agent_panel.rs

   1use std::ops::{Not, Range};
   2use std::path::Path;
   3use std::rc::Rc;
   4use std::sync::Arc;
   5
   6use acp_thread::AcpThread;
   7use agent2::{DbThreadMetadata, HistoryEntry};
   8use db::kvp::{Dismissable, KEY_VALUE_STORE};
   9use project::agent_server_store::{
  10    AgentServerCommand, AllAgentServersSettings, CLAUDE_CODE_NAME, GEMINI_NAME,
  11};
  12use serde::{Deserialize, Serialize};
  13use settings::{
  14    DefaultAgentView as DefaultView, LanguageModelProviderSetting, LanguageModelSelection,
  15};
  16use zed_actions::OpenBrowser;
  17use zed_actions::agent::{OpenClaudeCodeOnboardingModal, ReauthenticateAgent};
  18
  19use crate::acp::{AcpThreadHistory, ThreadHistoryEvent};
  20use crate::ui::{AcpOnboardingModal, ClaudeCodeOnboardingModal};
  21use crate::{
  22    AddContextServer, DeleteRecentlyOpenThread, Follow, InlineAssistant, NewTextThread, NewThread,
  23    OpenActiveThreadAsMarkdown, OpenHistory, ResetTrialEndUpsell, ResetTrialUpsell,
  24    ToggleNavigationMenu, ToggleNewThreadMenu, ToggleOptionsMenu,
  25    acp::AcpThreadView,
  26    agent_configuration::{AgentConfiguration, AssistantConfigurationEvent},
  27    slash_command::SlashCommandCompletionProvider,
  28    text_thread_editor::{AgentPanelDelegate, TextThreadEditor, make_lsp_adapter_delegate},
  29    ui::{AgentOnboardingModal, EndTrialUpsell},
  30};
  31use crate::{
  32    ExternalAgent, NewExternalAgentThread, NewNativeAgentThreadFromSummary, placeholder_command,
  33};
  34use agent::{
  35    context_store::ContextStore,
  36    history_store::{HistoryEntryId, HistoryStore},
  37    thread_store::{TextThreadStore, ThreadStore},
  38};
  39use agent_settings::AgentSettings;
  40use ai_onboarding::AgentPanelOnboarding;
  41use anyhow::{Result, anyhow};
  42use assistant_context::{AssistantContext, ContextEvent, ContextSummary};
  43use assistant_slash_command::SlashCommandWorkingSet;
  44use assistant_tool::ToolWorkingSet;
  45use client::{UserStore, zed_urls};
  46use cloud_llm_client::{Plan, PlanV1, PlanV2, UsageLimit};
  47use editor::{Anchor, AnchorRangeExt as _, Editor, EditorEvent, MultiBuffer};
  48use fs::Fs;
  49use gpui::{
  50    Action, AnyElement, App, AsyncWindowContext, Corner, DismissEvent, Entity, EventEmitter,
  51    ExternalPaths, FocusHandle, Focusable, KeyContext, Pixels, Subscription, Task, UpdateGlobal,
  52    WeakEntity, prelude::*,
  53};
  54use language::LanguageRegistry;
  55use language_model::{ConfigurationError, LanguageModelRegistry};
  56use project::{DisableAiSettings, Project, ProjectPath, Worktree};
  57use prompt_store::{PromptBuilder, PromptStore, UserPromptId};
  58use rules_library::{RulesLibrary, open_rules_library};
  59use search::{BufferSearchBar, buffer_search};
  60use settings::{Settings, SettingsStore, update_settings_file};
  61use theme::ThemeSettings;
  62use ui::utils::WithRemSize;
  63use ui::{
  64    Callout, ContextMenu, ContextMenuEntry, KeyBinding, PopoverMenu, PopoverMenuHandle,
  65    ProgressBar, Tab, Tooltip, prelude::*,
  66};
  67use util::ResultExt as _;
  68use workspace::{
  69    CollaboratorId, DraggedSelection, DraggedTab, ToggleZoom, ToolbarItemView, Workspace,
  70    dock::{DockPosition, Panel, PanelEvent},
  71};
  72use zed_actions::{
  73    DecreaseBufferFontSize, IncreaseBufferFontSize, ResetBufferFontSize,
  74    agent::{OpenAcpOnboardingModal, OpenOnboardingModal, OpenSettings, ResetOnboarding},
  75    assistant::{OpenRulesLibrary, ToggleFocus},
  76};
  77
  78const AGENT_PANEL_KEY: &str = "agent_panel";
  79
  80#[derive(Serialize, Deserialize, Debug)]
  81struct SerializedAgentPanel {
  82    width: Option<Pixels>,
  83    selected_agent: Option<AgentType>,
  84}
  85
  86pub fn init(cx: &mut App) {
  87    cx.observe_new(
  88        |workspace: &mut Workspace, _window, _cx: &mut Context<Workspace>| {
  89            workspace
  90                .register_action(|workspace, action: &NewThread, window, cx| {
  91                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
  92                        panel.update(cx, |panel, cx| panel.new_thread(action, window, cx));
  93                        workspace.focus_panel::<AgentPanel>(window, cx);
  94                    }
  95                })
  96                .register_action(
  97                    |workspace, action: &NewNativeAgentThreadFromSummary, window, cx| {
  98                        if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
  99                            panel.update(cx, |panel, cx| {
 100                                panel.new_native_agent_thread_from_summary(action, window, cx)
 101                            });
 102                            workspace.focus_panel::<AgentPanel>(window, cx);
 103                        }
 104                    },
 105                )
 106                .register_action(|workspace, _: &OpenHistory, window, cx| {
 107                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
 108                        workspace.focus_panel::<AgentPanel>(window, cx);
 109                        panel.update(cx, |panel, cx| panel.open_history(window, cx));
 110                    }
 111                })
 112                .register_action(|workspace, _: &OpenSettings, window, cx| {
 113                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
 114                        workspace.focus_panel::<AgentPanel>(window, cx);
 115                        panel.update(cx, |panel, cx| panel.open_configuration(window, cx));
 116                    }
 117                })
 118                .register_action(|workspace, _: &NewTextThread, window, cx| {
 119                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
 120                        workspace.focus_panel::<AgentPanel>(window, cx);
 121                        panel.update(cx, |panel, cx| panel.new_prompt_editor(window, cx));
 122                    }
 123                })
 124                .register_action(|workspace, action: &NewExternalAgentThread, window, cx| {
 125                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
 126                        workspace.focus_panel::<AgentPanel>(window, cx);
 127                        panel.update(cx, |panel, cx| {
 128                            panel.external_thread(action.agent.clone(), None, None, window, cx)
 129                        });
 130                    }
 131                })
 132                .register_action(|workspace, action: &OpenRulesLibrary, window, cx| {
 133                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
 134                        workspace.focus_panel::<AgentPanel>(window, cx);
 135                        panel.update(cx, |panel, cx| {
 136                            panel.deploy_rules_library(action, window, cx)
 137                        });
 138                    }
 139                })
 140                .register_action(|workspace, _: &Follow, window, cx| {
 141                    workspace.follow(CollaboratorId::Agent, window, cx);
 142                })
 143                .register_action(|workspace, _: &ToggleNavigationMenu, window, cx| {
 144                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
 145                        workspace.focus_panel::<AgentPanel>(window, cx);
 146                        panel.update(cx, |panel, cx| {
 147                            panel.toggle_navigation_menu(&ToggleNavigationMenu, window, cx);
 148                        });
 149                    }
 150                })
 151                .register_action(|workspace, _: &ToggleOptionsMenu, window, cx| {
 152                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
 153                        workspace.focus_panel::<AgentPanel>(window, cx);
 154                        panel.update(cx, |panel, cx| {
 155                            panel.toggle_options_menu(&ToggleOptionsMenu, window, cx);
 156                        });
 157                    }
 158                })
 159                .register_action(|workspace, _: &ToggleNewThreadMenu, window, cx| {
 160                    if let Some(panel) = workspace.panel::<AgentPanel>(cx) {
 161                        workspace.focus_panel::<AgentPanel>(window, cx);
 162                        panel.update(cx, |panel, cx| {
 163                            panel.toggle_new_thread_menu(&ToggleNewThreadMenu, window, cx);
 164                        });
 165                    }
 166                })
 167                .register_action(|workspace, _: &OpenOnboardingModal, window, cx| {
 168                    AgentOnboardingModal::toggle(workspace, window, cx)
 169                })
 170                .register_action(|workspace, _: &OpenAcpOnboardingModal, window, cx| {
 171                    AcpOnboardingModal::toggle(workspace, window, cx)
 172                })
 173                .register_action(|workspace, _: &OpenClaudeCodeOnboardingModal, window, cx| {
 174                    ClaudeCodeOnboardingModal::toggle(workspace, window, cx)
 175                })
 176                .register_action(|_workspace, _: &ResetOnboarding, window, cx| {
 177                    window.dispatch_action(workspace::RestoreBanner.boxed_clone(), cx);
 178                    window.refresh();
 179                })
 180                .register_action(|_workspace, _: &ResetTrialUpsell, _window, cx| {
 181                    OnboardingUpsell::set_dismissed(false, cx);
 182                })
 183                .register_action(|_workspace, _: &ResetTrialEndUpsell, _window, cx| {
 184                    TrialEndUpsell::set_dismissed(false, cx);
 185                });
 186        },
 187    )
 188    .detach();
 189}
 190
 191enum ActiveView {
 192    ExternalAgentThread {
 193        thread_view: Entity<AcpThreadView>,
 194    },
 195    TextThread {
 196        context_editor: Entity<TextThreadEditor>,
 197        title_editor: Entity<Editor>,
 198        buffer_search_bar: Entity<BufferSearchBar>,
 199        _subscriptions: Vec<gpui::Subscription>,
 200    },
 201    History,
 202    Configuration,
 203}
 204
 205enum WhichFontSize {
 206    AgentFont,
 207    BufferFont,
 208    None,
 209}
 210
 211// TODO unify this with ExternalAgent
 212#[derive(Debug, Default, Clone, PartialEq, Serialize, Deserialize)]
 213pub enum AgentType {
 214    #[default]
 215    Zed,
 216    TextThread,
 217    Gemini,
 218    ClaudeCode,
 219    NativeAgent,
 220    Custom {
 221        name: SharedString,
 222        command: AgentServerCommand,
 223    },
 224}
 225
 226impl AgentType {
 227    fn label(&self) -> SharedString {
 228        match self {
 229            Self::Zed | Self::TextThread => "Zed Agent".into(),
 230            Self::NativeAgent => "Agent 2".into(),
 231            Self::Gemini => "Gemini CLI".into(),
 232            Self::ClaudeCode => "Claude Code".into(),
 233            Self::Custom { name, .. } => name.into(),
 234        }
 235    }
 236
 237    fn icon(&self) -> Option<IconName> {
 238        match self {
 239            Self::Zed | Self::NativeAgent | Self::TextThread => None,
 240            Self::Gemini => Some(IconName::AiGemini),
 241            Self::ClaudeCode => Some(IconName::AiClaude),
 242            Self::Custom { .. } => Some(IconName::Terminal),
 243        }
 244    }
 245}
 246
 247impl From<ExternalAgent> for AgentType {
 248    fn from(value: ExternalAgent) -> Self {
 249        match value {
 250            ExternalAgent::Gemini => Self::Gemini,
 251            ExternalAgent::ClaudeCode => Self::ClaudeCode,
 252            ExternalAgent::Custom { name, command } => Self::Custom { name, command },
 253            ExternalAgent::NativeAgent => Self::NativeAgent,
 254        }
 255    }
 256}
 257
 258impl ActiveView {
 259    pub fn which_font_size_used(&self) -> WhichFontSize {
 260        match self {
 261            ActiveView::ExternalAgentThread { .. } | ActiveView::History => {
 262                WhichFontSize::AgentFont
 263            }
 264            ActiveView::TextThread { .. } => WhichFontSize::BufferFont,
 265            ActiveView::Configuration => WhichFontSize::None,
 266        }
 267    }
 268
 269    pub fn native_agent(
 270        fs: Arc<dyn Fs>,
 271        prompt_store: Option<Entity<PromptStore>>,
 272        acp_history_store: Entity<agent2::HistoryStore>,
 273        project: Entity<Project>,
 274        workspace: WeakEntity<Workspace>,
 275        window: &mut Window,
 276        cx: &mut App,
 277    ) -> Self {
 278        let thread_view = cx.new(|cx| {
 279            crate::acp::AcpThreadView::new(
 280                ExternalAgent::NativeAgent.server(fs, acp_history_store.clone()),
 281                None,
 282                None,
 283                workspace,
 284                project,
 285                acp_history_store,
 286                prompt_store,
 287                window,
 288                cx,
 289            )
 290        });
 291
 292        Self::ExternalAgentThread { thread_view }
 293    }
 294
 295    pub fn prompt_editor(
 296        context_editor: Entity<TextThreadEditor>,
 297        history_store: Entity<HistoryStore>,
 298        acp_history_store: Entity<agent2::HistoryStore>,
 299        language_registry: Arc<LanguageRegistry>,
 300        window: &mut Window,
 301        cx: &mut App,
 302    ) -> Self {
 303        let title = context_editor.read(cx).title(cx).to_string();
 304
 305        let editor = cx.new(|cx| {
 306            let mut editor = Editor::single_line(window, cx);
 307            editor.set_text(title, window, cx);
 308            editor
 309        });
 310
 311        // This is a workaround for `editor.set_text` emitting a `BufferEdited` event, which would
 312        // cause a custom summary to be set. The presence of this custom summary would cause
 313        // summarization to not happen.
 314        let mut suppress_first_edit = true;
 315
 316        let subscriptions = vec![
 317            window.subscribe(&editor, cx, {
 318                {
 319                    let context_editor = context_editor.clone();
 320                    move |editor, event, window, cx| match event {
 321                        EditorEvent::BufferEdited => {
 322                            if suppress_first_edit {
 323                                suppress_first_edit = false;
 324                                return;
 325                            }
 326                            let new_summary = editor.read(cx).text(cx);
 327
 328                            context_editor.update(cx, |context_editor, cx| {
 329                                context_editor
 330                                    .context()
 331                                    .update(cx, |assistant_context, cx| {
 332                                        assistant_context.set_custom_summary(new_summary, cx);
 333                                    })
 334                            })
 335                        }
 336                        EditorEvent::Blurred => {
 337                            if editor.read(cx).text(cx).is_empty() {
 338                                let summary = context_editor
 339                                    .read(cx)
 340                                    .context()
 341                                    .read(cx)
 342                                    .summary()
 343                                    .or_default();
 344
 345                                editor.update(cx, |editor, cx| {
 346                                    editor.set_text(summary, window, cx);
 347                                });
 348                            }
 349                        }
 350                        _ => {}
 351                    }
 352                }
 353            }),
 354            window.subscribe(&context_editor.read(cx).context().clone(), cx, {
 355                let editor = editor.clone();
 356                move |assistant_context, event, window, cx| match event {
 357                    ContextEvent::SummaryGenerated => {
 358                        let summary = assistant_context.read(cx).summary().or_default();
 359
 360                        editor.update(cx, |editor, cx| {
 361                            editor.set_text(summary, window, cx);
 362                        })
 363                    }
 364                    ContextEvent::PathChanged { old_path, new_path } => {
 365                        history_store.update(cx, |history_store, cx| {
 366                            if let Some(old_path) = old_path {
 367                                history_store
 368                                    .replace_recently_opened_text_thread(old_path, new_path, cx);
 369                            } else {
 370                                history_store.push_recently_opened_entry(
 371                                    HistoryEntryId::Context(new_path.clone()),
 372                                    cx,
 373                                );
 374                            }
 375                        });
 376
 377                        acp_history_store.update(cx, |history_store, cx| {
 378                            if let Some(old_path) = old_path {
 379                                history_store
 380                                    .replace_recently_opened_text_thread(old_path, new_path, cx);
 381                            } else {
 382                                history_store.push_recently_opened_entry(
 383                                    agent2::HistoryEntryId::TextThread(new_path.clone()),
 384                                    cx,
 385                                );
 386                            }
 387                        });
 388                    }
 389                    _ => {}
 390                }
 391            }),
 392        ];
 393
 394        let buffer_search_bar =
 395            cx.new(|cx| BufferSearchBar::new(Some(language_registry), window, cx));
 396        buffer_search_bar.update(cx, |buffer_search_bar, cx| {
 397            buffer_search_bar.set_active_pane_item(Some(&context_editor), window, cx)
 398        });
 399
 400        Self::TextThread {
 401            context_editor,
 402            title_editor: editor,
 403            buffer_search_bar,
 404            _subscriptions: subscriptions,
 405        }
 406    }
 407}
 408
 409pub struct AgentPanel {
 410    workspace: WeakEntity<Workspace>,
 411    user_store: Entity<UserStore>,
 412    project: Entity<Project>,
 413    fs: Arc<dyn Fs>,
 414    language_registry: Arc<LanguageRegistry>,
 415    thread_store: Entity<ThreadStore>,
 416    acp_history: Entity<AcpThreadHistory>,
 417    acp_history_store: Entity<agent2::HistoryStore>,
 418    context_store: Entity<TextThreadStore>,
 419    prompt_store: Option<Entity<PromptStore>>,
 420    inline_assist_context_store: Entity<ContextStore>,
 421    configuration: Option<Entity<AgentConfiguration>>,
 422    configuration_subscription: Option<Subscription>,
 423    active_view: ActiveView,
 424    previous_view: Option<ActiveView>,
 425    history_store: Entity<HistoryStore>,
 426    new_thread_menu_handle: PopoverMenuHandle<ContextMenu>,
 427    agent_panel_menu_handle: PopoverMenuHandle<ContextMenu>,
 428    assistant_navigation_menu_handle: PopoverMenuHandle<ContextMenu>,
 429    assistant_navigation_menu: Option<Entity<ContextMenu>>,
 430    width: Option<Pixels>,
 431    height: Option<Pixels>,
 432    zoomed: bool,
 433    pending_serialization: Option<Task<Result<()>>>,
 434    onboarding: Entity<AgentPanelOnboarding>,
 435    selected_agent: AgentType,
 436}
 437
 438impl AgentPanel {
 439    fn serialize(&mut self, cx: &mut Context<Self>) {
 440        let width = self.width;
 441        let selected_agent = self.selected_agent.clone();
 442        self.pending_serialization = Some(cx.background_spawn(async move {
 443            KEY_VALUE_STORE
 444                .write_kvp(
 445                    AGENT_PANEL_KEY.into(),
 446                    serde_json::to_string(&SerializedAgentPanel {
 447                        width,
 448                        selected_agent: Some(selected_agent),
 449                    })?,
 450                )
 451                .await?;
 452            anyhow::Ok(())
 453        }));
 454    }
 455
 456    pub fn load(
 457        workspace: WeakEntity<Workspace>,
 458        prompt_builder: Arc<PromptBuilder>,
 459        mut cx: AsyncWindowContext,
 460    ) -> Task<Result<Entity<Self>>> {
 461        let prompt_store = cx.update(|_window, cx| PromptStore::global(cx));
 462        cx.spawn(async move |cx| {
 463            let prompt_store = match prompt_store {
 464                Ok(prompt_store) => prompt_store.await.ok(),
 465                Err(_) => None,
 466            };
 467            let tools = cx.new(|_| ToolWorkingSet::default())?;
 468            let thread_store = workspace
 469                .update(cx, |workspace, cx| {
 470                    let project = workspace.project().clone();
 471                    ThreadStore::load(
 472                        project,
 473                        tools.clone(),
 474                        prompt_store.clone(),
 475                        prompt_builder.clone(),
 476                        cx,
 477                    )
 478                })?
 479                .await?;
 480
 481            let slash_commands = Arc::new(SlashCommandWorkingSet::default());
 482            let context_store = workspace
 483                .update(cx, |workspace, cx| {
 484                    let project = workspace.project().clone();
 485                    assistant_context::ContextStore::new(
 486                        project,
 487                        prompt_builder.clone(),
 488                        slash_commands,
 489                        cx,
 490                    )
 491                })?
 492                .await?;
 493
 494            let serialized_panel = if let Some(panel) = cx
 495                .background_spawn(async move { KEY_VALUE_STORE.read_kvp(AGENT_PANEL_KEY) })
 496                .await
 497                .log_err()
 498                .flatten()
 499            {
 500                serde_json::from_str::<SerializedAgentPanel>(&panel).log_err()
 501            } else {
 502                None
 503            };
 504
 505            let panel = workspace.update_in(cx, |workspace, window, cx| {
 506                let panel = cx.new(|cx| {
 507                    Self::new(
 508                        workspace,
 509                        thread_store,
 510                        context_store,
 511                        prompt_store,
 512                        window,
 513                        cx,
 514                    )
 515                });
 516                if let Some(serialized_panel) = serialized_panel {
 517                    panel.update(cx, |panel, cx| {
 518                        panel.width = serialized_panel.width.map(|w| w.round());
 519                        if let Some(selected_agent) = serialized_panel.selected_agent {
 520                            panel.selected_agent = selected_agent.clone();
 521                            panel.new_agent_thread(selected_agent, window, cx);
 522                        }
 523                        cx.notify();
 524                    });
 525                } else {
 526                    panel.update(cx, |panel, cx| {
 527                        panel.new_agent_thread(AgentType::NativeAgent, window, cx);
 528                    });
 529                }
 530                panel
 531            })?;
 532
 533            Ok(panel)
 534        })
 535    }
 536
 537    fn new(
 538        workspace: &Workspace,
 539        thread_store: Entity<ThreadStore>,
 540        context_store: Entity<TextThreadStore>,
 541        prompt_store: Option<Entity<PromptStore>>,
 542        window: &mut Window,
 543        cx: &mut Context<Self>,
 544    ) -> Self {
 545        let fs = workspace.app_state().fs.clone();
 546        let user_store = workspace.app_state().user_store.clone();
 547        let project = workspace.project();
 548        let language_registry = project.read(cx).languages().clone();
 549        let client = workspace.client().clone();
 550        let workspace = workspace.weak_handle();
 551
 552        let inline_assist_context_store =
 553            cx.new(|_cx| ContextStore::new(project.downgrade(), Some(thread_store.downgrade())));
 554
 555        let history_store = cx.new(|cx| HistoryStore::new(context_store.clone(), [], cx));
 556
 557        let acp_history_store = cx.new(|cx| agent2::HistoryStore::new(context_store.clone(), cx));
 558        let acp_history = cx.new(|cx| AcpThreadHistory::new(acp_history_store.clone(), window, cx));
 559        cx.subscribe_in(
 560            &acp_history,
 561            window,
 562            |this, _, event, window, cx| match event {
 563                ThreadHistoryEvent::Open(HistoryEntry::AcpThread(thread)) => {
 564                    this.external_thread(
 565                        Some(crate::ExternalAgent::NativeAgent),
 566                        Some(thread.clone()),
 567                        None,
 568                        window,
 569                        cx,
 570                    );
 571                }
 572                ThreadHistoryEvent::Open(HistoryEntry::TextThread(thread)) => {
 573                    this.open_saved_prompt_editor(thread.path.clone(), window, cx)
 574                        .detach_and_log_err(cx);
 575                }
 576            },
 577        )
 578        .detach();
 579
 580        cx.observe(&history_store, |_, _, cx| cx.notify()).detach();
 581
 582        let panel_type = AgentSettings::get_global(cx).default_view;
 583        let active_view = match panel_type {
 584            DefaultView::Thread => ActiveView::native_agent(
 585                fs.clone(),
 586                prompt_store.clone(),
 587                acp_history_store.clone(),
 588                project.clone(),
 589                workspace.clone(),
 590                window,
 591                cx,
 592            ),
 593            DefaultView::TextThread => {
 594                let context =
 595                    context_store.update(cx, |context_store, cx| context_store.create(cx));
 596                let lsp_adapter_delegate = make_lsp_adapter_delegate(&project.clone(), cx).unwrap();
 597                let context_editor = cx.new(|cx| {
 598                    let mut editor = TextThreadEditor::for_context(
 599                        context,
 600                        fs.clone(),
 601                        workspace.clone(),
 602                        project.clone(),
 603                        lsp_adapter_delegate,
 604                        window,
 605                        cx,
 606                    );
 607                    editor.insert_default_prompt(window, cx);
 608                    editor
 609                });
 610                ActiveView::prompt_editor(
 611                    context_editor,
 612                    history_store.clone(),
 613                    acp_history_store.clone(),
 614                    language_registry.clone(),
 615                    window,
 616                    cx,
 617                )
 618            }
 619        };
 620
 621        let weak_panel = cx.entity().downgrade();
 622
 623        window.defer(cx, move |window, cx| {
 624            let panel = weak_panel.clone();
 625            let assistant_navigation_menu =
 626                ContextMenu::build_persistent(window, cx, move |mut menu, _window, cx| {
 627                    if let Some(panel) = panel.upgrade() {
 628                        menu = Self::populate_recently_opened_menu_section(menu, panel, cx);
 629                    }
 630                    menu.action("View All", Box::new(OpenHistory))
 631                        .end_slot_action(DeleteRecentlyOpenThread.boxed_clone())
 632                        .fixed_width(px(320.).into())
 633                        .keep_open_on_confirm(false)
 634                        .key_context("NavigationMenu")
 635                });
 636            weak_panel
 637                .update(cx, |panel, cx| {
 638                    cx.subscribe_in(
 639                        &assistant_navigation_menu,
 640                        window,
 641                        |_, menu, _: &DismissEvent, window, cx| {
 642                            menu.update(cx, |menu, _| {
 643                                menu.clear_selected();
 644                            });
 645                            cx.focus_self(window);
 646                        },
 647                    )
 648                    .detach();
 649                    panel.assistant_navigation_menu = Some(assistant_navigation_menu);
 650                })
 651                .ok();
 652        });
 653
 654        let onboarding = cx.new(|cx| {
 655            AgentPanelOnboarding::new(
 656                user_store.clone(),
 657                client,
 658                |_window, cx| {
 659                    OnboardingUpsell::set_dismissed(true, cx);
 660                },
 661                cx,
 662            )
 663        });
 664
 665        Self {
 666            active_view,
 667            workspace,
 668            user_store,
 669            project: project.clone(),
 670            fs: fs.clone(),
 671            language_registry,
 672            thread_store: thread_store.clone(),
 673            context_store,
 674            prompt_store,
 675            configuration: None,
 676            configuration_subscription: None,
 677
 678            inline_assist_context_store,
 679            previous_view: None,
 680            history_store: history_store.clone(),
 681
 682            new_thread_menu_handle: PopoverMenuHandle::default(),
 683            agent_panel_menu_handle: PopoverMenuHandle::default(),
 684            assistant_navigation_menu_handle: PopoverMenuHandle::default(),
 685            assistant_navigation_menu: None,
 686            width: None,
 687            height: None,
 688            zoomed: false,
 689            pending_serialization: None,
 690            onboarding,
 691            acp_history,
 692            acp_history_store,
 693            selected_agent: AgentType::default(),
 694        }
 695    }
 696
 697    pub fn toggle_focus(
 698        workspace: &mut Workspace,
 699        _: &ToggleFocus,
 700        window: &mut Window,
 701        cx: &mut Context<Workspace>,
 702    ) {
 703        if workspace
 704            .panel::<Self>(cx)
 705            .is_some_and(|panel| panel.read(cx).enabled(cx))
 706            && !DisableAiSettings::get_global(cx).disable_ai
 707        {
 708            workspace.toggle_panel_focus::<Self>(window, cx);
 709        }
 710    }
 711
 712    pub(crate) fn prompt_store(&self) -> &Option<Entity<PromptStore>> {
 713        &self.prompt_store
 714    }
 715
 716    pub(crate) fn inline_assist_context_store(&self) -> &Entity<ContextStore> {
 717        &self.inline_assist_context_store
 718    }
 719
 720    pub(crate) fn thread_store(&self) -> &Entity<ThreadStore> {
 721        &self.thread_store
 722    }
 723
 724    pub(crate) fn text_thread_store(&self) -> &Entity<TextThreadStore> {
 725        &self.context_store
 726    }
 727
 728    fn active_thread_view(&self) -> Option<&Entity<AcpThreadView>> {
 729        match &self.active_view {
 730            ActiveView::ExternalAgentThread { thread_view, .. } => Some(thread_view),
 731            ActiveView::TextThread { .. } | ActiveView::History | ActiveView::Configuration => None,
 732        }
 733    }
 734
 735    fn new_thread(&mut self, _action: &NewThread, window: &mut Window, cx: &mut Context<Self>) {
 736        self.new_agent_thread(AgentType::NativeAgent, window, cx);
 737    }
 738
 739    fn new_native_agent_thread_from_summary(
 740        &mut self,
 741        action: &NewNativeAgentThreadFromSummary,
 742        window: &mut Window,
 743        cx: &mut Context<Self>,
 744    ) {
 745        let Some(thread) = self
 746            .acp_history_store
 747            .read(cx)
 748            .thread_from_session_id(&action.from_session_id)
 749        else {
 750            return;
 751        };
 752
 753        self.external_thread(
 754            Some(ExternalAgent::NativeAgent),
 755            None,
 756            Some(thread.clone()),
 757            window,
 758            cx,
 759        );
 760    }
 761
 762    fn new_prompt_editor(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 763        telemetry::event!("Agent Thread Started", agent = "zed-text");
 764
 765        let context = self
 766            .context_store
 767            .update(cx, |context_store, cx| context_store.create(cx));
 768        let lsp_adapter_delegate = make_lsp_adapter_delegate(&self.project, cx)
 769            .log_err()
 770            .flatten();
 771
 772        let context_editor = cx.new(|cx| {
 773            let mut editor = TextThreadEditor::for_context(
 774                context,
 775                self.fs.clone(),
 776                self.workspace.clone(),
 777                self.project.clone(),
 778                lsp_adapter_delegate,
 779                window,
 780                cx,
 781            );
 782            editor.insert_default_prompt(window, cx);
 783            editor
 784        });
 785
 786        if self.selected_agent != AgentType::TextThread {
 787            self.selected_agent = AgentType::TextThread;
 788            self.serialize(cx);
 789        }
 790
 791        self.set_active_view(
 792            ActiveView::prompt_editor(
 793                context_editor.clone(),
 794                self.history_store.clone(),
 795                self.acp_history_store.clone(),
 796                self.language_registry.clone(),
 797                window,
 798                cx,
 799            ),
 800            window,
 801            cx,
 802        );
 803        context_editor.focus_handle(cx).focus(window);
 804    }
 805
 806    fn external_thread(
 807        &mut self,
 808        agent_choice: Option<crate::ExternalAgent>,
 809        resume_thread: Option<DbThreadMetadata>,
 810        summarize_thread: Option<DbThreadMetadata>,
 811        window: &mut Window,
 812        cx: &mut Context<Self>,
 813    ) {
 814        let workspace = self.workspace.clone();
 815        let project = self.project.clone();
 816        let fs = self.fs.clone();
 817        let is_via_collab = self.project.read(cx).is_via_collab();
 818
 819        const LAST_USED_EXTERNAL_AGENT_KEY: &str = "agent_panel__last_used_external_agent";
 820
 821        #[derive(Default, Serialize, Deserialize)]
 822        struct LastUsedExternalAgent {
 823            agent: crate::ExternalAgent,
 824        }
 825
 826        let history = self.acp_history_store.clone();
 827
 828        cx.spawn_in(window, async move |this, cx| {
 829            let ext_agent = match agent_choice {
 830                Some(agent) => {
 831                    cx.background_spawn({
 832                        let agent = agent.clone();
 833                        async move {
 834                            if let Some(serialized) =
 835                                serde_json::to_string(&LastUsedExternalAgent { agent }).log_err()
 836                            {
 837                                KEY_VALUE_STORE
 838                                    .write_kvp(LAST_USED_EXTERNAL_AGENT_KEY.to_string(), serialized)
 839                                    .await
 840                                    .log_err();
 841                            }
 842                        }
 843                    })
 844                    .detach();
 845
 846                    agent
 847                }
 848                None => {
 849                    if is_via_collab {
 850                        ExternalAgent::NativeAgent
 851                    } else {
 852                        cx.background_spawn(async move {
 853                            KEY_VALUE_STORE.read_kvp(LAST_USED_EXTERNAL_AGENT_KEY)
 854                        })
 855                        .await
 856                        .log_err()
 857                        .flatten()
 858                        .and_then(|value| {
 859                            serde_json::from_str::<LastUsedExternalAgent>(&value).log_err()
 860                        })
 861                        .unwrap_or_default()
 862                        .agent
 863                    }
 864                }
 865            };
 866
 867            telemetry::event!("Agent Thread Started", agent = ext_agent.name());
 868
 869            let server = ext_agent.server(fs, history);
 870
 871            this.update_in(cx, |this, window, cx| {
 872                let selected_agent = ext_agent.into();
 873                if this.selected_agent != selected_agent {
 874                    this.selected_agent = selected_agent;
 875                    this.serialize(cx);
 876                }
 877
 878                let thread_view = cx.new(|cx| {
 879                    crate::acp::AcpThreadView::new(
 880                        server,
 881                        resume_thread,
 882                        summarize_thread,
 883                        workspace.clone(),
 884                        project,
 885                        this.acp_history_store.clone(),
 886                        this.prompt_store.clone(),
 887                        window,
 888                        cx,
 889                    )
 890                });
 891
 892                this.set_active_view(ActiveView::ExternalAgentThread { thread_view }, window, cx);
 893            })
 894        })
 895        .detach_and_log_err(cx);
 896    }
 897
 898    fn deploy_rules_library(
 899        &mut self,
 900        action: &OpenRulesLibrary,
 901        _window: &mut Window,
 902        cx: &mut Context<Self>,
 903    ) {
 904        open_rules_library(
 905            self.language_registry.clone(),
 906            Box::new(PromptLibraryInlineAssist::new(self.workspace.clone())),
 907            Rc::new(|| {
 908                Rc::new(SlashCommandCompletionProvider::new(
 909                    Arc::new(SlashCommandWorkingSet::default()),
 910                    None,
 911                    None,
 912                ))
 913            }),
 914            action
 915                .prompt_to_select
 916                .map(|uuid| UserPromptId(uuid).into()),
 917            cx,
 918        )
 919        .detach_and_log_err(cx);
 920    }
 921
 922    fn open_history(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 923        if matches!(self.active_view, ActiveView::History) {
 924            if let Some(previous_view) = self.previous_view.take() {
 925                self.set_active_view(previous_view, window, cx);
 926            }
 927        } else {
 928            self.thread_store
 929                .update(cx, |thread_store, cx| thread_store.reload(cx))
 930                .detach_and_log_err(cx);
 931            self.set_active_view(ActiveView::History, window, cx);
 932        }
 933        cx.notify();
 934    }
 935
 936    pub(crate) fn open_saved_prompt_editor(
 937        &mut self,
 938        path: Arc<Path>,
 939        window: &mut Window,
 940        cx: &mut Context<Self>,
 941    ) -> Task<Result<()>> {
 942        let context = self
 943            .context_store
 944            .update(cx, |store, cx| store.open_local_context(path, cx));
 945        cx.spawn_in(window, async move |this, cx| {
 946            let context = context.await?;
 947            this.update_in(cx, |this, window, cx| {
 948                this.open_prompt_editor(context, window, cx);
 949            })
 950        })
 951    }
 952
 953    pub(crate) fn open_prompt_editor(
 954        &mut self,
 955        context: Entity<AssistantContext>,
 956        window: &mut Window,
 957        cx: &mut Context<Self>,
 958    ) {
 959        let lsp_adapter_delegate = make_lsp_adapter_delegate(&self.project.clone(), cx)
 960            .log_err()
 961            .flatten();
 962        let editor = cx.new(|cx| {
 963            TextThreadEditor::for_context(
 964                context,
 965                self.fs.clone(),
 966                self.workspace.clone(),
 967                self.project.clone(),
 968                lsp_adapter_delegate,
 969                window,
 970                cx,
 971            )
 972        });
 973
 974        if self.selected_agent != AgentType::TextThread {
 975            self.selected_agent = AgentType::TextThread;
 976            self.serialize(cx);
 977        }
 978
 979        self.set_active_view(
 980            ActiveView::prompt_editor(
 981                editor,
 982                self.history_store.clone(),
 983                self.acp_history_store.clone(),
 984                self.language_registry.clone(),
 985                window,
 986                cx,
 987            ),
 988            window,
 989            cx,
 990        );
 991    }
 992
 993    pub fn go_back(&mut self, _: &workspace::GoBack, window: &mut Window, cx: &mut Context<Self>) {
 994        match self.active_view {
 995            ActiveView::Configuration | ActiveView::History => {
 996                if let Some(previous_view) = self.previous_view.take() {
 997                    self.active_view = previous_view;
 998
 999                    match &self.active_view {
1000                        ActiveView::ExternalAgentThread { thread_view } => {
1001                            thread_view.focus_handle(cx).focus(window);
1002                        }
1003                        ActiveView::TextThread { context_editor, .. } => {
1004                            context_editor.focus_handle(cx).focus(window);
1005                        }
1006                        ActiveView::History | ActiveView::Configuration => {}
1007                    }
1008                }
1009                cx.notify();
1010            }
1011            _ => {}
1012        }
1013    }
1014
1015    pub fn toggle_navigation_menu(
1016        &mut self,
1017        _: &ToggleNavigationMenu,
1018        window: &mut Window,
1019        cx: &mut Context<Self>,
1020    ) {
1021        self.assistant_navigation_menu_handle.toggle(window, cx);
1022    }
1023
1024    pub fn toggle_options_menu(
1025        &mut self,
1026        _: &ToggleOptionsMenu,
1027        window: &mut Window,
1028        cx: &mut Context<Self>,
1029    ) {
1030        self.agent_panel_menu_handle.toggle(window, cx);
1031    }
1032
1033    pub fn toggle_new_thread_menu(
1034        &mut self,
1035        _: &ToggleNewThreadMenu,
1036        window: &mut Window,
1037        cx: &mut Context<Self>,
1038    ) {
1039        self.new_thread_menu_handle.toggle(window, cx);
1040    }
1041
1042    pub fn increase_font_size(
1043        &mut self,
1044        action: &IncreaseBufferFontSize,
1045        _: &mut Window,
1046        cx: &mut Context<Self>,
1047    ) {
1048        self.handle_font_size_action(action.persist, px(1.0), cx);
1049    }
1050
1051    pub fn decrease_font_size(
1052        &mut self,
1053        action: &DecreaseBufferFontSize,
1054        _: &mut Window,
1055        cx: &mut Context<Self>,
1056    ) {
1057        self.handle_font_size_action(action.persist, px(-1.0), cx);
1058    }
1059
1060    fn handle_font_size_action(&mut self, persist: bool, delta: Pixels, cx: &mut Context<Self>) {
1061        match self.active_view.which_font_size_used() {
1062            WhichFontSize::AgentFont => {
1063                if persist {
1064                    update_settings_file(self.fs.clone(), cx, move |settings, cx| {
1065                        let agent_font_size =
1066                            ThemeSettings::get_global(cx).agent_font_size(cx) + delta;
1067                        let _ = settings
1068                            .theme
1069                            .agent_font_size
1070                            .insert(theme::clamp_font_size(agent_font_size).into());
1071                    });
1072                } else {
1073                    theme::adjust_agent_font_size(cx, |size| size + delta);
1074                }
1075            }
1076            WhichFontSize::BufferFont => {
1077                // Prompt editor uses the buffer font size, so allow the action to propagate to the
1078                // default handler that changes that font size.
1079                cx.propagate();
1080            }
1081            WhichFontSize::None => {}
1082        }
1083    }
1084
1085    pub fn reset_font_size(
1086        &mut self,
1087        action: &ResetBufferFontSize,
1088        _: &mut Window,
1089        cx: &mut Context<Self>,
1090    ) {
1091        if action.persist {
1092            update_settings_file(self.fs.clone(), cx, move |settings, _| {
1093                settings.theme.agent_font_size = None;
1094            });
1095        } else {
1096            theme::reset_agent_font_size(cx);
1097        }
1098    }
1099
1100    pub fn toggle_zoom(&mut self, _: &ToggleZoom, window: &mut Window, cx: &mut Context<Self>) {
1101        if self.zoomed {
1102            cx.emit(PanelEvent::ZoomOut);
1103        } else {
1104            if !self.focus_handle(cx).contains_focused(window, cx) {
1105                cx.focus_self(window);
1106            }
1107            cx.emit(PanelEvent::ZoomIn);
1108        }
1109    }
1110
1111    pub(crate) fn open_configuration(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1112        let agent_server_store = self.project.read(cx).agent_server_store().clone();
1113        let context_server_store = self.project.read(cx).context_server_store();
1114        let tools = self.thread_store.read(cx).tools();
1115        let fs = self.fs.clone();
1116
1117        self.set_active_view(ActiveView::Configuration, window, cx);
1118        self.configuration = Some(cx.new(|cx| {
1119            AgentConfiguration::new(
1120                fs,
1121                agent_server_store,
1122                context_server_store,
1123                tools,
1124                self.language_registry.clone(),
1125                self.workspace.clone(),
1126                window,
1127                cx,
1128            )
1129        }));
1130
1131        if let Some(configuration) = self.configuration.as_ref() {
1132            self.configuration_subscription = Some(cx.subscribe_in(
1133                configuration,
1134                window,
1135                Self::handle_agent_configuration_event,
1136            ));
1137
1138            configuration.focus_handle(cx).focus(window);
1139        }
1140    }
1141
1142    pub(crate) fn open_active_thread_as_markdown(
1143        &mut self,
1144        _: &OpenActiveThreadAsMarkdown,
1145        window: &mut Window,
1146        cx: &mut Context<Self>,
1147    ) {
1148        let Some(workspace) = self.workspace.upgrade() else {
1149            return;
1150        };
1151
1152        match &self.active_view {
1153            ActiveView::ExternalAgentThread { thread_view } => {
1154                thread_view
1155                    .update(cx, |thread_view, cx| {
1156                        thread_view.open_thread_as_markdown(workspace, window, cx)
1157                    })
1158                    .detach_and_log_err(cx);
1159            }
1160            ActiveView::TextThread { .. } | ActiveView::History | ActiveView::Configuration => {}
1161        }
1162    }
1163
1164    fn handle_agent_configuration_event(
1165        &mut self,
1166        _entity: &Entity<AgentConfiguration>,
1167        event: &AssistantConfigurationEvent,
1168        window: &mut Window,
1169        cx: &mut Context<Self>,
1170    ) {
1171        match event {
1172            AssistantConfigurationEvent::NewThread(provider) => {
1173                if LanguageModelRegistry::read_global(cx)
1174                    .default_model()
1175                    .is_none_or(|model| model.provider.id() != provider.id())
1176                    && let Some(model) = provider.default_model(cx)
1177                {
1178                    update_settings_file(self.fs.clone(), cx, move |settings, _| {
1179                        let provider = model.provider_id().0.to_string();
1180                        let model = model.id().0.to_string();
1181                        settings
1182                            .agent
1183                            .get_or_insert_default()
1184                            .set_model(LanguageModelSelection {
1185                                provider: LanguageModelProviderSetting(provider),
1186                                model,
1187                            })
1188                    });
1189                }
1190
1191                self.new_thread(&NewThread::default(), window, cx);
1192                if let Some((thread, model)) = self
1193                    .active_native_agent_thread(cx)
1194                    .zip(provider.default_model(cx))
1195                {
1196                    thread.update(cx, |thread, cx| {
1197                        thread.set_model(model, cx);
1198                    });
1199                }
1200            }
1201        }
1202    }
1203
1204    pub(crate) fn active_agent_thread(&self, cx: &App) -> Option<Entity<AcpThread>> {
1205        match &self.active_view {
1206            ActiveView::ExternalAgentThread { thread_view, .. } => {
1207                thread_view.read(cx).thread().cloned()
1208            }
1209            _ => None,
1210        }
1211    }
1212
1213    pub(crate) fn active_native_agent_thread(&self, cx: &App) -> Option<Entity<agent2::Thread>> {
1214        match &self.active_view {
1215            ActiveView::ExternalAgentThread { thread_view, .. } => {
1216                thread_view.read(cx).as_native_thread(cx)
1217            }
1218            _ => None,
1219        }
1220    }
1221
1222    pub(crate) fn active_context_editor(&self) -> Option<Entity<TextThreadEditor>> {
1223        match &self.active_view {
1224            ActiveView::TextThread { context_editor, .. } => Some(context_editor.clone()),
1225            _ => None,
1226        }
1227    }
1228
1229    fn set_active_view(
1230        &mut self,
1231        new_view: ActiveView,
1232        window: &mut Window,
1233        cx: &mut Context<Self>,
1234    ) {
1235        let current_is_history = matches!(self.active_view, ActiveView::History);
1236        let new_is_history = matches!(new_view, ActiveView::History);
1237
1238        let current_is_config = matches!(self.active_view, ActiveView::Configuration);
1239        let new_is_config = matches!(new_view, ActiveView::Configuration);
1240
1241        let current_is_special = current_is_history || current_is_config;
1242        let new_is_special = new_is_history || new_is_config;
1243
1244        match &new_view {
1245            ActiveView::TextThread { context_editor, .. } => {
1246                self.history_store.update(cx, |store, cx| {
1247                    if let Some(path) = context_editor.read(cx).context().read(cx).path() {
1248                        store.push_recently_opened_entry(HistoryEntryId::Context(path.clone()), cx)
1249                    }
1250                });
1251                self.acp_history_store.update(cx, |store, cx| {
1252                    if let Some(path) = context_editor.read(cx).context().read(cx).path() {
1253                        store.push_recently_opened_entry(
1254                            agent2::HistoryEntryId::TextThread(path.clone()),
1255                            cx,
1256                        )
1257                    }
1258                })
1259            }
1260            ActiveView::ExternalAgentThread { .. } => {}
1261            ActiveView::History | ActiveView::Configuration => {}
1262        }
1263
1264        if current_is_special && !new_is_special {
1265            self.active_view = new_view;
1266        } else if !current_is_special && new_is_special {
1267            self.previous_view = Some(std::mem::replace(&mut self.active_view, new_view));
1268        } else {
1269            if !new_is_special {
1270                self.previous_view = None;
1271            }
1272            self.active_view = new_view;
1273        }
1274
1275        self.focus_handle(cx).focus(window);
1276    }
1277
1278    fn populate_recently_opened_menu_section(
1279        mut menu: ContextMenu,
1280        panel: Entity<Self>,
1281        cx: &mut Context<ContextMenu>,
1282    ) -> ContextMenu {
1283        let entries = panel
1284            .read(cx)
1285            .acp_history_store
1286            .read(cx)
1287            .recently_opened_entries(cx);
1288
1289        if entries.is_empty() {
1290            return menu;
1291        }
1292
1293        menu = menu.header("Recently Opened");
1294
1295        for entry in entries {
1296            let title = entry.title().clone();
1297
1298            menu = menu.entry_with_end_slot_on_hover(
1299                title,
1300                None,
1301                {
1302                    let panel = panel.downgrade();
1303                    let entry = entry.clone();
1304                    move |window, cx| {
1305                        let entry = entry.clone();
1306                        panel
1307                            .update(cx, move |this, cx| match &entry {
1308                                agent2::HistoryEntry::AcpThread(entry) => this.external_thread(
1309                                    Some(ExternalAgent::NativeAgent),
1310                                    Some(entry.clone()),
1311                                    None,
1312                                    window,
1313                                    cx,
1314                                ),
1315                                agent2::HistoryEntry::TextThread(entry) => this
1316                                    .open_saved_prompt_editor(entry.path.clone(), window, cx)
1317                                    .detach_and_log_err(cx),
1318                            })
1319                            .ok();
1320                    }
1321                },
1322                IconName::Close,
1323                "Close Entry".into(),
1324                {
1325                    let panel = panel.downgrade();
1326                    let id = entry.id();
1327                    move |_window, cx| {
1328                        panel
1329                            .update(cx, |this, cx| {
1330                                this.acp_history_store.update(cx, |history_store, cx| {
1331                                    history_store.remove_recently_opened_entry(&id, cx);
1332                                });
1333                            })
1334                            .ok();
1335                    }
1336                },
1337            );
1338        }
1339
1340        menu = menu.separator();
1341
1342        menu
1343    }
1344
1345    pub fn selected_agent(&self) -> AgentType {
1346        self.selected_agent.clone()
1347    }
1348
1349    pub fn new_agent_thread(
1350        &mut self,
1351        agent: AgentType,
1352        window: &mut Window,
1353        cx: &mut Context<Self>,
1354    ) {
1355        match agent {
1356            AgentType::Zed => {
1357                window.dispatch_action(
1358                    NewThread {
1359                        from_thread_id: None,
1360                    }
1361                    .boxed_clone(),
1362                    cx,
1363                );
1364            }
1365            AgentType::TextThread => {
1366                window.dispatch_action(NewTextThread.boxed_clone(), cx);
1367            }
1368            AgentType::NativeAgent => self.external_thread(
1369                Some(crate::ExternalAgent::NativeAgent),
1370                None,
1371                None,
1372                window,
1373                cx,
1374            ),
1375            AgentType::Gemini => {
1376                self.external_thread(Some(crate::ExternalAgent::Gemini), None, None, window, cx)
1377            }
1378            AgentType::ClaudeCode => {
1379                self.selected_agent = AgentType::ClaudeCode;
1380                self.serialize(cx);
1381                self.external_thread(
1382                    Some(crate::ExternalAgent::ClaudeCode),
1383                    None,
1384                    None,
1385                    window,
1386                    cx,
1387                )
1388            }
1389            AgentType::Custom { name, command } => self.external_thread(
1390                Some(crate::ExternalAgent::Custom { name, command }),
1391                None,
1392                None,
1393                window,
1394                cx,
1395            ),
1396        }
1397    }
1398
1399    pub fn load_agent_thread(
1400        &mut self,
1401        thread: DbThreadMetadata,
1402        window: &mut Window,
1403        cx: &mut Context<Self>,
1404    ) {
1405        self.external_thread(
1406            Some(ExternalAgent::NativeAgent),
1407            Some(thread),
1408            None,
1409            window,
1410            cx,
1411        );
1412    }
1413}
1414
1415impl Focusable for AgentPanel {
1416    fn focus_handle(&self, cx: &App) -> FocusHandle {
1417        match &self.active_view {
1418            ActiveView::ExternalAgentThread { thread_view, .. } => thread_view.focus_handle(cx),
1419            ActiveView::History => self.acp_history.focus_handle(cx),
1420            ActiveView::TextThread { context_editor, .. } => context_editor.focus_handle(cx),
1421            ActiveView::Configuration => {
1422                if let Some(configuration) = self.configuration.as_ref() {
1423                    configuration.focus_handle(cx)
1424                } else {
1425                    cx.focus_handle()
1426                }
1427            }
1428        }
1429    }
1430}
1431
1432fn agent_panel_dock_position(cx: &App) -> DockPosition {
1433    AgentSettings::get_global(cx).dock.into()
1434}
1435
1436impl EventEmitter<PanelEvent> for AgentPanel {}
1437
1438impl Panel for AgentPanel {
1439    fn persistent_name() -> &'static str {
1440        "AgentPanel"
1441    }
1442
1443    fn position(&self, _window: &Window, cx: &App) -> DockPosition {
1444        agent_panel_dock_position(cx)
1445    }
1446
1447    fn position_is_valid(&self, position: DockPosition) -> bool {
1448        position != DockPosition::Bottom
1449    }
1450
1451    fn set_position(&mut self, position: DockPosition, _: &mut Window, cx: &mut Context<Self>) {
1452        settings::update_settings_file(self.fs.clone(), cx, move |settings, _| {
1453            settings
1454                .agent
1455                .get_or_insert_default()
1456                .set_dock(position.into());
1457        });
1458    }
1459
1460    fn size(&self, window: &Window, cx: &App) -> Pixels {
1461        let settings = AgentSettings::get_global(cx);
1462        match self.position(window, cx) {
1463            DockPosition::Left | DockPosition::Right => {
1464                self.width.unwrap_or(settings.default_width)
1465            }
1466            DockPosition::Bottom => self.height.unwrap_or(settings.default_height),
1467        }
1468    }
1469
1470    fn set_size(&mut self, size: Option<Pixels>, window: &mut Window, cx: &mut Context<Self>) {
1471        match self.position(window, cx) {
1472            DockPosition::Left | DockPosition::Right => self.width = size,
1473            DockPosition::Bottom => self.height = size,
1474        }
1475        self.serialize(cx);
1476        cx.notify();
1477    }
1478
1479    fn set_active(&mut self, _active: bool, _window: &mut Window, _cx: &mut Context<Self>) {}
1480
1481    fn remote_id() -> Option<proto::PanelId> {
1482        Some(proto::PanelId::AssistantPanel)
1483    }
1484
1485    fn icon(&self, _window: &Window, cx: &App) -> Option<IconName> {
1486        (self.enabled(cx) && AgentSettings::get_global(cx).button).then_some(IconName::ZedAssistant)
1487    }
1488
1489    fn icon_tooltip(&self, _window: &Window, _cx: &App) -> Option<&'static str> {
1490        Some("Agent Panel")
1491    }
1492
1493    fn toggle_action(&self) -> Box<dyn Action> {
1494        Box::new(ToggleFocus)
1495    }
1496
1497    fn activation_priority(&self) -> u32 {
1498        3
1499    }
1500
1501    fn enabled(&self, cx: &App) -> bool {
1502        DisableAiSettings::get_global(cx).disable_ai.not() && AgentSettings::get_global(cx).enabled
1503    }
1504
1505    fn is_zoomed(&self, _window: &Window, _cx: &App) -> bool {
1506        self.zoomed
1507    }
1508
1509    fn set_zoomed(&mut self, zoomed: bool, _window: &mut Window, cx: &mut Context<Self>) {
1510        self.zoomed = zoomed;
1511        cx.notify();
1512    }
1513}
1514
1515impl AgentPanel {
1516    fn render_title_view(&self, _window: &mut Window, cx: &Context<Self>) -> AnyElement {
1517        const LOADING_SUMMARY_PLACEHOLDER: &str = "Loading Summary…";
1518
1519        let content = match &self.active_view {
1520            ActiveView::ExternalAgentThread { thread_view } => {
1521                if let Some(title_editor) = thread_view.read(cx).title_editor() {
1522                    div()
1523                        .w_full()
1524                        .on_action({
1525                            let thread_view = thread_view.downgrade();
1526                            move |_: &menu::Confirm, window, cx| {
1527                                if let Some(thread_view) = thread_view.upgrade() {
1528                                    thread_view.focus_handle(cx).focus(window);
1529                                }
1530                            }
1531                        })
1532                        .on_action({
1533                            let thread_view = thread_view.downgrade();
1534                            move |_: &editor::actions::Cancel, window, cx| {
1535                                if let Some(thread_view) = thread_view.upgrade() {
1536                                    thread_view.focus_handle(cx).focus(window);
1537                                }
1538                            }
1539                        })
1540                        .child(title_editor)
1541                        .into_any_element()
1542                } else {
1543                    Label::new(thread_view.read(cx).title(cx))
1544                        .color(Color::Muted)
1545                        .truncate()
1546                        .into_any_element()
1547                }
1548            }
1549            ActiveView::TextThread {
1550                title_editor,
1551                context_editor,
1552                ..
1553            } => {
1554                let summary = context_editor.read(cx).context().read(cx).summary();
1555
1556                match summary {
1557                    ContextSummary::Pending => Label::new(ContextSummary::DEFAULT)
1558                        .color(Color::Muted)
1559                        .truncate()
1560                        .into_any_element(),
1561                    ContextSummary::Content(summary) => {
1562                        if summary.done {
1563                            div()
1564                                .w_full()
1565                                .child(title_editor.clone())
1566                                .into_any_element()
1567                        } else {
1568                            Label::new(LOADING_SUMMARY_PLACEHOLDER)
1569                                .truncate()
1570                                .color(Color::Muted)
1571                                .into_any_element()
1572                        }
1573                    }
1574                    ContextSummary::Error => h_flex()
1575                        .w_full()
1576                        .child(title_editor.clone())
1577                        .child(
1578                            IconButton::new("retry-summary-generation", IconName::RotateCcw)
1579                                .icon_size(IconSize::Small)
1580                                .on_click({
1581                                    let context_editor = context_editor.clone();
1582                                    move |_, _window, cx| {
1583                                        context_editor.update(cx, |context_editor, cx| {
1584                                            context_editor.regenerate_summary(cx);
1585                                        });
1586                                    }
1587                                })
1588                                .tooltip(move |_window, cx| {
1589                                    cx.new(|_| {
1590                                        Tooltip::new("Failed to generate title")
1591                                            .meta("Click to try again")
1592                                    })
1593                                    .into()
1594                                }),
1595                        )
1596                        .into_any_element(),
1597                }
1598            }
1599            ActiveView::History => Label::new("History").truncate().into_any_element(),
1600            ActiveView::Configuration => Label::new("Settings").truncate().into_any_element(),
1601        };
1602
1603        h_flex()
1604            .key_context("TitleEditor")
1605            .id("TitleEditor")
1606            .flex_grow()
1607            .w_full()
1608            .max_w_full()
1609            .overflow_x_scroll()
1610            .child(content)
1611            .into_any()
1612    }
1613
1614    fn render_panel_options_menu(
1615        &self,
1616        window: &mut Window,
1617        cx: &mut Context<Self>,
1618    ) -> impl IntoElement {
1619        let user_store = self.user_store.read(cx);
1620        let usage = user_store.model_request_usage();
1621        let account_url = zed_urls::account_url(cx);
1622
1623        let focus_handle = self.focus_handle(cx);
1624
1625        let full_screen_label = if self.is_zoomed(window, cx) {
1626            "Disable Full Screen"
1627        } else {
1628            "Enable Full Screen"
1629        };
1630
1631        let selected_agent = self.selected_agent.clone();
1632
1633        PopoverMenu::new("agent-options-menu")
1634            .trigger_with_tooltip(
1635                IconButton::new("agent-options-menu", IconName::Ellipsis)
1636                    .icon_size(IconSize::Small),
1637                {
1638                    let focus_handle = focus_handle.clone();
1639                    move |window, cx| {
1640                        Tooltip::for_action_in(
1641                            "Toggle Agent Menu",
1642                            &ToggleOptionsMenu,
1643                            &focus_handle,
1644                            window,
1645                            cx,
1646                        )
1647                    }
1648                },
1649            )
1650            .anchor(Corner::TopRight)
1651            .with_handle(self.agent_panel_menu_handle.clone())
1652            .menu({
1653                move |window, cx| {
1654                    Some(ContextMenu::build(window, cx, |mut menu, _window, _| {
1655                        menu = menu.context(focus_handle.clone());
1656                        if let Some(usage) = usage {
1657                            menu = menu
1658                                .header_with_link("Prompt Usage", "Manage", account_url.clone())
1659                                .custom_entry(
1660                                    move |_window, cx| {
1661                                        let used_percentage = match usage.limit {
1662                                            UsageLimit::Limited(limit) => {
1663                                                Some((usage.amount as f32 / limit as f32) * 100.)
1664                                            }
1665                                            UsageLimit::Unlimited => None,
1666                                        };
1667
1668                                        h_flex()
1669                                            .flex_1()
1670                                            .gap_1p5()
1671                                            .children(used_percentage.map(|percent| {
1672                                                ProgressBar::new("usage", percent, 100., cx)
1673                                            }))
1674                                            .child(
1675                                                Label::new(match usage.limit {
1676                                                    UsageLimit::Limited(limit) => {
1677                                                        format!("{} / {limit}", usage.amount)
1678                                                    }
1679                                                    UsageLimit::Unlimited => {
1680                                                        format!("{} / ∞", usage.amount)
1681                                                    }
1682                                                })
1683                                                .size(LabelSize::Small)
1684                                                .color(Color::Muted),
1685                                            )
1686                                            .into_any_element()
1687                                    },
1688                                    move |_, cx| cx.open_url(&zed_urls::account_url(cx)),
1689                                )
1690                                .separator()
1691                        }
1692
1693                        menu = menu
1694                            .header("MCP Servers")
1695                            .action(
1696                                "View Server Extensions",
1697                                Box::new(zed_actions::Extensions {
1698                                    category_filter: Some(
1699                                        zed_actions::ExtensionCategoryFilter::ContextServers,
1700                                    ),
1701                                    id: None,
1702                                }),
1703                            )
1704                            .action("Add Custom Server…", Box::new(AddContextServer))
1705                            .separator();
1706
1707                        menu = menu
1708                            .action("Rules…", Box::new(OpenRulesLibrary::default()))
1709                            .action("Settings", Box::new(OpenSettings))
1710                            .separator()
1711                            .action(full_screen_label, Box::new(ToggleZoom));
1712
1713                        if selected_agent == AgentType::Gemini {
1714                            menu = menu.action("Reauthenticate", Box::new(ReauthenticateAgent))
1715                        }
1716
1717                        menu
1718                    }))
1719                }
1720            })
1721    }
1722
1723    fn render_recent_entries_menu(
1724        &self,
1725        icon: IconName,
1726        corner: Corner,
1727        cx: &mut Context<Self>,
1728    ) -> impl IntoElement {
1729        let focus_handle = self.focus_handle(cx);
1730
1731        PopoverMenu::new("agent-nav-menu")
1732            .trigger_with_tooltip(
1733                IconButton::new("agent-nav-menu", icon).icon_size(IconSize::Small),
1734                {
1735                    move |window, cx| {
1736                        Tooltip::for_action_in(
1737                            "Toggle Recent Threads",
1738                            &ToggleNavigationMenu,
1739                            &focus_handle,
1740                            window,
1741                            cx,
1742                        )
1743                    }
1744                },
1745            )
1746            .anchor(corner)
1747            .with_handle(self.assistant_navigation_menu_handle.clone())
1748            .menu({
1749                let menu = self.assistant_navigation_menu.clone();
1750                move |window, cx| {
1751                    telemetry::event!("View Thread History Clicked");
1752
1753                    if let Some(menu) = menu.as_ref() {
1754                        menu.update(cx, |_, cx| {
1755                            cx.defer_in(window, |menu, window, cx| {
1756                                menu.rebuild(window, cx);
1757                            });
1758                        })
1759                    }
1760                    menu.clone()
1761                }
1762            })
1763    }
1764
1765    fn render_toolbar_back_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
1766        let focus_handle = self.focus_handle(cx);
1767
1768        IconButton::new("go-back", IconName::ArrowLeft)
1769            .icon_size(IconSize::Small)
1770            .on_click(cx.listener(|this, _, window, cx| {
1771                this.go_back(&workspace::GoBack, window, cx);
1772            }))
1773            .tooltip({
1774                move |window, cx| {
1775                    Tooltip::for_action_in("Go Back", &workspace::GoBack, &focus_handle, window, cx)
1776                }
1777            })
1778    }
1779
1780    fn render_toolbar(&self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
1781        let agent_server_store = self.project.read(cx).agent_server_store().clone();
1782        let focus_handle = self.focus_handle(cx);
1783
1784        let active_thread = match &self.active_view {
1785            ActiveView::ExternalAgentThread { thread_view } => {
1786                thread_view.read(cx).as_native_thread(cx)
1787            }
1788            ActiveView::TextThread { .. } | ActiveView::History | ActiveView::Configuration => None,
1789        };
1790
1791        let new_thread_menu = PopoverMenu::new("new_thread_menu")
1792            .trigger_with_tooltip(
1793                IconButton::new("new_thread_menu_btn", IconName::Plus).icon_size(IconSize::Small),
1794                {
1795                    let focus_handle = focus_handle.clone();
1796                    move |window, cx| {
1797                        Tooltip::for_action_in(
1798                            "New…",
1799                            &ToggleNewThreadMenu,
1800                            &focus_handle,
1801                            window,
1802                            cx,
1803                        )
1804                    }
1805                },
1806            )
1807            .anchor(Corner::TopRight)
1808            .with_handle(self.new_thread_menu_handle.clone())
1809            .menu({
1810                let workspace = self.workspace.clone();
1811                let is_via_collab = workspace
1812                    .update(cx, |workspace, cx| {
1813                        workspace.project().read(cx).is_via_collab()
1814                    })
1815                    .unwrap_or_default();
1816
1817                move |window, cx| {
1818                    telemetry::event!("New Thread Clicked");
1819
1820                    let active_thread = active_thread.clone();
1821                    Some(ContextMenu::build(window, cx, |menu, _window, cx| {
1822                        menu
1823                            .context(focus_handle.clone())
1824                            .header("Zed Agent")
1825                            .when_some(active_thread, |this, active_thread| {
1826                                let thread = active_thread.read(cx);
1827
1828                                if !thread.is_empty() {
1829                                    let session_id = thread.id().clone();
1830                                    this.item(
1831                                        ContextMenuEntry::new("New From Summary")
1832                                            .icon(IconName::ThreadFromSummary)
1833                                            .icon_color(Color::Muted)
1834                                            .handler(move |window, cx| {
1835                                                window.dispatch_action(
1836                                                    Box::new(NewNativeAgentThreadFromSummary {
1837                                                        from_session_id: session_id.clone(),
1838                                                    }),
1839                                                    cx,
1840                                                );
1841                                            }),
1842                                    )
1843                                } else {
1844                                    this
1845                                }
1846                            })
1847                            .item(
1848                                ContextMenuEntry::new("New Thread")
1849                                    .action(NewThread::default().boxed_clone())
1850                                    .icon(IconName::Thread)
1851                                    .icon_color(Color::Muted)
1852                                    .handler({
1853                                        let workspace = workspace.clone();
1854                                        move |window, cx| {
1855                                            if let Some(workspace) = workspace.upgrade() {
1856                                                workspace.update(cx, |workspace, cx| {
1857                                                    if let Some(panel) =
1858                                                        workspace.panel::<AgentPanel>(cx)
1859                                                    {
1860                                                        panel.update(cx, |panel, cx| {
1861                                                            panel.new_agent_thread(
1862                                                                AgentType::NativeAgent,
1863                                                                window,
1864                                                                cx,
1865                                                            );
1866                                                        });
1867                                                    }
1868                                                });
1869                                            }
1870                                        }
1871                                    }),
1872                            )
1873                            .item(
1874                                ContextMenuEntry::new("New Text Thread")
1875                                    .icon(IconName::TextThread)
1876                                    .icon_color(Color::Muted)
1877                                    .action(NewTextThread.boxed_clone())
1878                                    .handler({
1879                                        let workspace = workspace.clone();
1880                                        move |window, cx| {
1881                                            if let Some(workspace) = workspace.upgrade() {
1882                                                workspace.update(cx, |workspace, cx| {
1883                                                    if let Some(panel) =
1884                                                        workspace.panel::<AgentPanel>(cx)
1885                                                    {
1886                                                        panel.update(cx, |panel, cx| {
1887                                                            panel.new_agent_thread(
1888                                                                AgentType::TextThread,
1889                                                                window,
1890                                                                cx,
1891                                                            );
1892                                                        });
1893                                                    }
1894                                                });
1895                                            }
1896                                        }
1897                                    }),
1898                            )
1899                            .separator()
1900                            .header("External Agents")
1901                            .item(
1902                                ContextMenuEntry::new("New Gemini CLI Thread")
1903                                    .icon(IconName::AiGemini)
1904                                    .icon_color(Color::Muted)
1905                                    .disabled(is_via_collab)
1906                                    .handler({
1907                                        let workspace = workspace.clone();
1908                                        move |window, cx| {
1909                                            if let Some(workspace) = workspace.upgrade() {
1910                                                workspace.update(cx, |workspace, cx| {
1911                                                    if let Some(panel) =
1912                                                        workspace.panel::<AgentPanel>(cx)
1913                                                    {
1914                                                        panel.update(cx, |panel, cx| {
1915                                                            panel.new_agent_thread(
1916                                                                AgentType::Gemini,
1917                                                                window,
1918                                                                cx,
1919                                                            );
1920                                                        });
1921                                                    }
1922                                                });
1923                                            }
1924                                        }
1925                                    }),
1926                            )
1927                            .item(
1928                                ContextMenuEntry::new("New Claude Code Thread")
1929                                    .icon(IconName::AiClaude)
1930                                    .disabled(is_via_collab)
1931                                    .icon_color(Color::Muted)
1932                                    .handler({
1933                                        let workspace = workspace.clone();
1934                                        move |window, cx| {
1935                                            if let Some(workspace) = workspace.upgrade() {
1936                                                workspace.update(cx, |workspace, cx| {
1937                                                    if let Some(panel) =
1938                                                        workspace.panel::<AgentPanel>(cx)
1939                                                    {
1940                                                        panel.update(cx, |panel, cx| {
1941                                                            panel.new_agent_thread(
1942                                                                AgentType::ClaudeCode,
1943                                                                window,
1944                                                                cx,
1945                                                            );
1946                                                        });
1947                                                    }
1948                                                });
1949                                            }
1950                                        }
1951                                    }),
1952                            )
1953                            .map(|mut menu| {
1954                                let agent_names = agent_server_store
1955                                    .read(cx)
1956                                    .external_agents()
1957                                    .filter(|name| {
1958                                        name.0 != GEMINI_NAME && name.0 != CLAUDE_CODE_NAME
1959                                    })
1960                                    .cloned()
1961                                    .collect::<Vec<_>>();
1962                                let custom_settings = cx.global::<SettingsStore>().get::<AllAgentServersSettings>(None).custom.clone();
1963                                for agent_name in agent_names {
1964                                    menu = menu.item(
1965                                        ContextMenuEntry::new(format!("New {} Thread", agent_name))
1966                                            .icon(IconName::Terminal)
1967                                            .icon_color(Color::Muted)
1968                                            .disabled(is_via_collab)
1969                                            .handler({
1970                                                let workspace = workspace.clone();
1971                                                let agent_name = agent_name.clone();
1972                                                let custom_settings = custom_settings.clone();
1973                                                move |window, cx| {
1974                                                    if let Some(workspace) = workspace.upgrade() {
1975                                                        workspace.update(cx, |workspace, cx| {
1976                                                            if let Some(panel) =
1977                                                                workspace.panel::<AgentPanel>(cx)
1978                                                            {
1979                                                                panel.update(cx, |panel, cx| {
1980                                                                    panel.new_agent_thread(
1981                                                                        AgentType::Custom {
1982                                                                            name: agent_name.clone().into(),
1983                                                                            command: custom_settings
1984                                                                                .get(&agent_name.0)
1985                                                                                .map(|settings| {
1986                                                                                    settings.command.clone()
1987                                                                                })
1988                                                                                .unwrap_or(placeholder_command()),
1989                                                                        },
1990                                                                        window,
1991                                                                        cx,
1992                                                                    );
1993                                                                });
1994                                                            }
1995                                                        });
1996                                                    }
1997                                                }
1998                                            }),
1999                                    );
2000                                }
2001
2002                                menu
2003                            })
2004                            .separator().link(
2005                                    "Add Other Agents",
2006                                    OpenBrowser {
2007                                        url: zed_urls::external_agents_docs(cx),
2008                                    }
2009                                    .boxed_clone(),
2010                                )
2011                    }))
2012                }
2013            });
2014
2015        let selected_agent_label = self.selected_agent.label();
2016        let selected_agent = div()
2017            .id("selected_agent_icon")
2018            .when_some(self.selected_agent.icon(), |this, icon| {
2019                this.px(DynamicSpacing::Base02.rems(cx))
2020                    .child(Icon::new(icon).color(Color::Muted))
2021                    .tooltip(move |window, cx| {
2022                        Tooltip::with_meta(
2023                            selected_agent_label.clone(),
2024                            None,
2025                            "Selected Agent",
2026                            window,
2027                            cx,
2028                        )
2029                    })
2030            })
2031            .into_any_element();
2032
2033        h_flex()
2034            .id("agent-panel-toolbar")
2035            .h(Tab::container_height(cx))
2036            .max_w_full()
2037            .flex_none()
2038            .justify_between()
2039            .gap_2()
2040            .bg(cx.theme().colors().tab_bar_background)
2041            .border_b_1()
2042            .border_color(cx.theme().colors().border)
2043            .child(
2044                h_flex()
2045                    .size_full()
2046                    .gap(DynamicSpacing::Base04.rems(cx))
2047                    .pl(DynamicSpacing::Base04.rems(cx))
2048                    .child(match &self.active_view {
2049                        ActiveView::History | ActiveView::Configuration => {
2050                            self.render_toolbar_back_button(cx).into_any_element()
2051                        }
2052                        _ => selected_agent.into_any_element(),
2053                    })
2054                    .child(self.render_title_view(window, cx)),
2055            )
2056            .child(
2057                h_flex()
2058                    .flex_none()
2059                    .gap(DynamicSpacing::Base02.rems(cx))
2060                    .pl(DynamicSpacing::Base04.rems(cx))
2061                    .pr(DynamicSpacing::Base06.rems(cx))
2062                    .child(new_thread_menu)
2063                    .child(self.render_recent_entries_menu(
2064                        IconName::MenuAltTemp,
2065                        Corner::TopRight,
2066                        cx,
2067                    ))
2068                    .child(self.render_panel_options_menu(window, cx)),
2069            )
2070    }
2071
2072    fn should_render_trial_end_upsell(&self, cx: &mut Context<Self>) -> bool {
2073        if TrialEndUpsell::dismissed() {
2074            return false;
2075        }
2076
2077        match &self.active_view {
2078            ActiveView::TextThread { .. } => {
2079                if LanguageModelRegistry::global(cx)
2080                    .read(cx)
2081                    .default_model()
2082                    .is_some_and(|model| {
2083                        model.provider.id() != language_model::ZED_CLOUD_PROVIDER_ID
2084                    })
2085                {
2086                    return false;
2087                }
2088            }
2089            ActiveView::ExternalAgentThread { .. }
2090            | ActiveView::History
2091            | ActiveView::Configuration => return false,
2092        }
2093
2094        let plan = self.user_store.read(cx).plan();
2095        let has_previous_trial = self.user_store.read(cx).trial_started_at().is_some();
2096
2097        matches!(
2098            plan,
2099            Some(Plan::V1(PlanV1::ZedFree) | Plan::V2(PlanV2::ZedFree))
2100        ) && has_previous_trial
2101    }
2102
2103    fn should_render_onboarding(&self, cx: &mut Context<Self>) -> bool {
2104        if OnboardingUpsell::dismissed() {
2105            return false;
2106        }
2107
2108        let user_store = self.user_store.read(cx);
2109
2110        if user_store
2111            .plan()
2112            .is_some_and(|plan| matches!(plan, Plan::V1(PlanV1::ZedPro) | Plan::V2(PlanV2::ZedPro)))
2113            && user_store
2114                .subscription_period()
2115                .and_then(|period| period.0.checked_add_days(chrono::Days::new(1)))
2116                .is_some_and(|date| date < chrono::Utc::now())
2117        {
2118            OnboardingUpsell::set_dismissed(true, cx);
2119            return false;
2120        }
2121
2122        match &self.active_view {
2123            ActiveView::History | ActiveView::Configuration => false,
2124            ActiveView::ExternalAgentThread { thread_view, .. }
2125                if thread_view.read(cx).as_native_thread(cx).is_none() =>
2126            {
2127                false
2128            }
2129            _ => {
2130                let history_is_empty = self.acp_history_store.read(cx).is_empty(cx)
2131                    && self
2132                        .history_store
2133                        .update(cx, |store, cx| store.recent_entries(1, cx).is_empty());
2134
2135                let has_configured_non_zed_providers = LanguageModelRegistry::read_global(cx)
2136                    .providers()
2137                    .iter()
2138                    .any(|provider| {
2139                        provider.is_authenticated(cx)
2140                            && provider.id() != language_model::ZED_CLOUD_PROVIDER_ID
2141                    });
2142
2143                history_is_empty || !has_configured_non_zed_providers
2144            }
2145        }
2146    }
2147
2148    fn render_onboarding(
2149        &self,
2150        _window: &mut Window,
2151        cx: &mut Context<Self>,
2152    ) -> Option<impl IntoElement> {
2153        if !self.should_render_onboarding(cx) {
2154            return None;
2155        }
2156
2157        let text_thread_view = matches!(&self.active_view, ActiveView::TextThread { .. });
2158
2159        Some(
2160            div()
2161                .when(text_thread_view, |this| {
2162                    this.bg(cx.theme().colors().editor_background)
2163                })
2164                .child(self.onboarding.clone()),
2165        )
2166    }
2167
2168    fn render_trial_end_upsell(
2169        &self,
2170        _window: &mut Window,
2171        cx: &mut Context<Self>,
2172    ) -> Option<impl IntoElement> {
2173        if !self.should_render_trial_end_upsell(cx) {
2174            return None;
2175        }
2176
2177        let plan = self.user_store.read(cx).plan()?;
2178
2179        Some(
2180            v_flex()
2181                .absolute()
2182                .inset_0()
2183                .size_full()
2184                .bg(cx.theme().colors().panel_background)
2185                .opacity(0.85)
2186                .block_mouse_except_scroll()
2187                .child(EndTrialUpsell::new(
2188                    plan,
2189                    Arc::new({
2190                        let this = cx.entity();
2191                        move |_, cx| {
2192                            this.update(cx, |_this, cx| {
2193                                TrialEndUpsell::set_dismissed(true, cx);
2194                                cx.notify();
2195                            });
2196                        }
2197                    }),
2198                )),
2199        )
2200    }
2201
2202    fn render_configuration_error(
2203        &self,
2204        border_bottom: bool,
2205        configuration_error: &ConfigurationError,
2206        focus_handle: &FocusHandle,
2207        window: &mut Window,
2208        cx: &mut App,
2209    ) -> impl IntoElement {
2210        let zed_provider_configured = AgentSettings::get_global(cx)
2211            .default_model
2212            .as_ref()
2213            .is_some_and(|selection| selection.provider.0.as_str() == "zed.dev");
2214
2215        let callout = if zed_provider_configured {
2216            Callout::new()
2217                .icon(IconName::Warning)
2218                .severity(Severity::Warning)
2219                .when(border_bottom, |this| {
2220                    this.border_position(ui::BorderPosition::Bottom)
2221                })
2222                .title("Sign in to continue using Zed as your LLM provider.")
2223                .actions_slot(
2224                    Button::new("sign_in", "Sign In")
2225                        .style(ButtonStyle::Tinted(ui::TintColor::Warning))
2226                        .label_size(LabelSize::Small)
2227                        .on_click({
2228                            let workspace = self.workspace.clone();
2229                            move |_, _, cx| {
2230                                let Ok(client) =
2231                                    workspace.update(cx, |workspace, _| workspace.client().clone())
2232                                else {
2233                                    return;
2234                                };
2235
2236                                cx.spawn(async move |cx| {
2237                                    client.sign_in_with_optional_connect(true, cx).await
2238                                })
2239                                .detach_and_log_err(cx);
2240                            }
2241                        }),
2242                )
2243        } else {
2244            Callout::new()
2245                .icon(IconName::Warning)
2246                .severity(Severity::Warning)
2247                .when(border_bottom, |this| {
2248                    this.border_position(ui::BorderPosition::Bottom)
2249                })
2250                .title(configuration_error.to_string())
2251                .actions_slot(
2252                    Button::new("settings", "Configure")
2253                        .style(ButtonStyle::Tinted(ui::TintColor::Warning))
2254                        .label_size(LabelSize::Small)
2255                        .key_binding(
2256                            KeyBinding::for_action_in(&OpenSettings, focus_handle, window, cx)
2257                                .map(|kb| kb.size(rems_from_px(12.))),
2258                        )
2259                        .on_click(|_event, window, cx| {
2260                            window.dispatch_action(OpenSettings.boxed_clone(), cx)
2261                        }),
2262                )
2263        };
2264
2265        match configuration_error {
2266            ConfigurationError::ModelNotFound
2267            | ConfigurationError::ProviderNotAuthenticated(_)
2268            | ConfigurationError::NoProvider => callout.into_any_element(),
2269        }
2270    }
2271
2272    fn render_prompt_editor(
2273        &self,
2274        context_editor: &Entity<TextThreadEditor>,
2275        buffer_search_bar: &Entity<BufferSearchBar>,
2276        window: &mut Window,
2277        cx: &mut Context<Self>,
2278    ) -> Div {
2279        let mut registrar = buffer_search::DivRegistrar::new(
2280            |this, _, _cx| match &this.active_view {
2281                ActiveView::TextThread {
2282                    buffer_search_bar, ..
2283                } => Some(buffer_search_bar.clone()),
2284                _ => None,
2285            },
2286            cx,
2287        );
2288        BufferSearchBar::register(&mut registrar);
2289        registrar
2290            .into_div()
2291            .size_full()
2292            .relative()
2293            .map(|parent| {
2294                buffer_search_bar.update(cx, |buffer_search_bar, cx| {
2295                    if buffer_search_bar.is_dismissed() {
2296                        return parent;
2297                    }
2298                    parent.child(
2299                        div()
2300                            .p(DynamicSpacing::Base08.rems(cx))
2301                            .border_b_1()
2302                            .border_color(cx.theme().colors().border_variant)
2303                            .bg(cx.theme().colors().editor_background)
2304                            .child(buffer_search_bar.render(window, cx)),
2305                    )
2306                })
2307            })
2308            .child(context_editor.clone())
2309            .child(self.render_drag_target(cx))
2310    }
2311
2312    fn render_drag_target(&self, cx: &Context<Self>) -> Div {
2313        let is_local = self.project.read(cx).is_local();
2314        div()
2315            .invisible()
2316            .absolute()
2317            .top_0()
2318            .right_0()
2319            .bottom_0()
2320            .left_0()
2321            .bg(cx.theme().colors().drop_target_background)
2322            .drag_over::<DraggedTab>(|this, _, _, _| this.visible())
2323            .drag_over::<DraggedSelection>(|this, _, _, _| this.visible())
2324            .when(is_local, |this| {
2325                this.drag_over::<ExternalPaths>(|this, _, _, _| this.visible())
2326            })
2327            .on_drop(cx.listener(move |this, tab: &DraggedTab, window, cx| {
2328                let item = tab.pane.read(cx).item_for_index(tab.ix);
2329                let project_paths = item
2330                    .and_then(|item| item.project_path(cx))
2331                    .into_iter()
2332                    .collect::<Vec<_>>();
2333                this.handle_drop(project_paths, vec![], window, cx);
2334            }))
2335            .on_drop(
2336                cx.listener(move |this, selection: &DraggedSelection, window, cx| {
2337                    let project_paths = selection
2338                        .items()
2339                        .filter_map(|item| this.project.read(cx).path_for_entry(item.entry_id, cx))
2340                        .collect::<Vec<_>>();
2341                    this.handle_drop(project_paths, vec![], window, cx);
2342                }),
2343            )
2344            .on_drop(cx.listener(move |this, paths: &ExternalPaths, window, cx| {
2345                let tasks = paths
2346                    .paths()
2347                    .iter()
2348                    .map(|path| {
2349                        Workspace::project_path_for_path(this.project.clone(), path, false, cx)
2350                    })
2351                    .collect::<Vec<_>>();
2352                cx.spawn_in(window, async move |this, cx| {
2353                    let mut paths = vec![];
2354                    let mut added_worktrees = vec![];
2355                    let opened_paths = futures::future::join_all(tasks).await;
2356                    for entry in opened_paths {
2357                        if let Some((worktree, project_path)) = entry.log_err() {
2358                            added_worktrees.push(worktree);
2359                            paths.push(project_path);
2360                        }
2361                    }
2362                    this.update_in(cx, |this, window, cx| {
2363                        this.handle_drop(paths, added_worktrees, window, cx);
2364                    })
2365                    .ok();
2366                })
2367                .detach();
2368            }))
2369    }
2370
2371    fn handle_drop(
2372        &mut self,
2373        paths: Vec<ProjectPath>,
2374        added_worktrees: Vec<Entity<Worktree>>,
2375        window: &mut Window,
2376        cx: &mut Context<Self>,
2377    ) {
2378        match &self.active_view {
2379            ActiveView::ExternalAgentThread { thread_view } => {
2380                thread_view.update(cx, |thread_view, cx| {
2381                    thread_view.insert_dragged_files(paths, added_worktrees, window, cx);
2382                });
2383            }
2384            ActiveView::TextThread { context_editor, .. } => {
2385                context_editor.update(cx, |context_editor, cx| {
2386                    TextThreadEditor::insert_dragged_files(
2387                        context_editor,
2388                        paths,
2389                        added_worktrees,
2390                        window,
2391                        cx,
2392                    );
2393                });
2394            }
2395            ActiveView::History | ActiveView::Configuration => {}
2396        }
2397    }
2398
2399    fn key_context(&self) -> KeyContext {
2400        let mut key_context = KeyContext::new_with_defaults();
2401        key_context.add("AgentPanel");
2402        match &self.active_view {
2403            ActiveView::ExternalAgentThread { .. } => key_context.add("external_agent_thread"),
2404            ActiveView::TextThread { .. } => key_context.add("prompt_editor"),
2405            ActiveView::History | ActiveView::Configuration => {}
2406        }
2407        key_context
2408    }
2409}
2410
2411impl Render for AgentPanel {
2412    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
2413        // WARNING: Changes to this element hierarchy can have
2414        // non-obvious implications to the layout of children.
2415        //
2416        // If you need to change it, please confirm:
2417        // - The message editor expands (cmd-option-esc) correctly
2418        // - When expanded, the buttons at the bottom of the panel are displayed correctly
2419        // - Font size works as expected and can be changed with cmd-+/cmd-
2420        // - Scrolling in all views works as expected
2421        // - Files can be dropped into the panel
2422        let content = v_flex()
2423            .relative()
2424            .size_full()
2425            .justify_between()
2426            .key_context(self.key_context())
2427            .on_action(cx.listener(|this, action: &NewThread, window, cx| {
2428                this.new_thread(action, window, cx);
2429            }))
2430            .on_action(cx.listener(|this, _: &OpenHistory, window, cx| {
2431                this.open_history(window, cx);
2432            }))
2433            .on_action(cx.listener(|this, _: &OpenSettings, window, cx| {
2434                this.open_configuration(window, cx);
2435            }))
2436            .on_action(cx.listener(Self::open_active_thread_as_markdown))
2437            .on_action(cx.listener(Self::deploy_rules_library))
2438            .on_action(cx.listener(Self::go_back))
2439            .on_action(cx.listener(Self::toggle_navigation_menu))
2440            .on_action(cx.listener(Self::toggle_options_menu))
2441            .on_action(cx.listener(Self::increase_font_size))
2442            .on_action(cx.listener(Self::decrease_font_size))
2443            .on_action(cx.listener(Self::reset_font_size))
2444            .on_action(cx.listener(Self::toggle_zoom))
2445            .on_action(cx.listener(|this, _: &ReauthenticateAgent, window, cx| {
2446                if let Some(thread_view) = this.active_thread_view() {
2447                    thread_view.update(cx, |thread_view, cx| thread_view.reauthenticate(window, cx))
2448                }
2449            }))
2450            .child(self.render_toolbar(window, cx))
2451            .children(self.render_onboarding(window, cx))
2452            .map(|parent| match &self.active_view {
2453                ActiveView::ExternalAgentThread { thread_view, .. } => parent
2454                    .child(thread_view.clone())
2455                    .child(self.render_drag_target(cx)),
2456                ActiveView::History => parent.child(self.acp_history.clone()),
2457                ActiveView::TextThread {
2458                    context_editor,
2459                    buffer_search_bar,
2460                    ..
2461                } => {
2462                    let model_registry = LanguageModelRegistry::read_global(cx);
2463                    let configuration_error =
2464                        model_registry.configuration_error(model_registry.default_model(), cx);
2465                    parent
2466                        .map(|this| {
2467                            if !self.should_render_onboarding(cx)
2468                                && let Some(err) = configuration_error.as_ref()
2469                            {
2470                                this.child(self.render_configuration_error(
2471                                    true,
2472                                    err,
2473                                    &self.focus_handle(cx),
2474                                    window,
2475                                    cx,
2476                                ))
2477                            } else {
2478                                this
2479                            }
2480                        })
2481                        .child(self.render_prompt_editor(
2482                            context_editor,
2483                            buffer_search_bar,
2484                            window,
2485                            cx,
2486                        ))
2487                }
2488                ActiveView::Configuration => parent.children(self.configuration.clone()),
2489            })
2490            .children(self.render_trial_end_upsell(window, cx));
2491
2492        match self.active_view.which_font_size_used() {
2493            WhichFontSize::AgentFont => {
2494                WithRemSize::new(ThemeSettings::get_global(cx).agent_font_size(cx))
2495                    .size_full()
2496                    .child(content)
2497                    .into_any()
2498            }
2499            _ => content.into_any(),
2500        }
2501    }
2502}
2503
2504struct PromptLibraryInlineAssist {
2505    workspace: WeakEntity<Workspace>,
2506}
2507
2508impl PromptLibraryInlineAssist {
2509    pub fn new(workspace: WeakEntity<Workspace>) -> Self {
2510        Self { workspace }
2511    }
2512}
2513
2514impl rules_library::InlineAssistDelegate for PromptLibraryInlineAssist {
2515    fn assist(
2516        &self,
2517        prompt_editor: &Entity<Editor>,
2518        initial_prompt: Option<String>,
2519        window: &mut Window,
2520        cx: &mut Context<RulesLibrary>,
2521    ) {
2522        InlineAssistant::update_global(cx, |assistant, cx| {
2523            let Some(project) = self
2524                .workspace
2525                .upgrade()
2526                .map(|workspace| workspace.read(cx).project().downgrade())
2527            else {
2528                return;
2529            };
2530            let prompt_store = None;
2531            let thread_store = None;
2532            let text_thread_store = None;
2533            let context_store = cx.new(|_| ContextStore::new(project.clone(), None));
2534            assistant.assist(
2535                prompt_editor,
2536                self.workspace.clone(),
2537                context_store,
2538                project,
2539                prompt_store,
2540                thread_store,
2541                text_thread_store,
2542                initial_prompt,
2543                window,
2544                cx,
2545            )
2546        })
2547    }
2548
2549    fn focus_agent_panel(
2550        &self,
2551        workspace: &mut Workspace,
2552        window: &mut Window,
2553        cx: &mut Context<Workspace>,
2554    ) -> bool {
2555        workspace.focus_panel::<AgentPanel>(window, cx).is_some()
2556    }
2557}
2558
2559pub struct ConcreteAssistantPanelDelegate;
2560
2561impl AgentPanelDelegate for ConcreteAssistantPanelDelegate {
2562    fn active_context_editor(
2563        &self,
2564        workspace: &mut Workspace,
2565        _window: &mut Window,
2566        cx: &mut Context<Workspace>,
2567    ) -> Option<Entity<TextThreadEditor>> {
2568        let panel = workspace.panel::<AgentPanel>(cx)?;
2569        panel.read(cx).active_context_editor()
2570    }
2571
2572    fn open_saved_context(
2573        &self,
2574        workspace: &mut Workspace,
2575        path: Arc<Path>,
2576        window: &mut Window,
2577        cx: &mut Context<Workspace>,
2578    ) -> Task<Result<()>> {
2579        let Some(panel) = workspace.panel::<AgentPanel>(cx) else {
2580            return Task::ready(Err(anyhow!("Agent panel not found")));
2581        };
2582
2583        panel.update(cx, |panel, cx| {
2584            panel.open_saved_prompt_editor(path, window, cx)
2585        })
2586    }
2587
2588    fn open_remote_context(
2589        &self,
2590        _workspace: &mut Workspace,
2591        _context_id: assistant_context::ContextId,
2592        _window: &mut Window,
2593        _cx: &mut Context<Workspace>,
2594    ) -> Task<Result<Entity<TextThreadEditor>>> {
2595        Task::ready(Err(anyhow!("opening remote context not implemented")))
2596    }
2597
2598    fn quote_selection(
2599        &self,
2600        workspace: &mut Workspace,
2601        selection_ranges: Vec<Range<Anchor>>,
2602        buffer: Entity<MultiBuffer>,
2603        window: &mut Window,
2604        cx: &mut Context<Workspace>,
2605    ) {
2606        let Some(panel) = workspace.panel::<AgentPanel>(cx) else {
2607            return;
2608        };
2609
2610        if !panel.focus_handle(cx).contains_focused(window, cx) {
2611            workspace.toggle_panel_focus::<AgentPanel>(window, cx);
2612        }
2613
2614        panel.update(cx, |_, cx| {
2615            // Wait to create a new context until the workspace is no longer
2616            // being updated.
2617            cx.defer_in(window, move |panel, window, cx| {
2618                if let Some(thread_view) = panel.active_thread_view() {
2619                    thread_view.update(cx, |thread_view, cx| {
2620                        thread_view.insert_selections(window, cx);
2621                    });
2622                } else if let Some(context_editor) = panel.active_context_editor() {
2623                    let snapshot = buffer.read(cx).snapshot(cx);
2624                    let selection_ranges = selection_ranges
2625                        .into_iter()
2626                        .map(|range| range.to_point(&snapshot))
2627                        .collect::<Vec<_>>();
2628
2629                    context_editor.update(cx, |context_editor, cx| {
2630                        context_editor.quote_ranges(selection_ranges, snapshot, window, cx)
2631                    });
2632                }
2633            });
2634        });
2635    }
2636}
2637
2638struct OnboardingUpsell;
2639
2640impl Dismissable for OnboardingUpsell {
2641    const KEY: &'static str = "dismissed-trial-upsell";
2642}
2643
2644struct TrialEndUpsell;
2645
2646impl Dismissable for TrialEndUpsell {
2647    const KEY: &'static str = "dismissed-trial-end-upsell";
2648}