thread_view.rs

    1use acp_thread::{
    2    AcpThread, AcpThreadEvent, AgentSessionInfo, AgentThreadEntry, AssistantMessage,
    3    AssistantMessageChunk, AuthRequired, LoadError, MentionUri, RetryStatus, ThreadStatus,
    4    ToolCall, ToolCallContent, ToolCallStatus, UserMessageId,
    5};
    6use acp_thread::{AgentConnection, Plan};
    7use action_log::{ActionLog, ActionLogTelemetry};
    8use agent::{NativeAgentServer, NativeAgentSessionList, SharedThread, ThreadStore};
    9use agent_client_protocol::{self as acp, PromptCapabilities};
   10use agent_servers::{AgentServer, AgentServerDelegate};
   11use agent_settings::{AgentProfileId, AgentSettings};
   12use anyhow::{Result, anyhow};
   13use arrayvec::ArrayVec;
   14use audio::{Audio, Sound};
   15use buffer_diff::BufferDiff;
   16use client::zed_urls;
   17use collections::{HashMap, HashSet};
   18use editor::scroll::Autoscroll;
   19use editor::{
   20    Editor, EditorEvent, EditorMode, MultiBuffer, PathKey, SelectionEffects, SizingBehavior,
   21};
   22use feature_flags::{AgentSharingFeatureFlag, AgentV2FeatureFlag, FeatureFlagAppExt};
   23use file_icons::FileIcons;
   24use fs::Fs;
   25use futures::FutureExt as _;
   26use gpui::{
   27    Action, Animation, AnimationExt, AnyView, App, BorderStyle, ClickEvent, ClipboardItem,
   28    CursorStyle, EdgesRefinement, ElementId, Empty, Entity, FocusHandle, Focusable, Hsla, Length,
   29    ListOffset, ListState, ObjectFit, PlatformDisplay, ScrollHandle, SharedString, StyleRefinement,
   30    Subscription, Task, TextStyle, TextStyleRefinement, UnderlineStyle, WeakEntity, Window,
   31    WindowHandle, div, ease_in_out, img, linear_color_stop, linear_gradient, list, point,
   32    pulsating_between,
   33};
   34use language::Buffer;
   35use language_model::LanguageModelRegistry;
   36use markdown::{HeadingLevelStyles, Markdown, MarkdownElement, MarkdownStyle};
   37use project::{AgentServerStore, ExternalAgentServerName, Project, ProjectEntryId};
   38use prompt_store::{PromptId, PromptStore};
   39use rope::Point;
   40use settings::{NotifyWhenAgentWaiting, Settings as _, SettingsStore};
   41use std::cell::RefCell;
   42use std::path::Path;
   43use std::sync::Arc;
   44use std::time::Instant;
   45use std::{collections::BTreeMap, rc::Rc, time::Duration};
   46use terminal_view::terminal_panel::TerminalPanel;
   47use text::{Anchor, ToPoint as _};
   48use theme::{AgentFontSize, ThemeSettings};
   49use ui::{
   50    Callout, CommonAnimationExt, ContextMenu, ContextMenuEntry, CopyButton, DecoratedIcon,
   51    DiffStat, Disclosure, Divider, DividerColor, IconDecoration, IconDecorationKind, KeyBinding,
   52    PopoverMenu, PopoverMenuHandle, SpinnerLabel, TintColor, Tooltip, WithScrollbar, prelude::*,
   53    right_click_menu,
   54};
   55use util::defer;
   56use util::{ResultExt, size::format_file_size, time::duration_alt_display};
   57use workspace::{CollaboratorId, NewTerminal, Toast, Workspace, notifications::NotificationId};
   58use zed_actions::agent::{Chat, ToggleModelSelector};
   59use zed_actions::assistant::OpenRulesLibrary;
   60
   61use super::config_options::ConfigOptionsView;
   62use super::entry_view_state::EntryViewState;
   63use super::thread_history::AcpThreadHistory;
   64use crate::acp::AcpModelSelectorPopover;
   65use crate::acp::ModeSelector;
   66use crate::acp::entry_view_state::{EntryViewEvent, ViewEvent};
   67use crate::acp::message_editor::{MessageEditor, MessageEditorEvent};
   68use crate::agent_diff::AgentDiff;
   69use crate::profile_selector::{ProfileProvider, ProfileSelector};
   70use crate::ui::{AgentNotification, AgentNotificationEvent};
   71use crate::{
   72    AgentDiffPane, AgentPanel, AllowAlways, AllowOnce, AuthorizeToolCall, ClearMessageQueue,
   73    CycleFavoriteModels, CycleModeSelector, ExpandMessageEditor, Follow, KeepAll, NewThread,
   74    OpenAgentDiff, OpenHistory, RejectAll, RejectOnce, SelectPermissionGranularity,
   75    SendImmediately, SendNextQueuedMessage, ToggleProfileSelector,
   76};
   77
   78const MAX_COLLAPSED_LINES: usize = 3;
   79const STOPWATCH_THRESHOLD: Duration = Duration::from_secs(30);
   80const TOKEN_THRESHOLD: u64 = 250;
   81
   82#[derive(Copy, Clone, Debug, PartialEq, Eq)]
   83enum ThreadFeedback {
   84    Positive,
   85    Negative,
   86}
   87
   88#[derive(Debug)]
   89enum ThreadError {
   90    PaymentRequired,
   91    Refusal,
   92    AuthenticationRequired(SharedString),
   93    Other(SharedString),
   94}
   95
   96impl ThreadError {
   97    fn from_err(error: anyhow::Error, agent: &Rc<dyn AgentServer>) -> Self {
   98        if error.is::<language_model::PaymentRequiredError>() {
   99            Self::PaymentRequired
  100        } else if let Some(acp_error) = error.downcast_ref::<acp::Error>()
  101            && acp_error.code == acp::ErrorCode::AuthRequired
  102        {
  103            Self::AuthenticationRequired(acp_error.message.clone().into())
  104        } else {
  105            let string = format!("{:#}", error);
  106            // TODO: we should have Gemini return better errors here.
  107            if agent.clone().downcast::<agent_servers::Gemini>().is_some()
  108                && string.contains("Could not load the default credentials")
  109                || string.contains("API key not valid")
  110                || string.contains("Request had invalid authentication credentials")
  111            {
  112                Self::AuthenticationRequired(string.into())
  113            } else {
  114                Self::Other(string.into())
  115            }
  116        }
  117    }
  118}
  119
  120impl ProfileProvider for Entity<agent::Thread> {
  121    fn profile_id(&self, cx: &App) -> AgentProfileId {
  122        self.read(cx).profile().clone()
  123    }
  124
  125    fn set_profile(&self, profile_id: AgentProfileId, cx: &mut App) {
  126        self.update(cx, |thread, cx| {
  127            // Apply the profile and let the thread swap to its default model.
  128            thread.set_profile(profile_id, cx);
  129        });
  130    }
  131
  132    fn profiles_supported(&self, cx: &App) -> bool {
  133        self.read(cx)
  134            .model()
  135            .is_some_and(|model| model.supports_tools())
  136    }
  137}
  138
  139#[derive(Default)]
  140struct ThreadFeedbackState {
  141    feedback: Option<ThreadFeedback>,
  142    comments_editor: Option<Entity<Editor>>,
  143}
  144
  145impl ThreadFeedbackState {
  146    pub fn submit(
  147        &mut self,
  148        thread: Entity<AcpThread>,
  149        feedback: ThreadFeedback,
  150        window: &mut Window,
  151        cx: &mut App,
  152    ) {
  153        let Some(telemetry) = thread.read(cx).connection().telemetry() else {
  154            return;
  155        };
  156
  157        if self.feedback == Some(feedback) {
  158            return;
  159        }
  160
  161        self.feedback = Some(feedback);
  162        match feedback {
  163            ThreadFeedback::Positive => {
  164                self.comments_editor = None;
  165            }
  166            ThreadFeedback::Negative => {
  167                self.comments_editor = Some(Self::build_feedback_comments_editor(window, cx));
  168            }
  169        }
  170        let session_id = thread.read(cx).session_id().clone();
  171        let agent_telemetry_id = thread.read(cx).connection().telemetry_id();
  172        let task = telemetry.thread_data(&session_id, cx);
  173        let rating = match feedback {
  174            ThreadFeedback::Positive => "positive",
  175            ThreadFeedback::Negative => "negative",
  176        };
  177        cx.background_spawn(async move {
  178            let thread = task.await?;
  179            telemetry::event!(
  180                "Agent Thread Rated",
  181                agent = agent_telemetry_id,
  182                session_id = session_id,
  183                rating = rating,
  184                thread = thread
  185            );
  186            anyhow::Ok(())
  187        })
  188        .detach_and_log_err(cx);
  189    }
  190
  191    pub fn submit_comments(&mut self, thread: Entity<AcpThread>, cx: &mut App) {
  192        let Some(telemetry) = thread.read(cx).connection().telemetry() else {
  193            return;
  194        };
  195
  196        let Some(comments) = self
  197            .comments_editor
  198            .as_ref()
  199            .map(|editor| editor.read(cx).text(cx))
  200            .filter(|text| !text.trim().is_empty())
  201        else {
  202            return;
  203        };
  204
  205        self.comments_editor.take();
  206
  207        let session_id = thread.read(cx).session_id().clone();
  208        let agent_telemetry_id = thread.read(cx).connection().telemetry_id();
  209        let task = telemetry.thread_data(&session_id, cx);
  210        cx.background_spawn(async move {
  211            let thread = task.await?;
  212            telemetry::event!(
  213                "Agent Thread Feedback Comments",
  214                agent = agent_telemetry_id,
  215                session_id = session_id,
  216                comments = comments,
  217                thread = thread
  218            );
  219            anyhow::Ok(())
  220        })
  221        .detach_and_log_err(cx);
  222    }
  223
  224    pub fn clear(&mut self) {
  225        *self = Self::default()
  226    }
  227
  228    pub fn dismiss_comments(&mut self) {
  229        self.comments_editor.take();
  230    }
  231
  232    fn build_feedback_comments_editor(window: &mut Window, cx: &mut App) -> Entity<Editor> {
  233        let buffer = cx.new(|cx| {
  234            let empty_string = String::new();
  235            MultiBuffer::singleton(cx.new(|cx| Buffer::local(empty_string, cx)), cx)
  236        });
  237
  238        let editor = cx.new(|cx| {
  239            let mut editor = Editor::new(
  240                editor::EditorMode::AutoHeight {
  241                    min_lines: 1,
  242                    max_lines: Some(4),
  243                },
  244                buffer,
  245                None,
  246                window,
  247                cx,
  248            );
  249            editor.set_placeholder_text(
  250                "What went wrong? Share your feedback so we can improve.",
  251                window,
  252                cx,
  253            );
  254            editor
  255        });
  256
  257        editor.read(cx).focus_handle(cx).focus(window, cx);
  258        editor
  259    }
  260}
  261
  262#[derive(Default, Clone, Copy)]
  263struct DiffStats {
  264    lines_added: u32,
  265    lines_removed: u32,
  266}
  267
  268impl DiffStats {
  269    fn single_file(buffer: &Buffer, diff: &BufferDiff, cx: &App) -> Self {
  270        let mut stats = DiffStats::default();
  271        let diff_snapshot = diff.snapshot(cx);
  272        let buffer_snapshot = buffer.snapshot();
  273        let base_text = diff_snapshot.base_text();
  274
  275        for hunk in diff_snapshot.hunks(&buffer_snapshot) {
  276            let added_rows = hunk.range.end.row.saturating_sub(hunk.range.start.row);
  277            stats.lines_added += added_rows;
  278
  279            let base_start = hunk.diff_base_byte_range.start.to_point(base_text).row;
  280            let base_end = hunk.diff_base_byte_range.end.to_point(base_text).row;
  281            let removed_rows = base_end.saturating_sub(base_start);
  282            stats.lines_removed += removed_rows;
  283        }
  284
  285        stats
  286    }
  287
  288    fn all_files(changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>, cx: &App) -> Self {
  289        let mut total = DiffStats::default();
  290        for (buffer, diff) in changed_buffers {
  291            let stats = DiffStats::single_file(buffer.read(cx), diff.read(cx), cx);
  292            total.lines_added += stats.lines_added;
  293            total.lines_removed += stats.lines_removed;
  294        }
  295        total
  296    }
  297}
  298
  299pub struct AcpThreadView {
  300    agent: Rc<dyn AgentServer>,
  301    agent_server_store: Entity<AgentServerStore>,
  302    workspace: WeakEntity<Workspace>,
  303    project: Entity<Project>,
  304    thread_state: ThreadState,
  305    permission_dropdown_handle: PopoverMenuHandle<ContextMenu>,
  306    /// Tracks the selected granularity index for each tool call's permission dropdown.
  307    /// The index corresponds to the position in the allow_options list.
  308    /// Default is the last option (index pointing to "Only this time").
  309    selected_permission_granularity: HashMap<acp::ToolCallId, usize>,
  310    login: Option<task::SpawnInTerminal>,
  311    recent_history_entries: Vec<AgentSessionInfo>,
  312    history: Entity<AcpThreadHistory>,
  313    _history_subscription: Subscription,
  314    hovered_recent_history_item: Option<usize>,
  315    entry_view_state: Entity<EntryViewState>,
  316    message_editor: Entity<MessageEditor>,
  317    focus_handle: FocusHandle,
  318    model_selector: Option<Entity<AcpModelSelectorPopover>>,
  319    config_options_view: Option<Entity<ConfigOptionsView>>,
  320    profile_selector: Option<Entity<ProfileSelector>>,
  321    notifications: Vec<WindowHandle<AgentNotification>>,
  322    notification_subscriptions: HashMap<WindowHandle<AgentNotification>, Vec<Subscription>>,
  323    thread_retry_status: Option<RetryStatus>,
  324    thread_error: Option<ThreadError>,
  325    thread_error_markdown: Option<Entity<Markdown>>,
  326    token_limit_callout_dismissed: bool,
  327    thread_feedback: ThreadFeedbackState,
  328    list_state: ListState,
  329    auth_task: Option<Task<()>>,
  330    /// Tracks which tool calls have their content/output expanded.
  331    /// Used for showing/hiding tool call results, terminal output, etc.
  332    expanded_tool_calls: HashSet<acp::ToolCallId>,
  333    /// Tracks which terminal commands have their command text expanded.
  334    /// This is separate from `expanded_tool_calls` because command text expansion
  335    /// (showing all lines of a long command) is independent from output expansion
  336    /// (showing the terminal output).
  337    expanded_terminal_commands: HashSet<acp::ToolCallId>,
  338    expanded_tool_call_raw_inputs: HashSet<acp::ToolCallId>,
  339    expanded_thinking_blocks: HashSet<(usize, usize)>,
  340    expanded_subagents: HashSet<acp::SessionId>,
  341    subagent_scroll_handles: RefCell<HashMap<acp::SessionId, ScrollHandle>>,
  342    edits_expanded: bool,
  343    plan_expanded: bool,
  344    queue_expanded: bool,
  345    editor_expanded: bool,
  346    should_be_following: bool,
  347    editing_message: Option<usize>,
  348    discarded_partial_edits: HashSet<acp::ToolCallId>,
  349    prompt_capabilities: Rc<RefCell<PromptCapabilities>>,
  350    available_commands: Rc<RefCell<Vec<acp::AvailableCommand>>>,
  351    is_loading_contents: bool,
  352    new_server_version_available: Option<SharedString>,
  353    resume_thread_metadata: Option<AgentSessionInfo>,
  354    _cancel_task: Option<Task<()>>,
  355    _subscriptions: [Subscription; 5],
  356    show_codex_windows_warning: bool,
  357    in_flight_prompt: Option<Vec<acp::ContentBlock>>,
  358    message_queue: Vec<QueuedMessage>,
  359    skip_queue_processing_count: usize,
  360    user_interrupted_generation: bool,
  361    turn_tokens: Option<u64>,
  362    last_turn_tokens: Option<u64>,
  363    turn_started_at: Option<Instant>,
  364    last_turn_duration: Option<Duration>,
  365    turn_generation: usize,
  366    _turn_timer_task: Option<Task<()>>,
  367    hovered_edited_file_buttons: Option<usize>,
  368}
  369
  370struct QueuedMessage {
  371    content: Vec<acp::ContentBlock>,
  372    tracked_buffers: Vec<Entity<Buffer>>,
  373}
  374
  375enum ThreadState {
  376    Loading(Entity<LoadingView>),
  377    Ready {
  378        thread: Entity<AcpThread>,
  379        title_editor: Option<Entity<Editor>>,
  380        mode_selector: Option<Entity<ModeSelector>>,
  381        _subscriptions: Vec<Subscription>,
  382    },
  383    LoadError(LoadError),
  384    Unauthenticated {
  385        connection: Rc<dyn AgentConnection>,
  386        description: Option<Entity<Markdown>>,
  387        configuration_view: Option<AnyView>,
  388        pending_auth_method: Option<acp::AuthMethodId>,
  389        _subscription: Option<Subscription>,
  390    },
  391}
  392
  393struct LoadingView {
  394    title: SharedString,
  395    _load_task: Task<()>,
  396    _update_title_task: Task<anyhow::Result<()>>,
  397}
  398
  399impl AcpThreadView {
  400    pub fn new(
  401        agent: Rc<dyn AgentServer>,
  402        resume_thread: Option<AgentSessionInfo>,
  403        summarize_thread: Option<AgentSessionInfo>,
  404        workspace: WeakEntity<Workspace>,
  405        project: Entity<Project>,
  406        thread_store: Option<Entity<ThreadStore>>,
  407        prompt_store: Option<Entity<PromptStore>>,
  408        history: Entity<AcpThreadHistory>,
  409        track_load_event: bool,
  410        window: &mut Window,
  411        cx: &mut Context<Self>,
  412    ) -> Self {
  413        let prompt_capabilities = Rc::new(RefCell::new(acp::PromptCapabilities::default()));
  414        let available_commands = Rc::new(RefCell::new(vec![]));
  415
  416        let agent_server_store = project.read(cx).agent_server_store().clone();
  417        let agent_display_name = agent_server_store
  418            .read(cx)
  419            .agent_display_name(&ExternalAgentServerName(agent.name()))
  420            .unwrap_or_else(|| agent.name());
  421
  422        let placeholder = placeholder_text(agent_display_name.as_ref(), false);
  423
  424        let message_editor = cx.new(|cx| {
  425            let mut editor = MessageEditor::new(
  426                workspace.clone(),
  427                project.downgrade(),
  428                thread_store.clone(),
  429                history.downgrade(),
  430                prompt_store.clone(),
  431                prompt_capabilities.clone(),
  432                available_commands.clone(),
  433                agent.name(),
  434                &placeholder,
  435                editor::EditorMode::AutoHeight {
  436                    min_lines: AgentSettings::get_global(cx).message_editor_min_lines,
  437                    max_lines: Some(AgentSettings::get_global(cx).set_message_editor_max_lines()),
  438                },
  439                window,
  440                cx,
  441            );
  442            if let Some(entry) = summarize_thread {
  443                editor.insert_thread_summary(entry, window, cx);
  444            }
  445            editor
  446        });
  447
  448        let list_state = ListState::new(0, gpui::ListAlignment::Bottom, px(2048.0));
  449
  450        let entry_view_state = cx.new(|_| {
  451            EntryViewState::new(
  452                workspace.clone(),
  453                project.downgrade(),
  454                thread_store.clone(),
  455                history.downgrade(),
  456                prompt_store.clone(),
  457                prompt_capabilities.clone(),
  458                available_commands.clone(),
  459                agent.name(),
  460            )
  461        });
  462
  463        let subscriptions = [
  464            cx.observe_global_in::<SettingsStore>(window, Self::agent_ui_font_size_changed),
  465            cx.observe_global_in::<AgentFontSize>(window, Self::agent_ui_font_size_changed),
  466            cx.subscribe_in(&message_editor, window, Self::handle_message_editor_event),
  467            cx.subscribe_in(&entry_view_state, window, Self::handle_entry_view_event),
  468            cx.subscribe_in(
  469                &agent_server_store,
  470                window,
  471                Self::handle_agent_servers_updated,
  472            ),
  473        ];
  474
  475        cx.on_release(|this, cx| {
  476            for window in this.notifications.drain(..) {
  477                window
  478                    .update(cx, |_, window, _| {
  479                        window.remove_window();
  480                    })
  481                    .ok();
  482            }
  483        })
  484        .detach();
  485
  486        let show_codex_windows_warning = cfg!(windows)
  487            && project.read(cx).is_local()
  488            && agent.clone().downcast::<agent_servers::Codex>().is_some();
  489
  490        let recent_history_entries = history.read(cx).get_recent_sessions(3);
  491        let history_subscription = cx.observe(&history, |this, history, cx| {
  492            this.update_recent_history_from_cache(&history, cx);
  493        });
  494
  495        Self {
  496            agent: agent.clone(),
  497            agent_server_store,
  498            workspace: workspace.clone(),
  499            project: project.clone(),
  500            entry_view_state,
  501            permission_dropdown_handle: PopoverMenuHandle::default(),
  502            selected_permission_granularity: HashMap::default(),
  503            thread_state: Self::initial_state(
  504                agent.clone(),
  505                resume_thread.clone(),
  506                workspace.clone(),
  507                project.clone(),
  508                track_load_event,
  509                window,
  510                cx,
  511            ),
  512            login: None,
  513            message_editor,
  514            model_selector: None,
  515            config_options_view: None,
  516            profile_selector: None,
  517            notifications: Vec::new(),
  518            notification_subscriptions: HashMap::default(),
  519            list_state: list_state,
  520            thread_retry_status: None,
  521            thread_error: None,
  522            thread_error_markdown: None,
  523            token_limit_callout_dismissed: false,
  524            thread_feedback: Default::default(),
  525            auth_task: None,
  526            expanded_tool_calls: HashSet::default(),
  527            expanded_terminal_commands: HashSet::default(),
  528            expanded_tool_call_raw_inputs: HashSet::default(),
  529            expanded_thinking_blocks: HashSet::default(),
  530            expanded_subagents: HashSet::default(),
  531            subagent_scroll_handles: RefCell::new(HashMap::default()),
  532            editing_message: None,
  533            edits_expanded: false,
  534            plan_expanded: false,
  535            queue_expanded: true,
  536            discarded_partial_edits: HashSet::default(),
  537            prompt_capabilities,
  538            available_commands,
  539            editor_expanded: false,
  540            should_be_following: false,
  541            recent_history_entries,
  542            history,
  543            _history_subscription: history_subscription,
  544            hovered_recent_history_item: None,
  545            is_loading_contents: false,
  546            _subscriptions: subscriptions,
  547            _cancel_task: None,
  548            focus_handle: cx.focus_handle(),
  549            new_server_version_available: None,
  550            resume_thread_metadata: resume_thread,
  551            show_codex_windows_warning,
  552            in_flight_prompt: None,
  553            message_queue: Vec::new(),
  554            skip_queue_processing_count: 0,
  555            user_interrupted_generation: false,
  556            turn_tokens: None,
  557            last_turn_tokens: None,
  558            turn_started_at: None,
  559            last_turn_duration: None,
  560            turn_generation: 0,
  561            _turn_timer_task: None,
  562            hovered_edited_file_buttons: None,
  563        }
  564    }
  565
  566    fn reset(&mut self, window: &mut Window, cx: &mut Context<Self>) {
  567        self.thread_state = Self::initial_state(
  568            self.agent.clone(),
  569            self.resume_thread_metadata.clone(),
  570            self.workspace.clone(),
  571            self.project.clone(),
  572            true,
  573            window,
  574            cx,
  575        );
  576        self.available_commands.replace(vec![]);
  577        self.new_server_version_available.take();
  578        self.message_queue.clear();
  579        self.recent_history_entries.clear();
  580        self.turn_tokens = None;
  581        self.last_turn_tokens = None;
  582        self.turn_started_at = None;
  583        self.last_turn_duration = None;
  584        self._turn_timer_task = None;
  585        cx.notify();
  586    }
  587
  588    fn initial_state(
  589        agent: Rc<dyn AgentServer>,
  590        resume_thread: Option<AgentSessionInfo>,
  591        workspace: WeakEntity<Workspace>,
  592        project: Entity<Project>,
  593        track_load_event: bool,
  594        window: &mut Window,
  595        cx: &mut Context<Self>,
  596    ) -> ThreadState {
  597        if project.read(cx).is_via_collab()
  598            && agent.clone().downcast::<NativeAgentServer>().is_none()
  599        {
  600            return ThreadState::LoadError(LoadError::Other(
  601                "External agents are not yet supported in shared projects.".into(),
  602            ));
  603        }
  604        let mut worktrees = project.read(cx).visible_worktrees(cx).collect::<Vec<_>>();
  605        // Pick the first non-single-file worktree for the root directory if there are any,
  606        // and otherwise the parent of a single-file worktree, falling back to $HOME if there are no visible worktrees.
  607        worktrees.sort_by(|l, r| {
  608            l.read(cx)
  609                .is_single_file()
  610                .cmp(&r.read(cx).is_single_file())
  611        });
  612        let root_dir = worktrees
  613            .into_iter()
  614            .filter_map(|worktree| {
  615                if worktree.read(cx).is_single_file() {
  616                    Some(worktree.read(cx).abs_path().parent()?.into())
  617                } else {
  618                    Some(worktree.read(cx).abs_path())
  619                }
  620            })
  621            .next();
  622        let (status_tx, mut status_rx) = watch::channel("Loading…".into());
  623        let (new_version_available_tx, mut new_version_available_rx) = watch::channel(None);
  624        let delegate = AgentServerDelegate::new(
  625            project.read(cx).agent_server_store().clone(),
  626            project.clone(),
  627            Some(status_tx),
  628            Some(new_version_available_tx),
  629        );
  630
  631        let connect_task = agent.connect(root_dir.as_deref(), delegate, cx);
  632        let load_task = cx.spawn_in(window, async move |this, cx| {
  633            let connection = match connect_task.await {
  634                Ok((connection, login)) => {
  635                    this.update(cx, |this, _| this.login = login).ok();
  636                    connection
  637                }
  638                Err(err) => {
  639                    this.update_in(cx, |this, window, cx| {
  640                        if err.downcast_ref::<LoadError>().is_some() {
  641                            this.handle_load_error(err, window, cx);
  642                        } else {
  643                            this.handle_thread_error(err, cx);
  644                        }
  645                        cx.notify();
  646                    })
  647                    .log_err();
  648                    return;
  649                }
  650            };
  651
  652            if track_load_event {
  653                telemetry::event!("Agent Thread Started", agent = connection.telemetry_id());
  654            }
  655
  656            let result = if let Some(native_agent) = connection
  657                .clone()
  658                .downcast::<agent::NativeAgentConnection>()
  659                && let Some(resume) = resume_thread.clone()
  660            {
  661                cx.update(|_, cx| {
  662                    native_agent
  663                        .0
  664                        .update(cx, |agent, cx| agent.open_thread(resume.session_id, cx))
  665                })
  666                .log_err()
  667            } else {
  668                let root_dir = root_dir.unwrap_or(paths::home_dir().as_path().into());
  669                cx.update(|_, cx| {
  670                    connection
  671                        .clone()
  672                        .new_thread(project.clone(), &root_dir, cx)
  673                })
  674                .log_err()
  675            };
  676
  677            let Some(result) = result else {
  678                return;
  679            };
  680
  681            let result = match result.await {
  682                Err(e) => match e.downcast::<acp_thread::AuthRequired>() {
  683                    Ok(err) => {
  684                        cx.update(|window, cx| {
  685                            Self::handle_auth_required(this, err, agent, connection, window, cx)
  686                        })
  687                        .log_err();
  688                        return;
  689                    }
  690                    Err(err) => Err(err),
  691                },
  692                Ok(thread) => Ok(thread),
  693            };
  694
  695            this.update_in(cx, |this, window, cx| {
  696                match result {
  697                    Ok(thread) => {
  698                        let action_log = thread.read(cx).action_log().clone();
  699
  700                        this.prompt_capabilities
  701                            .replace(thread.read(cx).prompt_capabilities());
  702
  703                        let count = thread.read(cx).entries().len();
  704                        this.entry_view_state.update(cx, |view_state, cx| {
  705                            for ix in 0..count {
  706                                view_state.sync_entry(ix, &thread, window, cx);
  707                            }
  708                            this.list_state.splice_focusable(
  709                                0..0,
  710                                (0..count).map(|ix| view_state.entry(ix)?.focus_handle(cx)),
  711                            );
  712                        });
  713
  714                        AgentDiff::set_active_thread(&workspace, thread.clone(), window, cx);
  715
  716                        let connection = thread.read(cx).connection().clone();
  717                        let session_id = thread.read(cx).session_id().clone();
  718                        let session_list = connection.session_list(cx);
  719                        this.history.update(cx, |history, cx| {
  720                            history.set_session_list(session_list, cx);
  721                        });
  722
  723                        // Check for config options first
  724                        // Config options take precedence over legacy mode/model selectors
  725                        // (feature flag gating happens at the data layer)
  726                        let config_options_provider =
  727                            connection.session_config_options(&session_id, cx);
  728
  729                        let mode_selector;
  730                        if let Some(config_options) = config_options_provider {
  731                            // Use config options - don't create mode_selector or model_selector
  732                            let agent_server = this.agent.clone();
  733                            let fs = this.project.read(cx).fs().clone();
  734                            this.config_options_view = Some(cx.new(|cx| {
  735                                ConfigOptionsView::new(config_options, agent_server, fs, window, cx)
  736                            }));
  737                            this.model_selector = None;
  738                            mode_selector = None;
  739                        } else {
  740                            // Fall back to legacy mode/model selectors
  741                            this.config_options_view = None;
  742                            this.model_selector =
  743                                connection.model_selector(&session_id).map(|selector| {
  744                                    let agent_server = this.agent.clone();
  745                                    let fs = this.project.read(cx).fs().clone();
  746                                    cx.new(|cx| {
  747                                        AcpModelSelectorPopover::new(
  748                                            selector,
  749                                            agent_server,
  750                                            fs,
  751                                            PopoverMenuHandle::default(),
  752                                            this.focus_handle(cx),
  753                                            window,
  754                                            cx,
  755                                        )
  756                                    })
  757                                });
  758
  759                            mode_selector =
  760                                connection
  761                                    .session_modes(&session_id, cx)
  762                                    .map(|session_modes| {
  763                                        let fs = this.project.read(cx).fs().clone();
  764                                        let focus_handle = this.focus_handle(cx);
  765                                        cx.new(|_cx| {
  766                                            ModeSelector::new(
  767                                                session_modes,
  768                                                this.agent.clone(),
  769                                                fs,
  770                                                focus_handle,
  771                                            )
  772                                        })
  773                                    });
  774                        }
  775
  776                        let mut subscriptions = vec![
  777                            cx.subscribe_in(&thread, window, Self::handle_thread_event),
  778                            cx.observe(&action_log, |_, _, cx| cx.notify()),
  779                        ];
  780
  781                        let title_editor =
  782                            if thread.update(cx, |thread, cx| thread.can_set_title(cx)) {
  783                                let editor = cx.new(|cx| {
  784                                    let mut editor = Editor::single_line(window, cx);
  785                                    editor.set_text(thread.read(cx).title(), window, cx);
  786                                    editor
  787                                });
  788                                subscriptions.push(cx.subscribe_in(
  789                                    &editor,
  790                                    window,
  791                                    Self::handle_title_editor_event,
  792                                ));
  793                                Some(editor)
  794                            } else {
  795                                None
  796                            };
  797
  798                        this.thread_state = ThreadState::Ready {
  799                            thread,
  800                            title_editor,
  801                            mode_selector,
  802                            _subscriptions: subscriptions,
  803                        };
  804
  805                        this.profile_selector = this.as_native_thread(cx).map(|thread| {
  806                            cx.new(|cx| {
  807                                ProfileSelector::new(
  808                                    <dyn Fs>::global(cx),
  809                                    Arc::new(thread.clone()),
  810                                    this.focus_handle(cx),
  811                                    cx,
  812                                )
  813                            })
  814                        });
  815
  816                        this.message_editor.focus_handle(cx).focus(window, cx);
  817
  818                        cx.notify();
  819                    }
  820                    Err(err) => {
  821                        this.handle_load_error(err, window, cx);
  822                    }
  823                };
  824            })
  825            .log_err();
  826        });
  827
  828        cx.spawn(async move |this, cx| {
  829            while let Ok(new_version) = new_version_available_rx.recv().await {
  830                if let Some(new_version) = new_version {
  831                    this.update(cx, |this, cx| {
  832                        this.new_server_version_available = Some(new_version.into());
  833                        cx.notify();
  834                    })
  835                    .ok();
  836                }
  837            }
  838        })
  839        .detach();
  840
  841        let loading_view = cx.new(|cx| {
  842            let update_title_task = cx.spawn(async move |this, cx| {
  843                loop {
  844                    let status = status_rx.recv().await?;
  845                    this.update(cx, |this: &mut LoadingView, cx| {
  846                        this.title = status;
  847                        cx.notify();
  848                    })?;
  849                }
  850            });
  851
  852            LoadingView {
  853                title: "Loading…".into(),
  854                _load_task: load_task,
  855                _update_title_task: update_title_task,
  856            }
  857        });
  858
  859        ThreadState::Loading(loading_view)
  860    }
  861
  862    fn handle_auth_required(
  863        this: WeakEntity<Self>,
  864        err: AuthRequired,
  865        agent: Rc<dyn AgentServer>,
  866        connection: Rc<dyn AgentConnection>,
  867        window: &mut Window,
  868        cx: &mut App,
  869    ) {
  870        let agent_name = agent.name();
  871        let (configuration_view, subscription) = if let Some(provider_id) = &err.provider_id {
  872            let registry = LanguageModelRegistry::global(cx);
  873
  874            let sub = window.subscribe(&registry, cx, {
  875                let provider_id = provider_id.clone();
  876                let this = this.clone();
  877                move |_, ev, window, cx| {
  878                    if let language_model::Event::ProviderStateChanged(updated_provider_id) = &ev
  879                        && &provider_id == updated_provider_id
  880                        && LanguageModelRegistry::global(cx)
  881                            .read(cx)
  882                            .provider(&provider_id)
  883                            .map_or(false, |provider| provider.is_authenticated(cx))
  884                    {
  885                        this.update(cx, |this, cx| {
  886                            this.reset(window, cx);
  887                        })
  888                        .ok();
  889                    }
  890                }
  891            });
  892
  893            let view = registry.read(cx).provider(&provider_id).map(|provider| {
  894                provider.configuration_view(
  895                    language_model::ConfigurationViewTargetAgent::Other(agent_name.clone()),
  896                    window,
  897                    cx,
  898                )
  899            });
  900
  901            (view, Some(sub))
  902        } else {
  903            (None, None)
  904        };
  905
  906        this.update(cx, |this, cx| {
  907            this.thread_state = ThreadState::Unauthenticated {
  908                pending_auth_method: None,
  909                connection,
  910                configuration_view,
  911                description: err
  912                    .description
  913                    .map(|desc| cx.new(|cx| Markdown::new(desc.into(), None, None, cx))),
  914                _subscription: subscription,
  915            };
  916            if this.message_editor.focus_handle(cx).is_focused(window) {
  917                this.focus_handle.focus(window, cx)
  918            }
  919            cx.notify();
  920        })
  921        .ok();
  922    }
  923
  924    fn handle_load_error(
  925        &mut self,
  926        err: anyhow::Error,
  927        window: &mut Window,
  928        cx: &mut Context<Self>,
  929    ) {
  930        if let Some(load_err) = err.downcast_ref::<LoadError>() {
  931            self.thread_state = ThreadState::LoadError(load_err.clone());
  932        } else {
  933            self.thread_state =
  934                ThreadState::LoadError(LoadError::Other(format!("{:#}", err).into()))
  935        }
  936        if self.message_editor.focus_handle(cx).is_focused(window) {
  937            self.focus_handle.focus(window, cx)
  938        }
  939        cx.notify();
  940    }
  941
  942    fn handle_agent_servers_updated(
  943        &mut self,
  944        _agent_server_store: &Entity<project::AgentServerStore>,
  945        _event: &project::AgentServersUpdated,
  946        window: &mut Window,
  947        cx: &mut Context<Self>,
  948    ) {
  949        // If we're in a LoadError state OR have a thread_error set (which can happen
  950        // when agent.connect() fails during loading), retry loading the thread.
  951        // This handles the case where a thread is restored before authentication completes.
  952        let should_retry =
  953            matches!(&self.thread_state, ThreadState::LoadError(_)) || self.thread_error.is_some();
  954
  955        if should_retry {
  956            self.thread_error = None;
  957            self.thread_error_markdown = None;
  958            self.reset(window, cx);
  959        }
  960    }
  961
  962    pub fn workspace(&self) -> &WeakEntity<Workspace> {
  963        &self.workspace
  964    }
  965
  966    pub fn thread(&self) -> Option<&Entity<AcpThread>> {
  967        match &self.thread_state {
  968            ThreadState::Ready { thread, .. } => Some(thread),
  969            ThreadState::Unauthenticated { .. }
  970            | ThreadState::Loading { .. }
  971            | ThreadState::LoadError { .. } => None,
  972        }
  973    }
  974
  975    pub fn mode_selector(&self) -> Option<&Entity<ModeSelector>> {
  976        match &self.thread_state {
  977            ThreadState::Ready { mode_selector, .. } => mode_selector.as_ref(),
  978            ThreadState::Unauthenticated { .. }
  979            | ThreadState::Loading { .. }
  980            | ThreadState::LoadError { .. } => None,
  981        }
  982    }
  983
  984    pub fn title(&self, cx: &App) -> SharedString {
  985        match &self.thread_state {
  986            ThreadState::Ready { .. } | ThreadState::Unauthenticated { .. } => "New Thread".into(),
  987            ThreadState::Loading(loading_view) => loading_view.read(cx).title.clone(),
  988            ThreadState::LoadError(error) => match error {
  989                LoadError::Unsupported { .. } => format!("Upgrade {}", self.agent.name()).into(),
  990                LoadError::FailedToInstall(_) => {
  991                    format!("Failed to Install {}", self.agent.name()).into()
  992                }
  993                LoadError::Exited { .. } => format!("{} Exited", self.agent.name()).into(),
  994                LoadError::Other(_) => format!("Error Loading {}", self.agent.name()).into(),
  995            },
  996        }
  997    }
  998
  999    pub fn title_editor(&self) -> Option<Entity<Editor>> {
 1000        if let ThreadState::Ready { title_editor, .. } = &self.thread_state {
 1001            title_editor.clone()
 1002        } else {
 1003            None
 1004        }
 1005    }
 1006
 1007    pub fn cancel_generation(&mut self, cx: &mut Context<Self>) {
 1008        self.thread_error.take();
 1009        self.thread_retry_status.take();
 1010
 1011        if let Some(thread) = self.thread() {
 1012            self._cancel_task = Some(thread.update(cx, |thread, cx| thread.cancel(cx)));
 1013        }
 1014    }
 1015
 1016    fn share_thread(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
 1017        let Some(thread) = self.as_native_thread(cx) else {
 1018            return;
 1019        };
 1020
 1021        let client = self.project.read(cx).client();
 1022        let workspace = self.workspace.clone();
 1023        let session_id = thread.read(cx).id().to_string();
 1024
 1025        let load_task = thread.read(cx).to_db(cx);
 1026
 1027        cx.spawn(async move |_this, cx| {
 1028            let db_thread = load_task.await;
 1029
 1030            let shared_thread = SharedThread::from_db_thread(&db_thread);
 1031            let thread_data = shared_thread.to_bytes()?;
 1032            let title = shared_thread.title.to_string();
 1033
 1034            client
 1035                .request(proto::ShareAgentThread {
 1036                    session_id: session_id.clone(),
 1037                    title,
 1038                    thread_data,
 1039                })
 1040                .await?;
 1041
 1042            let share_url = client::zed_urls::shared_agent_thread_url(&session_id);
 1043
 1044            cx.update(|cx| {
 1045                if let Some(workspace) = workspace.upgrade() {
 1046                    workspace.update(cx, |workspace, cx| {
 1047                        struct ThreadSharedToast;
 1048                        workspace.show_toast(
 1049                            Toast::new(
 1050                                NotificationId::unique::<ThreadSharedToast>(),
 1051                                "Thread shared!",
 1052                            )
 1053                            .on_click(
 1054                                "Copy URL",
 1055                                move |_window, cx| {
 1056                                    cx.write_to_clipboard(ClipboardItem::new_string(
 1057                                        share_url.clone(),
 1058                                    ));
 1059                                },
 1060                            ),
 1061                            cx,
 1062                        );
 1063                    });
 1064                }
 1065            });
 1066
 1067            anyhow::Ok(())
 1068        })
 1069        .detach_and_log_err(cx);
 1070    }
 1071
 1072    fn sync_thread(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 1073        if !self.is_imported_thread(cx) {
 1074            return;
 1075        }
 1076
 1077        let Some(thread) = self.thread() else {
 1078            return;
 1079        };
 1080
 1081        let Some(session_list) = self
 1082            .as_native_connection(cx)
 1083            .and_then(|connection| connection.session_list(cx))
 1084            .and_then(|list| list.downcast::<NativeAgentSessionList>())
 1085        else {
 1086            return;
 1087        };
 1088        let thread_store = session_list.thread_store().clone();
 1089
 1090        let client = self.project.read(cx).client();
 1091        let session_id = thread.read(cx).session_id().clone();
 1092
 1093        cx.spawn_in(window, async move |this, cx| {
 1094            let response = client
 1095                .request(proto::GetSharedAgentThread {
 1096                    session_id: session_id.to_string(),
 1097                })
 1098                .await?;
 1099
 1100            let shared_thread = SharedThread::from_bytes(&response.thread_data)?;
 1101
 1102            let db_thread = shared_thread.to_db_thread();
 1103
 1104            thread_store
 1105                .update(&mut cx.clone(), |store, cx| {
 1106                    store.save_thread(session_id.clone(), db_thread, cx)
 1107                })
 1108                .await?;
 1109
 1110            let thread_metadata = AgentSessionInfo {
 1111                session_id,
 1112                cwd: None,
 1113                title: Some(format!("🔗 {}", response.title).into()),
 1114                updated_at: Some(chrono::Utc::now()),
 1115                meta: None,
 1116            };
 1117
 1118            this.update_in(cx, |this, window, cx| {
 1119                this.resume_thread_metadata = Some(thread_metadata);
 1120                this.reset(window, cx);
 1121            })?;
 1122
 1123            this.update_in(cx, |this, _window, cx| {
 1124                if let Some(workspace) = this.workspace.upgrade() {
 1125                    workspace.update(cx, |workspace, cx| {
 1126                        struct ThreadSyncedToast;
 1127                        workspace.show_toast(
 1128                            Toast::new(
 1129                                NotificationId::unique::<ThreadSyncedToast>(),
 1130                                "Thread synced with latest version",
 1131                            )
 1132                            .autohide(),
 1133                            cx,
 1134                        );
 1135                    });
 1136                }
 1137            })?;
 1138
 1139            anyhow::Ok(())
 1140        })
 1141        .detach_and_log_err(cx);
 1142    }
 1143
 1144    pub fn expand_message_editor(
 1145        &mut self,
 1146        _: &ExpandMessageEditor,
 1147        _window: &mut Window,
 1148        cx: &mut Context<Self>,
 1149    ) {
 1150        self.set_editor_is_expanded(!self.editor_expanded, cx);
 1151        cx.stop_propagation();
 1152        cx.notify();
 1153    }
 1154
 1155    fn set_editor_is_expanded(&mut self, is_expanded: bool, cx: &mut Context<Self>) {
 1156        self.editor_expanded = is_expanded;
 1157        self.message_editor.update(cx, |editor, cx| {
 1158            if is_expanded {
 1159                editor.set_mode(
 1160                    EditorMode::Full {
 1161                        scale_ui_elements_with_buffer_font_size: false,
 1162                        show_active_line_background: false,
 1163                        sizing_behavior: SizingBehavior::ExcludeOverscrollMargin,
 1164                    },
 1165                    cx,
 1166                )
 1167            } else {
 1168                let agent_settings = AgentSettings::get_global(cx);
 1169                editor.set_mode(
 1170                    EditorMode::AutoHeight {
 1171                        min_lines: agent_settings.message_editor_min_lines,
 1172                        max_lines: Some(agent_settings.set_message_editor_max_lines()),
 1173                    },
 1174                    cx,
 1175                )
 1176            }
 1177        });
 1178        cx.notify();
 1179    }
 1180
 1181    pub fn handle_title_editor_event(
 1182        &mut self,
 1183        title_editor: &Entity<Editor>,
 1184        event: &EditorEvent,
 1185        window: &mut Window,
 1186        cx: &mut Context<Self>,
 1187    ) {
 1188        let Some(thread) = self.thread() else { return };
 1189
 1190        match event {
 1191            EditorEvent::BufferEdited => {
 1192                let new_title = title_editor.read(cx).text(cx);
 1193                thread.update(cx, |thread, cx| {
 1194                    thread
 1195                        .set_title(new_title.into(), cx)
 1196                        .detach_and_log_err(cx);
 1197                })
 1198            }
 1199            EditorEvent::Blurred => {
 1200                if title_editor.read(cx).text(cx).is_empty() {
 1201                    title_editor.update(cx, |editor, cx| {
 1202                        editor.set_text("New Thread", window, cx);
 1203                    });
 1204                }
 1205            }
 1206            _ => {}
 1207        }
 1208    }
 1209
 1210    pub fn handle_message_editor_event(
 1211        &mut self,
 1212        _: &Entity<MessageEditor>,
 1213        event: &MessageEditorEvent,
 1214        window: &mut Window,
 1215        cx: &mut Context<Self>,
 1216    ) {
 1217        match event {
 1218            MessageEditorEvent::Send => self.send(window, cx),
 1219            MessageEditorEvent::SendImmediately => self.interrupt_and_send(window, cx),
 1220            MessageEditorEvent::Cancel => self.cancel_generation(cx),
 1221            MessageEditorEvent::Focus => {
 1222                self.cancel_editing(&Default::default(), window, cx);
 1223            }
 1224            MessageEditorEvent::LostFocus => {}
 1225        }
 1226    }
 1227
 1228    pub fn handle_entry_view_event(
 1229        &mut self,
 1230        _: &Entity<EntryViewState>,
 1231        event: &EntryViewEvent,
 1232        window: &mut Window,
 1233        cx: &mut Context<Self>,
 1234    ) {
 1235        match &event.view_event {
 1236            ViewEvent::NewDiff(tool_call_id) => {
 1237                if AgentSettings::get_global(cx).expand_edit_card {
 1238                    self.expanded_tool_calls.insert(tool_call_id.clone());
 1239                }
 1240            }
 1241            ViewEvent::NewTerminal(tool_call_id) => {
 1242                if AgentSettings::get_global(cx).expand_terminal_card {
 1243                    self.expanded_tool_calls.insert(tool_call_id.clone());
 1244                }
 1245            }
 1246            ViewEvent::TerminalMovedToBackground(tool_call_id) => {
 1247                self.expanded_tool_calls.remove(tool_call_id);
 1248            }
 1249            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::Focus) => {
 1250                if let Some(thread) = self.thread()
 1251                    && let Some(AgentThreadEntry::UserMessage(user_message)) =
 1252                        thread.read(cx).entries().get(event.entry_index)
 1253                    && user_message.id.is_some()
 1254                {
 1255                    self.editing_message = Some(event.entry_index);
 1256                    cx.notify();
 1257                }
 1258            }
 1259            ViewEvent::MessageEditorEvent(editor, MessageEditorEvent::LostFocus) => {
 1260                if let Some(thread) = self.thread()
 1261                    && let Some(AgentThreadEntry::UserMessage(user_message)) =
 1262                        thread.read(cx).entries().get(event.entry_index)
 1263                    && user_message.id.is_some()
 1264                {
 1265                    if editor.read(cx).text(cx).as_str() == user_message.content.to_markdown(cx) {
 1266                        self.editing_message = None;
 1267                        cx.notify();
 1268                    }
 1269                }
 1270            }
 1271            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::SendImmediately) => {}
 1272            ViewEvent::MessageEditorEvent(editor, MessageEditorEvent::Send) => {
 1273                self.regenerate(event.entry_index, editor.clone(), window, cx);
 1274            }
 1275            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::Cancel) => {
 1276                self.cancel_editing(&Default::default(), window, cx);
 1277            }
 1278        }
 1279    }
 1280
 1281    pub fn is_loading(&self) -> bool {
 1282        matches!(self.thread_state, ThreadState::Loading { .. })
 1283    }
 1284
 1285    fn resume_chat(&mut self, cx: &mut Context<Self>) {
 1286        self.thread_error.take();
 1287        let Some(thread) = self.thread() else {
 1288            return;
 1289        };
 1290        if !thread.read(cx).can_resume(cx) {
 1291            return;
 1292        }
 1293
 1294        let task = thread.update(cx, |thread, cx| thread.resume(cx));
 1295        cx.spawn(async move |this, cx| {
 1296            let result = task.await;
 1297
 1298            this.update(cx, |this, cx| {
 1299                if let Err(err) = result {
 1300                    this.handle_thread_error(err, cx);
 1301                }
 1302            })
 1303        })
 1304        .detach();
 1305    }
 1306
 1307    fn send(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 1308        let Some(thread) = self.thread() else { return };
 1309
 1310        if self.is_loading_contents {
 1311            return;
 1312        }
 1313
 1314        if thread.read(cx).status() != ThreadStatus::Idle {
 1315            self.queue_message(window, cx);
 1316            return;
 1317        }
 1318
 1319        let text = self.message_editor.read(cx).text(cx);
 1320        let text = text.trim();
 1321        if text == "/login" || text == "/logout" {
 1322            let ThreadState::Ready { thread, .. } = &self.thread_state else {
 1323                return;
 1324            };
 1325
 1326            let connection = thread.read(cx).connection().clone();
 1327            let can_login = !connection.auth_methods().is_empty() || self.login.is_some();
 1328            // Does the agent have a specific logout command? Prefer that in case they need to reset internal state.
 1329            let logout_supported = text == "/logout"
 1330                && self
 1331                    .available_commands
 1332                    .borrow()
 1333                    .iter()
 1334                    .any(|command| command.name == "logout");
 1335            if can_login && !logout_supported {
 1336                self.message_editor
 1337                    .update(cx, |editor, cx| editor.clear(window, cx));
 1338
 1339                let this = cx.weak_entity();
 1340                let agent = self.agent.clone();
 1341                window.defer(cx, |window, cx| {
 1342                    Self::handle_auth_required(
 1343                        this,
 1344                        AuthRequired::new(),
 1345                        agent,
 1346                        connection,
 1347                        window,
 1348                        cx,
 1349                    );
 1350                });
 1351                cx.notify();
 1352                return;
 1353            }
 1354        }
 1355
 1356        self.send_impl(self.message_editor.clone(), window, cx)
 1357    }
 1358
 1359    fn interrupt_and_send(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 1360        let Some(thread) = self.thread() else {
 1361            return;
 1362        };
 1363
 1364        if self.is_loading_contents {
 1365            return;
 1366        }
 1367
 1368        if thread.read(cx).status() == ThreadStatus::Idle {
 1369            self.send_impl(self.message_editor.clone(), window, cx);
 1370            return;
 1371        }
 1372
 1373        self.stop_current_and_send_new_message(window, cx);
 1374    }
 1375
 1376    fn stop_current_and_send_new_message(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 1377        let Some(thread) = self.thread().cloned() else {
 1378            return;
 1379        };
 1380
 1381        self.skip_queue_processing_count = 0;
 1382        self.user_interrupted_generation = true;
 1383
 1384        let cancelled = thread.update(cx, |thread, cx| thread.cancel(cx));
 1385
 1386        cx.spawn_in(window, async move |this, cx| {
 1387            cancelled.await;
 1388
 1389            this.update_in(cx, |this, window, cx| {
 1390                this.send_impl(this.message_editor.clone(), window, cx);
 1391            })
 1392            .ok();
 1393        })
 1394        .detach();
 1395    }
 1396
 1397    fn start_turn(&mut self, cx: &mut Context<Self>) -> usize {
 1398        self.turn_generation += 1;
 1399        let generation = self.turn_generation;
 1400        self.turn_started_at = Some(Instant::now());
 1401        self.last_turn_duration = None;
 1402        self.last_turn_tokens = None;
 1403        self.turn_tokens = Some(0);
 1404        self._turn_timer_task = Some(cx.spawn(async move |this, cx| {
 1405            loop {
 1406                cx.background_executor().timer(Duration::from_secs(1)).await;
 1407                if this.update(cx, |_, cx| cx.notify()).is_err() {
 1408                    break;
 1409                }
 1410            }
 1411        }));
 1412        generation
 1413    }
 1414
 1415    fn stop_turn(&mut self, generation: usize) {
 1416        if self.turn_generation != generation {
 1417            return;
 1418        }
 1419        self.last_turn_duration = self.turn_started_at.take().map(|started| started.elapsed());
 1420        self.last_turn_tokens = self.turn_tokens.take();
 1421        self._turn_timer_task = None;
 1422    }
 1423
 1424    fn update_turn_tokens(&mut self, cx: &App) {
 1425        if let Some(thread) = self.thread() {
 1426            if let Some(usage) = thread.read(cx).token_usage() {
 1427                if let Some(ref mut tokens) = self.turn_tokens {
 1428                    *tokens += usage.output_tokens;
 1429                }
 1430            }
 1431        }
 1432    }
 1433
 1434    fn send_impl(
 1435        &mut self,
 1436        message_editor: Entity<MessageEditor>,
 1437        window: &mut Window,
 1438        cx: &mut Context<Self>,
 1439    ) {
 1440        let full_mention_content = self.as_native_thread(cx).is_some_and(|thread| {
 1441            // Include full contents when using minimal profile
 1442            let thread = thread.read(cx);
 1443            AgentSettings::get_global(cx)
 1444                .profiles
 1445                .get(thread.profile())
 1446                .is_some_and(|profile| profile.tools.is_empty())
 1447        });
 1448
 1449        let contents = message_editor.update(cx, |message_editor, cx| {
 1450            message_editor.contents(full_mention_content, cx)
 1451        });
 1452
 1453        self.thread_error.take();
 1454        self.editing_message.take();
 1455        self.thread_feedback.clear();
 1456
 1457        if self.should_be_following {
 1458            self.workspace
 1459                .update(cx, |workspace, cx| {
 1460                    workspace.follow(CollaboratorId::Agent, window, cx);
 1461                })
 1462                .ok();
 1463        }
 1464
 1465        let contents_task = cx.spawn_in(window, async move |this, cx| {
 1466            let (contents, tracked_buffers) = contents.await?;
 1467
 1468            if contents.is_empty() {
 1469                return Ok(None);
 1470            }
 1471
 1472            this.update_in(cx, |this, window, cx| {
 1473                this.message_editor.update(cx, |message_editor, cx| {
 1474                    message_editor.clear(window, cx);
 1475                });
 1476            })?;
 1477
 1478            Ok(Some((contents, tracked_buffers)))
 1479        });
 1480
 1481        self.send_content(contents_task, window, cx);
 1482    }
 1483
 1484    fn send_content(
 1485        &mut self,
 1486        contents_task: Task<anyhow::Result<Option<(Vec<acp::ContentBlock>, Vec<Entity<Buffer>>)>>>,
 1487        window: &mut Window,
 1488        cx: &mut Context<Self>,
 1489    ) {
 1490        let Some(thread) = self.thread() else {
 1491            return;
 1492        };
 1493        let session_id = thread.read(cx).session_id().clone();
 1494        let agent_telemetry_id = thread.read(cx).connection().telemetry_id();
 1495        let thread = thread.downgrade();
 1496
 1497        self.is_loading_contents = true;
 1498        let model_id = self.current_model_id(cx);
 1499        let mode_id = self.current_mode_id(cx);
 1500        let guard = cx.new(|_| ());
 1501        cx.observe_release(&guard, |this, _guard, cx| {
 1502            this.is_loading_contents = false;
 1503            cx.notify();
 1504        })
 1505        .detach();
 1506
 1507        let task = cx.spawn_in(window, async move |this, cx| {
 1508            let Some((contents, tracked_buffers)) = contents_task.await? else {
 1509                return Ok(());
 1510            };
 1511
 1512            let generation = this.update_in(cx, |this, _window, cx| {
 1513                this.in_flight_prompt = Some(contents.clone());
 1514                let generation = this.start_turn(cx);
 1515                this.set_editor_is_expanded(false, cx);
 1516                this.scroll_to_bottom(cx);
 1517                generation
 1518            })?;
 1519
 1520            let _stop_turn = defer({
 1521                let this = this.clone();
 1522                let mut cx = cx.clone();
 1523                move || {
 1524                    this.update(&mut cx, |this, cx| {
 1525                        this.stop_turn(generation);
 1526                        cx.notify();
 1527                    })
 1528                    .ok();
 1529                }
 1530            });
 1531            let turn_start_time = Instant::now();
 1532            let send = thread.update(cx, |thread, cx| {
 1533                thread.action_log().update(cx, |action_log, cx| {
 1534                    for buffer in tracked_buffers {
 1535                        action_log.buffer_read(buffer, cx)
 1536                    }
 1537                });
 1538                drop(guard);
 1539
 1540                telemetry::event!(
 1541                    "Agent Message Sent",
 1542                    agent = agent_telemetry_id,
 1543                    session = session_id,
 1544                    model = model_id,
 1545                    mode = mode_id
 1546                );
 1547
 1548                thread.send(contents, cx)
 1549            })?;
 1550            let res = send.await;
 1551            let turn_time_ms = turn_start_time.elapsed().as_millis();
 1552            drop(_stop_turn);
 1553            let status = if res.is_ok() {
 1554                this.update(cx, |this, _| this.in_flight_prompt.take()).ok();
 1555                "success"
 1556            } else {
 1557                "failure"
 1558            };
 1559            telemetry::event!(
 1560                "Agent Turn Completed",
 1561                agent = agent_telemetry_id,
 1562                session = session_id,
 1563                model = model_id,
 1564                mode = mode_id,
 1565                status,
 1566                turn_time_ms,
 1567            );
 1568            res
 1569        });
 1570
 1571        cx.spawn(async move |this, cx| {
 1572            if let Err(err) = task.await {
 1573                this.update(cx, |this, cx| {
 1574                    this.handle_thread_error(err, cx);
 1575                })
 1576                .ok();
 1577            } else {
 1578                this.update(cx, |this, cx| {
 1579                    this.should_be_following = this
 1580                        .workspace
 1581                        .update(cx, |workspace, _| {
 1582                            workspace.is_being_followed(CollaboratorId::Agent)
 1583                        })
 1584                        .unwrap_or_default();
 1585                })
 1586                .ok();
 1587            }
 1588        })
 1589        .detach();
 1590    }
 1591
 1592    fn queue_message(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 1593        let is_idle = self
 1594            .thread()
 1595            .map(|t| t.read(cx).status() == acp_thread::ThreadStatus::Idle)
 1596            .unwrap_or(true);
 1597
 1598        if is_idle {
 1599            self.send_impl(self.message_editor.clone(), window, cx);
 1600            return;
 1601        }
 1602
 1603        let full_mention_content = self.as_native_thread(cx).is_some_and(|thread| {
 1604            let thread = thread.read(cx);
 1605            AgentSettings::get_global(cx)
 1606                .profiles
 1607                .get(thread.profile())
 1608                .is_some_and(|profile| profile.tools.is_empty())
 1609        });
 1610
 1611        let contents = self.message_editor.update(cx, |message_editor, cx| {
 1612            message_editor.contents(full_mention_content, cx)
 1613        });
 1614
 1615        let message_editor = self.message_editor.clone();
 1616
 1617        cx.spawn_in(window, async move |this, cx| {
 1618            let (content, tracked_buffers) = contents.await?;
 1619
 1620            if content.is_empty() {
 1621                return Ok::<(), anyhow::Error>(());
 1622            }
 1623
 1624            this.update_in(cx, |this, window, cx| {
 1625                this.message_queue.push(QueuedMessage {
 1626                    content,
 1627                    tracked_buffers,
 1628                });
 1629                message_editor.update(cx, |message_editor, cx| {
 1630                    message_editor.clear(window, cx);
 1631                });
 1632                cx.notify();
 1633            })?;
 1634            Ok(())
 1635        })
 1636        .detach_and_log_err(cx);
 1637    }
 1638
 1639    fn send_queued_message_at_index(
 1640        &mut self,
 1641        index: usize,
 1642        is_send_now: bool,
 1643        window: &mut Window,
 1644        cx: &mut Context<Self>,
 1645    ) {
 1646        if index >= self.message_queue.len() {
 1647            return;
 1648        }
 1649
 1650        let queued = self.message_queue.remove(index);
 1651        let content = queued.content;
 1652        let tracked_buffers = queued.tracked_buffers;
 1653
 1654        let Some(thread) = self.thread().cloned() else {
 1655            return;
 1656        };
 1657
 1658        // Only increment skip count for "Send Now" operations (out-of-order sends)
 1659        // Normal auto-processing from the Stopped handler doesn't need to skip
 1660        if is_send_now {
 1661            let is_generating = thread.read(cx).status() == acp_thread::ThreadStatus::Generating;
 1662            self.skip_queue_processing_count += if is_generating { 2 } else { 1 };
 1663        }
 1664
 1665        // Ensure we don't end up with multiple concurrent generations
 1666        let cancelled = thread.update(cx, |thread, cx| thread.cancel(cx));
 1667
 1668        let should_be_following = self.should_be_following;
 1669        let workspace = self.workspace.clone();
 1670
 1671        let contents_task = cx.spawn_in(window, async move |_this, cx| {
 1672            cancelled.await;
 1673            if should_be_following {
 1674                workspace
 1675                    .update_in(cx, |workspace, window, cx| {
 1676                        workspace.follow(CollaboratorId::Agent, window, cx);
 1677                    })
 1678                    .ok();
 1679            }
 1680
 1681            Ok(Some((content, tracked_buffers)))
 1682        });
 1683
 1684        self.send_content(contents_task, window, cx);
 1685    }
 1686
 1687    fn cancel_editing(&mut self, _: &ClickEvent, window: &mut Window, cx: &mut Context<Self>) {
 1688        let Some(thread) = self.thread().cloned() else {
 1689            return;
 1690        };
 1691
 1692        if let Some(index) = self.editing_message.take()
 1693            && let Some(editor) = self
 1694                .entry_view_state
 1695                .read(cx)
 1696                .entry(index)
 1697                .and_then(|e| e.message_editor())
 1698                .cloned()
 1699        {
 1700            editor.update(cx, |editor, cx| {
 1701                if let Some(user_message) = thread
 1702                    .read(cx)
 1703                    .entries()
 1704                    .get(index)
 1705                    .and_then(|e| e.user_message())
 1706                {
 1707                    editor.set_message(user_message.chunks.clone(), window, cx);
 1708                }
 1709            })
 1710        };
 1711        self.focus_handle(cx).focus(window, cx);
 1712        cx.notify();
 1713    }
 1714
 1715    fn regenerate(
 1716        &mut self,
 1717        entry_ix: usize,
 1718        message_editor: Entity<MessageEditor>,
 1719        window: &mut Window,
 1720        cx: &mut Context<Self>,
 1721    ) {
 1722        let Some(thread) = self.thread().cloned() else {
 1723            return;
 1724        };
 1725        if self.is_loading_contents {
 1726            return;
 1727        }
 1728
 1729        let Some(user_message_id) = thread.update(cx, |thread, _| {
 1730            thread.entries().get(entry_ix)?.user_message()?.id.clone()
 1731        }) else {
 1732            return;
 1733        };
 1734
 1735        cx.spawn_in(window, async move |this, cx| {
 1736            // Check if there are any edits from prompts before the one being regenerated.
 1737            //
 1738            // If there are, we keep/accept them since we're not regenerating the prompt that created them.
 1739            //
 1740            // If editing the prompt that generated the edits, they are auto-rejected
 1741            // through the `rewind` function in the `acp_thread`.
 1742            let has_earlier_edits = thread.read_with(cx, |thread, _| {
 1743                thread
 1744                    .entries()
 1745                    .iter()
 1746                    .take(entry_ix)
 1747                    .any(|entry| entry.diffs().next().is_some())
 1748            });
 1749
 1750            if has_earlier_edits {
 1751                thread.update(cx, |thread, cx| {
 1752                    thread.action_log().update(cx, |action_log, cx| {
 1753                        action_log.keep_all_edits(None, cx);
 1754                    });
 1755                });
 1756            }
 1757
 1758            thread
 1759                .update(cx, |thread, cx| thread.rewind(user_message_id, cx))
 1760                .await?;
 1761            this.update_in(cx, |this, window, cx| {
 1762                this.send_impl(message_editor, window, cx);
 1763                this.focus_handle(cx).focus(window, cx);
 1764            })?;
 1765            anyhow::Ok(())
 1766        })
 1767        .detach_and_log_err(cx);
 1768    }
 1769
 1770    fn open_edited_buffer(
 1771        &mut self,
 1772        buffer: &Entity<Buffer>,
 1773        window: &mut Window,
 1774        cx: &mut Context<Self>,
 1775    ) {
 1776        let Some(thread) = self.thread() else {
 1777            return;
 1778        };
 1779
 1780        let Some(diff) =
 1781            AgentDiffPane::deploy(thread.clone(), self.workspace.clone(), window, cx).log_err()
 1782        else {
 1783            return;
 1784        };
 1785
 1786        diff.update(cx, |diff, cx| {
 1787            diff.move_to_path(PathKey::for_buffer(buffer, cx), window, cx)
 1788        })
 1789    }
 1790
 1791    fn handle_open_rules(&mut self, _: &ClickEvent, window: &mut Window, cx: &mut Context<Self>) {
 1792        let Some(thread) = self.as_native_thread(cx) else {
 1793            return;
 1794        };
 1795        let project_context = thread.read(cx).project_context().read(cx);
 1796
 1797        let project_entry_ids = project_context
 1798            .worktrees
 1799            .iter()
 1800            .flat_map(|worktree| worktree.rules_file.as_ref())
 1801            .map(|rules_file| ProjectEntryId::from_usize(rules_file.project_entry_id))
 1802            .collect::<Vec<_>>();
 1803
 1804        self.workspace
 1805            .update(cx, move |workspace, cx| {
 1806                // TODO: Open a multibuffer instead? In some cases this doesn't make the set of rules
 1807                // files clear. For example, if rules file 1 is already open but rules file 2 is not,
 1808                // this would open and focus rules file 2 in a tab that is not next to rules file 1.
 1809                let project = workspace.project().read(cx);
 1810                let project_paths = project_entry_ids
 1811                    .into_iter()
 1812                    .flat_map(|entry_id| project.path_for_entry(entry_id, cx))
 1813                    .collect::<Vec<_>>();
 1814                for project_path in project_paths {
 1815                    workspace
 1816                        .open_path(project_path, None, true, window, cx)
 1817                        .detach_and_log_err(cx);
 1818                }
 1819            })
 1820            .ok();
 1821    }
 1822
 1823    fn handle_thread_error(&mut self, error: anyhow::Error, cx: &mut Context<Self>) {
 1824        self.thread_error = Some(ThreadError::from_err(error, &self.agent));
 1825        cx.notify();
 1826    }
 1827
 1828    fn clear_thread_error(&mut self, cx: &mut Context<Self>) {
 1829        self.thread_error = None;
 1830        self.thread_error_markdown = None;
 1831        self.token_limit_callout_dismissed = true;
 1832        cx.notify();
 1833    }
 1834
 1835    fn handle_thread_event(
 1836        &mut self,
 1837        thread: &Entity<AcpThread>,
 1838        event: &AcpThreadEvent,
 1839        window: &mut Window,
 1840        cx: &mut Context<Self>,
 1841    ) {
 1842        match event {
 1843            AcpThreadEvent::NewEntry => {
 1844                let len = thread.read(cx).entries().len();
 1845                let index = len - 1;
 1846                self.entry_view_state.update(cx, |view_state, cx| {
 1847                    view_state.sync_entry(index, thread, window, cx);
 1848                    self.list_state.splice_focusable(
 1849                        index..index,
 1850                        [view_state
 1851                            .entry(index)
 1852                            .and_then(|entry| entry.focus_handle(cx))],
 1853                    );
 1854                });
 1855            }
 1856            AcpThreadEvent::EntryUpdated(index) => {
 1857                self.entry_view_state.update(cx, |view_state, cx| {
 1858                    view_state.sync_entry(*index, thread, window, cx)
 1859                });
 1860            }
 1861            AcpThreadEvent::EntriesRemoved(range) => {
 1862                self.entry_view_state
 1863                    .update(cx, |view_state, _cx| view_state.remove(range.clone()));
 1864                self.list_state.splice(range.clone(), 0);
 1865            }
 1866            AcpThreadEvent::ToolAuthorizationRequired => {
 1867                self.notify_with_sound("Waiting for tool confirmation", IconName::Info, window, cx);
 1868            }
 1869            AcpThreadEvent::Retry(retry) => {
 1870                self.thread_retry_status = Some(retry.clone());
 1871            }
 1872            AcpThreadEvent::Stopped => {
 1873                self.thread_retry_status.take();
 1874                let used_tools = thread.read(cx).used_tools_since_last_user_message();
 1875                self.notify_with_sound(
 1876                    if used_tools {
 1877                        "Finished running tools"
 1878                    } else {
 1879                        "New message"
 1880                    },
 1881                    IconName::ZedAssistant,
 1882                    window,
 1883                    cx,
 1884                );
 1885
 1886                if self.skip_queue_processing_count > 0 {
 1887                    self.skip_queue_processing_count -= 1;
 1888                } else if self.user_interrupted_generation {
 1889                    // Manual interruption: don't auto-process queue.
 1890                    // Reset the flag so future completions can process normally.
 1891                    self.user_interrupted_generation = false;
 1892                } else if !self.message_queue.is_empty() {
 1893                    self.send_queued_message_at_index(0, false, window, cx);
 1894                }
 1895
 1896                self.history.update(cx, |history, cx| history.refresh(cx));
 1897            }
 1898            AcpThreadEvent::Refusal => {
 1899                self.thread_retry_status.take();
 1900                self.thread_error = Some(ThreadError::Refusal);
 1901                let model_or_agent_name = self.current_model_name(cx);
 1902                let notification_message =
 1903                    format!("{} refused to respond to this request", model_or_agent_name);
 1904                self.notify_with_sound(&notification_message, IconName::Warning, window, cx);
 1905            }
 1906            AcpThreadEvent::Error => {
 1907                self.thread_retry_status.take();
 1908                self.notify_with_sound(
 1909                    "Agent stopped due to an error",
 1910                    IconName::Warning,
 1911                    window,
 1912                    cx,
 1913                );
 1914            }
 1915            AcpThreadEvent::LoadError(error) => {
 1916                self.thread_retry_status.take();
 1917                self.thread_state = ThreadState::LoadError(error.clone());
 1918                if self.message_editor.focus_handle(cx).is_focused(window) {
 1919                    self.focus_handle.focus(window, cx)
 1920                }
 1921            }
 1922            AcpThreadEvent::TitleUpdated => {
 1923                let title = thread.read(cx).title();
 1924                if let Some(title_editor) = self.title_editor() {
 1925                    title_editor.update(cx, |editor, cx| {
 1926                        if editor.text(cx) != title {
 1927                            editor.set_text(title, window, cx);
 1928                        }
 1929                    });
 1930                }
 1931                self.history.update(cx, |history, cx| history.refresh(cx));
 1932            }
 1933            AcpThreadEvent::PromptCapabilitiesUpdated => {
 1934                self.prompt_capabilities
 1935                    .replace(thread.read(cx).prompt_capabilities());
 1936            }
 1937            AcpThreadEvent::TokenUsageUpdated => {
 1938                self.update_turn_tokens(cx);
 1939            }
 1940            AcpThreadEvent::AvailableCommandsUpdated(available_commands) => {
 1941                let mut available_commands = available_commands.clone();
 1942
 1943                if thread
 1944                    .read(cx)
 1945                    .connection()
 1946                    .auth_methods()
 1947                    .iter()
 1948                    .any(|method| method.id.0.as_ref() == "claude-login")
 1949                {
 1950                    available_commands.push(acp::AvailableCommand::new("login", "Authenticate"));
 1951                    available_commands.push(acp::AvailableCommand::new("logout", "Authenticate"));
 1952                }
 1953
 1954                let has_commands = !available_commands.is_empty();
 1955                self.available_commands.replace(available_commands);
 1956
 1957                let agent_display_name = self
 1958                    .agent_server_store
 1959                    .read(cx)
 1960                    .agent_display_name(&ExternalAgentServerName(self.agent.name()))
 1961                    .unwrap_or_else(|| self.agent.name());
 1962
 1963                let new_placeholder = placeholder_text(agent_display_name.as_ref(), has_commands);
 1964
 1965                self.message_editor.update(cx, |editor, cx| {
 1966                    editor.set_placeholder_text(&new_placeholder, window, cx);
 1967                });
 1968            }
 1969            AcpThreadEvent::ModeUpdated(_mode) => {
 1970                // The connection keeps track of the mode
 1971                cx.notify();
 1972            }
 1973            AcpThreadEvent::ConfigOptionsUpdated(_) => {
 1974                // The watch task in ConfigOptionsView handles rebuilding selectors
 1975                cx.notify();
 1976            }
 1977        }
 1978        cx.notify();
 1979    }
 1980
 1981    fn authenticate(
 1982        &mut self,
 1983        method: acp::AuthMethodId,
 1984        window: &mut Window,
 1985        cx: &mut Context<Self>,
 1986    ) {
 1987        let ThreadState::Unauthenticated {
 1988            connection,
 1989            pending_auth_method,
 1990            configuration_view,
 1991            ..
 1992        } = &mut self.thread_state
 1993        else {
 1994            return;
 1995        };
 1996        let agent_telemetry_id = connection.telemetry_id();
 1997
 1998        // Check for the experimental "terminal-auth" _meta field
 1999        let auth_method = connection.auth_methods().iter().find(|m| m.id == method);
 2000
 2001        if let Some(auth_method) = auth_method {
 2002            if let Some(meta) = &auth_method.meta {
 2003                if let Some(terminal_auth) = meta.get("terminal-auth") {
 2004                    // Extract terminal auth details from meta
 2005                    if let (Some(command), Some(label)) = (
 2006                        terminal_auth.get("command").and_then(|v| v.as_str()),
 2007                        terminal_auth.get("label").and_then(|v| v.as_str()),
 2008                    ) {
 2009                        let args = terminal_auth
 2010                            .get("args")
 2011                            .and_then(|v| v.as_array())
 2012                            .map(|arr| {
 2013                                arr.iter()
 2014                                    .filter_map(|v| v.as_str().map(String::from))
 2015                                    .collect()
 2016                            })
 2017                            .unwrap_or_default();
 2018
 2019                        let env = terminal_auth
 2020                            .get("env")
 2021                            .and_then(|v| v.as_object())
 2022                            .map(|obj| {
 2023                                obj.iter()
 2024                                    .filter_map(|(k, v)| {
 2025                                        v.as_str().map(|val| (k.clone(), val.to_string()))
 2026                                    })
 2027                                    .collect::<HashMap<String, String>>()
 2028                            })
 2029                            .unwrap_or_default();
 2030
 2031                        // Run SpawnInTerminal in the same dir as the ACP server
 2032                        let cwd = connection
 2033                            .clone()
 2034                            .downcast::<agent_servers::AcpConnection>()
 2035                            .map(|acp_conn| acp_conn.root_dir().to_path_buf());
 2036
 2037                        // Build SpawnInTerminal from _meta
 2038                        let login = task::SpawnInTerminal {
 2039                            id: task::TaskId(format!("external-agent-{}-login", label)),
 2040                            full_label: label.to_string(),
 2041                            label: label.to_string(),
 2042                            command: Some(command.to_string()),
 2043                            args,
 2044                            command_label: label.to_string(),
 2045                            cwd,
 2046                            env,
 2047                            use_new_terminal: true,
 2048                            allow_concurrent_runs: true,
 2049                            hide: task::HideStrategy::Always,
 2050                            ..Default::default()
 2051                        };
 2052
 2053                        self.thread_error.take();
 2054                        configuration_view.take();
 2055                        pending_auth_method.replace(method.clone());
 2056
 2057                        if let Some(workspace) = self.workspace.upgrade() {
 2058                            let project = self.project.clone();
 2059                            let authenticate = Self::spawn_external_agent_login(
 2060                                login, workspace, project, false, true, window, cx,
 2061                            );
 2062                            cx.notify();
 2063                            self.auth_task = Some(cx.spawn_in(window, {
 2064                                async move |this, cx| {
 2065                                    let result = authenticate.await;
 2066
 2067                                    match &result {
 2068                                        Ok(_) => telemetry::event!(
 2069                                            "Authenticate Agent Succeeded",
 2070                                            agent = agent_telemetry_id
 2071                                        ),
 2072                                        Err(_) => {
 2073                                            telemetry::event!(
 2074                                                "Authenticate Agent Failed",
 2075                                                agent = agent_telemetry_id,
 2076                                            )
 2077                                        }
 2078                                    }
 2079
 2080                                    this.update_in(cx, |this, window, cx| {
 2081                                        if let Err(err) = result {
 2082                                            if let ThreadState::Unauthenticated {
 2083                                                pending_auth_method,
 2084                                                ..
 2085                                            } = &mut this.thread_state
 2086                                            {
 2087                                                pending_auth_method.take();
 2088                                            }
 2089                                            this.handle_thread_error(err, cx);
 2090                                        } else {
 2091                                            this.reset(window, cx);
 2092                                        }
 2093                                        this.auth_task.take()
 2094                                    })
 2095                                    .ok();
 2096                                }
 2097                            }));
 2098                        }
 2099                        return;
 2100                    }
 2101                }
 2102            }
 2103        }
 2104
 2105        if method.0.as_ref() == "gemini-api-key" {
 2106            let registry = LanguageModelRegistry::global(cx);
 2107            let provider = registry
 2108                .read(cx)
 2109                .provider(&language_model::GOOGLE_PROVIDER_ID)
 2110                .unwrap();
 2111            if !provider.is_authenticated(cx) {
 2112                let this = cx.weak_entity();
 2113                let agent = self.agent.clone();
 2114                let connection = connection.clone();
 2115                window.defer(cx, |window, cx| {
 2116                    Self::handle_auth_required(
 2117                        this,
 2118                        AuthRequired {
 2119                            description: Some("GEMINI_API_KEY must be set".to_owned()),
 2120                            provider_id: Some(language_model::GOOGLE_PROVIDER_ID),
 2121                        },
 2122                        agent,
 2123                        connection,
 2124                        window,
 2125                        cx,
 2126                    );
 2127                });
 2128                return;
 2129            }
 2130        } else if method.0.as_ref() == "vertex-ai"
 2131            && std::env::var("GOOGLE_API_KEY").is_err()
 2132            && (std::env::var("GOOGLE_CLOUD_PROJECT").is_err()
 2133                || (std::env::var("GOOGLE_CLOUD_PROJECT").is_err()))
 2134        {
 2135            let this = cx.weak_entity();
 2136            let agent = self.agent.clone();
 2137            let connection = connection.clone();
 2138
 2139            window.defer(cx, |window, cx| {
 2140                    Self::handle_auth_required(
 2141                        this,
 2142                        AuthRequired {
 2143                            description: Some(
 2144                                "GOOGLE_API_KEY must be set in the environment to use Vertex AI authentication for Gemini CLI. Please export it and restart Zed."
 2145                                    .to_owned(),
 2146                            ),
 2147                            provider_id: None,
 2148                        },
 2149                        agent,
 2150                        connection,
 2151                        window,
 2152                        cx,
 2153                    )
 2154                });
 2155            return;
 2156        }
 2157
 2158        self.thread_error.take();
 2159        configuration_view.take();
 2160        pending_auth_method.replace(method.clone());
 2161        let authenticate = if (method.0.as_ref() == "claude-login"
 2162            || method.0.as_ref() == "spawn-gemini-cli")
 2163            && let Some(login) = self.login.clone()
 2164        {
 2165            if let Some(workspace) = self.workspace.upgrade() {
 2166                let project = self.project.clone();
 2167                Self::spawn_external_agent_login(
 2168                    login, workspace, project, false, false, window, cx,
 2169                )
 2170            } else {
 2171                Task::ready(Ok(()))
 2172            }
 2173        } else {
 2174            connection.authenticate(method, cx)
 2175        };
 2176        cx.notify();
 2177        self.auth_task = Some(cx.spawn_in(window, {
 2178            async move |this, cx| {
 2179                let result = authenticate.await;
 2180
 2181                match &result {
 2182                    Ok(_) => telemetry::event!(
 2183                        "Authenticate Agent Succeeded",
 2184                        agent = agent_telemetry_id
 2185                    ),
 2186                    Err(_) => {
 2187                        telemetry::event!("Authenticate Agent Failed", agent = agent_telemetry_id,)
 2188                    }
 2189                }
 2190
 2191                this.update_in(cx, |this, window, cx| {
 2192                    if let Err(err) = result {
 2193                        if let ThreadState::Unauthenticated {
 2194                            pending_auth_method,
 2195                            ..
 2196                        } = &mut this.thread_state
 2197                        {
 2198                            pending_auth_method.take();
 2199                        }
 2200                        this.handle_thread_error(err, cx);
 2201                    } else {
 2202                        this.reset(window, cx);
 2203                    }
 2204                    this.auth_task.take()
 2205                })
 2206                .ok();
 2207            }
 2208        }));
 2209    }
 2210
 2211    fn spawn_external_agent_login(
 2212        login: task::SpawnInTerminal,
 2213        workspace: Entity<Workspace>,
 2214        project: Entity<Project>,
 2215        previous_attempt: bool,
 2216        check_exit_code: bool,
 2217        window: &mut Window,
 2218        cx: &mut App,
 2219    ) -> Task<Result<()>> {
 2220        let Some(terminal_panel) = workspace.read(cx).panel::<TerminalPanel>(cx) else {
 2221            return Task::ready(Ok(()));
 2222        };
 2223
 2224        window.spawn(cx, async move |cx| {
 2225            let mut task = login.clone();
 2226            if let Some(cmd) = &task.command {
 2227                // Have "node" command use Zed's managed Node runtime by default
 2228                if cmd == "node" {
 2229                    let resolved_node_runtime = project
 2230                        .update(cx, |project, cx| {
 2231                            let agent_server_store = project.agent_server_store().clone();
 2232                            agent_server_store.update(cx, |store, cx| {
 2233                                store.node_runtime().map(|node_runtime| {
 2234                                    cx.background_spawn(async move {
 2235                                        node_runtime.binary_path().await
 2236                                    })
 2237                                })
 2238                            })
 2239                        });
 2240
 2241                    if let Some(resolve_task) = resolved_node_runtime {
 2242                        if let Ok(node_path) = resolve_task.await {
 2243                            task.command = Some(node_path.to_string_lossy().to_string());
 2244                        }
 2245                    }
 2246                }
 2247            }
 2248            task.shell = task::Shell::WithArguments {
 2249                program: task.command.take().expect("login command should be set"),
 2250                args: std::mem::take(&mut task.args),
 2251                title_override: None
 2252            };
 2253            task.full_label = task.label.clone();
 2254            task.id = task::TaskId(format!("external-agent-{}-login", task.label));
 2255            task.command_label = task.label.clone();
 2256            task.use_new_terminal = true;
 2257            task.allow_concurrent_runs = true;
 2258            task.hide = task::HideStrategy::Always;
 2259
 2260            let terminal = terminal_panel
 2261                .update_in(cx, |terminal_panel, window, cx| {
 2262                    terminal_panel.spawn_task(&task, window, cx)
 2263                })?
 2264                .await?;
 2265
 2266            if check_exit_code {
 2267                // For extension-based auth, wait for the process to exit and check exit code
 2268                let exit_status = terminal
 2269                    .read_with(cx, |terminal, cx| terminal.wait_for_completed_task(cx))?
 2270                    .await;
 2271
 2272                match exit_status {
 2273                    Some(status) if status.success() => {
 2274                        Ok(())
 2275                    }
 2276                    Some(status) => {
 2277                        Err(anyhow!("Login command failed with exit code: {:?}", status.code()))
 2278                    }
 2279                    None => {
 2280                        Err(anyhow!("Login command terminated without exit status"))
 2281                    }
 2282                }
 2283            } else {
 2284                // For hardcoded agents (claude-login, gemini-cli): look for specific output
 2285                let mut exit_status = terminal
 2286                    .read_with(cx, |terminal, cx| terminal.wait_for_completed_task(cx))?
 2287                    .fuse();
 2288
 2289                let logged_in = cx
 2290                    .spawn({
 2291                        let terminal = terminal.clone();
 2292                        async move |cx| {
 2293                            loop {
 2294                                cx.background_executor().timer(Duration::from_secs(1)).await;
 2295                                let content =
 2296                                    terminal.update(cx, |terminal, _cx| terminal.get_content())?;
 2297                                if content.contains("Login successful")
 2298                                    || content.contains("Type your message")
 2299                                {
 2300                                    return anyhow::Ok(());
 2301                                }
 2302                            }
 2303                        }
 2304                    })
 2305                    .fuse();
 2306                futures::pin_mut!(logged_in);
 2307                futures::select_biased! {
 2308                    result = logged_in => {
 2309                        if let Err(e) = result {
 2310                            log::error!("{e}");
 2311                            return Err(anyhow!("exited before logging in"));
 2312                        }
 2313                    }
 2314                    _ = exit_status => {
 2315                        if !previous_attempt && project.read_with(cx, |project, _| project.is_via_remote_server()) && login.label.contains("gemini") {
 2316                            return cx.update(|window, cx| Self::spawn_external_agent_login(login, workspace, project.clone(), true, false, window, cx))?.await
 2317                        }
 2318                        return Err(anyhow!("exited before logging in"));
 2319                    }
 2320                }
 2321                terminal.update(cx, |terminal, _| terminal.kill_active_task())?;
 2322                Ok(())
 2323            }
 2324        })
 2325    }
 2326
 2327    pub fn has_user_submitted_prompt(&self, cx: &App) -> bool {
 2328        self.thread().is_some_and(|thread| {
 2329            thread.read(cx).entries().iter().any(|entry| {
 2330                matches!(
 2331                    entry,
 2332                    AgentThreadEntry::UserMessage(user_message) if user_message.id.is_some()
 2333                )
 2334            })
 2335        })
 2336    }
 2337
 2338    fn authorize_tool_call(
 2339        &mut self,
 2340        tool_call_id: acp::ToolCallId,
 2341        option_id: acp::PermissionOptionId,
 2342        option_kind: acp::PermissionOptionKind,
 2343        window: &mut Window,
 2344        cx: &mut Context<Self>,
 2345    ) {
 2346        let Some(thread) = self.thread() else {
 2347            return;
 2348        };
 2349        let agent_telemetry_id = thread.read(cx).connection().telemetry_id();
 2350
 2351        telemetry::event!(
 2352            "Agent Tool Call Authorized",
 2353            agent = agent_telemetry_id,
 2354            session = thread.read(cx).session_id(),
 2355            option = option_kind
 2356        );
 2357
 2358        thread.update(cx, |thread, cx| {
 2359            thread.authorize_tool_call(tool_call_id, option_id, option_kind, cx);
 2360        });
 2361        if self.should_be_following {
 2362            self.workspace
 2363                .update(cx, |workspace, cx| {
 2364                    workspace.follow(CollaboratorId::Agent, window, cx);
 2365                })
 2366                .ok();
 2367        }
 2368        cx.notify();
 2369    }
 2370
 2371    fn restore_checkpoint(&mut self, message_id: &UserMessageId, cx: &mut Context<Self>) {
 2372        let Some(thread) = self.thread() else {
 2373            return;
 2374        };
 2375
 2376        thread
 2377            .update(cx, |thread, cx| {
 2378                thread.restore_checkpoint(message_id.clone(), cx)
 2379            })
 2380            .detach_and_log_err(cx);
 2381    }
 2382
 2383    fn render_entry(
 2384        &self,
 2385        entry_ix: usize,
 2386        total_entries: usize,
 2387        entry: &AgentThreadEntry,
 2388        window: &mut Window,
 2389        cx: &Context<Self>,
 2390    ) -> AnyElement {
 2391        let is_indented = entry.is_indented();
 2392        let is_first_indented = is_indented
 2393            && self.thread().is_some_and(|thread| {
 2394                thread
 2395                    .read(cx)
 2396                    .entries()
 2397                    .get(entry_ix.saturating_sub(1))
 2398                    .is_none_or(|entry| !entry.is_indented())
 2399            });
 2400
 2401        let primary = match &entry {
 2402            AgentThreadEntry::UserMessage(message) => {
 2403                let Some(editor) = self
 2404                    .entry_view_state
 2405                    .read(cx)
 2406                    .entry(entry_ix)
 2407                    .and_then(|entry| entry.message_editor())
 2408                    .cloned()
 2409                else {
 2410                    return Empty.into_any_element();
 2411                };
 2412
 2413                let editing = self.editing_message == Some(entry_ix);
 2414                let editor_focus = editor.focus_handle(cx).is_focused(window);
 2415                let focus_border = cx.theme().colors().border_focused;
 2416
 2417                let rules_item = if entry_ix == 0 {
 2418                    self.render_rules_item(cx)
 2419                } else {
 2420                    None
 2421                };
 2422
 2423                let has_checkpoint_button = message
 2424                    .checkpoint
 2425                    .as_ref()
 2426                    .is_some_and(|checkpoint| checkpoint.show);
 2427
 2428                let agent_name = self.agent.name();
 2429
 2430                v_flex()
 2431                    .id(("user_message", entry_ix))
 2432                    .map(|this| {
 2433                        if is_first_indented {
 2434                            this.pt_0p5()
 2435                        } else if entry_ix == 0 && !has_checkpoint_button && rules_item.is_none()  {
 2436                            this.pt(rems_from_px(18.))
 2437                        } else if rules_item.is_some() {
 2438                            this.pt_3()
 2439                        } else {
 2440                            this.pt_2()
 2441                        }
 2442                    })
 2443                    .pb_3()
 2444                    .px_2()
 2445                    .gap_1p5()
 2446                    .w_full()
 2447                    .children(rules_item)
 2448                    .children(message.id.clone().and_then(|message_id| {
 2449                        message.checkpoint.as_ref()?.show.then(|| {
 2450                            h_flex()
 2451                                .px_3()
 2452                                .gap_2()
 2453                                .child(Divider::horizontal())
 2454                                .child(
 2455                                    Button::new("restore-checkpoint", "Restore Checkpoint")
 2456                                        .icon(IconName::Undo)
 2457                                        .icon_size(IconSize::XSmall)
 2458                                        .icon_position(IconPosition::Start)
 2459                                        .label_size(LabelSize::XSmall)
 2460                                        .icon_color(Color::Muted)
 2461                                        .color(Color::Muted)
 2462                                        .tooltip(Tooltip::text("Restores all files in the project to the content they had at this point in the conversation."))
 2463                                        .on_click(cx.listener(move |this, _, _window, cx| {
 2464                                            this.restore_checkpoint(&message_id, cx);
 2465                                        }))
 2466                                )
 2467                                .child(Divider::horizontal())
 2468                        })
 2469                    }))
 2470                    .child(
 2471                        div()
 2472                            .relative()
 2473                            .child(
 2474                                div()
 2475                                    .py_3()
 2476                                    .px_2()
 2477                                    .rounded_md()
 2478                                    .shadow_md()
 2479                                    .bg(cx.theme().colors().editor_background)
 2480                                    .border_1()
 2481                                    .when(is_indented, |this| {
 2482                                        this.py_2().px_2().shadow_sm()
 2483                                    })
 2484                                    .when(editing && !editor_focus, |this| this.border_dashed())
 2485                                    .border_color(cx.theme().colors().border)
 2486                                    .map(|this|{
 2487                                        if editing && editor_focus {
 2488                                            this.border_color(focus_border)
 2489                                        } else if message.id.is_some() {
 2490                                            this.hover(|s| s.border_color(focus_border.opacity(0.8)))
 2491                                        } else {
 2492                                            this
 2493                                        }
 2494                                    })
 2495                                    .text_xs()
 2496                                    .child(editor.clone().into_any_element())
 2497                            )
 2498                            .when(editor_focus, |this| {
 2499                                let base_container = h_flex()
 2500                                    .absolute()
 2501                                    .top_neg_3p5()
 2502                                    .right_3()
 2503                                    .gap_1()
 2504                                    .rounded_sm()
 2505                                    .border_1()
 2506                                    .border_color(cx.theme().colors().border)
 2507                                    .bg(cx.theme().colors().editor_background)
 2508                                    .overflow_hidden();
 2509
 2510                                if message.id.is_some() {
 2511                                    this.child(
 2512                                        base_container
 2513                                            .child(
 2514                                                IconButton::new("cancel", IconName::Close)
 2515                                                    .disabled(self.is_loading_contents)
 2516                                                    .icon_color(Color::Error)
 2517                                                    .icon_size(IconSize::XSmall)
 2518                                                    .on_click(cx.listener(Self::cancel_editing))
 2519                                            )
 2520                                            .child(
 2521                                                if self.is_loading_contents {
 2522                                                    div()
 2523                                                        .id("loading-edited-message-content")
 2524                                                        .tooltip(Tooltip::text("Loading Added Context…"))
 2525                                                        .child(loading_contents_spinner(IconSize::XSmall))
 2526                                                        .into_any_element()
 2527                                                } else {
 2528                                                    IconButton::new("regenerate", IconName::Return)
 2529                                                        .icon_color(Color::Muted)
 2530                                                        .icon_size(IconSize::XSmall)
 2531                                                        .tooltip(Tooltip::text(
 2532                                                            "Editing will restart the thread from this point."
 2533                                                        ))
 2534                                                        .on_click(cx.listener({
 2535                                                            let editor = editor.clone();
 2536                                                            move |this, _, window, cx| {
 2537                                                                this.regenerate(
 2538                                                                    entry_ix, editor.clone(), window, cx,
 2539                                                                );
 2540                                                            }
 2541                                                        })).into_any_element()
 2542                                                }
 2543                                            )
 2544                                    )
 2545                                } else {
 2546                                    this.child(
 2547                                        base_container
 2548                                            .border_dashed()
 2549                                            .child(
 2550                                                IconButton::new("editing_unavailable", IconName::PencilUnavailable)
 2551                                                    .icon_size(IconSize::Small)
 2552                                                    .icon_color(Color::Muted)
 2553                                                    .style(ButtonStyle::Transparent)
 2554                                                    .tooltip(Tooltip::element({
 2555                                                        move |_, _| {
 2556                                                            v_flex()
 2557                                                                .gap_1()
 2558                                                                .child(Label::new("Unavailable Editing")).child(
 2559                                                                    div().max_w_64().child(
 2560                                                                        Label::new(format!(
 2561                                                                            "Editing previous messages is not available for {} yet.",
 2562                                                                            agent_name.clone()
 2563                                                                        ))
 2564                                                                        .size(LabelSize::Small)
 2565                                                                        .color(Color::Muted),
 2566                                                                    ),
 2567                                                                )
 2568                                                                .into_any_element()
 2569                                                        }
 2570                                                    }))
 2571                                            )
 2572                                    )
 2573                                }
 2574                            }),
 2575                    )
 2576                    .into_any()
 2577            }
 2578            AgentThreadEntry::AssistantMessage(AssistantMessage {
 2579                chunks,
 2580                indented: _,
 2581            }) => {
 2582                let mut is_blank = true;
 2583                let is_last = entry_ix + 1 == total_entries;
 2584
 2585                let style = default_markdown_style(false, false, window, cx);
 2586                let message_body = v_flex()
 2587                    .w_full()
 2588                    .gap_3()
 2589                    .children(chunks.iter().enumerate().filter_map(
 2590                        |(chunk_ix, chunk)| match chunk {
 2591                            AssistantMessageChunk::Message { block } => {
 2592                                block.markdown().and_then(|md| {
 2593                                    let this_is_blank = md.read(cx).source().trim().is_empty();
 2594                                    is_blank = is_blank && this_is_blank;
 2595                                    if this_is_blank {
 2596                                        return None;
 2597                                    }
 2598
 2599                                    Some(
 2600                                        self.render_markdown(md.clone(), style.clone())
 2601                                            .into_any_element(),
 2602                                    )
 2603                                })
 2604                            }
 2605                            AssistantMessageChunk::Thought { block } => {
 2606                                block.markdown().and_then(|md| {
 2607                                    let this_is_blank = md.read(cx).source().trim().is_empty();
 2608                                    is_blank = is_blank && this_is_blank;
 2609                                    if this_is_blank {
 2610                                        return None;
 2611                                    }
 2612                                    Some(
 2613                                        self.render_thinking_block(
 2614                                            entry_ix,
 2615                                            chunk_ix,
 2616                                            md.clone(),
 2617                                            window,
 2618                                            cx,
 2619                                        )
 2620                                        .into_any_element(),
 2621                                    )
 2622                                })
 2623                            }
 2624                        },
 2625                    ))
 2626                    .into_any();
 2627
 2628                if is_blank {
 2629                    Empty.into_any()
 2630                } else {
 2631                    v_flex()
 2632                        .px_5()
 2633                        .py_1p5()
 2634                        .when(is_last, |this| this.pb_4())
 2635                        .w_full()
 2636                        .text_ui(cx)
 2637                        .child(self.render_message_context_menu(entry_ix, message_body, cx))
 2638                        .into_any()
 2639                }
 2640            }
 2641            AgentThreadEntry::ToolCall(tool_call) => {
 2642                let has_terminals = tool_call.terminals().next().is_some();
 2643
 2644                div()
 2645                    .w_full()
 2646                    .map(|this| {
 2647                        if has_terminals {
 2648                            this.children(tool_call.terminals().map(|terminal| {
 2649                                self.render_terminal_tool_call(
 2650                                    entry_ix, terminal, tool_call, window, cx,
 2651                                )
 2652                            }))
 2653                        } else {
 2654                            this.child(self.render_tool_call(entry_ix, tool_call, window, cx))
 2655                        }
 2656                    })
 2657                    .into_any()
 2658            }
 2659        };
 2660
 2661        let primary = if is_indented {
 2662            let line_top = if is_first_indented {
 2663                rems_from_px(-12.0)
 2664            } else {
 2665                rems_from_px(0.0)
 2666            };
 2667
 2668            div()
 2669                .relative()
 2670                .w_full()
 2671                .pl_5()
 2672                .bg(cx.theme().colors().panel_background.opacity(0.2))
 2673                .child(
 2674                    div()
 2675                        .absolute()
 2676                        .left(rems_from_px(18.0))
 2677                        .top(line_top)
 2678                        .bottom_0()
 2679                        .w_px()
 2680                        .bg(cx.theme().colors().border.opacity(0.6)),
 2681                )
 2682                .child(primary)
 2683                .into_any_element()
 2684        } else {
 2685            primary
 2686        };
 2687
 2688        let needs_confirmation = if let AgentThreadEntry::ToolCall(tool_call) = entry {
 2689            matches!(
 2690                tool_call.status,
 2691                ToolCallStatus::WaitingForConfirmation { .. }
 2692            )
 2693        } else {
 2694            false
 2695        };
 2696
 2697        let Some(thread) = self.thread() else {
 2698            return primary;
 2699        };
 2700
 2701        let primary = if entry_ix == total_entries - 1 {
 2702            v_flex()
 2703                .w_full()
 2704                .child(primary)
 2705                .map(|this| {
 2706                    if needs_confirmation {
 2707                        this.child(self.render_generating(true, cx))
 2708                    } else {
 2709                        this.child(self.render_thread_controls(&thread, cx))
 2710                    }
 2711                })
 2712                .when_some(
 2713                    self.thread_feedback.comments_editor.clone(),
 2714                    |this, editor| this.child(Self::render_feedback_feedback_editor(editor, cx)),
 2715                )
 2716                .into_any_element()
 2717        } else {
 2718            primary
 2719        };
 2720
 2721        if let Some(editing_index) = self.editing_message.as_ref()
 2722            && *editing_index < entry_ix
 2723        {
 2724            let backdrop = div()
 2725                .id(("backdrop", entry_ix))
 2726                .size_full()
 2727                .absolute()
 2728                .inset_0()
 2729                .bg(cx.theme().colors().panel_background)
 2730                .opacity(0.8)
 2731                .block_mouse_except_scroll()
 2732                .on_click(cx.listener(Self::cancel_editing));
 2733
 2734            div()
 2735                .relative()
 2736                .child(primary)
 2737                .child(backdrop)
 2738                .into_any_element()
 2739        } else {
 2740            primary
 2741        }
 2742    }
 2743
 2744    fn render_message_context_menu(
 2745        &self,
 2746        entry_ix: usize,
 2747        message_body: AnyElement,
 2748        cx: &Context<Self>,
 2749    ) -> AnyElement {
 2750        let entity = cx.entity();
 2751        let workspace = self.workspace.clone();
 2752
 2753        right_click_menu(format!("agent_context_menu-{}", entry_ix))
 2754            .trigger(move |_, _, _| message_body)
 2755            .menu(move |window, cx| {
 2756                let focus = window.focused(cx);
 2757                let entity = entity.clone();
 2758                let workspace = workspace.clone();
 2759
 2760                ContextMenu::build(window, cx, move |menu, _, cx| {
 2761                    let is_at_top = entity.read(cx).list_state.logical_scroll_top().item_ix == 0;
 2762
 2763                    let copy_this_agent_response =
 2764                        ContextMenuEntry::new("Copy This Agent Response").handler({
 2765                            let entity = entity.clone();
 2766                            move |_, cx| {
 2767                                entity.update(cx, |this, cx| {
 2768                                    if let Some(thread) = this.thread() {
 2769                                        let entries = thread.read(cx).entries();
 2770                                        if let Some(text) =
 2771                                            Self::get_agent_message_content(entries, entry_ix, cx)
 2772                                        {
 2773                                            cx.write_to_clipboard(ClipboardItem::new_string(text));
 2774                                        }
 2775                                    }
 2776                                });
 2777                            }
 2778                        });
 2779
 2780                    let scroll_item = if is_at_top {
 2781                        ContextMenuEntry::new("Scroll to Bottom").handler({
 2782                            let entity = entity.clone();
 2783                            move |_, cx| {
 2784                                entity.update(cx, |this, cx| {
 2785                                    this.scroll_to_bottom(cx);
 2786                                });
 2787                            }
 2788                        })
 2789                    } else {
 2790                        ContextMenuEntry::new("Scroll to Top").handler({
 2791                            let entity = entity.clone();
 2792                            move |_, cx| {
 2793                                entity.update(cx, |this, cx| {
 2794                                    this.scroll_to_top(cx);
 2795                                });
 2796                            }
 2797                        })
 2798                    };
 2799
 2800                    let open_thread_as_markdown = ContextMenuEntry::new("Open Thread as Markdown")
 2801                        .handler({
 2802                            let entity = entity.clone();
 2803                            let workspace = workspace.clone();
 2804                            move |window, cx| {
 2805                                if let Some(workspace) = workspace.upgrade() {
 2806                                    entity
 2807                                        .update(cx, |this, cx| {
 2808                                            this.open_thread_as_markdown(workspace, window, cx)
 2809                                        })
 2810                                        .detach_and_log_err(cx);
 2811                                }
 2812                            }
 2813                        });
 2814
 2815                    menu.when_some(focus, |menu, focus| menu.context(focus))
 2816                        .action("Copy Selection", Box::new(markdown::CopyAsMarkdown))
 2817                        .item(copy_this_agent_response)
 2818                        .separator()
 2819                        .item(scroll_item)
 2820                        .item(open_thread_as_markdown)
 2821                })
 2822            })
 2823            .into_any_element()
 2824    }
 2825
 2826    fn tool_card_header_bg(&self, cx: &Context<Self>) -> Hsla {
 2827        cx.theme()
 2828            .colors()
 2829            .element_background
 2830            .blend(cx.theme().colors().editor_foreground.opacity(0.025))
 2831    }
 2832
 2833    fn tool_card_border_color(&self, cx: &Context<Self>) -> Hsla {
 2834        cx.theme().colors().border.opacity(0.8)
 2835    }
 2836
 2837    fn tool_name_font_size(&self) -> Rems {
 2838        rems_from_px(13.)
 2839    }
 2840
 2841    fn render_thinking_block(
 2842        &self,
 2843        entry_ix: usize,
 2844        chunk_ix: usize,
 2845        chunk: Entity<Markdown>,
 2846        window: &Window,
 2847        cx: &Context<Self>,
 2848    ) -> AnyElement {
 2849        let header_id = SharedString::from(format!("thinking-block-header-{}", entry_ix));
 2850        let card_header_id = SharedString::from("inner-card-header");
 2851
 2852        let key = (entry_ix, chunk_ix);
 2853
 2854        let is_open = self.expanded_thinking_blocks.contains(&key);
 2855
 2856        let scroll_handle = self
 2857            .entry_view_state
 2858            .read(cx)
 2859            .entry(entry_ix)
 2860            .and_then(|entry| entry.scroll_handle_for_assistant_message_chunk(chunk_ix));
 2861
 2862        let thinking_content = {
 2863            div()
 2864                .id(("thinking-content", chunk_ix))
 2865                .when_some(scroll_handle, |this, scroll_handle| {
 2866                    this.track_scroll(&scroll_handle)
 2867                })
 2868                .text_ui_sm(cx)
 2869                .overflow_hidden()
 2870                .child(
 2871                    self.render_markdown(chunk, default_markdown_style(false, false, window, cx)),
 2872                )
 2873        };
 2874
 2875        v_flex()
 2876            .gap_1()
 2877            .child(
 2878                h_flex()
 2879                    .id(header_id)
 2880                    .group(&card_header_id)
 2881                    .relative()
 2882                    .w_full()
 2883                    .pr_1()
 2884                    .justify_between()
 2885                    .child(
 2886                        h_flex()
 2887                            .h(window.line_height() - px(2.))
 2888                            .gap_1p5()
 2889                            .overflow_hidden()
 2890                            .child(
 2891                                Icon::new(IconName::ToolThink)
 2892                                    .size(IconSize::Small)
 2893                                    .color(Color::Muted),
 2894                            )
 2895                            .child(
 2896                                div()
 2897                                    .text_size(self.tool_name_font_size())
 2898                                    .text_color(cx.theme().colors().text_muted)
 2899                                    .child("Thinking"),
 2900                            ),
 2901                    )
 2902                    .child(
 2903                        Disclosure::new(("expand", entry_ix), is_open)
 2904                            .opened_icon(IconName::ChevronUp)
 2905                            .closed_icon(IconName::ChevronDown)
 2906                            .visible_on_hover(&card_header_id)
 2907                            .on_click(cx.listener({
 2908                                move |this, _event, _window, cx| {
 2909                                    if is_open {
 2910                                        this.expanded_thinking_blocks.remove(&key);
 2911                                    } else {
 2912                                        this.expanded_thinking_blocks.insert(key);
 2913                                    }
 2914                                    cx.notify();
 2915                                }
 2916                            })),
 2917                    )
 2918                    .on_click(cx.listener({
 2919                        move |this, _event, _window, cx| {
 2920                            if is_open {
 2921                                this.expanded_thinking_blocks.remove(&key);
 2922                            } else {
 2923                                this.expanded_thinking_blocks.insert(key);
 2924                            }
 2925                            cx.notify();
 2926                        }
 2927                    })),
 2928            )
 2929            .when(is_open, |this| {
 2930                this.child(
 2931                    div()
 2932                        .ml_1p5()
 2933                        .pl_3p5()
 2934                        .border_l_1()
 2935                        .border_color(self.tool_card_border_color(cx))
 2936                        .child(thinking_content),
 2937                )
 2938            })
 2939            .into_any_element()
 2940    }
 2941
 2942    fn render_tool_call(
 2943        &self,
 2944        entry_ix: usize,
 2945        tool_call: &ToolCall,
 2946        window: &Window,
 2947        cx: &Context<Self>,
 2948    ) -> Div {
 2949        let has_location = tool_call.locations.len() == 1;
 2950        let card_header_id = SharedString::from("inner-tool-call-header");
 2951
 2952        let failed_or_canceled = match &tool_call.status {
 2953            ToolCallStatus::Rejected | ToolCallStatus::Canceled | ToolCallStatus::Failed => true,
 2954            _ => false,
 2955        };
 2956
 2957        let needs_confirmation = matches!(
 2958            tool_call.status,
 2959            ToolCallStatus::WaitingForConfirmation { .. }
 2960        );
 2961        let is_terminal_tool = matches!(tool_call.kind, acp::ToolKind::Execute);
 2962
 2963        let is_edit =
 2964            matches!(tool_call.kind, acp::ToolKind::Edit) || tool_call.diffs().next().is_some();
 2965        let is_subagent = tool_call.is_subagent();
 2966
 2967        // For subagent tool calls, render the subagent cards directly without wrapper
 2968        if is_subagent {
 2969            return self.render_subagent_tool_call(entry_ix, tool_call, window, cx);
 2970        }
 2971
 2972        let is_cancelled_edit = is_edit && matches!(tool_call.status, ToolCallStatus::Canceled);
 2973        let has_revealed_diff = tool_call.diffs().next().is_some_and(|diff| {
 2974            self.entry_view_state
 2975                .read(cx)
 2976                .entry(entry_ix)
 2977                .and_then(|entry| entry.editor_for_diff(diff))
 2978                .is_some()
 2979                && diff.read(cx).has_revealed_range(cx)
 2980        });
 2981
 2982        let use_card_layout = needs_confirmation || is_edit || is_terminal_tool;
 2983
 2984        let has_image_content = tool_call.content.iter().any(|c| c.image().is_some());
 2985        let is_collapsible = !tool_call.content.is_empty() && !needs_confirmation;
 2986        let is_open = needs_confirmation || self.expanded_tool_calls.contains(&tool_call.id);
 2987
 2988        let should_show_raw_input = !is_terminal_tool && !is_edit && !has_image_content;
 2989
 2990        let input_output_header = |label: SharedString| {
 2991            Label::new(label)
 2992                .size(LabelSize::XSmall)
 2993                .color(Color::Muted)
 2994                .buffer_font(cx)
 2995        };
 2996
 2997        let tool_output_display = if is_open {
 2998            match &tool_call.status {
 2999                ToolCallStatus::WaitingForConfirmation { options, .. } => v_flex()
 3000                    .w_full()
 3001                    .children(
 3002                        tool_call
 3003                            .content
 3004                            .iter()
 3005                            .enumerate()
 3006                            .map(|(content_ix, content)| {
 3007                                div()
 3008                                    .child(self.render_tool_call_content(
 3009                                        entry_ix,
 3010                                        content,
 3011                                        content_ix,
 3012                                        tool_call,
 3013                                        use_card_layout,
 3014                                        has_image_content,
 3015                                        failed_or_canceled,
 3016                                        window,
 3017                                        cx,
 3018                                    ))
 3019                                    .into_any_element()
 3020                            }),
 3021                    )
 3022                    .when(should_show_raw_input, |this| {
 3023                        let is_raw_input_expanded =
 3024                            self.expanded_tool_call_raw_inputs.contains(&tool_call.id);
 3025
 3026                        let input_header = if is_raw_input_expanded {
 3027                            "Raw Input:"
 3028                        } else {
 3029                            "View Raw Input"
 3030                        };
 3031
 3032                        this.child(
 3033                            v_flex()
 3034                                .p_2()
 3035                                .gap_1()
 3036                                .border_t_1()
 3037                                .border_color(self.tool_card_border_color(cx))
 3038                                .child(
 3039                                    h_flex()
 3040                                        .id("disclosure_container")
 3041                                        .pl_0p5()
 3042                                        .gap_1()
 3043                                        .justify_between()
 3044                                        .rounded_xs()
 3045                                        .hover(|s| s.bg(cx.theme().colors().element_hover))
 3046                                        .child(input_output_header(input_header.into()))
 3047                                        .child(
 3048                                            Disclosure::new(
 3049                                                ("raw-input-disclosure", entry_ix),
 3050                                                is_raw_input_expanded,
 3051                                            )
 3052                                            .opened_icon(IconName::ChevronUp)
 3053                                            .closed_icon(IconName::ChevronDown),
 3054                                        )
 3055                                        .on_click(cx.listener({
 3056                                            let id = tool_call.id.clone();
 3057
 3058                                            move |this: &mut Self, _, _, cx| {
 3059                                                if this.expanded_tool_call_raw_inputs.contains(&id)
 3060                                                {
 3061                                                    this.expanded_tool_call_raw_inputs.remove(&id);
 3062                                                } else {
 3063                                                    this.expanded_tool_call_raw_inputs
 3064                                                        .insert(id.clone());
 3065                                                }
 3066                                                cx.notify();
 3067                                            }
 3068                                        })),
 3069                                )
 3070                                .when(is_raw_input_expanded, |this| {
 3071                                    this.children(tool_call.raw_input_markdown.clone().map(
 3072                                        |input| {
 3073                                            self.render_markdown(
 3074                                                input,
 3075                                                default_markdown_style(false, false, window, cx),
 3076                                            )
 3077                                        },
 3078                                    ))
 3079                                }),
 3080                        )
 3081                    })
 3082                    .child(self.render_permission_buttons(
 3083                        tool_call.kind,
 3084                        options,
 3085                        entry_ix,
 3086                        tool_call.id.clone(),
 3087                        cx,
 3088                    ))
 3089                    .into_any(),
 3090                ToolCallStatus::Pending | ToolCallStatus::InProgress
 3091                    if is_edit
 3092                        && tool_call.content.is_empty()
 3093                        && self.as_native_connection(cx).is_some() =>
 3094                {
 3095                    self.render_diff_loading(cx).into_any()
 3096                }
 3097                ToolCallStatus::Pending
 3098                | ToolCallStatus::InProgress
 3099                | ToolCallStatus::Completed
 3100                | ToolCallStatus::Failed
 3101                | ToolCallStatus::Canceled => {
 3102                    v_flex()
 3103                        .when(should_show_raw_input, |this| {
 3104                            this.mt_1p5().w_full().child(
 3105                                v_flex()
 3106                                    .ml(rems(0.4))
 3107                                    .px_3p5()
 3108                                    .pb_1()
 3109                                    .gap_1()
 3110                                    .border_l_1()
 3111                                    .border_color(self.tool_card_border_color(cx))
 3112                                    .child(input_output_header("Raw Input:".into()))
 3113                                    .children(tool_call.raw_input_markdown.clone().map(|input| {
 3114                                        div().id(("tool-call-raw-input-markdown", entry_ix)).child(
 3115                                            self.render_markdown(
 3116                                                input,
 3117                                                default_markdown_style(false, false, window, cx),
 3118                                            ),
 3119                                        )
 3120                                    }))
 3121                                    .child(input_output_header("Output:".into())),
 3122                            )
 3123                        })
 3124                        .children(tool_call.content.iter().enumerate().map(
 3125                            |(content_ix, content)| {
 3126                                div().id(("tool-call-output", entry_ix)).child(
 3127                                    self.render_tool_call_content(
 3128                                        entry_ix,
 3129                                        content,
 3130                                        content_ix,
 3131                                        tool_call,
 3132                                        use_card_layout,
 3133                                        has_image_content,
 3134                                        failed_or_canceled,
 3135                                        window,
 3136                                        cx,
 3137                                    ),
 3138                                )
 3139                            },
 3140                        ))
 3141                        .into_any()
 3142                }
 3143                ToolCallStatus::Rejected => Empty.into_any(),
 3144            }
 3145            .into()
 3146        } else {
 3147            None
 3148        };
 3149
 3150        v_flex()
 3151            .map(|this| {
 3152                if use_card_layout {
 3153                    this.my_1p5()
 3154                        .rounded_md()
 3155                        .border_1()
 3156                        .when(failed_or_canceled, |this| this.border_dashed())
 3157                        .border_color(self.tool_card_border_color(cx))
 3158                        .bg(cx.theme().colors().editor_background)
 3159                        .overflow_hidden()
 3160                } else {
 3161                    this.my_1()
 3162                }
 3163            })
 3164            .map(|this| {
 3165                if has_location && !use_card_layout {
 3166                    this.ml_4()
 3167                } else {
 3168                    this.ml_5()
 3169                }
 3170            })
 3171            .mr_5()
 3172            .map(|this| {
 3173                if is_terminal_tool {
 3174                    let label_source = tool_call.label.read(cx).source();
 3175                    this.child(self.render_collapsible_command(true, label_source, &tool_call.id, cx))
 3176                } else {
 3177                    this.child(
 3178                        h_flex()
 3179                            .group(&card_header_id)
 3180                            .relative()
 3181                            .w_full()
 3182                            .gap_1()
 3183                            .justify_between()
 3184                            .when(use_card_layout, |this| {
 3185                                this.p_0p5()
 3186                                    .rounded_t(rems_from_px(5.))
 3187                                    .bg(self.tool_card_header_bg(cx))
 3188                            })
 3189                            .child(self.render_tool_call_label(
 3190                                entry_ix,
 3191                                tool_call,
 3192                                is_edit,
 3193                                is_cancelled_edit,
 3194                                has_revealed_diff,
 3195                                use_card_layout,
 3196                                window,
 3197                                cx,
 3198                            ))
 3199                            .when(is_collapsible || failed_or_canceled, |this| {
 3200                                let diff_for_discard =
 3201                                    if has_revealed_diff && is_cancelled_edit && cx.has_flag::<AgentV2FeatureFlag>() {
 3202                                        tool_call.diffs().next().cloned()
 3203                                    } else {
 3204                                        None
 3205                                    };
 3206                                this.child(
 3207                                    h_flex()
 3208                                        .px_1()
 3209                                        .when_some(diff_for_discard.clone(), |this, _| this.pr_0p5())
 3210                                        .gap_1()
 3211                                        .when(is_collapsible, |this| {
 3212                                            this.child(
 3213                                            Disclosure::new(("expand-output", entry_ix), is_open)
 3214                                                .opened_icon(IconName::ChevronUp)
 3215                                                .closed_icon(IconName::ChevronDown)
 3216                                                .visible_on_hover(&card_header_id)
 3217                                                .on_click(cx.listener({
 3218                                                    let id = tool_call.id.clone();
 3219                                                    move |this: &mut Self, _, _, cx: &mut Context<Self>| {
 3220                                                        if is_open {
 3221                                                            this.expanded_tool_calls.remove(&id);
 3222                                                        } else {
 3223                                                            this.expanded_tool_calls.insert(id.clone());
 3224                                                        }
 3225                                                        cx.notify();
 3226                                                    }
 3227                                                })),
 3228                                        )
 3229                                        })
 3230                                        .when(failed_or_canceled, |this| {
 3231                                            if is_cancelled_edit && !has_revealed_diff {
 3232                                                this.child(
 3233                                                    div()
 3234                                                        .id(entry_ix)
 3235                                                        .tooltip(Tooltip::text(
 3236                                                            "Interrupted Edit",
 3237                                                        ))
 3238                                                        .child(
 3239                                                            Icon::new(IconName::XCircle)
 3240                                                                .color(Color::Muted)
 3241                                                                .size(IconSize::Small),
 3242                                                        ),
 3243                                                )
 3244                                            } else if is_cancelled_edit {
 3245                                                this
 3246                                            } else {
 3247                                                this.child(
 3248                                                    Icon::new(IconName::Close)
 3249                                                        .color(Color::Error)
 3250                                                        .size(IconSize::Small),
 3251                                                )
 3252                                            }
 3253                                        })
 3254                                        .when_some(diff_for_discard, |this, diff| {
 3255                                            let tool_call_id = tool_call.id.clone();
 3256                                            let is_discarded = self.discarded_partial_edits.contains(&tool_call_id);
 3257                                            this.when(!is_discarded, |this| {
 3258                                                this.child(
 3259                                                    IconButton::new(
 3260                                                        ("discard-partial-edit", entry_ix),
 3261                                                        IconName::Undo,
 3262                                                    )
 3263                                                    .icon_size(IconSize::Small)
 3264                                                    .tooltip(move |_, cx| Tooltip::with_meta(
 3265                                                        "Discard Interrupted Edit",
 3266                                                        None,
 3267                                                        "You can discard this interrupted partial edit and restore the original file content.",
 3268                                                        cx
 3269                                                    ))
 3270                                                    .on_click(cx.listener({
 3271                                                        let tool_call_id = tool_call_id.clone();
 3272                                                        move |this, _, _window, cx| {
 3273                                                            let diff_data = diff.read(cx);
 3274                                                            let base_text = diff_data.base_text().clone();
 3275                                                            let buffer = diff_data.buffer().clone();
 3276                                                            buffer.update(cx, |buffer, cx| {
 3277                                                                buffer.set_text(base_text.as_ref(), cx);
 3278                                                            });
 3279                                                            this.discarded_partial_edits.insert(tool_call_id.clone());
 3280                                                            cx.notify();
 3281                                                        }
 3282                                                    })),
 3283                                                )
 3284                                            })
 3285                                        })
 3286
 3287                                )
 3288                            }),
 3289                    )
 3290                }
 3291            })
 3292            .children(tool_output_display)
 3293    }
 3294
 3295    fn render_tool_call_label(
 3296        &self,
 3297        entry_ix: usize,
 3298        tool_call: &ToolCall,
 3299        is_edit: bool,
 3300        has_failed: bool,
 3301        has_revealed_diff: bool,
 3302        use_card_layout: bool,
 3303        window: &Window,
 3304        cx: &Context<Self>,
 3305    ) -> Div {
 3306        let has_location = tool_call.locations.len() == 1;
 3307        let is_file = tool_call.kind == acp::ToolKind::Edit && has_location;
 3308
 3309        let file_icon = if has_location {
 3310            FileIcons::get_icon(&tool_call.locations[0].path, cx)
 3311                .map(Icon::from_path)
 3312                .unwrap_or(Icon::new(IconName::ToolPencil))
 3313        } else {
 3314            Icon::new(IconName::ToolPencil)
 3315        };
 3316
 3317        let tool_icon = if is_file && has_failed && has_revealed_diff {
 3318            div()
 3319                .id(entry_ix)
 3320                .tooltip(Tooltip::text("Interrupted Edit"))
 3321                .child(DecoratedIcon::new(
 3322                    file_icon,
 3323                    Some(
 3324                        IconDecoration::new(
 3325                            IconDecorationKind::Triangle,
 3326                            self.tool_card_header_bg(cx),
 3327                            cx,
 3328                        )
 3329                        .color(cx.theme().status().warning)
 3330                        .position(gpui::Point {
 3331                            x: px(-2.),
 3332                            y: px(-2.),
 3333                        }),
 3334                    ),
 3335                ))
 3336                .into_any_element()
 3337        } else if is_file {
 3338            div().child(file_icon).into_any_element()
 3339        } else {
 3340            div()
 3341                .child(
 3342                    Icon::new(match tool_call.kind {
 3343                        acp::ToolKind::Read => IconName::ToolSearch,
 3344                        acp::ToolKind::Edit => IconName::ToolPencil,
 3345                        acp::ToolKind::Delete => IconName::ToolDeleteFile,
 3346                        acp::ToolKind::Move => IconName::ArrowRightLeft,
 3347                        acp::ToolKind::Search => IconName::ToolSearch,
 3348                        acp::ToolKind::Execute => IconName::ToolTerminal,
 3349                        acp::ToolKind::Think => IconName::ToolThink,
 3350                        acp::ToolKind::Fetch => IconName::ToolWeb,
 3351                        acp::ToolKind::SwitchMode => IconName::ArrowRightLeft,
 3352                        acp::ToolKind::Other | _ => IconName::ToolHammer,
 3353                    })
 3354                    .size(IconSize::Small)
 3355                    .color(Color::Muted),
 3356                )
 3357                .into_any_element()
 3358        };
 3359
 3360        let gradient_overlay = {
 3361            div()
 3362                .absolute()
 3363                .top_0()
 3364                .right_0()
 3365                .w_12()
 3366                .h_full()
 3367                .map(|this| {
 3368                    if use_card_layout {
 3369                        this.bg(linear_gradient(
 3370                            90.,
 3371                            linear_color_stop(self.tool_card_header_bg(cx), 1.),
 3372                            linear_color_stop(self.tool_card_header_bg(cx).opacity(0.2), 0.),
 3373                        ))
 3374                    } else {
 3375                        this.bg(linear_gradient(
 3376                            90.,
 3377                            linear_color_stop(cx.theme().colors().panel_background, 1.),
 3378                            linear_color_stop(
 3379                                cx.theme().colors().panel_background.opacity(0.2),
 3380                                0.,
 3381                            ),
 3382                        ))
 3383                    }
 3384                })
 3385        };
 3386
 3387        h_flex()
 3388            .relative()
 3389            .w_full()
 3390            .h(window.line_height() - px(2.))
 3391            .text_size(self.tool_name_font_size())
 3392            .gap_1p5()
 3393            .when(has_location || use_card_layout, |this| this.px_1())
 3394            .when(has_location, |this| {
 3395                this.cursor(CursorStyle::PointingHand)
 3396                    .rounded(rems_from_px(3.)) // Concentric border radius
 3397                    .hover(|s| s.bg(cx.theme().colors().element_hover.opacity(0.5)))
 3398            })
 3399            .overflow_hidden()
 3400            .child(tool_icon)
 3401            .child(if has_location {
 3402                h_flex()
 3403                    .id(("open-tool-call-location", entry_ix))
 3404                    .w_full()
 3405                    .map(|this| {
 3406                        if use_card_layout {
 3407                            this.text_color(cx.theme().colors().text)
 3408                        } else {
 3409                            this.text_color(cx.theme().colors().text_muted)
 3410                        }
 3411                    })
 3412                    .child(self.render_markdown(
 3413                        tool_call.label.clone(),
 3414                        MarkdownStyle {
 3415                            prevent_mouse_interaction: true,
 3416                            ..default_markdown_style(false, true, window, cx)
 3417                        },
 3418                    ))
 3419                    .tooltip(Tooltip::text("Go to File"))
 3420                    .on_click(cx.listener(move |this, _, window, cx| {
 3421                        this.open_tool_call_location(entry_ix, 0, window, cx);
 3422                    }))
 3423                    .into_any_element()
 3424            } else {
 3425                h_flex()
 3426                    .w_full()
 3427                    .child(self.render_markdown(
 3428                        tool_call.label.clone(),
 3429                        default_markdown_style(false, true, window, cx),
 3430                    ))
 3431                    .into_any()
 3432            })
 3433            .when(!is_edit, |this| this.child(gradient_overlay))
 3434    }
 3435
 3436    fn render_tool_call_content(
 3437        &self,
 3438        entry_ix: usize,
 3439        content: &ToolCallContent,
 3440        context_ix: usize,
 3441        tool_call: &ToolCall,
 3442        card_layout: bool,
 3443        is_image_tool_call: bool,
 3444        has_failed: bool,
 3445        window: &Window,
 3446        cx: &Context<Self>,
 3447    ) -> AnyElement {
 3448        match content {
 3449            ToolCallContent::ContentBlock(content) => {
 3450                if let Some(resource_link) = content.resource_link() {
 3451                    self.render_resource_link(resource_link, cx)
 3452                } else if let Some(markdown) = content.markdown() {
 3453                    self.render_markdown_output(
 3454                        markdown.clone(),
 3455                        tool_call.id.clone(),
 3456                        context_ix,
 3457                        card_layout,
 3458                        window,
 3459                        cx,
 3460                    )
 3461                } else if let Some(image) = content.image() {
 3462                    let location = tool_call.locations.first().cloned();
 3463                    self.render_image_output(
 3464                        entry_ix,
 3465                        image.clone(),
 3466                        location,
 3467                        card_layout,
 3468                        is_image_tool_call,
 3469                        cx,
 3470                    )
 3471                } else {
 3472                    Empty.into_any_element()
 3473                }
 3474            }
 3475            ToolCallContent::Diff(diff) => {
 3476                self.render_diff_editor(entry_ix, diff, tool_call, has_failed, cx)
 3477            }
 3478            ToolCallContent::Terminal(terminal) => {
 3479                self.render_terminal_tool_call(entry_ix, terminal, tool_call, window, cx)
 3480            }
 3481            ToolCallContent::SubagentThread(_thread) => {
 3482                // Subagent threads are rendered by render_subagent_tool_call, not here
 3483                Empty.into_any_element()
 3484            }
 3485        }
 3486    }
 3487
 3488    fn render_subagent_tool_call(
 3489        &self,
 3490        entry_ix: usize,
 3491        tool_call: &ToolCall,
 3492        window: &Window,
 3493        cx: &Context<Self>,
 3494    ) -> Div {
 3495        let subagent_threads: Vec<_> = tool_call
 3496            .content
 3497            .iter()
 3498            .filter_map(|c| c.subagent_thread().cloned())
 3499            .collect();
 3500
 3501        let tool_call_in_progress = matches!(
 3502            tool_call.status,
 3503            ToolCallStatus::Pending | ToolCallStatus::InProgress
 3504        );
 3505
 3506        v_flex().ml_5().mr_5().my_1p5().gap_1().children(
 3507            subagent_threads
 3508                .into_iter()
 3509                .enumerate()
 3510                .map(|(context_ix, thread)| {
 3511                    self.render_subagent_card(
 3512                        entry_ix,
 3513                        context_ix,
 3514                        &thread,
 3515                        tool_call_in_progress,
 3516                        window,
 3517                        cx,
 3518                    )
 3519                }),
 3520        )
 3521    }
 3522
 3523    fn render_subagent_card(
 3524        &self,
 3525        entry_ix: usize,
 3526        context_ix: usize,
 3527        thread: &Entity<AcpThread>,
 3528        tool_call_in_progress: bool,
 3529        window: &Window,
 3530        cx: &Context<Self>,
 3531    ) -> AnyElement {
 3532        let thread_read = thread.read(cx);
 3533        let session_id = thread_read.session_id().clone();
 3534        let title = thread_read.title();
 3535        let action_log = thread_read.action_log();
 3536        let changed_buffers = action_log.read(cx).changed_buffers(cx);
 3537
 3538        let is_expanded = self.expanded_subagents.contains(&session_id);
 3539        let files_changed = changed_buffers.len();
 3540        let diff_stats = DiffStats::all_files(&changed_buffers, cx);
 3541
 3542        let is_running = tool_call_in_progress;
 3543
 3544        let card_header_id =
 3545            SharedString::from(format!("subagent-header-{}-{}", entry_ix, context_ix));
 3546        let diff_stat_id = SharedString::from(format!("subagent-diff-{}-{}", entry_ix, context_ix));
 3547
 3548        let icon = h_flex().w_4().justify_center().child(if is_running {
 3549            SpinnerLabel::new()
 3550                .size(LabelSize::Small)
 3551                .into_any_element()
 3552        } else {
 3553            Icon::new(IconName::Check)
 3554                .size(IconSize::Small)
 3555                .color(Color::Success)
 3556                .into_any_element()
 3557        });
 3558
 3559        v_flex()
 3560            .w_full()
 3561            .rounded_md()
 3562            .border_1()
 3563            .border_color(self.tool_card_border_color(cx))
 3564            .overflow_hidden()
 3565            .child(
 3566                h_flex()
 3567                    .group(&card_header_id)
 3568                    .py_1()
 3569                    .px_1p5()
 3570                    .w_full()
 3571                    .gap_1()
 3572                    .justify_between()
 3573                    .bg(self.tool_card_header_bg(cx))
 3574                    .child(
 3575                        h_flex()
 3576                            .gap_1p5()
 3577                            .child(icon)
 3578                            .child(
 3579                                Label::new(title.to_string())
 3580                                    .size(LabelSize::Small)
 3581                                    .color(Color::Default),
 3582                            )
 3583                            .when(files_changed > 0, |this| {
 3584                                this.child(
 3585                                    h_flex()
 3586                                        .gap_1()
 3587                                        .child(
 3588                                            Label::new(format!(
 3589                                                "{} {} changed",
 3590                                                files_changed,
 3591                                                if files_changed == 1 { "file" } else { "files" }
 3592                                            ))
 3593                                            .size(LabelSize::Small)
 3594                                            .color(Color::Muted),
 3595                                        )
 3596                                        .child(DiffStat::new(
 3597                                            diff_stat_id.clone(),
 3598                                            diff_stats.lines_added as usize,
 3599                                            diff_stats.lines_removed as usize,
 3600                                        )),
 3601                                )
 3602                            }),
 3603                    )
 3604                    .child(
 3605                        Disclosure::new(
 3606                            SharedString::from(format!(
 3607                                "subagent-disclosure-inner-{}-{}",
 3608                                entry_ix, context_ix
 3609                            )),
 3610                            is_expanded,
 3611                        )
 3612                        .opened_icon(IconName::ChevronUp)
 3613                        .closed_icon(IconName::ChevronDown)
 3614                        .visible_on_hover(card_header_id)
 3615                        .on_click(cx.listener({
 3616                            move |this, _, _, cx| {
 3617                                if this.expanded_subagents.contains(&session_id) {
 3618                                    this.expanded_subagents.remove(&session_id);
 3619                                } else {
 3620                                    this.expanded_subagents.insert(session_id.clone());
 3621                                }
 3622                                cx.notify();
 3623                            }
 3624                        })),
 3625                    ),
 3626            )
 3627            .when(is_expanded, |this| {
 3628                this.child(
 3629                    self.render_subagent_expanded_content(entry_ix, context_ix, thread, window, cx),
 3630                )
 3631            })
 3632            .into_any_element()
 3633    }
 3634
 3635    fn render_subagent_expanded_content(
 3636        &self,
 3637        _entry_ix: usize,
 3638        _context_ix: usize,
 3639        thread: &Entity<AcpThread>,
 3640        window: &Window,
 3641        cx: &Context<Self>,
 3642    ) -> impl IntoElement {
 3643        let thread_read = thread.read(cx);
 3644        let session_id = thread_read.session_id().clone();
 3645        let entries = thread_read.entries();
 3646
 3647        // Find the most recent agent message with any content (message or thought)
 3648        let last_assistant_markdown = entries.iter().rev().find_map(|entry| {
 3649            if let AgentThreadEntry::AssistantMessage(msg) = entry {
 3650                msg.chunks.iter().find_map(|chunk| match chunk {
 3651                    AssistantMessageChunk::Message { block } => block.markdown().cloned(),
 3652                    AssistantMessageChunk::Thought { block } => block.markdown().cloned(),
 3653                })
 3654            } else {
 3655                None
 3656            }
 3657        });
 3658
 3659        let scroll_handle = self
 3660            .subagent_scroll_handles
 3661            .borrow_mut()
 3662            .entry(session_id.clone())
 3663            .or_default()
 3664            .clone();
 3665
 3666        scroll_handle.scroll_to_bottom();
 3667
 3668        div()
 3669            .id(format!("subagent-content-{}", session_id))
 3670            .w_full()
 3671            .max_h_56()
 3672            .p_2()
 3673            .border_t_1()
 3674            .border_color(self.tool_card_border_color(cx))
 3675            .bg(cx.theme().colors().editor_background.opacity(0.2))
 3676            .overflow_hidden()
 3677            .track_scroll(&scroll_handle)
 3678            .when_some(last_assistant_markdown, |this, markdown| {
 3679                this.child(
 3680                    self.render_markdown(
 3681                        markdown,
 3682                        default_markdown_style(false, false, window, cx),
 3683                    ),
 3684                )
 3685            })
 3686    }
 3687
 3688    fn render_markdown_output(
 3689        &self,
 3690        markdown: Entity<Markdown>,
 3691        tool_call_id: acp::ToolCallId,
 3692        context_ix: usize,
 3693        card_layout: bool,
 3694        window: &Window,
 3695        cx: &Context<Self>,
 3696    ) -> AnyElement {
 3697        let button_id = SharedString::from(format!("tool_output-{:?}", tool_call_id));
 3698
 3699        v_flex()
 3700            .gap_2()
 3701            .map(|this| {
 3702                if card_layout {
 3703                    this.when(context_ix > 0, |this| {
 3704                        this.pt_2()
 3705                            .border_t_1()
 3706                            .border_color(self.tool_card_border_color(cx))
 3707                    })
 3708                } else {
 3709                    this.ml(rems(0.4))
 3710                        .px_3p5()
 3711                        .border_l_1()
 3712                        .border_color(self.tool_card_border_color(cx))
 3713                }
 3714            })
 3715            .text_xs()
 3716            .text_color(cx.theme().colors().text_muted)
 3717            .child(self.render_markdown(markdown, default_markdown_style(false, false, window, cx)))
 3718            .when(!card_layout, |this| {
 3719                this.child(
 3720                    IconButton::new(button_id, IconName::ChevronUp)
 3721                        .full_width()
 3722                        .style(ButtonStyle::Outlined)
 3723                        .icon_color(Color::Muted)
 3724                        .on_click(cx.listener({
 3725                            move |this: &mut Self, _, _, cx: &mut Context<Self>| {
 3726                                this.expanded_tool_calls.remove(&tool_call_id);
 3727                                cx.notify();
 3728                            }
 3729                        })),
 3730                )
 3731            })
 3732            .into_any_element()
 3733    }
 3734
 3735    fn render_image_output(
 3736        &self,
 3737        entry_ix: usize,
 3738        image: Arc<gpui::Image>,
 3739        location: Option<acp::ToolCallLocation>,
 3740        card_layout: bool,
 3741        show_dimensions: bool,
 3742        cx: &Context<Self>,
 3743    ) -> AnyElement {
 3744        let dimensions_label = if show_dimensions {
 3745            let format_name = match image.format() {
 3746                gpui::ImageFormat::Png => "PNG",
 3747                gpui::ImageFormat::Jpeg => "JPEG",
 3748                gpui::ImageFormat::Webp => "WebP",
 3749                gpui::ImageFormat::Gif => "GIF",
 3750                gpui::ImageFormat::Svg => "SVG",
 3751                gpui::ImageFormat::Bmp => "BMP",
 3752                gpui::ImageFormat::Tiff => "TIFF",
 3753                gpui::ImageFormat::Ico => "ICO",
 3754            };
 3755            let dimensions = image::ImageReader::new(std::io::Cursor::new(image.bytes()))
 3756                .with_guessed_format()
 3757                .ok()
 3758                .and_then(|reader| reader.into_dimensions().ok());
 3759            dimensions.map(|(w, h)| format!("{}×{} {}", w, h, format_name))
 3760        } else {
 3761            None
 3762        };
 3763
 3764        v_flex()
 3765            .gap_2()
 3766            .map(|this| {
 3767                if card_layout {
 3768                    this
 3769                } else {
 3770                    this.ml(rems(0.4))
 3771                        .px_3p5()
 3772                        .border_l_1()
 3773                        .border_color(self.tool_card_border_color(cx))
 3774                }
 3775            })
 3776            .when(dimensions_label.is_some() || location.is_some(), |this| {
 3777                this.child(
 3778                    h_flex()
 3779                        .w_full()
 3780                        .justify_between()
 3781                        .items_center()
 3782                        .children(dimensions_label.map(|label| {
 3783                            Label::new(label)
 3784                                .size(LabelSize::XSmall)
 3785                                .color(Color::Muted)
 3786                                .buffer_font(cx)
 3787                        }))
 3788                        .when_some(location, |this, _loc| {
 3789                            this.child(
 3790                                Button::new(("go-to-file", entry_ix), "Go to File")
 3791                                    .label_size(LabelSize::Small)
 3792                                    .on_click(cx.listener(move |this, _, window, cx| {
 3793                                        this.open_tool_call_location(entry_ix, 0, window, cx);
 3794                                    })),
 3795                            )
 3796                        }),
 3797                )
 3798            })
 3799            .child(
 3800                img(image)
 3801                    .max_w_96()
 3802                    .max_h_96()
 3803                    .object_fit(ObjectFit::ScaleDown),
 3804            )
 3805            .into_any_element()
 3806    }
 3807
 3808    fn render_resource_link(
 3809        &self,
 3810        resource_link: &acp::ResourceLink,
 3811        cx: &Context<Self>,
 3812    ) -> AnyElement {
 3813        let uri: SharedString = resource_link.uri.clone().into();
 3814        let is_file = resource_link.uri.strip_prefix("file://");
 3815
 3816        let label: SharedString = if let Some(abs_path) = is_file {
 3817            if let Some(project_path) = self
 3818                .project
 3819                .read(cx)
 3820                .project_path_for_absolute_path(&Path::new(abs_path), cx)
 3821                && let Some(worktree) = self
 3822                    .project
 3823                    .read(cx)
 3824                    .worktree_for_id(project_path.worktree_id, cx)
 3825            {
 3826                worktree
 3827                    .read(cx)
 3828                    .full_path(&project_path.path)
 3829                    .to_string_lossy()
 3830                    .to_string()
 3831                    .into()
 3832            } else {
 3833                abs_path.to_string().into()
 3834            }
 3835        } else {
 3836            uri.clone()
 3837        };
 3838
 3839        let button_id = SharedString::from(format!("item-{}", uri));
 3840
 3841        div()
 3842            .ml(rems(0.4))
 3843            .pl_2p5()
 3844            .border_l_1()
 3845            .border_color(self.tool_card_border_color(cx))
 3846            .overflow_hidden()
 3847            .child(
 3848                Button::new(button_id, label)
 3849                    .label_size(LabelSize::Small)
 3850                    .color(Color::Muted)
 3851                    .truncate(true)
 3852                    .when(is_file.is_none(), |this| {
 3853                        this.icon(IconName::ArrowUpRight)
 3854                            .icon_size(IconSize::XSmall)
 3855                            .icon_color(Color::Muted)
 3856                    })
 3857                    .on_click(cx.listener({
 3858                        let workspace = self.workspace.clone();
 3859                        move |_, _, window, cx: &mut Context<Self>| {
 3860                            Self::open_link(uri.clone(), &workspace, window, cx);
 3861                        }
 3862                    })),
 3863            )
 3864            .into_any_element()
 3865    }
 3866
 3867    fn render_permission_buttons(
 3868        &self,
 3869        kind: acp::ToolKind,
 3870        options: &[acp::PermissionOption],
 3871        entry_ix: usize,
 3872        tool_call_id: acp::ToolCallId,
 3873        cx: &Context<Self>,
 3874    ) -> Div {
 3875        let is_first = self.thread().is_some_and(|thread| {
 3876            thread
 3877                .read(cx)
 3878                .first_tool_awaiting_confirmation()
 3879                .is_some_and(|call| call.id == tool_call_id)
 3880        });
 3881
 3882        // For SwitchMode, use the old layout with all buttons
 3883        if kind == acp::ToolKind::SwitchMode {
 3884            return self.render_permission_buttons_legacy(options, entry_ix, tool_call_id, cx);
 3885        }
 3886
 3887        let granularity_options: Vec<_> = options
 3888            .iter()
 3889            .filter(|o| {
 3890                matches!(
 3891                    o.kind,
 3892                    acp::PermissionOptionKind::AllowOnce | acp::PermissionOptionKind::AllowAlways
 3893                )
 3894            })
 3895            .collect();
 3896
 3897        // Get the selected granularity index, defaulting to the last option ("Only this time")
 3898        let selected_index = self
 3899            .selected_permission_granularity
 3900            .get(&tool_call_id)
 3901            .copied()
 3902            .unwrap_or_else(|| granularity_options.len().saturating_sub(1));
 3903
 3904        let selected_option = granularity_options
 3905            .get(selected_index)
 3906            .or(granularity_options.last())
 3907            .copied();
 3908
 3909        let dropdown_label: SharedString = selected_option
 3910            .map(|o| o.name.clone().into())
 3911            .unwrap_or_else(|| "Only this time".into());
 3912
 3913        let (allow_option_id, allow_option_kind, deny_option_id, deny_option_kind) =
 3914            if let Some(option) = selected_option {
 3915                let option_id_str = option.option_id.0.to_string();
 3916
 3917                // Transform option_id for allow: "always:tool" -> "always_allow:tool", "once" -> "allow"
 3918                let allow_id = if option_id_str == "once" {
 3919                    "allow".to_string()
 3920                } else if let Some(rest) = option_id_str.strip_prefix("always:") {
 3921                    format!("always_allow:{}", rest)
 3922                } else if let Some(rest) = option_id_str.strip_prefix("always_pattern:") {
 3923                    format!("always_allow_pattern:{}", rest)
 3924                } else {
 3925                    option_id_str.clone()
 3926                };
 3927
 3928                // Transform option_id for deny: "always:tool" -> "always_deny:tool", "once" -> "deny"
 3929                let deny_id = if option_id_str == "once" {
 3930                    "deny".to_string()
 3931                } else if let Some(rest) = option_id_str.strip_prefix("always:") {
 3932                    format!("always_deny:{}", rest)
 3933                } else if let Some(rest) = option_id_str.strip_prefix("always_pattern:") {
 3934                    format!("always_deny_pattern:{}", rest)
 3935                } else {
 3936                    option_id_str.replace("allow", "deny")
 3937                };
 3938
 3939                let allow_kind = option.kind;
 3940                let deny_kind = match option.kind {
 3941                    acp::PermissionOptionKind::AllowOnce => acp::PermissionOptionKind::RejectOnce,
 3942                    acp::PermissionOptionKind::AllowAlways => {
 3943                        acp::PermissionOptionKind::RejectAlways
 3944                    }
 3945                    other => other,
 3946                };
 3947
 3948                (
 3949                    acp::PermissionOptionId::new(allow_id),
 3950                    allow_kind,
 3951                    acp::PermissionOptionId::new(deny_id),
 3952                    deny_kind,
 3953                )
 3954            } else {
 3955                (
 3956                    acp::PermissionOptionId::new("allow"),
 3957                    acp::PermissionOptionKind::AllowOnce,
 3958                    acp::PermissionOptionId::new("deny"),
 3959                    acp::PermissionOptionKind::RejectOnce,
 3960                )
 3961            };
 3962
 3963        h_flex()
 3964            .w_full()
 3965            .p_1()
 3966            .gap_2()
 3967            .justify_between()
 3968            .border_t_1()
 3969            .border_color(self.tool_card_border_color(cx))
 3970            .child(
 3971                h_flex()
 3972                    .gap_0p5()
 3973                    .child(
 3974                        Button::new(("allow-btn", entry_ix), "Allow")
 3975                            .icon(IconName::Check)
 3976                            .icon_color(Color::Success)
 3977                            .icon_position(IconPosition::Start)
 3978                            .icon_size(IconSize::XSmall)
 3979                            .label_size(LabelSize::Small)
 3980                            .when(is_first, |this| {
 3981                                this.key_binding(
 3982                                    KeyBinding::for_action_in(
 3983                                        &AllowOnce as &dyn Action,
 3984                                        &self.focus_handle,
 3985                                        cx,
 3986                                    )
 3987                                    .map(|kb| kb.size(rems_from_px(10.))),
 3988                                )
 3989                            })
 3990                            .on_click(cx.listener({
 3991                                let tool_call_id = tool_call_id.clone();
 3992                                let option_id = allow_option_id;
 3993                                let option_kind = allow_option_kind;
 3994                                move |this, _, window, cx| {
 3995                                    this.authorize_tool_call(
 3996                                        tool_call_id.clone(),
 3997                                        option_id.clone(),
 3998                                        option_kind,
 3999                                        window,
 4000                                        cx,
 4001                                    );
 4002                                }
 4003                            })),
 4004                    )
 4005                    .child(
 4006                        Button::new(("deny-btn", entry_ix), "Deny")
 4007                            .icon(IconName::Close)
 4008                            .icon_color(Color::Error)
 4009                            .icon_position(IconPosition::Start)
 4010                            .icon_size(IconSize::XSmall)
 4011                            .label_size(LabelSize::Small)
 4012                            .when(is_first, |this| {
 4013                                this.key_binding(
 4014                                    KeyBinding::for_action_in(
 4015                                        &RejectOnce as &dyn Action,
 4016                                        &self.focus_handle,
 4017                                        cx,
 4018                                    )
 4019                                    .map(|kb| kb.size(rems_from_px(10.))),
 4020                                )
 4021                            })
 4022                            .on_click(cx.listener({
 4023                                let tool_call_id = tool_call_id.clone();
 4024                                let option_id = deny_option_id;
 4025                                let option_kind = deny_option_kind;
 4026                                move |this, _, window, cx| {
 4027                                    this.authorize_tool_call(
 4028                                        tool_call_id.clone(),
 4029                                        option_id.clone(),
 4030                                        option_kind,
 4031                                        window,
 4032                                        cx,
 4033                                    );
 4034                                }
 4035                            })),
 4036                    ),
 4037            )
 4038            .child(self.render_permission_granularity_dropdown(
 4039                &granularity_options,
 4040                dropdown_label,
 4041                entry_ix,
 4042                tool_call_id,
 4043                selected_index,
 4044                is_first,
 4045                cx,
 4046            ))
 4047    }
 4048
 4049    fn render_permission_granularity_dropdown(
 4050        &self,
 4051        granularity_options: &[&acp::PermissionOption],
 4052        current_label: SharedString,
 4053        entry_ix: usize,
 4054        tool_call_id: acp::ToolCallId,
 4055        selected_index: usize,
 4056        is_first: bool,
 4057        cx: &Context<Self>,
 4058    ) -> impl IntoElement {
 4059        let menu_options: Vec<(usize, SharedString)> = granularity_options
 4060            .iter()
 4061            .enumerate()
 4062            .map(|(i, o)| (i, o.name.clone().into()))
 4063            .collect();
 4064
 4065        PopoverMenu::new(("permission-granularity", entry_ix))
 4066            .with_handle(self.permission_dropdown_handle.clone())
 4067            .trigger(
 4068                Button::new(("granularity-trigger", entry_ix), current_label)
 4069                    .icon(IconName::ChevronDown)
 4070                    .icon_size(IconSize::XSmall)
 4071                    .icon_color(Color::Muted)
 4072                    .label_size(LabelSize::Small)
 4073                    .when(is_first, |this| {
 4074                        this.key_binding(
 4075                            KeyBinding::for_action_in(
 4076                                &crate::OpenPermissionDropdown as &dyn Action,
 4077                                &self.focus_handle,
 4078                                cx,
 4079                            )
 4080                            .map(|kb| kb.size(rems_from_px(10.))),
 4081                        )
 4082                    }),
 4083            )
 4084            .menu(move |window, cx| {
 4085                let tool_call_id = tool_call_id.clone();
 4086                let options = menu_options.clone();
 4087
 4088                Some(ContextMenu::build(window, cx, move |mut menu, _, _| {
 4089                    for (index, display_name) in options.iter() {
 4090                        let display_name = display_name.clone();
 4091                        let index = *index;
 4092                        let tool_call_id_for_entry = tool_call_id.clone();
 4093                        let is_selected = index == selected_index;
 4094
 4095                        menu = menu.toggleable_entry(
 4096                            display_name,
 4097                            is_selected,
 4098                            IconPosition::End,
 4099                            None,
 4100                            move |window, cx| {
 4101                                window.dispatch_action(
 4102                                    SelectPermissionGranularity {
 4103                                        tool_call_id: tool_call_id_for_entry.0.to_string(),
 4104                                        index,
 4105                                    }
 4106                                    .boxed_clone(),
 4107                                    cx,
 4108                                );
 4109                            },
 4110                        );
 4111                    }
 4112
 4113                    menu
 4114                }))
 4115            })
 4116    }
 4117
 4118    fn render_permission_buttons_legacy(
 4119        &self,
 4120        options: &[acp::PermissionOption],
 4121        entry_ix: usize,
 4122        tool_call_id: acp::ToolCallId,
 4123        cx: &Context<Self>,
 4124    ) -> Div {
 4125        let is_first = self.thread().is_some_and(|thread| {
 4126            thread
 4127                .read(cx)
 4128                .first_tool_awaiting_confirmation()
 4129                .is_some_and(|call| call.id == tool_call_id)
 4130        });
 4131        let mut seen_kinds: ArrayVec<acp::PermissionOptionKind, 3> = ArrayVec::new();
 4132
 4133        div()
 4134            .p_1()
 4135            .border_t_1()
 4136            .border_color(self.tool_card_border_color(cx))
 4137            .w_full()
 4138            .v_flex()
 4139            .gap_0p5()
 4140            .children(options.iter().map(move |option| {
 4141                let option_id = SharedString::from(option.option_id.0.clone());
 4142                Button::new((option_id, entry_ix), option.name.clone())
 4143                    .map(|this| {
 4144                        let (this, action) = match option.kind {
 4145                            acp::PermissionOptionKind::AllowOnce => (
 4146                                this.icon(IconName::Check).icon_color(Color::Success),
 4147                                Some(&AllowOnce as &dyn Action),
 4148                            ),
 4149                            acp::PermissionOptionKind::AllowAlways => (
 4150                                this.icon(IconName::CheckDouble).icon_color(Color::Success),
 4151                                Some(&AllowAlways as &dyn Action),
 4152                            ),
 4153                            acp::PermissionOptionKind::RejectOnce => (
 4154                                this.icon(IconName::Close).icon_color(Color::Error),
 4155                                Some(&RejectOnce as &dyn Action),
 4156                            ),
 4157                            acp::PermissionOptionKind::RejectAlways | _ => {
 4158                                (this.icon(IconName::Close).icon_color(Color::Error), None)
 4159                            }
 4160                        };
 4161
 4162                        let Some(action) = action else {
 4163                            return this;
 4164                        };
 4165
 4166                        if !is_first || seen_kinds.contains(&option.kind) {
 4167                            return this;
 4168                        }
 4169
 4170                        seen_kinds.push(option.kind);
 4171
 4172                        this.key_binding(
 4173                            KeyBinding::for_action_in(action, &self.focus_handle, cx)
 4174                                .map(|kb| kb.size(rems_from_px(10.))),
 4175                        )
 4176                    })
 4177                    .icon_position(IconPosition::Start)
 4178                    .icon_size(IconSize::XSmall)
 4179                    .label_size(LabelSize::Small)
 4180                    .on_click(cx.listener({
 4181                        let tool_call_id = tool_call_id.clone();
 4182                        let option_id = option.option_id.clone();
 4183                        let option_kind = option.kind;
 4184                        move |this, _, window, cx| {
 4185                            this.authorize_tool_call(
 4186                                tool_call_id.clone(),
 4187                                option_id.clone(),
 4188                                option_kind,
 4189                                window,
 4190                                cx,
 4191                            );
 4192                        }
 4193                    }))
 4194            }))
 4195    }
 4196
 4197    fn render_diff_loading(&self, cx: &Context<Self>) -> AnyElement {
 4198        let bar = |n: u64, width_class: &str| {
 4199            let bg_color = cx.theme().colors().element_active;
 4200            let base = h_flex().h_1().rounded_full();
 4201
 4202            let modified = match width_class {
 4203                "w_4_5" => base.w_3_4(),
 4204                "w_1_4" => base.w_1_4(),
 4205                "w_2_4" => base.w_2_4(),
 4206                "w_3_5" => base.w_3_5(),
 4207                "w_2_5" => base.w_2_5(),
 4208                _ => base.w_1_2(),
 4209            };
 4210
 4211            modified.with_animation(
 4212                ElementId::Integer(n),
 4213                Animation::new(Duration::from_secs(2)).repeat(),
 4214                move |tab, delta| {
 4215                    let delta = (delta - 0.15 * n as f32) / 0.7;
 4216                    let delta = 1.0 - (0.5 - delta).abs() * 2.;
 4217                    let delta = ease_in_out(delta.clamp(0., 1.));
 4218                    let delta = 0.1 + 0.9 * delta;
 4219
 4220                    tab.bg(bg_color.opacity(delta))
 4221                },
 4222            )
 4223        };
 4224
 4225        v_flex()
 4226            .p_3()
 4227            .gap_1()
 4228            .rounded_b_md()
 4229            .bg(cx.theme().colors().editor_background)
 4230            .child(bar(0, "w_4_5"))
 4231            .child(bar(1, "w_1_4"))
 4232            .child(bar(2, "w_2_4"))
 4233            .child(bar(3, "w_3_5"))
 4234            .child(bar(4, "w_2_5"))
 4235            .into_any_element()
 4236    }
 4237
 4238    fn render_diff_editor(
 4239        &self,
 4240        entry_ix: usize,
 4241        diff: &Entity<acp_thread::Diff>,
 4242        tool_call: &ToolCall,
 4243        has_failed: bool,
 4244        cx: &Context<Self>,
 4245    ) -> AnyElement {
 4246        let tool_progress = matches!(
 4247            &tool_call.status,
 4248            ToolCallStatus::InProgress | ToolCallStatus::Pending
 4249        );
 4250
 4251        let revealed_diff_editor = if let Some(entry) =
 4252            self.entry_view_state.read(cx).entry(entry_ix)
 4253            && let Some(editor) = entry.editor_for_diff(diff)
 4254            && diff.read(cx).has_revealed_range(cx)
 4255        {
 4256            Some(editor)
 4257        } else {
 4258            None
 4259        };
 4260
 4261        let show_top_border = !has_failed || revealed_diff_editor.is_some();
 4262
 4263        v_flex()
 4264            .h_full()
 4265            .when(show_top_border, |this| {
 4266                this.border_t_1()
 4267                    .when(has_failed, |this| this.border_dashed())
 4268                    .border_color(self.tool_card_border_color(cx))
 4269            })
 4270            .child(if let Some(editor) = revealed_diff_editor {
 4271                editor.into_any_element()
 4272            } else if tool_progress && self.as_native_connection(cx).is_some() {
 4273                self.render_diff_loading(cx)
 4274            } else {
 4275                Empty.into_any()
 4276            })
 4277            .into_any()
 4278    }
 4279
 4280    /// Renders command lines with an optional expand/collapse button depending
 4281    /// on the number of lines in `command_source`.
 4282    fn render_collapsible_command(
 4283        &self,
 4284        is_preview: bool,
 4285        command_source: &str,
 4286        tool_call_id: &acp::ToolCallId,
 4287        cx: &Context<Self>,
 4288    ) -> Div {
 4289        let expand_button_bg = self.tool_card_header_bg(cx);
 4290        let expanded = self.expanded_terminal_commands.contains(tool_call_id);
 4291
 4292        let lines: Vec<&str> = command_source.lines().collect();
 4293        let line_count = lines.len();
 4294        let extra_lines = line_count.saturating_sub(MAX_COLLAPSED_LINES);
 4295
 4296        let show_expand_button = extra_lines > 0;
 4297
 4298        let max_lines = if expanded || !show_expand_button {
 4299            usize::MAX
 4300        } else {
 4301            MAX_COLLAPSED_LINES
 4302        };
 4303
 4304        let display_lines = lines.into_iter().take(max_lines);
 4305
 4306        let command_group =
 4307            SharedString::from(format!("collapsible-command-group-{}", tool_call_id));
 4308
 4309        v_flex()
 4310            .group(command_group.clone())
 4311            .bg(self.tool_card_header_bg(cx))
 4312            .child(
 4313                v_flex()
 4314                    .p_1p5()
 4315                    .when(is_preview, |this| {
 4316                        this.pt_1().child(
 4317                            // Wrapping this label on a container with 24px height to avoid
 4318                            // layout shift when it changes from being a preview label
 4319                            // to the actual path where the command will run in
 4320                            h_flex().h_6().child(
 4321                                Label::new("Run Command")
 4322                                    .buffer_font(cx)
 4323                                    .size(LabelSize::XSmall)
 4324                                    .color(Color::Muted),
 4325                            ),
 4326                        )
 4327                    })
 4328                    .children(display_lines.map(|line| {
 4329                        let text: SharedString = if line.is_empty() {
 4330                            " ".into()
 4331                        } else {
 4332                            line.to_string().into()
 4333                        };
 4334
 4335                        Label::new(text).buffer_font(cx).size(LabelSize::Small)
 4336                    }))
 4337                    .child(
 4338                        div().absolute().top_1().right_1().child(
 4339                            CopyButton::new(command_source.to_string())
 4340                                .tooltip_label("Copy Command")
 4341                                .visible_on_hover(command_group),
 4342                        ),
 4343                    ),
 4344            )
 4345            .when(show_expand_button, |this| {
 4346                let expand_icon = if expanded {
 4347                    IconName::ChevronUp
 4348                } else {
 4349                    IconName::ChevronDown
 4350                };
 4351
 4352                this.child(
 4353                    h_flex()
 4354                        .id(format!("expand-command-btn-{}", tool_call_id))
 4355                        .cursor_pointer()
 4356                        .when(!expanded, |s| s.absolute().bottom_0())
 4357                        .when(expanded, |s| s.mt_1())
 4358                        .w_full()
 4359                        .h_6()
 4360                        .gap_1()
 4361                        .justify_center()
 4362                        .border_t_1()
 4363                        .border_color(self.tool_card_border_color(cx))
 4364                        .bg(expand_button_bg.opacity(0.95))
 4365                        .hover(|s| s.bg(cx.theme().colors().element_hover))
 4366                        .when(!expanded, |this| {
 4367                            let label = match extra_lines {
 4368                                1 => "1 more line".to_string(),
 4369                                _ => format!("{} more lines", extra_lines),
 4370                            };
 4371
 4372                            this.child(Label::new(label).size(LabelSize::Small).color(Color::Muted))
 4373                        })
 4374                        .child(
 4375                            Icon::new(expand_icon)
 4376                                .size(IconSize::Small)
 4377                                .color(Color::Muted),
 4378                        )
 4379                        .on_click(cx.listener({
 4380                            let tool_call_id = tool_call_id.clone();
 4381                            move |this, _event, _window, cx| {
 4382                                if expanded {
 4383                                    this.expanded_terminal_commands.remove(&tool_call_id);
 4384                                } else {
 4385                                    this.expanded_terminal_commands.insert(tool_call_id.clone());
 4386                                }
 4387                                cx.notify();
 4388                            }
 4389                        })),
 4390                )
 4391            })
 4392    }
 4393
 4394    fn render_terminal_tool_call(
 4395        &self,
 4396        entry_ix: usize,
 4397        terminal: &Entity<acp_thread::Terminal>,
 4398        tool_call: &ToolCall,
 4399        window: &Window,
 4400        cx: &Context<Self>,
 4401    ) -> AnyElement {
 4402        let terminal_data = terminal.read(cx);
 4403        let working_dir = terminal_data.working_dir();
 4404        let command = terminal_data.command();
 4405        let started_at = terminal_data.started_at();
 4406
 4407        let tool_failed = matches!(
 4408            &tool_call.status,
 4409            ToolCallStatus::Rejected | ToolCallStatus::Canceled | ToolCallStatus::Failed
 4410        );
 4411
 4412        let output = terminal_data.output();
 4413        let command_finished = output.is_some();
 4414        let truncated_output =
 4415            output.is_some_and(|output| output.original_content_len > output.content.len());
 4416        let output_line_count = output.map(|output| output.content_line_count).unwrap_or(0);
 4417
 4418        let command_failed = command_finished
 4419            && output.is_some_and(|o| o.exit_status.is_some_and(|status| !status.success()));
 4420
 4421        let time_elapsed = if let Some(output) = output {
 4422            output.ended_at.duration_since(started_at)
 4423        } else {
 4424            started_at.elapsed()
 4425        };
 4426
 4427        let header_id =
 4428            SharedString::from(format!("terminal-tool-header-{}", terminal.entity_id()));
 4429        let header_group = SharedString::from(format!(
 4430            "terminal-tool-header-group-{}",
 4431            terminal.entity_id()
 4432        ));
 4433        let header_bg = cx
 4434            .theme()
 4435            .colors()
 4436            .element_background
 4437            .blend(cx.theme().colors().editor_foreground.opacity(0.025));
 4438        let border_color = cx.theme().colors().border.opacity(0.6);
 4439
 4440        let working_dir = working_dir
 4441            .as_ref()
 4442            .map(|path| path.display().to_string())
 4443            .unwrap_or_else(|| "current directory".to_string());
 4444
 4445        // Since the command's source is wrapped in a markdown code block
 4446        // (```\n...\n```), we need to strip that so we're left with only the
 4447        // command's content.
 4448        let command_source = command.read(cx).source();
 4449        let command_content = command_source
 4450            .strip_prefix("```\n")
 4451            .and_then(|s| s.strip_suffix("\n```"))
 4452            .unwrap_or(&command_source);
 4453
 4454        let command_element =
 4455            self.render_collapsible_command(false, command_content, &tool_call.id, cx);
 4456
 4457        let is_expanded = self.expanded_tool_calls.contains(&tool_call.id);
 4458
 4459        let header = h_flex()
 4460            .id(header_id)
 4461            .px_1p5()
 4462            .pt_1()
 4463            .flex_none()
 4464            .gap_1()
 4465            .justify_between()
 4466            .rounded_t_md()
 4467            .child(
 4468                div()
 4469                    .id(("command-target-path", terminal.entity_id()))
 4470                    .w_full()
 4471                    .max_w_full()
 4472                    .overflow_x_scroll()
 4473                    .child(
 4474                        Label::new(working_dir)
 4475                            .buffer_font(cx)
 4476                            .size(LabelSize::XSmall)
 4477                            .color(Color::Muted),
 4478                    ),
 4479            )
 4480            .when(!command_finished, |header| {
 4481                header
 4482                    .gap_1p5()
 4483                    .child(
 4484                        Button::new(
 4485                            SharedString::from(format!("stop-terminal-{}", terminal.entity_id())),
 4486                            "Stop",
 4487                        )
 4488                        .icon(IconName::Stop)
 4489                        .icon_position(IconPosition::Start)
 4490                        .icon_size(IconSize::Small)
 4491                        .icon_color(Color::Error)
 4492                        .label_size(LabelSize::Small)
 4493                        .tooltip(move |_window, cx| {
 4494                            Tooltip::with_meta(
 4495                                "Stop This Command",
 4496                                None,
 4497                                "Also possible by placing your cursor inside the terminal and using regular terminal bindings.",
 4498                                cx,
 4499                            )
 4500                        })
 4501                        .on_click({
 4502                            let terminal = terminal.clone();
 4503                            cx.listener(move |this, _event, _window, cx| {
 4504                                terminal.update(cx, |terminal, cx| {
 4505                                    terminal.stop_by_user(cx);
 4506                                });
 4507                                this.cancel_generation(cx);
 4508                            })
 4509                        }),
 4510                    )
 4511                    .child(Divider::vertical())
 4512                    .child(
 4513                        Icon::new(IconName::ArrowCircle)
 4514                            .size(IconSize::XSmall)
 4515                            .color(Color::Info)
 4516                            .with_rotate_animation(2)
 4517                    )
 4518            })
 4519            .when(truncated_output, |header| {
 4520                let tooltip = if let Some(output) = output {
 4521                    if output_line_count + 10 > terminal::MAX_SCROLL_HISTORY_LINES {
 4522                       format!("Output exceeded terminal max lines and was \
 4523                            truncated, the model received the first {}.", format_file_size(output.content.len() as u64, true))
 4524                    } else {
 4525                        format!(
 4526                            "Output is {} long, and to avoid unexpected token usage, \
 4527                                only {} was sent back to the agent.",
 4528                            format_file_size(output.original_content_len as u64, true),
 4529                             format_file_size(output.content.len() as u64, true)
 4530                        )
 4531                    }
 4532                } else {
 4533                    "Output was truncated".to_string()
 4534                };
 4535
 4536                header.child(
 4537                    h_flex()
 4538                        .id(("terminal-tool-truncated-label", terminal.entity_id()))
 4539                        .gap_1()
 4540                        .child(
 4541                            Icon::new(IconName::Info)
 4542                                .size(IconSize::XSmall)
 4543                                .color(Color::Ignored),
 4544                        )
 4545                        .child(
 4546                            Label::new("Truncated")
 4547                                .color(Color::Muted)
 4548                                .size(LabelSize::XSmall),
 4549                        )
 4550                        .tooltip(Tooltip::text(tooltip)),
 4551                )
 4552            })
 4553            .when(time_elapsed > Duration::from_secs(10), |header| {
 4554                header.child(
 4555                    Label::new(format!("({})", duration_alt_display(time_elapsed)))
 4556                        .buffer_font(cx)
 4557                        .color(Color::Muted)
 4558                        .size(LabelSize::XSmall),
 4559                )
 4560            })
 4561            .when(tool_failed || command_failed, |header| {
 4562                header.child(
 4563                    div()
 4564                        .id(("terminal-tool-error-code-indicator", terminal.entity_id()))
 4565                        .child(
 4566                            Icon::new(IconName::Close)
 4567                                .size(IconSize::Small)
 4568                                .color(Color::Error),
 4569                        )
 4570                        .when_some(output.and_then(|o| o.exit_status), |this, status| {
 4571                            this.tooltip(Tooltip::text(format!(
 4572                                "Exited with code {}",
 4573                                status.code().unwrap_or(-1),
 4574                            )))
 4575                        }),
 4576                )
 4577            })
 4578            .child(
 4579                Disclosure::new(
 4580                    SharedString::from(format!(
 4581                        "terminal-tool-disclosure-{}",
 4582                        terminal.entity_id()
 4583                    )),
 4584                    is_expanded,
 4585                )
 4586                .opened_icon(IconName::ChevronUp)
 4587                .closed_icon(IconName::ChevronDown)
 4588                .visible_on_hover(&header_group)
 4589                .on_click(cx.listener({
 4590                    let id = tool_call.id.clone();
 4591                    move |this, _event, _window, _cx| {
 4592                        if is_expanded {
 4593                            this.expanded_tool_calls.remove(&id);
 4594                        } else {
 4595                            this.expanded_tool_calls.insert(id.clone());
 4596                        }
 4597                    }
 4598                })),
 4599            );
 4600
 4601        let terminal_view = self
 4602            .entry_view_state
 4603            .read(cx)
 4604            .entry(entry_ix)
 4605            .and_then(|entry| entry.terminal(terminal));
 4606
 4607        v_flex()
 4608            .my_1p5()
 4609            .mx_5()
 4610            .border_1()
 4611            .when(tool_failed || command_failed, |card| card.border_dashed())
 4612            .border_color(border_color)
 4613            .rounded_md()
 4614            .overflow_hidden()
 4615            .child(
 4616                v_flex()
 4617                    .group(&header_group)
 4618                    .bg(header_bg)
 4619                    .text_xs()
 4620                    .child(header)
 4621                    .child(command_element),
 4622            )
 4623            .when(is_expanded && terminal_view.is_some(), |this| {
 4624                this.child(
 4625                    div()
 4626                        .pt_2()
 4627                        .border_t_1()
 4628                        .when(tool_failed || command_failed, |card| card.border_dashed())
 4629                        .border_color(border_color)
 4630                        .bg(cx.theme().colors().editor_background)
 4631                        .rounded_b_md()
 4632                        .text_ui_sm(cx)
 4633                        .h_full()
 4634                        .children(terminal_view.map(|terminal_view| {
 4635                            let element = if terminal_view
 4636                                .read(cx)
 4637                                .content_mode(window, cx)
 4638                                .is_scrollable()
 4639                            {
 4640                                div().h_72().child(terminal_view).into_any_element()
 4641                            } else {
 4642                                terminal_view.into_any_element()
 4643                            };
 4644
 4645                            div()
 4646                                .on_action(cx.listener(|_this, _: &NewTerminal, window, cx| {
 4647                                    window.dispatch_action(NewThread.boxed_clone(), cx);
 4648                                    cx.stop_propagation();
 4649                                }))
 4650                                .child(element)
 4651                                .into_any_element()
 4652                        })),
 4653                )
 4654            })
 4655            .into_any()
 4656    }
 4657
 4658    fn render_rules_item(&self, cx: &Context<Self>) -> Option<AnyElement> {
 4659        let project_context = self
 4660            .as_native_thread(cx)?
 4661            .read(cx)
 4662            .project_context()
 4663            .read(cx);
 4664
 4665        let user_rules_text = if project_context.user_rules.is_empty() {
 4666            None
 4667        } else if project_context.user_rules.len() == 1 {
 4668            let user_rules = &project_context.user_rules[0];
 4669
 4670            match user_rules.title.as_ref() {
 4671                Some(title) => Some(format!("Using \"{title}\" user rule")),
 4672                None => Some("Using user rule".into()),
 4673            }
 4674        } else {
 4675            Some(format!(
 4676                "Using {} user rules",
 4677                project_context.user_rules.len()
 4678            ))
 4679        };
 4680
 4681        let first_user_rules_id = project_context
 4682            .user_rules
 4683            .first()
 4684            .map(|user_rules| user_rules.uuid.0);
 4685
 4686        let rules_files = project_context
 4687            .worktrees
 4688            .iter()
 4689            .filter_map(|worktree| worktree.rules_file.as_ref())
 4690            .collect::<Vec<_>>();
 4691
 4692        let rules_file_text = match rules_files.as_slice() {
 4693            &[] => None,
 4694            &[rules_file] => Some(format!(
 4695                "Using project {:?} file",
 4696                rules_file.path_in_worktree
 4697            )),
 4698            rules_files => Some(format!("Using {} project rules files", rules_files.len())),
 4699        };
 4700
 4701        if user_rules_text.is_none() && rules_file_text.is_none() {
 4702            return None;
 4703        }
 4704
 4705        let has_both = user_rules_text.is_some() && rules_file_text.is_some();
 4706
 4707        Some(
 4708            h_flex()
 4709                .px_2p5()
 4710                .child(
 4711                    Icon::new(IconName::Attach)
 4712                        .size(IconSize::XSmall)
 4713                        .color(Color::Disabled),
 4714                )
 4715                .when_some(user_rules_text, |parent, user_rules_text| {
 4716                    parent.child(
 4717                        h_flex()
 4718                            .id("user-rules")
 4719                            .ml_1()
 4720                            .mr_1p5()
 4721                            .child(
 4722                                Label::new(user_rules_text)
 4723                                    .size(LabelSize::XSmall)
 4724                                    .color(Color::Muted)
 4725                                    .truncate(),
 4726                            )
 4727                            .hover(|s| s.bg(cx.theme().colors().element_hover))
 4728                            .tooltip(Tooltip::text("View User Rules"))
 4729                            .on_click(move |_event, window, cx| {
 4730                                window.dispatch_action(
 4731                                    Box::new(OpenRulesLibrary {
 4732                                        prompt_to_select: first_user_rules_id,
 4733                                    }),
 4734                                    cx,
 4735                                )
 4736                            }),
 4737                    )
 4738                })
 4739                .when(has_both, |this| {
 4740                    this.child(
 4741                        Label::new("")
 4742                            .size(LabelSize::XSmall)
 4743                            .color(Color::Disabled),
 4744                    )
 4745                })
 4746                .when_some(rules_file_text, |parent, rules_file_text| {
 4747                    parent.child(
 4748                        h_flex()
 4749                            .id("project-rules")
 4750                            .ml_1p5()
 4751                            .child(
 4752                                Label::new(rules_file_text)
 4753                                    .size(LabelSize::XSmall)
 4754                                    .color(Color::Muted),
 4755                            )
 4756                            .hover(|s| s.bg(cx.theme().colors().element_hover))
 4757                            .tooltip(Tooltip::text("View Project Rules"))
 4758                            .on_click(cx.listener(Self::handle_open_rules)),
 4759                    )
 4760                })
 4761                .into_any(),
 4762        )
 4763    }
 4764
 4765    fn render_empty_state_section_header(
 4766        &self,
 4767        label: impl Into<SharedString>,
 4768        action_slot: Option<AnyElement>,
 4769        cx: &mut Context<Self>,
 4770    ) -> impl IntoElement {
 4771        div().pl_1().pr_1p5().child(
 4772            h_flex()
 4773                .mt_2()
 4774                .pl_1p5()
 4775                .pb_1()
 4776                .w_full()
 4777                .justify_between()
 4778                .border_b_1()
 4779                .border_color(cx.theme().colors().border_variant)
 4780                .child(
 4781                    Label::new(label.into())
 4782                        .size(LabelSize::Small)
 4783                        .color(Color::Muted),
 4784                )
 4785                .children(action_slot),
 4786        )
 4787    }
 4788
 4789    fn update_recent_history_from_cache(
 4790        &mut self,
 4791        history: &Entity<AcpThreadHistory>,
 4792        cx: &mut Context<Self>,
 4793    ) {
 4794        self.recent_history_entries = history.read(cx).get_recent_sessions(3);
 4795        self.hovered_recent_history_item = None;
 4796        cx.notify();
 4797    }
 4798
 4799    fn render_recent_history(&self, cx: &mut Context<Self>) -> AnyElement {
 4800        let render_history = !self.recent_history_entries.is_empty();
 4801
 4802        v_flex()
 4803            .size_full()
 4804            .when(render_history, |this| {
 4805                let recent_history = self.recent_history_entries.clone();
 4806                this.justify_end().child(
 4807                    v_flex()
 4808                        .child(
 4809                            self.render_empty_state_section_header(
 4810                                "Recent",
 4811                                Some(
 4812                                    Button::new("view-history", "View All")
 4813                                        .style(ButtonStyle::Subtle)
 4814                                        .label_size(LabelSize::Small)
 4815                                        .key_binding(
 4816                                            KeyBinding::for_action_in(
 4817                                                &OpenHistory,
 4818                                                &self.focus_handle(cx),
 4819                                                cx,
 4820                                            )
 4821                                            .map(|kb| kb.size(rems_from_px(12.))),
 4822                                        )
 4823                                        .on_click(move |_event, window, cx| {
 4824                                            window.dispatch_action(OpenHistory.boxed_clone(), cx);
 4825                                        })
 4826                                        .into_any_element(),
 4827                                ),
 4828                                cx,
 4829                            ),
 4830                        )
 4831                        .child(v_flex().p_1().pr_1p5().gap_1().children({
 4832                            let supports_delete = self.history.read(cx).supports_delete();
 4833                            recent_history
 4834                                .into_iter()
 4835                                .enumerate()
 4836                                .map(move |(index, entry)| {
 4837                                    // TODO: Add keyboard navigation.
 4838                                    let is_hovered =
 4839                                        self.hovered_recent_history_item == Some(index);
 4840                                    crate::acp::thread_history::AcpHistoryEntryElement::new(
 4841                                        entry,
 4842                                        cx.entity().downgrade(),
 4843                                    )
 4844                                    .hovered(is_hovered)
 4845                                    .supports_delete(supports_delete)
 4846                                    .on_hover(cx.listener(move |this, is_hovered, _window, cx| {
 4847                                        if *is_hovered {
 4848                                            this.hovered_recent_history_item = Some(index);
 4849                                        } else if this.hovered_recent_history_item == Some(index) {
 4850                                            this.hovered_recent_history_item = None;
 4851                                        }
 4852                                        cx.notify();
 4853                                    }))
 4854                                    .into_any_element()
 4855                                })
 4856                        })),
 4857                )
 4858            })
 4859            .into_any()
 4860    }
 4861
 4862    fn render_auth_required_state(
 4863        &self,
 4864        connection: &Rc<dyn AgentConnection>,
 4865        description: Option<&Entity<Markdown>>,
 4866        configuration_view: Option<&AnyView>,
 4867        pending_auth_method: Option<&acp::AuthMethodId>,
 4868        window: &mut Window,
 4869        cx: &Context<Self>,
 4870    ) -> impl IntoElement {
 4871        let auth_methods = connection.auth_methods();
 4872
 4873        let agent_display_name = self
 4874            .agent_server_store
 4875            .read(cx)
 4876            .agent_display_name(&ExternalAgentServerName(self.agent.name()))
 4877            .unwrap_or_else(|| self.agent.name());
 4878
 4879        let show_fallback_description = auth_methods.len() > 1
 4880            && configuration_view.is_none()
 4881            && description.is_none()
 4882            && pending_auth_method.is_none();
 4883
 4884        let auth_buttons = || {
 4885            h_flex().justify_end().flex_wrap().gap_1().children(
 4886                connection
 4887                    .auth_methods()
 4888                    .iter()
 4889                    .enumerate()
 4890                    .rev()
 4891                    .map(|(ix, method)| {
 4892                        let (method_id, name) = if self.project.read(cx).is_via_remote_server()
 4893                            && method.id.0.as_ref() == "oauth-personal"
 4894                            && method.name == "Log in with Google"
 4895                        {
 4896                            ("spawn-gemini-cli".into(), "Log in with Gemini CLI".into())
 4897                        } else {
 4898                            (method.id.0.clone(), method.name.clone())
 4899                        };
 4900
 4901                        let agent_telemetry_id = connection.telemetry_id();
 4902
 4903                        Button::new(method_id.clone(), name)
 4904                            .label_size(LabelSize::Small)
 4905                            .map(|this| {
 4906                                if ix == 0 {
 4907                                    this.style(ButtonStyle::Tinted(TintColor::Accent))
 4908                                } else {
 4909                                    this.style(ButtonStyle::Outlined)
 4910                                }
 4911                            })
 4912                            .when_some(method.description.clone(), |this, description| {
 4913                                this.tooltip(Tooltip::text(description))
 4914                            })
 4915                            .on_click({
 4916                                cx.listener(move |this, _, window, cx| {
 4917                                    telemetry::event!(
 4918                                        "Authenticate Agent Started",
 4919                                        agent = agent_telemetry_id,
 4920                                        method = method_id
 4921                                    );
 4922
 4923                                    this.authenticate(
 4924                                        acp::AuthMethodId::new(method_id.clone()),
 4925                                        window,
 4926                                        cx,
 4927                                    )
 4928                                })
 4929                            })
 4930                    }),
 4931            )
 4932        };
 4933
 4934        if pending_auth_method.is_some() {
 4935            return Callout::new()
 4936                .icon(IconName::Info)
 4937                .title(format!("Authenticating to {}", agent_display_name))
 4938                .actions_slot(
 4939                    Icon::new(IconName::ArrowCircle)
 4940                        .size(IconSize::Small)
 4941                        .color(Color::Muted)
 4942                        .with_rotate_animation(2)
 4943                        .into_any_element(),
 4944                )
 4945                .into_any_element();
 4946        }
 4947
 4948        Callout::new()
 4949            .icon(IconName::Info)
 4950            .title(format!("Authenticate to {}", agent_display_name))
 4951            .when(auth_methods.len() == 1, |this| {
 4952                this.actions_slot(auth_buttons())
 4953            })
 4954            .description_slot(
 4955                v_flex()
 4956                    .text_ui(cx)
 4957                    .map(|this| {
 4958                        if show_fallback_description {
 4959                            this.child(
 4960                                Label::new("Choose one of the following authentication options:")
 4961                                    .size(LabelSize::Small)
 4962                                    .color(Color::Muted),
 4963                            )
 4964                        } else {
 4965                            this.children(
 4966                                configuration_view
 4967                                    .cloned()
 4968                                    .map(|view| div().w_full().child(view)),
 4969                            )
 4970                            .children(description.map(|desc| {
 4971                                self.render_markdown(
 4972                                    desc.clone(),
 4973                                    default_markdown_style(false, false, window, cx),
 4974                                )
 4975                            }))
 4976                        }
 4977                    })
 4978                    .when(auth_methods.len() > 1, |this| {
 4979                        this.gap_1().child(auth_buttons())
 4980                    }),
 4981            )
 4982            .into_any_element()
 4983    }
 4984
 4985    fn render_load_error(
 4986        &self,
 4987        e: &LoadError,
 4988        window: &mut Window,
 4989        cx: &mut Context<Self>,
 4990    ) -> AnyElement {
 4991        let (title, message, action_slot): (_, SharedString, _) = match e {
 4992            LoadError::Unsupported {
 4993                command: path,
 4994                current_version,
 4995                minimum_version,
 4996            } => {
 4997                return self.render_unsupported(path, current_version, minimum_version, window, cx);
 4998            }
 4999            LoadError::FailedToInstall(msg) => (
 5000                "Failed to Install",
 5001                msg.into(),
 5002                Some(self.create_copy_button(msg.to_string()).into_any_element()),
 5003            ),
 5004            LoadError::Exited { status } => (
 5005                "Failed to Launch",
 5006                format!("Server exited with status {status}").into(),
 5007                None,
 5008            ),
 5009            LoadError::Other(msg) => (
 5010                "Failed to Launch",
 5011                msg.into(),
 5012                Some(self.create_copy_button(msg.to_string()).into_any_element()),
 5013            ),
 5014        };
 5015
 5016        Callout::new()
 5017            .severity(Severity::Error)
 5018            .icon(IconName::XCircleFilled)
 5019            .title(title)
 5020            .description(message)
 5021            .actions_slot(div().children(action_slot))
 5022            .into_any_element()
 5023    }
 5024
 5025    fn render_unsupported(
 5026        &self,
 5027        path: &SharedString,
 5028        version: &SharedString,
 5029        minimum_version: &SharedString,
 5030        _window: &mut Window,
 5031        cx: &mut Context<Self>,
 5032    ) -> AnyElement {
 5033        let (heading_label, description_label) = (
 5034            format!("Upgrade {} to work with Zed", self.agent.name()),
 5035            if version.is_empty() {
 5036                format!(
 5037                    "Currently using {}, which does not report a valid --version",
 5038                    path,
 5039                )
 5040            } else {
 5041                format!(
 5042                    "Currently using {}, which is only version {} (need at least {minimum_version})",
 5043                    path, version
 5044                )
 5045            },
 5046        );
 5047
 5048        v_flex()
 5049            .w_full()
 5050            .p_3p5()
 5051            .gap_2p5()
 5052            .border_t_1()
 5053            .border_color(cx.theme().colors().border)
 5054            .bg(linear_gradient(
 5055                180.,
 5056                linear_color_stop(cx.theme().colors().editor_background.opacity(0.4), 4.),
 5057                linear_color_stop(cx.theme().status().info_background.opacity(0.), 0.),
 5058            ))
 5059            .child(
 5060                v_flex().gap_0p5().child(Label::new(heading_label)).child(
 5061                    Label::new(description_label)
 5062                        .size(LabelSize::Small)
 5063                        .color(Color::Muted),
 5064                ),
 5065            )
 5066            .into_any_element()
 5067    }
 5068
 5069    fn activity_bar_bg(&self, cx: &Context<Self>) -> Hsla {
 5070        let editor_bg_color = cx.theme().colors().editor_background;
 5071        let active_color = cx.theme().colors().element_selected;
 5072        editor_bg_color.blend(active_color.opacity(0.3))
 5073    }
 5074
 5075    fn render_activity_bar(
 5076        &self,
 5077        thread_entity: &Entity<AcpThread>,
 5078        window: &mut Window,
 5079        cx: &Context<Self>,
 5080    ) -> Option<AnyElement> {
 5081        let thread = thread_entity.read(cx);
 5082        let action_log = thread.action_log();
 5083        let telemetry = ActionLogTelemetry::from(thread);
 5084        let changed_buffers = action_log.read(cx).changed_buffers(cx);
 5085        let plan = thread.plan();
 5086
 5087        if changed_buffers.is_empty() && plan.is_empty() && self.message_queue.is_empty() {
 5088            return None;
 5089        }
 5090
 5091        // Temporarily always enable ACP edit controls. This is temporary, to lessen the
 5092        // impact of a nasty bug that causes them to sometimes be disabled when they shouldn't
 5093        // be, which blocks you from being able to accept or reject edits. This switches the
 5094        // bug to be that sometimes it's enabled when it shouldn't be, which at least doesn't
 5095        // block you from using the panel.
 5096        let pending_edits = false;
 5097
 5098        let use_keep_reject_buttons = !cx.has_flag::<AgentV2FeatureFlag>();
 5099
 5100        v_flex()
 5101            .mt_1()
 5102            .mx_2()
 5103            .bg(self.activity_bar_bg(cx))
 5104            .border_1()
 5105            .border_b_0()
 5106            .border_color(cx.theme().colors().border)
 5107            .rounded_t_md()
 5108            .shadow(vec![gpui::BoxShadow {
 5109                color: gpui::black().opacity(0.15),
 5110                offset: point(px(1.), px(-1.)),
 5111                blur_radius: px(3.),
 5112                spread_radius: px(0.),
 5113            }])
 5114            .when(!plan.is_empty(), |this| {
 5115                this.child(self.render_plan_summary(plan, window, cx))
 5116                    .when(self.plan_expanded, |parent| {
 5117                        parent.child(self.render_plan_entries(plan, window, cx))
 5118                    })
 5119            })
 5120            .when(!plan.is_empty() && !changed_buffers.is_empty(), |this| {
 5121                this.child(Divider::horizontal().color(DividerColor::Border))
 5122            })
 5123            .when(!changed_buffers.is_empty(), |this| {
 5124                this.child(self.render_edits_summary(
 5125                    &changed_buffers,
 5126                    self.edits_expanded,
 5127                    pending_edits,
 5128                    use_keep_reject_buttons,
 5129                    cx,
 5130                ))
 5131                .when(self.edits_expanded, |parent| {
 5132                    parent.child(self.render_edited_files(
 5133                        action_log,
 5134                        telemetry.clone(),
 5135                        &changed_buffers,
 5136                        pending_edits,
 5137                        use_keep_reject_buttons,
 5138                        cx,
 5139                    ))
 5140                })
 5141            })
 5142            .when(!self.message_queue.is_empty(), |this| {
 5143                this.when(!plan.is_empty() || !changed_buffers.is_empty(), |this| {
 5144                    this.child(Divider::horizontal().color(DividerColor::Border))
 5145                })
 5146                .child(self.render_message_queue_summary(window, cx))
 5147                .when(self.queue_expanded, |parent| {
 5148                    parent.child(self.render_message_queue_entries(window, cx))
 5149                })
 5150            })
 5151            .into_any()
 5152            .into()
 5153    }
 5154
 5155    fn render_plan_summary(
 5156        &self,
 5157        plan: &Plan,
 5158        window: &mut Window,
 5159        cx: &Context<Self>,
 5160    ) -> impl IntoElement {
 5161        let stats = plan.stats();
 5162
 5163        let title = if let Some(entry) = stats.in_progress_entry
 5164            && !self.plan_expanded
 5165        {
 5166            h_flex()
 5167                .cursor_default()
 5168                .relative()
 5169                .w_full()
 5170                .gap_1()
 5171                .truncate()
 5172                .child(
 5173                    Label::new("Current:")
 5174                        .size(LabelSize::Small)
 5175                        .color(Color::Muted),
 5176                )
 5177                .child(
 5178                    div()
 5179                        .text_xs()
 5180                        .text_color(cx.theme().colors().text_muted)
 5181                        .line_clamp(1)
 5182                        .child(MarkdownElement::new(
 5183                            entry.content.clone(),
 5184                            plan_label_markdown_style(&entry.status, window, cx),
 5185                        )),
 5186                )
 5187                .when(stats.pending > 0, |this| {
 5188                    this.child(
 5189                        h_flex()
 5190                            .absolute()
 5191                            .top_0()
 5192                            .right_0()
 5193                            .h_full()
 5194                            .child(div().min_w_8().h_full().bg(linear_gradient(
 5195                                90.,
 5196                                linear_color_stop(self.activity_bar_bg(cx), 1.),
 5197                                linear_color_stop(self.activity_bar_bg(cx).opacity(0.2), 0.),
 5198                            )))
 5199                            .child(
 5200                                div().pr_0p5().bg(self.activity_bar_bg(cx)).child(
 5201                                    Label::new(format!("{} left", stats.pending))
 5202                                        .size(LabelSize::Small)
 5203                                        .color(Color::Muted),
 5204                                ),
 5205                            ),
 5206                    )
 5207                })
 5208        } else {
 5209            let status_label = if stats.pending == 0 {
 5210                "All Done".to_string()
 5211            } else if stats.completed == 0 {
 5212                format!("{} Tasks", plan.entries.len())
 5213            } else {
 5214                format!("{}/{}", stats.completed, plan.entries.len())
 5215            };
 5216
 5217            h_flex()
 5218                .w_full()
 5219                .gap_1()
 5220                .justify_between()
 5221                .child(
 5222                    Label::new("Plan")
 5223                        .size(LabelSize::Small)
 5224                        .color(Color::Muted),
 5225                )
 5226                .child(
 5227                    Label::new(status_label)
 5228                        .size(LabelSize::Small)
 5229                        .color(Color::Muted)
 5230                        .mr_1(),
 5231                )
 5232        };
 5233
 5234        h_flex()
 5235            .id("plan_summary")
 5236            .p_1()
 5237            .w_full()
 5238            .gap_1()
 5239            .when(self.plan_expanded, |this| {
 5240                this.border_b_1().border_color(cx.theme().colors().border)
 5241            })
 5242            .child(Disclosure::new("plan_disclosure", self.plan_expanded))
 5243            .child(title)
 5244            .on_click(cx.listener(|this, _, _, cx| {
 5245                this.plan_expanded = !this.plan_expanded;
 5246                cx.notify();
 5247            }))
 5248    }
 5249
 5250    fn render_plan_entries(
 5251        &self,
 5252        plan: &Plan,
 5253        window: &mut Window,
 5254        cx: &Context<Self>,
 5255    ) -> impl IntoElement {
 5256        v_flex()
 5257            .id("plan_items_list")
 5258            .max_h_40()
 5259            .overflow_y_scroll()
 5260            .children(plan.entries.iter().enumerate().flat_map(|(index, entry)| {
 5261                let element = h_flex()
 5262                    .py_1()
 5263                    .px_2()
 5264                    .gap_2()
 5265                    .justify_between()
 5266                    .bg(cx.theme().colors().editor_background)
 5267                    .when(index < plan.entries.len() - 1, |parent| {
 5268                        parent.border_color(cx.theme().colors().border).border_b_1()
 5269                    })
 5270                    .child(
 5271                        h_flex()
 5272                            .id(("plan_entry", index))
 5273                            .gap_1p5()
 5274                            .max_w_full()
 5275                            .overflow_x_scroll()
 5276                            .text_xs()
 5277                            .text_color(cx.theme().colors().text_muted)
 5278                            .child(match entry.status {
 5279                                acp::PlanEntryStatus::InProgress => {
 5280                                    Icon::new(IconName::TodoProgress)
 5281                                        .size(IconSize::Small)
 5282                                        .color(Color::Accent)
 5283                                        .with_rotate_animation(2)
 5284                                        .into_any_element()
 5285                                }
 5286                                acp::PlanEntryStatus::Completed => {
 5287                                    Icon::new(IconName::TodoComplete)
 5288                                        .size(IconSize::Small)
 5289                                        .color(Color::Success)
 5290                                        .into_any_element()
 5291                                }
 5292                                acp::PlanEntryStatus::Pending | _ => {
 5293                                    Icon::new(IconName::TodoPending)
 5294                                        .size(IconSize::Small)
 5295                                        .color(Color::Muted)
 5296                                        .into_any_element()
 5297                                }
 5298                            })
 5299                            .child(MarkdownElement::new(
 5300                                entry.content.clone(),
 5301                                plan_label_markdown_style(&entry.status, window, cx),
 5302                            )),
 5303                    );
 5304
 5305                Some(element)
 5306            }))
 5307            .into_any_element()
 5308    }
 5309
 5310    fn render_edits_summary(
 5311        &self,
 5312        changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>,
 5313        expanded: bool,
 5314        pending_edits: bool,
 5315        use_keep_reject_buttons: bool,
 5316        cx: &Context<Self>,
 5317    ) -> Div {
 5318        const EDIT_NOT_READY_TOOLTIP_LABEL: &str = "Wait until file edits are complete.";
 5319
 5320        let focus_handle = self.focus_handle(cx);
 5321
 5322        h_flex()
 5323            .p_1()
 5324            .justify_between()
 5325            .flex_wrap()
 5326            .when(expanded, |this| {
 5327                this.border_b_1().border_color(cx.theme().colors().border)
 5328            })
 5329            .child(
 5330                h_flex()
 5331                    .id("edits-container")
 5332                    .cursor_pointer()
 5333                    .gap_1()
 5334                    .child(Disclosure::new("edits-disclosure", expanded))
 5335                    .map(|this| {
 5336                        if pending_edits {
 5337                            this.child(
 5338                                Label::new(format!(
 5339                                    "Editing {} {}",
 5340                                    changed_buffers.len(),
 5341                                    if changed_buffers.len() == 1 {
 5342                                        "file"
 5343                                    } else {
 5344                                        "files"
 5345                                    }
 5346                                ))
 5347                                .color(Color::Muted)
 5348                                .size(LabelSize::Small)
 5349                                .with_animation(
 5350                                    "edit-label",
 5351                                    Animation::new(Duration::from_secs(2))
 5352                                        .repeat()
 5353                                        .with_easing(pulsating_between(0.3, 0.7)),
 5354                                    |label, delta| label.alpha(delta),
 5355                                ),
 5356                            )
 5357                        } else {
 5358                            let stats = DiffStats::all_files(changed_buffers, cx);
 5359                            let dot_divider = || {
 5360                                Label::new("")
 5361                                    .size(LabelSize::XSmall)
 5362                                    .color(Color::Disabled)
 5363                            };
 5364
 5365                            this.child(
 5366                                Label::new("Edits")
 5367                                    .size(LabelSize::Small)
 5368                                    .color(Color::Muted),
 5369                            )
 5370                            .child(dot_divider())
 5371                            .child(
 5372                                Label::new(format!(
 5373                                    "{} {}",
 5374                                    changed_buffers.len(),
 5375                                    if changed_buffers.len() == 1 {
 5376                                        "file"
 5377                                    } else {
 5378                                        "files"
 5379                                    }
 5380                                ))
 5381                                .size(LabelSize::Small)
 5382                                .color(Color::Muted),
 5383                            )
 5384                            .child(dot_divider())
 5385                            .child(DiffStat::new(
 5386                                "total",
 5387                                stats.lines_added as usize,
 5388                                stats.lines_removed as usize,
 5389                            ))
 5390                        }
 5391                    })
 5392                    .on_click(cx.listener(|this, _, _, cx| {
 5393                        this.edits_expanded = !this.edits_expanded;
 5394                        cx.notify();
 5395                    })),
 5396            )
 5397            .when(use_keep_reject_buttons, |this| {
 5398                this.child(
 5399                    h_flex()
 5400                        .gap_1()
 5401                        .child(
 5402                            IconButton::new("review-changes", IconName::ListTodo)
 5403                                .icon_size(IconSize::Small)
 5404                                .tooltip({
 5405                                    let focus_handle = focus_handle.clone();
 5406                                    move |_window, cx| {
 5407                                        Tooltip::for_action_in(
 5408                                            "Review Changes",
 5409                                            &OpenAgentDiff,
 5410                                            &focus_handle,
 5411                                            cx,
 5412                                        )
 5413                                    }
 5414                                })
 5415                                .on_click(cx.listener(|_, _, window, cx| {
 5416                                    window.dispatch_action(OpenAgentDiff.boxed_clone(), cx);
 5417                                })),
 5418                        )
 5419                        .child(Divider::vertical().color(DividerColor::Border))
 5420                        .child(
 5421                            Button::new("reject-all-changes", "Reject All")
 5422                                .label_size(LabelSize::Small)
 5423                                .disabled(pending_edits)
 5424                                .when(pending_edits, |this| {
 5425                                    this.tooltip(Tooltip::text(EDIT_NOT_READY_TOOLTIP_LABEL))
 5426                                })
 5427                                .key_binding(
 5428                                    KeyBinding::for_action_in(
 5429                                        &RejectAll,
 5430                                        &focus_handle.clone(),
 5431                                        cx,
 5432                                    )
 5433                                    .map(|kb| kb.size(rems_from_px(10.))),
 5434                                )
 5435                                .on_click(cx.listener(move |this, _, window, cx| {
 5436                                    this.reject_all(&RejectAll, window, cx);
 5437                                })),
 5438                        )
 5439                        .child(
 5440                            Button::new("keep-all-changes", "Keep All")
 5441                                .label_size(LabelSize::Small)
 5442                                .disabled(pending_edits)
 5443                                .when(pending_edits, |this| {
 5444                                    this.tooltip(Tooltip::text(EDIT_NOT_READY_TOOLTIP_LABEL))
 5445                                })
 5446                                .key_binding(
 5447                                    KeyBinding::for_action_in(&KeepAll, &focus_handle, cx)
 5448                                        .map(|kb| kb.size(rems_from_px(10.))),
 5449                                )
 5450                                .on_click(cx.listener(move |this, _, window, cx| {
 5451                                    this.keep_all(&KeepAll, window, cx);
 5452                                })),
 5453                        ),
 5454                )
 5455            })
 5456            .when(!use_keep_reject_buttons, |this| {
 5457                this.child(
 5458                    Button::new("review-changes", "Review Changes")
 5459                        .label_size(LabelSize::Small)
 5460                        .key_binding(
 5461                            KeyBinding::for_action_in(
 5462                                &git_ui::project_diff::Diff,
 5463                                &focus_handle,
 5464                                cx,
 5465                            )
 5466                            .map(|kb| kb.size(rems_from_px(10.))),
 5467                        )
 5468                        .on_click(cx.listener(move |_, _, window, cx| {
 5469                            window.dispatch_action(git_ui::project_diff::Diff.boxed_clone(), cx);
 5470                        })),
 5471                )
 5472            })
 5473    }
 5474
 5475    fn render_edited_files_buttons(
 5476        &self,
 5477        index: usize,
 5478        buffer: &Entity<Buffer>,
 5479        action_log: &Entity<ActionLog>,
 5480        telemetry: &ActionLogTelemetry,
 5481        pending_edits: bool,
 5482        use_keep_reject_buttons: bool,
 5483        editor_bg_color: Hsla,
 5484        cx: &Context<Self>,
 5485    ) -> impl IntoElement {
 5486        let container = h_flex()
 5487            .id("edited-buttons-container")
 5488            .visible_on_hover("edited-code")
 5489            .absolute()
 5490            .right_0()
 5491            .px_1()
 5492            .gap_1()
 5493            .bg(editor_bg_color)
 5494            .on_hover(cx.listener(move |this, is_hovered, _window, cx| {
 5495                if *is_hovered {
 5496                    this.hovered_edited_file_buttons = Some(index);
 5497                } else if this.hovered_edited_file_buttons == Some(index) {
 5498                    this.hovered_edited_file_buttons = None;
 5499                }
 5500                cx.notify();
 5501            }));
 5502
 5503        if use_keep_reject_buttons {
 5504            container
 5505                .child(
 5506                    Button::new(("review", index), "Review")
 5507                        .label_size(LabelSize::Small)
 5508                        .on_click({
 5509                            let buffer = buffer.clone();
 5510                            let workspace = self.workspace.clone();
 5511                            cx.listener(move |_, _, window, cx| {
 5512                                let Some(workspace) = workspace.upgrade() else {
 5513                                    return;
 5514                                };
 5515                                let Some(file) = buffer.read(cx).file() else {
 5516                                    return;
 5517                                };
 5518                                let project_path = project::ProjectPath {
 5519                                    worktree_id: file.worktree_id(cx),
 5520                                    path: file.path().clone(),
 5521                                };
 5522                                workspace.update(cx, |workspace, cx| {
 5523                                    git_ui::project_diff::ProjectDiff::deploy_at_project_path(
 5524                                        workspace,
 5525                                        project_path,
 5526                                        window,
 5527                                        cx,
 5528                                    );
 5529                                });
 5530                            })
 5531                        }),
 5532                )
 5533                .child(Divider::vertical().color(DividerColor::BorderVariant))
 5534                .child(
 5535                    Button::new(("reject-file", index), "Reject")
 5536                        .label_size(LabelSize::Small)
 5537                        .disabled(pending_edits)
 5538                        .on_click({
 5539                            let buffer = buffer.clone();
 5540                            let action_log = action_log.clone();
 5541                            let telemetry = telemetry.clone();
 5542                            move |_, _, cx| {
 5543                                action_log.update(cx, |action_log, cx| {
 5544                                    action_log
 5545                                        .reject_edits_in_ranges(
 5546                                            buffer.clone(),
 5547                                            vec![Anchor::min_max_range_for_buffer(
 5548                                                buffer.read(cx).remote_id(),
 5549                                            )],
 5550                                            Some(telemetry.clone()),
 5551                                            cx,
 5552                                        )
 5553                                        .detach_and_log_err(cx);
 5554                                })
 5555                            }
 5556                        }),
 5557                )
 5558                .child(
 5559                    Button::new(("keep-file", index), "Keep")
 5560                        .label_size(LabelSize::Small)
 5561                        .disabled(pending_edits)
 5562                        .on_click({
 5563                            let buffer = buffer.clone();
 5564                            let action_log = action_log.clone();
 5565                            let telemetry = telemetry.clone();
 5566                            move |_, _, cx| {
 5567                                action_log.update(cx, |action_log, cx| {
 5568                                    action_log.keep_edits_in_range(
 5569                                        buffer.clone(),
 5570                                        Anchor::min_max_range_for_buffer(
 5571                                            buffer.read(cx).remote_id(),
 5572                                        ),
 5573                                        Some(telemetry.clone()),
 5574                                        cx,
 5575                                    );
 5576                                })
 5577                            }
 5578                        }),
 5579                )
 5580                .into_any_element()
 5581        } else {
 5582            container
 5583                .child(
 5584                    Button::new(("review", index), "Review")
 5585                        .label_size(LabelSize::Small)
 5586                        .on_click({
 5587                            let buffer = buffer.clone();
 5588                            let workspace = self.workspace.clone();
 5589                            cx.listener(move |_, _, window, cx| {
 5590                                let Some(workspace) = workspace.upgrade() else {
 5591                                    return;
 5592                                };
 5593                                let Some(file) = buffer.read(cx).file() else {
 5594                                    return;
 5595                                };
 5596                                let project_path = project::ProjectPath {
 5597                                    worktree_id: file.worktree_id(cx),
 5598                                    path: file.path().clone(),
 5599                                };
 5600                                workspace.update(cx, |workspace, cx| {
 5601                                    git_ui::project_diff::ProjectDiff::deploy_at_project_path(
 5602                                        workspace,
 5603                                        project_path,
 5604                                        window,
 5605                                        cx,
 5606                                    );
 5607                                });
 5608                            })
 5609                        }),
 5610                )
 5611                .into_any_element()
 5612        }
 5613    }
 5614
 5615    fn render_edited_files(
 5616        &self,
 5617        action_log: &Entity<ActionLog>,
 5618        telemetry: ActionLogTelemetry,
 5619        changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>,
 5620        pending_edits: bool,
 5621        use_keep_reject_buttons: bool,
 5622        cx: &Context<Self>,
 5623    ) -> impl IntoElement {
 5624        let editor_bg_color = cx.theme().colors().editor_background;
 5625
 5626        v_flex()
 5627            .id("edited_files_list")
 5628            .max_h_40()
 5629            .overflow_y_scroll()
 5630            .children(
 5631                changed_buffers
 5632                    .iter()
 5633                    .enumerate()
 5634                    .flat_map(|(index, (buffer, diff))| {
 5635                        let file = buffer.read(cx).file()?;
 5636                        let path = file.path();
 5637                        let path_style = file.path_style(cx);
 5638                        let separator = file.path_style(cx).primary_separator();
 5639
 5640                        let file_path = path.parent().and_then(|parent| {
 5641                            if parent.is_empty() {
 5642                                None
 5643                            } else {
 5644                                Some(
 5645                                    Label::new(format!(
 5646                                        "{}{separator}",
 5647                                        parent.display(path_style)
 5648                                    ))
 5649                                    .color(Color::Muted)
 5650                                    .size(LabelSize::XSmall)
 5651                                    .buffer_font(cx),
 5652                                )
 5653                            }
 5654                        });
 5655
 5656                        let file_name = path.file_name().map(|name| {
 5657                            Label::new(name.to_string())
 5658                                .size(LabelSize::XSmall)
 5659                                .buffer_font(cx)
 5660                                .ml_1()
 5661                        });
 5662
 5663                        let full_path = path.display(path_style).to_string();
 5664
 5665                        let file_icon = FileIcons::get_icon(path.as_std_path(), cx)
 5666                            .map(Icon::from_path)
 5667                            .map(|icon| icon.color(Color::Muted).size(IconSize::Small))
 5668                            .unwrap_or_else(|| {
 5669                                Icon::new(IconName::File)
 5670                                    .color(Color::Muted)
 5671                                    .size(IconSize::Small)
 5672                            });
 5673
 5674                        let file_stats = DiffStats::single_file(buffer.read(cx), diff.read(cx), cx);
 5675
 5676                        let buttons = self.render_edited_files_buttons(
 5677                            index,
 5678                            buffer,
 5679                            action_log,
 5680                            &telemetry,
 5681                            pending_edits,
 5682                            use_keep_reject_buttons,
 5683                            editor_bg_color,
 5684                            cx,
 5685                        );
 5686
 5687                        let element = h_flex()
 5688                            .group("edited-code")
 5689                            .id(("file-container", index))
 5690                            .relative()
 5691                            .min_w_0()
 5692                            .p_1p5()
 5693                            .gap_2()
 5694                            .justify_between()
 5695                            .bg(editor_bg_color)
 5696                            .when(index < changed_buffers.len() - 1, |parent| {
 5697                                parent.border_color(cx.theme().colors().border).border_b_1()
 5698                            })
 5699                            .child(
 5700                                h_flex()
 5701                                    .id(("file-name-path", index))
 5702                                    .cursor_pointer()
 5703                                    .pr_0p5()
 5704                                    .gap_0p5()
 5705                                    .rounded_xs()
 5706                                    .child(file_icon)
 5707                                    .children(file_name)
 5708                                    .children(file_path)
 5709                                    .child(
 5710                                        DiffStat::new(
 5711                                            "file",
 5712                                            file_stats.lines_added as usize,
 5713                                            file_stats.lines_removed as usize,
 5714                                        )
 5715                                        .label_size(LabelSize::XSmall),
 5716                                    )
 5717                                    .when(
 5718                                        self.hovered_edited_file_buttons != Some(index),
 5719                                        |this| {
 5720                                            let full_path = full_path.clone();
 5721                                            this.hover(|s| s.bg(cx.theme().colors().element_hover))
 5722                                                .tooltip(move |_, cx| {
 5723                                                    Tooltip::with_meta(
 5724                                                        "Go to File",
 5725                                                        None,
 5726                                                        full_path.clone(),
 5727                                                        cx,
 5728                                                    )
 5729                                                })
 5730                                                .on_click({
 5731                                                    let buffer = buffer.clone();
 5732                                                    cx.listener(move |this, _, window, cx| {
 5733                                                        this.open_edited_buffer(
 5734                                                            &buffer, window, cx,
 5735                                                        );
 5736                                                    })
 5737                                                })
 5738                                        },
 5739                                    ),
 5740                            )
 5741                            .child(buttons);
 5742
 5743                        Some(element)
 5744                    }),
 5745            )
 5746            .into_any_element()
 5747    }
 5748
 5749    fn render_message_queue_summary(
 5750        &self,
 5751        _window: &mut Window,
 5752        cx: &Context<Self>,
 5753    ) -> impl IntoElement {
 5754        let queue_count = self.message_queue.len();
 5755        let title: SharedString = if queue_count == 1 {
 5756            "1 Queued Message".into()
 5757        } else {
 5758            format!("{} Queued Messages", queue_count).into()
 5759        };
 5760
 5761        h_flex()
 5762            .p_1()
 5763            .w_full()
 5764            .gap_1()
 5765            .justify_between()
 5766            .when(self.queue_expanded, |this| {
 5767                this.border_b_1().border_color(cx.theme().colors().border)
 5768            })
 5769            .child(
 5770                h_flex()
 5771                    .id("queue_summary")
 5772                    .gap_1()
 5773                    .child(Disclosure::new("queue_disclosure", self.queue_expanded))
 5774                    .child(Label::new(title).size(LabelSize::Small).color(Color::Muted))
 5775                    .on_click(cx.listener(|this, _, _, cx| {
 5776                        this.queue_expanded = !this.queue_expanded;
 5777                        cx.notify();
 5778                    })),
 5779            )
 5780            .child(
 5781                Button::new("clear_queue", "Clear All")
 5782                    .label_size(LabelSize::Small)
 5783                    .key_binding(KeyBinding::for_action(&ClearMessageQueue, cx))
 5784                    .on_click(cx.listener(|this, _, _, cx| {
 5785                        this.message_queue.clear();
 5786                        cx.notify();
 5787                    })),
 5788            )
 5789    }
 5790
 5791    fn render_message_queue_entries(
 5792        &self,
 5793        _window: &mut Window,
 5794        cx: &Context<Self>,
 5795    ) -> impl IntoElement {
 5796        let message_editor = self.message_editor.read(cx);
 5797        let focus_handle = message_editor.focus_handle(cx);
 5798
 5799        v_flex()
 5800            .id("message_queue_list")
 5801            .max_h_40()
 5802            .overflow_y_scroll()
 5803            .children(
 5804                self.message_queue
 5805                    .iter()
 5806                    .enumerate()
 5807                    .map(|(index, queued)| {
 5808                        let is_next = index == 0;
 5809                        let icon_color = if is_next { Color::Accent } else { Color::Muted };
 5810                        let queue_len = self.message_queue.len();
 5811
 5812                        let preview = queued
 5813                            .content
 5814                            .iter()
 5815                            .find_map(|block| match block {
 5816                                acp::ContentBlock::Text(text) => {
 5817                                    text.text.lines().next().map(str::to_owned)
 5818                                }
 5819                                _ => None,
 5820                            })
 5821                            .unwrap_or_default();
 5822
 5823                        h_flex()
 5824                            .group("queue_entry")
 5825                            .w_full()
 5826                            .p_1()
 5827                            .pl_2()
 5828                            .gap_1()
 5829                            .justify_between()
 5830                            .bg(cx.theme().colors().editor_background)
 5831                            .when(index < queue_len - 1, |parent| {
 5832                                parent.border_color(cx.theme().colors().border).border_b_1()
 5833                            })
 5834                            .child(
 5835                                h_flex()
 5836                                    .id(("queued_prompt", index))
 5837                                    .min_w_0()
 5838                                    .w_full()
 5839                                    .gap_1p5()
 5840                                    .child(
 5841                                        Icon::new(IconName::Circle)
 5842                                            .size(IconSize::Small)
 5843                                            .color(icon_color),
 5844                                    )
 5845                                    .child(
 5846                                        Label::new(preview)
 5847                                            .size(LabelSize::XSmall)
 5848                                            .color(Color::Muted)
 5849                                            .buffer_font(cx)
 5850                                            .truncate(),
 5851                                    )
 5852                                    .when(is_next, |this| {
 5853                                        this.tooltip(Tooltip::text("Next Prompt in the Queue"))
 5854                                    }),
 5855                            )
 5856                            .child(
 5857                                h_flex()
 5858                                    .flex_none()
 5859                                    .gap_1()
 5860                                    .visible_on_hover("queue_entry")
 5861                                    .child(
 5862                                        Button::new(("delete", index), "Remove")
 5863                                            .label_size(LabelSize::Small)
 5864                                            .on_click(cx.listener(move |this, _, _, cx| {
 5865                                                if index < this.message_queue.len() {
 5866                                                    this.message_queue.remove(index);
 5867                                                    cx.notify();
 5868                                                }
 5869                                            })),
 5870                                    )
 5871                                    .child(
 5872                                        Button::new(("send_now", index), "Send Now")
 5873                                            .style(ButtonStyle::Outlined)
 5874                                            .label_size(LabelSize::Small)
 5875                                            .when(is_next, |this| {
 5876                                                this.key_binding(
 5877                                                    KeyBinding::for_action_in(
 5878                                                        &SendNextQueuedMessage,
 5879                                                        &focus_handle.clone(),
 5880                                                        cx,
 5881                                                    )
 5882                                                    .map(|kb| kb.size(rems_from_px(10.))),
 5883                                                )
 5884                                            })
 5885                                            .on_click(cx.listener(move |this, _, window, cx| {
 5886                                                this.send_queued_message_at_index(
 5887                                                    index, true, window, cx,
 5888                                                );
 5889                                            })),
 5890                                    ),
 5891                            )
 5892                    }),
 5893            )
 5894            .into_any_element()
 5895    }
 5896
 5897    fn render_message_editor(&mut self, window: &mut Window, cx: &mut Context<Self>) -> AnyElement {
 5898        let focus_handle = self.message_editor.focus_handle(cx);
 5899        let editor_bg_color = cx.theme().colors().editor_background;
 5900        let (expand_icon, expand_tooltip) = if self.editor_expanded {
 5901            (IconName::Minimize, "Minimize Message Editor")
 5902        } else {
 5903            (IconName::Maximize, "Expand Message Editor")
 5904        };
 5905
 5906        let backdrop = div()
 5907            .size_full()
 5908            .absolute()
 5909            .inset_0()
 5910            .bg(cx.theme().colors().panel_background)
 5911            .opacity(0.8)
 5912            .block_mouse_except_scroll();
 5913
 5914        let enable_editor = match self.thread_state {
 5915            ThreadState::Ready { .. } => true,
 5916            ThreadState::Loading { .. }
 5917            | ThreadState::Unauthenticated { .. }
 5918            | ThreadState::LoadError(..) => false,
 5919        };
 5920
 5921        v_flex()
 5922            .on_action(cx.listener(Self::expand_message_editor))
 5923            .p_2()
 5924            .gap_2()
 5925            .border_t_1()
 5926            .border_color(cx.theme().colors().border)
 5927            .bg(editor_bg_color)
 5928            .when(self.editor_expanded, |this| {
 5929                this.h(vh(0.8, window)).size_full().justify_between()
 5930            })
 5931            .child(
 5932                v_flex()
 5933                    .relative()
 5934                    .size_full()
 5935                    .pt_1()
 5936                    .pr_2p5()
 5937                    .child(self.message_editor.clone())
 5938                    .child(
 5939                        h_flex()
 5940                            .absolute()
 5941                            .top_0()
 5942                            .right_0()
 5943                            .opacity(0.5)
 5944                            .hover(|this| this.opacity(1.0))
 5945                            .child(
 5946                                IconButton::new("toggle-height", expand_icon)
 5947                                    .icon_size(IconSize::Small)
 5948                                    .icon_color(Color::Muted)
 5949                                    .tooltip({
 5950                                        move |_window, cx| {
 5951                                            Tooltip::for_action_in(
 5952                                                expand_tooltip,
 5953                                                &ExpandMessageEditor,
 5954                                                &focus_handle,
 5955                                                cx,
 5956                                            )
 5957                                        }
 5958                                    })
 5959                                    .on_click(cx.listener(|this, _, window, cx| {
 5960                                        this.expand_message_editor(
 5961                                            &ExpandMessageEditor,
 5962                                            window,
 5963                                            cx,
 5964                                        );
 5965                                    })),
 5966                            ),
 5967                    ),
 5968            )
 5969            .child(
 5970                h_flex()
 5971                    .flex_none()
 5972                    .flex_wrap()
 5973                    .justify_between()
 5974                    .child(
 5975                        h_flex()
 5976                            .gap_0p5()
 5977                            .child(self.render_add_context_button(cx))
 5978                            .child(self.render_follow_toggle(cx)),
 5979                    )
 5980                    .child(
 5981                        h_flex()
 5982                            .gap_1()
 5983                            .children(self.render_token_usage(cx))
 5984                            .children(self.profile_selector.clone())
 5985                            // Either config_options_view OR (mode_selector + model_selector)
 5986                            .children(self.config_options_view.clone())
 5987                            .when(self.config_options_view.is_none(), |this| {
 5988                                this.children(self.mode_selector().cloned())
 5989                                    .children(self.model_selector.clone())
 5990                            })
 5991                            .child(self.render_send_button(cx)),
 5992                    ),
 5993            )
 5994            .when(!enable_editor, |this| this.child(backdrop))
 5995            .into_any()
 5996    }
 5997
 5998    pub(crate) fn as_native_connection(
 5999        &self,
 6000        cx: &App,
 6001    ) -> Option<Rc<agent::NativeAgentConnection>> {
 6002        let acp_thread = self.thread()?.read(cx);
 6003        acp_thread.connection().clone().downcast()
 6004    }
 6005
 6006    pub(crate) fn as_native_thread(&self, cx: &App) -> Option<Entity<agent::Thread>> {
 6007        let acp_thread = self.thread()?.read(cx);
 6008        self.as_native_connection(cx)?
 6009            .thread(acp_thread.session_id(), cx)
 6010    }
 6011
 6012    fn is_imported_thread(&self, cx: &App) -> bool {
 6013        let Some(thread) = self.as_native_thread(cx) else {
 6014            return false;
 6015        };
 6016        thread.read(cx).is_imported()
 6017    }
 6018
 6019    fn supports_split_token_display(&self, cx: &App) -> bool {
 6020        self.as_native_thread(cx)
 6021            .and_then(|thread| thread.read(cx).model())
 6022            .is_some_and(|model| model.supports_split_token_display())
 6023    }
 6024
 6025    fn render_token_usage(&self, cx: &mut Context<Self>) -> Option<Div> {
 6026        let thread = self.thread()?.read(cx);
 6027        let usage = thread.token_usage()?;
 6028        let is_generating = thread.status() != ThreadStatus::Idle;
 6029        let show_split = self.supports_split_token_display(cx);
 6030
 6031        let separator_color = Color::Custom(cx.theme().colors().text_muted.opacity(0.5));
 6032        let token_label = |text: String, animation_id: &'static str| {
 6033            Label::new(text)
 6034                .size(LabelSize::Small)
 6035                .color(Color::Muted)
 6036                .map(|label| {
 6037                    if is_generating {
 6038                        label
 6039                            .with_animation(
 6040                                animation_id,
 6041                                Animation::new(Duration::from_secs(2))
 6042                                    .repeat()
 6043                                    .with_easing(pulsating_between(0.3, 0.8)),
 6044                                |label, delta| label.alpha(delta),
 6045                            )
 6046                            .into_any()
 6047                    } else {
 6048                        label.into_any_element()
 6049                    }
 6050                })
 6051        };
 6052
 6053        if show_split {
 6054            let max_output_tokens = self
 6055                .as_native_thread(cx)
 6056                .and_then(|thread| thread.read(cx).model())
 6057                .and_then(|model| model.max_output_tokens())
 6058                .unwrap_or(0);
 6059
 6060            let input = crate::text_thread_editor::humanize_token_count(usage.input_tokens);
 6061            let input_max = crate::text_thread_editor::humanize_token_count(
 6062                usage.max_tokens.saturating_sub(max_output_tokens),
 6063            );
 6064            let output = crate::text_thread_editor::humanize_token_count(usage.output_tokens);
 6065            let output_max = crate::text_thread_editor::humanize_token_count(max_output_tokens);
 6066
 6067            Some(
 6068                h_flex()
 6069                    .flex_shrink_0()
 6070                    .gap_1()
 6071                    .mr_1p5()
 6072                    .child(
 6073                        h_flex()
 6074                            .gap_0p5()
 6075                            .child(
 6076                                Icon::new(IconName::ArrowUp)
 6077                                    .size(IconSize::XSmall)
 6078                                    .color(Color::Muted),
 6079                            )
 6080                            .child(token_label(input, "input-tokens-label"))
 6081                            .child(
 6082                                Label::new("/")
 6083                                    .size(LabelSize::Small)
 6084                                    .color(separator_color),
 6085                            )
 6086                            .child(
 6087                                Label::new(input_max)
 6088                                    .size(LabelSize::Small)
 6089                                    .color(Color::Muted),
 6090                            ),
 6091                    )
 6092                    .child(
 6093                        h_flex()
 6094                            .gap_0p5()
 6095                            .child(
 6096                                Icon::new(IconName::ArrowDown)
 6097                                    .size(IconSize::XSmall)
 6098                                    .color(Color::Muted),
 6099                            )
 6100                            .child(token_label(output, "output-tokens-label"))
 6101                            .child(
 6102                                Label::new("/")
 6103                                    .size(LabelSize::Small)
 6104                                    .color(separator_color),
 6105                            )
 6106                            .child(
 6107                                Label::new(output_max)
 6108                                    .size(LabelSize::Small)
 6109                                    .color(Color::Muted),
 6110                            ),
 6111                    ),
 6112            )
 6113        } else {
 6114            let used = crate::text_thread_editor::humanize_token_count(usage.used_tokens);
 6115            let max = crate::text_thread_editor::humanize_token_count(usage.max_tokens);
 6116
 6117            Some(
 6118                h_flex()
 6119                    .flex_shrink_0()
 6120                    .gap_0p5()
 6121                    .mr_1p5()
 6122                    .child(token_label(used, "used-tokens-label"))
 6123                    .child(
 6124                        Label::new("/")
 6125                            .size(LabelSize::Small)
 6126                            .color(separator_color),
 6127                    )
 6128                    .child(Label::new(max).size(LabelSize::Small).color(Color::Muted)),
 6129            )
 6130        }
 6131    }
 6132
 6133    fn keep_all(&mut self, _: &KeepAll, _window: &mut Window, cx: &mut Context<Self>) {
 6134        let Some(thread) = self.thread() else {
 6135            return;
 6136        };
 6137        let telemetry = ActionLogTelemetry::from(thread.read(cx));
 6138        let action_log = thread.read(cx).action_log().clone();
 6139        action_log.update(cx, |action_log, cx| {
 6140            action_log.keep_all_edits(Some(telemetry), cx)
 6141        });
 6142    }
 6143
 6144    fn reject_all(&mut self, _: &RejectAll, _window: &mut Window, cx: &mut Context<Self>) {
 6145        let Some(thread) = self.thread() else {
 6146            return;
 6147        };
 6148        let telemetry = ActionLogTelemetry::from(thread.read(cx));
 6149        let action_log = thread.read(cx).action_log().clone();
 6150        action_log
 6151            .update(cx, |action_log, cx| {
 6152                action_log.reject_all_edits(Some(telemetry), cx)
 6153            })
 6154            .detach();
 6155    }
 6156
 6157    fn allow_always(&mut self, _: &AllowAlways, window: &mut Window, cx: &mut Context<Self>) {
 6158        self.authorize_pending_tool_call(acp::PermissionOptionKind::AllowAlways, window, cx);
 6159    }
 6160
 6161    fn allow_once(&mut self, _: &AllowOnce, window: &mut Window, cx: &mut Context<Self>) {
 6162        self.authorize_pending_with_granularity(true, window, cx);
 6163    }
 6164
 6165    fn reject_once(&mut self, _: &RejectOnce, window: &mut Window, cx: &mut Context<Self>) {
 6166        self.authorize_pending_with_granularity(false, window, cx);
 6167    }
 6168
 6169    fn authorize_pending_with_granularity(
 6170        &mut self,
 6171        is_allow: bool,
 6172        window: &mut Window,
 6173        cx: &mut Context<Self>,
 6174    ) -> Option<()> {
 6175        let thread = self.thread()?.read(cx);
 6176        let tool_call = thread.first_tool_awaiting_confirmation()?;
 6177        let ToolCallStatus::WaitingForConfirmation { options, .. } = &tool_call.status else {
 6178            return None;
 6179        };
 6180        let tool_call_id = tool_call.id.clone();
 6181
 6182        // Get granularity options (all options except old deny option)
 6183        let granularity_options: Vec<_> = options
 6184            .iter()
 6185            .filter(|o| {
 6186                matches!(
 6187                    o.kind,
 6188                    acp::PermissionOptionKind::AllowOnce | acp::PermissionOptionKind::AllowAlways
 6189                )
 6190            })
 6191            .collect();
 6192
 6193        // Get selected index, defaulting to last option ("Only this time")
 6194        let selected_index = self
 6195            .selected_permission_granularity
 6196            .get(&tool_call_id)
 6197            .copied()
 6198            .unwrap_or_else(|| granularity_options.len().saturating_sub(1));
 6199
 6200        let selected_option = granularity_options
 6201            .get(selected_index)
 6202            .or(granularity_options.last())
 6203            .copied()?;
 6204
 6205        let option_id_str = selected_option.option_id.0.to_string();
 6206
 6207        // Transform option_id based on allow/deny
 6208        let (final_option_id, final_option_kind) = if is_allow {
 6209            let allow_id = if option_id_str == "once" {
 6210                "allow".to_string()
 6211            } else if let Some(rest) = option_id_str.strip_prefix("always:") {
 6212                format!("always_allow:{}", rest)
 6213            } else if let Some(rest) = option_id_str.strip_prefix("always_pattern:") {
 6214                format!("always_allow_pattern:{}", rest)
 6215            } else {
 6216                option_id_str
 6217            };
 6218            (acp::PermissionOptionId::new(allow_id), selected_option.kind)
 6219        } else {
 6220            let deny_id = if option_id_str == "once" {
 6221                "deny".to_string()
 6222            } else if let Some(rest) = option_id_str.strip_prefix("always:") {
 6223                format!("always_deny:{}", rest)
 6224            } else if let Some(rest) = option_id_str.strip_prefix("always_pattern:") {
 6225                format!("always_deny_pattern:{}", rest)
 6226            } else {
 6227                option_id_str.replace("allow", "deny")
 6228            };
 6229            let deny_kind = match selected_option.kind {
 6230                acp::PermissionOptionKind::AllowOnce => acp::PermissionOptionKind::RejectOnce,
 6231                acp::PermissionOptionKind::AllowAlways => acp::PermissionOptionKind::RejectAlways,
 6232                other => other,
 6233            };
 6234            (acp::PermissionOptionId::new(deny_id), deny_kind)
 6235        };
 6236
 6237        self.authorize_tool_call(tool_call_id, final_option_id, final_option_kind, window, cx);
 6238
 6239        Some(())
 6240    }
 6241
 6242    fn open_permission_dropdown(
 6243        &mut self,
 6244        _: &crate::OpenPermissionDropdown,
 6245        window: &mut Window,
 6246        cx: &mut Context<Self>,
 6247    ) {
 6248        self.permission_dropdown_handle.toggle(window, cx);
 6249    }
 6250
 6251    fn handle_select_permission_granularity(
 6252        &mut self,
 6253        action: &SelectPermissionGranularity,
 6254        _window: &mut Window,
 6255        cx: &mut Context<Self>,
 6256    ) {
 6257        let tool_call_id = acp::ToolCallId::new(action.tool_call_id.clone());
 6258        self.selected_permission_granularity
 6259            .insert(tool_call_id, action.index);
 6260        cx.notify();
 6261    }
 6262
 6263    fn handle_authorize_tool_call(
 6264        &mut self,
 6265        action: &AuthorizeToolCall,
 6266        window: &mut Window,
 6267        cx: &mut Context<Self>,
 6268    ) {
 6269        let tool_call_id = acp::ToolCallId::new(action.tool_call_id.clone());
 6270        let option_id = acp::PermissionOptionId::new(action.option_id.clone());
 6271        let option_kind = match action.option_kind.as_str() {
 6272            "AllowOnce" => acp::PermissionOptionKind::AllowOnce,
 6273            "AllowAlways" => acp::PermissionOptionKind::AllowAlways,
 6274            "RejectOnce" => acp::PermissionOptionKind::RejectOnce,
 6275            "RejectAlways" => acp::PermissionOptionKind::RejectAlways,
 6276            _ => acp::PermissionOptionKind::AllowOnce,
 6277        };
 6278
 6279        self.authorize_tool_call(tool_call_id, option_id, option_kind, window, cx);
 6280    }
 6281
 6282    fn authorize_pending_tool_call(
 6283        &mut self,
 6284        kind: acp::PermissionOptionKind,
 6285        window: &mut Window,
 6286        cx: &mut Context<Self>,
 6287    ) -> Option<()> {
 6288        let thread = self.thread()?.read(cx);
 6289        let tool_call = thread.first_tool_awaiting_confirmation()?;
 6290        let ToolCallStatus::WaitingForConfirmation { options, .. } = &tool_call.status else {
 6291            return None;
 6292        };
 6293        let option = options.iter().find(|o| o.kind == kind)?;
 6294
 6295        self.authorize_tool_call(
 6296            tool_call.id.clone(),
 6297            option.option_id.clone(),
 6298            option.kind,
 6299            window,
 6300            cx,
 6301        );
 6302
 6303        Some(())
 6304    }
 6305
 6306    fn render_send_button(&self, cx: &mut Context<Self>) -> AnyElement {
 6307        let message_editor = self.message_editor.read(cx);
 6308        let is_editor_empty = message_editor.is_empty(cx);
 6309        let focus_handle = message_editor.focus_handle(cx);
 6310
 6311        let is_generating = self
 6312            .thread()
 6313            .is_some_and(|thread| thread.read(cx).status() != ThreadStatus::Idle);
 6314
 6315        if self.is_loading_contents {
 6316            div()
 6317                .id("loading-message-content")
 6318                .px_1()
 6319                .tooltip(Tooltip::text("Loading Added Context…"))
 6320                .child(loading_contents_spinner(IconSize::default()))
 6321                .into_any_element()
 6322        } else if is_generating && is_editor_empty {
 6323            IconButton::new("stop-generation", IconName::Stop)
 6324                .icon_color(Color::Error)
 6325                .style(ButtonStyle::Tinted(TintColor::Error))
 6326                .tooltip(move |_window, cx| {
 6327                    Tooltip::for_action("Stop Generation", &editor::actions::Cancel, cx)
 6328                })
 6329                .on_click(cx.listener(|this, _event, _, cx| this.cancel_generation(cx)))
 6330                .into_any_element()
 6331        } else {
 6332            IconButton::new("send-message", IconName::Send)
 6333                .style(ButtonStyle::Filled)
 6334                .map(|this| {
 6335                    if is_editor_empty && !is_generating {
 6336                        this.disabled(true).icon_color(Color::Muted)
 6337                    } else {
 6338                        this.icon_color(Color::Accent)
 6339                    }
 6340                })
 6341                .tooltip(move |_window, cx| {
 6342                    if is_editor_empty && !is_generating {
 6343                        Tooltip::for_action("Type to Send", &Chat, cx)
 6344                    } else if is_generating {
 6345                        let focus_handle = focus_handle.clone();
 6346
 6347                        Tooltip::element(move |_window, cx| {
 6348                            v_flex()
 6349                                .gap_1()
 6350                                .child(
 6351                                    h_flex()
 6352                                        .gap_2()
 6353                                        .justify_between()
 6354                                        .child(Label::new("Queue and Send"))
 6355                                        .child(KeyBinding::for_action_in(&Chat, &focus_handle, cx)),
 6356                                )
 6357                                .child(
 6358                                    h_flex()
 6359                                        .pt_1()
 6360                                        .gap_2()
 6361                                        .justify_between()
 6362                                        .border_t_1()
 6363                                        .border_color(cx.theme().colors().border_variant)
 6364                                        .child(Label::new("Send Immediately"))
 6365                                        .child(KeyBinding::for_action_in(
 6366                                            &SendImmediately,
 6367                                            &focus_handle,
 6368                                            cx,
 6369                                        )),
 6370                                )
 6371                                .into_any_element()
 6372                        })(_window, cx)
 6373                    } else {
 6374                        Tooltip::for_action("Send Message", &Chat, cx)
 6375                    }
 6376                })
 6377                .on_click(cx.listener(|this, _, window, cx| {
 6378                    this.send(window, cx);
 6379                }))
 6380                .into_any_element()
 6381        }
 6382    }
 6383
 6384    fn is_following(&self, cx: &App) -> bool {
 6385        match self.thread().map(|thread| thread.read(cx).status()) {
 6386            Some(ThreadStatus::Generating) => self
 6387                .workspace
 6388                .read_with(cx, |workspace, _| {
 6389                    workspace.is_being_followed(CollaboratorId::Agent)
 6390                })
 6391                .unwrap_or(false),
 6392            _ => self.should_be_following,
 6393        }
 6394    }
 6395
 6396    fn toggle_following(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 6397        let following = self.is_following(cx);
 6398
 6399        self.should_be_following = !following;
 6400        if self.thread().map(|thread| thread.read(cx).status()) == Some(ThreadStatus::Generating) {
 6401            self.workspace
 6402                .update(cx, |workspace, cx| {
 6403                    if following {
 6404                        workspace.unfollow(CollaboratorId::Agent, window, cx);
 6405                    } else {
 6406                        workspace.follow(CollaboratorId::Agent, window, cx);
 6407                    }
 6408                })
 6409                .ok();
 6410        }
 6411
 6412        telemetry::event!("Follow Agent Selected", following = !following);
 6413    }
 6414
 6415    fn render_follow_toggle(&self, cx: &mut Context<Self>) -> impl IntoElement {
 6416        let following = self.is_following(cx);
 6417
 6418        let tooltip_label = if following {
 6419            if self.agent.name() == "Zed Agent" {
 6420                format!("Stop Following the {}", self.agent.name())
 6421            } else {
 6422                format!("Stop Following {}", self.agent.name())
 6423            }
 6424        } else {
 6425            if self.agent.name() == "Zed Agent" {
 6426                format!("Follow the {}", self.agent.name())
 6427            } else {
 6428                format!("Follow {}", self.agent.name())
 6429            }
 6430        };
 6431
 6432        IconButton::new("follow-agent", IconName::Crosshair)
 6433            .icon_size(IconSize::Small)
 6434            .icon_color(Color::Muted)
 6435            .toggle_state(following)
 6436            .selected_icon_color(Some(Color::Custom(cx.theme().players().agent().cursor)))
 6437            .tooltip(move |_window, cx| {
 6438                if following {
 6439                    Tooltip::for_action(tooltip_label.clone(), &Follow, cx)
 6440                } else {
 6441                    Tooltip::with_meta(
 6442                        tooltip_label.clone(),
 6443                        Some(&Follow),
 6444                        "Track the agent's location as it reads and edits files.",
 6445                        cx,
 6446                    )
 6447                }
 6448            })
 6449            .on_click(cx.listener(move |this, _, window, cx| {
 6450                this.toggle_following(window, cx);
 6451            }))
 6452    }
 6453
 6454    fn render_add_context_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
 6455        let message_editor = self.message_editor.clone();
 6456        let menu_visible = message_editor.read(cx).is_completions_menu_visible(cx);
 6457
 6458        IconButton::new("add-context", IconName::AtSign)
 6459            .icon_size(IconSize::Small)
 6460            .icon_color(Color::Muted)
 6461            .when(!menu_visible, |this| {
 6462                this.tooltip(move |_window, cx| {
 6463                    Tooltip::with_meta("Add Context", None, "Or type @ to include context", cx)
 6464                })
 6465            })
 6466            .on_click(cx.listener(move |_this, _, window, cx| {
 6467                let message_editor_clone = message_editor.clone();
 6468
 6469                window.defer(cx, move |window, cx| {
 6470                    message_editor_clone.update(cx, |message_editor, cx| {
 6471                        message_editor.trigger_completion_menu(window, cx);
 6472                    });
 6473                });
 6474            }))
 6475    }
 6476
 6477    fn render_markdown(&self, markdown: Entity<Markdown>, style: MarkdownStyle) -> MarkdownElement {
 6478        let workspace = self.workspace.clone();
 6479        MarkdownElement::new(markdown, style).on_url_click(move |text, window, cx| {
 6480            Self::open_link(text, &workspace, window, cx);
 6481        })
 6482    }
 6483
 6484    fn open_link(
 6485        url: SharedString,
 6486        workspace: &WeakEntity<Workspace>,
 6487        window: &mut Window,
 6488        cx: &mut App,
 6489    ) {
 6490        let Some(workspace) = workspace.upgrade() else {
 6491            cx.open_url(&url);
 6492            return;
 6493        };
 6494
 6495        if let Some(mention) = MentionUri::parse(&url, workspace.read(cx).path_style(cx)).log_err()
 6496        {
 6497            workspace.update(cx, |workspace, cx| match mention {
 6498                MentionUri::File { abs_path } => {
 6499                    let project = workspace.project();
 6500                    let Some(path) =
 6501                        project.update(cx, |project, cx| project.find_project_path(abs_path, cx))
 6502                    else {
 6503                        return;
 6504                    };
 6505
 6506                    workspace
 6507                        .open_path(path, None, true, window, cx)
 6508                        .detach_and_log_err(cx);
 6509                }
 6510                MentionUri::PastedImage => {}
 6511                MentionUri::Directory { abs_path } => {
 6512                    let project = workspace.project();
 6513                    let Some(entry_id) = project.update(cx, |project, cx| {
 6514                        let path = project.find_project_path(abs_path, cx)?;
 6515                        project.entry_for_path(&path, cx).map(|entry| entry.id)
 6516                    }) else {
 6517                        return;
 6518                    };
 6519
 6520                    project.update(cx, |_, cx| {
 6521                        cx.emit(project::Event::RevealInProjectPanel(entry_id));
 6522                    });
 6523                }
 6524                MentionUri::Symbol {
 6525                    abs_path: path,
 6526                    line_range,
 6527                    ..
 6528                }
 6529                | MentionUri::Selection {
 6530                    abs_path: Some(path),
 6531                    line_range,
 6532                } => {
 6533                    let project = workspace.project();
 6534                    let Some(path) =
 6535                        project.update(cx, |project, cx| project.find_project_path(path, cx))
 6536                    else {
 6537                        return;
 6538                    };
 6539
 6540                    let item = workspace.open_path(path, None, true, window, cx);
 6541                    window
 6542                        .spawn(cx, async move |cx| {
 6543                            let Some(editor) = item.await?.downcast::<Editor>() else {
 6544                                return Ok(());
 6545                            };
 6546                            let range = Point::new(*line_range.start(), 0)
 6547                                ..Point::new(*line_range.start(), 0);
 6548                            editor
 6549                                .update_in(cx, |editor, window, cx| {
 6550                                    editor.change_selections(
 6551                                        SelectionEffects::scroll(Autoscroll::center()),
 6552                                        window,
 6553                                        cx,
 6554                                        |s| s.select_ranges(vec![range]),
 6555                                    );
 6556                                })
 6557                                .ok();
 6558                            anyhow::Ok(())
 6559                        })
 6560                        .detach_and_log_err(cx);
 6561                }
 6562                MentionUri::Selection { abs_path: None, .. } => {}
 6563                MentionUri::Thread { id, name } => {
 6564                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
 6565                        panel.update(cx, |panel, cx| {
 6566                            panel.load_agent_thread(
 6567                                AgentSessionInfo {
 6568                                    session_id: id,
 6569                                    cwd: None,
 6570                                    title: Some(name.into()),
 6571                                    updated_at: None,
 6572                                    meta: None,
 6573                                },
 6574                                window,
 6575                                cx,
 6576                            )
 6577                        });
 6578                    }
 6579                }
 6580                MentionUri::TextThread { path, .. } => {
 6581                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
 6582                        panel.update(cx, |panel, cx| {
 6583                            panel
 6584                                .open_saved_text_thread(path.as_path().into(), window, cx)
 6585                                .detach_and_log_err(cx);
 6586                        });
 6587                    }
 6588                }
 6589                MentionUri::Rule { id, .. } => {
 6590                    let PromptId::User { uuid } = id else {
 6591                        return;
 6592                    };
 6593                    window.dispatch_action(
 6594                        Box::new(OpenRulesLibrary {
 6595                            prompt_to_select: Some(uuid.0),
 6596                        }),
 6597                        cx,
 6598                    )
 6599                }
 6600                MentionUri::Fetch { url } => {
 6601                    cx.open_url(url.as_str());
 6602                }
 6603            })
 6604        } else {
 6605            cx.open_url(&url);
 6606        }
 6607    }
 6608
 6609    fn open_tool_call_location(
 6610        &self,
 6611        entry_ix: usize,
 6612        location_ix: usize,
 6613        window: &mut Window,
 6614        cx: &mut Context<Self>,
 6615    ) -> Option<()> {
 6616        let (tool_call_location, agent_location) = self
 6617            .thread()?
 6618            .read(cx)
 6619            .entries()
 6620            .get(entry_ix)?
 6621            .location(location_ix)?;
 6622
 6623        let project_path = self
 6624            .project
 6625            .read(cx)
 6626            .find_project_path(&tool_call_location.path, cx)?;
 6627
 6628        let open_task = self
 6629            .workspace
 6630            .update(cx, |workspace, cx| {
 6631                workspace.open_path(project_path, None, true, window, cx)
 6632            })
 6633            .log_err()?;
 6634        window
 6635            .spawn(cx, async move |cx| {
 6636                let item = open_task.await?;
 6637
 6638                let Some(active_editor) = item.downcast::<Editor>() else {
 6639                    return anyhow::Ok(());
 6640                };
 6641
 6642                active_editor.update_in(cx, |editor, window, cx| {
 6643                    let multibuffer = editor.buffer().read(cx);
 6644                    let buffer = multibuffer.as_singleton();
 6645                    if agent_location.buffer.upgrade() == buffer {
 6646                        let excerpt_id = multibuffer.excerpt_ids().first().cloned();
 6647                        let anchor =
 6648                            editor::Anchor::in_buffer(excerpt_id.unwrap(), agent_location.position);
 6649                        editor.change_selections(Default::default(), window, cx, |selections| {
 6650                            selections.select_anchor_ranges([anchor..anchor]);
 6651                        })
 6652                    } else {
 6653                        let row = tool_call_location.line.unwrap_or_default();
 6654                        editor.change_selections(Default::default(), window, cx, |selections| {
 6655                            selections.select_ranges([Point::new(row, 0)..Point::new(row, 0)]);
 6656                        })
 6657                    }
 6658                })?;
 6659
 6660                anyhow::Ok(())
 6661            })
 6662            .detach_and_log_err(cx);
 6663
 6664        None
 6665    }
 6666
 6667    pub fn open_thread_as_markdown(
 6668        &self,
 6669        workspace: Entity<Workspace>,
 6670        window: &mut Window,
 6671        cx: &mut App,
 6672    ) -> Task<Result<()>> {
 6673        let markdown_language_task = workspace
 6674            .read(cx)
 6675            .app_state()
 6676            .languages
 6677            .language_for_name("Markdown");
 6678
 6679        let (thread_title, markdown) = if let Some(thread) = self.thread() {
 6680            let thread = thread.read(cx);
 6681            (thread.title().to_string(), thread.to_markdown(cx))
 6682        } else {
 6683            return Task::ready(Ok(()));
 6684        };
 6685
 6686        let project = workspace.read(cx).project().clone();
 6687        window.spawn(cx, async move |cx| {
 6688            let markdown_language = markdown_language_task.await?;
 6689
 6690            let buffer = project
 6691                .update(cx, |project, cx| {
 6692                    project.create_buffer(Some(markdown_language), false, cx)
 6693                })
 6694                .await?;
 6695
 6696            buffer.update(cx, |buffer, cx| {
 6697                buffer.set_text(markdown, cx);
 6698                buffer.set_capability(language::Capability::ReadWrite, cx);
 6699            });
 6700
 6701            workspace.update_in(cx, |workspace, window, cx| {
 6702                let buffer = cx
 6703                    .new(|cx| MultiBuffer::singleton(buffer, cx).with_title(thread_title.clone()));
 6704
 6705                workspace.add_item_to_active_pane(
 6706                    Box::new(cx.new(|cx| {
 6707                        let mut editor =
 6708                            Editor::for_multibuffer(buffer, Some(project.clone()), window, cx);
 6709                        editor.set_breadcrumb_header(thread_title);
 6710                        editor
 6711                    })),
 6712                    None,
 6713                    true,
 6714                    window,
 6715                    cx,
 6716                );
 6717            })?;
 6718            anyhow::Ok(())
 6719        })
 6720    }
 6721
 6722    fn scroll_to_top(&mut self, cx: &mut Context<Self>) {
 6723        self.list_state.scroll_to(ListOffset::default());
 6724        cx.notify();
 6725    }
 6726
 6727    fn scroll_to_most_recent_user_prompt(&mut self, cx: &mut Context<Self>) {
 6728        let Some(thread) = self.thread() else {
 6729            return;
 6730        };
 6731
 6732        let entries = thread.read(cx).entries();
 6733        if entries.is_empty() {
 6734            return;
 6735        }
 6736
 6737        // Find the most recent user message and scroll it to the top of the viewport.
 6738        // (Fallback: if no user message exists, scroll to the bottom.)
 6739        if let Some(ix) = entries
 6740            .iter()
 6741            .rposition(|entry| matches!(entry, AgentThreadEntry::UserMessage(_)))
 6742        {
 6743            self.list_state.scroll_to(ListOffset {
 6744                item_ix: ix,
 6745                offset_in_item: px(0.0),
 6746            });
 6747            cx.notify();
 6748        } else {
 6749            self.scroll_to_bottom(cx);
 6750        }
 6751    }
 6752
 6753    pub fn scroll_to_bottom(&mut self, cx: &mut Context<Self>) {
 6754        if let Some(thread) = self.thread() {
 6755            let entry_count = thread.read(cx).entries().len();
 6756            self.list_state.reset(entry_count);
 6757            cx.notify();
 6758        }
 6759    }
 6760
 6761    fn notify_with_sound(
 6762        &mut self,
 6763        caption: impl Into<SharedString>,
 6764        icon: IconName,
 6765        window: &mut Window,
 6766        cx: &mut Context<Self>,
 6767    ) {
 6768        self.play_notification_sound(window, cx);
 6769        self.show_notification(caption, icon, window, cx);
 6770    }
 6771
 6772    fn play_notification_sound(&self, window: &Window, cx: &mut App) {
 6773        let settings = AgentSettings::get_global(cx);
 6774        if settings.play_sound_when_agent_done && !window.is_window_active() {
 6775            Audio::play_sound(Sound::AgentDone, cx);
 6776        }
 6777    }
 6778
 6779    fn show_notification(
 6780        &mut self,
 6781        caption: impl Into<SharedString>,
 6782        icon: IconName,
 6783        window: &mut Window,
 6784        cx: &mut Context<Self>,
 6785    ) {
 6786        if !self.notifications.is_empty() {
 6787            return;
 6788        }
 6789
 6790        let settings = AgentSettings::get_global(cx);
 6791
 6792        let window_is_inactive = !window.is_window_active();
 6793        let panel_is_hidden = self
 6794            .workspace
 6795            .upgrade()
 6796            .map(|workspace| AgentPanel::is_hidden(&workspace, cx))
 6797            .unwrap_or(true);
 6798
 6799        let should_notify = window_is_inactive || panel_is_hidden;
 6800
 6801        if !should_notify {
 6802            return;
 6803        }
 6804
 6805        // TODO: Change this once we have title summarization for external agents.
 6806        let title = self.agent.name();
 6807
 6808        match settings.notify_when_agent_waiting {
 6809            NotifyWhenAgentWaiting::PrimaryScreen => {
 6810                if let Some(primary) = cx.primary_display() {
 6811                    self.pop_up(icon, caption.into(), title, window, primary, cx);
 6812                }
 6813            }
 6814            NotifyWhenAgentWaiting::AllScreens => {
 6815                let caption = caption.into();
 6816                for screen in cx.displays() {
 6817                    self.pop_up(icon, caption.clone(), title.clone(), window, screen, cx);
 6818                }
 6819            }
 6820            NotifyWhenAgentWaiting::Never => {
 6821                // Don't show anything
 6822            }
 6823        }
 6824    }
 6825
 6826    fn pop_up(
 6827        &mut self,
 6828        icon: IconName,
 6829        caption: SharedString,
 6830        title: SharedString,
 6831        window: &mut Window,
 6832        screen: Rc<dyn PlatformDisplay>,
 6833        cx: &mut Context<Self>,
 6834    ) {
 6835        let options = AgentNotification::window_options(screen, cx);
 6836
 6837        let project_name = self.workspace.upgrade().and_then(|workspace| {
 6838            workspace
 6839                .read(cx)
 6840                .project()
 6841                .read(cx)
 6842                .visible_worktrees(cx)
 6843                .next()
 6844                .map(|worktree| worktree.read(cx).root_name_str().to_string())
 6845        });
 6846
 6847        if let Some(screen_window) = cx
 6848            .open_window(options, |_window, cx| {
 6849                cx.new(|_cx| {
 6850                    AgentNotification::new(title.clone(), caption.clone(), icon, project_name)
 6851                })
 6852            })
 6853            .log_err()
 6854            && let Some(pop_up) = screen_window.entity(cx).log_err()
 6855        {
 6856            self.notification_subscriptions
 6857                .entry(screen_window)
 6858                .or_insert_with(Vec::new)
 6859                .push(cx.subscribe_in(&pop_up, window, {
 6860                    |this, _, event, window, cx| match event {
 6861                        AgentNotificationEvent::Accepted => {
 6862                            let handle = window.window_handle();
 6863                            cx.activate(true);
 6864
 6865                            let workspace_handle = this.workspace.clone();
 6866
 6867                            // If there are multiple Zed windows, activate the correct one.
 6868                            cx.defer(move |cx| {
 6869                                handle
 6870                                    .update(cx, |_view, window, _cx| {
 6871                                        window.activate_window();
 6872
 6873                                        if let Some(workspace) = workspace_handle.upgrade() {
 6874                                            workspace.update(_cx, |workspace, cx| {
 6875                                                workspace.focus_panel::<AgentPanel>(window, cx);
 6876                                            });
 6877                                        }
 6878                                    })
 6879                                    .log_err();
 6880                            });
 6881
 6882                            this.dismiss_notifications(cx);
 6883                        }
 6884                        AgentNotificationEvent::Dismissed => {
 6885                            this.dismiss_notifications(cx);
 6886                        }
 6887                    }
 6888                }));
 6889
 6890            self.notifications.push(screen_window);
 6891
 6892            // If the user manually refocuses the original window, dismiss the popup.
 6893            self.notification_subscriptions
 6894                .entry(screen_window)
 6895                .or_insert_with(Vec::new)
 6896                .push({
 6897                    let pop_up_weak = pop_up.downgrade();
 6898
 6899                    cx.observe_window_activation(window, move |_, window, cx| {
 6900                        if window.is_window_active()
 6901                            && let Some(pop_up) = pop_up_weak.upgrade()
 6902                        {
 6903                            pop_up.update(cx, |_, cx| {
 6904                                cx.emit(AgentNotificationEvent::Dismissed);
 6905                            });
 6906                        }
 6907                    })
 6908                });
 6909        }
 6910    }
 6911
 6912    fn dismiss_notifications(&mut self, cx: &mut Context<Self>) {
 6913        for window in self.notifications.drain(..) {
 6914            window
 6915                .update(cx, |_, window, _| {
 6916                    window.remove_window();
 6917                })
 6918                .ok();
 6919
 6920            self.notification_subscriptions.remove(&window);
 6921        }
 6922    }
 6923
 6924    fn render_generating(&self, confirmation: bool, cx: &App) -> impl IntoElement {
 6925        let show_stats = AgentSettings::get_global(cx).show_turn_stats;
 6926        let elapsed_label = show_stats
 6927            .then(|| {
 6928                self.turn_started_at.and_then(|started_at| {
 6929                    let elapsed = started_at.elapsed();
 6930                    (elapsed > STOPWATCH_THRESHOLD).then(|| duration_alt_display(elapsed))
 6931                })
 6932            })
 6933            .flatten();
 6934
 6935        let is_waiting = confirmation
 6936            || self
 6937                .thread()
 6938                .is_some_and(|thread| thread.read(cx).has_in_progress_tool_calls());
 6939
 6940        let turn_tokens_label = elapsed_label
 6941            .is_some()
 6942            .then(|| {
 6943                self.turn_tokens
 6944                    .filter(|&tokens| tokens > TOKEN_THRESHOLD)
 6945                    .map(|tokens| crate::text_thread_editor::humanize_token_count(tokens))
 6946            })
 6947            .flatten();
 6948
 6949        let arrow_icon = if is_waiting {
 6950            IconName::ArrowUp
 6951        } else {
 6952            IconName::ArrowDown
 6953        };
 6954
 6955        h_flex()
 6956            .id("generating-spinner")
 6957            .py_2()
 6958            .px(rems_from_px(22.))
 6959            .gap_2()
 6960            .map(|this| {
 6961                if confirmation {
 6962                    this.child(
 6963                        h_flex()
 6964                            .w_2()
 6965                            .child(SpinnerLabel::sand().size(LabelSize::Small)),
 6966                    )
 6967                    .child(
 6968                        div().min_w(rems(8.)).child(
 6969                            LoadingLabel::new("Waiting Confirmation")
 6970                                .size(LabelSize::Small)
 6971                                .color(Color::Muted),
 6972                        ),
 6973                    )
 6974                } else {
 6975                    this.child(SpinnerLabel::new().size(LabelSize::Small))
 6976                }
 6977            })
 6978            .when_some(elapsed_label, |this, elapsed| {
 6979                this.child(
 6980                    Label::new(elapsed)
 6981                        .size(LabelSize::Small)
 6982                        .color(Color::Muted),
 6983                )
 6984            })
 6985            .when_some(turn_tokens_label, |this, tokens| {
 6986                this.child(
 6987                    h_flex()
 6988                        .gap_0p5()
 6989                        .child(
 6990                            Icon::new(arrow_icon)
 6991                                .size(IconSize::XSmall)
 6992                                .color(Color::Muted),
 6993                        )
 6994                        .child(
 6995                            Label::new(format!("{} tokens", tokens))
 6996                                .size(LabelSize::Small)
 6997                                .color(Color::Muted),
 6998                        ),
 6999                )
 7000            })
 7001            .into_any_element()
 7002    }
 7003
 7004    fn render_thread_controls(
 7005        &self,
 7006        thread: &Entity<AcpThread>,
 7007        cx: &Context<Self>,
 7008    ) -> impl IntoElement {
 7009        let is_generating = matches!(thread.read(cx).status(), ThreadStatus::Generating);
 7010        if is_generating {
 7011            return self.render_generating(false, cx).into_any_element();
 7012        }
 7013
 7014        let open_as_markdown = IconButton::new("open-as-markdown", IconName::FileMarkdown)
 7015            .shape(ui::IconButtonShape::Square)
 7016            .icon_size(IconSize::Small)
 7017            .icon_color(Color::Ignored)
 7018            .tooltip(Tooltip::text("Open Thread as Markdown"))
 7019            .on_click(cx.listener(move |this, _, window, cx| {
 7020                if let Some(workspace) = this.workspace.upgrade() {
 7021                    this.open_thread_as_markdown(workspace, window, cx)
 7022                        .detach_and_log_err(cx);
 7023                }
 7024            }));
 7025
 7026        let scroll_to_recent_user_prompt =
 7027            IconButton::new("scroll_to_recent_user_prompt", IconName::ForwardArrow)
 7028                .shape(ui::IconButtonShape::Square)
 7029                .icon_size(IconSize::Small)
 7030                .icon_color(Color::Ignored)
 7031                .tooltip(Tooltip::text("Scroll To Most Recent User Prompt"))
 7032                .on_click(cx.listener(move |this, _, _, cx| {
 7033                    this.scroll_to_most_recent_user_prompt(cx);
 7034                }));
 7035
 7036        let scroll_to_top = IconButton::new("scroll_to_top", IconName::ArrowUp)
 7037            .shape(ui::IconButtonShape::Square)
 7038            .icon_size(IconSize::Small)
 7039            .icon_color(Color::Ignored)
 7040            .tooltip(Tooltip::text("Scroll To Top"))
 7041            .on_click(cx.listener(move |this, _, _, cx| {
 7042                this.scroll_to_top(cx);
 7043            }));
 7044
 7045        let show_stats = AgentSettings::get_global(cx).show_turn_stats;
 7046        let last_turn_clock = show_stats
 7047            .then(|| {
 7048                self.last_turn_duration
 7049                    .filter(|&duration| duration > STOPWATCH_THRESHOLD)
 7050                    .map(|duration| {
 7051                        Label::new(duration_alt_display(duration))
 7052                            .size(LabelSize::Small)
 7053                            .color(Color::Muted)
 7054                    })
 7055            })
 7056            .flatten();
 7057
 7058        let last_turn_tokens = last_turn_clock
 7059            .is_some()
 7060            .then(|| {
 7061                self.last_turn_tokens
 7062                    .filter(|&tokens| tokens > TOKEN_THRESHOLD)
 7063                    .map(|tokens| {
 7064                        Label::new(format!(
 7065                            "{} tokens",
 7066                            crate::text_thread_editor::humanize_token_count(tokens)
 7067                        ))
 7068                        .size(LabelSize::Small)
 7069                        .color(Color::Muted)
 7070                    })
 7071            })
 7072            .flatten();
 7073
 7074        let mut container = h_flex()
 7075            .w_full()
 7076            .py_2()
 7077            .px_5()
 7078            .gap_px()
 7079            .opacity(0.6)
 7080            .hover(|s| s.opacity(1.))
 7081            .justify_end()
 7082            .when(
 7083                last_turn_tokens.is_some() || last_turn_clock.is_some(),
 7084                |this| {
 7085                    this.child(
 7086                        h_flex()
 7087                            .gap_1()
 7088                            .px_1()
 7089                            .when_some(last_turn_tokens, |this, label| this.child(label))
 7090                            .when_some(last_turn_clock, |this, label| this.child(label)),
 7091                    )
 7092                },
 7093            );
 7094
 7095        if AgentSettings::get_global(cx).enable_feedback
 7096            && self
 7097                .thread()
 7098                .is_some_and(|thread| thread.read(cx).connection().telemetry().is_some())
 7099        {
 7100            let feedback = self.thread_feedback.feedback;
 7101
 7102            let tooltip_meta = || {
 7103                SharedString::new(
 7104                    "Rating the thread sends all of your current conversation to the Zed team.",
 7105                )
 7106            };
 7107
 7108            container = container
 7109                .child(
 7110                    IconButton::new("feedback-thumbs-up", IconName::ThumbsUp)
 7111                        .shape(ui::IconButtonShape::Square)
 7112                        .icon_size(IconSize::Small)
 7113                        .icon_color(match feedback {
 7114                            Some(ThreadFeedback::Positive) => Color::Accent,
 7115                            _ => Color::Ignored,
 7116                        })
 7117                        .tooltip(move |window, cx| match feedback {
 7118                            Some(ThreadFeedback::Positive) => {
 7119                                Tooltip::text("Thanks for your feedback!")(window, cx)
 7120                            }
 7121                            _ => Tooltip::with_meta("Helpful Response", None, tooltip_meta(), cx),
 7122                        })
 7123                        .on_click(cx.listener(move |this, _, window, cx| {
 7124                            this.handle_feedback_click(ThreadFeedback::Positive, window, cx);
 7125                        })),
 7126                )
 7127                .child(
 7128                    IconButton::new("feedback-thumbs-down", IconName::ThumbsDown)
 7129                        .shape(ui::IconButtonShape::Square)
 7130                        .icon_size(IconSize::Small)
 7131                        .icon_color(match feedback {
 7132                            Some(ThreadFeedback::Negative) => Color::Accent,
 7133                            _ => Color::Ignored,
 7134                        })
 7135                        .tooltip(move |window, cx| match feedback {
 7136                            Some(ThreadFeedback::Negative) => {
 7137                                Tooltip::text(
 7138                                    "We appreciate your feedback and will use it to improve in the future.",
 7139                                )(window, cx)
 7140                            }
 7141                            _ => {
 7142                                Tooltip::with_meta("Not Helpful Response", None, tooltip_meta(), cx)
 7143                            }
 7144                        })
 7145                        .on_click(cx.listener(move |this, _, window, cx| {
 7146                            this.handle_feedback_click(ThreadFeedback::Negative, window, cx);
 7147                        })),
 7148                );
 7149        }
 7150
 7151        if cx.has_flag::<AgentSharingFeatureFlag>()
 7152            && self.is_imported_thread(cx)
 7153            && self
 7154                .project
 7155                .read(cx)
 7156                .client()
 7157                .status()
 7158                .borrow()
 7159                .is_connected()
 7160        {
 7161            let sync_button = IconButton::new("sync-thread", IconName::ArrowCircle)
 7162                .shape(ui::IconButtonShape::Square)
 7163                .icon_size(IconSize::Small)
 7164                .icon_color(Color::Ignored)
 7165                .tooltip(Tooltip::text("Sync with source thread"))
 7166                .on_click(cx.listener(move |this, _, window, cx| {
 7167                    this.sync_thread(window, cx);
 7168                }));
 7169
 7170            container = container.child(sync_button);
 7171        }
 7172
 7173        if cx.has_flag::<AgentSharingFeatureFlag>() && !self.is_imported_thread(cx) {
 7174            let share_button = IconButton::new("share-thread", IconName::ArrowUpRight)
 7175                .shape(ui::IconButtonShape::Square)
 7176                .icon_size(IconSize::Small)
 7177                .icon_color(Color::Ignored)
 7178                .tooltip(Tooltip::text("Share Thread"))
 7179                .on_click(cx.listener(move |this, _, window, cx| {
 7180                    this.share_thread(window, cx);
 7181                }));
 7182
 7183            container = container.child(share_button);
 7184        }
 7185
 7186        container
 7187            .child(open_as_markdown)
 7188            .child(scroll_to_recent_user_prompt)
 7189            .child(scroll_to_top)
 7190            .into_any_element()
 7191    }
 7192
 7193    fn render_feedback_feedback_editor(editor: Entity<Editor>, cx: &Context<Self>) -> Div {
 7194        h_flex()
 7195            .key_context("AgentFeedbackMessageEditor")
 7196            .on_action(cx.listener(move |this, _: &menu::Cancel, _, cx| {
 7197                this.thread_feedback.dismiss_comments();
 7198                cx.notify();
 7199            }))
 7200            .on_action(cx.listener(move |this, _: &menu::Confirm, _window, cx| {
 7201                this.submit_feedback_message(cx);
 7202            }))
 7203            .p_2()
 7204            .mb_2()
 7205            .mx_5()
 7206            .gap_1()
 7207            .rounded_md()
 7208            .border_1()
 7209            .border_color(cx.theme().colors().border)
 7210            .bg(cx.theme().colors().editor_background)
 7211            .child(div().w_full().child(editor))
 7212            .child(
 7213                h_flex()
 7214                    .child(
 7215                        IconButton::new("dismiss-feedback-message", IconName::Close)
 7216                            .icon_color(Color::Error)
 7217                            .icon_size(IconSize::XSmall)
 7218                            .shape(ui::IconButtonShape::Square)
 7219                            .on_click(cx.listener(move |this, _, _window, cx| {
 7220                                this.thread_feedback.dismiss_comments();
 7221                                cx.notify();
 7222                            })),
 7223                    )
 7224                    .child(
 7225                        IconButton::new("submit-feedback-message", IconName::Return)
 7226                            .icon_size(IconSize::XSmall)
 7227                            .shape(ui::IconButtonShape::Square)
 7228                            .on_click(cx.listener(move |this, _, _window, cx| {
 7229                                this.submit_feedback_message(cx);
 7230                            })),
 7231                    ),
 7232            )
 7233    }
 7234
 7235    fn handle_feedback_click(
 7236        &mut self,
 7237        feedback: ThreadFeedback,
 7238        window: &mut Window,
 7239        cx: &mut Context<Self>,
 7240    ) {
 7241        let Some(thread) = self.thread().cloned() else {
 7242            return;
 7243        };
 7244
 7245        self.thread_feedback.submit(thread, feedback, window, cx);
 7246        cx.notify();
 7247    }
 7248
 7249    fn submit_feedback_message(&mut self, cx: &mut Context<Self>) {
 7250        let Some(thread) = self.thread().cloned() else {
 7251            return;
 7252        };
 7253
 7254        self.thread_feedback.submit_comments(thread, cx);
 7255        cx.notify();
 7256    }
 7257
 7258    fn render_token_limit_callout(&self, cx: &mut Context<Self>) -> Option<Callout> {
 7259        if self.token_limit_callout_dismissed {
 7260            return None;
 7261        }
 7262
 7263        let token_usage = self.thread()?.read(cx).token_usage()?;
 7264        let ratio = token_usage.ratio();
 7265
 7266        let (severity, icon, title) = match ratio {
 7267            acp_thread::TokenUsageRatio::Normal => return None,
 7268            acp_thread::TokenUsageRatio::Warning => (
 7269                Severity::Warning,
 7270                IconName::Warning,
 7271                "Thread reaching the token limit soon",
 7272            ),
 7273            acp_thread::TokenUsageRatio::Exceeded => (
 7274                Severity::Error,
 7275                IconName::XCircle,
 7276                "Thread reached the token limit",
 7277            ),
 7278        };
 7279
 7280        let description = "To continue, start a new thread from a summary.";
 7281
 7282        Some(
 7283            Callout::new()
 7284                .severity(severity)
 7285                .icon(icon)
 7286                .title(title)
 7287                .description(description)
 7288                .actions_slot(
 7289                    h_flex().gap_0p5().child(
 7290                        Button::new("start-new-thread", "Start New Thread")
 7291                            .label_size(LabelSize::Small)
 7292                            .on_click(cx.listener(|this, _, window, cx| {
 7293                                let Some(thread) = this.thread() else {
 7294                                    return;
 7295                                };
 7296                                let session_id = thread.read(cx).session_id().clone();
 7297                                window.dispatch_action(
 7298                                    crate::NewNativeAgentThreadFromSummary {
 7299                                        from_session_id: session_id,
 7300                                    }
 7301                                    .boxed_clone(),
 7302                                    cx,
 7303                                );
 7304                            })),
 7305                    ),
 7306                )
 7307                .dismiss_action(self.dismiss_error_button(cx)),
 7308        )
 7309    }
 7310
 7311    fn agent_ui_font_size_changed(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
 7312        self.entry_view_state.update(cx, |entry_view_state, cx| {
 7313            entry_view_state.agent_ui_font_size_changed(cx);
 7314        });
 7315    }
 7316
 7317    pub(crate) fn insert_dragged_files(
 7318        &self,
 7319        paths: Vec<project::ProjectPath>,
 7320        added_worktrees: Vec<Entity<project::Worktree>>,
 7321        window: &mut Window,
 7322        cx: &mut Context<Self>,
 7323    ) {
 7324        self.message_editor.update(cx, |message_editor, cx| {
 7325            message_editor.insert_dragged_files(paths, added_worktrees, window, cx);
 7326        })
 7327    }
 7328
 7329    /// Inserts the selected text into the message editor or the message being
 7330    /// edited, if any.
 7331    pub(crate) fn insert_selections(&self, window: &mut Window, cx: &mut Context<Self>) {
 7332        self.active_editor(cx).update(cx, |editor, cx| {
 7333            editor.insert_selections(window, cx);
 7334        });
 7335    }
 7336
 7337    /// Inserts code snippets as creases into the message editor.
 7338    pub(crate) fn insert_code_crease(
 7339        &self,
 7340        creases: Vec<(String, String)>,
 7341        window: &mut Window,
 7342        cx: &mut Context<Self>,
 7343    ) {
 7344        self.message_editor.update(cx, |message_editor, cx| {
 7345            message_editor.insert_code_creases(creases, window, cx);
 7346        });
 7347    }
 7348
 7349    fn render_thread_retry_status_callout(
 7350        &self,
 7351        _window: &mut Window,
 7352        _cx: &mut Context<Self>,
 7353    ) -> Option<Callout> {
 7354        let state = self.thread_retry_status.as_ref()?;
 7355
 7356        let next_attempt_in = state
 7357            .duration
 7358            .saturating_sub(Instant::now().saturating_duration_since(state.started_at));
 7359        if next_attempt_in.is_zero() {
 7360            return None;
 7361        }
 7362
 7363        let next_attempt_in_secs = next_attempt_in.as_secs() + 1;
 7364
 7365        let retry_message = if state.max_attempts == 1 {
 7366            if next_attempt_in_secs == 1 {
 7367                "Retrying. Next attempt in 1 second.".to_string()
 7368            } else {
 7369                format!("Retrying. Next attempt in {next_attempt_in_secs} seconds.")
 7370            }
 7371        } else if next_attempt_in_secs == 1 {
 7372            format!(
 7373                "Retrying. Next attempt in 1 second (Attempt {} of {}).",
 7374                state.attempt, state.max_attempts,
 7375            )
 7376        } else {
 7377            format!(
 7378                "Retrying. Next attempt in {next_attempt_in_secs} seconds (Attempt {} of {}).",
 7379                state.attempt, state.max_attempts,
 7380            )
 7381        };
 7382
 7383        Some(
 7384            Callout::new()
 7385                .severity(Severity::Warning)
 7386                .title(state.last_error.clone())
 7387                .description(retry_message),
 7388        )
 7389    }
 7390
 7391    fn render_codex_windows_warning(&self, cx: &mut Context<Self>) -> Callout {
 7392        Callout::new()
 7393            .icon(IconName::Warning)
 7394            .severity(Severity::Warning)
 7395            .title("Codex on Windows")
 7396            .description("For best performance, run Codex in Windows Subsystem for Linux (WSL2)")
 7397            .actions_slot(
 7398                Button::new("open-wsl-modal", "Open in WSL")
 7399                    .icon_size(IconSize::Small)
 7400                    .icon_color(Color::Muted)
 7401                    .on_click(cx.listener({
 7402                        move |_, _, _window, cx| {
 7403                            #[cfg(windows)]
 7404                            _window.dispatch_action(
 7405                                zed_actions::wsl_actions::OpenWsl::default().boxed_clone(),
 7406                                cx,
 7407                            );
 7408                            cx.notify();
 7409                        }
 7410                    })),
 7411            )
 7412            .dismiss_action(
 7413                IconButton::new("dismiss", IconName::Close)
 7414                    .icon_size(IconSize::Small)
 7415                    .icon_color(Color::Muted)
 7416                    .tooltip(Tooltip::text("Dismiss Warning"))
 7417                    .on_click(cx.listener({
 7418                        move |this, _, _, cx| {
 7419                            this.show_codex_windows_warning = false;
 7420                            cx.notify();
 7421                        }
 7422                    })),
 7423            )
 7424    }
 7425
 7426    fn render_thread_error(&mut self, window: &mut Window, cx: &mut Context<Self>) -> Option<Div> {
 7427        let content = match self.thread_error.as_ref()? {
 7428            ThreadError::Other(error) => self.render_any_thread_error(error.clone(), window, cx),
 7429            ThreadError::Refusal => self.render_refusal_error(cx),
 7430            ThreadError::AuthenticationRequired(error) => {
 7431                self.render_authentication_required_error(error.clone(), cx)
 7432            }
 7433            ThreadError::PaymentRequired => self.render_payment_required_error(cx),
 7434        };
 7435
 7436        Some(div().child(content))
 7437    }
 7438
 7439    fn render_new_version_callout(&self, version: &SharedString, cx: &mut Context<Self>) -> Div {
 7440        v_flex().w_full().justify_end().child(
 7441            h_flex()
 7442                .p_2()
 7443                .pr_3()
 7444                .w_full()
 7445                .gap_1p5()
 7446                .border_t_1()
 7447                .border_color(cx.theme().colors().border)
 7448                .bg(cx.theme().colors().element_background)
 7449                .child(
 7450                    h_flex()
 7451                        .flex_1()
 7452                        .gap_1p5()
 7453                        .child(
 7454                            Icon::new(IconName::Download)
 7455                                .color(Color::Accent)
 7456                                .size(IconSize::Small),
 7457                        )
 7458                        .child(Label::new("New version available").size(LabelSize::Small)),
 7459                )
 7460                .child(
 7461                    Button::new("update-button", format!("Update to v{}", version))
 7462                        .label_size(LabelSize::Small)
 7463                        .style(ButtonStyle::Tinted(TintColor::Accent))
 7464                        .on_click(cx.listener(|this, _, window, cx| {
 7465                            this.reset(window, cx);
 7466                        })),
 7467                ),
 7468        )
 7469    }
 7470
 7471    fn current_mode_id(&self, cx: &App) -> Option<Arc<str>> {
 7472        if let Some(thread) = self.as_native_thread(cx) {
 7473            Some(thread.read(cx).profile().0.clone())
 7474        } else if let Some(mode_selector) = self.mode_selector() {
 7475            Some(mode_selector.read(cx).mode().0)
 7476        } else {
 7477            None
 7478        }
 7479    }
 7480
 7481    fn current_model_id(&self, cx: &App) -> Option<String> {
 7482        self.model_selector
 7483            .as_ref()
 7484            .and_then(|selector| selector.read(cx).active_model(cx).map(|m| m.id.to_string()))
 7485    }
 7486
 7487    fn current_model_name(&self, cx: &App) -> SharedString {
 7488        // For native agent (Zed Agent), use the specific model name (e.g., "Claude 3.5 Sonnet")
 7489        // For ACP agents, use the agent name (e.g., "Claude Code", "Gemini CLI")
 7490        // This provides better clarity about what refused the request
 7491        if self.as_native_connection(cx).is_some() {
 7492            self.model_selector
 7493                .as_ref()
 7494                .and_then(|selector| selector.read(cx).active_model(cx))
 7495                .map(|model| model.name.clone())
 7496                .unwrap_or_else(|| SharedString::from("The model"))
 7497        } else {
 7498            // ACP agent - use the agent name (e.g., "Claude Code", "Gemini CLI")
 7499            self.agent.name()
 7500        }
 7501    }
 7502
 7503    fn render_refusal_error(&self, cx: &mut Context<'_, Self>) -> Callout {
 7504        let model_or_agent_name = self.current_model_name(cx);
 7505        let refusal_message = format!(
 7506            "{} 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.",
 7507            model_or_agent_name
 7508        );
 7509
 7510        Callout::new()
 7511            .severity(Severity::Error)
 7512            .title("Request Refused")
 7513            .icon(IconName::XCircle)
 7514            .description(refusal_message.clone())
 7515            .actions_slot(self.create_copy_button(&refusal_message))
 7516            .dismiss_action(self.dismiss_error_button(cx))
 7517    }
 7518
 7519    fn render_any_thread_error(
 7520        &mut self,
 7521        error: SharedString,
 7522        window: &mut Window,
 7523        cx: &mut Context<'_, Self>,
 7524    ) -> Callout {
 7525        let can_resume = self
 7526            .thread()
 7527            .map_or(false, |thread| thread.read(cx).can_resume(cx));
 7528
 7529        let markdown = if let Some(markdown) = &self.thread_error_markdown {
 7530            markdown.clone()
 7531        } else {
 7532            let markdown = cx.new(|cx| Markdown::new(error.clone(), None, None, cx));
 7533            self.thread_error_markdown = Some(markdown.clone());
 7534            markdown
 7535        };
 7536
 7537        let markdown_style = default_markdown_style(false, true, window, cx);
 7538        let description = self
 7539            .render_markdown(markdown, markdown_style)
 7540            .into_any_element();
 7541
 7542        Callout::new()
 7543            .severity(Severity::Error)
 7544            .icon(IconName::XCircle)
 7545            .title("An Error Happened")
 7546            .description_slot(description)
 7547            .actions_slot(
 7548                h_flex()
 7549                    .gap_0p5()
 7550                    .when(can_resume, |this| {
 7551                        this.child(
 7552                            IconButton::new("retry", IconName::RotateCw)
 7553                                .icon_size(IconSize::Small)
 7554                                .tooltip(Tooltip::text("Retry Generation"))
 7555                                .on_click(cx.listener(|this, _, _window, cx| {
 7556                                    this.resume_chat(cx);
 7557                                })),
 7558                        )
 7559                    })
 7560                    .child(self.create_copy_button(error.to_string())),
 7561            )
 7562            .dismiss_action(self.dismiss_error_button(cx))
 7563    }
 7564
 7565    fn render_payment_required_error(&self, cx: &mut Context<Self>) -> Callout {
 7566        const ERROR_MESSAGE: &str =
 7567            "You reached your free usage limit. Upgrade to Zed Pro for more prompts.";
 7568
 7569        Callout::new()
 7570            .severity(Severity::Error)
 7571            .icon(IconName::XCircle)
 7572            .title("Free Usage Exceeded")
 7573            .description(ERROR_MESSAGE)
 7574            .actions_slot(
 7575                h_flex()
 7576                    .gap_0p5()
 7577                    .child(self.upgrade_button(cx))
 7578                    .child(self.create_copy_button(ERROR_MESSAGE)),
 7579            )
 7580            .dismiss_action(self.dismiss_error_button(cx))
 7581    }
 7582
 7583    fn render_authentication_required_error(
 7584        &self,
 7585        error: SharedString,
 7586        cx: &mut Context<Self>,
 7587    ) -> Callout {
 7588        Callout::new()
 7589            .severity(Severity::Error)
 7590            .title("Authentication Required")
 7591            .icon(IconName::XCircle)
 7592            .description(error.clone())
 7593            .actions_slot(
 7594                h_flex()
 7595                    .gap_0p5()
 7596                    .child(self.authenticate_button(cx))
 7597                    .child(self.create_copy_button(error)),
 7598            )
 7599            .dismiss_action(self.dismiss_error_button(cx))
 7600    }
 7601
 7602    fn create_copy_button(&self, message: impl Into<String>) -> impl IntoElement {
 7603        let message = message.into();
 7604
 7605        CopyButton::new(message).tooltip_label("Copy Error Message")
 7606    }
 7607
 7608    fn dismiss_error_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
 7609        IconButton::new("dismiss", IconName::Close)
 7610            .icon_size(IconSize::Small)
 7611            .tooltip(Tooltip::text("Dismiss"))
 7612            .on_click(cx.listener({
 7613                move |this, _, _, cx| {
 7614                    this.clear_thread_error(cx);
 7615                    cx.notify();
 7616                }
 7617            }))
 7618    }
 7619
 7620    fn authenticate_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
 7621        Button::new("authenticate", "Authenticate")
 7622            .label_size(LabelSize::Small)
 7623            .style(ButtonStyle::Filled)
 7624            .on_click(cx.listener({
 7625                move |this, _, window, cx| {
 7626                    let agent = this.agent.clone();
 7627                    let ThreadState::Ready { thread, .. } = &this.thread_state else {
 7628                        return;
 7629                    };
 7630
 7631                    let connection = thread.read(cx).connection().clone();
 7632                    this.clear_thread_error(cx);
 7633                    if let Some(message) = this.in_flight_prompt.take() {
 7634                        this.message_editor.update(cx, |editor, cx| {
 7635                            editor.set_message(message, window, cx);
 7636                        });
 7637                    }
 7638                    let this = cx.weak_entity();
 7639                    window.defer(cx, |window, cx| {
 7640                        Self::handle_auth_required(
 7641                            this,
 7642                            AuthRequired::new(),
 7643                            agent,
 7644                            connection,
 7645                            window,
 7646                            cx,
 7647                        );
 7648                    })
 7649                }
 7650            }))
 7651    }
 7652
 7653    pub(crate) fn reauthenticate(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 7654        let agent = self.agent.clone();
 7655        let ThreadState::Ready { thread, .. } = &self.thread_state else {
 7656            return;
 7657        };
 7658
 7659        let connection = thread.read(cx).connection().clone();
 7660        self.clear_thread_error(cx);
 7661        let this = cx.weak_entity();
 7662        window.defer(cx, |window, cx| {
 7663            Self::handle_auth_required(this, AuthRequired::new(), agent, connection, window, cx);
 7664        })
 7665    }
 7666
 7667    fn upgrade_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
 7668        Button::new("upgrade", "Upgrade")
 7669            .label_size(LabelSize::Small)
 7670            .style(ButtonStyle::Tinted(ui::TintColor::Accent))
 7671            .on_click(cx.listener({
 7672                move |this, _, _, cx| {
 7673                    this.clear_thread_error(cx);
 7674                    cx.open_url(&zed_urls::upgrade_to_zed_pro_url(cx));
 7675                }
 7676            }))
 7677    }
 7678
 7679    pub fn delete_history_entry(&mut self, entry: AgentSessionInfo, cx: &mut Context<Self>) {
 7680        let task = self.history.update(cx, |history, cx| {
 7681            history.delete_session(&entry.session_id, cx)
 7682        });
 7683        task.detach_and_log_err(cx);
 7684    }
 7685
 7686    /// Returns the currently active editor, either for a message that is being
 7687    /// edited or the editor for a new message.
 7688    fn active_editor(&self, cx: &App) -> Entity<MessageEditor> {
 7689        if let Some(index) = self.editing_message
 7690            && let Some(editor) = self
 7691                .entry_view_state
 7692                .read(cx)
 7693                .entry(index)
 7694                .and_then(|e| e.message_editor())
 7695                .cloned()
 7696        {
 7697            editor
 7698        } else {
 7699            self.message_editor.clone()
 7700        }
 7701    }
 7702
 7703    fn get_agent_message_content(
 7704        entries: &[AgentThreadEntry],
 7705        entry_index: usize,
 7706        cx: &App,
 7707    ) -> Option<String> {
 7708        let entry = entries.get(entry_index)?;
 7709        if matches!(entry, AgentThreadEntry::UserMessage(_)) {
 7710            return None;
 7711        }
 7712
 7713        let start_index = (0..entry_index)
 7714            .rev()
 7715            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
 7716            .map(|i| i + 1)
 7717            .unwrap_or(0);
 7718
 7719        let end_index = (entry_index + 1..entries.len())
 7720            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
 7721            .map(|i| i - 1)
 7722            .unwrap_or(entries.len() - 1);
 7723
 7724        let parts: Vec<String> = (start_index..=end_index)
 7725            .filter_map(|i| entries.get(i))
 7726            .filter_map(|entry| {
 7727                if let AgentThreadEntry::AssistantMessage(message) = entry {
 7728                    let text: String = message
 7729                        .chunks
 7730                        .iter()
 7731                        .filter_map(|chunk| match chunk {
 7732                            AssistantMessageChunk::Message { block } => {
 7733                                let markdown = block.to_markdown(cx);
 7734                                if markdown.trim().is_empty() {
 7735                                    None
 7736                                } else {
 7737                                    Some(markdown.to_string())
 7738                                }
 7739                            }
 7740                            AssistantMessageChunk::Thought { .. } => None,
 7741                        })
 7742                        .collect::<Vec<_>>()
 7743                        .join("\n\n");
 7744
 7745                    if text.is_empty() { None } else { Some(text) }
 7746                } else {
 7747                    None
 7748                }
 7749            })
 7750            .collect();
 7751
 7752        let text = parts.join("\n\n");
 7753        if text.is_empty() { None } else { Some(text) }
 7754    }
 7755}
 7756
 7757fn loading_contents_spinner(size: IconSize) -> AnyElement {
 7758    Icon::new(IconName::LoadCircle)
 7759        .size(size)
 7760        .color(Color::Accent)
 7761        .with_rotate_animation(3)
 7762        .into_any_element()
 7763}
 7764
 7765fn placeholder_text(agent_name: &str, has_commands: bool) -> String {
 7766    if agent_name == "Zed Agent" {
 7767        format!("Message the {} — @ to include context", agent_name)
 7768    } else if has_commands {
 7769        format!(
 7770            "Message {} — @ to include context, / for commands",
 7771            agent_name
 7772        )
 7773    } else {
 7774        format!("Message {} — @ to include context", agent_name)
 7775    }
 7776}
 7777
 7778impl Focusable for AcpThreadView {
 7779    fn focus_handle(&self, cx: &App) -> FocusHandle {
 7780        match self.thread_state {
 7781            ThreadState::Ready { .. } => self.active_editor(cx).focus_handle(cx),
 7782            ThreadState::Loading { .. }
 7783            | ThreadState::LoadError(_)
 7784            | ThreadState::Unauthenticated { .. } => self.focus_handle.clone(),
 7785        }
 7786    }
 7787}
 7788
 7789#[cfg(any(test, feature = "test-support"))]
 7790impl AcpThreadView {
 7791    /// Expands a tool call so its content is visible.
 7792    /// This is primarily useful for visual testing.
 7793    pub fn expand_tool_call(&mut self, tool_call_id: acp::ToolCallId, cx: &mut Context<Self>) {
 7794        self.expanded_tool_calls.insert(tool_call_id);
 7795        cx.notify();
 7796    }
 7797
 7798    /// Expands a subagent card so its content is visible.
 7799    /// This is primarily useful for visual testing.
 7800    pub fn expand_subagent(&mut self, session_id: acp::SessionId, cx: &mut Context<Self>) {
 7801        self.expanded_subagents.insert(session_id);
 7802        cx.notify();
 7803    }
 7804}
 7805
 7806impl Render for AcpThreadView {
 7807    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
 7808        let has_messages = self.list_state.item_count() > 0;
 7809
 7810        v_flex()
 7811            .size_full()
 7812            .key_context("AcpThread")
 7813            .on_action(cx.listener(|this, _: &menu::Cancel, _, cx| {
 7814                this.cancel_generation(cx);
 7815            }))
 7816            .on_action(cx.listener(Self::keep_all))
 7817            .on_action(cx.listener(Self::reject_all))
 7818            .on_action(cx.listener(Self::allow_always))
 7819            .on_action(cx.listener(Self::allow_once))
 7820            .on_action(cx.listener(Self::reject_once))
 7821            .on_action(cx.listener(Self::handle_authorize_tool_call))
 7822            .on_action(cx.listener(Self::handle_select_permission_granularity))
 7823            .on_action(cx.listener(Self::open_permission_dropdown))
 7824            .on_action(cx.listener(|this, _: &SendNextQueuedMessage, window, cx| {
 7825                this.send_queued_message_at_index(0, true, window, cx);
 7826            }))
 7827            .on_action(cx.listener(|this, _: &ClearMessageQueue, _, cx| {
 7828                this.message_queue.clear();
 7829                cx.notify();
 7830            }))
 7831            .on_action(cx.listener(|this, _: &ToggleProfileSelector, window, cx| {
 7832                if let Some(config_options_view) = this.config_options_view.as_ref() {
 7833                    let handled = config_options_view.update(cx, |view, cx| {
 7834                        view.toggle_category_picker(
 7835                            acp::SessionConfigOptionCategory::Mode,
 7836                            window,
 7837                            cx,
 7838                        )
 7839                    });
 7840                    if handled {
 7841                        return;
 7842                    }
 7843                }
 7844
 7845                if let Some(profile_selector) = this.profile_selector.as_ref() {
 7846                    profile_selector.read(cx).menu_handle().toggle(window, cx);
 7847                } else if let Some(mode_selector) = this.mode_selector() {
 7848                    mode_selector.read(cx).menu_handle().toggle(window, cx);
 7849                }
 7850            }))
 7851            .on_action(cx.listener(|this, _: &CycleModeSelector, window, cx| {
 7852                if let Some(config_options_view) = this.config_options_view.as_ref() {
 7853                    let handled = config_options_view.update(cx, |view, cx| {
 7854                        view.cycle_category_option(
 7855                            acp::SessionConfigOptionCategory::Mode,
 7856                            false,
 7857                            cx,
 7858                        )
 7859                    });
 7860                    if handled {
 7861                        return;
 7862                    }
 7863                }
 7864
 7865                if let Some(profile_selector) = this.profile_selector.as_ref() {
 7866                    profile_selector.update(cx, |profile_selector, cx| {
 7867                        profile_selector.cycle_profile(cx);
 7868                    });
 7869                } else if let Some(mode_selector) = this.mode_selector() {
 7870                    mode_selector.update(cx, |mode_selector, cx| {
 7871                        mode_selector.cycle_mode(window, cx);
 7872                    });
 7873                }
 7874            }))
 7875            .on_action(cx.listener(|this, _: &ToggleModelSelector, window, cx| {
 7876                if let Some(config_options_view) = this.config_options_view.as_ref() {
 7877                    let handled = config_options_view.update(cx, |view, cx| {
 7878                        view.toggle_category_picker(
 7879                            acp::SessionConfigOptionCategory::Model,
 7880                            window,
 7881                            cx,
 7882                        )
 7883                    });
 7884                    if handled {
 7885                        return;
 7886                    }
 7887                }
 7888
 7889                if let Some(model_selector) = this.model_selector.as_ref() {
 7890                    model_selector
 7891                        .update(cx, |model_selector, cx| model_selector.toggle(window, cx));
 7892                }
 7893            }))
 7894            .on_action(cx.listener(|this, _: &CycleFavoriteModels, window, cx| {
 7895                if let Some(config_options_view) = this.config_options_view.as_ref() {
 7896                    let handled = config_options_view.update(cx, |view, cx| {
 7897                        view.cycle_category_option(
 7898                            acp::SessionConfigOptionCategory::Model,
 7899                            true,
 7900                            cx,
 7901                        )
 7902                    });
 7903                    if handled {
 7904                        return;
 7905                    }
 7906                }
 7907
 7908                if let Some(model_selector) = this.model_selector.as_ref() {
 7909                    model_selector.update(cx, |model_selector, cx| {
 7910                        model_selector.cycle_favorite_models(window, cx);
 7911                    });
 7912                }
 7913            }))
 7914            .track_focus(&self.focus_handle)
 7915            .bg(cx.theme().colors().panel_background)
 7916            .child(match &self.thread_state {
 7917                ThreadState::Unauthenticated {
 7918                    connection,
 7919                    description,
 7920                    configuration_view,
 7921                    pending_auth_method,
 7922                    ..
 7923                } => v_flex()
 7924                    .flex_1()
 7925                    .size_full()
 7926                    .justify_end()
 7927                    .child(self.render_auth_required_state(
 7928                        connection,
 7929                        description.as_ref(),
 7930                        configuration_view.as_ref(),
 7931                        pending_auth_method.as_ref(),
 7932                        window,
 7933                        cx,
 7934                    ))
 7935                    .into_any_element(),
 7936                ThreadState::Loading { .. } => v_flex()
 7937                    .flex_1()
 7938                    .child(self.render_recent_history(cx))
 7939                    .into_any(),
 7940                ThreadState::LoadError(e) => v_flex()
 7941                    .flex_1()
 7942                    .size_full()
 7943                    .items_center()
 7944                    .justify_end()
 7945                    .child(self.render_load_error(e, window, cx))
 7946                    .into_any(),
 7947                ThreadState::Ready { .. } => v_flex().flex_1().map(|this| {
 7948                    if has_messages {
 7949                        this.child(
 7950                            list(
 7951                                self.list_state.clone(),
 7952                                cx.processor(|this, index: usize, window, cx| {
 7953                                    let Some((entry, len)) = this.thread().and_then(|thread| {
 7954                                        let entries = &thread.read(cx).entries();
 7955                                        Some((entries.get(index)?, entries.len()))
 7956                                    }) else {
 7957                                        return Empty.into_any();
 7958                                    };
 7959                                    this.render_entry(index, len, entry, window, cx)
 7960                                }),
 7961                            )
 7962                            .with_sizing_behavior(gpui::ListSizingBehavior::Auto)
 7963                            .flex_grow()
 7964                            .into_any(),
 7965                        )
 7966                        .vertical_scrollbar_for(&self.list_state, window, cx)
 7967                        .into_any()
 7968                    } else {
 7969                        this.child(self.render_recent_history(cx)).into_any()
 7970                    }
 7971                }),
 7972            })
 7973            // The activity bar is intentionally rendered outside of the ThreadState::Ready match
 7974            // above so that the scrollbar doesn't render behind it. The current setup allows
 7975            // the scrollbar to stop exactly at the activity bar start.
 7976            .when(has_messages, |this| match &self.thread_state {
 7977                ThreadState::Ready { thread, .. } => {
 7978                    this.children(self.render_activity_bar(thread, window, cx))
 7979                }
 7980                _ => this,
 7981            })
 7982            .children(self.render_thread_retry_status_callout(window, cx))
 7983            .when(self.show_codex_windows_warning, |this| {
 7984                this.child(self.render_codex_windows_warning(cx))
 7985            })
 7986            .children(self.render_thread_error(window, cx))
 7987            .when_some(
 7988                self.new_server_version_available.as_ref().filter(|_| {
 7989                    !has_messages || !matches!(self.thread_state, ThreadState::Ready { .. })
 7990                }),
 7991                |this, version| this.child(self.render_new_version_callout(&version, cx)),
 7992            )
 7993            .children(
 7994                self.render_token_limit_callout(cx)
 7995                    .map(|token_limit_callout| token_limit_callout.into_any_element()),
 7996            )
 7997            .child(self.render_message_editor(window, cx))
 7998    }
 7999}
 8000
 8001fn default_markdown_style(
 8002    buffer_font: bool,
 8003    muted_text: bool,
 8004    window: &Window,
 8005    cx: &App,
 8006) -> MarkdownStyle {
 8007    let theme_settings = ThemeSettings::get_global(cx);
 8008    let colors = cx.theme().colors();
 8009
 8010    let buffer_font_size = theme_settings.agent_buffer_font_size(cx);
 8011
 8012    let mut text_style = window.text_style();
 8013    let line_height = buffer_font_size * 1.75;
 8014
 8015    let font_family = if buffer_font {
 8016        theme_settings.buffer_font.family.clone()
 8017    } else {
 8018        theme_settings.ui_font.family.clone()
 8019    };
 8020
 8021    let font_size = if buffer_font {
 8022        theme_settings.agent_buffer_font_size(cx)
 8023    } else {
 8024        theme_settings.agent_ui_font_size(cx)
 8025    };
 8026
 8027    let text_color = if muted_text {
 8028        colors.text_muted
 8029    } else {
 8030        colors.text
 8031    };
 8032
 8033    text_style.refine(&TextStyleRefinement {
 8034        font_family: Some(font_family),
 8035        font_fallbacks: theme_settings.ui_font.fallbacks.clone(),
 8036        font_features: Some(theme_settings.ui_font.features.clone()),
 8037        font_size: Some(font_size.into()),
 8038        line_height: Some(line_height.into()),
 8039        color: Some(text_color),
 8040        ..Default::default()
 8041    });
 8042
 8043    MarkdownStyle {
 8044        base_text_style: text_style.clone(),
 8045        syntax: cx.theme().syntax().clone(),
 8046        selection_background_color: colors.element_selection_background,
 8047        code_block_overflow_x_scroll: true,
 8048        heading_level_styles: Some(HeadingLevelStyles {
 8049            h1: Some(TextStyleRefinement {
 8050                font_size: Some(rems(1.15).into()),
 8051                ..Default::default()
 8052            }),
 8053            h2: Some(TextStyleRefinement {
 8054                font_size: Some(rems(1.1).into()),
 8055                ..Default::default()
 8056            }),
 8057            h3: Some(TextStyleRefinement {
 8058                font_size: Some(rems(1.05).into()),
 8059                ..Default::default()
 8060            }),
 8061            h4: Some(TextStyleRefinement {
 8062                font_size: Some(rems(1.).into()),
 8063                ..Default::default()
 8064            }),
 8065            h5: Some(TextStyleRefinement {
 8066                font_size: Some(rems(0.95).into()),
 8067                ..Default::default()
 8068            }),
 8069            h6: Some(TextStyleRefinement {
 8070                font_size: Some(rems(0.875).into()),
 8071                ..Default::default()
 8072            }),
 8073        }),
 8074        code_block: StyleRefinement {
 8075            padding: EdgesRefinement {
 8076                top: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(px(8.)))),
 8077                left: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(px(8.)))),
 8078                right: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(px(8.)))),
 8079                bottom: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(px(8.)))),
 8080            },
 8081            margin: EdgesRefinement {
 8082                top: Some(Length::Definite(px(8.).into())),
 8083                left: Some(Length::Definite(px(0.).into())),
 8084                right: Some(Length::Definite(px(0.).into())),
 8085                bottom: Some(Length::Definite(px(12.).into())),
 8086            },
 8087            border_style: Some(BorderStyle::Solid),
 8088            border_widths: EdgesRefinement {
 8089                top: Some(AbsoluteLength::Pixels(px(1.))),
 8090                left: Some(AbsoluteLength::Pixels(px(1.))),
 8091                right: Some(AbsoluteLength::Pixels(px(1.))),
 8092                bottom: Some(AbsoluteLength::Pixels(px(1.))),
 8093            },
 8094            border_color: Some(colors.border_variant),
 8095            background: Some(colors.editor_background.into()),
 8096            text: TextStyleRefinement {
 8097                font_family: Some(theme_settings.buffer_font.family.clone()),
 8098                font_fallbacks: theme_settings.buffer_font.fallbacks.clone(),
 8099                font_features: Some(theme_settings.buffer_font.features.clone()),
 8100                font_size: Some(buffer_font_size.into()),
 8101                ..Default::default()
 8102            },
 8103            ..Default::default()
 8104        },
 8105        inline_code: TextStyleRefinement {
 8106            font_family: Some(theme_settings.buffer_font.family.clone()),
 8107            font_fallbacks: theme_settings.buffer_font.fallbacks.clone(),
 8108            font_features: Some(theme_settings.buffer_font.features.clone()),
 8109            font_size: Some(buffer_font_size.into()),
 8110            background_color: Some(colors.editor_foreground.opacity(0.08)),
 8111            ..Default::default()
 8112        },
 8113        link: TextStyleRefinement {
 8114            background_color: Some(colors.editor_foreground.opacity(0.025)),
 8115            color: Some(colors.text_accent),
 8116            underline: Some(UnderlineStyle {
 8117                color: Some(colors.text_accent.opacity(0.5)),
 8118                thickness: px(1.),
 8119                ..Default::default()
 8120            }),
 8121            ..Default::default()
 8122        },
 8123        ..Default::default()
 8124    }
 8125}
 8126
 8127fn plan_label_markdown_style(
 8128    status: &acp::PlanEntryStatus,
 8129    window: &Window,
 8130    cx: &App,
 8131) -> MarkdownStyle {
 8132    let default_md_style = default_markdown_style(false, false, window, cx);
 8133
 8134    MarkdownStyle {
 8135        base_text_style: TextStyle {
 8136            color: cx.theme().colors().text_muted,
 8137            strikethrough: if matches!(status, acp::PlanEntryStatus::Completed) {
 8138                Some(gpui::StrikethroughStyle {
 8139                    thickness: px(1.),
 8140                    color: Some(cx.theme().colors().text_muted.opacity(0.8)),
 8141                })
 8142            } else {
 8143                None
 8144            },
 8145            ..default_md_style.base_text_style
 8146        },
 8147        ..default_md_style
 8148    }
 8149}
 8150
 8151#[cfg(test)]
 8152pub(crate) mod tests {
 8153    use acp_thread::{
 8154        AgentSessionList, AgentSessionListRequest, AgentSessionListResponse, StubAgentConnection,
 8155    };
 8156    use action_log::ActionLog;
 8157    use agent::ToolPermissionContext;
 8158    use agent_client_protocol::SessionId;
 8159    use editor::MultiBufferOffset;
 8160    use fs::FakeFs;
 8161    use gpui::{EventEmitter, TestAppContext, VisualTestContext};
 8162    use project::Project;
 8163    use serde_json::json;
 8164    use settings::SettingsStore;
 8165    use std::any::Any;
 8166    use std::path::Path;
 8167    use std::rc::Rc;
 8168    use workspace::Item;
 8169
 8170    use super::*;
 8171
 8172    #[gpui::test]
 8173    async fn test_drop(cx: &mut TestAppContext) {
 8174        init_test(cx);
 8175
 8176        let (thread_view, _cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
 8177        let weak_view = thread_view.downgrade();
 8178        drop(thread_view);
 8179        assert!(!weak_view.is_upgradable());
 8180    }
 8181
 8182    #[gpui::test]
 8183    async fn test_notification_for_stop_event(cx: &mut TestAppContext) {
 8184        init_test(cx);
 8185
 8186        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
 8187
 8188        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8189        message_editor.update_in(cx, |editor, window, cx| {
 8190            editor.set_text("Hello", window, cx);
 8191        });
 8192
 8193        cx.deactivate_window();
 8194
 8195        thread_view.update_in(cx, |thread_view, window, cx| {
 8196            thread_view.send(window, cx);
 8197        });
 8198
 8199        cx.run_until_parked();
 8200
 8201        assert!(
 8202            cx.windows()
 8203                .iter()
 8204                .any(|window| window.downcast::<AgentNotification>().is_some())
 8205        );
 8206    }
 8207
 8208    #[gpui::test]
 8209    async fn test_notification_for_error(cx: &mut TestAppContext) {
 8210        init_test(cx);
 8211
 8212        let (thread_view, cx) =
 8213            setup_thread_view(StubAgentServer::new(SaboteurAgentConnection), cx).await;
 8214
 8215        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8216        message_editor.update_in(cx, |editor, window, cx| {
 8217            editor.set_text("Hello", window, cx);
 8218        });
 8219
 8220        cx.deactivate_window();
 8221
 8222        thread_view.update_in(cx, |thread_view, window, cx| {
 8223            thread_view.send(window, cx);
 8224        });
 8225
 8226        cx.run_until_parked();
 8227
 8228        assert!(
 8229            cx.windows()
 8230                .iter()
 8231                .any(|window| window.downcast::<AgentNotification>().is_some())
 8232        );
 8233    }
 8234
 8235    #[gpui::test]
 8236    async fn test_recent_history_refreshes_when_history_cache_updated(cx: &mut TestAppContext) {
 8237        init_test(cx);
 8238
 8239        let session_a = AgentSessionInfo::new(SessionId::new("session-a"));
 8240        let session_b = AgentSessionInfo::new(SessionId::new("session-b"));
 8241
 8242        let fs = FakeFs::new(cx.executor());
 8243        let project = Project::test(fs, [], cx).await;
 8244        let (workspace, cx) =
 8245            cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
 8246
 8247        let thread_store = cx.update(|_window, cx| cx.new(|cx| ThreadStore::new(cx)));
 8248        // Create history without an initial session list - it will be set after connection
 8249        let history = cx.update(|window, cx| cx.new(|cx| AcpThreadHistory::new(None, window, cx)));
 8250
 8251        let thread_view = cx.update(|window, cx| {
 8252            cx.new(|cx| {
 8253                AcpThreadView::new(
 8254                    Rc::new(StubAgentServer::default_response()),
 8255                    None,
 8256                    None,
 8257                    workspace.downgrade(),
 8258                    project,
 8259                    Some(thread_store),
 8260                    None,
 8261                    history.clone(),
 8262                    false,
 8263                    window,
 8264                    cx,
 8265                )
 8266            })
 8267        });
 8268
 8269        // Wait for connection to establish
 8270        cx.run_until_parked();
 8271
 8272        // Initially empty because StubAgentConnection.session_list() returns None
 8273        thread_view.read_with(cx, |view, _cx| {
 8274            assert_eq!(view.recent_history_entries.len(), 0);
 8275        });
 8276
 8277        // Now set the session list - this simulates external agents providing their history
 8278        let list_a: Rc<dyn AgentSessionList> =
 8279            Rc::new(StubSessionList::new(vec![session_a.clone()]));
 8280        history.update(cx, |history, cx| {
 8281            history.set_session_list(Some(list_a), cx);
 8282        });
 8283        cx.run_until_parked();
 8284
 8285        thread_view.read_with(cx, |view, _cx| {
 8286            assert_eq!(view.recent_history_entries.len(), 1);
 8287            assert_eq!(
 8288                view.recent_history_entries[0].session_id,
 8289                session_a.session_id
 8290            );
 8291        });
 8292
 8293        // Update to a different session list
 8294        let list_b: Rc<dyn AgentSessionList> =
 8295            Rc::new(StubSessionList::new(vec![session_b.clone()]));
 8296        history.update(cx, |history, cx| {
 8297            history.set_session_list(Some(list_b), cx);
 8298        });
 8299        cx.run_until_parked();
 8300
 8301        thread_view.read_with(cx, |view, _cx| {
 8302            assert_eq!(view.recent_history_entries.len(), 1);
 8303            assert_eq!(
 8304                view.recent_history_entries[0].session_id,
 8305                session_b.session_id
 8306            );
 8307        });
 8308    }
 8309
 8310    #[gpui::test]
 8311    async fn test_refusal_handling(cx: &mut TestAppContext) {
 8312        init_test(cx);
 8313
 8314        let (thread_view, cx) =
 8315            setup_thread_view(StubAgentServer::new(RefusalAgentConnection), cx).await;
 8316
 8317        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8318        message_editor.update_in(cx, |editor, window, cx| {
 8319            editor.set_text("Do something harmful", window, cx);
 8320        });
 8321
 8322        thread_view.update_in(cx, |thread_view, window, cx| {
 8323            thread_view.send(window, cx);
 8324        });
 8325
 8326        cx.run_until_parked();
 8327
 8328        // Check that the refusal error is set
 8329        thread_view.read_with(cx, |thread_view, _cx| {
 8330            assert!(
 8331                matches!(thread_view.thread_error, Some(ThreadError::Refusal)),
 8332                "Expected refusal error to be set"
 8333            );
 8334        });
 8335    }
 8336
 8337    #[gpui::test]
 8338    async fn test_notification_for_tool_authorization(cx: &mut TestAppContext) {
 8339        init_test(cx);
 8340
 8341        let tool_call_id = acp::ToolCallId::new("1");
 8342        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Label")
 8343            .kind(acp::ToolKind::Edit)
 8344            .content(vec!["hi".into()]);
 8345        let connection =
 8346            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
 8347                tool_call_id,
 8348                vec![acp::PermissionOption::new(
 8349                    "1",
 8350                    "Allow",
 8351                    acp::PermissionOptionKind::AllowOnce,
 8352                )],
 8353            )]));
 8354
 8355        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
 8356
 8357        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
 8358
 8359        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8360        message_editor.update_in(cx, |editor, window, cx| {
 8361            editor.set_text("Hello", window, cx);
 8362        });
 8363
 8364        cx.deactivate_window();
 8365
 8366        thread_view.update_in(cx, |thread_view, window, cx| {
 8367            thread_view.send(window, cx);
 8368        });
 8369
 8370        cx.run_until_parked();
 8371
 8372        assert!(
 8373            cx.windows()
 8374                .iter()
 8375                .any(|window| window.downcast::<AgentNotification>().is_some())
 8376        );
 8377    }
 8378
 8379    #[gpui::test]
 8380    async fn test_notification_when_panel_hidden(cx: &mut TestAppContext) {
 8381        init_test(cx);
 8382
 8383        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
 8384
 8385        add_to_workspace(thread_view.clone(), cx);
 8386
 8387        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8388
 8389        message_editor.update_in(cx, |editor, window, cx| {
 8390            editor.set_text("Hello", window, cx);
 8391        });
 8392
 8393        // Window is active (don't deactivate), but panel will be hidden
 8394        // Note: In the test environment, the panel is not actually added to the dock,
 8395        // so is_agent_panel_hidden will return true
 8396
 8397        thread_view.update_in(cx, |thread_view, window, cx| {
 8398            thread_view.send(window, cx);
 8399        });
 8400
 8401        cx.run_until_parked();
 8402
 8403        // Should show notification because window is active but panel is hidden
 8404        assert!(
 8405            cx.windows()
 8406                .iter()
 8407                .any(|window| window.downcast::<AgentNotification>().is_some()),
 8408            "Expected notification when panel is hidden"
 8409        );
 8410    }
 8411
 8412    #[gpui::test]
 8413    async fn test_notification_still_works_when_window_inactive(cx: &mut TestAppContext) {
 8414        init_test(cx);
 8415
 8416        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
 8417
 8418        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8419        message_editor.update_in(cx, |editor, window, cx| {
 8420            editor.set_text("Hello", window, cx);
 8421        });
 8422
 8423        // Deactivate window - should show notification regardless of setting
 8424        cx.deactivate_window();
 8425
 8426        thread_view.update_in(cx, |thread_view, window, cx| {
 8427            thread_view.send(window, cx);
 8428        });
 8429
 8430        cx.run_until_parked();
 8431
 8432        // Should still show notification when window is inactive (existing behavior)
 8433        assert!(
 8434            cx.windows()
 8435                .iter()
 8436                .any(|window| window.downcast::<AgentNotification>().is_some()),
 8437            "Expected notification when window is inactive"
 8438        );
 8439    }
 8440
 8441    #[gpui::test]
 8442    async fn test_notification_respects_never_setting(cx: &mut TestAppContext) {
 8443        init_test(cx);
 8444
 8445        // Set notify_when_agent_waiting to Never
 8446        cx.update(|cx| {
 8447            AgentSettings::override_global(
 8448                AgentSettings {
 8449                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
 8450                    ..AgentSettings::get_global(cx).clone()
 8451                },
 8452                cx,
 8453            );
 8454        });
 8455
 8456        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
 8457
 8458        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8459        message_editor.update_in(cx, |editor, window, cx| {
 8460            editor.set_text("Hello", window, cx);
 8461        });
 8462
 8463        // Window is active
 8464
 8465        thread_view.update_in(cx, |thread_view, window, cx| {
 8466            thread_view.send(window, cx);
 8467        });
 8468
 8469        cx.run_until_parked();
 8470
 8471        // Should NOT show notification because notify_when_agent_waiting is Never
 8472        assert!(
 8473            !cx.windows()
 8474                .iter()
 8475                .any(|window| window.downcast::<AgentNotification>().is_some()),
 8476            "Expected no notification when notify_when_agent_waiting is Never"
 8477        );
 8478    }
 8479
 8480    #[gpui::test]
 8481    async fn test_notification_closed_when_thread_view_dropped(cx: &mut TestAppContext) {
 8482        init_test(cx);
 8483
 8484        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
 8485
 8486        let weak_view = thread_view.downgrade();
 8487
 8488        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 8489        message_editor.update_in(cx, |editor, window, cx| {
 8490            editor.set_text("Hello", window, cx);
 8491        });
 8492
 8493        cx.deactivate_window();
 8494
 8495        thread_view.update_in(cx, |thread_view, window, cx| {
 8496            thread_view.send(window, cx);
 8497        });
 8498
 8499        cx.run_until_parked();
 8500
 8501        // Verify notification is shown
 8502        assert!(
 8503            cx.windows()
 8504                .iter()
 8505                .any(|window| window.downcast::<AgentNotification>().is_some()),
 8506            "Expected notification to be shown"
 8507        );
 8508
 8509        // Drop the thread view (simulating navigation to a new thread)
 8510        drop(thread_view);
 8511        drop(message_editor);
 8512        // Trigger an update to flush effects, which will call release_dropped_entities
 8513        cx.update(|_window, _cx| {});
 8514        cx.run_until_parked();
 8515
 8516        // Verify the entity was actually released
 8517        assert!(
 8518            !weak_view.is_upgradable(),
 8519            "Thread view entity should be released after dropping"
 8520        );
 8521
 8522        // The notification should be automatically closed via on_release
 8523        assert!(
 8524            !cx.windows()
 8525                .iter()
 8526                .any(|window| window.downcast::<AgentNotification>().is_some()),
 8527            "Notification should be closed when thread view is dropped"
 8528        );
 8529    }
 8530
 8531    async fn setup_thread_view(
 8532        agent: impl AgentServer + 'static,
 8533        cx: &mut TestAppContext,
 8534    ) -> (Entity<AcpThreadView>, &mut VisualTestContext) {
 8535        let fs = FakeFs::new(cx.executor());
 8536        let project = Project::test(fs, [], cx).await;
 8537        let (workspace, cx) =
 8538            cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
 8539
 8540        let thread_store = cx.update(|_window, cx| cx.new(|cx| ThreadStore::new(cx)));
 8541        let history = cx.update(|window, cx| cx.new(|cx| AcpThreadHistory::new(None, window, cx)));
 8542
 8543        let thread_view = cx.update(|window, cx| {
 8544            cx.new(|cx| {
 8545                AcpThreadView::new(
 8546                    Rc::new(agent),
 8547                    None,
 8548                    None,
 8549                    workspace.downgrade(),
 8550                    project,
 8551                    Some(thread_store),
 8552                    None,
 8553                    history,
 8554                    false,
 8555                    window,
 8556                    cx,
 8557                )
 8558            })
 8559        });
 8560        cx.run_until_parked();
 8561        (thread_view, cx)
 8562    }
 8563
 8564    fn add_to_workspace(thread_view: Entity<AcpThreadView>, cx: &mut VisualTestContext) {
 8565        let workspace = thread_view.read_with(cx, |thread_view, _cx| thread_view.workspace.clone());
 8566
 8567        workspace
 8568            .update_in(cx, |workspace, window, cx| {
 8569                workspace.add_item_to_active_pane(
 8570                    Box::new(cx.new(|_| ThreadViewItem(thread_view.clone()))),
 8571                    None,
 8572                    true,
 8573                    window,
 8574                    cx,
 8575                );
 8576            })
 8577            .unwrap();
 8578    }
 8579
 8580    struct ThreadViewItem(Entity<AcpThreadView>);
 8581
 8582    impl Item for ThreadViewItem {
 8583        type Event = ();
 8584
 8585        fn include_in_nav_history() -> bool {
 8586            false
 8587        }
 8588
 8589        fn tab_content_text(&self, _detail: usize, _cx: &App) -> SharedString {
 8590            "Test".into()
 8591        }
 8592    }
 8593
 8594    impl EventEmitter<()> for ThreadViewItem {}
 8595
 8596    impl Focusable for ThreadViewItem {
 8597        fn focus_handle(&self, cx: &App) -> FocusHandle {
 8598            self.0.read(cx).focus_handle(cx)
 8599        }
 8600    }
 8601
 8602    impl Render for ThreadViewItem {
 8603        fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
 8604            self.0.clone().into_any_element()
 8605        }
 8606    }
 8607
 8608    struct StubAgentServer<C> {
 8609        connection: C,
 8610    }
 8611
 8612    impl<C> StubAgentServer<C> {
 8613        fn new(connection: C) -> Self {
 8614            Self { connection }
 8615        }
 8616    }
 8617
 8618    impl StubAgentServer<StubAgentConnection> {
 8619        fn default_response() -> Self {
 8620            let conn = StubAgentConnection::new();
 8621            conn.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 8622                acp::ContentChunk::new("Default response".into()),
 8623            )]);
 8624            Self::new(conn)
 8625        }
 8626    }
 8627
 8628    #[derive(Clone)]
 8629    struct StubSessionList {
 8630        sessions: Vec<AgentSessionInfo>,
 8631    }
 8632
 8633    impl StubSessionList {
 8634        fn new(sessions: Vec<AgentSessionInfo>) -> Self {
 8635            Self { sessions }
 8636        }
 8637    }
 8638
 8639    impl AgentSessionList for StubSessionList {
 8640        fn list_sessions(
 8641            &self,
 8642            _request: AgentSessionListRequest,
 8643            _cx: &mut App,
 8644        ) -> Task<anyhow::Result<AgentSessionListResponse>> {
 8645            Task::ready(Ok(AgentSessionListResponse::new(self.sessions.clone())))
 8646        }
 8647        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
 8648            self
 8649        }
 8650    }
 8651
 8652    impl<C> AgentServer for StubAgentServer<C>
 8653    where
 8654        C: 'static + AgentConnection + Send + Clone,
 8655    {
 8656        fn logo(&self) -> ui::IconName {
 8657            ui::IconName::Ai
 8658        }
 8659
 8660        fn name(&self) -> SharedString {
 8661            "Test".into()
 8662        }
 8663
 8664        fn connect(
 8665            &self,
 8666            _root_dir: Option<&Path>,
 8667            _delegate: AgentServerDelegate,
 8668            _cx: &mut App,
 8669        ) -> Task<gpui::Result<(Rc<dyn AgentConnection>, Option<task::SpawnInTerminal>)>> {
 8670            Task::ready(Ok((Rc::new(self.connection.clone()), None)))
 8671        }
 8672
 8673        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
 8674            self
 8675        }
 8676    }
 8677
 8678    #[derive(Clone)]
 8679    struct SaboteurAgentConnection;
 8680
 8681    impl AgentConnection for SaboteurAgentConnection {
 8682        fn telemetry_id(&self) -> SharedString {
 8683            "saboteur".into()
 8684        }
 8685
 8686        fn new_thread(
 8687            self: Rc<Self>,
 8688            project: Entity<Project>,
 8689            _cwd: &Path,
 8690            cx: &mut gpui::App,
 8691        ) -> Task<gpui::Result<Entity<AcpThread>>> {
 8692            Task::ready(Ok(cx.new(|cx| {
 8693                let action_log = cx.new(|_| ActionLog::new(project.clone()));
 8694                AcpThread::new(
 8695                    "SaboteurAgentConnection",
 8696                    self,
 8697                    project,
 8698                    action_log,
 8699                    SessionId::new("test"),
 8700                    watch::Receiver::constant(
 8701                        acp::PromptCapabilities::new()
 8702                            .image(true)
 8703                            .audio(true)
 8704                            .embedded_context(true),
 8705                    ),
 8706                    cx,
 8707                )
 8708            })))
 8709        }
 8710
 8711        fn auth_methods(&self) -> &[acp::AuthMethod] {
 8712            &[]
 8713        }
 8714
 8715        fn authenticate(
 8716            &self,
 8717            _method_id: acp::AuthMethodId,
 8718            _cx: &mut App,
 8719        ) -> Task<gpui::Result<()>> {
 8720            unimplemented!()
 8721        }
 8722
 8723        fn prompt(
 8724            &self,
 8725            _id: Option<acp_thread::UserMessageId>,
 8726            _params: acp::PromptRequest,
 8727            _cx: &mut App,
 8728        ) -> Task<gpui::Result<acp::PromptResponse>> {
 8729            Task::ready(Err(anyhow::anyhow!("Error prompting")))
 8730        }
 8731
 8732        fn cancel(&self, _session_id: &acp::SessionId, _cx: &mut App) {
 8733            unimplemented!()
 8734        }
 8735
 8736        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
 8737            self
 8738        }
 8739    }
 8740
 8741    /// Simulates a model which always returns a refusal response
 8742    #[derive(Clone)]
 8743    struct RefusalAgentConnection;
 8744
 8745    impl AgentConnection for RefusalAgentConnection {
 8746        fn telemetry_id(&self) -> SharedString {
 8747            "refusal".into()
 8748        }
 8749
 8750        fn new_thread(
 8751            self: Rc<Self>,
 8752            project: Entity<Project>,
 8753            _cwd: &Path,
 8754            cx: &mut gpui::App,
 8755        ) -> Task<gpui::Result<Entity<AcpThread>>> {
 8756            Task::ready(Ok(cx.new(|cx| {
 8757                let action_log = cx.new(|_| ActionLog::new(project.clone()));
 8758                AcpThread::new(
 8759                    "RefusalAgentConnection",
 8760                    self,
 8761                    project,
 8762                    action_log,
 8763                    SessionId::new("test"),
 8764                    watch::Receiver::constant(
 8765                        acp::PromptCapabilities::new()
 8766                            .image(true)
 8767                            .audio(true)
 8768                            .embedded_context(true),
 8769                    ),
 8770                    cx,
 8771                )
 8772            })))
 8773        }
 8774
 8775        fn auth_methods(&self) -> &[acp::AuthMethod] {
 8776            &[]
 8777        }
 8778
 8779        fn authenticate(
 8780            &self,
 8781            _method_id: acp::AuthMethodId,
 8782            _cx: &mut App,
 8783        ) -> Task<gpui::Result<()>> {
 8784            unimplemented!()
 8785        }
 8786
 8787        fn prompt(
 8788            &self,
 8789            _id: Option<acp_thread::UserMessageId>,
 8790            _params: acp::PromptRequest,
 8791            _cx: &mut App,
 8792        ) -> Task<gpui::Result<acp::PromptResponse>> {
 8793            Task::ready(Ok(acp::PromptResponse::new(acp::StopReason::Refusal)))
 8794        }
 8795
 8796        fn cancel(&self, _session_id: &acp::SessionId, _cx: &mut App) {
 8797            unimplemented!()
 8798        }
 8799
 8800        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
 8801            self
 8802        }
 8803    }
 8804
 8805    pub(crate) fn init_test(cx: &mut TestAppContext) {
 8806        cx.update(|cx| {
 8807            let settings_store = SettingsStore::test(cx);
 8808            cx.set_global(settings_store);
 8809            theme::init(theme::LoadThemes::JustBase, cx);
 8810            release_channel::init(semver::Version::new(0, 0, 0), cx);
 8811            prompt_store::init(cx)
 8812        });
 8813    }
 8814
 8815    #[gpui::test]
 8816    async fn test_rewind_views(cx: &mut TestAppContext) {
 8817        init_test(cx);
 8818
 8819        let fs = FakeFs::new(cx.executor());
 8820        fs.insert_tree(
 8821            "/project",
 8822            json!({
 8823                "test1.txt": "old content 1",
 8824                "test2.txt": "old content 2"
 8825            }),
 8826        )
 8827        .await;
 8828        let project = Project::test(fs, [Path::new("/project")], cx).await;
 8829        let (workspace, cx) =
 8830            cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
 8831
 8832        let thread_store = cx.update(|_window, cx| cx.new(|cx| ThreadStore::new(cx)));
 8833        let history = cx.update(|window, cx| cx.new(|cx| AcpThreadHistory::new(None, window, cx)));
 8834
 8835        let connection = Rc::new(StubAgentConnection::new());
 8836        let thread_view = cx.update(|window, cx| {
 8837            cx.new(|cx| {
 8838                AcpThreadView::new(
 8839                    Rc::new(StubAgentServer::new(connection.as_ref().clone())),
 8840                    None,
 8841                    None,
 8842                    workspace.downgrade(),
 8843                    project.clone(),
 8844                    Some(thread_store.clone()),
 8845                    None,
 8846                    history,
 8847                    false,
 8848                    window,
 8849                    cx,
 8850                )
 8851            })
 8852        });
 8853
 8854        cx.run_until_parked();
 8855
 8856        let thread = thread_view
 8857            .read_with(cx, |view, _| view.thread().cloned())
 8858            .unwrap();
 8859
 8860        // First user message
 8861        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(
 8862            acp::ToolCall::new("tool1", "Edit file 1")
 8863                .kind(acp::ToolKind::Edit)
 8864                .status(acp::ToolCallStatus::Completed)
 8865                .content(vec![acp::ToolCallContent::Diff(
 8866                    acp::Diff::new("/project/test1.txt", "new content 1").old_text("old content 1"),
 8867                )]),
 8868        )]);
 8869
 8870        thread
 8871            .update(cx, |thread, cx| thread.send_raw("Give me a diff", cx))
 8872            .await
 8873            .unwrap();
 8874        cx.run_until_parked();
 8875
 8876        thread.read_with(cx, |thread, _| {
 8877            assert_eq!(thread.entries().len(), 2);
 8878        });
 8879
 8880        thread_view.read_with(cx, |view, cx| {
 8881            view.entry_view_state.read_with(cx, |entry_view_state, _| {
 8882                assert!(
 8883                    entry_view_state
 8884                        .entry(0)
 8885                        .unwrap()
 8886                        .message_editor()
 8887                        .is_some()
 8888                );
 8889                assert!(entry_view_state.entry(1).unwrap().has_content());
 8890            });
 8891        });
 8892
 8893        // Second user message
 8894        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(
 8895            acp::ToolCall::new("tool2", "Edit file 2")
 8896                .kind(acp::ToolKind::Edit)
 8897                .status(acp::ToolCallStatus::Completed)
 8898                .content(vec![acp::ToolCallContent::Diff(
 8899                    acp::Diff::new("/project/test2.txt", "new content 2").old_text("old content 2"),
 8900                )]),
 8901        )]);
 8902
 8903        thread
 8904            .update(cx, |thread, cx| thread.send_raw("Another one", cx))
 8905            .await
 8906            .unwrap();
 8907        cx.run_until_parked();
 8908
 8909        let second_user_message_id = thread.read_with(cx, |thread, _| {
 8910            assert_eq!(thread.entries().len(), 4);
 8911            let AgentThreadEntry::UserMessage(user_message) = &thread.entries()[2] else {
 8912                panic!();
 8913            };
 8914            user_message.id.clone().unwrap()
 8915        });
 8916
 8917        thread_view.read_with(cx, |view, cx| {
 8918            view.entry_view_state.read_with(cx, |entry_view_state, _| {
 8919                assert!(
 8920                    entry_view_state
 8921                        .entry(0)
 8922                        .unwrap()
 8923                        .message_editor()
 8924                        .is_some()
 8925                );
 8926                assert!(entry_view_state.entry(1).unwrap().has_content());
 8927                assert!(
 8928                    entry_view_state
 8929                        .entry(2)
 8930                        .unwrap()
 8931                        .message_editor()
 8932                        .is_some()
 8933                );
 8934                assert!(entry_view_state.entry(3).unwrap().has_content());
 8935            });
 8936        });
 8937
 8938        // Rewind to first message
 8939        thread
 8940            .update(cx, |thread, cx| thread.rewind(second_user_message_id, cx))
 8941            .await
 8942            .unwrap();
 8943
 8944        cx.run_until_parked();
 8945
 8946        thread.read_with(cx, |thread, _| {
 8947            assert_eq!(thread.entries().len(), 2);
 8948        });
 8949
 8950        thread_view.read_with(cx, |view, cx| {
 8951            view.entry_view_state.read_with(cx, |entry_view_state, _| {
 8952                assert!(
 8953                    entry_view_state
 8954                        .entry(0)
 8955                        .unwrap()
 8956                        .message_editor()
 8957                        .is_some()
 8958                );
 8959                assert!(entry_view_state.entry(1).unwrap().has_content());
 8960
 8961                // Old views should be dropped
 8962                assert!(entry_view_state.entry(2).is_none());
 8963                assert!(entry_view_state.entry(3).is_none());
 8964            });
 8965        });
 8966    }
 8967
 8968    #[gpui::test]
 8969    async fn test_scroll_to_most_recent_user_prompt(cx: &mut TestAppContext) {
 8970        init_test(cx);
 8971
 8972        let connection = StubAgentConnection::new();
 8973
 8974        // Each user prompt will result in a user message entry plus an agent message entry.
 8975        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 8976            acp::ContentChunk::new("Response 1".into()),
 8977        )]);
 8978
 8979        let (thread_view, cx) =
 8980            setup_thread_view(StubAgentServer::new(connection.clone()), cx).await;
 8981
 8982        let thread = thread_view
 8983            .read_with(cx, |view, _| view.thread().cloned())
 8984            .unwrap();
 8985
 8986        thread
 8987            .update(cx, |thread, cx| thread.send_raw("Prompt 1", cx))
 8988            .await
 8989            .unwrap();
 8990        cx.run_until_parked();
 8991
 8992        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 8993            acp::ContentChunk::new("Response 2".into()),
 8994        )]);
 8995
 8996        thread
 8997            .update(cx, |thread, cx| thread.send_raw("Prompt 2", cx))
 8998            .await
 8999            .unwrap();
 9000        cx.run_until_parked();
 9001
 9002        // Move somewhere else first so we're not trivially already on the last user prompt.
 9003        thread_view.update(cx, |view, cx| {
 9004            view.scroll_to_top(cx);
 9005        });
 9006        cx.run_until_parked();
 9007
 9008        thread_view.update(cx, |view, cx| {
 9009            view.scroll_to_most_recent_user_prompt(cx);
 9010            let scroll_top = view.list_state.logical_scroll_top();
 9011            // Entries layout is: [User1, Assistant1, User2, Assistant2]
 9012            assert_eq!(scroll_top.item_ix, 2);
 9013        });
 9014    }
 9015
 9016    #[gpui::test]
 9017    async fn test_scroll_to_most_recent_user_prompt_falls_back_to_bottom_without_user_messages(
 9018        cx: &mut TestAppContext,
 9019    ) {
 9020        init_test(cx);
 9021
 9022        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
 9023
 9024        // With no entries, scrolling should be a no-op and must not panic.
 9025        thread_view.update(cx, |view, cx| {
 9026            view.scroll_to_most_recent_user_prompt(cx);
 9027            let scroll_top = view.list_state.logical_scroll_top();
 9028            assert_eq!(scroll_top.item_ix, 0);
 9029        });
 9030    }
 9031
 9032    #[gpui::test]
 9033    async fn test_message_editing_cancel(cx: &mut TestAppContext) {
 9034        init_test(cx);
 9035
 9036        let connection = StubAgentConnection::new();
 9037
 9038        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 9039            acp::ContentChunk::new("Response".into()),
 9040        )]);
 9041
 9042        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
 9043        add_to_workspace(thread_view.clone(), cx);
 9044
 9045        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9046        message_editor.update_in(cx, |editor, window, cx| {
 9047            editor.set_text("Original message to edit", window, cx);
 9048        });
 9049        thread_view.update_in(cx, |thread_view, window, cx| {
 9050            thread_view.send(window, cx);
 9051        });
 9052
 9053        cx.run_until_parked();
 9054
 9055        let user_message_editor = thread_view.read_with(cx, |view, cx| {
 9056            assert_eq!(view.editing_message, None);
 9057
 9058            view.entry_view_state
 9059                .read(cx)
 9060                .entry(0)
 9061                .unwrap()
 9062                .message_editor()
 9063                .unwrap()
 9064                .clone()
 9065        });
 9066
 9067        // Focus
 9068        cx.focus(&user_message_editor);
 9069        thread_view.read_with(cx, |view, _cx| {
 9070            assert_eq!(view.editing_message, Some(0));
 9071        });
 9072
 9073        // Edit
 9074        user_message_editor.update_in(cx, |editor, window, cx| {
 9075            editor.set_text("Edited message content", window, cx);
 9076        });
 9077
 9078        // Cancel
 9079        user_message_editor.update_in(cx, |_editor, window, cx| {
 9080            window.dispatch_action(Box::new(editor::actions::Cancel), cx);
 9081        });
 9082
 9083        thread_view.read_with(cx, |view, _cx| {
 9084            assert_eq!(view.editing_message, None);
 9085        });
 9086
 9087        user_message_editor.read_with(cx, |editor, cx| {
 9088            assert_eq!(editor.text(cx), "Original message to edit");
 9089        });
 9090    }
 9091
 9092    #[gpui::test]
 9093    async fn test_message_doesnt_send_if_empty(cx: &mut TestAppContext) {
 9094        init_test(cx);
 9095
 9096        let connection = StubAgentConnection::new();
 9097
 9098        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
 9099        add_to_workspace(thread_view.clone(), cx);
 9100
 9101        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9102        let mut events = cx.events(&message_editor);
 9103        message_editor.update_in(cx, |editor, window, cx| {
 9104            editor.set_text("", window, cx);
 9105        });
 9106
 9107        message_editor.update_in(cx, |_editor, window, cx| {
 9108            window.dispatch_action(Box::new(Chat), cx);
 9109        });
 9110        cx.run_until_parked();
 9111        // We shouldn't have received any messages
 9112        assert!(matches!(
 9113            events.try_next(),
 9114            Err(futures::channel::mpsc::TryRecvError { .. })
 9115        ));
 9116    }
 9117
 9118    #[gpui::test]
 9119    async fn test_message_editing_regenerate(cx: &mut TestAppContext) {
 9120        init_test(cx);
 9121
 9122        let connection = StubAgentConnection::new();
 9123
 9124        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 9125            acp::ContentChunk::new("Response".into()),
 9126        )]);
 9127
 9128        let (thread_view, cx) =
 9129            setup_thread_view(StubAgentServer::new(connection.clone()), cx).await;
 9130        add_to_workspace(thread_view.clone(), cx);
 9131
 9132        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9133        message_editor.update_in(cx, |editor, window, cx| {
 9134            editor.set_text("Original message to edit", window, cx);
 9135        });
 9136        thread_view.update_in(cx, |thread_view, window, cx| {
 9137            thread_view.send(window, cx);
 9138        });
 9139
 9140        cx.run_until_parked();
 9141
 9142        let user_message_editor = thread_view.read_with(cx, |view, cx| {
 9143            assert_eq!(view.editing_message, None);
 9144            assert_eq!(view.thread().unwrap().read(cx).entries().len(), 2);
 9145
 9146            view.entry_view_state
 9147                .read(cx)
 9148                .entry(0)
 9149                .unwrap()
 9150                .message_editor()
 9151                .unwrap()
 9152                .clone()
 9153        });
 9154
 9155        // Focus
 9156        cx.focus(&user_message_editor);
 9157
 9158        // Edit
 9159        user_message_editor.update_in(cx, |editor, window, cx| {
 9160            editor.set_text("Edited message content", window, cx);
 9161        });
 9162
 9163        // Send
 9164        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 9165            acp::ContentChunk::new("New Response".into()),
 9166        )]);
 9167
 9168        user_message_editor.update_in(cx, |_editor, window, cx| {
 9169            window.dispatch_action(Box::new(Chat), cx);
 9170        });
 9171
 9172        cx.run_until_parked();
 9173
 9174        thread_view.read_with(cx, |view, cx| {
 9175            assert_eq!(view.editing_message, None);
 9176
 9177            let entries = view.thread().unwrap().read(cx).entries();
 9178            assert_eq!(entries.len(), 2);
 9179            assert_eq!(
 9180                entries[0].to_markdown(cx),
 9181                "## User\n\nEdited message content\n\n"
 9182            );
 9183            assert_eq!(
 9184                entries[1].to_markdown(cx),
 9185                "## Assistant\n\nNew Response\n\n"
 9186            );
 9187
 9188            let new_editor = view.entry_view_state.read_with(cx, |state, _cx| {
 9189                assert!(!state.entry(1).unwrap().has_content());
 9190                state.entry(0).unwrap().message_editor().unwrap().clone()
 9191            });
 9192
 9193            assert_eq!(new_editor.read(cx).text(cx), "Edited message content");
 9194        })
 9195    }
 9196
 9197    #[gpui::test]
 9198    async fn test_message_editing_while_generating(cx: &mut TestAppContext) {
 9199        init_test(cx);
 9200
 9201        let connection = StubAgentConnection::new();
 9202
 9203        let (thread_view, cx) =
 9204            setup_thread_view(StubAgentServer::new(connection.clone()), cx).await;
 9205        add_to_workspace(thread_view.clone(), cx);
 9206
 9207        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9208        message_editor.update_in(cx, |editor, window, cx| {
 9209            editor.set_text("Original message to edit", window, cx);
 9210        });
 9211        thread_view.update_in(cx, |thread_view, window, cx| {
 9212            thread_view.send(window, cx);
 9213        });
 9214
 9215        cx.run_until_parked();
 9216
 9217        let (user_message_editor, session_id) = thread_view.read_with(cx, |view, cx| {
 9218            let thread = view.thread().unwrap().read(cx);
 9219            assert_eq!(thread.entries().len(), 1);
 9220
 9221            let editor = view
 9222                .entry_view_state
 9223                .read(cx)
 9224                .entry(0)
 9225                .unwrap()
 9226                .message_editor()
 9227                .unwrap()
 9228                .clone();
 9229
 9230            (editor, thread.session_id().clone())
 9231        });
 9232
 9233        // Focus
 9234        cx.focus(&user_message_editor);
 9235
 9236        thread_view.read_with(cx, |view, _cx| {
 9237            assert_eq!(view.editing_message, Some(0));
 9238        });
 9239
 9240        // Edit
 9241        user_message_editor.update_in(cx, |editor, window, cx| {
 9242            editor.set_text("Edited message content", window, cx);
 9243        });
 9244
 9245        thread_view.read_with(cx, |view, _cx| {
 9246            assert_eq!(view.editing_message, Some(0));
 9247        });
 9248
 9249        // Finish streaming response
 9250        cx.update(|_, cx| {
 9251            connection.send_update(
 9252                session_id.clone(),
 9253                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new("Response".into())),
 9254                cx,
 9255            );
 9256            connection.end_turn(session_id, acp::StopReason::EndTurn);
 9257        });
 9258
 9259        thread_view.read_with(cx, |view, _cx| {
 9260            assert_eq!(view.editing_message, Some(0));
 9261        });
 9262
 9263        cx.run_until_parked();
 9264
 9265        // Should still be editing
 9266        cx.update(|window, cx| {
 9267            assert!(user_message_editor.focus_handle(cx).is_focused(window));
 9268            assert_eq!(thread_view.read(cx).editing_message, Some(0));
 9269            assert_eq!(
 9270                user_message_editor.read(cx).text(cx),
 9271                "Edited message content"
 9272            );
 9273        });
 9274    }
 9275
 9276    struct GeneratingThreadSetup {
 9277        thread_view: Entity<AcpThreadView>,
 9278        thread: Entity<AcpThread>,
 9279        message_editor: Entity<MessageEditor>,
 9280    }
 9281
 9282    async fn setup_generating_thread(
 9283        cx: &mut TestAppContext,
 9284    ) -> (GeneratingThreadSetup, &mut VisualTestContext) {
 9285        let connection = StubAgentConnection::new();
 9286
 9287        let (thread_view, cx) =
 9288            setup_thread_view(StubAgentServer::new(connection.clone()), cx).await;
 9289        add_to_workspace(thread_view.clone(), cx);
 9290
 9291        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9292        message_editor.update_in(cx, |editor, window, cx| {
 9293            editor.set_text("Hello", window, cx);
 9294        });
 9295        thread_view.update_in(cx, |thread_view, window, cx| {
 9296            thread_view.send(window, cx);
 9297        });
 9298
 9299        let (thread, session_id) = thread_view.read_with(cx, |view, cx| {
 9300            let thread = view.thread().unwrap();
 9301            (thread.clone(), thread.read(cx).session_id().clone())
 9302        });
 9303
 9304        cx.run_until_parked();
 9305
 9306        cx.update(|_, cx| {
 9307            connection.send_update(
 9308                session_id.clone(),
 9309                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new(
 9310                    "Response chunk".into(),
 9311                )),
 9312                cx,
 9313            );
 9314        });
 9315
 9316        cx.run_until_parked();
 9317
 9318        thread.read_with(cx, |thread, _cx| {
 9319            assert_eq!(thread.status(), ThreadStatus::Generating);
 9320        });
 9321
 9322        (
 9323            GeneratingThreadSetup {
 9324                thread_view,
 9325                thread,
 9326                message_editor,
 9327            },
 9328            cx,
 9329        )
 9330    }
 9331
 9332    #[gpui::test]
 9333    async fn test_escape_cancels_generation_from_conversation_focus(cx: &mut TestAppContext) {
 9334        init_test(cx);
 9335
 9336        let (setup, cx) = setup_generating_thread(cx).await;
 9337
 9338        let focus_handle = setup
 9339            .thread_view
 9340            .read_with(cx, |view, _cx| view.focus_handle.clone());
 9341        cx.update(|window, cx| {
 9342            window.focus(&focus_handle, cx);
 9343        });
 9344
 9345        setup.thread_view.update_in(cx, |_, window, cx| {
 9346            window.dispatch_action(menu::Cancel.boxed_clone(), cx);
 9347        });
 9348
 9349        cx.run_until_parked();
 9350
 9351        setup.thread.read_with(cx, |thread, _cx| {
 9352            assert_eq!(thread.status(), ThreadStatus::Idle);
 9353        });
 9354    }
 9355
 9356    #[gpui::test]
 9357    async fn test_escape_cancels_generation_from_editor_focus(cx: &mut TestAppContext) {
 9358        init_test(cx);
 9359
 9360        let (setup, cx) = setup_generating_thread(cx).await;
 9361
 9362        let editor_focus_handle = setup
 9363            .message_editor
 9364            .read_with(cx, |editor, cx| editor.focus_handle(cx));
 9365        cx.update(|window, cx| {
 9366            window.focus(&editor_focus_handle, cx);
 9367        });
 9368
 9369        setup.message_editor.update_in(cx, |_, window, cx| {
 9370            window.dispatch_action(editor::actions::Cancel.boxed_clone(), cx);
 9371        });
 9372
 9373        cx.run_until_parked();
 9374
 9375        setup.thread.read_with(cx, |thread, _cx| {
 9376            assert_eq!(thread.status(), ThreadStatus::Idle);
 9377        });
 9378    }
 9379
 9380    #[gpui::test]
 9381    async fn test_escape_when_idle_is_noop(cx: &mut TestAppContext) {
 9382        init_test(cx);
 9383
 9384        let (thread_view, cx) =
 9385            setup_thread_view(StubAgentServer::new(StubAgentConnection::new()), cx).await;
 9386        add_to_workspace(thread_view.clone(), cx);
 9387
 9388        let thread = thread_view.read_with(cx, |view, _cx| view.thread().unwrap().clone());
 9389
 9390        thread.read_with(cx, |thread, _cx| {
 9391            assert_eq!(thread.status(), ThreadStatus::Idle);
 9392        });
 9393
 9394        let focus_handle = thread_view.read_with(cx, |view, _cx| view.focus_handle.clone());
 9395        cx.update(|window, cx| {
 9396            window.focus(&focus_handle, cx);
 9397        });
 9398
 9399        thread_view.update_in(cx, |_, window, cx| {
 9400            window.dispatch_action(menu::Cancel.boxed_clone(), cx);
 9401        });
 9402
 9403        cx.run_until_parked();
 9404
 9405        thread.read_with(cx, |thread, _cx| {
 9406            assert_eq!(thread.status(), ThreadStatus::Idle);
 9407        });
 9408    }
 9409
 9410    #[gpui::test]
 9411    async fn test_interrupt(cx: &mut TestAppContext) {
 9412        init_test(cx);
 9413
 9414        let connection = StubAgentConnection::new();
 9415
 9416        let (thread_view, cx) =
 9417            setup_thread_view(StubAgentServer::new(connection.clone()), cx).await;
 9418        add_to_workspace(thread_view.clone(), cx);
 9419
 9420        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9421        message_editor.update_in(cx, |editor, window, cx| {
 9422            editor.set_text("Message 1", window, cx);
 9423        });
 9424        thread_view.update_in(cx, |thread_view, window, cx| {
 9425            thread_view.send(window, cx);
 9426        });
 9427
 9428        let (thread, session_id) = thread_view.read_with(cx, |view, cx| {
 9429            let thread = view.thread().unwrap();
 9430
 9431            (thread.clone(), thread.read(cx).session_id().clone())
 9432        });
 9433
 9434        cx.run_until_parked();
 9435
 9436        cx.update(|_, cx| {
 9437            connection.send_update(
 9438                session_id.clone(),
 9439                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new(
 9440                    "Message 1 resp".into(),
 9441                )),
 9442                cx,
 9443            );
 9444        });
 9445
 9446        cx.run_until_parked();
 9447
 9448        thread.read_with(cx, |thread, cx| {
 9449            assert_eq!(
 9450                thread.to_markdown(cx),
 9451                indoc::indoc! {"
 9452                    ## User
 9453
 9454                    Message 1
 9455
 9456                    ## Assistant
 9457
 9458                    Message 1 resp
 9459
 9460                "}
 9461            )
 9462        });
 9463
 9464        message_editor.update_in(cx, |editor, window, cx| {
 9465            editor.set_text("Message 2", window, cx);
 9466        });
 9467        thread_view.update_in(cx, |thread_view, window, cx| {
 9468            thread_view.interrupt_and_send(window, cx);
 9469        });
 9470
 9471        cx.update(|_, cx| {
 9472            // Simulate a response sent after beginning to cancel
 9473            connection.send_update(
 9474                session_id.clone(),
 9475                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new("onse".into())),
 9476                cx,
 9477            );
 9478        });
 9479
 9480        cx.run_until_parked();
 9481
 9482        // Last Message 1 response should appear before Message 2
 9483        thread.read_with(cx, |thread, cx| {
 9484            assert_eq!(
 9485                thread.to_markdown(cx),
 9486                indoc::indoc! {"
 9487                    ## User
 9488
 9489                    Message 1
 9490
 9491                    ## Assistant
 9492
 9493                    Message 1 response
 9494
 9495                    ## User
 9496
 9497                    Message 2
 9498
 9499                "}
 9500            )
 9501        });
 9502
 9503        cx.update(|_, cx| {
 9504            connection.send_update(
 9505                session_id.clone(),
 9506                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new(
 9507                    "Message 2 response".into(),
 9508                )),
 9509                cx,
 9510            );
 9511            connection.end_turn(session_id.clone(), acp::StopReason::EndTurn);
 9512        });
 9513
 9514        cx.run_until_parked();
 9515
 9516        thread.read_with(cx, |thread, cx| {
 9517            assert_eq!(
 9518                thread.to_markdown(cx),
 9519                indoc::indoc! {"
 9520                    ## User
 9521
 9522                    Message 1
 9523
 9524                    ## Assistant
 9525
 9526                    Message 1 response
 9527
 9528                    ## User
 9529
 9530                    Message 2
 9531
 9532                    ## Assistant
 9533
 9534                    Message 2 response
 9535
 9536                "}
 9537            )
 9538        });
 9539    }
 9540
 9541    #[gpui::test]
 9542    async fn test_message_editing_insert_selections(cx: &mut TestAppContext) {
 9543        init_test(cx);
 9544
 9545        let connection = StubAgentConnection::new();
 9546        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 9547            acp::ContentChunk::new("Response".into()),
 9548        )]);
 9549
 9550        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
 9551        add_to_workspace(thread_view.clone(), cx);
 9552
 9553        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9554        message_editor.update_in(cx, |editor, window, cx| {
 9555            editor.set_text("Original message to edit", window, cx)
 9556        });
 9557        thread_view.update_in(cx, |thread_view, window, cx| thread_view.send(window, cx));
 9558        cx.run_until_parked();
 9559
 9560        let user_message_editor = thread_view.read_with(cx, |thread_view, cx| {
 9561            thread_view
 9562                .entry_view_state
 9563                .read(cx)
 9564                .entry(0)
 9565                .expect("Should have at least one entry")
 9566                .message_editor()
 9567                .expect("Should have message editor")
 9568                .clone()
 9569        });
 9570
 9571        cx.focus(&user_message_editor);
 9572        thread_view.read_with(cx, |thread_view, _cx| {
 9573            assert_eq!(thread_view.editing_message, Some(0));
 9574        });
 9575
 9576        // Ensure to edit the focused message before proceeding otherwise, since
 9577        // its content is not different from what was sent, focus will be lost.
 9578        user_message_editor.update_in(cx, |editor, window, cx| {
 9579            editor.set_text("Original message to edit with ", window, cx)
 9580        });
 9581
 9582        // Create a simple buffer with some text so we can create a selection
 9583        // that will then be added to the message being edited.
 9584        let (workspace, project) = thread_view.read_with(cx, |thread_view, _cx| {
 9585            (thread_view.workspace.clone(), thread_view.project.clone())
 9586        });
 9587        let buffer = project.update(cx, |project, cx| {
 9588            project.create_local_buffer("let a = 10 + 10;", None, false, cx)
 9589        });
 9590
 9591        workspace
 9592            .update_in(cx, |workspace, window, cx| {
 9593                let editor = cx.new(|cx| {
 9594                    let mut editor =
 9595                        Editor::for_buffer(buffer.clone(), Some(project.clone()), window, cx);
 9596
 9597                    editor.change_selections(Default::default(), window, cx, |selections| {
 9598                        selections.select_ranges([MultiBufferOffset(8)..MultiBufferOffset(15)]);
 9599                    });
 9600
 9601                    editor
 9602                });
 9603                workspace.add_item_to_active_pane(Box::new(editor), None, false, window, cx);
 9604            })
 9605            .unwrap();
 9606
 9607        thread_view.update_in(cx, |thread_view, window, cx| {
 9608            assert_eq!(thread_view.editing_message, Some(0));
 9609            thread_view.insert_selections(window, cx);
 9610        });
 9611
 9612        user_message_editor.read_with(cx, |editor, cx| {
 9613            let text = editor.editor().read(cx).text(cx);
 9614            let expected_text = String::from("Original message to edit with selection ");
 9615
 9616            assert_eq!(text, expected_text);
 9617        });
 9618    }
 9619
 9620    #[gpui::test]
 9621    async fn test_insert_selections(cx: &mut TestAppContext) {
 9622        init_test(cx);
 9623
 9624        let connection = StubAgentConnection::new();
 9625        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
 9626            acp::ContentChunk::new("Response".into()),
 9627        )]);
 9628
 9629        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
 9630        add_to_workspace(thread_view.clone(), cx);
 9631
 9632        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9633        message_editor.update_in(cx, |editor, window, cx| {
 9634            editor.set_text("Can you review this snippet ", window, cx)
 9635        });
 9636
 9637        // Create a simple buffer with some text so we can create a selection
 9638        // that will then be added to the message being edited.
 9639        let (workspace, project) = thread_view.read_with(cx, |thread_view, _cx| {
 9640            (thread_view.workspace.clone(), thread_view.project.clone())
 9641        });
 9642        let buffer = project.update(cx, |project, cx| {
 9643            project.create_local_buffer("let a = 10 + 10;", None, false, cx)
 9644        });
 9645
 9646        workspace
 9647            .update_in(cx, |workspace, window, cx| {
 9648                let editor = cx.new(|cx| {
 9649                    let mut editor =
 9650                        Editor::for_buffer(buffer.clone(), Some(project.clone()), window, cx);
 9651
 9652                    editor.change_selections(Default::default(), window, cx, |selections| {
 9653                        selections.select_ranges([MultiBufferOffset(8)..MultiBufferOffset(15)]);
 9654                    });
 9655
 9656                    editor
 9657                });
 9658                workspace.add_item_to_active_pane(Box::new(editor), None, false, window, cx);
 9659            })
 9660            .unwrap();
 9661
 9662        thread_view.update_in(cx, |thread_view, window, cx| {
 9663            assert_eq!(thread_view.editing_message, None);
 9664            thread_view.insert_selections(window, cx);
 9665        });
 9666
 9667        thread_view.read_with(cx, |thread_view, cx| {
 9668            let text = thread_view.message_editor.read(cx).text(cx);
 9669            let expected_txt = String::from("Can you review this snippet selection ");
 9670
 9671            assert_eq!(text, expected_txt);
 9672        })
 9673    }
 9674
 9675    #[gpui::test]
 9676    async fn test_tool_permission_buttons_terminal_with_pattern(cx: &mut TestAppContext) {
 9677        init_test(cx);
 9678
 9679        let tool_call_id = acp::ToolCallId::new("terminal-1");
 9680        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Run `cargo build --release`")
 9681            .kind(acp::ToolKind::Edit);
 9682
 9683        let permission_options = ToolPermissionContext::new("terminal", "cargo build --release")
 9684            .build_permission_options();
 9685
 9686        let connection =
 9687            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
 9688                tool_call_id.clone(),
 9689                permission_options,
 9690            )]));
 9691
 9692        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
 9693
 9694        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
 9695
 9696        // Disable notifications to avoid popup windows
 9697        cx.update(|_window, cx| {
 9698            AgentSettings::override_global(
 9699                AgentSettings {
 9700                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
 9701                    ..AgentSettings::get_global(cx).clone()
 9702                },
 9703                cx,
 9704            );
 9705        });
 9706
 9707        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9708        message_editor.update_in(cx, |editor, window, cx| {
 9709            editor.set_text("Run cargo build", window, cx);
 9710        });
 9711
 9712        thread_view.update_in(cx, |thread_view, window, cx| {
 9713            thread_view.send(window, cx);
 9714        });
 9715
 9716        cx.run_until_parked();
 9717
 9718        // Verify the tool call is in WaitingForConfirmation state with the expected options
 9719        thread_view.read_with(cx, |thread_view, cx| {
 9720            let thread = thread_view.thread().expect("Thread should exist");
 9721            let thread = thread.read(cx);
 9722
 9723            let tool_call = thread.entries().iter().find_map(|entry| {
 9724                if let acp_thread::AgentThreadEntry::ToolCall(call) = entry {
 9725                    Some(call)
 9726                } else {
 9727                    None
 9728                }
 9729            });
 9730
 9731            assert!(tool_call.is_some(), "Expected a tool call entry");
 9732            let tool_call = tool_call.unwrap();
 9733
 9734            // Verify it's waiting for confirmation
 9735            assert!(
 9736                matches!(
 9737                    tool_call.status,
 9738                    acp_thread::ToolCallStatus::WaitingForConfirmation { .. }
 9739                ),
 9740                "Expected WaitingForConfirmation status, got {:?}",
 9741                tool_call.status
 9742            );
 9743
 9744            // Verify the options count (granularity options only, no separate Deny option)
 9745            if let acp_thread::ToolCallStatus::WaitingForConfirmation { options, .. } =
 9746                &tool_call.status
 9747            {
 9748                assert_eq!(
 9749                    options.len(),
 9750                    3,
 9751                    "Expected 3 permission options (granularity only)"
 9752                );
 9753
 9754                // Verify specific button labels (now using neutral names)
 9755                let labels: Vec<&str> = options.iter().map(|o| o.name.as_ref()).collect();
 9756                assert!(
 9757                    labels.contains(&"Always for terminal"),
 9758                    "Missing 'Always for terminal' option"
 9759                );
 9760                assert!(
 9761                    labels.contains(&"Always for `cargo` commands"),
 9762                    "Missing pattern option"
 9763                );
 9764                assert!(
 9765                    labels.contains(&"Only this time"),
 9766                    "Missing 'Only this time' option"
 9767                );
 9768            }
 9769        });
 9770    }
 9771
 9772    #[gpui::test]
 9773    async fn test_tool_permission_buttons_edit_file_with_path_pattern(cx: &mut TestAppContext) {
 9774        init_test(cx);
 9775
 9776        let tool_call_id = acp::ToolCallId::new("edit-file-1");
 9777        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Edit `src/main.rs`")
 9778            .kind(acp::ToolKind::Edit);
 9779
 9780        let permission_options =
 9781            ToolPermissionContext::new("edit_file", "src/main.rs").build_permission_options();
 9782
 9783        let connection =
 9784            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
 9785                tool_call_id.clone(),
 9786                permission_options,
 9787            )]));
 9788
 9789        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
 9790
 9791        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
 9792
 9793        // Disable notifications
 9794        cx.update(|_window, cx| {
 9795            AgentSettings::override_global(
 9796                AgentSettings {
 9797                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
 9798                    ..AgentSettings::get_global(cx).clone()
 9799                },
 9800                cx,
 9801            );
 9802        });
 9803
 9804        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9805        message_editor.update_in(cx, |editor, window, cx| {
 9806            editor.set_text("Edit the main file", window, cx);
 9807        });
 9808
 9809        thread_view.update_in(cx, |thread_view, window, cx| {
 9810            thread_view.send(window, cx);
 9811        });
 9812
 9813        cx.run_until_parked();
 9814
 9815        // Verify the options
 9816        thread_view.read_with(cx, |thread_view, cx| {
 9817            let thread = thread_view.thread().expect("Thread should exist");
 9818            let thread = thread.read(cx);
 9819
 9820            let tool_call = thread.entries().iter().find_map(|entry| {
 9821                if let acp_thread::AgentThreadEntry::ToolCall(call) = entry {
 9822                    Some(call)
 9823                } else {
 9824                    None
 9825                }
 9826            });
 9827
 9828            assert!(tool_call.is_some(), "Expected a tool call entry");
 9829            let tool_call = tool_call.unwrap();
 9830
 9831            if let acp_thread::ToolCallStatus::WaitingForConfirmation { options, .. } =
 9832                &tool_call.status
 9833            {
 9834                let labels: Vec<&str> = options.iter().map(|o| o.name.as_ref()).collect();
 9835                assert!(
 9836                    labels.contains(&"Always for edit file"),
 9837                    "Missing 'Always for edit file' option"
 9838                );
 9839                assert!(
 9840                    labels.contains(&"Always for `src/`"),
 9841                    "Missing path pattern option"
 9842                );
 9843            } else {
 9844                panic!("Expected WaitingForConfirmation status");
 9845            }
 9846        });
 9847    }
 9848
 9849    #[gpui::test]
 9850    async fn test_tool_permission_buttons_fetch_with_domain_pattern(cx: &mut TestAppContext) {
 9851        init_test(cx);
 9852
 9853        let tool_call_id = acp::ToolCallId::new("fetch-1");
 9854        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Fetch `https://docs.rs/gpui`")
 9855            .kind(acp::ToolKind::Fetch);
 9856
 9857        let permission_options =
 9858            ToolPermissionContext::new("fetch", "https://docs.rs/gpui").build_permission_options();
 9859
 9860        let connection =
 9861            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
 9862                tool_call_id.clone(),
 9863                permission_options,
 9864            )]));
 9865
 9866        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
 9867
 9868        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
 9869
 9870        // Disable notifications
 9871        cx.update(|_window, cx| {
 9872            AgentSettings::override_global(
 9873                AgentSettings {
 9874                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
 9875                    ..AgentSettings::get_global(cx).clone()
 9876                },
 9877                cx,
 9878            );
 9879        });
 9880
 9881        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9882        message_editor.update_in(cx, |editor, window, cx| {
 9883            editor.set_text("Fetch the docs", window, cx);
 9884        });
 9885
 9886        thread_view.update_in(cx, |thread_view, window, cx| {
 9887            thread_view.send(window, cx);
 9888        });
 9889
 9890        cx.run_until_parked();
 9891
 9892        // Verify the options
 9893        thread_view.read_with(cx, |thread_view, cx| {
 9894            let thread = thread_view.thread().expect("Thread should exist");
 9895            let thread = thread.read(cx);
 9896
 9897            let tool_call = thread.entries().iter().find_map(|entry| {
 9898                if let acp_thread::AgentThreadEntry::ToolCall(call) = entry {
 9899                    Some(call)
 9900                } else {
 9901                    None
 9902                }
 9903            });
 9904
 9905            assert!(tool_call.is_some(), "Expected a tool call entry");
 9906            let tool_call = tool_call.unwrap();
 9907
 9908            if let acp_thread::ToolCallStatus::WaitingForConfirmation { options, .. } =
 9909                &tool_call.status
 9910            {
 9911                let labels: Vec<&str> = options.iter().map(|o| o.name.as_ref()).collect();
 9912                assert!(
 9913                    labels.contains(&"Always for fetch"),
 9914                    "Missing 'Always for fetch' option"
 9915                );
 9916                assert!(
 9917                    labels.contains(&"Always for `docs.rs`"),
 9918                    "Missing domain pattern option"
 9919                );
 9920            } else {
 9921                panic!("Expected WaitingForConfirmation status");
 9922            }
 9923        });
 9924    }
 9925
 9926    #[gpui::test]
 9927    async fn test_tool_permission_buttons_without_pattern(cx: &mut TestAppContext) {
 9928        init_test(cx);
 9929
 9930        let tool_call_id = acp::ToolCallId::new("terminal-no-pattern-1");
 9931        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Run `./deploy.sh --production`")
 9932            .kind(acp::ToolKind::Edit);
 9933
 9934        // No pattern button since ./deploy.sh doesn't match the alphanumeric pattern
 9935        let permission_options = ToolPermissionContext::new("terminal", "./deploy.sh --production")
 9936            .build_permission_options();
 9937
 9938        let connection =
 9939            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
 9940                tool_call_id.clone(),
 9941                permission_options,
 9942            )]));
 9943
 9944        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
 9945
 9946        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
 9947
 9948        // Disable notifications
 9949        cx.update(|_window, cx| {
 9950            AgentSettings::override_global(
 9951                AgentSettings {
 9952                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
 9953                    ..AgentSettings::get_global(cx).clone()
 9954                },
 9955                cx,
 9956            );
 9957        });
 9958
 9959        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
 9960        message_editor.update_in(cx, |editor, window, cx| {
 9961            editor.set_text("Run the deploy script", window, cx);
 9962        });
 9963
 9964        thread_view.update_in(cx, |thread_view, window, cx| {
 9965            thread_view.send(window, cx);
 9966        });
 9967
 9968        cx.run_until_parked();
 9969
 9970        // Verify only 2 options (no pattern button when command doesn't match pattern)
 9971        thread_view.read_with(cx, |thread_view, cx| {
 9972            let thread = thread_view.thread().expect("Thread should exist");
 9973            let thread = thread.read(cx);
 9974
 9975            let tool_call = thread.entries().iter().find_map(|entry| {
 9976                if let acp_thread::AgentThreadEntry::ToolCall(call) = entry {
 9977                    Some(call)
 9978                } else {
 9979                    None
 9980                }
 9981            });
 9982
 9983            assert!(tool_call.is_some(), "Expected a tool call entry");
 9984            let tool_call = tool_call.unwrap();
 9985
 9986            if let acp_thread::ToolCallStatus::WaitingForConfirmation { options, .. } =
 9987                &tool_call.status
 9988            {
 9989                assert_eq!(
 9990                    options.len(),
 9991                    2,
 9992                    "Expected 2 permission options (no pattern option)"
 9993                );
 9994
 9995                let labels: Vec<&str> = options.iter().map(|o| o.name.as_ref()).collect();
 9996                assert!(
 9997                    labels.contains(&"Always for terminal"),
 9998                    "Missing 'Always for terminal' option"
 9999                );
10000                assert!(
10001                    labels.contains(&"Only this time"),
10002                    "Missing 'Only this time' option"
10003                );
10004                // Should NOT contain a pattern option
10005                assert!(
10006                    !labels.iter().any(|l| l.contains("commands")),
10007                    "Should not have pattern option"
10008                );
10009            } else {
10010                panic!("Expected WaitingForConfirmation status");
10011            }
10012        });
10013    }
10014
10015    #[gpui::test]
10016    async fn test_authorize_tool_call_action_triggers_authorization(cx: &mut TestAppContext) {
10017        init_test(cx);
10018
10019        let tool_call_id = acp::ToolCallId::new("action-test-1");
10020        let tool_call =
10021            acp::ToolCall::new(tool_call_id.clone(), "Run `cargo test`").kind(acp::ToolKind::Edit);
10022
10023        let permission_options =
10024            ToolPermissionContext::new("terminal", "cargo test").build_permission_options();
10025
10026        let connection =
10027            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
10028                tool_call_id.clone(),
10029                permission_options,
10030            )]));
10031
10032        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
10033
10034        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10035        add_to_workspace(thread_view.clone(), cx);
10036
10037        cx.update(|_window, cx| {
10038            AgentSettings::override_global(
10039                AgentSettings {
10040                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
10041                    ..AgentSettings::get_global(cx).clone()
10042                },
10043                cx,
10044            );
10045        });
10046
10047        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10048        message_editor.update_in(cx, |editor, window, cx| {
10049            editor.set_text("Run tests", window, cx);
10050        });
10051
10052        thread_view.update_in(cx, |thread_view, window, cx| {
10053            thread_view.send(window, cx);
10054        });
10055
10056        cx.run_until_parked();
10057
10058        // Verify tool call is waiting for confirmation
10059        thread_view.read_with(cx, |thread_view, cx| {
10060            let thread = thread_view.thread().expect("Thread should exist");
10061            let thread = thread.read(cx);
10062            let tool_call = thread.first_tool_awaiting_confirmation();
10063            assert!(
10064                tool_call.is_some(),
10065                "Expected a tool call waiting for confirmation"
10066            );
10067        });
10068
10069        // Dispatch the AuthorizeToolCall action (simulating dropdown menu selection)
10070        thread_view.update_in(cx, |_, window, cx| {
10071            window.dispatch_action(
10072                crate::AuthorizeToolCall {
10073                    tool_call_id: "action-test-1".to_string(),
10074                    option_id: "allow".to_string(),
10075                    option_kind: "AllowOnce".to_string(),
10076                }
10077                .boxed_clone(),
10078                cx,
10079            );
10080        });
10081
10082        cx.run_until_parked();
10083
10084        // Verify tool call is no longer waiting for confirmation (was authorized)
10085        thread_view.read_with(cx, |thread_view, cx| {
10086            let thread = thread_view.thread().expect("Thread should exist");
10087            let thread = thread.read(cx);
10088            let tool_call = thread.first_tool_awaiting_confirmation();
10089            assert!(
10090                tool_call.is_none(),
10091                "Tool call should no longer be waiting for confirmation after AuthorizeToolCall action"
10092            );
10093        });
10094    }
10095
10096    #[gpui::test]
10097    async fn test_authorize_tool_call_action_with_pattern_option(cx: &mut TestAppContext) {
10098        init_test(cx);
10099
10100        let tool_call_id = acp::ToolCallId::new("pattern-action-test-1");
10101        let tool_call =
10102            acp::ToolCall::new(tool_call_id.clone(), "Run `npm install`").kind(acp::ToolKind::Edit);
10103
10104        let permission_options =
10105            ToolPermissionContext::new("terminal", "npm install").build_permission_options();
10106
10107        let connection =
10108            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
10109                tool_call_id.clone(),
10110                permission_options.clone(),
10111            )]));
10112
10113        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
10114
10115        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10116        add_to_workspace(thread_view.clone(), cx);
10117
10118        cx.update(|_window, cx| {
10119            AgentSettings::override_global(
10120                AgentSettings {
10121                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
10122                    ..AgentSettings::get_global(cx).clone()
10123                },
10124                cx,
10125            );
10126        });
10127
10128        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10129        message_editor.update_in(cx, |editor, window, cx| {
10130            editor.set_text("Install dependencies", window, cx);
10131        });
10132
10133        thread_view.update_in(cx, |thread_view, window, cx| {
10134            thread_view.send(window, cx);
10135        });
10136
10137        cx.run_until_parked();
10138
10139        // Find the pattern option ID
10140        let pattern_option = permission_options
10141            .iter()
10142            .find(|o| o.option_id.0.starts_with("always_pattern:"))
10143            .expect("Should have a pattern option for npm command");
10144
10145        // Dispatch action with the pattern option (simulating "Always allow `npm` commands")
10146        thread_view.update_in(cx, |_, window, cx| {
10147            window.dispatch_action(
10148                crate::AuthorizeToolCall {
10149                    tool_call_id: "pattern-action-test-1".to_string(),
10150                    option_id: pattern_option.option_id.0.to_string(),
10151                    option_kind: "AllowAlways".to_string(),
10152                }
10153                .boxed_clone(),
10154                cx,
10155            );
10156        });
10157
10158        cx.run_until_parked();
10159
10160        // Verify tool call was authorized
10161        thread_view.read_with(cx, |thread_view, cx| {
10162            let thread = thread_view.thread().expect("Thread should exist");
10163            let thread = thread.read(cx);
10164            let tool_call = thread.first_tool_awaiting_confirmation();
10165            assert!(
10166                tool_call.is_none(),
10167                "Tool call should be authorized after selecting pattern option"
10168            );
10169        });
10170    }
10171
10172    #[gpui::test]
10173    async fn test_granularity_selection_updates_state(cx: &mut TestAppContext) {
10174        init_test(cx);
10175
10176        let tool_call_id = acp::ToolCallId::new("granularity-test-1");
10177        let tool_call =
10178            acp::ToolCall::new(tool_call_id.clone(), "Run `cargo build`").kind(acp::ToolKind::Edit);
10179
10180        let permission_options =
10181            ToolPermissionContext::new("terminal", "cargo build").build_permission_options();
10182
10183        let connection =
10184            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
10185                tool_call_id.clone(),
10186                permission_options.clone(),
10187            )]));
10188
10189        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
10190
10191        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10192        add_to_workspace(thread_view.clone(), cx);
10193
10194        cx.update(|_window, cx| {
10195            AgentSettings::override_global(
10196                AgentSettings {
10197                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
10198                    ..AgentSettings::get_global(cx).clone()
10199                },
10200                cx,
10201            );
10202        });
10203
10204        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10205        message_editor.update_in(cx, |editor, window, cx| {
10206            editor.set_text("Build the project", window, cx);
10207        });
10208
10209        thread_view.update_in(cx, |thread_view, window, cx| {
10210            thread_view.send(window, cx);
10211        });
10212
10213        cx.run_until_parked();
10214
10215        // Verify default granularity is the last option (index 2 = "Only this time")
10216        thread_view.read_with(cx, |thread_view, _cx| {
10217            let selected = thread_view
10218                .selected_permission_granularity
10219                .get(&tool_call_id);
10220            assert!(
10221                selected.is_none(),
10222                "Should have no selection initially (defaults to last)"
10223            );
10224        });
10225
10226        // Select the first option (index 0 = "Always for terminal")
10227        thread_view.update_in(cx, |_, window, cx| {
10228            window.dispatch_action(
10229                crate::SelectPermissionGranularity {
10230                    tool_call_id: "granularity-test-1".to_string(),
10231                    index: 0,
10232                }
10233                .boxed_clone(),
10234                cx,
10235            );
10236        });
10237
10238        cx.run_until_parked();
10239
10240        // Verify the selection was updated
10241        thread_view.read_with(cx, |thread_view, _cx| {
10242            let selected = thread_view
10243                .selected_permission_granularity
10244                .get(&tool_call_id);
10245            assert_eq!(selected, Some(&0), "Should have selected index 0");
10246        });
10247    }
10248
10249    #[gpui::test]
10250    async fn test_allow_button_uses_selected_granularity(cx: &mut TestAppContext) {
10251        init_test(cx);
10252
10253        let tool_call_id = acp::ToolCallId::new("allow-granularity-test-1");
10254        let tool_call =
10255            acp::ToolCall::new(tool_call_id.clone(), "Run `npm install`").kind(acp::ToolKind::Edit);
10256
10257        let permission_options =
10258            ToolPermissionContext::new("terminal", "npm install").build_permission_options();
10259
10260        // Verify we have the expected options
10261        assert_eq!(permission_options.len(), 3);
10262        assert!(
10263            permission_options[0]
10264                .option_id
10265                .0
10266                .contains("always:terminal")
10267        );
10268        assert!(
10269            permission_options[1]
10270                .option_id
10271                .0
10272                .contains("always_pattern:terminal")
10273        );
10274        assert_eq!(permission_options[2].option_id.0.as_ref(), "once");
10275
10276        let connection =
10277            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
10278                tool_call_id.clone(),
10279                permission_options.clone(),
10280            )]));
10281
10282        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
10283
10284        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10285        add_to_workspace(thread_view.clone(), cx);
10286
10287        cx.update(|_window, cx| {
10288            AgentSettings::override_global(
10289                AgentSettings {
10290                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
10291                    ..AgentSettings::get_global(cx).clone()
10292                },
10293                cx,
10294            );
10295        });
10296
10297        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10298        message_editor.update_in(cx, |editor, window, cx| {
10299            editor.set_text("Install dependencies", window, cx);
10300        });
10301
10302        thread_view.update_in(cx, |thread_view, window, cx| {
10303            thread_view.send(window, cx);
10304        });
10305
10306        cx.run_until_parked();
10307
10308        // Select the pattern option (index 1 = "Always for `npm` commands")
10309        thread_view.update_in(cx, |_, window, cx| {
10310            window.dispatch_action(
10311                crate::SelectPermissionGranularity {
10312                    tool_call_id: "allow-granularity-test-1".to_string(),
10313                    index: 1,
10314                }
10315                .boxed_clone(),
10316                cx,
10317            );
10318        });
10319
10320        cx.run_until_parked();
10321
10322        // Simulate clicking the Allow button by dispatching AllowOnce action
10323        // which should use the selected granularity
10324        thread_view.update_in(cx, |thread_view, window, cx| {
10325            thread_view.allow_once(&AllowOnce, window, cx);
10326        });
10327
10328        cx.run_until_parked();
10329
10330        // Verify tool call was authorized
10331        thread_view.read_with(cx, |thread_view, cx| {
10332            let thread = thread_view.thread().expect("Thread should exist");
10333            let thread = thread.read(cx);
10334            let tool_call = thread.first_tool_awaiting_confirmation();
10335            assert!(
10336                tool_call.is_none(),
10337                "Tool call should be authorized after Allow with pattern granularity"
10338            );
10339        });
10340    }
10341
10342    #[gpui::test]
10343    async fn test_deny_button_uses_selected_granularity(cx: &mut TestAppContext) {
10344        init_test(cx);
10345
10346        let tool_call_id = acp::ToolCallId::new("deny-granularity-test-1");
10347        let tool_call =
10348            acp::ToolCall::new(tool_call_id.clone(), "Run `git push`").kind(acp::ToolKind::Edit);
10349
10350        let permission_options =
10351            ToolPermissionContext::new("terminal", "git push").build_permission_options();
10352
10353        let connection =
10354            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
10355                tool_call_id.clone(),
10356                permission_options.clone(),
10357            )]));
10358
10359        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
10360
10361        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
10362        add_to_workspace(thread_view.clone(), cx);
10363
10364        cx.update(|_window, cx| {
10365            AgentSettings::override_global(
10366                AgentSettings {
10367                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
10368                    ..AgentSettings::get_global(cx).clone()
10369                },
10370                cx,
10371            );
10372        });
10373
10374        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
10375        message_editor.update_in(cx, |editor, window, cx| {
10376            editor.set_text("Push changes", window, cx);
10377        });
10378
10379        thread_view.update_in(cx, |thread_view, window, cx| {
10380            thread_view.send(window, cx);
10381        });
10382
10383        cx.run_until_parked();
10384
10385        // Use default granularity (last option = "Only this time")
10386        // Simulate clicking the Deny button
10387        thread_view.update_in(cx, |thread_view, window, cx| {
10388            thread_view.reject_once(&RejectOnce, window, cx);
10389        });
10390
10391        cx.run_until_parked();
10392
10393        // Verify tool call was rejected (no longer waiting for confirmation)
10394        thread_view.read_with(cx, |thread_view, cx| {
10395            let thread = thread_view.thread().expect("Thread should exist");
10396            let thread = thread.read(cx);
10397            let tool_call = thread.first_tool_awaiting_confirmation();
10398            assert!(
10399                tool_call.is_none(),
10400                "Tool call should be rejected after Deny"
10401            );
10402        });
10403    }
10404
10405    #[gpui::test]
10406    async fn test_option_id_transformation_for_allow() {
10407        // Test the option_id transformation logic directly
10408        // "once" -> "allow"
10409        // "always:terminal" -> "always_allow:terminal"
10410        // "always_pattern:terminal:^cargo\s" -> "always_allow_pattern:terminal:^cargo\s"
10411
10412        let test_cases = vec![
10413            ("once", "allow"),
10414            ("always:terminal", "always_allow:terminal"),
10415            (
10416                "always_pattern:terminal:^cargo\\s",
10417                "always_allow_pattern:terminal:^cargo\\s",
10418            ),
10419            ("always:fetch", "always_allow:fetch"),
10420            (
10421                "always_pattern:fetch:^https?://docs\\.rs",
10422                "always_allow_pattern:fetch:^https?://docs\\.rs",
10423            ),
10424        ];
10425
10426        for (input, expected) in test_cases {
10427            let result = if input == "once" {
10428                "allow".to_string()
10429            } else if let Some(rest) = input.strip_prefix("always:") {
10430                format!("always_allow:{}", rest)
10431            } else if let Some(rest) = input.strip_prefix("always_pattern:") {
10432                format!("always_allow_pattern:{}", rest)
10433            } else {
10434                input.to_string()
10435            };
10436            assert_eq!(result, expected, "Failed for input: {}", input);
10437        }
10438    }
10439
10440    #[gpui::test]
10441    async fn test_option_id_transformation_for_deny() {
10442        // Test the option_id transformation logic for deny
10443        // "once" -> "deny"
10444        // "always:terminal" -> "always_deny:terminal"
10445        // "always_pattern:terminal:^cargo\s" -> "always_deny_pattern:terminal:^cargo\s"
10446
10447        let test_cases = vec![
10448            ("once", "deny"),
10449            ("always:terminal", "always_deny:terminal"),
10450            (
10451                "always_pattern:terminal:^cargo\\s",
10452                "always_deny_pattern:terminal:^cargo\\s",
10453            ),
10454            ("always:fetch", "always_deny:fetch"),
10455            (
10456                "always_pattern:fetch:^https?://docs\\.rs",
10457                "always_deny_pattern:fetch:^https?://docs\\.rs",
10458            ),
10459        ];
10460
10461        for (input, expected) in test_cases {
10462            let result = if input == "once" {
10463                "deny".to_string()
10464            } else if let Some(rest) = input.strip_prefix("always:") {
10465                format!("always_deny:{}", rest)
10466            } else if let Some(rest) = input.strip_prefix("always_pattern:") {
10467                format!("always_deny_pattern:{}", rest)
10468            } else {
10469                input.replace("allow", "deny")
10470            };
10471            assert_eq!(result, expected, "Failed for input: {}", input);
10472        }
10473    }
10474}