thread_view.rs

   1use crate::{
   2    DEFAULT_THREAD_TITLE, SelectPermissionGranularity,
   3    agent_configuration::configure_context_server_modal::default_markdown_style,
   4};
   5use std::cell::RefCell;
   6
   7use acp_thread::{ContentBlock, PlanEntry};
   8use cloud_api_types::{SubmitAgentThreadFeedbackBody, SubmitAgentThreadFeedbackCommentsBody};
   9use editor::actions::OpenExcerpts;
  10
  11use crate::StartThreadIn;
  12use crate::message_editor::SharedSessionCapabilities;
  13use gpui::{Corner, List};
  14use heapless::Vec as ArrayVec;
  15use language_model::{LanguageModelEffortLevel, Speed};
  16use settings::update_settings_file;
  17use ui::{ButtonLike, SpinnerLabel, SpinnerVariant, SplitButton, SplitButtonStyle, Tab};
  18use workspace::SERIALIZATION_THROTTLE_TIME;
  19
  20use super::*;
  21
  22#[derive(Default)]
  23struct ThreadFeedbackState {
  24    feedback: Option<ThreadFeedback>,
  25    comments_editor: Option<Entity<Editor>>,
  26}
  27
  28impl ThreadFeedbackState {
  29    pub fn submit(
  30        &mut self,
  31        thread: Entity<AcpThread>,
  32        feedback: ThreadFeedback,
  33        window: &mut Window,
  34        cx: &mut App,
  35    ) {
  36        let Some(telemetry) = thread.read(cx).connection().telemetry() else {
  37            return;
  38        };
  39
  40        let project = thread.read(cx).project().read(cx);
  41        let client = project.client();
  42        let user_store = project.user_store();
  43        let organization = user_store.read(cx).current_organization();
  44
  45        if self.feedback == Some(feedback) {
  46            return;
  47        }
  48
  49        self.feedback = Some(feedback);
  50        match feedback {
  51            ThreadFeedback::Positive => {
  52                self.comments_editor = None;
  53            }
  54            ThreadFeedback::Negative => {
  55                self.comments_editor = Some(Self::build_feedback_comments_editor(window, cx));
  56            }
  57        }
  58        let session_id = thread.read(cx).session_id().clone();
  59        let parent_session_id = thread.read(cx).parent_session_id().cloned();
  60        let agent_telemetry_id = thread.read(cx).connection().telemetry_id();
  61        let task = telemetry.thread_data(&session_id, cx);
  62        let rating = match feedback {
  63            ThreadFeedback::Positive => "positive",
  64            ThreadFeedback::Negative => "negative",
  65        };
  66        cx.background_spawn(async move {
  67            let thread = task.await?;
  68
  69            client
  70                .cloud_client()
  71                .submit_agent_feedback(SubmitAgentThreadFeedbackBody {
  72                    organization_id: organization.map(|organization| organization.id.clone()),
  73                    agent: agent_telemetry_id.to_string(),
  74                    session_id: session_id.to_string(),
  75                    parent_session_id: parent_session_id.map(|id| id.to_string()),
  76                    rating: rating.to_string(),
  77                    thread,
  78                })
  79                .await?;
  80
  81            anyhow::Ok(())
  82        })
  83        .detach_and_log_err(cx);
  84    }
  85
  86    pub fn submit_comments(&mut self, thread: Entity<AcpThread>, cx: &mut App) {
  87        let Some(telemetry) = thread.read(cx).connection().telemetry() else {
  88            return;
  89        };
  90
  91        let Some(comments) = self
  92            .comments_editor
  93            .as_ref()
  94            .map(|editor| editor.read(cx).text(cx))
  95            .filter(|text| !text.trim().is_empty())
  96        else {
  97            return;
  98        };
  99
 100        self.comments_editor.take();
 101
 102        let project = thread.read(cx).project().read(cx);
 103        let client = project.client();
 104        let user_store = project.user_store();
 105        let organization = user_store.read(cx).current_organization();
 106
 107        let session_id = thread.read(cx).session_id().clone();
 108        let agent_telemetry_id = thread.read(cx).connection().telemetry_id();
 109        let task = telemetry.thread_data(&session_id, cx);
 110        cx.background_spawn(async move {
 111            let thread = task.await?;
 112
 113            client
 114                .cloud_client()
 115                .submit_agent_feedback_comments(SubmitAgentThreadFeedbackCommentsBody {
 116                    organization_id: organization.map(|organization| organization.id.clone()),
 117                    agent: agent_telemetry_id.to_string(),
 118                    session_id: session_id.to_string(),
 119                    comments,
 120                    thread,
 121                })
 122                .await?;
 123
 124            anyhow::Ok(())
 125        })
 126        .detach_and_log_err(cx);
 127    }
 128
 129    pub fn clear(&mut self) {
 130        *self = Self::default()
 131    }
 132
 133    pub fn dismiss_comments(&mut self) {
 134        self.comments_editor.take();
 135    }
 136
 137    fn build_feedback_comments_editor(window: &mut Window, cx: &mut App) -> Entity<Editor> {
 138        let buffer = cx.new(|cx| {
 139            let empty_string = String::new();
 140            MultiBuffer::singleton(cx.new(|cx| Buffer::local(empty_string, cx)), cx)
 141        });
 142
 143        let editor = cx.new(|cx| {
 144            let mut editor = Editor::new(
 145                editor::EditorMode::AutoHeight {
 146                    min_lines: 1,
 147                    max_lines: Some(4),
 148                },
 149                buffer,
 150                None,
 151                window,
 152                cx,
 153            );
 154            editor.set_placeholder_text(
 155                "What went wrong? Share your feedback so we can improve.",
 156                window,
 157                cx,
 158            );
 159            editor
 160        });
 161
 162        editor.read(cx).focus_handle(cx).focus(window, cx);
 163        editor
 164    }
 165}
 166
 167struct GeneratingSpinner {
 168    variant: SpinnerVariant,
 169}
 170
 171impl GeneratingSpinner {
 172    fn new(variant: SpinnerVariant) -> Self {
 173        Self { variant }
 174    }
 175}
 176
 177impl Render for GeneratingSpinner {
 178    fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
 179        SpinnerLabel::with_variant(self.variant).size(LabelSize::Small)
 180    }
 181}
 182
 183#[derive(IntoElement)]
 184struct GeneratingSpinnerElement {
 185    variant: SpinnerVariant,
 186}
 187
 188impl GeneratingSpinnerElement {
 189    fn new(variant: SpinnerVariant) -> Self {
 190        Self { variant }
 191    }
 192}
 193
 194impl RenderOnce for GeneratingSpinnerElement {
 195    fn render(self, window: &mut Window, cx: &mut App) -> impl IntoElement {
 196        let id = match self.variant {
 197            SpinnerVariant::Dots => "generating-spinner-view",
 198            SpinnerVariant::Sand => "confirmation-spinner-view",
 199            _ => "spinner-view",
 200        };
 201        window.with_id(id, |window| {
 202            window.use_state(cx, |_, _| GeneratingSpinner::new(self.variant))
 203        })
 204    }
 205}
 206
 207pub enum AcpThreadViewEvent {
 208    FirstSendRequested { content: Vec<acp::ContentBlock> },
 209    MessageSentOrQueued,
 210}
 211
 212impl EventEmitter<AcpThreadViewEvent> for ThreadView {}
 213
 214/// Tracks the user's permission dropdown selection state for a specific tool call.
 215///
 216/// Default (no entry in the map) means the last dropdown choice is selected,
 217/// which is typically "Only this time".
 218#[derive(Clone)]
 219pub(crate) enum PermissionSelection {
 220    /// A specific choice from the dropdown (e.g., "Always for terminal", "Only this time").
 221    /// The index corresponds to the position in the `choices` list from `PermissionOptions`.
 222    Choice(usize),
 223    /// "Select options…" mode where individual command patterns can be toggled.
 224    /// Contains the indices of checked patterns in the `patterns` list.
 225    /// All patterns start checked when this mode is first activated.
 226    SelectedPatterns(Vec<usize>),
 227}
 228
 229impl PermissionSelection {
 230    /// Returns the choice index if a specific dropdown choice is selected,
 231    /// or `None` if in per-command pattern mode.
 232    pub(crate) fn choice_index(&self) -> Option<usize> {
 233        match self {
 234            Self::Choice(index) => Some(*index),
 235            Self::SelectedPatterns(_) => None,
 236        }
 237    }
 238
 239    fn is_pattern_checked(&self, index: usize) -> bool {
 240        match self {
 241            Self::SelectedPatterns(checked) => checked.contains(&index),
 242            _ => false,
 243        }
 244    }
 245
 246    fn has_any_checked_patterns(&self) -> bool {
 247        match self {
 248            Self::SelectedPatterns(checked) => !checked.is_empty(),
 249            _ => false,
 250        }
 251    }
 252
 253    fn toggle_pattern(&mut self, index: usize) {
 254        if let Self::SelectedPatterns(checked) = self {
 255            if let Some(pos) = checked.iter().position(|&i| i == index) {
 256                checked.swap_remove(pos);
 257            } else {
 258                checked.push(index);
 259            }
 260        }
 261    }
 262}
 263
 264pub struct ThreadView {
 265    pub id: acp::SessionId,
 266    pub parent_id: Option<acp::SessionId>,
 267    pub thread: Entity<AcpThread>,
 268    pub(crate) conversation: Entity<super::Conversation>,
 269    pub server_view: WeakEntity<ConversationView>,
 270    pub agent_icon: IconName,
 271    pub agent_icon_from_external_svg: Option<SharedString>,
 272    pub agent_id: AgentId,
 273    pub focus_handle: FocusHandle,
 274    pub workspace: WeakEntity<Workspace>,
 275    pub entry_view_state: Entity<EntryViewState>,
 276    pub title_editor: Entity<Editor>,
 277    pub config_options_view: Option<Entity<ConfigOptionsView>>,
 278    pub mode_selector: Option<Entity<ModeSelector>>,
 279    pub model_selector: Option<Entity<ModelSelectorPopover>>,
 280    pub profile_selector: Option<Entity<ProfileSelector>>,
 281    pub permission_dropdown_handle: PopoverMenuHandle<ContextMenu>,
 282    pub thread_retry_status: Option<RetryStatus>,
 283    pub(super) thread_error: Option<ThreadError>,
 284    pub thread_error_markdown: Option<Entity<Markdown>>,
 285    pub token_limit_callout_dismissed: bool,
 286    pub last_token_limit_telemetry: Option<acp_thread::TokenUsageRatio>,
 287    thread_feedback: ThreadFeedbackState,
 288    pub list_state: ListState,
 289    pub session_capabilities: SharedSessionCapabilities,
 290    /// Tracks which tool calls have their content/output expanded.
 291    /// Used for showing/hiding tool call results, terminal output, etc.
 292    pub expanded_tool_calls: HashSet<agent_client_protocol::ToolCallId>,
 293    pub expanded_tool_call_raw_inputs: HashSet<agent_client_protocol::ToolCallId>,
 294    pub expanded_thinking_blocks: HashSet<(usize, usize)>,
 295    auto_expanded_thinking_block: Option<(usize, usize)>,
 296    user_toggled_thinking_blocks: HashSet<(usize, usize)>,
 297    pub subagent_scroll_handles: RefCell<HashMap<agent_client_protocol::SessionId, ScrollHandle>>,
 298    pub edits_expanded: bool,
 299    pub plan_expanded: bool,
 300    pub queue_expanded: bool,
 301    pub editor_expanded: bool,
 302    pub should_be_following: bool,
 303    pub editing_message: Option<usize>,
 304    pub local_queued_messages: Vec<QueuedMessage>,
 305    pub queued_message_editors: Vec<Entity<MessageEditor>>,
 306    pub queued_message_editor_subscriptions: Vec<Subscription>,
 307    pub last_synced_queue_length: usize,
 308    pub turn_fields: TurnFields,
 309    pub discarded_partial_edits: HashSet<agent_client_protocol::ToolCallId>,
 310    pub is_loading_contents: bool,
 311    pub new_server_version_available: Option<SharedString>,
 312    pub resumed_without_history: bool,
 313    pub(crate) permission_selections:
 314        HashMap<agent_client_protocol::ToolCallId, PermissionSelection>,
 315    pub resume_thread_metadata: Option<AgentSessionInfo>,
 316    pub _cancel_task: Option<Task<()>>,
 317    _save_task: Option<Task<()>>,
 318    _draft_resolve_task: Option<Task<()>>,
 319    pub skip_queue_processing_count: usize,
 320    pub user_interrupted_generation: bool,
 321    pub can_fast_track_queue: bool,
 322    pub hovered_edited_file_buttons: Option<usize>,
 323    pub in_flight_prompt: Option<Vec<acp::ContentBlock>>,
 324    pub _subscriptions: Vec<Subscription>,
 325    pub message_editor: Entity<MessageEditor>,
 326    pub add_context_menu_handle: PopoverMenuHandle<ContextMenu>,
 327    pub thinking_effort_menu_handle: PopoverMenuHandle<ContextMenu>,
 328    pub project: WeakEntity<Project>,
 329    pub recent_history_entries: Vec<AgentSessionInfo>,
 330    pub hovered_recent_history_item: Option<usize>,
 331    pub show_external_source_prompt_warning: bool,
 332    pub show_codex_windows_warning: bool,
 333    pub multi_root_callout_dismissed: bool,
 334    pub generating_indicator_in_list: bool,
 335    pub history: Option<Entity<ThreadHistory>>,
 336    pub _history_subscription: Option<Subscription>,
 337}
 338impl Focusable for ThreadView {
 339    fn focus_handle(&self, cx: &App) -> FocusHandle {
 340        if self.parent_id.is_some() {
 341            self.focus_handle.clone()
 342        } else {
 343            self.active_editor(cx).focus_handle(cx)
 344        }
 345    }
 346}
 347
 348#[derive(Default)]
 349pub struct TurnFields {
 350    pub _turn_timer_task: Option<Task<()>>,
 351    pub last_turn_duration: Option<Duration>,
 352    pub last_turn_tokens: Option<u64>,
 353    pub turn_generation: usize,
 354    pub turn_started_at: Option<Instant>,
 355    pub turn_tokens: Option<u64>,
 356}
 357
 358impl ThreadView {
 359    pub(crate) fn new(
 360        parent_id: Option<acp::SessionId>,
 361        thread: Entity<AcpThread>,
 362        conversation: Entity<super::Conversation>,
 363        server_view: WeakEntity<ConversationView>,
 364        agent_icon: IconName,
 365        agent_icon_from_external_svg: Option<SharedString>,
 366        agent_id: AgentId,
 367        agent_display_name: SharedString,
 368        workspace: WeakEntity<Workspace>,
 369        entry_view_state: Entity<EntryViewState>,
 370        config_options_view: Option<Entity<ConfigOptionsView>>,
 371        mode_selector: Option<Entity<ModeSelector>>,
 372        model_selector: Option<Entity<ModelSelectorPopover>>,
 373        profile_selector: Option<Entity<ProfileSelector>>,
 374        list_state: ListState,
 375        session_capabilities: SharedSessionCapabilities,
 376        resumed_without_history: bool,
 377        project: WeakEntity<Project>,
 378        thread_store: Option<Entity<ThreadStore>>,
 379        history: Option<Entity<ThreadHistory>>,
 380        prompt_store: Option<Entity<PromptStore>>,
 381        initial_content: Option<AgentInitialContent>,
 382        mut subscriptions: Vec<Subscription>,
 383        window: &mut Window,
 384        cx: &mut Context<Self>,
 385    ) -> Self {
 386        let id = thread.read(cx).session_id().clone();
 387
 388        let has_commands = !session_capabilities.read().available_commands().is_empty();
 389        let placeholder = placeholder_text(agent_display_name.as_ref(), has_commands);
 390
 391        let history_subscription = history.as_ref().map(|h| {
 392            cx.observe(h, |this, history, cx| {
 393                this.update_recent_history_from_cache(&history, cx);
 394            })
 395        });
 396
 397        let mut should_auto_submit = false;
 398        let mut show_external_source_prompt_warning = false;
 399
 400        let message_editor = cx.new(|cx| {
 401            let mut editor = MessageEditor::new(
 402                workspace.clone(),
 403                project.clone(),
 404                thread_store,
 405                history.as_ref().map(|h| h.downgrade()),
 406                prompt_store,
 407                session_capabilities.clone(),
 408                agent_id.clone(),
 409                &placeholder,
 410                editor::EditorMode::AutoHeight {
 411                    min_lines: AgentSettings::get_global(cx).message_editor_min_lines,
 412                    max_lines: Some(AgentSettings::get_global(cx).set_message_editor_max_lines()),
 413                },
 414                window,
 415                cx,
 416            );
 417            if let Some(content) = initial_content {
 418                match content {
 419                    AgentInitialContent::ThreadSummary { session_id, title } => {
 420                        editor.insert_thread_summary(session_id, title, window, cx);
 421                    }
 422                    AgentInitialContent::ContentBlock {
 423                        blocks,
 424                        auto_submit,
 425                    } => {
 426                        should_auto_submit = auto_submit;
 427                        editor.set_message(blocks, window, cx);
 428                    }
 429                    AgentInitialContent::FromExternalSource(prompt) => {
 430                        show_external_source_prompt_warning = true;
 431                        // SECURITY: Be explicit about not auto submitting prompt from external source.
 432                        should_auto_submit = false;
 433                        editor.set_message(
 434                            vec![acp::ContentBlock::Text(acp::TextContent::new(
 435                                prompt.into_string(),
 436                            ))],
 437                            window,
 438                            cx,
 439                        );
 440                    }
 441                }
 442            } else if let Some(draft) = thread.read(cx).draft_prompt() {
 443                editor.set_message(draft.to_vec(), window, cx);
 444            }
 445            editor
 446        });
 447
 448        let show_codex_windows_warning = cfg!(windows)
 449            && project.upgrade().is_some_and(|p| p.read(cx).is_local())
 450            && agent_id.as_ref() == "Codex";
 451
 452        let title_editor = {
 453            let can_edit = thread.update(cx, |thread, cx| thread.can_set_title(cx));
 454            let editor = cx.new(|cx| {
 455                let mut editor = Editor::single_line(window, cx);
 456                if let Some(title) = thread.read(cx).title() {
 457                    editor.set_text(title, window, cx);
 458                } else {
 459                    editor.set_text(DEFAULT_THREAD_TITLE, window, cx);
 460                }
 461                editor.set_read_only(!can_edit);
 462                editor
 463            });
 464            subscriptions.push(cx.subscribe_in(&editor, window, Self::handle_title_editor_event));
 465            editor
 466        };
 467
 468        subscriptions.push(cx.subscribe_in(
 469            &entry_view_state,
 470            window,
 471            Self::handle_entry_view_event,
 472        ));
 473
 474        subscriptions.push(cx.subscribe_in(
 475            &message_editor,
 476            window,
 477            Self::handle_message_editor_event,
 478        ));
 479
 480        subscriptions.push(cx.observe(&message_editor, |this, editor, cx| {
 481            let is_empty = editor.read(cx).text(cx).is_empty();
 482            let draft_contents_task = if is_empty {
 483                None
 484            } else {
 485                Some(editor.update(cx, |editor, cx| editor.draft_contents(cx)))
 486            };
 487            this._draft_resolve_task = Some(cx.spawn(async move |this, cx| {
 488                let draft = if let Some(task) = draft_contents_task {
 489                    let blocks = task.await.ok().filter(|b| !b.is_empty());
 490                    blocks
 491                } else {
 492                    None
 493                };
 494                this.update(cx, |this, cx| {
 495                    this.thread.update(cx, |thread, _cx| {
 496                        thread.set_draft_prompt(draft);
 497                    });
 498                    this.schedule_save(cx);
 499                })
 500                .ok();
 501            }));
 502        }));
 503
 504        let recent_history_entries = history
 505            .as_ref()
 506            .map(|h| h.read(cx).get_recent_sessions(3))
 507            .unwrap_or_default();
 508
 509        let mut this = Self {
 510            id,
 511            parent_id,
 512            focus_handle: cx.focus_handle(),
 513            thread,
 514            conversation,
 515            server_view,
 516            agent_icon,
 517            agent_icon_from_external_svg,
 518            agent_id,
 519            workspace,
 520            entry_view_state,
 521            title_editor,
 522            config_options_view,
 523            mode_selector,
 524            model_selector,
 525            profile_selector,
 526            list_state,
 527            session_capabilities,
 528            resumed_without_history,
 529            _subscriptions: subscriptions,
 530            permission_dropdown_handle: PopoverMenuHandle::default(),
 531            thread_retry_status: None,
 532            thread_error: None,
 533            thread_error_markdown: None,
 534            token_limit_callout_dismissed: false,
 535            last_token_limit_telemetry: None,
 536            thread_feedback: Default::default(),
 537            expanded_tool_calls: HashSet::default(),
 538            expanded_tool_call_raw_inputs: HashSet::default(),
 539            expanded_thinking_blocks: HashSet::default(),
 540            auto_expanded_thinking_block: None,
 541            user_toggled_thinking_blocks: HashSet::default(),
 542            subagent_scroll_handles: RefCell::new(HashMap::default()),
 543            edits_expanded: false,
 544            plan_expanded: false,
 545            queue_expanded: true,
 546            editor_expanded: false,
 547            should_be_following: false,
 548            editing_message: None,
 549            local_queued_messages: Vec::new(),
 550            queued_message_editors: Vec::new(),
 551            queued_message_editor_subscriptions: Vec::new(),
 552            last_synced_queue_length: 0,
 553            turn_fields: TurnFields::default(),
 554            discarded_partial_edits: HashSet::default(),
 555            is_loading_contents: false,
 556            new_server_version_available: None,
 557            permission_selections: HashMap::default(),
 558            resume_thread_metadata: None,
 559            _cancel_task: None,
 560            _save_task: None,
 561            _draft_resolve_task: None,
 562            skip_queue_processing_count: 0,
 563            user_interrupted_generation: false,
 564            can_fast_track_queue: false,
 565            hovered_edited_file_buttons: None,
 566            in_flight_prompt: None,
 567            message_editor,
 568            add_context_menu_handle: PopoverMenuHandle::default(),
 569            thinking_effort_menu_handle: PopoverMenuHandle::default(),
 570            project,
 571            recent_history_entries,
 572            hovered_recent_history_item: None,
 573            show_external_source_prompt_warning,
 574            history,
 575            _history_subscription: history_subscription,
 576            show_codex_windows_warning,
 577            multi_root_callout_dismissed: false,
 578            generating_indicator_in_list: false,
 579        };
 580
 581        this.sync_generating_indicator(cx);
 582        this.sync_editor_mode_for_empty_state(cx);
 583        let list_state_for_scroll = this.list_state.clone();
 584        let thread_view = cx.entity().downgrade();
 585
 586        this.list_state
 587            .set_scroll_handler(move |_event, _window, cx| {
 588                let list_state = list_state_for_scroll.clone();
 589                let thread_view = thread_view.clone();
 590                // N.B. We must defer because the scroll handler is called while the
 591                // ListState's RefCell is mutably borrowed. Reading logical_scroll_top()
 592                // directly would panic from a double borrow.
 593                cx.defer(move |cx| {
 594                    let scroll_top = list_state.logical_scroll_top();
 595                    let _ = thread_view.update(cx, |this, cx| {
 596                        if let Some(thread) = this.as_native_thread(cx) {
 597                            thread.update(cx, |thread, _cx| {
 598                                thread.set_ui_scroll_position(Some(scroll_top));
 599                            });
 600                        }
 601                        this.schedule_save(cx);
 602                    });
 603                });
 604            });
 605
 606        if should_auto_submit {
 607            this.send(window, cx);
 608        }
 609        this
 610    }
 611
 612    /// Schedule a throttled save of the thread state (draft prompt, scroll position, etc.).
 613    /// Multiple calls within `SERIALIZATION_THROTTLE_TIME` are coalesced into a single save.
 614    fn schedule_save(&mut self, cx: &mut Context<Self>) {
 615        self._save_task = Some(cx.spawn(async move |this, cx| {
 616            cx.background_executor()
 617                .timer(SERIALIZATION_THROTTLE_TIME)
 618                .await;
 619            this.update(cx, |this, cx| {
 620                if let Some(thread) = this.as_native_thread(cx) {
 621                    thread.update(cx, |_thread, cx| cx.notify());
 622                }
 623            })
 624            .ok();
 625        }));
 626    }
 627
 628    pub fn handle_message_editor_event(
 629        &mut self,
 630        _editor: &Entity<MessageEditor>,
 631        event: &MessageEditorEvent,
 632        window: &mut Window,
 633        cx: &mut Context<Self>,
 634    ) {
 635        match event {
 636            MessageEditorEvent::Send => self.send(window, cx),
 637            MessageEditorEvent::SendImmediately => self.interrupt_and_send(window, cx),
 638            MessageEditorEvent::Cancel => self.cancel_generation(cx),
 639            MessageEditorEvent::Focus => {
 640                self.cancel_editing(&Default::default(), window, cx);
 641            }
 642            MessageEditorEvent::LostFocus => {}
 643            MessageEditorEvent::InputAttempted { .. } => {}
 644        }
 645    }
 646
 647    pub(crate) fn as_native_connection(
 648        &self,
 649        cx: &App,
 650    ) -> Option<Rc<agent::NativeAgentConnection>> {
 651        let acp_thread = self.thread.read(cx);
 652        acp_thread.connection().clone().downcast()
 653    }
 654
 655    pub fn as_native_thread(&self, cx: &App) -> Option<Entity<agent::Thread>> {
 656        let acp_thread = self.thread.read(cx);
 657        self.as_native_connection(cx)?
 658            .thread(acp_thread.session_id(), cx)
 659    }
 660
 661    /// Resolves the message editor's contents into content blocks. For profiles
 662    /// that do not enable any tools, directory mentions are expanded to inline
 663    /// file contents since the agent can't read files on its own.
 664    fn resolve_message_contents(
 665        &self,
 666        message_editor: &Entity<MessageEditor>,
 667        cx: &mut App,
 668    ) -> Task<Result<(Vec<acp::ContentBlock>, Vec<Entity<Buffer>>)>> {
 669        let expand = self.as_native_thread(cx).is_some_and(|thread| {
 670            let thread = thread.read(cx);
 671            AgentSettings::get_global(cx)
 672                .profiles
 673                .get(thread.profile())
 674                .is_some_and(|profile| profile.tools.is_empty())
 675        });
 676        message_editor.update(cx, |message_editor, cx| message_editor.contents(expand, cx))
 677    }
 678
 679    pub fn current_model_id(&self, cx: &App) -> Option<String> {
 680        let selector = self.model_selector.as_ref()?;
 681        let model = selector.read(cx).active_model(cx)?;
 682        Some(model.id.to_string())
 683    }
 684
 685    pub fn current_mode_id(&self, cx: &App) -> Option<Arc<str>> {
 686        if let Some(thread) = self.as_native_thread(cx) {
 687            Some(thread.read(cx).profile().0.clone())
 688        } else {
 689            let mode_selector = self.mode_selector.as_ref()?;
 690            Some(mode_selector.read(cx).mode().0)
 691        }
 692    }
 693
 694    fn is_subagent(&self) -> bool {
 695        self.parent_id.is_some()
 696    }
 697
 698    /// Returns the currently active editor, either for a message that is being
 699    /// edited or the editor for a new message.
 700    pub(crate) fn active_editor(&self, cx: &App) -> Entity<MessageEditor> {
 701        if let Some(index) = self.editing_message
 702            && let Some(editor) = self
 703                .entry_view_state
 704                .read(cx)
 705                .entry(index)
 706                .and_then(|entry| entry.message_editor())
 707                .cloned()
 708        {
 709            editor
 710        } else {
 711            self.message_editor.clone()
 712        }
 713    }
 714
 715    pub fn has_queued_messages(&self) -> bool {
 716        !self.local_queued_messages.is_empty()
 717    }
 718
 719    pub fn is_imported_thread(&self, cx: &App) -> bool {
 720        let Some(thread) = self.as_native_thread(cx) else {
 721            return false;
 722        };
 723        thread.read(cx).is_imported()
 724    }
 725
 726    // events
 727
 728    pub fn handle_entry_view_event(
 729        &mut self,
 730        _: &Entity<EntryViewState>,
 731        event: &EntryViewEvent,
 732        window: &mut Window,
 733        cx: &mut Context<Self>,
 734    ) {
 735        match &event.view_event {
 736            ViewEvent::NewDiff(tool_call_id) => {
 737                if AgentSettings::get_global(cx).expand_edit_card {
 738                    self.expanded_tool_calls.insert(tool_call_id.clone());
 739                }
 740            }
 741            ViewEvent::NewTerminal(tool_call_id) => {
 742                if AgentSettings::get_global(cx).expand_terminal_card {
 743                    self.expanded_tool_calls.insert(tool_call_id.clone());
 744                }
 745            }
 746            ViewEvent::TerminalMovedToBackground(tool_call_id) => {
 747                self.expanded_tool_calls.remove(tool_call_id);
 748            }
 749            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::Focus) => {
 750                if let Some(AgentThreadEntry::UserMessage(user_message)) =
 751                    self.thread.read(cx).entries().get(event.entry_index)
 752                    && user_message.id.is_some()
 753                    && !self.is_subagent()
 754                {
 755                    self.editing_message = Some(event.entry_index);
 756                    cx.notify();
 757                }
 758            }
 759            ViewEvent::MessageEditorEvent(editor, MessageEditorEvent::LostFocus) => {
 760                if let Some(AgentThreadEntry::UserMessage(user_message)) =
 761                    self.thread.read(cx).entries().get(event.entry_index)
 762                    && user_message.id.is_some()
 763                    && !self.is_subagent()
 764                {
 765                    if editor.read(cx).text(cx).as_str() == user_message.content.to_markdown(cx) {
 766                        self.editing_message = None;
 767                        cx.notify();
 768                    }
 769                }
 770            }
 771            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::SendImmediately) => {}
 772            ViewEvent::MessageEditorEvent(editor, MessageEditorEvent::Send) => {
 773                if !self.is_subagent() {
 774                    self.regenerate(event.entry_index, editor.clone(), window, cx);
 775                }
 776            }
 777            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::Cancel) => {
 778                self.cancel_editing(&Default::default(), window, cx);
 779            }
 780            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::InputAttempted { .. }) => {}
 781            ViewEvent::OpenDiffLocation {
 782                path,
 783                position,
 784                split,
 785            } => {
 786                self.open_diff_location(path, *position, *split, window, cx);
 787            }
 788        }
 789    }
 790
 791    fn open_diff_location(
 792        &self,
 793        path: &str,
 794        position: Point,
 795        split: bool,
 796        window: &mut Window,
 797        cx: &mut Context<Self>,
 798    ) {
 799        let Some(project) = self.project.upgrade() else {
 800            return;
 801        };
 802        let Some(project_path) = project.read(cx).find_project_path(path, cx) else {
 803            return;
 804        };
 805
 806        let open_task = if split {
 807            self.workspace
 808                .update(cx, |workspace, cx| {
 809                    workspace.split_path(project_path, window, cx)
 810                })
 811                .log_err()
 812        } else {
 813            self.workspace
 814                .update(cx, |workspace, cx| {
 815                    workspace.open_path(project_path, None, true, window, cx)
 816                })
 817                .log_err()
 818        };
 819
 820        let Some(open_task) = open_task else {
 821            return;
 822        };
 823
 824        window
 825            .spawn(cx, async move |cx| {
 826                let item = open_task.await?;
 827                let Some(editor) = item.downcast::<Editor>() else {
 828                    return anyhow::Ok(());
 829                };
 830                editor.update_in(cx, |editor, window, cx| {
 831                    editor.change_selections(
 832                        SelectionEffects::scroll(Autoscroll::center()),
 833                        window,
 834                        cx,
 835                        |selections| {
 836                            selections.select_ranges([position..position]);
 837                        },
 838                    );
 839                })?;
 840                anyhow::Ok(())
 841            })
 842            .detach_and_log_err(cx);
 843    }
 844
 845    // turns
 846
 847    pub fn start_turn(&mut self, cx: &mut Context<Self>) -> usize {
 848        self.turn_fields.turn_generation += 1;
 849        let generation = self.turn_fields.turn_generation;
 850        self.turn_fields.turn_started_at = Some(Instant::now());
 851        self.turn_fields.last_turn_duration = None;
 852        self.turn_fields.last_turn_tokens = None;
 853        self.turn_fields.turn_tokens = Some(0);
 854        self.turn_fields._turn_timer_task = Some(cx.spawn(async move |this, cx| {
 855            loop {
 856                cx.background_executor().timer(Duration::from_secs(1)).await;
 857                if this.update(cx, |_, cx| cx.notify()).is_err() {
 858                    break;
 859                }
 860            }
 861        }));
 862        generation
 863    }
 864
 865    pub fn stop_turn(&mut self, generation: usize, _cx: &mut Context<Self>) {
 866        if self.turn_fields.turn_generation != generation {
 867            return;
 868        }
 869        self.turn_fields.last_turn_duration = self
 870            .turn_fields
 871            .turn_started_at
 872            .take()
 873            .map(|started| started.elapsed());
 874        self.turn_fields.last_turn_tokens = self.turn_fields.turn_tokens.take();
 875        self.turn_fields._turn_timer_task = None;
 876    }
 877
 878    pub fn update_turn_tokens(&mut self, cx: &App) {
 879        if let Some(usage) = self.thread.read(cx).token_usage() {
 880            if let Some(tokens) = &mut self.turn_fields.turn_tokens {
 881                *tokens += usage.output_tokens;
 882            }
 883        }
 884    }
 885
 886    // sending
 887
 888    fn clear_external_source_prompt_warning(&mut self, cx: &mut Context<Self>) {
 889        if self.show_external_source_prompt_warning {
 890            self.show_external_source_prompt_warning = false;
 891            cx.notify();
 892        }
 893    }
 894
 895    pub fn send(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 896        let thread = &self.thread;
 897
 898        if self.is_loading_contents {
 899            return;
 900        }
 901
 902        let message_editor = self.message_editor.clone();
 903
 904        // Intercept the first send so the agent panel can capture the full
 905        // content blocks — needed for "Start thread in New Worktree",
 906        // which must create a workspace before sending the message there.
 907        let intercept_first_send = self.thread.read(cx).entries().is_empty()
 908            && !message_editor.read(cx).is_empty(cx)
 909            && self
 910                .workspace
 911                .upgrade()
 912                .and_then(|workspace| workspace.read(cx).panel::<AgentPanel>(cx))
 913                .is_some_and(|panel| {
 914                    !matches!(
 915                        panel.read(cx).start_thread_in(),
 916                        StartThreadIn::LocalProject
 917                    )
 918                });
 919
 920        if intercept_first_send {
 921            cx.emit(AcpThreadViewEvent::MessageSentOrQueued);
 922            let content_task = self.resolve_message_contents(&message_editor, cx);
 923
 924            cx.spawn(async move |this, cx| match content_task.await {
 925                Ok((content, _tracked_buffers)) => {
 926                    if content.is_empty() {
 927                        return;
 928                    }
 929
 930                    this.update(cx, |_, cx| {
 931                        cx.emit(AcpThreadViewEvent::FirstSendRequested { content });
 932                    })
 933                    .ok();
 934                }
 935                Err(error) => {
 936                    this.update(cx, |this, cx| {
 937                        this.handle_thread_error(error, cx);
 938                    })
 939                    .ok();
 940                }
 941            })
 942            .detach();
 943
 944            return;
 945        }
 946
 947        let is_editor_empty = message_editor.read(cx).is_empty(cx);
 948        let is_generating = thread.read(cx).status() != ThreadStatus::Idle;
 949
 950        let has_queued = self.has_queued_messages();
 951        if is_editor_empty && self.can_fast_track_queue && has_queued {
 952            self.can_fast_track_queue = false;
 953            cx.emit(AcpThreadViewEvent::MessageSentOrQueued);
 954            self.send_queued_message_at_index(0, true, window, cx);
 955            return;
 956        }
 957
 958        if is_editor_empty {
 959            return;
 960        }
 961
 962        if is_generating {
 963            cx.emit(AcpThreadViewEvent::MessageSentOrQueued);
 964            self.queue_message(message_editor, window, cx);
 965            return;
 966        }
 967
 968        let text = message_editor.read(cx).text(cx);
 969        let text = text.trim();
 970        if text == "/login" || text == "/logout" {
 971            let connection = thread.read(cx).connection().clone();
 972            let can_login = !connection.auth_methods().is_empty();
 973            // Does the agent have a specific logout command? Prefer that in case they need to reset internal state.
 974            let logout_supported = text == "/logout"
 975                && self
 976                    .session_capabilities
 977                    .read()
 978                    .available_commands()
 979                    .iter()
 980                    .any(|command| command.name == "logout");
 981            if can_login && !logout_supported {
 982                message_editor.update(cx, |editor, cx| editor.clear(window, cx));
 983                self.clear_external_source_prompt_warning(cx);
 984
 985                let connection = self.thread.read(cx).connection().clone();
 986                window.defer(cx, {
 987                    let agent_id = self.agent_id.clone();
 988                    let server_view = self.server_view.clone();
 989                    move |window, cx| {
 990                        ConversationView::handle_auth_required(
 991                            server_view.clone(),
 992                            AuthRequired::new(),
 993                            agent_id,
 994                            connection,
 995                            window,
 996                            cx,
 997                        );
 998                    }
 999                });
1000                cx.notify();
1001                return;
1002            }
1003        }
1004
1005        cx.emit(AcpThreadViewEvent::MessageSentOrQueued);
1006        self.send_impl(message_editor, window, cx)
1007    }
1008
1009    pub fn send_impl(
1010        &mut self,
1011        message_editor: Entity<MessageEditor>,
1012        window: &mut Window,
1013        cx: &mut Context<Self>,
1014    ) {
1015        let contents = self.resolve_message_contents(&message_editor, cx);
1016
1017        self.thread_error.take();
1018        self.thread_feedback.clear();
1019        self.editing_message.take();
1020
1021        if self.should_be_following {
1022            self.workspace
1023                .update(cx, |workspace, cx| {
1024                    workspace.follow(CollaboratorId::Agent, window, cx);
1025                })
1026                .ok();
1027        }
1028
1029        let contents_task = cx.spawn_in(window, async move |_this, cx| {
1030            let (contents, tracked_buffers) = contents.await?;
1031
1032            if contents.is_empty() {
1033                return Ok(None);
1034            }
1035
1036            let _ = cx.update(|window, cx| {
1037                message_editor.update(cx, |message_editor, cx| {
1038                    message_editor.clear(window, cx);
1039                });
1040            });
1041
1042            Ok(Some((contents, tracked_buffers)))
1043        });
1044
1045        self.send_content(contents_task, window, cx);
1046    }
1047
1048    pub fn send_content(
1049        &mut self,
1050        contents_task: Task<anyhow::Result<Option<(Vec<acp::ContentBlock>, Vec<Entity<Buffer>>)>>>,
1051        window: &mut Window,
1052        cx: &mut Context<Self>,
1053    ) {
1054        let session_id = self.thread.read(cx).session_id().clone();
1055        let parent_session_id = self.thread.read(cx).parent_session_id().cloned();
1056        let agent_telemetry_id = self.thread.read(cx).connection().telemetry_id();
1057        let is_first_message = self.thread.read(cx).entries().is_empty();
1058        let thread = self.thread.downgrade();
1059
1060        self.is_loading_contents = true;
1061
1062        let model_id = self.current_model_id(cx);
1063        let mode_id = self.current_mode_id(cx);
1064        let guard = cx.new(|_| ());
1065        cx.observe_release(&guard, |this, _guard, cx| {
1066            this.is_loading_contents = false;
1067            cx.notify();
1068        })
1069        .detach();
1070
1071        let task = cx.spawn_in(window, async move |this, cx| {
1072            let Some((contents, tracked_buffers)) = contents_task.await? else {
1073                return Ok(());
1074            };
1075
1076            let generation = this.update(cx, |this, cx| {
1077                this.clear_external_source_prompt_warning(cx);
1078                let generation = this.start_turn(cx);
1079                this.in_flight_prompt = Some(contents.clone());
1080                generation
1081            })?;
1082
1083            this.update_in(cx, |this, _window, cx| {
1084                this.set_editor_is_expanded(false, cx);
1085            })?;
1086
1087            let _ = this.update(cx, |this, cx| {
1088                this.list_state.scroll_to_end();
1089                cx.notify();
1090            });
1091
1092            let _stop_turn = defer({
1093                let this = this.clone();
1094                let mut cx = cx.clone();
1095                move || {
1096                    this.update(&mut cx, |this, cx| {
1097                        this.stop_turn(generation, cx);
1098                        cx.notify();
1099                    })
1100                    .ok();
1101                }
1102            });
1103            if is_first_message && thread.read_with(cx, |thread, _cx| thread.title().is_none())? {
1104                let text: String = contents
1105                    .iter()
1106                    .filter_map(|block| match block {
1107                        acp::ContentBlock::Text(text_content) => Some(text_content.text.clone()),
1108                        acp::ContentBlock::ResourceLink(resource_link) => {
1109                            Some(format!("@{}", resource_link.name))
1110                        }
1111                        _ => None,
1112                    })
1113                    .collect::<Vec<_>>()
1114                    .join(" ");
1115                let text = text.lines().next().unwrap_or("").trim();
1116                if !text.is_empty() {
1117                    let title: SharedString = util::truncate_and_trailoff(text, 200).into();
1118                    thread.update(cx, |thread, cx| {
1119                        thread.set_provisional_title(title, cx);
1120                    })?;
1121                }
1122            }
1123
1124            let turn_start_time = Instant::now();
1125            let send = thread.update(cx, |thread, cx| {
1126                thread.action_log().update(cx, |action_log, cx| {
1127                    for buffer in tracked_buffers {
1128                        action_log.buffer_read(buffer, cx)
1129                    }
1130                });
1131                drop(guard);
1132
1133                telemetry::event!(
1134                    "Agent Message Sent",
1135                    agent = agent_telemetry_id,
1136                    session = session_id,
1137                    parent_session_id = parent_session_id.as_ref().map(|id| id.to_string()),
1138                    model = model_id,
1139                    mode = mode_id
1140                );
1141
1142                thread.send(contents, cx)
1143            })?;
1144
1145            let _ = this.update(cx, |this, cx| {
1146                this.sync_generating_indicator(cx);
1147                cx.notify();
1148            });
1149
1150            let res = send.await;
1151            let turn_time_ms = turn_start_time.elapsed().as_millis();
1152            drop(_stop_turn);
1153            let status = if res.is_ok() {
1154                let _ = this.update(cx, |this, _| this.in_flight_prompt.take());
1155                "success"
1156            } else {
1157                "failure"
1158            };
1159            telemetry::event!(
1160                "Agent Turn Completed",
1161                agent = agent_telemetry_id,
1162                session = session_id,
1163                parent_session_id = parent_session_id.as_ref().map(|id| id.to_string()),
1164                model = model_id,
1165                mode = mode_id,
1166                status,
1167                turn_time_ms,
1168            );
1169            res.map(|_| ())
1170        });
1171
1172        cx.spawn(async move |this, cx| {
1173            if let Err(err) = task.await {
1174                this.update(cx, |this, cx| {
1175                    this.handle_thread_error(err, cx);
1176                })
1177                .ok();
1178            } else {
1179                this.update(cx, |this, cx| {
1180                    let should_be_following = this
1181                        .workspace
1182                        .update(cx, |workspace, _| {
1183                            workspace.is_being_followed(CollaboratorId::Agent)
1184                        })
1185                        .unwrap_or_default();
1186                    this.should_be_following = should_be_following;
1187                })
1188                .ok();
1189            }
1190        })
1191        .detach();
1192    }
1193
1194    pub fn interrupt_and_send(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1195        let thread = &self.thread;
1196
1197        if self.is_loading_contents {
1198            return;
1199        }
1200
1201        let message_editor = self.message_editor.clone();
1202        if thread.read(cx).status() == ThreadStatus::Idle {
1203            self.send_impl(message_editor, window, cx);
1204            return;
1205        }
1206
1207        self.stop_current_and_send_new_message(message_editor, window, cx);
1208    }
1209
1210    fn stop_current_and_send_new_message(
1211        &mut self,
1212        message_editor: Entity<MessageEditor>,
1213        window: &mut Window,
1214        cx: &mut Context<Self>,
1215    ) {
1216        let thread = self.thread.clone();
1217        self.skip_queue_processing_count = 0;
1218        self.user_interrupted_generation = true;
1219
1220        let cancelled = thread.update(cx, |thread, cx| thread.cancel(cx));
1221
1222        cx.spawn_in(window, async move |this, cx| {
1223            cancelled.await;
1224
1225            this.update_in(cx, |this, window, cx| {
1226                this.send_impl(message_editor, window, cx);
1227            })
1228            .ok();
1229        })
1230        .detach();
1231    }
1232
1233    pub(crate) fn handle_thread_error(
1234        &mut self,
1235        error: impl Into<ThreadError>,
1236        cx: &mut Context<Self>,
1237    ) {
1238        let error = error.into();
1239        self.emit_thread_error_telemetry(&error, cx);
1240        self.thread_error = Some(error);
1241        cx.notify();
1242    }
1243
1244    fn emit_thread_error_telemetry(&self, error: &ThreadError, cx: &mut Context<Self>) {
1245        let (error_kind, acp_error_code, message): (&str, Option<SharedString>, SharedString) =
1246            match error {
1247                ThreadError::PaymentRequired => (
1248                    "payment_required",
1249                    None,
1250                    "You reached your free usage limit. Upgrade to Zed Pro for more prompts."
1251                        .into(),
1252                ),
1253                ThreadError::Refusal => {
1254                    let model_or_agent_name = self.current_model_name(cx);
1255                    let message = format!(
1256                        "{} 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.",
1257                        model_or_agent_name
1258                    );
1259                    ("refusal", None, message.into())
1260                }
1261                ThreadError::AuthenticationRequired(message) => {
1262                    ("authentication_required", None, message.clone())
1263                }
1264                ThreadError::RateLimitExceeded { provider } => (
1265                    "rate_limit_exceeded",
1266                    None,
1267                    format!("{provider}'s rate limit was reached.").into(),
1268                ),
1269                ThreadError::ServerOverloaded { provider } => (
1270                    "server_overloaded",
1271                    None,
1272                    format!("{provider}'s servers are temporarily unavailable.").into(),
1273                ),
1274                ThreadError::PromptTooLarge => (
1275                    "prompt_too_large",
1276                    None,
1277                    "Context too large for the model's context window.".into(),
1278                ),
1279                ThreadError::NoApiKey { provider } => (
1280                    "no_api_key",
1281                    None,
1282                    format!("No API key configured for {provider}.").into(),
1283                ),
1284                ThreadError::StreamError { provider } => (
1285                    "stream_error",
1286                    None,
1287                    format!("Connection to {provider}'s API was interrupted.").into(),
1288                ),
1289                ThreadError::InvalidApiKey { provider } => (
1290                    "invalid_api_key",
1291                    None,
1292                    format!("Invalid or expired API key for {provider}.").into(),
1293                ),
1294                ThreadError::PermissionDenied { provider } => (
1295                    "permission_denied",
1296                    None,
1297                    format!(
1298                        "{provider}'s API rejected the request due to insufficient permissions."
1299                    )
1300                    .into(),
1301                ),
1302                ThreadError::RequestFailed => (
1303                    "request_failed",
1304                    None,
1305                    "Request could not be completed after multiple attempts.".into(),
1306                ),
1307                ThreadError::MaxOutputTokens => (
1308                    "max_output_tokens",
1309                    None,
1310                    "Model reached its maximum output length.".into(),
1311                ),
1312                ThreadError::NoModelSelected => {
1313                    ("no_model_selected", None, "No model selected.".into())
1314                }
1315                ThreadError::ApiError { provider } => (
1316                    "api_error",
1317                    None,
1318                    format!("{provider}'s API returned an unexpected error.").into(),
1319                ),
1320                ThreadError::Other {
1321                    acp_error_code,
1322                    message,
1323                } => ("other", acp_error_code.clone(), message.clone()),
1324            };
1325
1326        let agent_telemetry_id = self.thread.read(cx).connection().telemetry_id();
1327        let session_id = self.thread.read(cx).session_id().clone();
1328        let parent_session_id = self
1329            .thread
1330            .read(cx)
1331            .parent_session_id()
1332            .map(|id| id.to_string());
1333
1334        telemetry::event!(
1335            "Agent Panel Error Shown",
1336            agent = agent_telemetry_id,
1337            session_id = session_id,
1338            parent_session_id = parent_session_id,
1339            kind = error_kind,
1340            acp_error_code = acp_error_code,
1341            message = message,
1342        );
1343    }
1344
1345    pub fn cancel_generation(&mut self, cx: &mut Context<Self>) {
1346        self.thread_retry_status.take();
1347        self.thread_error.take();
1348        self.user_interrupted_generation = true;
1349        self._cancel_task = Some(self.thread.update(cx, |thread, cx| thread.cancel(cx)));
1350        self.sync_generating_indicator(cx);
1351        cx.notify();
1352    }
1353
1354    pub fn retry_generation(&mut self, cx: &mut Context<Self>) {
1355        self.thread_error.take();
1356
1357        let thread = &self.thread;
1358        if !thread.read(cx).can_retry(cx) {
1359            return;
1360        }
1361
1362        let task = thread.update(cx, |thread, cx| thread.retry(cx));
1363        self.sync_generating_indicator(cx);
1364        cx.notify();
1365        cx.spawn(async move |this, cx| {
1366            let result = task.await;
1367
1368            this.update(cx, |this, cx| {
1369                if let Err(err) = result {
1370                    this.handle_thread_error(err, cx);
1371                }
1372            })
1373        })
1374        .detach();
1375    }
1376
1377    pub fn regenerate(
1378        &mut self,
1379        entry_ix: usize,
1380        message_editor: Entity<MessageEditor>,
1381        window: &mut Window,
1382        cx: &mut Context<Self>,
1383    ) {
1384        if self.is_loading_contents {
1385            return;
1386        }
1387        let thread = self.thread.clone();
1388
1389        let Some(user_message_id) = thread.update(cx, |thread, _| {
1390            thread.entries().get(entry_ix)?.user_message()?.id.clone()
1391        }) else {
1392            return;
1393        };
1394
1395        cx.spawn_in(window, async move |this, cx| {
1396            // Check if there are any edits from prompts before the one being regenerated.
1397            //
1398            // If there are, we keep/accept them since we're not regenerating the prompt that created them.
1399            //
1400            // If editing the prompt that generated the edits, they are auto-rejected
1401            // through the `rewind` function in the `acp_thread`.
1402            let has_earlier_edits = thread.read_with(cx, |thread, _| {
1403                thread
1404                    .entries()
1405                    .iter()
1406                    .take(entry_ix)
1407                    .any(|entry| entry.diffs().next().is_some())
1408            });
1409
1410            if has_earlier_edits {
1411                thread.update(cx, |thread, cx| {
1412                    thread.action_log().update(cx, |action_log, cx| {
1413                        action_log.keep_all_edits(None, cx);
1414                    });
1415                });
1416            }
1417
1418            thread
1419                .update(cx, |thread, cx| thread.rewind(user_message_id, cx))
1420                .await?;
1421            this.update_in(cx, |thread, window, cx| {
1422                thread.send_impl(message_editor, window, cx);
1423                thread.focus_handle(cx).focus(window, cx);
1424            })?;
1425            anyhow::Ok(())
1426        })
1427        .detach_and_log_err(cx);
1428    }
1429
1430    // message queueing
1431
1432    fn queue_message(
1433        &mut self,
1434        message_editor: Entity<MessageEditor>,
1435        window: &mut Window,
1436        cx: &mut Context<Self>,
1437    ) {
1438        let is_idle = self.thread.read(cx).status() == acp_thread::ThreadStatus::Idle;
1439
1440        if is_idle {
1441            self.send_impl(message_editor, window, cx);
1442            return;
1443        }
1444
1445        let contents = self.resolve_message_contents(&message_editor, cx);
1446
1447        cx.spawn_in(window, async move |this, cx| {
1448            let (content, tracked_buffers) = contents.await?;
1449
1450            if content.is_empty() {
1451                return Ok::<(), anyhow::Error>(());
1452            }
1453
1454            this.update_in(cx, |this, window, cx| {
1455                this.add_to_queue(content, tracked_buffers, cx);
1456                this.can_fast_track_queue = true;
1457                message_editor.update(cx, |message_editor, cx| {
1458                    message_editor.clear(window, cx);
1459                });
1460                cx.notify();
1461            })?;
1462            Ok(())
1463        })
1464        .detach_and_log_err(cx);
1465    }
1466
1467    pub fn add_to_queue(
1468        &mut self,
1469        content: Vec<acp::ContentBlock>,
1470        tracked_buffers: Vec<Entity<Buffer>>,
1471        cx: &mut Context<Self>,
1472    ) {
1473        self.local_queued_messages.push(QueuedMessage {
1474            content,
1475            tracked_buffers,
1476        });
1477        self.sync_queue_flag_to_native_thread(cx);
1478    }
1479
1480    pub fn remove_from_queue(
1481        &mut self,
1482        index: usize,
1483        cx: &mut Context<Self>,
1484    ) -> Option<QueuedMessage> {
1485        if index < self.local_queued_messages.len() {
1486            let removed = self.local_queued_messages.remove(index);
1487            self.sync_queue_flag_to_native_thread(cx);
1488            Some(removed)
1489        } else {
1490            None
1491        }
1492    }
1493
1494    pub fn sync_queue_flag_to_native_thread(&self, cx: &mut Context<Self>) {
1495        if let Some(native_thread) = self.as_native_thread(cx) {
1496            let has_queued = self.has_queued_messages();
1497            native_thread.update(cx, |thread, _| {
1498                thread.set_has_queued_message(has_queued);
1499            });
1500        }
1501    }
1502
1503    pub fn send_queued_message_at_index(
1504        &mut self,
1505        index: usize,
1506        is_send_now: bool,
1507        window: &mut Window,
1508        cx: &mut Context<Self>,
1509    ) {
1510        let Some(queued) = self.remove_from_queue(index, cx) else {
1511            return;
1512        };
1513        let content = queued.content;
1514        let tracked_buffers = queued.tracked_buffers;
1515
1516        // Only increment skip count for "Send Now" operations (out-of-order sends)
1517        // Normal auto-processing from the Stopped handler doesn't need to skip.
1518        // We only skip the Stopped event from the cancelled generation, NOT the
1519        // Stopped event from the newly sent message (which should trigger queue processing).
1520        if is_send_now {
1521            let is_generating =
1522                self.thread.read(cx).status() == acp_thread::ThreadStatus::Generating;
1523            self.skip_queue_processing_count += if is_generating { 1 } else { 0 };
1524        }
1525
1526        let cancelled = self.thread.update(cx, |thread, cx| thread.cancel(cx));
1527
1528        let workspace = self.workspace.clone();
1529
1530        let should_be_following = self.should_be_following;
1531        let contents_task = cx.spawn_in(window, async move |_this, cx| {
1532            cancelled.await;
1533            if should_be_following {
1534                workspace
1535                    .update_in(cx, |workspace, window, cx| {
1536                        workspace.follow(CollaboratorId::Agent, window, cx);
1537                    })
1538                    .ok();
1539            }
1540
1541            Ok(Some((content, tracked_buffers)))
1542        });
1543
1544        self.send_content(contents_task, window, cx);
1545    }
1546
1547    pub fn move_queued_message_to_main_editor(
1548        &mut self,
1549        index: usize,
1550        inserted_text: Option<&str>,
1551        cursor_offset: Option<usize>,
1552        window: &mut Window,
1553        cx: &mut Context<Self>,
1554    ) -> bool {
1555        let Some(queued_message) = self.remove_from_queue(index, cx) else {
1556            return false;
1557        };
1558        let queued_content = queued_message.content;
1559        let message_editor = self.message_editor.clone();
1560        let inserted_text = inserted_text.map(ToOwned::to_owned);
1561
1562        window.focus(&message_editor.focus_handle(cx), cx);
1563
1564        if message_editor.read(cx).is_empty(cx) {
1565            message_editor.update(cx, |editor, cx| {
1566                editor.set_message(queued_content, window, cx);
1567                if let Some(offset) = cursor_offset {
1568                    editor.set_cursor_offset(offset, window, cx);
1569                }
1570                if let Some(inserted_text) = inserted_text.as_deref() {
1571                    editor.insert_text(inserted_text, window, cx);
1572                }
1573            });
1574            cx.notify();
1575            return true;
1576        }
1577
1578        // Adjust cursor offset accounting for existing content
1579        let existing_len = message_editor.read(cx).text(cx).len();
1580        let separator = "\n\n";
1581
1582        message_editor.update(cx, |editor, cx| {
1583            editor.append_message(queued_content, Some(separator), window, cx);
1584            if let Some(offset) = cursor_offset {
1585                let adjusted_offset = existing_len + separator.len() + offset;
1586                editor.set_cursor_offset(adjusted_offset, window, cx);
1587            }
1588            if let Some(inserted_text) = inserted_text.as_deref() {
1589                editor.insert_text(inserted_text, window, cx);
1590            }
1591        });
1592
1593        cx.notify();
1594        true
1595    }
1596
1597    // editor methods
1598
1599    pub fn expand_message_editor(
1600        &mut self,
1601        _: &ExpandMessageEditor,
1602        _window: &mut Window,
1603        cx: &mut Context<Self>,
1604    ) {
1605        if self.list_state.item_count() == 0 {
1606            return;
1607        }
1608        self.set_editor_is_expanded(!self.editor_expanded, cx);
1609        cx.stop_propagation();
1610        cx.notify();
1611    }
1612
1613    pub fn set_editor_is_expanded(&mut self, is_expanded: bool, cx: &mut Context<Self>) {
1614        self.editor_expanded = is_expanded;
1615        self.message_editor.update(cx, |editor, cx| {
1616            if is_expanded {
1617                editor.set_mode(
1618                    EditorMode::Full {
1619                        scale_ui_elements_with_buffer_font_size: false,
1620                        show_active_line_background: false,
1621                        sizing_behavior: SizingBehavior::ExcludeOverscrollMargin,
1622                    },
1623                    cx,
1624                )
1625            } else {
1626                let agent_settings = AgentSettings::get_global(cx);
1627                editor.set_mode(
1628                    EditorMode::AutoHeight {
1629                        min_lines: agent_settings.message_editor_min_lines,
1630                        max_lines: Some(agent_settings.set_message_editor_max_lines()),
1631                    },
1632                    cx,
1633                )
1634            }
1635        });
1636        cx.notify();
1637    }
1638
1639    pub fn handle_title_editor_event(
1640        &mut self,
1641        title_editor: &Entity<Editor>,
1642        event: &EditorEvent,
1643        window: &mut Window,
1644        cx: &mut Context<Self>,
1645    ) {
1646        let thread = &self.thread;
1647
1648        match event {
1649            EditorEvent::BufferEdited => {
1650                // We only want to set the title if the user has actively edited
1651                // it. If the title editor is not focused, we programmatically
1652                // changed the text, so we don't want to set the title again.
1653                if !title_editor.read(cx).is_focused(window) {
1654                    return;
1655                }
1656
1657                let new_title = title_editor.read(cx).text(cx);
1658                thread.update(cx, |thread, cx| {
1659                    thread
1660                        .set_title(new_title.into(), cx)
1661                        .detach_and_log_err(cx);
1662                })
1663            }
1664            EditorEvent::Blurred => {
1665                if title_editor.read(cx).text(cx).is_empty() {
1666                    title_editor.update(cx, |editor, cx| {
1667                        editor.set_text(DEFAULT_THREAD_TITLE, window, cx);
1668                    });
1669                }
1670            }
1671            _ => {}
1672        }
1673    }
1674
1675    pub fn cancel_editing(&mut self, _: &ClickEvent, window: &mut Window, cx: &mut Context<Self>) {
1676        if let Some(index) = self.editing_message.take()
1677            && let Some(editor) = &self
1678                .entry_view_state
1679                .read(cx)
1680                .entry(index)
1681                .and_then(|e| e.message_editor())
1682                .cloned()
1683        {
1684            editor.update(cx, |editor, cx| {
1685                if let Some(user_message) = self
1686                    .thread
1687                    .read(cx)
1688                    .entries()
1689                    .get(index)
1690                    .and_then(|e| e.user_message())
1691                {
1692                    editor.set_message(user_message.chunks.clone(), window, cx);
1693                }
1694            })
1695        };
1696        self.message_editor.focus_handle(cx).focus(window, cx);
1697        cx.notify();
1698    }
1699
1700    pub fn authorize_tool_call(
1701        &mut self,
1702        session_id: acp::SessionId,
1703        tool_call_id: acp::ToolCallId,
1704        outcome: SelectedPermissionOutcome,
1705        window: &mut Window,
1706        cx: &mut Context<Self>,
1707    ) {
1708        self.conversation.update(cx, |conversation, cx| {
1709            conversation.authorize_tool_call(session_id, tool_call_id, outcome, cx);
1710        });
1711        if self.should_be_following {
1712            self.workspace
1713                .update(cx, |workspace, cx| {
1714                    workspace.follow(CollaboratorId::Agent, window, cx);
1715                })
1716                .ok();
1717        }
1718        cx.notify();
1719    }
1720
1721    pub fn allow_always(&mut self, _: &AllowAlways, window: &mut Window, cx: &mut Context<Self>) {
1722        self.authorize_pending_tool_call(acp::PermissionOptionKind::AllowAlways, window, cx);
1723    }
1724
1725    pub fn allow_once(&mut self, _: &AllowOnce, window: &mut Window, cx: &mut Context<Self>) {
1726        self.authorize_pending_with_granularity(true, window, cx);
1727    }
1728
1729    pub fn reject_once(&mut self, _: &RejectOnce, window: &mut Window, cx: &mut Context<Self>) {
1730        self.authorize_pending_with_granularity(false, window, cx);
1731    }
1732
1733    pub fn authorize_pending_tool_call(
1734        &mut self,
1735        kind: acp::PermissionOptionKind,
1736        window: &mut Window,
1737        cx: &mut Context<Self>,
1738    ) -> Option<()> {
1739        self.conversation.update(cx, |conversation, cx| {
1740            conversation.authorize_pending_tool_call(&self.id, kind, cx)
1741        })?;
1742        if self.should_be_following {
1743            self.workspace
1744                .update(cx, |workspace, cx| {
1745                    workspace.follow(CollaboratorId::Agent, window, cx);
1746                })
1747                .ok();
1748        }
1749        cx.notify();
1750        Some(())
1751    }
1752
1753    fn is_waiting_for_confirmation(entry: &AgentThreadEntry) -> bool {
1754        if let AgentThreadEntry::ToolCall(tool_call) = entry {
1755            matches!(
1756                tool_call.status,
1757                ToolCallStatus::WaitingForConfirmation { .. }
1758            )
1759        } else {
1760            false
1761        }
1762    }
1763
1764    fn handle_authorize_tool_call(
1765        &mut self,
1766        action: &AuthorizeToolCall,
1767        window: &mut Window,
1768        cx: &mut Context<Self>,
1769    ) {
1770        let tool_call_id = acp::ToolCallId::new(action.tool_call_id.clone());
1771        let option_id = acp::PermissionOptionId::new(action.option_id.clone());
1772        let option_kind = match action.option_kind.as_str() {
1773            "AllowOnce" => acp::PermissionOptionKind::AllowOnce,
1774            "AllowAlways" => acp::PermissionOptionKind::AllowAlways,
1775            "RejectOnce" => acp::PermissionOptionKind::RejectOnce,
1776            "RejectAlways" => acp::PermissionOptionKind::RejectAlways,
1777            _ => acp::PermissionOptionKind::AllowOnce,
1778        };
1779
1780        self.authorize_tool_call(
1781            self.id.clone(),
1782            tool_call_id,
1783            SelectedPermissionOutcome::new(option_id, option_kind),
1784            window,
1785            cx,
1786        );
1787    }
1788
1789    pub fn handle_select_permission_granularity(
1790        &mut self,
1791        action: &SelectPermissionGranularity,
1792        _window: &mut Window,
1793        cx: &mut Context<Self>,
1794    ) {
1795        let tool_call_id = acp::ToolCallId::new(action.tool_call_id.clone());
1796        self.permission_selections
1797            .insert(tool_call_id, PermissionSelection::Choice(action.index));
1798
1799        cx.notify();
1800    }
1801
1802    pub fn handle_toggle_command_pattern(
1803        &mut self,
1804        action: &crate::ToggleCommandPattern,
1805        _window: &mut Window,
1806        cx: &mut Context<Self>,
1807    ) {
1808        let tool_call_id = acp::ToolCallId::new(action.tool_call_id.clone());
1809
1810        match self.permission_selections.get_mut(&tool_call_id) {
1811            Some(PermissionSelection::SelectedPatterns(checked)) => {
1812                // Already in pattern mode — toggle the individual pattern.
1813                if let Some(pos) = checked.iter().position(|&i| i == action.pattern_index) {
1814                    checked.swap_remove(pos);
1815                } else {
1816                    checked.push(action.pattern_index);
1817                }
1818            }
1819            _ => {
1820                // First click: activate "Select options" with all patterns checked.
1821                let thread = self.thread.read(cx);
1822                let pattern_count = thread
1823                    .entries()
1824                    .iter()
1825                    .find_map(|entry| {
1826                        if let AgentThreadEntry::ToolCall(call) = entry {
1827                            if call.id == tool_call_id {
1828                                if let ToolCallStatus::WaitingForConfirmation { options, .. } =
1829                                    &call.status
1830                                {
1831                                    if let PermissionOptions::DropdownWithPatterns {
1832                                        patterns,
1833                                        ..
1834                                    } = options
1835                                    {
1836                                        return Some(patterns.len());
1837                                    }
1838                                }
1839                            }
1840                        }
1841                        None
1842                    })
1843                    .unwrap_or(0);
1844                self.permission_selections.insert(
1845                    tool_call_id,
1846                    PermissionSelection::SelectedPatterns((0..pattern_count).collect()),
1847                );
1848            }
1849        }
1850        cx.notify();
1851    }
1852
1853    fn authorize_pending_with_granularity(
1854        &mut self,
1855        is_allow: bool,
1856        window: &mut Window,
1857        cx: &mut Context<Self>,
1858    ) -> Option<()> {
1859        let (session_id, tool_call_id, options) =
1860            self.conversation.read(cx).pending_tool_call(&self.id, cx)?;
1861        let options = options.clone();
1862        self.authorize_with_granularity(session_id, tool_call_id, &options, is_allow, window, cx)
1863    }
1864
1865    fn authorize_with_granularity(
1866        &mut self,
1867        session_id: acp::SessionId,
1868        tool_call_id: acp::ToolCallId,
1869        options: &PermissionOptions,
1870        is_allow: bool,
1871        window: &mut Window,
1872        cx: &mut Context<Self>,
1873    ) -> Option<()> {
1874        let choices = match options {
1875            PermissionOptions::Dropdown(choices) => choices.as_slice(),
1876            PermissionOptions::DropdownWithPatterns { choices, .. } => choices.as_slice(),
1877            _ => {
1878                let kind = if is_allow {
1879                    acp::PermissionOptionKind::AllowOnce
1880                } else {
1881                    acp::PermissionOptionKind::RejectOnce
1882                };
1883                return self.authorize_pending_tool_call(kind, window, cx);
1884            }
1885        };
1886
1887        let selection = self.permission_selections.get(&tool_call_id);
1888
1889        // When in per-command pattern mode, use the checked patterns.
1890        if let Some(PermissionSelection::SelectedPatterns(checked)) = selection {
1891            if let Some(outcome) = options.build_outcome_for_checked_patterns(checked, is_allow) {
1892                self.authorize_tool_call(session_id, tool_call_id, outcome, window, cx);
1893                return Some(());
1894            }
1895        }
1896
1897        // Use the selected granularity choice ("Always for terminal" or "Only this time")
1898        let selected_index = selection
1899            .and_then(|s| s.choice_index())
1900            .unwrap_or_else(|| choices.len().saturating_sub(1));
1901
1902        let selected_choice = choices.get(selected_index).or(choices.last())?;
1903        let outcome = selected_choice.build_outcome(is_allow);
1904
1905        self.authorize_tool_call(session_id, tool_call_id, outcome, window, cx);
1906
1907        Some(())
1908    }
1909
1910    // edits
1911
1912    pub fn keep_all(&mut self, _: &KeepAll, _window: &mut Window, cx: &mut Context<Self>) {
1913        let thread = &self.thread;
1914        let telemetry = ActionLogTelemetry::from(thread.read(cx));
1915        let action_log = thread.read(cx).action_log().clone();
1916        action_log.update(cx, |action_log, cx| {
1917            action_log.keep_all_edits(Some(telemetry), cx)
1918        });
1919    }
1920
1921    pub fn reject_all(&mut self, _: &RejectAll, _window: &mut Window, cx: &mut Context<Self>) {
1922        let thread = &self.thread;
1923        let telemetry = ActionLogTelemetry::from(thread.read(cx));
1924        let action_log = thread.read(cx).action_log().clone();
1925        let has_changes = action_log.read(cx).changed_buffers(cx).len() > 0;
1926
1927        action_log
1928            .update(cx, |action_log, cx| {
1929                action_log.reject_all_edits(Some(telemetry), cx)
1930            })
1931            .detach();
1932
1933        if has_changes {
1934            if let Some(workspace) = self.workspace.upgrade() {
1935                workspace.update(cx, |workspace, cx| {
1936                    crate::ui::show_undo_reject_toast(workspace, action_log, cx);
1937                });
1938            }
1939        }
1940    }
1941
1942    pub fn undo_last_reject(
1943        &mut self,
1944        _: &UndoLastReject,
1945        _window: &mut Window,
1946        cx: &mut Context<Self>,
1947    ) {
1948        let thread = &self.thread;
1949        let action_log = thread.read(cx).action_log().clone();
1950        action_log
1951            .update(cx, |action_log, cx| action_log.undo_last_reject(cx))
1952            .detach()
1953    }
1954
1955    pub fn open_edited_buffer(
1956        &mut self,
1957        buffer: &Entity<Buffer>,
1958        window: &mut Window,
1959        cx: &mut Context<Self>,
1960    ) {
1961        let thread = &self.thread;
1962
1963        let Some(diff) =
1964            AgentDiffPane::deploy(thread.clone(), self.workspace.clone(), window, cx).log_err()
1965        else {
1966            return;
1967        };
1968
1969        diff.update(cx, |diff, cx| {
1970            diff.move_to_path(PathKey::for_buffer(buffer, cx), window, cx)
1971        })
1972    }
1973
1974    // thread stuff
1975
1976    fn share_thread(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
1977        let Some((thread, project)) = self.as_native_thread(cx).zip(self.project.upgrade()) else {
1978            return;
1979        };
1980
1981        let client = project.read(cx).client();
1982        let workspace = self.workspace.clone();
1983        let session_id = thread.read(cx).id().to_string();
1984
1985        let load_task = thread.read(cx).to_db(cx);
1986
1987        cx.spawn(async move |_this, cx| {
1988            let db_thread = load_task.await;
1989
1990            let shared_thread = SharedThread::from_db_thread(&db_thread);
1991            let thread_data = shared_thread.to_bytes()?;
1992            let title = shared_thread.title.to_string();
1993
1994            client
1995                .request(proto::ShareAgentThread {
1996                    session_id: session_id.clone(),
1997                    title,
1998                    thread_data,
1999                })
2000                .await?;
2001
2002            let share_url = client::zed_urls::shared_agent_thread_url(&session_id);
2003
2004            cx.update(|cx| {
2005                if let Some(workspace) = workspace.upgrade() {
2006                    workspace.update(cx, |workspace, cx| {
2007                        struct ThreadSharedToast;
2008                        workspace.show_toast(
2009                            Toast::new(
2010                                NotificationId::unique::<ThreadSharedToast>(),
2011                                "Thread shared!",
2012                            )
2013                            .on_click(
2014                                "Copy URL",
2015                                move |_window, cx| {
2016                                    cx.write_to_clipboard(ClipboardItem::new_string(
2017                                        share_url.clone(),
2018                                    ));
2019                                },
2020                            ),
2021                            cx,
2022                        );
2023                    });
2024                }
2025            });
2026
2027            anyhow::Ok(())
2028        })
2029        .detach_and_log_err(cx);
2030    }
2031
2032    pub fn sync_thread(
2033        &mut self,
2034        project: Entity<Project>,
2035        server_view: Entity<ConversationView>,
2036        window: &mut Window,
2037        cx: &mut Context<Self>,
2038    ) {
2039        if !self.is_imported_thread(cx) {
2040            return;
2041        }
2042
2043        let Some(session_list) = self
2044            .as_native_connection(cx)
2045            .and_then(|connection| connection.session_list(cx))
2046            .and_then(|list| list.downcast::<NativeAgentSessionList>())
2047        else {
2048            return;
2049        };
2050        let thread_store = session_list.thread_store().clone();
2051
2052        let client = project.read(cx).client();
2053        let session_id = self.thread.read(cx).session_id().clone();
2054        cx.spawn_in(window, async move |this, cx| {
2055            let response = client
2056                .request(proto::GetSharedAgentThread {
2057                    session_id: session_id.to_string(),
2058                })
2059                .await?;
2060
2061            let shared_thread = SharedThread::from_bytes(&response.thread_data)?;
2062
2063            let db_thread = shared_thread.to_db_thread();
2064
2065            thread_store
2066                .update(&mut cx.clone(), |store, cx| {
2067                    store.save_thread(session_id.clone(), db_thread, Default::default(), cx)
2068                })
2069                .await?;
2070
2071            server_view.update_in(cx, |server_view, window, cx| server_view.reset(window, cx))?;
2072
2073            this.update_in(cx, |this, _window, cx| {
2074                if let Some(workspace) = this.workspace.upgrade() {
2075                    workspace.update(cx, |workspace, cx| {
2076                        struct ThreadSyncedToast;
2077                        workspace.show_toast(
2078                            Toast::new(
2079                                NotificationId::unique::<ThreadSyncedToast>(),
2080                                "Thread synced with latest version",
2081                            )
2082                            .autohide(),
2083                            cx,
2084                        );
2085                    });
2086                }
2087            })?;
2088
2089            anyhow::Ok(())
2090        })
2091        .detach_and_log_err(cx);
2092    }
2093
2094    pub fn restore_checkpoint(&mut self, message_id: &UserMessageId, cx: &mut Context<Self>) {
2095        self.thread
2096            .update(cx, |thread, cx| {
2097                thread.restore_checkpoint(message_id.clone(), cx)
2098            })
2099            .detach_and_log_err(cx);
2100    }
2101
2102    pub fn clear_thread_error(&mut self, cx: &mut Context<Self>) {
2103        self.thread_error = None;
2104        self.thread_error_markdown = None;
2105        self.token_limit_callout_dismissed = true;
2106        cx.notify();
2107    }
2108
2109    fn is_following(&self, cx: &App) -> bool {
2110        match self.thread.read(cx).status() {
2111            ThreadStatus::Generating => self
2112                .workspace
2113                .read_with(cx, |workspace, _| {
2114                    workspace.is_being_followed(CollaboratorId::Agent)
2115                })
2116                .unwrap_or(false),
2117            _ => self.should_be_following,
2118        }
2119    }
2120
2121    fn toggle_following(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2122        let following = self.is_following(cx);
2123
2124        self.should_be_following = !following;
2125        if self.thread.read(cx).status() == ThreadStatus::Generating {
2126            self.workspace
2127                .update(cx, |workspace, cx| {
2128                    if following {
2129                        workspace.unfollow(CollaboratorId::Agent, window, cx);
2130                    } else {
2131                        workspace.follow(CollaboratorId::Agent, window, cx);
2132                    }
2133                })
2134                .ok();
2135        }
2136
2137        telemetry::event!("Follow Agent Selected", following = !following);
2138    }
2139
2140    // other
2141
2142    pub fn render_thread_retry_status_callout(&self) -> Option<Callout> {
2143        let state = self.thread_retry_status.as_ref()?;
2144
2145        let next_attempt_in = state
2146            .duration
2147            .saturating_sub(Instant::now().saturating_duration_since(state.started_at));
2148        if next_attempt_in.is_zero() {
2149            return None;
2150        }
2151
2152        let next_attempt_in_secs = next_attempt_in.as_secs() + 1;
2153
2154        let retry_message = if state.max_attempts == 1 {
2155            if next_attempt_in_secs == 1 {
2156                "Retrying. Next attempt in 1 second.".to_string()
2157            } else {
2158                format!("Retrying. Next attempt in {next_attempt_in_secs} seconds.")
2159            }
2160        } else if next_attempt_in_secs == 1 {
2161            format!(
2162                "Retrying. Next attempt in 1 second (Attempt {} of {}).",
2163                state.attempt, state.max_attempts,
2164            )
2165        } else {
2166            format!(
2167                "Retrying. Next attempt in {next_attempt_in_secs} seconds (Attempt {} of {}).",
2168                state.attempt, state.max_attempts,
2169            )
2170        };
2171
2172        Some(
2173            Callout::new()
2174                .icon(IconName::Warning)
2175                .severity(Severity::Warning)
2176                .title(state.last_error.clone())
2177                .description(retry_message),
2178        )
2179    }
2180
2181    pub fn handle_open_rules(
2182        &mut self,
2183        _: &ClickEvent,
2184        window: &mut Window,
2185        cx: &mut Context<Self>,
2186    ) {
2187        let Some(thread) = self.as_native_thread(cx) else {
2188            return;
2189        };
2190        let project_context = thread.read(cx).project_context().read(cx);
2191
2192        let project_entry_ids = project_context
2193            .worktrees
2194            .iter()
2195            .flat_map(|worktree| worktree.rules_file.as_ref())
2196            .map(|rules_file| ProjectEntryId::from_usize(rules_file.project_entry_id))
2197            .collect::<Vec<_>>();
2198
2199        self.workspace
2200            .update(cx, move |workspace, cx| {
2201                // TODO: Open a multibuffer instead? In some cases this doesn't make the set of rules
2202                // files clear. For example, if rules file 1 is already open but rules file 2 is not,
2203                // this would open and focus rules file 2 in a tab that is not next to rules file 1.
2204                let project = workspace.project().read(cx);
2205                let project_paths = project_entry_ids
2206                    .into_iter()
2207                    .flat_map(|entry_id| project.path_for_entry(entry_id, cx))
2208                    .collect::<Vec<_>>();
2209                for project_path in project_paths {
2210                    workspace
2211                        .open_path(project_path, None, true, window, cx)
2212                        .detach_and_log_err(cx);
2213                }
2214            })
2215            .ok();
2216    }
2217
2218    fn activity_bar_bg(&self, cx: &Context<Self>) -> Hsla {
2219        let editor_bg_color = cx.theme().colors().editor_background;
2220        let active_color = cx.theme().colors().element_selected;
2221        editor_bg_color.blend(active_color.opacity(0.3))
2222    }
2223
2224    pub fn render_activity_bar(
2225        &self,
2226        window: &mut Window,
2227        cx: &Context<Self>,
2228    ) -> Option<AnyElement> {
2229        let thread = self.thread.read(cx);
2230        let action_log = thread.action_log();
2231        let telemetry = ActionLogTelemetry::from(thread);
2232        let changed_buffers = action_log.read(cx).changed_buffers(cx);
2233        let plan = thread.plan();
2234        let queue_is_empty = !self.has_queued_messages();
2235
2236        let subagents_awaiting_permission = self.render_subagents_awaiting_permission(cx);
2237        let has_subagents_awaiting = subagents_awaiting_permission.is_some();
2238
2239        if changed_buffers.is_empty()
2240            && plan.is_empty()
2241            && queue_is_empty
2242            && !has_subagents_awaiting
2243        {
2244            return None;
2245        }
2246
2247        // Temporarily always enable ACP edit controls. This is temporary, to lessen the
2248        // impact of a nasty bug that causes them to sometimes be disabled when they shouldn't
2249        // be, which blocks you from being able to accept or reject edits. This switches the
2250        // bug to be that sometimes it's enabled when it shouldn't be, which at least doesn't
2251        // block you from using the panel.
2252        let pending_edits = false;
2253
2254        let plan_expanded = self.plan_expanded;
2255        let edits_expanded = self.edits_expanded;
2256        let queue_expanded = self.queue_expanded;
2257
2258        let max_content_width = AgentSettings::get_global(cx).max_content_width;
2259
2260        div()
2261            .w_full()
2262            .max_w(max_content_width)
2263            .mx_auto()
2264            .child(
2265                v_flex()
2266                    .mx_2()
2267                    .bg(self.activity_bar_bg(cx))
2268                    .border_1()
2269                    .border_b_0()
2270                    .border_color(cx.theme().colors().border)
2271                    .rounded_t_md()
2272                    .shadow(vec![gpui::BoxShadow {
2273                        color: gpui::black().opacity(0.12),
2274                        offset: point(px(1.), px(-1.)),
2275                        blur_radius: px(2.),
2276                        spread_radius: px(0.),
2277                    }])
2278                    .when_some(subagents_awaiting_permission, |this, element| {
2279                        this.child(element)
2280                    })
2281                    .when(
2282                        has_subagents_awaiting
2283                            && (!plan.is_empty() || !changed_buffers.is_empty() || !queue_is_empty),
2284                        |this| this.child(Divider::horizontal().color(DividerColor::Border)),
2285                    )
2286                    .when(!plan.is_empty(), |this| {
2287                        this.child(self.render_plan_summary(plan, window, cx))
2288                            .when(plan_expanded, |parent| {
2289                                parent.child(self.render_plan_entries(plan, window, cx))
2290                            })
2291                    })
2292                    .when(!plan.is_empty() && !changed_buffers.is_empty(), |this| {
2293                        this.child(Divider::horizontal().color(DividerColor::Border))
2294                    })
2295                    .when(
2296                        !changed_buffers.is_empty() && thread.parent_session_id().is_none(),
2297                        |this| {
2298                            this.child(self.render_edits_summary(
2299                                &changed_buffers,
2300                                edits_expanded,
2301                                pending_edits,
2302                                cx,
2303                            ))
2304                            .when(edits_expanded, |parent| {
2305                                parent.child(self.render_edited_files(
2306                                    action_log,
2307                                    telemetry.clone(),
2308                                    &changed_buffers,
2309                                    pending_edits,
2310                                    cx,
2311                                ))
2312                            })
2313                        },
2314                    )
2315                    .when(!queue_is_empty, |this| {
2316                        this.when(!plan.is_empty() || !changed_buffers.is_empty(), |this| {
2317                            this.child(Divider::horizontal().color(DividerColor::Border))
2318                        })
2319                        .child(self.render_message_queue_summary(window, cx))
2320                        .when(queue_expanded, |parent| {
2321                            parent.child(self.render_message_queue_entries(window, cx))
2322                        })
2323                    }),
2324            )
2325            .into_any()
2326            .into()
2327    }
2328
2329    fn render_edited_files(
2330        &self,
2331        action_log: &Entity<ActionLog>,
2332        telemetry: ActionLogTelemetry,
2333        changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>,
2334        pending_edits: bool,
2335        cx: &Context<Self>,
2336    ) -> impl IntoElement {
2337        let editor_bg_color = cx.theme().colors().editor_background;
2338
2339        // Sort edited files alphabetically for consistency with Git diff view
2340        let mut sorted_buffers: Vec<_> = changed_buffers.iter().collect();
2341        sorted_buffers.sort_by(|(buffer_a, _), (buffer_b, _)| {
2342            let path_a = buffer_a.read(cx).file().map(|f| f.path().clone());
2343            let path_b = buffer_b.read(cx).file().map(|f| f.path().clone());
2344            path_a.cmp(&path_b)
2345        });
2346
2347        v_flex()
2348            .id("edited_files_list")
2349            .max_h_40()
2350            .overflow_y_scroll()
2351            .children(
2352                sorted_buffers
2353                    .into_iter()
2354                    .enumerate()
2355                    .flat_map(|(index, (buffer, diff))| {
2356                        let file = buffer.read(cx).file()?;
2357                        let path = file.path();
2358                        let path_style = file.path_style(cx);
2359                        let separator = file.path_style(cx).primary_separator();
2360
2361                        let file_path = path.parent().and_then(|parent| {
2362                            if parent.is_empty() {
2363                                None
2364                            } else {
2365                                Some(
2366                                    Label::new(format!(
2367                                        "{}{separator}",
2368                                        parent.display(path_style)
2369                                    ))
2370                                    .color(Color::Muted)
2371                                    .size(LabelSize::XSmall)
2372                                    .buffer_font(cx),
2373                                )
2374                            }
2375                        });
2376
2377                        let file_name = path.file_name().map(|name| {
2378                            Label::new(name.to_string())
2379                                .size(LabelSize::XSmall)
2380                                .buffer_font(cx)
2381                                .ml_1()
2382                        });
2383
2384                        let full_path = path.display(path_style).to_string();
2385
2386                        let file_icon = FileIcons::get_icon(path.as_std_path(), cx)
2387                            .map(Icon::from_path)
2388                            .map(|icon| icon.color(Color::Muted).size(IconSize::Small))
2389                            .unwrap_or_else(|| {
2390                                Icon::new(IconName::File)
2391                                    .color(Color::Muted)
2392                                    .size(IconSize::Small)
2393                            });
2394
2395                        let file_stats = DiffStats::single_file(buffer.read(cx), diff.read(cx), cx);
2396
2397                        let buttons = self.render_edited_files_buttons(
2398                            index,
2399                            buffer,
2400                            action_log,
2401                            &telemetry,
2402                            pending_edits,
2403                            editor_bg_color,
2404                            cx,
2405                        );
2406
2407                        let element = h_flex()
2408                            .group("edited-code")
2409                            .id(("file-container", index))
2410                            .relative()
2411                            .min_w_0()
2412                            .p_1p5()
2413                            .gap_2()
2414                            .justify_between()
2415                            .bg(editor_bg_color)
2416                            .when(index < changed_buffers.len() - 1, |parent| {
2417                                parent.border_color(cx.theme().colors().border).border_b_1()
2418                            })
2419                            .child(
2420                                h_flex()
2421                                    .id(("file-name-path", index))
2422                                    .cursor_pointer()
2423                                    .pr_0p5()
2424                                    .gap_0p5()
2425                                    .rounded_xs()
2426                                    .child(file_icon)
2427                                    .children(file_name)
2428                                    .children(file_path)
2429                                    .child(
2430                                        DiffStat::new(
2431                                            "file",
2432                                            file_stats.lines_added as usize,
2433                                            file_stats.lines_removed as usize,
2434                                        )
2435                                        .label_size(LabelSize::XSmall),
2436                                    )
2437                                    .hover(|s| s.bg(cx.theme().colors().element_hover))
2438                                    .tooltip({
2439                                        move |_, cx| {
2440                                            Tooltip::with_meta(
2441                                                "Go to File",
2442                                                None,
2443                                                full_path.clone(),
2444                                                cx,
2445                                            )
2446                                        }
2447                                    })
2448                                    .on_click({
2449                                        let buffer = buffer.clone();
2450                                        cx.listener(move |this, _, window, cx| {
2451                                            this.open_edited_buffer(&buffer, window, cx);
2452                                        })
2453                                    }),
2454                            )
2455                            .child(buttons);
2456
2457                        Some(element)
2458                    }),
2459            )
2460            .into_any_element()
2461    }
2462
2463    fn render_edited_files_buttons(
2464        &self,
2465        index: usize,
2466        buffer: &Entity<Buffer>,
2467        action_log: &Entity<ActionLog>,
2468        telemetry: &ActionLogTelemetry,
2469        pending_edits: bool,
2470        editor_bg_color: Hsla,
2471        cx: &Context<Self>,
2472    ) -> impl IntoElement {
2473        h_flex()
2474            .id("edited-buttons-container")
2475            .visible_on_hover("edited-code")
2476            .absolute()
2477            .right_0()
2478            .px_1()
2479            .gap_1()
2480            .bg(editor_bg_color)
2481            .on_hover(cx.listener(move |this, is_hovered, _window, cx| {
2482                if *is_hovered {
2483                    this.hovered_edited_file_buttons = Some(index);
2484                } else if this.hovered_edited_file_buttons == Some(index) {
2485                    this.hovered_edited_file_buttons = None;
2486                }
2487                cx.notify();
2488            }))
2489            .child(
2490                Button::new("review", "Review")
2491                    .label_size(LabelSize::Small)
2492                    .on_click({
2493                        let buffer = buffer.clone();
2494                        cx.listener(move |this, _, window, cx| {
2495                            this.open_edited_buffer(&buffer, window, cx);
2496                        })
2497                    }),
2498            )
2499            .child(
2500                Button::new(("reject-file", index), "Reject")
2501                    .label_size(LabelSize::Small)
2502                    .disabled(pending_edits)
2503                    .on_click({
2504                        let buffer = buffer.clone();
2505                        let action_log = action_log.clone();
2506                        let telemetry = telemetry.clone();
2507                        move |_, _, cx| {
2508                            action_log.update(cx, |action_log, cx| {
2509                                action_log
2510                                    .reject_edits_in_ranges(
2511                                        buffer.clone(),
2512                                        vec![Anchor::min_max_range_for_buffer(
2513                                            buffer.read(cx).remote_id(),
2514                                        )],
2515                                        Some(telemetry.clone()),
2516                                        cx,
2517                                    )
2518                                    .0
2519                                    .detach_and_log_err(cx);
2520                            })
2521                        }
2522                    }),
2523            )
2524            .child(
2525                Button::new(("keep-file", index), "Keep")
2526                    .label_size(LabelSize::Small)
2527                    .disabled(pending_edits)
2528                    .on_click({
2529                        let buffer = buffer.clone();
2530                        let action_log = action_log.clone();
2531                        let telemetry = telemetry.clone();
2532                        move |_, _, cx| {
2533                            action_log.update(cx, |action_log, cx| {
2534                                action_log.keep_edits_in_range(
2535                                    buffer.clone(),
2536                                    Anchor::min_max_range_for_buffer(buffer.read(cx).remote_id()),
2537                                    Some(telemetry.clone()),
2538                                    cx,
2539                                );
2540                            })
2541                        }
2542                    }),
2543            )
2544    }
2545
2546    fn render_subagents_awaiting_permission(&self, cx: &Context<Self>) -> Option<AnyElement> {
2547        let awaiting = self.conversation.read(cx).subagents_awaiting_permission(cx);
2548
2549        if awaiting.is_empty() {
2550            return None;
2551        }
2552
2553        let thread = self.thread.read(cx);
2554        let entries = thread.entries();
2555        let mut subagent_items: Vec<(SharedString, usize)> = Vec::new();
2556
2557        for (session_id, _) in &awaiting {
2558            for (entry_ix, entry) in entries.iter().enumerate() {
2559                if let AgentThreadEntry::ToolCall(tool_call) = entry {
2560                    if let Some(info) = &tool_call.subagent_session_info {
2561                        if &info.session_id == session_id {
2562                            let subagent_summary: SharedString = {
2563                                let summary_text = tool_call.label.read(cx).source().to_string();
2564                                if !summary_text.is_empty() {
2565                                    summary_text.into()
2566                                } else {
2567                                    "Subagent".into()
2568                                }
2569                            };
2570                            subagent_items.push((subagent_summary, entry_ix));
2571                            break;
2572                        }
2573                    }
2574                }
2575            }
2576        }
2577
2578        if subagent_items.is_empty() {
2579            return None;
2580        }
2581
2582        let item_count = subagent_items.len();
2583
2584        Some(
2585            v_flex()
2586                .child(
2587                    h_flex()
2588                        .py_1()
2589                        .px_2()
2590                        .w_full()
2591                        .gap_1()
2592                        .border_b_1()
2593                        .border_color(cx.theme().colors().border)
2594                        .child(
2595                            Label::new("Subagents Awaiting Permission:")
2596                                .size(LabelSize::Small)
2597                                .color(Color::Muted),
2598                        )
2599                        .child(Label::new(item_count.to_string()).size(LabelSize::Small)),
2600                )
2601                .child(
2602                    v_flex().children(subagent_items.into_iter().enumerate().map(
2603                        |(ix, (label, entry_ix))| {
2604                            let is_last = ix == item_count - 1;
2605                            let group = format!("group-{}", entry_ix);
2606
2607                            h_flex()
2608                                .cursor_pointer()
2609                                .id(format!("subagent-permission-{}", entry_ix))
2610                                .group(&group)
2611                                .p_1()
2612                                .pl_2()
2613                                .min_w_0()
2614                                .w_full()
2615                                .gap_1()
2616                                .justify_between()
2617                                .bg(cx.theme().colors().editor_background)
2618                                .hover(|s| s.bg(cx.theme().colors().element_hover))
2619                                .when(!is_last, |this| {
2620                                    this.border_b_1().border_color(cx.theme().colors().border)
2621                                })
2622                                .child(
2623                                    h_flex()
2624                                        .gap_1p5()
2625                                        .child(
2626                                            Icon::new(IconName::Circle)
2627                                                .size(IconSize::XSmall)
2628                                                .color(Color::Warning),
2629                                        )
2630                                        .child(
2631                                            Label::new(label)
2632                                                .size(LabelSize::Small)
2633                                                .color(Color::Muted)
2634                                                .truncate(),
2635                                        ),
2636                                )
2637                                .child(
2638                                    div().visible_on_hover(&group).child(
2639                                        Label::new("Scroll to Subagent")
2640                                            .size(LabelSize::Small)
2641                                            .color(Color::Muted)
2642                                            .truncate(),
2643                                    ),
2644                                )
2645                                .on_click(cx.listener(move |this, _, _, cx| {
2646                                    this.list_state.scroll_to(ListOffset {
2647                                        item_ix: entry_ix,
2648                                        offset_in_item: px(0.0),
2649                                    });
2650                                    cx.notify();
2651                                }))
2652                        },
2653                    )),
2654                )
2655                .into_any(),
2656        )
2657    }
2658
2659    fn render_message_queue_summary(
2660        &self,
2661        _window: &mut Window,
2662        cx: &Context<Self>,
2663    ) -> impl IntoElement {
2664        let queue_count = self.local_queued_messages.len();
2665        let title: SharedString = if queue_count == 1 {
2666            "1 Queued Message".into()
2667        } else {
2668            format!("{} Queued Messages", queue_count).into()
2669        };
2670
2671        h_flex()
2672            .p_1()
2673            .w_full()
2674            .gap_1()
2675            .justify_between()
2676            .when(self.queue_expanded, |this| {
2677                this.border_b_1().border_color(cx.theme().colors().border)
2678            })
2679            .child(
2680                h_flex()
2681                    .id("queue_summary")
2682                    .gap_1()
2683                    .child(Disclosure::new("queue_disclosure", self.queue_expanded))
2684                    .child(Label::new(title).size(LabelSize::Small).color(Color::Muted))
2685                    .on_click(cx.listener(|this, _, _, cx| {
2686                        this.queue_expanded = !this.queue_expanded;
2687                        cx.notify();
2688                    })),
2689            )
2690            .child(
2691                Button::new("clear_queue", "Clear All")
2692                    .label_size(LabelSize::Small)
2693                    .key_binding(
2694                        KeyBinding::for_action(&ClearMessageQueue, cx)
2695                            .map(|kb| kb.size(rems_from_px(12.))),
2696                    )
2697                    .on_click(cx.listener(|this, _, _, cx| {
2698                        this.clear_queue(cx);
2699                        this.can_fast_track_queue = false;
2700                        cx.notify();
2701                    })),
2702            )
2703            .into_any_element()
2704    }
2705
2706    fn clear_queue(&mut self, cx: &mut Context<Self>) {
2707        self.local_queued_messages.clear();
2708        self.sync_queue_flag_to_native_thread(cx);
2709    }
2710
2711    fn render_plan_summary(
2712        &self,
2713        plan: &Plan,
2714        window: &mut Window,
2715        cx: &Context<Self>,
2716    ) -> impl IntoElement {
2717        let plan_expanded = self.plan_expanded;
2718        let stats = plan.stats();
2719
2720        let title = if let Some(entry) = stats.in_progress_entry
2721            && !plan_expanded
2722        {
2723            h_flex()
2724                .cursor_default()
2725                .relative()
2726                .w_full()
2727                .gap_1()
2728                .truncate()
2729                .child(
2730                    Label::new("Current:")
2731                        .size(LabelSize::Small)
2732                        .color(Color::Muted),
2733                )
2734                .child(
2735                    div()
2736                        .text_xs()
2737                        .text_color(cx.theme().colors().text_muted)
2738                        .line_clamp(1)
2739                        .child(MarkdownElement::new(
2740                            entry.content.clone(),
2741                            plan_label_markdown_style(&entry.status, window, cx),
2742                        )),
2743                )
2744                .when(stats.pending > 0, |this| {
2745                    this.child(
2746                        h_flex()
2747                            .absolute()
2748                            .top_0()
2749                            .right_0()
2750                            .h_full()
2751                            .child(div().min_w_8().h_full().bg(linear_gradient(
2752                                90.,
2753                                linear_color_stop(self.activity_bar_bg(cx), 1.),
2754                                linear_color_stop(self.activity_bar_bg(cx).opacity(0.2), 0.),
2755                            )))
2756                            .child(
2757                                div().pr_0p5().bg(self.activity_bar_bg(cx)).child(
2758                                    Label::new(format!("{} left", stats.pending))
2759                                        .size(LabelSize::Small)
2760                                        .color(Color::Muted),
2761                                ),
2762                            ),
2763                    )
2764                })
2765        } else {
2766            let status_label = if stats.pending == 0 {
2767                "All Done".to_string()
2768            } else if stats.completed == 0 {
2769                format!("{} Tasks", plan.entries.len())
2770            } else {
2771                format!("{}/{}", stats.completed, plan.entries.len())
2772            };
2773
2774            h_flex()
2775                .w_full()
2776                .gap_1()
2777                .justify_between()
2778                .child(
2779                    Label::new("Plan")
2780                        .size(LabelSize::Small)
2781                        .color(Color::Muted),
2782                )
2783                .child(
2784                    Label::new(status_label)
2785                        .size(LabelSize::Small)
2786                        .color(Color::Muted)
2787                        .mr_1(),
2788                )
2789        };
2790
2791        h_flex()
2792            .id("plan_summary")
2793            .p_1()
2794            .w_full()
2795            .gap_1()
2796            .when(plan_expanded, |this| {
2797                this.border_b_1().border_color(cx.theme().colors().border)
2798            })
2799            .child(Disclosure::new("plan_disclosure", plan_expanded))
2800            .child(title.flex_1())
2801            .child(
2802                IconButton::new("dismiss-plan", IconName::Close)
2803                    .icon_size(IconSize::XSmall)
2804                    .shape(ui::IconButtonShape::Square)
2805                    .tooltip(Tooltip::text("Clear plan"))
2806                    .on_click(cx.listener(|this, _, _, cx| {
2807                        this.thread.update(cx, |thread, cx| thread.clear_plan(cx));
2808                        cx.stop_propagation();
2809                    })),
2810            )
2811            .on_click(cx.listener(|this, _, _, cx| {
2812                this.plan_expanded = !this.plan_expanded;
2813                cx.notify();
2814            }))
2815            .into_any_element()
2816    }
2817
2818    fn render_plan_entries(
2819        &self,
2820        plan: &Plan,
2821        window: &mut Window,
2822        cx: &Context<Self>,
2823    ) -> impl IntoElement {
2824        v_flex()
2825            .id("plan_items_list")
2826            .max_h_40()
2827            .overflow_y_scroll()
2828            .children(plan.entries.iter().enumerate().flat_map(|(index, entry)| {
2829                let element = h_flex()
2830                    .py_1()
2831                    .px_2()
2832                    .gap_2()
2833                    .justify_between()
2834                    .bg(cx.theme().colors().editor_background)
2835                    .when(index < plan.entries.len() - 1, |parent| {
2836                        parent.border_color(cx.theme().colors().border).border_b_1()
2837                    })
2838                    .child(
2839                        h_flex()
2840                            .id(("plan_entry", index))
2841                            .gap_1p5()
2842                            .max_w_full()
2843                            .overflow_x_scroll()
2844                            .text_xs()
2845                            .text_color(cx.theme().colors().text_muted)
2846                            .child(match entry.status {
2847                                acp::PlanEntryStatus::InProgress => {
2848                                    Icon::new(IconName::TodoProgress)
2849                                        .size(IconSize::Small)
2850                                        .color(Color::Accent)
2851                                        .with_rotate_animation(2)
2852                                        .into_any_element()
2853                                }
2854                                acp::PlanEntryStatus::Completed => {
2855                                    Icon::new(IconName::TodoComplete)
2856                                        .size(IconSize::Small)
2857                                        .color(Color::Success)
2858                                        .into_any_element()
2859                                }
2860                                acp::PlanEntryStatus::Pending | _ => {
2861                                    Icon::new(IconName::TodoPending)
2862                                        .size(IconSize::Small)
2863                                        .color(Color::Muted)
2864                                        .into_any_element()
2865                                }
2866                            })
2867                            .child(MarkdownElement::new(
2868                                entry.content.clone(),
2869                                plan_label_markdown_style(&entry.status, window, cx),
2870                            )),
2871                    );
2872
2873                Some(element)
2874            }))
2875            .into_any_element()
2876    }
2877
2878    fn render_completed_plan(
2879        &self,
2880        entries: &[PlanEntry],
2881        window: &Window,
2882        cx: &Context<Self>,
2883    ) -> AnyElement {
2884        v_flex()
2885            .px_5()
2886            .py_1p5()
2887            .w_full()
2888            .child(
2889                v_flex()
2890                    .w_full()
2891                    .rounded_md()
2892                    .border_1()
2893                    .border_color(self.tool_card_border_color(cx))
2894                    .child(
2895                        h_flex()
2896                            .px_2()
2897                            .py_1()
2898                            .gap_1()
2899                            .bg(self.tool_card_header_bg(cx))
2900                            .border_b_1()
2901                            .border_color(self.tool_card_border_color(cx))
2902                            .child(
2903                                Label::new("Completed Plan")
2904                                    .size(LabelSize::Small)
2905                                    .color(Color::Muted),
2906                            )
2907                            .child(
2908                                Label::new(format!(
2909                                    "{} {}",
2910                                    entries.len(),
2911                                    if entries.len() == 1 { "step" } else { "steps" }
2912                                ))
2913                                .size(LabelSize::Small)
2914                                .color(Color::Muted),
2915                            ),
2916                    )
2917                    .child(
2918                        v_flex().children(entries.iter().enumerate().map(|(index, entry)| {
2919                            h_flex()
2920                                .py_1()
2921                                .px_2()
2922                                .gap_1p5()
2923                                .when(index < entries.len() - 1, |this| {
2924                                    this.border_b_1().border_color(cx.theme().colors().border)
2925                                })
2926                                .child(
2927                                    Icon::new(IconName::TodoComplete)
2928                                        .size(IconSize::Small)
2929                                        .color(Color::Success),
2930                                )
2931                                .child(
2932                                    div()
2933                                        .max_w_full()
2934                                        .overflow_x_hidden()
2935                                        .text_xs()
2936                                        .text_color(cx.theme().colors().text_muted)
2937                                        .child(MarkdownElement::new(
2938                                            entry.content.clone(),
2939                                            default_markdown_style(window, cx),
2940                                        )),
2941                                )
2942                        })),
2943                    ),
2944            )
2945            .into_any()
2946    }
2947
2948    fn render_edits_summary(
2949        &self,
2950        changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>,
2951        expanded: bool,
2952        pending_edits: bool,
2953        cx: &Context<Self>,
2954    ) -> Div {
2955        const EDIT_NOT_READY_TOOLTIP_LABEL: &str = "Wait until file edits are complete.";
2956
2957        let focus_handle = self.focus_handle(cx);
2958
2959        h_flex()
2960            .p_1()
2961            .justify_between()
2962            .flex_wrap()
2963            .when(expanded, |this| {
2964                this.border_b_1().border_color(cx.theme().colors().border)
2965            })
2966            .child(
2967                h_flex()
2968                    .id("edits-container")
2969                    .cursor_pointer()
2970                    .gap_1()
2971                    .child(Disclosure::new("edits-disclosure", expanded))
2972                    .map(|this| {
2973                        if pending_edits {
2974                            this.child(
2975                                Label::new(format!(
2976                                    "Editing {} {}",
2977                                    changed_buffers.len(),
2978                                    if changed_buffers.len() == 1 {
2979                                        "file"
2980                                    } else {
2981                                        "files"
2982                                    }
2983                                ))
2984                                .color(Color::Muted)
2985                                .size(LabelSize::Small)
2986                                .with_animation(
2987                                    "edit-label",
2988                                    Animation::new(Duration::from_secs(2))
2989                                        .repeat()
2990                                        .with_easing(pulsating_between(0.3, 0.7)),
2991                                    |label, delta| label.alpha(delta),
2992                                ),
2993                            )
2994                        } else {
2995                            let stats = DiffStats::all_files(changed_buffers, cx);
2996                            let dot_divider = || {
2997                                Label::new("")
2998                                    .size(LabelSize::XSmall)
2999                                    .color(Color::Disabled)
3000                            };
3001
3002                            this.child(
3003                                Label::new("Edits")
3004                                    .size(LabelSize::Small)
3005                                    .color(Color::Muted),
3006                            )
3007                            .child(dot_divider())
3008                            .child(
3009                                Label::new(format!(
3010                                    "{} {}",
3011                                    changed_buffers.len(),
3012                                    if changed_buffers.len() == 1 {
3013                                        "file"
3014                                    } else {
3015                                        "files"
3016                                    }
3017                                ))
3018                                .size(LabelSize::Small)
3019                                .color(Color::Muted),
3020                            )
3021                            .child(dot_divider())
3022                            .child(DiffStat::new(
3023                                "total",
3024                                stats.lines_added as usize,
3025                                stats.lines_removed as usize,
3026                            ))
3027                        }
3028                    })
3029                    .on_click(cx.listener(|this, _, _, cx| {
3030                        this.edits_expanded = !this.edits_expanded;
3031                        cx.notify();
3032                    })),
3033            )
3034            .child(
3035                h_flex()
3036                    .gap_1()
3037                    .child(
3038                        IconButton::new("review-changes", IconName::ListTodo)
3039                            .icon_size(IconSize::Small)
3040                            .tooltip({
3041                                let focus_handle = focus_handle.clone();
3042                                move |_window, cx| {
3043                                    Tooltip::for_action_in(
3044                                        "Review Changes",
3045                                        &OpenAgentDiff,
3046                                        &focus_handle,
3047                                        cx,
3048                                    )
3049                                }
3050                            })
3051                            .on_click(cx.listener(|_, _, window, cx| {
3052                                window.dispatch_action(OpenAgentDiff.boxed_clone(), cx);
3053                            })),
3054                    )
3055                    .child(Divider::vertical().color(DividerColor::Border))
3056                    .child(
3057                        Button::new("reject-all-changes", "Reject All")
3058                            .label_size(LabelSize::Small)
3059                            .disabled(pending_edits)
3060                            .when(pending_edits, |this| {
3061                                this.tooltip(Tooltip::text(EDIT_NOT_READY_TOOLTIP_LABEL))
3062                            })
3063                            .key_binding(
3064                                KeyBinding::for_action_in(&RejectAll, &focus_handle.clone(), cx)
3065                                    .map(|kb| kb.size(rems_from_px(12.))),
3066                            )
3067                            .on_click(cx.listener(move |this, _, window, cx| {
3068                                this.reject_all(&RejectAll, window, cx);
3069                            })),
3070                    )
3071                    .child(
3072                        Button::new("keep-all-changes", "Keep All")
3073                            .label_size(LabelSize::Small)
3074                            .disabled(pending_edits)
3075                            .when(pending_edits, |this| {
3076                                this.tooltip(Tooltip::text(EDIT_NOT_READY_TOOLTIP_LABEL))
3077                            })
3078                            .key_binding(
3079                                KeyBinding::for_action_in(&KeepAll, &focus_handle, cx)
3080                                    .map(|kb| kb.size(rems_from_px(12.))),
3081                            )
3082                            .on_click(cx.listener(move |this, _, window, cx| {
3083                                this.keep_all(&KeepAll, window, cx);
3084                            })),
3085                    ),
3086            )
3087    }
3088
3089    fn is_subagent_canceled_or_failed(&self, cx: &App) -> bool {
3090        let Some(parent_session_id) = self.parent_id.as_ref() else {
3091            return false;
3092        };
3093
3094        let my_session_id = self.thread.read(cx).session_id().clone();
3095
3096        self.server_view
3097            .upgrade()
3098            .and_then(|sv| sv.read(cx).thread_view(parent_session_id))
3099            .is_some_and(|parent_view| {
3100                parent_view
3101                    .read(cx)
3102                    .thread
3103                    .read(cx)
3104                    .tool_call_for_subagent(&my_session_id)
3105                    .is_some_and(|tc| {
3106                        matches!(
3107                            tc.status,
3108                            ToolCallStatus::Canceled
3109                                | ToolCallStatus::Failed
3110                                | ToolCallStatus::Rejected
3111                        )
3112                    })
3113            })
3114    }
3115
3116    pub(crate) fn render_subagent_titlebar(&mut self, cx: &mut Context<Self>) -> Option<Div> {
3117        let Some(parent_session_id) = self.parent_id.clone() else {
3118            return None;
3119        };
3120
3121        let server_view = self.server_view.clone();
3122        let thread = self.thread.clone();
3123        let is_done = thread.read(cx).status() == ThreadStatus::Idle;
3124        let is_canceled_or_failed = self.is_subagent_canceled_or_failed(cx);
3125
3126        let max_content_width = AgentSettings::get_global(cx).max_content_width;
3127
3128        Some(
3129            h_flex()
3130                .w_full()
3131                .h(Tab::container_height(cx))
3132                .border_b_1()
3133                .when(is_done && is_canceled_or_failed, |this| {
3134                    this.border_dashed()
3135                })
3136                .border_color(cx.theme().colors().border)
3137                .bg(cx.theme().colors().editor_background.opacity(0.2))
3138                .child(
3139                    h_flex()
3140                        .size_full()
3141                        .max_w(max_content_width)
3142                        .mx_auto()
3143                        .pl_2()
3144                        .pr_1()
3145                        .flex_shrink_0()
3146                        .justify_between()
3147                        .gap_1()
3148                        .child(
3149                            h_flex()
3150                                .flex_1()
3151                                .gap_2()
3152                                .child(
3153                                    Icon::new(IconName::ForwardArrowUp)
3154                                        .size(IconSize::Small)
3155                                        .color(Color::Muted),
3156                                )
3157                                .child(self.title_editor.clone())
3158                                .when(is_done && is_canceled_or_failed, |this| {
3159                                    this.child(Icon::new(IconName::Close).color(Color::Error))
3160                                })
3161                                .when(is_done && !is_canceled_or_failed, |this| {
3162                                    this.child(Icon::new(IconName::Check).color(Color::Success))
3163                                }),
3164                        )
3165                        .child(
3166                            h_flex()
3167                                .gap_0p5()
3168                                .when(!is_done, |this| {
3169                                    this.child(
3170                                        IconButton::new("stop_subagent", IconName::Stop)
3171                                            .icon_size(IconSize::Small)
3172                                            .icon_color(Color::Error)
3173                                            .tooltip(Tooltip::text("Stop Subagent"))
3174                                            .on_click(move |_, _, cx| {
3175                                                thread.update(cx, |thread, cx| {
3176                                                    thread.cancel(cx).detach();
3177                                                });
3178                                            }),
3179                                    )
3180                                })
3181                                .child(
3182                                    IconButton::new("minimize_subagent", IconName::Dash)
3183                                        .icon_size(IconSize::Small)
3184                                        .tooltip(Tooltip::text("Minimize Subagent"))
3185                                        .on_click(move |_, window, cx| {
3186                                            let _ = server_view.update(cx, |server_view, cx| {
3187                                                server_view.navigate_to_session(
3188                                                    parent_session_id.clone(),
3189                                                    window,
3190                                                    cx,
3191                                                );
3192                                            });
3193                                        }),
3194                                ),
3195                        ),
3196                ),
3197        )
3198    }
3199
3200    pub(crate) fn render_message_editor(
3201        &mut self,
3202        window: &mut Window,
3203        cx: &mut Context<Self>,
3204    ) -> AnyElement {
3205        if self.is_subagent() {
3206            return div().into_any_element();
3207        }
3208
3209        let focus_handle = self.message_editor.focus_handle(cx);
3210        let editor_bg_color = cx.theme().colors().editor_background;
3211
3212        let editor_expanded = self.editor_expanded;
3213        let (expand_icon, expand_tooltip) = if editor_expanded {
3214            (IconName::Minimize, "Minimize Message Editor")
3215        } else {
3216            (IconName::Maximize, "Expand Message Editor")
3217        };
3218
3219        let max_content_width = AgentSettings::get_global(cx).max_content_width;
3220        let has_messages = self.list_state.item_count() > 0;
3221        let fills_container = !has_messages || editor_expanded;
3222
3223        h_flex()
3224            .p_2()
3225            .bg(editor_bg_color)
3226            .justify_center()
3227            .map(|this| {
3228                if has_messages {
3229                    this.on_action(cx.listener(Self::expand_message_editor))
3230                        .border_t_1()
3231                        .border_color(cx.theme().colors().border)
3232                        .when(editor_expanded, |this| this.h(vh(0.8, window)))
3233                } else {
3234                    this.flex_1().size_full()
3235                }
3236            })
3237            .child(
3238                v_flex()
3239                    .flex_basis(max_content_width)
3240                    .flex_shrink()
3241                    .flex_grow_0()
3242                    .when(fills_container, |this| this.h_full())
3243                    .justify_between()
3244                    .gap_2()
3245                    .child(
3246                        v_flex()
3247                            .relative()
3248                            .w_full()
3249                            .min_h_0()
3250                            .when(fills_container, |this| this.flex_1())
3251                            .pt_1()
3252                            .pr_2p5()
3253                            .child(self.message_editor.clone())
3254                            .when(has_messages, |this| {
3255                                this.child(
3256                                    h_flex()
3257                                        .absolute()
3258                                        .top_0()
3259                                        .right_0()
3260                                        .opacity(0.5)
3261                                        .hover(|s| s.opacity(1.0))
3262                                        .child(
3263                                            IconButton::new("toggle-height", expand_icon)
3264                                                .icon_size(IconSize::Small)
3265                                                .icon_color(Color::Muted)
3266                                                .tooltip({
3267                                                    move |_window, cx| {
3268                                                        Tooltip::for_action_in(
3269                                                            expand_tooltip,
3270                                                            &ExpandMessageEditor,
3271                                                            &focus_handle,
3272                                                            cx,
3273                                                        )
3274                                                    }
3275                                                })
3276                                                .on_click(cx.listener(|this, _, window, cx| {
3277                                                    this.expand_message_editor(
3278                                                        &ExpandMessageEditor,
3279                                                        window,
3280                                                        cx,
3281                                                    );
3282                                                })),
3283                                        ),
3284                                )
3285                            }),
3286                    )
3287                    .child(
3288                        h_flex()
3289                            .w_full()
3290                            .flex_none()
3291                            .flex_wrap()
3292                            .justify_between()
3293                            .child(
3294                                h_flex()
3295                                    .gap_0p5()
3296                                    .child(self.render_add_context_button(cx))
3297                                    .child(self.render_follow_toggle(cx))
3298                                    .children(self.render_fast_mode_control(cx))
3299                                    .children(self.render_thinking_control(cx)),
3300                            )
3301                            .child(
3302                                h_flex()
3303                                    .gap_1()
3304                                    .children(self.render_token_usage(cx))
3305                                    .children(self.profile_selector.clone())
3306                                    .map(|this| match self.config_options_view.clone() {
3307                                        Some(config_view) => this.child(config_view),
3308                                        None => this
3309                                            .children(self.mode_selector.clone())
3310                                            .children(self.model_selector.clone()),
3311                                    })
3312                                    .child(self.render_send_button(cx)),
3313                            ),
3314                    ),
3315            )
3316            .into_any()
3317    }
3318
3319    fn render_message_queue_entries(
3320        &self,
3321        _window: &mut Window,
3322        cx: &Context<Self>,
3323    ) -> impl IntoElement {
3324        let message_editor = self.message_editor.read(cx);
3325        let focus_handle = message_editor.focus_handle(cx);
3326
3327        let queued_message_editors = &self.queued_message_editors;
3328        let queue_len = queued_message_editors.len();
3329        let can_fast_track = self.can_fast_track_queue && queue_len > 0;
3330
3331        v_flex()
3332            .id("message_queue_list")
3333            .max_h_40()
3334            .overflow_y_scroll()
3335            .children(
3336                queued_message_editors
3337                    .iter()
3338                    .enumerate()
3339                    .map(|(index, editor)| {
3340                        let is_next = index == 0;
3341                        let (icon_color, tooltip_text) = if is_next {
3342                            (Color::Accent, "Next in Queue")
3343                        } else {
3344                            (Color::Muted, "In Queue")
3345                        };
3346
3347                        let editor_focused = editor.focus_handle(cx).is_focused(_window);
3348                        let keybinding_size = rems_from_px(12.);
3349
3350                        h_flex()
3351                            .group("queue_entry")
3352                            .w_full()
3353                            .p_1p5()
3354                            .gap_1()
3355                            .bg(cx.theme().colors().editor_background)
3356                            .when(index < queue_len - 1, |this| {
3357                                this.border_b_1()
3358                                    .border_color(cx.theme().colors().border_variant)
3359                            })
3360                            .child(
3361                                div()
3362                                    .id("next_in_queue")
3363                                    .child(
3364                                        Icon::new(IconName::Circle)
3365                                            .size(IconSize::Small)
3366                                            .color(icon_color),
3367                                    )
3368                                    .tooltip(Tooltip::text(tooltip_text)),
3369                            )
3370                            .child(editor.clone())
3371                            .child(if editor_focused {
3372                                h_flex()
3373                                    .gap_1()
3374                                    .min_w(rems_from_px(150.))
3375                                    .justify_end()
3376                                    .child(
3377                                        IconButton::new(("edit", index), IconName::Pencil)
3378                                            .icon_size(IconSize::Small)
3379                                            .tooltip(|_window, cx| {
3380                                                Tooltip::with_meta(
3381                                                    "Edit Queued Message",
3382                                                    None,
3383                                                    "Type anything to edit",
3384                                                    cx,
3385                                                )
3386                                            })
3387                                            .on_click(cx.listener(move |this, _, window, cx| {
3388                                                this.move_queued_message_to_main_editor(
3389                                                    index, None, None, window, cx,
3390                                                );
3391                                            })),
3392                                    )
3393                                    .child(
3394                                        Button::new(("send_now_focused", index), "Send Now")
3395                                            .label_size(LabelSize::Small)
3396                                            .style(ButtonStyle::Outlined)
3397                                            .key_binding(
3398                                                KeyBinding::for_action_in(
3399                                                    &SendImmediately,
3400                                                    &editor.focus_handle(cx),
3401                                                    cx,
3402                                                )
3403                                                .map(|kb| kb.size(keybinding_size)),
3404                                            )
3405                                            .on_click(cx.listener(move |this, _, window, cx| {
3406                                                this.send_queued_message_at_index(
3407                                                    index, true, window, cx,
3408                                                );
3409                                            })),
3410                                    )
3411                            } else {
3412                                h_flex()
3413                                    .when(!is_next, |this| this.visible_on_hover("queue_entry"))
3414                                    .gap_1()
3415                                    .min_w(rems_from_px(150.))
3416                                    .justify_end()
3417                                    .child(
3418                                        IconButton::new(("delete", index), IconName::Trash)
3419                                            .icon_size(IconSize::Small)
3420                                            .tooltip({
3421                                                let focus_handle = focus_handle.clone();
3422                                                move |_window, cx| {
3423                                                    if is_next {
3424                                                        Tooltip::for_action_in(
3425                                                            "Remove Message from Queue",
3426                                                            &RemoveFirstQueuedMessage,
3427                                                            &focus_handle,
3428                                                            cx,
3429                                                        )
3430                                                    } else {
3431                                                        Tooltip::simple(
3432                                                            "Remove Message from Queue",
3433                                                            cx,
3434                                                        )
3435                                                    }
3436                                                }
3437                                            })
3438                                            .on_click(cx.listener(move |this, _, _, cx| {
3439                                                this.remove_from_queue(index, cx);
3440                                                cx.notify();
3441                                            })),
3442                                    )
3443                                    .child(
3444                                        IconButton::new(("edit", index), IconName::Pencil)
3445                                            .icon_size(IconSize::Small)
3446                                            .tooltip({
3447                                                let focus_handle = focus_handle.clone();
3448                                                move |_window, cx| {
3449                                                    if is_next {
3450                                                        Tooltip::for_action_in(
3451                                                            "Edit",
3452                                                            &EditFirstQueuedMessage,
3453                                                            &focus_handle,
3454                                                            cx,
3455                                                        )
3456                                                    } else {
3457                                                        Tooltip::simple("Edit", cx)
3458                                                    }
3459                                                }
3460                                            })
3461                                            .on_click(cx.listener(move |this, _, window, cx| {
3462                                                this.move_queued_message_to_main_editor(
3463                                                    index, None, None, window, cx,
3464                                                );
3465                                            })),
3466                                    )
3467                                    .child(
3468                                        Button::new(("send_now", index), "Send Now")
3469                                            .label_size(LabelSize::Small)
3470                                            .when(is_next, |this| this.style(ButtonStyle::Outlined))
3471                                            .when(is_next && message_editor.is_empty(cx), |this| {
3472                                                let action: Box<dyn gpui::Action> =
3473                                                    if can_fast_track {
3474                                                        Box::new(Chat)
3475                                                    } else {
3476                                                        Box::new(SendNextQueuedMessage)
3477                                                    };
3478
3479                                                this.key_binding(
3480                                                    KeyBinding::for_action_in(
3481                                                        action.as_ref(),
3482                                                        &focus_handle.clone(),
3483                                                        cx,
3484                                                    )
3485                                                    .map(|kb| kb.size(keybinding_size)),
3486                                                )
3487                                            })
3488                                            .on_click(cx.listener(move |this, _, window, cx| {
3489                                                this.send_queued_message_at_index(
3490                                                    index, true, window, cx,
3491                                                );
3492                                            })),
3493                                    )
3494                            })
3495                    }),
3496            )
3497            .into_any_element()
3498    }
3499
3500    fn supports_split_token_display(&self, cx: &App) -> bool {
3501        self.as_native_thread(cx)
3502            .and_then(|thread| thread.read(cx).model())
3503            .is_some_and(|model| model.supports_split_token_display())
3504    }
3505
3506    fn render_token_usage(&self, cx: &mut Context<Self>) -> Option<impl IntoElement> {
3507        let thread = self.thread.read(cx);
3508        let usage = thread.token_usage()?;
3509        let show_split = self.supports_split_token_display(cx);
3510
3511        let progress_color = |ratio: f32| -> Hsla {
3512            if ratio >= 0.85 {
3513                cx.theme().status().warning
3514            } else {
3515                cx.theme().colors().text_muted
3516            }
3517        };
3518
3519        let used = crate::humanize_token_count(usage.used_tokens);
3520        let max = crate::humanize_token_count(usage.max_tokens);
3521        let input_tokens_label = crate::humanize_token_count(usage.input_tokens);
3522        let output_tokens_label = crate::humanize_token_count(usage.output_tokens);
3523
3524        let progress_ratio = if usage.max_tokens > 0 {
3525            usage.used_tokens as f32 / usage.max_tokens as f32
3526        } else {
3527            0.0
3528        };
3529
3530        let ring_size = px(16.0);
3531        let stroke_width = px(2.);
3532
3533        let percentage = format!("{}%", (progress_ratio * 100.0).round() as u32);
3534
3535        let tooltip_separator_color = Color::Custom(cx.theme().colors().text_disabled.opacity(0.6));
3536
3537        let (user_rules_count, first_user_rules_id, project_rules_count, project_entry_ids) = self
3538            .as_native_thread(cx)
3539            .map(|thread| {
3540                let project_context = thread.read(cx).project_context().read(cx);
3541                let user_rules_count = project_context.user_rules.len();
3542                let first_user_rules_id = project_context.user_rules.first().map(|r| r.uuid.0);
3543                let project_entry_ids = project_context
3544                    .worktrees
3545                    .iter()
3546                    .filter_map(|wt| wt.rules_file.as_ref())
3547                    .map(|rf| ProjectEntryId::from_usize(rf.project_entry_id))
3548                    .collect::<Vec<_>>();
3549                let project_rules_count = project_entry_ids.len();
3550                (
3551                    user_rules_count,
3552                    first_user_rules_id,
3553                    project_rules_count,
3554                    project_entry_ids,
3555                )
3556            })
3557            .unwrap_or_default();
3558
3559        let workspace = self.workspace.clone();
3560
3561        let max_output_tokens = self
3562            .as_native_thread(cx)
3563            .and_then(|thread| thread.read(cx).model())
3564            .and_then(|model| model.max_output_tokens())
3565            .unwrap_or(0);
3566        let input_max_label =
3567            crate::humanize_token_count(usage.max_tokens.saturating_sub(max_output_tokens));
3568        let output_max_label = crate::humanize_token_count(max_output_tokens);
3569
3570        let build_tooltip = {
3571            move |_window: &mut Window, cx: &mut App| {
3572                let percentage = percentage.clone();
3573                let used = used.clone();
3574                let max = max.clone();
3575                let input_tokens_label = input_tokens_label.clone();
3576                let output_tokens_label = output_tokens_label.clone();
3577                let input_max_label = input_max_label.clone();
3578                let output_max_label = output_max_label.clone();
3579                let project_entry_ids = project_entry_ids.clone();
3580                let workspace = workspace.clone();
3581                cx.new(move |_cx| TokenUsageTooltip {
3582                    percentage,
3583                    used,
3584                    max,
3585                    input_tokens: input_tokens_label,
3586                    output_tokens: output_tokens_label,
3587                    input_max: input_max_label,
3588                    output_max: output_max_label,
3589                    show_split,
3590                    separator_color: tooltip_separator_color,
3591                    user_rules_count,
3592                    first_user_rules_id,
3593                    project_rules_count,
3594                    project_entry_ids,
3595                    workspace,
3596                })
3597                .into()
3598            }
3599        };
3600
3601        if show_split {
3602            let input_max_raw = usage.max_tokens.saturating_sub(max_output_tokens);
3603            let output_max_raw = max_output_tokens;
3604
3605            let input_ratio = if input_max_raw > 0 {
3606                usage.input_tokens as f32 / input_max_raw as f32
3607            } else {
3608                0.0
3609            };
3610            let output_ratio = if output_max_raw > 0 {
3611                usage.output_tokens as f32 / output_max_raw as f32
3612            } else {
3613                0.0
3614            };
3615
3616            Some(
3617                h_flex()
3618                    .id("split_token_usage")
3619                    .flex_shrink_0()
3620                    .gap_1p5()
3621                    .mr_1()
3622                    .child(
3623                        h_flex()
3624                            .gap_0p5()
3625                            .child(
3626                                Icon::new(IconName::ArrowUp)
3627                                    .size(IconSize::XSmall)
3628                                    .color(Color::Muted),
3629                            )
3630                            .child(
3631                                CircularProgress::new(
3632                                    usage.input_tokens as f32,
3633                                    input_max_raw as f32,
3634                                    ring_size,
3635                                    cx,
3636                                )
3637                                .stroke_width(stroke_width)
3638                                .progress_color(progress_color(input_ratio)),
3639                            ),
3640                    )
3641                    .child(
3642                        h_flex()
3643                            .gap_0p5()
3644                            .child(
3645                                Icon::new(IconName::ArrowDown)
3646                                    .size(IconSize::XSmall)
3647                                    .color(Color::Muted),
3648                            )
3649                            .child(
3650                                CircularProgress::new(
3651                                    usage.output_tokens as f32,
3652                                    output_max_raw as f32,
3653                                    ring_size,
3654                                    cx,
3655                                )
3656                                .stroke_width(stroke_width)
3657                                .progress_color(progress_color(output_ratio)),
3658                            ),
3659                    )
3660                    .hoverable_tooltip(build_tooltip)
3661                    .into_any_element(),
3662            )
3663        } else {
3664            Some(
3665                h_flex()
3666                    .id("circular_progress_tokens")
3667                    .mt_px()
3668                    .mr_1()
3669                    .child(
3670                        CircularProgress::new(
3671                            usage.used_tokens as f32,
3672                            usage.max_tokens as f32,
3673                            ring_size,
3674                            cx,
3675                        )
3676                        .stroke_width(stroke_width)
3677                        .progress_color(progress_color(progress_ratio)),
3678                    )
3679                    .hoverable_tooltip(build_tooltip)
3680                    .into_any_element(),
3681            )
3682        }
3683    }
3684
3685    fn fast_mode_available(&self, cx: &Context<Self>) -> bool {
3686        if !cx.is_staff() {
3687            return false;
3688        }
3689        self.as_native_thread(cx)
3690            .and_then(|thread| thread.read(cx).model())
3691            .map(|model| model.supports_fast_mode())
3692            .unwrap_or(false)
3693    }
3694
3695    fn render_fast_mode_control(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
3696        if !self.fast_mode_available(cx) {
3697            return None;
3698        }
3699
3700        let thread = self.as_native_thread(cx)?.read(cx);
3701
3702        let (tooltip_label, color, icon) = if matches!(thread.speed(), Some(Speed::Fast)) {
3703            ("Disable Fast Mode", Color::Muted, IconName::FastForward)
3704        } else {
3705            (
3706                "Enable Fast Mode",
3707                Color::Custom(cx.theme().colors().icon_disabled.opacity(0.8)),
3708                IconName::FastForwardOff,
3709            )
3710        };
3711
3712        let focus_handle = self.message_editor.focus_handle(cx);
3713
3714        Some(
3715            IconButton::new("fast-mode", icon)
3716                .icon_size(IconSize::Small)
3717                .icon_color(color)
3718                .tooltip(move |_, cx| {
3719                    Tooltip::for_action_in(tooltip_label, &ToggleFastMode, &focus_handle, cx)
3720                })
3721                .on_click(cx.listener(move |this, _, _window, cx| {
3722                    this.toggle_fast_mode(cx);
3723                }))
3724                .into_any_element(),
3725        )
3726    }
3727
3728    fn render_thinking_control(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
3729        let thread = self.as_native_thread(cx)?.read(cx);
3730        let model = thread.model()?;
3731
3732        let supports_thinking = model.supports_thinking();
3733        if !supports_thinking {
3734            return None;
3735        }
3736
3737        let thinking = thread.thinking_enabled();
3738
3739        let (tooltip_label, icon, color) = if thinking {
3740            (
3741                "Disable Thinking Mode",
3742                IconName::ThinkingMode,
3743                Color::Muted,
3744            )
3745        } else {
3746            (
3747                "Enable Thinking Mode",
3748                IconName::ThinkingModeOff,
3749                Color::Custom(cx.theme().colors().icon_disabled.opacity(0.8)),
3750            )
3751        };
3752
3753        let focus_handle = self.message_editor.focus_handle(cx);
3754
3755        let thinking_toggle = IconButton::new("thinking-mode", icon)
3756            .icon_size(IconSize::Small)
3757            .icon_color(color)
3758            .tooltip(move |_, cx| {
3759                Tooltip::for_action_in(tooltip_label, &ToggleThinkingMode, &focus_handle, cx)
3760            })
3761            .on_click(cx.listener(move |this, _, _window, cx| {
3762                if let Some(thread) = this.as_native_thread(cx) {
3763                    thread.update(cx, |thread, cx| {
3764                        let enable_thinking = !thread.thinking_enabled();
3765                        thread.set_thinking_enabled(enable_thinking, cx);
3766
3767                        let fs = thread.project().read(cx).fs().clone();
3768                        update_settings_file(fs, cx, move |settings, _| {
3769                            if let Some(agent) = settings.agent.as_mut()
3770                                && let Some(default_model) = agent.default_model.as_mut()
3771                            {
3772                                default_model.enable_thinking = enable_thinking;
3773                            }
3774                        });
3775                    });
3776                }
3777            }));
3778
3779        if model.supported_effort_levels().is_empty() {
3780            return Some(thinking_toggle.into_any_element());
3781        }
3782
3783        if !model.supported_effort_levels().is_empty() && !thinking {
3784            return Some(thinking_toggle.into_any_element());
3785        }
3786
3787        let left_btn = thinking_toggle;
3788        let right_btn = self.render_effort_selector(
3789            model.supported_effort_levels(),
3790            thread.thinking_effort().cloned(),
3791            cx,
3792        );
3793
3794        Some(
3795            SplitButton::new(left_btn, right_btn.into_any_element())
3796                .style(SplitButtonStyle::Transparent)
3797                .into_any_element(),
3798        )
3799    }
3800
3801    fn render_effort_selector(
3802        &self,
3803        supported_effort_levels: Vec<LanguageModelEffortLevel>,
3804        selected_effort: Option<String>,
3805        cx: &Context<Self>,
3806    ) -> impl IntoElement {
3807        let weak_self = cx.weak_entity();
3808
3809        let default_effort_level = supported_effort_levels
3810            .iter()
3811            .find(|effort_level| effort_level.is_default)
3812            .cloned();
3813
3814        let selected = selected_effort.and_then(|effort| {
3815            supported_effort_levels
3816                .iter()
3817                .find(|level| level.value == effort)
3818                .cloned()
3819        });
3820
3821        let label = selected
3822            .clone()
3823            .or(default_effort_level)
3824            .map_or("Select Effort".into(), |effort| effort.name);
3825
3826        let (label_color, icon) = if self.thinking_effort_menu_handle.is_deployed() {
3827            (Color::Accent, IconName::ChevronUp)
3828        } else {
3829            (Color::Muted, IconName::ChevronDown)
3830        };
3831
3832        let focus_handle = self.message_editor.focus_handle(cx);
3833        let show_cycle_row = supported_effort_levels.len() > 1;
3834
3835        let tooltip = Tooltip::element({
3836            move |_, cx| {
3837                let mut content = v_flex().gap_1().child(
3838                    h_flex()
3839                        .gap_2()
3840                        .justify_between()
3841                        .child(Label::new("Change Thinking Effort"))
3842                        .child(KeyBinding::for_action_in(
3843                            &ToggleThinkingEffortMenu,
3844                            &focus_handle,
3845                            cx,
3846                        )),
3847                );
3848
3849                if show_cycle_row {
3850                    content = content.child(
3851                        h_flex()
3852                            .pt_1()
3853                            .gap_2()
3854                            .justify_between()
3855                            .border_t_1()
3856                            .border_color(cx.theme().colors().border_variant)
3857                            .child(Label::new("Cycle Thinking Effort"))
3858                            .child(KeyBinding::for_action_in(
3859                                &CycleThinkingEffort,
3860                                &focus_handle,
3861                                cx,
3862                            )),
3863                    );
3864                }
3865
3866                content.into_any_element()
3867            }
3868        });
3869
3870        PopoverMenu::new("effort-selector")
3871            .trigger_with_tooltip(
3872                ButtonLike::new_rounded_right("effort-selector-trigger")
3873                    .selected_style(ButtonStyle::Tinted(TintColor::Accent))
3874                    .child(Label::new(label).size(LabelSize::Small).color(label_color))
3875                    .child(Icon::new(icon).size(IconSize::XSmall).color(Color::Muted)),
3876                tooltip,
3877            )
3878            .menu(move |window, cx| {
3879                Some(ContextMenu::build(window, cx, |mut menu, _window, _cx| {
3880                    menu = menu.header("Change Thinking Effort");
3881
3882                    for effort_level in supported_effort_levels.clone() {
3883                        let is_selected = selected
3884                            .as_ref()
3885                            .is_some_and(|selected| selected.value == effort_level.value);
3886                        let entry = ContextMenuEntry::new(effort_level.name)
3887                            .toggleable(IconPosition::End, is_selected);
3888
3889                        menu.push_item(entry.handler({
3890                            let effort = effort_level.value.clone();
3891                            let weak_self = weak_self.clone();
3892                            move |_window, cx| {
3893                                let effort = effort.clone();
3894                                weak_self
3895                                    .update(cx, |this, cx| {
3896                                        if let Some(thread) = this.as_native_thread(cx) {
3897                                            thread.update(cx, |thread, cx| {
3898                                                thread.set_thinking_effort(
3899                                                    Some(effort.to_string()),
3900                                                    cx,
3901                                                );
3902
3903                                                let fs = thread.project().read(cx).fs().clone();
3904                                                update_settings_file(fs, cx, move |settings, _| {
3905                                                    if let Some(agent) = settings.agent.as_mut()
3906                                                        && let Some(default_model) =
3907                                                            agent.default_model.as_mut()
3908                                                    {
3909                                                        default_model.effort =
3910                                                            Some(effort.to_string());
3911                                                    }
3912                                                });
3913                                            });
3914                                        }
3915                                    })
3916                                    .ok();
3917                            }
3918                        }));
3919                    }
3920
3921                    menu
3922                }))
3923            })
3924            .with_handle(self.thinking_effort_menu_handle.clone())
3925            .offset(gpui::Point {
3926                x: px(0.0),
3927                y: px(-2.0),
3928            })
3929            .anchor(Corner::BottomLeft)
3930    }
3931
3932    fn render_send_button(&self, cx: &mut Context<Self>) -> AnyElement {
3933        let message_editor = self.message_editor.read(cx);
3934        let is_editor_empty = message_editor.is_empty(cx);
3935        let focus_handle = message_editor.focus_handle(cx);
3936
3937        let is_generating = self.thread.read(cx).status() != ThreadStatus::Idle;
3938
3939        if self.is_loading_contents {
3940            div()
3941                .id("loading-message-content")
3942                .px_1()
3943                .tooltip(Tooltip::text("Loading Added Context…"))
3944                .child(loading_contents_spinner(IconSize::default()))
3945                .into_any_element()
3946        } else if is_generating && is_editor_empty {
3947            IconButton::new("stop-generation", IconName::Stop)
3948                .icon_color(Color::Error)
3949                .style(ButtonStyle::Tinted(TintColor::Error))
3950                .tooltip(move |_window, cx| {
3951                    Tooltip::for_action("Stop Generation", &editor::actions::Cancel, cx)
3952                })
3953                .on_click(cx.listener(|this, _event, _, cx| this.cancel_generation(cx)))
3954                .into_any_element()
3955        } else {
3956            let send_icon = if is_generating {
3957                IconName::QueueMessage
3958            } else {
3959                IconName::Send
3960            };
3961            IconButton::new("send-message", send_icon)
3962                .style(ButtonStyle::Filled)
3963                .map(|this| {
3964                    if is_editor_empty && !is_generating {
3965                        this.disabled(true).icon_color(Color::Muted)
3966                    } else {
3967                        this.icon_color(Color::Accent)
3968                    }
3969                })
3970                .tooltip(move |_window, cx| {
3971                    if is_editor_empty && !is_generating {
3972                        Tooltip::for_action("Type to Send", &Chat, cx)
3973                    } else if is_generating {
3974                        let focus_handle = focus_handle.clone();
3975
3976                        Tooltip::element(move |_window, cx| {
3977                            v_flex()
3978                                .gap_1()
3979                                .child(
3980                                    h_flex()
3981                                        .gap_2()
3982                                        .justify_between()
3983                                        .child(Label::new("Queue and Send"))
3984                                        .child(KeyBinding::for_action_in(&Chat, &focus_handle, cx)),
3985                                )
3986                                .child(
3987                                    h_flex()
3988                                        .pt_1()
3989                                        .gap_2()
3990                                        .justify_between()
3991                                        .border_t_1()
3992                                        .border_color(cx.theme().colors().border_variant)
3993                                        .child(Label::new("Send Immediately"))
3994                                        .child(KeyBinding::for_action_in(
3995                                            &SendImmediately,
3996                                            &focus_handle,
3997                                            cx,
3998                                        )),
3999                                )
4000                                .into_any_element()
4001                        })(_window, cx)
4002                    } else {
4003                        Tooltip::for_action("Send Message", &Chat, cx)
4004                    }
4005                })
4006                .on_click(cx.listener(|this, _, window, cx| {
4007                    this.send(window, cx);
4008                }))
4009                .into_any_element()
4010        }
4011    }
4012
4013    fn render_add_context_button(&mut self, cx: &mut Context<Self>) -> impl IntoElement {
4014        let focus_handle = self.message_editor.focus_handle(cx);
4015        let weak_self = cx.weak_entity();
4016
4017        PopoverMenu::new("add-context-menu")
4018            .trigger_with_tooltip(
4019                IconButton::new("add-context", IconName::Plus)
4020                    .icon_size(IconSize::Small)
4021                    .icon_color(Color::Muted),
4022                {
4023                    move |_window, cx| {
4024                        Tooltip::for_action_in(
4025                            "Add Context",
4026                            &OpenAddContextMenu,
4027                            &focus_handle,
4028                            cx,
4029                        )
4030                    }
4031                },
4032            )
4033            .anchor(Corner::BottomLeft)
4034            .with_handle(self.add_context_menu_handle.clone())
4035            .offset(gpui::Point {
4036                x: px(0.0),
4037                y: px(-2.0),
4038            })
4039            .menu(move |window, cx| {
4040                weak_self
4041                    .update(cx, |this, cx| this.build_add_context_menu(window, cx))
4042                    .ok()
4043            })
4044    }
4045
4046    fn build_add_context_menu(
4047        &self,
4048        window: &mut Window,
4049        cx: &mut Context<Self>,
4050    ) -> Entity<ContextMenu> {
4051        let message_editor = self.message_editor.clone();
4052        let workspace = self.workspace.clone();
4053        let session_capabilities = self.session_capabilities.read();
4054        let supports_images = session_capabilities.supports_images();
4055        let supports_embedded_context = session_capabilities.supports_embedded_context();
4056
4057        let has_editor_selection = workspace
4058            .upgrade()
4059            .and_then(|ws| {
4060                ws.read(cx)
4061                    .active_item(cx)
4062                    .and_then(|item| item.downcast::<Editor>())
4063            })
4064            .is_some_and(|editor| {
4065                editor.update(cx, |editor, cx| {
4066                    editor.has_non_empty_selection(&editor.display_snapshot(cx))
4067                })
4068            });
4069
4070        let has_terminal_selection = workspace
4071            .upgrade()
4072            .and_then(|ws| ws.read(cx).panel::<TerminalPanel>(cx))
4073            .is_some_and(|panel| !panel.read(cx).terminal_selections(cx).is_empty());
4074
4075        let has_selection = has_editor_selection || has_terminal_selection;
4076
4077        ContextMenu::build(window, cx, move |menu, _window, _cx| {
4078            menu.key_context("AddContextMenu")
4079                .header("Context")
4080                .item(
4081                    ContextMenuEntry::new("Files & Directories")
4082                        .icon(IconName::File)
4083                        .icon_color(Color::Muted)
4084                        .icon_size(IconSize::XSmall)
4085                        .handler({
4086                            let message_editor = message_editor.clone();
4087                            move |window, cx| {
4088                                message_editor.focus_handle(cx).focus(window, cx);
4089                                message_editor.update(cx, |editor, cx| {
4090                                    editor.insert_context_type("file", window, cx);
4091                                });
4092                            }
4093                        }),
4094                )
4095                .item(
4096                    ContextMenuEntry::new("Symbols")
4097                        .icon(IconName::Code)
4098                        .icon_color(Color::Muted)
4099                        .icon_size(IconSize::XSmall)
4100                        .handler({
4101                            let message_editor = message_editor.clone();
4102                            move |window, cx| {
4103                                message_editor.focus_handle(cx).focus(window, cx);
4104                                message_editor.update(cx, |editor, cx| {
4105                                    editor.insert_context_type("symbol", window, cx);
4106                                });
4107                            }
4108                        }),
4109                )
4110                .item(
4111                    ContextMenuEntry::new("Threads")
4112                        .icon(IconName::Thread)
4113                        .icon_color(Color::Muted)
4114                        .icon_size(IconSize::XSmall)
4115                        .handler({
4116                            let message_editor = message_editor.clone();
4117                            move |window, cx| {
4118                                message_editor.focus_handle(cx).focus(window, cx);
4119                                message_editor.update(cx, |editor, cx| {
4120                                    editor.insert_context_type("thread", window, cx);
4121                                });
4122                            }
4123                        }),
4124                )
4125                .item(
4126                    ContextMenuEntry::new("Rules")
4127                        .icon(IconName::Reader)
4128                        .icon_color(Color::Muted)
4129                        .icon_size(IconSize::XSmall)
4130                        .handler({
4131                            let message_editor = message_editor.clone();
4132                            move |window, cx| {
4133                                message_editor.focus_handle(cx).focus(window, cx);
4134                                message_editor.update(cx, |editor, cx| {
4135                                    editor.insert_context_type("rule", window, cx);
4136                                });
4137                            }
4138                        }),
4139                )
4140                .item(
4141                    ContextMenuEntry::new("Image")
4142                        .icon(IconName::Image)
4143                        .icon_color(Color::Muted)
4144                        .icon_size(IconSize::XSmall)
4145                        .disabled(!supports_images)
4146                        .handler({
4147                            let message_editor = message_editor.clone();
4148                            move |window, cx| {
4149                                message_editor.focus_handle(cx).focus(window, cx);
4150                                message_editor.update(cx, |editor, cx| {
4151                                    editor.add_images_from_picker(window, cx);
4152                                });
4153                            }
4154                        }),
4155                )
4156                .item(
4157                    ContextMenuEntry::new("Selection")
4158                        .icon(IconName::CursorIBeam)
4159                        .icon_color(Color::Muted)
4160                        .icon_size(IconSize::XSmall)
4161                        .disabled(!has_selection)
4162                        .handler({
4163                            move |window, cx| {
4164                                window.dispatch_action(
4165                                    zed_actions::agent::AddSelectionToThread.boxed_clone(),
4166                                    cx,
4167                                );
4168                            }
4169                        }),
4170                )
4171                .item(
4172                    ContextMenuEntry::new("Branch Diff")
4173                        .icon(IconName::GitBranch)
4174                        .icon_color(Color::Muted)
4175                        .icon_size(IconSize::XSmall)
4176                        .disabled(!supports_embedded_context)
4177                        .handler({
4178                            move |window, cx| {
4179                                message_editor.update(cx, |editor, cx| {
4180                                    editor.insert_branch_diff_crease(window, cx);
4181                                });
4182                            }
4183                        }),
4184                )
4185        })
4186    }
4187
4188    fn render_follow_toggle(&self, cx: &mut Context<Self>) -> impl IntoElement {
4189        let following = self.is_following(cx);
4190
4191        let tooltip_label = if following {
4192            if self.agent_id.as_ref() == agent::ZED_AGENT_ID.as_ref() {
4193                format!("Stop Following the {}", self.agent_id)
4194            } else {
4195                format!("Stop Following {}", self.agent_id)
4196            }
4197        } else {
4198            if self.agent_id.as_ref() == agent::ZED_AGENT_ID.as_ref() {
4199                format!("Follow the {}", self.agent_id)
4200            } else {
4201                format!("Follow {}", self.agent_id)
4202            }
4203        };
4204
4205        IconButton::new("follow-agent", IconName::Crosshair)
4206            .icon_size(IconSize::Small)
4207            .icon_color(Color::Muted)
4208            .toggle_state(following)
4209            .selected_icon_color(Some(Color::Custom(cx.theme().players().agent().cursor)))
4210            .tooltip(move |_window, cx| {
4211                if following {
4212                    Tooltip::for_action(tooltip_label.clone(), &Follow, cx)
4213                } else {
4214                    Tooltip::with_meta(
4215                        tooltip_label.clone(),
4216                        Some(&Follow),
4217                        "Track the agent's location as it reads and edits files.",
4218                        cx,
4219                    )
4220                }
4221            })
4222            .on_click(cx.listener(move |this, _, window, cx| {
4223                this.toggle_following(window, cx);
4224            }))
4225    }
4226}
4227
4228struct TokenUsageTooltip {
4229    percentage: String,
4230    used: String,
4231    max: String,
4232    input_tokens: String,
4233    output_tokens: String,
4234    input_max: String,
4235    output_max: String,
4236    show_split: bool,
4237    separator_color: Color,
4238    user_rules_count: usize,
4239    first_user_rules_id: Option<uuid::Uuid>,
4240    project_rules_count: usize,
4241    project_entry_ids: Vec<ProjectEntryId>,
4242    workspace: WeakEntity<Workspace>,
4243}
4244
4245impl Render for TokenUsageTooltip {
4246    fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
4247        let separator_color = self.separator_color;
4248        let percentage = self.percentage.clone();
4249        let used = self.used.clone();
4250        let max = self.max.clone();
4251        let input_tokens = self.input_tokens.clone();
4252        let output_tokens = self.output_tokens.clone();
4253        let input_max = self.input_max.clone();
4254        let output_max = self.output_max.clone();
4255        let show_split = self.show_split;
4256        let user_rules_count = self.user_rules_count;
4257        let first_user_rules_id = self.first_user_rules_id;
4258        let project_rules_count = self.project_rules_count;
4259        let project_entry_ids = self.project_entry_ids.clone();
4260        let workspace = self.workspace.clone();
4261
4262        ui::tooltip_container(cx, move |container, cx| {
4263            container
4264                .min_w_40()
4265                .child(
4266                    Label::new("Context")
4267                        .color(Color::Muted)
4268                        .size(LabelSize::Small),
4269                )
4270                .when(!show_split, |this| {
4271                    this.child(
4272                        h_flex()
4273                            .gap_0p5()
4274                            .child(Label::new(percentage.clone()))
4275                            .child(Label::new("\u{2022}").color(separator_color).mx_1())
4276                            .child(Label::new(used.clone()))
4277                            .child(Label::new("/").color(separator_color))
4278                            .child(Label::new(max.clone()).color(Color::Muted)),
4279                    )
4280                })
4281                .when(show_split, |this| {
4282                    this.child(
4283                        v_flex()
4284                            .gap_0p5()
4285                            .child(
4286                                h_flex()
4287                                    .gap_0p5()
4288                                    .child(Label::new("Input:").color(Color::Muted).mr_0p5())
4289                                    .child(Label::new(input_tokens))
4290                                    .child(Label::new("/").color(separator_color))
4291                                    .child(Label::new(input_max).color(Color::Muted)),
4292                            )
4293                            .child(
4294                                h_flex()
4295                                    .gap_0p5()
4296                                    .child(Label::new("Output:").color(Color::Muted).mr_0p5())
4297                                    .child(Label::new(output_tokens))
4298                                    .child(Label::new("/").color(separator_color))
4299                                    .child(Label::new(output_max).color(Color::Muted)),
4300                            ),
4301                    )
4302                })
4303                .when(
4304                    user_rules_count > 0 || project_rules_count > 0,
4305                    move |this| {
4306                        this.child(
4307                            v_flex()
4308                                .mt_1p5()
4309                                .pt_1p5()
4310                                .pb_0p5()
4311                                .gap_0p5()
4312                                .border_t_1()
4313                                .border_color(cx.theme().colors().border_variant)
4314                                .child(
4315                                    Label::new("Rules")
4316                                        .color(Color::Muted)
4317                                        .size(LabelSize::Small),
4318                                )
4319                                .child(
4320                                    v_flex()
4321                                        .mx_neg_1()
4322                                        .when(user_rules_count > 0, move |this| {
4323                                            this.child(
4324                                                Button::new(
4325                                                    "open-user-rules",
4326                                                    format!("{} user rules", user_rules_count),
4327                                                )
4328                                                .end_icon(
4329                                                    Icon::new(IconName::ArrowUpRight)
4330                                                        .color(Color::Muted)
4331                                                        .size(IconSize::XSmall),
4332                                                )
4333                                                .on_click(move |_, window, cx| {
4334                                                    window.dispatch_action(
4335                                                        Box::new(OpenRulesLibrary {
4336                                                            prompt_to_select: first_user_rules_id,
4337                                                        }),
4338                                                        cx,
4339                                                    );
4340                                                }),
4341                                            )
4342                                        })
4343                                        .when(project_rules_count > 0, move |this| {
4344                                            let workspace = workspace.clone();
4345                                            let project_entry_ids = project_entry_ids.clone();
4346                                            this.child(
4347                                                Button::new(
4348                                                    "open-project-rules",
4349                                                    format!(
4350                                                        "{} project rules",
4351                                                        project_rules_count
4352                                                    ),
4353                                                )
4354                                                .end_icon(
4355                                                    Icon::new(IconName::ArrowUpRight)
4356                                                        .color(Color::Muted)
4357                                                        .size(IconSize::XSmall),
4358                                                )
4359                                                .on_click(move |_, window, cx| {
4360                                                    let _ =
4361                                                        workspace.update(cx, |workspace, cx| {
4362                                                            let project =
4363                                                                workspace.project().read(cx);
4364                                                            let paths = project_entry_ids
4365                                                                .iter()
4366                                                                .flat_map(|id| {
4367                                                                    project.path_for_entry(*id, cx)
4368                                                                })
4369                                                                .collect::<Vec<_>>();
4370                                                            for path in paths {
4371                                                                workspace
4372                                                                    .open_path(
4373                                                                        path, None, true, window,
4374                                                                        cx,
4375                                                                    )
4376                                                                    .detach_and_log_err(cx);
4377                                                            }
4378                                                        });
4379                                                }),
4380                                            )
4381                                        }),
4382                                ),
4383                        )
4384                    },
4385                )
4386        })
4387    }
4388}
4389
4390impl ThreadView {
4391    fn render_entries(&mut self, cx: &mut Context<Self>) -> List {
4392        let max_content_width = AgentSettings::get_global(cx).max_content_width;
4393        let centered_container = move |content: AnyElement| {
4394            h_flex()
4395                .w_full()
4396                .justify_center()
4397                .child(div().max_w(max_content_width).w_full().child(content))
4398        };
4399
4400        list(
4401            self.list_state.clone(),
4402            cx.processor(move |this, index: usize, window, cx| {
4403                let entries = this.thread.read(cx).entries();
4404                if let Some(entry) = entries.get(index) {
4405                    let rendered = this.render_entry(index, entries.len(), entry, window, cx);
4406                    centered_container(rendered.into_any_element()).into_any_element()
4407                } else if this.generating_indicator_in_list {
4408                    let confirmation = entries
4409                        .last()
4410                        .is_some_and(|entry| Self::is_waiting_for_confirmation(entry));
4411                    let rendered = this.render_generating(confirmation, cx);
4412                    centered_container(rendered.into_any_element()).into_any_element()
4413                } else {
4414                    Empty.into_any()
4415                }
4416            }),
4417        )
4418        .with_sizing_behavior(gpui::ListSizingBehavior::Auto)
4419        .flex_grow()
4420    }
4421
4422    fn render_entry(
4423        &self,
4424        entry_ix: usize,
4425        total_entries: usize,
4426        entry: &AgentThreadEntry,
4427        window: &Window,
4428        cx: &Context<Self>,
4429    ) -> AnyElement {
4430        let is_indented = entry.is_indented();
4431        let is_first_indented = is_indented
4432            && self
4433                .thread
4434                .read(cx)
4435                .entries()
4436                .get(entry_ix.saturating_sub(1))
4437                .is_none_or(|entry| !entry.is_indented());
4438
4439        let primary = match &entry {
4440            AgentThreadEntry::UserMessage(message) => {
4441                let Some(editor) = self
4442                    .entry_view_state
4443                    .read(cx)
4444                    .entry(entry_ix)
4445                    .and_then(|entry| entry.message_editor())
4446                    .cloned()
4447                else {
4448                    return Empty.into_any_element();
4449                };
4450
4451                let editing = self.editing_message == Some(entry_ix);
4452                let editor_focus = editor.focus_handle(cx).is_focused(window);
4453                let focus_border = cx.theme().colors().border_focused;
4454
4455                let has_checkpoint_button = message
4456                    .checkpoint
4457                    .as_ref()
4458                    .is_some_and(|checkpoint| checkpoint.show);
4459
4460                let is_subagent = self.is_subagent();
4461                let is_editable = message.id.is_some() && !is_subagent;
4462                let agent_name = if is_subagent {
4463                    "subagents".into()
4464                } else {
4465                    self.agent_id.clone()
4466                };
4467
4468                v_flex()
4469                    .id(("user_message", entry_ix))
4470                    .map(|this| {
4471                        if is_first_indented {
4472                            this.pt_0p5()
4473                        } else {
4474                            this.pt_2()
4475                        }
4476                    })
4477                    .pb_3()
4478                    .px_2()
4479                    .gap_1p5()
4480                    .w_full()
4481                    .when(is_editable && has_checkpoint_button, |this| {
4482                        this.children(message.id.clone().map(|message_id| {
4483                            h_flex()
4484                                .px_3()
4485                                .gap_2()
4486                                .child(Divider::horizontal())
4487                                .child(
4488                                    Button::new("restore-checkpoint", "Restore Checkpoint")
4489                                        .start_icon(Icon::new(IconName::Undo).size(IconSize::XSmall).color(Color::Muted))
4490                                        .label_size(LabelSize::XSmall)
4491                                        .color(Color::Muted)
4492                                        .tooltip(Tooltip::text("Restores all files in the project to the content they had at this point in the conversation."))
4493                                        .on_click(cx.listener(move |this, _, _window, cx| {
4494                                            this.restore_checkpoint(&message_id, cx);
4495                                        }))
4496                                )
4497                                .child(Divider::horizontal())
4498                        }))
4499                    })
4500                    .child(
4501                        div()
4502                            .relative()
4503                            .child(
4504                                div()
4505                                    .py_3()
4506                                    .px_2()
4507                                    .rounded_md()
4508                                    .bg(cx.theme().colors().editor_background)
4509                                    .border_1()
4510                                    .when(is_indented, |this| {
4511                                        this.py_2().px_2().shadow_sm()
4512                                    })
4513                                    .border_color(cx.theme().colors().border)
4514                                    .map(|this| {
4515                                        if !is_editable {
4516                                            if is_subagent {
4517                                                return this.border_dashed();
4518                                            }
4519                                            return this;
4520                                        }
4521                                        if editing && editor_focus {
4522                                            return this.border_color(focus_border);
4523                                        }
4524                                        if editing && !editor_focus {
4525                                            return this.border_dashed()
4526                                        }
4527                                        this.shadow_md().hover(|s| {
4528                                            s.border_color(focus_border.opacity(0.8))
4529                                        })
4530                                    })
4531                                    .text_xs()
4532                                    .child(editor.clone().into_any_element())
4533                            )
4534                            .when(editor_focus, |this| {
4535                                let base_container = h_flex()
4536                                    .absolute()
4537                                    .top_neg_3p5()
4538                                    .right_3()
4539                                    .gap_1()
4540                                    .rounded_sm()
4541                                    .border_1()
4542                                    .border_color(cx.theme().colors().border)
4543                                    .bg(cx.theme().colors().editor_background)
4544                                    .overflow_hidden();
4545
4546                                let is_loading_contents = self.is_loading_contents;
4547                                if is_editable {
4548                                    this.child(
4549                                        base_container
4550                                            .child(
4551                                                IconButton::new("cancel", IconName::Close)
4552                                                    .disabled(is_loading_contents)
4553                                                    .icon_color(Color::Error)
4554                                                    .icon_size(IconSize::XSmall)
4555                                                    .on_click(cx.listener(Self::cancel_editing))
4556                                            )
4557                                            .child(
4558                                                if is_loading_contents {
4559                                                    div()
4560                                                        .id("loading-edited-message-content")
4561                                                        .tooltip(Tooltip::text("Loading Added Context…"))
4562                                                        .child(loading_contents_spinner(IconSize::XSmall))
4563                                                        .into_any_element()
4564                                                } else {
4565                                                    IconButton::new("regenerate", IconName::Return)
4566                                                        .icon_color(Color::Muted)
4567                                                        .icon_size(IconSize::XSmall)
4568                                                        .tooltip(Tooltip::text(
4569                                                            "Editing will restart the thread from this point."
4570                                                        ))
4571                                                        .on_click(cx.listener({
4572                                                            let editor = editor.clone();
4573                                                            move |this, _, window, cx| {
4574                                                                this.regenerate(
4575                                                                    entry_ix, editor.clone(), window, cx,
4576                                                                );
4577                                                            }
4578                                                        })).into_any_element()
4579                                                }
4580                                            )
4581                                    )
4582                                } else {
4583                                    this.child(
4584                                        base_container
4585                                            .border_dashed()
4586                                            .child(IconButton::new("non_editable", IconName::PencilUnavailable)
4587                                                .icon_size(IconSize::Small)
4588                                                .icon_color(Color::Muted)
4589                                                .style(ButtonStyle::Transparent)
4590                                                .tooltip(Tooltip::element({
4591                                                    let agent_name = agent_name.clone();
4592                                                    move |_, _| {
4593                                                        v_flex()
4594                                                            .gap_1()
4595                                                            .child(Label::new("Unavailable Editing"))
4596                                                            .child(
4597                                                                div().max_w_64().child(
4598                                                                    Label::new(format!(
4599                                                                        "Editing previous messages is not available for {} yet.",
4600                                                                        agent_name
4601                                                                    ))
4602                                                                    .size(LabelSize::Small)
4603                                                                    .color(Color::Muted),
4604                                                                ),
4605                                                            )
4606                                                            .into_any_element()
4607                                                    }
4608                                                }))),
4609                                    )
4610                                }
4611                            }),
4612                    )
4613                    .into_any()
4614            }
4615            AgentThreadEntry::AssistantMessage(AssistantMessage {
4616                chunks,
4617                indented: _,
4618                is_subagent_output: _,
4619            }) => {
4620                let mut is_blank = true;
4621                let is_last = entry_ix + 1 == total_entries;
4622
4623                let style = MarkdownStyle::themed(MarkdownFont::Agent, window, cx);
4624                let message_body = v_flex()
4625                    .w_full()
4626                    .gap_3()
4627                    .children(chunks.iter().enumerate().filter_map(
4628                        |(chunk_ix, chunk)| match chunk {
4629                            AssistantMessageChunk::Message { block } => {
4630                                block.markdown().and_then(|md| {
4631                                    let this_is_blank = md.read(cx).source().trim().is_empty();
4632                                    is_blank = is_blank && this_is_blank;
4633                                    if this_is_blank {
4634                                        return None;
4635                                    }
4636
4637                                    Some(
4638                                        self.render_markdown(md.clone(), style.clone())
4639                                            .into_any_element(),
4640                                    )
4641                                })
4642                            }
4643                            AssistantMessageChunk::Thought { block } => {
4644                                block.markdown().and_then(|md| {
4645                                    let this_is_blank = md.read(cx).source().trim().is_empty();
4646                                    is_blank = is_blank && this_is_blank;
4647                                    if this_is_blank {
4648                                        return None;
4649                                    }
4650                                    Some(
4651                                        self.render_thinking_block(
4652                                            entry_ix,
4653                                            chunk_ix,
4654                                            md.clone(),
4655                                            window,
4656                                            cx,
4657                                        )
4658                                        .into_any_element(),
4659                                    )
4660                                })
4661                            }
4662                        },
4663                    ))
4664                    .into_any();
4665
4666                if is_blank {
4667                    Empty.into_any()
4668                } else {
4669                    v_flex()
4670                        .px_5()
4671                        .py_1p5()
4672                        .when(is_last, |this| this.pb_4())
4673                        .w_full()
4674                        .text_ui(cx)
4675                        .child(self.render_message_context_menu(entry_ix, message_body, cx))
4676                        .when_some(
4677                            self.entry_view_state
4678                                .read(cx)
4679                                .entry(entry_ix)
4680                                .and_then(|entry| entry.focus_handle(cx)),
4681                            |this, handle| this.track_focus(&handle),
4682                        )
4683                        .into_any()
4684                }
4685            }
4686            AgentThreadEntry::ToolCall(tool_call) => self
4687                .render_any_tool_call(
4688                    &self.id,
4689                    entry_ix,
4690                    tool_call,
4691                    &self.focus_handle(cx),
4692                    false,
4693                    window,
4694                    cx,
4695                )
4696                .into_any(),
4697            AgentThreadEntry::CompletedPlan(entries) => {
4698                self.render_completed_plan(entries, window, cx)
4699            }
4700        };
4701
4702        let is_subagent_output = self.is_subagent()
4703            && matches!(entry, AgentThreadEntry::AssistantMessage(msg) if msg.is_subagent_output);
4704
4705        let primary = if is_subagent_output {
4706            v_flex()
4707                .w_full()
4708                .child(
4709                    h_flex()
4710                        .id("subagent_output")
4711                        .px_5()
4712                        .py_1()
4713                        .gap_2()
4714                        .child(Divider::horizontal())
4715                        .child(
4716                            h_flex()
4717                                .gap_1()
4718                                .child(
4719                                    Icon::new(IconName::ForwardArrowUp)
4720                                        .color(Color::Muted)
4721                                        .size(IconSize::Small),
4722                                )
4723                                .child(
4724                                    Label::new("Subagent Output")
4725                                        .size(LabelSize::Custom(self.tool_name_font_size()))
4726                                        .color(Color::Muted),
4727                                ),
4728                        )
4729                        .child(Divider::horizontal())
4730                        .tooltip(Tooltip::text("Everything below this line was sent as output from this subagent to the main agent.")),
4731                )
4732                .child(primary)
4733                .into_any_element()
4734        } else {
4735            primary
4736        };
4737
4738        let thread = self.thread.clone();
4739
4740        let primary = if is_indented {
4741            let line_top = if is_first_indented {
4742                rems_from_px(-12.0)
4743            } else {
4744                rems_from_px(0.0)
4745            };
4746
4747            div()
4748                .relative()
4749                .w_full()
4750                .pl_5()
4751                .bg(cx.theme().colors().panel_background.opacity(0.2))
4752                .child(
4753                    div()
4754                        .absolute()
4755                        .left(rems_from_px(18.0))
4756                        .top(line_top)
4757                        .bottom_0()
4758                        .w_px()
4759                        .bg(cx.theme().colors().border.opacity(0.6)),
4760                )
4761                .child(primary)
4762                .into_any_element()
4763        } else {
4764            primary
4765        };
4766
4767        let needs_confirmation = Self::is_waiting_for_confirmation(entry);
4768
4769        let comments_editor = self.thread_feedback.comments_editor.clone();
4770
4771        let primary = if entry_ix + 1 == total_entries {
4772            v_flex()
4773                .w_full()
4774                .child(primary)
4775                .when(!needs_confirmation, |this| {
4776                    this.child(self.render_thread_controls(&thread, cx))
4777                })
4778                .when_some(comments_editor, |this, editor| {
4779                    this.child(Self::render_feedback_feedback_editor(editor, cx))
4780                })
4781                .into_any_element()
4782        } else {
4783            primary
4784        };
4785
4786        if let Some(editing_index) = self.editing_message
4787            && editing_index < entry_ix
4788        {
4789            let is_subagent = self.is_subagent();
4790
4791            let backdrop = div()
4792                .id(("backdrop", entry_ix))
4793                .size_full()
4794                .absolute()
4795                .inset_0()
4796                .bg(cx.theme().colors().panel_background)
4797                .opacity(0.8)
4798                .block_mouse_except_scroll()
4799                .on_click(cx.listener(Self::cancel_editing));
4800
4801            div()
4802                .relative()
4803                .child(primary)
4804                .when(!is_subagent, |this| this.child(backdrop))
4805                .into_any_element()
4806        } else {
4807            primary
4808        }
4809    }
4810
4811    fn render_feedback_feedback_editor(editor: Entity<Editor>, cx: &Context<Self>) -> Div {
4812        h_flex()
4813            .key_context("AgentFeedbackMessageEditor")
4814            .on_action(cx.listener(move |this, _: &menu::Cancel, _, cx| {
4815                this.thread_feedback.dismiss_comments();
4816                cx.notify();
4817            }))
4818            .on_action(cx.listener(move |this, _: &menu::Confirm, _window, cx| {
4819                this.submit_feedback_message(cx);
4820            }))
4821            .p_2()
4822            .mb_2()
4823            .mx_5()
4824            .gap_1()
4825            .rounded_md()
4826            .border_1()
4827            .border_color(cx.theme().colors().border)
4828            .bg(cx.theme().colors().editor_background)
4829            .child(div().w_full().child(editor))
4830            .child(
4831                h_flex()
4832                    .child(
4833                        IconButton::new("dismiss-feedback-message", IconName::Close)
4834                            .icon_color(Color::Error)
4835                            .icon_size(IconSize::XSmall)
4836                            .shape(ui::IconButtonShape::Square)
4837                            .on_click(cx.listener(move |this, _, _window, cx| {
4838                                this.thread_feedback.dismiss_comments();
4839                                cx.notify();
4840                            })),
4841                    )
4842                    .child(
4843                        IconButton::new("submit-feedback-message", IconName::Return)
4844                            .icon_size(IconSize::XSmall)
4845                            .shape(ui::IconButtonShape::Square)
4846                            .on_click(cx.listener(move |this, _, _window, cx| {
4847                                this.submit_feedback_message(cx);
4848                            })),
4849                    ),
4850            )
4851    }
4852
4853    fn render_thread_controls(
4854        &self,
4855        thread: &Entity<AcpThread>,
4856        cx: &Context<Self>,
4857    ) -> impl IntoElement {
4858        let is_generating = matches!(thread.read(cx).status(), ThreadStatus::Generating);
4859        if is_generating {
4860            return Empty.into_any_element();
4861        }
4862
4863        let open_as_markdown = IconButton::new("open-as-markdown", IconName::FileMarkdown)
4864            .shape(ui::IconButtonShape::Square)
4865            .icon_size(IconSize::Small)
4866            .icon_color(Color::Ignored)
4867            .tooltip(Tooltip::text("Open Thread as Markdown"))
4868            .on_click(cx.listener(move |this, _, window, cx| {
4869                if let Some(workspace) = this.workspace.upgrade() {
4870                    this.open_thread_as_markdown(workspace, window, cx)
4871                        .detach_and_log_err(cx);
4872                }
4873            }));
4874
4875        let scroll_to_recent_user_prompt =
4876            IconButton::new("scroll_to_recent_user_prompt", IconName::ForwardArrow)
4877                .shape(ui::IconButtonShape::Square)
4878                .icon_size(IconSize::Small)
4879                .icon_color(Color::Ignored)
4880                .tooltip(Tooltip::text("Scroll To Most Recent User Prompt"))
4881                .on_click(cx.listener(move |this, _, _, cx| {
4882                    this.scroll_to_most_recent_user_prompt(cx);
4883                }));
4884
4885        let scroll_to_top = IconButton::new("scroll_to_top", IconName::ArrowUp)
4886            .shape(ui::IconButtonShape::Square)
4887            .icon_size(IconSize::Small)
4888            .icon_color(Color::Ignored)
4889            .tooltip(Tooltip::text("Scroll To Top"))
4890            .on_click(cx.listener(move |this, _, _, cx| {
4891                this.scroll_to_top(cx);
4892            }));
4893
4894        let show_stats = AgentSettings::get_global(cx).show_turn_stats;
4895        let last_turn_clock = show_stats
4896            .then(|| {
4897                self.turn_fields
4898                    .last_turn_duration
4899                    .filter(|&duration| duration > STOPWATCH_THRESHOLD)
4900                    .map(|duration| {
4901                        Label::new(duration_alt_display(duration))
4902                            .size(LabelSize::Small)
4903                            .color(Color::Muted)
4904                    })
4905            })
4906            .flatten();
4907
4908        let last_turn_tokens_label = last_turn_clock
4909            .is_some()
4910            .then(|| {
4911                self.turn_fields
4912                    .last_turn_tokens
4913                    .filter(|&tokens| tokens > TOKEN_THRESHOLD)
4914                    .map(|tokens| {
4915                        Label::new(format!("{} tokens", crate::humanize_token_count(tokens)))
4916                            .size(LabelSize::Small)
4917                            .color(Color::Muted)
4918                    })
4919            })
4920            .flatten();
4921
4922        let mut container = h_flex()
4923            .w_full()
4924            .py_2()
4925            .px_5()
4926            .gap_px()
4927            .opacity(0.6)
4928            .hover(|s| s.opacity(1.))
4929            .justify_end()
4930            .when(
4931                last_turn_tokens_label.is_some() || last_turn_clock.is_some(),
4932                |this| {
4933                    this.child(
4934                        h_flex()
4935                            .gap_1()
4936                            .px_1()
4937                            .when_some(last_turn_tokens_label, |this, label| this.child(label))
4938                            .when_some(last_turn_clock, |this, label| this.child(label)),
4939                    )
4940                },
4941            );
4942
4943        if AgentSettings::get_global(cx).enable_feedback
4944            && self.thread.read(cx).connection().telemetry().is_some()
4945        {
4946            let feedback = self.thread_feedback.feedback;
4947
4948            let tooltip_meta = || {
4949                SharedString::new(
4950                    "Rating the thread sends all of your current conversation to the Zed team.",
4951                )
4952            };
4953
4954            container = container
4955                    .child(
4956                        IconButton::new("feedback-thumbs-up", IconName::ThumbsUp)
4957                            .shape(ui::IconButtonShape::Square)
4958                            .icon_size(IconSize::Small)
4959                            .icon_color(match feedback {
4960                                Some(ThreadFeedback::Positive) => Color::Accent,
4961                                _ => Color::Ignored,
4962                            })
4963                            .tooltip(move |window, cx| match feedback {
4964                                Some(ThreadFeedback::Positive) => {
4965                                    Tooltip::text("Thanks for your feedback!")(window, cx)
4966                                }
4967                                _ => {
4968                                    Tooltip::with_meta("Helpful Response", None, tooltip_meta(), cx)
4969                                }
4970                            })
4971                            .on_click(cx.listener(move |this, _, window, cx| {
4972                                this.handle_feedback_click(ThreadFeedback::Positive, window, cx);
4973                            })),
4974                    )
4975                    .child(
4976                        IconButton::new("feedback-thumbs-down", IconName::ThumbsDown)
4977                            .shape(ui::IconButtonShape::Square)
4978                            .icon_size(IconSize::Small)
4979                            .icon_color(match feedback {
4980                                Some(ThreadFeedback::Negative) => Color::Accent,
4981                                _ => Color::Ignored,
4982                            })
4983                            .tooltip(move |window, cx| match feedback {
4984                                Some(ThreadFeedback::Negative) => {
4985                                    Tooltip::text(
4986                                    "We appreciate your feedback and will use it to improve in the future.",
4987                                )(window, cx)
4988                                }
4989                                _ => {
4990                                    Tooltip::with_meta(
4991                                        "Not Helpful Response",
4992                                        None,
4993                                        tooltip_meta(),
4994                                        cx,
4995                                    )
4996                                }
4997                            })
4998                            .on_click(cx.listener(move |this, _, window, cx| {
4999                                this.handle_feedback_click(ThreadFeedback::Negative, window, cx);
5000                            })),
5001                    );
5002        }
5003
5004        if let Some(project) = self.project.upgrade()
5005            && let Some(server_view) = self.server_view.upgrade()
5006            && cx.has_flag::<AgentSharingFeatureFlag>()
5007            && project.read(cx).client().status().borrow().is_connected()
5008        {
5009            let button = if self.is_imported_thread(cx) {
5010                IconButton::new("sync-thread", IconName::ArrowCircle)
5011                    .shape(ui::IconButtonShape::Square)
5012                    .icon_size(IconSize::Small)
5013                    .icon_color(Color::Ignored)
5014                    .tooltip(Tooltip::text("Sync with source thread"))
5015                    .on_click(cx.listener(move |this, _, window, cx| {
5016                        this.sync_thread(project.clone(), server_view.clone(), window, cx);
5017                    }))
5018            } else {
5019                IconButton::new("share-thread", IconName::ArrowUpRight)
5020                    .shape(ui::IconButtonShape::Square)
5021                    .icon_size(IconSize::Small)
5022                    .icon_color(Color::Ignored)
5023                    .tooltip(Tooltip::text("Share Thread"))
5024                    .on_click(cx.listener(move |this, _, window, cx| {
5025                        this.share_thread(window, cx);
5026                    }))
5027            };
5028
5029            container = container.child(button);
5030        }
5031
5032        container
5033            .child(open_as_markdown)
5034            .child(scroll_to_recent_user_prompt)
5035            .child(scroll_to_top)
5036            .into_any_element()
5037    }
5038
5039    pub(crate) fn scroll_to_most_recent_user_prompt(&mut self, cx: &mut Context<Self>) {
5040        let entries = self.thread.read(cx).entries();
5041        if entries.is_empty() {
5042            return;
5043        }
5044
5045        // Find the most recent user message and scroll it to the top of the viewport.
5046        // (Fallback: if no user message exists, scroll to the bottom.)
5047        if let Some(ix) = entries
5048            .iter()
5049            .rposition(|entry| matches!(entry, AgentThreadEntry::UserMessage(_)))
5050        {
5051            self.list_state.scroll_to(ListOffset {
5052                item_ix: ix,
5053                offset_in_item: px(0.0),
5054            });
5055            cx.notify();
5056        } else {
5057            self.scroll_to_end(cx);
5058        }
5059    }
5060
5061    pub fn scroll_to_end(&mut self, cx: &mut Context<Self>) {
5062        self.list_state.scroll_to_end();
5063        cx.notify();
5064    }
5065
5066    fn handle_feedback_click(
5067        &mut self,
5068        feedback: ThreadFeedback,
5069        window: &mut Window,
5070        cx: &mut Context<Self>,
5071    ) {
5072        self.thread_feedback
5073            .submit(self.thread.clone(), feedback, window, cx);
5074        cx.notify();
5075    }
5076
5077    fn submit_feedback_message(&mut self, cx: &mut Context<Self>) {
5078        let thread = self.thread.clone();
5079        self.thread_feedback.submit_comments(thread, cx);
5080        cx.notify();
5081    }
5082
5083    pub(crate) fn scroll_to_top(&mut self, cx: &mut Context<Self>) {
5084        self.list_state.scroll_to(ListOffset::default());
5085        cx.notify();
5086    }
5087
5088    fn scroll_output_page_up(
5089        &mut self,
5090        _: &ScrollOutputPageUp,
5091        _window: &mut Window,
5092        cx: &mut Context<Self>,
5093    ) {
5094        let page_height = self.list_state.viewport_bounds().size.height;
5095        self.list_state.scroll_by(-page_height * 0.9);
5096        cx.notify();
5097    }
5098
5099    fn scroll_output_page_down(
5100        &mut self,
5101        _: &ScrollOutputPageDown,
5102        _window: &mut Window,
5103        cx: &mut Context<Self>,
5104    ) {
5105        let page_height = self.list_state.viewport_bounds().size.height;
5106        self.list_state.scroll_by(page_height * 0.9);
5107        cx.notify();
5108    }
5109
5110    fn scroll_output_line_up(
5111        &mut self,
5112        _: &ScrollOutputLineUp,
5113        window: &mut Window,
5114        cx: &mut Context<Self>,
5115    ) {
5116        self.list_state.scroll_by(-window.line_height() * 3.);
5117        cx.notify();
5118    }
5119
5120    fn scroll_output_line_down(
5121        &mut self,
5122        _: &ScrollOutputLineDown,
5123        window: &mut Window,
5124        cx: &mut Context<Self>,
5125    ) {
5126        self.list_state.scroll_by(window.line_height() * 3.);
5127        cx.notify();
5128    }
5129
5130    fn scroll_output_to_top(
5131        &mut self,
5132        _: &ScrollOutputToTop,
5133        _window: &mut Window,
5134        cx: &mut Context<Self>,
5135    ) {
5136        self.scroll_to_top(cx);
5137    }
5138
5139    fn scroll_output_to_bottom(
5140        &mut self,
5141        _: &ScrollOutputToBottom,
5142        _window: &mut Window,
5143        cx: &mut Context<Self>,
5144    ) {
5145        self.scroll_to_end(cx);
5146    }
5147
5148    fn scroll_output_to_previous_message(
5149        &mut self,
5150        _: &ScrollOutputToPreviousMessage,
5151        _window: &mut Window,
5152        cx: &mut Context<Self>,
5153    ) {
5154        let entries = self.thread.read(cx).entries();
5155        let current_ix = self.list_state.logical_scroll_top().item_ix;
5156        if let Some(target_ix) = (0..current_ix)
5157            .rev()
5158            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
5159        {
5160            self.list_state.scroll_to(ListOffset {
5161                item_ix: target_ix,
5162                offset_in_item: px(0.),
5163            });
5164            cx.notify();
5165        }
5166    }
5167
5168    fn scroll_output_to_next_message(
5169        &mut self,
5170        _: &ScrollOutputToNextMessage,
5171        _window: &mut Window,
5172        cx: &mut Context<Self>,
5173    ) {
5174        let entries = self.thread.read(cx).entries();
5175        let current_ix = self.list_state.logical_scroll_top().item_ix;
5176        if let Some(target_ix) = (current_ix + 1..entries.len())
5177            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
5178        {
5179            self.list_state.scroll_to(ListOffset {
5180                item_ix: target_ix,
5181                offset_in_item: px(0.),
5182            });
5183            cx.notify();
5184        }
5185    }
5186
5187    pub fn open_thread_as_markdown(
5188        &self,
5189        workspace: Entity<Workspace>,
5190        window: &mut Window,
5191        cx: &mut App,
5192    ) -> Task<Result<()>> {
5193        let markdown_language_task = workspace
5194            .read(cx)
5195            .app_state()
5196            .languages
5197            .language_for_name("Markdown");
5198
5199        let thread = self.thread.read(cx);
5200        let thread_title = thread
5201            .title()
5202            .unwrap_or_else(|| DEFAULT_THREAD_TITLE.into())
5203            .to_string();
5204        let markdown = thread.to_markdown(cx);
5205
5206        let project = workspace.read(cx).project().clone();
5207        window.spawn(cx, async move |cx| {
5208            let markdown_language = markdown_language_task.await?;
5209
5210            let buffer = project
5211                .update(cx, |project, cx| {
5212                    project.create_buffer(Some(markdown_language), false, cx)
5213                })
5214                .await?;
5215
5216            buffer.update(cx, |buffer, cx| {
5217                buffer.set_text(markdown, cx);
5218                buffer.set_capability(language::Capability::ReadWrite, cx);
5219            });
5220
5221            workspace.update_in(cx, |workspace, window, cx| {
5222                let buffer = cx
5223                    .new(|cx| MultiBuffer::singleton(buffer, cx).with_title(thread_title.clone()));
5224
5225                workspace.add_item_to_active_pane(
5226                    Box::new(cx.new(|cx| {
5227                        let mut editor =
5228                            Editor::for_multibuffer(buffer, Some(project.clone()), window, cx);
5229                        editor.set_breadcrumb_header(thread_title);
5230                        editor
5231                    })),
5232                    None,
5233                    true,
5234                    window,
5235                    cx,
5236                );
5237            })?;
5238            anyhow::Ok(())
5239        })
5240    }
5241
5242    pub(crate) fn sync_editor_mode_for_empty_state(&mut self, cx: &mut Context<Self>) {
5243        let has_messages = self.list_state.item_count() > 0;
5244        let v2_empty_state = !has_messages;
5245
5246        let mode = if v2_empty_state {
5247            EditorMode::Full {
5248                scale_ui_elements_with_buffer_font_size: false,
5249                show_active_line_background: false,
5250                sizing_behavior: SizingBehavior::Default,
5251            }
5252        } else {
5253            EditorMode::AutoHeight {
5254                min_lines: AgentSettings::get_global(cx).message_editor_min_lines,
5255                max_lines: Some(AgentSettings::get_global(cx).set_message_editor_max_lines()),
5256            }
5257        };
5258        self.message_editor.update(cx, |editor, cx| {
5259            editor.set_mode(mode, cx);
5260        });
5261    }
5262
5263    /// Ensures the list item count includes (or excludes) an extra item for the generating indicator
5264    pub(crate) fn sync_generating_indicator(&mut self, cx: &App) {
5265        let is_generating = matches!(self.thread.read(cx).status(), ThreadStatus::Generating);
5266
5267        if is_generating && !self.generating_indicator_in_list {
5268            let entries_count = self.thread.read(cx).entries().len();
5269            self.list_state.splice(entries_count..entries_count, 1);
5270            self.generating_indicator_in_list = true;
5271        } else if !is_generating && self.generating_indicator_in_list {
5272            let entries_count = self.thread.read(cx).entries().len();
5273            self.list_state.splice(entries_count..entries_count + 1, 0);
5274            self.generating_indicator_in_list = false;
5275        }
5276    }
5277
5278    fn render_generating(&self, confirmation: bool, cx: &App) -> impl IntoElement {
5279        let show_stats = AgentSettings::get_global(cx).show_turn_stats;
5280        let elapsed_label = show_stats
5281            .then(|| {
5282                self.turn_fields.turn_started_at.and_then(|started_at| {
5283                    let elapsed = started_at.elapsed();
5284                    (elapsed > STOPWATCH_THRESHOLD).then(|| duration_alt_display(elapsed))
5285                })
5286            })
5287            .flatten();
5288
5289        let is_blocked_on_terminal_command =
5290            !confirmation && self.is_blocked_on_terminal_command(cx);
5291        let is_waiting = confirmation || self.thread.read(cx).has_in_progress_tool_calls();
5292
5293        let turn_tokens_label = elapsed_label
5294            .is_some()
5295            .then(|| {
5296                self.turn_fields
5297                    .turn_tokens
5298                    .filter(|&tokens| tokens > TOKEN_THRESHOLD)
5299                    .map(|tokens| crate::humanize_token_count(tokens))
5300            })
5301            .flatten();
5302
5303        let arrow_icon = if is_waiting {
5304            IconName::ArrowUp
5305        } else {
5306            IconName::ArrowDown
5307        };
5308
5309        h_flex()
5310            .id("generating-spinner")
5311            .py_2()
5312            .px(rems_from_px(22.))
5313            .gap_2()
5314            .map(|this| {
5315                if confirmation {
5316                    this.child(
5317                        h_flex()
5318                            .w_2()
5319                            .justify_center()
5320                            .child(GeneratingSpinnerElement::new(SpinnerVariant::Sand)),
5321                    )
5322                    .child(
5323                        div().min_w(rems(8.)).child(
5324                            LoadingLabel::new("Awaiting Confirmation")
5325                                .size(LabelSize::Small)
5326                                .color(Color::Muted),
5327                        ),
5328                    )
5329                } else if is_blocked_on_terminal_command {
5330                    this
5331                } else {
5332                    this.child(
5333                        h_flex()
5334                            .w_2()
5335                            .justify_center()
5336                            .child(GeneratingSpinnerElement::new(SpinnerVariant::Dots)),
5337                    )
5338                }
5339            })
5340            .when_some(elapsed_label, |this, elapsed| {
5341                this.child(
5342                    Label::new(elapsed)
5343                        .size(LabelSize::Small)
5344                        .color(Color::Muted),
5345                )
5346            })
5347            .when_some(turn_tokens_label, |this, tokens| {
5348                this.child(
5349                    h_flex()
5350                        .gap_0p5()
5351                        .child(
5352                            Icon::new(arrow_icon)
5353                                .size(IconSize::XSmall)
5354                                .color(Color::Muted),
5355                        )
5356                        .child(
5357                            Label::new(format!("{} tokens", tokens))
5358                                .size(LabelSize::Small)
5359                                .color(Color::Muted),
5360                        ),
5361                )
5362            })
5363            .into_any_element()
5364    }
5365
5366    pub(crate) fn auto_expand_streaming_thought(&mut self, cx: &mut Context<Self>) {
5367        let thinking_display = AgentSettings::get_global(cx).thinking_display;
5368
5369        if !matches!(
5370            thinking_display,
5371            ThinkingBlockDisplay::Auto | ThinkingBlockDisplay::Preview
5372        ) {
5373            return;
5374        }
5375
5376        let key = {
5377            let thread = self.thread.read(cx);
5378            if thread.status() != ThreadStatus::Generating {
5379                return;
5380            }
5381            let entries = thread.entries();
5382            let last_ix = entries.len().saturating_sub(1);
5383            match entries.get(last_ix) {
5384                Some(AgentThreadEntry::AssistantMessage(msg)) => match msg.chunks.last() {
5385                    Some(AssistantMessageChunk::Thought { .. }) => {
5386                        Some((last_ix, msg.chunks.len() - 1))
5387                    }
5388                    _ => None,
5389                },
5390                _ => None,
5391            }
5392        };
5393
5394        if let Some(key) = key {
5395            if self.auto_expanded_thinking_block != Some(key) {
5396                self.auto_expanded_thinking_block = Some(key);
5397                self.expanded_thinking_blocks.insert(key);
5398                cx.notify();
5399            }
5400        } else if self.auto_expanded_thinking_block.is_some() {
5401            if thinking_display == ThinkingBlockDisplay::Auto {
5402                if let Some(key) = self.auto_expanded_thinking_block {
5403                    if !self.user_toggled_thinking_blocks.contains(&key) {
5404                        self.expanded_thinking_blocks.remove(&key);
5405                    }
5406                }
5407            }
5408            self.auto_expanded_thinking_block = None;
5409            cx.notify();
5410        }
5411    }
5412
5413    pub(crate) fn clear_auto_expand_tracking(&mut self) {
5414        self.auto_expanded_thinking_block = None;
5415    }
5416
5417    fn toggle_thinking_block_expansion(&mut self, key: (usize, usize), cx: &mut Context<Self>) {
5418        let thinking_display = AgentSettings::get_global(cx).thinking_display;
5419
5420        match thinking_display {
5421            ThinkingBlockDisplay::Auto => {
5422                let is_open = self.expanded_thinking_blocks.contains(&key)
5423                    || self.user_toggled_thinking_blocks.contains(&key);
5424
5425                if is_open {
5426                    self.expanded_thinking_blocks.remove(&key);
5427                    self.user_toggled_thinking_blocks.remove(&key);
5428                } else {
5429                    self.expanded_thinking_blocks.insert(key);
5430                    self.user_toggled_thinking_blocks.insert(key);
5431                }
5432            }
5433            ThinkingBlockDisplay::Preview => {
5434                let is_user_expanded = self.user_toggled_thinking_blocks.contains(&key);
5435                let is_in_expanded_set = self.expanded_thinking_blocks.contains(&key);
5436
5437                if is_user_expanded {
5438                    self.user_toggled_thinking_blocks.remove(&key);
5439                    self.expanded_thinking_blocks.remove(&key);
5440                } else if is_in_expanded_set {
5441                    self.user_toggled_thinking_blocks.insert(key);
5442                } else {
5443                    self.expanded_thinking_blocks.insert(key);
5444                    self.user_toggled_thinking_blocks.insert(key);
5445                }
5446            }
5447            ThinkingBlockDisplay::AlwaysExpanded => {
5448                if self.user_toggled_thinking_blocks.contains(&key) {
5449                    self.user_toggled_thinking_blocks.remove(&key);
5450                } else {
5451                    self.user_toggled_thinking_blocks.insert(key);
5452                }
5453            }
5454            ThinkingBlockDisplay::AlwaysCollapsed => {
5455                if self.user_toggled_thinking_blocks.contains(&key) {
5456                    self.user_toggled_thinking_blocks.remove(&key);
5457                    self.expanded_thinking_blocks.remove(&key);
5458                } else {
5459                    self.expanded_thinking_blocks.insert(key);
5460                    self.user_toggled_thinking_blocks.insert(key);
5461                }
5462            }
5463        }
5464
5465        cx.notify();
5466    }
5467
5468    fn render_thinking_block(
5469        &self,
5470        entry_ix: usize,
5471        chunk_ix: usize,
5472        chunk: Entity<Markdown>,
5473        window: &Window,
5474        cx: &Context<Self>,
5475    ) -> AnyElement {
5476        let header_id = SharedString::from(format!("thinking-block-header-{}", entry_ix));
5477        let card_header_id = SharedString::from("inner-card-header");
5478
5479        let key = (entry_ix, chunk_ix);
5480
5481        let thinking_display = AgentSettings::get_global(cx).thinking_display;
5482        let is_user_toggled = self.user_toggled_thinking_blocks.contains(&key);
5483        let is_in_expanded_set = self.expanded_thinking_blocks.contains(&key);
5484
5485        let (is_open, is_constrained) = match thinking_display {
5486            ThinkingBlockDisplay::Auto => {
5487                let is_open = is_user_toggled || is_in_expanded_set;
5488                (is_open, false)
5489            }
5490            ThinkingBlockDisplay::Preview => {
5491                let is_open = is_user_toggled || is_in_expanded_set;
5492                let is_constrained = is_in_expanded_set && !is_user_toggled;
5493                (is_open, is_constrained)
5494            }
5495            ThinkingBlockDisplay::AlwaysExpanded => (!is_user_toggled, false),
5496            ThinkingBlockDisplay::AlwaysCollapsed => (is_user_toggled, false),
5497        };
5498
5499        let should_auto_scroll = self.auto_expanded_thinking_block == Some(key);
5500
5501        let scroll_handle = self
5502            .entry_view_state
5503            .read(cx)
5504            .entry(entry_ix)
5505            .and_then(|entry| entry.scroll_handle_for_assistant_message_chunk(chunk_ix));
5506
5507        if should_auto_scroll {
5508            if let Some(ref handle) = scroll_handle {
5509                handle.scroll_to_bottom();
5510            }
5511        }
5512
5513        let panel_bg = cx.theme().colors().panel_background;
5514
5515        v_flex()
5516            .gap_1()
5517            .child(
5518                h_flex()
5519                    .id(header_id)
5520                    .group(&card_header_id)
5521                    .relative()
5522                    .w_full()
5523                    .pr_1()
5524                    .justify_between()
5525                    .child(
5526                        h_flex()
5527                            .h(window.line_height() - px(2.))
5528                            .gap_1p5()
5529                            .overflow_hidden()
5530                            .child(
5531                                Icon::new(IconName::ToolThink)
5532                                    .size(IconSize::Small)
5533                                    .color(Color::Muted),
5534                            )
5535                            .child(
5536                                div()
5537                                    .text_size(self.tool_name_font_size())
5538                                    .text_color(cx.theme().colors().text_muted)
5539                                    .child("Thinking"),
5540                            ),
5541                    )
5542                    .child(
5543                        Disclosure::new(("expand", entry_ix), is_open)
5544                            .opened_icon(IconName::ChevronUp)
5545                            .closed_icon(IconName::ChevronDown)
5546                            .visible_on_hover(&card_header_id)
5547                            .on_click(cx.listener(
5548                                move |this, _event: &ClickEvent, _window, cx| {
5549                                    this.toggle_thinking_block_expansion(key, cx);
5550                                },
5551                            )),
5552                    )
5553                    .on_click(cx.listener(move |this, _event: &ClickEvent, _window, cx| {
5554                        this.toggle_thinking_block_expansion(key, cx);
5555                    })),
5556            )
5557            .when(is_open, |this| {
5558                this.child(
5559                    div()
5560                        .when(is_constrained, |this| this.relative())
5561                        .child(
5562                            div()
5563                                .id(("thinking-content", chunk_ix))
5564                                .ml_1p5()
5565                                .pl_3p5()
5566                                .border_l_1()
5567                                .border_color(self.tool_card_border_color(cx))
5568                                .when(is_constrained, |this| this.max_h_64())
5569                                .when_some(scroll_handle, |this, scroll_handle| {
5570                                    this.track_scroll(&scroll_handle)
5571                                })
5572                                .overflow_hidden()
5573                                .child(self.render_markdown(
5574                                    chunk,
5575                                    MarkdownStyle::themed(MarkdownFont::Agent, window, cx),
5576                                )),
5577                        )
5578                        .when(is_constrained, |this| {
5579                            this.child(
5580                                div()
5581                                    .absolute()
5582                                    .inset_0()
5583                                    .size_full()
5584                                    .bg(linear_gradient(
5585                                        180.,
5586                                        linear_color_stop(panel_bg.opacity(0.8), 0.),
5587                                        linear_color_stop(panel_bg.opacity(0.), 0.1),
5588                                    ))
5589                                    .block_mouse_except_scroll(),
5590                            )
5591                        }),
5592                )
5593            })
5594            .into_any_element()
5595    }
5596
5597    fn render_message_context_menu(
5598        &self,
5599        entry_ix: usize,
5600        message_body: AnyElement,
5601        cx: &Context<Self>,
5602    ) -> AnyElement {
5603        let entity = cx.entity();
5604        let workspace = self.workspace.clone();
5605
5606        right_click_menu(format!("agent_context_menu-{}", entry_ix))
5607            .trigger(move |_, _, _| message_body)
5608            .menu(move |window, cx| {
5609                let focus = window.focused(cx);
5610                let entity = entity.clone();
5611                let workspace = workspace.clone();
5612
5613                ContextMenu::build(window, cx, move |menu, _, cx| {
5614                    let this = entity.read(cx);
5615                    let is_at_top = this.list_state.logical_scroll_top().item_ix == 0;
5616
5617                    let has_selection = this
5618                        .thread
5619                        .read(cx)
5620                        .entries()
5621                        .get(entry_ix)
5622                        .and_then(|entry| match &entry {
5623                            AgentThreadEntry::AssistantMessage(msg) => Some(&msg.chunks),
5624                            _ => None,
5625                        })
5626                        .map(|chunks| {
5627                            chunks.iter().any(|chunk| {
5628                                let md = match chunk {
5629                                    AssistantMessageChunk::Message { block } => block.markdown(),
5630                                    AssistantMessageChunk::Thought { block } => block.markdown(),
5631                                };
5632                                md.map_or(false, |m| m.read(cx).selected_text().is_some())
5633                            })
5634                        })
5635                        .unwrap_or(false);
5636
5637                    let copy_this_agent_response =
5638                        ContextMenuEntry::new("Copy This Agent Response").handler({
5639                            let entity = entity.clone();
5640                            move |_, cx| {
5641                                entity.update(cx, |this, cx| {
5642                                    let entries = this.thread.read(cx).entries();
5643                                    if let Some(text) =
5644                                        Self::get_agent_message_content(entries, entry_ix, cx)
5645                                    {
5646                                        cx.write_to_clipboard(ClipboardItem::new_string(text));
5647                                    }
5648                                });
5649                            }
5650                        });
5651
5652                    let scroll_item = if is_at_top {
5653                        ContextMenuEntry::new("Scroll to Bottom").handler({
5654                            let entity = entity.clone();
5655                            move |_, cx| {
5656                                entity.update(cx, |this, cx| {
5657                                    this.scroll_to_end(cx);
5658                                });
5659                            }
5660                        })
5661                    } else {
5662                        ContextMenuEntry::new("Scroll to Top").handler({
5663                            let entity = entity.clone();
5664                            move |_, cx| {
5665                                entity.update(cx, |this, cx| {
5666                                    this.scroll_to_top(cx);
5667                                });
5668                            }
5669                        })
5670                    };
5671
5672                    let open_thread_as_markdown = ContextMenuEntry::new("Open Thread as Markdown")
5673                        .handler({
5674                            let entity = entity.clone();
5675                            let workspace = workspace.clone();
5676                            move |window, cx| {
5677                                if let Some(workspace) = workspace.upgrade() {
5678                                    entity
5679                                        .update(cx, |this, cx| {
5680                                            this.open_thread_as_markdown(workspace, window, cx)
5681                                        })
5682                                        .detach_and_log_err(cx);
5683                                }
5684                            }
5685                        });
5686
5687                    menu.when_some(focus, |menu, focus| menu.context(focus))
5688                        .action_disabled_when(
5689                            !has_selection,
5690                            "Copy Selection",
5691                            Box::new(markdown::CopyAsMarkdown),
5692                        )
5693                        .item(copy_this_agent_response)
5694                        .separator()
5695                        .item(scroll_item)
5696                        .item(open_thread_as_markdown)
5697                })
5698            })
5699            .into_any_element()
5700    }
5701
5702    fn get_agent_message_content(
5703        entries: &[AgentThreadEntry],
5704        entry_index: usize,
5705        cx: &App,
5706    ) -> Option<String> {
5707        let entry = entries.get(entry_index)?;
5708        if matches!(entry, AgentThreadEntry::UserMessage(_)) {
5709            return None;
5710        }
5711
5712        let start_index = (0..entry_index)
5713            .rev()
5714            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
5715            .map(|i| i + 1)
5716            .unwrap_or(0);
5717
5718        let end_index = (entry_index + 1..entries.len())
5719            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
5720            .map(|i| i - 1)
5721            .unwrap_or(entries.len() - 1);
5722
5723        let parts: Vec<String> = (start_index..=end_index)
5724            .filter_map(|i| entries.get(i))
5725            .filter_map(|entry| {
5726                if let AgentThreadEntry::AssistantMessage(message) = entry {
5727                    let text: String = message
5728                        .chunks
5729                        .iter()
5730                        .filter_map(|chunk| match chunk {
5731                            AssistantMessageChunk::Message { block } => {
5732                                let markdown = block.to_markdown(cx);
5733                                if markdown.trim().is_empty() {
5734                                    None
5735                                } else {
5736                                    Some(markdown.to_string())
5737                                }
5738                            }
5739                            AssistantMessageChunk::Thought { .. } => None,
5740                        })
5741                        .collect::<Vec<_>>()
5742                        .join("\n\n");
5743
5744                    if text.is_empty() { None } else { Some(text) }
5745                } else {
5746                    None
5747                }
5748            })
5749            .collect();
5750
5751        let text = parts.join("\n\n");
5752        if text.is_empty() { None } else { Some(text) }
5753    }
5754
5755    fn is_blocked_on_terminal_command(&self, cx: &App) -> bool {
5756        let thread = self.thread.read(cx);
5757        if !matches!(thread.status(), ThreadStatus::Generating) {
5758            return false;
5759        }
5760
5761        let mut has_running_terminal_call = false;
5762
5763        for entry in thread.entries().iter().rev() {
5764            match entry {
5765                AgentThreadEntry::UserMessage(_) => break,
5766                AgentThreadEntry::ToolCall(tool_call)
5767                    if matches!(
5768                        tool_call.status,
5769                        ToolCallStatus::InProgress | ToolCallStatus::Pending
5770                    ) =>
5771                {
5772                    if matches!(tool_call.kind, acp::ToolKind::Execute) {
5773                        has_running_terminal_call = true;
5774                    } else {
5775                        return false;
5776                    }
5777                }
5778                AgentThreadEntry::ToolCall(_)
5779                | AgentThreadEntry::AssistantMessage(_)
5780                | AgentThreadEntry::CompletedPlan(_) => {}
5781            }
5782        }
5783
5784        has_running_terminal_call
5785    }
5786
5787    fn render_collapsible_command(
5788        &self,
5789        group: SharedString,
5790        is_preview: bool,
5791        command_source: &str,
5792        cx: &Context<Self>,
5793    ) -> Div {
5794        v_flex()
5795            .group(group.clone())
5796            .p_1p5()
5797            .bg(self.tool_card_header_bg(cx))
5798            .when(is_preview, |this| {
5799                this.pt_1().child(
5800                    // Wrapping this label on a container with 24px height to avoid
5801                    // layout shift when it changes from being a preview label
5802                    // to the actual path where the command will run in
5803                    h_flex().h_6().child(
5804                        Label::new("Run Command")
5805                            .buffer_font(cx)
5806                            .size(LabelSize::XSmall)
5807                            .color(Color::Muted),
5808                    ),
5809                )
5810            })
5811            .children(command_source.lines().map(|line| {
5812                let text: SharedString = if line.is_empty() {
5813                    " ".into()
5814                } else {
5815                    line.to_string().into()
5816                };
5817
5818                Label::new(text).buffer_font(cx).size(LabelSize::Small)
5819            }))
5820            .child(
5821                div().absolute().top_1().right_1().child(
5822                    CopyButton::new("copy-command", command_source.to_string())
5823                        .tooltip_label("Copy Command")
5824                        .visible_on_hover(group),
5825                ),
5826            )
5827    }
5828
5829    fn render_terminal_tool_call(
5830        &self,
5831        active_session_id: &acp::SessionId,
5832        entry_ix: usize,
5833        terminal: &Entity<acp_thread::Terminal>,
5834        tool_call: &ToolCall,
5835        focus_handle: &FocusHandle,
5836        is_subagent: bool,
5837        window: &Window,
5838        cx: &Context<Self>,
5839    ) -> AnyElement {
5840        let terminal_data = terminal.read(cx);
5841        let working_dir = terminal_data.working_dir();
5842        let command = terminal_data.command();
5843        let started_at = terminal_data.started_at();
5844
5845        let tool_failed = matches!(
5846            &tool_call.status,
5847            ToolCallStatus::Rejected | ToolCallStatus::Canceled | ToolCallStatus::Failed
5848        );
5849
5850        let confirmation_options = match &tool_call.status {
5851            ToolCallStatus::WaitingForConfirmation { options, .. } => Some(options),
5852            _ => None,
5853        };
5854        let needs_confirmation = confirmation_options.is_some();
5855
5856        let output = terminal_data.output();
5857        let command_finished = output.is_some()
5858            && !matches!(
5859                tool_call.status,
5860                ToolCallStatus::InProgress | ToolCallStatus::Pending
5861            );
5862        let truncated_output =
5863            output.is_some_and(|output| output.original_content_len > output.content.len());
5864        let output_line_count = output.map(|output| output.content_line_count).unwrap_or(0);
5865
5866        let command_failed = command_finished
5867            && output.is_some_and(|o| o.exit_status.is_some_and(|status| !status.success()));
5868
5869        let time_elapsed = if let Some(output) = output {
5870            output.ended_at.duration_since(started_at)
5871        } else {
5872            started_at.elapsed()
5873        };
5874
5875        let header_id =
5876            SharedString::from(format!("terminal-tool-header-{}", terminal.entity_id()));
5877        let header_group = SharedString::from(format!(
5878            "terminal-tool-header-group-{}",
5879            terminal.entity_id()
5880        ));
5881        let header_bg = cx
5882            .theme()
5883            .colors()
5884            .element_background
5885            .blend(cx.theme().colors().editor_foreground.opacity(0.025));
5886        let border_color = cx.theme().colors().border.opacity(0.6);
5887
5888        let working_dir = working_dir
5889            .as_ref()
5890            .map(|path| path.display().to_string())
5891            .unwrap_or_else(|| "current directory".to_string());
5892
5893        // Since the command's source is wrapped in a markdown code block
5894        // (```\n...\n```), we need to strip that so we're left with only the
5895        // command's content.
5896        let command_source = command.read(cx).source();
5897        let command_content = command_source
5898            .strip_prefix("```\n")
5899            .and_then(|s| s.strip_suffix("\n```"))
5900            .unwrap_or(&command_source);
5901
5902        let command_element =
5903            self.render_collapsible_command(header_group.clone(), false, command_content, cx);
5904
5905        let is_expanded = self.expanded_tool_calls.contains(&tool_call.id);
5906
5907        let header = h_flex()
5908            .id(header_id)
5909            .pt_1()
5910            .pl_1p5()
5911            .pr_1()
5912            .flex_none()
5913            .gap_1()
5914            .justify_between()
5915            .rounded_t_md()
5916            .child(
5917                div()
5918                    .id(("command-target-path", terminal.entity_id()))
5919                    .w_full()
5920                    .max_w_full()
5921                    .overflow_x_scroll()
5922                    .child(
5923                        Label::new(working_dir)
5924                            .buffer_font(cx)
5925                            .size(LabelSize::XSmall)
5926                            .color(Color::Muted),
5927                    ),
5928            )
5929            .child(
5930                Disclosure::new(
5931                    SharedString::from(format!(
5932                        "terminal-tool-disclosure-{}",
5933                        terminal.entity_id()
5934                    )),
5935                    is_expanded,
5936                )
5937                .opened_icon(IconName::ChevronUp)
5938                .closed_icon(IconName::ChevronDown)
5939                .visible_on_hover(&header_group)
5940                .on_click(cx.listener({
5941                    let id = tool_call.id.clone();
5942                    move |this, _event, _window, cx| {
5943                        if is_expanded {
5944                            this.expanded_tool_calls.remove(&id);
5945                        } else {
5946                            this.expanded_tool_calls.insert(id.clone());
5947                        }
5948                        cx.notify();
5949                    }
5950                })),
5951            )
5952            .when(time_elapsed > Duration::from_secs(10), |header| {
5953                header.child(
5954                    Label::new(format!("({})", duration_alt_display(time_elapsed)))
5955                        .buffer_font(cx)
5956                        .color(Color::Muted)
5957                        .size(LabelSize::XSmall),
5958                )
5959            })
5960            .when(!command_finished && !needs_confirmation, |header| {
5961                header
5962                    .gap_1p5()
5963                    .child(
5964                        Icon::new(IconName::ArrowCircle)
5965                            .size(IconSize::XSmall)
5966                            .color(Color::Muted)
5967                            .with_rotate_animation(2)
5968                    )
5969                    .child(div().h(relative(0.6)).ml_1p5().child(Divider::vertical().color(DividerColor::Border)))
5970                    .child(
5971                        IconButton::new(
5972                            SharedString::from(format!("stop-terminal-{}", terminal.entity_id())),
5973                            IconName::Stop
5974                        )
5975                        .icon_size(IconSize::Small)
5976                        .icon_color(Color::Error)
5977                        .tooltip(move |_window, cx| {
5978                            Tooltip::with_meta(
5979                                "Stop This Command",
5980                                None,
5981                                "Also possible by placing your cursor inside the terminal and using regular terminal bindings.",
5982                                cx,
5983                            )
5984                        })
5985                        .on_click({
5986                            let terminal = terminal.clone();
5987                            cx.listener(move |this, _event, _window, cx| {
5988                                terminal.update(cx, |terminal, cx| {
5989                                    terminal.stop_by_user(cx);
5990                                });
5991                                if AgentSettings::get_global(cx).cancel_generation_on_terminal_stop {
5992                                    this.cancel_generation(cx);
5993                                }
5994                            })
5995                        }),
5996                    )
5997            })
5998            .when(truncated_output, |header| {
5999                let tooltip = if let Some(output) = output {
6000                    if output_line_count + 10 > terminal::MAX_SCROLL_HISTORY_LINES {
6001                       format!("Output exceeded terminal max lines and was \
6002                            truncated, the model received the first {}.", format_file_size(output.content.len() as u64, true))
6003                    } else {
6004                        format!(
6005                            "Output is {} long, and to avoid unexpected token usage, \
6006                                only {} was sent back to the agent.",
6007                            format_file_size(output.original_content_len as u64, true),
6008                             format_file_size(output.content.len() as u64, true)
6009                        )
6010                    }
6011                } else {
6012                    "Output was truncated".to_string()
6013                };
6014
6015                header.child(
6016                    h_flex()
6017                        .id(("terminal-tool-truncated-label", terminal.entity_id()))
6018                        .gap_1()
6019                        .child(
6020                            Icon::new(IconName::Info)
6021                                .size(IconSize::XSmall)
6022                                .color(Color::Ignored),
6023                        )
6024                        .child(
6025                            Label::new("Truncated")
6026                                .color(Color::Muted)
6027                                .size(LabelSize::XSmall),
6028                        )
6029                        .tooltip(Tooltip::text(tooltip)),
6030                )
6031            })
6032            .when(tool_failed || command_failed, |header| {
6033                header.child(
6034                    div()
6035                        .id(("terminal-tool-error-code-indicator", terminal.entity_id()))
6036                        .child(
6037                            Icon::new(IconName::Close)
6038                                .size(IconSize::Small)
6039                                .color(Color::Error),
6040                        )
6041                        .when_some(output.and_then(|o| o.exit_status), |this, status| {
6042                            this.tooltip(Tooltip::text(format!(
6043                                "Exited with code {}",
6044                                status.code().unwrap_or(-1),
6045                            )))
6046                        }),
6047                )
6048            })
6049;
6050
6051        let terminal_view = self
6052            .entry_view_state
6053            .read(cx)
6054            .entry(entry_ix)
6055            .and_then(|entry| entry.terminal(terminal));
6056
6057        v_flex()
6058            .when(!is_subagent, |this| {
6059                this.my_1p5()
6060                    .mx_5()
6061                    .border_1()
6062                    .when(tool_failed || command_failed, |card| card.border_dashed())
6063                    .border_color(border_color)
6064                    .rounded_md()
6065            })
6066            .overflow_hidden()
6067            .child(
6068                v_flex()
6069                    .group(&header_group)
6070                    .bg(header_bg)
6071                    .text_xs()
6072                    .child(header)
6073                    .child(command_element),
6074            )
6075            .when(is_expanded && terminal_view.is_some(), |this| {
6076                this.child(
6077                    div()
6078                        .pt_2()
6079                        .border_t_1()
6080                        .when(tool_failed || command_failed, |card| card.border_dashed())
6081                        .border_color(border_color)
6082                        .bg(cx.theme().colors().editor_background)
6083                        .rounded_b_md()
6084                        .text_ui_sm(cx)
6085                        .h_full()
6086                        .children(terminal_view.map(|terminal_view| {
6087                            let element = if terminal_view
6088                                .read(cx)
6089                                .content_mode(window, cx)
6090                                .is_scrollable()
6091                            {
6092                                div().h_72().child(terminal_view).into_any_element()
6093                            } else {
6094                                terminal_view.into_any_element()
6095                            };
6096
6097                            div()
6098                                .on_action(cx.listener(|_this, _: &NewTerminal, window, cx| {
6099                                    window.dispatch_action(NewThread.boxed_clone(), cx);
6100                                    cx.stop_propagation();
6101                                }))
6102                                .child(element)
6103                                .into_any_element()
6104                        })),
6105                )
6106            })
6107            .when_some(confirmation_options, |this, options| {
6108                let is_first = self.is_first_tool_call(active_session_id, &tool_call.id, cx);
6109                this.child(self.render_permission_buttons(
6110                    self.id.clone(),
6111                    is_first,
6112                    options,
6113                    entry_ix,
6114                    tool_call.id.clone(),
6115                    focus_handle,
6116                    cx,
6117                ))
6118            })
6119            .into_any()
6120    }
6121
6122    fn is_first_tool_call(
6123        &self,
6124        active_session_id: &acp::SessionId,
6125        tool_call_id: &acp::ToolCallId,
6126        cx: &App,
6127    ) -> bool {
6128        self.conversation
6129            .read(cx)
6130            .pending_tool_call(active_session_id, cx)
6131            .map_or(false, |(pending_session_id, pending_tool_call_id, _)| {
6132                self.id == pending_session_id && tool_call_id == &pending_tool_call_id
6133            })
6134    }
6135
6136    fn render_any_tool_call(
6137        &self,
6138        active_session_id: &acp::SessionId,
6139        entry_ix: usize,
6140        tool_call: &ToolCall,
6141        focus_handle: &FocusHandle,
6142        is_subagent: bool,
6143        window: &Window,
6144        cx: &Context<Self>,
6145    ) -> Div {
6146        let has_terminals = tool_call.terminals().next().is_some();
6147
6148        div().w_full().map(|this| {
6149            if tool_call.is_subagent() {
6150                this.child(
6151                    self.render_subagent_tool_call(
6152                        active_session_id,
6153                        entry_ix,
6154                        tool_call,
6155                        tool_call
6156                            .subagent_session_info
6157                            .as_ref()
6158                            .map(|i| i.session_id.clone()),
6159                        focus_handle,
6160                        window,
6161                        cx,
6162                    ),
6163                )
6164            } else if has_terminals {
6165                this.children(tool_call.terminals().map(|terminal| {
6166                    self.render_terminal_tool_call(
6167                        active_session_id,
6168                        entry_ix,
6169                        terminal,
6170                        tool_call,
6171                        focus_handle,
6172                        is_subagent,
6173                        window,
6174                        cx,
6175                    )
6176                }))
6177            } else {
6178                this.child(self.render_tool_call(
6179                    active_session_id,
6180                    entry_ix,
6181                    tool_call,
6182                    focus_handle,
6183                    is_subagent,
6184                    window,
6185                    cx,
6186                ))
6187            }
6188        })
6189    }
6190
6191    fn render_tool_call(
6192        &self,
6193        active_session_id: &acp::SessionId,
6194        entry_ix: usize,
6195        tool_call: &ToolCall,
6196        focus_handle: &FocusHandle,
6197        is_subagent: bool,
6198        window: &Window,
6199        cx: &Context<Self>,
6200    ) -> Div {
6201        let has_location = tool_call.locations.len() == 1;
6202        let card_header_id = SharedString::from("inner-tool-call-header");
6203
6204        let failed_or_canceled = match &tool_call.status {
6205            ToolCallStatus::Rejected | ToolCallStatus::Canceled | ToolCallStatus::Failed => true,
6206            _ => false,
6207        };
6208
6209        let needs_confirmation = matches!(
6210            tool_call.status,
6211            ToolCallStatus::WaitingForConfirmation { .. }
6212        );
6213        let is_terminal_tool = matches!(tool_call.kind, acp::ToolKind::Execute);
6214
6215        let is_edit =
6216            matches!(tool_call.kind, acp::ToolKind::Edit) || tool_call.diffs().next().is_some();
6217
6218        let is_cancelled_edit = is_edit && matches!(tool_call.status, ToolCallStatus::Canceled);
6219        let (has_revealed_diff, tool_call_output_focus, tool_call_output_focus_handle) = tool_call
6220            .diffs()
6221            .next()
6222            .and_then(|diff| {
6223                let editor = self
6224                    .entry_view_state
6225                    .read(cx)
6226                    .entry(entry_ix)
6227                    .and_then(|entry| entry.editor_for_diff(diff))?;
6228                let has_revealed_diff = diff.read(cx).has_revealed_range(cx);
6229                let has_focus = editor.read(cx).is_focused(window);
6230                let focus_handle = editor.focus_handle(cx);
6231                Some((has_revealed_diff, has_focus, focus_handle))
6232            })
6233            .unwrap_or_else(|| (false, false, focus_handle.clone()));
6234
6235        let use_card_layout = needs_confirmation || is_edit || is_terminal_tool;
6236
6237        let has_image_content = tool_call.content.iter().any(|c| c.image().is_some());
6238        let is_collapsible = !tool_call.content.is_empty() && !needs_confirmation;
6239        let mut is_open = self.expanded_tool_calls.contains(&tool_call.id);
6240
6241        is_open |= needs_confirmation;
6242
6243        let should_show_raw_input = !is_terminal_tool && !is_edit && !has_image_content;
6244
6245        let input_output_header = |label: SharedString| {
6246            Label::new(label)
6247                .size(LabelSize::XSmall)
6248                .color(Color::Muted)
6249                .buffer_font(cx)
6250        };
6251
6252        let tool_output_display = if is_open {
6253            match &tool_call.status {
6254                ToolCallStatus::WaitingForConfirmation { options, .. } => v_flex()
6255                    .w_full()
6256                    .children(
6257                        tool_call
6258                            .content
6259                            .iter()
6260                            .enumerate()
6261                            .map(|(content_ix, content)| {
6262                                div()
6263                                    .child(self.render_tool_call_content(
6264                                        active_session_id,
6265                                        entry_ix,
6266                                        content,
6267                                        content_ix,
6268                                        tool_call,
6269                                        use_card_layout,
6270                                        has_image_content,
6271                                        failed_or_canceled,
6272                                        focus_handle,
6273                                        window,
6274                                        cx,
6275                                    ))
6276                                    .into_any_element()
6277                            }),
6278                    )
6279                    .when(should_show_raw_input, |this| {
6280                        let is_raw_input_expanded =
6281                            self.expanded_tool_call_raw_inputs.contains(&tool_call.id);
6282
6283                        let input_header = if is_raw_input_expanded {
6284                            "Raw Input:"
6285                        } else {
6286                            "View Raw Input"
6287                        };
6288
6289                        this.child(
6290                            v_flex()
6291                                .p_2()
6292                                .gap_1()
6293                                .border_t_1()
6294                                .border_color(self.tool_card_border_color(cx))
6295                                .child(
6296                                    h_flex()
6297                                        .id("disclosure_container")
6298                                        .pl_0p5()
6299                                        .gap_1()
6300                                        .justify_between()
6301                                        .rounded_xs()
6302                                        .hover(|s| s.bg(cx.theme().colors().element_hover))
6303                                        .child(input_output_header(input_header.into()))
6304                                        .child(
6305                                            Disclosure::new(
6306                                                ("raw-input-disclosure", entry_ix),
6307                                                is_raw_input_expanded,
6308                                            )
6309                                            .opened_icon(IconName::ChevronUp)
6310                                            .closed_icon(IconName::ChevronDown),
6311                                        )
6312                                        .on_click(cx.listener({
6313                                            let id = tool_call.id.clone();
6314
6315                                            move |this: &mut Self, _, _, cx| {
6316                                                if this.expanded_tool_call_raw_inputs.contains(&id)
6317                                                {
6318                                                    this.expanded_tool_call_raw_inputs.remove(&id);
6319                                                } else {
6320                                                    this.expanded_tool_call_raw_inputs
6321                                                        .insert(id.clone());
6322                                                }
6323                                                cx.notify();
6324                                            }
6325                                        })),
6326                                )
6327                                .when(is_raw_input_expanded, |this| {
6328                                    this.children(tool_call.raw_input_markdown.clone().map(
6329                                        |input| {
6330                                            self.render_markdown(
6331                                                input,
6332                                                MarkdownStyle::themed(
6333                                                    MarkdownFont::Agent,
6334                                                    window,
6335                                                    cx,
6336                                                ),
6337                                            )
6338                                        },
6339                                    ))
6340                                }),
6341                        )
6342                    })
6343                    .child(self.render_permission_buttons(
6344                        self.id.clone(),
6345                        self.is_first_tool_call(active_session_id, &tool_call.id, cx),
6346                        options,
6347                        entry_ix,
6348                        tool_call.id.clone(),
6349                        focus_handle,
6350                        cx,
6351                    ))
6352                    .into_any(),
6353                ToolCallStatus::Pending | ToolCallStatus::InProgress
6354                    if is_edit
6355                        && tool_call.content.is_empty()
6356                        && self.as_native_connection(cx).is_some() =>
6357                {
6358                    self.render_diff_loading(cx)
6359                }
6360                ToolCallStatus::Pending
6361                | ToolCallStatus::InProgress
6362                | ToolCallStatus::Completed
6363                | ToolCallStatus::Failed
6364                | ToolCallStatus::Canceled => v_flex()
6365                    .when(should_show_raw_input, |this| {
6366                        this.mt_1p5().w_full().child(
6367                            v_flex()
6368                                .ml(rems(0.4))
6369                                .px_3p5()
6370                                .pb_1()
6371                                .gap_1()
6372                                .border_l_1()
6373                                .border_color(self.tool_card_border_color(cx))
6374                                .child(input_output_header("Raw Input:".into()))
6375                                .children(tool_call.raw_input_markdown.clone().map(|input| {
6376                                    div().id(("tool-call-raw-input-markdown", entry_ix)).child(
6377                                        self.render_markdown(
6378                                            input,
6379                                            MarkdownStyle::themed(MarkdownFont::Agent, window, cx),
6380                                        ),
6381                                    )
6382                                }))
6383                                .child(input_output_header("Output:".into())),
6384                        )
6385                    })
6386                    .children(
6387                        tool_call
6388                            .content
6389                            .iter()
6390                            .enumerate()
6391                            .map(|(content_ix, content)| {
6392                                div().id(("tool-call-output", entry_ix)).child(
6393                                    self.render_tool_call_content(
6394                                        active_session_id,
6395                                        entry_ix,
6396                                        content,
6397                                        content_ix,
6398                                        tool_call,
6399                                        use_card_layout,
6400                                        has_image_content,
6401                                        failed_or_canceled,
6402                                        focus_handle,
6403                                        window,
6404                                        cx,
6405                                    ),
6406                                )
6407                            }),
6408                    )
6409                    .into_any(),
6410                ToolCallStatus::Rejected => Empty.into_any(),
6411            }
6412            .into()
6413        } else {
6414            None
6415        };
6416
6417        v_flex()
6418            .map(|this| {
6419                if is_subagent {
6420                    this
6421                } else if use_card_layout {
6422                    this.my_1p5()
6423                        .rounded_md()
6424                        .border_1()
6425                        .when(failed_or_canceled, |this| this.border_dashed())
6426                        .border_color(self.tool_card_border_color(cx))
6427                        .bg(cx.theme().colors().editor_background)
6428                        .overflow_hidden()
6429                } else {
6430                    this.my_1()
6431                }
6432            })
6433            .when(!is_subagent, |this| {
6434                this.map(|this| {
6435                    if has_location && !use_card_layout {
6436                        this.ml_4()
6437                    } else {
6438                        this.ml_5()
6439                    }
6440                })
6441                .mr_5()
6442            })
6443            .map(|this| {
6444                if is_terminal_tool {
6445                    let label_source = tool_call.label.read(cx).source();
6446                    this.child(self.render_collapsible_command(
6447                        card_header_id.clone(),
6448                        true,
6449                        label_source,
6450                        cx,
6451                    ))
6452                } else {
6453                    this.child(
6454                        h_flex()
6455                            .group(&card_header_id)
6456                            .relative()
6457                            .w_full()
6458                            .justify_between()
6459                            .when(use_card_layout, |this| {
6460                                this.p_0p5()
6461                                    .rounded_t(rems_from_px(5.))
6462                                    .bg(self.tool_card_header_bg(cx))
6463                            })
6464                            .child(self.render_tool_call_label(
6465                                entry_ix,
6466                                tool_call,
6467                                is_edit,
6468                                is_cancelled_edit,
6469                                has_revealed_diff,
6470                                use_card_layout,
6471                                window,
6472                                cx,
6473                            ))
6474                            .child(
6475                                h_flex()
6476                                    .when(is_collapsible || failed_or_canceled, |this| {
6477                                        let diff_for_discard = if has_revealed_diff
6478                                            && is_cancelled_edit
6479                                        {
6480                                            tool_call.diffs().next().cloned()
6481                                        } else {
6482                                            None
6483                                        };
6484
6485                                        this.child(
6486                                            h_flex()
6487                                                .pr_0p5()
6488                                                .gap_1()
6489                                                .when(is_collapsible, |this| {
6490                                                    this.child(
6491                                                        Disclosure::new(
6492                                                            ("expand-output", entry_ix),
6493                                                            is_open,
6494                                                        )
6495                                                        .opened_icon(IconName::ChevronUp)
6496                                                        .closed_icon(IconName::ChevronDown)
6497                                                        .visible_on_hover(&card_header_id)
6498                                                        .on_click(cx.listener({
6499                                                            let id = tool_call.id.clone();
6500                                                            move |this: &mut Self,
6501                                                                  _,
6502                                                                  _,
6503                                                                  cx: &mut Context<Self>| {
6504                                                                if is_open {
6505                                                                    this.expanded_tool_calls
6506                                                                        .remove(&id);
6507                                                                } else {
6508                                                                    this.expanded_tool_calls
6509                                                                        .insert(id.clone());
6510                                                                }
6511                                                                cx.notify();
6512                                                            }
6513                                                        })),
6514                                                    )
6515                                                })
6516                                                .when(failed_or_canceled, |this| {
6517                                                    if is_cancelled_edit && !has_revealed_diff {
6518                                                        this.child(
6519                                                            div()
6520                                                                .id(entry_ix)
6521                                                                .tooltip(Tooltip::text(
6522                                                                    "Interrupted Edit",
6523                                                                ))
6524                                                                .child(
6525                                                                    Icon::new(IconName::XCircle)
6526                                                                        .color(Color::Muted)
6527                                                                        .size(IconSize::Small),
6528                                                                ),
6529                                                        )
6530                                                    } else if is_cancelled_edit {
6531                                                        this
6532                                                    } else {
6533                                                        this.child(
6534                                                            Icon::new(IconName::Close)
6535                                                                .color(Color::Error)
6536                                                                .size(IconSize::Small),
6537                                                        )
6538                                                    }
6539                                                })
6540                                                .when_some(diff_for_discard, |this, diff| {
6541                                                    let tool_call_id = tool_call.id.clone();
6542                                                    let is_discarded = self
6543                                                        .discarded_partial_edits
6544                                                        .contains(&tool_call_id);
6545
6546                                                    this.when(!is_discarded, |this| {
6547                                                        this.child(
6548                                                            IconButton::new(
6549                                                                ("discard-partial-edit", entry_ix),
6550                                                                IconName::Undo,
6551                                                            )
6552                                                            .icon_size(IconSize::Small)
6553                                                            .tooltip(move |_, cx| {
6554                                                                Tooltip::with_meta(
6555                                                                    "Discard Interrupted Edit",
6556                                                                    None,
6557                                                                    "You can discard this interrupted partial edit and restore the original file content.",
6558                                                                    cx,
6559                                                                )
6560                                                            })
6561                                                            .on_click(cx.listener({
6562                                                                let tool_call_id =
6563                                                                    tool_call_id.clone();
6564                                                                move |this, _, _window, cx| {
6565                                                                    let diff_data = diff.read(cx);
6566                                                                    let base_text = diff_data
6567                                                                        .base_text()
6568                                                                        .clone();
6569                                                                    let buffer =
6570                                                                        diff_data.buffer().clone();
6571                                                                    buffer.update(
6572                                                                        cx,
6573                                                                        |buffer, cx| {
6574                                                                            buffer.set_text(
6575                                                                                base_text.as_ref(),
6576                                                                                cx,
6577                                                                            );
6578                                                                        },
6579                                                                    );
6580                                                                    this.discarded_partial_edits
6581                                                                        .insert(
6582                                                                            tool_call_id.clone(),
6583                                                                        );
6584                                                                    cx.notify();
6585                                                                }
6586                                                            })),
6587                                                        )
6588                                                    })
6589                                                }),
6590                                        )
6591                                    })
6592                                    .when(tool_call_output_focus, |this| {
6593                                        this.child(
6594                                            Button::new("open-file-button", "Open File")
6595                                                .style(ButtonStyle::Outlined)
6596                                                .label_size(LabelSize::Small)
6597                                                .key_binding(
6598                                                    KeyBinding::for_action_in(&OpenExcerpts, &tool_call_output_focus_handle, cx)
6599                                                        .map(|s| s.size(rems_from_px(12.))),
6600                                                )
6601                                                .on_click(|_, window, cx| {
6602                                                    window.dispatch_action(
6603                                                        Box::new(OpenExcerpts),
6604                                                        cx,
6605                                                    )
6606                                                }),
6607                                        )
6608                                    }),
6609                            )
6610
6611                    )
6612                }
6613            })
6614            .children(tool_output_display)
6615    }
6616
6617    fn render_permission_buttons(
6618        &self,
6619        session_id: acp::SessionId,
6620        is_first: bool,
6621        options: &PermissionOptions,
6622        entry_ix: usize,
6623        tool_call_id: acp::ToolCallId,
6624        focus_handle: &FocusHandle,
6625        cx: &Context<Self>,
6626    ) -> Div {
6627        match options {
6628            PermissionOptions::Flat(options) => self.render_permission_buttons_flat(
6629                session_id,
6630                is_first,
6631                options,
6632                entry_ix,
6633                tool_call_id,
6634                focus_handle,
6635                cx,
6636            ),
6637            PermissionOptions::Dropdown(choices) => self.render_permission_buttons_with_dropdown(
6638                is_first,
6639                choices,
6640                None,
6641                entry_ix,
6642                tool_call_id,
6643                focus_handle,
6644                cx,
6645            ),
6646            PermissionOptions::DropdownWithPatterns {
6647                choices,
6648                patterns,
6649                tool_name,
6650            } => self.render_permission_buttons_with_dropdown(
6651                is_first,
6652                choices,
6653                Some((patterns, tool_name)),
6654                entry_ix,
6655                tool_call_id,
6656                focus_handle,
6657                cx,
6658            ),
6659        }
6660    }
6661
6662    fn render_permission_buttons_with_dropdown(
6663        &self,
6664        is_first: bool,
6665        choices: &[PermissionOptionChoice],
6666        patterns: Option<(&[PermissionPattern], &str)>,
6667        entry_ix: usize,
6668        tool_call_id: acp::ToolCallId,
6669        focus_handle: &FocusHandle,
6670        cx: &Context<Self>,
6671    ) -> Div {
6672        let selection = self.permission_selections.get(&tool_call_id);
6673
6674        let selected_index = selection
6675            .and_then(|s| s.choice_index())
6676            .unwrap_or_else(|| choices.len().saturating_sub(1));
6677
6678        let dropdown_label: SharedString =
6679            if matches!(selection, Some(PermissionSelection::SelectedPatterns(_))) {
6680                "Always for selected commands".into()
6681            } else {
6682                choices
6683                    .get(selected_index)
6684                    .or(choices.last())
6685                    .map(|choice| choice.label())
6686                    .unwrap_or_else(|| "Only this time".into())
6687            };
6688
6689        let dropdown = if let Some((pattern_list, tool_name)) = patterns {
6690            self.render_permission_granularity_dropdown_with_patterns(
6691                choices,
6692                pattern_list,
6693                tool_name,
6694                dropdown_label,
6695                entry_ix,
6696                tool_call_id.clone(),
6697                is_first,
6698                cx,
6699            )
6700        } else {
6701            self.render_permission_granularity_dropdown(
6702                choices,
6703                dropdown_label,
6704                entry_ix,
6705                tool_call_id.clone(),
6706                selected_index,
6707                is_first,
6708                cx,
6709            )
6710        };
6711
6712        h_flex()
6713            .w_full()
6714            .p_1()
6715            .gap_2()
6716            .justify_between()
6717            .border_t_1()
6718            .border_color(self.tool_card_border_color(cx))
6719            .child(
6720                h_flex()
6721                    .gap_0p5()
6722                    .child(
6723                        Button::new(("allow-btn", entry_ix), "Allow")
6724                            .start_icon(
6725                                Icon::new(IconName::Check)
6726                                    .size(IconSize::XSmall)
6727                                    .color(Color::Success),
6728                            )
6729                            .label_size(LabelSize::Small)
6730                            .when(is_first, |this| {
6731                                this.key_binding(
6732                                    KeyBinding::for_action_in(
6733                                        &AllowOnce as &dyn Action,
6734                                        focus_handle,
6735                                        cx,
6736                                    )
6737                                    .map(|kb| kb.size(rems_from_px(12.))),
6738                                )
6739                            })
6740                            .on_click(cx.listener({
6741                                move |this, _, window, cx| {
6742                                    this.authorize_pending_with_granularity(true, window, cx);
6743                                }
6744                            })),
6745                    )
6746                    .child(
6747                        Button::new(("deny-btn", entry_ix), "Deny")
6748                            .start_icon(
6749                                Icon::new(IconName::Close)
6750                                    .size(IconSize::XSmall)
6751                                    .color(Color::Error),
6752                            )
6753                            .label_size(LabelSize::Small)
6754                            .when(is_first, |this| {
6755                                this.key_binding(
6756                                    KeyBinding::for_action_in(
6757                                        &RejectOnce as &dyn Action,
6758                                        focus_handle,
6759                                        cx,
6760                                    )
6761                                    .map(|kb| kb.size(rems_from_px(12.))),
6762                                )
6763                            })
6764                            .on_click(cx.listener({
6765                                move |this, _, window, cx| {
6766                                    this.authorize_pending_with_granularity(false, window, cx);
6767                                }
6768                            })),
6769                    ),
6770            )
6771            .child(dropdown)
6772    }
6773
6774    fn render_permission_granularity_dropdown(
6775        &self,
6776        choices: &[PermissionOptionChoice],
6777        current_label: SharedString,
6778        entry_ix: usize,
6779        tool_call_id: acp::ToolCallId,
6780        selected_index: usize,
6781        is_first: bool,
6782        cx: &Context<Self>,
6783    ) -> AnyElement {
6784        let menu_options: Vec<(usize, SharedString)> = choices
6785            .iter()
6786            .enumerate()
6787            .map(|(i, choice)| (i, choice.label()))
6788            .collect();
6789
6790        let permission_dropdown_handle = self.permission_dropdown_handle.clone();
6791
6792        PopoverMenu::new(("permission-granularity", entry_ix))
6793            .with_handle(permission_dropdown_handle)
6794            .trigger(
6795                Button::new(("granularity-trigger", entry_ix), current_label)
6796                    .end_icon(
6797                        Icon::new(IconName::ChevronDown)
6798                            .size(IconSize::XSmall)
6799                            .color(Color::Muted),
6800                    )
6801                    .label_size(LabelSize::Small)
6802                    .when(is_first, |this| {
6803                        this.key_binding(
6804                            KeyBinding::for_action_in(
6805                                &crate::OpenPermissionDropdown as &dyn Action,
6806                                &self.focus_handle(cx),
6807                                cx,
6808                            )
6809                            .map(|kb| kb.size(rems_from_px(12.))),
6810                        )
6811                    }),
6812            )
6813            .menu(move |window, cx| {
6814                let tool_call_id = tool_call_id.clone();
6815                let options = menu_options.clone();
6816
6817                Some(ContextMenu::build(window, cx, move |mut menu, _, _| {
6818                    for (index, display_name) in options.iter() {
6819                        let display_name = display_name.clone();
6820                        let index = *index;
6821                        let tool_call_id_for_entry = tool_call_id.clone();
6822                        let is_selected = index == selected_index;
6823                        menu = menu.toggleable_entry(
6824                            display_name,
6825                            is_selected,
6826                            IconPosition::End,
6827                            None,
6828                            move |window, cx| {
6829                                window.dispatch_action(
6830                                    SelectPermissionGranularity {
6831                                        tool_call_id: tool_call_id_for_entry.0.to_string(),
6832                                        index,
6833                                    }
6834                                    .boxed_clone(),
6835                                    cx,
6836                                );
6837                            },
6838                        );
6839                    }
6840
6841                    menu
6842                }))
6843            })
6844            .into_any_element()
6845    }
6846
6847    fn render_permission_granularity_dropdown_with_patterns(
6848        &self,
6849        choices: &[PermissionOptionChoice],
6850        patterns: &[PermissionPattern],
6851        _tool_name: &str,
6852        current_label: SharedString,
6853        entry_ix: usize,
6854        tool_call_id: acp::ToolCallId,
6855        is_first: bool,
6856        cx: &Context<Self>,
6857    ) -> AnyElement {
6858        let default_choice_index = choices.len().saturating_sub(1);
6859        let menu_options: Vec<(usize, SharedString)> = choices
6860            .iter()
6861            .enumerate()
6862            .map(|(i, choice)| (i, choice.label()))
6863            .collect();
6864
6865        let pattern_options: Vec<(usize, SharedString)> = patterns
6866            .iter()
6867            .enumerate()
6868            .map(|(i, cp)| {
6869                (
6870                    i,
6871                    SharedString::from(format!("Always for `{}` commands", cp.display_name)),
6872                )
6873            })
6874            .collect();
6875
6876        let pattern_count = patterns.len();
6877        let permission_dropdown_handle = self.permission_dropdown_handle.clone();
6878        let view = cx.entity().downgrade();
6879
6880        PopoverMenu::new(("permission-granularity", entry_ix))
6881            .with_handle(permission_dropdown_handle.clone())
6882            .anchor(Corner::TopRight)
6883            .attach(Corner::BottomRight)
6884            .trigger(
6885                Button::new(("granularity-trigger", entry_ix), current_label)
6886                    .end_icon(
6887                        Icon::new(IconName::ChevronDown)
6888                            .size(IconSize::XSmall)
6889                            .color(Color::Muted),
6890                    )
6891                    .label_size(LabelSize::Small)
6892                    .when(is_first, |this| {
6893                        this.key_binding(
6894                            KeyBinding::for_action_in(
6895                                &crate::OpenPermissionDropdown as &dyn Action,
6896                                &self.focus_handle(cx),
6897                                cx,
6898                            )
6899                            .map(|kb| kb.size(rems_from_px(12.))),
6900                        )
6901                    }),
6902            )
6903            .menu(move |window, cx| {
6904                let tool_call_id = tool_call_id.clone();
6905                let options = menu_options.clone();
6906                let patterns = pattern_options.clone();
6907                let view = view.clone();
6908                let dropdown_handle = permission_dropdown_handle.clone();
6909
6910                Some(ContextMenu::build_persistent(
6911                    window,
6912                    cx,
6913                    move |menu, _window, cx| {
6914                        let mut menu = menu;
6915
6916                        // Read fresh selection state from the view on each rebuild.
6917                        let selection: Option<PermissionSelection> = view.upgrade().and_then(|v| {
6918                            let view = v.read(cx);
6919                            view.permission_selections.get(&tool_call_id).cloned()
6920                        });
6921
6922                        let is_pattern_mode =
6923                            matches!(selection, Some(PermissionSelection::SelectedPatterns(_)));
6924
6925                        // Granularity choices: "Always for terminal", "Only this time"
6926                        for (index, display_name) in options.iter() {
6927                            let display_name = display_name.clone();
6928                            let index = *index;
6929                            let tool_call_id_for_entry = tool_call_id.clone();
6930                            let is_selected = !is_pattern_mode
6931                                && selection
6932                                    .as_ref()
6933                                    .and_then(|s| s.choice_index())
6934                                    .map_or(index == default_choice_index, |ci| ci == index);
6935
6936                            let view = view.clone();
6937                            menu = menu.toggleable_entry(
6938                                display_name,
6939                                is_selected,
6940                                IconPosition::End,
6941                                None,
6942                                move |_window, cx| {
6943                                    view.update(cx, |this, cx| {
6944                                        this.permission_selections.insert(
6945                                            tool_call_id_for_entry.clone(),
6946                                            PermissionSelection::Choice(index),
6947                                        );
6948                                        cx.notify();
6949                                    })
6950                                    .log_err();
6951                                },
6952                            );
6953                        }
6954
6955                        menu = menu.separator().header("Select Options…");
6956
6957                        for (pattern_index, label) in patterns.iter() {
6958                            let label = label.clone();
6959                            let pattern_index = *pattern_index;
6960                            let tool_call_id_for_pattern = tool_call_id.clone();
6961                            let is_checked = selection
6962                                .as_ref()
6963                                .is_some_and(|s| s.is_pattern_checked(pattern_index));
6964
6965                            let view = view.clone();
6966                            menu = menu.toggleable_entry(
6967                                label,
6968                                is_checked,
6969                                IconPosition::End,
6970                                None,
6971                                move |_window, cx| {
6972                                    view.update(cx, |this, cx| {
6973                                        let selection = this
6974                                            .permission_selections
6975                                            .get_mut(&tool_call_id_for_pattern);
6976
6977                                        match selection {
6978                                            Some(PermissionSelection::SelectedPatterns(_)) => {
6979                                                // Already in pattern mode — toggle.
6980                                                this.permission_selections
6981                                                    .get_mut(&tool_call_id_for_pattern)
6982                                                    .expect("just matched above")
6983                                                    .toggle_pattern(pattern_index);
6984                                            }
6985                                            _ => {
6986                                                // First click: activate pattern mode
6987                                                // with all patterns checked.
6988                                                this.permission_selections.insert(
6989                                                    tool_call_id_for_pattern.clone(),
6990                                                    PermissionSelection::SelectedPatterns(
6991                                                        (0..pattern_count).collect(),
6992                                                    ),
6993                                                );
6994                                            }
6995                                        }
6996                                        cx.notify();
6997                                    })
6998                                    .log_err();
6999                                },
7000                            );
7001                        }
7002
7003                        let any_patterns_checked = selection
7004                            .as_ref()
7005                            .is_some_and(|s| s.has_any_checked_patterns());
7006                        let dropdown_handle = dropdown_handle.clone();
7007                        menu = menu.custom_row(move |_window, _cx| {
7008                            div()
7009                                .py_1()
7010                                .w_full()
7011                                .child(
7012                                    Button::new("apply-patterns", "Apply")
7013                                        .full_width()
7014                                        .style(ButtonStyle::Outlined)
7015                                        .label_size(LabelSize::Small)
7016                                        .disabled(!any_patterns_checked)
7017                                        .on_click({
7018                                            let dropdown_handle = dropdown_handle.clone();
7019                                            move |_event, _window, cx| {
7020                                                dropdown_handle.hide(cx);
7021                                            }
7022                                        }),
7023                                )
7024                                .into_any_element()
7025                        });
7026
7027                        menu
7028                    },
7029                ))
7030            })
7031            .into_any_element()
7032    }
7033
7034    fn render_permission_buttons_flat(
7035        &self,
7036        session_id: acp::SessionId,
7037        is_first: bool,
7038        options: &[acp::PermissionOption],
7039        entry_ix: usize,
7040        tool_call_id: acp::ToolCallId,
7041        focus_handle: &FocusHandle,
7042        cx: &Context<Self>,
7043    ) -> Div {
7044        let mut seen_kinds: ArrayVec<acp::PermissionOptionKind, 3, u8> = ArrayVec::new();
7045
7046        div()
7047            .p_1()
7048            .border_t_1()
7049            .border_color(self.tool_card_border_color(cx))
7050            .w_full()
7051            .v_flex()
7052            .gap_0p5()
7053            .children(options.iter().map(move |option| {
7054                let option_id = SharedString::from(option.option_id.0.clone());
7055                Button::new((option_id, entry_ix), option.name.clone())
7056                    .map(|this| {
7057                        let (icon, action) = match option.kind {
7058                            acp::PermissionOptionKind::AllowOnce => (
7059                                Icon::new(IconName::Check)
7060                                    .size(IconSize::XSmall)
7061                                    .color(Color::Success),
7062                                Some(&AllowOnce as &dyn Action),
7063                            ),
7064                            acp::PermissionOptionKind::AllowAlways => (
7065                                Icon::new(IconName::CheckDouble)
7066                                    .size(IconSize::XSmall)
7067                                    .color(Color::Success),
7068                                Some(&AllowAlways as &dyn Action),
7069                            ),
7070                            acp::PermissionOptionKind::RejectOnce => (
7071                                Icon::new(IconName::Close)
7072                                    .size(IconSize::XSmall)
7073                                    .color(Color::Error),
7074                                Some(&RejectOnce as &dyn Action),
7075                            ),
7076                            acp::PermissionOptionKind::RejectAlways | _ => (
7077                                Icon::new(IconName::Close)
7078                                    .size(IconSize::XSmall)
7079                                    .color(Color::Error),
7080                                None,
7081                            ),
7082                        };
7083
7084                        let this = this.start_icon(icon);
7085
7086                        let Some(action) = action else {
7087                            return this;
7088                        };
7089
7090                        if !is_first || seen_kinds.contains(&option.kind) {
7091                            return this;
7092                        }
7093
7094                        seen_kinds.push(option.kind).unwrap();
7095
7096                        this.key_binding(
7097                            KeyBinding::for_action_in(action, focus_handle, cx)
7098                                .map(|kb| kb.size(rems_from_px(12.))),
7099                        )
7100                    })
7101                    .label_size(LabelSize::Small)
7102                    .on_click(cx.listener({
7103                        let session_id = session_id.clone();
7104                        let tool_call_id = tool_call_id.clone();
7105                        let option_id = option.option_id.clone();
7106                        let option_kind = option.kind;
7107                        move |this, _, window, cx| {
7108                            this.authorize_tool_call(
7109                                session_id.clone(),
7110                                tool_call_id.clone(),
7111                                SelectedPermissionOutcome::new(option_id.clone(), option_kind),
7112                                window,
7113                                cx,
7114                            );
7115                        }
7116                    }))
7117            }))
7118    }
7119
7120    fn render_diff_loading(&self, cx: &Context<Self>) -> AnyElement {
7121        let bar = |n: u64, width_class: &str| {
7122            let bg_color = cx.theme().colors().element_active;
7123            let base = h_flex().h_1().rounded_full();
7124
7125            let modified = match width_class {
7126                "w_4_5" => base.w_3_4(),
7127                "w_1_4" => base.w_1_4(),
7128                "w_2_4" => base.w_2_4(),
7129                "w_3_5" => base.w_3_5(),
7130                "w_2_5" => base.w_2_5(),
7131                _ => base.w_1_2(),
7132            };
7133
7134            modified.with_animation(
7135                ElementId::Integer(n),
7136                Animation::new(Duration::from_secs(2)).repeat(),
7137                move |tab, delta| {
7138                    let delta = (delta - 0.15 * n as f32) / 0.7;
7139                    let delta = 1.0 - (0.5 - delta).abs() * 2.;
7140                    let delta = ease_in_out(delta.clamp(0., 1.));
7141                    let delta = 0.1 + 0.9 * delta;
7142
7143                    tab.bg(bg_color.opacity(delta))
7144                },
7145            )
7146        };
7147
7148        v_flex()
7149            .p_3()
7150            .gap_1()
7151            .rounded_b_md()
7152            .bg(cx.theme().colors().editor_background)
7153            .child(bar(0, "w_4_5"))
7154            .child(bar(1, "w_1_4"))
7155            .child(bar(2, "w_2_4"))
7156            .child(bar(3, "w_3_5"))
7157            .child(bar(4, "w_2_5"))
7158            .into_any_element()
7159    }
7160
7161    fn render_tool_call_label(
7162        &self,
7163        entry_ix: usize,
7164        tool_call: &ToolCall,
7165        is_edit: bool,
7166        has_failed: bool,
7167        has_revealed_diff: bool,
7168        use_card_layout: bool,
7169        window: &Window,
7170        cx: &Context<Self>,
7171    ) -> Div {
7172        let has_location = tool_call.locations.len() == 1;
7173        let is_file = tool_call.kind == acp::ToolKind::Edit && has_location;
7174        let is_subagent_tool_call = tool_call.is_subagent();
7175
7176        let file_icon = if has_location {
7177            FileIcons::get_icon(&tool_call.locations[0].path, cx)
7178                .map(|from_path| Icon::from_path(from_path).color(Color::Muted))
7179                .unwrap_or(Icon::new(IconName::ToolPencil).color(Color::Muted))
7180        } else {
7181            Icon::new(IconName::ToolPencil).color(Color::Muted)
7182        };
7183
7184        let tool_icon = if is_file && has_failed && has_revealed_diff {
7185            div()
7186                .id(entry_ix)
7187                .tooltip(Tooltip::text("Interrupted Edit"))
7188                .child(DecoratedIcon::new(
7189                    file_icon,
7190                    Some(
7191                        IconDecoration::new(
7192                            IconDecorationKind::Triangle,
7193                            self.tool_card_header_bg(cx),
7194                            cx,
7195                        )
7196                        .color(cx.theme().status().warning)
7197                        .position(gpui::Point {
7198                            x: px(-2.),
7199                            y: px(-2.),
7200                        }),
7201                    ),
7202                ))
7203                .into_any_element()
7204        } else if is_file {
7205            div().child(file_icon).into_any_element()
7206        } else if is_subagent_tool_call {
7207            Icon::new(self.agent_icon)
7208                .size(IconSize::Small)
7209                .color(Color::Muted)
7210                .into_any_element()
7211        } else {
7212            Icon::new(match tool_call.kind {
7213                acp::ToolKind::Read => IconName::ToolSearch,
7214                acp::ToolKind::Edit => IconName::ToolPencil,
7215                acp::ToolKind::Delete => IconName::ToolDeleteFile,
7216                acp::ToolKind::Move => IconName::ArrowRightLeft,
7217                acp::ToolKind::Search => IconName::ToolSearch,
7218                acp::ToolKind::Execute => IconName::ToolTerminal,
7219                acp::ToolKind::Think => IconName::ToolThink,
7220                acp::ToolKind::Fetch => IconName::ToolWeb,
7221                acp::ToolKind::SwitchMode => IconName::ArrowRightLeft,
7222                acp::ToolKind::Other | _ => IconName::ToolHammer,
7223            })
7224            .size(IconSize::Small)
7225            .color(Color::Muted)
7226            .into_any_element()
7227        };
7228
7229        let gradient_overlay = {
7230            div()
7231                .absolute()
7232                .top_0()
7233                .right_0()
7234                .w_12()
7235                .h_full()
7236                .map(|this| {
7237                    if use_card_layout {
7238                        this.bg(linear_gradient(
7239                            90.,
7240                            linear_color_stop(self.tool_card_header_bg(cx), 1.),
7241                            linear_color_stop(self.tool_card_header_bg(cx).opacity(0.2), 0.),
7242                        ))
7243                    } else {
7244                        this.bg(linear_gradient(
7245                            90.,
7246                            linear_color_stop(cx.theme().colors().panel_background, 1.),
7247                            linear_color_stop(
7248                                cx.theme().colors().panel_background.opacity(0.2),
7249                                0.,
7250                            ),
7251                        ))
7252                    }
7253                })
7254        };
7255
7256        h_flex()
7257            .relative()
7258            .w_full()
7259            .h(window.line_height() - px(2.))
7260            .text_size(self.tool_name_font_size())
7261            .gap_1p5()
7262            .when(has_location || use_card_layout, |this| this.px_1())
7263            .when(has_location, |this| {
7264                this.cursor(CursorStyle::PointingHand)
7265                    .rounded(rems_from_px(3.)) // Concentric border radius
7266                    .hover(|s| s.bg(cx.theme().colors().element_hover.opacity(0.5)))
7267            })
7268            .overflow_hidden()
7269            .child(tool_icon)
7270            .child(if has_location {
7271                h_flex()
7272                    .id(("open-tool-call-location", entry_ix))
7273                    .w_full()
7274                    .map(|this| {
7275                        if use_card_layout {
7276                            this.text_color(cx.theme().colors().text)
7277                        } else {
7278                            this.text_color(cx.theme().colors().text_muted)
7279                        }
7280                    })
7281                    .child(
7282                        self.render_markdown(
7283                            tool_call.label.clone(),
7284                            MarkdownStyle {
7285                                prevent_mouse_interaction: true,
7286                                ..MarkdownStyle::themed(MarkdownFont::Agent, window, cx)
7287                                    .with_muted_text(cx)
7288                            },
7289                        ),
7290                    )
7291                    .tooltip(Tooltip::text("Go to File"))
7292                    .on_click(cx.listener(move |this, _, window, cx| {
7293                        this.open_tool_call_location(entry_ix, 0, window, cx);
7294                    }))
7295                    .into_any_element()
7296            } else {
7297                h_flex()
7298                    .w_full()
7299                    .child(self.render_markdown(
7300                        tool_call.label.clone(),
7301                        MarkdownStyle::themed(MarkdownFont::Agent, window, cx).with_muted_text(cx),
7302                    ))
7303                    .into_any()
7304            })
7305            .when(!is_edit, |this| this.child(gradient_overlay))
7306    }
7307
7308    fn open_tool_call_location(
7309        &self,
7310        entry_ix: usize,
7311        location_ix: usize,
7312        window: &mut Window,
7313        cx: &mut Context<Self>,
7314    ) -> Option<()> {
7315        let (tool_call_location, agent_location) = self
7316            .thread
7317            .read(cx)
7318            .entries()
7319            .get(entry_ix)?
7320            .location(location_ix)?;
7321
7322        let project_path = self
7323            .project
7324            .upgrade()?
7325            .read(cx)
7326            .find_project_path(&tool_call_location.path, cx)?;
7327
7328        let open_task = self
7329            .workspace
7330            .update(cx, |workspace, cx| {
7331                workspace.open_path(project_path, None, true, window, cx)
7332            })
7333            .log_err()?;
7334        window
7335            .spawn(cx, async move |cx| {
7336                let item = open_task.await?;
7337
7338                let Some(active_editor) = item.downcast::<Editor>() else {
7339                    return anyhow::Ok(());
7340                };
7341
7342                active_editor.update_in(cx, |editor, window, cx| {
7343                    let snapshot = editor.buffer().read(cx).snapshot(cx);
7344                    if snapshot.as_singleton().is_some()
7345                        && let Some(anchor) = snapshot.anchor_in_excerpt(agent_location.position)
7346                    {
7347                        editor.change_selections(Default::default(), window, cx, |selections| {
7348                            selections.select_anchor_ranges([anchor..anchor]);
7349                        })
7350                    } else {
7351                        let row = tool_call_location.line.unwrap_or_default();
7352                        editor.change_selections(Default::default(), window, cx, |selections| {
7353                            selections.select_ranges([Point::new(row, 0)..Point::new(row, 0)]);
7354                        })
7355                    }
7356                })?;
7357
7358                anyhow::Ok(())
7359            })
7360            .detach_and_log_err(cx);
7361
7362        None
7363    }
7364
7365    fn render_tool_call_content(
7366        &self,
7367        session_id: &acp::SessionId,
7368        entry_ix: usize,
7369        content: &ToolCallContent,
7370        context_ix: usize,
7371        tool_call: &ToolCall,
7372        card_layout: bool,
7373        is_image_tool_call: bool,
7374        has_failed: bool,
7375        focus_handle: &FocusHandle,
7376        window: &Window,
7377        cx: &Context<Self>,
7378    ) -> AnyElement {
7379        match content {
7380            ToolCallContent::ContentBlock(content) => {
7381                if let Some(resource_link) = content.resource_link() {
7382                    self.render_resource_link(resource_link, cx)
7383                } else if let Some(markdown) = content.markdown() {
7384                    self.render_markdown_output(
7385                        markdown.clone(),
7386                        tool_call.id.clone(),
7387                        context_ix,
7388                        card_layout,
7389                        window,
7390                        cx,
7391                    )
7392                } else if let Some(image) = content.image() {
7393                    let location = tool_call.locations.first().cloned();
7394                    self.render_image_output(
7395                        entry_ix,
7396                        image.clone(),
7397                        location,
7398                        card_layout,
7399                        is_image_tool_call,
7400                        cx,
7401                    )
7402                } else {
7403                    Empty.into_any_element()
7404                }
7405            }
7406            ToolCallContent::Diff(diff) => {
7407                self.render_diff_editor(entry_ix, diff, tool_call, has_failed, cx)
7408            }
7409            ToolCallContent::Terminal(terminal) => self.render_terminal_tool_call(
7410                session_id,
7411                entry_ix,
7412                terminal,
7413                tool_call,
7414                focus_handle,
7415                false,
7416                window,
7417                cx,
7418            ),
7419        }
7420    }
7421
7422    fn render_resource_link(
7423        &self,
7424        resource_link: &acp::ResourceLink,
7425        cx: &Context<Self>,
7426    ) -> AnyElement {
7427        let uri: SharedString = resource_link.uri.clone().into();
7428        let is_file = resource_link.uri.strip_prefix("file://");
7429
7430        let Some(project) = self.project.upgrade() else {
7431            return Empty.into_any_element();
7432        };
7433
7434        let label: SharedString = if let Some(abs_path) = is_file {
7435            if let Some(project_path) = project
7436                .read(cx)
7437                .project_path_for_absolute_path(&Path::new(abs_path), cx)
7438                && let Some(worktree) = project
7439                    .read(cx)
7440                    .worktree_for_id(project_path.worktree_id, cx)
7441            {
7442                worktree
7443                    .read(cx)
7444                    .full_path(&project_path.path)
7445                    .to_string_lossy()
7446                    .to_string()
7447                    .into()
7448            } else {
7449                abs_path.to_string().into()
7450            }
7451        } else {
7452            uri.clone()
7453        };
7454
7455        let button_id = SharedString::from(format!("item-{}", uri));
7456
7457        div()
7458            .ml(rems(0.4))
7459            .pl_2p5()
7460            .border_l_1()
7461            .border_color(self.tool_card_border_color(cx))
7462            .overflow_hidden()
7463            .child(
7464                Button::new(button_id, label)
7465                    .label_size(LabelSize::Small)
7466                    .color(Color::Muted)
7467                    .truncate(true)
7468                    .when(is_file.is_none(), |this| {
7469                        this.end_icon(
7470                            Icon::new(IconName::ArrowUpRight)
7471                                .size(IconSize::XSmall)
7472                                .color(Color::Muted),
7473                        )
7474                    })
7475                    .on_click(cx.listener({
7476                        let workspace = self.workspace.clone();
7477                        move |_, _, window, cx: &mut Context<Self>| {
7478                            open_link(uri.clone(), &workspace, window, cx);
7479                        }
7480                    })),
7481            )
7482            .into_any_element()
7483    }
7484
7485    fn render_diff_editor(
7486        &self,
7487        entry_ix: usize,
7488        diff: &Entity<acp_thread::Diff>,
7489        tool_call: &ToolCall,
7490        has_failed: bool,
7491        cx: &Context<Self>,
7492    ) -> AnyElement {
7493        let tool_progress = matches!(
7494            &tool_call.status,
7495            ToolCallStatus::InProgress | ToolCallStatus::Pending
7496        );
7497
7498        let revealed_diff_editor = if let Some(entry) =
7499            self.entry_view_state.read(cx).entry(entry_ix)
7500            && let Some(editor) = entry.editor_for_diff(diff)
7501            && diff.read(cx).has_revealed_range(cx)
7502        {
7503            Some(editor)
7504        } else {
7505            None
7506        };
7507
7508        let show_top_border = !has_failed || revealed_diff_editor.is_some();
7509
7510        v_flex()
7511            .h_full()
7512            .when(show_top_border, |this| {
7513                this.border_t_1()
7514                    .when(has_failed, |this| this.border_dashed())
7515                    .border_color(self.tool_card_border_color(cx))
7516            })
7517            .child(if let Some(editor) = revealed_diff_editor {
7518                editor.into_any_element()
7519            } else if tool_progress && self.as_native_connection(cx).is_some() {
7520                self.render_diff_loading(cx)
7521            } else {
7522                Empty.into_any()
7523            })
7524            .into_any()
7525    }
7526
7527    fn render_markdown_output(
7528        &self,
7529        markdown: Entity<Markdown>,
7530        tool_call_id: acp::ToolCallId,
7531        context_ix: usize,
7532        card_layout: bool,
7533        window: &Window,
7534        cx: &Context<Self>,
7535    ) -> AnyElement {
7536        let button_id = SharedString::from(format!("tool_output-{:?}", tool_call_id));
7537
7538        v_flex()
7539            .gap_2()
7540            .map(|this| {
7541                if card_layout {
7542                    this.p_2().when(context_ix > 0, |this| {
7543                        this.border_t_1()
7544                            .border_color(self.tool_card_border_color(cx))
7545                    })
7546                } else {
7547                    this.ml(rems(0.4))
7548                        .px_3p5()
7549                        .border_l_1()
7550                        .border_color(self.tool_card_border_color(cx))
7551                }
7552            })
7553            .text_xs()
7554            .text_color(cx.theme().colors().text_muted)
7555            .child(self.render_markdown(
7556                markdown,
7557                MarkdownStyle::themed(MarkdownFont::Agent, window, cx),
7558            ))
7559            .when(!card_layout, |this| {
7560                this.child(
7561                    IconButton::new(button_id, IconName::ChevronUp)
7562                        .full_width()
7563                        .style(ButtonStyle::Outlined)
7564                        .icon_color(Color::Muted)
7565                        .on_click(cx.listener({
7566                            move |this: &mut Self, _, _, cx: &mut Context<Self>| {
7567                                this.expanded_tool_calls.remove(&tool_call_id);
7568                                cx.notify();
7569                            }
7570                        })),
7571                )
7572            })
7573            .into_any_element()
7574    }
7575
7576    fn render_image_output(
7577        &self,
7578        entry_ix: usize,
7579        image: Arc<gpui::Image>,
7580        location: Option<acp::ToolCallLocation>,
7581        card_layout: bool,
7582        show_dimensions: bool,
7583        cx: &Context<Self>,
7584    ) -> AnyElement {
7585        let dimensions_label = if show_dimensions {
7586            let format_name = match image.format() {
7587                gpui::ImageFormat::Png => "PNG",
7588                gpui::ImageFormat::Jpeg => "JPEG",
7589                gpui::ImageFormat::Webp => "WebP",
7590                gpui::ImageFormat::Gif => "GIF",
7591                gpui::ImageFormat::Svg => "SVG",
7592                gpui::ImageFormat::Bmp => "BMP",
7593                gpui::ImageFormat::Tiff => "TIFF",
7594                gpui::ImageFormat::Ico => "ICO",
7595            };
7596            let dimensions = image::ImageReader::new(std::io::Cursor::new(image.bytes()))
7597                .with_guessed_format()
7598                .ok()
7599                .and_then(|reader| reader.into_dimensions().ok());
7600            dimensions.map(|(w, h)| format!("{}×{} {}", w, h, format_name))
7601        } else {
7602            None
7603        };
7604
7605        v_flex()
7606            .gap_2()
7607            .map(|this| {
7608                if card_layout {
7609                    this
7610                } else {
7611                    this.ml(rems(0.4))
7612                        .px_3p5()
7613                        .border_l_1()
7614                        .border_color(self.tool_card_border_color(cx))
7615                }
7616            })
7617            .when(dimensions_label.is_some() || location.is_some(), |this| {
7618                this.child(
7619                    h_flex()
7620                        .w_full()
7621                        .justify_between()
7622                        .items_center()
7623                        .children(dimensions_label.map(|label| {
7624                            Label::new(label)
7625                                .size(LabelSize::XSmall)
7626                                .color(Color::Muted)
7627                                .buffer_font(cx)
7628                        }))
7629                        .when_some(location, |this, _loc| {
7630                            this.child(
7631                                Button::new(("go-to-file", entry_ix), "Go to File")
7632                                    .label_size(LabelSize::Small)
7633                                    .on_click(cx.listener(move |this, _, window, cx| {
7634                                        this.open_tool_call_location(entry_ix, 0, window, cx);
7635                                    })),
7636                            )
7637                        }),
7638                )
7639            })
7640            .child(
7641                img(image)
7642                    .max_w_96()
7643                    .max_h_96()
7644                    .object_fit(ObjectFit::ScaleDown),
7645            )
7646            .into_any_element()
7647    }
7648
7649    fn render_subagent_tool_call(
7650        &self,
7651        active_session_id: &acp::SessionId,
7652        entry_ix: usize,
7653        tool_call: &ToolCall,
7654        subagent_session_id: Option<acp::SessionId>,
7655        focus_handle: &FocusHandle,
7656        window: &Window,
7657        cx: &Context<Self>,
7658    ) -> Div {
7659        let subagent_thread_view = subagent_session_id.and_then(|id| {
7660            self.server_view
7661                .upgrade()
7662                .and_then(|server_view| server_view.read(cx).as_connected())
7663                .and_then(|connected| connected.threads.get(&id))
7664        });
7665
7666        let content = self.render_subagent_card(
7667            active_session_id,
7668            entry_ix,
7669            subagent_thread_view,
7670            tool_call,
7671            focus_handle,
7672            window,
7673            cx,
7674        );
7675
7676        v_flex().mx_5().my_1p5().gap_3().child(content)
7677    }
7678
7679    fn render_subagent_card(
7680        &self,
7681        active_session_id: &acp::SessionId,
7682        entry_ix: usize,
7683        thread_view: Option<&Entity<ThreadView>>,
7684        tool_call: &ToolCall,
7685        focus_handle: &FocusHandle,
7686        window: &Window,
7687        cx: &Context<Self>,
7688    ) -> AnyElement {
7689        let thread = thread_view
7690            .as_ref()
7691            .map(|view| view.read(cx).thread.clone());
7692        let subagent_session_id = thread
7693            .as_ref()
7694            .map(|thread| thread.read(cx).session_id().clone());
7695        let action_log = thread.as_ref().map(|thread| thread.read(cx).action_log());
7696        let changed_buffers = action_log
7697            .map(|log| log.read(cx).changed_buffers(cx))
7698            .unwrap_or_default();
7699
7700        let is_pending_tool_call = thread
7701            .as_ref()
7702            .and_then(|thread| {
7703                self.conversation
7704                    .read(cx)
7705                    .pending_tool_call(thread.read(cx).session_id(), cx)
7706            })
7707            .is_some();
7708
7709        let is_expanded = self.expanded_tool_calls.contains(&tool_call.id);
7710        let files_changed = changed_buffers.len();
7711        let diff_stats = DiffStats::all_files(&changed_buffers, cx);
7712
7713        let is_running = matches!(
7714            tool_call.status,
7715            ToolCallStatus::Pending
7716                | ToolCallStatus::InProgress
7717                | ToolCallStatus::WaitingForConfirmation { .. }
7718        );
7719
7720        let is_failed = matches!(
7721            tool_call.status,
7722            ToolCallStatus::Failed | ToolCallStatus::Rejected
7723        );
7724
7725        let is_cancelled = matches!(tool_call.status, ToolCallStatus::Canceled)
7726            || tool_call.content.iter().any(|c| match c {
7727                ToolCallContent::ContentBlock(ContentBlock::Markdown { markdown }) => {
7728                    markdown.read(cx).source() == "User canceled"
7729                }
7730                _ => false,
7731            });
7732
7733        let thread_title = thread
7734            .as_ref()
7735            .and_then(|t| t.read(cx).title())
7736            .filter(|t| !t.is_empty());
7737        let tool_call_label = tool_call.label.read(cx).source().to_string();
7738        let has_tool_call_label = !tool_call_label.is_empty();
7739
7740        let has_title = thread_title.is_some() || has_tool_call_label;
7741        let has_no_title_or_canceled = !has_title || is_failed || is_cancelled;
7742
7743        let title: SharedString = if let Some(thread_title) = thread_title {
7744            thread_title
7745        } else if !tool_call_label.is_empty() {
7746            tool_call_label.into()
7747        } else if is_cancelled {
7748            "Subagent Canceled".into()
7749        } else if is_failed {
7750            "Subagent Failed".into()
7751        } else {
7752            "Spawning Agent…".into()
7753        };
7754
7755        let card_header_id = format!("subagent-header-{}", entry_ix);
7756        let status_icon = format!("status-icon-{}", entry_ix);
7757        let diff_stat_id = format!("subagent-diff-{}", entry_ix);
7758
7759        let icon = h_flex().w_4().justify_center().child(if is_running {
7760            SpinnerLabel::new()
7761                .size(LabelSize::Small)
7762                .into_any_element()
7763        } else if is_cancelled {
7764            div()
7765                .id(status_icon)
7766                .child(
7767                    Icon::new(IconName::Circle)
7768                        .size(IconSize::Small)
7769                        .color(Color::Custom(
7770                            cx.theme().colors().icon_disabled.opacity(0.5),
7771                        )),
7772                )
7773                .tooltip(Tooltip::text("Subagent Cancelled"))
7774                .into_any_element()
7775        } else if is_failed {
7776            div()
7777                .id(status_icon)
7778                .child(
7779                    Icon::new(IconName::Close)
7780                        .size(IconSize::Small)
7781                        .color(Color::Error),
7782                )
7783                .tooltip(Tooltip::text("Subagent Failed"))
7784                .into_any_element()
7785        } else {
7786            Icon::new(IconName::Check)
7787                .size(IconSize::Small)
7788                .color(Color::Success)
7789                .into_any_element()
7790        });
7791
7792        let has_expandable_content = thread
7793            .as_ref()
7794            .map_or(false, |thread| !thread.read(cx).entries().is_empty());
7795
7796        let tooltip_meta_description = if is_expanded {
7797            "Click to Collapse"
7798        } else {
7799            "Click to Preview"
7800        };
7801
7802        let error_message = self.subagent_error_message(&tool_call.status, tool_call, cx);
7803
7804        v_flex()
7805            .w_full()
7806            .rounded_md()
7807            .border_1()
7808            .when(has_no_title_or_canceled, |this| this.border_dashed())
7809            .border_color(self.tool_card_border_color(cx))
7810            .overflow_hidden()
7811            .child(
7812                h_flex()
7813                    .group(&card_header_id)
7814                    .h_8()
7815                    .p_1()
7816                    .w_full()
7817                    .justify_between()
7818                    .when(!has_no_title_or_canceled, |this| {
7819                        this.bg(self.tool_card_header_bg(cx))
7820                    })
7821                    .child(
7822                        h_flex()
7823                            .id(format!("subagent-title-{}", entry_ix))
7824                            .px_1()
7825                            .min_w_0()
7826                            .size_full()
7827                            .gap_2()
7828                            .justify_between()
7829                            .rounded_sm()
7830                            .overflow_hidden()
7831                            .child(
7832                                h_flex()
7833                                    .min_w_0()
7834                                    .w_full()
7835                                    .gap_1p5()
7836                                    .child(icon)
7837                                    .child(
7838                                        Label::new(title.to_string())
7839                                            .size(LabelSize::Custom(self.tool_name_font_size()))
7840                                            .truncate(),
7841                                    )
7842                                    .when(files_changed > 0, |this| {
7843                                        this.child(
7844                                            Label::new(format!(
7845                                                "{} {} changed",
7846                                                files_changed,
7847                                                if files_changed == 1 { "file" } else { "files" }
7848                                            ))
7849                                            .size(LabelSize::Custom(self.tool_name_font_size()))
7850                                            .color(Color::Muted),
7851                                        )
7852                                        .child(
7853                                            DiffStat::new(
7854                                                diff_stat_id.clone(),
7855                                                diff_stats.lines_added as usize,
7856                                                diff_stats.lines_removed as usize,
7857                                            )
7858                                            .label_size(LabelSize::Custom(
7859                                                self.tool_name_font_size(),
7860                                            )),
7861                                        )
7862                                    }),
7863                            )
7864                            .when(!has_no_title_or_canceled && !is_pending_tool_call, |this| {
7865                                this.tooltip(move |_, cx| {
7866                                    Tooltip::with_meta(
7867                                        title.to_string(),
7868                                        None,
7869                                        tooltip_meta_description,
7870                                        cx,
7871                                    )
7872                                })
7873                            })
7874                            .when(has_expandable_content && !is_pending_tool_call, |this| {
7875                                this.cursor_pointer()
7876                                    .hover(|s| s.bg(cx.theme().colors().element_hover))
7877                                    .child(
7878                                        div().visible_on_hover(card_header_id).child(
7879                                            Icon::new(if is_expanded {
7880                                                IconName::ChevronUp
7881                                            } else {
7882                                                IconName::ChevronDown
7883                                            })
7884                                            .color(Color::Muted)
7885                                            .size(IconSize::Small),
7886                                        ),
7887                                    )
7888                                    .on_click(cx.listener({
7889                                        let tool_call_id = tool_call.id.clone();
7890                                        move |this, _, _, cx| {
7891                                            if this.expanded_tool_calls.contains(&tool_call_id) {
7892                                                this.expanded_tool_calls.remove(&tool_call_id);
7893                                            } else {
7894                                                this.expanded_tool_calls
7895                                                    .insert(tool_call_id.clone());
7896                                            }
7897                                            let expanded =
7898                                                this.expanded_tool_calls.contains(&tool_call_id);
7899                                            telemetry::event!("Subagent Toggled", expanded);
7900                                            cx.notify();
7901                                        }
7902                                    }))
7903                            }),
7904                    )
7905                    .when(is_running && subagent_session_id.is_some(), |buttons| {
7906                        buttons.child(
7907                            IconButton::new(format!("stop-subagent-{}", entry_ix), IconName::Stop)
7908                                .icon_size(IconSize::Small)
7909                                .icon_color(Color::Error)
7910                                .tooltip(Tooltip::text("Stop Subagent"))
7911                                .when_some(
7912                                    thread_view
7913                                        .as_ref()
7914                                        .map(|view| view.read(cx).thread.clone()),
7915                                    |this, thread| {
7916                                        this.on_click(cx.listener(
7917                                            move |_this, _event, _window, cx| {
7918                                                telemetry::event!("Subagent Stopped");
7919                                                thread.update(cx, |thread, cx| {
7920                                                    thread.cancel(cx).detach();
7921                                                });
7922                                            },
7923                                        ))
7924                                    },
7925                                ),
7926                        )
7927                    }),
7928            )
7929            .when_some(thread_view, |this, thread_view| {
7930                let thread = &thread_view.read(cx).thread;
7931                let pending_tool_call = self
7932                    .conversation
7933                    .read(cx)
7934                    .pending_tool_call(thread.read(cx).session_id(), cx);
7935
7936                let session_id = thread.read(cx).session_id().clone();
7937
7938                let fullscreen_toggle = h_flex()
7939                    .id(entry_ix)
7940                    .py_1()
7941                    .w_full()
7942                    .justify_center()
7943                    .border_t_1()
7944                    .when(is_failed, |this| this.border_dashed())
7945                    .border_color(self.tool_card_border_color(cx))
7946                    .cursor_pointer()
7947                    .hover(|s| s.bg(cx.theme().colors().element_hover))
7948                    .child(
7949                        Icon::new(IconName::Maximize)
7950                            .color(Color::Muted)
7951                            .size(IconSize::Small),
7952                    )
7953                    .tooltip(Tooltip::text("Make Subagent Full Screen"))
7954                    .on_click(cx.listener(move |this, _event, window, cx| {
7955                        telemetry::event!("Subagent Maximized");
7956                        this.server_view
7957                            .update(cx, |this, cx| {
7958                                this.navigate_to_session(session_id.clone(), window, cx);
7959                            })
7960                            .ok();
7961                    }));
7962
7963                if is_running && let Some((_, subagent_tool_call_id, _)) = pending_tool_call {
7964                    if let Some((entry_ix, tool_call)) =
7965                        thread.read(cx).tool_call(&subagent_tool_call_id)
7966                    {
7967                        this.child(Divider::horizontal().color(DividerColor::Border))
7968                            .child(thread_view.read(cx).render_any_tool_call(
7969                                active_session_id,
7970                                entry_ix,
7971                                tool_call,
7972                                focus_handle,
7973                                true,
7974                                window,
7975                                cx,
7976                            ))
7977                            .child(fullscreen_toggle)
7978                    } else {
7979                        this
7980                    }
7981                } else {
7982                    this.when(is_expanded, |this| {
7983                        this.child(self.render_subagent_expanded_content(
7984                            thread_view,
7985                            tool_call,
7986                            window,
7987                            cx,
7988                        ))
7989                        .when_some(error_message, |this, message| {
7990                            this.child(
7991                                Callout::new()
7992                                    .severity(Severity::Error)
7993                                    .icon(IconName::XCircle)
7994                                    .title(message),
7995                            )
7996                        })
7997                        .child(fullscreen_toggle)
7998                    })
7999                }
8000            })
8001            .into_any_element()
8002    }
8003
8004    fn render_subagent_expanded_content(
8005        &self,
8006        thread_view: &Entity<ThreadView>,
8007        tool_call: &ToolCall,
8008        window: &Window,
8009        cx: &Context<Self>,
8010    ) -> impl IntoElement {
8011        const MAX_PREVIEW_ENTRIES: usize = 8;
8012
8013        let subagent_view = thread_view.read(cx);
8014        let session_id = subagent_view.thread.read(cx).session_id().clone();
8015
8016        let is_canceled_or_failed = matches!(
8017            tool_call.status,
8018            ToolCallStatus::Canceled | ToolCallStatus::Failed | ToolCallStatus::Rejected
8019        );
8020
8021        let editor_bg = cx.theme().colors().editor_background;
8022        let overlay = {
8023            div()
8024                .absolute()
8025                .inset_0()
8026                .size_full()
8027                .bg(linear_gradient(
8028                    180.,
8029                    linear_color_stop(editor_bg.opacity(0.5), 0.),
8030                    linear_color_stop(editor_bg.opacity(0.), 0.1),
8031                ))
8032                .block_mouse_except_scroll()
8033        };
8034
8035        let entries = subagent_view.thread.read(cx).entries();
8036        let total_entries = entries.len();
8037        let mut entry_range = if let Some(info) = tool_call.subagent_session_info.as_ref() {
8038            info.message_start_index
8039                ..info
8040                    .message_end_index
8041                    .map(|i| (i + 1).min(total_entries))
8042                    .unwrap_or(total_entries)
8043        } else {
8044            0..total_entries
8045        };
8046        entry_range.start = entry_range
8047            .end
8048            .saturating_sub(MAX_PREVIEW_ENTRIES)
8049            .max(entry_range.start);
8050        let start_ix = entry_range.start;
8051
8052        let scroll_handle = self
8053            .subagent_scroll_handles
8054            .borrow_mut()
8055            .entry(session_id.clone())
8056            .or_default()
8057            .clone();
8058
8059        scroll_handle.scroll_to_bottom();
8060
8061        let rendered_entries: Vec<AnyElement> = entries
8062            .get(entry_range)
8063            .unwrap_or_default()
8064            .iter()
8065            .enumerate()
8066            .map(|(i, entry)| {
8067                let actual_ix = start_ix + i;
8068                subagent_view.render_entry(actual_ix, total_entries, entry, window, cx)
8069            })
8070            .collect();
8071
8072        v_flex()
8073            .w_full()
8074            .border_t_1()
8075            .when(is_canceled_or_failed, |this| this.border_dashed())
8076            .border_color(self.tool_card_border_color(cx))
8077            .overflow_hidden()
8078            .child(
8079                div()
8080                    .pb_1()
8081                    .min_h_0()
8082                    .id(format!("subagent-entries-{}", session_id))
8083                    .track_scroll(&scroll_handle)
8084                    .children(rendered_entries),
8085            )
8086            .h_56()
8087            .child(overlay)
8088            .into_any_element()
8089    }
8090
8091    fn subagent_error_message(
8092        &self,
8093        status: &ToolCallStatus,
8094        tool_call: &ToolCall,
8095        cx: &App,
8096    ) -> Option<SharedString> {
8097        if matches!(status, ToolCallStatus::Failed) {
8098            tool_call.content.iter().find_map(|content| {
8099                if let ToolCallContent::ContentBlock(block) = content {
8100                    if let acp_thread::ContentBlock::Markdown { markdown } = block {
8101                        let source = markdown.read(cx).source().to_string();
8102                        if !source.is_empty() {
8103                            if source == "User canceled" {
8104                                return None;
8105                            } else {
8106                                return Some(SharedString::from(source));
8107                            }
8108                        }
8109                    }
8110                }
8111                None
8112            })
8113        } else {
8114            None
8115        }
8116    }
8117
8118    fn tool_card_header_bg(&self, cx: &Context<Self>) -> Hsla {
8119        cx.theme()
8120            .colors()
8121            .element_background
8122            .blend(cx.theme().colors().editor_foreground.opacity(0.025))
8123    }
8124
8125    fn tool_card_border_color(&self, cx: &Context<Self>) -> Hsla {
8126        cx.theme().colors().border.opacity(0.8)
8127    }
8128
8129    fn tool_name_font_size(&self) -> Rems {
8130        rems_from_px(13.)
8131    }
8132
8133    pub(crate) fn render_thread_error(
8134        &mut self,
8135        window: &mut Window,
8136        cx: &mut Context<Self>,
8137    ) -> Option<Div> {
8138        let content = match self.thread_error.as_ref()? {
8139            ThreadError::Other { message, .. } => {
8140                self.render_any_thread_error(message.clone(), window, cx)
8141            }
8142            ThreadError::Refusal => self.render_refusal_error(cx),
8143            ThreadError::AuthenticationRequired(error) => {
8144                self.render_authentication_required_error(error.clone(), cx)
8145            }
8146            ThreadError::PaymentRequired => self.render_payment_required_error(cx),
8147            ThreadError::RateLimitExceeded { provider } => self.render_error_callout(
8148                "Rate Limit Reached",
8149                format!(
8150                    "{provider}'s rate limit was reached. Zed will retry automatically. \
8151                    You can also wait a moment and try again."
8152                )
8153                .into(),
8154                true,
8155                true,
8156                cx,
8157            ),
8158            ThreadError::ServerOverloaded { provider } => self.render_error_callout(
8159                "Provider Unavailable",
8160                format!(
8161                    "{provider}'s servers are temporarily unavailable. Zed will retry \
8162                    automatically. If the problem persists, check the provider's status page."
8163                )
8164                .into(),
8165                true,
8166                true,
8167                cx,
8168            ),
8169            ThreadError::PromptTooLarge => self.render_prompt_too_large_error(cx),
8170            ThreadError::NoApiKey { provider } => self.render_error_callout(
8171                "API Key Missing",
8172                format!(
8173                    "No API key is configured for {provider}. \
8174                    Add your key via the Agent Panel settings to continue."
8175                )
8176                .into(),
8177                false,
8178                true,
8179                cx,
8180            ),
8181            ThreadError::StreamError { provider } => self.render_error_callout(
8182                "Connection Interrupted",
8183                format!(
8184                    "The connection to {provider}'s API was interrupted. Zed will retry \
8185                    automatically. If the problem persists, check your network connection."
8186                )
8187                .into(),
8188                true,
8189                true,
8190                cx,
8191            ),
8192            ThreadError::InvalidApiKey { provider } => self.render_error_callout(
8193                "Invalid API Key",
8194                format!(
8195                    "The API key for {provider} is invalid or has expired. \
8196                    Update your key via the Agent Panel settings to continue."
8197                )
8198                .into(),
8199                false,
8200                false,
8201                cx,
8202            ),
8203            ThreadError::PermissionDenied { provider } => self.render_error_callout(
8204                "Permission Denied",
8205                format!(
8206                    "{provider}'s API rejected the request due to insufficient permissions. \
8207                    Check that your API key has access to this model."
8208                )
8209                .into(),
8210                false,
8211                false,
8212                cx,
8213            ),
8214            ThreadError::RequestFailed => self.render_error_callout(
8215                "Request Failed",
8216                "The request could not be completed after multiple attempts. \
8217                Try again in a moment."
8218                    .into(),
8219                true,
8220                false,
8221                cx,
8222            ),
8223            ThreadError::MaxOutputTokens => self.render_error_callout(
8224                "Output Limit Reached",
8225                "The model stopped because it reached its maximum output length. \
8226                You can ask it to continue where it left off."
8227                    .into(),
8228                false,
8229                false,
8230                cx,
8231            ),
8232            ThreadError::NoModelSelected => self.render_error_callout(
8233                "No Model Selected",
8234                "Select a model from the model picker below to get started.".into(),
8235                false,
8236                false,
8237                cx,
8238            ),
8239            ThreadError::ApiError { provider } => self.render_error_callout(
8240                "API Error",
8241                format!(
8242                    "{provider}'s API returned an unexpected error. \
8243                    If the problem persists, try switching models or restarting Zed."
8244                )
8245                .into(),
8246                true,
8247                true,
8248                cx,
8249            ),
8250        };
8251
8252        Some(div().child(content))
8253    }
8254
8255    fn render_refusal_error(&self, cx: &mut Context<'_, Self>) -> Callout {
8256        let model_or_agent_name = self.current_model_name(cx);
8257        let refusal_message = format!(
8258            "{} refused to respond to this prompt. \
8259            This can happen when a model believes the prompt violates its content policy \
8260            or safety guidelines, so rephrasing it can sometimes address the issue.",
8261            model_or_agent_name
8262        );
8263
8264        Callout::new()
8265            .severity(Severity::Error)
8266            .title("Request Refused")
8267            .icon(IconName::XCircle)
8268            .description(refusal_message.clone())
8269            .actions_slot(self.create_copy_button(&refusal_message))
8270            .dismiss_action(self.dismiss_error_button(cx))
8271    }
8272
8273    fn render_authentication_required_error(
8274        &self,
8275        error: SharedString,
8276        cx: &mut Context<Self>,
8277    ) -> Callout {
8278        Callout::new()
8279            .severity(Severity::Error)
8280            .title("Authentication Required")
8281            .icon(IconName::XCircle)
8282            .description(error.clone())
8283            .actions_slot(
8284                h_flex()
8285                    .gap_0p5()
8286                    .child(self.authenticate_button(cx))
8287                    .child(self.create_copy_button(error)),
8288            )
8289            .dismiss_action(self.dismiss_error_button(cx))
8290    }
8291
8292    fn render_payment_required_error(&self, cx: &mut Context<Self>) -> Callout {
8293        const ERROR_MESSAGE: &str =
8294            "You reached your free usage limit. Upgrade to Zed Pro for more prompts.";
8295
8296        Callout::new()
8297            .severity(Severity::Error)
8298            .icon(IconName::XCircle)
8299            .title("Free Usage Exceeded")
8300            .description(ERROR_MESSAGE)
8301            .actions_slot(
8302                h_flex()
8303                    .gap_0p5()
8304                    .child(self.upgrade_button(cx))
8305                    .child(self.create_copy_button(ERROR_MESSAGE)),
8306            )
8307            .dismiss_action(self.dismiss_error_button(cx))
8308    }
8309
8310    fn render_error_callout(
8311        &self,
8312        title: &'static str,
8313        message: SharedString,
8314        show_retry: bool,
8315        show_copy: bool,
8316        cx: &mut Context<Self>,
8317    ) -> Callout {
8318        let can_resume = show_retry && self.thread.read(cx).can_retry(cx);
8319        let show_actions = can_resume || show_copy;
8320
8321        Callout::new()
8322            .severity(Severity::Error)
8323            .icon(IconName::XCircle)
8324            .title(title)
8325            .description(message.clone())
8326            .when(show_actions, |callout| {
8327                callout.actions_slot(
8328                    h_flex()
8329                        .gap_0p5()
8330                        .when(can_resume, |this| this.child(self.retry_button(cx)))
8331                        .when(show_copy, |this| {
8332                            this.child(self.create_copy_button(message.clone()))
8333                        }),
8334                )
8335            })
8336            .dismiss_action(self.dismiss_error_button(cx))
8337    }
8338
8339    fn render_prompt_too_large_error(&self, cx: &mut Context<Self>) -> Callout {
8340        const MESSAGE: &str = "This conversation is too long for the model's context window. \
8341            Start a new thread or remove some attached files to continue.";
8342
8343        Callout::new()
8344            .severity(Severity::Error)
8345            .icon(IconName::XCircle)
8346            .title("Context Too Large")
8347            .description(MESSAGE)
8348            .actions_slot(
8349                h_flex()
8350                    .gap_0p5()
8351                    .child(self.new_thread_button(cx))
8352                    .child(self.create_copy_button(MESSAGE)),
8353            )
8354            .dismiss_action(self.dismiss_error_button(cx))
8355    }
8356
8357    fn retry_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8358        Button::new("retry", "Retry")
8359            .label_size(LabelSize::Small)
8360            .style(ButtonStyle::Filled)
8361            .on_click(cx.listener(|this, _, _, cx| {
8362                this.retry_generation(cx);
8363            }))
8364    }
8365
8366    fn new_thread_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8367        Button::new("new_thread", "New Thread")
8368            .label_size(LabelSize::Small)
8369            .style(ButtonStyle::Filled)
8370            .on_click(cx.listener(|this, _, window, cx| {
8371                this.clear_thread_error(cx);
8372                window.dispatch_action(NewThread.boxed_clone(), cx);
8373            }))
8374    }
8375
8376    fn upgrade_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8377        Button::new("upgrade", "Upgrade")
8378            .label_size(LabelSize::Small)
8379            .style(ButtonStyle::Tinted(ui::TintColor::Accent))
8380            .on_click(cx.listener({
8381                move |this, _, _, cx| {
8382                    this.clear_thread_error(cx);
8383                    cx.open_url(&zed_urls::upgrade_to_zed_pro_url(cx));
8384                }
8385            }))
8386    }
8387
8388    fn authenticate_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8389        Button::new("authenticate", "Authenticate")
8390            .label_size(LabelSize::Small)
8391            .style(ButtonStyle::Filled)
8392            .on_click(cx.listener({
8393                move |this, _, window, cx| {
8394                    let server_view = this.server_view.clone();
8395                    let agent_name = this.agent_id.clone();
8396
8397                    this.clear_thread_error(cx);
8398                    if let Some(message) = this.in_flight_prompt.take() {
8399                        this.message_editor.update(cx, |editor, cx| {
8400                            editor.set_message(message, window, cx);
8401                        });
8402                    }
8403                    let connection = this.thread.read(cx).connection().clone();
8404                    window.defer(cx, |window, cx| {
8405                        ConversationView::handle_auth_required(
8406                            server_view,
8407                            AuthRequired::new(),
8408                            agent_name,
8409                            connection,
8410                            window,
8411                            cx,
8412                        );
8413                    })
8414                }
8415            }))
8416    }
8417
8418    fn current_model_name(&self, cx: &App) -> SharedString {
8419        // For native agent (Zed Agent), use the specific model name (e.g., "Claude 3.5 Sonnet")
8420        // For ACP agents, use the agent name (e.g., "Claude Agent", "Gemini CLI")
8421        // This provides better clarity about what refused the request
8422        if self.as_native_connection(cx).is_some() {
8423            self.model_selector
8424                .clone()
8425                .and_then(|selector| selector.read(cx).active_model(cx))
8426                .map(|model| model.name.clone())
8427                .unwrap_or_else(|| SharedString::from("The model"))
8428        } else {
8429            // ACP agent - use the agent name (e.g., "Claude Agent", "Gemini CLI")
8430            self.agent_id.0.clone()
8431        }
8432    }
8433
8434    fn render_any_thread_error(
8435        &mut self,
8436        error: SharedString,
8437        window: &mut Window,
8438        cx: &mut Context<'_, Self>,
8439    ) -> Callout {
8440        let can_resume = self.thread.read(cx).can_retry(cx);
8441
8442        let markdown = if let Some(markdown) = &self.thread_error_markdown {
8443            markdown.clone()
8444        } else {
8445            let markdown = cx.new(|cx| Markdown::new(error.clone(), None, None, cx));
8446            self.thread_error_markdown = Some(markdown.clone());
8447            markdown
8448        };
8449
8450        let markdown_style =
8451            MarkdownStyle::themed(MarkdownFont::Agent, window, cx).with_muted_text(cx);
8452        let description = self
8453            .render_markdown(markdown, markdown_style)
8454            .into_any_element();
8455
8456        Callout::new()
8457            .severity(Severity::Error)
8458            .icon(IconName::XCircle)
8459            .title("An Error Happened")
8460            .description_slot(description)
8461            .actions_slot(
8462                h_flex()
8463                    .gap_0p5()
8464                    .when(can_resume, |this| {
8465                        this.child(
8466                            IconButton::new("retry", IconName::RotateCw)
8467                                .icon_size(IconSize::Small)
8468                                .tooltip(Tooltip::text("Retry Generation"))
8469                                .on_click(cx.listener(|this, _, _window, cx| {
8470                                    this.retry_generation(cx);
8471                                })),
8472                        )
8473                    })
8474                    .child(self.create_copy_button(error.to_string())),
8475            )
8476            .dismiss_action(self.dismiss_error_button(cx))
8477    }
8478
8479    fn render_markdown(&self, markdown: Entity<Markdown>, style: MarkdownStyle) -> MarkdownElement {
8480        let workspace = self.workspace.clone();
8481        MarkdownElement::new(markdown, style).on_url_click(move |text, window, cx| {
8482            open_link(text, &workspace, window, cx);
8483        })
8484    }
8485
8486    fn create_copy_button(&self, message: impl Into<String>) -> impl IntoElement {
8487        let message = message.into();
8488
8489        CopyButton::new("copy-error-message", message).tooltip_label("Copy Error Message")
8490    }
8491
8492    fn dismiss_error_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8493        IconButton::new("dismiss", IconName::Close)
8494            .icon_size(IconSize::Small)
8495            .tooltip(Tooltip::text("Dismiss"))
8496            .on_click(cx.listener({
8497                move |this, _, _, cx| {
8498                    this.clear_thread_error(cx);
8499                    cx.notify();
8500                }
8501            }))
8502    }
8503
8504    fn render_resume_notice(_cx: &Context<Self>) -> AnyElement {
8505        let description = "This agent does not support viewing previous messages. However, your session will still continue from where you last left off.";
8506
8507        Callout::new()
8508            .border_position(ui::BorderPosition::Bottom)
8509            .severity(Severity::Info)
8510            .icon(IconName::Info)
8511            .title("Resumed Session")
8512            .description(description)
8513            .into_any_element()
8514    }
8515
8516    fn update_recent_history_from_cache(
8517        &mut self,
8518        history: &Entity<ThreadHistory>,
8519        cx: &mut Context<Self>,
8520    ) {
8521        self.recent_history_entries = history.read(cx).get_recent_sessions(3);
8522        self.hovered_recent_history_item = None;
8523        cx.notify();
8524    }
8525
8526    fn render_codex_windows_warning(&self, cx: &mut Context<Self>) -> Callout {
8527        Callout::new()
8528            .icon(IconName::Warning)
8529            .severity(Severity::Warning)
8530            .title("Codex on Windows")
8531            .description("For best performance, run Codex in Windows Subsystem for Linux (WSL2)")
8532            .actions_slot(
8533                Button::new("open-wsl-modal", "Open in WSL").on_click(cx.listener({
8534                    move |_, _, _window, cx| {
8535                        #[cfg(windows)]
8536                        _window.dispatch_action(
8537                            zed_actions::wsl_actions::OpenWsl::default().boxed_clone(),
8538                            cx,
8539                        );
8540                        cx.notify();
8541                    }
8542                })),
8543            )
8544            .dismiss_action(
8545                IconButton::new("dismiss", IconName::Close)
8546                    .icon_size(IconSize::Small)
8547                    .icon_color(Color::Muted)
8548                    .tooltip(Tooltip::text("Dismiss Warning"))
8549                    .on_click(cx.listener({
8550                        move |this, _, _, cx| {
8551                            this.show_codex_windows_warning = false;
8552                            cx.notify();
8553                        }
8554                    })),
8555            )
8556    }
8557
8558    fn render_external_source_prompt_warning(&self, cx: &mut Context<Self>) -> Callout {
8559        Callout::new()
8560            .icon(IconName::Warning)
8561            .severity(Severity::Warning)
8562            .title("Review before sending")
8563            .description("This prompt was pre-filled by an external link. Read it carefully before you send it.")
8564            .dismiss_action(
8565                IconButton::new("dismiss-external-source-prompt-warning", IconName::Close)
8566                    .icon_size(IconSize::Small)
8567                    .icon_color(Color::Muted)
8568                    .tooltip(Tooltip::text("Dismiss Warning"))
8569                    .on_click(cx.listener({
8570                        move |this, _, _, cx| {
8571                            this.show_external_source_prompt_warning = false;
8572                            cx.notify();
8573                        }
8574                    })),
8575            )
8576    }
8577
8578    fn render_multi_root_callout(&self, cx: &mut Context<Self>) -> Option<Callout> {
8579        if self.multi_root_callout_dismissed {
8580            return None;
8581        }
8582
8583        if self.as_native_connection(cx).is_some() {
8584            return None;
8585        }
8586
8587        let project = self.project.upgrade()?;
8588        let worktree_count = project.read(cx).visible_worktrees(cx).count();
8589        if worktree_count <= 1 {
8590            return None;
8591        }
8592
8593        let work_dirs = self.thread.read(cx).work_dirs()?;
8594        let active_dir = work_dirs
8595            .ordered_paths()
8596            .next()
8597            .and_then(|p| p.file_name())
8598            .map(|name| name.to_string_lossy().to_string())
8599            .unwrap_or_else(|| "one folder".to_string());
8600
8601        let description = format!(
8602            "This agent only operates on \"{}\". Other folders in this workspace are not accessible to it.",
8603            active_dir
8604        );
8605
8606        Some(
8607            Callout::new()
8608                .severity(Severity::Warning)
8609                .icon(IconName::Warning)
8610                .title("External Agents currently don't support multi-root workspaces")
8611                .description(description)
8612                .border_position(ui::BorderPosition::Bottom)
8613                .dismiss_action(
8614                    IconButton::new("dismiss-multi-root-callout", IconName::Close)
8615                        .icon_size(IconSize::Small)
8616                        .tooltip(Tooltip::text("Dismiss"))
8617                        .on_click(cx.listener(|this, _, _, cx| {
8618                            this.multi_root_callout_dismissed = true;
8619                            cx.notify();
8620                        })),
8621                ),
8622        )
8623    }
8624
8625    fn render_new_version_callout(&self, version: &SharedString, cx: &mut Context<Self>) -> Div {
8626        let server_view = self.server_view.clone();
8627        let has_version = !version.is_empty();
8628        let title = if has_version {
8629            "New version available"
8630        } else {
8631            "Agent update available"
8632        };
8633        let button_label = if has_version {
8634            format!("Update to v{}", version)
8635        } else {
8636            "Reconnect".to_string()
8637        };
8638
8639        v_flex().w_full().justify_end().child(
8640            h_flex()
8641                .p_2()
8642                .pr_3()
8643                .w_full()
8644                .gap_1p5()
8645                .border_t_1()
8646                .border_color(cx.theme().colors().border)
8647                .bg(cx.theme().colors().element_background)
8648                .child(
8649                    h_flex()
8650                        .flex_1()
8651                        .gap_1p5()
8652                        .child(
8653                            Icon::new(IconName::Download)
8654                                .color(Color::Accent)
8655                                .size(IconSize::Small),
8656                        )
8657                        .child(Label::new(title).size(LabelSize::Small)),
8658                )
8659                .child(
8660                    Button::new("update-button", button_label)
8661                        .label_size(LabelSize::Small)
8662                        .style(ButtonStyle::Tinted(TintColor::Accent))
8663                        .on_click(move |_, window, cx| {
8664                            server_view
8665                                .update(cx, |view, cx| view.reset(window, cx))
8666                                .ok();
8667                        }),
8668                ),
8669        )
8670    }
8671
8672    fn render_token_limit_callout(&self, cx: &mut Context<Self>) -> Option<Callout> {
8673        if self.token_limit_callout_dismissed {
8674            return None;
8675        }
8676
8677        let token_usage = self.thread.read(cx).token_usage()?;
8678        let ratio = token_usage.ratio();
8679
8680        let (severity, icon, title) = match ratio {
8681            acp_thread::TokenUsageRatio::Normal => return None,
8682            acp_thread::TokenUsageRatio::Warning => (
8683                Severity::Warning,
8684                IconName::Warning,
8685                "Thread reaching the token limit soon",
8686            ),
8687            acp_thread::TokenUsageRatio::Exceeded => (
8688                Severity::Error,
8689                IconName::XCircle,
8690                "Thread reached the token limit",
8691            ),
8692        };
8693
8694        let description = "To continue, start a new thread from a summary.";
8695
8696        Some(
8697            Callout::new()
8698                .severity(severity)
8699                .icon(icon)
8700                .title(title)
8701                .description(description)
8702                .actions_slot(
8703                    h_flex().gap_0p5().child(
8704                        Button::new("start-new-thread", "Start New Thread")
8705                            .label_size(LabelSize::Small)
8706                            .on_click(cx.listener(|this, _, window, cx| {
8707                                let session_id = this.thread.read(cx).session_id().clone();
8708                                window.dispatch_action(
8709                                    crate::NewNativeAgentThreadFromSummary {
8710                                        from_session_id: session_id,
8711                                    }
8712                                    .boxed_clone(),
8713                                    cx,
8714                                );
8715                            })),
8716                    ),
8717                )
8718                .dismiss_action(self.dismiss_error_button(cx)),
8719        )
8720    }
8721
8722    fn open_permission_dropdown(
8723        &mut self,
8724        _: &crate::OpenPermissionDropdown,
8725        window: &mut Window,
8726        cx: &mut Context<Self>,
8727    ) {
8728        let menu_handle = self.permission_dropdown_handle.clone();
8729        window.defer(cx, move |window, cx| {
8730            menu_handle.toggle(window, cx);
8731        });
8732    }
8733
8734    fn open_add_context_menu(
8735        &mut self,
8736        _action: &OpenAddContextMenu,
8737        window: &mut Window,
8738        cx: &mut Context<Self>,
8739    ) {
8740        let menu_handle = self.add_context_menu_handle.clone();
8741        window.defer(cx, move |window, cx| {
8742            menu_handle.toggle(window, cx);
8743        });
8744    }
8745
8746    fn toggle_fast_mode(&mut self, cx: &mut Context<Self>) {
8747        if !self.fast_mode_available(cx) {
8748            return;
8749        }
8750        let Some(thread) = self.as_native_thread(cx) else {
8751            return;
8752        };
8753        thread.update(cx, |thread, cx| {
8754            let new_speed = thread
8755                .speed()
8756                .map(|speed| speed.toggle())
8757                .unwrap_or(Speed::Fast);
8758            thread.set_speed(new_speed, cx);
8759
8760            let fs = thread.project().read(cx).fs().clone();
8761            update_settings_file(fs, cx, move |settings, _| {
8762                if let Some(agent) = settings.agent.as_mut()
8763                    && let Some(default_model) = agent.default_model.as_mut()
8764                {
8765                    default_model.speed = Some(new_speed);
8766                }
8767            });
8768        });
8769    }
8770
8771    fn cycle_thinking_effort(&mut self, cx: &mut Context<Self>) {
8772        let Some(thread) = self.as_native_thread(cx) else {
8773            return;
8774        };
8775
8776        let (effort_levels, current_effort) = {
8777            let thread_ref = thread.read(cx);
8778            let Some(model) = thread_ref.model() else {
8779                return;
8780            };
8781            if !model.supports_thinking() || !thread_ref.thinking_enabled() {
8782                return;
8783            }
8784            let effort_levels = model.supported_effort_levels();
8785            if effort_levels.is_empty() {
8786                return;
8787            }
8788            let current_effort = thread_ref.thinking_effort().cloned();
8789            (effort_levels, current_effort)
8790        };
8791
8792        let current_index = current_effort.and_then(|current| {
8793            effort_levels
8794                .iter()
8795                .position(|level| level.value == current)
8796        });
8797        let next_index = match current_index {
8798            Some(index) => (index + 1) % effort_levels.len(),
8799            None => 0,
8800        };
8801        let next_effort = effort_levels[next_index].value.to_string();
8802
8803        thread.update(cx, |thread, cx| {
8804            thread.set_thinking_effort(Some(next_effort.clone()), cx);
8805
8806            let fs = thread.project().read(cx).fs().clone();
8807            update_settings_file(fs, cx, move |settings, _| {
8808                if let Some(agent) = settings.agent.as_mut()
8809                    && let Some(default_model) = agent.default_model.as_mut()
8810                {
8811                    default_model.effort = Some(next_effort);
8812                }
8813            });
8814        });
8815    }
8816
8817    fn toggle_thinking_effort_menu(
8818        &mut self,
8819        _action: &ToggleThinkingEffortMenu,
8820        window: &mut Window,
8821        cx: &mut Context<Self>,
8822    ) {
8823        let menu_handle = self.thinking_effort_menu_handle.clone();
8824        window.defer(cx, move |window, cx| {
8825            menu_handle.toggle(window, cx);
8826        });
8827    }
8828}
8829
8830impl Render for ThreadView {
8831    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
8832        let has_messages = self.list_state.item_count() > 0;
8833        let list_state = self.list_state.clone();
8834
8835        let conversation = v_flex()
8836            .when(self.resumed_without_history, |this| {
8837                this.child(Self::render_resume_notice(cx))
8838            })
8839            .map(|this| {
8840                if has_messages {
8841                    this.flex_1()
8842                        .size_full()
8843                        .child(self.render_entries(cx))
8844                        .vertical_scrollbar_for(&list_state, window, cx)
8845                        .into_any()
8846                } else {
8847                    this.into_any()
8848                }
8849            });
8850
8851        v_flex()
8852            .key_context("AcpThread")
8853            .track_focus(&self.focus_handle)
8854            .on_action(cx.listener(|this, _: &menu::Cancel, _, cx| {
8855                if this.parent_id.is_none() {
8856                    this.cancel_generation(cx);
8857                }
8858            }))
8859            .on_action(cx.listener(|this, _: &workspace::GoBack, window, cx| {
8860                if let Some(parent_session_id) = this.parent_id.clone() {
8861                    this.server_view
8862                        .update(cx, |view, cx| {
8863                            view.navigate_to_session(parent_session_id, window, cx);
8864                        })
8865                        .ok();
8866                }
8867            }))
8868            .on_action(cx.listener(Self::keep_all))
8869            .on_action(cx.listener(Self::reject_all))
8870            .on_action(cx.listener(Self::undo_last_reject))
8871            .on_action(cx.listener(Self::allow_always))
8872            .on_action(cx.listener(Self::allow_once))
8873            .on_action(cx.listener(Self::reject_once))
8874            .on_action(cx.listener(Self::handle_authorize_tool_call))
8875            .on_action(cx.listener(Self::handle_select_permission_granularity))
8876            .on_action(cx.listener(Self::handle_toggle_command_pattern))
8877            .on_action(cx.listener(Self::open_permission_dropdown))
8878            .on_action(cx.listener(Self::open_add_context_menu))
8879            .on_action(cx.listener(Self::scroll_output_page_up))
8880            .on_action(cx.listener(Self::scroll_output_page_down))
8881            .on_action(cx.listener(Self::scroll_output_line_up))
8882            .on_action(cx.listener(Self::scroll_output_line_down))
8883            .on_action(cx.listener(Self::scroll_output_to_top))
8884            .on_action(cx.listener(Self::scroll_output_to_bottom))
8885            .on_action(cx.listener(Self::scroll_output_to_previous_message))
8886            .on_action(cx.listener(Self::scroll_output_to_next_message))
8887            .on_action(cx.listener(|this, _: &ToggleFastMode, _window, cx| {
8888                this.toggle_fast_mode(cx);
8889            }))
8890            .on_action(cx.listener(|this, _: &ToggleThinkingMode, _window, cx| {
8891                if this.thread.read(cx).status() != ThreadStatus::Idle {
8892                    return;
8893                }
8894                if let Some(thread) = this.as_native_thread(cx) {
8895                    thread.update(cx, |thread, cx| {
8896                        thread.set_thinking_enabled(!thread.thinking_enabled(), cx);
8897                    });
8898                }
8899            }))
8900            .on_action(cx.listener(|this, _: &CycleThinkingEffort, _window, cx| {
8901                if this.thread.read(cx).status() != ThreadStatus::Idle {
8902                    return;
8903                }
8904                this.cycle_thinking_effort(cx);
8905            }))
8906            .on_action(
8907                cx.listener(|this, action: &ToggleThinkingEffortMenu, window, cx| {
8908                    if this.thread.read(cx).status() != ThreadStatus::Idle {
8909                        return;
8910                    }
8911                    this.toggle_thinking_effort_menu(action, window, cx);
8912                }),
8913            )
8914            .on_action(cx.listener(|this, _: &SendNextQueuedMessage, window, cx| {
8915                this.send_queued_message_at_index(0, true, window, cx);
8916            }))
8917            .on_action(cx.listener(|this, _: &RemoveFirstQueuedMessage, _, cx| {
8918                this.remove_from_queue(0, cx);
8919                cx.notify();
8920            }))
8921            .on_action(cx.listener(|this, _: &EditFirstQueuedMessage, window, cx| {
8922                this.move_queued_message_to_main_editor(0, None, None, window, cx);
8923            }))
8924            .on_action(cx.listener(|this, _: &ClearMessageQueue, _, cx| {
8925                this.local_queued_messages.clear();
8926                this.sync_queue_flag_to_native_thread(cx);
8927                this.can_fast_track_queue = false;
8928                cx.notify();
8929            }))
8930            .on_action(cx.listener(|this, _: &ToggleProfileSelector, window, cx| {
8931                if this.thread.read(cx).status() != ThreadStatus::Idle {
8932                    return;
8933                }
8934                if let Some(config_options_view) = this.config_options_view.clone() {
8935                    let handled = config_options_view.update(cx, |view, cx| {
8936                        view.toggle_category_picker(
8937                            acp::SessionConfigOptionCategory::Mode,
8938                            window,
8939                            cx,
8940                        )
8941                    });
8942                    if handled {
8943                        return;
8944                    }
8945                }
8946
8947                if let Some(profile_selector) = this.profile_selector.clone() {
8948                    profile_selector.read(cx).menu_handle().toggle(window, cx);
8949                } else if let Some(mode_selector) = this.mode_selector.clone() {
8950                    mode_selector.read(cx).menu_handle().toggle(window, cx);
8951                }
8952            }))
8953            .on_action(cx.listener(|this, _: &CycleModeSelector, window, cx| {
8954                if this.thread.read(cx).status() != ThreadStatus::Idle {
8955                    return;
8956                }
8957                if let Some(config_options_view) = this.config_options_view.clone() {
8958                    let handled = config_options_view.update(cx, |view, cx| {
8959                        view.cycle_category_option(
8960                            acp::SessionConfigOptionCategory::Mode,
8961                            false,
8962                            cx,
8963                        )
8964                    });
8965                    if handled {
8966                        return;
8967                    }
8968                }
8969
8970                if let Some(profile_selector) = this.profile_selector.clone() {
8971                    profile_selector.update(cx, |profile_selector, cx| {
8972                        profile_selector.cycle_profile(cx);
8973                    });
8974                } else if let Some(mode_selector) = this.mode_selector.clone() {
8975                    mode_selector.update(cx, |mode_selector, cx| {
8976                        mode_selector.cycle_mode(window, cx);
8977                    });
8978                }
8979            }))
8980            .on_action(cx.listener(|this, _: &ToggleModelSelector, window, cx| {
8981                if this.thread.read(cx).status() != ThreadStatus::Idle {
8982                    return;
8983                }
8984                if let Some(config_options_view) = this.config_options_view.clone() {
8985                    let handled = config_options_view.update(cx, |view, cx| {
8986                        view.toggle_category_picker(
8987                            acp::SessionConfigOptionCategory::Model,
8988                            window,
8989                            cx,
8990                        )
8991                    });
8992                    if handled {
8993                        return;
8994                    }
8995                }
8996
8997                if let Some(model_selector) = this.model_selector.clone() {
8998                    model_selector
8999                        .update(cx, |model_selector, cx| model_selector.toggle(window, cx));
9000                }
9001            }))
9002            .on_action(cx.listener(|this, _: &CycleFavoriteModels, window, cx| {
9003                if this.thread.read(cx).status() != ThreadStatus::Idle {
9004                    return;
9005                }
9006                if let Some(config_options_view) = this.config_options_view.clone() {
9007                    let handled = config_options_view.update(cx, |view, cx| {
9008                        view.cycle_category_option(
9009                            acp::SessionConfigOptionCategory::Model,
9010                            true,
9011                            cx,
9012                        )
9013                    });
9014                    if handled {
9015                        return;
9016                    }
9017                }
9018
9019                if let Some(model_selector) = this.model_selector.clone() {
9020                    model_selector.update(cx, |model_selector, cx| {
9021                        model_selector.cycle_favorite_models(window, cx);
9022                    });
9023                }
9024            }))
9025            .size_full()
9026            .children(self.render_subagent_titlebar(cx))
9027            .child(conversation)
9028            .children(self.render_multi_root_callout(cx))
9029            .children(self.render_activity_bar(window, cx))
9030            .when(self.show_external_source_prompt_warning, |this| {
9031                this.child(self.render_external_source_prompt_warning(cx))
9032            })
9033            .when(self.show_codex_windows_warning, |this| {
9034                this.child(self.render_codex_windows_warning(cx))
9035            })
9036            .children(self.render_thread_retry_status_callout())
9037            .children(self.render_thread_error(window, cx))
9038            .when_some(
9039                match has_messages {
9040                    true => None,
9041                    false => self.new_server_version_available.clone(),
9042                },
9043                |this, version| this.child(self.render_new_version_callout(&version, cx)),
9044            )
9045            .children(self.render_token_limit_callout(cx))
9046            .child(self.render_message_editor(window, cx))
9047    }
9048}
9049
9050pub(crate) fn open_link(
9051    url: SharedString,
9052    workspace: &WeakEntity<Workspace>,
9053    window: &mut Window,
9054    cx: &mut App,
9055) {
9056    let Some(workspace) = workspace.upgrade() else {
9057        cx.open_url(&url);
9058        return;
9059    };
9060
9061    if let Some(mention) = MentionUri::parse(&url, workspace.read(cx).path_style(cx)).log_err() {
9062        workspace.update(cx, |workspace, cx| match mention {
9063            MentionUri::File { abs_path } => {
9064                let project = workspace.project();
9065                let Some(path) =
9066                    project.update(cx, |project, cx| project.find_project_path(abs_path, cx))
9067                else {
9068                    return;
9069                };
9070
9071                workspace
9072                    .open_path(path, None, true, window, cx)
9073                    .detach_and_log_err(cx);
9074            }
9075            MentionUri::PastedImage { .. } => {}
9076            MentionUri::Directory { abs_path } => {
9077                let project = workspace.project();
9078                let Some(entry_id) = project.update(cx, |project, cx| {
9079                    let path = project.find_project_path(abs_path, cx)?;
9080                    project.entry_for_path(&path, cx).map(|entry| entry.id)
9081                }) else {
9082                    return;
9083                };
9084
9085                project.update(cx, |_, cx| {
9086                    cx.emit(project::Event::RevealInProjectPanel(entry_id));
9087                });
9088            }
9089            MentionUri::Symbol {
9090                abs_path: path,
9091                line_range,
9092                ..
9093            }
9094            | MentionUri::Selection {
9095                abs_path: Some(path),
9096                line_range,
9097            } => {
9098                let project = workspace.project();
9099                let Some(path) =
9100                    project.update(cx, |project, cx| project.find_project_path(path, cx))
9101                else {
9102                    return;
9103                };
9104
9105                let item = workspace.open_path(path, None, true, window, cx);
9106                window
9107                    .spawn(cx, async move |cx| {
9108                        let Some(editor) = item.await?.downcast::<Editor>() else {
9109                            return Ok(());
9110                        };
9111                        let range =
9112                            Point::new(*line_range.start(), 0)..Point::new(*line_range.start(), 0);
9113                        editor
9114                            .update_in(cx, |editor, window, cx| {
9115                                editor.change_selections(
9116                                    SelectionEffects::scroll(Autoscroll::center()),
9117                                    window,
9118                                    cx,
9119                                    |s| s.select_ranges(vec![range]),
9120                                );
9121                            })
9122                            .ok();
9123                        anyhow::Ok(())
9124                    })
9125                    .detach_and_log_err(cx);
9126            }
9127            MentionUri::Selection { abs_path: None, .. } => {}
9128            MentionUri::Thread { id, name } => {
9129                if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
9130                    panel.update(cx, |panel, cx| {
9131                        panel.open_thread(id, None, Some(name.into()), window, cx)
9132                    });
9133                }
9134            }
9135            MentionUri::Rule { id, .. } => {
9136                let PromptId::User { uuid } = id else {
9137                    return;
9138                };
9139                window.dispatch_action(
9140                    Box::new(OpenRulesLibrary {
9141                        prompt_to_select: Some(uuid.0),
9142                    }),
9143                    cx,
9144                )
9145            }
9146            MentionUri::Fetch { url } => {
9147                cx.open_url(url.as_str());
9148            }
9149            MentionUri::Diagnostics { .. } => {}
9150            MentionUri::TerminalSelection { .. } => {}
9151            MentionUri::GitDiff { .. } => {}
9152            MentionUri::MergeConflict { .. } => {}
9153        })
9154    } else {
9155        cx.open_url(&url);
9156    }
9157}