thread_view.rs

   1use acp_thread::{
   2    AcpThread, AcpThreadEvent, AgentThreadEntry, AssistantMessage, AssistantMessageChunk,
   3    AuthRequired, LoadError, MentionUri, RetryStatus, ThreadStatus, ToolCall, ToolCallContent,
   4    ToolCallStatus, UserMessageId,
   5};
   6use acp_thread::{AgentConnection, Plan};
   7use action_log::{ActionLog, ActionLogTelemetry};
   8use agent::{DbThreadMetadata, HistoryEntry, HistoryEntryId, HistoryStore, NativeAgentServer};
   9use agent_client_protocol::{self as acp, PromptCapabilities};
  10use agent_servers::{AgentServer, AgentServerDelegate};
  11use agent_settings::{AgentProfileId, AgentSettings, CompletionMode};
  12use anyhow::{Result, anyhow};
  13use arrayvec::ArrayVec;
  14use audio::{Audio, Sound};
  15use buffer_diff::BufferDiff;
  16use client::zed_urls;
  17use cloud_llm_client::PlanV1;
  18use collections::{HashMap, HashSet};
  19use editor::scroll::Autoscroll;
  20use editor::{
  21    Editor, EditorEvent, EditorMode, MultiBuffer, PathKey, SelectionEffects, SizingBehavior,
  22};
  23use file_icons::FileIcons;
  24use fs::Fs;
  25use futures::FutureExt as _;
  26use gpui::{
  27    Action, Animation, AnimationExt, AnyView, App, BorderStyle, ClickEvent, ClipboardItem,
  28    CursorStyle, EdgesRefinement, ElementId, Empty, Entity, FocusHandle, Focusable, Hsla, Length,
  29    ListOffset, ListState, PlatformDisplay, SharedString, StyleRefinement, Subscription, Task,
  30    TextStyle, TextStyleRefinement, UnderlineStyle, WeakEntity, Window, WindowHandle, div,
  31    ease_in_out, linear_color_stop, linear_gradient, list, point, pulsating_between,
  32};
  33use language::Buffer;
  34
  35use language_model::LanguageModelRegistry;
  36use markdown::{HeadingLevelStyles, Markdown, MarkdownElement, MarkdownStyle};
  37use project::{Project, ProjectEntryId};
  38use prompt_store::{PromptId, PromptStore};
  39use rope::Point;
  40use settings::{NotifyWhenAgentWaiting, Settings as _, SettingsStore};
  41use std::cell::RefCell;
  42use std::path::Path;
  43use std::sync::Arc;
  44use std::time::Instant;
  45use std::{collections::BTreeMap, rc::Rc, time::Duration};
  46use terminal_view::terminal_panel::TerminalPanel;
  47use text::Anchor;
  48use theme::{AgentFontSize, ThemeSettings};
  49use ui::{
  50    Callout, CommonAnimationExt, Disclosure, Divider, DividerColor, ElevationIndex, KeyBinding,
  51    PopoverMenuHandle, SpinnerLabel, TintColor, Tooltip, WithScrollbar, prelude::*,
  52};
  53use util::{ResultExt, size::format_file_size, time::duration_alt_display};
  54use workspace::{CollaboratorId, NewTerminal, Workspace};
  55use zed_actions::agent::{Chat, ToggleModelSelector};
  56use zed_actions::assistant::OpenRulesLibrary;
  57
  58use super::entry_view_state::EntryViewState;
  59use crate::acp::AcpModelSelectorPopover;
  60use crate::acp::ModeSelector;
  61use crate::acp::entry_view_state::{EntryViewEvent, ViewEvent};
  62use crate::acp::message_editor::{MessageEditor, MessageEditorEvent};
  63use crate::agent_diff::AgentDiff;
  64use crate::profile_selector::{ProfileProvider, ProfileSelector};
  65
  66use crate::ui::{
  67    AgentNotification, AgentNotificationEvent, BurnModeTooltip, UnavailableEditingTooltip,
  68    UsageCallout,
  69};
  70use crate::{
  71    AgentDiffPane, AgentPanel, AllowAlways, AllowOnce, ContinueThread, ContinueWithBurnMode,
  72    CycleModeSelector, ExpandMessageEditor, Follow, KeepAll, NewThread, OpenAgentDiff, OpenHistory,
  73    RejectAll, RejectOnce, ToggleBurnMode, ToggleProfileSelector,
  74};
  75
  76#[derive(Copy, Clone, Debug, PartialEq, Eq)]
  77enum ThreadFeedback {
  78    Positive,
  79    Negative,
  80}
  81
  82#[derive(Debug)]
  83enum ThreadError {
  84    PaymentRequired,
  85    ModelRequestLimitReached(cloud_llm_client::Plan),
  86    ToolUseLimitReached,
  87    Refusal,
  88    AuthenticationRequired(SharedString),
  89    Other(SharedString),
  90}
  91
  92impl ThreadError {
  93    fn from_err(error: anyhow::Error, agent: &Rc<dyn AgentServer>) -> Self {
  94        if error.is::<language_model::PaymentRequiredError>() {
  95            Self::PaymentRequired
  96        } else if error.is::<language_model::ToolUseLimitReachedError>() {
  97            Self::ToolUseLimitReached
  98        } else if let Some(error) =
  99            error.downcast_ref::<language_model::ModelRequestLimitReachedError>()
 100        {
 101            Self::ModelRequestLimitReached(error.plan)
 102        } else if let Some(acp_error) = error.downcast_ref::<acp::Error>()
 103            && acp_error.code == acp::ErrorCode::AUTH_REQUIRED.code
 104        {
 105            Self::AuthenticationRequired(acp_error.message.clone().into())
 106        } else {
 107            let string = format!("{:#}", error);
 108            // TODO: we should have Gemini return better errors here.
 109            if agent.clone().downcast::<agent_servers::Gemini>().is_some()
 110                && string.contains("Could not load the default credentials")
 111                || string.contains("API key not valid")
 112                || string.contains("Request had invalid authentication credentials")
 113            {
 114                Self::AuthenticationRequired(string.into())
 115            } else {
 116                Self::Other(string.into())
 117            }
 118        }
 119    }
 120}
 121
 122impl ProfileProvider for Entity<agent::Thread> {
 123    fn profile_id(&self, cx: &App) -> AgentProfileId {
 124        self.read(cx).profile().clone()
 125    }
 126
 127    fn set_profile(&self, profile_id: AgentProfileId, cx: &mut App) {
 128        self.update(cx, |thread, cx| {
 129            // Apply the profile and let the thread swap to its default model.
 130            thread.set_profile(profile_id, cx);
 131        });
 132    }
 133
 134    fn profiles_supported(&self, cx: &App) -> bool {
 135        self.read(cx)
 136            .model()
 137            .is_some_and(|model| model.supports_tools())
 138    }
 139}
 140
 141#[derive(Default)]
 142struct ThreadFeedbackState {
 143    feedback: Option<ThreadFeedback>,
 144    comments_editor: Option<Entity<Editor>>,
 145}
 146
 147impl ThreadFeedbackState {
 148    pub fn submit(
 149        &mut self,
 150        thread: Entity<AcpThread>,
 151        feedback: ThreadFeedback,
 152        window: &mut Window,
 153        cx: &mut App,
 154    ) {
 155        let Some(telemetry) = thread.read(cx).connection().telemetry() else {
 156            return;
 157        };
 158
 159        if self.feedback == Some(feedback) {
 160            return;
 161        }
 162
 163        self.feedback = Some(feedback);
 164        match feedback {
 165            ThreadFeedback::Positive => {
 166                self.comments_editor = None;
 167            }
 168            ThreadFeedback::Negative => {
 169                self.comments_editor = Some(Self::build_feedback_comments_editor(window, cx));
 170            }
 171        }
 172        let session_id = thread.read(cx).session_id().clone();
 173        let agent = thread.read(cx).connection().telemetry_id();
 174        let task = telemetry.thread_data(&session_id, cx);
 175        let rating = match feedback {
 176            ThreadFeedback::Positive => "positive",
 177            ThreadFeedback::Negative => "negative",
 178        };
 179        cx.background_spawn(async move {
 180            let thread = task.await?;
 181            telemetry::event!(
 182                "Agent Thread Rated",
 183                agent = agent,
 184                session_id = session_id,
 185                rating = rating,
 186                thread = thread
 187            );
 188            anyhow::Ok(())
 189        })
 190        .detach_and_log_err(cx);
 191    }
 192
 193    pub fn submit_comments(&mut self, thread: Entity<AcpThread>, cx: &mut App) {
 194        let Some(telemetry) = thread.read(cx).connection().telemetry() else {
 195            return;
 196        };
 197
 198        let Some(comments) = self
 199            .comments_editor
 200            .as_ref()
 201            .map(|editor| editor.read(cx).text(cx))
 202            .filter(|text| !text.trim().is_empty())
 203        else {
 204            return;
 205        };
 206
 207        self.comments_editor.take();
 208
 209        let session_id = thread.read(cx).session_id().clone();
 210        let agent = thread.read(cx).connection().telemetry_id();
 211        let task = telemetry.thread_data(&session_id, cx);
 212        cx.background_spawn(async move {
 213            let thread = task.await?;
 214            telemetry::event!(
 215                "Agent Thread Feedback Comments",
 216                agent = agent,
 217                session_id = session_id,
 218                comments = comments,
 219                thread = thread
 220            );
 221            anyhow::Ok(())
 222        })
 223        .detach_and_log_err(cx);
 224    }
 225
 226    pub fn clear(&mut self) {
 227        *self = Self::default()
 228    }
 229
 230    pub fn dismiss_comments(&mut self) {
 231        self.comments_editor.take();
 232    }
 233
 234    fn build_feedback_comments_editor(window: &mut Window, cx: &mut App) -> Entity<Editor> {
 235        let buffer = cx.new(|cx| {
 236            let empty_string = String::new();
 237            MultiBuffer::singleton(cx.new(|cx| Buffer::local(empty_string, cx)), cx)
 238        });
 239
 240        let editor = cx.new(|cx| {
 241            let mut editor = Editor::new(
 242                editor::EditorMode::AutoHeight {
 243                    min_lines: 1,
 244                    max_lines: Some(4),
 245                },
 246                buffer,
 247                None,
 248                window,
 249                cx,
 250            );
 251            editor.set_placeholder_text(
 252                "What went wrong? Share your feedback so we can improve.",
 253                window,
 254                cx,
 255            );
 256            editor
 257        });
 258
 259        editor.read(cx).focus_handle(cx).focus(window);
 260        editor
 261    }
 262}
 263
 264pub struct AcpThreadView {
 265    agent: Rc<dyn AgentServer>,
 266    workspace: WeakEntity<Workspace>,
 267    project: Entity<Project>,
 268    thread_state: ThreadState,
 269    login: Option<task::SpawnInTerminal>,
 270    history_store: Entity<HistoryStore>,
 271    hovered_recent_history_item: Option<usize>,
 272    entry_view_state: Entity<EntryViewState>,
 273    message_editor: Entity<MessageEditor>,
 274    focus_handle: FocusHandle,
 275    model_selector: Option<Entity<AcpModelSelectorPopover>>,
 276    profile_selector: Option<Entity<ProfileSelector>>,
 277    notifications: Vec<WindowHandle<AgentNotification>>,
 278    notification_subscriptions: HashMap<WindowHandle<AgentNotification>, Vec<Subscription>>,
 279    thread_retry_status: Option<RetryStatus>,
 280    thread_error: Option<ThreadError>,
 281    thread_error_markdown: Option<Entity<Markdown>>,
 282    thread_feedback: ThreadFeedbackState,
 283    list_state: ListState,
 284    auth_task: Option<Task<()>>,
 285    expanded_tool_calls: HashSet<acp::ToolCallId>,
 286    expanded_thinking_blocks: HashSet<(usize, usize)>,
 287    edits_expanded: bool,
 288    plan_expanded: bool,
 289    editor_expanded: bool,
 290    should_be_following: bool,
 291    editing_message: Option<usize>,
 292    prompt_capabilities: Rc<RefCell<PromptCapabilities>>,
 293    available_commands: Rc<RefCell<Vec<acp::AvailableCommand>>>,
 294    is_loading_contents: bool,
 295    new_server_version_available: Option<SharedString>,
 296    resume_thread_metadata: Option<DbThreadMetadata>,
 297    _cancel_task: Option<Task<()>>,
 298    _subscriptions: [Subscription; 5],
 299    show_codex_windows_warning: bool,
 300    in_flight_prompt: Option<Vec<acp::ContentBlock>>,
 301}
 302
 303enum ThreadState {
 304    Loading(Entity<LoadingView>),
 305    Ready {
 306        thread: Entity<AcpThread>,
 307        title_editor: Option<Entity<Editor>>,
 308        mode_selector: Option<Entity<ModeSelector>>,
 309        _subscriptions: Vec<Subscription>,
 310    },
 311    LoadError(LoadError),
 312    Unauthenticated {
 313        connection: Rc<dyn AgentConnection>,
 314        description: Option<Entity<Markdown>>,
 315        configuration_view: Option<AnyView>,
 316        pending_auth_method: Option<acp::AuthMethodId>,
 317        _subscription: Option<Subscription>,
 318    },
 319}
 320
 321struct LoadingView {
 322    title: SharedString,
 323    _load_task: Task<()>,
 324    _update_title_task: Task<anyhow::Result<()>>,
 325}
 326
 327impl AcpThreadView {
 328    pub fn new(
 329        agent: Rc<dyn AgentServer>,
 330        resume_thread: Option<DbThreadMetadata>,
 331        summarize_thread: Option<DbThreadMetadata>,
 332        workspace: WeakEntity<Workspace>,
 333        project: Entity<Project>,
 334        history_store: Entity<HistoryStore>,
 335        prompt_store: Option<Entity<PromptStore>>,
 336        window: &mut Window,
 337        cx: &mut Context<Self>,
 338    ) -> Self {
 339        let prompt_capabilities = Rc::new(RefCell::new(acp::PromptCapabilities::default()));
 340        let available_commands = Rc::new(RefCell::new(vec![]));
 341
 342        let placeholder = placeholder_text(agent.name().as_ref(), false);
 343
 344        let message_editor = cx.new(|cx| {
 345            let mut editor = MessageEditor::new(
 346                workspace.clone(),
 347                project.clone(),
 348                history_store.clone(),
 349                prompt_store.clone(),
 350                prompt_capabilities.clone(),
 351                available_commands.clone(),
 352                agent.name(),
 353                &placeholder,
 354                editor::EditorMode::AutoHeight {
 355                    min_lines: AgentSettings::get_global(cx).message_editor_min_lines,
 356                    max_lines: Some(AgentSettings::get_global(cx).set_message_editor_max_lines()),
 357                },
 358                window,
 359                cx,
 360            );
 361            if let Some(entry) = summarize_thread {
 362                editor.insert_thread_summary(entry, window, cx);
 363            }
 364            editor
 365        });
 366
 367        let list_state = ListState::new(0, gpui::ListAlignment::Bottom, px(2048.0));
 368
 369        let entry_view_state = cx.new(|_| {
 370            EntryViewState::new(
 371                workspace.clone(),
 372                project.clone(),
 373                history_store.clone(),
 374                prompt_store.clone(),
 375                prompt_capabilities.clone(),
 376                available_commands.clone(),
 377                agent.name(),
 378            )
 379        });
 380
 381        let agent_server_store = project.read(cx).agent_server_store().clone();
 382        let subscriptions = [
 383            cx.observe_global_in::<SettingsStore>(window, Self::agent_ui_font_size_changed),
 384            cx.observe_global_in::<AgentFontSize>(window, Self::agent_ui_font_size_changed),
 385            cx.subscribe_in(&message_editor, window, Self::handle_message_editor_event),
 386            cx.subscribe_in(&entry_view_state, window, Self::handle_entry_view_event),
 387            cx.subscribe_in(
 388                &agent_server_store,
 389                window,
 390                Self::handle_agent_servers_updated,
 391            ),
 392        ];
 393
 394        let show_codex_windows_warning = crate::ExternalAgent::parse_built_in(agent.as_ref())
 395            == Some(crate::ExternalAgent::Codex);
 396
 397        Self {
 398            agent: agent.clone(),
 399            workspace: workspace.clone(),
 400            project: project.clone(),
 401            entry_view_state,
 402            thread_state: Self::initial_state(
 403                agent.clone(),
 404                resume_thread.clone(),
 405                workspace.clone(),
 406                project.clone(),
 407                window,
 408                cx,
 409            ),
 410            login: None,
 411            message_editor,
 412            model_selector: None,
 413            profile_selector: None,
 414
 415            notifications: Vec::new(),
 416            notification_subscriptions: HashMap::default(),
 417            list_state: list_state,
 418            thread_retry_status: None,
 419            thread_error: None,
 420            thread_error_markdown: None,
 421            thread_feedback: Default::default(),
 422            auth_task: None,
 423            expanded_tool_calls: HashSet::default(),
 424            expanded_thinking_blocks: HashSet::default(),
 425            editing_message: None,
 426            edits_expanded: false,
 427            plan_expanded: false,
 428            prompt_capabilities,
 429            available_commands,
 430            editor_expanded: false,
 431            should_be_following: false,
 432            history_store,
 433            hovered_recent_history_item: None,
 434            is_loading_contents: false,
 435            _subscriptions: subscriptions,
 436            _cancel_task: None,
 437            focus_handle: cx.focus_handle(),
 438            new_server_version_available: None,
 439            resume_thread_metadata: resume_thread,
 440            show_codex_windows_warning,
 441            in_flight_prompt: None,
 442        }
 443    }
 444
 445    fn reset(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 446        self.thread_state = Self::initial_state(
 447            self.agent.clone(),
 448            self.resume_thread_metadata.clone(),
 449            self.workspace.clone(),
 450            self.project.clone(),
 451            window,
 452            cx,
 453        );
 454        self.available_commands.replace(vec![]);
 455        self.new_server_version_available.take();
 456        cx.notify();
 457    }
 458
 459    fn initial_state(
 460        agent: Rc<dyn AgentServer>,
 461        resume_thread: Option<DbThreadMetadata>,
 462        workspace: WeakEntity<Workspace>,
 463        project: Entity<Project>,
 464        window: &mut Window,
 465        cx: &mut Context<Self>,
 466    ) -> ThreadState {
 467        if project.read(cx).is_via_collab()
 468            && agent.clone().downcast::<NativeAgentServer>().is_none()
 469        {
 470            return ThreadState::LoadError(LoadError::Other(
 471                "External agents are not yet supported in shared projects.".into(),
 472            ));
 473        }
 474        let mut worktrees = project.read(cx).visible_worktrees(cx).collect::<Vec<_>>();
 475        // Pick the first non-single-file worktree for the root directory if there are any,
 476        // and otherwise the parent of a single-file worktree, falling back to $HOME if there are no visible worktrees.
 477        worktrees.sort_by(|l, r| {
 478            l.read(cx)
 479                .is_single_file()
 480                .cmp(&r.read(cx).is_single_file())
 481        });
 482        let root_dir = worktrees
 483            .into_iter()
 484            .filter_map(|worktree| {
 485                if worktree.read(cx).is_single_file() {
 486                    Some(worktree.read(cx).abs_path().parent()?.into())
 487                } else {
 488                    Some(worktree.read(cx).abs_path())
 489                }
 490            })
 491            .next();
 492        let (status_tx, mut status_rx) = watch::channel("Loading…".into());
 493        let (new_version_available_tx, mut new_version_available_rx) = watch::channel(None);
 494        let delegate = AgentServerDelegate::new(
 495            project.read(cx).agent_server_store().clone(),
 496            project.clone(),
 497            Some(status_tx),
 498            Some(new_version_available_tx),
 499        );
 500
 501        let connect_task = agent.connect(root_dir.as_deref(), delegate, cx);
 502        let load_task = cx.spawn_in(window, async move |this, cx| {
 503            let connection = match connect_task.await {
 504                Ok((connection, login)) => {
 505                    this.update(cx, |this, _| this.login = login).ok();
 506                    connection
 507                }
 508                Err(err) => {
 509                    this.update_in(cx, |this, window, cx| {
 510                        if err.downcast_ref::<LoadError>().is_some() {
 511                            this.handle_load_error(err, window, cx);
 512                        } else {
 513                            this.handle_thread_error(err, cx);
 514                        }
 515                        cx.notify();
 516                    })
 517                    .log_err();
 518                    return;
 519                }
 520            };
 521
 522            let result = if let Some(native_agent) = connection
 523                .clone()
 524                .downcast::<agent::NativeAgentConnection>()
 525                && let Some(resume) = resume_thread.clone()
 526            {
 527                cx.update(|_, cx| {
 528                    native_agent
 529                        .0
 530                        .update(cx, |agent, cx| agent.open_thread(resume.id, cx))
 531                })
 532                .log_err()
 533            } else {
 534                let root_dir = root_dir.unwrap_or(paths::home_dir().as_path().into());
 535                cx.update(|_, cx| {
 536                    connection
 537                        .clone()
 538                        .new_thread(project.clone(), &root_dir, cx)
 539                })
 540                .log_err()
 541            };
 542
 543            let Some(result) = result else {
 544                return;
 545            };
 546
 547            let result = match result.await {
 548                Err(e) => match e.downcast::<acp_thread::AuthRequired>() {
 549                    Ok(err) => {
 550                        cx.update(|window, cx| {
 551                            Self::handle_auth_required(this, err, agent, connection, window, cx)
 552                        })
 553                        .log_err();
 554                        return;
 555                    }
 556                    Err(err) => Err(err),
 557                },
 558                Ok(thread) => Ok(thread),
 559            };
 560
 561            this.update_in(cx, |this, window, cx| {
 562                match result {
 563                    Ok(thread) => {
 564                        let action_log = thread.read(cx).action_log().clone();
 565
 566                        this.prompt_capabilities
 567                            .replace(thread.read(cx).prompt_capabilities());
 568
 569                        let count = thread.read(cx).entries().len();
 570                        this.entry_view_state.update(cx, |view_state, cx| {
 571                            for ix in 0..count {
 572                                view_state.sync_entry(ix, &thread, window, cx);
 573                            }
 574                            this.list_state.splice_focusable(
 575                                0..0,
 576                                (0..count).map(|ix| view_state.entry(ix)?.focus_handle(cx)),
 577                            );
 578                        });
 579
 580                        if let Some(resume) = resume_thread {
 581                            this.history_store.update(cx, |history, cx| {
 582                                history.push_recently_opened_entry(
 583                                    HistoryEntryId::AcpThread(resume.id),
 584                                    cx,
 585                                );
 586                            });
 587                        }
 588
 589                        AgentDiff::set_active_thread(&workspace, thread.clone(), window, cx);
 590
 591                        this.model_selector = thread
 592                            .read(cx)
 593                            .connection()
 594                            .model_selector(thread.read(cx).session_id())
 595                            .map(|selector| {
 596                                let agent_server = this.agent.clone();
 597                                let fs = this.project.read(cx).fs().clone();
 598                                cx.new(|cx| {
 599                                    AcpModelSelectorPopover::new(
 600                                        selector,
 601                                        agent_server,
 602                                        fs,
 603                                        PopoverMenuHandle::default(),
 604                                        this.focus_handle(cx),
 605                                        window,
 606                                        cx,
 607                                    )
 608                                })
 609                            });
 610
 611                        let mode_selector = thread
 612                            .read(cx)
 613                            .connection()
 614                            .session_modes(thread.read(cx).session_id(), cx)
 615                            .map(|session_modes| {
 616                                let fs = this.project.read(cx).fs().clone();
 617                                let focus_handle = this.focus_handle(cx);
 618                                cx.new(|_cx| {
 619                                    ModeSelector::new(
 620                                        session_modes,
 621                                        this.agent.clone(),
 622                                        fs,
 623                                        focus_handle,
 624                                    )
 625                                })
 626                            });
 627
 628                        let mut subscriptions = vec![
 629                            cx.subscribe_in(&thread, window, Self::handle_thread_event),
 630                            cx.observe(&action_log, |_, _, cx| cx.notify()),
 631                        ];
 632
 633                        let title_editor =
 634                            if thread.update(cx, |thread, cx| thread.can_set_title(cx)) {
 635                                let editor = cx.new(|cx| {
 636                                    let mut editor = Editor::single_line(window, cx);
 637                                    editor.set_text(thread.read(cx).title(), window, cx);
 638                                    editor
 639                                });
 640                                subscriptions.push(cx.subscribe_in(
 641                                    &editor,
 642                                    window,
 643                                    Self::handle_title_editor_event,
 644                                ));
 645                                Some(editor)
 646                            } else {
 647                                None
 648                            };
 649
 650                        this.thread_state = ThreadState::Ready {
 651                            thread,
 652                            title_editor,
 653                            mode_selector,
 654                            _subscriptions: subscriptions,
 655                        };
 656
 657                        this.profile_selector = this.as_native_thread(cx).map(|thread| {
 658                            cx.new(|cx| {
 659                                ProfileSelector::new(
 660                                    <dyn Fs>::global(cx),
 661                                    Arc::new(thread.clone()),
 662                                    this.focus_handle(cx),
 663                                    cx,
 664                                )
 665                            })
 666                        });
 667
 668                        this.message_editor.focus_handle(cx).focus(window);
 669
 670                        cx.notify();
 671                    }
 672                    Err(err) => {
 673                        this.handle_load_error(err, window, cx);
 674                    }
 675                };
 676            })
 677            .log_err();
 678        });
 679
 680        cx.spawn(async move |this, cx| {
 681            while let Ok(new_version) = new_version_available_rx.recv().await {
 682                if let Some(new_version) = new_version {
 683                    this.update(cx, |this, cx| {
 684                        this.new_server_version_available = Some(new_version.into());
 685                        cx.notify();
 686                    })
 687                    .log_err();
 688                }
 689            }
 690        })
 691        .detach();
 692
 693        let loading_view = cx.new(|cx| {
 694            let update_title_task = cx.spawn(async move |this, cx| {
 695                loop {
 696                    let status = status_rx.recv().await?;
 697                    this.update(cx, |this: &mut LoadingView, cx| {
 698                        this.title = status;
 699                        cx.notify();
 700                    })?;
 701                }
 702            });
 703
 704            LoadingView {
 705                title: "Loading…".into(),
 706                _load_task: load_task,
 707                _update_title_task: update_title_task,
 708            }
 709        });
 710
 711        ThreadState::Loading(loading_view)
 712    }
 713
 714    fn handle_auth_required(
 715        this: WeakEntity<Self>,
 716        err: AuthRequired,
 717        agent: Rc<dyn AgentServer>,
 718        connection: Rc<dyn AgentConnection>,
 719        window: &mut Window,
 720        cx: &mut App,
 721    ) {
 722        let agent_name = agent.name();
 723        let (configuration_view, subscription) = if let Some(provider_id) = err.provider_id {
 724            let registry = LanguageModelRegistry::global(cx);
 725
 726            let sub = window.subscribe(&registry, cx, {
 727                let provider_id = provider_id.clone();
 728                let this = this.clone();
 729                move |_, ev, window, cx| {
 730                    if let language_model::Event::ProviderStateChanged(updated_provider_id) = &ev
 731                        && &provider_id == updated_provider_id
 732                        && LanguageModelRegistry::global(cx)
 733                            .read(cx)
 734                            .provider(&provider_id)
 735                            .map_or(false, |provider| provider.is_authenticated(cx))
 736                    {
 737                        this.update(cx, |this, cx| {
 738                            this.reset(window, cx);
 739                        })
 740                        .ok();
 741                    }
 742                }
 743            });
 744
 745            let view = registry.read(cx).provider(&provider_id).map(|provider| {
 746                provider.configuration_view(
 747                    language_model::ConfigurationViewTargetAgent::Other(agent_name.clone()),
 748                    window,
 749                    cx,
 750                )
 751            });
 752
 753            (view, Some(sub))
 754        } else {
 755            (None, None)
 756        };
 757
 758        this.update(cx, |this, cx| {
 759            this.thread_state = ThreadState::Unauthenticated {
 760                pending_auth_method: None,
 761                connection,
 762                configuration_view,
 763                description: err
 764                    .description
 765                    .clone()
 766                    .map(|desc| cx.new(|cx| Markdown::new(desc.into(), None, None, cx))),
 767                _subscription: subscription,
 768            };
 769            if this.message_editor.focus_handle(cx).is_focused(window) {
 770                this.focus_handle.focus(window)
 771            }
 772            cx.notify();
 773        })
 774        .ok();
 775    }
 776
 777    fn handle_load_error(
 778        &mut self,
 779        err: anyhow::Error,
 780        window: &mut Window,
 781        cx: &mut Context<Self>,
 782    ) {
 783        if let Some(load_err) = err.downcast_ref::<LoadError>() {
 784            self.thread_state = ThreadState::LoadError(load_err.clone());
 785        } else {
 786            self.thread_state =
 787                ThreadState::LoadError(LoadError::Other(format!("{:#}", err).into()))
 788        }
 789        if self.message_editor.focus_handle(cx).is_focused(window) {
 790            self.focus_handle.focus(window)
 791        }
 792        cx.notify();
 793    }
 794
 795    fn handle_agent_servers_updated(
 796        &mut self,
 797        _agent_server_store: &Entity<project::AgentServerStore>,
 798        _event: &project::AgentServersUpdated,
 799        window: &mut Window,
 800        cx: &mut Context<Self>,
 801    ) {
 802        // If we're in a LoadError state OR have a thread_error set (which can happen
 803        // when agent.connect() fails during loading), retry loading the thread.
 804        // This handles the case where a thread is restored before authentication completes.
 805        let should_retry =
 806            matches!(&self.thread_state, ThreadState::LoadError(_)) || self.thread_error.is_some();
 807
 808        if should_retry {
 809            self.thread_error = None;
 810            self.thread_error_markdown = None;
 811            self.reset(window, cx);
 812        }
 813    }
 814
 815    pub fn workspace(&self) -> &WeakEntity<Workspace> {
 816        &self.workspace
 817    }
 818
 819    pub fn thread(&self) -> Option<&Entity<AcpThread>> {
 820        match &self.thread_state {
 821            ThreadState::Ready { thread, .. } => Some(thread),
 822            ThreadState::Unauthenticated { .. }
 823            | ThreadState::Loading { .. }
 824            | ThreadState::LoadError { .. } => None,
 825        }
 826    }
 827
 828    pub fn mode_selector(&self) -> Option<&Entity<ModeSelector>> {
 829        match &self.thread_state {
 830            ThreadState::Ready { mode_selector, .. } => mode_selector.as_ref(),
 831            ThreadState::Unauthenticated { .. }
 832            | ThreadState::Loading { .. }
 833            | ThreadState::LoadError { .. } => None,
 834        }
 835    }
 836
 837    pub fn title(&self, cx: &App) -> SharedString {
 838        match &self.thread_state {
 839            ThreadState::Ready { .. } | ThreadState::Unauthenticated { .. } => "New Thread".into(),
 840            ThreadState::Loading(loading_view) => loading_view.read(cx).title.clone(),
 841            ThreadState::LoadError(error) => match error {
 842                LoadError::Unsupported { .. } => format!("Upgrade {}", self.agent.name()).into(),
 843                LoadError::FailedToInstall(_) => {
 844                    format!("Failed to Install {}", self.agent.name()).into()
 845                }
 846                LoadError::Exited { .. } => format!("{} Exited", self.agent.name()).into(),
 847                LoadError::Other(_) => format!("Error Loading {}", self.agent.name()).into(),
 848            },
 849        }
 850    }
 851
 852    pub fn title_editor(&self) -> Option<Entity<Editor>> {
 853        if let ThreadState::Ready { title_editor, .. } = &self.thread_state {
 854            title_editor.clone()
 855        } else {
 856            None
 857        }
 858    }
 859
 860    pub fn cancel_generation(&mut self, cx: &mut Context<Self>) {
 861        self.thread_error.take();
 862        self.thread_retry_status.take();
 863
 864        if let Some(thread) = self.thread() {
 865            self._cancel_task = Some(thread.update(cx, |thread, cx| thread.cancel(cx)));
 866        }
 867    }
 868
 869    pub fn expand_message_editor(
 870        &mut self,
 871        _: &ExpandMessageEditor,
 872        _window: &mut Window,
 873        cx: &mut Context<Self>,
 874    ) {
 875        self.set_editor_is_expanded(!self.editor_expanded, cx);
 876        cx.stop_propagation();
 877        cx.notify();
 878    }
 879
 880    fn set_editor_is_expanded(&mut self, is_expanded: bool, cx: &mut Context<Self>) {
 881        self.editor_expanded = is_expanded;
 882        self.message_editor.update(cx, |editor, cx| {
 883            if is_expanded {
 884                editor.set_mode(
 885                    EditorMode::Full {
 886                        scale_ui_elements_with_buffer_font_size: false,
 887                        show_active_line_background: false,
 888                        sizing_behavior: SizingBehavior::ExcludeOverscrollMargin,
 889                    },
 890                    cx,
 891                )
 892            } else {
 893                let agent_settings = AgentSettings::get_global(cx);
 894                editor.set_mode(
 895                    EditorMode::AutoHeight {
 896                        min_lines: agent_settings.message_editor_min_lines,
 897                        max_lines: Some(agent_settings.set_message_editor_max_lines()),
 898                    },
 899                    cx,
 900                )
 901            }
 902        });
 903        cx.notify();
 904    }
 905
 906    pub fn handle_title_editor_event(
 907        &mut self,
 908        title_editor: &Entity<Editor>,
 909        event: &EditorEvent,
 910        window: &mut Window,
 911        cx: &mut Context<Self>,
 912    ) {
 913        let Some(thread) = self.thread() else { return };
 914
 915        match event {
 916            EditorEvent::BufferEdited => {
 917                let new_title = title_editor.read(cx).text(cx);
 918                thread.update(cx, |thread, cx| {
 919                    thread
 920                        .set_title(new_title.into(), cx)
 921                        .detach_and_log_err(cx);
 922                })
 923            }
 924            EditorEvent::Blurred => {
 925                if title_editor.read(cx).text(cx).is_empty() {
 926                    title_editor.update(cx, |editor, cx| {
 927                        editor.set_text("New Thread", window, cx);
 928                    });
 929                }
 930            }
 931            _ => {}
 932        }
 933    }
 934
 935    pub fn handle_message_editor_event(
 936        &mut self,
 937        _: &Entity<MessageEditor>,
 938        event: &MessageEditorEvent,
 939        window: &mut Window,
 940        cx: &mut Context<Self>,
 941    ) {
 942        match event {
 943            MessageEditorEvent::Send => self.send(window, cx),
 944            MessageEditorEvent::Cancel => self.cancel_generation(cx),
 945            MessageEditorEvent::Focus => {
 946                self.cancel_editing(&Default::default(), window, cx);
 947            }
 948            MessageEditorEvent::LostFocus => {}
 949        }
 950    }
 951
 952    pub fn handle_entry_view_event(
 953        &mut self,
 954        _: &Entity<EntryViewState>,
 955        event: &EntryViewEvent,
 956        window: &mut Window,
 957        cx: &mut Context<Self>,
 958    ) {
 959        match &event.view_event {
 960            ViewEvent::NewDiff(tool_call_id) => {
 961                if AgentSettings::get_global(cx).expand_edit_card {
 962                    self.expanded_tool_calls.insert(tool_call_id.clone());
 963                }
 964            }
 965            ViewEvent::NewTerminal(tool_call_id) => {
 966                if AgentSettings::get_global(cx).expand_terminal_card {
 967                    self.expanded_tool_calls.insert(tool_call_id.clone());
 968                }
 969            }
 970            ViewEvent::TerminalMovedToBackground(tool_call_id) => {
 971                self.expanded_tool_calls.remove(tool_call_id);
 972            }
 973            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::Focus) => {
 974                if let Some(thread) = self.thread()
 975                    && let Some(AgentThreadEntry::UserMessage(user_message)) =
 976                        thread.read(cx).entries().get(event.entry_index)
 977                    && user_message.id.is_some()
 978                {
 979                    self.editing_message = Some(event.entry_index);
 980                    cx.notify();
 981                }
 982            }
 983            ViewEvent::MessageEditorEvent(editor, MessageEditorEvent::LostFocus) => {
 984                if let Some(thread) = self.thread()
 985                    && let Some(AgentThreadEntry::UserMessage(user_message)) =
 986                        thread.read(cx).entries().get(event.entry_index)
 987                    && user_message.id.is_some()
 988                {
 989                    if editor.read(cx).text(cx).as_str() == user_message.content.to_markdown(cx) {
 990                        self.editing_message = None;
 991                        cx.notify();
 992                    }
 993                }
 994            }
 995            ViewEvent::MessageEditorEvent(editor, MessageEditorEvent::Send) => {
 996                self.regenerate(event.entry_index, editor.clone(), window, cx);
 997            }
 998            ViewEvent::MessageEditorEvent(_editor, MessageEditorEvent::Cancel) => {
 999                self.cancel_editing(&Default::default(), window, cx);
1000            }
1001        }
1002    }
1003
1004    pub fn is_loading(&self) -> bool {
1005        matches!(self.thread_state, ThreadState::Loading { .. })
1006    }
1007
1008    fn resume_chat(&mut self, cx: &mut Context<Self>) {
1009        self.thread_error.take();
1010        let Some(thread) = self.thread() else {
1011            return;
1012        };
1013        if !thread.read(cx).can_resume(cx) {
1014            return;
1015        }
1016
1017        let task = thread.update(cx, |thread, cx| thread.resume(cx));
1018        cx.spawn(async move |this, cx| {
1019            let result = task.await;
1020
1021            this.update(cx, |this, cx| {
1022                if let Err(err) = result {
1023                    this.handle_thread_error(err, cx);
1024                }
1025            })
1026        })
1027        .detach();
1028    }
1029
1030    fn send(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1031        let Some(thread) = self.thread() else { return };
1032
1033        if self.is_loading_contents {
1034            return;
1035        }
1036
1037        self.history_store.update(cx, |history, cx| {
1038            history.push_recently_opened_entry(
1039                HistoryEntryId::AcpThread(thread.read(cx).session_id().clone()),
1040                cx,
1041            );
1042        });
1043
1044        if thread.read(cx).status() != ThreadStatus::Idle {
1045            self.stop_current_and_send_new_message(window, cx);
1046            return;
1047        }
1048
1049        let text = self.message_editor.read(cx).text(cx);
1050        let text = text.trim();
1051        if text == "/login" || text == "/logout" {
1052            let ThreadState::Ready { thread, .. } = &self.thread_state else {
1053                return;
1054            };
1055
1056            let connection = thread.read(cx).connection().clone();
1057            let can_login = !connection.auth_methods().is_empty() || self.login.is_some();
1058            // Does the agent have a specific logout command? Prefer that in case they need to reset internal state.
1059            let logout_supported = text == "/logout"
1060                && self
1061                    .available_commands
1062                    .borrow()
1063                    .iter()
1064                    .any(|command| command.name == "logout");
1065            if can_login && !logout_supported {
1066                self.message_editor
1067                    .update(cx, |editor, cx| editor.clear(window, cx));
1068
1069                let this = cx.weak_entity();
1070                let agent = self.agent.clone();
1071                window.defer(cx, |window, cx| {
1072                    Self::handle_auth_required(
1073                        this,
1074                        AuthRequired {
1075                            description: None,
1076                            provider_id: None,
1077                        },
1078                        agent,
1079                        connection,
1080                        window,
1081                        cx,
1082                    );
1083                });
1084                cx.notify();
1085                return;
1086            }
1087        }
1088
1089        self.send_impl(self.message_editor.clone(), window, cx)
1090    }
1091
1092    fn stop_current_and_send_new_message(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1093        let Some(thread) = self.thread().cloned() else {
1094            return;
1095        };
1096
1097        let cancelled = thread.update(cx, |thread, cx| thread.cancel(cx));
1098
1099        cx.spawn_in(window, async move |this, cx| {
1100            cancelled.await;
1101
1102            this.update_in(cx, |this, window, cx| {
1103                this.send_impl(this.message_editor.clone(), window, cx);
1104            })
1105            .ok();
1106        })
1107        .detach();
1108    }
1109
1110    fn send_impl(
1111        &mut self,
1112        message_editor: Entity<MessageEditor>,
1113        window: &mut Window,
1114        cx: &mut Context<Self>,
1115    ) {
1116        let full_mention_content = self.as_native_thread(cx).is_some_and(|thread| {
1117            // Include full contents when using minimal profile
1118            let thread = thread.read(cx);
1119            AgentSettings::get_global(cx)
1120                .profiles
1121                .get(thread.profile())
1122                .is_some_and(|profile| profile.tools.is_empty())
1123        });
1124
1125        let contents = message_editor.update(cx, |message_editor, cx| {
1126            message_editor.contents(full_mention_content, cx)
1127        });
1128
1129        self.thread_error.take();
1130        self.editing_message.take();
1131        self.thread_feedback.clear();
1132
1133        let Some(thread) = self.thread() else {
1134            return;
1135        };
1136        let agent_telemetry_id = self.agent.telemetry_id();
1137        let session_id = thread.read(cx).session_id().clone();
1138        let thread = thread.downgrade();
1139        if self.should_be_following {
1140            self.workspace
1141                .update(cx, |workspace, cx| {
1142                    workspace.follow(CollaboratorId::Agent, window, cx);
1143                })
1144                .ok();
1145        }
1146
1147        self.is_loading_contents = true;
1148        let model_id = self.current_model_id(cx);
1149        let mode_id = self.current_mode_id(cx);
1150        let guard = cx.new(|_| ());
1151        cx.observe_release(&guard, |this, _guard, cx| {
1152            this.is_loading_contents = false;
1153            cx.notify();
1154        })
1155        .detach();
1156
1157        let task = cx.spawn_in(window, async move |this, cx| {
1158            let (contents, tracked_buffers) = contents.await?;
1159
1160            if contents.is_empty() {
1161                return Ok(());
1162            }
1163
1164            this.update_in(cx, |this, window, cx| {
1165                this.in_flight_prompt = Some(contents.clone());
1166                this.set_editor_is_expanded(false, cx);
1167                this.scroll_to_bottom(cx);
1168                this.message_editor.update(cx, |message_editor, cx| {
1169                    message_editor.clear(window, cx);
1170                });
1171            })?;
1172            let turn_start_time = Instant::now();
1173            let send = thread.update(cx, |thread, cx| {
1174                thread.action_log().update(cx, |action_log, cx| {
1175                    for buffer in tracked_buffers {
1176                        action_log.buffer_read(buffer, cx)
1177                    }
1178                });
1179                drop(guard);
1180
1181                telemetry::event!(
1182                    "Agent Message Sent",
1183                    agent = agent_telemetry_id,
1184                    session = session_id,
1185                    model = model_id,
1186                    mode = mode_id
1187                );
1188
1189                thread.send(contents, cx)
1190            })?;
1191            let res = send.await;
1192            let turn_time_ms = turn_start_time.elapsed().as_millis();
1193            let status = if res.is_ok() {
1194                this.update(cx, |this, _| this.in_flight_prompt.take()).ok();
1195                "success"
1196            } else {
1197                "failure"
1198            };
1199            telemetry::event!(
1200                "Agent Turn Completed",
1201                agent = agent_telemetry_id,
1202                session = session_id,
1203                model = model_id,
1204                mode = mode_id,
1205                status,
1206                turn_time_ms,
1207            );
1208            res
1209        });
1210
1211        cx.spawn(async move |this, cx| {
1212            if let Err(err) = task.await {
1213                this.update(cx, |this, cx| {
1214                    this.handle_thread_error(err, cx);
1215                })
1216                .ok();
1217            } else {
1218                this.update(cx, |this, cx| {
1219                    this.should_be_following = this
1220                        .workspace
1221                        .update(cx, |workspace, _| {
1222                            workspace.is_being_followed(CollaboratorId::Agent)
1223                        })
1224                        .unwrap_or_default();
1225                })
1226                .ok();
1227            }
1228        })
1229        .detach();
1230    }
1231
1232    fn cancel_editing(&mut self, _: &ClickEvent, window: &mut Window, cx: &mut Context<Self>) {
1233        let Some(thread) = self.thread().cloned() else {
1234            return;
1235        };
1236
1237        if let Some(index) = self.editing_message.take()
1238            && let Some(editor) = self
1239                .entry_view_state
1240                .read(cx)
1241                .entry(index)
1242                .and_then(|e| e.message_editor())
1243                .cloned()
1244        {
1245            editor.update(cx, |editor, cx| {
1246                if let Some(user_message) = thread
1247                    .read(cx)
1248                    .entries()
1249                    .get(index)
1250                    .and_then(|e| e.user_message())
1251                {
1252                    editor.set_message(user_message.chunks.clone(), window, cx);
1253                }
1254            })
1255        };
1256        self.focus_handle(cx).focus(window);
1257        cx.notify();
1258    }
1259
1260    fn regenerate(
1261        &mut self,
1262        entry_ix: usize,
1263        message_editor: Entity<MessageEditor>,
1264        window: &mut Window,
1265        cx: &mut Context<Self>,
1266    ) {
1267        let Some(thread) = self.thread().cloned() else {
1268            return;
1269        };
1270        if self.is_loading_contents {
1271            return;
1272        }
1273
1274        let Some(user_message_id) = thread.update(cx, |thread, _| {
1275            thread.entries().get(entry_ix)?.user_message()?.id.clone()
1276        }) else {
1277            return;
1278        };
1279
1280        cx.spawn_in(window, async move |this, cx| {
1281            // Check if there are any edits from prompts before the one being regenerated.
1282            //
1283            // If there are, we keep/accept them since we're not regenerating the prompt that created them.
1284            //
1285            // If editing the prompt that generated the edits, they are auto-rejected
1286            // through the `rewind` function in the `acp_thread`.
1287            let has_earlier_edits = thread.read_with(cx, |thread, _| {
1288                thread
1289                    .entries()
1290                    .iter()
1291                    .take(entry_ix)
1292                    .any(|entry| entry.diffs().next().is_some())
1293            })?;
1294
1295            if has_earlier_edits {
1296                thread.update(cx, |thread, cx| {
1297                    thread.action_log().update(cx, |action_log, cx| {
1298                        action_log.keep_all_edits(None, cx);
1299                    });
1300                })?;
1301            }
1302
1303            thread
1304                .update(cx, |thread, cx| thread.rewind(user_message_id, cx))?
1305                .await?;
1306            this.update_in(cx, |this, window, cx| {
1307                this.send_impl(message_editor, window, cx);
1308                this.focus_handle(cx).focus(window);
1309            })?;
1310            anyhow::Ok(())
1311        })
1312        .detach();
1313    }
1314
1315    fn open_edited_buffer(
1316        &mut self,
1317        buffer: &Entity<Buffer>,
1318        window: &mut Window,
1319        cx: &mut Context<Self>,
1320    ) {
1321        let Some(thread) = self.thread() else {
1322            return;
1323        };
1324
1325        let Some(diff) =
1326            AgentDiffPane::deploy(thread.clone(), self.workspace.clone(), window, cx).log_err()
1327        else {
1328            return;
1329        };
1330
1331        diff.update(cx, |diff, cx| {
1332            diff.move_to_path(PathKey::for_buffer(buffer, cx), window, cx)
1333        })
1334    }
1335
1336    fn handle_open_rules(&mut self, _: &ClickEvent, window: &mut Window, cx: &mut Context<Self>) {
1337        let Some(thread) = self.as_native_thread(cx) else {
1338            return;
1339        };
1340        let project_context = thread.read(cx).project_context().read(cx);
1341
1342        let project_entry_ids = project_context
1343            .worktrees
1344            .iter()
1345            .flat_map(|worktree| worktree.rules_file.as_ref())
1346            .map(|rules_file| ProjectEntryId::from_usize(rules_file.project_entry_id))
1347            .collect::<Vec<_>>();
1348
1349        self.workspace
1350            .update(cx, move |workspace, cx| {
1351                // TODO: Open a multibuffer instead? In some cases this doesn't make the set of rules
1352                // files clear. For example, if rules file 1 is already open but rules file 2 is not,
1353                // this would open and focus rules file 2 in a tab that is not next to rules file 1.
1354                let project = workspace.project().read(cx);
1355                let project_paths = project_entry_ids
1356                    .into_iter()
1357                    .flat_map(|entry_id| project.path_for_entry(entry_id, cx))
1358                    .collect::<Vec<_>>();
1359                for project_path in project_paths {
1360                    workspace
1361                        .open_path(project_path, None, true, window, cx)
1362                        .detach_and_log_err(cx);
1363                }
1364            })
1365            .ok();
1366    }
1367
1368    fn handle_thread_error(&mut self, error: anyhow::Error, cx: &mut Context<Self>) {
1369        self.thread_error = Some(ThreadError::from_err(error, &self.agent));
1370        cx.notify();
1371    }
1372
1373    fn clear_thread_error(&mut self, cx: &mut Context<Self>) {
1374        self.thread_error = None;
1375        self.thread_error_markdown = None;
1376        cx.notify();
1377    }
1378
1379    fn handle_thread_event(
1380        &mut self,
1381        thread: &Entity<AcpThread>,
1382        event: &AcpThreadEvent,
1383        window: &mut Window,
1384        cx: &mut Context<Self>,
1385    ) {
1386        match event {
1387            AcpThreadEvent::NewEntry => {
1388                let len = thread.read(cx).entries().len();
1389                let index = len - 1;
1390                self.entry_view_state.update(cx, |view_state, cx| {
1391                    view_state.sync_entry(index, thread, window, cx);
1392                    self.list_state.splice_focusable(
1393                        index..index,
1394                        [view_state
1395                            .entry(index)
1396                            .and_then(|entry| entry.focus_handle(cx))],
1397                    );
1398                });
1399            }
1400            AcpThreadEvent::EntryUpdated(index) => {
1401                self.entry_view_state.update(cx, |view_state, cx| {
1402                    view_state.sync_entry(*index, thread, window, cx)
1403                });
1404            }
1405            AcpThreadEvent::EntriesRemoved(range) => {
1406                self.entry_view_state
1407                    .update(cx, |view_state, _cx| view_state.remove(range.clone()));
1408                self.list_state.splice(range.clone(), 0);
1409            }
1410            AcpThreadEvent::ToolAuthorizationRequired => {
1411                self.notify_with_sound("Waiting for tool confirmation", IconName::Info, window, cx);
1412            }
1413            AcpThreadEvent::Retry(retry) => {
1414                self.thread_retry_status = Some(retry.clone());
1415            }
1416            AcpThreadEvent::Stopped => {
1417                self.thread_retry_status.take();
1418                let used_tools = thread.read(cx).used_tools_since_last_user_message();
1419                self.notify_with_sound(
1420                    if used_tools {
1421                        "Finished running tools"
1422                    } else {
1423                        "New message"
1424                    },
1425                    IconName::ZedAssistant,
1426                    window,
1427                    cx,
1428                );
1429            }
1430            AcpThreadEvent::Refusal => {
1431                self.thread_retry_status.take();
1432                self.thread_error = Some(ThreadError::Refusal);
1433                let model_or_agent_name = self.current_model_name(cx);
1434                let notification_message =
1435                    format!("{} refused to respond to this request", model_or_agent_name);
1436                self.notify_with_sound(&notification_message, IconName::Warning, window, cx);
1437            }
1438            AcpThreadEvent::Error => {
1439                self.thread_retry_status.take();
1440                self.notify_with_sound(
1441                    "Agent stopped due to an error",
1442                    IconName::Warning,
1443                    window,
1444                    cx,
1445                );
1446            }
1447            AcpThreadEvent::LoadError(error) => {
1448                self.thread_retry_status.take();
1449                self.thread_state = ThreadState::LoadError(error.clone());
1450                if self.message_editor.focus_handle(cx).is_focused(window) {
1451                    self.focus_handle.focus(window)
1452                }
1453            }
1454            AcpThreadEvent::TitleUpdated => {
1455                let title = thread.read(cx).title();
1456                if let Some(title_editor) = self.title_editor() {
1457                    title_editor.update(cx, |editor, cx| {
1458                        if editor.text(cx) != title {
1459                            editor.set_text(title, window, cx);
1460                        }
1461                    });
1462                }
1463            }
1464            AcpThreadEvent::PromptCapabilitiesUpdated => {
1465                self.prompt_capabilities
1466                    .replace(thread.read(cx).prompt_capabilities());
1467            }
1468            AcpThreadEvent::TokenUsageUpdated => {}
1469            AcpThreadEvent::AvailableCommandsUpdated(available_commands) => {
1470                let mut available_commands = available_commands.clone();
1471
1472                if thread
1473                    .read(cx)
1474                    .connection()
1475                    .auth_methods()
1476                    .iter()
1477                    .any(|method| method.id.0.as_ref() == "claude-login")
1478                {
1479                    available_commands.push(acp::AvailableCommand {
1480                        name: "login".to_owned(),
1481                        description: "Authenticate".to_owned(),
1482                        input: None,
1483                        meta: None,
1484                    });
1485                    available_commands.push(acp::AvailableCommand {
1486                        name: "logout".to_owned(),
1487                        description: "Authenticate".to_owned(),
1488                        input: None,
1489                        meta: None,
1490                    });
1491                }
1492
1493                let has_commands = !available_commands.is_empty();
1494                self.available_commands.replace(available_commands);
1495
1496                let new_placeholder = placeholder_text(self.agent.name().as_ref(), has_commands);
1497
1498                self.message_editor.update(cx, |editor, cx| {
1499                    editor.set_placeholder_text(&new_placeholder, window, cx);
1500                });
1501            }
1502            AcpThreadEvent::ModeUpdated(_mode) => {
1503                // The connection keeps track of the mode
1504                cx.notify();
1505            }
1506        }
1507        cx.notify();
1508    }
1509
1510    fn authenticate(
1511        &mut self,
1512        method: acp::AuthMethodId,
1513        window: &mut Window,
1514        cx: &mut Context<Self>,
1515    ) {
1516        let ThreadState::Unauthenticated {
1517            connection,
1518            pending_auth_method,
1519            configuration_view,
1520            ..
1521        } = &mut self.thread_state
1522        else {
1523            return;
1524        };
1525
1526        // Check for the experimental "terminal-auth" _meta field
1527        let auth_method = connection.auth_methods().iter().find(|m| m.id == method);
1528
1529        if let Some(auth_method) = auth_method {
1530            if let Some(meta) = &auth_method.meta {
1531                if let Some(terminal_auth) = meta.get("terminal-auth") {
1532                    // Extract terminal auth details from meta
1533                    if let (Some(command), Some(label)) = (
1534                        terminal_auth.get("command").and_then(|v| v.as_str()),
1535                        terminal_auth.get("label").and_then(|v| v.as_str()),
1536                    ) {
1537                        let args = terminal_auth
1538                            .get("args")
1539                            .and_then(|v| v.as_array())
1540                            .map(|arr| {
1541                                arr.iter()
1542                                    .filter_map(|v| v.as_str().map(String::from))
1543                                    .collect()
1544                            })
1545                            .unwrap_or_default();
1546
1547                        let env = terminal_auth
1548                            .get("env")
1549                            .and_then(|v| v.as_object())
1550                            .map(|obj| {
1551                                obj.iter()
1552                                    .filter_map(|(k, v)| {
1553                                        v.as_str().map(|val| (k.clone(), val.to_string()))
1554                                    })
1555                                    .collect::<HashMap<String, String>>()
1556                            })
1557                            .unwrap_or_default();
1558
1559                        // Run SpawnInTerminal in the same dir as the ACP server
1560                        let cwd = connection
1561                            .clone()
1562                            .downcast::<agent_servers::AcpConnection>()
1563                            .map(|acp_conn| acp_conn.root_dir().to_path_buf());
1564
1565                        // Build SpawnInTerminal from _meta
1566                        let login = task::SpawnInTerminal {
1567                            id: task::TaskId(format!("external-agent-{}-login", label)),
1568                            full_label: label.to_string(),
1569                            label: label.to_string(),
1570                            command: Some(command.to_string()),
1571                            args,
1572                            command_label: label.to_string(),
1573                            cwd,
1574                            env,
1575                            use_new_terminal: true,
1576                            allow_concurrent_runs: true,
1577                            hide: task::HideStrategy::Always,
1578                            ..Default::default()
1579                        };
1580
1581                        self.thread_error.take();
1582                        configuration_view.take();
1583                        pending_auth_method.replace(method.clone());
1584
1585                        if let Some(workspace) = self.workspace.upgrade() {
1586                            let project = self.project.clone();
1587                            let authenticate = Self::spawn_external_agent_login(
1588                                login, workspace, project, false, true, window, cx,
1589                            );
1590                            cx.notify();
1591                            self.auth_task = Some(cx.spawn_in(window, {
1592                                let agent = self.agent.clone();
1593                                async move |this, cx| {
1594                                    let result = authenticate.await;
1595
1596                                    match &result {
1597                                        Ok(_) => telemetry::event!(
1598                                            "Authenticate Agent Succeeded",
1599                                            agent = agent.telemetry_id()
1600                                        ),
1601                                        Err(_) => {
1602                                            telemetry::event!(
1603                                                "Authenticate Agent Failed",
1604                                                agent = agent.telemetry_id(),
1605                                            )
1606                                        }
1607                                    }
1608
1609                                    this.update_in(cx, |this, window, cx| {
1610                                        if let Err(err) = result {
1611                                            if let ThreadState::Unauthenticated {
1612                                                pending_auth_method,
1613                                                ..
1614                                            } = &mut this.thread_state
1615                                            {
1616                                                pending_auth_method.take();
1617                                            }
1618                                            this.handle_thread_error(err, cx);
1619                                        } else {
1620                                            this.reset(window, cx);
1621                                        }
1622                                        this.auth_task.take()
1623                                    })
1624                                    .ok();
1625                                }
1626                            }));
1627                        }
1628                        return;
1629                    }
1630                }
1631            }
1632        }
1633
1634        if method.0.as_ref() == "gemini-api-key" {
1635            let registry = LanguageModelRegistry::global(cx);
1636            let provider = registry
1637                .read(cx)
1638                .provider(&language_model::GOOGLE_PROVIDER_ID)
1639                .unwrap();
1640            if !provider.is_authenticated(cx) {
1641                let this = cx.weak_entity();
1642                let agent = self.agent.clone();
1643                let connection = connection.clone();
1644                window.defer(cx, |window, cx| {
1645                    Self::handle_auth_required(
1646                        this,
1647                        AuthRequired {
1648                            description: Some("GEMINI_API_KEY must be set".to_owned()),
1649                            provider_id: Some(language_model::GOOGLE_PROVIDER_ID),
1650                        },
1651                        agent,
1652                        connection,
1653                        window,
1654                        cx,
1655                    );
1656                });
1657                return;
1658            }
1659        } else if method.0.as_ref() == "anthropic-api-key" {
1660            let registry = LanguageModelRegistry::global(cx);
1661            let provider = registry
1662                .read(cx)
1663                .provider(&language_model::ANTHROPIC_PROVIDER_ID)
1664                .unwrap();
1665            let this = cx.weak_entity();
1666            let agent = self.agent.clone();
1667            let connection = connection.clone();
1668            window.defer(cx, move |window, cx| {
1669                if !provider.is_authenticated(cx) {
1670                    Self::handle_auth_required(
1671                        this,
1672                        AuthRequired {
1673                            description: Some("ANTHROPIC_API_KEY must be set".to_owned()),
1674                            provider_id: Some(language_model::ANTHROPIC_PROVIDER_ID),
1675                        },
1676                        agent,
1677                        connection,
1678                        window,
1679                        cx,
1680                    );
1681                } else {
1682                    this.update(cx, |this, cx| {
1683                        this.thread_state = Self::initial_state(
1684                            agent,
1685                            None,
1686                            this.workspace.clone(),
1687                            this.project.clone(),
1688                            window,
1689                            cx,
1690                        )
1691                    })
1692                    .ok();
1693                }
1694            });
1695            return;
1696        } else if method.0.as_ref() == "vertex-ai"
1697            && std::env::var("GOOGLE_API_KEY").is_err()
1698            && (std::env::var("GOOGLE_CLOUD_PROJECT").is_err()
1699                || (std::env::var("GOOGLE_CLOUD_PROJECT").is_err()))
1700        {
1701            let this = cx.weak_entity();
1702            let agent = self.agent.clone();
1703            let connection = connection.clone();
1704
1705            window.defer(cx, |window, cx| {
1706                    Self::handle_auth_required(
1707                        this,
1708                        AuthRequired {
1709                            description: Some(
1710                                "GOOGLE_API_KEY must be set in the environment to use Vertex AI authentication for Gemini CLI. Please export it and restart Zed."
1711                                    .to_owned(),
1712                            ),
1713                            provider_id: None,
1714                        },
1715                        agent,
1716                        connection,
1717                        window,
1718                        cx,
1719                    )
1720                });
1721            return;
1722        }
1723
1724        self.thread_error.take();
1725        configuration_view.take();
1726        pending_auth_method.replace(method.clone());
1727        let authenticate = if (method.0.as_ref() == "claude-login"
1728            || method.0.as_ref() == "spawn-gemini-cli")
1729            && let Some(login) = self.login.clone()
1730        {
1731            if let Some(workspace) = self.workspace.upgrade() {
1732                let project = self.project.clone();
1733                Self::spawn_external_agent_login(
1734                    login, workspace, project, false, false, window, cx,
1735                )
1736            } else {
1737                Task::ready(Ok(()))
1738            }
1739        } else {
1740            connection.authenticate(method, cx)
1741        };
1742        cx.notify();
1743        self.auth_task =
1744            Some(cx.spawn_in(window, {
1745                let agent = self.agent.clone();
1746                async move |this, cx| {
1747                    let result = authenticate.await;
1748
1749                    match &result {
1750                        Ok(_) => telemetry::event!(
1751                            "Authenticate Agent Succeeded",
1752                            agent = agent.telemetry_id()
1753                        ),
1754                        Err(_) => {
1755                            telemetry::event!(
1756                                "Authenticate Agent Failed",
1757                                agent = agent.telemetry_id(),
1758                            )
1759                        }
1760                    }
1761
1762                    this.update_in(cx, |this, window, cx| {
1763                        if let Err(err) = result {
1764                            if let ThreadState::Unauthenticated {
1765                                pending_auth_method,
1766                                ..
1767                            } = &mut this.thread_state
1768                            {
1769                                pending_auth_method.take();
1770                            }
1771                            this.handle_thread_error(err, cx);
1772                        } else {
1773                            this.reset(window, cx);
1774                        }
1775                        this.auth_task.take()
1776                    })
1777                    .ok();
1778                }
1779            }));
1780    }
1781
1782    fn spawn_external_agent_login(
1783        login: task::SpawnInTerminal,
1784        workspace: Entity<Workspace>,
1785        project: Entity<Project>,
1786        previous_attempt: bool,
1787        check_exit_code: bool,
1788        window: &mut Window,
1789        cx: &mut App,
1790    ) -> Task<Result<()>> {
1791        let Some(terminal_panel) = workspace.read(cx).panel::<TerminalPanel>(cx) else {
1792            return Task::ready(Ok(()));
1793        };
1794
1795        window.spawn(cx, async move |cx| {
1796            let mut task = login.clone();
1797            if let Some(cmd) = &task.command {
1798                // Have "node" command use Zed's managed Node runtime by default
1799                if cmd == "node" {
1800                    let resolved_node_runtime = project
1801                        .update(cx, |project, cx| {
1802                            let agent_server_store = project.agent_server_store().clone();
1803                            agent_server_store.update(cx, |store, cx| {
1804                                store.node_runtime().map(|node_runtime| {
1805                                    cx.background_spawn(async move {
1806                                        node_runtime.binary_path().await
1807                                    })
1808                                })
1809                            })
1810                        });
1811
1812                    if let Ok(Some(resolve_task)) = resolved_node_runtime {
1813                        if let Ok(node_path) = resolve_task.await {
1814                            task.command = Some(node_path.to_string_lossy().to_string());
1815                        }
1816                    }
1817                }
1818            }
1819            task.shell = task::Shell::WithArguments {
1820                program: task.command.take().expect("login command should be set"),
1821                args: std::mem::take(&mut task.args),
1822                title_override: None
1823            };
1824            task.full_label = task.label.clone();
1825            task.id = task::TaskId(format!("external-agent-{}-login", task.label));
1826            task.command_label = task.label.clone();
1827            task.use_new_terminal = true;
1828            task.allow_concurrent_runs = true;
1829            task.hide = task::HideStrategy::Always;
1830
1831            let terminal = terminal_panel.update_in(cx, |terminal_panel, window, cx| {
1832                terminal_panel.spawn_task(&task, window, cx)
1833            })?;
1834
1835            let terminal = terminal.await?;
1836
1837            if check_exit_code {
1838                // For extension-based auth, wait for the process to exit and check exit code
1839                let exit_status = terminal
1840                    .read_with(cx, |terminal, cx| terminal.wait_for_completed_task(cx))?
1841                    .await;
1842
1843                match exit_status {
1844                    Some(status) if status.success() => {
1845                        Ok(())
1846                    }
1847                    Some(status) => {
1848                        Err(anyhow!("Login command failed with exit code: {:?}", status.code()))
1849                    }
1850                    None => {
1851                        Err(anyhow!("Login command terminated without exit status"))
1852                    }
1853                }
1854            } else {
1855                // For hardcoded agents (claude-login, gemini-cli): look for specific output
1856                let mut exit_status = terminal
1857                    .read_with(cx, |terminal, cx| terminal.wait_for_completed_task(cx))?
1858                    .fuse();
1859
1860                let logged_in = cx
1861                    .spawn({
1862                        let terminal = terminal.clone();
1863                        async move |cx| {
1864                            loop {
1865                                cx.background_executor().timer(Duration::from_secs(1)).await;
1866                                let content =
1867                                    terminal.update(cx, |terminal, _cx| terminal.get_content())?;
1868                                if content.contains("Login successful")
1869                                    || content.contains("Type your message")
1870                                {
1871                                    return anyhow::Ok(());
1872                                }
1873                            }
1874                        }
1875                    })
1876                    .fuse();
1877                futures::pin_mut!(logged_in);
1878                futures::select_biased! {
1879                    result = logged_in => {
1880                        if let Err(e) = result {
1881                            log::error!("{e}");
1882                            return Err(anyhow!("exited before logging in"));
1883                        }
1884                    }
1885                    _ = exit_status => {
1886                        if !previous_attempt && project.read_with(cx, |project, _| project.is_via_remote_server())? && login.label.contains("gemini") {
1887                            return cx.update(|window, cx| Self::spawn_external_agent_login(login, workspace, project.clone(), true, false, window, cx))?.await
1888                        }
1889                        return Err(anyhow!("exited before logging in"));
1890                    }
1891                }
1892                terminal.update(cx, |terminal, _| terminal.kill_active_task())?;
1893                Ok(())
1894            }
1895        })
1896    }
1897
1898    fn authorize_tool_call(
1899        &mut self,
1900        tool_call_id: acp::ToolCallId,
1901        option_id: acp::PermissionOptionId,
1902        option_kind: acp::PermissionOptionKind,
1903        window: &mut Window,
1904        cx: &mut Context<Self>,
1905    ) {
1906        let Some(thread) = self.thread() else {
1907            return;
1908        };
1909
1910        telemetry::event!(
1911            "Agent Tool Call Authorized",
1912            agent = self.agent.telemetry_id(),
1913            session = thread.read(cx).session_id(),
1914            option = option_kind
1915        );
1916
1917        thread.update(cx, |thread, cx| {
1918            thread.authorize_tool_call(tool_call_id, option_id, option_kind, cx);
1919        });
1920        if self.should_be_following {
1921            self.workspace
1922                .update(cx, |workspace, cx| {
1923                    workspace.follow(CollaboratorId::Agent, window, cx);
1924                })
1925                .ok();
1926        }
1927        cx.notify();
1928    }
1929
1930    fn restore_checkpoint(&mut self, message_id: &UserMessageId, cx: &mut Context<Self>) {
1931        let Some(thread) = self.thread() else {
1932            return;
1933        };
1934
1935        thread
1936            .update(cx, |thread, cx| {
1937                thread.restore_checkpoint(message_id.clone(), cx)
1938            })
1939            .detach_and_log_err(cx);
1940    }
1941
1942    fn render_entry(
1943        &self,
1944        entry_ix: usize,
1945        total_entries: usize,
1946        entry: &AgentThreadEntry,
1947        window: &mut Window,
1948        cx: &Context<Self>,
1949    ) -> AnyElement {
1950        let primary = match &entry {
1951            AgentThreadEntry::UserMessage(message) => {
1952                let Some(editor) = self
1953                    .entry_view_state
1954                    .read(cx)
1955                    .entry(entry_ix)
1956                    .and_then(|entry| entry.message_editor())
1957                    .cloned()
1958                else {
1959                    return Empty.into_any_element();
1960                };
1961
1962                let editing = self.editing_message == Some(entry_ix);
1963                let editor_focus = editor.focus_handle(cx).is_focused(window);
1964                let focus_border = cx.theme().colors().border_focused;
1965
1966                let rules_item = if entry_ix == 0 {
1967                    self.render_rules_item(cx)
1968                } else {
1969                    None
1970                };
1971
1972                let has_checkpoint_button = message
1973                    .checkpoint
1974                    .as_ref()
1975                    .is_some_and(|checkpoint| checkpoint.show);
1976
1977                let agent_name = self.agent.name();
1978
1979                v_flex()
1980                    .id(("user_message", entry_ix))
1981                    .map(|this| {
1982                        if entry_ix == 0 && !has_checkpoint_button && rules_item.is_none()  {
1983                            this.pt(rems_from_px(18.))
1984                        } else if rules_item.is_some() {
1985                            this.pt_3()
1986                        } else {
1987                            this.pt_2()
1988                        }
1989                    })
1990                    .pb_3()
1991                    .px_2()
1992                    .gap_1p5()
1993                    .w_full()
1994                    .children(rules_item)
1995                    .children(message.id.clone().and_then(|message_id| {
1996                        message.checkpoint.as_ref()?.show.then(|| {
1997                            h_flex()
1998                                .px_3()
1999                                .gap_2()
2000                                .child(Divider::horizontal())
2001                                .child(
2002                                    Button::new("restore-checkpoint", "Restore Checkpoint")
2003                                        .icon(IconName::Undo)
2004                                        .icon_size(IconSize::XSmall)
2005                                        .icon_position(IconPosition::Start)
2006                                        .label_size(LabelSize::XSmall)
2007                                        .icon_color(Color::Muted)
2008                                        .color(Color::Muted)
2009                                        .tooltip(Tooltip::text("Restores all files in the project to the content they had at this point in the conversation."))
2010                                        .on_click(cx.listener(move |this, _, _window, cx| {
2011                                            this.restore_checkpoint(&message_id, cx);
2012                                        }))
2013                                )
2014                                .child(Divider::horizontal())
2015                        })
2016                    }))
2017                    .child(
2018                        div()
2019                            .relative()
2020                            .child(
2021                                div()
2022                                    .py_3()
2023                                    .px_2()
2024                                    .rounded_md()
2025                                    .shadow_md()
2026                                    .bg(cx.theme().colors().editor_background)
2027                                    .border_1()
2028                                    .when(editing && !editor_focus, |this| this.border_dashed())
2029                                    .border_color(cx.theme().colors().border)
2030                                    .map(|this|{
2031                                        if editing && editor_focus {
2032                                            this.border_color(focus_border)
2033                                        } else if message.id.is_some() {
2034                                            this.hover(|s| s.border_color(focus_border.opacity(0.8)))
2035                                        } else {
2036                                            this
2037                                        }
2038                                    })
2039                                    .text_xs()
2040                                    .child(editor.clone().into_any_element()),
2041                            )
2042                            .when(editor_focus, |this| {
2043                                let base_container = h_flex()
2044                                    .absolute()
2045                                    .top_neg_3p5()
2046                                    .right_3()
2047                                    .gap_1()
2048                                    .rounded_sm()
2049                                    .border_1()
2050                                    .border_color(cx.theme().colors().border)
2051                                    .bg(cx.theme().colors().editor_background)
2052                                    .overflow_hidden();
2053
2054                                if message.id.is_some() {
2055                                    this.child(
2056                                        base_container
2057                                            .child(
2058                                                IconButton::new("cancel", IconName::Close)
2059                                                    .disabled(self.is_loading_contents)
2060                                                    .icon_color(Color::Error)
2061                                                    .icon_size(IconSize::XSmall)
2062                                                    .on_click(cx.listener(Self::cancel_editing))
2063                                            )
2064                                            .child(
2065                                                if self.is_loading_contents {
2066                                                    div()
2067                                                        .id("loading-edited-message-content")
2068                                                        .tooltip(Tooltip::text("Loading Added Context…"))
2069                                                        .child(loading_contents_spinner(IconSize::XSmall))
2070                                                        .into_any_element()
2071                                                } else {
2072                                                    IconButton::new("regenerate", IconName::Return)
2073                                                        .icon_color(Color::Muted)
2074                                                        .icon_size(IconSize::XSmall)
2075                                                        .tooltip(Tooltip::text(
2076                                                            "Editing will restart the thread from this point."
2077                                                        ))
2078                                                        .on_click(cx.listener({
2079                                                            let editor = editor.clone();
2080                                                            move |this, _, window, cx| {
2081                                                                this.regenerate(
2082                                                                    entry_ix, editor.clone(), window, cx,
2083                                                                );
2084                                                            }
2085                                                        })).into_any_element()
2086                                                }
2087                                            )
2088                                    )
2089                                } else {
2090                                    this.child(
2091                                        base_container
2092                                            .border_dashed()
2093                                            .child(
2094                                                IconButton::new("editing_unavailable", IconName::PencilUnavailable)
2095                                                    .icon_size(IconSize::Small)
2096                                                    .icon_color(Color::Muted)
2097                                                    .style(ButtonStyle::Transparent)
2098                                                    .tooltip(move |_window, cx| {
2099                                                        cx.new(|_| UnavailableEditingTooltip::new(agent_name.clone()))
2100                                                            .into()
2101                                                    })
2102                                            )
2103                                    )
2104                                }
2105                            }),
2106                    )
2107                    .into_any()
2108            }
2109            AgentThreadEntry::AssistantMessage(AssistantMessage { chunks }) => {
2110                let is_last = entry_ix + 1 == total_entries;
2111
2112                let style = default_markdown_style(false, false, window, cx);
2113                let message_body = v_flex()
2114                    .w_full()
2115                    .gap_3()
2116                    .children(chunks.iter().enumerate().filter_map(
2117                        |(chunk_ix, chunk)| match chunk {
2118                            AssistantMessageChunk::Message { block } => {
2119                                block.markdown().map(|md| {
2120                                    self.render_markdown(md.clone(), style.clone())
2121                                        .into_any_element()
2122                                })
2123                            }
2124                            AssistantMessageChunk::Thought { block } => {
2125                                block.markdown().map(|md| {
2126                                    self.render_thinking_block(
2127                                        entry_ix,
2128                                        chunk_ix,
2129                                        md.clone(),
2130                                        window,
2131                                        cx,
2132                                    )
2133                                    .into_any_element()
2134                                })
2135                            }
2136                        },
2137                    ))
2138                    .into_any();
2139
2140                v_flex()
2141                    .px_5()
2142                    .py_1p5()
2143                    .when(is_last, |this| this.pb_4())
2144                    .w_full()
2145                    .text_ui(cx)
2146                    .child(message_body)
2147                    .into_any()
2148            }
2149            AgentThreadEntry::ToolCall(tool_call) => {
2150                let has_terminals = tool_call.terminals().next().is_some();
2151
2152                div().w_full().map(|this| {
2153                    if has_terminals {
2154                        this.children(tool_call.terminals().map(|terminal| {
2155                            self.render_terminal_tool_call(
2156                                entry_ix, terminal, tool_call, window, cx,
2157                            )
2158                        }))
2159                    } else {
2160                        this.child(self.render_tool_call(entry_ix, tool_call, window, cx))
2161                    }
2162                })
2163            }
2164            .into_any(),
2165        };
2166
2167        let needs_confirmation = if let AgentThreadEntry::ToolCall(tool_call) = entry {
2168            matches!(
2169                tool_call.status,
2170                ToolCallStatus::WaitingForConfirmation { .. }
2171            )
2172        } else {
2173            false
2174        };
2175
2176        let Some(thread) = self.thread() else {
2177            return primary;
2178        };
2179
2180        let primary = if entry_ix == total_entries - 1 {
2181            v_flex()
2182                .w_full()
2183                .child(primary)
2184                .map(|this| {
2185                    if needs_confirmation {
2186                        this.child(self.render_generating(true))
2187                    } else {
2188                        this.child(self.render_thread_controls(&thread, cx))
2189                    }
2190                })
2191                .when_some(
2192                    self.thread_feedback.comments_editor.clone(),
2193                    |this, editor| this.child(Self::render_feedback_feedback_editor(editor, cx)),
2194                )
2195                .into_any_element()
2196        } else {
2197            primary
2198        };
2199
2200        if let Some(editing_index) = self.editing_message.as_ref()
2201            && *editing_index < entry_ix
2202        {
2203            let backdrop = div()
2204                .id(("backdrop", entry_ix))
2205                .size_full()
2206                .absolute()
2207                .inset_0()
2208                .bg(cx.theme().colors().panel_background)
2209                .opacity(0.8)
2210                .block_mouse_except_scroll()
2211                .on_click(cx.listener(Self::cancel_editing));
2212
2213            div()
2214                .relative()
2215                .child(primary)
2216                .child(backdrop)
2217                .into_any_element()
2218        } else {
2219            primary
2220        }
2221    }
2222
2223    fn tool_card_header_bg(&self, cx: &Context<Self>) -> Hsla {
2224        cx.theme()
2225            .colors()
2226            .element_background
2227            .blend(cx.theme().colors().editor_foreground.opacity(0.025))
2228    }
2229
2230    fn tool_card_border_color(&self, cx: &Context<Self>) -> Hsla {
2231        cx.theme().colors().border.opacity(0.8)
2232    }
2233
2234    fn tool_name_font_size(&self) -> Rems {
2235        rems_from_px(13.)
2236    }
2237
2238    fn render_thinking_block(
2239        &self,
2240        entry_ix: usize,
2241        chunk_ix: usize,
2242        chunk: Entity<Markdown>,
2243        window: &Window,
2244        cx: &Context<Self>,
2245    ) -> AnyElement {
2246        let header_id = SharedString::from(format!("thinking-block-header-{}", entry_ix));
2247        let card_header_id = SharedString::from("inner-card-header");
2248
2249        let key = (entry_ix, chunk_ix);
2250
2251        let is_open = self.expanded_thinking_blocks.contains(&key);
2252
2253        let scroll_handle = self
2254            .entry_view_state
2255            .read(cx)
2256            .entry(entry_ix)
2257            .and_then(|entry| entry.scroll_handle_for_assistant_message_chunk(chunk_ix));
2258
2259        let thinking_content = {
2260            div()
2261                .id(("thinking-content", chunk_ix))
2262                .when_some(scroll_handle, |this, scroll_handle| {
2263                    this.track_scroll(&scroll_handle)
2264                })
2265                .text_ui_sm(cx)
2266                .overflow_hidden()
2267                .child(
2268                    self.render_markdown(chunk, default_markdown_style(false, false, window, cx)),
2269                )
2270        };
2271
2272        v_flex()
2273            .gap_1()
2274            .child(
2275                h_flex()
2276                    .id(header_id)
2277                    .group(&card_header_id)
2278                    .relative()
2279                    .w_full()
2280                    .pr_1()
2281                    .justify_between()
2282                    .child(
2283                        h_flex()
2284                            .h(window.line_height() - px(2.))
2285                            .gap_1p5()
2286                            .overflow_hidden()
2287                            .child(
2288                                Icon::new(IconName::ToolThink)
2289                                    .size(IconSize::Small)
2290                                    .color(Color::Muted),
2291                            )
2292                            .child(
2293                                div()
2294                                    .text_size(self.tool_name_font_size())
2295                                    .text_color(cx.theme().colors().text_muted)
2296                                    .child("Thinking"),
2297                            ),
2298                    )
2299                    .child(
2300                        Disclosure::new(("expand", entry_ix), is_open)
2301                            .opened_icon(IconName::ChevronUp)
2302                            .closed_icon(IconName::ChevronDown)
2303                            .visible_on_hover(&card_header_id)
2304                            .on_click(cx.listener({
2305                                move |this, _event, _window, cx| {
2306                                    if is_open {
2307                                        this.expanded_thinking_blocks.remove(&key);
2308                                    } else {
2309                                        this.expanded_thinking_blocks.insert(key);
2310                                    }
2311                                    cx.notify();
2312                                }
2313                            })),
2314                    )
2315                    .on_click(cx.listener({
2316                        move |this, _event, _window, cx| {
2317                            if is_open {
2318                                this.expanded_thinking_blocks.remove(&key);
2319                            } else {
2320                                this.expanded_thinking_blocks.insert(key);
2321                            }
2322                            cx.notify();
2323                        }
2324                    })),
2325            )
2326            .when(is_open, |this| {
2327                this.child(
2328                    div()
2329                        .ml_1p5()
2330                        .pl_3p5()
2331                        .border_l_1()
2332                        .border_color(self.tool_card_border_color(cx))
2333                        .child(thinking_content),
2334                )
2335            })
2336            .into_any_element()
2337    }
2338
2339    fn render_tool_call(
2340        &self,
2341        entry_ix: usize,
2342        tool_call: &ToolCall,
2343        window: &Window,
2344        cx: &Context<Self>,
2345    ) -> Div {
2346        let has_location = tool_call.locations.len() == 1;
2347        let card_header_id = SharedString::from("inner-tool-call-header");
2348
2349        let failed_or_canceled = match &tool_call.status {
2350            ToolCallStatus::Rejected | ToolCallStatus::Canceled | ToolCallStatus::Failed => true,
2351            _ => false,
2352        };
2353
2354        let needs_confirmation = matches!(
2355            tool_call.status,
2356            ToolCallStatus::WaitingForConfirmation { .. }
2357        );
2358        let is_terminal_tool = matches!(tool_call.kind, acp::ToolKind::Execute);
2359        let is_edit =
2360            matches!(tool_call.kind, acp::ToolKind::Edit) || tool_call.diffs().next().is_some();
2361
2362        let use_card_layout = needs_confirmation || is_edit || is_terminal_tool;
2363
2364        let is_collapsible = !tool_call.content.is_empty() && !needs_confirmation;
2365
2366        let is_open = needs_confirmation || self.expanded_tool_calls.contains(&tool_call.id);
2367
2368        let tool_output_display =
2369            if is_open {
2370                match &tool_call.status {
2371                    ToolCallStatus::WaitingForConfirmation { options, .. } => v_flex()
2372                        .w_full()
2373                        .children(tool_call.content.iter().enumerate().map(
2374                            |(content_ix, content)| {
2375                                div()
2376                                    .child(self.render_tool_call_content(
2377                                        entry_ix,
2378                                        content,
2379                                        content_ix,
2380                                        tool_call,
2381                                        use_card_layout,
2382                                        window,
2383                                        cx,
2384                                    ))
2385                                    .into_any_element()
2386                            },
2387                        ))
2388                        .child(self.render_permission_buttons(
2389                            tool_call.kind,
2390                            options,
2391                            entry_ix,
2392                            tool_call.id.clone(),
2393                            cx,
2394                        ))
2395                        .into_any(),
2396                    ToolCallStatus::Pending | ToolCallStatus::InProgress
2397                        if is_edit
2398                            && tool_call.content.is_empty()
2399                            && self.as_native_connection(cx).is_some() =>
2400                    {
2401                        self.render_diff_loading(cx).into_any()
2402                    }
2403                    ToolCallStatus::Pending
2404                    | ToolCallStatus::InProgress
2405                    | ToolCallStatus::Completed
2406                    | ToolCallStatus::Failed
2407                    | ToolCallStatus::Canceled => v_flex()
2408                        .w_full()
2409                        .children(tool_call.content.iter().enumerate().map(
2410                            |(content_ix, content)| {
2411                                div().child(self.render_tool_call_content(
2412                                    entry_ix,
2413                                    content,
2414                                    content_ix,
2415                                    tool_call,
2416                                    use_card_layout,
2417                                    window,
2418                                    cx,
2419                                ))
2420                            },
2421                        ))
2422                        .into_any(),
2423                    ToolCallStatus::Rejected => Empty.into_any(),
2424                }
2425                .into()
2426            } else {
2427                None
2428            };
2429
2430        v_flex()
2431            .map(|this| {
2432                if use_card_layout {
2433                    this.my_1p5()
2434                        .rounded_md()
2435                        .border_1()
2436                        .border_color(self.tool_card_border_color(cx))
2437                        .bg(cx.theme().colors().editor_background)
2438                        .overflow_hidden()
2439                } else {
2440                    this.my_1()
2441                }
2442            })
2443            .map(|this| {
2444                if has_location && !use_card_layout {
2445                    this.ml_4()
2446                } else {
2447                    this.ml_5()
2448                }
2449            })
2450            .mr_5()
2451            .map(|this| {
2452                if is_terminal_tool {
2453                    this.child(
2454                        v_flex()
2455                            .p_1p5()
2456                            .gap_0p5()
2457                            .text_ui_sm(cx)
2458                            .bg(self.tool_card_header_bg(cx))
2459                            .child(
2460                                Label::new("Run Command")
2461                                    .buffer_font(cx)
2462                                    .size(LabelSize::XSmall)
2463                                    .color(Color::Muted),
2464                            )
2465                            .child(
2466                                MarkdownElement::new(
2467                                    tool_call.label.clone(),
2468                                    terminal_command_markdown_style(window, cx),
2469                                )
2470                                .code_block_renderer(
2471                                    markdown::CodeBlockRenderer::Default {
2472                                        copy_button: false,
2473                                        copy_button_on_hover: false,
2474                                        border: false,
2475                                    },
2476                                )
2477                            ),
2478                    )
2479                } else {
2480                   this.child(
2481                        h_flex()
2482                            .group(&card_header_id)
2483                            .relative()
2484                            .w_full()
2485                            .gap_1()
2486                            .justify_between()
2487                            .when(use_card_layout, |this| {
2488                                this.p_0p5()
2489                                    .rounded_t(rems_from_px(5.))
2490                                    .bg(self.tool_card_header_bg(cx))
2491                            })
2492                            .child(self.render_tool_call_label(
2493                                entry_ix,
2494                                tool_call,
2495                                is_edit,
2496                                use_card_layout,
2497                                window,
2498                                cx,
2499                            ))
2500                            .when(is_collapsible || failed_or_canceled, |this| {
2501                                this.child(
2502                                    h_flex()
2503                                        .px_1()
2504                                        .gap_px()
2505                                        .when(is_collapsible, |this| {
2506                                            this.child(
2507                                            Disclosure::new(("expand", entry_ix), is_open)
2508                                                .opened_icon(IconName::ChevronUp)
2509                                                .closed_icon(IconName::ChevronDown)
2510                                                .visible_on_hover(&card_header_id)
2511                                                .on_click(cx.listener({
2512                                                    let id = tool_call.id.clone();
2513                                                    move |this: &mut Self, _, _, cx: &mut Context<Self>| {
2514                                                        if is_open {
2515                                                            this.expanded_tool_calls.remove(&id);
2516                                                        } else {
2517                                                            this.expanded_tool_calls.insert(id.clone());
2518                                                        }
2519                                                        cx.notify();
2520                                                    }
2521                                                })),
2522                                        )
2523                                        })
2524                                        .when(failed_or_canceled, |this| {
2525                                            this.child(
2526                                                Icon::new(IconName::Close)
2527                                                    .color(Color::Error)
2528                                                    .size(IconSize::Small),
2529                                            )
2530                                        }),
2531                                )
2532                            }),
2533                    )
2534                }
2535            })
2536            .children(tool_output_display)
2537    }
2538
2539    fn render_tool_call_label(
2540        &self,
2541        entry_ix: usize,
2542        tool_call: &ToolCall,
2543        is_edit: bool,
2544        use_card_layout: bool,
2545        window: &Window,
2546        cx: &Context<Self>,
2547    ) -> Div {
2548        let has_location = tool_call.locations.len() == 1;
2549
2550        let tool_icon = if tool_call.kind == acp::ToolKind::Edit && has_location {
2551            FileIcons::get_icon(&tool_call.locations[0].path, cx)
2552                .map(Icon::from_path)
2553                .unwrap_or(Icon::new(IconName::ToolPencil))
2554        } else {
2555            Icon::new(match tool_call.kind {
2556                acp::ToolKind::Read => IconName::ToolSearch,
2557                acp::ToolKind::Edit => IconName::ToolPencil,
2558                acp::ToolKind::Delete => IconName::ToolDeleteFile,
2559                acp::ToolKind::Move => IconName::ArrowRightLeft,
2560                acp::ToolKind::Search => IconName::ToolSearch,
2561                acp::ToolKind::Execute => IconName::ToolTerminal,
2562                acp::ToolKind::Think => IconName::ToolThink,
2563                acp::ToolKind::Fetch => IconName::ToolWeb,
2564                acp::ToolKind::SwitchMode => IconName::ArrowRightLeft,
2565                acp::ToolKind::Other => IconName::ToolHammer,
2566            })
2567        }
2568        .size(IconSize::Small)
2569        .color(Color::Muted);
2570
2571        let gradient_overlay = {
2572            div()
2573                .absolute()
2574                .top_0()
2575                .right_0()
2576                .w_12()
2577                .h_full()
2578                .map(|this| {
2579                    if use_card_layout {
2580                        this.bg(linear_gradient(
2581                            90.,
2582                            linear_color_stop(self.tool_card_header_bg(cx), 1.),
2583                            linear_color_stop(self.tool_card_header_bg(cx).opacity(0.2), 0.),
2584                        ))
2585                    } else {
2586                        this.bg(linear_gradient(
2587                            90.,
2588                            linear_color_stop(cx.theme().colors().panel_background, 1.),
2589                            linear_color_stop(
2590                                cx.theme().colors().panel_background.opacity(0.2),
2591                                0.,
2592                            ),
2593                        ))
2594                    }
2595                })
2596        };
2597
2598        h_flex()
2599            .relative()
2600            .w_full()
2601            .h(window.line_height() - px(2.))
2602            .text_size(self.tool_name_font_size())
2603            .gap_1p5()
2604            .when(has_location || use_card_layout, |this| this.px_1())
2605            .when(has_location, |this| {
2606                this.cursor(CursorStyle::PointingHand)
2607                    .rounded(rems_from_px(3.)) // Concentric border radius
2608                    .hover(|s| s.bg(cx.theme().colors().element_hover.opacity(0.5)))
2609            })
2610            .overflow_hidden()
2611            .child(tool_icon)
2612            .child(if has_location {
2613                h_flex()
2614                    .id(("open-tool-call-location", entry_ix))
2615                    .w_full()
2616                    .map(|this| {
2617                        if use_card_layout {
2618                            this.text_color(cx.theme().colors().text)
2619                        } else {
2620                            this.text_color(cx.theme().colors().text_muted)
2621                        }
2622                    })
2623                    .child(self.render_markdown(
2624                        tool_call.label.clone(),
2625                        MarkdownStyle {
2626                            prevent_mouse_interaction: true,
2627                            ..default_markdown_style(false, true, window, cx)
2628                        },
2629                    ))
2630                    .tooltip(Tooltip::text("Jump to File"))
2631                    .on_click(cx.listener(move |this, _, window, cx| {
2632                        this.open_tool_call_location(entry_ix, 0, window, cx);
2633                    }))
2634                    .into_any_element()
2635            } else {
2636                h_flex()
2637                    .w_full()
2638                    .child(self.render_markdown(
2639                        tool_call.label.clone(),
2640                        default_markdown_style(false, true, window, cx),
2641                    ))
2642                    .into_any()
2643            })
2644            .when(!is_edit, |this| this.child(gradient_overlay))
2645    }
2646
2647    fn render_tool_call_content(
2648        &self,
2649        entry_ix: usize,
2650        content: &ToolCallContent,
2651        context_ix: usize,
2652        tool_call: &ToolCall,
2653        card_layout: bool,
2654        window: &Window,
2655        cx: &Context<Self>,
2656    ) -> AnyElement {
2657        match content {
2658            ToolCallContent::ContentBlock(content) => {
2659                if let Some(resource_link) = content.resource_link() {
2660                    self.render_resource_link(resource_link, cx)
2661                } else if let Some(markdown) = content.markdown() {
2662                    self.render_markdown_output(
2663                        markdown.clone(),
2664                        tool_call.id.clone(),
2665                        context_ix,
2666                        card_layout,
2667                        window,
2668                        cx,
2669                    )
2670                } else {
2671                    Empty.into_any_element()
2672                }
2673            }
2674            ToolCallContent::Diff(diff) => self.render_diff_editor(entry_ix, diff, tool_call, cx),
2675            ToolCallContent::Terminal(terminal) => {
2676                self.render_terminal_tool_call(entry_ix, terminal, tool_call, window, cx)
2677            }
2678        }
2679    }
2680
2681    fn render_markdown_output(
2682        &self,
2683        markdown: Entity<Markdown>,
2684        tool_call_id: acp::ToolCallId,
2685        context_ix: usize,
2686        card_layout: bool,
2687        window: &Window,
2688        cx: &Context<Self>,
2689    ) -> AnyElement {
2690        let button_id = SharedString::from(format!("tool_output-{:?}", tool_call_id));
2691
2692        v_flex()
2693            .mt_1p5()
2694            .gap_2()
2695            .when(!card_layout, |this| {
2696                this.ml(rems(0.4))
2697                    .px_3p5()
2698                    .border_l_1()
2699                    .border_color(self.tool_card_border_color(cx))
2700            })
2701            .when(card_layout, |this| {
2702                this.px_2().pb_2().when(context_ix > 0, |this| {
2703                    this.border_t_1()
2704                        .pt_2()
2705                        .border_color(self.tool_card_border_color(cx))
2706                })
2707            })
2708            .text_xs()
2709            .text_color(cx.theme().colors().text_muted)
2710            .child(self.render_markdown(markdown, default_markdown_style(false, false, window, cx)))
2711            .when(!card_layout, |this| {
2712                this.child(
2713                    IconButton::new(button_id, IconName::ChevronUp)
2714                        .full_width()
2715                        .style(ButtonStyle::Outlined)
2716                        .icon_color(Color::Muted)
2717                        .on_click(cx.listener({
2718                            move |this: &mut Self, _, _, cx: &mut Context<Self>| {
2719                                this.expanded_tool_calls.remove(&tool_call_id);
2720                                cx.notify();
2721                            }
2722                        })),
2723                )
2724            })
2725            .into_any_element()
2726    }
2727
2728    fn render_resource_link(
2729        &self,
2730        resource_link: &acp::ResourceLink,
2731        cx: &Context<Self>,
2732    ) -> AnyElement {
2733        let uri: SharedString = resource_link.uri.clone().into();
2734        let is_file = resource_link.uri.strip_prefix("file://");
2735
2736        let label: SharedString = if let Some(abs_path) = is_file {
2737            if let Some(project_path) = self
2738                .project
2739                .read(cx)
2740                .project_path_for_absolute_path(&Path::new(abs_path), cx)
2741                && let Some(worktree) = self
2742                    .project
2743                    .read(cx)
2744                    .worktree_for_id(project_path.worktree_id, cx)
2745            {
2746                worktree
2747                    .read(cx)
2748                    .full_path(&project_path.path)
2749                    .to_string_lossy()
2750                    .to_string()
2751                    .into()
2752            } else {
2753                abs_path.to_string().into()
2754            }
2755        } else {
2756            uri.clone()
2757        };
2758
2759        let button_id = SharedString::from(format!("item-{}", uri));
2760
2761        div()
2762            .ml(rems(0.4))
2763            .pl_2p5()
2764            .border_l_1()
2765            .border_color(self.tool_card_border_color(cx))
2766            .overflow_hidden()
2767            .child(
2768                Button::new(button_id, label)
2769                    .label_size(LabelSize::Small)
2770                    .color(Color::Muted)
2771                    .truncate(true)
2772                    .when(is_file.is_none(), |this| {
2773                        this.icon(IconName::ArrowUpRight)
2774                            .icon_size(IconSize::XSmall)
2775                            .icon_color(Color::Muted)
2776                    })
2777                    .on_click(cx.listener({
2778                        let workspace = self.workspace.clone();
2779                        move |_, _, window, cx: &mut Context<Self>| {
2780                            Self::open_link(uri.clone(), &workspace, window, cx);
2781                        }
2782                    })),
2783            )
2784            .into_any_element()
2785    }
2786
2787    fn render_permission_buttons(
2788        &self,
2789        kind: acp::ToolKind,
2790        options: &[acp::PermissionOption],
2791        entry_ix: usize,
2792        tool_call_id: acp::ToolCallId,
2793        cx: &Context<Self>,
2794    ) -> Div {
2795        let is_first = self.thread().is_some_and(|thread| {
2796            thread
2797                .read(cx)
2798                .first_tool_awaiting_confirmation()
2799                .is_some_and(|call| call.id == tool_call_id)
2800        });
2801        let mut seen_kinds: ArrayVec<acp::PermissionOptionKind, 3> = ArrayVec::new();
2802
2803        div()
2804            .p_1()
2805            .border_t_1()
2806            .border_color(self.tool_card_border_color(cx))
2807            .w_full()
2808            .map(|this| {
2809                if kind == acp::ToolKind::SwitchMode {
2810                    this.v_flex()
2811                } else {
2812                    this.h_flex().justify_end().flex_wrap()
2813                }
2814            })
2815            .gap_0p5()
2816            .children(options.iter().map(move |option| {
2817                let option_id = SharedString::from(option.id.0.clone());
2818                Button::new((option_id, entry_ix), option.name.clone())
2819                    .map(|this| {
2820                        let (this, action) = match option.kind {
2821                            acp::PermissionOptionKind::AllowOnce => (
2822                                this.icon(IconName::Check).icon_color(Color::Success),
2823                                Some(&AllowOnce as &dyn Action),
2824                            ),
2825                            acp::PermissionOptionKind::AllowAlways => (
2826                                this.icon(IconName::CheckDouble).icon_color(Color::Success),
2827                                Some(&AllowAlways as &dyn Action),
2828                            ),
2829                            acp::PermissionOptionKind::RejectOnce => (
2830                                this.icon(IconName::Close).icon_color(Color::Error),
2831                                Some(&RejectOnce as &dyn Action),
2832                            ),
2833                            acp::PermissionOptionKind::RejectAlways => {
2834                                (this.icon(IconName::Close).icon_color(Color::Error), None)
2835                            }
2836                        };
2837
2838                        let Some(action) = action else {
2839                            return this;
2840                        };
2841
2842                        if !is_first || seen_kinds.contains(&option.kind) {
2843                            return this;
2844                        }
2845
2846                        seen_kinds.push(option.kind);
2847
2848                        this.key_binding(
2849                            KeyBinding::for_action_in(action, &self.focus_handle, cx)
2850                                .map(|kb| kb.size(rems_from_px(10.))),
2851                        )
2852                    })
2853                    .icon_position(IconPosition::Start)
2854                    .icon_size(IconSize::XSmall)
2855                    .label_size(LabelSize::Small)
2856                    .on_click(cx.listener({
2857                        let tool_call_id = tool_call_id.clone();
2858                        let option_id = option.id.clone();
2859                        let option_kind = option.kind;
2860                        move |this, _, window, cx| {
2861                            this.authorize_tool_call(
2862                                tool_call_id.clone(),
2863                                option_id.clone(),
2864                                option_kind,
2865                                window,
2866                                cx,
2867                            );
2868                        }
2869                    }))
2870            }))
2871    }
2872
2873    fn render_diff_loading(&self, cx: &Context<Self>) -> AnyElement {
2874        let bar = |n: u64, width_class: &str| {
2875            let bg_color = cx.theme().colors().element_active;
2876            let base = h_flex().h_1().rounded_full();
2877
2878            let modified = match width_class {
2879                "w_4_5" => base.w_3_4(),
2880                "w_1_4" => base.w_1_4(),
2881                "w_2_4" => base.w_2_4(),
2882                "w_3_5" => base.w_3_5(),
2883                "w_2_5" => base.w_2_5(),
2884                _ => base.w_1_2(),
2885            };
2886
2887            modified.with_animation(
2888                ElementId::Integer(n),
2889                Animation::new(Duration::from_secs(2)).repeat(),
2890                move |tab, delta| {
2891                    let delta = (delta - 0.15 * n as f32) / 0.7;
2892                    let delta = 1.0 - (0.5 - delta).abs() * 2.;
2893                    let delta = ease_in_out(delta.clamp(0., 1.));
2894                    let delta = 0.1 + 0.9 * delta;
2895
2896                    tab.bg(bg_color.opacity(delta))
2897                },
2898            )
2899        };
2900
2901        v_flex()
2902            .p_3()
2903            .gap_1()
2904            .rounded_b_md()
2905            .bg(cx.theme().colors().editor_background)
2906            .child(bar(0, "w_4_5"))
2907            .child(bar(1, "w_1_4"))
2908            .child(bar(2, "w_2_4"))
2909            .child(bar(3, "w_3_5"))
2910            .child(bar(4, "w_2_5"))
2911            .into_any_element()
2912    }
2913
2914    fn render_diff_editor(
2915        &self,
2916        entry_ix: usize,
2917        diff: &Entity<acp_thread::Diff>,
2918        tool_call: &ToolCall,
2919        cx: &Context<Self>,
2920    ) -> AnyElement {
2921        let tool_progress = matches!(
2922            &tool_call.status,
2923            ToolCallStatus::InProgress | ToolCallStatus::Pending
2924        );
2925
2926        v_flex()
2927            .h_full()
2928            .border_t_1()
2929            .border_color(self.tool_card_border_color(cx))
2930            .child(
2931                if let Some(entry) = self.entry_view_state.read(cx).entry(entry_ix)
2932                    && let Some(editor) = entry.editor_for_diff(diff)
2933                    && diff.read(cx).has_revealed_range(cx)
2934                {
2935                    editor.into_any_element()
2936                } else if tool_progress && self.as_native_connection(cx).is_some() {
2937                    self.render_diff_loading(cx)
2938                } else {
2939                    Empty.into_any()
2940                },
2941            )
2942            .into_any()
2943    }
2944
2945    fn render_terminal_tool_call(
2946        &self,
2947        entry_ix: usize,
2948        terminal: &Entity<acp_thread::Terminal>,
2949        tool_call: &ToolCall,
2950        window: &Window,
2951        cx: &Context<Self>,
2952    ) -> AnyElement {
2953        let terminal_data = terminal.read(cx);
2954        let working_dir = terminal_data.working_dir();
2955        let command = terminal_data.command();
2956        let started_at = terminal_data.started_at();
2957
2958        let tool_failed = matches!(
2959            &tool_call.status,
2960            ToolCallStatus::Rejected | ToolCallStatus::Canceled | ToolCallStatus::Failed
2961        );
2962
2963        let output = terminal_data.output();
2964        let command_finished = output.is_some();
2965        let truncated_output =
2966            output.is_some_and(|output| output.original_content_len > output.content.len());
2967        let output_line_count = output.map(|output| output.content_line_count).unwrap_or(0);
2968
2969        let command_failed = command_finished
2970            && output.is_some_and(|o| o.exit_status.is_some_and(|status| !status.success()));
2971
2972        let time_elapsed = if let Some(output) = output {
2973            output.ended_at.duration_since(started_at)
2974        } else {
2975            started_at.elapsed()
2976        };
2977
2978        let header_id =
2979            SharedString::from(format!("terminal-tool-header-{}", terminal.entity_id()));
2980        let header_group = SharedString::from(format!(
2981            "terminal-tool-header-group-{}",
2982            terminal.entity_id()
2983        ));
2984        let header_bg = cx
2985            .theme()
2986            .colors()
2987            .element_background
2988            .blend(cx.theme().colors().editor_foreground.opacity(0.025));
2989        let border_color = cx.theme().colors().border.opacity(0.6);
2990
2991        let working_dir = working_dir
2992            .as_ref()
2993            .map(|path| path.display().to_string())
2994            .unwrap_or_else(|| "current directory".to_string());
2995
2996        let is_expanded = self.expanded_tool_calls.contains(&tool_call.id);
2997
2998        let header = h_flex()
2999            .id(header_id)
3000            .flex_none()
3001            .gap_1()
3002            .justify_between()
3003            .rounded_t_md()
3004            .child(
3005                div()
3006                    .id(("command-target-path", terminal.entity_id()))
3007                    .w_full()
3008                    .max_w_full()
3009                    .overflow_x_scroll()
3010                    .child(
3011                        Label::new(working_dir)
3012                            .buffer_font(cx)
3013                            .size(LabelSize::XSmall)
3014                            .color(Color::Muted),
3015                    ),
3016            )
3017            .when(!command_finished, |header| {
3018                header
3019                    .gap_1p5()
3020                    .child(
3021                        Button::new(
3022                            SharedString::from(format!("stop-terminal-{}", terminal.entity_id())),
3023                            "Stop",
3024                        )
3025                        .icon(IconName::Stop)
3026                        .icon_position(IconPosition::Start)
3027                        .icon_size(IconSize::Small)
3028                        .icon_color(Color::Error)
3029                        .label_size(LabelSize::Small)
3030                        .tooltip(move |_window, cx| {
3031                            Tooltip::with_meta(
3032                                "Stop This Command",
3033                                None,
3034                                "Also possible by placing your cursor inside the terminal and using regular terminal bindings.",
3035                                cx,
3036                            )
3037                        })
3038                        .on_click({
3039                            let terminal = terminal.clone();
3040                            cx.listener(move |_this, _event, _window, cx| {
3041                                let inner_terminal = terminal.read(cx).inner().clone();
3042                                inner_terminal.update(cx, |inner_terminal, _cx| {
3043                                    inner_terminal.kill_active_task();
3044                                });
3045                            })
3046                        }),
3047                    )
3048                    .child(Divider::vertical())
3049                    .child(
3050                        Icon::new(IconName::ArrowCircle)
3051                            .size(IconSize::XSmall)
3052                            .color(Color::Info)
3053                            .with_rotate_animation(2)
3054                    )
3055            })
3056            .when(truncated_output, |header| {
3057                let tooltip = if let Some(output) = output {
3058                    if output_line_count + 10 > terminal::MAX_SCROLL_HISTORY_LINES {
3059                       format!("Output exceeded terminal max lines and was \
3060                            truncated, the model received the first {}.", format_file_size(output.content.len() as u64, true))
3061                    } else {
3062                        format!(
3063                            "Output is {} long, and to avoid unexpected token usage, \
3064                                only {} was sent back to the agent.",
3065                            format_file_size(output.original_content_len as u64, true),
3066                             format_file_size(output.content.len() as u64, true)
3067                        )
3068                    }
3069                } else {
3070                    "Output was truncated".to_string()
3071                };
3072
3073                header.child(
3074                    h_flex()
3075                        .id(("terminal-tool-truncated-label", terminal.entity_id()))
3076                        .gap_1()
3077                        .child(
3078                            Icon::new(IconName::Info)
3079                                .size(IconSize::XSmall)
3080                                .color(Color::Ignored),
3081                        )
3082                        .child(
3083                            Label::new("Truncated")
3084                                .color(Color::Muted)
3085                                .size(LabelSize::XSmall),
3086                        )
3087                        .tooltip(Tooltip::text(tooltip)),
3088                )
3089            })
3090            .when(time_elapsed > Duration::from_secs(10), |header| {
3091                header.child(
3092                    Label::new(format!("({})", duration_alt_display(time_elapsed)))
3093                        .buffer_font(cx)
3094                        .color(Color::Muted)
3095                        .size(LabelSize::XSmall),
3096                )
3097            })
3098            .when(tool_failed || command_failed, |header| {
3099                header.child(
3100                    div()
3101                        .id(("terminal-tool-error-code-indicator", terminal.entity_id()))
3102                        .child(
3103                            Icon::new(IconName::Close)
3104                                .size(IconSize::Small)
3105                                .color(Color::Error),
3106                        )
3107                        .when_some(output.and_then(|o| o.exit_status), |this, status| {
3108                            this.tooltip(Tooltip::text(format!(
3109                                "Exited with code {}",
3110                                status.code().unwrap_or(-1),
3111                            )))
3112                        }),
3113                )
3114            })
3115            .child(
3116                Disclosure::new(
3117                    SharedString::from(format!(
3118                        "terminal-tool-disclosure-{}",
3119                        terminal.entity_id()
3120                    )),
3121                    is_expanded,
3122                )
3123                .opened_icon(IconName::ChevronUp)
3124                .closed_icon(IconName::ChevronDown)
3125                .visible_on_hover(&header_group)
3126                .on_click(cx.listener({
3127                    let id = tool_call.id.clone();
3128                    move |this, _event, _window, _cx| {
3129                        if is_expanded {
3130                            this.expanded_tool_calls.remove(&id);
3131                        } else {
3132                            this.expanded_tool_calls.insert(id.clone());
3133                        }
3134                    }
3135                })),
3136            );
3137
3138        let terminal_view = self
3139            .entry_view_state
3140            .read(cx)
3141            .entry(entry_ix)
3142            .and_then(|entry| entry.terminal(terminal));
3143        let show_output = is_expanded && terminal_view.is_some();
3144
3145        v_flex()
3146            .my_1p5()
3147            .mx_5()
3148            .border_1()
3149            .when(tool_failed || command_failed, |card| card.border_dashed())
3150            .border_color(border_color)
3151            .rounded_md()
3152            .overflow_hidden()
3153            .child(
3154                v_flex()
3155                    .group(&header_group)
3156                    .py_1p5()
3157                    .pr_1p5()
3158                    .pl_2()
3159                    .gap_0p5()
3160                    .bg(header_bg)
3161                    .text_xs()
3162                    .child(header)
3163                    .child(
3164                        MarkdownElement::new(
3165                            command.clone(),
3166                            terminal_command_markdown_style(window, cx),
3167                        )
3168                        .code_block_renderer(
3169                            markdown::CodeBlockRenderer::Default {
3170                                copy_button: false,
3171                                copy_button_on_hover: true,
3172                                border: false,
3173                            },
3174                        ),
3175                    ),
3176            )
3177            .when(show_output, |this| {
3178                this.child(
3179                    div()
3180                        .pt_2()
3181                        .border_t_1()
3182                        .when(tool_failed || command_failed, |card| card.border_dashed())
3183                        .border_color(border_color)
3184                        .bg(cx.theme().colors().editor_background)
3185                        .rounded_b_md()
3186                        .text_ui_sm(cx)
3187                        .h_full()
3188                        .children(terminal_view.map(|terminal_view| {
3189                            let element = if terminal_view
3190                                .read(cx)
3191                                .content_mode(window, cx)
3192                                .is_scrollable()
3193                            {
3194                                div().h_72().child(terminal_view).into_any_element()
3195                            } else {
3196                                terminal_view.into_any_element()
3197                            };
3198
3199                            div()
3200                                .on_action(cx.listener(|_this, _: &NewTerminal, window, cx| {
3201                                    window.dispatch_action(NewThread.boxed_clone(), cx);
3202                                    cx.stop_propagation();
3203                                }))
3204                                .child(element)
3205                                .into_any_element()
3206                        })),
3207                )
3208            })
3209            .into_any()
3210    }
3211
3212    fn render_rules_item(&self, cx: &Context<Self>) -> Option<AnyElement> {
3213        let project_context = self
3214            .as_native_thread(cx)?
3215            .read(cx)
3216            .project_context()
3217            .read(cx);
3218
3219        let user_rules_text = if project_context.user_rules.is_empty() {
3220            None
3221        } else if project_context.user_rules.len() == 1 {
3222            let user_rules = &project_context.user_rules[0];
3223
3224            match user_rules.title.as_ref() {
3225                Some(title) => Some(format!("Using \"{title}\" user rule")),
3226                None => Some("Using user rule".into()),
3227            }
3228        } else {
3229            Some(format!(
3230                "Using {} user rules",
3231                project_context.user_rules.len()
3232            ))
3233        };
3234
3235        let first_user_rules_id = project_context
3236            .user_rules
3237            .first()
3238            .map(|user_rules| user_rules.uuid.0);
3239
3240        let rules_files = project_context
3241            .worktrees
3242            .iter()
3243            .filter_map(|worktree| worktree.rules_file.as_ref())
3244            .collect::<Vec<_>>();
3245
3246        let rules_file_text = match rules_files.as_slice() {
3247            &[] => None,
3248            &[rules_file] => Some(format!(
3249                "Using project {:?} file",
3250                rules_file.path_in_worktree
3251            )),
3252            rules_files => Some(format!("Using {} project rules files", rules_files.len())),
3253        };
3254
3255        if user_rules_text.is_none() && rules_file_text.is_none() {
3256            return None;
3257        }
3258
3259        let has_both = user_rules_text.is_some() && rules_file_text.is_some();
3260
3261        Some(
3262            h_flex()
3263                .px_2p5()
3264                .child(
3265                    Icon::new(IconName::Attach)
3266                        .size(IconSize::XSmall)
3267                        .color(Color::Disabled),
3268                )
3269                .when_some(user_rules_text, |parent, user_rules_text| {
3270                    parent.child(
3271                        h_flex()
3272                            .id("user-rules")
3273                            .ml_1()
3274                            .mr_1p5()
3275                            .child(
3276                                Label::new(user_rules_text)
3277                                    .size(LabelSize::XSmall)
3278                                    .color(Color::Muted)
3279                                    .truncate(),
3280                            )
3281                            .hover(|s| s.bg(cx.theme().colors().element_hover))
3282                            .tooltip(Tooltip::text("View User Rules"))
3283                            .on_click(move |_event, window, cx| {
3284                                window.dispatch_action(
3285                                    Box::new(OpenRulesLibrary {
3286                                        prompt_to_select: first_user_rules_id,
3287                                    }),
3288                                    cx,
3289                                )
3290                            }),
3291                    )
3292                })
3293                .when(has_both, |this| {
3294                    this.child(
3295                        Label::new("")
3296                            .size(LabelSize::XSmall)
3297                            .color(Color::Disabled),
3298                    )
3299                })
3300                .when_some(rules_file_text, |parent, rules_file_text| {
3301                    parent.child(
3302                        h_flex()
3303                            .id("project-rules")
3304                            .ml_1p5()
3305                            .child(
3306                                Label::new(rules_file_text)
3307                                    .size(LabelSize::XSmall)
3308                                    .color(Color::Muted),
3309                            )
3310                            .hover(|s| s.bg(cx.theme().colors().element_hover))
3311                            .tooltip(Tooltip::text("View Project Rules"))
3312                            .on_click(cx.listener(Self::handle_open_rules)),
3313                    )
3314                })
3315                .into_any(),
3316        )
3317    }
3318
3319    fn render_empty_state_section_header(
3320        &self,
3321        label: impl Into<SharedString>,
3322        action_slot: Option<AnyElement>,
3323        cx: &mut Context<Self>,
3324    ) -> impl IntoElement {
3325        div().pl_1().pr_1p5().child(
3326            h_flex()
3327                .mt_2()
3328                .pl_1p5()
3329                .pb_1()
3330                .w_full()
3331                .justify_between()
3332                .border_b_1()
3333                .border_color(cx.theme().colors().border_variant)
3334                .child(
3335                    Label::new(label.into())
3336                        .size(LabelSize::Small)
3337                        .color(Color::Muted),
3338                )
3339                .children(action_slot),
3340        )
3341    }
3342
3343    fn render_recent_history(&self, cx: &mut Context<Self>) -> AnyElement {
3344        let render_history = self
3345            .agent
3346            .clone()
3347            .downcast::<agent::NativeAgentServer>()
3348            .is_some()
3349            && self
3350                .history_store
3351                .update(cx, |history_store, cx| !history_store.is_empty(cx));
3352
3353        v_flex()
3354            .size_full()
3355            .when(render_history, |this| {
3356                let recent_history: Vec<_> = self.history_store.update(cx, |history_store, _| {
3357                    history_store.entries().take(3).collect()
3358                });
3359                this.justify_end().child(
3360                    v_flex()
3361                        .child(
3362                            self.render_empty_state_section_header(
3363                                "Recent",
3364                                Some(
3365                                    Button::new("view-history", "View All")
3366                                        .style(ButtonStyle::Subtle)
3367                                        .label_size(LabelSize::Small)
3368                                        .key_binding(
3369                                            KeyBinding::for_action_in(
3370                                                &OpenHistory,
3371                                                &self.focus_handle(cx),
3372                                                cx,
3373                                            )
3374                                            .map(|kb| kb.size(rems_from_px(12.))),
3375                                        )
3376                                        .on_click(move |_event, window, cx| {
3377                                            window.dispatch_action(OpenHistory.boxed_clone(), cx);
3378                                        })
3379                                        .into_any_element(),
3380                                ),
3381                                cx,
3382                            ),
3383                        )
3384                        .child(
3385                            v_flex().p_1().pr_1p5().gap_1().children(
3386                                recent_history
3387                                    .into_iter()
3388                                    .enumerate()
3389                                    .map(|(index, entry)| {
3390                                        // TODO: Add keyboard navigation.
3391                                        let is_hovered =
3392                                            self.hovered_recent_history_item == Some(index);
3393                                        crate::acp::thread_history::AcpHistoryEntryElement::new(
3394                                            entry,
3395                                            cx.entity().downgrade(),
3396                                        )
3397                                        .hovered(is_hovered)
3398                                        .on_hover(cx.listener(
3399                                            move |this, is_hovered, _window, cx| {
3400                                                if *is_hovered {
3401                                                    this.hovered_recent_history_item = Some(index);
3402                                                } else if this.hovered_recent_history_item
3403                                                    == Some(index)
3404                                                {
3405                                                    this.hovered_recent_history_item = None;
3406                                                }
3407                                                cx.notify();
3408                                            },
3409                                        ))
3410                                        .into_any_element()
3411                                    }),
3412                            ),
3413                        ),
3414                )
3415            })
3416            .into_any()
3417    }
3418
3419    fn render_auth_required_state(
3420        &self,
3421        connection: &Rc<dyn AgentConnection>,
3422        description: Option<&Entity<Markdown>>,
3423        configuration_view: Option<&AnyView>,
3424        pending_auth_method: Option<&acp::AuthMethodId>,
3425        window: &mut Window,
3426        cx: &Context<Self>,
3427    ) -> Div {
3428        let show_description =
3429            configuration_view.is_none() && description.is_none() && pending_auth_method.is_none();
3430
3431        let auth_methods = connection.auth_methods();
3432
3433        v_flex().flex_1().size_full().justify_end().child(
3434            v_flex()
3435                .p_2()
3436                .pr_3()
3437                .w_full()
3438                .gap_1()
3439                .border_t_1()
3440                .border_color(cx.theme().colors().border)
3441                .bg(cx.theme().status().warning.opacity(0.04))
3442                .child(
3443                    h_flex()
3444                        .gap_1p5()
3445                        .child(
3446                            Icon::new(IconName::Warning)
3447                                .color(Color::Warning)
3448                                .size(IconSize::Small),
3449                        )
3450                        .child(Label::new("Authentication Required").size(LabelSize::Small)),
3451                )
3452                .children(description.map(|desc| {
3453                    div().text_ui(cx).child(self.render_markdown(
3454                        desc.clone(),
3455                        default_markdown_style(false, false, window, cx),
3456                    ))
3457                }))
3458                .children(
3459                    configuration_view
3460                        .cloned()
3461                        .map(|view| div().w_full().child(view)),
3462                )
3463                .when(show_description, |el| {
3464                    el.child(
3465                        Label::new(format!(
3466                            "You are not currently authenticated with {}.{}",
3467                            self.agent.name(),
3468                            if auth_methods.len() > 1 {
3469                                " Please choose one of the following options:"
3470                            } else {
3471                                ""
3472                            }
3473                        ))
3474                        .size(LabelSize::Small)
3475                        .color(Color::Muted)
3476                        .mb_1()
3477                        .ml_5(),
3478                    )
3479                })
3480                .when_some(pending_auth_method, |el, _| {
3481                    el.child(
3482                        h_flex()
3483                            .py_4()
3484                            .w_full()
3485                            .justify_center()
3486                            .gap_1()
3487                            .child(
3488                                Icon::new(IconName::ArrowCircle)
3489                                    .size(IconSize::Small)
3490                                    .color(Color::Muted)
3491                                    .with_rotate_animation(2),
3492                            )
3493                            .child(Label::new("Authenticating…").size(LabelSize::Small)),
3494                    )
3495                })
3496                .when(!auth_methods.is_empty(), |this| {
3497                    this.child(
3498                        h_flex()
3499                            .justify_end()
3500                            .flex_wrap()
3501                            .gap_1()
3502                            .when(!show_description, |this| {
3503                                this.border_t_1()
3504                                    .mt_1()
3505                                    .pt_2()
3506                                    .border_color(cx.theme().colors().border.opacity(0.8))
3507                            })
3508                            .children(connection.auth_methods().iter().enumerate().rev().map(
3509                                |(ix, method)| {
3510                                    let (method_id, name) = if self
3511                                        .project
3512                                        .read(cx)
3513                                        .is_via_remote_server()
3514                                        && method.id.0.as_ref() == "oauth-personal"
3515                                        && method.name == "Log in with Google"
3516                                    {
3517                                        ("spawn-gemini-cli".into(), "Log in with Gemini CLI".into())
3518                                    } else {
3519                                        (method.id.0.clone(), method.name.clone())
3520                                    };
3521
3522                                    Button::new(SharedString::from(method_id.clone()), name)
3523                                        .label_size(LabelSize::Small)
3524                                        .map(|this| {
3525                                            if ix == 0 {
3526                                                this.style(ButtonStyle::Tinted(TintColor::Warning))
3527                                            } else {
3528                                                this.style(ButtonStyle::Outlined)
3529                                            }
3530                                        })
3531                                        .when_some(
3532                                            method.description.clone(),
3533                                            |this, description| {
3534                                                this.tooltip(Tooltip::text(description))
3535                                            },
3536                                        )
3537                                        .on_click({
3538                                            cx.listener(move |this, _, window, cx| {
3539                                                telemetry::event!(
3540                                                    "Authenticate Agent Started",
3541                                                    agent = this.agent.telemetry_id(),
3542                                                    method = method_id
3543                                                );
3544
3545                                                this.authenticate(
3546                                                    acp::AuthMethodId(method_id.clone()),
3547                                                    window,
3548                                                    cx,
3549                                                )
3550                                            })
3551                                        })
3552                                },
3553                            )),
3554                    )
3555                }),
3556        )
3557    }
3558
3559    fn render_load_error(
3560        &self,
3561        e: &LoadError,
3562        window: &mut Window,
3563        cx: &mut Context<Self>,
3564    ) -> AnyElement {
3565        let (title, message, action_slot): (_, SharedString, _) = match e {
3566            LoadError::Unsupported {
3567                command: path,
3568                current_version,
3569                minimum_version,
3570            } => {
3571                return self.render_unsupported(path, current_version, minimum_version, window, cx);
3572            }
3573            LoadError::FailedToInstall(msg) => (
3574                "Failed to Install",
3575                msg.into(),
3576                Some(self.create_copy_button(msg.to_string()).into_any_element()),
3577            ),
3578            LoadError::Exited { status } => (
3579                "Failed to Launch",
3580                format!("Server exited with status {status}").into(),
3581                None,
3582            ),
3583            LoadError::Other(msg) => (
3584                "Failed to Launch",
3585                msg.into(),
3586                Some(self.create_copy_button(msg.to_string()).into_any_element()),
3587            ),
3588        };
3589
3590        Callout::new()
3591            .severity(Severity::Error)
3592            .icon(IconName::XCircleFilled)
3593            .title(title)
3594            .description(message)
3595            .actions_slot(div().children(action_slot))
3596            .into_any_element()
3597    }
3598
3599    fn render_unsupported(
3600        &self,
3601        path: &SharedString,
3602        version: &SharedString,
3603        minimum_version: &SharedString,
3604        _window: &mut Window,
3605        cx: &mut Context<Self>,
3606    ) -> AnyElement {
3607        let (heading_label, description_label) = (
3608            format!("Upgrade {} to work with Zed", self.agent.name()),
3609            if version.is_empty() {
3610                format!(
3611                    "Currently using {}, which does not report a valid --version",
3612                    path,
3613                )
3614            } else {
3615                format!(
3616                    "Currently using {}, which is only version {} (need at least {minimum_version})",
3617                    path, version
3618                )
3619            },
3620        );
3621
3622        v_flex()
3623            .w_full()
3624            .p_3p5()
3625            .gap_2p5()
3626            .border_t_1()
3627            .border_color(cx.theme().colors().border)
3628            .bg(linear_gradient(
3629                180.,
3630                linear_color_stop(cx.theme().colors().editor_background.opacity(0.4), 4.),
3631                linear_color_stop(cx.theme().status().info_background.opacity(0.), 0.),
3632            ))
3633            .child(
3634                v_flex().gap_0p5().child(Label::new(heading_label)).child(
3635                    Label::new(description_label)
3636                        .size(LabelSize::Small)
3637                        .color(Color::Muted),
3638                ),
3639            )
3640            .into_any_element()
3641    }
3642
3643    fn activity_bar_bg(&self, cx: &Context<Self>) -> Hsla {
3644        let editor_bg_color = cx.theme().colors().editor_background;
3645        let active_color = cx.theme().colors().element_selected;
3646        editor_bg_color.blend(active_color.opacity(0.3))
3647    }
3648
3649    fn render_activity_bar(
3650        &self,
3651        thread_entity: &Entity<AcpThread>,
3652        window: &mut Window,
3653        cx: &Context<Self>,
3654    ) -> Option<AnyElement> {
3655        let thread = thread_entity.read(cx);
3656        let action_log = thread.action_log();
3657        let telemetry = ActionLogTelemetry::from(thread);
3658        let changed_buffers = action_log.read(cx).changed_buffers(cx);
3659        let plan = thread.plan();
3660
3661        if changed_buffers.is_empty() && plan.is_empty() {
3662            return None;
3663        }
3664
3665        // Temporarily always enable ACP edit controls. This is temporary, to lessen the
3666        // impact of a nasty bug that causes them to sometimes be disabled when they shouldn't
3667        // be, which blocks you from being able to accept or reject edits. This switches the
3668        // bug to be that sometimes it's enabled when it shouldn't be, which at least doesn't
3669        // block you from using the panel.
3670        let pending_edits = false;
3671
3672        v_flex()
3673            .mt_1()
3674            .mx_2()
3675            .bg(self.activity_bar_bg(cx))
3676            .border_1()
3677            .border_b_0()
3678            .border_color(cx.theme().colors().border)
3679            .rounded_t_md()
3680            .shadow(vec![gpui::BoxShadow {
3681                color: gpui::black().opacity(0.15),
3682                offset: point(px(1.), px(-1.)),
3683                blur_radius: px(3.),
3684                spread_radius: px(0.),
3685            }])
3686            .when(!plan.is_empty(), |this| {
3687                this.child(self.render_plan_summary(plan, window, cx))
3688                    .when(self.plan_expanded, |parent| {
3689                        parent.child(self.render_plan_entries(plan, window, cx))
3690                    })
3691            })
3692            .when(!plan.is_empty() && !changed_buffers.is_empty(), |this| {
3693                this.child(Divider::horizontal().color(DividerColor::Border))
3694            })
3695            .when(!changed_buffers.is_empty(), |this| {
3696                this.child(self.render_edits_summary(
3697                    &changed_buffers,
3698                    self.edits_expanded,
3699                    pending_edits,
3700                    cx,
3701                ))
3702                .when(self.edits_expanded, |parent| {
3703                    parent.child(self.render_edited_files(
3704                        action_log,
3705                        telemetry,
3706                        &changed_buffers,
3707                        pending_edits,
3708                        cx,
3709                    ))
3710                })
3711            })
3712            .into_any()
3713            .into()
3714    }
3715
3716    fn render_plan_summary(
3717        &self,
3718        plan: &Plan,
3719        window: &mut Window,
3720        cx: &Context<Self>,
3721    ) -> impl IntoElement {
3722        let stats = plan.stats();
3723
3724        let title = if let Some(entry) = stats.in_progress_entry
3725            && !self.plan_expanded
3726        {
3727            h_flex()
3728                .cursor_default()
3729                .relative()
3730                .w_full()
3731                .gap_1()
3732                .truncate()
3733                .child(
3734                    Label::new("Current:")
3735                        .size(LabelSize::Small)
3736                        .color(Color::Muted),
3737                )
3738                .child(
3739                    div()
3740                        .text_xs()
3741                        .text_color(cx.theme().colors().text_muted)
3742                        .line_clamp(1)
3743                        .child(MarkdownElement::new(
3744                            entry.content.clone(),
3745                            plan_label_markdown_style(&entry.status, window, cx),
3746                        )),
3747                )
3748                .when(stats.pending > 0, |this| {
3749                    this.child(
3750                        h_flex()
3751                            .absolute()
3752                            .top_0()
3753                            .right_0()
3754                            .h_full()
3755                            .child(div().min_w_8().h_full().bg(linear_gradient(
3756                                90.,
3757                                linear_color_stop(self.activity_bar_bg(cx), 1.),
3758                                linear_color_stop(self.activity_bar_bg(cx).opacity(0.2), 0.),
3759                            )))
3760                            .child(
3761                                div().pr_0p5().bg(self.activity_bar_bg(cx)).child(
3762                                    Label::new(format!("{} left", stats.pending))
3763                                        .size(LabelSize::Small)
3764                                        .color(Color::Muted),
3765                                ),
3766                            ),
3767                    )
3768                })
3769        } else {
3770            let status_label = if stats.pending == 0 {
3771                "All Done".to_string()
3772            } else if stats.completed == 0 {
3773                format!("{} Tasks", plan.entries.len())
3774            } else {
3775                format!("{}/{}", stats.completed, plan.entries.len())
3776            };
3777
3778            h_flex()
3779                .w_full()
3780                .gap_1()
3781                .justify_between()
3782                .child(
3783                    Label::new("Plan")
3784                        .size(LabelSize::Small)
3785                        .color(Color::Muted),
3786                )
3787                .child(
3788                    Label::new(status_label)
3789                        .size(LabelSize::Small)
3790                        .color(Color::Muted)
3791                        .mr_1(),
3792                )
3793        };
3794
3795        h_flex()
3796            .id("plan_summary")
3797            .p_1()
3798            .w_full()
3799            .gap_1()
3800            .when(self.plan_expanded, |this| {
3801                this.border_b_1().border_color(cx.theme().colors().border)
3802            })
3803            .child(Disclosure::new("plan_disclosure", self.plan_expanded))
3804            .child(title)
3805            .on_click(cx.listener(|this, _, _, cx| {
3806                this.plan_expanded = !this.plan_expanded;
3807                cx.notify();
3808            }))
3809    }
3810
3811    fn render_plan_entries(
3812        &self,
3813        plan: &Plan,
3814        window: &mut Window,
3815        cx: &Context<Self>,
3816    ) -> impl IntoElement {
3817        v_flex()
3818            .id("plan_items_list")
3819            .max_h_40()
3820            .overflow_y_scroll()
3821            .children(plan.entries.iter().enumerate().flat_map(|(index, entry)| {
3822                let element = h_flex()
3823                    .py_1()
3824                    .px_2()
3825                    .gap_2()
3826                    .justify_between()
3827                    .bg(cx.theme().colors().editor_background)
3828                    .when(index < plan.entries.len() - 1, |parent| {
3829                        parent.border_color(cx.theme().colors().border).border_b_1()
3830                    })
3831                    .child(
3832                        h_flex()
3833                            .id(("plan_entry", index))
3834                            .gap_1p5()
3835                            .max_w_full()
3836                            .overflow_x_scroll()
3837                            .text_xs()
3838                            .text_color(cx.theme().colors().text_muted)
3839                            .child(match entry.status {
3840                                acp::PlanEntryStatus::Pending => Icon::new(IconName::TodoPending)
3841                                    .size(IconSize::Small)
3842                                    .color(Color::Muted)
3843                                    .into_any_element(),
3844                                acp::PlanEntryStatus::InProgress => {
3845                                    Icon::new(IconName::TodoProgress)
3846                                        .size(IconSize::Small)
3847                                        .color(Color::Accent)
3848                                        .with_rotate_animation(2)
3849                                        .into_any_element()
3850                                }
3851                                acp::PlanEntryStatus::Completed => {
3852                                    Icon::new(IconName::TodoComplete)
3853                                        .size(IconSize::Small)
3854                                        .color(Color::Success)
3855                                        .into_any_element()
3856                                }
3857                            })
3858                            .child(MarkdownElement::new(
3859                                entry.content.clone(),
3860                                plan_label_markdown_style(&entry.status, window, cx),
3861                            )),
3862                    );
3863
3864                Some(element)
3865            }))
3866            .into_any_element()
3867    }
3868
3869    fn render_edits_summary(
3870        &self,
3871        changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>,
3872        expanded: bool,
3873        pending_edits: bool,
3874        cx: &Context<Self>,
3875    ) -> Div {
3876        const EDIT_NOT_READY_TOOLTIP_LABEL: &str = "Wait until file edits are complete.";
3877
3878        let focus_handle = self.focus_handle(cx);
3879
3880        h_flex()
3881            .p_1()
3882            .justify_between()
3883            .flex_wrap()
3884            .when(expanded, |this| {
3885                this.border_b_1().border_color(cx.theme().colors().border)
3886            })
3887            .child(
3888                h_flex()
3889                    .id("edits-container")
3890                    .cursor_pointer()
3891                    .gap_1()
3892                    .child(Disclosure::new("edits-disclosure", expanded))
3893                    .map(|this| {
3894                        if pending_edits {
3895                            this.child(
3896                                Label::new(format!(
3897                                    "Editing {} {}",
3898                                    changed_buffers.len(),
3899                                    if changed_buffers.len() == 1 {
3900                                        "file"
3901                                    } else {
3902                                        "files"
3903                                    }
3904                                ))
3905                                .color(Color::Muted)
3906                                .size(LabelSize::Small)
3907                                .with_animation(
3908                                    "edit-label",
3909                                    Animation::new(Duration::from_secs(2))
3910                                        .repeat()
3911                                        .with_easing(pulsating_between(0.3, 0.7)),
3912                                    |label, delta| label.alpha(delta),
3913                                ),
3914                            )
3915                        } else {
3916                            this.child(
3917                                Label::new("Edits")
3918                                    .size(LabelSize::Small)
3919                                    .color(Color::Muted),
3920                            )
3921                            .child(Label::new("").size(LabelSize::XSmall).color(Color::Muted))
3922                            .child(
3923                                Label::new(format!(
3924                                    "{} {}",
3925                                    changed_buffers.len(),
3926                                    if changed_buffers.len() == 1 {
3927                                        "file"
3928                                    } else {
3929                                        "files"
3930                                    }
3931                                ))
3932                                .size(LabelSize::Small)
3933                                .color(Color::Muted),
3934                            )
3935                        }
3936                    })
3937                    .on_click(cx.listener(|this, _, _, cx| {
3938                        this.edits_expanded = !this.edits_expanded;
3939                        cx.notify();
3940                    })),
3941            )
3942            .child(
3943                h_flex()
3944                    .gap_1()
3945                    .child(
3946                        IconButton::new("review-changes", IconName::ListTodo)
3947                            .icon_size(IconSize::Small)
3948                            .tooltip({
3949                                let focus_handle = focus_handle.clone();
3950                                move |_window, cx| {
3951                                    Tooltip::for_action_in(
3952                                        "Review Changes",
3953                                        &OpenAgentDiff,
3954                                        &focus_handle,
3955                                        cx,
3956                                    )
3957                                }
3958                            })
3959                            .on_click(cx.listener(|_, _, window, cx| {
3960                                window.dispatch_action(OpenAgentDiff.boxed_clone(), cx);
3961                            })),
3962                    )
3963                    .child(Divider::vertical().color(DividerColor::Border))
3964                    .child(
3965                        Button::new("reject-all-changes", "Reject All")
3966                            .label_size(LabelSize::Small)
3967                            .disabled(pending_edits)
3968                            .when(pending_edits, |this| {
3969                                this.tooltip(Tooltip::text(EDIT_NOT_READY_TOOLTIP_LABEL))
3970                            })
3971                            .key_binding(
3972                                KeyBinding::for_action_in(&RejectAll, &focus_handle.clone(), cx)
3973                                    .map(|kb| kb.size(rems_from_px(10.))),
3974                            )
3975                            .on_click(cx.listener(move |this, _, window, cx| {
3976                                this.reject_all(&RejectAll, window, cx);
3977                            })),
3978                    )
3979                    .child(
3980                        Button::new("keep-all-changes", "Keep All")
3981                            .label_size(LabelSize::Small)
3982                            .disabled(pending_edits)
3983                            .when(pending_edits, |this| {
3984                                this.tooltip(Tooltip::text(EDIT_NOT_READY_TOOLTIP_LABEL))
3985                            })
3986                            .key_binding(
3987                                KeyBinding::for_action_in(&KeepAll, &focus_handle, cx)
3988                                    .map(|kb| kb.size(rems_from_px(10.))),
3989                            )
3990                            .on_click(cx.listener(move |this, _, window, cx| {
3991                                this.keep_all(&KeepAll, window, cx);
3992                            })),
3993                    ),
3994            )
3995    }
3996
3997    fn render_edited_files(
3998        &self,
3999        action_log: &Entity<ActionLog>,
4000        telemetry: ActionLogTelemetry,
4001        changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>,
4002        pending_edits: bool,
4003        cx: &Context<Self>,
4004    ) -> impl IntoElement {
4005        let editor_bg_color = cx.theme().colors().editor_background;
4006
4007        v_flex()
4008            .id("edited_files_list")
4009            .max_h_40()
4010            .overflow_y_scroll()
4011            .children(
4012                changed_buffers
4013                    .iter()
4014                    .enumerate()
4015                    .flat_map(|(index, (buffer, _diff))| {
4016                        let file = buffer.read(cx).file()?;
4017                        let path = file.path();
4018                        let path_style = file.path_style(cx);
4019                        let separator = file.path_style(cx).primary_separator();
4020
4021                        let file_path = path.parent().and_then(|parent| {
4022                            if parent.is_empty() {
4023                                None
4024                            } else {
4025                                Some(
4026                                    Label::new(format!(
4027                                        "{}{separator}",
4028                                        parent.display(path_style)
4029                                    ))
4030                                    .color(Color::Muted)
4031                                    .size(LabelSize::XSmall)
4032                                    .buffer_font(cx),
4033                                )
4034                            }
4035                        });
4036
4037                        let file_name = path.file_name().map(|name| {
4038                            Label::new(name.to_string())
4039                                .size(LabelSize::XSmall)
4040                                .buffer_font(cx)
4041                                .ml_1p5()
4042                        });
4043
4044                        let file_icon = FileIcons::get_icon(path.as_std_path(), cx)
4045                            .map(Icon::from_path)
4046                            .map(|icon| icon.color(Color::Muted).size(IconSize::Small))
4047                            .unwrap_or_else(|| {
4048                                Icon::new(IconName::File)
4049                                    .color(Color::Muted)
4050                                    .size(IconSize::Small)
4051                            });
4052
4053                        let overlay_gradient = linear_gradient(
4054                            90.,
4055                            linear_color_stop(editor_bg_color, 1.),
4056                            linear_color_stop(editor_bg_color.opacity(0.2), 0.),
4057                        );
4058
4059                        let element = h_flex()
4060                            .group("edited-code")
4061                            .id(("file-container", index))
4062                            .py_1()
4063                            .pl_2()
4064                            .pr_1()
4065                            .gap_2()
4066                            .justify_between()
4067                            .bg(editor_bg_color)
4068                            .when(index < changed_buffers.len() - 1, |parent| {
4069                                parent.border_color(cx.theme().colors().border).border_b_1()
4070                            })
4071                            .child(
4072                                h_flex()
4073                                    .id(("file-name-row", index))
4074                                    .relative()
4075                                    .pr_8()
4076                                    .w_full()
4077                                    .overflow_x_scroll()
4078                                    .child(
4079                                        h_flex()
4080                                            .id(("file-name-path", index))
4081                                            .cursor_pointer()
4082                                            .pr_0p5()
4083                                            .gap_0p5()
4084                                            .hover(|s| s.bg(cx.theme().colors().element_hover))
4085                                            .rounded_xs()
4086                                            .child(file_icon)
4087                                            .children(file_name)
4088                                            .children(file_path)
4089                                            .tooltip(Tooltip::text("Go to File"))
4090                                            .on_click({
4091                                                let buffer = buffer.clone();
4092                                                cx.listener(move |this, _, window, cx| {
4093                                                    this.open_edited_buffer(&buffer, window, cx);
4094                                                })
4095                                            }),
4096                                    )
4097                                    .child(
4098                                        div()
4099                                            .absolute()
4100                                            .h_full()
4101                                            .w_12()
4102                                            .top_0()
4103                                            .bottom_0()
4104                                            .right_0()
4105                                            .bg(overlay_gradient),
4106                                    ),
4107                            )
4108                            .child(
4109                                h_flex()
4110                                    .gap_1()
4111                                    .visible_on_hover("edited-code")
4112                                    .child(
4113                                        Button::new("review", "Review")
4114                                            .label_size(LabelSize::Small)
4115                                            .on_click({
4116                                                let buffer = buffer.clone();
4117                                                cx.listener(move |this, _, window, cx| {
4118                                                    this.open_edited_buffer(&buffer, window, cx);
4119                                                })
4120                                            }),
4121                                    )
4122                                    .child(Divider::vertical().color(DividerColor::BorderVariant))
4123                                    .child(
4124                                        Button::new("reject-file", "Reject")
4125                                            .label_size(LabelSize::Small)
4126                                            .disabled(pending_edits)
4127                                            .on_click({
4128                                                let buffer = buffer.clone();
4129                                                let action_log = action_log.clone();
4130                                                let telemetry = telemetry.clone();
4131                                                move |_, _, cx| {
4132                                                    action_log.update(cx, |action_log, cx| {
4133                                                        action_log
4134                                                    .reject_edits_in_ranges(
4135                                                        buffer.clone(),
4136                                                        vec![Anchor::min_max_range_for_buffer(
4137                                                            buffer.read(cx).remote_id(),
4138                                                        )],
4139                                                        Some(telemetry.clone()),
4140                                                        cx,
4141                                                    )
4142                                                    .detach_and_log_err(cx);
4143                                                    })
4144                                                }
4145                                            }),
4146                                    )
4147                                    .child(
4148                                        Button::new("keep-file", "Keep")
4149                                            .label_size(LabelSize::Small)
4150                                            .disabled(pending_edits)
4151                                            .on_click({
4152                                                let buffer = buffer.clone();
4153                                                let action_log = action_log.clone();
4154                                                let telemetry = telemetry.clone();
4155                                                move |_, _, cx| {
4156                                                    action_log.update(cx, |action_log, cx| {
4157                                                        action_log.keep_edits_in_range(
4158                                                            buffer.clone(),
4159                                                            Anchor::min_max_range_for_buffer(
4160                                                                buffer.read(cx).remote_id(),
4161                                                            ),
4162                                                            Some(telemetry.clone()),
4163                                                            cx,
4164                                                        );
4165                                                    })
4166                                                }
4167                                            }),
4168                                    ),
4169                            );
4170
4171                        Some(element)
4172                    }),
4173            )
4174            .into_any_element()
4175    }
4176
4177    fn render_message_editor(&mut self, window: &mut Window, cx: &mut Context<Self>) -> AnyElement {
4178        let focus_handle = self.message_editor.focus_handle(cx);
4179        let editor_bg_color = cx.theme().colors().editor_background;
4180        let (expand_icon, expand_tooltip) = if self.editor_expanded {
4181            (IconName::Minimize, "Minimize Message Editor")
4182        } else {
4183            (IconName::Maximize, "Expand Message Editor")
4184        };
4185
4186        let backdrop = div()
4187            .size_full()
4188            .absolute()
4189            .inset_0()
4190            .bg(cx.theme().colors().panel_background)
4191            .opacity(0.8)
4192            .block_mouse_except_scroll();
4193
4194        let enable_editor = match self.thread_state {
4195            ThreadState::Ready { .. } => true,
4196            ThreadState::Loading { .. }
4197            | ThreadState::Unauthenticated { .. }
4198            | ThreadState::LoadError(..) => false,
4199        };
4200
4201        v_flex()
4202            .on_action(cx.listener(Self::expand_message_editor))
4203            .on_action(cx.listener(|this, _: &ToggleProfileSelector, window, cx| {
4204                if let Some(profile_selector) = this.profile_selector.as_ref() {
4205                    profile_selector.read(cx).menu_handle().toggle(window, cx);
4206                } else if let Some(mode_selector) = this.mode_selector() {
4207                    mode_selector.read(cx).menu_handle().toggle(window, cx);
4208                }
4209            }))
4210            .on_action(cx.listener(|this, _: &CycleModeSelector, window, cx| {
4211                if let Some(mode_selector) = this.mode_selector() {
4212                    mode_selector.update(cx, |mode_selector, cx| {
4213                        mode_selector.cycle_mode(window, cx);
4214                    });
4215                }
4216            }))
4217            .on_action(cx.listener(|this, _: &ToggleModelSelector, window, cx| {
4218                if let Some(model_selector) = this.model_selector.as_ref() {
4219                    model_selector
4220                        .update(cx, |model_selector, cx| model_selector.toggle(window, cx));
4221                }
4222            }))
4223            .p_2()
4224            .gap_2()
4225            .border_t_1()
4226            .border_color(cx.theme().colors().border)
4227            .bg(editor_bg_color)
4228            .when(self.editor_expanded, |this| {
4229                this.h(vh(0.8, window)).size_full().justify_between()
4230            })
4231            .child(
4232                v_flex()
4233                    .relative()
4234                    .size_full()
4235                    .pt_1()
4236                    .pr_2p5()
4237                    .child(self.message_editor.clone())
4238                    .child(
4239                        h_flex()
4240                            .absolute()
4241                            .top_0()
4242                            .right_0()
4243                            .opacity(0.5)
4244                            .hover(|this| this.opacity(1.0))
4245                            .child(
4246                                IconButton::new("toggle-height", expand_icon)
4247                                    .icon_size(IconSize::Small)
4248                                    .icon_color(Color::Muted)
4249                                    .tooltip({
4250                                        move |_window, cx| {
4251                                            Tooltip::for_action_in(
4252                                                expand_tooltip,
4253                                                &ExpandMessageEditor,
4254                                                &focus_handle,
4255                                                cx,
4256                                            )
4257                                        }
4258                                    })
4259                                    .on_click(cx.listener(|this, _, window, cx| {
4260                                        this.expand_message_editor(
4261                                            &ExpandMessageEditor,
4262                                            window,
4263                                            cx,
4264                                        );
4265                                    })),
4266                            ),
4267                    ),
4268            )
4269            .child(
4270                h_flex()
4271                    .flex_none()
4272                    .flex_wrap()
4273                    .justify_between()
4274                    .child(
4275                        h_flex()
4276                            .gap_0p5()
4277                            .child(self.render_add_context_button(cx))
4278                            .child(self.render_follow_toggle(cx))
4279                            .children(self.render_burn_mode_toggle(cx)),
4280                    )
4281                    .child(
4282                        h_flex()
4283                            .gap_1()
4284                            .children(self.render_token_usage(cx))
4285                            .children(self.profile_selector.clone())
4286                            .children(self.mode_selector().cloned())
4287                            .children(self.model_selector.clone())
4288                            .child(self.render_send_button(cx)),
4289                    ),
4290            )
4291            .when(!enable_editor, |this| this.child(backdrop))
4292            .into_any()
4293    }
4294
4295    pub(crate) fn as_native_connection(
4296        &self,
4297        cx: &App,
4298    ) -> Option<Rc<agent::NativeAgentConnection>> {
4299        let acp_thread = self.thread()?.read(cx);
4300        acp_thread.connection().clone().downcast()
4301    }
4302
4303    pub(crate) fn as_native_thread(&self, cx: &App) -> Option<Entity<agent::Thread>> {
4304        let acp_thread = self.thread()?.read(cx);
4305        self.as_native_connection(cx)?
4306            .thread(acp_thread.session_id(), cx)
4307    }
4308
4309    fn is_using_zed_ai_models(&self, cx: &App) -> bool {
4310        self.as_native_thread(cx)
4311            .and_then(|thread| thread.read(cx).model())
4312            .is_some_and(|model| model.provider_id() == language_model::ZED_CLOUD_PROVIDER_ID)
4313    }
4314
4315    fn render_token_usage(&self, cx: &mut Context<Self>) -> Option<Div> {
4316        let thread = self.thread()?.read(cx);
4317        let usage = thread.token_usage()?;
4318        let is_generating = thread.status() != ThreadStatus::Idle;
4319
4320        let used = crate::text_thread_editor::humanize_token_count(usage.used_tokens);
4321        let max = crate::text_thread_editor::humanize_token_count(usage.max_tokens);
4322
4323        Some(
4324            h_flex()
4325                .flex_shrink_0()
4326                .gap_0p5()
4327                .mr_1p5()
4328                .child(
4329                    Label::new(used)
4330                        .size(LabelSize::Small)
4331                        .color(Color::Muted)
4332                        .map(|label| {
4333                            if is_generating {
4334                                label
4335                                    .with_animation(
4336                                        "used-tokens-label",
4337                                        Animation::new(Duration::from_secs(2))
4338                                            .repeat()
4339                                            .with_easing(pulsating_between(0.3, 0.8)),
4340                                        |label, delta| label.alpha(delta),
4341                                    )
4342                                    .into_any()
4343                            } else {
4344                                label.into_any_element()
4345                            }
4346                        }),
4347                )
4348                .child(
4349                    Label::new("/")
4350                        .size(LabelSize::Small)
4351                        .color(Color::Custom(cx.theme().colors().text_muted.opacity(0.5))),
4352                )
4353                .child(Label::new(max).size(LabelSize::Small).color(Color::Muted)),
4354        )
4355    }
4356
4357    fn toggle_burn_mode(
4358        &mut self,
4359        _: &ToggleBurnMode,
4360        _window: &mut Window,
4361        cx: &mut Context<Self>,
4362    ) {
4363        let Some(thread) = self.as_native_thread(cx) else {
4364            return;
4365        };
4366
4367        thread.update(cx, |thread, cx| {
4368            let current_mode = thread.completion_mode();
4369            thread.set_completion_mode(
4370                match current_mode {
4371                    CompletionMode::Burn => CompletionMode::Normal,
4372                    CompletionMode::Normal => CompletionMode::Burn,
4373                },
4374                cx,
4375            );
4376        });
4377    }
4378
4379    fn keep_all(&mut self, _: &KeepAll, _window: &mut Window, cx: &mut Context<Self>) {
4380        let Some(thread) = self.thread() else {
4381            return;
4382        };
4383        let telemetry = ActionLogTelemetry::from(thread.read(cx));
4384        let action_log = thread.read(cx).action_log().clone();
4385        action_log.update(cx, |action_log, cx| {
4386            action_log.keep_all_edits(Some(telemetry), cx)
4387        });
4388    }
4389
4390    fn reject_all(&mut self, _: &RejectAll, _window: &mut Window, cx: &mut Context<Self>) {
4391        let Some(thread) = self.thread() else {
4392            return;
4393        };
4394        let telemetry = ActionLogTelemetry::from(thread.read(cx));
4395        let action_log = thread.read(cx).action_log().clone();
4396        action_log
4397            .update(cx, |action_log, cx| {
4398                action_log.reject_all_edits(Some(telemetry), cx)
4399            })
4400            .detach();
4401    }
4402
4403    fn allow_always(&mut self, _: &AllowAlways, window: &mut Window, cx: &mut Context<Self>) {
4404        self.authorize_pending_tool_call(acp::PermissionOptionKind::AllowAlways, window, cx);
4405    }
4406
4407    fn allow_once(&mut self, _: &AllowOnce, window: &mut Window, cx: &mut Context<Self>) {
4408        self.authorize_pending_tool_call(acp::PermissionOptionKind::AllowOnce, window, cx);
4409    }
4410
4411    fn reject_once(&mut self, _: &RejectOnce, window: &mut Window, cx: &mut Context<Self>) {
4412        self.authorize_pending_tool_call(acp::PermissionOptionKind::RejectOnce, window, cx);
4413    }
4414
4415    fn authorize_pending_tool_call(
4416        &mut self,
4417        kind: acp::PermissionOptionKind,
4418        window: &mut Window,
4419        cx: &mut Context<Self>,
4420    ) -> Option<()> {
4421        let thread = self.thread()?.read(cx);
4422        let tool_call = thread.first_tool_awaiting_confirmation()?;
4423        let ToolCallStatus::WaitingForConfirmation { options, .. } = &tool_call.status else {
4424            return None;
4425        };
4426        let option = options.iter().find(|o| o.kind == kind)?;
4427
4428        self.authorize_tool_call(
4429            tool_call.id.clone(),
4430            option.id.clone(),
4431            option.kind,
4432            window,
4433            cx,
4434        );
4435
4436        Some(())
4437    }
4438
4439    fn render_burn_mode_toggle(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
4440        let thread = self.as_native_thread(cx)?.read(cx);
4441
4442        if thread
4443            .model()
4444            .is_none_or(|model| !model.supports_burn_mode())
4445        {
4446            return None;
4447        }
4448
4449        let active_completion_mode = thread.completion_mode();
4450        let burn_mode_enabled = active_completion_mode == CompletionMode::Burn;
4451        let icon = if burn_mode_enabled {
4452            IconName::ZedBurnModeOn
4453        } else {
4454            IconName::ZedBurnMode
4455        };
4456
4457        Some(
4458            IconButton::new("burn-mode", icon)
4459                .icon_size(IconSize::Small)
4460                .icon_color(Color::Muted)
4461                .toggle_state(burn_mode_enabled)
4462                .selected_icon_color(Color::Error)
4463                .on_click(cx.listener(|this, _event, window, cx| {
4464                    this.toggle_burn_mode(&ToggleBurnMode, window, cx);
4465                }))
4466                .tooltip(move |_window, cx| {
4467                    cx.new(|_| BurnModeTooltip::new().selected(burn_mode_enabled))
4468                        .into()
4469                })
4470                .into_any_element(),
4471        )
4472    }
4473
4474    fn render_send_button(&self, cx: &mut Context<Self>) -> AnyElement {
4475        let is_editor_empty = self.message_editor.read(cx).is_empty(cx);
4476        let is_generating = self
4477            .thread()
4478            .is_some_and(|thread| thread.read(cx).status() != ThreadStatus::Idle);
4479
4480        if self.is_loading_contents {
4481            div()
4482                .id("loading-message-content")
4483                .px_1()
4484                .tooltip(Tooltip::text("Loading Added Context…"))
4485                .child(loading_contents_spinner(IconSize::default()))
4486                .into_any_element()
4487        } else if is_generating && is_editor_empty {
4488            IconButton::new("stop-generation", IconName::Stop)
4489                .icon_color(Color::Error)
4490                .style(ButtonStyle::Tinted(ui::TintColor::Error))
4491                .tooltip(move |_window, cx| {
4492                    Tooltip::for_action("Stop Generation", &editor::actions::Cancel, cx)
4493                })
4494                .on_click(cx.listener(|this, _event, _, cx| this.cancel_generation(cx)))
4495                .into_any_element()
4496        } else {
4497            let send_btn_tooltip = if is_editor_empty && !is_generating {
4498                "Type to Send"
4499            } else if is_generating {
4500                "Stop and Send Message"
4501            } else {
4502                "Send"
4503            };
4504
4505            IconButton::new("send-message", IconName::Send)
4506                .style(ButtonStyle::Filled)
4507                .map(|this| {
4508                    if is_editor_empty && !is_generating {
4509                        this.disabled(true).icon_color(Color::Muted)
4510                    } else {
4511                        this.icon_color(Color::Accent)
4512                    }
4513                })
4514                .tooltip(move |_window, cx| Tooltip::for_action(send_btn_tooltip, &Chat, cx))
4515                .on_click(cx.listener(|this, _, window, cx| {
4516                    this.send(window, cx);
4517                }))
4518                .into_any_element()
4519        }
4520    }
4521
4522    fn is_following(&self, cx: &App) -> bool {
4523        match self.thread().map(|thread| thread.read(cx).status()) {
4524            Some(ThreadStatus::Generating) => self
4525                .workspace
4526                .read_with(cx, |workspace, _| {
4527                    workspace.is_being_followed(CollaboratorId::Agent)
4528                })
4529                .unwrap_or(false),
4530            _ => self.should_be_following,
4531        }
4532    }
4533
4534    fn toggle_following(&mut self, window: &mut Window, cx: &mut Context<Self>) {
4535        let following = self.is_following(cx);
4536
4537        self.should_be_following = !following;
4538        if self.thread().map(|thread| thread.read(cx).status()) == Some(ThreadStatus::Generating) {
4539            self.workspace
4540                .update(cx, |workspace, cx| {
4541                    if following {
4542                        workspace.unfollow(CollaboratorId::Agent, window, cx);
4543                    } else {
4544                        workspace.follow(CollaboratorId::Agent, window, cx);
4545                    }
4546                })
4547                .ok();
4548        }
4549
4550        telemetry::event!("Follow Agent Selected", following = !following);
4551    }
4552
4553    fn render_follow_toggle(&self, cx: &mut Context<Self>) -> impl IntoElement {
4554        let following = self.is_following(cx);
4555
4556        let tooltip_label = if following {
4557            if self.agent.name() == "Zed Agent" {
4558                format!("Stop Following the {}", self.agent.name())
4559            } else {
4560                format!("Stop Following {}", self.agent.name())
4561            }
4562        } else {
4563            if self.agent.name() == "Zed Agent" {
4564                format!("Follow the {}", self.agent.name())
4565            } else {
4566                format!("Follow {}", self.agent.name())
4567            }
4568        };
4569
4570        IconButton::new("follow-agent", IconName::Crosshair)
4571            .icon_size(IconSize::Small)
4572            .icon_color(Color::Muted)
4573            .toggle_state(following)
4574            .selected_icon_color(Some(Color::Custom(cx.theme().players().agent().cursor)))
4575            .tooltip(move |_window, cx| {
4576                if following {
4577                    Tooltip::for_action(tooltip_label.clone(), &Follow, cx)
4578                } else {
4579                    Tooltip::with_meta(
4580                        tooltip_label.clone(),
4581                        Some(&Follow),
4582                        "Track the agent's location as it reads and edits files.",
4583                        cx,
4584                    )
4585                }
4586            })
4587            .on_click(cx.listener(move |this, _, window, cx| {
4588                this.toggle_following(window, cx);
4589            }))
4590    }
4591
4592    fn render_add_context_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
4593        let message_editor = self.message_editor.clone();
4594        let menu_visible = message_editor.read(cx).is_completions_menu_visible(cx);
4595
4596        IconButton::new("add-context", IconName::AtSign)
4597            .icon_size(IconSize::Small)
4598            .icon_color(Color::Muted)
4599            .when(!menu_visible, |this| {
4600                this.tooltip(move |_window, cx| {
4601                    Tooltip::with_meta("Add Context", None, "Or type @ to include context", cx)
4602                })
4603            })
4604            .on_click(cx.listener(move |_this, _, window, cx| {
4605                let message_editor_clone = message_editor.clone();
4606
4607                window.defer(cx, move |window, cx| {
4608                    message_editor_clone.update(cx, |message_editor, cx| {
4609                        message_editor.trigger_completion_menu(window, cx);
4610                    });
4611                });
4612            }))
4613    }
4614
4615    fn render_markdown(&self, markdown: Entity<Markdown>, style: MarkdownStyle) -> MarkdownElement {
4616        let workspace = self.workspace.clone();
4617        MarkdownElement::new(markdown, style).on_url_click(move |text, window, cx| {
4618            Self::open_link(text, &workspace, window, cx);
4619        })
4620    }
4621
4622    fn open_link(
4623        url: SharedString,
4624        workspace: &WeakEntity<Workspace>,
4625        window: &mut Window,
4626        cx: &mut App,
4627    ) {
4628        let Some(workspace) = workspace.upgrade() else {
4629            cx.open_url(&url);
4630            return;
4631        };
4632
4633        if let Some(mention) = MentionUri::parse(&url, workspace.read(cx).path_style(cx)).log_err()
4634        {
4635            workspace.update(cx, |workspace, cx| match mention {
4636                MentionUri::File { abs_path } => {
4637                    let project = workspace.project();
4638                    let Some(path) =
4639                        project.update(cx, |project, cx| project.find_project_path(abs_path, cx))
4640                    else {
4641                        return;
4642                    };
4643
4644                    workspace
4645                        .open_path(path, None, true, window, cx)
4646                        .detach_and_log_err(cx);
4647                }
4648                MentionUri::PastedImage => {}
4649                MentionUri::Directory { abs_path } => {
4650                    let project = workspace.project();
4651                    let Some(entry_id) = project.update(cx, |project, cx| {
4652                        let path = project.find_project_path(abs_path, cx)?;
4653                        project.entry_for_path(&path, cx).map(|entry| entry.id)
4654                    }) else {
4655                        return;
4656                    };
4657
4658                    project.update(cx, |_, cx| {
4659                        cx.emit(project::Event::RevealInProjectPanel(entry_id));
4660                    });
4661                }
4662                MentionUri::Symbol {
4663                    abs_path: path,
4664                    line_range,
4665                    ..
4666                }
4667                | MentionUri::Selection {
4668                    abs_path: Some(path),
4669                    line_range,
4670                } => {
4671                    let project = workspace.project();
4672                    let Some(path) =
4673                        project.update(cx, |project, cx| project.find_project_path(path, cx))
4674                    else {
4675                        return;
4676                    };
4677
4678                    let item = workspace.open_path(path, None, true, window, cx);
4679                    window
4680                        .spawn(cx, async move |cx| {
4681                            let Some(editor) = item.await?.downcast::<Editor>() else {
4682                                return Ok(());
4683                            };
4684                            let range = Point::new(*line_range.start(), 0)
4685                                ..Point::new(*line_range.start(), 0);
4686                            editor
4687                                .update_in(cx, |editor, window, cx| {
4688                                    editor.change_selections(
4689                                        SelectionEffects::scroll(Autoscroll::center()),
4690                                        window,
4691                                        cx,
4692                                        |s| s.select_ranges(vec![range]),
4693                                    );
4694                                })
4695                                .ok();
4696                            anyhow::Ok(())
4697                        })
4698                        .detach_and_log_err(cx);
4699                }
4700                MentionUri::Selection { abs_path: None, .. } => {}
4701                MentionUri::Thread { id, name } => {
4702                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
4703                        panel.update(cx, |panel, cx| {
4704                            panel.load_agent_thread(
4705                                DbThreadMetadata {
4706                                    id,
4707                                    title: name.into(),
4708                                    updated_at: Default::default(),
4709                                },
4710                                window,
4711                                cx,
4712                            )
4713                        });
4714                    }
4715                }
4716                MentionUri::TextThread { path, .. } => {
4717                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
4718                        panel.update(cx, |panel, cx| {
4719                            panel
4720                                .open_saved_text_thread(path.as_path().into(), window, cx)
4721                                .detach_and_log_err(cx);
4722                        });
4723                    }
4724                }
4725                MentionUri::Rule { id, .. } => {
4726                    let PromptId::User { uuid } = id else {
4727                        return;
4728                    };
4729                    window.dispatch_action(
4730                        Box::new(OpenRulesLibrary {
4731                            prompt_to_select: Some(uuid.0),
4732                        }),
4733                        cx,
4734                    )
4735                }
4736                MentionUri::Fetch { url } => {
4737                    cx.open_url(url.as_str());
4738                }
4739            })
4740        } else {
4741            cx.open_url(&url);
4742        }
4743    }
4744
4745    fn open_tool_call_location(
4746        &self,
4747        entry_ix: usize,
4748        location_ix: usize,
4749        window: &mut Window,
4750        cx: &mut Context<Self>,
4751    ) -> Option<()> {
4752        let (tool_call_location, agent_location) = self
4753            .thread()?
4754            .read(cx)
4755            .entries()
4756            .get(entry_ix)?
4757            .location(location_ix)?;
4758
4759        let project_path = self
4760            .project
4761            .read(cx)
4762            .find_project_path(&tool_call_location.path, cx)?;
4763
4764        let open_task = self
4765            .workspace
4766            .update(cx, |workspace, cx| {
4767                workspace.open_path(project_path, None, true, window, cx)
4768            })
4769            .log_err()?;
4770        window
4771            .spawn(cx, async move |cx| {
4772                let item = open_task.await?;
4773
4774                let Some(active_editor) = item.downcast::<Editor>() else {
4775                    return anyhow::Ok(());
4776                };
4777
4778                active_editor.update_in(cx, |editor, window, cx| {
4779                    let multibuffer = editor.buffer().read(cx);
4780                    let buffer = multibuffer.as_singleton();
4781                    if agent_location.buffer.upgrade() == buffer {
4782                        let excerpt_id = multibuffer.excerpt_ids().first().cloned();
4783                        let anchor =
4784                            editor::Anchor::in_buffer(excerpt_id.unwrap(), agent_location.position);
4785                        editor.change_selections(Default::default(), window, cx, |selections| {
4786                            selections.select_anchor_ranges([anchor..anchor]);
4787                        })
4788                    } else {
4789                        let row = tool_call_location.line.unwrap_or_default();
4790                        editor.change_selections(Default::default(), window, cx, |selections| {
4791                            selections.select_ranges([Point::new(row, 0)..Point::new(row, 0)]);
4792                        })
4793                    }
4794                })?;
4795
4796                anyhow::Ok(())
4797            })
4798            .detach_and_log_err(cx);
4799
4800        None
4801    }
4802
4803    pub fn open_thread_as_markdown(
4804        &self,
4805        workspace: Entity<Workspace>,
4806        window: &mut Window,
4807        cx: &mut App,
4808    ) -> Task<Result<()>> {
4809        let markdown_language_task = workspace
4810            .read(cx)
4811            .app_state()
4812            .languages
4813            .language_for_name("Markdown");
4814
4815        let (thread_title, markdown) = if let Some(thread) = self.thread() {
4816            let thread = thread.read(cx);
4817            (thread.title().to_string(), thread.to_markdown(cx))
4818        } else {
4819            return Task::ready(Ok(()));
4820        };
4821
4822        let project = workspace.read(cx).project().clone();
4823        window.spawn(cx, async move |cx| {
4824            let markdown_language = markdown_language_task.await?;
4825
4826            let buffer = project
4827                .update(cx, |project, cx| project.create_buffer(false, cx))?
4828                .await?;
4829
4830            buffer.update(cx, |buffer, cx| {
4831                buffer.set_text(markdown, cx);
4832                buffer.set_language(Some(markdown_language), cx);
4833                buffer.set_capability(language::Capability::ReadWrite, cx);
4834            })?;
4835
4836            workspace.update_in(cx, |workspace, window, cx| {
4837                let buffer = cx
4838                    .new(|cx| MultiBuffer::singleton(buffer, cx).with_title(thread_title.clone()));
4839
4840                workspace.add_item_to_active_pane(
4841                    Box::new(cx.new(|cx| {
4842                        let mut editor =
4843                            Editor::for_multibuffer(buffer, Some(project.clone()), window, cx);
4844                        editor.set_breadcrumb_header(thread_title);
4845                        editor
4846                    })),
4847                    None,
4848                    true,
4849                    window,
4850                    cx,
4851                );
4852            })?;
4853            anyhow::Ok(())
4854        })
4855    }
4856
4857    fn scroll_to_top(&mut self, cx: &mut Context<Self>) {
4858        self.list_state.scroll_to(ListOffset::default());
4859        cx.notify();
4860    }
4861
4862    pub fn scroll_to_bottom(&mut self, cx: &mut Context<Self>) {
4863        if let Some(thread) = self.thread() {
4864            let entry_count = thread.read(cx).entries().len();
4865            self.list_state.reset(entry_count);
4866            cx.notify();
4867        }
4868    }
4869
4870    fn notify_with_sound(
4871        &mut self,
4872        caption: impl Into<SharedString>,
4873        icon: IconName,
4874        window: &mut Window,
4875        cx: &mut Context<Self>,
4876    ) {
4877        self.play_notification_sound(window, cx);
4878        self.show_notification(caption, icon, window, cx);
4879    }
4880
4881    fn play_notification_sound(&self, window: &Window, cx: &mut App) {
4882        let settings = AgentSettings::get_global(cx);
4883        if settings.play_sound_when_agent_done && !window.is_window_active() {
4884            Audio::play_sound(Sound::AgentDone, cx);
4885        }
4886    }
4887
4888    fn show_notification(
4889        &mut self,
4890        caption: impl Into<SharedString>,
4891        icon: IconName,
4892        window: &mut Window,
4893        cx: &mut Context<Self>,
4894    ) {
4895        if !self.notifications.is_empty() {
4896            return;
4897        }
4898
4899        let settings = AgentSettings::get_global(cx);
4900
4901        let window_is_inactive = !window.is_window_active();
4902        let panel_is_hidden = self
4903            .workspace
4904            .upgrade()
4905            .map(|workspace| AgentPanel::is_hidden(&workspace, cx))
4906            .unwrap_or(true);
4907
4908        let should_notify = window_is_inactive || panel_is_hidden;
4909
4910        if !should_notify {
4911            return;
4912        }
4913
4914        // TODO: Change this once we have title summarization for external agents.
4915        let title = self.agent.name();
4916
4917        match settings.notify_when_agent_waiting {
4918            NotifyWhenAgentWaiting::PrimaryScreen => {
4919                if let Some(primary) = cx.primary_display() {
4920                    self.pop_up(icon, caption.into(), title, window, primary, cx);
4921                }
4922            }
4923            NotifyWhenAgentWaiting::AllScreens => {
4924                let caption = caption.into();
4925                for screen in cx.displays() {
4926                    self.pop_up(icon, caption.clone(), title.clone(), window, screen, cx);
4927                }
4928            }
4929            NotifyWhenAgentWaiting::Never => {
4930                // Don't show anything
4931            }
4932        }
4933    }
4934
4935    fn pop_up(
4936        &mut self,
4937        icon: IconName,
4938        caption: SharedString,
4939        title: SharedString,
4940        window: &mut Window,
4941        screen: Rc<dyn PlatformDisplay>,
4942        cx: &mut Context<Self>,
4943    ) {
4944        let options = AgentNotification::window_options(screen, cx);
4945
4946        let project_name = self.workspace.upgrade().and_then(|workspace| {
4947            workspace
4948                .read(cx)
4949                .project()
4950                .read(cx)
4951                .visible_worktrees(cx)
4952                .next()
4953                .map(|worktree| worktree.read(cx).root_name_str().to_string())
4954        });
4955
4956        if let Some(screen_window) = cx
4957            .open_window(options, |_, cx| {
4958                cx.new(|_| {
4959                    AgentNotification::new(title.clone(), caption.clone(), icon, project_name)
4960                })
4961            })
4962            .log_err()
4963            && let Some(pop_up) = screen_window.entity(cx).log_err()
4964        {
4965            self.notification_subscriptions
4966                .entry(screen_window)
4967                .or_insert_with(Vec::new)
4968                .push(cx.subscribe_in(&pop_up, window, {
4969                    |this, _, event, window, cx| match event {
4970                        AgentNotificationEvent::Accepted => {
4971                            let handle = window.window_handle();
4972                            cx.activate(true);
4973
4974                            let workspace_handle = this.workspace.clone();
4975
4976                            // If there are multiple Zed windows, activate the correct one.
4977                            cx.defer(move |cx| {
4978                                handle
4979                                    .update(cx, |_view, window, _cx| {
4980                                        window.activate_window();
4981
4982                                        if let Some(workspace) = workspace_handle.upgrade() {
4983                                            workspace.update(_cx, |workspace, cx| {
4984                                                workspace.focus_panel::<AgentPanel>(window, cx);
4985                                            });
4986                                        }
4987                                    })
4988                                    .log_err();
4989                            });
4990
4991                            this.dismiss_notifications(cx);
4992                        }
4993                        AgentNotificationEvent::Dismissed => {
4994                            this.dismiss_notifications(cx);
4995                        }
4996                    }
4997                }));
4998
4999            self.notifications.push(screen_window);
5000
5001            // If the user manually refocuses the original window, dismiss the popup.
5002            self.notification_subscriptions
5003                .entry(screen_window)
5004                .or_insert_with(Vec::new)
5005                .push({
5006                    let pop_up_weak = pop_up.downgrade();
5007
5008                    cx.observe_window_activation(window, move |_, window, cx| {
5009                        if window.is_window_active()
5010                            && let Some(pop_up) = pop_up_weak.upgrade()
5011                        {
5012                            pop_up.update(cx, |_, cx| {
5013                                cx.emit(AgentNotificationEvent::Dismissed);
5014                            });
5015                        }
5016                    })
5017                });
5018        }
5019    }
5020
5021    fn dismiss_notifications(&mut self, cx: &mut Context<Self>) {
5022        for window in self.notifications.drain(..) {
5023            window
5024                .update(cx, |_, window, _| {
5025                    window.remove_window();
5026                })
5027                .ok();
5028
5029            self.notification_subscriptions.remove(&window);
5030        }
5031    }
5032
5033    fn render_generating(&self, confirmation: bool) -> impl IntoElement {
5034        h_flex()
5035            .id("generating-spinner")
5036            .py_2()
5037            .px(rems_from_px(22.))
5038            .map(|this| {
5039                if confirmation {
5040                    this.gap_2()
5041                        .child(
5042                            h_flex()
5043                                .w_2()
5044                                .child(SpinnerLabel::sand().size(LabelSize::Small)),
5045                        )
5046                        .child(
5047                            LoadingLabel::new("Waiting Confirmation")
5048                                .size(LabelSize::Small)
5049                                .color(Color::Muted),
5050                        )
5051                } else {
5052                    this.child(SpinnerLabel::new().size(LabelSize::Small))
5053                }
5054            })
5055            .into_any_element()
5056    }
5057
5058    fn render_thread_controls(
5059        &self,
5060        thread: &Entity<AcpThread>,
5061        cx: &Context<Self>,
5062    ) -> impl IntoElement {
5063        let is_generating = matches!(thread.read(cx).status(), ThreadStatus::Generating);
5064        if is_generating {
5065            return self.render_generating(false).into_any_element();
5066        }
5067
5068        let open_as_markdown = IconButton::new("open-as-markdown", IconName::FileMarkdown)
5069            .shape(ui::IconButtonShape::Square)
5070            .icon_size(IconSize::Small)
5071            .icon_color(Color::Ignored)
5072            .tooltip(Tooltip::text("Open Thread as Markdown"))
5073            .on_click(cx.listener(move |this, _, window, cx| {
5074                if let Some(workspace) = this.workspace.upgrade() {
5075                    this.open_thread_as_markdown(workspace, window, cx)
5076                        .detach_and_log_err(cx);
5077                }
5078            }));
5079
5080        let scroll_to_top = IconButton::new("scroll_to_top", IconName::ArrowUp)
5081            .shape(ui::IconButtonShape::Square)
5082            .icon_size(IconSize::Small)
5083            .icon_color(Color::Ignored)
5084            .tooltip(Tooltip::text("Scroll To Top"))
5085            .on_click(cx.listener(move |this, _, _, cx| {
5086                this.scroll_to_top(cx);
5087            }));
5088
5089        let mut container = h_flex()
5090            .w_full()
5091            .py_2()
5092            .px_5()
5093            .gap_px()
5094            .opacity(0.6)
5095            .hover(|s| s.opacity(1.))
5096            .justify_end();
5097
5098        if AgentSettings::get_global(cx).enable_feedback
5099            && self
5100                .thread()
5101                .is_some_and(|thread| thread.read(cx).connection().telemetry().is_some())
5102        {
5103            let feedback = self.thread_feedback.feedback;
5104
5105            let tooltip_meta = || {
5106                SharedString::new(
5107                    "Rating the thread sends all of your current conversation to the Zed team.",
5108                )
5109            };
5110
5111            container = container
5112                .child(
5113                    IconButton::new("feedback-thumbs-up", IconName::ThumbsUp)
5114                        .shape(ui::IconButtonShape::Square)
5115                        .icon_size(IconSize::Small)
5116                        .icon_color(match feedback {
5117                            Some(ThreadFeedback::Positive) => Color::Accent,
5118                            _ => Color::Ignored,
5119                        })
5120                        .tooltip(move |window, cx| match feedback {
5121                            Some(ThreadFeedback::Positive) => {
5122                                Tooltip::text("Thanks for your feedback!")(window, cx)
5123                            }
5124                            _ => Tooltip::with_meta("Helpful Response", None, tooltip_meta(), cx),
5125                        })
5126                        .on_click(cx.listener(move |this, _, window, cx| {
5127                            this.handle_feedback_click(ThreadFeedback::Positive, window, cx);
5128                        })),
5129                )
5130                .child(
5131                    IconButton::new("feedback-thumbs-down", IconName::ThumbsDown)
5132                        .shape(ui::IconButtonShape::Square)
5133                        .icon_size(IconSize::Small)
5134                        .icon_color(match feedback {
5135                            Some(ThreadFeedback::Negative) => Color::Accent,
5136                            _ => Color::Ignored,
5137                        })
5138                        .tooltip(move |window, cx| match feedback {
5139                            Some(ThreadFeedback::Negative) => {
5140                                Tooltip::text(
5141                                    "We appreciate your feedback and will use it to improve in the future.",
5142                                )(window, cx)
5143                            }
5144                            _ => {
5145                                Tooltip::with_meta("Not Helpful Response", None, tooltip_meta(), cx)
5146                            }
5147                        })
5148                        .on_click(cx.listener(move |this, _, window, cx| {
5149                            this.handle_feedback_click(ThreadFeedback::Negative, window, cx);
5150                        })),
5151                );
5152        }
5153
5154        container
5155            .child(open_as_markdown)
5156            .child(scroll_to_top)
5157            .into_any_element()
5158    }
5159
5160    fn render_feedback_feedback_editor(editor: Entity<Editor>, cx: &Context<Self>) -> Div {
5161        h_flex()
5162            .key_context("AgentFeedbackMessageEditor")
5163            .on_action(cx.listener(move |this, _: &menu::Cancel, _, cx| {
5164                this.thread_feedback.dismiss_comments();
5165                cx.notify();
5166            }))
5167            .on_action(cx.listener(move |this, _: &menu::Confirm, _window, cx| {
5168                this.submit_feedback_message(cx);
5169            }))
5170            .p_2()
5171            .mb_2()
5172            .mx_5()
5173            .gap_1()
5174            .rounded_md()
5175            .border_1()
5176            .border_color(cx.theme().colors().border)
5177            .bg(cx.theme().colors().editor_background)
5178            .child(div().w_full().child(editor))
5179            .child(
5180                h_flex()
5181                    .child(
5182                        IconButton::new("dismiss-feedback-message", IconName::Close)
5183                            .icon_color(Color::Error)
5184                            .icon_size(IconSize::XSmall)
5185                            .shape(ui::IconButtonShape::Square)
5186                            .on_click(cx.listener(move |this, _, _window, cx| {
5187                                this.thread_feedback.dismiss_comments();
5188                                cx.notify();
5189                            })),
5190                    )
5191                    .child(
5192                        IconButton::new("submit-feedback-message", IconName::Return)
5193                            .icon_size(IconSize::XSmall)
5194                            .shape(ui::IconButtonShape::Square)
5195                            .on_click(cx.listener(move |this, _, _window, cx| {
5196                                this.submit_feedback_message(cx);
5197                            })),
5198                    ),
5199            )
5200    }
5201
5202    fn handle_feedback_click(
5203        &mut self,
5204        feedback: ThreadFeedback,
5205        window: &mut Window,
5206        cx: &mut Context<Self>,
5207    ) {
5208        let Some(thread) = self.thread().cloned() else {
5209            return;
5210        };
5211
5212        self.thread_feedback.submit(thread, feedback, window, cx);
5213        cx.notify();
5214    }
5215
5216    fn submit_feedback_message(&mut self, cx: &mut Context<Self>) {
5217        let Some(thread) = self.thread().cloned() else {
5218            return;
5219        };
5220
5221        self.thread_feedback.submit_comments(thread, cx);
5222        cx.notify();
5223    }
5224
5225    fn render_token_limit_callout(
5226        &self,
5227        line_height: Pixels,
5228        cx: &mut Context<Self>,
5229    ) -> Option<Callout> {
5230        let token_usage = self.thread()?.read(cx).token_usage()?;
5231        let ratio = token_usage.ratio();
5232
5233        let (severity, title) = match ratio {
5234            acp_thread::TokenUsageRatio::Normal => return None,
5235            acp_thread::TokenUsageRatio::Warning => {
5236                (Severity::Warning, "Thread reaching the token limit soon")
5237            }
5238            acp_thread::TokenUsageRatio::Exceeded => {
5239                (Severity::Error, "Thread reached the token limit")
5240            }
5241        };
5242
5243        let burn_mode_available = self.as_native_thread(cx).is_some_and(|thread| {
5244            thread.read(cx).completion_mode() == CompletionMode::Normal
5245                && thread
5246                    .read(cx)
5247                    .model()
5248                    .is_some_and(|model| model.supports_burn_mode())
5249        });
5250
5251        let description = if burn_mode_available {
5252            "To continue, start a new thread from a summary or turn Burn Mode on."
5253        } else {
5254            "To continue, start a new thread from a summary."
5255        };
5256
5257        Some(
5258            Callout::new()
5259                .severity(severity)
5260                .line_height(line_height)
5261                .title(title)
5262                .description(description)
5263                .actions_slot(
5264                    h_flex()
5265                        .gap_0p5()
5266                        .child(
5267                            Button::new("start-new-thread", "Start New Thread")
5268                                .label_size(LabelSize::Small)
5269                                .on_click(cx.listener(|this, _, window, cx| {
5270                                    let Some(thread) = this.thread() else {
5271                                        return;
5272                                    };
5273                                    let session_id = thread.read(cx).session_id().clone();
5274                                    window.dispatch_action(
5275                                        crate::NewNativeAgentThreadFromSummary {
5276                                            from_session_id: session_id,
5277                                        }
5278                                        .boxed_clone(),
5279                                        cx,
5280                                    );
5281                                })),
5282                        )
5283                        .when(burn_mode_available, |this| {
5284                            this.child(
5285                                IconButton::new("burn-mode-callout", IconName::ZedBurnMode)
5286                                    .icon_size(IconSize::XSmall)
5287                                    .on_click(cx.listener(|this, _event, window, cx| {
5288                                        this.toggle_burn_mode(&ToggleBurnMode, window, cx);
5289                                    })),
5290                            )
5291                        }),
5292                ),
5293        )
5294    }
5295
5296    fn render_usage_callout(&self, line_height: Pixels, cx: &mut Context<Self>) -> Option<Div> {
5297        if !self.is_using_zed_ai_models(cx) {
5298            return None;
5299        }
5300
5301        let user_store = self.project.read(cx).user_store().read(cx);
5302        if user_store.is_usage_based_billing_enabled() {
5303            return None;
5304        }
5305
5306        let plan = user_store
5307            .plan()
5308            .unwrap_or(cloud_llm_client::Plan::V1(PlanV1::ZedFree));
5309
5310        let usage = user_store.model_request_usage()?;
5311
5312        Some(
5313            div()
5314                .child(UsageCallout::new(plan, usage))
5315                .line_height(line_height),
5316        )
5317    }
5318
5319    fn agent_ui_font_size_changed(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
5320        self.entry_view_state.update(cx, |entry_view_state, cx| {
5321            entry_view_state.agent_ui_font_size_changed(cx);
5322        });
5323    }
5324
5325    pub(crate) fn insert_dragged_files(
5326        &self,
5327        paths: Vec<project::ProjectPath>,
5328        added_worktrees: Vec<Entity<project::Worktree>>,
5329        window: &mut Window,
5330        cx: &mut Context<Self>,
5331    ) {
5332        self.message_editor.update(cx, |message_editor, cx| {
5333            message_editor.insert_dragged_files(paths, added_worktrees, window, cx);
5334        })
5335    }
5336
5337    /// Inserts the selected text into the message editor or the message being
5338    /// edited, if any.
5339    pub(crate) fn insert_selections(&self, window: &mut Window, cx: &mut Context<Self>) {
5340        self.active_editor(cx).update(cx, |editor, cx| {
5341            editor.insert_selections(window, cx);
5342        });
5343    }
5344
5345    fn render_thread_retry_status_callout(
5346        &self,
5347        _window: &mut Window,
5348        _cx: &mut Context<Self>,
5349    ) -> Option<Callout> {
5350        let state = self.thread_retry_status.as_ref()?;
5351
5352        let next_attempt_in = state
5353            .duration
5354            .saturating_sub(Instant::now().saturating_duration_since(state.started_at));
5355        if next_attempt_in.is_zero() {
5356            return None;
5357        }
5358
5359        let next_attempt_in_secs = next_attempt_in.as_secs() + 1;
5360
5361        let retry_message = if state.max_attempts == 1 {
5362            if next_attempt_in_secs == 1 {
5363                "Retrying. Next attempt in 1 second.".to_string()
5364            } else {
5365                format!("Retrying. Next attempt in {next_attempt_in_secs} seconds.")
5366            }
5367        } else if next_attempt_in_secs == 1 {
5368            format!(
5369                "Retrying. Next attempt in 1 second (Attempt {} of {}).",
5370                state.attempt, state.max_attempts,
5371            )
5372        } else {
5373            format!(
5374                "Retrying. Next attempt in {next_attempt_in_secs} seconds (Attempt {} of {}).",
5375                state.attempt, state.max_attempts,
5376            )
5377        };
5378
5379        Some(
5380            Callout::new()
5381                .severity(Severity::Warning)
5382                .title(state.last_error.clone())
5383                .description(retry_message),
5384        )
5385    }
5386
5387    fn render_codex_windows_warning(&self, cx: &mut Context<Self>) -> Option<Callout> {
5388        if self.show_codex_windows_warning {
5389            Some(
5390                Callout::new()
5391                    .icon(IconName::Warning)
5392                    .severity(Severity::Warning)
5393                    .title("Codex on Windows")
5394                    .description(
5395                        "For best performance, run Codex in Windows Subsystem for Linux (WSL2)",
5396                    )
5397                    .actions_slot(
5398                        Button::new("open-wsl-modal", "Open in WSL")
5399                            .icon_size(IconSize::Small)
5400                            .icon_color(Color::Muted)
5401                            .on_click(cx.listener({
5402                                move |_, _, _window, cx| {
5403                                    #[cfg(windows)]
5404                                    _window.dispatch_action(
5405                                        zed_actions::wsl_actions::OpenWsl::default().boxed_clone(),
5406                                        cx,
5407                                    );
5408                                    cx.notify();
5409                                }
5410                            })),
5411                    )
5412                    .dismiss_action(
5413                        IconButton::new("dismiss", IconName::Close)
5414                            .icon_size(IconSize::Small)
5415                            .icon_color(Color::Muted)
5416                            .tooltip(Tooltip::text("Dismiss Warning"))
5417                            .on_click(cx.listener({
5418                                move |this, _, _, cx| {
5419                                    this.show_codex_windows_warning = false;
5420                                    cx.notify();
5421                                }
5422                            })),
5423                    ),
5424            )
5425        } else {
5426            None
5427        }
5428    }
5429
5430    fn render_thread_error(&mut self, window: &mut Window, cx: &mut Context<Self>) -> Option<Div> {
5431        let content = match self.thread_error.as_ref()? {
5432            ThreadError::Other(error) => self.render_any_thread_error(error.clone(), window, cx),
5433            ThreadError::Refusal => self.render_refusal_error(cx),
5434            ThreadError::AuthenticationRequired(error) => {
5435                self.render_authentication_required_error(error.clone(), cx)
5436            }
5437            ThreadError::PaymentRequired => self.render_payment_required_error(cx),
5438            ThreadError::ModelRequestLimitReached(plan) => {
5439                self.render_model_request_limit_reached_error(*plan, cx)
5440            }
5441            ThreadError::ToolUseLimitReached => self.render_tool_use_limit_reached_error(cx)?,
5442        };
5443
5444        Some(div().child(content))
5445    }
5446
5447    fn render_new_version_callout(&self, version: &SharedString, cx: &mut Context<Self>) -> Div {
5448        v_flex().w_full().justify_end().child(
5449            h_flex()
5450                .p_2()
5451                .pr_3()
5452                .w_full()
5453                .gap_1p5()
5454                .border_t_1()
5455                .border_color(cx.theme().colors().border)
5456                .bg(cx.theme().colors().element_background)
5457                .child(
5458                    h_flex()
5459                        .flex_1()
5460                        .gap_1p5()
5461                        .child(
5462                            Icon::new(IconName::Download)
5463                                .color(Color::Accent)
5464                                .size(IconSize::Small),
5465                        )
5466                        .child(Label::new("New version available").size(LabelSize::Small)),
5467                )
5468                .child(
5469                    Button::new("update-button", format!("Update to v{}", version))
5470                        .label_size(LabelSize::Small)
5471                        .style(ButtonStyle::Tinted(TintColor::Accent))
5472                        .on_click(cx.listener(|this, _, window, cx| {
5473                            this.reset(window, cx);
5474                        })),
5475                ),
5476        )
5477    }
5478
5479    fn current_mode_id(&self, cx: &App) -> Option<Arc<str>> {
5480        if let Some(thread) = self.as_native_thread(cx) {
5481            Some(thread.read(cx).profile().0.clone())
5482        } else if let Some(mode_selector) = self.mode_selector() {
5483            Some(mode_selector.read(cx).mode().0)
5484        } else {
5485            None
5486        }
5487    }
5488
5489    fn current_model_id(&self, cx: &App) -> Option<String> {
5490        self.model_selector
5491            .as_ref()
5492            .and_then(|selector| selector.read(cx).active_model(cx).map(|m| m.id.to_string()))
5493    }
5494
5495    fn current_model_name(&self, cx: &App) -> SharedString {
5496        // For native agent (Zed Agent), use the specific model name (e.g., "Claude 3.5 Sonnet")
5497        // For ACP agents, use the agent name (e.g., "Claude Code", "Gemini CLI")
5498        // This provides better clarity about what refused the request
5499        if self.as_native_connection(cx).is_some() {
5500            self.model_selector
5501                .as_ref()
5502                .and_then(|selector| selector.read(cx).active_model(cx))
5503                .map(|model| model.name.clone())
5504                .unwrap_or_else(|| SharedString::from("The model"))
5505        } else {
5506            // ACP agent - use the agent name (e.g., "Claude Code", "Gemini CLI")
5507            self.agent.name()
5508        }
5509    }
5510
5511    fn render_refusal_error(&self, cx: &mut Context<'_, Self>) -> Callout {
5512        let model_or_agent_name = self.current_model_name(cx);
5513        let refusal_message = format!(
5514            "{} refused to respond to this prompt. This can happen when a model believes the prompt violates its content policy or safety guidelines, so rephrasing it can sometimes address the issue.",
5515            model_or_agent_name
5516        );
5517
5518        Callout::new()
5519            .severity(Severity::Error)
5520            .title("Request Refused")
5521            .icon(IconName::XCircle)
5522            .description(refusal_message.clone())
5523            .actions_slot(self.create_copy_button(&refusal_message))
5524            .dismiss_action(self.dismiss_error_button(cx))
5525    }
5526
5527    fn render_any_thread_error(
5528        &mut self,
5529        error: SharedString,
5530        window: &mut Window,
5531        cx: &mut Context<'_, Self>,
5532    ) -> Callout {
5533        let can_resume = self
5534            .thread()
5535            .map_or(false, |thread| thread.read(cx).can_resume(cx));
5536
5537        let can_enable_burn_mode = self.as_native_thread(cx).map_or(false, |thread| {
5538            let thread = thread.read(cx);
5539            let supports_burn_mode = thread
5540                .model()
5541                .map_or(false, |model| model.supports_burn_mode());
5542            supports_burn_mode && thread.completion_mode() == CompletionMode::Normal
5543        });
5544
5545        let markdown = if let Some(markdown) = &self.thread_error_markdown {
5546            markdown.clone()
5547        } else {
5548            let markdown = cx.new(|cx| Markdown::new(error.clone(), None, None, cx));
5549            self.thread_error_markdown = Some(markdown.clone());
5550            markdown
5551        };
5552
5553        let markdown_style = default_markdown_style(false, true, window, cx);
5554        let description = self
5555            .render_markdown(markdown, markdown_style)
5556            .into_any_element();
5557
5558        Callout::new()
5559            .severity(Severity::Error)
5560            .icon(IconName::XCircle)
5561            .title("An Error Happened")
5562            .description_slot(description)
5563            .actions_slot(
5564                h_flex()
5565                    .gap_0p5()
5566                    .when(can_resume && can_enable_burn_mode, |this| {
5567                        this.child(
5568                            Button::new("enable-burn-mode-and-retry", "Enable Burn Mode and Retry")
5569                                .icon(IconName::ZedBurnMode)
5570                                .icon_position(IconPosition::Start)
5571                                .icon_size(IconSize::Small)
5572                                .label_size(LabelSize::Small)
5573                                .on_click(cx.listener(|this, _, window, cx| {
5574                                    this.toggle_burn_mode(&ToggleBurnMode, window, cx);
5575                                    this.resume_chat(cx);
5576                                })),
5577                        )
5578                    })
5579                    .when(can_resume, |this| {
5580                        this.child(
5581                            IconButton::new("retry", IconName::RotateCw)
5582                                .icon_size(IconSize::Small)
5583                                .tooltip(Tooltip::text("Retry Generation"))
5584                                .on_click(cx.listener(|this, _, _window, cx| {
5585                                    this.resume_chat(cx);
5586                                })),
5587                        )
5588                    })
5589                    .child(self.create_copy_button(error.to_string())),
5590            )
5591            .dismiss_action(self.dismiss_error_button(cx))
5592    }
5593
5594    fn render_payment_required_error(&self, cx: &mut Context<Self>) -> Callout {
5595        const ERROR_MESSAGE: &str =
5596            "You reached your free usage limit. Upgrade to Zed Pro for more prompts.";
5597
5598        Callout::new()
5599            .severity(Severity::Error)
5600            .icon(IconName::XCircle)
5601            .title("Free Usage Exceeded")
5602            .description(ERROR_MESSAGE)
5603            .actions_slot(
5604                h_flex()
5605                    .gap_0p5()
5606                    .child(self.upgrade_button(cx))
5607                    .child(self.create_copy_button(ERROR_MESSAGE)),
5608            )
5609            .dismiss_action(self.dismiss_error_button(cx))
5610    }
5611
5612    fn render_authentication_required_error(
5613        &self,
5614        error: SharedString,
5615        cx: &mut Context<Self>,
5616    ) -> Callout {
5617        Callout::new()
5618            .severity(Severity::Error)
5619            .title("Authentication Required")
5620            .icon(IconName::XCircle)
5621            .description(error.clone())
5622            .actions_slot(
5623                h_flex()
5624                    .gap_0p5()
5625                    .child(self.authenticate_button(cx))
5626                    .child(self.create_copy_button(error)),
5627            )
5628            .dismiss_action(self.dismiss_error_button(cx))
5629    }
5630
5631    fn render_model_request_limit_reached_error(
5632        &self,
5633        plan: cloud_llm_client::Plan,
5634        cx: &mut Context<Self>,
5635    ) -> Callout {
5636        let error_message = match plan {
5637            cloud_llm_client::Plan::V1(PlanV1::ZedPro) => {
5638                "Upgrade to usage-based billing for more prompts."
5639            }
5640            cloud_llm_client::Plan::V1(PlanV1::ZedProTrial)
5641            | cloud_llm_client::Plan::V1(PlanV1::ZedFree) => "Upgrade to Zed Pro for more prompts.",
5642            cloud_llm_client::Plan::V2(_) => "",
5643        };
5644
5645        Callout::new()
5646            .severity(Severity::Error)
5647            .title("Model Prompt Limit Reached")
5648            .icon(IconName::XCircle)
5649            .description(error_message)
5650            .actions_slot(
5651                h_flex()
5652                    .gap_0p5()
5653                    .child(self.upgrade_button(cx))
5654                    .child(self.create_copy_button(error_message)),
5655            )
5656            .dismiss_action(self.dismiss_error_button(cx))
5657    }
5658
5659    fn render_tool_use_limit_reached_error(&self, cx: &mut Context<Self>) -> Option<Callout> {
5660        let thread = self.as_native_thread(cx)?;
5661        let supports_burn_mode = thread
5662            .read(cx)
5663            .model()
5664            .is_some_and(|model| model.supports_burn_mode());
5665
5666        let focus_handle = self.focus_handle(cx);
5667
5668        Some(
5669            Callout::new()
5670                .icon(IconName::Info)
5671                .title("Consecutive tool use limit reached.")
5672                .actions_slot(
5673                    h_flex()
5674                        .gap_0p5()
5675                        .when(supports_burn_mode, |this| {
5676                            this.child(
5677                                Button::new("continue-burn-mode", "Continue with Burn Mode")
5678                                    .style(ButtonStyle::Filled)
5679                                    .style(ButtonStyle::Tinted(ui::TintColor::Accent))
5680                                    .layer(ElevationIndex::ModalSurface)
5681                                    .label_size(LabelSize::Small)
5682                                    .key_binding(
5683                                        KeyBinding::for_action_in(
5684                                            &ContinueWithBurnMode,
5685                                            &focus_handle,
5686                                            cx,
5687                                        )
5688                                        .map(|kb| kb.size(rems_from_px(10.))),
5689                                    )
5690                                    .tooltip(Tooltip::text(
5691                                        "Enable Burn Mode for unlimited tool use.",
5692                                    ))
5693                                    .on_click({
5694                                        cx.listener(move |this, _, _window, cx| {
5695                                            thread.update(cx, |thread, cx| {
5696                                                thread
5697                                                    .set_completion_mode(CompletionMode::Burn, cx);
5698                                            });
5699                                            this.resume_chat(cx);
5700                                        })
5701                                    }),
5702                            )
5703                        })
5704                        .child(
5705                            Button::new("continue-conversation", "Continue")
5706                                .layer(ElevationIndex::ModalSurface)
5707                                .label_size(LabelSize::Small)
5708                                .key_binding(
5709                                    KeyBinding::for_action_in(&ContinueThread, &focus_handle, cx)
5710                                        .map(|kb| kb.size(rems_from_px(10.))),
5711                                )
5712                                .on_click(cx.listener(|this, _, _window, cx| {
5713                                    this.resume_chat(cx);
5714                                })),
5715                        ),
5716                ),
5717        )
5718    }
5719
5720    fn create_copy_button(&self, message: impl Into<String>) -> impl IntoElement {
5721        let message = message.into();
5722
5723        IconButton::new("copy", IconName::Copy)
5724            .icon_size(IconSize::Small)
5725            .tooltip(Tooltip::text("Copy Error Message"))
5726            .on_click(move |_, _, cx| {
5727                cx.write_to_clipboard(ClipboardItem::new_string(message.clone()))
5728            })
5729    }
5730
5731    fn dismiss_error_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
5732        IconButton::new("dismiss", IconName::Close)
5733            .icon_size(IconSize::Small)
5734            .tooltip(Tooltip::text("Dismiss Error"))
5735            .on_click(cx.listener({
5736                move |this, _, _, cx| {
5737                    this.clear_thread_error(cx);
5738                    cx.notify();
5739                }
5740            }))
5741    }
5742
5743    fn authenticate_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
5744        Button::new("authenticate", "Authenticate")
5745            .label_size(LabelSize::Small)
5746            .style(ButtonStyle::Filled)
5747            .on_click(cx.listener({
5748                move |this, _, window, cx| {
5749                    let agent = this.agent.clone();
5750                    let ThreadState::Ready { thread, .. } = &this.thread_state else {
5751                        return;
5752                    };
5753
5754                    let connection = thread.read(cx).connection().clone();
5755                    let err = AuthRequired {
5756                        description: None,
5757                        provider_id: None,
5758                    };
5759                    this.clear_thread_error(cx);
5760                    if let Some(message) = this.in_flight_prompt.take() {
5761                        this.message_editor.update(cx, |editor, cx| {
5762                            editor.set_message(message, window, cx);
5763                        });
5764                    }
5765                    let this = cx.weak_entity();
5766                    window.defer(cx, |window, cx| {
5767                        Self::handle_auth_required(this, err, agent, connection, window, cx);
5768                    })
5769                }
5770            }))
5771    }
5772
5773    pub(crate) fn reauthenticate(&mut self, window: &mut Window, cx: &mut Context<Self>) {
5774        let agent = self.agent.clone();
5775        let ThreadState::Ready { thread, .. } = &self.thread_state else {
5776            return;
5777        };
5778
5779        let connection = thread.read(cx).connection().clone();
5780        let err = AuthRequired {
5781            description: None,
5782            provider_id: None,
5783        };
5784        self.clear_thread_error(cx);
5785        let this = cx.weak_entity();
5786        window.defer(cx, |window, cx| {
5787            Self::handle_auth_required(this, err, agent, connection, window, cx);
5788        })
5789    }
5790
5791    fn upgrade_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
5792        Button::new("upgrade", "Upgrade")
5793            .label_size(LabelSize::Small)
5794            .style(ButtonStyle::Tinted(ui::TintColor::Accent))
5795            .on_click(cx.listener({
5796                move |this, _, _, cx| {
5797                    this.clear_thread_error(cx);
5798                    cx.open_url(&zed_urls::upgrade_to_zed_pro_url(cx));
5799                }
5800            }))
5801    }
5802
5803    pub fn delete_history_entry(&mut self, entry: HistoryEntry, cx: &mut Context<Self>) {
5804        let task = match entry {
5805            HistoryEntry::AcpThread(thread) => self.history_store.update(cx, |history, cx| {
5806                history.delete_thread(thread.id.clone(), cx)
5807            }),
5808            HistoryEntry::TextThread(text_thread) => {
5809                self.history_store.update(cx, |history, cx| {
5810                    history.delete_text_thread(text_thread.path.clone(), cx)
5811                })
5812            }
5813        };
5814        task.detach_and_log_err(cx);
5815    }
5816
5817    /// Returns the currently active editor, either for a message that is being
5818    /// edited or the editor for a new message.
5819    fn active_editor(&self, cx: &App) -> Entity<MessageEditor> {
5820        if let Some(index) = self.editing_message
5821            && let Some(editor) = self
5822                .entry_view_state
5823                .read(cx)
5824                .entry(index)
5825                .and_then(|e| e.message_editor())
5826                .cloned()
5827        {
5828            editor
5829        } else {
5830            self.message_editor.clone()
5831        }
5832    }
5833}
5834
5835fn loading_contents_spinner(size: IconSize) -> AnyElement {
5836    Icon::new(IconName::LoadCircle)
5837        .size(size)
5838        .color(Color::Accent)
5839        .with_rotate_animation(3)
5840        .into_any_element()
5841}
5842
5843fn placeholder_text(agent_name: &str, has_commands: bool) -> String {
5844    if agent_name == "Zed Agent" {
5845        format!("Message the {} — @ to include context", agent_name)
5846    } else if has_commands {
5847        format!(
5848            "Message {} — @ to include context, / for commands",
5849            agent_name
5850        )
5851    } else {
5852        format!("Message {} — @ to include context", agent_name)
5853    }
5854}
5855
5856impl Focusable for AcpThreadView {
5857    fn focus_handle(&self, cx: &App) -> FocusHandle {
5858        match self.thread_state {
5859            ThreadState::Ready { .. } => self.active_editor(cx).focus_handle(cx),
5860            ThreadState::Loading { .. }
5861            | ThreadState::LoadError(_)
5862            | ThreadState::Unauthenticated { .. } => self.focus_handle.clone(),
5863        }
5864    }
5865}
5866
5867impl Render for AcpThreadView {
5868    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
5869        let has_messages = self.list_state.item_count() > 0;
5870        let line_height = TextSize::Small.rems(cx).to_pixels(window.rem_size()) * 1.5;
5871
5872        v_flex()
5873            .size_full()
5874            .key_context("AcpThread")
5875            .on_action(cx.listener(Self::toggle_burn_mode))
5876            .on_action(cx.listener(Self::keep_all))
5877            .on_action(cx.listener(Self::reject_all))
5878            .on_action(cx.listener(Self::allow_always))
5879            .on_action(cx.listener(Self::allow_once))
5880            .on_action(cx.listener(Self::reject_once))
5881            .track_focus(&self.focus_handle)
5882            .bg(cx.theme().colors().panel_background)
5883            .child(match &self.thread_state {
5884                ThreadState::Unauthenticated {
5885                    connection,
5886                    description,
5887                    configuration_view,
5888                    pending_auth_method,
5889                    ..
5890                } => self
5891                    .render_auth_required_state(
5892                        connection,
5893                        description.as_ref(),
5894                        configuration_view.as_ref(),
5895                        pending_auth_method.as_ref(),
5896                        window,
5897                        cx,
5898                    )
5899                    .into_any(),
5900                ThreadState::Loading { .. } => v_flex()
5901                    .flex_1()
5902                    .child(self.render_recent_history(cx))
5903                    .into_any(),
5904                ThreadState::LoadError(e) => v_flex()
5905                    .flex_1()
5906                    .size_full()
5907                    .items_center()
5908                    .justify_end()
5909                    .child(self.render_load_error(e, window, cx))
5910                    .into_any(),
5911                ThreadState::Ready { .. } => v_flex().flex_1().map(|this| {
5912                    if has_messages {
5913                        this.child(
5914                            list(
5915                                self.list_state.clone(),
5916                                cx.processor(|this, index: usize, window, cx| {
5917                                    let Some((entry, len)) = this.thread().and_then(|thread| {
5918                                        let entries = &thread.read(cx).entries();
5919                                        Some((entries.get(index)?, entries.len()))
5920                                    }) else {
5921                                        return Empty.into_any();
5922                                    };
5923                                    this.render_entry(index, len, entry, window, cx)
5924                                }),
5925                            )
5926                            .with_sizing_behavior(gpui::ListSizingBehavior::Auto)
5927                            .flex_grow()
5928                            .into_any(),
5929                        )
5930                        .vertical_scrollbar_for(&self.list_state, window, cx)
5931                        .into_any()
5932                    } else {
5933                        this.child(self.render_recent_history(cx)).into_any()
5934                    }
5935                }),
5936            })
5937            // The activity bar is intentionally rendered outside of the ThreadState::Ready match
5938            // above so that the scrollbar doesn't render behind it. The current setup allows
5939            // the scrollbar to stop exactly at the activity bar start.
5940            .when(has_messages, |this| match &self.thread_state {
5941                ThreadState::Ready { thread, .. } => {
5942                    this.children(self.render_activity_bar(thread, window, cx))
5943                }
5944                _ => this,
5945            })
5946            .children(self.render_thread_retry_status_callout(window, cx))
5947            .children({
5948                if cfg!(windows) && self.project.read(cx).is_local() {
5949                    self.render_codex_windows_warning(cx)
5950                } else {
5951                    None
5952                }
5953            })
5954            .children(self.render_thread_error(window, cx))
5955            .when_some(
5956                self.new_server_version_available.as_ref().filter(|_| {
5957                    !has_messages || !matches!(self.thread_state, ThreadState::Ready { .. })
5958                }),
5959                |this, version| this.child(self.render_new_version_callout(&version, cx)),
5960            )
5961            .children(
5962                if let Some(usage_callout) = self.render_usage_callout(line_height, cx) {
5963                    Some(usage_callout.into_any_element())
5964                } else {
5965                    self.render_token_limit_callout(line_height, cx)
5966                        .map(|token_limit_callout| token_limit_callout.into_any_element())
5967                },
5968            )
5969            .child(self.render_message_editor(window, cx))
5970    }
5971}
5972
5973fn default_markdown_style(
5974    buffer_font: bool,
5975    muted_text: bool,
5976    window: &Window,
5977    cx: &App,
5978) -> MarkdownStyle {
5979    let theme_settings = ThemeSettings::get_global(cx);
5980    let colors = cx.theme().colors();
5981
5982    let buffer_font_size = theme_settings.agent_buffer_font_size(cx);
5983
5984    let mut text_style = window.text_style();
5985    let line_height = buffer_font_size * 1.75;
5986
5987    let font_family = if buffer_font {
5988        theme_settings.buffer_font.family.clone()
5989    } else {
5990        theme_settings.ui_font.family.clone()
5991    };
5992
5993    let font_size = if buffer_font {
5994        theme_settings.agent_buffer_font_size(cx)
5995    } else {
5996        theme_settings.agent_ui_font_size(cx)
5997    };
5998
5999    let text_color = if muted_text {
6000        colors.text_muted
6001    } else {
6002        colors.text
6003    };
6004
6005    text_style.refine(&TextStyleRefinement {
6006        font_family: Some(font_family),
6007        font_fallbacks: theme_settings.ui_font.fallbacks.clone(),
6008        font_features: Some(theme_settings.ui_font.features.clone()),
6009        font_size: Some(font_size.into()),
6010        line_height: Some(line_height.into()),
6011        color: Some(text_color),
6012        ..Default::default()
6013    });
6014
6015    MarkdownStyle {
6016        base_text_style: text_style.clone(),
6017        syntax: cx.theme().syntax().clone(),
6018        selection_background_color: colors.element_selection_background,
6019        code_block_overflow_x_scroll: true,
6020        heading_level_styles: Some(HeadingLevelStyles {
6021            h1: Some(TextStyleRefinement {
6022                font_size: Some(rems(1.15).into()),
6023                ..Default::default()
6024            }),
6025            h2: Some(TextStyleRefinement {
6026                font_size: Some(rems(1.1).into()),
6027                ..Default::default()
6028            }),
6029            h3: Some(TextStyleRefinement {
6030                font_size: Some(rems(1.05).into()),
6031                ..Default::default()
6032            }),
6033            h4: Some(TextStyleRefinement {
6034                font_size: Some(rems(1.).into()),
6035                ..Default::default()
6036            }),
6037            h5: Some(TextStyleRefinement {
6038                font_size: Some(rems(0.95).into()),
6039                ..Default::default()
6040            }),
6041            h6: Some(TextStyleRefinement {
6042                font_size: Some(rems(0.875).into()),
6043                ..Default::default()
6044            }),
6045        }),
6046        code_block: StyleRefinement {
6047            padding: EdgesRefinement {
6048                top: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(px(8.)))),
6049                left: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(px(8.)))),
6050                right: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(px(8.)))),
6051                bottom: Some(DefiniteLength::Absolute(AbsoluteLength::Pixels(px(8.)))),
6052            },
6053            margin: EdgesRefinement {
6054                top: Some(Length::Definite(px(8.).into())),
6055                left: Some(Length::Definite(px(0.).into())),
6056                right: Some(Length::Definite(px(0.).into())),
6057                bottom: Some(Length::Definite(px(12.).into())),
6058            },
6059            border_style: Some(BorderStyle::Solid),
6060            border_widths: EdgesRefinement {
6061                top: Some(AbsoluteLength::Pixels(px(1.))),
6062                left: Some(AbsoluteLength::Pixels(px(1.))),
6063                right: Some(AbsoluteLength::Pixels(px(1.))),
6064                bottom: Some(AbsoluteLength::Pixels(px(1.))),
6065            },
6066            border_color: Some(colors.border_variant),
6067            background: Some(colors.editor_background.into()),
6068            text: Some(TextStyleRefinement {
6069                font_family: Some(theme_settings.buffer_font.family.clone()),
6070                font_fallbacks: theme_settings.buffer_font.fallbacks.clone(),
6071                font_features: Some(theme_settings.buffer_font.features.clone()),
6072                font_size: Some(buffer_font_size.into()),
6073                ..Default::default()
6074            }),
6075            ..Default::default()
6076        },
6077        inline_code: TextStyleRefinement {
6078            font_family: Some(theme_settings.buffer_font.family.clone()),
6079            font_fallbacks: theme_settings.buffer_font.fallbacks.clone(),
6080            font_features: Some(theme_settings.buffer_font.features.clone()),
6081            font_size: Some(buffer_font_size.into()),
6082            background_color: Some(colors.editor_foreground.opacity(0.08)),
6083            ..Default::default()
6084        },
6085        link: TextStyleRefinement {
6086            background_color: Some(colors.editor_foreground.opacity(0.025)),
6087            color: Some(colors.text_accent),
6088            underline: Some(UnderlineStyle {
6089                color: Some(colors.text_accent.opacity(0.5)),
6090                thickness: px(1.),
6091                ..Default::default()
6092            }),
6093            ..Default::default()
6094        },
6095        ..Default::default()
6096    }
6097}
6098
6099fn plan_label_markdown_style(
6100    status: &acp::PlanEntryStatus,
6101    window: &Window,
6102    cx: &App,
6103) -> MarkdownStyle {
6104    let default_md_style = default_markdown_style(false, false, window, cx);
6105
6106    MarkdownStyle {
6107        base_text_style: TextStyle {
6108            color: cx.theme().colors().text_muted,
6109            strikethrough: if matches!(status, acp::PlanEntryStatus::Completed) {
6110                Some(gpui::StrikethroughStyle {
6111                    thickness: px(1.),
6112                    color: Some(cx.theme().colors().text_muted.opacity(0.8)),
6113                })
6114            } else {
6115                None
6116            },
6117            ..default_md_style.base_text_style
6118        },
6119        ..default_md_style
6120    }
6121}
6122
6123fn terminal_command_markdown_style(window: &Window, cx: &App) -> MarkdownStyle {
6124    let default_md_style = default_markdown_style(true, false, window, cx);
6125
6126    MarkdownStyle {
6127        base_text_style: TextStyle {
6128            ..default_md_style.base_text_style
6129        },
6130        selection_background_color: cx.theme().colors().element_selection_background,
6131        ..Default::default()
6132    }
6133}
6134
6135#[cfg(test)]
6136pub(crate) mod tests {
6137    use acp_thread::StubAgentConnection;
6138    use agent_client_protocol::SessionId;
6139    use assistant_text_thread::TextThreadStore;
6140    use editor::MultiBufferOffset;
6141    use fs::FakeFs;
6142    use gpui::{EventEmitter, TestAppContext, VisualTestContext};
6143    use project::Project;
6144    use serde_json::json;
6145    use settings::SettingsStore;
6146    use std::any::Any;
6147    use std::path::Path;
6148    use workspace::Item;
6149
6150    use super::*;
6151
6152    #[gpui::test]
6153    async fn test_drop(cx: &mut TestAppContext) {
6154        init_test(cx);
6155
6156        let (thread_view, _cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
6157        let weak_view = thread_view.downgrade();
6158        drop(thread_view);
6159        assert!(!weak_view.is_upgradable());
6160    }
6161
6162    #[gpui::test]
6163    async fn test_notification_for_stop_event(cx: &mut TestAppContext) {
6164        init_test(cx);
6165
6166        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
6167
6168        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
6169        message_editor.update_in(cx, |editor, window, cx| {
6170            editor.set_text("Hello", window, cx);
6171        });
6172
6173        cx.deactivate_window();
6174
6175        thread_view.update_in(cx, |thread_view, window, cx| {
6176            thread_view.send(window, cx);
6177        });
6178
6179        cx.run_until_parked();
6180
6181        assert!(
6182            cx.windows()
6183                .iter()
6184                .any(|window| window.downcast::<AgentNotification>().is_some())
6185        );
6186    }
6187
6188    #[gpui::test]
6189    async fn test_notification_for_error(cx: &mut TestAppContext) {
6190        init_test(cx);
6191
6192        let (thread_view, cx) =
6193            setup_thread_view(StubAgentServer::new(SaboteurAgentConnection), cx).await;
6194
6195        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
6196        message_editor.update_in(cx, |editor, window, cx| {
6197            editor.set_text("Hello", window, cx);
6198        });
6199
6200        cx.deactivate_window();
6201
6202        thread_view.update_in(cx, |thread_view, window, cx| {
6203            thread_view.send(window, cx);
6204        });
6205
6206        cx.run_until_parked();
6207
6208        assert!(
6209            cx.windows()
6210                .iter()
6211                .any(|window| window.downcast::<AgentNotification>().is_some())
6212        );
6213    }
6214
6215    #[gpui::test]
6216    async fn test_refusal_handling(cx: &mut TestAppContext) {
6217        init_test(cx);
6218
6219        let (thread_view, cx) =
6220            setup_thread_view(StubAgentServer::new(RefusalAgentConnection), cx).await;
6221
6222        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
6223        message_editor.update_in(cx, |editor, window, cx| {
6224            editor.set_text("Do something harmful", window, cx);
6225        });
6226
6227        thread_view.update_in(cx, |thread_view, window, cx| {
6228            thread_view.send(window, cx);
6229        });
6230
6231        cx.run_until_parked();
6232
6233        // Check that the refusal error is set
6234        thread_view.read_with(cx, |thread_view, _cx| {
6235            assert!(
6236                matches!(thread_view.thread_error, Some(ThreadError::Refusal)),
6237                "Expected refusal error to be set"
6238            );
6239        });
6240    }
6241
6242    #[gpui::test]
6243    async fn test_notification_for_tool_authorization(cx: &mut TestAppContext) {
6244        init_test(cx);
6245
6246        let tool_call_id = acp::ToolCallId("1".into());
6247        let tool_call = acp::ToolCall {
6248            id: tool_call_id.clone(),
6249            title: "Label".into(),
6250            kind: acp::ToolKind::Edit,
6251            status: acp::ToolCallStatus::Pending,
6252            content: vec!["hi".into()],
6253            locations: vec![],
6254            raw_input: None,
6255            raw_output: None,
6256            meta: None,
6257        };
6258        let connection =
6259            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
6260                tool_call_id,
6261                vec![acp::PermissionOption {
6262                    id: acp::PermissionOptionId("1".into()),
6263                    name: "Allow".into(),
6264                    kind: acp::PermissionOptionKind::AllowOnce,
6265                    meta: None,
6266                }],
6267            )]));
6268
6269        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
6270
6271        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
6272
6273        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
6274        message_editor.update_in(cx, |editor, window, cx| {
6275            editor.set_text("Hello", window, cx);
6276        });
6277
6278        cx.deactivate_window();
6279
6280        thread_view.update_in(cx, |thread_view, window, cx| {
6281            thread_view.send(window, cx);
6282        });
6283
6284        cx.run_until_parked();
6285
6286        assert!(
6287            cx.windows()
6288                .iter()
6289                .any(|window| window.downcast::<AgentNotification>().is_some())
6290        );
6291    }
6292
6293    #[gpui::test]
6294    async fn test_notification_when_panel_hidden(cx: &mut TestAppContext) {
6295        init_test(cx);
6296
6297        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
6298
6299        add_to_workspace(thread_view.clone(), cx);
6300
6301        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
6302
6303        message_editor.update_in(cx, |editor, window, cx| {
6304            editor.set_text("Hello", window, cx);
6305        });
6306
6307        // Window is active (don't deactivate), but panel will be hidden
6308        // Note: In the test environment, the panel is not actually added to the dock,
6309        // so is_agent_panel_hidden will return true
6310
6311        thread_view.update_in(cx, |thread_view, window, cx| {
6312            thread_view.send(window, cx);
6313        });
6314
6315        cx.run_until_parked();
6316
6317        // Should show notification because window is active but panel is hidden
6318        assert!(
6319            cx.windows()
6320                .iter()
6321                .any(|window| window.downcast::<AgentNotification>().is_some()),
6322            "Expected notification when panel is hidden"
6323        );
6324    }
6325
6326    #[gpui::test]
6327    async fn test_notification_still_works_when_window_inactive(cx: &mut TestAppContext) {
6328        init_test(cx);
6329
6330        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
6331
6332        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
6333        message_editor.update_in(cx, |editor, window, cx| {
6334            editor.set_text("Hello", window, cx);
6335        });
6336
6337        // Deactivate window - should show notification regardless of setting
6338        cx.deactivate_window();
6339
6340        thread_view.update_in(cx, |thread_view, window, cx| {
6341            thread_view.send(window, cx);
6342        });
6343
6344        cx.run_until_parked();
6345
6346        // Should still show notification when window is inactive (existing behavior)
6347        assert!(
6348            cx.windows()
6349                .iter()
6350                .any(|window| window.downcast::<AgentNotification>().is_some()),
6351            "Expected notification when window is inactive"
6352        );
6353    }
6354
6355    #[gpui::test]
6356    async fn test_notification_respects_never_setting(cx: &mut TestAppContext) {
6357        init_test(cx);
6358
6359        // Set notify_when_agent_waiting to Never
6360        cx.update(|cx| {
6361            AgentSettings::override_global(
6362                AgentSettings {
6363                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
6364                    ..AgentSettings::get_global(cx).clone()
6365                },
6366                cx,
6367            );
6368        });
6369
6370        let (thread_view, cx) = setup_thread_view(StubAgentServer::default_response(), cx).await;
6371
6372        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
6373        message_editor.update_in(cx, |editor, window, cx| {
6374            editor.set_text("Hello", window, cx);
6375        });
6376
6377        // Window is active
6378
6379        thread_view.update_in(cx, |thread_view, window, cx| {
6380            thread_view.send(window, cx);
6381        });
6382
6383        cx.run_until_parked();
6384
6385        // Should NOT show notification because notify_when_agent_waiting is Never
6386        assert!(
6387            !cx.windows()
6388                .iter()
6389                .any(|window| window.downcast::<AgentNotification>().is_some()),
6390            "Expected no notification when notify_when_agent_waiting is Never"
6391        );
6392    }
6393
6394    async fn setup_thread_view(
6395        agent: impl AgentServer + 'static,
6396        cx: &mut TestAppContext,
6397    ) -> (Entity<AcpThreadView>, &mut VisualTestContext) {
6398        let fs = FakeFs::new(cx.executor());
6399        let project = Project::test(fs, [], cx).await;
6400        let (workspace, cx) =
6401            cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6402
6403        let text_thread_store =
6404            cx.update(|_window, cx| cx.new(|cx| TextThreadStore::fake(project.clone(), cx)));
6405        let history_store =
6406            cx.update(|_window, cx| cx.new(|cx| HistoryStore::new(text_thread_store, cx)));
6407
6408        let thread_view = cx.update(|window, cx| {
6409            cx.new(|cx| {
6410                AcpThreadView::new(
6411                    Rc::new(agent),
6412                    None,
6413                    None,
6414                    workspace.downgrade(),
6415                    project,
6416                    history_store,
6417                    None,
6418                    window,
6419                    cx,
6420                )
6421            })
6422        });
6423        cx.run_until_parked();
6424        (thread_view, cx)
6425    }
6426
6427    fn add_to_workspace(thread_view: Entity<AcpThreadView>, cx: &mut VisualTestContext) {
6428        let workspace = thread_view.read_with(cx, |thread_view, _cx| thread_view.workspace.clone());
6429
6430        workspace
6431            .update_in(cx, |workspace, window, cx| {
6432                workspace.add_item_to_active_pane(
6433                    Box::new(cx.new(|_| ThreadViewItem(thread_view.clone()))),
6434                    None,
6435                    true,
6436                    window,
6437                    cx,
6438                );
6439            })
6440            .unwrap();
6441    }
6442
6443    struct ThreadViewItem(Entity<AcpThreadView>);
6444
6445    impl Item for ThreadViewItem {
6446        type Event = ();
6447
6448        fn include_in_nav_history() -> bool {
6449            false
6450        }
6451
6452        fn tab_content_text(&self, _detail: usize, _cx: &App) -> SharedString {
6453            "Test".into()
6454        }
6455    }
6456
6457    impl EventEmitter<()> for ThreadViewItem {}
6458
6459    impl Focusable for ThreadViewItem {
6460        fn focus_handle(&self, cx: &App) -> FocusHandle {
6461            self.0.read(cx).focus_handle(cx)
6462        }
6463    }
6464
6465    impl Render for ThreadViewItem {
6466        fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
6467            self.0.clone().into_any_element()
6468        }
6469    }
6470
6471    struct StubAgentServer<C> {
6472        connection: C,
6473    }
6474
6475    impl<C> StubAgentServer<C> {
6476        fn new(connection: C) -> Self {
6477            Self { connection }
6478        }
6479    }
6480
6481    impl StubAgentServer<StubAgentConnection> {
6482        fn default_response() -> Self {
6483            let conn = StubAgentConnection::new();
6484            conn.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
6485                acp::ContentChunk {
6486                    content: "Default response".into(),
6487                    meta: None,
6488                },
6489            )]);
6490            Self::new(conn)
6491        }
6492    }
6493
6494    impl<C> AgentServer for StubAgentServer<C>
6495    where
6496        C: 'static + AgentConnection + Send + Clone,
6497    {
6498        fn telemetry_id(&self) -> &'static str {
6499            "test"
6500        }
6501
6502        fn logo(&self) -> ui::IconName {
6503            ui::IconName::Ai
6504        }
6505
6506        fn name(&self) -> SharedString {
6507            "Test".into()
6508        }
6509
6510        fn connect(
6511            &self,
6512            _root_dir: Option<&Path>,
6513            _delegate: AgentServerDelegate,
6514            _cx: &mut App,
6515        ) -> Task<gpui::Result<(Rc<dyn AgentConnection>, Option<task::SpawnInTerminal>)>> {
6516            Task::ready(Ok((Rc::new(self.connection.clone()), None)))
6517        }
6518
6519        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
6520            self
6521        }
6522    }
6523
6524    #[derive(Clone)]
6525    struct SaboteurAgentConnection;
6526
6527    impl AgentConnection for SaboteurAgentConnection {
6528        fn telemetry_id(&self) -> &'static str {
6529            "saboteur"
6530        }
6531
6532        fn new_thread(
6533            self: Rc<Self>,
6534            project: Entity<Project>,
6535            _cwd: &Path,
6536            cx: &mut gpui::App,
6537        ) -> Task<gpui::Result<Entity<AcpThread>>> {
6538            Task::ready(Ok(cx.new(|cx| {
6539                let action_log = cx.new(|_| ActionLog::new(project.clone()));
6540                AcpThread::new(
6541                    "SaboteurAgentConnection",
6542                    self,
6543                    project,
6544                    action_log,
6545                    SessionId("test".into()),
6546                    watch::Receiver::constant(acp::PromptCapabilities {
6547                        image: true,
6548                        audio: true,
6549                        embedded_context: true,
6550                        meta: None,
6551                    }),
6552                    cx,
6553                )
6554            })))
6555        }
6556
6557        fn auth_methods(&self) -> &[acp::AuthMethod] {
6558            &[]
6559        }
6560
6561        fn authenticate(
6562            &self,
6563            _method_id: acp::AuthMethodId,
6564            _cx: &mut App,
6565        ) -> Task<gpui::Result<()>> {
6566            unimplemented!()
6567        }
6568
6569        fn prompt(
6570            &self,
6571            _id: Option<acp_thread::UserMessageId>,
6572            _params: acp::PromptRequest,
6573            _cx: &mut App,
6574        ) -> Task<gpui::Result<acp::PromptResponse>> {
6575            Task::ready(Err(anyhow::anyhow!("Error prompting")))
6576        }
6577
6578        fn cancel(&self, _session_id: &acp::SessionId, _cx: &mut App) {
6579            unimplemented!()
6580        }
6581
6582        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
6583            self
6584        }
6585    }
6586
6587    /// Simulates a model which always returns a refusal response
6588    #[derive(Clone)]
6589    struct RefusalAgentConnection;
6590
6591    impl AgentConnection for RefusalAgentConnection {
6592        fn telemetry_id(&self) -> &'static str {
6593            "refusal"
6594        }
6595
6596        fn new_thread(
6597            self: Rc<Self>,
6598            project: Entity<Project>,
6599            _cwd: &Path,
6600            cx: &mut gpui::App,
6601        ) -> Task<gpui::Result<Entity<AcpThread>>> {
6602            Task::ready(Ok(cx.new(|cx| {
6603                let action_log = cx.new(|_| ActionLog::new(project.clone()));
6604                AcpThread::new(
6605                    "RefusalAgentConnection",
6606                    self,
6607                    project,
6608                    action_log,
6609                    SessionId("test".into()),
6610                    watch::Receiver::constant(acp::PromptCapabilities {
6611                        image: true,
6612                        audio: true,
6613                        embedded_context: true,
6614                        meta: None,
6615                    }),
6616                    cx,
6617                )
6618            })))
6619        }
6620
6621        fn auth_methods(&self) -> &[acp::AuthMethod] {
6622            &[]
6623        }
6624
6625        fn authenticate(
6626            &self,
6627            _method_id: acp::AuthMethodId,
6628            _cx: &mut App,
6629        ) -> Task<gpui::Result<()>> {
6630            unimplemented!()
6631        }
6632
6633        fn prompt(
6634            &self,
6635            _id: Option<acp_thread::UserMessageId>,
6636            _params: acp::PromptRequest,
6637            _cx: &mut App,
6638        ) -> Task<gpui::Result<acp::PromptResponse>> {
6639            Task::ready(Ok(acp::PromptResponse {
6640                stop_reason: acp::StopReason::Refusal,
6641                meta: None,
6642            }))
6643        }
6644
6645        fn cancel(&self, _session_id: &acp::SessionId, _cx: &mut App) {
6646            unimplemented!()
6647        }
6648
6649        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
6650            self
6651        }
6652    }
6653
6654    pub(crate) fn init_test(cx: &mut TestAppContext) {
6655        cx.update(|cx| {
6656            let settings_store = SettingsStore::test(cx);
6657            cx.set_global(settings_store);
6658            theme::init(theme::LoadThemes::JustBase, cx);
6659            release_channel::init(semver::Version::new(0, 0, 0), cx);
6660            prompt_store::init(cx)
6661        });
6662    }
6663
6664    #[gpui::test]
6665    async fn test_rewind_views(cx: &mut TestAppContext) {
6666        init_test(cx);
6667
6668        let fs = FakeFs::new(cx.executor());
6669        fs.insert_tree(
6670            "/project",
6671            json!({
6672                "test1.txt": "old content 1",
6673                "test2.txt": "old content 2"
6674            }),
6675        )
6676        .await;
6677        let project = Project::test(fs, [Path::new("/project")], cx).await;
6678        let (workspace, cx) =
6679            cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6680
6681        let text_thread_store =
6682            cx.update(|_window, cx| cx.new(|cx| TextThreadStore::fake(project.clone(), cx)));
6683        let history_store =
6684            cx.update(|_window, cx| cx.new(|cx| HistoryStore::new(text_thread_store, cx)));
6685
6686        let connection = Rc::new(StubAgentConnection::new());
6687        let thread_view = cx.update(|window, cx| {
6688            cx.new(|cx| {
6689                AcpThreadView::new(
6690                    Rc::new(StubAgentServer::new(connection.as_ref().clone())),
6691                    None,
6692                    None,
6693                    workspace.downgrade(),
6694                    project.clone(),
6695                    history_store.clone(),
6696                    None,
6697                    window,
6698                    cx,
6699                )
6700            })
6701        });
6702
6703        cx.run_until_parked();
6704
6705        let thread = thread_view
6706            .read_with(cx, |view, _| view.thread().cloned())
6707            .unwrap();
6708
6709        // First user message
6710        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(acp::ToolCall {
6711            id: acp::ToolCallId("tool1".into()),
6712            title: "Edit file 1".into(),
6713            kind: acp::ToolKind::Edit,
6714            status: acp::ToolCallStatus::Completed,
6715            content: vec![acp::ToolCallContent::Diff {
6716                diff: acp::Diff {
6717                    path: "/project/test1.txt".into(),
6718                    old_text: Some("old content 1".into()),
6719                    new_text: "new content 1".into(),
6720                    meta: None,
6721                },
6722            }],
6723            locations: vec![],
6724            raw_input: None,
6725            raw_output: None,
6726            meta: None,
6727        })]);
6728
6729        thread
6730            .update(cx, |thread, cx| thread.send_raw("Give me a diff", cx))
6731            .await
6732            .unwrap();
6733        cx.run_until_parked();
6734
6735        thread.read_with(cx, |thread, _| {
6736            assert_eq!(thread.entries().len(), 2);
6737        });
6738
6739        thread_view.read_with(cx, |view, cx| {
6740            view.entry_view_state.read_with(cx, |entry_view_state, _| {
6741                assert!(
6742                    entry_view_state
6743                        .entry(0)
6744                        .unwrap()
6745                        .message_editor()
6746                        .is_some()
6747                );
6748                assert!(entry_view_state.entry(1).unwrap().has_content());
6749            });
6750        });
6751
6752        // Second user message
6753        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(acp::ToolCall {
6754            id: acp::ToolCallId("tool2".into()),
6755            title: "Edit file 2".into(),
6756            kind: acp::ToolKind::Edit,
6757            status: acp::ToolCallStatus::Completed,
6758            content: vec![acp::ToolCallContent::Diff {
6759                diff: acp::Diff {
6760                    path: "/project/test2.txt".into(),
6761                    old_text: Some("old content 2".into()),
6762                    new_text: "new content 2".into(),
6763                    meta: None,
6764                },
6765            }],
6766            locations: vec![],
6767            raw_input: None,
6768            raw_output: None,
6769            meta: None,
6770        })]);
6771
6772        thread
6773            .update(cx, |thread, cx| thread.send_raw("Another one", cx))
6774            .await
6775            .unwrap();
6776        cx.run_until_parked();
6777
6778        let second_user_message_id = thread.read_with(cx, |thread, _| {
6779            assert_eq!(thread.entries().len(), 4);
6780            let AgentThreadEntry::UserMessage(user_message) = &thread.entries()[2] else {
6781                panic!();
6782            };
6783            user_message.id.clone().unwrap()
6784        });
6785
6786        thread_view.read_with(cx, |view, cx| {
6787            view.entry_view_state.read_with(cx, |entry_view_state, _| {
6788                assert!(
6789                    entry_view_state
6790                        .entry(0)
6791                        .unwrap()
6792                        .message_editor()
6793                        .is_some()
6794                );
6795                assert!(entry_view_state.entry(1).unwrap().has_content());
6796                assert!(
6797                    entry_view_state
6798                        .entry(2)
6799                        .unwrap()
6800                        .message_editor()
6801                        .is_some()
6802                );
6803                assert!(entry_view_state.entry(3).unwrap().has_content());
6804            });
6805        });
6806
6807        // Rewind to first message
6808        thread
6809            .update(cx, |thread, cx| thread.rewind(second_user_message_id, cx))
6810            .await
6811            .unwrap();
6812
6813        cx.run_until_parked();
6814
6815        thread.read_with(cx, |thread, _| {
6816            assert_eq!(thread.entries().len(), 2);
6817        });
6818
6819        thread_view.read_with(cx, |view, cx| {
6820            view.entry_view_state.read_with(cx, |entry_view_state, _| {
6821                assert!(
6822                    entry_view_state
6823                        .entry(0)
6824                        .unwrap()
6825                        .message_editor()
6826                        .is_some()
6827                );
6828                assert!(entry_view_state.entry(1).unwrap().has_content());
6829
6830                // Old views should be dropped
6831                assert!(entry_view_state.entry(2).is_none());
6832                assert!(entry_view_state.entry(3).is_none());
6833            });
6834        });
6835    }
6836
6837    #[gpui::test]
6838    async fn test_message_editing_cancel(cx: &mut TestAppContext) {
6839        init_test(cx);
6840
6841        let connection = StubAgentConnection::new();
6842
6843        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
6844            acp::ContentChunk {
6845                content: acp::ContentBlock::Text(acp::TextContent {
6846                    text: "Response".into(),
6847                    annotations: None,
6848                    meta: None,
6849                }),
6850                meta: None,
6851            },
6852        )]);
6853
6854        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
6855        add_to_workspace(thread_view.clone(), cx);
6856
6857        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
6858        message_editor.update_in(cx, |editor, window, cx| {
6859            editor.set_text("Original message to edit", window, cx);
6860        });
6861        thread_view.update_in(cx, |thread_view, window, cx| {
6862            thread_view.send(window, cx);
6863        });
6864
6865        cx.run_until_parked();
6866
6867        let user_message_editor = thread_view.read_with(cx, |view, cx| {
6868            assert_eq!(view.editing_message, None);
6869
6870            view.entry_view_state
6871                .read(cx)
6872                .entry(0)
6873                .unwrap()
6874                .message_editor()
6875                .unwrap()
6876                .clone()
6877        });
6878
6879        // Focus
6880        cx.focus(&user_message_editor);
6881        thread_view.read_with(cx, |view, _cx| {
6882            assert_eq!(view.editing_message, Some(0));
6883        });
6884
6885        // Edit
6886        user_message_editor.update_in(cx, |editor, window, cx| {
6887            editor.set_text("Edited message content", window, cx);
6888        });
6889
6890        // Cancel
6891        user_message_editor.update_in(cx, |_editor, window, cx| {
6892            window.dispatch_action(Box::new(editor::actions::Cancel), cx);
6893        });
6894
6895        thread_view.read_with(cx, |view, _cx| {
6896            assert_eq!(view.editing_message, None);
6897        });
6898
6899        user_message_editor.read_with(cx, |editor, cx| {
6900            assert_eq!(editor.text(cx), "Original message to edit");
6901        });
6902    }
6903
6904    #[gpui::test]
6905    async fn test_message_doesnt_send_if_empty(cx: &mut TestAppContext) {
6906        init_test(cx);
6907
6908        let connection = StubAgentConnection::new();
6909
6910        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
6911        add_to_workspace(thread_view.clone(), cx);
6912
6913        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
6914        let mut events = cx.events(&message_editor);
6915        message_editor.update_in(cx, |editor, window, cx| {
6916            editor.set_text("", window, cx);
6917        });
6918
6919        message_editor.update_in(cx, |_editor, window, cx| {
6920            window.dispatch_action(Box::new(Chat), cx);
6921        });
6922        cx.run_until_parked();
6923        // We shouldn't have received any messages
6924        assert!(matches!(
6925            events.try_next(),
6926            Err(futures::channel::mpsc::TryRecvError { .. })
6927        ));
6928    }
6929
6930    #[gpui::test]
6931    async fn test_message_editing_regenerate(cx: &mut TestAppContext) {
6932        init_test(cx);
6933
6934        let connection = StubAgentConnection::new();
6935
6936        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
6937            acp::ContentChunk {
6938                content: acp::ContentBlock::Text(acp::TextContent {
6939                    text: "Response".into(),
6940                    annotations: None,
6941                    meta: None,
6942                }),
6943                meta: None,
6944            },
6945        )]);
6946
6947        let (thread_view, cx) =
6948            setup_thread_view(StubAgentServer::new(connection.clone()), cx).await;
6949        add_to_workspace(thread_view.clone(), cx);
6950
6951        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
6952        message_editor.update_in(cx, |editor, window, cx| {
6953            editor.set_text("Original message to edit", window, cx);
6954        });
6955        thread_view.update_in(cx, |thread_view, window, cx| {
6956            thread_view.send(window, cx);
6957        });
6958
6959        cx.run_until_parked();
6960
6961        let user_message_editor = thread_view.read_with(cx, |view, cx| {
6962            assert_eq!(view.editing_message, None);
6963            assert_eq!(view.thread().unwrap().read(cx).entries().len(), 2);
6964
6965            view.entry_view_state
6966                .read(cx)
6967                .entry(0)
6968                .unwrap()
6969                .message_editor()
6970                .unwrap()
6971                .clone()
6972        });
6973
6974        // Focus
6975        cx.focus(&user_message_editor);
6976
6977        // Edit
6978        user_message_editor.update_in(cx, |editor, window, cx| {
6979            editor.set_text("Edited message content", window, cx);
6980        });
6981
6982        // Send
6983        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
6984            acp::ContentChunk {
6985                content: acp::ContentBlock::Text(acp::TextContent {
6986                    text: "New Response".into(),
6987                    annotations: None,
6988                    meta: None,
6989                }),
6990                meta: None,
6991            },
6992        )]);
6993
6994        user_message_editor.update_in(cx, |_editor, window, cx| {
6995            window.dispatch_action(Box::new(Chat), cx);
6996        });
6997
6998        cx.run_until_parked();
6999
7000        thread_view.read_with(cx, |view, cx| {
7001            assert_eq!(view.editing_message, None);
7002
7003            let entries = view.thread().unwrap().read(cx).entries();
7004            assert_eq!(entries.len(), 2);
7005            assert_eq!(
7006                entries[0].to_markdown(cx),
7007                "## User\n\nEdited message content\n\n"
7008            );
7009            assert_eq!(
7010                entries[1].to_markdown(cx),
7011                "## Assistant\n\nNew Response\n\n"
7012            );
7013
7014            let new_editor = view.entry_view_state.read_with(cx, |state, _cx| {
7015                assert!(!state.entry(1).unwrap().has_content());
7016                state.entry(0).unwrap().message_editor().unwrap().clone()
7017            });
7018
7019            assert_eq!(new_editor.read(cx).text(cx), "Edited message content");
7020        })
7021    }
7022
7023    #[gpui::test]
7024    async fn test_message_editing_while_generating(cx: &mut TestAppContext) {
7025        init_test(cx);
7026
7027        let connection = StubAgentConnection::new();
7028
7029        let (thread_view, cx) =
7030            setup_thread_view(StubAgentServer::new(connection.clone()), cx).await;
7031        add_to_workspace(thread_view.clone(), cx);
7032
7033        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
7034        message_editor.update_in(cx, |editor, window, cx| {
7035            editor.set_text("Original message to edit", window, cx);
7036        });
7037        thread_view.update_in(cx, |thread_view, window, cx| {
7038            thread_view.send(window, cx);
7039        });
7040
7041        cx.run_until_parked();
7042
7043        let (user_message_editor, session_id) = thread_view.read_with(cx, |view, cx| {
7044            let thread = view.thread().unwrap().read(cx);
7045            assert_eq!(thread.entries().len(), 1);
7046
7047            let editor = view
7048                .entry_view_state
7049                .read(cx)
7050                .entry(0)
7051                .unwrap()
7052                .message_editor()
7053                .unwrap()
7054                .clone();
7055
7056            (editor, thread.session_id().clone())
7057        });
7058
7059        // Focus
7060        cx.focus(&user_message_editor);
7061
7062        thread_view.read_with(cx, |view, _cx| {
7063            assert_eq!(view.editing_message, Some(0));
7064        });
7065
7066        // Edit
7067        user_message_editor.update_in(cx, |editor, window, cx| {
7068            editor.set_text("Edited message content", window, cx);
7069        });
7070
7071        thread_view.read_with(cx, |view, _cx| {
7072            assert_eq!(view.editing_message, Some(0));
7073        });
7074
7075        // Finish streaming response
7076        cx.update(|_, cx| {
7077            connection.send_update(
7078                session_id.clone(),
7079                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk {
7080                    content: acp::ContentBlock::Text(acp::TextContent {
7081                        text: "Response".into(),
7082                        annotations: None,
7083                        meta: None,
7084                    }),
7085                    meta: None,
7086                }),
7087                cx,
7088            );
7089            connection.end_turn(session_id, acp::StopReason::EndTurn);
7090        });
7091
7092        thread_view.read_with(cx, |view, _cx| {
7093            assert_eq!(view.editing_message, Some(0));
7094        });
7095
7096        cx.run_until_parked();
7097
7098        // Should still be editing
7099        cx.update(|window, cx| {
7100            assert!(user_message_editor.focus_handle(cx).is_focused(window));
7101            assert_eq!(thread_view.read(cx).editing_message, Some(0));
7102            assert_eq!(
7103                user_message_editor.read(cx).text(cx),
7104                "Edited message content"
7105            );
7106        });
7107    }
7108
7109    #[gpui::test]
7110    async fn test_interrupt(cx: &mut TestAppContext) {
7111        init_test(cx);
7112
7113        let connection = StubAgentConnection::new();
7114
7115        let (thread_view, cx) =
7116            setup_thread_view(StubAgentServer::new(connection.clone()), cx).await;
7117        add_to_workspace(thread_view.clone(), cx);
7118
7119        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
7120        message_editor.update_in(cx, |editor, window, cx| {
7121            editor.set_text("Message 1", window, cx);
7122        });
7123        thread_view.update_in(cx, |thread_view, window, cx| {
7124            thread_view.send(window, cx);
7125        });
7126
7127        let (thread, session_id) = thread_view.read_with(cx, |view, cx| {
7128            let thread = view.thread().unwrap();
7129
7130            (thread.clone(), thread.read(cx).session_id().clone())
7131        });
7132
7133        cx.run_until_parked();
7134
7135        cx.update(|_, cx| {
7136            connection.send_update(
7137                session_id.clone(),
7138                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk {
7139                    content: "Message 1 resp".into(),
7140                    meta: None,
7141                }),
7142                cx,
7143            );
7144        });
7145
7146        cx.run_until_parked();
7147
7148        thread.read_with(cx, |thread, cx| {
7149            assert_eq!(
7150                thread.to_markdown(cx),
7151                indoc::indoc! {"
7152                    ## User
7153
7154                    Message 1
7155
7156                    ## Assistant
7157
7158                    Message 1 resp
7159
7160                "}
7161            )
7162        });
7163
7164        message_editor.update_in(cx, |editor, window, cx| {
7165            editor.set_text("Message 2", window, cx);
7166        });
7167        thread_view.update_in(cx, |thread_view, window, cx| {
7168            thread_view.send(window, cx);
7169        });
7170
7171        cx.update(|_, cx| {
7172            // Simulate a response sent after beginning to cancel
7173            connection.send_update(
7174                session_id.clone(),
7175                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk {
7176                    content: "onse".into(),
7177                    meta: None,
7178                }),
7179                cx,
7180            );
7181        });
7182
7183        cx.run_until_parked();
7184
7185        // Last Message 1 response should appear before Message 2
7186        thread.read_with(cx, |thread, cx| {
7187            assert_eq!(
7188                thread.to_markdown(cx),
7189                indoc::indoc! {"
7190                    ## User
7191
7192                    Message 1
7193
7194                    ## Assistant
7195
7196                    Message 1 response
7197
7198                    ## User
7199
7200                    Message 2
7201
7202                "}
7203            )
7204        });
7205
7206        cx.update(|_, cx| {
7207            connection.send_update(
7208                session_id.clone(),
7209                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk {
7210                    content: "Message 2 response".into(),
7211                    meta: None,
7212                }),
7213                cx,
7214            );
7215            connection.end_turn(session_id.clone(), acp::StopReason::EndTurn);
7216        });
7217
7218        cx.run_until_parked();
7219
7220        thread.read_with(cx, |thread, cx| {
7221            assert_eq!(
7222                thread.to_markdown(cx),
7223                indoc::indoc! {"
7224                    ## User
7225
7226                    Message 1
7227
7228                    ## Assistant
7229
7230                    Message 1 response
7231
7232                    ## User
7233
7234                    Message 2
7235
7236                    ## Assistant
7237
7238                    Message 2 response
7239
7240                "}
7241            )
7242        });
7243    }
7244
7245    #[gpui::test]
7246    async fn test_message_editing_insert_selections(cx: &mut TestAppContext) {
7247        init_test(cx);
7248
7249        let connection = StubAgentConnection::new();
7250        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
7251            acp::ContentChunk {
7252                content: acp::ContentBlock::Text(acp::TextContent {
7253                    text: "Response".into(),
7254                    annotations: None,
7255                    meta: None,
7256                }),
7257                meta: None,
7258            },
7259        )]);
7260
7261        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
7262        add_to_workspace(thread_view.clone(), cx);
7263
7264        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
7265        message_editor.update_in(cx, |editor, window, cx| {
7266            editor.set_text("Original message to edit", window, cx)
7267        });
7268        thread_view.update_in(cx, |thread_view, window, cx| thread_view.send(window, cx));
7269        cx.run_until_parked();
7270
7271        let user_message_editor = thread_view.read_with(cx, |thread_view, cx| {
7272            thread_view
7273                .entry_view_state
7274                .read(cx)
7275                .entry(0)
7276                .expect("Should have at least one entry")
7277                .message_editor()
7278                .expect("Should have message editor")
7279                .clone()
7280        });
7281
7282        cx.focus(&user_message_editor);
7283        thread_view.read_with(cx, |thread_view, _cx| {
7284            assert_eq!(thread_view.editing_message, Some(0));
7285        });
7286
7287        // Ensure to edit the focused message before proceeding otherwise, since
7288        // its content is not different from what was sent, focus will be lost.
7289        user_message_editor.update_in(cx, |editor, window, cx| {
7290            editor.set_text("Original message to edit with ", window, cx)
7291        });
7292
7293        // Create a simple buffer with some text so we can create a selection
7294        // that will then be added to the message being edited.
7295        let (workspace, project) = thread_view.read_with(cx, |thread_view, _cx| {
7296            (thread_view.workspace.clone(), thread_view.project.clone())
7297        });
7298        let buffer = project.update(cx, |project, cx| {
7299            project.create_local_buffer("let a = 10 + 10;", None, false, cx)
7300        });
7301
7302        workspace
7303            .update_in(cx, |workspace, window, cx| {
7304                let editor = cx.new(|cx| {
7305                    let mut editor =
7306                        Editor::for_buffer(buffer.clone(), Some(project.clone()), window, cx);
7307
7308                    editor.change_selections(Default::default(), window, cx, |selections| {
7309                        selections.select_ranges([MultiBufferOffset(8)..MultiBufferOffset(15)]);
7310                    });
7311
7312                    editor
7313                });
7314                workspace.add_item_to_active_pane(Box::new(editor), None, false, window, cx);
7315            })
7316            .unwrap();
7317
7318        thread_view.update_in(cx, |thread_view, window, cx| {
7319            assert_eq!(thread_view.editing_message, Some(0));
7320            thread_view.insert_selections(window, cx);
7321        });
7322
7323        user_message_editor.read_with(cx, |editor, cx| {
7324            let text = editor.editor().read(cx).text(cx);
7325            let expected_text = String::from("Original message to edit with selection ");
7326
7327            assert_eq!(text, expected_text);
7328        });
7329    }
7330
7331    #[gpui::test]
7332    async fn test_insert_selections(cx: &mut TestAppContext) {
7333        init_test(cx);
7334
7335        let connection = StubAgentConnection::new();
7336        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
7337            acp::ContentChunk {
7338                content: acp::ContentBlock::Text(acp::TextContent {
7339                    text: "Response".into(),
7340                    annotations: None,
7341                    meta: None,
7342                }),
7343                meta: None,
7344            },
7345        )]);
7346
7347        let (thread_view, cx) = setup_thread_view(StubAgentServer::new(connection), cx).await;
7348        add_to_workspace(thread_view.clone(), cx);
7349
7350        let message_editor = cx.read(|cx| thread_view.read(cx).message_editor.clone());
7351        message_editor.update_in(cx, |editor, window, cx| {
7352            editor.set_text("Can you review this snippet ", window, cx)
7353        });
7354
7355        // Create a simple buffer with some text so we can create a selection
7356        // that will then be added to the message being edited.
7357        let (workspace, project) = thread_view.read_with(cx, |thread_view, _cx| {
7358            (thread_view.workspace.clone(), thread_view.project.clone())
7359        });
7360        let buffer = project.update(cx, |project, cx| {
7361            project.create_local_buffer("let a = 10 + 10;", None, false, cx)
7362        });
7363
7364        workspace
7365            .update_in(cx, |workspace, window, cx| {
7366                let editor = cx.new(|cx| {
7367                    let mut editor =
7368                        Editor::for_buffer(buffer.clone(), Some(project.clone()), window, cx);
7369
7370                    editor.change_selections(Default::default(), window, cx, |selections| {
7371                        selections.select_ranges([MultiBufferOffset(8)..MultiBufferOffset(15)]);
7372                    });
7373
7374                    editor
7375                });
7376                workspace.add_item_to_active_pane(Box::new(editor), None, false, window, cx);
7377            })
7378            .unwrap();
7379
7380        thread_view.update_in(cx, |thread_view, window, cx| {
7381            assert_eq!(thread_view.editing_message, None);
7382            thread_view.insert_selections(window, cx);
7383        });
7384
7385        thread_view.read_with(cx, |thread_view, cx| {
7386            let text = thread_view.message_editor.read(cx).text(cx);
7387            let expected_txt = String::from("Can you review this snippet selection ");
7388
7389            assert_eq!(text, expected_txt);
7390        })
7391    }
7392}