project.rs

   1pub mod agent_registry_store;
   2pub mod agent_server_store;
   3pub mod buffer_store;
   4pub mod color_extractor;
   5pub mod connection_manager;
   6pub mod context_server_store;
   7pub mod debounced_delay;
   8pub mod debugger;
   9pub mod git_store;
  10pub mod image_store;
  11pub mod lsp_command;
  12pub mod lsp_store;
  13pub mod manifest_tree;
  14pub mod prettier_store;
  15pub mod project_search;
  16pub mod project_settings;
  17pub mod search;
  18pub mod task_inventory;
  19pub mod task_store;
  20pub mod telemetry_snapshot;
  21pub mod terminals;
  22pub mod toolchain_store;
  23pub mod trusted_worktrees;
  24pub mod worktree_store;
  25
  26mod environment;
  27use buffer_diff::BufferDiff;
  28use context_server_store::ContextServerStore;
  29pub use environment::ProjectEnvironmentEvent;
  30use git::repository::get_git_committer;
  31use git_store::{Repository, RepositoryId};
  32pub mod search_history;
  33pub mod yarn;
  34
  35use dap::inline_value::{InlineValueLocation, VariableLookupKind, VariableScope};
  36use itertools::Either;
  37
  38use crate::{
  39    git_store::GitStore,
  40    lsp_store::{SymbolLocation, log_store::LogKind},
  41    project_search::SearchResultsHandle,
  42    trusted_worktrees::{PathTrust, RemoteHostLocation, TrustedWorktrees},
  43    worktree_store::WorktreeIdCounter,
  44};
  45pub use agent_registry_store::{AgentRegistryStore, RegistryAgent};
  46pub use agent_server_store::{
  47    AgentServerStore, AgentServersUpdated, ExternalAgentServerName, ExternalAgentSource,
  48};
  49pub use git_store::{
  50    ConflictRegion, ConflictSet, ConflictSetSnapshot, ConflictSetUpdate,
  51    git_traversal::{ChildEntriesGitIter, GitEntry, GitEntryRef, GitTraversal},
  52};
  53pub use manifest_tree::ManifestTree;
  54pub use project_search::{Search, SearchResults};
  55
  56use anyhow::{Context as _, Result, anyhow};
  57use buffer_store::{BufferStore, BufferStoreEvent};
  58use client::{
  59    Client, Collaborator, PendingEntitySubscription, ProjectId, TypedEnvelope, UserStore, proto,
  60};
  61use clock::ReplicaId;
  62
  63use dap::client::DebugAdapterClient;
  64
  65use collections::{BTreeSet, HashMap, HashSet, IndexSet};
  66use debounced_delay::DebouncedDelay;
  67pub use debugger::breakpoint_store::BreakpointWithPosition;
  68use debugger::{
  69    breakpoint_store::{ActiveStackFrame, BreakpointStore},
  70    dap_store::{DapStore, DapStoreEvent},
  71    session::Session,
  72};
  73
  74pub use environment::ProjectEnvironment;
  75
  76use futures::{
  77    StreamExt,
  78    channel::mpsc::{self, UnboundedReceiver},
  79    future::try_join_all,
  80};
  81pub use image_store::{ImageItem, ImageStore};
  82use image_store::{ImageItemEvent, ImageStoreEvent};
  83
  84use ::git::{blame::Blame, status::FileStatus};
  85use gpui::{
  86    App, AppContext, AsyncApp, BorrowAppContext, Context, Entity, EventEmitter, Hsla, SharedString,
  87    Task, WeakEntity, Window,
  88};
  89use language::{
  90    Buffer, BufferEvent, Capability, CodeLabel, CursorShape, DiskState, Language, LanguageName,
  91    LanguageRegistry, PointUtf16, ToOffset, ToPointUtf16, Toolchain, ToolchainMetadata,
  92    ToolchainScope, Transaction, Unclipped, language_settings::InlayHintKind,
  93    proto::split_operations,
  94};
  95use lsp::{
  96    CodeActionKind, CompletionContext, CompletionItemKind, DocumentHighlightKind, InsertTextMode,
  97    LanguageServerBinary, LanguageServerId, LanguageServerName, LanguageServerSelector,
  98    MessageActionItem,
  99};
 100use lsp_command::*;
 101use lsp_store::{CompletionDocumentation, LspFormatTarget, OpenLspBufferHandle};
 102pub use manifest_tree::ManifestProvidersStore;
 103use node_runtime::NodeRuntime;
 104use parking_lot::Mutex;
 105pub use prettier_store::PrettierStore;
 106use project_settings::{ProjectSettings, SettingsObserver, SettingsObserverEvent};
 107#[cfg(target_os = "windows")]
 108use remote::wsl_path_to_windows_path;
 109use remote::{RemoteClient, RemoteConnectionOptions};
 110use rpc::{
 111    AnyProtoClient, ErrorCode,
 112    proto::{LanguageServerPromptResponse, REMOTE_SERVER_PROJECT_ID},
 113};
 114use search::{SearchInputKind, SearchQuery, SearchResult};
 115use search_history::SearchHistory;
 116use settings::{InvalidSettingsError, RegisterSetting, Settings, SettingsLocation, SettingsStore};
 117use snippet::Snippet;
 118pub use snippet_provider;
 119use snippet_provider::SnippetProvider;
 120use std::{
 121    borrow::Cow,
 122    collections::BTreeMap,
 123    ffi::OsString,
 124    ops::{Not as _, Range},
 125    path::{Path, PathBuf},
 126    pin::pin,
 127    str::{self, FromStr},
 128    sync::Arc,
 129    time::Duration,
 130};
 131
 132use task_store::TaskStore;
 133use terminals::Terminals;
 134use text::{Anchor, BufferId, OffsetRangeExt, Point, Rope};
 135use toolchain_store::EmptyToolchainStore;
 136use util::{
 137    ResultExt as _, maybe,
 138    paths::{PathStyle, SanitizedPath, is_absolute},
 139    rel_path::RelPath,
 140};
 141use worktree::{CreatedEntry, Snapshot, Traversal};
 142pub use worktree::{
 143    Entry, EntryKind, FS_WATCH_LATENCY, File, LocalWorktree, PathChange, ProjectEntryId,
 144    UpdatedEntriesSet, UpdatedGitRepositoriesSet, Worktree, WorktreeId, WorktreeSettings,
 145};
 146use worktree_store::{WorktreeStore, WorktreeStoreEvent};
 147
 148pub use fs::*;
 149pub use language::Location;
 150#[cfg(any(test, feature = "test-support"))]
 151pub use prettier::FORMAT_SUFFIX as TEST_PRETTIER_FORMAT_SUFFIX;
 152pub use task_inventory::{
 153    BasicContextProvider, ContextProviderWithTasks, DebugScenarioContext, Inventory, TaskContexts,
 154    TaskSourceKind,
 155};
 156
 157pub use buffer_store::ProjectTransaction;
 158pub use lsp_store::{
 159    DiagnosticSummary, InvalidationStrategy, LanguageServerLogType, LanguageServerProgress,
 160    LanguageServerPromptRequest, LanguageServerStatus, LanguageServerToQuery, LspStore,
 161    LspStoreEvent, ProgressToken, SERVER_PROGRESS_THROTTLE_TIMEOUT,
 162};
 163pub use toolchain_store::{ToolchainStore, Toolchains};
 164const MAX_PROJECT_SEARCH_HISTORY_SIZE: usize = 500;
 165
 166#[derive(Clone, Copy, Debug)]
 167pub struct LocalProjectFlags {
 168    pub init_worktree_trust: bool,
 169    pub watch_global_configs: bool,
 170}
 171
 172impl Default for LocalProjectFlags {
 173    fn default() -> Self {
 174        Self {
 175            init_worktree_trust: true,
 176            watch_global_configs: true,
 177        }
 178    }
 179}
 180
 181pub trait ProjectItem: 'static {
 182    fn try_open(
 183        project: &Entity<Project>,
 184        path: &ProjectPath,
 185        cx: &mut App,
 186    ) -> Option<Task<Result<Entity<Self>>>>
 187    where
 188        Self: Sized;
 189    fn entry_id(&self, cx: &App) -> Option<ProjectEntryId>;
 190    fn project_path(&self, cx: &App) -> Option<ProjectPath>;
 191    fn is_dirty(&self) -> bool;
 192}
 193
 194#[derive(Clone)]
 195pub enum OpenedBufferEvent {
 196    Disconnected,
 197    Ok(BufferId),
 198    Err(BufferId, Arc<anyhow::Error>),
 199}
 200
 201/// Semantics-aware entity that is relevant to one or more [`Worktree`] with the files.
 202/// `Project` is responsible for tasks, LSP and collab queries, synchronizing worktree states accordingly.
 203/// Maps [`Worktree`] entries with its own logic using [`ProjectEntryId`] and [`ProjectPath`] structs.
 204///
 205/// Can be either local (for the project opened on the same host) or remote.(for collab projects, browsed by multiple remote users).
 206pub struct Project {
 207    active_entry: Option<ProjectEntryId>,
 208    buffer_ordered_messages_tx: mpsc::UnboundedSender<BufferOrderedMessage>,
 209    languages: Arc<LanguageRegistry>,
 210    dap_store: Entity<DapStore>,
 211    agent_server_store: Entity<AgentServerStore>,
 212
 213    breakpoint_store: Entity<BreakpointStore>,
 214    collab_client: Arc<client::Client>,
 215    join_project_response_message_id: u32,
 216    task_store: Entity<TaskStore>,
 217    user_store: Entity<UserStore>,
 218    fs: Arc<dyn Fs>,
 219    remote_client: Option<Entity<RemoteClient>>,
 220    // todo lw explain the client_state x remote_client matrix, its super confusing
 221    client_state: ProjectClientState,
 222    git_store: Entity<GitStore>,
 223    collaborators: HashMap<proto::PeerId, Collaborator>,
 224    client_subscriptions: Vec<client::Subscription>,
 225    worktree_store: Entity<WorktreeStore>,
 226    buffer_store: Entity<BufferStore>,
 227    context_server_store: Entity<ContextServerStore>,
 228    image_store: Entity<ImageStore>,
 229    lsp_store: Entity<LspStore>,
 230    _subscriptions: Vec<gpui::Subscription>,
 231    buffers_needing_diff: HashSet<WeakEntity<Buffer>>,
 232    git_diff_debouncer: DebouncedDelay<Self>,
 233    remotely_created_models: Arc<Mutex<RemotelyCreatedModels>>,
 234    terminals: Terminals,
 235    node: Option<NodeRuntime>,
 236    search_history: SearchHistory,
 237    search_included_history: SearchHistory,
 238    search_excluded_history: SearchHistory,
 239    snippets: Entity<SnippetProvider>,
 240    environment: Entity<ProjectEnvironment>,
 241    settings_observer: Entity<SettingsObserver>,
 242    toolchain_store: Option<Entity<ToolchainStore>>,
 243    agent_location: Option<AgentLocation>,
 244    downloading_files: Arc<Mutex<HashMap<(WorktreeId, String), DownloadingFile>>>,
 245}
 246
 247struct DownloadingFile {
 248    destination_path: PathBuf,
 249    chunks: Vec<u8>,
 250    total_size: u64,
 251    file_id: Option<u64>, // Set when we receive the State message
 252}
 253
 254#[derive(Clone, Debug, PartialEq, Eq)]
 255pub struct AgentLocation {
 256    pub buffer: WeakEntity<Buffer>,
 257    pub position: Anchor,
 258}
 259
 260#[derive(Default)]
 261struct RemotelyCreatedModels {
 262    worktrees: Vec<Entity<Worktree>>,
 263    buffers: Vec<Entity<Buffer>>,
 264    retain_count: usize,
 265}
 266
 267struct RemotelyCreatedModelGuard {
 268    remote_models: std::sync::Weak<Mutex<RemotelyCreatedModels>>,
 269}
 270
 271impl Drop for RemotelyCreatedModelGuard {
 272    fn drop(&mut self) {
 273        if let Some(remote_models) = self.remote_models.upgrade() {
 274            let mut remote_models = remote_models.lock();
 275            assert!(
 276                remote_models.retain_count > 0,
 277                "RemotelyCreatedModelGuard dropped too many times"
 278            );
 279            remote_models.retain_count -= 1;
 280            if remote_models.retain_count == 0 {
 281                remote_models.buffers.clear();
 282                remote_models.worktrees.clear();
 283            }
 284        }
 285    }
 286}
 287/// Message ordered with respect to buffer operations
 288#[derive(Debug)]
 289enum BufferOrderedMessage {
 290    Operation {
 291        buffer_id: BufferId,
 292        operation: proto::Operation,
 293    },
 294    LanguageServerUpdate {
 295        language_server_id: LanguageServerId,
 296        message: proto::update_language_server::Variant,
 297        name: Option<LanguageServerName>,
 298    },
 299    Resync,
 300}
 301
 302#[derive(Debug)]
 303enum ProjectClientState {
 304    /// Single-player mode.
 305    Local,
 306    /// Multi-player mode but still a local project.
 307    Shared { remote_id: u64 },
 308    /// Multi-player mode but working on a remote project.
 309    Remote {
 310        sharing_has_stopped: bool,
 311        capability: Capability,
 312        remote_id: u64,
 313        replica_id: ReplicaId,
 314    },
 315}
 316
 317/// A link to display in a toast notification, useful to point to documentation.
 318#[derive(PartialEq, Debug, Clone)]
 319pub struct ToastLink {
 320    pub label: &'static str,
 321    pub url: &'static str,
 322}
 323
 324#[derive(Clone, Debug, PartialEq)]
 325pub enum Event {
 326    LanguageServerAdded(LanguageServerId, LanguageServerName, Option<WorktreeId>),
 327    LanguageServerRemoved(LanguageServerId),
 328    LanguageServerLog(LanguageServerId, LanguageServerLogType, String),
 329    // [`lsp::notification::DidOpenTextDocument`] was sent to this server using the buffer data.
 330    // Zed's buffer-related data is updated accordingly.
 331    LanguageServerBufferRegistered {
 332        server_id: LanguageServerId,
 333        buffer_id: BufferId,
 334        buffer_abs_path: PathBuf,
 335        name: Option<LanguageServerName>,
 336    },
 337    ToggleLspLogs {
 338        server_id: LanguageServerId,
 339        enabled: bool,
 340        toggled_log_kind: LogKind,
 341    },
 342    Toast {
 343        notification_id: SharedString,
 344        message: String,
 345        /// Optional link to display as a button in the toast.
 346        link: Option<ToastLink>,
 347    },
 348    HideToast {
 349        notification_id: SharedString,
 350    },
 351    LanguageServerPrompt(LanguageServerPromptRequest),
 352    LanguageNotFound(Entity<Buffer>),
 353    ActiveEntryChanged(Option<ProjectEntryId>),
 354    ActivateProjectPanel,
 355    WorktreeAdded(WorktreeId),
 356    WorktreeOrderChanged,
 357    WorktreeRemoved(WorktreeId),
 358    WorktreeUpdatedEntries(WorktreeId, UpdatedEntriesSet),
 359    DiskBasedDiagnosticsStarted {
 360        language_server_id: LanguageServerId,
 361    },
 362    DiskBasedDiagnosticsFinished {
 363        language_server_id: LanguageServerId,
 364    },
 365    DiagnosticsUpdated {
 366        paths: Vec<ProjectPath>,
 367        language_server_id: LanguageServerId,
 368    },
 369    RemoteIdChanged(Option<u64>),
 370    DisconnectedFromHost,
 371    DisconnectedFromRemote {
 372        server_not_running: bool,
 373    },
 374    Closed,
 375    DeletedEntry(WorktreeId, ProjectEntryId),
 376    CollaboratorUpdated {
 377        old_peer_id: proto::PeerId,
 378        new_peer_id: proto::PeerId,
 379    },
 380    CollaboratorJoined(proto::PeerId),
 381    CollaboratorLeft(proto::PeerId),
 382    HostReshared,
 383    Reshared,
 384    Rejoined,
 385    RefreshInlayHints {
 386        server_id: LanguageServerId,
 387        request_id: Option<usize>,
 388    },
 389    RefreshSemanticTokens {
 390        server_id: LanguageServerId,
 391        request_id: Option<usize>,
 392    },
 393    RefreshCodeLens,
 394    RevealInProjectPanel(ProjectEntryId),
 395    SnippetEdit(BufferId, Vec<(lsp::Range, Snippet)>),
 396    ExpandedAllForEntry(WorktreeId, ProjectEntryId),
 397    EntryRenamed(ProjectTransaction, ProjectPath, PathBuf),
 398    WorkspaceEditApplied(ProjectTransaction),
 399    AgentLocationChanged,
 400    BufferEdited,
 401}
 402
 403pub struct AgentLocationChanged;
 404
 405pub enum DebugAdapterClientState {
 406    Starting(Task<Option<Arc<DebugAdapterClient>>>),
 407    Running(Arc<DebugAdapterClient>),
 408}
 409
 410#[derive(Clone, Debug, Eq, PartialEq, Hash, PartialOrd, Ord)]
 411pub struct ProjectPath {
 412    pub worktree_id: WorktreeId,
 413    pub path: Arc<RelPath>,
 414}
 415
 416impl ProjectPath {
 417    pub fn from_file(value: &dyn language::File, cx: &App) -> Self {
 418        ProjectPath {
 419            worktree_id: value.worktree_id(cx),
 420            path: value.path().clone(),
 421        }
 422    }
 423
 424    pub fn from_proto(p: proto::ProjectPath) -> Option<Self> {
 425        Some(Self {
 426            worktree_id: WorktreeId::from_proto(p.worktree_id),
 427            path: RelPath::from_proto(&p.path).log_err()?,
 428        })
 429    }
 430
 431    pub fn to_proto(&self) -> proto::ProjectPath {
 432        proto::ProjectPath {
 433            worktree_id: self.worktree_id.to_proto(),
 434            path: self.path.as_ref().to_proto(),
 435        }
 436    }
 437
 438    pub fn root_path(worktree_id: WorktreeId) -> Self {
 439        Self {
 440            worktree_id,
 441            path: RelPath::empty().into(),
 442        }
 443    }
 444
 445    pub fn starts_with(&self, other: &ProjectPath) -> bool {
 446        self.worktree_id == other.worktree_id && self.path.starts_with(&other.path)
 447    }
 448}
 449
 450#[derive(Debug, Default)]
 451pub enum PrepareRenameResponse {
 452    Success(Range<Anchor>),
 453    OnlyUnpreparedRenameSupported,
 454    #[default]
 455    InvalidPosition,
 456}
 457
 458#[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
 459pub enum InlayId {
 460    EditPrediction(usize),
 461    DebuggerValue(usize),
 462    // LSP
 463    Hint(usize),
 464    Color(usize),
 465    ReplResult(usize),
 466}
 467
 468impl InlayId {
 469    pub fn id(&self) -> usize {
 470        match self {
 471            Self::EditPrediction(id) => *id,
 472            Self::DebuggerValue(id) => *id,
 473            Self::Hint(id) => *id,
 474            Self::Color(id) => *id,
 475            Self::ReplResult(id) => *id,
 476        }
 477    }
 478}
 479
 480#[derive(Debug, Clone, PartialEq, Eq)]
 481pub struct InlayHint {
 482    pub position: language::Anchor,
 483    pub label: InlayHintLabel,
 484    pub kind: Option<InlayHintKind>,
 485    pub padding_left: bool,
 486    pub padding_right: bool,
 487    pub tooltip: Option<InlayHintTooltip>,
 488    pub resolve_state: ResolveState,
 489}
 490
 491/// The user's intent behind a given completion confirmation.
 492#[derive(PartialEq, Eq, Hash, Debug, Clone, Copy)]
 493pub enum CompletionIntent {
 494    /// The user intends to 'commit' this result, if possible.
 495    /// Completion confirmations should run side effects.
 496    ///
 497    /// For LSP completions, will respect the setting `completions.lsp_insert_mode`.
 498    Complete,
 499    /// Similar to [Self::Complete], but behaves like `lsp_insert_mode` is set to `insert`.
 500    CompleteWithInsert,
 501    /// Similar to [Self::Complete], but behaves like `lsp_insert_mode` is set to `replace`.
 502    CompleteWithReplace,
 503    /// The user intends to continue 'composing' this completion.
 504    /// Completion confirmations should not run side effects and
 505    /// let the user continue composing their action.
 506    Compose,
 507}
 508
 509impl CompletionIntent {
 510    pub fn is_complete(&self) -> bool {
 511        self == &Self::Complete
 512    }
 513
 514    pub fn is_compose(&self) -> bool {
 515        self == &Self::Compose
 516    }
 517}
 518
 519/// Similar to `CoreCompletion`, but with extra metadata attached.
 520#[derive(Clone)]
 521pub struct Completion {
 522    /// The range of text that will be replaced by this completion.
 523    pub replace_range: Range<Anchor>,
 524    /// The new text that will be inserted.
 525    pub new_text: String,
 526    /// A label for this completion that is shown in the menu.
 527    pub label: CodeLabel,
 528    /// The documentation for this completion.
 529    pub documentation: Option<CompletionDocumentation>,
 530    /// Completion data source which it was constructed from.
 531    pub source: CompletionSource,
 532    /// A path to an icon for this completion that is shown in the menu.
 533    pub icon_path: Option<SharedString>,
 534    /// Text starting here and ending at the cursor will be used as the query for filtering this completion.
 535    ///
 536    /// If None, the start of the surrounding word is used.
 537    pub match_start: Option<text::Anchor>,
 538    /// Key used for de-duplicating snippets. If None, always considered unique.
 539    pub snippet_deduplication_key: Option<(usize, usize)>,
 540    /// Whether to adjust indentation (the default) or not.
 541    pub insert_text_mode: Option<InsertTextMode>,
 542    /// An optional callback to invoke when this completion is confirmed.
 543    /// Returns whether new completions should be retriggered after the current one.
 544    /// If `true` is returned, the editor will show a new completion menu after this completion is confirmed.
 545    /// if no confirmation is provided or `false` is returned, the completion will be committed.
 546    pub confirm: Option<Arc<dyn Send + Sync + Fn(CompletionIntent, &mut Window, &mut App) -> bool>>,
 547}
 548
 549#[derive(Debug, Clone)]
 550pub enum CompletionSource {
 551    Lsp {
 552        /// The alternate `insert` range, if provided by the LSP server.
 553        insert_range: Option<Range<Anchor>>,
 554        /// The id of the language server that produced this completion.
 555        server_id: LanguageServerId,
 556        /// The raw completion provided by the language server.
 557        lsp_completion: Box<lsp::CompletionItem>,
 558        /// A set of defaults for this completion item.
 559        lsp_defaults: Option<Arc<lsp::CompletionListItemDefaults>>,
 560        /// Whether this completion has been resolved, to ensure it happens once per completion.
 561        resolved: bool,
 562    },
 563    Dap {
 564        /// The sort text for this completion.
 565        sort_text: String,
 566    },
 567    Custom,
 568    BufferWord {
 569        word_range: Range<Anchor>,
 570        resolved: bool,
 571    },
 572}
 573
 574impl CompletionSource {
 575    pub fn server_id(&self) -> Option<LanguageServerId> {
 576        if let CompletionSource::Lsp { server_id, .. } = self {
 577            Some(*server_id)
 578        } else {
 579            None
 580        }
 581    }
 582
 583    pub fn lsp_completion(&self, apply_defaults: bool) -> Option<Cow<'_, lsp::CompletionItem>> {
 584        if let Self::Lsp {
 585            lsp_completion,
 586            lsp_defaults,
 587            ..
 588        } = self
 589        {
 590            if apply_defaults && let Some(lsp_defaults) = lsp_defaults {
 591                let mut completion_with_defaults = *lsp_completion.clone();
 592                let default_commit_characters = lsp_defaults.commit_characters.as_ref();
 593                let default_edit_range = lsp_defaults.edit_range.as_ref();
 594                let default_insert_text_format = lsp_defaults.insert_text_format.as_ref();
 595                let default_insert_text_mode = lsp_defaults.insert_text_mode.as_ref();
 596
 597                if default_commit_characters.is_some()
 598                    || default_edit_range.is_some()
 599                    || default_insert_text_format.is_some()
 600                    || default_insert_text_mode.is_some()
 601                {
 602                    if completion_with_defaults.commit_characters.is_none()
 603                        && default_commit_characters.is_some()
 604                    {
 605                        completion_with_defaults.commit_characters =
 606                            default_commit_characters.cloned()
 607                    }
 608                    if completion_with_defaults.text_edit.is_none() {
 609                        match default_edit_range {
 610                            Some(lsp::CompletionListItemDefaultsEditRange::Range(range)) => {
 611                                completion_with_defaults.text_edit =
 612                                    Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
 613                                        range: *range,
 614                                        new_text: completion_with_defaults.label.clone(),
 615                                    }))
 616                            }
 617                            Some(lsp::CompletionListItemDefaultsEditRange::InsertAndReplace {
 618                                insert,
 619                                replace,
 620                            }) => {
 621                                completion_with_defaults.text_edit =
 622                                    Some(lsp::CompletionTextEdit::InsertAndReplace(
 623                                        lsp::InsertReplaceEdit {
 624                                            new_text: completion_with_defaults.label.clone(),
 625                                            insert: *insert,
 626                                            replace: *replace,
 627                                        },
 628                                    ))
 629                            }
 630                            None => {}
 631                        }
 632                    }
 633                    if completion_with_defaults.insert_text_format.is_none()
 634                        && default_insert_text_format.is_some()
 635                    {
 636                        completion_with_defaults.insert_text_format =
 637                            default_insert_text_format.cloned()
 638                    }
 639                    if completion_with_defaults.insert_text_mode.is_none()
 640                        && default_insert_text_mode.is_some()
 641                    {
 642                        completion_with_defaults.insert_text_mode =
 643                            default_insert_text_mode.cloned()
 644                    }
 645                }
 646                return Some(Cow::Owned(completion_with_defaults));
 647            }
 648            Some(Cow::Borrowed(lsp_completion))
 649        } else {
 650            None
 651        }
 652    }
 653}
 654
 655impl std::fmt::Debug for Completion {
 656    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 657        f.debug_struct("Completion")
 658            .field("replace_range", &self.replace_range)
 659            .field("new_text", &self.new_text)
 660            .field("label", &self.label)
 661            .field("documentation", &self.documentation)
 662            .field("source", &self.source)
 663            .finish()
 664    }
 665}
 666
 667/// Response from a source of completions.
 668pub struct CompletionResponse {
 669    pub completions: Vec<Completion>,
 670    pub display_options: CompletionDisplayOptions,
 671    /// When false, indicates that the list is complete and does not need to be re-queried if it
 672    /// can be filtered instead.
 673    pub is_incomplete: bool,
 674}
 675
 676#[derive(Default)]
 677pub struct CompletionDisplayOptions {
 678    pub dynamic_width: bool,
 679}
 680
 681impl CompletionDisplayOptions {
 682    pub fn merge(&mut self, other: &CompletionDisplayOptions) {
 683        self.dynamic_width = self.dynamic_width && other.dynamic_width;
 684    }
 685}
 686
 687/// Response from language server completion request.
 688#[derive(Clone, Debug, Default)]
 689pub(crate) struct CoreCompletionResponse {
 690    pub completions: Vec<CoreCompletion>,
 691    /// When false, indicates that the list is complete and does not need to be re-queried if it
 692    /// can be filtered instead.
 693    pub is_incomplete: bool,
 694}
 695
 696/// A generic completion that can come from different sources.
 697#[derive(Clone, Debug)]
 698pub(crate) struct CoreCompletion {
 699    replace_range: Range<Anchor>,
 700    new_text: String,
 701    source: CompletionSource,
 702}
 703
 704/// A code action provided by a language server.
 705#[derive(Clone, Debug, PartialEq)]
 706pub struct CodeAction {
 707    /// The id of the language server that produced this code action.
 708    pub server_id: LanguageServerId,
 709    /// The range of the buffer where this code action is applicable.
 710    pub range: Range<Anchor>,
 711    /// The raw code action provided by the language server.
 712    /// Can be either an action or a command.
 713    pub lsp_action: LspAction,
 714    /// Whether the action needs to be resolved using the language server.
 715    pub resolved: bool,
 716}
 717
 718/// An action sent back by a language server.
 719#[derive(Clone, Debug, PartialEq)]
 720pub enum LspAction {
 721    /// An action with the full data, may have a command or may not.
 722    /// May require resolving.
 723    Action(Box<lsp::CodeAction>),
 724    /// A command data to run as an action.
 725    Command(lsp::Command),
 726    /// A code lens data to run as an action.
 727    CodeLens(lsp::CodeLens),
 728}
 729
 730impl LspAction {
 731    pub fn title(&self) -> &str {
 732        match self {
 733            Self::Action(action) => &action.title,
 734            Self::Command(command) => &command.title,
 735            Self::CodeLens(lens) => lens
 736                .command
 737                .as_ref()
 738                .map(|command| command.title.as_str())
 739                .unwrap_or("Unknown command"),
 740        }
 741    }
 742
 743    pub fn action_kind(&self) -> Option<lsp::CodeActionKind> {
 744        match self {
 745            Self::Action(action) => action.kind.clone(),
 746            Self::Command(_) => Some(lsp::CodeActionKind::new("command")),
 747            Self::CodeLens(_) => Some(lsp::CodeActionKind::new("code lens")),
 748        }
 749    }
 750
 751    fn edit(&self) -> Option<&lsp::WorkspaceEdit> {
 752        match self {
 753            Self::Action(action) => action.edit.as_ref(),
 754            Self::Command(_) => None,
 755            Self::CodeLens(_) => None,
 756        }
 757    }
 758
 759    fn command(&self) -> Option<&lsp::Command> {
 760        match self {
 761            Self::Action(action) => action.command.as_ref(),
 762            Self::Command(command) => Some(command),
 763            Self::CodeLens(lens) => lens.command.as_ref(),
 764        }
 765    }
 766}
 767
 768#[derive(Debug, Clone, PartialEq, Eq)]
 769pub enum ResolveState {
 770    Resolved,
 771    CanResolve(LanguageServerId, Option<lsp::LSPAny>),
 772    Resolving,
 773}
 774impl InlayHint {
 775    pub fn text(&self) -> Rope {
 776        match &self.label {
 777            InlayHintLabel::String(s) => Rope::from(s),
 778            InlayHintLabel::LabelParts(parts) => parts.iter().map(|part| &*part.value).collect(),
 779        }
 780    }
 781}
 782
 783#[derive(Debug, Clone, PartialEq, Eq)]
 784pub enum InlayHintLabel {
 785    String(String),
 786    LabelParts(Vec<InlayHintLabelPart>),
 787}
 788
 789#[derive(Debug, Clone, PartialEq, Eq)]
 790pub struct InlayHintLabelPart {
 791    pub value: String,
 792    pub tooltip: Option<InlayHintLabelPartTooltip>,
 793    pub location: Option<(LanguageServerId, lsp::Location)>,
 794}
 795
 796#[derive(Debug, Clone, PartialEq, Eq)]
 797pub enum InlayHintTooltip {
 798    String(String),
 799    MarkupContent(MarkupContent),
 800}
 801
 802#[derive(Debug, Clone, PartialEq, Eq)]
 803pub enum InlayHintLabelPartTooltip {
 804    String(String),
 805    MarkupContent(MarkupContent),
 806}
 807
 808#[derive(Debug, Clone, PartialEq, Eq)]
 809pub struct MarkupContent {
 810    pub kind: HoverBlockKind,
 811    pub value: String,
 812}
 813
 814#[derive(Debug, Clone, PartialEq)]
 815pub struct LocationLink {
 816    pub origin: Option<Location>,
 817    pub target: Location,
 818}
 819
 820#[derive(Debug)]
 821pub struct DocumentHighlight {
 822    pub range: Range<language::Anchor>,
 823    pub kind: DocumentHighlightKind,
 824}
 825
 826#[derive(Clone, Debug)]
 827pub struct Symbol {
 828    pub language_server_name: LanguageServerName,
 829    pub source_worktree_id: WorktreeId,
 830    pub source_language_server_id: LanguageServerId,
 831    pub path: SymbolLocation,
 832    pub label: CodeLabel,
 833    pub name: String,
 834    pub kind: lsp::SymbolKind,
 835    pub range: Range<Unclipped<PointUtf16>>,
 836    pub container_name: Option<String>,
 837}
 838
 839#[derive(Clone, Debug)]
 840pub struct DocumentSymbol {
 841    pub name: String,
 842    pub kind: lsp::SymbolKind,
 843    pub range: Range<Unclipped<PointUtf16>>,
 844    pub selection_range: Range<Unclipped<PointUtf16>>,
 845    pub children: Vec<DocumentSymbol>,
 846}
 847
 848#[derive(Clone, Debug, PartialEq)]
 849pub struct HoverBlock {
 850    pub text: String,
 851    pub kind: HoverBlockKind,
 852}
 853
 854#[derive(Clone, Debug, PartialEq, Eq)]
 855pub enum HoverBlockKind {
 856    PlainText,
 857    Markdown,
 858    Code { language: String },
 859}
 860
 861#[derive(Debug, Clone)]
 862pub struct Hover {
 863    pub contents: Vec<HoverBlock>,
 864    pub range: Option<Range<language::Anchor>>,
 865    pub language: Option<Arc<Language>>,
 866}
 867
 868impl Hover {
 869    pub fn is_empty(&self) -> bool {
 870        self.contents.iter().all(|block| block.text.is_empty())
 871    }
 872}
 873
 874enum EntitySubscription {
 875    Project(PendingEntitySubscription<Project>),
 876    BufferStore(PendingEntitySubscription<BufferStore>),
 877    GitStore(PendingEntitySubscription<GitStore>),
 878    WorktreeStore(PendingEntitySubscription<WorktreeStore>),
 879    LspStore(PendingEntitySubscription<LspStore>),
 880    SettingsObserver(PendingEntitySubscription<SettingsObserver>),
 881    DapStore(PendingEntitySubscription<DapStore>),
 882    BreakpointStore(PendingEntitySubscription<BreakpointStore>),
 883}
 884
 885#[derive(Debug, Clone)]
 886pub struct DirectoryItem {
 887    pub path: PathBuf,
 888    pub is_dir: bool,
 889}
 890
 891#[derive(Clone, Debug, PartialEq)]
 892pub struct DocumentColor {
 893    pub lsp_range: lsp::Range,
 894    pub color: lsp::Color,
 895    pub resolved: bool,
 896    pub color_presentations: Vec<ColorPresentation>,
 897}
 898
 899impl Eq for DocumentColor {}
 900
 901impl std::hash::Hash for DocumentColor {
 902    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
 903        self.lsp_range.hash(state);
 904        self.color.red.to_bits().hash(state);
 905        self.color.green.to_bits().hash(state);
 906        self.color.blue.to_bits().hash(state);
 907        self.color.alpha.to_bits().hash(state);
 908        self.resolved.hash(state);
 909        self.color_presentations.hash(state);
 910    }
 911}
 912
 913#[derive(Clone, Debug, PartialEq, Eq)]
 914pub struct ColorPresentation {
 915    pub label: SharedString,
 916    pub text_edit: Option<lsp::TextEdit>,
 917    pub additional_text_edits: Vec<lsp::TextEdit>,
 918}
 919
 920impl std::hash::Hash for ColorPresentation {
 921    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
 922        self.label.hash(state);
 923        if let Some(ref edit) = self.text_edit {
 924            edit.range.hash(state);
 925            edit.new_text.hash(state);
 926        }
 927        self.additional_text_edits.len().hash(state);
 928        for edit in &self.additional_text_edits {
 929            edit.range.hash(state);
 930            edit.new_text.hash(state);
 931        }
 932    }
 933}
 934
 935#[derive(Clone)]
 936pub enum DirectoryLister {
 937    Project(Entity<Project>),
 938    Local(Entity<Project>, Arc<dyn Fs>),
 939}
 940
 941impl std::fmt::Debug for DirectoryLister {
 942    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 943        match self {
 944            DirectoryLister::Project(project) => {
 945                write!(f, "DirectoryLister::Project({project:?})")
 946            }
 947            DirectoryLister::Local(project, _) => {
 948                write!(f, "DirectoryLister::Local({project:?})")
 949            }
 950        }
 951    }
 952}
 953
 954impl DirectoryLister {
 955    pub fn is_local(&self, cx: &App) -> bool {
 956        match self {
 957            DirectoryLister::Local(..) => true,
 958            DirectoryLister::Project(project) => project.read(cx).is_local(),
 959        }
 960    }
 961
 962    pub fn resolve_tilde<'a>(&self, path: &'a String, cx: &App) -> Cow<'a, str> {
 963        if self.is_local(cx) {
 964            shellexpand::tilde(path)
 965        } else {
 966            Cow::from(path)
 967        }
 968    }
 969
 970    pub fn default_query(&self, cx: &mut App) -> String {
 971        let project = match self {
 972            DirectoryLister::Project(project) => project,
 973            DirectoryLister::Local(project, _) => project,
 974        }
 975        .read(cx);
 976        let path_style = project.path_style(cx);
 977        project
 978            .visible_worktrees(cx)
 979            .next()
 980            .map(|worktree| worktree.read(cx).abs_path().to_string_lossy().into_owned())
 981            .or_else(|| std::env::home_dir().map(|dir| dir.to_string_lossy().into_owned()))
 982            .map(|mut s| {
 983                s.push_str(path_style.primary_separator());
 984                s
 985            })
 986            .unwrap_or_else(|| {
 987                if path_style.is_windows() {
 988                    "C:\\"
 989                } else {
 990                    "~/"
 991                }
 992                .to_string()
 993            })
 994    }
 995
 996    pub fn list_directory(&self, path: String, cx: &mut App) -> Task<Result<Vec<DirectoryItem>>> {
 997        match self {
 998            DirectoryLister::Project(project) => {
 999                project.update(cx, |project, cx| project.list_directory(path, cx))
1000            }
1001            DirectoryLister::Local(_, fs) => {
1002                let fs = fs.clone();
1003                cx.background_spawn(async move {
1004                    let mut results = vec![];
1005                    let expanded = shellexpand::tilde(&path);
1006                    let query = Path::new(expanded.as_ref());
1007                    let mut response = fs.read_dir(query).await?;
1008                    while let Some(path) = response.next().await {
1009                        let path = path?;
1010                        if let Some(file_name) = path.file_name() {
1011                            results.push(DirectoryItem {
1012                                path: PathBuf::from(file_name.to_os_string()),
1013                                is_dir: fs.is_dir(&path).await,
1014                            });
1015                        }
1016                    }
1017                    Ok(results)
1018                })
1019            }
1020        }
1021    }
1022
1023    pub fn path_style(&self, cx: &App) -> PathStyle {
1024        match self {
1025            Self::Local(project, ..) | Self::Project(project, ..) => {
1026                project.read(cx).path_style(cx)
1027            }
1028        }
1029    }
1030}
1031
1032#[cfg(feature = "test-support")]
1033pub const DEFAULT_COMPLETION_CONTEXT: CompletionContext = CompletionContext {
1034    trigger_kind: lsp::CompletionTriggerKind::INVOKED,
1035    trigger_character: None,
1036};
1037
1038/// An LSP diagnostics associated with a certain language server.
1039#[derive(Clone, Debug, Default)]
1040pub enum LspPullDiagnostics {
1041    #[default]
1042    Default,
1043    Response {
1044        /// The id of the language server that produced diagnostics.
1045        server_id: LanguageServerId,
1046        /// URI of the resource,
1047        uri: lsp::Uri,
1048        /// The ID provided by the dynamic registration that produced diagnostics.
1049        registration_id: Option<SharedString>,
1050        /// The diagnostics produced by this language server.
1051        diagnostics: PulledDiagnostics,
1052    },
1053}
1054
1055#[derive(Clone, Debug)]
1056pub enum PulledDiagnostics {
1057    Unchanged {
1058        /// An ID the current pulled batch for this file.
1059        /// If given, can be used to query workspace diagnostics partially.
1060        result_id: SharedString,
1061    },
1062    Changed {
1063        result_id: Option<SharedString>,
1064        diagnostics: Vec<lsp::Diagnostic>,
1065    },
1066}
1067
1068/// Whether to disable all AI features in Zed.
1069///
1070/// Default: false
1071#[derive(Copy, Clone, Debug, RegisterSetting)]
1072pub struct DisableAiSettings {
1073    pub disable_ai: bool,
1074}
1075
1076impl settings::Settings for DisableAiSettings {
1077    fn from_settings(content: &settings::SettingsContent) -> Self {
1078        Self {
1079            disable_ai: content.project.disable_ai.unwrap().0,
1080        }
1081    }
1082}
1083
1084impl DisableAiSettings {
1085    /// Returns whether AI is disabled for the given file.
1086    ///
1087    /// This checks the project-level settings for the file's worktree,
1088    /// allowing `disable_ai` to be configured per-project in `.zed/settings.json`.
1089    pub fn is_ai_disabled_for_buffer(buffer: Option<&Entity<Buffer>>, cx: &App) -> bool {
1090        Self::is_ai_disabled_for_file(buffer.and_then(|buffer| buffer.read(cx).file()), cx)
1091    }
1092
1093    pub fn is_ai_disabled_for_file(file: Option<&Arc<dyn language::File>>, cx: &App) -> bool {
1094        let location = file.map(|f| settings::SettingsLocation {
1095            worktree_id: f.worktree_id(cx),
1096            path: f.path().as_ref(),
1097        });
1098        Self::get(location, cx).disable_ai
1099    }
1100}
1101
1102impl Project {
1103    pub fn init(client: &Arc<Client>, cx: &mut App) {
1104        connection_manager::init(client.clone(), cx);
1105
1106        let client: AnyProtoClient = client.clone().into();
1107        client.add_entity_message_handler(Self::handle_add_collaborator);
1108        client.add_entity_message_handler(Self::handle_update_project_collaborator);
1109        client.add_entity_message_handler(Self::handle_remove_collaborator);
1110        client.add_entity_message_handler(Self::handle_update_project);
1111        client.add_entity_message_handler(Self::handle_unshare_project);
1112        client.add_entity_request_handler(Self::handle_update_buffer);
1113        client.add_entity_message_handler(Self::handle_update_worktree);
1114        client.add_entity_request_handler(Self::handle_synchronize_buffers);
1115
1116        client.add_entity_request_handler(Self::handle_search_candidate_buffers);
1117        client.add_entity_request_handler(Self::handle_open_buffer_by_id);
1118        client.add_entity_request_handler(Self::handle_open_buffer_by_path);
1119        client.add_entity_request_handler(Self::handle_open_new_buffer);
1120        client.add_entity_message_handler(Self::handle_create_buffer_for_peer);
1121        client.add_entity_message_handler(Self::handle_toggle_lsp_logs);
1122        client.add_entity_message_handler(Self::handle_create_image_for_peer);
1123        client.add_entity_request_handler(Self::handle_find_search_candidates_chunk);
1124        client.add_entity_message_handler(Self::handle_find_search_candidates_cancel);
1125        client.add_entity_message_handler(Self::handle_create_file_for_peer);
1126
1127        WorktreeStore::init(&client);
1128        BufferStore::init(&client);
1129        LspStore::init(&client);
1130        GitStore::init(&client);
1131        SettingsObserver::init(&client);
1132        TaskStore::init(Some(&client));
1133        ToolchainStore::init(&client);
1134        DapStore::init(&client, cx);
1135        BreakpointStore::init(&client);
1136        context_server_store::init(cx);
1137    }
1138
1139    pub fn local(
1140        client: Arc<Client>,
1141        node: NodeRuntime,
1142        user_store: Entity<UserStore>,
1143        languages: Arc<LanguageRegistry>,
1144        fs: Arc<dyn Fs>,
1145        env: Option<HashMap<String, String>>,
1146        flags: LocalProjectFlags,
1147        cx: &mut App,
1148    ) -> Entity<Self> {
1149        cx.new(|cx: &mut Context<Self>| {
1150            let (tx, rx) = mpsc::unbounded();
1151            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1152                .detach();
1153            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1154            let worktree_store =
1155                cx.new(|cx| WorktreeStore::local(false, fs.clone(), WorktreeIdCounter::get(cx)));
1156            if flags.init_worktree_trust {
1157                trusted_worktrees::track_worktree_trust(
1158                    worktree_store.clone(),
1159                    None,
1160                    None,
1161                    None,
1162                    cx,
1163                );
1164            }
1165            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1166                .detach();
1167
1168            let weak_self = cx.weak_entity();
1169            let context_server_store = cx.new(|cx| {
1170                ContextServerStore::local(
1171                    worktree_store.clone(),
1172                    Some(weak_self.clone()),
1173                    false,
1174                    cx,
1175                )
1176            });
1177
1178            let environment = cx.new(|cx| {
1179                ProjectEnvironment::new(env, worktree_store.downgrade(), None, false, cx)
1180            });
1181            let manifest_tree = ManifestTree::new(worktree_store.clone(), cx);
1182            let toolchain_store = cx.new(|cx| {
1183                ToolchainStore::local(
1184                    languages.clone(),
1185                    worktree_store.clone(),
1186                    environment.clone(),
1187                    manifest_tree.clone(),
1188                    fs.clone(),
1189                    cx,
1190                )
1191            });
1192
1193            let buffer_store = cx.new(|cx| BufferStore::local(worktree_store.clone(), cx));
1194            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1195                .detach();
1196
1197            let breakpoint_store =
1198                cx.new(|_| BreakpointStore::local(worktree_store.clone(), buffer_store.clone()));
1199
1200            let dap_store = cx.new(|cx| {
1201                DapStore::new_local(
1202                    client.http_client(),
1203                    node.clone(),
1204                    fs.clone(),
1205                    environment.clone(),
1206                    toolchain_store.read(cx).as_language_toolchain_store(),
1207                    worktree_store.clone(),
1208                    breakpoint_store.clone(),
1209                    false,
1210                    cx,
1211                )
1212            });
1213            cx.subscribe(&dap_store, Self::on_dap_store_event).detach();
1214
1215            let image_store = cx.new(|cx| ImageStore::local(worktree_store.clone(), cx));
1216            cx.subscribe(&image_store, Self::on_image_store_event)
1217                .detach();
1218
1219            let prettier_store = cx.new(|cx| {
1220                PrettierStore::new(
1221                    node.clone(),
1222                    fs.clone(),
1223                    languages.clone(),
1224                    worktree_store.clone(),
1225                    cx,
1226                )
1227            });
1228
1229            let task_store = cx.new(|cx| {
1230                TaskStore::local(
1231                    buffer_store.downgrade(),
1232                    worktree_store.clone(),
1233                    toolchain_store.read(cx).as_language_toolchain_store(),
1234                    environment.clone(),
1235                    cx,
1236                )
1237            });
1238
1239            let settings_observer = cx.new(|cx| {
1240                SettingsObserver::new_local(
1241                    fs.clone(),
1242                    worktree_store.clone(),
1243                    task_store.clone(),
1244                    flags.watch_global_configs,
1245                    cx,
1246                )
1247            });
1248            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1249                .detach();
1250
1251            let lsp_store = cx.new(|cx| {
1252                LspStore::new_local(
1253                    buffer_store.clone(),
1254                    worktree_store.clone(),
1255                    prettier_store.clone(),
1256                    toolchain_store
1257                        .read(cx)
1258                        .as_local_store()
1259                        .expect("Toolchain store to be local")
1260                        .clone(),
1261                    environment.clone(),
1262                    manifest_tree,
1263                    languages.clone(),
1264                    client.http_client(),
1265                    fs.clone(),
1266                    cx,
1267                )
1268            });
1269
1270            let git_store = cx.new(|cx| {
1271                GitStore::local(
1272                    &worktree_store,
1273                    buffer_store.clone(),
1274                    environment.clone(),
1275                    fs.clone(),
1276                    cx,
1277                )
1278            });
1279
1280            let agent_server_store = cx.new(|cx| {
1281                AgentServerStore::local(
1282                    node.clone(),
1283                    fs.clone(),
1284                    environment.clone(),
1285                    client.http_client(),
1286                    cx,
1287                )
1288            });
1289
1290            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1291
1292            Self {
1293                buffer_ordered_messages_tx: tx,
1294                collaborators: Default::default(),
1295                worktree_store,
1296                buffer_store,
1297                image_store,
1298                lsp_store,
1299                context_server_store,
1300                join_project_response_message_id: 0,
1301                client_state: ProjectClientState::Local,
1302                git_store,
1303                client_subscriptions: Vec::new(),
1304                _subscriptions: vec![cx.on_release(Self::release)],
1305                active_entry: None,
1306                snippets,
1307                languages,
1308                collab_client: client,
1309                task_store,
1310                user_store,
1311                settings_observer,
1312                fs,
1313                remote_client: None,
1314                breakpoint_store,
1315                dap_store,
1316                agent_server_store,
1317
1318                buffers_needing_diff: Default::default(),
1319                git_diff_debouncer: DebouncedDelay::new(),
1320                terminals: Terminals {
1321                    local_handles: Vec::new(),
1322                },
1323                node: Some(node),
1324                search_history: Self::new_search_history(),
1325                environment,
1326                remotely_created_models: Default::default(),
1327
1328                search_included_history: Self::new_search_history(),
1329                search_excluded_history: Self::new_search_history(),
1330
1331                toolchain_store: Some(toolchain_store),
1332
1333                agent_location: None,
1334                downloading_files: Default::default(),
1335            }
1336        })
1337    }
1338
1339    pub fn remote(
1340        remote: Entity<RemoteClient>,
1341        client: Arc<Client>,
1342        node: NodeRuntime,
1343        user_store: Entity<UserStore>,
1344        languages: Arc<LanguageRegistry>,
1345        fs: Arc<dyn Fs>,
1346        init_worktree_trust: bool,
1347        cx: &mut App,
1348    ) -> Entity<Self> {
1349        cx.new(|cx: &mut Context<Self>| {
1350            let (tx, rx) = mpsc::unbounded();
1351            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1352                .detach();
1353            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1354
1355            let (remote_proto, path_style, connection_options) =
1356                remote.read_with(cx, |remote, _| {
1357                    (
1358                        remote.proto_client(),
1359                        remote.path_style(),
1360                        remote.connection_options(),
1361                    )
1362                });
1363            let worktree_store = cx.new(|cx| {
1364                WorktreeStore::remote(
1365                    false,
1366                    remote_proto.clone(),
1367                    REMOTE_SERVER_PROJECT_ID,
1368                    path_style,
1369                    WorktreeIdCounter::get(cx),
1370                )
1371            });
1372
1373            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1374                .detach();
1375            if init_worktree_trust {
1376                trusted_worktrees::track_worktree_trust(
1377                    worktree_store.clone(),
1378                    Some(RemoteHostLocation::from(connection_options)),
1379                    None,
1380                    Some((remote_proto.clone(), ProjectId(REMOTE_SERVER_PROJECT_ID))),
1381                    cx,
1382                );
1383            }
1384
1385            let weak_self = cx.weak_entity();
1386
1387            let buffer_store = cx.new(|cx| {
1388                BufferStore::remote(
1389                    worktree_store.clone(),
1390                    remote.read(cx).proto_client(),
1391                    REMOTE_SERVER_PROJECT_ID,
1392                    cx,
1393                )
1394            });
1395            let image_store = cx.new(|cx| {
1396                ImageStore::remote(
1397                    worktree_store.clone(),
1398                    remote.read(cx).proto_client(),
1399                    REMOTE_SERVER_PROJECT_ID,
1400                    cx,
1401                )
1402            });
1403            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1404                .detach();
1405            let toolchain_store = cx.new(|cx| {
1406                ToolchainStore::remote(
1407                    REMOTE_SERVER_PROJECT_ID,
1408                    worktree_store.clone(),
1409                    remote.read(cx).proto_client(),
1410                    cx,
1411                )
1412            });
1413
1414            let task_store = cx.new(|cx| {
1415                TaskStore::remote(
1416                    buffer_store.downgrade(),
1417                    worktree_store.clone(),
1418                    toolchain_store.read(cx).as_language_toolchain_store(),
1419                    remote.read(cx).proto_client(),
1420                    REMOTE_SERVER_PROJECT_ID,
1421                    cx,
1422                )
1423            });
1424
1425            let settings_observer = cx.new(|cx| {
1426                SettingsObserver::new_remote(
1427                    fs.clone(),
1428                    worktree_store.clone(),
1429                    task_store.clone(),
1430                    Some(remote_proto.clone()),
1431                    false,
1432                    cx,
1433                )
1434            });
1435            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1436                .detach();
1437
1438            let context_server_store = cx.new(|cx| {
1439                ContextServerStore::remote(
1440                    rpc::proto::REMOTE_SERVER_PROJECT_ID,
1441                    remote.clone(),
1442                    worktree_store.clone(),
1443                    Some(weak_self.clone()),
1444                    cx,
1445                )
1446            });
1447
1448            let environment = cx.new(|cx| {
1449                ProjectEnvironment::new(
1450                    None,
1451                    worktree_store.downgrade(),
1452                    Some(remote.downgrade()),
1453                    false,
1454                    cx,
1455                )
1456            });
1457
1458            let lsp_store = cx.new(|cx| {
1459                LspStore::new_remote(
1460                    buffer_store.clone(),
1461                    worktree_store.clone(),
1462                    languages.clone(),
1463                    remote_proto.clone(),
1464                    REMOTE_SERVER_PROJECT_ID,
1465                    cx,
1466                )
1467            });
1468            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1469
1470            let breakpoint_store = cx.new(|_| {
1471                BreakpointStore::remote(
1472                    REMOTE_SERVER_PROJECT_ID,
1473                    remote_proto.clone(),
1474                    buffer_store.clone(),
1475                    worktree_store.clone(),
1476                )
1477            });
1478
1479            let dap_store = cx.new(|cx| {
1480                DapStore::new_remote(
1481                    REMOTE_SERVER_PROJECT_ID,
1482                    remote.clone(),
1483                    breakpoint_store.clone(),
1484                    worktree_store.clone(),
1485                    node.clone(),
1486                    client.http_client(),
1487                    fs.clone(),
1488                    cx,
1489                )
1490            });
1491
1492            let git_store = cx.new(|cx| {
1493                GitStore::remote(
1494                    &worktree_store,
1495                    buffer_store.clone(),
1496                    remote_proto.clone(),
1497                    REMOTE_SERVER_PROJECT_ID,
1498                    cx,
1499                )
1500            });
1501
1502            let agent_server_store =
1503                cx.new(|_| AgentServerStore::remote(REMOTE_SERVER_PROJECT_ID, remote.clone()));
1504
1505            cx.subscribe(&remote, Self::on_remote_client_event).detach();
1506
1507            let this = Self {
1508                buffer_ordered_messages_tx: tx,
1509                collaborators: Default::default(),
1510                worktree_store,
1511                buffer_store,
1512                image_store,
1513                lsp_store,
1514                context_server_store,
1515                breakpoint_store,
1516                dap_store,
1517                join_project_response_message_id: 0,
1518                client_state: ProjectClientState::Local,
1519                git_store,
1520                agent_server_store,
1521                client_subscriptions: Vec::new(),
1522                _subscriptions: vec![
1523                    cx.on_release(Self::release),
1524                    cx.on_app_quit(|this, cx| {
1525                        let shutdown = this.remote_client.take().and_then(|client| {
1526                            client.update(cx, |client, cx| {
1527                                client.shutdown_processes(
1528                                    Some(proto::ShutdownRemoteServer {}),
1529                                    cx.background_executor().clone(),
1530                                )
1531                            })
1532                        });
1533
1534                        cx.background_executor().spawn(async move {
1535                            if let Some(shutdown) = shutdown {
1536                                shutdown.await;
1537                            }
1538                        })
1539                    }),
1540                ],
1541                active_entry: None,
1542                snippets,
1543                languages,
1544                collab_client: client,
1545                task_store,
1546                user_store,
1547                settings_observer,
1548                fs,
1549                remote_client: Some(remote.clone()),
1550                buffers_needing_diff: Default::default(),
1551                git_diff_debouncer: DebouncedDelay::new(),
1552                terminals: Terminals {
1553                    local_handles: Vec::new(),
1554                },
1555                node: Some(node),
1556                search_history: Self::new_search_history(),
1557                environment,
1558                remotely_created_models: Default::default(),
1559
1560                search_included_history: Self::new_search_history(),
1561                search_excluded_history: Self::new_search_history(),
1562
1563                toolchain_store: Some(toolchain_store),
1564                agent_location: None,
1565                downloading_files: Default::default(),
1566            };
1567
1568            // remote server -> local machine handlers
1569            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &cx.entity());
1570            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.buffer_store);
1571            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.worktree_store);
1572            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.lsp_store);
1573            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.dap_store);
1574            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.breakpoint_store);
1575            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.settings_observer);
1576            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.git_store);
1577            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.agent_server_store);
1578
1579            remote_proto.add_entity_message_handler(Self::handle_create_buffer_for_peer);
1580            remote_proto.add_entity_message_handler(Self::handle_create_image_for_peer);
1581            remote_proto.add_entity_message_handler(Self::handle_create_file_for_peer);
1582            remote_proto.add_entity_message_handler(Self::handle_update_worktree);
1583            remote_proto.add_entity_message_handler(Self::handle_update_project);
1584            remote_proto.add_entity_message_handler(Self::handle_toast);
1585            remote_proto.add_entity_request_handler(Self::handle_language_server_prompt_request);
1586            remote_proto.add_entity_message_handler(Self::handle_hide_toast);
1587            remote_proto.add_entity_request_handler(Self::handle_update_buffer_from_remote_server);
1588            remote_proto.add_entity_request_handler(Self::handle_trust_worktrees);
1589            remote_proto.add_entity_request_handler(Self::handle_restrict_worktrees);
1590            remote_proto.add_entity_request_handler(Self::handle_find_search_candidates_chunk);
1591
1592            remote_proto.add_entity_message_handler(Self::handle_find_search_candidates_cancel);
1593            BufferStore::init(&remote_proto);
1594            WorktreeStore::init_remote(&remote_proto);
1595            LspStore::init(&remote_proto);
1596            SettingsObserver::init(&remote_proto);
1597            TaskStore::init(Some(&remote_proto));
1598            ToolchainStore::init(&remote_proto);
1599            DapStore::init(&remote_proto, cx);
1600            BreakpointStore::init(&remote_proto);
1601            GitStore::init(&remote_proto);
1602            AgentServerStore::init_remote(&remote_proto);
1603
1604            this
1605        })
1606    }
1607
1608    pub async fn in_room(
1609        remote_id: u64,
1610        client: Arc<Client>,
1611        user_store: Entity<UserStore>,
1612        languages: Arc<LanguageRegistry>,
1613        fs: Arc<dyn Fs>,
1614        cx: AsyncApp,
1615    ) -> Result<Entity<Self>> {
1616        client.connect(true, &cx).await.into_response()?;
1617
1618        let subscriptions = [
1619            EntitySubscription::Project(client.subscribe_to_entity::<Self>(remote_id)?),
1620            EntitySubscription::BufferStore(client.subscribe_to_entity::<BufferStore>(remote_id)?),
1621            EntitySubscription::GitStore(client.subscribe_to_entity::<GitStore>(remote_id)?),
1622            EntitySubscription::WorktreeStore(
1623                client.subscribe_to_entity::<WorktreeStore>(remote_id)?,
1624            ),
1625            EntitySubscription::LspStore(client.subscribe_to_entity::<LspStore>(remote_id)?),
1626            EntitySubscription::SettingsObserver(
1627                client.subscribe_to_entity::<SettingsObserver>(remote_id)?,
1628            ),
1629            EntitySubscription::DapStore(client.subscribe_to_entity::<DapStore>(remote_id)?),
1630            EntitySubscription::BreakpointStore(
1631                client.subscribe_to_entity::<BreakpointStore>(remote_id)?,
1632            ),
1633        ];
1634        let committer = get_git_committer(&cx).await;
1635        let response = client
1636            .request_envelope(proto::JoinProject {
1637                project_id: remote_id,
1638                committer_email: committer.email,
1639                committer_name: committer.name,
1640            })
1641            .await?;
1642        Self::from_join_project_response(
1643            response,
1644            subscriptions,
1645            client,
1646            false,
1647            user_store,
1648            languages,
1649            fs,
1650            cx,
1651        )
1652        .await
1653    }
1654
1655    async fn from_join_project_response(
1656        response: TypedEnvelope<proto::JoinProjectResponse>,
1657        subscriptions: [EntitySubscription; 8],
1658        client: Arc<Client>,
1659        run_tasks: bool,
1660        user_store: Entity<UserStore>,
1661        languages: Arc<LanguageRegistry>,
1662        fs: Arc<dyn Fs>,
1663        mut cx: AsyncApp,
1664    ) -> Result<Entity<Self>> {
1665        let remote_id = response.payload.project_id;
1666        let role = response.payload.role();
1667
1668        let path_style = if response.payload.windows_paths {
1669            PathStyle::Windows
1670        } else {
1671            PathStyle::Posix
1672        };
1673
1674        let worktree_store = cx.new(|cx| {
1675            WorktreeStore::remote(
1676                true,
1677                client.clone().into(),
1678                response.payload.project_id,
1679                path_style,
1680                WorktreeIdCounter::get(cx),
1681            )
1682        });
1683        let buffer_store = cx.new(|cx| {
1684            BufferStore::remote(worktree_store.clone(), client.clone().into(), remote_id, cx)
1685        });
1686        let image_store = cx.new(|cx| {
1687            ImageStore::remote(worktree_store.clone(), client.clone().into(), remote_id, cx)
1688        });
1689
1690        let environment =
1691            cx.new(|cx| ProjectEnvironment::new(None, worktree_store.downgrade(), None, true, cx));
1692        let breakpoint_store = cx.new(|_| {
1693            BreakpointStore::remote(
1694                remote_id,
1695                client.clone().into(),
1696                buffer_store.clone(),
1697                worktree_store.clone(),
1698            )
1699        });
1700        let dap_store = cx.new(|cx| {
1701            DapStore::new_collab(
1702                remote_id,
1703                client.clone().into(),
1704                breakpoint_store.clone(),
1705                worktree_store.clone(),
1706                fs.clone(),
1707                cx,
1708            )
1709        });
1710
1711        let lsp_store = cx.new(|cx| {
1712            LspStore::new_remote(
1713                buffer_store.clone(),
1714                worktree_store.clone(),
1715                languages.clone(),
1716                client.clone().into(),
1717                remote_id,
1718                cx,
1719            )
1720        });
1721
1722        let task_store = cx.new(|cx| {
1723            if run_tasks {
1724                TaskStore::remote(
1725                    buffer_store.downgrade(),
1726                    worktree_store.clone(),
1727                    Arc::new(EmptyToolchainStore),
1728                    client.clone().into(),
1729                    remote_id,
1730                    cx,
1731                )
1732            } else {
1733                TaskStore::Noop
1734            }
1735        });
1736
1737        let settings_observer = cx.new(|cx| {
1738            SettingsObserver::new_remote(
1739                fs.clone(),
1740                worktree_store.clone(),
1741                task_store.clone(),
1742                None,
1743                true,
1744                cx,
1745            )
1746        });
1747
1748        let git_store = cx.new(|cx| {
1749            GitStore::remote(
1750                // In this remote case we pass None for the environment
1751                &worktree_store,
1752                buffer_store.clone(),
1753                client.clone().into(),
1754                remote_id,
1755                cx,
1756            )
1757        });
1758
1759        let agent_server_store = cx.new(|_cx| AgentServerStore::collab());
1760        let replica_id = ReplicaId::new(response.payload.replica_id as u16);
1761
1762        let project = cx.new(|cx| {
1763            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1764
1765            let weak_self = cx.weak_entity();
1766            let context_server_store = cx.new(|cx| {
1767                ContextServerStore::local(worktree_store.clone(), Some(weak_self), false, cx)
1768            });
1769
1770            let mut worktrees = Vec::new();
1771            for worktree in response.payload.worktrees {
1772                let worktree = Worktree::remote(
1773                    remote_id,
1774                    replica_id,
1775                    worktree,
1776                    client.clone().into(),
1777                    path_style,
1778                    cx,
1779                );
1780                worktrees.push(worktree);
1781            }
1782
1783            let (tx, rx) = mpsc::unbounded();
1784            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1785                .detach();
1786
1787            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1788                .detach();
1789
1790            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1791                .detach();
1792            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1793            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1794                .detach();
1795
1796            cx.subscribe(&dap_store, Self::on_dap_store_event).detach();
1797
1798            let mut project = Self {
1799                buffer_ordered_messages_tx: tx,
1800                buffer_store: buffer_store.clone(),
1801                image_store,
1802                worktree_store: worktree_store.clone(),
1803                lsp_store: lsp_store.clone(),
1804                context_server_store,
1805                active_entry: None,
1806                collaborators: Default::default(),
1807                join_project_response_message_id: response.message_id,
1808                languages,
1809                user_store: user_store.clone(),
1810                task_store,
1811                snippets,
1812                fs,
1813                remote_client: None,
1814                settings_observer: settings_observer.clone(),
1815                client_subscriptions: Default::default(),
1816                _subscriptions: vec![cx.on_release(Self::release)],
1817                collab_client: client.clone(),
1818                client_state: ProjectClientState::Remote {
1819                    sharing_has_stopped: false,
1820                    capability: Capability::ReadWrite,
1821                    remote_id,
1822                    replica_id,
1823                },
1824                breakpoint_store: breakpoint_store.clone(),
1825                dap_store: dap_store.clone(),
1826                git_store: git_store.clone(),
1827                agent_server_store,
1828                buffers_needing_diff: Default::default(),
1829                git_diff_debouncer: DebouncedDelay::new(),
1830                terminals: Terminals {
1831                    local_handles: Vec::new(),
1832                },
1833                node: None,
1834                search_history: Self::new_search_history(),
1835                search_included_history: Self::new_search_history(),
1836                search_excluded_history: Self::new_search_history(),
1837                environment,
1838                remotely_created_models: Arc::new(Mutex::new(RemotelyCreatedModels::default())),
1839                toolchain_store: None,
1840                agent_location: None,
1841                downloading_files: Default::default(),
1842            };
1843            project.set_role(role, cx);
1844            for worktree in worktrees {
1845                project.add_worktree(&worktree, cx);
1846            }
1847            project
1848        });
1849
1850        let weak_project = project.downgrade();
1851        lsp_store.update(&mut cx, |lsp_store, cx| {
1852            lsp_store.set_language_server_statuses_from_proto(
1853                weak_project,
1854                response.payload.language_servers,
1855                response.payload.language_server_capabilities,
1856                cx,
1857            );
1858        });
1859
1860        let subscriptions = subscriptions
1861            .into_iter()
1862            .map(|s| match s {
1863                EntitySubscription::BufferStore(subscription) => {
1864                    subscription.set_entity(&buffer_store, &cx)
1865                }
1866                EntitySubscription::WorktreeStore(subscription) => {
1867                    subscription.set_entity(&worktree_store, &cx)
1868                }
1869                EntitySubscription::GitStore(subscription) => {
1870                    subscription.set_entity(&git_store, &cx)
1871                }
1872                EntitySubscription::SettingsObserver(subscription) => {
1873                    subscription.set_entity(&settings_observer, &cx)
1874                }
1875                EntitySubscription::Project(subscription) => subscription.set_entity(&project, &cx),
1876                EntitySubscription::LspStore(subscription) => {
1877                    subscription.set_entity(&lsp_store, &cx)
1878                }
1879                EntitySubscription::DapStore(subscription) => {
1880                    subscription.set_entity(&dap_store, &cx)
1881                }
1882                EntitySubscription::BreakpointStore(subscription) => {
1883                    subscription.set_entity(&breakpoint_store, &cx)
1884                }
1885            })
1886            .collect::<Vec<_>>();
1887
1888        let user_ids = response
1889            .payload
1890            .collaborators
1891            .iter()
1892            .map(|peer| peer.user_id)
1893            .collect();
1894        user_store
1895            .update(&mut cx, |user_store, cx| user_store.get_users(user_ids, cx))
1896            .await?;
1897
1898        project.update(&mut cx, |this, cx| {
1899            this.set_collaborators_from_proto(response.payload.collaborators, cx)?;
1900            this.client_subscriptions.extend(subscriptions);
1901            anyhow::Ok(())
1902        })?;
1903
1904        Ok(project)
1905    }
1906
1907    fn new_search_history() -> SearchHistory {
1908        SearchHistory::new(
1909            Some(MAX_PROJECT_SEARCH_HISTORY_SIZE),
1910            search_history::QueryInsertionBehavior::AlwaysInsert,
1911        )
1912    }
1913
1914    fn release(&mut self, cx: &mut App) {
1915        if let Some(client) = self.remote_client.take() {
1916            let shutdown = client.update(cx, |client, cx| {
1917                client.shutdown_processes(
1918                    Some(proto::ShutdownRemoteServer {}),
1919                    cx.background_executor().clone(),
1920                )
1921            });
1922
1923            cx.background_spawn(async move {
1924                if let Some(shutdown) = shutdown {
1925                    shutdown.await;
1926                }
1927            })
1928            .detach()
1929        }
1930
1931        match &self.client_state {
1932            ProjectClientState::Local => {}
1933            ProjectClientState::Shared { .. } => {
1934                let _ = self.unshare_internal(cx);
1935            }
1936            ProjectClientState::Remote { remote_id, .. } => {
1937                let _ = self.collab_client.send(proto::LeaveProject {
1938                    project_id: *remote_id,
1939                });
1940                self.disconnected_from_host_internal(cx);
1941            }
1942        }
1943    }
1944
1945    #[cfg(feature = "test-support")]
1946    pub async fn example(
1947        root_paths: impl IntoIterator<Item = &Path>,
1948        cx: &mut AsyncApp,
1949    ) -> Entity<Project> {
1950        use clock::FakeSystemClock;
1951
1952        let fs = Arc::new(RealFs::new(None, cx.background_executor().clone()));
1953        let languages = LanguageRegistry::test(cx.background_executor().clone());
1954        let clock = Arc::new(FakeSystemClock::new());
1955        let http_client = http_client::FakeHttpClient::with_404_response();
1956        let client = cx.update(|cx| client::Client::new(clock, http_client.clone(), cx));
1957        let user_store = cx.new(|cx| UserStore::new(client.clone(), cx));
1958        let project = cx.update(|cx| {
1959            Project::local(
1960                client,
1961                node_runtime::NodeRuntime::unavailable(),
1962                user_store,
1963                Arc::new(languages),
1964                fs,
1965                None,
1966                LocalProjectFlags {
1967                    init_worktree_trust: false,
1968                    ..Default::default()
1969                },
1970                cx,
1971            )
1972        });
1973        for path in root_paths {
1974            let (tree, _): (Entity<Worktree>, _) = project
1975                .update(cx, |project, cx| {
1976                    project.find_or_create_worktree(path, true, cx)
1977                })
1978                .await
1979                .unwrap();
1980            tree.read_with(cx, |tree, _| tree.as_local().unwrap().scan_complete())
1981                .await;
1982        }
1983        project
1984    }
1985
1986    #[cfg(feature = "test-support")]
1987    pub async fn test(
1988        fs: Arc<dyn Fs>,
1989        root_paths: impl IntoIterator<Item = &Path>,
1990        cx: &mut gpui::TestAppContext,
1991    ) -> Entity<Project> {
1992        Self::test_project(fs, root_paths, false, cx).await
1993    }
1994
1995    #[cfg(feature = "test-support")]
1996    pub async fn test_with_worktree_trust(
1997        fs: Arc<dyn Fs>,
1998        root_paths: impl IntoIterator<Item = &Path>,
1999        cx: &mut gpui::TestAppContext,
2000    ) -> Entity<Project> {
2001        Self::test_project(fs, root_paths, true, cx).await
2002    }
2003
2004    #[cfg(feature = "test-support")]
2005    async fn test_project(
2006        fs: Arc<dyn Fs>,
2007        root_paths: impl IntoIterator<Item = &Path>,
2008        init_worktree_trust: bool,
2009        cx: &mut gpui::TestAppContext,
2010    ) -> Entity<Project> {
2011        use clock::FakeSystemClock;
2012
2013        let languages = LanguageRegistry::test(cx.executor());
2014        let clock = Arc::new(FakeSystemClock::new());
2015        let http_client = http_client::FakeHttpClient::with_404_response();
2016        let client = cx.update(|cx| client::Client::new(clock, http_client.clone(), cx));
2017        let user_store = cx.new(|cx| UserStore::new(client.clone(), cx));
2018        let project = cx.update(|cx| {
2019            Project::local(
2020                client,
2021                node_runtime::NodeRuntime::unavailable(),
2022                user_store,
2023                Arc::new(languages),
2024                fs,
2025                None,
2026                LocalProjectFlags {
2027                    init_worktree_trust,
2028                    ..Default::default()
2029                },
2030                cx,
2031            )
2032        });
2033        for path in root_paths {
2034            let (tree, _) = project
2035                .update(cx, |project, cx| {
2036                    project.find_or_create_worktree(path, true, cx)
2037                })
2038                .await
2039                .unwrap();
2040
2041            tree.read_with(cx, |tree, _| tree.as_local().unwrap().scan_complete())
2042                .await;
2043        }
2044        project
2045    }
2046
2047    #[inline]
2048    pub fn dap_store(&self) -> Entity<DapStore> {
2049        self.dap_store.clone()
2050    }
2051
2052    #[inline]
2053    pub fn breakpoint_store(&self) -> Entity<BreakpointStore> {
2054        self.breakpoint_store.clone()
2055    }
2056
2057    pub fn active_debug_session(&self, cx: &App) -> Option<(Entity<Session>, ActiveStackFrame)> {
2058        let active_position = self.breakpoint_store.read(cx).active_position()?;
2059        let session = self
2060            .dap_store
2061            .read(cx)
2062            .session_by_id(active_position.session_id)?;
2063        Some((session, active_position.clone()))
2064    }
2065
2066    #[inline]
2067    pub fn lsp_store(&self) -> Entity<LspStore> {
2068        self.lsp_store.clone()
2069    }
2070
2071    #[inline]
2072    pub fn worktree_store(&self) -> Entity<WorktreeStore> {
2073        self.worktree_store.clone()
2074    }
2075
2076    #[inline]
2077    pub fn context_server_store(&self) -> Entity<ContextServerStore> {
2078        self.context_server_store.clone()
2079    }
2080
2081    #[inline]
2082    pub fn buffer_for_id(&self, remote_id: BufferId, cx: &App) -> Option<Entity<Buffer>> {
2083        self.buffer_store.read(cx).get(remote_id)
2084    }
2085
2086    #[inline]
2087    pub fn languages(&self) -> &Arc<LanguageRegistry> {
2088        &self.languages
2089    }
2090
2091    #[inline]
2092    pub fn client(&self) -> Arc<Client> {
2093        self.collab_client.clone()
2094    }
2095
2096    #[inline]
2097    pub fn remote_client(&self) -> Option<Entity<RemoteClient>> {
2098        self.remote_client.clone()
2099    }
2100
2101    #[inline]
2102    pub fn user_store(&self) -> Entity<UserStore> {
2103        self.user_store.clone()
2104    }
2105
2106    #[inline]
2107    pub fn node_runtime(&self) -> Option<&NodeRuntime> {
2108        self.node.as_ref()
2109    }
2110
2111    #[inline]
2112    pub fn opened_buffers(&self, cx: &App) -> Vec<Entity<Buffer>> {
2113        self.buffer_store.read(cx).buffers().collect()
2114    }
2115
2116    #[inline]
2117    pub fn environment(&self) -> &Entity<ProjectEnvironment> {
2118        &self.environment
2119    }
2120
2121    #[inline]
2122    pub fn cli_environment(&self, cx: &App) -> Option<HashMap<String, String>> {
2123        self.environment.read(cx).get_cli_environment()
2124    }
2125
2126    #[inline]
2127    pub fn peek_environment_error<'a>(&'a self, cx: &'a App) -> Option<&'a String> {
2128        self.environment.read(cx).peek_environment_error()
2129    }
2130
2131    #[inline]
2132    pub fn pop_environment_error(&mut self, cx: &mut Context<Self>) {
2133        self.environment.update(cx, |environment, _| {
2134            environment.pop_environment_error();
2135        });
2136    }
2137
2138    #[cfg(feature = "test-support")]
2139    #[inline]
2140    pub fn has_open_buffer(&self, path: impl Into<ProjectPath>, cx: &App) -> bool {
2141        self.buffer_store
2142            .read(cx)
2143            .get_by_path(&path.into())
2144            .is_some()
2145    }
2146
2147    #[inline]
2148    pub fn fs(&self) -> &Arc<dyn Fs> {
2149        &self.fs
2150    }
2151
2152    #[inline]
2153    pub fn remote_id(&self) -> Option<u64> {
2154        match self.client_state {
2155            ProjectClientState::Local => None,
2156            ProjectClientState::Shared { remote_id, .. }
2157            | ProjectClientState::Remote { remote_id, .. } => Some(remote_id),
2158        }
2159    }
2160
2161    #[inline]
2162    pub fn supports_terminal(&self, _cx: &App) -> bool {
2163        if self.is_local() {
2164            return true;
2165        }
2166        if self.is_via_remote_server() {
2167            return true;
2168        }
2169
2170        false
2171    }
2172
2173    #[inline]
2174    pub fn remote_connection_state(&self, cx: &App) -> Option<remote::ConnectionState> {
2175        self.remote_client
2176            .as_ref()
2177            .map(|remote| remote.read(cx).connection_state())
2178    }
2179
2180    #[inline]
2181    pub fn remote_connection_options(&self, cx: &App) -> Option<RemoteConnectionOptions> {
2182        self.remote_client
2183            .as_ref()
2184            .map(|remote| remote.read(cx).connection_options())
2185    }
2186
2187    /// Reveals the given path in the system file manager.
2188    ///
2189    /// On Windows with a WSL remote connection, this converts the POSIX path
2190    /// to a Windows UNC path before revealing.
2191    pub fn reveal_path(&self, path: &Path, cx: &mut Context<Self>) {
2192        #[cfg(target_os = "windows")]
2193        if let Some(RemoteConnectionOptions::Wsl(wsl_options)) = self.remote_connection_options(cx)
2194        {
2195            let path = path.to_path_buf();
2196            cx.spawn(async move |_, cx| {
2197                wsl_path_to_windows_path(&wsl_options, &path)
2198                    .await
2199                    .map(|windows_path| cx.update(|cx| cx.reveal_path(&windows_path)))
2200            })
2201            .detach_and_log_err(cx);
2202            return;
2203        }
2204
2205        cx.reveal_path(path);
2206    }
2207
2208    #[inline]
2209    pub fn replica_id(&self) -> ReplicaId {
2210        match self.client_state {
2211            ProjectClientState::Remote { replica_id, .. } => replica_id,
2212            _ => {
2213                if self.remote_client.is_some() {
2214                    ReplicaId::REMOTE_SERVER
2215                } else {
2216                    ReplicaId::LOCAL
2217                }
2218            }
2219        }
2220    }
2221
2222    #[inline]
2223    pub fn task_store(&self) -> &Entity<TaskStore> {
2224        &self.task_store
2225    }
2226
2227    #[inline]
2228    pub fn snippets(&self) -> &Entity<SnippetProvider> {
2229        &self.snippets
2230    }
2231
2232    #[inline]
2233    pub fn search_history(&self, kind: SearchInputKind) -> &SearchHistory {
2234        match kind {
2235            SearchInputKind::Query => &self.search_history,
2236            SearchInputKind::Include => &self.search_included_history,
2237            SearchInputKind::Exclude => &self.search_excluded_history,
2238        }
2239    }
2240
2241    #[inline]
2242    pub fn search_history_mut(&mut self, kind: SearchInputKind) -> &mut SearchHistory {
2243        match kind {
2244            SearchInputKind::Query => &mut self.search_history,
2245            SearchInputKind::Include => &mut self.search_included_history,
2246            SearchInputKind::Exclude => &mut self.search_excluded_history,
2247        }
2248    }
2249
2250    #[inline]
2251    pub fn collaborators(&self) -> &HashMap<proto::PeerId, Collaborator> {
2252        &self.collaborators
2253    }
2254
2255    #[inline]
2256    pub fn host(&self) -> Option<&Collaborator> {
2257        self.collaborators.values().find(|c| c.is_host)
2258    }
2259
2260    #[inline]
2261    pub fn set_worktrees_reordered(&mut self, worktrees_reordered: bool, cx: &mut App) {
2262        self.worktree_store.update(cx, |store, _| {
2263            store.set_worktrees_reordered(worktrees_reordered);
2264        });
2265    }
2266
2267    /// Collect all worktrees, including ones that don't appear in the project panel
2268    #[inline]
2269    pub fn worktrees<'a>(
2270        &self,
2271        cx: &'a App,
2272    ) -> impl 'a + DoubleEndedIterator<Item = Entity<Worktree>> {
2273        self.worktree_store.read(cx).worktrees()
2274    }
2275
2276    /// Collect all user-visible worktrees, the ones that appear in the project panel.
2277    #[inline]
2278    pub fn visible_worktrees<'a>(
2279        &'a self,
2280        cx: &'a App,
2281    ) -> impl 'a + DoubleEndedIterator<Item = Entity<Worktree>> {
2282        self.worktree_store.read(cx).visible_worktrees(cx)
2283    }
2284
2285    #[inline]
2286    pub fn worktree_for_root_name(&self, root_name: &str, cx: &App) -> Option<Entity<Worktree>> {
2287        self.visible_worktrees(cx)
2288            .find(|tree| tree.read(cx).root_name() == root_name)
2289    }
2290
2291    #[inline]
2292    pub fn worktree_root_names<'a>(&'a self, cx: &'a App) -> impl Iterator<Item = &'a str> {
2293        self.visible_worktrees(cx)
2294            .map(|tree| tree.read(cx).root_name().as_unix_str())
2295    }
2296
2297    #[inline]
2298    pub fn worktree_for_id(&self, id: WorktreeId, cx: &App) -> Option<Entity<Worktree>> {
2299        self.worktree_store.read(cx).worktree_for_id(id, cx)
2300    }
2301
2302    pub fn worktree_for_entry(
2303        &self,
2304        entry_id: ProjectEntryId,
2305        cx: &App,
2306    ) -> Option<Entity<Worktree>> {
2307        self.worktree_store
2308            .read(cx)
2309            .worktree_for_entry(entry_id, cx)
2310    }
2311
2312    #[inline]
2313    pub fn worktree_id_for_entry(&self, entry_id: ProjectEntryId, cx: &App) -> Option<WorktreeId> {
2314        self.worktree_for_entry(entry_id, cx)
2315            .map(|worktree| worktree.read(cx).id())
2316    }
2317
2318    /// Checks if the entry is the root of a worktree.
2319    #[inline]
2320    pub fn entry_is_worktree_root(&self, entry_id: ProjectEntryId, cx: &App) -> bool {
2321        self.worktree_for_entry(entry_id, cx)
2322            .map(|worktree| {
2323                worktree
2324                    .read(cx)
2325                    .root_entry()
2326                    .is_some_and(|e| e.id == entry_id)
2327            })
2328            .unwrap_or(false)
2329    }
2330
2331    #[inline]
2332    pub fn project_path_git_status(
2333        &self,
2334        project_path: &ProjectPath,
2335        cx: &App,
2336    ) -> Option<FileStatus> {
2337        self.git_store
2338            .read(cx)
2339            .project_path_git_status(project_path, cx)
2340    }
2341
2342    #[inline]
2343    pub fn visibility_for_paths(
2344        &self,
2345        paths: &[PathBuf],
2346        exclude_sub_dirs: bool,
2347        cx: &App,
2348    ) -> Option<bool> {
2349        paths
2350            .iter()
2351            .map(|path| self.visibility_for_path(path, exclude_sub_dirs, cx))
2352            .max()
2353            .flatten()
2354    }
2355
2356    pub fn visibility_for_path(
2357        &self,
2358        path: &Path,
2359        exclude_sub_dirs: bool,
2360        cx: &App,
2361    ) -> Option<bool> {
2362        let path = SanitizedPath::new(path).as_path();
2363        let path_style = self.path_style(cx);
2364        self.worktrees(cx)
2365            .filter_map(|worktree| {
2366                let worktree = worktree.read(cx);
2367                let abs_path = worktree.abs_path();
2368                let relative_path = path_style.strip_prefix(path, abs_path.as_ref());
2369                let is_dir = relative_path
2370                    .as_ref()
2371                    .and_then(|p| worktree.entry_for_path(p))
2372                    .is_some_and(|e| e.is_dir());
2373                // Don't exclude the worktree root itself, only actual subdirectories
2374                let is_subdir = relative_path
2375                    .as_ref()
2376                    .is_some_and(|p| !p.as_ref().as_unix_str().is_empty());
2377                let contains =
2378                    relative_path.is_some() && (!exclude_sub_dirs || !is_dir || !is_subdir);
2379                contains.then(|| worktree.is_visible())
2380            })
2381            .max()
2382    }
2383
2384    pub fn create_entry(
2385        &mut self,
2386        project_path: impl Into<ProjectPath>,
2387        is_directory: bool,
2388        cx: &mut Context<Self>,
2389    ) -> Task<Result<CreatedEntry>> {
2390        let project_path = project_path.into();
2391        let Some(worktree) = self.worktree_for_id(project_path.worktree_id, cx) else {
2392            return Task::ready(Err(anyhow!(format!(
2393                "No worktree for path {project_path:?}"
2394            ))));
2395        };
2396        worktree.update(cx, |worktree, cx| {
2397            worktree.create_entry(project_path.path, is_directory, None, cx)
2398        })
2399    }
2400
2401    #[inline]
2402    pub fn copy_entry(
2403        &mut self,
2404        entry_id: ProjectEntryId,
2405        new_project_path: ProjectPath,
2406        cx: &mut Context<Self>,
2407    ) -> Task<Result<Option<Entry>>> {
2408        self.worktree_store.update(cx, |worktree_store, cx| {
2409            worktree_store.copy_entry(entry_id, new_project_path, cx)
2410        })
2411    }
2412
2413    /// Renames the project entry with given `entry_id`.
2414    ///
2415    /// `new_path` is a relative path to worktree root.
2416    /// If root entry is renamed then its new root name is used instead.
2417    pub fn rename_entry(
2418        &mut self,
2419        entry_id: ProjectEntryId,
2420        new_path: ProjectPath,
2421        cx: &mut Context<Self>,
2422    ) -> Task<Result<CreatedEntry>> {
2423        let worktree_store = self.worktree_store.clone();
2424        let Some((worktree, old_path, is_dir)) = worktree_store
2425            .read(cx)
2426            .worktree_and_entry_for_id(entry_id, cx)
2427            .map(|(worktree, entry)| (worktree, entry.path.clone(), entry.is_dir()))
2428        else {
2429            return Task::ready(Err(anyhow!(format!("No worktree for entry {entry_id:?}"))));
2430        };
2431
2432        let worktree_id = worktree.read(cx).id();
2433        let is_root_entry = self.entry_is_worktree_root(entry_id, cx);
2434
2435        let lsp_store = self.lsp_store().downgrade();
2436        cx.spawn(async move |project, cx| {
2437            let (old_abs_path, new_abs_path) = {
2438                let root_path = worktree.read_with(cx, |this, _| this.abs_path());
2439                let new_abs_path = if is_root_entry {
2440                    root_path
2441                        .parent()
2442                        .unwrap()
2443                        .join(new_path.path.as_std_path())
2444                } else {
2445                    root_path.join(&new_path.path.as_std_path())
2446                };
2447                (root_path.join(old_path.as_std_path()), new_abs_path)
2448            };
2449            let transaction = LspStore::will_rename_entry(
2450                lsp_store.clone(),
2451                worktree_id,
2452                &old_abs_path,
2453                &new_abs_path,
2454                is_dir,
2455                cx.clone(),
2456            )
2457            .await;
2458
2459            let entry = worktree_store
2460                .update(cx, |worktree_store, cx| {
2461                    worktree_store.rename_entry(entry_id, new_path.clone(), cx)
2462                })
2463                .await?;
2464
2465            project
2466                .update(cx, |_, cx| {
2467                    cx.emit(Event::EntryRenamed(
2468                        transaction,
2469                        new_path.clone(),
2470                        new_abs_path.clone(),
2471                    ));
2472                })
2473                .ok();
2474
2475            lsp_store
2476                .read_with(cx, |this, _| {
2477                    this.did_rename_entry(worktree_id, &old_abs_path, &new_abs_path, is_dir);
2478                })
2479                .ok();
2480            Ok(entry)
2481        })
2482    }
2483
2484    #[inline]
2485    pub fn delete_file(
2486        &mut self,
2487        path: ProjectPath,
2488        trash: bool,
2489        cx: &mut Context<Self>,
2490    ) -> Option<Task<Result<()>>> {
2491        let entry = self.entry_for_path(&path, cx)?;
2492        self.delete_entry(entry.id, trash, cx)
2493    }
2494
2495    #[inline]
2496    pub fn delete_entry(
2497        &mut self,
2498        entry_id: ProjectEntryId,
2499        trash: bool,
2500        cx: &mut Context<Self>,
2501    ) -> Option<Task<Result<()>>> {
2502        let worktree = self.worktree_for_entry(entry_id, cx)?;
2503        cx.emit(Event::DeletedEntry(worktree.read(cx).id(), entry_id));
2504        worktree.update(cx, |worktree, cx| {
2505            worktree.delete_entry(entry_id, trash, cx)
2506        })
2507    }
2508
2509    #[inline]
2510    pub fn expand_entry(
2511        &mut self,
2512        worktree_id: WorktreeId,
2513        entry_id: ProjectEntryId,
2514        cx: &mut Context<Self>,
2515    ) -> Option<Task<Result<()>>> {
2516        let worktree = self.worktree_for_id(worktree_id, cx)?;
2517        worktree.update(cx, |worktree, cx| worktree.expand_entry(entry_id, cx))
2518    }
2519
2520    pub fn expand_all_for_entry(
2521        &mut self,
2522        worktree_id: WorktreeId,
2523        entry_id: ProjectEntryId,
2524        cx: &mut Context<Self>,
2525    ) -> Option<Task<Result<()>>> {
2526        let worktree = self.worktree_for_id(worktree_id, cx)?;
2527        let task = worktree.update(cx, |worktree, cx| {
2528            worktree.expand_all_for_entry(entry_id, cx)
2529        });
2530        Some(cx.spawn(async move |this, cx| {
2531            task.context("no task")?.await?;
2532            this.update(cx, |_, cx| {
2533                cx.emit(Event::ExpandedAllForEntry(worktree_id, entry_id));
2534            })?;
2535            Ok(())
2536        }))
2537    }
2538
2539    pub fn shared(&mut self, project_id: u64, cx: &mut Context<Self>) -> Result<()> {
2540        anyhow::ensure!(
2541            matches!(self.client_state, ProjectClientState::Local),
2542            "project was already shared"
2543        );
2544
2545        self.client_subscriptions.extend([
2546            self.collab_client
2547                .subscribe_to_entity(project_id)?
2548                .set_entity(&cx.entity(), &cx.to_async()),
2549            self.collab_client
2550                .subscribe_to_entity(project_id)?
2551                .set_entity(&self.worktree_store, &cx.to_async()),
2552            self.collab_client
2553                .subscribe_to_entity(project_id)?
2554                .set_entity(&self.buffer_store, &cx.to_async()),
2555            self.collab_client
2556                .subscribe_to_entity(project_id)?
2557                .set_entity(&self.lsp_store, &cx.to_async()),
2558            self.collab_client
2559                .subscribe_to_entity(project_id)?
2560                .set_entity(&self.settings_observer, &cx.to_async()),
2561            self.collab_client
2562                .subscribe_to_entity(project_id)?
2563                .set_entity(&self.dap_store, &cx.to_async()),
2564            self.collab_client
2565                .subscribe_to_entity(project_id)?
2566                .set_entity(&self.breakpoint_store, &cx.to_async()),
2567            self.collab_client
2568                .subscribe_to_entity(project_id)?
2569                .set_entity(&self.git_store, &cx.to_async()),
2570        ]);
2571
2572        self.buffer_store.update(cx, |buffer_store, cx| {
2573            buffer_store.shared(project_id, self.collab_client.clone().into(), cx)
2574        });
2575        self.worktree_store.update(cx, |worktree_store, cx| {
2576            worktree_store.shared(project_id, self.collab_client.clone().into(), cx);
2577        });
2578        self.lsp_store.update(cx, |lsp_store, cx| {
2579            lsp_store.shared(project_id, self.collab_client.clone().into(), cx)
2580        });
2581        self.breakpoint_store.update(cx, |breakpoint_store, _| {
2582            breakpoint_store.shared(project_id, self.collab_client.clone().into())
2583        });
2584        self.dap_store.update(cx, |dap_store, cx| {
2585            dap_store.shared(project_id, self.collab_client.clone().into(), cx);
2586        });
2587        self.task_store.update(cx, |task_store, cx| {
2588            task_store.shared(project_id, self.collab_client.clone().into(), cx);
2589        });
2590        self.settings_observer.update(cx, |settings_observer, cx| {
2591            settings_observer.shared(project_id, self.collab_client.clone().into(), cx)
2592        });
2593        self.git_store.update(cx, |git_store, cx| {
2594            git_store.shared(project_id, self.collab_client.clone().into(), cx)
2595        });
2596
2597        self.client_state = ProjectClientState::Shared {
2598            remote_id: project_id,
2599        };
2600
2601        cx.emit(Event::RemoteIdChanged(Some(project_id)));
2602        Ok(())
2603    }
2604
2605    pub fn reshared(
2606        &mut self,
2607        message: proto::ResharedProject,
2608        cx: &mut Context<Self>,
2609    ) -> Result<()> {
2610        self.buffer_store
2611            .update(cx, |buffer_store, _| buffer_store.forget_shared_buffers());
2612        self.set_collaborators_from_proto(message.collaborators, cx)?;
2613
2614        self.worktree_store.update(cx, |worktree_store, cx| {
2615            worktree_store.send_project_updates(cx);
2616        });
2617        if let Some(remote_id) = self.remote_id() {
2618            self.git_store.update(cx, |git_store, cx| {
2619                git_store.shared(remote_id, self.collab_client.clone().into(), cx)
2620            });
2621        }
2622        cx.emit(Event::Reshared);
2623        Ok(())
2624    }
2625
2626    pub fn rejoined(
2627        &mut self,
2628        message: proto::RejoinedProject,
2629        message_id: u32,
2630        cx: &mut Context<Self>,
2631    ) -> Result<()> {
2632        cx.update_global::<SettingsStore, _>(|store, cx| {
2633            for worktree_metadata in &message.worktrees {
2634                store
2635                    .clear_local_settings(WorktreeId::from_proto(worktree_metadata.id), cx)
2636                    .log_err();
2637            }
2638        });
2639
2640        self.join_project_response_message_id = message_id;
2641        self.set_worktrees_from_proto(message.worktrees, cx)?;
2642        self.set_collaborators_from_proto(message.collaborators, cx)?;
2643
2644        let project = cx.weak_entity();
2645        self.lsp_store.update(cx, |lsp_store, cx| {
2646            lsp_store.set_language_server_statuses_from_proto(
2647                project,
2648                message.language_servers,
2649                message.language_server_capabilities,
2650                cx,
2651            )
2652        });
2653        self.enqueue_buffer_ordered_message(BufferOrderedMessage::Resync)
2654            .unwrap();
2655        cx.emit(Event::Rejoined);
2656        Ok(())
2657    }
2658
2659    #[inline]
2660    pub fn unshare(&mut self, cx: &mut Context<Self>) -> Result<()> {
2661        self.unshare_internal(cx)?;
2662        cx.emit(Event::RemoteIdChanged(None));
2663        Ok(())
2664    }
2665
2666    fn unshare_internal(&mut self, cx: &mut App) -> Result<()> {
2667        anyhow::ensure!(
2668            !self.is_via_collab(),
2669            "attempted to unshare a remote project"
2670        );
2671
2672        if let ProjectClientState::Shared { remote_id, .. } = self.client_state {
2673            self.client_state = ProjectClientState::Local;
2674            self.collaborators.clear();
2675            self.client_subscriptions.clear();
2676            self.worktree_store.update(cx, |store, cx| {
2677                store.unshared(cx);
2678            });
2679            self.buffer_store.update(cx, |buffer_store, cx| {
2680                buffer_store.forget_shared_buffers();
2681                buffer_store.unshared(cx)
2682            });
2683            self.task_store.update(cx, |task_store, cx| {
2684                task_store.unshared(cx);
2685            });
2686            self.breakpoint_store.update(cx, |breakpoint_store, cx| {
2687                breakpoint_store.unshared(cx);
2688            });
2689            self.dap_store.update(cx, |dap_store, cx| {
2690                dap_store.unshared(cx);
2691            });
2692            self.settings_observer.update(cx, |settings_observer, cx| {
2693                settings_observer.unshared(cx);
2694            });
2695            self.git_store.update(cx, |git_store, cx| {
2696                git_store.unshared(cx);
2697            });
2698
2699            self.collab_client
2700                .send(proto::UnshareProject {
2701                    project_id: remote_id,
2702                })
2703                .ok();
2704            Ok(())
2705        } else {
2706            anyhow::bail!("attempted to unshare an unshared project");
2707        }
2708    }
2709
2710    pub fn disconnected_from_host(&mut self, cx: &mut Context<Self>) {
2711        if self.is_disconnected(cx) {
2712            return;
2713        }
2714        self.disconnected_from_host_internal(cx);
2715        cx.emit(Event::DisconnectedFromHost);
2716    }
2717
2718    pub fn set_role(&mut self, role: proto::ChannelRole, cx: &mut Context<Self>) {
2719        let new_capability =
2720            if role == proto::ChannelRole::Member || role == proto::ChannelRole::Admin {
2721                Capability::ReadWrite
2722            } else {
2723                Capability::ReadOnly
2724            };
2725        if let ProjectClientState::Remote { capability, .. } = &mut self.client_state {
2726            if *capability == new_capability {
2727                return;
2728            }
2729
2730            *capability = new_capability;
2731            for buffer in self.opened_buffers(cx) {
2732                buffer.update(cx, |buffer, cx| buffer.set_capability(new_capability, cx));
2733            }
2734        }
2735    }
2736
2737    fn disconnected_from_host_internal(&mut self, cx: &mut App) {
2738        if let ProjectClientState::Remote {
2739            sharing_has_stopped,
2740            ..
2741        } = &mut self.client_state
2742        {
2743            *sharing_has_stopped = true;
2744            self.collaborators.clear();
2745            self.worktree_store.update(cx, |store, cx| {
2746                store.disconnected_from_host(cx);
2747            });
2748            self.buffer_store.update(cx, |buffer_store, cx| {
2749                buffer_store.disconnected_from_host(cx)
2750            });
2751            self.lsp_store
2752                .update(cx, |lsp_store, _cx| lsp_store.disconnected_from_host());
2753        }
2754    }
2755
2756    #[inline]
2757    pub fn close(&mut self, cx: &mut Context<Self>) {
2758        cx.emit(Event::Closed);
2759    }
2760
2761    #[inline]
2762    pub fn is_disconnected(&self, cx: &App) -> bool {
2763        match &self.client_state {
2764            ProjectClientState::Remote {
2765                sharing_has_stopped,
2766                ..
2767            } => *sharing_has_stopped,
2768            ProjectClientState::Local if self.is_via_remote_server() => {
2769                self.remote_client_is_disconnected(cx)
2770            }
2771            _ => false,
2772        }
2773    }
2774
2775    #[inline]
2776    fn remote_client_is_disconnected(&self, cx: &App) -> bool {
2777        self.remote_client
2778            .as_ref()
2779            .map(|remote| remote.read(cx).is_disconnected())
2780            .unwrap_or(false)
2781    }
2782
2783    #[inline]
2784    pub fn capability(&self) -> Capability {
2785        match &self.client_state {
2786            ProjectClientState::Remote { capability, .. } => *capability,
2787            ProjectClientState::Shared { .. } | ProjectClientState::Local => Capability::ReadWrite,
2788        }
2789    }
2790
2791    #[inline]
2792    pub fn is_read_only(&self, cx: &App) -> bool {
2793        self.is_disconnected(cx) || !self.capability().editable()
2794    }
2795
2796    #[inline]
2797    pub fn is_local(&self) -> bool {
2798        match &self.client_state {
2799            ProjectClientState::Local | ProjectClientState::Shared { .. } => {
2800                self.remote_client.is_none()
2801            }
2802            ProjectClientState::Remote { .. } => false,
2803        }
2804    }
2805
2806    /// Whether this project is a remote server (not counting collab).
2807    #[inline]
2808    pub fn is_via_remote_server(&self) -> bool {
2809        match &self.client_state {
2810            ProjectClientState::Local | ProjectClientState::Shared { .. } => {
2811                self.remote_client.is_some()
2812            }
2813            ProjectClientState::Remote { .. } => false,
2814        }
2815    }
2816
2817    /// Whether this project is from collab (not counting remote servers).
2818    #[inline]
2819    pub fn is_via_collab(&self) -> bool {
2820        match &self.client_state {
2821            ProjectClientState::Local | ProjectClientState::Shared { .. } => false,
2822            ProjectClientState::Remote { .. } => true,
2823        }
2824    }
2825
2826    /// `!self.is_local()`
2827    #[inline]
2828    pub fn is_remote(&self) -> bool {
2829        debug_assert_eq!(
2830            !self.is_local(),
2831            self.is_via_collab() || self.is_via_remote_server()
2832        );
2833        !self.is_local()
2834    }
2835
2836    #[inline]
2837    pub fn is_via_wsl_with_host_interop(&self, cx: &App) -> bool {
2838        match &self.client_state {
2839            ProjectClientState::Local | ProjectClientState::Shared { .. } => {
2840                matches!(
2841                    &self.remote_client, Some(remote_client)
2842                    if remote_client.read(cx).has_wsl_interop()
2843                )
2844            }
2845            _ => false,
2846        }
2847    }
2848
2849    pub fn disable_worktree_scanner(&mut self, cx: &mut Context<Self>) {
2850        self.worktree_store.update(cx, |worktree_store, _cx| {
2851            worktree_store.disable_scanner();
2852        });
2853    }
2854
2855    #[inline]
2856    pub fn create_buffer(
2857        &mut self,
2858        language: Option<Arc<Language>>,
2859        project_searchable: bool,
2860        cx: &mut Context<Self>,
2861    ) -> Task<Result<Entity<Buffer>>> {
2862        self.buffer_store.update(cx, |buffer_store, cx| {
2863            buffer_store.create_buffer(language, project_searchable, cx)
2864        })
2865    }
2866
2867    #[inline]
2868    pub fn create_local_buffer(
2869        &mut self,
2870        text: &str,
2871        language: Option<Arc<Language>>,
2872        project_searchable: bool,
2873        cx: &mut Context<Self>,
2874    ) -> Entity<Buffer> {
2875        if self.is_remote() {
2876            panic!("called create_local_buffer on a remote project")
2877        }
2878        self.buffer_store.update(cx, |buffer_store, cx| {
2879            buffer_store.create_local_buffer(text, language, project_searchable, cx)
2880        })
2881    }
2882
2883    pub fn open_path(
2884        &mut self,
2885        path: ProjectPath,
2886        cx: &mut Context<Self>,
2887    ) -> Task<Result<(Option<ProjectEntryId>, Entity<Buffer>)>> {
2888        let task = self.open_buffer(path, cx);
2889        cx.spawn(async move |_project, cx| {
2890            let buffer = task.await?;
2891            let project_entry_id = buffer.read_with(cx, |buffer, _cx| {
2892                File::from_dyn(buffer.file()).and_then(|file| file.project_entry_id())
2893            });
2894
2895            Ok((project_entry_id, buffer))
2896        })
2897    }
2898
2899    pub fn open_local_buffer(
2900        &mut self,
2901        abs_path: impl AsRef<Path>,
2902        cx: &mut Context<Self>,
2903    ) -> Task<Result<Entity<Buffer>>> {
2904        let worktree_task = self.find_or_create_worktree(abs_path.as_ref(), false, cx);
2905        cx.spawn(async move |this, cx| {
2906            let (worktree, relative_path) = worktree_task.await?;
2907            this.update(cx, |this, cx| {
2908                this.open_buffer((worktree.read(cx).id(), relative_path), cx)
2909            })?
2910            .await
2911        })
2912    }
2913
2914    #[cfg(feature = "test-support")]
2915    pub fn open_local_buffer_with_lsp(
2916        &mut self,
2917        abs_path: impl AsRef<Path>,
2918        cx: &mut Context<Self>,
2919    ) -> Task<Result<(Entity<Buffer>, lsp_store::OpenLspBufferHandle)>> {
2920        if let Some((worktree, relative_path)) = self.find_worktree(abs_path.as_ref(), cx) {
2921            self.open_buffer_with_lsp((worktree.read(cx).id(), relative_path), cx)
2922        } else {
2923            Task::ready(Err(anyhow!("no such path")))
2924        }
2925    }
2926
2927    pub fn download_file(
2928        &mut self,
2929        worktree_id: WorktreeId,
2930        path: Arc<RelPath>,
2931        destination_path: PathBuf,
2932        cx: &mut Context<Self>,
2933    ) -> Task<Result<()>> {
2934        log::debug!(
2935            "download_file called: worktree_id={:?}, path={:?}, destination={:?}",
2936            worktree_id,
2937            path,
2938            destination_path
2939        );
2940
2941        let Some(remote_client) = &self.remote_client else {
2942            log::error!("download_file: not a remote project");
2943            return Task::ready(Err(anyhow!("not a remote project")));
2944        };
2945
2946        let proto_client = remote_client.read(cx).proto_client();
2947        // For SSH remote projects, use REMOTE_SERVER_PROJECT_ID instead of remote_id()
2948        // because SSH projects have client_state: Local but still need to communicate with remote server
2949        let project_id = self.remote_id().unwrap_or(REMOTE_SERVER_PROJECT_ID);
2950        let downloading_files = self.downloading_files.clone();
2951        let path_str = path.to_proto();
2952
2953        static NEXT_FILE_ID: std::sync::atomic::AtomicU64 = std::sync::atomic::AtomicU64::new(1);
2954        let file_id = NEXT_FILE_ID.fetch_add(1, std::sync::atomic::Ordering::SeqCst);
2955
2956        // Register BEFORE sending request to avoid race condition
2957        let key = (worktree_id, path_str.clone());
2958        log::debug!(
2959            "download_file: pre-registering download with key={:?}, file_id={}",
2960            key,
2961            file_id
2962        );
2963        downloading_files.lock().insert(
2964            key,
2965            DownloadingFile {
2966                destination_path: destination_path,
2967                chunks: Vec::new(),
2968                total_size: 0,
2969                file_id: Some(file_id),
2970            },
2971        );
2972        log::debug!(
2973            "download_file: sending DownloadFileByPath request, path_str={}",
2974            path_str
2975        );
2976
2977        cx.spawn(async move |_this, _cx| {
2978            log::debug!("download_file: sending request with file_id={}...", file_id);
2979            let response = proto_client
2980                .request(proto::DownloadFileByPath {
2981                    project_id,
2982                    worktree_id: worktree_id.to_proto(),
2983                    path: path_str.clone(),
2984                    file_id,
2985                })
2986                .await?;
2987
2988            log::debug!("download_file: got response, file_id={}", response.file_id);
2989            // The file_id is set from the State message, we just confirm the request succeeded
2990            Ok(())
2991        })
2992    }
2993
2994    #[ztracing::instrument(skip_all)]
2995    pub fn open_buffer(
2996        &mut self,
2997        path: impl Into<ProjectPath>,
2998        cx: &mut App,
2999    ) -> Task<Result<Entity<Buffer>>> {
3000        if self.is_disconnected(cx) {
3001            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
3002        }
3003
3004        self.buffer_store.update(cx, |buffer_store, cx| {
3005            buffer_store.open_buffer(path.into(), cx)
3006        })
3007    }
3008
3009    #[cfg(feature = "test-support")]
3010    pub fn open_buffer_with_lsp(
3011        &mut self,
3012        path: impl Into<ProjectPath>,
3013        cx: &mut Context<Self>,
3014    ) -> Task<Result<(Entity<Buffer>, lsp_store::OpenLspBufferHandle)>> {
3015        let buffer = self.open_buffer(path, cx);
3016        cx.spawn(async move |this, cx| {
3017            let buffer = buffer.await?;
3018            let handle = this.update(cx, |project, cx| {
3019                project.register_buffer_with_language_servers(&buffer, cx)
3020            })?;
3021            Ok((buffer, handle))
3022        })
3023    }
3024
3025    pub fn register_buffer_with_language_servers(
3026        &self,
3027        buffer: &Entity<Buffer>,
3028        cx: &mut App,
3029    ) -> OpenLspBufferHandle {
3030        self.lsp_store.update(cx, |lsp_store, cx| {
3031            lsp_store.register_buffer_with_language_servers(buffer, HashSet::default(), false, cx)
3032        })
3033    }
3034
3035    pub fn open_unstaged_diff(
3036        &mut self,
3037        buffer: Entity<Buffer>,
3038        cx: &mut Context<Self>,
3039    ) -> Task<Result<Entity<BufferDiff>>> {
3040        if self.is_disconnected(cx) {
3041            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
3042        }
3043        self.git_store
3044            .update(cx, |git_store, cx| git_store.open_unstaged_diff(buffer, cx))
3045    }
3046
3047    #[ztracing::instrument(skip_all)]
3048    pub fn open_uncommitted_diff(
3049        &mut self,
3050        buffer: Entity<Buffer>,
3051        cx: &mut Context<Self>,
3052    ) -> Task<Result<Entity<BufferDiff>>> {
3053        if self.is_disconnected(cx) {
3054            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
3055        }
3056        self.git_store.update(cx, |git_store, cx| {
3057            git_store.open_uncommitted_diff(buffer, cx)
3058        })
3059    }
3060
3061    pub fn open_buffer_by_id(
3062        &mut self,
3063        id: BufferId,
3064        cx: &mut Context<Self>,
3065    ) -> Task<Result<Entity<Buffer>>> {
3066        if let Some(buffer) = self.buffer_for_id(id, cx) {
3067            Task::ready(Ok(buffer))
3068        } else if self.is_local() || self.is_via_remote_server() {
3069            Task::ready(Err(anyhow!("buffer {id} does not exist")))
3070        } else if let Some(project_id) = self.remote_id() {
3071            let request = self.collab_client.request(proto::OpenBufferById {
3072                project_id,
3073                id: id.into(),
3074            });
3075            cx.spawn(async move |project, cx| {
3076                let buffer_id = BufferId::new(request.await?.buffer_id)?;
3077                project
3078                    .update(cx, |project, cx| {
3079                        project.buffer_store.update(cx, |buffer_store, cx| {
3080                            buffer_store.wait_for_remote_buffer(buffer_id, cx)
3081                        })
3082                    })?
3083                    .await
3084            })
3085        } else {
3086            Task::ready(Err(anyhow!("cannot open buffer while disconnected")))
3087        }
3088    }
3089
3090    pub fn save_buffers(
3091        &self,
3092        buffers: HashSet<Entity<Buffer>>,
3093        cx: &mut Context<Self>,
3094    ) -> Task<Result<()>> {
3095        cx.spawn(async move |this, cx| {
3096            let save_tasks = buffers.into_iter().filter_map(|buffer| {
3097                this.update(cx, |this, cx| this.save_buffer(buffer, cx))
3098                    .ok()
3099            });
3100            try_join_all(save_tasks).await?;
3101            Ok(())
3102        })
3103    }
3104
3105    pub fn save_buffer(&self, buffer: Entity<Buffer>, cx: &mut Context<Self>) -> Task<Result<()>> {
3106        self.buffer_store
3107            .update(cx, |buffer_store, cx| buffer_store.save_buffer(buffer, cx))
3108    }
3109
3110    pub fn save_buffer_as(
3111        &mut self,
3112        buffer: Entity<Buffer>,
3113        path: ProjectPath,
3114        cx: &mut Context<Self>,
3115    ) -> Task<Result<()>> {
3116        self.buffer_store.update(cx, |buffer_store, cx| {
3117            buffer_store.save_buffer_as(buffer.clone(), path, cx)
3118        })
3119    }
3120
3121    pub fn get_open_buffer(&self, path: &ProjectPath, cx: &App) -> Option<Entity<Buffer>> {
3122        self.buffer_store.read(cx).get_by_path(path)
3123    }
3124
3125    fn register_buffer(&mut self, buffer: &Entity<Buffer>, cx: &mut Context<Self>) -> Result<()> {
3126        {
3127            let mut remotely_created_models = self.remotely_created_models.lock();
3128            if remotely_created_models.retain_count > 0 {
3129                remotely_created_models.buffers.push(buffer.clone())
3130            }
3131        }
3132
3133        self.request_buffer_diff_recalculation(buffer, cx);
3134
3135        cx.subscribe(buffer, |this, buffer, event, cx| {
3136            this.on_buffer_event(buffer, event, cx);
3137        })
3138        .detach();
3139
3140        Ok(())
3141    }
3142
3143    pub fn open_image(
3144        &mut self,
3145        path: impl Into<ProjectPath>,
3146        cx: &mut Context<Self>,
3147    ) -> Task<Result<Entity<ImageItem>>> {
3148        if self.is_disconnected(cx) {
3149            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
3150        }
3151
3152        let open_image_task = self.image_store.update(cx, |image_store, cx| {
3153            image_store.open_image(path.into(), cx)
3154        });
3155
3156        let weak_project = cx.entity().downgrade();
3157        cx.spawn(async move |_, cx| {
3158            let image_item = open_image_task.await?;
3159
3160            // Check if metadata already exists (e.g., for remote images)
3161            let needs_metadata =
3162                cx.read_entity(&image_item, |item, _| item.image_metadata.is_none());
3163
3164            if needs_metadata {
3165                let project = weak_project.upgrade().context("Project dropped")?;
3166                let metadata =
3167                    ImageItem::load_image_metadata(image_item.clone(), project, cx).await?;
3168                image_item.update(cx, |image_item, cx| {
3169                    image_item.image_metadata = Some(metadata);
3170                    cx.emit(ImageItemEvent::MetadataUpdated);
3171                });
3172            }
3173
3174            Ok(image_item)
3175        })
3176    }
3177
3178    async fn send_buffer_ordered_messages(
3179        project: WeakEntity<Self>,
3180        rx: UnboundedReceiver<BufferOrderedMessage>,
3181        cx: &mut AsyncApp,
3182    ) -> Result<()> {
3183        const MAX_BATCH_SIZE: usize = 128;
3184
3185        let mut operations_by_buffer_id = HashMap::default();
3186        async fn flush_operations(
3187            this: &WeakEntity<Project>,
3188            operations_by_buffer_id: &mut HashMap<BufferId, Vec<proto::Operation>>,
3189            needs_resync_with_host: &mut bool,
3190            is_local: bool,
3191            cx: &mut AsyncApp,
3192        ) -> Result<()> {
3193            for (buffer_id, operations) in operations_by_buffer_id.drain() {
3194                let request = this.read_with(cx, |this, _| {
3195                    let project_id = this.remote_id()?;
3196                    Some(this.collab_client.request(proto::UpdateBuffer {
3197                        buffer_id: buffer_id.into(),
3198                        project_id,
3199                        operations,
3200                    }))
3201                })?;
3202                if let Some(request) = request
3203                    && request.await.is_err()
3204                    && !is_local
3205                {
3206                    *needs_resync_with_host = true;
3207                    break;
3208                }
3209            }
3210            Ok(())
3211        }
3212
3213        let mut needs_resync_with_host = false;
3214        let mut changes = rx.ready_chunks(MAX_BATCH_SIZE);
3215
3216        while let Some(changes) = changes.next().await {
3217            let is_local = project.read_with(cx, |this, _| this.is_local())?;
3218
3219            for change in changes {
3220                match change {
3221                    BufferOrderedMessage::Operation {
3222                        buffer_id,
3223                        operation,
3224                    } => {
3225                        if needs_resync_with_host {
3226                            continue;
3227                        }
3228
3229                        operations_by_buffer_id
3230                            .entry(buffer_id)
3231                            .or_insert(Vec::new())
3232                            .push(operation);
3233                    }
3234
3235                    BufferOrderedMessage::Resync => {
3236                        operations_by_buffer_id.clear();
3237                        if project
3238                            .update(cx, |this, cx| this.synchronize_remote_buffers(cx))?
3239                            .await
3240                            .is_ok()
3241                        {
3242                            needs_resync_with_host = false;
3243                        }
3244                    }
3245
3246                    BufferOrderedMessage::LanguageServerUpdate {
3247                        language_server_id,
3248                        message,
3249                        name,
3250                    } => {
3251                        flush_operations(
3252                            &project,
3253                            &mut operations_by_buffer_id,
3254                            &mut needs_resync_with_host,
3255                            is_local,
3256                            cx,
3257                        )
3258                        .await?;
3259
3260                        project.read_with(cx, |project, _| {
3261                            if let Some(project_id) = project.remote_id() {
3262                                project
3263                                    .collab_client
3264                                    .send(proto::UpdateLanguageServer {
3265                                        project_id,
3266                                        server_name: name.map(|name| String::from(name.0)),
3267                                        language_server_id: language_server_id.to_proto(),
3268                                        variant: Some(message),
3269                                    })
3270                                    .log_err();
3271                            }
3272                        })?;
3273                    }
3274                }
3275            }
3276
3277            flush_operations(
3278                &project,
3279                &mut operations_by_buffer_id,
3280                &mut needs_resync_with_host,
3281                is_local,
3282                cx,
3283            )
3284            .await?;
3285        }
3286
3287        Ok(())
3288    }
3289
3290    fn on_buffer_store_event(
3291        &mut self,
3292        _: Entity<BufferStore>,
3293        event: &BufferStoreEvent,
3294        cx: &mut Context<Self>,
3295    ) {
3296        match event {
3297            BufferStoreEvent::BufferAdded(buffer) => {
3298                self.register_buffer(buffer, cx).log_err();
3299            }
3300            BufferStoreEvent::BufferDropped(buffer_id) => {
3301                if let Some(ref remote_client) = self.remote_client {
3302                    remote_client
3303                        .read(cx)
3304                        .proto_client()
3305                        .send(proto::CloseBuffer {
3306                            project_id: 0,
3307                            buffer_id: buffer_id.to_proto(),
3308                        })
3309                        .log_err();
3310                }
3311            }
3312            _ => {}
3313        }
3314    }
3315
3316    fn on_image_store_event(
3317        &mut self,
3318        _: Entity<ImageStore>,
3319        event: &ImageStoreEvent,
3320        cx: &mut Context<Self>,
3321    ) {
3322        match event {
3323            ImageStoreEvent::ImageAdded(image) => {
3324                cx.subscribe(image, |this, image, event, cx| {
3325                    this.on_image_event(image, event, cx);
3326                })
3327                .detach();
3328            }
3329        }
3330    }
3331
3332    fn on_dap_store_event(
3333        &mut self,
3334        _: Entity<DapStore>,
3335        event: &DapStoreEvent,
3336        cx: &mut Context<Self>,
3337    ) {
3338        if let DapStoreEvent::Notification(message) = event {
3339            cx.emit(Event::Toast {
3340                notification_id: "dap".into(),
3341                message: message.clone(),
3342                link: None,
3343            });
3344        }
3345    }
3346
3347    fn on_lsp_store_event(
3348        &mut self,
3349        _: Entity<LspStore>,
3350        event: &LspStoreEvent,
3351        cx: &mut Context<Self>,
3352    ) {
3353        match event {
3354            LspStoreEvent::DiagnosticsUpdated { server_id, paths } => {
3355                cx.emit(Event::DiagnosticsUpdated {
3356                    paths: paths.clone(),
3357                    language_server_id: *server_id,
3358                })
3359            }
3360            LspStoreEvent::LanguageServerAdded(server_id, name, worktree_id) => cx.emit(
3361                Event::LanguageServerAdded(*server_id, name.clone(), *worktree_id),
3362            ),
3363            LspStoreEvent::LanguageServerRemoved(server_id) => {
3364                cx.emit(Event::LanguageServerRemoved(*server_id))
3365            }
3366            LspStoreEvent::LanguageServerLog(server_id, log_type, string) => cx.emit(
3367                Event::LanguageServerLog(*server_id, log_type.clone(), string.clone()),
3368            ),
3369            LspStoreEvent::LanguageDetected {
3370                buffer,
3371                new_language,
3372            } => {
3373                let Some(_) = new_language else {
3374                    cx.emit(Event::LanguageNotFound(buffer.clone()));
3375                    return;
3376                };
3377            }
3378            LspStoreEvent::RefreshInlayHints {
3379                server_id,
3380                request_id,
3381            } => cx.emit(Event::RefreshInlayHints {
3382                server_id: *server_id,
3383                request_id: *request_id,
3384            }),
3385            LspStoreEvent::RefreshSemanticTokens {
3386                server_id,
3387                request_id,
3388            } => cx.emit(Event::RefreshSemanticTokens {
3389                server_id: *server_id,
3390                request_id: *request_id,
3391            }),
3392            LspStoreEvent::RefreshCodeLens => cx.emit(Event::RefreshCodeLens),
3393            LspStoreEvent::LanguageServerPrompt(prompt) => {
3394                cx.emit(Event::LanguageServerPrompt(prompt.clone()))
3395            }
3396            LspStoreEvent::DiskBasedDiagnosticsStarted { language_server_id } => {
3397                cx.emit(Event::DiskBasedDiagnosticsStarted {
3398                    language_server_id: *language_server_id,
3399                });
3400            }
3401            LspStoreEvent::DiskBasedDiagnosticsFinished { language_server_id } => {
3402                cx.emit(Event::DiskBasedDiagnosticsFinished {
3403                    language_server_id: *language_server_id,
3404                });
3405            }
3406            LspStoreEvent::LanguageServerUpdate {
3407                language_server_id,
3408                name,
3409                message,
3410            } => {
3411                if self.is_local() {
3412                    self.enqueue_buffer_ordered_message(
3413                        BufferOrderedMessage::LanguageServerUpdate {
3414                            language_server_id: *language_server_id,
3415                            message: message.clone(),
3416                            name: name.clone(),
3417                        },
3418                    )
3419                    .ok();
3420                }
3421
3422                match message {
3423                    proto::update_language_server::Variant::MetadataUpdated(update) => {
3424                        self.lsp_store.update(cx, |lsp_store, _| {
3425                            if let Some(capabilities) = update
3426                                .capabilities
3427                                .as_ref()
3428                                .and_then(|capabilities| serde_json::from_str(capabilities).ok())
3429                            {
3430                                lsp_store
3431                                    .lsp_server_capabilities
3432                                    .insert(*language_server_id, capabilities);
3433                            }
3434
3435                            if let Some(language_server_status) = lsp_store
3436                                .language_server_statuses
3437                                .get_mut(language_server_id)
3438                            {
3439                                if let Some(binary) = &update.binary {
3440                                    language_server_status.binary = Some(LanguageServerBinary {
3441                                        path: PathBuf::from(&binary.path),
3442                                        arguments: binary
3443                                            .arguments
3444                                            .iter()
3445                                            .map(OsString::from)
3446                                            .collect(),
3447                                        env: None,
3448                                    });
3449                                }
3450
3451                                language_server_status.configuration = update
3452                                    .configuration
3453                                    .as_ref()
3454                                    .and_then(|config_str| serde_json::from_str(config_str).ok());
3455
3456                                language_server_status.workspace_folders = update
3457                                    .workspace_folders
3458                                    .iter()
3459                                    .filter_map(|uri_str| lsp::Uri::from_str(uri_str).ok())
3460                                    .collect();
3461                            }
3462                        });
3463                    }
3464                    proto::update_language_server::Variant::RegisteredForBuffer(update) => {
3465                        if let Some(buffer_id) = BufferId::new(update.buffer_id).ok() {
3466                            cx.emit(Event::LanguageServerBufferRegistered {
3467                                buffer_id,
3468                                server_id: *language_server_id,
3469                                buffer_abs_path: PathBuf::from(&update.buffer_abs_path),
3470                                name: name.clone(),
3471                            });
3472                        }
3473                    }
3474                    _ => (),
3475                }
3476            }
3477            LspStoreEvent::Notification(message) => cx.emit(Event::Toast {
3478                notification_id: "lsp".into(),
3479                message: message.clone(),
3480                link: None,
3481            }),
3482            LspStoreEvent::SnippetEdit {
3483                buffer_id,
3484                edits,
3485                most_recent_edit,
3486            } => {
3487                if most_recent_edit.replica_id == self.replica_id() {
3488                    cx.emit(Event::SnippetEdit(*buffer_id, edits.clone()))
3489                }
3490            }
3491            LspStoreEvent::WorkspaceEditApplied(transaction) => {
3492                cx.emit(Event::WorkspaceEditApplied(transaction.clone()))
3493            }
3494        }
3495    }
3496
3497    fn on_remote_client_event(
3498        &mut self,
3499        _: Entity<RemoteClient>,
3500        event: &remote::RemoteClientEvent,
3501        cx: &mut Context<Self>,
3502    ) {
3503        match event {
3504            &remote::RemoteClientEvent::Disconnected { server_not_running } => {
3505                self.worktree_store.update(cx, |store, cx| {
3506                    store.disconnected_from_host(cx);
3507                });
3508                self.buffer_store.update(cx, |buffer_store, cx| {
3509                    buffer_store.disconnected_from_host(cx)
3510                });
3511                self.lsp_store.update(cx, |lsp_store, _cx| {
3512                    lsp_store.disconnected_from_ssh_remote()
3513                });
3514                cx.emit(Event::DisconnectedFromRemote { server_not_running });
3515            }
3516        }
3517    }
3518
3519    fn on_settings_observer_event(
3520        &mut self,
3521        _: Entity<SettingsObserver>,
3522        event: &SettingsObserverEvent,
3523        cx: &mut Context<Self>,
3524    ) {
3525        match event {
3526            SettingsObserverEvent::LocalSettingsUpdated(result) => match result {
3527                Err(InvalidSettingsError::LocalSettings { message, path }) => {
3528                    let message = format!("Failed to set local settings in {path:?}:\n{message}");
3529                    cx.emit(Event::Toast {
3530                        notification_id: format!("local-settings-{path:?}").into(),
3531                        link: None,
3532                        message,
3533                    });
3534                }
3535                Ok(path) => cx.emit(Event::HideToast {
3536                    notification_id: format!("local-settings-{path:?}").into(),
3537                }),
3538                Err(_) => {}
3539            },
3540            SettingsObserverEvent::LocalTasksUpdated(result) => match result {
3541                Err(InvalidSettingsError::Tasks { message, path }) => {
3542                    let message = format!("Failed to set local tasks in {path:?}:\n{message}");
3543                    cx.emit(Event::Toast {
3544                        notification_id: format!("local-tasks-{path:?}").into(),
3545                        link: Some(ToastLink {
3546                            label: "Open Tasks Documentation",
3547                            url: "https://zed.dev/docs/tasks",
3548                        }),
3549                        message,
3550                    });
3551                }
3552                Ok(path) => cx.emit(Event::HideToast {
3553                    notification_id: format!("local-tasks-{path:?}").into(),
3554                }),
3555                Err(_) => {}
3556            },
3557            SettingsObserverEvent::LocalDebugScenariosUpdated(result) => match result {
3558                Err(InvalidSettingsError::Debug { message, path }) => {
3559                    let message =
3560                        format!("Failed to set local debug scenarios in {path:?}:\n{message}");
3561                    cx.emit(Event::Toast {
3562                        notification_id: format!("local-debug-scenarios-{path:?}").into(),
3563                        link: None,
3564                        message,
3565                    });
3566                }
3567                Ok(path) => cx.emit(Event::HideToast {
3568                    notification_id: format!("local-debug-scenarios-{path:?}").into(),
3569                }),
3570                Err(_) => {}
3571            },
3572        }
3573    }
3574
3575    fn on_worktree_store_event(
3576        &mut self,
3577        _: Entity<WorktreeStore>,
3578        event: &WorktreeStoreEvent,
3579        cx: &mut Context<Self>,
3580    ) {
3581        match event {
3582            WorktreeStoreEvent::WorktreeAdded(worktree) => {
3583                self.on_worktree_added(worktree, cx);
3584                cx.emit(Event::WorktreeAdded(worktree.read(cx).id()));
3585            }
3586            WorktreeStoreEvent::WorktreeRemoved(_, id) => {
3587                cx.emit(Event::WorktreeRemoved(*id));
3588            }
3589            WorktreeStoreEvent::WorktreeReleased(_, id) => {
3590                self.on_worktree_released(*id, cx);
3591            }
3592            WorktreeStoreEvent::WorktreeOrderChanged => cx.emit(Event::WorktreeOrderChanged),
3593            WorktreeStoreEvent::WorktreeUpdateSent(_) => {}
3594            WorktreeStoreEvent::WorktreeUpdatedEntries(worktree_id, changes) => {
3595                self.client()
3596                    .telemetry()
3597                    .report_discovered_project_type_events(*worktree_id, changes);
3598                cx.emit(Event::WorktreeUpdatedEntries(*worktree_id, changes.clone()))
3599            }
3600            WorktreeStoreEvent::WorktreeDeletedEntry(worktree_id, id) => {
3601                cx.emit(Event::DeletedEntry(*worktree_id, *id))
3602            }
3603            // Listen to the GitStore instead.
3604            WorktreeStoreEvent::WorktreeUpdatedGitRepositories(_, _) => {}
3605        }
3606    }
3607
3608    fn on_worktree_added(&mut self, worktree: &Entity<Worktree>, _: &mut Context<Self>) {
3609        let mut remotely_created_models = self.remotely_created_models.lock();
3610        if remotely_created_models.retain_count > 0 {
3611            remotely_created_models.worktrees.push(worktree.clone())
3612        }
3613    }
3614
3615    fn on_worktree_released(&mut self, id_to_remove: WorktreeId, cx: &mut Context<Self>) {
3616        if let Some(remote) = &self.remote_client {
3617            remote
3618                .read(cx)
3619                .proto_client()
3620                .send(proto::RemoveWorktree {
3621                    worktree_id: id_to_remove.to_proto(),
3622                })
3623                .log_err();
3624        }
3625    }
3626
3627    fn on_buffer_event(
3628        &mut self,
3629        buffer: Entity<Buffer>,
3630        event: &BufferEvent,
3631        cx: &mut Context<Self>,
3632    ) -> Option<()> {
3633        if matches!(event, BufferEvent::Edited | BufferEvent::Reloaded) {
3634            self.request_buffer_diff_recalculation(&buffer, cx);
3635        }
3636
3637        if matches!(event, BufferEvent::Edited) {
3638            cx.emit(Event::BufferEdited);
3639        }
3640
3641        let buffer_id = buffer.read(cx).remote_id();
3642        match event {
3643            BufferEvent::ReloadNeeded => {
3644                if !self.is_via_collab() {
3645                    self.reload_buffers([buffer.clone()].into_iter().collect(), true, cx)
3646                        .detach_and_log_err(cx);
3647                }
3648            }
3649            BufferEvent::Operation {
3650                operation,
3651                is_local: true,
3652            } => {
3653                let operation = language::proto::serialize_operation(operation);
3654
3655                if let Some(remote) = &self.remote_client {
3656                    remote
3657                        .read(cx)
3658                        .proto_client()
3659                        .send(proto::UpdateBuffer {
3660                            project_id: 0,
3661                            buffer_id: buffer_id.to_proto(),
3662                            operations: vec![operation.clone()],
3663                        })
3664                        .ok();
3665                }
3666
3667                self.enqueue_buffer_ordered_message(BufferOrderedMessage::Operation {
3668                    buffer_id,
3669                    operation,
3670                })
3671                .ok();
3672            }
3673
3674            _ => {}
3675        }
3676
3677        None
3678    }
3679
3680    fn on_image_event(
3681        &mut self,
3682        image: Entity<ImageItem>,
3683        event: &ImageItemEvent,
3684        cx: &mut Context<Self>,
3685    ) -> Option<()> {
3686        // TODO: handle image events from remote
3687        if let ImageItemEvent::ReloadNeeded = event
3688            && !self.is_via_collab()
3689        {
3690            self.reload_images([image].into_iter().collect(), cx)
3691                .detach_and_log_err(cx);
3692        }
3693
3694        None
3695    }
3696
3697    fn request_buffer_diff_recalculation(
3698        &mut self,
3699        buffer: &Entity<Buffer>,
3700        cx: &mut Context<Self>,
3701    ) {
3702        self.buffers_needing_diff.insert(buffer.downgrade());
3703        let first_insertion = self.buffers_needing_diff.len() == 1;
3704        let settings = ProjectSettings::get_global(cx);
3705        let delay = settings.git.gutter_debounce;
3706
3707        if delay == 0 {
3708            if first_insertion {
3709                let this = cx.weak_entity();
3710                cx.defer(move |cx| {
3711                    if let Some(this) = this.upgrade() {
3712                        this.update(cx, |this, cx| {
3713                            this.recalculate_buffer_diffs(cx).detach();
3714                        });
3715                    }
3716                });
3717            }
3718            return;
3719        }
3720
3721        const MIN_DELAY: u64 = 50;
3722        let delay = delay.max(MIN_DELAY);
3723        let duration = Duration::from_millis(delay);
3724
3725        self.git_diff_debouncer
3726            .fire_new(duration, cx, move |this, cx| {
3727                this.recalculate_buffer_diffs(cx)
3728            });
3729    }
3730
3731    fn recalculate_buffer_diffs(&mut self, cx: &mut Context<Self>) -> Task<()> {
3732        cx.spawn(async move |this, cx| {
3733            loop {
3734                let task = this
3735                    .update(cx, |this, cx| {
3736                        let buffers = this
3737                            .buffers_needing_diff
3738                            .drain()
3739                            .filter_map(|buffer| buffer.upgrade())
3740                            .collect::<Vec<_>>();
3741                        if buffers.is_empty() {
3742                            None
3743                        } else {
3744                            Some(this.git_store.update(cx, |git_store, cx| {
3745                                git_store.recalculate_buffer_diffs(buffers, cx)
3746                            }))
3747                        }
3748                    })
3749                    .ok()
3750                    .flatten();
3751
3752                if let Some(task) = task {
3753                    task.await;
3754                } else {
3755                    break;
3756                }
3757            }
3758        })
3759    }
3760
3761    pub fn set_language_for_buffer(
3762        &mut self,
3763        buffer: &Entity<Buffer>,
3764        new_language: Arc<Language>,
3765        cx: &mut Context<Self>,
3766    ) {
3767        self.lsp_store.update(cx, |lsp_store, cx| {
3768            lsp_store.set_language_for_buffer(buffer, new_language, cx)
3769        })
3770    }
3771
3772    pub fn restart_language_servers_for_buffers(
3773        &mut self,
3774        buffers: Vec<Entity<Buffer>>,
3775        only_restart_servers: HashSet<LanguageServerSelector>,
3776        cx: &mut Context<Self>,
3777    ) {
3778        self.lsp_store.update(cx, |lsp_store, cx| {
3779            lsp_store.restart_language_servers_for_buffers(buffers, only_restart_servers, cx)
3780        })
3781    }
3782
3783    pub fn stop_language_servers_for_buffers(
3784        &mut self,
3785        buffers: Vec<Entity<Buffer>>,
3786        also_restart_servers: HashSet<LanguageServerSelector>,
3787        cx: &mut Context<Self>,
3788    ) {
3789        self.lsp_store
3790            .update(cx, |lsp_store, cx| {
3791                lsp_store.stop_language_servers_for_buffers(buffers, also_restart_servers, cx)
3792            })
3793            .detach_and_log_err(cx);
3794    }
3795
3796    pub fn cancel_language_server_work_for_buffers(
3797        &mut self,
3798        buffers: impl IntoIterator<Item = Entity<Buffer>>,
3799        cx: &mut Context<Self>,
3800    ) {
3801        self.lsp_store.update(cx, |lsp_store, cx| {
3802            lsp_store.cancel_language_server_work_for_buffers(buffers, cx)
3803        })
3804    }
3805
3806    pub fn cancel_language_server_work(
3807        &mut self,
3808        server_id: LanguageServerId,
3809        token_to_cancel: Option<ProgressToken>,
3810        cx: &mut Context<Self>,
3811    ) {
3812        self.lsp_store.update(cx, |lsp_store, cx| {
3813            lsp_store.cancel_language_server_work(server_id, token_to_cancel, cx)
3814        })
3815    }
3816
3817    fn enqueue_buffer_ordered_message(&mut self, message: BufferOrderedMessage) -> Result<()> {
3818        self.buffer_ordered_messages_tx
3819            .unbounded_send(message)
3820            .map_err(|e| anyhow!(e))
3821    }
3822
3823    pub fn available_toolchains(
3824        &self,
3825        path: ProjectPath,
3826        language_name: LanguageName,
3827        cx: &App,
3828    ) -> Task<Option<Toolchains>> {
3829        if let Some(toolchain_store) = self.toolchain_store.as_ref().map(Entity::downgrade) {
3830            cx.spawn(async move |cx| {
3831                toolchain_store
3832                    .update(cx, |this, cx| this.list_toolchains(path, language_name, cx))
3833                    .ok()?
3834                    .await
3835            })
3836        } else {
3837            Task::ready(None)
3838        }
3839    }
3840
3841    pub async fn toolchain_metadata(
3842        languages: Arc<LanguageRegistry>,
3843        language_name: LanguageName,
3844    ) -> Option<ToolchainMetadata> {
3845        languages
3846            .language_for_name(language_name.as_ref())
3847            .await
3848            .ok()?
3849            .toolchain_lister()
3850            .map(|lister| lister.meta())
3851    }
3852
3853    pub fn add_toolchain(
3854        &self,
3855        toolchain: Toolchain,
3856        scope: ToolchainScope,
3857        cx: &mut Context<Self>,
3858    ) {
3859        maybe!({
3860            self.toolchain_store.as_ref()?.update(cx, |this, cx| {
3861                this.add_toolchain(toolchain, scope, cx);
3862            });
3863            Some(())
3864        });
3865    }
3866
3867    pub fn remove_toolchain(
3868        &self,
3869        toolchain: Toolchain,
3870        scope: ToolchainScope,
3871        cx: &mut Context<Self>,
3872    ) {
3873        maybe!({
3874            self.toolchain_store.as_ref()?.update(cx, |this, cx| {
3875                this.remove_toolchain(toolchain, scope, cx);
3876            });
3877            Some(())
3878        });
3879    }
3880
3881    pub fn user_toolchains(
3882        &self,
3883        cx: &App,
3884    ) -> Option<BTreeMap<ToolchainScope, IndexSet<Toolchain>>> {
3885        Some(self.toolchain_store.as_ref()?.read(cx).user_toolchains())
3886    }
3887
3888    pub fn resolve_toolchain(
3889        &self,
3890        path: PathBuf,
3891        language_name: LanguageName,
3892        cx: &App,
3893    ) -> Task<Result<Toolchain>> {
3894        if let Some(toolchain_store) = self.toolchain_store.as_ref().map(Entity::downgrade) {
3895            cx.spawn(async move |cx| {
3896                toolchain_store
3897                    .update(cx, |this, cx| {
3898                        this.resolve_toolchain(path, language_name, cx)
3899                    })?
3900                    .await
3901            })
3902        } else {
3903            Task::ready(Err(anyhow!("This project does not support toolchains")))
3904        }
3905    }
3906
3907    pub fn toolchain_store(&self) -> Option<Entity<ToolchainStore>> {
3908        self.toolchain_store.clone()
3909    }
3910    pub fn activate_toolchain(
3911        &self,
3912        path: ProjectPath,
3913        toolchain: Toolchain,
3914        cx: &mut App,
3915    ) -> Task<Option<()>> {
3916        let Some(toolchain_store) = self.toolchain_store.clone() else {
3917            return Task::ready(None);
3918        };
3919        toolchain_store.update(cx, |this, cx| this.activate_toolchain(path, toolchain, cx))
3920    }
3921    pub fn active_toolchain(
3922        &self,
3923        path: ProjectPath,
3924        language_name: LanguageName,
3925        cx: &App,
3926    ) -> Task<Option<Toolchain>> {
3927        let Some(toolchain_store) = self.toolchain_store.clone() else {
3928            return Task::ready(None);
3929        };
3930        toolchain_store
3931            .read(cx)
3932            .active_toolchain(path, language_name, cx)
3933    }
3934    pub fn language_server_statuses<'a>(
3935        &'a self,
3936        cx: &'a App,
3937    ) -> impl DoubleEndedIterator<Item = (LanguageServerId, &'a LanguageServerStatus)> {
3938        self.lsp_store.read(cx).language_server_statuses()
3939    }
3940
3941    pub fn last_formatting_failure<'a>(&self, cx: &'a App) -> Option<&'a str> {
3942        self.lsp_store.read(cx).last_formatting_failure()
3943    }
3944
3945    pub fn reset_last_formatting_failure(&self, cx: &mut App) {
3946        self.lsp_store
3947            .update(cx, |store, _| store.reset_last_formatting_failure());
3948    }
3949
3950    pub fn reload_buffers(
3951        &self,
3952        buffers: HashSet<Entity<Buffer>>,
3953        push_to_history: bool,
3954        cx: &mut Context<Self>,
3955    ) -> Task<Result<ProjectTransaction>> {
3956        self.buffer_store.update(cx, |buffer_store, cx| {
3957            buffer_store.reload_buffers(buffers, push_to_history, cx)
3958        })
3959    }
3960
3961    pub fn reload_images(
3962        &self,
3963        images: HashSet<Entity<ImageItem>>,
3964        cx: &mut Context<Self>,
3965    ) -> Task<Result<()>> {
3966        self.image_store
3967            .update(cx, |image_store, cx| image_store.reload_images(images, cx))
3968    }
3969
3970    pub fn format(
3971        &mut self,
3972        buffers: HashSet<Entity<Buffer>>,
3973        target: LspFormatTarget,
3974        push_to_history: bool,
3975        trigger: lsp_store::FormatTrigger,
3976        cx: &mut Context<Project>,
3977    ) -> Task<anyhow::Result<ProjectTransaction>> {
3978        self.lsp_store.update(cx, |lsp_store, cx| {
3979            lsp_store.format(buffers, target, push_to_history, trigger, cx)
3980        })
3981    }
3982
3983    pub fn definitions<T: ToPointUtf16>(
3984        &mut self,
3985        buffer: &Entity<Buffer>,
3986        position: T,
3987        cx: &mut Context<Self>,
3988    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3989        let position = position.to_point_utf16(buffer.read(cx));
3990        let guard = self.retain_remotely_created_models(cx);
3991        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3992            lsp_store.definitions(buffer, position, cx)
3993        });
3994        cx.background_spawn(async move {
3995            let result = task.await;
3996            drop(guard);
3997            result
3998        })
3999    }
4000
4001    pub fn declarations<T: ToPointUtf16>(
4002        &mut self,
4003        buffer: &Entity<Buffer>,
4004        position: T,
4005        cx: &mut Context<Self>,
4006    ) -> Task<Result<Option<Vec<LocationLink>>>> {
4007        let position = position.to_point_utf16(buffer.read(cx));
4008        let guard = self.retain_remotely_created_models(cx);
4009        let task = self.lsp_store.update(cx, |lsp_store, cx| {
4010            lsp_store.declarations(buffer, position, cx)
4011        });
4012        cx.background_spawn(async move {
4013            let result = task.await;
4014            drop(guard);
4015            result
4016        })
4017    }
4018
4019    pub fn type_definitions<T: ToPointUtf16>(
4020        &mut self,
4021        buffer: &Entity<Buffer>,
4022        position: T,
4023        cx: &mut Context<Self>,
4024    ) -> Task<Result<Option<Vec<LocationLink>>>> {
4025        let position = position.to_point_utf16(buffer.read(cx));
4026        let guard = self.retain_remotely_created_models(cx);
4027        let task = self.lsp_store.update(cx, |lsp_store, cx| {
4028            lsp_store.type_definitions(buffer, position, cx)
4029        });
4030        cx.background_spawn(async move {
4031            let result = task.await;
4032            drop(guard);
4033            result
4034        })
4035    }
4036
4037    pub fn implementations<T: ToPointUtf16>(
4038        &mut self,
4039        buffer: &Entity<Buffer>,
4040        position: T,
4041        cx: &mut Context<Self>,
4042    ) -> Task<Result<Option<Vec<LocationLink>>>> {
4043        let position = position.to_point_utf16(buffer.read(cx));
4044        let guard = self.retain_remotely_created_models(cx);
4045        let task = self.lsp_store.update(cx, |lsp_store, cx| {
4046            lsp_store.implementations(buffer, position, cx)
4047        });
4048        cx.background_spawn(async move {
4049            let result = task.await;
4050            drop(guard);
4051            result
4052        })
4053    }
4054
4055    pub fn references<T: ToPointUtf16>(
4056        &mut self,
4057        buffer: &Entity<Buffer>,
4058        position: T,
4059        cx: &mut Context<Self>,
4060    ) -> Task<Result<Option<Vec<Location>>>> {
4061        let position = position.to_point_utf16(buffer.read(cx));
4062        let guard = self.retain_remotely_created_models(cx);
4063        let task = self.lsp_store.update(cx, |lsp_store, cx| {
4064            lsp_store.references(buffer, position, cx)
4065        });
4066        cx.background_spawn(async move {
4067            let result = task.await;
4068            drop(guard);
4069            result
4070        })
4071    }
4072
4073    pub fn document_highlights<T: ToPointUtf16>(
4074        &mut self,
4075        buffer: &Entity<Buffer>,
4076        position: T,
4077        cx: &mut Context<Self>,
4078    ) -> Task<Result<Vec<DocumentHighlight>>> {
4079        let position = position.to_point_utf16(buffer.read(cx));
4080        self.request_lsp(
4081            buffer.clone(),
4082            LanguageServerToQuery::FirstCapable,
4083            GetDocumentHighlights { position },
4084            cx,
4085        )
4086    }
4087
4088    pub fn document_symbols(
4089        &mut self,
4090        buffer: &Entity<Buffer>,
4091        cx: &mut Context<Self>,
4092    ) -> Task<Result<Vec<DocumentSymbol>>> {
4093        self.request_lsp(
4094            buffer.clone(),
4095            LanguageServerToQuery::FirstCapable,
4096            GetDocumentSymbols,
4097            cx,
4098        )
4099    }
4100
4101    pub fn symbols(&self, query: &str, cx: &mut Context<Self>) -> Task<Result<Vec<Symbol>>> {
4102        self.lsp_store
4103            .update(cx, |lsp_store, cx| lsp_store.symbols(query, cx))
4104    }
4105
4106    pub fn open_buffer_for_symbol(
4107        &mut self,
4108        symbol: &Symbol,
4109        cx: &mut Context<Self>,
4110    ) -> Task<Result<Entity<Buffer>>> {
4111        self.lsp_store.update(cx, |lsp_store, cx| {
4112            lsp_store.open_buffer_for_symbol(symbol, cx)
4113        })
4114    }
4115
4116    pub fn open_server_settings(&mut self, cx: &mut Context<Self>) -> Task<Result<Entity<Buffer>>> {
4117        let guard = self.retain_remotely_created_models(cx);
4118        let Some(remote) = self.remote_client.as_ref() else {
4119            return Task::ready(Err(anyhow!("not an ssh project")));
4120        };
4121
4122        let proto_client = remote.read(cx).proto_client();
4123
4124        cx.spawn(async move |project, cx| {
4125            let buffer = proto_client
4126                .request(proto::OpenServerSettings {
4127                    project_id: REMOTE_SERVER_PROJECT_ID,
4128                })
4129                .await?;
4130
4131            let buffer = project
4132                .update(cx, |project, cx| {
4133                    project.buffer_store.update(cx, |buffer_store, cx| {
4134                        anyhow::Ok(
4135                            buffer_store
4136                                .wait_for_remote_buffer(BufferId::new(buffer.buffer_id)?, cx),
4137                        )
4138                    })
4139                })??
4140                .await;
4141
4142            drop(guard);
4143            buffer
4144        })
4145    }
4146
4147    pub fn open_local_buffer_via_lsp(
4148        &mut self,
4149        abs_path: lsp::Uri,
4150        language_server_id: LanguageServerId,
4151        cx: &mut Context<Self>,
4152    ) -> Task<Result<Entity<Buffer>>> {
4153        self.lsp_store.update(cx, |lsp_store, cx| {
4154            lsp_store.open_local_buffer_via_lsp(abs_path, language_server_id, cx)
4155        })
4156    }
4157
4158    pub fn hover<T: ToPointUtf16>(
4159        &self,
4160        buffer: &Entity<Buffer>,
4161        position: T,
4162        cx: &mut Context<Self>,
4163    ) -> Task<Option<Vec<Hover>>> {
4164        let position = position.to_point_utf16(buffer.read(cx));
4165        self.lsp_store
4166            .update(cx, |lsp_store, cx| lsp_store.hover(buffer, position, cx))
4167    }
4168
4169    pub fn linked_edits(
4170        &self,
4171        buffer: &Entity<Buffer>,
4172        position: Anchor,
4173        cx: &mut Context<Self>,
4174    ) -> Task<Result<Vec<Range<Anchor>>>> {
4175        self.lsp_store.update(cx, |lsp_store, cx| {
4176            lsp_store.linked_edits(buffer, position, cx)
4177        })
4178    }
4179
4180    pub fn completions<T: ToOffset + ToPointUtf16>(
4181        &self,
4182        buffer: &Entity<Buffer>,
4183        position: T,
4184        context: CompletionContext,
4185        cx: &mut Context<Self>,
4186    ) -> Task<Result<Vec<CompletionResponse>>> {
4187        let position = position.to_point_utf16(buffer.read(cx));
4188        self.lsp_store.update(cx, |lsp_store, cx| {
4189            lsp_store.completions(buffer, position, context, cx)
4190        })
4191    }
4192
4193    pub fn code_actions<T: Clone + ToOffset>(
4194        &mut self,
4195        buffer_handle: &Entity<Buffer>,
4196        range: Range<T>,
4197        kinds: Option<Vec<CodeActionKind>>,
4198        cx: &mut Context<Self>,
4199    ) -> Task<Result<Option<Vec<CodeAction>>>> {
4200        let buffer = buffer_handle.read(cx);
4201        let range = buffer.anchor_before(range.start)..buffer.anchor_before(range.end);
4202        self.lsp_store.update(cx, |lsp_store, cx| {
4203            lsp_store.code_actions(buffer_handle, range, kinds, cx)
4204        })
4205    }
4206
4207    pub fn code_lens_actions<T: Clone + ToOffset>(
4208        &mut self,
4209        buffer: &Entity<Buffer>,
4210        range: Range<T>,
4211        cx: &mut Context<Self>,
4212    ) -> Task<Result<Option<Vec<CodeAction>>>> {
4213        let snapshot = buffer.read(cx).snapshot();
4214        let range = range.to_point(&snapshot);
4215        let range_start = snapshot.anchor_before(range.start);
4216        let range_end = if range.start == range.end {
4217            range_start
4218        } else {
4219            snapshot.anchor_after(range.end)
4220        };
4221        let range = range_start..range_end;
4222        let code_lens_actions = self
4223            .lsp_store
4224            .update(cx, |lsp_store, cx| lsp_store.code_lens_actions(buffer, cx));
4225
4226        cx.background_spawn(async move {
4227            let mut code_lens_actions = code_lens_actions
4228                .await
4229                .map_err(|e| anyhow!("code lens fetch failed: {e:#}"))?;
4230            if let Some(code_lens_actions) = &mut code_lens_actions {
4231                code_lens_actions.retain(|code_lens_action| {
4232                    range
4233                        .start
4234                        .cmp(&code_lens_action.range.start, &snapshot)
4235                        .is_ge()
4236                        && range
4237                            .end
4238                            .cmp(&code_lens_action.range.end, &snapshot)
4239                            .is_le()
4240                });
4241            }
4242            Ok(code_lens_actions)
4243        })
4244    }
4245
4246    pub fn apply_code_action(
4247        &self,
4248        buffer_handle: Entity<Buffer>,
4249        action: CodeAction,
4250        push_to_history: bool,
4251        cx: &mut Context<Self>,
4252    ) -> Task<Result<ProjectTransaction>> {
4253        self.lsp_store.update(cx, |lsp_store, cx| {
4254            lsp_store.apply_code_action(buffer_handle, action, push_to_history, cx)
4255        })
4256    }
4257
4258    pub fn apply_code_action_kind(
4259        &self,
4260        buffers: HashSet<Entity<Buffer>>,
4261        kind: CodeActionKind,
4262        push_to_history: bool,
4263        cx: &mut Context<Self>,
4264    ) -> Task<Result<ProjectTransaction>> {
4265        self.lsp_store.update(cx, |lsp_store, cx| {
4266            lsp_store.apply_code_action_kind(buffers, kind, push_to_history, cx)
4267        })
4268    }
4269
4270    pub fn prepare_rename<T: ToPointUtf16>(
4271        &mut self,
4272        buffer: Entity<Buffer>,
4273        position: T,
4274        cx: &mut Context<Self>,
4275    ) -> Task<Result<PrepareRenameResponse>> {
4276        let position = position.to_point_utf16(buffer.read(cx));
4277        self.request_lsp(
4278            buffer,
4279            LanguageServerToQuery::FirstCapable,
4280            PrepareRename { position },
4281            cx,
4282        )
4283    }
4284
4285    pub fn perform_rename<T: ToPointUtf16>(
4286        &mut self,
4287        buffer: Entity<Buffer>,
4288        position: T,
4289        new_name: String,
4290        cx: &mut Context<Self>,
4291    ) -> Task<Result<ProjectTransaction>> {
4292        let push_to_history = true;
4293        let position = position.to_point_utf16(buffer.read(cx));
4294        self.request_lsp(
4295            buffer,
4296            LanguageServerToQuery::FirstCapable,
4297            PerformRename {
4298                position,
4299                new_name,
4300                push_to_history,
4301            },
4302            cx,
4303        )
4304    }
4305
4306    pub fn on_type_format<T: ToPointUtf16>(
4307        &mut self,
4308        buffer: Entity<Buffer>,
4309        position: T,
4310        trigger: String,
4311        push_to_history: bool,
4312        cx: &mut Context<Self>,
4313    ) -> Task<Result<Option<Transaction>>> {
4314        self.lsp_store.update(cx, |lsp_store, cx| {
4315            lsp_store.on_type_format(buffer, position, trigger, push_to_history, cx)
4316        })
4317    }
4318
4319    pub fn inline_values(
4320        &mut self,
4321        session: Entity<Session>,
4322        active_stack_frame: ActiveStackFrame,
4323        buffer_handle: Entity<Buffer>,
4324        range: Range<text::Anchor>,
4325        cx: &mut Context<Self>,
4326    ) -> Task<anyhow::Result<Vec<InlayHint>>> {
4327        let snapshot = buffer_handle.read(cx).snapshot();
4328
4329        let captures =
4330            snapshot.debug_variables_query(Anchor::min_for_buffer(snapshot.remote_id())..range.end);
4331
4332        let row = snapshot
4333            .summary_for_anchor::<text::PointUtf16>(&range.end)
4334            .row as usize;
4335
4336        let inline_value_locations = provide_inline_values(captures, &snapshot, row);
4337
4338        let stack_frame_id = active_stack_frame.stack_frame_id;
4339        cx.spawn(async move |this, cx| {
4340            this.update(cx, |project, cx| {
4341                project.dap_store().update(cx, |dap_store, cx| {
4342                    dap_store.resolve_inline_value_locations(
4343                        session,
4344                        stack_frame_id,
4345                        buffer_handle,
4346                        inline_value_locations,
4347                        cx,
4348                    )
4349                })
4350            })?
4351            .await
4352        })
4353    }
4354
4355    fn search_impl(&mut self, query: SearchQuery, cx: &mut Context<Self>) -> SearchResultsHandle {
4356        let client: Option<(AnyProtoClient, _)> = if let Some(ssh_client) = &self.remote_client {
4357            Some((ssh_client.read(cx).proto_client(), 0))
4358        } else if let Some(remote_id) = self.remote_id() {
4359            self.is_local()
4360                .not()
4361                .then(|| (self.collab_client.clone().into(), remote_id))
4362        } else {
4363            None
4364        };
4365        let searcher = if query.is_opened_only() {
4366            project_search::Search::open_buffers_only(
4367                self.buffer_store.clone(),
4368                self.worktree_store.clone(),
4369                project_search::Search::MAX_SEARCH_RESULT_FILES + 1,
4370            )
4371        } else {
4372            match client {
4373                Some((client, remote_id)) => project_search::Search::remote(
4374                    self.buffer_store.clone(),
4375                    self.worktree_store.clone(),
4376                    project_search::Search::MAX_SEARCH_RESULT_FILES + 1,
4377                    (client, remote_id, self.remotely_created_models.clone()),
4378                ),
4379                None => project_search::Search::local(
4380                    self.fs.clone(),
4381                    self.buffer_store.clone(),
4382                    self.worktree_store.clone(),
4383                    project_search::Search::MAX_SEARCH_RESULT_FILES + 1,
4384                    cx,
4385                ),
4386            }
4387        };
4388        searcher.into_handle(query, cx)
4389    }
4390
4391    pub fn search(
4392        &mut self,
4393        query: SearchQuery,
4394        cx: &mut Context<Self>,
4395    ) -> SearchResults<SearchResult> {
4396        self.search_impl(query, cx).results(cx)
4397    }
4398
4399    pub fn request_lsp<R: LspCommand>(
4400        &mut self,
4401        buffer_handle: Entity<Buffer>,
4402        server: LanguageServerToQuery,
4403        request: R,
4404        cx: &mut Context<Self>,
4405    ) -> Task<Result<R::Response>>
4406    where
4407        <R::LspRequest as lsp::request::Request>::Result: Send,
4408        <R::LspRequest as lsp::request::Request>::Params: Send,
4409    {
4410        let guard = self.retain_remotely_created_models(cx);
4411        let task = self.lsp_store.update(cx, |lsp_store, cx| {
4412            lsp_store.request_lsp(buffer_handle, server, request, cx)
4413        });
4414        cx.background_spawn(async move {
4415            let result = task.await;
4416            drop(guard);
4417            result
4418        })
4419    }
4420
4421    /// Move a worktree to a new position in the worktree order.
4422    ///
4423    /// The worktree will moved to the opposite side of the destination worktree.
4424    ///
4425    /// # Example
4426    ///
4427    /// Given the worktree order `[11, 22, 33]` and a call to move worktree `22` to `33`,
4428    /// worktree_order will be updated to produce the indexes `[11, 33, 22]`.
4429    ///
4430    /// Given the worktree order `[11, 22, 33]` and a call to move worktree `22` to `11`,
4431    /// worktree_order will be updated to produce the indexes `[22, 11, 33]`.
4432    ///
4433    /// # Errors
4434    ///
4435    /// An error will be returned if the worktree or destination worktree are not found.
4436    pub fn move_worktree(
4437        &mut self,
4438        source: WorktreeId,
4439        destination: WorktreeId,
4440        cx: &mut Context<Self>,
4441    ) -> Result<()> {
4442        self.worktree_store.update(cx, |worktree_store, cx| {
4443            worktree_store.move_worktree(source, destination, cx)
4444        })
4445    }
4446
4447    /// Attempts to convert the input path to a WSL path if this is a wsl remote project and the input path is a host windows path.
4448    pub fn try_windows_path_to_wsl(
4449        &self,
4450        abs_path: &Path,
4451        cx: &App,
4452    ) -> impl Future<Output = Result<PathBuf>> + use<> {
4453        let fut = if cfg!(windows)
4454            && let (
4455                ProjectClientState::Local | ProjectClientState::Shared { .. },
4456                Some(remote_client),
4457            ) = (&self.client_state, &self.remote_client)
4458            && let RemoteConnectionOptions::Wsl(wsl) = remote_client.read(cx).connection_options()
4459        {
4460            Either::Left(wsl.abs_windows_path_to_wsl_path(abs_path))
4461        } else {
4462            Either::Right(abs_path.to_owned())
4463        };
4464        async move {
4465            match fut {
4466                Either::Left(fut) => fut.await.map(Into::into),
4467                Either::Right(path) => Ok(path),
4468            }
4469        }
4470    }
4471
4472    pub fn find_or_create_worktree(
4473        &mut self,
4474        abs_path: impl AsRef<Path>,
4475        visible: bool,
4476        cx: &mut Context<Self>,
4477    ) -> Task<Result<(Entity<Worktree>, Arc<RelPath>)>> {
4478        self.worktree_store.update(cx, |worktree_store, cx| {
4479            worktree_store.find_or_create_worktree(abs_path, visible, cx)
4480        })
4481    }
4482
4483    pub fn find_worktree(
4484        &self,
4485        abs_path: &Path,
4486        cx: &App,
4487    ) -> Option<(Entity<Worktree>, Arc<RelPath>)> {
4488        self.worktree_store.read(cx).find_worktree(abs_path, cx)
4489    }
4490
4491    pub fn is_shared(&self) -> bool {
4492        match &self.client_state {
4493            ProjectClientState::Shared { .. } => true,
4494            ProjectClientState::Local => false,
4495            ProjectClientState::Remote { .. } => true,
4496        }
4497    }
4498
4499    /// Returns the resolved version of `path`, that was found in `buffer`, if it exists.
4500    pub fn resolve_path_in_buffer(
4501        &self,
4502        path: &str,
4503        buffer: &Entity<Buffer>,
4504        cx: &mut Context<Self>,
4505    ) -> Task<Option<ResolvedPath>> {
4506        if util::paths::is_absolute(path, self.path_style(cx)) || path.starts_with("~") {
4507            self.resolve_abs_path(path, cx)
4508        } else {
4509            self.resolve_path_in_worktrees(path, buffer, cx)
4510        }
4511    }
4512
4513    pub fn resolve_abs_file_path(
4514        &self,
4515        path: &str,
4516        cx: &mut Context<Self>,
4517    ) -> Task<Option<ResolvedPath>> {
4518        let resolve_task = self.resolve_abs_path(path, cx);
4519        cx.background_spawn(async move {
4520            let resolved_path = resolve_task.await;
4521            resolved_path.filter(|path| path.is_file())
4522        })
4523    }
4524
4525    pub fn resolve_abs_path(&self, path: &str, cx: &App) -> Task<Option<ResolvedPath>> {
4526        if self.is_local() {
4527            let expanded = PathBuf::from(shellexpand::tilde(&path).into_owned());
4528            let fs = self.fs.clone();
4529            cx.background_spawn(async move {
4530                let metadata = fs.metadata(&expanded).await.ok().flatten();
4531
4532                metadata.map(|metadata| ResolvedPath::AbsPath {
4533                    path: expanded.to_string_lossy().into_owned(),
4534                    is_dir: metadata.is_dir,
4535                })
4536            })
4537        } else if let Some(ssh_client) = self.remote_client.as_ref() {
4538            let request = ssh_client
4539                .read(cx)
4540                .proto_client()
4541                .request(proto::GetPathMetadata {
4542                    project_id: REMOTE_SERVER_PROJECT_ID,
4543                    path: path.into(),
4544                });
4545            cx.background_spawn(async move {
4546                let response = request.await.log_err()?;
4547                if response.exists {
4548                    Some(ResolvedPath::AbsPath {
4549                        path: response.path,
4550                        is_dir: response.is_dir,
4551                    })
4552                } else {
4553                    None
4554                }
4555            })
4556        } else {
4557            Task::ready(None)
4558        }
4559    }
4560
4561    fn resolve_path_in_worktrees(
4562        &self,
4563        path: &str,
4564        buffer: &Entity<Buffer>,
4565        cx: &mut Context<Self>,
4566    ) -> Task<Option<ResolvedPath>> {
4567        let mut candidates = vec![];
4568        let path_style = self.path_style(cx);
4569        if let Ok(path) = RelPath::new(path.as_ref(), path_style) {
4570            candidates.push(path.into_arc());
4571        }
4572
4573        if let Some(file) = buffer.read(cx).file()
4574            && let Some(dir) = file.path().parent()
4575        {
4576            if let Some(joined) = path_style.join(&*dir.display(path_style), path)
4577                && let Some(joined) = RelPath::new(joined.as_ref(), path_style).ok()
4578            {
4579                candidates.push(joined.into_arc());
4580            }
4581        }
4582
4583        let buffer_worktree_id = buffer.read(cx).file().map(|file| file.worktree_id(cx));
4584        let worktrees_with_ids: Vec<_> = self
4585            .worktrees(cx)
4586            .map(|worktree| {
4587                let id = worktree.read(cx).id();
4588                (worktree, id)
4589            })
4590            .collect();
4591
4592        cx.spawn(async move |_, cx| {
4593            if let Some(buffer_worktree_id) = buffer_worktree_id
4594                && let Some((worktree, _)) = worktrees_with_ids
4595                    .iter()
4596                    .find(|(_, id)| *id == buffer_worktree_id)
4597            {
4598                for candidate in candidates.iter() {
4599                    if let Some(path) = Self::resolve_path_in_worktree(worktree, candidate, cx) {
4600                        return Some(path);
4601                    }
4602                }
4603            }
4604            for (worktree, id) in worktrees_with_ids {
4605                if Some(id) == buffer_worktree_id {
4606                    continue;
4607                }
4608                for candidate in candidates.iter() {
4609                    if let Some(path) = Self::resolve_path_in_worktree(&worktree, candidate, cx) {
4610                        return Some(path);
4611                    }
4612                }
4613            }
4614            None
4615        })
4616    }
4617
4618    fn resolve_path_in_worktree(
4619        worktree: &Entity<Worktree>,
4620        path: &RelPath,
4621        cx: &mut AsyncApp,
4622    ) -> Option<ResolvedPath> {
4623        worktree.read_with(cx, |worktree, _| {
4624            worktree.entry_for_path(path).map(|entry| {
4625                let project_path = ProjectPath {
4626                    worktree_id: worktree.id(),
4627                    path: entry.path.clone(),
4628                };
4629                ResolvedPath::ProjectPath {
4630                    project_path,
4631                    is_dir: entry.is_dir(),
4632                }
4633            })
4634        })
4635    }
4636
4637    pub fn list_directory(
4638        &self,
4639        query: String,
4640        cx: &mut Context<Self>,
4641    ) -> Task<Result<Vec<DirectoryItem>>> {
4642        if self.is_local() {
4643            DirectoryLister::Local(cx.entity(), self.fs.clone()).list_directory(query, cx)
4644        } else if let Some(session) = self.remote_client.as_ref() {
4645            let request = proto::ListRemoteDirectory {
4646                dev_server_id: REMOTE_SERVER_PROJECT_ID,
4647                path: query,
4648                config: Some(proto::ListRemoteDirectoryConfig { is_dir: true }),
4649            };
4650
4651            let response = session.read(cx).proto_client().request(request);
4652            cx.background_spawn(async move {
4653                let proto::ListRemoteDirectoryResponse {
4654                    entries,
4655                    entry_info,
4656                } = response.await?;
4657                Ok(entries
4658                    .into_iter()
4659                    .zip(entry_info)
4660                    .map(|(entry, info)| DirectoryItem {
4661                        path: PathBuf::from(entry),
4662                        is_dir: info.is_dir,
4663                    })
4664                    .collect())
4665            })
4666        } else {
4667            Task::ready(Err(anyhow!("cannot list directory in remote project")))
4668        }
4669    }
4670
4671    pub fn create_worktree(
4672        &mut self,
4673        abs_path: impl AsRef<Path>,
4674        visible: bool,
4675        cx: &mut Context<Self>,
4676    ) -> Task<Result<Entity<Worktree>>> {
4677        self.worktree_store.update(cx, |worktree_store, cx| {
4678            worktree_store.create_worktree(abs_path, visible, cx)
4679        })
4680    }
4681
4682    pub fn remove_worktree(&mut self, id_to_remove: WorktreeId, cx: &mut Context<Self>) {
4683        self.worktree_store.update(cx, |worktree_store, cx| {
4684            worktree_store.remove_worktree(id_to_remove, cx);
4685        });
4686    }
4687
4688    fn add_worktree(&mut self, worktree: &Entity<Worktree>, cx: &mut Context<Self>) {
4689        self.worktree_store.update(cx, |worktree_store, cx| {
4690            worktree_store.add(worktree, cx);
4691        });
4692    }
4693
4694    pub fn set_active_path(&mut self, entry: Option<ProjectPath>, cx: &mut Context<Self>) {
4695        let new_active_entry = entry.and_then(|project_path| {
4696            let worktree = self.worktree_for_id(project_path.worktree_id, cx)?;
4697            let entry = worktree.read(cx).entry_for_path(&project_path.path)?;
4698            Some(entry.id)
4699        });
4700        if new_active_entry != self.active_entry {
4701            self.active_entry = new_active_entry;
4702            self.lsp_store.update(cx, |lsp_store, _| {
4703                lsp_store.set_active_entry(new_active_entry);
4704            });
4705            cx.emit(Event::ActiveEntryChanged(new_active_entry));
4706        }
4707    }
4708
4709    pub fn language_servers_running_disk_based_diagnostics<'a>(
4710        &'a self,
4711        cx: &'a App,
4712    ) -> impl Iterator<Item = LanguageServerId> + 'a {
4713        self.lsp_store
4714            .read(cx)
4715            .language_servers_running_disk_based_diagnostics()
4716    }
4717
4718    pub fn diagnostic_summary(&self, include_ignored: bool, cx: &App) -> DiagnosticSummary {
4719        self.lsp_store
4720            .read(cx)
4721            .diagnostic_summary(include_ignored, cx)
4722    }
4723
4724    /// Returns a summary of the diagnostics for the provided project path only.
4725    pub fn diagnostic_summary_for_path(&self, path: &ProjectPath, cx: &App) -> DiagnosticSummary {
4726        self.lsp_store
4727            .read(cx)
4728            .diagnostic_summary_for_path(path, cx)
4729    }
4730
4731    pub fn diagnostic_summaries<'a>(
4732        &'a self,
4733        include_ignored: bool,
4734        cx: &'a App,
4735    ) -> impl Iterator<Item = (ProjectPath, LanguageServerId, DiagnosticSummary)> + 'a {
4736        self.lsp_store
4737            .read(cx)
4738            .diagnostic_summaries(include_ignored, cx)
4739    }
4740
4741    pub fn active_entry(&self) -> Option<ProjectEntryId> {
4742        self.active_entry
4743    }
4744
4745    pub fn entry_for_path<'a>(&'a self, path: &ProjectPath, cx: &'a App) -> Option<&'a Entry> {
4746        self.worktree_store.read(cx).entry_for_path(path, cx)
4747    }
4748
4749    pub fn path_for_entry(&self, entry_id: ProjectEntryId, cx: &App) -> Option<ProjectPath> {
4750        let worktree = self.worktree_for_entry(entry_id, cx)?;
4751        let worktree = worktree.read(cx);
4752        let worktree_id = worktree.id();
4753        let path = worktree.entry_for_id(entry_id)?.path.clone();
4754        Some(ProjectPath { worktree_id, path })
4755    }
4756
4757    pub fn absolute_path(&self, project_path: &ProjectPath, cx: &App) -> Option<PathBuf> {
4758        Some(
4759            self.worktree_for_id(project_path.worktree_id, cx)?
4760                .read(cx)
4761                .absolutize(&project_path.path),
4762        )
4763    }
4764
4765    /// Attempts to find a `ProjectPath` corresponding to the given path. If the path
4766    /// is a *full path*, meaning it starts with the root name of a worktree, we'll locate
4767    /// it in that worktree. Otherwise, we'll attempt to find it as a relative path in
4768    /// the first visible worktree that has an entry for that relative path.
4769    ///
4770    /// We use this to resolve edit steps, when there's a chance an LLM may omit the workree
4771    /// root name from paths.
4772    ///
4773    /// # Arguments
4774    ///
4775    /// * `path` - An absolute path, or a full path that starts with a worktree root name, or a
4776    ///   relative path within a visible worktree.
4777    /// * `cx` - A reference to the `AppContext`.
4778    ///
4779    /// # Returns
4780    ///
4781    /// Returns `Some(ProjectPath)` if a matching worktree is found, otherwise `None`.
4782    pub fn find_project_path(&self, path: impl AsRef<Path>, cx: &App) -> Option<ProjectPath> {
4783        let path_style = self.path_style(cx);
4784        let path = path.as_ref();
4785        let worktree_store = self.worktree_store.read(cx);
4786
4787        if is_absolute(&path.to_string_lossy(), path_style) {
4788            for worktree in worktree_store.visible_worktrees(cx) {
4789                let worktree_abs_path = worktree.read(cx).abs_path();
4790
4791                if let Ok(relative_path) = path.strip_prefix(worktree_abs_path)
4792                    && let Ok(path) = RelPath::new(relative_path, path_style)
4793                {
4794                    return Some(ProjectPath {
4795                        worktree_id: worktree.read(cx).id(),
4796                        path: path.into_arc(),
4797                    });
4798                }
4799            }
4800        } else {
4801            for worktree in worktree_store.visible_worktrees(cx) {
4802                let worktree = worktree.read(cx);
4803                if let Ok(rel_path) = RelPath::new(path, path_style) {
4804                    if let Some(entry) = worktree.entry_for_path(&rel_path) {
4805                        return Some(ProjectPath {
4806                            worktree_id: worktree.id(),
4807                            path: entry.path.clone(),
4808                        });
4809                    }
4810                }
4811            }
4812
4813            for worktree in worktree_store.visible_worktrees(cx) {
4814                let worktree_root_name = worktree.read(cx).root_name();
4815                if let Ok(relative_path) = path.strip_prefix(worktree_root_name.as_std_path())
4816                    && let Ok(path) = RelPath::new(relative_path, path_style)
4817                {
4818                    return Some(ProjectPath {
4819                        worktree_id: worktree.read(cx).id(),
4820                        path: path.into_arc(),
4821                    });
4822                }
4823            }
4824        }
4825
4826        None
4827    }
4828
4829    /// If there's only one visible worktree, returns the given worktree-relative path with no prefix.
4830    ///
4831    /// Otherwise, returns the full path for the project path (obtained by prefixing the worktree-relative path with the name of the worktree).
4832    pub fn short_full_path_for_project_path(
4833        &self,
4834        project_path: &ProjectPath,
4835        cx: &App,
4836    ) -> Option<String> {
4837        let path_style = self.path_style(cx);
4838        if self.visible_worktrees(cx).take(2).count() < 2 {
4839            return Some(project_path.path.display(path_style).to_string());
4840        }
4841        self.worktree_for_id(project_path.worktree_id, cx)
4842            .map(|worktree| {
4843                let worktree_name = worktree.read(cx).root_name();
4844                worktree_name
4845                    .join(&project_path.path)
4846                    .display(path_style)
4847                    .to_string()
4848            })
4849    }
4850
4851    pub fn project_path_for_absolute_path(&self, abs_path: &Path, cx: &App) -> Option<ProjectPath> {
4852        self.worktree_store
4853            .read(cx)
4854            .project_path_for_absolute_path(abs_path, cx)
4855    }
4856
4857    pub fn get_workspace_root(&self, project_path: &ProjectPath, cx: &App) -> Option<PathBuf> {
4858        Some(
4859            self.worktree_for_id(project_path.worktree_id, cx)?
4860                .read(cx)
4861                .abs_path()
4862                .to_path_buf(),
4863        )
4864    }
4865
4866    pub fn blame_buffer(
4867        &self,
4868        buffer: &Entity<Buffer>,
4869        version: Option<clock::Global>,
4870        cx: &mut App,
4871    ) -> Task<Result<Option<Blame>>> {
4872        self.git_store.update(cx, |git_store, cx| {
4873            git_store.blame_buffer(buffer, version, cx)
4874        })
4875    }
4876
4877    pub fn get_permalink_to_line(
4878        &self,
4879        buffer: &Entity<Buffer>,
4880        selection: Range<u32>,
4881        cx: &mut App,
4882    ) -> Task<Result<url::Url>> {
4883        self.git_store.update(cx, |git_store, cx| {
4884            git_store.get_permalink_to_line(buffer, selection, cx)
4885        })
4886    }
4887
4888    // RPC message handlers
4889
4890    async fn handle_unshare_project(
4891        this: Entity<Self>,
4892        _: TypedEnvelope<proto::UnshareProject>,
4893        mut cx: AsyncApp,
4894    ) -> Result<()> {
4895        this.update(&mut cx, |this, cx| {
4896            if this.is_local() || this.is_via_remote_server() {
4897                this.unshare(cx)?;
4898            } else {
4899                this.disconnected_from_host(cx);
4900            }
4901            Ok(())
4902        })
4903    }
4904
4905    async fn handle_add_collaborator(
4906        this: Entity<Self>,
4907        mut envelope: TypedEnvelope<proto::AddProjectCollaborator>,
4908        mut cx: AsyncApp,
4909    ) -> Result<()> {
4910        let collaborator = envelope
4911            .payload
4912            .collaborator
4913            .take()
4914            .context("empty collaborator")?;
4915
4916        let collaborator = Collaborator::from_proto(collaborator)?;
4917        this.update(&mut cx, |this, cx| {
4918            this.buffer_store.update(cx, |buffer_store, _| {
4919                buffer_store.forget_shared_buffers_for(&collaborator.peer_id);
4920            });
4921            this.breakpoint_store.read(cx).broadcast();
4922            cx.emit(Event::CollaboratorJoined(collaborator.peer_id));
4923            this.collaborators
4924                .insert(collaborator.peer_id, collaborator);
4925        });
4926
4927        Ok(())
4928    }
4929
4930    async fn handle_update_project_collaborator(
4931        this: Entity<Self>,
4932        envelope: TypedEnvelope<proto::UpdateProjectCollaborator>,
4933        mut cx: AsyncApp,
4934    ) -> Result<()> {
4935        let old_peer_id = envelope
4936            .payload
4937            .old_peer_id
4938            .context("missing old peer id")?;
4939        let new_peer_id = envelope
4940            .payload
4941            .new_peer_id
4942            .context("missing new peer id")?;
4943        this.update(&mut cx, |this, cx| {
4944            let collaborator = this
4945                .collaborators
4946                .remove(&old_peer_id)
4947                .context("received UpdateProjectCollaborator for unknown peer")?;
4948            let is_host = collaborator.is_host;
4949            this.collaborators.insert(new_peer_id, collaborator);
4950
4951            log::info!("peer {} became {}", old_peer_id, new_peer_id,);
4952            this.buffer_store.update(cx, |buffer_store, _| {
4953                buffer_store.update_peer_id(&old_peer_id, new_peer_id)
4954            });
4955
4956            if is_host {
4957                this.buffer_store
4958                    .update(cx, |buffer_store, _| buffer_store.discard_incomplete());
4959                this.enqueue_buffer_ordered_message(BufferOrderedMessage::Resync)
4960                    .unwrap();
4961                cx.emit(Event::HostReshared);
4962            }
4963
4964            cx.emit(Event::CollaboratorUpdated {
4965                old_peer_id,
4966                new_peer_id,
4967            });
4968            Ok(())
4969        })
4970    }
4971
4972    async fn handle_remove_collaborator(
4973        this: Entity<Self>,
4974        envelope: TypedEnvelope<proto::RemoveProjectCollaborator>,
4975        mut cx: AsyncApp,
4976    ) -> Result<()> {
4977        this.update(&mut cx, |this, cx| {
4978            let peer_id = envelope.payload.peer_id.context("invalid peer id")?;
4979            let replica_id = this
4980                .collaborators
4981                .remove(&peer_id)
4982                .with_context(|| format!("unknown peer {peer_id:?}"))?
4983                .replica_id;
4984            this.buffer_store.update(cx, |buffer_store, cx| {
4985                buffer_store.forget_shared_buffers_for(&peer_id);
4986                for buffer in buffer_store.buffers() {
4987                    buffer.update(cx, |buffer, cx| buffer.remove_peer(replica_id, cx));
4988                }
4989            });
4990            this.git_store.update(cx, |git_store, _| {
4991                git_store.forget_shared_diffs_for(&peer_id);
4992            });
4993
4994            cx.emit(Event::CollaboratorLeft(peer_id));
4995            Ok(())
4996        })
4997    }
4998
4999    async fn handle_update_project(
5000        this: Entity<Self>,
5001        envelope: TypedEnvelope<proto::UpdateProject>,
5002        mut cx: AsyncApp,
5003    ) -> Result<()> {
5004        this.update(&mut cx, |this, cx| {
5005            // Don't handle messages that were sent before the response to us joining the project
5006            if envelope.message_id > this.join_project_response_message_id {
5007                cx.update_global::<SettingsStore, _>(|store, cx| {
5008                    for worktree_metadata in &envelope.payload.worktrees {
5009                        store
5010                            .clear_local_settings(WorktreeId::from_proto(worktree_metadata.id), cx)
5011                            .log_err();
5012                    }
5013                });
5014
5015                this.set_worktrees_from_proto(envelope.payload.worktrees, cx)?;
5016            }
5017            Ok(())
5018        })
5019    }
5020
5021    async fn handle_toast(
5022        this: Entity<Self>,
5023        envelope: TypedEnvelope<proto::Toast>,
5024        mut cx: AsyncApp,
5025    ) -> Result<()> {
5026        this.update(&mut cx, |_, cx| {
5027            cx.emit(Event::Toast {
5028                notification_id: envelope.payload.notification_id.into(),
5029                message: envelope.payload.message,
5030                link: None,
5031            });
5032            Ok(())
5033        })
5034    }
5035
5036    async fn handle_language_server_prompt_request(
5037        this: Entity<Self>,
5038        envelope: TypedEnvelope<proto::LanguageServerPromptRequest>,
5039        mut cx: AsyncApp,
5040    ) -> Result<proto::LanguageServerPromptResponse> {
5041        let (tx, rx) = smol::channel::bounded(1);
5042        let actions: Vec<_> = envelope
5043            .payload
5044            .actions
5045            .into_iter()
5046            .map(|action| MessageActionItem {
5047                title: action,
5048                properties: Default::default(),
5049            })
5050            .collect();
5051        this.update(&mut cx, |_, cx| {
5052            cx.emit(Event::LanguageServerPrompt(
5053                LanguageServerPromptRequest::new(
5054                    proto_to_prompt(envelope.payload.level.context("Invalid prompt level")?),
5055                    envelope.payload.message,
5056                    actions.clone(),
5057                    envelope.payload.lsp_name,
5058                    tx,
5059                ),
5060            ));
5061
5062            anyhow::Ok(())
5063        })?;
5064
5065        // We drop `this` to avoid holding a reference in this future for too
5066        // long.
5067        // If we keep the reference, we might not drop the `Project` early
5068        // enough when closing a window and it will only get releases on the
5069        // next `flush_effects()` call.
5070        drop(this);
5071
5072        let mut rx = pin!(rx);
5073        let answer = rx.next().await;
5074
5075        Ok(LanguageServerPromptResponse {
5076            action_response: answer.and_then(|answer| {
5077                actions
5078                    .iter()
5079                    .position(|action| *action == answer)
5080                    .map(|index| index as u64)
5081            }),
5082        })
5083    }
5084
5085    async fn handle_hide_toast(
5086        this: Entity<Self>,
5087        envelope: TypedEnvelope<proto::HideToast>,
5088        mut cx: AsyncApp,
5089    ) -> Result<()> {
5090        this.update(&mut cx, |_, cx| {
5091            cx.emit(Event::HideToast {
5092                notification_id: envelope.payload.notification_id.into(),
5093            });
5094            Ok(())
5095        })
5096    }
5097
5098    // Collab sends UpdateWorktree protos as messages
5099    async fn handle_update_worktree(
5100        this: Entity<Self>,
5101        envelope: TypedEnvelope<proto::UpdateWorktree>,
5102        mut cx: AsyncApp,
5103    ) -> Result<()> {
5104        this.update(&mut cx, |project, cx| {
5105            let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
5106            if let Some(worktree) = project.worktree_for_id(worktree_id, cx) {
5107                worktree.update(cx, |worktree, _| {
5108                    let worktree = worktree.as_remote_mut().unwrap();
5109                    worktree.update_from_remote(envelope.payload);
5110                });
5111            }
5112            Ok(())
5113        })
5114    }
5115
5116    async fn handle_update_buffer_from_remote_server(
5117        this: Entity<Self>,
5118        envelope: TypedEnvelope<proto::UpdateBuffer>,
5119        cx: AsyncApp,
5120    ) -> Result<proto::Ack> {
5121        let buffer_store = this.read_with(&cx, |this, cx| {
5122            if let Some(remote_id) = this.remote_id() {
5123                let mut payload = envelope.payload.clone();
5124                payload.project_id = remote_id;
5125                cx.background_spawn(this.collab_client.request(payload))
5126                    .detach_and_log_err(cx);
5127            }
5128            this.buffer_store.clone()
5129        });
5130        BufferStore::handle_update_buffer(buffer_store, envelope, cx).await
5131    }
5132
5133    async fn handle_trust_worktrees(
5134        this: Entity<Self>,
5135        envelope: TypedEnvelope<proto::TrustWorktrees>,
5136        mut cx: AsyncApp,
5137    ) -> Result<proto::Ack> {
5138        if this.read_with(&cx, |project, _| project.is_via_collab()) {
5139            return Ok(proto::Ack {});
5140        }
5141
5142        let trusted_worktrees = cx
5143            .update(|cx| TrustedWorktrees::try_get_global(cx))
5144            .context("missing trusted worktrees")?;
5145        trusted_worktrees.update(&mut cx, |trusted_worktrees, cx| {
5146            trusted_worktrees.trust(
5147                &this.read(cx).worktree_store(),
5148                envelope
5149                    .payload
5150                    .trusted_paths
5151                    .into_iter()
5152                    .filter_map(|proto_path| PathTrust::from_proto(proto_path))
5153                    .collect(),
5154                cx,
5155            );
5156        });
5157        Ok(proto::Ack {})
5158    }
5159
5160    async fn handle_restrict_worktrees(
5161        this: Entity<Self>,
5162        envelope: TypedEnvelope<proto::RestrictWorktrees>,
5163        mut cx: AsyncApp,
5164    ) -> Result<proto::Ack> {
5165        if this.read_with(&cx, |project, _| project.is_via_collab()) {
5166            return Ok(proto::Ack {});
5167        }
5168
5169        let trusted_worktrees = cx
5170            .update(|cx| TrustedWorktrees::try_get_global(cx))
5171            .context("missing trusted worktrees")?;
5172        trusted_worktrees.update(&mut cx, |trusted_worktrees, cx| {
5173            let worktree_store = this.read(cx).worktree_store().downgrade();
5174            let restricted_paths = envelope
5175                .payload
5176                .worktree_ids
5177                .into_iter()
5178                .map(WorktreeId::from_proto)
5179                .map(PathTrust::Worktree)
5180                .collect::<HashSet<_>>();
5181            trusted_worktrees.restrict(worktree_store, restricted_paths, cx);
5182        });
5183        Ok(proto::Ack {})
5184    }
5185
5186    // Goes from host to client.
5187    async fn handle_find_search_candidates_chunk(
5188        this: Entity<Self>,
5189        envelope: TypedEnvelope<proto::FindSearchCandidatesChunk>,
5190        mut cx: AsyncApp,
5191    ) -> Result<proto::Ack> {
5192        let buffer_store = this.read_with(&mut cx, |this, _| this.buffer_store.clone());
5193        BufferStore::handle_find_search_candidates_chunk(buffer_store, envelope, cx).await
5194    }
5195
5196    // Goes from client to host.
5197    async fn handle_find_search_candidates_cancel(
5198        this: Entity<Self>,
5199        envelope: TypedEnvelope<proto::FindSearchCandidatesCancelled>,
5200        mut cx: AsyncApp,
5201    ) -> Result<()> {
5202        let buffer_store = this.read_with(&mut cx, |this, _| this.buffer_store.clone());
5203        BufferStore::handle_find_search_candidates_cancel(buffer_store, envelope, cx).await
5204    }
5205
5206    async fn handle_update_buffer(
5207        this: Entity<Self>,
5208        envelope: TypedEnvelope<proto::UpdateBuffer>,
5209        cx: AsyncApp,
5210    ) -> Result<proto::Ack> {
5211        let buffer_store = this.read_with(&cx, |this, cx| {
5212            if let Some(ssh) = &this.remote_client {
5213                let mut payload = envelope.payload.clone();
5214                payload.project_id = REMOTE_SERVER_PROJECT_ID;
5215                cx.background_spawn(ssh.read(cx).proto_client().request(payload))
5216                    .detach_and_log_err(cx);
5217            }
5218            this.buffer_store.clone()
5219        });
5220        BufferStore::handle_update_buffer(buffer_store, envelope, cx).await
5221    }
5222
5223    fn retain_remotely_created_models(
5224        &mut self,
5225        cx: &mut Context<Self>,
5226    ) -> RemotelyCreatedModelGuard {
5227        Self::retain_remotely_created_models_impl(
5228            &self.remotely_created_models,
5229            &self.buffer_store,
5230            &self.worktree_store,
5231            cx,
5232        )
5233    }
5234
5235    fn retain_remotely_created_models_impl(
5236        models: &Arc<Mutex<RemotelyCreatedModels>>,
5237        buffer_store: &Entity<BufferStore>,
5238        worktree_store: &Entity<WorktreeStore>,
5239        cx: &mut App,
5240    ) -> RemotelyCreatedModelGuard {
5241        {
5242            let mut remotely_create_models = models.lock();
5243            if remotely_create_models.retain_count == 0 {
5244                remotely_create_models.buffers = buffer_store.read(cx).buffers().collect();
5245                remotely_create_models.worktrees = worktree_store.read(cx).worktrees().collect();
5246            }
5247            remotely_create_models.retain_count += 1;
5248        }
5249        RemotelyCreatedModelGuard {
5250            remote_models: Arc::downgrade(&models),
5251        }
5252    }
5253
5254    async fn handle_create_buffer_for_peer(
5255        this: Entity<Self>,
5256        envelope: TypedEnvelope<proto::CreateBufferForPeer>,
5257        mut cx: AsyncApp,
5258    ) -> Result<()> {
5259        this.update(&mut cx, |this, cx| {
5260            this.buffer_store.update(cx, |buffer_store, cx| {
5261                buffer_store.handle_create_buffer_for_peer(
5262                    envelope,
5263                    this.replica_id(),
5264                    this.capability(),
5265                    cx,
5266                )
5267            })
5268        })
5269    }
5270
5271    async fn handle_toggle_lsp_logs(
5272        project: Entity<Self>,
5273        envelope: TypedEnvelope<proto::ToggleLspLogs>,
5274        mut cx: AsyncApp,
5275    ) -> Result<()> {
5276        let toggled_log_kind =
5277            match proto::toggle_lsp_logs::LogType::from_i32(envelope.payload.log_type)
5278                .context("invalid log type")?
5279            {
5280                proto::toggle_lsp_logs::LogType::Log => LogKind::Logs,
5281                proto::toggle_lsp_logs::LogType::Trace => LogKind::Trace,
5282                proto::toggle_lsp_logs::LogType::Rpc => LogKind::Rpc,
5283            };
5284        project.update(&mut cx, |_, cx| {
5285            cx.emit(Event::ToggleLspLogs {
5286                server_id: LanguageServerId::from_proto(envelope.payload.server_id),
5287                enabled: envelope.payload.enabled,
5288                toggled_log_kind,
5289            })
5290        });
5291        Ok(())
5292    }
5293
5294    async fn handle_synchronize_buffers(
5295        this: Entity<Self>,
5296        envelope: TypedEnvelope<proto::SynchronizeBuffers>,
5297        mut cx: AsyncApp,
5298    ) -> Result<proto::SynchronizeBuffersResponse> {
5299        let response = this.update(&mut cx, |this, cx| {
5300            let client = this.collab_client.clone();
5301            this.buffer_store.update(cx, |this, cx| {
5302                this.handle_synchronize_buffers(envelope, cx, client)
5303            })
5304        })?;
5305
5306        Ok(response)
5307    }
5308
5309    // Goes from client to host.
5310    async fn handle_search_candidate_buffers(
5311        this: Entity<Self>,
5312        envelope: TypedEnvelope<proto::FindSearchCandidates>,
5313        mut cx: AsyncApp,
5314    ) -> Result<proto::Ack> {
5315        let peer_id = envelope.original_sender_id.unwrap_or(envelope.sender_id);
5316        let message = envelope.payload;
5317        let project_id = message.project_id;
5318        let path_style = this.read_with(&cx, |this, cx| this.path_style(cx));
5319        let query =
5320            SearchQuery::from_proto(message.query.context("missing query field")?, path_style)?;
5321
5322        let handle = message.handle;
5323        let buffer_store = this.read_with(&cx, |this, _| this.buffer_store().clone());
5324        let client = this.read_with(&cx, |this, _| this.client());
5325        let task = cx.spawn(async move |cx| {
5326            let results = this.update(cx, |this, cx| {
5327                this.search_impl(query, cx).matching_buffers(cx)
5328            });
5329            let (batcher, batches) = project_search::AdaptiveBatcher::new(cx.background_executor());
5330            let mut new_matches = Box::pin(results.rx);
5331
5332            let sender_task = cx.background_executor().spawn({
5333                let client = client.clone();
5334                async move {
5335                    let mut batches = std::pin::pin!(batches);
5336                    while let Some(buffer_ids) = batches.next().await {
5337                        client
5338                            .request(proto::FindSearchCandidatesChunk {
5339                                handle,
5340                                peer_id: Some(peer_id),
5341                                project_id,
5342                                variant: Some(
5343                                    proto::find_search_candidates_chunk::Variant::Matches(
5344                                        proto::FindSearchCandidatesMatches { buffer_ids },
5345                                    ),
5346                                ),
5347                            })
5348                            .await?;
5349                    }
5350                    anyhow::Ok(())
5351                }
5352            });
5353
5354            while let Some(buffer) = new_matches.next().await {
5355                let buffer_id = this.update(cx, |this, cx| {
5356                    this.create_buffer_for_peer(&buffer, peer_id, cx).to_proto()
5357                });
5358                batcher.push(buffer_id).await;
5359            }
5360            batcher.flush().await;
5361
5362            sender_task.await?;
5363
5364            let _ = client
5365                .request(proto::FindSearchCandidatesChunk {
5366                    handle,
5367                    peer_id: Some(peer_id),
5368                    project_id,
5369                    variant: Some(proto::find_search_candidates_chunk::Variant::Done(
5370                        proto::FindSearchCandidatesDone {},
5371                    )),
5372                })
5373                .await?;
5374            anyhow::Ok(())
5375        });
5376        buffer_store.update(&mut cx, |this, _| {
5377            this.register_ongoing_project_search((peer_id, handle), task);
5378        });
5379
5380        Ok(proto::Ack {})
5381    }
5382
5383    async fn handle_open_buffer_by_id(
5384        this: Entity<Self>,
5385        envelope: TypedEnvelope<proto::OpenBufferById>,
5386        mut cx: AsyncApp,
5387    ) -> Result<proto::OpenBufferResponse> {
5388        let peer_id = envelope.original_sender_id()?;
5389        let buffer_id = BufferId::new(envelope.payload.id)?;
5390        let buffer = this
5391            .update(&mut cx, |this, cx| this.open_buffer_by_id(buffer_id, cx))
5392            .await?;
5393        Project::respond_to_open_buffer_request(this, buffer, peer_id, &mut cx)
5394    }
5395
5396    async fn handle_open_buffer_by_path(
5397        this: Entity<Self>,
5398        envelope: TypedEnvelope<proto::OpenBufferByPath>,
5399        mut cx: AsyncApp,
5400    ) -> Result<proto::OpenBufferResponse> {
5401        let peer_id = envelope.original_sender_id()?;
5402        let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
5403        let path = RelPath::from_proto(&envelope.payload.path)?;
5404        let open_buffer = this
5405            .update(&mut cx, |this, cx| {
5406                this.open_buffer(ProjectPath { worktree_id, path }, cx)
5407            })
5408            .await?;
5409        Project::respond_to_open_buffer_request(this, open_buffer, peer_id, &mut cx)
5410    }
5411
5412    async fn handle_open_new_buffer(
5413        this: Entity<Self>,
5414        envelope: TypedEnvelope<proto::OpenNewBuffer>,
5415        mut cx: AsyncApp,
5416    ) -> Result<proto::OpenBufferResponse> {
5417        let buffer = this
5418            .update(&mut cx, |this, cx| this.create_buffer(None, true, cx))
5419            .await?;
5420        let peer_id = envelope.original_sender_id()?;
5421
5422        Project::respond_to_open_buffer_request(this, buffer, peer_id, &mut cx)
5423    }
5424
5425    fn respond_to_open_buffer_request(
5426        this: Entity<Self>,
5427        buffer: Entity<Buffer>,
5428        peer_id: proto::PeerId,
5429        cx: &mut AsyncApp,
5430    ) -> Result<proto::OpenBufferResponse> {
5431        this.update(cx, |this, cx| {
5432            let is_private = buffer
5433                .read(cx)
5434                .file()
5435                .map(|f| f.is_private())
5436                .unwrap_or_default();
5437            anyhow::ensure!(!is_private, ErrorCode::UnsharedItem);
5438            Ok(proto::OpenBufferResponse {
5439                buffer_id: this.create_buffer_for_peer(&buffer, peer_id, cx).into(),
5440            })
5441        })
5442    }
5443
5444    fn create_buffer_for_peer(
5445        &mut self,
5446        buffer: &Entity<Buffer>,
5447        peer_id: proto::PeerId,
5448        cx: &mut App,
5449    ) -> BufferId {
5450        self.buffer_store
5451            .update(cx, |buffer_store, cx| {
5452                buffer_store.create_buffer_for_peer(buffer, peer_id, cx)
5453            })
5454            .detach_and_log_err(cx);
5455        buffer.read(cx).remote_id()
5456    }
5457
5458    async fn handle_create_image_for_peer(
5459        this: Entity<Self>,
5460        envelope: TypedEnvelope<proto::CreateImageForPeer>,
5461        mut cx: AsyncApp,
5462    ) -> Result<()> {
5463        this.update(&mut cx, |this, cx| {
5464            this.image_store.update(cx, |image_store, cx| {
5465                image_store.handle_create_image_for_peer(envelope, cx)
5466            })
5467        })
5468    }
5469
5470    async fn handle_create_file_for_peer(
5471        this: Entity<Self>,
5472        envelope: TypedEnvelope<proto::CreateFileForPeer>,
5473        mut cx: AsyncApp,
5474    ) -> Result<()> {
5475        use proto::create_file_for_peer::Variant;
5476        log::debug!("handle_create_file_for_peer: received message");
5477
5478        let downloading_files: Arc<Mutex<HashMap<(WorktreeId, String), DownloadingFile>>> =
5479            this.update(&mut cx, |this, _| this.downloading_files.clone());
5480
5481        match &envelope.payload.variant {
5482            Some(Variant::State(state)) => {
5483                log::debug!(
5484                    "handle_create_file_for_peer: got State: id={}, content_size={}",
5485                    state.id,
5486                    state.content_size
5487                );
5488
5489                // Extract worktree_id and path from the File field
5490                if let Some(ref file) = state.file {
5491                    let worktree_id = WorktreeId::from_proto(file.worktree_id);
5492                    let path = file.path.clone();
5493                    let key = (worktree_id, path);
5494                    log::debug!("handle_create_file_for_peer: looking up key={:?}", key);
5495
5496                    let mut files = downloading_files.lock();
5497                    log::trace!(
5498                        "handle_create_file_for_peer: current downloading_files keys: {:?}",
5499                        files.keys().collect::<Vec<_>>()
5500                    );
5501
5502                    if let Some(file_entry) = files.get_mut(&key) {
5503                        file_entry.total_size = state.content_size;
5504                        file_entry.file_id = Some(state.id);
5505                        log::debug!(
5506                            "handle_create_file_for_peer: updated file entry: total_size={}, file_id={}",
5507                            state.content_size,
5508                            state.id
5509                        );
5510                    } else {
5511                        log::warn!(
5512                            "handle_create_file_for_peer: key={:?} not found in downloading_files",
5513                            key
5514                        );
5515                    }
5516                } else {
5517                    log::warn!("handle_create_file_for_peer: State has no file field");
5518                }
5519            }
5520            Some(Variant::Chunk(chunk)) => {
5521                log::debug!(
5522                    "handle_create_file_for_peer: got Chunk: file_id={}, data_len={}",
5523                    chunk.file_id,
5524                    chunk.data.len()
5525                );
5526
5527                // Extract data while holding the lock, then release it before await
5528                let (key_to_remove, write_info): (
5529                    Option<(WorktreeId, String)>,
5530                    Option<(PathBuf, Vec<u8>)>,
5531                ) = {
5532                    let mut files = downloading_files.lock();
5533                    let mut found_key: Option<(WorktreeId, String)> = None;
5534                    let mut write_data: Option<(PathBuf, Vec<u8>)> = None;
5535
5536                    for (key, file_entry) in files.iter_mut() {
5537                        if file_entry.file_id == Some(chunk.file_id) {
5538                            file_entry.chunks.extend_from_slice(&chunk.data);
5539                            log::debug!(
5540                                "handle_create_file_for_peer: accumulated {} bytes, total_size={}",
5541                                file_entry.chunks.len(),
5542                                file_entry.total_size
5543                            );
5544
5545                            if file_entry.chunks.len() as u64 >= file_entry.total_size
5546                                && file_entry.total_size > 0
5547                            {
5548                                let destination = file_entry.destination_path.clone();
5549                                let content = std::mem::take(&mut file_entry.chunks);
5550                                found_key = Some(key.clone());
5551                                write_data = Some((destination, content));
5552                            }
5553                            break;
5554                        }
5555                    }
5556                    (found_key, write_data)
5557                }; // MutexGuard is dropped here
5558
5559                // Perform the async write outside the lock
5560                if let Some((destination, content)) = write_info {
5561                    log::debug!(
5562                        "handle_create_file_for_peer: writing {} bytes to {:?}",
5563                        content.len(),
5564                        destination
5565                    );
5566                    match smol::fs::write(&destination, &content).await {
5567                        Ok(_) => log::info!(
5568                            "handle_create_file_for_peer: successfully wrote file to {:?}",
5569                            destination
5570                        ),
5571                        Err(e) => log::error!(
5572                            "handle_create_file_for_peer: failed to write file: {:?}",
5573                            e
5574                        ),
5575                    }
5576                }
5577
5578                // Remove the completed entry
5579                if let Some(key) = key_to_remove {
5580                    downloading_files.lock().remove(&key);
5581                    log::debug!("handle_create_file_for_peer: removed completed download entry");
5582                }
5583            }
5584            None => {
5585                log::warn!("handle_create_file_for_peer: got None variant");
5586            }
5587        }
5588
5589        Ok(())
5590    }
5591
5592    fn synchronize_remote_buffers(&mut self, cx: &mut Context<Self>) -> Task<Result<()>> {
5593        let project_id = match self.client_state {
5594            ProjectClientState::Remote {
5595                sharing_has_stopped,
5596                remote_id,
5597                ..
5598            } => {
5599                if sharing_has_stopped {
5600                    return Task::ready(Err(anyhow!(
5601                        "can't synchronize remote buffers on a readonly project"
5602                    )));
5603                } else {
5604                    remote_id
5605                }
5606            }
5607            ProjectClientState::Shared { .. } | ProjectClientState::Local => {
5608                return Task::ready(Err(anyhow!(
5609                    "can't synchronize remote buffers on a local project"
5610                )));
5611            }
5612        };
5613
5614        let client = self.collab_client.clone();
5615        cx.spawn(async move |this, cx| {
5616            let (buffers, incomplete_buffer_ids) = this.update(cx, |this, cx| {
5617                this.buffer_store.read(cx).buffer_version_info(cx)
5618            })?;
5619            let response = client
5620                .request(proto::SynchronizeBuffers {
5621                    project_id,
5622                    buffers,
5623                })
5624                .await?;
5625
5626            let send_updates_for_buffers = this.update(cx, |this, cx| {
5627                response
5628                    .buffers
5629                    .into_iter()
5630                    .map(|buffer| {
5631                        let client = client.clone();
5632                        let buffer_id = match BufferId::new(buffer.id) {
5633                            Ok(id) => id,
5634                            Err(e) => {
5635                                return Task::ready(Err(e));
5636                            }
5637                        };
5638                        let remote_version = language::proto::deserialize_version(&buffer.version);
5639                        if let Some(buffer) = this.buffer_for_id(buffer_id, cx) {
5640                            let operations =
5641                                buffer.read(cx).serialize_ops(Some(remote_version), cx);
5642                            cx.background_spawn(async move {
5643                                let operations = operations.await;
5644                                for chunk in split_operations(operations) {
5645                                    client
5646                                        .request(proto::UpdateBuffer {
5647                                            project_id,
5648                                            buffer_id: buffer_id.into(),
5649                                            operations: chunk,
5650                                        })
5651                                        .await?;
5652                                }
5653                                anyhow::Ok(())
5654                            })
5655                        } else {
5656                            Task::ready(Ok(()))
5657                        }
5658                    })
5659                    .collect::<Vec<_>>()
5660            })?;
5661
5662            // Any incomplete buffers have open requests waiting. Request that the host sends
5663            // creates these buffers for us again to unblock any waiting futures.
5664            for id in incomplete_buffer_ids {
5665                cx.background_spawn(client.request(proto::OpenBufferById {
5666                    project_id,
5667                    id: id.into(),
5668                }))
5669                .detach();
5670            }
5671
5672            futures::future::join_all(send_updates_for_buffers)
5673                .await
5674                .into_iter()
5675                .collect()
5676        })
5677    }
5678
5679    pub fn worktree_metadata_protos(&self, cx: &App) -> Vec<proto::WorktreeMetadata> {
5680        self.worktree_store.read(cx).worktree_metadata_protos(cx)
5681    }
5682
5683    /// Iterator of all open buffers that have unsaved changes
5684    pub fn dirty_buffers<'a>(&'a self, cx: &'a App) -> impl Iterator<Item = ProjectPath> + 'a {
5685        self.buffer_store.read(cx).buffers().filter_map(|buf| {
5686            let buf = buf.read(cx);
5687            if buf.is_dirty() {
5688                buf.project_path(cx)
5689            } else {
5690                None
5691            }
5692        })
5693    }
5694
5695    fn set_worktrees_from_proto(
5696        &mut self,
5697        worktrees: Vec<proto::WorktreeMetadata>,
5698        cx: &mut Context<Project>,
5699    ) -> Result<()> {
5700        self.worktree_store.update(cx, |worktree_store, cx| {
5701            worktree_store.set_worktrees_from_proto(worktrees, self.replica_id(), cx)
5702        })
5703    }
5704
5705    fn set_collaborators_from_proto(
5706        &mut self,
5707        messages: Vec<proto::Collaborator>,
5708        cx: &mut Context<Self>,
5709    ) -> Result<()> {
5710        let mut collaborators = HashMap::default();
5711        for message in messages {
5712            let collaborator = Collaborator::from_proto(message)?;
5713            collaborators.insert(collaborator.peer_id, collaborator);
5714        }
5715        for old_peer_id in self.collaborators.keys() {
5716            if !collaborators.contains_key(old_peer_id) {
5717                cx.emit(Event::CollaboratorLeft(*old_peer_id));
5718            }
5719        }
5720        self.collaborators = collaborators;
5721        Ok(())
5722    }
5723
5724    pub fn supplementary_language_servers<'a>(
5725        &'a self,
5726        cx: &'a App,
5727    ) -> impl 'a + Iterator<Item = (LanguageServerId, LanguageServerName)> {
5728        self.lsp_store.read(cx).supplementary_language_servers()
5729    }
5730
5731    pub fn any_language_server_supports_inlay_hints(&self, buffer: &Buffer, cx: &mut App) -> bool {
5732        let Some(language) = buffer.language().cloned() else {
5733            return false;
5734        };
5735        self.lsp_store.update(cx, |lsp_store, _| {
5736            let relevant_language_servers = lsp_store
5737                .languages
5738                .lsp_adapters(&language.name())
5739                .into_iter()
5740                .map(|lsp_adapter| lsp_adapter.name())
5741                .collect::<HashSet<_>>();
5742            lsp_store
5743                .language_server_statuses()
5744                .filter_map(|(server_id, server_status)| {
5745                    relevant_language_servers
5746                        .contains(&server_status.name)
5747                        .then_some(server_id)
5748                })
5749                .filter_map(|server_id| lsp_store.lsp_server_capabilities.get(&server_id))
5750                .any(InlayHints::check_capabilities)
5751        })
5752    }
5753
5754    pub fn any_language_server_supports_semantic_tokens(
5755        &self,
5756        buffer: &Buffer,
5757        cx: &mut App,
5758    ) -> bool {
5759        let Some(language) = buffer.language().cloned() else {
5760            return false;
5761        };
5762        let lsp_store = self.lsp_store.read(cx);
5763        let relevant_language_servers = lsp_store
5764            .languages
5765            .lsp_adapters(&language.name())
5766            .into_iter()
5767            .map(|lsp_adapter| lsp_adapter.name())
5768            .collect::<HashSet<_>>();
5769        lsp_store
5770            .language_server_statuses()
5771            .filter_map(|(server_id, server_status)| {
5772                relevant_language_servers
5773                    .contains(&server_status.name)
5774                    .then_some(server_id)
5775            })
5776            .filter_map(|server_id| lsp_store.lsp_server_capabilities.get(&server_id))
5777            .any(|capabilities| capabilities.semantic_tokens_provider.is_some())
5778    }
5779
5780    pub fn language_server_id_for_name(
5781        &self,
5782        buffer: &Buffer,
5783        name: &LanguageServerName,
5784        cx: &App,
5785    ) -> Option<LanguageServerId> {
5786        let language = buffer.language()?;
5787        let relevant_language_servers = self
5788            .languages
5789            .lsp_adapters(&language.name())
5790            .into_iter()
5791            .map(|lsp_adapter| lsp_adapter.name())
5792            .collect::<HashSet<_>>();
5793        if !relevant_language_servers.contains(name) {
5794            return None;
5795        }
5796        self.language_server_statuses(cx)
5797            .filter(|(_, server_status)| relevant_language_servers.contains(&server_status.name))
5798            .find_map(|(server_id, server_status)| {
5799                if &server_status.name == name {
5800                    Some(server_id)
5801                } else {
5802                    None
5803                }
5804            })
5805    }
5806
5807    #[cfg(feature = "test-support")]
5808    pub fn has_language_servers_for(&self, buffer: &Buffer, cx: &mut App) -> bool {
5809        self.lsp_store.update(cx, |this, cx| {
5810            this.running_language_servers_for_local_buffer(buffer, cx)
5811                .next()
5812                .is_some()
5813        })
5814    }
5815
5816    pub fn git_init(
5817        &self,
5818        path: Arc<Path>,
5819        fallback_branch_name: String,
5820        cx: &App,
5821    ) -> Task<Result<()>> {
5822        self.git_store
5823            .read(cx)
5824            .git_init(path, fallback_branch_name, cx)
5825    }
5826
5827    pub fn buffer_store(&self) -> &Entity<BufferStore> {
5828        &self.buffer_store
5829    }
5830
5831    pub fn git_store(&self) -> &Entity<GitStore> {
5832        &self.git_store
5833    }
5834
5835    pub fn agent_server_store(&self) -> &Entity<AgentServerStore> {
5836        &self.agent_server_store
5837    }
5838
5839    #[cfg(feature = "test-support")]
5840    pub fn git_scans_complete(&self, cx: &Context<Self>) -> Task<()> {
5841        use futures::future::join_all;
5842        cx.spawn(async move |this, cx| {
5843            let scans_complete = this
5844                .read_with(cx, |this, cx| {
5845                    this.worktrees(cx)
5846                        .filter_map(|worktree| Some(worktree.read(cx).as_local()?.scan_complete()))
5847                        .collect::<Vec<_>>()
5848                })
5849                .unwrap();
5850            join_all(scans_complete).await;
5851            let barriers = this
5852                .update(cx, |this, cx| {
5853                    let repos = this.repositories(cx).values().cloned().collect::<Vec<_>>();
5854                    repos
5855                        .into_iter()
5856                        .map(|repo| repo.update(cx, |repo, _| repo.barrier()))
5857                        .collect::<Vec<_>>()
5858                })
5859                .unwrap();
5860            join_all(barriers).await;
5861        })
5862    }
5863
5864    pub fn active_repository(&self, cx: &App) -> Option<Entity<Repository>> {
5865        self.git_store.read(cx).active_repository()
5866    }
5867
5868    pub fn repositories<'a>(&self, cx: &'a App) -> &'a HashMap<RepositoryId, Entity<Repository>> {
5869        self.git_store.read(cx).repositories()
5870    }
5871
5872    pub fn status_for_buffer_id(&self, buffer_id: BufferId, cx: &App) -> Option<FileStatus> {
5873        self.git_store.read(cx).status_for_buffer_id(buffer_id, cx)
5874    }
5875
5876    pub fn set_agent_location(
5877        &mut self,
5878        new_location: Option<AgentLocation>,
5879        cx: &mut Context<Self>,
5880    ) {
5881        if let Some(old_location) = self.agent_location.as_ref() {
5882            old_location
5883                .buffer
5884                .update(cx, |buffer, cx| buffer.remove_agent_selections(cx))
5885                .ok();
5886        }
5887
5888        if let Some(location) = new_location.as_ref() {
5889            location
5890                .buffer
5891                .update(cx, |buffer, cx| {
5892                    buffer.set_agent_selections(
5893                        Arc::from([language::Selection {
5894                            id: 0,
5895                            start: location.position,
5896                            end: location.position,
5897                            reversed: false,
5898                            goal: language::SelectionGoal::None,
5899                        }]),
5900                        false,
5901                        CursorShape::Hollow,
5902                        cx,
5903                    )
5904                })
5905                .ok();
5906        }
5907
5908        self.agent_location = new_location;
5909        cx.emit(Event::AgentLocationChanged);
5910    }
5911
5912    pub fn agent_location(&self) -> Option<AgentLocation> {
5913        self.agent_location.clone()
5914    }
5915
5916    pub fn path_style(&self, cx: &App) -> PathStyle {
5917        self.worktree_store.read(cx).path_style()
5918    }
5919
5920    pub fn contains_local_settings_file(
5921        &self,
5922        worktree_id: WorktreeId,
5923        rel_path: &RelPath,
5924        cx: &App,
5925    ) -> bool {
5926        self.worktree_for_id(worktree_id, cx)
5927            .map_or(false, |worktree| {
5928                worktree.read(cx).entry_for_path(rel_path).is_some()
5929            })
5930    }
5931}
5932
5933pub struct PathMatchCandidateSet {
5934    pub snapshot: Snapshot,
5935    pub include_ignored: bool,
5936    pub include_root_name: bool,
5937    pub candidates: Candidates,
5938}
5939
5940pub enum Candidates {
5941    /// Only consider directories.
5942    Directories,
5943    /// Only consider files.
5944    Files,
5945    /// Consider directories and files.
5946    Entries,
5947}
5948
5949impl<'a> fuzzy::PathMatchCandidateSet<'a> for PathMatchCandidateSet {
5950    type Candidates = PathMatchCandidateSetIter<'a>;
5951
5952    fn id(&self) -> usize {
5953        self.snapshot.id().to_usize()
5954    }
5955
5956    fn len(&self) -> usize {
5957        match self.candidates {
5958            Candidates::Files => {
5959                if self.include_ignored {
5960                    self.snapshot.file_count()
5961                } else {
5962                    self.snapshot.visible_file_count()
5963                }
5964            }
5965
5966            Candidates::Directories => {
5967                if self.include_ignored {
5968                    self.snapshot.dir_count()
5969                } else {
5970                    self.snapshot.visible_dir_count()
5971                }
5972            }
5973
5974            Candidates::Entries => {
5975                if self.include_ignored {
5976                    self.snapshot.entry_count()
5977                } else {
5978                    self.snapshot.visible_entry_count()
5979                }
5980            }
5981        }
5982    }
5983
5984    fn prefix(&self) -> Arc<RelPath> {
5985        if self.snapshot.root_entry().is_some_and(|e| e.is_file()) || self.include_root_name {
5986            self.snapshot.root_name().into()
5987        } else {
5988            RelPath::empty().into()
5989        }
5990    }
5991
5992    fn root_is_file(&self) -> bool {
5993        self.snapshot.root_entry().is_some_and(|f| f.is_file())
5994    }
5995
5996    fn path_style(&self) -> PathStyle {
5997        self.snapshot.path_style()
5998    }
5999
6000    fn candidates(&'a self, start: usize) -> Self::Candidates {
6001        PathMatchCandidateSetIter {
6002            traversal: match self.candidates {
6003                Candidates::Directories => self.snapshot.directories(self.include_ignored, start),
6004                Candidates::Files => self.snapshot.files(self.include_ignored, start),
6005                Candidates::Entries => self.snapshot.entries(self.include_ignored, start),
6006            },
6007        }
6008    }
6009}
6010
6011pub struct PathMatchCandidateSetIter<'a> {
6012    traversal: Traversal<'a>,
6013}
6014
6015impl<'a> Iterator for PathMatchCandidateSetIter<'a> {
6016    type Item = fuzzy::PathMatchCandidate<'a>;
6017
6018    fn next(&mut self) -> Option<Self::Item> {
6019        self.traversal
6020            .next()
6021            .map(|entry| fuzzy::PathMatchCandidate {
6022                is_dir: entry.kind.is_dir(),
6023                path: &entry.path,
6024                char_bag: entry.char_bag,
6025            })
6026    }
6027}
6028
6029impl EventEmitter<Event> for Project {}
6030
6031impl<'a> From<&'a ProjectPath> for SettingsLocation<'a> {
6032    fn from(val: &'a ProjectPath) -> Self {
6033        SettingsLocation {
6034            worktree_id: val.worktree_id,
6035            path: val.path.as_ref(),
6036        }
6037    }
6038}
6039
6040impl<P: Into<Arc<RelPath>>> From<(WorktreeId, P)> for ProjectPath {
6041    fn from((worktree_id, path): (WorktreeId, P)) -> Self {
6042        Self {
6043            worktree_id,
6044            path: path.into(),
6045        }
6046    }
6047}
6048
6049/// ResolvedPath is a path that has been resolved to either a ProjectPath
6050/// or an AbsPath and that *exists*.
6051#[derive(Debug, Clone)]
6052pub enum ResolvedPath {
6053    ProjectPath {
6054        project_path: ProjectPath,
6055        is_dir: bool,
6056    },
6057    AbsPath {
6058        path: String,
6059        is_dir: bool,
6060    },
6061}
6062
6063impl ResolvedPath {
6064    pub fn abs_path(&self) -> Option<&str> {
6065        match self {
6066            Self::AbsPath { path, .. } => Some(path),
6067            _ => None,
6068        }
6069    }
6070
6071    pub fn into_abs_path(self) -> Option<String> {
6072        match self {
6073            Self::AbsPath { path, .. } => Some(path),
6074            _ => None,
6075        }
6076    }
6077
6078    pub fn project_path(&self) -> Option<&ProjectPath> {
6079        match self {
6080            Self::ProjectPath { project_path, .. } => Some(project_path),
6081            _ => None,
6082        }
6083    }
6084
6085    pub fn is_file(&self) -> bool {
6086        !self.is_dir()
6087    }
6088
6089    pub fn is_dir(&self) -> bool {
6090        match self {
6091            Self::ProjectPath { is_dir, .. } => *is_dir,
6092            Self::AbsPath { is_dir, .. } => *is_dir,
6093        }
6094    }
6095}
6096
6097impl ProjectItem for Buffer {
6098    fn try_open(
6099        project: &Entity<Project>,
6100        path: &ProjectPath,
6101        cx: &mut App,
6102    ) -> Option<Task<Result<Entity<Self>>>> {
6103        Some(project.update(cx, |project, cx| project.open_buffer(path.clone(), cx)))
6104    }
6105
6106    fn entry_id(&self, _cx: &App) -> Option<ProjectEntryId> {
6107        File::from_dyn(self.file()).and_then(|file| file.project_entry_id())
6108    }
6109
6110    fn project_path(&self, cx: &App) -> Option<ProjectPath> {
6111        let file = self.file()?;
6112
6113        (!matches!(file.disk_state(), DiskState::Historic { .. })).then(|| ProjectPath {
6114            worktree_id: file.worktree_id(cx),
6115            path: file.path().clone(),
6116        })
6117    }
6118
6119    fn is_dirty(&self) -> bool {
6120        self.is_dirty()
6121    }
6122}
6123
6124impl Completion {
6125    pub fn kind(&self) -> Option<CompletionItemKind> {
6126        self.source
6127            // `lsp::CompletionListItemDefaults` has no `kind` field
6128            .lsp_completion(false)
6129            .and_then(|lsp_completion| lsp_completion.kind)
6130    }
6131
6132    pub fn label(&self) -> Option<String> {
6133        self.source
6134            .lsp_completion(false)
6135            .map(|lsp_completion| lsp_completion.label.clone())
6136    }
6137
6138    /// A key that can be used to sort completions when displaying
6139    /// them to the user.
6140    pub fn sort_key(&self) -> (usize, &str) {
6141        const DEFAULT_KIND_KEY: usize = 4;
6142        let kind_key = self
6143            .kind()
6144            .and_then(|lsp_completion_kind| match lsp_completion_kind {
6145                lsp::CompletionItemKind::KEYWORD => Some(0),
6146                lsp::CompletionItemKind::VARIABLE => Some(1),
6147                lsp::CompletionItemKind::CONSTANT => Some(2),
6148                lsp::CompletionItemKind::PROPERTY => Some(3),
6149                _ => None,
6150            })
6151            .unwrap_or(DEFAULT_KIND_KEY);
6152        (kind_key, self.label.filter_text())
6153    }
6154
6155    /// Whether this completion is a snippet.
6156    pub fn is_snippet_kind(&self) -> bool {
6157        matches!(
6158            &self.source,
6159            CompletionSource::Lsp { lsp_completion, .. }
6160            if lsp_completion.kind == Some(CompletionItemKind::SNIPPET)
6161        )
6162    }
6163
6164    /// Whether this completion is a snippet or snippet-style LSP completion.
6165    pub fn is_snippet(&self) -> bool {
6166        self.source
6167            // `lsp::CompletionListItemDefaults` has `insert_text_format` field
6168            .lsp_completion(true)
6169            .is_some_and(|lsp_completion| {
6170                lsp_completion.insert_text_format == Some(lsp::InsertTextFormat::SNIPPET)
6171            })
6172    }
6173
6174    /// Returns the corresponding color for this completion.
6175    ///
6176    /// Will return `None` if this completion's kind is not [`CompletionItemKind::COLOR`].
6177    pub fn color(&self) -> Option<Hsla> {
6178        // `lsp::CompletionListItemDefaults` has no `kind` field
6179        let lsp_completion = self.source.lsp_completion(false)?;
6180        if lsp_completion.kind? == CompletionItemKind::COLOR {
6181            return color_extractor::extract_color(&lsp_completion);
6182        }
6183        None
6184    }
6185}
6186
6187fn proto_to_prompt(level: proto::language_server_prompt_request::Level) -> gpui::PromptLevel {
6188    match level {
6189        proto::language_server_prompt_request::Level::Info(_) => gpui::PromptLevel::Info,
6190        proto::language_server_prompt_request::Level::Warning(_) => gpui::PromptLevel::Warning,
6191        proto::language_server_prompt_request::Level::Critical(_) => gpui::PromptLevel::Critical,
6192    }
6193}
6194
6195fn provide_inline_values(
6196    captures: impl Iterator<Item = (Range<usize>, language::DebuggerTextObject)>,
6197    snapshot: &language::BufferSnapshot,
6198    max_row: usize,
6199) -> Vec<InlineValueLocation> {
6200    let mut variables = Vec::new();
6201    let mut variable_position = HashSet::default();
6202    let mut scopes = Vec::new();
6203
6204    let active_debug_line_offset = snapshot.point_to_offset(Point::new(max_row as u32, 0));
6205
6206    for (capture_range, capture_kind) in captures {
6207        match capture_kind {
6208            language::DebuggerTextObject::Variable => {
6209                let variable_name = snapshot
6210                    .text_for_range(capture_range.clone())
6211                    .collect::<String>();
6212                let point = snapshot.offset_to_point(capture_range.end);
6213
6214                while scopes
6215                    .last()
6216                    .is_some_and(|scope: &Range<_>| !scope.contains(&capture_range.start))
6217                {
6218                    scopes.pop();
6219                }
6220
6221                if point.row as usize > max_row {
6222                    break;
6223                }
6224
6225                let scope = if scopes
6226                    .last()
6227                    .is_none_or(|scope| !scope.contains(&active_debug_line_offset))
6228                {
6229                    VariableScope::Global
6230                } else {
6231                    VariableScope::Local
6232                };
6233
6234                if variable_position.insert(capture_range.end) {
6235                    variables.push(InlineValueLocation {
6236                        variable_name,
6237                        scope,
6238                        lookup: VariableLookupKind::Variable,
6239                        row: point.row as usize,
6240                        column: point.column as usize,
6241                    });
6242                }
6243            }
6244            language::DebuggerTextObject::Scope => {
6245                while scopes.last().map_or_else(
6246                    || false,
6247                    |scope: &Range<usize>| {
6248                        !(scope.contains(&capture_range.start)
6249                            && scope.contains(&capture_range.end))
6250                    },
6251                ) {
6252                    scopes.pop();
6253                }
6254                scopes.push(capture_range);
6255            }
6256        }
6257    }
6258
6259    variables
6260}