conversation_view.rs

   1use acp_thread::{
   2    AcpThread, AcpThreadEvent, AgentSessionInfo, AgentThreadEntry, AssistantMessage,
   3    AssistantMessageChunk, AuthRequired, LoadError, MentionUri, PermissionOptionChoice,
   4    PermissionOptions, PermissionPattern, RetryStatus, SelectedPermissionOutcome, ThreadStatus,
   5    ToolCall, ToolCallContent, ToolCallStatus, UserMessageId,
   6};
   7use acp_thread::{AgentConnection, Plan};
   8use action_log::{ActionLog, ActionLogTelemetry, DiffStats};
   9use agent::{NativeAgentServer, NativeAgentSessionList, SharedThread, ThreadStore};
  10use agent_client_protocol as acp;
  11#[cfg(test)]
  12use agent_servers::AgentServerDelegate;
  13use agent_servers::{AgentServer, GEMINI_TERMINAL_AUTH_METHOD_ID};
  14use agent_settings::{AgentProfileId, AgentSettings};
  15use anyhow::{Result, anyhow};
  16#[cfg(feature = "audio")]
  17use audio::{Audio, Sound};
  18use buffer_diff::BufferDiff;
  19use client::zed_urls;
  20use collections::{HashMap, HashSet, IndexMap};
  21use editor::scroll::Autoscroll;
  22use editor::{
  23    Editor, EditorEvent, EditorMode, MultiBuffer, PathKey, SelectionEffects, SizingBehavior,
  24};
  25use feature_flags::{AgentSharingFeatureFlag, FeatureFlagAppExt as _};
  26use file_icons::FileIcons;
  27use fs::Fs;
  28use futures::FutureExt as _;
  29use gpui::{
  30    Action, Animation, AnimationExt, AnyView, App, ClickEvent, ClipboardItem, CursorStyle,
  31    ElementId, Empty, Entity, EventEmitter, FocusHandle, Focusable, Hsla, ListOffset, ListState,
  32    ObjectFit, PlatformDisplay, ScrollHandle, SharedString, Subscription, Task, TextStyle,
  33    WeakEntity, Window, WindowHandle, div, ease_in_out, img, linear_color_stop, linear_gradient,
  34    list, point, pulsating_between,
  35};
  36use language::Buffer;
  37use language_model::LanguageModelRegistry;
  38use markdown::{Markdown, MarkdownElement, MarkdownFont, MarkdownStyle};
  39use parking_lot::RwLock;
  40use project::{AgentId, AgentServerStore, Project, ProjectEntryId};
  41use prompt_store::{PromptId, PromptStore};
  42
  43use crate::DEFAULT_THREAD_TITLE;
  44use crate::message_editor::SessionCapabilities;
  45use rope::Point;
  46use settings::{NotifyWhenAgentWaiting, Settings as _, SettingsStore, ThinkingBlockDisplay};
  47use std::path::Path;
  48use std::sync::Arc;
  49use std::time::Instant;
  50use std::{collections::BTreeMap, rc::Rc, time::Duration};
  51use terminal_view::terminal_panel::TerminalPanel;
  52use text::Anchor;
  53use theme_settings::AgentFontSize;
  54use ui::{
  55    Callout, CircularProgress, CommonAnimationExt, ContextMenu, ContextMenuEntry, CopyButton,
  56    DecoratedIcon, DiffStat, Disclosure, Divider, DividerColor, IconDecoration, IconDecorationKind,
  57    KeyBinding, PopoverMenu, PopoverMenuHandle, TintColor, Tooltip, WithScrollbar, prelude::*,
  58    right_click_menu,
  59};
  60use util::{ResultExt, size::format_file_size, time::duration_alt_display};
  61use util::{debug_panic, defer};
  62use workspace::PathList;
  63use workspace::{
  64    CollaboratorId, MultiWorkspace, NewTerminal, Toast, Workspace, notifications::NotificationId,
  65};
  66use zed_actions::agent::{Chat, ToggleModelSelector};
  67use zed_actions::assistant::OpenRulesLibrary;
  68
  69use super::config_options::ConfigOptionsView;
  70use super::entry_view_state::EntryViewState;
  71use super::thread_history::ThreadHistory;
  72use crate::ModeSelector;
  73use crate::ModelSelectorPopover;
  74use crate::agent_connection_store::{
  75    AgentConnectedState, AgentConnectionEntryEvent, AgentConnectionStore,
  76};
  77use crate::agent_diff::AgentDiff;
  78use crate::entry_view_state::{EntryViewEvent, ViewEvent};
  79use crate::message_editor::{MessageEditor, MessageEditorEvent};
  80use crate::profile_selector::{ProfileProvider, ProfileSelector};
  81use crate::thread_metadata_store::ThreadMetadataStore;
  82use crate::ui::{AgentNotification, AgentNotificationEvent};
  83use crate::{
  84    Agent, AgentDiffPane, AgentInitialContent, AgentPanel, AllowAlways, AllowOnce,
  85    AuthorizeToolCall, ClearMessageQueue, CycleFavoriteModels, CycleModeSelector,
  86    CycleThinkingEffort, EditFirstQueuedMessage, ExpandMessageEditor, Follow, KeepAll, NewThread,
  87    OpenAddContextMenu, OpenAgentDiff, RejectAll, RejectOnce, RemoveFirstQueuedMessage,
  88    ScrollOutputLineDown, ScrollOutputLineUp, ScrollOutputPageDown, ScrollOutputPageUp,
  89    ScrollOutputToBottom, ScrollOutputToNextMessage, ScrollOutputToPreviousMessage,
  90    ScrollOutputToTop, SendImmediately, SendNextQueuedMessage, ToggleFastMode,
  91    ToggleProfileSelector, ToggleThinkingEffortMenu, ToggleThinkingMode, UndoLastReject,
  92};
  93
  94const STOPWATCH_THRESHOLD: Duration = Duration::from_secs(30);
  95const TOKEN_THRESHOLD: u64 = 250;
  96
  97mod thread_view;
  98pub use thread_view::*;
  99
 100pub struct QueuedMessage {
 101    pub content: Vec<acp::ContentBlock>,
 102    pub tracked_buffers: Vec<Entity<Buffer>>,
 103}
 104
 105#[derive(Copy, Clone, Debug, PartialEq, Eq)]
 106enum ThreadFeedback {
 107    Positive,
 108    Negative,
 109}
 110
 111#[derive(Debug)]
 112pub(crate) enum ThreadError {
 113    PaymentRequired,
 114    Refusal,
 115    AuthenticationRequired(SharedString),
 116    Other {
 117        message: SharedString,
 118        acp_error_code: Option<SharedString>,
 119    },
 120}
 121
 122impl From<anyhow::Error> for ThreadError {
 123    fn from(error: anyhow::Error) -> Self {
 124        if error.is::<language_model::PaymentRequiredError>() {
 125            Self::PaymentRequired
 126        } else if let Some(acp_error) = error.downcast_ref::<acp::Error>()
 127            && acp_error.code == acp::ErrorCode::AuthRequired
 128        {
 129            Self::AuthenticationRequired(acp_error.message.clone().into())
 130        } else {
 131            let message: SharedString = format!("{:#}", error).into();
 132
 133            // Extract ACP error code if available
 134            let acp_error_code = error
 135                .downcast_ref::<acp::Error>()
 136                .map(|acp_error| SharedString::from(acp_error.code.to_string()));
 137
 138            Self::Other {
 139                message,
 140                acp_error_code,
 141            }
 142        }
 143    }
 144}
 145
 146impl ProfileProvider for Entity<agent::Thread> {
 147    fn profile_id(&self, cx: &App) -> AgentProfileId {
 148        self.read(cx).profile().clone()
 149    }
 150
 151    fn set_profile(&self, profile_id: AgentProfileId, cx: &mut App) {
 152        self.update(cx, |thread, cx| {
 153            // Apply the profile and let the thread swap to its default model.
 154            thread.set_profile(profile_id, cx);
 155        });
 156    }
 157
 158    fn profiles_supported(&self, cx: &App) -> bool {
 159        self.read(cx)
 160            .model()
 161            .is_some_and(|model| model.supports_tools())
 162    }
 163}
 164
 165#[derive(Default)]
 166pub(crate) struct Conversation {
 167    threads: HashMap<acp::SessionId, Entity<AcpThread>>,
 168    permission_requests: IndexMap<acp::SessionId, Vec<acp::ToolCallId>>,
 169    subscriptions: Vec<Subscription>,
 170    updated_at: Option<Instant>,
 171}
 172
 173impl Conversation {
 174    pub fn register_thread(&mut self, thread: Entity<AcpThread>, cx: &mut Context<Self>) {
 175        let session_id = thread.read(cx).session_id().clone();
 176        let subscription = cx.subscribe(&thread, move |this, _thread, event, _cx| {
 177            this.updated_at = Some(Instant::now());
 178            match event {
 179                AcpThreadEvent::ToolAuthorizationRequested(id) => {
 180                    this.permission_requests
 181                        .entry(session_id.clone())
 182                        .or_default()
 183                        .push(id.clone());
 184                }
 185                AcpThreadEvent::ToolAuthorizationReceived(id) => {
 186                    if let Some(tool_calls) = this.permission_requests.get_mut(&session_id) {
 187                        tool_calls.retain(|tool_call_id| tool_call_id != id);
 188                        if tool_calls.is_empty() {
 189                            this.permission_requests.shift_remove(&session_id);
 190                        }
 191                    }
 192                }
 193                AcpThreadEvent::NewEntry
 194                | AcpThreadEvent::TitleUpdated
 195                | AcpThreadEvent::TokenUsageUpdated
 196                | AcpThreadEvent::EntryUpdated(_)
 197                | AcpThreadEvent::EntriesRemoved(_)
 198                | AcpThreadEvent::Retry(_)
 199                | AcpThreadEvent::SubagentSpawned(_)
 200                | AcpThreadEvent::Stopped(_)
 201                | AcpThreadEvent::Error
 202                | AcpThreadEvent::LoadError(_)
 203                | AcpThreadEvent::PromptCapabilitiesUpdated
 204                | AcpThreadEvent::Refusal
 205                | AcpThreadEvent::AvailableCommandsUpdated(_)
 206                | AcpThreadEvent::ModeUpdated(_)
 207                | AcpThreadEvent::ConfigOptionsUpdated(_)
 208                | AcpThreadEvent::WorkingDirectoriesUpdated => {}
 209            }
 210        });
 211        self.subscriptions.push(subscription);
 212        self.threads
 213            .insert(thread.read(cx).session_id().clone(), thread);
 214    }
 215
 216    pub fn pending_tool_call<'a>(
 217        &'a self,
 218        session_id: &acp::SessionId,
 219        cx: &'a App,
 220    ) -> Option<(acp::SessionId, acp::ToolCallId, &'a PermissionOptions)> {
 221        let thread = self.threads.get(session_id)?;
 222        let is_subagent = thread.read(cx).parent_session_id().is_some();
 223        let (thread, tool_id) = if is_subagent {
 224            let id = self.permission_requests.get(session_id)?.iter().next()?;
 225            (thread, id)
 226        } else {
 227            let (id, tool_calls) = self.permission_requests.first()?;
 228            let thread = self.threads.get(id)?;
 229            let id = tool_calls.iter().next()?;
 230            (thread, id)
 231        };
 232        let (_, tool_call) = thread.read(cx).tool_call(tool_id)?;
 233
 234        let ToolCallStatus::WaitingForConfirmation { options, .. } = &tool_call.status else {
 235            return None;
 236        };
 237        Some((
 238            thread.read(cx).session_id().clone(),
 239            tool_id.clone(),
 240            options,
 241        ))
 242    }
 243
 244    pub fn subagents_awaiting_permission(&self, cx: &App) -> Vec<(acp::SessionId, usize)> {
 245        self.permission_requests
 246            .iter()
 247            .filter_map(|(session_id, tool_call_ids)| {
 248                let thread = self.threads.get(session_id)?;
 249                if thread.read(cx).parent_session_id().is_some() && !tool_call_ids.is_empty() {
 250                    Some((session_id.clone(), tool_call_ids.len()))
 251                } else {
 252                    None
 253                }
 254            })
 255            .collect()
 256    }
 257
 258    pub fn authorize_pending_tool_call(
 259        &mut self,
 260        session_id: &acp::SessionId,
 261        kind: acp::PermissionOptionKind,
 262        cx: &mut Context<Self>,
 263    ) -> Option<()> {
 264        let (_, tool_call_id, options) = self.pending_tool_call(session_id, cx)?;
 265        let option = options.first_option_of_kind(kind)?;
 266        self.authorize_tool_call(
 267            session_id.clone(),
 268            tool_call_id,
 269            SelectedPermissionOutcome::new(option.option_id.clone(), option.kind),
 270            cx,
 271        );
 272        Some(())
 273    }
 274
 275    pub fn authorize_tool_call(
 276        &mut self,
 277        session_id: acp::SessionId,
 278        tool_call_id: acp::ToolCallId,
 279        outcome: SelectedPermissionOutcome,
 280        cx: &mut Context<Self>,
 281    ) {
 282        let Some(thread) = self.threads.get(&session_id) else {
 283            return;
 284        };
 285        let agent_telemetry_id = thread.read(cx).connection().telemetry_id();
 286
 287        telemetry::event!(
 288            "Agent Tool Call Authorized",
 289            agent = agent_telemetry_id,
 290            session = session_id,
 291            option = outcome.option_kind
 292        );
 293
 294        thread.update(cx, |thread, cx| {
 295            thread.authorize_tool_call(tool_call_id, outcome, cx);
 296        });
 297        cx.notify();
 298    }
 299
 300    fn set_work_dirs(&mut self, work_dirs: PathList, cx: &mut Context<Self>) {
 301        for thread in self.threads.values() {
 302            thread.update(cx, |thread, cx| {
 303                thread.set_work_dirs(work_dirs.clone(), cx);
 304            });
 305        }
 306    }
 307}
 308
 309pub enum AcpServerViewEvent {
 310    ActiveThreadChanged,
 311}
 312
 313impl EventEmitter<AcpServerViewEvent> for ConversationView {}
 314
 315pub struct ConversationView {
 316    agent: Rc<dyn AgentServer>,
 317    connection_store: Entity<AgentConnectionStore>,
 318    connection_key: Agent,
 319    agent_server_store: Entity<AgentServerStore>,
 320    workspace: WeakEntity<Workspace>,
 321    project: Entity<Project>,
 322    thread_store: Option<Entity<ThreadStore>>,
 323    prompt_store: Option<Entity<PromptStore>>,
 324    server_state: ServerState,
 325    focus_handle: FocusHandle,
 326    notifications: Vec<WindowHandle<AgentNotification>>,
 327    notification_subscriptions: HashMap<WindowHandle<AgentNotification>, Vec<Subscription>>,
 328    auth_task: Option<Task<()>>,
 329    _subscriptions: Vec<Subscription>,
 330}
 331
 332impl ConversationView {
 333    pub fn has_auth_methods(&self) -> bool {
 334        self.as_connected().map_or(false, |connected| {
 335            !connected.connection.auth_methods().is_empty()
 336        })
 337    }
 338
 339    pub fn active_thread(&self) -> Option<&Entity<ThreadView>> {
 340        match &self.server_state {
 341            ServerState::Connected(connected) => connected.active_view(),
 342            _ => None,
 343        }
 344    }
 345
 346    pub fn pending_tool_call<'a>(
 347        &'a self,
 348        cx: &'a App,
 349    ) -> Option<(acp::SessionId, acp::ToolCallId, &'a PermissionOptions)> {
 350        let id = &self.active_thread()?.read(cx).id;
 351        self.as_connected()?
 352            .conversation
 353            .read(cx)
 354            .pending_tool_call(id, cx)
 355    }
 356
 357    pub fn root_thread(&self, cx: &App) -> Option<Entity<ThreadView>> {
 358        match &self.server_state {
 359            ServerState::Connected(connected) => {
 360                let mut current = connected.active_view()?;
 361                while let Some(parent_id) = current.read(cx).parent_id.clone() {
 362                    if let Some(parent) = connected.threads.get(&parent_id) {
 363                        current = parent;
 364                    } else {
 365                        break;
 366                    }
 367                }
 368                Some(current.clone())
 369            }
 370            _ => None,
 371        }
 372    }
 373
 374    pub fn thread_view(&self, session_id: &acp::SessionId) -> Option<Entity<ThreadView>> {
 375        let connected = self.as_connected()?;
 376        connected.threads.get(session_id).cloned()
 377    }
 378
 379    pub fn as_connected(&self) -> Option<&ConnectedServerState> {
 380        match &self.server_state {
 381            ServerState::Connected(connected) => Some(connected),
 382            _ => None,
 383        }
 384    }
 385
 386    pub fn as_connected_mut(&mut self) -> Option<&mut ConnectedServerState> {
 387        match &mut self.server_state {
 388            ServerState::Connected(connected) => Some(connected),
 389            _ => None,
 390        }
 391    }
 392
 393    pub fn updated_at(&self, cx: &App) -> Option<Instant> {
 394        self.as_connected()
 395            .and_then(|connected| connected.conversation.read(cx).updated_at)
 396    }
 397
 398    pub fn navigate_to_session(
 399        &mut self,
 400        session_id: acp::SessionId,
 401        window: &mut Window,
 402        cx: &mut Context<Self>,
 403    ) {
 404        let Some(connected) = self.as_connected_mut() else {
 405            return;
 406        };
 407
 408        connected.navigate_to_session(session_id);
 409        if let Some(view) = self.active_thread() {
 410            view.focus_handle(cx).focus(window, cx);
 411        }
 412        cx.emit(AcpServerViewEvent::ActiveThreadChanged);
 413        cx.notify();
 414    }
 415
 416    pub fn set_work_dirs(&mut self, work_dirs: PathList, cx: &mut Context<Self>) {
 417        if let Some(connected) = self.as_connected() {
 418            connected.conversation.update(cx, |conversation, cx| {
 419                conversation.set_work_dirs(work_dirs.clone(), cx);
 420            });
 421        }
 422    }
 423}
 424
 425enum ServerState {
 426    Loading(Entity<LoadingView>),
 427    LoadError {
 428        error: LoadError,
 429        session_id: Option<acp::SessionId>,
 430    },
 431    Connected(ConnectedServerState),
 432}
 433
 434// current -> Entity
 435// hashmap of threads, current becomes session_id
 436pub struct ConnectedServerState {
 437    auth_state: AuthState,
 438    active_id: Option<acp::SessionId>,
 439    pub(crate) threads: HashMap<acp::SessionId, Entity<ThreadView>>,
 440    connection: Rc<dyn AgentConnection>,
 441    history: Option<Entity<ThreadHistory>>,
 442    conversation: Entity<Conversation>,
 443    _connection_entry_subscription: Subscription,
 444}
 445
 446enum AuthState {
 447    Ok,
 448    Unauthenticated {
 449        description: Option<Entity<Markdown>>,
 450        configuration_view: Option<AnyView>,
 451        pending_auth_method: Option<acp::AuthMethodId>,
 452        _subscription: Option<Subscription>,
 453    },
 454}
 455
 456impl AuthState {
 457    pub fn is_ok(&self) -> bool {
 458        matches!(self, Self::Ok)
 459    }
 460}
 461
 462struct LoadingView {
 463    session_id: Option<acp::SessionId>,
 464    _load_task: Task<()>,
 465}
 466
 467impl ConnectedServerState {
 468    pub fn active_view(&self) -> Option<&Entity<ThreadView>> {
 469        self.active_id.as_ref().and_then(|id| self.threads.get(id))
 470    }
 471
 472    pub fn has_thread_error(&self, cx: &App) -> bool {
 473        self.active_view()
 474            .map_or(false, |view| view.read(cx).thread_error.is_some())
 475    }
 476
 477    pub fn navigate_to_session(&mut self, session_id: acp::SessionId) {
 478        if self.threads.contains_key(&session_id) {
 479            self.active_id = Some(session_id);
 480        }
 481    }
 482
 483    pub fn close_all_sessions(&self, cx: &mut App) -> Task<()> {
 484        let tasks = self.threads.keys().filter_map(|id| {
 485            if self.connection.supports_close_session() {
 486                Some(self.connection.clone().close_session(id, cx))
 487            } else {
 488                None
 489            }
 490        });
 491        let task = futures::future::join_all(tasks);
 492        cx.background_spawn(async move {
 493            task.await;
 494        })
 495    }
 496}
 497
 498impl ConversationView {
 499    pub fn new(
 500        agent: Rc<dyn AgentServer>,
 501        connection_store: Entity<AgentConnectionStore>,
 502        connection_key: Agent,
 503        resume_session_id: Option<acp::SessionId>,
 504        work_dirs: Option<PathList>,
 505        title: Option<SharedString>,
 506        initial_content: Option<AgentInitialContent>,
 507        workspace: WeakEntity<Workspace>,
 508        project: Entity<Project>,
 509        thread_store: Option<Entity<ThreadStore>>,
 510        prompt_store: Option<Entity<PromptStore>>,
 511        window: &mut Window,
 512        cx: &mut Context<Self>,
 513    ) -> Self {
 514        let agent_server_store = project.read(cx).agent_server_store().clone();
 515        let subscriptions = vec![
 516            cx.observe_global_in::<SettingsStore>(window, Self::agent_ui_font_size_changed),
 517            cx.observe_global_in::<AgentFontSize>(window, Self::agent_ui_font_size_changed),
 518            cx.subscribe_in(
 519                &agent_server_store,
 520                window,
 521                Self::handle_agent_servers_updated,
 522            ),
 523        ];
 524
 525        cx.on_release(|this, cx| {
 526            if let Some(connected) = this.as_connected() {
 527                connected.close_all_sessions(cx).detach();
 528            }
 529            for window in this.notifications.drain(..) {
 530                window
 531                    .update(cx, |_, window, _| {
 532                        window.remove_window();
 533                    })
 534                    .ok();
 535            }
 536        })
 537        .detach();
 538
 539        Self {
 540            agent: agent.clone(),
 541            connection_store: connection_store.clone(),
 542            connection_key: connection_key.clone(),
 543            agent_server_store,
 544            workspace,
 545            project: project.clone(),
 546            thread_store,
 547            prompt_store,
 548            server_state: Self::initial_state(
 549                agent.clone(),
 550                connection_store,
 551                connection_key,
 552                resume_session_id,
 553                work_dirs,
 554                title,
 555                project,
 556                initial_content,
 557                window,
 558                cx,
 559            ),
 560            notifications: Vec::new(),
 561            notification_subscriptions: HashMap::default(),
 562            auth_task: None,
 563            _subscriptions: subscriptions,
 564            focus_handle: cx.focus_handle(),
 565        }
 566    }
 567
 568    fn set_server_state(&mut self, state: ServerState, cx: &mut Context<Self>) {
 569        if let Some(connected) = self.as_connected() {
 570            connected.close_all_sessions(cx).detach();
 571        }
 572
 573        self.server_state = state;
 574        cx.emit(AcpServerViewEvent::ActiveThreadChanged);
 575        cx.notify();
 576    }
 577
 578    fn reset(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 579        let (resume_session_id, cwd, title) = self
 580            .active_thread()
 581            .map(|thread_view| {
 582                let thread = thread_view.read(cx).thread.read(cx);
 583                (
 584                    Some(thread.session_id().clone()),
 585                    thread.work_dirs().cloned(),
 586                    thread.title(),
 587                )
 588            })
 589            .unwrap_or((None, None, None));
 590
 591        let state = Self::initial_state(
 592            self.agent.clone(),
 593            self.connection_store.clone(),
 594            self.connection_key.clone(),
 595            resume_session_id,
 596            cwd,
 597            title,
 598            self.project.clone(),
 599            None,
 600            window,
 601            cx,
 602        );
 603        self.set_server_state(state, cx);
 604
 605        if let Some(view) = self.active_thread() {
 606            view.update(cx, |this, cx| {
 607                this.message_editor.update(cx, |editor, cx| {
 608                    editor.set_session_capabilities(this.session_capabilities.clone(), cx);
 609                });
 610            });
 611        }
 612        cx.notify();
 613    }
 614
 615    fn initial_state(
 616        agent: Rc<dyn AgentServer>,
 617        connection_store: Entity<AgentConnectionStore>,
 618        connection_key: Agent,
 619        resume_session_id: Option<acp::SessionId>,
 620        work_dirs: Option<PathList>,
 621        title: Option<SharedString>,
 622        project: Entity<Project>,
 623        initial_content: Option<AgentInitialContent>,
 624        window: &mut Window,
 625        cx: &mut Context<Self>,
 626    ) -> ServerState {
 627        if project.read(cx).is_via_collab()
 628            && agent.clone().downcast::<NativeAgentServer>().is_none()
 629        {
 630            return ServerState::LoadError {
 631                error: LoadError::Other(
 632                    "External agents are not yet supported in shared projects.".into(),
 633                ),
 634                session_id: resume_session_id.clone(),
 635            };
 636        }
 637        let session_work_dirs = work_dirs.unwrap_or_else(|| project.read(cx).default_path_list(cx));
 638
 639        let connection_entry = connection_store.update(cx, |store, cx| {
 640            store.request_connection(connection_key, agent.clone(), cx)
 641        });
 642
 643        let connection_entry_subscription =
 644            cx.subscribe(&connection_entry, |this, _entry, event, cx| match event {
 645                AgentConnectionEntryEvent::NewVersionAvailable(version) => {
 646                    if let Some(thread) = this.active_thread() {
 647                        thread.update(cx, |thread, cx| {
 648                            thread.new_server_version_available = Some(version.clone());
 649                            cx.notify();
 650                        });
 651                    }
 652                }
 653            });
 654
 655        let connect_result = connection_entry.read(cx).wait_for_connection();
 656
 657        let load_session_id = resume_session_id.clone();
 658        let load_task = cx.spawn_in(window, async move |this, cx| {
 659            let (connection, history) = match connect_result.await {
 660                Ok(AgentConnectedState {
 661                    connection,
 662                    history,
 663                }) => (connection, history),
 664                Err(err) => {
 665                    this.update_in(cx, |this, window, cx| {
 666                        this.handle_load_error(load_session_id.clone(), err, window, cx);
 667                        cx.notify();
 668                    })
 669                    .log_err();
 670                    return;
 671                }
 672            };
 673
 674            telemetry::event!("Agent Thread Started", agent = connection.telemetry_id());
 675
 676            let mut resumed_without_history = false;
 677            let result = if let Some(session_id) = load_session_id.clone() {
 678                cx.update(|_, cx| {
 679                    if connection.supports_load_session() {
 680                        connection.clone().load_session(
 681                            session_id,
 682                            project.clone(),
 683                            session_work_dirs,
 684                            title,
 685                            cx,
 686                        )
 687                    } else if connection.supports_resume_session() {
 688                        resumed_without_history = true;
 689                        connection.clone().resume_session(
 690                            session_id,
 691                            project.clone(),
 692                            session_work_dirs,
 693                            title,
 694                            cx,
 695                        )
 696                    } else {
 697                        Task::ready(Err(anyhow!(LoadError::Other(
 698                            "Loading or resuming sessions is not supported by this agent.".into()
 699                        ))))
 700                    }
 701                })
 702                .log_err()
 703            } else {
 704                cx.update(|_, cx| {
 705                    connection
 706                        .clone()
 707                        .new_session(project.clone(), session_work_dirs, cx)
 708                })
 709                .log_err()
 710            };
 711
 712            let Some(result) = result else {
 713                return;
 714            };
 715
 716            let result = match result.await {
 717                Err(e) => match e.downcast::<acp_thread::AuthRequired>() {
 718                    Ok(err) => {
 719                        cx.update(|window, cx| {
 720                            Self::handle_auth_required(
 721                                this,
 722                                err,
 723                                agent.agent_id(),
 724                                connection,
 725                                window,
 726                                cx,
 727                            )
 728                        })
 729                        .log_err();
 730                        return;
 731                    }
 732                    Err(err) => Err(err),
 733                },
 734                Ok(thread) => Ok(thread),
 735            };
 736
 737            this.update_in(cx, |this, window, cx| {
 738                match result {
 739                    Ok(thread) => {
 740                        let conversation = cx.new(|cx| {
 741                            let mut conversation = Conversation::default();
 742                            conversation.register_thread(thread.clone(), cx);
 743                            conversation
 744                        });
 745
 746                        let current = this.new_thread_view(
 747                            None,
 748                            thread,
 749                            conversation.clone(),
 750                            resumed_without_history,
 751                            initial_content,
 752                            history.clone(),
 753                            window,
 754                            cx,
 755                        );
 756
 757                        if this.focus_handle.contains_focused(window, cx) {
 758                            current
 759                                .read(cx)
 760                                .message_editor
 761                                .focus_handle(cx)
 762                                .focus(window, cx);
 763                        }
 764
 765                        let id = current.read(cx).thread.read(cx).session_id().clone();
 766                        this.set_server_state(
 767                            ServerState::Connected(ConnectedServerState {
 768                                connection,
 769                                auth_state: AuthState::Ok,
 770                                active_id: Some(id.clone()),
 771                                threads: HashMap::from_iter([(id, current)]),
 772                                conversation,
 773                                history,
 774                                _connection_entry_subscription: connection_entry_subscription,
 775                            }),
 776                            cx,
 777                        );
 778                    }
 779                    Err(err) => {
 780                        this.handle_load_error(
 781                            load_session_id.clone(),
 782                            LoadError::Other(err.to_string().into()),
 783                            window,
 784                            cx,
 785                        );
 786                    }
 787                };
 788            })
 789            .log_err();
 790        });
 791
 792        let loading_view = cx.new(|_cx| LoadingView {
 793            session_id: resume_session_id,
 794            _load_task: load_task,
 795        });
 796
 797        ServerState::Loading(loading_view)
 798    }
 799
 800    fn new_thread_view(
 801        &self,
 802        parent_id: Option<acp::SessionId>,
 803        thread: Entity<AcpThread>,
 804        conversation: Entity<Conversation>,
 805        resumed_without_history: bool,
 806        initial_content: Option<AgentInitialContent>,
 807        history: Option<Entity<ThreadHistory>>,
 808        window: &mut Window,
 809        cx: &mut Context<Self>,
 810    ) -> Entity<ThreadView> {
 811        let agent_id = self.agent.agent_id();
 812        let session_capabilities = Arc::new(RwLock::new(SessionCapabilities::new(
 813            thread.read(cx).prompt_capabilities(),
 814            thread.read(cx).available_commands().to_vec(),
 815        )));
 816
 817        let action_log = thread.read(cx).action_log().clone();
 818
 819        let entry_view_state = cx.new(|_| {
 820            EntryViewState::new(
 821                self.workspace.clone(),
 822                self.project.downgrade(),
 823                self.thread_store.clone(),
 824                history.as_ref().map(|h| h.downgrade()),
 825                self.prompt_store.clone(),
 826                session_capabilities.clone(),
 827                self.agent.agent_id(),
 828            )
 829        });
 830
 831        let count = thread.read(cx).entries().len();
 832        let list_state = ListState::new(0, gpui::ListAlignment::Top, px(2048.0));
 833        list_state.set_follow_mode(gpui::FollowMode::Tail);
 834
 835        entry_view_state.update(cx, |view_state, cx| {
 836            for ix in 0..count {
 837                view_state.sync_entry(ix, &thread, window, cx);
 838            }
 839            list_state.splice_focusable(
 840                0..0,
 841                (0..count).map(|ix| view_state.entry(ix)?.focus_handle(cx)),
 842            );
 843        });
 844
 845        if let Some(scroll_position) = thread.read(cx).ui_scroll_position() {
 846            list_state.scroll_to(scroll_position);
 847        } else {
 848            list_state.scroll_to_end();
 849        }
 850
 851        AgentDiff::set_active_thread(&self.workspace, thread.clone(), window, cx);
 852
 853        let connection = thread.read(cx).connection().clone();
 854        let session_id = thread.read(cx).session_id().clone();
 855
 856        // Check for config options first
 857        // Config options take precedence over legacy mode/model selectors
 858        // (feature flag gating happens at the data layer)
 859        let config_options_provider = connection.session_config_options(&session_id, cx);
 860
 861        let config_options_view;
 862        let mode_selector;
 863        let model_selector;
 864        if let Some(config_options) = config_options_provider {
 865            // Use config options - don't create mode_selector or model_selector
 866            let agent_server = self.agent.clone();
 867            let fs = self.project.read(cx).fs().clone();
 868            config_options_view =
 869                Some(cx.new(|cx| {
 870                    ConfigOptionsView::new(config_options, agent_server, fs, window, cx)
 871                }));
 872            model_selector = None;
 873            mode_selector = None;
 874        } else {
 875            // Fall back to legacy mode/model selectors
 876            config_options_view = None;
 877            model_selector = connection.model_selector(&session_id).map(|selector| {
 878                let agent_server = self.agent.clone();
 879                let fs = self.project.read(cx).fs().clone();
 880                cx.new(|cx| {
 881                    ModelSelectorPopover::new(
 882                        selector,
 883                        agent_server,
 884                        fs,
 885                        PopoverMenuHandle::default(),
 886                        self.focus_handle(cx),
 887                        window,
 888                        cx,
 889                    )
 890                })
 891            });
 892
 893            mode_selector = connection
 894                .session_modes(&session_id, cx)
 895                .map(|session_modes| {
 896                    let fs = self.project.read(cx).fs().clone();
 897                    cx.new(|_cx| ModeSelector::new(session_modes, self.agent.clone(), fs))
 898                });
 899        }
 900
 901        let subscriptions = vec![
 902            cx.subscribe_in(&thread, window, Self::handle_thread_event),
 903            cx.observe(&action_log, |_, _, cx| cx.notify()),
 904        ];
 905
 906        let parent_session_id = thread.read(cx).session_id().clone();
 907        let subagent_sessions = thread
 908            .read(cx)
 909            .entries()
 910            .iter()
 911            .filter_map(|entry| match entry {
 912                AgentThreadEntry::ToolCall(call) => call
 913                    .subagent_session_info
 914                    .as_ref()
 915                    .map(|i| i.session_id.clone()),
 916                _ => None,
 917            })
 918            .collect::<Vec<_>>();
 919
 920        if !subagent_sessions.is_empty() {
 921            cx.spawn_in(window, async move |this, cx| {
 922                this.update_in(cx, |this, window, cx| {
 923                    for subagent_id in subagent_sessions {
 924                        this.load_subagent_session(
 925                            subagent_id,
 926                            parent_session_id.clone(),
 927                            window,
 928                            cx,
 929                        );
 930                    }
 931                })
 932            })
 933            .detach();
 934        }
 935
 936        let profile_selector: Option<Rc<agent::NativeAgentConnection>> =
 937            connection.clone().downcast();
 938        let profile_selector = profile_selector
 939            .and_then(|native_connection| native_connection.thread(&session_id, cx))
 940            .map(|native_thread| {
 941                cx.new(|cx| {
 942                    ProfileSelector::new(
 943                        <dyn Fs>::global(cx),
 944                        Arc::new(native_thread),
 945                        self.focus_handle(cx),
 946                        cx,
 947                    )
 948                })
 949            });
 950
 951        let agent_display_name = self
 952            .agent_server_store
 953            .read(cx)
 954            .agent_display_name(&agent_id.clone())
 955            .unwrap_or_else(|| agent_id.0.clone());
 956
 957        let agent_icon = self.agent.logo();
 958        let agent_icon_from_external_svg = self
 959            .agent_server_store
 960            .read(cx)
 961            .agent_icon(&self.agent.agent_id())
 962            .or_else(|| {
 963                project::AgentRegistryStore::try_global(cx).and_then(|store| {
 964                    store
 965                        .read(cx)
 966                        .agent(&self.agent.agent_id())
 967                        .and_then(|a| a.icon_path().cloned())
 968                })
 969            });
 970
 971        let weak = cx.weak_entity();
 972        cx.new(|cx| {
 973            ThreadView::new(
 974                parent_id,
 975                thread,
 976                conversation,
 977                weak,
 978                agent_icon,
 979                agent_icon_from_external_svg,
 980                agent_id,
 981                agent_display_name,
 982                self.workspace.clone(),
 983                entry_view_state,
 984                config_options_view,
 985                mode_selector,
 986                model_selector,
 987                profile_selector,
 988                list_state,
 989                session_capabilities,
 990                resumed_without_history,
 991                self.project.downgrade(),
 992                self.thread_store.clone(),
 993                history,
 994                self.prompt_store.clone(),
 995                initial_content,
 996                subscriptions,
 997                window,
 998                cx,
 999            )
1000        })
1001    }
1002
1003    fn handle_auth_required(
1004        this: WeakEntity<Self>,
1005        err: AuthRequired,
1006        agent_id: AgentId,
1007        connection: Rc<dyn AgentConnection>,
1008        window: &mut Window,
1009        cx: &mut App,
1010    ) {
1011        let (configuration_view, subscription) = if let Some(provider_id) = &err.provider_id {
1012            let registry = LanguageModelRegistry::global(cx);
1013
1014            let sub = window.subscribe(&registry, cx, {
1015                let provider_id = provider_id.clone();
1016                let this = this.clone();
1017                move |_, ev, window, cx| {
1018                    if let language_model::Event::ProviderStateChanged(updated_provider_id) = &ev
1019                        && &provider_id == updated_provider_id
1020                        && LanguageModelRegistry::global(cx)
1021                            .read(cx)
1022                            .provider(&provider_id)
1023                            .map_or(false, |provider| provider.is_authenticated(cx))
1024                    {
1025                        this.update(cx, |this, cx| {
1026                            this.reset(window, cx);
1027                        })
1028                        .ok();
1029                    }
1030                }
1031            });
1032
1033            let view = registry.read(cx).provider(&provider_id).map(|provider| {
1034                provider.configuration_view(
1035                    language_model::ConfigurationViewTargetAgent::Other(agent_id.0),
1036                    window,
1037                    cx,
1038                )
1039            });
1040
1041            (view, Some(sub))
1042        } else {
1043            (None, None)
1044        };
1045
1046        this.update(cx, |this, cx| {
1047            let description = err
1048                .description
1049                .map(|desc| cx.new(|cx| Markdown::new(desc.into(), None, None, cx)));
1050            let auth_state = AuthState::Unauthenticated {
1051                pending_auth_method: None,
1052                configuration_view,
1053                description,
1054                _subscription: subscription,
1055            };
1056            if let Some(connected) = this.as_connected_mut() {
1057                connected.auth_state = auth_state;
1058                if let Some(view) = connected.active_view()
1059                    && view
1060                        .read(cx)
1061                        .message_editor
1062                        .focus_handle(cx)
1063                        .is_focused(window)
1064                {
1065                    this.focus_handle.focus(window, cx)
1066                }
1067            } else {
1068                this.set_server_state(
1069                    ServerState::Connected(ConnectedServerState {
1070                        auth_state,
1071                        active_id: None,
1072                        threads: HashMap::default(),
1073                        connection,
1074                        conversation: cx.new(|_cx| Conversation::default()),
1075                        history: None,
1076                        _connection_entry_subscription: Subscription::new(|| {}),
1077                    }),
1078                    cx,
1079                );
1080            }
1081            cx.notify();
1082        })
1083        .ok();
1084    }
1085
1086    fn handle_load_error(
1087        &mut self,
1088        session_id: Option<acp::SessionId>,
1089        err: LoadError,
1090        window: &mut Window,
1091        cx: &mut Context<Self>,
1092    ) {
1093        if let Some(view) = self.active_thread() {
1094            if view
1095                .read(cx)
1096                .message_editor
1097                .focus_handle(cx)
1098                .is_focused(window)
1099            {
1100                self.focus_handle.focus(window, cx)
1101            }
1102        }
1103        self.emit_load_error_telemetry(&err);
1104        self.set_server_state(
1105            ServerState::LoadError {
1106                error: err,
1107                session_id,
1108            },
1109            cx,
1110        );
1111    }
1112
1113    fn handle_agent_servers_updated(
1114        &mut self,
1115        _agent_server_store: &Entity<project::AgentServerStore>,
1116        _event: &project::AgentServersUpdated,
1117        window: &mut Window,
1118        cx: &mut Context<Self>,
1119    ) {
1120        // If we're in a LoadError state OR have a thread_error set (which can happen
1121        // when agent.connect() fails during loading), retry loading the thread.
1122        // This handles the case where a thread is restored before authentication completes.
1123        let should_retry = match &self.server_state {
1124            ServerState::Loading(_) => false,
1125            ServerState::LoadError { .. } => true,
1126            ServerState::Connected(connected) => {
1127                connected.auth_state.is_ok() && connected.has_thread_error(cx)
1128            }
1129        };
1130
1131        if should_retry {
1132            if let Some(active) = self.active_thread() {
1133                active.update(cx, |active, cx| {
1134                    active.clear_thread_error(cx);
1135                });
1136            }
1137            self.reset(window, cx);
1138        }
1139    }
1140
1141    pub fn workspace(&self) -> &WeakEntity<Workspace> {
1142        &self.workspace
1143    }
1144
1145    pub fn title(&self, cx: &App) -> SharedString {
1146        match &self.server_state {
1147            ServerState::Connected(view) => view
1148                .active_view()
1149                .and_then(|v| v.read(cx).thread.read(cx).title())
1150                .unwrap_or_else(|| DEFAULT_THREAD_TITLE.into()),
1151            ServerState::Loading(_) => "Loading…".into(),
1152            ServerState::LoadError { error, .. } => match error {
1153                LoadError::Unsupported { .. } => {
1154                    format!("Upgrade {}", self.agent.agent_id()).into()
1155                }
1156                LoadError::FailedToInstall(_) => {
1157                    format!("Failed to Install {}", self.agent.agent_id()).into()
1158                }
1159                LoadError::Exited { .. } => format!("{} Exited", self.agent.agent_id()).into(),
1160                LoadError::Other(_) => format!("Error Loading {}", self.agent.agent_id()).into(),
1161            },
1162        }
1163    }
1164
1165    pub fn cancel_generation(&mut self, cx: &mut Context<Self>) {
1166        if let Some(active) = self.active_thread() {
1167            active.update(cx, |active, cx| {
1168                active.cancel_generation(cx);
1169            });
1170        }
1171    }
1172
1173    // The parent ID is None if we haven't created a thread yet
1174    pub fn parent_id(&self, cx: &App) -> Option<acp::SessionId> {
1175        match &self.server_state {
1176            ServerState::Connected(_) => self
1177                .root_thread(cx)
1178                .map(|thread| thread.read(cx).id.clone()),
1179            ServerState::Loading(loading) => loading.read(cx).session_id.clone(),
1180            ServerState::LoadError { session_id, .. } => session_id.clone(),
1181        }
1182    }
1183
1184    pub fn is_loading(&self) -> bool {
1185        matches!(self.server_state, ServerState::Loading { .. })
1186    }
1187
1188    fn update_turn_tokens(&mut self, cx: &mut Context<Self>) {
1189        if let Some(active) = self.active_thread() {
1190            active.update(cx, |active, cx| {
1191                active.update_turn_tokens(cx);
1192            });
1193        }
1194    }
1195
1196    fn send_queued_message_at_index(
1197        &mut self,
1198        index: usize,
1199        is_send_now: bool,
1200        window: &mut Window,
1201        cx: &mut Context<Self>,
1202    ) {
1203        if let Some(active) = self.active_thread() {
1204            active.update(cx, |active, cx| {
1205                active.send_queued_message_at_index(index, is_send_now, window, cx);
1206            });
1207        }
1208    }
1209
1210    fn move_queued_message_to_main_editor(
1211        &mut self,
1212        index: usize,
1213        inserted_text: Option<&str>,
1214        cursor_offset: Option<usize>,
1215        window: &mut Window,
1216        cx: &mut Context<Self>,
1217    ) {
1218        if let Some(active) = self.active_thread() {
1219            active.update(cx, |active, cx| {
1220                active.move_queued_message_to_main_editor(
1221                    index,
1222                    inserted_text,
1223                    cursor_offset,
1224                    window,
1225                    cx,
1226                );
1227            });
1228        }
1229    }
1230
1231    fn handle_thread_event(
1232        &mut self,
1233        thread: &Entity<AcpThread>,
1234        event: &AcpThreadEvent,
1235        window: &mut Window,
1236        cx: &mut Context<Self>,
1237    ) {
1238        let thread_id = thread.read(cx).session_id().clone();
1239        let is_subagent = thread.read(cx).parent_session_id().is_some();
1240        match event {
1241            AcpThreadEvent::NewEntry => {
1242                let len = thread.read(cx).entries().len();
1243                let index = len - 1;
1244                if let Some(active) = self.thread_view(&thread_id) {
1245                    let entry_view_state = active.read(cx).entry_view_state.clone();
1246                    let list_state = active.read(cx).list_state.clone();
1247                    entry_view_state.update(cx, |view_state, cx| {
1248                        view_state.sync_entry(index, thread, window, cx);
1249                        list_state.splice_focusable(
1250                            index..index,
1251                            [view_state
1252                                .entry(index)
1253                                .and_then(|entry| entry.focus_handle(cx))],
1254                        );
1255                    });
1256                    active.update(cx, |active, cx| {
1257                        active.sync_editor_mode_for_empty_state(cx);
1258                    });
1259                }
1260            }
1261            AcpThreadEvent::EntryUpdated(index) => {
1262                if let Some(active) = self.thread_view(&thread_id) {
1263                    let entry_view_state = active.read(cx).entry_view_state.clone();
1264                    let list_state = active.read(cx).list_state.clone();
1265                    entry_view_state.update(cx, |view_state, cx| {
1266                        view_state.sync_entry(*index, thread, window, cx);
1267                    });
1268                    list_state.remeasure_items(*index..*index + 1);
1269                    active.update(cx, |active, cx| {
1270                        active.auto_expand_streaming_thought(cx);
1271                    });
1272                }
1273            }
1274            AcpThreadEvent::EntriesRemoved(range) => {
1275                if let Some(active) = self.thread_view(&thread_id) {
1276                    let entry_view_state = active.read(cx).entry_view_state.clone();
1277                    let list_state = active.read(cx).list_state.clone();
1278                    entry_view_state.update(cx, |view_state, _cx| view_state.remove(range.clone()));
1279                    list_state.splice(range.clone(), 0);
1280                    active.update(cx, |active, cx| {
1281                        active.sync_editor_mode_for_empty_state(cx);
1282                    });
1283                }
1284            }
1285            AcpThreadEvent::SubagentSpawned(session_id) => self.load_subagent_session(
1286                session_id.clone(),
1287                thread.read(cx).session_id().clone(),
1288                window,
1289                cx,
1290            ),
1291            AcpThreadEvent::ToolAuthorizationRequested(_) => {
1292                self.notify_with_sound("Waiting for tool confirmation", IconName::Info, window, cx);
1293            }
1294            AcpThreadEvent::ToolAuthorizationReceived(_) => {}
1295            AcpThreadEvent::Retry(retry) => {
1296                if let Some(active) = self.thread_view(&thread_id) {
1297                    active.update(cx, |active, _cx| {
1298                        active.thread_retry_status = Some(retry.clone());
1299                    });
1300                }
1301            }
1302            AcpThreadEvent::Stopped(stop_reason) => {
1303                if let Some(active) = self.thread_view(&thread_id) {
1304                    let is_generating =
1305                        matches!(thread.read(cx).status(), ThreadStatus::Generating);
1306                    active.update(cx, |active, cx| {
1307                        if !is_generating {
1308                            active.thread_retry_status.take();
1309                            active.clear_auto_expand_tracking();
1310                            if active.list_state.is_following_tail() {
1311                                active.list_state.scroll_to_end();
1312                            }
1313                        }
1314                        active.sync_generating_indicator(cx);
1315                    });
1316                }
1317                if is_subagent {
1318                    if *stop_reason == acp::StopReason::EndTurn {
1319                        thread.update(cx, |thread, cx| {
1320                            thread.mark_as_subagent_output(cx);
1321                        });
1322                    }
1323                    return;
1324                }
1325
1326                let used_tools = thread.read(cx).used_tools_since_last_user_message();
1327                self.notify_with_sound(
1328                    if used_tools {
1329                        "Finished running tools"
1330                    } else {
1331                        "New message"
1332                    },
1333                    IconName::ZedAssistant,
1334                    window,
1335                    cx,
1336                );
1337
1338                let should_send_queued = if let Some(active) = self.active_thread() {
1339                    active.update(cx, |active, cx| {
1340                        if active.skip_queue_processing_count > 0 {
1341                            active.skip_queue_processing_count -= 1;
1342                            false
1343                        } else if active.user_interrupted_generation {
1344                            // Manual interruption: don't auto-process queue.
1345                            // Reset the flag so future completions can process normally.
1346                            active.user_interrupted_generation = false;
1347                            false
1348                        } else {
1349                            let has_queued = !active.local_queued_messages.is_empty();
1350                            // Don't auto-send if the first message editor is currently focused
1351                            let is_first_editor_focused = active
1352                                .queued_message_editors
1353                                .first()
1354                                .is_some_and(|editor| editor.focus_handle(cx).is_focused(window));
1355                            has_queued && !is_first_editor_focused
1356                        }
1357                    })
1358                } else {
1359                    false
1360                };
1361                if should_send_queued {
1362                    self.send_queued_message_at_index(0, false, window, cx);
1363                }
1364            }
1365            AcpThreadEvent::Refusal => {
1366                let error = ThreadError::Refusal;
1367                if let Some(active) = self.thread_view(&thread_id) {
1368                    active.update(cx, |active, cx| {
1369                        active.handle_thread_error(error, cx);
1370                        active.thread_retry_status.take();
1371                    });
1372                }
1373                if !is_subagent {
1374                    let model_or_agent_name = self.current_model_name(cx);
1375                    let notification_message =
1376                        format!("{} refused to respond to this request", model_or_agent_name);
1377                    self.notify_with_sound(&notification_message, IconName::Warning, window, cx);
1378                }
1379            }
1380            AcpThreadEvent::Error => {
1381                if let Some(active) = self.thread_view(&thread_id) {
1382                    let is_generating =
1383                        matches!(thread.read(cx).status(), ThreadStatus::Generating);
1384                    active.update(cx, |active, cx| {
1385                        if !is_generating {
1386                            active.thread_retry_status.take();
1387                            if active.list_state.is_following_tail() {
1388                                active.list_state.scroll_to_end();
1389                            }
1390                        }
1391                        active.sync_generating_indicator(cx);
1392                    });
1393                }
1394                if !is_subagent {
1395                    self.notify_with_sound(
1396                        "Agent stopped due to an error",
1397                        IconName::Warning,
1398                        window,
1399                        cx,
1400                    );
1401                }
1402            }
1403            AcpThreadEvent::LoadError(error) => {
1404                if let Some(view) = self.active_thread() {
1405                    if view
1406                        .read(cx)
1407                        .message_editor
1408                        .focus_handle(cx)
1409                        .is_focused(window)
1410                    {
1411                        self.focus_handle.focus(window, cx)
1412                    }
1413                }
1414                self.set_server_state(
1415                    ServerState::LoadError {
1416                        error: error.clone(),
1417                        session_id: Some(thread_id),
1418                    },
1419                    cx,
1420                );
1421            }
1422            AcpThreadEvent::TitleUpdated => {
1423                if let Some(title) = thread.read(cx).title()
1424                    && let Some(active_thread) = self.thread_view(&thread_id)
1425                {
1426                    let title_editor = active_thread.read(cx).title_editor.clone();
1427                    title_editor.update(cx, |editor, cx| {
1428                        if editor.text(cx) != title {
1429                            editor.set_text(title, window, cx);
1430                        }
1431                    });
1432                }
1433                cx.notify();
1434            }
1435            AcpThreadEvent::PromptCapabilitiesUpdated => {
1436                if let Some(active) = self.thread_view(&thread_id) {
1437                    active.update(cx, |active, _cx| {
1438                        active
1439                            .session_capabilities
1440                            .write()
1441                            .set_prompt_capabilities(thread.read(_cx).prompt_capabilities());
1442                    });
1443                }
1444            }
1445            AcpThreadEvent::TokenUsageUpdated => {
1446                self.update_turn_tokens(cx);
1447                self.emit_token_limit_telemetry_if_needed(thread, cx);
1448            }
1449            AcpThreadEvent::AvailableCommandsUpdated(available_commands) => {
1450                if let Some(thread_view) = self.thread_view(&thread_id) {
1451                    let has_commands = !available_commands.is_empty();
1452
1453                    let agent_display_name = self
1454                        .agent_server_store
1455                        .read(cx)
1456                        .agent_display_name(&self.agent.agent_id())
1457                        .unwrap_or_else(|| self.agent.agent_id().0.to_string().into());
1458
1459                    let new_placeholder =
1460                        placeholder_text(agent_display_name.as_ref(), has_commands);
1461
1462                    thread_view.update(cx, |thread_view, cx| {
1463                        thread_view
1464                            .session_capabilities
1465                            .write()
1466                            .set_available_commands(available_commands.clone());
1467                        thread_view.message_editor.update(cx, |editor, cx| {
1468                            editor.set_placeholder_text(&new_placeholder, window, cx);
1469                        });
1470                    });
1471                }
1472            }
1473            AcpThreadEvent::ModeUpdated(_mode) => {
1474                // The connection keeps track of the mode
1475                cx.notify();
1476            }
1477            AcpThreadEvent::ConfigOptionsUpdated(_) => {
1478                // The watch task in ConfigOptionsView handles rebuilding selectors
1479                cx.notify();
1480            }
1481            AcpThreadEvent::WorkingDirectoriesUpdated => {
1482                cx.notify();
1483            }
1484        }
1485        cx.notify();
1486    }
1487
1488    fn authenticate(
1489        &mut self,
1490        method: acp::AuthMethodId,
1491        window: &mut Window,
1492        cx: &mut Context<Self>,
1493    ) {
1494        let Some(workspace) = self.workspace.upgrade() else {
1495            return;
1496        };
1497        let Some(connected) = self.as_connected_mut() else {
1498            return;
1499        };
1500        let connection = connected.connection.clone();
1501
1502        let AuthState::Unauthenticated {
1503            configuration_view,
1504            pending_auth_method,
1505            ..
1506        } = &mut connected.auth_state
1507        else {
1508            return;
1509        };
1510
1511        let agent_telemetry_id = connection.telemetry_id();
1512
1513        if let Some(login) = connection.terminal_auth_task(&method, cx) {
1514            configuration_view.take();
1515            pending_auth_method.replace(method.clone());
1516
1517            let project = self.project.clone();
1518            let authenticate = Self::spawn_external_agent_login(
1519                login,
1520                workspace,
1521                project,
1522                method.clone(),
1523                false,
1524                window,
1525                cx,
1526            );
1527            cx.notify();
1528            self.auth_task = Some(cx.spawn_in(window, {
1529                async move |this, cx| {
1530                    let result = authenticate.await;
1531
1532                    match &result {
1533                        Ok(_) => telemetry::event!(
1534                            "Authenticate Agent Succeeded",
1535                            agent = agent_telemetry_id
1536                        ),
1537                        Err(_) => {
1538                            telemetry::event!(
1539                                "Authenticate Agent Failed",
1540                                agent = agent_telemetry_id,
1541                            )
1542                        }
1543                    }
1544
1545                    this.update_in(cx, |this, window, cx| {
1546                        if let Err(err) = result {
1547                            if let Some(ConnectedServerState {
1548                                auth_state:
1549                                    AuthState::Unauthenticated {
1550                                        pending_auth_method,
1551                                        ..
1552                                    },
1553                                ..
1554                            }) = this.as_connected_mut()
1555                            {
1556                                pending_auth_method.take();
1557                            }
1558                            if let Some(active) = this.active_thread() {
1559                                active.update(cx, |active, cx| {
1560                                    active.handle_thread_error(err, cx);
1561                                })
1562                            }
1563                        } else {
1564                            this.reset(window, cx);
1565                        }
1566                        this.auth_task.take()
1567                    })
1568                    .ok();
1569                }
1570            }));
1571            return;
1572        }
1573
1574        configuration_view.take();
1575        pending_auth_method.replace(method.clone());
1576
1577        let authenticate = connection.authenticate(method, cx);
1578        cx.notify();
1579        self.auth_task = Some(cx.spawn_in(window, {
1580            async move |this, cx| {
1581                let result = authenticate.await;
1582
1583                match &result {
1584                    Ok(_) => telemetry::event!(
1585                        "Authenticate Agent Succeeded",
1586                        agent = agent_telemetry_id
1587                    ),
1588                    Err(_) => {
1589                        telemetry::event!("Authenticate Agent Failed", agent = agent_telemetry_id,)
1590                    }
1591                }
1592
1593                this.update_in(cx, |this, window, cx| {
1594                    if let Err(err) = result {
1595                        if let Some(ConnectedServerState {
1596                            auth_state:
1597                                AuthState::Unauthenticated {
1598                                    pending_auth_method,
1599                                    ..
1600                                },
1601                            ..
1602                        }) = this.as_connected_mut()
1603                        {
1604                            pending_auth_method.take();
1605                        }
1606                        if let Some(active) = this.active_thread() {
1607                            active.update(cx, |active, cx| active.handle_thread_error(err, cx));
1608                        }
1609                    } else {
1610                        this.reset(window, cx);
1611                    }
1612                    this.auth_task.take()
1613                })
1614                .ok();
1615            }
1616        }));
1617    }
1618
1619    fn load_subagent_session(
1620        &mut self,
1621        subagent_id: acp::SessionId,
1622        parent_id: acp::SessionId,
1623        window: &mut Window,
1624        cx: &mut Context<Self>,
1625    ) {
1626        let Some(connected) = self.as_connected() else {
1627            return;
1628        };
1629        if connected.threads.contains_key(&subagent_id)
1630            || !connected.connection.supports_load_session()
1631        {
1632            return;
1633        }
1634        let Some(parent_thread) = connected.threads.get(&parent_id) else {
1635            return;
1636        };
1637        let work_dirs = parent_thread
1638            .read(cx)
1639            .thread
1640            .read(cx)
1641            .work_dirs()
1642            .cloned()
1643            .unwrap_or_else(|| self.project.read(cx).default_path_list(cx));
1644
1645        let subagent_thread_task = connected.connection.clone().load_session(
1646            subagent_id.clone(),
1647            self.project.clone(),
1648            work_dirs,
1649            None,
1650            cx,
1651        );
1652
1653        cx.spawn_in(window, async move |this, cx| {
1654            let subagent_thread = subagent_thread_task.await?;
1655            this.update_in(cx, |this, window, cx| {
1656                let Some((conversation, history)) = this
1657                    .as_connected()
1658                    .map(|connected| (connected.conversation.clone(), connected.history.clone()))
1659                else {
1660                    return;
1661                };
1662                conversation.update(cx, |conversation, cx| {
1663                    conversation.register_thread(subagent_thread.clone(), cx);
1664                });
1665                let view = this.new_thread_view(
1666                    Some(parent_id),
1667                    subagent_thread,
1668                    conversation,
1669                    false,
1670                    None,
1671                    history,
1672                    window,
1673                    cx,
1674                );
1675                let Some(connected) = this.as_connected_mut() else {
1676                    return;
1677                };
1678                connected.threads.insert(subagent_id, view);
1679            })
1680        })
1681        .detach();
1682    }
1683
1684    fn spawn_external_agent_login(
1685        login: task::SpawnInTerminal,
1686        workspace: Entity<Workspace>,
1687        project: Entity<Project>,
1688        method: acp::AuthMethodId,
1689        previous_attempt: bool,
1690        window: &mut Window,
1691        cx: &mut App,
1692    ) -> Task<Result<()>> {
1693        let Some(terminal_panel) = workspace.read(cx).panel::<TerminalPanel>(cx) else {
1694            return Task::ready(Err(anyhow!("Terminal panel is unavailable")));
1695        };
1696
1697        window.spawn(cx, async move |cx| {
1698            let mut task = login.clone();
1699            if let Some(cmd) = &task.command {
1700                // Have "node" command use Zed's managed Node runtime by default
1701                if cmd == "node" {
1702                    let resolved_node_runtime = project.update(cx, |project, cx| {
1703                        let agent_server_store = project.agent_server_store().clone();
1704                        agent_server_store.update(cx, |store, cx| {
1705                            store.node_runtime().map(|node_runtime| {
1706                                cx.background_spawn(async move { node_runtime.binary_path().await })
1707                            })
1708                        })
1709                    });
1710
1711                    if let Some(resolve_task) = resolved_node_runtime {
1712                        if let Ok(node_path) = resolve_task.await {
1713                            task.command = Some(node_path.to_string_lossy().to_string());
1714                        }
1715                    }
1716                }
1717            }
1718            task.shell = task::Shell::WithArguments {
1719                program: task.command.take().expect("login command should be set"),
1720                args: std::mem::take(&mut task.args),
1721                title_override: None,
1722            };
1723
1724            let terminal = terminal_panel
1725                .update_in(cx, |terminal_panel, window, cx| {
1726                    terminal_panel.spawn_task(&task, window, cx)
1727                })?
1728                .await?;
1729
1730            let success_patterns = match method.0.as_ref() {
1731                "claude-login" | GEMINI_TERMINAL_AUTH_METHOD_ID => vec![
1732                    "Login successful".to_string(),
1733                    "Type your message".to_string(),
1734                ],
1735                _ => Vec::new(),
1736            };
1737            if success_patterns.is_empty() {
1738                // No success patterns specified: wait for the process to exit and check exit code
1739                let exit_status = terminal
1740                    .read_with(cx, |terminal, cx| terminal.wait_for_completed_task(cx))?
1741                    .await;
1742
1743                match exit_status {
1744                    Some(status) if status.success() => Ok(()),
1745                    Some(status) => Err(anyhow!(
1746                        "Login command failed with exit code: {:?}",
1747                        status.code()
1748                    )),
1749                    None => Err(anyhow!("Login command terminated without exit status")),
1750                }
1751            } else {
1752                // Look for specific output patterns to detect successful login
1753                let mut exit_status = terminal
1754                    .read_with(cx, |terminal, cx| terminal.wait_for_completed_task(cx))?
1755                    .fuse();
1756
1757                let logged_in = cx
1758                    .spawn({
1759                        let terminal = terminal.clone();
1760                        async move |cx| {
1761                            loop {
1762                                cx.background_executor().timer(Duration::from_secs(1)).await;
1763                                let content =
1764                                    terminal.update(cx, |terminal, _cx| terminal.get_content())?;
1765                                if success_patterns
1766                                    .iter()
1767                                    .any(|pattern| content.contains(pattern))
1768                                {
1769                                    return anyhow::Ok(());
1770                                }
1771                            }
1772                        }
1773                    })
1774                    .fuse();
1775                futures::pin_mut!(logged_in);
1776                futures::select_biased! {
1777                    result = logged_in => {
1778                        if let Err(e) = result {
1779                            log::error!("{e}");
1780                            return Err(anyhow!("exited before logging in"));
1781                        }
1782                    }
1783                    _ = exit_status => {
1784                        if !previous_attempt
1785                            && project.read_with(cx, |project, _| project.is_via_remote_server())
1786                            && method.0.as_ref() == GEMINI_TERMINAL_AUTH_METHOD_ID
1787                        {
1788                            return cx
1789                                .update(|window, cx| {
1790                                    Self::spawn_external_agent_login(
1791                                        login,
1792                                        workspace,
1793                                        project.clone(),
1794                                        method,
1795                                        true,
1796                                        window,
1797                                        cx,
1798                                    )
1799                                })?
1800                                .await;
1801                        }
1802                        return Err(anyhow!("exited before logging in"));
1803                    }
1804                }
1805                terminal.update(cx, |terminal, _| terminal.kill_active_task())?;
1806                Ok(())
1807            }
1808        })
1809    }
1810
1811    pub fn has_user_submitted_prompt(&self, cx: &App) -> bool {
1812        self.active_thread().is_some_and(|active| {
1813            active
1814                .read(cx)
1815                .thread
1816                .read(cx)
1817                .entries()
1818                .iter()
1819                .any(|entry| {
1820                    matches!(
1821                        entry,
1822                        AgentThreadEntry::UserMessage(user_message) if user_message.id.is_some()
1823                    )
1824                })
1825        })
1826    }
1827
1828    fn render_auth_required_state(
1829        &self,
1830        connection: &Rc<dyn AgentConnection>,
1831        description: Option<&Entity<Markdown>>,
1832        configuration_view: Option<&AnyView>,
1833        pending_auth_method: Option<&acp::AuthMethodId>,
1834        window: &mut Window,
1835        cx: &Context<Self>,
1836    ) -> impl IntoElement {
1837        let auth_methods = connection.auth_methods();
1838
1839        let agent_display_name = self
1840            .agent_server_store
1841            .read(cx)
1842            .agent_display_name(&self.agent.agent_id())
1843            .unwrap_or_else(|| self.agent.agent_id().0);
1844
1845        let show_fallback_description = auth_methods.len() > 1
1846            && configuration_view.is_none()
1847            && description.is_none()
1848            && pending_auth_method.is_none();
1849
1850        let auth_buttons = || {
1851            h_flex().justify_end().flex_wrap().gap_1().children(
1852                connection
1853                    .auth_methods()
1854                    .iter()
1855                    .enumerate()
1856                    .rev()
1857                    .map(|(ix, method)| {
1858                        let (method_id, name) = (method.id().0.clone(), method.name().to_string());
1859                        let agent_telemetry_id = connection.telemetry_id();
1860
1861                        Button::new(method_id.clone(), name)
1862                            .label_size(LabelSize::Small)
1863                            .map(|this| {
1864                                if ix == 0 {
1865                                    this.style(ButtonStyle::Tinted(TintColor::Accent))
1866                                } else {
1867                                    this.style(ButtonStyle::Outlined)
1868                                }
1869                            })
1870                            .when_some(method.description(), |this, description| {
1871                                this.tooltip(Tooltip::text(description.to_string()))
1872                            })
1873                            .on_click({
1874                                cx.listener(move |this, _, window, cx| {
1875                                    telemetry::event!(
1876                                        "Authenticate Agent Started",
1877                                        agent = agent_telemetry_id,
1878                                        method = method_id
1879                                    );
1880
1881                                    this.authenticate(
1882                                        acp::AuthMethodId::new(method_id.clone()),
1883                                        window,
1884                                        cx,
1885                                    )
1886                                })
1887                            })
1888                    }),
1889            )
1890        };
1891
1892        if pending_auth_method.is_some() {
1893            return Callout::new()
1894                .icon(IconName::Info)
1895                .title(format!("Authenticating to {}", agent_display_name))
1896                .actions_slot(
1897                    Icon::new(IconName::ArrowCircle)
1898                        .size(IconSize::Small)
1899                        .color(Color::Muted)
1900                        .with_rotate_animation(2)
1901                        .into_any_element(),
1902                )
1903                .into_any_element();
1904        }
1905
1906        Callout::new()
1907            .icon(IconName::Info)
1908            .title(format!("Authenticate to {}", agent_display_name))
1909            .when(auth_methods.len() == 1, |this| {
1910                this.actions_slot(auth_buttons())
1911            })
1912            .description_slot(
1913                v_flex()
1914                    .text_ui(cx)
1915                    .map(|this| {
1916                        if show_fallback_description {
1917                            this.child(
1918                                Label::new("Choose one of the following authentication options:")
1919                                    .size(LabelSize::Small)
1920                                    .color(Color::Muted),
1921                            )
1922                        } else {
1923                            this.children(
1924                                configuration_view
1925                                    .cloned()
1926                                    .map(|view| div().w_full().child(view)),
1927                            )
1928                            .children(description.map(|desc| {
1929                                self.render_markdown(
1930                                    desc.clone(),
1931                                    MarkdownStyle::themed(MarkdownFont::Agent, window, cx),
1932                                )
1933                            }))
1934                        }
1935                    })
1936                    .when(auth_methods.len() > 1, |this| {
1937                        this.gap_1().child(auth_buttons())
1938                    }),
1939            )
1940            .into_any_element()
1941    }
1942
1943    fn emit_token_limit_telemetry_if_needed(
1944        &mut self,
1945        thread: &Entity<AcpThread>,
1946        cx: &mut Context<Self>,
1947    ) {
1948        let Some(active_thread) = self.active_thread() else {
1949            return;
1950        };
1951
1952        let (ratio, agent_telemetry_id, session_id) = {
1953            let thread_data = thread.read(cx);
1954            let Some(token_usage) = thread_data.token_usage() else {
1955                return;
1956            };
1957            (
1958                token_usage.ratio(),
1959                thread_data.connection().telemetry_id(),
1960                thread_data.session_id().clone(),
1961            )
1962        };
1963
1964        let kind = match ratio {
1965            acp_thread::TokenUsageRatio::Normal => {
1966                active_thread.update(cx, |active, _cx| {
1967                    active.last_token_limit_telemetry = None;
1968                });
1969                return;
1970            }
1971            acp_thread::TokenUsageRatio::Warning => "warning",
1972            acp_thread::TokenUsageRatio::Exceeded => "exceeded",
1973        };
1974
1975        let should_skip = active_thread
1976            .read(cx)
1977            .last_token_limit_telemetry
1978            .as_ref()
1979            .is_some_and(|last| *last >= ratio);
1980        if should_skip {
1981            return;
1982        }
1983
1984        active_thread.update(cx, |active, _cx| {
1985            active.last_token_limit_telemetry = Some(ratio);
1986        });
1987
1988        telemetry::event!(
1989            "Agent Token Limit Warning",
1990            agent = agent_telemetry_id,
1991            session_id = session_id,
1992            kind = kind,
1993        );
1994    }
1995
1996    fn emit_load_error_telemetry(&self, error: &LoadError) {
1997        let error_kind = match error {
1998            LoadError::Unsupported { .. } => "unsupported",
1999            LoadError::FailedToInstall(_) => "failed_to_install",
2000            LoadError::Exited { .. } => "exited",
2001            LoadError::Other(_) => "other",
2002        };
2003
2004        let agent_name = self.agent.agent_id();
2005
2006        telemetry::event!(
2007            "Agent Panel Error Shown",
2008            agent = agent_name,
2009            kind = error_kind,
2010            message = error.to_string(),
2011        );
2012    }
2013
2014    fn render_load_error(
2015        &self,
2016        e: &LoadError,
2017        window: &mut Window,
2018        cx: &mut Context<Self>,
2019    ) -> AnyElement {
2020        let (title, message, action_slot): (_, SharedString, _) = match e {
2021            LoadError::Unsupported {
2022                command: path,
2023                current_version,
2024                minimum_version,
2025            } => {
2026                return self.render_unsupported(path, current_version, minimum_version, window, cx);
2027            }
2028            LoadError::FailedToInstall(msg) => (
2029                "Failed to Install",
2030                msg.into(),
2031                Some(self.create_copy_button(msg.to_string()).into_any_element()),
2032            ),
2033            LoadError::Exited { status } => (
2034                "Failed to Launch",
2035                format!("Server exited with status {status}").into(),
2036                None,
2037            ),
2038            LoadError::Other(msg) => (
2039                "Failed to Launch",
2040                msg.into(),
2041                Some(self.create_copy_button(msg.to_string()).into_any_element()),
2042            ),
2043        };
2044
2045        Callout::new()
2046            .severity(Severity::Error)
2047            .icon(IconName::XCircleFilled)
2048            .title(title)
2049            .description(message)
2050            .actions_slot(div().children(action_slot))
2051            .into_any_element()
2052    }
2053
2054    fn render_unsupported(
2055        &self,
2056        path: &SharedString,
2057        version: &SharedString,
2058        minimum_version: &SharedString,
2059        _window: &mut Window,
2060        cx: &mut Context<Self>,
2061    ) -> AnyElement {
2062        let (heading_label, description_label) = (
2063            format!("Upgrade {} to work with Zed", self.agent.agent_id()),
2064            if version.is_empty() {
2065                format!(
2066                    "Currently using {}, which does not report a valid --version",
2067                    path,
2068                )
2069            } else {
2070                format!(
2071                    "Currently using {}, which is only version {} (need at least {minimum_version})",
2072                    path, version
2073                )
2074            },
2075        );
2076
2077        v_flex()
2078            .w_full()
2079            .p_3p5()
2080            .gap_2p5()
2081            .border_t_1()
2082            .border_color(cx.theme().colors().border)
2083            .bg(linear_gradient(
2084                180.,
2085                linear_color_stop(cx.theme().colors().editor_background.opacity(0.4), 4.),
2086                linear_color_stop(cx.theme().status().info_background.opacity(0.), 0.),
2087            ))
2088            .child(
2089                v_flex().gap_0p5().child(Label::new(heading_label)).child(
2090                    Label::new(description_label)
2091                        .size(LabelSize::Small)
2092                        .color(Color::Muted),
2093                ),
2094            )
2095            .into_any_element()
2096    }
2097
2098    pub(crate) fn as_native_connection(
2099        &self,
2100        cx: &App,
2101    ) -> Option<Rc<agent::NativeAgentConnection>> {
2102        let acp_thread = self.active_thread()?.read(cx).thread.read(cx);
2103        acp_thread.connection().clone().downcast()
2104    }
2105
2106    pub fn as_native_thread(&self, cx: &App) -> Option<Entity<agent::Thread>> {
2107        let acp_thread = self.active_thread()?.read(cx).thread.read(cx);
2108        self.as_native_connection(cx)?
2109            .thread(acp_thread.session_id(), cx)
2110    }
2111
2112    fn queued_messages_len(&self, cx: &App) -> usize {
2113        self.active_thread()
2114            .map(|thread| thread.read(cx).local_queued_messages.len())
2115            .unwrap_or_default()
2116    }
2117
2118    fn update_queued_message(
2119        &mut self,
2120        index: usize,
2121        content: Vec<acp::ContentBlock>,
2122        tracked_buffers: Vec<Entity<Buffer>>,
2123        cx: &mut Context<Self>,
2124    ) -> bool {
2125        match self.active_thread() {
2126            Some(thread) => thread.update(cx, |thread, _cx| {
2127                if index < thread.local_queued_messages.len() {
2128                    thread.local_queued_messages[index] = QueuedMessage {
2129                        content,
2130                        tracked_buffers,
2131                    };
2132                    true
2133                } else {
2134                    false
2135                }
2136            }),
2137            None => false,
2138        }
2139    }
2140
2141    fn queued_message_contents(&self, cx: &App) -> Vec<Vec<acp::ContentBlock>> {
2142        match self.active_thread() {
2143            None => Vec::new(),
2144            Some(thread) => thread
2145                .read(cx)
2146                .local_queued_messages
2147                .iter()
2148                .map(|q| q.content.clone())
2149                .collect(),
2150        }
2151    }
2152
2153    fn save_queued_message_at_index(&mut self, index: usize, cx: &mut Context<Self>) {
2154        let editor = match self.active_thread() {
2155            Some(thread) => thread.read(cx).queued_message_editors.get(index).cloned(),
2156            None => None,
2157        };
2158        let Some(editor) = editor else {
2159            return;
2160        };
2161
2162        let contents_task = editor.update(cx, |editor, cx| editor.contents(false, cx));
2163
2164        cx.spawn(async move |this, cx| {
2165            let Ok((content, tracked_buffers)) = contents_task.await else {
2166                return Ok::<(), anyhow::Error>(());
2167            };
2168
2169            this.update(cx, |this, cx| {
2170                this.update_queued_message(index, content, tracked_buffers, cx);
2171                cx.notify();
2172            })?;
2173
2174            Ok(())
2175        })
2176        .detach_and_log_err(cx);
2177    }
2178
2179    fn sync_queued_message_editors(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2180        let needed_count = self.queued_messages_len(cx);
2181        let queued_messages = self.queued_message_contents(cx);
2182
2183        let agent_name = self.agent.agent_id();
2184        let workspace = self.workspace.clone();
2185        let project = self.project.downgrade();
2186        let Some(connected) = self.as_connected() else {
2187            return;
2188        };
2189        let history = connected.history.as_ref().map(|h| h.downgrade());
2190        let Some(thread) = connected.active_view() else {
2191            return;
2192        };
2193        let session_capabilities = thread.read(cx).session_capabilities.clone();
2194
2195        let current_count = thread.read(cx).queued_message_editors.len();
2196        let last_synced = thread.read(cx).last_synced_queue_length;
2197
2198        if current_count == needed_count && needed_count == last_synced {
2199            return;
2200        }
2201
2202        if current_count > needed_count {
2203            thread.update(cx, |thread, _cx| {
2204                thread.queued_message_editors.truncate(needed_count);
2205                thread
2206                    .queued_message_editor_subscriptions
2207                    .truncate(needed_count);
2208            });
2209
2210            let editors = thread.read(cx).queued_message_editors.clone();
2211            for (index, editor) in editors.into_iter().enumerate() {
2212                if let Some(content) = queued_messages.get(index) {
2213                    editor.update(cx, |editor, cx| {
2214                        editor.set_read_only(true, cx);
2215                        editor.set_message(content.clone(), window, cx);
2216                    });
2217                }
2218            }
2219        }
2220
2221        while thread.read(cx).queued_message_editors.len() < needed_count {
2222            let index = thread.read(cx).queued_message_editors.len();
2223            let content = queued_messages.get(index).cloned().unwrap_or_default();
2224
2225            let editor = cx.new(|cx| {
2226                let mut editor = MessageEditor::new(
2227                    workspace.clone(),
2228                    project.clone(),
2229                    None,
2230                    history.clone(),
2231                    None,
2232                    session_capabilities.clone(),
2233                    agent_name.clone(),
2234                    "",
2235                    EditorMode::AutoHeight {
2236                        min_lines: 1,
2237                        max_lines: Some(10),
2238                    },
2239                    window,
2240                    cx,
2241                );
2242                editor.set_read_only(true, cx);
2243                editor.set_message(content, window, cx);
2244                editor
2245            });
2246
2247            let subscription = cx.subscribe_in(
2248                &editor,
2249                window,
2250                move |this, _editor, event, window, cx| match event {
2251                    MessageEditorEvent::InputAttempted {
2252                        text,
2253                        cursor_offset,
2254                    } => this.move_queued_message_to_main_editor(
2255                        index,
2256                        Some(text.as_ref()),
2257                        Some(*cursor_offset),
2258                        window,
2259                        cx,
2260                    ),
2261                    MessageEditorEvent::LostFocus => {
2262                        this.save_queued_message_at_index(index, cx);
2263                    }
2264                    MessageEditorEvent::Cancel => {
2265                        window.focus(&this.focus_handle(cx), cx);
2266                    }
2267                    MessageEditorEvent::Send => {
2268                        window.focus(&this.focus_handle(cx), cx);
2269                    }
2270                    MessageEditorEvent::SendImmediately => {
2271                        this.send_queued_message_at_index(index, true, window, cx);
2272                    }
2273                    _ => {}
2274                },
2275            );
2276
2277            thread.update(cx, |thread, _cx| {
2278                thread.queued_message_editors.push(editor);
2279                thread
2280                    .queued_message_editor_subscriptions
2281                    .push(subscription);
2282            });
2283        }
2284
2285        if let Some(active) = self.active_thread() {
2286            active.update(cx, |active, _cx| {
2287                active.last_synced_queue_length = needed_count;
2288            });
2289        }
2290    }
2291
2292    fn render_markdown(&self, markdown: Entity<Markdown>, style: MarkdownStyle) -> MarkdownElement {
2293        let workspace = self.workspace.clone();
2294        MarkdownElement::new(markdown, style).on_url_click(move |text, window, cx| {
2295            crate::conversation_view::thread_view::open_link(text, &workspace, window, cx);
2296        })
2297    }
2298
2299    fn notify_with_sound(
2300        &mut self,
2301        caption: impl Into<SharedString>,
2302        icon: IconName,
2303        window: &mut Window,
2304        cx: &mut Context<Self>,
2305    ) {
2306        #[cfg(feature = "audio")]
2307        self.play_notification_sound(window, cx);
2308        self.show_notification(caption, icon, window, cx);
2309    }
2310
2311    fn agent_panel_visible(&self, multi_workspace: &Entity<MultiWorkspace>, cx: &App) -> bool {
2312        let Some(workspace) = self.workspace.upgrade() else {
2313            return false;
2314        };
2315
2316        multi_workspace.read(cx).workspace() == &workspace && AgentPanel::is_visible(&workspace, cx)
2317    }
2318
2319    fn agent_status_visible(&self, window: &Window, cx: &App) -> bool {
2320        if !window.is_window_active() {
2321            return false;
2322        }
2323
2324        if let Some(multi_workspace) = window.root::<MultiWorkspace>().flatten() {
2325            multi_workspace.read(cx).sidebar_open()
2326                || self.agent_panel_visible(&multi_workspace, cx)
2327        } else {
2328            self.workspace
2329                .upgrade()
2330                .is_some_and(|workspace| AgentPanel::is_visible(&workspace, cx))
2331        }
2332    }
2333
2334    #[cfg(feature = "audio")]
2335    fn play_notification_sound(&self, window: &Window, cx: &mut App) {
2336        let visible = window.is_window_active()
2337            && if let Some(mw) = window.root::<MultiWorkspace>().flatten() {
2338                self.agent_panel_visible(&mw, cx)
2339            } else {
2340                self.workspace
2341                    .upgrade()
2342                    .is_some_and(|workspace| AgentPanel::is_visible(&workspace, cx))
2343            };
2344        let settings = AgentSettings::get_global(cx);
2345        if settings.play_sound_when_agent_done.should_play(visible) {
2346            Audio::play_sound(Sound::AgentDone, cx);
2347        }
2348    }
2349
2350    fn show_notification(
2351        &mut self,
2352        caption: impl Into<SharedString>,
2353        icon: IconName,
2354        window: &mut Window,
2355        cx: &mut Context<Self>,
2356    ) {
2357        if !self.notifications.is_empty() {
2358            return;
2359        }
2360
2361        let settings = AgentSettings::get_global(cx);
2362
2363        let should_notify = !self.agent_status_visible(window, cx);
2364
2365        if !should_notify {
2366            return;
2367        }
2368
2369        // TODO: Change this once we have title summarization for external agents.
2370        let title = self.agent.agent_id().0;
2371
2372        match settings.notify_when_agent_waiting {
2373            NotifyWhenAgentWaiting::PrimaryScreen => {
2374                if let Some(primary) = cx.primary_display() {
2375                    self.pop_up(icon, caption.into(), title, window, primary, cx);
2376                }
2377            }
2378            NotifyWhenAgentWaiting::AllScreens => {
2379                let caption = caption.into();
2380                for screen in cx.displays() {
2381                    self.pop_up(icon, caption.clone(), title.clone(), window, screen, cx);
2382                }
2383            }
2384            NotifyWhenAgentWaiting::Never => {
2385                // Don't show anything
2386            }
2387        }
2388    }
2389
2390    fn pop_up(
2391        &mut self,
2392        icon: IconName,
2393        caption: SharedString,
2394        title: SharedString,
2395        window: &mut Window,
2396        screen: Rc<dyn PlatformDisplay>,
2397        cx: &mut Context<Self>,
2398    ) {
2399        let options = AgentNotification::window_options(screen, cx);
2400
2401        let project_name = self.workspace.upgrade().and_then(|workspace| {
2402            workspace
2403                .read(cx)
2404                .project()
2405                .read(cx)
2406                .visible_worktrees(cx)
2407                .next()
2408                .map(|worktree| worktree.read(cx).root_name_str().to_string())
2409        });
2410
2411        if let Some(screen_window) = cx
2412            .open_window(options, |_window, cx| {
2413                cx.new(|_cx| {
2414                    AgentNotification::new(title.clone(), caption.clone(), icon, project_name)
2415                })
2416            })
2417            .log_err()
2418            && let Some(pop_up) = screen_window.entity(cx).log_err()
2419        {
2420            self.notification_subscriptions
2421                .entry(screen_window)
2422                .or_insert_with(Vec::new)
2423                .push(cx.subscribe_in(&pop_up, window, {
2424                    |this, _, event, window, cx| match event {
2425                        AgentNotificationEvent::Accepted => {
2426                            let Some(handle) = window.window_handle().downcast::<MultiWorkspace>()
2427                            else {
2428                                log::error!("root view should be a MultiWorkspace");
2429                                return;
2430                            };
2431                            cx.activate(true);
2432
2433                            let workspace_handle = this.workspace.clone();
2434
2435                            cx.defer(move |cx| {
2436                                handle
2437                                    .update(cx, |multi_workspace, window, cx| {
2438                                        window.activate_window();
2439                                        if let Some(workspace) = workspace_handle.upgrade() {
2440                                            multi_workspace.activate(workspace.clone(), window, cx);
2441                                            workspace.update(cx, |workspace, cx| {
2442                                                workspace.focus_panel::<AgentPanel>(window, cx);
2443                                            });
2444                                        }
2445                                    })
2446                                    .log_err();
2447                            });
2448
2449                            this.dismiss_notifications(cx);
2450                        }
2451                        AgentNotificationEvent::Dismissed => {
2452                            this.dismiss_notifications(cx);
2453                        }
2454                    }
2455                }));
2456
2457            self.notifications.push(screen_window);
2458
2459            // If the user manually refocuses the original window, dismiss the popup.
2460            self.notification_subscriptions
2461                .entry(screen_window)
2462                .or_insert_with(Vec::new)
2463                .push({
2464                    let pop_up_weak = pop_up.downgrade();
2465
2466                    cx.observe_window_activation(window, move |this, window, cx| {
2467                        if this.agent_status_visible(window, cx)
2468                            && let Some(pop_up) = pop_up_weak.upgrade()
2469                        {
2470                            pop_up.update(cx, |notification, cx| {
2471                                notification.dismiss(cx);
2472                            });
2473                        }
2474                    })
2475                });
2476        }
2477    }
2478
2479    fn dismiss_notifications(&mut self, cx: &mut Context<Self>) {
2480        for window in self.notifications.drain(..) {
2481            window
2482                .update(cx, |_, window, _| {
2483                    window.remove_window();
2484                })
2485                .ok();
2486
2487            self.notification_subscriptions.remove(&window);
2488        }
2489    }
2490
2491    fn agent_ui_font_size_changed(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
2492        if let Some(entry_view_state) = self
2493            .active_thread()
2494            .map(|active| active.read(cx).entry_view_state.clone())
2495        {
2496            entry_view_state.update(cx, |entry_view_state, cx| {
2497                entry_view_state.agent_ui_font_size_changed(cx);
2498            });
2499        }
2500    }
2501
2502    pub(crate) fn insert_dragged_files(
2503        &self,
2504        paths: Vec<project::ProjectPath>,
2505        added_worktrees: Vec<Entity<project::Worktree>>,
2506        window: &mut Window,
2507        cx: &mut Context<Self>,
2508    ) {
2509        if let Some(active_thread) = self.active_thread() {
2510            active_thread.update(cx, |thread, cx| {
2511                thread.message_editor.update(cx, |editor, cx| {
2512                    editor.insert_dragged_files(paths, added_worktrees, window, cx);
2513                    editor.focus_handle(cx).focus(window, cx);
2514                })
2515            });
2516        }
2517    }
2518
2519    /// Inserts the selected text into the message editor or the message being
2520    /// edited, if any.
2521    pub(crate) fn insert_selections(&self, window: &mut Window, cx: &mut Context<Self>) {
2522        if let Some(active_thread) = self.active_thread() {
2523            active_thread.update(cx, |thread, cx| {
2524                thread.active_editor(cx).update(cx, |editor, cx| {
2525                    editor.insert_selections(window, cx);
2526                })
2527            });
2528        }
2529    }
2530
2531    fn current_model_name(&self, cx: &App) -> SharedString {
2532        // For native agent (Zed Agent), use the specific model name (e.g., "Claude 3.5 Sonnet")
2533        // For ACP agents, use the agent name (e.g., "Claude Agent", "Gemini CLI")
2534        // This provides better clarity about what refused the request
2535        if self.as_native_connection(cx).is_some() {
2536            self.active_thread()
2537                .and_then(|active| active.read(cx).model_selector.clone())
2538                .and_then(|selector| selector.read(cx).active_model(cx))
2539                .map(|model| model.name.clone())
2540                .unwrap_or_else(|| SharedString::from("The model"))
2541        } else {
2542            // ACP agent - use the agent name (e.g., "Claude Agent", "Gemini CLI")
2543            self.agent.agent_id().0
2544        }
2545    }
2546
2547    fn create_copy_button(&self, message: impl Into<String>) -> impl IntoElement {
2548        let message = message.into();
2549
2550        CopyButton::new("copy-error-message", message).tooltip_label("Copy Error Message")
2551    }
2552
2553    pub(crate) fn reauthenticate(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2554        let agent_id = self.agent.agent_id();
2555        if let Some(active) = self.active_thread() {
2556            active.update(cx, |active, cx| active.clear_thread_error(cx));
2557        }
2558        let this = cx.weak_entity();
2559        let Some(connection) = self.as_connected().map(|c| c.connection.clone()) else {
2560            debug_panic!("This should not be possible");
2561            return;
2562        };
2563        window.defer(cx, |window, cx| {
2564            Self::handle_auth_required(this, AuthRequired::new(), agent_id, connection, window, cx);
2565        })
2566    }
2567
2568    pub fn history(&self) -> Option<&Entity<ThreadHistory>> {
2569        self.as_connected().and_then(|c| c.history.as_ref())
2570    }
2571
2572    pub fn delete_history_entry(&mut self, session_id: &acp::SessionId, cx: &mut Context<Self>) {
2573        let Some(connected) = self.as_connected() else {
2574            return;
2575        };
2576
2577        let Some(history) = &connected.history else {
2578            return;
2579        };
2580        let task = history.update(cx, |history, cx| history.delete_session(&session_id, cx));
2581        task.detach_and_log_err(cx);
2582
2583        if let Some(store) = ThreadMetadataStore::try_global(cx) {
2584            store.update(cx, |store, cx| store.delete(session_id.clone(), cx));
2585        }
2586    }
2587}
2588
2589fn loading_contents_spinner(size: IconSize) -> AnyElement {
2590    Icon::new(IconName::LoadCircle)
2591        .size(size)
2592        .color(Color::Accent)
2593        .with_rotate_animation(3)
2594        .into_any_element()
2595}
2596
2597fn placeholder_text(agent_name: &str, has_commands: bool) -> String {
2598    if agent_name == agent::ZED_AGENT_ID.as_ref() {
2599        format!("Message the {} — @ to include context", agent_name)
2600    } else if has_commands {
2601        format!(
2602            "Message {} — @ to include context, / for commands",
2603            agent_name
2604        )
2605    } else {
2606        format!("Message {} — @ to include context", agent_name)
2607    }
2608}
2609
2610impl Focusable for ConversationView {
2611    fn focus_handle(&self, cx: &App) -> FocusHandle {
2612        match self.active_thread() {
2613            Some(thread) => thread.read(cx).focus_handle(cx),
2614            None => self.focus_handle.clone(),
2615        }
2616    }
2617}
2618
2619#[cfg(any(test, feature = "test-support"))]
2620impl ConversationView {
2621    /// Expands a tool call so its content is visible.
2622    /// This is primarily useful for visual testing.
2623    pub fn expand_tool_call(&mut self, tool_call_id: acp::ToolCallId, cx: &mut Context<Self>) {
2624        if let Some(active) = self.active_thread() {
2625            active.update(cx, |active, _cx| {
2626                active.expanded_tool_calls.insert(tool_call_id);
2627            });
2628            cx.notify();
2629        }
2630    }
2631
2632    #[cfg(any(test, feature = "test-support"))]
2633    pub fn set_updated_at(&mut self, updated_at: Instant, cx: &mut Context<Self>) {
2634        let Some(connected) = self.as_connected_mut() else {
2635            return;
2636        };
2637
2638        connected.conversation.update(cx, |conversation, _cx| {
2639            conversation.updated_at = Some(updated_at);
2640        });
2641    }
2642}
2643
2644impl Render for ConversationView {
2645    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
2646        self.sync_queued_message_editors(window, cx);
2647
2648        v_flex()
2649            .track_focus(&self.focus_handle)
2650            .size_full()
2651            .bg(cx.theme().colors().panel_background)
2652            .child(match &self.server_state {
2653                ServerState::Loading { .. } => v_flex()
2654                    .flex_1()
2655                    .size_full()
2656                    .items_center()
2657                    .justify_center()
2658                    .child(
2659                        Label::new("Loading…").color(Color::Muted).with_animation(
2660                            "loading-agent-label",
2661                            Animation::new(Duration::from_secs(2))
2662                                .repeat()
2663                                .with_easing(pulsating_between(0.3, 0.7)),
2664                            |label, delta| label.alpha(delta),
2665                        ),
2666                    )
2667                    .into_any(),
2668                ServerState::LoadError { error: e, .. } => v_flex()
2669                    .flex_1()
2670                    .size_full()
2671                    .items_center()
2672                    .justify_end()
2673                    .child(self.render_load_error(e, window, cx))
2674                    .into_any(),
2675                ServerState::Connected(ConnectedServerState {
2676                    connection,
2677                    auth_state:
2678                        AuthState::Unauthenticated {
2679                            description,
2680                            configuration_view,
2681                            pending_auth_method,
2682                            _subscription,
2683                        },
2684                    ..
2685                }) => v_flex()
2686                    .flex_1()
2687                    .size_full()
2688                    .justify_end()
2689                    .child(self.render_auth_required_state(
2690                        connection,
2691                        description.as_ref(),
2692                        configuration_view.as_ref(),
2693                        pending_auth_method.as_ref(),
2694                        window,
2695                        cx,
2696                    ))
2697                    .into_any_element(),
2698                ServerState::Connected(connected) => {
2699                    if let Some(view) = connected.active_view() {
2700                        view.clone().into_any_element()
2701                    } else {
2702                        debug_panic!("This state should never be reached");
2703                        div().into_any_element()
2704                    }
2705                }
2706            })
2707    }
2708}
2709
2710fn plan_label_markdown_style(
2711    status: &acp::PlanEntryStatus,
2712    window: &Window,
2713    cx: &App,
2714) -> MarkdownStyle {
2715    let default_md_style = MarkdownStyle::themed(MarkdownFont::Agent, window, cx);
2716
2717    MarkdownStyle {
2718        base_text_style: TextStyle {
2719            color: cx.theme().colors().text_muted,
2720            strikethrough: if matches!(status, acp::PlanEntryStatus::Completed) {
2721                Some(gpui::StrikethroughStyle {
2722                    thickness: px(1.),
2723                    color: Some(cx.theme().colors().text_muted.opacity(0.8)),
2724                })
2725            } else {
2726                None
2727            },
2728            ..default_md_style.base_text_style
2729        },
2730        ..default_md_style
2731    }
2732}
2733
2734#[cfg(test)]
2735pub(crate) mod tests {
2736    use acp_thread::{
2737        AgentSessionList, AgentSessionListRequest, AgentSessionListResponse, StubAgentConnection,
2738    };
2739    use action_log::ActionLog;
2740    use agent::{AgentTool, EditFileTool, FetchTool, TerminalTool, ToolPermissionContext};
2741    use agent_client_protocol::SessionId;
2742    use editor::MultiBufferOffset;
2743    use fs::FakeFs;
2744    use gpui::{EventEmitter, TestAppContext, VisualTestContext};
2745    use parking_lot::Mutex;
2746    use project::Project;
2747    use serde_json::json;
2748    use settings::SettingsStore;
2749    use std::any::Any;
2750    use std::path::{Path, PathBuf};
2751    use std::rc::Rc;
2752    use std::sync::Arc;
2753    use workspace::{Item, MultiWorkspace};
2754
2755    use crate::agent_panel;
2756
2757    use super::*;
2758
2759    #[gpui::test]
2760    async fn test_drop(cx: &mut TestAppContext) {
2761        init_test(cx);
2762
2763        let (conversation_view, _cx) =
2764            setup_conversation_view(StubAgentServer::default_response(), cx).await;
2765        let weak_view = conversation_view.downgrade();
2766        drop(conversation_view);
2767        assert!(!weak_view.is_upgradable());
2768    }
2769
2770    #[gpui::test]
2771    async fn test_external_source_prompt_requires_manual_send(cx: &mut TestAppContext) {
2772        init_test(cx);
2773
2774        let Some(prompt) = crate::ExternalSourcePrompt::new("Write me a script") else {
2775            panic!("expected prompt from external source to sanitize successfully");
2776        };
2777        let initial_content = AgentInitialContent::FromExternalSource(prompt);
2778
2779        let (conversation_view, cx) = setup_conversation_view_with_initial_content(
2780            StubAgentServer::default_response(),
2781            initial_content,
2782            cx,
2783        )
2784        .await;
2785
2786        active_thread(&conversation_view, cx).read_with(cx, |view, cx| {
2787            assert!(view.show_external_source_prompt_warning);
2788            assert_eq!(view.thread.read(cx).entries().len(), 0);
2789            assert_eq!(view.message_editor.read(cx).text(cx), "Write me a script");
2790        });
2791    }
2792
2793    #[gpui::test]
2794    async fn test_external_source_prompt_warning_clears_after_send(cx: &mut TestAppContext) {
2795        init_test(cx);
2796
2797        let Some(prompt) = crate::ExternalSourcePrompt::new("Write me a script") else {
2798            panic!("expected prompt from external source to sanitize successfully");
2799        };
2800        let initial_content = AgentInitialContent::FromExternalSource(prompt);
2801
2802        let (conversation_view, cx) = setup_conversation_view_with_initial_content(
2803            StubAgentServer::default_response(),
2804            initial_content,
2805            cx,
2806        )
2807        .await;
2808
2809        active_thread(&conversation_view, cx)
2810            .update_in(cx, |view, window, cx| view.send(window, cx));
2811        cx.run_until_parked();
2812
2813        active_thread(&conversation_view, cx).read_with(cx, |view, cx| {
2814            assert!(!view.show_external_source_prompt_warning);
2815            assert_eq!(view.message_editor.read(cx).text(cx), "");
2816            assert_eq!(view.thread.read(cx).entries().len(), 2);
2817        });
2818    }
2819
2820    #[gpui::test]
2821    async fn test_notification_for_stop_event(cx: &mut TestAppContext) {
2822        init_test(cx);
2823
2824        let (conversation_view, cx) =
2825            setup_conversation_view(StubAgentServer::default_response(), cx).await;
2826
2827        let message_editor = message_editor(&conversation_view, cx);
2828        message_editor.update_in(cx, |editor, window, cx| {
2829            editor.set_text("Hello", window, cx);
2830        });
2831
2832        cx.deactivate_window();
2833
2834        active_thread(&conversation_view, cx)
2835            .update_in(cx, |view, window, cx| view.send(window, cx));
2836
2837        cx.run_until_parked();
2838
2839        assert!(
2840            cx.windows()
2841                .iter()
2842                .any(|window| window.downcast::<AgentNotification>().is_some())
2843        );
2844    }
2845
2846    #[gpui::test]
2847    async fn test_notification_for_error(cx: &mut TestAppContext) {
2848        init_test(cx);
2849
2850        let (conversation_view, cx) =
2851            setup_conversation_view(StubAgentServer::new(SaboteurAgentConnection), cx).await;
2852
2853        let message_editor = message_editor(&conversation_view, cx);
2854        message_editor.update_in(cx, |editor, window, cx| {
2855            editor.set_text("Hello", window, cx);
2856        });
2857
2858        cx.deactivate_window();
2859
2860        active_thread(&conversation_view, cx)
2861            .update_in(cx, |view, window, cx| view.send(window, cx));
2862
2863        cx.run_until_parked();
2864
2865        assert!(
2866            cx.windows()
2867                .iter()
2868                .any(|window| window.downcast::<AgentNotification>().is_some())
2869        );
2870    }
2871
2872    #[gpui::test]
2873    async fn test_recent_history_refreshes_when_history_cache_updated(cx: &mut TestAppContext) {
2874        init_test(cx);
2875
2876        let session_a = AgentSessionInfo::new(SessionId::new("session-a"));
2877        let session_b = AgentSessionInfo::new(SessionId::new("session-b"));
2878
2879        // Use a connection that provides a session list so ThreadHistory is created
2880        let (conversation_view, history, cx) = setup_thread_view_with_history(
2881            StubAgentServer::new(SessionHistoryConnection::new(vec![session_a.clone()])),
2882            cx,
2883        )
2884        .await;
2885
2886        // Initially has session_a from the connection's session list
2887        active_thread(&conversation_view, cx).read_with(cx, |view, _cx| {
2888            assert_eq!(view.recent_history_entries.len(), 1);
2889            assert_eq!(
2890                view.recent_history_entries[0].session_id,
2891                session_a.session_id
2892            );
2893        });
2894
2895        // Swap to a different session list
2896        let list_b: Rc<dyn AgentSessionList> =
2897            Rc::new(StubSessionList::new(vec![session_b.clone()]));
2898        history.update(cx, |history, cx| {
2899            history.set_session_list(list_b, cx);
2900        });
2901        cx.run_until_parked();
2902
2903        active_thread(&conversation_view, cx).read_with(cx, |view, _cx| {
2904            assert_eq!(view.recent_history_entries.len(), 1);
2905            assert_eq!(
2906                view.recent_history_entries[0].session_id,
2907                session_b.session_id
2908            );
2909        });
2910    }
2911
2912    #[gpui::test]
2913    async fn test_new_thread_creation_triggers_session_list_refresh(cx: &mut TestAppContext) {
2914        init_test(cx);
2915
2916        let session = AgentSessionInfo::new(SessionId::new("history-session"));
2917        let (conversation_view, _history, cx) = setup_thread_view_with_history(
2918            StubAgentServer::new(SessionHistoryConnection::new(vec![session.clone()])),
2919            cx,
2920        )
2921        .await;
2922
2923        active_thread(&conversation_view, cx).read_with(cx, |view, _cx| {
2924            assert_eq!(view.recent_history_entries.len(), 1);
2925            assert_eq!(
2926                view.recent_history_entries[0].session_id,
2927                session.session_id
2928            );
2929        });
2930    }
2931
2932    #[gpui::test]
2933    async fn test_resume_without_history_adds_notice(cx: &mut TestAppContext) {
2934        init_test(cx);
2935
2936        let fs = FakeFs::new(cx.executor());
2937        let project = Project::test(fs, [], cx).await;
2938        let (multi_workspace, cx) =
2939            cx.add_window_view(|window, cx| MultiWorkspace::test_new(project.clone(), window, cx));
2940        let workspace = multi_workspace.read_with(cx, |mw, _| mw.workspace().clone());
2941
2942        let thread_store = cx.update(|_window, cx| cx.new(|cx| ThreadStore::new(cx)));
2943        let connection_store =
2944            cx.update(|_window, cx| cx.new(|cx| AgentConnectionStore::new(project.clone(), cx)));
2945
2946        let conversation_view = cx.update(|window, cx| {
2947            cx.new(|cx| {
2948                ConversationView::new(
2949                    Rc::new(StubAgentServer::new(ResumeOnlyAgentConnection)),
2950                    connection_store,
2951                    Agent::Custom { id: "Test".into() },
2952                    Some(SessionId::new("resume-session")),
2953                    None,
2954                    None,
2955                    None,
2956                    workspace.downgrade(),
2957                    project,
2958                    Some(thread_store),
2959                    None,
2960                    window,
2961                    cx,
2962                )
2963            })
2964        });
2965
2966        cx.run_until_parked();
2967
2968        conversation_view.read_with(cx, |view, cx| {
2969            let state = view.active_thread().unwrap();
2970            assert!(state.read(cx).resumed_without_history);
2971            assert_eq!(state.read(cx).list_state.item_count(), 0);
2972        });
2973    }
2974
2975    #[derive(Clone)]
2976    struct RestoredAvailableCommandsConnection;
2977
2978    impl AgentConnection for RestoredAvailableCommandsConnection {
2979        fn agent_id(&self) -> AgentId {
2980            AgentId::new("restored-available-commands")
2981        }
2982
2983        fn telemetry_id(&self) -> SharedString {
2984            "restored-available-commands".into()
2985        }
2986
2987        fn new_session(
2988            self: Rc<Self>,
2989            project: Entity<Project>,
2990            _work_dirs: PathList,
2991            cx: &mut App,
2992        ) -> Task<gpui::Result<Entity<AcpThread>>> {
2993            let thread = build_test_thread(
2994                self,
2995                project,
2996                "RestoredAvailableCommandsConnection",
2997                SessionId::new("new-session"),
2998                cx,
2999            );
3000            Task::ready(Ok(thread))
3001        }
3002
3003        fn supports_load_session(&self) -> bool {
3004            true
3005        }
3006
3007        fn load_session(
3008            self: Rc<Self>,
3009            session_id: acp::SessionId,
3010            project: Entity<Project>,
3011            _work_dirs: PathList,
3012            _title: Option<SharedString>,
3013            cx: &mut App,
3014        ) -> Task<gpui::Result<Entity<AcpThread>>> {
3015            let thread = build_test_thread(
3016                self,
3017                project,
3018                "RestoredAvailableCommandsConnection",
3019                session_id,
3020                cx,
3021            );
3022
3023            thread
3024                .update(cx, |thread, cx| {
3025                    thread.handle_session_update(
3026                        acp::SessionUpdate::AvailableCommandsUpdate(
3027                            acp::AvailableCommandsUpdate::new(vec![acp::AvailableCommand::new(
3028                                "help", "Get help",
3029                            )]),
3030                        ),
3031                        cx,
3032                    )
3033                })
3034                .expect("available commands update should succeed");
3035
3036            Task::ready(Ok(thread))
3037        }
3038
3039        fn auth_methods(&self) -> &[acp::AuthMethod] {
3040            &[]
3041        }
3042
3043        fn authenticate(
3044            &self,
3045            _method_id: acp::AuthMethodId,
3046            _cx: &mut App,
3047        ) -> Task<gpui::Result<()>> {
3048            Task::ready(Ok(()))
3049        }
3050
3051        fn prompt(
3052            &self,
3053            _id: Option<acp_thread::UserMessageId>,
3054            _params: acp::PromptRequest,
3055            _cx: &mut App,
3056        ) -> Task<gpui::Result<acp::PromptResponse>> {
3057            Task::ready(Ok(acp::PromptResponse::new(acp::StopReason::EndTurn)))
3058        }
3059
3060        fn cancel(&self, _session_id: &acp::SessionId, _cx: &mut App) {}
3061
3062        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
3063            self
3064        }
3065    }
3066
3067    #[gpui::test]
3068    async fn test_restored_threads_keep_available_commands(cx: &mut TestAppContext) {
3069        init_test(cx);
3070
3071        let fs = FakeFs::new(cx.executor());
3072        let project = Project::test(fs, [], cx).await;
3073        let (multi_workspace, cx) =
3074            cx.add_window_view(|window, cx| MultiWorkspace::test_new(project.clone(), window, cx));
3075        let workspace = multi_workspace.read_with(cx, |mw, _| mw.workspace().clone());
3076
3077        let thread_store = cx.update(|_window, cx| cx.new(|cx| ThreadStore::new(cx)));
3078        let connection_store =
3079            cx.update(|_window, cx| cx.new(|cx| AgentConnectionStore::new(project.clone(), cx)));
3080
3081        let conversation_view = cx.update(|window, cx| {
3082            cx.new(|cx| {
3083                ConversationView::new(
3084                    Rc::new(StubAgentServer::new(RestoredAvailableCommandsConnection)),
3085                    connection_store,
3086                    Agent::Custom { id: "Test".into() },
3087                    Some(SessionId::new("restored-session")),
3088                    None,
3089                    None,
3090                    None,
3091                    workspace.downgrade(),
3092                    project,
3093                    Some(thread_store),
3094                    None,
3095                    window,
3096                    cx,
3097                )
3098            })
3099        });
3100
3101        cx.run_until_parked();
3102
3103        let message_editor = message_editor(&conversation_view, cx);
3104        let editor =
3105            message_editor.update(cx, |message_editor, _cx| message_editor.editor().clone());
3106        let placeholder = editor.update(cx, |editor, cx| editor.placeholder_text(cx));
3107
3108        active_thread(&conversation_view, cx).read_with(cx, |view, _cx| {
3109            let available_commands = view
3110                .session_capabilities
3111                .read()
3112                .available_commands()
3113                .to_vec();
3114            assert_eq!(available_commands.len(), 1);
3115            assert_eq!(available_commands[0].name.as_str(), "help");
3116            assert_eq!(available_commands[0].description.as_str(), "Get help");
3117        });
3118
3119        assert_eq!(
3120            placeholder,
3121            Some("Message Test — @ to include context, / for commands".to_string())
3122        );
3123
3124        message_editor.update_in(cx, |editor, window, cx| {
3125            editor.set_text("/help", window, cx);
3126        });
3127
3128        let contents_result = message_editor
3129            .update(cx, |editor, cx| editor.contents(false, cx))
3130            .await;
3131
3132        assert!(contents_result.is_ok());
3133    }
3134
3135    #[gpui::test]
3136    async fn test_resume_thread_uses_session_cwd_when_inside_project(cx: &mut TestAppContext) {
3137        init_test(cx);
3138
3139        let fs = FakeFs::new(cx.executor());
3140        fs.insert_tree(
3141            "/project",
3142            json!({
3143                "subdir": {
3144                    "file.txt": "hello"
3145                }
3146            }),
3147        )
3148        .await;
3149        let project = Project::test(fs, [Path::new("/project")], cx).await;
3150        let (multi_workspace, cx) =
3151            cx.add_window_view(|window, cx| MultiWorkspace::test_new(project.clone(), window, cx));
3152        let workspace = multi_workspace.read_with(cx, |mw, _| mw.workspace().clone());
3153
3154        let connection = CwdCapturingConnection::new();
3155        let captured_cwd = connection.captured_work_dirs.clone();
3156
3157        let thread_store = cx.update(|_window, cx| cx.new(|cx| ThreadStore::new(cx)));
3158        let connection_store =
3159            cx.update(|_window, cx| cx.new(|cx| AgentConnectionStore::new(project.clone(), cx)));
3160
3161        let _conversation_view = cx.update(|window, cx| {
3162            cx.new(|cx| {
3163                ConversationView::new(
3164                    Rc::new(StubAgentServer::new(connection)),
3165                    connection_store,
3166                    Agent::Custom { id: "Test".into() },
3167                    Some(SessionId::new("session-1")),
3168                    Some(PathList::new(&[PathBuf::from("/project/subdir")])),
3169                    None,
3170                    None,
3171                    workspace.downgrade(),
3172                    project,
3173                    Some(thread_store),
3174                    None,
3175                    window,
3176                    cx,
3177                )
3178            })
3179        });
3180
3181        cx.run_until_parked();
3182
3183        assert_eq!(
3184            captured_cwd.lock().as_ref().unwrap(),
3185            &PathList::new(&[Path::new("/project/subdir")]),
3186            "Should use session cwd when it's inside the project"
3187        );
3188    }
3189
3190    #[gpui::test]
3191    async fn test_refusal_handling(cx: &mut TestAppContext) {
3192        init_test(cx);
3193
3194        let (conversation_view, cx) =
3195            setup_conversation_view(StubAgentServer::new(RefusalAgentConnection), cx).await;
3196
3197        let message_editor = message_editor(&conversation_view, cx);
3198        message_editor.update_in(cx, |editor, window, cx| {
3199            editor.set_text("Do something harmful", window, cx);
3200        });
3201
3202        active_thread(&conversation_view, cx)
3203            .update_in(cx, |view, window, cx| view.send(window, cx));
3204
3205        cx.run_until_parked();
3206
3207        // Check that the refusal error is set
3208        conversation_view.read_with(cx, |thread_view, cx| {
3209            let state = thread_view.active_thread().unwrap();
3210            assert!(
3211                matches!(state.read(cx).thread_error, Some(ThreadError::Refusal)),
3212                "Expected refusal error to be set"
3213            );
3214        });
3215    }
3216
3217    #[gpui::test]
3218    async fn test_connect_failure_transitions_to_load_error(cx: &mut TestAppContext) {
3219        init_test(cx);
3220
3221        let (conversation_view, cx) = setup_conversation_view(FailingAgentServer, cx).await;
3222
3223        conversation_view.read_with(cx, |view, cx| {
3224            let title = view.title(cx);
3225            assert_eq!(
3226                title.as_ref(),
3227                "Error Loading Codex CLI",
3228                "Tab title should show the agent name with an error prefix"
3229            );
3230            match &view.server_state {
3231                ServerState::LoadError {
3232                    error: LoadError::Other(msg),
3233                    ..
3234                } => {
3235                    assert!(
3236                        msg.contains("Invalid gzip header"),
3237                        "Error callout should contain the underlying extraction error, got: {msg}"
3238                    );
3239                }
3240                other => panic!(
3241                    "Expected LoadError::Other, got: {}",
3242                    match other {
3243                        ServerState::Loading(_) => "Loading (stuck!)",
3244                        ServerState::LoadError { .. } => "LoadError (wrong variant)",
3245                        ServerState::Connected(_) => "Connected",
3246                    }
3247                ),
3248            }
3249        });
3250    }
3251
3252    #[gpui::test]
3253    async fn test_auth_required_on_initial_connect(cx: &mut TestAppContext) {
3254        init_test(cx);
3255
3256        let connection = AuthGatedAgentConnection::new();
3257        let (conversation_view, cx) =
3258            setup_conversation_view(StubAgentServer::new(connection), cx).await;
3259
3260        // When new_session returns AuthRequired, the server should transition
3261        // to Connected + Unauthenticated rather than getting stuck in Loading.
3262        conversation_view.read_with(cx, |view, _cx| {
3263            let connected = view
3264                .as_connected()
3265                .expect("Should be in Connected state even though auth is required");
3266            assert!(
3267                !connected.auth_state.is_ok(),
3268                "Auth state should be Unauthenticated"
3269            );
3270            assert!(
3271                connected.active_id.is_none(),
3272                "There should be no active thread since no session was created"
3273            );
3274            assert!(
3275                connected.threads.is_empty(),
3276                "There should be no threads since no session was created"
3277            );
3278        });
3279
3280        conversation_view.read_with(cx, |view, _cx| {
3281            assert!(
3282                view.active_thread().is_none(),
3283                "active_thread() should be None when unauthenticated without a session"
3284            );
3285        });
3286
3287        // Authenticate using the real authenticate flow on ConnectionView.
3288        // This calls connection.authenticate(), which flips the internal flag,
3289        // then on success triggers reset() -> new_session() which now succeeds.
3290        conversation_view.update_in(cx, |view, window, cx| {
3291            view.authenticate(
3292                acp::AuthMethodId::new(AuthGatedAgentConnection::AUTH_METHOD_ID),
3293                window,
3294                cx,
3295            );
3296        });
3297        cx.run_until_parked();
3298
3299        // After auth, the server should have an active thread in the Ok state.
3300        conversation_view.read_with(cx, |view, cx| {
3301            let connected = view
3302                .as_connected()
3303                .expect("Should still be in Connected state after auth");
3304            assert!(connected.auth_state.is_ok(), "Auth state should be Ok");
3305            assert!(
3306                connected.active_id.is_some(),
3307                "There should be an active thread after successful auth"
3308            );
3309            assert_eq!(
3310                connected.threads.len(),
3311                1,
3312                "There should be exactly one thread"
3313            );
3314
3315            let active = view
3316                .active_thread()
3317                .expect("active_thread() should return the new thread");
3318            assert!(
3319                active.read(cx).thread_error.is_none(),
3320                "The new thread should have no errors"
3321            );
3322        });
3323    }
3324
3325    #[gpui::test]
3326    async fn test_notification_for_tool_authorization(cx: &mut TestAppContext) {
3327        init_test(cx);
3328
3329        let tool_call_id = acp::ToolCallId::new("1");
3330        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Label")
3331            .kind(acp::ToolKind::Edit)
3332            .content(vec!["hi".into()]);
3333        let connection =
3334            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
3335                tool_call_id,
3336                PermissionOptions::Flat(vec![acp::PermissionOption::new(
3337                    "1",
3338                    "Allow",
3339                    acp::PermissionOptionKind::AllowOnce,
3340                )]),
3341            )]));
3342
3343        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
3344
3345        let (conversation_view, cx) =
3346            setup_conversation_view(StubAgentServer::new(connection), cx).await;
3347
3348        let message_editor = message_editor(&conversation_view, cx);
3349        message_editor.update_in(cx, |editor, window, cx| {
3350            editor.set_text("Hello", window, cx);
3351        });
3352
3353        cx.deactivate_window();
3354
3355        active_thread(&conversation_view, cx)
3356            .update_in(cx, |view, window, cx| view.send(window, cx));
3357
3358        cx.run_until_parked();
3359
3360        assert!(
3361            cx.windows()
3362                .iter()
3363                .any(|window| window.downcast::<AgentNotification>().is_some())
3364        );
3365    }
3366
3367    #[gpui::test]
3368    async fn test_notification_when_panel_hidden(cx: &mut TestAppContext) {
3369        init_test(cx);
3370
3371        let (conversation_view, cx) =
3372            setup_conversation_view(StubAgentServer::default_response(), cx).await;
3373
3374        add_to_workspace(conversation_view.clone(), cx);
3375
3376        let message_editor = message_editor(&conversation_view, cx);
3377
3378        message_editor.update_in(cx, |editor, window, cx| {
3379            editor.set_text("Hello", window, cx);
3380        });
3381
3382        // Window is active (don't deactivate), but panel will be hidden
3383        // Note: In the test environment, the panel is not actually added to the dock,
3384        // so is_agent_panel_hidden will return true
3385
3386        active_thread(&conversation_view, cx)
3387            .update_in(cx, |view, window, cx| view.send(window, cx));
3388
3389        cx.run_until_parked();
3390
3391        // Should show notification because window is active but panel is hidden
3392        assert!(
3393            cx.windows()
3394                .iter()
3395                .any(|window| window.downcast::<AgentNotification>().is_some()),
3396            "Expected notification when panel is hidden"
3397        );
3398    }
3399
3400    #[gpui::test]
3401    async fn test_notification_still_works_when_window_inactive(cx: &mut TestAppContext) {
3402        init_test(cx);
3403
3404        let (conversation_view, cx) =
3405            setup_conversation_view(StubAgentServer::default_response(), cx).await;
3406
3407        let message_editor = message_editor(&conversation_view, cx);
3408        message_editor.update_in(cx, |editor, window, cx| {
3409            editor.set_text("Hello", window, cx);
3410        });
3411
3412        // Deactivate window - should show notification regardless of setting
3413        cx.deactivate_window();
3414
3415        active_thread(&conversation_view, cx)
3416            .update_in(cx, |view, window, cx| view.send(window, cx));
3417
3418        cx.run_until_parked();
3419
3420        // Should still show notification when window is inactive (existing behavior)
3421        assert!(
3422            cx.windows()
3423                .iter()
3424                .any(|window| window.downcast::<AgentNotification>().is_some()),
3425            "Expected notification when window is inactive"
3426        );
3427    }
3428
3429    #[gpui::test]
3430    async fn test_notification_when_workspace_is_background_in_multi_workspace(
3431        cx: &mut TestAppContext,
3432    ) {
3433        init_test(cx);
3434
3435        // Enable multi-workspace feature flag and init globals needed by AgentPanel
3436        let fs = FakeFs::new(cx.executor());
3437
3438        cx.update(|cx| {
3439            agent::ThreadStore::init_global(cx);
3440            language_model::LanguageModelRegistry::test(cx);
3441            <dyn Fs>::set_global(fs.clone(), cx);
3442        });
3443
3444        let project1 = Project::test(fs.clone(), [], cx).await;
3445
3446        // Create a MultiWorkspace window with one workspace
3447        let multi_workspace_handle =
3448            cx.add_window(|window, cx| MultiWorkspace::test_new(project1.clone(), window, cx));
3449
3450        // Get workspace 1 (the initial workspace)
3451        let workspace1 = multi_workspace_handle
3452            .read_with(cx, |mw, _cx| mw.workspace().clone())
3453            .unwrap();
3454
3455        let cx = &mut VisualTestContext::from_window(multi_workspace_handle.into(), cx);
3456
3457        workspace1.update_in(cx, |workspace, window, cx| {
3458            let panel = cx.new(|cx| crate::AgentPanel::new(workspace, None, window, cx));
3459            workspace.add_panel(panel, window, cx);
3460
3461            // Open the dock and activate the agent panel so it's visible
3462            workspace.focus_panel::<crate::AgentPanel>(window, cx);
3463        });
3464
3465        cx.run_until_parked();
3466
3467        cx.read(|cx| {
3468            assert!(
3469                crate::AgentPanel::is_visible(&workspace1, cx),
3470                "AgentPanel should be visible in workspace1's dock"
3471            );
3472        });
3473
3474        // Set up thread view in workspace 1
3475        let thread_store = cx.update(|_window, cx| cx.new(|cx| ThreadStore::new(cx)));
3476        let connection_store =
3477            cx.update(|_window, cx| cx.new(|cx| AgentConnectionStore::new(project1.clone(), cx)));
3478
3479        let agent = StubAgentServer::default_response();
3480        let conversation_view = cx.update(|window, cx| {
3481            cx.new(|cx| {
3482                ConversationView::new(
3483                    Rc::new(agent),
3484                    connection_store,
3485                    Agent::Custom { id: "Test".into() },
3486                    None,
3487                    None,
3488                    None,
3489                    None,
3490                    workspace1.downgrade(),
3491                    project1.clone(),
3492                    Some(thread_store),
3493                    None,
3494                    window,
3495                    cx,
3496                )
3497            })
3498        });
3499        cx.run_until_parked();
3500
3501        let message_editor = message_editor(&conversation_view, cx);
3502        message_editor.update_in(cx, |editor, window, cx| {
3503            editor.set_text("Hello", window, cx);
3504        });
3505
3506        // Create a second workspace and switch to it.
3507        // This makes workspace1 the "background" workspace.
3508        let project2 = Project::test(fs, [], cx).await;
3509        multi_workspace_handle
3510            .update(cx, |mw, window, cx| {
3511                mw.test_add_workspace(project2, window, cx);
3512            })
3513            .unwrap();
3514
3515        cx.run_until_parked();
3516
3517        // Verify workspace1 is no longer the active workspace
3518        multi_workspace_handle
3519            .read_with(cx, |mw, _cx| {
3520                assert_ne!(mw.workspace(), &workspace1);
3521            })
3522            .unwrap();
3523
3524        // Window is active, agent panel is visible in workspace1, but workspace1
3525        // is in the background. The notification should show because the user
3526        // can't actually see the agent panel.
3527        active_thread(&conversation_view, cx)
3528            .update_in(cx, |view, window, cx| view.send(window, cx));
3529
3530        cx.run_until_parked();
3531
3532        assert!(
3533            cx.windows()
3534                .iter()
3535                .any(|window| window.downcast::<AgentNotification>().is_some()),
3536            "Expected notification when workspace is in background within MultiWorkspace"
3537        );
3538
3539        // Also verify: clicking "View Panel" should switch to workspace1.
3540        cx.windows()
3541            .iter()
3542            .find_map(|window| window.downcast::<AgentNotification>())
3543            .unwrap()
3544            .update(cx, |window, _, cx| window.accept(cx))
3545            .unwrap();
3546
3547        cx.run_until_parked();
3548
3549        multi_workspace_handle
3550            .read_with(cx, |mw, _cx| {
3551                assert_eq!(
3552                    mw.workspace(),
3553                    &workspace1,
3554                    "Expected workspace1 to become the active workspace after accepting notification"
3555                );
3556            })
3557            .unwrap();
3558    }
3559
3560    #[gpui::test]
3561    async fn test_notification_respects_never_setting(cx: &mut TestAppContext) {
3562        init_test(cx);
3563
3564        // Set notify_when_agent_waiting to Never
3565        cx.update(|cx| {
3566            AgentSettings::override_global(
3567                AgentSettings {
3568                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
3569                    ..AgentSettings::get_global(cx).clone()
3570                },
3571                cx,
3572            );
3573        });
3574
3575        let (conversation_view, cx) =
3576            setup_conversation_view(StubAgentServer::default_response(), cx).await;
3577
3578        let message_editor = message_editor(&conversation_view, cx);
3579        message_editor.update_in(cx, |editor, window, cx| {
3580            editor.set_text("Hello", window, cx);
3581        });
3582
3583        // Window is active
3584
3585        active_thread(&conversation_view, cx)
3586            .update_in(cx, |view, window, cx| view.send(window, cx));
3587
3588        cx.run_until_parked();
3589
3590        // Should NOT show notification because notify_when_agent_waiting is Never
3591        assert!(
3592            !cx.windows()
3593                .iter()
3594                .any(|window| window.downcast::<AgentNotification>().is_some()),
3595            "Expected no notification when notify_when_agent_waiting is Never"
3596        );
3597    }
3598
3599    #[gpui::test]
3600    async fn test_notification_closed_when_thread_view_dropped(cx: &mut TestAppContext) {
3601        init_test(cx);
3602
3603        let (conversation_view, cx) =
3604            setup_conversation_view(StubAgentServer::default_response(), cx).await;
3605
3606        let weak_view = conversation_view.downgrade();
3607
3608        let message_editor = message_editor(&conversation_view, cx);
3609        message_editor.update_in(cx, |editor, window, cx| {
3610            editor.set_text("Hello", window, cx);
3611        });
3612
3613        cx.deactivate_window();
3614
3615        active_thread(&conversation_view, cx)
3616            .update_in(cx, |view, window, cx| view.send(window, cx));
3617
3618        cx.run_until_parked();
3619
3620        // Verify notification is shown
3621        assert!(
3622            cx.windows()
3623                .iter()
3624                .any(|window| window.downcast::<AgentNotification>().is_some()),
3625            "Expected notification to be shown"
3626        );
3627
3628        // Drop the thread view (simulating navigation to a new thread)
3629        drop(conversation_view);
3630        drop(message_editor);
3631        // Trigger an update to flush effects, which will call release_dropped_entities
3632        cx.update(|_window, _cx| {});
3633        cx.run_until_parked();
3634
3635        // Verify the entity was actually released
3636        assert!(
3637            !weak_view.is_upgradable(),
3638            "Thread view entity should be released after dropping"
3639        );
3640
3641        // The notification should be automatically closed via on_release
3642        assert!(
3643            !cx.windows()
3644                .iter()
3645                .any(|window| window.downcast::<AgentNotification>().is_some()),
3646            "Notification should be closed when thread view is dropped"
3647        );
3648    }
3649
3650    async fn setup_conversation_view(
3651        agent: impl AgentServer + 'static,
3652        cx: &mut TestAppContext,
3653    ) -> (Entity<ConversationView>, &mut VisualTestContext) {
3654        let (conversation_view, _history, cx) =
3655            setup_conversation_view_with_history_and_initial_content(agent, None, cx).await;
3656        (conversation_view, cx)
3657    }
3658
3659    async fn setup_thread_view_with_history(
3660        agent: impl AgentServer + 'static,
3661        cx: &mut TestAppContext,
3662    ) -> (
3663        Entity<ConversationView>,
3664        Entity<ThreadHistory>,
3665        &mut VisualTestContext,
3666    ) {
3667        let (conversation_view, history, cx) =
3668            setup_conversation_view_with_history_and_initial_content(agent, None, cx).await;
3669        (conversation_view, history.expect("Missing history"), cx)
3670    }
3671
3672    async fn setup_conversation_view_with_initial_content(
3673        agent: impl AgentServer + 'static,
3674        initial_content: AgentInitialContent,
3675        cx: &mut TestAppContext,
3676    ) -> (Entity<ConversationView>, &mut VisualTestContext) {
3677        let (conversation_view, _history, cx) =
3678            setup_conversation_view_with_history_and_initial_content(
3679                agent,
3680                Some(initial_content),
3681                cx,
3682            )
3683            .await;
3684        (conversation_view, cx)
3685    }
3686
3687    async fn setup_conversation_view_with_history_and_initial_content(
3688        agent: impl AgentServer + 'static,
3689        initial_content: Option<AgentInitialContent>,
3690        cx: &mut TestAppContext,
3691    ) -> (
3692        Entity<ConversationView>,
3693        Option<Entity<ThreadHistory>>,
3694        &mut VisualTestContext,
3695    ) {
3696        let fs = FakeFs::new(cx.executor());
3697        let project = Project::test(fs, [], cx).await;
3698        let (multi_workspace, cx) =
3699            cx.add_window_view(|window, cx| MultiWorkspace::test_new(project.clone(), window, cx));
3700        let workspace = multi_workspace.read_with(cx, |mw, _| mw.workspace().clone());
3701
3702        let thread_store = cx.update(|_window, cx| cx.new(|cx| ThreadStore::new(cx)));
3703        let connection_store =
3704            cx.update(|_window, cx| cx.new(|cx| AgentConnectionStore::new(project.clone(), cx)));
3705
3706        let agent_key = Agent::Custom { id: "Test".into() };
3707
3708        let conversation_view = cx.update(|window, cx| {
3709            cx.new(|cx| {
3710                ConversationView::new(
3711                    Rc::new(agent),
3712                    connection_store.clone(),
3713                    agent_key.clone(),
3714                    None,
3715                    None,
3716                    None,
3717                    initial_content,
3718                    workspace.downgrade(),
3719                    project,
3720                    Some(thread_store),
3721                    None,
3722                    window,
3723                    cx,
3724                )
3725            })
3726        });
3727        cx.run_until_parked();
3728
3729        let history = cx.update(|_window, cx| {
3730            connection_store
3731                .read(cx)
3732                .entry(&agent_key)
3733                .and_then(|e| e.read(cx).history().cloned())
3734        });
3735
3736        (conversation_view, history, cx)
3737    }
3738
3739    fn add_to_workspace(conversation_view: Entity<ConversationView>, cx: &mut VisualTestContext) {
3740        let workspace =
3741            conversation_view.read_with(cx, |thread_view, _cx| thread_view.workspace.clone());
3742
3743        workspace
3744            .update_in(cx, |workspace, window, cx| {
3745                workspace.add_item_to_active_pane(
3746                    Box::new(cx.new(|_| ThreadViewItem(conversation_view.clone()))),
3747                    None,
3748                    true,
3749                    window,
3750                    cx,
3751                );
3752            })
3753            .unwrap();
3754    }
3755
3756    struct ThreadViewItem(Entity<ConversationView>);
3757
3758    impl Item for ThreadViewItem {
3759        type Event = ();
3760
3761        fn include_in_nav_history() -> bool {
3762            false
3763        }
3764
3765        fn tab_content_text(&self, _detail: usize, _cx: &App) -> SharedString {
3766            "Test".into()
3767        }
3768    }
3769
3770    impl EventEmitter<()> for ThreadViewItem {}
3771
3772    impl Focusable for ThreadViewItem {
3773        fn focus_handle(&self, cx: &App) -> FocusHandle {
3774            self.0.read(cx).focus_handle(cx)
3775        }
3776    }
3777
3778    impl Render for ThreadViewItem {
3779        fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
3780            // Render the title editor in the element tree too. In the real app
3781            // it is part of the agent panel
3782            let title_editor = self
3783                .0
3784                .read(cx)
3785                .active_thread()
3786                .map(|t| t.read(cx).title_editor.clone());
3787
3788            v_flex().children(title_editor).child(self.0.clone())
3789        }
3790    }
3791
3792    pub(crate) struct StubAgentServer<C> {
3793        connection: C,
3794    }
3795
3796    impl<C> StubAgentServer<C> {
3797        pub(crate) fn new(connection: C) -> Self {
3798            Self { connection }
3799        }
3800    }
3801
3802    impl StubAgentServer<StubAgentConnection> {
3803        pub(crate) fn default_response() -> Self {
3804            let conn = StubAgentConnection::new();
3805            conn.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
3806                acp::ContentChunk::new("Default response".into()),
3807            )]);
3808            Self::new(conn)
3809        }
3810    }
3811
3812    impl<C> AgentServer for StubAgentServer<C>
3813    where
3814        C: 'static + AgentConnection + Send + Clone,
3815    {
3816        fn logo(&self) -> ui::IconName {
3817            ui::IconName::ZedAgent
3818        }
3819
3820        fn agent_id(&self) -> AgentId {
3821            "Test".into()
3822        }
3823
3824        fn connect(
3825            &self,
3826            _delegate: AgentServerDelegate,
3827            _project: Entity<Project>,
3828            _cx: &mut App,
3829        ) -> Task<gpui::Result<Rc<dyn AgentConnection>>> {
3830            Task::ready(Ok(Rc::new(self.connection.clone())))
3831        }
3832
3833        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
3834            self
3835        }
3836    }
3837
3838    struct FailingAgentServer;
3839
3840    impl AgentServer for FailingAgentServer {
3841        fn logo(&self) -> ui::IconName {
3842            ui::IconName::AiOpenAi
3843        }
3844
3845        fn agent_id(&self) -> AgentId {
3846            AgentId::new("Codex CLI")
3847        }
3848
3849        fn connect(
3850            &self,
3851            _delegate: AgentServerDelegate,
3852            _project: Entity<Project>,
3853            _cx: &mut App,
3854        ) -> Task<gpui::Result<Rc<dyn AgentConnection>>> {
3855            Task::ready(Err(anyhow!(
3856                "extracting downloaded asset for \
3857                 https://github.com/zed-industries/codex-acp/releases/download/v0.9.4/\
3858                 codex-acp-0.9.4-aarch64-pc-windows-msvc.zip: \
3859                 failed to iterate over archive: Invalid gzip header"
3860            )))
3861        }
3862
3863        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
3864            self
3865        }
3866    }
3867
3868    #[derive(Clone)]
3869    struct StubSessionList {
3870        sessions: Vec<AgentSessionInfo>,
3871    }
3872
3873    impl StubSessionList {
3874        fn new(sessions: Vec<AgentSessionInfo>) -> Self {
3875            Self { sessions }
3876        }
3877    }
3878
3879    impl AgentSessionList for StubSessionList {
3880        fn list_sessions(
3881            &self,
3882            _request: AgentSessionListRequest,
3883            _cx: &mut App,
3884        ) -> Task<anyhow::Result<AgentSessionListResponse>> {
3885            Task::ready(Ok(AgentSessionListResponse::new(self.sessions.clone())))
3886        }
3887
3888        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
3889            self
3890        }
3891    }
3892
3893    #[derive(Clone)]
3894    struct SessionHistoryConnection {
3895        sessions: Vec<AgentSessionInfo>,
3896    }
3897
3898    impl SessionHistoryConnection {
3899        fn new(sessions: Vec<AgentSessionInfo>) -> Self {
3900            Self { sessions }
3901        }
3902    }
3903
3904    fn build_test_thread(
3905        connection: Rc<dyn AgentConnection>,
3906        project: Entity<Project>,
3907        name: &'static str,
3908        session_id: SessionId,
3909        cx: &mut App,
3910    ) -> Entity<AcpThread> {
3911        let action_log = cx.new(|_| ActionLog::new(project.clone()));
3912        cx.new(|cx| {
3913            AcpThread::new(
3914                None,
3915                Some(name.into()),
3916                None,
3917                connection,
3918                project,
3919                action_log,
3920                session_id,
3921                watch::Receiver::constant(
3922                    acp::PromptCapabilities::new()
3923                        .image(true)
3924                        .audio(true)
3925                        .embedded_context(true),
3926                ),
3927                cx,
3928            )
3929        })
3930    }
3931
3932    impl AgentConnection for SessionHistoryConnection {
3933        fn agent_id(&self) -> AgentId {
3934            AgentId::new("history-connection")
3935        }
3936
3937        fn telemetry_id(&self) -> SharedString {
3938            "history-connection".into()
3939        }
3940
3941        fn new_session(
3942            self: Rc<Self>,
3943            project: Entity<Project>,
3944            _work_dirs: PathList,
3945            cx: &mut App,
3946        ) -> Task<anyhow::Result<Entity<AcpThread>>> {
3947            let thread = build_test_thread(
3948                self,
3949                project,
3950                "SessionHistoryConnection",
3951                SessionId::new("history-session"),
3952                cx,
3953            );
3954            Task::ready(Ok(thread))
3955        }
3956
3957        fn supports_load_session(&self) -> bool {
3958            true
3959        }
3960
3961        fn session_list(&self, _cx: &mut App) -> Option<Rc<dyn AgentSessionList>> {
3962            Some(Rc::new(StubSessionList::new(self.sessions.clone())))
3963        }
3964
3965        fn auth_methods(&self) -> &[acp::AuthMethod] {
3966            &[]
3967        }
3968
3969        fn authenticate(
3970            &self,
3971            _method_id: acp::AuthMethodId,
3972            _cx: &mut App,
3973        ) -> Task<anyhow::Result<()>> {
3974            Task::ready(Ok(()))
3975        }
3976
3977        fn prompt(
3978            &self,
3979            _id: Option<acp_thread::UserMessageId>,
3980            _params: acp::PromptRequest,
3981            _cx: &mut App,
3982        ) -> Task<anyhow::Result<acp::PromptResponse>> {
3983            Task::ready(Ok(acp::PromptResponse::new(acp::StopReason::EndTurn)))
3984        }
3985
3986        fn cancel(&self, _session_id: &acp::SessionId, _cx: &mut App) {}
3987
3988        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
3989            self
3990        }
3991    }
3992
3993    #[derive(Clone)]
3994    struct ResumeOnlyAgentConnection;
3995
3996    impl AgentConnection for ResumeOnlyAgentConnection {
3997        fn agent_id(&self) -> AgentId {
3998            AgentId::new("resume-only")
3999        }
4000
4001        fn telemetry_id(&self) -> SharedString {
4002            "resume-only".into()
4003        }
4004
4005        fn new_session(
4006            self: Rc<Self>,
4007            project: Entity<Project>,
4008            _work_dirs: PathList,
4009            cx: &mut gpui::App,
4010        ) -> Task<gpui::Result<Entity<AcpThread>>> {
4011            let thread = build_test_thread(
4012                self,
4013                project,
4014                "ResumeOnlyAgentConnection",
4015                SessionId::new("new-session"),
4016                cx,
4017            );
4018            Task::ready(Ok(thread))
4019        }
4020
4021        fn supports_resume_session(&self) -> bool {
4022            true
4023        }
4024
4025        fn resume_session(
4026            self: Rc<Self>,
4027            session_id: acp::SessionId,
4028            project: Entity<Project>,
4029            _work_dirs: PathList,
4030            _title: Option<SharedString>,
4031            cx: &mut App,
4032        ) -> Task<gpui::Result<Entity<AcpThread>>> {
4033            let thread =
4034                build_test_thread(self, project, "ResumeOnlyAgentConnection", session_id, cx);
4035            Task::ready(Ok(thread))
4036        }
4037
4038        fn auth_methods(&self) -> &[acp::AuthMethod] {
4039            &[]
4040        }
4041
4042        fn authenticate(
4043            &self,
4044            _method_id: acp::AuthMethodId,
4045            _cx: &mut App,
4046        ) -> Task<gpui::Result<()>> {
4047            Task::ready(Ok(()))
4048        }
4049
4050        fn prompt(
4051            &self,
4052            _id: Option<acp_thread::UserMessageId>,
4053            _params: acp::PromptRequest,
4054            _cx: &mut App,
4055        ) -> Task<gpui::Result<acp::PromptResponse>> {
4056            Task::ready(Ok(acp::PromptResponse::new(acp::StopReason::EndTurn)))
4057        }
4058
4059        fn cancel(&self, _session_id: &acp::SessionId, _cx: &mut App) {}
4060
4061        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
4062            self
4063        }
4064    }
4065
4066    /// Simulates an agent that requires authentication before a session can be
4067    /// created. `new_session` returns `AuthRequired` until `authenticate` is
4068    /// called with the correct method, after which sessions are created normally.
4069    #[derive(Clone)]
4070    struct AuthGatedAgentConnection {
4071        authenticated: Arc<Mutex<bool>>,
4072        auth_method: acp::AuthMethod,
4073    }
4074
4075    impl AuthGatedAgentConnection {
4076        const AUTH_METHOD_ID: &str = "test-login";
4077
4078        fn new() -> Self {
4079            Self {
4080                authenticated: Arc::new(Mutex::new(false)),
4081                auth_method: acp::AuthMethod::Agent(acp::AuthMethodAgent::new(
4082                    Self::AUTH_METHOD_ID,
4083                    "Test Login",
4084                )),
4085            }
4086        }
4087    }
4088
4089    impl AgentConnection for AuthGatedAgentConnection {
4090        fn agent_id(&self) -> AgentId {
4091            AgentId::new("auth-gated")
4092        }
4093
4094        fn telemetry_id(&self) -> SharedString {
4095            "auth-gated".into()
4096        }
4097
4098        fn new_session(
4099            self: Rc<Self>,
4100            project: Entity<Project>,
4101            work_dirs: PathList,
4102            cx: &mut gpui::App,
4103        ) -> Task<gpui::Result<Entity<AcpThread>>> {
4104            if !*self.authenticated.lock() {
4105                return Task::ready(Err(acp_thread::AuthRequired::new()
4106                    .with_description("Sign in to continue".to_string())
4107                    .into()));
4108            }
4109
4110            let session_id = acp::SessionId::new("auth-gated-session");
4111            let action_log = cx.new(|_| ActionLog::new(project.clone()));
4112            Task::ready(Ok(cx.new(|cx| {
4113                AcpThread::new(
4114                    None,
4115                    None,
4116                    Some(work_dirs),
4117                    self,
4118                    project,
4119                    action_log,
4120                    session_id,
4121                    watch::Receiver::constant(
4122                        acp::PromptCapabilities::new()
4123                            .image(true)
4124                            .audio(true)
4125                            .embedded_context(true),
4126                    ),
4127                    cx,
4128                )
4129            })))
4130        }
4131
4132        fn auth_methods(&self) -> &[acp::AuthMethod] {
4133            std::slice::from_ref(&self.auth_method)
4134        }
4135
4136        fn authenticate(
4137            &self,
4138            method_id: acp::AuthMethodId,
4139            _cx: &mut App,
4140        ) -> Task<gpui::Result<()>> {
4141            if &method_id == self.auth_method.id() {
4142                *self.authenticated.lock() = true;
4143                Task::ready(Ok(()))
4144            } else {
4145                Task::ready(Err(anyhow::anyhow!("Unknown auth method")))
4146            }
4147        }
4148
4149        fn prompt(
4150            &self,
4151            _id: Option<acp_thread::UserMessageId>,
4152            _params: acp::PromptRequest,
4153            _cx: &mut App,
4154        ) -> Task<gpui::Result<acp::PromptResponse>> {
4155            unimplemented!()
4156        }
4157
4158        fn cancel(&self, _session_id: &acp::SessionId, _cx: &mut App) {
4159            unimplemented!()
4160        }
4161
4162        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
4163            self
4164        }
4165    }
4166
4167    #[derive(Clone)]
4168    struct SaboteurAgentConnection;
4169
4170    impl AgentConnection for SaboteurAgentConnection {
4171        fn agent_id(&self) -> AgentId {
4172            AgentId::new("saboteur")
4173        }
4174
4175        fn telemetry_id(&self) -> SharedString {
4176            "saboteur".into()
4177        }
4178
4179        fn new_session(
4180            self: Rc<Self>,
4181            project: Entity<Project>,
4182            work_dirs: PathList,
4183            cx: &mut gpui::App,
4184        ) -> Task<gpui::Result<Entity<AcpThread>>> {
4185            Task::ready(Ok(cx.new(|cx| {
4186                let action_log = cx.new(|_| ActionLog::new(project.clone()));
4187                AcpThread::new(
4188                    None,
4189                    None,
4190                    Some(work_dirs),
4191                    self,
4192                    project,
4193                    action_log,
4194                    SessionId::new("test"),
4195                    watch::Receiver::constant(
4196                        acp::PromptCapabilities::new()
4197                            .image(true)
4198                            .audio(true)
4199                            .embedded_context(true),
4200                    ),
4201                    cx,
4202                )
4203            })))
4204        }
4205
4206        fn auth_methods(&self) -> &[acp::AuthMethod] {
4207            &[]
4208        }
4209
4210        fn authenticate(
4211            &self,
4212            _method_id: acp::AuthMethodId,
4213            _cx: &mut App,
4214        ) -> Task<gpui::Result<()>> {
4215            unimplemented!()
4216        }
4217
4218        fn prompt(
4219            &self,
4220            _id: Option<acp_thread::UserMessageId>,
4221            _params: acp::PromptRequest,
4222            _cx: &mut App,
4223        ) -> Task<gpui::Result<acp::PromptResponse>> {
4224            Task::ready(Err(anyhow::anyhow!("Error prompting")))
4225        }
4226
4227        fn cancel(&self, _session_id: &acp::SessionId, _cx: &mut App) {
4228            unimplemented!()
4229        }
4230
4231        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
4232            self
4233        }
4234    }
4235
4236    /// Simulates a model which always returns a refusal response
4237    #[derive(Clone)]
4238    struct RefusalAgentConnection;
4239
4240    impl AgentConnection for RefusalAgentConnection {
4241        fn agent_id(&self) -> AgentId {
4242            AgentId::new("refusal")
4243        }
4244
4245        fn telemetry_id(&self) -> SharedString {
4246            "refusal".into()
4247        }
4248
4249        fn new_session(
4250            self: Rc<Self>,
4251            project: Entity<Project>,
4252            work_dirs: PathList,
4253            cx: &mut gpui::App,
4254        ) -> Task<gpui::Result<Entity<AcpThread>>> {
4255            Task::ready(Ok(cx.new(|cx| {
4256                let action_log = cx.new(|_| ActionLog::new(project.clone()));
4257                AcpThread::new(
4258                    None,
4259                    None,
4260                    Some(work_dirs),
4261                    self,
4262                    project,
4263                    action_log,
4264                    SessionId::new("test"),
4265                    watch::Receiver::constant(
4266                        acp::PromptCapabilities::new()
4267                            .image(true)
4268                            .audio(true)
4269                            .embedded_context(true),
4270                    ),
4271                    cx,
4272                )
4273            })))
4274        }
4275
4276        fn auth_methods(&self) -> &[acp::AuthMethod] {
4277            &[]
4278        }
4279
4280        fn authenticate(
4281            &self,
4282            _method_id: acp::AuthMethodId,
4283            _cx: &mut App,
4284        ) -> Task<gpui::Result<()>> {
4285            unimplemented!()
4286        }
4287
4288        fn prompt(
4289            &self,
4290            _id: Option<acp_thread::UserMessageId>,
4291            _params: acp::PromptRequest,
4292            _cx: &mut App,
4293        ) -> Task<gpui::Result<acp::PromptResponse>> {
4294            Task::ready(Ok(acp::PromptResponse::new(acp::StopReason::Refusal)))
4295        }
4296
4297        fn cancel(&self, _session_id: &acp::SessionId, _cx: &mut App) {
4298            unimplemented!()
4299        }
4300
4301        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
4302            self
4303        }
4304    }
4305
4306    #[derive(Clone)]
4307    struct CwdCapturingConnection {
4308        captured_work_dirs: Arc<Mutex<Option<PathList>>>,
4309    }
4310
4311    impl CwdCapturingConnection {
4312        fn new() -> Self {
4313            Self {
4314                captured_work_dirs: Arc::new(Mutex::new(None)),
4315            }
4316        }
4317    }
4318
4319    impl AgentConnection for CwdCapturingConnection {
4320        fn agent_id(&self) -> AgentId {
4321            AgentId::new("cwd-capturing")
4322        }
4323
4324        fn telemetry_id(&self) -> SharedString {
4325            "cwd-capturing".into()
4326        }
4327
4328        fn new_session(
4329            self: Rc<Self>,
4330            project: Entity<Project>,
4331            work_dirs: PathList,
4332            cx: &mut gpui::App,
4333        ) -> Task<gpui::Result<Entity<AcpThread>>> {
4334            *self.captured_work_dirs.lock() = Some(work_dirs.clone());
4335            let action_log = cx.new(|_| ActionLog::new(project.clone()));
4336            let thread = cx.new(|cx| {
4337                AcpThread::new(
4338                    None,
4339                    None,
4340                    Some(work_dirs),
4341                    self.clone(),
4342                    project,
4343                    action_log,
4344                    SessionId::new("new-session"),
4345                    watch::Receiver::constant(
4346                        acp::PromptCapabilities::new()
4347                            .image(true)
4348                            .audio(true)
4349                            .embedded_context(true),
4350                    ),
4351                    cx,
4352                )
4353            });
4354            Task::ready(Ok(thread))
4355        }
4356
4357        fn supports_load_session(&self) -> bool {
4358            true
4359        }
4360
4361        fn load_session(
4362            self: Rc<Self>,
4363            session_id: acp::SessionId,
4364            project: Entity<Project>,
4365            work_dirs: PathList,
4366            _title: Option<SharedString>,
4367            cx: &mut App,
4368        ) -> Task<gpui::Result<Entity<AcpThread>>> {
4369            *self.captured_work_dirs.lock() = Some(work_dirs.clone());
4370            let action_log = cx.new(|_| ActionLog::new(project.clone()));
4371            let thread = cx.new(|cx| {
4372                AcpThread::new(
4373                    None,
4374                    None,
4375                    Some(work_dirs),
4376                    self.clone(),
4377                    project,
4378                    action_log,
4379                    session_id,
4380                    watch::Receiver::constant(
4381                        acp::PromptCapabilities::new()
4382                            .image(true)
4383                            .audio(true)
4384                            .embedded_context(true),
4385                    ),
4386                    cx,
4387                )
4388            });
4389            Task::ready(Ok(thread))
4390        }
4391
4392        fn auth_methods(&self) -> &[acp::AuthMethod] {
4393            &[]
4394        }
4395
4396        fn authenticate(
4397            &self,
4398            _method_id: acp::AuthMethodId,
4399            _cx: &mut App,
4400        ) -> Task<gpui::Result<()>> {
4401            Task::ready(Ok(()))
4402        }
4403
4404        fn prompt(
4405            &self,
4406            _id: Option<acp_thread::UserMessageId>,
4407            _params: acp::PromptRequest,
4408            _cx: &mut App,
4409        ) -> Task<gpui::Result<acp::PromptResponse>> {
4410            Task::ready(Ok(acp::PromptResponse::new(acp::StopReason::EndTurn)))
4411        }
4412
4413        fn cancel(&self, _session_id: &acp::SessionId, _cx: &mut App) {}
4414
4415        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
4416            self
4417        }
4418    }
4419
4420    pub(crate) fn init_test(cx: &mut TestAppContext) {
4421        cx.update(|cx| {
4422            let settings_store = SettingsStore::test(cx);
4423            cx.set_global(settings_store);
4424            ThreadMetadataStore::init_global(cx);
4425            theme_settings::init(theme::LoadThemes::JustBase, cx);
4426            editor::init(cx);
4427            agent_panel::init(cx);
4428            release_channel::init(semver::Version::new(0, 0, 0), cx);
4429            prompt_store::init(cx)
4430        });
4431    }
4432
4433    fn active_thread(
4434        conversation_view: &Entity<ConversationView>,
4435        cx: &TestAppContext,
4436    ) -> Entity<ThreadView> {
4437        cx.read(|cx| {
4438            conversation_view
4439                .read(cx)
4440                .active_thread()
4441                .expect("No active thread")
4442                .clone()
4443        })
4444    }
4445
4446    fn message_editor(
4447        conversation_view: &Entity<ConversationView>,
4448        cx: &TestAppContext,
4449    ) -> Entity<MessageEditor> {
4450        let thread = active_thread(conversation_view, cx);
4451        cx.read(|cx| thread.read(cx).message_editor.clone())
4452    }
4453
4454    #[gpui::test]
4455    async fn test_rewind_views(cx: &mut TestAppContext) {
4456        init_test(cx);
4457
4458        let fs = FakeFs::new(cx.executor());
4459        fs.insert_tree(
4460            "/project",
4461            json!({
4462                "test1.txt": "old content 1",
4463                "test2.txt": "old content 2"
4464            }),
4465        )
4466        .await;
4467        let project = Project::test(fs, [Path::new("/project")], cx).await;
4468        let (multi_workspace, cx) =
4469            cx.add_window_view(|window, cx| MultiWorkspace::test_new(project.clone(), window, cx));
4470        let workspace = multi_workspace.read_with(cx, |mw, _| mw.workspace().clone());
4471
4472        let thread_store = cx.update(|_window, cx| cx.new(|cx| ThreadStore::new(cx)));
4473        let connection_store =
4474            cx.update(|_window, cx| cx.new(|cx| AgentConnectionStore::new(project.clone(), cx)));
4475
4476        let connection = Rc::new(StubAgentConnection::new());
4477        let conversation_view = cx.update(|window, cx| {
4478            cx.new(|cx| {
4479                ConversationView::new(
4480                    Rc::new(StubAgentServer::new(connection.as_ref().clone())),
4481                    connection_store,
4482                    Agent::Custom { id: "Test".into() },
4483                    None,
4484                    None,
4485                    None,
4486                    None,
4487                    workspace.downgrade(),
4488                    project.clone(),
4489                    Some(thread_store.clone()),
4490                    None,
4491                    window,
4492                    cx,
4493                )
4494            })
4495        });
4496
4497        cx.run_until_parked();
4498
4499        let thread = conversation_view
4500            .read_with(cx, |view, cx| {
4501                view.active_thread().map(|r| r.read(cx).thread.clone())
4502            })
4503            .unwrap();
4504
4505        // First user message
4506        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(
4507            acp::ToolCall::new("tool1", "Edit file 1")
4508                .kind(acp::ToolKind::Edit)
4509                .status(acp::ToolCallStatus::Completed)
4510                .content(vec![acp::ToolCallContent::Diff(
4511                    acp::Diff::new("/project/test1.txt", "new content 1").old_text("old content 1"),
4512                )]),
4513        )]);
4514
4515        thread
4516            .update(cx, |thread, cx| thread.send_raw("Give me a diff", cx))
4517            .await
4518            .unwrap();
4519        cx.run_until_parked();
4520
4521        thread.read_with(cx, |thread, _cx| {
4522            assert_eq!(thread.entries().len(), 2);
4523        });
4524
4525        conversation_view.read_with(cx, |view, cx| {
4526            let entry_view_state = view
4527                .active_thread()
4528                .map(|active| active.read(cx).entry_view_state.clone())
4529                .unwrap();
4530            entry_view_state.read_with(cx, |entry_view_state, _| {
4531                assert!(
4532                    entry_view_state
4533                        .entry(0)
4534                        .unwrap()
4535                        .message_editor()
4536                        .is_some()
4537                );
4538                assert!(entry_view_state.entry(1).unwrap().has_content());
4539            });
4540        });
4541
4542        // Second user message
4543        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(
4544            acp::ToolCall::new("tool2", "Edit file 2")
4545                .kind(acp::ToolKind::Edit)
4546                .status(acp::ToolCallStatus::Completed)
4547                .content(vec![acp::ToolCallContent::Diff(
4548                    acp::Diff::new("/project/test2.txt", "new content 2").old_text("old content 2"),
4549                )]),
4550        )]);
4551
4552        thread
4553            .update(cx, |thread, cx| thread.send_raw("Another one", cx))
4554            .await
4555            .unwrap();
4556        cx.run_until_parked();
4557
4558        let second_user_message_id = thread.read_with(cx, |thread, _| {
4559            assert_eq!(thread.entries().len(), 4);
4560            let AgentThreadEntry::UserMessage(user_message) = &thread.entries()[2] else {
4561                panic!();
4562            };
4563            user_message.id.clone().unwrap()
4564        });
4565
4566        conversation_view.read_with(cx, |view, cx| {
4567            let entry_view_state = view
4568                .active_thread()
4569                .unwrap()
4570                .read(cx)
4571                .entry_view_state
4572                .clone();
4573            entry_view_state.read_with(cx, |entry_view_state, _| {
4574                assert!(
4575                    entry_view_state
4576                        .entry(0)
4577                        .unwrap()
4578                        .message_editor()
4579                        .is_some()
4580                );
4581                assert!(entry_view_state.entry(1).unwrap().has_content());
4582                assert!(
4583                    entry_view_state
4584                        .entry(2)
4585                        .unwrap()
4586                        .message_editor()
4587                        .is_some()
4588                );
4589                assert!(entry_view_state.entry(3).unwrap().has_content());
4590            });
4591        });
4592
4593        // Rewind to first message
4594        thread
4595            .update(cx, |thread, cx| thread.rewind(second_user_message_id, cx))
4596            .await
4597            .unwrap();
4598
4599        cx.run_until_parked();
4600
4601        thread.read_with(cx, |thread, _| {
4602            assert_eq!(thread.entries().len(), 2);
4603        });
4604
4605        conversation_view.read_with(cx, |view, cx| {
4606            let active = view.active_thread().unwrap();
4607            active
4608                .read(cx)
4609                .entry_view_state
4610                .read_with(cx, |entry_view_state, _| {
4611                    assert!(
4612                        entry_view_state
4613                            .entry(0)
4614                            .unwrap()
4615                            .message_editor()
4616                            .is_some()
4617                    );
4618                    assert!(entry_view_state.entry(1).unwrap().has_content());
4619
4620                    // Old views should be dropped
4621                    assert!(entry_view_state.entry(2).is_none());
4622                    assert!(entry_view_state.entry(3).is_none());
4623                });
4624        });
4625    }
4626
4627    #[gpui::test]
4628    async fn test_scroll_to_most_recent_user_prompt(cx: &mut TestAppContext) {
4629        init_test(cx);
4630
4631        let connection = StubAgentConnection::new();
4632
4633        // Each user prompt will result in a user message entry plus an agent message entry.
4634        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
4635            acp::ContentChunk::new("Response 1".into()),
4636        )]);
4637
4638        let (conversation_view, cx) =
4639            setup_conversation_view(StubAgentServer::new(connection.clone()), cx).await;
4640
4641        let thread = conversation_view
4642            .read_with(cx, |view, cx| {
4643                view.active_thread().map(|r| r.read(cx).thread.clone())
4644            })
4645            .unwrap();
4646
4647        thread
4648            .update(cx, |thread, cx| thread.send_raw("Prompt 1", cx))
4649            .await
4650            .unwrap();
4651        cx.run_until_parked();
4652
4653        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
4654            acp::ContentChunk::new("Response 2".into()),
4655        )]);
4656
4657        thread
4658            .update(cx, |thread, cx| thread.send_raw("Prompt 2", cx))
4659            .await
4660            .unwrap();
4661        cx.run_until_parked();
4662
4663        // Move somewhere else first so we're not trivially already on the last user prompt.
4664        active_thread(&conversation_view, cx).update(cx, |view, cx| {
4665            view.scroll_to_top(cx);
4666        });
4667        cx.run_until_parked();
4668
4669        active_thread(&conversation_view, cx).update(cx, |view, cx| {
4670            view.scroll_to_most_recent_user_prompt(cx);
4671            let scroll_top = view.list_state.logical_scroll_top();
4672            // Entries layout is: [User1, Assistant1, User2, Assistant2]
4673            assert_eq!(scroll_top.item_ix, 2);
4674        });
4675    }
4676
4677    #[gpui::test]
4678    async fn test_scroll_to_most_recent_user_prompt_falls_back_to_bottom_without_user_messages(
4679        cx: &mut TestAppContext,
4680    ) {
4681        init_test(cx);
4682
4683        let (conversation_view, cx) =
4684            setup_conversation_view(StubAgentServer::default_response(), cx).await;
4685
4686        // With no entries, scrolling should be a no-op and must not panic.
4687        active_thread(&conversation_view, cx).update(cx, |view, cx| {
4688            view.scroll_to_most_recent_user_prompt(cx);
4689            let scroll_top = view.list_state.logical_scroll_top();
4690            assert_eq!(scroll_top.item_ix, 0);
4691        });
4692    }
4693
4694    #[gpui::test]
4695    async fn test_message_editing_cancel(cx: &mut TestAppContext) {
4696        init_test(cx);
4697
4698        let connection = StubAgentConnection::new();
4699
4700        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
4701            acp::ContentChunk::new("Response".into()),
4702        )]);
4703
4704        let (conversation_view, cx) =
4705            setup_conversation_view(StubAgentServer::new(connection), cx).await;
4706        add_to_workspace(conversation_view.clone(), cx);
4707
4708        let message_editor = message_editor(&conversation_view, cx);
4709        message_editor.update_in(cx, |editor, window, cx| {
4710            editor.set_text("Original message to edit", window, cx);
4711        });
4712        active_thread(&conversation_view, cx)
4713            .update_in(cx, |view, window, cx| view.send(window, cx));
4714
4715        cx.run_until_parked();
4716
4717        let user_message_editor = conversation_view.read_with(cx, |view, cx| {
4718            assert_eq!(
4719                view.active_thread()
4720                    .and_then(|active| active.read(cx).editing_message),
4721                None
4722            );
4723
4724            view.active_thread()
4725                .map(|active| &active.read(cx).entry_view_state)
4726                .as_ref()
4727                .unwrap()
4728                .read(cx)
4729                .entry(0)
4730                .unwrap()
4731                .message_editor()
4732                .unwrap()
4733                .clone()
4734        });
4735
4736        // Focus
4737        cx.focus(&user_message_editor);
4738        conversation_view.read_with(cx, |view, cx| {
4739            assert_eq!(
4740                view.active_thread()
4741                    .and_then(|active| active.read(cx).editing_message),
4742                Some(0)
4743            );
4744        });
4745
4746        // Edit
4747        user_message_editor.update_in(cx, |editor, window, cx| {
4748            editor.set_text("Edited message content", window, cx);
4749        });
4750
4751        // Cancel
4752        user_message_editor.update_in(cx, |_editor, window, cx| {
4753            window.dispatch_action(Box::new(editor::actions::Cancel), cx);
4754        });
4755
4756        conversation_view.read_with(cx, |view, cx| {
4757            assert_eq!(
4758                view.active_thread()
4759                    .and_then(|active| active.read(cx).editing_message),
4760                None
4761            );
4762        });
4763
4764        user_message_editor.read_with(cx, |editor, cx| {
4765            assert_eq!(editor.text(cx), "Original message to edit");
4766        });
4767    }
4768
4769    #[gpui::test]
4770    async fn test_message_doesnt_send_if_empty(cx: &mut TestAppContext) {
4771        init_test(cx);
4772
4773        let connection = StubAgentConnection::new();
4774
4775        let (conversation_view, cx) =
4776            setup_conversation_view(StubAgentServer::new(connection), cx).await;
4777        add_to_workspace(conversation_view.clone(), cx);
4778
4779        let message_editor = message_editor(&conversation_view, cx);
4780        message_editor.update_in(cx, |editor, window, cx| {
4781            editor.set_text("", window, cx);
4782        });
4783
4784        let thread = cx.read(|cx| {
4785            conversation_view
4786                .read(cx)
4787                .active_thread()
4788                .unwrap()
4789                .read(cx)
4790                .thread
4791                .clone()
4792        });
4793        let entries_before = cx.read(|cx| thread.read(cx).entries().len());
4794
4795        active_thread(&conversation_view, cx).update_in(cx, |view, window, cx| {
4796            view.send(window, cx);
4797        });
4798        cx.run_until_parked();
4799
4800        let entries_after = cx.read(|cx| thread.read(cx).entries().len());
4801        assert_eq!(
4802            entries_before, entries_after,
4803            "No message should be sent when editor is empty"
4804        );
4805    }
4806
4807    #[gpui::test]
4808    async fn test_message_editing_regenerate(cx: &mut TestAppContext) {
4809        init_test(cx);
4810
4811        let connection = StubAgentConnection::new();
4812
4813        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
4814            acp::ContentChunk::new("Response".into()),
4815        )]);
4816
4817        let (conversation_view, cx) =
4818            setup_conversation_view(StubAgentServer::new(connection.clone()), cx).await;
4819        add_to_workspace(conversation_view.clone(), cx);
4820
4821        let message_editor = message_editor(&conversation_view, cx);
4822        message_editor.update_in(cx, |editor, window, cx| {
4823            editor.set_text("Original message to edit", window, cx);
4824        });
4825        active_thread(&conversation_view, cx)
4826            .update_in(cx, |view, window, cx| view.send(window, cx));
4827
4828        cx.run_until_parked();
4829
4830        let user_message_editor = conversation_view.read_with(cx, |view, cx| {
4831            assert_eq!(
4832                view.active_thread()
4833                    .and_then(|active| active.read(cx).editing_message),
4834                None
4835            );
4836            assert_eq!(
4837                view.active_thread()
4838                    .unwrap()
4839                    .read(cx)
4840                    .thread
4841                    .read(cx)
4842                    .entries()
4843                    .len(),
4844                2
4845            );
4846
4847            view.active_thread()
4848                .map(|active| &active.read(cx).entry_view_state)
4849                .as_ref()
4850                .unwrap()
4851                .read(cx)
4852                .entry(0)
4853                .unwrap()
4854                .message_editor()
4855                .unwrap()
4856                .clone()
4857        });
4858
4859        // Focus
4860        cx.focus(&user_message_editor);
4861
4862        // Edit
4863        user_message_editor.update_in(cx, |editor, window, cx| {
4864            editor.set_text("Edited message content", window, cx);
4865        });
4866
4867        // Send
4868        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
4869            acp::ContentChunk::new("New Response".into()),
4870        )]);
4871
4872        user_message_editor.update_in(cx, |_editor, window, cx| {
4873            window.dispatch_action(Box::new(Chat), cx);
4874        });
4875
4876        cx.run_until_parked();
4877
4878        conversation_view.read_with(cx, |view, cx| {
4879            assert_eq!(
4880                view.active_thread()
4881                    .and_then(|active| active.read(cx).editing_message),
4882                None
4883            );
4884
4885            let entries = view
4886                .active_thread()
4887                .unwrap()
4888                .read(cx)
4889                .thread
4890                .read(cx)
4891                .entries();
4892            assert_eq!(entries.len(), 2);
4893            assert_eq!(
4894                entries[0].to_markdown(cx),
4895                "## User\n\nEdited message content\n\n"
4896            );
4897            assert_eq!(
4898                entries[1].to_markdown(cx),
4899                "## Assistant\n\nNew Response\n\n"
4900            );
4901
4902            let entry_view_state = view
4903                .active_thread()
4904                .map(|active| &active.read(cx).entry_view_state)
4905                .unwrap();
4906            let new_editor = entry_view_state.read_with(cx, |state, _cx| {
4907                assert!(!state.entry(1).unwrap().has_content());
4908                state.entry(0).unwrap().message_editor().unwrap().clone()
4909            });
4910
4911            assert_eq!(new_editor.read(cx).text(cx), "Edited message content");
4912        })
4913    }
4914
4915    #[gpui::test]
4916    async fn test_message_editing_while_generating(cx: &mut TestAppContext) {
4917        init_test(cx);
4918
4919        let connection = StubAgentConnection::new();
4920
4921        let (conversation_view, cx) =
4922            setup_conversation_view(StubAgentServer::new(connection.clone()), cx).await;
4923        add_to_workspace(conversation_view.clone(), cx);
4924
4925        let message_editor = message_editor(&conversation_view, cx);
4926        message_editor.update_in(cx, |editor, window, cx| {
4927            editor.set_text("Original message to edit", window, cx);
4928        });
4929        active_thread(&conversation_view, cx)
4930            .update_in(cx, |view, window, cx| view.send(window, cx));
4931
4932        cx.run_until_parked();
4933
4934        let (user_message_editor, session_id) = conversation_view.read_with(cx, |view, cx| {
4935            let thread = view.active_thread().unwrap().read(cx).thread.read(cx);
4936            assert_eq!(thread.entries().len(), 1);
4937
4938            let editor = view
4939                .active_thread()
4940                .map(|active| &active.read(cx).entry_view_state)
4941                .as_ref()
4942                .unwrap()
4943                .read(cx)
4944                .entry(0)
4945                .unwrap()
4946                .message_editor()
4947                .unwrap()
4948                .clone();
4949
4950            (editor, thread.session_id().clone())
4951        });
4952
4953        // Focus
4954        cx.focus(&user_message_editor);
4955
4956        conversation_view.read_with(cx, |view, cx| {
4957            assert_eq!(
4958                view.active_thread()
4959                    .and_then(|active| active.read(cx).editing_message),
4960                Some(0)
4961            );
4962        });
4963
4964        // Edit
4965        user_message_editor.update_in(cx, |editor, window, cx| {
4966            editor.set_text("Edited message content", window, cx);
4967        });
4968
4969        conversation_view.read_with(cx, |view, cx| {
4970            assert_eq!(
4971                view.active_thread()
4972                    .and_then(|active| active.read(cx).editing_message),
4973                Some(0)
4974            );
4975        });
4976
4977        // Finish streaming response
4978        cx.update(|_, cx| {
4979            connection.send_update(
4980                session_id.clone(),
4981                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new("Response".into())),
4982                cx,
4983            );
4984            connection.end_turn(session_id, acp::StopReason::EndTurn);
4985        });
4986
4987        conversation_view.read_with(cx, |view, cx| {
4988            assert_eq!(
4989                view.active_thread()
4990                    .and_then(|active| active.read(cx).editing_message),
4991                Some(0)
4992            );
4993        });
4994
4995        cx.run_until_parked();
4996
4997        // Should still be editing
4998        cx.update(|window, cx| {
4999            assert!(user_message_editor.focus_handle(cx).is_focused(window));
5000            assert_eq!(
5001                conversation_view
5002                    .read(cx)
5003                    .active_thread()
5004                    .and_then(|active| active.read(cx).editing_message),
5005                Some(0)
5006            );
5007            assert_eq!(
5008                user_message_editor.read(cx).text(cx),
5009                "Edited message content"
5010            );
5011        });
5012    }
5013
5014    #[gpui::test]
5015    async fn test_stale_stop_does_not_disable_follow_tail_during_regenerate(
5016        cx: &mut TestAppContext,
5017    ) {
5018        init_test(cx);
5019
5020        let connection = StubAgentConnection::new();
5021
5022        let (conversation_view, cx) =
5023            setup_conversation_view(StubAgentServer::new(connection.clone()), cx).await;
5024        add_to_workspace(conversation_view.clone(), cx);
5025
5026        let message_editor = message_editor(&conversation_view, cx);
5027        message_editor.update_in(cx, |editor, window, cx| {
5028            editor.set_text("Original message to edit", window, cx);
5029        });
5030        active_thread(&conversation_view, cx)
5031            .update_in(cx, |view, window, cx| view.send(window, cx));
5032
5033        cx.run_until_parked();
5034
5035        let user_message_editor = conversation_view.read_with(cx, |view, cx| {
5036            view.active_thread()
5037                .map(|active| &active.read(cx).entry_view_state)
5038                .as_ref()
5039                .unwrap()
5040                .read(cx)
5041                .entry(0)
5042                .unwrap()
5043                .message_editor()
5044                .unwrap()
5045                .clone()
5046        });
5047
5048        cx.focus(&user_message_editor);
5049        user_message_editor.update_in(cx, |editor, window, cx| {
5050            editor.set_text("Edited message content", window, cx);
5051        });
5052
5053        user_message_editor.update_in(cx, |_editor, window, cx| {
5054            window.dispatch_action(Box::new(Chat), cx);
5055        });
5056
5057        cx.run_until_parked();
5058
5059        conversation_view.read_with(cx, |view, cx| {
5060            let active = view.active_thread().unwrap();
5061            let active = active.read(cx);
5062
5063            assert_eq!(active.thread.read(cx).status(), ThreadStatus::Generating);
5064            assert!(
5065                active.list_state.is_following_tail(),
5066                "stale stop events from the cancelled turn must not disable follow-tail for the new turn"
5067            );
5068        });
5069    }
5070
5071    struct GeneratingThreadSetup {
5072        conversation_view: Entity<ConversationView>,
5073        thread: Entity<AcpThread>,
5074        message_editor: Entity<MessageEditor>,
5075    }
5076
5077    async fn setup_generating_thread(
5078        cx: &mut TestAppContext,
5079    ) -> (GeneratingThreadSetup, &mut VisualTestContext) {
5080        let connection = StubAgentConnection::new();
5081
5082        let (conversation_view, cx) =
5083            setup_conversation_view(StubAgentServer::new(connection.clone()), cx).await;
5084        add_to_workspace(conversation_view.clone(), cx);
5085
5086        let message_editor = message_editor(&conversation_view, cx);
5087        message_editor.update_in(cx, |editor, window, cx| {
5088            editor.set_text("Hello", window, cx);
5089        });
5090        active_thread(&conversation_view, cx)
5091            .update_in(cx, |view, window, cx| view.send(window, cx));
5092
5093        let (thread, session_id) = conversation_view.read_with(cx, |view, cx| {
5094            let thread = view
5095                .active_thread()
5096                .as_ref()
5097                .unwrap()
5098                .read(cx)
5099                .thread
5100                .clone();
5101            (thread.clone(), thread.read(cx).session_id().clone())
5102        });
5103
5104        cx.run_until_parked();
5105
5106        cx.update(|_, cx| {
5107            connection.send_update(
5108                session_id.clone(),
5109                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new(
5110                    "Response chunk".into(),
5111                )),
5112                cx,
5113            );
5114        });
5115
5116        cx.run_until_parked();
5117
5118        thread.read_with(cx, |thread, _cx| {
5119            assert_eq!(thread.status(), ThreadStatus::Generating);
5120        });
5121
5122        (
5123            GeneratingThreadSetup {
5124                conversation_view,
5125                thread,
5126                message_editor,
5127            },
5128            cx,
5129        )
5130    }
5131
5132    #[gpui::test]
5133    async fn test_escape_cancels_generation_from_conversation_focus(cx: &mut TestAppContext) {
5134        init_test(cx);
5135
5136        let (setup, cx) = setup_generating_thread(cx).await;
5137
5138        let focus_handle = setup
5139            .conversation_view
5140            .read_with(cx, |view, cx| view.focus_handle(cx));
5141        cx.update(|window, cx| {
5142            window.focus(&focus_handle, cx);
5143        });
5144
5145        setup.conversation_view.update_in(cx, |_, window, cx| {
5146            window.dispatch_action(menu::Cancel.boxed_clone(), cx);
5147        });
5148
5149        cx.run_until_parked();
5150
5151        setup.thread.read_with(cx, |thread, _cx| {
5152            assert_eq!(thread.status(), ThreadStatus::Idle);
5153        });
5154    }
5155
5156    #[gpui::test]
5157    async fn test_escape_cancels_generation_from_editor_focus(cx: &mut TestAppContext) {
5158        init_test(cx);
5159
5160        let (setup, cx) = setup_generating_thread(cx).await;
5161
5162        let editor_focus_handle = setup
5163            .message_editor
5164            .read_with(cx, |editor, cx| editor.focus_handle(cx));
5165        cx.update(|window, cx| {
5166            window.focus(&editor_focus_handle, cx);
5167        });
5168
5169        setup.message_editor.update_in(cx, |_, window, cx| {
5170            window.dispatch_action(editor::actions::Cancel.boxed_clone(), cx);
5171        });
5172
5173        cx.run_until_parked();
5174
5175        setup.thread.read_with(cx, |thread, _cx| {
5176            assert_eq!(thread.status(), ThreadStatus::Idle);
5177        });
5178    }
5179
5180    #[gpui::test]
5181    async fn test_escape_when_idle_is_noop(cx: &mut TestAppContext) {
5182        init_test(cx);
5183
5184        let (conversation_view, cx) =
5185            setup_conversation_view(StubAgentServer::new(StubAgentConnection::new()), cx).await;
5186        add_to_workspace(conversation_view.clone(), cx);
5187
5188        let thread = conversation_view.read_with(cx, |view, cx| {
5189            view.active_thread().unwrap().read(cx).thread.clone()
5190        });
5191
5192        thread.read_with(cx, |thread, _cx| {
5193            assert_eq!(thread.status(), ThreadStatus::Idle);
5194        });
5195
5196        let focus_handle = conversation_view.read_with(cx, |view, _cx| view.focus_handle.clone());
5197        cx.update(|window, cx| {
5198            window.focus(&focus_handle, cx);
5199        });
5200
5201        conversation_view.update_in(cx, |_, window, cx| {
5202            window.dispatch_action(menu::Cancel.boxed_clone(), cx);
5203        });
5204
5205        cx.run_until_parked();
5206
5207        thread.read_with(cx, |thread, _cx| {
5208            assert_eq!(thread.status(), ThreadStatus::Idle);
5209        });
5210    }
5211
5212    #[gpui::test]
5213    async fn test_interrupt(cx: &mut TestAppContext) {
5214        init_test(cx);
5215
5216        let connection = StubAgentConnection::new();
5217
5218        let (conversation_view, cx) =
5219            setup_conversation_view(StubAgentServer::new(connection.clone()), cx).await;
5220        add_to_workspace(conversation_view.clone(), cx);
5221
5222        let message_editor = message_editor(&conversation_view, cx);
5223        message_editor.update_in(cx, |editor, window, cx| {
5224            editor.set_text("Message 1", window, cx);
5225        });
5226        active_thread(&conversation_view, cx)
5227            .update_in(cx, |view, window, cx| view.send(window, cx));
5228
5229        let (thread, session_id) = conversation_view.read_with(cx, |view, cx| {
5230            let thread = view.active_thread().unwrap().read(cx).thread.clone();
5231
5232            (thread.clone(), thread.read(cx).session_id().clone())
5233        });
5234
5235        cx.run_until_parked();
5236
5237        cx.update(|_, cx| {
5238            connection.send_update(
5239                session_id.clone(),
5240                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new(
5241                    "Message 1 resp".into(),
5242                )),
5243                cx,
5244            );
5245        });
5246
5247        cx.run_until_parked();
5248
5249        thread.read_with(cx, |thread, cx| {
5250            assert_eq!(
5251                thread.to_markdown(cx),
5252                indoc::indoc! {"
5253                        ## User
5254
5255                        Message 1
5256
5257                        ## Assistant
5258
5259                        Message 1 resp
5260
5261                    "}
5262            )
5263        });
5264
5265        message_editor.update_in(cx, |editor, window, cx| {
5266            editor.set_text("Message 2", window, cx);
5267        });
5268        active_thread(&conversation_view, cx)
5269            .update_in(cx, |view, window, cx| view.interrupt_and_send(window, cx));
5270
5271        cx.update(|_, cx| {
5272            // Simulate a response sent after beginning to cancel
5273            connection.send_update(
5274                session_id.clone(),
5275                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new("onse".into())),
5276                cx,
5277            );
5278        });
5279
5280        cx.run_until_parked();
5281
5282        // Last Message 1 response should appear before Message 2
5283        thread.read_with(cx, |thread, cx| {
5284            assert_eq!(
5285                thread.to_markdown(cx),
5286                indoc::indoc! {"
5287                        ## User
5288
5289                        Message 1
5290
5291                        ## Assistant
5292
5293                        Message 1 response
5294
5295                        ## User
5296
5297                        Message 2
5298
5299                    "}
5300            )
5301        });
5302
5303        cx.update(|_, cx| {
5304            connection.send_update(
5305                session_id.clone(),
5306                acp::SessionUpdate::AgentMessageChunk(acp::ContentChunk::new(
5307                    "Message 2 response".into(),
5308                )),
5309                cx,
5310            );
5311            connection.end_turn(session_id.clone(), acp::StopReason::EndTurn);
5312        });
5313
5314        cx.run_until_parked();
5315
5316        thread.read_with(cx, |thread, cx| {
5317            assert_eq!(
5318                thread.to_markdown(cx),
5319                indoc::indoc! {"
5320                        ## User
5321
5322                        Message 1
5323
5324                        ## Assistant
5325
5326                        Message 1 response
5327
5328                        ## User
5329
5330                        Message 2
5331
5332                        ## Assistant
5333
5334                        Message 2 response
5335
5336                    "}
5337            )
5338        });
5339    }
5340
5341    #[gpui::test]
5342    async fn test_message_editing_insert_selections(cx: &mut TestAppContext) {
5343        init_test(cx);
5344
5345        let connection = StubAgentConnection::new();
5346        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
5347            acp::ContentChunk::new("Response".into()),
5348        )]);
5349
5350        let (conversation_view, cx) =
5351            setup_conversation_view(StubAgentServer::new(connection), cx).await;
5352        add_to_workspace(conversation_view.clone(), cx);
5353
5354        let message_editor = message_editor(&conversation_view, cx);
5355        message_editor.update_in(cx, |editor, window, cx| {
5356            editor.set_text("Original message to edit", window, cx)
5357        });
5358        active_thread(&conversation_view, cx)
5359            .update_in(cx, |view, window, cx| view.send(window, cx));
5360        cx.run_until_parked();
5361
5362        let user_message_editor = conversation_view.read_with(cx, |conversation_view, cx| {
5363            conversation_view
5364                .active_thread()
5365                .map(|active| &active.read(cx).entry_view_state)
5366                .as_ref()
5367                .unwrap()
5368                .read(cx)
5369                .entry(0)
5370                .expect("Should have at least one entry")
5371                .message_editor()
5372                .expect("Should have message editor")
5373                .clone()
5374        });
5375
5376        cx.focus(&user_message_editor);
5377        conversation_view.read_with(cx, |view, cx| {
5378            assert_eq!(
5379                view.active_thread()
5380                    .and_then(|active| active.read(cx).editing_message),
5381                Some(0)
5382            );
5383        });
5384
5385        // Ensure to edit the focused message before proceeding otherwise, since
5386        // its content is not different from what was sent, focus will be lost.
5387        user_message_editor.update_in(cx, |editor, window, cx| {
5388            editor.set_text("Original message to edit with ", window, cx)
5389        });
5390
5391        // Create a simple buffer with some text so we can create a selection
5392        // that will then be added to the message being edited.
5393        let (workspace, project) = conversation_view.read_with(cx, |conversation_view, _cx| {
5394            (
5395                conversation_view.workspace.clone(),
5396                conversation_view.project.clone(),
5397            )
5398        });
5399        let buffer = project.update(cx, |project, cx| {
5400            project.create_local_buffer("let a = 10 + 10;", None, false, cx)
5401        });
5402
5403        workspace
5404            .update_in(cx, |workspace, window, cx| {
5405                let editor = cx.new(|cx| {
5406                    let mut editor =
5407                        Editor::for_buffer(buffer.clone(), Some(project.clone()), window, cx);
5408
5409                    editor.change_selections(Default::default(), window, cx, |selections| {
5410                        selections.select_ranges([MultiBufferOffset(8)..MultiBufferOffset(15)]);
5411                    });
5412
5413                    editor
5414                });
5415                workspace.add_item_to_active_pane(Box::new(editor), None, false, window, cx);
5416            })
5417            .unwrap();
5418
5419        conversation_view.update_in(cx, |view, window, cx| {
5420            assert_eq!(
5421                view.active_thread()
5422                    .and_then(|active| active.read(cx).editing_message),
5423                Some(0)
5424            );
5425            view.insert_selections(window, cx);
5426        });
5427
5428        user_message_editor.read_with(cx, |editor, cx| {
5429            let text = editor.editor().read(cx).text(cx);
5430            let expected_text = String::from("Original message to edit with selection ");
5431
5432            assert_eq!(text, expected_text);
5433        });
5434    }
5435
5436    #[gpui::test]
5437    async fn test_insert_selections(cx: &mut TestAppContext) {
5438        init_test(cx);
5439
5440        let connection = StubAgentConnection::new();
5441        connection.set_next_prompt_updates(vec![acp::SessionUpdate::AgentMessageChunk(
5442            acp::ContentChunk::new("Response".into()),
5443        )]);
5444
5445        let (conversation_view, cx) =
5446            setup_conversation_view(StubAgentServer::new(connection), cx).await;
5447        add_to_workspace(conversation_view.clone(), cx);
5448
5449        let message_editor = message_editor(&conversation_view, cx);
5450        message_editor.update_in(cx, |editor, window, cx| {
5451            editor.set_text("Can you review this snippet ", window, cx)
5452        });
5453
5454        // Create a simple buffer with some text so we can create a selection
5455        // that will then be added to the message being edited.
5456        let (workspace, project) = conversation_view.read_with(cx, |conversation_view, _cx| {
5457            (
5458                conversation_view.workspace.clone(),
5459                conversation_view.project.clone(),
5460            )
5461        });
5462        let buffer = project.update(cx, |project, cx| {
5463            project.create_local_buffer("let a = 10 + 10;", None, false, cx)
5464        });
5465
5466        workspace
5467            .update_in(cx, |workspace, window, cx| {
5468                let editor = cx.new(|cx| {
5469                    let mut editor =
5470                        Editor::for_buffer(buffer.clone(), Some(project.clone()), window, cx);
5471
5472                    editor.change_selections(Default::default(), window, cx, |selections| {
5473                        selections.select_ranges([MultiBufferOffset(8)..MultiBufferOffset(15)]);
5474                    });
5475
5476                    editor
5477                });
5478                workspace.add_item_to_active_pane(Box::new(editor), None, false, window, cx);
5479            })
5480            .unwrap();
5481
5482        conversation_view.update_in(cx, |view, window, cx| {
5483            assert_eq!(
5484                view.active_thread()
5485                    .and_then(|active| active.read(cx).editing_message),
5486                None
5487            );
5488            view.insert_selections(window, cx);
5489        });
5490
5491        message_editor.read_with(cx, |editor, cx| {
5492            let text = editor.text(cx);
5493            let expected_txt = String::from("Can you review this snippet selection ");
5494
5495            assert_eq!(text, expected_txt);
5496        })
5497    }
5498
5499    #[gpui::test]
5500    async fn test_tool_permission_buttons_terminal_with_pattern(cx: &mut TestAppContext) {
5501        init_test(cx);
5502
5503        let tool_call_id = acp::ToolCallId::new("terminal-1");
5504        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Run `cargo build --release`")
5505            .kind(acp::ToolKind::Edit);
5506
5507        let permission_options = ToolPermissionContext::new(
5508            TerminalTool::NAME,
5509            vec!["cargo build --release".to_string()],
5510        )
5511        .build_permission_options();
5512
5513        let connection =
5514            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
5515                tool_call_id.clone(),
5516                permission_options,
5517            )]));
5518
5519        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
5520
5521        let (conversation_view, cx) =
5522            setup_conversation_view(StubAgentServer::new(connection), cx).await;
5523
5524        // Disable notifications to avoid popup windows
5525        cx.update(|_window, cx| {
5526            AgentSettings::override_global(
5527                AgentSettings {
5528                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
5529                    ..AgentSettings::get_global(cx).clone()
5530                },
5531                cx,
5532            );
5533        });
5534
5535        let message_editor = message_editor(&conversation_view, cx);
5536        message_editor.update_in(cx, |editor, window, cx| {
5537            editor.set_text("Run cargo build", window, cx);
5538        });
5539
5540        active_thread(&conversation_view, cx)
5541            .update_in(cx, |view, window, cx| view.send(window, cx));
5542
5543        cx.run_until_parked();
5544
5545        // Verify the tool call is in WaitingForConfirmation state with the expected options
5546        conversation_view.read_with(cx, |conversation_view, cx| {
5547            let thread = conversation_view
5548                .active_thread()
5549                .expect("Thread should exist")
5550                .read(cx)
5551                .thread
5552                .clone();
5553            let thread = thread.read(cx);
5554
5555            let tool_call = thread.entries().iter().find_map(|entry| {
5556                if let acp_thread::AgentThreadEntry::ToolCall(call) = entry {
5557                    Some(call)
5558                } else {
5559                    None
5560                }
5561            });
5562
5563            assert!(tool_call.is_some(), "Expected a tool call entry");
5564            let tool_call = tool_call.unwrap();
5565
5566            // Verify it's waiting for confirmation
5567            assert!(
5568                matches!(
5569                    tool_call.status,
5570                    acp_thread::ToolCallStatus::WaitingForConfirmation { .. }
5571                ),
5572                "Expected WaitingForConfirmation status, got {:?}",
5573                tool_call.status
5574            );
5575
5576            // Verify the options count (granularity options only, no separate Deny option)
5577            if let acp_thread::ToolCallStatus::WaitingForConfirmation { options, .. } =
5578                &tool_call.status
5579            {
5580                let PermissionOptions::Dropdown(choices) = options else {
5581                    panic!("Expected dropdown permission options");
5582                };
5583
5584                assert_eq!(
5585                    choices.len(),
5586                    3,
5587                    "Expected 3 permission options (granularity only)"
5588                );
5589
5590                // Verify specific button labels (now using neutral names)
5591                let labels: Vec<&str> = choices
5592                    .iter()
5593                    .map(|choice| choice.allow.name.as_ref())
5594                    .collect();
5595                assert!(
5596                    labels.contains(&"Always for terminal"),
5597                    "Missing 'Always for terminal' option"
5598                );
5599                assert!(
5600                    labels.contains(&"Always for `cargo build` commands"),
5601                    "Missing pattern option"
5602                );
5603                assert!(
5604                    labels.contains(&"Only this time"),
5605                    "Missing 'Only this time' option"
5606                );
5607            }
5608        });
5609    }
5610
5611    #[gpui::test]
5612    async fn test_tool_permission_buttons_edit_file_with_path_pattern(cx: &mut TestAppContext) {
5613        init_test(cx);
5614
5615        let tool_call_id = acp::ToolCallId::new("edit-file-1");
5616        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Edit `src/main.rs`")
5617            .kind(acp::ToolKind::Edit);
5618
5619        let permission_options =
5620            ToolPermissionContext::new(EditFileTool::NAME, vec!["src/main.rs".to_string()])
5621                .build_permission_options();
5622
5623        let connection =
5624            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
5625                tool_call_id.clone(),
5626                permission_options,
5627            )]));
5628
5629        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
5630
5631        let (conversation_view, cx) =
5632            setup_conversation_view(StubAgentServer::new(connection), cx).await;
5633
5634        // Disable notifications
5635        cx.update(|_window, cx| {
5636            AgentSettings::override_global(
5637                AgentSettings {
5638                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
5639                    ..AgentSettings::get_global(cx).clone()
5640                },
5641                cx,
5642            );
5643        });
5644
5645        let message_editor = message_editor(&conversation_view, cx);
5646        message_editor.update_in(cx, |editor, window, cx| {
5647            editor.set_text("Edit the main file", window, cx);
5648        });
5649
5650        active_thread(&conversation_view, cx)
5651            .update_in(cx, |view, window, cx| view.send(window, cx));
5652
5653        cx.run_until_parked();
5654
5655        // Verify the options
5656        conversation_view.read_with(cx, |conversation_view, cx| {
5657            let thread = conversation_view
5658                .active_thread()
5659                .expect("Thread should exist")
5660                .read(cx)
5661                .thread
5662                .clone();
5663            let thread = thread.read(cx);
5664
5665            let tool_call = thread.entries().iter().find_map(|entry| {
5666                if let acp_thread::AgentThreadEntry::ToolCall(call) = entry {
5667                    Some(call)
5668                } else {
5669                    None
5670                }
5671            });
5672
5673            assert!(tool_call.is_some(), "Expected a tool call entry");
5674            let tool_call = tool_call.unwrap();
5675
5676            if let acp_thread::ToolCallStatus::WaitingForConfirmation { options, .. } =
5677                &tool_call.status
5678            {
5679                let PermissionOptions::Dropdown(choices) = options else {
5680                    panic!("Expected dropdown permission options");
5681                };
5682
5683                let labels: Vec<&str> = choices
5684                    .iter()
5685                    .map(|choice| choice.allow.name.as_ref())
5686                    .collect();
5687                assert!(
5688                    labels.contains(&"Always for edit file"),
5689                    "Missing 'Always for edit file' option"
5690                );
5691                assert!(
5692                    labels.contains(&"Always for `src/`"),
5693                    "Missing path pattern option"
5694                );
5695            } else {
5696                panic!("Expected WaitingForConfirmation status");
5697            }
5698        });
5699    }
5700
5701    #[gpui::test]
5702    async fn test_tool_permission_buttons_fetch_with_domain_pattern(cx: &mut TestAppContext) {
5703        init_test(cx);
5704
5705        let tool_call_id = acp::ToolCallId::new("fetch-1");
5706        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Fetch `https://docs.rs/gpui`")
5707            .kind(acp::ToolKind::Fetch);
5708
5709        let permission_options =
5710            ToolPermissionContext::new(FetchTool::NAME, vec!["https://docs.rs/gpui".to_string()])
5711                .build_permission_options();
5712
5713        let connection =
5714            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
5715                tool_call_id.clone(),
5716                permission_options,
5717            )]));
5718
5719        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
5720
5721        let (conversation_view, cx) =
5722            setup_conversation_view(StubAgentServer::new(connection), cx).await;
5723
5724        // Disable notifications
5725        cx.update(|_window, cx| {
5726            AgentSettings::override_global(
5727                AgentSettings {
5728                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
5729                    ..AgentSettings::get_global(cx).clone()
5730                },
5731                cx,
5732            );
5733        });
5734
5735        let message_editor = message_editor(&conversation_view, cx);
5736        message_editor.update_in(cx, |editor, window, cx| {
5737            editor.set_text("Fetch the docs", window, cx);
5738        });
5739
5740        active_thread(&conversation_view, cx)
5741            .update_in(cx, |view, window, cx| view.send(window, cx));
5742
5743        cx.run_until_parked();
5744
5745        // Verify the options
5746        conversation_view.read_with(cx, |conversation_view, cx| {
5747            let thread = conversation_view
5748                .active_thread()
5749                .expect("Thread should exist")
5750                .read(cx)
5751                .thread
5752                .clone();
5753            let thread = thread.read(cx);
5754
5755            let tool_call = thread.entries().iter().find_map(|entry| {
5756                if let acp_thread::AgentThreadEntry::ToolCall(call) = entry {
5757                    Some(call)
5758                } else {
5759                    None
5760                }
5761            });
5762
5763            assert!(tool_call.is_some(), "Expected a tool call entry");
5764            let tool_call = tool_call.unwrap();
5765
5766            if let acp_thread::ToolCallStatus::WaitingForConfirmation { options, .. } =
5767                &tool_call.status
5768            {
5769                let PermissionOptions::Dropdown(choices) = options else {
5770                    panic!("Expected dropdown permission options");
5771                };
5772
5773                let labels: Vec<&str> = choices
5774                    .iter()
5775                    .map(|choice| choice.allow.name.as_ref())
5776                    .collect();
5777                assert!(
5778                    labels.contains(&"Always for fetch"),
5779                    "Missing 'Always for fetch' option"
5780                );
5781                assert!(
5782                    labels.contains(&"Always for `docs.rs`"),
5783                    "Missing domain pattern option"
5784                );
5785            } else {
5786                panic!("Expected WaitingForConfirmation status");
5787            }
5788        });
5789    }
5790
5791    #[gpui::test]
5792    async fn test_tool_permission_buttons_without_pattern(cx: &mut TestAppContext) {
5793        init_test(cx);
5794
5795        let tool_call_id = acp::ToolCallId::new("terminal-no-pattern-1");
5796        let tool_call = acp::ToolCall::new(tool_call_id.clone(), "Run `./deploy.sh --production`")
5797            .kind(acp::ToolKind::Edit);
5798
5799        // No pattern button since ./deploy.sh doesn't match the alphanumeric pattern
5800        let permission_options = ToolPermissionContext::new(
5801            TerminalTool::NAME,
5802            vec!["./deploy.sh --production".to_string()],
5803        )
5804        .build_permission_options();
5805
5806        let connection =
5807            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
5808                tool_call_id.clone(),
5809                permission_options,
5810            )]));
5811
5812        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
5813
5814        let (conversation_view, cx) =
5815            setup_conversation_view(StubAgentServer::new(connection), cx).await;
5816
5817        // Disable notifications
5818        cx.update(|_window, cx| {
5819            AgentSettings::override_global(
5820                AgentSettings {
5821                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
5822                    ..AgentSettings::get_global(cx).clone()
5823                },
5824                cx,
5825            );
5826        });
5827
5828        let message_editor = message_editor(&conversation_view, cx);
5829        message_editor.update_in(cx, |editor, window, cx| {
5830            editor.set_text("Run the deploy script", window, cx);
5831        });
5832
5833        active_thread(&conversation_view, cx)
5834            .update_in(cx, |view, window, cx| view.send(window, cx));
5835
5836        cx.run_until_parked();
5837
5838        // Verify only 2 options (no pattern button when command doesn't match pattern)
5839        conversation_view.read_with(cx, |conversation_view, cx| {
5840            let thread = conversation_view
5841                .active_thread()
5842                .expect("Thread should exist")
5843                .read(cx)
5844                .thread
5845                .clone();
5846            let thread = thread.read(cx);
5847
5848            let tool_call = thread.entries().iter().find_map(|entry| {
5849                if let acp_thread::AgentThreadEntry::ToolCall(call) = entry {
5850                    Some(call)
5851                } else {
5852                    None
5853                }
5854            });
5855
5856            assert!(tool_call.is_some(), "Expected a tool call entry");
5857            let tool_call = tool_call.unwrap();
5858
5859            if let acp_thread::ToolCallStatus::WaitingForConfirmation { options, .. } =
5860                &tool_call.status
5861            {
5862                let PermissionOptions::Dropdown(choices) = options else {
5863                    panic!("Expected dropdown permission options");
5864                };
5865
5866                assert_eq!(
5867                    choices.len(),
5868                    2,
5869                    "Expected 2 permission options (no pattern option)"
5870                );
5871
5872                let labels: Vec<&str> = choices
5873                    .iter()
5874                    .map(|choice| choice.allow.name.as_ref())
5875                    .collect();
5876                assert!(
5877                    labels.contains(&"Always for terminal"),
5878                    "Missing 'Always for terminal' option"
5879                );
5880                assert!(
5881                    labels.contains(&"Only this time"),
5882                    "Missing 'Only this time' option"
5883                );
5884                // Should NOT contain a pattern option
5885                assert!(
5886                    !labels.iter().any(|l| l.contains("commands")),
5887                    "Should not have pattern option"
5888                );
5889            } else {
5890                panic!("Expected WaitingForConfirmation status");
5891            }
5892        });
5893    }
5894
5895    #[gpui::test]
5896    async fn test_authorize_tool_call_action_triggers_authorization(cx: &mut TestAppContext) {
5897        init_test(cx);
5898
5899        let tool_call_id = acp::ToolCallId::new("action-test-1");
5900        let tool_call =
5901            acp::ToolCall::new(tool_call_id.clone(), "Run `cargo test`").kind(acp::ToolKind::Edit);
5902
5903        let permission_options =
5904            ToolPermissionContext::new(TerminalTool::NAME, vec!["cargo test".to_string()])
5905                .build_permission_options();
5906
5907        let connection =
5908            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
5909                tool_call_id.clone(),
5910                permission_options,
5911            )]));
5912
5913        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
5914
5915        let (conversation_view, cx) =
5916            setup_conversation_view(StubAgentServer::new(connection), cx).await;
5917        add_to_workspace(conversation_view.clone(), cx);
5918
5919        cx.update(|_window, cx| {
5920            AgentSettings::override_global(
5921                AgentSettings {
5922                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
5923                    ..AgentSettings::get_global(cx).clone()
5924                },
5925                cx,
5926            );
5927        });
5928
5929        let message_editor = message_editor(&conversation_view, cx);
5930        message_editor.update_in(cx, |editor, window, cx| {
5931            editor.set_text("Run tests", window, cx);
5932        });
5933
5934        active_thread(&conversation_view, cx)
5935            .update_in(cx, |view, window, cx| view.send(window, cx));
5936
5937        cx.run_until_parked();
5938
5939        // Verify tool call is waiting for confirmation
5940        conversation_view.read_with(cx, |conversation_view, cx| {
5941            let tool_call = conversation_view.pending_tool_call(cx);
5942            assert!(
5943                tool_call.is_some(),
5944                "Expected a tool call waiting for confirmation"
5945            );
5946        });
5947
5948        // Dispatch the AuthorizeToolCall action (simulating dropdown menu selection)
5949        conversation_view.update_in(cx, |_, window, cx| {
5950            window.dispatch_action(
5951                crate::AuthorizeToolCall {
5952                    tool_call_id: "action-test-1".to_string(),
5953                    option_id: "allow".to_string(),
5954                    option_kind: "AllowOnce".to_string(),
5955                }
5956                .boxed_clone(),
5957                cx,
5958            );
5959        });
5960
5961        cx.run_until_parked();
5962
5963        // Verify tool call is no longer waiting for confirmation (was authorized)
5964        conversation_view.read_with(cx, |conversation_view, cx| {
5965            let tool_call = conversation_view.pending_tool_call(cx);
5966            assert!(
5967                tool_call.is_none(),
5968                "Tool call should no longer be waiting for confirmation after AuthorizeToolCall action"
5969            );
5970        });
5971    }
5972
5973    #[gpui::test]
5974    async fn test_authorize_tool_call_action_with_pattern_option(cx: &mut TestAppContext) {
5975        init_test(cx);
5976
5977        let tool_call_id = acp::ToolCallId::new("pattern-action-test-1");
5978        let tool_call =
5979            acp::ToolCall::new(tool_call_id.clone(), "Run `npm install`").kind(acp::ToolKind::Edit);
5980
5981        let permission_options =
5982            ToolPermissionContext::new(TerminalTool::NAME, vec!["npm install".to_string()])
5983                .build_permission_options();
5984
5985        let connection =
5986            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
5987                tool_call_id.clone(),
5988                permission_options.clone(),
5989            )]));
5990
5991        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
5992
5993        let (conversation_view, cx) =
5994            setup_conversation_view(StubAgentServer::new(connection), cx).await;
5995        add_to_workspace(conversation_view.clone(), cx);
5996
5997        cx.update(|_window, cx| {
5998            AgentSettings::override_global(
5999                AgentSettings {
6000                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
6001                    ..AgentSettings::get_global(cx).clone()
6002                },
6003                cx,
6004            );
6005        });
6006
6007        let message_editor = message_editor(&conversation_view, cx);
6008        message_editor.update_in(cx, |editor, window, cx| {
6009            editor.set_text("Install dependencies", window, cx);
6010        });
6011
6012        active_thread(&conversation_view, cx)
6013            .update_in(cx, |view, window, cx| view.send(window, cx));
6014
6015        cx.run_until_parked();
6016
6017        // Find the pattern option ID (the choice with non-empty sub_patterns)
6018        let pattern_option = match &permission_options {
6019            PermissionOptions::Dropdown(choices) => choices
6020                .iter()
6021                .find(|choice| !choice.sub_patterns.is_empty())
6022                .map(|choice| &choice.allow)
6023                .expect("Should have a pattern option for npm command"),
6024            _ => panic!("Expected dropdown permission options"),
6025        };
6026
6027        // Dispatch action with the pattern option (simulating "Always allow `npm` commands")
6028        conversation_view.update_in(cx, |_, window, cx| {
6029            window.dispatch_action(
6030                crate::AuthorizeToolCall {
6031                    tool_call_id: "pattern-action-test-1".to_string(),
6032                    option_id: pattern_option.option_id.0.to_string(),
6033                    option_kind: "AllowAlways".to_string(),
6034                }
6035                .boxed_clone(),
6036                cx,
6037            );
6038        });
6039
6040        cx.run_until_parked();
6041
6042        // Verify tool call was authorized
6043        conversation_view.read_with(cx, |conversation_view, cx| {
6044            let tool_call = conversation_view.pending_tool_call(cx);
6045            assert!(
6046                tool_call.is_none(),
6047                "Tool call should be authorized after selecting pattern option"
6048            );
6049        });
6050    }
6051
6052    #[gpui::test]
6053    async fn test_granularity_selection_updates_state(cx: &mut TestAppContext) {
6054        init_test(cx);
6055
6056        let tool_call_id = acp::ToolCallId::new("granularity-test-1");
6057        let tool_call =
6058            acp::ToolCall::new(tool_call_id.clone(), "Run `cargo build`").kind(acp::ToolKind::Edit);
6059
6060        let permission_options =
6061            ToolPermissionContext::new(TerminalTool::NAME, vec!["cargo build".to_string()])
6062                .build_permission_options();
6063
6064        let connection =
6065            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
6066                tool_call_id.clone(),
6067                permission_options.clone(),
6068            )]));
6069
6070        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
6071
6072        let (thread_view, cx) = setup_conversation_view(StubAgentServer::new(connection), cx).await;
6073        add_to_workspace(thread_view.clone(), cx);
6074
6075        cx.update(|_window, cx| {
6076            AgentSettings::override_global(
6077                AgentSettings {
6078                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
6079                    ..AgentSettings::get_global(cx).clone()
6080                },
6081                cx,
6082            );
6083        });
6084
6085        let message_editor = message_editor(&thread_view, cx);
6086        message_editor.update_in(cx, |editor, window, cx| {
6087            editor.set_text("Build the project", window, cx);
6088        });
6089
6090        active_thread(&thread_view, cx).update_in(cx, |view, window, cx| view.send(window, cx));
6091
6092        cx.run_until_parked();
6093
6094        // Verify default granularity is the last option (index 2 = "Only this time")
6095        thread_view.read_with(cx, |thread_view, cx| {
6096            let state = thread_view.active_thread().unwrap();
6097            let selected = state.read(cx).permission_selections.get(&tool_call_id);
6098            assert!(
6099                selected.is_none(),
6100                "Should have no selection initially (defaults to last)"
6101            );
6102        });
6103
6104        // Select the first option (index 0 = "Always for terminal")
6105        thread_view.update_in(cx, |_, window, cx| {
6106            window.dispatch_action(
6107                crate::SelectPermissionGranularity {
6108                    tool_call_id: "granularity-test-1".to_string(),
6109                    index: 0,
6110                }
6111                .boxed_clone(),
6112                cx,
6113            );
6114        });
6115
6116        cx.run_until_parked();
6117
6118        // Verify the selection was updated
6119        thread_view.read_with(cx, |thread_view, cx| {
6120            let state = thread_view.active_thread().unwrap();
6121            let selected = state.read(cx).permission_selections.get(&tool_call_id);
6122            assert_eq!(
6123                selected.and_then(|s| s.choice_index()),
6124                Some(0),
6125                "Should have selected index 0"
6126            );
6127        });
6128    }
6129
6130    #[gpui::test]
6131    async fn test_allow_button_uses_selected_granularity(cx: &mut TestAppContext) {
6132        init_test(cx);
6133
6134        let tool_call_id = acp::ToolCallId::new("allow-granularity-test-1");
6135        let tool_call =
6136            acp::ToolCall::new(tool_call_id.clone(), "Run `npm install`").kind(acp::ToolKind::Edit);
6137
6138        let permission_options =
6139            ToolPermissionContext::new(TerminalTool::NAME, vec!["npm install".to_string()])
6140                .build_permission_options();
6141
6142        // Verify we have the expected options
6143        let PermissionOptions::Dropdown(choices) = &permission_options else {
6144            panic!("Expected dropdown permission options");
6145        };
6146
6147        assert_eq!(choices.len(), 3);
6148        assert!(
6149            choices[0]
6150                .allow
6151                .option_id
6152                .0
6153                .contains("always_allow:terminal")
6154        );
6155        assert!(
6156            choices[1]
6157                .allow
6158                .option_id
6159                .0
6160                .contains("always_allow:terminal")
6161        );
6162        assert!(!choices[1].sub_patterns.is_empty());
6163        assert_eq!(choices[2].allow.option_id.0.as_ref(), "allow");
6164
6165        let connection =
6166            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
6167                tool_call_id.clone(),
6168                permission_options.clone(),
6169            )]));
6170
6171        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
6172
6173        let (thread_view, cx) = setup_conversation_view(StubAgentServer::new(connection), cx).await;
6174        add_to_workspace(thread_view.clone(), cx);
6175
6176        cx.update(|_window, cx| {
6177            AgentSettings::override_global(
6178                AgentSettings {
6179                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
6180                    ..AgentSettings::get_global(cx).clone()
6181                },
6182                cx,
6183            );
6184        });
6185
6186        let message_editor = message_editor(&thread_view, cx);
6187        message_editor.update_in(cx, |editor, window, cx| {
6188            editor.set_text("Install dependencies", window, cx);
6189        });
6190
6191        active_thread(&thread_view, cx).update_in(cx, |view, window, cx| view.send(window, cx));
6192
6193        cx.run_until_parked();
6194
6195        // Select the pattern option (index 1 = "Always for `npm` commands")
6196        thread_view.update_in(cx, |_, window, cx| {
6197            window.dispatch_action(
6198                crate::SelectPermissionGranularity {
6199                    tool_call_id: "allow-granularity-test-1".to_string(),
6200                    index: 1,
6201                }
6202                .boxed_clone(),
6203                cx,
6204            );
6205        });
6206
6207        cx.run_until_parked();
6208
6209        // Simulate clicking the Allow button by dispatching AllowOnce action
6210        // which should use the selected granularity
6211        active_thread(&thread_view, cx).update_in(cx, |view, window, cx| {
6212            view.allow_once(&AllowOnce, window, cx)
6213        });
6214
6215        cx.run_until_parked();
6216
6217        // Verify tool call was authorized
6218        thread_view.read_with(cx, |thread_view, cx| {
6219            let tool_call = thread_view.pending_tool_call(cx);
6220            assert!(
6221                tool_call.is_none(),
6222                "Tool call should be authorized after Allow with pattern granularity"
6223            );
6224        });
6225    }
6226
6227    #[gpui::test]
6228    async fn test_deny_button_uses_selected_granularity(cx: &mut TestAppContext) {
6229        init_test(cx);
6230
6231        let tool_call_id = acp::ToolCallId::new("deny-granularity-test-1");
6232        let tool_call =
6233            acp::ToolCall::new(tool_call_id.clone(), "Run `git push`").kind(acp::ToolKind::Edit);
6234
6235        let permission_options =
6236            ToolPermissionContext::new(TerminalTool::NAME, vec!["git push".to_string()])
6237                .build_permission_options();
6238
6239        let connection =
6240            StubAgentConnection::new().with_permission_requests(HashMap::from_iter([(
6241                tool_call_id.clone(),
6242                permission_options.clone(),
6243            )]));
6244
6245        connection.set_next_prompt_updates(vec![acp::SessionUpdate::ToolCall(tool_call)]);
6246
6247        let (conversation_view, cx) =
6248            setup_conversation_view(StubAgentServer::new(connection), cx).await;
6249        add_to_workspace(conversation_view.clone(), cx);
6250
6251        cx.update(|_window, cx| {
6252            AgentSettings::override_global(
6253                AgentSettings {
6254                    notify_when_agent_waiting: NotifyWhenAgentWaiting::Never,
6255                    ..AgentSettings::get_global(cx).clone()
6256                },
6257                cx,
6258            );
6259        });
6260
6261        let message_editor = message_editor(&conversation_view, cx);
6262        message_editor.update_in(cx, |editor, window, cx| {
6263            editor.set_text("Push changes", window, cx);
6264        });
6265
6266        active_thread(&conversation_view, cx)
6267            .update_in(cx, |view, window, cx| view.send(window, cx));
6268
6269        cx.run_until_parked();
6270
6271        // Use default granularity (last option = "Only this time")
6272        // Simulate clicking the Deny button
6273        active_thread(&conversation_view, cx).update_in(cx, |view, window, cx| {
6274            view.reject_once(&RejectOnce, window, cx)
6275        });
6276
6277        cx.run_until_parked();
6278
6279        // Verify tool call was rejected (no longer waiting for confirmation)
6280        conversation_view.read_with(cx, |conversation_view, cx| {
6281            let tool_call = conversation_view.pending_tool_call(cx);
6282            assert!(
6283                tool_call.is_none(),
6284                "Tool call should be rejected after Deny"
6285            );
6286        });
6287    }
6288
6289    #[gpui::test]
6290    async fn test_option_id_transformation_for_allow() {
6291        let permission_options = ToolPermissionContext::new(
6292            TerminalTool::NAME,
6293            vec!["cargo build --release".to_string()],
6294        )
6295        .build_permission_options();
6296
6297        let PermissionOptions::Dropdown(choices) = permission_options else {
6298            panic!("Expected dropdown permission options");
6299        };
6300
6301        let allow_ids: Vec<String> = choices
6302            .iter()
6303            .map(|choice| choice.allow.option_id.0.to_string())
6304            .collect();
6305
6306        assert!(allow_ids.contains(&"allow".to_string()));
6307        assert_eq!(
6308            allow_ids
6309                .iter()
6310                .filter(|id| *id == "always_allow:terminal")
6311                .count(),
6312            2,
6313            "Expected two always_allow:terminal IDs (one whole-tool, one pattern with sub_patterns)"
6314        );
6315    }
6316
6317    #[gpui::test]
6318    async fn test_option_id_transformation_for_deny() {
6319        let permission_options = ToolPermissionContext::new(
6320            TerminalTool::NAME,
6321            vec!["cargo build --release".to_string()],
6322        )
6323        .build_permission_options();
6324
6325        let PermissionOptions::Dropdown(choices) = permission_options else {
6326            panic!("Expected dropdown permission options");
6327        };
6328
6329        let deny_ids: Vec<String> = choices
6330            .iter()
6331            .map(|choice| choice.deny.option_id.0.to_string())
6332            .collect();
6333
6334        assert!(deny_ids.contains(&"deny".to_string()));
6335        assert_eq!(
6336            deny_ids
6337                .iter()
6338                .filter(|id| *id == "always_deny:terminal")
6339                .count(),
6340            2,
6341            "Expected two always_deny:terminal IDs (one whole-tool, one pattern with sub_patterns)"
6342        );
6343    }
6344
6345    #[gpui::test]
6346    async fn test_manually_editing_title_updates_acp_thread_title(cx: &mut TestAppContext) {
6347        init_test(cx);
6348
6349        let (conversation_view, cx) =
6350            setup_conversation_view(StubAgentServer::default_response(), cx).await;
6351        add_to_workspace(conversation_view.clone(), cx);
6352
6353        let active = active_thread(&conversation_view, cx);
6354        let title_editor = cx.read(|cx| active.read(cx).title_editor.clone());
6355        let thread = cx.read(|cx| active.read(cx).thread.clone());
6356
6357        title_editor.read_with(cx, |editor, cx| {
6358            assert!(!editor.read_only(cx));
6359        });
6360
6361        cx.focus(&conversation_view);
6362        cx.focus(&title_editor);
6363
6364        cx.dispatch_action(editor::actions::DeleteLine);
6365        cx.simulate_input("My Custom Title");
6366
6367        cx.run_until_parked();
6368
6369        title_editor.read_with(cx, |editor, cx| {
6370            assert_eq!(editor.text(cx), "My Custom Title");
6371        });
6372        thread.read_with(cx, |thread, _cx| {
6373            assert_eq!(thread.title(), Some("My Custom Title".into()));
6374        });
6375    }
6376
6377    #[gpui::test]
6378    async fn test_title_editor_is_read_only_when_set_title_unsupported(cx: &mut TestAppContext) {
6379        init_test(cx);
6380
6381        let (conversation_view, cx) =
6382            setup_conversation_view(StubAgentServer::new(ResumeOnlyAgentConnection), cx).await;
6383
6384        let active = active_thread(&conversation_view, cx);
6385        let title_editor = cx.read(|cx| active.read(cx).title_editor.clone());
6386
6387        title_editor.read_with(cx, |editor, cx| {
6388            assert!(
6389                editor.read_only(cx),
6390                "Title editor should be read-only when the connection does not support set_title"
6391            );
6392        });
6393    }
6394
6395    #[gpui::test]
6396    async fn test_max_tokens_error_is_rendered(cx: &mut TestAppContext) {
6397        init_test(cx);
6398
6399        let connection = StubAgentConnection::new();
6400
6401        let (conversation_view, cx) =
6402            setup_conversation_view(StubAgentServer::new(connection.clone()), cx).await;
6403
6404        let message_editor = message_editor(&conversation_view, cx);
6405        message_editor.update_in(cx, |editor, window, cx| {
6406            editor.set_text("Some prompt", window, cx);
6407        });
6408        active_thread(&conversation_view, cx)
6409            .update_in(cx, |view, window, cx| view.send(window, cx));
6410
6411        let session_id = conversation_view.read_with(cx, |view, cx| {
6412            view.active_thread()
6413                .unwrap()
6414                .read(cx)
6415                .thread
6416                .read(cx)
6417                .session_id()
6418                .clone()
6419        });
6420
6421        cx.run_until_parked();
6422
6423        cx.update(|_, _cx| {
6424            connection.end_turn(session_id, acp::StopReason::MaxTokens);
6425        });
6426
6427        cx.run_until_parked();
6428
6429        conversation_view.read_with(cx, |conversation_view, cx| {
6430            let state = conversation_view.active_thread().unwrap();
6431            let error = &state.read(cx).thread_error;
6432            match error {
6433                Some(ThreadError::Other { message, .. }) => {
6434                    assert!(
6435                        message.contains("Maximum tokens reached"),
6436                        "Expected 'Maximum tokens reached' error, got: {}",
6437                        message
6438                    );
6439                }
6440                other => panic!(
6441                    "Expected ThreadError::Other with 'Maximum tokens reached', got: {:?}",
6442                    other.is_some()
6443                ),
6444            }
6445        });
6446    }
6447
6448    fn create_test_acp_thread(
6449        parent_session_id: Option<acp::SessionId>,
6450        session_id: &str,
6451        connection: Rc<dyn AgentConnection>,
6452        project: Entity<Project>,
6453        cx: &mut App,
6454    ) -> Entity<AcpThread> {
6455        let action_log = cx.new(|_| ActionLog::new(project.clone()));
6456        cx.new(|cx| {
6457            AcpThread::new(
6458                parent_session_id,
6459                None,
6460                None,
6461                connection,
6462                project,
6463                action_log,
6464                acp::SessionId::new(session_id),
6465                watch::Receiver::constant(acp::PromptCapabilities::new()),
6466                cx,
6467            )
6468        })
6469    }
6470
6471    fn request_test_tool_authorization(
6472        thread: &Entity<AcpThread>,
6473        tool_call_id: &str,
6474        option_id: &str,
6475        cx: &mut TestAppContext,
6476    ) -> Task<acp_thread::RequestPermissionOutcome> {
6477        let tool_call_id = acp::ToolCallId::new(tool_call_id);
6478        let label = format!("Tool {tool_call_id}");
6479        let option_id = acp::PermissionOptionId::new(option_id);
6480        cx.update(|cx| {
6481            thread.update(cx, |thread, cx| {
6482                thread
6483                    .request_tool_call_authorization(
6484                        acp::ToolCall::new(tool_call_id, label)
6485                            .kind(acp::ToolKind::Edit)
6486                            .into(),
6487                        PermissionOptions::Flat(vec![acp::PermissionOption::new(
6488                            option_id,
6489                            "Allow",
6490                            acp::PermissionOptionKind::AllowOnce,
6491                        )]),
6492                        cx,
6493                    )
6494                    .unwrap()
6495            })
6496        })
6497    }
6498
6499    #[gpui::test]
6500    async fn test_conversation_multiple_tool_calls_fifo_ordering(cx: &mut TestAppContext) {
6501        init_test(cx);
6502
6503        let fs = FakeFs::new(cx.executor());
6504        let project = Project::test(fs, [], cx).await;
6505        let connection: Rc<dyn AgentConnection> = Rc::new(StubAgentConnection::new());
6506
6507        let (thread, conversation) = cx.update(|cx| {
6508            let thread =
6509                create_test_acp_thread(None, "session-1", connection.clone(), project.clone(), cx);
6510            let conversation = cx.new(|cx| {
6511                let mut conversation = Conversation::default();
6512                conversation.register_thread(thread.clone(), cx);
6513                conversation
6514            });
6515            (thread, conversation)
6516        });
6517
6518        let _task1 = request_test_tool_authorization(&thread, "tc-1", "allow-1", cx);
6519        let _task2 = request_test_tool_authorization(&thread, "tc-2", "allow-2", cx);
6520
6521        cx.read(|cx| {
6522            let session_id = acp::SessionId::new("session-1");
6523            let (_, tool_call_id, _) = conversation
6524                .read(cx)
6525                .pending_tool_call(&session_id, cx)
6526                .expect("Expected a pending tool call");
6527            assert_eq!(tool_call_id, acp::ToolCallId::new("tc-1"));
6528        });
6529
6530        cx.update(|cx| {
6531            conversation.update(cx, |conversation, cx| {
6532                conversation.authorize_tool_call(
6533                    acp::SessionId::new("session-1"),
6534                    acp::ToolCallId::new("tc-1"),
6535                    SelectedPermissionOutcome::new(
6536                        acp::PermissionOptionId::new("allow-1"),
6537                        acp::PermissionOptionKind::AllowOnce,
6538                    ),
6539                    cx,
6540                );
6541            });
6542        });
6543
6544        cx.run_until_parked();
6545
6546        cx.read(|cx| {
6547            let session_id = acp::SessionId::new("session-1");
6548            let (_, tool_call_id, _) = conversation
6549                .read(cx)
6550                .pending_tool_call(&session_id, cx)
6551                .expect("Expected tc-2 to be pending after tc-1 was authorized");
6552            assert_eq!(tool_call_id, acp::ToolCallId::new("tc-2"));
6553        });
6554
6555        cx.update(|cx| {
6556            conversation.update(cx, |conversation, cx| {
6557                conversation.authorize_tool_call(
6558                    acp::SessionId::new("session-1"),
6559                    acp::ToolCallId::new("tc-2"),
6560                    SelectedPermissionOutcome::new(
6561                        acp::PermissionOptionId::new("allow-2"),
6562                        acp::PermissionOptionKind::AllowOnce,
6563                    ),
6564                    cx,
6565                );
6566            });
6567        });
6568
6569        cx.run_until_parked();
6570
6571        cx.read(|cx| {
6572            let session_id = acp::SessionId::new("session-1");
6573            assert!(
6574                conversation
6575                    .read(cx)
6576                    .pending_tool_call(&session_id, cx)
6577                    .is_none(),
6578                "Expected no pending tool calls after both were authorized"
6579            );
6580        });
6581    }
6582
6583    #[gpui::test]
6584    async fn test_conversation_subagent_scoped_pending_tool_call(cx: &mut TestAppContext) {
6585        init_test(cx);
6586
6587        let fs = FakeFs::new(cx.executor());
6588        let project = Project::test(fs, [], cx).await;
6589        let connection: Rc<dyn AgentConnection> = Rc::new(StubAgentConnection::new());
6590
6591        let (parent_thread, subagent_thread, conversation) = cx.update(|cx| {
6592            let parent_thread =
6593                create_test_acp_thread(None, "parent", connection.clone(), project.clone(), cx);
6594            let subagent_thread = create_test_acp_thread(
6595                Some(acp::SessionId::new("parent")),
6596                "subagent",
6597                connection.clone(),
6598                project.clone(),
6599                cx,
6600            );
6601            let conversation = cx.new(|cx| {
6602                let mut conversation = Conversation::default();
6603                conversation.register_thread(parent_thread.clone(), cx);
6604                conversation.register_thread(subagent_thread.clone(), cx);
6605                conversation
6606            });
6607            (parent_thread, subagent_thread, conversation)
6608        });
6609
6610        let _parent_task =
6611            request_test_tool_authorization(&parent_thread, "parent-tc", "allow-parent", cx);
6612        let _subagent_task =
6613            request_test_tool_authorization(&subagent_thread, "subagent-tc", "allow-subagent", cx);
6614
6615        // Querying with the subagent's session ID returns only the
6616        // subagent's own tool call (subagent path is scoped to its session)
6617        cx.read(|cx| {
6618            let subagent_id = acp::SessionId::new("subagent");
6619            let (session_id, tool_call_id, _) = conversation
6620                .read(cx)
6621                .pending_tool_call(&subagent_id, cx)
6622                .expect("Expected subagent's pending tool call");
6623            assert_eq!(session_id, acp::SessionId::new("subagent"));
6624            assert_eq!(tool_call_id, acp::ToolCallId::new("subagent-tc"));
6625        });
6626
6627        // Querying with the parent's session ID returns the first pending
6628        // request in FIFO order across all sessions
6629        cx.read(|cx| {
6630            let parent_id = acp::SessionId::new("parent");
6631            let (session_id, tool_call_id, _) = conversation
6632                .read(cx)
6633                .pending_tool_call(&parent_id, cx)
6634                .expect("Expected a pending tool call from parent query");
6635            assert_eq!(session_id, acp::SessionId::new("parent"));
6636            assert_eq!(tool_call_id, acp::ToolCallId::new("parent-tc"));
6637        });
6638    }
6639
6640    #[gpui::test]
6641    async fn test_conversation_parent_pending_tool_call_returns_first_across_threads(
6642        cx: &mut TestAppContext,
6643    ) {
6644        init_test(cx);
6645
6646        let fs = FakeFs::new(cx.executor());
6647        let project = Project::test(fs, [], cx).await;
6648        let connection: Rc<dyn AgentConnection> = Rc::new(StubAgentConnection::new());
6649
6650        let (thread_a, thread_b, conversation) = cx.update(|cx| {
6651            let thread_a =
6652                create_test_acp_thread(None, "thread-a", connection.clone(), project.clone(), cx);
6653            let thread_b =
6654                create_test_acp_thread(None, "thread-b", connection.clone(), project.clone(), cx);
6655            let conversation = cx.new(|cx| {
6656                let mut conversation = Conversation::default();
6657                conversation.register_thread(thread_a.clone(), cx);
6658                conversation.register_thread(thread_b.clone(), cx);
6659                conversation
6660            });
6661            (thread_a, thread_b, conversation)
6662        });
6663
6664        let _task_a = request_test_tool_authorization(&thread_a, "tc-a", "allow-a", cx);
6665        let _task_b = request_test_tool_authorization(&thread_b, "tc-b", "allow-b", cx);
6666
6667        // Both threads are non-subagent, so pending_tool_call always returns
6668        // the first entry from permission_requests (FIFO across all sessions)
6669        cx.read(|cx| {
6670            let session_a = acp::SessionId::new("thread-a");
6671            let (session_id, tool_call_id, _) = conversation
6672                .read(cx)
6673                .pending_tool_call(&session_a, cx)
6674                .expect("Expected a pending tool call");
6675            assert_eq!(session_id, acp::SessionId::new("thread-a"));
6676            assert_eq!(tool_call_id, acp::ToolCallId::new("tc-a"));
6677        });
6678
6679        // Querying with thread-b also returns thread-a's tool call,
6680        // because non-subagent queries always use permission_requests.first()
6681        cx.read(|cx| {
6682            let session_b = acp::SessionId::new("thread-b");
6683            let (session_id, tool_call_id, _) = conversation
6684                .read(cx)
6685                .pending_tool_call(&session_b, cx)
6686                .expect("Expected a pending tool call from thread-b query");
6687            assert_eq!(
6688                session_id,
6689                acp::SessionId::new("thread-a"),
6690                "Non-subagent queries always return the first pending request in FIFO order"
6691            );
6692            assert_eq!(tool_call_id, acp::ToolCallId::new("tc-a"));
6693        });
6694
6695        // After authorizing thread-a's tool call, thread-b's becomes first
6696        cx.update(|cx| {
6697            conversation.update(cx, |conversation, cx| {
6698                conversation.authorize_tool_call(
6699                    acp::SessionId::new("thread-a"),
6700                    acp::ToolCallId::new("tc-a"),
6701                    SelectedPermissionOutcome::new(
6702                        acp::PermissionOptionId::new("allow-a"),
6703                        acp::PermissionOptionKind::AllowOnce,
6704                    ),
6705                    cx,
6706                );
6707            });
6708        });
6709
6710        cx.run_until_parked();
6711
6712        cx.read(|cx| {
6713            let session_b = acp::SessionId::new("thread-b");
6714            let (session_id, tool_call_id, _) = conversation
6715                .read(cx)
6716                .pending_tool_call(&session_b, cx)
6717                .expect("Expected thread-b's tool call after thread-a's was authorized");
6718            assert_eq!(session_id, acp::SessionId::new("thread-b"));
6719            assert_eq!(tool_call_id, acp::ToolCallId::new("tc-b"));
6720        });
6721    }
6722
6723    #[gpui::test]
6724    async fn test_move_queued_message_to_empty_main_editor(cx: &mut TestAppContext) {
6725        init_test(cx);
6726
6727        let (conversation_view, cx) =
6728            setup_conversation_view(StubAgentServer::default_response(), cx).await;
6729
6730        // Add a plain-text message to the queue directly.
6731        active_thread(&conversation_view, cx).update_in(cx, |thread, window, cx| {
6732            thread.add_to_queue(
6733                vec![acp::ContentBlock::Text(acp::TextContent::new(
6734                    "queued message".to_string(),
6735                ))],
6736                vec![],
6737                cx,
6738            );
6739            // Main editor must be empty for this path — it is by default, but
6740            // assert to make the precondition explicit.
6741            assert!(thread.message_editor.read(cx).is_empty(cx));
6742            thread.move_queued_message_to_main_editor(0, None, None, window, cx);
6743        });
6744
6745        cx.run_until_parked();
6746
6747        // Queue should now be empty.
6748        let queue_len = active_thread(&conversation_view, cx)
6749            .read_with(cx, |thread, _cx| thread.local_queued_messages.len());
6750        assert_eq!(queue_len, 0, "Queue should be empty after move");
6751
6752        // Main editor should contain the queued message text.
6753        let text = message_editor(&conversation_view, cx).update(cx, |editor, cx| editor.text(cx));
6754        assert_eq!(
6755            text, "queued message",
6756            "Main editor should contain the moved queued message"
6757        );
6758    }
6759
6760    #[gpui::test]
6761    async fn test_move_queued_message_to_non_empty_main_editor(cx: &mut TestAppContext) {
6762        init_test(cx);
6763
6764        let (conversation_view, cx) =
6765            setup_conversation_view(StubAgentServer::default_response(), cx).await;
6766
6767        // Seed the main editor with existing content.
6768        message_editor(&conversation_view, cx).update_in(cx, |editor, window, cx| {
6769            editor.set_message(
6770                vec![acp::ContentBlock::Text(acp::TextContent::new(
6771                    "existing content".to_string(),
6772                ))],
6773                window,
6774                cx,
6775            );
6776        });
6777
6778        // Add a plain-text message to the queue.
6779        active_thread(&conversation_view, cx).update_in(cx, |thread, window, cx| {
6780            thread.add_to_queue(
6781                vec![acp::ContentBlock::Text(acp::TextContent::new(
6782                    "queued message".to_string(),
6783                ))],
6784                vec![],
6785                cx,
6786            );
6787            thread.move_queued_message_to_main_editor(0, None, None, window, cx);
6788        });
6789
6790        cx.run_until_parked();
6791
6792        // Queue should now be empty.
6793        let queue_len = active_thread(&conversation_view, cx)
6794            .read_with(cx, |thread, _cx| thread.local_queued_messages.len());
6795        assert_eq!(queue_len, 0, "Queue should be empty after move");
6796
6797        // Main editor should contain existing content + separator + queued content.
6798        let text = message_editor(&conversation_view, cx).update(cx, |editor, cx| editor.text(cx));
6799        assert_eq!(
6800            text, "existing content\n\nqueued message",
6801            "Main editor should have existing content and queued message separated by two newlines"
6802        );
6803    }
6804
6805    #[gpui::test]
6806    async fn test_close_all_sessions_skips_when_unsupported(cx: &mut TestAppContext) {
6807        init_test(cx);
6808
6809        let fs = FakeFs::new(cx.executor());
6810        let project = Project::test(fs, [], cx).await;
6811        let (multi_workspace, cx) =
6812            cx.add_window_view(|window, cx| MultiWorkspace::test_new(project.clone(), window, cx));
6813        let workspace = multi_workspace.read_with(cx, |mw, _| mw.workspace().clone());
6814
6815        let thread_store = cx.update(|_window, cx| cx.new(|cx| ThreadStore::new(cx)));
6816        let connection_store =
6817            cx.update(|_window, cx| cx.new(|cx| AgentConnectionStore::new(project.clone(), cx)));
6818
6819        // StubAgentConnection defaults to supports_close_session() -> false
6820        let conversation_view = cx.update(|window, cx| {
6821            cx.new(|cx| {
6822                ConversationView::new(
6823                    Rc::new(StubAgentServer::default_response()),
6824                    connection_store,
6825                    Agent::Custom { id: "Test".into() },
6826                    None,
6827                    None,
6828                    None,
6829                    None,
6830                    workspace.downgrade(),
6831                    project,
6832                    Some(thread_store),
6833                    None,
6834                    window,
6835                    cx,
6836                )
6837            })
6838        });
6839
6840        cx.run_until_parked();
6841
6842        conversation_view.read_with(cx, |view, _cx| {
6843            let connected = view.as_connected().expect("Should be connected");
6844            assert!(
6845                !connected.threads.is_empty(),
6846                "There should be at least one thread"
6847            );
6848            assert!(
6849                !connected.connection.supports_close_session(),
6850                "StubAgentConnection should not support close"
6851            );
6852        });
6853
6854        conversation_view
6855            .update(cx, |view, cx| {
6856                view.as_connected()
6857                    .expect("Should be connected")
6858                    .close_all_sessions(cx)
6859            })
6860            .await;
6861    }
6862
6863    #[gpui::test]
6864    async fn test_close_all_sessions_calls_close_when_supported(cx: &mut TestAppContext) {
6865        init_test(cx);
6866
6867        let (conversation_view, cx) =
6868            setup_conversation_view(StubAgentServer::new(CloseCapableConnection::new()), cx).await;
6869
6870        cx.run_until_parked();
6871
6872        let close_capable = conversation_view.read_with(cx, |view, _cx| {
6873            let connected = view.as_connected().expect("Should be connected");
6874            assert!(
6875                !connected.threads.is_empty(),
6876                "There should be at least one thread"
6877            );
6878            assert!(
6879                connected.connection.supports_close_session(),
6880                "CloseCapableConnection should support close"
6881            );
6882            connected
6883                .connection
6884                .clone()
6885                .into_any()
6886                .downcast::<CloseCapableConnection>()
6887                .expect("Should be CloseCapableConnection")
6888        });
6889
6890        conversation_view
6891            .update(cx, |view, cx| {
6892                view.as_connected()
6893                    .expect("Should be connected")
6894                    .close_all_sessions(cx)
6895            })
6896            .await;
6897
6898        let closed_count = close_capable.closed_sessions.lock().len();
6899        assert!(
6900            closed_count > 0,
6901            "close_session should have been called for each thread"
6902        );
6903    }
6904
6905    #[gpui::test]
6906    async fn test_close_session_returns_error_when_unsupported(cx: &mut TestAppContext) {
6907        init_test(cx);
6908
6909        let (conversation_view, cx) =
6910            setup_conversation_view(StubAgentServer::default_response(), cx).await;
6911
6912        cx.run_until_parked();
6913
6914        let result = conversation_view
6915            .update(cx, |view, cx| {
6916                let connected = view.as_connected().expect("Should be connected");
6917                assert!(
6918                    !connected.connection.supports_close_session(),
6919                    "StubAgentConnection should not support close"
6920                );
6921                let session_id = connected
6922                    .threads
6923                    .keys()
6924                    .next()
6925                    .expect("Should have at least one thread")
6926                    .clone();
6927                connected.connection.clone().close_session(&session_id, cx)
6928            })
6929            .await;
6930
6931        assert!(
6932            result.is_err(),
6933            "close_session should return an error when close is not supported"
6934        );
6935        assert!(
6936            result.unwrap_err().to_string().contains("not supported"),
6937            "Error message should indicate that closing is not supported"
6938        );
6939    }
6940
6941    #[derive(Clone)]
6942    struct CloseCapableConnection {
6943        closed_sessions: Arc<Mutex<Vec<acp::SessionId>>>,
6944    }
6945
6946    impl CloseCapableConnection {
6947        fn new() -> Self {
6948            Self {
6949                closed_sessions: Arc::new(Mutex::new(Vec::new())),
6950            }
6951        }
6952    }
6953
6954    impl AgentConnection for CloseCapableConnection {
6955        fn agent_id(&self) -> AgentId {
6956            AgentId::new("close-capable")
6957        }
6958
6959        fn telemetry_id(&self) -> SharedString {
6960            "close-capable".into()
6961        }
6962
6963        fn new_session(
6964            self: Rc<Self>,
6965            project: Entity<Project>,
6966            work_dirs: PathList,
6967            cx: &mut gpui::App,
6968        ) -> Task<gpui::Result<Entity<AcpThread>>> {
6969            let action_log = cx.new(|_| ActionLog::new(project.clone()));
6970            let thread = cx.new(|cx| {
6971                AcpThread::new(
6972                    None,
6973                    Some("CloseCapableConnection".into()),
6974                    Some(work_dirs),
6975                    self,
6976                    project,
6977                    action_log,
6978                    SessionId::new("close-capable-session"),
6979                    watch::Receiver::constant(
6980                        acp::PromptCapabilities::new()
6981                            .image(true)
6982                            .audio(true)
6983                            .embedded_context(true),
6984                    ),
6985                    cx,
6986                )
6987            });
6988            Task::ready(Ok(thread))
6989        }
6990
6991        fn supports_close_session(&self) -> bool {
6992            true
6993        }
6994
6995        fn close_session(
6996            self: Rc<Self>,
6997            session_id: &acp::SessionId,
6998            _cx: &mut App,
6999        ) -> Task<Result<()>> {
7000            self.closed_sessions.lock().push(session_id.clone());
7001            Task::ready(Ok(()))
7002        }
7003
7004        fn auth_methods(&self) -> &[acp::AuthMethod] {
7005            &[]
7006        }
7007
7008        fn authenticate(
7009            &self,
7010            _method_id: acp::AuthMethodId,
7011            _cx: &mut App,
7012        ) -> Task<gpui::Result<()>> {
7013            Task::ready(Ok(()))
7014        }
7015
7016        fn prompt(
7017            &self,
7018            _id: Option<acp_thread::UserMessageId>,
7019            _params: acp::PromptRequest,
7020            _cx: &mut App,
7021        ) -> Task<gpui::Result<acp::PromptResponse>> {
7022            Task::ready(Ok(acp::PromptResponse::new(acp::StopReason::EndTurn)))
7023        }
7024
7025        fn cancel(&self, _session_id: &acp::SessionId, _cx: &mut App) {}
7026
7027        fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
7028            self
7029        }
7030    }
7031}