active_thread.rs

   1use crate::AssistantPanel;
   2use crate::context::{AssistantContext, ContextId};
   3use crate::context_picker::MentionLink;
   4use crate::thread::{
   5    LastRestoreCheckpoint, MessageId, MessageSegment, RequestKind, Thread, ThreadError,
   6    ThreadEvent, ThreadFeedback,
   7};
   8use crate::thread_store::ThreadStore;
   9use crate::tool_use::{PendingToolUseStatus, ToolUse, ToolUseStatus};
  10use crate::ui::{AddedContext, AgentNotification, AgentNotificationEvent, ContextPill};
  11use anyhow::Context as _;
  12use assistant_settings::{AssistantSettings, NotifyWhenAgentWaiting};
  13use collections::HashMap;
  14use editor::scroll::Autoscroll;
  15use editor::{Editor, MultiBuffer};
  16use gpui::{
  17    AbsoluteLength, Animation, AnimationExt, AnyElement, App, ClickEvent, DefiniteLength,
  18    EdgesRefinement, Empty, Entity, Focusable, Hsla, Length, ListAlignment, ListState, MouseButton,
  19    PlatformDisplay, ScrollHandle, Stateful, StyleRefinement, Subscription, Task,
  20    TextStyleRefinement, Transformation, UnderlineStyle, WeakEntity, WindowHandle,
  21    linear_color_stop, linear_gradient, list, percentage, pulsating_between,
  22};
  23use language::{Buffer, LanguageRegistry};
  24use language_model::{ConfiguredModel, LanguageModelRegistry, LanguageModelToolUseId, Role};
  25use markdown::{Markdown, MarkdownStyle};
  26use project::ProjectItem as _;
  27use settings::{Settings as _, update_settings_file};
  28use std::rc::Rc;
  29use std::sync::Arc;
  30use std::time::Duration;
  31use text::ToPoint;
  32use theme::ThemeSettings;
  33use ui::{Disclosure, IconButton, KeyBinding, Scrollbar, ScrollbarState, Tooltip, prelude::*};
  34use util::ResultExt as _;
  35use workspace::{OpenOptions, Workspace};
  36
  37use crate::context_store::ContextStore;
  38
  39pub struct ActiveThread {
  40    language_registry: Arc<LanguageRegistry>,
  41    thread_store: Entity<ThreadStore>,
  42    thread: Entity<Thread>,
  43    context_store: Entity<ContextStore>,
  44    workspace: WeakEntity<Workspace>,
  45    save_thread_task: Option<Task<()>>,
  46    messages: Vec<MessageId>,
  47    list_state: ListState,
  48    scrollbar_state: ScrollbarState,
  49    rendered_messages_by_id: HashMap<MessageId, RenderedMessage>,
  50    rendered_tool_use_labels: HashMap<LanguageModelToolUseId, Entity<Markdown>>,
  51    editing_message: Option<(MessageId, EditMessageState)>,
  52    expanded_tool_uses: HashMap<LanguageModelToolUseId, bool>,
  53    expanded_thinking_segments: HashMap<(MessageId, usize), bool>,
  54    last_error: Option<ThreadError>,
  55    notifications: Vec<WindowHandle<AgentNotification>>,
  56    _subscriptions: Vec<Subscription>,
  57    notification_subscriptions: HashMap<WindowHandle<AgentNotification>, Vec<Subscription>>,
  58    feedback_message_editor: Option<Entity<Editor>>,
  59}
  60
  61struct RenderedMessage {
  62    language_registry: Arc<LanguageRegistry>,
  63    segments: Vec<RenderedMessageSegment>,
  64}
  65
  66impl RenderedMessage {
  67    fn from_segments(
  68        segments: &[MessageSegment],
  69        language_registry: Arc<LanguageRegistry>,
  70        workspace: WeakEntity<Workspace>,
  71        window: &Window,
  72        cx: &mut App,
  73    ) -> Self {
  74        let mut this = Self {
  75            language_registry,
  76            segments: Vec::with_capacity(segments.len()),
  77        };
  78        for segment in segments {
  79            this.push_segment(segment, workspace.clone(), window, cx);
  80        }
  81        this
  82    }
  83
  84    fn append_thinking(
  85        &mut self,
  86        text: &String,
  87        workspace: WeakEntity<Workspace>,
  88        window: &Window,
  89        cx: &mut App,
  90    ) {
  91        if let Some(RenderedMessageSegment::Thinking {
  92            content,
  93            scroll_handle,
  94        }) = self.segments.last_mut()
  95        {
  96            content.update(cx, |markdown, cx| {
  97                markdown.append(text, cx);
  98            });
  99            scroll_handle.scroll_to_bottom();
 100        } else {
 101            self.segments.push(RenderedMessageSegment::Thinking {
 102                content: render_markdown(
 103                    text.into(),
 104                    self.language_registry.clone(),
 105                    workspace,
 106                    window,
 107                    cx,
 108                ),
 109                scroll_handle: ScrollHandle::default(),
 110            });
 111        }
 112    }
 113
 114    fn append_text(
 115        &mut self,
 116        text: &String,
 117        workspace: WeakEntity<Workspace>,
 118        window: &Window,
 119        cx: &mut App,
 120    ) {
 121        if let Some(RenderedMessageSegment::Text(markdown)) = self.segments.last_mut() {
 122            markdown.update(cx, |markdown, cx| markdown.append(text, cx));
 123        } else {
 124            self.segments
 125                .push(RenderedMessageSegment::Text(render_markdown(
 126                    SharedString::from(text),
 127                    self.language_registry.clone(),
 128                    workspace,
 129                    window,
 130                    cx,
 131                )));
 132        }
 133    }
 134
 135    fn push_segment(
 136        &mut self,
 137        segment: &MessageSegment,
 138        workspace: WeakEntity<Workspace>,
 139        window: &Window,
 140        cx: &mut App,
 141    ) {
 142        let rendered_segment = match segment {
 143            MessageSegment::Thinking(text) => RenderedMessageSegment::Thinking {
 144                content: render_markdown(
 145                    text.into(),
 146                    self.language_registry.clone(),
 147                    workspace,
 148                    window,
 149                    cx,
 150                ),
 151                scroll_handle: ScrollHandle::default(),
 152            },
 153            MessageSegment::Text(text) => RenderedMessageSegment::Text(render_markdown(
 154                text.into(),
 155                self.language_registry.clone(),
 156                workspace,
 157                window,
 158                cx,
 159            )),
 160        };
 161        self.segments.push(rendered_segment);
 162    }
 163}
 164
 165enum RenderedMessageSegment {
 166    Thinking {
 167        content: Entity<Markdown>,
 168        scroll_handle: ScrollHandle,
 169    },
 170    Text(Entity<Markdown>),
 171}
 172
 173fn render_markdown(
 174    text: SharedString,
 175    language_registry: Arc<LanguageRegistry>,
 176    workspace: WeakEntity<Workspace>,
 177    window: &Window,
 178    cx: &mut App,
 179) -> Entity<Markdown> {
 180    let theme_settings = ThemeSettings::get_global(cx);
 181    let colors = cx.theme().colors();
 182    let ui_font_size = TextSize::Default.rems(cx);
 183    let buffer_font_size = TextSize::Small.rems(cx);
 184    let mut text_style = window.text_style();
 185
 186    text_style.refine(&TextStyleRefinement {
 187        font_family: Some(theme_settings.ui_font.family.clone()),
 188        font_fallbacks: theme_settings.ui_font.fallbacks.clone(),
 189        font_features: Some(theme_settings.ui_font.features.clone()),
 190        font_size: Some(ui_font_size.into()),
 191        color: Some(cx.theme().colors().text),
 192        ..Default::default()
 193    });
 194
 195    let markdown_style = MarkdownStyle {
 196        base_text_style: text_style,
 197        syntax: cx.theme().syntax().clone(),
 198        selection_background_color: cx.theme().players().local().selection,
 199        code_block_overflow_x_scroll: true,
 200        table_overflow_x_scroll: true,
 201        code_block: StyleRefinement {
 202            margin: EdgesRefinement {
 203                top: Some(Length::Definite(rems(0.).into())),
 204                left: Some(Length::Definite(rems(0.).into())),
 205                right: Some(Length::Definite(rems(0.).into())),
 206                bottom: Some(Length::Definite(rems(0.5).into())),
 207            },
 208            padding: EdgesRefinement {
 209                top: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(Pixels(8.)))),
 210                left: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(Pixels(8.)))),
 211                right: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(Pixels(8.)))),
 212                bottom: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(Pixels(8.)))),
 213            },
 214            background: Some(colors.editor_background.into()),
 215            border_color: Some(colors.border_variant),
 216            border_widths: EdgesRefinement {
 217                top: Some(AbsoluteLength::Pixels(Pixels(1.))),
 218                left: Some(AbsoluteLength::Pixels(Pixels(1.))),
 219                right: Some(AbsoluteLength::Pixels(Pixels(1.))),
 220                bottom: Some(AbsoluteLength::Pixels(Pixels(1.))),
 221            },
 222            text: Some(TextStyleRefinement {
 223                font_family: Some(theme_settings.buffer_font.family.clone()),
 224                font_fallbacks: theme_settings.buffer_font.fallbacks.clone(),
 225                font_features: Some(theme_settings.buffer_font.features.clone()),
 226                font_size: Some(buffer_font_size.into()),
 227                ..Default::default()
 228            }),
 229            ..Default::default()
 230        },
 231        inline_code: TextStyleRefinement {
 232            font_family: Some(theme_settings.buffer_font.family.clone()),
 233            font_fallbacks: theme_settings.buffer_font.fallbacks.clone(),
 234            font_features: Some(theme_settings.buffer_font.features.clone()),
 235            font_size: Some(buffer_font_size.into()),
 236            background_color: Some(colors.editor_foreground.opacity(0.1)),
 237            ..Default::default()
 238        },
 239        link: TextStyleRefinement {
 240            background_color: Some(colors.editor_foreground.opacity(0.025)),
 241            underline: Some(UnderlineStyle {
 242                color: Some(colors.text_accent.opacity(0.5)),
 243                thickness: px(1.),
 244                ..Default::default()
 245            }),
 246            ..Default::default()
 247        },
 248        link_callback: Some(Rc::new(move |url, cx| {
 249            if MentionLink::is_valid(url) {
 250                let colors = cx.theme().colors();
 251                Some(TextStyleRefinement {
 252                    background_color: Some(colors.element_background),
 253                    ..Default::default()
 254                })
 255            } else {
 256                None
 257            }
 258        })),
 259        ..Default::default()
 260    };
 261
 262    cx.new(|cx| {
 263        Markdown::new(text, markdown_style, Some(language_registry), None, cx).open_url(
 264            move |text, window, cx| {
 265                open_markdown_link(text, workspace.clone(), window, cx);
 266            },
 267        )
 268    })
 269}
 270
 271fn open_markdown_link(
 272    text: SharedString,
 273    workspace: WeakEntity<Workspace>,
 274    window: &mut Window,
 275    cx: &mut App,
 276) {
 277    let Some(workspace) = workspace.upgrade() else {
 278        cx.open_url(&text);
 279        return;
 280    };
 281
 282    match MentionLink::try_parse(&text, &workspace, cx) {
 283        Some(MentionLink::File(path, entry)) => workspace.update(cx, |workspace, cx| {
 284            if entry.is_dir() {
 285                workspace.project().update(cx, |_, cx| {
 286                    cx.emit(project::Event::RevealInProjectPanel(entry.id));
 287                })
 288            } else {
 289                workspace
 290                    .open_path(path, None, true, window, cx)
 291                    .detach_and_log_err(cx);
 292            }
 293        }),
 294        Some(MentionLink::Symbol(path, symbol_name)) => {
 295            let open_task = workspace.update(cx, |workspace, cx| {
 296                workspace.open_path(path, None, true, window, cx)
 297            });
 298            window
 299                .spawn(cx, async move |cx| {
 300                    let active_editor = open_task
 301                        .await?
 302                        .downcast::<Editor>()
 303                        .context("Item is not an editor")?;
 304                    active_editor.update_in(cx, |editor, window, cx| {
 305                        let symbol_range = editor
 306                            .buffer()
 307                            .read(cx)
 308                            .snapshot(cx)
 309                            .outline(None)
 310                            .and_then(|outline| {
 311                                outline
 312                                    .find_most_similar(&symbol_name)
 313                                    .map(|(_, item)| item.range.clone())
 314                            })
 315                            .context("Could not find matching symbol")?;
 316
 317                        editor.change_selections(Some(Autoscroll::center()), window, cx, |s| {
 318                            s.select_anchor_ranges([symbol_range.start..symbol_range.start])
 319                        });
 320                        anyhow::Ok(())
 321                    })
 322                })
 323                .detach_and_log_err(cx);
 324        }
 325        Some(MentionLink::Thread(thread_id)) => workspace.update(cx, |workspace, cx| {
 326            if let Some(panel) = workspace.panel::<AssistantPanel>(cx) {
 327                panel.update(cx, |panel, cx| {
 328                    panel
 329                        .open_thread(&thread_id, window, cx)
 330                        .detach_and_log_err(cx)
 331                });
 332            }
 333        }),
 334        Some(MentionLink::Fetch(url)) => cx.open_url(&url),
 335        None => cx.open_url(&text),
 336    }
 337}
 338
 339struct EditMessageState {
 340    editor: Entity<Editor>,
 341}
 342
 343impl ActiveThread {
 344    pub fn new(
 345        thread: Entity<Thread>,
 346        thread_store: Entity<ThreadStore>,
 347        language_registry: Arc<LanguageRegistry>,
 348        context_store: Entity<ContextStore>,
 349        workspace: WeakEntity<Workspace>,
 350        window: &mut Window,
 351        cx: &mut Context<Self>,
 352    ) -> Self {
 353        let subscriptions = vec![
 354            cx.observe(&thread, |_, _, cx| cx.notify()),
 355            cx.subscribe_in(&thread, window, Self::handle_thread_event),
 356        ];
 357
 358        let list_state = ListState::new(0, ListAlignment::Bottom, px(2048.), {
 359            let this = cx.entity().downgrade();
 360            move |ix, window: &mut Window, cx: &mut App| {
 361                this.update(cx, |this, cx| this.render_message(ix, window, cx))
 362                    .unwrap()
 363            }
 364        });
 365
 366        let mut this = Self {
 367            language_registry,
 368            thread_store,
 369            thread: thread.clone(),
 370            context_store,
 371            workspace,
 372            save_thread_task: None,
 373            messages: Vec::new(),
 374            rendered_messages_by_id: HashMap::default(),
 375            rendered_tool_use_labels: HashMap::default(),
 376            expanded_tool_uses: HashMap::default(),
 377            expanded_thinking_segments: HashMap::default(),
 378            list_state: list_state.clone(),
 379            scrollbar_state: ScrollbarState::new(list_state),
 380            editing_message: None,
 381            last_error: None,
 382            notifications: Vec::new(),
 383            _subscriptions: subscriptions,
 384            notification_subscriptions: HashMap::default(),
 385            feedback_message_editor: None,
 386        };
 387
 388        for message in thread.read(cx).messages().cloned().collect::<Vec<_>>() {
 389            this.push_message(&message.id, &message.segments, window, cx);
 390
 391            for tool_use in thread.read(cx).tool_uses_for_message(message.id, cx) {
 392                this.render_tool_use_label_markdown(
 393                    tool_use.id.clone(),
 394                    tool_use.ui_text.clone(),
 395                    window,
 396                    cx,
 397                );
 398            }
 399        }
 400
 401        this
 402    }
 403
 404    pub fn thread(&self) -> &Entity<Thread> {
 405        &self.thread
 406    }
 407
 408    pub fn is_empty(&self) -> bool {
 409        self.messages.is_empty()
 410    }
 411
 412    pub fn summary(&self, cx: &App) -> Option<SharedString> {
 413        self.thread.read(cx).summary()
 414    }
 415
 416    pub fn summary_or_default(&self, cx: &App) -> SharedString {
 417        self.thread.read(cx).summary_or_default()
 418    }
 419
 420    pub fn cancel_last_completion(&mut self, cx: &mut App) -> bool {
 421        self.last_error.take();
 422        self.thread
 423            .update(cx, |thread, cx| thread.cancel_last_completion(cx))
 424    }
 425
 426    pub fn last_error(&self) -> Option<ThreadError> {
 427        self.last_error.clone()
 428    }
 429
 430    pub fn clear_last_error(&mut self) {
 431        self.last_error.take();
 432    }
 433
 434    fn push_message(
 435        &mut self,
 436        id: &MessageId,
 437        segments: &[MessageSegment],
 438        window: &mut Window,
 439        cx: &mut Context<Self>,
 440    ) {
 441        let old_len = self.messages.len();
 442        self.messages.push(*id);
 443        self.list_state.splice(old_len..old_len, 1);
 444
 445        let rendered_message = RenderedMessage::from_segments(
 446            segments,
 447            self.language_registry.clone(),
 448            self.workspace.clone(),
 449            window,
 450            cx,
 451        );
 452        self.rendered_messages_by_id.insert(*id, rendered_message);
 453    }
 454
 455    fn edited_message(
 456        &mut self,
 457        id: &MessageId,
 458        segments: &[MessageSegment],
 459        window: &mut Window,
 460        cx: &mut Context<Self>,
 461    ) {
 462        let Some(index) = self.messages.iter().position(|message_id| message_id == id) else {
 463            return;
 464        };
 465        self.list_state.splice(index..index + 1, 1);
 466        let rendered_message = RenderedMessage::from_segments(
 467            segments,
 468            self.language_registry.clone(),
 469            self.workspace.clone(),
 470            window,
 471            cx,
 472        );
 473        self.rendered_messages_by_id.insert(*id, rendered_message);
 474    }
 475
 476    fn deleted_message(&mut self, id: &MessageId) {
 477        let Some(index) = self.messages.iter().position(|message_id| message_id == id) else {
 478            return;
 479        };
 480        self.messages.remove(index);
 481        self.list_state.splice(index..index + 1, 0);
 482        self.rendered_messages_by_id.remove(id);
 483    }
 484
 485    fn render_tool_use_label_markdown(
 486        &mut self,
 487        tool_use_id: LanguageModelToolUseId,
 488        tool_label: impl Into<SharedString>,
 489        window: &mut Window,
 490        cx: &mut Context<Self>,
 491    ) {
 492        self.rendered_tool_use_labels.insert(
 493            tool_use_id,
 494            render_markdown(
 495                tool_label.into(),
 496                self.language_registry.clone(),
 497                self.workspace.clone(),
 498                window,
 499                cx,
 500            ),
 501        );
 502    }
 503
 504    fn handle_thread_event(
 505        &mut self,
 506        _thread: &Entity<Thread>,
 507        event: &ThreadEvent,
 508        window: &mut Window,
 509        cx: &mut Context<Self>,
 510    ) {
 511        match event {
 512            ThreadEvent::ShowError(error) => {
 513                self.last_error = Some(error.clone());
 514            }
 515            ThreadEvent::StreamedCompletion | ThreadEvent::SummaryChanged => {
 516                self.save_thread(cx);
 517            }
 518            ThreadEvent::DoneStreaming => {
 519                let thread = self.thread.read(cx);
 520
 521                if !thread.is_generating() {
 522                    self.show_notification(
 523                        if thread.used_tools_since_last_user_message() {
 524                            "Finished running tools"
 525                        } else {
 526                            "New message"
 527                        },
 528                        IconName::ZedAssistant,
 529                        window,
 530                        cx,
 531                    );
 532                }
 533            }
 534            ThreadEvent::ToolConfirmationNeeded => {
 535                self.show_notification("Waiting for tool confirmation", IconName::Info, window, cx);
 536            }
 537            ThreadEvent::StreamedAssistantText(message_id, text) => {
 538                if let Some(rendered_message) = self.rendered_messages_by_id.get_mut(&message_id) {
 539                    rendered_message.append_text(text, self.workspace.clone(), window, cx);
 540                }
 541            }
 542            ThreadEvent::StreamedAssistantThinking(message_id, text) => {
 543                if let Some(rendered_message) = self.rendered_messages_by_id.get_mut(&message_id) {
 544                    rendered_message.append_thinking(text, self.workspace.clone(), window, cx);
 545                }
 546            }
 547            ThreadEvent::MessageAdded(message_id) => {
 548                if let Some(message_segments) = self
 549                    .thread
 550                    .read(cx)
 551                    .message(*message_id)
 552                    .map(|message| message.segments.clone())
 553                {
 554                    self.push_message(message_id, &message_segments, window, cx);
 555                }
 556
 557                self.save_thread(cx);
 558                cx.notify();
 559            }
 560            ThreadEvent::MessageEdited(message_id) => {
 561                if let Some(message_segments) = self
 562                    .thread
 563                    .read(cx)
 564                    .message(*message_id)
 565                    .map(|message| message.segments.clone())
 566                {
 567                    self.edited_message(message_id, &message_segments, window, cx);
 568                }
 569
 570                self.save_thread(cx);
 571                cx.notify();
 572            }
 573            ThreadEvent::MessageDeleted(message_id) => {
 574                self.deleted_message(message_id);
 575                self.save_thread(cx);
 576                cx.notify();
 577            }
 578            ThreadEvent::UsePendingTools => {
 579                let tool_uses = self
 580                    .thread
 581                    .update(cx, |thread, cx| thread.use_pending_tools(cx));
 582
 583                for tool_use in tool_uses {
 584                    self.render_tool_use_label_markdown(
 585                        tool_use.id.clone(),
 586                        tool_use.ui_text.clone(),
 587                        window,
 588                        cx,
 589                    );
 590                }
 591            }
 592            ThreadEvent::ToolFinished {
 593                pending_tool_use,
 594                canceled,
 595                ..
 596            } => {
 597                let canceled = *canceled;
 598                if let Some(tool_use) = pending_tool_use {
 599                    self.render_tool_use_label_markdown(
 600                        tool_use.id.clone(),
 601                        SharedString::from(tool_use.ui_text.clone()),
 602                        window,
 603                        cx,
 604                    );
 605                }
 606
 607                if self.thread.read(cx).all_tools_finished() {
 608                    let model_registry = LanguageModelRegistry::read_global(cx);
 609                    if let Some(ConfiguredModel { model, .. }) = model_registry.default_model() {
 610                        self.thread.update(cx, |thread, cx| {
 611                            thread.attach_tool_results(cx);
 612                            if !canceled {
 613                                thread.send_to_model(model, RequestKind::Chat, cx);
 614                            }
 615                        });
 616                    }
 617                }
 618            }
 619            ThreadEvent::CheckpointChanged => cx.notify(),
 620        }
 621    }
 622
 623    fn show_notification(
 624        &mut self,
 625        caption: impl Into<SharedString>,
 626        icon: IconName,
 627        window: &mut Window,
 628        cx: &mut Context<ActiveThread>,
 629    ) {
 630        if window.is_window_active() || !self.notifications.is_empty() {
 631            return;
 632        }
 633
 634        let title = self
 635            .thread
 636            .read(cx)
 637            .summary()
 638            .unwrap_or("Agent Panel".into());
 639
 640        match AssistantSettings::get_global(cx).notify_when_agent_waiting {
 641            NotifyWhenAgentWaiting::PrimaryScreen => {
 642                if let Some(primary) = cx.primary_display() {
 643                    self.pop_up(icon, caption.into(), title.clone(), window, primary, cx);
 644                }
 645            }
 646            NotifyWhenAgentWaiting::AllScreens => {
 647                let caption = caption.into();
 648                for screen in cx.displays() {
 649                    self.pop_up(icon, caption.clone(), title.clone(), window, screen, cx);
 650                }
 651            }
 652            NotifyWhenAgentWaiting::Never => {
 653                // Don't show anything
 654            }
 655        }
 656    }
 657
 658    fn pop_up(
 659        &mut self,
 660        icon: IconName,
 661        caption: SharedString,
 662        title: SharedString,
 663        window: &mut Window,
 664        screen: Rc<dyn PlatformDisplay>,
 665        cx: &mut Context<'_, ActiveThread>,
 666    ) {
 667        let options = AgentNotification::window_options(screen, cx);
 668
 669        if let Some(screen_window) = cx
 670            .open_window(options, |_, cx| {
 671                cx.new(|_| AgentNotification::new(title.clone(), caption.clone(), icon))
 672            })
 673            .log_err()
 674        {
 675            if let Some(pop_up) = screen_window.entity(cx).log_err() {
 676                self.notification_subscriptions
 677                    .entry(screen_window)
 678                    .or_insert_with(Vec::new)
 679                    .push(cx.subscribe_in(&pop_up, window, {
 680                        |this, _, event, window, cx| match event {
 681                            AgentNotificationEvent::Accepted => {
 682                                let handle = window.window_handle();
 683                                cx.activate(true); // Switch back to the Zed application
 684
 685                                let workspace_handle = this.workspace.clone();
 686
 687                                // If there are multiple Zed windows, activate the correct one.
 688                                cx.defer(move |cx| {
 689                                    handle
 690                                        .update(cx, |_view, window, _cx| {
 691                                            window.activate_window();
 692
 693                                            if let Some(workspace) = workspace_handle.upgrade() {
 694                                                workspace.update(_cx, |workspace, cx| {
 695                                                    workspace
 696                                                        .focus_panel::<AssistantPanel>(window, cx);
 697                                                });
 698                                            }
 699                                        })
 700                                        .log_err();
 701                                });
 702
 703                                this.dismiss_notifications(cx);
 704                            }
 705                            AgentNotificationEvent::Dismissed => {
 706                                this.dismiss_notifications(cx);
 707                            }
 708                        }
 709                    }));
 710
 711                self.notifications.push(screen_window);
 712
 713                // If the user manually refocuses the original window, dismiss the popup.
 714                self.notification_subscriptions
 715                    .entry(screen_window)
 716                    .or_insert_with(Vec::new)
 717                    .push({
 718                        let pop_up_weak = pop_up.downgrade();
 719
 720                        cx.observe_window_activation(window, move |_, window, cx| {
 721                            if window.is_window_active() {
 722                                if let Some(pop_up) = pop_up_weak.upgrade() {
 723                                    pop_up.update(cx, |_, cx| {
 724                                        cx.emit(AgentNotificationEvent::Dismissed);
 725                                    });
 726                                }
 727                            }
 728                        })
 729                    });
 730            }
 731        }
 732    }
 733
 734    /// Spawns a task to save the active thread.
 735    ///
 736    /// Only one task to save the thread will be in flight at a time.
 737    fn save_thread(&mut self, cx: &mut Context<Self>) {
 738        let thread = self.thread.clone();
 739        self.save_thread_task = Some(cx.spawn(async move |this, cx| {
 740            let task = this
 741                .update(cx, |this, cx| {
 742                    this.thread_store
 743                        .update(cx, |thread_store, cx| thread_store.save_thread(&thread, cx))
 744                })
 745                .ok();
 746
 747            if let Some(task) = task {
 748                task.await.log_err();
 749            }
 750        }));
 751    }
 752
 753    fn start_editing_message(
 754        &mut self,
 755        message_id: MessageId,
 756        message_segments: &[MessageSegment],
 757        window: &mut Window,
 758        cx: &mut Context<Self>,
 759    ) {
 760        // User message should always consist of a single text segment,
 761        // therefore we can skip returning early if it's not a text segment.
 762        let Some(MessageSegment::Text(message_text)) = message_segments.first() else {
 763            return;
 764        };
 765
 766        let buffer = cx.new(|cx| {
 767            MultiBuffer::singleton(cx.new(|cx| Buffer::local(message_text.clone(), cx)), cx)
 768        });
 769        let editor = cx.new(|cx| {
 770            let mut editor = Editor::new(
 771                editor::EditorMode::AutoHeight { max_lines: 8 },
 772                buffer,
 773                None,
 774                window,
 775                cx,
 776            );
 777            editor.focus_handle(cx).focus(window);
 778            editor.move_to_end(&editor::actions::MoveToEnd, window, cx);
 779            editor
 780        });
 781        self.editing_message = Some((
 782            message_id,
 783            EditMessageState {
 784                editor: editor.clone(),
 785            },
 786        ));
 787        cx.notify();
 788    }
 789
 790    fn cancel_editing_message(&mut self, _: &menu::Cancel, _: &mut Window, cx: &mut Context<Self>) {
 791        self.editing_message.take();
 792        cx.notify();
 793    }
 794
 795    fn confirm_editing_message(
 796        &mut self,
 797        _: &menu::Confirm,
 798        _: &mut Window,
 799        cx: &mut Context<Self>,
 800    ) {
 801        let Some((message_id, state)) = self.editing_message.take() else {
 802            return;
 803        };
 804        let edited_text = state.editor.read(cx).text(cx);
 805        self.thread.update(cx, |thread, cx| {
 806            thread.edit_message(
 807                message_id,
 808                Role::User,
 809                vec![MessageSegment::Text(edited_text)],
 810                cx,
 811            );
 812            for message_id in self.messages_after(message_id) {
 813                thread.delete_message(*message_id, cx);
 814            }
 815        });
 816
 817        let Some(model) = LanguageModelRegistry::read_global(cx).default_model() else {
 818            return;
 819        };
 820
 821        if model.provider.must_accept_terms(cx) {
 822            cx.notify();
 823            return;
 824        }
 825
 826        self.thread.update(cx, |thread, cx| {
 827            thread.send_to_model(model.model, RequestKind::Chat, cx)
 828        });
 829        cx.notify();
 830    }
 831
 832    fn messages_after(&self, message_id: MessageId) -> &[MessageId] {
 833        self.messages
 834            .iter()
 835            .position(|id| *id == message_id)
 836            .map(|index| &self.messages[index + 1..])
 837            .unwrap_or(&[])
 838    }
 839
 840    fn handle_cancel_click(&mut self, _: &ClickEvent, window: &mut Window, cx: &mut Context<Self>) {
 841        self.cancel_editing_message(&menu::Cancel, window, cx);
 842    }
 843
 844    fn handle_regenerate_click(
 845        &mut self,
 846        _: &ClickEvent,
 847        window: &mut Window,
 848        cx: &mut Context<Self>,
 849    ) {
 850        self.confirm_editing_message(&menu::Confirm, window, cx);
 851    }
 852
 853    fn handle_feedback_click(
 854        &mut self,
 855        feedback: ThreadFeedback,
 856        window: &mut Window,
 857        cx: &mut Context<Self>,
 858    ) {
 859        match feedback {
 860            ThreadFeedback::Positive => {
 861                let report = self
 862                    .thread
 863                    .update(cx, |thread, cx| thread.report_feedback(feedback, cx));
 864
 865                let this = cx.entity().downgrade();
 866                cx.spawn(async move |_, cx| {
 867                    report.await?;
 868                    this.update(cx, |_this, cx| cx.notify())
 869                })
 870                .detach_and_log_err(cx);
 871            }
 872            ThreadFeedback::Negative => {
 873                self.handle_show_feedback_comments(window, cx);
 874            }
 875        }
 876    }
 877
 878    fn handle_show_feedback_comments(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 879        if self.feedback_message_editor.is_some() {
 880            return;
 881        }
 882
 883        let buffer = cx.new(|cx| {
 884            let empty_string = String::new();
 885            MultiBuffer::singleton(cx.new(|cx| Buffer::local(empty_string, cx)), cx)
 886        });
 887
 888        let editor = cx.new(|cx| {
 889            let mut editor = Editor::new(
 890                editor::EditorMode::AutoHeight { max_lines: 4 },
 891                buffer,
 892                None,
 893                window,
 894                cx,
 895            );
 896            editor.set_placeholder_text(
 897                "What went wrong? Share your feedback so we can improve.",
 898                cx,
 899            );
 900            editor
 901        });
 902
 903        editor.read(cx).focus_handle(cx).focus(window);
 904        self.feedback_message_editor = Some(editor);
 905        cx.notify();
 906    }
 907
 908    fn submit_feedback_message(&mut self, cx: &mut Context<Self>) {
 909        let Some(editor) = self.feedback_message_editor.clone() else {
 910            return;
 911        };
 912
 913        let report_task = self.thread.update(cx, |thread, cx| {
 914            thread.report_feedback(ThreadFeedback::Negative, cx)
 915        });
 916
 917        let comments = editor.read(cx).text(cx);
 918        if !comments.is_empty() {
 919            let thread_id = self.thread.read(cx).id().clone();
 920
 921            telemetry::event!("Assistant Thread Feedback Comments", thread_id, comments);
 922        }
 923
 924        self.feedback_message_editor = None;
 925
 926        let this = cx.entity().downgrade();
 927        cx.spawn(async move |_, cx| {
 928            report_task.await?;
 929            this.update(cx, |_this, cx| cx.notify())
 930        })
 931        .detach_and_log_err(cx);
 932    }
 933
 934    fn render_message(&self, ix: usize, window: &mut Window, cx: &mut Context<Self>) -> AnyElement {
 935        let message_id = self.messages[ix];
 936        let Some(message) = self.thread.read(cx).message(message_id) else {
 937            return Empty.into_any();
 938        };
 939
 940        let Some(rendered_message) = self.rendered_messages_by_id.get(&message_id) else {
 941            return Empty.into_any();
 942        };
 943
 944        let context_store = self.context_store.clone();
 945        let workspace = self.workspace.clone();
 946
 947        let thread = self.thread.read(cx);
 948        // Get all the data we need from thread before we start using it in closures
 949        let checkpoint = thread.checkpoint_for_message(message_id);
 950        let context = thread.context_for_message(message_id).collect::<Vec<_>>();
 951        let tool_uses = thread.tool_uses_for_message(message_id, cx);
 952        let has_tool_uses = !tool_uses.is_empty();
 953
 954        // Don't render user messages that are just there for returning tool results.
 955        if message.role == Role::User && thread.message_has_tool_results(message_id) {
 956            return Empty.into_any();
 957        }
 958
 959        let allow_editing_message = message.role == Role::User;
 960
 961        let edit_message_editor = self
 962            .editing_message
 963            .as_ref()
 964            .filter(|(id, _)| *id == message_id)
 965            .map(|(_, state)| state.editor.clone());
 966
 967        let first_message = ix == 0;
 968        let show_feedback = ix == self.messages.len() - 1 && message.role != Role::User;
 969
 970        let colors = cx.theme().colors();
 971        let active_color = colors.element_active;
 972        let editor_bg_color = colors.editor_background;
 973        let bg_user_message_header = editor_bg_color.blend(active_color.opacity(0.25));
 974
 975        let feedback_container = h_flex().pt_2().pb_4().px_4().gap_1().justify_between();
 976        let feedback_items = match self.thread.read(cx).feedback() {
 977            Some(feedback) => feedback_container
 978                .child(
 979                    Label::new(match feedback {
 980                        ThreadFeedback::Positive => "Thanks for your feedback!",
 981                        ThreadFeedback::Negative => {
 982                            "We appreciate your feedback and will use it to improve."
 983                        }
 984                    })
 985                    .color(Color::Muted)
 986                    .size(LabelSize::XSmall),
 987                )
 988                .child(
 989                    h_flex()
 990                        .gap_1()
 991                        .child(
 992                            IconButton::new("feedback-thumbs-up", IconName::ThumbsUp)
 993                                .icon_size(IconSize::XSmall)
 994                                .icon_color(match feedback {
 995                                    ThreadFeedback::Positive => Color::Accent,
 996                                    ThreadFeedback::Negative => Color::Ignored,
 997                                })
 998                                .shape(ui::IconButtonShape::Square)
 999                                .tooltip(Tooltip::text("Helpful Response"))
1000                                .on_click(cx.listener(move |this, _, window, cx| {
1001                                    this.handle_feedback_click(
1002                                        ThreadFeedback::Positive,
1003                                        window,
1004                                        cx,
1005                                    );
1006                                })),
1007                        )
1008                        .child(
1009                            IconButton::new("feedback-thumbs-down", IconName::ThumbsDown)
1010                                .icon_size(IconSize::XSmall)
1011                                .icon_color(match feedback {
1012                                    ThreadFeedback::Positive => Color::Ignored,
1013                                    ThreadFeedback::Negative => Color::Accent,
1014                                })
1015                                .shape(ui::IconButtonShape::Square)
1016                                .tooltip(Tooltip::text("Not Helpful"))
1017                                .on_click(cx.listener(move |this, _, window, cx| {
1018                                    this.handle_feedback_click(
1019                                        ThreadFeedback::Negative,
1020                                        window,
1021                                        cx,
1022                                    );
1023                                })),
1024                        ),
1025                )
1026                .into_any_element(),
1027            None => feedback_container
1028                .child(
1029                    Label::new(
1030                        "Rating the thread sends all of your current conversation to the Zed team.",
1031                    )
1032                    .color(Color::Muted)
1033                    .size(LabelSize::XSmall),
1034                )
1035                .child(
1036                    h_flex()
1037                        .gap_1()
1038                        .child(
1039                            IconButton::new("feedback-thumbs-up", IconName::ThumbsUp)
1040                                .icon_size(IconSize::XSmall)
1041                                .icon_color(Color::Ignored)
1042                                .shape(ui::IconButtonShape::Square)
1043                                .tooltip(Tooltip::text("Helpful Response"))
1044                                .on_click(cx.listener(move |this, _, window, cx| {
1045                                    this.handle_feedback_click(
1046                                        ThreadFeedback::Positive,
1047                                        window,
1048                                        cx,
1049                                    );
1050                                })),
1051                        )
1052                        .child(
1053                            IconButton::new("feedback-thumbs-down", IconName::ThumbsDown)
1054                                .icon_size(IconSize::XSmall)
1055                                .icon_color(Color::Ignored)
1056                                .shape(ui::IconButtonShape::Square)
1057                                .tooltip(Tooltip::text("Not Helpful"))
1058                                .on_click(cx.listener(move |this, _, window, cx| {
1059                                    this.handle_feedback_click(
1060                                        ThreadFeedback::Negative,
1061                                        window,
1062                                        cx,
1063                                    );
1064                                })),
1065                        ),
1066                )
1067                .into_any_element(),
1068        };
1069
1070        let message_is_empty = message.should_display_content();
1071        let has_content = !message_is_empty || !context.is_empty();
1072
1073        let message_content =
1074            has_content.then(|| {
1075                v_flex()
1076                    .gap_1p5()
1077                    .when(!message_is_empty, |parent| {
1078                        parent.child(
1079                            if let Some(edit_message_editor) = edit_message_editor.clone() {
1080                                div()
1081                                    .key_context("EditMessageEditor")
1082                                    .on_action(cx.listener(Self::cancel_editing_message))
1083                                    .on_action(cx.listener(Self::confirm_editing_message))
1084                                    .min_h_6()
1085                                    .child(edit_message_editor)
1086                                    .into_any()
1087                            } else {
1088                                div()
1089                                    .min_h_6()
1090                                    .text_ui(cx)
1091                                    .child(self.render_message_content(
1092                                        message_id,
1093                                        rendered_message,
1094                                        has_tool_uses,
1095                                        cx,
1096                                    ))
1097                                    .into_any()
1098                            },
1099                        )
1100                    })
1101                    .when(!context.is_empty(), |parent| {
1102                        parent.child(h_flex().flex_wrap().gap_1().children(
1103                            context.into_iter().map(|context| {
1104                                let context_id = context.id();
1105                                ContextPill::added(
1106                                    AddedContext::new(context, cx),
1107                                    false,
1108                                    false,
1109                                    None,
1110                                )
1111                                .on_click(Rc::new(cx.listener({
1112                                    let workspace = workspace.clone();
1113                                    let context_store = context_store.clone();
1114                                    move |_, _, window, cx| {
1115                                        if let Some(workspace) = workspace.upgrade() {
1116                                            open_context(
1117                                                context_id,
1118                                                context_store.clone(),
1119                                                workspace,
1120                                                window,
1121                                                cx,
1122                                            );
1123                                            cx.notify();
1124                                        }
1125                                    }
1126                                })))
1127                            }),
1128                        ))
1129                    })
1130            });
1131
1132        let styled_message = match message.role {
1133            Role::User => v_flex()
1134                .id(("message-container", ix))
1135                .map(|this| {
1136                    if first_message {
1137                        this.pt_2()
1138                    } else {
1139                        this.pt_4()
1140                    }
1141                })
1142                .pb_4()
1143                .pl_2()
1144                .pr_2p5()
1145                .child(
1146                    v_flex()
1147                        .bg(colors.editor_background)
1148                        .rounded_lg()
1149                        .border_1()
1150                        .border_color(colors.border)
1151                        .shadow_md()
1152                        .child(
1153                            h_flex()
1154                                .py_1()
1155                                .pl_2()
1156                                .pr_1()
1157                                .bg(bg_user_message_header)
1158                                .border_b_1()
1159                                .border_color(colors.border)
1160                                .justify_between()
1161                                .rounded_t_md()
1162                                .child(
1163                                    h_flex()
1164                                        .gap_1p5()
1165                                        .child(
1166                                            Icon::new(IconName::PersonCircle)
1167                                                .size(IconSize::XSmall)
1168                                                .color(Color::Muted),
1169                                        )
1170                                        .child(
1171                                            Label::new("You")
1172                                                .size(LabelSize::Small)
1173                                                .color(Color::Muted),
1174                                        ),
1175                                )
1176                                .child(
1177                                    h_flex()
1178                                        .gap_1()
1179                                        .when_some(
1180                                            edit_message_editor.clone(),
1181                                            |this, edit_message_editor| {
1182                                                let focus_handle =
1183                                                    edit_message_editor.focus_handle(cx);
1184                                                this.child(
1185                                                    Button::new("cancel-edit-message", "Cancel")
1186                                                        .label_size(LabelSize::Small)
1187                                                        .key_binding(
1188                                                            KeyBinding::for_action_in(
1189                                                                &menu::Cancel,
1190                                                                &focus_handle,
1191                                                                window,
1192                                                                cx,
1193                                                            )
1194                                                            .map(|kb| kb.size(rems_from_px(12.))),
1195                                                        )
1196                                                        .on_click(
1197                                                            cx.listener(Self::handle_cancel_click),
1198                                                        ),
1199                                                )
1200                                                .child(
1201                                                    Button::new(
1202                                                        "confirm-edit-message",
1203                                                        "Regenerate",
1204                                                    )
1205                                                    .label_size(LabelSize::Small)
1206                                                    .key_binding(
1207                                                        KeyBinding::for_action_in(
1208                                                            &menu::Confirm,
1209                                                            &focus_handle,
1210                                                            window,
1211                                                            cx,
1212                                                        )
1213                                                        .map(|kb| kb.size(rems_from_px(12.))),
1214                                                    )
1215                                                    .on_click(
1216                                                        cx.listener(Self::handle_regenerate_click),
1217                                                    ),
1218                                                )
1219                                            },
1220                                        )
1221                                        .when(
1222                                            edit_message_editor.is_none() && allow_editing_message,
1223                                            |this| {
1224                                                this.child(
1225                                                    Button::new("edit-message", "Edit")
1226                                                        .label_size(LabelSize::Small)
1227                                                        .on_click(cx.listener({
1228                                                            let message_segments =
1229                                                                message.segments.clone();
1230                                                            move |this, _, window, cx| {
1231                                                                this.start_editing_message(
1232                                                                    message_id,
1233                                                                    &message_segments,
1234                                                                    window,
1235                                                                    cx,
1236                                                                );
1237                                                            }
1238                                                        })),
1239                                                )
1240                                            },
1241                                        ),
1242                                ),
1243                        )
1244                        .child(div().p_2().children(message_content)),
1245                ),
1246            Role::Assistant => v_flex()
1247                .id(("message-container", ix))
1248                .ml_2()
1249                .pl_2()
1250                .pr_4()
1251                .border_l_1()
1252                .border_color(cx.theme().colors().border_variant)
1253                .children(message_content)
1254                .gap_2p5()
1255                .pb_2p5()
1256                .when(!tool_uses.is_empty(), |parent| {
1257                    parent.child(
1258                        v_flex().children(
1259                            tool_uses
1260                                .into_iter()
1261                                .map(|tool_use| self.render_tool_use(tool_use, cx)),
1262                        ),
1263                    )
1264                }),
1265            Role::System => div().id(("message-container", ix)).py_1().px_2().child(
1266                v_flex()
1267                    .bg(colors.editor_background)
1268                    .rounded_sm()
1269                    .child(div().p_4().children(message_content)),
1270            ),
1271        };
1272
1273        v_flex()
1274            .w_full()
1275            .when(first_message, |parent| {
1276                parent.child(self.render_rules_item(cx))
1277            })
1278            .when_some(checkpoint, |parent, checkpoint| {
1279                let mut is_pending = false;
1280                let mut error = None;
1281                if let Some(last_restore_checkpoint) =
1282                    self.thread.read(cx).last_restore_checkpoint()
1283                {
1284                    if last_restore_checkpoint.message_id() == message_id {
1285                        match last_restore_checkpoint {
1286                            LastRestoreCheckpoint::Pending { .. } => is_pending = true,
1287                            LastRestoreCheckpoint::Error { error: err, .. } => {
1288                                error = Some(err.clone());
1289                            }
1290                        }
1291                    }
1292                }
1293
1294                let restore_checkpoint_button =
1295                    Button::new(("restore-checkpoint", ix), "Restore Checkpoint")
1296                        .icon(if error.is_some() {
1297                            IconName::XCircle
1298                        } else {
1299                            IconName::Undo
1300                        })
1301                        .icon_size(IconSize::XSmall)
1302                        .icon_position(IconPosition::Start)
1303                        .icon_color(if error.is_some() {
1304                            Some(Color::Error)
1305                        } else {
1306                            None
1307                        })
1308                        .label_size(LabelSize::XSmall)
1309                        .disabled(is_pending)
1310                        .on_click(cx.listener(move |this, _, _window, cx| {
1311                            this.thread.update(cx, |thread, cx| {
1312                                thread
1313                                    .restore_checkpoint(checkpoint.clone(), cx)
1314                                    .detach_and_log_err(cx);
1315                            });
1316                        }));
1317
1318                let restore_checkpoint_button = if is_pending {
1319                    restore_checkpoint_button
1320                        .with_animation(
1321                            ("pulsating-restore-checkpoint-button", ix),
1322                            Animation::new(Duration::from_secs(2))
1323                                .repeat()
1324                                .with_easing(pulsating_between(0.6, 1.)),
1325                            |label, delta| label.alpha(delta),
1326                        )
1327                        .into_any_element()
1328                } else if let Some(error) = error {
1329                    restore_checkpoint_button
1330                        .tooltip(Tooltip::text(error.to_string()))
1331                        .into_any_element()
1332                } else {
1333                    restore_checkpoint_button.into_any_element()
1334                };
1335
1336                parent.child(
1337                    h_flex()
1338                        .pt_2p5()
1339                        .px_2p5()
1340                        .w_full()
1341                        .gap_1()
1342                        .child(ui::Divider::horizontal())
1343                        .child(restore_checkpoint_button)
1344                        .child(ui::Divider::horizontal()),
1345                )
1346            })
1347            .child(styled_message)
1348            .when(
1349                show_feedback && !self.thread.read(cx).is_generating(),
1350                |parent| {
1351                    parent.child(feedback_items).when_some(
1352                        self.feedback_message_editor.clone(),
1353                        |parent, feedback_editor| {
1354                            let focus_handle = feedback_editor.focus_handle(cx);
1355                            parent.child(
1356                                v_flex()
1357                                    .key_context("AgentFeedbackMessageEditor")
1358                                    .on_action(cx.listener(|this, _: &menu::Cancel, _, cx| {
1359                                        this.feedback_message_editor = None;
1360                                        cx.notify();
1361                                    }))
1362                                    .on_action(cx.listener(|this, _: &menu::Confirm, _, cx| {
1363                                        this.submit_feedback_message(cx);
1364                                        cx.notify();
1365                                    }))
1366                                    .on_action(cx.listener(Self::confirm_editing_message))
1367                                    .mx_4()
1368                                    .mb_3()
1369                                    .p_2()
1370                                    .rounded_md()
1371                                    .border_1()
1372                                    .border_color(cx.theme().colors().border)
1373                                    .bg(cx.theme().colors().editor_background)
1374                                    .child(feedback_editor)
1375                                    .child(
1376                                        h_flex()
1377                                            .gap_1()
1378                                            .justify_end()
1379                                            .child(
1380                                                Button::new("dismiss-feedback-message", "Cancel")
1381                                                    .label_size(LabelSize::Small)
1382                                                    .key_binding(
1383                                                        KeyBinding::for_action_in(
1384                                                            &menu::Cancel,
1385                                                            &focus_handle,
1386                                                            window,
1387                                                            cx,
1388                                                        )
1389                                                        .map(|kb| kb.size(rems_from_px(10.))),
1390                                                    )
1391                                                    .on_click(cx.listener(|this, _, _, cx| {
1392                                                        this.feedback_message_editor = None;
1393                                                        cx.notify();
1394                                                    })),
1395                                            )
1396                                            .child(
1397                                                Button::new(
1398                                                    "submit-feedback-message",
1399                                                    "Share Feedback",
1400                                                )
1401                                                .style(ButtonStyle::Tinted(ui::TintColor::Accent))
1402                                                .label_size(LabelSize::Small)
1403                                                .key_binding(
1404                                                    KeyBinding::for_action_in(
1405                                                        &menu::Confirm,
1406                                                        &focus_handle,
1407                                                        window,
1408                                                        cx,
1409                                                    )
1410                                                    .map(|kb| kb.size(rems_from_px(10.))),
1411                                                )
1412                                                .on_click(cx.listener(|this, _, _, cx| {
1413                                                    this.submit_feedback_message(cx);
1414                                                    cx.notify();
1415                                                })),
1416                                            ),
1417                                    ),
1418                            )
1419                        },
1420                    )
1421                },
1422            )
1423            .into_any()
1424    }
1425
1426    fn render_message_content(
1427        &self,
1428        message_id: MessageId,
1429        rendered_message: &RenderedMessage,
1430        has_tool_uses: bool,
1431        cx: &Context<Self>,
1432    ) -> impl IntoElement {
1433        let is_last_message = self.messages.last() == Some(&message_id);
1434        let is_generating = self.thread.read(cx).is_generating();
1435        let pending_thinking_segment_index = if is_generating && is_last_message && !has_tool_uses {
1436            rendered_message
1437                .segments
1438                .iter()
1439                .enumerate()
1440                .next_back()
1441                .filter(|(_, segment)| matches!(segment, RenderedMessageSegment::Thinking { .. }))
1442                .map(|(index, _)| index)
1443        } else {
1444            None
1445        };
1446
1447        div()
1448            .text_ui(cx)
1449            .gap_2()
1450            .children(
1451                rendered_message.segments.iter().enumerate().map(
1452                    |(index, segment)| match segment {
1453                        RenderedMessageSegment::Thinking {
1454                            content,
1455                            scroll_handle,
1456                        } => self
1457                            .render_message_thinking_segment(
1458                                message_id,
1459                                index,
1460                                content.clone(),
1461                                &scroll_handle,
1462                                Some(index) == pending_thinking_segment_index,
1463                                cx,
1464                            )
1465                            .into_any_element(),
1466                        RenderedMessageSegment::Text(markdown) => {
1467                            div().child(markdown.clone()).into_any_element()
1468                        }
1469                    },
1470                ),
1471            )
1472    }
1473
1474    fn tool_card_border_color(&self, cx: &Context<Self>) -> Hsla {
1475        cx.theme().colors().border.opacity(0.5)
1476    }
1477
1478    fn tool_card_header_bg(&self, cx: &Context<Self>) -> Hsla {
1479        cx.theme()
1480            .colors()
1481            .element_background
1482            .blend(cx.theme().colors().editor_foreground.opacity(0.025))
1483    }
1484
1485    fn render_message_thinking_segment(
1486        &self,
1487        message_id: MessageId,
1488        ix: usize,
1489        markdown: Entity<Markdown>,
1490        scroll_handle: &ScrollHandle,
1491        pending: bool,
1492        cx: &Context<Self>,
1493    ) -> impl IntoElement {
1494        let is_open = self
1495            .expanded_thinking_segments
1496            .get(&(message_id, ix))
1497            .copied()
1498            .unwrap_or_default();
1499
1500        let editor_bg = cx.theme().colors().editor_background;
1501
1502        div().pt_0p5().pb_2().child(
1503            v_flex()
1504                .rounded_lg()
1505                .border_1()
1506                .border_color(self.tool_card_border_color(cx))
1507                .child(
1508                    h_flex()
1509                        .group("disclosure-header")
1510                        .justify_between()
1511                        .py_1()
1512                        .px_2()
1513                        .bg(self.tool_card_header_bg(cx))
1514                        .map(|this| {
1515                            if pending || is_open {
1516                                this.rounded_t_md()
1517                                    .border_b_1()
1518                                    .border_color(self.tool_card_border_color(cx))
1519                            } else {
1520                                this.rounded_md()
1521                            }
1522                        })
1523                        .child(
1524                            h_flex()
1525                                .gap_1p5()
1526                                .child(
1527                                    Icon::new(IconName::Brain)
1528                                        .size(IconSize::XSmall)
1529                                        .color(Color::Muted),
1530                                )
1531                                .child({
1532                                    if pending {
1533                                        Label::new("Thinking…")
1534                                            .size(LabelSize::Small)
1535                                            .buffer_font(cx)
1536                                            .with_animation(
1537                                                "pulsating-label",
1538                                                Animation::new(Duration::from_secs(2))
1539                                                    .repeat()
1540                                                    .with_easing(pulsating_between(0.4, 0.8)),
1541                                                |label, delta| label.alpha(delta),
1542                                            )
1543                                            .into_any_element()
1544                                    } else {
1545                                        Label::new("Thought Process")
1546                                            .size(LabelSize::Small)
1547                                            .buffer_font(cx)
1548                                            .into_any_element()
1549                                    }
1550                                }),
1551                        )
1552                        .child(
1553                            h_flex()
1554                                .gap_1()
1555                                .child(
1556                                    div().visible_on_hover("disclosure-header").child(
1557                                        Disclosure::new("thinking-disclosure", is_open)
1558                                            .opened_icon(IconName::ChevronUp)
1559                                            .closed_icon(IconName::ChevronDown)
1560                                            .on_click(cx.listener({
1561                                                move |this, _event, _window, _cx| {
1562                                                    let is_open = this
1563                                                        .expanded_thinking_segments
1564                                                        .entry((message_id, ix))
1565                                                        .or_insert(false);
1566
1567                                                    *is_open = !*is_open;
1568                                                }
1569                                            })),
1570                                    ),
1571                                )
1572                                .child({
1573                                    let (icon_name, color, animated) = if pending {
1574                                        (IconName::ArrowCircle, Color::Accent, true)
1575                                    } else {
1576                                        (IconName::Check, Color::Success, false)
1577                                    };
1578
1579                                    let icon =
1580                                        Icon::new(icon_name).color(color).size(IconSize::Small);
1581
1582                                    if animated {
1583                                        icon.with_animation(
1584                                            "arrow-circle",
1585                                            Animation::new(Duration::from_secs(2)).repeat(),
1586                                            |icon, delta| {
1587                                                icon.transform(Transformation::rotate(percentage(
1588                                                    delta,
1589                                                )))
1590                                            },
1591                                        )
1592                                        .into_any_element()
1593                                    } else {
1594                                        icon.into_any_element()
1595                                    }
1596                                }),
1597                        ),
1598                )
1599                .when(pending && !is_open, |this| {
1600                    let gradient_overlay = div()
1601                        .rounded_b_lg()
1602                        .h_20()
1603                        .absolute()
1604                        .w_full()
1605                        .bottom_0()
1606                        .left_0()
1607                        .bg(linear_gradient(
1608                            180.,
1609                            linear_color_stop(editor_bg, 1.),
1610                            linear_color_stop(editor_bg.opacity(0.2), 0.),
1611                        ));
1612
1613                    this.child(
1614                        div()
1615                            .relative()
1616                            .bg(editor_bg)
1617                            .rounded_b_lg()
1618                            .child(
1619                                div()
1620                                    .id(("thinking-content", ix))
1621                                    .p_2()
1622                                    .h_20()
1623                                    .track_scroll(scroll_handle)
1624                                    .text_ui_sm(cx)
1625                                    .child(markdown.clone())
1626                                    .overflow_hidden(),
1627                            )
1628                            .child(gradient_overlay),
1629                    )
1630                })
1631                .when(is_open, |this| {
1632                    this.child(
1633                        div()
1634                            .id(("thinking-content", ix))
1635                            .h_full()
1636                            .p_2()
1637                            .rounded_b_lg()
1638                            .bg(editor_bg)
1639                            .text_ui_sm(cx)
1640                            .child(markdown.clone()),
1641                    )
1642                }),
1643        )
1644    }
1645
1646    fn render_tool_use(
1647        &self,
1648        tool_use: ToolUse,
1649        cx: &mut Context<Self>,
1650    ) -> impl IntoElement + use<> {
1651        let is_open = self
1652            .expanded_tool_uses
1653            .get(&tool_use.id)
1654            .copied()
1655            .unwrap_or_default();
1656
1657        let is_status_finished = matches!(&tool_use.status, ToolUseStatus::Finished(_));
1658
1659        let fs = self
1660            .workspace
1661            .upgrade()
1662            .map(|workspace| workspace.read(cx).app_state().fs.clone());
1663        let needs_confirmation = matches!(&tool_use.status, ToolUseStatus::NeedsConfirmation);
1664
1665        let status_icons = div().child(match &tool_use.status {
1666            ToolUseStatus::Pending | ToolUseStatus::NeedsConfirmation => {
1667                let icon = Icon::new(IconName::Warning)
1668                    .color(Color::Warning)
1669                    .size(IconSize::Small);
1670                icon.into_any_element()
1671            }
1672            ToolUseStatus::Running => {
1673                let icon = Icon::new(IconName::ArrowCircle)
1674                    .color(Color::Accent)
1675                    .size(IconSize::Small);
1676                icon.with_animation(
1677                    "arrow-circle",
1678                    Animation::new(Duration::from_secs(2)).repeat(),
1679                    |icon, delta| icon.transform(Transformation::rotate(percentage(delta))),
1680                )
1681                .into_any_element()
1682            }
1683            ToolUseStatus::Finished(_) => div().w_0().into_any_element(),
1684            ToolUseStatus::Error(_) => {
1685                let icon = Icon::new(IconName::Close)
1686                    .color(Color::Error)
1687                    .size(IconSize::Small);
1688                icon.into_any_element()
1689            }
1690        });
1691
1692        let content_container = || v_flex().py_1().gap_0p5().px_2p5();
1693        let results_content = v_flex()
1694            .gap_1()
1695            .child(
1696                content_container()
1697                    .child(
1698                        Label::new("Input")
1699                            .size(LabelSize::XSmall)
1700                            .color(Color::Muted)
1701                            .buffer_font(cx),
1702                    )
1703                    .child(
1704                        Label::new(
1705                            serde_json::to_string_pretty(&tool_use.input).unwrap_or_default(),
1706                        )
1707                        .size(LabelSize::Small)
1708                        .buffer_font(cx),
1709                    ),
1710            )
1711            .map(|container| match tool_use.status {
1712                ToolUseStatus::Finished(output) => container.child(
1713                    content_container()
1714                        .border_t_1()
1715                        .border_color(self.tool_card_border_color(cx))
1716                        .child(
1717                            Label::new("Result")
1718                                .size(LabelSize::XSmall)
1719                                .color(Color::Muted)
1720                                .buffer_font(cx),
1721                        )
1722                        .child(Label::new(output).size(LabelSize::Small).buffer_font(cx)),
1723                ),
1724                ToolUseStatus::Running => container.child(
1725                    content_container().child(
1726                        h_flex()
1727                            .gap_1()
1728                            .pb_1()
1729                            .border_t_1()
1730                            .border_color(self.tool_card_border_color(cx))
1731                            .child(
1732                                Icon::new(IconName::ArrowCircle)
1733                                    .size(IconSize::Small)
1734                                    .color(Color::Accent)
1735                                    .with_animation(
1736                                        "arrow-circle",
1737                                        Animation::new(Duration::from_secs(2)).repeat(),
1738                                        |icon, delta| {
1739                                            icon.transform(Transformation::rotate(percentage(
1740                                                delta,
1741                                            )))
1742                                        },
1743                                    ),
1744                            )
1745                            .child(
1746                                Label::new("Running…")
1747                                    .size(LabelSize::XSmall)
1748                                    .color(Color::Muted)
1749                                    .buffer_font(cx),
1750                            ),
1751                    ),
1752                ),
1753                ToolUseStatus::Error(err) => container.child(
1754                    content_container()
1755                        .border_t_1()
1756                        .border_color(self.tool_card_border_color(cx))
1757                        .child(
1758                            Label::new("Error")
1759                                .size(LabelSize::XSmall)
1760                                .color(Color::Muted)
1761                                .buffer_font(cx),
1762                        )
1763                        .child(Label::new(err).size(LabelSize::Small).buffer_font(cx)),
1764                ),
1765                ToolUseStatus::Pending => container,
1766                ToolUseStatus::NeedsConfirmation => container.child(
1767                    content_container()
1768                        .border_t_1()
1769                        .border_color(self.tool_card_border_color(cx))
1770                        .child(
1771                            Label::new("Asking Permission")
1772                                .size(LabelSize::Small)
1773                                .color(Color::Muted)
1774                                .buffer_font(cx),
1775                        ),
1776                ),
1777            });
1778
1779        let gradient_overlay = |color: Hsla| {
1780            div()
1781                .h_full()
1782                .absolute()
1783                .w_8()
1784                .bottom_0()
1785                .map(|element| {
1786                    if is_status_finished {
1787                        element.right_7()
1788                    } else {
1789                        element.right(px(46.))
1790                    }
1791                })
1792                .bg(linear_gradient(
1793                    90.,
1794                    linear_color_stop(color, 1.),
1795                    linear_color_stop(color.opacity(0.2), 0.),
1796                ))
1797        };
1798
1799        div().map(|element| {
1800            if !tool_use.needs_confirmation {
1801                element.child(
1802                    v_flex()
1803                        .child(
1804                            h_flex()
1805                                .group("disclosure-header")
1806                                .relative()
1807                                .gap_1p5()
1808                                .justify_between()
1809                                .opacity(0.8)
1810                                .hover(|style| style.opacity(1.))
1811                                .when(!is_status_finished, |this| this.pr_2())
1812                                .child(
1813                                    h_flex()
1814                                        .id("tool-label-container")
1815                                        .gap_1p5()
1816                                        .max_w_full()
1817                                        .overflow_x_scroll()
1818                                        .child(
1819                                            Icon::new(tool_use.icon)
1820                                                .size(IconSize::XSmall)
1821                                                .color(Color::Muted),
1822                                        )
1823                                        .child(
1824                                            h_flex().pr_8().text_ui_sm(cx).children(
1825                                                self.rendered_tool_use_labels
1826                                                    .get(&tool_use.id)
1827                                                    .cloned(),
1828                                            ),
1829                                        ),
1830                                )
1831                                .child(
1832                                    h_flex()
1833                                        .gap_1()
1834                                        .child(
1835                                            div().visible_on_hover("disclosure-header").child(
1836                                                Disclosure::new("tool-use-disclosure", is_open)
1837                                                    .opened_icon(IconName::ChevronUp)
1838                                                    .closed_icon(IconName::ChevronDown)
1839                                                    .on_click(cx.listener({
1840                                                        let tool_use_id = tool_use.id.clone();
1841                                                        move |this, _event, _window, _cx| {
1842                                                            let is_open = this
1843                                                                .expanded_tool_uses
1844                                                                .entry(tool_use_id.clone())
1845                                                                .or_insert(false);
1846
1847                                                            *is_open = !*is_open;
1848                                                        }
1849                                                    })),
1850                                            ),
1851                                        )
1852                                        .child(status_icons),
1853                                )
1854                                .child(gradient_overlay(cx.theme().colors().panel_background)),
1855                        )
1856                        .map(|parent| {
1857                            if !is_open {
1858                                return parent;
1859                            }
1860
1861                            parent.child(
1862                                v_flex()
1863                                    .mt_1()
1864                                    .border_1()
1865                                    .border_color(self.tool_card_border_color(cx))
1866                                    .bg(cx.theme().colors().editor_background)
1867                                    .rounded_lg()
1868                                    .child(results_content),
1869                            )
1870                        }),
1871                )
1872            } else {
1873                v_flex()
1874                    .rounded_lg()
1875                    .border_1()
1876                    .border_color(self.tool_card_border_color(cx))
1877                    .overflow_hidden()
1878                    .child(
1879                        h_flex()
1880                            .group("disclosure-header")
1881                            .relative()
1882                            .justify_between()
1883                            .py_1()
1884                            .map(|element| {
1885                                if is_status_finished {
1886                                    element.pl_2().pr_0p5()
1887                                } else {
1888                                    element.px_2()
1889                                }
1890                            })
1891                            .bg(self.tool_card_header_bg(cx))
1892                            .map(|element| {
1893                                if is_open {
1894                                    element.border_b_1().rounded_t_md()
1895                                } else if needs_confirmation {
1896                                    element.rounded_t_md()
1897                                } else {
1898                                    element.rounded_md()
1899                                }
1900                            })
1901                            .border_color(self.tool_card_border_color(cx))
1902                            .child(
1903                                h_flex()
1904                                    .id("tool-label-container")
1905                                    .gap_1p5()
1906                                    .max_w_full()
1907                                    .overflow_x_scroll()
1908                                    .child(
1909                                        Icon::new(tool_use.icon)
1910                                            .size(IconSize::XSmall)
1911                                            .color(Color::Muted),
1912                                    )
1913                                    .child(
1914                                        h_flex().pr_8().text_ui_sm(cx).children(
1915                                            self.rendered_tool_use_labels
1916                                                .get(&tool_use.id)
1917                                                .cloned(),
1918                                        ),
1919                                    ),
1920                            )
1921                            .child(
1922                                h_flex()
1923                                    .gap_1()
1924                                    .child(
1925                                        div().visible_on_hover("disclosure-header").child(
1926                                            Disclosure::new("tool-use-disclosure", is_open)
1927                                                .opened_icon(IconName::ChevronUp)
1928                                                .closed_icon(IconName::ChevronDown)
1929                                                .on_click(cx.listener({
1930                                                    let tool_use_id = tool_use.id.clone();
1931                                                    move |this, _event, _window, _cx| {
1932                                                        let is_open = this
1933                                                            .expanded_tool_uses
1934                                                            .entry(tool_use_id.clone())
1935                                                            .or_insert(false);
1936
1937                                                        *is_open = !*is_open;
1938                                                    }
1939                                                })),
1940                                        ),
1941                                    )
1942                                    .child(status_icons),
1943                            )
1944                            .child(gradient_overlay(self.tool_card_header_bg(cx))),
1945                    )
1946                    .map(|parent| {
1947                        if !is_open {
1948                            return parent;
1949                        }
1950
1951                        parent.child(
1952                            v_flex()
1953                                .bg(cx.theme().colors().editor_background)
1954                                .map(|element| {
1955                                    if  needs_confirmation {
1956                                        element.rounded_none()
1957                                    } else {
1958                                        element.rounded_b_lg()
1959                                    }
1960                                })
1961                                .child(results_content),
1962                        )
1963                    })
1964                    .when(needs_confirmation, |this| {
1965                        this.child(
1966                            h_flex()
1967                                .py_1()
1968                                .pl_2()
1969                                .pr_1()
1970                                .gap_1()
1971                                .justify_between()
1972                                .bg(cx.theme().colors().editor_background)
1973                                .border_t_1()
1974                                .border_color(self.tool_card_border_color(cx))
1975                                .rounded_b_lg()
1976                                .child(Label::new("Action Confirmation").color(Color::Muted).size(LabelSize::Small))
1977                                .child(
1978                                    h_flex()
1979                                        .gap_0p5()
1980                                        .child({
1981                                            let tool_id = tool_use.id.clone();
1982                                            Button::new(
1983                                                "always-allow-tool-action",
1984                                                "Always Allow",
1985                                            )
1986                                            .label_size(LabelSize::Small)
1987                                            .icon(IconName::CheckDouble)
1988                                            .icon_position(IconPosition::Start)
1989                                            .icon_size(IconSize::Small)
1990                                            .icon_color(Color::Success)
1991                                            .tooltip(move |window, cx|  {
1992                                                Tooltip::with_meta(
1993                                                    "Never ask for permission",
1994                                                    None,
1995                                                    "Restore the original behavior in your Agent Panel settings",
1996                                                    window,
1997                                                    cx,
1998                                                )
1999                                            })
2000                                            .on_click(cx.listener(
2001                                                move |this, event, window, cx| {
2002                                                    if let Some(fs) = fs.clone() {
2003                                                        update_settings_file::<AssistantSettings>(
2004                                                            fs.clone(),
2005                                                            cx,
2006                                                            |settings, _| {
2007                                                                settings.set_always_allow_tool_actions(true);
2008                                                            },
2009                                                        );
2010                                                    }
2011                                                    this.handle_allow_tool(
2012                                                        tool_id.clone(),
2013                                                        event,
2014                                                        window,
2015                                                        cx,
2016                                                    )
2017                                                },
2018                                            ))
2019                                        })
2020                                        .child(ui::Divider::vertical())
2021                                        .child({
2022                                            let tool_id = tool_use.id.clone();
2023                                            Button::new("allow-tool-action", "Allow")
2024                                                .label_size(LabelSize::Small)
2025                                                .icon(IconName::Check)
2026                                                .icon_position(IconPosition::Start)
2027                                                .icon_size(IconSize::Small)
2028                                                .icon_color(Color::Success)
2029                                                .on_click(cx.listener(
2030                                                    move |this, event, window, cx| {
2031                                                        this.handle_allow_tool(
2032                                                            tool_id.clone(),
2033                                                            event,
2034                                                            window,
2035                                                            cx,
2036                                                        )
2037                                                    },
2038                                                ))
2039                                        })
2040                                        .child({
2041                                            let tool_id = tool_use.id.clone();
2042                                            let tool_name: Arc<str> = tool_use.name.into();
2043                                            Button::new("deny-tool", "Deny")
2044                                                .label_size(LabelSize::Small)
2045                                                .icon(IconName::Close)
2046                                                .icon_position(IconPosition::Start)
2047                                                .icon_size(IconSize::Small)
2048                                                .icon_color(Color::Error)
2049                                                .on_click(cx.listener(
2050                                                    move |this, event, window, cx| {
2051                                                        this.handle_deny_tool(
2052                                                            tool_id.clone(),
2053                                                            tool_name.clone(),
2054                                                            event,
2055                                                            window,
2056                                                            cx,
2057                                                        )
2058                                                    },
2059                                                ))
2060                                        }),
2061                                ),
2062                        )
2063                    })
2064            }
2065        })
2066    }
2067
2068    fn render_rules_item(&self, cx: &Context<Self>) -> AnyElement {
2069        let Some(system_prompt_context) = self.thread.read(cx).system_prompt_context().as_ref()
2070        else {
2071            return div().into_any();
2072        };
2073
2074        let rules_files = system_prompt_context
2075            .worktrees
2076            .iter()
2077            .filter_map(|worktree| worktree.rules_file.as_ref())
2078            .collect::<Vec<_>>();
2079
2080        let label_text = match rules_files.as_slice() {
2081            &[] => return div().into_any(),
2082            &[rules_file] => {
2083                format!("Using {:?} file", rules_file.rel_path)
2084            }
2085            rules_files => {
2086                format!("Using {} rules files", rules_files.len())
2087            }
2088        };
2089
2090        div()
2091            .pt_1()
2092            .px_2p5()
2093            .child(
2094                h_flex()
2095                    .w_full()
2096                    .gap_0p5()
2097                    .child(
2098                        h_flex()
2099                            .gap_1p5()
2100                            .child(
2101                                Icon::new(IconName::File)
2102                                    .size(IconSize::XSmall)
2103                                    .color(Color::Disabled),
2104                            )
2105                            .child(
2106                                Label::new(label_text)
2107                                    .size(LabelSize::XSmall)
2108                                    .color(Color::Muted)
2109                                    .buffer_font(cx),
2110                            ),
2111                    )
2112                    .child(
2113                        IconButton::new("open-rule", IconName::ArrowUpRightAlt)
2114                            .shape(ui::IconButtonShape::Square)
2115                            .icon_size(IconSize::XSmall)
2116                            .icon_color(Color::Ignored)
2117                            .on_click(cx.listener(Self::handle_open_rules))
2118                            .tooltip(Tooltip::text("View Rules")),
2119                    ),
2120            )
2121            .into_any()
2122    }
2123
2124    fn handle_allow_tool(
2125        &mut self,
2126        tool_use_id: LanguageModelToolUseId,
2127        _: &ClickEvent,
2128        _window: &mut Window,
2129        cx: &mut Context<Self>,
2130    ) {
2131        if let Some(PendingToolUseStatus::NeedsConfirmation(c)) = self
2132            .thread
2133            .read(cx)
2134            .pending_tool(&tool_use_id)
2135            .map(|tool_use| tool_use.status.clone())
2136        {
2137            self.thread.update(cx, |thread, cx| {
2138                thread.run_tool(
2139                    c.tool_use_id.clone(),
2140                    c.ui_text.clone(),
2141                    c.input.clone(),
2142                    &c.messages,
2143                    c.tool.clone(),
2144                    cx,
2145                );
2146            });
2147        }
2148    }
2149
2150    fn handle_deny_tool(
2151        &mut self,
2152        tool_use_id: LanguageModelToolUseId,
2153        tool_name: Arc<str>,
2154        _: &ClickEvent,
2155        _window: &mut Window,
2156        cx: &mut Context<Self>,
2157    ) {
2158        self.thread.update(cx, |thread, cx| {
2159            thread.deny_tool_use(tool_use_id, tool_name, cx);
2160        });
2161    }
2162
2163    fn handle_open_rules(&mut self, _: &ClickEvent, window: &mut Window, cx: &mut Context<Self>) {
2164        let Some(system_prompt_context) = self.thread.read(cx).system_prompt_context().as_ref()
2165        else {
2166            return;
2167        };
2168
2169        let abs_paths = system_prompt_context
2170            .worktrees
2171            .iter()
2172            .flat_map(|worktree| worktree.rules_file.as_ref())
2173            .map(|rules_file| rules_file.abs_path.to_path_buf())
2174            .collect::<Vec<_>>();
2175
2176        if let Ok(task) = self.workspace.update(cx, move |workspace, cx| {
2177            // TODO: Open a multibuffer instead? In some cases this doesn't make the set of rules
2178            // files clear. For example, if rules file 1 is already open but rules file 2 is not,
2179            // this would open and focus rules file 2 in a tab that is not next to rules file 1.
2180            workspace.open_paths(abs_paths, OpenOptions::default(), None, window, cx)
2181        }) {
2182            task.detach();
2183        }
2184    }
2185
2186    fn dismiss_notifications(&mut self, cx: &mut Context<ActiveThread>) {
2187        for window in self.notifications.drain(..) {
2188            window
2189                .update(cx, |_, window, _| {
2190                    window.remove_window();
2191                })
2192                .ok();
2193
2194            self.notification_subscriptions.remove(&window);
2195        }
2196    }
2197
2198    fn render_vertical_scrollbar(&self, cx: &mut Context<Self>) -> Stateful<Div> {
2199        div()
2200            .occlude()
2201            .id("active-thread-scrollbar")
2202            .on_mouse_move(cx.listener(|_, _, _, cx| {
2203                cx.notify();
2204                cx.stop_propagation()
2205            }))
2206            .on_hover(|_, _, cx| {
2207                cx.stop_propagation();
2208            })
2209            .on_any_mouse_down(|_, _, cx| {
2210                cx.stop_propagation();
2211            })
2212            .on_mouse_up(
2213                MouseButton::Left,
2214                cx.listener(|_, _, _, cx| {
2215                    cx.stop_propagation();
2216                }),
2217            )
2218            .on_scroll_wheel(cx.listener(|_, _, _, cx| {
2219                cx.notify();
2220            }))
2221            .h_full()
2222            .absolute()
2223            .right_1()
2224            .top_1()
2225            .bottom_0()
2226            .w(px(12.))
2227            .cursor_default()
2228            .children(Scrollbar::vertical(self.scrollbar_state.clone()))
2229    }
2230}
2231
2232impl Render for ActiveThread {
2233    fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
2234        v_flex()
2235            .size_full()
2236            .relative()
2237            .child(list(self.list_state.clone()).flex_grow())
2238            .child(self.render_vertical_scrollbar(cx))
2239    }
2240}
2241
2242pub(crate) fn open_context(
2243    id: ContextId,
2244    context_store: Entity<ContextStore>,
2245    workspace: Entity<Workspace>,
2246    window: &mut Window,
2247    cx: &mut App,
2248) {
2249    let Some(context) = context_store.read(cx).context_for_id(id) else {
2250        return;
2251    };
2252
2253    match context {
2254        AssistantContext::File(file_context) => {
2255            if let Some(project_path) = file_context.context_buffer.buffer.read(cx).project_path(cx)
2256            {
2257                workspace.update(cx, |workspace, cx| {
2258                    workspace
2259                        .open_path(project_path, None, true, window, cx)
2260                        .detach_and_log_err(cx);
2261                });
2262            }
2263        }
2264        AssistantContext::Directory(directory_context) => {
2265            let path = directory_context.project_path.clone();
2266            workspace.update(cx, |workspace, cx| {
2267                workspace.project().update(cx, |project, cx| {
2268                    if let Some(entry) = project.entry_for_path(&path, cx) {
2269                        cx.emit(project::Event::RevealInProjectPanel(entry.id));
2270                    }
2271                })
2272            })
2273        }
2274        AssistantContext::Symbol(symbol_context) => {
2275            if let Some(project_path) = symbol_context
2276                .context_symbol
2277                .buffer
2278                .read(cx)
2279                .project_path(cx)
2280            {
2281                let snapshot = symbol_context.context_symbol.buffer.read(cx).snapshot();
2282                let target_position = symbol_context
2283                    .context_symbol
2284                    .id
2285                    .range
2286                    .start
2287                    .to_point(&snapshot);
2288
2289                let open_task = workspace.update(cx, |workspace, cx| {
2290                    workspace.open_path(project_path, None, true, window, cx)
2291                });
2292                window
2293                    .spawn(cx, async move |cx| {
2294                        if let Some(active_editor) = open_task
2295                            .await
2296                            .log_err()
2297                            .and_then(|item| item.downcast::<Editor>())
2298                        {
2299                            active_editor
2300                                .downgrade()
2301                                .update_in(cx, |editor, window, cx| {
2302                                    editor.go_to_singleton_buffer_point(
2303                                        target_position,
2304                                        window,
2305                                        cx,
2306                                    );
2307                                })
2308                                .log_err();
2309                        }
2310                    })
2311                    .detach();
2312            }
2313        }
2314        AssistantContext::FetchedUrl(fetched_url_context) => {
2315            cx.open_url(&fetched_url_context.url);
2316        }
2317        AssistantContext::Thread(thread_context) => {
2318            let thread_id = thread_context.thread.read(cx).id().clone();
2319            workspace.update(cx, |workspace, cx| {
2320                if let Some(panel) = workspace.panel::<AssistantPanel>(cx) {
2321                    panel.update(cx, |panel, cx| {
2322                        panel
2323                            .open_thread(&thread_id, window, cx)
2324                            .detach_and_log_err(cx)
2325                    });
2326                }
2327            })
2328        }
2329    }
2330}