thread_view.rs

    1use acp_thread::{
    2    AcpThread, AcpThreadEvent, AgentSessionInfo, AgentThreadEntry, AssistantMessage,
    3    AssistantMessageChunk, AuthRequired, LoadError, MentionUri, PermissionOptionChoice,
    4    PermissionOptions, RetryStatus, ThreadStatus, ToolCall, ToolCallContent, ToolCallStatus,
    5    UserMessageId,
    6};
    7use acp_thread::{AgentConnection, Plan};
    8use action_log::{ActionLog, ActionLogTelemetry};
    9use agent::{NativeAgentServer, NativeAgentSessionList, SharedThread, ThreadStore};
   10use agent_client_protocol::{self as acp, PromptCapabilities};
   11use agent_servers::{AgentServer, AgentServerDelegate};
   12use agent_settings::{AgentProfileId, AgentSettings};
   13use anyhow::{Result, anyhow};
   14use arrayvec::ArrayVec;
   15use audio::{Audio, Sound};
   16use buffer_diff::BufferDiff;
   17use client::zed_urls;
   18use collections::{HashMap, HashSet};
   19use editor::scroll::Autoscroll;
   20use editor::{
   21    Editor, EditorEvent, EditorMode, MultiBuffer, PathKey, SelectionEffects, SizingBehavior,
   22};
   23use feature_flags::{
   24    AgentSharingFeatureFlag, AgentV2FeatureFlag, FeatureFlagAppExt as _,
   25    UserSlashCommandsFeatureFlag,
   26};
   27use file_icons::FileIcons;
   28use fs::Fs;
   29use futures::FutureExt as _;
   30use gpui::{
   31    Action, Animation, AnimationExt, AnyView, App, BorderStyle, ClickEvent, ClipboardItem,
   32    CursorStyle, EdgesRefinement, ElementId, Empty, Entity, FocusHandle, Focusable, Hsla, Length,
   33    ListOffset, ListState, ObjectFit, PlatformDisplay, ScrollHandle, SharedString, StyleRefinement,
   34    Subscription, Task, TextStyle, TextStyleRefinement, UnderlineStyle, WeakEntity, Window,
   35    WindowHandle, div, ease_in_out, img, linear_color_stop, linear_gradient, list, point,
   36    pulsating_between,
   37};
   38use language::Buffer;
   39use language_model::LanguageModelRegistry;
   40use markdown::{HeadingLevelStyles, Markdown, MarkdownElement, MarkdownStyle};
   41use project::{AgentServerStore, ExternalAgentServerName, Project, ProjectEntryId};
   42use prompt_store::{PromptId, PromptStore};
   43use rope::Point;
   44use settings::{NotifyWhenAgentWaiting, Settings as _, SettingsStore};
   45use std::cell::RefCell;
   46use std::path::Path;
   47use std::sync::Arc;
   48use std::time::Instant;
   49use std::{collections::BTreeMap, rc::Rc, time::Duration};
   50use terminal_view::terminal_panel::TerminalPanel;
   51use text::{Anchor, ToPoint as _};
   52use theme::{AgentFontSize, ThemeSettings};
   53use ui::{
   54    Callout, CommonAnimationExt, ContextMenu, ContextMenuEntry, CopyButton, DecoratedIcon,
   55    DiffStat, Disclosure, Divider, DividerColor, IconDecoration, IconDecorationKind, KeyBinding,
   56    PopoverMenu, PopoverMenuHandle, SpinnerLabel, TintColor, Tooltip, WithScrollbar, prelude::*,
   57    right_click_menu,
   58};
   59use util::defer;
   60use util::{ResultExt, size::format_file_size, time::duration_alt_display};
   61use workspace::{
   62    CollaboratorId, NewTerminal, OpenOptions, Toast, Workspace, notifications::NotificationId,
   63};
   64use zed_actions::agent::{Chat, ToggleModelSelector};
   65use zed_actions::assistant::OpenRulesLibrary;
   66
   67use super::config_options::ConfigOptionsView;
   68use super::entry_view_state::EntryViewState;
   69use super::thread_history::AcpThreadHistory;
   70use crate::acp::AcpModelSelectorPopover;
   71use crate::acp::ModeSelector;
   72use crate::acp::entry_view_state::{EntryViewEvent, ViewEvent};
   73use crate::acp::message_editor::{MessageEditor, MessageEditorEvent};
   74use crate::agent_diff::AgentDiff;
   75use crate::profile_selector::{ProfileProvider, ProfileSelector};
   76use crate::ui::{AgentNotification, AgentNotificationEvent};
   77use crate::user_slash_command::{
   78    self, CommandLoadError, SlashCommandRegistry, SlashCommandRegistryEvent, UserSlashCommand,
   79};
   80use crate::{
   81    AgentDiffPane, AgentPanel, AllowAlways, AllowOnce, AuthorizeToolCall, ClearMessageQueue,
   82    CycleFavoriteModels, CycleModeSelector, EditFirstQueuedMessage, ExpandMessageEditor, Follow,
   83    KeepAll, NewThread, OpenAgentDiff, OpenHistory, RejectAll, RejectOnce,
   84    RemoveFirstQueuedMessage, SelectPermissionGranularity, SendImmediately, SendNextQueuedMessage,
   85    ToggleProfileSelector,
   86};
   87
   88const STOPWATCH_THRESHOLD: Duration = Duration::from_secs(30);
   89const TOKEN_THRESHOLD: u64 = 250;
   90
   91#[derive(Copy, Clone, Debug, PartialEq, Eq)]
   92enum ThreadFeedback {
   93    Positive,
   94    Negative,
   95}
   96
   97#[derive(Debug)]
   98enum ThreadError {
   99    PaymentRequired,
  100    Refusal,
  101    AuthenticationRequired(SharedString),
  102    Other(SharedString),
  103}
  104
  105impl ThreadError {
  106    fn from_err(error: anyhow::Error, agent: &Rc<dyn AgentServer>) -> Self {
  107        if error.is::<language_model::PaymentRequiredError>() {
  108            Self::PaymentRequired
  109        } else if let Some(acp_error) = error.downcast_ref::<acp::Error>()
  110            && acp_error.code == acp::ErrorCode::AuthRequired
  111        {
  112            Self::AuthenticationRequired(acp_error.message.clone().into())
  113        } else {
  114            let string = format!("{:#}", error);
  115            // TODO: we should have Gemini return better errors here.
  116            if agent.clone().downcast::<agent_servers::Gemini>().is_some()
  117                && string.contains("Could not load the default credentials")
  118                || string.contains("API key not valid")
  119                || string.contains("Request had invalid authentication credentials")
  120            {
  121                Self::AuthenticationRequired(string.into())
  122            } else {
  123                Self::Other(string.into())
  124            }
  125        }
  126    }
  127}
  128
  129impl ProfileProvider for Entity<agent::Thread> {
  130    fn profile_id(&self, cx: &App) -> AgentProfileId {
  131        self.read(cx).profile().clone()
  132    }
  133
  134    fn set_profile(&self, profile_id: AgentProfileId, cx: &mut App) {
  135        self.update(cx, |thread, cx| {
  136            // Apply the profile and let the thread swap to its default model.
  137            thread.set_profile(profile_id, cx);
  138        });
  139    }
  140
  141    fn profiles_supported(&self, cx: &App) -> bool {
  142        self.read(cx)
  143            .model()
  144            .is_some_and(|model| model.supports_tools())
  145    }
  146}
  147
  148#[derive(Default)]
  149struct ThreadFeedbackState {
  150    feedback: Option<ThreadFeedback>,
  151    comments_editor: Option<Entity<Editor>>,
  152}
  153
  154impl ThreadFeedbackState {
  155    pub fn submit(
  156        &mut self,
  157        thread: Entity<AcpThread>,
  158        feedback: ThreadFeedback,
  159        window: &mut Window,
  160        cx: &mut App,
  161    ) {
  162        let Some(telemetry) = thread.read(cx).connection().telemetry() else {
  163            return;
  164        };
  165
  166        if self.feedback == Some(feedback) {
  167            return;
  168        }
  169
  170        self.feedback = Some(feedback);
  171        match feedback {
  172            ThreadFeedback::Positive => {
  173                self.comments_editor = None;
  174            }
  175            ThreadFeedback::Negative => {
  176                self.comments_editor = Some(Self::build_feedback_comments_editor(window, cx));
  177            }
  178        }
  179        let session_id = thread.read(cx).session_id().clone();
  180        let agent_telemetry_id = thread.read(cx).connection().telemetry_id();
  181        let task = telemetry.thread_data(&session_id, cx);
  182        let rating = match feedback {
  183            ThreadFeedback::Positive => "positive",
  184            ThreadFeedback::Negative => "negative",
  185        };
  186        cx.background_spawn(async move {
  187            let thread = task.await?;
  188            telemetry::event!(
  189                "Agent Thread Rated",
  190                agent = agent_telemetry_id,
  191                session_id = session_id,
  192                rating = rating,
  193                thread = thread
  194            );
  195            anyhow::Ok(())
  196        })
  197        .detach_and_log_err(cx);
  198    }
  199
  200    pub fn submit_comments(&mut self, thread: Entity<AcpThread>, cx: &mut App) {
  201        let Some(telemetry) = thread.read(cx).connection().telemetry() else {
  202            return;
  203        };
  204
  205        let Some(comments) = self
  206            .comments_editor
  207            .as_ref()
  208            .map(|editor| editor.read(cx).text(cx))
  209            .filter(|text| !text.trim().is_empty())
  210        else {
  211            return;
  212        };
  213
  214        self.comments_editor.take();
  215
  216        let session_id = thread.read(cx).session_id().clone();
  217        let agent_telemetry_id = thread.read(cx).connection().telemetry_id();
  218        let task = telemetry.thread_data(&session_id, cx);
  219        cx.background_spawn(async move {
  220            let thread = task.await?;
  221            telemetry::event!(
  222                "Agent Thread Feedback Comments",
  223                agent = agent_telemetry_id,
  224                session_id = session_id,
  225                comments = comments,
  226                thread = thread
  227            );
  228            anyhow::Ok(())
  229        })
  230        .detach_and_log_err(cx);
  231    }
  232
  233    pub fn clear(&mut self) {
  234        *self = Self::default()
  235    }
  236
  237    pub fn dismiss_comments(&mut self) {
  238        self.comments_editor.take();
  239    }
  240
  241    fn build_feedback_comments_editor(window: &mut Window, cx: &mut App) -> Entity<Editor> {
  242        let buffer = cx.new(|cx| {
  243            let empty_string = String::new();
  244            MultiBuffer::singleton(cx.new(|cx| Buffer::local(empty_string, cx)), cx)
  245        });
  246
  247        let editor = cx.new(|cx| {
  248            let mut editor = Editor::new(
  249                editor::EditorMode::AutoHeight {
  250                    min_lines: 1,
  251                    max_lines: Some(4),
  252                },
  253                buffer,
  254                None,
  255                window,
  256                cx,
  257            );
  258            editor.set_placeholder_text(
  259                "What went wrong? Share your feedback so we can improve.",
  260                window,
  261                cx,
  262            );
  263            editor
  264        });
  265
  266        editor.read(cx).focus_handle(cx).focus(window, cx);
  267        editor
  268    }
  269}
  270
  271#[derive(Default, Clone, Copy)]
  272struct DiffStats {
  273    lines_added: u32,
  274    lines_removed: u32,
  275}
  276
  277impl DiffStats {
  278    fn single_file(buffer: &Buffer, diff: &BufferDiff, cx: &App) -> Self {
  279        let mut stats = DiffStats::default();
  280        let diff_snapshot = diff.snapshot(cx);
  281        let buffer_snapshot = buffer.snapshot();
  282        let base_text = diff_snapshot.base_text();
  283
  284        for hunk in diff_snapshot.hunks(&buffer_snapshot) {
  285            let added_rows = hunk.range.end.row.saturating_sub(hunk.range.start.row);
  286            stats.lines_added += added_rows;
  287
  288            let base_start = hunk.diff_base_byte_range.start.to_point(base_text).row;
  289            let base_end = hunk.diff_base_byte_range.end.to_point(base_text).row;
  290            let removed_rows = base_end.saturating_sub(base_start);
  291            stats.lines_removed += removed_rows;
  292        }
  293
  294        stats
  295    }
  296
  297    fn all_files(changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>, cx: &App) -> Self {
  298        let mut total = DiffStats::default();
  299        for (buffer, diff) in changed_buffers {
  300            let stats = DiffStats::single_file(buffer.read(cx), diff.read(cx), cx);
  301            total.lines_added += stats.lines_added;
  302            total.lines_removed += stats.lines_removed;
  303        }
  304        total
  305    }
  306}
  307
  308pub struct AcpThreadView {
  309    agent: Rc<dyn AgentServer>,
  310    agent_server_store: Entity<AgentServerStore>,
  311    workspace: WeakEntity<Workspace>,
  312    project: Entity<Project>,
  313    thread_state: ThreadState,
  314    permission_dropdown_handle: PopoverMenuHandle<ContextMenu>,
  315    /// Tracks the selected granularity index for each tool call's permission dropdown.
  316    /// The index corresponds to the position in the allow_options list.
  317    /// Default is the last option (index pointing to "Only this time").
  318    selected_permission_granularity: HashMap<acp::ToolCallId, usize>,
  319    login: Option<task::SpawnInTerminal>,
  320    recent_history_entries: Vec<AgentSessionInfo>,
  321    history: Entity<AcpThreadHistory>,
  322    _history_subscription: Subscription,
  323    hovered_recent_history_item: Option<usize>,
  324    entry_view_state: Entity<EntryViewState>,
  325    message_editor: Entity<MessageEditor>,
  326    focus_handle: FocusHandle,
  327    model_selector: Option<Entity<AcpModelSelectorPopover>>,
  328    config_options_view: Option<Entity<ConfigOptionsView>>,
  329    profile_selector: Option<Entity<ProfileSelector>>,
  330    notifications: Vec<WindowHandle<AgentNotification>>,
  331    notification_subscriptions: HashMap<WindowHandle<AgentNotification>, Vec<Subscription>>,
  332    thread_retry_status: Option<RetryStatus>,
  333    thread_error: Option<ThreadError>,
  334    thread_error_markdown: Option<Entity<Markdown>>,
  335    command_load_errors: Vec<CommandLoadError>,
  336    command_load_errors_dismissed: bool,
  337    slash_command_registry: Option<Entity<SlashCommandRegistry>>,
  338    token_limit_callout_dismissed: bool,
  339    thread_feedback: ThreadFeedbackState,
  340    list_state: ListState,
  341    auth_task: Option<Task<()>>,
  342    /// Tracks which tool calls have their content/output expanded.
  343    /// Used for showing/hiding tool call results, terminal output, etc.
  344    expanded_tool_calls: HashSet<acp::ToolCallId>,
  345    expanded_tool_call_raw_inputs: HashSet<acp::ToolCallId>,
  346    expanded_thinking_blocks: HashSet<(usize, usize)>,
  347    expanded_subagents: HashSet<acp::SessionId>,
  348    subagent_scroll_handles: RefCell<HashMap<acp::SessionId, ScrollHandle>>,
  349    edits_expanded: bool,
  350    plan_expanded: bool,
  351    queue_expanded: bool,
  352    editor_expanded: bool,
  353    should_be_following: bool,
  354    editing_message: Option<usize>,
  355    queued_message_editors: Vec<Entity<MessageEditor>>,
  356    queued_message_editor_subscriptions: Vec<Subscription>,
  357    last_synced_queue_length: usize,
  358    discarded_partial_edits: HashSet<acp::ToolCallId>,
  359    prompt_capabilities: Rc<RefCell<PromptCapabilities>>,
  360    available_commands: Rc<RefCell<Vec<acp::AvailableCommand>>>,
  361    cached_user_commands: Rc<RefCell<HashMap<String, UserSlashCommand>>>,
  362    cached_user_command_errors: Rc<RefCell<Vec<CommandLoadError>>>,
  363    is_loading_contents: bool,
  364    new_server_version_available: Option<SharedString>,
  365    resume_thread_metadata: Option<AgentSessionInfo>,
  366    _cancel_task: Option<Task<()>>,
  367    _subscriptions: [Subscription; 5],
  368    show_codex_windows_warning: bool,
  369    in_flight_prompt: Option<Vec<acp::ContentBlock>>,
  370    skip_queue_processing_count: usize,
  371    user_interrupted_generation: bool,
  372    can_fast_track_queue: bool,
  373    turn_tokens: Option<u64>,
  374    last_turn_tokens: Option<u64>,
  375    turn_started_at: Option<Instant>,
  376    last_turn_duration: Option<Duration>,
  377    turn_generation: usize,
  378    _turn_timer_task: Option<Task<()>>,
  379    hovered_edited_file_buttons: Option<usize>,
  380}
  381
  382enum ThreadState {
  383    Loading(Entity<LoadingView>),
  384    Ready {
  385        thread: Entity<AcpThread>,
  386        title_editor: Option<Entity<Editor>>,
  387        mode_selector: Option<Entity<ModeSelector>>,
  388        _subscriptions: Vec<Subscription>,
  389    },
  390    LoadError(LoadError),
  391    Unauthenticated {
  392        connection: Rc<dyn AgentConnection>,
  393        description: Option<Entity<Markdown>>,
  394        configuration_view: Option<AnyView>,
  395        pending_auth_method: Option<acp::AuthMethodId>,
  396        _subscription: Option<Subscription>,
  397    },
  398}
  399
  400struct LoadingView {
  401    title: SharedString,
  402    _load_task: Task<()>,
  403    _update_title_task: Task<anyhow::Result<()>>,
  404}
  405
  406impl AcpThreadView {
  407    pub fn new(
  408        agent: Rc<dyn AgentServer>,
  409        resume_thread: Option<AgentSessionInfo>,
  410        summarize_thread: Option<AgentSessionInfo>,
  411        workspace: WeakEntity<Workspace>,
  412        project: Entity<Project>,
  413        thread_store: Option<Entity<ThreadStore>>,
  414        prompt_store: Option<Entity<PromptStore>>,
  415        history: Entity<AcpThreadHistory>,
  416        window: &mut Window,
  417        cx: &mut Context<Self>,
  418    ) -> Self {
  419        let prompt_capabilities = Rc::new(RefCell::new(acp::PromptCapabilities::default()));
  420        let available_commands = Rc::new(RefCell::new(vec![]));
  421        let cached_user_commands = Rc::new(RefCell::new(collections::HashMap::default()));
  422        let cached_user_command_errors = Rc::new(RefCell::new(Vec::new()));
  423        let mut command_load_errors = Vec::new();
  424
  425        let agent_server_store = project.read(cx).agent_server_store().clone();
  426        let agent_display_name = agent_server_store
  427            .read(cx)
  428            .agent_display_name(&ExternalAgentServerName(agent.name()))
  429            .unwrap_or_else(|| agent.name());
  430
  431        let placeholder = placeholder_text(agent_display_name.as_ref(), false);
  432
  433        let message_editor = cx.new(|cx| {
  434            let mut editor = MessageEditor::new_with_cache(
  435                workspace.clone(),
  436                project.downgrade(),
  437                thread_store.clone(),
  438                history.downgrade(),
  439                prompt_store.clone(),
  440                prompt_capabilities.clone(),
  441                available_commands.clone(),
  442                cached_user_commands.clone(),
  443                cached_user_command_errors.clone(),
  444                agent.name(),
  445                &placeholder,
  446                editor::EditorMode::AutoHeight {
  447                    min_lines: AgentSettings::get_global(cx).message_editor_min_lines,
  448                    max_lines: Some(AgentSettings::get_global(cx).set_message_editor_max_lines()),
  449                },
  450                window,
  451                cx,
  452            );
  453            if let Some(entry) = summarize_thread {
  454                editor.insert_thread_summary(entry, window, cx);
  455            }
  456            editor
  457        });
  458
  459        let list_state = ListState::new(0, gpui::ListAlignment::Bottom, px(2048.0));
  460
  461        let entry_view_state = cx.new(|_| {
  462            EntryViewState::new(
  463                workspace.clone(),
  464                project.downgrade(),
  465                thread_store.clone(),
  466                history.downgrade(),
  467                prompt_store.clone(),
  468                prompt_capabilities.clone(),
  469                available_commands.clone(),
  470                cached_user_commands.clone(),
  471                cached_user_command_errors.clone(),
  472                agent.name(),
  473            )
  474        });
  475
  476        let subscriptions = [
  477            cx.observe_global_in::<SettingsStore>(window, Self::agent_ui_font_size_changed),
  478            cx.observe_global_in::<AgentFontSize>(window, Self::agent_ui_font_size_changed),
  479            cx.subscribe_in(&message_editor, window, Self::handle_message_editor_event),
  480            cx.subscribe_in(&entry_view_state, window, Self::handle_entry_view_event),
  481            cx.subscribe_in(
  482                &agent_server_store,
  483                window,
  484                Self::handle_agent_servers_updated,
  485            ),
  486        ];
  487
  488        cx.on_release(|this, cx| {
  489            for window in this.notifications.drain(..) {
  490                window
  491                    .update(cx, |_, window, _| {
  492                        window.remove_window();
  493                    })
  494                    .ok();
  495            }
  496        })
  497        .detach();
  498
  499        let show_codex_windows_warning = cfg!(windows)
  500            && project.read(cx).is_local()
  501            && agent.clone().downcast::<agent_servers::Codex>().is_some();
  502
  503        // Create SlashCommandRegistry to cache user-defined slash commands and watch for changes
  504        let slash_command_registry = if cx.has_flag::<UserSlashCommandsFeatureFlag>() {
  505            let fs = project.read(cx).fs().clone();
  506            let worktree_roots: Vec<std::path::PathBuf> = project
  507                .read(cx)
  508                .visible_worktrees(cx)
  509                .map(|worktree| worktree.read(cx).abs_path().to_path_buf())
  510                .collect();
  511            let registry = cx.new(|cx| SlashCommandRegistry::new(fs, worktree_roots, cx));
  512
  513            // Subscribe to registry changes to update error display and cached commands
  514            cx.subscribe(&registry, move |this, registry, event, cx| match event {
  515                SlashCommandRegistryEvent::CommandsChanged => {
  516                    this.refresh_cached_user_commands_from_registry(&registry, cx);
  517                }
  518            })
  519            .detach();
  520
  521            // Initialize cached commands and errors from registry
  522            let mut commands = registry.read(cx).commands().clone();
  523            let mut errors = registry.read(cx).errors().to_vec();
  524            let server_command_names = available_commands
  525                .borrow()
  526                .iter()
  527                .map(|command| command.name.clone())
  528                .collect::<HashSet<_>>();
  529            user_slash_command::apply_server_command_conflicts_to_map(
  530                &mut commands,
  531                &mut errors,
  532                &server_command_names,
  533            );
  534            command_load_errors = errors.clone();
  535            *cached_user_commands.borrow_mut() = commands;
  536            *cached_user_command_errors.borrow_mut() = errors;
  537
  538            Some(registry)
  539        } else {
  540            None
  541        };
  542
  543        let recent_history_entries = history.read(cx).get_recent_sessions(3);
  544        let history_subscription = cx.observe(&history, |this, history, cx| {
  545            this.update_recent_history_from_cache(&history, cx);
  546        });
  547
  548        Self {
  549            agent: agent.clone(),
  550            agent_server_store,
  551            workspace: workspace.clone(),
  552            project: project.clone(),
  553            entry_view_state,
  554            permission_dropdown_handle: PopoverMenuHandle::default(),
  555            selected_permission_granularity: HashMap::default(),
  556            thread_state: Self::initial_state(
  557                agent.clone(),
  558                resume_thread.clone(),
  559                workspace.clone(),
  560                project.clone(),
  561                window,
  562                cx,
  563            ),
  564            login: None,
  565            message_editor,
  566            model_selector: None,
  567            config_options_view: None,
  568            profile_selector: None,
  569            notifications: Vec::new(),
  570            notification_subscriptions: HashMap::default(),
  571            list_state,
  572            thread_retry_status: None,
  573            thread_error: None,
  574            thread_error_markdown: None,
  575            command_load_errors,
  576            command_load_errors_dismissed: false,
  577            slash_command_registry,
  578            token_limit_callout_dismissed: false,
  579            thread_feedback: Default::default(),
  580            auth_task: None,
  581            expanded_tool_calls: HashSet::default(),
  582            expanded_tool_call_raw_inputs: HashSet::default(),
  583            expanded_thinking_blocks: HashSet::default(),
  584            expanded_subagents: HashSet::default(),
  585            subagent_scroll_handles: RefCell::new(HashMap::default()),
  586            editing_message: None,
  587            queued_message_editors: Vec::new(),
  588            queued_message_editor_subscriptions: Vec::new(),
  589            last_synced_queue_length: 0,
  590            edits_expanded: false,
  591            plan_expanded: false,
  592            queue_expanded: true,
  593            discarded_partial_edits: HashSet::default(),
  594            prompt_capabilities,
  595            available_commands,
  596            cached_user_commands,
  597            cached_user_command_errors,
  598            editor_expanded: false,
  599            should_be_following: false,
  600            recent_history_entries,
  601            history,
  602            _history_subscription: history_subscription,
  603            hovered_recent_history_item: None,
  604            is_loading_contents: false,
  605            _subscriptions: subscriptions,
  606            _cancel_task: None,
  607            focus_handle: cx.focus_handle(),
  608            new_server_version_available: None,
  609            resume_thread_metadata: resume_thread,
  610            show_codex_windows_warning,
  611            in_flight_prompt: None,
  612            skip_queue_processing_count: 0,
  613            user_interrupted_generation: false,
  614            can_fast_track_queue: false,
  615            turn_tokens: None,
  616            last_turn_tokens: None,
  617            turn_started_at: None,
  618            last_turn_duration: None,
  619            turn_generation: 0,
  620            _turn_timer_task: None,
  621            hovered_edited_file_buttons: None,
  622        }
  623    }
  624
  625    fn reset(&mut self, window: &mut Window, cx: &mut Context<Self>) {
  626        self.thread_state = Self::initial_state(
  627            self.agent.clone(),
  628            self.resume_thread_metadata.clone(),
  629            self.workspace.clone(),
  630            self.project.clone(),
  631            window,
  632            cx,
  633        );
  634        self.available_commands.replace(vec![]);
  635        self.refresh_cached_user_commands(cx);
  636        self.new_server_version_available.take();
  637        self.recent_history_entries.clear();
  638        self.turn_tokens = None;
  639        self.last_turn_tokens = None;
  640        self.turn_started_at = None;
  641        self.last_turn_duration = None;
  642        self._turn_timer_task = None;
  643        cx.notify();
  644    }
  645
  646    fn initial_state(
  647        agent: Rc<dyn AgentServer>,
  648        resume_thread: Option<AgentSessionInfo>,
  649        workspace: WeakEntity<Workspace>,
  650        project: Entity<Project>,
  651        window: &mut Window,
  652        cx: &mut Context<Self>,
  653    ) -> ThreadState {
  654        if project.read(cx).is_via_collab()
  655            && agent.clone().downcast::<NativeAgentServer>().is_none()
  656        {
  657            return ThreadState::LoadError(LoadError::Other(
  658                "External agents are not yet supported in shared projects.".into(),
  659            ));
  660        }
  661        let mut worktrees = project.read(cx).visible_worktrees(cx).collect::<Vec<_>>();
  662        // Pick the first non-single-file worktree for the root directory if there are any,
  663        // and otherwise the parent of a single-file worktree, falling back to $HOME if there are no visible worktrees.
  664        worktrees.sort_by(|l, r| {
  665            l.read(cx)
  666                .is_single_file()
  667                .cmp(&r.read(cx).is_single_file())
  668        });
  669        let root_dir = worktrees
  670            .into_iter()
  671            .filter_map(|worktree| {
  672                if worktree.read(cx).is_single_file() {
  673                    Some(worktree.read(cx).abs_path().parent()?.into())
  674                } else {
  675                    Some(worktree.read(cx).abs_path())
  676                }
  677            })
  678            .next();
  679        let fallback_cwd = root_dir
  680            .clone()
  681            .unwrap_or_else(|| paths::home_dir().as_path().into());
  682        let (status_tx, mut status_rx) = watch::channel("Loading…".into());
  683        let (new_version_available_tx, mut new_version_available_rx) = watch::channel(None);
  684        let delegate = AgentServerDelegate::new(
  685            project.read(cx).agent_server_store().clone(),
  686            project.clone(),
  687            Some(status_tx),
  688            Some(new_version_available_tx),
  689        );
  690
  691        let connect_task = agent.connect(root_dir.as_deref(), delegate, cx);
  692        let load_task = cx.spawn_in(window, async move |this, cx| {
  693            let connection = match connect_task.await {
  694                Ok((connection, login)) => {
  695                    this.update(cx, |this, _| this.login = login).ok();
  696                    connection
  697                }
  698                Err(err) => {
  699                    this.update_in(cx, |this, window, cx| {
  700                        if err.downcast_ref::<LoadError>().is_some() {
  701                            this.handle_load_error(err, window, cx);
  702                        } else {
  703                            this.handle_thread_error(err, cx);
  704                        }
  705                        cx.notify();
  706                    })
  707                    .log_err();
  708                    return;
  709                }
  710            };
  711
  712            telemetry::event!("Agent Thread Started", agent = connection.telemetry_id());
  713
  714            let result = if let Some(resume) = resume_thread.clone() {
  715                cx.update(|_, cx| {
  716                    if connection.supports_load_session(cx) {
  717                        let session_cwd = resume
  718                            .cwd
  719                            .clone()
  720                            .unwrap_or_else(|| fallback_cwd.as_ref().to_path_buf());
  721                        connection.clone().load_session(
  722                            resume,
  723                            project.clone(),
  724                            session_cwd.as_path(),
  725                            cx,
  726                        )
  727                    } else {
  728                        Task::ready(Err(anyhow!(LoadError::Other(
  729                            "Loading sessions is not supported by this agent.".into()
  730                        ))))
  731                    }
  732                })
  733                .log_err()
  734            } else {
  735                cx.update(|_, cx| {
  736                    connection
  737                        .clone()
  738                        .new_thread(project.clone(), fallback_cwd.as_ref(), cx)
  739                })
  740                .log_err()
  741            };
  742
  743            let Some(result) = result else {
  744                return;
  745            };
  746
  747            let result = match result.await {
  748                Err(e) => match e.downcast::<acp_thread::AuthRequired>() {
  749                    Ok(err) => {
  750                        cx.update(|window, cx| {
  751                            Self::handle_auth_required(this, err, agent, connection, window, cx)
  752                        })
  753                        .log_err();
  754                        return;
  755                    }
  756                    Err(err) => Err(err),
  757                },
  758                Ok(thread) => Ok(thread),
  759            };
  760
  761            this.update_in(cx, |this, window, cx| {
  762                match result {
  763                    Ok(thread) => {
  764                        let action_log = thread.read(cx).action_log().clone();
  765
  766                        this.prompt_capabilities
  767                            .replace(thread.read(cx).prompt_capabilities());
  768
  769                        let count = thread.read(cx).entries().len();
  770                        this.entry_view_state.update(cx, |view_state, cx| {
  771                            for ix in 0..count {
  772                                view_state.sync_entry(ix, &thread, window, cx);
  773                            }
  774                            this.list_state.splice_focusable(
  775                                0..0,
  776                                (0..count).map(|ix| view_state.entry(ix)?.focus_handle(cx)),
  777                            );
  778                        });
  779
  780                        AgentDiff::set_active_thread(&workspace, thread.clone(), window, cx);
  781
  782                        let connection = thread.read(cx).connection().clone();
  783                        let session_id = thread.read(cx).session_id().clone();
  784                        let session_list = if connection.supports_load_session(cx) {
  785                            connection.session_list(cx)
  786                        } else {
  787                            None
  788                        };
  789                        this.history.update(cx, |history, cx| {
  790                            history.set_session_list(session_list, cx);
  791                        });
  792
  793                        // Check for config options first
  794                        // Config options take precedence over legacy mode/model selectors
  795                        // (feature flag gating happens at the data layer)
  796                        let config_options_provider =
  797                            connection.session_config_options(&session_id, cx);
  798
  799                        let mode_selector;
  800                        if let Some(config_options) = config_options_provider {
  801                            // Use config options - don't create mode_selector or model_selector
  802                            let agent_server = this.agent.clone();
  803                            let fs = this.project.read(cx).fs().clone();
  804                            this.config_options_view = Some(cx.new(|cx| {
  805                                ConfigOptionsView::new(config_options, agent_server, fs, window, cx)
  806                            }));
  807                            this.model_selector = None;
  808                            mode_selector = None;
  809                        } else {
  810                            // Fall back to legacy mode/model selectors
  811                            this.config_options_view = None;
  812                            this.model_selector =
  813                                connection.model_selector(&session_id).map(|selector| {
  814                                    let agent_server = this.agent.clone();
  815                                    let fs = this.project.read(cx).fs().clone();
  816                                    cx.new(|cx| {
  817                                        AcpModelSelectorPopover::new(
  818                                            selector,
  819                                            agent_server,
  820                                            fs,
  821                                            PopoverMenuHandle::default(),
  822                                            this.focus_handle(cx),
  823                                            window,
  824                                            cx,
  825                                        )
  826                                    })
  827                                });
  828
  829                            mode_selector =
  830                                connection
  831                                    .session_modes(&session_id, cx)
  832                                    .map(|session_modes| {
  833                                        let fs = this.project.read(cx).fs().clone();
  834                                        let focus_handle = this.focus_handle(cx);
  835                                        cx.new(|_cx| {
  836                                            ModeSelector::new(
  837                                                session_modes,
  838                                                this.agent.clone(),
  839                                                fs,
  840                                                focus_handle,
  841                                            )
  842                                        })
  843                                    });
  844                        }
  845
  846                        let mut subscriptions = vec![
  847                            cx.subscribe_in(&thread, window, Self::handle_thread_event),
  848                            cx.observe(&action_log, |_, _, cx| cx.notify()),
  849                        ];
  850
  851                        let title_editor =
  852                            if thread.update(cx, |thread, cx| thread.can_set_title(cx)) {
  853                                let editor = cx.new(|cx| {
  854                                    let mut editor = Editor::single_line(window, cx);
  855                                    editor.set_text(thread.read(cx).title(), window, cx);
  856                                    editor
  857                                });
  858                                subscriptions.push(cx.subscribe_in(
  859                                    &editor,
  860                                    window,
  861                                    Self::handle_title_editor_event,
  862                                ));
  863                                Some(editor)
  864                            } else {
  865                                None
  866                            };
  867
  868                        this.thread_state = ThreadState::Ready {
  869                            thread,
  870                            title_editor,
  871                            mode_selector,
  872                            _subscriptions: subscriptions,
  873                        };
  874
  875                        this.profile_selector = this.as_native_thread(cx).map(|thread| {
  876                            cx.new(|cx| {
  877                                ProfileSelector::new(
  878                                    <dyn Fs>::global(cx),
  879                                    Arc::new(thread.clone()),
  880                                    this.focus_handle(cx),
  881                                    cx,
  882                                )
  883                            })
  884                        });
  885
  886                        if this.focus_handle.contains_focused(window, cx) {
  887                            this.message_editor.focus_handle(cx).focus(window, cx);
  888                        }
  889
  890                        cx.notify();
  891                    }
  892                    Err(err) => {
  893                        this.handle_load_error(err, window, cx);
  894                    }
  895                };
  896            })
  897            .log_err();
  898        });
  899
  900        cx.spawn(async move |this, cx| {
  901            while let Ok(new_version) = new_version_available_rx.recv().await {
  902                if let Some(new_version) = new_version {
  903                    this.update(cx, |this, cx| {
  904                        this.new_server_version_available = Some(new_version.into());
  905                        cx.notify();
  906                    })
  907                    .ok();
  908                }
  909            }
  910        })
  911        .detach();
  912
  913        let loading_view = cx.new(|cx| {
  914            let update_title_task = cx.spawn(async move |this, cx| {
  915                loop {
  916                    let status = status_rx.recv().await?;
  917                    this.update(cx, |this: &mut LoadingView, cx| {
  918                        this.title = status;
  919                        cx.notify();
  920                    })?;
  921                }
  922            });
  923
  924            LoadingView {
  925                title: "Loading…".into(),
  926                _load_task: load_task,
  927                _update_title_task: update_title_task,
  928            }
  929        });
  930
  931        ThreadState::Loading(loading_view)
  932    }
  933
  934    fn handle_auth_required(
  935        this: WeakEntity<Self>,
  936        err: AuthRequired,
  937        agent: Rc<dyn AgentServer>,
  938        connection: Rc<dyn AgentConnection>,
  939        window: &mut Window,
  940        cx: &mut App,
  941    ) {
  942        let agent_name = agent.name();
  943        let (configuration_view, subscription) = if let Some(provider_id) = &err.provider_id {
  944            let registry = LanguageModelRegistry::global(cx);
  945
  946            let sub = window.subscribe(&registry, cx, {
  947                let provider_id = provider_id.clone();
  948                let this = this.clone();
  949                move |_, ev, window, cx| {
  950                    if let language_model::Event::ProviderStateChanged(updated_provider_id) = &ev
  951                        && &provider_id == updated_provider_id
  952                        && LanguageModelRegistry::global(cx)
  953                            .read(cx)
  954                            .provider(&provider_id)
  955                            .map_or(false, |provider| provider.is_authenticated(cx))
  956                    {
  957                        this.update(cx, |this, cx| {
  958                            this.reset(window, cx);
  959                        })
  960                        .ok();
  961                    }
  962                }
  963            });
  964
  965            let view = registry.read(cx).provider(&provider_id).map(|provider| {
  966                provider.configuration_view(
  967                    language_model::ConfigurationViewTargetAgent::Other(agent_name.clone()),
  968                    window,
  969                    cx,
  970                )
  971            });
  972
  973            (view, Some(sub))
  974        } else {
  975            (None, None)
  976        };
  977
  978        this.update(cx, |this, cx| {
  979            this.thread_state = ThreadState::Unauthenticated {
  980                pending_auth_method: None,
  981                connection,
  982                configuration_view,
  983                description: err
  984                    .description
  985                    .map(|desc| cx.new(|cx| Markdown::new(desc.into(), None, None, cx))),
  986                _subscription: subscription,
  987            };
  988            if this.message_editor.focus_handle(cx).is_focused(window) {
  989                this.focus_handle.focus(window, cx)
  990            }
  991            cx.notify();
  992        })
  993        .ok();
  994    }
  995
  996    fn handle_load_error(
  997        &mut self,
  998        err: anyhow::Error,
  999        window: &mut Window,
 1000        cx: &mut Context<Self>,
 1001    ) {
 1002        if let Some(load_err) = err.downcast_ref::<LoadError>() {
 1003            self.thread_state = ThreadState::LoadError(load_err.clone());
 1004        } else {
 1005            self.thread_state =
 1006                ThreadState::LoadError(LoadError::Other(format!("{:#}", err).into()))
 1007        }
 1008        if self.message_editor.focus_handle(cx).is_focused(window) {
 1009            self.focus_handle.focus(window, cx)
 1010        }
 1011        cx.notify();
 1012    }
 1013
 1014    fn handle_agent_servers_updated(
 1015        &mut self,
 1016        _agent_server_store: &Entity<project::AgentServerStore>,
 1017        _event: &project::AgentServersUpdated,
 1018        window: &mut Window,
 1019        cx: &mut Context<Self>,
 1020    ) {
 1021        // If we're in a LoadError state OR have a thread_error set (which can happen
 1022        // when agent.connect() fails during loading), retry loading the thread.
 1023        // This handles the case where a thread is restored before authentication completes.
 1024        let should_retry =
 1025            matches!(&self.thread_state, ThreadState::LoadError(_)) || self.thread_error.is_some();
 1026
 1027        if should_retry {
 1028            self.thread_error = None;
 1029            self.thread_error_markdown = None;
 1030            self.reset(window, cx);
 1031        }
 1032    }
 1033
 1034    pub fn workspace(&self) -> &WeakEntity<Workspace> {
 1035        &self.workspace
 1036    }
 1037
 1038    pub fn thread(&self) -> Option<&Entity<AcpThread>> {
 1039        match &self.thread_state {
 1040            ThreadState::Ready { thread, .. } => Some(thread),
 1041            ThreadState::Unauthenticated { .. }
 1042            | ThreadState::Loading { .. }
 1043            | ThreadState::LoadError { .. } => None,
 1044        }
 1045    }
 1046
 1047    pub fn mode_selector(&self) -> Option<&Entity<ModeSelector>> {
 1048        match &self.thread_state {
 1049            ThreadState::Ready { mode_selector, .. } => mode_selector.as_ref(),
 1050            ThreadState::Unauthenticated { .. }
 1051            | ThreadState::Loading { .. }
 1052            | ThreadState::LoadError { .. } => None,
 1053        }
 1054    }
 1055
 1056    pub fn title(&self, cx: &App) -> SharedString {
 1057        match &self.thread_state {
 1058            ThreadState::Ready { .. } | ThreadState::Unauthenticated { .. } => "New Thread".into(),
 1059            ThreadState::Loading(loading_view) => loading_view.read(cx).title.clone(),
 1060            ThreadState::LoadError(error) => match error {
 1061                LoadError::Unsupported { .. } => format!("Upgrade {}", self.agent.name()).into(),
 1062                LoadError::FailedToInstall(_) => {
 1063                    format!("Failed to Install {}", self.agent.name()).into()
 1064                }
 1065                LoadError::Exited { .. } => format!("{} Exited", self.agent.name()).into(),
 1066                LoadError::Other(_) => format!("Error Loading {}", self.agent.name()).into(),
 1067            },
 1068        }
 1069    }
 1070
 1071    pub fn title_editor(&self) -> Option<Entity<Editor>> {
 1072        if let ThreadState::Ready { title_editor, .. } = &self.thread_state {
 1073            title_editor.clone()
 1074        } else {
 1075            None
 1076        }
 1077    }
 1078
 1079    pub fn cancel_generation(&mut self, cx: &mut Context<Self>) {
 1080        self.thread_error.take();
 1081        self.thread_retry_status.take();
 1082        self.user_interrupted_generation = true;
 1083
 1084        if let Some(thread) = self.thread() {
 1085            self._cancel_task = Some(thread.update(cx, |thread, cx| thread.cancel(cx)));
 1086        }
 1087    }
 1088
 1089    fn share_thread(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
 1090        let Some(thread) = self.as_native_thread(cx) else {
 1091            return;
 1092        };
 1093
 1094        let client = self.project.read(cx).client();
 1095        let workspace = self.workspace.clone();
 1096        let session_id = thread.read(cx).id().to_string();
 1097
 1098        let load_task = thread.read(cx).to_db(cx);
 1099
 1100        cx.spawn(async move |_this, cx| {
 1101            let db_thread = load_task.await;
 1102
 1103            let shared_thread = SharedThread::from_db_thread(&db_thread);
 1104            let thread_data = shared_thread.to_bytes()?;
 1105            let title = shared_thread.title.to_string();
 1106
 1107            client
 1108                .request(proto::ShareAgentThread {
 1109                    session_id: session_id.clone(),
 1110                    title,
 1111                    thread_data,
 1112                })
 1113                .await?;
 1114
 1115            let share_url = client::zed_urls::shared_agent_thread_url(&session_id);
 1116
 1117            cx.update(|cx| {
 1118                if let Some(workspace) = workspace.upgrade() {
 1119                    workspace.update(cx, |workspace, cx| {
 1120                        struct ThreadSharedToast;
 1121                        workspace.show_toast(
 1122                            Toast::new(
 1123                                NotificationId::unique::<ThreadSharedToast>(),
 1124                                "Thread shared!",
 1125                            )
 1126                            .on_click(
 1127                                "Copy URL",
 1128                                move |_window, cx| {
 1129                                    cx.write_to_clipboard(ClipboardItem::new_string(
 1130                                        share_url.clone(),
 1131                                    ));
 1132                                },
 1133                            ),
 1134                            cx,
 1135                        );
 1136                    });
 1137                }
 1138            });
 1139
 1140            anyhow::Ok(())
 1141        })
 1142        .detach_and_log_err(cx);
 1143    }
 1144
 1145    fn sync_thread(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 1146        if !self.is_imported_thread(cx) {
 1147            return;
 1148        }
 1149
 1150        let Some(thread) = self.thread() else {
 1151            return;
 1152        };
 1153
 1154        let Some(session_list) = self
 1155            .as_native_connection(cx)
 1156            .and_then(|connection| connection.session_list(cx))
 1157            .and_then(|list| list.downcast::<NativeAgentSessionList>())
 1158        else {
 1159            return;
 1160        };
 1161        let thread_store = session_list.thread_store().clone();
 1162
 1163        let client = self.project.read(cx).client();
 1164        let session_id = thread.read(cx).session_id().clone();
 1165
 1166        cx.spawn_in(window, async move |this, cx| {
 1167            let response = client
 1168                .request(proto::GetSharedAgentThread {
 1169                    session_id: session_id.to_string(),
 1170                })
 1171                .await?;
 1172
 1173            let shared_thread = SharedThread::from_bytes(&response.thread_data)?;
 1174
 1175            let db_thread = shared_thread.to_db_thread();
 1176
 1177            thread_store
 1178                .update(&mut cx.clone(), |store, cx| {
 1179                    store.save_thread(session_id.clone(), db_thread, cx)
 1180                })
 1181                .await?;
 1182
 1183            let thread_metadata = AgentSessionInfo {
 1184                session_id,
 1185                cwd: None,
 1186                title: Some(format!("🔗 {}", response.title).into()),
 1187                updated_at: Some(chrono::Utc::now()),
 1188                meta: None,
 1189            };
 1190
 1191            this.update_in(cx, |this, window, cx| {
 1192                this.resume_thread_metadata = Some(thread_metadata);
 1193                this.reset(window, cx);
 1194            })?;
 1195
 1196            this.update_in(cx, |this, _window, cx| {
 1197                if let Some(workspace) = this.workspace.upgrade() {
 1198                    workspace.update(cx, |workspace, cx| {
 1199                        struct ThreadSyncedToast;
 1200                        workspace.show_toast(
 1201                            Toast::new(
 1202                                NotificationId::unique::<ThreadSyncedToast>(),
 1203                                "Thread synced with latest version",
 1204                            )
 1205                            .autohide(),
 1206                            cx,
 1207                        );
 1208                    });
 1209                }
 1210            })?;
 1211
 1212            anyhow::Ok(())
 1213        })
 1214        .detach_and_log_err(cx);
 1215    }
 1216
 1217    pub fn expand_message_editor(
 1218        &mut self,
 1219        _: &ExpandMessageEditor,
 1220        _window: &mut Window,
 1221        cx: &mut Context<Self>,
 1222    ) {
 1223        self.set_editor_is_expanded(!self.editor_expanded, cx);
 1224        cx.stop_propagation();
 1225        cx.notify();
 1226    }
 1227
 1228    fn set_editor_is_expanded(&mut self, is_expanded: bool, cx: &mut Context<Self>) {
 1229        self.editor_expanded = is_expanded;
 1230        self.message_editor.update(cx, |editor, cx| {
 1231            if is_expanded {
 1232                editor.set_mode(
 1233                    EditorMode::Full {
 1234                        scale_ui_elements_with_buffer_font_size: false,
 1235                        show_active_line_background: false,
 1236                        sizing_behavior: SizingBehavior::ExcludeOverscrollMargin,
 1237                    },
 1238                    cx,
 1239                )
 1240            } else {
 1241                let agent_settings = AgentSettings::get_global(cx);
 1242                editor.set_mode(
 1243                    EditorMode::AutoHeight {
 1244                        min_lines: agent_settings.message_editor_min_lines,
 1245                        max_lines: Some(agent_settings.set_message_editor_max_lines()),
 1246                    },
 1247                    cx,
 1248                )
 1249            }
 1250        });
 1251        cx.notify();
 1252    }
 1253
 1254    pub fn handle_title_editor_event(
 1255        &mut self,
 1256        title_editor: &Entity<Editor>,
 1257        event: &EditorEvent,
 1258        window: &mut Window,
 1259        cx: &mut Context<Self>,
 1260    ) {
 1261        let Some(thread) = self.thread() else { return };
 1262
 1263        match event {
 1264            EditorEvent::BufferEdited => {
 1265                let new_title = title_editor.read(cx).text(cx);
 1266                thread.update(cx, |thread, cx| {
 1267                    thread
 1268                        .set_title(new_title.into(), cx)
 1269                        .detach_and_log_err(cx);
 1270                })
 1271            }
 1272            EditorEvent::Blurred => {
 1273                if title_editor.read(cx).text(cx).is_empty() {
 1274                    title_editor.update(cx, |editor, cx| {
 1275                        editor.set_text("New Thread", window, cx);
 1276                    });
 1277                }
 1278            }
 1279            _ => {}
 1280        }
 1281    }
 1282
 1283    pub fn handle_message_editor_event(
 1284        &mut self,
 1285        _: &Entity<MessageEditor>,
 1286        event: &MessageEditorEvent,
 1287        window: &mut Window,
 1288        cx: &mut Context<Self>,
 1289    ) {
 1290        match event {
 1291            MessageEditorEvent::Send => self.send(window, cx),
 1292            MessageEditorEvent::SendImmediately => self.interrupt_and_send(window, cx),
 1293            MessageEditorEvent::Cancel => self.cancel_generation(cx),
 1294            MessageEditorEvent::Focus => {
 1295                self.cancel_editing(&Default::default(), window, cx);
 1296            }
 1297            MessageEditorEvent::LostFocus => {}
 1298        }
 1299    }
 1300
 1301    pub fn handle_entry_view_event(
 1302        &mut self,
 1303        _: &Entity<EntryViewState>,
 1304        event: &EntryViewEvent,
 1305        window: &mut Window,
 1306        cx: &mut Context<Self>,
 1307    ) {
 1308        match &event.view_event {
 1309            ViewEvent::NewDiff(tool_call_id) => {
 1310                if AgentSettings::get_global(cx).expand_edit_card {
 1311                    self.expanded_tool_calls.insert(tool_call_id.clone());
 1312                }
 1313            }
 1314            ViewEvent::NewTerminal(tool_call_id) => {
 1315                if AgentSettings::get_global(cx).expand_terminal_card {
 1316                    self.expanded_tool_calls.insert(tool_call_id.clone());
 1317                }
 1318            }
 1319            ViewEvent::TerminalMovedToBackground(tool_call_id) => {
 1320                self.expanded_tool_calls.remove(tool_call_id);
 1321            }
 1322            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::Focus) => {
 1323                if let Some(thread) = self.thread()
 1324                    && let Some(AgentThreadEntry::UserMessage(user_message)) =
 1325                        thread.read(cx).entries().get(event.entry_index)
 1326                    && user_message.id.is_some()
 1327                {
 1328                    self.editing_message = Some(event.entry_index);
 1329                    cx.notify();
 1330                }
 1331            }
 1332            ViewEvent::MessageEditorEvent(editor, MessageEditorEvent::LostFocus) => {
 1333                if let Some(thread) = self.thread()
 1334                    && let Some(AgentThreadEntry::UserMessage(user_message)) =
 1335                        thread.read(cx).entries().get(event.entry_index)
 1336                    && user_message.id.is_some()
 1337                {
 1338                    if editor.read(cx).text(cx).as_str() == user_message.content.to_markdown(cx) {
 1339                        self.editing_message = None;
 1340                        cx.notify();
 1341                    }
 1342                }
 1343            }
 1344            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::SendImmediately) => {}
 1345            ViewEvent::MessageEditorEvent(editor, MessageEditorEvent::Send) => {
 1346                self.regenerate(event.entry_index, editor.clone(), window, cx);
 1347            }
 1348            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::Cancel) => {
 1349                self.cancel_editing(&Default::default(), window, cx);
 1350            }
 1351        }
 1352    }
 1353
 1354    pub fn is_loading(&self) -> bool {
 1355        matches!(self.thread_state, ThreadState::Loading { .. })
 1356    }
 1357
 1358    fn resume_chat(&mut self, cx: &mut Context<Self>) {
 1359        self.thread_error.take();
 1360        let Some(thread) = self.thread() else {
 1361            return;
 1362        };
 1363        if !thread.read(cx).can_resume(cx) {
 1364            return;
 1365        }
 1366
 1367        let task = thread.update(cx, |thread, cx| thread.resume(cx));
 1368        cx.spawn(async move |this, cx| {
 1369            let result = task.await;
 1370
 1371            this.update(cx, |this, cx| {
 1372                if let Err(err) = result {
 1373                    this.handle_thread_error(err, cx);
 1374                }
 1375            })
 1376        })
 1377        .detach();
 1378    }
 1379
 1380    fn send(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 1381        let Some(thread) = self.thread() else { return };
 1382
 1383        if self.is_loading_contents {
 1384            return;
 1385        }
 1386
 1387        let is_editor_empty = self.message_editor.read(cx).is_empty(cx);
 1388        let is_generating = thread.read(cx).status() != ThreadStatus::Idle;
 1389
 1390        let has_queued = self
 1391            .as_native_thread(cx)
 1392            .is_some_and(|t| !t.read(cx).queued_messages().is_empty());
 1393        if is_editor_empty && self.can_fast_track_queue && has_queued {
 1394            self.can_fast_track_queue = false;
 1395            self.send_queued_message_at_index(0, true, window, cx);
 1396            return;
 1397        }
 1398
 1399        if is_editor_empty {
 1400            return;
 1401        }
 1402
 1403        if is_generating {
 1404            self.queue_message(window, cx);
 1405            return;
 1406        }
 1407
 1408        let text = self.message_editor.read(cx).text(cx);
 1409        let text = text.trim();
 1410        if text == "/login" || text == "/logout" {
 1411            let ThreadState::Ready { thread, .. } = &self.thread_state else {
 1412                return;
 1413            };
 1414
 1415            let connection = thread.read(cx).connection().clone();
 1416            let can_login = !connection.auth_methods().is_empty() || self.login.is_some();
 1417            // Does the agent have a specific logout command? Prefer that in case they need to reset internal state.
 1418            let logout_supported = text == "/logout"
 1419                && self
 1420                    .available_commands
 1421                    .borrow()
 1422                    .iter()
 1423                    .any(|command| command.name == "logout");
 1424            if can_login && !logout_supported {
 1425                self.message_editor
 1426                    .update(cx, |editor, cx| editor.clear(window, cx));
 1427
 1428                let this = cx.weak_entity();
 1429                let agent = self.agent.clone();
 1430                window.defer(cx, |window, cx| {
 1431                    Self::handle_auth_required(
 1432                        this,
 1433                        AuthRequired::new(),
 1434                        agent,
 1435                        connection,
 1436                        window,
 1437                        cx,
 1438                    );
 1439                });
 1440                cx.notify();
 1441                return;
 1442            }
 1443        }
 1444
 1445        self.send_impl(self.message_editor.clone(), window, cx)
 1446    }
 1447
 1448    fn interrupt_and_send(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 1449        let Some(thread) = self.thread() else {
 1450            return;
 1451        };
 1452
 1453        if self.is_loading_contents {
 1454            return;
 1455        }
 1456
 1457        if thread.read(cx).status() == ThreadStatus::Idle {
 1458            self.send_impl(self.message_editor.clone(), window, cx);
 1459            return;
 1460        }
 1461
 1462        self.stop_current_and_send_new_message(window, cx);
 1463    }
 1464
 1465    fn stop_current_and_send_new_message(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 1466        let Some(thread) = self.thread().cloned() else {
 1467            return;
 1468        };
 1469
 1470        self.skip_queue_processing_count = 0;
 1471        self.user_interrupted_generation = true;
 1472
 1473        let cancelled = thread.update(cx, |thread, cx| thread.cancel(cx));
 1474
 1475        cx.spawn_in(window, async move |this, cx| {
 1476            cancelled.await;
 1477
 1478            this.update_in(cx, |this, window, cx| {
 1479                this.send_impl(this.message_editor.clone(), window, cx);
 1480            })
 1481            .ok();
 1482        })
 1483        .detach();
 1484    }
 1485
 1486    fn start_turn(&mut self, cx: &mut Context<Self>) -> usize {
 1487        self.turn_generation += 1;
 1488        let generation = self.turn_generation;
 1489        self.turn_started_at = Some(Instant::now());
 1490        self.last_turn_duration = None;
 1491        self.last_turn_tokens = None;
 1492        self.turn_tokens = Some(0);
 1493        self._turn_timer_task = Some(cx.spawn(async move |this, cx| {
 1494            loop {
 1495                cx.background_executor().timer(Duration::from_secs(1)).await;
 1496                if this.update(cx, |_, cx| cx.notify()).is_err() {
 1497                    break;
 1498                }
 1499            }
 1500        }));
 1501        generation
 1502    }
 1503
 1504    fn stop_turn(&mut self, generation: usize) {
 1505        if self.turn_generation != generation {
 1506            return;
 1507        }
 1508        self.last_turn_duration = self.turn_started_at.take().map(|started| started.elapsed());
 1509        self.last_turn_tokens = self.turn_tokens.take();
 1510        self._turn_timer_task = None;
 1511    }
 1512
 1513    fn update_turn_tokens(&mut self, cx: &App) {
 1514        if let Some(thread) = self.thread() {
 1515            if let Some(usage) = thread.read(cx).token_usage() {
 1516                if let Some(ref mut tokens) = self.turn_tokens {
 1517                    *tokens += usage.output_tokens;
 1518                }
 1519            }
 1520        }
 1521    }
 1522
 1523    fn send_impl(
 1524        &mut self,
 1525        message_editor: Entity<MessageEditor>,
 1526        window: &mut Window,
 1527        cx: &mut Context<Self>,
 1528    ) {
 1529        let full_mention_content = self.as_native_thread(cx).is_some_and(|thread| {
 1530            // Include full contents when using minimal profile
 1531            let thread = thread.read(cx);
 1532            AgentSettings::get_global(cx)
 1533                .profiles
 1534                .get(thread.profile())
 1535                .is_some_and(|profile| profile.tools.is_empty())
 1536        });
 1537
 1538        let cached_commands = self.cached_slash_commands(cx);
 1539        let cached_errors = self.cached_slash_command_errors(cx);
 1540        let contents = message_editor.update(cx, |message_editor, cx| {
 1541            message_editor.contents_with_cache(
 1542                full_mention_content,
 1543                Some(cached_commands),
 1544                Some(cached_errors),
 1545                cx,
 1546            )
 1547        });
 1548
 1549        self.thread_error.take();
 1550        self.editing_message.take();
 1551        self.thread_feedback.clear();
 1552
 1553        if self.should_be_following {
 1554            self.workspace
 1555                .update(cx, |workspace, cx| {
 1556                    workspace.follow(CollaboratorId::Agent, window, cx);
 1557                })
 1558                .ok();
 1559        }
 1560
 1561        let contents_task = cx.spawn_in(window, async move |this, cx| {
 1562            let (contents, tracked_buffers) = contents.await?;
 1563
 1564            if contents.is_empty() {
 1565                return Ok(None);
 1566            }
 1567
 1568            this.update_in(cx, |this, window, cx| {
 1569                this.message_editor.update(cx, |message_editor, cx| {
 1570                    message_editor.clear(window, cx);
 1571                });
 1572            })?;
 1573
 1574            Ok(Some((contents, tracked_buffers)))
 1575        });
 1576
 1577        self.send_content(contents_task, window, cx);
 1578    }
 1579
 1580    fn send_content(
 1581        &mut self,
 1582        contents_task: Task<anyhow::Result<Option<(Vec<acp::ContentBlock>, Vec<Entity<Buffer>>)>>>,
 1583        window: &mut Window,
 1584        cx: &mut Context<Self>,
 1585    ) {
 1586        let Some(thread) = self.thread() else {
 1587            return;
 1588        };
 1589        let session_id = thread.read(cx).session_id().clone();
 1590        let agent_telemetry_id = thread.read(cx).connection().telemetry_id();
 1591        let thread = thread.downgrade();
 1592
 1593        self.is_loading_contents = true;
 1594        let model_id = self.current_model_id(cx);
 1595        let mode_id = self.current_mode_id(cx);
 1596        let guard = cx.new(|_| ());
 1597        cx.observe_release(&guard, |this, _guard, cx| {
 1598            this.is_loading_contents = false;
 1599            cx.notify();
 1600        })
 1601        .detach();
 1602
 1603        let task = cx.spawn_in(window, async move |this, cx| {
 1604            let Some((contents, tracked_buffers)) = contents_task.await? else {
 1605                return Ok(());
 1606            };
 1607
 1608            let generation = this.update_in(cx, |this, _window, cx| {
 1609                this.in_flight_prompt = Some(contents.clone());
 1610                let generation = this.start_turn(cx);
 1611                this.set_editor_is_expanded(false, cx);
 1612                this.scroll_to_bottom(cx);
 1613                generation
 1614            })?;
 1615
 1616            let _stop_turn = defer({
 1617                let this = this.clone();
 1618                let mut cx = cx.clone();
 1619                move || {
 1620                    this.update(&mut cx, |this, cx| {
 1621                        this.stop_turn(generation);
 1622                        cx.notify();
 1623                    })
 1624                    .ok();
 1625                }
 1626            });
 1627            let turn_start_time = Instant::now();
 1628            let send = thread.update(cx, |thread, cx| {
 1629                thread.action_log().update(cx, |action_log, cx| {
 1630                    for buffer in tracked_buffers {
 1631                        action_log.buffer_read(buffer, cx)
 1632                    }
 1633                });
 1634                drop(guard);
 1635
 1636                telemetry::event!(
 1637                    "Agent Message Sent",
 1638                    agent = agent_telemetry_id,
 1639                    session = session_id,
 1640                    model = model_id,
 1641                    mode = mode_id
 1642                );
 1643
 1644                thread.send(contents, cx)
 1645            })?;
 1646            let res = send.await;
 1647            let turn_time_ms = turn_start_time.elapsed().as_millis();
 1648            drop(_stop_turn);
 1649            let status = if res.is_ok() {
 1650                this.update(cx, |this, _| this.in_flight_prompt.take()).ok();
 1651                "success"
 1652            } else {
 1653                "failure"
 1654            };
 1655            telemetry::event!(
 1656                "Agent Turn Completed",
 1657                agent = agent_telemetry_id,
 1658                session = session_id,
 1659                model = model_id,
 1660                mode = mode_id,
 1661                status,
 1662                turn_time_ms,
 1663            );
 1664            res
 1665        });
 1666
 1667        cx.spawn(async move |this, cx| {
 1668            if let Err(err) = task.await {
 1669                this.update(cx, |this, cx| {
 1670                    this.handle_thread_error(err, cx);
 1671                })
 1672                .ok();
 1673            } else {
 1674                this.update(cx, |this, cx| {
 1675                    this.should_be_following = this
 1676                        .workspace
 1677                        .update(cx, |workspace, _| {
 1678                            workspace.is_being_followed(CollaboratorId::Agent)
 1679                        })
 1680                        .unwrap_or_default();
 1681                })
 1682                .ok();
 1683            }
 1684        })
 1685        .detach();
 1686    }
 1687
 1688    fn queue_message(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 1689        let is_idle = self
 1690            .thread()
 1691            .map(|t| t.read(cx).status() == acp_thread::ThreadStatus::Idle)
 1692            .unwrap_or(true);
 1693
 1694        if is_idle {
 1695            self.send_impl(self.message_editor.clone(), window, cx);
 1696            return;
 1697        }
 1698
 1699        let full_mention_content = self.as_native_thread(cx).is_some_and(|thread| {
 1700            let thread = thread.read(cx);
 1701            AgentSettings::get_global(cx)
 1702                .profiles
 1703                .get(thread.profile())
 1704                .is_some_and(|profile| profile.tools.is_empty())
 1705        });
 1706
 1707        let cached_commands = self.cached_slash_commands(cx);
 1708        let cached_errors = self.cached_slash_command_errors(cx);
 1709        let contents = self.message_editor.update(cx, |message_editor, cx| {
 1710            message_editor.contents_with_cache(
 1711                full_mention_content,
 1712                Some(cached_commands),
 1713                Some(cached_errors),
 1714                cx,
 1715            )
 1716        });
 1717
 1718        let message_editor = self.message_editor.clone();
 1719
 1720        cx.spawn_in(window, async move |this, cx| {
 1721            let (content, tracked_buffers) = contents.await?;
 1722
 1723            if content.is_empty() {
 1724                return Ok::<(), anyhow::Error>(());
 1725            }
 1726
 1727            this.update_in(cx, |this, window, cx| {
 1728                if let Some(thread) = this.as_native_thread(cx) {
 1729                    thread.update(cx, |thread, _| {
 1730                        thread.queue_message(content, tracked_buffers);
 1731                    });
 1732                }
 1733                // Enable fast-track: user can press Enter again to send this queued message immediately
 1734                this.can_fast_track_queue = true;
 1735                message_editor.update(cx, |message_editor, cx| {
 1736                    message_editor.clear(window, cx);
 1737                });
 1738                cx.notify();
 1739            })?;
 1740            Ok(())
 1741        })
 1742        .detach_and_log_err(cx);
 1743    }
 1744
 1745    fn send_queued_message_at_index(
 1746        &mut self,
 1747        index: usize,
 1748        is_send_now: bool,
 1749        window: &mut Window,
 1750        cx: &mut Context<Self>,
 1751    ) {
 1752        let Some(native_thread) = self.as_native_thread(cx) else {
 1753            return;
 1754        };
 1755
 1756        let Some(queued) =
 1757            native_thread.update(cx, |thread, _| thread.remove_queued_message(index))
 1758        else {
 1759            return;
 1760        };
 1761        let content = queued.content;
 1762        let tracked_buffers = queued.tracked_buffers;
 1763
 1764        let Some(thread) = self.thread().cloned() else {
 1765            return;
 1766        };
 1767
 1768        // Only increment skip count for "Send Now" operations (out-of-order sends)
 1769        // Normal auto-processing from the Stopped handler doesn't need to skip.
 1770        // We only skip the Stopped event from the cancelled generation, NOT the
 1771        // Stopped event from the newly sent message (which should trigger queue processing).
 1772        if is_send_now {
 1773            let is_generating = thread.read(cx).status() == acp_thread::ThreadStatus::Generating;
 1774            self.skip_queue_processing_count += if is_generating { 1 } else { 0 };
 1775        }
 1776
 1777        let cancelled = thread.update(cx, |thread, cx| thread.cancel(cx));
 1778
 1779        let should_be_following = self.should_be_following;
 1780        let workspace = self.workspace.clone();
 1781
 1782        let contents_task = cx.spawn_in(window, async move |_this, cx| {
 1783            cancelled.await;
 1784            if should_be_following {
 1785                workspace
 1786                    .update_in(cx, |workspace, window, cx| {
 1787                        workspace.follow(CollaboratorId::Agent, window, cx);
 1788                    })
 1789                    .ok();
 1790            }
 1791
 1792            Ok(Some((content, tracked_buffers)))
 1793        });
 1794
 1795        self.send_content(contents_task, window, cx);
 1796    }
 1797
 1798    fn cancel_editing(&mut self, _: &ClickEvent, window: &mut Window, cx: &mut Context<Self>) {
 1799        let Some(thread) = self.thread().cloned() else {
 1800            return;
 1801        };
 1802
 1803        if let Some(index) = self.editing_message.take()
 1804            && let Some(editor) = self
 1805                .entry_view_state
 1806                .read(cx)
 1807                .entry(index)
 1808                .and_then(|e| e.message_editor())
 1809                .cloned()
 1810        {
 1811            editor.update(cx, |editor, cx| {
 1812                if let Some(user_message) = thread
 1813                    .read(cx)
 1814                    .entries()
 1815                    .get(index)
 1816                    .and_then(|e| e.user_message())
 1817                {
 1818                    editor.set_message(user_message.chunks.clone(), window, cx);
 1819                }
 1820            })
 1821        };
 1822        self.focus_handle(cx).focus(window, cx);
 1823        cx.notify();
 1824    }
 1825
 1826    fn regenerate(
 1827        &mut self,
 1828        entry_ix: usize,
 1829        message_editor: Entity<MessageEditor>,
 1830        window: &mut Window,
 1831        cx: &mut Context<Self>,
 1832    ) {
 1833        let Some(thread) = self.thread().cloned() else {
 1834            return;
 1835        };
 1836        if self.is_loading_contents {
 1837            return;
 1838        }
 1839
 1840        let Some(user_message_id) = thread.update(cx, |thread, _| {
 1841            thread.entries().get(entry_ix)?.user_message()?.id.clone()
 1842        }) else {
 1843            return;
 1844        };
 1845
 1846        cx.spawn_in(window, async move |this, cx| {
 1847            // Check if there are any edits from prompts before the one being regenerated.
 1848            //
 1849            // If there are, we keep/accept them since we're not regenerating the prompt that created them.
 1850            //
 1851            // If editing the prompt that generated the edits, they are auto-rejected
 1852            // through the `rewind` function in the `acp_thread`.
 1853            let has_earlier_edits = thread.read_with(cx, |thread, _| {
 1854                thread
 1855                    .entries()
 1856                    .iter()
 1857                    .take(entry_ix)
 1858                    .any(|entry| entry.diffs().next().is_some())
 1859            });
 1860
 1861            if has_earlier_edits {
 1862                thread.update(cx, |thread, cx| {
 1863                    thread.action_log().update(cx, |action_log, cx| {
 1864                        action_log.keep_all_edits(None, cx);
 1865                    });
 1866                });
 1867            }
 1868
 1869            thread
 1870                .update(cx, |thread, cx| thread.rewind(user_message_id, cx))
 1871                .await?;
 1872            this.update_in(cx, |this, window, cx| {
 1873                this.send_impl(message_editor, window, cx);
 1874                this.focus_handle(cx).focus(window, cx);
 1875            })?;
 1876            anyhow::Ok(())
 1877        })
 1878        .detach_and_log_err(cx);
 1879    }
 1880
 1881    fn open_edited_buffer(
 1882        &mut self,
 1883        buffer: &Entity<Buffer>,
 1884        window: &mut Window,
 1885        cx: &mut Context<Self>,
 1886    ) {
 1887        let Some(thread) = self.thread() else {
 1888            return;
 1889        };
 1890
 1891        let Some(diff) =
 1892            AgentDiffPane::deploy(thread.clone(), self.workspace.clone(), window, cx).log_err()
 1893        else {
 1894            return;
 1895        };
 1896
 1897        diff.update(cx, |diff, cx| {
 1898            diff.move_to_path(PathKey::for_buffer(buffer, cx), window, cx)
 1899        })
 1900    }
 1901
 1902    fn handle_open_rules(&mut self, _: &ClickEvent, window: &mut Window, cx: &mut Context<Self>) {
 1903        let Some(thread) = self.as_native_thread(cx) else {
 1904            return;
 1905        };
 1906        let project_context = thread.read(cx).project_context().read(cx);
 1907
 1908        let project_entry_ids = project_context
 1909            .worktrees
 1910            .iter()
 1911            .flat_map(|worktree| worktree.rules_file.as_ref())
 1912            .map(|rules_file| ProjectEntryId::from_usize(rules_file.project_entry_id))
 1913            .collect::<Vec<_>>();
 1914
 1915        self.workspace
 1916            .update(cx, move |workspace, cx| {
 1917                // TODO: Open a multibuffer instead? In some cases this doesn't make the set of rules
 1918                // files clear. For example, if rules file 1 is already open but rules file 2 is not,
 1919                // this would open and focus rules file 2 in a tab that is not next to rules file 1.
 1920                let project = workspace.project().read(cx);
 1921                let project_paths = project_entry_ids
 1922                    .into_iter()
 1923                    .flat_map(|entry_id| project.path_for_entry(entry_id, cx))
 1924                    .collect::<Vec<_>>();
 1925                for project_path in project_paths {
 1926                    workspace
 1927                        .open_path(project_path, None, true, window, cx)
 1928                        .detach_and_log_err(cx);
 1929                }
 1930            })
 1931            .ok();
 1932    }
 1933
 1934    fn handle_thread_error(&mut self, error: anyhow::Error, cx: &mut Context<Self>) {
 1935        self.thread_error = Some(ThreadError::from_err(error, &self.agent));
 1936        cx.notify();
 1937    }
 1938
 1939    fn clear_thread_error(&mut self, cx: &mut Context<Self>) {
 1940        self.thread_error = None;
 1941        self.thread_error_markdown = None;
 1942        self.token_limit_callout_dismissed = true;
 1943        cx.notify();
 1944    }
 1945
 1946    fn handle_thread_event(
 1947        &mut self,
 1948        thread: &Entity<AcpThread>,
 1949        event: &AcpThreadEvent,
 1950        window: &mut Window,
 1951        cx: &mut Context<Self>,
 1952    ) {
 1953        match event {
 1954            AcpThreadEvent::NewEntry => {
 1955                let len = thread.read(cx).entries().len();
 1956                let index = len - 1;
 1957                self.entry_view_state.update(cx, |view_state, cx| {
 1958                    view_state.sync_entry(index, thread, window, cx);
 1959                    self.list_state.splice_focusable(
 1960                        index..index,
 1961                        [view_state
 1962                            .entry(index)
 1963                            .and_then(|entry| entry.focus_handle(cx))],
 1964                    );
 1965                });
 1966            }
 1967            AcpThreadEvent::EntryUpdated(index) => {
 1968                self.entry_view_state.update(cx, |view_state, cx| {
 1969                    view_state.sync_entry(*index, thread, window, cx)
 1970                });
 1971            }
 1972            AcpThreadEvent::EntriesRemoved(range) => {
 1973                self.entry_view_state
 1974                    .update(cx, |view_state, _cx| view_state.remove(range.clone()));
 1975                self.list_state.splice(range.clone(), 0);
 1976            }
 1977            AcpThreadEvent::ToolAuthorizationRequired => {
 1978                self.notify_with_sound("Waiting for tool confirmation", IconName::Info, window, cx);
 1979            }
 1980            AcpThreadEvent::Retry(retry) => {
 1981                self.thread_retry_status = Some(retry.clone());
 1982            }
 1983            AcpThreadEvent::Stopped => {
 1984                self.thread_retry_status.take();
 1985                let used_tools = thread.read(cx).used_tools_since_last_user_message();
 1986                self.notify_with_sound(
 1987                    if used_tools {
 1988                        "Finished running tools"
 1989                    } else {
 1990                        "New message"
 1991                    },
 1992                    IconName::ZedAssistant,
 1993                    window,
 1994                    cx,
 1995                );
 1996
 1997                if self.skip_queue_processing_count > 0 {
 1998                    self.skip_queue_processing_count -= 1;
 1999                } else if self.user_interrupted_generation {
 2000                    // Manual interruption: don't auto-process queue.
 2001                    // Reset the flag so future completions can process normally.
 2002                    self.user_interrupted_generation = false;
 2003                } else {
 2004                    let has_queued = self
 2005                        .as_native_thread(cx)
 2006                        .is_some_and(|t| !t.read(cx).queued_messages().is_empty());
 2007                    // Don't auto-send if the first message editor is currently focused
 2008                    let is_first_editor_focused = self
 2009                        .queued_message_editors
 2010                        .first()
 2011                        .is_some_and(|editor| editor.focus_handle(cx).is_focused(window));
 2012                    if has_queued && !is_first_editor_focused {
 2013                        self.send_queued_message_at_index(0, false, window, cx);
 2014                    }
 2015                }
 2016
 2017                self.history.update(cx, |history, cx| history.refresh(cx));
 2018            }
 2019            AcpThreadEvent::Refusal => {
 2020                self.thread_retry_status.take();
 2021                self.thread_error = Some(ThreadError::Refusal);
 2022                let model_or_agent_name = self.current_model_name(cx);
 2023                let notification_message =
 2024                    format!("{} refused to respond to this request", model_or_agent_name);
 2025                self.notify_with_sound(&notification_message, IconName::Warning, window, cx);
 2026            }
 2027            AcpThreadEvent::Error => {
 2028                self.thread_retry_status.take();
 2029                self.notify_with_sound(
 2030                    "Agent stopped due to an error",
 2031                    IconName::Warning,
 2032                    window,
 2033                    cx,
 2034                );
 2035            }
 2036            AcpThreadEvent::LoadError(error) => {
 2037                self.thread_retry_status.take();
 2038                self.thread_state = ThreadState::LoadError(error.clone());
 2039                if self.message_editor.focus_handle(cx).is_focused(window) {
 2040                    self.focus_handle.focus(window, cx)
 2041                }
 2042            }
 2043            AcpThreadEvent::TitleUpdated => {
 2044                let title = thread.read(cx).title();
 2045                if let Some(title_editor) = self.title_editor() {
 2046                    title_editor.update(cx, |editor, cx| {
 2047                        if editor.text(cx) != title {
 2048                            editor.set_text(title, window, cx);
 2049                        }
 2050                    });
 2051                }
 2052                self.history.update(cx, |history, cx| history.refresh(cx));
 2053            }
 2054            AcpThreadEvent::PromptCapabilitiesUpdated => {
 2055                self.prompt_capabilities
 2056                    .replace(thread.read(cx).prompt_capabilities());
 2057            }
 2058            AcpThreadEvent::TokenUsageUpdated => {
 2059                self.update_turn_tokens(cx);
 2060            }
 2061            AcpThreadEvent::AvailableCommandsUpdated(available_commands) => {
 2062                let mut available_commands = available_commands.clone();
 2063
 2064                if thread
 2065                    .read(cx)
 2066                    .connection()
 2067                    .auth_methods()
 2068                    .iter()
 2069                    .any(|method| method.id.0.as_ref() == "claude-login")
 2070                {
 2071                    available_commands.push(acp::AvailableCommand::new("login", "Authenticate"));
 2072                    available_commands.push(acp::AvailableCommand::new("logout", "Authenticate"));
 2073                }
 2074
 2075                let has_commands = !available_commands.is_empty();
 2076                self.available_commands.replace(available_commands);
 2077                self.refresh_cached_user_commands(cx);
 2078
 2079                let agent_display_name = self
 2080                    .agent_server_store
 2081                    .read(cx)
 2082                    .agent_display_name(&ExternalAgentServerName(self.agent.name()))
 2083                    .unwrap_or_else(|| self.agent.name());
 2084
 2085                let new_placeholder = placeholder_text(agent_display_name.as_ref(), has_commands);
 2086
 2087                self.message_editor.update(cx, |editor, cx| {
 2088                    editor.set_placeholder_text(&new_placeholder, window, cx);
 2089                });
 2090            }
 2091            AcpThreadEvent::ModeUpdated(_mode) => {
 2092                // The connection keeps track of the mode
 2093                cx.notify();
 2094            }
 2095            AcpThreadEvent::ConfigOptionsUpdated(_) => {
 2096                // The watch task in ConfigOptionsView handles rebuilding selectors
 2097                cx.notify();
 2098            }
 2099        }
 2100        cx.notify();
 2101    }
 2102
 2103    fn authenticate(
 2104        &mut self,
 2105        method: acp::AuthMethodId,
 2106        window: &mut Window,
 2107        cx: &mut Context<Self>,
 2108    ) {
 2109        let ThreadState::Unauthenticated {
 2110            connection,
 2111            pending_auth_method,
 2112            configuration_view,
 2113            ..
 2114        } = &mut self.thread_state
 2115        else {
 2116            return;
 2117        };
 2118        let agent_telemetry_id = connection.telemetry_id();
 2119
 2120        // Check for the experimental "terminal-auth" _meta field
 2121        let auth_method = connection.auth_methods().iter().find(|m| m.id == method);
 2122
 2123        if let Some(auth_method) = auth_method {
 2124            if let Some(meta) = &auth_method.meta {
 2125                if let Some(terminal_auth) = meta.get("terminal-auth") {
 2126                    // Extract terminal auth details from meta
 2127                    if let (Some(command), Some(label)) = (
 2128                        terminal_auth.get("command").and_then(|v| v.as_str()),
 2129                        terminal_auth.get("label").and_then(|v| v.as_str()),
 2130                    ) {
 2131                        let args = terminal_auth
 2132                            .get("args")
 2133                            .and_then(|v| v.as_array())
 2134                            .map(|arr| {
 2135                                arr.iter()
 2136                                    .filter_map(|v| v.as_str().map(String::from))
 2137                                    .collect()
 2138                            })
 2139                            .unwrap_or_default();
 2140
 2141                        let env = terminal_auth
 2142                            .get("env")
 2143                            .and_then(|v| v.as_object())
 2144                            .map(|obj| {
 2145                                obj.iter()
 2146                                    .filter_map(|(k, v)| {
 2147                                        v.as_str().map(|val| (k.clone(), val.to_string()))
 2148                                    })
 2149                                    .collect::<HashMap<String, String>>()
 2150                            })
 2151                            .unwrap_or_default();
 2152
 2153                        // Run SpawnInTerminal in the same dir as the ACP server
 2154                        let cwd = connection
 2155                            .clone()
 2156                            .downcast::<agent_servers::AcpConnection>()
 2157                            .map(|acp_conn| acp_conn.root_dir().to_path_buf());
 2158
 2159                        // Build SpawnInTerminal from _meta
 2160                        let login = task::SpawnInTerminal {
 2161                            id: task::TaskId(format!("external-agent-{}-login", label)),
 2162                            full_label: label.to_string(),
 2163                            label: label.to_string(),
 2164                            command: Some(command.to_string()),
 2165                            args,
 2166                            command_label: label.to_string(),
 2167                            cwd,
 2168                            env,
 2169                            use_new_terminal: true,
 2170                            allow_concurrent_runs: true,
 2171                            hide: task::HideStrategy::Always,
 2172                            ..Default::default()
 2173                        };
 2174
 2175                        self.thread_error.take();
 2176                        configuration_view.take();
 2177                        pending_auth_method.replace(method.clone());
 2178
 2179                        if let Some(workspace) = self.workspace.upgrade() {
 2180                            let project = self.project.clone();
 2181                            let authenticate = Self::spawn_external_agent_login(
 2182                                login, workspace, project, false, true, window, cx,
 2183                            );
 2184                            cx.notify();
 2185                            self.auth_task = Some(cx.spawn_in(window, {
 2186                                async move |this, cx| {
 2187                                    let result = authenticate.await;
 2188
 2189                                    match &result {
 2190                                        Ok(_) => telemetry::event!(
 2191                                            "Authenticate Agent Succeeded",
 2192                                            agent = agent_telemetry_id
 2193                                        ),
 2194                                        Err(_) => {
 2195                                            telemetry::event!(
 2196                                                "Authenticate Agent Failed",
 2197                                                agent = agent_telemetry_id,
 2198                                            )
 2199                                        }
 2200                                    }
 2201
 2202                                    this.update_in(cx, |this, window, cx| {
 2203                                        if let Err(err) = result {
 2204                                            if let ThreadState::Unauthenticated {
 2205                                                pending_auth_method,
 2206                                                ..
 2207                                            } = &mut this.thread_state
 2208                                            {
 2209                                                pending_auth_method.take();
 2210                                            }
 2211                                            this.handle_thread_error(err, cx);
 2212                                        } else {
 2213                                            this.reset(window, cx);
 2214                                        }
 2215                                        this.auth_task.take()
 2216                                    })
 2217                                    .ok();
 2218                                }
 2219                            }));
 2220                        }
 2221                        return;
 2222                    }
 2223                }
 2224            }
 2225        }
 2226
 2227        if method.0.as_ref() == "gemini-api-key" {
 2228            let registry = LanguageModelRegistry::global(cx);
 2229            let provider = registry
 2230                .read(cx)
 2231                .provider(&language_model::GOOGLE_PROVIDER_ID)
 2232                .unwrap();
 2233            if !provider.is_authenticated(cx) {
 2234                let this = cx.weak_entity();
 2235                let agent = self.agent.clone();
 2236                let connection = connection.clone();
 2237                window.defer(cx, |window, cx| {
 2238                    Self::handle_auth_required(
 2239                        this,
 2240                        AuthRequired {
 2241                            description: Some("GEMINI_API_KEY must be set".to_owned()),
 2242                            provider_id: Some(language_model::GOOGLE_PROVIDER_ID),
 2243                        },
 2244                        agent,
 2245                        connection,
 2246                        window,
 2247                        cx,
 2248                    );
 2249                });
 2250                return;
 2251            }
 2252        } else if method.0.as_ref() == "vertex-ai"
 2253            && std::env::var("GOOGLE_API_KEY").is_err()
 2254            && (std::env::var("GOOGLE_CLOUD_PROJECT").is_err()
 2255                || (std::env::var("GOOGLE_CLOUD_PROJECT").is_err()))
 2256        {
 2257            let this = cx.weak_entity();
 2258            let agent = self.agent.clone();
 2259            let connection = connection.clone();
 2260
 2261            window.defer(cx, |window, cx| {
 2262                    Self::handle_auth_required(
 2263                        this,
 2264                        AuthRequired {
 2265                            description: Some(
 2266                                "GOOGLE_API_KEY must be set in the environment to use Vertex AI authentication for Gemini CLI. Please export it and restart Zed."
 2267                                    .to_owned(),
 2268                            ),
 2269                            provider_id: None,
 2270                        },
 2271                        agent,
 2272                        connection,
 2273                        window,
 2274                        cx,
 2275                    )
 2276                });
 2277            return;
 2278        }
 2279
 2280        self.thread_error.take();
 2281        configuration_view.take();
 2282        pending_auth_method.replace(method.clone());
 2283        let authenticate = if (method.0.as_ref() == "claude-login"
 2284            || method.0.as_ref() == "spawn-gemini-cli")
 2285            && let Some(login) = self.login.clone()
 2286        {
 2287            if let Some(workspace) = self.workspace.upgrade() {
 2288                let project = self.project.clone();
 2289                Self::spawn_external_agent_login(
 2290                    login, workspace, project, false, false, window, cx,
 2291                )
 2292            } else {
 2293                Task::ready(Ok(()))
 2294            }
 2295        } else {
 2296            connection.authenticate(method, cx)
 2297        };
 2298        cx.notify();
 2299        self.auth_task = Some(cx.spawn_in(window, {
 2300            async move |this, cx| {
 2301                let result = authenticate.await;
 2302
 2303                match &result {
 2304                    Ok(_) => telemetry::event!(
 2305                        "Authenticate Agent Succeeded",
 2306                        agent = agent_telemetry_id
 2307                    ),
 2308                    Err(_) => {
 2309                        telemetry::event!("Authenticate Agent Failed", agent = agent_telemetry_id,)
 2310                    }
 2311                }
 2312
 2313                this.update_in(cx, |this, window, cx| {
 2314                    if let Err(err) = result {
 2315                        if let ThreadState::Unauthenticated {
 2316                            pending_auth_method,
 2317                            ..
 2318                        } = &mut this.thread_state
 2319                        {
 2320                            pending_auth_method.take();
 2321                        }
 2322                        this.handle_thread_error(err, cx);
 2323                    } else {
 2324                        this.reset(window, cx);
 2325                    }
 2326                    this.auth_task.take()
 2327                })
 2328                .ok();
 2329            }
 2330        }));
 2331    }
 2332
 2333    fn spawn_external_agent_login(
 2334        login: task::SpawnInTerminal,
 2335        workspace: Entity<Workspace>,
 2336        project: Entity<Project>,
 2337        previous_attempt: bool,
 2338        check_exit_code: bool,
 2339        window: &mut Window,
 2340        cx: &mut App,
 2341    ) -> Task<Result<()>> {
 2342        let Some(terminal_panel) = workspace.read(cx).panel::<TerminalPanel>(cx) else {
 2343            return Task::ready(Ok(()));
 2344        };
 2345
 2346        window.spawn(cx, async move |cx| {
 2347            let mut task = login.clone();
 2348            if let Some(cmd) = &task.command {
 2349                // Have "node" command use Zed's managed Node runtime by default
 2350                if cmd == "node" {
 2351                    let resolved_node_runtime = project
 2352                        .update(cx, |project, cx| {
 2353                            let agent_server_store = project.agent_server_store().clone();
 2354                            agent_server_store.update(cx, |store, cx| {
 2355                                store.node_runtime().map(|node_runtime| {
 2356                                    cx.background_spawn(async move {
 2357                                        node_runtime.binary_path().await
 2358                                    })
 2359                                })
 2360                            })
 2361                        });
 2362
 2363                    if let Some(resolve_task) = resolved_node_runtime {
 2364                        if let Ok(node_path) = resolve_task.await {
 2365                            task.command = Some(node_path.to_string_lossy().to_string());
 2366                        }
 2367                    }
 2368                }
 2369            }
 2370            task.shell = task::Shell::WithArguments {
 2371                program: task.command.take().expect("login command should be set"),
 2372                args: std::mem::take(&mut task.args),
 2373                title_override: None
 2374            };
 2375            task.full_label = task.label.clone();
 2376            task.id = task::TaskId(format!("external-agent-{}-login", task.label));
 2377            task.command_label = task.label.clone();
 2378            task.use_new_terminal = true;
 2379            task.allow_concurrent_runs = true;
 2380            task.hide = task::HideStrategy::Always;
 2381
 2382            let terminal = terminal_panel
 2383                .update_in(cx, |terminal_panel, window, cx| {
 2384                    terminal_panel.spawn_task(&task, window, cx)
 2385                })?
 2386                .await?;
 2387
 2388            if check_exit_code {
 2389                // For extension-based auth, wait for the process to exit and check exit code
 2390                let exit_status = terminal
 2391                    .read_with(cx, |terminal, cx| terminal.wait_for_completed_task(cx))?
 2392                    .await;
 2393
 2394                match exit_status {
 2395                    Some(status) if status.success() => {
 2396                        Ok(())
 2397                    }
 2398                    Some(status) => {
 2399                        Err(anyhow!("Login command failed with exit code: {:?}", status.code()))
 2400                    }
 2401                    None => {
 2402                        Err(anyhow!("Login command terminated without exit status"))
 2403                    }
 2404                }
 2405            } else {
 2406                // For hardcoded agents (claude-login, gemini-cli): look for specific output
 2407                let mut exit_status = terminal
 2408                    .read_with(cx, |terminal, cx| terminal.wait_for_completed_task(cx))?
 2409                    .fuse();
 2410
 2411                let logged_in = cx
 2412                    .spawn({
 2413                        let terminal = terminal.clone();
 2414                        async move |cx| {
 2415                            loop {
 2416                                cx.background_executor().timer(Duration::from_secs(1)).await;
 2417                                let content =
 2418                                    terminal.update(cx, |terminal, _cx| terminal.get_content())?;
 2419                                if content.contains("Login successful")
 2420                                    || content.contains("Type your message")
 2421                                {
 2422                                    return anyhow::Ok(());
 2423                                }
 2424                            }
 2425                        }
 2426                    })
 2427                    .fuse();
 2428                futures::pin_mut!(logged_in);
 2429                futures::select_biased! {
 2430                    result = logged_in => {
 2431                        if let Err(e) = result {
 2432                            log::error!("{e}");
 2433                            return Err(anyhow!("exited before logging in"));
 2434                        }
 2435                    }
 2436                    _ = exit_status => {
 2437                        if !previous_attempt && project.read_with(cx, |project, _| project.is_via_remote_server()) && login.label.contains("gemini") {
 2438                            return cx.update(|window, cx| Self::spawn_external_agent_login(login, workspace, project.clone(), true, false, window, cx))?.await
 2439                        }
 2440                        return Err(anyhow!("exited before logging in"));
 2441                    }
 2442                }
 2443                terminal.update(cx, |terminal, _| terminal.kill_active_task())?;
 2444                Ok(())
 2445            }
 2446        })
 2447    }
 2448
 2449    pub fn has_user_submitted_prompt(&self, cx: &App) -> bool {
 2450        self.thread().is_some_and(|thread| {
 2451            thread.read(cx).entries().iter().any(|entry| {
 2452                matches!(
 2453                    entry,
 2454                    AgentThreadEntry::UserMessage(user_message) if user_message.id.is_some()
 2455                )
 2456            })
 2457        })
 2458    }
 2459
 2460    fn authorize_tool_call(
 2461        &mut self,
 2462        tool_call_id: acp::ToolCallId,
 2463        option_id: acp::PermissionOptionId,
 2464        option_kind: acp::PermissionOptionKind,
 2465        window: &mut Window,
 2466        cx: &mut Context<Self>,
 2467    ) {
 2468        let Some(thread) = self.thread() else {
 2469            return;
 2470        };
 2471        let agent_telemetry_id = thread.read(cx).connection().telemetry_id();
 2472
 2473        telemetry::event!(
 2474            "Agent Tool Call Authorized",
 2475            agent = agent_telemetry_id,
 2476            session = thread.read(cx).session_id(),
 2477            option = option_kind
 2478        );
 2479
 2480        thread.update(cx, |thread, cx| {
 2481            thread.authorize_tool_call(tool_call_id, option_id, option_kind, cx);
 2482        });
 2483        if self.should_be_following {
 2484            self.workspace
 2485                .update(cx, |workspace, cx| {
 2486                    workspace.follow(CollaboratorId::Agent, window, cx);
 2487                })
 2488                .ok();
 2489        }
 2490        cx.notify();
 2491    }
 2492
 2493    fn restore_checkpoint(&mut self, message_id: &UserMessageId, cx: &mut Context<Self>) {
 2494        let Some(thread) = self.thread() else {
 2495            return;
 2496        };
 2497
 2498        thread
 2499            .update(cx, |thread, cx| {
 2500                thread.restore_checkpoint(message_id.clone(), cx)
 2501            })
 2502            .detach_and_log_err(cx);
 2503    }
 2504
 2505    fn render_entry(
 2506        &self,
 2507        entry_ix: usize,
 2508        total_entries: usize,
 2509        entry: &AgentThreadEntry,
 2510        window: &mut Window,
 2511        cx: &Context<Self>,
 2512    ) -> AnyElement {
 2513        let is_indented = entry.is_indented();
 2514        let is_first_indented = is_indented
 2515            && self.thread().is_some_and(|thread| {
 2516                thread
 2517                    .read(cx)
 2518                    .entries()
 2519                    .get(entry_ix.saturating_sub(1))
 2520                    .is_none_or(|entry| !entry.is_indented())
 2521            });
 2522
 2523        let primary = match &entry {
 2524            AgentThreadEntry::UserMessage(message) => {
 2525                let Some(editor) = self
 2526                    .entry_view_state
 2527                    .read(cx)
 2528                    .entry(entry_ix)
 2529                    .and_then(|entry| entry.message_editor())
 2530                    .cloned()
 2531                else {
 2532                    return Empty.into_any_element();
 2533                };
 2534
 2535                let editing = self.editing_message == Some(entry_ix);
 2536                let editor_focus = editor.focus_handle(cx).is_focused(window);
 2537                let focus_border = cx.theme().colors().border_focused;
 2538
 2539                let rules_item = if entry_ix == 0 {
 2540                    self.render_rules_item(cx)
 2541                } else {
 2542                    None
 2543                };
 2544
 2545                let has_checkpoint_button = message
 2546                    .checkpoint
 2547                    .as_ref()
 2548                    .is_some_and(|checkpoint| checkpoint.show);
 2549
 2550                let agent_name = self.agent.name();
 2551
 2552                v_flex()
 2553                    .id(("user_message", entry_ix))
 2554                    .map(|this| {
 2555                        if is_first_indented {
 2556                            this.pt_0p5()
 2557                        } else if entry_ix == 0 && !has_checkpoint_button && rules_item.is_none()  {
 2558                            this.pt(rems_from_px(18.))
 2559                        } else if rules_item.is_some() {
 2560                            this.pt_3()
 2561                        } else {
 2562                            this.pt_2()
 2563                        }
 2564                    })
 2565                    .pb_3()
 2566                    .px_2()
 2567                    .gap_1p5()
 2568                    .w_full()
 2569                    .children(rules_item)
 2570                    .children(message.id.clone().and_then(|message_id| {
 2571                        message.checkpoint.as_ref()?.show.then(|| {
 2572                            h_flex()
 2573                                .px_3()
 2574                                .gap_2()
 2575                                .child(Divider::horizontal())
 2576                                .child(
 2577                                    Button::new("restore-checkpoint", "Restore Checkpoint")
 2578                                        .icon(IconName::Undo)
 2579                                        .icon_size(IconSize::XSmall)
 2580                                        .icon_position(IconPosition::Start)
 2581                                        .label_size(LabelSize::XSmall)
 2582                                        .icon_color(Color::Muted)
 2583                                        .color(Color::Muted)
 2584                                        .tooltip(Tooltip::text("Restores all files in the project to the content they had at this point in the conversation."))
 2585                                        .on_click(cx.listener(move |this, _, _window, cx| {
 2586                                            this.restore_checkpoint(&message_id, cx);
 2587                                        }))
 2588                                )
 2589                                .child(Divider::horizontal())
 2590                        })
 2591                    }))
 2592                    .child(
 2593                        div()
 2594                            .relative()
 2595                            .child(
 2596                                div()
 2597                                    .py_3()
 2598                                    .px_2()
 2599                                    .rounded_md()
 2600                                    .shadow_md()
 2601                                    .bg(cx.theme().colors().editor_background)
 2602                                    .border_1()
 2603                                    .when(is_indented, |this| {
 2604                                        this.py_2().px_2().shadow_sm()
 2605                                    })
 2606                                    .when(editing && !editor_focus, |this| this.border_dashed())
 2607                                    .border_color(cx.theme().colors().border)
 2608                                    .map(|this|{
 2609                                        if editing && editor_focus {
 2610                                            this.border_color(focus_border)
 2611                                        } else if message.id.is_some() {
 2612                                            this.hover(|s| s.border_color(focus_border.opacity(0.8)))
 2613                                        } else {
 2614                                            this
 2615                                        }
 2616                                    })
 2617                                    .text_xs()
 2618                                    .child(editor.clone().into_any_element())
 2619                            )
 2620                            .when(editor_focus, |this| {
 2621                                let base_container = h_flex()
 2622                                    .absolute()
 2623                                    .top_neg_3p5()
 2624                                    .right_3()
 2625                                    .gap_1()
 2626                                    .rounded_sm()
 2627                                    .border_1()
 2628                                    .border_color(cx.theme().colors().border)
 2629                                    .bg(cx.theme().colors().editor_background)
 2630                                    .overflow_hidden();
 2631
 2632                                if message.id.is_some() {
 2633                                    this.child(
 2634                                        base_container
 2635                                            .child(
 2636                                                IconButton::new("cancel", IconName::Close)
 2637                                                    .disabled(self.is_loading_contents)
 2638                                                    .icon_color(Color::Error)
 2639                                                    .icon_size(IconSize::XSmall)
 2640                                                    .on_click(cx.listener(Self::cancel_editing))
 2641                                            )
 2642                                            .child(
 2643                                                if self.is_loading_contents {
 2644                                                    div()
 2645                                                        .id("loading-edited-message-content")
 2646                                                        .tooltip(Tooltip::text("Loading Added Context…"))
 2647                                                        .child(loading_contents_spinner(IconSize::XSmall))
 2648                                                        .into_any_element()
 2649                                                } else {
 2650                                                    IconButton::new("regenerate", IconName::Return)
 2651                                                        .icon_color(Color::Muted)
 2652                                                        .icon_size(IconSize::XSmall)
 2653                                                        .tooltip(Tooltip::text(
 2654                                                            "Editing will restart the thread from this point."
 2655                                                        ))
 2656                                                        .on_click(cx.listener({
 2657                                                            let editor = editor.clone();
 2658                                                            move |this, _, window, cx| {
 2659                                                                this.regenerate(
 2660                                                                    entry_ix, editor.clone(), window, cx,
 2661                                                                );
 2662                                                            }
 2663                                                        })).into_any_element()
 2664                                                }
 2665                                            )
 2666                                    )
 2667                                } else {
 2668                                    this.child(
 2669                                        base_container
 2670                                            .border_dashed()
 2671                                            .child(
 2672                                                IconButton::new("editing_unavailable", IconName::PencilUnavailable)
 2673                                                    .icon_size(IconSize::Small)
 2674                                                    .icon_color(Color::Muted)
 2675                                                    .style(ButtonStyle::Transparent)
 2676                                                    .tooltip(Tooltip::element({
 2677                                                        move |_, _| {
 2678                                                            v_flex()
 2679                                                                .gap_1()
 2680                                                                .child(Label::new("Unavailable Editing")).child(
 2681                                                                    div().max_w_64().child(
 2682                                                                        Label::new(format!(
 2683                                                                            "Editing previous messages is not available for {} yet.",
 2684                                                                            agent_name.clone()
 2685                                                                        ))
 2686                                                                        .size(LabelSize::Small)
 2687                                                                        .color(Color::Muted),
 2688                                                                    ),
 2689                                                                )
 2690                                                                .into_any_element()
 2691                                                        }
 2692                                                    }))
 2693                                            )
 2694                                    )
 2695                                }
 2696                            }),
 2697                    )
 2698                    .into_any()
 2699            }
 2700            AgentThreadEntry::AssistantMessage(AssistantMessage {
 2701                chunks,
 2702                indented: _,
 2703            }) => {
 2704                let mut is_blank = true;
 2705                let is_last = entry_ix + 1 == total_entries;
 2706
 2707                let style = default_markdown_style(false, false, window, cx);
 2708                let message_body = v_flex()
 2709                    .w_full()
 2710                    .gap_3()
 2711                    .children(chunks.iter().enumerate().filter_map(
 2712                        |(chunk_ix, chunk)| match chunk {
 2713                            AssistantMessageChunk::Message { block } => {
 2714                                block.markdown().and_then(|md| {
 2715                                    let this_is_blank = md.read(cx).source().trim().is_empty();
 2716                                    is_blank = is_blank && this_is_blank;
 2717                                    if this_is_blank {
 2718                                        return None;
 2719                                    }
 2720
 2721                                    Some(
 2722                                        self.render_markdown(md.clone(), style.clone())
 2723                                            .into_any_element(),
 2724                                    )
 2725                                })
 2726                            }
 2727                            AssistantMessageChunk::Thought { block } => {
 2728                                block.markdown().and_then(|md| {
 2729                                    let this_is_blank = md.read(cx).source().trim().is_empty();
 2730                                    is_blank = is_blank && this_is_blank;
 2731                                    if this_is_blank {
 2732                                        return None;
 2733                                    }
 2734                                    Some(
 2735                                        self.render_thinking_block(
 2736                                            entry_ix,
 2737                                            chunk_ix,
 2738                                            md.clone(),
 2739                                            window,
 2740                                            cx,
 2741                                        )
 2742                                        .into_any_element(),
 2743                                    )
 2744                                })
 2745                            }
 2746                        },
 2747                    ))
 2748                    .into_any();
 2749
 2750                if is_blank {
 2751                    Empty.into_any()
 2752                } else {
 2753                    v_flex()
 2754                        .px_5()
 2755                        .py_1p5()
 2756                        .when(is_last, |this| this.pb_4())
 2757                        .w_full()
 2758                        .text_ui(cx)
 2759                        .child(self.render_message_context_menu(entry_ix, message_body, cx))
 2760                        .into_any()
 2761                }
 2762            }
 2763            AgentThreadEntry::ToolCall(tool_call) => {
 2764                let has_terminals = tool_call.terminals().next().is_some();
 2765
 2766                div()
 2767                    .w_full()
 2768                    .map(|this| {
 2769                        if has_terminals {
 2770                            this.children(tool_call.terminals().map(|terminal| {
 2771                                self.render_terminal_tool_call(
 2772                                    entry_ix, terminal, tool_call, window, cx,
 2773                                )
 2774                            }))
 2775                        } else {
 2776                            this.child(self.render_tool_call(entry_ix, tool_call, window, cx))
 2777                        }
 2778                    })
 2779                    .into_any()
 2780            }
 2781        };
 2782
 2783        let primary = if is_indented {
 2784            let line_top = if is_first_indented {
 2785                rems_from_px(-12.0)
 2786            } else {
 2787                rems_from_px(0.0)
 2788            };
 2789
 2790            div()
 2791                .relative()
 2792                .w_full()
 2793                .pl_5()
 2794                .bg(cx.theme().colors().panel_background.opacity(0.2))
 2795                .child(
 2796                    div()
 2797                        .absolute()
 2798                        .left(rems_from_px(18.0))
 2799                        .top(line_top)
 2800                        .bottom_0()
 2801                        .w_px()
 2802                        .bg(cx.theme().colors().border.opacity(0.6)),
 2803                )
 2804                .child(primary)
 2805                .into_any_element()
 2806        } else {
 2807            primary
 2808        };
 2809
 2810        let needs_confirmation = if let AgentThreadEntry::ToolCall(tool_call) = entry {
 2811            matches!(
 2812                tool_call.status,
 2813                ToolCallStatus::WaitingForConfirmation { .. }
 2814            )
 2815        } else {
 2816            false
 2817        };
 2818
 2819        let Some(thread) = self.thread() else {
 2820            return primary;
 2821        };
 2822
 2823        let primary = if entry_ix == total_entries - 1 {
 2824            v_flex()
 2825                .w_full()
 2826                .child(primary)
 2827                .map(|this| {
 2828                    if needs_confirmation {
 2829                        this.child(self.render_generating(true, cx))
 2830                    } else {
 2831                        this.child(self.render_thread_controls(&thread, cx))
 2832                    }
 2833                })
 2834                .when_some(
 2835                    self.thread_feedback.comments_editor.clone(),
 2836                    |this, editor| this.child(Self::render_feedback_feedback_editor(editor, cx)),
 2837                )
 2838                .into_any_element()
 2839        } else {
 2840            primary
 2841        };
 2842
 2843        if let Some(editing_index) = self.editing_message.as_ref()
 2844            && *editing_index < entry_ix
 2845        {
 2846            let backdrop = div()
 2847                .id(("backdrop", entry_ix))
 2848                .size_full()
 2849                .absolute()
 2850                .inset_0()
 2851                .bg(cx.theme().colors().panel_background)
 2852                .opacity(0.8)
 2853                .block_mouse_except_scroll()
 2854                .on_click(cx.listener(Self::cancel_editing));
 2855
 2856            div()
 2857                .relative()
 2858                .child(primary)
 2859                .child(backdrop)
 2860                .into_any_element()
 2861        } else {
 2862            primary
 2863        }
 2864    }
 2865
 2866    fn render_message_context_menu(
 2867        &self,
 2868        entry_ix: usize,
 2869        message_body: AnyElement,
 2870        cx: &Context<Self>,
 2871    ) -> AnyElement {
 2872        let entity = cx.entity();
 2873        let workspace = self.workspace.clone();
 2874
 2875        right_click_menu(format!("agent_context_menu-{}", entry_ix))
 2876            .trigger(move |_, _, _| message_body)
 2877            .menu(move |window, cx| {
 2878                let focus = window.focused(cx);
 2879                let entity = entity.clone();
 2880                let workspace = workspace.clone();
 2881
 2882                ContextMenu::build(window, cx, move |menu, _, cx| {
 2883                    let is_at_top = entity.read(cx).list_state.logical_scroll_top().item_ix == 0;
 2884
 2885                    let copy_this_agent_response =
 2886                        ContextMenuEntry::new("Copy This Agent Response").handler({
 2887                            let entity = entity.clone();
 2888                            move |_, cx| {
 2889                                entity.update(cx, |this, cx| {
 2890                                    if let Some(thread) = this.thread() {
 2891                                        let entries = thread.read(cx).entries();
 2892                                        if let Some(text) =
 2893                                            Self::get_agent_message_content(entries, entry_ix, cx)
 2894                                        {
 2895                                            cx.write_to_clipboard(ClipboardItem::new_string(text));
 2896                                        }
 2897                                    }
 2898                                });
 2899                            }
 2900                        });
 2901
 2902                    let scroll_item = if is_at_top {
 2903                        ContextMenuEntry::new("Scroll to Bottom").handler({
 2904                            let entity = entity.clone();
 2905                            move |_, cx| {
 2906                                entity.update(cx, |this, cx| {
 2907                                    this.scroll_to_bottom(cx);
 2908                                });
 2909                            }
 2910                        })
 2911                    } else {
 2912                        ContextMenuEntry::new("Scroll to Top").handler({
 2913                            let entity = entity.clone();
 2914                            move |_, cx| {
 2915                                entity.update(cx, |this, cx| {
 2916                                    this.scroll_to_top(cx);
 2917                                });
 2918                            }
 2919                        })
 2920                    };
 2921
 2922                    let open_thread_as_markdown = ContextMenuEntry::new("Open Thread as Markdown")
 2923                        .handler({
 2924                            let entity = entity.clone();
 2925                            let workspace = workspace.clone();
 2926                            move |window, cx| {
 2927                                if let Some(workspace) = workspace.upgrade() {
 2928                                    entity
 2929                                        .update(cx, |this, cx| {
 2930                                            this.open_thread_as_markdown(workspace, window, cx)
 2931                                        })
 2932                                        .detach_and_log_err(cx);
 2933                                }
 2934                            }
 2935                        });
 2936
 2937                    menu.when_some(focus, |menu, focus| menu.context(focus))
 2938                        .action("Copy Selection", Box::new(markdown::CopyAsMarkdown))
 2939                        .item(copy_this_agent_response)
 2940                        .separator()
 2941                        .item(scroll_item)
 2942                        .item(open_thread_as_markdown)
 2943                })
 2944            })
 2945            .into_any_element()
 2946    }
 2947
 2948    fn tool_card_header_bg(&self, cx: &Context<Self>) -> Hsla {
 2949        cx.theme()
 2950            .colors()
 2951            .element_background
 2952            .blend(cx.theme().colors().editor_foreground.opacity(0.025))
 2953    }
 2954
 2955    fn tool_card_border_color(&self, cx: &Context<Self>) -> Hsla {
 2956        cx.theme().colors().border.opacity(0.8)
 2957    }
 2958
 2959    fn tool_name_font_size(&self) -> Rems {
 2960        rems_from_px(13.)
 2961    }
 2962
 2963    fn render_thinking_block(
 2964        &self,
 2965        entry_ix: usize,
 2966        chunk_ix: usize,
 2967        chunk: Entity<Markdown>,
 2968        window: &Window,
 2969        cx: &Context<Self>,
 2970    ) -> AnyElement {
 2971        let header_id = SharedString::from(format!("thinking-block-header-{}", entry_ix));
 2972        let card_header_id = SharedString::from("inner-card-header");
 2973
 2974        let key = (entry_ix, chunk_ix);
 2975
 2976        let is_open = self.expanded_thinking_blocks.contains(&key);
 2977
 2978        let scroll_handle = self
 2979            .entry_view_state
 2980            .read(cx)
 2981            .entry(entry_ix)
 2982            .and_then(|entry| entry.scroll_handle_for_assistant_message_chunk(chunk_ix));
 2983
 2984        let thinking_content = {
 2985            div()
 2986                .id(("thinking-content", chunk_ix))
 2987                .when_some(scroll_handle, |this, scroll_handle| {
 2988                    this.track_scroll(&scroll_handle)
 2989                })
 2990                .text_ui_sm(cx)
 2991                .overflow_hidden()
 2992                .child(
 2993                    self.render_markdown(chunk, default_markdown_style(false, false, window, cx)),
 2994                )
 2995        };
 2996
 2997        v_flex()
 2998            .gap_1()
 2999            .child(
 3000                h_flex()
 3001                    .id(header_id)
 3002                    .group(&card_header_id)
 3003                    .relative()
 3004                    .w_full()
 3005                    .pr_1()
 3006                    .justify_between()
 3007                    .child(
 3008                        h_flex()
 3009                            .h(window.line_height() - px(2.))
 3010                            .gap_1p5()
 3011                            .overflow_hidden()
 3012                            .child(
 3013                                Icon::new(IconName::ToolThink)
 3014                                    .size(IconSize::Small)
 3015                                    .color(Color::Muted),
 3016                            )
 3017                            .child(
 3018                                div()
 3019                                    .text_size(self.tool_name_font_size())
 3020                                    .text_color(cx.theme().colors().text_muted)
 3021                                    .child("Thinking"),
 3022                            ),
 3023                    )
 3024                    .child(
 3025                        Disclosure::new(("expand", entry_ix), is_open)
 3026                            .opened_icon(IconName::ChevronUp)
 3027                            .closed_icon(IconName::ChevronDown)
 3028                            .visible_on_hover(&card_header_id)
 3029                            .on_click(cx.listener({
 3030                                move |this, _event, _window, cx| {
 3031                                    if is_open {
 3032                                        this.expanded_thinking_blocks.remove(&key);
 3033                                    } else {
 3034                                        this.expanded_thinking_blocks.insert(key);
 3035                                    }
 3036                                    cx.notify();
 3037                                }
 3038                            })),
 3039                    )
 3040                    .on_click(cx.listener({
 3041                        move |this, _event, _window, cx| {
 3042                            if is_open {
 3043                                this.expanded_thinking_blocks.remove(&key);
 3044                            } else {
 3045                                this.expanded_thinking_blocks.insert(key);
 3046                            }
 3047                            cx.notify();
 3048                        }
 3049                    })),
 3050            )
 3051            .when(is_open, |this| {
 3052                this.child(
 3053                    div()
 3054                        .ml_1p5()
 3055                        .pl_3p5()
 3056                        .border_l_1()
 3057                        .border_color(self.tool_card_border_color(cx))
 3058                        .child(thinking_content),
 3059                )
 3060            })
 3061            .into_any_element()
 3062    }
 3063
 3064    fn render_tool_call(
 3065        &self,
 3066        entry_ix: usize,
 3067        tool_call: &ToolCall,
 3068        window: &Window,
 3069        cx: &Context<Self>,
 3070    ) -> Div {
 3071        let has_location = tool_call.locations.len() == 1;
 3072        let card_header_id = SharedString::from("inner-tool-call-header");
 3073
 3074        let failed_or_canceled = match &tool_call.status {
 3075            ToolCallStatus::Rejected | ToolCallStatus::Canceled | ToolCallStatus::Failed => true,
 3076            _ => false,
 3077        };
 3078
 3079        let needs_confirmation = matches!(
 3080            tool_call.status,
 3081            ToolCallStatus::WaitingForConfirmation { .. }
 3082        );
 3083        let is_terminal_tool = matches!(tool_call.kind, acp::ToolKind::Execute);
 3084
 3085        let is_edit =
 3086            matches!(tool_call.kind, acp::ToolKind::Edit) || tool_call.diffs().next().is_some();
 3087        let is_subagent = tool_call.is_subagent();
 3088
 3089        // For subagent tool calls, render the subagent cards directly without wrapper
 3090        if is_subagent {
 3091            return self.render_subagent_tool_call(entry_ix, tool_call, window, cx);
 3092        }
 3093
 3094        let is_cancelled_edit = is_edit && matches!(tool_call.status, ToolCallStatus::Canceled);
 3095        let has_revealed_diff = tool_call.diffs().next().is_some_and(|diff| {
 3096            self.entry_view_state
 3097                .read(cx)
 3098                .entry(entry_ix)
 3099                .and_then(|entry| entry.editor_for_diff(diff))
 3100                .is_some()
 3101                && diff.read(cx).has_revealed_range(cx)
 3102        });
 3103
 3104        let use_card_layout = needs_confirmation || is_edit || is_terminal_tool;
 3105
 3106        let has_image_content = tool_call.content.iter().any(|c| c.image().is_some());
 3107        let is_collapsible = !tool_call.content.is_empty() && !needs_confirmation;
 3108        let is_open = needs_confirmation || self.expanded_tool_calls.contains(&tool_call.id);
 3109
 3110        let should_show_raw_input = !is_terminal_tool && !is_edit && !has_image_content;
 3111
 3112        let input_output_header = |label: SharedString| {
 3113            Label::new(label)
 3114                .size(LabelSize::XSmall)
 3115                .color(Color::Muted)
 3116                .buffer_font(cx)
 3117        };
 3118
 3119        let tool_output_display = if is_open {
 3120            match &tool_call.status {
 3121                ToolCallStatus::WaitingForConfirmation { options, .. } => v_flex()
 3122                    .w_full()
 3123                    .children(
 3124                        tool_call
 3125                            .content
 3126                            .iter()
 3127                            .enumerate()
 3128                            .map(|(content_ix, content)| {
 3129                                div()
 3130                                    .child(self.render_tool_call_content(
 3131                                        entry_ix,
 3132                                        content,
 3133                                        content_ix,
 3134                                        tool_call,
 3135                                        use_card_layout,
 3136                                        has_image_content,
 3137                                        failed_or_canceled,
 3138                                        window,
 3139                                        cx,
 3140                                    ))
 3141                                    .into_any_element()
 3142                            }),
 3143                    )
 3144                    .when(should_show_raw_input, |this| {
 3145                        let is_raw_input_expanded =
 3146                            self.expanded_tool_call_raw_inputs.contains(&tool_call.id);
 3147
 3148                        let input_header = if is_raw_input_expanded {
 3149                            "Raw Input:"
 3150                        } else {
 3151                            "View Raw Input"
 3152                        };
 3153
 3154                        this.child(
 3155                            v_flex()
 3156                                .p_2()
 3157                                .gap_1()
 3158                                .border_t_1()
 3159                                .border_color(self.tool_card_border_color(cx))
 3160                                .child(
 3161                                    h_flex()
 3162                                        .id("disclosure_container")
 3163                                        .pl_0p5()
 3164                                        .gap_1()
 3165                                        .justify_between()
 3166                                        .rounded_xs()
 3167                                        .hover(|s| s.bg(cx.theme().colors().element_hover))
 3168                                        .child(input_output_header(input_header.into()))
 3169                                        .child(
 3170                                            Disclosure::new(
 3171                                                ("raw-input-disclosure", entry_ix),
 3172                                                is_raw_input_expanded,
 3173                                            )
 3174                                            .opened_icon(IconName::ChevronUp)
 3175                                            .closed_icon(IconName::ChevronDown),
 3176                                        )
 3177                                        .on_click(cx.listener({
 3178                                            let id = tool_call.id.clone();
 3179
 3180                                            move |this: &mut Self, _, _, cx| {
 3181                                                if this.expanded_tool_call_raw_inputs.contains(&id)
 3182                                                {
 3183                                                    this.expanded_tool_call_raw_inputs.remove(&id);
 3184                                                } else {
 3185                                                    this.expanded_tool_call_raw_inputs
 3186                                                        .insert(id.clone());
 3187                                                }
 3188                                                cx.notify();
 3189                                            }
 3190                                        })),
 3191                                )
 3192                                .when(is_raw_input_expanded, |this| {
 3193                                    this.children(tool_call.raw_input_markdown.clone().map(
 3194                                        |input| {
 3195                                            self.render_markdown(
 3196                                                input,
 3197                                                default_markdown_style(false, false, window, cx),
 3198                                            )
 3199                                        },
 3200                                    ))
 3201                                }),
 3202                        )
 3203                    })
 3204                    .child(self.render_permission_buttons(
 3205                        options,
 3206                        entry_ix,
 3207                        tool_call.id.clone(),
 3208                        cx,
 3209                    ))
 3210                    .into_any(),
 3211                ToolCallStatus::Pending | ToolCallStatus::InProgress
 3212                    if is_edit
 3213                        && tool_call.content.is_empty()
 3214                        && self.as_native_connection(cx).is_some() =>
 3215                {
 3216                    self.render_diff_loading(cx).into_any()
 3217                }
 3218                ToolCallStatus::Pending
 3219                | ToolCallStatus::InProgress
 3220                | ToolCallStatus::Completed
 3221                | ToolCallStatus::Failed
 3222                | ToolCallStatus::Canceled => {
 3223                    v_flex()
 3224                        .when(should_show_raw_input, |this| {
 3225                            this.mt_1p5().w_full().child(
 3226                                v_flex()
 3227                                    .ml(rems(0.4))
 3228                                    .px_3p5()
 3229                                    .pb_1()
 3230                                    .gap_1()
 3231                                    .border_l_1()
 3232                                    .border_color(self.tool_card_border_color(cx))
 3233                                    .child(input_output_header("Raw Input:".into()))
 3234                                    .children(tool_call.raw_input_markdown.clone().map(|input| {
 3235                                        div().id(("tool-call-raw-input-markdown", entry_ix)).child(
 3236                                            self.render_markdown(
 3237                                                input,
 3238                                                default_markdown_style(false, false, window, cx),
 3239                                            ),
 3240                                        )
 3241                                    }))
 3242                                    .child(input_output_header("Output:".into())),
 3243                            )
 3244                        })
 3245                        .children(tool_call.content.iter().enumerate().map(
 3246                            |(content_ix, content)| {
 3247                                div().id(("tool-call-output", entry_ix)).child(
 3248                                    self.render_tool_call_content(
 3249                                        entry_ix,
 3250                                        content,
 3251                                        content_ix,
 3252                                        tool_call,
 3253                                        use_card_layout,
 3254                                        has_image_content,
 3255                                        failed_or_canceled,
 3256                                        window,
 3257                                        cx,
 3258                                    ),
 3259                                )
 3260                            },
 3261                        ))
 3262                        .into_any()
 3263                }
 3264                ToolCallStatus::Rejected => Empty.into_any(),
 3265            }
 3266            .into()
 3267        } else {
 3268            None
 3269        };
 3270
 3271        v_flex()
 3272            .map(|this| {
 3273                if use_card_layout {
 3274                    this.my_1p5()
 3275                        .rounded_md()
 3276                        .border_1()
 3277                        .when(failed_or_canceled, |this| this.border_dashed())
 3278                        .border_color(self.tool_card_border_color(cx))
 3279                        .bg(cx.theme().colors().editor_background)
 3280                        .overflow_hidden()
 3281                } else {
 3282                    this.my_1()
 3283                }
 3284            })
 3285            .map(|this| {
 3286                if has_location && !use_card_layout {
 3287                    this.ml_4()
 3288                } else {
 3289                    this.ml_5()
 3290                }
 3291            })
 3292            .mr_5()
 3293            .map(|this| {
 3294                if is_terminal_tool {
 3295                    let label_source = tool_call.label.read(cx).source();
 3296                    this.child(self.render_collapsible_command(true, label_source, &tool_call.id, cx))
 3297                } else {
 3298                    this.child(
 3299                        h_flex()
 3300                            .group(&card_header_id)
 3301                            .relative()
 3302                            .w_full()
 3303                            .gap_1()
 3304                            .justify_between()
 3305                            .when(use_card_layout, |this| {
 3306                                this.p_0p5()
 3307                                    .rounded_t(rems_from_px(5.))
 3308                                    .bg(self.tool_card_header_bg(cx))
 3309                            })
 3310                            .child(self.render_tool_call_label(
 3311                                entry_ix,
 3312                                tool_call,
 3313                                is_edit,
 3314                                is_cancelled_edit,
 3315                                has_revealed_diff,
 3316                                use_card_layout,
 3317                                window,
 3318                                cx,
 3319                            ))
 3320                            .when(is_collapsible || failed_or_canceled, |this| {
 3321                                let diff_for_discard =
 3322                                    if has_revealed_diff && is_cancelled_edit && cx.has_flag::<AgentV2FeatureFlag>() {
 3323                                        tool_call.diffs().next().cloned()
 3324                                    } else {
 3325                                        None
 3326                                    };
 3327                                this.child(
 3328                                    h_flex()
 3329                                        .px_1()
 3330                                        .when_some(diff_for_discard.clone(), |this, _| this.pr_0p5())
 3331                                        .gap_1()
 3332                                        .when(is_collapsible, |this| {
 3333                                            this.child(
 3334                                            Disclosure::new(("expand-output", entry_ix), is_open)
 3335                                                .opened_icon(IconName::ChevronUp)
 3336                                                .closed_icon(IconName::ChevronDown)
 3337                                                .visible_on_hover(&card_header_id)
 3338                                                .on_click(cx.listener({
 3339                                                    let id = tool_call.id.clone();
 3340                                                    move |this: &mut Self, _, _, cx: &mut Context<Self>| {
 3341                                                        if is_open {
 3342                                                            this.expanded_tool_calls.remove(&id);
 3343                                                        } else {
 3344                                                            this.expanded_tool_calls.insert(id.clone());
 3345                                                        }
 3346                                                        cx.notify();
 3347                                                    }
 3348                                                })),
 3349                                        )
 3350                                        })
 3351                                        .when(failed_or_canceled, |this| {
 3352                                            if is_cancelled_edit && !has_revealed_diff {
 3353                                                this.child(
 3354                                                    div()
 3355                                                        .id(entry_ix)
 3356                                                        .tooltip(Tooltip::text(
 3357                                                            "Interrupted Edit",
 3358                                                        ))
 3359                                                        .child(
 3360                                                            Icon::new(IconName::XCircle)
 3361                                                                .color(Color::Muted)
 3362                                                                .size(IconSize::Small),
 3363                                                        ),
 3364                                                )
 3365                                            } else if is_cancelled_edit {
 3366                                                this
 3367                                            } else {
 3368                                                this.child(
 3369                                                    Icon::new(IconName::Close)
 3370                                                        .color(Color::Error)
 3371                                                        .size(IconSize::Small),
 3372                                                )
 3373                                            }
 3374                                        })
 3375                                        .when_some(diff_for_discard, |this, diff| {
 3376                                            let tool_call_id = tool_call.id.clone();
 3377                                            let is_discarded = self.discarded_partial_edits.contains(&tool_call_id);
 3378                                            this.when(!is_discarded, |this| {
 3379                                                this.child(
 3380                                                    IconButton::new(
 3381                                                        ("discard-partial-edit", entry_ix),
 3382                                                        IconName::Undo,
 3383                                                    )
 3384                                                    .icon_size(IconSize::Small)
 3385                                                    .tooltip(move |_, cx| Tooltip::with_meta(
 3386                                                        "Discard Interrupted Edit",
 3387                                                        None,
 3388                                                        "You can discard this interrupted partial edit and restore the original file content.",
 3389                                                        cx
 3390                                                    ))
 3391                                                    .on_click(cx.listener({
 3392                                                        let tool_call_id = tool_call_id.clone();
 3393                                                        move |this, _, _window, cx| {
 3394                                                            let diff_data = diff.read(cx);
 3395                                                            let base_text = diff_data.base_text().clone();
 3396                                                            let buffer = diff_data.buffer().clone();
 3397                                                            buffer.update(cx, |buffer, cx| {
 3398                                                                buffer.set_text(base_text.as_ref(), cx);
 3399                                                            });
 3400                                                            this.discarded_partial_edits.insert(tool_call_id.clone());
 3401                                                            cx.notify();
 3402                                                        }
 3403                                                    })),
 3404                                                )
 3405                                            })
 3406                                        })
 3407
 3408                                )
 3409                            }),
 3410                    )
 3411                }
 3412            })
 3413            .children(tool_output_display)
 3414    }
 3415
 3416    fn render_tool_call_label(
 3417        &self,
 3418        entry_ix: usize,
 3419        tool_call: &ToolCall,
 3420        is_edit: bool,
 3421        has_failed: bool,
 3422        has_revealed_diff: bool,
 3423        use_card_layout: bool,
 3424        window: &Window,
 3425        cx: &Context<Self>,
 3426    ) -> Div {
 3427        let has_location = tool_call.locations.len() == 1;
 3428        let is_file = tool_call.kind == acp::ToolKind::Edit && has_location;
 3429
 3430        let file_icon = if has_location {
 3431            FileIcons::get_icon(&tool_call.locations[0].path, cx)
 3432                .map(Icon::from_path)
 3433                .unwrap_or(Icon::new(IconName::ToolPencil))
 3434        } else {
 3435            Icon::new(IconName::ToolPencil)
 3436        };
 3437
 3438        let tool_icon = if is_file && has_failed && has_revealed_diff {
 3439            div()
 3440                .id(entry_ix)
 3441                .tooltip(Tooltip::text("Interrupted Edit"))
 3442                .child(DecoratedIcon::new(
 3443                    file_icon,
 3444                    Some(
 3445                        IconDecoration::new(
 3446                            IconDecorationKind::Triangle,
 3447                            self.tool_card_header_bg(cx),
 3448                            cx,
 3449                        )
 3450                        .color(cx.theme().status().warning)
 3451                        .position(gpui::Point {
 3452                            x: px(-2.),
 3453                            y: px(-2.),
 3454                        }),
 3455                    ),
 3456                ))
 3457                .into_any_element()
 3458        } else if is_file {
 3459            div().child(file_icon).into_any_element()
 3460        } else {
 3461            div()
 3462                .child(
 3463                    Icon::new(match tool_call.kind {
 3464                        acp::ToolKind::Read => IconName::ToolSearch,
 3465                        acp::ToolKind::Edit => IconName::ToolPencil,
 3466                        acp::ToolKind::Delete => IconName::ToolDeleteFile,
 3467                        acp::ToolKind::Move => IconName::ArrowRightLeft,
 3468                        acp::ToolKind::Search => IconName::ToolSearch,
 3469                        acp::ToolKind::Execute => IconName::ToolTerminal,
 3470                        acp::ToolKind::Think => IconName::ToolThink,
 3471                        acp::ToolKind::Fetch => IconName::ToolWeb,
 3472                        acp::ToolKind::SwitchMode => IconName::ArrowRightLeft,
 3473                        acp::ToolKind::Other | _ => IconName::ToolHammer,
 3474                    })
 3475                    .size(IconSize::Small)
 3476                    .color(Color::Muted),
 3477                )
 3478                .into_any_element()
 3479        };
 3480
 3481        let gradient_overlay = {
 3482            div()
 3483                .absolute()
 3484                .top_0()
 3485                .right_0()
 3486                .w_12()
 3487                .h_full()
 3488                .map(|this| {
 3489                    if use_card_layout {
 3490                        this.bg(linear_gradient(
 3491                            90.,
 3492                            linear_color_stop(self.tool_card_header_bg(cx), 1.),
 3493                            linear_color_stop(self.tool_card_header_bg(cx).opacity(0.2), 0.),
 3494                        ))
 3495                    } else {
 3496                        this.bg(linear_gradient(
 3497                            90.,
 3498                            linear_color_stop(cx.theme().colors().panel_background, 1.),
 3499                            linear_color_stop(
 3500                                cx.theme().colors().panel_background.opacity(0.2),
 3501                                0.,
 3502                            ),
 3503                        ))
 3504                    }
 3505                })
 3506        };
 3507
 3508        h_flex()
 3509            .relative()
 3510            .w_full()
 3511            .h(window.line_height() - px(2.))
 3512            .text_size(self.tool_name_font_size())
 3513            .gap_1p5()
 3514            .when(has_location || use_card_layout, |this| this.px_1())
 3515            .when(has_location, |this| {
 3516                this.cursor(CursorStyle::PointingHand)
 3517                    .rounded(rems_from_px(3.)) // Concentric border radius
 3518                    .hover(|s| s.bg(cx.theme().colors().element_hover.opacity(0.5)))
 3519            })
 3520            .overflow_hidden()
 3521            .child(tool_icon)
 3522            .child(if has_location {
 3523                h_flex()
 3524                    .id(("open-tool-call-location", entry_ix))
 3525                    .w_full()
 3526                    .map(|this| {
 3527                        if use_card_layout {
 3528                            this.text_color(cx.theme().colors().text)
 3529                        } else {
 3530                            this.text_color(cx.theme().colors().text_muted)
 3531                        }
 3532                    })
 3533                    .child(self.render_markdown(
 3534                        tool_call.label.clone(),
 3535                        MarkdownStyle {
 3536                            prevent_mouse_interaction: true,
 3537                            ..default_markdown_style(false, true, window, cx)
 3538                        },
 3539                    ))
 3540                    .tooltip(Tooltip::text("Go to File"))
 3541                    .on_click(cx.listener(move |this, _, window, cx| {
 3542                        this.open_tool_call_location(entry_ix, 0, window, cx);
 3543                    }))
 3544                    .into_any_element()
 3545            } else {
 3546                h_flex()
 3547                    .w_full()
 3548                    .child(self.render_markdown(
 3549                        tool_call.label.clone(),
 3550                        default_markdown_style(false, true, window, cx),
 3551                    ))
 3552                    .into_any()
 3553            })
 3554            .when(!is_edit, |this| this.child(gradient_overlay))
 3555    }
 3556
 3557    fn render_tool_call_content(
 3558        &self,
 3559        entry_ix: usize,
 3560        content: &ToolCallContent,
 3561        context_ix: usize,
 3562        tool_call: &ToolCall,
 3563        card_layout: bool,
 3564        is_image_tool_call: bool,
 3565        has_failed: bool,
 3566        window: &Window,
 3567        cx: &Context<Self>,
 3568    ) -> AnyElement {
 3569        match content {
 3570            ToolCallContent::ContentBlock(content) => {
 3571                if let Some(resource_link) = content.resource_link() {
 3572                    self.render_resource_link(resource_link, cx)
 3573                } else if let Some(markdown) = content.markdown() {
 3574                    self.render_markdown_output(
 3575                        markdown.clone(),
 3576                        tool_call.id.clone(),
 3577                        context_ix,
 3578                        card_layout,
 3579                        window,
 3580                        cx,
 3581                    )
 3582                } else if let Some(image) = content.image() {
 3583                    let location = tool_call.locations.first().cloned();
 3584                    self.render_image_output(
 3585                        entry_ix,
 3586                        image.clone(),
 3587                        location,
 3588                        card_layout,
 3589                        is_image_tool_call,
 3590                        cx,
 3591                    )
 3592                } else {
 3593                    Empty.into_any_element()
 3594                }
 3595            }
 3596            ToolCallContent::Diff(diff) => {
 3597                self.render_diff_editor(entry_ix, diff, tool_call, has_failed, cx)
 3598            }
 3599            ToolCallContent::Terminal(terminal) => {
 3600                self.render_terminal_tool_call(entry_ix, terminal, tool_call, window, cx)
 3601            }
 3602            ToolCallContent::SubagentThread(_thread) => {
 3603                // Subagent threads are rendered by render_subagent_tool_call, not here
 3604                Empty.into_any_element()
 3605            }
 3606        }
 3607    }
 3608
 3609    fn render_subagent_tool_call(
 3610        &self,
 3611        entry_ix: usize,
 3612        tool_call: &ToolCall,
 3613        window: &Window,
 3614        cx: &Context<Self>,
 3615    ) -> Div {
 3616        let subagent_threads: Vec<_> = tool_call
 3617            .content
 3618            .iter()
 3619            .filter_map(|c| c.subagent_thread().cloned())
 3620            .collect();
 3621
 3622        let tool_call_in_progress = matches!(
 3623            tool_call.status,
 3624            ToolCallStatus::Pending | ToolCallStatus::InProgress
 3625        );
 3626
 3627        v_flex()
 3628            .mx_5()
 3629            .my_1p5()
 3630            .gap_3()
 3631            .children(
 3632                subagent_threads
 3633                    .into_iter()
 3634                    .enumerate()
 3635                    .map(|(context_ix, thread)| {
 3636                        self.render_subagent_card(
 3637                            entry_ix,
 3638                            context_ix,
 3639                            &thread,
 3640                            tool_call_in_progress,
 3641                            window,
 3642                            cx,
 3643                        )
 3644                    }),
 3645            )
 3646    }
 3647
 3648    fn render_subagent_card(
 3649        &self,
 3650        entry_ix: usize,
 3651        context_ix: usize,
 3652        thread: &Entity<AcpThread>,
 3653        tool_call_in_progress: bool,
 3654        window: &Window,
 3655        cx: &Context<Self>,
 3656    ) -> AnyElement {
 3657        let thread_read = thread.read(cx);
 3658        let session_id = thread_read.session_id().clone();
 3659        let title = thread_read.title();
 3660        let action_log = thread_read.action_log();
 3661        let changed_buffers = action_log.read(cx).changed_buffers(cx);
 3662
 3663        let is_expanded = self.expanded_subagents.contains(&session_id);
 3664        let files_changed = changed_buffers.len();
 3665        let diff_stats = DiffStats::all_files(&changed_buffers, cx);
 3666
 3667        let is_running = tool_call_in_progress;
 3668
 3669        let card_header_id =
 3670            SharedString::from(format!("subagent-header-{}-{}", entry_ix, context_ix));
 3671        let diff_stat_id = SharedString::from(format!("subagent-diff-{}-{}", entry_ix, context_ix));
 3672
 3673        let icon = h_flex().w_4().justify_center().child(if is_running {
 3674            SpinnerLabel::new()
 3675                .size(LabelSize::Small)
 3676                .into_any_element()
 3677        } else {
 3678            Icon::new(IconName::Check)
 3679                .size(IconSize::Small)
 3680                .color(Color::Success)
 3681                .into_any_element()
 3682        });
 3683
 3684        let has_expandable_content = thread_read.entries().iter().rev().any(|entry| {
 3685            if let AgentThreadEntry::AssistantMessage(msg) = entry {
 3686                msg.chunks.iter().any(|chunk| match chunk {
 3687                    AssistantMessageChunk::Message { block } => block.markdown().is_some(),
 3688                    AssistantMessageChunk::Thought { block } => block.markdown().is_some(),
 3689                })
 3690            } else {
 3691                false
 3692            }
 3693        });
 3694
 3695        v_flex()
 3696            .w_full()
 3697            .rounded_md()
 3698            .border_1()
 3699            .border_color(self.tool_card_border_color(cx))
 3700            .overflow_hidden()
 3701            .child(
 3702                h_flex()
 3703                    .group(&card_header_id)
 3704                    .py_1()
 3705                    .px_1p5()
 3706                    .w_full()
 3707                    .gap_1()
 3708                    .justify_between()
 3709                    .bg(self.tool_card_header_bg(cx))
 3710                    .child(
 3711                        h_flex()
 3712                            .gap_1p5()
 3713                            .child(icon)
 3714                            .child(
 3715                                Label::new(title.to_string())
 3716                                    .size(LabelSize::Small)
 3717                                    .color(Color::Default),
 3718                            )
 3719                            .when(files_changed > 0, |this| {
 3720                                this.child(
 3721                                    h_flex()
 3722                                        .gap_1()
 3723                                        .child(
 3724                                            Label::new(format!(
 3725                                                "{} {} changed",
 3726                                                files_changed,
 3727                                                if files_changed == 1 { "file" } else { "files" }
 3728                                            ))
 3729                                            .size(LabelSize::Small)
 3730                                            .color(Color::Muted),
 3731                                        )
 3732                                        .child(DiffStat::new(
 3733                                            diff_stat_id.clone(),
 3734                                            diff_stats.lines_added as usize,
 3735                                            diff_stats.lines_removed as usize,
 3736                                        )),
 3737                                )
 3738                            }),
 3739                    )
 3740                    .when(has_expandable_content, |this| {
 3741                        this.child(
 3742                            Disclosure::new(
 3743                                SharedString::from(format!(
 3744                                    "subagent-disclosure-inner-{}-{}",
 3745                                    entry_ix, context_ix
 3746                                )),
 3747                                is_expanded,
 3748                            )
 3749                            .opened_icon(IconName::ChevronUp)
 3750                            .closed_icon(IconName::ChevronDown)
 3751                            .visible_on_hover(card_header_id)
 3752                            .on_click(cx.listener({
 3753                                move |this, _, _, cx| {
 3754                                    if this.expanded_subagents.contains(&session_id) {
 3755                                        this.expanded_subagents.remove(&session_id);
 3756                                    } else {
 3757                                        this.expanded_subagents.insert(session_id.clone());
 3758                                    }
 3759                                    cx.notify();
 3760                                }
 3761                            })),
 3762                        )
 3763                    }),
 3764            )
 3765            .when(is_expanded, |this| {
 3766                this.child(
 3767                    self.render_subagent_expanded_content(entry_ix, context_ix, thread, window, cx),
 3768                )
 3769            })
 3770            .into_any_element()
 3771    }
 3772
 3773    fn render_subagent_expanded_content(
 3774        &self,
 3775        _entry_ix: usize,
 3776        _context_ix: usize,
 3777        thread: &Entity<AcpThread>,
 3778        window: &Window,
 3779        cx: &Context<Self>,
 3780    ) -> impl IntoElement {
 3781        let thread_read = thread.read(cx);
 3782        let session_id = thread_read.session_id().clone();
 3783        let entries = thread_read.entries();
 3784
 3785        // Find the most recent agent message with any content (message or thought)
 3786        let last_assistant_markdown = entries.iter().rev().find_map(|entry| {
 3787            if let AgentThreadEntry::AssistantMessage(msg) = entry {
 3788                msg.chunks.iter().find_map(|chunk| match chunk {
 3789                    AssistantMessageChunk::Message { block } => block.markdown().cloned(),
 3790                    AssistantMessageChunk::Thought { block } => block.markdown().cloned(),
 3791                })
 3792            } else {
 3793                None
 3794            }
 3795        });
 3796
 3797        let scroll_handle = self
 3798            .subagent_scroll_handles
 3799            .borrow_mut()
 3800            .entry(session_id.clone())
 3801            .or_default()
 3802            .clone();
 3803
 3804        scroll_handle.scroll_to_bottom();
 3805        let editor_bg = cx.theme().colors().editor_background;
 3806
 3807        let gradient_overlay = {
 3808            div().absolute().inset_0().bg(linear_gradient(
 3809                180.,
 3810                linear_color_stop(editor_bg, 0.),
 3811                linear_color_stop(editor_bg.opacity(0.), 0.15),
 3812            ))
 3813        };
 3814
 3815        div()
 3816            .relative()
 3817            .w_full()
 3818            .max_h_56()
 3819            .p_2p5()
 3820            .text_ui(cx)
 3821            .border_t_1()
 3822            .border_color(self.tool_card_border_color(cx))
 3823            .bg(editor_bg.opacity(0.4))
 3824            .overflow_hidden()
 3825            .child(
 3826                div()
 3827                    .id(format!("subagent-content-{}", session_id))
 3828                    .size_full()
 3829                    .track_scroll(&scroll_handle)
 3830                    .when_some(last_assistant_markdown, |this, markdown| {
 3831                        this.child(self.render_markdown(
 3832                            markdown,
 3833                            default_markdown_style(false, false, window, cx),
 3834                        ))
 3835                    }),
 3836            )
 3837            .child(gradient_overlay)
 3838    }
 3839
 3840    fn render_markdown_output(
 3841        &self,
 3842        markdown: Entity<Markdown>,
 3843        tool_call_id: acp::ToolCallId,
 3844        context_ix: usize,
 3845        card_layout: bool,
 3846        window: &Window,
 3847        cx: &Context<Self>,
 3848    ) -> AnyElement {
 3849        let button_id = SharedString::from(format!("tool_output-{:?}", tool_call_id));
 3850
 3851        v_flex()
 3852            .gap_2()
 3853            .map(|this| {
 3854                if card_layout {
 3855                    this.when(context_ix > 0, |this| {
 3856                        this.pt_2()
 3857                            .border_t_1()
 3858                            .border_color(self.tool_card_border_color(cx))
 3859                    })
 3860                } else {
 3861                    this.ml(rems(0.4))
 3862                        .px_3p5()
 3863                        .border_l_1()
 3864                        .border_color(self.tool_card_border_color(cx))
 3865                }
 3866            })
 3867            .text_xs()
 3868            .text_color(cx.theme().colors().text_muted)
 3869            .child(self.render_markdown(markdown, default_markdown_style(false, false, window, cx)))
 3870            .when(!card_layout, |this| {
 3871                this.child(
 3872                    IconButton::new(button_id, IconName::ChevronUp)
 3873                        .full_width()
 3874                        .style(ButtonStyle::Outlined)
 3875                        .icon_color(Color::Muted)
 3876                        .on_click(cx.listener({
 3877                            move |this: &mut Self, _, _, cx: &mut Context<Self>| {
 3878                                this.expanded_tool_calls.remove(&tool_call_id);
 3879                                cx.notify();
 3880                            }
 3881                        })),
 3882                )
 3883            })
 3884            .into_any_element()
 3885    }
 3886
 3887    fn render_image_output(
 3888        &self,
 3889        entry_ix: usize,
 3890        image: Arc<gpui::Image>,
 3891        location: Option<acp::ToolCallLocation>,
 3892        card_layout: bool,
 3893        show_dimensions: bool,
 3894        cx: &Context<Self>,
 3895    ) -> AnyElement {
 3896        let dimensions_label = if show_dimensions {
 3897            let format_name = match image.format() {
 3898                gpui::ImageFormat::Png => "PNG",
 3899                gpui::ImageFormat::Jpeg => "JPEG",
 3900                gpui::ImageFormat::Webp => "WebP",
 3901                gpui::ImageFormat::Gif => "GIF",
 3902                gpui::ImageFormat::Svg => "SVG",
 3903                gpui::ImageFormat::Bmp => "BMP",
 3904                gpui::ImageFormat::Tiff => "TIFF",
 3905                gpui::ImageFormat::Ico => "ICO",
 3906            };
 3907            let dimensions = image::ImageReader::new(std::io::Cursor::new(image.bytes()))
 3908                .with_guessed_format()
 3909                .ok()
 3910                .and_then(|reader| reader.into_dimensions().ok());
 3911            dimensions.map(|(w, h)| format!("{}×{} {}", w, h, format_name))
 3912        } else {
 3913            None
 3914        };
 3915
 3916        v_flex()
 3917            .gap_2()
 3918            .map(|this| {
 3919                if card_layout {
 3920                    this
 3921                } else {
 3922                    this.ml(rems(0.4))
 3923                        .px_3p5()
 3924                        .border_l_1()
 3925                        .border_color(self.tool_card_border_color(cx))
 3926                }
 3927            })
 3928            .when(dimensions_label.is_some() || location.is_some(), |this| {
 3929                this.child(
 3930                    h_flex()
 3931                        .w_full()
 3932                        .justify_between()
 3933                        .items_center()
 3934                        .children(dimensions_label.map(|label| {
 3935                            Label::new(label)
 3936                                .size(LabelSize::XSmall)
 3937                                .color(Color::Muted)
 3938                                .buffer_font(cx)
 3939                        }))
 3940                        .when_some(location, |this, _loc| {
 3941                            this.child(
 3942                                Button::new(("go-to-file", entry_ix), "Go to File")
 3943                                    .label_size(LabelSize::Small)
 3944                                    .on_click(cx.listener(move |this, _, window, cx| {
 3945                                        this.open_tool_call_location(entry_ix, 0, window, cx);
 3946                                    })),
 3947                            )
 3948                        }),
 3949                )
 3950            })
 3951            .child(
 3952                img(image)
 3953                    .max_w_96()
 3954                    .max_h_96()
 3955                    .object_fit(ObjectFit::ScaleDown),
 3956            )
 3957            .into_any_element()
 3958    }
 3959
 3960    fn render_resource_link(
 3961        &self,
 3962        resource_link: &acp::ResourceLink,
 3963        cx: &Context<Self>,
 3964    ) -> AnyElement {
 3965        let uri: SharedString = resource_link.uri.clone().into();
 3966        let is_file = resource_link.uri.strip_prefix("file://");
 3967
 3968        let label: SharedString = if let Some(abs_path) = is_file {
 3969            if let Some(project_path) = self
 3970                .project
 3971                .read(cx)
 3972                .project_path_for_absolute_path(&Path::new(abs_path), cx)
 3973                && let Some(worktree) = self
 3974                    .project
 3975                    .read(cx)
 3976                    .worktree_for_id(project_path.worktree_id, cx)
 3977            {
 3978                worktree
 3979                    .read(cx)
 3980                    .full_path(&project_path.path)
 3981                    .to_string_lossy()
 3982                    .to_string()
 3983                    .into()
 3984            } else {
 3985                abs_path.to_string().into()
 3986            }
 3987        } else {
 3988            uri.clone()
 3989        };
 3990
 3991        let button_id = SharedString::from(format!("item-{}", uri));
 3992
 3993        div()
 3994            .ml(rems(0.4))
 3995            .pl_2p5()
 3996            .border_l_1()
 3997            .border_color(self.tool_card_border_color(cx))
 3998            .overflow_hidden()
 3999            .child(
 4000                Button::new(button_id, label)
 4001                    .label_size(LabelSize::Small)
 4002                    .color(Color::Muted)
 4003                    .truncate(true)
 4004                    .when(is_file.is_none(), |this| {
 4005                        this.icon(IconName::ArrowUpRight)
 4006                            .icon_size(IconSize::XSmall)
 4007                            .icon_color(Color::Muted)
 4008                    })
 4009                    .on_click(cx.listener({
 4010                        let workspace = self.workspace.clone();
 4011                        move |_, _, window, cx: &mut Context<Self>| {
 4012                            Self::open_link(uri.clone(), &workspace, window, cx);
 4013                        }
 4014                    })),
 4015            )
 4016            .into_any_element()
 4017    }
 4018
 4019    fn render_permission_buttons(
 4020        &self,
 4021        options: &PermissionOptions,
 4022        entry_ix: usize,
 4023        tool_call_id: acp::ToolCallId,
 4024        cx: &Context<Self>,
 4025    ) -> Div {
 4026        match options {
 4027            PermissionOptions::Flat(options) => {
 4028                self.render_permission_buttons_flat(options, entry_ix, tool_call_id, cx)
 4029            }
 4030            PermissionOptions::Dropdown(options) => {
 4031                self.render_permission_buttons_dropdown(options, entry_ix, tool_call_id, cx)
 4032            }
 4033        }
 4034    }
 4035
 4036    fn render_permission_buttons_dropdown(
 4037        &self,
 4038        choices: &[PermissionOptionChoice],
 4039        entry_ix: usize,
 4040        tool_call_id: acp::ToolCallId,
 4041        cx: &Context<Self>,
 4042    ) -> Div {
 4043        let is_first = self.thread().is_some_and(|thread| {
 4044            thread
 4045                .read(cx)
 4046                .first_tool_awaiting_confirmation()
 4047                .is_some_and(|call| call.id == tool_call_id)
 4048        });
 4049
 4050        // Get the selected granularity index, defaulting to the last option ("Only this time")
 4051        let selected_index = self
 4052            .selected_permission_granularity
 4053            .get(&tool_call_id)
 4054            .copied()
 4055            .unwrap_or_else(|| choices.len().saturating_sub(1));
 4056
 4057        let selected_choice = choices.get(selected_index).or(choices.last());
 4058
 4059        let dropdown_label: SharedString = selected_choice
 4060            .map(|choice| choice.label())
 4061            .unwrap_or_else(|| "Only this time".into());
 4062
 4063        let (allow_option_id, allow_option_kind, deny_option_id, deny_option_kind) =
 4064            if let Some(choice) = selected_choice {
 4065                (
 4066                    choice.allow.option_id.clone(),
 4067                    choice.allow.kind,
 4068                    choice.deny.option_id.clone(),
 4069                    choice.deny.kind,
 4070                )
 4071            } else {
 4072                (
 4073                    acp::PermissionOptionId::new("allow"),
 4074                    acp::PermissionOptionKind::AllowOnce,
 4075                    acp::PermissionOptionId::new("deny"),
 4076                    acp::PermissionOptionKind::RejectOnce,
 4077                )
 4078            };
 4079
 4080        h_flex()
 4081            .w_full()
 4082            .p_1()
 4083            .gap_2()
 4084            .justify_between()
 4085            .border_t_1()
 4086            .border_color(self.tool_card_border_color(cx))
 4087            .child(
 4088                h_flex()
 4089                    .gap_0p5()
 4090                    .child(
 4091                        Button::new(("allow-btn", entry_ix), "Allow")
 4092                            .icon(IconName::Check)
 4093                            .icon_color(Color::Success)
 4094                            .icon_position(IconPosition::Start)
 4095                            .icon_size(IconSize::XSmall)
 4096                            .label_size(LabelSize::Small)
 4097                            .when(is_first, |this| {
 4098                                this.key_binding(
 4099                                    KeyBinding::for_action_in(
 4100                                        &AllowOnce as &dyn Action,
 4101                                        &self.focus_handle,
 4102                                        cx,
 4103                                    )
 4104                                    .map(|kb| kb.size(rems_from_px(10.))),
 4105                                )
 4106                            })
 4107                            .on_click(cx.listener({
 4108                                let tool_call_id = tool_call_id.clone();
 4109                                let option_id = allow_option_id;
 4110                                let option_kind = allow_option_kind;
 4111                                move |this, _, window, cx| {
 4112                                    this.authorize_tool_call(
 4113                                        tool_call_id.clone(),
 4114                                        option_id.clone(),
 4115                                        option_kind,
 4116                                        window,
 4117                                        cx,
 4118                                    );
 4119                                }
 4120                            })),
 4121                    )
 4122                    .child(
 4123                        Button::new(("deny-btn", entry_ix), "Deny")
 4124                            .icon(IconName::Close)
 4125                            .icon_color(Color::Error)
 4126                            .icon_position(IconPosition::Start)
 4127                            .icon_size(IconSize::XSmall)
 4128                            .label_size(LabelSize::Small)
 4129                            .when(is_first, |this| {
 4130                                this.key_binding(
 4131                                    KeyBinding::for_action_in(
 4132                                        &RejectOnce as &dyn Action,
 4133                                        &self.focus_handle,
 4134                                        cx,
 4135                                    )
 4136                                    .map(|kb| kb.size(rems_from_px(10.))),
 4137                                )
 4138                            })
 4139                            .on_click(cx.listener({
 4140                                let tool_call_id = tool_call_id.clone();
 4141                                let option_id = deny_option_id;
 4142                                let option_kind = deny_option_kind;
 4143                                move |this, _, window, cx| {
 4144                                    this.authorize_tool_call(
 4145                                        tool_call_id.clone(),
 4146                                        option_id.clone(),
 4147                                        option_kind,
 4148                                        window,
 4149                                        cx,
 4150                                    );
 4151                                }
 4152                            })),
 4153                    ),
 4154            )
 4155            .child(self.render_permission_granularity_dropdown(
 4156                choices,
 4157                dropdown_label,
 4158                entry_ix,
 4159                tool_call_id,
 4160                selected_index,
 4161                is_first,
 4162                cx,
 4163            ))
 4164    }
 4165
 4166    fn render_permission_granularity_dropdown(
 4167        &self,
 4168        choices: &[PermissionOptionChoice],
 4169        current_label: SharedString,
 4170        entry_ix: usize,
 4171        tool_call_id: acp::ToolCallId,
 4172        selected_index: usize,
 4173        is_first: bool,
 4174        cx: &Context<Self>,
 4175    ) -> impl IntoElement {
 4176        let menu_options: Vec<(usize, SharedString)> = choices
 4177            .iter()
 4178            .enumerate()
 4179            .map(|(i, choice)| (i, choice.label()))
 4180            .collect();
 4181
 4182        PopoverMenu::new(("permission-granularity", entry_ix))
 4183            .with_handle(self.permission_dropdown_handle.clone())
 4184            .trigger(
 4185                Button::new(("granularity-trigger", entry_ix), current_label)
 4186                    .icon(IconName::ChevronDown)
 4187                    .icon_size(IconSize::XSmall)
 4188                    .icon_color(Color::Muted)
 4189                    .label_size(LabelSize::Small)
 4190                    .when(is_first, |this| {
 4191                        this.key_binding(
 4192                            KeyBinding::for_action_in(
 4193                                &crate::OpenPermissionDropdown as &dyn Action,
 4194                                &self.focus_handle,
 4195                                cx,
 4196                            )
 4197                            .map(|kb| kb.size(rems_from_px(10.))),
 4198                        )
 4199                    }),
 4200            )
 4201            .menu(move |window, cx| {
 4202                let tool_call_id = tool_call_id.clone();
 4203                let options = menu_options.clone();
 4204
 4205                Some(ContextMenu::build(window, cx, move |mut menu, _, _| {
 4206                    for (index, display_name) in options.iter() {
 4207                        let display_name = display_name.clone();
 4208                        let index = *index;
 4209                        let tool_call_id_for_entry = tool_call_id.clone();
 4210                        let is_selected = index == selected_index;
 4211
 4212                        menu = menu.toggleable_entry(
 4213                            display_name,
 4214                            is_selected,
 4215                            IconPosition::End,
 4216                            None,
 4217                            move |window, cx| {
 4218                                window.dispatch_action(
 4219                                    SelectPermissionGranularity {
 4220                                        tool_call_id: tool_call_id_for_entry.0.to_string(),
 4221                                        index,
 4222                                    }
 4223                                    .boxed_clone(),
 4224                                    cx,
 4225                                );
 4226                            },
 4227                        );
 4228                    }
 4229
 4230                    menu
 4231                }))
 4232            })
 4233    }
 4234
 4235    fn render_permission_buttons_flat(
 4236        &self,
 4237        options: &[acp::PermissionOption],
 4238        entry_ix: usize,
 4239        tool_call_id: acp::ToolCallId,
 4240        cx: &Context<Self>,
 4241    ) -> Div {
 4242        let is_first = self.thread().is_some_and(|thread| {
 4243            thread
 4244                .read(cx)
 4245                .first_tool_awaiting_confirmation()
 4246                .is_some_and(|call| call.id == tool_call_id)
 4247        });
 4248        let mut seen_kinds: ArrayVec<acp::PermissionOptionKind, 3> = ArrayVec::new();
 4249
 4250        div()
 4251            .p_1()
 4252            .border_t_1()
 4253            .border_color(self.tool_card_border_color(cx))
 4254            .w_full()
 4255            .v_flex()
 4256            .gap_0p5()
 4257            .children(options.iter().map(move |option| {
 4258                let option_id = SharedString::from(option.option_id.0.clone());
 4259                Button::new((option_id, entry_ix), option.name.clone())
 4260                    .map(|this| {
 4261                        let (this, action) = match option.kind {
 4262                            acp::PermissionOptionKind::AllowOnce => (
 4263                                this.icon(IconName::Check).icon_color(Color::Success),
 4264                                Some(&AllowOnce as &dyn Action),
 4265                            ),
 4266                            acp::PermissionOptionKind::AllowAlways => (
 4267                                this.icon(IconName::CheckDouble).icon_color(Color::Success),
 4268                                Some(&AllowAlways as &dyn Action),
 4269                            ),
 4270                            acp::PermissionOptionKind::RejectOnce => (
 4271                                this.icon(IconName::Close).icon_color(Color::Error),
 4272                                Some(&RejectOnce as &dyn Action),
 4273                            ),
 4274                            acp::PermissionOptionKind::RejectAlways | _ => {
 4275                                (this.icon(IconName::Close).icon_color(Color::Error), None)
 4276                            }
 4277                        };
 4278
 4279                        let Some(action) = action else {
 4280                            return this;
 4281                        };
 4282
 4283                        if !is_first || seen_kinds.contains(&option.kind) {
 4284                            return this;
 4285                        }
 4286
 4287                        seen_kinds.push(option.kind);
 4288
 4289                        this.key_binding(
 4290                            KeyBinding::for_action_in(action, &self.focus_handle, cx)
 4291                                .map(|kb| kb.size(rems_from_px(10.))),
 4292                        )
 4293                    })
 4294                    .icon_position(IconPosition::Start)
 4295                    .icon_size(IconSize::XSmall)
 4296                    .label_size(LabelSize::Small)
 4297                    .on_click(cx.listener({
 4298                        let tool_call_id = tool_call_id.clone();
 4299                        let option_id = option.option_id.clone();
 4300                        let option_kind = option.kind;
 4301                        move |this, _, window, cx| {
 4302                            this.authorize_tool_call(
 4303                                tool_call_id.clone(),
 4304                                option_id.clone(),
 4305                                option_kind,
 4306                                window,
 4307                                cx,
 4308                            );
 4309                        }
 4310                    }))
 4311            }))
 4312    }
 4313
 4314    fn render_diff_loading(&self, cx: &Context<Self>) -> AnyElement {
 4315        let bar = |n: u64, width_class: &str| {
 4316            let bg_color = cx.theme().colors().element_active;
 4317            let base = h_flex().h_1().rounded_full();
 4318
 4319            let modified = match width_class {
 4320                "w_4_5" => base.w_3_4(),
 4321                "w_1_4" => base.w_1_4(),
 4322                "w_2_4" => base.w_2_4(),
 4323                "w_3_5" => base.w_3_5(),
 4324                "w_2_5" => base.w_2_5(),
 4325                _ => base.w_1_2(),
 4326            };
 4327
 4328            modified.with_animation(
 4329                ElementId::Integer(n),
 4330                Animation::new(Duration::from_secs(2)).repeat(),
 4331                move |tab, delta| {
 4332                    let delta = (delta - 0.15 * n as f32) / 0.7;
 4333                    let delta = 1.0 - (0.5 - delta).abs() * 2.;
 4334                    let delta = ease_in_out(delta.clamp(0., 1.));
 4335                    let delta = 0.1 + 0.9 * delta;
 4336
 4337                    tab.bg(bg_color.opacity(delta))
 4338                },
 4339            )
 4340        };
 4341
 4342        v_flex()
 4343            .p_3()
 4344            .gap_1()
 4345            .rounded_b_md()
 4346            .bg(cx.theme().colors().editor_background)
 4347            .child(bar(0, "w_4_5"))
 4348            .child(bar(1, "w_1_4"))
 4349            .child(bar(2, "w_2_4"))
 4350            .child(bar(3, "w_3_5"))
 4351            .child(bar(4, "w_2_5"))
 4352            .into_any_element()
 4353    }
 4354
 4355    fn render_diff_editor(
 4356        &self,
 4357        entry_ix: usize,
 4358        diff: &Entity<acp_thread::Diff>,
 4359        tool_call: &ToolCall,
 4360        has_failed: bool,
 4361        cx: &Context<Self>,
 4362    ) -> AnyElement {
 4363        let tool_progress = matches!(
 4364            &tool_call.status,
 4365            ToolCallStatus::InProgress | ToolCallStatus::Pending
 4366        );
 4367
 4368        let revealed_diff_editor = if let Some(entry) =
 4369            self.entry_view_state.read(cx).entry(entry_ix)
 4370            && let Some(editor) = entry.editor_for_diff(diff)
 4371            && diff.read(cx).has_revealed_range(cx)
 4372        {
 4373            Some(editor)
 4374        } else {
 4375            None
 4376        };
 4377
 4378        let show_top_border = !has_failed || revealed_diff_editor.is_some();
 4379
 4380        v_flex()
 4381            .h_full()
 4382            .when(show_top_border, |this| {
 4383                this.border_t_1()
 4384                    .when(has_failed, |this| this.border_dashed())
 4385                    .border_color(self.tool_card_border_color(cx))
 4386            })
 4387            .child(if let Some(editor) = revealed_diff_editor {
 4388                editor.into_any_element()
 4389            } else if tool_progress && self.as_native_connection(cx).is_some() {
 4390                self.render_diff_loading(cx)
 4391            } else {
 4392                Empty.into_any()
 4393            })
 4394            .into_any()
 4395    }
 4396
 4397    fn render_collapsible_command(
 4398        &self,
 4399        is_preview: bool,
 4400        command_source: &str,
 4401        tool_call_id: &acp::ToolCallId,
 4402        cx: &Context<Self>,
 4403    ) -> Div {
 4404        let command_group =
 4405            SharedString::from(format!("collapsible-command-group-{}", tool_call_id));
 4406
 4407        v_flex()
 4408            .group(command_group.clone())
 4409            .bg(self.tool_card_header_bg(cx))
 4410            .child(
 4411                v_flex()
 4412                    .p_1p5()
 4413                    .when(is_preview, |this| {
 4414                        this.pt_1().child(
 4415                            // Wrapping this label on a container with 24px height to avoid
 4416                            // layout shift when it changes from being a preview label
 4417                            // to the actual path where the command will run in
 4418                            h_flex().h_6().child(
 4419                                Label::new("Run Command")
 4420                                    .buffer_font(cx)
 4421                                    .size(LabelSize::XSmall)
 4422                                    .color(Color::Muted),
 4423                            ),
 4424                        )
 4425                    })
 4426                    .children(command_source.lines().map(|line| {
 4427                        let text: SharedString = if line.is_empty() {
 4428                            " ".into()
 4429                        } else {
 4430                            line.to_string().into()
 4431                        };
 4432
 4433                        Label::new(text).buffer_font(cx).size(LabelSize::Small)
 4434                    }))
 4435                    .child(
 4436                        div().absolute().top_1().right_1().child(
 4437                            CopyButton::new("copy-command", command_source.to_string())
 4438                                .tooltip_label("Copy Command")
 4439                                .visible_on_hover(command_group),
 4440                        ),
 4441                    ),
 4442            )
 4443    }
 4444
 4445    fn render_terminal_tool_call(
 4446        &self,
 4447        entry_ix: usize,
 4448        terminal: &Entity<acp_thread::Terminal>,
 4449        tool_call: &ToolCall,
 4450        window: &Window,
 4451        cx: &Context<Self>,
 4452    ) -> AnyElement {
 4453        let terminal_data = terminal.read(cx);
 4454        let working_dir = terminal_data.working_dir();
 4455        let command = terminal_data.command();
 4456        let started_at = terminal_data.started_at();
 4457
 4458        let tool_failed = matches!(
 4459            &tool_call.status,
 4460            ToolCallStatus::Rejected | ToolCallStatus::Canceled | ToolCallStatus::Failed
 4461        );
 4462
 4463        let output = terminal_data.output();
 4464        let command_finished = output.is_some();
 4465        let truncated_output =
 4466            output.is_some_and(|output| output.original_content_len > output.content.len());
 4467        let output_line_count = output.map(|output| output.content_line_count).unwrap_or(0);
 4468
 4469        let command_failed = command_finished
 4470            && output.is_some_and(|o| o.exit_status.is_some_and(|status| !status.success()));
 4471
 4472        let time_elapsed = if let Some(output) = output {
 4473            output.ended_at.duration_since(started_at)
 4474        } else {
 4475            started_at.elapsed()
 4476        };
 4477
 4478        let header_id =
 4479            SharedString::from(format!("terminal-tool-header-{}", terminal.entity_id()));
 4480        let header_group = SharedString::from(format!(
 4481            "terminal-tool-header-group-{}",
 4482            terminal.entity_id()
 4483        ));
 4484        let header_bg = cx
 4485            .theme()
 4486            .colors()
 4487            .element_background
 4488            .blend(cx.theme().colors().editor_foreground.opacity(0.025));
 4489        let border_color = cx.theme().colors().border.opacity(0.6);
 4490
 4491        let working_dir = working_dir
 4492            .as_ref()
 4493            .map(|path| path.display().to_string())
 4494            .unwrap_or_else(|| "current directory".to_string());
 4495
 4496        // Since the command's source is wrapped in a markdown code block
 4497        // (```\n...\n```), we need to strip that so we're left with only the
 4498        // command's content.
 4499        let command_source = command.read(cx).source();
 4500        let command_content = command_source
 4501            .strip_prefix("```\n")
 4502            .and_then(|s| s.strip_suffix("\n```"))
 4503            .unwrap_or(&command_source);
 4504
 4505        let command_element =
 4506            self.render_collapsible_command(false, command_content, &tool_call.id, cx);
 4507
 4508        let is_expanded = self.expanded_tool_calls.contains(&tool_call.id);
 4509
 4510        let header = h_flex()
 4511            .id(header_id)
 4512            .px_1p5()
 4513            .pt_1()
 4514            .flex_none()
 4515            .gap_1()
 4516            .justify_between()
 4517            .rounded_t_md()
 4518            .child(
 4519                div()
 4520                    .id(("command-target-path", terminal.entity_id()))
 4521                    .w_full()
 4522                    .max_w_full()
 4523                    .overflow_x_scroll()
 4524                    .child(
 4525                        Label::new(working_dir)
 4526                            .buffer_font(cx)
 4527                            .size(LabelSize::XSmall)
 4528                            .color(Color::Muted),
 4529                    ),
 4530            )
 4531            .when(!command_finished, |header| {
 4532                header
 4533                    .gap_1p5()
 4534                    .child(
 4535                        Button::new(
 4536                            SharedString::from(format!("stop-terminal-{}", terminal.entity_id())),
 4537                            "Stop",
 4538                        )
 4539                        .icon(IconName::Stop)
 4540                        .icon_position(IconPosition::Start)
 4541                        .icon_size(IconSize::Small)
 4542                        .icon_color(Color::Error)
 4543                        .label_size(LabelSize::Small)
 4544                        .tooltip(move |_window, cx| {
 4545                            Tooltip::with_meta(
 4546                                "Stop This Command",
 4547                                None,
 4548                                "Also possible by placing your cursor inside the terminal and using regular terminal bindings.",
 4549                                cx,
 4550                            )
 4551                        })
 4552                        .on_click({
 4553                            let terminal = terminal.clone();
 4554                            cx.listener(move |this, _event, _window, cx| {
 4555                                terminal.update(cx, |terminal, cx| {
 4556                                    terminal.stop_by_user(cx);
 4557                                });
 4558                                this.cancel_generation(cx);
 4559                            })
 4560                        }),
 4561                    )
 4562                    .child(Divider::vertical())
 4563                    .child(
 4564                        Icon::new(IconName::ArrowCircle)
 4565                            .size(IconSize::XSmall)
 4566                            .color(Color::Info)
 4567                            .with_rotate_animation(2)
 4568                    )
 4569            })
 4570            .when(truncated_output, |header| {
 4571                let tooltip = if let Some(output) = output {
 4572                    if output_line_count + 10 > terminal::MAX_SCROLL_HISTORY_LINES {
 4573                       format!("Output exceeded terminal max lines and was \
 4574                            truncated, the model received the first {}.", format_file_size(output.content.len() as u64, true))
 4575                    } else {
 4576                        format!(
 4577                            "Output is {} long, and to avoid unexpected token usage, \
 4578                                only {} was sent back to the agent.",
 4579                            format_file_size(output.original_content_len as u64, true),
 4580                             format_file_size(output.content.len() as u64, true)
 4581                        )
 4582                    }
 4583                } else {
 4584                    "Output was truncated".to_string()
 4585                };
 4586
 4587                header.child(
 4588                    h_flex()
 4589                        .id(("terminal-tool-truncated-label", terminal.entity_id()))
 4590                        .gap_1()
 4591                        .child(
 4592                            Icon::new(IconName::Info)
 4593                                .size(IconSize::XSmall)
 4594                                .color(Color::Ignored),
 4595                        )
 4596                        .child(
 4597                            Label::new("Truncated")
 4598                                .color(Color::Muted)
 4599                                .size(LabelSize::XSmall),
 4600                        )
 4601                        .tooltip(Tooltip::text(tooltip)),
 4602                )
 4603            })
 4604            .when(time_elapsed > Duration::from_secs(10), |header| {
 4605                header.child(
 4606                    Label::new(format!("({})", duration_alt_display(time_elapsed)))
 4607                        .buffer_font(cx)
 4608                        .color(Color::Muted)
 4609                        .size(LabelSize::XSmall),
 4610                )
 4611            })
 4612            .when(tool_failed || command_failed, |header| {
 4613                header.child(
 4614                    div()
 4615                        .id(("terminal-tool-error-code-indicator", terminal.entity_id()))
 4616                        .child(
 4617                            Icon::new(IconName::Close)
 4618                                .size(IconSize::Small)
 4619                                .color(Color::Error),
 4620                        )
 4621                        .when_some(output.and_then(|o| o.exit_status), |this, status| {
 4622                            this.tooltip(Tooltip::text(format!(
 4623                                "Exited with code {}",
 4624                                status.code().unwrap_or(-1),
 4625                            )))
 4626                        }),
 4627                )
 4628            })
 4629            .child(
 4630                Disclosure::new(
 4631                    SharedString::from(format!(
 4632                        "terminal-tool-disclosure-{}",
 4633                        terminal.entity_id()
 4634                    )),
 4635                    is_expanded,
 4636                )
 4637                .opened_icon(IconName::ChevronUp)
 4638                .closed_icon(IconName::ChevronDown)
 4639                .visible_on_hover(&header_group)
 4640                .on_click(cx.listener({
 4641                    let id = tool_call.id.clone();
 4642                    move |this, _event, _window, _cx| {
 4643                        if is_expanded {
 4644                            this.expanded_tool_calls.remove(&id);
 4645                        } else {
 4646                            this.expanded_tool_calls.insert(id.clone());
 4647                        }
 4648                    }
 4649                })),
 4650            );
 4651
 4652        let terminal_view = self
 4653            .entry_view_state
 4654            .read(cx)
 4655            .entry(entry_ix)
 4656            .and_then(|entry| entry.terminal(terminal));
 4657
 4658        v_flex()
 4659            .my_1p5()
 4660            .mx_5()
 4661            .border_1()
 4662            .when(tool_failed || command_failed, |card| card.border_dashed())
 4663            .border_color(border_color)
 4664            .rounded_md()
 4665            .overflow_hidden()
 4666            .child(
 4667                v_flex()
 4668                    .group(&header_group)
 4669                    .bg(header_bg)
 4670                    .text_xs()
 4671                    .child(header)
 4672                    .child(command_element),
 4673            )
 4674            .when(is_expanded && terminal_view.is_some(), |this| {
 4675                this.child(
 4676                    div()
 4677                        .pt_2()
 4678                        .border_t_1()
 4679                        .when(tool_failed || command_failed, |card| card.border_dashed())
 4680                        .border_color(border_color)
 4681                        .bg(cx.theme().colors().editor_background)
 4682                        .rounded_b_md()
 4683                        .text_ui_sm(cx)
 4684                        .h_full()
 4685                        .children(terminal_view.map(|terminal_view| {
 4686                            let element = if terminal_view
 4687                                .read(cx)
 4688                                .content_mode(window, cx)
 4689                                .is_scrollable()
 4690                            {
 4691                                div().h_72().child(terminal_view).into_any_element()
 4692                            } else {
 4693                                terminal_view.into_any_element()
 4694                            };
 4695
 4696                            div()
 4697                                .on_action(cx.listener(|_this, _: &NewTerminal, window, cx| {
 4698                                    window.dispatch_action(NewThread.boxed_clone(), cx);
 4699                                    cx.stop_propagation();
 4700                                }))
 4701                                .child(element)
 4702                                .into_any_element()
 4703                        })),
 4704                )
 4705            })
 4706            .into_any()
 4707    }
 4708
 4709    fn render_rules_item(&self, cx: &Context<Self>) -> Option<AnyElement> {
 4710        let project_context = self
 4711            .as_native_thread(cx)?
 4712            .read(cx)
 4713            .project_context()
 4714            .read(cx);
 4715
 4716        let user_rules_text = if project_context.user_rules.is_empty() {
 4717            None
 4718        } else if project_context.user_rules.len() == 1 {
 4719            let user_rules = &project_context.user_rules[0];
 4720
 4721            match user_rules.title.as_ref() {
 4722                Some(title) => Some(format!("Using \"{title}\" user rule")),
 4723                None => Some("Using user rule".into()),
 4724            }
 4725        } else {
 4726            Some(format!(
 4727                "Using {} user rules",
 4728                project_context.user_rules.len()
 4729            ))
 4730        };
 4731
 4732        let first_user_rules_id = project_context
 4733            .user_rules
 4734            .first()
 4735            .map(|user_rules| user_rules.uuid.0);
 4736
 4737        let rules_files = project_context
 4738            .worktrees
 4739            .iter()
 4740            .filter_map(|worktree| worktree.rules_file.as_ref())
 4741            .collect::<Vec<_>>();
 4742
 4743        let rules_file_text = match rules_files.as_slice() {
 4744            &[] => None,
 4745            &[rules_file] => Some(format!(
 4746                "Using project {:?} file",
 4747                rules_file.path_in_worktree
 4748            )),
 4749            rules_files => Some(format!("Using {} project rules files", rules_files.len())),
 4750        };
 4751
 4752        if user_rules_text.is_none() && rules_file_text.is_none() {
 4753            return None;
 4754        }
 4755
 4756        let has_both = user_rules_text.is_some() && rules_file_text.is_some();
 4757
 4758        Some(
 4759            h_flex()
 4760                .px_2p5()
 4761                .child(
 4762                    Icon::new(IconName::Attach)
 4763                        .size(IconSize::XSmall)
 4764                        .color(Color::Disabled),
 4765                )
 4766                .when_some(user_rules_text, |parent, user_rules_text| {
 4767                    parent.child(
 4768                        h_flex()
 4769                            .id("user-rules")
 4770                            .ml_1()
 4771                            .mr_1p5()
 4772                            .child(
 4773                                Label::new(user_rules_text)
 4774                                    .size(LabelSize::XSmall)
 4775                                    .color(Color::Muted)
 4776                                    .truncate(),
 4777                            )
 4778                            .hover(|s| s.bg(cx.theme().colors().element_hover))
 4779                            .tooltip(Tooltip::text("View User Rules"))
 4780                            .on_click(move |_event, window, cx| {
 4781                                window.dispatch_action(
 4782                                    Box::new(OpenRulesLibrary {
 4783                                        prompt_to_select: first_user_rules_id,
 4784                                    }),
 4785                                    cx,
 4786                                )
 4787                            }),
 4788                    )
 4789                })
 4790                .when(has_both, |this| {
 4791                    this.child(
 4792                        Label::new("")
 4793                            .size(LabelSize::XSmall)
 4794                            .color(Color::Disabled),
 4795                    )
 4796                })
 4797                .when_some(rules_file_text, |parent, rules_file_text| {
 4798                    parent.child(
 4799                        h_flex()
 4800                            .id("project-rules")
 4801                            .ml_1p5()
 4802                            .child(
 4803                                Label::new(rules_file_text)
 4804                                    .size(LabelSize::XSmall)
 4805                                    .color(Color::Muted),
 4806                            )
 4807                            .hover(|s| s.bg(cx.theme().colors().element_hover))
 4808                            .tooltip(Tooltip::text("View Project Rules"))
 4809                            .on_click(cx.listener(Self::handle_open_rules)),
 4810                    )
 4811                })
 4812                .into_any(),
 4813        )
 4814    }
 4815
 4816    fn render_empty_state_section_header(
 4817        &self,
 4818        label: impl Into<SharedString>,
 4819        action_slot: Option<AnyElement>,
 4820        cx: &mut Context<Self>,
 4821    ) -> impl IntoElement {
 4822        div().pl_1().pr_1p5().child(
 4823            h_flex()
 4824                .mt_2()
 4825                .pl_1p5()
 4826                .pb_1()
 4827                .w_full()
 4828                .justify_between()
 4829                .border_b_1()
 4830                .border_color(cx.theme().colors().border_variant)
 4831                .child(
 4832                    Label::new(label.into())
 4833                        .size(LabelSize::Small)
 4834                        .color(Color::Muted),
 4835                )
 4836                .children(action_slot),
 4837        )
 4838    }
 4839
 4840    fn update_recent_history_from_cache(
 4841        &mut self,
 4842        history: &Entity<AcpThreadHistory>,
 4843        cx: &mut Context<Self>,
 4844    ) {
 4845        self.recent_history_entries = history.read(cx).get_recent_sessions(3);
 4846        self.hovered_recent_history_item = None;
 4847        cx.notify();
 4848    }
 4849
 4850    fn render_recent_history(&self, cx: &mut Context<Self>) -> AnyElement {
 4851        let render_history = !self.recent_history_entries.is_empty();
 4852
 4853        v_flex()
 4854            .size_full()
 4855            .when(render_history, |this| {
 4856                let recent_history = self.recent_history_entries.clone();
 4857                this.justify_end().child(
 4858                    v_flex()
 4859                        .child(
 4860                            self.render_empty_state_section_header(
 4861                                "Recent",
 4862                                Some(
 4863                                    Button::new("view-history", "View All")
 4864                                        .style(ButtonStyle::Subtle)
 4865                                        .label_size(LabelSize::Small)
 4866                                        .key_binding(
 4867                                            KeyBinding::for_action_in(
 4868                                                &OpenHistory,
 4869                                                &self.focus_handle(cx),
 4870                                                cx,
 4871                                            )
 4872                                            .map(|kb| kb.size(rems_from_px(12.))),
 4873                                        )
 4874                                        .on_click(move |_event, window, cx| {
 4875                                            window.dispatch_action(OpenHistory.boxed_clone(), cx);
 4876                                        })
 4877                                        .into_any_element(),
 4878                                ),
 4879                                cx,
 4880                            ),
 4881                        )
 4882                        .child(v_flex().p_1().pr_1p5().gap_1().children({
 4883                            let supports_delete = self.history.read(cx).supports_delete();
 4884                            recent_history
 4885                                .into_iter()
 4886                                .enumerate()
 4887                                .map(move |(index, entry)| {
 4888                                    // TODO: Add keyboard navigation.
 4889                                    let is_hovered =
 4890                                        self.hovered_recent_history_item == Some(index);
 4891                                    crate::acp::thread_history::AcpHistoryEntryElement::new(
 4892                                        entry,
 4893                                        cx.entity().downgrade(),
 4894                                    )
 4895                                    .hovered(is_hovered)
 4896                                    .supports_delete(supports_delete)
 4897                                    .on_hover(cx.listener(move |this, is_hovered, _window, cx| {
 4898                                        if *is_hovered {
 4899                                            this.hovered_recent_history_item = Some(index);
 4900                                        } else if this.hovered_recent_history_item == Some(index) {
 4901                                            this.hovered_recent_history_item = None;
 4902                                        }
 4903                                        cx.notify();
 4904                                    }))
 4905                                    .into_any_element()
 4906                                })
 4907                        })),
 4908                )
 4909            })
 4910            .into_any()
 4911    }
 4912
 4913    fn render_auth_required_state(
 4914        &self,
 4915        connection: &Rc<dyn AgentConnection>,
 4916        description: Option<&Entity<Markdown>>,
 4917        configuration_view: Option<&AnyView>,
 4918        pending_auth_method: Option<&acp::AuthMethodId>,
 4919        window: &mut Window,
 4920        cx: &Context<Self>,
 4921    ) -> impl IntoElement {
 4922        let auth_methods = connection.auth_methods();
 4923
 4924        let agent_display_name = self
 4925            .agent_server_store
 4926            .read(cx)
 4927            .agent_display_name(&ExternalAgentServerName(self.agent.name()))
 4928            .unwrap_or_else(|| self.agent.name());
 4929
 4930        let show_fallback_description = auth_methods.len() > 1
 4931            && configuration_view.is_none()
 4932            && description.is_none()
 4933            && pending_auth_method.is_none();
 4934
 4935        let auth_buttons = || {
 4936            h_flex().justify_end().flex_wrap().gap_1().children(
 4937                connection
 4938                    .auth_methods()
 4939                    .iter()
 4940                    .enumerate()
 4941                    .rev()
 4942                    .map(|(ix, method)| {
 4943                        let (method_id, name) = if self.project.read(cx).is_via_remote_server()
 4944                            && method.id.0.as_ref() == "oauth-personal"
 4945                            && method.name == "Log in with Google"
 4946                        {
 4947                            ("spawn-gemini-cli".into(), "Log in with Gemini CLI".into())
 4948                        } else {
 4949                            (method.id.0.clone(), method.name.clone())
 4950                        };
 4951
 4952                        let agent_telemetry_id = connection.telemetry_id();
 4953
 4954                        Button::new(method_id.clone(), name)
 4955                            .label_size(LabelSize::Small)
 4956                            .map(|this| {
 4957                                if ix == 0 {
 4958                                    this.style(ButtonStyle::Tinted(TintColor::Accent))
 4959                                } else {
 4960                                    this.style(ButtonStyle::Outlined)
 4961                                }
 4962                            })
 4963                            .when_some(method.description.clone(), |this, description| {
 4964                                this.tooltip(Tooltip::text(description))
 4965                            })
 4966                            .on_click({
 4967                                cx.listener(move |this, _, window, cx| {
 4968                                    telemetry::event!(
 4969                                        "Authenticate Agent Started",
 4970                                        agent = agent_telemetry_id,
 4971                                        method = method_id
 4972                                    );
 4973
 4974                                    this.authenticate(
 4975                                        acp::AuthMethodId::new(method_id.clone()),
 4976                                        window,
 4977                                        cx,
 4978                                    )
 4979                                })
 4980                            })
 4981                    }),
 4982            )
 4983        };
 4984
 4985        if pending_auth_method.is_some() {
 4986            return Callout::new()
 4987                .icon(IconName::Info)
 4988                .title(format!("Authenticating to {}", agent_display_name))
 4989                .actions_slot(
 4990                    Icon::new(IconName::ArrowCircle)
 4991                        .size(IconSize::Small)
 4992                        .color(Color::Muted)
 4993                        .with_rotate_animation(2)
 4994                        .into_any_element(),
 4995                )
 4996                .into_any_element();
 4997        }
 4998
 4999        Callout::new()
 5000            .icon(IconName::Info)
 5001            .title(format!("Authenticate to {}", agent_display_name))
 5002            .when(auth_methods.len() == 1, |this| {
 5003                this.actions_slot(auth_buttons())
 5004            })
 5005            .description_slot(
 5006                v_flex()
 5007                    .text_ui(cx)
 5008                    .map(|this| {
 5009                        if show_fallback_description {
 5010                            this.child(
 5011                                Label::new("Choose one of the following authentication options:")
 5012                                    .size(LabelSize::Small)
 5013                                    .color(Color::Muted),
 5014                            )
 5015                        } else {
 5016                            this.children(
 5017                                configuration_view
 5018                                    .cloned()
 5019                                    .map(|view| div().w_full().child(view)),
 5020                            )
 5021                            .children(description.map(|desc| {
 5022                                self.render_markdown(
 5023                                    desc.clone(),
 5024                                    default_markdown_style(false, false, window, cx),
 5025                                )
 5026                            }))
 5027                        }
 5028                    })
 5029                    .when(auth_methods.len() > 1, |this| {
 5030                        this.gap_1().child(auth_buttons())
 5031                    }),
 5032            )
 5033            .into_any_element()
 5034    }
 5035
 5036    fn render_load_error(
 5037        &self,
 5038        e: &LoadError,
 5039        window: &mut Window,
 5040        cx: &mut Context<Self>,
 5041    ) -> AnyElement {
 5042        let (title, message, action_slot): (_, SharedString, _) = match e {
 5043            LoadError::Unsupported {
 5044                command: path,
 5045                current_version,
 5046                minimum_version,
 5047            } => {
 5048                return self.render_unsupported(path, current_version, minimum_version, window, cx);
 5049            }
 5050            LoadError::FailedToInstall(msg) => (
 5051                "Failed to Install",
 5052                msg.into(),
 5053                Some(self.create_copy_button(msg.to_string()).into_any_element()),
 5054            ),
 5055            LoadError::Exited { status } => (
 5056                "Failed to Launch",
 5057                format!("Server exited with status {status}").into(),
 5058                None,
 5059            ),
 5060            LoadError::Other(msg) => (
 5061                "Failed to Launch",
 5062                msg.into(),
 5063                Some(self.create_copy_button(msg.to_string()).into_any_element()),
 5064            ),
 5065        };
 5066
 5067        Callout::new()
 5068            .severity(Severity::Error)
 5069            .icon(IconName::XCircleFilled)
 5070            .title(title)
 5071            .description(message)
 5072            .actions_slot(div().children(action_slot))
 5073            .into_any_element()
 5074    }
 5075
 5076    fn render_unsupported(
 5077        &self,
 5078        path: &SharedString,
 5079        version: &SharedString,
 5080        minimum_version: &SharedString,
 5081        _window: &mut Window,
 5082        cx: &mut Context<Self>,
 5083    ) -> AnyElement {
 5084        let (heading_label, description_label) = (
 5085            format!("Upgrade {} to work with Zed", self.agent.name()),
 5086            if version.is_empty() {
 5087                format!(
 5088                    "Currently using {}, which does not report a valid --version",
 5089                    path,
 5090                )
 5091            } else {
 5092                format!(
 5093                    "Currently using {}, which is only version {} (need at least {minimum_version})",
 5094                    path, version
 5095                )
 5096            },
 5097        );
 5098
 5099        v_flex()
 5100            .w_full()
 5101            .p_3p5()
 5102            .gap_2p5()
 5103            .border_t_1()
 5104            .border_color(cx.theme().colors().border)
 5105            .bg(linear_gradient(
 5106                180.,
 5107                linear_color_stop(cx.theme().colors().editor_background.opacity(0.4), 4.),
 5108                linear_color_stop(cx.theme().status().info_background.opacity(0.), 0.),
 5109            ))
 5110            .child(
 5111                v_flex().gap_0p5().child(Label::new(heading_label)).child(
 5112                    Label::new(description_label)
 5113                        .size(LabelSize::Small)
 5114                        .color(Color::Muted),
 5115                ),
 5116            )
 5117            .into_any_element()
 5118    }
 5119
 5120    fn activity_bar_bg(&self, cx: &Context<Self>) -> Hsla {
 5121        let editor_bg_color = cx.theme().colors().editor_background;
 5122        let active_color = cx.theme().colors().element_selected;
 5123        editor_bg_color.blend(active_color.opacity(0.3))
 5124    }
 5125
 5126    fn render_activity_bar(
 5127        &self,
 5128        thread_entity: &Entity<AcpThread>,
 5129        window: &mut Window,
 5130        cx: &Context<Self>,
 5131    ) -> Option<AnyElement> {
 5132        let thread = thread_entity.read(cx);
 5133        let action_log = thread.action_log();
 5134        let telemetry = ActionLogTelemetry::from(thread);
 5135        let changed_buffers = action_log.read(cx).changed_buffers(cx);
 5136        let plan = thread.plan();
 5137        let queue_is_empty = self
 5138            .as_native_thread(cx)
 5139            .map_or(true, |t| t.read(cx).queued_messages().is_empty());
 5140
 5141        if changed_buffers.is_empty() && plan.is_empty() && queue_is_empty {
 5142            return None;
 5143        }
 5144
 5145        // Temporarily always enable ACP edit controls. This is temporary, to lessen the
 5146        // impact of a nasty bug that causes them to sometimes be disabled when they shouldn't
 5147        // be, which blocks you from being able to accept or reject edits. This switches the
 5148        // bug to be that sometimes it's enabled when it shouldn't be, which at least doesn't
 5149        // block you from using the panel.
 5150        let pending_edits = false;
 5151
 5152        let use_keep_reject_buttons = !cx.has_flag::<AgentV2FeatureFlag>();
 5153
 5154        v_flex()
 5155            .mt_1()
 5156            .mx_2()
 5157            .bg(self.activity_bar_bg(cx))
 5158            .border_1()
 5159            .border_b_0()
 5160            .border_color(cx.theme().colors().border)
 5161            .rounded_t_md()
 5162            .shadow(vec![gpui::BoxShadow {
 5163                color: gpui::black().opacity(0.15),
 5164                offset: point(px(1.), px(-1.)),
 5165                blur_radius: px(3.),
 5166                spread_radius: px(0.),
 5167            }])
 5168            .when(!plan.is_empty(), |this| {
 5169                this.child(self.render_plan_summary(plan, window, cx))
 5170                    .when(self.plan_expanded, |parent| {
 5171                        parent.child(self.render_plan_entries(plan, window, cx))
 5172                    })
 5173            })
 5174            .when(!plan.is_empty() && !changed_buffers.is_empty(), |this| {
 5175                this.child(Divider::horizontal().color(DividerColor::Border))
 5176            })
 5177            .when(!changed_buffers.is_empty(), |this| {
 5178                this.child(self.render_edits_summary(
 5179                    &changed_buffers,
 5180                    self.edits_expanded,
 5181                    pending_edits,
 5182                    use_keep_reject_buttons,
 5183                    cx,
 5184                ))
 5185                .when(self.edits_expanded, |parent| {
 5186                    parent.child(self.render_edited_files(
 5187                        action_log,
 5188                        telemetry.clone(),
 5189                        &changed_buffers,
 5190                        pending_edits,
 5191                        use_keep_reject_buttons,
 5192                        cx,
 5193                    ))
 5194                })
 5195            })
 5196            .when(!queue_is_empty, |this| {
 5197                this.when(!plan.is_empty() || !changed_buffers.is_empty(), |this| {
 5198                    this.child(Divider::horizontal().color(DividerColor::Border))
 5199                })
 5200                .child(self.render_message_queue_summary(window, cx))
 5201                .when(self.queue_expanded, |parent| {
 5202                    parent.child(self.render_message_queue_entries(window, cx))
 5203                })
 5204            })
 5205            .into_any()
 5206            .into()
 5207    }
 5208
 5209    fn render_plan_summary(
 5210        &self,
 5211        plan: &Plan,
 5212        window: &mut Window,
 5213        cx: &Context<Self>,
 5214    ) -> impl IntoElement {
 5215        let stats = plan.stats();
 5216
 5217        let title = if let Some(entry) = stats.in_progress_entry
 5218            && !self.plan_expanded
 5219        {
 5220            h_flex()
 5221                .cursor_default()
 5222                .relative()
 5223                .w_full()
 5224                .gap_1()
 5225                .truncate()
 5226                .child(
 5227                    Label::new("Current:")
 5228                        .size(LabelSize::Small)
 5229                        .color(Color::Muted),
 5230                )
 5231                .child(
 5232                    div()
 5233                        .text_xs()
 5234                        .text_color(cx.theme().colors().text_muted)
 5235                        .line_clamp(1)
 5236                        .child(MarkdownElement::new(
 5237                            entry.content.clone(),
 5238                            plan_label_markdown_style(&entry.status, window, cx),
 5239                        )),
 5240                )
 5241                .when(stats.pending > 0, |this| {
 5242                    this.child(
 5243                        h_flex()
 5244                            .absolute()
 5245                            .top_0()
 5246                            .right_0()
 5247                            .h_full()
 5248                            .child(div().min_w_8().h_full().bg(linear_gradient(
 5249                                90.,
 5250                                linear_color_stop(self.activity_bar_bg(cx), 1.),
 5251                                linear_color_stop(self.activity_bar_bg(cx).opacity(0.2), 0.),
 5252                            )))
 5253                            .child(
 5254                                div().pr_0p5().bg(self.activity_bar_bg(cx)).child(
 5255                                    Label::new(format!("{} left", stats.pending))
 5256                                        .size(LabelSize::Small)
 5257                                        .color(Color::Muted),
 5258                                ),
 5259                            ),
 5260                    )
 5261                })
 5262        } else {
 5263            let status_label = if stats.pending == 0 {
 5264                "All Done".to_string()
 5265            } else if stats.completed == 0 {
 5266                format!("{} Tasks", plan.entries.len())
 5267            } else {
 5268                format!("{}/{}", stats.completed, plan.entries.len())
 5269            };
 5270
 5271            h_flex()
 5272                .w_full()
 5273                .gap_1()
 5274                .justify_between()
 5275                .child(
 5276                    Label::new("Plan")
 5277                        .size(LabelSize::Small)
 5278                        .color(Color::Muted),
 5279                )
 5280                .child(
 5281                    Label::new(status_label)
 5282                        .size(LabelSize::Small)
 5283                        .color(Color::Muted)
 5284                        .mr_1(),
 5285                )
 5286        };
 5287
 5288        h_flex()
 5289            .id("plan_summary")
 5290            .p_1()
 5291            .w_full()
 5292            .gap_1()
 5293            .when(self.plan_expanded, |this| {
 5294                this.border_b_1().border_color(cx.theme().colors().border)
 5295            })
 5296            .child(Disclosure::new("plan_disclosure", self.plan_expanded))
 5297            .child(title)
 5298            .on_click(cx.listener(|this, _, _, cx| {
 5299                this.plan_expanded = !this.plan_expanded;
 5300                cx.notify();
 5301            }))
 5302    }
 5303
 5304    fn render_plan_entries(
 5305        &self,
 5306        plan: &Plan,
 5307        window: &mut Window,
 5308        cx: &Context<Self>,
 5309    ) -> impl IntoElement {
 5310        v_flex()
 5311            .id("plan_items_list")
 5312            .max_h_40()
 5313            .overflow_y_scroll()
 5314            .children(plan.entries.iter().enumerate().flat_map(|(index, entry)| {
 5315                let element = h_flex()
 5316                    .py_1()
 5317                    .px_2()
 5318                    .gap_2()
 5319                    .justify_between()
 5320                    .bg(cx.theme().colors().editor_background)
 5321                    .when(index < plan.entries.len() - 1, |parent| {
 5322                        parent.border_color(cx.theme().colors().border).border_b_1()
 5323                    })
 5324                    .child(
 5325                        h_flex()
 5326                            .id(("plan_entry", index))
 5327                            .gap_1p5()
 5328                            .max_w_full()
 5329                            .overflow_x_scroll()
 5330                            .text_xs()
 5331                            .text_color(cx.theme().colors().text_muted)
 5332                            .child(match entry.status {
 5333                                acp::PlanEntryStatus::InProgress => {
 5334                                    Icon::new(IconName::TodoProgress)
 5335                                        .size(IconSize::Small)
 5336                                        .color(Color::Accent)
 5337                                        .with_rotate_animation(2)
 5338                                        .into_any_element()
 5339                                }
 5340                                acp::PlanEntryStatus::Completed => {
 5341                                    Icon::new(IconName::TodoComplete)
 5342                                        .size(IconSize::Small)
 5343                                        .color(Color::Success)
 5344                                        .into_any_element()
 5345                                }
 5346                                acp::PlanEntryStatus::Pending | _ => {
 5347                                    Icon::new(IconName::TodoPending)
 5348                                        .size(IconSize::Small)
 5349                                        .color(Color::Muted)
 5350                                        .into_any_element()
 5351                                }
 5352                            })
 5353                            .child(MarkdownElement::new(
 5354                                entry.content.clone(),
 5355                                plan_label_markdown_style(&entry.status, window, cx),
 5356                            )),
 5357                    );
 5358
 5359                Some(element)
 5360            }))
 5361            .into_any_element()
 5362    }
 5363
 5364    fn render_edits_summary(
 5365        &self,
 5366        changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>,
 5367        expanded: bool,
 5368        pending_edits: bool,
 5369        use_keep_reject_buttons: bool,
 5370        cx: &Context<Self>,
 5371    ) -> Div {
 5372        const EDIT_NOT_READY_TOOLTIP_LABEL: &str = "Wait until file edits are complete.";
 5373
 5374        let focus_handle = self.focus_handle(cx);
 5375
 5376        h_flex()
 5377            .p_1()
 5378            .justify_between()
 5379            .flex_wrap()
 5380            .when(expanded, |this| {
 5381                this.border_b_1().border_color(cx.theme().colors().border)
 5382            })
 5383            .child(
 5384                h_flex()
 5385                    .id("edits-container")
 5386                    .cursor_pointer()
 5387                    .gap_1()
 5388                    .child(Disclosure::new("edits-disclosure", expanded))
 5389                    .map(|this| {
 5390                        if pending_edits {
 5391                            this.child(
 5392                                Label::new(format!(
 5393                                    "Editing {} {}",
 5394                                    changed_buffers.len(),
 5395                                    if changed_buffers.len() == 1 {
 5396                                        "file"
 5397                                    } else {
 5398                                        "files"
 5399                                    }
 5400                                ))
 5401                                .color(Color::Muted)
 5402                                .size(LabelSize::Small)
 5403                                .with_animation(
 5404                                    "edit-label",
 5405                                    Animation::new(Duration::from_secs(2))
 5406                                        .repeat()
 5407                                        .with_easing(pulsating_between(0.3, 0.7)),
 5408                                    |label, delta| label.alpha(delta),
 5409                                ),
 5410                            )
 5411                        } else {
 5412                            let stats = DiffStats::all_files(changed_buffers, cx);
 5413                            let dot_divider = || {
 5414                                Label::new("")
 5415                                    .size(LabelSize::XSmall)
 5416                                    .color(Color::Disabled)
 5417                            };
 5418
 5419                            this.child(
 5420                                Label::new("Edits")
 5421                                    .size(LabelSize::Small)
 5422                                    .color(Color::Muted),
 5423                            )
 5424                            .child(dot_divider())
 5425                            .child(
 5426                                Label::new(format!(
 5427                                    "{} {}",
 5428                                    changed_buffers.len(),
 5429                                    if changed_buffers.len() == 1 {
 5430                                        "file"
 5431                                    } else {
 5432                                        "files"
 5433                                    }
 5434                                ))
 5435                                .size(LabelSize::Small)
 5436                                .color(Color::Muted),
 5437                            )
 5438                            .child(dot_divider())
 5439                            .child(DiffStat::new(
 5440                                "total",
 5441                                stats.lines_added as usize,
 5442                                stats.lines_removed as usize,
 5443                            ))
 5444                        }
 5445                    })
 5446                    .on_click(cx.listener(|this, _, _, cx| {
 5447                        this.edits_expanded = !this.edits_expanded;
 5448                        cx.notify();
 5449                    })),
 5450            )
 5451            .when(use_keep_reject_buttons, |this| {
 5452                this.child(
 5453                    h_flex()
 5454                        .gap_1()
 5455                        .child(
 5456                            IconButton::new("review-changes", IconName::ListTodo)
 5457                                .icon_size(IconSize::Small)
 5458                                .tooltip({
 5459                                    let focus_handle = focus_handle.clone();
 5460                                    move |_window, cx| {
 5461                                        Tooltip::for_action_in(
 5462                                            "Review Changes",
 5463                                            &OpenAgentDiff,
 5464                                            &focus_handle,
 5465                                            cx,
 5466                                        )
 5467                                    }
 5468                                })
 5469                                .on_click(cx.listener(|_, _, window, cx| {
 5470                                    window.dispatch_action(OpenAgentDiff.boxed_clone(), cx);
 5471                                })),
 5472                        )
 5473                        .child(Divider::vertical().color(DividerColor::Border))
 5474                        .child(
 5475                            Button::new("reject-all-changes", "Reject All")
 5476                                .label_size(LabelSize::Small)
 5477                                .disabled(pending_edits)
 5478                                .when(pending_edits, |this| {
 5479                                    this.tooltip(Tooltip::text(EDIT_NOT_READY_TOOLTIP_LABEL))
 5480                                })
 5481                                .key_binding(
 5482                                    KeyBinding::for_action_in(
 5483                                        &RejectAll,
 5484                                        &focus_handle.clone(),
 5485                                        cx,
 5486                                    )
 5487                                    .map(|kb| kb.size(rems_from_px(10.))),
 5488                                )
 5489                                .on_click(cx.listener(move |this, _, window, cx| {
 5490                                    this.reject_all(&RejectAll, window, cx);
 5491                                })),
 5492                        )
 5493                        .child(
 5494                            Button::new("keep-all-changes", "Keep All")
 5495                                .label_size(LabelSize::Small)
 5496                                .disabled(pending_edits)
 5497                                .when(pending_edits, |this| {
 5498                                    this.tooltip(Tooltip::text(EDIT_NOT_READY_TOOLTIP_LABEL))
 5499                                })
 5500                                .key_binding(
 5501                                    KeyBinding::for_action_in(&KeepAll, &focus_handle, cx)
 5502                                        .map(|kb| kb.size(rems_from_px(10.))),
 5503                                )
 5504                                .on_click(cx.listener(move |this, _, window, cx| {
 5505                                    this.keep_all(&KeepAll, window, cx);
 5506                                })),
 5507                        ),
 5508                )
 5509            })
 5510            .when(!use_keep_reject_buttons, |this| {
 5511                this.child(
 5512                    Button::new("review-changes", "Review Changes")
 5513                        .label_size(LabelSize::Small)
 5514                        .key_binding(
 5515                            KeyBinding::for_action_in(
 5516                                &git_ui::project_diff::Diff,
 5517                                &focus_handle,
 5518                                cx,
 5519                            )
 5520                            .map(|kb| kb.size(rems_from_px(10.))),
 5521                        )
 5522                        .on_click(cx.listener(move |_, _, window, cx| {
 5523                            window.dispatch_action(git_ui::project_diff::Diff.boxed_clone(), cx);
 5524                        })),
 5525                )
 5526            })
 5527    }
 5528
 5529    fn render_edited_files_buttons(
 5530        &self,
 5531        index: usize,
 5532        buffer: &Entity<Buffer>,
 5533        action_log: &Entity<ActionLog>,
 5534        telemetry: &ActionLogTelemetry,
 5535        pending_edits: bool,
 5536        use_keep_reject_buttons: bool,
 5537        editor_bg_color: Hsla,
 5538        cx: &Context<Self>,
 5539    ) -> impl IntoElement {
 5540        let container = h_flex()
 5541            .id("edited-buttons-container")
 5542            .visible_on_hover("edited-code")
 5543            .absolute()
 5544            .right_0()
 5545            .px_1()
 5546            .gap_1()
 5547            .bg(editor_bg_color)
 5548            .on_hover(cx.listener(move |this, is_hovered, _window, cx| {
 5549                if *is_hovered {
 5550                    this.hovered_edited_file_buttons = Some(index);
 5551                } else if this.hovered_edited_file_buttons == Some(index) {
 5552                    this.hovered_edited_file_buttons = None;
 5553                }
 5554                cx.notify();
 5555            }));
 5556
 5557        if use_keep_reject_buttons {
 5558            container
 5559                .child(
 5560                    Button::new(("review", index), "Review")
 5561                        .label_size(LabelSize::Small)
 5562                        .on_click({
 5563                            let buffer = buffer.clone();
 5564                            let workspace = self.workspace.clone();
 5565                            cx.listener(move |_, _, window, cx| {
 5566                                let Some(workspace) = workspace.upgrade() else {
 5567                                    return;
 5568                                };
 5569                                let Some(file) = buffer.read(cx).file() else {
 5570                                    return;
 5571                                };
 5572                                let project_path = project::ProjectPath {
 5573                                    worktree_id: file.worktree_id(cx),
 5574                                    path: file.path().clone(),
 5575                                };
 5576                                workspace.update(cx, |workspace, cx| {
 5577                                    git_ui::project_diff::ProjectDiff::deploy_at_project_path(
 5578                                        workspace,
 5579                                        project_path,
 5580                                        window,
 5581                                        cx,
 5582                                    );
 5583                                });
 5584                            })
 5585                        }),
 5586                )
 5587                .child(Divider::vertical().color(DividerColor::BorderVariant))
 5588                .child(
 5589                    Button::new(("reject-file", index), "Reject")
 5590                        .label_size(LabelSize::Small)
 5591                        .disabled(pending_edits)
 5592                        .on_click({
 5593                            let buffer = buffer.clone();
 5594                            let action_log = action_log.clone();
 5595                            let telemetry = telemetry.clone();
 5596                            move |_, _, cx| {
 5597                                action_log.update(cx, |action_log, cx| {
 5598                                    action_log
 5599                                        .reject_edits_in_ranges(
 5600                                            buffer.clone(),
 5601                                            vec![Anchor::min_max_range_for_buffer(
 5602                                                buffer.read(cx).remote_id(),
 5603                                            )],
 5604                                            Some(telemetry.clone()),
 5605                                            cx,
 5606                                        )
 5607                                        .detach_and_log_err(cx);
 5608                                })
 5609                            }
 5610                        }),
 5611                )
 5612                .child(
 5613                    Button::new(("keep-file", index), "Keep")
 5614                        .label_size(LabelSize::Small)
 5615                        .disabled(pending_edits)
 5616                        .on_click({
 5617                            let buffer = buffer.clone();
 5618                            let action_log = action_log.clone();
 5619                            let telemetry = telemetry.clone();
 5620                            move |_, _, cx| {
 5621                                action_log.update(cx, |action_log, cx| {
 5622                                    action_log.keep_edits_in_range(
 5623                                        buffer.clone(),
 5624                                        Anchor::min_max_range_for_buffer(
 5625                                            buffer.read(cx).remote_id(),
 5626                                        ),
 5627                                        Some(telemetry.clone()),
 5628                                        cx,
 5629                                    );
 5630                                })
 5631                            }
 5632                        }),
 5633                )
 5634                .into_any_element()
 5635        } else {
 5636            container
 5637                .child(
 5638                    Button::new(("review", index), "Review")
 5639                        .label_size(LabelSize::Small)
 5640                        .on_click({
 5641                            let buffer = buffer.clone();
 5642                            let workspace = self.workspace.clone();
 5643                            cx.listener(move |_, _, window, cx| {
 5644                                let Some(workspace) = workspace.upgrade() else {
 5645                                    return;
 5646                                };
 5647                                let Some(file) = buffer.read(cx).file() else {
 5648                                    return;
 5649                                };
 5650                                let project_path = project::ProjectPath {
 5651                                    worktree_id: file.worktree_id(cx),
 5652                                    path: file.path().clone(),
 5653                                };
 5654                                workspace.update(cx, |workspace, cx| {
 5655                                    git_ui::project_diff::ProjectDiff::deploy_at_project_path(
 5656                                        workspace,
 5657                                        project_path,
 5658                                        window,
 5659                                        cx,
 5660                                    );
 5661                                });
 5662                            })
 5663                        }),
 5664                )
 5665                .into_any_element()
 5666        }
 5667    }
 5668
 5669    fn render_edited_files(
 5670        &self,
 5671        action_log: &Entity<ActionLog>,
 5672        telemetry: ActionLogTelemetry,
 5673        changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>,
 5674        pending_edits: bool,
 5675        use_keep_reject_buttons: bool,
 5676        cx: &Context<Self>,
 5677    ) -> impl IntoElement {
 5678        let editor_bg_color = cx.theme().colors().editor_background;
 5679
 5680        // Sort edited files alphabetically for consistency with Git diff view
 5681        let mut sorted_buffers: Vec<_> = changed_buffers.iter().collect();
 5682        sorted_buffers.sort_by(|(buffer_a, _), (buffer_b, _)| {
 5683            let path_a = buffer_a.read(cx).file().map(|f| f.path().clone());
 5684            let path_b = buffer_b.read(cx).file().map(|f| f.path().clone());
 5685            path_a.cmp(&path_b)
 5686        });
 5687
 5688        v_flex()
 5689            .id("edited_files_list")
 5690            .max_h_40()
 5691            .overflow_y_scroll()
 5692            .children(
 5693                sorted_buffers
 5694                    .into_iter()
 5695                    .enumerate()
 5696                    .flat_map(|(index, (buffer, diff))| {
 5697                        let file = buffer.read(cx).file()?;
 5698                        let path = file.path();
 5699                        let path_style = file.path_style(cx);
 5700                        let separator = file.path_style(cx).primary_separator();
 5701
 5702                        let file_path = path.parent().and_then(|parent| {
 5703                            if parent.is_empty() {
 5704                                None
 5705                            } else {
 5706                                Some(
 5707                                    Label::new(format!(
 5708                                        "{}{separator}",
 5709                                        parent.display(path_style)
 5710                                    ))
 5711                                    .color(Color::Muted)
 5712                                    .size(LabelSize::XSmall)
 5713                                    .buffer_font(cx),
 5714                                )
 5715                            }
 5716                        });
 5717
 5718                        let file_name = path.file_name().map(|name| {
 5719                            Label::new(name.to_string())
 5720                                .size(LabelSize::XSmall)
 5721                                .buffer_font(cx)
 5722                                .ml_1()
 5723                        });
 5724
 5725                        let full_path = path.display(path_style).to_string();
 5726
 5727                        let file_icon = FileIcons::get_icon(path.as_std_path(), cx)
 5728                            .map(Icon::from_path)
 5729                            .map(|icon| icon.color(Color::Muted).size(IconSize::Small))
 5730                            .unwrap_or_else(|| {
 5731                                Icon::new(IconName::File)
 5732                                    .color(Color::Muted)
 5733                                    .size(IconSize::Small)
 5734                            });
 5735
 5736                        let file_stats = DiffStats::single_file(buffer.read(cx), diff.read(cx), cx);
 5737
 5738                        let buttons = self.render_edited_files_buttons(
 5739                            index,
 5740                            buffer,
 5741                            action_log,
 5742                            &telemetry,
 5743                            pending_edits,
 5744                            use_keep_reject_buttons,
 5745                            editor_bg_color,
 5746                            cx,
 5747                        );
 5748
 5749                        let element = h_flex()
 5750                            .group("edited-code")
 5751                            .id(("file-container", index))
 5752                            .relative()
 5753                            .min_w_0()
 5754                            .p_1p5()
 5755                            .gap_2()
 5756                            .justify_between()
 5757                            .bg(editor_bg_color)
 5758                            .when(index < changed_buffers.len() - 1, |parent| {
 5759                                parent.border_color(cx.theme().colors().border).border_b_1()
 5760                            })
 5761                            .child(
 5762                                h_flex()
 5763                                    .id(("file-name-path", index))
 5764                                    .cursor_pointer()
 5765                                    .pr_0p5()
 5766                                    .gap_0p5()
 5767                                    .rounded_xs()
 5768                                    .child(file_icon)
 5769                                    .children(file_name)
 5770                                    .children(file_path)
 5771                                    .child(
 5772                                        DiffStat::new(
 5773                                            "file",
 5774                                            file_stats.lines_added as usize,
 5775                                            file_stats.lines_removed as usize,
 5776                                        )
 5777                                        .label_size(LabelSize::XSmall),
 5778                                    )
 5779                                    .when(
 5780                                        self.hovered_edited_file_buttons != Some(index),
 5781                                        |this| {
 5782                                            let full_path = full_path.clone();
 5783                                            this.hover(|s| s.bg(cx.theme().colors().element_hover))
 5784                                                .tooltip(move |_, cx| {
 5785                                                    Tooltip::with_meta(
 5786                                                        "Go to File",
 5787                                                        None,
 5788                                                        full_path.clone(),
 5789                                                        cx,
 5790                                                    )
 5791                                                })
 5792                                                .on_click({
 5793                                                    let buffer = buffer.clone();
 5794                                                    cx.listener(move |this, _, window, cx| {
 5795                                                        this.open_edited_buffer(
 5796                                                            &buffer, window, cx,
 5797                                                        );
 5798                                                    })
 5799                                                })
 5800                                        },
 5801                                    ),
 5802                            )
 5803                            .child(buttons);
 5804
 5805                        Some(element)
 5806                    }),
 5807            )
 5808            .into_any_element()
 5809    }
 5810
 5811    fn render_message_queue_summary(
 5812        &self,
 5813        _window: &mut Window,
 5814        cx: &Context<Self>,
 5815    ) -> impl IntoElement {
 5816        let queue_count = self
 5817            .as_native_thread(cx)
 5818            .map_or(0, |t| t.read(cx).queued_messages().len());
 5819        let title: SharedString = if queue_count == 1 {
 5820            "1 Queued Message".into()
 5821        } else {
 5822            format!("{} Queued Messages", queue_count).into()
 5823        };
 5824
 5825        h_flex()
 5826            .p_1()
 5827            .w_full()
 5828            .gap_1()
 5829            .justify_between()
 5830            .when(self.queue_expanded, |this| {
 5831                this.border_b_1().border_color(cx.theme().colors().border)
 5832            })
 5833            .child(
 5834                h_flex()
 5835                    .id("queue_summary")
 5836                    .gap_1()
 5837                    .child(Disclosure::new("queue_disclosure", self.queue_expanded))
 5838                    .child(Label::new(title).size(LabelSize::Small).color(Color::Muted))
 5839                    .on_click(cx.listener(|this, _, _, cx| {
 5840                        this.queue_expanded = !this.queue_expanded;
 5841                        cx.notify();
 5842                    })),
 5843            )
 5844            .child(
 5845                Button::new("clear_queue", "Clear All")
 5846                    .label_size(LabelSize::Small)
 5847                    .key_binding(KeyBinding::for_action(&ClearMessageQueue, cx))
 5848                    .on_click(cx.listener(|this, _, _, cx| {
 5849                        if let Some(thread) = this.as_native_thread(cx) {
 5850                            thread.update(cx, |thread, _| thread.clear_queued_messages());
 5851                        }
 5852                        this.can_fast_track_queue = false;
 5853                        cx.notify();
 5854                    })),
 5855            )
 5856    }
 5857
 5858    fn render_message_queue_entries(
 5859        &self,
 5860        _window: &mut Window,
 5861        cx: &Context<Self>,
 5862    ) -> impl IntoElement {
 5863        let message_editor = self.message_editor.read(cx);
 5864        let focus_handle = message_editor.focus_handle(cx);
 5865
 5866        let queue_len = self.queued_message_editors.len();
 5867        let can_fast_track = self.can_fast_track_queue && queue_len > 0;
 5868
 5869        v_flex()
 5870            .id("message_queue_list")
 5871            .max_h_40()
 5872            .overflow_y_scroll()
 5873            .children(
 5874                self.queued_message_editors
 5875                    .iter()
 5876                    .enumerate()
 5877                    .map(|(index, editor)| {
 5878                        let is_next = index == 0;
 5879                        let (icon_color, tooltip_text) = if is_next {
 5880                            (Color::Accent, "Next in Queue")
 5881                        } else {
 5882                            (Color::Muted, "In Queue")
 5883                        };
 5884
 5885                        let editor_focused = editor.focus_handle(cx).is_focused(_window);
 5886                        let keybinding_size = rems_from_px(12.);
 5887
 5888                        h_flex()
 5889                            .group("queue_entry")
 5890                            .w_full()
 5891                            .p_1p5()
 5892                            .gap_1()
 5893                            .bg(cx.theme().colors().editor_background)
 5894                            .when(index < queue_len - 1, |this| {
 5895                                this.border_b_1()
 5896                                    .border_color(cx.theme().colors().border_variant)
 5897                            })
 5898                            .child(
 5899                                div()
 5900                                    .id("next_in_queue")
 5901                                    .child(
 5902                                        Icon::new(IconName::Circle)
 5903                                            .size(IconSize::Small)
 5904                                            .color(icon_color),
 5905                                    )
 5906                                    .tooltip(Tooltip::text(tooltip_text)),
 5907                            )
 5908                            .child(editor.clone())
 5909                            .child(if editor_focused {
 5910                                h_flex()
 5911                                    .gap_1()
 5912                                    .min_w_40()
 5913                                    .child(
 5914                                        IconButton::new(("cancel_edit", index), IconName::Close)
 5915                                            .icon_size(IconSize::Small)
 5916                                            .icon_color(Color::Error)
 5917                                            .tooltip({
 5918                                                let focus_handle = editor.focus_handle(cx);
 5919                                                move |_window, cx| {
 5920                                                    Tooltip::for_action_in(
 5921                                                        "Cancel Edit",
 5922                                                        &editor::actions::Cancel,
 5923                                                        &focus_handle,
 5924                                                        cx,
 5925                                                    )
 5926                                                }
 5927                                            })
 5928                                            .on_click({
 5929                                                let main_editor = self.message_editor.clone();
 5930                                                cx.listener(move |_, _, window, cx| {
 5931                                                    window.focus(&main_editor.focus_handle(cx), cx);
 5932                                                })
 5933                                            }),
 5934                                    )
 5935                                    .child(
 5936                                        IconButton::new(("save_edit", index), IconName::Check)
 5937                                            .icon_size(IconSize::Small)
 5938                                            .icon_color(Color::Success)
 5939                                            .tooltip({
 5940                                                let focus_handle = editor.focus_handle(cx);
 5941                                                move |_window, cx| {
 5942                                                    Tooltip::for_action_in(
 5943                                                        "Save Edit",
 5944                                                        &Chat,
 5945                                                        &focus_handle,
 5946                                                        cx,
 5947                                                    )
 5948                                                }
 5949                                            })
 5950                                            .on_click({
 5951                                                let main_editor = self.message_editor.clone();
 5952                                                cx.listener(move |_, _, window, cx| {
 5953                                                    window.focus(&main_editor.focus_handle(cx), cx);
 5954                                                })
 5955                                            }),
 5956                                    )
 5957                                    .child(
 5958                                        Button::new(("send_now_focused", index), "Send Now")
 5959                                            .label_size(LabelSize::Small)
 5960                                            .style(ButtonStyle::Outlined)
 5961                                            .key_binding(
 5962                                                KeyBinding::for_action_in(
 5963                                                    &SendImmediately,
 5964                                                    &editor.focus_handle(cx),
 5965                                                    cx,
 5966                                                )
 5967                                                .map(|kb| kb.size(keybinding_size)),
 5968                                            )
 5969                                            .on_click(cx.listener(move |this, _, window, cx| {
 5970                                                this.send_queued_message_at_index(
 5971                                                    index, true, window, cx,
 5972                                                );
 5973                                            })),
 5974                                    )
 5975                            } else {
 5976                                h_flex()
 5977                                    .gap_1()
 5978                                    .when(!is_next, |this| this.visible_on_hover("queue_entry"))
 5979                                    .child(
 5980                                        IconButton::new(("edit", index), IconName::Pencil)
 5981                                            .icon_size(IconSize::Small)
 5982                                            .tooltip({
 5983                                                let focus_handle = focus_handle.clone();
 5984                                                move |_window, cx| {
 5985                                                    if is_next {
 5986                                                        Tooltip::for_action_in(
 5987                                                            "Edit",
 5988                                                            &EditFirstQueuedMessage,
 5989                                                            &focus_handle,
 5990                                                            cx,
 5991                                                        )
 5992                                                    } else {
 5993                                                        Tooltip::simple("Edit", cx)
 5994                                                    }
 5995                                                }
 5996                                            })
 5997                                            .on_click({
 5998                                                let editor = editor.clone();
 5999                                                cx.listener(move |_, _, window, cx| {
 6000                                                    window.focus(&editor.focus_handle(cx), cx);
 6001                                                })
 6002                                            }),
 6003                                    )
 6004                                    .child(
 6005                                        IconButton::new(("delete", index), IconName::Trash)
 6006                                            .icon_size(IconSize::Small)
 6007                                            .tooltip({
 6008                                                let focus_handle = focus_handle.clone();
 6009                                                move |_window, cx| {
 6010                                                    if is_next {
 6011                                                        Tooltip::for_action_in(
 6012                                                            "Remove Message from Queue",
 6013                                                            &RemoveFirstQueuedMessage,
 6014                                                            &focus_handle,
 6015                                                            cx,
 6016                                                        )
 6017                                                    } else {
 6018                                                        Tooltip::simple(
 6019                                                            "Remove Message from Queue",
 6020                                                            cx,
 6021                                                        )
 6022                                                    }
 6023                                                }
 6024                                            })
 6025                                            .on_click(cx.listener(move |this, _, _, cx| {
 6026                                                if let Some(thread) = this.as_native_thread(cx) {
 6027                                                    thread.update(cx, |thread, _| {
 6028                                                        thread.remove_queued_message(index);
 6029                                                    });
 6030                                                }
 6031                                                cx.notify();
 6032                                            })),
 6033                                    )
 6034                                    .child(
 6035                                        Button::new(("send_now", index), "Send Now")
 6036                                            .label_size(LabelSize::Small)
 6037                                            .when(is_next && message_editor.is_empty(cx), |this| {
 6038                                                let action: Box<dyn gpui::Action> =
 6039                                                    if can_fast_track {
 6040                                                        Box::new(Chat)
 6041                                                    } else {
 6042                                                        Box::new(SendNextQueuedMessage)
 6043                                                    };
 6044
 6045                                                this.style(ButtonStyle::Outlined).key_binding(
 6046                                                    KeyBinding::for_action_in(
 6047                                                        action.as_ref(),
 6048                                                        &focus_handle.clone(),
 6049                                                        cx,
 6050                                                    )
 6051                                                    .map(|kb| kb.size(keybinding_size)),
 6052                                                )
 6053                                            })
 6054                                            .when(is_next && !message_editor.is_empty(cx), |this| {
 6055                                                this.style(ButtonStyle::Outlined)
 6056                                            })
 6057                                            .on_click(cx.listener(move |this, _, window, cx| {
 6058                                                this.send_queued_message_at_index(
 6059                                                    index, true, window, cx,
 6060                                                );
 6061                                            })),
 6062                                    )
 6063                            })
 6064                    }),
 6065            )
 6066            .into_any_element()
 6067    }
 6068
 6069    fn render_message_editor(&mut self, window: &mut Window, cx: &mut Context<Self>) -> AnyElement {
 6070        let focus_handle = self.message_editor.focus_handle(cx);
 6071        let editor_bg_color = cx.theme().colors().editor_background;
 6072        let (expand_icon, expand_tooltip) = if self.editor_expanded {
 6073            (IconName::Minimize, "Minimize Message Editor")
 6074        } else {
 6075            (IconName::Maximize, "Expand Message Editor")
 6076        };
 6077
 6078        let backdrop = div()
 6079            .size_full()
 6080            .absolute()
 6081            .inset_0()
 6082            .bg(cx.theme().colors().panel_background)
 6083            .opacity(0.8)
 6084            .block_mouse_except_scroll();
 6085
 6086        let enable_editor = match self.thread_state {
 6087            ThreadState::Ready { .. } => true,
 6088            ThreadState::Loading { .. }
 6089            | ThreadState::Unauthenticated { .. }
 6090            | ThreadState::LoadError(..) => false,
 6091        };
 6092
 6093        v_flex()
 6094            .on_action(cx.listener(Self::expand_message_editor))
 6095            .p_2()
 6096            .gap_2()
 6097            .border_t_1()
 6098            .border_color(cx.theme().colors().border)
 6099            .bg(editor_bg_color)
 6100            .when(self.editor_expanded, |this| {
 6101                this.h(vh(0.8, window)).size_full().justify_between()
 6102            })
 6103            .child(
 6104                v_flex()
 6105                    .relative()
 6106                    .size_full()
 6107                    .pt_1()
 6108                    .pr_2p5()
 6109                    .child(self.message_editor.clone())
 6110                    .child(
 6111                        h_flex()
 6112                            .absolute()
 6113                            .top_0()
 6114                            .right_0()
 6115                            .opacity(0.5)
 6116                            .hover(|this| this.opacity(1.0))
 6117                            .child(
 6118                                IconButton::new("toggle-height", expand_icon)
 6119                                    .icon_size(IconSize::Small)
 6120                                    .icon_color(Color::Muted)
 6121                                    .tooltip({
 6122                                        move |_window, cx| {
 6123                                            Tooltip::for_action_in(
 6124                                                expand_tooltip,
 6125                                                &ExpandMessageEditor,
 6126                                                &focus_handle,
 6127                                                cx,
 6128                                            )
 6129                                        }
 6130                                    })
 6131                                    .on_click(cx.listener(|this, _, window, cx| {
 6132                                        this.expand_message_editor(
 6133                                            &ExpandMessageEditor,
 6134                                            window,
 6135                                            cx,
 6136                                        );
 6137                                    })),
 6138                            ),
 6139                    ),
 6140            )
 6141            .child(
 6142                h_flex()
 6143                    .flex_none()
 6144                    .flex_wrap()
 6145                    .justify_between()
 6146                    .child(
 6147                        h_flex()
 6148                            .gap_0p5()
 6149                            .child(self.render_add_context_button(cx))
 6150                            .child(self.render_follow_toggle(cx)),
 6151                    )
 6152                    .child(
 6153                        h_flex()
 6154                            .gap_1()
 6155                            .children(self.render_token_usage(cx))
 6156                            .children(self.profile_selector.clone())
 6157                            // Either config_options_view OR (mode_selector + model_selector)
 6158                            .children(self.config_options_view.clone())
 6159                            .when(self.config_options_view.is_none(), |this| {
 6160                                this.children(self.mode_selector().cloned())
 6161                                    .children(self.model_selector.clone())
 6162                            })
 6163                            .child(self.render_send_button(cx)),
 6164                    ),
 6165            )
 6166            .when(!enable_editor, |this| this.child(backdrop))
 6167            .into_any()
 6168    }
 6169
 6170    pub(crate) fn as_native_connection(
 6171        &self,
 6172        cx: &App,
 6173    ) -> Option<Rc<agent::NativeAgentConnection>> {
 6174        let acp_thread = self.thread()?.read(cx);
 6175        acp_thread.connection().clone().downcast()
 6176    }
 6177
 6178    pub(crate) fn as_native_thread(&self, cx: &App) -> Option<Entity<agent::Thread>> {
 6179        let acp_thread = self.thread()?.read(cx);
 6180        self.as_native_connection(cx)?
 6181            .thread(acp_thread.session_id(), cx)
 6182    }
 6183
 6184    fn save_queued_message_at_index(&mut self, index: usize, cx: &mut Context<Self>) {
 6185        let Some(editor) = self.queued_message_editors.get(index) else {
 6186            return;
 6187        };
 6188
 6189        let Some(_native_thread) = self.as_native_thread(cx) else {
 6190            return;
 6191        };
 6192
 6193        let contents_task = editor.update(cx, |editor, cx| editor.contents(false, cx));
 6194
 6195        cx.spawn(async move |this, cx| {
 6196            let Ok((content, tracked_buffers)) = contents_task.await else {
 6197                return Ok::<(), anyhow::Error>(());
 6198            };
 6199
 6200            this.update(cx, |this, cx| {
 6201                if let Some(native_thread) = this.as_native_thread(cx) {
 6202                    native_thread.update(cx, |thread, _| {
 6203                        thread.update_queued_message(index, content, tracked_buffers);
 6204                    });
 6205                }
 6206                cx.notify();
 6207            })?;
 6208
 6209            Ok(())
 6210        })
 6211        .detach_and_log_err(cx);
 6212    }
 6213
 6214    fn sync_queued_message_editors(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 6215        let Some(native_thread) = self.as_native_thread(cx) else {
 6216            self.queued_message_editors.clear();
 6217            self.queued_message_editor_subscriptions.clear();
 6218            self.last_synced_queue_length = 0;
 6219            return;
 6220        };
 6221
 6222        let thread = native_thread.read(cx);
 6223        let needed_count = thread.queued_messages().len();
 6224        let current_count = self.queued_message_editors.len();
 6225
 6226        if current_count == needed_count && needed_count == self.last_synced_queue_length {
 6227            return;
 6228        }
 6229
 6230        let queued_messages: Vec<_> = thread
 6231            .queued_messages()
 6232            .iter()
 6233            .map(|q| q.content.clone())
 6234            .collect();
 6235
 6236        if current_count > needed_count {
 6237            self.queued_message_editors.truncate(needed_count);
 6238            self.queued_message_editor_subscriptions
 6239                .truncate(needed_count);
 6240
 6241            for (index, editor) in self.queued_message_editors.iter().enumerate() {
 6242                if let Some(content) = queued_messages.get(index) {
 6243                    editor.update(cx, |editor, cx| {
 6244                        editor.set_message(content.clone(), window, cx);
 6245                    });
 6246                }
 6247            }
 6248        }
 6249
 6250        while self.queued_message_editors.len() < needed_count {
 6251            let agent_name = self.agent.name();
 6252            let index = self.queued_message_editors.len();
 6253            let content = queued_messages.get(index).cloned().unwrap_or_default();
 6254
 6255            let editor = cx.new(|cx| {
 6256                let mut editor = MessageEditor::new(
 6257                    self.workspace.clone(),
 6258                    self.project.downgrade(),
 6259                    None,
 6260                    self.history.downgrade(),
 6261                    None,
 6262                    self.prompt_capabilities.clone(),
 6263                    self.available_commands.clone(),
 6264                    agent_name.clone(),
 6265                    "",
 6266                    EditorMode::AutoHeight {
 6267                        min_lines: 1,
 6268                        max_lines: Some(10),
 6269                    },
 6270                    window,
 6271                    cx,
 6272                );
 6273                editor.set_message(content, window, cx);
 6274                editor
 6275            });
 6276
 6277            let main_editor = self.message_editor.clone();
 6278            let subscription = cx.subscribe_in(
 6279                &editor,
 6280                window,
 6281                move |this, _editor, event, window, cx| match event {
 6282                    MessageEditorEvent::LostFocus => {
 6283                        this.save_queued_message_at_index(index, cx);
 6284                    }
 6285                    MessageEditorEvent::Cancel => {
 6286                        window.focus(&main_editor.focus_handle(cx), cx);
 6287                    }
 6288                    MessageEditorEvent::Send => {
 6289                        window.focus(&main_editor.focus_handle(cx), cx);
 6290                    }
 6291                    MessageEditorEvent::SendImmediately => {
 6292                        this.send_queued_message_at_index(index, true, window, cx);
 6293                    }
 6294                    _ => {}
 6295                },
 6296            );
 6297
 6298            self.queued_message_editors.push(editor);
 6299            self.queued_message_editor_subscriptions.push(subscription);
 6300        }
 6301
 6302        self.last_synced_queue_length = needed_count;
 6303    }
 6304
 6305    fn is_imported_thread(&self, cx: &App) -> bool {
 6306        let Some(thread) = self.as_native_thread(cx) else {
 6307            return false;
 6308        };
 6309        thread.read(cx).is_imported()
 6310    }
 6311
 6312    fn supports_split_token_display(&self, cx: &App) -> bool {
 6313        self.as_native_thread(cx)
 6314            .and_then(|thread| thread.read(cx).model())
 6315            .is_some_and(|model| model.supports_split_token_display())
 6316    }
 6317
 6318    fn render_token_usage(&self, cx: &mut Context<Self>) -> Option<Div> {
 6319        let thread = self.thread()?.read(cx);
 6320        let usage = thread.token_usage()?;
 6321        let is_generating = thread.status() != ThreadStatus::Idle;
 6322        let show_split = self.supports_split_token_display(cx);
 6323
 6324        let separator_color = Color::Custom(cx.theme().colors().text_muted.opacity(0.5));
 6325        let token_label = |text: String, animation_id: &'static str| {
 6326            Label::new(text)
 6327                .size(LabelSize::Small)
 6328                .color(Color::Muted)
 6329                .map(|label| {
 6330                    if is_generating {
 6331                        label
 6332                            .with_animation(
 6333                                animation_id,
 6334                                Animation::new(Duration::from_secs(2))
 6335                                    .repeat()
 6336                                    .with_easing(pulsating_between(0.3, 0.8)),
 6337                                |label, delta| label.alpha(delta),
 6338                            )
 6339                            .into_any()
 6340                    } else {
 6341                        label.into_any_element()
 6342                    }
 6343                })
 6344        };
 6345
 6346        if show_split {
 6347            let max_output_tokens = self
 6348                .as_native_thread(cx)
 6349                .and_then(|thread| thread.read(cx).model())
 6350                .and_then(|model| model.max_output_tokens())
 6351                .unwrap_or(0);
 6352
 6353            let input = crate::text_thread_editor::humanize_token_count(usage.input_tokens);
 6354            let input_max = crate::text_thread_editor::humanize_token_count(
 6355                usage.max_tokens.saturating_sub(max_output_tokens),
 6356            );
 6357            let output = crate::text_thread_editor::humanize_token_count(usage.output_tokens);
 6358            let output_max = crate::text_thread_editor::humanize_token_count(max_output_tokens);
 6359
 6360            Some(
 6361                h_flex()
 6362                    .flex_shrink_0()
 6363                    .gap_1()
 6364                    .mr_1p5()
 6365                    .child(
 6366                        h_flex()
 6367                            .gap_0p5()
 6368                            .child(
 6369                                Icon::new(IconName::ArrowUp)
 6370                                    .size(IconSize::XSmall)
 6371                                    .color(Color::Muted),
 6372                            )
 6373                            .child(token_label(input, "input-tokens-label"))
 6374                            .child(
 6375                                Label::new("/")
 6376                                    .size(LabelSize::Small)
 6377                                    .color(separator_color),
 6378                            )
 6379                            .child(
 6380                                Label::new(input_max)
 6381                                    .size(LabelSize::Small)
 6382                                    .color(Color::Muted),
 6383                            ),
 6384                    )
 6385                    .child(
 6386                        h_flex()
 6387                            .gap_0p5()
 6388                            .child(
 6389                                Icon::new(IconName::ArrowDown)
 6390                                    .size(IconSize::XSmall)
 6391                                    .color(Color::Muted),
 6392                            )
 6393                            .child(token_label(output, "output-tokens-label"))
 6394                            .child(
 6395                                Label::new("/")
 6396                                    .size(LabelSize::Small)
 6397                                    .color(separator_color),
 6398                            )
 6399                            .child(
 6400                                Label::new(output_max)
 6401                                    .size(LabelSize::Small)
 6402                                    .color(Color::Muted),
 6403                            ),
 6404                    ),
 6405            )
 6406        } else {
 6407            let used = crate::text_thread_editor::humanize_token_count(usage.used_tokens);
 6408            let max = crate::text_thread_editor::humanize_token_count(usage.max_tokens);
 6409
 6410            Some(
 6411                h_flex()
 6412                    .flex_shrink_0()
 6413                    .gap_0p5()
 6414                    .mr_1p5()
 6415                    .child(token_label(used, "used-tokens-label"))
 6416                    .child(
 6417                        Label::new("/")
 6418                            .size(LabelSize::Small)
 6419                            .color(separator_color),
 6420                    )
 6421                    .child(Label::new(max).size(LabelSize::Small).color(Color::Muted)),
 6422            )
 6423        }
 6424    }
 6425
 6426    fn keep_all(&mut self, _: &KeepAll, _window: &mut Window, cx: &mut Context<Self>) {
 6427        let Some(thread) = self.thread() else {
 6428            return;
 6429        };
 6430        let telemetry = ActionLogTelemetry::from(thread.read(cx));
 6431        let action_log = thread.read(cx).action_log().clone();
 6432        action_log.update(cx, |action_log, cx| {
 6433            action_log.keep_all_edits(Some(telemetry), cx)
 6434        });
 6435    }
 6436
 6437    fn reject_all(&mut self, _: &RejectAll, _window: &mut Window, cx: &mut Context<Self>) {
 6438        let Some(thread) = self.thread() else {
 6439            return;
 6440        };
 6441        let telemetry = ActionLogTelemetry::from(thread.read(cx));
 6442        let action_log = thread.read(cx).action_log().clone();
 6443        action_log
 6444            .update(cx, |action_log, cx| {
 6445                action_log.reject_all_edits(Some(telemetry), cx)
 6446            })
 6447            .detach();
 6448    }
 6449
 6450    fn allow_always(&mut self, _: &AllowAlways, window: &mut Window, cx: &mut Context<Self>) {
 6451        self.authorize_pending_tool_call(acp::PermissionOptionKind::AllowAlways, window, cx);
 6452    }
 6453
 6454    fn allow_once(&mut self, _: &AllowOnce, window: &mut Window, cx: &mut Context<Self>) {
 6455        self.authorize_pending_with_granularity(true, window, cx);
 6456    }
 6457
 6458    fn reject_once(&mut self, _: &RejectOnce, window: &mut Window, cx: &mut Context<Self>) {
 6459        self.authorize_pending_with_granularity(false, window, cx);
 6460    }
 6461
 6462    fn authorize_pending_with_granularity(
 6463        &mut self,
 6464        is_allow: bool,
 6465        window: &mut Window,
 6466        cx: &mut Context<Self>,
 6467    ) -> Option<()> {
 6468        let thread = self.thread()?.read(cx);
 6469        let tool_call = thread.first_tool_awaiting_confirmation()?;
 6470        let ToolCallStatus::WaitingForConfirmation { options, .. } = &tool_call.status else {
 6471            return None;
 6472        };
 6473        let tool_call_id = tool_call.id.clone();
 6474
 6475        let PermissionOptions::Dropdown(choices) = options else {
 6476            let kind = if is_allow {
 6477                acp::PermissionOptionKind::AllowOnce
 6478            } else {
 6479                acp::PermissionOptionKind::RejectOnce
 6480            };
 6481            return self.authorize_pending_tool_call(kind, window, cx);
 6482        };
 6483
 6484        // Get selected index, defaulting to last option ("Only this time")
 6485        let selected_index = self
 6486            .selected_permission_granularity
 6487            .get(&tool_call_id)
 6488            .copied()
 6489            .unwrap_or_else(|| choices.len().saturating_sub(1));
 6490
 6491        let selected_choice = choices.get(selected_index).or(choices.last())?;
 6492
 6493        let selected_option = if is_allow {
 6494            &selected_choice.allow
 6495        } else {
 6496            &selected_choice.deny
 6497        };
 6498
 6499        self.authorize_tool_call(
 6500            tool_call_id,
 6501            selected_option.option_id.clone(),
 6502            selected_option.kind,
 6503            window,
 6504            cx,
 6505        );
 6506
 6507        Some(())
 6508    }
 6509
 6510    fn open_permission_dropdown(
 6511        &mut self,
 6512        _: &crate::OpenPermissionDropdown,
 6513        window: &mut Window,
 6514        cx: &mut Context<Self>,
 6515    ) {
 6516        self.permission_dropdown_handle.toggle(window, cx);
 6517    }
 6518
 6519    fn handle_select_permission_granularity(
 6520        &mut self,
 6521        action: &SelectPermissionGranularity,
 6522        _window: &mut Window,
 6523        cx: &mut Context<Self>,
 6524    ) {
 6525        let tool_call_id = acp::ToolCallId::new(action.tool_call_id.clone());
 6526        self.selected_permission_granularity
 6527            .insert(tool_call_id, action.index);
 6528        cx.notify();
 6529    }
 6530
 6531    fn handle_authorize_tool_call(
 6532        &mut self,
 6533        action: &AuthorizeToolCall,
 6534        window: &mut Window,
 6535        cx: &mut Context<Self>,
 6536    ) {
 6537        let tool_call_id = acp::ToolCallId::new(action.tool_call_id.clone());
 6538        let option_id = acp::PermissionOptionId::new(action.option_id.clone());
 6539        let option_kind = match action.option_kind.as_str() {
 6540            "AllowOnce" => acp::PermissionOptionKind::AllowOnce,
 6541            "AllowAlways" => acp::PermissionOptionKind::AllowAlways,
 6542            "RejectOnce" => acp::PermissionOptionKind::RejectOnce,
 6543            "RejectAlways" => acp::PermissionOptionKind::RejectAlways,
 6544            _ => acp::PermissionOptionKind::AllowOnce,
 6545        };
 6546
 6547        self.authorize_tool_call(tool_call_id, option_id, option_kind, window, cx);
 6548    }
 6549
 6550    fn authorize_pending_tool_call(
 6551        &mut self,
 6552        kind: acp::PermissionOptionKind,
 6553        window: &mut Window,
 6554        cx: &mut Context<Self>,
 6555    ) -> Option<()> {
 6556        let thread = self.thread()?.read(cx);
 6557        let tool_call = thread.first_tool_awaiting_confirmation()?;
 6558        let ToolCallStatus::WaitingForConfirmation { options, .. } = &tool_call.status else {
 6559            return None;
 6560        };
 6561        let option = options.first_option_of_kind(kind)?;
 6562
 6563        self.authorize_tool_call(
 6564            tool_call.id.clone(),
 6565            option.option_id.clone(),
 6566            option.kind,
 6567            window,
 6568            cx,
 6569        );
 6570
 6571        Some(())
 6572    }
 6573
 6574    fn render_send_button(&self, cx: &mut Context<Self>) -> AnyElement {
 6575        let message_editor = self.message_editor.read(cx);
 6576        let is_editor_empty = message_editor.is_empty(cx);
 6577        let focus_handle = message_editor.focus_handle(cx);
 6578
 6579        let is_generating = self
 6580            .thread()
 6581            .is_some_and(|thread| thread.read(cx).status() != ThreadStatus::Idle);
 6582
 6583        if self.is_loading_contents {
 6584            div()
 6585                .id("loading-message-content")
 6586                .px_1()
 6587                .tooltip(Tooltip::text("Loading Added Context…"))
 6588                .child(loading_contents_spinner(IconSize::default()))
 6589                .into_any_element()
 6590        } else if is_generating && is_editor_empty {
 6591            IconButton::new("stop-generation", IconName::Stop)
 6592                .icon_color(Color::Error)
 6593                .style(ButtonStyle::Tinted(TintColor::Error))
 6594                .tooltip(move |_window, cx| {
 6595                    Tooltip::for_action("Stop Generation", &editor::actions::Cancel, cx)
 6596                })
 6597                .on_click(cx.listener(|this, _event, _, cx| this.cancel_generation(cx)))
 6598                .into_any_element()
 6599        } else {
 6600            IconButton::new("send-message", IconName::Send)
 6601                .style(ButtonStyle::Filled)
 6602                .map(|this| {
 6603                    if is_editor_empty && !is_generating {
 6604                        this.disabled(true).icon_color(Color::Muted)
 6605                    } else {
 6606                        this.icon_color(Color::Accent)
 6607                    }
 6608                })
 6609                .tooltip(move |_window, cx| {
 6610                    if is_editor_empty && !is_generating {
 6611                        Tooltip::for_action("Type to Send", &Chat, cx)
 6612                    } else if is_generating {
 6613                        let focus_handle = focus_handle.clone();
 6614
 6615                        Tooltip::element(move |_window, cx| {
 6616                            v_flex()
 6617                                .gap_1()
 6618                                .child(
 6619                                    h_flex()
 6620                                        .gap_2()
 6621                                        .justify_between()
 6622                                        .child(Label::new("Queue and Send"))
 6623                                        .child(KeyBinding::for_action_in(&Chat, &focus_handle, cx)),
 6624                                )
 6625                                .child(
 6626                                    h_flex()
 6627                                        .pt_1()
 6628                                        .gap_2()
 6629                                        .justify_between()
 6630                                        .border_t_1()
 6631                                        .border_color(cx.theme().colors().border_variant)
 6632                                        .child(Label::new("Send Immediately"))
 6633                                        .child(KeyBinding::for_action_in(
 6634                                            &SendImmediately,
 6635                                            &focus_handle,
 6636                                            cx,
 6637                                        )),
 6638                                )
 6639                                .into_any_element()
 6640                        })(_window, cx)
 6641                    } else {
 6642                        Tooltip::for_action("Send Message", &Chat, cx)
 6643                    }
 6644                })
 6645                .on_click(cx.listener(|this, _, window, cx| {
 6646                    this.send(window, cx);
 6647                }))
 6648                .into_any_element()
 6649        }
 6650    }
 6651
 6652    fn is_following(&self, cx: &App) -> bool {
 6653        match self.thread().map(|thread| thread.read(cx).status()) {
 6654            Some(ThreadStatus::Generating) => self
 6655                .workspace
 6656                .read_with(cx, |workspace, _| {
 6657                    workspace.is_being_followed(CollaboratorId::Agent)
 6658                })
 6659                .unwrap_or(false),
 6660            _ => self.should_be_following,
 6661        }
 6662    }
 6663
 6664    fn toggle_following(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 6665        let following = self.is_following(cx);
 6666
 6667        self.should_be_following = !following;
 6668        if self.thread().map(|thread| thread.read(cx).status()) == Some(ThreadStatus::Generating) {
 6669            self.workspace
 6670                .update(cx, |workspace, cx| {
 6671                    if following {
 6672                        workspace.unfollow(CollaboratorId::Agent, window, cx);
 6673                    } else {
 6674                        workspace.follow(CollaboratorId::Agent, window, cx);
 6675                    }
 6676                })
 6677                .ok();
 6678        }
 6679
 6680        telemetry::event!("Follow Agent Selected", following = !following);
 6681    }
 6682
 6683    fn render_follow_toggle(&self, cx: &mut Context<Self>) -> impl IntoElement {
 6684        let following = self.is_following(cx);
 6685
 6686        let tooltip_label = if following {
 6687            if self.agent.name() == "Zed Agent" {
 6688                format!("Stop Following the {}", self.agent.name())
 6689            } else {
 6690                format!("Stop Following {}", self.agent.name())
 6691            }
 6692        } else {
 6693            if self.agent.name() == "Zed Agent" {
 6694                format!("Follow the {}", self.agent.name())
 6695            } else {
 6696                format!("Follow {}", self.agent.name())
 6697            }
 6698        };
 6699
 6700        IconButton::new("follow-agent", IconName::Crosshair)
 6701            .icon_size(IconSize::Small)
 6702            .icon_color(Color::Muted)
 6703            .toggle_state(following)
 6704            .selected_icon_color(Some(Color::Custom(cx.theme().players().agent().cursor)))
 6705            .tooltip(move |_window, cx| {
 6706                if following {
 6707                    Tooltip::for_action(tooltip_label.clone(), &Follow, cx)
 6708                } else {
 6709                    Tooltip::with_meta(
 6710                        tooltip_label.clone(),
 6711                        Some(&Follow),
 6712                        "Track the agent's location as it reads and edits files.",
 6713                        cx,
 6714                    )
 6715                }
 6716            })
 6717            .on_click(cx.listener(move |this, _, window, cx| {
 6718                this.toggle_following(window, cx);
 6719            }))
 6720    }
 6721
 6722    fn render_add_context_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
 6723        let message_editor = self.message_editor.clone();
 6724        let menu_visible = message_editor.read(cx).is_completions_menu_visible(cx);
 6725
 6726        IconButton::new("add-context", IconName::AtSign)
 6727            .icon_size(IconSize::Small)
 6728            .icon_color(Color::Muted)
 6729            .when(!menu_visible, |this| {
 6730                this.tooltip(move |_window, cx| {
 6731                    Tooltip::with_meta("Add Context", None, "Or type @ to include context", cx)
 6732                })
 6733            })
 6734            .on_click(cx.listener(move |_this, _, window, cx| {
 6735                let message_editor_clone = message_editor.clone();
 6736
 6737                window.defer(cx, move |window, cx| {
 6738                    message_editor_clone.update(cx, |message_editor, cx| {
 6739                        message_editor.trigger_completion_menu(window, cx);
 6740                    });
 6741                });
 6742            }))
 6743    }
 6744
 6745    fn render_markdown(&self, markdown: Entity<Markdown>, style: MarkdownStyle) -> MarkdownElement {
 6746        let workspace = self.workspace.clone();
 6747        MarkdownElement::new(markdown, style).on_url_click(move |text, window, cx| {
 6748            Self::open_link(text, &workspace, window, cx);
 6749        })
 6750    }
 6751
 6752    fn open_link(
 6753        url: SharedString,
 6754        workspace: &WeakEntity<Workspace>,
 6755        window: &mut Window,
 6756        cx: &mut App,
 6757    ) {
 6758        let Some(workspace) = workspace.upgrade() else {
 6759            cx.open_url(&url);
 6760            return;
 6761        };
 6762
 6763        if let Some(mention) = MentionUri::parse(&url, workspace.read(cx).path_style(cx)).log_err()
 6764        {
 6765            workspace.update(cx, |workspace, cx| match mention {
 6766                MentionUri::File { abs_path } => {
 6767                    let project = workspace.project();
 6768                    let Some(path) =
 6769                        project.update(cx, |project, cx| project.find_project_path(abs_path, cx))
 6770                    else {
 6771                        return;
 6772                    };
 6773
 6774                    workspace
 6775                        .open_path(path, None, true, window, cx)
 6776                        .detach_and_log_err(cx);
 6777                }
 6778                MentionUri::PastedImage => {}
 6779                MentionUri::Directory { abs_path } => {
 6780                    let project = workspace.project();
 6781                    let Some(entry_id) = project.update(cx, |project, cx| {
 6782                        let path = project.find_project_path(abs_path, cx)?;
 6783                        project.entry_for_path(&path, cx).map(|entry| entry.id)
 6784                    }) else {
 6785                        return;
 6786                    };
 6787
 6788                    project.update(cx, |_, cx| {
 6789                        cx.emit(project::Event::RevealInProjectPanel(entry_id));
 6790                    });
 6791                }
 6792                MentionUri::Symbol {
 6793                    abs_path: path,
 6794                    line_range,
 6795                    ..
 6796                }
 6797                | MentionUri::Selection {
 6798                    abs_path: Some(path),
 6799                    line_range,
 6800                } => {
 6801                    let project = workspace.project();
 6802                    let Some(path) =
 6803                        project.update(cx, |project, cx| project.find_project_path(path, cx))
 6804                    else {
 6805                        return;
 6806                    };
 6807
 6808                    let item = workspace.open_path(path, None, true, window, cx);
 6809                    window
 6810                        .spawn(cx, async move |cx| {
 6811                            let Some(editor) = item.await?.downcast::<Editor>() else {
 6812                                return Ok(());
 6813                            };
 6814                            let range = Point::new(*line_range.start(), 0)
 6815                                ..Point::new(*line_range.start(), 0);
 6816                            editor
 6817                                .update_in(cx, |editor, window, cx| {
 6818                                    editor.change_selections(
 6819                                        SelectionEffects::scroll(Autoscroll::center()),
 6820                                        window,
 6821                                        cx,
 6822                                        |s| s.select_ranges(vec![range]),
 6823                                    );
 6824                                })
 6825                                .ok();
 6826                            anyhow::Ok(())
 6827                        })
 6828                        .detach_and_log_err(cx);
 6829                }
 6830                MentionUri::Selection { abs_path: None, .. } => {}
 6831                MentionUri::Thread { id, name } => {
 6832                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
 6833                        panel.update(cx, |panel, cx| {
 6834                            panel.open_thread(
 6835                                AgentSessionInfo {
 6836                                    session_id: id,
 6837                                    cwd: None,
 6838                                    title: Some(name.into()),
 6839                                    updated_at: None,
 6840                                    meta: None,
 6841                                },
 6842                                window,
 6843                                cx,
 6844                            )
 6845                        });
 6846                    }
 6847                }
 6848                MentionUri::TextThread { path, .. } => {
 6849                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
 6850                        panel.update(cx, |panel, cx| {
 6851                            panel
 6852                                .open_saved_text_thread(path.as_path().into(), window, cx)
 6853                                .detach_and_log_err(cx);
 6854                        });
 6855                    }
 6856                }
 6857                MentionUri::Rule { id, .. } => {
 6858                    let PromptId::User { uuid } = id else {
 6859                        return;
 6860                    };
 6861                    window.dispatch_action(
 6862                        Box::new(OpenRulesLibrary {
 6863                            prompt_to_select: Some(uuid.0),
 6864                        }),
 6865                        cx,
 6866                    )
 6867                }
 6868                MentionUri::Fetch { url } => {
 6869                    cx.open_url(url.as_str());
 6870                }
 6871                MentionUri::Diagnostics { .. } => {}
 6872            })
 6873        } else {
 6874            cx.open_url(&url);
 6875        }
 6876    }
 6877
 6878    fn open_tool_call_location(
 6879        &self,
 6880        entry_ix: usize,
 6881        location_ix: usize,
 6882        window: &mut Window,
 6883        cx: &mut Context<Self>,
 6884    ) -> Option<()> {
 6885        let (tool_call_location, agent_location) = self
 6886            .thread()?
 6887            .read(cx)
 6888            .entries()
 6889            .get(entry_ix)?
 6890            .location(location_ix)?;
 6891
 6892        let project_path = self
 6893            .project
 6894            .read(cx)
 6895            .find_project_path(&tool_call_location.path, cx)?;
 6896
 6897        let open_task = self
 6898            .workspace
 6899            .update(cx, |workspace, cx| {
 6900                workspace.open_path(project_path, None, true, window, cx)
 6901            })
 6902            .log_err()?;
 6903        window
 6904            .spawn(cx, async move |cx| {
 6905                let item = open_task.await?;
 6906
 6907                let Some(active_editor) = item.downcast::<Editor>() else {
 6908                    return anyhow::Ok(());
 6909                };
 6910
 6911                active_editor.update_in(cx, |editor, window, cx| {
 6912                    let multibuffer = editor.buffer().read(cx);
 6913                    let buffer = multibuffer.as_singleton();
 6914                    if agent_location.buffer.upgrade() == buffer {
 6915                        let excerpt_id = multibuffer.excerpt_ids().first().cloned();
 6916                        let anchor =
 6917                            editor::Anchor::in_buffer(excerpt_id.unwrap(), agent_location.position);
 6918                        editor.change_selections(Default::default(), window, cx, |selections| {
 6919                            selections.select_anchor_ranges([anchor..anchor]);
 6920                        })
 6921                    } else {
 6922                        let row = tool_call_location.line.unwrap_or_default();
 6923                        editor.change_selections(Default::default(), window, cx, |selections| {
 6924                            selections.select_ranges([Point::new(row, 0)..Point::new(row, 0)]);
 6925                        })
 6926                    }
 6927                })?;
 6928
 6929                anyhow::Ok(())
 6930            })
 6931            .detach_and_log_err(cx);
 6932
 6933        None
 6934    }
 6935
 6936    pub fn open_thread_as_markdown(
 6937        &self,
 6938        workspace: Entity<Workspace>,
 6939        window: &mut Window,
 6940        cx: &mut App,
 6941    ) -> Task<Result<()>> {
 6942        let markdown_language_task = workspace
 6943            .read(cx)
 6944            .app_state()
 6945            .languages
 6946            .language_for_name("Markdown");
 6947
 6948        let (thread_title, markdown) = if let Some(thread) = self.thread() {
 6949            let thread = thread.read(cx);
 6950            (thread.title().to_string(), thread.to_markdown(cx))
 6951        } else {
 6952            return Task::ready(Ok(()));
 6953        };
 6954
 6955        let project = workspace.read(cx).project().clone();
 6956        window.spawn(cx, async move |cx| {
 6957            let markdown_language = markdown_language_task.await?;
 6958
 6959            let buffer = project
 6960                .update(cx, |project, cx| {
 6961                    project.create_buffer(Some(markdown_language), false, cx)
 6962                })
 6963                .await?;
 6964
 6965            buffer.update(cx, |buffer, cx| {
 6966                buffer.set_text(markdown, cx);
 6967                buffer.set_capability(language::Capability::ReadWrite, cx);
 6968            });
 6969
 6970            workspace.update_in(cx, |workspace, window, cx| {
 6971                let buffer = cx
 6972                    .new(|cx| MultiBuffer::singleton(buffer, cx).with_title(thread_title.clone()));
 6973
 6974                workspace.add_item_to_active_pane(
 6975                    Box::new(cx.new(|cx| {
 6976                        let mut editor =
 6977                            Editor::for_multibuffer(buffer, Some(project.clone()), window, cx);
 6978                        editor.set_breadcrumb_header(thread_title);
 6979                        editor
 6980                    })),
 6981                    None,
 6982                    true,
 6983                    window,
 6984                    cx,
 6985                );
 6986            })?;
 6987            anyhow::Ok(())
 6988        })
 6989    }
 6990
 6991    fn scroll_to_top(&mut self, cx: &mut Context<Self>) {
 6992        self.list_state.scroll_to(ListOffset::default());
 6993        cx.notify();
 6994    }
 6995
 6996    fn scroll_to_most_recent_user_prompt(&mut self, cx: &mut Context<Self>) {
 6997        let Some(thread) = self.thread() else {
 6998            return;
 6999        };
 7000
 7001        let entries = thread.read(cx).entries();
 7002        if entries.is_empty() {
 7003            return;
 7004        }
 7005
 7006        // Find the most recent user message and scroll it to the top of the viewport.
 7007        // (Fallback: if no user message exists, scroll to the bottom.)
 7008        if let Some(ix) = entries
 7009            .iter()
 7010            .rposition(|entry| matches!(entry, AgentThreadEntry::UserMessage(_)))
 7011        {
 7012            self.list_state.scroll_to(ListOffset {
 7013                item_ix: ix,
 7014                offset_in_item: px(0.0),
 7015            });
 7016            cx.notify();
 7017        } else {
 7018            self.scroll_to_bottom(cx);
 7019        }
 7020    }
 7021
 7022    pub fn scroll_to_bottom(&mut self, cx: &mut Context<Self>) {
 7023        if let Some(thread) = self.thread() {
 7024            let entry_count = thread.read(cx).entries().len();
 7025            self.list_state.reset(entry_count);
 7026            cx.notify();
 7027        }
 7028    }
 7029
 7030    fn notify_with_sound(
 7031        &mut self,
 7032        caption: impl Into<SharedString>,
 7033        icon: IconName,
 7034        window: &mut Window,
 7035        cx: &mut Context<Self>,
 7036    ) {
 7037        self.play_notification_sound(window, cx);
 7038        self.show_notification(caption, icon, window, cx);
 7039    }
 7040
 7041    fn play_notification_sound(&self, window: &Window, cx: &mut App) {
 7042        let settings = AgentSettings::get_global(cx);
 7043        if settings.play_sound_when_agent_done && !window.is_window_active() {
 7044            Audio::play_sound(Sound::AgentDone, cx);
 7045        }
 7046    }
 7047
 7048    fn show_notification(
 7049        &mut self,
 7050        caption: impl Into<SharedString>,
 7051        icon: IconName,
 7052        window: &mut Window,
 7053        cx: &mut Context<Self>,
 7054    ) {
 7055        if !self.notifications.is_empty() {
 7056            return;
 7057        }
 7058
 7059        let settings = AgentSettings::get_global(cx);
 7060
 7061        let window_is_inactive = !window.is_window_active();
 7062        let panel_is_hidden = self
 7063            .workspace
 7064            .upgrade()
 7065            .map(|workspace| AgentPanel::is_hidden(&workspace, cx))
 7066            .unwrap_or(true);
 7067
 7068        let should_notify = window_is_inactive || panel_is_hidden;
 7069
 7070        if !should_notify {
 7071            return;
 7072        }
 7073
 7074        // TODO: Change this once we have title summarization for external agents.
 7075        let title = self.agent.name();
 7076
 7077        match settings.notify_when_agent_waiting {
 7078            NotifyWhenAgentWaiting::PrimaryScreen => {
 7079                if let Some(primary) = cx.primary_display() {
 7080                    self.pop_up(icon, caption.into(), title, window, primary, cx);
 7081                }
 7082            }
 7083            NotifyWhenAgentWaiting::AllScreens => {
 7084                let caption = caption.into();
 7085                for screen in cx.displays() {
 7086                    self.pop_up(icon, caption.clone(), title.clone(), window, screen, cx);
 7087                }
 7088            }
 7089            NotifyWhenAgentWaiting::Never => {
 7090                // Don't show anything
 7091            }
 7092        }
 7093    }
 7094
 7095    fn pop_up(
 7096        &mut self,
 7097        icon: IconName,
 7098        caption: SharedString,
 7099        title: SharedString,
 7100        window: &mut Window,
 7101        screen: Rc<dyn PlatformDisplay>,
 7102        cx: &mut Context<Self>,
 7103    ) {
 7104        let options = AgentNotification::window_options(screen, cx);
 7105
 7106        let project_name = self.workspace.upgrade().and_then(|workspace| {
 7107            workspace
 7108                .read(cx)
 7109                .project()
 7110                .read(cx)
 7111                .visible_worktrees(cx)
 7112                .next()
 7113                .map(|worktree| worktree.read(cx).root_name_str().to_string())
 7114        });
 7115
 7116        if let Some(screen_window) = cx
 7117            .open_window(options, |_window, cx| {
 7118                cx.new(|_cx| {
 7119                    AgentNotification::new(title.clone(), caption.clone(), icon, project_name)
 7120                })
 7121            })
 7122            .log_err()
 7123            && let Some(pop_up) = screen_window.entity(cx).log_err()
 7124        {
 7125            self.notification_subscriptions
 7126                .entry(screen_window)
 7127                .or_insert_with(Vec::new)
 7128                .push(cx.subscribe_in(&pop_up, window, {
 7129                    |this, _, event, window, cx| match event {
 7130                        AgentNotificationEvent::Accepted => {
 7131                            let handle = window.window_handle();
 7132                            cx.activate(true);
 7133
 7134                            let workspace_handle = this.workspace.clone();
 7135
 7136                            // If there are multiple Zed windows, activate the correct one.
 7137                            cx.defer(move |cx| {
 7138                                handle
 7139                                    .update(cx, |_view, window, _cx| {
 7140                                        window.activate_window();
 7141
 7142                                        if let Some(workspace) = workspace_handle.upgrade() {
 7143                                            workspace.update(_cx, |workspace, cx| {
 7144                                                workspace.focus_panel::<AgentPanel>(window, cx);
 7145                                            });
 7146                                        }
 7147                                    })
 7148                                    .log_err();
 7149                            });
 7150
 7151                            this.dismiss_notifications(cx);
 7152                        }
 7153                        AgentNotificationEvent::Dismissed => {
 7154                            this.dismiss_notifications(cx);
 7155                        }
 7156                    }
 7157                }));
 7158
 7159            self.notifications.push(screen_window);
 7160
 7161            // If the user manually refocuses the original window, dismiss the popup.
 7162            self.notification_subscriptions
 7163                .entry(screen_window)
 7164                .or_insert_with(Vec::new)
 7165                .push({
 7166                    let pop_up_weak = pop_up.downgrade();
 7167
 7168                    cx.observe_window_activation(window, move |_, window, cx| {
 7169                        if window.is_window_active()
 7170                            && let Some(pop_up) = pop_up_weak.upgrade()
 7171                        {
 7172                            pop_up.update(cx, |_, cx| {
 7173                                cx.emit(AgentNotificationEvent::Dismissed);
 7174                            });
 7175                        }
 7176                    })
 7177                });
 7178        }
 7179    }
 7180
 7181    fn dismiss_notifications(&mut self, cx: &mut Context<Self>) {
 7182        for window in self.notifications.drain(..) {
 7183            window
 7184                .update(cx, |_, window, _| {
 7185                    window.remove_window();
 7186                })
 7187                .ok();
 7188
 7189            self.notification_subscriptions.remove(&window);
 7190        }
 7191    }
 7192
 7193    fn render_generating(&self, confirmation: bool, cx: &App) -> impl IntoElement {
 7194        let show_stats = AgentSettings::get_global(cx).show_turn_stats;
 7195        let elapsed_label = show_stats
 7196            .then(|| {
 7197                self.turn_started_at.and_then(|started_at| {
 7198                    let elapsed = started_at.elapsed();
 7199                    (elapsed > STOPWATCH_THRESHOLD).then(|| duration_alt_display(elapsed))
 7200                })
 7201            })
 7202            .flatten();
 7203
 7204        let is_waiting = confirmation
 7205            || self
 7206                .thread()
 7207                .is_some_and(|thread| thread.read(cx).has_in_progress_tool_calls());
 7208
 7209        let turn_tokens_label = elapsed_label
 7210            .is_some()
 7211            .then(|| {
 7212                self.turn_tokens
 7213                    .filter(|&tokens| tokens > TOKEN_THRESHOLD)
 7214                    .map(|tokens| crate::text_thread_editor::humanize_token_count(tokens))
 7215            })
 7216            .flatten();
 7217
 7218        let arrow_icon = if is_waiting {
 7219            IconName::ArrowUp
 7220        } else {
 7221            IconName::ArrowDown
 7222        };
 7223
 7224        h_flex()
 7225            .id("generating-spinner")
 7226            .py_2()
 7227            .px(rems_from_px(22.))
 7228            .gap_2()
 7229            .map(|this| {
 7230                if confirmation {
 7231                    this.child(
 7232                        h_flex()
 7233                            .w_2()
 7234                            .child(SpinnerLabel::sand().size(LabelSize::Small)),
 7235                    )
 7236                    .child(
 7237                        div().min_w(rems(8.)).child(
 7238                            LoadingLabel::new("Waiting Confirmation")
 7239                                .size(LabelSize::Small)
 7240                                .color(Color::Muted),
 7241                        ),
 7242                    )
 7243                } else {
 7244                    this.child(SpinnerLabel::new().size(LabelSize::Small))
 7245                }
 7246            })
 7247            .when_some(elapsed_label, |this, elapsed| {
 7248                this.child(
 7249                    Label::new(elapsed)
 7250                        .size(LabelSize::Small)
 7251                        .color(Color::Muted),
 7252                )
 7253            })
 7254            .when_some(turn_tokens_label, |this, tokens| {
 7255                this.child(
 7256                    h_flex()
 7257                        .gap_0p5()
 7258                        .child(
 7259                            Icon::new(arrow_icon)
 7260                                .size(IconSize::XSmall)
 7261                                .color(Color::Muted),
 7262                        )
 7263                        .child(
 7264                            Label::new(format!("{} tokens", tokens))
 7265                                .size(LabelSize::Small)
 7266                                .color(Color::Muted),
 7267                        ),
 7268                )
 7269            })
 7270            .into_any_element()
 7271    }
 7272
 7273    fn render_thread_controls(
 7274        &self,
 7275        thread: &Entity<AcpThread>,
 7276        cx: &Context<Self>,
 7277    ) -> impl IntoElement {
 7278        let is_generating = matches!(thread.read(cx).status(), ThreadStatus::Generating);
 7279        if is_generating {
 7280            return self.render_generating(false, cx).into_any_element();
 7281        }
 7282
 7283        let open_as_markdown = IconButton::new("open-as-markdown", IconName::FileMarkdown)
 7284            .shape(ui::IconButtonShape::Square)
 7285            .icon_size(IconSize::Small)
 7286            .icon_color(Color::Ignored)
 7287            .tooltip(Tooltip::text("Open Thread as Markdown"))
 7288            .on_click(cx.listener(move |this, _, window, cx| {
 7289                if let Some(workspace) = this.workspace.upgrade() {
 7290                    this.open_thread_as_markdown(workspace, window, cx)
 7291                        .detach_and_log_err(cx);
 7292                }
 7293            }));
 7294
 7295        let scroll_to_recent_user_prompt =
 7296            IconButton::new("scroll_to_recent_user_prompt", IconName::ForwardArrow)
 7297                .shape(ui::IconButtonShape::Square)
 7298                .icon_size(IconSize::Small)
 7299                .icon_color(Color::Ignored)
 7300                .tooltip(Tooltip::text("Scroll To Most Recent User Prompt"))
 7301                .on_click(cx.listener(move |this, _, _, cx| {
 7302                    this.scroll_to_most_recent_user_prompt(cx);
 7303                }));
 7304
 7305        let scroll_to_top = IconButton::new("scroll_to_top", IconName::ArrowUp)
 7306            .shape(ui::IconButtonShape::Square)
 7307            .icon_size(IconSize::Small)
 7308            .icon_color(Color::Ignored)
 7309            .tooltip(Tooltip::text("Scroll To Top"))
 7310            .on_click(cx.listener(move |this, _, _, cx| {
 7311                this.scroll_to_top(cx);
 7312            }));
 7313
 7314        let show_stats = AgentSettings::get_global(cx).show_turn_stats;
 7315        let last_turn_clock = show_stats
 7316            .then(|| {
 7317                self.last_turn_duration
 7318                    .filter(|&duration| duration > STOPWATCH_THRESHOLD)
 7319                    .map(|duration| {
 7320                        Label::new(duration_alt_display(duration))
 7321                            .size(LabelSize::Small)
 7322                            .color(Color::Muted)
 7323                    })
 7324            })
 7325            .flatten();
 7326
 7327        let last_turn_tokens = last_turn_clock
 7328            .is_some()
 7329            .then(|| {
 7330                self.last_turn_tokens
 7331                    .filter(|&tokens| tokens > TOKEN_THRESHOLD)
 7332                    .map(|tokens| {
 7333                        Label::new(format!(
 7334                            "{} tokens",
 7335                            crate::text_thread_editor::humanize_token_count(tokens)
 7336                        ))
 7337                        .size(LabelSize::Small)
 7338                        .color(Color::Muted)
 7339                    })
 7340            })
 7341            .flatten();
 7342
 7343        let mut container = h_flex()
 7344            .w_full()
 7345            .py_2()
 7346            .px_5()
 7347            .gap_px()
 7348            .opacity(0.6)
 7349            .hover(|s| s.opacity(1.))
 7350            .justify_end()
 7351            .when(
 7352                last_turn_tokens.is_some() || last_turn_clock.is_some(),
 7353                |this| {
 7354                    this.child(
 7355                        h_flex()
 7356                            .gap_1()
 7357                            .px_1()
 7358                            .when_some(last_turn_tokens, |this, label| this.child(label))
 7359                            .when_some(last_turn_clock, |this, label| this.child(label)),
 7360                    )
 7361                },
 7362            );
 7363
 7364        if AgentSettings::get_global(cx).enable_feedback
 7365            && self
 7366                .thread()
 7367                .is_some_and(|thread| thread.read(cx).connection().telemetry().is_some())
 7368        {
 7369            let feedback = self.thread_feedback.feedback;
 7370
 7371            let tooltip_meta = || {
 7372                SharedString::new(
 7373                    "Rating the thread sends all of your current conversation to the Zed team.",
 7374                )
 7375            };
 7376
 7377            container = container
 7378                .child(
 7379                    IconButton::new("feedback-thumbs-up", IconName::ThumbsUp)
 7380                        .shape(ui::IconButtonShape::Square)
 7381                        .icon_size(IconSize::Small)
 7382                        .icon_color(match feedback {
 7383                            Some(ThreadFeedback::Positive) => Color::Accent,
 7384                            _ => Color::Ignored,
 7385                        })
 7386                        .tooltip(move |window, cx| match feedback {
 7387                            Some(ThreadFeedback::Positive) => {
 7388                                Tooltip::text("Thanks for your feedback!")(window, cx)
 7389                            }
 7390                            _ => Tooltip::with_meta("Helpful Response", None, tooltip_meta(), cx),
 7391                        })
 7392                        .on_click(cx.listener(move |this, _, window, cx| {
 7393                            this.handle_feedback_click(ThreadFeedback::Positive, window, cx);
 7394                        })),
 7395                )
 7396                .child(
 7397                    IconButton::new("feedback-thumbs-down", IconName::ThumbsDown)
 7398                        .shape(ui::IconButtonShape::Square)
 7399                        .icon_size(IconSize::Small)
 7400                        .icon_color(match feedback {
 7401                            Some(ThreadFeedback::Negative) => Color::Accent,
 7402                            _ => Color::Ignored,
 7403                        })
 7404                        .tooltip(move |window, cx| match feedback {
 7405                            Some(ThreadFeedback::Negative) => {
 7406                                Tooltip::text(
 7407                                    "We appreciate your feedback and will use it to improve in the future.",
 7408                                )(window, cx)
 7409                            }
 7410                            _ => {
 7411                                Tooltip::with_meta("Not Helpful Response", None, tooltip_meta(), cx)
 7412                            }
 7413                        })
 7414                        .on_click(cx.listener(move |this, _, window, cx| {
 7415                            this.handle_feedback_click(ThreadFeedback::Negative, window, cx);
 7416                        })),
 7417                );
 7418        }
 7419
 7420        if cx.has_flag::<AgentSharingFeatureFlag>()
 7421            && self.is_imported_thread(cx)
 7422            && self
 7423                .project
 7424                .read(cx)
 7425                .client()
 7426                .status()
 7427                .borrow()
 7428                .is_connected()
 7429        {
 7430            let sync_button = IconButton::new("sync-thread", IconName::ArrowCircle)
 7431                .shape(ui::IconButtonShape::Square)
 7432                .icon_size(IconSize::Small)
 7433                .icon_color(Color::Ignored)
 7434                .tooltip(Tooltip::text("Sync with source thread"))
 7435                .on_click(cx.listener(move |this, _, window, cx| {
 7436                    this.sync_thread(window, cx);
 7437                }));
 7438
 7439            container = container.child(sync_button);
 7440        }
 7441
 7442        if cx.has_flag::<AgentSharingFeatureFlag>() && !self.is_imported_thread(cx) {
 7443            let share_button = IconButton::new("share-thread", IconName::ArrowUpRight)
 7444                .shape(ui::IconButtonShape::Square)
 7445                .icon_size(IconSize::Small)
 7446                .icon_color(Color::Ignored)
 7447                .tooltip(Tooltip::text("Share Thread"))
 7448                .on_click(cx.listener(move |this, _, window, cx| {
 7449                    this.share_thread(window, cx);
 7450                }));
 7451
 7452            container = container.child(share_button);
 7453        }
 7454
 7455        container
 7456            .child(open_as_markdown)
 7457            .child(scroll_to_recent_user_prompt)
 7458            .child(scroll_to_top)
 7459            .into_any_element()
 7460    }
 7461
 7462    fn render_feedback_feedback_editor(editor: Entity<Editor>, cx: &Context<Self>) -> Div {
 7463        h_flex()
 7464            .key_context("AgentFeedbackMessageEditor")
 7465            .on_action(cx.listener(move |this, _: &menu::Cancel, _, cx| {
 7466                this.thread_feedback.dismiss_comments();
 7467                cx.notify();
 7468            }))
 7469            .on_action(cx.listener(move |this, _: &menu::Confirm, _window, cx| {
 7470                this.submit_feedback_message(cx);
 7471            }))
 7472            .p_2()
 7473            .mb_2()
 7474            .mx_5()
 7475            .gap_1()
 7476            .rounded_md()
 7477            .border_1()
 7478            .border_color(cx.theme().colors().border)
 7479            .bg(cx.theme().colors().editor_background)
 7480            .child(div().w_full().child(editor))
 7481            .child(
 7482                h_flex()
 7483                    .child(
 7484                        IconButton::new("dismiss-feedback-message", IconName::Close)
 7485                            .icon_color(Color::Error)
 7486                            .icon_size(IconSize::XSmall)
 7487                            .shape(ui::IconButtonShape::Square)
 7488                            .on_click(cx.listener(move |this, _, _window, cx| {
 7489                                this.thread_feedback.dismiss_comments();
 7490                                cx.notify();
 7491                            })),
 7492                    )
 7493                    .child(
 7494                        IconButton::new("submit-feedback-message", IconName::Return)
 7495                            .icon_size(IconSize::XSmall)
 7496                            .shape(ui::IconButtonShape::Square)
 7497                            .on_click(cx.listener(move |this, _, _window, cx| {
 7498                                this.submit_feedback_message(cx);
 7499                            })),
 7500                    ),
 7501            )
 7502    }
 7503
 7504    fn handle_feedback_click(
 7505        &mut self,
 7506        feedback: ThreadFeedback,
 7507        window: &mut Window,
 7508        cx: &mut Context<Self>,
 7509    ) {
 7510        let Some(thread) = self.thread().cloned() else {
 7511            return;
 7512        };
 7513
 7514        self.thread_feedback.submit(thread, feedback, window, cx);
 7515        cx.notify();
 7516    }
 7517
 7518    fn submit_feedback_message(&mut self, cx: &mut Context<Self>) {
 7519        let Some(thread) = self.thread().cloned() else {
 7520            return;
 7521        };
 7522
 7523        self.thread_feedback.submit_comments(thread, cx);
 7524        cx.notify();
 7525    }
 7526
 7527    fn render_token_limit_callout(&self, cx: &mut Context<Self>) -> Option<Callout> {
 7528        if self.token_limit_callout_dismissed {
 7529            return None;
 7530        }
 7531
 7532        let token_usage = self.thread()?.read(cx).token_usage()?;
 7533        let ratio = token_usage.ratio();
 7534
 7535        let (severity, icon, title) = match ratio {
 7536            acp_thread::TokenUsageRatio::Normal => return None,
 7537            acp_thread::TokenUsageRatio::Warning => (
 7538                Severity::Warning,
 7539                IconName::Warning,
 7540                "Thread reaching the token limit soon",
 7541            ),
 7542            acp_thread::TokenUsageRatio::Exceeded => (
 7543                Severity::Error,
 7544                IconName::XCircle,
 7545                "Thread reached the token limit",
 7546            ),
 7547        };
 7548
 7549        let description = "To continue, start a new thread from a summary.";
 7550
 7551        Some(
 7552            Callout::new()
 7553                .severity(severity)
 7554                .icon(icon)
 7555                .title(title)
 7556                .description(description)
 7557                .actions_slot(
 7558                    h_flex().gap_0p5().child(
 7559                        Button::new("start-new-thread", "Start New Thread")
 7560                            .label_size(LabelSize::Small)
 7561                            .on_click(cx.listener(|this, _, window, cx| {
 7562                                let Some(thread) = this.thread() else {
 7563                                    return;
 7564                                };
 7565                                let session_id = thread.read(cx).session_id().clone();
 7566                                window.dispatch_action(
 7567                                    crate::NewNativeAgentThreadFromSummary {
 7568                                        from_session_id: session_id,
 7569                                    }
 7570                                    .boxed_clone(),
 7571                                    cx,
 7572                                );
 7573                            })),
 7574                    ),
 7575                )
 7576                .dismiss_action(self.dismiss_error_button(cx)),
 7577        )
 7578    }
 7579
 7580    fn agent_ui_font_size_changed(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
 7581        self.entry_view_state.update(cx, |entry_view_state, cx| {
 7582            entry_view_state.agent_ui_font_size_changed(cx);
 7583        });
 7584    }
 7585
 7586    pub(crate) fn insert_dragged_files(
 7587        &self,
 7588        paths: Vec<project::ProjectPath>,
 7589        added_worktrees: Vec<Entity<project::Worktree>>,
 7590        window: &mut Window,
 7591        cx: &mut Context<Self>,
 7592    ) {
 7593        self.message_editor.update(cx, |message_editor, cx| {
 7594            message_editor.insert_dragged_files(paths, added_worktrees, window, cx);
 7595        })
 7596    }
 7597
 7598    /// Inserts the selected text into the message editor or the message being
 7599    /// edited, if any.
 7600    pub(crate) fn insert_selections(&self, window: &mut Window, cx: &mut Context<Self>) {
 7601        self.active_editor(cx).update(cx, |editor, cx| {
 7602            editor.insert_selections(window, cx);
 7603        });
 7604    }
 7605
 7606    /// Inserts code snippets as creases into the message editor.
 7607    pub(crate) fn insert_code_crease(
 7608        &self,
 7609        creases: Vec<(String, String)>,
 7610        window: &mut Window,
 7611        cx: &mut Context<Self>,
 7612    ) {
 7613        self.message_editor.update(cx, |message_editor, cx| {
 7614            message_editor.insert_code_creases(creases, window, cx);
 7615        });
 7616    }
 7617
 7618    fn render_thread_retry_status_callout(
 7619        &self,
 7620        _window: &mut Window,
 7621        _cx: &mut Context<Self>,
 7622    ) -> Option<Callout> {
 7623        let state = self.thread_retry_status.as_ref()?;
 7624
 7625        let next_attempt_in = state
 7626            .duration
 7627            .saturating_sub(Instant::now().saturating_duration_since(state.started_at));
 7628        if next_attempt_in.is_zero() {
 7629            return None;
 7630        }
 7631
 7632        let next_attempt_in_secs = next_attempt_in.as_secs() + 1;
 7633
 7634        let retry_message = if state.max_attempts == 1 {
 7635            if next_attempt_in_secs == 1 {
 7636                "Retrying. Next attempt in 1 second.".to_string()
 7637            } else {
 7638                format!("Retrying. Next attempt in {next_attempt_in_secs} seconds.")
 7639            }
 7640        } else if next_attempt_in_secs == 1 {
 7641            format!(
 7642                "Retrying. Next attempt in 1 second (Attempt {} of {}).",
 7643                state.attempt, state.max_attempts,
 7644            )
 7645        } else {
 7646            format!(
 7647                "Retrying. Next attempt in {next_attempt_in_secs} seconds (Attempt {} of {}).",
 7648                state.attempt, state.max_attempts,
 7649            )
 7650        };
 7651
 7652        Some(
 7653            Callout::new()
 7654                .severity(Severity::Warning)
 7655                .title(state.last_error.clone())
 7656                .description(retry_message),
 7657        )
 7658    }
 7659
 7660    fn render_codex_windows_warning(&self, cx: &mut Context<Self>) -> Callout {
 7661        Callout::new()
 7662            .icon(IconName::Warning)
 7663            .severity(Severity::Warning)
 7664            .title("Codex on Windows")
 7665            .description("For best performance, run Codex in Windows Subsystem for Linux (WSL2)")
 7666            .actions_slot(
 7667                Button::new("open-wsl-modal", "Open in WSL")
 7668                    .icon_size(IconSize::Small)
 7669                    .icon_color(Color::Muted)
 7670                    .on_click(cx.listener({
 7671                        move |_, _, _window, cx| {
 7672                            #[cfg(windows)]
 7673                            _window.dispatch_action(
 7674                                zed_actions::wsl_actions::OpenWsl::default().boxed_clone(),
 7675                                cx,
 7676                            );
 7677                            cx.notify();
 7678                        }
 7679                    })),
 7680            )
 7681            .dismiss_action(
 7682                IconButton::new("dismiss", IconName::Close)
 7683                    .icon_size(IconSize::Small)
 7684                    .icon_color(Color::Muted)
 7685                    .tooltip(Tooltip::text("Dismiss Warning"))
 7686                    .on_click(cx.listener({
 7687                        move |this, _, _, cx| {
 7688                            this.show_codex_windows_warning = false;
 7689                            cx.notify();
 7690                        }
 7691                    })),
 7692            )
 7693    }
 7694
 7695    fn render_command_load_errors(&self, cx: &mut Context<Self>) -> Option<impl IntoElement> {
 7696        if self.command_load_errors_dismissed || self.command_load_errors.is_empty() {
 7697            return None;
 7698        }
 7699
 7700        let error_count = self.command_load_errors.len();
 7701        let title = if error_count == 1 {
 7702            "Failed to load slash command"
 7703        } else {
 7704            "Failed to load slash commands"
 7705        };
 7706
 7707        let workspace = self.workspace.clone();
 7708
 7709        Some(
 7710            v_flex()
 7711                .w_full()
 7712                .p_2()
 7713                .gap_1()
 7714                .border_t_1()
 7715                .border_color(cx.theme().colors().border)
 7716                .bg(cx.theme().colors().surface_background)
 7717                .child(
 7718                    h_flex()
 7719                        .justify_between()
 7720                        .child(
 7721                            h_flex()
 7722                                .gap_1()
 7723                                .child(
 7724                                    Icon::new(IconName::Warning)
 7725                                        .size(IconSize::Small)
 7726                                        .color(Color::Warning),
 7727                                )
 7728                                .child(
 7729                                    Label::new(title)
 7730                                        .size(LabelSize::Small)
 7731                                        .color(Color::Warning),
 7732                                ),
 7733                        )
 7734                        .child(
 7735                            IconButton::new("dismiss-command-errors", IconName::Close)
 7736                                .icon_size(IconSize::Small)
 7737                                .icon_color(Color::Muted)
 7738                                .tooltip(Tooltip::text("Dismiss"))
 7739                                .on_click(cx.listener(|this, _, _, cx| {
 7740                                    this.clear_command_load_errors(cx);
 7741                                })),
 7742                        ),
 7743                )
 7744                .children(self.command_load_errors.iter().enumerate().map({
 7745                    move |(i, error)| {
 7746                        let path = error.path.clone();
 7747                        let workspace = workspace.clone();
 7748                        let file_name = error
 7749                            .path
 7750                            .file_name()
 7751                            .map(|n| n.to_string_lossy().to_string())
 7752                            .unwrap_or_else(|| error.path.display().to_string());
 7753
 7754                        h_flex()
 7755                            .id(ElementId::Name(format!("command-error-{i}").into()))
 7756                            .gap_1()
 7757                            .px_1()
 7758                            .py_0p5()
 7759                            .rounded_sm()
 7760                            .cursor_pointer()
 7761                            .hover(|style| style.bg(cx.theme().colors().element_hover))
 7762                            .tooltip(Tooltip::text(format!(
 7763                                "Click to open {}\n\n{}",
 7764                                error.path.display(),
 7765                                error.message
 7766                            )))
 7767                            .on_click({
 7768                                move |_, window, cx| {
 7769                                    if let Some(workspace) = workspace.upgrade() {
 7770                                        workspace.update(cx, |workspace, cx| {
 7771                                            workspace
 7772                                                .open_abs_path(
 7773                                                    path.clone(),
 7774                                                    OpenOptions::default(),
 7775                                                    window,
 7776                                                    cx,
 7777                                                )
 7778                                                .detach_and_log_err(cx);
 7779                                        });
 7780                                    }
 7781                                }
 7782                            })
 7783                            .child(
 7784                                Label::new(format!("{}: {}", file_name, error.message))
 7785                                    .size(LabelSize::Small)
 7786                                    .color(Color::Muted),
 7787                            )
 7788                    }
 7789                })),
 7790        )
 7791    }
 7792
 7793    fn clear_command_load_errors(&mut self, cx: &mut Context<Self>) {
 7794        self.command_load_errors_dismissed = true;
 7795        cx.notify();
 7796    }
 7797
 7798    fn refresh_cached_user_commands(&mut self, cx: &mut Context<Self>) {
 7799        let Some(registry) = self.slash_command_registry.clone() else {
 7800            return;
 7801        };
 7802        self.refresh_cached_user_commands_from_registry(&registry, cx);
 7803    }
 7804
 7805    fn refresh_cached_user_commands_from_registry(
 7806        &mut self,
 7807        registry: &Entity<SlashCommandRegistry>,
 7808        cx: &mut Context<Self>,
 7809    ) {
 7810        let (mut commands, mut errors) = registry.read_with(cx, |registry, _| {
 7811            (registry.commands().clone(), registry.errors().to_vec())
 7812        });
 7813        let server_command_names = self
 7814            .available_commands
 7815            .borrow()
 7816            .iter()
 7817            .map(|command| command.name.clone())
 7818            .collect::<HashSet<_>>();
 7819        user_slash_command::apply_server_command_conflicts_to_map(
 7820            &mut commands,
 7821            &mut errors,
 7822            &server_command_names,
 7823        );
 7824
 7825        self.command_load_errors = errors.clone();
 7826        self.command_load_errors_dismissed = false;
 7827        *self.cached_user_commands.borrow_mut() = commands;
 7828        *self.cached_user_command_errors.borrow_mut() = errors;
 7829        cx.notify();
 7830    }
 7831
 7832    /// Returns the cached slash commands, if available.
 7833    pub fn cached_slash_commands(
 7834        &self,
 7835        _cx: &App,
 7836    ) -> collections::HashMap<String, UserSlashCommand> {
 7837        self.cached_user_commands.borrow().clone()
 7838    }
 7839
 7840    /// Returns the cached slash command errors, if available.
 7841    pub fn cached_slash_command_errors(&self, _cx: &App) -> Vec<CommandLoadError> {
 7842        self.cached_user_command_errors.borrow().clone()
 7843    }
 7844
 7845    fn render_thread_error(&mut self, window: &mut Window, cx: &mut Context<Self>) -> Option<Div> {
 7846        let content = match self.thread_error.as_ref()? {
 7847            ThreadError::Other(error) => self.render_any_thread_error(error.clone(), window, cx),
 7848            ThreadError::Refusal => self.render_refusal_error(cx),
 7849            ThreadError::AuthenticationRequired(error) => {
 7850                self.render_authentication_required_error(error.clone(), cx)
 7851            }
 7852            ThreadError::PaymentRequired => self.render_payment_required_error(cx),
 7853        };
 7854
 7855        Some(div().child(content))
 7856    }
 7857
 7858    fn render_new_version_callout(&self, version: &SharedString, cx: &mut Context<Self>) -> Div {
 7859        v_flex().w_full().justify_end().child(
 7860            h_flex()
 7861                .p_2()
 7862                .pr_3()
 7863                .w_full()
 7864                .gap_1p5()
 7865                .border_t_1()
 7866                .border_color(cx.theme().colors().border)
 7867                .bg(cx.theme().colors().element_background)
 7868                .child(
 7869                    h_flex()
 7870                        .flex_1()
 7871                        .gap_1p5()
 7872                        .child(
 7873                            Icon::new(IconName::Download)
 7874                                .color(Color::Accent)
 7875                                .size(IconSize::Small),
 7876                        )
 7877                        .child(Label::new("New version available").size(LabelSize::Small)),
 7878                )
 7879                .child(
 7880                    Button::new("update-button", format!("Update to v{}", version))
 7881                        .label_size(LabelSize::Small)
 7882                        .style(ButtonStyle::Tinted(TintColor::Accent))
 7883                        .on_click(cx.listener(|this, _, window, cx| {
 7884                            this.reset(window, cx);
 7885                        })),
 7886                ),
 7887        )
 7888    }
 7889
 7890    fn current_mode_id(&self, cx: &App) -> Option<Arc<str>> {
 7891        if let Some(thread) = self.as_native_thread(cx) {
 7892            Some(thread.read(cx).profile().0.clone())
 7893        } else if let Some(mode_selector) = self.mode_selector() {
 7894            Some(mode_selector.read(cx).mode().0)
 7895        } else {
 7896            None
 7897        }
 7898    }
 7899
 7900    fn current_model_id(&self, cx: &App) -> Option<String> {
 7901        self.model_selector
 7902            .as_ref()
 7903            .and_then(|selector| selector.read(cx).active_model(cx).map(|m| m.id.to_string()))
 7904    }
 7905
 7906    fn current_model_name(&self, cx: &App) -> SharedString {
 7907        // For native agent (Zed Agent), use the specific model name (e.g., "Claude 3.5 Sonnet")
 7908        // For ACP agents, use the agent name (e.g., "Claude Code", "Gemini CLI")
 7909        // This provides better clarity about what refused the request
 7910        if self.as_native_connection(cx).is_some() {
 7911            self.model_selector
 7912                .as_ref()
 7913                .and_then(|selector| selector.read(cx).active_model(cx))
 7914                .map(|model| model.name.clone())
 7915                .unwrap_or_else(|| SharedString::from("The model"))
 7916        } else {
 7917            // ACP agent - use the agent name (e.g., "Claude Code", "Gemini CLI")
 7918            self.agent.name()
 7919        }
 7920    }
 7921
 7922    fn render_refusal_error(&self, cx: &mut Context<'_, Self>) -> Callout {
 7923        let model_or_agent_name = self.current_model_name(cx);
 7924        let refusal_message = format!(
 7925            "{} refused to respond to this prompt. This can happen when a model believes the prompt violates its content policy or safety guidelines, so rephrasing it can sometimes address the issue.",
 7926            model_or_agent_name
 7927        );
 7928
 7929        Callout::new()
 7930            .severity(Severity::Error)
 7931            .title("Request Refused")
 7932            .icon(IconName::XCircle)
 7933            .description(refusal_message.clone())
 7934            .actions_slot(self.create_copy_button(&refusal_message))
 7935            .dismiss_action(self.dismiss_error_button(cx))
 7936    }
 7937
 7938    fn render_any_thread_error(
 7939        &mut self,
 7940        error: SharedString,
 7941        window: &mut Window,
 7942        cx: &mut Context<'_, Self>,
 7943    ) -> Callout {
 7944        let can_resume = self
 7945            .thread()
 7946            .map_or(false, |thread| thread.read(cx).can_resume(cx));
 7947
 7948        let markdown = if let Some(markdown) = &self.thread_error_markdown {
 7949            markdown.clone()
 7950        } else {
 7951            let markdown = cx.new(|cx| Markdown::new(error.clone(), None, None, cx));
 7952            self.thread_error_markdown = Some(markdown.clone());
 7953            markdown
 7954        };
 7955
 7956        let markdown_style = default_markdown_style(false, true, window, cx);
 7957        let description = self
 7958            .render_markdown(markdown, markdown_style)
 7959            .into_any_element();
 7960
 7961        Callout::new()
 7962            .severity(Severity::Error)
 7963            .icon(IconName::XCircle)
 7964            .title("An Error Happened")
 7965            .description_slot(description)
 7966            .actions_slot(
 7967                h_flex()
 7968                    .gap_0p5()
 7969                    .when(can_resume, |this| {
 7970                        this.child(
 7971                            IconButton::new("retry", IconName::RotateCw)
 7972                                .icon_size(IconSize::Small)
 7973                                .tooltip(Tooltip::text("Retry Generation"))
 7974                                .on_click(cx.listener(|this, _, _window, cx| {
 7975                                    this.resume_chat(cx);
 7976                                })),
 7977                        )
 7978                    })
 7979                    .child(self.create_copy_button(error.to_string())),
 7980            )
 7981            .dismiss_action(self.dismiss_error_button(cx))
 7982    }
 7983
 7984    fn render_payment_required_error(&self, cx: &mut Context<Self>) -> Callout {
 7985        const ERROR_MESSAGE: &str =
 7986            "You reached your free usage limit. Upgrade to Zed Pro for more prompts.";
 7987
 7988        Callout::new()
 7989            .severity(Severity::Error)
 7990            .icon(IconName::XCircle)
 7991            .title("Free Usage Exceeded")
 7992            .description(ERROR_MESSAGE)
 7993            .actions_slot(
 7994                h_flex()
 7995                    .gap_0p5()
 7996                    .child(self.upgrade_button(cx))
 7997                    .child(self.create_copy_button(ERROR_MESSAGE)),
 7998            )
 7999            .dismiss_action(self.dismiss_error_button(cx))
 8000    }
 8001
 8002    fn render_authentication_required_error(
 8003        &self,
 8004        error: SharedString,
 8005        cx: &mut Context<Self>,
 8006    ) -> Callout {
 8007        Callout::new()
 8008            .severity(Severity::Error)
 8009            .title("Authentication Required")
 8010            .icon(IconName::XCircle)
 8011            .description(error.clone())
 8012            .actions_slot(
 8013                h_flex()
 8014                    .gap_0p5()
 8015                    .child(self.authenticate_button(cx))
 8016                    .child(self.create_copy_button(error)),
 8017            )
 8018            .dismiss_action(self.dismiss_error_button(cx))
 8019    }
 8020
 8021    fn create_copy_button(&self, message: impl Into<String>) -> impl IntoElement {
 8022        let message = message.into();
 8023
 8024        CopyButton::new("copy-error-message", message).tooltip_label("Copy Error Message")
 8025    }
 8026
 8027    fn dismiss_error_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
 8028        IconButton::new("dismiss", IconName::Close)
 8029            .icon_size(IconSize::Small)
 8030            .tooltip(Tooltip::text("Dismiss"))
 8031            .on_click(cx.listener({
 8032                move |this, _, _, cx| {
 8033                    this.clear_thread_error(cx);
 8034                    cx.notify();
 8035                }
 8036            }))
 8037    }
 8038
 8039    fn authenticate_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
 8040        Button::new("authenticate", "Authenticate")
 8041            .label_size(LabelSize::Small)
 8042            .style(ButtonStyle::Filled)
 8043            .on_click(cx.listener({
 8044                move |this, _, window, cx| {
 8045                    let agent = this.agent.clone();
 8046                    let ThreadState::Ready { thread, .. } = &this.thread_state else {
 8047                        return;
 8048                    };
 8049
 8050                    let connection = thread.read(cx).connection().clone();
 8051                    this.clear_thread_error(cx);
 8052                    if let Some(message) = this.in_flight_prompt.take() {
 8053                        this.message_editor.update(cx, |editor, cx| {
 8054                            editor.set_message(message, window, cx);
 8055                        });
 8056                    }
 8057                    let this = cx.weak_entity();
 8058                    window.defer(cx, |window, cx| {
 8059                        Self::handle_auth_required(
 8060                            this,
 8061                            AuthRequired::new(),
 8062                            agent,
 8063                            connection,
 8064                            window,
 8065                            cx,
 8066                        );
 8067                    })
 8068                }
 8069            }))
 8070    }
 8071
 8072    pub(crate) fn reauthenticate(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 8073        let agent = self.agent.clone();
 8074        let ThreadState::Ready { thread, .. } = &self.thread_state else {
 8075            return;
 8076        };
 8077
 8078        let connection = thread.read(cx).connection().clone();
 8079        self.clear_thread_error(cx);
 8080        let this = cx.weak_entity();
 8081        window.defer(cx, |window, cx| {
 8082            Self::handle_auth_required(this, AuthRequired::new(), agent, connection, window, cx);
 8083        })
 8084    }
 8085
 8086    fn upgrade_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
 8087        Button::new("upgrade", "Upgrade")
 8088            .label_size(LabelSize::Small)
 8089            .style(ButtonStyle::Tinted(ui::TintColor::Accent))
 8090            .on_click(cx.listener({
 8091                move |this, _, _, cx| {
 8092                    this.clear_thread_error(cx);
 8093                    cx.open_url(&zed_urls::upgrade_to_zed_pro_url(cx));
 8094                }
 8095            }))
 8096    }
 8097
 8098    pub fn delete_history_entry(&mut self, entry: AgentSessionInfo, cx: &mut Context<Self>) {
 8099        let task = self.history.update(cx, |history, cx| {
 8100            history.delete_session(&entry.session_id, cx)
 8101        });
 8102        task.detach_and_log_err(cx);
 8103    }
 8104
 8105    /// Returns the currently active editor, either for a message that is being
 8106    /// edited or the editor for a new message.
 8107    fn active_editor(&self, cx: &App) -> Entity<MessageEditor> {
 8108        if let Some(index) = self.editing_message
 8109            && let Some(editor) = self
 8110                .entry_view_state
 8111                .read(cx)
 8112                .entry(index)
 8113                .and_then(|e| e.message_editor())
 8114                .cloned()
 8115        {
 8116            editor
 8117        } else {
 8118            self.message_editor.clone()
 8119        }
 8120    }
 8121
 8122    fn get_agent_message_content(
 8123        entries: &[AgentThreadEntry],
 8124        entry_index: usize,
 8125        cx: &App,
 8126    ) -> Option<String> {
 8127        let entry = entries.get(entry_index)?;
 8128        if matches!(entry, AgentThreadEntry::UserMessage(_)) {
 8129            return None;
 8130        }
 8131
 8132        let start_index = (0..entry_index)
 8133            .rev()
 8134            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
 8135            .map(|i| i + 1)
 8136            .unwrap_or(0);
 8137
 8138        let end_index = (entry_index + 1..entries.len())
 8139            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
 8140            .map(|i| i - 1)
 8141            .unwrap_or(entries.len() - 1);
 8142
 8143        let parts: Vec<String> = (start_index..=end_index)
 8144            .filter_map(|i| entries.get(i))
 8145            .filter_map(|entry| {
 8146                if let AgentThreadEntry::AssistantMessage(message) = entry {
 8147                    let text: String = message
 8148                        .chunks
 8149                        .iter()
 8150                        .filter_map(|chunk| match chunk {
 8151                            AssistantMessageChunk::Message { block } => {
 8152                                let markdown = block.to_markdown(cx);
 8153                                if markdown.trim().is_empty() {
 8154                                    None
 8155                                } else {
 8156                                    Some(markdown.to_string())
 8157                                }
 8158                            }
 8159                            AssistantMessageChunk::Thought { .. } => None,
 8160                        })
 8161                        .collect::<Vec<_>>()
 8162                        .join("\n\n");
 8163
 8164                    if text.is_empty() { None } else { Some(text) }
 8165                } else {
 8166                    None
 8167                }
 8168            })
 8169            .collect();
 8170
 8171        let text = parts.join("\n\n");
 8172        if text.is_empty() { None } else { Some(text) }
 8173    }
 8174}
 8175
 8176fn loading_contents_spinner(size: IconSize) -> AnyElement {
 8177    Icon::new(IconName::LoadCircle)
 8178        .size(size)
 8179        .color(Color::Accent)
 8180        .with_rotate_animation(3)
 8181        .into_any_element()
 8182}
 8183
 8184fn placeholder_text(agent_name: &str, has_commands: bool) -> String {
 8185    if agent_name == "Zed Agent" {
 8186        format!("Message the {} — @ to include context", agent_name)
 8187    } else if has_commands {
 8188        format!(
 8189            "Message {} — @ to include context, / for commands",
 8190            agent_name
 8191        )
 8192    } else {
 8193        format!("Message {} — @ to include context", agent_name)
 8194    }
 8195}
 8196
 8197impl Focusable for AcpThreadView {
 8198    fn focus_handle(&self, cx: &App) -> FocusHandle {
 8199        match self.thread_state {
 8200            ThreadState::Ready { .. } => self.active_editor(cx).focus_handle(cx),
 8201            ThreadState::Loading { .. }
 8202            | ThreadState::LoadError(_)
 8203            | ThreadState::Unauthenticated { .. } => self.focus_handle.clone(),
 8204        }
 8205    }
 8206}
 8207
 8208#[cfg(any(test, feature = "test-support"))]
 8209impl AcpThreadView {
 8210    /// Expands a tool call so its content is visible.
 8211    /// This is primarily useful for visual testing.
 8212    pub fn expand_tool_call(&mut self, tool_call_id: acp::ToolCallId, cx: &mut Context<Self>) {
 8213        self.expanded_tool_calls.insert(tool_call_id);
 8214        cx.notify();
 8215    }
 8216
 8217    /// Expands a subagent card so its content is visible.
 8218    /// This is primarily useful for visual testing.
 8219    pub fn expand_subagent(&mut self, session_id: acp::SessionId, cx: &mut Context<Self>) {
 8220        self.expanded_subagents.insert(session_id);
 8221        cx.notify();
 8222    }
 8223}
 8224
 8225impl Render for AcpThreadView {
 8226    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
 8227        self.sync_queued_message_editors(window, cx);
 8228
 8229        let has_messages = self.list_state.item_count() > 0;
 8230
 8231        v_flex()
 8232            .size_full()
 8233            .key_context("AcpThread")
 8234            .on_action(cx.listener(|this, _: &menu::Cancel, _, cx| {
 8235                this.cancel_generation(cx);
 8236            }))
 8237            .on_action(cx.listener(Self::keep_all))
 8238            .on_action(cx.listener(Self::reject_all))
 8239            .on_action(cx.listener(Self::allow_always))
 8240            .on_action(cx.listener(Self::allow_once))
 8241            .on_action(cx.listener(Self::reject_once))
 8242            .on_action(cx.listener(Self::handle_authorize_tool_call))
 8243            .on_action(cx.listener(Self::handle_select_permission_granularity))
 8244            .on_action(cx.listener(Self::open_permission_dropdown))
 8245            .on_action(cx.listener(|this, _: &SendNextQueuedMessage, window, cx| {
 8246                this.send_queued_message_at_index(0, true, window, cx);
 8247            }))
 8248            .on_action(cx.listener(|this, _: &RemoveFirstQueuedMessage, _, cx| {
 8249                if let Some(thread) = this.as_native_thread(cx) {
 8250                    thread.update(cx, |thread, _| {
 8251                        thread.remove_queued_message(0);
 8252                    });
 8253                    cx.notify();
 8254                }
 8255            }))
 8256            .on_action(cx.listener(|this, _: &EditFirstQueuedMessage, window, cx| {
 8257                if let Some(editor) = this.queued_message_editors.first() {
 8258                    window.focus(&editor.focus_handle(cx), cx);
 8259                }
 8260            }))
 8261            .on_action(cx.listener(|this, _: &ClearMessageQueue, _, cx| {
 8262                if let Some(thread) = this.as_native_thread(cx) {
 8263                    thread.update(cx, |thread, _| thread.clear_queued_messages());
 8264                }
 8265                this.can_fast_track_queue = false;
 8266                cx.notify();
 8267            }))
 8268            .on_action(cx.listener(|this, _: &ToggleProfileSelector, window, cx| {
 8269                if let Some(config_options_view) = this.config_options_view.as_ref() {
 8270                    let handled = config_options_view.update(cx, |view, cx| {
 8271                        view.toggle_category_picker(
 8272                            acp::SessionConfigOptionCategory::Mode,
 8273                            window,
 8274                            cx,
 8275                        )
 8276                    });
 8277                    if handled {
 8278                        return;
 8279                    }
 8280                }
 8281
 8282                if let Some(profile_selector) = this.profile_selector.as_ref() {
 8283                    profile_selector.read(cx).menu_handle().toggle(window, cx);
 8284                } else if let Some(mode_selector) = this.mode_selector() {
 8285                    mode_selector.read(cx).menu_handle().toggle(window, cx);
 8286                }
 8287            }))
 8288            .on_action(cx.listener(|this, _: &CycleModeSelector, window, cx| {
 8289                if let Some(config_options_view) = this.config_options_view.as_ref() {
 8290                    let handled = config_options_view.update(cx, |view, cx| {
 8291                        view.cycle_category_option(
 8292                            acp::SessionConfigOptionCategory::Mode,
 8293                            false,
 8294                            cx,
 8295                        )
 8296                    });
 8297                    if handled {
 8298                        return;
 8299                    }
 8300                }
 8301
 8302                if let Some(profile_selector) = this.profile_selector.as_ref() {
 8303                    profile_selector.update(cx, |profile_selector, cx| {
 8304                        profile_selector.cycle_profile(cx);
 8305                    });
 8306                } else if let Some(mode_selector) = this.mode_selector() {
 8307                    mode_selector.update(cx, |mode_selector, cx| {
 8308                        mode_selector.cycle_mode(window, cx);
 8309                    });
 8310                }
 8311            }))
 8312            .on_action(cx.listener(|this, _: &ToggleModelSelector, window, cx| {
 8313                if let Some(config_options_view) = this.config_options_view.as_ref() {
 8314                    let handled = config_options_view.update(cx, |view, cx| {
 8315                        view.toggle_category_picker(
 8316                            acp::SessionConfigOptionCategory::Model,
 8317                            window,
 8318                            cx,
 8319                        )
 8320                    });
 8321                    if handled {
 8322                        return;
 8323                    }
 8324                }
 8325
 8326                if let Some(model_selector) = this.model_selector.as_ref() {
 8327                    model_selector
 8328                        .update(cx, |model_selector, cx| model_selector.toggle(window, cx));
 8329                }
 8330            }))
 8331            .on_action(cx.listener(|this, _: &CycleFavoriteModels, window, cx| {
 8332                if let Some(config_options_view) = this.config_options_view.as_ref() {
 8333                    let handled = config_options_view.update(cx, |view, cx| {
 8334                        view.cycle_category_option(
 8335                            acp::SessionConfigOptionCategory::Model,
 8336                            true,
 8337                            cx,
 8338                        )
 8339                    });
 8340                    if handled {
 8341                        return;
 8342                    }
 8343                }
 8344
 8345                if let Some(model_selector) = this.model_selector.as_ref() {
 8346                    model_selector.update(cx, |model_selector, cx| {
 8347                        model_selector.cycle_favorite_models(window, cx);
 8348                    });
 8349                }
 8350            }))
 8351            .track_focus(&self.focus_handle)
 8352            .bg(cx.theme().colors().panel_background)
 8353            .child(match &self.thread_state {
 8354                ThreadState::Unauthenticated {
 8355                    connection,
 8356                    description,
 8357                    configuration_view,
 8358                    pending_auth_method,
 8359                    ..
 8360                } => v_flex()
 8361                    .flex_1()
 8362                    .size_full()
 8363                    .justify_end()
 8364                    .child(self.render_auth_required_state(
 8365                        connection,
 8366                        description.as_ref(),
 8367                        configuration_view.as_ref(),
 8368                        pending_auth_method.as_ref(),
 8369                        window,
 8370                        cx,
 8371                    ))
 8372                    .into_any_element(),
 8373                ThreadState::Loading { .. } => v_flex()
 8374                    .flex_1()
 8375                    .child(self.render_recent_history(cx))
 8376                    .into_any(),
 8377                ThreadState::LoadError(e) => v_flex()
 8378                    .flex_1()
 8379                    .size_full()
 8380                    .items_center()
 8381                    .justify_end()
 8382                    .child(self.render_load_error(e, window, cx))
 8383                    .into_any(),
 8384                ThreadState::Ready { .. } => v_flex().flex_1().map(|this| {
 8385                    if has_messages {
 8386                        this.child(
 8387                            list(
 8388                                self.list_state.clone(),
 8389                                cx.processor(|this, index: usize, window, cx| {
 8390                                    let Some((entry, len)) = this.thread().and_then(|thread| {
 8391                                        let entries = &thread.read(cx).entries();
 8392                                        Some((entries.get(index)?, entries.len()))
 8393                                    }) else {
 8394                                        return Empty.into_any();
 8395                                    };
 8396                                    this.render_entry(index, len, entry, window, cx)
 8397                                }),
 8398                            )
 8399                            .with_sizing_behavior(gpui::ListSizingBehavior::Auto)
 8400                            .flex_grow()
 8401                            .into_any(),
 8402                        )
 8403                        .vertical_scrollbar_for(&self.list_state, window, cx)
 8404                        .into_any()
 8405                    } else {
 8406                        this.child(self.render_recent_history(cx)).into_any()
 8407                    }
 8408                }),
 8409            })
 8410            // The activity bar is intentionally rendered outside of the ThreadState::Ready match
 8411            // above so that the scrollbar doesn't render behind it. The current setup allows
 8412            // the scrollbar to stop exactly at the activity bar start.
 8413            .when(has_messages, |this| match &self.thread_state {
 8414                ThreadState::Ready { thread, .. } => {
 8415                    this.children(self.render_activity_bar(thread, window, cx))
 8416                }
 8417                _ => this,
 8418            })
 8419            .children(self.render_thread_retry_status_callout(window, cx))
 8420            .when(self.show_codex_windows_warning, |this| {
 8421                this.child(self.render_codex_windows_warning(cx))
 8422            })
 8423            .children(self.render_command_load_errors(cx))
 8424            .children(self.render_thread_error(window, cx))
 8425            .when_some(
 8426                self.new_server_version_available.as_ref().filter(|_| {
 8427                    !has_messages || !matches!(self.thread_state, ThreadState::Ready { .. })
 8428                }),
 8429                |this, version| this.child(self.render_new_version_callout(&version, cx)),
 8430            )
 8431            .children(
 8432                self.render_token_limit_callout(cx)
 8433                    .map(|token_limit_callout| token_limit_callout.into_any_element()),
 8434            )
 8435            .child(self.render_message_editor(window, cx))
 8436    }
 8437}
 8438
 8439fn default_markdown_style(
 8440    buffer_font: bool,
 8441    muted_text: bool,
 8442    window: &Window,
 8443    cx: &App,
 8444) -> MarkdownStyle {
 8445    let theme_settings = ThemeSettings::get_global(cx);
 8446    let colors = cx.theme().colors();
 8447
 8448    let buffer_font_size = theme_settings.agent_buffer_font_size(cx);
 8449
 8450    let mut text_style = window.text_style();
 8451    let line_height = buffer_font_size * 1.75;
 8452
 8453    let font_family = if buffer_font {
 8454        theme_settings.buffer_font.family.clone()
 8455    } else {
 8456        theme_settings.ui_font.family.clone()
 8457    };
 8458
 8459    let font_size = if buffer_font {
 8460        theme_settings.agent_buffer_font_size(cx)
 8461    } else {
 8462        theme_settings.agent_ui_font_size(cx)
 8463    };
 8464
 8465    let text_color = if muted_text {
 8466        colors.text_muted
 8467    } else {
 8468        colors.text
 8469    };
 8470
 8471    text_style.refine(&TextStyleRefinement {
 8472        font_family: Some(font_family),
 8473        font_fallbacks: theme_settings.ui_font.fallbacks.clone(),
 8474        font_features: Some(theme_settings.ui_font.features.clone()),
 8475        font_size: Some(font_size.into()),
 8476        line_height: Some(line_height.into()),
 8477        color: Some(text_color),
 8478        ..Default::default()
 8479    });
 8480
 8481    MarkdownStyle {
 8482        base_text_style: text_style.clone(),
 8483        syntax: cx.theme().syntax().clone(),
 8484        selection_background_color: colors.element_selection_background,
 8485        code_block_overflow_x_scroll: true,
 8486        heading_level_styles: Some(HeadingLevelStyles {
 8487            h1: Some(TextStyleRefinement {
 8488                font_size: Some(rems(1.15).into()),
 8489                ..Default::default()
 8490            }),
 8491            h2: Some(TextStyleRefinement {
 8492                font_size: Some(rems(1.1).into()),
 8493                ..Default::default()
 8494            }),
 8495            h3: Some(TextStyleRefinement {
 8496                font_size: Some(rems(1.05).into()),
 8497                ..Default::default()
 8498            }),
 8499            h4: Some(TextStyleRefinement {
 8500                font_size: Some(rems(1.).into()),
 8501                ..Default::default()
 8502            }),
 8503            h5: Some(TextStyleRefinement {
 8504                font_size: Some(rems(0.95).into()),
 8505                ..Default::default()
 8506            }),
 8507            h6: Some(TextStyleRefinement {
 8508                font_size: Some(rems(0.875).into()),
 8509                ..Default::default()
 8510            }),
 8511        }),
 8512        code_block: StyleRefinement {
 8513            padding: EdgesRefinement {
 8514                top: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(px(8.)))),
 8515                left: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(px(8.)))),
 8516                right: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(px(8.)))),
 8517                bottom: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(px(8.)))),
 8518            },
 8519            margin: EdgesRefinement {
 8520                top: Some(Length::Definite(px(8.).into())),
 8521                left: Some(Length::Definite(px(0.).into())),
 8522                right: Some(Length::Definite(px(0.).into())),
 8523                bottom: Some(Length::Definite(px(12.).into())),
 8524            },
 8525            border_style: Some(BorderStyle::Solid),
 8526            border_widths: EdgesRefinement {
 8527                top: Some(AbsoluteLength::Pixels(px(1.))),
 8528                left: Some(AbsoluteLength::Pixels(px(1.))),
 8529                right: Some(AbsoluteLength::Pixels(px(1.))),
 8530                bottom: Some(AbsoluteLength::Pixels(px(1.))),
 8531            },
 8532            border_color: Some(colors.border_variant),
 8533            background: Some(colors.editor_background.into()),
 8534            text: TextStyleRefinement {
 8535                font_family: Some(theme_settings.buffer_font.family.clone()),
 8536                font_fallbacks: theme_settings.buffer_font.fallbacks.clone(),
 8537                font_features: Some(theme_settings.buffer_font.features.clone()),
 8538                font_size: Some(buffer_font_size.into()),
 8539                ..Default::default()
 8540            },
 8541            ..Default::default()
 8542        },
 8543        inline_code: TextStyleRefinement {
 8544            font_family: Some(theme_settings.buffer_font.family.clone()),
 8545            font_fallbacks: theme_settings.buffer_font.fallbacks.clone(),
 8546            font_features: Some(theme_settings.buffer_font.features.clone()),
 8547            font_size: Some(buffer_font_size.into()),
 8548            background_color: Some(colors.editor_foreground.opacity(0.08)),
 8549            ..Default::default()
 8550        },
 8551        link: TextStyleRefinement {
 8552            background_color: Some(colors.editor_foreground.opacity(0.025)),
 8553            color: Some(colors.text_accent),
 8554            underline: Some(UnderlineStyle {
 8555                color: Some(colors.text_accent.opacity(0.5)),
 8556                thickness: px(1.),
 8557                ..Default::default()
 8558            }),
 8559            ..Default::default()
 8560        },
 8561        ..Default::default()
 8562    }
 8563}
 8564
 8565fn plan_label_markdown_style(
 8566    status: &acp::PlanEntryStatus,
 8567    window: &Window,
 8568    cx: &App,
 8569) -> MarkdownStyle {
 8570    let default_md_style = default_markdown_style(false, false, window, cx);
 8571
 8572    MarkdownStyle {
 8573        base_text_style: TextStyle {
 8574            color: cx.theme().colors().text_muted,
 8575            strikethrough: if matches!(status, acp::PlanEntryStatus::Completed) {
 8576                Some(gpui::StrikethroughStyle {
 8577                    thickness: px(1.),
 8578                    color: Some(cx.theme().colors().text_muted.opacity(0.8)),
 8579                })
 8580            } else {
 8581                None
 8582            },
 8583            ..default_md_style.base_text_style
 8584        },
 8585        ..default_md_style
 8586    }
 8587}
 8588
 8589#[cfg(test)]
 8590pub(crate) mod tests {
 8591    use acp_thread::{
 8592        AgentSessionList, AgentSessionListRequest, AgentSessionListResponse, StubAgentConnection,
 8593    };
 8594    use action_log::ActionLog;
 8595    use agent::ToolPermissionContext;
 8596    use agent_client_protocol::SessionId;
 8597    use editor::MultiBufferOffset;
 8598    use fs::FakeFs;
 8599    use gpui::{EventEmitter, TestAppContext, VisualTestContext};
 8600    use project::Project;
 8601    use serde_json::json;
 8602    use settings::SettingsStore;
 8603    use std::any::Any;
 8604    use std::path::Path;
 8605    use std::rc::Rc;
 8606    use workspace::Item;
 8607
 8608    use super::*;
 8609
 8610    #[gpui::test]
 8611    async fn test_drop(cx: &mut TestAppContext) {
 8612        init_test(cx);
 8613
 8614        let (thread_view, _cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
 8615        let weak_view = thread_view.downgrade();
 8616        drop(thread_view);
 8617        assert!(!weak_view.is_upgradable());
 8618    }
 8619
 8620    #[gpui::test]
 8621    async fn test_notification_for_stop_event(cx: &mut TestAppContext) {
 8622        init_test(cx);
 8623
 8624        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
 8625
 8626        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8627        message_editor.update_in(cx, |editor, window, cx| {
 8628            editor.set_text("Hello", window, cx);
 8629        });
 8630
 8631        cx.deactivate_window();
 8632
 8633        thread_view.update_in(cx, |thread_view, window, cx| {
 8634            thread_view.send(window, cx);
 8635        });
 8636
 8637        cx.run_until_parked();
 8638
 8639        assert!(
 8640            cx.windows()
 8641                .iter()
 8642                .any(|window| window.downcast::<AgentNotification>().is_some())
 8643        );
 8644    }
 8645
 8646    #[gpui::test]
 8647    async fn test_notification_for_error(cx: &mut TestAppContext) {
 8648        init_test(cx);
 8649
 8650        let (thread_view, cx) =
 8651            setup_thread_view(StubAgentServer::new(SaboteurAgentConnection), cx).await;
 8652
 8653        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8654        message_editor.update_in(cx, |editor, window, cx| {
 8655            editor.set_text("Hello", window, cx);
 8656        });
 8657
 8658        cx.deactivate_window();
 8659
 8660        thread_view.update_in(cx, |thread_view, window, cx| {
 8661            thread_view.send(window, cx);
 8662        });
 8663
 8664        cx.run_until_parked();
 8665
 8666        assert!(
 8667            cx.windows()
 8668                .iter()
 8669                .any(|window| window.downcast::<AgentNotification>().is_some())
 8670        );
 8671    }
 8672
 8673    #[gpui::test]
 8674    async fn test_recent_history_refreshes_when_history_cache_updated(cx: &mut TestAppContext) {
 8675        init_test(cx);
 8676
 8677        let session_a = AgentSessionInfo::new(SessionId::new("session-a"));
 8678        let session_b = AgentSessionInfo::new(SessionId::new("session-b"));
 8679
 8680        let fs = FakeFs::new(cx.executor());
 8681        let project = Project::test(fs, [], cx).await;
 8682        let (workspace, cx) =
 8683            cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
 8684
 8685        let thread_store = cx.update(|_window, cx| cx.new(|cx| ThreadStore::new(cx)));
 8686        // Create history without an initial session list - it will be set after connection
 8687        let history = cx.update(|window, cx| cx.new(|cx| AcpThreadHistory::new(None, window, cx)));
 8688
 8689        let thread_view = cx.update(|window, cx| {
 8690            cx.new(|cx| {
 8691                AcpThreadView::new(
 8692                    Rc::new(StubAgentServer::default_response()),
 8693                    None,
 8694                    None,
 8695                    workspace.downgrade(),
 8696                    project,
 8697                    Some(thread_store),
 8698                    None,
 8699                    history.clone(),
 8700                    window,
 8701                    cx,
 8702                )
 8703            })
 8704        });
 8705
 8706        // Wait for connection to establish
 8707        cx.run_until_parked();
 8708
 8709        // Initially empty because StubAgentConnection.session_list() returns None
 8710        thread_view.read_with(cx, |view, _cx| {
 8711            assert_eq!(view.recent_history_entries.len(), 0);
 8712        });
 8713
 8714        // Now set the session list - this simulates external agents providing their history
 8715        let list_a: Rc<dyn AgentSessionList> =
 8716            Rc::new(StubSessionList::new(vec![session_a.clone()]));
 8717        history.update(cx, |history, cx| {
 8718            history.set_session_list(Some(list_a), cx);
 8719        });
 8720        cx.run_until_parked();
 8721
 8722        thread_view.read_with(cx, |view, _cx| {
 8723            assert_eq!(view.recent_history_entries.len(), 1);
 8724            assert_eq!(
 8725                view.recent_history_entries[0].session_id,
 8726                session_a.session_id
 8727            );
 8728        });
 8729
 8730        // Update to a different session list
 8731        let list_b: Rc<dyn AgentSessionList> =
 8732            Rc::new(StubSessionList::new(vec![session_b.clone()]));
 8733        history.update(cx, |history, cx| {
 8734            history.set_session_list(Some(list_b), cx);
 8735        });
 8736        cx.run_until_parked();
 8737
 8738        thread_view.read_with(cx, |view, _cx| {
 8739            assert_eq!(view.recent_history_entries.len(), 1);
 8740            assert_eq!(
 8741                view.recent_history_entries[0].session_id,
 8742                session_b.session_id
 8743            );
 8744        });
 8745    }
 8746
 8747    #[gpui::test]
 8748    async fn test_refusal_handling(cx: &mut TestAppContext) {
 8749        init_test(cx);
 8750
 8751        let (thread_view, cx) =
 8752            setup_thread_view(StubAgentServer::new(RefusalAgentConnection), cx).await;
 8753
 8754        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8755        message_editor.update_in(cx, |editor, window, cx| {
 8756            editor.set_text("Do something harmful", window, cx);
 8757        });
 8758
 8759        thread_view.update_in(cx, |thread_view, window, cx| {
 8760            thread_view.send(window, cx);
 8761        });
 8762
 8763        cx.run_until_parked();
 8764
 8765        // Check that the refusal error is set
 8766        thread_view.read_with(cx, |thread_view, _cx| {
 8767            assert!(
 8768                matches!(thread_view.thread_error, Some(ThreadError::Refusal)),
 8769                "Expected refusal error to be set"
 8770            );
 8771        });
 8772    }
 8773
 8774    #[gpui::test]
 8775    async fn test_notification_for_tool_authorization(cx: &mut TestAppContext) {
 8776        init_test(cx);
 8777
 8778        let tool_call_id = acp::ToolCallId::new("1");
 8779        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Label")
 8780            .kind(acp::ToolKind::Edit)
 8781            .content(vec!["hi".into()]);
 8782        let connection =
 8783            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
 8784                tool_call_id,
 8785                PermissionOptions::Flat(vec![acp::PermissionOption::new(
 8786                    "1",
 8787                    "Allow",
 8788                    acp::PermissionOptionKind::AllowOnce,
 8789                )]),
 8790            )]));
 8791
 8792        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
 8793
 8794        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
 8795
 8796        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8797        message_editor.update_in(cx, |editor, window, cx| {
 8798            editor.set_text("Hello", window, cx);
 8799        });
 8800
 8801        cx.deactivate_window();
 8802
 8803        thread_view.update_in(cx, |thread_view, window, cx| {
 8804            thread_view.send(window, cx);
 8805        });
 8806
 8807        cx.run_until_parked();
 8808
 8809        assert!(
 8810            cx.windows()
 8811                .iter()
 8812                .any(|window| window.downcast::<AgentNotification>().is_some())
 8813        );
 8814    }
 8815
 8816    #[gpui::test]
 8817    async fn test_notification_when_panel_hidden(cx: &mut TestAppContext) {
 8818        init_test(cx);
 8819
 8820        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
 8821
 8822        add_to_workspace(thread_view.clone(), cx);
 8823
 8824        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8825
 8826        message_editor.update_in(cx, |editor, window, cx| {
 8827            editor.set_text("Hello", window, cx);
 8828        });
 8829
 8830        // Window is active (don't deactivate), but panel will be hidden
 8831        // Note: In the test environment, the panel is not actually added to the dock,
 8832        // so is_agent_panel_hidden will return true
 8833
 8834        thread_view.update_in(cx, |thread_view, window, cx| {
 8835            thread_view.send(window, cx);
 8836        });
 8837
 8838        cx.run_until_parked();
 8839
 8840        // Should show notification because window is active but panel is hidden
 8841        assert!(
 8842            cx.windows()
 8843                .iter()
 8844                .any(|window| window.downcast::<AgentNotification>().is_some()),
 8845            "Expected notification when panel is hidden"
 8846        );
 8847    }
 8848
 8849    #[gpui::test]
 8850    async fn test_notification_still_works_when_window_inactive(cx: &mut TestAppContext) {
 8851        init_test(cx);
 8852
 8853        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
 8854
 8855        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8856        message_editor.update_in(cx, |editor, window, cx| {
 8857            editor.set_text("Hello", window, cx);
 8858        });
 8859
 8860        // Deactivate window - should show notification regardless of setting
 8861        cx.deactivate_window();
 8862
 8863        thread_view.update_in(cx, |thread_view, window, cx| {
 8864            thread_view.send(window, cx);
 8865        });
 8866
 8867        cx.run_until_parked();
 8868
 8869        // Should still show notification when window is inactive (existing behavior)
 8870        assert!(
 8871            cx.windows()
 8872                .iter()
 8873                .any(|window| window.downcast::<AgentNotification>().is_some()),
 8874            "Expected notification when window is inactive"
 8875        );
 8876    }
 8877
 8878    #[gpui::test]
 8879    async fn test_notification_respects_never_setting(cx: &mut TestAppContext) {
 8880        init_test(cx);
 8881
 8882        // Set notify_when_agent_waiting to Never
 8883        cx.update(|cx| {
 8884            AgentSettings::override_global(
 8885                AgentSettings {
 8886                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
 8887                    ..AgentSettings::get_global(cx).clone()
 8888                },
 8889                cx,
 8890            );
 8891        });
 8892
 8893        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
 8894
 8895        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8896        message_editor.update_in(cx, |editor, window, cx| {
 8897            editor.set_text("Hello", window, cx);
 8898        });
 8899
 8900        // Window is active
 8901
 8902        thread_view.update_in(cx, |thread_view, window, cx| {
 8903            thread_view.send(window, cx);
 8904        });
 8905
 8906        cx.run_until_parked();
 8907
 8908        // Should NOT show notification because notify_when_agent_waiting is Never
 8909        assert!(
 8910            !cx.windows()
 8911                .iter()
 8912                .any(|window| window.downcast::<AgentNotification>().is_some()),
 8913            "Expected no notification when notify_when_agent_waiting is Never"
 8914        );
 8915    }
 8916
 8917    #[gpui::test]
 8918    async fn test_notification_closed_when_thread_view_dropped(cx: &mut TestAppContext) {
 8919        init_test(cx);
 8920
 8921        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
 8922
 8923        let weak_view = thread_view.downgrade();
 8924
 8925        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8926        message_editor.update_in(cx, |editor, window, cx| {
 8927            editor.set_text("Hello", window, cx);
 8928        });
 8929
 8930        cx.deactivate_window();
 8931
 8932        thread_view.update_in(cx, |thread_view, window, cx| {
 8933            thread_view.send(window, cx);
 8934        });
 8935
 8936        cx.run_until_parked();
 8937
 8938        // Verify notification is shown
 8939        assert!(
 8940            cx.windows()
 8941                .iter()
 8942                .any(|window| window.downcast::<AgentNotification>().is_some()),
 8943            "Expected notification to be shown"
 8944        );
 8945
 8946        // Drop the thread view (simulating navigation to a new thread)
 8947        drop(thread_view);
 8948        drop(message_editor);
 8949        // Trigger an update to flush effects, which will call release_dropped_entities
 8950        cx.update(|_window, _cx| {});
 8951        cx.run_until_parked();
 8952
 8953        // Verify the entity was actually released
 8954        assert!(
 8955            !weak_view.is_upgradable(),
 8956            "Thread view entity should be released after dropping"
 8957        );
 8958
 8959        // The notification should be automatically closed via on_release
 8960        assert!(
 8961            !cx.windows()
 8962                .iter()
 8963                .any(|window| window.downcast::<AgentNotification>().is_some()),
 8964            "Notification should be closed when thread view is dropped"
 8965        );
 8966    }
 8967
 8968    async fn setup_thread_view(
 8969        agent: impl AgentServer + 'static,
 8970        cx: &mut TestAppContext,
 8971    ) -> (Entity<AcpThreadView>, &mut VisualTestContext) {
 8972        let fs = FakeFs::new(cx.executor());
 8973        let project = Project::test(fs, [], cx).await;
 8974        let (workspace, cx) =
 8975            cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
 8976
 8977        let thread_store = cx.update(|_window, cx| cx.new(|cx| ThreadStore::new(cx)));
 8978        let history = cx.update(|window, cx| cx.new(|cx| AcpThreadHistory::new(None, window, cx)));
 8979
 8980        let thread_view = cx.update(|window, cx| {
 8981            cx.new(|cx| {
 8982                AcpThreadView::new(
 8983                    Rc::new(agent),
 8984                    None,
 8985                    None,
 8986                    workspace.downgrade(),
 8987                    project,
 8988                    Some(thread_store),
 8989                    None,
 8990                    history,
 8991                    window,
 8992                    cx,
 8993                )
 8994            })
 8995        });
 8996        cx.run_until_parked();
 8997        (thread_view, cx)
 8998    }
 8999
 9000    fn add_to_workspace(thread_view: Entity<AcpThreadView>, cx: &mut VisualTestContext) {
 9001        let workspace = thread_view.read_with(cx, |thread_view, _cx| thread_view.workspace.clone());
 9002
 9003        workspace
 9004            .update_in(cx, |workspace, window, cx| {
 9005                workspace.add_item_to_active_pane(
 9006                    Box::new(cx.new(|_| ThreadViewItem(thread_view.clone()))),
 9007                    None,
 9008                    true,
 9009                    window,
 9010                    cx,
 9011                );
 9012            })
 9013            .unwrap();
 9014    }
 9015
 9016    struct ThreadViewItem(Entity<AcpThreadView>);
 9017
 9018    impl Item for ThreadViewItem {
 9019        type Event = ();
 9020
 9021        fn include_in_nav_history() -> bool {
 9022            false
 9023        }
 9024
 9025        fn tab_content_text(&self, _detail: usize, _cx: &App) -> SharedString {
 9026            "Test".into()
 9027        }
 9028    }
 9029
 9030    impl EventEmitter<()> for ThreadViewItem {}
 9031
 9032    impl Focusable for ThreadViewItem {
 9033        fn focus_handle(&self, cx: &App) -> FocusHandle {
 9034            self.0.read(cx).focus_handle(cx)
 9035        }
 9036    }
 9037
 9038    impl Render for ThreadViewItem {
 9039        fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
 9040            self.0.clone().into_any_element()
 9041        }
 9042    }
 9043
 9044    struct StubAgentServer<C> {
 9045        connection: C,
 9046    }
 9047
 9048    impl<C> StubAgentServer<C> {
 9049        fn new(connection: C) -> Self {
 9050            Self { connection }
 9051        }
 9052    }
 9053
 9054    impl StubAgentServer<StubAgentConnection> {
 9055        fn default_response() -> Self {
 9056            let conn = StubAgentConnection::new();
 9057            conn.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 9058                acp::ContentChunk::new("Default response".into()),
 9059            )]);
 9060            Self::new(conn)
 9061        }
 9062    }
 9063
 9064    #[derive(Clone)]
 9065    struct StubSessionList {
 9066        sessions: Vec<AgentSessionInfo>,
 9067    }
 9068
 9069    impl StubSessionList {
 9070        fn new(sessions: Vec<AgentSessionInfo>) -> Self {
 9071            Self { sessions }
 9072        }
 9073    }
 9074
 9075    impl AgentSessionList for StubSessionList {
 9076        fn list_sessions(
 9077            &self,
 9078            _request: AgentSessionListRequest,
 9079            _cx: &mut App,
 9080        ) -> Task<anyhow::Result<AgentSessionListResponse>> {
 9081            Task::ready(Ok(AgentSessionListResponse::new(self.sessions.clone())))
 9082        }
 9083        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
 9084            self
 9085        }
 9086    }
 9087
 9088    impl<C> AgentServer for StubAgentServer<C>
 9089    where
 9090        C: 'static + AgentConnection + Send + Clone,
 9091    {
 9092        fn logo(&self) -> ui::IconName {
 9093            ui::IconName::Ai
 9094        }
 9095
 9096        fn name(&self) -> SharedString {
 9097            "Test".into()
 9098        }
 9099
 9100        fn connect(
 9101            &self,
 9102            _root_dir: Option<&Path>,
 9103            _delegate: AgentServerDelegate,
 9104            _cx: &mut App,
 9105        ) -> Task<gpui::Result<(Rc<dyn AgentConnection>, Option<task::SpawnInTerminal>)>> {
 9106            Task::ready(Ok((Rc::new(self.connection.clone()), None)))
 9107        }
 9108
 9109        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
 9110            self
 9111        }
 9112    }
 9113
 9114    #[derive(Clone)]
 9115    struct SaboteurAgentConnection;
 9116
 9117    impl AgentConnection for SaboteurAgentConnection {
 9118        fn telemetry_id(&self) -> SharedString {
 9119            "saboteur".into()
 9120        }
 9121
 9122        fn new_thread(
 9123            self: Rc<Self>,
 9124            project: Entity<Project>,
 9125            _cwd: &Path,
 9126            cx: &mut gpui::App,
 9127        ) -> Task<gpui::Result<Entity<AcpThread>>> {
 9128            Task::ready(Ok(cx.new(|cx| {
 9129                let action_log = cx.new(|_| ActionLog::new(project.clone()));
 9130                AcpThread::new(
 9131                    "SaboteurAgentConnection",
 9132                    self,
 9133                    project,
 9134                    action_log,
 9135                    SessionId::new("test"),
 9136                    watch::Receiver::constant(
 9137                        acp::PromptCapabilities::new()
 9138                            .image(true)
 9139                            .audio(true)
 9140                            .embedded_context(true),
 9141                    ),
 9142                    cx,
 9143                )
 9144            })))
 9145        }
 9146
 9147        fn auth_methods(&self) -> &[acp::AuthMethod] {
 9148            &[]
 9149        }
 9150
 9151        fn authenticate(
 9152            &self,
 9153            _method_id: acp::AuthMethodId,
 9154            _cx: &mut App,
 9155        ) -> Task<gpui::Result<()>> {
 9156            unimplemented!()
 9157        }
 9158
 9159        fn prompt(
 9160            &self,
 9161            _id: Option<acp_thread::UserMessageId>,
 9162            _params: acp::PromptRequest,
 9163            _cx: &mut App,
 9164        ) -> Task<gpui::Result<acp::PromptResponse>> {
 9165            Task::ready(Err(anyhow::anyhow!("Error prompting")))
 9166        }
 9167
 9168        fn cancel(&self, _session_id: &acp::SessionId, _cx: &mut App) {
 9169            unimplemented!()
 9170        }
 9171
 9172        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
 9173            self
 9174        }
 9175    }
 9176
 9177    /// Simulates a model which always returns a refusal response
 9178    #[derive(Clone)]
 9179    struct RefusalAgentConnection;
 9180
 9181    impl AgentConnection for RefusalAgentConnection {
 9182        fn telemetry_id(&self) -> SharedString {
 9183            "refusal".into()
 9184        }
 9185
 9186        fn new_thread(
 9187            self: Rc<Self>,
 9188            project: Entity<Project>,
 9189            _cwd: &Path,
 9190            cx: &mut gpui::App,
 9191        ) -> Task<gpui::Result<Entity<AcpThread>>> {
 9192            Task::ready(Ok(cx.new(|cx| {
 9193                let action_log = cx.new(|_| ActionLog::new(project.clone()));
 9194                AcpThread::new(
 9195                    "RefusalAgentConnection",
 9196                    self,
 9197                    project,
 9198                    action_log,
 9199                    SessionId::new("test"),
 9200                    watch::Receiver::constant(
 9201                        acp::PromptCapabilities::new()
 9202                            .image(true)
 9203                            .audio(true)
 9204                            .embedded_context(true),
 9205                    ),
 9206                    cx,
 9207                )
 9208            })))
 9209        }
 9210
 9211        fn auth_methods(&self) -> &[acp::AuthMethod] {
 9212            &[]
 9213        }
 9214
 9215        fn authenticate(
 9216            &self,
 9217            _method_id: acp::AuthMethodId,
 9218            _cx: &mut App,
 9219        ) -> Task<gpui::Result<()>> {
 9220            unimplemented!()
 9221        }
 9222
 9223        fn prompt(
 9224            &self,
 9225            _id: Option<acp_thread::UserMessageId>,
 9226            _params: acp::PromptRequest,
 9227            _cx: &mut App,
 9228        ) -> Task<gpui::Result<acp::PromptResponse>> {
 9229            Task::ready(Ok(acp::PromptResponse::new(acp::StopReason::Refusal)))
 9230        }
 9231
 9232        fn cancel(&self, _session_id: &acp::SessionId, _cx: &mut App) {
 9233            unimplemented!()
 9234        }
 9235
 9236        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
 9237            self
 9238        }
 9239    }
 9240
 9241    pub(crate) fn init_test(cx: &mut TestAppContext) {
 9242        cx.update(|cx| {
 9243            let settings_store = SettingsStore::test(cx);
 9244            cx.set_global(settings_store);
 9245            theme::init(theme::LoadThemes::JustBase, cx);
 9246            release_channel::init(semver::Version::new(0, 0, 0), cx);
 9247            prompt_store::init(cx)
 9248        });
 9249    }
 9250
 9251    #[gpui::test]
 9252    async fn test_rewind_views(cx: &mut TestAppContext) {
 9253        init_test(cx);
 9254
 9255        let fs = FakeFs::new(cx.executor());
 9256        fs.insert_tree(
 9257            "/project",
 9258            json!({
 9259                "test1.txt": "old content 1",
 9260                "test2.txt": "old content 2"
 9261            }),
 9262        )
 9263        .await;
 9264        let project = Project::test(fs, [Path::new("/project")], cx).await;
 9265        let (workspace, cx) =
 9266            cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
 9267
 9268        let thread_store = cx.update(|_window, cx| cx.new(|cx| ThreadStore::new(cx)));
 9269        let history = cx.update(|window, cx| cx.new(|cx| AcpThreadHistory::new(None, window, cx)));
 9270
 9271        let connection = Rc::new(StubAgentConnection::new());
 9272        let thread_view = cx.update(|window, cx| {
 9273            cx.new(|cx| {
 9274                AcpThreadView::new(
 9275                    Rc::new(StubAgentServer::new(connection.as_ref().clone())),
 9276                    None,
 9277                    None,
 9278                    workspace.downgrade(),
 9279                    project.clone(),
 9280                    Some(thread_store.clone()),
 9281                    None,
 9282                    history,
 9283                    window,
 9284                    cx,
 9285                )
 9286            })
 9287        });
 9288
 9289        cx.run_until_parked();
 9290
 9291        let thread = thread_view
 9292            .read_with(cx, |view, _| view.thread().cloned())
 9293            .unwrap();
 9294
 9295        // First user message
 9296        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(
 9297            acp::ToolCall::new("tool1", "Edit file 1")
 9298                .kind(acp::ToolKind::Edit)
 9299                .status(acp::ToolCallStatus::Completed)
 9300                .content(vec![acp::ToolCallContent::Diff(
 9301                    acp::Diff::new("/project/test1.txt", "new content 1").old_text("old content 1"),
 9302                )]),
 9303        )]);
 9304
 9305        thread
 9306            .update(cx, |thread, cx| thread.send_raw("Give me a diff", cx))
 9307            .await
 9308            .unwrap();
 9309        cx.run_until_parked();
 9310
 9311        thread.read_with(cx, |thread, _| {
 9312            assert_eq!(thread.entries().len(), 2);
 9313        });
 9314
 9315        thread_view.read_with(cx, |view, cx| {
 9316            view.entry_view_state.read_with(cx, |entry_view_state, _| {
 9317                assert!(
 9318                    entry_view_state
 9319                        .entry(0)
 9320                        .unwrap()
 9321                        .message_editor()
 9322                        .is_some()
 9323                );
 9324                assert!(entry_view_state.entry(1).unwrap().has_content());
 9325            });
 9326        });
 9327
 9328        // Second user message
 9329        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(
 9330            acp::ToolCall::new("tool2", "Edit file 2")
 9331                .kind(acp::ToolKind::Edit)
 9332                .status(acp::ToolCallStatus::Completed)
 9333                .content(vec![acp::ToolCallContent::Diff(
 9334                    acp::Diff::new("/project/test2.txt", "new content 2").old_text("old content 2"),
 9335                )]),
 9336        )]);
 9337
 9338        thread
 9339            .update(cx, |thread, cx| thread.send_raw("Another one", cx))
 9340            .await
 9341            .unwrap();
 9342        cx.run_until_parked();
 9343
 9344        let second_user_message_id = thread.read_with(cx, |thread, _| {
 9345            assert_eq!(thread.entries().len(), 4);
 9346            let AgentThreadEntry::UserMessage(user_message) = &thread.entries()[2] else {
 9347                panic!();
 9348            };
 9349            user_message.id.clone().unwrap()
 9350        });
 9351
 9352        thread_view.read_with(cx, |view, cx| {
 9353            view.entry_view_state.read_with(cx, |entry_view_state, _| {
 9354                assert!(
 9355                    entry_view_state
 9356                        .entry(0)
 9357                        .unwrap()
 9358                        .message_editor()
 9359                        .is_some()
 9360                );
 9361                assert!(entry_view_state.entry(1).unwrap().has_content());
 9362                assert!(
 9363                    entry_view_state
 9364                        .entry(2)
 9365                        .unwrap()
 9366                        .message_editor()
 9367                        .is_some()
 9368                );
 9369                assert!(entry_view_state.entry(3).unwrap().has_content());
 9370            });
 9371        });
 9372
 9373        // Rewind to first message
 9374        thread
 9375            .update(cx, |thread, cx| thread.rewind(second_user_message_id, cx))
 9376            .await
 9377            .unwrap();
 9378
 9379        cx.run_until_parked();
 9380
 9381        thread.read_with(cx, |thread, _| {
 9382            assert_eq!(thread.entries().len(), 2);
 9383        });
 9384
 9385        thread_view.read_with(cx, |view, cx| {
 9386            view.entry_view_state.read_with(cx, |entry_view_state, _| {
 9387                assert!(
 9388                    entry_view_state
 9389                        .entry(0)
 9390                        .unwrap()
 9391                        .message_editor()
 9392                        .is_some()
 9393                );
 9394                assert!(entry_view_state.entry(1).unwrap().has_content());
 9395
 9396                // Old views should be dropped
 9397                assert!(entry_view_state.entry(2).is_none());
 9398                assert!(entry_view_state.entry(3).is_none());
 9399            });
 9400        });
 9401    }
 9402
 9403    #[gpui::test]
 9404    async fn test_scroll_to_most_recent_user_prompt(cx: &mut TestAppContext) {
 9405        init_test(cx);
 9406
 9407        let connection = StubAgentConnection::new();
 9408
 9409        // Each user prompt will result in a user message entry plus an agent message entry.
 9410        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 9411            acp::ContentChunk::new("Response 1".into()),
 9412        )]);
 9413
 9414        let (thread_view, cx) =
 9415            setup_thread_view(StubAgentServer::new(connection.clone()), cx).await;
 9416
 9417        let thread = thread_view
 9418            .read_with(cx, |view, _| view.thread().cloned())
 9419            .unwrap();
 9420
 9421        thread
 9422            .update(cx, |thread, cx| thread.send_raw("Prompt 1", cx))
 9423            .await
 9424            .unwrap();
 9425        cx.run_until_parked();
 9426
 9427        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 9428            acp::ContentChunk::new("Response 2".into()),
 9429        )]);
 9430
 9431        thread
 9432            .update(cx, |thread, cx| thread.send_raw("Prompt 2", cx))
 9433            .await
 9434            .unwrap();
 9435        cx.run_until_parked();
 9436
 9437        // Move somewhere else first so we're not trivially already on the last user prompt.
 9438        thread_view.update(cx, |view, cx| {
 9439            view.scroll_to_top(cx);
 9440        });
 9441        cx.run_until_parked();
 9442
 9443        thread_view.update(cx, |view, cx| {
 9444            view.scroll_to_most_recent_user_prompt(cx);
 9445            let scroll_top = view.list_state.logical_scroll_top();
 9446            // Entries layout is: [User1, Assistant1, User2, Assistant2]
 9447            assert_eq!(scroll_top.item_ix, 2);
 9448        });
 9449    }
 9450
 9451    #[gpui::test]
 9452    async fn test_scroll_to_most_recent_user_prompt_falls_back_to_bottom_without_user_messages(
 9453        cx: &mut TestAppContext,
 9454    ) {
 9455        init_test(cx);
 9456
 9457        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
 9458
 9459        // With no entries, scrolling should be a no-op and must not panic.
 9460        thread_view.update(cx, |view, cx| {
 9461            view.scroll_to_most_recent_user_prompt(cx);
 9462            let scroll_top = view.list_state.logical_scroll_top();
 9463            assert_eq!(scroll_top.item_ix, 0);
 9464        });
 9465    }
 9466
 9467    #[gpui::test]
 9468    async fn test_message_editing_cancel(cx: &mut TestAppContext) {
 9469        init_test(cx);
 9470
 9471        let connection = StubAgentConnection::new();
 9472
 9473        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 9474            acp::ContentChunk::new("Response".into()),
 9475        )]);
 9476
 9477        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
 9478        add_to_workspace(thread_view.clone(), cx);
 9479
 9480        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9481        message_editor.update_in(cx, |editor, window, cx| {
 9482            editor.set_text("Original message to edit", window, cx);
 9483        });
 9484        thread_view.update_in(cx, |thread_view, window, cx| {
 9485            thread_view.send(window, cx);
 9486        });
 9487
 9488        cx.run_until_parked();
 9489
 9490        let user_message_editor = thread_view.read_with(cx, |view, cx| {
 9491            assert_eq!(view.editing_message, None);
 9492
 9493            view.entry_view_state
 9494                .read(cx)
 9495                .entry(0)
 9496                .unwrap()
 9497                .message_editor()
 9498                .unwrap()
 9499                .clone()
 9500        });
 9501
 9502        // Focus
 9503        cx.focus(&user_message_editor);
 9504        thread_view.read_with(cx, |view, _cx| {
 9505            assert_eq!(view.editing_message, Some(0));
 9506        });
 9507
 9508        // Edit
 9509        user_message_editor.update_in(cx, |editor, window, cx| {
 9510            editor.set_text("Edited message content", window, cx);
 9511        });
 9512
 9513        // Cancel
 9514        user_message_editor.update_in(cx, |_editor, window, cx| {
 9515            window.dispatch_action(Box::new(editor::actions::Cancel), cx);
 9516        });
 9517
 9518        thread_view.read_with(cx, |view, _cx| {
 9519            assert_eq!(view.editing_message, None);
 9520        });
 9521
 9522        user_message_editor.read_with(cx, |editor, cx| {
 9523            assert_eq!(editor.text(cx), "Original message to edit");
 9524        });
 9525    }
 9526
 9527    #[gpui::test]
 9528    async fn test_message_doesnt_send_if_empty(cx: &mut TestAppContext) {
 9529        init_test(cx);
 9530
 9531        let connection = StubAgentConnection::new();
 9532
 9533        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
 9534        add_to_workspace(thread_view.clone(), cx);
 9535
 9536        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9537        message_editor.update_in(cx, |editor, window, cx| {
 9538            editor.set_text("", window, cx);
 9539        });
 9540
 9541        let thread = cx.read(|cx| thread_view.read(cx).thread().cloned().unwrap());
 9542        let entries_before = cx.read(|cx| thread.read(cx).entries().len());
 9543
 9544        thread_view.update_in(cx, |view, window, cx| {
 9545            view.send(window, cx);
 9546        });
 9547        cx.run_until_parked();
 9548
 9549        let entries_after = cx.read(|cx| thread.read(cx).entries().len());
 9550        assert_eq!(
 9551            entries_before, entries_after,
 9552            "No message should be sent when editor is empty"
 9553        );
 9554    }
 9555
 9556    #[gpui::test]
 9557    async fn test_message_editing_regenerate(cx: &mut TestAppContext) {
 9558        init_test(cx);
 9559
 9560        let connection = StubAgentConnection::new();
 9561
 9562        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 9563            acp::ContentChunk::new("Response".into()),
 9564        )]);
 9565
 9566        let (thread_view, cx) =
 9567            setup_thread_view(StubAgentServer::new(connection.clone()), cx).await;
 9568        add_to_workspace(thread_view.clone(), cx);
 9569
 9570        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9571        message_editor.update_in(cx, |editor, window, cx| {
 9572            editor.set_text("Original message to edit", window, cx);
 9573        });
 9574        thread_view.update_in(cx, |thread_view, window, cx| {
 9575            thread_view.send(window, cx);
 9576        });
 9577
 9578        cx.run_until_parked();
 9579
 9580        let user_message_editor = thread_view.read_with(cx, |view, cx| {
 9581            assert_eq!(view.editing_message, None);
 9582            assert_eq!(view.thread().unwrap().read(cx).entries().len(), 2);
 9583
 9584            view.entry_view_state
 9585                .read(cx)
 9586                .entry(0)
 9587                .unwrap()
 9588                .message_editor()
 9589                .unwrap()
 9590                .clone()
 9591        });
 9592
 9593        // Focus
 9594        cx.focus(&user_message_editor);
 9595
 9596        // Edit
 9597        user_message_editor.update_in(cx, |editor, window, cx| {
 9598            editor.set_text("Edited message content", window, cx);
 9599        });
 9600
 9601        // Send
 9602        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 9603            acp::ContentChunk::new("New Response".into()),
 9604        )]);
 9605
 9606        user_message_editor.update_in(cx, |_editor, window, cx| {
 9607            window.dispatch_action(Box::new(Chat), cx);
 9608        });
 9609
 9610        cx.run_until_parked();
 9611
 9612        thread_view.read_with(cx, |view, cx| {
 9613            assert_eq!(view.editing_message, None);
 9614
 9615            let entries = view.thread().unwrap().read(cx).entries();
 9616            assert_eq!(entries.len(), 2);
 9617            assert_eq!(
 9618                entries[0].to_markdown(cx),
 9619                "## User\n\nEdited message content\n\n"
 9620            );
 9621            assert_eq!(
 9622                entries[1].to_markdown(cx),
 9623                "## Assistant\n\nNew Response\n\n"
 9624            );
 9625
 9626            let new_editor = view.entry_view_state.read_with(cx, |state, _cx| {
 9627                assert!(!state.entry(1).unwrap().has_content());
 9628                state.entry(0).unwrap().message_editor().unwrap().clone()
 9629            });
 9630
 9631            assert_eq!(new_editor.read(cx).text(cx), "Edited message content");
 9632        })
 9633    }
 9634
 9635    #[gpui::test]
 9636    async fn test_message_editing_while_generating(cx: &mut TestAppContext) {
 9637        init_test(cx);
 9638
 9639        let connection = StubAgentConnection::new();
 9640
 9641        let (thread_view, cx) =
 9642            setup_thread_view(StubAgentServer::new(connection.clone()), cx).await;
 9643        add_to_workspace(thread_view.clone(), cx);
 9644
 9645        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9646        message_editor.update_in(cx, |editor, window, cx| {
 9647            editor.set_text("Original message to edit", window, cx);
 9648        });
 9649        thread_view.update_in(cx, |thread_view, window, cx| {
 9650            thread_view.send(window, cx);
 9651        });
 9652
 9653        cx.run_until_parked();
 9654
 9655        let (user_message_editor, session_id) = thread_view.read_with(cx, |view, cx| {
 9656            let thread = view.thread().unwrap().read(cx);
 9657            assert_eq!(thread.entries().len(), 1);
 9658
 9659            let editor = view
 9660                .entry_view_state
 9661                .read(cx)
 9662                .entry(0)
 9663                .unwrap()
 9664                .message_editor()
 9665                .unwrap()
 9666                .clone();
 9667
 9668            (editor, thread.session_id().clone())
 9669        });
 9670
 9671        // Focus
 9672        cx.focus(&user_message_editor);
 9673
 9674        thread_view.read_with(cx, |view, _cx| {
 9675            assert_eq!(view.editing_message, Some(0));
 9676        });
 9677
 9678        // Edit
 9679        user_message_editor.update_in(cx, |editor, window, cx| {
 9680            editor.set_text("Edited message content", window, cx);
 9681        });
 9682
 9683        thread_view.read_with(cx, |view, _cx| {
 9684            assert_eq!(view.editing_message, Some(0));
 9685        });
 9686
 9687        // Finish streaming response
 9688        cx.update(|_, cx| {
 9689            connection.send_update(
 9690                session_id.clone(),
 9691                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new("Response".into())),
 9692                cx,
 9693            );
 9694            connection.end_turn(session_id, acp::StopReason::EndTurn);
 9695        });
 9696
 9697        thread_view.read_with(cx, |view, _cx| {
 9698            assert_eq!(view.editing_message, Some(0));
 9699        });
 9700
 9701        cx.run_until_parked();
 9702
 9703        // Should still be editing
 9704        cx.update(|window, cx| {
 9705            assert!(user_message_editor.focus_handle(cx).is_focused(window));
 9706            assert_eq!(thread_view.read(cx).editing_message, Some(0));
 9707            assert_eq!(
 9708                user_message_editor.read(cx).text(cx),
 9709                "Edited message content"
 9710            );
 9711        });
 9712    }
 9713
 9714    struct GeneratingThreadSetup {
 9715        thread_view: Entity<AcpThreadView>,
 9716        thread: Entity<AcpThread>,
 9717        message_editor: Entity<MessageEditor>,
 9718    }
 9719
 9720    async fn setup_generating_thread(
 9721        cx: &mut TestAppContext,
 9722    ) -> (GeneratingThreadSetup, &mut VisualTestContext) {
 9723        let connection = StubAgentConnection::new();
 9724
 9725        let (thread_view, cx) =
 9726            setup_thread_view(StubAgentServer::new(connection.clone()), cx).await;
 9727        add_to_workspace(thread_view.clone(), cx);
 9728
 9729        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9730        message_editor.update_in(cx, |editor, window, cx| {
 9731            editor.set_text("Hello", window, cx);
 9732        });
 9733        thread_view.update_in(cx, |thread_view, window, cx| {
 9734            thread_view.send(window, cx);
 9735        });
 9736
 9737        let (thread, session_id) = thread_view.read_with(cx, |view, cx| {
 9738            let thread = view.thread().unwrap();
 9739            (thread.clone(), thread.read(cx).session_id().clone())
 9740        });
 9741
 9742        cx.run_until_parked();
 9743
 9744        cx.update(|_, cx| {
 9745            connection.send_update(
 9746                session_id.clone(),
 9747                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new(
 9748                    "Response chunk".into(),
 9749                )),
 9750                cx,
 9751            );
 9752        });
 9753
 9754        cx.run_until_parked();
 9755
 9756        thread.read_with(cx, |thread, _cx| {
 9757            assert_eq!(thread.status(), ThreadStatus::Generating);
 9758        });
 9759
 9760        (
 9761            GeneratingThreadSetup {
 9762                thread_view,
 9763                thread,
 9764                message_editor,
 9765            },
 9766            cx,
 9767        )
 9768    }
 9769
 9770    #[gpui::test]
 9771    async fn test_escape_cancels_generation_from_conversation_focus(cx: &mut TestAppContext) {
 9772        init_test(cx);
 9773
 9774        let (setup, cx) = setup_generating_thread(cx).await;
 9775
 9776        let focus_handle = setup
 9777            .thread_view
 9778            .read_with(cx, |view, _cx| view.focus_handle.clone());
 9779        cx.update(|window, cx| {
 9780            window.focus(&focus_handle, cx);
 9781        });
 9782
 9783        setup.thread_view.update_in(cx, |_, window, cx| {
 9784            window.dispatch_action(menu::Cancel.boxed_clone(), cx);
 9785        });
 9786
 9787        cx.run_until_parked();
 9788
 9789        setup.thread.read_with(cx, |thread, _cx| {
 9790            assert_eq!(thread.status(), ThreadStatus::Idle);
 9791        });
 9792    }
 9793
 9794    #[gpui::test]
 9795    async fn test_escape_cancels_generation_from_editor_focus(cx: &mut TestAppContext) {
 9796        init_test(cx);
 9797
 9798        let (setup, cx) = setup_generating_thread(cx).await;
 9799
 9800        let editor_focus_handle = setup
 9801            .message_editor
 9802            .read_with(cx, |editor, cx| editor.focus_handle(cx));
 9803        cx.update(|window, cx| {
 9804            window.focus(&editor_focus_handle, cx);
 9805        });
 9806
 9807        setup.message_editor.update_in(cx, |_, window, cx| {
 9808            window.dispatch_action(editor::actions::Cancel.boxed_clone(), cx);
 9809        });
 9810
 9811        cx.run_until_parked();
 9812
 9813        setup.thread.read_with(cx, |thread, _cx| {
 9814            assert_eq!(thread.status(), ThreadStatus::Idle);
 9815        });
 9816    }
 9817
 9818    #[gpui::test]
 9819    async fn test_escape_when_idle_is_noop(cx: &mut TestAppContext) {
 9820        init_test(cx);
 9821
 9822        let (thread_view, cx) =
 9823            setup_thread_view(StubAgentServer::new(StubAgentConnection::new()), cx).await;
 9824        add_to_workspace(thread_view.clone(), cx);
 9825
 9826        let thread = thread_view.read_with(cx, |view, _cx| view.thread().unwrap().clone());
 9827
 9828        thread.read_with(cx, |thread, _cx| {
 9829            assert_eq!(thread.status(), ThreadStatus::Idle);
 9830        });
 9831
 9832        let focus_handle = thread_view.read_with(cx, |view, _cx| view.focus_handle.clone());
 9833        cx.update(|window, cx| {
 9834            window.focus(&focus_handle, cx);
 9835        });
 9836
 9837        thread_view.update_in(cx, |_, window, cx| {
 9838            window.dispatch_action(menu::Cancel.boxed_clone(), cx);
 9839        });
 9840
 9841        cx.run_until_parked();
 9842
 9843        thread.read_with(cx, |thread, _cx| {
 9844            assert_eq!(thread.status(), ThreadStatus::Idle);
 9845        });
 9846    }
 9847
 9848    #[gpui::test]
 9849    async fn test_interrupt(cx: &mut TestAppContext) {
 9850        init_test(cx);
 9851
 9852        let connection = StubAgentConnection::new();
 9853
 9854        let (thread_view, cx) =
 9855            setup_thread_view(StubAgentServer::new(connection.clone()), cx).await;
 9856        add_to_workspace(thread_view.clone(), cx);
 9857
 9858        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9859        message_editor.update_in(cx, |editor, window, cx| {
 9860            editor.set_text("Message 1", window, cx);
 9861        });
 9862        thread_view.update_in(cx, |thread_view, window, cx| {
 9863            thread_view.send(window, cx);
 9864        });
 9865
 9866        let (thread, session_id) = thread_view.read_with(cx, |view, cx| {
 9867            let thread = view.thread().unwrap();
 9868
 9869            (thread.clone(), thread.read(cx).session_id().clone())
 9870        });
 9871
 9872        cx.run_until_parked();
 9873
 9874        cx.update(|_, cx| {
 9875            connection.send_update(
 9876                session_id.clone(),
 9877                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new(
 9878                    "Message 1 resp".into(),
 9879                )),
 9880                cx,
 9881            );
 9882        });
 9883
 9884        cx.run_until_parked();
 9885
 9886        thread.read_with(cx, |thread, cx| {
 9887            assert_eq!(
 9888                thread.to_markdown(cx),
 9889                indoc::indoc! {"
 9890                    ## User
 9891
 9892                    Message 1
 9893
 9894                    ## Assistant
 9895
 9896                    Message 1 resp
 9897
 9898                "}
 9899            )
 9900        });
 9901
 9902        message_editor.update_in(cx, |editor, window, cx| {
 9903            editor.set_text("Message 2", window, cx);
 9904        });
 9905        thread_view.update_in(cx, |thread_view, window, cx| {
 9906            thread_view.interrupt_and_send(window, cx);
 9907        });
 9908
 9909        cx.update(|_, cx| {
 9910            // Simulate a response sent after beginning to cancel
 9911            connection.send_update(
 9912                session_id.clone(),
 9913                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new("onse".into())),
 9914                cx,
 9915            );
 9916        });
 9917
 9918        cx.run_until_parked();
 9919
 9920        // Last Message 1 response should appear before Message 2
 9921        thread.read_with(cx, |thread, cx| {
 9922            assert_eq!(
 9923                thread.to_markdown(cx),
 9924                indoc::indoc! {"
 9925                    ## User
 9926
 9927                    Message 1
 9928
 9929                    ## Assistant
 9930
 9931                    Message 1 response
 9932
 9933                    ## User
 9934
 9935                    Message 2
 9936
 9937                "}
 9938            )
 9939        });
 9940
 9941        cx.update(|_, cx| {
 9942            connection.send_update(
 9943                session_id.clone(),
 9944                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new(
 9945                    "Message 2 response".into(),
 9946                )),
 9947                cx,
 9948            );
 9949            connection.end_turn(session_id.clone(), acp::StopReason::EndTurn);
 9950        });
 9951
 9952        cx.run_until_parked();
 9953
 9954        thread.read_with(cx, |thread, cx| {
 9955            assert_eq!(
 9956                thread.to_markdown(cx),
 9957                indoc::indoc! {"
 9958                    ## User
 9959
 9960                    Message 1
 9961
 9962                    ## Assistant
 9963
 9964                    Message 1 response
 9965
 9966                    ## User
 9967
 9968                    Message 2
 9969
 9970                    ## Assistant
 9971
 9972                    Message 2 response
 9973
 9974                "}
 9975            )
 9976        });
 9977    }
 9978
 9979    #[gpui::test]
 9980    async fn test_message_editing_insert_selections(cx: &mut TestAppContext) {
 9981        init_test(cx);
 9982
 9983        let connection = StubAgentConnection::new();
 9984        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 9985            acp::ContentChunk::new("Response".into()),
 9986        )]);
 9987
 9988        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
 9989        add_to_workspace(thread_view.clone(), cx);
 9990
 9991        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9992        message_editor.update_in(cx, |editor, window, cx| {
 9993            editor.set_text("Original message to edit", window, cx)
 9994        });
 9995        thread_view.update_in(cx, |thread_view, window, cx| thread_view.send(window, cx));
 9996        cx.run_until_parked();
 9997
 9998        let user_message_editor = thread_view.read_with(cx, |thread_view, cx| {
 9999            thread_view
10000                .entry_view_state
10001                .read(cx)
10002                .entry(0)
10003                .expect("Should have at least one entry")
10004                .message_editor()
10005                .expect("Should have message editor")
10006                .clone()
10007        });
10008
10009        cx.focus(&user_message_editor);
10010        thread_view.read_with(cx, |thread_view, _cx| {
10011            assert_eq!(thread_view.editing_message, Some(0));
10012        });
10013
10014        // Ensure to edit the focused message before proceeding otherwise, since
10015        // its content is not different from what was sent, focus will be lost.
10016        user_message_editor.update_in(cx, |editor, window, cx| {
10017            editor.set_text("Original message to edit with ", window, cx)
10018        });
10019
10020        // Create a simple buffer with some text so we can create a selection
10021        // that will then be added to the message being edited.
10022        let (workspace, project) = thread_view.read_with(cx, |thread_view, _cx| {
10023            (thread_view.workspace.clone(), thread_view.project.clone())
10024        });
10025        let buffer = project.update(cx, |project, cx| {
10026            project.create_local_buffer("let a = 10 + 10;", None, false, cx)
10027        });
10028
10029        workspace
10030            .update_in(cx, |workspace, window, cx| {
10031                let editor = cx.new(|cx| {
10032                    let mut editor =
10033                        Editor::for_buffer(buffer.clone(), Some(project.clone()), window, cx);
10034
10035                    editor.change_selections(Default::default(), window, cx, |selections| {
10036                        selections.select_ranges([MultiBufferOffset(8)..MultiBufferOffset(15)]);
10037                    });
10038
10039                    editor
10040                });
10041                workspace.add_item_to_active_pane(Box::new(editor), None, false, window, cx);
10042            })
10043            .unwrap();
10044
10045        thread_view.update_in(cx, |thread_view, window, cx| {
10046            assert_eq!(thread_view.editing_message, Some(0));
10047            thread_view.insert_selections(window, cx);
10048        });
10049
10050        user_message_editor.read_with(cx, |editor, cx| {
10051            let text = editor.editor().read(cx).text(cx);
10052            let expected_text = String::from("Original message to edit with selection ");
10053
10054            assert_eq!(text, expected_text);
10055        });
10056    }
10057
10058    #[gpui::test]
10059    async fn test_insert_selections(cx: &mut TestAppContext) {
10060        init_test(cx);
10061
10062        let connection = StubAgentConnection::new();
10063        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
10064            acp::ContentChunk::new("Response".into()),
10065        )]);
10066
10067        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10068        add_to_workspace(thread_view.clone(), cx);
10069
10070        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10071        message_editor.update_in(cx, |editor, window, cx| {
10072            editor.set_text("Can you review this snippet ", window, cx)
10073        });
10074
10075        // Create a simple buffer with some text so we can create a selection
10076        // that will then be added to the message being edited.
10077        let (workspace, project) = thread_view.read_with(cx, |thread_view, _cx| {
10078            (thread_view.workspace.clone(), thread_view.project.clone())
10079        });
10080        let buffer = project.update(cx, |project, cx| {
10081            project.create_local_buffer("let a = 10 + 10;", None, false, cx)
10082        });
10083
10084        workspace
10085            .update_in(cx, |workspace, window, cx| {
10086                let editor = cx.new(|cx| {
10087                    let mut editor =
10088                        Editor::for_buffer(buffer.clone(), Some(project.clone()), window, cx);
10089
10090                    editor.change_selections(Default::default(), window, cx, |selections| {
10091                        selections.select_ranges([MultiBufferOffset(8)..MultiBufferOffset(15)]);
10092                    });
10093
10094                    editor
10095                });
10096                workspace.add_item_to_active_pane(Box::new(editor), None, false, window, cx);
10097            })
10098            .unwrap();
10099
10100        thread_view.update_in(cx, |thread_view, window, cx| {
10101            assert_eq!(thread_view.editing_message, None);
10102            thread_view.insert_selections(window, cx);
10103        });
10104
10105        thread_view.read_with(cx, |thread_view, cx| {
10106            let text = thread_view.message_editor.read(cx).text(cx);
10107            let expected_txt = String::from("Can you review this snippet selection ");
10108
10109            assert_eq!(text, expected_txt);
10110        })
10111    }
10112
10113    #[gpui::test]
10114    async fn test_tool_permission_buttons_terminal_with_pattern(cx: &mut TestAppContext) {
10115        init_test(cx);
10116
10117        let tool_call_id = acp::ToolCallId::new("terminal-1");
10118        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Run `cargo build --release`")
10119            .kind(acp::ToolKind::Edit);
10120
10121        let permission_options = ToolPermissionContext::new("terminal", "cargo build --release")
10122            .build_permission_options();
10123
10124        let connection =
10125            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
10126                tool_call_id.clone(),
10127                permission_options,
10128            )]));
10129
10130        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
10131
10132        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10133
10134        // Disable notifications to avoid popup windows
10135        cx.update(|_window, cx| {
10136            AgentSettings::override_global(
10137                AgentSettings {
10138                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
10139                    ..AgentSettings::get_global(cx).clone()
10140                },
10141                cx,
10142            );
10143        });
10144
10145        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10146        message_editor.update_in(cx, |editor, window, cx| {
10147            editor.set_text("Run cargo build", window, cx);
10148        });
10149
10150        thread_view.update_in(cx, |thread_view, window, cx| {
10151            thread_view.send(window, cx);
10152        });
10153
10154        cx.run_until_parked();
10155
10156        // Verify the tool call is in WaitingForConfirmation state with the expected options
10157        thread_view.read_with(cx, |thread_view, cx| {
10158            let thread = thread_view.thread().expect("Thread should exist");
10159            let thread = thread.read(cx);
10160
10161            let tool_call = thread.entries().iter().find_map(|entry| {
10162                if let acp_thread::AgentThreadEntry::ToolCall(call) = entry {
10163                    Some(call)
10164                } else {
10165                    None
10166                }
10167            });
10168
10169            assert!(tool_call.is_some(), "Expected a tool call entry");
10170            let tool_call = tool_call.unwrap();
10171
10172            // Verify it's waiting for confirmation
10173            assert!(
10174                matches!(
10175                    tool_call.status,
10176                    acp_thread::ToolCallStatus::WaitingForConfirmation { .. }
10177                ),
10178                "Expected WaitingForConfirmation status, got {:?}",
10179                tool_call.status
10180            );
10181
10182            // Verify the options count (granularity options only, no separate Deny option)
10183            if let acp_thread::ToolCallStatus::WaitingForConfirmation { options, .. } =
10184                &tool_call.status
10185            {
10186                let PermissionOptions::Dropdown(choices) = options else {
10187                    panic!("Expected dropdown permission options");
10188                };
10189
10190                assert_eq!(
10191                    choices.len(),
10192                    3,
10193                    "Expected 3 permission options (granularity only)"
10194                );
10195
10196                // Verify specific button labels (now using neutral names)
10197                let labels: Vec<&str> = choices
10198                    .iter()
10199                    .map(|choice| choice.allow.name.as_ref())
10200                    .collect();
10201                assert!(
10202                    labels.contains(&"Always for terminal"),
10203                    "Missing 'Always for terminal' option"
10204                );
10205                assert!(
10206                    labels.contains(&"Always for `cargo` commands"),
10207                    "Missing pattern option"
10208                );
10209                assert!(
10210                    labels.contains(&"Only this time"),
10211                    "Missing 'Only this time' option"
10212                );
10213            }
10214        });
10215    }
10216
10217    #[gpui::test]
10218    async fn test_tool_permission_buttons_edit_file_with_path_pattern(cx: &mut TestAppContext) {
10219        init_test(cx);
10220
10221        let tool_call_id = acp::ToolCallId::new("edit-file-1");
10222        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Edit `src/main.rs`")
10223            .kind(acp::ToolKind::Edit);
10224
10225        let permission_options =
10226            ToolPermissionContext::new("edit_file", "src/main.rs").build_permission_options();
10227
10228        let connection =
10229            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
10230                tool_call_id.clone(),
10231                permission_options,
10232            )]));
10233
10234        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
10235
10236        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10237
10238        // Disable notifications
10239        cx.update(|_window, cx| {
10240            AgentSettings::override_global(
10241                AgentSettings {
10242                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
10243                    ..AgentSettings::get_global(cx).clone()
10244                },
10245                cx,
10246            );
10247        });
10248
10249        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10250        message_editor.update_in(cx, |editor, window, cx| {
10251            editor.set_text("Edit the main file", window, cx);
10252        });
10253
10254        thread_view.update_in(cx, |thread_view, window, cx| {
10255            thread_view.send(window, cx);
10256        });
10257
10258        cx.run_until_parked();
10259
10260        // Verify the options
10261        thread_view.read_with(cx, |thread_view, cx| {
10262            let thread = thread_view.thread().expect("Thread should exist");
10263            let thread = thread.read(cx);
10264
10265            let tool_call = thread.entries().iter().find_map(|entry| {
10266                if let acp_thread::AgentThreadEntry::ToolCall(call) = entry {
10267                    Some(call)
10268                } else {
10269                    None
10270                }
10271            });
10272
10273            assert!(tool_call.is_some(), "Expected a tool call entry");
10274            let tool_call = tool_call.unwrap();
10275
10276            if let acp_thread::ToolCallStatus::WaitingForConfirmation { options, .. } =
10277                &tool_call.status
10278            {
10279                let PermissionOptions::Dropdown(choices) = options else {
10280                    panic!("Expected dropdown permission options");
10281                };
10282
10283                let labels: Vec<&str> = choices
10284                    .iter()
10285                    .map(|choice| choice.allow.name.as_ref())
10286                    .collect();
10287                assert!(
10288                    labels.contains(&"Always for edit file"),
10289                    "Missing 'Always for edit file' option"
10290                );
10291                assert!(
10292                    labels.contains(&"Always for `src/`"),
10293                    "Missing path pattern option"
10294                );
10295            } else {
10296                panic!("Expected WaitingForConfirmation status");
10297            }
10298        });
10299    }
10300
10301    #[gpui::test]
10302    async fn test_tool_permission_buttons_fetch_with_domain_pattern(cx: &mut TestAppContext) {
10303        init_test(cx);
10304
10305        let tool_call_id = acp::ToolCallId::new("fetch-1");
10306        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Fetch `https://docs.rs/gpui`")
10307            .kind(acp::ToolKind::Fetch);
10308
10309        let permission_options =
10310            ToolPermissionContext::new("fetch", "https://docs.rs/gpui").build_permission_options();
10311
10312        let connection =
10313            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
10314                tool_call_id.clone(),
10315                permission_options,
10316            )]));
10317
10318        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
10319
10320        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10321
10322        // Disable notifications
10323        cx.update(|_window, cx| {
10324            AgentSettings::override_global(
10325                AgentSettings {
10326                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
10327                    ..AgentSettings::get_global(cx).clone()
10328                },
10329                cx,
10330            );
10331        });
10332
10333        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10334        message_editor.update_in(cx, |editor, window, cx| {
10335            editor.set_text("Fetch the docs", window, cx);
10336        });
10337
10338        thread_view.update_in(cx, |thread_view, window, cx| {
10339            thread_view.send(window, cx);
10340        });
10341
10342        cx.run_until_parked();
10343
10344        // Verify the options
10345        thread_view.read_with(cx, |thread_view, cx| {
10346            let thread = thread_view.thread().expect("Thread should exist");
10347            let thread = thread.read(cx);
10348
10349            let tool_call = thread.entries().iter().find_map(|entry| {
10350                if let acp_thread::AgentThreadEntry::ToolCall(call) = entry {
10351                    Some(call)
10352                } else {
10353                    None
10354                }
10355            });
10356
10357            assert!(tool_call.is_some(), "Expected a tool call entry");
10358            let tool_call = tool_call.unwrap();
10359
10360            if let acp_thread::ToolCallStatus::WaitingForConfirmation { options, .. } =
10361                &tool_call.status
10362            {
10363                let PermissionOptions::Dropdown(choices) = options else {
10364                    panic!("Expected dropdown permission options");
10365                };
10366
10367                let labels: Vec<&str> = choices
10368                    .iter()
10369                    .map(|choice| choice.allow.name.as_ref())
10370                    .collect();
10371                assert!(
10372                    labels.contains(&"Always for fetch"),
10373                    "Missing 'Always for fetch' option"
10374                );
10375                assert!(
10376                    labels.contains(&"Always for `docs.rs`"),
10377                    "Missing domain pattern option"
10378                );
10379            } else {
10380                panic!("Expected WaitingForConfirmation status");
10381            }
10382        });
10383    }
10384
10385    #[gpui::test]
10386    async fn test_tool_permission_buttons_without_pattern(cx: &mut TestAppContext) {
10387        init_test(cx);
10388
10389        let tool_call_id = acp::ToolCallId::new("terminal-no-pattern-1");
10390        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Run `./deploy.sh --production`")
10391            .kind(acp::ToolKind::Edit);
10392
10393        // No pattern button since ./deploy.sh doesn't match the alphanumeric pattern
10394        let permission_options = ToolPermissionContext::new("terminal", "./deploy.sh --production")
10395            .build_permission_options();
10396
10397        let connection =
10398            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
10399                tool_call_id.clone(),
10400                permission_options,
10401            )]));
10402
10403        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
10404
10405        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10406
10407        // Disable notifications
10408        cx.update(|_window, cx| {
10409            AgentSettings::override_global(
10410                AgentSettings {
10411                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
10412                    ..AgentSettings::get_global(cx).clone()
10413                },
10414                cx,
10415            );
10416        });
10417
10418        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10419        message_editor.update_in(cx, |editor, window, cx| {
10420            editor.set_text("Run the deploy script", window, cx);
10421        });
10422
10423        thread_view.update_in(cx, |thread_view, window, cx| {
10424            thread_view.send(window, cx);
10425        });
10426
10427        cx.run_until_parked();
10428
10429        // Verify only 2 options (no pattern button when command doesn't match pattern)
10430        thread_view.read_with(cx, |thread_view, cx| {
10431            let thread = thread_view.thread().expect("Thread should exist");
10432            let thread = thread.read(cx);
10433
10434            let tool_call = thread.entries().iter().find_map(|entry| {
10435                if let acp_thread::AgentThreadEntry::ToolCall(call) = entry {
10436                    Some(call)
10437                } else {
10438                    None
10439                }
10440            });
10441
10442            assert!(tool_call.is_some(), "Expected a tool call entry");
10443            let tool_call = tool_call.unwrap();
10444
10445            if let acp_thread::ToolCallStatus::WaitingForConfirmation { options, .. } =
10446                &tool_call.status
10447            {
10448                let PermissionOptions::Dropdown(choices) = options else {
10449                    panic!("Expected dropdown permission options");
10450                };
10451
10452                assert_eq!(
10453                    choices.len(),
10454                    2,
10455                    "Expected 2 permission options (no pattern option)"
10456                );
10457
10458                let labels: Vec<&str> = choices
10459                    .iter()
10460                    .map(|choice| choice.allow.name.as_ref())
10461                    .collect();
10462                assert!(
10463                    labels.contains(&"Always for terminal"),
10464                    "Missing 'Always for terminal' option"
10465                );
10466                assert!(
10467                    labels.contains(&"Only this time"),
10468                    "Missing 'Only this time' option"
10469                );
10470                // Should NOT contain a pattern option
10471                assert!(
10472                    !labels.iter().any(|l| l.contains("commands")),
10473                    "Should not have pattern option"
10474                );
10475            } else {
10476                panic!("Expected WaitingForConfirmation status");
10477            }
10478        });
10479    }
10480
10481    #[gpui::test]
10482    async fn test_authorize_tool_call_action_triggers_authorization(cx: &mut TestAppContext) {
10483        init_test(cx);
10484
10485        let tool_call_id = acp::ToolCallId::new("action-test-1");
10486        let tool_call =
10487            acp::ToolCall::new(tool_call_id.clone(), "Run `cargo test`").kind(acp::ToolKind::Edit);
10488
10489        let permission_options =
10490            ToolPermissionContext::new("terminal", "cargo test").build_permission_options();
10491
10492        let connection =
10493            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
10494                tool_call_id.clone(),
10495                permission_options,
10496            )]));
10497
10498        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
10499
10500        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10501        add_to_workspace(thread_view.clone(), cx);
10502
10503        cx.update(|_window, cx| {
10504            AgentSettings::override_global(
10505                AgentSettings {
10506                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
10507                    ..AgentSettings::get_global(cx).clone()
10508                },
10509                cx,
10510            );
10511        });
10512
10513        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10514        message_editor.update_in(cx, |editor, window, cx| {
10515            editor.set_text("Run tests", window, cx);
10516        });
10517
10518        thread_view.update_in(cx, |thread_view, window, cx| {
10519            thread_view.send(window, cx);
10520        });
10521
10522        cx.run_until_parked();
10523
10524        // Verify tool call is waiting for confirmation
10525        thread_view.read_with(cx, |thread_view, cx| {
10526            let thread = thread_view.thread().expect("Thread should exist");
10527            let thread = thread.read(cx);
10528            let tool_call = thread.first_tool_awaiting_confirmation();
10529            assert!(
10530                tool_call.is_some(),
10531                "Expected a tool call waiting for confirmation"
10532            );
10533        });
10534
10535        // Dispatch the AuthorizeToolCall action (simulating dropdown menu selection)
10536        thread_view.update_in(cx, |_, window, cx| {
10537            window.dispatch_action(
10538                crate::AuthorizeToolCall {
10539                    tool_call_id: "action-test-1".to_string(),
10540                    option_id: "allow".to_string(),
10541                    option_kind: "AllowOnce".to_string(),
10542                }
10543                .boxed_clone(),
10544                cx,
10545            );
10546        });
10547
10548        cx.run_until_parked();
10549
10550        // Verify tool call is no longer waiting for confirmation (was authorized)
10551        thread_view.read_with(cx, |thread_view, cx| {
10552            let thread = thread_view.thread().expect("Thread should exist");
10553            let thread = thread.read(cx);
10554            let tool_call = thread.first_tool_awaiting_confirmation();
10555            assert!(
10556                tool_call.is_none(),
10557                "Tool call should no longer be waiting for confirmation after AuthorizeToolCall action"
10558            );
10559        });
10560    }
10561
10562    #[gpui::test]
10563    async fn test_authorize_tool_call_action_with_pattern_option(cx: &mut TestAppContext) {
10564        init_test(cx);
10565
10566        let tool_call_id = acp::ToolCallId::new("pattern-action-test-1");
10567        let tool_call =
10568            acp::ToolCall::new(tool_call_id.clone(), "Run `npm install`").kind(acp::ToolKind::Edit);
10569
10570        let permission_options =
10571            ToolPermissionContext::new("terminal", "npm install").build_permission_options();
10572
10573        let connection =
10574            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
10575                tool_call_id.clone(),
10576                permission_options.clone(),
10577            )]));
10578
10579        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
10580
10581        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10582        add_to_workspace(thread_view.clone(), cx);
10583
10584        cx.update(|_window, cx| {
10585            AgentSettings::override_global(
10586                AgentSettings {
10587                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
10588                    ..AgentSettings::get_global(cx).clone()
10589                },
10590                cx,
10591            );
10592        });
10593
10594        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10595        message_editor.update_in(cx, |editor, window, cx| {
10596            editor.set_text("Install dependencies", window, cx);
10597        });
10598
10599        thread_view.update_in(cx, |thread_view, window, cx| {
10600            thread_view.send(window, cx);
10601        });
10602
10603        cx.run_until_parked();
10604
10605        // Find the pattern option ID
10606        let pattern_option = match &permission_options {
10607            PermissionOptions::Dropdown(choices) => choices
10608                .iter()
10609                .find(|choice| {
10610                    choice
10611                        .allow
10612                        .option_id
10613                        .0
10614                        .starts_with("always_allow_pattern:")
10615                })
10616                .map(|choice| &choice.allow)
10617                .expect("Should have a pattern option for npm command"),
10618            _ => panic!("Expected dropdown permission options"),
10619        };
10620
10621        // Dispatch action with the pattern option (simulating "Always allow `npm` commands")
10622        thread_view.update_in(cx, |_, window, cx| {
10623            window.dispatch_action(
10624                crate::AuthorizeToolCall {
10625                    tool_call_id: "pattern-action-test-1".to_string(),
10626                    option_id: pattern_option.option_id.0.to_string(),
10627                    option_kind: "AllowAlways".to_string(),
10628                }
10629                .boxed_clone(),
10630                cx,
10631            );
10632        });
10633
10634        cx.run_until_parked();
10635
10636        // Verify tool call was authorized
10637        thread_view.read_with(cx, |thread_view, cx| {
10638            let thread = thread_view.thread().expect("Thread should exist");
10639            let thread = thread.read(cx);
10640            let tool_call = thread.first_tool_awaiting_confirmation();
10641            assert!(
10642                tool_call.is_none(),
10643                "Tool call should be authorized after selecting pattern option"
10644            );
10645        });
10646    }
10647
10648    #[gpui::test]
10649    async fn test_granularity_selection_updates_state(cx: &mut TestAppContext) {
10650        init_test(cx);
10651
10652        let tool_call_id = acp::ToolCallId::new("granularity-test-1");
10653        let tool_call =
10654            acp::ToolCall::new(tool_call_id.clone(), "Run `cargo build`").kind(acp::ToolKind::Edit);
10655
10656        let permission_options =
10657            ToolPermissionContext::new("terminal", "cargo build").build_permission_options();
10658
10659        let connection =
10660            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
10661                tool_call_id.clone(),
10662                permission_options.clone(),
10663            )]));
10664
10665        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
10666
10667        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10668        add_to_workspace(thread_view.clone(), cx);
10669
10670        cx.update(|_window, cx| {
10671            AgentSettings::override_global(
10672                AgentSettings {
10673                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
10674                    ..AgentSettings::get_global(cx).clone()
10675                },
10676                cx,
10677            );
10678        });
10679
10680        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10681        message_editor.update_in(cx, |editor, window, cx| {
10682            editor.set_text("Build the project", window, cx);
10683        });
10684
10685        thread_view.update_in(cx, |thread_view, window, cx| {
10686            thread_view.send(window, cx);
10687        });
10688
10689        cx.run_until_parked();
10690
10691        // Verify default granularity is the last option (index 2 = "Only this time")
10692        thread_view.read_with(cx, |thread_view, _cx| {
10693            let selected = thread_view
10694                .selected_permission_granularity
10695                .get(&tool_call_id);
10696            assert!(
10697                selected.is_none(),
10698                "Should have no selection initially (defaults to last)"
10699            );
10700        });
10701
10702        // Select the first option (index 0 = "Always for terminal")
10703        thread_view.update_in(cx, |_, window, cx| {
10704            window.dispatch_action(
10705                crate::SelectPermissionGranularity {
10706                    tool_call_id: "granularity-test-1".to_string(),
10707                    index: 0,
10708                }
10709                .boxed_clone(),
10710                cx,
10711            );
10712        });
10713
10714        cx.run_until_parked();
10715
10716        // Verify the selection was updated
10717        thread_view.read_with(cx, |thread_view, _cx| {
10718            let selected = thread_view
10719                .selected_permission_granularity
10720                .get(&tool_call_id);
10721            assert_eq!(selected, Some(&0), "Should have selected index 0");
10722        });
10723    }
10724
10725    #[gpui::test]
10726    async fn test_allow_button_uses_selected_granularity(cx: &mut TestAppContext) {
10727        init_test(cx);
10728
10729        let tool_call_id = acp::ToolCallId::new("allow-granularity-test-1");
10730        let tool_call =
10731            acp::ToolCall::new(tool_call_id.clone(), "Run `npm install`").kind(acp::ToolKind::Edit);
10732
10733        let permission_options =
10734            ToolPermissionContext::new("terminal", "npm install").build_permission_options();
10735
10736        // Verify we have the expected options
10737        let PermissionOptions::Dropdown(choices) = &permission_options else {
10738            panic!("Expected dropdown permission options");
10739        };
10740
10741        assert_eq!(choices.len(), 3);
10742        assert!(
10743            choices[0]
10744                .allow
10745                .option_id
10746                .0
10747                .contains("always_allow:terminal")
10748        );
10749        assert!(
10750            choices[1]
10751                .allow
10752                .option_id
10753                .0
10754                .contains("always_allow_pattern:terminal")
10755        );
10756        assert_eq!(choices[2].allow.option_id.0.as_ref(), "allow");
10757
10758        let connection =
10759            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
10760                tool_call_id.clone(),
10761                permission_options.clone(),
10762            )]));
10763
10764        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
10765
10766        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10767        add_to_workspace(thread_view.clone(), cx);
10768
10769        cx.update(|_window, cx| {
10770            AgentSettings::override_global(
10771                AgentSettings {
10772                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
10773                    ..AgentSettings::get_global(cx).clone()
10774                },
10775                cx,
10776            );
10777        });
10778
10779        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10780        message_editor.update_in(cx, |editor, window, cx| {
10781            editor.set_text("Install dependencies", window, cx);
10782        });
10783
10784        thread_view.update_in(cx, |thread_view, window, cx| {
10785            thread_view.send(window, cx);
10786        });
10787
10788        cx.run_until_parked();
10789
10790        // Select the pattern option (index 1 = "Always for `npm` commands")
10791        thread_view.update_in(cx, |_, window, cx| {
10792            window.dispatch_action(
10793                crate::SelectPermissionGranularity {
10794                    tool_call_id: "allow-granularity-test-1".to_string(),
10795                    index: 1,
10796                }
10797                .boxed_clone(),
10798                cx,
10799            );
10800        });
10801
10802        cx.run_until_parked();
10803
10804        // Simulate clicking the Allow button by dispatching AllowOnce action
10805        // which should use the selected granularity
10806        thread_view.update_in(cx, |thread_view, window, cx| {
10807            thread_view.allow_once(&AllowOnce, window, cx);
10808        });
10809
10810        cx.run_until_parked();
10811
10812        // Verify tool call was authorized
10813        thread_view.read_with(cx, |thread_view, cx| {
10814            let thread = thread_view.thread().expect("Thread should exist");
10815            let thread = thread.read(cx);
10816            let tool_call = thread.first_tool_awaiting_confirmation();
10817            assert!(
10818                tool_call.is_none(),
10819                "Tool call should be authorized after Allow with pattern granularity"
10820            );
10821        });
10822    }
10823
10824    #[gpui::test]
10825    async fn test_deny_button_uses_selected_granularity(cx: &mut TestAppContext) {
10826        init_test(cx);
10827
10828        let tool_call_id = acp::ToolCallId::new("deny-granularity-test-1");
10829        let tool_call =
10830            acp::ToolCall::new(tool_call_id.clone(), "Run `git push`").kind(acp::ToolKind::Edit);
10831
10832        let permission_options =
10833            ToolPermissionContext::new("terminal", "git push").build_permission_options();
10834
10835        let connection =
10836            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
10837                tool_call_id.clone(),
10838                permission_options.clone(),
10839            )]));
10840
10841        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
10842
10843        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10844        add_to_workspace(thread_view.clone(), cx);
10845
10846        cx.update(|_window, cx| {
10847            AgentSettings::override_global(
10848                AgentSettings {
10849                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
10850                    ..AgentSettings::get_global(cx).clone()
10851                },
10852                cx,
10853            );
10854        });
10855
10856        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10857        message_editor.update_in(cx, |editor, window, cx| {
10858            editor.set_text("Push changes", window, cx);
10859        });
10860
10861        thread_view.update_in(cx, |thread_view, window, cx| {
10862            thread_view.send(window, cx);
10863        });
10864
10865        cx.run_until_parked();
10866
10867        // Use default granularity (last option = "Only this time")
10868        // Simulate clicking the Deny button
10869        thread_view.update_in(cx, |thread_view, window, cx| {
10870            thread_view.reject_once(&RejectOnce, window, cx);
10871        });
10872
10873        cx.run_until_parked();
10874
10875        // Verify tool call was rejected (no longer waiting for confirmation)
10876        thread_view.read_with(cx, |thread_view, cx| {
10877            let thread = thread_view.thread().expect("Thread should exist");
10878            let thread = thread.read(cx);
10879            let tool_call = thread.first_tool_awaiting_confirmation();
10880            assert!(
10881                tool_call.is_none(),
10882                "Tool call should be rejected after Deny"
10883            );
10884        });
10885    }
10886
10887    #[gpui::test]
10888    async fn test_option_id_transformation_for_allow() {
10889        let permission_options = ToolPermissionContext::new("terminal", "cargo build --release")
10890            .build_permission_options();
10891
10892        let PermissionOptions::Dropdown(choices) = permission_options else {
10893            panic!("Expected dropdown permission options");
10894        };
10895
10896        let allow_ids: Vec<String> = choices
10897            .iter()
10898            .map(|choice| choice.allow.option_id.0.to_string())
10899            .collect();
10900
10901        assert!(allow_ids.contains(&"always_allow:terminal".to_string()));
10902        assert!(allow_ids.contains(&"allow".to_string()));
10903        assert!(
10904            allow_ids
10905                .iter()
10906                .any(|id| id.starts_with("always_allow_pattern:terminal:")),
10907            "Missing allow pattern option"
10908        );
10909    }
10910
10911    #[gpui::test]
10912    async fn test_option_id_transformation_for_deny() {
10913        let permission_options = ToolPermissionContext::new("terminal", "cargo build --release")
10914            .build_permission_options();
10915
10916        let PermissionOptions::Dropdown(choices) = permission_options else {
10917            panic!("Expected dropdown permission options");
10918        };
10919
10920        let deny_ids: Vec<String> = choices
10921            .iter()
10922            .map(|choice| choice.deny.option_id.0.to_string())
10923            .collect();
10924
10925        assert!(deny_ids.contains(&"always_deny:terminal".to_string()));
10926        assert!(deny_ids.contains(&"deny".to_string()));
10927        assert!(
10928            deny_ids
10929                .iter()
10930                .any(|id| id.starts_with("always_deny_pattern:terminal:")),
10931            "Missing deny pattern option"
10932        );
10933    }
10934}