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;
  10use feature_flags::AcpBetaFeatureFlag;
  11
  12use crate::message_editor::SharedSessionCapabilities;
  13
  14use gpui::{Corner, List};
  15use heapless::Vec as ArrayVec;
  16use language_model::{LanguageModelEffortLevel, Speed};
  17use settings::{SidebarSide, 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    MessageSentOrQueued,
 210}
 211
 212impl EventEmitter<AcpThreadViewEvent> for ThreadView {}
 213
 214/// Tracks the user's permission dropdown selection state for a specific tool call.
 215///
 216/// Default (no entry in the map) means the last dropdown choice is selected,
 217/// which is typically "Only this time".
 218#[derive(Clone)]
 219pub(crate) enum PermissionSelection {
 220    /// A specific choice from the dropdown (e.g., "Always for terminal", "Only this time").
 221    /// The index corresponds to the position in the `choices` list from `PermissionOptions`.
 222    Choice(usize),
 223    /// "Select options…" mode where individual command patterns can be toggled.
 224    /// Contains the indices of checked patterns in the `patterns` list.
 225    /// All patterns start checked when this mode is first activated.
 226    SelectedPatterns(Vec<usize>),
 227}
 228
 229impl PermissionSelection {
 230    /// Returns the choice index if a specific dropdown choice is selected,
 231    /// or `None` if in per-command pattern mode.
 232    pub(crate) fn choice_index(&self) -> Option<usize> {
 233        match self {
 234            Self::Choice(index) => Some(*index),
 235            Self::SelectedPatterns(_) => None,
 236        }
 237    }
 238
 239    fn is_pattern_checked(&self, index: usize) -> bool {
 240        match self {
 241            Self::SelectedPatterns(checked) => checked.contains(&index),
 242            _ => false,
 243        }
 244    }
 245
 246    fn has_any_checked_patterns(&self) -> bool {
 247        match self {
 248            Self::SelectedPatterns(checked) => !checked.is_empty(),
 249            _ => false,
 250        }
 251    }
 252
 253    fn toggle_pattern(&mut self, index: usize) {
 254        if let Self::SelectedPatterns(checked) = self {
 255            if let Some(pos) = checked.iter().position(|&i| i == index) {
 256                checked.swap_remove(pos);
 257            } else {
 258                checked.push(index);
 259            }
 260        }
 261    }
 262}
 263
 264pub struct ThreadView {
 265    pub session_id: acp::SessionId,
 266    pub parent_session_id: Option<acp::SessionId>,
 267    pub thread: Entity<AcpThread>,
 268    pub(crate) conversation: Entity<super::Conversation>,
 269    pub server_view: WeakEntity<ConversationView>,
 270    pub agent_icon: IconName,
 271    pub agent_icon_from_external_svg: Option<SharedString>,
 272    pub agent_id: AgentId,
 273    pub focus_handle: FocusHandle,
 274    pub workspace: WeakEntity<Workspace>,
 275    pub entry_view_state: Entity<EntryViewState>,
 276    pub title_editor: Entity<Editor>,
 277    pub config_options_view: Option<Entity<ConfigOptionsView>>,
 278    pub mode_selector: Option<Entity<ModeSelector>>,
 279    pub model_selector: Option<Entity<ModelSelectorPopover>>,
 280    pub profile_selector: Option<Entity<ProfileSelector>>,
 281    pub permission_dropdown_handle: PopoverMenuHandle<ContextMenu>,
 282    pub thread_retry_status: Option<RetryStatus>,
 283    pub(super) thread_error: Option<ThreadError>,
 284    pub thread_error_markdown: Option<Entity<Markdown>>,
 285    pub token_limit_callout_dismissed: bool,
 286    pub last_token_limit_telemetry: Option<acp_thread::TokenUsageRatio>,
 287    thread_feedback: ThreadFeedbackState,
 288    pub list_state: ListState,
 289    pub session_capabilities: SharedSessionCapabilities,
 290    /// Tracks which tool calls have their content/output expanded.
 291    /// Used for showing/hiding tool call results, terminal output, etc.
 292    pub expanded_tool_calls: HashSet<agent_client_protocol::ToolCallId>,
 293    pub expanded_tool_call_raw_inputs: HashSet<agent_client_protocol::ToolCallId>,
 294    pub expanded_thinking_blocks: HashSet<(usize, usize)>,
 295    auto_expanded_thinking_block: Option<(usize, usize)>,
 296    user_toggled_thinking_blocks: HashSet<(usize, usize)>,
 297    pub subagent_scroll_handles: RefCell<HashMap<acp::SessionId, ScrollHandle>>,
 298    pub edits_expanded: bool,
 299    pub plan_expanded: bool,
 300    pub queue_expanded: bool,
 301    pub editor_expanded: bool,
 302    pub should_be_following: bool,
 303    pub editing_message: Option<usize>,
 304    pub local_queued_messages: Vec<QueuedMessage>,
 305    pub queued_message_editors: Vec<Entity<MessageEditor>>,
 306    pub queued_message_editor_subscriptions: Vec<Subscription>,
 307    pub last_synced_queue_length: usize,
 308    pub turn_fields: TurnFields,
 309    pub discarded_partial_edits: HashSet<agent_client_protocol::ToolCallId>,
 310    pub is_loading_contents: bool,
 311    pub new_server_version_available: Option<SharedString>,
 312    pub resumed_without_history: bool,
 313    pub(crate) permission_selections:
 314        HashMap<agent_client_protocol::ToolCallId, PermissionSelection>,
 315    pub resume_thread_metadata: Option<AgentSessionInfo>,
 316    pub _cancel_task: Option<Task<()>>,
 317    _save_task: Option<Task<()>>,
 318    _draft_resolve_task: Option<Task<()>>,
 319    pub skip_queue_processing_count: usize,
 320    pub user_interrupted_generation: bool,
 321    pub can_fast_track_queue: bool,
 322    pub hovered_edited_file_buttons: Option<usize>,
 323    pub in_flight_prompt: Option<Vec<acp::ContentBlock>>,
 324    pub _subscriptions: Vec<Subscription>,
 325    pub message_editor: Entity<MessageEditor>,
 326    pub add_context_menu_handle: PopoverMenuHandle<ContextMenu>,
 327    pub thinking_effort_menu_handle: PopoverMenuHandle<ContextMenu>,
 328    pub project: WeakEntity<Project>,
 329    pub recent_history_entries: Vec<AgentSessionInfo>,
 330    pub hovered_recent_history_item: Option<usize>,
 331    pub show_external_source_prompt_warning: bool,
 332    pub show_codex_windows_warning: bool,
 333    pub multi_root_callout_dismissed: bool,
 334    pub generating_indicator_in_list: bool,
 335    pub history: Option<Entity<ThreadHistory>>,
 336    pub _history_subscription: Option<Subscription>,
 337}
 338impl Focusable for ThreadView {
 339    fn focus_handle(&self, cx: &App) -> FocusHandle {
 340        if self.parent_session_id.is_some() {
 341            self.focus_handle.clone()
 342        } else {
 343            self.active_editor(cx).focus_handle(cx)
 344        }
 345    }
 346}
 347
 348#[derive(Default)]
 349pub struct TurnFields {
 350    pub _turn_timer_task: Option<Task<()>>,
 351    pub last_turn_duration: Option<Duration>,
 352    pub last_turn_tokens: Option<u64>,
 353    pub turn_generation: usize,
 354    pub turn_started_at: Option<Instant>,
 355    pub turn_tokens: Option<u64>,
 356}
 357
 358impl ThreadView {
 359    pub(crate) fn new(
 360        thread: Entity<AcpThread>,
 361        conversation: Entity<super::Conversation>,
 362        server_view: WeakEntity<ConversationView>,
 363        agent_icon: IconName,
 364        agent_icon_from_external_svg: Option<SharedString>,
 365        agent_id: AgentId,
 366        agent_display_name: SharedString,
 367        workspace: WeakEntity<Workspace>,
 368        entry_view_state: Entity<EntryViewState>,
 369        config_options_view: Option<Entity<ConfigOptionsView>>,
 370        mode_selector: Option<Entity<ModeSelector>>,
 371        model_selector: Option<Entity<ModelSelectorPopover>>,
 372        profile_selector: Option<Entity<ProfileSelector>>,
 373        list_state: ListState,
 374        session_capabilities: SharedSessionCapabilities,
 375        resumed_without_history: bool,
 376        project: WeakEntity<Project>,
 377        thread_store: Option<Entity<ThreadStore>>,
 378        history: Option<Entity<ThreadHistory>>,
 379        prompt_store: Option<Entity<PromptStore>>,
 380        initial_content: Option<AgentInitialContent>,
 381        mut subscriptions: Vec<Subscription>,
 382        window: &mut Window,
 383        cx: &mut Context<Self>,
 384    ) -> Self {
 385        let session_id = thread.read(cx).session_id().clone();
 386        let parent_session_id = thread.read(cx).parent_session_id().cloned();
 387
 388        let has_commands = !session_capabilities.read().available_commands().is_empty();
 389        let placeholder = placeholder_text(agent_display_name.as_ref(), has_commands);
 390
 391        let history_subscription = history.as_ref().map(|h| {
 392            cx.observe(h, |this, history, cx| {
 393                this.update_recent_history_from_cache(&history, cx);
 394            })
 395        });
 396
 397        let mut should_auto_submit = false;
 398        let mut show_external_source_prompt_warning = false;
 399
 400        let message_editor = cx.new(|cx| {
 401            let mut editor = MessageEditor::new(
 402                workspace.clone(),
 403                project.clone(),
 404                thread_store,
 405                history.as_ref().map(|h| h.downgrade()),
 406                prompt_store,
 407                session_capabilities.clone(),
 408                agent_id.clone(),
 409                &placeholder,
 410                editor::EditorMode::AutoHeight {
 411                    min_lines: AgentSettings::get_global(cx).message_editor_min_lines,
 412                    max_lines: Some(AgentSettings::get_global(cx).set_message_editor_max_lines()),
 413                },
 414                window,
 415                cx,
 416            );
 417            if let Some(content) = initial_content {
 418                match content {
 419                    AgentInitialContent::ThreadSummary { session_id, title } => {
 420                        editor.insert_thread_summary(session_id, title, window, cx);
 421                    }
 422                    AgentInitialContent::ContentBlock {
 423                        blocks,
 424                        auto_submit,
 425                    } => {
 426                        should_auto_submit = auto_submit;
 427                        editor.set_message(blocks, window, cx);
 428                    }
 429                    AgentInitialContent::FromExternalSource(prompt) => {
 430                        show_external_source_prompt_warning = true;
 431                        // SECURITY: Be explicit about not auto submitting prompt from external source.
 432                        should_auto_submit = false;
 433                        editor.set_message(
 434                            vec![acp::ContentBlock::Text(acp::TextContent::new(
 435                                prompt.into_string(),
 436                            ))],
 437                            window,
 438                            cx,
 439                        );
 440                    }
 441                }
 442            } else if let Some(draft) = thread.read(cx).draft_prompt() {
 443                editor.set_message(draft.to_vec(), window, cx);
 444            }
 445            editor
 446        });
 447
 448        let show_codex_windows_warning = cfg!(windows)
 449            && project.upgrade().is_some_and(|p| p.read(cx).is_local())
 450            && agent_id.as_ref() == "Codex";
 451
 452        let title_editor = {
 453            let can_edit = thread.update(cx, |thread, cx| thread.can_set_title(cx));
 454            let editor = cx.new(|cx| {
 455                let mut editor = Editor::single_line(window, cx);
 456                if let Some(title) = thread.read(cx).title() {
 457                    editor.set_text(title, window, cx);
 458                } else {
 459                    editor.set_text(DEFAULT_THREAD_TITLE, window, cx);
 460                }
 461                editor.set_read_only(!can_edit);
 462                editor
 463            });
 464            subscriptions.push(cx.subscribe_in(&editor, window, Self::handle_title_editor_event));
 465            editor
 466        };
 467
 468        subscriptions.push(cx.subscribe_in(
 469            &entry_view_state,
 470            window,
 471            Self::handle_entry_view_event,
 472        ));
 473
 474        subscriptions.push(cx.subscribe_in(
 475            &message_editor,
 476            window,
 477            Self::handle_message_editor_event,
 478        ));
 479
 480        subscriptions.push(cx.observe(&message_editor, |this, editor, cx| {
 481            let is_empty = editor.read(cx).text(cx).is_empty();
 482            let draft_contents_task = if is_empty {
 483                None
 484            } else {
 485                Some(editor.update(cx, |editor, cx| editor.draft_contents(cx)))
 486            };
 487            this._draft_resolve_task = Some(cx.spawn(async move |this, cx| {
 488                let draft = if let Some(task) = draft_contents_task {
 489                    let blocks = task.await.ok().filter(|b| !b.is_empty());
 490                    blocks
 491                } else {
 492                    None
 493                };
 494                this.update(cx, |this, cx| {
 495                    this.thread.update(cx, |thread, cx| {
 496                        thread.set_draft_prompt(draft, cx);
 497                    });
 498                    this.schedule_save(cx);
 499                })
 500                .ok();
 501            }));
 502        }));
 503
 504        let recent_history_entries = history
 505            .as_ref()
 506            .map(|h| h.read(cx).get_recent_sessions(3))
 507            .unwrap_or_default();
 508
 509        let mut this = Self {
 510            session_id,
 511            parent_session_id,
 512            focus_handle: cx.focus_handle(),
 513            thread,
 514            conversation,
 515            server_view,
 516            agent_icon,
 517            agent_icon_from_external_svg,
 518            agent_id,
 519            workspace,
 520            entry_view_state,
 521            title_editor,
 522            config_options_view,
 523            mode_selector,
 524            model_selector,
 525            profile_selector,
 526            list_state,
 527            session_capabilities,
 528            resumed_without_history,
 529            _subscriptions: subscriptions,
 530            permission_dropdown_handle: PopoverMenuHandle::default(),
 531            thread_retry_status: None,
 532            thread_error: None,
 533            thread_error_markdown: None,
 534            token_limit_callout_dismissed: false,
 535            last_token_limit_telemetry: None,
 536            thread_feedback: Default::default(),
 537            expanded_tool_calls: HashSet::default(),
 538            expanded_tool_call_raw_inputs: HashSet::default(),
 539            expanded_thinking_blocks: HashSet::default(),
 540            auto_expanded_thinking_block: None,
 541            user_toggled_thinking_blocks: HashSet::default(),
 542            subagent_scroll_handles: RefCell::new(HashMap::default()),
 543            edits_expanded: false,
 544            plan_expanded: false,
 545            queue_expanded: true,
 546            editor_expanded: false,
 547            should_be_following: false,
 548            editing_message: None,
 549            local_queued_messages: Vec::new(),
 550            queued_message_editors: Vec::new(),
 551            queued_message_editor_subscriptions: Vec::new(),
 552            last_synced_queue_length: 0,
 553            turn_fields: TurnFields::default(),
 554            discarded_partial_edits: HashSet::default(),
 555            is_loading_contents: false,
 556            new_server_version_available: None,
 557            permission_selections: HashMap::default(),
 558            resume_thread_metadata: None,
 559            _cancel_task: None,
 560            _save_task: None,
 561            _draft_resolve_task: None,
 562            skip_queue_processing_count: 0,
 563            user_interrupted_generation: false,
 564            can_fast_track_queue: false,
 565            hovered_edited_file_buttons: None,
 566            in_flight_prompt: None,
 567            message_editor,
 568            add_context_menu_handle: PopoverMenuHandle::default(),
 569            thinking_effort_menu_handle: PopoverMenuHandle::default(),
 570            project,
 571            recent_history_entries,
 572            hovered_recent_history_item: None,
 573            show_external_source_prompt_warning,
 574            history,
 575            _history_subscription: history_subscription,
 576            show_codex_windows_warning,
 577            multi_root_callout_dismissed: false,
 578            generating_indicator_in_list: false,
 579        };
 580
 581        this.sync_generating_indicator(cx);
 582        this.sync_editor_mode_for_empty_state(cx);
 583        let list_state_for_scroll = this.list_state.clone();
 584        let thread_view = cx.entity().downgrade();
 585
 586        this.list_state
 587            .set_scroll_handler(move |_event, _window, cx| {
 588                let list_state = list_state_for_scroll.clone();
 589                let thread_view = thread_view.clone();
 590                // N.B. We must defer because the scroll handler is called while the
 591                // ListState's RefCell is mutably borrowed. Reading logical_scroll_top()
 592                // directly would panic from a double borrow.
 593                cx.defer(move |cx| {
 594                    let scroll_top = list_state.logical_scroll_top();
 595                    let _ = thread_view.update(cx, |this, cx| {
 596                        if let Some(thread) = this.as_native_thread(cx) {
 597                            thread.update(cx, |thread, _cx| {
 598                                thread.set_ui_scroll_position(Some(scroll_top));
 599                            });
 600                        }
 601                        this.schedule_save(cx);
 602                    });
 603                });
 604            });
 605
 606        if should_auto_submit {
 607            this.send(window, cx);
 608        }
 609        this
 610    }
 611
 612    /// Schedule a throttled save of the thread state (draft prompt, scroll position, etc.).
 613    /// Multiple calls within `SERIALIZATION_THROTTLE_TIME` are coalesced into a single save.
 614    fn schedule_save(&mut self, cx: &mut Context<Self>) {
 615        self._save_task = Some(cx.spawn(async move |this, cx| {
 616            cx.background_executor()
 617                .timer(SERIALIZATION_THROTTLE_TIME)
 618                .await;
 619            this.update(cx, |this, cx| {
 620                if let Some(thread) = this.as_native_thread(cx) {
 621                    thread.update(cx, |_thread, cx| cx.notify());
 622                }
 623            })
 624            .ok();
 625        }));
 626    }
 627
 628    pub fn handle_message_editor_event(
 629        &mut self,
 630        _editor: &Entity<MessageEditor>,
 631        event: &MessageEditorEvent,
 632        window: &mut Window,
 633        cx: &mut Context<Self>,
 634    ) {
 635        match event {
 636            MessageEditorEvent::Send => self.send(window, cx),
 637            MessageEditorEvent::SendImmediately => self.interrupt_and_send(window, cx),
 638            MessageEditorEvent::Cancel => self.cancel_generation(cx),
 639            MessageEditorEvent::Focus => {
 640                self.cancel_editing(&Default::default(), window, cx);
 641            }
 642            MessageEditorEvent::LostFocus => {}
 643            MessageEditorEvent::InputAttempted { .. } => {}
 644        }
 645    }
 646
 647    pub fn is_draft(&self, cx: &App) -> bool {
 648        self.thread.read(cx).entries().is_empty()
 649    }
 650
 651    pub(crate) fn as_native_connection(
 652        &self,
 653        cx: &App,
 654    ) -> Option<Rc<agent::NativeAgentConnection>> {
 655        let acp_thread = self.thread.read(cx);
 656        acp_thread.connection().clone().downcast()
 657    }
 658
 659    pub fn as_native_thread(&self, cx: &App) -> Option<Entity<agent::Thread>> {
 660        let acp_thread = self.thread.read(cx);
 661        self.as_native_connection(cx)?
 662            .thread(acp_thread.session_id(), cx)
 663    }
 664
 665    /// Resolves the message editor's contents into content blocks. For profiles
 666    /// that do not enable any tools, directory mentions are expanded to inline
 667    /// file contents since the agent can't read files on its own.
 668    fn resolve_message_contents(
 669        &self,
 670        message_editor: &Entity<MessageEditor>,
 671        cx: &mut App,
 672    ) -> Task<Result<(Vec<acp::ContentBlock>, Vec<Entity<Buffer>>)>> {
 673        let expand = self.as_native_thread(cx).is_some_and(|thread| {
 674            let thread = thread.read(cx);
 675            AgentSettings::get_global(cx)
 676                .profiles
 677                .get(thread.profile())
 678                .is_some_and(|profile| profile.tools.is_empty())
 679        });
 680        message_editor.update(cx, |message_editor, cx| message_editor.contents(expand, cx))
 681    }
 682
 683    pub fn current_model_id(&self, cx: &App) -> Option<String> {
 684        let selector = self.model_selector.as_ref()?;
 685        let model = selector.read(cx).active_model(cx)?;
 686        Some(model.id.to_string())
 687    }
 688
 689    pub fn current_mode_id(&self, cx: &App) -> Option<Arc<str>> {
 690        if let Some(thread) = self.as_native_thread(cx) {
 691            Some(thread.read(cx).profile().0.clone())
 692        } else {
 693            let mode_selector = self.mode_selector.as_ref()?;
 694            Some(mode_selector.read(cx).mode().0)
 695        }
 696    }
 697
 698    fn is_subagent(&self) -> bool {
 699        self.parent_session_id.is_some()
 700    }
 701
 702    /// Returns the currently active editor, either for a message that is being
 703    /// edited or the editor for a new message.
 704    pub(crate) fn active_editor(&self, cx: &App) -> Entity<MessageEditor> {
 705        if let Some(index) = self.editing_message
 706            && let Some(editor) = self
 707                .entry_view_state
 708                .read(cx)
 709                .entry(index)
 710                .and_then(|entry| entry.message_editor())
 711                .cloned()
 712        {
 713            editor
 714        } else {
 715            self.message_editor.clone()
 716        }
 717    }
 718
 719    pub fn has_queued_messages(&self) -> bool {
 720        !self.local_queued_messages.is_empty()
 721    }
 722
 723    pub fn is_imported_thread(&self, cx: &App) -> bool {
 724        let Some(thread) = self.as_native_thread(cx) else {
 725            return false;
 726        };
 727        thread.read(cx).is_imported()
 728    }
 729
 730    // events
 731
 732    pub fn handle_entry_view_event(
 733        &mut self,
 734        _: &Entity<EntryViewState>,
 735        event: &EntryViewEvent,
 736        window: &mut Window,
 737        cx: &mut Context<Self>,
 738    ) {
 739        match &event.view_event {
 740            ViewEvent::NewDiff(tool_call_id) => {
 741                if AgentSettings::get_global(cx).expand_edit_card {
 742                    self.expanded_tool_calls.insert(tool_call_id.clone());
 743                }
 744            }
 745            ViewEvent::NewTerminal(tool_call_id) => {
 746                if AgentSettings::get_global(cx).expand_terminal_card {
 747                    self.expanded_tool_calls.insert(tool_call_id.clone());
 748                }
 749            }
 750            ViewEvent::TerminalMovedToBackground(tool_call_id) => {
 751                self.expanded_tool_calls.remove(tool_call_id);
 752            }
 753            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::Focus) => {
 754                if let Some(AgentThreadEntry::UserMessage(user_message)) =
 755                    self.thread.read(cx).entries().get(event.entry_index)
 756                    && self.thread.read(cx).supports_truncate(cx)
 757                    && user_message.id.is_some()
 758                    && !self.is_subagent()
 759                {
 760                    self.editing_message = Some(event.entry_index);
 761                    cx.notify();
 762                }
 763            }
 764            ViewEvent::MessageEditorEvent(editor, MessageEditorEvent::LostFocus) => {
 765                if let Some(AgentThreadEntry::UserMessage(user_message)) =
 766                    self.thread.read(cx).entries().get(event.entry_index)
 767                    && self.thread.read(cx).supports_truncate(cx)
 768                    && user_message.id.is_some()
 769                    && !self.is_subagent()
 770                {
 771                    if editor.read(cx).text(cx).as_str() == user_message.content.to_markdown(cx) {
 772                        self.editing_message = None;
 773                        cx.notify();
 774                    }
 775                }
 776            }
 777            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::SendImmediately) => {}
 778            ViewEvent::MessageEditorEvent(editor, MessageEditorEvent::Send) => {
 779                if !self.is_subagent() {
 780                    self.regenerate(event.entry_index, editor.clone(), window, cx);
 781                }
 782            }
 783            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::Cancel) => {
 784                self.cancel_editing(&Default::default(), window, cx);
 785            }
 786            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::InputAttempted { .. }) => {}
 787            ViewEvent::OpenDiffLocation {
 788                path,
 789                position,
 790                split,
 791            } => {
 792                self.open_diff_location(path, *position, *split, window, cx);
 793            }
 794        }
 795    }
 796
 797    fn open_diff_location(
 798        &self,
 799        path: &str,
 800        position: Point,
 801        split: bool,
 802        window: &mut Window,
 803        cx: &mut Context<Self>,
 804    ) {
 805        let Some(project) = self.project.upgrade() else {
 806            return;
 807        };
 808        let Some(project_path) = project.read(cx).find_project_path(path, cx) else {
 809            return;
 810        };
 811
 812        let open_task = if split {
 813            self.workspace
 814                .update(cx, |workspace, cx| {
 815                    workspace.split_path(project_path, window, cx)
 816                })
 817                .log_err()
 818        } else {
 819            self.workspace
 820                .update(cx, |workspace, cx| {
 821                    workspace.open_path(project_path, None, true, window, cx)
 822                })
 823                .log_err()
 824        };
 825
 826        let Some(open_task) = open_task else {
 827            return;
 828        };
 829
 830        window
 831            .spawn(cx, async move |cx| {
 832                let item = open_task.await?;
 833                let Some(editor) = item.downcast::<Editor>() else {
 834                    return anyhow::Ok(());
 835                };
 836                editor.update_in(cx, |editor, window, cx| {
 837                    editor.change_selections(
 838                        SelectionEffects::scroll(Autoscroll::center()),
 839                        window,
 840                        cx,
 841                        |selections| {
 842                            selections.select_ranges([position..position]);
 843                        },
 844                    );
 845                })?;
 846                anyhow::Ok(())
 847            })
 848            .detach_and_log_err(cx);
 849    }
 850
 851    // turns
 852
 853    pub fn start_turn(&mut self, cx: &mut Context<Self>) -> usize {
 854        self.turn_fields.turn_generation += 1;
 855        let generation = self.turn_fields.turn_generation;
 856        self.turn_fields.turn_started_at = Some(Instant::now());
 857        self.turn_fields.last_turn_duration = None;
 858        self.turn_fields.last_turn_tokens = None;
 859        self.turn_fields.turn_tokens = Some(0);
 860        self.turn_fields._turn_timer_task = Some(cx.spawn(async move |this, cx| {
 861            loop {
 862                cx.background_executor().timer(Duration::from_secs(1)).await;
 863                if this.update(cx, |_, cx| cx.notify()).is_err() {
 864                    break;
 865                }
 866            }
 867        }));
 868        generation
 869    }
 870
 871    pub fn stop_turn(&mut self, generation: usize, _cx: &mut Context<Self>) {
 872        if self.turn_fields.turn_generation != generation {
 873            return;
 874        }
 875        self.turn_fields.last_turn_duration = self
 876            .turn_fields
 877            .turn_started_at
 878            .take()
 879            .map(|started| started.elapsed());
 880        self.turn_fields.last_turn_tokens = self.turn_fields.turn_tokens.take();
 881        self.turn_fields._turn_timer_task = None;
 882    }
 883
 884    pub fn update_turn_tokens(&mut self, cx: &App) {
 885        if let Some(usage) = self.thread.read(cx).token_usage() {
 886            if let Some(tokens) = &mut self.turn_fields.turn_tokens {
 887                *tokens += usage.output_tokens;
 888                self.emit_token_limit_telemetry_if_needed(cx);
 889            }
 890        }
 891    }
 892
 893    fn emit_token_limit_telemetry_if_needed(&mut self, cx: &App) {
 894        let (ratio, agent_telemetry_id, session_id) = {
 895            let thread_data = self.thread.read(cx);
 896            let Some(token_usage) = thread_data.token_usage() else {
 897                return;
 898            };
 899            (
 900                token_usage.ratio(),
 901                thread_data.connection().telemetry_id(),
 902                thread_data.session_id().clone(),
 903            )
 904        };
 905
 906        let kind = match ratio {
 907            acp_thread::TokenUsageRatio::Normal => {
 908                self.last_token_limit_telemetry = None;
 909                return;
 910            }
 911            acp_thread::TokenUsageRatio::Warning => "warning",
 912            acp_thread::TokenUsageRatio::Exceeded => "exceeded",
 913        };
 914
 915        let should_skip = self
 916            .last_token_limit_telemetry
 917            .as_ref()
 918            .is_some_and(|last| *last >= ratio);
 919        if should_skip {
 920            return;
 921        }
 922
 923        self.last_token_limit_telemetry = Some(ratio);
 924
 925        telemetry::event!(
 926            "Agent Token Limit Warning",
 927            agent = agent_telemetry_id,
 928            session_id = session_id,
 929            kind = kind,
 930        );
 931    }
 932
 933    // sending
 934
 935    fn clear_external_source_prompt_warning(&mut self, cx: &mut Context<Self>) {
 936        if self.show_external_source_prompt_warning {
 937            self.show_external_source_prompt_warning = false;
 938            cx.notify();
 939        }
 940    }
 941
 942    pub fn send(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 943        let thread = &self.thread;
 944
 945        if self.is_loading_contents {
 946            return;
 947        }
 948
 949        let message_editor = self.message_editor.clone();
 950
 951        let is_editor_empty = message_editor.read(cx).is_empty(cx);
 952        let is_generating = thread.read(cx).status() != ThreadStatus::Idle;
 953
 954        let has_queued = self.has_queued_messages();
 955        if is_editor_empty && self.can_fast_track_queue && has_queued {
 956            self.can_fast_track_queue = false;
 957            cx.emit(AcpThreadViewEvent::MessageSentOrQueued);
 958            self.send_queued_message_at_index(0, true, window, cx);
 959            return;
 960        }
 961
 962        if is_editor_empty {
 963            return;
 964        }
 965
 966        if is_generating {
 967            cx.emit(AcpThreadViewEvent::MessageSentOrQueued);
 968            self.queue_message(message_editor, window, cx);
 969            return;
 970        }
 971
 972        let text = message_editor.read(cx).text(cx);
 973        let text = text.trim();
 974        if text == "/login" || text == "/logout" {
 975            let connection = thread.read(cx).connection().clone();
 976            let can_login = !connection.auth_methods().is_empty();
 977            // Does the agent have a specific logout command? Prefer that in case they need to reset internal state.
 978            let logout_supported = text == "/logout"
 979                && self
 980                    .session_capabilities
 981                    .read()
 982                    .available_commands()
 983                    .iter()
 984                    .any(|command| command.name == "logout");
 985            if can_login && !logout_supported {
 986                message_editor.update(cx, |editor, cx| editor.clear(window, cx));
 987                self.clear_external_source_prompt_warning(cx);
 988
 989                let connection = self.thread.read(cx).connection().clone();
 990                window.defer(cx, {
 991                    let agent_id = self.agent_id.clone();
 992                    let server_view = self.server_view.clone();
 993                    move |window, cx| {
 994                        ConversationView::handle_auth_required(
 995                            server_view.clone(),
 996                            AuthRequired::new(),
 997                            agent_id,
 998                            connection,
 999                            window,
1000                            cx,
1001                        );
1002                    }
1003                });
1004                cx.notify();
1005                return;
1006            }
1007        }
1008
1009        cx.emit(AcpThreadViewEvent::MessageSentOrQueued);
1010        self.send_impl(message_editor, window, cx)
1011    }
1012
1013    pub fn send_impl(
1014        &mut self,
1015        message_editor: Entity<MessageEditor>,
1016        window: &mut Window,
1017        cx: &mut Context<Self>,
1018    ) {
1019        let contents = self.resolve_message_contents(&message_editor, cx);
1020
1021        self.thread_error.take();
1022        self.thread_feedback.clear();
1023        self.editing_message.take();
1024
1025        if self.should_be_following {
1026            self.workspace
1027                .update(cx, |workspace, cx| {
1028                    workspace.follow(CollaboratorId::Agent, window, cx);
1029                })
1030                .ok();
1031        }
1032
1033        let contents_task = cx.spawn_in(window, async move |_this, cx| {
1034            let (contents, tracked_buffers) = contents.await?;
1035
1036            if contents.is_empty() {
1037                return Ok(None);
1038            }
1039
1040            let _ = cx.update(|window, cx| {
1041                message_editor.update(cx, |message_editor, cx| {
1042                    message_editor.clear(window, cx);
1043                });
1044            });
1045
1046            Ok(Some((contents, tracked_buffers)))
1047        });
1048
1049        self.send_content(contents_task, window, cx);
1050    }
1051
1052    pub fn send_content(
1053        &mut self,
1054        contents_task: Task<anyhow::Result<Option<(Vec<acp::ContentBlock>, Vec<Entity<Buffer>>)>>>,
1055        window: &mut Window,
1056        cx: &mut Context<Self>,
1057    ) {
1058        let session_id = self.thread.read(cx).session_id().clone();
1059        let parent_session_id = self.thread.read(cx).parent_session_id().cloned();
1060        let agent_telemetry_id = self.thread.read(cx).connection().telemetry_id();
1061        let is_first_message = self.thread.read(cx).entries().is_empty();
1062        let thread = self.thread.downgrade();
1063
1064        self.is_loading_contents = true;
1065
1066        let model_id = self.current_model_id(cx);
1067        let mode_id = self.current_mode_id(cx);
1068        let guard = cx.new(|_| ());
1069        cx.observe_release(&guard, |this, _guard, cx| {
1070            this.is_loading_contents = false;
1071            cx.notify();
1072        })
1073        .detach();
1074
1075        let side = match AgentSettings::get_global(cx).sidebar_side() {
1076            SidebarSide::Left => "left",
1077            SidebarSide::Right => "right",
1078        };
1079
1080        let task = cx.spawn_in(window, async move |this, cx| {
1081            let Some((contents, tracked_buffers)) = contents_task.await? else {
1082                return Ok(());
1083            };
1084
1085            let generation = this.update(cx, |this, cx| {
1086                this.clear_external_source_prompt_warning(cx);
1087                let generation = this.start_turn(cx);
1088                this.in_flight_prompt = Some(contents.clone());
1089                generation
1090            })?;
1091
1092            this.update_in(cx, |this, _window, cx| {
1093                this.set_editor_is_expanded(false, cx);
1094            })?;
1095
1096            let _ = this.update(cx, |this, cx| {
1097                this.list_state.scroll_to_end();
1098                cx.notify();
1099            });
1100
1101            let _stop_turn = defer({
1102                let this = this.clone();
1103                let mut cx = cx.clone();
1104                move || {
1105                    this.update(&mut cx, |this, cx| {
1106                        this.stop_turn(generation, cx);
1107                        cx.notify();
1108                    })
1109                    .ok();
1110                }
1111            });
1112            if is_first_message && thread.read_with(cx, |thread, _cx| thread.title().is_none())? {
1113                let text: String = contents
1114                    .iter()
1115                    .filter_map(|block| match block {
1116                        acp::ContentBlock::Text(text_content) => Some(text_content.text.clone()),
1117                        acp::ContentBlock::ResourceLink(resource_link) => {
1118                            Some(format!("@{}", resource_link.name))
1119                        }
1120                        _ => None,
1121                    })
1122                    .collect::<Vec<_>>()
1123                    .join(" ");
1124                let text = text.lines().next().unwrap_or("").trim();
1125                if !text.is_empty() {
1126                    let title: SharedString = util::truncate_and_trailoff(text, 200).into();
1127                    thread.update(cx, |thread, cx| {
1128                        thread.set_provisional_title(title, cx);
1129                    })?;
1130                }
1131            }
1132
1133            let turn_start_time = Instant::now();
1134            let send = thread.update(cx, |thread, cx| {
1135                thread.action_log().update(cx, |action_log, cx| {
1136                    for buffer in tracked_buffers {
1137                        action_log.buffer_read(buffer, cx)
1138                    }
1139                });
1140                drop(guard);
1141
1142                telemetry::event!(
1143                    "Agent Message Sent",
1144                    agent = agent_telemetry_id,
1145                    session = session_id,
1146                    parent_session_id = parent_session_id.as_ref().map(|id| id.to_string()),
1147                    model = model_id,
1148                    mode = mode_id,
1149                    side = side
1150                );
1151
1152                thread.send(contents, cx)
1153            })?;
1154
1155            let _ = this.update(cx, |this, cx| {
1156                this.sync_generating_indicator(cx);
1157                cx.notify();
1158            });
1159
1160            let res = send.await;
1161            let turn_time_ms = turn_start_time.elapsed().as_millis();
1162            drop(_stop_turn);
1163            let status = if res.is_ok() {
1164                let _ = this.update(cx, |this, _| this.in_flight_prompt.take());
1165                "success"
1166            } else {
1167                "failure"
1168            };
1169            telemetry::event!(
1170                "Agent Turn Completed",
1171                agent = agent_telemetry_id,
1172                session = session_id,
1173                parent_session_id = parent_session_id.as_ref().map(|id| id.to_string()),
1174                model = model_id,
1175                mode = mode_id,
1176                status,
1177                turn_time_ms,
1178                side = side
1179            );
1180            res.map(|_| ())
1181        });
1182
1183        cx.spawn(async move |this, cx| {
1184            if let Err(err) = task.await {
1185                this.update(cx, |this, cx| {
1186                    this.handle_thread_error(err, cx);
1187                })
1188                .ok();
1189            } else {
1190                this.update(cx, |this, cx| {
1191                    let should_be_following = this
1192                        .workspace
1193                        .update(cx, |workspace, _| {
1194                            workspace.is_being_followed(CollaboratorId::Agent)
1195                        })
1196                        .unwrap_or_default();
1197                    this.should_be_following = should_be_following;
1198                })
1199                .ok();
1200            }
1201        })
1202        .detach();
1203    }
1204
1205    pub fn interrupt_and_send(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1206        let thread = &self.thread;
1207
1208        if self.is_loading_contents {
1209            return;
1210        }
1211
1212        let message_editor = self.message_editor.clone();
1213        if thread.read(cx).status() == ThreadStatus::Idle {
1214            self.send_impl(message_editor, window, cx);
1215            return;
1216        }
1217
1218        self.stop_current_and_send_new_message(message_editor, window, cx);
1219    }
1220
1221    fn stop_current_and_send_new_message(
1222        &mut self,
1223        message_editor: Entity<MessageEditor>,
1224        window: &mut Window,
1225        cx: &mut Context<Self>,
1226    ) {
1227        let thread = self.thread.clone();
1228        self.skip_queue_processing_count = 0;
1229        self.user_interrupted_generation = true;
1230
1231        let cancelled = thread.update(cx, |thread, cx| thread.cancel(cx));
1232
1233        cx.spawn_in(window, async move |this, cx| {
1234            cancelled.await;
1235
1236            this.update_in(cx, |this, window, cx| {
1237                this.send_impl(message_editor, window, cx);
1238            })
1239            .ok();
1240        })
1241        .detach();
1242    }
1243
1244    pub(crate) fn handle_thread_error(
1245        &mut self,
1246        error: impl Into<ThreadError>,
1247        cx: &mut Context<Self>,
1248    ) {
1249        let error = error.into();
1250        self.emit_thread_error_telemetry(&error, cx);
1251        self.thread_error = Some(error);
1252        cx.notify();
1253    }
1254
1255    fn emit_thread_error_telemetry(&self, error: &ThreadError, cx: &mut Context<Self>) {
1256        let (error_kind, acp_error_code, message): (&str, Option<SharedString>, SharedString) =
1257            match error {
1258                ThreadError::PaymentRequired => (
1259                    "payment_required",
1260                    None,
1261                    "You reached your free usage limit. Upgrade to Zed Pro for more prompts."
1262                        .into(),
1263                ),
1264                ThreadError::Refusal => {
1265                    let model_or_agent_name = self.current_model_name(cx);
1266                    let message = format!(
1267                        "{} 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.",
1268                        model_or_agent_name
1269                    );
1270                    ("refusal", None, message.into())
1271                }
1272                ThreadError::AuthenticationRequired(message) => {
1273                    ("authentication_required", None, message.clone())
1274                }
1275                ThreadError::RateLimitExceeded { provider } => (
1276                    "rate_limit_exceeded",
1277                    None,
1278                    format!("{provider}'s rate limit was reached.").into(),
1279                ),
1280                ThreadError::ServerOverloaded { provider } => (
1281                    "server_overloaded",
1282                    None,
1283                    format!("{provider}'s servers are temporarily unavailable.").into(),
1284                ),
1285                ThreadError::PromptTooLarge => (
1286                    "prompt_too_large",
1287                    None,
1288                    "Context too large for the model's context window.".into(),
1289                ),
1290                ThreadError::NoApiKey { provider } => (
1291                    "no_api_key",
1292                    None,
1293                    format!("No API key configured for {provider}.").into(),
1294                ),
1295                ThreadError::StreamError { provider } => (
1296                    "stream_error",
1297                    None,
1298                    format!("Connection to {provider}'s API was interrupted.").into(),
1299                ),
1300                ThreadError::InvalidApiKey { provider } => (
1301                    "invalid_api_key",
1302                    None,
1303                    format!("Invalid or expired API key for {provider}.").into(),
1304                ),
1305                ThreadError::PermissionDenied { provider } => (
1306                    "permission_denied",
1307                    None,
1308                    format!(
1309                        "{provider}'s API rejected the request due to insufficient permissions."
1310                    )
1311                    .into(),
1312                ),
1313                ThreadError::RequestFailed => (
1314                    "request_failed",
1315                    None,
1316                    "Request could not be completed after multiple attempts.".into(),
1317                ),
1318                ThreadError::MaxOutputTokens => (
1319                    "max_output_tokens",
1320                    None,
1321                    "Model reached its maximum output length.".into(),
1322                ),
1323                ThreadError::NoModelSelected => {
1324                    ("no_model_selected", None, "No model selected.".into())
1325                }
1326                ThreadError::ApiError { provider } => (
1327                    "api_error",
1328                    None,
1329                    format!("{provider}'s API returned an unexpected error.").into(),
1330                ),
1331                ThreadError::Other {
1332                    acp_error_code,
1333                    message,
1334                } => ("other", acp_error_code.clone(), message.clone()),
1335            };
1336
1337        let agent_telemetry_id = self.thread.read(cx).connection().telemetry_id();
1338        let session_id = self.thread.read(cx).session_id().clone();
1339        let parent_session_id = self
1340            .thread
1341            .read(cx)
1342            .parent_session_id()
1343            .map(|id| id.to_string());
1344
1345        telemetry::event!(
1346            "Agent Panel Error Shown",
1347            agent = agent_telemetry_id,
1348            session_id = session_id,
1349            parent_session_id = parent_session_id,
1350            kind = error_kind,
1351            acp_error_code = acp_error_code,
1352            message = message,
1353        );
1354    }
1355
1356    pub fn cancel_generation(&mut self, cx: &mut Context<Self>) {
1357        self.thread_retry_status.take();
1358        self.thread_error.take();
1359        self.user_interrupted_generation = true;
1360        self._cancel_task = Some(self.thread.update(cx, |thread, cx| thread.cancel(cx)));
1361        self.sync_generating_indicator(cx);
1362        cx.notify();
1363    }
1364
1365    pub fn retry_generation(&mut self, cx: &mut Context<Self>) {
1366        self.thread_error.take();
1367
1368        let thread = &self.thread;
1369        if !thread.read(cx).can_retry(cx) {
1370            return;
1371        }
1372
1373        let task = thread.update(cx, |thread, cx| thread.retry(cx));
1374        self.sync_generating_indicator(cx);
1375        cx.notify();
1376        cx.spawn(async move |this, cx| {
1377            let result = task.await;
1378
1379            this.update(cx, |this, cx| {
1380                if let Err(err) = result {
1381                    this.handle_thread_error(err, cx);
1382                }
1383            })
1384        })
1385        .detach();
1386    }
1387
1388    pub fn regenerate(
1389        &mut self,
1390        entry_ix: usize,
1391        message_editor: Entity<MessageEditor>,
1392        window: &mut Window,
1393        cx: &mut Context<Self>,
1394    ) {
1395        if self.is_loading_contents {
1396            return;
1397        }
1398        let thread = self.thread.clone();
1399
1400        let Some(user_message_id) = thread.update(cx, |thread, _| {
1401            thread.entries().get(entry_ix)?.user_message()?.id.clone()
1402        }) else {
1403            return;
1404        };
1405
1406        cx.spawn_in(window, async move |this, cx| {
1407            // Check if there are any edits from prompts before the one being regenerated.
1408            //
1409            // If there are, we keep/accept them since we're not regenerating the prompt that created them.
1410            //
1411            // If editing the prompt that generated the edits, they are auto-rejected
1412            // through the `rewind` function in the `acp_thread`.
1413            let has_earlier_edits = thread.read_with(cx, |thread, _| {
1414                thread
1415                    .entries()
1416                    .iter()
1417                    .take(entry_ix)
1418                    .any(|entry| entry.diffs().next().is_some())
1419            });
1420
1421            if has_earlier_edits {
1422                thread.update(cx, |thread, cx| {
1423                    thread.action_log().update(cx, |action_log, cx| {
1424                        action_log.keep_all_edits(None, cx);
1425                    });
1426                });
1427            }
1428
1429            thread
1430                .update(cx, |thread, cx| thread.rewind(user_message_id, cx))
1431                .await?;
1432            this.update_in(cx, |thread, window, cx| {
1433                thread.send_impl(message_editor, window, cx);
1434                thread.focus_handle(cx).focus(window, cx);
1435            })?;
1436            anyhow::Ok(())
1437        })
1438        .detach_and_log_err(cx);
1439    }
1440
1441    // message queueing
1442
1443    fn queue_message(
1444        &mut self,
1445        message_editor: Entity<MessageEditor>,
1446        window: &mut Window,
1447        cx: &mut Context<Self>,
1448    ) {
1449        let is_idle = self.thread.read(cx).status() == acp_thread::ThreadStatus::Idle;
1450
1451        if is_idle {
1452            self.send_impl(message_editor, window, cx);
1453            return;
1454        }
1455
1456        let contents = self.resolve_message_contents(&message_editor, cx);
1457
1458        cx.spawn_in(window, async move |this, cx| {
1459            let (content, tracked_buffers) = contents.await?;
1460
1461            if content.is_empty() {
1462                return Ok::<(), anyhow::Error>(());
1463            }
1464
1465            this.update_in(cx, |this, window, cx| {
1466                this.add_to_queue(content, tracked_buffers, cx);
1467                this.can_fast_track_queue = true;
1468                message_editor.update(cx, |message_editor, cx| {
1469                    message_editor.clear(window, cx);
1470                });
1471                cx.notify();
1472            })?;
1473            Ok(())
1474        })
1475        .detach_and_log_err(cx);
1476    }
1477
1478    pub fn add_to_queue(
1479        &mut self,
1480        content: Vec<acp::ContentBlock>,
1481        tracked_buffers: Vec<Entity<Buffer>>,
1482        cx: &mut Context<Self>,
1483    ) {
1484        self.local_queued_messages.push(QueuedMessage {
1485            content,
1486            tracked_buffers,
1487        });
1488        self.sync_queue_flag_to_native_thread(cx);
1489    }
1490
1491    pub fn remove_from_queue(
1492        &mut self,
1493        index: usize,
1494        cx: &mut Context<Self>,
1495    ) -> Option<QueuedMessage> {
1496        if index < self.local_queued_messages.len() {
1497            let removed = self.local_queued_messages.remove(index);
1498            self.sync_queue_flag_to_native_thread(cx);
1499            Some(removed)
1500        } else {
1501            None
1502        }
1503    }
1504
1505    pub fn sync_queue_flag_to_native_thread(&self, cx: &mut Context<Self>) {
1506        if let Some(native_thread) = self.as_native_thread(cx) {
1507            let has_queued = self.has_queued_messages();
1508            native_thread.update(cx, |thread, _| {
1509                thread.set_has_queued_message(has_queued);
1510            });
1511        }
1512    }
1513
1514    pub fn send_queued_message_at_index(
1515        &mut self,
1516        index: usize,
1517        is_send_now: bool,
1518        window: &mut Window,
1519        cx: &mut Context<Self>,
1520    ) {
1521        let Some(queued) = self.remove_from_queue(index, cx) else {
1522            return;
1523        };
1524
1525        self.message_editor.focus_handle(cx).focus(window, cx);
1526
1527        let content = queued.content;
1528        let tracked_buffers = queued.tracked_buffers;
1529
1530        // Only increment skip count for "Send Now" operations (out-of-order sends)
1531        // Normal auto-processing from the Stopped handler doesn't need to skip.
1532        // We only skip the Stopped event from the cancelled generation, NOT the
1533        // Stopped event from the newly sent message (which should trigger queue processing).
1534        if is_send_now {
1535            let is_generating =
1536                self.thread.read(cx).status() == acp_thread::ThreadStatus::Generating;
1537            self.skip_queue_processing_count += if is_generating { 1 } else { 0 };
1538        }
1539
1540        let cancelled = self.thread.update(cx, |thread, cx| thread.cancel(cx));
1541
1542        let workspace = self.workspace.clone();
1543
1544        let should_be_following = self.should_be_following;
1545        let contents_task = cx.spawn_in(window, async move |_this, cx| {
1546            cancelled.await;
1547            if should_be_following {
1548                workspace
1549                    .update_in(cx, |workspace, window, cx| {
1550                        workspace.follow(CollaboratorId::Agent, window, cx);
1551                    })
1552                    .ok();
1553            }
1554
1555            Ok(Some((content, tracked_buffers)))
1556        });
1557
1558        self.send_content(contents_task, window, cx);
1559    }
1560
1561    pub fn move_queued_message_to_main_editor(
1562        &mut self,
1563        index: usize,
1564        inserted_text: Option<&str>,
1565        cursor_offset: Option<usize>,
1566        window: &mut Window,
1567        cx: &mut Context<Self>,
1568    ) -> bool {
1569        let Some(queued_message) = self.remove_from_queue(index, cx) else {
1570            return false;
1571        };
1572        let queued_content = queued_message.content;
1573        let message_editor = self.message_editor.clone();
1574        let inserted_text = inserted_text.map(ToOwned::to_owned);
1575
1576        window.focus(&message_editor.focus_handle(cx), cx);
1577
1578        if message_editor.read(cx).is_empty(cx) {
1579            message_editor.update(cx, |editor, cx| {
1580                editor.set_message(queued_content, window, cx);
1581                if let Some(offset) = cursor_offset {
1582                    editor.set_cursor_offset(offset, window, cx);
1583                }
1584                if let Some(inserted_text) = inserted_text.as_deref() {
1585                    editor.insert_text(inserted_text, window, cx);
1586                }
1587            });
1588            cx.notify();
1589            return true;
1590        }
1591
1592        // Adjust cursor offset accounting for existing content
1593        let existing_len = message_editor.read(cx).text(cx).len();
1594        let separator = "\n\n";
1595
1596        message_editor.update(cx, |editor, cx| {
1597            editor.append_message(queued_content, Some(separator), window, cx);
1598            if let Some(offset) = cursor_offset {
1599                let adjusted_offset = existing_len + separator.len() + offset;
1600                editor.set_cursor_offset(adjusted_offset, window, cx);
1601            }
1602            if let Some(inserted_text) = inserted_text.as_deref() {
1603                editor.insert_text(inserted_text, window, cx);
1604            }
1605        });
1606
1607        cx.notify();
1608        true
1609    }
1610
1611    // editor methods
1612
1613    pub fn expand_message_editor(
1614        &mut self,
1615        _: &ExpandMessageEditor,
1616        _window: &mut Window,
1617        cx: &mut Context<Self>,
1618    ) {
1619        if self.list_state.item_count() == 0 {
1620            return;
1621        }
1622        self.set_editor_is_expanded(!self.editor_expanded, cx);
1623        cx.stop_propagation();
1624        cx.notify();
1625    }
1626
1627    pub fn set_editor_is_expanded(&mut self, is_expanded: bool, cx: &mut Context<Self>) {
1628        self.editor_expanded = is_expanded;
1629        self.message_editor.update(cx, |editor, cx| {
1630            if is_expanded {
1631                editor.set_mode(
1632                    EditorMode::Full {
1633                        scale_ui_elements_with_buffer_font_size: false,
1634                        show_active_line_background: false,
1635                        sizing_behavior: SizingBehavior::ExcludeOverscrollMargin,
1636                    },
1637                    cx,
1638                )
1639            } else {
1640                let agent_settings = AgentSettings::get_global(cx);
1641                editor.set_mode(
1642                    EditorMode::AutoHeight {
1643                        min_lines: agent_settings.message_editor_min_lines,
1644                        max_lines: Some(agent_settings.set_message_editor_max_lines()),
1645                    },
1646                    cx,
1647                )
1648            }
1649        });
1650        cx.notify();
1651    }
1652
1653    pub fn handle_title_editor_event(
1654        &mut self,
1655        title_editor: &Entity<Editor>,
1656        event: &EditorEvent,
1657        window: &mut Window,
1658        cx: &mut Context<Self>,
1659    ) {
1660        let thread = &self.thread;
1661
1662        match event {
1663            EditorEvent::BufferEdited => {
1664                // We only want to set the title if the user has actively edited
1665                // it. If the title editor is not focused, we programmatically
1666                // changed the text, so we don't want to set the title again.
1667                if !title_editor.read(cx).is_focused(window) {
1668                    return;
1669                }
1670
1671                let new_title = title_editor.read(cx).text(cx);
1672                thread.update(cx, |thread, cx| {
1673                    thread
1674                        .set_title(new_title.into(), cx)
1675                        .detach_and_log_err(cx);
1676                })
1677            }
1678            EditorEvent::Blurred => {
1679                if title_editor.read(cx).text(cx).is_empty() {
1680                    title_editor.update(cx, |editor, cx| {
1681                        editor.set_text(DEFAULT_THREAD_TITLE, window, cx);
1682                    });
1683                }
1684            }
1685            _ => {}
1686        }
1687    }
1688
1689    pub fn cancel_editing(&mut self, _: &ClickEvent, window: &mut Window, cx: &mut Context<Self>) {
1690        if let Some(index) = self.editing_message.take()
1691            && let Some(editor) = &self
1692                .entry_view_state
1693                .read(cx)
1694                .entry(index)
1695                .and_then(|e| e.message_editor())
1696                .cloned()
1697        {
1698            editor.update(cx, |editor, cx| {
1699                if let Some(user_message) = self
1700                    .thread
1701                    .read(cx)
1702                    .entries()
1703                    .get(index)
1704                    .and_then(|e| e.user_message())
1705                {
1706                    editor.set_message(user_message.chunks.clone(), window, cx);
1707                }
1708            })
1709        };
1710        self.message_editor.focus_handle(cx).focus(window, cx);
1711        cx.notify();
1712    }
1713
1714    pub fn authorize_tool_call(
1715        &mut self,
1716        session_id: acp::SessionId,
1717        tool_call_id: acp::ToolCallId,
1718        outcome: SelectedPermissionOutcome,
1719        window: &mut Window,
1720        cx: &mut Context<Self>,
1721    ) {
1722        self.conversation.update(cx, |conversation, cx| {
1723            conversation.authorize_tool_call(session_id, tool_call_id, outcome, cx);
1724        });
1725        if self.should_be_following {
1726            self.workspace
1727                .update(cx, |workspace, cx| {
1728                    workspace.follow(CollaboratorId::Agent, window, cx);
1729                })
1730                .ok();
1731        }
1732        cx.notify();
1733    }
1734
1735    pub fn allow_always(&mut self, _: &AllowAlways, window: &mut Window, cx: &mut Context<Self>) {
1736        self.authorize_pending_tool_call(acp::PermissionOptionKind::AllowAlways, window, cx);
1737    }
1738
1739    pub fn allow_once(&mut self, _: &AllowOnce, window: &mut Window, cx: &mut Context<Self>) {
1740        self.authorize_pending_with_granularity(true, window, cx);
1741    }
1742
1743    pub fn reject_once(&mut self, _: &RejectOnce, window: &mut Window, cx: &mut Context<Self>) {
1744        self.authorize_pending_with_granularity(false, window, cx);
1745    }
1746
1747    pub fn authorize_pending_tool_call(
1748        &mut self,
1749        kind: acp::PermissionOptionKind,
1750        window: &mut Window,
1751        cx: &mut Context<Self>,
1752    ) -> Option<()> {
1753        let session_id = self.thread.read(cx).session_id().clone();
1754        self.conversation.update(cx, |conversation, cx| {
1755            conversation.authorize_pending_tool_call(&session_id, kind, cx)
1756        })?;
1757        if self.should_be_following {
1758            self.workspace
1759                .update(cx, |workspace, cx| {
1760                    workspace.follow(CollaboratorId::Agent, window, cx);
1761                })
1762                .ok();
1763        }
1764        cx.notify();
1765        Some(())
1766    }
1767
1768    fn is_waiting_for_confirmation(entry: &AgentThreadEntry) -> bool {
1769        if let AgentThreadEntry::ToolCall(tool_call) = entry {
1770            matches!(
1771                tool_call.status,
1772                ToolCallStatus::WaitingForConfirmation { .. }
1773            )
1774        } else {
1775            false
1776        }
1777    }
1778
1779    fn handle_authorize_tool_call(
1780        &mut self,
1781        action: &AuthorizeToolCall,
1782        window: &mut Window,
1783        cx: &mut Context<Self>,
1784    ) {
1785        let tool_call_id = acp::ToolCallId::new(action.tool_call_id.clone());
1786        let option_id = acp::PermissionOptionId::new(action.option_id.clone());
1787        let option_kind = match action.option_kind.as_str() {
1788            "AllowOnce" => acp::PermissionOptionKind::AllowOnce,
1789            "AllowAlways" => acp::PermissionOptionKind::AllowAlways,
1790            "RejectOnce" => acp::PermissionOptionKind::RejectOnce,
1791            "RejectAlways" => acp::PermissionOptionKind::RejectAlways,
1792            _ => acp::PermissionOptionKind::AllowOnce,
1793        };
1794
1795        let session_id = self.thread.read(cx).session_id().clone();
1796        self.authorize_tool_call(
1797            session_id,
1798            tool_call_id,
1799            SelectedPermissionOutcome::new(option_id, option_kind),
1800            window,
1801            cx,
1802        );
1803    }
1804
1805    pub fn handle_select_permission_granularity(
1806        &mut self,
1807        action: &SelectPermissionGranularity,
1808        _window: &mut Window,
1809        cx: &mut Context<Self>,
1810    ) {
1811        let tool_call_id = acp::ToolCallId::new(action.tool_call_id.clone());
1812        self.permission_selections
1813            .insert(tool_call_id, PermissionSelection::Choice(action.index));
1814
1815        cx.notify();
1816    }
1817
1818    pub fn handle_toggle_command_pattern(
1819        &mut self,
1820        action: &crate::ToggleCommandPattern,
1821        _window: &mut Window,
1822        cx: &mut Context<Self>,
1823    ) {
1824        let tool_call_id = acp::ToolCallId::new(action.tool_call_id.clone());
1825
1826        match self.permission_selections.get_mut(&tool_call_id) {
1827            Some(PermissionSelection::SelectedPatterns(checked)) => {
1828                // Already in pattern mode — toggle the individual pattern.
1829                if let Some(pos) = checked.iter().position(|&i| i == action.pattern_index) {
1830                    checked.swap_remove(pos);
1831                } else {
1832                    checked.push(action.pattern_index);
1833                }
1834            }
1835            _ => {
1836                // First click: activate "Select options" with all patterns checked.
1837                let thread = self.thread.read(cx);
1838                let pattern_count = thread
1839                    .entries()
1840                    .iter()
1841                    .find_map(|entry| {
1842                        if let AgentThreadEntry::ToolCall(call) = entry {
1843                            if call.id == tool_call_id {
1844                                if let ToolCallStatus::WaitingForConfirmation { options, .. } =
1845                                    &call.status
1846                                {
1847                                    if let PermissionOptions::DropdownWithPatterns {
1848                                        patterns,
1849                                        ..
1850                                    } = options
1851                                    {
1852                                        return Some(patterns.len());
1853                                    }
1854                                }
1855                            }
1856                        }
1857                        None
1858                    })
1859                    .unwrap_or(0);
1860                self.permission_selections.insert(
1861                    tool_call_id,
1862                    PermissionSelection::SelectedPatterns((0..pattern_count).collect()),
1863                );
1864            }
1865        }
1866        cx.notify();
1867    }
1868
1869    fn authorize_pending_with_granularity(
1870        &mut self,
1871        is_allow: bool,
1872        window: &mut Window,
1873        cx: &mut Context<Self>,
1874    ) -> Option<()> {
1875        let session_id = self.thread.read(cx).session_id().clone();
1876        let (returned_session_id, tool_call_id, options) = self
1877            .conversation
1878            .read(cx)
1879            .pending_tool_call(&session_id, cx)?;
1880        let options = options.clone();
1881        self.authorize_with_granularity(
1882            returned_session_id,
1883            tool_call_id,
1884            &options,
1885            is_allow,
1886            window,
1887            cx,
1888        )
1889    }
1890
1891    fn authorize_with_granularity(
1892        &mut self,
1893        session_id: acp::SessionId,
1894        tool_call_id: acp::ToolCallId,
1895        options: &PermissionOptions,
1896        is_allow: bool,
1897        window: &mut Window,
1898        cx: &mut Context<Self>,
1899    ) -> Option<()> {
1900        let choices = match options {
1901            PermissionOptions::Dropdown(choices) => choices.as_slice(),
1902            PermissionOptions::DropdownWithPatterns { choices, .. } => choices.as_slice(),
1903            _ => {
1904                let kind = if is_allow {
1905                    acp::PermissionOptionKind::AllowOnce
1906                } else {
1907                    acp::PermissionOptionKind::RejectOnce
1908                };
1909                return self.authorize_pending_tool_call(kind, window, cx);
1910            }
1911        };
1912
1913        let selection = self.permission_selections.get(&tool_call_id);
1914
1915        // When in per-command pattern mode, use the checked patterns.
1916        if let Some(PermissionSelection::SelectedPatterns(checked)) = selection {
1917            if let Some(outcome) = options.build_outcome_for_checked_patterns(checked, is_allow) {
1918                self.authorize_tool_call(session_id, tool_call_id, outcome, window, cx);
1919                return Some(());
1920            }
1921        }
1922
1923        // Use the selected granularity choice ("Always for terminal" or "Only this time")
1924        let selected_index = selection
1925            .and_then(|s| s.choice_index())
1926            .unwrap_or_else(|| choices.len().saturating_sub(1));
1927
1928        let selected_choice = choices.get(selected_index).or(choices.last())?;
1929        let outcome = selected_choice.build_outcome(is_allow);
1930
1931        self.authorize_tool_call(session_id, tool_call_id, outcome, window, cx);
1932
1933        Some(())
1934    }
1935
1936    // edits
1937
1938    pub fn keep_all(&mut self, _: &KeepAll, _window: &mut Window, cx: &mut Context<Self>) {
1939        let thread = &self.thread;
1940        let telemetry = ActionLogTelemetry::from(thread.read(cx));
1941        let action_log = thread.read(cx).action_log().clone();
1942        action_log.update(cx, |action_log, cx| {
1943            action_log.keep_all_edits(Some(telemetry), cx)
1944        });
1945    }
1946
1947    pub fn reject_all(&mut self, _: &RejectAll, _window: &mut Window, cx: &mut Context<Self>) {
1948        let thread = &self.thread;
1949        let telemetry = ActionLogTelemetry::from(thread.read(cx));
1950        let action_log = thread.read(cx).action_log().clone();
1951        let has_changes = action_log.read(cx).changed_buffers(cx).len() > 0;
1952
1953        action_log
1954            .update(cx, |action_log, cx| {
1955                action_log.reject_all_edits(Some(telemetry), cx)
1956            })
1957            .detach();
1958
1959        if has_changes {
1960            if let Some(workspace) = self.workspace.upgrade() {
1961                workspace.update(cx, |workspace, cx| {
1962                    crate::ui::show_undo_reject_toast(workspace, action_log, cx);
1963                });
1964            }
1965        }
1966    }
1967
1968    pub fn undo_last_reject(
1969        &mut self,
1970        _: &UndoLastReject,
1971        _window: &mut Window,
1972        cx: &mut Context<Self>,
1973    ) {
1974        let thread = &self.thread;
1975        let action_log = thread.read(cx).action_log().clone();
1976        action_log
1977            .update(cx, |action_log, cx| action_log.undo_last_reject(cx))
1978            .detach()
1979    }
1980
1981    pub fn open_edited_buffer(
1982        &mut self,
1983        buffer: &Entity<Buffer>,
1984        window: &mut Window,
1985        cx: &mut Context<Self>,
1986    ) {
1987        let thread = &self.thread;
1988
1989        let Some(diff) =
1990            AgentDiffPane::deploy(thread.clone(), self.workspace.clone(), window, cx).log_err()
1991        else {
1992            return;
1993        };
1994
1995        diff.update(cx, |diff, cx| {
1996            diff.move_to_path(PathKey::for_buffer(buffer, cx), window, cx)
1997        })
1998    }
1999
2000    // thread stuff
2001
2002    fn share_thread(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
2003        let Some((thread, project)) = self.as_native_thread(cx).zip(self.project.upgrade()) else {
2004            return;
2005        };
2006
2007        let client = project.read(cx).client();
2008        let workspace = self.workspace.clone();
2009        let session_id = thread.read(cx).id().to_string();
2010
2011        let load_task = thread.read(cx).to_db(cx);
2012
2013        cx.spawn(async move |_this, cx| {
2014            let db_thread = load_task.await;
2015
2016            let shared_thread = SharedThread::from_db_thread(&db_thread);
2017            let thread_data = shared_thread.to_bytes()?;
2018            let title = shared_thread.title.to_string();
2019
2020            client
2021                .request(proto::ShareAgentThread {
2022                    session_id: session_id.clone(),
2023                    title,
2024                    thread_data,
2025                })
2026                .await?;
2027
2028            let share_url = client::zed_urls::shared_agent_thread_url(&session_id);
2029
2030            cx.update(|cx| {
2031                if let Some(workspace) = workspace.upgrade() {
2032                    workspace.update(cx, |workspace, cx| {
2033                        struct ThreadSharedToast;
2034                        workspace.show_toast(
2035                            Toast::new(
2036                                NotificationId::unique::<ThreadSharedToast>(),
2037                                "Thread shared!",
2038                            )
2039                            .on_click(
2040                                "Copy URL",
2041                                move |_window, cx| {
2042                                    cx.write_to_clipboard(ClipboardItem::new_string(
2043                                        share_url.clone(),
2044                                    ));
2045                                },
2046                            ),
2047                            cx,
2048                        );
2049                    });
2050                }
2051            });
2052
2053            anyhow::Ok(())
2054        })
2055        .detach_and_log_err(cx);
2056    }
2057
2058    pub fn sync_thread(
2059        &mut self,
2060        project: Entity<Project>,
2061        server_view: Entity<ConversationView>,
2062        window: &mut Window,
2063        cx: &mut Context<Self>,
2064    ) {
2065        if !self.is_imported_thread(cx) {
2066            return;
2067        }
2068
2069        let Some(session_list) = self
2070            .as_native_connection(cx)
2071            .and_then(|connection| connection.session_list(cx))
2072            .and_then(|list| list.downcast::<NativeAgentSessionList>())
2073        else {
2074            return;
2075        };
2076        let thread_store = session_list.thread_store().clone();
2077
2078        let client = project.read(cx).client();
2079        let session_id = self.thread.read(cx).session_id().clone();
2080        cx.spawn_in(window, async move |this, cx| {
2081            let response = client
2082                .request(proto::GetSharedAgentThread {
2083                    session_id: session_id.to_string(),
2084                })
2085                .await?;
2086
2087            let shared_thread = SharedThread::from_bytes(&response.thread_data)?;
2088
2089            let db_thread = shared_thread.to_db_thread();
2090
2091            thread_store
2092                .update(&mut cx.clone(), |store, cx| {
2093                    store.save_thread(session_id.clone(), db_thread, Default::default(), cx)
2094                })
2095                .await?;
2096
2097            server_view.update_in(cx, |server_view, window, cx| server_view.reset(window, cx))?;
2098
2099            this.update_in(cx, |this, _window, cx| {
2100                if let Some(workspace) = this.workspace.upgrade() {
2101                    workspace.update(cx, |workspace, cx| {
2102                        struct ThreadSyncedToast;
2103                        workspace.show_toast(
2104                            Toast::new(
2105                                NotificationId::unique::<ThreadSyncedToast>(),
2106                                "Thread synced with latest version",
2107                            )
2108                            .autohide(),
2109                            cx,
2110                        );
2111                    });
2112                }
2113            })?;
2114
2115            anyhow::Ok(())
2116        })
2117        .detach_and_log_err(cx);
2118    }
2119
2120    pub fn restore_checkpoint(&mut self, message_id: &UserMessageId, cx: &mut Context<Self>) {
2121        self.thread
2122            .update(cx, |thread, cx| {
2123                thread.restore_checkpoint(message_id.clone(), cx)
2124            })
2125            .detach_and_log_err(cx);
2126    }
2127
2128    pub fn clear_thread_error(&mut self, cx: &mut Context<Self>) {
2129        self.thread_error = None;
2130        self.thread_error_markdown = None;
2131        self.token_limit_callout_dismissed = true;
2132        cx.notify();
2133    }
2134
2135    fn is_following(&self, cx: &App) -> bool {
2136        match self.thread.read(cx).status() {
2137            ThreadStatus::Generating => self
2138                .workspace
2139                .read_with(cx, |workspace, _| {
2140                    workspace.is_being_followed(CollaboratorId::Agent)
2141                })
2142                .unwrap_or(false),
2143            _ => self.should_be_following,
2144        }
2145    }
2146
2147    fn toggle_following(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2148        let following = self.is_following(cx);
2149
2150        self.should_be_following = !following;
2151        if self.thread.read(cx).status() == ThreadStatus::Generating {
2152            self.workspace
2153                .update(cx, |workspace, cx| {
2154                    if following {
2155                        workspace.unfollow(CollaboratorId::Agent, window, cx);
2156                    } else {
2157                        workspace.follow(CollaboratorId::Agent, window, cx);
2158                    }
2159                })
2160                .ok();
2161        }
2162
2163        telemetry::event!("Follow Agent Selected", following = !following);
2164    }
2165
2166    // other
2167
2168    pub fn render_thread_retry_status_callout(&self) -> Option<Callout> {
2169        let state = self.thread_retry_status.as_ref()?;
2170
2171        let next_attempt_in = state
2172            .duration
2173            .saturating_sub(Instant::now().saturating_duration_since(state.started_at));
2174        if next_attempt_in.is_zero() {
2175            return None;
2176        }
2177
2178        let next_attempt_in_secs = next_attempt_in.as_secs() + 1;
2179
2180        let retry_message = if state.max_attempts == 1 {
2181            if next_attempt_in_secs == 1 {
2182                "Retrying. Next attempt in 1 second.".to_string()
2183            } else {
2184                format!("Retrying. Next attempt in {next_attempt_in_secs} seconds.")
2185            }
2186        } else if next_attempt_in_secs == 1 {
2187            format!(
2188                "Retrying. Next attempt in 1 second (Attempt {} of {}).",
2189                state.attempt, state.max_attempts,
2190            )
2191        } else {
2192            format!(
2193                "Retrying. Next attempt in {next_attempt_in_secs} seconds (Attempt {} of {}).",
2194                state.attempt, state.max_attempts,
2195            )
2196        };
2197
2198        Some(
2199            Callout::new()
2200                .icon(IconName::Warning)
2201                .severity(Severity::Warning)
2202                .title(state.last_error.clone())
2203                .description(retry_message),
2204        )
2205    }
2206
2207    pub fn handle_open_rules(
2208        &mut self,
2209        _: &ClickEvent,
2210        window: &mut Window,
2211        cx: &mut Context<Self>,
2212    ) {
2213        let Some(thread) = self.as_native_thread(cx) else {
2214            return;
2215        };
2216        let project_context = thread.read(cx).project_context().read(cx);
2217
2218        let project_entry_ids = project_context
2219            .worktrees
2220            .iter()
2221            .flat_map(|worktree| worktree.rules_file.as_ref())
2222            .map(|rules_file| ProjectEntryId::from_usize(rules_file.project_entry_id))
2223            .collect::<Vec<_>>();
2224
2225        self.workspace
2226            .update(cx, move |workspace, cx| {
2227                // TODO: Open a multibuffer instead? In some cases this doesn't make the set of rules
2228                // files clear. For example, if rules file 1 is already open but rules file 2 is not,
2229                // this would open and focus rules file 2 in a tab that is not next to rules file 1.
2230                let project = workspace.project().read(cx);
2231                let project_paths = project_entry_ids
2232                    .into_iter()
2233                    .flat_map(|entry_id| project.path_for_entry(entry_id, cx))
2234                    .collect::<Vec<_>>();
2235                for project_path in project_paths {
2236                    workspace
2237                        .open_path(project_path, None, true, window, cx)
2238                        .detach_and_log_err(cx);
2239                }
2240            })
2241            .ok();
2242    }
2243
2244    fn activity_bar_bg(&self, cx: &Context<Self>) -> Hsla {
2245        let editor_bg_color = cx.theme().colors().editor_background;
2246        let active_color = cx.theme().colors().element_selected;
2247        editor_bg_color.blend(active_color.opacity(0.3))
2248    }
2249
2250    pub fn render_activity_bar(
2251        &self,
2252        window: &mut Window,
2253        cx: &Context<Self>,
2254    ) -> Option<AnyElement> {
2255        let thread = self.thread.read(cx);
2256        let action_log = thread.action_log();
2257        let telemetry = ActionLogTelemetry::from(thread);
2258        let changed_buffers = action_log.read(cx).changed_buffers(cx);
2259        let plan = thread.plan();
2260        let queue_is_empty = !self.has_queued_messages();
2261
2262        let subagents_awaiting_permission = self.render_subagents_awaiting_permission(cx);
2263        let has_subagents_awaiting = subagents_awaiting_permission.is_some();
2264
2265        if changed_buffers.is_empty()
2266            && plan.is_empty()
2267            && queue_is_empty
2268            && !has_subagents_awaiting
2269        {
2270            return None;
2271        }
2272
2273        // Temporarily always enable ACP edit controls. This is temporary, to lessen the
2274        // impact of a nasty bug that causes them to sometimes be disabled when they shouldn't
2275        // be, which blocks you from being able to accept or reject edits. This switches the
2276        // bug to be that sometimes it's enabled when it shouldn't be, which at least doesn't
2277        // block you from using the panel.
2278        let pending_edits = false;
2279
2280        let plan_expanded = self.plan_expanded;
2281        let edits_expanded = self.edits_expanded;
2282        let queue_expanded = self.queue_expanded;
2283
2284        let max_content_width = AgentSettings::get_global(cx).max_content_width;
2285
2286        h_flex()
2287            .w_full()
2288            .px_2()
2289            .justify_center()
2290            .child(
2291                v_flex()
2292                    .when_some(max_content_width, |this, max_w| this.flex_basis(max_w))
2293                    .when(max_content_width.is_none(), |this| this.w_full())
2294                    .flex_shrink()
2295                    .flex_grow_0()
2296                    .max_w_full()
2297                    .bg(self.activity_bar_bg(cx))
2298                    .border_1()
2299                    .border_b_0()
2300                    .border_color(cx.theme().colors().border)
2301                    .rounded_t_md()
2302                    .shadow(vec![gpui::BoxShadow {
2303                        color: gpui::black().opacity(0.12),
2304                        offset: point(px(1.), px(-1.)),
2305                        blur_radius: px(2.),
2306                        spread_radius: px(0.),
2307                    }])
2308                    .when_some(subagents_awaiting_permission, |this, element| {
2309                        this.child(element)
2310                    })
2311                    .when(
2312                        has_subagents_awaiting
2313                            && (!plan.is_empty() || !changed_buffers.is_empty() || !queue_is_empty),
2314                        |this| this.child(Divider::horizontal().color(DividerColor::Border)),
2315                    )
2316                    .when(!plan.is_empty(), |this| {
2317                        this.child(self.render_plan_summary(plan, window, cx))
2318                            .when(plan_expanded, |parent| {
2319                                parent.child(self.render_plan_entries(plan, window, cx))
2320                            })
2321                    })
2322                    .when(!plan.is_empty() && !changed_buffers.is_empty(), |this| {
2323                        this.child(Divider::horizontal().color(DividerColor::Border))
2324                    })
2325                    .when(
2326                        !changed_buffers.is_empty() && thread.parent_session_id().is_none(),
2327                        |this| {
2328                            this.child(self.render_edits_summary(
2329                                &changed_buffers,
2330                                edits_expanded,
2331                                pending_edits,
2332                                cx,
2333                            ))
2334                            .when(edits_expanded, |parent| {
2335                                parent.child(self.render_edited_files(
2336                                    action_log,
2337                                    telemetry.clone(),
2338                                    &changed_buffers,
2339                                    pending_edits,
2340                                    cx,
2341                                ))
2342                            })
2343                        },
2344                    )
2345                    .when(!queue_is_empty, |this| {
2346                        this.when(!plan.is_empty() || !changed_buffers.is_empty(), |this| {
2347                            this.child(Divider::horizontal().color(DividerColor::Border))
2348                        })
2349                        .child(self.render_message_queue_summary(window, cx))
2350                        .when(queue_expanded, |parent| {
2351                            parent.child(self.render_message_queue_entries(window, cx))
2352                        })
2353                    }),
2354            )
2355            .into_any()
2356            .into()
2357    }
2358
2359    fn render_edited_files(
2360        &self,
2361        action_log: &Entity<ActionLog>,
2362        telemetry: ActionLogTelemetry,
2363        changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>,
2364        pending_edits: bool,
2365        cx: &Context<Self>,
2366    ) -> impl IntoElement {
2367        let editor_bg_color = cx.theme().colors().editor_background;
2368
2369        // Sort edited files alphabetically for consistency with Git diff view
2370        let mut sorted_buffers: Vec<_> = changed_buffers.iter().collect();
2371        sorted_buffers.sort_by(|(buffer_a, _), (buffer_b, _)| {
2372            let path_a = buffer_a.read(cx).file().map(|f| f.path().clone());
2373            let path_b = buffer_b.read(cx).file().map(|f| f.path().clone());
2374            path_a.cmp(&path_b)
2375        });
2376
2377        v_flex()
2378            .id("edited_files_list")
2379            .max_h_40()
2380            .overflow_y_scroll()
2381            .children(
2382                sorted_buffers
2383                    .into_iter()
2384                    .enumerate()
2385                    .flat_map(|(index, (buffer, diff))| {
2386                        let file = buffer.read(cx).file()?;
2387                        let path = file.path();
2388                        let path_style = file.path_style(cx);
2389                        let separator = file.path_style(cx).primary_separator();
2390
2391                        let file_path = path.parent().and_then(|parent| {
2392                            if parent.is_empty() {
2393                                None
2394                            } else {
2395                                Some(
2396                                    Label::new(format!(
2397                                        "{}{separator}",
2398                                        parent.display(path_style)
2399                                    ))
2400                                    .color(Color::Muted)
2401                                    .size(LabelSize::XSmall)
2402                                    .buffer_font(cx),
2403                                )
2404                            }
2405                        });
2406
2407                        let file_name = path.file_name().map(|name| {
2408                            Label::new(name.to_string())
2409                                .size(LabelSize::XSmall)
2410                                .buffer_font(cx)
2411                                .ml_1()
2412                        });
2413
2414                        let full_path = path.display(path_style).to_string();
2415
2416                        let file_icon = FileIcons::get_icon(path.as_std_path(), cx)
2417                            .map(Icon::from_path)
2418                            .map(|icon| icon.color(Color::Muted).size(IconSize::Small))
2419                            .unwrap_or_else(|| {
2420                                Icon::new(IconName::File)
2421                                    .color(Color::Muted)
2422                                    .size(IconSize::Small)
2423                            });
2424
2425                        let file_stats = DiffStats::single_file(buffer.read(cx), diff.read(cx), cx);
2426
2427                        let buttons = self.render_edited_files_buttons(
2428                            index,
2429                            buffer,
2430                            action_log,
2431                            &telemetry,
2432                            pending_edits,
2433                            editor_bg_color,
2434                            cx,
2435                        );
2436
2437                        let element = h_flex()
2438                            .group("edited-code")
2439                            .id(("file-container", index))
2440                            .relative()
2441                            .min_w_0()
2442                            .p_1p5()
2443                            .gap_2()
2444                            .justify_between()
2445                            .bg(editor_bg_color)
2446                            .when(index < changed_buffers.len() - 1, |parent| {
2447                                parent.border_color(cx.theme().colors().border).border_b_1()
2448                            })
2449                            .child(
2450                                h_flex()
2451                                    .id(("file-name-path", index))
2452                                    .cursor_pointer()
2453                                    .pr_0p5()
2454                                    .gap_0p5()
2455                                    .rounded_xs()
2456                                    .child(file_icon)
2457                                    .children(file_name)
2458                                    .children(file_path)
2459                                    .child(
2460                                        DiffStat::new(
2461                                            "file",
2462                                            file_stats.lines_added as usize,
2463                                            file_stats.lines_removed as usize,
2464                                        )
2465                                        .label_size(LabelSize::XSmall),
2466                                    )
2467                                    .hover(|s| s.bg(cx.theme().colors().element_hover))
2468                                    .tooltip({
2469                                        move |_, cx| {
2470                                            Tooltip::with_meta(
2471                                                "Go to File",
2472                                                None,
2473                                                full_path.clone(),
2474                                                cx,
2475                                            )
2476                                        }
2477                                    })
2478                                    .on_click({
2479                                        let buffer = buffer.clone();
2480                                        cx.listener(move |this, _, window, cx| {
2481                                            this.open_edited_buffer(&buffer, window, cx);
2482                                        })
2483                                    }),
2484                            )
2485                            .child(buttons);
2486
2487                        Some(element)
2488                    }),
2489            )
2490            .into_any_element()
2491    }
2492
2493    fn render_edited_files_buttons(
2494        &self,
2495        index: usize,
2496        buffer: &Entity<Buffer>,
2497        action_log: &Entity<ActionLog>,
2498        telemetry: &ActionLogTelemetry,
2499        pending_edits: bool,
2500        editor_bg_color: Hsla,
2501        cx: &Context<Self>,
2502    ) -> impl IntoElement {
2503        h_flex()
2504            .id("edited-buttons-container")
2505            .visible_on_hover("edited-code")
2506            .absolute()
2507            .right_0()
2508            .px_1()
2509            .gap_1()
2510            .bg(editor_bg_color)
2511            .on_hover(cx.listener(move |this, is_hovered, _window, cx| {
2512                if *is_hovered {
2513                    this.hovered_edited_file_buttons = Some(index);
2514                } else if this.hovered_edited_file_buttons == Some(index) {
2515                    this.hovered_edited_file_buttons = None;
2516                }
2517                cx.notify();
2518            }))
2519            .child(
2520                Button::new("review", "Review")
2521                    .label_size(LabelSize::Small)
2522                    .on_click({
2523                        let buffer = buffer.clone();
2524                        cx.listener(move |this, _, window, cx| {
2525                            this.open_edited_buffer(&buffer, window, cx);
2526                        })
2527                    }),
2528            )
2529            .child(
2530                Button::new(("reject-file", index), "Reject")
2531                    .label_size(LabelSize::Small)
2532                    .disabled(pending_edits)
2533                    .on_click({
2534                        let buffer = buffer.clone();
2535                        let action_log = action_log.clone();
2536                        let telemetry = telemetry.clone();
2537                        move |_, _, cx| {
2538                            action_log.update(cx, |action_log, cx| {
2539                                action_log
2540                                    .reject_edits_in_ranges(
2541                                        buffer.clone(),
2542                                        vec![Anchor::min_max_range_for_buffer(
2543                                            buffer.read(cx).remote_id(),
2544                                        )],
2545                                        Some(telemetry.clone()),
2546                                        cx,
2547                                    )
2548                                    .0
2549                                    .detach_and_log_err(cx);
2550                            })
2551                        }
2552                    }),
2553            )
2554            .child(
2555                Button::new(("keep-file", index), "Keep")
2556                    .label_size(LabelSize::Small)
2557                    .disabled(pending_edits)
2558                    .on_click({
2559                        let buffer = buffer.clone();
2560                        let action_log = action_log.clone();
2561                        let telemetry = telemetry.clone();
2562                        move |_, _, cx| {
2563                            action_log.update(cx, |action_log, cx| {
2564                                action_log.keep_edits_in_range(
2565                                    buffer.clone(),
2566                                    Anchor::min_max_range_for_buffer(buffer.read(cx).remote_id()),
2567                                    Some(telemetry.clone()),
2568                                    cx,
2569                                );
2570                            })
2571                        }
2572                    }),
2573            )
2574    }
2575
2576    fn collect_subagent_items_for_sessions(
2577        entries: &[AgentThreadEntry],
2578        awaiting_session_ids: &[acp::SessionId],
2579        cx: &App,
2580    ) -> Vec<(SharedString, usize)> {
2581        let tool_calls_by_session: HashMap<_, _> = entries
2582            .iter()
2583            .enumerate()
2584            .filter_map(|(entry_ix, entry)| {
2585                let AgentThreadEntry::ToolCall(tool_call) = entry else {
2586                    return None;
2587                };
2588                let info = tool_call.subagent_session_info.as_ref()?;
2589                let summary_text = tool_call.label.read(cx).source().to_string();
2590                let subagent_summary = if summary_text.is_empty() {
2591                    SharedString::from("Subagent")
2592                } else {
2593                    SharedString::from(summary_text)
2594                };
2595                Some((info.session_id.clone(), (subagent_summary, entry_ix)))
2596            })
2597            .collect();
2598
2599        awaiting_session_ids
2600            .iter()
2601            .filter_map(|session_id| tool_calls_by_session.get(session_id).cloned())
2602            .collect()
2603    }
2604
2605    fn render_subagents_awaiting_permission(&self, cx: &Context<Self>) -> Option<AnyElement> {
2606        let awaiting = self.conversation.read(cx).subagents_awaiting_permission(cx);
2607
2608        if awaiting.is_empty() {
2609            return None;
2610        }
2611
2612        let awaiting_session_ids: Vec<_> = awaiting
2613            .iter()
2614            .map(|(session_id, _)| session_id.clone())
2615            .collect();
2616
2617        let thread = self.thread.read(cx);
2618        let entries = thread.entries();
2619        let subagent_items =
2620            Self::collect_subagent_items_for_sessions(entries, &awaiting_session_ids, cx);
2621
2622        if subagent_items.is_empty() {
2623            return None;
2624        }
2625
2626        let item_count = subagent_items.len();
2627
2628        Some(
2629            v_flex()
2630                .child(
2631                    h_flex()
2632                        .py_1()
2633                        .px_2()
2634                        .w_full()
2635                        .gap_1()
2636                        .border_b_1()
2637                        .border_color(cx.theme().colors().border)
2638                        .child(
2639                            Label::new("Subagents Awaiting Permission:")
2640                                .size(LabelSize::Small)
2641                                .color(Color::Muted),
2642                        )
2643                        .child(Label::new(item_count.to_string()).size(LabelSize::Small)),
2644                )
2645                .child(
2646                    v_flex().children(subagent_items.into_iter().enumerate().map(
2647                        |(ix, (label, entry_ix))| {
2648                            let is_last = ix == item_count - 1;
2649                            let group = format!("group-{}", entry_ix);
2650
2651                            h_flex()
2652                                .cursor_pointer()
2653                                .id(format!("subagent-permission-{}", entry_ix))
2654                                .group(&group)
2655                                .p_1()
2656                                .pl_2()
2657                                .min_w_0()
2658                                .w_full()
2659                                .gap_1()
2660                                .justify_between()
2661                                .bg(cx.theme().colors().editor_background)
2662                                .hover(|s| s.bg(cx.theme().colors().element_hover))
2663                                .when(!is_last, |this| {
2664                                    this.border_b_1().border_color(cx.theme().colors().border)
2665                                })
2666                                .child(
2667                                    h_flex()
2668                                        .gap_1p5()
2669                                        .child(
2670                                            Icon::new(IconName::Circle)
2671                                                .size(IconSize::XSmall)
2672                                                .color(Color::Warning),
2673                                        )
2674                                        .child(
2675                                            Label::new(label)
2676                                                .size(LabelSize::Small)
2677                                                .color(Color::Muted)
2678                                                .truncate(),
2679                                        ),
2680                                )
2681                                .child(
2682                                    div().visible_on_hover(&group).child(
2683                                        Label::new("Scroll to Subagent")
2684                                            .size(LabelSize::Small)
2685                                            .color(Color::Muted)
2686                                            .truncate(),
2687                                    ),
2688                                )
2689                                .on_click(cx.listener(move |this, _, _, cx| {
2690                                    this.list_state.scroll_to(ListOffset {
2691                                        item_ix: entry_ix,
2692                                        offset_in_item: px(0.0),
2693                                    });
2694                                    cx.notify();
2695                                }))
2696                        },
2697                    )),
2698                )
2699                .into_any(),
2700        )
2701    }
2702
2703    fn render_message_queue_summary(
2704        &self,
2705        _window: &mut Window,
2706        cx: &Context<Self>,
2707    ) -> impl IntoElement {
2708        let queue_count = self.local_queued_messages.len();
2709        let title: SharedString = if queue_count == 1 {
2710            "1 Queued Message".into()
2711        } else {
2712            format!("{} Queued Messages", queue_count).into()
2713        };
2714
2715        h_flex()
2716            .p_1()
2717            .w_full()
2718            .gap_1()
2719            .justify_between()
2720            .when(self.queue_expanded, |this| {
2721                this.border_b_1().border_color(cx.theme().colors().border)
2722            })
2723            .child(
2724                h_flex()
2725                    .id("queue_summary")
2726                    .gap_1()
2727                    .child(Disclosure::new("queue_disclosure", self.queue_expanded))
2728                    .child(Label::new(title).size(LabelSize::Small).color(Color::Muted))
2729                    .on_click(cx.listener(|this, _, _, cx| {
2730                        this.queue_expanded = !this.queue_expanded;
2731                        cx.notify();
2732                    })),
2733            )
2734            .child(
2735                Button::new("clear_queue", "Clear All")
2736                    .label_size(LabelSize::Small)
2737                    .key_binding(
2738                        KeyBinding::for_action(&ClearMessageQueue, cx)
2739                            .map(|kb| kb.size(rems_from_px(12.))),
2740                    )
2741                    .on_click(cx.listener(|this, _, _, cx| {
2742                        this.clear_queue(cx);
2743                        this.can_fast_track_queue = false;
2744                        cx.notify();
2745                    })),
2746            )
2747            .into_any_element()
2748    }
2749
2750    fn clear_queue(&mut self, cx: &mut Context<Self>) {
2751        self.local_queued_messages.clear();
2752        self.sync_queue_flag_to_native_thread(cx);
2753    }
2754
2755    fn render_plan_summary(
2756        &self,
2757        plan: &Plan,
2758        window: &mut Window,
2759        cx: &Context<Self>,
2760    ) -> impl IntoElement {
2761        let plan_expanded = self.plan_expanded;
2762        let stats = plan.stats();
2763
2764        let title = if let Some(entry) = stats.in_progress_entry
2765            && !plan_expanded
2766        {
2767            h_flex()
2768                .cursor_default()
2769                .relative()
2770                .w_full()
2771                .gap_1()
2772                .truncate()
2773                .child(
2774                    Label::new("Current:")
2775                        .size(LabelSize::Small)
2776                        .color(Color::Muted),
2777                )
2778                .child(
2779                    div()
2780                        .text_xs()
2781                        .text_color(cx.theme().colors().text_muted)
2782                        .line_clamp(1)
2783                        .child(MarkdownElement::new(
2784                            entry.content.clone(),
2785                            plan_label_markdown_style(&entry.status, window, cx),
2786                        )),
2787                )
2788                .when(stats.pending > 0, |this| {
2789                    this.child(
2790                        h_flex()
2791                            .absolute()
2792                            .top_0()
2793                            .right_0()
2794                            .h_full()
2795                            .child(div().min_w_8().h_full().bg(linear_gradient(
2796                                90.,
2797                                linear_color_stop(self.activity_bar_bg(cx), 1.),
2798                                linear_color_stop(self.activity_bar_bg(cx).opacity(0.2), 0.),
2799                            )))
2800                            .child(
2801                                div().pr_0p5().bg(self.activity_bar_bg(cx)).child(
2802                                    Label::new(format!("{} left", stats.pending))
2803                                        .size(LabelSize::Small)
2804                                        .color(Color::Muted),
2805                                ),
2806                            ),
2807                    )
2808                })
2809        } else {
2810            let status_label = if stats.pending == 0 {
2811                "All Done".to_string()
2812            } else if stats.completed == 0 {
2813                format!("{} Tasks", plan.entries.len())
2814            } else {
2815                format!("{}/{}", stats.completed, plan.entries.len())
2816            };
2817
2818            h_flex()
2819                .w_full()
2820                .gap_1()
2821                .justify_between()
2822                .child(
2823                    Label::new("Plan")
2824                        .size(LabelSize::Small)
2825                        .color(Color::Muted),
2826                )
2827                .child(
2828                    Label::new(status_label)
2829                        .size(LabelSize::Small)
2830                        .color(Color::Muted)
2831                        .mr_1(),
2832                )
2833        };
2834
2835        h_flex()
2836            .id("plan_summary")
2837            .p_1()
2838            .w_full()
2839            .gap_1()
2840            .when(plan_expanded, |this| {
2841                this.border_b_1().border_color(cx.theme().colors().border)
2842            })
2843            .child(Disclosure::new("plan_disclosure", plan_expanded))
2844            .child(title.flex_1())
2845            .child(
2846                IconButton::new("dismiss-plan", IconName::Close)
2847                    .icon_size(IconSize::XSmall)
2848                    .shape(ui::IconButtonShape::Square)
2849                    .tooltip(Tooltip::text("Clear Plan"))
2850                    .on_click(cx.listener(|this, _, _, cx| {
2851                        this.thread.update(cx, |thread, cx| thread.clear_plan(cx));
2852                        cx.stop_propagation();
2853                    })),
2854            )
2855            .on_click(cx.listener(|this, _, _, cx| {
2856                this.plan_expanded = !this.plan_expanded;
2857                cx.notify();
2858            }))
2859            .into_any_element()
2860    }
2861
2862    fn render_plan_entries(
2863        &self,
2864        plan: &Plan,
2865        window: &mut Window,
2866        cx: &Context<Self>,
2867    ) -> impl IntoElement {
2868        v_flex()
2869            .id("plan_items_list")
2870            .max_h_40()
2871            .overflow_y_scroll()
2872            .children(plan.entries.iter().enumerate().flat_map(|(index, entry)| {
2873                let entry_bg = cx.theme().colors().editor_background;
2874                let tooltip_text: SharedString = entry.content.read(cx).source().to_string().into();
2875
2876                Some(
2877                    h_flex()
2878                        .id(("plan_entry_row", index))
2879                        .py_1()
2880                        .px_2()
2881                        .gap_2()
2882                        .justify_between()
2883                        .relative()
2884                        .bg(entry_bg)
2885                        .when(index < plan.entries.len() - 1, |parent| {
2886                            parent.border_color(cx.theme().colors().border).border_b_1()
2887                        })
2888                        .overflow_hidden()
2889                        .child(
2890                            h_flex()
2891                                .id(("plan_entry", index))
2892                                .gap_1p5()
2893                                .min_w_0()
2894                                .text_xs()
2895                                .text_color(cx.theme().colors().text_muted)
2896                                .child(match entry.status {
2897                                    acp::PlanEntryStatus::InProgress => {
2898                                        Icon::new(IconName::TodoProgress)
2899                                            .size(IconSize::Small)
2900                                            .color(Color::Accent)
2901                                            .with_rotate_animation(2)
2902                                            .into_any_element()
2903                                    }
2904                                    acp::PlanEntryStatus::Completed => {
2905                                        Icon::new(IconName::TodoComplete)
2906                                            .size(IconSize::Small)
2907                                            .color(Color::Success)
2908                                            .into_any_element()
2909                                    }
2910                                    acp::PlanEntryStatus::Pending | _ => {
2911                                        Icon::new(IconName::TodoPending)
2912                                            .size(IconSize::Small)
2913                                            .color(Color::Muted)
2914                                            .into_any_element()
2915                                    }
2916                                })
2917                                .child(MarkdownElement::new(
2918                                    entry.content.clone(),
2919                                    plan_label_markdown_style(&entry.status, window, cx),
2920                                )),
2921                        )
2922                        .child(div().absolute().top_0().right_0().h_full().w_8().bg(
2923                            linear_gradient(
2924                                90.,
2925                                linear_color_stop(entry_bg, 1.),
2926                                linear_color_stop(entry_bg.opacity(0.), 0.),
2927                            ),
2928                        ))
2929                        .tooltip(Tooltip::text(tooltip_text)),
2930                )
2931            }))
2932            .into_any_element()
2933    }
2934
2935    fn render_completed_plan(
2936        &self,
2937        entries: &[PlanEntry],
2938        window: &Window,
2939        cx: &Context<Self>,
2940    ) -> AnyElement {
2941        v_flex()
2942            .px_5()
2943            .py_1p5()
2944            .w_full()
2945            .child(
2946                v_flex()
2947                    .w_full()
2948                    .rounded_md()
2949                    .border_1()
2950                    .border_color(self.tool_card_border_color(cx))
2951                    .child(
2952                        h_flex()
2953                            .px_2()
2954                            .py_1()
2955                            .gap_1()
2956                            .bg(self.tool_card_header_bg(cx))
2957                            .border_b_1()
2958                            .border_color(self.tool_card_border_color(cx))
2959                            .child(
2960                                Label::new("Completed Plan")
2961                                    .size(LabelSize::Small)
2962                                    .color(Color::Muted),
2963                            )
2964                            .child(
2965                                Label::new(format!(
2966                                    "{} {}",
2967                                    entries.len(),
2968                                    if entries.len() == 1 { "step" } else { "steps" }
2969                                ))
2970                                .size(LabelSize::Small)
2971                                .color(Color::Muted),
2972                            ),
2973                    )
2974                    .child(
2975                        v_flex().children(entries.iter().enumerate().map(|(index, entry)| {
2976                            h_flex()
2977                                .py_1()
2978                                .px_2()
2979                                .gap_1p5()
2980                                .when(index < entries.len() - 1, |this| {
2981                                    this.border_b_1().border_color(cx.theme().colors().border)
2982                                })
2983                                .child(
2984                                    Icon::new(IconName::TodoComplete)
2985                                        .size(IconSize::Small)
2986                                        .color(Color::Success),
2987                                )
2988                                .child(
2989                                    div()
2990                                        .max_w_full()
2991                                        .overflow_x_hidden()
2992                                        .text_xs()
2993                                        .text_color(cx.theme().colors().text_muted)
2994                                        .child(MarkdownElement::new(
2995                                            entry.content.clone(),
2996                                            default_markdown_style(window, cx),
2997                                        )),
2998                                )
2999                        })),
3000                    ),
3001            )
3002            .into_any()
3003    }
3004
3005    fn render_edits_summary(
3006        &self,
3007        changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>,
3008        expanded: bool,
3009        pending_edits: bool,
3010        cx: &Context<Self>,
3011    ) -> Div {
3012        const EDIT_NOT_READY_TOOLTIP_LABEL: &str = "Wait until file edits are complete.";
3013
3014        let focus_handle = self.focus_handle(cx);
3015
3016        h_flex()
3017            .p_1()
3018            .justify_between()
3019            .flex_wrap()
3020            .when(expanded, |this| {
3021                this.border_b_1().border_color(cx.theme().colors().border)
3022            })
3023            .child(
3024                h_flex()
3025                    .id("edits-container")
3026                    .cursor_pointer()
3027                    .gap_1()
3028                    .child(Disclosure::new("edits-disclosure", expanded))
3029                    .map(|this| {
3030                        if pending_edits {
3031                            this.child(
3032                                Label::new(format!(
3033                                    "Editing {} {}",
3034                                    changed_buffers.len(),
3035                                    if changed_buffers.len() == 1 {
3036                                        "file"
3037                                    } else {
3038                                        "files"
3039                                    }
3040                                ))
3041                                .color(Color::Muted)
3042                                .size(LabelSize::Small)
3043                                .with_animation(
3044                                    "edit-label",
3045                                    Animation::new(Duration::from_secs(2))
3046                                        .repeat()
3047                                        .with_easing(pulsating_between(0.3, 0.7)),
3048                                    |label, delta| label.alpha(delta),
3049                                ),
3050                            )
3051                        } else {
3052                            let stats = DiffStats::all_files(changed_buffers, cx);
3053                            let dot_divider = || {
3054                                Label::new("")
3055                                    .size(LabelSize::XSmall)
3056                                    .color(Color::Disabled)
3057                            };
3058
3059                            this.child(
3060                                Label::new("Edits")
3061                                    .size(LabelSize::Small)
3062                                    .color(Color::Muted),
3063                            )
3064                            .child(dot_divider())
3065                            .child(
3066                                Label::new(format!(
3067                                    "{} {}",
3068                                    changed_buffers.len(),
3069                                    if changed_buffers.len() == 1 {
3070                                        "file"
3071                                    } else {
3072                                        "files"
3073                                    }
3074                                ))
3075                                .size(LabelSize::Small)
3076                                .color(Color::Muted),
3077                            )
3078                            .child(dot_divider())
3079                            .child(DiffStat::new(
3080                                "total",
3081                                stats.lines_added as usize,
3082                                stats.lines_removed as usize,
3083                            ))
3084                        }
3085                    })
3086                    .on_click(cx.listener(|this, _, _, cx| {
3087                        this.edits_expanded = !this.edits_expanded;
3088                        cx.notify();
3089                    })),
3090            )
3091            .child(
3092                h_flex()
3093                    .gap_1()
3094                    .child(
3095                        IconButton::new("review-changes", IconName::ListTodo)
3096                            .icon_size(IconSize::Small)
3097                            .tooltip({
3098                                let focus_handle = focus_handle.clone();
3099                                move |_window, cx| {
3100                                    Tooltip::for_action_in(
3101                                        "Review Changes",
3102                                        &OpenAgentDiff,
3103                                        &focus_handle,
3104                                        cx,
3105                                    )
3106                                }
3107                            })
3108                            .on_click(cx.listener(|_, _, window, cx| {
3109                                window.dispatch_action(OpenAgentDiff.boxed_clone(), cx);
3110                            })),
3111                    )
3112                    .child(Divider::vertical().color(DividerColor::Border))
3113                    .child(
3114                        Button::new("reject-all-changes", "Reject All")
3115                            .label_size(LabelSize::Small)
3116                            .disabled(pending_edits)
3117                            .when(pending_edits, |this| {
3118                                this.tooltip(Tooltip::text(EDIT_NOT_READY_TOOLTIP_LABEL))
3119                            })
3120                            .key_binding(
3121                                KeyBinding::for_action_in(&RejectAll, &focus_handle.clone(), cx)
3122                                    .map(|kb| kb.size(rems_from_px(12.))),
3123                            )
3124                            .on_click(cx.listener(move |this, _, window, cx| {
3125                                this.reject_all(&RejectAll, window, cx);
3126                            })),
3127                    )
3128                    .child(
3129                        Button::new("keep-all-changes", "Keep All")
3130                            .label_size(LabelSize::Small)
3131                            .disabled(pending_edits)
3132                            .when(pending_edits, |this| {
3133                                this.tooltip(Tooltip::text(EDIT_NOT_READY_TOOLTIP_LABEL))
3134                            })
3135                            .key_binding(
3136                                KeyBinding::for_action_in(&KeepAll, &focus_handle, cx)
3137                                    .map(|kb| kb.size(rems_from_px(12.))),
3138                            )
3139                            .on_click(cx.listener(move |this, _, window, cx| {
3140                                this.keep_all(&KeepAll, window, cx);
3141                            })),
3142                    ),
3143            )
3144    }
3145
3146    fn is_subagent_canceled_or_failed(&self, cx: &App) -> bool {
3147        let Some(parent_session_id) = self.parent_session_id.as_ref() else {
3148            return false;
3149        };
3150
3151        let my_session_id = self.thread.read(cx).session_id().clone();
3152
3153        self.server_view
3154            .upgrade()
3155            .and_then(|sv| sv.read(cx).thread_view(parent_session_id))
3156            .is_some_and(|parent_view| {
3157                parent_view
3158                    .read(cx)
3159                    .thread
3160                    .read(cx)
3161                    .tool_call_for_subagent(&my_session_id)
3162                    .is_some_and(|tc| {
3163                        matches!(
3164                            tc.status,
3165                            ToolCallStatus::Canceled
3166                                | ToolCallStatus::Failed
3167                                | ToolCallStatus::Rejected
3168                        )
3169                    })
3170            })
3171    }
3172
3173    pub(crate) fn render_subagent_titlebar(&mut self, cx: &mut Context<Self>) -> Option<Div> {
3174        if self.parent_session_id.is_none() {
3175            return None;
3176        }
3177        let parent_session_id = self.thread.read(cx).parent_session_id()?.clone();
3178
3179        let server_view = self.server_view.clone();
3180        let thread = self.thread.clone();
3181        let is_done = thread.read(cx).status() == ThreadStatus::Idle;
3182        let is_canceled_or_failed = self.is_subagent_canceled_or_failed(cx);
3183
3184        let max_content_width = AgentSettings::get_global(cx).max_content_width;
3185
3186        Some(
3187            h_flex()
3188                .w_full()
3189                .h(Tab::container_height(cx))
3190                .border_b_1()
3191                .when(is_done && is_canceled_or_failed, |this| {
3192                    this.border_dashed()
3193                })
3194                .border_color(cx.theme().colors().border)
3195                .bg(cx.theme().colors().editor_background.opacity(0.2))
3196                .child(
3197                    h_flex()
3198                        .size_full()
3199                        .when_some(max_content_width, |this, max_w| this.max_w(max_w).mx_auto())
3200                        .pl_2()
3201                        .pr_1()
3202                        .flex_shrink_0()
3203                        .justify_between()
3204                        .gap_1()
3205                        .child(
3206                            h_flex()
3207                                .flex_1()
3208                                .gap_2()
3209                                .child(
3210                                    Icon::new(IconName::ForwardArrowUp)
3211                                        .size(IconSize::Small)
3212                                        .color(Color::Muted),
3213                                )
3214                                .child(self.title_editor.clone())
3215                                .when(is_done && is_canceled_or_failed, |this| {
3216                                    this.child(Icon::new(IconName::Close).color(Color::Error))
3217                                })
3218                                .when(is_done && !is_canceled_or_failed, |this| {
3219                                    this.child(Icon::new(IconName::Check).color(Color::Success))
3220                                }),
3221                        )
3222                        .child(
3223                            h_flex()
3224                                .gap_0p5()
3225                                .when(!is_done, |this| {
3226                                    this.child(
3227                                        IconButton::new("stop_subagent", IconName::Stop)
3228                                            .icon_size(IconSize::Small)
3229                                            .icon_color(Color::Error)
3230                                            .tooltip(Tooltip::text("Stop Subagent"))
3231                                            .on_click(move |_, _, cx| {
3232                                                thread.update(cx, |thread, cx| {
3233                                                    thread.cancel(cx).detach();
3234                                                });
3235                                            }),
3236                                    )
3237                                })
3238                                .child(
3239                                    IconButton::new("minimize_subagent", IconName::Dash)
3240                                        .icon_size(IconSize::Small)
3241                                        .tooltip(Tooltip::text("Minimize Subagent"))
3242                                        .on_click(move |_, window, cx| {
3243                                            let _ = server_view.update(cx, |server_view, cx| {
3244                                                server_view.navigate_to_thread(
3245                                                    parent_session_id.clone(),
3246                                                    window,
3247                                                    cx,
3248                                                );
3249                                            });
3250                                        }),
3251                                ),
3252                        ),
3253                ),
3254        )
3255    }
3256
3257    pub(crate) fn render_message_editor(
3258        &mut self,
3259        window: &mut Window,
3260        cx: &mut Context<Self>,
3261    ) -> AnyElement {
3262        if self.is_subagent() {
3263            return div().into_any_element();
3264        }
3265
3266        let focus_handle = self.message_editor.focus_handle(cx);
3267        let editor_bg_color = cx.theme().colors().editor_background;
3268
3269        let editor_expanded = self.editor_expanded;
3270        let (expand_icon, expand_tooltip) = if editor_expanded {
3271            (IconName::Minimize, "Minimize Message Editor")
3272        } else {
3273            (IconName::Maximize, "Expand Message Editor")
3274        };
3275
3276        let max_content_width = AgentSettings::get_global(cx).max_content_width;
3277        let has_messages = self.list_state.item_count() > 0;
3278        let fills_container = !has_messages || editor_expanded;
3279
3280        h_flex()
3281            .p_2()
3282            .bg(editor_bg_color)
3283            .justify_center()
3284            .map(|this| {
3285                if has_messages {
3286                    this.on_action(cx.listener(Self::expand_message_editor))
3287                        .border_t_1()
3288                        .border_color(cx.theme().colors().border)
3289                        .when(editor_expanded, |this| this.h(vh(0.8, window)))
3290                } else {
3291                    this.flex_1().size_full()
3292                }
3293            })
3294            .child(
3295                v_flex()
3296                    .when_some(max_content_width, |this, max_w| this.flex_basis(max_w))
3297                    .when(max_content_width.is_none(), |this| this.w_full())
3298                    .flex_shrink()
3299                    .flex_grow_0()
3300                    .when(fills_container, |this| this.h_full())
3301                    .justify_between()
3302                    .gap_2()
3303                    .child(
3304                        v_flex()
3305                            .relative()
3306                            .w_full()
3307                            .min_h_0()
3308                            .when(fills_container, |this| this.flex_1())
3309                            .pt_1()
3310                            .pr_2p5()
3311                            .child(self.message_editor.clone())
3312                            .when(has_messages, |this| {
3313                                this.child(
3314                                    h_flex()
3315                                        .absolute()
3316                                        .top_0()
3317                                        .right_0()
3318                                        .opacity(0.5)
3319                                        .hover(|s| s.opacity(1.0))
3320                                        .child(
3321                                            IconButton::new("toggle-height", expand_icon)
3322                                                .icon_size(IconSize::Small)
3323                                                .icon_color(Color::Muted)
3324                                                .tooltip({
3325                                                    move |_window, cx| {
3326                                                        Tooltip::for_action_in(
3327                                                            expand_tooltip,
3328                                                            &ExpandMessageEditor,
3329                                                            &focus_handle,
3330                                                            cx,
3331                                                        )
3332                                                    }
3333                                                })
3334                                                .on_click(cx.listener(|this, _, window, cx| {
3335                                                    this.expand_message_editor(
3336                                                        &ExpandMessageEditor,
3337                                                        window,
3338                                                        cx,
3339                                                    );
3340                                                })),
3341                                        ),
3342                                )
3343                            }),
3344                    )
3345                    .child(
3346                        h_flex()
3347                            .w_full()
3348                            .flex_none()
3349                            .flex_wrap()
3350                            .justify_between()
3351                            .child(
3352                                h_flex()
3353                                    .gap_0p5()
3354                                    .child(self.render_add_context_button(cx))
3355                                    .child(self.render_follow_toggle(cx))
3356                                    .children(self.render_fast_mode_control(cx))
3357                                    .children(self.render_thinking_control(cx)),
3358                            )
3359                            .child(
3360                                h_flex()
3361                                    .gap_1()
3362                                    .children(self.render_token_usage(cx))
3363                                    .children(self.profile_selector.clone())
3364                                    .map(|this| match self.config_options_view.clone() {
3365                                        Some(config_view) => this.child(config_view),
3366                                        None => this
3367                                            .children(self.mode_selector.clone())
3368                                            .children(self.model_selector.clone()),
3369                                    })
3370                                    .child(self.render_send_button(cx)),
3371                            ),
3372                    ),
3373            )
3374            .into_any()
3375    }
3376
3377    fn render_message_queue_entries(
3378        &self,
3379        _window: &mut Window,
3380        cx: &Context<Self>,
3381    ) -> impl IntoElement {
3382        let message_editor = self.message_editor.read(cx);
3383        let focus_handle = message_editor.focus_handle(cx);
3384
3385        let queued_message_editors = &self.queued_message_editors;
3386        let queue_len = queued_message_editors.len();
3387        let can_fast_track = self.can_fast_track_queue && queue_len > 0;
3388
3389        v_flex()
3390            .id("message_queue_list")
3391            .max_h_40()
3392            .overflow_y_scroll()
3393            .children(
3394                queued_message_editors
3395                    .iter()
3396                    .enumerate()
3397                    .map(|(index, editor)| {
3398                        let is_next = index == 0;
3399                        let (icon_color, tooltip_text) = if is_next {
3400                            (Color::Accent, "Next in Queue")
3401                        } else {
3402                            (Color::Muted, "In Queue")
3403                        };
3404
3405                        let editor_focused = editor.focus_handle(cx).is_focused(_window);
3406                        let keybinding_size = rems_from_px(12.);
3407
3408                        h_flex()
3409                            .group("queue_entry")
3410                            .w_full()
3411                            .p_1p5()
3412                            .gap_1()
3413                            .bg(cx.theme().colors().editor_background)
3414                            .when(index < queue_len - 1, |this| {
3415                                this.border_b_1()
3416                                    .border_color(cx.theme().colors().border_variant)
3417                            })
3418                            .child(
3419                                div()
3420                                    .id("next_in_queue")
3421                                    .child(
3422                                        Icon::new(IconName::Circle)
3423                                            .size(IconSize::Small)
3424                                            .color(icon_color),
3425                                    )
3426                                    .tooltip(Tooltip::text(tooltip_text)),
3427                            )
3428                            .child(editor.clone())
3429                            .child(if editor_focused {
3430                                h_flex()
3431                                    .gap_1()
3432                                    .min_w(rems_from_px(150.))
3433                                    .justify_end()
3434                                    .child(
3435                                        IconButton::new(("edit", index), IconName::Pencil)
3436                                            .icon_size(IconSize::Small)
3437                                            .tooltip(|_window, cx| {
3438                                                Tooltip::with_meta(
3439                                                    "Edit Queued Message",
3440                                                    None,
3441                                                    "Type anything to edit",
3442                                                    cx,
3443                                                )
3444                                            })
3445                                            .on_click(cx.listener(move |this, _, window, cx| {
3446                                                this.move_queued_message_to_main_editor(
3447                                                    index, None, None, window, cx,
3448                                                );
3449                                            })),
3450                                    )
3451                                    .child(
3452                                        Button::new(("send_now_focused", index), "Send Now")
3453                                            .label_size(LabelSize::Small)
3454                                            .style(ButtonStyle::Outlined)
3455                                            .key_binding(
3456                                                KeyBinding::for_action_in(
3457                                                    &SendImmediately,
3458                                                    &editor.focus_handle(cx),
3459                                                    cx,
3460                                                )
3461                                                .map(|kb| kb.size(keybinding_size)),
3462                                            )
3463                                            .on_click(cx.listener(move |this, _, window, cx| {
3464                                                this.send_queued_message_at_index(
3465                                                    index, true, window, cx,
3466                                                );
3467                                            })),
3468                                    )
3469                            } else {
3470                                h_flex()
3471                                    .when(!is_next, |this| this.visible_on_hover("queue_entry"))
3472                                    .gap_1()
3473                                    .min_w(rems_from_px(150.))
3474                                    .justify_end()
3475                                    .child(
3476                                        IconButton::new(("delete", index), IconName::Trash)
3477                                            .icon_size(IconSize::Small)
3478                                            .tooltip({
3479                                                let focus_handle = focus_handle.clone();
3480                                                move |_window, cx| {
3481                                                    if is_next {
3482                                                        Tooltip::for_action_in(
3483                                                            "Remove Message from Queue",
3484                                                            &RemoveFirstQueuedMessage,
3485                                                            &focus_handle,
3486                                                            cx,
3487                                                        )
3488                                                    } else {
3489                                                        Tooltip::simple(
3490                                                            "Remove Message from Queue",
3491                                                            cx,
3492                                                        )
3493                                                    }
3494                                                }
3495                                            })
3496                                            .on_click(cx.listener(move |this, _, _, cx| {
3497                                                this.remove_from_queue(index, cx);
3498                                                cx.notify();
3499                                            })),
3500                                    )
3501                                    .child(
3502                                        IconButton::new(("edit", index), IconName::Pencil)
3503                                            .icon_size(IconSize::Small)
3504                                            .tooltip({
3505                                                let focus_handle = focus_handle.clone();
3506                                                move |_window, cx| {
3507                                                    if is_next {
3508                                                        Tooltip::for_action_in(
3509                                                            "Edit",
3510                                                            &EditFirstQueuedMessage,
3511                                                            &focus_handle,
3512                                                            cx,
3513                                                        )
3514                                                    } else {
3515                                                        Tooltip::simple("Edit", cx)
3516                                                    }
3517                                                }
3518                                            })
3519                                            .on_click(cx.listener(move |this, _, window, cx| {
3520                                                this.move_queued_message_to_main_editor(
3521                                                    index, None, None, window, cx,
3522                                                );
3523                                            })),
3524                                    )
3525                                    .child(
3526                                        Button::new(("send_now", index), "Send Now")
3527                                            .label_size(LabelSize::Small)
3528                                            .when(is_next, |this| this.style(ButtonStyle::Outlined))
3529                                            .when(is_next && message_editor.is_empty(cx), |this| {
3530                                                let action: Box<dyn gpui::Action> =
3531                                                    if can_fast_track {
3532                                                        Box::new(Chat)
3533                                                    } else {
3534                                                        Box::new(SendNextQueuedMessage)
3535                                                    };
3536
3537                                                this.key_binding(
3538                                                    KeyBinding::for_action_in(
3539                                                        action.as_ref(),
3540                                                        &focus_handle.clone(),
3541                                                        cx,
3542                                                    )
3543                                                    .map(|kb| kb.size(keybinding_size)),
3544                                                )
3545                                            })
3546                                            .on_click(cx.listener(move |this, _, window, cx| {
3547                                                this.send_queued_message_at_index(
3548                                                    index, true, window, cx,
3549                                                );
3550                                            })),
3551                                    )
3552                            })
3553                    }),
3554            )
3555            .into_any_element()
3556    }
3557
3558    fn supports_split_token_display(&self, cx: &App) -> bool {
3559        self.as_native_thread(cx)
3560            .and_then(|thread| thread.read(cx).model())
3561            .is_some_and(|model| model.supports_split_token_display())
3562    }
3563
3564    fn render_token_usage(&self, cx: &mut Context<Self>) -> Option<impl IntoElement> {
3565        let thread = self.thread.read(cx);
3566        let usage = thread.token_usage()?;
3567        let show_split = self.supports_split_token_display(cx);
3568
3569        let cost_label = if cx.has_flag::<AcpBetaFeatureFlag>() {
3570            thread.cost().map(|cost| {
3571                let precision = if cost.amount > 0.0 && cost.amount < 0.01 {
3572                    4
3573                } else {
3574                    2
3575                };
3576                format!("{:.prec$} {}", cost.amount, cost.currency, prec = precision)
3577            })
3578        } else {
3579            None
3580        };
3581
3582        let progress_color = |ratio: f32| -> Hsla {
3583            if ratio >= 0.85 {
3584                cx.theme().status().warning
3585            } else {
3586                cx.theme().colors().text_muted
3587            }
3588        };
3589
3590        let used = crate::humanize_token_count(usage.used_tokens);
3591        let max = crate::humanize_token_count(usage.max_tokens);
3592        let input_tokens_label = crate::humanize_token_count(usage.input_tokens);
3593        let output_tokens_label = crate::humanize_token_count(usage.output_tokens);
3594
3595        let progress_ratio = if usage.max_tokens > 0 {
3596            usage.used_tokens as f32 / usage.max_tokens as f32
3597        } else {
3598            0.0
3599        };
3600
3601        let ring_size = px(16.0);
3602        let stroke_width = px(2.);
3603
3604        let percentage = format!("{}%", (progress_ratio * 100.0).round() as u32);
3605
3606        let tooltip_separator_color = Color::Custom(cx.theme().colors().text_disabled.opacity(0.6));
3607
3608        let (user_rules_count, first_user_rules_id, project_rules_count, project_entry_ids) = self
3609            .as_native_thread(cx)
3610            .map(|thread| {
3611                let project_context = thread.read(cx).project_context().read(cx);
3612                let user_rules_count = project_context.user_rules.len();
3613                let first_user_rules_id = project_context.user_rules.first().map(|r| r.uuid.0);
3614                let project_entry_ids = project_context
3615                    .worktrees
3616                    .iter()
3617                    .filter_map(|wt| wt.rules_file.as_ref())
3618                    .map(|rf| ProjectEntryId::from_usize(rf.project_entry_id))
3619                    .collect::<Vec<_>>();
3620                let project_rules_count = project_entry_ids.len();
3621                (
3622                    user_rules_count,
3623                    first_user_rules_id,
3624                    project_rules_count,
3625                    project_entry_ids,
3626                )
3627            })
3628            .unwrap_or_default();
3629
3630        let workspace = self.workspace.clone();
3631
3632        let max_output_tokens = self
3633            .as_native_thread(cx)
3634            .and_then(|thread| thread.read(cx).model())
3635            .and_then(|model| model.max_output_tokens())
3636            .unwrap_or(0);
3637        let input_max_label =
3638            crate::humanize_token_count(usage.max_tokens.saturating_sub(max_output_tokens));
3639        let output_max_label = crate::humanize_token_count(max_output_tokens);
3640
3641        let build_tooltip = {
3642            move |_window: &mut Window, cx: &mut App| {
3643                let percentage = percentage.clone();
3644                let used = used.clone();
3645                let max = max.clone();
3646                let input_tokens_label = input_tokens_label.clone();
3647                let output_tokens_label = output_tokens_label.clone();
3648                let input_max_label = input_max_label.clone();
3649                let output_max_label = output_max_label.clone();
3650                let project_entry_ids = project_entry_ids.clone();
3651                let workspace = workspace.clone();
3652                let cost_label = cost_label.clone();
3653                cx.new(move |_cx| TokenUsageTooltip {
3654                    percentage,
3655                    used,
3656                    max,
3657                    input_tokens: input_tokens_label,
3658                    output_tokens: output_tokens_label,
3659                    input_max: input_max_label,
3660                    output_max: output_max_label,
3661                    show_split,
3662                    cost_label,
3663                    separator_color: tooltip_separator_color,
3664                    user_rules_count,
3665                    first_user_rules_id,
3666                    project_rules_count,
3667                    project_entry_ids,
3668                    workspace,
3669                })
3670                .into()
3671            }
3672        };
3673
3674        if show_split {
3675            let input_max_raw = usage.max_tokens.saturating_sub(max_output_tokens);
3676            let output_max_raw = max_output_tokens;
3677
3678            let input_ratio = if input_max_raw > 0 {
3679                usage.input_tokens as f32 / input_max_raw as f32
3680            } else {
3681                0.0
3682            };
3683            let output_ratio = if output_max_raw > 0 {
3684                usage.output_tokens as f32 / output_max_raw as f32
3685            } else {
3686                0.0
3687            };
3688
3689            Some(
3690                h_flex()
3691                    .id("split_token_usage")
3692                    .flex_shrink_0()
3693                    .gap_1p5()
3694                    .mr_1()
3695                    .child(
3696                        h_flex()
3697                            .gap_0p5()
3698                            .child(
3699                                Icon::new(IconName::ArrowUp)
3700                                    .size(IconSize::XSmall)
3701                                    .color(Color::Muted),
3702                            )
3703                            .child(
3704                                CircularProgress::new(
3705                                    usage.input_tokens as f32,
3706                                    input_max_raw as f32,
3707                                    ring_size,
3708                                    cx,
3709                                )
3710                                .stroke_width(stroke_width)
3711                                .progress_color(progress_color(input_ratio)),
3712                            ),
3713                    )
3714                    .child(
3715                        h_flex()
3716                            .gap_0p5()
3717                            .child(
3718                                Icon::new(IconName::ArrowDown)
3719                                    .size(IconSize::XSmall)
3720                                    .color(Color::Muted),
3721                            )
3722                            .child(
3723                                CircularProgress::new(
3724                                    usage.output_tokens as f32,
3725                                    output_max_raw as f32,
3726                                    ring_size,
3727                                    cx,
3728                                )
3729                                .stroke_width(stroke_width)
3730                                .progress_color(progress_color(output_ratio)),
3731                            ),
3732                    )
3733                    .hoverable_tooltip(build_tooltip)
3734                    .into_any_element(),
3735            )
3736        } else {
3737            Some(
3738                h_flex()
3739                    .id("circular_progress_tokens")
3740                    .mt_px()
3741                    .mr_1()
3742                    .child(
3743                        CircularProgress::new(
3744                            usage.used_tokens as f32,
3745                            usage.max_tokens as f32,
3746                            ring_size,
3747                            cx,
3748                        )
3749                        .stroke_width(stroke_width)
3750                        .progress_color(progress_color(progress_ratio)),
3751                    )
3752                    .hoverable_tooltip(build_tooltip)
3753                    .into_any_element(),
3754            )
3755        }
3756    }
3757
3758    fn fast_mode_available(&self, cx: &Context<Self>) -> bool {
3759        if !cx.is_staff() {
3760            return false;
3761        }
3762        self.as_native_thread(cx)
3763            .and_then(|thread| thread.read(cx).model())
3764            .map(|model| model.supports_fast_mode())
3765            .unwrap_or(false)
3766    }
3767
3768    fn render_fast_mode_control(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
3769        if !self.fast_mode_available(cx) {
3770            return None;
3771        }
3772
3773        let thread = self.as_native_thread(cx)?.read(cx);
3774
3775        let (tooltip_label, color, icon) = if matches!(thread.speed(), Some(Speed::Fast)) {
3776            ("Disable Fast Mode", Color::Muted, IconName::FastForward)
3777        } else {
3778            (
3779                "Enable Fast Mode",
3780                Color::Custom(cx.theme().colors().icon_disabled.opacity(0.8)),
3781                IconName::FastForwardOff,
3782            )
3783        };
3784
3785        let focus_handle = self.message_editor.focus_handle(cx);
3786
3787        Some(
3788            IconButton::new("fast-mode", icon)
3789                .icon_size(IconSize::Small)
3790                .icon_color(color)
3791                .tooltip(move |_, cx| {
3792                    Tooltip::for_action_in(tooltip_label, &ToggleFastMode, &focus_handle, cx)
3793                })
3794                .on_click(cx.listener(move |this, _, _window, cx| {
3795                    this.toggle_fast_mode(cx);
3796                }))
3797                .into_any_element(),
3798        )
3799    }
3800
3801    fn render_thinking_control(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
3802        let thread = self.as_native_thread(cx)?.read(cx);
3803        let model = thread.model()?;
3804
3805        let supports_thinking = model.supports_thinking();
3806        if !supports_thinking {
3807            return None;
3808        }
3809
3810        let thinking = thread.thinking_enabled();
3811
3812        let (tooltip_label, icon, color) = if thinking {
3813            (
3814                "Disable Thinking Mode",
3815                IconName::ThinkingMode,
3816                Color::Muted,
3817            )
3818        } else {
3819            (
3820                "Enable Thinking Mode",
3821                IconName::ThinkingModeOff,
3822                Color::Custom(cx.theme().colors().icon_disabled.opacity(0.8)),
3823            )
3824        };
3825
3826        let focus_handle = self.message_editor.focus_handle(cx);
3827
3828        let thinking_toggle = IconButton::new("thinking-mode", icon)
3829            .icon_size(IconSize::Small)
3830            .icon_color(color)
3831            .tooltip(move |_, cx| {
3832                Tooltip::for_action_in(tooltip_label, &ToggleThinkingMode, &focus_handle, cx)
3833            })
3834            .on_click(cx.listener(move |this, _, _window, cx| {
3835                if let Some(thread) = this.as_native_thread(cx) {
3836                    thread.update(cx, |thread, cx| {
3837                        let enable_thinking = !thread.thinking_enabled();
3838                        thread.set_thinking_enabled(enable_thinking, cx);
3839
3840                        let fs = thread.project().read(cx).fs().clone();
3841                        update_settings_file(fs, cx, move |settings, _| {
3842                            if let Some(agent) = settings.agent.as_mut()
3843                                && let Some(default_model) = agent.default_model.as_mut()
3844                            {
3845                                default_model.enable_thinking = enable_thinking;
3846                            }
3847                        });
3848                    });
3849                }
3850            }));
3851
3852        if model.supported_effort_levels().is_empty() {
3853            return Some(thinking_toggle.into_any_element());
3854        }
3855
3856        if !model.supported_effort_levels().is_empty() && !thinking {
3857            return Some(thinking_toggle.into_any_element());
3858        }
3859
3860        let left_btn = thinking_toggle;
3861        let right_btn = self.render_effort_selector(
3862            model.supported_effort_levels(),
3863            thread.thinking_effort().cloned(),
3864            cx,
3865        );
3866
3867        Some(
3868            SplitButton::new(left_btn, right_btn.into_any_element())
3869                .style(SplitButtonStyle::Transparent)
3870                .into_any_element(),
3871        )
3872    }
3873
3874    fn render_effort_selector(
3875        &self,
3876        supported_effort_levels: Vec<LanguageModelEffortLevel>,
3877        selected_effort: Option<String>,
3878        cx: &Context<Self>,
3879    ) -> impl IntoElement {
3880        let weak_self = cx.weak_entity();
3881
3882        let default_effort_level = supported_effort_levels
3883            .iter()
3884            .find(|effort_level| effort_level.is_default)
3885            .cloned();
3886
3887        let selected = selected_effort.and_then(|effort| {
3888            supported_effort_levels
3889                .iter()
3890                .find(|level| level.value == effort)
3891                .cloned()
3892        });
3893
3894        let label = selected
3895            .clone()
3896            .or(default_effort_level)
3897            .map_or("Select Effort".into(), |effort| effort.name);
3898
3899        let (label_color, icon) = if self.thinking_effort_menu_handle.is_deployed() {
3900            (Color::Accent, IconName::ChevronUp)
3901        } else {
3902            (Color::Muted, IconName::ChevronDown)
3903        };
3904
3905        let focus_handle = self.message_editor.focus_handle(cx);
3906        let show_cycle_row = supported_effort_levels.len() > 1;
3907
3908        let tooltip = Tooltip::element({
3909            move |_, cx| {
3910                let mut content = v_flex().gap_1().child(
3911                    h_flex()
3912                        .gap_2()
3913                        .justify_between()
3914                        .child(Label::new("Change Thinking Effort"))
3915                        .child(KeyBinding::for_action_in(
3916                            &ToggleThinkingEffortMenu,
3917                            &focus_handle,
3918                            cx,
3919                        )),
3920                );
3921
3922                if show_cycle_row {
3923                    content = content.child(
3924                        h_flex()
3925                            .pt_1()
3926                            .gap_2()
3927                            .justify_between()
3928                            .border_t_1()
3929                            .border_color(cx.theme().colors().border_variant)
3930                            .child(Label::new("Cycle Thinking Effort"))
3931                            .child(KeyBinding::for_action_in(
3932                                &CycleThinkingEffort,
3933                                &focus_handle,
3934                                cx,
3935                            )),
3936                    );
3937                }
3938
3939                content.into_any_element()
3940            }
3941        });
3942
3943        PopoverMenu::new("effort-selector")
3944            .trigger_with_tooltip(
3945                ButtonLike::new_rounded_right("effort-selector-trigger")
3946                    .selected_style(ButtonStyle::Tinted(TintColor::Accent))
3947                    .child(Label::new(label).size(LabelSize::Small).color(label_color))
3948                    .child(Icon::new(icon).size(IconSize::XSmall).color(Color::Muted)),
3949                tooltip,
3950            )
3951            .menu(move |window, cx| {
3952                Some(ContextMenu::build(window, cx, |mut menu, _window, _cx| {
3953                    menu = menu.header("Change Thinking Effort");
3954
3955                    for effort_level in supported_effort_levels.clone() {
3956                        let is_selected = selected
3957                            .as_ref()
3958                            .is_some_and(|selected| selected.value == effort_level.value);
3959                        let entry = ContextMenuEntry::new(effort_level.name)
3960                            .toggleable(IconPosition::End, is_selected);
3961
3962                        menu.push_item(entry.handler({
3963                            let effort = effort_level.value.clone();
3964                            let weak_self = weak_self.clone();
3965                            move |_window, cx| {
3966                                let effort = effort.clone();
3967                                weak_self
3968                                    .update(cx, |this, cx| {
3969                                        if let Some(thread) = this.as_native_thread(cx) {
3970                                            thread.update(cx, |thread, cx| {
3971                                                thread.set_thinking_effort(
3972                                                    Some(effort.to_string()),
3973                                                    cx,
3974                                                );
3975
3976                                                let fs = thread.project().read(cx).fs().clone();
3977                                                update_settings_file(fs, cx, move |settings, _| {
3978                                                    if let Some(agent) = settings.agent.as_mut()
3979                                                        && let Some(default_model) =
3980                                                            agent.default_model.as_mut()
3981                                                    {
3982                                                        default_model.effort =
3983                                                            Some(effort.to_string());
3984                                                    }
3985                                                });
3986                                            });
3987                                        }
3988                                    })
3989                                    .ok();
3990                            }
3991                        }));
3992                    }
3993
3994                    menu
3995                }))
3996            })
3997            .with_handle(self.thinking_effort_menu_handle.clone())
3998            .offset(gpui::Point {
3999                x: px(0.0),
4000                y: px(-2.0),
4001            })
4002            .anchor(Corner::BottomLeft)
4003    }
4004
4005    fn render_send_button(&self, cx: &mut Context<Self>) -> AnyElement {
4006        let message_editor = self.message_editor.read(cx);
4007        let is_editor_empty = message_editor.is_empty(cx);
4008        let focus_handle = message_editor.focus_handle(cx);
4009
4010        let is_generating = self.thread.read(cx).status() != ThreadStatus::Idle;
4011
4012        if self.is_loading_contents {
4013            div()
4014                .id("loading-message-content")
4015                .px_1()
4016                .tooltip(Tooltip::text("Loading Added Context…"))
4017                .child(loading_contents_spinner(IconSize::default()))
4018                .into_any_element()
4019        } else if is_generating && is_editor_empty {
4020            IconButton::new("stop-generation", IconName::Stop)
4021                .icon_color(Color::Error)
4022                .style(ButtonStyle::Tinted(TintColor::Error))
4023                .tooltip(move |_window, cx| {
4024                    Tooltip::for_action("Stop Generation", &editor::actions::Cancel, cx)
4025                })
4026                .on_click(cx.listener(|this, _event, _, cx| this.cancel_generation(cx)))
4027                .into_any_element()
4028        } else {
4029            let send_icon = if is_generating {
4030                IconName::QueueMessage
4031            } else {
4032                IconName::Send
4033            };
4034            IconButton::new("send-message", send_icon)
4035                .style(ButtonStyle::Filled)
4036                .map(|this| {
4037                    if is_editor_empty && !is_generating {
4038                        this.disabled(true).icon_color(Color::Muted)
4039                    } else {
4040                        this.icon_color(Color::Accent)
4041                    }
4042                })
4043                .tooltip(move |_window, cx| {
4044                    if is_editor_empty && !is_generating {
4045                        Tooltip::for_action("Type to Send", &Chat, cx)
4046                    } else if is_generating {
4047                        let focus_handle = focus_handle.clone();
4048
4049                        Tooltip::element(move |_window, cx| {
4050                            v_flex()
4051                                .gap_1()
4052                                .child(
4053                                    h_flex()
4054                                        .gap_2()
4055                                        .justify_between()
4056                                        .child(Label::new("Queue and Send"))
4057                                        .child(KeyBinding::for_action_in(&Chat, &focus_handle, cx)),
4058                                )
4059                                .child(
4060                                    h_flex()
4061                                        .pt_1()
4062                                        .gap_2()
4063                                        .justify_between()
4064                                        .border_t_1()
4065                                        .border_color(cx.theme().colors().border_variant)
4066                                        .child(Label::new("Send Immediately"))
4067                                        .child(KeyBinding::for_action_in(
4068                                            &SendImmediately,
4069                                            &focus_handle,
4070                                            cx,
4071                                        )),
4072                                )
4073                                .into_any_element()
4074                        })(_window, cx)
4075                    } else {
4076                        Tooltip::for_action("Send Message", &Chat, cx)
4077                    }
4078                })
4079                .on_click(cx.listener(|this, _, window, cx| {
4080                    this.send(window, cx);
4081                }))
4082                .into_any_element()
4083        }
4084    }
4085
4086    fn render_add_context_button(&mut self, cx: &mut Context<Self>) -> impl IntoElement {
4087        let focus_handle = self.message_editor.focus_handle(cx);
4088        let weak_self = cx.weak_entity();
4089
4090        PopoverMenu::new("add-context-menu")
4091            .trigger_with_tooltip(
4092                IconButton::new("add-context", IconName::Plus)
4093                    .icon_size(IconSize::Small)
4094                    .icon_color(Color::Muted),
4095                {
4096                    move |_window, cx| {
4097                        Tooltip::for_action_in(
4098                            "Add Context",
4099                            &OpenAddContextMenu,
4100                            &focus_handle,
4101                            cx,
4102                        )
4103                    }
4104                },
4105            )
4106            .anchor(Corner::BottomLeft)
4107            .with_handle(self.add_context_menu_handle.clone())
4108            .offset(gpui::Point {
4109                x: px(0.0),
4110                y: px(-2.0),
4111            })
4112            .menu(move |window, cx| {
4113                weak_self
4114                    .update(cx, |this, cx| this.build_add_context_menu(window, cx))
4115                    .ok()
4116            })
4117    }
4118
4119    fn build_add_context_menu(
4120        &self,
4121        window: &mut Window,
4122        cx: &mut Context<Self>,
4123    ) -> Entity<ContextMenu> {
4124        let message_editor = self.message_editor.clone();
4125        let workspace = self.workspace.clone();
4126        let session_capabilities = self.session_capabilities.read();
4127        let supports_images = session_capabilities.supports_images();
4128        let supports_embedded_context = session_capabilities.supports_embedded_context();
4129
4130        let has_editor_selection = workspace
4131            .upgrade()
4132            .and_then(|ws| {
4133                ws.read(cx)
4134                    .active_item(cx)
4135                    .and_then(|item| item.downcast::<Editor>())
4136            })
4137            .is_some_and(|editor| {
4138                editor.update(cx, |editor, cx| {
4139                    editor.has_non_empty_selection(&editor.display_snapshot(cx))
4140                })
4141            });
4142
4143        let has_terminal_selection = workspace
4144            .upgrade()
4145            .and_then(|ws| ws.read(cx).panel::<TerminalPanel>(cx))
4146            .is_some_and(|panel| !panel.read(cx).terminal_selections(cx).is_empty());
4147
4148        let has_selection = has_editor_selection || has_terminal_selection;
4149
4150        ContextMenu::build(window, cx, move |menu, _window, _cx| {
4151            menu.key_context("AddContextMenu")
4152                .header("Context")
4153                .item(
4154                    ContextMenuEntry::new("Files & Directories")
4155                        .icon(IconName::File)
4156                        .icon_color(Color::Muted)
4157                        .icon_size(IconSize::XSmall)
4158                        .handler({
4159                            let message_editor = message_editor.clone();
4160                            move |window, cx| {
4161                                message_editor.focus_handle(cx).focus(window, cx);
4162                                message_editor.update(cx, |editor, cx| {
4163                                    editor.insert_context_type("file", window, cx);
4164                                });
4165                            }
4166                        }),
4167                )
4168                .item(
4169                    ContextMenuEntry::new("Symbols")
4170                        .icon(IconName::Code)
4171                        .icon_color(Color::Muted)
4172                        .icon_size(IconSize::XSmall)
4173                        .handler({
4174                            let message_editor = message_editor.clone();
4175                            move |window, cx| {
4176                                message_editor.focus_handle(cx).focus(window, cx);
4177                                message_editor.update(cx, |editor, cx| {
4178                                    editor.insert_context_type("symbol", window, cx);
4179                                });
4180                            }
4181                        }),
4182                )
4183                .item(
4184                    ContextMenuEntry::new("Threads")
4185                        .icon(IconName::Thread)
4186                        .icon_color(Color::Muted)
4187                        .icon_size(IconSize::XSmall)
4188                        .handler({
4189                            let message_editor = message_editor.clone();
4190                            move |window, cx| {
4191                                message_editor.focus_handle(cx).focus(window, cx);
4192                                message_editor.update(cx, |editor, cx| {
4193                                    editor.insert_context_type("thread", window, cx);
4194                                });
4195                            }
4196                        }),
4197                )
4198                .item(
4199                    ContextMenuEntry::new("Rules")
4200                        .icon(IconName::Reader)
4201                        .icon_color(Color::Muted)
4202                        .icon_size(IconSize::XSmall)
4203                        .handler({
4204                            let message_editor = message_editor.clone();
4205                            move |window, cx| {
4206                                message_editor.focus_handle(cx).focus(window, cx);
4207                                message_editor.update(cx, |editor, cx| {
4208                                    editor.insert_context_type("rule", window, cx);
4209                                });
4210                            }
4211                        }),
4212                )
4213                .item(
4214                    ContextMenuEntry::new("Image")
4215                        .icon(IconName::Image)
4216                        .icon_color(Color::Muted)
4217                        .icon_size(IconSize::XSmall)
4218                        .disabled(!supports_images)
4219                        .handler({
4220                            let message_editor = message_editor.clone();
4221                            move |window, cx| {
4222                                message_editor.focus_handle(cx).focus(window, cx);
4223                                message_editor.update(cx, |editor, cx| {
4224                                    editor.add_images_from_picker(window, cx);
4225                                });
4226                            }
4227                        }),
4228                )
4229                .item(
4230                    ContextMenuEntry::new("Selection")
4231                        .icon(IconName::CursorIBeam)
4232                        .icon_color(Color::Muted)
4233                        .icon_size(IconSize::XSmall)
4234                        .disabled(!has_selection)
4235                        .handler({
4236                            move |window, cx| {
4237                                window.dispatch_action(
4238                                    zed_actions::agent::AddSelectionToThread.boxed_clone(),
4239                                    cx,
4240                                );
4241                            }
4242                        }),
4243                )
4244                .item(
4245                    ContextMenuEntry::new("Branch Diff")
4246                        .icon(IconName::GitBranch)
4247                        .icon_color(Color::Muted)
4248                        .icon_size(IconSize::XSmall)
4249                        .disabled(!supports_embedded_context)
4250                        .handler({
4251                            move |window, cx| {
4252                                message_editor.update(cx, |editor, cx| {
4253                                    editor.insert_branch_diff_crease(window, cx);
4254                                });
4255                            }
4256                        }),
4257                )
4258        })
4259    }
4260
4261    fn render_follow_toggle(&self, cx: &mut Context<Self>) -> impl IntoElement {
4262        let following = self.is_following(cx);
4263
4264        let tooltip_label = if following {
4265            if self.agent_id.as_ref() == agent::ZED_AGENT_ID.as_ref() {
4266                format!("Stop Following the {}", self.agent_id)
4267            } else {
4268                format!("Stop Following {}", self.agent_id)
4269            }
4270        } else {
4271            if self.agent_id.as_ref() == agent::ZED_AGENT_ID.as_ref() {
4272                format!("Follow the {}", self.agent_id)
4273            } else {
4274                format!("Follow {}", self.agent_id)
4275            }
4276        };
4277
4278        IconButton::new("follow-agent", IconName::Crosshair)
4279            .icon_size(IconSize::Small)
4280            .icon_color(Color::Muted)
4281            .toggle_state(following)
4282            .selected_icon_color(Some(Color::Custom(cx.theme().players().agent().cursor)))
4283            .tooltip(move |_window, cx| {
4284                if following {
4285                    Tooltip::for_action(tooltip_label.clone(), &Follow, cx)
4286                } else {
4287                    Tooltip::with_meta(
4288                        tooltip_label.clone(),
4289                        Some(&Follow),
4290                        "Track the agent's location as it reads and edits files.",
4291                        cx,
4292                    )
4293                }
4294            })
4295            .on_click(cx.listener(move |this, _, window, cx| {
4296                this.toggle_following(window, cx);
4297            }))
4298    }
4299}
4300
4301struct TokenUsageTooltip {
4302    percentage: String,
4303    used: String,
4304    max: String,
4305    input_tokens: String,
4306    output_tokens: String,
4307    input_max: String,
4308    output_max: String,
4309    show_split: bool,
4310    cost_label: Option<String>,
4311    separator_color: Color,
4312    user_rules_count: usize,
4313    first_user_rules_id: Option<uuid::Uuid>,
4314    project_rules_count: usize,
4315    project_entry_ids: Vec<ProjectEntryId>,
4316    workspace: WeakEntity<Workspace>,
4317}
4318
4319impl Render for TokenUsageTooltip {
4320    fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
4321        let separator_color = self.separator_color;
4322        let percentage = self.percentage.clone();
4323        let used = self.used.clone();
4324        let max = self.max.clone();
4325        let input_tokens = self.input_tokens.clone();
4326        let output_tokens = self.output_tokens.clone();
4327        let input_max = self.input_max.clone();
4328        let output_max = self.output_max.clone();
4329        let show_split = self.show_split;
4330        let cost_label = self.cost_label.clone();
4331        let user_rules_count = self.user_rules_count;
4332        let first_user_rules_id = self.first_user_rules_id;
4333        let project_rules_count = self.project_rules_count;
4334        let project_entry_ids = self.project_entry_ids.clone();
4335        let workspace = self.workspace.clone();
4336
4337        ui::tooltip_container(cx, move |container, cx| {
4338            container
4339                .min_w_40()
4340                .child(
4341                    Label::new("Context")
4342                        .color(Color::Muted)
4343                        .size(LabelSize::Small),
4344                )
4345                .when(!show_split, |this| {
4346                    this.child(
4347                        h_flex()
4348                            .gap_0p5()
4349                            .child(Label::new(percentage.clone()))
4350                            .child(Label::new("\u{2022}").color(separator_color).mx_1())
4351                            .child(Label::new(used.clone()))
4352                            .child(Label::new("/").color(separator_color))
4353                            .child(Label::new(max.clone()).color(Color::Muted)),
4354                    )
4355                })
4356                .when(show_split, |this| {
4357                    this.child(
4358                        v_flex()
4359                            .gap_0p5()
4360                            .child(
4361                                h_flex()
4362                                    .gap_0p5()
4363                                    .child(Label::new("Input:").color(Color::Muted).mr_0p5())
4364                                    .child(Label::new(input_tokens))
4365                                    .child(Label::new("/").color(separator_color))
4366                                    .child(Label::new(input_max).color(Color::Muted)),
4367                            )
4368                            .child(
4369                                h_flex()
4370                                    .gap_0p5()
4371                                    .child(Label::new("Output:").color(Color::Muted).mr_0p5())
4372                                    .child(Label::new(output_tokens))
4373                                    .child(Label::new("/").color(separator_color))
4374                                    .child(Label::new(output_max).color(Color::Muted)),
4375                            ),
4376                    )
4377                })
4378                .when_some(cost_label, |this, cost_label| {
4379                    this.child(
4380                        v_flex()
4381                            .mt_1p5()
4382                            .pt_1p5()
4383                            .gap_0p5()
4384                            .border_t_1()
4385                            .border_color(cx.theme().colors().border_variant)
4386                            .child(
4387                                Label::new("Cost")
4388                                    .color(Color::Muted)
4389                                    .size(LabelSize::Small),
4390                            )
4391                            .child(Label::new(cost_label)),
4392                    )
4393                })
4394                .when(
4395                    user_rules_count > 0 || project_rules_count > 0,
4396                    move |this| {
4397                        this.child(
4398                            v_flex()
4399                                .mt_1p5()
4400                                .pt_1p5()
4401                                .pb_0p5()
4402                                .gap_0p5()
4403                                .border_t_1()
4404                                .border_color(cx.theme().colors().border_variant)
4405                                .child(
4406                                    Label::new("Rules")
4407                                        .color(Color::Muted)
4408                                        .size(LabelSize::Small),
4409                                )
4410                                .child(
4411                                    v_flex()
4412                                        .mx_neg_1()
4413                                        .when(user_rules_count > 0, move |this| {
4414                                            this.child(
4415                                                Button::new(
4416                                                    "open-user-rules",
4417                                                    format!("{} user rules", user_rules_count),
4418                                                )
4419                                                .end_icon(
4420                                                    Icon::new(IconName::ArrowUpRight)
4421                                                        .color(Color::Muted)
4422                                                        .size(IconSize::XSmall),
4423                                                )
4424                                                .on_click(move |_, window, cx| {
4425                                                    window.dispatch_action(
4426                                                        Box::new(OpenRulesLibrary {
4427                                                            prompt_to_select: first_user_rules_id,
4428                                                        }),
4429                                                        cx,
4430                                                    );
4431                                                }),
4432                                            )
4433                                        })
4434                                        .when(project_rules_count > 0, move |this| {
4435                                            let workspace = workspace.clone();
4436                                            let project_entry_ids = project_entry_ids.clone();
4437                                            this.child(
4438                                                Button::new(
4439                                                    "open-project-rules",
4440                                                    format!(
4441                                                        "{} project rules",
4442                                                        project_rules_count
4443                                                    ),
4444                                                )
4445                                                .end_icon(
4446                                                    Icon::new(IconName::ArrowUpRight)
4447                                                        .color(Color::Muted)
4448                                                        .size(IconSize::XSmall),
4449                                                )
4450                                                .on_click(move |_, window, cx| {
4451                                                    let _ =
4452                                                        workspace.update(cx, |workspace, cx| {
4453                                                            let project =
4454                                                                workspace.project().read(cx);
4455                                                            let paths = project_entry_ids
4456                                                                .iter()
4457                                                                .flat_map(|id| {
4458                                                                    project.path_for_entry(*id, cx)
4459                                                                })
4460                                                                .collect::<Vec<_>>();
4461                                                            for path in paths {
4462                                                                workspace
4463                                                                    .open_path(
4464                                                                        path, None, true, window,
4465                                                                        cx,
4466                                                                    )
4467                                                                    .detach_and_log_err(cx);
4468                                                            }
4469                                                        });
4470                                                }),
4471                                            )
4472                                        }),
4473                                ),
4474                        )
4475                    },
4476                )
4477        })
4478    }
4479}
4480
4481impl ThreadView {
4482    fn render_entries(&mut self, cx: &mut Context<Self>) -> List {
4483        let max_content_width = AgentSettings::get_global(cx).max_content_width;
4484        let centered_container = move |content: AnyElement| {
4485            h_flex().w_full().justify_center().child(
4486                div()
4487                    .when_some(max_content_width, |this, max_w| this.max_w(max_w))
4488                    .w_full()
4489                    .child(content),
4490            )
4491        };
4492
4493        list(
4494            self.list_state.clone(),
4495            cx.processor(move |this, index: usize, window, cx| {
4496                let entries = this.thread.read(cx).entries();
4497                if let Some(entry) = entries.get(index) {
4498                    let rendered = this.render_entry(index, entries.len(), entry, window, cx);
4499                    centered_container(rendered.into_any_element()).into_any_element()
4500                } else if this.generating_indicator_in_list {
4501                    let confirmation = entries
4502                        .last()
4503                        .is_some_and(|entry| Self::is_waiting_for_confirmation(entry));
4504                    let rendered = this.render_generating(confirmation, cx);
4505                    centered_container(rendered.into_any_element()).into_any_element()
4506                } else {
4507                    Empty.into_any()
4508                }
4509            }),
4510        )
4511        .with_sizing_behavior(gpui::ListSizingBehavior::Auto)
4512        .flex_grow()
4513    }
4514
4515    fn render_entry(
4516        &self,
4517        entry_ix: usize,
4518        total_entries: usize,
4519        entry: &AgentThreadEntry,
4520        window: &Window,
4521        cx: &Context<Self>,
4522    ) -> AnyElement {
4523        let is_indented = entry.is_indented();
4524        let is_first_indented = is_indented
4525            && self
4526                .thread
4527                .read(cx)
4528                .entries()
4529                .get(entry_ix.saturating_sub(1))
4530                .is_none_or(|entry| !entry.is_indented());
4531
4532        let primary = match &entry {
4533            AgentThreadEntry::UserMessage(message) => {
4534                let Some(editor) = self
4535                    .entry_view_state
4536                    .read(cx)
4537                    .entry(entry_ix)
4538                    .and_then(|entry| entry.message_editor())
4539                    .cloned()
4540                else {
4541                    return Empty.into_any_element();
4542                };
4543
4544                let editing = self.editing_message == Some(entry_ix);
4545                let editor_focus = editor.focus_handle(cx).is_focused(window);
4546                let focus_border = cx.theme().colors().border_focused;
4547
4548                let has_checkpoint_button = message
4549                    .checkpoint
4550                    .as_ref()
4551                    .is_some_and(|checkpoint| checkpoint.show);
4552
4553                let is_subagent = self.is_subagent();
4554                let can_rewind = self.thread.read(cx).supports_truncate(cx);
4555                let is_editable = can_rewind && message.id.is_some() && !is_subagent;
4556                let agent_name = if is_subagent {
4557                    "subagents".into()
4558                } else {
4559                    self.agent_id.clone()
4560                };
4561
4562                v_flex()
4563                    .id(("user_message", entry_ix))
4564                    .map(|this| {
4565                        if is_first_indented {
4566                            this.pt_0p5()
4567                        } else {
4568                            this.pt_2()
4569                        }
4570                    })
4571                    .pb_3()
4572                    .px_2()
4573                    .gap_1p5()
4574                    .w_full()
4575                    .when(is_editable && has_checkpoint_button, |this| {
4576                        this.children(message.id.clone().map(|message_id| {
4577                            h_flex()
4578                                .px_3()
4579                                .gap_2()
4580                                .child(Divider::horizontal())
4581                                .child(
4582                                    Button::new("restore-checkpoint", "Restore Checkpoint")
4583                                        .start_icon(Icon::new(IconName::Undo).size(IconSize::XSmall).color(Color::Muted))
4584                                        .label_size(LabelSize::XSmall)
4585                                        .color(Color::Muted)
4586                                        .tooltip(Tooltip::text("Restores all files in the project to the content they had at this point in the conversation."))
4587                                        .on_click(cx.listener(move |this, _, _window, cx| {
4588                                            this.restore_checkpoint(&message_id, cx);
4589                                        }))
4590                                )
4591                                .child(Divider::horizontal())
4592                        }))
4593                    })
4594                    .child(
4595                        div()
4596                            .relative()
4597                            .child(
4598                                div()
4599                                    .py_3()
4600                                    .px_2()
4601                                    .rounded_md()
4602                                    .bg(cx.theme().colors().editor_background)
4603                                    .border_1()
4604                                    .when(is_indented, |this| {
4605                                        this.py_2().px_2().shadow_sm()
4606                                    })
4607                                    .border_color(cx.theme().colors().border)
4608                                    .map(|this| {
4609                                        if !is_editable {
4610                                            if is_subagent {
4611                                                return this.border_dashed();
4612                                            }
4613                                            return this;
4614                                        }
4615                                        if editing && editor_focus {
4616                                            return this.border_color(focus_border);
4617                                        }
4618                                        if editing && !editor_focus {
4619                                            return this.border_dashed()
4620                                        }
4621                                        this.shadow_md().hover(|s| {
4622                                            s.border_color(focus_border.opacity(0.8))
4623                                        })
4624                                    })
4625                                    .text_xs()
4626                                    .child(editor.clone().into_any_element())
4627                            )
4628                            .when(editor_focus, |this| {
4629                                let base_container = h_flex()
4630                                    .absolute()
4631                                    .top_neg_3p5()
4632                                    .right_3()
4633                                    .gap_1()
4634                                    .rounded_sm()
4635                                    .border_1()
4636                                    .border_color(cx.theme().colors().border)
4637                                    .bg(cx.theme().colors().editor_background)
4638                                    .overflow_hidden();
4639
4640                                let is_loading_contents = self.is_loading_contents;
4641                                if is_editable {
4642                                    this.child(
4643                                        base_container
4644                                            .child(
4645                                                IconButton::new("cancel", IconName::Close)
4646                                                    .disabled(is_loading_contents)
4647                                                    .icon_color(Color::Error)
4648                                                    .icon_size(IconSize::XSmall)
4649                                                    .on_click(cx.listener(Self::cancel_editing))
4650                                            )
4651                                            .child(
4652                                                if is_loading_contents {
4653                                                    div()
4654                                                        .id("loading-edited-message-content")
4655                                                        .tooltip(Tooltip::text("Loading Added Context…"))
4656                                                        .child(loading_contents_spinner(IconSize::XSmall))
4657                                                        .into_any_element()
4658                                                } else {
4659                                                    IconButton::new("regenerate", IconName::Return)
4660                                                        .icon_color(Color::Muted)
4661                                                        .icon_size(IconSize::XSmall)
4662                                                        .tooltip(Tooltip::text(
4663                                                            "Editing will restart the thread from this point."
4664                                                        ))
4665                                                        .on_click(cx.listener({
4666                                                            let editor = editor.clone();
4667                                                            move |this, _, window, cx| {
4668                                                                this.regenerate(
4669                                                                    entry_ix, editor.clone(), window, cx,
4670                                                                );
4671                                                            }
4672                                                        })).into_any_element()
4673                                                }
4674                                            )
4675                                    )
4676                                } else {
4677                                    this.child(
4678                                        base_container
4679                                            .border_dashed()
4680                                            .child(IconButton::new("non_editable", IconName::PencilUnavailable)
4681                                                .icon_size(IconSize::Small)
4682                                                .icon_color(Color::Muted)
4683                                                .style(ButtonStyle::Transparent)
4684                                                .tooltip(Tooltip::element({
4685                                                    let agent_name = agent_name.clone();
4686                                                    move |_, _| {
4687                                                        v_flex()
4688                                                            .gap_1()
4689                                                            .child(Label::new("Unavailable Editing"))
4690                                                            .child(
4691                                                                div().max_w_64().child(
4692                                                                    Label::new(format!(
4693                                                                        "Editing previous messages is not available for {} yet.",
4694                                                                        agent_name
4695                                                                    ))
4696                                                                    .size(LabelSize::Small)
4697                                                                    .color(Color::Muted),
4698                                                                ),
4699                                                            )
4700                                                            .into_any_element()
4701                                                    }
4702                                                }))),
4703                                    )
4704                                }
4705                            }),
4706                    )
4707                    .into_any()
4708            }
4709            AgentThreadEntry::AssistantMessage(AssistantMessage {
4710                chunks,
4711                indented: _,
4712                is_subagent_output: _,
4713            }) => {
4714                let mut is_blank = true;
4715                let is_last = entry_ix + 1 == total_entries;
4716
4717                let style = MarkdownStyle::themed(MarkdownFont::Agent, window, cx);
4718                let message_body = v_flex()
4719                    .w_full()
4720                    .gap_3()
4721                    .children(chunks.iter().enumerate().filter_map(
4722                        |(chunk_ix, chunk)| match chunk {
4723                            AssistantMessageChunk::Message { block } => {
4724                                block.markdown().and_then(|md| {
4725                                    let this_is_blank = md.read(cx).source().trim().is_empty();
4726                                    is_blank = is_blank && this_is_blank;
4727                                    if this_is_blank {
4728                                        return None;
4729                                    }
4730
4731                                    Some(
4732                                        self.render_markdown(md.clone(), style.clone())
4733                                            .into_any_element(),
4734                                    )
4735                                })
4736                            }
4737                            AssistantMessageChunk::Thought { block } => {
4738                                block.markdown().and_then(|md| {
4739                                    let this_is_blank = md.read(cx).source().trim().is_empty();
4740                                    is_blank = is_blank && this_is_blank;
4741                                    if this_is_blank {
4742                                        return None;
4743                                    }
4744                                    Some(
4745                                        self.render_thinking_block(
4746                                            entry_ix,
4747                                            chunk_ix,
4748                                            md.clone(),
4749                                            window,
4750                                            cx,
4751                                        )
4752                                        .into_any_element(),
4753                                    )
4754                                })
4755                            }
4756                        },
4757                    ))
4758                    .into_any();
4759
4760                if is_blank {
4761                    Empty.into_any()
4762                } else {
4763                    v_flex()
4764                        .px_5()
4765                        .py_1p5()
4766                        .when(is_last, |this| this.pb_4())
4767                        .w_full()
4768                        .text_ui(cx)
4769                        .child(self.render_message_context_menu(entry_ix, message_body, cx))
4770                        .when_some(
4771                            self.entry_view_state
4772                                .read(cx)
4773                                .entry(entry_ix)
4774                                .and_then(|entry| entry.focus_handle(cx)),
4775                            |this, handle| this.track_focus(&handle),
4776                        )
4777                        .into_any()
4778                }
4779            }
4780            AgentThreadEntry::ToolCall(tool_call) => {
4781                let tool_call = self.render_any_tool_call(
4782                    self.thread.read(cx).session_id(),
4783                    entry_ix,
4784                    tool_call,
4785                    &self.focus_handle(cx),
4786                    false,
4787                    window,
4788                    cx,
4789                );
4790
4791                if let Some(handle) = self
4792                    .entry_view_state
4793                    .read(cx)
4794                    .entry(entry_ix)
4795                    .and_then(|entry| entry.focus_handle(cx))
4796                {
4797                    tool_call.track_focus(&handle).into_any()
4798                } else {
4799                    tool_call.into_any()
4800                }
4801            }
4802            AgentThreadEntry::CompletedPlan(entries) => {
4803                self.render_completed_plan(entries, window, cx)
4804            }
4805        };
4806
4807        let is_subagent_output = self.is_subagent()
4808            && matches!(entry, AgentThreadEntry::AssistantMessage(msg) if msg.is_subagent_output);
4809
4810        let primary = if is_subagent_output {
4811            v_flex()
4812                .w_full()
4813                .child(
4814                    h_flex()
4815                        .id("subagent_output")
4816                        .px_5()
4817                        .py_1()
4818                        .gap_2()
4819                        .child(Divider::horizontal())
4820                        .child(
4821                            h_flex()
4822                                .gap_1()
4823                                .child(
4824                                    Icon::new(IconName::ForwardArrowUp)
4825                                        .color(Color::Muted)
4826                                        .size(IconSize::Small),
4827                                )
4828                                .child(
4829                                    Label::new("Subagent Output")
4830                                        .size(LabelSize::Custom(self.tool_name_font_size()))
4831                                        .color(Color::Muted),
4832                                ),
4833                        )
4834                        .child(Divider::horizontal())
4835                        .tooltip(Tooltip::text("Everything below this line was sent as output from this subagent to the main agent.")),
4836                )
4837                .child(primary)
4838                .into_any_element()
4839        } else {
4840            primary
4841        };
4842
4843        let thread = self.thread.clone();
4844
4845        let primary = if is_indented {
4846            let line_top = if is_first_indented {
4847                rems_from_px(-12.0)
4848            } else {
4849                rems_from_px(0.0)
4850            };
4851
4852            div()
4853                .relative()
4854                .w_full()
4855                .pl_5()
4856                .bg(cx.theme().colors().panel_background.opacity(0.2))
4857                .child(
4858                    div()
4859                        .absolute()
4860                        .left(rems_from_px(18.0))
4861                        .top(line_top)
4862                        .bottom_0()
4863                        .w_px()
4864                        .bg(cx.theme().colors().border.opacity(0.6)),
4865                )
4866                .child(primary)
4867                .into_any_element()
4868        } else {
4869            primary
4870        };
4871
4872        let needs_confirmation = Self::is_waiting_for_confirmation(entry);
4873
4874        let comments_editor = self.thread_feedback.comments_editor.clone();
4875
4876        let primary = if entry_ix + 1 == total_entries {
4877            v_flex()
4878                .w_full()
4879                .child(primary)
4880                .when(!needs_confirmation, |this| {
4881                    this.child(self.render_thread_controls(&thread, cx))
4882                })
4883                .when_some(comments_editor, |this, editor| {
4884                    this.child(Self::render_feedback_feedback_editor(editor, cx))
4885                })
4886                .into_any_element()
4887        } else {
4888            primary
4889        };
4890
4891        if let Some(editing_index) = self.editing_message
4892            && editing_index < entry_ix
4893        {
4894            let is_subagent = self.is_subagent();
4895
4896            let backdrop = div()
4897                .id(("backdrop", entry_ix))
4898                .size_full()
4899                .absolute()
4900                .inset_0()
4901                .bg(cx.theme().colors().panel_background)
4902                .opacity(0.8)
4903                .block_mouse_except_scroll()
4904                .on_click(cx.listener(Self::cancel_editing));
4905
4906            div()
4907                .relative()
4908                .child(primary)
4909                .when(!is_subagent, |this| this.child(backdrop))
4910                .into_any_element()
4911        } else {
4912            primary
4913        }
4914    }
4915
4916    fn render_feedback_feedback_editor(editor: Entity<Editor>, cx: &Context<Self>) -> Div {
4917        h_flex()
4918            .key_context("AgentFeedbackMessageEditor")
4919            .on_action(cx.listener(move |this, _: &menu::Cancel, _, cx| {
4920                this.thread_feedback.dismiss_comments();
4921                cx.notify();
4922            }))
4923            .on_action(cx.listener(move |this, _: &menu::Confirm, _window, cx| {
4924                this.submit_feedback_message(cx);
4925            }))
4926            .p_2()
4927            .mb_2()
4928            .mx_5()
4929            .gap_1()
4930            .rounded_md()
4931            .border_1()
4932            .border_color(cx.theme().colors().border)
4933            .bg(cx.theme().colors().editor_background)
4934            .child(div().w_full().child(editor))
4935            .child(
4936                h_flex()
4937                    .child(
4938                        IconButton::new("dismiss-feedback-message", IconName::Close)
4939                            .icon_color(Color::Error)
4940                            .icon_size(IconSize::XSmall)
4941                            .shape(ui::IconButtonShape::Square)
4942                            .on_click(cx.listener(move |this, _, _window, cx| {
4943                                this.thread_feedback.dismiss_comments();
4944                                cx.notify();
4945                            })),
4946                    )
4947                    .child(
4948                        IconButton::new("submit-feedback-message", IconName::Return)
4949                            .icon_size(IconSize::XSmall)
4950                            .shape(ui::IconButtonShape::Square)
4951                            .on_click(cx.listener(move |this, _, _window, cx| {
4952                                this.submit_feedback_message(cx);
4953                            })),
4954                    ),
4955            )
4956    }
4957
4958    fn render_thread_controls(
4959        &self,
4960        thread: &Entity<AcpThread>,
4961        cx: &Context<Self>,
4962    ) -> impl IntoElement {
4963        let is_generating = matches!(thread.read(cx).status(), ThreadStatus::Generating);
4964        if is_generating {
4965            return Empty.into_any_element();
4966        }
4967
4968        let open_as_markdown = IconButton::new("open-as-markdown", IconName::FileMarkdown)
4969            .shape(ui::IconButtonShape::Square)
4970            .icon_size(IconSize::Small)
4971            .icon_color(Color::Ignored)
4972            .tooltip(Tooltip::text("Open Thread as Markdown"))
4973            .on_click(cx.listener(move |this, _, window, cx| {
4974                if let Some(workspace) = this.workspace.upgrade() {
4975                    this.open_thread_as_markdown(workspace, window, cx)
4976                        .detach_and_log_err(cx);
4977                }
4978            }));
4979
4980        let scroll_to_recent_user_prompt =
4981            IconButton::new("scroll_to_recent_user_prompt", IconName::ForwardArrow)
4982                .shape(ui::IconButtonShape::Square)
4983                .icon_size(IconSize::Small)
4984                .icon_color(Color::Ignored)
4985                .tooltip(Tooltip::text("Scroll To Most Recent User Prompt"))
4986                .on_click(cx.listener(move |this, _, _, cx| {
4987                    this.scroll_to_most_recent_user_prompt(cx);
4988                }));
4989
4990        let scroll_to_top = IconButton::new("scroll_to_top", IconName::ArrowUp)
4991            .shape(ui::IconButtonShape::Square)
4992            .icon_size(IconSize::Small)
4993            .icon_color(Color::Ignored)
4994            .tooltip(Tooltip::text("Scroll To Top"))
4995            .on_click(cx.listener(move |this, _, _, cx| {
4996                this.scroll_to_top(cx);
4997            }));
4998
4999        let show_stats = AgentSettings::get_global(cx).show_turn_stats;
5000        let last_turn_clock = show_stats
5001            .then(|| {
5002                self.turn_fields
5003                    .last_turn_duration
5004                    .filter(|&duration| duration > STOPWATCH_THRESHOLD)
5005                    .map(|duration| {
5006                        Label::new(duration_alt_display(duration))
5007                            .size(LabelSize::Small)
5008                            .color(Color::Muted)
5009                    })
5010            })
5011            .flatten();
5012
5013        let last_turn_tokens_label = last_turn_clock
5014            .is_some()
5015            .then(|| {
5016                self.turn_fields
5017                    .last_turn_tokens
5018                    .filter(|&tokens| tokens > TOKEN_THRESHOLD)
5019                    .map(|tokens| {
5020                        Label::new(format!("{} tokens", crate::humanize_token_count(tokens)))
5021                            .size(LabelSize::Small)
5022                            .color(Color::Muted)
5023                    })
5024            })
5025            .flatten();
5026
5027        let mut container = h_flex()
5028            .w_full()
5029            .py_2()
5030            .px_5()
5031            .gap_px()
5032            .opacity(0.6)
5033            .hover(|s| s.opacity(1.))
5034            .justify_end()
5035            .when(
5036                last_turn_tokens_label.is_some() || last_turn_clock.is_some(),
5037                |this| {
5038                    this.child(
5039                        h_flex()
5040                            .gap_1()
5041                            .px_1()
5042                            .when_some(last_turn_tokens_label, |this, label| this.child(label))
5043                            .when_some(last_turn_clock, |this, label| this.child(label)),
5044                    )
5045                },
5046            );
5047
5048        let enable_thread_feedback = util::maybe!({
5049            let project = thread.read(cx).project().read(cx);
5050            let user_store = project.user_store();
5051            if let Some(configuration) = user_store.read(cx).current_organization_configuration() {
5052                if !configuration.is_agent_thread_feedback_enabled {
5053                    return false;
5054                }
5055            }
5056
5057            AgentSettings::get_global(cx).enable_feedback
5058                && self.thread.read(cx).connection().telemetry().is_some()
5059        });
5060
5061        if enable_thread_feedback {
5062            let feedback = self.thread_feedback.feedback;
5063
5064            let tooltip_meta = || {
5065                SharedString::new(
5066                    "Rating the thread sends all of your current conversation to the Zed team.",
5067                )
5068            };
5069
5070            container = container
5071                    .child(
5072                        IconButton::new("feedback-thumbs-up", IconName::ThumbsUp)
5073                            .shape(ui::IconButtonShape::Square)
5074                            .icon_size(IconSize::Small)
5075                            .icon_color(match feedback {
5076                                Some(ThreadFeedback::Positive) => Color::Accent,
5077                                _ => Color::Ignored,
5078                            })
5079                            .tooltip(move |window, cx| match feedback {
5080                                Some(ThreadFeedback::Positive) => {
5081                                    Tooltip::text("Thanks for your feedback!")(window, cx)
5082                                }
5083                                _ => {
5084                                    Tooltip::with_meta("Helpful Response", None, tooltip_meta(), cx)
5085                                }
5086                            })
5087                            .on_click(cx.listener(move |this, _, window, cx| {
5088                                this.handle_feedback_click(ThreadFeedback::Positive, window, cx);
5089                            })),
5090                    )
5091                    .child(
5092                        IconButton::new("feedback-thumbs-down", IconName::ThumbsDown)
5093                            .shape(ui::IconButtonShape::Square)
5094                            .icon_size(IconSize::Small)
5095                            .icon_color(match feedback {
5096                                Some(ThreadFeedback::Negative) => Color::Accent,
5097                                _ => Color::Ignored,
5098                            })
5099                            .tooltip(move |window, cx| match feedback {
5100                                Some(ThreadFeedback::Negative) => {
5101                                    Tooltip::text(
5102                                    "We appreciate your feedback and will use it to improve in the future.",
5103                                )(window, cx)
5104                                }
5105                                _ => {
5106                                    Tooltip::with_meta(
5107                                        "Not Helpful Response",
5108                                        None,
5109                                        tooltip_meta(),
5110                                        cx,
5111                                    )
5112                                }
5113                            })
5114                            .on_click(cx.listener(move |this, _, window, cx| {
5115                                this.handle_feedback_click(ThreadFeedback::Negative, window, cx);
5116                            })),
5117                    );
5118        }
5119
5120        if let Some(project) = self.project.upgrade()
5121            && let Some(server_view) = self.server_view.upgrade()
5122            && cx.has_flag::<AgentSharingFeatureFlag>()
5123            && project.read(cx).client().status().borrow().is_connected()
5124        {
5125            let button = if self.is_imported_thread(cx) {
5126                IconButton::new("sync-thread", IconName::ArrowCircle)
5127                    .shape(ui::IconButtonShape::Square)
5128                    .icon_size(IconSize::Small)
5129                    .icon_color(Color::Ignored)
5130                    .tooltip(Tooltip::text("Sync with source thread"))
5131                    .on_click(cx.listener(move |this, _, window, cx| {
5132                        this.sync_thread(project.clone(), server_view.clone(), window, cx);
5133                    }))
5134            } else {
5135                IconButton::new("share-thread", IconName::ArrowUpRight)
5136                    .shape(ui::IconButtonShape::Square)
5137                    .icon_size(IconSize::Small)
5138                    .icon_color(Color::Ignored)
5139                    .tooltip(Tooltip::text("Share Thread"))
5140                    .on_click(cx.listener(move |this, _, window, cx| {
5141                        this.share_thread(window, cx);
5142                    }))
5143            };
5144
5145            container = container.child(button);
5146        }
5147
5148        container
5149            .child(open_as_markdown)
5150            .child(scroll_to_recent_user_prompt)
5151            .child(scroll_to_top)
5152            .into_any_element()
5153    }
5154
5155    pub(crate) fn scroll_to_most_recent_user_prompt(&mut self, cx: &mut Context<Self>) {
5156        let entries = self.thread.read(cx).entries();
5157        if entries.is_empty() {
5158            return;
5159        }
5160
5161        // Find the most recent user message and scroll it to the top of the viewport.
5162        // (Fallback: if no user message exists, scroll to the bottom.)
5163        if let Some(ix) = entries
5164            .iter()
5165            .rposition(|entry| matches!(entry, AgentThreadEntry::UserMessage(_)))
5166        {
5167            self.list_state.scroll_to(ListOffset {
5168                item_ix: ix,
5169                offset_in_item: px(0.0),
5170            });
5171            cx.notify();
5172        } else {
5173            self.scroll_to_end(cx);
5174        }
5175    }
5176
5177    pub fn scroll_to_end(&mut self, cx: &mut Context<Self>) {
5178        self.list_state.scroll_to_end();
5179        cx.notify();
5180    }
5181
5182    fn handle_feedback_click(
5183        &mut self,
5184        feedback: ThreadFeedback,
5185        window: &mut Window,
5186        cx: &mut Context<Self>,
5187    ) {
5188        self.thread_feedback
5189            .submit(self.thread.clone(), feedback, window, cx);
5190        cx.notify();
5191    }
5192
5193    fn submit_feedback_message(&mut self, cx: &mut Context<Self>) {
5194        let thread = self.thread.clone();
5195        self.thread_feedback.submit_comments(thread, cx);
5196        cx.notify();
5197    }
5198
5199    pub(crate) fn scroll_to_top(&mut self, cx: &mut Context<Self>) {
5200        self.list_state.scroll_to(ListOffset::default());
5201        cx.notify();
5202    }
5203
5204    fn scroll_output_page_up(
5205        &mut self,
5206        _: &ScrollOutputPageUp,
5207        _window: &mut Window,
5208        cx: &mut Context<Self>,
5209    ) {
5210        let page_height = self.list_state.viewport_bounds().size.height;
5211        self.list_state.scroll_by(-page_height * 0.9);
5212        cx.notify();
5213    }
5214
5215    fn scroll_output_page_down(
5216        &mut self,
5217        _: &ScrollOutputPageDown,
5218        _window: &mut Window,
5219        cx: &mut Context<Self>,
5220    ) {
5221        let page_height = self.list_state.viewport_bounds().size.height;
5222        self.list_state.scroll_by(page_height * 0.9);
5223        cx.notify();
5224    }
5225
5226    fn scroll_output_line_up(
5227        &mut self,
5228        _: &ScrollOutputLineUp,
5229        window: &mut Window,
5230        cx: &mut Context<Self>,
5231    ) {
5232        self.list_state.scroll_by(-window.line_height() * 3.);
5233        cx.notify();
5234    }
5235
5236    fn scroll_output_line_down(
5237        &mut self,
5238        _: &ScrollOutputLineDown,
5239        window: &mut Window,
5240        cx: &mut Context<Self>,
5241    ) {
5242        self.list_state.scroll_by(window.line_height() * 3.);
5243        cx.notify();
5244    }
5245
5246    fn scroll_output_to_top(
5247        &mut self,
5248        _: &ScrollOutputToTop,
5249        _window: &mut Window,
5250        cx: &mut Context<Self>,
5251    ) {
5252        self.scroll_to_top(cx);
5253    }
5254
5255    fn scroll_output_to_bottom(
5256        &mut self,
5257        _: &ScrollOutputToBottom,
5258        _window: &mut Window,
5259        cx: &mut Context<Self>,
5260    ) {
5261        self.scroll_to_end(cx);
5262    }
5263
5264    fn scroll_output_to_previous_message(
5265        &mut self,
5266        _: &ScrollOutputToPreviousMessage,
5267        _window: &mut Window,
5268        cx: &mut Context<Self>,
5269    ) {
5270        let entries = self.thread.read(cx).entries();
5271        let current_ix = self.list_state.logical_scroll_top().item_ix;
5272        if let Some(target_ix) = (0..current_ix)
5273            .rev()
5274            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
5275        {
5276            self.list_state.scroll_to(ListOffset {
5277                item_ix: target_ix,
5278                offset_in_item: px(0.),
5279            });
5280            cx.notify();
5281        }
5282    }
5283
5284    fn scroll_output_to_next_message(
5285        &mut self,
5286        _: &ScrollOutputToNextMessage,
5287        _window: &mut Window,
5288        cx: &mut Context<Self>,
5289    ) {
5290        let entries = self.thread.read(cx).entries();
5291        let current_ix = self.list_state.logical_scroll_top().item_ix;
5292        if let Some(target_ix) = (current_ix + 1..entries.len())
5293            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
5294        {
5295            self.list_state.scroll_to(ListOffset {
5296                item_ix: target_ix,
5297                offset_in_item: px(0.),
5298            });
5299            cx.notify();
5300        }
5301    }
5302
5303    pub fn open_thread_as_markdown(
5304        &self,
5305        workspace: Entity<Workspace>,
5306        window: &mut Window,
5307        cx: &mut App,
5308    ) -> Task<Result<()>> {
5309        let markdown_language_task = workspace
5310            .read(cx)
5311            .app_state()
5312            .languages
5313            .language_for_name("Markdown");
5314
5315        let thread = self.thread.read(cx);
5316        let thread_title = thread
5317            .title()
5318            .unwrap_or_else(|| DEFAULT_THREAD_TITLE.into())
5319            .to_string();
5320        let markdown = thread.to_markdown(cx);
5321
5322        let project = workspace.read(cx).project().clone();
5323        window.spawn(cx, async move |cx| {
5324            let markdown_language = markdown_language_task.await?;
5325
5326            let buffer = project
5327                .update(cx, |project, cx| {
5328                    project.create_buffer(Some(markdown_language), false, cx)
5329                })
5330                .await?;
5331
5332            buffer.update(cx, |buffer, cx| {
5333                buffer.set_text(markdown, cx);
5334                buffer.set_capability(language::Capability::ReadWrite, cx);
5335            });
5336
5337            workspace.update_in(cx, |workspace, window, cx| {
5338                let buffer = cx
5339                    .new(|cx| MultiBuffer::singleton(buffer, cx).with_title(thread_title.clone()));
5340
5341                workspace.add_item_to_active_pane(
5342                    Box::new(cx.new(|cx| {
5343                        let mut editor =
5344                            Editor::for_multibuffer(buffer, Some(project.clone()), window, cx);
5345                        editor.set_breadcrumb_header(thread_title);
5346                        editor.disable_mouse_wheel_zoom();
5347                        editor
5348                    })),
5349                    None,
5350                    true,
5351                    window,
5352                    cx,
5353                );
5354            })?;
5355            anyhow::Ok(())
5356        })
5357    }
5358
5359    pub(crate) fn sync_editor_mode_for_empty_state(&mut self, cx: &mut Context<Self>) {
5360        let has_messages = self.list_state.item_count() > 0;
5361        let v2_empty_state = !has_messages;
5362
5363        let mode = if v2_empty_state {
5364            EditorMode::Full {
5365                scale_ui_elements_with_buffer_font_size: false,
5366                show_active_line_background: false,
5367                sizing_behavior: SizingBehavior::Default,
5368            }
5369        } else {
5370            EditorMode::AutoHeight {
5371                min_lines: AgentSettings::get_global(cx).message_editor_min_lines,
5372                max_lines: Some(AgentSettings::get_global(cx).set_message_editor_max_lines()),
5373            }
5374        };
5375        self.message_editor.update(cx, |editor, cx| {
5376            editor.set_mode(mode, cx);
5377        });
5378    }
5379
5380    /// Ensures the list item count includes (or excludes) an extra item for the generating indicator
5381    pub(crate) fn sync_generating_indicator(&mut self, cx: &App) {
5382        let is_generating = matches!(self.thread.read(cx).status(), ThreadStatus::Generating);
5383
5384        if is_generating && !self.generating_indicator_in_list {
5385            let entries_count = self.thread.read(cx).entries().len();
5386            self.list_state.splice(entries_count..entries_count, 1);
5387            self.generating_indicator_in_list = true;
5388        } else if !is_generating && self.generating_indicator_in_list {
5389            let entries_count = self.thread.read(cx).entries().len();
5390            self.list_state.splice(entries_count..entries_count + 1, 0);
5391            self.generating_indicator_in_list = false;
5392        }
5393    }
5394
5395    fn render_generating(&self, confirmation: bool, cx: &App) -> impl IntoElement {
5396        let show_stats = AgentSettings::get_global(cx).show_turn_stats;
5397        let elapsed_label = show_stats
5398            .then(|| {
5399                self.turn_fields.turn_started_at.and_then(|started_at| {
5400                    let elapsed = started_at.elapsed();
5401                    (elapsed > STOPWATCH_THRESHOLD).then(|| duration_alt_display(elapsed))
5402                })
5403            })
5404            .flatten();
5405
5406        let is_blocked_on_terminal_command =
5407            !confirmation && self.is_blocked_on_terminal_command(cx);
5408        let is_waiting = confirmation || self.thread.read(cx).has_in_progress_tool_calls();
5409
5410        let turn_tokens_label = elapsed_label
5411            .is_some()
5412            .then(|| {
5413                self.turn_fields
5414                    .turn_tokens
5415                    .filter(|&tokens| tokens > TOKEN_THRESHOLD)
5416                    .map(|tokens| crate::humanize_token_count(tokens))
5417            })
5418            .flatten();
5419
5420        let arrow_icon = if is_waiting {
5421            IconName::ArrowUp
5422        } else {
5423            IconName::ArrowDown
5424        };
5425
5426        h_flex()
5427            .id("generating-spinner")
5428            .py_2()
5429            .px(rems_from_px(22.))
5430            .gap_2()
5431            .map(|this| {
5432                if confirmation {
5433                    this.child(
5434                        h_flex()
5435                            .w_2()
5436                            .justify_center()
5437                            .child(GeneratingSpinnerElement::new(SpinnerVariant::Sand)),
5438                    )
5439                    .child(
5440                        div().min_w(rems(8.)).child(
5441                            LoadingLabel::new("Awaiting Confirmation")
5442                                .size(LabelSize::Small)
5443                                .color(Color::Muted),
5444                        ),
5445                    )
5446                } else if is_blocked_on_terminal_command {
5447                    this
5448                } else {
5449                    this.child(
5450                        h_flex()
5451                            .w_2()
5452                            .justify_center()
5453                            .child(GeneratingSpinnerElement::new(SpinnerVariant::Dots)),
5454                    )
5455                }
5456            })
5457            .when_some(elapsed_label, |this, elapsed| {
5458                this.child(
5459                    Label::new(elapsed)
5460                        .size(LabelSize::Small)
5461                        .color(Color::Muted),
5462                )
5463            })
5464            .when_some(turn_tokens_label, |this, tokens| {
5465                this.child(
5466                    h_flex()
5467                        .gap_0p5()
5468                        .child(
5469                            Icon::new(arrow_icon)
5470                                .size(IconSize::XSmall)
5471                                .color(Color::Muted),
5472                        )
5473                        .child(
5474                            Label::new(format!("{} tokens", tokens))
5475                                .size(LabelSize::Small)
5476                                .color(Color::Muted),
5477                        ),
5478                )
5479            })
5480            .into_any_element()
5481    }
5482
5483    pub(crate) fn auto_expand_streaming_thought(&mut self, cx: &mut Context<Self>) {
5484        let thinking_display = AgentSettings::get_global(cx).thinking_display;
5485
5486        if !matches!(
5487            thinking_display,
5488            ThinkingBlockDisplay::Auto | ThinkingBlockDisplay::Preview
5489        ) {
5490            return;
5491        }
5492
5493        let key = {
5494            let thread = self.thread.read(cx);
5495            if thread.status() != ThreadStatus::Generating {
5496                return;
5497            }
5498            let entries = thread.entries();
5499            let last_ix = entries.len().saturating_sub(1);
5500            match entries.get(last_ix) {
5501                Some(AgentThreadEntry::AssistantMessage(msg)) => match msg.chunks.last() {
5502                    Some(AssistantMessageChunk::Thought { .. }) => {
5503                        Some((last_ix, msg.chunks.len() - 1))
5504                    }
5505                    _ => None,
5506                },
5507                _ => None,
5508            }
5509        };
5510
5511        if let Some(key) = key {
5512            if self.auto_expanded_thinking_block != Some(key) {
5513                self.auto_expanded_thinking_block = Some(key);
5514                self.expanded_thinking_blocks.insert(key);
5515                cx.notify();
5516            }
5517        } else if self.auto_expanded_thinking_block.is_some() {
5518            if thinking_display == ThinkingBlockDisplay::Auto {
5519                if let Some(key) = self.auto_expanded_thinking_block {
5520                    if !self.user_toggled_thinking_blocks.contains(&key) {
5521                        self.expanded_thinking_blocks.remove(&key);
5522                    }
5523                }
5524            }
5525            self.auto_expanded_thinking_block = None;
5526            cx.notify();
5527        }
5528    }
5529
5530    pub(crate) fn clear_auto_expand_tracking(&mut self) {
5531        self.auto_expanded_thinking_block = None;
5532    }
5533
5534    fn toggle_thinking_block_expansion(&mut self, key: (usize, usize), cx: &mut Context<Self>) {
5535        let thinking_display = AgentSettings::get_global(cx).thinking_display;
5536
5537        match thinking_display {
5538            ThinkingBlockDisplay::Auto => {
5539                let is_open = self.expanded_thinking_blocks.contains(&key)
5540                    || self.user_toggled_thinking_blocks.contains(&key);
5541
5542                if is_open {
5543                    self.expanded_thinking_blocks.remove(&key);
5544                    self.user_toggled_thinking_blocks.remove(&key);
5545                } else {
5546                    self.expanded_thinking_blocks.insert(key);
5547                    self.user_toggled_thinking_blocks.insert(key);
5548                }
5549            }
5550            ThinkingBlockDisplay::Preview => {
5551                let is_user_expanded = self.user_toggled_thinking_blocks.contains(&key);
5552                let is_in_expanded_set = self.expanded_thinking_blocks.contains(&key);
5553
5554                if is_user_expanded {
5555                    self.user_toggled_thinking_blocks.remove(&key);
5556                    self.expanded_thinking_blocks.remove(&key);
5557                } else if is_in_expanded_set {
5558                    self.user_toggled_thinking_blocks.insert(key);
5559                } else {
5560                    self.expanded_thinking_blocks.insert(key);
5561                    self.user_toggled_thinking_blocks.insert(key);
5562                }
5563            }
5564            ThinkingBlockDisplay::AlwaysExpanded => {
5565                if self.user_toggled_thinking_blocks.contains(&key) {
5566                    self.user_toggled_thinking_blocks.remove(&key);
5567                } else {
5568                    self.user_toggled_thinking_blocks.insert(key);
5569                }
5570            }
5571            ThinkingBlockDisplay::AlwaysCollapsed => {
5572                if self.user_toggled_thinking_blocks.contains(&key) {
5573                    self.user_toggled_thinking_blocks.remove(&key);
5574                    self.expanded_thinking_blocks.remove(&key);
5575                } else {
5576                    self.expanded_thinking_blocks.insert(key);
5577                    self.user_toggled_thinking_blocks.insert(key);
5578                }
5579            }
5580        }
5581
5582        cx.notify();
5583    }
5584
5585    fn render_thinking_block(
5586        &self,
5587        entry_ix: usize,
5588        chunk_ix: usize,
5589        chunk: Entity<Markdown>,
5590        window: &Window,
5591        cx: &Context<Self>,
5592    ) -> AnyElement {
5593        let header_id = SharedString::from(format!("thinking-block-header-{}", entry_ix));
5594        let card_header_id = SharedString::from("inner-card-header");
5595
5596        let key = (entry_ix, chunk_ix);
5597
5598        let thinking_display = AgentSettings::get_global(cx).thinking_display;
5599        let is_user_toggled = self.user_toggled_thinking_blocks.contains(&key);
5600        let is_in_expanded_set = self.expanded_thinking_blocks.contains(&key);
5601
5602        let (is_open, is_constrained) = match thinking_display {
5603            ThinkingBlockDisplay::Auto => {
5604                let is_open = is_user_toggled || is_in_expanded_set;
5605                (is_open, false)
5606            }
5607            ThinkingBlockDisplay::Preview => {
5608                let is_open = is_user_toggled || is_in_expanded_set;
5609                let is_constrained = is_in_expanded_set && !is_user_toggled;
5610                (is_open, is_constrained)
5611            }
5612            ThinkingBlockDisplay::AlwaysExpanded => (!is_user_toggled, false),
5613            ThinkingBlockDisplay::AlwaysCollapsed => (is_user_toggled, false),
5614        };
5615
5616        let should_auto_scroll = self.auto_expanded_thinking_block == Some(key);
5617
5618        let scroll_handle = self
5619            .entry_view_state
5620            .read(cx)
5621            .entry(entry_ix)
5622            .and_then(|entry| entry.scroll_handle_for_assistant_message_chunk(chunk_ix));
5623
5624        if should_auto_scroll {
5625            if let Some(ref handle) = scroll_handle {
5626                handle.scroll_to_bottom();
5627            }
5628        }
5629
5630        let panel_bg = cx.theme().colors().panel_background;
5631
5632        v_flex()
5633            .gap_1()
5634            .child(
5635                h_flex()
5636                    .id(header_id)
5637                    .group(&card_header_id)
5638                    .relative()
5639                    .w_full()
5640                    .pr_1()
5641                    .justify_between()
5642                    .child(
5643                        h_flex()
5644                            .h(window.line_height() - px(2.))
5645                            .gap_1p5()
5646                            .overflow_hidden()
5647                            .child(
5648                                Icon::new(IconName::ToolThink)
5649                                    .size(IconSize::Small)
5650                                    .color(Color::Muted),
5651                            )
5652                            .child(
5653                                div()
5654                                    .text_size(self.tool_name_font_size())
5655                                    .text_color(cx.theme().colors().text_muted)
5656                                    .child("Thinking"),
5657                            ),
5658                    )
5659                    .child(
5660                        Disclosure::new(("expand", entry_ix), is_open)
5661                            .opened_icon(IconName::ChevronUp)
5662                            .closed_icon(IconName::ChevronDown)
5663                            .visible_on_hover(&card_header_id)
5664                            .on_click(cx.listener(
5665                                move |this, _event: &ClickEvent, _window, cx| {
5666                                    this.toggle_thinking_block_expansion(key, cx);
5667                                },
5668                            )),
5669                    )
5670                    .on_click(cx.listener(move |this, _event: &ClickEvent, _window, cx| {
5671                        this.toggle_thinking_block_expansion(key, cx);
5672                    })),
5673            )
5674            .when(is_open, |this| {
5675                this.child(
5676                    div()
5677                        .when(is_constrained, |this| this.relative())
5678                        .child(
5679                            div()
5680                                .id(("thinking-content", chunk_ix))
5681                                .ml_1p5()
5682                                .pl_3p5()
5683                                .border_l_1()
5684                                .border_color(self.tool_card_border_color(cx))
5685                                .when(is_constrained, |this| this.max_h_64())
5686                                .when_some(scroll_handle, |this, scroll_handle| {
5687                                    this.track_scroll(&scroll_handle)
5688                                })
5689                                .overflow_hidden()
5690                                .child(self.render_markdown(
5691                                    chunk,
5692                                    MarkdownStyle::themed(MarkdownFont::Agent, window, cx),
5693                                )),
5694                        )
5695                        .when(is_constrained, |this| {
5696                            this.child(
5697                                div()
5698                                    .absolute()
5699                                    .inset_0()
5700                                    .size_full()
5701                                    .bg(linear_gradient(
5702                                        180.,
5703                                        linear_color_stop(panel_bg.opacity(0.8), 0.),
5704                                        linear_color_stop(panel_bg.opacity(0.), 0.1),
5705                                    ))
5706                                    .block_mouse_except_scroll(),
5707                            )
5708                        }),
5709                )
5710            })
5711            .into_any_element()
5712    }
5713
5714    fn render_message_context_menu(
5715        &self,
5716        entry_ix: usize,
5717        message_body: AnyElement,
5718        cx: &Context<Self>,
5719    ) -> AnyElement {
5720        let entity = cx.entity();
5721        let workspace = self.workspace.clone();
5722
5723        right_click_menu(format!("agent_context_menu-{}", entry_ix))
5724            .trigger(move |_, _, _| message_body)
5725            .menu(move |window, cx| {
5726                let focus = window.focused(cx);
5727                let entity = entity.clone();
5728                let workspace = workspace.clone();
5729
5730                ContextMenu::build(window, cx, move |menu, _, cx| {
5731                    let this = entity.read(cx);
5732                    let is_at_top = this.list_state.logical_scroll_top().item_ix == 0;
5733
5734                    let has_selection = this
5735                        .thread
5736                        .read(cx)
5737                        .entries()
5738                        .get(entry_ix)
5739                        .and_then(|entry| match &entry {
5740                            AgentThreadEntry::AssistantMessage(msg) => Some(&msg.chunks),
5741                            _ => None,
5742                        })
5743                        .map(|chunks| {
5744                            chunks.iter().any(|chunk| {
5745                                let md = match chunk {
5746                                    AssistantMessageChunk::Message { block } => block.markdown(),
5747                                    AssistantMessageChunk::Thought { block } => block.markdown(),
5748                                };
5749                                md.map_or(false, |m| m.read(cx).selected_text().is_some())
5750                            })
5751                        })
5752                        .unwrap_or(false);
5753
5754                    let copy_this_agent_response =
5755                        ContextMenuEntry::new("Copy This Agent Response").handler({
5756                            let entity = entity.clone();
5757                            move |_, cx| {
5758                                entity.update(cx, |this, cx| {
5759                                    let entries = this.thread.read(cx).entries();
5760                                    if let Some(text) =
5761                                        Self::get_agent_message_content(entries, entry_ix, cx)
5762                                    {
5763                                        cx.write_to_clipboard(ClipboardItem::new_string(text));
5764                                    }
5765                                });
5766                            }
5767                        });
5768
5769                    let scroll_item = if is_at_top {
5770                        ContextMenuEntry::new("Scroll to Bottom").handler({
5771                            let entity = entity.clone();
5772                            move |_, cx| {
5773                                entity.update(cx, |this, cx| {
5774                                    this.scroll_to_end(cx);
5775                                });
5776                            }
5777                        })
5778                    } else {
5779                        ContextMenuEntry::new("Scroll to Top").handler({
5780                            let entity = entity.clone();
5781                            move |_, cx| {
5782                                entity.update(cx, |this, cx| {
5783                                    this.scroll_to_top(cx);
5784                                });
5785                            }
5786                        })
5787                    };
5788
5789                    let open_thread_as_markdown = ContextMenuEntry::new("Open Thread as Markdown")
5790                        .handler({
5791                            let entity = entity.clone();
5792                            let workspace = workspace.clone();
5793                            move |window, cx| {
5794                                if let Some(workspace) = workspace.upgrade() {
5795                                    entity
5796                                        .update(cx, |this, cx| {
5797                                            this.open_thread_as_markdown(workspace, window, cx)
5798                                        })
5799                                        .detach_and_log_err(cx);
5800                                }
5801                            }
5802                        });
5803
5804                    menu.when_some(focus, |menu, focus| menu.context(focus))
5805                        .action_disabled_when(
5806                            !has_selection,
5807                            "Copy Selection",
5808                            Box::new(markdown::CopyAsMarkdown),
5809                        )
5810                        .item(copy_this_agent_response)
5811                        .separator()
5812                        .item(scroll_item)
5813                        .item(open_thread_as_markdown)
5814                })
5815            })
5816            .into_any_element()
5817    }
5818
5819    fn get_agent_message_content(
5820        entries: &[AgentThreadEntry],
5821        entry_index: usize,
5822        cx: &App,
5823    ) -> Option<String> {
5824        let entry = entries.get(entry_index)?;
5825        if matches!(entry, AgentThreadEntry::UserMessage(_)) {
5826            return None;
5827        }
5828
5829        let start_index = (0..entry_index)
5830            .rev()
5831            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
5832            .map(|i| i + 1)
5833            .unwrap_or(0);
5834
5835        let end_index = (entry_index + 1..entries.len())
5836            .find(|&i| matches!(entries.get(i), Some(AgentThreadEntry::UserMessage(_))))
5837            .map(|i| i - 1)
5838            .unwrap_or(entries.len() - 1);
5839
5840        let parts: Vec<String> = (start_index..=end_index)
5841            .filter_map(|i| entries.get(i))
5842            .filter_map(|entry| {
5843                if let AgentThreadEntry::AssistantMessage(message) = entry {
5844                    let text: String = message
5845                        .chunks
5846                        .iter()
5847                        .filter_map(|chunk| match chunk {
5848                            AssistantMessageChunk::Message { block } => {
5849                                let markdown = block.to_markdown(cx);
5850                                if markdown.trim().is_empty() {
5851                                    None
5852                                } else {
5853                                    Some(markdown.to_string())
5854                                }
5855                            }
5856                            AssistantMessageChunk::Thought { .. } => None,
5857                        })
5858                        .collect::<Vec<_>>()
5859                        .join("\n\n");
5860
5861                    if text.is_empty() { None } else { Some(text) }
5862                } else {
5863                    None
5864                }
5865            })
5866            .collect();
5867
5868        let text = parts.join("\n\n");
5869        if text.is_empty() { None } else { Some(text) }
5870    }
5871
5872    fn is_blocked_on_terminal_command(&self, cx: &App) -> bool {
5873        let thread = self.thread.read(cx);
5874        if !matches!(thread.status(), ThreadStatus::Generating) {
5875            return false;
5876        }
5877
5878        let mut has_running_terminal_call = false;
5879
5880        for entry in thread.entries().iter().rev() {
5881            match entry {
5882                AgentThreadEntry::UserMessage(_) => break,
5883                AgentThreadEntry::ToolCall(tool_call)
5884                    if matches!(
5885                        tool_call.status,
5886                        ToolCallStatus::InProgress | ToolCallStatus::Pending
5887                    ) =>
5888                {
5889                    if matches!(tool_call.kind, acp::ToolKind::Execute) {
5890                        has_running_terminal_call = true;
5891                    } else {
5892                        return false;
5893                    }
5894                }
5895                AgentThreadEntry::ToolCall(_)
5896                | AgentThreadEntry::AssistantMessage(_)
5897                | AgentThreadEntry::CompletedPlan(_) => {}
5898            }
5899        }
5900
5901        has_running_terminal_call
5902    }
5903
5904    fn render_collapsible_command(
5905        &self,
5906        group: SharedString,
5907        is_preview: bool,
5908        command_source: &str,
5909        cx: &Context<Self>,
5910    ) -> Div {
5911        v_flex()
5912            .group(group.clone())
5913            .p_1p5()
5914            .bg(self.tool_card_header_bg(cx))
5915            .when(is_preview, |this| {
5916                this.pt_1().child(
5917                    // Wrapping this label on a container with 24px height to avoid
5918                    // layout shift when it changes from being a preview label
5919                    // to the actual path where the command will run in
5920                    h_flex().h_6().child(
5921                        Label::new("Run Command")
5922                            .buffer_font(cx)
5923                            .size(LabelSize::XSmall)
5924                            .color(Color::Muted),
5925                    ),
5926                )
5927            })
5928            .children(command_source.lines().map(|line| {
5929                let text: SharedString = if line.is_empty() {
5930                    " ".into()
5931                } else {
5932                    line.to_string().into()
5933                };
5934
5935                Label::new(text).buffer_font(cx).size(LabelSize::Small)
5936            }))
5937            .child(
5938                div().absolute().top_1().right_1().child(
5939                    CopyButton::new("copy-command", command_source.to_string())
5940                        .tooltip_label("Copy Command")
5941                        .visible_on_hover(group),
5942                ),
5943            )
5944    }
5945
5946    fn render_terminal_tool_call(
5947        &self,
5948        active_session_id: &acp::SessionId,
5949        entry_ix: usize,
5950        terminal: &Entity<acp_thread::Terminal>,
5951        tool_call: &ToolCall,
5952        focus_handle: &FocusHandle,
5953        is_subagent: bool,
5954        window: &Window,
5955        cx: &Context<Self>,
5956    ) -> AnyElement {
5957        let terminal_data = terminal.read(cx);
5958        let working_dir = terminal_data.working_dir();
5959        let command = terminal_data.command();
5960        let started_at = terminal_data.started_at();
5961
5962        let tool_failed = matches!(
5963            &tool_call.status,
5964            ToolCallStatus::Rejected | ToolCallStatus::Canceled | ToolCallStatus::Failed
5965        );
5966
5967        let confirmation_options = match &tool_call.status {
5968            ToolCallStatus::WaitingForConfirmation { options, .. } => Some(options),
5969            _ => None,
5970        };
5971        let needs_confirmation = confirmation_options.is_some();
5972
5973        let output = terminal_data.output();
5974        let command_finished = output.is_some()
5975            && !matches!(
5976                tool_call.status,
5977                ToolCallStatus::InProgress | ToolCallStatus::Pending
5978            );
5979        let truncated_output =
5980            output.is_some_and(|output| output.original_content_len > output.content.len());
5981        let output_line_count = output.map(|output| output.content_line_count).unwrap_or(0);
5982
5983        let command_failed = command_finished
5984            && output.is_some_and(|o| o.exit_status.is_some_and(|status| !status.success()));
5985
5986        let time_elapsed = if let Some(output) = output {
5987            output.ended_at.duration_since(started_at)
5988        } else {
5989            started_at.elapsed()
5990        };
5991
5992        let header_id =
5993            SharedString::from(format!("terminal-tool-header-{}", terminal.entity_id()));
5994        let header_group = SharedString::from(format!(
5995            "terminal-tool-header-group-{}",
5996            terminal.entity_id()
5997        ));
5998        let header_bg = cx
5999            .theme()
6000            .colors()
6001            .element_background
6002            .blend(cx.theme().colors().editor_foreground.opacity(0.025));
6003        let border_color = cx.theme().colors().border.opacity(0.6);
6004
6005        let working_dir = working_dir
6006            .as_ref()
6007            .map(|path| path.display().to_string())
6008            .unwrap_or_else(|| "current directory".to_string());
6009
6010        // Since the command's source is wrapped in a markdown code block
6011        // (```\n...\n```), we need to strip that so we're left with only the
6012        // command's content.
6013        let command_source = command.read(cx).source();
6014        let command_content = command_source
6015            .strip_prefix("```\n")
6016            .and_then(|s| s.strip_suffix("\n```"))
6017            .unwrap_or(&command_source);
6018
6019        let command_element =
6020            self.render_collapsible_command(header_group.clone(), false, command_content, cx);
6021
6022        let is_expanded = self.expanded_tool_calls.contains(&tool_call.id);
6023
6024        let header = h_flex()
6025            .id(header_id)
6026            .pt_1()
6027            .pl_1p5()
6028            .pr_1()
6029            .flex_none()
6030            .gap_1()
6031            .justify_between()
6032            .rounded_t_md()
6033            .child(
6034                div()
6035                    .id(("command-target-path", terminal.entity_id()))
6036                    .w_full()
6037                    .max_w_full()
6038                    .overflow_x_scroll()
6039                    .child(
6040                        Label::new(working_dir)
6041                            .buffer_font(cx)
6042                            .size(LabelSize::XSmall)
6043                            .color(Color::Muted),
6044                    ),
6045            )
6046            .child(
6047                Disclosure::new(
6048                    SharedString::from(format!(
6049                        "terminal-tool-disclosure-{}",
6050                        terminal.entity_id()
6051                    )),
6052                    is_expanded,
6053                )
6054                .opened_icon(IconName::ChevronUp)
6055                .closed_icon(IconName::ChevronDown)
6056                .visible_on_hover(&header_group)
6057                .on_click(cx.listener({
6058                    let id = tool_call.id.clone();
6059                    move |this, _event, _window, cx| {
6060                        if is_expanded {
6061                            this.expanded_tool_calls.remove(&id);
6062                        } else {
6063                            this.expanded_tool_calls.insert(id.clone());
6064                        }
6065                        cx.notify();
6066                    }
6067                })),
6068            )
6069            .when(time_elapsed > Duration::from_secs(10), |header| {
6070                header.child(
6071                    Label::new(format!("({})", duration_alt_display(time_elapsed)))
6072                        .buffer_font(cx)
6073                        .color(Color::Muted)
6074                        .size(LabelSize::XSmall),
6075                )
6076            })
6077            .when(!command_finished && !needs_confirmation, |header| {
6078                header
6079                    .gap_1p5()
6080                    .child(
6081                        Icon::new(IconName::ArrowCircle)
6082                            .size(IconSize::XSmall)
6083                            .color(Color::Muted)
6084                            .with_rotate_animation(2)
6085                    )
6086                    .child(div().h(relative(0.6)).ml_1p5().child(Divider::vertical().color(DividerColor::Border)))
6087                    .child(
6088                        IconButton::new(
6089                            SharedString::from(format!("stop-terminal-{}", terminal.entity_id())),
6090                            IconName::Stop
6091                        )
6092                        .icon_size(IconSize::Small)
6093                        .icon_color(Color::Error)
6094                        .tooltip(move |_window, cx| {
6095                            Tooltip::with_meta(
6096                                "Stop This Command",
6097                                None,
6098                                "Also possible by placing your cursor inside the terminal and using regular terminal bindings.",
6099                                cx,
6100                            )
6101                        })
6102                        .on_click({
6103                            let terminal = terminal.clone();
6104                            cx.listener(move |this, _event, _window, cx| {
6105                                terminal.update(cx, |terminal, cx| {
6106                                    terminal.stop_by_user(cx);
6107                                });
6108                                if AgentSettings::get_global(cx).cancel_generation_on_terminal_stop {
6109                                    this.cancel_generation(cx);
6110                                }
6111                            })
6112                        }),
6113                    )
6114            })
6115            .when(truncated_output, |header| {
6116                let tooltip = if let Some(output) = output {
6117                    if output_line_count + 10 > terminal::MAX_SCROLL_HISTORY_LINES {
6118                       format!("Output exceeded terminal max lines and was \
6119                            truncated, the model received the first {}.", format_file_size(output.content.len() as u64, true))
6120                    } else {
6121                        format!(
6122                            "Output is {} long, and to avoid unexpected token usage, \
6123                                only {} was sent back to the agent.",
6124                            format_file_size(output.original_content_len as u64, true),
6125                             format_file_size(output.content.len() as u64, true)
6126                        )
6127                    }
6128                } else {
6129                    "Output was truncated".to_string()
6130                };
6131
6132                header.child(
6133                    h_flex()
6134                        .id(("terminal-tool-truncated-label", terminal.entity_id()))
6135                        .gap_1()
6136                        .child(
6137                            Icon::new(IconName::Info)
6138                                .size(IconSize::XSmall)
6139                                .color(Color::Ignored),
6140                        )
6141                        .child(
6142                            Label::new("Truncated")
6143                                .color(Color::Muted)
6144                                .size(LabelSize::XSmall),
6145                        )
6146                        .tooltip(Tooltip::text(tooltip)),
6147                )
6148            })
6149            .when(tool_failed || command_failed, |header| {
6150                header.child(
6151                    div()
6152                        .id(("terminal-tool-error-code-indicator", terminal.entity_id()))
6153                        .child(
6154                            Icon::new(IconName::Close)
6155                                .size(IconSize::Small)
6156                                .color(Color::Error),
6157                        )
6158                        .when_some(output.and_then(|o| o.exit_status), |this, status| {
6159                            this.tooltip(Tooltip::text(format!(
6160                                "Exited with code {}",
6161                                status.code().unwrap_or(-1),
6162                            )))
6163                        }),
6164                )
6165            })
6166;
6167
6168        let terminal_view = self
6169            .entry_view_state
6170            .read(cx)
6171            .entry(entry_ix)
6172            .and_then(|entry| entry.terminal(terminal));
6173
6174        v_flex()
6175            .when(!is_subagent, |this| {
6176                this.my_1p5()
6177                    .mx_5()
6178                    .border_1()
6179                    .when(tool_failed || command_failed, |card| card.border_dashed())
6180                    .border_color(border_color)
6181                    .rounded_md()
6182            })
6183            .overflow_hidden()
6184            .child(
6185                v_flex()
6186                    .group(&header_group)
6187                    .bg(header_bg)
6188                    .text_xs()
6189                    .child(header)
6190                    .child(command_element),
6191            )
6192            .when(is_expanded && terminal_view.is_some(), |this| {
6193                this.child(
6194                    div()
6195                        .pt_2()
6196                        .border_t_1()
6197                        .when(tool_failed || command_failed, |card| card.border_dashed())
6198                        .border_color(border_color)
6199                        .bg(cx.theme().colors().editor_background)
6200                        .rounded_b_md()
6201                        .text_ui_sm(cx)
6202                        .h_full()
6203                        .children(terminal_view.map(|terminal_view| {
6204                            let element = if terminal_view
6205                                .read(cx)
6206                                .content_mode(window, cx)
6207                                .is_scrollable()
6208                            {
6209                                div().h_72().child(terminal_view).into_any_element()
6210                            } else {
6211                                terminal_view.into_any_element()
6212                            };
6213
6214                            div()
6215                                .on_action(cx.listener(|_this, _: &NewTerminal, window, cx| {
6216                                    window.dispatch_action(NewThread.boxed_clone(), cx);
6217                                    cx.stop_propagation();
6218                                }))
6219                                .child(element)
6220                                .into_any_element()
6221                        })),
6222                )
6223            })
6224            .when_some(confirmation_options, |this, options| {
6225                let is_first = self.is_first_tool_call(active_session_id, &tool_call.id, cx);
6226                this.child(self.render_permission_buttons(
6227                    self.thread.read(cx).session_id().clone(),
6228                    is_first,
6229                    options,
6230                    entry_ix,
6231                    tool_call.id.clone(),
6232                    focus_handle,
6233                    cx,
6234                ))
6235            })
6236            .into_any()
6237    }
6238
6239    fn is_first_tool_call(
6240        &self,
6241        active_session_id: &acp::SessionId,
6242        tool_call_id: &acp::ToolCallId,
6243        cx: &App,
6244    ) -> bool {
6245        self.conversation
6246            .read(cx)
6247            .pending_tool_call(active_session_id, cx)
6248            .map_or(false, |(pending_session_id, pending_tool_call_id, _)| {
6249                self.thread.read(cx).session_id() == &pending_session_id
6250                    && tool_call_id == &pending_tool_call_id
6251            })
6252    }
6253
6254    fn render_any_tool_call(
6255        &self,
6256        active_session_id: &acp::SessionId,
6257        entry_ix: usize,
6258        tool_call: &ToolCall,
6259        focus_handle: &FocusHandle,
6260        is_subagent: bool,
6261        window: &Window,
6262        cx: &Context<Self>,
6263    ) -> Div {
6264        let has_terminals = tool_call.terminals().next().is_some();
6265
6266        div().w_full().map(|this| {
6267            if tool_call.is_subagent() {
6268                this.child(
6269                    self.render_subagent_tool_call(
6270                        active_session_id,
6271                        entry_ix,
6272                        tool_call,
6273                        tool_call
6274                            .subagent_session_info
6275                            .as_ref()
6276                            .map(|i| i.session_id.clone()),
6277                        focus_handle,
6278                        window,
6279                        cx,
6280                    ),
6281                )
6282            } else if has_terminals {
6283                this.children(tool_call.terminals().map(|terminal| {
6284                    self.render_terminal_tool_call(
6285                        active_session_id,
6286                        entry_ix,
6287                        terminal,
6288                        tool_call,
6289                        focus_handle,
6290                        is_subagent,
6291                        window,
6292                        cx,
6293                    )
6294                }))
6295            } else {
6296                this.child(self.render_tool_call(
6297                    active_session_id,
6298                    entry_ix,
6299                    tool_call,
6300                    focus_handle,
6301                    is_subagent,
6302                    window,
6303                    cx,
6304                ))
6305            }
6306        })
6307    }
6308
6309    fn render_tool_call(
6310        &self,
6311        active_session_id: &acp::SessionId,
6312        entry_ix: usize,
6313        tool_call: &ToolCall,
6314        focus_handle: &FocusHandle,
6315        is_subagent: bool,
6316        window: &Window,
6317        cx: &Context<Self>,
6318    ) -> Div {
6319        let has_location = tool_call.locations.len() == 1;
6320        let card_header_id = SharedString::from("inner-tool-call-header");
6321
6322        let failed_or_canceled = match &tool_call.status {
6323            ToolCallStatus::Rejected | ToolCallStatus::Canceled | ToolCallStatus::Failed => true,
6324            _ => false,
6325        };
6326
6327        let needs_confirmation = matches!(
6328            tool_call.status,
6329            ToolCallStatus::WaitingForConfirmation { .. }
6330        );
6331        let is_terminal_tool = matches!(tool_call.kind, acp::ToolKind::Execute);
6332
6333        let is_edit =
6334            matches!(tool_call.kind, acp::ToolKind::Edit) || tool_call.diffs().next().is_some();
6335
6336        let is_cancelled_edit = is_edit && matches!(tool_call.status, ToolCallStatus::Canceled);
6337        let (has_revealed_diff, tool_call_output_focus, tool_call_output_focus_handle) = tool_call
6338            .diffs()
6339            .next()
6340            .and_then(|diff| {
6341                let editor = self
6342                    .entry_view_state
6343                    .read(cx)
6344                    .entry(entry_ix)
6345                    .and_then(|entry| entry.editor_for_diff(diff))?;
6346                let has_revealed_diff = diff.read(cx).has_revealed_range(cx);
6347                let has_focus = editor.read(cx).is_focused(window);
6348                let focus_handle = editor.focus_handle(cx);
6349                Some((has_revealed_diff, has_focus, focus_handle))
6350            })
6351            .unwrap_or_else(|| (false, false, focus_handle.clone()));
6352
6353        let use_card_layout = needs_confirmation || is_edit || is_terminal_tool;
6354
6355        let has_image_content = tool_call.content.iter().any(|c| c.image().is_some());
6356        let is_collapsible = !tool_call.content.is_empty() && !needs_confirmation;
6357        let mut is_open = self.expanded_tool_calls.contains(&tool_call.id);
6358
6359        is_open |= needs_confirmation;
6360
6361        let should_show_raw_input = !is_terminal_tool && !is_edit && !has_image_content;
6362
6363        let input_output_header = |label: SharedString| {
6364            Label::new(label)
6365                .size(LabelSize::XSmall)
6366                .color(Color::Muted)
6367                .buffer_font(cx)
6368        };
6369
6370        let tool_output_display = if is_open {
6371            match &tool_call.status {
6372                ToolCallStatus::WaitingForConfirmation { options, .. } => v_flex()
6373                    .w_full()
6374                    .children(
6375                        tool_call
6376                            .content
6377                            .iter()
6378                            .enumerate()
6379                            .map(|(content_ix, content)| {
6380                                div()
6381                                    .child(self.render_tool_call_content(
6382                                        active_session_id,
6383                                        entry_ix,
6384                                        content,
6385                                        content_ix,
6386                                        tool_call,
6387                                        use_card_layout,
6388                                        has_image_content,
6389                                        failed_or_canceled,
6390                                        focus_handle,
6391                                        window,
6392                                        cx,
6393                                    ))
6394                                    .into_any_element()
6395                            }),
6396                    )
6397                    .when(should_show_raw_input, |this| {
6398                        let is_raw_input_expanded =
6399                            self.expanded_tool_call_raw_inputs.contains(&tool_call.id);
6400
6401                        let input_header = if is_raw_input_expanded {
6402                            "Raw Input:"
6403                        } else {
6404                            "View Raw Input"
6405                        };
6406
6407                        this.child(
6408                            v_flex()
6409                                .p_2()
6410                                .gap_1()
6411                                .border_t_1()
6412                                .border_color(self.tool_card_border_color(cx))
6413                                .child(
6414                                    h_flex()
6415                                        .id("disclosure_container")
6416                                        .pl_0p5()
6417                                        .gap_1()
6418                                        .justify_between()
6419                                        .rounded_xs()
6420                                        .hover(|s| s.bg(cx.theme().colors().element_hover))
6421                                        .child(input_output_header(input_header.into()))
6422                                        .child(
6423                                            Disclosure::new(
6424                                                ("raw-input-disclosure", entry_ix),
6425                                                is_raw_input_expanded,
6426                                            )
6427                                            .opened_icon(IconName::ChevronUp)
6428                                            .closed_icon(IconName::ChevronDown),
6429                                        )
6430                                        .on_click(cx.listener({
6431                                            let id = tool_call.id.clone();
6432
6433                                            move |this: &mut Self, _, _, cx| {
6434                                                if this.expanded_tool_call_raw_inputs.contains(&id)
6435                                                {
6436                                                    this.expanded_tool_call_raw_inputs.remove(&id);
6437                                                } else {
6438                                                    this.expanded_tool_call_raw_inputs
6439                                                        .insert(id.clone());
6440                                                }
6441                                                cx.notify();
6442                                            }
6443                                        })),
6444                                )
6445                                .when(is_raw_input_expanded, |this| {
6446                                    this.children(tool_call.raw_input_markdown.clone().map(
6447                                        |input| {
6448                                            self.render_markdown(
6449                                                input,
6450                                                MarkdownStyle::themed(
6451                                                    MarkdownFont::Agent,
6452                                                    window,
6453                                                    cx,
6454                                                ),
6455                                            )
6456                                        },
6457                                    ))
6458                                }),
6459                        )
6460                    })
6461                    .child(self.render_permission_buttons(
6462                        self.thread.read(cx).session_id().clone(),
6463                        self.is_first_tool_call(active_session_id, &tool_call.id, cx),
6464                        options,
6465                        entry_ix,
6466                        tool_call.id.clone(),
6467                        focus_handle,
6468                        cx,
6469                    ))
6470                    .into_any(),
6471                ToolCallStatus::Pending | ToolCallStatus::InProgress
6472                    if is_edit
6473                        && tool_call.content.is_empty()
6474                        && self.as_native_connection(cx).is_some() =>
6475                {
6476                    self.render_diff_loading(cx)
6477                }
6478                ToolCallStatus::Pending
6479                | ToolCallStatus::InProgress
6480                | ToolCallStatus::Completed
6481                | ToolCallStatus::Failed
6482                | ToolCallStatus::Canceled => v_flex()
6483                    .when(should_show_raw_input, |this| {
6484                        this.mt_1p5().w_full().child(
6485                            v_flex()
6486                                .ml(rems(0.4))
6487                                .px_3p5()
6488                                .pb_1()
6489                                .gap_1()
6490                                .border_l_1()
6491                                .border_color(self.tool_card_border_color(cx))
6492                                .child(input_output_header("Raw Input:".into()))
6493                                .children(tool_call.raw_input_markdown.clone().map(|input| {
6494                                    div().id(("tool-call-raw-input-markdown", entry_ix)).child(
6495                                        self.render_markdown(
6496                                            input,
6497                                            MarkdownStyle::themed(MarkdownFont::Agent, window, cx),
6498                                        ),
6499                                    )
6500                                }))
6501                                .child(input_output_header("Output:".into())),
6502                        )
6503                    })
6504                    .children(
6505                        tool_call
6506                            .content
6507                            .iter()
6508                            .enumerate()
6509                            .map(|(content_ix, content)| {
6510                                div().id(("tool-call-output", entry_ix)).child(
6511                                    self.render_tool_call_content(
6512                                        active_session_id,
6513                                        entry_ix,
6514                                        content,
6515                                        content_ix,
6516                                        tool_call,
6517                                        use_card_layout,
6518                                        has_image_content,
6519                                        failed_or_canceled,
6520                                        focus_handle,
6521                                        window,
6522                                        cx,
6523                                    ),
6524                                )
6525                            }),
6526                    )
6527                    .into_any(),
6528                ToolCallStatus::Rejected => Empty.into_any(),
6529            }
6530            .into()
6531        } else {
6532            None
6533        };
6534
6535        v_flex()
6536            .map(|this| {
6537                if is_subagent {
6538                    this
6539                } else if use_card_layout {
6540                    this.my_1p5()
6541                        .rounded_md()
6542                        .border_1()
6543                        .when(failed_or_canceled, |this| this.border_dashed())
6544                        .border_color(self.tool_card_border_color(cx))
6545                        .bg(cx.theme().colors().editor_background)
6546                        .overflow_hidden()
6547                } else {
6548                    this.my_1()
6549                }
6550            })
6551            .when(!is_subagent, |this| {
6552                this.map(|this| {
6553                    if has_location && !use_card_layout {
6554                        this.ml_4()
6555                    } else {
6556                        this.ml_5()
6557                    }
6558                })
6559                .mr_5()
6560            })
6561            .map(|this| {
6562                if is_terminal_tool {
6563                    let label_source = tool_call.label.read(cx).source();
6564                    this.child(self.render_collapsible_command(
6565                        card_header_id.clone(),
6566                        true,
6567                        label_source,
6568                        cx,
6569                    ))
6570                } else {
6571                    this.child(
6572                        h_flex()
6573                            .group(&card_header_id)
6574                            .relative()
6575                            .w_full()
6576                            .justify_between()
6577                            .when(use_card_layout, |this| {
6578                                this.p_0p5()
6579                                    .rounded_t(rems_from_px(5.))
6580                                    .bg(self.tool_card_header_bg(cx))
6581                            })
6582                            .child(self.render_tool_call_label(
6583                                entry_ix,
6584                                tool_call,
6585                                is_edit,
6586                                is_cancelled_edit,
6587                                has_revealed_diff,
6588                                use_card_layout,
6589                                window,
6590                                cx,
6591                            ))
6592                            .child(
6593                                h_flex()
6594                                    .when(is_collapsible || failed_or_canceled, |this| {
6595                                        let diff_for_discard = if has_revealed_diff
6596                                            && is_cancelled_edit
6597                                        {
6598                                            tool_call.diffs().next().cloned()
6599                                        } else {
6600                                            None
6601                                        };
6602
6603                                        this.child(
6604                                            h_flex()
6605                                                .pr_0p5()
6606                                                .gap_1()
6607                                                .when(is_collapsible, |this| {
6608                                                    this.child(
6609                                                        Disclosure::new(
6610                                                            ("expand-output", entry_ix),
6611                                                            is_open,
6612                                                        )
6613                                                        .opened_icon(IconName::ChevronUp)
6614                                                        .closed_icon(IconName::ChevronDown)
6615                                                        .visible_on_hover(&card_header_id)
6616                                                        .on_click(cx.listener({
6617                                                            let id = tool_call.id.clone();
6618                                                            move |this: &mut Self,
6619                                                                  _,
6620                                                                  _,
6621                                                                  cx: &mut Context<Self>| {
6622                                                                if is_open {
6623                                                                    this.expanded_tool_calls
6624                                                                        .remove(&id);
6625                                                                } else {
6626                                                                    this.expanded_tool_calls
6627                                                                        .insert(id.clone());
6628                                                                }
6629                                                                cx.notify();
6630                                                            }
6631                                                        })),
6632                                                    )
6633                                                })
6634                                                .when(failed_or_canceled, |this| {
6635                                                    if is_cancelled_edit && !has_revealed_diff {
6636                                                        this.child(
6637                                                            div()
6638                                                                .id(entry_ix)
6639                                                                .tooltip(Tooltip::text(
6640                                                                    "Interrupted Edit",
6641                                                                ))
6642                                                                .child(
6643                                                                    Icon::new(IconName::XCircle)
6644                                                                        .color(Color::Muted)
6645                                                                        .size(IconSize::Small),
6646                                                                ),
6647                                                        )
6648                                                    } else if is_cancelled_edit {
6649                                                        this
6650                                                    } else {
6651                                                        this.child(
6652                                                            Icon::new(IconName::Close)
6653                                                                .color(Color::Error)
6654                                                                .size(IconSize::Small),
6655                                                        )
6656                                                    }
6657                                                })
6658                                                .when_some(diff_for_discard, |this, diff| {
6659                                                    let tool_call_id = tool_call.id.clone();
6660                                                    let is_discarded = self
6661                                                        .discarded_partial_edits
6662                                                        .contains(&tool_call_id);
6663
6664                                                    this.when(!is_discarded, |this| {
6665                                                        this.child(
6666                                                            IconButton::new(
6667                                                                ("discard-partial-edit", entry_ix),
6668                                                                IconName::Undo,
6669                                                            )
6670                                                            .icon_size(IconSize::Small)
6671                                                            .tooltip(move |_, cx| {
6672                                                                Tooltip::with_meta(
6673                                                                    "Discard Interrupted Edit",
6674                                                                    None,
6675                                                                    "You can discard this interrupted partial edit and restore the original file content.",
6676                                                                    cx,
6677                                                                )
6678                                                            })
6679                                                            .on_click(cx.listener({
6680                                                                let tool_call_id =
6681                                                                    tool_call_id.clone();
6682                                                                move |this, _, _window, cx| {
6683                                                                    let diff_data = diff.read(cx);
6684                                                                    let base_text = diff_data
6685                                                                        .base_text()
6686                                                                        .clone();
6687                                                                    let buffer =
6688                                                                        diff_data.buffer().clone();
6689                                                                    buffer.update(
6690                                                                        cx,
6691                                                                        |buffer, cx| {
6692                                                                            buffer.set_text(
6693                                                                                base_text.as_ref(),
6694                                                                                cx,
6695                                                                            );
6696                                                                        },
6697                                                                    );
6698                                                                    this.discarded_partial_edits
6699                                                                        .insert(
6700                                                                            tool_call_id.clone(),
6701                                                                        );
6702                                                                    cx.notify();
6703                                                                }
6704                                                            })),
6705                                                        )
6706                                                    })
6707                                                }),
6708                                        )
6709                                    })
6710                                    .when(tool_call_output_focus, |this| {
6711                                        this.child(
6712                                            Button::new("open-file-button", "Open File")
6713                                                .style(ButtonStyle::Outlined)
6714                                                .label_size(LabelSize::Small)
6715                                                .key_binding(
6716                                                    KeyBinding::for_action_in(&OpenExcerpts, &tool_call_output_focus_handle, cx)
6717                                                        .map(|s| s.size(rems_from_px(12.))),
6718                                                )
6719                                                .on_click(|_, window, cx| {
6720                                                    window.dispatch_action(
6721                                                        Box::new(OpenExcerpts),
6722                                                        cx,
6723                                                    )
6724                                                }),
6725                                        )
6726                                    }),
6727                            )
6728
6729                    )
6730                }
6731            })
6732            .children(tool_output_display)
6733    }
6734
6735    fn render_permission_buttons(
6736        &self,
6737        session_id: acp::SessionId,
6738        is_first: bool,
6739        options: &PermissionOptions,
6740        entry_ix: usize,
6741        tool_call_id: acp::ToolCallId,
6742        focus_handle: &FocusHandle,
6743        cx: &Context<Self>,
6744    ) -> Div {
6745        match options {
6746            PermissionOptions::Flat(options) => self.render_permission_buttons_flat(
6747                session_id,
6748                is_first,
6749                options,
6750                entry_ix,
6751                tool_call_id,
6752                focus_handle,
6753                cx,
6754            ),
6755            PermissionOptions::Dropdown(choices) => self.render_permission_buttons_with_dropdown(
6756                is_first,
6757                choices,
6758                None,
6759                entry_ix,
6760                tool_call_id,
6761                focus_handle,
6762                cx,
6763            ),
6764            PermissionOptions::DropdownWithPatterns {
6765                choices,
6766                patterns,
6767                tool_name,
6768            } => self.render_permission_buttons_with_dropdown(
6769                is_first,
6770                choices,
6771                Some((patterns, tool_name)),
6772                entry_ix,
6773                tool_call_id,
6774                focus_handle,
6775                cx,
6776            ),
6777        }
6778    }
6779
6780    fn render_permission_buttons_with_dropdown(
6781        &self,
6782        is_first: bool,
6783        choices: &[PermissionOptionChoice],
6784        patterns: Option<(&[PermissionPattern], &str)>,
6785        entry_ix: usize,
6786        tool_call_id: acp::ToolCallId,
6787        focus_handle: &FocusHandle,
6788        cx: &Context<Self>,
6789    ) -> Div {
6790        let selection = self.permission_selections.get(&tool_call_id);
6791
6792        let selected_index = selection
6793            .and_then(|s| s.choice_index())
6794            .unwrap_or_else(|| choices.len().saturating_sub(1));
6795
6796        let dropdown_label: SharedString =
6797            if matches!(selection, Some(PermissionSelection::SelectedPatterns(_))) {
6798                "Always for selected commands".into()
6799            } else {
6800                choices
6801                    .get(selected_index)
6802                    .or(choices.last())
6803                    .map(|choice| choice.label())
6804                    .unwrap_or_else(|| "Only this time".into())
6805            };
6806
6807        let dropdown = if let Some((pattern_list, tool_name)) = patterns {
6808            self.render_permission_granularity_dropdown_with_patterns(
6809                choices,
6810                pattern_list,
6811                tool_name,
6812                dropdown_label,
6813                entry_ix,
6814                tool_call_id.clone(),
6815                is_first,
6816                cx,
6817            )
6818        } else {
6819            self.render_permission_granularity_dropdown(
6820                choices,
6821                dropdown_label,
6822                entry_ix,
6823                tool_call_id.clone(),
6824                selected_index,
6825                is_first,
6826                cx,
6827            )
6828        };
6829
6830        h_flex()
6831            .w_full()
6832            .p_1()
6833            .gap_2()
6834            .justify_between()
6835            .border_t_1()
6836            .border_color(self.tool_card_border_color(cx))
6837            .child(
6838                h_flex()
6839                    .gap_0p5()
6840                    .child(
6841                        Button::new(("allow-btn", entry_ix), "Allow")
6842                            .start_icon(
6843                                Icon::new(IconName::Check)
6844                                    .size(IconSize::XSmall)
6845                                    .color(Color::Success),
6846                            )
6847                            .label_size(LabelSize::Small)
6848                            .when(is_first, |this| {
6849                                this.key_binding(
6850                                    KeyBinding::for_action_in(
6851                                        &AllowOnce as &dyn Action,
6852                                        focus_handle,
6853                                        cx,
6854                                    )
6855                                    .map(|kb| kb.size(rems_from_px(12.))),
6856                                )
6857                            })
6858                            .on_click(cx.listener({
6859                                move |this, _, window, cx| {
6860                                    this.authorize_pending_with_granularity(true, window, cx);
6861                                }
6862                            })),
6863                    )
6864                    .child(
6865                        Button::new(("deny-btn", entry_ix), "Deny")
6866                            .start_icon(
6867                                Icon::new(IconName::Close)
6868                                    .size(IconSize::XSmall)
6869                                    .color(Color::Error),
6870                            )
6871                            .label_size(LabelSize::Small)
6872                            .when(is_first, |this| {
6873                                this.key_binding(
6874                                    KeyBinding::for_action_in(
6875                                        &RejectOnce as &dyn Action,
6876                                        focus_handle,
6877                                        cx,
6878                                    )
6879                                    .map(|kb| kb.size(rems_from_px(12.))),
6880                                )
6881                            })
6882                            .on_click(cx.listener({
6883                                move |this, _, window, cx| {
6884                                    this.authorize_pending_with_granularity(false, window, cx);
6885                                }
6886                            })),
6887                    ),
6888            )
6889            .child(dropdown)
6890    }
6891
6892    fn render_permission_granularity_dropdown(
6893        &self,
6894        choices: &[PermissionOptionChoice],
6895        current_label: SharedString,
6896        entry_ix: usize,
6897        tool_call_id: acp::ToolCallId,
6898        selected_index: usize,
6899        is_first: bool,
6900        cx: &Context<Self>,
6901    ) -> AnyElement {
6902        let menu_options: Vec<(usize, SharedString)> = choices
6903            .iter()
6904            .enumerate()
6905            .map(|(i, choice)| (i, choice.label()))
6906            .collect();
6907
6908        let permission_dropdown_handle = self.permission_dropdown_handle.clone();
6909
6910        PopoverMenu::new(("permission-granularity", entry_ix))
6911            .with_handle(permission_dropdown_handle)
6912            .trigger(
6913                Button::new(("granularity-trigger", entry_ix), current_label)
6914                    .end_icon(
6915                        Icon::new(IconName::ChevronDown)
6916                            .size(IconSize::XSmall)
6917                            .color(Color::Muted),
6918                    )
6919                    .label_size(LabelSize::Small)
6920                    .when(is_first, |this| {
6921                        this.key_binding(
6922                            KeyBinding::for_action_in(
6923                                &crate::OpenPermissionDropdown as &dyn Action,
6924                                &self.focus_handle(cx),
6925                                cx,
6926                            )
6927                            .map(|kb| kb.size(rems_from_px(12.))),
6928                        )
6929                    }),
6930            )
6931            .menu(move |window, cx| {
6932                let tool_call_id = tool_call_id.clone();
6933                let options = menu_options.clone();
6934
6935                Some(ContextMenu::build(window, cx, move |mut menu, _, _| {
6936                    for (index, display_name) in options.iter() {
6937                        let display_name = display_name.clone();
6938                        let index = *index;
6939                        let tool_call_id_for_entry = tool_call_id.clone();
6940                        let is_selected = index == selected_index;
6941                        menu = menu.toggleable_entry(
6942                            display_name,
6943                            is_selected,
6944                            IconPosition::End,
6945                            None,
6946                            move |window, cx| {
6947                                window.dispatch_action(
6948                                    SelectPermissionGranularity {
6949                                        tool_call_id: tool_call_id_for_entry.0.to_string(),
6950                                        index,
6951                                    }
6952                                    .boxed_clone(),
6953                                    cx,
6954                                );
6955                            },
6956                        );
6957                    }
6958
6959                    menu
6960                }))
6961            })
6962            .into_any_element()
6963    }
6964
6965    fn render_permission_granularity_dropdown_with_patterns(
6966        &self,
6967        choices: &[PermissionOptionChoice],
6968        patterns: &[PermissionPattern],
6969        _tool_name: &str,
6970        current_label: SharedString,
6971        entry_ix: usize,
6972        tool_call_id: acp::ToolCallId,
6973        is_first: bool,
6974        cx: &Context<Self>,
6975    ) -> AnyElement {
6976        let default_choice_index = choices.len().saturating_sub(1);
6977        let menu_options: Vec<(usize, SharedString)> = choices
6978            .iter()
6979            .enumerate()
6980            .map(|(i, choice)| (i, choice.label()))
6981            .collect();
6982
6983        let pattern_options: Vec<(usize, SharedString)> = patterns
6984            .iter()
6985            .enumerate()
6986            .map(|(i, cp)| {
6987                (
6988                    i,
6989                    SharedString::from(format!("Always for `{}` commands", cp.display_name)),
6990                )
6991            })
6992            .collect();
6993
6994        let pattern_count = patterns.len();
6995        let permission_dropdown_handle = self.permission_dropdown_handle.clone();
6996        let view = cx.entity().downgrade();
6997
6998        PopoverMenu::new(("permission-granularity", entry_ix))
6999            .with_handle(permission_dropdown_handle.clone())
7000            .anchor(Corner::TopRight)
7001            .attach(Corner::BottomRight)
7002            .trigger(
7003                Button::new(("granularity-trigger", entry_ix), current_label)
7004                    .end_icon(
7005                        Icon::new(IconName::ChevronDown)
7006                            .size(IconSize::XSmall)
7007                            .color(Color::Muted),
7008                    )
7009                    .label_size(LabelSize::Small)
7010                    .when(is_first, |this| {
7011                        this.key_binding(
7012                            KeyBinding::for_action_in(
7013                                &crate::OpenPermissionDropdown as &dyn Action,
7014                                &self.focus_handle(cx),
7015                                cx,
7016                            )
7017                            .map(|kb| kb.size(rems_from_px(12.))),
7018                        )
7019                    }),
7020            )
7021            .menu(move |window, cx| {
7022                let tool_call_id = tool_call_id.clone();
7023                let options = menu_options.clone();
7024                let patterns = pattern_options.clone();
7025                let view = view.clone();
7026                let dropdown_handle = permission_dropdown_handle.clone();
7027
7028                Some(ContextMenu::build_persistent(
7029                    window,
7030                    cx,
7031                    move |menu, _window, cx| {
7032                        let mut menu = menu;
7033
7034                        // Read fresh selection state from the view on each rebuild.
7035                        let selection: Option<PermissionSelection> = view.upgrade().and_then(|v| {
7036                            let view = v.read(cx);
7037                            view.permission_selections.get(&tool_call_id).cloned()
7038                        });
7039
7040                        let is_pattern_mode =
7041                            matches!(selection, Some(PermissionSelection::SelectedPatterns(_)));
7042
7043                        // Granularity choices: "Always for terminal", "Only this time"
7044                        for (index, display_name) in options.iter() {
7045                            let display_name = display_name.clone();
7046                            let index = *index;
7047                            let tool_call_id_for_entry = tool_call_id.clone();
7048                            let is_selected = !is_pattern_mode
7049                                && selection
7050                                    .as_ref()
7051                                    .and_then(|s| s.choice_index())
7052                                    .map_or(index == default_choice_index, |ci| ci == index);
7053
7054                            let view = view.clone();
7055                            menu = menu.toggleable_entry(
7056                                display_name,
7057                                is_selected,
7058                                IconPosition::End,
7059                                None,
7060                                move |_window, cx| {
7061                                    view.update(cx, |this, cx| {
7062                                        this.permission_selections.insert(
7063                                            tool_call_id_for_entry.clone(),
7064                                            PermissionSelection::Choice(index),
7065                                        );
7066                                        cx.notify();
7067                                    })
7068                                    .log_err();
7069                                },
7070                            );
7071                        }
7072
7073                        menu = menu.separator().header("Select Options…");
7074
7075                        for (pattern_index, label) in patterns.iter() {
7076                            let label = label.clone();
7077                            let pattern_index = *pattern_index;
7078                            let tool_call_id_for_pattern = tool_call_id.clone();
7079                            let is_checked = selection
7080                                .as_ref()
7081                                .is_some_and(|s| s.is_pattern_checked(pattern_index));
7082
7083                            let view = view.clone();
7084                            menu = menu.toggleable_entry(
7085                                label,
7086                                is_checked,
7087                                IconPosition::End,
7088                                None,
7089                                move |_window, cx| {
7090                                    view.update(cx, |this, cx| {
7091                                        let selection = this
7092                                            .permission_selections
7093                                            .get_mut(&tool_call_id_for_pattern);
7094
7095                                        match selection {
7096                                            Some(PermissionSelection::SelectedPatterns(_)) => {
7097                                                // Already in pattern mode — toggle.
7098                                                this.permission_selections
7099                                                    .get_mut(&tool_call_id_for_pattern)
7100                                                    .expect("just matched above")
7101                                                    .toggle_pattern(pattern_index);
7102                                            }
7103                                            _ => {
7104                                                // First click: activate pattern mode
7105                                                // with all patterns checked.
7106                                                this.permission_selections.insert(
7107                                                    tool_call_id_for_pattern.clone(),
7108                                                    PermissionSelection::SelectedPatterns(
7109                                                        (0..pattern_count).collect(),
7110                                                    ),
7111                                                );
7112                                            }
7113                                        }
7114                                        cx.notify();
7115                                    })
7116                                    .log_err();
7117                                },
7118                            );
7119                        }
7120
7121                        let any_patterns_checked = selection
7122                            .as_ref()
7123                            .is_some_and(|s| s.has_any_checked_patterns());
7124                        let dropdown_handle = dropdown_handle.clone();
7125                        menu = menu.custom_row(move |_window, _cx| {
7126                            div()
7127                                .py_1()
7128                                .w_full()
7129                                .child(
7130                                    Button::new("apply-patterns", "Apply")
7131                                        .full_width()
7132                                        .style(ButtonStyle::Outlined)
7133                                        .label_size(LabelSize::Small)
7134                                        .disabled(!any_patterns_checked)
7135                                        .on_click({
7136                                            let dropdown_handle = dropdown_handle.clone();
7137                                            move |_event, _window, cx| {
7138                                                dropdown_handle.hide(cx);
7139                                            }
7140                                        }),
7141                                )
7142                                .into_any_element()
7143                        });
7144
7145                        menu
7146                    },
7147                ))
7148            })
7149            .into_any_element()
7150    }
7151
7152    fn render_permission_buttons_flat(
7153        &self,
7154        session_id: acp::SessionId,
7155        is_first: bool,
7156        options: &[acp::PermissionOption],
7157        entry_ix: usize,
7158        tool_call_id: acp::ToolCallId,
7159        focus_handle: &FocusHandle,
7160        cx: &Context<Self>,
7161    ) -> Div {
7162        let mut seen_kinds: ArrayVec<acp::PermissionOptionKind, 3, u8> = ArrayVec::new();
7163
7164        div()
7165            .p_1()
7166            .border_t_1()
7167            .border_color(self.tool_card_border_color(cx))
7168            .w_full()
7169            .v_flex()
7170            .gap_0p5()
7171            .children(options.iter().map(move |option| {
7172                let option_id = SharedString::from(option.option_id.0.clone());
7173                Button::new((option_id, entry_ix), option.name.clone())
7174                    .map(|this| {
7175                        let (icon, action) = match option.kind {
7176                            acp::PermissionOptionKind::AllowOnce => (
7177                                Icon::new(IconName::Check)
7178                                    .size(IconSize::XSmall)
7179                                    .color(Color::Success),
7180                                Some(&AllowOnce as &dyn Action),
7181                            ),
7182                            acp::PermissionOptionKind::AllowAlways => (
7183                                Icon::new(IconName::CheckDouble)
7184                                    .size(IconSize::XSmall)
7185                                    .color(Color::Success),
7186                                Some(&AllowAlways as &dyn Action),
7187                            ),
7188                            acp::PermissionOptionKind::RejectOnce => (
7189                                Icon::new(IconName::Close)
7190                                    .size(IconSize::XSmall)
7191                                    .color(Color::Error),
7192                                Some(&RejectOnce as &dyn Action),
7193                            ),
7194                            acp::PermissionOptionKind::RejectAlways | _ => (
7195                                Icon::new(IconName::Close)
7196                                    .size(IconSize::XSmall)
7197                                    .color(Color::Error),
7198                                None,
7199                            ),
7200                        };
7201
7202                        let this = this.start_icon(icon);
7203
7204                        let Some(action) = action else {
7205                            return this;
7206                        };
7207
7208                        if !is_first || seen_kinds.contains(&option.kind) {
7209                            return this;
7210                        }
7211
7212                        seen_kinds.push(option.kind).unwrap();
7213
7214                        this.key_binding(
7215                            KeyBinding::for_action_in(action, focus_handle, cx)
7216                                .map(|kb| kb.size(rems_from_px(12.))),
7217                        )
7218                    })
7219                    .label_size(LabelSize::Small)
7220                    .on_click(cx.listener({
7221                        let tool_call_id = tool_call_id.clone();
7222                        let option_id = option.option_id.clone();
7223                        let option_kind = option.kind;
7224                        let session_id = session_id.clone();
7225                        move |this, _, window, cx| {
7226                            this.authorize_tool_call(
7227                                session_id.clone(),
7228                                tool_call_id.clone(),
7229                                SelectedPermissionOutcome::new(option_id.clone(), option_kind),
7230                                window,
7231                                cx,
7232                            );
7233                        }
7234                    }))
7235            }))
7236    }
7237
7238    fn render_diff_loading(&self, cx: &Context<Self>) -> AnyElement {
7239        let bar = |n: u64, width_class: &str| {
7240            let bg_color = cx.theme().colors().element_active;
7241            let base = h_flex().h_1().rounded_full();
7242
7243            let modified = match width_class {
7244                "w_4_5" => base.w_3_4(),
7245                "w_1_4" => base.w_1_4(),
7246                "w_2_4" => base.w_2_4(),
7247                "w_3_5" => base.w_3_5(),
7248                "w_2_5" => base.w_2_5(),
7249                _ => base.w_1_2(),
7250            };
7251
7252            modified.with_animation(
7253                ElementId::Integer(n),
7254                Animation::new(Duration::from_secs(2)).repeat(),
7255                move |tab, delta| {
7256                    let delta = (delta - 0.15 * n as f32) / 0.7;
7257                    let delta = 1.0 - (0.5 - delta).abs() * 2.;
7258                    let delta = ease_in_out(delta.clamp(0., 1.));
7259                    let delta = 0.1 + 0.9 * delta;
7260
7261                    tab.bg(bg_color.opacity(delta))
7262                },
7263            )
7264        };
7265
7266        v_flex()
7267            .p_3()
7268            .gap_1()
7269            .rounded_b_md()
7270            .bg(cx.theme().colors().editor_background)
7271            .child(bar(0, "w_4_5"))
7272            .child(bar(1, "w_1_4"))
7273            .child(bar(2, "w_2_4"))
7274            .child(bar(3, "w_3_5"))
7275            .child(bar(4, "w_2_5"))
7276            .into_any_element()
7277    }
7278
7279    fn render_tool_call_label(
7280        &self,
7281        entry_ix: usize,
7282        tool_call: &ToolCall,
7283        is_edit: bool,
7284        has_failed: bool,
7285        has_revealed_diff: bool,
7286        use_card_layout: bool,
7287        window: &Window,
7288        cx: &Context<Self>,
7289    ) -> Div {
7290        let has_location = tool_call.locations.len() == 1;
7291        let is_file = tool_call.kind == acp::ToolKind::Edit && has_location;
7292        let is_subagent_tool_call = tool_call.is_subagent();
7293
7294        let file_icon = if has_location {
7295            FileIcons::get_icon(&tool_call.locations[0].path, cx)
7296                .map(|from_path| Icon::from_path(from_path).color(Color::Muted))
7297                .unwrap_or(Icon::new(IconName::ToolPencil).color(Color::Muted))
7298        } else {
7299            Icon::new(IconName::ToolPencil).color(Color::Muted)
7300        };
7301
7302        let tool_icon = if is_file && has_failed && has_revealed_diff {
7303            div()
7304                .id(entry_ix)
7305                .tooltip(Tooltip::text("Interrupted Edit"))
7306                .child(DecoratedIcon::new(
7307                    file_icon,
7308                    Some(
7309                        IconDecoration::new(
7310                            IconDecorationKind::Triangle,
7311                            self.tool_card_header_bg(cx),
7312                            cx,
7313                        )
7314                        .color(cx.theme().status().warning)
7315                        .position(gpui::Point {
7316                            x: px(-2.),
7317                            y: px(-2.),
7318                        }),
7319                    ),
7320                ))
7321                .into_any_element()
7322        } else if is_file {
7323            div().child(file_icon).into_any_element()
7324        } else if is_subagent_tool_call {
7325            Icon::new(self.agent_icon)
7326                .size(IconSize::Small)
7327                .color(Color::Muted)
7328                .into_any_element()
7329        } else {
7330            Icon::new(match tool_call.kind {
7331                acp::ToolKind::Read => IconName::ToolSearch,
7332                acp::ToolKind::Edit => IconName::ToolPencil,
7333                acp::ToolKind::Delete => IconName::ToolDeleteFile,
7334                acp::ToolKind::Move => IconName::ArrowRightLeft,
7335                acp::ToolKind::Search => IconName::ToolSearch,
7336                acp::ToolKind::Execute => IconName::ToolTerminal,
7337                acp::ToolKind::Think => IconName::ToolThink,
7338                acp::ToolKind::Fetch => IconName::ToolWeb,
7339                acp::ToolKind::SwitchMode => IconName::ArrowRightLeft,
7340                acp::ToolKind::Other | _ => IconName::ToolHammer,
7341            })
7342            .size(IconSize::Small)
7343            .color(Color::Muted)
7344            .into_any_element()
7345        };
7346
7347        let gradient_overlay = {
7348            div()
7349                .absolute()
7350                .top_0()
7351                .right_0()
7352                .w_12()
7353                .h_full()
7354                .map(|this| {
7355                    if use_card_layout {
7356                        this.bg(linear_gradient(
7357                            90.,
7358                            linear_color_stop(self.tool_card_header_bg(cx), 1.),
7359                            linear_color_stop(self.tool_card_header_bg(cx).opacity(0.2), 0.),
7360                        ))
7361                    } else {
7362                        this.bg(linear_gradient(
7363                            90.,
7364                            linear_color_stop(cx.theme().colors().panel_background, 1.),
7365                            linear_color_stop(
7366                                cx.theme().colors().panel_background.opacity(0.2),
7367                                0.,
7368                            ),
7369                        ))
7370                    }
7371                })
7372        };
7373
7374        h_flex()
7375            .relative()
7376            .w_full()
7377            .h(window.line_height() - px(2.))
7378            .text_size(self.tool_name_font_size())
7379            .gap_1p5()
7380            .when(has_location || use_card_layout, |this| this.px_1())
7381            .when(has_location, |this| {
7382                this.cursor(CursorStyle::PointingHand)
7383                    .rounded(rems_from_px(3.)) // Concentric border radius
7384                    .hover(|s| s.bg(cx.theme().colors().element_hover.opacity(0.5)))
7385            })
7386            .overflow_hidden()
7387            .child(tool_icon)
7388            .child(if has_location {
7389                h_flex()
7390                    .id(("open-tool-call-location", entry_ix))
7391                    .w_full()
7392                    .map(|this| {
7393                        if use_card_layout {
7394                            this.text_color(cx.theme().colors().text)
7395                        } else {
7396                            this.text_color(cx.theme().colors().text_muted)
7397                        }
7398                    })
7399                    .child(
7400                        self.render_markdown(
7401                            tool_call.label.clone(),
7402                            MarkdownStyle {
7403                                prevent_mouse_interaction: true,
7404                                ..MarkdownStyle::themed(MarkdownFont::Agent, window, cx)
7405                                    .with_muted_text(cx)
7406                            },
7407                        ),
7408                    )
7409                    .tooltip(Tooltip::text("Go to File"))
7410                    .on_click(cx.listener(move |this, _, window, cx| {
7411                        this.open_tool_call_location(entry_ix, 0, window, cx);
7412                    }))
7413                    .into_any_element()
7414            } else {
7415                h_flex()
7416                    .w_full()
7417                    .child(self.render_markdown(
7418                        tool_call.label.clone(),
7419                        MarkdownStyle::themed(MarkdownFont::Agent, window, cx).with_muted_text(cx),
7420                    ))
7421                    .into_any()
7422            })
7423            .when(!is_edit, |this| this.child(gradient_overlay))
7424    }
7425
7426    fn open_tool_call_location(
7427        &self,
7428        entry_ix: usize,
7429        location_ix: usize,
7430        window: &mut Window,
7431        cx: &mut Context<Self>,
7432    ) -> Option<()> {
7433        let (tool_call_location, agent_location) = self
7434            .thread
7435            .read(cx)
7436            .entries()
7437            .get(entry_ix)?
7438            .location(location_ix)?;
7439
7440        let project_path = self
7441            .project
7442            .upgrade()?
7443            .read(cx)
7444            .find_project_path(&tool_call_location.path, cx)?;
7445
7446        let open_task = self
7447            .workspace
7448            .update(cx, |workspace, cx| {
7449                workspace.open_path(project_path, None, true, window, cx)
7450            })
7451            .log_err()?;
7452        window
7453            .spawn(cx, async move |cx| {
7454                let item = open_task.await?;
7455
7456                let Some(active_editor) = item.downcast::<Editor>() else {
7457                    return anyhow::Ok(());
7458                };
7459
7460                active_editor.update_in(cx, |editor, window, cx| {
7461                    let snapshot = editor.buffer().read(cx).snapshot(cx);
7462                    if snapshot.as_singleton().is_some()
7463                        && let Some(anchor) = snapshot.anchor_in_excerpt(agent_location.position)
7464                    {
7465                        editor.change_selections(Default::default(), window, cx, |selections| {
7466                            selections.select_anchor_ranges([anchor..anchor]);
7467                        })
7468                    } else {
7469                        let row = tool_call_location.line.unwrap_or_default();
7470                        editor.change_selections(Default::default(), window, cx, |selections| {
7471                            selections.select_ranges([Point::new(row, 0)..Point::new(row, 0)]);
7472                        })
7473                    }
7474                })?;
7475
7476                anyhow::Ok(())
7477            })
7478            .detach_and_log_err(cx);
7479
7480        None
7481    }
7482
7483    fn render_tool_call_content(
7484        &self,
7485        session_id: &acp::SessionId,
7486        entry_ix: usize,
7487        content: &ToolCallContent,
7488        context_ix: usize,
7489        tool_call: &ToolCall,
7490        card_layout: bool,
7491        is_image_tool_call: bool,
7492        has_failed: bool,
7493        focus_handle: &FocusHandle,
7494        window: &Window,
7495        cx: &Context<Self>,
7496    ) -> AnyElement {
7497        match content {
7498            ToolCallContent::ContentBlock(content) => {
7499                if let Some(resource_link) = content.resource_link() {
7500                    self.render_resource_link(resource_link, cx)
7501                } else if let Some(markdown) = content.markdown() {
7502                    self.render_markdown_output(
7503                        markdown.clone(),
7504                        tool_call.id.clone(),
7505                        context_ix,
7506                        card_layout,
7507                        window,
7508                        cx,
7509                    )
7510                } else if let Some(image) = content.image() {
7511                    let location = tool_call.locations.first().cloned();
7512                    self.render_image_output(
7513                        entry_ix,
7514                        image.clone(),
7515                        location,
7516                        card_layout,
7517                        is_image_tool_call,
7518                        cx,
7519                    )
7520                } else {
7521                    Empty.into_any_element()
7522                }
7523            }
7524            ToolCallContent::Diff(diff) => {
7525                self.render_diff_editor(entry_ix, diff, tool_call, has_failed, cx)
7526            }
7527            ToolCallContent::Terminal(terminal) => self.render_terminal_tool_call(
7528                session_id,
7529                entry_ix,
7530                terminal,
7531                tool_call,
7532                focus_handle,
7533                false,
7534                window,
7535                cx,
7536            ),
7537        }
7538    }
7539
7540    fn render_resource_link(
7541        &self,
7542        resource_link: &acp::ResourceLink,
7543        cx: &Context<Self>,
7544    ) -> AnyElement {
7545        let uri: SharedString = resource_link.uri.clone().into();
7546        let is_file = resource_link.uri.strip_prefix("file://");
7547
7548        let Some(project) = self.project.upgrade() else {
7549            return Empty.into_any_element();
7550        };
7551
7552        let label: SharedString = if let Some(abs_path) = is_file {
7553            if let Some(project_path) = project
7554                .read(cx)
7555                .project_path_for_absolute_path(&Path::new(abs_path), cx)
7556                && let Some(worktree) = project
7557                    .read(cx)
7558                    .worktree_for_id(project_path.worktree_id, cx)
7559            {
7560                worktree
7561                    .read(cx)
7562                    .full_path(&project_path.path)
7563                    .to_string_lossy()
7564                    .to_string()
7565                    .into()
7566            } else {
7567                abs_path.to_string().into()
7568            }
7569        } else {
7570            uri.clone()
7571        };
7572
7573        let button_id = SharedString::from(format!("item-{}", uri));
7574
7575        div()
7576            .ml(rems(0.4))
7577            .pl_2p5()
7578            .border_l_1()
7579            .border_color(self.tool_card_border_color(cx))
7580            .overflow_hidden()
7581            .child(
7582                Button::new(button_id, label)
7583                    .label_size(LabelSize::Small)
7584                    .color(Color::Muted)
7585                    .truncate(true)
7586                    .when(is_file.is_none(), |this| {
7587                        this.end_icon(
7588                            Icon::new(IconName::ArrowUpRight)
7589                                .size(IconSize::XSmall)
7590                                .color(Color::Muted),
7591                        )
7592                    })
7593                    .on_click(cx.listener({
7594                        let workspace = self.workspace.clone();
7595                        move |_, _, window, cx: &mut Context<Self>| {
7596                            open_link(uri.clone(), &workspace, window, cx);
7597                        }
7598                    })),
7599            )
7600            .into_any_element()
7601    }
7602
7603    fn render_diff_editor(
7604        &self,
7605        entry_ix: usize,
7606        diff: &Entity<acp_thread::Diff>,
7607        tool_call: &ToolCall,
7608        has_failed: bool,
7609        cx: &Context<Self>,
7610    ) -> AnyElement {
7611        let tool_progress = matches!(
7612            &tool_call.status,
7613            ToolCallStatus::InProgress | ToolCallStatus::Pending
7614        );
7615
7616        let revealed_diff_editor = if let Some(entry) =
7617            self.entry_view_state.read(cx).entry(entry_ix)
7618            && let Some(editor) = entry.editor_for_diff(diff)
7619            && diff.read(cx).has_revealed_range(cx)
7620        {
7621            Some(editor)
7622        } else {
7623            None
7624        };
7625
7626        let show_top_border = !has_failed || revealed_diff_editor.is_some();
7627
7628        v_flex()
7629            .h_full()
7630            .when(show_top_border, |this| {
7631                this.border_t_1()
7632                    .when(has_failed, |this| this.border_dashed())
7633                    .border_color(self.tool_card_border_color(cx))
7634            })
7635            .child(if let Some(editor) = revealed_diff_editor {
7636                editor.into_any_element()
7637            } else if tool_progress && self.as_native_connection(cx).is_some() {
7638                self.render_diff_loading(cx)
7639            } else {
7640                Empty.into_any()
7641            })
7642            .into_any()
7643    }
7644
7645    fn render_markdown_output(
7646        &self,
7647        markdown: Entity<Markdown>,
7648        tool_call_id: acp::ToolCallId,
7649        context_ix: usize,
7650        card_layout: bool,
7651        window: &Window,
7652        cx: &Context<Self>,
7653    ) -> AnyElement {
7654        let button_id = SharedString::from(format!("tool_output-{:?}", tool_call_id));
7655
7656        v_flex()
7657            .gap_2()
7658            .map(|this| {
7659                if card_layout {
7660                    this.p_2().when(context_ix > 0, |this| {
7661                        this.border_t_1()
7662                            .border_color(self.tool_card_border_color(cx))
7663                    })
7664                } else {
7665                    this.ml(rems(0.4))
7666                        .px_3p5()
7667                        .border_l_1()
7668                        .border_color(self.tool_card_border_color(cx))
7669                }
7670            })
7671            .text_xs()
7672            .text_color(cx.theme().colors().text_muted)
7673            .child(self.render_markdown(
7674                markdown,
7675                MarkdownStyle::themed(MarkdownFont::Agent, window, cx),
7676            ))
7677            .when(!card_layout, |this| {
7678                this.child(
7679                    IconButton::new(button_id, IconName::ChevronUp)
7680                        .full_width()
7681                        .style(ButtonStyle::Outlined)
7682                        .icon_color(Color::Muted)
7683                        .on_click(cx.listener({
7684                            move |this: &mut Self, _, _, cx: &mut Context<Self>| {
7685                                this.expanded_tool_calls.remove(&tool_call_id);
7686                                cx.notify();
7687                            }
7688                        })),
7689                )
7690            })
7691            .into_any_element()
7692    }
7693
7694    fn render_image_output(
7695        &self,
7696        entry_ix: usize,
7697        image: Arc<gpui::Image>,
7698        location: Option<acp::ToolCallLocation>,
7699        card_layout: bool,
7700        show_dimensions: bool,
7701        cx: &Context<Self>,
7702    ) -> AnyElement {
7703        let dimensions_label = if show_dimensions {
7704            let format_name = match image.format() {
7705                gpui::ImageFormat::Png => "PNG",
7706                gpui::ImageFormat::Jpeg => "JPEG",
7707                gpui::ImageFormat::Webp => "WebP",
7708                gpui::ImageFormat::Gif => "GIF",
7709                gpui::ImageFormat::Svg => "SVG",
7710                gpui::ImageFormat::Bmp => "BMP",
7711                gpui::ImageFormat::Tiff => "TIFF",
7712                gpui::ImageFormat::Ico => "ICO",
7713                gpui::ImageFormat::Pnm => "PNM",
7714            };
7715            let dimensions = image::ImageReader::new(std::io::Cursor::new(image.bytes()))
7716                .with_guessed_format()
7717                .ok()
7718                .and_then(|reader| reader.into_dimensions().ok());
7719            dimensions.map(|(w, h)| format!("{}×{} {}", w, h, format_name))
7720        } else {
7721            None
7722        };
7723
7724        v_flex()
7725            .gap_2()
7726            .map(|this| {
7727                if card_layout {
7728                    this
7729                } else {
7730                    this.ml(rems(0.4))
7731                        .px_3p5()
7732                        .border_l_1()
7733                        .border_color(self.tool_card_border_color(cx))
7734                }
7735            })
7736            .when(dimensions_label.is_some() || location.is_some(), |this| {
7737                this.child(
7738                    h_flex()
7739                        .w_full()
7740                        .justify_between()
7741                        .items_center()
7742                        .children(dimensions_label.map(|label| {
7743                            Label::new(label)
7744                                .size(LabelSize::XSmall)
7745                                .color(Color::Muted)
7746                                .buffer_font(cx)
7747                        }))
7748                        .when_some(location, |this, _loc| {
7749                            this.child(
7750                                Button::new(("go-to-file", entry_ix), "Go to File")
7751                                    .label_size(LabelSize::Small)
7752                                    .on_click(cx.listener(move |this, _, window, cx| {
7753                                        this.open_tool_call_location(entry_ix, 0, window, cx);
7754                                    })),
7755                            )
7756                        }),
7757                )
7758            })
7759            .child(
7760                img(image)
7761                    .max_w_96()
7762                    .max_h_96()
7763                    .object_fit(ObjectFit::ScaleDown),
7764            )
7765            .into_any_element()
7766    }
7767
7768    fn render_subagent_tool_call(
7769        &self,
7770        active_session_id: &acp::SessionId,
7771        entry_ix: usize,
7772        tool_call: &ToolCall,
7773        subagent_session_id: Option<acp::SessionId>,
7774        focus_handle: &FocusHandle,
7775        window: &Window,
7776        cx: &Context<Self>,
7777    ) -> Div {
7778        let subagent_thread_view = subagent_session_id.and_then(|session_id| {
7779            self.server_view
7780                .upgrade()
7781                .and_then(|server_view| server_view.read(cx).as_connected())
7782                .and_then(|connected| connected.threads.get(&session_id))
7783        });
7784
7785        let content = self.render_subagent_card(
7786            active_session_id,
7787            entry_ix,
7788            subagent_thread_view,
7789            tool_call,
7790            focus_handle,
7791            window,
7792            cx,
7793        );
7794
7795        v_flex().mx_5().my_1p5().gap_3().child(content)
7796    }
7797
7798    fn render_subagent_card(
7799        &self,
7800        active_session_id: &acp::SessionId,
7801        entry_ix: usize,
7802        thread_view: Option<&Entity<ThreadView>>,
7803        tool_call: &ToolCall,
7804        focus_handle: &FocusHandle,
7805        window: &Window,
7806        cx: &Context<Self>,
7807    ) -> AnyElement {
7808        let thread = thread_view
7809            .as_ref()
7810            .map(|view| view.read(cx).thread.clone());
7811        let subagent_session_id = thread
7812            .as_ref()
7813            .map(|thread| thread.read(cx).session_id().clone());
7814        let action_log = thread.as_ref().map(|thread| thread.read(cx).action_log());
7815        let changed_buffers = action_log
7816            .map(|log| log.read(cx).changed_buffers(cx))
7817            .unwrap_or_default();
7818
7819        let is_pending_tool_call = thread_view
7820            .as_ref()
7821            .and_then(|tv| {
7822                let sid = tv.read(cx).thread.read(cx).session_id();
7823                self.conversation.read(cx).pending_tool_call(sid, cx)
7824            })
7825            .is_some();
7826
7827        let is_expanded = self.expanded_tool_calls.contains(&tool_call.id);
7828        let files_changed = changed_buffers.len();
7829        let diff_stats = DiffStats::all_files(&changed_buffers, cx);
7830
7831        let is_running = matches!(
7832            tool_call.status,
7833            ToolCallStatus::Pending
7834                | ToolCallStatus::InProgress
7835                | ToolCallStatus::WaitingForConfirmation { .. }
7836        );
7837
7838        let is_failed = matches!(
7839            tool_call.status,
7840            ToolCallStatus::Failed | ToolCallStatus::Rejected
7841        );
7842
7843        let is_cancelled = matches!(tool_call.status, ToolCallStatus::Canceled)
7844            || tool_call.content.iter().any(|c| match c {
7845                ToolCallContent::ContentBlock(ContentBlock::Markdown { markdown }) => {
7846                    markdown.read(cx).source() == "User canceled"
7847                }
7848                _ => false,
7849            });
7850
7851        let thread_title = thread
7852            .as_ref()
7853            .and_then(|t| t.read(cx).title())
7854            .filter(|t| !t.is_empty());
7855        let tool_call_label = tool_call.label.read(cx).source().to_string();
7856        let has_tool_call_label = !tool_call_label.is_empty();
7857
7858        let has_title = thread_title.is_some() || has_tool_call_label;
7859        let has_no_title_or_canceled = !has_title || is_failed || is_cancelled;
7860
7861        let title: SharedString = if let Some(thread_title) = thread_title {
7862            thread_title
7863        } else if !tool_call_label.is_empty() {
7864            tool_call_label.into()
7865        } else if is_cancelled {
7866            "Subagent Canceled".into()
7867        } else if is_failed {
7868            "Subagent Failed".into()
7869        } else {
7870            "Spawning Agent…".into()
7871        };
7872
7873        let card_header_id = format!("subagent-header-{}", entry_ix);
7874        let status_icon = format!("status-icon-{}", entry_ix);
7875        let diff_stat_id = format!("subagent-diff-{}", entry_ix);
7876
7877        let icon = h_flex().w_4().justify_center().child(if is_running {
7878            SpinnerLabel::new()
7879                .size(LabelSize::Small)
7880                .into_any_element()
7881        } else if is_cancelled {
7882            div()
7883                .id(status_icon)
7884                .child(
7885                    Icon::new(IconName::Circle)
7886                        .size(IconSize::Small)
7887                        .color(Color::Custom(
7888                            cx.theme().colors().icon_disabled.opacity(0.5),
7889                        )),
7890                )
7891                .tooltip(Tooltip::text("Subagent Cancelled"))
7892                .into_any_element()
7893        } else if is_failed {
7894            div()
7895                .id(status_icon)
7896                .child(
7897                    Icon::new(IconName::Close)
7898                        .size(IconSize::Small)
7899                        .color(Color::Error),
7900                )
7901                .tooltip(Tooltip::text("Subagent Failed"))
7902                .into_any_element()
7903        } else {
7904            Icon::new(IconName::Check)
7905                .size(IconSize::Small)
7906                .color(Color::Success)
7907                .into_any_element()
7908        });
7909
7910        let has_expandable_content = thread
7911            .as_ref()
7912            .map_or(false, |thread| !thread.read(cx).entries().is_empty());
7913
7914        let tooltip_meta_description = if is_expanded {
7915            "Click to Collapse"
7916        } else {
7917            "Click to Preview"
7918        };
7919
7920        let error_message = self.subagent_error_message(&tool_call.status, tool_call, cx);
7921
7922        v_flex()
7923            .w_full()
7924            .rounded_md()
7925            .border_1()
7926            .when(has_no_title_or_canceled, |this| this.border_dashed())
7927            .border_color(self.tool_card_border_color(cx))
7928            .overflow_hidden()
7929            .child(
7930                h_flex()
7931                    .group(&card_header_id)
7932                    .h_8()
7933                    .p_1()
7934                    .w_full()
7935                    .justify_between()
7936                    .when(!has_no_title_or_canceled, |this| {
7937                        this.bg(self.tool_card_header_bg(cx))
7938                    })
7939                    .child(
7940                        h_flex()
7941                            .id(format!("subagent-title-{}", entry_ix))
7942                            .px_1()
7943                            .min_w_0()
7944                            .size_full()
7945                            .gap_2()
7946                            .justify_between()
7947                            .rounded_sm()
7948                            .overflow_hidden()
7949                            .child(
7950                                h_flex()
7951                                    .min_w_0()
7952                                    .w_full()
7953                                    .gap_1p5()
7954                                    .child(icon)
7955                                    .child(
7956                                        Label::new(title.to_string())
7957                                            .size(LabelSize::Custom(self.tool_name_font_size()))
7958                                            .truncate(),
7959                                    )
7960                                    .when(files_changed > 0, |this| {
7961                                        this.child(
7962                                            Label::new(format!(
7963                                                "{} {} changed",
7964                                                files_changed,
7965                                                if files_changed == 1 { "file" } else { "files" }
7966                                            ))
7967                                            .size(LabelSize::Custom(self.tool_name_font_size()))
7968                                            .color(Color::Muted),
7969                                        )
7970                                        .child(
7971                                            DiffStat::new(
7972                                                diff_stat_id.clone(),
7973                                                diff_stats.lines_added as usize,
7974                                                diff_stats.lines_removed as usize,
7975                                            )
7976                                            .label_size(LabelSize::Custom(
7977                                                self.tool_name_font_size(),
7978                                            )),
7979                                        )
7980                                    }),
7981                            )
7982                            .when(!has_no_title_or_canceled && !is_pending_tool_call, |this| {
7983                                this.tooltip(move |_, cx| {
7984                                    Tooltip::with_meta(
7985                                        title.to_string(),
7986                                        None,
7987                                        tooltip_meta_description,
7988                                        cx,
7989                                    )
7990                                })
7991                            })
7992                            .when(has_expandable_content && !is_pending_tool_call, |this| {
7993                                this.cursor_pointer()
7994                                    .hover(|s| s.bg(cx.theme().colors().element_hover))
7995                                    .child(
7996                                        div().visible_on_hover(card_header_id).child(
7997                                            Icon::new(if is_expanded {
7998                                                IconName::ChevronUp
7999                                            } else {
8000                                                IconName::ChevronDown
8001                                            })
8002                                            .color(Color::Muted)
8003                                            .size(IconSize::Small),
8004                                        ),
8005                                    )
8006                                    .on_click(cx.listener({
8007                                        let tool_call_id = tool_call.id.clone();
8008                                        move |this, _, _, cx| {
8009                                            if this.expanded_tool_calls.contains(&tool_call_id) {
8010                                                this.expanded_tool_calls.remove(&tool_call_id);
8011                                            } else {
8012                                                this.expanded_tool_calls
8013                                                    .insert(tool_call_id.clone());
8014                                            }
8015                                            let expanded =
8016                                                this.expanded_tool_calls.contains(&tool_call_id);
8017                                            telemetry::event!("Subagent Toggled", expanded);
8018                                            cx.notify();
8019                                        }
8020                                    }))
8021                            }),
8022                    )
8023                    .when(is_running && subagent_session_id.is_some(), |buttons| {
8024                        buttons.child(
8025                            IconButton::new(format!("stop-subagent-{}", entry_ix), IconName::Stop)
8026                                .icon_size(IconSize::Small)
8027                                .icon_color(Color::Error)
8028                                .tooltip(Tooltip::text("Stop Subagent"))
8029                                .when_some(
8030                                    thread_view
8031                                        .as_ref()
8032                                        .map(|view| view.read(cx).thread.clone()),
8033                                    |this, thread| {
8034                                        this.on_click(cx.listener(
8035                                            move |_this, _event, _window, cx| {
8036                                                telemetry::event!("Subagent Stopped");
8037                                                thread.update(cx, |thread, cx| {
8038                                                    thread.cancel(cx).detach();
8039                                                });
8040                                            },
8041                                        ))
8042                                    },
8043                                ),
8044                        )
8045                    }),
8046            )
8047            .when_some(thread_view, |this, thread_view| {
8048                let thread = &thread_view.read(cx).thread;
8049                let tv_session_id = thread.read(cx).session_id();
8050                let pending_tool_call = self
8051                    .conversation
8052                    .read(cx)
8053                    .pending_tool_call(tv_session_id, cx);
8054
8055                let nav_session_id = tv_session_id.clone();
8056
8057                let fullscreen_toggle = h_flex()
8058                    .id(entry_ix)
8059                    .py_1()
8060                    .w_full()
8061                    .justify_center()
8062                    .border_t_1()
8063                    .when(is_failed, |this| this.border_dashed())
8064                    .border_color(self.tool_card_border_color(cx))
8065                    .cursor_pointer()
8066                    .hover(|s| s.bg(cx.theme().colors().element_hover))
8067                    .child(
8068                        Icon::new(IconName::Maximize)
8069                            .color(Color::Muted)
8070                            .size(IconSize::Small),
8071                    )
8072                    .tooltip(Tooltip::text("Make Subagent Full Screen"))
8073                    .on_click(cx.listener(move |this, _event, window, cx| {
8074                        telemetry::event!("Subagent Maximized");
8075                        this.server_view
8076                            .update(cx, |this, cx| {
8077                                this.navigate_to_thread(nav_session_id.clone(), window, cx);
8078                            })
8079                            .ok();
8080                    }));
8081
8082                if is_running && let Some((_, subagent_tool_call_id, _)) = pending_tool_call {
8083                    if let Some((entry_ix, tool_call)) =
8084                        thread.read(cx).tool_call(&subagent_tool_call_id)
8085                    {
8086                        this.child(Divider::horizontal().color(DividerColor::Border))
8087                            .child(thread_view.read(cx).render_any_tool_call(
8088                                active_session_id,
8089                                entry_ix,
8090                                tool_call,
8091                                focus_handle,
8092                                true,
8093                                window,
8094                                cx,
8095                            ))
8096                            .child(fullscreen_toggle)
8097                    } else {
8098                        this
8099                    }
8100                } else {
8101                    this.when(is_expanded, |this| {
8102                        this.child(self.render_subagent_expanded_content(
8103                            thread_view,
8104                            tool_call,
8105                            window,
8106                            cx,
8107                        ))
8108                        .when_some(error_message, |this, message| {
8109                            this.child(
8110                                Callout::new()
8111                                    .severity(Severity::Error)
8112                                    .icon(IconName::XCircle)
8113                                    .title(message),
8114                            )
8115                        })
8116                        .child(fullscreen_toggle)
8117                    })
8118                }
8119            })
8120            .into_any_element()
8121    }
8122
8123    fn render_subagent_expanded_content(
8124        &self,
8125        thread_view: &Entity<ThreadView>,
8126        tool_call: &ToolCall,
8127        window: &Window,
8128        cx: &Context<Self>,
8129    ) -> impl IntoElement {
8130        const MAX_PREVIEW_ENTRIES: usize = 8;
8131
8132        let subagent_view = thread_view.read(cx);
8133        let session_id = subagent_view.thread.read(cx).session_id().clone();
8134
8135        let is_canceled_or_failed = matches!(
8136            tool_call.status,
8137            ToolCallStatus::Canceled | ToolCallStatus::Failed | ToolCallStatus::Rejected
8138        );
8139
8140        let editor_bg = cx.theme().colors().editor_background;
8141        let overlay = {
8142            div()
8143                .absolute()
8144                .inset_0()
8145                .size_full()
8146                .bg(linear_gradient(
8147                    180.,
8148                    linear_color_stop(editor_bg.opacity(0.5), 0.),
8149                    linear_color_stop(editor_bg.opacity(0.), 0.1),
8150                ))
8151                .block_mouse_except_scroll()
8152        };
8153
8154        let entries = subagent_view.thread.read(cx).entries();
8155        let total_entries = entries.len();
8156        let mut entry_range = if let Some(info) = tool_call.subagent_session_info.as_ref() {
8157            info.message_start_index
8158                ..info
8159                    .message_end_index
8160                    .map(|i| (i + 1).min(total_entries))
8161                    .unwrap_or(total_entries)
8162        } else {
8163            0..total_entries
8164        };
8165        entry_range.start = entry_range
8166            .end
8167            .saturating_sub(MAX_PREVIEW_ENTRIES)
8168            .max(entry_range.start);
8169        let start_ix = entry_range.start;
8170
8171        let scroll_handle = self
8172            .subagent_scroll_handles
8173            .borrow_mut()
8174            .entry(subagent_view.session_id.clone())
8175            .or_default()
8176            .clone();
8177
8178        scroll_handle.scroll_to_bottom();
8179
8180        let rendered_entries: Vec<AnyElement> = entries
8181            .get(entry_range)
8182            .unwrap_or_default()
8183            .iter()
8184            .enumerate()
8185            .map(|(i, entry)| {
8186                let actual_ix = start_ix + i;
8187                subagent_view.render_entry(actual_ix, total_entries, entry, window, cx)
8188            })
8189            .collect();
8190
8191        v_flex()
8192            .w_full()
8193            .border_t_1()
8194            .when(is_canceled_or_failed, |this| this.border_dashed())
8195            .border_color(self.tool_card_border_color(cx))
8196            .overflow_hidden()
8197            .child(
8198                div()
8199                    .pb_1()
8200                    .min_h_0()
8201                    .id(format!("subagent-entries-{}", session_id))
8202                    .track_scroll(&scroll_handle)
8203                    .children(rendered_entries),
8204            )
8205            .h_56()
8206            .child(overlay)
8207            .into_any_element()
8208    }
8209
8210    fn subagent_error_message(
8211        &self,
8212        status: &ToolCallStatus,
8213        tool_call: &ToolCall,
8214        cx: &App,
8215    ) -> Option<SharedString> {
8216        if matches!(status, ToolCallStatus::Failed) {
8217            tool_call.content.iter().find_map(|content| {
8218                if let ToolCallContent::ContentBlock(block) = content {
8219                    if let acp_thread::ContentBlock::Markdown { markdown } = block {
8220                        let source = markdown.read(cx).source().to_string();
8221                        if !source.is_empty() {
8222                            if source == "User canceled" {
8223                                return None;
8224                            } else {
8225                                return Some(SharedString::from(source));
8226                            }
8227                        }
8228                    }
8229                }
8230                None
8231            })
8232        } else {
8233            None
8234        }
8235    }
8236
8237    fn tool_card_header_bg(&self, cx: &Context<Self>) -> Hsla {
8238        cx.theme()
8239            .colors()
8240            .element_background
8241            .blend(cx.theme().colors().editor_foreground.opacity(0.025))
8242    }
8243
8244    fn tool_card_border_color(&self, cx: &Context<Self>) -> Hsla {
8245        cx.theme().colors().border.opacity(0.8)
8246    }
8247
8248    fn tool_name_font_size(&self) -> Rems {
8249        rems_from_px(13.)
8250    }
8251
8252    pub(crate) fn render_thread_error(
8253        &mut self,
8254        window: &mut Window,
8255        cx: &mut Context<Self>,
8256    ) -> Option<Div> {
8257        let content = match self.thread_error.as_ref()? {
8258            ThreadError::Other { message, .. } => {
8259                self.render_any_thread_error(message.clone(), window, cx)
8260            }
8261            ThreadError::Refusal => self.render_refusal_error(cx),
8262            ThreadError::AuthenticationRequired(error) => {
8263                self.render_authentication_required_error(error.clone(), cx)
8264            }
8265            ThreadError::PaymentRequired => self.render_payment_required_error(cx),
8266            ThreadError::RateLimitExceeded { provider } => self.render_error_callout(
8267                "Rate Limit Reached",
8268                format!(
8269                    "{provider}'s rate limit was reached. Zed will retry automatically. \
8270                    You can also wait a moment and try again."
8271                )
8272                .into(),
8273                true,
8274                true,
8275                cx,
8276            ),
8277            ThreadError::ServerOverloaded { provider } => self.render_error_callout(
8278                "Provider Unavailable",
8279                format!(
8280                    "{provider}'s servers are temporarily unavailable. Zed will retry \
8281                    automatically. If the problem persists, check the provider's status page."
8282                )
8283                .into(),
8284                true,
8285                true,
8286                cx,
8287            ),
8288            ThreadError::PromptTooLarge => self.render_prompt_too_large_error(cx),
8289            ThreadError::NoApiKey { provider } => self.render_error_callout(
8290                "API Key Missing",
8291                format!(
8292                    "No API key is configured for {provider}. \
8293                    Add your key via the Agent Panel settings to continue."
8294                )
8295                .into(),
8296                false,
8297                true,
8298                cx,
8299            ),
8300            ThreadError::StreamError { provider } => self.render_error_callout(
8301                "Connection Interrupted",
8302                format!(
8303                    "The connection to {provider}'s API was interrupted. Zed will retry \
8304                    automatically. If the problem persists, check your network connection."
8305                )
8306                .into(),
8307                true,
8308                true,
8309                cx,
8310            ),
8311            ThreadError::InvalidApiKey { provider } => self.render_error_callout(
8312                "Invalid API Key",
8313                format!(
8314                    "The API key for {provider} is invalid or has expired. \
8315                    Update your key via the Agent Panel settings to continue."
8316                )
8317                .into(),
8318                false,
8319                false,
8320                cx,
8321            ),
8322            ThreadError::PermissionDenied { provider } => self.render_error_callout(
8323                "Permission Denied",
8324                format!(
8325                    "{provider}'s API rejected the request due to insufficient permissions. \
8326                    Check that your API key has access to this model."
8327                )
8328                .into(),
8329                false,
8330                false,
8331                cx,
8332            ),
8333            ThreadError::RequestFailed => self.render_error_callout(
8334                "Request Failed",
8335                "The request could not be completed after multiple attempts. \
8336                Try again in a moment."
8337                    .into(),
8338                true,
8339                false,
8340                cx,
8341            ),
8342            ThreadError::MaxOutputTokens => self.render_error_callout(
8343                "Output Limit Reached",
8344                "The model stopped because it reached its maximum output length. \
8345                You can ask it to continue where it left off."
8346                    .into(),
8347                false,
8348                false,
8349                cx,
8350            ),
8351            ThreadError::NoModelSelected => self.render_error_callout(
8352                "No Model Selected",
8353                "Select a model from the model picker below to get started.".into(),
8354                false,
8355                false,
8356                cx,
8357            ),
8358            ThreadError::ApiError { provider } => self.render_error_callout(
8359                "API Error",
8360                format!(
8361                    "{provider}'s API returned an unexpected error. \
8362                    If the problem persists, try switching models or restarting Zed."
8363                )
8364                .into(),
8365                true,
8366                true,
8367                cx,
8368            ),
8369        };
8370
8371        Some(div().child(content))
8372    }
8373
8374    fn render_refusal_error(&self, cx: &mut Context<'_, Self>) -> Callout {
8375        let model_or_agent_name = self.current_model_name(cx);
8376        let refusal_message = format!(
8377            "{} refused to respond to this prompt. \
8378            This can happen when a model believes the prompt violates its content policy \
8379            or safety guidelines, so rephrasing it can sometimes address the issue.",
8380            model_or_agent_name
8381        );
8382
8383        Callout::new()
8384            .severity(Severity::Error)
8385            .title("Request Refused")
8386            .icon(IconName::XCircle)
8387            .description(refusal_message.clone())
8388            .actions_slot(self.create_copy_button(&refusal_message))
8389            .dismiss_action(self.dismiss_error_button(cx))
8390    }
8391
8392    fn render_authentication_required_error(
8393        &self,
8394        error: SharedString,
8395        cx: &mut Context<Self>,
8396    ) -> Callout {
8397        Callout::new()
8398            .severity(Severity::Error)
8399            .title("Authentication Required")
8400            .icon(IconName::XCircle)
8401            .description(error.clone())
8402            .actions_slot(
8403                h_flex()
8404                    .gap_0p5()
8405                    .child(self.authenticate_button(cx))
8406                    .child(self.create_copy_button(error)),
8407            )
8408            .dismiss_action(self.dismiss_error_button(cx))
8409    }
8410
8411    fn render_payment_required_error(&self, cx: &mut Context<Self>) -> Callout {
8412        const ERROR_MESSAGE: &str =
8413            "You reached your free usage limit. Upgrade to Zed Pro for more prompts.";
8414
8415        Callout::new()
8416            .severity(Severity::Error)
8417            .icon(IconName::XCircle)
8418            .title("Free Usage Exceeded")
8419            .description(ERROR_MESSAGE)
8420            .actions_slot(
8421                h_flex()
8422                    .gap_0p5()
8423                    .child(self.upgrade_button(cx))
8424                    .child(self.create_copy_button(ERROR_MESSAGE)),
8425            )
8426            .dismiss_action(self.dismiss_error_button(cx))
8427    }
8428
8429    fn render_error_callout(
8430        &self,
8431        title: &'static str,
8432        message: SharedString,
8433        show_retry: bool,
8434        show_copy: bool,
8435        cx: &mut Context<Self>,
8436    ) -> Callout {
8437        let can_resume = show_retry && self.thread.read(cx).can_retry(cx);
8438        let show_actions = can_resume || show_copy;
8439
8440        Callout::new()
8441            .severity(Severity::Error)
8442            .icon(IconName::XCircle)
8443            .title(title)
8444            .description(message.clone())
8445            .when(show_actions, |callout| {
8446                callout.actions_slot(
8447                    h_flex()
8448                        .gap_0p5()
8449                        .when(can_resume, |this| this.child(self.retry_button(cx)))
8450                        .when(show_copy, |this| {
8451                            this.child(self.create_copy_button(message.clone()))
8452                        }),
8453                )
8454            })
8455            .dismiss_action(self.dismiss_error_button(cx))
8456    }
8457
8458    fn render_prompt_too_large_error(&self, cx: &mut Context<Self>) -> Callout {
8459        const MESSAGE: &str = "This conversation is too long for the model's context window. \
8460            Start a new thread or remove some attached files to continue.";
8461
8462        Callout::new()
8463            .severity(Severity::Error)
8464            .icon(IconName::XCircle)
8465            .title("Context Too Large")
8466            .description(MESSAGE)
8467            .actions_slot(
8468                h_flex()
8469                    .gap_0p5()
8470                    .child(self.new_thread_button(cx))
8471                    .child(self.create_copy_button(MESSAGE)),
8472            )
8473            .dismiss_action(self.dismiss_error_button(cx))
8474    }
8475
8476    fn retry_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8477        Button::new("retry", "Retry")
8478            .label_size(LabelSize::Small)
8479            .style(ButtonStyle::Filled)
8480            .on_click(cx.listener(|this, _, _, cx| {
8481                this.retry_generation(cx);
8482            }))
8483    }
8484
8485    fn new_thread_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8486        Button::new("new_thread", "New Thread")
8487            .label_size(LabelSize::Small)
8488            .style(ButtonStyle::Filled)
8489            .on_click(cx.listener(|this, _, window, cx| {
8490                this.clear_thread_error(cx);
8491                window.dispatch_action(NewThread.boxed_clone(), cx);
8492            }))
8493    }
8494
8495    fn upgrade_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8496        Button::new("upgrade", "Upgrade")
8497            .label_size(LabelSize::Small)
8498            .style(ButtonStyle::Tinted(ui::TintColor::Accent))
8499            .on_click(cx.listener({
8500                move |this, _, _, cx| {
8501                    this.clear_thread_error(cx);
8502                    cx.open_url(&zed_urls::upgrade_to_zed_pro_url(cx));
8503                }
8504            }))
8505    }
8506
8507    fn authenticate_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8508        Button::new("authenticate", "Authenticate")
8509            .label_size(LabelSize::Small)
8510            .style(ButtonStyle::Filled)
8511            .on_click(cx.listener({
8512                move |this, _, window, cx| {
8513                    let server_view = this.server_view.clone();
8514                    let agent_name = this.agent_id.clone();
8515
8516                    this.clear_thread_error(cx);
8517                    if let Some(message) = this.in_flight_prompt.take() {
8518                        this.message_editor.update(cx, |editor, cx| {
8519                            editor.set_message(message, window, cx);
8520                        });
8521                    }
8522                    let connection = this.thread.read(cx).connection().clone();
8523                    window.defer(cx, |window, cx| {
8524                        ConversationView::handle_auth_required(
8525                            server_view,
8526                            AuthRequired::new(),
8527                            agent_name,
8528                            connection,
8529                            window,
8530                            cx,
8531                        );
8532                    })
8533                }
8534            }))
8535    }
8536
8537    fn current_model_name(&self, cx: &App) -> SharedString {
8538        // For native agent (Zed Agent), use the specific model name (e.g., "Claude 3.5 Sonnet")
8539        // For ACP agents, use the agent name (e.g., "Claude Agent", "Gemini CLI")
8540        // This provides better clarity about what refused the request
8541        if self.as_native_connection(cx).is_some() {
8542            self.model_selector
8543                .clone()
8544                .and_then(|selector| selector.read(cx).active_model(cx))
8545                .map(|model| model.name.clone())
8546                .unwrap_or_else(|| SharedString::from("The model"))
8547        } else {
8548            // ACP agent - use the agent name (e.g., "Claude Agent", "Gemini CLI")
8549            self.agent_id.0.clone()
8550        }
8551    }
8552
8553    fn render_any_thread_error(
8554        &mut self,
8555        error: SharedString,
8556        window: &mut Window,
8557        cx: &mut Context<'_, Self>,
8558    ) -> Callout {
8559        let can_resume = self.thread.read(cx).can_retry(cx);
8560
8561        let markdown = if let Some(markdown) = &self.thread_error_markdown {
8562            markdown.clone()
8563        } else {
8564            let markdown = cx.new(|cx| Markdown::new(error.clone(), None, None, cx));
8565            self.thread_error_markdown = Some(markdown.clone());
8566            markdown
8567        };
8568
8569        let markdown_style =
8570            MarkdownStyle::themed(MarkdownFont::Agent, window, cx).with_muted_text(cx);
8571        let description = self
8572            .render_markdown(markdown, markdown_style)
8573            .into_any_element();
8574
8575        Callout::new()
8576            .severity(Severity::Error)
8577            .icon(IconName::XCircle)
8578            .title("An Error Happened")
8579            .description_slot(description)
8580            .actions_slot(
8581                h_flex()
8582                    .gap_0p5()
8583                    .when(can_resume, |this| {
8584                        this.child(
8585                            IconButton::new("retry", IconName::RotateCw)
8586                                .icon_size(IconSize::Small)
8587                                .tooltip(Tooltip::text("Retry Generation"))
8588                                .on_click(cx.listener(|this, _, _window, cx| {
8589                                    this.retry_generation(cx);
8590                                })),
8591                        )
8592                    })
8593                    .child(self.create_copy_button(error.to_string())),
8594            )
8595            .dismiss_action(self.dismiss_error_button(cx))
8596    }
8597
8598    fn render_markdown(&self, markdown: Entity<Markdown>, style: MarkdownStyle) -> MarkdownElement {
8599        let workspace = self.workspace.clone();
8600        MarkdownElement::new(markdown, style).on_url_click(move |text, window, cx| {
8601            open_link(text, &workspace, window, cx);
8602        })
8603    }
8604
8605    fn create_copy_button(&self, message: impl Into<String>) -> impl IntoElement {
8606        let message = message.into();
8607
8608        CopyButton::new("copy-error-message", message).tooltip_label("Copy Error Message")
8609    }
8610
8611    fn dismiss_error_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
8612        IconButton::new("dismiss", IconName::Close)
8613            .icon_size(IconSize::Small)
8614            .tooltip(Tooltip::text("Dismiss"))
8615            .on_click(cx.listener({
8616                move |this, _, _, cx| {
8617                    this.clear_thread_error(cx);
8618                    cx.notify();
8619                }
8620            }))
8621    }
8622
8623    fn render_resume_notice(_cx: &Context<Self>) -> AnyElement {
8624        let description = "This agent does not support viewing previous messages. However, your session will still continue from where you last left off.";
8625
8626        Callout::new()
8627            .border_position(ui::BorderPosition::Bottom)
8628            .severity(Severity::Info)
8629            .icon(IconName::Info)
8630            .title("Resumed Session")
8631            .description(description)
8632            .into_any_element()
8633    }
8634
8635    fn update_recent_history_from_cache(
8636        &mut self,
8637        history: &Entity<ThreadHistory>,
8638        cx: &mut Context<Self>,
8639    ) {
8640        self.recent_history_entries = history.read(cx).get_recent_sessions(3);
8641        self.hovered_recent_history_item = None;
8642        cx.notify();
8643    }
8644
8645    fn render_codex_windows_warning(&self, cx: &mut Context<Self>) -> Callout {
8646        Callout::new()
8647            .icon(IconName::Warning)
8648            .severity(Severity::Warning)
8649            .title("Codex on Windows")
8650            .description("For best performance, run Codex in Windows Subsystem for Linux (WSL2)")
8651            .actions_slot(
8652                Button::new("open-wsl-modal", "Open in WSL").on_click(cx.listener({
8653                    move |_, _, _window, cx| {
8654                        #[cfg(windows)]
8655                        _window.dispatch_action(
8656                            zed_actions::wsl_actions::OpenWsl::default().boxed_clone(),
8657                            cx,
8658                        );
8659                        cx.notify();
8660                    }
8661                })),
8662            )
8663            .dismiss_action(
8664                IconButton::new("dismiss", IconName::Close)
8665                    .icon_size(IconSize::Small)
8666                    .icon_color(Color::Muted)
8667                    .tooltip(Tooltip::text("Dismiss Warning"))
8668                    .on_click(cx.listener({
8669                        move |this, _, _, cx| {
8670                            this.show_codex_windows_warning = false;
8671                            cx.notify();
8672                        }
8673                    })),
8674            )
8675    }
8676
8677    fn render_external_source_prompt_warning(&self, cx: &mut Context<Self>) -> Callout {
8678        Callout::new()
8679            .icon(IconName::Warning)
8680            .severity(Severity::Warning)
8681            .title("Review before sending")
8682            .description("This prompt was pre-filled by an external link. Read it carefully before you send it.")
8683            .dismiss_action(
8684                IconButton::new("dismiss-external-source-prompt-warning", IconName::Close)
8685                    .icon_size(IconSize::Small)
8686                    .icon_color(Color::Muted)
8687                    .tooltip(Tooltip::text("Dismiss Warning"))
8688                    .on_click(cx.listener({
8689                        move |this, _, _, cx| {
8690                            this.show_external_source_prompt_warning = false;
8691                            cx.notify();
8692                        }
8693                    })),
8694            )
8695    }
8696
8697    fn render_multi_root_callout(&self, cx: &mut Context<Self>) -> Option<Callout> {
8698        if self.multi_root_callout_dismissed {
8699            return None;
8700        }
8701
8702        if self.as_native_connection(cx).is_some() {
8703            return None;
8704        }
8705
8706        let project = self.project.upgrade()?;
8707        let worktree_count = project.read(cx).visible_worktrees(cx).count();
8708        if worktree_count <= 1 {
8709            return None;
8710        }
8711
8712        let work_dirs = self.thread.read(cx).work_dirs()?;
8713        let active_dir = work_dirs
8714            .ordered_paths()
8715            .next()
8716            .and_then(|p| p.file_name())
8717            .map(|name| name.to_string_lossy().to_string())
8718            .unwrap_or_else(|| "one folder".to_string());
8719
8720        let description = format!(
8721            "This agent only operates on \"{}\". Other folders in this workspace are not accessible to it.",
8722            active_dir
8723        );
8724
8725        Some(
8726            Callout::new()
8727                .severity(Severity::Warning)
8728                .icon(IconName::Warning)
8729                .title("External Agents currently don't support multi-root workspaces")
8730                .description(description)
8731                .border_position(ui::BorderPosition::Bottom)
8732                .dismiss_action(
8733                    IconButton::new("dismiss-multi-root-callout", IconName::Close)
8734                        .icon_size(IconSize::Small)
8735                        .tooltip(Tooltip::text("Dismiss"))
8736                        .on_click(cx.listener(|this, _, _, cx| {
8737                            this.multi_root_callout_dismissed = true;
8738                            cx.notify();
8739                        })),
8740                ),
8741        )
8742    }
8743
8744    fn render_new_version_callout(&self, version: &SharedString, cx: &mut Context<Self>) -> Div {
8745        let server_view = self.server_view.clone();
8746        let has_version = !version.is_empty();
8747        let title = if has_version {
8748            "New version available"
8749        } else {
8750            "Agent update available"
8751        };
8752        let button_label = if has_version {
8753            format!("Update to v{}", version)
8754        } else {
8755            "Reconnect".to_string()
8756        };
8757
8758        v_flex().w_full().justify_end().child(
8759            h_flex()
8760                .p_2()
8761                .pr_3()
8762                .w_full()
8763                .gap_1p5()
8764                .border_t_1()
8765                .border_color(cx.theme().colors().border)
8766                .bg(cx.theme().colors().element_background)
8767                .child(
8768                    h_flex()
8769                        .flex_1()
8770                        .gap_1p5()
8771                        .child(
8772                            Icon::new(IconName::Download)
8773                                .color(Color::Accent)
8774                                .size(IconSize::Small),
8775                        )
8776                        .child(Label::new(title).size(LabelSize::Small)),
8777                )
8778                .child(
8779                    Button::new("update-button", button_label)
8780                        .label_size(LabelSize::Small)
8781                        .style(ButtonStyle::Tinted(TintColor::Accent))
8782                        .on_click(move |_, window, cx| {
8783                            server_view
8784                                .update(cx, |view, cx| view.reset(window, cx))
8785                                .ok();
8786                        }),
8787                ),
8788        )
8789    }
8790
8791    fn render_token_limit_callout(&self, cx: &mut Context<Self>) -> Option<Callout> {
8792        if self.token_limit_callout_dismissed || self.as_native_thread(cx).is_none() {
8793            return None;
8794        }
8795
8796        let token_usage = self.thread.read(cx).token_usage()?;
8797        let ratio = token_usage.ratio();
8798
8799        let (severity, icon, title) = match ratio {
8800            acp_thread::TokenUsageRatio::Normal => return None,
8801            acp_thread::TokenUsageRatio::Warning => (
8802                Severity::Warning,
8803                IconName::Warning,
8804                "Thread reaching the token limit soon",
8805            ),
8806            acp_thread::TokenUsageRatio::Exceeded => (
8807                Severity::Error,
8808                IconName::XCircle,
8809                "Thread reached the token limit",
8810            ),
8811        };
8812
8813        let description = "To continue, start a new thread from a summary.";
8814
8815        Some(
8816            Callout::new()
8817                .severity(severity)
8818                .icon(icon)
8819                .title(title)
8820                .description(description)
8821                .actions_slot(
8822                    h_flex().gap_0p5().child(
8823                        Button::new("start-new-thread", "Start New Thread")
8824                            .label_size(LabelSize::Small)
8825                            .on_click(cx.listener(|this, _, window, cx| {
8826                                let session_id = this.thread.read(cx).session_id().clone();
8827                                window.dispatch_action(
8828                                    crate::NewNativeAgentThreadFromSummary {
8829                                        from_session_id: session_id,
8830                                    }
8831                                    .boxed_clone(),
8832                                    cx,
8833                                );
8834                            })),
8835                    ),
8836                )
8837                .dismiss_action(self.dismiss_error_button(cx)),
8838        )
8839    }
8840
8841    fn open_permission_dropdown(
8842        &mut self,
8843        _: &crate::OpenPermissionDropdown,
8844        window: &mut Window,
8845        cx: &mut Context<Self>,
8846    ) {
8847        let menu_handle = self.permission_dropdown_handle.clone();
8848        window.defer(cx, move |window, cx| {
8849            menu_handle.toggle(window, cx);
8850        });
8851    }
8852
8853    fn open_add_context_menu(
8854        &mut self,
8855        _action: &OpenAddContextMenu,
8856        window: &mut Window,
8857        cx: &mut Context<Self>,
8858    ) {
8859        let menu_handle = self.add_context_menu_handle.clone();
8860        window.defer(cx, move |window, cx| {
8861            menu_handle.toggle(window, cx);
8862        });
8863    }
8864
8865    fn toggle_fast_mode(&mut self, cx: &mut Context<Self>) {
8866        if !self.fast_mode_available(cx) {
8867            return;
8868        }
8869        let Some(thread) = self.as_native_thread(cx) else {
8870            return;
8871        };
8872        thread.update(cx, |thread, cx| {
8873            let new_speed = thread
8874                .speed()
8875                .map(|speed| speed.toggle())
8876                .unwrap_or(Speed::Fast);
8877            thread.set_speed(new_speed, cx);
8878
8879            let fs = thread.project().read(cx).fs().clone();
8880            update_settings_file(fs, cx, move |settings, _| {
8881                if let Some(agent) = settings.agent.as_mut()
8882                    && let Some(default_model) = agent.default_model.as_mut()
8883                {
8884                    default_model.speed = Some(new_speed);
8885                }
8886            });
8887        });
8888    }
8889
8890    fn cycle_thinking_effort(&mut self, cx: &mut Context<Self>) {
8891        let Some(thread) = self.as_native_thread(cx) else {
8892            return;
8893        };
8894
8895        let (effort_levels, current_effort) = {
8896            let thread_ref = thread.read(cx);
8897            let Some(model) = thread_ref.model() else {
8898                return;
8899            };
8900            if !model.supports_thinking() || !thread_ref.thinking_enabled() {
8901                return;
8902            }
8903            let effort_levels = model.supported_effort_levels();
8904            if effort_levels.is_empty() {
8905                return;
8906            }
8907            let current_effort = thread_ref.thinking_effort().cloned();
8908            (effort_levels, current_effort)
8909        };
8910
8911        let current_index = current_effort.and_then(|current| {
8912            effort_levels
8913                .iter()
8914                .position(|level| level.value == current)
8915        });
8916        let next_index = match current_index {
8917            Some(index) => (index + 1) % effort_levels.len(),
8918            None => 0,
8919        };
8920        let next_effort = effort_levels[next_index].value.to_string();
8921
8922        thread.update(cx, |thread, cx| {
8923            thread.set_thinking_effort(Some(next_effort.clone()), cx);
8924
8925            let fs = thread.project().read(cx).fs().clone();
8926            update_settings_file(fs, cx, move |settings, _| {
8927                if let Some(agent) = settings.agent.as_mut()
8928                    && let Some(default_model) = agent.default_model.as_mut()
8929                {
8930                    default_model.effort = Some(next_effort);
8931                }
8932            });
8933        });
8934    }
8935
8936    fn toggle_thinking_effort_menu(
8937        &mut self,
8938        _action: &ToggleThinkingEffortMenu,
8939        window: &mut Window,
8940        cx: &mut Context<Self>,
8941    ) {
8942        let menu_handle = self.thinking_effort_menu_handle.clone();
8943        window.defer(cx, move |window, cx| {
8944            menu_handle.toggle(window, cx);
8945        });
8946    }
8947}
8948
8949impl Render for ThreadView {
8950    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
8951        let has_messages = self.list_state.item_count() > 0;
8952        let list_state = self.list_state.clone();
8953
8954        let conversation = v_flex()
8955            .when(self.resumed_without_history, |this| {
8956                this.child(Self::render_resume_notice(cx))
8957            })
8958            .map(|this| {
8959                if has_messages {
8960                    this.flex_1()
8961                        .size_full()
8962                        .child(self.render_entries(cx))
8963                        .vertical_scrollbar_for(&list_state, window, cx)
8964                        .into_any()
8965                } else {
8966                    this.into_any()
8967                }
8968            });
8969
8970        v_flex()
8971            .key_context("AcpThread")
8972            .track_focus(&self.focus_handle)
8973            .on_action(cx.listener(|this, _: &menu::Cancel, _, cx| {
8974                if this.parent_session_id.is_none() {
8975                    this.cancel_generation(cx);
8976                }
8977            }))
8978            .on_action(cx.listener(|this, _: &workspace::GoBack, window, cx| {
8979                if let Some(parent_session_id) = this.thread.read(cx).parent_session_id().cloned() {
8980                    this.server_view
8981                        .update(cx, |view, cx| {
8982                            view.navigate_to_thread(parent_session_id, window, cx);
8983                        })
8984                        .ok();
8985                }
8986            }))
8987            .on_action(cx.listener(Self::keep_all))
8988            .on_action(cx.listener(Self::reject_all))
8989            .on_action(cx.listener(Self::undo_last_reject))
8990            .on_action(cx.listener(Self::allow_always))
8991            .on_action(cx.listener(Self::allow_once))
8992            .on_action(cx.listener(Self::reject_once))
8993            .on_action(cx.listener(Self::handle_authorize_tool_call))
8994            .on_action(cx.listener(Self::handle_select_permission_granularity))
8995            .on_action(cx.listener(Self::handle_toggle_command_pattern))
8996            .on_action(cx.listener(Self::open_permission_dropdown))
8997            .on_action(cx.listener(Self::open_add_context_menu))
8998            .on_action(cx.listener(Self::scroll_output_page_up))
8999            .on_action(cx.listener(Self::scroll_output_page_down))
9000            .on_action(cx.listener(Self::scroll_output_line_up))
9001            .on_action(cx.listener(Self::scroll_output_line_down))
9002            .on_action(cx.listener(Self::scroll_output_to_top))
9003            .on_action(cx.listener(Self::scroll_output_to_bottom))
9004            .on_action(cx.listener(Self::scroll_output_to_previous_message))
9005            .on_action(cx.listener(Self::scroll_output_to_next_message))
9006            .on_action(cx.listener(|this, _: &ToggleFastMode, _window, cx| {
9007                this.toggle_fast_mode(cx);
9008            }))
9009            .on_action(cx.listener(|this, _: &ToggleThinkingMode, _window, cx| {
9010                if this.thread.read(cx).status() != ThreadStatus::Idle {
9011                    return;
9012                }
9013                if let Some(thread) = this.as_native_thread(cx) {
9014                    thread.update(cx, |thread, cx| {
9015                        thread.set_thinking_enabled(!thread.thinking_enabled(), cx);
9016                    });
9017                }
9018            }))
9019            .on_action(cx.listener(|this, _: &CycleThinkingEffort, _window, cx| {
9020                if this.thread.read(cx).status() != ThreadStatus::Idle {
9021                    return;
9022                }
9023                this.cycle_thinking_effort(cx);
9024            }))
9025            .on_action(
9026                cx.listener(|this, action: &ToggleThinkingEffortMenu, window, cx| {
9027                    if this.thread.read(cx).status() != ThreadStatus::Idle {
9028                        return;
9029                    }
9030                    this.toggle_thinking_effort_menu(action, window, cx);
9031                }),
9032            )
9033            .on_action(cx.listener(|this, _: &SendNextQueuedMessage, window, cx| {
9034                this.send_queued_message_at_index(0, true, window, cx);
9035            }))
9036            .on_action(cx.listener(|this, _: &RemoveFirstQueuedMessage, _, cx| {
9037                this.remove_from_queue(0, cx);
9038                cx.notify();
9039            }))
9040            .on_action(cx.listener(|this, _: &EditFirstQueuedMessage, window, cx| {
9041                this.move_queued_message_to_main_editor(0, None, None, window, cx);
9042            }))
9043            .on_action(cx.listener(|this, _: &ClearMessageQueue, _, cx| {
9044                this.local_queued_messages.clear();
9045                this.sync_queue_flag_to_native_thread(cx);
9046                this.can_fast_track_queue = false;
9047                cx.notify();
9048            }))
9049            .on_action(cx.listener(|this, _: &ToggleProfileSelector, window, cx| {
9050                if this.thread.read(cx).status() != ThreadStatus::Idle {
9051                    return;
9052                }
9053                if let Some(config_options_view) = this.config_options_view.clone() {
9054                    let handled = config_options_view.update(cx, |view, cx| {
9055                        view.toggle_category_picker(
9056                            acp::SessionConfigOptionCategory::Mode,
9057                            window,
9058                            cx,
9059                        )
9060                    });
9061                    if handled {
9062                        return;
9063                    }
9064                }
9065
9066                if let Some(profile_selector) = this.profile_selector.clone() {
9067                    profile_selector.read(cx).menu_handle().toggle(window, cx);
9068                } else if let Some(mode_selector) = this.mode_selector.clone() {
9069                    mode_selector.read(cx).menu_handle().toggle(window, cx);
9070                }
9071            }))
9072            .on_action(cx.listener(|this, _: &CycleModeSelector, window, cx| {
9073                if this.thread.read(cx).status() != ThreadStatus::Idle {
9074                    return;
9075                }
9076                if let Some(config_options_view) = this.config_options_view.clone() {
9077                    let handled = config_options_view.update(cx, |view, cx| {
9078                        view.cycle_category_option(
9079                            acp::SessionConfigOptionCategory::Mode,
9080                            false,
9081                            cx,
9082                        )
9083                    });
9084                    if handled {
9085                        return;
9086                    }
9087                }
9088
9089                if let Some(profile_selector) = this.profile_selector.clone() {
9090                    profile_selector.update(cx, |profile_selector, cx| {
9091                        profile_selector.cycle_profile(cx);
9092                    });
9093                } else if let Some(mode_selector) = this.mode_selector.clone() {
9094                    mode_selector.update(cx, |mode_selector, cx| {
9095                        mode_selector.cycle_mode(window, cx);
9096                    });
9097                }
9098            }))
9099            .on_action(cx.listener(|this, _: &ToggleModelSelector, window, cx| {
9100                if this.thread.read(cx).status() != ThreadStatus::Idle {
9101                    return;
9102                }
9103                if let Some(config_options_view) = this.config_options_view.clone() {
9104                    let handled = config_options_view.update(cx, |view, cx| {
9105                        view.toggle_category_picker(
9106                            acp::SessionConfigOptionCategory::Model,
9107                            window,
9108                            cx,
9109                        )
9110                    });
9111                    if handled {
9112                        return;
9113                    }
9114                }
9115
9116                if let Some(model_selector) = this.model_selector.clone() {
9117                    model_selector
9118                        .update(cx, |model_selector, cx| model_selector.toggle(window, cx));
9119                }
9120            }))
9121            .on_action(cx.listener(|this, _: &CycleFavoriteModels, window, cx| {
9122                if this.thread.read(cx).status() != ThreadStatus::Idle {
9123                    return;
9124                }
9125                if let Some(config_options_view) = this.config_options_view.clone() {
9126                    let handled = config_options_view.update(cx, |view, cx| {
9127                        view.cycle_category_option(
9128                            acp::SessionConfigOptionCategory::Model,
9129                            true,
9130                            cx,
9131                        )
9132                    });
9133                    if handled {
9134                        return;
9135                    }
9136                }
9137
9138                if let Some(model_selector) = this.model_selector.clone() {
9139                    model_selector.update(cx, |model_selector, cx| {
9140                        model_selector.cycle_favorite_models(window, cx);
9141                    });
9142                }
9143            }))
9144            .size_full()
9145            .children(self.render_subagent_titlebar(cx))
9146            .child(conversation)
9147            .children(self.render_multi_root_callout(cx))
9148            .children(self.render_activity_bar(window, cx))
9149            .when(self.show_external_source_prompt_warning, |this| {
9150                this.child(self.render_external_source_prompt_warning(cx))
9151            })
9152            .when(self.show_codex_windows_warning, |this| {
9153                this.child(self.render_codex_windows_warning(cx))
9154            })
9155            .children(self.render_thread_retry_status_callout())
9156            .children(self.render_thread_error(window, cx))
9157            .when_some(
9158                match has_messages {
9159                    true => None,
9160                    false => self.new_server_version_available.clone(),
9161                },
9162                |this, version| this.child(self.render_new_version_callout(&version, cx)),
9163            )
9164            .children(self.render_token_limit_callout(cx))
9165            .child(self.render_message_editor(window, cx))
9166    }
9167}
9168
9169pub(crate) fn open_link(
9170    url: SharedString,
9171    workspace: &WeakEntity<Workspace>,
9172    window: &mut Window,
9173    cx: &mut App,
9174) {
9175    let Some(workspace) = workspace.upgrade() else {
9176        cx.open_url(&url);
9177        return;
9178    };
9179
9180    if let Some(mention) = MentionUri::parse(&url, workspace.read(cx).path_style(cx)).log_err() {
9181        workspace.update(cx, |workspace, cx| match mention {
9182            MentionUri::File { abs_path } => {
9183                let project = workspace.project();
9184                let Some(path) =
9185                    project.update(cx, |project, cx| project.find_project_path(abs_path, cx))
9186                else {
9187                    return;
9188                };
9189
9190                workspace
9191                    .open_path(path, None, true, window, cx)
9192                    .detach_and_log_err(cx);
9193            }
9194            MentionUri::PastedImage { .. } => {}
9195            MentionUri::Directory { abs_path } => {
9196                let project = workspace.project();
9197                let Some(entry_id) = project.update(cx, |project, cx| {
9198                    let path = project.find_project_path(abs_path, cx)?;
9199                    project.entry_for_path(&path, cx).map(|entry| entry.id)
9200                }) else {
9201                    return;
9202                };
9203
9204                project.update(cx, |_, cx| {
9205                    cx.emit(project::Event::RevealInProjectPanel(entry_id));
9206                });
9207            }
9208            MentionUri::Symbol {
9209                abs_path: path,
9210                line_range,
9211                ..
9212            }
9213            | MentionUri::Selection {
9214                abs_path: Some(path),
9215                line_range,
9216            } => {
9217                let project = workspace.project();
9218                let Some(path) =
9219                    project.update(cx, |project, cx| project.find_project_path(path, cx))
9220                else {
9221                    return;
9222                };
9223
9224                let item = workspace.open_path(path, None, true, window, cx);
9225                window
9226                    .spawn(cx, async move |cx| {
9227                        let Some(editor) = item.await?.downcast::<Editor>() else {
9228                            return Ok(());
9229                        };
9230                        let range =
9231                            Point::new(*line_range.start(), 0)..Point::new(*line_range.start(), 0);
9232                        editor
9233                            .update_in(cx, |editor, window, cx| {
9234                                editor.change_selections(
9235                                    SelectionEffects::scroll(Autoscroll::center()),
9236                                    window,
9237                                    cx,
9238                                    |s| s.select_ranges(vec![range]),
9239                                );
9240                            })
9241                            .ok();
9242                        anyhow::Ok(())
9243                    })
9244                    .detach_and_log_err(cx);
9245            }
9246            MentionUri::Selection { abs_path: None, .. } => {}
9247            MentionUri::Thread { id, name } => {
9248                if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
9249                    panel.update(cx, |panel, cx| {
9250                        panel.open_thread(id, None, Some(name.into()), window, cx)
9251                    });
9252                }
9253            }
9254            MentionUri::Rule { id, .. } => {
9255                let PromptId::User { uuid } = id else {
9256                    return;
9257                };
9258                window.dispatch_action(
9259                    Box::new(OpenRulesLibrary {
9260                        prompt_to_select: Some(uuid.0),
9261                    }),
9262                    cx,
9263                )
9264            }
9265            MentionUri::Fetch { url } => {
9266                cx.open_url(url.as_str());
9267            }
9268            MentionUri::Diagnostics { .. } => {}
9269            MentionUri::TerminalSelection { .. } => {}
9270            MentionUri::GitDiff { .. } => {}
9271            MentionUri::MergeConflict { .. } => {}
9272        })
9273    } else {
9274        cx.open_url(&url);
9275    }
9276}