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;
  13
  14use gpui::{Corner, List};
  15use heapless::Vec as ArrayVec;
  16use language_model::{LanguageModelEffortLevel, Speed};
  17use settings::update_settings_file;
  18use ui::{ButtonLike, SpinnerLabel, SpinnerVariant, SplitButton, SplitButtonStyle, Tab};
  19use workspace::SERIALIZATION_THROTTLE_TIME;
  20
  21use super::*;
  22
  23#[derive(Default)]
  24struct ThreadFeedbackState {
  25    feedback: Option<ThreadFeedback>,
  26    comments_editor: Option<Entity<Editor>>,
  27}
  28
  29impl ThreadFeedbackState {
  30    pub fn submit(
  31        &mut self,
  32        thread: Entity<AcpThread>,
  33        feedback: ThreadFeedback,
  34        window: &mut Window,
  35        cx: &mut App,
  36    ) {
  37        let Some(telemetry) = thread.read(cx).connection().telemetry() else {
  38            return;
  39        };
  40
  41        let project = thread.read(cx).project().read(cx);
  42        let client = project.client();
  43        let user_store = project.user_store();
  44        let organization = user_store.read(cx).current_organization();
  45
  46        if self.feedback == Some(feedback) {
  47            return;
  48        }
  49
  50        self.feedback = Some(feedback);
  51        match feedback {
  52            ThreadFeedback::Positive => {
  53                self.comments_editor = None;
  54            }
  55            ThreadFeedback::Negative => {
  56                self.comments_editor = Some(Self::build_feedback_comments_editor(window, cx));
  57            }
  58        }
  59        let session_id = thread.read(cx).session_id().clone();
  60        let parent_session_id = thread.read(cx).parent_session_id().cloned();
  61        let agent_telemetry_id = thread.read(cx).connection().telemetry_id();
  62        let task = telemetry.thread_data(&session_id, cx);
  63        let rating = match feedback {
  64            ThreadFeedback::Positive => "positive",
  65            ThreadFeedback::Negative => "negative",
  66        };
  67        cx.background_spawn(async move {
  68            let thread = task.await?;
  69
  70            client
  71                .cloud_client()
  72                .submit_agent_feedback(SubmitAgentThreadFeedbackBody {
  73                    organization_id: organization.map(|organization| organization.id.clone()),
  74                    agent: agent_telemetry_id.to_string(),
  75                    session_id: session_id.to_string(),
  76                    parent_session_id: parent_session_id.map(|id| id.to_string()),
  77                    rating: rating.to_string(),
  78                    thread,
  79                })
  80                .await?;
  81
  82            anyhow::Ok(())
  83        })
  84        .detach_and_log_err(cx);
  85    }
  86
  87    pub fn submit_comments(&mut self, thread: Entity<AcpThread>, cx: &mut App) {
  88        let Some(telemetry) = thread.read(cx).connection().telemetry() else {
  89            return;
  90        };
  91
  92        let Some(comments) = self
  93            .comments_editor
  94            .as_ref()
  95            .map(|editor| editor.read(cx).text(cx))
  96            .filter(|text| !text.trim().is_empty())
  97        else {
  98            return;
  99        };
 100
 101        self.comments_editor.take();
 102
 103        let project = thread.read(cx).project().read(cx);
 104        let client = project.client();
 105        let user_store = project.user_store();
 106        let organization = user_store.read(cx).current_organization();
 107
 108        let session_id = thread.read(cx).session_id().clone();
 109        let agent_telemetry_id = thread.read(cx).connection().telemetry_id();
 110        let task = telemetry.thread_data(&session_id, cx);
 111        cx.background_spawn(async move {
 112            let thread = task.await?;
 113
 114            client
 115                .cloud_client()
 116                .submit_agent_feedback_comments(SubmitAgentThreadFeedbackCommentsBody {
 117                    organization_id: organization.map(|organization| organization.id.clone()),
 118                    agent: agent_telemetry_id.to_string(),
 119                    session_id: session_id.to_string(),
 120                    comments,
 121                    thread,
 122                })
 123                .await?;
 124
 125            anyhow::Ok(())
 126        })
 127        .detach_and_log_err(cx);
 128    }
 129
 130    pub fn clear(&mut self) {
 131        *self = Self::default()
 132    }
 133
 134    pub fn dismiss_comments(&mut self) {
 135        self.comments_editor.take();
 136    }
 137
 138    fn build_feedback_comments_editor(window: &mut Window, cx: &mut App) -> Entity<Editor> {
 139        let buffer = cx.new(|cx| {
 140            let empty_string = String::new();
 141            MultiBuffer::singleton(cx.new(|cx| Buffer::local(empty_string, cx)), cx)
 142        });
 143
 144        let editor = cx.new(|cx| {
 145            let mut editor = Editor::new(
 146                editor::EditorMode::AutoHeight {
 147                    min_lines: 1,
 148                    max_lines: Some(4),
 149                },
 150                buffer,
 151                None,
 152                window,
 153                cx,
 154            );
 155            editor.set_placeholder_text(
 156                "What went wrong? Share your feedback so we can improve.",
 157                window,
 158                cx,
 159            );
 160            editor
 161        });
 162
 163        editor.read(cx).focus_handle(cx).focus(window, cx);
 164        editor
 165    }
 166}
 167
 168struct GeneratingSpinner {
 169    variant: SpinnerVariant,
 170}
 171
 172impl GeneratingSpinner {
 173    fn new(variant: SpinnerVariant) -> Self {
 174        Self { variant }
 175    }
 176}
 177
 178impl Render for GeneratingSpinner {
 179    fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
 180        SpinnerLabel::with_variant(self.variant).size(LabelSize::Small)
 181    }
 182}
 183
 184#[derive(IntoElement)]
 185struct GeneratingSpinnerElement {
 186    variant: SpinnerVariant,
 187}
 188
 189impl GeneratingSpinnerElement {
 190    fn new(variant: SpinnerVariant) -> Self {
 191        Self { variant }
 192    }
 193}
 194
 195impl RenderOnce for GeneratingSpinnerElement {
 196    fn render(self, window: &mut Window, cx: &mut App) -> impl IntoElement {
 197        let id = match self.variant {
 198            SpinnerVariant::Dots => "generating-spinner-view",
 199            SpinnerVariant::Sand => "confirmation-spinner-view",
 200            _ => "spinner-view",
 201        };
 202        window.with_id(id, |window| {
 203            window.use_state(cx, |_, _| GeneratingSpinner::new(self.variant))
 204        })
 205    }
 206}
 207
 208pub enum AcpThreadViewEvent {
 209    FirstSendRequested { content: Vec<acp::ContentBlock> },
 210    MessageSentOrQueued,
 211}
 212
 213impl EventEmitter<AcpThreadViewEvent> for ThreadView {}
 214
 215/// Tracks the user's permission dropdown selection state for a specific tool call.
 216///
 217/// Default (no entry in the map) means the last dropdown choice is selected,
 218/// which is typically "Only this time".
 219#[derive(Clone)]
 220pub(crate) enum PermissionSelection {
 221    /// A specific choice from the dropdown (e.g., "Always for terminal", "Only this time").
 222    /// The index corresponds to the position in the `choices` list from `PermissionOptions`.
 223    Choice(usize),
 224    /// "Select options…" mode where individual command patterns can be toggled.
 225    /// Contains the indices of checked patterns in the `patterns` list.
 226    /// All patterns start checked when this mode is first activated.
 227    SelectedPatterns(Vec<usize>),
 228}
 229
 230impl PermissionSelection {
 231    /// Returns the choice index if a specific dropdown choice is selected,
 232    /// or `None` if in per-command pattern mode.
 233    pub(crate) fn choice_index(&self) -> Option<usize> {
 234        match self {
 235            Self::Choice(index) => Some(*index),
 236            Self::SelectedPatterns(_) => None,
 237        }
 238    }
 239
 240    fn is_pattern_checked(&self, index: usize) -> bool {
 241        match self {
 242            Self::SelectedPatterns(checked) => checked.contains(&index),
 243            _ => false,
 244        }
 245    }
 246
 247    fn has_any_checked_patterns(&self) -> bool {
 248        match self {
 249            Self::SelectedPatterns(checked) => !checked.is_empty(),
 250            _ => false,
 251        }
 252    }
 253
 254    fn toggle_pattern(&mut self, index: usize) {
 255        if let Self::SelectedPatterns(checked) = self {
 256            if let Some(pos) = checked.iter().position(|&i| i == index) {
 257                checked.swap_remove(pos);
 258            } else {
 259                checked.push(index);
 260            }
 261        }
 262    }
 263}
 264
 265pub struct ThreadView {
 266    pub session_id: acp::SessionId,
 267    pub parent_session_id: Option<acp::SessionId>,
 268    pub thread: Entity<AcpThread>,
 269    pub(crate) conversation: Entity<super::Conversation>,
 270    pub server_view: WeakEntity<ConversationView>,
 271    pub agent_icon: IconName,
 272    pub agent_icon_from_external_svg: Option<SharedString>,
 273    pub agent_id: AgentId,
 274    pub focus_handle: FocusHandle,
 275    pub workspace: WeakEntity<Workspace>,
 276    pub entry_view_state: Entity<EntryViewState>,
 277    pub title_editor: Entity<Editor>,
 278    pub config_options_view: Option<Entity<ConfigOptionsView>>,
 279    pub mode_selector: Option<Entity<ModeSelector>>,
 280    pub model_selector: Option<Entity<ModelSelectorPopover>>,
 281    pub profile_selector: Option<Entity<ProfileSelector>>,
 282    pub permission_dropdown_handle: PopoverMenuHandle<ContextMenu>,
 283    pub thread_retry_status: Option<RetryStatus>,
 284    pub(super) thread_error: Option<ThreadError>,
 285    pub thread_error_markdown: Option<Entity<Markdown>>,
 286    pub token_limit_callout_dismissed: bool,
 287    pub last_token_limit_telemetry: Option<acp_thread::TokenUsageRatio>,
 288    thread_feedback: ThreadFeedbackState,
 289    pub list_state: ListState,
 290    pub session_capabilities: SharedSessionCapabilities,
 291    /// Tracks which tool calls have their content/output expanded.
 292    /// Used for showing/hiding tool call results, terminal output, etc.
 293    pub expanded_tool_calls: HashSet<agent_client_protocol::ToolCallId>,
 294    pub expanded_tool_call_raw_inputs: HashSet<agent_client_protocol::ToolCallId>,
 295    pub expanded_thinking_blocks: HashSet<(usize, usize)>,
 296    auto_expanded_thinking_block: Option<(usize, usize)>,
 297    user_toggled_thinking_blocks: HashSet<(usize, usize)>,
 298    pub subagent_scroll_handles: RefCell<HashMap<acp::SessionId, ScrollHandle>>,
 299    pub edits_expanded: bool,
 300    pub plan_expanded: bool,
 301    pub queue_expanded: bool,
 302    pub editor_expanded: bool,
 303    pub should_be_following: bool,
 304    pub editing_message: Option<usize>,
 305    pub local_queued_messages: Vec<QueuedMessage>,
 306    pub queued_message_editors: Vec<Entity<MessageEditor>>,
 307    pub queued_message_editor_subscriptions: Vec<Subscription>,
 308    pub last_synced_queue_length: usize,
 309    pub turn_fields: TurnFields,
 310    pub discarded_partial_edits: HashSet<agent_client_protocol::ToolCallId>,
 311    pub is_loading_contents: bool,
 312    pub new_server_version_available: Option<SharedString>,
 313    pub resumed_without_history: bool,
 314    pub(crate) permission_selections:
 315        HashMap<agent_client_protocol::ToolCallId, PermissionSelection>,
 316    pub resume_thread_metadata: Option<AgentSessionInfo>,
 317    pub _cancel_task: Option<Task<()>>,
 318    _save_task: Option<Task<()>>,
 319    _draft_resolve_task: Option<Task<()>>,
 320    pub skip_queue_processing_count: usize,
 321    pub user_interrupted_generation: bool,
 322    pub can_fast_track_queue: bool,
 323    pub hovered_edited_file_buttons: Option<usize>,
 324    pub in_flight_prompt: Option<Vec<acp::ContentBlock>>,
 325    pub _subscriptions: Vec<Subscription>,
 326    pub message_editor: Entity<MessageEditor>,
 327    pub add_context_menu_handle: PopoverMenuHandle<ContextMenu>,
 328    pub thinking_effort_menu_handle: PopoverMenuHandle<ContextMenu>,
 329    pub project: WeakEntity<Project>,
 330    pub recent_history_entries: Vec<AgentSessionInfo>,
 331    pub hovered_recent_history_item: Option<usize>,
 332    pub show_external_source_prompt_warning: bool,
 333    pub show_codex_windows_warning: bool,
 334    pub multi_root_callout_dismissed: bool,
 335    pub generating_indicator_in_list: bool,
 336    pub history: Option<Entity<ThreadHistory>>,
 337    pub _history_subscription: Option<Subscription>,
 338}
 339impl Focusable for ThreadView {
 340    fn focus_handle(&self, cx: &App) -> FocusHandle {
 341        if self.parent_session_id.is_some() {
 342            self.focus_handle.clone()
 343        } else {
 344            self.active_editor(cx).focus_handle(cx)
 345        }
 346    }
 347}
 348
 349#[derive(Default)]
 350pub struct TurnFields {
 351    pub _turn_timer_task: Option<Task<()>>,
 352    pub last_turn_duration: Option<Duration>,
 353    pub last_turn_tokens: Option<u64>,
 354    pub turn_generation: usize,
 355    pub turn_started_at: Option<Instant>,
 356    pub turn_tokens: Option<u64>,
 357}
 358
 359impl ThreadView {
 360    pub(crate) fn new(
 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 session_id = thread.read(cx).session_id().clone();
 387        let parent_session_id = thread.read(cx).parent_session_id().cloned();
 388
 389        let has_commands = !session_capabilities.read().available_commands().is_empty();
 390        let placeholder = placeholder_text(agent_display_name.as_ref(), has_commands);
 391
 392        let history_subscription = history.as_ref().map(|h| {
 393            cx.observe(h, |this, history, cx| {
 394                this.update_recent_history_from_cache(&history, cx);
 395            })
 396        });
 397
 398        let mut should_auto_submit = false;
 399        let mut show_external_source_prompt_warning = false;
 400
 401        let message_editor = cx.new(|cx| {
 402            let mut editor = MessageEditor::new(
 403                workspace.clone(),
 404                project.clone(),
 405                thread_store,
 406                history.as_ref().map(|h| h.downgrade()),
 407                prompt_store,
 408                session_capabilities.clone(),
 409                agent_id.clone(),
 410                &placeholder,
 411                editor::EditorMode::AutoHeight {
 412                    min_lines: AgentSettings::get_global(cx).message_editor_min_lines,
 413                    max_lines: Some(AgentSettings::get_global(cx).set_message_editor_max_lines()),
 414                },
 415                window,
 416                cx,
 417            );
 418            if let Some(content) = initial_content {
 419                match content {
 420                    AgentInitialContent::ThreadSummary { session_id, title } => {
 421                        editor.insert_thread_summary(session_id, title, window, cx);
 422                    }
 423                    AgentInitialContent::ContentBlock {
 424                        blocks,
 425                        auto_submit,
 426                    } => {
 427                        should_auto_submit = auto_submit;
 428                        editor.set_message(blocks, window, cx);
 429                    }
 430                    AgentInitialContent::FromExternalSource(prompt) => {
 431                        show_external_source_prompt_warning = true;
 432                        // SECURITY: Be explicit about not auto submitting prompt from external source.
 433                        should_auto_submit = false;
 434                        editor.set_message(
 435                            vec![acp::ContentBlock::Text(acp::TextContent::new(
 436                                prompt.into_string(),
 437                            ))],
 438                            window,
 439                            cx,
 440                        );
 441                    }
 442                }
 443            } else if let Some(draft) = thread.read(cx).draft_prompt() {
 444                editor.set_message(draft.to_vec(), window, cx);
 445            }
 446            editor
 447        });
 448
 449        let show_codex_windows_warning = cfg!(windows)
 450            && project.upgrade().is_some_and(|p| p.read(cx).is_local())
 451            && agent_id.as_ref() == "Codex";
 452
 453        let title_editor = {
 454            let can_edit = thread.update(cx, |thread, cx| thread.can_set_title(cx));
 455            let editor = cx.new(|cx| {
 456                let mut editor = Editor::single_line(window, cx);
 457                if let Some(title) = thread.read(cx).title() {
 458                    editor.set_text(title, window, cx);
 459                } else {
 460                    editor.set_text(DEFAULT_THREAD_TITLE, window, cx);
 461                }
 462                editor.set_read_only(!can_edit);
 463                editor
 464            });
 465            subscriptions.push(cx.subscribe_in(&editor, window, Self::handle_title_editor_event));
 466            editor
 467        };
 468
 469        subscriptions.push(cx.subscribe_in(
 470            &entry_view_state,
 471            window,
 472            Self::handle_entry_view_event,
 473        ));
 474
 475        subscriptions.push(cx.subscribe_in(
 476            &message_editor,
 477            window,
 478            Self::handle_message_editor_event,
 479        ));
 480
 481        subscriptions.push(cx.observe(&message_editor, |this, editor, cx| {
 482            let is_empty = editor.read(cx).text(cx).is_empty();
 483            let draft_contents_task = if is_empty {
 484                None
 485            } else {
 486                Some(editor.update(cx, |editor, cx| editor.draft_contents(cx)))
 487            };
 488            this._draft_resolve_task = Some(cx.spawn(async move |this, cx| {
 489                let draft = if let Some(task) = draft_contents_task {
 490                    let blocks = task.await.ok().filter(|b| !b.is_empty());
 491                    blocks
 492                } else {
 493                    None
 494                };
 495                this.update(cx, |this, cx| {
 496                    this.thread.update(cx, |thread, _cx| {
 497                        thread.set_draft_prompt(draft);
 498                    });
 499                    this.schedule_save(cx);
 500                })
 501                .ok();
 502            }));
 503        }));
 504
 505        let recent_history_entries = history
 506            .as_ref()
 507            .map(|h| h.read(cx).get_recent_sessions(3))
 508            .unwrap_or_default();
 509
 510        let mut this = Self {
 511            session_id,
 512            parent_session_id,
 513            focus_handle: cx.focus_handle(),
 514            thread,
 515            conversation,
 516            server_view,
 517            agent_icon,
 518            agent_icon_from_external_svg,
 519            agent_id,
 520            workspace,
 521            entry_view_state,
 522            title_editor,
 523            config_options_view,
 524            mode_selector,
 525            model_selector,
 526            profile_selector,
 527            list_state,
 528            session_capabilities,
 529            resumed_without_history,
 530            _subscriptions: subscriptions,
 531            permission_dropdown_handle: PopoverMenuHandle::default(),
 532            thread_retry_status: None,
 533            thread_error: None,
 534            thread_error_markdown: None,
 535            token_limit_callout_dismissed: false,
 536            last_token_limit_telemetry: None,
 537            thread_feedback: Default::default(),
 538            expanded_tool_calls: HashSet::default(),
 539            expanded_tool_call_raw_inputs: HashSet::default(),
 540            expanded_thinking_blocks: HashSet::default(),
 541            auto_expanded_thinking_block: None,
 542            user_toggled_thinking_blocks: HashSet::default(),
 543            subagent_scroll_handles: RefCell::new(HashMap::default()),
 544            edits_expanded: false,
 545            plan_expanded: false,
 546            queue_expanded: true,
 547            editor_expanded: false,
 548            should_be_following: false,
 549            editing_message: None,
 550            local_queued_messages: Vec::new(),
 551            queued_message_editors: Vec::new(),
 552            queued_message_editor_subscriptions: Vec::new(),
 553            last_synced_queue_length: 0,
 554            turn_fields: TurnFields::default(),
 555            discarded_partial_edits: HashSet::default(),
 556            is_loading_contents: false,
 557            new_server_version_available: None,
 558            permission_selections: HashMap::default(),
 559            resume_thread_metadata: None,
 560            _cancel_task: None,
 561            _save_task: None,
 562            _draft_resolve_task: None,
 563            skip_queue_processing_count: 0,
 564            user_interrupted_generation: false,
 565            can_fast_track_queue: false,
 566            hovered_edited_file_buttons: None,
 567            in_flight_prompt: None,
 568            message_editor,
 569            add_context_menu_handle: PopoverMenuHandle::default(),
 570            thinking_effort_menu_handle: PopoverMenuHandle::default(),
 571            project,
 572            recent_history_entries,
 573            hovered_recent_history_item: None,
 574            show_external_source_prompt_warning,
 575            history,
 576            _history_subscription: history_subscription,
 577            show_codex_windows_warning,
 578            multi_root_callout_dismissed: false,
 579            generating_indicator_in_list: false,
 580        };
 581
 582        this.sync_generating_indicator(cx);
 583        this.sync_editor_mode_for_empty_state(cx);
 584        let list_state_for_scroll = this.list_state.clone();
 585        let thread_view = cx.entity().downgrade();
 586
 587        this.list_state
 588            .set_scroll_handler(move |_event, _window, cx| {
 589                let list_state = list_state_for_scroll.clone();
 590                let thread_view = thread_view.clone();
 591                // N.B. We must defer because the scroll handler is called while the
 592                // ListState's RefCell is mutably borrowed. Reading logical_scroll_top()
 593                // directly would panic from a double borrow.
 594                cx.defer(move |cx| {
 595                    let scroll_top = list_state.logical_scroll_top();
 596                    let _ = thread_view.update(cx, |this, cx| {
 597                        if let Some(thread) = this.as_native_thread(cx) {
 598                            thread.update(cx, |thread, _cx| {
 599                                thread.set_ui_scroll_position(Some(scroll_top));
 600                            });
 601                        }
 602                        this.schedule_save(cx);
 603                    });
 604                });
 605            });
 606
 607        if should_auto_submit {
 608            this.send(window, cx);
 609        }
 610        this
 611    }
 612
 613    /// Schedule a throttled save of the thread state (draft prompt, scroll position, etc.).
 614    /// Multiple calls within `SERIALIZATION_THROTTLE_TIME` are coalesced into a single save.
 615    fn schedule_save(&mut self, cx: &mut Context<Self>) {
 616        self._save_task = Some(cx.spawn(async move |this, cx| {
 617            cx.background_executor()
 618                .timer(SERIALIZATION_THROTTLE_TIME)
 619                .await;
 620            this.update(cx, |this, cx| {
 621                if let Some(thread) = this.as_native_thread(cx) {
 622                    thread.update(cx, |_thread, cx| cx.notify());
 623                }
 624            })
 625            .ok();
 626        }));
 627    }
 628
 629    pub fn handle_message_editor_event(
 630        &mut self,
 631        _editor: &Entity<MessageEditor>,
 632        event: &MessageEditorEvent,
 633        window: &mut Window,
 634        cx: &mut Context<Self>,
 635    ) {
 636        match event {
 637            MessageEditorEvent::Send => self.send(window, cx),
 638            MessageEditorEvent::SendImmediately => self.interrupt_and_send(window, cx),
 639            MessageEditorEvent::Cancel => self.cancel_generation(cx),
 640            MessageEditorEvent::Focus => {
 641                self.cancel_editing(&Default::default(), window, cx);
 642            }
 643            MessageEditorEvent::LostFocus => {}
 644            MessageEditorEvent::InputAttempted { .. } => {}
 645        }
 646    }
 647
 648    pub fn is_draft(&self, cx: &App) -> bool {
 649        self.thread.read(cx).entries().is_empty()
 650    }
 651
 652    pub(crate) fn as_native_connection(
 653        &self,
 654        cx: &App,
 655    ) -> Option<Rc<agent::NativeAgentConnection>> {
 656        let acp_thread = self.thread.read(cx);
 657        acp_thread.connection().clone().downcast()
 658    }
 659
 660    pub fn as_native_thread(&self, cx: &App) -> Option<Entity<agent::Thread>> {
 661        let acp_thread = self.thread.read(cx);
 662        self.as_native_connection(cx)?
 663            .thread(acp_thread.session_id(), cx)
 664    }
 665
 666    /// Resolves the message editor's contents into content blocks. For profiles
 667    /// that do not enable any tools, directory mentions are expanded to inline
 668    /// file contents since the agent can't read files on its own.
 669    fn resolve_message_contents(
 670        &self,
 671        message_editor: &Entity<MessageEditor>,
 672        cx: &mut App,
 673    ) -> Task<Result<(Vec<acp::ContentBlock>, Vec<Entity<Buffer>>)>> {
 674        let expand = self.as_native_thread(cx).is_some_and(|thread| {
 675            let thread = thread.read(cx);
 676            AgentSettings::get_global(cx)
 677                .profiles
 678                .get(thread.profile())
 679                .is_some_and(|profile| profile.tools.is_empty())
 680        });
 681        message_editor.update(cx, |message_editor, cx| message_editor.contents(expand, cx))
 682    }
 683
 684    pub fn current_model_id(&self, cx: &App) -> Option<String> {
 685        let selector = self.model_selector.as_ref()?;
 686        let model = selector.read(cx).active_model(cx)?;
 687        Some(model.id.to_string())
 688    }
 689
 690    pub fn current_mode_id(&self, cx: &App) -> Option<Arc<str>> {
 691        if let Some(thread) = self.as_native_thread(cx) {
 692            Some(thread.read(cx).profile().0.clone())
 693        } else {
 694            let mode_selector = self.mode_selector.as_ref()?;
 695            Some(mode_selector.read(cx).mode().0)
 696        }
 697    }
 698
 699    fn is_subagent(&self) -> bool {
 700        self.parent_session_id.is_some()
 701    }
 702
 703    /// Returns the currently active editor, either for a message that is being
 704    /// edited or the editor for a new message.
 705    pub(crate) fn active_editor(&self, cx: &App) -> Entity<MessageEditor> {
 706        if let Some(index) = self.editing_message
 707            && let Some(editor) = self
 708                .entry_view_state
 709                .read(cx)
 710                .entry(index)
 711                .and_then(|entry| entry.message_editor())
 712                .cloned()
 713        {
 714            editor
 715        } else {
 716            self.message_editor.clone()
 717        }
 718    }
 719
 720    pub fn has_queued_messages(&self) -> bool {
 721        !self.local_queued_messages.is_empty()
 722    }
 723
 724    pub fn is_imported_thread(&self, cx: &App) -> bool {
 725        let Some(thread) = self.as_native_thread(cx) else {
 726            return false;
 727        };
 728        thread.read(cx).is_imported()
 729    }
 730
 731    // events
 732
 733    pub fn handle_entry_view_event(
 734        &mut self,
 735        _: &Entity<EntryViewState>,
 736        event: &EntryViewEvent,
 737        window: &mut Window,
 738        cx: &mut Context<Self>,
 739    ) {
 740        match &event.view_event {
 741            ViewEvent::NewDiff(tool_call_id) => {
 742                if AgentSettings::get_global(cx).expand_edit_card {
 743                    self.expanded_tool_calls.insert(tool_call_id.clone());
 744                }
 745            }
 746            ViewEvent::NewTerminal(tool_call_id) => {
 747                if AgentSettings::get_global(cx).expand_terminal_card {
 748                    self.expanded_tool_calls.insert(tool_call_id.clone());
 749                }
 750            }
 751            ViewEvent::TerminalMovedToBackground(tool_call_id) => {
 752                self.expanded_tool_calls.remove(tool_call_id);
 753            }
 754            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::Focus) => {
 755                if let Some(AgentThreadEntry::UserMessage(user_message)) =
 756                    self.thread.read(cx).entries().get(event.entry_index)
 757                    && self.thread.read(cx).supports_truncate(cx)
 758                    && user_message.id.is_some()
 759                    && !self.is_subagent()
 760                {
 761                    self.editing_message = Some(event.entry_index);
 762                    cx.notify();
 763                }
 764            }
 765            ViewEvent::MessageEditorEvent(editor, MessageEditorEvent::LostFocus) => {
 766                if let Some(AgentThreadEntry::UserMessage(user_message)) =
 767                    self.thread.read(cx).entries().get(event.entry_index)
 768                    && self.thread.read(cx).supports_truncate(cx)
 769                    && user_message.id.is_some()
 770                    && !self.is_subagent()
 771                {
 772                    if editor.read(cx).text(cx).as_str() == user_message.content.to_markdown(cx) {
 773                        self.editing_message = None;
 774                        cx.notify();
 775                    }
 776                }
 777            }
 778            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::SendImmediately) => {}
 779            ViewEvent::MessageEditorEvent(editor, MessageEditorEvent::Send) => {
 780                if !self.is_subagent() {
 781                    self.regenerate(event.entry_index, editor.clone(), window, cx);
 782                }
 783            }
 784            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::Cancel) => {
 785                self.cancel_editing(&Default::default(), window, cx);
 786            }
 787            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::InputAttempted { .. }) => {}
 788            ViewEvent::OpenDiffLocation {
 789                path,
 790                position,
 791                split,
 792            } => {
 793                self.open_diff_location(path, *position, *split, window, cx);
 794            }
 795        }
 796    }
 797
 798    fn open_diff_location(
 799        &self,
 800        path: &str,
 801        position: Point,
 802        split: bool,
 803        window: &mut Window,
 804        cx: &mut Context<Self>,
 805    ) {
 806        let Some(project) = self.project.upgrade() else {
 807            return;
 808        };
 809        let Some(project_path) = project.read(cx).find_project_path(path, cx) else {
 810            return;
 811        };
 812
 813        let open_task = if split {
 814            self.workspace
 815                .update(cx, |workspace, cx| {
 816                    workspace.split_path(project_path, window, cx)
 817                })
 818                .log_err()
 819        } else {
 820            self.workspace
 821                .update(cx, |workspace, cx| {
 822                    workspace.open_path(project_path, None, true, window, cx)
 823                })
 824                .log_err()
 825        };
 826
 827        let Some(open_task) = open_task else {
 828            return;
 829        };
 830
 831        window
 832            .spawn(cx, async move |cx| {
 833                let item = open_task.await?;
 834                let Some(editor) = item.downcast::<Editor>() else {
 835                    return anyhow::Ok(());
 836                };
 837                editor.update_in(cx, |editor, window, cx| {
 838                    editor.change_selections(
 839                        SelectionEffects::scroll(Autoscroll::center()),
 840                        window,
 841                        cx,
 842                        |selections| {
 843                            selections.select_ranges([position..position]);
 844                        },
 845                    );
 846                })?;
 847                anyhow::Ok(())
 848            })
 849            .detach_and_log_err(cx);
 850    }
 851
 852    // turns
 853
 854    pub fn start_turn(&mut self, cx: &mut Context<Self>) -> usize {
 855        self.turn_fields.turn_generation += 1;
 856        let generation = self.turn_fields.turn_generation;
 857        self.turn_fields.turn_started_at = Some(Instant::now());
 858        self.turn_fields.last_turn_duration = None;
 859        self.turn_fields.last_turn_tokens = None;
 860        self.turn_fields.turn_tokens = Some(0);
 861        self.turn_fields._turn_timer_task = Some(cx.spawn(async move |this, cx| {
 862            loop {
 863                cx.background_executor().timer(Duration::from_secs(1)).await;
 864                if this.update(cx, |_, cx| cx.notify()).is_err() {
 865                    break;
 866                }
 867            }
 868        }));
 869        generation
 870    }
 871
 872    pub fn stop_turn(&mut self, generation: usize, _cx: &mut Context<Self>) {
 873        if self.turn_fields.turn_generation != generation {
 874            return;
 875        }
 876        self.turn_fields.last_turn_duration = self
 877            .turn_fields
 878            .turn_started_at
 879            .take()
 880            .map(|started| started.elapsed());
 881        self.turn_fields.last_turn_tokens = self.turn_fields.turn_tokens.take();
 882        self.turn_fields._turn_timer_task = None;
 883    }
 884
 885    pub fn update_turn_tokens(&mut self, cx: &App) {
 886        if let Some(usage) = self.thread.read(cx).token_usage() {
 887            if let Some(tokens) = &mut self.turn_fields.turn_tokens {
 888                *tokens += usage.output_tokens;
 889            }
 890        }
 891    }
 892
 893    // sending
 894
 895    fn clear_external_source_prompt_warning(&mut self, cx: &mut Context<Self>) {
 896        if self.show_external_source_prompt_warning {
 897            self.show_external_source_prompt_warning = false;
 898            cx.notify();
 899        }
 900    }
 901
 902    pub fn send(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 903        let thread = &self.thread;
 904
 905        if self.is_loading_contents {
 906            return;
 907        }
 908
 909        let message_editor = self.message_editor.clone();
 910
 911        // Intercept the first send so the agent panel can capture the full
 912        // content blocks — needed for "Start thread in New Worktree",
 913        // which must create a workspace before sending the message there.
 914        let intercept_first_send = self.thread.read(cx).entries().is_empty()
 915            && !message_editor.read(cx).is_empty(cx)
 916            && self
 917                .workspace
 918                .upgrade()
 919                .and_then(|workspace| workspace.read(cx).panel::<AgentPanel>(cx))
 920                .is_some_and(|panel| {
 921                    !matches!(
 922                        panel.read(cx).start_thread_in(),
 923                        StartThreadIn::LocalProject
 924                    )
 925                });
 926
 927        if intercept_first_send {
 928            cx.emit(AcpThreadViewEvent::MessageSentOrQueued);
 929            let content_task = self.resolve_message_contents(&message_editor, cx);
 930
 931            cx.spawn(async move |this, cx| match content_task.await {
 932                Ok((content, _tracked_buffers)) => {
 933                    if content.is_empty() {
 934                        return;
 935                    }
 936
 937                    this.update(cx, |_, cx| {
 938                        cx.emit(AcpThreadViewEvent::FirstSendRequested { content });
 939                    })
 940                    .ok();
 941                }
 942                Err(error) => {
 943                    this.update(cx, |this, cx| {
 944                        this.handle_thread_error(error, cx);
 945                    })
 946                    .ok();
 947                }
 948            })
 949            .detach();
 950
 951            return;
 952        }
 953
 954        let is_editor_empty = message_editor.read(cx).is_empty(cx);
 955        let is_generating = thread.read(cx).status() != ThreadStatus::Idle;
 956
 957        let has_queued = self.has_queued_messages();
 958        if is_editor_empty && self.can_fast_track_queue && has_queued {
 959            self.can_fast_track_queue = false;
 960            cx.emit(AcpThreadViewEvent::MessageSentOrQueued);
 961            self.send_queued_message_at_index(0, true, window, cx);
 962            return;
 963        }
 964
 965        if is_editor_empty {
 966            return;
 967        }
 968
 969        if is_generating {
 970            cx.emit(AcpThreadViewEvent::MessageSentOrQueued);
 971            self.queue_message(message_editor, window, cx);
 972            return;
 973        }
 974
 975        let text = message_editor.read(cx).text(cx);
 976        let text = text.trim();
 977        if text == "/login" || text == "/logout" {
 978            let connection = thread.read(cx).connection().clone();
 979            let can_login = !connection.auth_methods().is_empty();
 980            // Does the agent have a specific logout command? Prefer that in case they need to reset internal state.
 981            let logout_supported = text == "/logout"
 982                && self
 983                    .session_capabilities
 984                    .read()
 985                    .available_commands()
 986                    .iter()
 987                    .any(|command| command.name == "logout");
 988            if can_login && !logout_supported {
 989                message_editor.update(cx, |editor, cx| editor.clear(window, cx));
 990                self.clear_external_source_prompt_warning(cx);
 991
 992                let connection = self.thread.read(cx).connection().clone();
 993                window.defer(cx, {
 994                    let agent_id = self.agent_id.clone();
 995                    let server_view = self.server_view.clone();
 996                    move |window, cx| {
 997                        ConversationView::handle_auth_required(
 998                            server_view.clone(),
 999                            AuthRequired::new(),
1000                            agent_id,
1001                            connection,
1002                            window,
1003                            cx,
1004                        );
1005                    }
1006                });
1007                cx.notify();
1008                return;
1009            }
1010        }
1011
1012        cx.emit(AcpThreadViewEvent::MessageSentOrQueued);
1013        self.send_impl(message_editor, window, cx)
1014    }
1015
1016    pub fn send_impl(
1017        &mut self,
1018        message_editor: Entity<MessageEditor>,
1019        window: &mut Window,
1020        cx: &mut Context<Self>,
1021    ) {
1022        let contents = self.resolve_message_contents(&message_editor, cx);
1023
1024        self.thread_error.take();
1025        self.thread_feedback.clear();
1026        self.editing_message.take();
1027
1028        if self.should_be_following {
1029            self.workspace
1030                .update(cx, |workspace, cx| {
1031                    workspace.follow(CollaboratorId::Agent, window, cx);
1032                })
1033                .ok();
1034        }
1035
1036        let contents_task = cx.spawn_in(window, async move |_this, cx| {
1037            let (contents, tracked_buffers) = contents.await?;
1038
1039            if contents.is_empty() {
1040                return Ok(None);
1041            }
1042
1043            let _ = cx.update(|window, cx| {
1044                message_editor.update(cx, |message_editor, cx| {
1045                    message_editor.clear(window, cx);
1046                });
1047            });
1048
1049            Ok(Some((contents, tracked_buffers)))
1050        });
1051
1052        self.send_content(contents_task, window, cx);
1053    }
1054
1055    pub fn send_content(
1056        &mut self,
1057        contents_task: Task<anyhow::Result<Option<(Vec<acp::ContentBlock>, Vec<Entity<Buffer>>)>>>,
1058        window: &mut Window,
1059        cx: &mut Context<Self>,
1060    ) {
1061        let session_id = self.thread.read(cx).session_id().clone();
1062        let parent_session_id = self.thread.read(cx).parent_session_id().cloned();
1063        let agent_telemetry_id = self.thread.read(cx).connection().telemetry_id();
1064        let is_first_message = self.thread.read(cx).entries().is_empty();
1065        let thread = self.thread.downgrade();
1066
1067        self.is_loading_contents = true;
1068
1069        let model_id = self.current_model_id(cx);
1070        let mode_id = self.current_mode_id(cx);
1071        let guard = cx.new(|_| ());
1072        cx.observe_release(&guard, |this, _guard, cx| {
1073            this.is_loading_contents = false;
1074            cx.notify();
1075        })
1076        .detach();
1077
1078        let task = cx.spawn_in(window, async move |this, cx| {
1079            let Some((contents, tracked_buffers)) = contents_task.await? else {
1080                return Ok(());
1081            };
1082
1083            let generation = this.update(cx, |this, cx| {
1084                this.clear_external_source_prompt_warning(cx);
1085                let generation = this.start_turn(cx);
1086                this.in_flight_prompt = Some(contents.clone());
1087                generation
1088            })?;
1089
1090            this.update_in(cx, |this, _window, cx| {
1091                this.set_editor_is_expanded(false, cx);
1092            })?;
1093
1094            let _ = this.update(cx, |this, cx| {
1095                this.list_state.scroll_to_end();
1096                cx.notify();
1097            });
1098
1099            let _stop_turn = defer({
1100                let this = this.clone();
1101                let mut cx = cx.clone();
1102                move || {
1103                    this.update(&mut cx, |this, cx| {
1104                        this.stop_turn(generation, cx);
1105                        cx.notify();
1106                    })
1107                    .ok();
1108                }
1109            });
1110            if is_first_message && thread.read_with(cx, |thread, _cx| thread.title().is_none())? {
1111                let text: String = contents
1112                    .iter()
1113                    .filter_map(|block| match block {
1114                        acp::ContentBlock::Text(text_content) => Some(text_content.text.clone()),
1115                        acp::ContentBlock::ResourceLink(resource_link) => {
1116                            Some(format!("@{}", resource_link.name))
1117                        }
1118                        _ => None,
1119                    })
1120                    .collect::<Vec<_>>()
1121                    .join(" ");
1122                let text = text.lines().next().unwrap_or("").trim();
1123                if !text.is_empty() {
1124                    let title: SharedString = util::truncate_and_trailoff(text, 200).into();
1125                    thread.update(cx, |thread, cx| {
1126                        thread.set_provisional_title(title, cx);
1127                    })?;
1128                }
1129            }
1130
1131            let turn_start_time = Instant::now();
1132            let send = thread.update(cx, |thread, cx| {
1133                thread.action_log().update(cx, |action_log, cx| {
1134                    for buffer in tracked_buffers {
1135                        action_log.buffer_read(buffer, cx)
1136                    }
1137                });
1138                drop(guard);
1139
1140                telemetry::event!(
1141                    "Agent Message Sent",
1142                    agent = agent_telemetry_id,
1143                    session = session_id,
1144                    parent_session_id = parent_session_id.as_ref().map(|id| id.to_string()),
1145                    model = model_id,
1146                    mode = mode_id
1147                );
1148
1149                thread.send(contents, cx)
1150            })?;
1151
1152            let _ = this.update(cx, |this, cx| {
1153                this.sync_generating_indicator(cx);
1154                cx.notify();
1155            });
1156
1157            let res = send.await;
1158            let turn_time_ms = turn_start_time.elapsed().as_millis();
1159            drop(_stop_turn);
1160            let status = if res.is_ok() {
1161                let _ = this.update(cx, |this, _| this.in_flight_prompt.take());
1162                "success"
1163            } else {
1164                "failure"
1165            };
1166            telemetry::event!(
1167                "Agent Turn Completed",
1168                agent = agent_telemetry_id,
1169                session = session_id,
1170                parent_session_id = parent_session_id.as_ref().map(|id| id.to_string()),
1171                model = model_id,
1172                mode = mode_id,
1173                status,
1174                turn_time_ms,
1175            );
1176            res.map(|_| ())
1177        });
1178
1179        cx.spawn(async move |this, cx| {
1180            if let Err(err) = task.await {
1181                this.update(cx, |this, cx| {
1182                    this.handle_thread_error(err, cx);
1183                })
1184                .ok();
1185            } else {
1186                this.update(cx, |this, cx| {
1187                    let should_be_following = this
1188                        .workspace
1189                        .update(cx, |workspace, _| {
1190                            workspace.is_being_followed(CollaboratorId::Agent)
1191                        })
1192                        .unwrap_or_default();
1193                    this.should_be_following = should_be_following;
1194                })
1195                .ok();
1196            }
1197        })
1198        .detach();
1199    }
1200
1201    pub fn interrupt_and_send(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1202        let thread = &self.thread;
1203
1204        if self.is_loading_contents {
1205            return;
1206        }
1207
1208        let message_editor = self.message_editor.clone();
1209        if thread.read(cx).status() == ThreadStatus::Idle {
1210            self.send_impl(message_editor, window, cx);
1211            return;
1212        }
1213
1214        self.stop_current_and_send_new_message(message_editor, window, cx);
1215    }
1216
1217    fn stop_current_and_send_new_message(
1218        &mut self,
1219        message_editor: Entity<MessageEditor>,
1220        window: &mut Window,
1221        cx: &mut Context<Self>,
1222    ) {
1223        let thread = self.thread.clone();
1224        self.skip_queue_processing_count = 0;
1225        self.user_interrupted_generation = true;
1226
1227        let cancelled = thread.update(cx, |thread, cx| thread.cancel(cx));
1228
1229        cx.spawn_in(window, async move |this, cx| {
1230            cancelled.await;
1231
1232            this.update_in(cx, |this, window, cx| {
1233                this.send_impl(message_editor, window, cx);
1234            })
1235            .ok();
1236        })
1237        .detach();
1238    }
1239
1240    pub(crate) fn handle_thread_error(
1241        &mut self,
1242        error: impl Into<ThreadError>,
1243        cx: &mut Context<Self>,
1244    ) {
1245        let error = error.into();
1246        self.emit_thread_error_telemetry(&error, cx);
1247        self.thread_error = Some(error);
1248        cx.notify();
1249    }
1250
1251    fn emit_thread_error_telemetry(&self, error: &ThreadError, cx: &mut Context<Self>) {
1252        let (error_kind, acp_error_code, message): (&str, Option<SharedString>, SharedString) =
1253            match error {
1254                ThreadError::PaymentRequired => (
1255                    "payment_required",
1256                    None,
1257                    "You reached your free usage limit. Upgrade to Zed Pro for more prompts."
1258                        .into(),
1259                ),
1260                ThreadError::Refusal => {
1261                    let model_or_agent_name = self.current_model_name(cx);
1262                    let message = format!(
1263                        "{} 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.",
1264                        model_or_agent_name
1265                    );
1266                    ("refusal", None, message.into())
1267                }
1268                ThreadError::AuthenticationRequired(message) => {
1269                    ("authentication_required", None, message.clone())
1270                }
1271                ThreadError::RateLimitExceeded { provider } => (
1272                    "rate_limit_exceeded",
1273                    None,
1274                    format!("{provider}'s rate limit was reached.").into(),
1275                ),
1276                ThreadError::ServerOverloaded { provider } => (
1277                    "server_overloaded",
1278                    None,
1279                    format!("{provider}'s servers are temporarily unavailable.").into(),
1280                ),
1281                ThreadError::PromptTooLarge => (
1282                    "prompt_too_large",
1283                    None,
1284                    "Context too large for the model's context window.".into(),
1285                ),
1286                ThreadError::NoApiKey { provider } => (
1287                    "no_api_key",
1288                    None,
1289                    format!("No API key configured for {provider}.").into(),
1290                ),
1291                ThreadError::StreamError { provider } => (
1292                    "stream_error",
1293                    None,
1294                    format!("Connection to {provider}'s API was interrupted.").into(),
1295                ),
1296                ThreadError::InvalidApiKey { provider } => (
1297                    "invalid_api_key",
1298                    None,
1299                    format!("Invalid or expired API key for {provider}.").into(),
1300                ),
1301                ThreadError::PermissionDenied { provider } => (
1302                    "permission_denied",
1303                    None,
1304                    format!(
1305                        "{provider}'s API rejected the request due to insufficient permissions."
1306                    )
1307                    .into(),
1308                ),
1309                ThreadError::RequestFailed => (
1310                    "request_failed",
1311                    None,
1312                    "Request could not be completed after multiple attempts.".into(),
1313                ),
1314                ThreadError::MaxOutputTokens => (
1315                    "max_output_tokens",
1316                    None,
1317                    "Model reached its maximum output length.".into(),
1318                ),
1319                ThreadError::NoModelSelected => {
1320                    ("no_model_selected", None, "No model selected.".into())
1321                }
1322                ThreadError::ApiError { provider } => (
1323                    "api_error",
1324                    None,
1325                    format!("{provider}'s API returned an unexpected error.").into(),
1326                ),
1327                ThreadError::Other {
1328                    acp_error_code,
1329                    message,
1330                } => ("other", acp_error_code.clone(), message.clone()),
1331            };
1332
1333        let agent_telemetry_id = self.thread.read(cx).connection().telemetry_id();
1334        let session_id = self.thread.read(cx).session_id().clone();
1335        let parent_session_id = self
1336            .thread
1337            .read(cx)
1338            .parent_session_id()
1339            .map(|id| id.to_string());
1340
1341        telemetry::event!(
1342            "Agent Panel Error Shown",
1343            agent = agent_telemetry_id,
1344            session_id = session_id,
1345            parent_session_id = parent_session_id,
1346            kind = error_kind,
1347            acp_error_code = acp_error_code,
1348            message = message,
1349        );
1350    }
1351
1352    pub fn cancel_generation(&mut self, cx: &mut Context<Self>) {
1353        self.thread_retry_status.take();
1354        self.thread_error.take();
1355        self.user_interrupted_generation = true;
1356        self._cancel_task = Some(self.thread.update(cx, |thread, cx| thread.cancel(cx)));
1357        self.sync_generating_indicator(cx);
1358        cx.notify();
1359    }
1360
1361    pub fn retry_generation(&mut self, cx: &mut Context<Self>) {
1362        self.thread_error.take();
1363
1364        let thread = &self.thread;
1365        if !thread.read(cx).can_retry(cx) {
1366            return;
1367        }
1368
1369        let task = thread.update(cx, |thread, cx| thread.retry(cx));
1370        self.sync_generating_indicator(cx);
1371        cx.notify();
1372        cx.spawn(async move |this, cx| {
1373            let result = task.await;
1374
1375            this.update(cx, |this, cx| {
1376                if let Err(err) = result {
1377                    this.handle_thread_error(err, cx);
1378                }
1379            })
1380        })
1381        .detach();
1382    }
1383
1384    pub fn regenerate(
1385        &mut self,
1386        entry_ix: usize,
1387        message_editor: Entity<MessageEditor>,
1388        window: &mut Window,
1389        cx: &mut Context<Self>,
1390    ) {
1391        if self.is_loading_contents {
1392            return;
1393        }
1394        let thread = self.thread.clone();
1395
1396        let Some(user_message_id) = thread.update(cx, |thread, _| {
1397            thread.entries().get(entry_ix)?.user_message()?.id.clone()
1398        }) else {
1399            return;
1400        };
1401
1402        cx.spawn_in(window, async move |this, cx| {
1403            // Check if there are any edits from prompts before the one being regenerated.
1404            //
1405            // If there are, we keep/accept them since we're not regenerating the prompt that created them.
1406            //
1407            // If editing the prompt that generated the edits, they are auto-rejected
1408            // through the `rewind` function in the `acp_thread`.
1409            let has_earlier_edits = thread.read_with(cx, |thread, _| {
1410                thread
1411                    .entries()
1412                    .iter()
1413                    .take(entry_ix)
1414                    .any(|entry| entry.diffs().next().is_some())
1415            });
1416
1417            if has_earlier_edits {
1418                thread.update(cx, |thread, cx| {
1419                    thread.action_log().update(cx, |action_log, cx| {
1420                        action_log.keep_all_edits(None, cx);
1421                    });
1422                });
1423            }
1424
1425            thread
1426                .update(cx, |thread, cx| thread.rewind(user_message_id, cx))
1427                .await?;
1428            this.update_in(cx, |thread, window, cx| {
1429                thread.send_impl(message_editor, window, cx);
1430                thread.focus_handle(cx).focus(window, cx);
1431            })?;
1432            anyhow::Ok(())
1433        })
1434        .detach_and_log_err(cx);
1435    }
1436
1437    // message queueing
1438
1439    fn queue_message(
1440        &mut self,
1441        message_editor: Entity<MessageEditor>,
1442        window: &mut Window,
1443        cx: &mut Context<Self>,
1444    ) {
1445        let is_idle = self.thread.read(cx).status() == acp_thread::ThreadStatus::Idle;
1446
1447        if is_idle {
1448            self.send_impl(message_editor, window, cx);
1449            return;
1450        }
1451
1452        let contents = self.resolve_message_contents(&message_editor, cx);
1453
1454        cx.spawn_in(window, async move |this, cx| {
1455            let (content, tracked_buffers) = contents.await?;
1456
1457            if content.is_empty() {
1458                return Ok::<(), anyhow::Error>(());
1459            }
1460
1461            this.update_in(cx, |this, window, cx| {
1462                this.add_to_queue(content, tracked_buffers, cx);
1463                this.can_fast_track_queue = true;
1464                message_editor.update(cx, |message_editor, cx| {
1465                    message_editor.clear(window, cx);
1466                });
1467                cx.notify();
1468            })?;
1469            Ok(())
1470        })
1471        .detach_and_log_err(cx);
1472    }
1473
1474    pub fn add_to_queue(
1475        &mut self,
1476        content: Vec<acp::ContentBlock>,
1477        tracked_buffers: Vec<Entity<Buffer>>,
1478        cx: &mut Context<Self>,
1479    ) {
1480        self.local_queued_messages.push(QueuedMessage {
1481            content,
1482            tracked_buffers,
1483        });
1484        self.sync_queue_flag_to_native_thread(cx);
1485    }
1486
1487    pub fn remove_from_queue(
1488        &mut self,
1489        index: usize,
1490        cx: &mut Context<Self>,
1491    ) -> Option<QueuedMessage> {
1492        if index < self.local_queued_messages.len() {
1493            let removed = self.local_queued_messages.remove(index);
1494            self.sync_queue_flag_to_native_thread(cx);
1495            Some(removed)
1496        } else {
1497            None
1498        }
1499    }
1500
1501    pub fn sync_queue_flag_to_native_thread(&self, cx: &mut Context<Self>) {
1502        if let Some(native_thread) = self.as_native_thread(cx) {
1503            let has_queued = self.has_queued_messages();
1504            native_thread.update(cx, |thread, _| {
1505                thread.set_has_queued_message(has_queued);
1506            });
1507        }
1508    }
1509
1510    pub fn send_queued_message_at_index(
1511        &mut self,
1512        index: usize,
1513        is_send_now: bool,
1514        window: &mut Window,
1515        cx: &mut Context<Self>,
1516    ) {
1517        let Some(queued) = self.remove_from_queue(index, cx) else {
1518            return;
1519        };
1520
1521        self.message_editor.focus_handle(cx).focus(window, cx);
1522
1523        let content = queued.content;
1524        let tracked_buffers = queued.tracked_buffers;
1525
1526        // Only increment skip count for "Send Now" operations (out-of-order sends)
1527        // Normal auto-processing from the Stopped handler doesn't need to skip.
1528        // We only skip the Stopped event from the cancelled generation, NOT the
1529        // Stopped event from the newly sent message (which should trigger queue processing).
1530        if is_send_now {
1531            let is_generating =
1532                self.thread.read(cx).status() == acp_thread::ThreadStatus::Generating;
1533            self.skip_queue_processing_count += if is_generating { 1 } else { 0 };
1534        }
1535
1536        let cancelled = self.thread.update(cx, |thread, cx| thread.cancel(cx));
1537
1538        let workspace = self.workspace.clone();
1539
1540        let should_be_following = self.should_be_following;
1541        let contents_task = cx.spawn_in(window, async move |_this, cx| {
1542            cancelled.await;
1543            if should_be_following {
1544                workspace
1545                    .update_in(cx, |workspace, window, cx| {
1546                        workspace.follow(CollaboratorId::Agent, window, cx);
1547                    })
1548                    .ok();
1549            }
1550
1551            Ok(Some((content, tracked_buffers)))
1552        });
1553
1554        self.send_content(contents_task, window, cx);
1555    }
1556
1557    pub fn move_queued_message_to_main_editor(
1558        &mut self,
1559        index: usize,
1560        inserted_text: Option<&str>,
1561        cursor_offset: Option<usize>,
1562        window: &mut Window,
1563        cx: &mut Context<Self>,
1564    ) -> bool {
1565        let Some(queued_message) = self.remove_from_queue(index, cx) else {
1566            return false;
1567        };
1568        let queued_content = queued_message.content;
1569        let message_editor = self.message_editor.clone();
1570        let inserted_text = inserted_text.map(ToOwned::to_owned);
1571
1572        window.focus(&message_editor.focus_handle(cx), cx);
1573
1574        if message_editor.read(cx).is_empty(cx) {
1575            message_editor.update(cx, |editor, cx| {
1576                editor.set_message(queued_content, window, cx);
1577                if let Some(offset) = cursor_offset {
1578                    editor.set_cursor_offset(offset, window, cx);
1579                }
1580                if let Some(inserted_text) = inserted_text.as_deref() {
1581                    editor.insert_text(inserted_text, window, cx);
1582                }
1583            });
1584            cx.notify();
1585            return true;
1586        }
1587
1588        // Adjust cursor offset accounting for existing content
1589        let existing_len = message_editor.read(cx).text(cx).len();
1590        let separator = "\n\n";
1591
1592        message_editor.update(cx, |editor, cx| {
1593            editor.append_message(queued_content, Some(separator), window, cx);
1594            if let Some(offset) = cursor_offset {
1595                let adjusted_offset = existing_len + separator.len() + offset;
1596                editor.set_cursor_offset(adjusted_offset, window, cx);
1597            }
1598            if let Some(inserted_text) = inserted_text.as_deref() {
1599                editor.insert_text(inserted_text, window, cx);
1600            }
1601        });
1602
1603        cx.notify();
1604        true
1605    }
1606
1607    // editor methods
1608
1609    pub fn expand_message_editor(
1610        &mut self,
1611        _: &ExpandMessageEditor,
1612        _window: &mut Window,
1613        cx: &mut Context<Self>,
1614    ) {
1615        if self.list_state.item_count() == 0 {
1616            return;
1617        }
1618        self.set_editor_is_expanded(!self.editor_expanded, cx);
1619        cx.stop_propagation();
1620        cx.notify();
1621    }
1622
1623    pub fn set_editor_is_expanded(&mut self, is_expanded: bool, cx: &mut Context<Self>) {
1624        self.editor_expanded = is_expanded;
1625        self.message_editor.update(cx, |editor, cx| {
1626            if is_expanded {
1627                editor.set_mode(
1628                    EditorMode::Full {
1629                        scale_ui_elements_with_buffer_font_size: false,
1630                        show_active_line_background: false,
1631                        sizing_behavior: SizingBehavior::ExcludeOverscrollMargin,
1632                    },
1633                    cx,
1634                )
1635            } else {
1636                let agent_settings = AgentSettings::get_global(cx);
1637                editor.set_mode(
1638                    EditorMode::AutoHeight {
1639                        min_lines: agent_settings.message_editor_min_lines,
1640                        max_lines: Some(agent_settings.set_message_editor_max_lines()),
1641                    },
1642                    cx,
1643                )
1644            }
1645        });
1646        cx.notify();
1647    }
1648
1649    pub fn handle_title_editor_event(
1650        &mut self,
1651        title_editor: &Entity<Editor>,
1652        event: &EditorEvent,
1653        window: &mut Window,
1654        cx: &mut Context<Self>,
1655    ) {
1656        let thread = &self.thread;
1657
1658        match event {
1659            EditorEvent::BufferEdited => {
1660                // We only want to set the title if the user has actively edited
1661                // it. If the title editor is not focused, we programmatically
1662                // changed the text, so we don't want to set the title again.
1663                if !title_editor.read(cx).is_focused(window) {
1664                    return;
1665                }
1666
1667                let new_title = title_editor.read(cx).text(cx);
1668                thread.update(cx, |thread, cx| {
1669                    thread
1670                        .set_title(new_title.into(), cx)
1671                        .detach_and_log_err(cx);
1672                })
1673            }
1674            EditorEvent::Blurred => {
1675                if title_editor.read(cx).text(cx).is_empty() {
1676                    title_editor.update(cx, |editor, cx| {
1677                        editor.set_text(DEFAULT_THREAD_TITLE, window, cx);
1678                    });
1679                }
1680            }
1681            _ => {}
1682        }
1683    }
1684
1685    pub fn cancel_editing(&mut self, _: &ClickEvent, window: &mut Window, cx: &mut Context<Self>) {
1686        if let Some(index) = self.editing_message.take()
1687            && let Some(editor) = &self
1688                .entry_view_state
1689                .read(cx)
1690                .entry(index)
1691                .and_then(|e| e.message_editor())
1692                .cloned()
1693        {
1694            editor.update(cx, |editor, cx| {
1695                if let Some(user_message) = self
1696                    .thread
1697                    .read(cx)
1698                    .entries()
1699                    .get(index)
1700                    .and_then(|e| e.user_message())
1701                {
1702                    editor.set_message(user_message.chunks.clone(), window, cx);
1703                }
1704            })
1705        };
1706        self.message_editor.focus_handle(cx).focus(window, cx);
1707        cx.notify();
1708    }
1709
1710    pub fn authorize_tool_call(
1711        &mut self,
1712        session_id: acp::SessionId,
1713        tool_call_id: acp::ToolCallId,
1714        outcome: SelectedPermissionOutcome,
1715        window: &mut Window,
1716        cx: &mut Context<Self>,
1717    ) {
1718        self.conversation.update(cx, |conversation, cx| {
1719            conversation.authorize_tool_call(session_id, tool_call_id, outcome, cx);
1720        });
1721        if self.should_be_following {
1722            self.workspace
1723                .update(cx, |workspace, cx| {
1724                    workspace.follow(CollaboratorId::Agent, window, cx);
1725                })
1726                .ok();
1727        }
1728        cx.notify();
1729    }
1730
1731    pub fn allow_always(&mut self, _: &AllowAlways, window: &mut Window, cx: &mut Context<Self>) {
1732        self.authorize_pending_tool_call(acp::PermissionOptionKind::AllowAlways, window, cx);
1733    }
1734
1735    pub fn allow_once(&mut self, _: &AllowOnce, window: &mut Window, cx: &mut Context<Self>) {
1736        self.authorize_pending_with_granularity(true, window, cx);
1737    }
1738
1739    pub fn reject_once(&mut self, _: &RejectOnce, window: &mut Window, cx: &mut Context<Self>) {
1740        self.authorize_pending_with_granularity(false, window, cx);
1741    }
1742
1743    pub fn authorize_pending_tool_call(
1744        &mut self,
1745        kind: acp::PermissionOptionKind,
1746        window: &mut Window,
1747        cx: &mut Context<Self>,
1748    ) -> Option<()> {
1749        let session_id = self.thread.read(cx).session_id().clone();
1750        self.conversation.update(cx, |conversation, cx| {
1751            conversation.authorize_pending_tool_call(&session_id, kind, cx)
1752        })?;
1753        if self.should_be_following {
1754            self.workspace
1755                .update(cx, |workspace, cx| {
1756                    workspace.follow(CollaboratorId::Agent, window, cx);
1757                })
1758                .ok();
1759        }
1760        cx.notify();
1761        Some(())
1762    }
1763
1764    fn is_waiting_for_confirmation(entry: &AgentThreadEntry) -> bool {
1765        if let AgentThreadEntry::ToolCall(tool_call) = entry {
1766            matches!(
1767                tool_call.status,
1768                ToolCallStatus::WaitingForConfirmation { .. }
1769            )
1770        } else {
1771            false
1772        }
1773    }
1774
1775    fn handle_authorize_tool_call(
1776        &mut self,
1777        action: &AuthorizeToolCall,
1778        window: &mut Window,
1779        cx: &mut Context<Self>,
1780    ) {
1781        let tool_call_id = acp::ToolCallId::new(action.tool_call_id.clone());
1782        let option_id = acp::PermissionOptionId::new(action.option_id.clone());
1783        let option_kind = match action.option_kind.as_str() {
1784            "AllowOnce" => acp::PermissionOptionKind::AllowOnce,
1785            "AllowAlways" => acp::PermissionOptionKind::AllowAlways,
1786            "RejectOnce" => acp::PermissionOptionKind::RejectOnce,
1787            "RejectAlways" => acp::PermissionOptionKind::RejectAlways,
1788            _ => acp::PermissionOptionKind::AllowOnce,
1789        };
1790
1791        let session_id = self.thread.read(cx).session_id().clone();
1792        self.authorize_tool_call(
1793            session_id,
1794            tool_call_id,
1795            SelectedPermissionOutcome::new(option_id, option_kind),
1796            window,
1797            cx,
1798        );
1799    }
1800
1801    pub fn handle_select_permission_granularity(
1802        &mut self,
1803        action: &SelectPermissionGranularity,
1804        _window: &mut Window,
1805        cx: &mut Context<Self>,
1806    ) {
1807        let tool_call_id = acp::ToolCallId::new(action.tool_call_id.clone());
1808        self.permission_selections
1809            .insert(tool_call_id, PermissionSelection::Choice(action.index));
1810
1811        cx.notify();
1812    }
1813
1814    pub fn handle_toggle_command_pattern(
1815        &mut self,
1816        action: &crate::ToggleCommandPattern,
1817        _window: &mut Window,
1818        cx: &mut Context<Self>,
1819    ) {
1820        let tool_call_id = acp::ToolCallId::new(action.tool_call_id.clone());
1821
1822        match self.permission_selections.get_mut(&tool_call_id) {
1823            Some(PermissionSelection::SelectedPatterns(checked)) => {
1824                // Already in pattern mode — toggle the individual pattern.
1825                if let Some(pos) = checked.iter().position(|&i| i == action.pattern_index) {
1826                    checked.swap_remove(pos);
1827                } else {
1828                    checked.push(action.pattern_index);
1829                }
1830            }
1831            _ => {
1832                // First click: activate "Select options" with all patterns checked.
1833                let thread = self.thread.read(cx);
1834                let pattern_count = thread
1835                    .entries()
1836                    .iter()
1837                    .find_map(|entry| {
1838                        if let AgentThreadEntry::ToolCall(call) = entry {
1839                            if call.id == tool_call_id {
1840                                if let ToolCallStatus::WaitingForConfirmation { options, .. } =
1841                                    &call.status
1842                                {
1843                                    if let PermissionOptions::DropdownWithPatterns {
1844                                        patterns,
1845                                        ..
1846                                    } = options
1847                                    {
1848                                        return Some(patterns.len());
1849                                    }
1850                                }
1851                            }
1852                        }
1853                        None
1854                    })
1855                    .unwrap_or(0);
1856                self.permission_selections.insert(
1857                    tool_call_id,
1858                    PermissionSelection::SelectedPatterns((0..pattern_count).collect()),
1859                );
1860            }
1861        }
1862        cx.notify();
1863    }
1864
1865    fn authorize_pending_with_granularity(
1866        &mut self,
1867        is_allow: bool,
1868        window: &mut Window,
1869        cx: &mut Context<Self>,
1870    ) -> Option<()> {
1871        let session_id = self.thread.read(cx).session_id().clone();
1872        let (returned_session_id, tool_call_id, options) = self
1873            .conversation
1874            .read(cx)
1875            .pending_tool_call(&session_id, cx)?;
1876        let options = options.clone();
1877        self.authorize_with_granularity(
1878            returned_session_id,
1879            tool_call_id,
1880            &options,
1881            is_allow,
1882            window,
1883            cx,
1884        )
1885    }
1886
1887    fn authorize_with_granularity(
1888        &mut self,
1889        session_id: acp::SessionId,
1890        tool_call_id: acp::ToolCallId,
1891        options: &PermissionOptions,
1892        is_allow: bool,
1893        window: &mut Window,
1894        cx: &mut Context<Self>,
1895    ) -> Option<()> {
1896        let choices = match options {
1897            PermissionOptions::Dropdown(choices) => choices.as_slice(),
1898            PermissionOptions::DropdownWithPatterns { choices, .. } => choices.as_slice(),
1899            _ => {
1900                let kind = if is_allow {
1901                    acp::PermissionOptionKind::AllowOnce
1902                } else {
1903                    acp::PermissionOptionKind::RejectOnce
1904                };
1905                return self.authorize_pending_tool_call(kind, window, cx);
1906            }
1907        };
1908
1909        let selection = self.permission_selections.get(&tool_call_id);
1910
1911        // When in per-command pattern mode, use the checked patterns.
1912        if let Some(PermissionSelection::SelectedPatterns(checked)) = selection {
1913            if let Some(outcome) = options.build_outcome_for_checked_patterns(checked, is_allow) {
1914                self.authorize_tool_call(session_id, tool_call_id, outcome, window, cx);
1915                return Some(());
1916            }
1917        }
1918
1919        // Use the selected granularity choice ("Always for terminal" or "Only this time")
1920        let selected_index = selection
1921            .and_then(|s| s.choice_index())
1922            .unwrap_or_else(|| choices.len().saturating_sub(1));
1923
1924        let selected_choice = choices.get(selected_index).or(choices.last())?;
1925        let outcome = selected_choice.build_outcome(is_allow);
1926
1927        self.authorize_tool_call(session_id, tool_call_id, outcome, window, cx);
1928
1929        Some(())
1930    }
1931
1932    // edits
1933
1934    pub fn keep_all(&mut self, _: &KeepAll, _window: &mut Window, cx: &mut Context<Self>) {
1935        let thread = &self.thread;
1936        let telemetry = ActionLogTelemetry::from(thread.read(cx));
1937        let action_log = thread.read(cx).action_log().clone();
1938        action_log.update(cx, |action_log, cx| {
1939            action_log.keep_all_edits(Some(telemetry), cx)
1940        });
1941    }
1942
1943    pub fn reject_all(&mut self, _: &RejectAll, _window: &mut Window, cx: &mut Context<Self>) {
1944        let thread = &self.thread;
1945        let telemetry = ActionLogTelemetry::from(thread.read(cx));
1946        let action_log = thread.read(cx).action_log().clone();
1947        let has_changes = action_log.read(cx).changed_buffers(cx).len() > 0;
1948
1949        action_log
1950            .update(cx, |action_log, cx| {
1951                action_log.reject_all_edits(Some(telemetry), cx)
1952            })
1953            .detach();
1954
1955        if has_changes {
1956            if let Some(workspace) = self.workspace.upgrade() {
1957                workspace.update(cx, |workspace, cx| {
1958                    crate::ui::show_undo_reject_toast(workspace, action_log, cx);
1959                });
1960            }
1961        }
1962    }
1963
1964    pub fn undo_last_reject(
1965        &mut self,
1966        _: &UndoLastReject,
1967        _window: &mut Window,
1968        cx: &mut Context<Self>,
1969    ) {
1970        let thread = &self.thread;
1971        let action_log = thread.read(cx).action_log().clone();
1972        action_log
1973            .update(cx, |action_log, cx| action_log.undo_last_reject(cx))
1974            .detach()
1975    }
1976
1977    pub fn open_edited_buffer(
1978        &mut self,
1979        buffer: &Entity<Buffer>,
1980        window: &mut Window,
1981        cx: &mut Context<Self>,
1982    ) {
1983        let thread = &self.thread;
1984
1985        let Some(diff) =
1986            AgentDiffPane::deploy(thread.clone(), self.workspace.clone(), window, cx).log_err()
1987        else {
1988            return;
1989        };
1990
1991        diff.update(cx, |diff, cx| {
1992            diff.move_to_path(PathKey::for_buffer(buffer, cx), window, cx)
1993        })
1994    }
1995
1996    // thread stuff
1997
1998    fn share_thread(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
1999        let Some((thread, project)) = self.as_native_thread(cx).zip(self.project.upgrade()) else {
2000            return;
2001        };
2002
2003        let client = project.read(cx).client();
2004        let workspace = self.workspace.clone();
2005        let session_id = thread.read(cx).id().to_string();
2006
2007        let load_task = thread.read(cx).to_db(cx);
2008
2009        cx.spawn(async move |_this, cx| {
2010            let db_thread = load_task.await;
2011
2012            let shared_thread = SharedThread::from_db_thread(&db_thread);
2013            let thread_data = shared_thread.to_bytes()?;
2014            let title = shared_thread.title.to_string();
2015
2016            client
2017                .request(proto::ShareAgentThread {
2018                    session_id: session_id.clone(),
2019                    title,
2020                    thread_data,
2021                })
2022                .await?;
2023
2024            let share_url = client::zed_urls::shared_agent_thread_url(&session_id);
2025
2026            cx.update(|cx| {
2027                if let Some(workspace) = workspace.upgrade() {
2028                    workspace.update(cx, |workspace, cx| {
2029                        struct ThreadSharedToast;
2030                        workspace.show_toast(
2031                            Toast::new(
2032                                NotificationId::unique::<ThreadSharedToast>(),
2033                                "Thread shared!",
2034                            )
2035                            .on_click(
2036                                "Copy URL",
2037                                move |_window, cx| {
2038                                    cx.write_to_clipboard(ClipboardItem::new_string(
2039                                        share_url.clone(),
2040                                    ));
2041                                },
2042                            ),
2043                            cx,
2044                        );
2045                    });
2046                }
2047            });
2048
2049            anyhow::Ok(())
2050        })
2051        .detach_and_log_err(cx);
2052    }
2053
2054    pub fn sync_thread(
2055        &mut self,
2056        project: Entity<Project>,
2057        server_view: Entity<ConversationView>,
2058        window: &mut Window,
2059        cx: &mut Context<Self>,
2060    ) {
2061        if !self.is_imported_thread(cx) {
2062            return;
2063        }
2064
2065        let Some(session_list) = self
2066            .as_native_connection(cx)
2067            .and_then(|connection| connection.session_list(cx))
2068            .and_then(|list| list.downcast::<NativeAgentSessionList>())
2069        else {
2070            return;
2071        };
2072        let thread_store = session_list.thread_store().clone();
2073
2074        let client = project.read(cx).client();
2075        let session_id = self.thread.read(cx).session_id().clone();
2076        cx.spawn_in(window, async move |this, cx| {
2077            let response = client
2078                .request(proto::GetSharedAgentThread {
2079                    session_id: session_id.to_string(),
2080                })
2081                .await?;
2082
2083            let shared_thread = SharedThread::from_bytes(&response.thread_data)?;
2084
2085            let db_thread = shared_thread.to_db_thread();
2086
2087            thread_store
2088                .update(&mut cx.clone(), |store, cx| {
2089                    store.save_thread(session_id.clone(), db_thread, Default::default(), cx)
2090                })
2091                .await?;
2092
2093            server_view.update_in(cx, |server_view, window, cx| server_view.reset(window, cx))?;
2094
2095            this.update_in(cx, |this, _window, cx| {
2096                if let Some(workspace) = this.workspace.upgrade() {
2097                    workspace.update(cx, |workspace, cx| {
2098                        struct ThreadSyncedToast;
2099                        workspace.show_toast(
2100                            Toast::new(
2101                                NotificationId::unique::<ThreadSyncedToast>(),
2102                                "Thread synced with latest version",
2103                            )
2104                            .autohide(),
2105                            cx,
2106                        );
2107                    });
2108                }
2109            })?;
2110
2111            anyhow::Ok(())
2112        })
2113        .detach_and_log_err(cx);
2114    }
2115
2116    pub fn restore_checkpoint(&mut self, message_id: &UserMessageId, cx: &mut Context<Self>) {
2117        self.thread
2118            .update(cx, |thread, cx| {
2119                thread.restore_checkpoint(message_id.clone(), cx)
2120            })
2121            .detach_and_log_err(cx);
2122    }
2123
2124    pub fn clear_thread_error(&mut self, cx: &mut Context<Self>) {
2125        self.thread_error = None;
2126        self.thread_error_markdown = None;
2127        self.token_limit_callout_dismissed = true;
2128        cx.notify();
2129    }
2130
2131    fn is_following(&self, cx: &App) -> bool {
2132        match self.thread.read(cx).status() {
2133            ThreadStatus::Generating => self
2134                .workspace
2135                .read_with(cx, |workspace, _| {
2136                    workspace.is_being_followed(CollaboratorId::Agent)
2137                })
2138                .unwrap_or(false),
2139            _ => self.should_be_following,
2140        }
2141    }
2142
2143    fn toggle_following(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2144        let following = self.is_following(cx);
2145
2146        self.should_be_following = !following;
2147        if self.thread.read(cx).status() == ThreadStatus::Generating {
2148            self.workspace
2149                .update(cx, |workspace, cx| {
2150                    if following {
2151                        workspace.unfollow(CollaboratorId::Agent, window, cx);
2152                    } else {
2153                        workspace.follow(CollaboratorId::Agent, window, cx);
2154                    }
2155                })
2156                .ok();
2157        }
2158
2159        telemetry::event!("Follow Agent Selected", following = !following);
2160    }
2161
2162    // other
2163
2164    pub fn render_thread_retry_status_callout(&self) -> Option<Callout> {
2165        let state = self.thread_retry_status.as_ref()?;
2166
2167        let next_attempt_in = state
2168            .duration
2169            .saturating_sub(Instant::now().saturating_duration_since(state.started_at));
2170        if next_attempt_in.is_zero() {
2171            return None;
2172        }
2173
2174        let next_attempt_in_secs = next_attempt_in.as_secs() + 1;
2175
2176        let retry_message = if state.max_attempts == 1 {
2177            if next_attempt_in_secs == 1 {
2178                "Retrying. Next attempt in 1 second.".to_string()
2179            } else {
2180                format!("Retrying. Next attempt in {next_attempt_in_secs} seconds.")
2181            }
2182        } else if next_attempt_in_secs == 1 {
2183            format!(
2184                "Retrying. Next attempt in 1 second (Attempt {} of {}).",
2185                state.attempt, state.max_attempts,
2186            )
2187        } else {
2188            format!(
2189                "Retrying. Next attempt in {next_attempt_in_secs} seconds (Attempt {} of {}).",
2190                state.attempt, state.max_attempts,
2191            )
2192        };
2193
2194        Some(
2195            Callout::new()
2196                .icon(IconName::Warning)
2197                .severity(Severity::Warning)
2198                .title(state.last_error.clone())
2199                .description(retry_message),
2200        )
2201    }
2202
2203    pub fn handle_open_rules(
2204        &mut self,
2205        _: &ClickEvent,
2206        window: &mut Window,
2207        cx: &mut Context<Self>,
2208    ) {
2209        let Some(thread) = self.as_native_thread(cx) else {
2210            return;
2211        };
2212        let project_context = thread.read(cx).project_context().read(cx);
2213
2214        let project_entry_ids = project_context
2215            .worktrees
2216            .iter()
2217            .flat_map(|worktree| worktree.rules_file.as_ref())
2218            .map(|rules_file| ProjectEntryId::from_usize(rules_file.project_entry_id))
2219            .collect::<Vec<_>>();
2220
2221        self.workspace
2222            .update(cx, move |workspace, cx| {
2223                // TODO: Open a multibuffer instead? In some cases this doesn't make the set of rules
2224                // files clear. For example, if rules file 1 is already open but rules file 2 is not,
2225                // this would open and focus rules file 2 in a tab that is not next to rules file 1.
2226                let project = workspace.project().read(cx);
2227                let project_paths = project_entry_ids
2228                    .into_iter()
2229                    .flat_map(|entry_id| project.path_for_entry(entry_id, cx))
2230                    .collect::<Vec<_>>();
2231                for project_path in project_paths {
2232                    workspace
2233                        .open_path(project_path, None, true, window, cx)
2234                        .detach_and_log_err(cx);
2235                }
2236            })
2237            .ok();
2238    }
2239
2240    fn activity_bar_bg(&self, cx: &Context<Self>) -> Hsla {
2241        let editor_bg_color = cx.theme().colors().editor_background;
2242        let active_color = cx.theme().colors().element_selected;
2243        editor_bg_color.blend(active_color.opacity(0.3))
2244    }
2245
2246    pub fn render_activity_bar(
2247        &self,
2248        window: &mut Window,
2249        cx: &Context<Self>,
2250    ) -> Option<AnyElement> {
2251        let thread = self.thread.read(cx);
2252        let action_log = thread.action_log();
2253        let telemetry = ActionLogTelemetry::from(thread);
2254        let changed_buffers = action_log.read(cx).changed_buffers(cx);
2255        let plan = thread.plan();
2256        let queue_is_empty = !self.has_queued_messages();
2257
2258        let subagents_awaiting_permission = self.render_subagents_awaiting_permission(cx);
2259        let has_subagents_awaiting = subagents_awaiting_permission.is_some();
2260
2261        if changed_buffers.is_empty()
2262            && plan.is_empty()
2263            && queue_is_empty
2264            && !has_subagents_awaiting
2265        {
2266            return None;
2267        }
2268
2269        // Temporarily always enable ACP edit controls. This is temporary, to lessen the
2270        // impact of a nasty bug that causes them to sometimes be disabled when they shouldn't
2271        // be, which blocks you from being able to accept or reject edits. This switches the
2272        // bug to be that sometimes it's enabled when it shouldn't be, which at least doesn't
2273        // block you from using the panel.
2274        let pending_edits = false;
2275
2276        let plan_expanded = self.plan_expanded;
2277        let edits_expanded = self.edits_expanded;
2278        let queue_expanded = self.queue_expanded;
2279
2280        let max_content_width = AgentSettings::get_global(cx).max_content_width;
2281
2282        h_flex()
2283            .w_full()
2284            .justify_center()
2285            .child(
2286                v_flex()
2287                    .flex_basis(max_content_width)
2288                    .flex_shrink()
2289                    .flex_grow_0()
2290                    .mx_2()
2291                    .bg(self.activity_bar_bg(cx))
2292                    .border_1()
2293                    .border_b_0()
2294                    .border_color(cx.theme().colors().border)
2295                    .rounded_t_md()
2296                    .shadow(vec![gpui::BoxShadow {
2297                        color: gpui::black().opacity(0.12),
2298                        offset: point(px(1.), px(-1.)),
2299                        blur_radius: px(2.),
2300                        spread_radius: px(0.),
2301                    }])
2302                    .when_some(subagents_awaiting_permission, |this, element| {
2303                        this.child(element)
2304                    })
2305                    .when(
2306                        has_subagents_awaiting
2307                            && (!plan.is_empty() || !changed_buffers.is_empty() || !queue_is_empty),
2308                        |this| this.child(Divider::horizontal().color(DividerColor::Border)),
2309                    )
2310                    .when(!plan.is_empty(), |this| {
2311                        this.child(self.render_plan_summary(plan, window, cx))
2312                            .when(plan_expanded, |parent| {
2313                                parent.child(self.render_plan_entries(plan, window, cx))
2314                            })
2315                    })
2316                    .when(!plan.is_empty() && !changed_buffers.is_empty(), |this| {
2317                        this.child(Divider::horizontal().color(DividerColor::Border))
2318                    })
2319                    .when(
2320                        !changed_buffers.is_empty() && thread.parent_session_id().is_none(),
2321                        |this| {
2322                            this.child(self.render_edits_summary(
2323                                &changed_buffers,
2324                                edits_expanded,
2325                                pending_edits,
2326                                cx,
2327                            ))
2328                            .when(edits_expanded, |parent| {
2329                                parent.child(self.render_edited_files(
2330                                    action_log,
2331                                    telemetry.clone(),
2332                                    &changed_buffers,
2333                                    pending_edits,
2334                                    cx,
2335                                ))
2336                            })
2337                        },
2338                    )
2339                    .when(!queue_is_empty, |this| {
2340                        this.when(!plan.is_empty() || !changed_buffers.is_empty(), |this| {
2341                            this.child(Divider::horizontal().color(DividerColor::Border))
2342                        })
2343                        .child(self.render_message_queue_summary(window, cx))
2344                        .when(queue_expanded, |parent| {
2345                            parent.child(self.render_message_queue_entries(window, cx))
2346                        })
2347                    }),
2348            )
2349            .into_any()
2350            .into()
2351    }
2352
2353    fn render_edited_files(
2354        &self,
2355        action_log: &Entity<ActionLog>,
2356        telemetry: ActionLogTelemetry,
2357        changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>,
2358        pending_edits: bool,
2359        cx: &Context<Self>,
2360    ) -> impl IntoElement {
2361        let editor_bg_color = cx.theme().colors().editor_background;
2362
2363        // Sort edited files alphabetically for consistency with Git diff view
2364        let mut sorted_buffers: Vec<_> = changed_buffers.iter().collect();
2365        sorted_buffers.sort_by(|(buffer_a, _), (buffer_b, _)| {
2366            let path_a = buffer_a.read(cx).file().map(|f| f.path().clone());
2367            let path_b = buffer_b.read(cx).file().map(|f| f.path().clone());
2368            path_a.cmp(&path_b)
2369        });
2370
2371        v_flex()
2372            .id("edited_files_list")
2373            .max_h_40()
2374            .overflow_y_scroll()
2375            .children(
2376                sorted_buffers
2377                    .into_iter()
2378                    .enumerate()
2379                    .flat_map(|(index, (buffer, diff))| {
2380                        let file = buffer.read(cx).file()?;
2381                        let path = file.path();
2382                        let path_style = file.path_style(cx);
2383                        let separator = file.path_style(cx).primary_separator();
2384
2385                        let file_path = path.parent().and_then(|parent| {
2386                            if parent.is_empty() {
2387                                None
2388                            } else {
2389                                Some(
2390                                    Label::new(format!(
2391                                        "{}{separator}",
2392                                        parent.display(path_style)
2393                                    ))
2394                                    .color(Color::Muted)
2395                                    .size(LabelSize::XSmall)
2396                                    .buffer_font(cx),
2397                                )
2398                            }
2399                        });
2400
2401                        let file_name = path.file_name().map(|name| {
2402                            Label::new(name.to_string())
2403                                .size(LabelSize::XSmall)
2404                                .buffer_font(cx)
2405                                .ml_1()
2406                        });
2407
2408                        let full_path = path.display(path_style).to_string();
2409
2410                        let file_icon = FileIcons::get_icon(path.as_std_path(), cx)
2411                            .map(Icon::from_path)
2412                            .map(|icon| icon.color(Color::Muted).size(IconSize::Small))
2413                            .unwrap_or_else(|| {
2414                                Icon::new(IconName::File)
2415                                    .color(Color::Muted)
2416                                    .size(IconSize::Small)
2417                            });
2418
2419                        let file_stats = DiffStats::single_file(buffer.read(cx), diff.read(cx), cx);
2420
2421                        let buttons = self.render_edited_files_buttons(
2422                            index,
2423                            buffer,
2424                            action_log,
2425                            &telemetry,
2426                            pending_edits,
2427                            editor_bg_color,
2428                            cx,
2429                        );
2430
2431                        let element = h_flex()
2432                            .group("edited-code")
2433                            .id(("file-container", index))
2434                            .relative()
2435                            .min_w_0()
2436                            .p_1p5()
2437                            .gap_2()
2438                            .justify_between()
2439                            .bg(editor_bg_color)
2440                            .when(index < changed_buffers.len() - 1, |parent| {
2441                                parent.border_color(cx.theme().colors().border).border_b_1()
2442                            })
2443                            .child(
2444                                h_flex()
2445                                    .id(("file-name-path", index))
2446                                    .cursor_pointer()
2447                                    .pr_0p5()
2448                                    .gap_0p5()
2449                                    .rounded_xs()
2450                                    .child(file_icon)
2451                                    .children(file_name)
2452                                    .children(file_path)
2453                                    .child(
2454                                        DiffStat::new(
2455                                            "file",
2456                                            file_stats.lines_added as usize,
2457                                            file_stats.lines_removed as usize,
2458                                        )
2459                                        .label_size(LabelSize::XSmall),
2460                                    )
2461                                    .hover(|s| s.bg(cx.theme().colors().element_hover))
2462                                    .tooltip({
2463                                        move |_, cx| {
2464                                            Tooltip::with_meta(
2465                                                "Go to File",
2466                                                None,
2467                                                full_path.clone(),
2468                                                cx,
2469                                            )
2470                                        }
2471                                    })
2472                                    .on_click({
2473                                        let buffer = buffer.clone();
2474                                        cx.listener(move |this, _, window, cx| {
2475                                            this.open_edited_buffer(&buffer, window, cx);
2476                                        })
2477                                    }),
2478                            )
2479                            .child(buttons);
2480
2481                        Some(element)
2482                    }),
2483            )
2484            .into_any_element()
2485    }
2486
2487    fn render_edited_files_buttons(
2488        &self,
2489        index: usize,
2490        buffer: &Entity<Buffer>,
2491        action_log: &Entity<ActionLog>,
2492        telemetry: &ActionLogTelemetry,
2493        pending_edits: bool,
2494        editor_bg_color: Hsla,
2495        cx: &Context<Self>,
2496    ) -> impl IntoElement {
2497        h_flex()
2498            .id("edited-buttons-container")
2499            .visible_on_hover("edited-code")
2500            .absolute()
2501            .right_0()
2502            .px_1()
2503            .gap_1()
2504            .bg(editor_bg_color)
2505            .on_hover(cx.listener(move |this, is_hovered, _window, cx| {
2506                if *is_hovered {
2507                    this.hovered_edited_file_buttons = Some(index);
2508                } else if this.hovered_edited_file_buttons == Some(index) {
2509                    this.hovered_edited_file_buttons = None;
2510                }
2511                cx.notify();
2512            }))
2513            .child(
2514                Button::new("review", "Review")
2515                    .label_size(LabelSize::Small)
2516                    .on_click({
2517                        let buffer = buffer.clone();
2518                        cx.listener(move |this, _, window, cx| {
2519                            this.open_edited_buffer(&buffer, window, cx);
2520                        })
2521                    }),
2522            )
2523            .child(
2524                Button::new(("reject-file", index), "Reject")
2525                    .label_size(LabelSize::Small)
2526                    .disabled(pending_edits)
2527                    .on_click({
2528                        let buffer = buffer.clone();
2529                        let action_log = action_log.clone();
2530                        let telemetry = telemetry.clone();
2531                        move |_, _, cx| {
2532                            action_log.update(cx, |action_log, cx| {
2533                                action_log
2534                                    .reject_edits_in_ranges(
2535                                        buffer.clone(),
2536                                        vec![Anchor::min_max_range_for_buffer(
2537                                            buffer.read(cx).remote_id(),
2538                                        )],
2539                                        Some(telemetry.clone()),
2540                                        cx,
2541                                    )
2542                                    .0
2543                                    .detach_and_log_err(cx);
2544                            })
2545                        }
2546                    }),
2547            )
2548            .child(
2549                Button::new(("keep-file", index), "Keep")
2550                    .label_size(LabelSize::Small)
2551                    .disabled(pending_edits)
2552                    .on_click({
2553                        let buffer = buffer.clone();
2554                        let action_log = action_log.clone();
2555                        let telemetry = telemetry.clone();
2556                        move |_, _, cx| {
2557                            action_log.update(cx, |action_log, cx| {
2558                                action_log.keep_edits_in_range(
2559                                    buffer.clone(),
2560                                    Anchor::min_max_range_for_buffer(buffer.read(cx).remote_id()),
2561                                    Some(telemetry.clone()),
2562                                    cx,
2563                                );
2564                            })
2565                        }
2566                    }),
2567            )
2568    }
2569
2570    fn collect_subagent_items_for_sessions(
2571        entries: &[AgentThreadEntry],
2572        awaiting_session_ids: &[acp::SessionId],
2573        cx: &App,
2574    ) -> Vec<(SharedString, usize)> {
2575        let tool_calls_by_session: HashMap<_, _> = entries
2576            .iter()
2577            .enumerate()
2578            .filter_map(|(entry_ix, entry)| {
2579                let AgentThreadEntry::ToolCall(tool_call) = entry else {
2580                    return None;
2581                };
2582                let info = tool_call.subagent_session_info.as_ref()?;
2583                let summary_text = tool_call.label.read(cx).source().to_string();
2584                let subagent_summary = if summary_text.is_empty() {
2585                    SharedString::from("Subagent")
2586                } else {
2587                    SharedString::from(summary_text)
2588                };
2589                Some((info.session_id.clone(), (subagent_summary, entry_ix)))
2590            })
2591            .collect();
2592
2593        awaiting_session_ids
2594            .iter()
2595            .filter_map(|session_id| tool_calls_by_session.get(session_id).cloned())
2596            .collect()
2597    }
2598
2599    fn render_subagents_awaiting_permission(&self, cx: &Context<Self>) -> Option<AnyElement> {
2600        let awaiting = self.conversation.read(cx).subagents_awaiting_permission(cx);
2601
2602        if awaiting.is_empty() {
2603            return None;
2604        }
2605
2606        let awaiting_session_ids: Vec<_> = awaiting
2607            .iter()
2608            .map(|(session_id, _)| session_id.clone())
2609            .collect();
2610
2611        let thread = self.thread.read(cx);
2612        let entries = thread.entries();
2613        let subagent_items =
2614            Self::collect_subagent_items_for_sessions(entries, &awaiting_session_ids, cx);
2615
2616        if subagent_items.is_empty() {
2617            return None;
2618        }
2619
2620        let item_count = subagent_items.len();
2621
2622        Some(
2623            v_flex()
2624                .child(
2625                    h_flex()
2626                        .py_1()
2627                        .px_2()
2628                        .w_full()
2629                        .gap_1()
2630                        .border_b_1()
2631                        .border_color(cx.theme().colors().border)
2632                        .child(
2633                            Label::new("Subagents Awaiting Permission:")
2634                                .size(LabelSize::Small)
2635                                .color(Color::Muted),
2636                        )
2637                        .child(Label::new(item_count.to_string()).size(LabelSize::Small)),
2638                )
2639                .child(
2640                    v_flex().children(subagent_items.into_iter().enumerate().map(
2641                        |(ix, (label, entry_ix))| {
2642                            let is_last = ix == item_count - 1;
2643                            let group = format!("group-{}", entry_ix);
2644
2645                            h_flex()
2646                                .cursor_pointer()
2647                                .id(format!("subagent-permission-{}", entry_ix))
2648                                .group(&group)
2649                                .p_1()
2650                                .pl_2()
2651                                .min_w_0()
2652                                .w_full()
2653                                .gap_1()
2654                                .justify_between()
2655                                .bg(cx.theme().colors().editor_background)
2656                                .hover(|s| s.bg(cx.theme().colors().element_hover))
2657                                .when(!is_last, |this| {
2658                                    this.border_b_1().border_color(cx.theme().colors().border)
2659                                })
2660                                .child(
2661                                    h_flex()
2662                                        .gap_1p5()
2663                                        .child(
2664                                            Icon::new(IconName::Circle)
2665                                                .size(IconSize::XSmall)
2666                                                .color(Color::Warning),
2667                                        )
2668                                        .child(
2669                                            Label::new(label)
2670                                                .size(LabelSize::Small)
2671                                                .color(Color::Muted)
2672                                                .truncate(),
2673                                        ),
2674                                )
2675                                .child(
2676                                    div().visible_on_hover(&group).child(
2677                                        Label::new("Scroll to Subagent")
2678                                            .size(LabelSize::Small)
2679                                            .color(Color::Muted)
2680                                            .truncate(),
2681                                    ),
2682                                )
2683                                .on_click(cx.listener(move |this, _, _, cx| {
2684                                    this.list_state.scroll_to(ListOffset {
2685                                        item_ix: entry_ix,
2686                                        offset_in_item: px(0.0),
2687                                    });
2688                                    cx.notify();
2689                                }))
2690                        },
2691                    )),
2692                )
2693                .into_any(),
2694        )
2695    }
2696
2697    fn render_message_queue_summary(
2698        &self,
2699        _window: &mut Window,
2700        cx: &Context<Self>,
2701    ) -> impl IntoElement {
2702        let queue_count = self.local_queued_messages.len();
2703        let title: SharedString = if queue_count == 1 {
2704            "1 Queued Message".into()
2705        } else {
2706            format!("{} Queued Messages", queue_count).into()
2707        };
2708
2709        h_flex()
2710            .p_1()
2711            .w_full()
2712            .gap_1()
2713            .justify_between()
2714            .when(self.queue_expanded, |this| {
2715                this.border_b_1().border_color(cx.theme().colors().border)
2716            })
2717            .child(
2718                h_flex()
2719                    .id("queue_summary")
2720                    .gap_1()
2721                    .child(Disclosure::new("queue_disclosure", self.queue_expanded))
2722                    .child(Label::new(title).size(LabelSize::Small).color(Color::Muted))
2723                    .on_click(cx.listener(|this, _, _, cx| {
2724                        this.queue_expanded = !this.queue_expanded;
2725                        cx.notify();
2726                    })),
2727            )
2728            .child(
2729                Button::new("clear_queue", "Clear All")
2730                    .label_size(LabelSize::Small)
2731                    .key_binding(
2732                        KeyBinding::for_action(&ClearMessageQueue, cx)
2733                            .map(|kb| kb.size(rems_from_px(12.))),
2734                    )
2735                    .on_click(cx.listener(|this, _, _, cx| {
2736                        this.clear_queue(cx);
2737                        this.can_fast_track_queue = false;
2738                        cx.notify();
2739                    })),
2740            )
2741            .into_any_element()
2742    }
2743
2744    fn clear_queue(&mut self, cx: &mut Context<Self>) {
2745        self.local_queued_messages.clear();
2746        self.sync_queue_flag_to_native_thread(cx);
2747    }
2748
2749    fn render_plan_summary(
2750        &self,
2751        plan: &Plan,
2752        window: &mut Window,
2753        cx: &Context<Self>,
2754    ) -> impl IntoElement {
2755        let plan_expanded = self.plan_expanded;
2756        let stats = plan.stats();
2757
2758        let title = if let Some(entry) = stats.in_progress_entry
2759            && !plan_expanded
2760        {
2761            h_flex()
2762                .cursor_default()
2763                .relative()
2764                .w_full()
2765                .gap_1()
2766                .truncate()
2767                .child(
2768                    Label::new("Current:")
2769                        .size(LabelSize::Small)
2770                        .color(Color::Muted),
2771                )
2772                .child(
2773                    div()
2774                        .text_xs()
2775                        .text_color(cx.theme().colors().text_muted)
2776                        .line_clamp(1)
2777                        .child(MarkdownElement::new(
2778                            entry.content.clone(),
2779                            plan_label_markdown_style(&entry.status, window, cx),
2780                        )),
2781                )
2782                .when(stats.pending > 0, |this| {
2783                    this.child(
2784                        h_flex()
2785                            .absolute()
2786                            .top_0()
2787                            .right_0()
2788                            .h_full()
2789                            .child(div().min_w_8().h_full().bg(linear_gradient(
2790                                90.,
2791                                linear_color_stop(self.activity_bar_bg(cx), 1.),
2792                                linear_color_stop(self.activity_bar_bg(cx).opacity(0.2), 0.),
2793                            )))
2794                            .child(
2795                                div().pr_0p5().bg(self.activity_bar_bg(cx)).child(
2796                                    Label::new(format!("{} left", stats.pending))
2797                                        .size(LabelSize::Small)
2798                                        .color(Color::Muted),
2799                                ),
2800                            ),
2801                    )
2802                })
2803        } else {
2804            let status_label = if stats.pending == 0 {
2805                "All Done".to_string()
2806            } else if stats.completed == 0 {
2807                format!("{} Tasks", plan.entries.len())
2808            } else {
2809                format!("{}/{}", stats.completed, plan.entries.len())
2810            };
2811
2812            h_flex()
2813                .w_full()
2814                .gap_1()
2815                .justify_between()
2816                .child(
2817                    Label::new("Plan")
2818                        .size(LabelSize::Small)
2819                        .color(Color::Muted),
2820                )
2821                .child(
2822                    Label::new(status_label)
2823                        .size(LabelSize::Small)
2824                        .color(Color::Muted)
2825                        .mr_1(),
2826                )
2827        };
2828
2829        h_flex()
2830            .id("plan_summary")
2831            .p_1()
2832            .w_full()
2833            .gap_1()
2834            .when(plan_expanded, |this| {
2835                this.border_b_1().border_color(cx.theme().colors().border)
2836            })
2837            .child(Disclosure::new("plan_disclosure", plan_expanded))
2838            .child(title.flex_1())
2839            .child(
2840                IconButton::new("dismiss-plan", IconName::Close)
2841                    .icon_size(IconSize::XSmall)
2842                    .shape(ui::IconButtonShape::Square)
2843                    .tooltip(Tooltip::text("Clear plan"))
2844                    .on_click(cx.listener(|this, _, _, cx| {
2845                        this.thread.update(cx, |thread, cx| thread.clear_plan(cx));
2846                        cx.stop_propagation();
2847                    })),
2848            )
2849            .on_click(cx.listener(|this, _, _, cx| {
2850                this.plan_expanded = !this.plan_expanded;
2851                cx.notify();
2852            }))
2853            .into_any_element()
2854    }
2855
2856    fn render_plan_entries(
2857        &self,
2858        plan: &Plan,
2859        window: &mut Window,
2860        cx: &Context<Self>,
2861    ) -> impl IntoElement {
2862        v_flex()
2863            .id("plan_items_list")
2864            .max_h_40()
2865            .overflow_y_scroll()
2866            .children(plan.entries.iter().enumerate().flat_map(|(index, entry)| {
2867                let element = h_flex()
2868                    .py_1()
2869                    .px_2()
2870                    .gap_2()
2871                    .justify_between()
2872                    .bg(cx.theme().colors().editor_background)
2873                    .when(index < plan.entries.len() - 1, |parent| {
2874                        parent.border_color(cx.theme().colors().border).border_b_1()
2875                    })
2876                    .child(
2877                        h_flex()
2878                            .id(("plan_entry", index))
2879                            .gap_1p5()
2880                            .max_w_full()
2881                            .overflow_x_scroll()
2882                            .text_xs()
2883                            .text_color(cx.theme().colors().text_muted)
2884                            .child(match entry.status {
2885                                acp::PlanEntryStatus::InProgress => {
2886                                    Icon::new(IconName::TodoProgress)
2887                                        .size(IconSize::Small)
2888                                        .color(Color::Accent)
2889                                        .with_rotate_animation(2)
2890                                        .into_any_element()
2891                                }
2892                                acp::PlanEntryStatus::Completed => {
2893                                    Icon::new(IconName::TodoComplete)
2894                                        .size(IconSize::Small)
2895                                        .color(Color::Success)
2896                                        .into_any_element()
2897                                }
2898                                acp::PlanEntryStatus::Pending | _ => {
2899                                    Icon::new(IconName::TodoPending)
2900                                        .size(IconSize::Small)
2901                                        .color(Color::Muted)
2902                                        .into_any_element()
2903                                }
2904                            })
2905                            .child(MarkdownElement::new(
2906                                entry.content.clone(),
2907                                plan_label_markdown_style(&entry.status, window, cx),
2908                            )),
2909                    );
2910
2911                Some(element)
2912            }))
2913            .into_any_element()
2914    }
2915
2916    fn render_completed_plan(
2917        &self,
2918        entries: &[PlanEntry],
2919        window: &Window,
2920        cx: &Context<Self>,
2921    ) -> AnyElement {
2922        v_flex()
2923            .px_5()
2924            .py_1p5()
2925            .w_full()
2926            .child(
2927                v_flex()
2928                    .w_full()
2929                    .rounded_md()
2930                    .border_1()
2931                    .border_color(self.tool_card_border_color(cx))
2932                    .child(
2933                        h_flex()
2934                            .px_2()
2935                            .py_1()
2936                            .gap_1()
2937                            .bg(self.tool_card_header_bg(cx))
2938                            .border_b_1()
2939                            .border_color(self.tool_card_border_color(cx))
2940                            .child(
2941                                Label::new("Completed Plan")
2942                                    .size(LabelSize::Small)
2943                                    .color(Color::Muted),
2944                            )
2945                            .child(
2946                                Label::new(format!(
2947                                    "{} {}",
2948                                    entries.len(),
2949                                    if entries.len() == 1 { "step" } else { "steps" }
2950                                ))
2951                                .size(LabelSize::Small)
2952                                .color(Color::Muted),
2953                            ),
2954                    )
2955                    .child(
2956                        v_flex().children(entries.iter().enumerate().map(|(index, entry)| {
2957                            h_flex()
2958                                .py_1()
2959                                .px_2()
2960                                .gap_1p5()
2961                                .when(index < entries.len() - 1, |this| {
2962                                    this.border_b_1().border_color(cx.theme().colors().border)
2963                                })
2964                                .child(
2965                                    Icon::new(IconName::TodoComplete)
2966                                        .size(IconSize::Small)
2967                                        .color(Color::Success),
2968                                )
2969                                .child(
2970                                    div()
2971                                        .max_w_full()
2972                                        .overflow_x_hidden()
2973                                        .text_xs()
2974                                        .text_color(cx.theme().colors().text_muted)
2975                                        .child(MarkdownElement::new(
2976                                            entry.content.clone(),
2977                                            default_markdown_style(window, cx),
2978                                        )),
2979                                )
2980                        })),
2981                    ),
2982            )
2983            .into_any()
2984    }
2985
2986    fn render_edits_summary(
2987        &self,
2988        changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>,
2989        expanded: bool,
2990        pending_edits: bool,
2991        cx: &Context<Self>,
2992    ) -> Div {
2993        const EDIT_NOT_READY_TOOLTIP_LABEL: &str = "Wait until file edits are complete.";
2994
2995        let focus_handle = self.focus_handle(cx);
2996
2997        h_flex()
2998            .p_1()
2999            .justify_between()
3000            .flex_wrap()
3001            .when(expanded, |this| {
3002                this.border_b_1().border_color(cx.theme().colors().border)
3003            })
3004            .child(
3005                h_flex()
3006                    .id("edits-container")
3007                    .cursor_pointer()
3008                    .gap_1()
3009                    .child(Disclosure::new("edits-disclosure", expanded))
3010                    .map(|this| {
3011                        if pending_edits {
3012                            this.child(
3013                                Label::new(format!(
3014                                    "Editing {} {}",
3015                                    changed_buffers.len(),
3016                                    if changed_buffers.len() == 1 {
3017                                        "file"
3018                                    } else {
3019                                        "files"
3020                                    }
3021                                ))
3022                                .color(Color::Muted)
3023                                .size(LabelSize::Small)
3024                                .with_animation(
3025                                    "edit-label",
3026                                    Animation::new(Duration::from_secs(2))
3027                                        .repeat()
3028                                        .with_easing(pulsating_between(0.3, 0.7)),
3029                                    |label, delta| label.alpha(delta),
3030                                ),
3031                            )
3032                        } else {
3033                            let stats = DiffStats::all_files(changed_buffers, cx);
3034                            let dot_divider = || {
3035                                Label::new("")
3036                                    .size(LabelSize::XSmall)
3037                                    .color(Color::Disabled)
3038                            };
3039
3040                            this.child(
3041                                Label::new("Edits")
3042                                    .size(LabelSize::Small)
3043                                    .color(Color::Muted),
3044                            )
3045                            .child(dot_divider())
3046                            .child(
3047                                Label::new(format!(
3048                                    "{} {}",
3049                                    changed_buffers.len(),
3050                                    if changed_buffers.len() == 1 {
3051                                        "file"
3052                                    } else {
3053                                        "files"
3054                                    }
3055                                ))
3056                                .size(LabelSize::Small)
3057                                .color(Color::Muted),
3058                            )
3059                            .child(dot_divider())
3060                            .child(DiffStat::new(
3061                                "total",
3062                                stats.lines_added as usize,
3063                                stats.lines_removed as usize,
3064                            ))
3065                        }
3066                    })
3067                    .on_click(cx.listener(|this, _, _, cx| {
3068                        this.edits_expanded = !this.edits_expanded;
3069                        cx.notify();
3070                    })),
3071            )
3072            .child(
3073                h_flex()
3074                    .gap_1()
3075                    .child(
3076                        IconButton::new("review-changes", IconName::ListTodo)
3077                            .icon_size(IconSize::Small)
3078                            .tooltip({
3079                                let focus_handle = focus_handle.clone();
3080                                move |_window, cx| {
3081                                    Tooltip::for_action_in(
3082                                        "Review Changes",
3083                                        &OpenAgentDiff,
3084                                        &focus_handle,
3085                                        cx,
3086                                    )
3087                                }
3088                            })
3089                            .on_click(cx.listener(|_, _, window, cx| {
3090                                window.dispatch_action(OpenAgentDiff.boxed_clone(), cx);
3091                            })),
3092                    )
3093                    .child(Divider::vertical().color(DividerColor::Border))
3094                    .child(
3095                        Button::new("reject-all-changes", "Reject All")
3096                            .label_size(LabelSize::Small)
3097                            .disabled(pending_edits)
3098                            .when(pending_edits, |this| {
3099                                this.tooltip(Tooltip::text(EDIT_NOT_READY_TOOLTIP_LABEL))
3100                            })
3101                            .key_binding(
3102                                KeyBinding::for_action_in(&RejectAll, &focus_handle.clone(), cx)
3103                                    .map(|kb| kb.size(rems_from_px(12.))),
3104                            )
3105                            .on_click(cx.listener(move |this, _, window, cx| {
3106                                this.reject_all(&RejectAll, window, cx);
3107                            })),
3108                    )
3109                    .child(
3110                        Button::new("keep-all-changes", "Keep All")
3111                            .label_size(LabelSize::Small)
3112                            .disabled(pending_edits)
3113                            .when(pending_edits, |this| {
3114                                this.tooltip(Tooltip::text(EDIT_NOT_READY_TOOLTIP_LABEL))
3115                            })
3116                            .key_binding(
3117                                KeyBinding::for_action_in(&KeepAll, &focus_handle, cx)
3118                                    .map(|kb| kb.size(rems_from_px(12.))),
3119                            )
3120                            .on_click(cx.listener(move |this, _, window, cx| {
3121                                this.keep_all(&KeepAll, window, cx);
3122                            })),
3123                    ),
3124            )
3125    }
3126
3127    fn is_subagent_canceled_or_failed(&self, cx: &App) -> bool {
3128        let Some(parent_session_id) = self.parent_session_id.as_ref() else {
3129            return false;
3130        };
3131
3132        let my_session_id = self.thread.read(cx).session_id().clone();
3133
3134        self.server_view
3135            .upgrade()
3136            .and_then(|sv| sv.read(cx).thread_view(parent_session_id, cx))
3137            .is_some_and(|parent_view| {
3138                parent_view
3139                    .read(cx)
3140                    .thread
3141                    .read(cx)
3142                    .tool_call_for_subagent(&my_session_id)
3143                    .is_some_and(|tc| {
3144                        matches!(
3145                            tc.status,
3146                            ToolCallStatus::Canceled
3147                                | ToolCallStatus::Failed
3148                                | ToolCallStatus::Rejected
3149                        )
3150                    })
3151            })
3152    }
3153
3154    pub(crate) fn render_subagent_titlebar(&mut self, cx: &mut Context<Self>) -> Option<Div> {
3155        if self.parent_session_id.is_none() {
3156            return None;
3157        }
3158        let parent_session_id = self.thread.read(cx).parent_session_id()?.clone();
3159
3160        let server_view = self.server_view.clone();
3161        let thread = self.thread.clone();
3162        let is_done = thread.read(cx).status() == ThreadStatus::Idle;
3163        let is_canceled_or_failed = self.is_subagent_canceled_or_failed(cx);
3164
3165        let max_content_width = AgentSettings::get_global(cx).max_content_width;
3166
3167        Some(
3168            h_flex()
3169                .w_full()
3170                .h(Tab::container_height(cx))
3171                .border_b_1()
3172                .when(is_done && is_canceled_or_failed, |this| {
3173                    this.border_dashed()
3174                })
3175                .border_color(cx.theme().colors().border)
3176                .bg(cx.theme().colors().editor_background.opacity(0.2))
3177                .child(
3178                    h_flex()
3179                        .size_full()
3180                        .max_w(max_content_width)
3181                        .mx_auto()
3182                        .pl_2()
3183                        .pr_1()
3184                        .flex_shrink_0()
3185                        .justify_between()
3186                        .gap_1()
3187                        .child(
3188                            h_flex()
3189                                .flex_1()
3190                                .gap_2()
3191                                .child(
3192                                    Icon::new(IconName::ForwardArrowUp)
3193                                        .size(IconSize::Small)
3194                                        .color(Color::Muted),
3195                                )
3196                                .child(self.title_editor.clone())
3197                                .when(is_done && is_canceled_or_failed, |this| {
3198                                    this.child(Icon::new(IconName::Close).color(Color::Error))
3199                                })
3200                                .when(is_done && !is_canceled_or_failed, |this| {
3201                                    this.child(Icon::new(IconName::Check).color(Color::Success))
3202                                }),
3203                        )
3204                        .child(
3205                            h_flex()
3206                                .gap_0p5()
3207                                .when(!is_done, |this| {
3208                                    this.child(
3209                                        IconButton::new("stop_subagent", IconName::Stop)
3210                                            .icon_size(IconSize::Small)
3211                                            .icon_color(Color::Error)
3212                                            .tooltip(Tooltip::text("Stop Subagent"))
3213                                            .on_click(move |_, _, cx| {
3214                                                thread.update(cx, |thread, cx| {
3215                                                    thread.cancel(cx).detach();
3216                                                });
3217                                            }),
3218                                    )
3219                                })
3220                                .child(
3221                                    IconButton::new("minimize_subagent", IconName::Dash)
3222                                        .icon_size(IconSize::Small)
3223                                        .tooltip(Tooltip::text("Minimize Subagent"))
3224                                        .on_click(move |_, window, cx| {
3225                                            let _ = server_view.update(cx, |server_view, cx| {
3226                                                server_view.navigate_to_thread(
3227                                                    parent_session_id.clone(),
3228                                                    window,
3229                                                    cx,
3230                                                );
3231                                            });
3232                                        }),
3233                                ),
3234                        ),
3235                ),
3236        )
3237    }
3238
3239    pub(crate) fn render_message_editor(
3240        &mut self,
3241        window: &mut Window,
3242        cx: &mut Context<Self>,
3243    ) -> AnyElement {
3244        if self.is_subagent() {
3245            return div().into_any_element();
3246        }
3247
3248        let focus_handle = self.message_editor.focus_handle(cx);
3249        let editor_bg_color = cx.theme().colors().editor_background;
3250
3251        let editor_expanded = self.editor_expanded;
3252        let (expand_icon, expand_tooltip) = if editor_expanded {
3253            (IconName::Minimize, "Minimize Message Editor")
3254        } else {
3255            (IconName::Maximize, "Expand Message Editor")
3256        };
3257
3258        let max_content_width = AgentSettings::get_global(cx).max_content_width;
3259        let has_messages = self.list_state.item_count() > 0;
3260        let fills_container = !has_messages || editor_expanded;
3261
3262        h_flex()
3263            .p_2()
3264            .bg(editor_bg_color)
3265            .justify_center()
3266            .map(|this| {
3267                if has_messages {
3268                    this.on_action(cx.listener(Self::expand_message_editor))
3269                        .border_t_1()
3270                        .border_color(cx.theme().colors().border)
3271                        .when(editor_expanded, |this| this.h(vh(0.8, window)))
3272                } else {
3273                    this.flex_1().size_full()
3274                }
3275            })
3276            .child(
3277                v_flex()
3278                    .flex_basis(max_content_width)
3279                    .flex_shrink()
3280                    .flex_grow_0()
3281                    .when(fills_container, |this| this.h_full())
3282                    .justify_between()
3283                    .gap_2()
3284                    .child(
3285                        v_flex()
3286                            .relative()
3287                            .w_full()
3288                            .min_h_0()
3289                            .when(fills_container, |this| this.flex_1())
3290                            .pt_1()
3291                            .pr_2p5()
3292                            .child(self.message_editor.clone())
3293                            .when(has_messages, |this| {
3294                                this.child(
3295                                    h_flex()
3296                                        .absolute()
3297                                        .top_0()
3298                                        .right_0()
3299                                        .opacity(0.5)
3300                                        .hover(|s| s.opacity(1.0))
3301                                        .child(
3302                                            IconButton::new("toggle-height", expand_icon)
3303                                                .icon_size(IconSize::Small)
3304                                                .icon_color(Color::Muted)
3305                                                .tooltip({
3306                                                    move |_window, cx| {
3307                                                        Tooltip::for_action_in(
3308                                                            expand_tooltip,
3309                                                            &ExpandMessageEditor,
3310                                                            &focus_handle,
3311                                                            cx,
3312                                                        )
3313                                                    }
3314                                                })
3315                                                .on_click(cx.listener(|this, _, window, cx| {
3316                                                    this.expand_message_editor(
3317                                                        &ExpandMessageEditor,
3318                                                        window,
3319                                                        cx,
3320                                                    );
3321                                                })),
3322                                        ),
3323                                )
3324                            }),
3325                    )
3326                    .child(
3327                        h_flex()
3328                            .w_full()
3329                            .flex_none()
3330                            .flex_wrap()
3331                            .justify_between()
3332                            .child(
3333                                h_flex()
3334                                    .gap_0p5()
3335                                    .child(self.render_add_context_button(cx))
3336                                    .child(self.render_follow_toggle(cx))
3337                                    .children(self.render_fast_mode_control(cx))
3338                                    .children(self.render_thinking_control(cx)),
3339                            )
3340                            .child(
3341                                h_flex()
3342                                    .gap_1()
3343                                    .children(self.render_token_usage(cx))
3344                                    .children(self.profile_selector.clone())
3345                                    .map(|this| match self.config_options_view.clone() {
3346                                        Some(config_view) => this.child(config_view),
3347                                        None => this
3348                                            .children(self.mode_selector.clone())
3349                                            .children(self.model_selector.clone()),
3350                                    })
3351                                    .child(self.render_send_button(cx)),
3352                            ),
3353                    ),
3354            )
3355            .into_any()
3356    }
3357
3358    fn render_message_queue_entries(
3359        &self,
3360        _window: &mut Window,
3361        cx: &Context<Self>,
3362    ) -> impl IntoElement {
3363        let message_editor = self.message_editor.read(cx);
3364        let focus_handle = message_editor.focus_handle(cx);
3365
3366        let queued_message_editors = &self.queued_message_editors;
3367        let queue_len = queued_message_editors.len();
3368        let can_fast_track = self.can_fast_track_queue && queue_len > 0;
3369
3370        v_flex()
3371            .id("message_queue_list")
3372            .max_h_40()
3373            .overflow_y_scroll()
3374            .children(
3375                queued_message_editors
3376                    .iter()
3377                    .enumerate()
3378                    .map(|(index, editor)| {
3379                        let is_next = index == 0;
3380                        let (icon_color, tooltip_text) = if is_next {
3381                            (Color::Accent, "Next in Queue")
3382                        } else {
3383                            (Color::Muted, "In Queue")
3384                        };
3385
3386                        let editor_focused = editor.focus_handle(cx).is_focused(_window);
3387                        let keybinding_size = rems_from_px(12.);
3388
3389                        h_flex()
3390                            .group("queue_entry")
3391                            .w_full()
3392                            .p_1p5()
3393                            .gap_1()
3394                            .bg(cx.theme().colors().editor_background)
3395                            .when(index < queue_len - 1, |this| {
3396                                this.border_b_1()
3397                                    .border_color(cx.theme().colors().border_variant)
3398                            })
3399                            .child(
3400                                div()
3401                                    .id("next_in_queue")
3402                                    .child(
3403                                        Icon::new(IconName::Circle)
3404                                            .size(IconSize::Small)
3405                                            .color(icon_color),
3406                                    )
3407                                    .tooltip(Tooltip::text(tooltip_text)),
3408                            )
3409                            .child(editor.clone())
3410                            .child(if editor_focused {
3411                                h_flex()
3412                                    .gap_1()
3413                                    .min_w(rems_from_px(150.))
3414                                    .justify_end()
3415                                    .child(
3416                                        IconButton::new(("edit", index), IconName::Pencil)
3417                                            .icon_size(IconSize::Small)
3418                                            .tooltip(|_window, cx| {
3419                                                Tooltip::with_meta(
3420                                                    "Edit Queued Message",
3421                                                    None,
3422                                                    "Type anything to edit",
3423                                                    cx,
3424                                                )
3425                                            })
3426                                            .on_click(cx.listener(move |this, _, window, cx| {
3427                                                this.move_queued_message_to_main_editor(
3428                                                    index, None, None, window, cx,
3429                                                );
3430                                            })),
3431                                    )
3432                                    .child(
3433                                        Button::new(("send_now_focused", index), "Send Now")
3434                                            .label_size(LabelSize::Small)
3435                                            .style(ButtonStyle::Outlined)
3436                                            .key_binding(
3437                                                KeyBinding::for_action_in(
3438                                                    &SendImmediately,
3439                                                    &editor.focus_handle(cx),
3440                                                    cx,
3441                                                )
3442                                                .map(|kb| kb.size(keybinding_size)),
3443                                            )
3444                                            .on_click(cx.listener(move |this, _, window, cx| {
3445                                                this.send_queued_message_at_index(
3446                                                    index, true, window, cx,
3447                                                );
3448                                            })),
3449                                    )
3450                            } else {
3451                                h_flex()
3452                                    .when(!is_next, |this| this.visible_on_hover("queue_entry"))
3453                                    .gap_1()
3454                                    .min_w(rems_from_px(150.))
3455                                    .justify_end()
3456                                    .child(
3457                                        IconButton::new(("delete", index), IconName::Trash)
3458                                            .icon_size(IconSize::Small)
3459                                            .tooltip({
3460                                                let focus_handle = focus_handle.clone();
3461                                                move |_window, cx| {
3462                                                    if is_next {
3463                                                        Tooltip::for_action_in(
3464                                                            "Remove Message from Queue",
3465                                                            &RemoveFirstQueuedMessage,
3466                                                            &focus_handle,
3467                                                            cx,
3468                                                        )
3469                                                    } else {
3470                                                        Tooltip::simple(
3471                                                            "Remove Message from Queue",
3472                                                            cx,
3473                                                        )
3474                                                    }
3475                                                }
3476                                            })
3477                                            .on_click(cx.listener(move |this, _, _, cx| {
3478                                                this.remove_from_queue(index, cx);
3479                                                cx.notify();
3480                                            })),
3481                                    )
3482                                    .child(
3483                                        IconButton::new(("edit", index), IconName::Pencil)
3484                                            .icon_size(IconSize::Small)
3485                                            .tooltip({
3486                                                let focus_handle = focus_handle.clone();
3487                                                move |_window, cx| {
3488                                                    if is_next {
3489                                                        Tooltip::for_action_in(
3490                                                            "Edit",
3491                                                            &EditFirstQueuedMessage,
3492                                                            &focus_handle,
3493                                                            cx,
3494                                                        )
3495                                                    } else {
3496                                                        Tooltip::simple("Edit", cx)
3497                                                    }
3498                                                }
3499                                            })
3500                                            .on_click(cx.listener(move |this, _, window, cx| {
3501                                                this.move_queued_message_to_main_editor(
3502                                                    index, None, None, window, cx,
3503                                                );
3504                                            })),
3505                                    )
3506                                    .child(
3507                                        Button::new(("send_now", index), "Send Now")
3508                                            .label_size(LabelSize::Small)
3509                                            .when(is_next, |this| this.style(ButtonStyle::Outlined))
3510                                            .when(is_next && message_editor.is_empty(cx), |this| {
3511                                                let action: Box<dyn gpui::Action> =
3512                                                    if can_fast_track {
3513                                                        Box::new(Chat)
3514                                                    } else {
3515                                                        Box::new(SendNextQueuedMessage)
3516                                                    };
3517
3518                                                this.key_binding(
3519                                                    KeyBinding::for_action_in(
3520                                                        action.as_ref(),
3521                                                        &focus_handle.clone(),
3522                                                        cx,
3523                                                    )
3524                                                    .map(|kb| kb.size(keybinding_size)),
3525                                                )
3526                                            })
3527                                            .on_click(cx.listener(move |this, _, window, cx| {
3528                                                this.send_queued_message_at_index(
3529                                                    index, true, window, cx,
3530                                                );
3531                                            })),
3532                                    )
3533                            })
3534                    }),
3535            )
3536            .into_any_element()
3537    }
3538
3539    fn supports_split_token_display(&self, cx: &App) -> bool {
3540        self.as_native_thread(cx)
3541            .and_then(|thread| thread.read(cx).model())
3542            .is_some_and(|model| model.supports_split_token_display())
3543    }
3544
3545    fn render_token_usage(&self, cx: &mut Context<Self>) -> Option<impl IntoElement> {
3546        let thread = self.thread.read(cx);
3547        let usage = thread.token_usage()?;
3548        let show_split = self.supports_split_token_display(cx);
3549
3550        let progress_color = |ratio: f32| -> Hsla {
3551            if ratio >= 0.85 {
3552                cx.theme().status().warning
3553            } else {
3554                cx.theme().colors().text_muted
3555            }
3556        };
3557
3558        let used = crate::humanize_token_count(usage.used_tokens);
3559        let max = crate::humanize_token_count(usage.max_tokens);
3560        let input_tokens_label = crate::humanize_token_count(usage.input_tokens);
3561        let output_tokens_label = crate::humanize_token_count(usage.output_tokens);
3562
3563        let progress_ratio = if usage.max_tokens > 0 {
3564            usage.used_tokens as f32 / usage.max_tokens as f32
3565        } else {
3566            0.0
3567        };
3568
3569        let ring_size = px(16.0);
3570        let stroke_width = px(2.);
3571
3572        let percentage = format!("{}%", (progress_ratio * 100.0).round() as u32);
3573
3574        let tooltip_separator_color = Color::Custom(cx.theme().colors().text_disabled.opacity(0.6));
3575
3576        let (user_rules_count, first_user_rules_id, project_rules_count, project_entry_ids) = self
3577            .as_native_thread(cx)
3578            .map(|thread| {
3579                let project_context = thread.read(cx).project_context().read(cx);
3580                let user_rules_count = project_context.user_rules.len();
3581                let first_user_rules_id = project_context.user_rules.first().map(|r| r.uuid.0);
3582                let project_entry_ids = project_context
3583                    .worktrees
3584                    .iter()
3585                    .filter_map(|wt| wt.rules_file.as_ref())
3586                    .map(|rf| ProjectEntryId::from_usize(rf.project_entry_id))
3587                    .collect::<Vec<_>>();
3588                let project_rules_count = project_entry_ids.len();
3589                (
3590                    user_rules_count,
3591                    first_user_rules_id,
3592                    project_rules_count,
3593                    project_entry_ids,
3594                )
3595            })
3596            .unwrap_or_default();
3597
3598        let workspace = self.workspace.clone();
3599
3600        let max_output_tokens = self
3601            .as_native_thread(cx)
3602            .and_then(|thread| thread.read(cx).model())
3603            .and_then(|model| model.max_output_tokens())
3604            .unwrap_or(0);
3605        let input_max_label =
3606            crate::humanize_token_count(usage.max_tokens.saturating_sub(max_output_tokens));
3607        let output_max_label = crate::humanize_token_count(max_output_tokens);
3608
3609        let build_tooltip = {
3610            move |_window: &mut Window, cx: &mut App| {
3611                let percentage = percentage.clone();
3612                let used = used.clone();
3613                let max = max.clone();
3614                let input_tokens_label = input_tokens_label.clone();
3615                let output_tokens_label = output_tokens_label.clone();
3616                let input_max_label = input_max_label.clone();
3617                let output_max_label = output_max_label.clone();
3618                let project_entry_ids = project_entry_ids.clone();
3619                let workspace = workspace.clone();
3620                cx.new(move |_cx| TokenUsageTooltip {
3621                    percentage,
3622                    used,
3623                    max,
3624                    input_tokens: input_tokens_label,
3625                    output_tokens: output_tokens_label,
3626                    input_max: input_max_label,
3627                    output_max: output_max_label,
3628                    show_split,
3629                    separator_color: tooltip_separator_color,
3630                    user_rules_count,
3631                    first_user_rules_id,
3632                    project_rules_count,
3633                    project_entry_ids,
3634                    workspace,
3635                })
3636                .into()
3637            }
3638        };
3639
3640        if show_split {
3641            let input_max_raw = usage.max_tokens.saturating_sub(max_output_tokens);
3642            let output_max_raw = max_output_tokens;
3643
3644            let input_ratio = if input_max_raw > 0 {
3645                usage.input_tokens as f32 / input_max_raw as f32
3646            } else {
3647                0.0
3648            };
3649            let output_ratio = if output_max_raw > 0 {
3650                usage.output_tokens as f32 / output_max_raw as f32
3651            } else {
3652                0.0
3653            };
3654
3655            Some(
3656                h_flex()
3657                    .id("split_token_usage")
3658                    .flex_shrink_0()
3659                    .gap_1p5()
3660                    .mr_1()
3661                    .child(
3662                        h_flex()
3663                            .gap_0p5()
3664                            .child(
3665                                Icon::new(IconName::ArrowUp)
3666                                    .size(IconSize::XSmall)
3667                                    .color(Color::Muted),
3668                            )
3669                            .child(
3670                                CircularProgress::new(
3671                                    usage.input_tokens as f32,
3672                                    input_max_raw as f32,
3673                                    ring_size,
3674                                    cx,
3675                                )
3676                                .stroke_width(stroke_width)
3677                                .progress_color(progress_color(input_ratio)),
3678                            ),
3679                    )
3680                    .child(
3681                        h_flex()
3682                            .gap_0p5()
3683                            .child(
3684                                Icon::new(IconName::ArrowDown)
3685                                    .size(IconSize::XSmall)
3686                                    .color(Color::Muted),
3687                            )
3688                            .child(
3689                                CircularProgress::new(
3690                                    usage.output_tokens as f32,
3691                                    output_max_raw as f32,
3692                                    ring_size,
3693                                    cx,
3694                                )
3695                                .stroke_width(stroke_width)
3696                                .progress_color(progress_color(output_ratio)),
3697                            ),
3698                    )
3699                    .hoverable_tooltip(build_tooltip)
3700                    .into_any_element(),
3701            )
3702        } else {
3703            Some(
3704                h_flex()
3705                    .id("circular_progress_tokens")
3706                    .mt_px()
3707                    .mr_1()
3708                    .child(
3709                        CircularProgress::new(
3710                            usage.used_tokens as f32,
3711                            usage.max_tokens as f32,
3712                            ring_size,
3713                            cx,
3714                        )
3715                        .stroke_width(stroke_width)
3716                        .progress_color(progress_color(progress_ratio)),
3717                    )
3718                    .hoverable_tooltip(build_tooltip)
3719                    .into_any_element(),
3720            )
3721        }
3722    }
3723
3724    fn fast_mode_available(&self, cx: &Context<Self>) -> bool {
3725        if !cx.is_staff() {
3726            return false;
3727        }
3728        self.as_native_thread(cx)
3729            .and_then(|thread| thread.read(cx).model())
3730            .map(|model| model.supports_fast_mode())
3731            .unwrap_or(false)
3732    }
3733
3734    fn render_fast_mode_control(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
3735        if !self.fast_mode_available(cx) {
3736            return None;
3737        }
3738
3739        let thread = self.as_native_thread(cx)?.read(cx);
3740
3741        let (tooltip_label, color, icon) = if matches!(thread.speed(), Some(Speed::Fast)) {
3742            ("Disable Fast Mode", Color::Muted, IconName::FastForward)
3743        } else {
3744            (
3745                "Enable Fast Mode",
3746                Color::Custom(cx.theme().colors().icon_disabled.opacity(0.8)),
3747                IconName::FastForwardOff,
3748            )
3749        };
3750
3751        let focus_handle = self.message_editor.focus_handle(cx);
3752
3753        Some(
3754            IconButton::new("fast-mode", icon)
3755                .icon_size(IconSize::Small)
3756                .icon_color(color)
3757                .tooltip(move |_, cx| {
3758                    Tooltip::for_action_in(tooltip_label, &ToggleFastMode, &focus_handle, cx)
3759                })
3760                .on_click(cx.listener(move |this, _, _window, cx| {
3761                    this.toggle_fast_mode(cx);
3762                }))
3763                .into_any_element(),
3764        )
3765    }
3766
3767    fn render_thinking_control(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
3768        let thread = self.as_native_thread(cx)?.read(cx);
3769        let model = thread.model()?;
3770
3771        let supports_thinking = model.supports_thinking();
3772        if !supports_thinking {
3773            return None;
3774        }
3775
3776        let thinking = thread.thinking_enabled();
3777
3778        let (tooltip_label, icon, color) = if thinking {
3779            (
3780                "Disable Thinking Mode",
3781                IconName::ThinkingMode,
3782                Color::Muted,
3783            )
3784        } else {
3785            (
3786                "Enable Thinking Mode",
3787                IconName::ThinkingModeOff,
3788                Color::Custom(cx.theme().colors().icon_disabled.opacity(0.8)),
3789            )
3790        };
3791
3792        let focus_handle = self.message_editor.focus_handle(cx);
3793
3794        let thinking_toggle = IconButton::new("thinking-mode", icon)
3795            .icon_size(IconSize::Small)
3796            .icon_color(color)
3797            .tooltip(move |_, cx| {
3798                Tooltip::for_action_in(tooltip_label, &ToggleThinkingMode, &focus_handle, cx)
3799            })
3800            .on_click(cx.listener(move |this, _, _window, cx| {
3801                if let Some(thread) = this.as_native_thread(cx) {
3802                    thread.update(cx, |thread, cx| {
3803                        let enable_thinking = !thread.thinking_enabled();
3804                        thread.set_thinking_enabled(enable_thinking, cx);
3805
3806                        let fs = thread.project().read(cx).fs().clone();
3807                        update_settings_file(fs, cx, move |settings, _| {
3808                            if let Some(agent) = settings.agent.as_mut()
3809                                && let Some(default_model) = agent.default_model.as_mut()
3810                            {
3811                                default_model.enable_thinking = enable_thinking;
3812                            }
3813                        });
3814                    });
3815                }
3816            }));
3817
3818        if model.supported_effort_levels().is_empty() {
3819            return Some(thinking_toggle.into_any_element());
3820        }
3821
3822        if !model.supported_effort_levels().is_empty() && !thinking {
3823            return Some(thinking_toggle.into_any_element());
3824        }
3825
3826        let left_btn = thinking_toggle;
3827        let right_btn = self.render_effort_selector(
3828            model.supported_effort_levels(),
3829            thread.thinking_effort().cloned(),
3830            cx,
3831        );
3832
3833        Some(
3834            SplitButton::new(left_btn, right_btn.into_any_element())
3835                .style(SplitButtonStyle::Transparent)
3836                .into_any_element(),
3837        )
3838    }
3839
3840    fn render_effort_selector(
3841        &self,
3842        supported_effort_levels: Vec<LanguageModelEffortLevel>,
3843        selected_effort: Option<String>,
3844        cx: &Context<Self>,
3845    ) -> impl IntoElement {
3846        let weak_self = cx.weak_entity();
3847
3848        let default_effort_level = supported_effort_levels
3849            .iter()
3850            .find(|effort_level| effort_level.is_default)
3851            .cloned();
3852
3853        let selected = selected_effort.and_then(|effort| {
3854            supported_effort_levels
3855                .iter()
3856                .find(|level| level.value == effort)
3857                .cloned()
3858        });
3859
3860        let label = selected
3861            .clone()
3862            .or(default_effort_level)
3863            .map_or("Select Effort".into(), |effort| effort.name);
3864
3865        let (label_color, icon) = if self.thinking_effort_menu_handle.is_deployed() {
3866            (Color::Accent, IconName::ChevronUp)
3867        } else {
3868            (Color::Muted, IconName::ChevronDown)
3869        };
3870
3871        let focus_handle = self.message_editor.focus_handle(cx);
3872        let show_cycle_row = supported_effort_levels.len() > 1;
3873
3874        let tooltip = Tooltip::element({
3875            move |_, cx| {
3876                let mut content = v_flex().gap_1().child(
3877                    h_flex()
3878                        .gap_2()
3879                        .justify_between()
3880                        .child(Label::new("Change Thinking Effort"))
3881                        .child(KeyBinding::for_action_in(
3882                            &ToggleThinkingEffortMenu,
3883                            &focus_handle,
3884                            cx,
3885                        )),
3886                );
3887
3888                if show_cycle_row {
3889                    content = content.child(
3890                        h_flex()
3891                            .pt_1()
3892                            .gap_2()
3893                            .justify_between()
3894                            .border_t_1()
3895                            .border_color(cx.theme().colors().border_variant)
3896                            .child(Label::new("Cycle Thinking Effort"))
3897                            .child(KeyBinding::for_action_in(
3898                                &CycleThinkingEffort,
3899                                &focus_handle,
3900                                cx,
3901                            )),
3902                    );
3903                }
3904
3905                content.into_any_element()
3906            }
3907        });
3908
3909        PopoverMenu::new("effort-selector")
3910            .trigger_with_tooltip(
3911                ButtonLike::new_rounded_right("effort-selector-trigger")
3912                    .selected_style(ButtonStyle::Tinted(TintColor::Accent))
3913                    .child(Label::new(label).size(LabelSize::Small).color(label_color))
3914                    .child(Icon::new(icon).size(IconSize::XSmall).color(Color::Muted)),
3915                tooltip,
3916            )
3917            .menu(move |window, cx| {
3918                Some(ContextMenu::build(window, cx, |mut menu, _window, _cx| {
3919                    menu = menu.header("Change Thinking Effort");
3920
3921                    for effort_level in supported_effort_levels.clone() {
3922                        let is_selected = selected
3923                            .as_ref()
3924                            .is_some_and(|selected| selected.value == effort_level.value);
3925                        let entry = ContextMenuEntry::new(effort_level.name)
3926                            .toggleable(IconPosition::End, is_selected);
3927
3928                        menu.push_item(entry.handler({
3929                            let effort = effort_level.value.clone();
3930                            let weak_self = weak_self.clone();
3931                            move |_window, cx| {
3932                                let effort = effort.clone();
3933                                weak_self
3934                                    .update(cx, |this, cx| {
3935                                        if let Some(thread) = this.as_native_thread(cx) {
3936                                            thread.update(cx, |thread, cx| {
3937                                                thread.set_thinking_effort(
3938                                                    Some(effort.to_string()),
3939                                                    cx,
3940                                                );
3941
3942                                                let fs = thread.project().read(cx).fs().clone();
3943                                                update_settings_file(fs, cx, move |settings, _| {
3944                                                    if let Some(agent) = settings.agent.as_mut()
3945                                                        && let Some(default_model) =
3946                                                            agent.default_model.as_mut()
3947                                                    {
3948                                                        default_model.effort =
3949                                                            Some(effort.to_string());
3950                                                    }
3951                                                });
3952                                            });
3953                                        }
3954                                    })
3955                                    .ok();
3956                            }
3957                        }));
3958                    }
3959
3960                    menu
3961                }))
3962            })
3963            .with_handle(self.thinking_effort_menu_handle.clone())
3964            .offset(gpui::Point {
3965                x: px(0.0),
3966                y: px(-2.0),
3967            })
3968            .anchor(Corner::BottomLeft)
3969    }
3970
3971    fn render_send_button(&self, cx: &mut Context<Self>) -> AnyElement {
3972        let message_editor = self.message_editor.read(cx);
3973        let is_editor_empty = message_editor.is_empty(cx);
3974        let focus_handle = message_editor.focus_handle(cx);
3975
3976        let is_generating = self.thread.read(cx).status() != ThreadStatus::Idle;
3977
3978        if self.is_loading_contents {
3979            div()
3980                .id("loading-message-content")
3981                .px_1()
3982                .tooltip(Tooltip::text("Loading Added Context…"))
3983                .child(loading_contents_spinner(IconSize::default()))
3984                .into_any_element()
3985        } else if is_generating && is_editor_empty {
3986            IconButton::new("stop-generation", IconName::Stop)
3987                .icon_color(Color::Error)
3988                .style(ButtonStyle::Tinted(TintColor::Error))
3989                .tooltip(move |_window, cx| {
3990                    Tooltip::for_action("Stop Generation", &editor::actions::Cancel, cx)
3991                })
3992                .on_click(cx.listener(|this, _event, _, cx| this.cancel_generation(cx)))
3993                .into_any_element()
3994        } else {
3995            let send_icon = if is_generating {
3996                IconName::QueueMessage
3997            } else {
3998                IconName::Send
3999            };
4000            IconButton::new("send-message", send_icon)
4001                .style(ButtonStyle::Filled)
4002                .map(|this| {
4003                    if is_editor_empty && !is_generating {
4004                        this.disabled(true).icon_color(Color::Muted)
4005                    } else {
4006                        this.icon_color(Color::Accent)
4007                    }
4008                })
4009                .tooltip(move |_window, cx| {
4010                    if is_editor_empty && !is_generating {
4011                        Tooltip::for_action("Type to Send", &Chat, cx)
4012                    } else if is_generating {
4013                        let focus_handle = focus_handle.clone();
4014
4015                        Tooltip::element(move |_window, cx| {
4016                            v_flex()
4017                                .gap_1()
4018                                .child(
4019                                    h_flex()
4020                                        .gap_2()
4021                                        .justify_between()
4022                                        .child(Label::new("Queue and Send"))
4023                                        .child(KeyBinding::for_action_in(&Chat, &focus_handle, cx)),
4024                                )
4025                                .child(
4026                                    h_flex()
4027                                        .pt_1()
4028                                        .gap_2()
4029                                        .justify_between()
4030                                        .border_t_1()
4031                                        .border_color(cx.theme().colors().border_variant)
4032                                        .child(Label::new("Send Immediately"))
4033                                        .child(KeyBinding::for_action_in(
4034                                            &SendImmediately,
4035                                            &focus_handle,
4036                                            cx,
4037                                        )),
4038                                )
4039                                .into_any_element()
4040                        })(_window, cx)
4041                    } else {
4042                        Tooltip::for_action("Send Message", &Chat, cx)
4043                    }
4044                })
4045                .on_click(cx.listener(|this, _, window, cx| {
4046                    this.send(window, cx);
4047                }))
4048                .into_any_element()
4049        }
4050    }
4051
4052    fn render_add_context_button(&mut self, cx: &mut Context<Self>) -> impl IntoElement {
4053        let focus_handle = self.message_editor.focus_handle(cx);
4054        let weak_self = cx.weak_entity();
4055
4056        PopoverMenu::new("add-context-menu")
4057            .trigger_with_tooltip(
4058                IconButton::new("add-context", IconName::Plus)
4059                    .icon_size(IconSize::Small)
4060                    .icon_color(Color::Muted),
4061                {
4062                    move |_window, cx| {
4063                        Tooltip::for_action_in(
4064                            "Add Context",
4065                            &OpenAddContextMenu,
4066                            &focus_handle,
4067                            cx,
4068                        )
4069                    }
4070                },
4071            )
4072            .anchor(Corner::BottomLeft)
4073            .with_handle(self.add_context_menu_handle.clone())
4074            .offset(gpui::Point {
4075                x: px(0.0),
4076                y: px(-2.0),
4077            })
4078            .menu(move |window, cx| {
4079                weak_self
4080                    .update(cx, |this, cx| this.build_add_context_menu(window, cx))
4081                    .ok()
4082            })
4083    }
4084
4085    fn build_add_context_menu(
4086        &self,
4087        window: &mut Window,
4088        cx: &mut Context<Self>,
4089    ) -> Entity<ContextMenu> {
4090        let message_editor = self.message_editor.clone();
4091        let workspace = self.workspace.clone();
4092        let session_capabilities = self.session_capabilities.read();
4093        let supports_images = session_capabilities.supports_images();
4094        let supports_embedded_context = session_capabilities.supports_embedded_context();
4095
4096        let has_editor_selection = workspace
4097            .upgrade()
4098            .and_then(|ws| {
4099                ws.read(cx)
4100                    .active_item(cx)
4101                    .and_then(|item| item.downcast::<Editor>())
4102            })
4103            .is_some_and(|editor| {
4104                editor.update(cx, |editor, cx| {
4105                    editor.has_non_empty_selection(&editor.display_snapshot(cx))
4106                })
4107            });
4108
4109        let has_terminal_selection = workspace
4110            .upgrade()
4111            .and_then(|ws| ws.read(cx).panel::<TerminalPanel>(cx))
4112            .is_some_and(|panel| !panel.read(cx).terminal_selections(cx).is_empty());
4113
4114        let has_selection = has_editor_selection || has_terminal_selection;
4115
4116        ContextMenu::build(window, cx, move |menu, _window, _cx| {
4117            menu.key_context("AddContextMenu")
4118                .header("Context")
4119                .item(
4120                    ContextMenuEntry::new("Files & Directories")
4121                        .icon(IconName::File)
4122                        .icon_color(Color::Muted)
4123                        .icon_size(IconSize::XSmall)
4124                        .handler({
4125                            let message_editor = message_editor.clone();
4126                            move |window, cx| {
4127                                message_editor.focus_handle(cx).focus(window, cx);
4128                                message_editor.update(cx, |editor, cx| {
4129                                    editor.insert_context_type("file", window, cx);
4130                                });
4131                            }
4132                        }),
4133                )
4134                .item(
4135                    ContextMenuEntry::new("Symbols")
4136                        .icon(IconName::Code)
4137                        .icon_color(Color::Muted)
4138                        .icon_size(IconSize::XSmall)
4139                        .handler({
4140                            let message_editor = message_editor.clone();
4141                            move |window, cx| {
4142                                message_editor.focus_handle(cx).focus(window, cx);
4143                                message_editor.update(cx, |editor, cx| {
4144                                    editor.insert_context_type("symbol", window, cx);
4145                                });
4146                            }
4147                        }),
4148                )
4149                .item(
4150                    ContextMenuEntry::new("Threads")
4151                        .icon(IconName::Thread)
4152                        .icon_color(Color::Muted)
4153                        .icon_size(IconSize::XSmall)
4154                        .handler({
4155                            let message_editor = message_editor.clone();
4156                            move |window, cx| {
4157                                message_editor.focus_handle(cx).focus(window, cx);
4158                                message_editor.update(cx, |editor, cx| {
4159                                    editor.insert_context_type("thread", window, cx);
4160                                });
4161                            }
4162                        }),
4163                )
4164                .item(
4165                    ContextMenuEntry::new("Rules")
4166                        .icon(IconName::Reader)
4167                        .icon_color(Color::Muted)
4168                        .icon_size(IconSize::XSmall)
4169                        .handler({
4170                            let message_editor = message_editor.clone();
4171                            move |window, cx| {
4172                                message_editor.focus_handle(cx).focus(window, cx);
4173                                message_editor.update(cx, |editor, cx| {
4174                                    editor.insert_context_type("rule", window, cx);
4175                                });
4176                            }
4177                        }),
4178                )
4179                .item(
4180                    ContextMenuEntry::new("Image")
4181                        .icon(IconName::Image)
4182                        .icon_color(Color::Muted)
4183                        .icon_size(IconSize::XSmall)
4184                        .disabled(!supports_images)
4185                        .handler({
4186                            let message_editor = message_editor.clone();
4187                            move |window, cx| {
4188                                message_editor.focus_handle(cx).focus(window, cx);
4189                                message_editor.update(cx, |editor, cx| {
4190                                    editor.add_images_from_picker(window, cx);
4191                                });
4192                            }
4193                        }),
4194                )
4195                .item(
4196                    ContextMenuEntry::new("Selection")
4197                        .icon(IconName::CursorIBeam)
4198                        .icon_color(Color::Muted)
4199                        .icon_size(IconSize::XSmall)
4200                        .disabled(!has_selection)
4201                        .handler({
4202                            move |window, cx| {
4203                                window.dispatch_action(
4204                                    zed_actions::agent::AddSelectionToThread.boxed_clone(),
4205                                    cx,
4206                                );
4207                            }
4208                        }),
4209                )
4210                .item(
4211                    ContextMenuEntry::new("Branch Diff")
4212                        .icon(IconName::GitBranch)
4213                        .icon_color(Color::Muted)
4214                        .icon_size(IconSize::XSmall)
4215                        .disabled(!supports_embedded_context)
4216                        .handler({
4217                            move |window, cx| {
4218                                message_editor.update(cx, |editor, cx| {
4219                                    editor.insert_branch_diff_crease(window, cx);
4220                                });
4221                            }
4222                        }),
4223                )
4224        })
4225    }
4226
4227    fn render_follow_toggle(&self, cx: &mut Context<Self>) -> impl IntoElement {
4228        let following = self.is_following(cx);
4229
4230        let tooltip_label = if following {
4231            if self.agent_id.as_ref() == agent::ZED_AGENT_ID.as_ref() {
4232                format!("Stop Following the {}", self.agent_id)
4233            } else {
4234                format!("Stop Following {}", self.agent_id)
4235            }
4236        } else {
4237            if self.agent_id.as_ref() == agent::ZED_AGENT_ID.as_ref() {
4238                format!("Follow the {}", self.agent_id)
4239            } else {
4240                format!("Follow {}", self.agent_id)
4241            }
4242        };
4243
4244        IconButton::new("follow-agent", IconName::Crosshair)
4245            .icon_size(IconSize::Small)
4246            .icon_color(Color::Muted)
4247            .toggle_state(following)
4248            .selected_icon_color(Some(Color::Custom(cx.theme().players().agent().cursor)))
4249            .tooltip(move |_window, cx| {
4250                if following {
4251                    Tooltip::for_action(tooltip_label.clone(), &Follow, cx)
4252                } else {
4253                    Tooltip::with_meta(
4254                        tooltip_label.clone(),
4255                        Some(&Follow),
4256                        "Track the agent's location as it reads and edits files.",
4257                        cx,
4258                    )
4259                }
4260            })
4261            .on_click(cx.listener(move |this, _, window, cx| {
4262                this.toggle_following(window, cx);
4263            }))
4264    }
4265}
4266
4267struct TokenUsageTooltip {
4268    percentage: String,
4269    used: String,
4270    max: String,
4271    input_tokens: String,
4272    output_tokens: String,
4273    input_max: String,
4274    output_max: String,
4275    show_split: bool,
4276    separator_color: Color,
4277    user_rules_count: usize,
4278    first_user_rules_id: Option<uuid::Uuid>,
4279    project_rules_count: usize,
4280    project_entry_ids: Vec<ProjectEntryId>,
4281    workspace: WeakEntity<Workspace>,
4282}
4283
4284impl Render for TokenUsageTooltip {
4285    fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
4286        let separator_color = self.separator_color;
4287        let percentage = self.percentage.clone();
4288        let used = self.used.clone();
4289        let max = self.max.clone();
4290        let input_tokens = self.input_tokens.clone();
4291        let output_tokens = self.output_tokens.clone();
4292        let input_max = self.input_max.clone();
4293        let output_max = self.output_max.clone();
4294        let show_split = self.show_split;
4295        let user_rules_count = self.user_rules_count;
4296        let first_user_rules_id = self.first_user_rules_id;
4297        let project_rules_count = self.project_rules_count;
4298        let project_entry_ids = self.project_entry_ids.clone();
4299        let workspace = self.workspace.clone();
4300
4301        ui::tooltip_container(cx, move |container, cx| {
4302            container
4303                .min_w_40()
4304                .child(
4305                    Label::new("Context")
4306                        .color(Color::Muted)
4307                        .size(LabelSize::Small),
4308                )
4309                .when(!show_split, |this| {
4310                    this.child(
4311                        h_flex()
4312                            .gap_0p5()
4313                            .child(Label::new(percentage.clone()))
4314                            .child(Label::new("\u{2022}").color(separator_color).mx_1())
4315                            .child(Label::new(used.clone()))
4316                            .child(Label::new("/").color(separator_color))
4317                            .child(Label::new(max.clone()).color(Color::Muted)),
4318                    )
4319                })
4320                .when(show_split, |this| {
4321                    this.child(
4322                        v_flex()
4323                            .gap_0p5()
4324                            .child(
4325                                h_flex()
4326                                    .gap_0p5()
4327                                    .child(Label::new("Input:").color(Color::Muted).mr_0p5())
4328                                    .child(Label::new(input_tokens))
4329                                    .child(Label::new("/").color(separator_color))
4330                                    .child(Label::new(input_max).color(Color::Muted)),
4331                            )
4332                            .child(
4333                                h_flex()
4334                                    .gap_0p5()
4335                                    .child(Label::new("Output:").color(Color::Muted).mr_0p5())
4336                                    .child(Label::new(output_tokens))
4337                                    .child(Label::new("/").color(separator_color))
4338                                    .child(Label::new(output_max).color(Color::Muted)),
4339                            ),
4340                    )
4341                })
4342                .when(
4343                    user_rules_count > 0 || project_rules_count > 0,
4344                    move |this| {
4345                        this.child(
4346                            v_flex()
4347                                .mt_1p5()
4348                                .pt_1p5()
4349                                .pb_0p5()
4350                                .gap_0p5()
4351                                .border_t_1()
4352                                .border_color(cx.theme().colors().border_variant)
4353                                .child(
4354                                    Label::new("Rules")
4355                                        .color(Color::Muted)
4356                                        .size(LabelSize::Small),
4357                                )
4358                                .child(
4359                                    v_flex()
4360                                        .mx_neg_1()
4361                                        .when(user_rules_count > 0, move |this| {
4362                                            this.child(
4363                                                Button::new(
4364                                                    "open-user-rules",
4365                                                    format!("{} user rules", user_rules_count),
4366                                                )
4367                                                .end_icon(
4368                                                    Icon::new(IconName::ArrowUpRight)
4369                                                        .color(Color::Muted)
4370                                                        .size(IconSize::XSmall),
4371                                                )
4372                                                .on_click(move |_, window, cx| {
4373                                                    window.dispatch_action(
4374                                                        Box::new(OpenRulesLibrary {
4375                                                            prompt_to_select: first_user_rules_id,
4376                                                        }),
4377                                                        cx,
4378                                                    );
4379                                                }),
4380                                            )
4381                                        })
4382                                        .when(project_rules_count > 0, move |this| {
4383                                            let workspace = workspace.clone();
4384                                            let project_entry_ids = project_entry_ids.clone();
4385                                            this.child(
4386                                                Button::new(
4387                                                    "open-project-rules",
4388                                                    format!(
4389                                                        "{} project rules",
4390                                                        project_rules_count
4391                                                    ),
4392                                                )
4393                                                .end_icon(
4394                                                    Icon::new(IconName::ArrowUpRight)
4395                                                        .color(Color::Muted)
4396                                                        .size(IconSize::XSmall),
4397                                                )
4398                                                .on_click(move |_, window, cx| {
4399                                                    let _ =
4400                                                        workspace.update(cx, |workspace, cx| {
4401                                                            let project =
4402                                                                workspace.project().read(cx);
4403                                                            let paths = project_entry_ids
4404                                                                .iter()
4405                                                                .flat_map(|id| {
4406                                                                    project.path_for_entry(*id, cx)
4407                                                                })
4408                                                                .collect::<Vec<_>>();
4409                                                            for path in paths {
4410                                                                workspace
4411                                                                    .open_path(
4412                                                                        path, None, true, window,
4413                                                                        cx,
4414                                                                    )
4415                                                                    .detach_and_log_err(cx);
4416                                                            }
4417                                                        });
4418                                                }),
4419                                            )
4420                                        }),
4421                                ),
4422                        )
4423                    },
4424                )
4425        })
4426    }
4427}
4428
4429impl ThreadView {
4430    fn render_entries(&mut self, cx: &mut Context<Self>) -> List {
4431        let max_content_width = AgentSettings::get_global(cx).max_content_width;
4432        let centered_container = move |content: AnyElement| {
4433            h_flex()
4434                .w_full()
4435                .justify_center()
4436                .child(div().max_w(max_content_width).w_full().child(content))
4437        };
4438
4439        list(
4440            self.list_state.clone(),
4441            cx.processor(move |this, index: usize, window, cx| {
4442                let entries = this.thread.read(cx).entries();
4443                if let Some(entry) = entries.get(index) {
4444                    let rendered = this.render_entry(index, entries.len(), entry, window, cx);
4445                    centered_container(rendered.into_any_element()).into_any_element()
4446                } else if this.generating_indicator_in_list {
4447                    let confirmation = entries
4448                        .last()
4449                        .is_some_and(|entry| Self::is_waiting_for_confirmation(entry));
4450                    let rendered = this.render_generating(confirmation, cx);
4451                    centered_container(rendered.into_any_element()).into_any_element()
4452                } else {
4453                    Empty.into_any()
4454                }
4455            }),
4456        )
4457        .with_sizing_behavior(gpui::ListSizingBehavior::Auto)
4458        .flex_grow()
4459    }
4460
4461    fn render_entry(
4462        &self,
4463        entry_ix: usize,
4464        total_entries: usize,
4465        entry: &AgentThreadEntry,
4466        window: &Window,
4467        cx: &Context<Self>,
4468    ) -> AnyElement {
4469        let is_indented = entry.is_indented();
4470        let is_first_indented = is_indented
4471            && self
4472                .thread
4473                .read(cx)
4474                .entries()
4475                .get(entry_ix.saturating_sub(1))
4476                .is_none_or(|entry| !entry.is_indented());
4477
4478        let primary = match &entry {
4479            AgentThreadEntry::UserMessage(message) => {
4480                let Some(editor) = self
4481                    .entry_view_state
4482                    .read(cx)
4483                    .entry(entry_ix)
4484                    .and_then(|entry| entry.message_editor())
4485                    .cloned()
4486                else {
4487                    return Empty.into_any_element();
4488                };
4489
4490                let editing = self.editing_message == Some(entry_ix);
4491                let editor_focus = editor.focus_handle(cx).is_focused(window);
4492                let focus_border = cx.theme().colors().border_focused;
4493
4494                let has_checkpoint_button = message
4495                    .checkpoint
4496                    .as_ref()
4497                    .is_some_and(|checkpoint| checkpoint.show);
4498
4499                let is_subagent = self.is_subagent();
4500                let can_rewind = self.thread.read(cx).supports_truncate(cx);
4501                let is_editable = can_rewind && message.id.is_some() && !is_subagent;
4502                let agent_name = if is_subagent {
4503                    "subagents".into()
4504                } else {
4505                    self.agent_id.clone()
4506                };
4507
4508                v_flex()
4509                    .id(("user_message", entry_ix))
4510                    .map(|this| {
4511                        if is_first_indented {
4512                            this.pt_0p5()
4513                        } else {
4514                            this.pt_2()
4515                        }
4516                    })
4517                    .pb_3()
4518                    .px_2()
4519                    .gap_1p5()
4520                    .w_full()
4521                    .when(is_editable && has_checkpoint_button, |this| {
4522                        this.children(message.id.clone().map(|message_id| {
4523                            h_flex()
4524                                .px_3()
4525                                .gap_2()
4526                                .child(Divider::horizontal())
4527                                .child(
4528                                    Button::new("restore-checkpoint", "Restore Checkpoint")
4529                                        .start_icon(Icon::new(IconName::Undo).size(IconSize::XSmall).color(Color::Muted))
4530                                        .label_size(LabelSize::XSmall)
4531                                        .color(Color::Muted)
4532                                        .tooltip(Tooltip::text("Restores all files in the project to the content they had at this point in the conversation."))
4533                                        .on_click(cx.listener(move |this, _, _window, cx| {
4534                                            this.restore_checkpoint(&message_id, cx);
4535                                        }))
4536                                )
4537                                .child(Divider::horizontal())
4538                        }))
4539                    })
4540                    .child(
4541                        div()
4542                            .relative()
4543                            .child(
4544                                div()
4545                                    .py_3()
4546                                    .px_2()
4547                                    .rounded_md()
4548                                    .bg(cx.theme().colors().editor_background)
4549                                    .border_1()
4550                                    .when(is_indented, |this| {
4551                                        this.py_2().px_2().shadow_sm()
4552                                    })
4553                                    .border_color(cx.theme().colors().border)
4554                                    .map(|this| {
4555                                        if !is_editable {
4556                                            if is_subagent {
4557                                                return this.border_dashed();
4558                                            }
4559                                            return this;
4560                                        }
4561                                        if editing && editor_focus {
4562                                            return this.border_color(focus_border);
4563                                        }
4564                                        if editing && !editor_focus {
4565                                            return this.border_dashed()
4566                                        }
4567                                        this.shadow_md().hover(|s| {
4568                                            s.border_color(focus_border.opacity(0.8))
4569                                        })
4570                                    })
4571                                    .text_xs()
4572                                    .child(editor.clone().into_any_element())
4573                            )
4574                            .when(editor_focus, |this| {
4575                                let base_container = h_flex()
4576                                    .absolute()
4577                                    .top_neg_3p5()
4578                                    .right_3()
4579                                    .gap_1()
4580                                    .rounded_sm()
4581                                    .border_1()
4582                                    .border_color(cx.theme().colors().border)
4583                                    .bg(cx.theme().colors().editor_background)
4584                                    .overflow_hidden();
4585
4586                                let is_loading_contents = self.is_loading_contents;
4587                                if is_editable {
4588                                    this.child(
4589                                        base_container
4590                                            .child(
4591                                                IconButton::new("cancel", IconName::Close)
4592                                                    .disabled(is_loading_contents)
4593                                                    .icon_color(Color::Error)
4594                                                    .icon_size(IconSize::XSmall)
4595                                                    .on_click(cx.listener(Self::cancel_editing))
4596                                            )
4597                                            .child(
4598                                                if is_loading_contents {
4599                                                    div()
4600                                                        .id("loading-edited-message-content")
4601                                                        .tooltip(Tooltip::text("Loading Added Context…"))
4602                                                        .child(loading_contents_spinner(IconSize::XSmall))
4603                                                        .into_any_element()
4604                                                } else {
4605                                                    IconButton::new("regenerate", IconName::Return)
4606                                                        .icon_color(Color::Muted)
4607                                                        .icon_size(IconSize::XSmall)
4608                                                        .tooltip(Tooltip::text(
4609                                                            "Editing will restart the thread from this point."
4610                                                        ))
4611                                                        .on_click(cx.listener({
4612                                                            let editor = editor.clone();
4613                                                            move |this, _, window, cx| {
4614                                                                this.regenerate(
4615                                                                    entry_ix, editor.clone(), window, cx,
4616                                                                );
4617                                                            }
4618                                                        })).into_any_element()
4619                                                }
4620                                            )
4621                                    )
4622                                } else {
4623                                    this.child(
4624                                        base_container
4625                                            .border_dashed()
4626                                            .child(IconButton::new("non_editable", IconName::PencilUnavailable)
4627                                                .icon_size(IconSize::Small)
4628                                                .icon_color(Color::Muted)
4629                                                .style(ButtonStyle::Transparent)
4630                                                .tooltip(Tooltip::element({
4631                                                    let agent_name = agent_name.clone();
4632                                                    move |_, _| {
4633                                                        v_flex()
4634                                                            .gap_1()
4635                                                            .child(Label::new("Unavailable Editing"))
4636                                                            .child(
4637                                                                div().max_w_64().child(
4638                                                                    Label::new(format!(
4639                                                                        "Editing previous messages is not available for {} yet.",
4640                                                                        agent_name
4641                                                                    ))
4642                                                                    .size(LabelSize::Small)
4643                                                                    .color(Color::Muted),
4644                                                                ),
4645                                                            )
4646                                                            .into_any_element()
4647                                                    }
4648                                                }))),
4649                                    )
4650                                }
4651                            }),
4652                    )
4653                    .into_any()
4654            }
4655            AgentThreadEntry::AssistantMessage(AssistantMessage {
4656                chunks,
4657                indented: _,
4658                is_subagent_output: _,
4659            }) => {
4660                let mut is_blank = true;
4661                let is_last = entry_ix + 1 == total_entries;
4662
4663                let style = MarkdownStyle::themed(MarkdownFont::Agent, window, cx);
4664                let message_body = v_flex()
4665                    .w_full()
4666                    .gap_3()
4667                    .children(chunks.iter().enumerate().filter_map(
4668                        |(chunk_ix, chunk)| match chunk {
4669                            AssistantMessageChunk::Message { block } => {
4670                                block.markdown().and_then(|md| {
4671                                    let this_is_blank = md.read(cx).source().trim().is_empty();
4672                                    is_blank = is_blank && this_is_blank;
4673                                    if this_is_blank {
4674                                        return None;
4675                                    }
4676
4677                                    Some(
4678                                        self.render_markdown(md.clone(), style.clone())
4679                                            .into_any_element(),
4680                                    )
4681                                })
4682                            }
4683                            AssistantMessageChunk::Thought { block } => {
4684                                block.markdown().and_then(|md| {
4685                                    let this_is_blank = md.read(cx).source().trim().is_empty();
4686                                    is_blank = is_blank && this_is_blank;
4687                                    if this_is_blank {
4688                                        return None;
4689                                    }
4690                                    Some(
4691                                        self.render_thinking_block(
4692                                            entry_ix,
4693                                            chunk_ix,
4694                                            md.clone(),
4695                                            window,
4696                                            cx,
4697                                        )
4698                                        .into_any_element(),
4699                                    )
4700                                })
4701                            }
4702                        },
4703                    ))
4704                    .into_any();
4705
4706                if is_blank {
4707                    Empty.into_any()
4708                } else {
4709                    v_flex()
4710                        .px_5()
4711                        .py_1p5()
4712                        .when(is_last, |this| this.pb_4())
4713                        .w_full()
4714                        .text_ui(cx)
4715                        .child(self.render_message_context_menu(entry_ix, message_body, cx))
4716                        .when_some(
4717                            self.entry_view_state
4718                                .read(cx)
4719                                .entry(entry_ix)
4720                                .and_then(|entry| entry.focus_handle(cx)),
4721                            |this, handle| this.track_focus(&handle),
4722                        )
4723                        .into_any()
4724                }
4725            }
4726            AgentThreadEntry::ToolCall(tool_call) => self
4727                .render_any_tool_call(
4728                    self.thread.read(cx).session_id(),
4729                    entry_ix,
4730                    tool_call,
4731                    &self.focus_handle(cx),
4732                    false,
4733                    window,
4734                    cx,
4735                )
4736                .into_any(),
4737            AgentThreadEntry::CompletedPlan(entries) => {
4738                self.render_completed_plan(entries, window, cx)
4739            }
4740        };
4741
4742        let is_subagent_output = self.is_subagent()
4743            && matches!(entry, AgentThreadEntry::AssistantMessage(msg) if msg.is_subagent_output);
4744
4745        let primary = if is_subagent_output {
4746            v_flex()
4747                .w_full()
4748                .child(
4749                    h_flex()
4750                        .id("subagent_output")
4751                        .px_5()
4752                        .py_1()
4753                        .gap_2()
4754                        .child(Divider::horizontal())
4755                        .child(
4756                            h_flex()
4757                                .gap_1()
4758                                .child(
4759                                    Icon::new(IconName::ForwardArrowUp)
4760                                        .color(Color::Muted)
4761                                        .size(IconSize::Small),
4762                                )
4763                                .child(
4764                                    Label::new("Subagent Output")
4765                                        .size(LabelSize::Custom(self.tool_name_font_size()))
4766                                        .color(Color::Muted),
4767                                ),
4768                        )
4769                        .child(Divider::horizontal())
4770                        .tooltip(Tooltip::text("Everything below this line was sent as output from this subagent to the main agent.")),
4771                )
4772                .child(primary)
4773                .into_any_element()
4774        } else {
4775            primary
4776        };
4777
4778        let thread = self.thread.clone();
4779
4780        let primary = if is_indented {
4781            let line_top = if is_first_indented {
4782                rems_from_px(-12.0)
4783            } else {
4784                rems_from_px(0.0)
4785            };
4786
4787            div()
4788                .relative()
4789                .w_full()
4790                .pl_5()
4791                .bg(cx.theme().colors().panel_background.opacity(0.2))
4792                .child(
4793                    div()
4794                        .absolute()
4795                        .left(rems_from_px(18.0))
4796                        .top(line_top)
4797                        .bottom_0()
4798                        .w_px()
4799                        .bg(cx.theme().colors().border.opacity(0.6)),
4800                )
4801                .child(primary)
4802                .into_any_element()
4803        } else {
4804            primary
4805        };
4806
4807        let needs_confirmation = Self::is_waiting_for_confirmation(entry);
4808
4809        let comments_editor = self.thread_feedback.comments_editor.clone();
4810
4811        let primary = if entry_ix + 1 == total_entries {
4812            v_flex()
4813                .w_full()
4814                .child(primary)
4815                .when(!needs_confirmation, |this| {
4816                    this.child(self.render_thread_controls(&thread, cx))
4817                })
4818                .when_some(comments_editor, |this, editor| {
4819                    this.child(Self::render_feedback_feedback_editor(editor, cx))
4820                })
4821                .into_any_element()
4822        } else {
4823            primary
4824        };
4825
4826        if let Some(editing_index) = self.editing_message
4827            && editing_index < entry_ix
4828        {
4829            let is_subagent = self.is_subagent();
4830
4831            let backdrop = div()
4832                .id(("backdrop", entry_ix))
4833                .size_full()
4834                .absolute()
4835                .inset_0()
4836                .bg(cx.theme().colors().panel_background)
4837                .opacity(0.8)
4838                .block_mouse_except_scroll()
4839                .on_click(cx.listener(Self::cancel_editing));
4840
4841            div()
4842                .relative()
4843                .child(primary)
4844                .when(!is_subagent, |this| this.child(backdrop))
4845                .into_any_element()
4846        } else {
4847            primary
4848        }
4849    }
4850
4851    fn render_feedback_feedback_editor(editor: Entity<Editor>, cx: &Context<Self>) -> Div {
4852        h_flex()
4853            .key_context("AgentFeedbackMessageEditor")
4854            .on_action(cx.listener(move |this, _: &menu::Cancel, _, cx| {
4855                this.thread_feedback.dismiss_comments();
4856                cx.notify();
4857            }))
4858            .on_action(cx.listener(move |this, _: &menu::Confirm, _window, cx| {
4859                this.submit_feedback_message(cx);
4860            }))
4861            .p_2()
4862            .mb_2()
4863            .mx_5()
4864            .gap_1()
4865            .rounded_md()
4866            .border_1()
4867            .border_color(cx.theme().colors().border)
4868            .bg(cx.theme().colors().editor_background)
4869            .child(div().w_full().child(editor))
4870            .child(
4871                h_flex()
4872                    .child(
4873                        IconButton::new("dismiss-feedback-message", IconName::Close)
4874                            .icon_color(Color::Error)
4875                            .icon_size(IconSize::XSmall)
4876                            .shape(ui::IconButtonShape::Square)
4877                            .on_click(cx.listener(move |this, _, _window, cx| {
4878                                this.thread_feedback.dismiss_comments();
4879                                cx.notify();
4880                            })),
4881                    )
4882                    .child(
4883                        IconButton::new("submit-feedback-message", IconName::Return)
4884                            .icon_size(IconSize::XSmall)
4885                            .shape(ui::IconButtonShape::Square)
4886                            .on_click(cx.listener(move |this, _, _window, cx| {
4887                                this.submit_feedback_message(cx);
4888                            })),
4889                    ),
4890            )
4891    }
4892
4893    fn render_thread_controls(
4894        &self,
4895        thread: &Entity<AcpThread>,
4896        cx: &Context<Self>,
4897    ) -> impl IntoElement {
4898        let is_generating = matches!(thread.read(cx).status(), ThreadStatus::Generating);
4899        if is_generating {
4900            return Empty.into_any_element();
4901        }
4902
4903        let open_as_markdown = IconButton::new("open-as-markdown", IconName::FileMarkdown)
4904            .shape(ui::IconButtonShape::Square)
4905            .icon_size(IconSize::Small)
4906            .icon_color(Color::Ignored)
4907            .tooltip(Tooltip::text("Open Thread as Markdown"))
4908            .on_click(cx.listener(move |this, _, window, cx| {
4909                if let Some(workspace) = this.workspace.upgrade() {
4910                    this.open_thread_as_markdown(workspace, window, cx)
4911                        .detach_and_log_err(cx);
4912                }
4913            }));
4914
4915        let scroll_to_recent_user_prompt =
4916            IconButton::new("scroll_to_recent_user_prompt", IconName::ForwardArrow)
4917                .shape(ui::IconButtonShape::Square)
4918                .icon_size(IconSize::Small)
4919                .icon_color(Color::Ignored)
4920                .tooltip(Tooltip::text("Scroll To Most Recent User Prompt"))
4921                .on_click(cx.listener(move |this, _, _, cx| {
4922                    this.scroll_to_most_recent_user_prompt(cx);
4923                }));
4924
4925        let scroll_to_top = IconButton::new("scroll_to_top", IconName::ArrowUp)
4926            .shape(ui::IconButtonShape::Square)
4927            .icon_size(IconSize::Small)
4928            .icon_color(Color::Ignored)
4929            .tooltip(Tooltip::text("Scroll To Top"))
4930            .on_click(cx.listener(move |this, _, _, cx| {
4931                this.scroll_to_top(cx);
4932            }));
4933
4934        let show_stats = AgentSettings::get_global(cx).show_turn_stats;
4935        let last_turn_clock = show_stats
4936            .then(|| {
4937                self.turn_fields
4938                    .last_turn_duration
4939                    .filter(|&duration| duration > STOPWATCH_THRESHOLD)
4940                    .map(|duration| {
4941                        Label::new(duration_alt_display(duration))
4942                            .size(LabelSize::Small)
4943                            .color(Color::Muted)
4944                    })
4945            })
4946            .flatten();
4947
4948        let last_turn_tokens_label = last_turn_clock
4949            .is_some()
4950            .then(|| {
4951                self.turn_fields
4952                    .last_turn_tokens
4953                    .filter(|&tokens| tokens > TOKEN_THRESHOLD)
4954                    .map(|tokens| {
4955                        Label::new(format!("{} tokens", crate::humanize_token_count(tokens)))
4956                            .size(LabelSize::Small)
4957                            .color(Color::Muted)
4958                    })
4959            })
4960            .flatten();
4961
4962        let mut container = h_flex()
4963            .w_full()
4964            .py_2()
4965            .px_5()
4966            .gap_px()
4967            .opacity(0.6)
4968            .hover(|s| s.opacity(1.))
4969            .justify_end()
4970            .when(
4971                last_turn_tokens_label.is_some() || last_turn_clock.is_some(),
4972                |this| {
4973                    this.child(
4974                        h_flex()
4975                            .gap_1()
4976                            .px_1()
4977                            .when_some(last_turn_tokens_label, |this, label| this.child(label))
4978                            .when_some(last_turn_clock, |this, label| this.child(label)),
4979                    )
4980                },
4981            );
4982
4983        let enable_thread_feedback = util::maybe!({
4984            let project = thread.read(cx).project().read(cx);
4985            let user_store = project.user_store();
4986            if let Some(configuration) = user_store.read(cx).current_organization_configuration() {
4987                if !configuration.is_agent_thread_feedback_enabled {
4988                    return false;
4989                }
4990            }
4991
4992            AgentSettings::get_global(cx).enable_feedback
4993                && self.thread.read(cx).connection().telemetry().is_some()
4994        });
4995
4996        if enable_thread_feedback {
4997            let feedback = self.thread_feedback.feedback;
4998
4999            let tooltip_meta = || {
5000                SharedString::new(
5001                    "Rating the thread sends all of your current conversation to the Zed team.",
5002                )
5003            };
5004
5005            container = container
5006                    .child(
5007                        IconButton::new("feedback-thumbs-up", IconName::ThumbsUp)
5008                            .shape(ui::IconButtonShape::Square)
5009                            .icon_size(IconSize::Small)
5010                            .icon_color(match feedback {
5011                                Some(ThreadFeedback::Positive) => Color::Accent,
5012                                _ => Color::Ignored,
5013                            })
5014                            .tooltip(move |window, cx| match feedback {
5015                                Some(ThreadFeedback::Positive) => {
5016                                    Tooltip::text("Thanks for your feedback!")(window, cx)
5017                                }
5018                                _ => {
5019                                    Tooltip::with_meta("Helpful Response", None, tooltip_meta(), cx)
5020                                }
5021                            })
5022                            .on_click(cx.listener(move |this, _, window, cx| {
5023                                this.handle_feedback_click(ThreadFeedback::Positive, window, cx);
5024                            })),
5025                    )
5026                    .child(
5027                        IconButton::new("feedback-thumbs-down", IconName::ThumbsDown)
5028                            .shape(ui::IconButtonShape::Square)
5029                            .icon_size(IconSize::Small)
5030                            .icon_color(match feedback {
5031                                Some(ThreadFeedback::Negative) => Color::Accent,
5032                                _ => Color::Ignored,
5033                            })
5034                            .tooltip(move |window, cx| match feedback {
5035                                Some(ThreadFeedback::Negative) => {
5036                                    Tooltip::text(
5037                                    "We appreciate your feedback and will use it to improve in the future.",
5038                                )(window, cx)
5039                                }
5040                                _ => {
5041                                    Tooltip::with_meta(
5042                                        "Not Helpful Response",
5043                                        None,
5044                                        tooltip_meta(),
5045                                        cx,
5046                                    )
5047                                }
5048                            })
5049                            .on_click(cx.listener(move |this, _, window, cx| {
5050                                this.handle_feedback_click(ThreadFeedback::Negative, window, cx);
5051                            })),
5052                    );
5053        }
5054
5055        if let Some(project) = self.project.upgrade()
5056            && let Some(server_view) = self.server_view.upgrade()
5057            && cx.has_flag::<AgentSharingFeatureFlag>()
5058            && project.read(cx).client().status().borrow().is_connected()
5059        {
5060            let button = if self.is_imported_thread(cx) {
5061                IconButton::new("sync-thread", IconName::ArrowCircle)
5062                    .shape(ui::IconButtonShape::Square)
5063                    .icon_size(IconSize::Small)
5064                    .icon_color(Color::Ignored)
5065                    .tooltip(Tooltip::text("Sync with source thread"))
5066                    .on_click(cx.listener(move |this, _, window, cx| {
5067                        this.sync_thread(project.clone(), server_view.clone(), window, cx);
5068                    }))
5069            } else {
5070                IconButton::new("share-thread", IconName::ArrowUpRight)
5071                    .shape(ui::IconButtonShape::Square)
5072                    .icon_size(IconSize::Small)
5073                    .icon_color(Color::Ignored)
5074                    .tooltip(Tooltip::text("Share Thread"))
5075                    .on_click(cx.listener(move |this, _, window, cx| {
5076                        this.share_thread(window, cx);
5077                    }))
5078            };
5079
5080            container = container.child(button);
5081        }
5082
5083        container
5084            .child(open_as_markdown)
5085            .child(scroll_to_recent_user_prompt)
5086            .child(scroll_to_top)
5087            .into_any_element()
5088    }
5089
5090    pub(crate) fn scroll_to_most_recent_user_prompt(&mut self, cx: &mut Context<Self>) {
5091        let entries = self.thread.read(cx).entries();
5092        if entries.is_empty() {
5093            return;
5094        }
5095
5096        // Find the most recent user message and scroll it to the top of the viewport.
5097        // (Fallback: if no user message exists, scroll to the bottom.)
5098        if let Some(ix) = entries
5099            .iter()
5100            .rposition(|entry| matches!(entry, AgentThreadEntry::UserMessage(_)))
5101        {
5102            self.list_state.scroll_to(ListOffset {
5103                item_ix: ix,
5104                offset_in_item: px(0.0),
5105            });
5106            cx.notify();
5107        } else {
5108            self.scroll_to_end(cx);
5109        }
5110    }
5111
5112    pub fn scroll_to_end(&mut self, cx: &mut Context<Self>) {
5113        self.list_state.scroll_to_end();
5114        cx.notify();
5115    }
5116
5117    fn handle_feedback_click(
5118        &mut self,
5119        feedback: ThreadFeedback,
5120        window: &mut Window,
5121        cx: &mut Context<Self>,
5122    ) {
5123        self.thread_feedback
5124            .submit(self.thread.clone(), feedback, window, cx);
5125        cx.notify();
5126    }
5127
5128    fn submit_feedback_message(&mut self, cx: &mut Context<Self>) {
5129        let thread = self.thread.clone();
5130        self.thread_feedback.submit_comments(thread, cx);
5131        cx.notify();
5132    }
5133
5134    pub(crate) fn scroll_to_top(&mut self, cx: &mut Context<Self>) {
5135        self.list_state.scroll_to(ListOffset::default());
5136        cx.notify();
5137    }
5138
5139    fn scroll_output_page_up(
5140        &mut self,
5141        _: &ScrollOutputPageUp,
5142        _window: &mut Window,
5143        cx: &mut Context<Self>,
5144    ) {
5145        let page_height = self.list_state.viewport_bounds().size.height;
5146        self.list_state.scroll_by(-page_height * 0.9);
5147        cx.notify();
5148    }
5149
5150    fn scroll_output_page_down(
5151        &mut self,
5152        _: &ScrollOutputPageDown,
5153        _window: &mut Window,
5154        cx: &mut Context<Self>,
5155    ) {
5156        let page_height = self.list_state.viewport_bounds().size.height;
5157        self.list_state.scroll_by(page_height * 0.9);
5158        cx.notify();
5159    }
5160
5161    fn scroll_output_line_up(
5162        &mut self,
5163        _: &ScrollOutputLineUp,
5164        window: &mut Window,
5165        cx: &mut Context<Self>,
5166    ) {
5167        self.list_state.scroll_by(-window.line_height() * 3.);
5168        cx.notify();
5169    }
5170
5171    fn scroll_output_line_down(
5172        &mut self,
5173        _: &ScrollOutputLineDown,
5174        window: &mut Window,
5175        cx: &mut Context<Self>,
5176    ) {
5177        self.list_state.scroll_by(window.line_height() * 3.);
5178        cx.notify();
5179    }
5180
5181    fn scroll_output_to_top(
5182        &mut self,
5183        _: &ScrollOutputToTop,
5184        _window: &mut Window,
5185        cx: &mut Context<Self>,
5186    ) {
5187        self.scroll_to_top(cx);
5188    }
5189
5190    fn scroll_output_to_bottom(
5191        &mut self,
5192        _: &ScrollOutputToBottom,
5193        _window: &mut Window,
5194        cx: &mut Context<Self>,
5195    ) {
5196        self.scroll_to_end(cx);
5197    }
5198
5199    fn scroll_output_to_previous_message(
5200        &mut self,
5201        _: &ScrollOutputToPreviousMessage,
5202        _window: &mut Window,
5203        cx: &mut Context<Self>,
5204    ) {
5205        let entries = self.thread.read(cx).entries();
5206        let current_ix = self.list_state.logical_scroll_top().item_ix;
5207        if let Some(target_ix) = (0..current_ix)
5208            .rev()
5209            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
5210        {
5211            self.list_state.scroll_to(ListOffset {
5212                item_ix: target_ix,
5213                offset_in_item: px(0.),
5214            });
5215            cx.notify();
5216        }
5217    }
5218
5219    fn scroll_output_to_next_message(
5220        &mut self,
5221        _: &ScrollOutputToNextMessage,
5222        _window: &mut Window,
5223        cx: &mut Context<Self>,
5224    ) {
5225        let entries = self.thread.read(cx).entries();
5226        let current_ix = self.list_state.logical_scroll_top().item_ix;
5227        if let Some(target_ix) = (current_ix + 1..entries.len())
5228            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
5229        {
5230            self.list_state.scroll_to(ListOffset {
5231                item_ix: target_ix,
5232                offset_in_item: px(0.),
5233            });
5234            cx.notify();
5235        }
5236    }
5237
5238    pub fn open_thread_as_markdown(
5239        &self,
5240        workspace: Entity<Workspace>,
5241        window: &mut Window,
5242        cx: &mut App,
5243    ) -> Task<Result<()>> {
5244        let markdown_language_task = workspace
5245            .read(cx)
5246            .app_state()
5247            .languages
5248            .language_for_name("Markdown");
5249
5250        let thread = self.thread.read(cx);
5251        let thread_title = thread
5252            .title()
5253            .unwrap_or_else(|| DEFAULT_THREAD_TITLE.into())
5254            .to_string();
5255        let markdown = thread.to_markdown(cx);
5256
5257        let project = workspace.read(cx).project().clone();
5258        window.spawn(cx, async move |cx| {
5259            let markdown_language = markdown_language_task.await?;
5260
5261            let buffer = project
5262                .update(cx, |project, cx| {
5263                    project.create_buffer(Some(markdown_language), false, cx)
5264                })
5265                .await?;
5266
5267            buffer.update(cx, |buffer, cx| {
5268                buffer.set_text(markdown, cx);
5269                buffer.set_capability(language::Capability::ReadWrite, cx);
5270            });
5271
5272            workspace.update_in(cx, |workspace, window, cx| {
5273                let buffer = cx
5274                    .new(|cx| MultiBuffer::singleton(buffer, cx).with_title(thread_title.clone()));
5275
5276                workspace.add_item_to_active_pane(
5277                    Box::new(cx.new(|cx| {
5278                        let mut editor =
5279                            Editor::for_multibuffer(buffer, Some(project.clone()), window, cx);
5280                        editor.set_breadcrumb_header(thread_title);
5281                        editor.disable_mouse_wheel_zoom();
5282                        editor
5283                    })),
5284                    None,
5285                    true,
5286                    window,
5287                    cx,
5288                );
5289            })?;
5290            anyhow::Ok(())
5291        })
5292    }
5293
5294    pub(crate) fn sync_editor_mode_for_empty_state(&mut self, cx: &mut Context<Self>) {
5295        let has_messages = self.list_state.item_count() > 0;
5296        let v2_empty_state = !has_messages;
5297
5298        let mode = if v2_empty_state {
5299            EditorMode::Full {
5300                scale_ui_elements_with_buffer_font_size: false,
5301                show_active_line_background: false,
5302                sizing_behavior: SizingBehavior::Default,
5303            }
5304        } else {
5305            EditorMode::AutoHeight {
5306                min_lines: AgentSettings::get_global(cx).message_editor_min_lines,
5307                max_lines: Some(AgentSettings::get_global(cx).set_message_editor_max_lines()),
5308            }
5309        };
5310        self.message_editor.update(cx, |editor, cx| {
5311            editor.set_mode(mode, cx);
5312        });
5313    }
5314
5315    /// Ensures the list item count includes (or excludes) an extra item for the generating indicator
5316    pub(crate) fn sync_generating_indicator(&mut self, cx: &App) {
5317        let is_generating = matches!(self.thread.read(cx).status(), ThreadStatus::Generating);
5318
5319        if is_generating && !self.generating_indicator_in_list {
5320            let entries_count = self.thread.read(cx).entries().len();
5321            self.list_state.splice(entries_count..entries_count, 1);
5322            self.generating_indicator_in_list = true;
5323        } else if !is_generating && self.generating_indicator_in_list {
5324            let entries_count = self.thread.read(cx).entries().len();
5325            self.list_state.splice(entries_count..entries_count + 1, 0);
5326            self.generating_indicator_in_list = false;
5327        }
5328    }
5329
5330    fn render_generating(&self, confirmation: bool, cx: &App) -> impl IntoElement {
5331        let show_stats = AgentSettings::get_global(cx).show_turn_stats;
5332        let elapsed_label = show_stats
5333            .then(|| {
5334                self.turn_fields.turn_started_at.and_then(|started_at| {
5335                    let elapsed = started_at.elapsed();
5336                    (elapsed > STOPWATCH_THRESHOLD).then(|| duration_alt_display(elapsed))
5337                })
5338            })
5339            .flatten();
5340
5341        let is_blocked_on_terminal_command =
5342            !confirmation && self.is_blocked_on_terminal_command(cx);
5343        let is_waiting = confirmation || self.thread.read(cx).has_in_progress_tool_calls();
5344
5345        let turn_tokens_label = elapsed_label
5346            .is_some()
5347            .then(|| {
5348                self.turn_fields
5349                    .turn_tokens
5350                    .filter(|&tokens| tokens > TOKEN_THRESHOLD)
5351                    .map(|tokens| crate::humanize_token_count(tokens))
5352            })
5353            .flatten();
5354
5355        let arrow_icon = if is_waiting {
5356            IconName::ArrowUp
5357        } else {
5358            IconName::ArrowDown
5359        };
5360
5361        h_flex()
5362            .id("generating-spinner")
5363            .py_2()
5364            .px(rems_from_px(22.))
5365            .gap_2()
5366            .map(|this| {
5367                if confirmation {
5368                    this.child(
5369                        h_flex()
5370                            .w_2()
5371                            .justify_center()
5372                            .child(GeneratingSpinnerElement::new(SpinnerVariant::Sand)),
5373                    )
5374                    .child(
5375                        div().min_w(rems(8.)).child(
5376                            LoadingLabel::new("Awaiting Confirmation")
5377                                .size(LabelSize::Small)
5378                                .color(Color::Muted),
5379                        ),
5380                    )
5381                } else if is_blocked_on_terminal_command {
5382                    this
5383                } else {
5384                    this.child(
5385                        h_flex()
5386                            .w_2()
5387                            .justify_center()
5388                            .child(GeneratingSpinnerElement::new(SpinnerVariant::Dots)),
5389                    )
5390                }
5391            })
5392            .when_some(elapsed_label, |this, elapsed| {
5393                this.child(
5394                    Label::new(elapsed)
5395                        .size(LabelSize::Small)
5396                        .color(Color::Muted),
5397                )
5398            })
5399            .when_some(turn_tokens_label, |this, tokens| {
5400                this.child(
5401                    h_flex()
5402                        .gap_0p5()
5403                        .child(
5404                            Icon::new(arrow_icon)
5405                                .size(IconSize::XSmall)
5406                                .color(Color::Muted),
5407                        )
5408                        .child(
5409                            Label::new(format!("{} tokens", tokens))
5410                                .size(LabelSize::Small)
5411                                .color(Color::Muted),
5412                        ),
5413                )
5414            })
5415            .into_any_element()
5416    }
5417
5418    pub(crate) fn auto_expand_streaming_thought(&mut self, cx: &mut Context<Self>) {
5419        let thinking_display = AgentSettings::get_global(cx).thinking_display;
5420
5421        if !matches!(
5422            thinking_display,
5423            ThinkingBlockDisplay::Auto | ThinkingBlockDisplay::Preview
5424        ) {
5425            return;
5426        }
5427
5428        let key = {
5429            let thread = self.thread.read(cx);
5430            if thread.status() != ThreadStatus::Generating {
5431                return;
5432            }
5433            let entries = thread.entries();
5434            let last_ix = entries.len().saturating_sub(1);
5435            match entries.get(last_ix) {
5436                Some(AgentThreadEntry::AssistantMessage(msg)) => match msg.chunks.last() {
5437                    Some(AssistantMessageChunk::Thought { .. }) => {
5438                        Some((last_ix, msg.chunks.len() - 1))
5439                    }
5440                    _ => None,
5441                },
5442                _ => None,
5443            }
5444        };
5445
5446        if let Some(key) = key {
5447            if self.auto_expanded_thinking_block != Some(key) {
5448                self.auto_expanded_thinking_block = Some(key);
5449                self.expanded_thinking_blocks.insert(key);
5450                cx.notify();
5451            }
5452        } else if self.auto_expanded_thinking_block.is_some() {
5453            if thinking_display == ThinkingBlockDisplay::Auto {
5454                if let Some(key) = self.auto_expanded_thinking_block {
5455                    if !self.user_toggled_thinking_blocks.contains(&key) {
5456                        self.expanded_thinking_blocks.remove(&key);
5457                    }
5458                }
5459            }
5460            self.auto_expanded_thinking_block = None;
5461            cx.notify();
5462        }
5463    }
5464
5465    pub(crate) fn clear_auto_expand_tracking(&mut self) {
5466        self.auto_expanded_thinking_block = None;
5467    }
5468
5469    fn toggle_thinking_block_expansion(&mut self, key: (usize, usize), cx: &mut Context<Self>) {
5470        let thinking_display = AgentSettings::get_global(cx).thinking_display;
5471
5472        match thinking_display {
5473            ThinkingBlockDisplay::Auto => {
5474                let is_open = self.expanded_thinking_blocks.contains(&key)
5475                    || self.user_toggled_thinking_blocks.contains(&key);
5476
5477                if is_open {
5478                    self.expanded_thinking_blocks.remove(&key);
5479                    self.user_toggled_thinking_blocks.remove(&key);
5480                } else {
5481                    self.expanded_thinking_blocks.insert(key);
5482                    self.user_toggled_thinking_blocks.insert(key);
5483                }
5484            }
5485            ThinkingBlockDisplay::Preview => {
5486                let is_user_expanded = self.user_toggled_thinking_blocks.contains(&key);
5487                let is_in_expanded_set = self.expanded_thinking_blocks.contains(&key);
5488
5489                if is_user_expanded {
5490                    self.user_toggled_thinking_blocks.remove(&key);
5491                    self.expanded_thinking_blocks.remove(&key);
5492                } else if is_in_expanded_set {
5493                    self.user_toggled_thinking_blocks.insert(key);
5494                } else {
5495                    self.expanded_thinking_blocks.insert(key);
5496                    self.user_toggled_thinking_blocks.insert(key);
5497                }
5498            }
5499            ThinkingBlockDisplay::AlwaysExpanded => {
5500                if self.user_toggled_thinking_blocks.contains(&key) {
5501                    self.user_toggled_thinking_blocks.remove(&key);
5502                } else {
5503                    self.user_toggled_thinking_blocks.insert(key);
5504                }
5505            }
5506            ThinkingBlockDisplay::AlwaysCollapsed => {
5507                if self.user_toggled_thinking_blocks.contains(&key) {
5508                    self.user_toggled_thinking_blocks.remove(&key);
5509                    self.expanded_thinking_blocks.remove(&key);
5510                } else {
5511                    self.expanded_thinking_blocks.insert(key);
5512                    self.user_toggled_thinking_blocks.insert(key);
5513                }
5514            }
5515        }
5516
5517        cx.notify();
5518    }
5519
5520    fn render_thinking_block(
5521        &self,
5522        entry_ix: usize,
5523        chunk_ix: usize,
5524        chunk: Entity<Markdown>,
5525        window: &Window,
5526        cx: &Context<Self>,
5527    ) -> AnyElement {
5528        let header_id = SharedString::from(format!("thinking-block-header-{}", entry_ix));
5529        let card_header_id = SharedString::from("inner-card-header");
5530
5531        let key = (entry_ix, chunk_ix);
5532
5533        let thinking_display = AgentSettings::get_global(cx).thinking_display;
5534        let is_user_toggled = self.user_toggled_thinking_blocks.contains(&key);
5535        let is_in_expanded_set = self.expanded_thinking_blocks.contains(&key);
5536
5537        let (is_open, is_constrained) = match thinking_display {
5538            ThinkingBlockDisplay::Auto => {
5539                let is_open = is_user_toggled || is_in_expanded_set;
5540                (is_open, false)
5541            }
5542            ThinkingBlockDisplay::Preview => {
5543                let is_open = is_user_toggled || is_in_expanded_set;
5544                let is_constrained = is_in_expanded_set && !is_user_toggled;
5545                (is_open, is_constrained)
5546            }
5547            ThinkingBlockDisplay::AlwaysExpanded => (!is_user_toggled, false),
5548            ThinkingBlockDisplay::AlwaysCollapsed => (is_user_toggled, false),
5549        };
5550
5551        let should_auto_scroll = self.auto_expanded_thinking_block == Some(key);
5552
5553        let scroll_handle = self
5554            .entry_view_state
5555            .read(cx)
5556            .entry(entry_ix)
5557            .and_then(|entry| entry.scroll_handle_for_assistant_message_chunk(chunk_ix));
5558
5559        if should_auto_scroll {
5560            if let Some(ref handle) = scroll_handle {
5561                handle.scroll_to_bottom();
5562            }
5563        }
5564
5565        let panel_bg = cx.theme().colors().panel_background;
5566
5567        v_flex()
5568            .gap_1()
5569            .child(
5570                h_flex()
5571                    .id(header_id)
5572                    .group(&card_header_id)
5573                    .relative()
5574                    .w_full()
5575                    .pr_1()
5576                    .justify_between()
5577                    .child(
5578                        h_flex()
5579                            .h(window.line_height() - px(2.))
5580                            .gap_1p5()
5581                            .overflow_hidden()
5582                            .child(
5583                                Icon::new(IconName::ToolThink)
5584                                    .size(IconSize::Small)
5585                                    .color(Color::Muted),
5586                            )
5587                            .child(
5588                                div()
5589                                    .text_size(self.tool_name_font_size())
5590                                    .text_color(cx.theme().colors().text_muted)
5591                                    .child("Thinking"),
5592                            ),
5593                    )
5594                    .child(
5595                        Disclosure::new(("expand", entry_ix), is_open)
5596                            .opened_icon(IconName::ChevronUp)
5597                            .closed_icon(IconName::ChevronDown)
5598                            .visible_on_hover(&card_header_id)
5599                            .on_click(cx.listener(
5600                                move |this, _event: &ClickEvent, _window, cx| {
5601                                    this.toggle_thinking_block_expansion(key, cx);
5602                                },
5603                            )),
5604                    )
5605                    .on_click(cx.listener(move |this, _event: &ClickEvent, _window, cx| {
5606                        this.toggle_thinking_block_expansion(key, cx);
5607                    })),
5608            )
5609            .when(is_open, |this| {
5610                this.child(
5611                    div()
5612                        .when(is_constrained, |this| this.relative())
5613                        .child(
5614                            div()
5615                                .id(("thinking-content", chunk_ix))
5616                                .ml_1p5()
5617                                .pl_3p5()
5618                                .border_l_1()
5619                                .border_color(self.tool_card_border_color(cx))
5620                                .when(is_constrained, |this| this.max_h_64())
5621                                .when_some(scroll_handle, |this, scroll_handle| {
5622                                    this.track_scroll(&scroll_handle)
5623                                })
5624                                .overflow_hidden()
5625                                .child(self.render_markdown(
5626                                    chunk,
5627                                    MarkdownStyle::themed(MarkdownFont::Agent, window, cx),
5628                                )),
5629                        )
5630                        .when(is_constrained, |this| {
5631                            this.child(
5632                                div()
5633                                    .absolute()
5634                                    .inset_0()
5635                                    .size_full()
5636                                    .bg(linear_gradient(
5637                                        180.,
5638                                        linear_color_stop(panel_bg.opacity(0.8), 0.),
5639                                        linear_color_stop(panel_bg.opacity(0.), 0.1),
5640                                    ))
5641                                    .block_mouse_except_scroll(),
5642                            )
5643                        }),
5644                )
5645            })
5646            .into_any_element()
5647    }
5648
5649    fn render_message_context_menu(
5650        &self,
5651        entry_ix: usize,
5652        message_body: AnyElement,
5653        cx: &Context<Self>,
5654    ) -> AnyElement {
5655        let entity = cx.entity();
5656        let workspace = self.workspace.clone();
5657
5658        right_click_menu(format!("agent_context_menu-{}", entry_ix))
5659            .trigger(move |_, _, _| message_body)
5660            .menu(move |window, cx| {
5661                let focus = window.focused(cx);
5662                let entity = entity.clone();
5663                let workspace = workspace.clone();
5664
5665                ContextMenu::build(window, cx, move |menu, _, cx| {
5666                    let this = entity.read(cx);
5667                    let is_at_top = this.list_state.logical_scroll_top().item_ix == 0;
5668
5669                    let has_selection = this
5670                        .thread
5671                        .read(cx)
5672                        .entries()
5673                        .get(entry_ix)
5674                        .and_then(|entry| match &entry {
5675                            AgentThreadEntry::AssistantMessage(msg) => Some(&msg.chunks),
5676                            _ => None,
5677                        })
5678                        .map(|chunks| {
5679                            chunks.iter().any(|chunk| {
5680                                let md = match chunk {
5681                                    AssistantMessageChunk::Message { block } => block.markdown(),
5682                                    AssistantMessageChunk::Thought { block } => block.markdown(),
5683                                };
5684                                md.map_or(false, |m| m.read(cx).selected_text().is_some())
5685                            })
5686                        })
5687                        .unwrap_or(false);
5688
5689                    let copy_this_agent_response =
5690                        ContextMenuEntry::new("Copy This Agent Response").handler({
5691                            let entity = entity.clone();
5692                            move |_, cx| {
5693                                entity.update(cx, |this, cx| {
5694                                    let entries = this.thread.read(cx).entries();
5695                                    if let Some(text) =
5696                                        Self::get_agent_message_content(entries, entry_ix, cx)
5697                                    {
5698                                        cx.write_to_clipboard(ClipboardItem::new_string(text));
5699                                    }
5700                                });
5701                            }
5702                        });
5703
5704                    let scroll_item = if is_at_top {
5705                        ContextMenuEntry::new("Scroll to Bottom").handler({
5706                            let entity = entity.clone();
5707                            move |_, cx| {
5708                                entity.update(cx, |this, cx| {
5709                                    this.scroll_to_end(cx);
5710                                });
5711                            }
5712                        })
5713                    } else {
5714                        ContextMenuEntry::new("Scroll to Top").handler({
5715                            let entity = entity.clone();
5716                            move |_, cx| {
5717                                entity.update(cx, |this, cx| {
5718                                    this.scroll_to_top(cx);
5719                                });
5720                            }
5721                        })
5722                    };
5723
5724                    let open_thread_as_markdown = ContextMenuEntry::new("Open Thread as Markdown")
5725                        .handler({
5726                            let entity = entity.clone();
5727                            let workspace = workspace.clone();
5728                            move |window, cx| {
5729                                if let Some(workspace) = workspace.upgrade() {
5730                                    entity
5731                                        .update(cx, |this, cx| {
5732                                            this.open_thread_as_markdown(workspace, window, cx)
5733                                        })
5734                                        .detach_and_log_err(cx);
5735                                }
5736                            }
5737                        });
5738
5739                    menu.when_some(focus, |menu, focus| menu.context(focus))
5740                        .action_disabled_when(
5741                            !has_selection,
5742                            "Copy Selection",
5743                            Box::new(markdown::CopyAsMarkdown),
5744                        )
5745                        .item(copy_this_agent_response)
5746                        .separator()
5747                        .item(scroll_item)
5748                        .item(open_thread_as_markdown)
5749                })
5750            })
5751            .into_any_element()
5752    }
5753
5754    fn get_agent_message_content(
5755        entries: &[AgentThreadEntry],
5756        entry_index: usize,
5757        cx: &App,
5758    ) -> Option<String> {
5759        let entry = entries.get(entry_index)?;
5760        if matches!(entry, AgentThreadEntry::UserMessage(_)) {
5761            return None;
5762        }
5763
5764        let start_index = (0..entry_index)
5765            .rev()
5766            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
5767            .map(|i| i + 1)
5768            .unwrap_or(0);
5769
5770        let end_index = (entry_index + 1..entries.len())
5771            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
5772            .map(|i| i - 1)
5773            .unwrap_or(entries.len() - 1);
5774
5775        let parts: Vec<String> = (start_index..=end_index)
5776            .filter_map(|i| entries.get(i))
5777            .filter_map(|entry| {
5778                if let AgentThreadEntry::AssistantMessage(message) = entry {
5779                    let text: String = message
5780                        .chunks
5781                        .iter()
5782                        .filter_map(|chunk| match chunk {
5783                            AssistantMessageChunk::Message { block } => {
5784                                let markdown = block.to_markdown(cx);
5785                                if markdown.trim().is_empty() {
5786                                    None
5787                                } else {
5788                                    Some(markdown.to_string())
5789                                }
5790                            }
5791                            AssistantMessageChunk::Thought { .. } => None,
5792                        })
5793                        .collect::<Vec<_>>()
5794                        .join("\n\n");
5795
5796                    if text.is_empty() { None } else { Some(text) }
5797                } else {
5798                    None
5799                }
5800            })
5801            .collect();
5802
5803        let text = parts.join("\n\n");
5804        if text.is_empty() { None } else { Some(text) }
5805    }
5806
5807    fn is_blocked_on_terminal_command(&self, cx: &App) -> bool {
5808        let thread = self.thread.read(cx);
5809        if !matches!(thread.status(), ThreadStatus::Generating) {
5810            return false;
5811        }
5812
5813        let mut has_running_terminal_call = false;
5814
5815        for entry in thread.entries().iter().rev() {
5816            match entry {
5817                AgentThreadEntry::UserMessage(_) => break,
5818                AgentThreadEntry::ToolCall(tool_call)
5819                    if matches!(
5820                        tool_call.status,
5821                        ToolCallStatus::InProgress | ToolCallStatus::Pending
5822                    ) =>
5823                {
5824                    if matches!(tool_call.kind, acp::ToolKind::Execute) {
5825                        has_running_terminal_call = true;
5826                    } else {
5827                        return false;
5828                    }
5829                }
5830                AgentThreadEntry::ToolCall(_)
5831                | AgentThreadEntry::AssistantMessage(_)
5832                | AgentThreadEntry::CompletedPlan(_) => {}
5833            }
5834        }
5835
5836        has_running_terminal_call
5837    }
5838
5839    fn render_collapsible_command(
5840        &self,
5841        group: SharedString,
5842        is_preview: bool,
5843        command_source: &str,
5844        cx: &Context<Self>,
5845    ) -> Div {
5846        v_flex()
5847            .group(group.clone())
5848            .p_1p5()
5849            .bg(self.tool_card_header_bg(cx))
5850            .when(is_preview, |this| {
5851                this.pt_1().child(
5852                    // Wrapping this label on a container with 24px height to avoid
5853                    // layout shift when it changes from being a preview label
5854                    // to the actual path where the command will run in
5855                    h_flex().h_6().child(
5856                        Label::new("Run Command")
5857                            .buffer_font(cx)
5858                            .size(LabelSize::XSmall)
5859                            .color(Color::Muted),
5860                    ),
5861                )
5862            })
5863            .children(command_source.lines().map(|line| {
5864                let text: SharedString = if line.is_empty() {
5865                    " ".into()
5866                } else {
5867                    line.to_string().into()
5868                };
5869
5870                Label::new(text).buffer_font(cx).size(LabelSize::Small)
5871            }))
5872            .child(
5873                div().absolute().top_1().right_1().child(
5874                    CopyButton::new("copy-command", command_source.to_string())
5875                        .tooltip_label("Copy Command")
5876                        .visible_on_hover(group),
5877                ),
5878            )
5879    }
5880
5881    fn render_terminal_tool_call(
5882        &self,
5883        active_session_id: &acp::SessionId,
5884        entry_ix: usize,
5885        terminal: &Entity<acp_thread::Terminal>,
5886        tool_call: &ToolCall,
5887        focus_handle: &FocusHandle,
5888        is_subagent: bool,
5889        window: &Window,
5890        cx: &Context<Self>,
5891    ) -> AnyElement {
5892        let terminal_data = terminal.read(cx);
5893        let working_dir = terminal_data.working_dir();
5894        let command = terminal_data.command();
5895        let started_at = terminal_data.started_at();
5896
5897        let tool_failed = matches!(
5898            &tool_call.status,
5899            ToolCallStatus::Rejected | ToolCallStatus::Canceled | ToolCallStatus::Failed
5900        );
5901
5902        let confirmation_options = match &tool_call.status {
5903            ToolCallStatus::WaitingForConfirmation { options, .. } => Some(options),
5904            _ => None,
5905        };
5906        let needs_confirmation = confirmation_options.is_some();
5907
5908        let output = terminal_data.output();
5909        let command_finished = output.is_some()
5910            && !matches!(
5911                tool_call.status,
5912                ToolCallStatus::InProgress | ToolCallStatus::Pending
5913            );
5914        let truncated_output =
5915            output.is_some_and(|output| output.original_content_len > output.content.len());
5916        let output_line_count = output.map(|output| output.content_line_count).unwrap_or(0);
5917
5918        let command_failed = command_finished
5919            && output.is_some_and(|o| o.exit_status.is_some_and(|status| !status.success()));
5920
5921        let time_elapsed = if let Some(output) = output {
5922            output.ended_at.duration_since(started_at)
5923        } else {
5924            started_at.elapsed()
5925        };
5926
5927        let header_id =
5928            SharedString::from(format!("terminal-tool-header-{}", terminal.entity_id()));
5929        let header_group = SharedString::from(format!(
5930            "terminal-tool-header-group-{}",
5931            terminal.entity_id()
5932        ));
5933        let header_bg = cx
5934            .theme()
5935            .colors()
5936            .element_background
5937            .blend(cx.theme().colors().editor_foreground.opacity(0.025));
5938        let border_color = cx.theme().colors().border.opacity(0.6);
5939
5940        let working_dir = working_dir
5941            .as_ref()
5942            .map(|path| path.display().to_string())
5943            .unwrap_or_else(|| "current directory".to_string());
5944
5945        // Since the command's source is wrapped in a markdown code block
5946        // (```\n...\n```), we need to strip that so we're left with only the
5947        // command's content.
5948        let command_source = command.read(cx).source();
5949        let command_content = command_source
5950            .strip_prefix("```\n")
5951            .and_then(|s| s.strip_suffix("\n```"))
5952            .unwrap_or(&command_source);
5953
5954        let command_element =
5955            self.render_collapsible_command(header_group.clone(), false, command_content, cx);
5956
5957        let is_expanded = self.expanded_tool_calls.contains(&tool_call.id);
5958
5959        let header = h_flex()
5960            .id(header_id)
5961            .pt_1()
5962            .pl_1p5()
5963            .pr_1()
5964            .flex_none()
5965            .gap_1()
5966            .justify_between()
5967            .rounded_t_md()
5968            .child(
5969                div()
5970                    .id(("command-target-path", terminal.entity_id()))
5971                    .w_full()
5972                    .max_w_full()
5973                    .overflow_x_scroll()
5974                    .child(
5975                        Label::new(working_dir)
5976                            .buffer_font(cx)
5977                            .size(LabelSize::XSmall)
5978                            .color(Color::Muted),
5979                    ),
5980            )
5981            .child(
5982                Disclosure::new(
5983                    SharedString::from(format!(
5984                        "terminal-tool-disclosure-{}",
5985                        terminal.entity_id()
5986                    )),
5987                    is_expanded,
5988                )
5989                .opened_icon(IconName::ChevronUp)
5990                .closed_icon(IconName::ChevronDown)
5991                .visible_on_hover(&header_group)
5992                .on_click(cx.listener({
5993                    let id = tool_call.id.clone();
5994                    move |this, _event, _window, cx| {
5995                        if is_expanded {
5996                            this.expanded_tool_calls.remove(&id);
5997                        } else {
5998                            this.expanded_tool_calls.insert(id.clone());
5999                        }
6000                        cx.notify();
6001                    }
6002                })),
6003            )
6004            .when(time_elapsed > Duration::from_secs(10), |header| {
6005                header.child(
6006                    Label::new(format!("({})", duration_alt_display(time_elapsed)))
6007                        .buffer_font(cx)
6008                        .color(Color::Muted)
6009                        .size(LabelSize::XSmall),
6010                )
6011            })
6012            .when(!command_finished && !needs_confirmation, |header| {
6013                header
6014                    .gap_1p5()
6015                    .child(
6016                        Icon::new(IconName::ArrowCircle)
6017                            .size(IconSize::XSmall)
6018                            .color(Color::Muted)
6019                            .with_rotate_animation(2)
6020                    )
6021                    .child(div().h(relative(0.6)).ml_1p5().child(Divider::vertical().color(DividerColor::Border)))
6022                    .child(
6023                        IconButton::new(
6024                            SharedString::from(format!("stop-terminal-{}", terminal.entity_id())),
6025                            IconName::Stop
6026                        )
6027                        .icon_size(IconSize::Small)
6028                        .icon_color(Color::Error)
6029                        .tooltip(move |_window, cx| {
6030                            Tooltip::with_meta(
6031                                "Stop This Command",
6032                                None,
6033                                "Also possible by placing your cursor inside the terminal and using regular terminal bindings.",
6034                                cx,
6035                            )
6036                        })
6037                        .on_click({
6038                            let terminal = terminal.clone();
6039                            cx.listener(move |this, _event, _window, cx| {
6040                                terminal.update(cx, |terminal, cx| {
6041                                    terminal.stop_by_user(cx);
6042                                });
6043                                if AgentSettings::get_global(cx).cancel_generation_on_terminal_stop {
6044                                    this.cancel_generation(cx);
6045                                }
6046                            })
6047                        }),
6048                    )
6049            })
6050            .when(truncated_output, |header| {
6051                let tooltip = if let Some(output) = output {
6052                    if output_line_count + 10 > terminal::MAX_SCROLL_HISTORY_LINES {
6053                       format!("Output exceeded terminal max lines and was \
6054                            truncated, the model received the first {}.", format_file_size(output.content.len() as u64, true))
6055                    } else {
6056                        format!(
6057                            "Output is {} long, and to avoid unexpected token usage, \
6058                                only {} was sent back to the agent.",
6059                            format_file_size(output.original_content_len as u64, true),
6060                             format_file_size(output.content.len() as u64, true)
6061                        )
6062                    }
6063                } else {
6064                    "Output was truncated".to_string()
6065                };
6066
6067                header.child(
6068                    h_flex()
6069                        .id(("terminal-tool-truncated-label", terminal.entity_id()))
6070                        .gap_1()
6071                        .child(
6072                            Icon::new(IconName::Info)
6073                                .size(IconSize::XSmall)
6074                                .color(Color::Ignored),
6075                        )
6076                        .child(
6077                            Label::new("Truncated")
6078                                .color(Color::Muted)
6079                                .size(LabelSize::XSmall),
6080                        )
6081                        .tooltip(Tooltip::text(tooltip)),
6082                )
6083            })
6084            .when(tool_failed || command_failed, |header| {
6085                header.child(
6086                    div()
6087                        .id(("terminal-tool-error-code-indicator", terminal.entity_id()))
6088                        .child(
6089                            Icon::new(IconName::Close)
6090                                .size(IconSize::Small)
6091                                .color(Color::Error),
6092                        )
6093                        .when_some(output.and_then(|o| o.exit_status), |this, status| {
6094                            this.tooltip(Tooltip::text(format!(
6095                                "Exited with code {}",
6096                                status.code().unwrap_or(-1),
6097                            )))
6098                        }),
6099                )
6100            })
6101;
6102
6103        let terminal_view = self
6104            .entry_view_state
6105            .read(cx)
6106            .entry(entry_ix)
6107            .and_then(|entry| entry.terminal(terminal));
6108
6109        v_flex()
6110            .when(!is_subagent, |this| {
6111                this.my_1p5()
6112                    .mx_5()
6113                    .border_1()
6114                    .when(tool_failed || command_failed, |card| card.border_dashed())
6115                    .border_color(border_color)
6116                    .rounded_md()
6117            })
6118            .overflow_hidden()
6119            .child(
6120                v_flex()
6121                    .group(&header_group)
6122                    .bg(header_bg)
6123                    .text_xs()
6124                    .child(header)
6125                    .child(command_element),
6126            )
6127            .when(is_expanded && terminal_view.is_some(), |this| {
6128                this.child(
6129                    div()
6130                        .pt_2()
6131                        .border_t_1()
6132                        .when(tool_failed || command_failed, |card| card.border_dashed())
6133                        .border_color(border_color)
6134                        .bg(cx.theme().colors().editor_background)
6135                        .rounded_b_md()
6136                        .text_ui_sm(cx)
6137                        .h_full()
6138                        .children(terminal_view.map(|terminal_view| {
6139                            let element = if terminal_view
6140                                .read(cx)
6141                                .content_mode(window, cx)
6142                                .is_scrollable()
6143                            {
6144                                div().h_72().child(terminal_view).into_any_element()
6145                            } else {
6146                                terminal_view.into_any_element()
6147                            };
6148
6149                            div()
6150                                .on_action(cx.listener(|_this, _: &NewTerminal, window, cx| {
6151                                    window.dispatch_action(NewThread.boxed_clone(), cx);
6152                                    cx.stop_propagation();
6153                                }))
6154                                .child(element)
6155                                .into_any_element()
6156                        })),
6157                )
6158            })
6159            .when_some(confirmation_options, |this, options| {
6160                let is_first = self.is_first_tool_call(active_session_id, &tool_call.id, cx);
6161                this.child(self.render_permission_buttons(
6162                    self.thread.read(cx).session_id().clone(),
6163                    is_first,
6164                    options,
6165                    entry_ix,
6166                    tool_call.id.clone(),
6167                    focus_handle,
6168                    cx,
6169                ))
6170            })
6171            .into_any()
6172    }
6173
6174    fn is_first_tool_call(
6175        &self,
6176        active_session_id: &acp::SessionId,
6177        tool_call_id: &acp::ToolCallId,
6178        cx: &App,
6179    ) -> bool {
6180        self.conversation
6181            .read(cx)
6182            .pending_tool_call(active_session_id, cx)
6183            .map_or(false, |(pending_session_id, pending_tool_call_id, _)| {
6184                self.thread.read(cx).session_id() == &pending_session_id
6185                    && tool_call_id == &pending_tool_call_id
6186            })
6187    }
6188
6189    fn render_any_tool_call(
6190        &self,
6191        active_session_id: &acp::SessionId,
6192        entry_ix: usize,
6193        tool_call: &ToolCall,
6194        focus_handle: &FocusHandle,
6195        is_subagent: bool,
6196        window: &Window,
6197        cx: &Context<Self>,
6198    ) -> Div {
6199        let has_terminals = tool_call.terminals().next().is_some();
6200
6201        div().w_full().map(|this| {
6202            if tool_call.is_subagent() {
6203                this.child(
6204                    self.render_subagent_tool_call(
6205                        active_session_id,
6206                        entry_ix,
6207                        tool_call,
6208                        tool_call
6209                            .subagent_session_info
6210                            .as_ref()
6211                            .map(|i| i.session_id.clone()),
6212                        focus_handle,
6213                        window,
6214                        cx,
6215                    ),
6216                )
6217            } else if has_terminals {
6218                this.children(tool_call.terminals().map(|terminal| {
6219                    self.render_terminal_tool_call(
6220                        active_session_id,
6221                        entry_ix,
6222                        terminal,
6223                        tool_call,
6224                        focus_handle,
6225                        is_subagent,
6226                        window,
6227                        cx,
6228                    )
6229                }))
6230            } else {
6231                this.child(self.render_tool_call(
6232                    active_session_id,
6233                    entry_ix,
6234                    tool_call,
6235                    focus_handle,
6236                    is_subagent,
6237                    window,
6238                    cx,
6239                ))
6240            }
6241        })
6242    }
6243
6244    fn render_tool_call(
6245        &self,
6246        active_session_id: &acp::SessionId,
6247        entry_ix: usize,
6248        tool_call: &ToolCall,
6249        focus_handle: &FocusHandle,
6250        is_subagent: bool,
6251        window: &Window,
6252        cx: &Context<Self>,
6253    ) -> Div {
6254        let has_location = tool_call.locations.len() == 1;
6255        let card_header_id = SharedString::from("inner-tool-call-header");
6256
6257        let failed_or_canceled = match &tool_call.status {
6258            ToolCallStatus::Rejected | ToolCallStatus::Canceled | ToolCallStatus::Failed => true,
6259            _ => false,
6260        };
6261
6262        let needs_confirmation = matches!(
6263            tool_call.status,
6264            ToolCallStatus::WaitingForConfirmation { .. }
6265        );
6266        let is_terminal_tool = matches!(tool_call.kind, acp::ToolKind::Execute);
6267
6268        let is_edit =
6269            matches!(tool_call.kind, acp::ToolKind::Edit) || tool_call.diffs().next().is_some();
6270
6271        let is_cancelled_edit = is_edit && matches!(tool_call.status, ToolCallStatus::Canceled);
6272        let (has_revealed_diff, tool_call_output_focus, tool_call_output_focus_handle) = tool_call
6273            .diffs()
6274            .next()
6275            .and_then(|diff| {
6276                let editor = self
6277                    .entry_view_state
6278                    .read(cx)
6279                    .entry(entry_ix)
6280                    .and_then(|entry| entry.editor_for_diff(diff))?;
6281                let has_revealed_diff = diff.read(cx).has_revealed_range(cx);
6282                let has_focus = editor.read(cx).is_focused(window);
6283                let focus_handle = editor.focus_handle(cx);
6284                Some((has_revealed_diff, has_focus, focus_handle))
6285            })
6286            .unwrap_or_else(|| (false, false, focus_handle.clone()));
6287
6288        let use_card_layout = needs_confirmation || is_edit || is_terminal_tool;
6289
6290        let has_image_content = tool_call.content.iter().any(|c| c.image().is_some());
6291        let is_collapsible = !tool_call.content.is_empty() && !needs_confirmation;
6292        let mut is_open = self.expanded_tool_calls.contains(&tool_call.id);
6293
6294        is_open |= needs_confirmation;
6295
6296        let should_show_raw_input = !is_terminal_tool && !is_edit && !has_image_content;
6297
6298        let input_output_header = |label: SharedString| {
6299            Label::new(label)
6300                .size(LabelSize::XSmall)
6301                .color(Color::Muted)
6302                .buffer_font(cx)
6303        };
6304
6305        let tool_output_display = if is_open {
6306            match &tool_call.status {
6307                ToolCallStatus::WaitingForConfirmation { options, .. } => v_flex()
6308                    .w_full()
6309                    .children(
6310                        tool_call
6311                            .content
6312                            .iter()
6313                            .enumerate()
6314                            .map(|(content_ix, content)| {
6315                                div()
6316                                    .child(self.render_tool_call_content(
6317                                        active_session_id,
6318                                        entry_ix,
6319                                        content,
6320                                        content_ix,
6321                                        tool_call,
6322                                        use_card_layout,
6323                                        has_image_content,
6324                                        failed_or_canceled,
6325                                        focus_handle,
6326                                        window,
6327                                        cx,
6328                                    ))
6329                                    .into_any_element()
6330                            }),
6331                    )
6332                    .when(should_show_raw_input, |this| {
6333                        let is_raw_input_expanded =
6334                            self.expanded_tool_call_raw_inputs.contains(&tool_call.id);
6335
6336                        let input_header = if is_raw_input_expanded {
6337                            "Raw Input:"
6338                        } else {
6339                            "View Raw Input"
6340                        };
6341
6342                        this.child(
6343                            v_flex()
6344                                .p_2()
6345                                .gap_1()
6346                                .border_t_1()
6347                                .border_color(self.tool_card_border_color(cx))
6348                                .child(
6349                                    h_flex()
6350                                        .id("disclosure_container")
6351                                        .pl_0p5()
6352                                        .gap_1()
6353                                        .justify_between()
6354                                        .rounded_xs()
6355                                        .hover(|s| s.bg(cx.theme().colors().element_hover))
6356                                        .child(input_output_header(input_header.into()))
6357                                        .child(
6358                                            Disclosure::new(
6359                                                ("raw-input-disclosure", entry_ix),
6360                                                is_raw_input_expanded,
6361                                            )
6362                                            .opened_icon(IconName::ChevronUp)
6363                                            .closed_icon(IconName::ChevronDown),
6364                                        )
6365                                        .on_click(cx.listener({
6366                                            let id = tool_call.id.clone();
6367
6368                                            move |this: &mut Self, _, _, cx| {
6369                                                if this.expanded_tool_call_raw_inputs.contains(&id)
6370                                                {
6371                                                    this.expanded_tool_call_raw_inputs.remove(&id);
6372                                                } else {
6373                                                    this.expanded_tool_call_raw_inputs
6374                                                        .insert(id.clone());
6375                                                }
6376                                                cx.notify();
6377                                            }
6378                                        })),
6379                                )
6380                                .when(is_raw_input_expanded, |this| {
6381                                    this.children(tool_call.raw_input_markdown.clone().map(
6382                                        |input| {
6383                                            self.render_markdown(
6384                                                input,
6385                                                MarkdownStyle::themed(
6386                                                    MarkdownFont::Agent,
6387                                                    window,
6388                                                    cx,
6389                                                ),
6390                                            )
6391                                        },
6392                                    ))
6393                                }),
6394                        )
6395                    })
6396                    .child(self.render_permission_buttons(
6397                        self.thread.read(cx).session_id().clone(),
6398                        self.is_first_tool_call(active_session_id, &tool_call.id, cx),
6399                        options,
6400                        entry_ix,
6401                        tool_call.id.clone(),
6402                        focus_handle,
6403                        cx,
6404                    ))
6405                    .into_any(),
6406                ToolCallStatus::Pending | ToolCallStatus::InProgress
6407                    if is_edit
6408                        && tool_call.content.is_empty()
6409                        && self.as_native_connection(cx).is_some() =>
6410                {
6411                    self.render_diff_loading(cx)
6412                }
6413                ToolCallStatus::Pending
6414                | ToolCallStatus::InProgress
6415                | ToolCallStatus::Completed
6416                | ToolCallStatus::Failed
6417                | ToolCallStatus::Canceled => v_flex()
6418                    .when(should_show_raw_input, |this| {
6419                        this.mt_1p5().w_full().child(
6420                            v_flex()
6421                                .ml(rems(0.4))
6422                                .px_3p5()
6423                                .pb_1()
6424                                .gap_1()
6425                                .border_l_1()
6426                                .border_color(self.tool_card_border_color(cx))
6427                                .child(input_output_header("Raw Input:".into()))
6428                                .children(tool_call.raw_input_markdown.clone().map(|input| {
6429                                    div().id(("tool-call-raw-input-markdown", entry_ix)).child(
6430                                        self.render_markdown(
6431                                            input,
6432                                            MarkdownStyle::themed(MarkdownFont::Agent, window, cx),
6433                                        ),
6434                                    )
6435                                }))
6436                                .child(input_output_header("Output:".into())),
6437                        )
6438                    })
6439                    .children(
6440                        tool_call
6441                            .content
6442                            .iter()
6443                            .enumerate()
6444                            .map(|(content_ix, content)| {
6445                                div().id(("tool-call-output", entry_ix)).child(
6446                                    self.render_tool_call_content(
6447                                        active_session_id,
6448                                        entry_ix,
6449                                        content,
6450                                        content_ix,
6451                                        tool_call,
6452                                        use_card_layout,
6453                                        has_image_content,
6454                                        failed_or_canceled,
6455                                        focus_handle,
6456                                        window,
6457                                        cx,
6458                                    ),
6459                                )
6460                            }),
6461                    )
6462                    .into_any(),
6463                ToolCallStatus::Rejected => Empty.into_any(),
6464            }
6465            .into()
6466        } else {
6467            None
6468        };
6469
6470        v_flex()
6471            .map(|this| {
6472                if is_subagent {
6473                    this
6474                } else if use_card_layout {
6475                    this.my_1p5()
6476                        .rounded_md()
6477                        .border_1()
6478                        .when(failed_or_canceled, |this| this.border_dashed())
6479                        .border_color(self.tool_card_border_color(cx))
6480                        .bg(cx.theme().colors().editor_background)
6481                        .overflow_hidden()
6482                } else {
6483                    this.my_1()
6484                }
6485            })
6486            .when(!is_subagent, |this| {
6487                this.map(|this| {
6488                    if has_location && !use_card_layout {
6489                        this.ml_4()
6490                    } else {
6491                        this.ml_5()
6492                    }
6493                })
6494                .mr_5()
6495            })
6496            .map(|this| {
6497                if is_terminal_tool {
6498                    let label_source = tool_call.label.read(cx).source();
6499                    this.child(self.render_collapsible_command(
6500                        card_header_id.clone(),
6501                        true,
6502                        label_source,
6503                        cx,
6504                    ))
6505                } else {
6506                    this.child(
6507                        h_flex()
6508                            .group(&card_header_id)
6509                            .relative()
6510                            .w_full()
6511                            .justify_between()
6512                            .when(use_card_layout, |this| {
6513                                this.p_0p5()
6514                                    .rounded_t(rems_from_px(5.))
6515                                    .bg(self.tool_card_header_bg(cx))
6516                            })
6517                            .child(self.render_tool_call_label(
6518                                entry_ix,
6519                                tool_call,
6520                                is_edit,
6521                                is_cancelled_edit,
6522                                has_revealed_diff,
6523                                use_card_layout,
6524                                window,
6525                                cx,
6526                            ))
6527                            .child(
6528                                h_flex()
6529                                    .when(is_collapsible || failed_or_canceled, |this| {
6530                                        let diff_for_discard = if has_revealed_diff
6531                                            && is_cancelled_edit
6532                                        {
6533                                            tool_call.diffs().next().cloned()
6534                                        } else {
6535                                            None
6536                                        };
6537
6538                                        this.child(
6539                                            h_flex()
6540                                                .pr_0p5()
6541                                                .gap_1()
6542                                                .when(is_collapsible, |this| {
6543                                                    this.child(
6544                                                        Disclosure::new(
6545                                                            ("expand-output", entry_ix),
6546                                                            is_open,
6547                                                        )
6548                                                        .opened_icon(IconName::ChevronUp)
6549                                                        .closed_icon(IconName::ChevronDown)
6550                                                        .visible_on_hover(&card_header_id)
6551                                                        .on_click(cx.listener({
6552                                                            let id = tool_call.id.clone();
6553                                                            move |this: &mut Self,
6554                                                                  _,
6555                                                                  _,
6556                                                                  cx: &mut Context<Self>| {
6557                                                                if is_open {
6558                                                                    this.expanded_tool_calls
6559                                                                        .remove(&id);
6560                                                                } else {
6561                                                                    this.expanded_tool_calls
6562                                                                        .insert(id.clone());
6563                                                                }
6564                                                                cx.notify();
6565                                                            }
6566                                                        })),
6567                                                    )
6568                                                })
6569                                                .when(failed_or_canceled, |this| {
6570                                                    if is_cancelled_edit && !has_revealed_diff {
6571                                                        this.child(
6572                                                            div()
6573                                                                .id(entry_ix)
6574                                                                .tooltip(Tooltip::text(
6575                                                                    "Interrupted Edit",
6576                                                                ))
6577                                                                .child(
6578                                                                    Icon::new(IconName::XCircle)
6579                                                                        .color(Color::Muted)
6580                                                                        .size(IconSize::Small),
6581                                                                ),
6582                                                        )
6583                                                    } else if is_cancelled_edit {
6584                                                        this
6585                                                    } else {
6586                                                        this.child(
6587                                                            Icon::new(IconName::Close)
6588                                                                .color(Color::Error)
6589                                                                .size(IconSize::Small),
6590                                                        )
6591                                                    }
6592                                                })
6593                                                .when_some(diff_for_discard, |this, diff| {
6594                                                    let tool_call_id = tool_call.id.clone();
6595                                                    let is_discarded = self
6596                                                        .discarded_partial_edits
6597                                                        .contains(&tool_call_id);
6598
6599                                                    this.when(!is_discarded, |this| {
6600                                                        this.child(
6601                                                            IconButton::new(
6602                                                                ("discard-partial-edit", entry_ix),
6603                                                                IconName::Undo,
6604                                                            )
6605                                                            .icon_size(IconSize::Small)
6606                                                            .tooltip(move |_, cx| {
6607                                                                Tooltip::with_meta(
6608                                                                    "Discard Interrupted Edit",
6609                                                                    None,
6610                                                                    "You can discard this interrupted partial edit and restore the original file content.",
6611                                                                    cx,
6612                                                                )
6613                                                            })
6614                                                            .on_click(cx.listener({
6615                                                                let tool_call_id =
6616                                                                    tool_call_id.clone();
6617                                                                move |this, _, _window, cx| {
6618                                                                    let diff_data = diff.read(cx);
6619                                                                    let base_text = diff_data
6620                                                                        .base_text()
6621                                                                        .clone();
6622                                                                    let buffer =
6623                                                                        diff_data.buffer().clone();
6624                                                                    buffer.update(
6625                                                                        cx,
6626                                                                        |buffer, cx| {
6627                                                                            buffer.set_text(
6628                                                                                base_text.as_ref(),
6629                                                                                cx,
6630                                                                            );
6631                                                                        },
6632                                                                    );
6633                                                                    this.discarded_partial_edits
6634                                                                        .insert(
6635                                                                            tool_call_id.clone(),
6636                                                                        );
6637                                                                    cx.notify();
6638                                                                }
6639                                                            })),
6640                                                        )
6641                                                    })
6642                                                }),
6643                                        )
6644                                    })
6645                                    .when(tool_call_output_focus, |this| {
6646                                        this.child(
6647                                            Button::new("open-file-button", "Open File")
6648                                                .style(ButtonStyle::Outlined)
6649                                                .label_size(LabelSize::Small)
6650                                                .key_binding(
6651                                                    KeyBinding::for_action_in(&OpenExcerpts, &tool_call_output_focus_handle, cx)
6652                                                        .map(|s| s.size(rems_from_px(12.))),
6653                                                )
6654                                                .on_click(|_, window, cx| {
6655                                                    window.dispatch_action(
6656                                                        Box::new(OpenExcerpts),
6657                                                        cx,
6658                                                    )
6659                                                }),
6660                                        )
6661                                    }),
6662                            )
6663
6664                    )
6665                }
6666            })
6667            .children(tool_output_display)
6668    }
6669
6670    fn render_permission_buttons(
6671        &self,
6672        session_id: acp::SessionId,
6673        is_first: bool,
6674        options: &PermissionOptions,
6675        entry_ix: usize,
6676        tool_call_id: acp::ToolCallId,
6677        focus_handle: &FocusHandle,
6678        cx: &Context<Self>,
6679    ) -> Div {
6680        match options {
6681            PermissionOptions::Flat(options) => self.render_permission_buttons_flat(
6682                session_id,
6683                is_first,
6684                options,
6685                entry_ix,
6686                tool_call_id,
6687                focus_handle,
6688                cx,
6689            ),
6690            PermissionOptions::Dropdown(choices) => self.render_permission_buttons_with_dropdown(
6691                is_first,
6692                choices,
6693                None,
6694                entry_ix,
6695                tool_call_id,
6696                focus_handle,
6697                cx,
6698            ),
6699            PermissionOptions::DropdownWithPatterns {
6700                choices,
6701                patterns,
6702                tool_name,
6703            } => self.render_permission_buttons_with_dropdown(
6704                is_first,
6705                choices,
6706                Some((patterns, tool_name)),
6707                entry_ix,
6708                tool_call_id,
6709                focus_handle,
6710                cx,
6711            ),
6712        }
6713    }
6714
6715    fn render_permission_buttons_with_dropdown(
6716        &self,
6717        is_first: bool,
6718        choices: &[PermissionOptionChoice],
6719        patterns: Option<(&[PermissionPattern], &str)>,
6720        entry_ix: usize,
6721        tool_call_id: acp::ToolCallId,
6722        focus_handle: &FocusHandle,
6723        cx: &Context<Self>,
6724    ) -> Div {
6725        let selection = self.permission_selections.get(&tool_call_id);
6726
6727        let selected_index = selection
6728            .and_then(|s| s.choice_index())
6729            .unwrap_or_else(|| choices.len().saturating_sub(1));
6730
6731        let dropdown_label: SharedString =
6732            if matches!(selection, Some(PermissionSelection::SelectedPatterns(_))) {
6733                "Always for selected commands".into()
6734            } else {
6735                choices
6736                    .get(selected_index)
6737                    .or(choices.last())
6738                    .map(|choice| choice.label())
6739                    .unwrap_or_else(|| "Only this time".into())
6740            };
6741
6742        let dropdown = if let Some((pattern_list, tool_name)) = patterns {
6743            self.render_permission_granularity_dropdown_with_patterns(
6744                choices,
6745                pattern_list,
6746                tool_name,
6747                dropdown_label,
6748                entry_ix,
6749                tool_call_id.clone(),
6750                is_first,
6751                cx,
6752            )
6753        } else {
6754            self.render_permission_granularity_dropdown(
6755                choices,
6756                dropdown_label,
6757                entry_ix,
6758                tool_call_id.clone(),
6759                selected_index,
6760                is_first,
6761                cx,
6762            )
6763        };
6764
6765        h_flex()
6766            .w_full()
6767            .p_1()
6768            .gap_2()
6769            .justify_between()
6770            .border_t_1()
6771            .border_color(self.tool_card_border_color(cx))
6772            .child(
6773                h_flex()
6774                    .gap_0p5()
6775                    .child(
6776                        Button::new(("allow-btn", entry_ix), "Allow")
6777                            .start_icon(
6778                                Icon::new(IconName::Check)
6779                                    .size(IconSize::XSmall)
6780                                    .color(Color::Success),
6781                            )
6782                            .label_size(LabelSize::Small)
6783                            .when(is_first, |this| {
6784                                this.key_binding(
6785                                    KeyBinding::for_action_in(
6786                                        &AllowOnce as &dyn Action,
6787                                        focus_handle,
6788                                        cx,
6789                                    )
6790                                    .map(|kb| kb.size(rems_from_px(12.))),
6791                                )
6792                            })
6793                            .on_click(cx.listener({
6794                                move |this, _, window, cx| {
6795                                    this.authorize_pending_with_granularity(true, window, cx);
6796                                }
6797                            })),
6798                    )
6799                    .child(
6800                        Button::new(("deny-btn", entry_ix), "Deny")
6801                            .start_icon(
6802                                Icon::new(IconName::Close)
6803                                    .size(IconSize::XSmall)
6804                                    .color(Color::Error),
6805                            )
6806                            .label_size(LabelSize::Small)
6807                            .when(is_first, |this| {
6808                                this.key_binding(
6809                                    KeyBinding::for_action_in(
6810                                        &RejectOnce as &dyn Action,
6811                                        focus_handle,
6812                                        cx,
6813                                    )
6814                                    .map(|kb| kb.size(rems_from_px(12.))),
6815                                )
6816                            })
6817                            .on_click(cx.listener({
6818                                move |this, _, window, cx| {
6819                                    this.authorize_pending_with_granularity(false, window, cx);
6820                                }
6821                            })),
6822                    ),
6823            )
6824            .child(dropdown)
6825    }
6826
6827    fn render_permission_granularity_dropdown(
6828        &self,
6829        choices: &[PermissionOptionChoice],
6830        current_label: SharedString,
6831        entry_ix: usize,
6832        tool_call_id: acp::ToolCallId,
6833        selected_index: usize,
6834        is_first: bool,
6835        cx: &Context<Self>,
6836    ) -> AnyElement {
6837        let menu_options: Vec<(usize, SharedString)> = choices
6838            .iter()
6839            .enumerate()
6840            .map(|(i, choice)| (i, choice.label()))
6841            .collect();
6842
6843        let permission_dropdown_handle = self.permission_dropdown_handle.clone();
6844
6845        PopoverMenu::new(("permission-granularity", entry_ix))
6846            .with_handle(permission_dropdown_handle)
6847            .trigger(
6848                Button::new(("granularity-trigger", entry_ix), current_label)
6849                    .end_icon(
6850                        Icon::new(IconName::ChevronDown)
6851                            .size(IconSize::XSmall)
6852                            .color(Color::Muted),
6853                    )
6854                    .label_size(LabelSize::Small)
6855                    .when(is_first, |this| {
6856                        this.key_binding(
6857                            KeyBinding::for_action_in(
6858                                &crate::OpenPermissionDropdown as &dyn Action,
6859                                &self.focus_handle(cx),
6860                                cx,
6861                            )
6862                            .map(|kb| kb.size(rems_from_px(12.))),
6863                        )
6864                    }),
6865            )
6866            .menu(move |window, cx| {
6867                let tool_call_id = tool_call_id.clone();
6868                let options = menu_options.clone();
6869
6870                Some(ContextMenu::build(window, cx, move |mut menu, _, _| {
6871                    for (index, display_name) in options.iter() {
6872                        let display_name = display_name.clone();
6873                        let index = *index;
6874                        let tool_call_id_for_entry = tool_call_id.clone();
6875                        let is_selected = index == selected_index;
6876                        menu = menu.toggleable_entry(
6877                            display_name,
6878                            is_selected,
6879                            IconPosition::End,
6880                            None,
6881                            move |window, cx| {
6882                                window.dispatch_action(
6883                                    SelectPermissionGranularity {
6884                                        tool_call_id: tool_call_id_for_entry.0.to_string(),
6885                                        index,
6886                                    }
6887                                    .boxed_clone(),
6888                                    cx,
6889                                );
6890                            },
6891                        );
6892                    }
6893
6894                    menu
6895                }))
6896            })
6897            .into_any_element()
6898    }
6899
6900    fn render_permission_granularity_dropdown_with_patterns(
6901        &self,
6902        choices: &[PermissionOptionChoice],
6903        patterns: &[PermissionPattern],
6904        _tool_name: &str,
6905        current_label: SharedString,
6906        entry_ix: usize,
6907        tool_call_id: acp::ToolCallId,
6908        is_first: bool,
6909        cx: &Context<Self>,
6910    ) -> AnyElement {
6911        let default_choice_index = choices.len().saturating_sub(1);
6912        let menu_options: Vec<(usize, SharedString)> = choices
6913            .iter()
6914            .enumerate()
6915            .map(|(i, choice)| (i, choice.label()))
6916            .collect();
6917
6918        let pattern_options: Vec<(usize, SharedString)> = patterns
6919            .iter()
6920            .enumerate()
6921            .map(|(i, cp)| {
6922                (
6923                    i,
6924                    SharedString::from(format!("Always for `{}` commands", cp.display_name)),
6925                )
6926            })
6927            .collect();
6928
6929        let pattern_count = patterns.len();
6930        let permission_dropdown_handle = self.permission_dropdown_handle.clone();
6931        let view = cx.entity().downgrade();
6932
6933        PopoverMenu::new(("permission-granularity", entry_ix))
6934            .with_handle(permission_dropdown_handle.clone())
6935            .anchor(Corner::TopRight)
6936            .attach(Corner::BottomRight)
6937            .trigger(
6938                Button::new(("granularity-trigger", entry_ix), current_label)
6939                    .end_icon(
6940                        Icon::new(IconName::ChevronDown)
6941                            .size(IconSize::XSmall)
6942                            .color(Color::Muted),
6943                    )
6944                    .label_size(LabelSize::Small)
6945                    .when(is_first, |this| {
6946                        this.key_binding(
6947                            KeyBinding::for_action_in(
6948                                &crate::OpenPermissionDropdown as &dyn Action,
6949                                &self.focus_handle(cx),
6950                                cx,
6951                            )
6952                            .map(|kb| kb.size(rems_from_px(12.))),
6953                        )
6954                    }),
6955            )
6956            .menu(move |window, cx| {
6957                let tool_call_id = tool_call_id.clone();
6958                let options = menu_options.clone();
6959                let patterns = pattern_options.clone();
6960                let view = view.clone();
6961                let dropdown_handle = permission_dropdown_handle.clone();
6962
6963                Some(ContextMenu::build_persistent(
6964                    window,
6965                    cx,
6966                    move |menu, _window, cx| {
6967                        let mut menu = menu;
6968
6969                        // Read fresh selection state from the view on each rebuild.
6970                        let selection: Option<PermissionSelection> = view.upgrade().and_then(|v| {
6971                            let view = v.read(cx);
6972                            view.permission_selections.get(&tool_call_id).cloned()
6973                        });
6974
6975                        let is_pattern_mode =
6976                            matches!(selection, Some(PermissionSelection::SelectedPatterns(_)));
6977
6978                        // Granularity choices: "Always for terminal", "Only this time"
6979                        for (index, display_name) in options.iter() {
6980                            let display_name = display_name.clone();
6981                            let index = *index;
6982                            let tool_call_id_for_entry = tool_call_id.clone();
6983                            let is_selected = !is_pattern_mode
6984                                && selection
6985                                    .as_ref()
6986                                    .and_then(|s| s.choice_index())
6987                                    .map_or(index == default_choice_index, |ci| ci == index);
6988
6989                            let view = view.clone();
6990                            menu = menu.toggleable_entry(
6991                                display_name,
6992                                is_selected,
6993                                IconPosition::End,
6994                                None,
6995                                move |_window, cx| {
6996                                    view.update(cx, |this, cx| {
6997                                        this.permission_selections.insert(
6998                                            tool_call_id_for_entry.clone(),
6999                                            PermissionSelection::Choice(index),
7000                                        );
7001                                        cx.notify();
7002                                    })
7003                                    .log_err();
7004                                },
7005                            );
7006                        }
7007
7008                        menu = menu.separator().header("Select Options…");
7009
7010                        for (pattern_index, label) in patterns.iter() {
7011                            let label = label.clone();
7012                            let pattern_index = *pattern_index;
7013                            let tool_call_id_for_pattern = tool_call_id.clone();
7014                            let is_checked = selection
7015                                .as_ref()
7016                                .is_some_and(|s| s.is_pattern_checked(pattern_index));
7017
7018                            let view = view.clone();
7019                            menu = menu.toggleable_entry(
7020                                label,
7021                                is_checked,
7022                                IconPosition::End,
7023                                None,
7024                                move |_window, cx| {
7025                                    view.update(cx, |this, cx| {
7026                                        let selection = this
7027                                            .permission_selections
7028                                            .get_mut(&tool_call_id_for_pattern);
7029
7030                                        match selection {
7031                                            Some(PermissionSelection::SelectedPatterns(_)) => {
7032                                                // Already in pattern mode — toggle.
7033                                                this.permission_selections
7034                                                    .get_mut(&tool_call_id_for_pattern)
7035                                                    .expect("just matched above")
7036                                                    .toggle_pattern(pattern_index);
7037                                            }
7038                                            _ => {
7039                                                // First click: activate pattern mode
7040                                                // with all patterns checked.
7041                                                this.permission_selections.insert(
7042                                                    tool_call_id_for_pattern.clone(),
7043                                                    PermissionSelection::SelectedPatterns(
7044                                                        (0..pattern_count).collect(),
7045                                                    ),
7046                                                );
7047                                            }
7048                                        }
7049                                        cx.notify();
7050                                    })
7051                                    .log_err();
7052                                },
7053                            );
7054                        }
7055
7056                        let any_patterns_checked = selection
7057                            .as_ref()
7058                            .is_some_and(|s| s.has_any_checked_patterns());
7059                        let dropdown_handle = dropdown_handle.clone();
7060                        menu = menu.custom_row(move |_window, _cx| {
7061                            div()
7062                                .py_1()
7063                                .w_full()
7064                                .child(
7065                                    Button::new("apply-patterns", "Apply")
7066                                        .full_width()
7067                                        .style(ButtonStyle::Outlined)
7068                                        .label_size(LabelSize::Small)
7069                                        .disabled(!any_patterns_checked)
7070                                        .on_click({
7071                                            let dropdown_handle = dropdown_handle.clone();
7072                                            move |_event, _window, cx| {
7073                                                dropdown_handle.hide(cx);
7074                                            }
7075                                        }),
7076                                )
7077                                .into_any_element()
7078                        });
7079
7080                        menu
7081                    },
7082                ))
7083            })
7084            .into_any_element()
7085    }
7086
7087    fn render_permission_buttons_flat(
7088        &self,
7089        session_id: acp::SessionId,
7090        is_first: bool,
7091        options: &[acp::PermissionOption],
7092        entry_ix: usize,
7093        tool_call_id: acp::ToolCallId,
7094        focus_handle: &FocusHandle,
7095        cx: &Context<Self>,
7096    ) -> Div {
7097        let mut seen_kinds: ArrayVec<acp::PermissionOptionKind, 3, u8> = ArrayVec::new();
7098
7099        div()
7100            .p_1()
7101            .border_t_1()
7102            .border_color(self.tool_card_border_color(cx))
7103            .w_full()
7104            .v_flex()
7105            .gap_0p5()
7106            .children(options.iter().map(move |option| {
7107                let option_id = SharedString::from(option.option_id.0.clone());
7108                Button::new((option_id, entry_ix), option.name.clone())
7109                    .map(|this| {
7110                        let (icon, action) = match option.kind {
7111                            acp::PermissionOptionKind::AllowOnce => (
7112                                Icon::new(IconName::Check)
7113                                    .size(IconSize::XSmall)
7114                                    .color(Color::Success),
7115                                Some(&AllowOnce as &dyn Action),
7116                            ),
7117                            acp::PermissionOptionKind::AllowAlways => (
7118                                Icon::new(IconName::CheckDouble)
7119                                    .size(IconSize::XSmall)
7120                                    .color(Color::Success),
7121                                Some(&AllowAlways as &dyn Action),
7122                            ),
7123                            acp::PermissionOptionKind::RejectOnce => (
7124                                Icon::new(IconName::Close)
7125                                    .size(IconSize::XSmall)
7126                                    .color(Color::Error),
7127                                Some(&RejectOnce as &dyn Action),
7128                            ),
7129                            acp::PermissionOptionKind::RejectAlways | _ => (
7130                                Icon::new(IconName::Close)
7131                                    .size(IconSize::XSmall)
7132                                    .color(Color::Error),
7133                                None,
7134                            ),
7135                        };
7136
7137                        let this = this.start_icon(icon);
7138
7139                        let Some(action) = action else {
7140                            return this;
7141                        };
7142
7143                        if !is_first || seen_kinds.contains(&option.kind) {
7144                            return this;
7145                        }
7146
7147                        seen_kinds.push(option.kind).unwrap();
7148
7149                        this.key_binding(
7150                            KeyBinding::for_action_in(action, focus_handle, cx)
7151                                .map(|kb| kb.size(rems_from_px(12.))),
7152                        )
7153                    })
7154                    .label_size(LabelSize::Small)
7155                    .on_click(cx.listener({
7156                        let tool_call_id = tool_call_id.clone();
7157                        let option_id = option.option_id.clone();
7158                        let option_kind = option.kind;
7159                        let session_id = session_id.clone();
7160                        move |this, _, window, cx| {
7161                            this.authorize_tool_call(
7162                                session_id.clone(),
7163                                tool_call_id.clone(),
7164                                SelectedPermissionOutcome::new(option_id.clone(), option_kind),
7165                                window,
7166                                cx,
7167                            );
7168                        }
7169                    }))
7170            }))
7171    }
7172
7173    fn render_diff_loading(&self, cx: &Context<Self>) -> AnyElement {
7174        let bar = |n: u64, width_class: &str| {
7175            let bg_color = cx.theme().colors().element_active;
7176            let base = h_flex().h_1().rounded_full();
7177
7178            let modified = match width_class {
7179                "w_4_5" => base.w_3_4(),
7180                "w_1_4" => base.w_1_4(),
7181                "w_2_4" => base.w_2_4(),
7182                "w_3_5" => base.w_3_5(),
7183                "w_2_5" => base.w_2_5(),
7184                _ => base.w_1_2(),
7185            };
7186
7187            modified.with_animation(
7188                ElementId::Integer(n),
7189                Animation::new(Duration::from_secs(2)).repeat(),
7190                move |tab, delta| {
7191                    let delta = (delta - 0.15 * n as f32) / 0.7;
7192                    let delta = 1.0 - (0.5 - delta).abs() * 2.;
7193                    let delta = ease_in_out(delta.clamp(0., 1.));
7194                    let delta = 0.1 + 0.9 * delta;
7195
7196                    tab.bg(bg_color.opacity(delta))
7197                },
7198            )
7199        };
7200
7201        v_flex()
7202            .p_3()
7203            .gap_1()
7204            .rounded_b_md()
7205            .bg(cx.theme().colors().editor_background)
7206            .child(bar(0, "w_4_5"))
7207            .child(bar(1, "w_1_4"))
7208            .child(bar(2, "w_2_4"))
7209            .child(bar(3, "w_3_5"))
7210            .child(bar(4, "w_2_5"))
7211            .into_any_element()
7212    }
7213
7214    fn render_tool_call_label(
7215        &self,
7216        entry_ix: usize,
7217        tool_call: &ToolCall,
7218        is_edit: bool,
7219        has_failed: bool,
7220        has_revealed_diff: bool,
7221        use_card_layout: bool,
7222        window: &Window,
7223        cx: &Context<Self>,
7224    ) -> Div {
7225        let has_location = tool_call.locations.len() == 1;
7226        let is_file = tool_call.kind == acp::ToolKind::Edit && has_location;
7227        let is_subagent_tool_call = tool_call.is_subagent();
7228
7229        let file_icon = if has_location {
7230            FileIcons::get_icon(&tool_call.locations[0].path, cx)
7231                .map(|from_path| Icon::from_path(from_path).color(Color::Muted))
7232                .unwrap_or(Icon::new(IconName::ToolPencil).color(Color::Muted))
7233        } else {
7234            Icon::new(IconName::ToolPencil).color(Color::Muted)
7235        };
7236
7237        let tool_icon = if is_file && has_failed && has_revealed_diff {
7238            div()
7239                .id(entry_ix)
7240                .tooltip(Tooltip::text("Interrupted Edit"))
7241                .child(DecoratedIcon::new(
7242                    file_icon,
7243                    Some(
7244                        IconDecoration::new(
7245                            IconDecorationKind::Triangle,
7246                            self.tool_card_header_bg(cx),
7247                            cx,
7248                        )
7249                        .color(cx.theme().status().warning)
7250                        .position(gpui::Point {
7251                            x: px(-2.),
7252                            y: px(-2.),
7253                        }),
7254                    ),
7255                ))
7256                .into_any_element()
7257        } else if is_file {
7258            div().child(file_icon).into_any_element()
7259        } else if is_subagent_tool_call {
7260            Icon::new(self.agent_icon)
7261                .size(IconSize::Small)
7262                .color(Color::Muted)
7263                .into_any_element()
7264        } else {
7265            Icon::new(match tool_call.kind {
7266                acp::ToolKind::Read => IconName::ToolSearch,
7267                acp::ToolKind::Edit => IconName::ToolPencil,
7268                acp::ToolKind::Delete => IconName::ToolDeleteFile,
7269                acp::ToolKind::Move => IconName::ArrowRightLeft,
7270                acp::ToolKind::Search => IconName::ToolSearch,
7271                acp::ToolKind::Execute => IconName::ToolTerminal,
7272                acp::ToolKind::Think => IconName::ToolThink,
7273                acp::ToolKind::Fetch => IconName::ToolWeb,
7274                acp::ToolKind::SwitchMode => IconName::ArrowRightLeft,
7275                acp::ToolKind::Other | _ => IconName::ToolHammer,
7276            })
7277            .size(IconSize::Small)
7278            .color(Color::Muted)
7279            .into_any_element()
7280        };
7281
7282        let gradient_overlay = {
7283            div()
7284                .absolute()
7285                .top_0()
7286                .right_0()
7287                .w_12()
7288                .h_full()
7289                .map(|this| {
7290                    if use_card_layout {
7291                        this.bg(linear_gradient(
7292                            90.,
7293                            linear_color_stop(self.tool_card_header_bg(cx), 1.),
7294                            linear_color_stop(self.tool_card_header_bg(cx).opacity(0.2), 0.),
7295                        ))
7296                    } else {
7297                        this.bg(linear_gradient(
7298                            90.,
7299                            linear_color_stop(cx.theme().colors().panel_background, 1.),
7300                            linear_color_stop(
7301                                cx.theme().colors().panel_background.opacity(0.2),
7302                                0.,
7303                            ),
7304                        ))
7305                    }
7306                })
7307        };
7308
7309        h_flex()
7310            .relative()
7311            .w_full()
7312            .h(window.line_height() - px(2.))
7313            .text_size(self.tool_name_font_size())
7314            .gap_1p5()
7315            .when(has_location || use_card_layout, |this| this.px_1())
7316            .when(has_location, |this| {
7317                this.cursor(CursorStyle::PointingHand)
7318                    .rounded(rems_from_px(3.)) // Concentric border radius
7319                    .hover(|s| s.bg(cx.theme().colors().element_hover.opacity(0.5)))
7320            })
7321            .overflow_hidden()
7322            .child(tool_icon)
7323            .child(if has_location {
7324                h_flex()
7325                    .id(("open-tool-call-location", entry_ix))
7326                    .w_full()
7327                    .map(|this| {
7328                        if use_card_layout {
7329                            this.text_color(cx.theme().colors().text)
7330                        } else {
7331                            this.text_color(cx.theme().colors().text_muted)
7332                        }
7333                    })
7334                    .child(
7335                        self.render_markdown(
7336                            tool_call.label.clone(),
7337                            MarkdownStyle {
7338                                prevent_mouse_interaction: true,
7339                                ..MarkdownStyle::themed(MarkdownFont::Agent, window, cx)
7340                                    .with_muted_text(cx)
7341                            },
7342                        ),
7343                    )
7344                    .tooltip(Tooltip::text("Go to File"))
7345                    .on_click(cx.listener(move |this, _, window, cx| {
7346                        this.open_tool_call_location(entry_ix, 0, window, cx);
7347                    }))
7348                    .into_any_element()
7349            } else {
7350                h_flex()
7351                    .w_full()
7352                    .child(self.render_markdown(
7353                        tool_call.label.clone(),
7354                        MarkdownStyle::themed(MarkdownFont::Agent, window, cx).with_muted_text(cx),
7355                    ))
7356                    .into_any()
7357            })
7358            .when(!is_edit, |this| this.child(gradient_overlay))
7359    }
7360
7361    fn open_tool_call_location(
7362        &self,
7363        entry_ix: usize,
7364        location_ix: usize,
7365        window: &mut Window,
7366        cx: &mut Context<Self>,
7367    ) -> Option<()> {
7368        let (tool_call_location, agent_location) = self
7369            .thread
7370            .read(cx)
7371            .entries()
7372            .get(entry_ix)?
7373            .location(location_ix)?;
7374
7375        let project_path = self
7376            .project
7377            .upgrade()?
7378            .read(cx)
7379            .find_project_path(&tool_call_location.path, cx)?;
7380
7381        let open_task = self
7382            .workspace
7383            .update(cx, |workspace, cx| {
7384                workspace.open_path(project_path, None, true, window, cx)
7385            })
7386            .log_err()?;
7387        window
7388            .spawn(cx, async move |cx| {
7389                let item = open_task.await?;
7390
7391                let Some(active_editor) = item.downcast::<Editor>() else {
7392                    return anyhow::Ok(());
7393                };
7394
7395                active_editor.update_in(cx, |editor, window, cx| {
7396                    let snapshot = editor.buffer().read(cx).snapshot(cx);
7397                    if snapshot.as_singleton().is_some()
7398                        && let Some(anchor) = snapshot.anchor_in_excerpt(agent_location.position)
7399                    {
7400                        editor.change_selections(Default::default(), window, cx, |selections| {
7401                            selections.select_anchor_ranges([anchor..anchor]);
7402                        })
7403                    } else {
7404                        let row = tool_call_location.line.unwrap_or_default();
7405                        editor.change_selections(Default::default(), window, cx, |selections| {
7406                            selections.select_ranges([Point::new(row, 0)..Point::new(row, 0)]);
7407                        })
7408                    }
7409                })?;
7410
7411                anyhow::Ok(())
7412            })
7413            .detach_and_log_err(cx);
7414
7415        None
7416    }
7417
7418    fn render_tool_call_content(
7419        &self,
7420        session_id: &acp::SessionId,
7421        entry_ix: usize,
7422        content: &ToolCallContent,
7423        context_ix: usize,
7424        tool_call: &ToolCall,
7425        card_layout: bool,
7426        is_image_tool_call: bool,
7427        has_failed: bool,
7428        focus_handle: &FocusHandle,
7429        window: &Window,
7430        cx: &Context<Self>,
7431    ) -> AnyElement {
7432        match content {
7433            ToolCallContent::ContentBlock(content) => {
7434                if let Some(resource_link) = content.resource_link() {
7435                    self.render_resource_link(resource_link, cx)
7436                } else if let Some(markdown) = content.markdown() {
7437                    self.render_markdown_output(
7438                        markdown.clone(),
7439                        tool_call.id.clone(),
7440                        context_ix,
7441                        card_layout,
7442                        window,
7443                        cx,
7444                    )
7445                } else if let Some(image) = content.image() {
7446                    let location = tool_call.locations.first().cloned();
7447                    self.render_image_output(
7448                        entry_ix,
7449                        image.clone(),
7450                        location,
7451                        card_layout,
7452                        is_image_tool_call,
7453                        cx,
7454                    )
7455                } else {
7456                    Empty.into_any_element()
7457                }
7458            }
7459            ToolCallContent::Diff(diff) => {
7460                self.render_diff_editor(entry_ix, diff, tool_call, has_failed, cx)
7461            }
7462            ToolCallContent::Terminal(terminal) => self.render_terminal_tool_call(
7463                session_id,
7464                entry_ix,
7465                terminal,
7466                tool_call,
7467                focus_handle,
7468                false,
7469                window,
7470                cx,
7471            ),
7472        }
7473    }
7474
7475    fn render_resource_link(
7476        &self,
7477        resource_link: &acp::ResourceLink,
7478        cx: &Context<Self>,
7479    ) -> AnyElement {
7480        let uri: SharedString = resource_link.uri.clone().into();
7481        let is_file = resource_link.uri.strip_prefix("file://");
7482
7483        let Some(project) = self.project.upgrade() else {
7484            return Empty.into_any_element();
7485        };
7486
7487        let label: SharedString = if let Some(abs_path) = is_file {
7488            if let Some(project_path) = project
7489                .read(cx)
7490                .project_path_for_absolute_path(&Path::new(abs_path), cx)
7491                && let Some(worktree) = project
7492                    .read(cx)
7493                    .worktree_for_id(project_path.worktree_id, cx)
7494            {
7495                worktree
7496                    .read(cx)
7497                    .full_path(&project_path.path)
7498                    .to_string_lossy()
7499                    .to_string()
7500                    .into()
7501            } else {
7502                abs_path.to_string().into()
7503            }
7504        } else {
7505            uri.clone()
7506        };
7507
7508        let button_id = SharedString::from(format!("item-{}", uri));
7509
7510        div()
7511            .ml(rems(0.4))
7512            .pl_2p5()
7513            .border_l_1()
7514            .border_color(self.tool_card_border_color(cx))
7515            .overflow_hidden()
7516            .child(
7517                Button::new(button_id, label)
7518                    .label_size(LabelSize::Small)
7519                    .color(Color::Muted)
7520                    .truncate(true)
7521                    .when(is_file.is_none(), |this| {
7522                        this.end_icon(
7523                            Icon::new(IconName::ArrowUpRight)
7524                                .size(IconSize::XSmall)
7525                                .color(Color::Muted),
7526                        )
7527                    })
7528                    .on_click(cx.listener({
7529                        let workspace = self.workspace.clone();
7530                        move |_, _, window, cx: &mut Context<Self>| {
7531                            open_link(uri.clone(), &workspace, window, cx);
7532                        }
7533                    })),
7534            )
7535            .into_any_element()
7536    }
7537
7538    fn render_diff_editor(
7539        &self,
7540        entry_ix: usize,
7541        diff: &Entity<acp_thread::Diff>,
7542        tool_call: &ToolCall,
7543        has_failed: bool,
7544        cx: &Context<Self>,
7545    ) -> AnyElement {
7546        let tool_progress = matches!(
7547            &tool_call.status,
7548            ToolCallStatus::InProgress | ToolCallStatus::Pending
7549        );
7550
7551        let revealed_diff_editor = if let Some(entry) =
7552            self.entry_view_state.read(cx).entry(entry_ix)
7553            && let Some(editor) = entry.editor_for_diff(diff)
7554            && diff.read(cx).has_revealed_range(cx)
7555        {
7556            Some(editor)
7557        } else {
7558            None
7559        };
7560
7561        let show_top_border = !has_failed || revealed_diff_editor.is_some();
7562
7563        v_flex()
7564            .h_full()
7565            .when(show_top_border, |this| {
7566                this.border_t_1()
7567                    .when(has_failed, |this| this.border_dashed())
7568                    .border_color(self.tool_card_border_color(cx))
7569            })
7570            .child(if let Some(editor) = revealed_diff_editor {
7571                editor.into_any_element()
7572            } else if tool_progress && self.as_native_connection(cx).is_some() {
7573                self.render_diff_loading(cx)
7574            } else {
7575                Empty.into_any()
7576            })
7577            .into_any()
7578    }
7579
7580    fn render_markdown_output(
7581        &self,
7582        markdown: Entity<Markdown>,
7583        tool_call_id: acp::ToolCallId,
7584        context_ix: usize,
7585        card_layout: bool,
7586        window: &Window,
7587        cx: &Context<Self>,
7588    ) -> AnyElement {
7589        let button_id = SharedString::from(format!("tool_output-{:?}", tool_call_id));
7590
7591        v_flex()
7592            .gap_2()
7593            .map(|this| {
7594                if card_layout {
7595                    this.p_2().when(context_ix > 0, |this| {
7596                        this.border_t_1()
7597                            .border_color(self.tool_card_border_color(cx))
7598                    })
7599                } else {
7600                    this.ml(rems(0.4))
7601                        .px_3p5()
7602                        .border_l_1()
7603                        .border_color(self.tool_card_border_color(cx))
7604                }
7605            })
7606            .text_xs()
7607            .text_color(cx.theme().colors().text_muted)
7608            .child(self.render_markdown(
7609                markdown,
7610                MarkdownStyle::themed(MarkdownFont::Agent, window, cx),
7611            ))
7612            .when(!card_layout, |this| {
7613                this.child(
7614                    IconButton::new(button_id, IconName::ChevronUp)
7615                        .full_width()
7616                        .style(ButtonStyle::Outlined)
7617                        .icon_color(Color::Muted)
7618                        .on_click(cx.listener({
7619                            move |this: &mut Self, _, _, cx: &mut Context<Self>| {
7620                                this.expanded_tool_calls.remove(&tool_call_id);
7621                                cx.notify();
7622                            }
7623                        })),
7624                )
7625            })
7626            .into_any_element()
7627    }
7628
7629    fn render_image_output(
7630        &self,
7631        entry_ix: usize,
7632        image: Arc<gpui::Image>,
7633        location: Option<acp::ToolCallLocation>,
7634        card_layout: bool,
7635        show_dimensions: bool,
7636        cx: &Context<Self>,
7637    ) -> AnyElement {
7638        let dimensions_label = if show_dimensions {
7639            let format_name = match image.format() {
7640                gpui::ImageFormat::Png => "PNG",
7641                gpui::ImageFormat::Jpeg => "JPEG",
7642                gpui::ImageFormat::Webp => "WebP",
7643                gpui::ImageFormat::Gif => "GIF",
7644                gpui::ImageFormat::Svg => "SVG",
7645                gpui::ImageFormat::Bmp => "BMP",
7646                gpui::ImageFormat::Tiff => "TIFF",
7647                gpui::ImageFormat::Ico => "ICO",
7648            };
7649            let dimensions = image::ImageReader::new(std::io::Cursor::new(image.bytes()))
7650                .with_guessed_format()
7651                .ok()
7652                .and_then(|reader| reader.into_dimensions().ok());
7653            dimensions.map(|(w, h)| format!("{}×{} {}", w, h, format_name))
7654        } else {
7655            None
7656        };
7657
7658        v_flex()
7659            .gap_2()
7660            .map(|this| {
7661                if card_layout {
7662                    this
7663                } else {
7664                    this.ml(rems(0.4))
7665                        .px_3p5()
7666                        .border_l_1()
7667                        .border_color(self.tool_card_border_color(cx))
7668                }
7669            })
7670            .when(dimensions_label.is_some() || location.is_some(), |this| {
7671                this.child(
7672                    h_flex()
7673                        .w_full()
7674                        .justify_between()
7675                        .items_center()
7676                        .children(dimensions_label.map(|label| {
7677                            Label::new(label)
7678                                .size(LabelSize::XSmall)
7679                                .color(Color::Muted)
7680                                .buffer_font(cx)
7681                        }))
7682                        .when_some(location, |this, _loc| {
7683                            this.child(
7684                                Button::new(("go-to-file", entry_ix), "Go to File")
7685                                    .label_size(LabelSize::Small)
7686                                    .on_click(cx.listener(move |this, _, window, cx| {
7687                                        this.open_tool_call_location(entry_ix, 0, window, cx);
7688                                    })),
7689                            )
7690                        }),
7691                )
7692            })
7693            .child(
7694                img(image)
7695                    .max_w_96()
7696                    .max_h_96()
7697                    .object_fit(ObjectFit::ScaleDown),
7698            )
7699            .into_any_element()
7700    }
7701
7702    fn render_subagent_tool_call(
7703        &self,
7704        active_session_id: &acp::SessionId,
7705        entry_ix: usize,
7706        tool_call: &ToolCall,
7707        subagent_session_id: Option<acp::SessionId>,
7708        focus_handle: &FocusHandle,
7709        window: &Window,
7710        cx: &Context<Self>,
7711    ) -> Div {
7712        let subagent_thread_view = subagent_session_id.and_then(|session_id| {
7713            self.server_view
7714                .upgrade()
7715                .and_then(|server_view| server_view.read(cx).as_connected())
7716                .and_then(|connected| connected.threads.get(&session_id))
7717        });
7718
7719        let content = self.render_subagent_card(
7720            active_session_id,
7721            entry_ix,
7722            subagent_thread_view,
7723            tool_call,
7724            focus_handle,
7725            window,
7726            cx,
7727        );
7728
7729        v_flex().mx_5().my_1p5().gap_3().child(content)
7730    }
7731
7732    fn render_subagent_card(
7733        &self,
7734        active_session_id: &acp::SessionId,
7735        entry_ix: usize,
7736        thread_view: Option<&Entity<ThreadView>>,
7737        tool_call: &ToolCall,
7738        focus_handle: &FocusHandle,
7739        window: &Window,
7740        cx: &Context<Self>,
7741    ) -> AnyElement {
7742        let thread = thread_view
7743            .as_ref()
7744            .map(|view| view.read(cx).thread.clone());
7745        let subagent_session_id = thread
7746            .as_ref()
7747            .map(|thread| thread.read(cx).session_id().clone());
7748        let action_log = thread.as_ref().map(|thread| thread.read(cx).action_log());
7749        let changed_buffers = action_log
7750            .map(|log| log.read(cx).changed_buffers(cx))
7751            .unwrap_or_default();
7752
7753        let is_pending_tool_call = thread_view
7754            .as_ref()
7755            .and_then(|tv| {
7756                let sid = tv.read(cx).thread.read(cx).session_id();
7757                self.conversation.read(cx).pending_tool_call(sid, cx)
7758            })
7759            .is_some();
7760
7761        let is_expanded = self.expanded_tool_calls.contains(&tool_call.id);
7762        let files_changed = changed_buffers.len();
7763        let diff_stats = DiffStats::all_files(&changed_buffers, cx);
7764
7765        let is_running = matches!(
7766            tool_call.status,
7767            ToolCallStatus::Pending
7768                | ToolCallStatus::InProgress
7769                | ToolCallStatus::WaitingForConfirmation { .. }
7770        );
7771
7772        let is_failed = matches!(
7773            tool_call.status,
7774            ToolCallStatus::Failed | ToolCallStatus::Rejected
7775        );
7776
7777        let is_cancelled = matches!(tool_call.status, ToolCallStatus::Canceled)
7778            || tool_call.content.iter().any(|c| match c {
7779                ToolCallContent::ContentBlock(ContentBlock::Markdown { markdown }) => {
7780                    markdown.read(cx).source() == "User canceled"
7781                }
7782                _ => false,
7783            });
7784
7785        let thread_title = thread
7786            .as_ref()
7787            .and_then(|t| t.read(cx).title())
7788            .filter(|t| !t.is_empty());
7789        let tool_call_label = tool_call.label.read(cx).source().to_string();
7790        let has_tool_call_label = !tool_call_label.is_empty();
7791
7792        let has_title = thread_title.is_some() || has_tool_call_label;
7793        let has_no_title_or_canceled = !has_title || is_failed || is_cancelled;
7794
7795        let title: SharedString = if let Some(thread_title) = thread_title {
7796            thread_title
7797        } else if !tool_call_label.is_empty() {
7798            tool_call_label.into()
7799        } else if is_cancelled {
7800            "Subagent Canceled".into()
7801        } else if is_failed {
7802            "Subagent Failed".into()
7803        } else {
7804            "Spawning Agent…".into()
7805        };
7806
7807        let card_header_id = format!("subagent-header-{}", entry_ix);
7808        let status_icon = format!("status-icon-{}", entry_ix);
7809        let diff_stat_id = format!("subagent-diff-{}", entry_ix);
7810
7811        let icon = h_flex().w_4().justify_center().child(if is_running {
7812            SpinnerLabel::new()
7813                .size(LabelSize::Small)
7814                .into_any_element()
7815        } else if is_cancelled {
7816            div()
7817                .id(status_icon)
7818                .child(
7819                    Icon::new(IconName::Circle)
7820                        .size(IconSize::Small)
7821                        .color(Color::Custom(
7822                            cx.theme().colors().icon_disabled.opacity(0.5),
7823                        )),
7824                )
7825                .tooltip(Tooltip::text("Subagent Cancelled"))
7826                .into_any_element()
7827        } else if is_failed {
7828            div()
7829                .id(status_icon)
7830                .child(
7831                    Icon::new(IconName::Close)
7832                        .size(IconSize::Small)
7833                        .color(Color::Error),
7834                )
7835                .tooltip(Tooltip::text("Subagent Failed"))
7836                .into_any_element()
7837        } else {
7838            Icon::new(IconName::Check)
7839                .size(IconSize::Small)
7840                .color(Color::Success)
7841                .into_any_element()
7842        });
7843
7844        let has_expandable_content = thread
7845            .as_ref()
7846            .map_or(false, |thread| !thread.read(cx).entries().is_empty());
7847
7848        let tooltip_meta_description = if is_expanded {
7849            "Click to Collapse"
7850        } else {
7851            "Click to Preview"
7852        };
7853
7854        let error_message = self.subagent_error_message(&tool_call.status, tool_call, cx);
7855
7856        v_flex()
7857            .w_full()
7858            .rounded_md()
7859            .border_1()
7860            .when(has_no_title_or_canceled, |this| this.border_dashed())
7861            .border_color(self.tool_card_border_color(cx))
7862            .overflow_hidden()
7863            .child(
7864                h_flex()
7865                    .group(&card_header_id)
7866                    .h_8()
7867                    .p_1()
7868                    .w_full()
7869                    .justify_between()
7870                    .when(!has_no_title_or_canceled, |this| {
7871                        this.bg(self.tool_card_header_bg(cx))
7872                    })
7873                    .child(
7874                        h_flex()
7875                            .id(format!("subagent-title-{}", entry_ix))
7876                            .px_1()
7877                            .min_w_0()
7878                            .size_full()
7879                            .gap_2()
7880                            .justify_between()
7881                            .rounded_sm()
7882                            .overflow_hidden()
7883                            .child(
7884                                h_flex()
7885                                    .min_w_0()
7886                                    .w_full()
7887                                    .gap_1p5()
7888                                    .child(icon)
7889                                    .child(
7890                                        Label::new(title.to_string())
7891                                            .size(LabelSize::Custom(self.tool_name_font_size()))
7892                                            .truncate(),
7893                                    )
7894                                    .when(files_changed > 0, |this| {
7895                                        this.child(
7896                                            Label::new(format!(
7897                                                "{} {} changed",
7898                                                files_changed,
7899                                                if files_changed == 1 { "file" } else { "files" }
7900                                            ))
7901                                            .size(LabelSize::Custom(self.tool_name_font_size()))
7902                                            .color(Color::Muted),
7903                                        )
7904                                        .child(
7905                                            DiffStat::new(
7906                                                diff_stat_id.clone(),
7907                                                diff_stats.lines_added as usize,
7908                                                diff_stats.lines_removed as usize,
7909                                            )
7910                                            .label_size(LabelSize::Custom(
7911                                                self.tool_name_font_size(),
7912                                            )),
7913                                        )
7914                                    }),
7915                            )
7916                            .when(!has_no_title_or_canceled && !is_pending_tool_call, |this| {
7917                                this.tooltip(move |_, cx| {
7918                                    Tooltip::with_meta(
7919                                        title.to_string(),
7920                                        None,
7921                                        tooltip_meta_description,
7922                                        cx,
7923                                    )
7924                                })
7925                            })
7926                            .when(has_expandable_content && !is_pending_tool_call, |this| {
7927                                this.cursor_pointer()
7928                                    .hover(|s| s.bg(cx.theme().colors().element_hover))
7929                                    .child(
7930                                        div().visible_on_hover(card_header_id).child(
7931                                            Icon::new(if is_expanded {
7932                                                IconName::ChevronUp
7933                                            } else {
7934                                                IconName::ChevronDown
7935                                            })
7936                                            .color(Color::Muted)
7937                                            .size(IconSize::Small),
7938                                        ),
7939                                    )
7940                                    .on_click(cx.listener({
7941                                        let tool_call_id = tool_call.id.clone();
7942                                        move |this, _, _, cx| {
7943                                            if this.expanded_tool_calls.contains(&tool_call_id) {
7944                                                this.expanded_tool_calls.remove(&tool_call_id);
7945                                            } else {
7946                                                this.expanded_tool_calls
7947                                                    .insert(tool_call_id.clone());
7948                                            }
7949                                            let expanded =
7950                                                this.expanded_tool_calls.contains(&tool_call_id);
7951                                            telemetry::event!("Subagent Toggled", expanded);
7952                                            cx.notify();
7953                                        }
7954                                    }))
7955                            }),
7956                    )
7957                    .when(is_running && subagent_session_id.is_some(), |buttons| {
7958                        buttons.child(
7959                            IconButton::new(format!("stop-subagent-{}", entry_ix), IconName::Stop)
7960                                .icon_size(IconSize::Small)
7961                                .icon_color(Color::Error)
7962                                .tooltip(Tooltip::text("Stop Subagent"))
7963                                .when_some(
7964                                    thread_view
7965                                        .as_ref()
7966                                        .map(|view| view.read(cx).thread.clone()),
7967                                    |this, thread| {
7968                                        this.on_click(cx.listener(
7969                                            move |_this, _event, _window, cx| {
7970                                                telemetry::event!("Subagent Stopped");
7971                                                thread.update(cx, |thread, cx| {
7972                                                    thread.cancel(cx).detach();
7973                                                });
7974                                            },
7975                                        ))
7976                                    },
7977                                ),
7978                        )
7979                    }),
7980            )
7981            .when_some(thread_view, |this, thread_view| {
7982                let thread = &thread_view.read(cx).thread;
7983                let tv_session_id = thread.read(cx).session_id();
7984                let pending_tool_call = self
7985                    .conversation
7986                    .read(cx)
7987                    .pending_tool_call(tv_session_id, cx);
7988
7989                let nav_session_id = tv_session_id.clone();
7990
7991                let fullscreen_toggle = h_flex()
7992                    .id(entry_ix)
7993                    .py_1()
7994                    .w_full()
7995                    .justify_center()
7996                    .border_t_1()
7997                    .when(is_failed, |this| this.border_dashed())
7998                    .border_color(self.tool_card_border_color(cx))
7999                    .cursor_pointer()
8000                    .hover(|s| s.bg(cx.theme().colors().element_hover))
8001                    .child(
8002                        Icon::new(IconName::Maximize)
8003                            .color(Color::Muted)
8004                            .size(IconSize::Small),
8005                    )
8006                    .tooltip(Tooltip::text("Make Subagent Full Screen"))
8007                    .on_click(cx.listener(move |this, _event, window, cx| {
8008                        telemetry::event!("Subagent Maximized");
8009                        this.server_view
8010                            .update(cx, |this, cx| {
8011                                this.navigate_to_thread(nav_session_id.clone(), window, cx);
8012                            })
8013                            .ok();
8014                    }));
8015
8016                if is_running && let Some((_, subagent_tool_call_id, _)) = pending_tool_call {
8017                    if let Some((entry_ix, tool_call)) =
8018                        thread.read(cx).tool_call(&subagent_tool_call_id)
8019                    {
8020                        this.child(Divider::horizontal().color(DividerColor::Border))
8021                            .child(thread_view.read(cx).render_any_tool_call(
8022                                active_session_id,
8023                                entry_ix,
8024                                tool_call,
8025                                focus_handle,
8026                                true,
8027                                window,
8028                                cx,
8029                            ))
8030                            .child(fullscreen_toggle)
8031                    } else {
8032                        this
8033                    }
8034                } else {
8035                    this.when(is_expanded, |this| {
8036                        this.child(self.render_subagent_expanded_content(
8037                            thread_view,
8038                            tool_call,
8039                            window,
8040                            cx,
8041                        ))
8042                        .when_some(error_message, |this, message| {
8043                            this.child(
8044                                Callout::new()
8045                                    .severity(Severity::Error)
8046                                    .icon(IconName::XCircle)
8047                                    .title(message),
8048                            )
8049                        })
8050                        .child(fullscreen_toggle)
8051                    })
8052                }
8053            })
8054            .into_any_element()
8055    }
8056
8057    fn render_subagent_expanded_content(
8058        &self,
8059        thread_view: &Entity<ThreadView>,
8060        tool_call: &ToolCall,
8061        window: &Window,
8062        cx: &Context<Self>,
8063    ) -> impl IntoElement {
8064        const MAX_PREVIEW_ENTRIES: usize = 8;
8065
8066        let subagent_view = thread_view.read(cx);
8067        let session_id = subagent_view.thread.read(cx).session_id().clone();
8068
8069        let is_canceled_or_failed = matches!(
8070            tool_call.status,
8071            ToolCallStatus::Canceled | ToolCallStatus::Failed | ToolCallStatus::Rejected
8072        );
8073
8074        let editor_bg = cx.theme().colors().editor_background;
8075        let overlay = {
8076            div()
8077                .absolute()
8078                .inset_0()
8079                .size_full()
8080                .bg(linear_gradient(
8081                    180.,
8082                    linear_color_stop(editor_bg.opacity(0.5), 0.),
8083                    linear_color_stop(editor_bg.opacity(0.), 0.1),
8084                ))
8085                .block_mouse_except_scroll()
8086        };
8087
8088        let entries = subagent_view.thread.read(cx).entries();
8089        let total_entries = entries.len();
8090        let mut entry_range = if let Some(info) = tool_call.subagent_session_info.as_ref() {
8091            info.message_start_index
8092                ..info
8093                    .message_end_index
8094                    .map(|i| (i + 1).min(total_entries))
8095                    .unwrap_or(total_entries)
8096        } else {
8097            0..total_entries
8098        };
8099        entry_range.start = entry_range
8100            .end
8101            .saturating_sub(MAX_PREVIEW_ENTRIES)
8102            .max(entry_range.start);
8103        let start_ix = entry_range.start;
8104
8105        let scroll_handle = self
8106            .subagent_scroll_handles
8107            .borrow_mut()
8108            .entry(subagent_view.session_id.clone())
8109            .or_default()
8110            .clone();
8111
8112        scroll_handle.scroll_to_bottom();
8113
8114        let rendered_entries: Vec<AnyElement> = entries
8115            .get(entry_range)
8116            .unwrap_or_default()
8117            .iter()
8118            .enumerate()
8119            .map(|(i, entry)| {
8120                let actual_ix = start_ix + i;
8121                subagent_view.render_entry(actual_ix, total_entries, entry, window, cx)
8122            })
8123            .collect();
8124
8125        v_flex()
8126            .w_full()
8127            .border_t_1()
8128            .when(is_canceled_or_failed, |this| this.border_dashed())
8129            .border_color(self.tool_card_border_color(cx))
8130            .overflow_hidden()
8131            .child(
8132                div()
8133                    .pb_1()
8134                    .min_h_0()
8135                    .id(format!("subagent-entries-{}", session_id))
8136                    .track_scroll(&scroll_handle)
8137                    .children(rendered_entries),
8138            )
8139            .h_56()
8140            .child(overlay)
8141            .into_any_element()
8142    }
8143
8144    fn subagent_error_message(
8145        &self,
8146        status: &ToolCallStatus,
8147        tool_call: &ToolCall,
8148        cx: &App,
8149    ) -> Option<SharedString> {
8150        if matches!(status, ToolCallStatus::Failed) {
8151            tool_call.content.iter().find_map(|content| {
8152                if let ToolCallContent::ContentBlock(block) = content {
8153                    if let acp_thread::ContentBlock::Markdown { markdown } = block {
8154                        let source = markdown.read(cx).source().to_string();
8155                        if !source.is_empty() {
8156                            if source == "User canceled" {
8157                                return None;
8158                            } else {
8159                                return Some(SharedString::from(source));
8160                            }
8161                        }
8162                    }
8163                }
8164                None
8165            })
8166        } else {
8167            None
8168        }
8169    }
8170
8171    fn tool_card_header_bg(&self, cx: &Context<Self>) -> Hsla {
8172        cx.theme()
8173            .colors()
8174            .element_background
8175            .blend(cx.theme().colors().editor_foreground.opacity(0.025))
8176    }
8177
8178    fn tool_card_border_color(&self, cx: &Context<Self>) -> Hsla {
8179        cx.theme().colors().border.opacity(0.8)
8180    }
8181
8182    fn tool_name_font_size(&self) -> Rems {
8183        rems_from_px(13.)
8184    }
8185
8186    pub(crate) fn render_thread_error(
8187        &mut self,
8188        window: &mut Window,
8189        cx: &mut Context<Self>,
8190    ) -> Option<Div> {
8191        let content = match self.thread_error.as_ref()? {
8192            ThreadError::Other { message, .. } => {
8193                self.render_any_thread_error(message.clone(), window, cx)
8194            }
8195            ThreadError::Refusal => self.render_refusal_error(cx),
8196            ThreadError::AuthenticationRequired(error) => {
8197                self.render_authentication_required_error(error.clone(), cx)
8198            }
8199            ThreadError::PaymentRequired => self.render_payment_required_error(cx),
8200            ThreadError::RateLimitExceeded { provider } => self.render_error_callout(
8201                "Rate Limit Reached",
8202                format!(
8203                    "{provider}'s rate limit was reached. Zed will retry automatically. \
8204                    You can also wait a moment and try again."
8205                )
8206                .into(),
8207                true,
8208                true,
8209                cx,
8210            ),
8211            ThreadError::ServerOverloaded { provider } => self.render_error_callout(
8212                "Provider Unavailable",
8213                format!(
8214                    "{provider}'s servers are temporarily unavailable. Zed will retry \
8215                    automatically. If the problem persists, check the provider's status page."
8216                )
8217                .into(),
8218                true,
8219                true,
8220                cx,
8221            ),
8222            ThreadError::PromptTooLarge => self.render_prompt_too_large_error(cx),
8223            ThreadError::NoApiKey { provider } => self.render_error_callout(
8224                "API Key Missing",
8225                format!(
8226                    "No API key is configured for {provider}. \
8227                    Add your key via the Agent Panel settings to continue."
8228                )
8229                .into(),
8230                false,
8231                true,
8232                cx,
8233            ),
8234            ThreadError::StreamError { provider } => self.render_error_callout(
8235                "Connection Interrupted",
8236                format!(
8237                    "The connection to {provider}'s API was interrupted. Zed will retry \
8238                    automatically. If the problem persists, check your network connection."
8239                )
8240                .into(),
8241                true,
8242                true,
8243                cx,
8244            ),
8245            ThreadError::InvalidApiKey { provider } => self.render_error_callout(
8246                "Invalid API Key",
8247                format!(
8248                    "The API key for {provider} is invalid or has expired. \
8249                    Update your key via the Agent Panel settings to continue."
8250                )
8251                .into(),
8252                false,
8253                false,
8254                cx,
8255            ),
8256            ThreadError::PermissionDenied { provider } => self.render_error_callout(
8257                "Permission Denied",
8258                format!(
8259                    "{provider}'s API rejected the request due to insufficient permissions. \
8260                    Check that your API key has access to this model."
8261                )
8262                .into(),
8263                false,
8264                false,
8265                cx,
8266            ),
8267            ThreadError::RequestFailed => self.render_error_callout(
8268                "Request Failed",
8269                "The request could not be completed after multiple attempts. \
8270                Try again in a moment."
8271                    .into(),
8272                true,
8273                false,
8274                cx,
8275            ),
8276            ThreadError::MaxOutputTokens => self.render_error_callout(
8277                "Output Limit Reached",
8278                "The model stopped because it reached its maximum output length. \
8279                You can ask it to continue where it left off."
8280                    .into(),
8281                false,
8282                false,
8283                cx,
8284            ),
8285            ThreadError::NoModelSelected => self.render_error_callout(
8286                "No Model Selected",
8287                "Select a model from the model picker below to get started.".into(),
8288                false,
8289                false,
8290                cx,
8291            ),
8292            ThreadError::ApiError { provider } => self.render_error_callout(
8293                "API Error",
8294                format!(
8295                    "{provider}'s API returned an unexpected error. \
8296                    If the problem persists, try switching models or restarting Zed."
8297                )
8298                .into(),
8299                true,
8300                true,
8301                cx,
8302            ),
8303        };
8304
8305        Some(div().child(content))
8306    }
8307
8308    fn render_refusal_error(&self, cx: &mut Context<'_, Self>) -> Callout {
8309        let model_or_agent_name = self.current_model_name(cx);
8310        let refusal_message = format!(
8311            "{} refused to respond to this prompt. \
8312            This can happen when a model believes the prompt violates its content policy \
8313            or safety guidelines, so rephrasing it can sometimes address the issue.",
8314            model_or_agent_name
8315        );
8316
8317        Callout::new()
8318            .severity(Severity::Error)
8319            .title("Request Refused")
8320            .icon(IconName::XCircle)
8321            .description(refusal_message.clone())
8322            .actions_slot(self.create_copy_button(&refusal_message))
8323            .dismiss_action(self.dismiss_error_button(cx))
8324    }
8325
8326    fn render_authentication_required_error(
8327        &self,
8328        error: SharedString,
8329        cx: &mut Context<Self>,
8330    ) -> Callout {
8331        Callout::new()
8332            .severity(Severity::Error)
8333            .title("Authentication Required")
8334            .icon(IconName::XCircle)
8335            .description(error.clone())
8336            .actions_slot(
8337                h_flex()
8338                    .gap_0p5()
8339                    .child(self.authenticate_button(cx))
8340                    .child(self.create_copy_button(error)),
8341            )
8342            .dismiss_action(self.dismiss_error_button(cx))
8343    }
8344
8345    fn render_payment_required_error(&self, cx: &mut Context<Self>) -> Callout {
8346        const ERROR_MESSAGE: &str =
8347            "You reached your free usage limit. Upgrade to Zed Pro for more prompts.";
8348
8349        Callout::new()
8350            .severity(Severity::Error)
8351            .icon(IconName::XCircle)
8352            .title("Free Usage Exceeded")
8353            .description(ERROR_MESSAGE)
8354            .actions_slot(
8355                h_flex()
8356                    .gap_0p5()
8357                    .child(self.upgrade_button(cx))
8358                    .child(self.create_copy_button(ERROR_MESSAGE)),
8359            )
8360            .dismiss_action(self.dismiss_error_button(cx))
8361    }
8362
8363    fn render_error_callout(
8364        &self,
8365        title: &'static str,
8366        message: SharedString,
8367        show_retry: bool,
8368        show_copy: bool,
8369        cx: &mut Context<Self>,
8370    ) -> Callout {
8371        let can_resume = show_retry && self.thread.read(cx).can_retry(cx);
8372        let show_actions = can_resume || show_copy;
8373
8374        Callout::new()
8375            .severity(Severity::Error)
8376            .icon(IconName::XCircle)
8377            .title(title)
8378            .description(message.clone())
8379            .when(show_actions, |callout| {
8380                callout.actions_slot(
8381                    h_flex()
8382                        .gap_0p5()
8383                        .when(can_resume, |this| this.child(self.retry_button(cx)))
8384                        .when(show_copy, |this| {
8385                            this.child(self.create_copy_button(message.clone()))
8386                        }),
8387                )
8388            })
8389            .dismiss_action(self.dismiss_error_button(cx))
8390    }
8391
8392    fn render_prompt_too_large_error(&self, cx: &mut Context<Self>) -> Callout {
8393        const MESSAGE: &str = "This conversation is too long for the model's context window. \
8394            Start a new thread or remove some attached files to continue.";
8395
8396        Callout::new()
8397            .severity(Severity::Error)
8398            .icon(IconName::XCircle)
8399            .title("Context Too Large")
8400            .description(MESSAGE)
8401            .actions_slot(
8402                h_flex()
8403                    .gap_0p5()
8404                    .child(self.new_thread_button(cx))
8405                    .child(self.create_copy_button(MESSAGE)),
8406            )
8407            .dismiss_action(self.dismiss_error_button(cx))
8408    }
8409
8410    fn retry_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8411        Button::new("retry", "Retry")
8412            .label_size(LabelSize::Small)
8413            .style(ButtonStyle::Filled)
8414            .on_click(cx.listener(|this, _, _, cx| {
8415                this.retry_generation(cx);
8416            }))
8417    }
8418
8419    fn new_thread_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8420        Button::new("new_thread", "New Thread")
8421            .label_size(LabelSize::Small)
8422            .style(ButtonStyle::Filled)
8423            .on_click(cx.listener(|this, _, window, cx| {
8424                this.clear_thread_error(cx);
8425                window.dispatch_action(NewThread.boxed_clone(), cx);
8426            }))
8427    }
8428
8429    fn upgrade_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8430        Button::new("upgrade", "Upgrade")
8431            .label_size(LabelSize::Small)
8432            .style(ButtonStyle::Tinted(ui::TintColor::Accent))
8433            .on_click(cx.listener({
8434                move |this, _, _, cx| {
8435                    this.clear_thread_error(cx);
8436                    cx.open_url(&zed_urls::upgrade_to_zed_pro_url(cx));
8437                }
8438            }))
8439    }
8440
8441    fn authenticate_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8442        Button::new("authenticate", "Authenticate")
8443            .label_size(LabelSize::Small)
8444            .style(ButtonStyle::Filled)
8445            .on_click(cx.listener({
8446                move |this, _, window, cx| {
8447                    let server_view = this.server_view.clone();
8448                    let agent_name = this.agent_id.clone();
8449
8450                    this.clear_thread_error(cx);
8451                    if let Some(message) = this.in_flight_prompt.take() {
8452                        this.message_editor.update(cx, |editor, cx| {
8453                            editor.set_message(message, window, cx);
8454                        });
8455                    }
8456                    let connection = this.thread.read(cx).connection().clone();
8457                    window.defer(cx, |window, cx| {
8458                        ConversationView::handle_auth_required(
8459                            server_view,
8460                            AuthRequired::new(),
8461                            agent_name,
8462                            connection,
8463                            window,
8464                            cx,
8465                        );
8466                    })
8467                }
8468            }))
8469    }
8470
8471    fn current_model_name(&self, cx: &App) -> SharedString {
8472        // For native agent (Zed Agent), use the specific model name (e.g., "Claude 3.5 Sonnet")
8473        // For ACP agents, use the agent name (e.g., "Claude Agent", "Gemini CLI")
8474        // This provides better clarity about what refused the request
8475        if self.as_native_connection(cx).is_some() {
8476            self.model_selector
8477                .clone()
8478                .and_then(|selector| selector.read(cx).active_model(cx))
8479                .map(|model| model.name.clone())
8480                .unwrap_or_else(|| SharedString::from("The model"))
8481        } else {
8482            // ACP agent - use the agent name (e.g., "Claude Agent", "Gemini CLI")
8483            self.agent_id.0.clone()
8484        }
8485    }
8486
8487    fn render_any_thread_error(
8488        &mut self,
8489        error: SharedString,
8490        window: &mut Window,
8491        cx: &mut Context<'_, Self>,
8492    ) -> Callout {
8493        let can_resume = self.thread.read(cx).can_retry(cx);
8494
8495        let markdown = if let Some(markdown) = &self.thread_error_markdown {
8496            markdown.clone()
8497        } else {
8498            let markdown = cx.new(|cx| Markdown::new(error.clone(), None, None, cx));
8499            self.thread_error_markdown = Some(markdown.clone());
8500            markdown
8501        };
8502
8503        let markdown_style =
8504            MarkdownStyle::themed(MarkdownFont::Agent, window, cx).with_muted_text(cx);
8505        let description = self
8506            .render_markdown(markdown, markdown_style)
8507            .into_any_element();
8508
8509        Callout::new()
8510            .severity(Severity::Error)
8511            .icon(IconName::XCircle)
8512            .title("An Error Happened")
8513            .description_slot(description)
8514            .actions_slot(
8515                h_flex()
8516                    .gap_0p5()
8517                    .when(can_resume, |this| {
8518                        this.child(
8519                            IconButton::new("retry", IconName::RotateCw)
8520                                .icon_size(IconSize::Small)
8521                                .tooltip(Tooltip::text("Retry Generation"))
8522                                .on_click(cx.listener(|this, _, _window, cx| {
8523                                    this.retry_generation(cx);
8524                                })),
8525                        )
8526                    })
8527                    .child(self.create_copy_button(error.to_string())),
8528            )
8529            .dismiss_action(self.dismiss_error_button(cx))
8530    }
8531
8532    fn render_markdown(&self, markdown: Entity<Markdown>, style: MarkdownStyle) -> MarkdownElement {
8533        let workspace = self.workspace.clone();
8534        MarkdownElement::new(markdown, style).on_url_click(move |text, window, cx| {
8535            open_link(text, &workspace, window, cx);
8536        })
8537    }
8538
8539    fn create_copy_button(&self, message: impl Into<String>) -> impl IntoElement {
8540        let message = message.into();
8541
8542        CopyButton::new("copy-error-message", message).tooltip_label("Copy Error Message")
8543    }
8544
8545    fn dismiss_error_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8546        IconButton::new("dismiss", IconName::Close)
8547            .icon_size(IconSize::Small)
8548            .tooltip(Tooltip::text("Dismiss"))
8549            .on_click(cx.listener({
8550                move |this, _, _, cx| {
8551                    this.clear_thread_error(cx);
8552                    cx.notify();
8553                }
8554            }))
8555    }
8556
8557    fn render_resume_notice(_cx: &Context<Self>) -> AnyElement {
8558        let description = "This agent does not support viewing previous messages. However, your session will still continue from where you last left off.";
8559
8560        Callout::new()
8561            .border_position(ui::BorderPosition::Bottom)
8562            .severity(Severity::Info)
8563            .icon(IconName::Info)
8564            .title("Resumed Session")
8565            .description(description)
8566            .into_any_element()
8567    }
8568
8569    fn update_recent_history_from_cache(
8570        &mut self,
8571        history: &Entity<ThreadHistory>,
8572        cx: &mut Context<Self>,
8573    ) {
8574        self.recent_history_entries = history.read(cx).get_recent_sessions(3);
8575        self.hovered_recent_history_item = None;
8576        cx.notify();
8577    }
8578
8579    fn render_codex_windows_warning(&self, cx: &mut Context<Self>) -> Callout {
8580        Callout::new()
8581            .icon(IconName::Warning)
8582            .severity(Severity::Warning)
8583            .title("Codex on Windows")
8584            .description("For best performance, run Codex in Windows Subsystem for Linux (WSL2)")
8585            .actions_slot(
8586                Button::new("open-wsl-modal", "Open in WSL").on_click(cx.listener({
8587                    move |_, _, _window, cx| {
8588                        #[cfg(windows)]
8589                        _window.dispatch_action(
8590                            zed_actions::wsl_actions::OpenWsl::default().boxed_clone(),
8591                            cx,
8592                        );
8593                        cx.notify();
8594                    }
8595                })),
8596            )
8597            .dismiss_action(
8598                IconButton::new("dismiss", IconName::Close)
8599                    .icon_size(IconSize::Small)
8600                    .icon_color(Color::Muted)
8601                    .tooltip(Tooltip::text("Dismiss Warning"))
8602                    .on_click(cx.listener({
8603                        move |this, _, _, cx| {
8604                            this.show_codex_windows_warning = false;
8605                            cx.notify();
8606                        }
8607                    })),
8608            )
8609    }
8610
8611    fn render_external_source_prompt_warning(&self, cx: &mut Context<Self>) -> Callout {
8612        Callout::new()
8613            .icon(IconName::Warning)
8614            .severity(Severity::Warning)
8615            .title("Review before sending")
8616            .description("This prompt was pre-filled by an external link. Read it carefully before you send it.")
8617            .dismiss_action(
8618                IconButton::new("dismiss-external-source-prompt-warning", IconName::Close)
8619                    .icon_size(IconSize::Small)
8620                    .icon_color(Color::Muted)
8621                    .tooltip(Tooltip::text("Dismiss Warning"))
8622                    .on_click(cx.listener({
8623                        move |this, _, _, cx| {
8624                            this.show_external_source_prompt_warning = false;
8625                            cx.notify();
8626                        }
8627                    })),
8628            )
8629    }
8630
8631    fn render_multi_root_callout(&self, cx: &mut Context<Self>) -> Option<Callout> {
8632        if self.multi_root_callout_dismissed {
8633            return None;
8634        }
8635
8636        if self.as_native_connection(cx).is_some() {
8637            return None;
8638        }
8639
8640        let project = self.project.upgrade()?;
8641        let worktree_count = project.read(cx).visible_worktrees(cx).count();
8642        if worktree_count <= 1 {
8643            return None;
8644        }
8645
8646        let work_dirs = self.thread.read(cx).work_dirs()?;
8647        let active_dir = work_dirs
8648            .ordered_paths()
8649            .next()
8650            .and_then(|p| p.file_name())
8651            .map(|name| name.to_string_lossy().to_string())
8652            .unwrap_or_else(|| "one folder".to_string());
8653
8654        let description = format!(
8655            "This agent only operates on \"{}\". Other folders in this workspace are not accessible to it.",
8656            active_dir
8657        );
8658
8659        Some(
8660            Callout::new()
8661                .severity(Severity::Warning)
8662                .icon(IconName::Warning)
8663                .title("External Agents currently don't support multi-root workspaces")
8664                .description(description)
8665                .border_position(ui::BorderPosition::Bottom)
8666                .dismiss_action(
8667                    IconButton::new("dismiss-multi-root-callout", IconName::Close)
8668                        .icon_size(IconSize::Small)
8669                        .tooltip(Tooltip::text("Dismiss"))
8670                        .on_click(cx.listener(|this, _, _, cx| {
8671                            this.multi_root_callout_dismissed = true;
8672                            cx.notify();
8673                        })),
8674                ),
8675        )
8676    }
8677
8678    fn render_new_version_callout(&self, version: &SharedString, cx: &mut Context<Self>) -> Div {
8679        let server_view = self.server_view.clone();
8680        let has_version = !version.is_empty();
8681        let title = if has_version {
8682            "New version available"
8683        } else {
8684            "Agent update available"
8685        };
8686        let button_label = if has_version {
8687            format!("Update to v{}", version)
8688        } else {
8689            "Reconnect".to_string()
8690        };
8691
8692        v_flex().w_full().justify_end().child(
8693            h_flex()
8694                .p_2()
8695                .pr_3()
8696                .w_full()
8697                .gap_1p5()
8698                .border_t_1()
8699                .border_color(cx.theme().colors().border)
8700                .bg(cx.theme().colors().element_background)
8701                .child(
8702                    h_flex()
8703                        .flex_1()
8704                        .gap_1p5()
8705                        .child(
8706                            Icon::new(IconName::Download)
8707                                .color(Color::Accent)
8708                                .size(IconSize::Small),
8709                        )
8710                        .child(Label::new(title).size(LabelSize::Small)),
8711                )
8712                .child(
8713                    Button::new("update-button", button_label)
8714                        .label_size(LabelSize::Small)
8715                        .style(ButtonStyle::Tinted(TintColor::Accent))
8716                        .on_click(move |_, window, cx| {
8717                            server_view
8718                                .update(cx, |view, cx| view.reset(window, cx))
8719                                .ok();
8720                        }),
8721                ),
8722        )
8723    }
8724
8725    fn render_token_limit_callout(&self, cx: &mut Context<Self>) -> Option<Callout> {
8726        if self.token_limit_callout_dismissed {
8727            return None;
8728        }
8729
8730        let token_usage = self.thread.read(cx).token_usage()?;
8731        let ratio = token_usage.ratio();
8732
8733        let (severity, icon, title) = match ratio {
8734            acp_thread::TokenUsageRatio::Normal => return None,
8735            acp_thread::TokenUsageRatio::Warning => (
8736                Severity::Warning,
8737                IconName::Warning,
8738                "Thread reaching the token limit soon",
8739            ),
8740            acp_thread::TokenUsageRatio::Exceeded => (
8741                Severity::Error,
8742                IconName::XCircle,
8743                "Thread reached the token limit",
8744            ),
8745        };
8746
8747        let description = "To continue, start a new thread from a summary.";
8748
8749        Some(
8750            Callout::new()
8751                .severity(severity)
8752                .icon(icon)
8753                .title(title)
8754                .description(description)
8755                .actions_slot(
8756                    h_flex().gap_0p5().child(
8757                        Button::new("start-new-thread", "Start New Thread")
8758                            .label_size(LabelSize::Small)
8759                            .on_click(cx.listener(|this, _, window, cx| {
8760                                let session_id = this.thread.read(cx).session_id().clone();
8761                                window.dispatch_action(
8762                                    crate::NewNativeAgentThreadFromSummary {
8763                                        from_session_id: session_id,
8764                                    }
8765                                    .boxed_clone(),
8766                                    cx,
8767                                );
8768                            })),
8769                    ),
8770                )
8771                .dismiss_action(self.dismiss_error_button(cx)),
8772        )
8773    }
8774
8775    fn open_permission_dropdown(
8776        &mut self,
8777        _: &crate::OpenPermissionDropdown,
8778        window: &mut Window,
8779        cx: &mut Context<Self>,
8780    ) {
8781        let menu_handle = self.permission_dropdown_handle.clone();
8782        window.defer(cx, move |window, cx| {
8783            menu_handle.toggle(window, cx);
8784        });
8785    }
8786
8787    fn open_add_context_menu(
8788        &mut self,
8789        _action: &OpenAddContextMenu,
8790        window: &mut Window,
8791        cx: &mut Context<Self>,
8792    ) {
8793        let menu_handle = self.add_context_menu_handle.clone();
8794        window.defer(cx, move |window, cx| {
8795            menu_handle.toggle(window, cx);
8796        });
8797    }
8798
8799    fn toggle_fast_mode(&mut self, cx: &mut Context<Self>) {
8800        if !self.fast_mode_available(cx) {
8801            return;
8802        }
8803        let Some(thread) = self.as_native_thread(cx) else {
8804            return;
8805        };
8806        thread.update(cx, |thread, cx| {
8807            let new_speed = thread
8808                .speed()
8809                .map(|speed| speed.toggle())
8810                .unwrap_or(Speed::Fast);
8811            thread.set_speed(new_speed, cx);
8812
8813            let fs = thread.project().read(cx).fs().clone();
8814            update_settings_file(fs, cx, move |settings, _| {
8815                if let Some(agent) = settings.agent.as_mut()
8816                    && let Some(default_model) = agent.default_model.as_mut()
8817                {
8818                    default_model.speed = Some(new_speed);
8819                }
8820            });
8821        });
8822    }
8823
8824    fn cycle_thinking_effort(&mut self, cx: &mut Context<Self>) {
8825        let Some(thread) = self.as_native_thread(cx) else {
8826            return;
8827        };
8828
8829        let (effort_levels, current_effort) = {
8830            let thread_ref = thread.read(cx);
8831            let Some(model) = thread_ref.model() else {
8832                return;
8833            };
8834            if !model.supports_thinking() || !thread_ref.thinking_enabled() {
8835                return;
8836            }
8837            let effort_levels = model.supported_effort_levels();
8838            if effort_levels.is_empty() {
8839                return;
8840            }
8841            let current_effort = thread_ref.thinking_effort().cloned();
8842            (effort_levels, current_effort)
8843        };
8844
8845        let current_index = current_effort.and_then(|current| {
8846            effort_levels
8847                .iter()
8848                .position(|level| level.value == current)
8849        });
8850        let next_index = match current_index {
8851            Some(index) => (index + 1) % effort_levels.len(),
8852            None => 0,
8853        };
8854        let next_effort = effort_levels[next_index].value.to_string();
8855
8856        thread.update(cx, |thread, cx| {
8857            thread.set_thinking_effort(Some(next_effort.clone()), cx);
8858
8859            let fs = thread.project().read(cx).fs().clone();
8860            update_settings_file(fs, cx, move |settings, _| {
8861                if let Some(agent) = settings.agent.as_mut()
8862                    && let Some(default_model) = agent.default_model.as_mut()
8863                {
8864                    default_model.effort = Some(next_effort);
8865                }
8866            });
8867        });
8868    }
8869
8870    fn toggle_thinking_effort_menu(
8871        &mut self,
8872        _action: &ToggleThinkingEffortMenu,
8873        window: &mut Window,
8874        cx: &mut Context<Self>,
8875    ) {
8876        let menu_handle = self.thinking_effort_menu_handle.clone();
8877        window.defer(cx, move |window, cx| {
8878            menu_handle.toggle(window, cx);
8879        });
8880    }
8881}
8882
8883impl Render for ThreadView {
8884    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
8885        let has_messages = self.list_state.item_count() > 0;
8886        let list_state = self.list_state.clone();
8887
8888        let conversation = v_flex()
8889            .when(self.resumed_without_history, |this| {
8890                this.child(Self::render_resume_notice(cx))
8891            })
8892            .map(|this| {
8893                if has_messages {
8894                    this.flex_1()
8895                        .size_full()
8896                        .child(self.render_entries(cx))
8897                        .vertical_scrollbar_for(&list_state, window, cx)
8898                        .into_any()
8899                } else {
8900                    this.into_any()
8901                }
8902            });
8903
8904        v_flex()
8905            .key_context("AcpThread")
8906            .track_focus(&self.focus_handle)
8907            .on_action(cx.listener(|this, _: &menu::Cancel, _, cx| {
8908                if this.parent_session_id.is_none() {
8909                    this.cancel_generation(cx);
8910                }
8911            }))
8912            .on_action(cx.listener(|this, _: &workspace::GoBack, window, cx| {
8913                if let Some(parent_session_id) = this.thread.read(cx).parent_session_id().cloned() {
8914                    this.server_view
8915                        .update(cx, |view, cx| {
8916                            view.navigate_to_thread(parent_session_id, window, cx);
8917                        })
8918                        .ok();
8919                }
8920            }))
8921            .on_action(cx.listener(Self::keep_all))
8922            .on_action(cx.listener(Self::reject_all))
8923            .on_action(cx.listener(Self::undo_last_reject))
8924            .on_action(cx.listener(Self::allow_always))
8925            .on_action(cx.listener(Self::allow_once))
8926            .on_action(cx.listener(Self::reject_once))
8927            .on_action(cx.listener(Self::handle_authorize_tool_call))
8928            .on_action(cx.listener(Self::handle_select_permission_granularity))
8929            .on_action(cx.listener(Self::handle_toggle_command_pattern))
8930            .on_action(cx.listener(Self::open_permission_dropdown))
8931            .on_action(cx.listener(Self::open_add_context_menu))
8932            .on_action(cx.listener(Self::scroll_output_page_up))
8933            .on_action(cx.listener(Self::scroll_output_page_down))
8934            .on_action(cx.listener(Self::scroll_output_line_up))
8935            .on_action(cx.listener(Self::scroll_output_line_down))
8936            .on_action(cx.listener(Self::scroll_output_to_top))
8937            .on_action(cx.listener(Self::scroll_output_to_bottom))
8938            .on_action(cx.listener(Self::scroll_output_to_previous_message))
8939            .on_action(cx.listener(Self::scroll_output_to_next_message))
8940            .on_action(cx.listener(|this, _: &ToggleFastMode, _window, cx| {
8941                this.toggle_fast_mode(cx);
8942            }))
8943            .on_action(cx.listener(|this, _: &ToggleThinkingMode, _window, cx| {
8944                if this.thread.read(cx).status() != ThreadStatus::Idle {
8945                    return;
8946                }
8947                if let Some(thread) = this.as_native_thread(cx) {
8948                    thread.update(cx, |thread, cx| {
8949                        thread.set_thinking_enabled(!thread.thinking_enabled(), cx);
8950                    });
8951                }
8952            }))
8953            .on_action(cx.listener(|this, _: &CycleThinkingEffort, _window, cx| {
8954                if this.thread.read(cx).status() != ThreadStatus::Idle {
8955                    return;
8956                }
8957                this.cycle_thinking_effort(cx);
8958            }))
8959            .on_action(
8960                cx.listener(|this, action: &ToggleThinkingEffortMenu, window, cx| {
8961                    if this.thread.read(cx).status() != ThreadStatus::Idle {
8962                        return;
8963                    }
8964                    this.toggle_thinking_effort_menu(action, window, cx);
8965                }),
8966            )
8967            .on_action(cx.listener(|this, _: &SendNextQueuedMessage, window, cx| {
8968                this.send_queued_message_at_index(0, true, window, cx);
8969            }))
8970            .on_action(cx.listener(|this, _: &RemoveFirstQueuedMessage, _, cx| {
8971                this.remove_from_queue(0, cx);
8972                cx.notify();
8973            }))
8974            .on_action(cx.listener(|this, _: &EditFirstQueuedMessage, window, cx| {
8975                this.move_queued_message_to_main_editor(0, None, None, window, cx);
8976            }))
8977            .on_action(cx.listener(|this, _: &ClearMessageQueue, _, cx| {
8978                this.local_queued_messages.clear();
8979                this.sync_queue_flag_to_native_thread(cx);
8980                this.can_fast_track_queue = false;
8981                cx.notify();
8982            }))
8983            .on_action(cx.listener(|this, _: &ToggleProfileSelector, window, cx| {
8984                if this.thread.read(cx).status() != ThreadStatus::Idle {
8985                    return;
8986                }
8987                if let Some(config_options_view) = this.config_options_view.clone() {
8988                    let handled = config_options_view.update(cx, |view, cx| {
8989                        view.toggle_category_picker(
8990                            acp::SessionConfigOptionCategory::Mode,
8991                            window,
8992                            cx,
8993                        )
8994                    });
8995                    if handled {
8996                        return;
8997                    }
8998                }
8999
9000                if let Some(profile_selector) = this.profile_selector.clone() {
9001                    profile_selector.read(cx).menu_handle().toggle(window, cx);
9002                } else if let Some(mode_selector) = this.mode_selector.clone() {
9003                    mode_selector.read(cx).menu_handle().toggle(window, cx);
9004                }
9005            }))
9006            .on_action(cx.listener(|this, _: &CycleModeSelector, window, cx| {
9007                if this.thread.read(cx).status() != ThreadStatus::Idle {
9008                    return;
9009                }
9010                if let Some(config_options_view) = this.config_options_view.clone() {
9011                    let handled = config_options_view.update(cx, |view, cx| {
9012                        view.cycle_category_option(
9013                            acp::SessionConfigOptionCategory::Mode,
9014                            false,
9015                            cx,
9016                        )
9017                    });
9018                    if handled {
9019                        return;
9020                    }
9021                }
9022
9023                if let Some(profile_selector) = this.profile_selector.clone() {
9024                    profile_selector.update(cx, |profile_selector, cx| {
9025                        profile_selector.cycle_profile(cx);
9026                    });
9027                } else if let Some(mode_selector) = this.mode_selector.clone() {
9028                    mode_selector.update(cx, |mode_selector, cx| {
9029                        mode_selector.cycle_mode(window, cx);
9030                    });
9031                }
9032            }))
9033            .on_action(cx.listener(|this, _: &ToggleModelSelector, window, cx| {
9034                if this.thread.read(cx).status() != ThreadStatus::Idle {
9035                    return;
9036                }
9037                if let Some(config_options_view) = this.config_options_view.clone() {
9038                    let handled = config_options_view.update(cx, |view, cx| {
9039                        view.toggle_category_picker(
9040                            acp::SessionConfigOptionCategory::Model,
9041                            window,
9042                            cx,
9043                        )
9044                    });
9045                    if handled {
9046                        return;
9047                    }
9048                }
9049
9050                if let Some(model_selector) = this.model_selector.clone() {
9051                    model_selector
9052                        .update(cx, |model_selector, cx| model_selector.toggle(window, cx));
9053                }
9054            }))
9055            .on_action(cx.listener(|this, _: &CycleFavoriteModels, window, cx| {
9056                if this.thread.read(cx).status() != ThreadStatus::Idle {
9057                    return;
9058                }
9059                if let Some(config_options_view) = this.config_options_view.clone() {
9060                    let handled = config_options_view.update(cx, |view, cx| {
9061                        view.cycle_category_option(
9062                            acp::SessionConfigOptionCategory::Model,
9063                            true,
9064                            cx,
9065                        )
9066                    });
9067                    if handled {
9068                        return;
9069                    }
9070                }
9071
9072                if let Some(model_selector) = this.model_selector.clone() {
9073                    model_selector.update(cx, |model_selector, cx| {
9074                        model_selector.cycle_favorite_models(window, cx);
9075                    });
9076                }
9077            }))
9078            .size_full()
9079            .children(self.render_subagent_titlebar(cx))
9080            .child(conversation)
9081            .children(self.render_multi_root_callout(cx))
9082            .children(self.render_activity_bar(window, cx))
9083            .when(self.show_external_source_prompt_warning, |this| {
9084                this.child(self.render_external_source_prompt_warning(cx))
9085            })
9086            .when(self.show_codex_windows_warning, |this| {
9087                this.child(self.render_codex_windows_warning(cx))
9088            })
9089            .children(self.render_thread_retry_status_callout())
9090            .children(self.render_thread_error(window, cx))
9091            .when_some(
9092                match has_messages {
9093                    true => None,
9094                    false => self.new_server_version_available.clone(),
9095                },
9096                |this, version| this.child(self.render_new_version_callout(&version, cx)),
9097            )
9098            .children(self.render_token_limit_callout(cx))
9099            .child(self.render_message_editor(window, cx))
9100    }
9101}
9102
9103pub(crate) fn open_link(
9104    url: SharedString,
9105    workspace: &WeakEntity<Workspace>,
9106    window: &mut Window,
9107    cx: &mut App,
9108) {
9109    let Some(workspace) = workspace.upgrade() else {
9110        cx.open_url(&url);
9111        return;
9112    };
9113
9114    if let Some(mention) = MentionUri::parse(&url, workspace.read(cx).path_style(cx)).log_err() {
9115        workspace.update(cx, |workspace, cx| match mention {
9116            MentionUri::File { abs_path } => {
9117                let project = workspace.project();
9118                let Some(path) =
9119                    project.update(cx, |project, cx| project.find_project_path(abs_path, cx))
9120                else {
9121                    return;
9122                };
9123
9124                workspace
9125                    .open_path(path, None, true, window, cx)
9126                    .detach_and_log_err(cx);
9127            }
9128            MentionUri::PastedImage { .. } => {}
9129            MentionUri::Directory { abs_path } => {
9130                let project = workspace.project();
9131                let Some(entry_id) = project.update(cx, |project, cx| {
9132                    let path = project.find_project_path(abs_path, cx)?;
9133                    project.entry_for_path(&path, cx).map(|entry| entry.id)
9134                }) else {
9135                    return;
9136                };
9137
9138                project.update(cx, |_, cx| {
9139                    cx.emit(project::Event::RevealInProjectPanel(entry_id));
9140                });
9141            }
9142            MentionUri::Symbol {
9143                abs_path: path,
9144                line_range,
9145                ..
9146            }
9147            | MentionUri::Selection {
9148                abs_path: Some(path),
9149                line_range,
9150            } => {
9151                let project = workspace.project();
9152                let Some(path) =
9153                    project.update(cx, |project, cx| project.find_project_path(path, cx))
9154                else {
9155                    return;
9156                };
9157
9158                let item = workspace.open_path(path, None, true, window, cx);
9159                window
9160                    .spawn(cx, async move |cx| {
9161                        let Some(editor) = item.await?.downcast::<Editor>() else {
9162                            return Ok(());
9163                        };
9164                        let range =
9165                            Point::new(*line_range.start(), 0)..Point::new(*line_range.start(), 0);
9166                        editor
9167                            .update_in(cx, |editor, window, cx| {
9168                                editor.change_selections(
9169                                    SelectionEffects::scroll(Autoscroll::center()),
9170                                    window,
9171                                    cx,
9172                                    |s| s.select_ranges(vec![range]),
9173                                );
9174                            })
9175                            .ok();
9176                        anyhow::Ok(())
9177                    })
9178                    .detach_and_log_err(cx);
9179            }
9180            MentionUri::Selection { abs_path: None, .. } => {}
9181            MentionUri::Thread { id, name } => {
9182                if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
9183                    panel.update(cx, |panel, cx| {
9184                        panel.open_thread(id, None, Some(name.into()), window, cx)
9185                    });
9186                }
9187            }
9188            MentionUri::Rule { id, .. } => {
9189                let PromptId::User { uuid } = id else {
9190                    return;
9191                };
9192                window.dispatch_action(
9193                    Box::new(OpenRulesLibrary {
9194                        prompt_to_select: Some(uuid.0),
9195                    }),
9196                    cx,
9197                )
9198            }
9199            MentionUri::Fetch { url } => {
9200                cx.open_url(url.as_str());
9201            }
9202            MentionUri::Diagnostics { .. } => {}
9203            MentionUri::TerminalSelection { .. } => {}
9204            MentionUri::GitDiff { .. } => {}
9205            MentionUri::MergeConflict { .. } => {}
9206        })
9207    } else {
9208        cx.open_url(&url);
9209    }
9210}