project.rs

   1pub mod agent_server_store;
   2pub mod buffer_store;
   3mod color_extractor;
   4pub mod connection_manager;
   5pub mod context_server_store;
   6pub mod debounced_delay;
   7pub mod debugger;
   8pub mod git_store;
   9pub mod image_store;
  10pub mod lsp_command;
  11pub mod lsp_store;
  12mod manifest_tree;
  13pub mod prettier_store;
  14mod project_search;
  15pub mod project_settings;
  16pub mod search;
  17mod task_inventory;
  18pub mod task_store;
  19pub mod telemetry_snapshot;
  20pub mod terminals;
  21pub mod toolchain_store;
  22pub mod trusted_worktrees;
  23pub mod worktree_store;
  24
  25#[cfg(test)]
  26mod project_tests;
  27
  28mod environment;
  29use buffer_diff::BufferDiff;
  30use context_server_store::ContextServerStore;
  31pub use environment::ProjectEnvironmentEvent;
  32use git::repository::get_git_committer;
  33use git_store::{Repository, RepositoryId};
  34pub mod search_history;
  35mod yarn;
  36
  37use dap::inline_value::{InlineValueLocation, VariableLookupKind, VariableScope};
  38
  39use crate::{
  40    git_store::GitStore,
  41    lsp_store::{SymbolLocation, log_store::LogKind},
  42    project_search::SearchResultsHandle,
  43    trusted_worktrees::{PathTrust, RemoteHostLocation, TrustedWorktrees},
  44};
  45pub use agent_server_store::{AgentServerStore, AgentServersUpdated, ExternalAgentServerName};
  46pub use git_store::{
  47    ConflictRegion, ConflictSet, ConflictSetSnapshot, ConflictSetUpdate,
  48    git_traversal::{ChildEntriesGitIter, GitEntry, GitEntryRef, GitTraversal},
  49};
  50pub use manifest_tree::ManifestTree;
  51pub use project_search::{Search, SearchResults};
  52
  53use anyhow::{Context as _, Result, anyhow};
  54use buffer_store::{BufferStore, BufferStoreEvent};
  55use client::{
  56    Client, Collaborator, PendingEntitySubscription, ProjectId, TypedEnvelope, UserStore, proto,
  57};
  58use clock::ReplicaId;
  59
  60use dap::client::DebugAdapterClient;
  61
  62use collections::{BTreeSet, HashMap, HashSet, IndexSet};
  63use debounced_delay::DebouncedDelay;
  64pub use debugger::breakpoint_store::BreakpointWithPosition;
  65use debugger::{
  66    breakpoint_store::{ActiveStackFrame, BreakpointStore},
  67    dap_store::{DapStore, DapStoreEvent},
  68    session::Session,
  69};
  70use encoding_rs;
  71pub use environment::ProjectEnvironment;
  72#[cfg(test)]
  73use futures::future::join_all;
  74use futures::{
  75    StreamExt,
  76    channel::mpsc::{self, UnboundedReceiver},
  77    future::try_join_all,
  78};
  79pub use image_store::{ImageItem, ImageStore};
  80use image_store::{ImageItemEvent, ImageStoreEvent};
  81
  82use ::git::{blame::Blame, status::FileStatus};
  83use gpui::{
  84    App, AppContext, AsyncApp, BorrowAppContext, Context, Entity, EventEmitter, Hsla, SharedString,
  85    Task, WeakEntity, Window,
  86};
  87use language::{
  88    Buffer, BufferEvent, Capability, CodeLabel, CursorShape, DiskState, Language, LanguageName,
  89    LanguageRegistry, PointUtf16, ToOffset, ToPointUtf16, Toolchain, ToolchainMetadata,
  90    ToolchainScope, Transaction, Unclipped, language_settings::InlayHintKind,
  91    proto::split_operations,
  92};
  93use lsp::{
  94    CodeActionKind, CompletionContext, CompletionItemKind, DocumentHighlightKind, InsertTextMode,
  95    LanguageServerBinary, LanguageServerId, LanguageServerName, LanguageServerSelector,
  96    MessageActionItem,
  97};
  98use lsp_command::*;
  99use lsp_store::{CompletionDocumentation, LspFormatTarget, OpenLspBufferHandle};
 100pub use manifest_tree::ManifestProvidersStore;
 101use node_runtime::NodeRuntime;
 102use parking_lot::Mutex;
 103pub use prettier_store::PrettierStore;
 104use project_settings::{ProjectSettings, SettingsObserver, SettingsObserverEvent};
 105use remote::{RemoteClient, RemoteConnectionOptions};
 106use rpc::{
 107    AnyProtoClient, ErrorCode,
 108    proto::{LanguageServerPromptResponse, REMOTE_SERVER_PROJECT_ID},
 109};
 110use search::{SearchInputKind, SearchQuery, SearchResult};
 111use search_history::SearchHistory;
 112use settings::{InvalidSettingsError, RegisterSetting, Settings, SettingsLocation, SettingsStore};
 113use snippet::Snippet;
 114pub use snippet_provider;
 115use snippet_provider::SnippetProvider;
 116use std::{
 117    borrow::Cow,
 118    collections::BTreeMap,
 119    ffi::OsString,
 120    ops::{Not as _, Range},
 121    path::{Path, PathBuf},
 122    pin::pin,
 123    str::{self, FromStr},
 124    sync::Arc,
 125    time::Duration,
 126};
 127
 128use task_store::TaskStore;
 129use terminals::Terminals;
 130use text::{Anchor, BufferId, OffsetRangeExt, Point, Rope};
 131use toolchain_store::EmptyToolchainStore;
 132use util::{
 133    ResultExt as _, maybe,
 134    paths::{PathStyle, SanitizedPath, is_absolute},
 135    rel_path::RelPath,
 136};
 137use worktree::{CreatedEntry, Snapshot, Traversal};
 138pub use worktree::{
 139    Entry, EntryKind, FS_WATCH_LATENCY, File, LocalWorktree, PathChange, ProjectEntryId,
 140    UpdatedEntriesSet, UpdatedGitRepositoriesSet, Worktree, WorktreeId, WorktreeSettings,
 141};
 142use worktree_store::{WorktreeStore, WorktreeStoreEvent};
 143
 144pub use fs::*;
 145pub use language::Location;
 146#[cfg(any(test, feature = "test-support"))]
 147pub use prettier::FORMAT_SUFFIX as TEST_PRETTIER_FORMAT_SUFFIX;
 148pub use task_inventory::{
 149    BasicContextProvider, ContextProviderWithTasks, DebugScenarioContext, Inventory, TaskContexts,
 150    TaskSourceKind,
 151};
 152
 153pub use buffer_store::ProjectTransaction;
 154pub use lsp_store::{
 155    DiagnosticSummary, InvalidationStrategy, LanguageServerLogType, LanguageServerProgress,
 156    LanguageServerPromptRequest, LanguageServerStatus, LanguageServerToQuery, LspStore,
 157    LspStoreEvent, ProgressToken, SERVER_PROGRESS_THROTTLE_TIMEOUT,
 158};
 159pub use toolchain_store::{ToolchainStore, Toolchains};
 160const MAX_PROJECT_SEARCH_HISTORY_SIZE: usize = 500;
 161
 162pub trait ProjectItem: 'static {
 163    fn try_open(
 164        project: &Entity<Project>,
 165        path: &ProjectPath,
 166        cx: &mut App,
 167    ) -> Option<Task<Result<Entity<Self>>>>
 168    where
 169        Self: Sized;
 170    fn entry_id(&self, cx: &App) -> Option<ProjectEntryId>;
 171    fn project_path(&self, cx: &App) -> Option<ProjectPath>;
 172    fn is_dirty(&self) -> bool;
 173}
 174
 175#[derive(Clone)]
 176pub enum OpenedBufferEvent {
 177    Disconnected,
 178    Ok(BufferId),
 179    Err(BufferId, Arc<anyhow::Error>),
 180}
 181
 182/// Semantics-aware entity that is relevant to one or more [`Worktree`] with the files.
 183/// `Project` is responsible for tasks, LSP and collab queries, synchronizing worktree states accordingly.
 184/// Maps [`Worktree`] entries with its own logic using [`ProjectEntryId`] and [`ProjectPath`] structs.
 185///
 186/// Can be either local (for the project opened on the same host) or remote.(for collab projects, browsed by multiple remote users).
 187pub struct Project {
 188    active_entry: Option<ProjectEntryId>,
 189    buffer_ordered_messages_tx: mpsc::UnboundedSender<BufferOrderedMessage>,
 190    languages: Arc<LanguageRegistry>,
 191    dap_store: Entity<DapStore>,
 192    agent_server_store: Entity<AgentServerStore>,
 193
 194    breakpoint_store: Entity<BreakpointStore>,
 195    collab_client: Arc<client::Client>,
 196    join_project_response_message_id: u32,
 197    task_store: Entity<TaskStore>,
 198    user_store: Entity<UserStore>,
 199    fs: Arc<dyn Fs>,
 200    remote_client: Option<Entity<RemoteClient>>,
 201    client_state: ProjectClientState,
 202    git_store: Entity<GitStore>,
 203    collaborators: HashMap<proto::PeerId, Collaborator>,
 204    client_subscriptions: Vec<client::Subscription>,
 205    worktree_store: Entity<WorktreeStore>,
 206    buffer_store: Entity<BufferStore>,
 207    context_server_store: Entity<ContextServerStore>,
 208    image_store: Entity<ImageStore>,
 209    lsp_store: Entity<LspStore>,
 210    _subscriptions: Vec<gpui::Subscription>,
 211    buffers_needing_diff: HashSet<WeakEntity<Buffer>>,
 212    git_diff_debouncer: DebouncedDelay<Self>,
 213    remotely_created_models: Arc<Mutex<RemotelyCreatedModels>>,
 214    terminals: Terminals,
 215    node: Option<NodeRuntime>,
 216    search_history: SearchHistory,
 217    search_included_history: SearchHistory,
 218    search_excluded_history: SearchHistory,
 219    snippets: Entity<SnippetProvider>,
 220    environment: Entity<ProjectEnvironment>,
 221    settings_observer: Entity<SettingsObserver>,
 222    toolchain_store: Option<Entity<ToolchainStore>>,
 223    agent_location: Option<AgentLocation>,
 224}
 225
 226#[derive(Clone, Debug, PartialEq, Eq)]
 227pub struct AgentLocation {
 228    pub buffer: WeakEntity<Buffer>,
 229    pub position: Anchor,
 230}
 231
 232#[derive(Default)]
 233struct RemotelyCreatedModels {
 234    worktrees: Vec<Entity<Worktree>>,
 235    buffers: Vec<Entity<Buffer>>,
 236    retain_count: usize,
 237}
 238
 239struct RemotelyCreatedModelGuard {
 240    remote_models: std::sync::Weak<Mutex<RemotelyCreatedModels>>,
 241}
 242
 243impl Drop for RemotelyCreatedModelGuard {
 244    fn drop(&mut self) {
 245        if let Some(remote_models) = self.remote_models.upgrade() {
 246            let mut remote_models = remote_models.lock();
 247            assert!(
 248                remote_models.retain_count > 0,
 249                "RemotelyCreatedModelGuard dropped too many times"
 250            );
 251            remote_models.retain_count -= 1;
 252            if remote_models.retain_count == 0 {
 253                remote_models.buffers.clear();
 254                remote_models.worktrees.clear();
 255            }
 256        }
 257    }
 258}
 259/// Message ordered with respect to buffer operations
 260#[derive(Debug)]
 261enum BufferOrderedMessage {
 262    Operation {
 263        buffer_id: BufferId,
 264        operation: proto::Operation,
 265    },
 266    LanguageServerUpdate {
 267        language_server_id: LanguageServerId,
 268        message: proto::update_language_server::Variant,
 269        name: Option<LanguageServerName>,
 270    },
 271    Resync,
 272}
 273
 274#[derive(Debug)]
 275enum ProjectClientState {
 276    /// Single-player mode.
 277    Local,
 278    /// Multi-player mode but still a local project.
 279    Shared { remote_id: u64 },
 280    /// Multi-player mode but working on a remote project.
 281    Remote {
 282        sharing_has_stopped: bool,
 283        capability: Capability,
 284        remote_id: u64,
 285        replica_id: ReplicaId,
 286    },
 287}
 288
 289#[derive(Clone, Debug, PartialEq)]
 290pub enum Event {
 291    LanguageServerAdded(LanguageServerId, LanguageServerName, Option<WorktreeId>),
 292    LanguageServerRemoved(LanguageServerId),
 293    LanguageServerLog(LanguageServerId, LanguageServerLogType, String),
 294    // [`lsp::notification::DidOpenTextDocument`] was sent to this server using the buffer data.
 295    // Zed's buffer-related data is updated accordingly.
 296    LanguageServerBufferRegistered {
 297        server_id: LanguageServerId,
 298        buffer_id: BufferId,
 299        buffer_abs_path: PathBuf,
 300        name: Option<LanguageServerName>,
 301    },
 302    ToggleLspLogs {
 303        server_id: LanguageServerId,
 304        enabled: bool,
 305        toggled_log_kind: LogKind,
 306    },
 307    Toast {
 308        notification_id: SharedString,
 309        message: String,
 310    },
 311    HideToast {
 312        notification_id: SharedString,
 313    },
 314    LanguageServerPrompt(LanguageServerPromptRequest),
 315    LanguageNotFound(Entity<Buffer>),
 316    ActiveEntryChanged(Option<ProjectEntryId>),
 317    ActivateProjectPanel,
 318    WorktreeAdded(WorktreeId),
 319    WorktreeOrderChanged,
 320    WorktreeRemoved(WorktreeId),
 321    WorktreeUpdatedEntries(WorktreeId, UpdatedEntriesSet),
 322    DiskBasedDiagnosticsStarted {
 323        language_server_id: LanguageServerId,
 324    },
 325    DiskBasedDiagnosticsFinished {
 326        language_server_id: LanguageServerId,
 327    },
 328    DiagnosticsUpdated {
 329        paths: Vec<ProjectPath>,
 330        language_server_id: LanguageServerId,
 331    },
 332    RemoteIdChanged(Option<u64>),
 333    DisconnectedFromHost,
 334    DisconnectedFromSshRemote,
 335    Closed,
 336    DeletedEntry(WorktreeId, ProjectEntryId),
 337    CollaboratorUpdated {
 338        old_peer_id: proto::PeerId,
 339        new_peer_id: proto::PeerId,
 340    },
 341    CollaboratorJoined(proto::PeerId),
 342    CollaboratorLeft(proto::PeerId),
 343    HostReshared,
 344    Reshared,
 345    Rejoined,
 346    RefreshInlayHints {
 347        server_id: LanguageServerId,
 348        request_id: Option<usize>,
 349    },
 350    RefreshCodeLens,
 351    RevealInProjectPanel(ProjectEntryId),
 352    SnippetEdit(BufferId, Vec<(lsp::Range, Snippet)>),
 353    ExpandedAllForEntry(WorktreeId, ProjectEntryId),
 354    EntryRenamed(ProjectTransaction, ProjectPath, PathBuf),
 355    WorkspaceEditApplied(ProjectTransaction),
 356    AgentLocationChanged,
 357}
 358
 359pub struct AgentLocationChanged;
 360
 361pub enum DebugAdapterClientState {
 362    Starting(Task<Option<Arc<DebugAdapterClient>>>),
 363    Running(Arc<DebugAdapterClient>),
 364}
 365
 366#[derive(Clone, Debug, Eq, PartialEq, Hash, PartialOrd, Ord)]
 367pub struct ProjectPath {
 368    pub worktree_id: WorktreeId,
 369    pub path: Arc<RelPath>,
 370}
 371
 372impl ProjectPath {
 373    pub fn from_file(value: &dyn language::File, cx: &App) -> Self {
 374        ProjectPath {
 375            worktree_id: value.worktree_id(cx),
 376            path: value.path().clone(),
 377        }
 378    }
 379
 380    pub fn from_proto(p: proto::ProjectPath) -> Option<Self> {
 381        Some(Self {
 382            worktree_id: WorktreeId::from_proto(p.worktree_id),
 383            path: RelPath::from_proto(&p.path).log_err()?,
 384        })
 385    }
 386
 387    pub fn to_proto(&self) -> proto::ProjectPath {
 388        proto::ProjectPath {
 389            worktree_id: self.worktree_id.to_proto(),
 390            path: self.path.as_ref().to_proto(),
 391        }
 392    }
 393
 394    pub fn root_path(worktree_id: WorktreeId) -> Self {
 395        Self {
 396            worktree_id,
 397            path: RelPath::empty().into(),
 398        }
 399    }
 400
 401    pub fn starts_with(&self, other: &ProjectPath) -> bool {
 402        self.worktree_id == other.worktree_id && self.path.starts_with(&other.path)
 403    }
 404}
 405
 406#[derive(Debug, Default)]
 407pub enum PrepareRenameResponse {
 408    Success(Range<Anchor>),
 409    OnlyUnpreparedRenameSupported,
 410    #[default]
 411    InvalidPosition,
 412}
 413
 414#[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
 415pub enum InlayId {
 416    EditPrediction(usize),
 417    DebuggerValue(usize),
 418    // LSP
 419    Hint(usize),
 420    Color(usize),
 421}
 422
 423impl InlayId {
 424    pub fn id(&self) -> usize {
 425        match self {
 426            Self::EditPrediction(id) => *id,
 427            Self::DebuggerValue(id) => *id,
 428            Self::Hint(id) => *id,
 429            Self::Color(id) => *id,
 430        }
 431    }
 432}
 433
 434#[derive(Debug, Clone, PartialEq, Eq)]
 435pub struct InlayHint {
 436    pub position: language::Anchor,
 437    pub label: InlayHintLabel,
 438    pub kind: Option<InlayHintKind>,
 439    pub padding_left: bool,
 440    pub padding_right: bool,
 441    pub tooltip: Option<InlayHintTooltip>,
 442    pub resolve_state: ResolveState,
 443}
 444
 445/// The user's intent behind a given completion confirmation
 446#[derive(PartialEq, Eq, Hash, Debug, Clone, Copy)]
 447pub enum CompletionIntent {
 448    /// The user intends to 'commit' this result, if possible
 449    /// completion confirmations should run side effects.
 450    ///
 451    /// For LSP completions, will respect the setting `completions.lsp_insert_mode`.
 452    Complete,
 453    /// Similar to [Self::Complete], but behaves like `lsp_insert_mode` is set to `insert`.
 454    CompleteWithInsert,
 455    /// Similar to [Self::Complete], but behaves like `lsp_insert_mode` is set to `replace`.
 456    CompleteWithReplace,
 457    /// The user intends to continue 'composing' this completion
 458    /// completion confirmations should not run side effects and
 459    /// let the user continue composing their action
 460    Compose,
 461}
 462
 463impl CompletionIntent {
 464    pub fn is_complete(&self) -> bool {
 465        self == &Self::Complete
 466    }
 467
 468    pub fn is_compose(&self) -> bool {
 469        self == &Self::Compose
 470    }
 471}
 472
 473/// Similar to `CoreCompletion`, but with extra metadata attached.
 474#[derive(Clone)]
 475pub struct Completion {
 476    /// The range of text that will be replaced by this completion.
 477    pub replace_range: Range<Anchor>,
 478    /// The new text that will be inserted.
 479    pub new_text: String,
 480    /// A label for this completion that is shown in the menu.
 481    pub label: CodeLabel,
 482    /// The documentation for this completion.
 483    pub documentation: Option<CompletionDocumentation>,
 484    /// Completion data source which it was constructed from.
 485    pub source: CompletionSource,
 486    /// A path to an icon for this completion that is shown in the menu.
 487    pub icon_path: Option<SharedString>,
 488    /// Text starting here and ending at the cursor will be used as the query for filtering this completion.
 489    ///
 490    /// If None, the start of the surrounding word is used.
 491    pub match_start: Option<text::Anchor>,
 492    /// Key used for de-duplicating snippets. If None, always considered unique.
 493    pub snippet_deduplication_key: Option<(usize, usize)>,
 494    /// Whether to adjust indentation (the default) or not.
 495    pub insert_text_mode: Option<InsertTextMode>,
 496    /// An optional callback to invoke when this completion is confirmed.
 497    /// Returns, whether new completions should be retriggered after the current one.
 498    /// If `true` is returned, the editor will show a new completion menu after this completion is confirmed.
 499    /// if no confirmation is provided or `false` is returned, the completion will be committed.
 500    pub confirm: Option<Arc<dyn Send + Sync + Fn(CompletionIntent, &mut Window, &mut App) -> bool>>,
 501}
 502
 503#[derive(Debug, Clone)]
 504pub enum CompletionSource {
 505    Lsp {
 506        /// The alternate `insert` range, if provided by the LSP server.
 507        insert_range: Option<Range<Anchor>>,
 508        /// The id of the language server that produced this completion.
 509        server_id: LanguageServerId,
 510        /// The raw completion provided by the language server.
 511        lsp_completion: Box<lsp::CompletionItem>,
 512        /// A set of defaults for this completion item.
 513        lsp_defaults: Option<Arc<lsp::CompletionListItemDefaults>>,
 514        /// Whether this completion has been resolved, to ensure it happens once per completion.
 515        resolved: bool,
 516    },
 517    Dap {
 518        /// The sort text for this completion.
 519        sort_text: String,
 520    },
 521    Custom,
 522    BufferWord {
 523        word_range: Range<Anchor>,
 524        resolved: bool,
 525    },
 526}
 527
 528impl CompletionSource {
 529    pub fn server_id(&self) -> Option<LanguageServerId> {
 530        if let CompletionSource::Lsp { server_id, .. } = self {
 531            Some(*server_id)
 532        } else {
 533            None
 534        }
 535    }
 536
 537    pub fn lsp_completion(&self, apply_defaults: bool) -> Option<Cow<'_, lsp::CompletionItem>> {
 538        if let Self::Lsp {
 539            lsp_completion,
 540            lsp_defaults,
 541            ..
 542        } = self
 543        {
 544            if apply_defaults && let Some(lsp_defaults) = lsp_defaults {
 545                let mut completion_with_defaults = *lsp_completion.clone();
 546                let default_commit_characters = lsp_defaults.commit_characters.as_ref();
 547                let default_edit_range = lsp_defaults.edit_range.as_ref();
 548                let default_insert_text_format = lsp_defaults.insert_text_format.as_ref();
 549                let default_insert_text_mode = lsp_defaults.insert_text_mode.as_ref();
 550
 551                if default_commit_characters.is_some()
 552                    || default_edit_range.is_some()
 553                    || default_insert_text_format.is_some()
 554                    || default_insert_text_mode.is_some()
 555                {
 556                    if completion_with_defaults.commit_characters.is_none()
 557                        && default_commit_characters.is_some()
 558                    {
 559                        completion_with_defaults.commit_characters =
 560                            default_commit_characters.cloned()
 561                    }
 562                    if completion_with_defaults.text_edit.is_none() {
 563                        match default_edit_range {
 564                            Some(lsp::CompletionListItemDefaultsEditRange::Range(range)) => {
 565                                completion_with_defaults.text_edit =
 566                                    Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
 567                                        range: *range,
 568                                        new_text: completion_with_defaults.label.clone(),
 569                                    }))
 570                            }
 571                            Some(lsp::CompletionListItemDefaultsEditRange::InsertAndReplace {
 572                                insert,
 573                                replace,
 574                            }) => {
 575                                completion_with_defaults.text_edit =
 576                                    Some(lsp::CompletionTextEdit::InsertAndReplace(
 577                                        lsp::InsertReplaceEdit {
 578                                            new_text: completion_with_defaults.label.clone(),
 579                                            insert: *insert,
 580                                            replace: *replace,
 581                                        },
 582                                    ))
 583                            }
 584                            None => {}
 585                        }
 586                    }
 587                    if completion_with_defaults.insert_text_format.is_none()
 588                        && default_insert_text_format.is_some()
 589                    {
 590                        completion_with_defaults.insert_text_format =
 591                            default_insert_text_format.cloned()
 592                    }
 593                    if completion_with_defaults.insert_text_mode.is_none()
 594                        && default_insert_text_mode.is_some()
 595                    {
 596                        completion_with_defaults.insert_text_mode =
 597                            default_insert_text_mode.cloned()
 598                    }
 599                }
 600                return Some(Cow::Owned(completion_with_defaults));
 601            }
 602            Some(Cow::Borrowed(lsp_completion))
 603        } else {
 604            None
 605        }
 606    }
 607}
 608
 609impl std::fmt::Debug for Completion {
 610    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 611        f.debug_struct("Completion")
 612            .field("replace_range", &self.replace_range)
 613            .field("new_text", &self.new_text)
 614            .field("label", &self.label)
 615            .field("documentation", &self.documentation)
 616            .field("source", &self.source)
 617            .finish()
 618    }
 619}
 620
 621/// Response from a source of completions.
 622pub struct CompletionResponse {
 623    pub completions: Vec<Completion>,
 624    pub display_options: CompletionDisplayOptions,
 625    /// When false, indicates that the list is complete and so does not need to be re-queried if it
 626    /// can be filtered instead.
 627    pub is_incomplete: bool,
 628}
 629
 630#[derive(Default)]
 631pub struct CompletionDisplayOptions {
 632    pub dynamic_width: bool,
 633}
 634
 635impl CompletionDisplayOptions {
 636    pub fn merge(&mut self, other: &CompletionDisplayOptions) {
 637        self.dynamic_width = self.dynamic_width && other.dynamic_width;
 638    }
 639}
 640
 641/// Response from language server completion request.
 642#[derive(Clone, Debug, Default)]
 643pub(crate) struct CoreCompletionResponse {
 644    pub completions: Vec<CoreCompletion>,
 645    /// When false, indicates that the list is complete and so does not need to be re-queried if it
 646    /// can be filtered instead.
 647    pub is_incomplete: bool,
 648}
 649
 650/// A generic completion that can come from different sources.
 651#[derive(Clone, Debug)]
 652pub(crate) struct CoreCompletion {
 653    replace_range: Range<Anchor>,
 654    new_text: String,
 655    source: CompletionSource,
 656}
 657
 658/// A code action provided by a language server.
 659#[derive(Clone, Debug, PartialEq)]
 660pub struct CodeAction {
 661    /// The id of the language server that produced this code action.
 662    pub server_id: LanguageServerId,
 663    /// The range of the buffer where this code action is applicable.
 664    pub range: Range<Anchor>,
 665    /// The raw code action provided by the language server.
 666    /// Can be either an action or a command.
 667    pub lsp_action: LspAction,
 668    /// Whether the action needs to be resolved using the language server.
 669    pub resolved: bool,
 670}
 671
 672/// An action sent back by a language server.
 673#[derive(Clone, Debug, PartialEq)]
 674pub enum LspAction {
 675    /// An action with the full data, may have a command or may not.
 676    /// May require resolving.
 677    Action(Box<lsp::CodeAction>),
 678    /// A command data to run as an action.
 679    Command(lsp::Command),
 680    /// A code lens data to run as an action.
 681    CodeLens(lsp::CodeLens),
 682}
 683
 684impl LspAction {
 685    pub fn title(&self) -> &str {
 686        match self {
 687            Self::Action(action) => &action.title,
 688            Self::Command(command) => &command.title,
 689            Self::CodeLens(lens) => lens
 690                .command
 691                .as_ref()
 692                .map(|command| command.title.as_str())
 693                .unwrap_or("Unknown command"),
 694        }
 695    }
 696
 697    fn action_kind(&self) -> Option<lsp::CodeActionKind> {
 698        match self {
 699            Self::Action(action) => action.kind.clone(),
 700            Self::Command(_) => Some(lsp::CodeActionKind::new("command")),
 701            Self::CodeLens(_) => Some(lsp::CodeActionKind::new("code lens")),
 702        }
 703    }
 704
 705    fn edit(&self) -> Option<&lsp::WorkspaceEdit> {
 706        match self {
 707            Self::Action(action) => action.edit.as_ref(),
 708            Self::Command(_) => None,
 709            Self::CodeLens(_) => None,
 710        }
 711    }
 712
 713    fn command(&self) -> Option<&lsp::Command> {
 714        match self {
 715            Self::Action(action) => action.command.as_ref(),
 716            Self::Command(command) => Some(command),
 717            Self::CodeLens(lens) => lens.command.as_ref(),
 718        }
 719    }
 720}
 721
 722#[derive(Debug, Clone, PartialEq, Eq)]
 723pub enum ResolveState {
 724    Resolved,
 725    CanResolve(LanguageServerId, Option<lsp::LSPAny>),
 726    Resolving,
 727}
 728impl InlayHint {
 729    pub fn text(&self) -> Rope {
 730        match &self.label {
 731            InlayHintLabel::String(s) => Rope::from(s),
 732            InlayHintLabel::LabelParts(parts) => parts.iter().map(|part| &*part.value).collect(),
 733        }
 734    }
 735}
 736
 737#[derive(Debug, Clone, PartialEq, Eq)]
 738pub enum InlayHintLabel {
 739    String(String),
 740    LabelParts(Vec<InlayHintLabelPart>),
 741}
 742
 743#[derive(Debug, Clone, PartialEq, Eq)]
 744pub struct InlayHintLabelPart {
 745    pub value: String,
 746    pub tooltip: Option<InlayHintLabelPartTooltip>,
 747    pub location: Option<(LanguageServerId, lsp::Location)>,
 748}
 749
 750#[derive(Debug, Clone, PartialEq, Eq)]
 751pub enum InlayHintTooltip {
 752    String(String),
 753    MarkupContent(MarkupContent),
 754}
 755
 756#[derive(Debug, Clone, PartialEq, Eq)]
 757pub enum InlayHintLabelPartTooltip {
 758    String(String),
 759    MarkupContent(MarkupContent),
 760}
 761
 762#[derive(Debug, Clone, PartialEq, Eq)]
 763pub struct MarkupContent {
 764    pub kind: HoverBlockKind,
 765    pub value: String,
 766}
 767
 768#[derive(Debug, Clone, PartialEq)]
 769pub struct LocationLink {
 770    pub origin: Option<Location>,
 771    pub target: Location,
 772}
 773
 774#[derive(Debug)]
 775pub struct DocumentHighlight {
 776    pub range: Range<language::Anchor>,
 777    pub kind: DocumentHighlightKind,
 778}
 779
 780#[derive(Clone, Debug)]
 781pub struct Symbol {
 782    pub language_server_name: LanguageServerName,
 783    pub source_worktree_id: WorktreeId,
 784    pub source_language_server_id: LanguageServerId,
 785    pub path: SymbolLocation,
 786    pub label: CodeLabel,
 787    pub name: String,
 788    pub kind: lsp::SymbolKind,
 789    pub range: Range<Unclipped<PointUtf16>>,
 790}
 791
 792#[derive(Clone, Debug)]
 793pub struct DocumentSymbol {
 794    pub name: String,
 795    pub kind: lsp::SymbolKind,
 796    pub range: Range<Unclipped<PointUtf16>>,
 797    pub selection_range: Range<Unclipped<PointUtf16>>,
 798    pub children: Vec<DocumentSymbol>,
 799}
 800
 801#[derive(Clone, Debug, PartialEq)]
 802pub struct HoverBlock {
 803    pub text: String,
 804    pub kind: HoverBlockKind,
 805}
 806
 807#[derive(Clone, Debug, PartialEq, Eq)]
 808pub enum HoverBlockKind {
 809    PlainText,
 810    Markdown,
 811    Code { language: String },
 812}
 813
 814#[derive(Debug, Clone)]
 815pub struct Hover {
 816    pub contents: Vec<HoverBlock>,
 817    pub range: Option<Range<language::Anchor>>,
 818    pub language: Option<Arc<Language>>,
 819}
 820
 821impl Hover {
 822    pub fn is_empty(&self) -> bool {
 823        self.contents.iter().all(|block| block.text.is_empty())
 824    }
 825}
 826
 827enum EntitySubscription {
 828    Project(PendingEntitySubscription<Project>),
 829    BufferStore(PendingEntitySubscription<BufferStore>),
 830    GitStore(PendingEntitySubscription<GitStore>),
 831    WorktreeStore(PendingEntitySubscription<WorktreeStore>),
 832    LspStore(PendingEntitySubscription<LspStore>),
 833    SettingsObserver(PendingEntitySubscription<SettingsObserver>),
 834    DapStore(PendingEntitySubscription<DapStore>),
 835    BreakpointStore(PendingEntitySubscription<BreakpointStore>),
 836}
 837
 838#[derive(Debug, Clone)]
 839pub struct DirectoryItem {
 840    pub path: PathBuf,
 841    pub is_dir: bool,
 842}
 843
 844#[derive(Clone, Debug, PartialEq)]
 845pub struct DocumentColor {
 846    pub lsp_range: lsp::Range,
 847    pub color: lsp::Color,
 848    pub resolved: bool,
 849    pub color_presentations: Vec<ColorPresentation>,
 850}
 851
 852impl Eq for DocumentColor {}
 853
 854impl std::hash::Hash for DocumentColor {
 855    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
 856        self.lsp_range.hash(state);
 857        self.color.red.to_bits().hash(state);
 858        self.color.green.to_bits().hash(state);
 859        self.color.blue.to_bits().hash(state);
 860        self.color.alpha.to_bits().hash(state);
 861        self.resolved.hash(state);
 862        self.color_presentations.hash(state);
 863    }
 864}
 865
 866#[derive(Clone, Debug, PartialEq, Eq)]
 867pub struct ColorPresentation {
 868    pub label: SharedString,
 869    pub text_edit: Option<lsp::TextEdit>,
 870    pub additional_text_edits: Vec<lsp::TextEdit>,
 871}
 872
 873impl std::hash::Hash for ColorPresentation {
 874    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
 875        self.label.hash(state);
 876        if let Some(ref edit) = self.text_edit {
 877            edit.range.hash(state);
 878            edit.new_text.hash(state);
 879        }
 880        self.additional_text_edits.len().hash(state);
 881        for edit in &self.additional_text_edits {
 882            edit.range.hash(state);
 883            edit.new_text.hash(state);
 884        }
 885    }
 886}
 887
 888#[derive(Clone)]
 889pub enum DirectoryLister {
 890    Project(Entity<Project>),
 891    Local(Entity<Project>, Arc<dyn Fs>),
 892}
 893
 894impl std::fmt::Debug for DirectoryLister {
 895    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 896        match self {
 897            DirectoryLister::Project(project) => {
 898                write!(f, "DirectoryLister::Project({project:?})")
 899            }
 900            DirectoryLister::Local(project, _) => {
 901                write!(f, "DirectoryLister::Local({project:?})")
 902            }
 903        }
 904    }
 905}
 906
 907impl DirectoryLister {
 908    pub fn is_local(&self, cx: &App) -> bool {
 909        match self {
 910            DirectoryLister::Local(..) => true,
 911            DirectoryLister::Project(project) => project.read(cx).is_local(),
 912        }
 913    }
 914
 915    pub fn resolve_tilde<'a>(&self, path: &'a String, cx: &App) -> Cow<'a, str> {
 916        if self.is_local(cx) {
 917            shellexpand::tilde(path)
 918        } else {
 919            Cow::from(path)
 920        }
 921    }
 922
 923    pub fn default_query(&self, cx: &mut App) -> String {
 924        let project = match self {
 925            DirectoryLister::Project(project) => project,
 926            DirectoryLister::Local(project, _) => project,
 927        }
 928        .read(cx);
 929        let path_style = project.path_style(cx);
 930        project
 931            .visible_worktrees(cx)
 932            .next()
 933            .map(|worktree| worktree.read(cx).abs_path().to_string_lossy().into_owned())
 934            .or_else(|| std::env::home_dir().map(|dir| dir.to_string_lossy().into_owned()))
 935            .map(|mut s| {
 936                s.push_str(path_style.primary_separator());
 937                s
 938            })
 939            .unwrap_or_else(|| {
 940                if path_style.is_windows() {
 941                    "C:\\"
 942                } else {
 943                    "~/"
 944                }
 945                .to_string()
 946            })
 947    }
 948
 949    pub fn list_directory(&self, path: String, cx: &mut App) -> Task<Result<Vec<DirectoryItem>>> {
 950        match self {
 951            DirectoryLister::Project(project) => {
 952                project.update(cx, |project, cx| project.list_directory(path, cx))
 953            }
 954            DirectoryLister::Local(_, fs) => {
 955                let fs = fs.clone();
 956                cx.background_spawn(async move {
 957                    let mut results = vec![];
 958                    let expanded = shellexpand::tilde(&path);
 959                    let query = Path::new(expanded.as_ref());
 960                    let mut response = fs.read_dir(query).await?;
 961                    while let Some(path) = response.next().await {
 962                        let path = path?;
 963                        if let Some(file_name) = path.file_name() {
 964                            results.push(DirectoryItem {
 965                                path: PathBuf::from(file_name.to_os_string()),
 966                                is_dir: fs.is_dir(&path).await,
 967                            });
 968                        }
 969                    }
 970                    Ok(results)
 971                })
 972            }
 973        }
 974    }
 975
 976    pub fn path_style(&self, cx: &App) -> PathStyle {
 977        match self {
 978            Self::Local(project, ..) | Self::Project(project, ..) => {
 979                project.read(cx).path_style(cx)
 980            }
 981        }
 982    }
 983}
 984
 985#[cfg(any(test, feature = "test-support"))]
 986pub const DEFAULT_COMPLETION_CONTEXT: CompletionContext = CompletionContext {
 987    trigger_kind: lsp::CompletionTriggerKind::INVOKED,
 988    trigger_character: None,
 989};
 990
 991/// An LSP diagnostics associated with a certain language server.
 992#[derive(Clone, Debug, Default)]
 993pub enum LspPullDiagnostics {
 994    #[default]
 995    Default,
 996    Response {
 997        /// The id of the language server that produced diagnostics.
 998        server_id: LanguageServerId,
 999        /// URI of the resource,
1000        uri: lsp::Uri,
1001        /// The ID provided by the dynamic registration that produced diagnostics.
1002        registration_id: Option<SharedString>,
1003        /// The diagnostics produced by this language server.
1004        diagnostics: PulledDiagnostics,
1005    },
1006}
1007
1008#[derive(Clone, Debug)]
1009pub enum PulledDiagnostics {
1010    Unchanged {
1011        /// An ID the current pulled batch for this file.
1012        /// If given, can be used to query workspace diagnostics partially.
1013        result_id: SharedString,
1014    },
1015    Changed {
1016        result_id: Option<SharedString>,
1017        diagnostics: Vec<lsp::Diagnostic>,
1018    },
1019}
1020
1021/// Whether to disable all AI features in Zed.
1022///
1023/// Default: false
1024#[derive(Copy, Clone, Debug, RegisterSetting)]
1025pub struct DisableAiSettings {
1026    pub disable_ai: bool,
1027}
1028
1029impl settings::Settings for DisableAiSettings {
1030    fn from_settings(content: &settings::SettingsContent) -> Self {
1031        Self {
1032            disable_ai: content.disable_ai.unwrap().0,
1033        }
1034    }
1035}
1036
1037impl Project {
1038    pub fn init(client: &Arc<Client>, cx: &mut App) {
1039        connection_manager::init(client.clone(), cx);
1040
1041        let client: AnyProtoClient = client.clone().into();
1042        client.add_entity_message_handler(Self::handle_add_collaborator);
1043        client.add_entity_message_handler(Self::handle_update_project_collaborator);
1044        client.add_entity_message_handler(Self::handle_remove_collaborator);
1045        client.add_entity_message_handler(Self::handle_update_project);
1046        client.add_entity_message_handler(Self::handle_unshare_project);
1047        client.add_entity_request_handler(Self::handle_update_buffer);
1048        client.add_entity_message_handler(Self::handle_update_worktree);
1049        client.add_entity_request_handler(Self::handle_synchronize_buffers);
1050
1051        client.add_entity_request_handler(Self::handle_search_candidate_buffers);
1052        client.add_entity_request_handler(Self::handle_open_buffer_by_id);
1053        client.add_entity_request_handler(Self::handle_open_buffer_by_path);
1054        client.add_entity_request_handler(Self::handle_open_new_buffer);
1055        client.add_entity_message_handler(Self::handle_create_buffer_for_peer);
1056        client.add_entity_message_handler(Self::handle_toggle_lsp_logs);
1057        client.add_entity_message_handler(Self::handle_create_image_for_peer);
1058
1059        WorktreeStore::init(&client);
1060        BufferStore::init(&client);
1061        LspStore::init(&client);
1062        GitStore::init(&client);
1063        SettingsObserver::init(&client);
1064        TaskStore::init(Some(&client));
1065        ToolchainStore::init(&client);
1066        DapStore::init(&client, cx);
1067        BreakpointStore::init(&client);
1068        context_server_store::init(cx);
1069    }
1070
1071    pub fn local(
1072        client: Arc<Client>,
1073        node: NodeRuntime,
1074        user_store: Entity<UserStore>,
1075        languages: Arc<LanguageRegistry>,
1076        fs: Arc<dyn Fs>,
1077        env: Option<HashMap<String, String>>,
1078        init_worktree_trust: bool,
1079        cx: &mut App,
1080    ) -> Entity<Self> {
1081        cx.new(|cx: &mut Context<Self>| {
1082            let (tx, rx) = mpsc::unbounded();
1083            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1084                .detach();
1085            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1086            let worktree_store = cx.new(|_| WorktreeStore::local(false, fs.clone()));
1087            if init_worktree_trust {
1088                trusted_worktrees::track_worktree_trust(
1089                    worktree_store.clone(),
1090                    None,
1091                    None,
1092                    None,
1093                    cx,
1094                );
1095            }
1096            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1097                .detach();
1098
1099            let weak_self = cx.weak_entity();
1100            let context_server_store =
1101                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self.clone(), cx));
1102
1103            let environment = cx.new(|cx| {
1104                ProjectEnvironment::new(env, worktree_store.downgrade(), None, false, cx)
1105            });
1106            let manifest_tree = ManifestTree::new(worktree_store.clone(), cx);
1107            let toolchain_store = cx.new(|cx| {
1108                ToolchainStore::local(
1109                    languages.clone(),
1110                    worktree_store.clone(),
1111                    environment.clone(),
1112                    manifest_tree.clone(),
1113                    fs.clone(),
1114                    cx,
1115                )
1116            });
1117
1118            let buffer_store = cx.new(|cx| BufferStore::local(worktree_store.clone(), cx));
1119            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1120                .detach();
1121
1122            let breakpoint_store =
1123                cx.new(|_| BreakpointStore::local(worktree_store.clone(), buffer_store.clone()));
1124
1125            let dap_store = cx.new(|cx| {
1126                DapStore::new_local(
1127                    client.http_client(),
1128                    node.clone(),
1129                    fs.clone(),
1130                    environment.clone(),
1131                    toolchain_store.read(cx).as_language_toolchain_store(),
1132                    worktree_store.clone(),
1133                    breakpoint_store.clone(),
1134                    false,
1135                    cx,
1136                )
1137            });
1138            cx.subscribe(&dap_store, Self::on_dap_store_event).detach();
1139
1140            let image_store = cx.new(|cx| ImageStore::local(worktree_store.clone(), cx));
1141            cx.subscribe(&image_store, Self::on_image_store_event)
1142                .detach();
1143
1144            let prettier_store = cx.new(|cx| {
1145                PrettierStore::new(
1146                    node.clone(),
1147                    fs.clone(),
1148                    languages.clone(),
1149                    worktree_store.clone(),
1150                    cx,
1151                )
1152            });
1153
1154            let task_store = cx.new(|cx| {
1155                TaskStore::local(
1156                    buffer_store.downgrade(),
1157                    worktree_store.clone(),
1158                    toolchain_store.read(cx).as_language_toolchain_store(),
1159                    environment.clone(),
1160                    cx,
1161                )
1162            });
1163
1164            let settings_observer = cx.new(|cx| {
1165                SettingsObserver::new_local(
1166                    fs.clone(),
1167                    worktree_store.clone(),
1168                    task_store.clone(),
1169                    cx,
1170                )
1171            });
1172            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1173                .detach();
1174
1175            let lsp_store = cx.new(|cx| {
1176                LspStore::new_local(
1177                    buffer_store.clone(),
1178                    worktree_store.clone(),
1179                    prettier_store.clone(),
1180                    toolchain_store
1181                        .read(cx)
1182                        .as_local_store()
1183                        .expect("Toolchain store to be local")
1184                        .clone(),
1185                    environment.clone(),
1186                    manifest_tree,
1187                    languages.clone(),
1188                    client.http_client(),
1189                    fs.clone(),
1190                    cx,
1191                )
1192            });
1193
1194            let git_store = cx.new(|cx| {
1195                GitStore::local(
1196                    &worktree_store,
1197                    buffer_store.clone(),
1198                    environment.clone(),
1199                    fs.clone(),
1200                    cx,
1201                )
1202            });
1203
1204            let agent_server_store = cx.new(|cx| {
1205                AgentServerStore::local(
1206                    node.clone(),
1207                    fs.clone(),
1208                    environment.clone(),
1209                    client.http_client(),
1210                    cx,
1211                )
1212            });
1213
1214            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1215
1216            Self {
1217                buffer_ordered_messages_tx: tx,
1218                collaborators: Default::default(),
1219                worktree_store,
1220                buffer_store,
1221                image_store,
1222                lsp_store,
1223                context_server_store,
1224                join_project_response_message_id: 0,
1225                client_state: ProjectClientState::Local,
1226                git_store,
1227                client_subscriptions: Vec::new(),
1228                _subscriptions: vec![cx.on_release(Self::release)],
1229                active_entry: None,
1230                snippets,
1231                languages,
1232                collab_client: client,
1233                task_store,
1234                user_store,
1235                settings_observer,
1236                fs,
1237                remote_client: None,
1238                breakpoint_store,
1239                dap_store,
1240                agent_server_store,
1241
1242                buffers_needing_diff: Default::default(),
1243                git_diff_debouncer: DebouncedDelay::new(),
1244                terminals: Terminals {
1245                    local_handles: Vec::new(),
1246                },
1247                node: Some(node),
1248                search_history: Self::new_search_history(),
1249                environment,
1250                remotely_created_models: Default::default(),
1251
1252                search_included_history: Self::new_search_history(),
1253                search_excluded_history: Self::new_search_history(),
1254
1255                toolchain_store: Some(toolchain_store),
1256
1257                agent_location: None,
1258            }
1259        })
1260    }
1261
1262    pub fn remote(
1263        remote: Entity<RemoteClient>,
1264        client: Arc<Client>,
1265        node: NodeRuntime,
1266        user_store: Entity<UserStore>,
1267        languages: Arc<LanguageRegistry>,
1268        fs: Arc<dyn Fs>,
1269        init_worktree_trust: bool,
1270        cx: &mut App,
1271    ) -> Entity<Self> {
1272        cx.new(|cx: &mut Context<Self>| {
1273            let (tx, rx) = mpsc::unbounded();
1274            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1275                .detach();
1276            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1277
1278            let (remote_proto, path_style, connection_options) =
1279                remote.read_with(cx, |remote, _| {
1280                    (
1281                        remote.proto_client(),
1282                        remote.path_style(),
1283                        remote.connection_options(),
1284                    )
1285                });
1286            let worktree_store = cx.new(|_| {
1287                WorktreeStore::remote(
1288                    false,
1289                    remote_proto.clone(),
1290                    REMOTE_SERVER_PROJECT_ID,
1291                    path_style,
1292                )
1293            });
1294
1295            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1296                .detach();
1297            if init_worktree_trust {
1298                trusted_worktrees::track_worktree_trust(
1299                    worktree_store.clone(),
1300                    Some(RemoteHostLocation::from(connection_options)),
1301                    None,
1302                    Some((remote_proto.clone(), ProjectId(REMOTE_SERVER_PROJECT_ID))),
1303                    cx,
1304                );
1305            }
1306
1307            let weak_self = cx.weak_entity();
1308            let context_server_store =
1309                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self.clone(), cx));
1310
1311            let buffer_store = cx.new(|cx| {
1312                BufferStore::remote(
1313                    worktree_store.clone(),
1314                    remote.read(cx).proto_client(),
1315                    REMOTE_SERVER_PROJECT_ID,
1316                    cx,
1317                )
1318            });
1319            let image_store = cx.new(|cx| {
1320                ImageStore::remote(
1321                    worktree_store.clone(),
1322                    remote.read(cx).proto_client(),
1323                    REMOTE_SERVER_PROJECT_ID,
1324                    cx,
1325                )
1326            });
1327            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1328                .detach();
1329            let toolchain_store = cx.new(|cx| {
1330                ToolchainStore::remote(
1331                    REMOTE_SERVER_PROJECT_ID,
1332                    worktree_store.clone(),
1333                    remote.read(cx).proto_client(),
1334                    cx,
1335                )
1336            });
1337            let task_store = cx.new(|cx| {
1338                TaskStore::remote(
1339                    buffer_store.downgrade(),
1340                    worktree_store.clone(),
1341                    toolchain_store.read(cx).as_language_toolchain_store(),
1342                    remote.read(cx).proto_client(),
1343                    REMOTE_SERVER_PROJECT_ID,
1344                    cx,
1345                )
1346            });
1347
1348            let settings_observer = cx.new(|cx| {
1349                SettingsObserver::new_remote(
1350                    fs.clone(),
1351                    worktree_store.clone(),
1352                    task_store.clone(),
1353                    Some(remote_proto.clone()),
1354                    cx,
1355                )
1356            });
1357            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1358                .detach();
1359
1360            let environment = cx.new(|cx| {
1361                ProjectEnvironment::new(
1362                    None,
1363                    worktree_store.downgrade(),
1364                    Some(remote.downgrade()),
1365                    false,
1366                    cx,
1367                )
1368            });
1369
1370            let lsp_store = cx.new(|cx| {
1371                LspStore::new_remote(
1372                    buffer_store.clone(),
1373                    worktree_store.clone(),
1374                    languages.clone(),
1375                    remote_proto.clone(),
1376                    REMOTE_SERVER_PROJECT_ID,
1377                    cx,
1378                )
1379            });
1380            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1381
1382            let breakpoint_store = cx.new(|_| {
1383                BreakpointStore::remote(
1384                    REMOTE_SERVER_PROJECT_ID,
1385                    remote_proto.clone(),
1386                    buffer_store.clone(),
1387                    worktree_store.clone(),
1388                )
1389            });
1390
1391            let dap_store = cx.new(|cx| {
1392                DapStore::new_remote(
1393                    REMOTE_SERVER_PROJECT_ID,
1394                    remote.clone(),
1395                    breakpoint_store.clone(),
1396                    worktree_store.clone(),
1397                    node.clone(),
1398                    client.http_client(),
1399                    fs.clone(),
1400                    cx,
1401                )
1402            });
1403
1404            let git_store = cx.new(|cx| {
1405                GitStore::remote(
1406                    &worktree_store,
1407                    buffer_store.clone(),
1408                    remote_proto.clone(),
1409                    REMOTE_SERVER_PROJECT_ID,
1410                    cx,
1411                )
1412            });
1413
1414            let agent_server_store =
1415                cx.new(|_| AgentServerStore::remote(REMOTE_SERVER_PROJECT_ID, remote.clone()));
1416
1417            cx.subscribe(&remote, Self::on_remote_client_event).detach();
1418
1419            let this = Self {
1420                buffer_ordered_messages_tx: tx,
1421                collaborators: Default::default(),
1422                worktree_store,
1423                buffer_store,
1424                image_store,
1425                lsp_store,
1426                context_server_store,
1427                breakpoint_store,
1428                dap_store,
1429                join_project_response_message_id: 0,
1430                client_state: ProjectClientState::Local,
1431                git_store,
1432                agent_server_store,
1433                client_subscriptions: Vec::new(),
1434                _subscriptions: vec![
1435                    cx.on_release(Self::release),
1436                    cx.on_app_quit(|this, cx| {
1437                        let shutdown = this.remote_client.take().and_then(|client| {
1438                            client.update(cx, |client, cx| {
1439                                client.shutdown_processes(
1440                                    Some(proto::ShutdownRemoteServer {}),
1441                                    cx.background_executor().clone(),
1442                                )
1443                            })
1444                        });
1445
1446                        cx.background_executor().spawn(async move {
1447                            if let Some(shutdown) = shutdown {
1448                                shutdown.await;
1449                            }
1450                        })
1451                    }),
1452                ],
1453                active_entry: None,
1454                snippets,
1455                languages,
1456                collab_client: client,
1457                task_store,
1458                user_store,
1459                settings_observer,
1460                fs,
1461                remote_client: Some(remote.clone()),
1462                buffers_needing_diff: Default::default(),
1463                git_diff_debouncer: DebouncedDelay::new(),
1464                terminals: Terminals {
1465                    local_handles: Vec::new(),
1466                },
1467                node: Some(node),
1468                search_history: Self::new_search_history(),
1469                environment,
1470                remotely_created_models: Default::default(),
1471
1472                search_included_history: Self::new_search_history(),
1473                search_excluded_history: Self::new_search_history(),
1474
1475                toolchain_store: Some(toolchain_store),
1476                agent_location: None,
1477            };
1478
1479            // remote server -> local machine handlers
1480            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &cx.entity());
1481            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.buffer_store);
1482            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.worktree_store);
1483            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.lsp_store);
1484            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.dap_store);
1485            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.breakpoint_store);
1486            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.settings_observer);
1487            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.git_store);
1488            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.agent_server_store);
1489
1490            remote_proto.add_entity_message_handler(Self::handle_create_buffer_for_peer);
1491            remote_proto.add_entity_message_handler(Self::handle_create_image_for_peer);
1492            remote_proto.add_entity_message_handler(Self::handle_update_worktree);
1493            remote_proto.add_entity_message_handler(Self::handle_update_project);
1494            remote_proto.add_entity_message_handler(Self::handle_toast);
1495            remote_proto.add_entity_request_handler(Self::handle_language_server_prompt_request);
1496            remote_proto.add_entity_message_handler(Self::handle_hide_toast);
1497            remote_proto.add_entity_request_handler(Self::handle_update_buffer_from_remote_server);
1498            remote_proto.add_entity_request_handler(Self::handle_trust_worktrees);
1499            remote_proto.add_entity_request_handler(Self::handle_restrict_worktrees);
1500
1501            BufferStore::init(&remote_proto);
1502            LspStore::init(&remote_proto);
1503            SettingsObserver::init(&remote_proto);
1504            TaskStore::init(Some(&remote_proto));
1505            ToolchainStore::init(&remote_proto);
1506            DapStore::init(&remote_proto, cx);
1507            BreakpointStore::init(&remote_proto);
1508            GitStore::init(&remote_proto);
1509            AgentServerStore::init_remote(&remote_proto);
1510
1511            this
1512        })
1513    }
1514
1515    pub async fn in_room(
1516        remote_id: u64,
1517        client: Arc<Client>,
1518        user_store: Entity<UserStore>,
1519        languages: Arc<LanguageRegistry>,
1520        fs: Arc<dyn Fs>,
1521        cx: AsyncApp,
1522    ) -> Result<Entity<Self>> {
1523        client.connect(true, &cx).await.into_response()?;
1524
1525        let subscriptions = [
1526            EntitySubscription::Project(client.subscribe_to_entity::<Self>(remote_id)?),
1527            EntitySubscription::BufferStore(client.subscribe_to_entity::<BufferStore>(remote_id)?),
1528            EntitySubscription::GitStore(client.subscribe_to_entity::<GitStore>(remote_id)?),
1529            EntitySubscription::WorktreeStore(
1530                client.subscribe_to_entity::<WorktreeStore>(remote_id)?,
1531            ),
1532            EntitySubscription::LspStore(client.subscribe_to_entity::<LspStore>(remote_id)?),
1533            EntitySubscription::SettingsObserver(
1534                client.subscribe_to_entity::<SettingsObserver>(remote_id)?,
1535            ),
1536            EntitySubscription::DapStore(client.subscribe_to_entity::<DapStore>(remote_id)?),
1537            EntitySubscription::BreakpointStore(
1538                client.subscribe_to_entity::<BreakpointStore>(remote_id)?,
1539            ),
1540        ];
1541        let committer = get_git_committer(&cx).await;
1542        let response = client
1543            .request_envelope(proto::JoinProject {
1544                project_id: remote_id,
1545                committer_email: committer.email,
1546                committer_name: committer.name,
1547            })
1548            .await?;
1549        Self::from_join_project_response(
1550            response,
1551            subscriptions,
1552            client,
1553            false,
1554            user_store,
1555            languages,
1556            fs,
1557            cx,
1558        )
1559        .await
1560    }
1561
1562    async fn from_join_project_response(
1563        response: TypedEnvelope<proto::JoinProjectResponse>,
1564        subscriptions: [EntitySubscription; 8],
1565        client: Arc<Client>,
1566        run_tasks: bool,
1567        user_store: Entity<UserStore>,
1568        languages: Arc<LanguageRegistry>,
1569        fs: Arc<dyn Fs>,
1570        mut cx: AsyncApp,
1571    ) -> Result<Entity<Self>> {
1572        let remote_id = response.payload.project_id;
1573        let role = response.payload.role();
1574
1575        let path_style = if response.payload.windows_paths {
1576            PathStyle::Windows
1577        } else {
1578            PathStyle::Posix
1579        };
1580
1581        let worktree_store = cx.new(|_| {
1582            WorktreeStore::remote(
1583                true,
1584                client.clone().into(),
1585                response.payload.project_id,
1586                path_style,
1587            )
1588        })?;
1589        let buffer_store = cx.new(|cx| {
1590            BufferStore::remote(worktree_store.clone(), client.clone().into(), remote_id, cx)
1591        })?;
1592        let image_store = cx.new(|cx| {
1593            ImageStore::remote(worktree_store.clone(), client.clone().into(), remote_id, cx)
1594        })?;
1595
1596        let environment =
1597            cx.new(|cx| ProjectEnvironment::new(None, worktree_store.downgrade(), None, true, cx))?;
1598        let breakpoint_store = cx.new(|_| {
1599            BreakpointStore::remote(
1600                remote_id,
1601                client.clone().into(),
1602                buffer_store.clone(),
1603                worktree_store.clone(),
1604            )
1605        })?;
1606        let dap_store = cx.new(|cx| {
1607            DapStore::new_collab(
1608                remote_id,
1609                client.clone().into(),
1610                breakpoint_store.clone(),
1611                worktree_store.clone(),
1612                fs.clone(),
1613                cx,
1614            )
1615        })?;
1616
1617        let lsp_store = cx.new(|cx| {
1618            LspStore::new_remote(
1619                buffer_store.clone(),
1620                worktree_store.clone(),
1621                languages.clone(),
1622                client.clone().into(),
1623                remote_id,
1624                cx,
1625            )
1626        })?;
1627
1628        let task_store = cx.new(|cx| {
1629            if run_tasks {
1630                TaskStore::remote(
1631                    buffer_store.downgrade(),
1632                    worktree_store.clone(),
1633                    Arc::new(EmptyToolchainStore),
1634                    client.clone().into(),
1635                    remote_id,
1636                    cx,
1637                )
1638            } else {
1639                TaskStore::Noop
1640            }
1641        })?;
1642
1643        let settings_observer = cx.new(|cx| {
1644            SettingsObserver::new_remote(
1645                fs.clone(),
1646                worktree_store.clone(),
1647                task_store.clone(),
1648                None,
1649                cx,
1650            )
1651        })?;
1652
1653        let git_store = cx.new(|cx| {
1654            GitStore::remote(
1655                // In this remote case we pass None for the environment
1656                &worktree_store,
1657                buffer_store.clone(),
1658                client.clone().into(),
1659                remote_id,
1660                cx,
1661            )
1662        })?;
1663
1664        let agent_server_store = cx.new(|cx| AgentServerStore::collab(cx))?;
1665        let replica_id = ReplicaId::new(response.payload.replica_id as u16);
1666
1667        let project = cx.new(|cx| {
1668            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1669
1670            let weak_self = cx.weak_entity();
1671            let context_server_store =
1672                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self, cx));
1673
1674            let mut worktrees = Vec::new();
1675            for worktree in response.payload.worktrees {
1676                let worktree = Worktree::remote(
1677                    remote_id,
1678                    replica_id,
1679                    worktree,
1680                    client.clone().into(),
1681                    path_style,
1682                    cx,
1683                );
1684                worktrees.push(worktree);
1685            }
1686
1687            let (tx, rx) = mpsc::unbounded();
1688            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1689                .detach();
1690
1691            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1692                .detach();
1693
1694            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1695                .detach();
1696            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1697            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1698                .detach();
1699
1700            cx.subscribe(&dap_store, Self::on_dap_store_event).detach();
1701
1702            let mut project = Self {
1703                buffer_ordered_messages_tx: tx,
1704                buffer_store: buffer_store.clone(),
1705                image_store,
1706                worktree_store: worktree_store.clone(),
1707                lsp_store: lsp_store.clone(),
1708                context_server_store,
1709                active_entry: None,
1710                collaborators: Default::default(),
1711                join_project_response_message_id: response.message_id,
1712                languages,
1713                user_store: user_store.clone(),
1714                task_store,
1715                snippets,
1716                fs,
1717                remote_client: None,
1718                settings_observer: settings_observer.clone(),
1719                client_subscriptions: Default::default(),
1720                _subscriptions: vec![cx.on_release(Self::release)],
1721                collab_client: client.clone(),
1722                client_state: ProjectClientState::Remote {
1723                    sharing_has_stopped: false,
1724                    capability: Capability::ReadWrite,
1725                    remote_id,
1726                    replica_id,
1727                },
1728                breakpoint_store: breakpoint_store.clone(),
1729                dap_store: dap_store.clone(),
1730                git_store: git_store.clone(),
1731                agent_server_store,
1732                buffers_needing_diff: Default::default(),
1733                git_diff_debouncer: DebouncedDelay::new(),
1734                terminals: Terminals {
1735                    local_handles: Vec::new(),
1736                },
1737                node: None,
1738                search_history: Self::new_search_history(),
1739                search_included_history: Self::new_search_history(),
1740                search_excluded_history: Self::new_search_history(),
1741                environment,
1742                remotely_created_models: Arc::new(Mutex::new(RemotelyCreatedModels::default())),
1743                toolchain_store: None,
1744                agent_location: None,
1745            };
1746            project.set_role(role, cx);
1747            for worktree in worktrees {
1748                project.add_worktree(&worktree, cx);
1749            }
1750            project
1751        })?;
1752
1753        let weak_project = project.downgrade();
1754        lsp_store
1755            .update(&mut cx, |lsp_store, cx| {
1756                lsp_store.set_language_server_statuses_from_proto(
1757                    weak_project,
1758                    response.payload.language_servers,
1759                    response.payload.language_server_capabilities,
1760                    cx,
1761                );
1762            })
1763            .ok();
1764
1765        let subscriptions = subscriptions
1766            .into_iter()
1767            .map(|s| match s {
1768                EntitySubscription::BufferStore(subscription) => {
1769                    subscription.set_entity(&buffer_store, &cx)
1770                }
1771                EntitySubscription::WorktreeStore(subscription) => {
1772                    subscription.set_entity(&worktree_store, &cx)
1773                }
1774                EntitySubscription::GitStore(subscription) => {
1775                    subscription.set_entity(&git_store, &cx)
1776                }
1777                EntitySubscription::SettingsObserver(subscription) => {
1778                    subscription.set_entity(&settings_observer, &cx)
1779                }
1780                EntitySubscription::Project(subscription) => subscription.set_entity(&project, &cx),
1781                EntitySubscription::LspStore(subscription) => {
1782                    subscription.set_entity(&lsp_store, &cx)
1783                }
1784                EntitySubscription::DapStore(subscription) => {
1785                    subscription.set_entity(&dap_store, &cx)
1786                }
1787                EntitySubscription::BreakpointStore(subscription) => {
1788                    subscription.set_entity(&breakpoint_store, &cx)
1789                }
1790            })
1791            .collect::<Vec<_>>();
1792
1793        let user_ids = response
1794            .payload
1795            .collaborators
1796            .iter()
1797            .map(|peer| peer.user_id)
1798            .collect();
1799        user_store
1800            .update(&mut cx, |user_store, cx| user_store.get_users(user_ids, cx))?
1801            .await?;
1802
1803        project.update(&mut cx, |this, cx| {
1804            this.set_collaborators_from_proto(response.payload.collaborators, cx)?;
1805            this.client_subscriptions.extend(subscriptions);
1806            anyhow::Ok(())
1807        })??;
1808
1809        Ok(project)
1810    }
1811
1812    fn new_search_history() -> SearchHistory {
1813        SearchHistory::new(
1814            Some(MAX_PROJECT_SEARCH_HISTORY_SIZE),
1815            search_history::QueryInsertionBehavior::AlwaysInsert,
1816        )
1817    }
1818
1819    fn release(&mut self, cx: &mut App) {
1820        if let Some(client) = self.remote_client.take() {
1821            let shutdown = client.update(cx, |client, cx| {
1822                client.shutdown_processes(
1823                    Some(proto::ShutdownRemoteServer {}),
1824                    cx.background_executor().clone(),
1825                )
1826            });
1827
1828            cx.background_spawn(async move {
1829                if let Some(shutdown) = shutdown {
1830                    shutdown.await;
1831                }
1832            })
1833            .detach()
1834        }
1835
1836        match &self.client_state {
1837            ProjectClientState::Local => {}
1838            ProjectClientState::Shared { .. } => {
1839                let _ = self.unshare_internal(cx);
1840            }
1841            ProjectClientState::Remote { remote_id, .. } => {
1842                let _ = self.collab_client.send(proto::LeaveProject {
1843                    project_id: *remote_id,
1844                });
1845                self.disconnected_from_host_internal(cx);
1846            }
1847        }
1848    }
1849
1850    #[cfg(any(test, feature = "test-support"))]
1851    pub async fn example(
1852        root_paths: impl IntoIterator<Item = &Path>,
1853        cx: &mut AsyncApp,
1854    ) -> Entity<Project> {
1855        use clock::FakeSystemClock;
1856
1857        let fs = Arc::new(RealFs::new(None, cx.background_executor().clone()));
1858        let languages = LanguageRegistry::test(cx.background_executor().clone());
1859        let clock = Arc::new(FakeSystemClock::new());
1860        let http_client = http_client::FakeHttpClient::with_404_response();
1861        let client = cx
1862            .update(|cx| client::Client::new(clock, http_client.clone(), cx))
1863            .unwrap();
1864        let user_store = cx.new(|cx| UserStore::new(client.clone(), cx)).unwrap();
1865        let project = cx
1866            .update(|cx| {
1867                Project::local(
1868                    client,
1869                    node_runtime::NodeRuntime::unavailable(),
1870                    user_store,
1871                    Arc::new(languages),
1872                    fs,
1873                    None,
1874                    false,
1875                    cx,
1876                )
1877            })
1878            .unwrap();
1879        for path in root_paths {
1880            let (tree, _) = project
1881                .update(cx, |project, cx| {
1882                    project.find_or_create_worktree(path, true, cx)
1883                })
1884                .unwrap()
1885                .await
1886                .unwrap();
1887            tree.read_with(cx, |tree, _| tree.as_local().unwrap().scan_complete())
1888                .unwrap()
1889                .await;
1890        }
1891        project
1892    }
1893
1894    #[cfg(any(test, feature = "test-support"))]
1895    pub async fn test(
1896        fs: Arc<dyn Fs>,
1897        root_paths: impl IntoIterator<Item = &Path>,
1898        cx: &mut gpui::TestAppContext,
1899    ) -> Entity<Project> {
1900        Self::test_project(fs, root_paths, false, cx).await
1901    }
1902
1903    #[cfg(any(test, feature = "test-support"))]
1904    pub async fn test_with_worktree_trust(
1905        fs: Arc<dyn Fs>,
1906        root_paths: impl IntoIterator<Item = &Path>,
1907        cx: &mut gpui::TestAppContext,
1908    ) -> Entity<Project> {
1909        Self::test_project(fs, root_paths, true, cx).await
1910    }
1911
1912    #[cfg(any(test, feature = "test-support"))]
1913    async fn test_project(
1914        fs: Arc<dyn Fs>,
1915        root_paths: impl IntoIterator<Item = &Path>,
1916        init_worktree_trust: bool,
1917        cx: &mut gpui::TestAppContext,
1918    ) -> Entity<Project> {
1919        use clock::FakeSystemClock;
1920
1921        let languages = LanguageRegistry::test(cx.executor());
1922        let clock = Arc::new(FakeSystemClock::new());
1923        let http_client = http_client::FakeHttpClient::with_404_response();
1924        let client = cx.update(|cx| client::Client::new(clock, http_client.clone(), cx));
1925        let user_store = cx.new(|cx| UserStore::new(client.clone(), cx));
1926        let project = cx.update(|cx| {
1927            Project::local(
1928                client,
1929                node_runtime::NodeRuntime::unavailable(),
1930                user_store,
1931                Arc::new(languages),
1932                fs,
1933                None,
1934                init_worktree_trust,
1935                cx,
1936            )
1937        });
1938        for path in root_paths {
1939            let (tree, _) = project
1940                .update(cx, |project, cx| {
1941                    project.find_or_create_worktree(path, true, cx)
1942                })
1943                .await
1944                .unwrap();
1945
1946            tree.read_with(cx, |tree, _| tree.as_local().unwrap().scan_complete())
1947                .await;
1948        }
1949        project
1950    }
1951
1952    #[inline]
1953    pub fn dap_store(&self) -> Entity<DapStore> {
1954        self.dap_store.clone()
1955    }
1956
1957    #[inline]
1958    pub fn breakpoint_store(&self) -> Entity<BreakpointStore> {
1959        self.breakpoint_store.clone()
1960    }
1961
1962    pub fn active_debug_session(&self, cx: &App) -> Option<(Entity<Session>, ActiveStackFrame)> {
1963        let active_position = self.breakpoint_store.read(cx).active_position()?;
1964        let session = self
1965            .dap_store
1966            .read(cx)
1967            .session_by_id(active_position.session_id)?;
1968        Some((session, active_position.clone()))
1969    }
1970
1971    #[inline]
1972    pub fn lsp_store(&self) -> Entity<LspStore> {
1973        self.lsp_store.clone()
1974    }
1975
1976    #[inline]
1977    pub fn worktree_store(&self) -> Entity<WorktreeStore> {
1978        self.worktree_store.clone()
1979    }
1980
1981    #[inline]
1982    pub fn context_server_store(&self) -> Entity<ContextServerStore> {
1983        self.context_server_store.clone()
1984    }
1985
1986    #[inline]
1987    pub fn buffer_for_id(&self, remote_id: BufferId, cx: &App) -> Option<Entity<Buffer>> {
1988        self.buffer_store.read(cx).get(remote_id)
1989    }
1990
1991    #[inline]
1992    pub fn languages(&self) -> &Arc<LanguageRegistry> {
1993        &self.languages
1994    }
1995
1996    #[inline]
1997    pub fn client(&self) -> Arc<Client> {
1998        self.collab_client.clone()
1999    }
2000
2001    #[inline]
2002    pub fn remote_client(&self) -> Option<Entity<RemoteClient>> {
2003        self.remote_client.clone()
2004    }
2005
2006    #[inline]
2007    pub fn user_store(&self) -> Entity<UserStore> {
2008        self.user_store.clone()
2009    }
2010
2011    #[inline]
2012    pub fn node_runtime(&self) -> Option<&NodeRuntime> {
2013        self.node.as_ref()
2014    }
2015
2016    #[inline]
2017    pub fn opened_buffers(&self, cx: &App) -> Vec<Entity<Buffer>> {
2018        self.buffer_store.read(cx).buffers().collect()
2019    }
2020
2021    #[inline]
2022    pub fn environment(&self) -> &Entity<ProjectEnvironment> {
2023        &self.environment
2024    }
2025
2026    #[inline]
2027    pub fn cli_environment(&self, cx: &App) -> Option<HashMap<String, String>> {
2028        self.environment.read(cx).get_cli_environment()
2029    }
2030
2031    #[inline]
2032    pub fn peek_environment_error<'a>(&'a self, cx: &'a App) -> Option<&'a String> {
2033        self.environment.read(cx).peek_environment_error()
2034    }
2035
2036    #[inline]
2037    pub fn pop_environment_error(&mut self, cx: &mut Context<Self>) {
2038        self.environment.update(cx, |environment, _| {
2039            environment.pop_environment_error();
2040        });
2041    }
2042
2043    #[cfg(any(test, feature = "test-support"))]
2044    #[inline]
2045    pub fn has_open_buffer(&self, path: impl Into<ProjectPath>, cx: &App) -> bool {
2046        self.buffer_store
2047            .read(cx)
2048            .get_by_path(&path.into())
2049            .is_some()
2050    }
2051
2052    #[inline]
2053    pub fn fs(&self) -> &Arc<dyn Fs> {
2054        &self.fs
2055    }
2056
2057    #[inline]
2058    pub fn remote_id(&self) -> Option<u64> {
2059        match self.client_state {
2060            ProjectClientState::Local => None,
2061            ProjectClientState::Shared { remote_id, .. }
2062            | ProjectClientState::Remote { remote_id, .. } => Some(remote_id),
2063        }
2064    }
2065
2066    #[inline]
2067    pub fn supports_terminal(&self, _cx: &App) -> bool {
2068        if self.is_local() {
2069            return true;
2070        }
2071        if self.is_via_remote_server() {
2072            return true;
2073        }
2074
2075        false
2076    }
2077
2078    #[inline]
2079    pub fn remote_connection_state(&self, cx: &App) -> Option<remote::ConnectionState> {
2080        self.remote_client
2081            .as_ref()
2082            .map(|remote| remote.read(cx).connection_state())
2083    }
2084
2085    #[inline]
2086    pub fn remote_connection_options(&self, cx: &App) -> Option<RemoteConnectionOptions> {
2087        self.remote_client
2088            .as_ref()
2089            .map(|remote| remote.read(cx).connection_options())
2090    }
2091
2092    #[inline]
2093    pub fn replica_id(&self) -> ReplicaId {
2094        match self.client_state {
2095            ProjectClientState::Remote { replica_id, .. } => replica_id,
2096            _ => {
2097                if self.remote_client.is_some() {
2098                    ReplicaId::REMOTE_SERVER
2099                } else {
2100                    ReplicaId::LOCAL
2101                }
2102            }
2103        }
2104    }
2105
2106    #[inline]
2107    pub fn task_store(&self) -> &Entity<TaskStore> {
2108        &self.task_store
2109    }
2110
2111    #[inline]
2112    pub fn snippets(&self) -> &Entity<SnippetProvider> {
2113        &self.snippets
2114    }
2115
2116    #[inline]
2117    pub fn search_history(&self, kind: SearchInputKind) -> &SearchHistory {
2118        match kind {
2119            SearchInputKind::Query => &self.search_history,
2120            SearchInputKind::Include => &self.search_included_history,
2121            SearchInputKind::Exclude => &self.search_excluded_history,
2122        }
2123    }
2124
2125    #[inline]
2126    pub fn search_history_mut(&mut self, kind: SearchInputKind) -> &mut SearchHistory {
2127        match kind {
2128            SearchInputKind::Query => &mut self.search_history,
2129            SearchInputKind::Include => &mut self.search_included_history,
2130            SearchInputKind::Exclude => &mut self.search_excluded_history,
2131        }
2132    }
2133
2134    #[inline]
2135    pub fn collaborators(&self) -> &HashMap<proto::PeerId, Collaborator> {
2136        &self.collaborators
2137    }
2138
2139    #[inline]
2140    pub fn host(&self) -> Option<&Collaborator> {
2141        self.collaborators.values().find(|c| c.is_host)
2142    }
2143
2144    #[inline]
2145    pub fn set_worktrees_reordered(&mut self, worktrees_reordered: bool, cx: &mut App) {
2146        self.worktree_store.update(cx, |store, _| {
2147            store.set_worktrees_reordered(worktrees_reordered);
2148        });
2149    }
2150
2151    /// Collect all worktrees, including ones that don't appear in the project panel
2152    #[inline]
2153    pub fn worktrees<'a>(
2154        &self,
2155        cx: &'a App,
2156    ) -> impl 'a + DoubleEndedIterator<Item = Entity<Worktree>> {
2157        self.worktree_store.read(cx).worktrees()
2158    }
2159
2160    /// Collect all user-visible worktrees, the ones that appear in the project panel.
2161    #[inline]
2162    pub fn visible_worktrees<'a>(
2163        &'a self,
2164        cx: &'a App,
2165    ) -> impl 'a + DoubleEndedIterator<Item = Entity<Worktree>> {
2166        self.worktree_store.read(cx).visible_worktrees(cx)
2167    }
2168
2169    #[inline]
2170    pub fn worktree_for_root_name(&self, root_name: &str, cx: &App) -> Option<Entity<Worktree>> {
2171        self.visible_worktrees(cx)
2172            .find(|tree| tree.read(cx).root_name() == root_name)
2173    }
2174
2175    #[inline]
2176    pub fn worktree_root_names<'a>(&'a self, cx: &'a App) -> impl Iterator<Item = &'a str> {
2177        self.visible_worktrees(cx)
2178            .map(|tree| tree.read(cx).root_name().as_unix_str())
2179    }
2180
2181    #[inline]
2182    pub fn worktree_for_id(&self, id: WorktreeId, cx: &App) -> Option<Entity<Worktree>> {
2183        self.worktree_store.read(cx).worktree_for_id(id, cx)
2184    }
2185
2186    pub fn worktree_for_entry(
2187        &self,
2188        entry_id: ProjectEntryId,
2189        cx: &App,
2190    ) -> Option<Entity<Worktree>> {
2191        self.worktree_store
2192            .read(cx)
2193            .worktree_for_entry(entry_id, cx)
2194    }
2195
2196    #[inline]
2197    pub fn worktree_id_for_entry(&self, entry_id: ProjectEntryId, cx: &App) -> Option<WorktreeId> {
2198        self.worktree_for_entry(entry_id, cx)
2199            .map(|worktree| worktree.read(cx).id())
2200    }
2201
2202    /// Checks if the entry is the root of a worktree.
2203    #[inline]
2204    pub fn entry_is_worktree_root(&self, entry_id: ProjectEntryId, cx: &App) -> bool {
2205        self.worktree_for_entry(entry_id, cx)
2206            .map(|worktree| {
2207                worktree
2208                    .read(cx)
2209                    .root_entry()
2210                    .is_some_and(|e| e.id == entry_id)
2211            })
2212            .unwrap_or(false)
2213    }
2214
2215    #[inline]
2216    pub fn project_path_git_status(
2217        &self,
2218        project_path: &ProjectPath,
2219        cx: &App,
2220    ) -> Option<FileStatus> {
2221        self.git_store
2222            .read(cx)
2223            .project_path_git_status(project_path, cx)
2224    }
2225
2226    #[inline]
2227    pub fn visibility_for_paths(
2228        &self,
2229        paths: &[PathBuf],
2230        metadatas: &[Metadata],
2231        exclude_sub_dirs: bool,
2232        cx: &App,
2233    ) -> Option<bool> {
2234        paths
2235            .iter()
2236            .zip(metadatas)
2237            .map(|(path, metadata)| self.visibility_for_path(path, metadata, exclude_sub_dirs, cx))
2238            .max()
2239            .flatten()
2240    }
2241
2242    pub fn visibility_for_path(
2243        &self,
2244        path: &Path,
2245        metadata: &Metadata,
2246        exclude_sub_dirs: bool,
2247        cx: &App,
2248    ) -> Option<bool> {
2249        let path = SanitizedPath::new(path).as_path();
2250        self.worktrees(cx)
2251            .filter_map(|worktree| {
2252                let worktree = worktree.read(cx);
2253                let abs_path = worktree.as_local()?.abs_path();
2254                let contains = path == abs_path.as_ref()
2255                    || (path.starts_with(abs_path) && (!exclude_sub_dirs || !metadata.is_dir));
2256                contains.then(|| worktree.is_visible())
2257            })
2258            .max()
2259    }
2260
2261    pub fn create_entry(
2262        &mut self,
2263        project_path: impl Into<ProjectPath>,
2264        is_directory: bool,
2265        cx: &mut Context<Self>,
2266    ) -> Task<Result<CreatedEntry>> {
2267        let project_path = project_path.into();
2268        let Some(worktree) = self.worktree_for_id(project_path.worktree_id, cx) else {
2269            return Task::ready(Err(anyhow!(format!(
2270                "No worktree for path {project_path:?}"
2271            ))));
2272        };
2273        worktree.update(cx, |worktree, cx| {
2274            worktree.create_entry(project_path.path, is_directory, None, cx)
2275        })
2276    }
2277
2278    #[inline]
2279    pub fn copy_entry(
2280        &mut self,
2281        entry_id: ProjectEntryId,
2282        new_project_path: ProjectPath,
2283        cx: &mut Context<Self>,
2284    ) -> Task<Result<Option<Entry>>> {
2285        self.worktree_store.update(cx, |worktree_store, cx| {
2286            worktree_store.copy_entry(entry_id, new_project_path, cx)
2287        })
2288    }
2289
2290    /// Renames the project entry with given `entry_id`.
2291    ///
2292    /// `new_path` is a relative path to worktree root.
2293    /// If root entry is renamed then its new root name is used instead.
2294    pub fn rename_entry(
2295        &mut self,
2296        entry_id: ProjectEntryId,
2297        new_path: ProjectPath,
2298        cx: &mut Context<Self>,
2299    ) -> Task<Result<CreatedEntry>> {
2300        let worktree_store = self.worktree_store.clone();
2301        let Some((worktree, old_path, is_dir)) = worktree_store
2302            .read(cx)
2303            .worktree_and_entry_for_id(entry_id, cx)
2304            .map(|(worktree, entry)| (worktree, entry.path.clone(), entry.is_dir()))
2305        else {
2306            return Task::ready(Err(anyhow!(format!("No worktree for entry {entry_id:?}"))));
2307        };
2308
2309        let worktree_id = worktree.read(cx).id();
2310        let is_root_entry = self.entry_is_worktree_root(entry_id, cx);
2311
2312        let lsp_store = self.lsp_store().downgrade();
2313        cx.spawn(async move |project, cx| {
2314            let (old_abs_path, new_abs_path) = {
2315                let root_path = worktree.read_with(cx, |this, _| this.abs_path())?;
2316                let new_abs_path = if is_root_entry {
2317                    root_path
2318                        .parent()
2319                        .unwrap()
2320                        .join(new_path.path.as_std_path())
2321                } else {
2322                    root_path.join(&new_path.path.as_std_path())
2323                };
2324                (root_path.join(old_path.as_std_path()), new_abs_path)
2325            };
2326            let transaction = LspStore::will_rename_entry(
2327                lsp_store.clone(),
2328                worktree_id,
2329                &old_abs_path,
2330                &new_abs_path,
2331                is_dir,
2332                cx.clone(),
2333            )
2334            .await;
2335
2336            let entry = worktree_store
2337                .update(cx, |worktree_store, cx| {
2338                    worktree_store.rename_entry(entry_id, new_path.clone(), cx)
2339                })?
2340                .await?;
2341
2342            project
2343                .update(cx, |_, cx| {
2344                    cx.emit(Event::EntryRenamed(
2345                        transaction,
2346                        new_path.clone(),
2347                        new_abs_path.clone(),
2348                    ));
2349                })
2350                .ok();
2351
2352            lsp_store
2353                .read_with(cx, |this, _| {
2354                    this.did_rename_entry(worktree_id, &old_abs_path, &new_abs_path, is_dir);
2355                })
2356                .ok();
2357            Ok(entry)
2358        })
2359    }
2360
2361    #[inline]
2362    pub fn delete_file(
2363        &mut self,
2364        path: ProjectPath,
2365        trash: bool,
2366        cx: &mut Context<Self>,
2367    ) -> Option<Task<Result<()>>> {
2368        let entry = self.entry_for_path(&path, cx)?;
2369        self.delete_entry(entry.id, trash, cx)
2370    }
2371
2372    #[inline]
2373    pub fn delete_entry(
2374        &mut self,
2375        entry_id: ProjectEntryId,
2376        trash: bool,
2377        cx: &mut Context<Self>,
2378    ) -> Option<Task<Result<()>>> {
2379        let worktree = self.worktree_for_entry(entry_id, cx)?;
2380        cx.emit(Event::DeletedEntry(worktree.read(cx).id(), entry_id));
2381        worktree.update(cx, |worktree, cx| {
2382            worktree.delete_entry(entry_id, trash, cx)
2383        })
2384    }
2385
2386    #[inline]
2387    pub fn expand_entry(
2388        &mut self,
2389        worktree_id: WorktreeId,
2390        entry_id: ProjectEntryId,
2391        cx: &mut Context<Self>,
2392    ) -> Option<Task<Result<()>>> {
2393        let worktree = self.worktree_for_id(worktree_id, cx)?;
2394        worktree.update(cx, |worktree, cx| worktree.expand_entry(entry_id, cx))
2395    }
2396
2397    pub fn expand_all_for_entry(
2398        &mut self,
2399        worktree_id: WorktreeId,
2400        entry_id: ProjectEntryId,
2401        cx: &mut Context<Self>,
2402    ) -> Option<Task<Result<()>>> {
2403        let worktree = self.worktree_for_id(worktree_id, cx)?;
2404        let task = worktree.update(cx, |worktree, cx| {
2405            worktree.expand_all_for_entry(entry_id, cx)
2406        });
2407        Some(cx.spawn(async move |this, cx| {
2408            task.context("no task")?.await?;
2409            this.update(cx, |_, cx| {
2410                cx.emit(Event::ExpandedAllForEntry(worktree_id, entry_id));
2411            })?;
2412            Ok(())
2413        }))
2414    }
2415
2416    pub fn shared(&mut self, project_id: u64, cx: &mut Context<Self>) -> Result<()> {
2417        anyhow::ensure!(
2418            matches!(self.client_state, ProjectClientState::Local),
2419            "project was already shared"
2420        );
2421
2422        self.client_subscriptions.extend([
2423            self.collab_client
2424                .subscribe_to_entity(project_id)?
2425                .set_entity(&cx.entity(), &cx.to_async()),
2426            self.collab_client
2427                .subscribe_to_entity(project_id)?
2428                .set_entity(&self.worktree_store, &cx.to_async()),
2429            self.collab_client
2430                .subscribe_to_entity(project_id)?
2431                .set_entity(&self.buffer_store, &cx.to_async()),
2432            self.collab_client
2433                .subscribe_to_entity(project_id)?
2434                .set_entity(&self.lsp_store, &cx.to_async()),
2435            self.collab_client
2436                .subscribe_to_entity(project_id)?
2437                .set_entity(&self.settings_observer, &cx.to_async()),
2438            self.collab_client
2439                .subscribe_to_entity(project_id)?
2440                .set_entity(&self.dap_store, &cx.to_async()),
2441            self.collab_client
2442                .subscribe_to_entity(project_id)?
2443                .set_entity(&self.breakpoint_store, &cx.to_async()),
2444            self.collab_client
2445                .subscribe_to_entity(project_id)?
2446                .set_entity(&self.git_store, &cx.to_async()),
2447        ]);
2448
2449        self.buffer_store.update(cx, |buffer_store, cx| {
2450            buffer_store.shared(project_id, self.collab_client.clone().into(), cx)
2451        });
2452        self.worktree_store.update(cx, |worktree_store, cx| {
2453            worktree_store.shared(project_id, self.collab_client.clone().into(), cx);
2454        });
2455        self.lsp_store.update(cx, |lsp_store, cx| {
2456            lsp_store.shared(project_id, self.collab_client.clone().into(), cx)
2457        });
2458        self.breakpoint_store.update(cx, |breakpoint_store, _| {
2459            breakpoint_store.shared(project_id, self.collab_client.clone().into())
2460        });
2461        self.dap_store.update(cx, |dap_store, cx| {
2462            dap_store.shared(project_id, self.collab_client.clone().into(), cx);
2463        });
2464        self.task_store.update(cx, |task_store, cx| {
2465            task_store.shared(project_id, self.collab_client.clone().into(), cx);
2466        });
2467        self.settings_observer.update(cx, |settings_observer, cx| {
2468            settings_observer.shared(project_id, self.collab_client.clone().into(), cx)
2469        });
2470        self.git_store.update(cx, |git_store, cx| {
2471            git_store.shared(project_id, self.collab_client.clone().into(), cx)
2472        });
2473
2474        self.client_state = ProjectClientState::Shared {
2475            remote_id: project_id,
2476        };
2477
2478        cx.emit(Event::RemoteIdChanged(Some(project_id)));
2479        Ok(())
2480    }
2481
2482    pub fn reshared(
2483        &mut self,
2484        message: proto::ResharedProject,
2485        cx: &mut Context<Self>,
2486    ) -> Result<()> {
2487        self.buffer_store
2488            .update(cx, |buffer_store, _| buffer_store.forget_shared_buffers());
2489        self.set_collaborators_from_proto(message.collaborators, cx)?;
2490
2491        self.worktree_store.update(cx, |worktree_store, cx| {
2492            worktree_store.send_project_updates(cx);
2493        });
2494        if let Some(remote_id) = self.remote_id() {
2495            self.git_store.update(cx, |git_store, cx| {
2496                git_store.shared(remote_id, self.collab_client.clone().into(), cx)
2497            });
2498        }
2499        cx.emit(Event::Reshared);
2500        Ok(())
2501    }
2502
2503    pub fn rejoined(
2504        &mut self,
2505        message: proto::RejoinedProject,
2506        message_id: u32,
2507        cx: &mut Context<Self>,
2508    ) -> Result<()> {
2509        cx.update_global::<SettingsStore, _>(|store, cx| {
2510            for worktree_metadata in &message.worktrees {
2511                store
2512                    .clear_local_settings(WorktreeId::from_proto(worktree_metadata.id), cx)
2513                    .log_err();
2514            }
2515        });
2516
2517        self.join_project_response_message_id = message_id;
2518        self.set_worktrees_from_proto(message.worktrees, cx)?;
2519        self.set_collaborators_from_proto(message.collaborators, cx)?;
2520
2521        let project = cx.weak_entity();
2522        self.lsp_store.update(cx, |lsp_store, cx| {
2523            lsp_store.set_language_server_statuses_from_proto(
2524                project,
2525                message.language_servers,
2526                message.language_server_capabilities,
2527                cx,
2528            )
2529        });
2530        self.enqueue_buffer_ordered_message(BufferOrderedMessage::Resync)
2531            .unwrap();
2532        cx.emit(Event::Rejoined);
2533        Ok(())
2534    }
2535
2536    #[inline]
2537    pub fn unshare(&mut self, cx: &mut Context<Self>) -> Result<()> {
2538        self.unshare_internal(cx)?;
2539        cx.emit(Event::RemoteIdChanged(None));
2540        Ok(())
2541    }
2542
2543    fn unshare_internal(&mut self, cx: &mut App) -> Result<()> {
2544        anyhow::ensure!(
2545            !self.is_via_collab(),
2546            "attempted to unshare a remote project"
2547        );
2548
2549        if let ProjectClientState::Shared { remote_id, .. } = self.client_state {
2550            self.client_state = ProjectClientState::Local;
2551            self.collaborators.clear();
2552            self.client_subscriptions.clear();
2553            self.worktree_store.update(cx, |store, cx| {
2554                store.unshared(cx);
2555            });
2556            self.buffer_store.update(cx, |buffer_store, cx| {
2557                buffer_store.forget_shared_buffers();
2558                buffer_store.unshared(cx)
2559            });
2560            self.task_store.update(cx, |task_store, cx| {
2561                task_store.unshared(cx);
2562            });
2563            self.breakpoint_store.update(cx, |breakpoint_store, cx| {
2564                breakpoint_store.unshared(cx);
2565            });
2566            self.dap_store.update(cx, |dap_store, cx| {
2567                dap_store.unshared(cx);
2568            });
2569            self.settings_observer.update(cx, |settings_observer, cx| {
2570                settings_observer.unshared(cx);
2571            });
2572            self.git_store.update(cx, |git_store, cx| {
2573                git_store.unshared(cx);
2574            });
2575
2576            self.collab_client
2577                .send(proto::UnshareProject {
2578                    project_id: remote_id,
2579                })
2580                .ok();
2581            Ok(())
2582        } else {
2583            anyhow::bail!("attempted to unshare an unshared project");
2584        }
2585    }
2586
2587    pub fn disconnected_from_host(&mut self, cx: &mut Context<Self>) {
2588        if self.is_disconnected(cx) {
2589            return;
2590        }
2591        self.disconnected_from_host_internal(cx);
2592        cx.emit(Event::DisconnectedFromHost);
2593    }
2594
2595    pub fn set_role(&mut self, role: proto::ChannelRole, cx: &mut Context<Self>) {
2596        let new_capability =
2597            if role == proto::ChannelRole::Member || role == proto::ChannelRole::Admin {
2598                Capability::ReadWrite
2599            } else {
2600                Capability::ReadOnly
2601            };
2602        if let ProjectClientState::Remote { capability, .. } = &mut self.client_state {
2603            if *capability == new_capability {
2604                return;
2605            }
2606
2607            *capability = new_capability;
2608            for buffer in self.opened_buffers(cx) {
2609                buffer.update(cx, |buffer, cx| buffer.set_capability(new_capability, cx));
2610            }
2611        }
2612    }
2613
2614    fn disconnected_from_host_internal(&mut self, cx: &mut App) {
2615        if let ProjectClientState::Remote {
2616            sharing_has_stopped,
2617            ..
2618        } = &mut self.client_state
2619        {
2620            *sharing_has_stopped = true;
2621            self.collaborators.clear();
2622            self.worktree_store.update(cx, |store, cx| {
2623                store.disconnected_from_host(cx);
2624            });
2625            self.buffer_store.update(cx, |buffer_store, cx| {
2626                buffer_store.disconnected_from_host(cx)
2627            });
2628            self.lsp_store
2629                .update(cx, |lsp_store, _cx| lsp_store.disconnected_from_host());
2630        }
2631    }
2632
2633    #[inline]
2634    pub fn close(&mut self, cx: &mut Context<Self>) {
2635        cx.emit(Event::Closed);
2636    }
2637
2638    #[inline]
2639    pub fn is_disconnected(&self, cx: &App) -> bool {
2640        match &self.client_state {
2641            ProjectClientState::Remote {
2642                sharing_has_stopped,
2643                ..
2644            } => *sharing_has_stopped,
2645            ProjectClientState::Local if self.is_via_remote_server() => {
2646                self.remote_client_is_disconnected(cx)
2647            }
2648            _ => false,
2649        }
2650    }
2651
2652    #[inline]
2653    fn remote_client_is_disconnected(&self, cx: &App) -> bool {
2654        self.remote_client
2655            .as_ref()
2656            .map(|remote| remote.read(cx).is_disconnected())
2657            .unwrap_or(false)
2658    }
2659
2660    #[inline]
2661    pub fn capability(&self) -> Capability {
2662        match &self.client_state {
2663            ProjectClientState::Remote { capability, .. } => *capability,
2664            ProjectClientState::Shared { .. } | ProjectClientState::Local => Capability::ReadWrite,
2665        }
2666    }
2667
2668    #[inline]
2669    pub fn is_read_only(&self, cx: &App) -> bool {
2670        self.is_disconnected(cx) || self.capability() == Capability::ReadOnly
2671    }
2672
2673    #[inline]
2674    pub fn is_local(&self) -> bool {
2675        match &self.client_state {
2676            ProjectClientState::Local | ProjectClientState::Shared { .. } => {
2677                self.remote_client.is_none()
2678            }
2679            ProjectClientState::Remote { .. } => false,
2680        }
2681    }
2682
2683    /// Whether this project is a remote server (not counting collab).
2684    #[inline]
2685    pub fn is_via_remote_server(&self) -> bool {
2686        match &self.client_state {
2687            ProjectClientState::Local | ProjectClientState::Shared { .. } => {
2688                self.remote_client.is_some()
2689            }
2690            ProjectClientState::Remote { .. } => false,
2691        }
2692    }
2693
2694    /// Whether this project is from collab (not counting remote servers).
2695    #[inline]
2696    pub fn is_via_collab(&self) -> bool {
2697        match &self.client_state {
2698            ProjectClientState::Local | ProjectClientState::Shared { .. } => false,
2699            ProjectClientState::Remote { .. } => true,
2700        }
2701    }
2702
2703    /// `!self.is_local()`
2704    #[inline]
2705    pub fn is_remote(&self) -> bool {
2706        debug_assert_eq!(
2707            !self.is_local(),
2708            self.is_via_collab() || self.is_via_remote_server()
2709        );
2710        !self.is_local()
2711    }
2712
2713    pub fn disable_worktree_scanner(&mut self, cx: &mut Context<Self>) {
2714        self.worktree_store.update(cx, |worktree_store, _cx| {
2715            worktree_store.disable_scanner();
2716        });
2717    }
2718
2719    #[inline]
2720    pub fn create_buffer(
2721        &mut self,
2722        searchable: bool,
2723        cx: &mut Context<Self>,
2724    ) -> Task<Result<Entity<Buffer>>> {
2725        self.buffer_store.update(cx, |buffer_store, cx| {
2726            buffer_store.create_buffer(searchable, cx)
2727        })
2728    }
2729
2730    #[inline]
2731    pub fn create_local_buffer(
2732        &mut self,
2733        text: &str,
2734        language: Option<Arc<Language>>,
2735        project_searchable: bool,
2736        cx: &mut Context<Self>,
2737    ) -> Entity<Buffer> {
2738        if self.is_remote() {
2739            panic!("called create_local_buffer on a remote project")
2740        }
2741        self.buffer_store.update(cx, |buffer_store, cx| {
2742            buffer_store.create_local_buffer(text, language, project_searchable, cx)
2743        })
2744    }
2745
2746    pub fn open_path(
2747        &mut self,
2748        path: ProjectPath,
2749        cx: &mut Context<Self>,
2750    ) -> Task<Result<(Option<ProjectEntryId>, Entity<Buffer>)>> {
2751        let task = self.open_buffer(path, cx);
2752        cx.spawn(async move |_project, cx| {
2753            let buffer = task.await?;
2754            let project_entry_id = buffer.read_with(cx, |buffer, _cx| {
2755                File::from_dyn(buffer.file()).and_then(|file| file.project_entry_id())
2756            })?;
2757
2758            Ok((project_entry_id, buffer))
2759        })
2760    }
2761
2762    pub fn open_local_buffer(
2763        &mut self,
2764        abs_path: impl AsRef<Path>,
2765        cx: &mut Context<Self>,
2766    ) -> Task<Result<Entity<Buffer>>> {
2767        let worktree_task = self.find_or_create_worktree(abs_path.as_ref(), false, cx);
2768        cx.spawn(async move |this, cx| {
2769            let (worktree, relative_path) = worktree_task.await?;
2770            this.update(cx, |this, cx| {
2771                this.open_buffer((worktree.read(cx).id(), relative_path), cx)
2772            })?
2773            .await
2774        })
2775    }
2776
2777    #[cfg(any(test, feature = "test-support"))]
2778    pub fn open_local_buffer_with_lsp(
2779        &mut self,
2780        abs_path: impl AsRef<Path>,
2781        cx: &mut Context<Self>,
2782    ) -> Task<Result<(Entity<Buffer>, lsp_store::OpenLspBufferHandle)>> {
2783        if let Some((worktree, relative_path)) = self.find_worktree(abs_path.as_ref(), cx) {
2784            self.open_buffer_with_lsp((worktree.read(cx).id(), relative_path), cx)
2785        } else {
2786            Task::ready(Err(anyhow!("no such path")))
2787        }
2788    }
2789
2790    pub fn open_buffer(
2791        &mut self,
2792        path: impl Into<ProjectPath>,
2793        cx: &mut App,
2794    ) -> Task<Result<Entity<Buffer>>> {
2795        if self.is_disconnected(cx) {
2796            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2797        }
2798
2799        self.buffer_store.update(cx, |buffer_store, cx| {
2800            buffer_store.open_buffer(path.into(), cx)
2801        })
2802    }
2803
2804    #[cfg(any(test, feature = "test-support"))]
2805    pub fn open_buffer_with_lsp(
2806        &mut self,
2807        path: impl Into<ProjectPath>,
2808        cx: &mut Context<Self>,
2809    ) -> Task<Result<(Entity<Buffer>, lsp_store::OpenLspBufferHandle)>> {
2810        let buffer = self.open_buffer(path, cx);
2811        cx.spawn(async move |this, cx| {
2812            let buffer = buffer.await?;
2813            let handle = this.update(cx, |project, cx| {
2814                project.register_buffer_with_language_servers(&buffer, cx)
2815            })?;
2816            Ok((buffer, handle))
2817        })
2818    }
2819
2820    pub fn register_buffer_with_language_servers(
2821        &self,
2822        buffer: &Entity<Buffer>,
2823        cx: &mut App,
2824    ) -> OpenLspBufferHandle {
2825        self.lsp_store.update(cx, |lsp_store, cx| {
2826            lsp_store.register_buffer_with_language_servers(buffer, HashSet::default(), false, cx)
2827        })
2828    }
2829
2830    pub fn open_unstaged_diff(
2831        &mut self,
2832        buffer: Entity<Buffer>,
2833        cx: &mut Context<Self>,
2834    ) -> Task<Result<Entity<BufferDiff>>> {
2835        if self.is_disconnected(cx) {
2836            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2837        }
2838        self.git_store
2839            .update(cx, |git_store, cx| git_store.open_unstaged_diff(buffer, cx))
2840    }
2841
2842    pub fn open_uncommitted_diff(
2843        &mut self,
2844        buffer: Entity<Buffer>,
2845        cx: &mut Context<Self>,
2846    ) -> Task<Result<Entity<BufferDiff>>> {
2847        if self.is_disconnected(cx) {
2848            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2849        }
2850        self.git_store.update(cx, |git_store, cx| {
2851            git_store.open_uncommitted_diff(buffer, cx)
2852        })
2853    }
2854
2855    pub fn open_buffer_by_id(
2856        &mut self,
2857        id: BufferId,
2858        cx: &mut Context<Self>,
2859    ) -> Task<Result<Entity<Buffer>>> {
2860        if let Some(buffer) = self.buffer_for_id(id, cx) {
2861            Task::ready(Ok(buffer))
2862        } else if self.is_local() || self.is_via_remote_server() {
2863            Task::ready(Err(anyhow!("buffer {id} does not exist")))
2864        } else if let Some(project_id) = self.remote_id() {
2865            let request = self.collab_client.request(proto::OpenBufferById {
2866                project_id,
2867                id: id.into(),
2868            });
2869            cx.spawn(async move |project, cx| {
2870                let buffer_id = BufferId::new(request.await?.buffer_id)?;
2871                project
2872                    .update(cx, |project, cx| {
2873                        project.buffer_store.update(cx, |buffer_store, cx| {
2874                            buffer_store.wait_for_remote_buffer(buffer_id, cx)
2875                        })
2876                    })?
2877                    .await
2878            })
2879        } else {
2880            Task::ready(Err(anyhow!("cannot open buffer while disconnected")))
2881        }
2882    }
2883
2884    pub fn save_buffers(
2885        &self,
2886        buffers: HashSet<Entity<Buffer>>,
2887        cx: &mut Context<Self>,
2888    ) -> Task<Result<()>> {
2889        cx.spawn(async move |this, cx| {
2890            let save_tasks = buffers.into_iter().filter_map(|buffer| {
2891                this.update(cx, |this, cx| this.save_buffer(buffer, cx))
2892                    .ok()
2893            });
2894            try_join_all(save_tasks).await?;
2895            Ok(())
2896        })
2897    }
2898
2899    pub fn save_buffer(&self, buffer: Entity<Buffer>, cx: &mut Context<Self>) -> Task<Result<()>> {
2900        self.buffer_store
2901            .update(cx, |buffer_store, cx| buffer_store.save_buffer(buffer, cx))
2902    }
2903
2904    pub fn save_buffer_as(
2905        &mut self,
2906        buffer: Entity<Buffer>,
2907        path: ProjectPath,
2908        cx: &mut Context<Self>,
2909    ) -> Task<Result<()>> {
2910        self.buffer_store.update(cx, |buffer_store, cx| {
2911            buffer_store.save_buffer_as(buffer.clone(), path, cx)
2912        })
2913    }
2914
2915    pub fn get_open_buffer(&self, path: &ProjectPath, cx: &App) -> Option<Entity<Buffer>> {
2916        self.buffer_store.read(cx).get_by_path(path)
2917    }
2918
2919    fn register_buffer(&mut self, buffer: &Entity<Buffer>, cx: &mut Context<Self>) -> Result<()> {
2920        {
2921            let mut remotely_created_models = self.remotely_created_models.lock();
2922            if remotely_created_models.retain_count > 0 {
2923                remotely_created_models.buffers.push(buffer.clone())
2924            }
2925        }
2926
2927        self.request_buffer_diff_recalculation(buffer, cx);
2928
2929        cx.subscribe(buffer, |this, buffer, event, cx| {
2930            this.on_buffer_event(buffer, event, cx);
2931        })
2932        .detach();
2933
2934        Ok(())
2935    }
2936
2937    pub fn open_image(
2938        &mut self,
2939        path: impl Into<ProjectPath>,
2940        cx: &mut Context<Self>,
2941    ) -> Task<Result<Entity<ImageItem>>> {
2942        if self.is_disconnected(cx) {
2943            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2944        }
2945
2946        let open_image_task = self.image_store.update(cx, |image_store, cx| {
2947            image_store.open_image(path.into(), cx)
2948        });
2949
2950        let weak_project = cx.entity().downgrade();
2951        cx.spawn(async move |_, cx| {
2952            let image_item = open_image_task.await?;
2953
2954            // Check if metadata already exists (e.g., for remote images)
2955            let needs_metadata =
2956                cx.read_entity(&image_item, |item, _| item.image_metadata.is_none())?;
2957
2958            if needs_metadata {
2959                let project = weak_project.upgrade().context("Project dropped")?;
2960                let metadata =
2961                    ImageItem::load_image_metadata(image_item.clone(), project, cx).await?;
2962                image_item.update(cx, |image_item, cx| {
2963                    image_item.image_metadata = Some(metadata);
2964                    cx.emit(ImageItemEvent::MetadataUpdated);
2965                })?;
2966            }
2967
2968            Ok(image_item)
2969        })
2970    }
2971
2972    async fn send_buffer_ordered_messages(
2973        project: WeakEntity<Self>,
2974        rx: UnboundedReceiver<BufferOrderedMessage>,
2975        cx: &mut AsyncApp,
2976    ) -> Result<()> {
2977        const MAX_BATCH_SIZE: usize = 128;
2978
2979        let mut operations_by_buffer_id = HashMap::default();
2980        async fn flush_operations(
2981            this: &WeakEntity<Project>,
2982            operations_by_buffer_id: &mut HashMap<BufferId, Vec<proto::Operation>>,
2983            needs_resync_with_host: &mut bool,
2984            is_local: bool,
2985            cx: &mut AsyncApp,
2986        ) -> Result<()> {
2987            for (buffer_id, operations) in operations_by_buffer_id.drain() {
2988                let request = this.read_with(cx, |this, _| {
2989                    let project_id = this.remote_id()?;
2990                    Some(this.collab_client.request(proto::UpdateBuffer {
2991                        buffer_id: buffer_id.into(),
2992                        project_id,
2993                        operations,
2994                    }))
2995                })?;
2996                if let Some(request) = request
2997                    && request.await.is_err()
2998                    && !is_local
2999                {
3000                    *needs_resync_with_host = true;
3001                    break;
3002                }
3003            }
3004            Ok(())
3005        }
3006
3007        let mut needs_resync_with_host = false;
3008        let mut changes = rx.ready_chunks(MAX_BATCH_SIZE);
3009
3010        while let Some(changes) = changes.next().await {
3011            let is_local = project.read_with(cx, |this, _| this.is_local())?;
3012
3013            for change in changes {
3014                match change {
3015                    BufferOrderedMessage::Operation {
3016                        buffer_id,
3017                        operation,
3018                    } => {
3019                        if needs_resync_with_host {
3020                            continue;
3021                        }
3022
3023                        operations_by_buffer_id
3024                            .entry(buffer_id)
3025                            .or_insert(Vec::new())
3026                            .push(operation);
3027                    }
3028
3029                    BufferOrderedMessage::Resync => {
3030                        operations_by_buffer_id.clear();
3031                        if project
3032                            .update(cx, |this, cx| this.synchronize_remote_buffers(cx))?
3033                            .await
3034                            .is_ok()
3035                        {
3036                            needs_resync_with_host = false;
3037                        }
3038                    }
3039
3040                    BufferOrderedMessage::LanguageServerUpdate {
3041                        language_server_id,
3042                        message,
3043                        name,
3044                    } => {
3045                        flush_operations(
3046                            &project,
3047                            &mut operations_by_buffer_id,
3048                            &mut needs_resync_with_host,
3049                            is_local,
3050                            cx,
3051                        )
3052                        .await?;
3053
3054                        project.read_with(cx, |project, _| {
3055                            if let Some(project_id) = project.remote_id() {
3056                                project
3057                                    .collab_client
3058                                    .send(proto::UpdateLanguageServer {
3059                                        project_id,
3060                                        server_name: name.map(|name| String::from(name.0)),
3061                                        language_server_id: language_server_id.to_proto(),
3062                                        variant: Some(message),
3063                                    })
3064                                    .log_err();
3065                            }
3066                        })?;
3067                    }
3068                }
3069            }
3070
3071            flush_operations(
3072                &project,
3073                &mut operations_by_buffer_id,
3074                &mut needs_resync_with_host,
3075                is_local,
3076                cx,
3077            )
3078            .await?;
3079        }
3080
3081        Ok(())
3082    }
3083
3084    fn on_buffer_store_event(
3085        &mut self,
3086        _: Entity<BufferStore>,
3087        event: &BufferStoreEvent,
3088        cx: &mut Context<Self>,
3089    ) {
3090        match event {
3091            BufferStoreEvent::BufferAdded(buffer) => {
3092                self.register_buffer(buffer, cx).log_err();
3093            }
3094            BufferStoreEvent::BufferDropped(buffer_id) => {
3095                if let Some(ref remote_client) = self.remote_client {
3096                    remote_client
3097                        .read(cx)
3098                        .proto_client()
3099                        .send(proto::CloseBuffer {
3100                            project_id: 0,
3101                            buffer_id: buffer_id.to_proto(),
3102                        })
3103                        .log_err();
3104                }
3105            }
3106            _ => {}
3107        }
3108    }
3109
3110    fn on_image_store_event(
3111        &mut self,
3112        _: Entity<ImageStore>,
3113        event: &ImageStoreEvent,
3114        cx: &mut Context<Self>,
3115    ) {
3116        match event {
3117            ImageStoreEvent::ImageAdded(image) => {
3118                cx.subscribe(image, |this, image, event, cx| {
3119                    this.on_image_event(image, event, cx);
3120                })
3121                .detach();
3122            }
3123        }
3124    }
3125
3126    fn on_dap_store_event(
3127        &mut self,
3128        _: Entity<DapStore>,
3129        event: &DapStoreEvent,
3130        cx: &mut Context<Self>,
3131    ) {
3132        if let DapStoreEvent::Notification(message) = event {
3133            cx.emit(Event::Toast {
3134                notification_id: "dap".into(),
3135                message: message.clone(),
3136            });
3137        }
3138    }
3139
3140    fn on_lsp_store_event(
3141        &mut self,
3142        _: Entity<LspStore>,
3143        event: &LspStoreEvent,
3144        cx: &mut Context<Self>,
3145    ) {
3146        match event {
3147            LspStoreEvent::DiagnosticsUpdated { server_id, paths } => {
3148                cx.emit(Event::DiagnosticsUpdated {
3149                    paths: paths.clone(),
3150                    language_server_id: *server_id,
3151                })
3152            }
3153            LspStoreEvent::LanguageServerAdded(server_id, name, worktree_id) => cx.emit(
3154                Event::LanguageServerAdded(*server_id, name.clone(), *worktree_id),
3155            ),
3156            LspStoreEvent::LanguageServerRemoved(server_id) => {
3157                cx.emit(Event::LanguageServerRemoved(*server_id))
3158            }
3159            LspStoreEvent::LanguageServerLog(server_id, log_type, string) => cx.emit(
3160                Event::LanguageServerLog(*server_id, log_type.clone(), string.clone()),
3161            ),
3162            LspStoreEvent::LanguageDetected {
3163                buffer,
3164                new_language,
3165            } => {
3166                let Some(_) = new_language else {
3167                    cx.emit(Event::LanguageNotFound(buffer.clone()));
3168                    return;
3169                };
3170            }
3171            LspStoreEvent::RefreshInlayHints {
3172                server_id,
3173                request_id,
3174            } => cx.emit(Event::RefreshInlayHints {
3175                server_id: *server_id,
3176                request_id: *request_id,
3177            }),
3178            LspStoreEvent::RefreshCodeLens => cx.emit(Event::RefreshCodeLens),
3179            LspStoreEvent::LanguageServerPrompt(prompt) => {
3180                cx.emit(Event::LanguageServerPrompt(prompt.clone()))
3181            }
3182            LspStoreEvent::DiskBasedDiagnosticsStarted { language_server_id } => {
3183                cx.emit(Event::DiskBasedDiagnosticsStarted {
3184                    language_server_id: *language_server_id,
3185                });
3186            }
3187            LspStoreEvent::DiskBasedDiagnosticsFinished { language_server_id } => {
3188                cx.emit(Event::DiskBasedDiagnosticsFinished {
3189                    language_server_id: *language_server_id,
3190                });
3191            }
3192            LspStoreEvent::LanguageServerUpdate {
3193                language_server_id,
3194                name,
3195                message,
3196            } => {
3197                if self.is_local() {
3198                    self.enqueue_buffer_ordered_message(
3199                        BufferOrderedMessage::LanguageServerUpdate {
3200                            language_server_id: *language_server_id,
3201                            message: message.clone(),
3202                            name: name.clone(),
3203                        },
3204                    )
3205                    .ok();
3206                }
3207
3208                match message {
3209                    proto::update_language_server::Variant::MetadataUpdated(update) => {
3210                        self.lsp_store.update(cx, |lsp_store, _| {
3211                            if let Some(capabilities) = update
3212                                .capabilities
3213                                .as_ref()
3214                                .and_then(|capabilities| serde_json::from_str(capabilities).ok())
3215                            {
3216                                lsp_store
3217                                    .lsp_server_capabilities
3218                                    .insert(*language_server_id, capabilities);
3219                            }
3220
3221                            if let Some(language_server_status) = lsp_store
3222                                .language_server_statuses
3223                                .get_mut(language_server_id)
3224                            {
3225                                if let Some(binary) = &update.binary {
3226                                    language_server_status.binary = Some(LanguageServerBinary {
3227                                        path: PathBuf::from(&binary.path),
3228                                        arguments: binary
3229                                            .arguments
3230                                            .iter()
3231                                            .map(OsString::from)
3232                                            .collect(),
3233                                        env: None,
3234                                    });
3235                                }
3236
3237                                language_server_status.configuration = update
3238                                    .configuration
3239                                    .as_ref()
3240                                    .and_then(|config_str| serde_json::from_str(config_str).ok());
3241
3242                                language_server_status.workspace_folders = update
3243                                    .workspace_folders
3244                                    .iter()
3245                                    .filter_map(|uri_str| lsp::Uri::from_str(uri_str).ok())
3246                                    .collect();
3247                            }
3248                        });
3249                    }
3250                    proto::update_language_server::Variant::RegisteredForBuffer(update) => {
3251                        if let Some(buffer_id) = BufferId::new(update.buffer_id).ok() {
3252                            cx.emit(Event::LanguageServerBufferRegistered {
3253                                buffer_id,
3254                                server_id: *language_server_id,
3255                                buffer_abs_path: PathBuf::from(&update.buffer_abs_path),
3256                                name: name.clone(),
3257                            });
3258                        }
3259                    }
3260                    _ => (),
3261                }
3262            }
3263            LspStoreEvent::Notification(message) => cx.emit(Event::Toast {
3264                notification_id: "lsp".into(),
3265                message: message.clone(),
3266            }),
3267            LspStoreEvent::SnippetEdit {
3268                buffer_id,
3269                edits,
3270                most_recent_edit,
3271            } => {
3272                if most_recent_edit.replica_id == self.replica_id() {
3273                    cx.emit(Event::SnippetEdit(*buffer_id, edits.clone()))
3274                }
3275            }
3276            LspStoreEvent::WorkspaceEditApplied(transaction) => {
3277                cx.emit(Event::WorkspaceEditApplied(transaction.clone()))
3278            }
3279        }
3280    }
3281
3282    fn on_remote_client_event(
3283        &mut self,
3284        _: Entity<RemoteClient>,
3285        event: &remote::RemoteClientEvent,
3286        cx: &mut Context<Self>,
3287    ) {
3288        match event {
3289            remote::RemoteClientEvent::Disconnected => {
3290                self.worktree_store.update(cx, |store, cx| {
3291                    store.disconnected_from_host(cx);
3292                });
3293                self.buffer_store.update(cx, |buffer_store, cx| {
3294                    buffer_store.disconnected_from_host(cx)
3295                });
3296                self.lsp_store.update(cx, |lsp_store, _cx| {
3297                    lsp_store.disconnected_from_ssh_remote()
3298                });
3299                cx.emit(Event::DisconnectedFromSshRemote);
3300            }
3301        }
3302    }
3303
3304    fn on_settings_observer_event(
3305        &mut self,
3306        _: Entity<SettingsObserver>,
3307        event: &SettingsObserverEvent,
3308        cx: &mut Context<Self>,
3309    ) {
3310        match event {
3311            SettingsObserverEvent::LocalSettingsUpdated(result) => match result {
3312                Err(InvalidSettingsError::LocalSettings { message, path }) => {
3313                    let message = format!("Failed to set local settings in {path:?}:\n{message}");
3314                    cx.emit(Event::Toast {
3315                        notification_id: format!("local-settings-{path:?}").into(),
3316                        message,
3317                    });
3318                }
3319                Ok(path) => cx.emit(Event::HideToast {
3320                    notification_id: format!("local-settings-{path:?}").into(),
3321                }),
3322                Err(_) => {}
3323            },
3324            SettingsObserverEvent::LocalTasksUpdated(result) => match result {
3325                Err(InvalidSettingsError::Tasks { message, path }) => {
3326                    let message = format!("Failed to set local tasks in {path:?}:\n{message}");
3327                    cx.emit(Event::Toast {
3328                        notification_id: format!("local-tasks-{path:?}").into(),
3329                        message,
3330                    });
3331                }
3332                Ok(path) => cx.emit(Event::HideToast {
3333                    notification_id: format!("local-tasks-{path:?}").into(),
3334                }),
3335                Err(_) => {}
3336            },
3337            SettingsObserverEvent::LocalDebugScenariosUpdated(result) => match result {
3338                Err(InvalidSettingsError::Debug { message, path }) => {
3339                    let message =
3340                        format!("Failed to set local debug scenarios in {path:?}:\n{message}");
3341                    cx.emit(Event::Toast {
3342                        notification_id: format!("local-debug-scenarios-{path:?}").into(),
3343                        message,
3344                    });
3345                }
3346                Ok(path) => cx.emit(Event::HideToast {
3347                    notification_id: format!("local-debug-scenarios-{path:?}").into(),
3348                }),
3349                Err(_) => {}
3350            },
3351        }
3352    }
3353
3354    fn on_worktree_store_event(
3355        &mut self,
3356        _: Entity<WorktreeStore>,
3357        event: &WorktreeStoreEvent,
3358        cx: &mut Context<Self>,
3359    ) {
3360        match event {
3361            WorktreeStoreEvent::WorktreeAdded(worktree) => {
3362                self.on_worktree_added(worktree, cx);
3363                cx.emit(Event::WorktreeAdded(worktree.read(cx).id()));
3364            }
3365            WorktreeStoreEvent::WorktreeRemoved(_, id) => {
3366                cx.emit(Event::WorktreeRemoved(*id));
3367            }
3368            WorktreeStoreEvent::WorktreeReleased(_, id) => {
3369                self.on_worktree_released(*id, cx);
3370            }
3371            WorktreeStoreEvent::WorktreeOrderChanged => cx.emit(Event::WorktreeOrderChanged),
3372            WorktreeStoreEvent::WorktreeUpdateSent(_) => {}
3373            WorktreeStoreEvent::WorktreeUpdatedEntries(worktree_id, changes) => {
3374                self.client()
3375                    .telemetry()
3376                    .report_discovered_project_type_events(*worktree_id, changes);
3377                cx.emit(Event::WorktreeUpdatedEntries(*worktree_id, changes.clone()))
3378            }
3379            WorktreeStoreEvent::WorktreeDeletedEntry(worktree_id, id) => {
3380                cx.emit(Event::DeletedEntry(*worktree_id, *id))
3381            }
3382            // Listen to the GitStore instead.
3383            WorktreeStoreEvent::WorktreeUpdatedGitRepositories(_, _) => {}
3384        }
3385    }
3386
3387    fn on_worktree_added(&mut self, worktree: &Entity<Worktree>, _: &mut Context<Self>) {
3388        let mut remotely_created_models = self.remotely_created_models.lock();
3389        if remotely_created_models.retain_count > 0 {
3390            remotely_created_models.worktrees.push(worktree.clone())
3391        }
3392    }
3393
3394    fn on_worktree_released(&mut self, id_to_remove: WorktreeId, cx: &mut Context<Self>) {
3395        if let Some(remote) = &self.remote_client {
3396            remote
3397                .read(cx)
3398                .proto_client()
3399                .send(proto::RemoveWorktree {
3400                    worktree_id: id_to_remove.to_proto(),
3401                })
3402                .log_err();
3403        }
3404    }
3405
3406    fn on_buffer_event(
3407        &mut self,
3408        buffer: Entity<Buffer>,
3409        event: &BufferEvent,
3410        cx: &mut Context<Self>,
3411    ) -> Option<()> {
3412        if matches!(event, BufferEvent::Edited | BufferEvent::Reloaded) {
3413            self.request_buffer_diff_recalculation(&buffer, cx);
3414        }
3415
3416        let buffer_id = buffer.read(cx).remote_id();
3417        match event {
3418            BufferEvent::ReloadNeeded => {
3419                if !self.is_via_collab() {
3420                    self.reload_buffers([buffer.clone()].into_iter().collect(), true, cx)
3421                        .detach_and_log_err(cx);
3422                }
3423            }
3424            BufferEvent::Operation {
3425                operation,
3426                is_local: true,
3427            } => {
3428                let operation = language::proto::serialize_operation(operation);
3429
3430                if let Some(remote) = &self.remote_client {
3431                    remote
3432                        .read(cx)
3433                        .proto_client()
3434                        .send(proto::UpdateBuffer {
3435                            project_id: 0,
3436                            buffer_id: buffer_id.to_proto(),
3437                            operations: vec![operation.clone()],
3438                        })
3439                        .ok();
3440                }
3441
3442                self.enqueue_buffer_ordered_message(BufferOrderedMessage::Operation {
3443                    buffer_id,
3444                    operation,
3445                })
3446                .ok();
3447            }
3448
3449            _ => {}
3450        }
3451
3452        None
3453    }
3454
3455    fn on_image_event(
3456        &mut self,
3457        image: Entity<ImageItem>,
3458        event: &ImageItemEvent,
3459        cx: &mut Context<Self>,
3460    ) -> Option<()> {
3461        // TODO: handle image events from remote
3462        if let ImageItemEvent::ReloadNeeded = event
3463            && !self.is_via_collab()
3464        {
3465            self.reload_images([image].into_iter().collect(), cx)
3466                .detach_and_log_err(cx);
3467        }
3468
3469        None
3470    }
3471
3472    fn request_buffer_diff_recalculation(
3473        &mut self,
3474        buffer: &Entity<Buffer>,
3475        cx: &mut Context<Self>,
3476    ) {
3477        self.buffers_needing_diff.insert(buffer.downgrade());
3478        let first_insertion = self.buffers_needing_diff.len() == 1;
3479        let settings = ProjectSettings::get_global(cx);
3480        let delay = settings.git.gutter_debounce;
3481
3482        if delay == 0 {
3483            if first_insertion {
3484                let this = cx.weak_entity();
3485                cx.defer(move |cx| {
3486                    if let Some(this) = this.upgrade() {
3487                        this.update(cx, |this, cx| {
3488                            this.recalculate_buffer_diffs(cx).detach();
3489                        });
3490                    }
3491                });
3492            }
3493            return;
3494        }
3495
3496        const MIN_DELAY: u64 = 50;
3497        let delay = delay.max(MIN_DELAY);
3498        let duration = Duration::from_millis(delay);
3499
3500        self.git_diff_debouncer
3501            .fire_new(duration, cx, move |this, cx| {
3502                this.recalculate_buffer_diffs(cx)
3503            });
3504    }
3505
3506    fn recalculate_buffer_diffs(&mut self, cx: &mut Context<Self>) -> Task<()> {
3507        cx.spawn(async move |this, cx| {
3508            loop {
3509                let task = this
3510                    .update(cx, |this, cx| {
3511                        let buffers = this
3512                            .buffers_needing_diff
3513                            .drain()
3514                            .filter_map(|buffer| buffer.upgrade())
3515                            .collect::<Vec<_>>();
3516                        if buffers.is_empty() {
3517                            None
3518                        } else {
3519                            Some(this.git_store.update(cx, |git_store, cx| {
3520                                git_store.recalculate_buffer_diffs(buffers, cx)
3521                            }))
3522                        }
3523                    })
3524                    .ok()
3525                    .flatten();
3526
3527                if let Some(task) = task {
3528                    task.await;
3529                } else {
3530                    break;
3531                }
3532            }
3533        })
3534    }
3535
3536    pub fn set_language_for_buffer(
3537        &mut self,
3538        buffer: &Entity<Buffer>,
3539        new_language: Arc<Language>,
3540        cx: &mut Context<Self>,
3541    ) {
3542        self.lsp_store.update(cx, |lsp_store, cx| {
3543            lsp_store.set_language_for_buffer(buffer, new_language, cx)
3544        })
3545    }
3546
3547    pub fn restart_language_servers_for_buffers(
3548        &mut self,
3549        buffers: Vec<Entity<Buffer>>,
3550        only_restart_servers: HashSet<LanguageServerSelector>,
3551        cx: &mut Context<Self>,
3552    ) {
3553        self.lsp_store.update(cx, |lsp_store, cx| {
3554            lsp_store.restart_language_servers_for_buffers(buffers, only_restart_servers, cx)
3555        })
3556    }
3557
3558    pub fn stop_language_servers_for_buffers(
3559        &mut self,
3560        buffers: Vec<Entity<Buffer>>,
3561        also_restart_servers: HashSet<LanguageServerSelector>,
3562        cx: &mut Context<Self>,
3563    ) {
3564        self.lsp_store
3565            .update(cx, |lsp_store, cx| {
3566                lsp_store.stop_language_servers_for_buffers(buffers, also_restart_servers, cx)
3567            })
3568            .detach_and_log_err(cx);
3569    }
3570
3571    pub fn cancel_language_server_work_for_buffers(
3572        &mut self,
3573        buffers: impl IntoIterator<Item = Entity<Buffer>>,
3574        cx: &mut Context<Self>,
3575    ) {
3576        self.lsp_store.update(cx, |lsp_store, cx| {
3577            lsp_store.cancel_language_server_work_for_buffers(buffers, cx)
3578        })
3579    }
3580
3581    pub fn cancel_language_server_work(
3582        &mut self,
3583        server_id: LanguageServerId,
3584        token_to_cancel: Option<ProgressToken>,
3585        cx: &mut Context<Self>,
3586    ) {
3587        self.lsp_store.update(cx, |lsp_store, cx| {
3588            lsp_store.cancel_language_server_work(server_id, token_to_cancel, cx)
3589        })
3590    }
3591
3592    fn enqueue_buffer_ordered_message(&mut self, message: BufferOrderedMessage) -> Result<()> {
3593        self.buffer_ordered_messages_tx
3594            .unbounded_send(message)
3595            .map_err(|e| anyhow!(e))
3596    }
3597
3598    pub fn available_toolchains(
3599        &self,
3600        path: ProjectPath,
3601        language_name: LanguageName,
3602        cx: &App,
3603    ) -> Task<Option<Toolchains>> {
3604        if let Some(toolchain_store) = self.toolchain_store.as_ref().map(Entity::downgrade) {
3605            cx.spawn(async move |cx| {
3606                toolchain_store
3607                    .update(cx, |this, cx| this.list_toolchains(path, language_name, cx))
3608                    .ok()?
3609                    .await
3610            })
3611        } else {
3612            Task::ready(None)
3613        }
3614    }
3615
3616    pub async fn toolchain_metadata(
3617        languages: Arc<LanguageRegistry>,
3618        language_name: LanguageName,
3619    ) -> Option<ToolchainMetadata> {
3620        languages
3621            .language_for_name(language_name.as_ref())
3622            .await
3623            .ok()?
3624            .toolchain_lister()
3625            .map(|lister| lister.meta())
3626    }
3627
3628    pub fn add_toolchain(
3629        &self,
3630        toolchain: Toolchain,
3631        scope: ToolchainScope,
3632        cx: &mut Context<Self>,
3633    ) {
3634        maybe!({
3635            self.toolchain_store.as_ref()?.update(cx, |this, cx| {
3636                this.add_toolchain(toolchain, scope, cx);
3637            });
3638            Some(())
3639        });
3640    }
3641
3642    pub fn remove_toolchain(
3643        &self,
3644        toolchain: Toolchain,
3645        scope: ToolchainScope,
3646        cx: &mut Context<Self>,
3647    ) {
3648        maybe!({
3649            self.toolchain_store.as_ref()?.update(cx, |this, cx| {
3650                this.remove_toolchain(toolchain, scope, cx);
3651            });
3652            Some(())
3653        });
3654    }
3655
3656    pub fn user_toolchains(
3657        &self,
3658        cx: &App,
3659    ) -> Option<BTreeMap<ToolchainScope, IndexSet<Toolchain>>> {
3660        Some(self.toolchain_store.as_ref()?.read(cx).user_toolchains())
3661    }
3662
3663    pub fn resolve_toolchain(
3664        &self,
3665        path: PathBuf,
3666        language_name: LanguageName,
3667        cx: &App,
3668    ) -> Task<Result<Toolchain>> {
3669        if let Some(toolchain_store) = self.toolchain_store.as_ref().map(Entity::downgrade) {
3670            cx.spawn(async move |cx| {
3671                toolchain_store
3672                    .update(cx, |this, cx| {
3673                        this.resolve_toolchain(path, language_name, cx)
3674                    })?
3675                    .await
3676            })
3677        } else {
3678            Task::ready(Err(anyhow!("This project does not support toolchains")))
3679        }
3680    }
3681
3682    pub fn toolchain_store(&self) -> Option<Entity<ToolchainStore>> {
3683        self.toolchain_store.clone()
3684    }
3685    pub fn activate_toolchain(
3686        &self,
3687        path: ProjectPath,
3688        toolchain: Toolchain,
3689        cx: &mut App,
3690    ) -> Task<Option<()>> {
3691        let Some(toolchain_store) = self.toolchain_store.clone() else {
3692            return Task::ready(None);
3693        };
3694        toolchain_store.update(cx, |this, cx| this.activate_toolchain(path, toolchain, cx))
3695    }
3696    pub fn active_toolchain(
3697        &self,
3698        path: ProjectPath,
3699        language_name: LanguageName,
3700        cx: &App,
3701    ) -> Task<Option<Toolchain>> {
3702        let Some(toolchain_store) = self.toolchain_store.clone() else {
3703            return Task::ready(None);
3704        };
3705        toolchain_store
3706            .read(cx)
3707            .active_toolchain(path, language_name, cx)
3708    }
3709    pub fn language_server_statuses<'a>(
3710        &'a self,
3711        cx: &'a App,
3712    ) -> impl DoubleEndedIterator<Item = (LanguageServerId, &'a LanguageServerStatus)> {
3713        self.lsp_store.read(cx).language_server_statuses()
3714    }
3715
3716    pub fn last_formatting_failure<'a>(&self, cx: &'a App) -> Option<&'a str> {
3717        self.lsp_store.read(cx).last_formatting_failure()
3718    }
3719
3720    pub fn reset_last_formatting_failure(&self, cx: &mut App) {
3721        self.lsp_store
3722            .update(cx, |store, _| store.reset_last_formatting_failure());
3723    }
3724
3725    pub fn reload_buffers(
3726        &self,
3727        buffers: HashSet<Entity<Buffer>>,
3728        push_to_history: bool,
3729        cx: &mut Context<Self>,
3730    ) -> Task<Result<ProjectTransaction>> {
3731        self.buffer_store.update(cx, |buffer_store, cx| {
3732            buffer_store.reload_buffers(buffers, push_to_history, cx)
3733        })
3734    }
3735
3736    pub fn reload_images(
3737        &self,
3738        images: HashSet<Entity<ImageItem>>,
3739        cx: &mut Context<Self>,
3740    ) -> Task<Result<()>> {
3741        self.image_store
3742            .update(cx, |image_store, cx| image_store.reload_images(images, cx))
3743    }
3744
3745    pub fn format(
3746        &mut self,
3747        buffers: HashSet<Entity<Buffer>>,
3748        target: LspFormatTarget,
3749        push_to_history: bool,
3750        trigger: lsp_store::FormatTrigger,
3751        cx: &mut Context<Project>,
3752    ) -> Task<anyhow::Result<ProjectTransaction>> {
3753        self.lsp_store.update(cx, |lsp_store, cx| {
3754            lsp_store.format(buffers, target, push_to_history, trigger, cx)
3755        })
3756    }
3757
3758    pub fn definitions<T: ToPointUtf16>(
3759        &mut self,
3760        buffer: &Entity<Buffer>,
3761        position: T,
3762        cx: &mut Context<Self>,
3763    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3764        let position = position.to_point_utf16(buffer.read(cx));
3765        let guard = self.retain_remotely_created_models(cx);
3766        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3767            lsp_store.definitions(buffer, position, cx)
3768        });
3769        cx.background_spawn(async move {
3770            let result = task.await;
3771            drop(guard);
3772            result
3773        })
3774    }
3775
3776    pub fn declarations<T: ToPointUtf16>(
3777        &mut self,
3778        buffer: &Entity<Buffer>,
3779        position: T,
3780        cx: &mut Context<Self>,
3781    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3782        let position = position.to_point_utf16(buffer.read(cx));
3783        let guard = self.retain_remotely_created_models(cx);
3784        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3785            lsp_store.declarations(buffer, position, cx)
3786        });
3787        cx.background_spawn(async move {
3788            let result = task.await;
3789            drop(guard);
3790            result
3791        })
3792    }
3793
3794    pub fn type_definitions<T: ToPointUtf16>(
3795        &mut self,
3796        buffer: &Entity<Buffer>,
3797        position: T,
3798        cx: &mut Context<Self>,
3799    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3800        let position = position.to_point_utf16(buffer.read(cx));
3801        let guard = self.retain_remotely_created_models(cx);
3802        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3803            lsp_store.type_definitions(buffer, position, cx)
3804        });
3805        cx.background_spawn(async move {
3806            let result = task.await;
3807            drop(guard);
3808            result
3809        })
3810    }
3811
3812    pub fn implementations<T: ToPointUtf16>(
3813        &mut self,
3814        buffer: &Entity<Buffer>,
3815        position: T,
3816        cx: &mut Context<Self>,
3817    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3818        let position = position.to_point_utf16(buffer.read(cx));
3819        let guard = self.retain_remotely_created_models(cx);
3820        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3821            lsp_store.implementations(buffer, position, cx)
3822        });
3823        cx.background_spawn(async move {
3824            let result = task.await;
3825            drop(guard);
3826            result
3827        })
3828    }
3829
3830    pub fn references<T: ToPointUtf16>(
3831        &mut self,
3832        buffer: &Entity<Buffer>,
3833        position: T,
3834        cx: &mut Context<Self>,
3835    ) -> Task<Result<Option<Vec<Location>>>> {
3836        let position = position.to_point_utf16(buffer.read(cx));
3837        let guard = self.retain_remotely_created_models(cx);
3838        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3839            lsp_store.references(buffer, position, cx)
3840        });
3841        cx.background_spawn(async move {
3842            let result = task.await;
3843            drop(guard);
3844            result
3845        })
3846    }
3847
3848    pub fn document_highlights<T: ToPointUtf16>(
3849        &mut self,
3850        buffer: &Entity<Buffer>,
3851        position: T,
3852        cx: &mut Context<Self>,
3853    ) -> Task<Result<Vec<DocumentHighlight>>> {
3854        let position = position.to_point_utf16(buffer.read(cx));
3855        self.request_lsp(
3856            buffer.clone(),
3857            LanguageServerToQuery::FirstCapable,
3858            GetDocumentHighlights { position },
3859            cx,
3860        )
3861    }
3862
3863    pub fn document_symbols(
3864        &mut self,
3865        buffer: &Entity<Buffer>,
3866        cx: &mut Context<Self>,
3867    ) -> Task<Result<Vec<DocumentSymbol>>> {
3868        self.request_lsp(
3869            buffer.clone(),
3870            LanguageServerToQuery::FirstCapable,
3871            GetDocumentSymbols,
3872            cx,
3873        )
3874    }
3875
3876    pub fn symbols(&self, query: &str, cx: &mut Context<Self>) -> Task<Result<Vec<Symbol>>> {
3877        self.lsp_store
3878            .update(cx, |lsp_store, cx| lsp_store.symbols(query, cx))
3879    }
3880
3881    pub fn open_buffer_for_symbol(
3882        &mut self,
3883        symbol: &Symbol,
3884        cx: &mut Context<Self>,
3885    ) -> Task<Result<Entity<Buffer>>> {
3886        self.lsp_store.update(cx, |lsp_store, cx| {
3887            lsp_store.open_buffer_for_symbol(symbol, cx)
3888        })
3889    }
3890
3891    pub fn open_server_settings(&mut self, cx: &mut Context<Self>) -> Task<Result<Entity<Buffer>>> {
3892        let guard = self.retain_remotely_created_models(cx);
3893        let Some(remote) = self.remote_client.as_ref() else {
3894            return Task::ready(Err(anyhow!("not an ssh project")));
3895        };
3896
3897        let proto_client = remote.read(cx).proto_client();
3898
3899        cx.spawn(async move |project, cx| {
3900            let buffer = proto_client
3901                .request(proto::OpenServerSettings {
3902                    project_id: REMOTE_SERVER_PROJECT_ID,
3903                })
3904                .await?;
3905
3906            let buffer = project
3907                .update(cx, |project, cx| {
3908                    project.buffer_store.update(cx, |buffer_store, cx| {
3909                        anyhow::Ok(
3910                            buffer_store
3911                                .wait_for_remote_buffer(BufferId::new(buffer.buffer_id)?, cx),
3912                        )
3913                    })
3914                })??
3915                .await;
3916
3917            drop(guard);
3918            buffer
3919        })
3920    }
3921
3922    pub fn open_local_buffer_via_lsp(
3923        &mut self,
3924        abs_path: lsp::Uri,
3925        language_server_id: LanguageServerId,
3926        cx: &mut Context<Self>,
3927    ) -> Task<Result<Entity<Buffer>>> {
3928        self.lsp_store.update(cx, |lsp_store, cx| {
3929            lsp_store.open_local_buffer_via_lsp(abs_path, language_server_id, cx)
3930        })
3931    }
3932
3933    pub fn hover<T: ToPointUtf16>(
3934        &self,
3935        buffer: &Entity<Buffer>,
3936        position: T,
3937        cx: &mut Context<Self>,
3938    ) -> Task<Option<Vec<Hover>>> {
3939        let position = position.to_point_utf16(buffer.read(cx));
3940        self.lsp_store
3941            .update(cx, |lsp_store, cx| lsp_store.hover(buffer, position, cx))
3942    }
3943
3944    pub fn linked_edits(
3945        &self,
3946        buffer: &Entity<Buffer>,
3947        position: Anchor,
3948        cx: &mut Context<Self>,
3949    ) -> Task<Result<Vec<Range<Anchor>>>> {
3950        self.lsp_store.update(cx, |lsp_store, cx| {
3951            lsp_store.linked_edits(buffer, position, cx)
3952        })
3953    }
3954
3955    pub fn completions<T: ToOffset + ToPointUtf16>(
3956        &self,
3957        buffer: &Entity<Buffer>,
3958        position: T,
3959        context: CompletionContext,
3960        cx: &mut Context<Self>,
3961    ) -> Task<Result<Vec<CompletionResponse>>> {
3962        let position = position.to_point_utf16(buffer.read(cx));
3963        self.lsp_store.update(cx, |lsp_store, cx| {
3964            lsp_store.completions(buffer, position, context, cx)
3965        })
3966    }
3967
3968    pub fn code_actions<T: Clone + ToOffset>(
3969        &mut self,
3970        buffer_handle: &Entity<Buffer>,
3971        range: Range<T>,
3972        kinds: Option<Vec<CodeActionKind>>,
3973        cx: &mut Context<Self>,
3974    ) -> Task<Result<Option<Vec<CodeAction>>>> {
3975        let buffer = buffer_handle.read(cx);
3976        let range = buffer.anchor_before(range.start)..buffer.anchor_before(range.end);
3977        self.lsp_store.update(cx, |lsp_store, cx| {
3978            lsp_store.code_actions(buffer_handle, range, kinds, cx)
3979        })
3980    }
3981
3982    pub fn code_lens_actions<T: Clone + ToOffset>(
3983        &mut self,
3984        buffer: &Entity<Buffer>,
3985        range: Range<T>,
3986        cx: &mut Context<Self>,
3987    ) -> Task<Result<Option<Vec<CodeAction>>>> {
3988        let snapshot = buffer.read(cx).snapshot();
3989        let range = range.to_point(&snapshot);
3990        let range_start = snapshot.anchor_before(range.start);
3991        let range_end = if range.start == range.end {
3992            range_start
3993        } else {
3994            snapshot.anchor_after(range.end)
3995        };
3996        let range = range_start..range_end;
3997        let code_lens_actions = self
3998            .lsp_store
3999            .update(cx, |lsp_store, cx| lsp_store.code_lens_actions(buffer, cx));
4000
4001        cx.background_spawn(async move {
4002            let mut code_lens_actions = code_lens_actions
4003                .await
4004                .map_err(|e| anyhow!("code lens fetch failed: {e:#}"))?;
4005            if let Some(code_lens_actions) = &mut code_lens_actions {
4006                code_lens_actions.retain(|code_lens_action| {
4007                    range
4008                        .start
4009                        .cmp(&code_lens_action.range.start, &snapshot)
4010                        .is_ge()
4011                        && range
4012                            .end
4013                            .cmp(&code_lens_action.range.end, &snapshot)
4014                            .is_le()
4015                });
4016            }
4017            Ok(code_lens_actions)
4018        })
4019    }
4020
4021    pub fn apply_code_action(
4022        &self,
4023        buffer_handle: Entity<Buffer>,
4024        action: CodeAction,
4025        push_to_history: bool,
4026        cx: &mut Context<Self>,
4027    ) -> Task<Result<ProjectTransaction>> {
4028        self.lsp_store.update(cx, |lsp_store, cx| {
4029            lsp_store.apply_code_action(buffer_handle, action, push_to_history, cx)
4030        })
4031    }
4032
4033    pub fn apply_code_action_kind(
4034        &self,
4035        buffers: HashSet<Entity<Buffer>>,
4036        kind: CodeActionKind,
4037        push_to_history: bool,
4038        cx: &mut Context<Self>,
4039    ) -> Task<Result<ProjectTransaction>> {
4040        self.lsp_store.update(cx, |lsp_store, cx| {
4041            lsp_store.apply_code_action_kind(buffers, kind, push_to_history, cx)
4042        })
4043    }
4044
4045    pub fn prepare_rename<T: ToPointUtf16>(
4046        &mut self,
4047        buffer: Entity<Buffer>,
4048        position: T,
4049        cx: &mut Context<Self>,
4050    ) -> Task<Result<PrepareRenameResponse>> {
4051        let position = position.to_point_utf16(buffer.read(cx));
4052        self.request_lsp(
4053            buffer,
4054            LanguageServerToQuery::FirstCapable,
4055            PrepareRename { position },
4056            cx,
4057        )
4058    }
4059
4060    pub fn perform_rename<T: ToPointUtf16>(
4061        &mut self,
4062        buffer: Entity<Buffer>,
4063        position: T,
4064        new_name: String,
4065        cx: &mut Context<Self>,
4066    ) -> Task<Result<ProjectTransaction>> {
4067        let push_to_history = true;
4068        let position = position.to_point_utf16(buffer.read(cx));
4069        self.request_lsp(
4070            buffer,
4071            LanguageServerToQuery::FirstCapable,
4072            PerformRename {
4073                position,
4074                new_name,
4075                push_to_history,
4076            },
4077            cx,
4078        )
4079    }
4080
4081    pub fn on_type_format<T: ToPointUtf16>(
4082        &mut self,
4083        buffer: Entity<Buffer>,
4084        position: T,
4085        trigger: String,
4086        push_to_history: bool,
4087        cx: &mut Context<Self>,
4088    ) -> Task<Result<Option<Transaction>>> {
4089        self.lsp_store.update(cx, |lsp_store, cx| {
4090            lsp_store.on_type_format(buffer, position, trigger, push_to_history, cx)
4091        })
4092    }
4093
4094    pub fn inline_values(
4095        &mut self,
4096        session: Entity<Session>,
4097        active_stack_frame: ActiveStackFrame,
4098        buffer_handle: Entity<Buffer>,
4099        range: Range<text::Anchor>,
4100        cx: &mut Context<Self>,
4101    ) -> Task<anyhow::Result<Vec<InlayHint>>> {
4102        let snapshot = buffer_handle.read(cx).snapshot();
4103
4104        let captures =
4105            snapshot.debug_variables_query(Anchor::min_for_buffer(snapshot.remote_id())..range.end);
4106
4107        let row = snapshot
4108            .summary_for_anchor::<text::PointUtf16>(&range.end)
4109            .row as usize;
4110
4111        let inline_value_locations = provide_inline_values(captures, &snapshot, row);
4112
4113        let stack_frame_id = active_stack_frame.stack_frame_id;
4114        cx.spawn(async move |this, cx| {
4115            this.update(cx, |project, cx| {
4116                project.dap_store().update(cx, |dap_store, cx| {
4117                    dap_store.resolve_inline_value_locations(
4118                        session,
4119                        stack_frame_id,
4120                        buffer_handle,
4121                        inline_value_locations,
4122                        cx,
4123                    )
4124                })
4125            })?
4126            .await
4127        })
4128    }
4129
4130    fn search_impl(&mut self, query: SearchQuery, cx: &mut Context<Self>) -> SearchResultsHandle {
4131        let client: Option<(AnyProtoClient, _)> = if let Some(ssh_client) = &self.remote_client {
4132            Some((ssh_client.read(cx).proto_client(), 0))
4133        } else if let Some(remote_id) = self.remote_id() {
4134            self.is_local()
4135                .not()
4136                .then(|| (self.collab_client.clone().into(), remote_id))
4137        } else {
4138            None
4139        };
4140        let searcher = if query.is_opened_only() {
4141            project_search::Search::open_buffers_only(
4142                self.buffer_store.clone(),
4143                self.worktree_store.clone(),
4144                project_search::Search::MAX_SEARCH_RESULT_FILES + 1,
4145            )
4146        } else {
4147            match client {
4148                Some((client, remote_id)) => project_search::Search::remote(
4149                    self.buffer_store.clone(),
4150                    self.worktree_store.clone(),
4151                    project_search::Search::MAX_SEARCH_RESULT_FILES + 1,
4152                    (client, remote_id, self.remotely_created_models.clone()),
4153                ),
4154                None => project_search::Search::local(
4155                    self.fs.clone(),
4156                    self.buffer_store.clone(),
4157                    self.worktree_store.clone(),
4158                    project_search::Search::MAX_SEARCH_RESULT_FILES + 1,
4159                    cx,
4160                ),
4161            }
4162        };
4163        searcher.into_handle(query, cx)
4164    }
4165
4166    pub fn search(
4167        &mut self,
4168        query: SearchQuery,
4169        cx: &mut Context<Self>,
4170    ) -> SearchResults<SearchResult> {
4171        self.search_impl(query, cx).results(cx)
4172    }
4173
4174    pub fn request_lsp<R: LspCommand>(
4175        &mut self,
4176        buffer_handle: Entity<Buffer>,
4177        server: LanguageServerToQuery,
4178        request: R,
4179        cx: &mut Context<Self>,
4180    ) -> Task<Result<R::Response>>
4181    where
4182        <R::LspRequest as lsp::request::Request>::Result: Send,
4183        <R::LspRequest as lsp::request::Request>::Params: Send,
4184    {
4185        let guard = self.retain_remotely_created_models(cx);
4186        let task = self.lsp_store.update(cx, |lsp_store, cx| {
4187            lsp_store.request_lsp(buffer_handle, server, request, cx)
4188        });
4189        cx.background_spawn(async move {
4190            let result = task.await;
4191            drop(guard);
4192            result
4193        })
4194    }
4195
4196    /// Move a worktree to a new position in the worktree order.
4197    ///
4198    /// The worktree will moved to the opposite side of the destination worktree.
4199    ///
4200    /// # Example
4201    ///
4202    /// Given the worktree order `[11, 22, 33]` and a call to move worktree `22` to `33`,
4203    /// worktree_order will be updated to produce the indexes `[11, 33, 22]`.
4204    ///
4205    /// Given the worktree order `[11, 22, 33]` and a call to move worktree `22` to `11`,
4206    /// worktree_order will be updated to produce the indexes `[22, 11, 33]`.
4207    ///
4208    /// # Errors
4209    ///
4210    /// An error will be returned if the worktree or destination worktree are not found.
4211    pub fn move_worktree(
4212        &mut self,
4213        source: WorktreeId,
4214        destination: WorktreeId,
4215        cx: &mut Context<Self>,
4216    ) -> Result<()> {
4217        self.worktree_store.update(cx, |worktree_store, cx| {
4218            worktree_store.move_worktree(source, destination, cx)
4219        })
4220    }
4221
4222    pub fn find_or_create_worktree(
4223        &mut self,
4224        abs_path: impl AsRef<Path>,
4225        visible: bool,
4226        cx: &mut Context<Self>,
4227    ) -> Task<Result<(Entity<Worktree>, Arc<RelPath>)>> {
4228        self.worktree_store.update(cx, |worktree_store, cx| {
4229            worktree_store.find_or_create_worktree(abs_path, visible, cx)
4230        })
4231    }
4232
4233    pub fn find_worktree(
4234        &self,
4235        abs_path: &Path,
4236        cx: &App,
4237    ) -> Option<(Entity<Worktree>, Arc<RelPath>)> {
4238        self.worktree_store.read(cx).find_worktree(abs_path, cx)
4239    }
4240
4241    pub fn is_shared(&self) -> bool {
4242        match &self.client_state {
4243            ProjectClientState::Shared { .. } => true,
4244            ProjectClientState::Local => false,
4245            ProjectClientState::Remote { .. } => true,
4246        }
4247    }
4248
4249    /// Returns the resolved version of `path`, that was found in `buffer`, if it exists.
4250    pub fn resolve_path_in_buffer(
4251        &self,
4252        path: &str,
4253        buffer: &Entity<Buffer>,
4254        cx: &mut Context<Self>,
4255    ) -> Task<Option<ResolvedPath>> {
4256        if util::paths::is_absolute(path, self.path_style(cx)) || path.starts_with("~") {
4257            self.resolve_abs_path(path, cx)
4258        } else {
4259            self.resolve_path_in_worktrees(path, buffer, cx)
4260        }
4261    }
4262
4263    pub fn resolve_abs_file_path(
4264        &self,
4265        path: &str,
4266        cx: &mut Context<Self>,
4267    ) -> Task<Option<ResolvedPath>> {
4268        let resolve_task = self.resolve_abs_path(path, cx);
4269        cx.background_spawn(async move {
4270            let resolved_path = resolve_task.await;
4271            resolved_path.filter(|path| path.is_file())
4272        })
4273    }
4274
4275    pub fn resolve_abs_path(&self, path: &str, cx: &App) -> Task<Option<ResolvedPath>> {
4276        if self.is_local() {
4277            let expanded = PathBuf::from(shellexpand::tilde(&path).into_owned());
4278            let fs = self.fs.clone();
4279            cx.background_spawn(async move {
4280                let metadata = fs.metadata(&expanded).await.ok().flatten();
4281
4282                metadata.map(|metadata| ResolvedPath::AbsPath {
4283                    path: expanded.to_string_lossy().into_owned(),
4284                    is_dir: metadata.is_dir,
4285                })
4286            })
4287        } else if let Some(ssh_client) = self.remote_client.as_ref() {
4288            let request = ssh_client
4289                .read(cx)
4290                .proto_client()
4291                .request(proto::GetPathMetadata {
4292                    project_id: REMOTE_SERVER_PROJECT_ID,
4293                    path: path.into(),
4294                });
4295            cx.background_spawn(async move {
4296                let response = request.await.log_err()?;
4297                if response.exists {
4298                    Some(ResolvedPath::AbsPath {
4299                        path: response.path,
4300                        is_dir: response.is_dir,
4301                    })
4302                } else {
4303                    None
4304                }
4305            })
4306        } else {
4307            Task::ready(None)
4308        }
4309    }
4310
4311    fn resolve_path_in_worktrees(
4312        &self,
4313        path: &str,
4314        buffer: &Entity<Buffer>,
4315        cx: &mut Context<Self>,
4316    ) -> Task<Option<ResolvedPath>> {
4317        let mut candidates = vec![];
4318        let path_style = self.path_style(cx);
4319        if let Ok(path) = RelPath::new(path.as_ref(), path_style) {
4320            candidates.push(path.into_arc());
4321        }
4322
4323        if let Some(file) = buffer.read(cx).file()
4324            && let Some(dir) = file.path().parent()
4325        {
4326            if let Some(joined) = path_style.join(&*dir.display(path_style), path)
4327                && let Some(joined) = RelPath::new(joined.as_ref(), path_style).ok()
4328            {
4329                candidates.push(joined.into_arc());
4330            }
4331        }
4332
4333        let buffer_worktree_id = buffer.read(cx).file().map(|file| file.worktree_id(cx));
4334        let worktrees_with_ids: Vec<_> = self
4335            .worktrees(cx)
4336            .map(|worktree| {
4337                let id = worktree.read(cx).id();
4338                (worktree, id)
4339            })
4340            .collect();
4341
4342        cx.spawn(async move |_, cx| {
4343            if let Some(buffer_worktree_id) = buffer_worktree_id
4344                && let Some((worktree, _)) = worktrees_with_ids
4345                    .iter()
4346                    .find(|(_, id)| *id == buffer_worktree_id)
4347            {
4348                for candidate in candidates.iter() {
4349                    if let Some(path) = Self::resolve_path_in_worktree(worktree, candidate, cx) {
4350                        return Some(path);
4351                    }
4352                }
4353            }
4354            for (worktree, id) in worktrees_with_ids {
4355                if Some(id) == buffer_worktree_id {
4356                    continue;
4357                }
4358                for candidate in candidates.iter() {
4359                    if let Some(path) = Self::resolve_path_in_worktree(&worktree, candidate, cx) {
4360                        return Some(path);
4361                    }
4362                }
4363            }
4364            None
4365        })
4366    }
4367
4368    fn resolve_path_in_worktree(
4369        worktree: &Entity<Worktree>,
4370        path: &RelPath,
4371        cx: &mut AsyncApp,
4372    ) -> Option<ResolvedPath> {
4373        worktree
4374            .read_with(cx, |worktree, _| {
4375                worktree.entry_for_path(path).map(|entry| {
4376                    let project_path = ProjectPath {
4377                        worktree_id: worktree.id(),
4378                        path: entry.path.clone(),
4379                    };
4380                    ResolvedPath::ProjectPath {
4381                        project_path,
4382                        is_dir: entry.is_dir(),
4383                    }
4384                })
4385            })
4386            .ok()?
4387    }
4388
4389    pub fn list_directory(
4390        &self,
4391        query: String,
4392        cx: &mut Context<Self>,
4393    ) -> Task<Result<Vec<DirectoryItem>>> {
4394        if self.is_local() {
4395            DirectoryLister::Local(cx.entity(), self.fs.clone()).list_directory(query, cx)
4396        } else if let Some(session) = self.remote_client.as_ref() {
4397            let request = proto::ListRemoteDirectory {
4398                dev_server_id: REMOTE_SERVER_PROJECT_ID,
4399                path: query,
4400                config: Some(proto::ListRemoteDirectoryConfig { is_dir: true }),
4401            };
4402
4403            let response = session.read(cx).proto_client().request(request);
4404            cx.background_spawn(async move {
4405                let proto::ListRemoteDirectoryResponse {
4406                    entries,
4407                    entry_info,
4408                } = response.await?;
4409                Ok(entries
4410                    .into_iter()
4411                    .zip(entry_info)
4412                    .map(|(entry, info)| DirectoryItem {
4413                        path: PathBuf::from(entry),
4414                        is_dir: info.is_dir,
4415                    })
4416                    .collect())
4417            })
4418        } else {
4419            Task::ready(Err(anyhow!("cannot list directory in remote project")))
4420        }
4421    }
4422
4423    pub fn create_worktree(
4424        &mut self,
4425        abs_path: impl AsRef<Path>,
4426        visible: bool,
4427        cx: &mut Context<Self>,
4428    ) -> Task<Result<Entity<Worktree>>> {
4429        self.worktree_store.update(cx, |worktree_store, cx| {
4430            worktree_store.create_worktree(abs_path, visible, cx)
4431        })
4432    }
4433
4434    pub fn remove_worktree(&mut self, id_to_remove: WorktreeId, cx: &mut Context<Self>) {
4435        self.worktree_store.update(cx, |worktree_store, cx| {
4436            worktree_store.remove_worktree(id_to_remove, cx);
4437        });
4438    }
4439
4440    fn add_worktree(&mut self, worktree: &Entity<Worktree>, cx: &mut Context<Self>) {
4441        self.worktree_store.update(cx, |worktree_store, cx| {
4442            worktree_store.add(worktree, cx);
4443        });
4444    }
4445
4446    pub fn set_active_path(&mut self, entry: Option<ProjectPath>, cx: &mut Context<Self>) {
4447        let new_active_entry = entry.and_then(|project_path| {
4448            let worktree = self.worktree_for_id(project_path.worktree_id, cx)?;
4449            let entry = worktree.read(cx).entry_for_path(&project_path.path)?;
4450            Some(entry.id)
4451        });
4452        if new_active_entry != self.active_entry {
4453            self.active_entry = new_active_entry;
4454            self.lsp_store.update(cx, |lsp_store, _| {
4455                lsp_store.set_active_entry(new_active_entry);
4456            });
4457            cx.emit(Event::ActiveEntryChanged(new_active_entry));
4458        }
4459    }
4460
4461    pub fn language_servers_running_disk_based_diagnostics<'a>(
4462        &'a self,
4463        cx: &'a App,
4464    ) -> impl Iterator<Item = LanguageServerId> + 'a {
4465        self.lsp_store
4466            .read(cx)
4467            .language_servers_running_disk_based_diagnostics()
4468    }
4469
4470    pub fn diagnostic_summary(&self, include_ignored: bool, cx: &App) -> DiagnosticSummary {
4471        self.lsp_store
4472            .read(cx)
4473            .diagnostic_summary(include_ignored, cx)
4474    }
4475
4476    /// Returns a summary of the diagnostics for the provided project path only.
4477    pub fn diagnostic_summary_for_path(&self, path: &ProjectPath, cx: &App) -> DiagnosticSummary {
4478        self.lsp_store
4479            .read(cx)
4480            .diagnostic_summary_for_path(path, cx)
4481    }
4482
4483    pub fn diagnostic_summaries<'a>(
4484        &'a self,
4485        include_ignored: bool,
4486        cx: &'a App,
4487    ) -> impl Iterator<Item = (ProjectPath, LanguageServerId, DiagnosticSummary)> + 'a {
4488        self.lsp_store
4489            .read(cx)
4490            .diagnostic_summaries(include_ignored, cx)
4491    }
4492
4493    pub fn active_entry(&self) -> Option<ProjectEntryId> {
4494        self.active_entry
4495    }
4496
4497    pub fn entry_for_path<'a>(&'a self, path: &ProjectPath, cx: &'a App) -> Option<&'a Entry> {
4498        self.worktree_store.read(cx).entry_for_path(path, cx)
4499    }
4500
4501    pub fn path_for_entry(&self, entry_id: ProjectEntryId, cx: &App) -> Option<ProjectPath> {
4502        let worktree = self.worktree_for_entry(entry_id, cx)?;
4503        let worktree = worktree.read(cx);
4504        let worktree_id = worktree.id();
4505        let path = worktree.entry_for_id(entry_id)?.path.clone();
4506        Some(ProjectPath { worktree_id, path })
4507    }
4508
4509    pub fn absolute_path(&self, project_path: &ProjectPath, cx: &App) -> Option<PathBuf> {
4510        Some(
4511            self.worktree_for_id(project_path.worktree_id, cx)?
4512                .read(cx)
4513                .absolutize(&project_path.path),
4514        )
4515    }
4516
4517    /// Attempts to find a `ProjectPath` corresponding to the given path. If the path
4518    /// is a *full path*, meaning it starts with the root name of a worktree, we'll locate
4519    /// it in that worktree. Otherwise, we'll attempt to find it as a relative path in
4520    /// the first visible worktree that has an entry for that relative path.
4521    ///
4522    /// We use this to resolve edit steps, when there's a chance an LLM may omit the workree
4523    /// root name from paths.
4524    ///
4525    /// # Arguments
4526    ///
4527    /// * `path` - An absolute path, or a full path that starts with a worktree root name, or a
4528    ///   relative path within a visible worktree.
4529    /// * `cx` - A reference to the `AppContext`.
4530    ///
4531    /// # Returns
4532    ///
4533    /// Returns `Some(ProjectPath)` if a matching worktree is found, otherwise `None`.
4534    pub fn find_project_path(&self, path: impl AsRef<Path>, cx: &App) -> Option<ProjectPath> {
4535        let path_style = self.path_style(cx);
4536        let path = path.as_ref();
4537        let worktree_store = self.worktree_store.read(cx);
4538
4539        if is_absolute(&path.to_string_lossy(), path_style) {
4540            for worktree in worktree_store.visible_worktrees(cx) {
4541                let worktree_abs_path = worktree.read(cx).abs_path();
4542
4543                if let Ok(relative_path) = path.strip_prefix(worktree_abs_path)
4544                    && let Ok(path) = RelPath::new(relative_path, path_style)
4545                {
4546                    return Some(ProjectPath {
4547                        worktree_id: worktree.read(cx).id(),
4548                        path: path.into_arc(),
4549                    });
4550                }
4551            }
4552        } else {
4553            for worktree in worktree_store.visible_worktrees(cx) {
4554                let worktree_root_name = worktree.read(cx).root_name();
4555                if let Ok(relative_path) = path.strip_prefix(worktree_root_name.as_std_path())
4556                    && let Ok(path) = RelPath::new(relative_path, path_style)
4557                {
4558                    return Some(ProjectPath {
4559                        worktree_id: worktree.read(cx).id(),
4560                        path: path.into_arc(),
4561                    });
4562                }
4563            }
4564
4565            for worktree in worktree_store.visible_worktrees(cx) {
4566                let worktree = worktree.read(cx);
4567                if let Ok(path) = RelPath::new(path, path_style)
4568                    && let Some(entry) = worktree.entry_for_path(&path)
4569                {
4570                    return Some(ProjectPath {
4571                        worktree_id: worktree.id(),
4572                        path: entry.path.clone(),
4573                    });
4574                }
4575            }
4576        }
4577
4578        None
4579    }
4580
4581    /// If there's only one visible worktree, returns the given worktree-relative path with no prefix.
4582    ///
4583    /// Otherwise, returns the full path for the project path (obtained by prefixing the worktree-relative path with the name of the worktree).
4584    pub fn short_full_path_for_project_path(
4585        &self,
4586        project_path: &ProjectPath,
4587        cx: &App,
4588    ) -> Option<String> {
4589        let path_style = self.path_style(cx);
4590        if self.visible_worktrees(cx).take(2).count() < 2 {
4591            return Some(project_path.path.display(path_style).to_string());
4592        }
4593        self.worktree_for_id(project_path.worktree_id, cx)
4594            .map(|worktree| {
4595                let worktree_name = worktree.read(cx).root_name();
4596                worktree_name
4597                    .join(&project_path.path)
4598                    .display(path_style)
4599                    .to_string()
4600            })
4601    }
4602
4603    pub fn project_path_for_absolute_path(&self, abs_path: &Path, cx: &App) -> Option<ProjectPath> {
4604        self.worktree_store
4605            .read(cx)
4606            .project_path_for_absolute_path(abs_path, cx)
4607    }
4608
4609    pub fn get_workspace_root(&self, project_path: &ProjectPath, cx: &App) -> Option<PathBuf> {
4610        Some(
4611            self.worktree_for_id(project_path.worktree_id, cx)?
4612                .read(cx)
4613                .abs_path()
4614                .to_path_buf(),
4615        )
4616    }
4617
4618    pub fn blame_buffer(
4619        &self,
4620        buffer: &Entity<Buffer>,
4621        version: Option<clock::Global>,
4622        cx: &mut App,
4623    ) -> Task<Result<Option<Blame>>> {
4624        self.git_store.update(cx, |git_store, cx| {
4625            git_store.blame_buffer(buffer, version, cx)
4626        })
4627    }
4628
4629    pub fn get_permalink_to_line(
4630        &self,
4631        buffer: &Entity<Buffer>,
4632        selection: Range<u32>,
4633        cx: &mut App,
4634    ) -> Task<Result<url::Url>> {
4635        self.git_store.update(cx, |git_store, cx| {
4636            git_store.get_permalink_to_line(buffer, selection, cx)
4637        })
4638    }
4639
4640    // RPC message handlers
4641
4642    async fn handle_unshare_project(
4643        this: Entity<Self>,
4644        _: TypedEnvelope<proto::UnshareProject>,
4645        mut cx: AsyncApp,
4646    ) -> Result<()> {
4647        this.update(&mut cx, |this, cx| {
4648            if this.is_local() || this.is_via_remote_server() {
4649                this.unshare(cx)?;
4650            } else {
4651                this.disconnected_from_host(cx);
4652            }
4653            Ok(())
4654        })?
4655    }
4656
4657    async fn handle_add_collaborator(
4658        this: Entity<Self>,
4659        mut envelope: TypedEnvelope<proto::AddProjectCollaborator>,
4660        mut cx: AsyncApp,
4661    ) -> Result<()> {
4662        let collaborator = envelope
4663            .payload
4664            .collaborator
4665            .take()
4666            .context("empty collaborator")?;
4667
4668        let collaborator = Collaborator::from_proto(collaborator)?;
4669        this.update(&mut cx, |this, cx| {
4670            this.buffer_store.update(cx, |buffer_store, _| {
4671                buffer_store.forget_shared_buffers_for(&collaborator.peer_id);
4672            });
4673            this.breakpoint_store.read(cx).broadcast();
4674            cx.emit(Event::CollaboratorJoined(collaborator.peer_id));
4675            this.collaborators
4676                .insert(collaborator.peer_id, collaborator);
4677        })?;
4678
4679        Ok(())
4680    }
4681
4682    async fn handle_update_project_collaborator(
4683        this: Entity<Self>,
4684        envelope: TypedEnvelope<proto::UpdateProjectCollaborator>,
4685        mut cx: AsyncApp,
4686    ) -> Result<()> {
4687        let old_peer_id = envelope
4688            .payload
4689            .old_peer_id
4690            .context("missing old peer id")?;
4691        let new_peer_id = envelope
4692            .payload
4693            .new_peer_id
4694            .context("missing new peer id")?;
4695        this.update(&mut cx, |this, cx| {
4696            let collaborator = this
4697                .collaborators
4698                .remove(&old_peer_id)
4699                .context("received UpdateProjectCollaborator for unknown peer")?;
4700            let is_host = collaborator.is_host;
4701            this.collaborators.insert(new_peer_id, collaborator);
4702
4703            log::info!("peer {} became {}", old_peer_id, new_peer_id,);
4704            this.buffer_store.update(cx, |buffer_store, _| {
4705                buffer_store.update_peer_id(&old_peer_id, new_peer_id)
4706            });
4707
4708            if is_host {
4709                this.buffer_store
4710                    .update(cx, |buffer_store, _| buffer_store.discard_incomplete());
4711                this.enqueue_buffer_ordered_message(BufferOrderedMessage::Resync)
4712                    .unwrap();
4713                cx.emit(Event::HostReshared);
4714            }
4715
4716            cx.emit(Event::CollaboratorUpdated {
4717                old_peer_id,
4718                new_peer_id,
4719            });
4720            Ok(())
4721        })?
4722    }
4723
4724    async fn handle_remove_collaborator(
4725        this: Entity<Self>,
4726        envelope: TypedEnvelope<proto::RemoveProjectCollaborator>,
4727        mut cx: AsyncApp,
4728    ) -> Result<()> {
4729        this.update(&mut cx, |this, cx| {
4730            let peer_id = envelope.payload.peer_id.context("invalid peer id")?;
4731            let replica_id = this
4732                .collaborators
4733                .remove(&peer_id)
4734                .with_context(|| format!("unknown peer {peer_id:?}"))?
4735                .replica_id;
4736            this.buffer_store.update(cx, |buffer_store, cx| {
4737                buffer_store.forget_shared_buffers_for(&peer_id);
4738                for buffer in buffer_store.buffers() {
4739                    buffer.update(cx, |buffer, cx| buffer.remove_peer(replica_id, cx));
4740                }
4741            });
4742            this.git_store.update(cx, |git_store, _| {
4743                git_store.forget_shared_diffs_for(&peer_id);
4744            });
4745
4746            cx.emit(Event::CollaboratorLeft(peer_id));
4747            Ok(())
4748        })?
4749    }
4750
4751    async fn handle_update_project(
4752        this: Entity<Self>,
4753        envelope: TypedEnvelope<proto::UpdateProject>,
4754        mut cx: AsyncApp,
4755    ) -> Result<()> {
4756        this.update(&mut cx, |this, cx| {
4757            // Don't handle messages that were sent before the response to us joining the project
4758            if envelope.message_id > this.join_project_response_message_id {
4759                cx.update_global::<SettingsStore, _>(|store, cx| {
4760                    for worktree_metadata in &envelope.payload.worktrees {
4761                        store
4762                            .clear_local_settings(WorktreeId::from_proto(worktree_metadata.id), cx)
4763                            .log_err();
4764                    }
4765                });
4766
4767                this.set_worktrees_from_proto(envelope.payload.worktrees, cx)?;
4768            }
4769            Ok(())
4770        })?
4771    }
4772
4773    async fn handle_toast(
4774        this: Entity<Self>,
4775        envelope: TypedEnvelope<proto::Toast>,
4776        mut cx: AsyncApp,
4777    ) -> Result<()> {
4778        this.update(&mut cx, |_, cx| {
4779            cx.emit(Event::Toast {
4780                notification_id: envelope.payload.notification_id.into(),
4781                message: envelope.payload.message,
4782            });
4783            Ok(())
4784        })?
4785    }
4786
4787    async fn handle_language_server_prompt_request(
4788        this: Entity<Self>,
4789        envelope: TypedEnvelope<proto::LanguageServerPromptRequest>,
4790        mut cx: AsyncApp,
4791    ) -> Result<proto::LanguageServerPromptResponse> {
4792        let (tx, rx) = smol::channel::bounded(1);
4793        let actions: Vec<_> = envelope
4794            .payload
4795            .actions
4796            .into_iter()
4797            .map(|action| MessageActionItem {
4798                title: action,
4799                properties: Default::default(),
4800            })
4801            .collect();
4802        this.update(&mut cx, |_, cx| {
4803            cx.emit(Event::LanguageServerPrompt(LanguageServerPromptRequest {
4804                level: proto_to_prompt(envelope.payload.level.context("Invalid prompt level")?),
4805                message: envelope.payload.message,
4806                actions: actions.clone(),
4807                lsp_name: envelope.payload.lsp_name,
4808                response_channel: tx,
4809            }));
4810
4811            anyhow::Ok(())
4812        })??;
4813
4814        // We drop `this` to avoid holding a reference in this future for too
4815        // long.
4816        // If we keep the reference, we might not drop the `Project` early
4817        // enough when closing a window and it will only get releases on the
4818        // next `flush_effects()` call.
4819        drop(this);
4820
4821        let mut rx = pin!(rx);
4822        let answer = rx.next().await;
4823
4824        Ok(LanguageServerPromptResponse {
4825            action_response: answer.and_then(|answer| {
4826                actions
4827                    .iter()
4828                    .position(|action| *action == answer)
4829                    .map(|index| index as u64)
4830            }),
4831        })
4832    }
4833
4834    async fn handle_hide_toast(
4835        this: Entity<Self>,
4836        envelope: TypedEnvelope<proto::HideToast>,
4837        mut cx: AsyncApp,
4838    ) -> Result<()> {
4839        this.update(&mut cx, |_, cx| {
4840            cx.emit(Event::HideToast {
4841                notification_id: envelope.payload.notification_id.into(),
4842            });
4843            Ok(())
4844        })?
4845    }
4846
4847    // Collab sends UpdateWorktree protos as messages
4848    async fn handle_update_worktree(
4849        this: Entity<Self>,
4850        envelope: TypedEnvelope<proto::UpdateWorktree>,
4851        mut cx: AsyncApp,
4852    ) -> Result<()> {
4853        this.update(&mut cx, |project, cx| {
4854            let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
4855            if let Some(trusted_worktrees) = TrustedWorktrees::try_get_global(cx) {
4856                trusted_worktrees.update(cx, |trusted_worktrees, cx| {
4857                    trusted_worktrees.can_trust(&project.worktree_store, worktree_id, cx)
4858                });
4859            }
4860            if let Some(worktree) = project.worktree_for_id(worktree_id, cx) {
4861                worktree.update(cx, |worktree, _| {
4862                    let worktree = worktree.as_remote_mut().unwrap();
4863                    worktree.update_from_remote(envelope.payload);
4864                });
4865            }
4866            Ok(())
4867        })?
4868    }
4869
4870    async fn handle_update_buffer_from_remote_server(
4871        this: Entity<Self>,
4872        envelope: TypedEnvelope<proto::UpdateBuffer>,
4873        cx: AsyncApp,
4874    ) -> Result<proto::Ack> {
4875        let buffer_store = this.read_with(&cx, |this, cx| {
4876            if let Some(remote_id) = this.remote_id() {
4877                let mut payload = envelope.payload.clone();
4878                payload.project_id = remote_id;
4879                cx.background_spawn(this.collab_client.request(payload))
4880                    .detach_and_log_err(cx);
4881            }
4882            this.buffer_store.clone()
4883        })?;
4884        BufferStore::handle_update_buffer(buffer_store, envelope, cx).await
4885    }
4886
4887    async fn handle_trust_worktrees(
4888        this: Entity<Self>,
4889        envelope: TypedEnvelope<proto::TrustWorktrees>,
4890        mut cx: AsyncApp,
4891    ) -> Result<proto::Ack> {
4892        let trusted_worktrees = cx
4893            .update(|cx| TrustedWorktrees::try_get_global(cx))?
4894            .context("missing trusted worktrees")?;
4895        trusted_worktrees.update(&mut cx, |trusted_worktrees, cx| {
4896            trusted_worktrees.trust(
4897                &this.read(cx).worktree_store(),
4898                envelope
4899                    .payload
4900                    .trusted_paths
4901                    .into_iter()
4902                    .filter_map(|proto_path| PathTrust::from_proto(proto_path))
4903                    .collect(),
4904                cx,
4905            );
4906        })?;
4907        Ok(proto::Ack {})
4908    }
4909
4910    async fn handle_restrict_worktrees(
4911        this: Entity<Self>,
4912        envelope: TypedEnvelope<proto::RestrictWorktrees>,
4913        mut cx: AsyncApp,
4914    ) -> Result<proto::Ack> {
4915        let trusted_worktrees = cx
4916            .update(|cx| TrustedWorktrees::try_get_global(cx))?
4917            .context("missing trusted worktrees")?;
4918        trusted_worktrees.update(&mut cx, |trusted_worktrees, cx| {
4919            let worktree_store = this.read(cx).worktree_store().downgrade();
4920            let restricted_paths = envelope
4921                .payload
4922                .worktree_ids
4923                .into_iter()
4924                .map(WorktreeId::from_proto)
4925                .map(PathTrust::Worktree)
4926                .collect::<HashSet<_>>();
4927            trusted_worktrees.restrict(worktree_store, restricted_paths, cx);
4928        })?;
4929        Ok(proto::Ack {})
4930    }
4931
4932    async fn handle_update_buffer(
4933        this: Entity<Self>,
4934        envelope: TypedEnvelope<proto::UpdateBuffer>,
4935        cx: AsyncApp,
4936    ) -> Result<proto::Ack> {
4937        let buffer_store = this.read_with(&cx, |this, cx| {
4938            if let Some(ssh) = &this.remote_client {
4939                let mut payload = envelope.payload.clone();
4940                payload.project_id = REMOTE_SERVER_PROJECT_ID;
4941                cx.background_spawn(ssh.read(cx).proto_client().request(payload))
4942                    .detach_and_log_err(cx);
4943            }
4944            this.buffer_store.clone()
4945        })?;
4946        BufferStore::handle_update_buffer(buffer_store, envelope, cx).await
4947    }
4948
4949    fn retain_remotely_created_models(
4950        &mut self,
4951        cx: &mut Context<Self>,
4952    ) -> RemotelyCreatedModelGuard {
4953        Self::retain_remotely_created_models_impl(
4954            &self.remotely_created_models,
4955            &self.buffer_store,
4956            &self.worktree_store,
4957            cx,
4958        )
4959    }
4960
4961    fn retain_remotely_created_models_impl(
4962        models: &Arc<Mutex<RemotelyCreatedModels>>,
4963        buffer_store: &Entity<BufferStore>,
4964        worktree_store: &Entity<WorktreeStore>,
4965        cx: &mut App,
4966    ) -> RemotelyCreatedModelGuard {
4967        {
4968            let mut remotely_create_models = models.lock();
4969            if remotely_create_models.retain_count == 0 {
4970                remotely_create_models.buffers = buffer_store.read(cx).buffers().collect();
4971                remotely_create_models.worktrees = worktree_store.read(cx).worktrees().collect();
4972            }
4973            remotely_create_models.retain_count += 1;
4974        }
4975        RemotelyCreatedModelGuard {
4976            remote_models: Arc::downgrade(&models),
4977        }
4978    }
4979
4980    async fn handle_create_buffer_for_peer(
4981        this: Entity<Self>,
4982        envelope: TypedEnvelope<proto::CreateBufferForPeer>,
4983        mut cx: AsyncApp,
4984    ) -> Result<()> {
4985        this.update(&mut cx, |this, cx| {
4986            this.buffer_store.update(cx, |buffer_store, cx| {
4987                buffer_store.handle_create_buffer_for_peer(
4988                    envelope,
4989                    this.replica_id(),
4990                    this.capability(),
4991                    cx,
4992                )
4993            })
4994        })?
4995    }
4996
4997    async fn handle_toggle_lsp_logs(
4998        project: Entity<Self>,
4999        envelope: TypedEnvelope<proto::ToggleLspLogs>,
5000        mut cx: AsyncApp,
5001    ) -> Result<()> {
5002        let toggled_log_kind =
5003            match proto::toggle_lsp_logs::LogType::from_i32(envelope.payload.log_type)
5004                .context("invalid log type")?
5005            {
5006                proto::toggle_lsp_logs::LogType::Log => LogKind::Logs,
5007                proto::toggle_lsp_logs::LogType::Trace => LogKind::Trace,
5008                proto::toggle_lsp_logs::LogType::Rpc => LogKind::Rpc,
5009            };
5010        project.update(&mut cx, |_, cx| {
5011            cx.emit(Event::ToggleLspLogs {
5012                server_id: LanguageServerId::from_proto(envelope.payload.server_id),
5013                enabled: envelope.payload.enabled,
5014                toggled_log_kind,
5015            })
5016        })?;
5017        Ok(())
5018    }
5019
5020    async fn handle_synchronize_buffers(
5021        this: Entity<Self>,
5022        envelope: TypedEnvelope<proto::SynchronizeBuffers>,
5023        mut cx: AsyncApp,
5024    ) -> Result<proto::SynchronizeBuffersResponse> {
5025        let response = this.update(&mut cx, |this, cx| {
5026            let client = this.collab_client.clone();
5027            this.buffer_store.update(cx, |this, cx| {
5028                this.handle_synchronize_buffers(envelope, cx, client)
5029            })
5030        })??;
5031
5032        Ok(response)
5033    }
5034
5035    async fn handle_search_candidate_buffers(
5036        this: Entity<Self>,
5037        envelope: TypedEnvelope<proto::FindSearchCandidates>,
5038        mut cx: AsyncApp,
5039    ) -> Result<proto::FindSearchCandidatesResponse> {
5040        let peer_id = envelope.original_sender_id()?;
5041        let message = envelope.payload;
5042        let path_style = this.read_with(&cx, |this, cx| this.path_style(cx))?;
5043        let query =
5044            SearchQuery::from_proto(message.query.context("missing query field")?, path_style)?;
5045        let results = this.update(&mut cx, |this, cx| {
5046            this.search_impl(query, cx).matching_buffers(cx)
5047        })?;
5048
5049        let mut response = proto::FindSearchCandidatesResponse {
5050            buffer_ids: Vec::new(),
5051        };
5052
5053        while let Ok(buffer) = results.rx.recv().await {
5054            this.update(&mut cx, |this, cx| {
5055                let buffer_id = this.create_buffer_for_peer(&buffer, peer_id, cx);
5056                response.buffer_ids.push(buffer_id.to_proto());
5057            })?;
5058        }
5059
5060        Ok(response)
5061    }
5062
5063    async fn handle_open_buffer_by_id(
5064        this: Entity<Self>,
5065        envelope: TypedEnvelope<proto::OpenBufferById>,
5066        mut cx: AsyncApp,
5067    ) -> Result<proto::OpenBufferResponse> {
5068        let peer_id = envelope.original_sender_id()?;
5069        let buffer_id = BufferId::new(envelope.payload.id)?;
5070        let buffer = this
5071            .update(&mut cx, |this, cx| this.open_buffer_by_id(buffer_id, cx))?
5072            .await?;
5073        Project::respond_to_open_buffer_request(this, buffer, peer_id, &mut cx)
5074    }
5075
5076    async fn handle_open_buffer_by_path(
5077        this: Entity<Self>,
5078        envelope: TypedEnvelope<proto::OpenBufferByPath>,
5079        mut cx: AsyncApp,
5080    ) -> Result<proto::OpenBufferResponse> {
5081        let peer_id = envelope.original_sender_id()?;
5082        let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
5083        let path = RelPath::from_proto(&envelope.payload.path)?;
5084        let open_buffer = this
5085            .update(&mut cx, |this, cx| {
5086                this.open_buffer(ProjectPath { worktree_id, path }, cx)
5087            })?
5088            .await?;
5089        Project::respond_to_open_buffer_request(this, open_buffer, peer_id, &mut cx)
5090    }
5091
5092    async fn handle_open_new_buffer(
5093        this: Entity<Self>,
5094        envelope: TypedEnvelope<proto::OpenNewBuffer>,
5095        mut cx: AsyncApp,
5096    ) -> Result<proto::OpenBufferResponse> {
5097        let buffer = this
5098            .update(&mut cx, |this, cx| this.create_buffer(true, cx))?
5099            .await?;
5100        let peer_id = envelope.original_sender_id()?;
5101
5102        Project::respond_to_open_buffer_request(this, buffer, peer_id, &mut cx)
5103    }
5104
5105    fn respond_to_open_buffer_request(
5106        this: Entity<Self>,
5107        buffer: Entity<Buffer>,
5108        peer_id: proto::PeerId,
5109        cx: &mut AsyncApp,
5110    ) -> Result<proto::OpenBufferResponse> {
5111        this.update(cx, |this, cx| {
5112            let is_private = buffer
5113                .read(cx)
5114                .file()
5115                .map(|f| f.is_private())
5116                .unwrap_or_default();
5117            anyhow::ensure!(!is_private, ErrorCode::UnsharedItem);
5118            Ok(proto::OpenBufferResponse {
5119                buffer_id: this.create_buffer_for_peer(&buffer, peer_id, cx).into(),
5120            })
5121        })?
5122    }
5123
5124    fn create_buffer_for_peer(
5125        &mut self,
5126        buffer: &Entity<Buffer>,
5127        peer_id: proto::PeerId,
5128        cx: &mut App,
5129    ) -> BufferId {
5130        self.buffer_store
5131            .update(cx, |buffer_store, cx| {
5132                buffer_store.create_buffer_for_peer(buffer, peer_id, cx)
5133            })
5134            .detach_and_log_err(cx);
5135        buffer.read(cx).remote_id()
5136    }
5137
5138    async fn handle_create_image_for_peer(
5139        this: Entity<Self>,
5140        envelope: TypedEnvelope<proto::CreateImageForPeer>,
5141        mut cx: AsyncApp,
5142    ) -> Result<()> {
5143        this.update(&mut cx, |this, cx| {
5144            this.image_store.update(cx, |image_store, cx| {
5145                image_store.handle_create_image_for_peer(envelope, cx)
5146            })
5147        })?
5148        .log_err();
5149        Ok(())
5150    }
5151
5152    fn synchronize_remote_buffers(&mut self, cx: &mut Context<Self>) -> Task<Result<()>> {
5153        let project_id = match self.client_state {
5154            ProjectClientState::Remote {
5155                sharing_has_stopped,
5156                remote_id,
5157                ..
5158            } => {
5159                if sharing_has_stopped {
5160                    return Task::ready(Err(anyhow!(
5161                        "can't synchronize remote buffers on a readonly project"
5162                    )));
5163                } else {
5164                    remote_id
5165                }
5166            }
5167            ProjectClientState::Shared { .. } | ProjectClientState::Local => {
5168                return Task::ready(Err(anyhow!(
5169                    "can't synchronize remote buffers on a local project"
5170                )));
5171            }
5172        };
5173
5174        let client = self.collab_client.clone();
5175        cx.spawn(async move |this, cx| {
5176            let (buffers, incomplete_buffer_ids) = this.update(cx, |this, cx| {
5177                this.buffer_store.read(cx).buffer_version_info(cx)
5178            })?;
5179            let response = client
5180                .request(proto::SynchronizeBuffers {
5181                    project_id,
5182                    buffers,
5183                })
5184                .await?;
5185
5186            let send_updates_for_buffers = this.update(cx, |this, cx| {
5187                response
5188                    .buffers
5189                    .into_iter()
5190                    .map(|buffer| {
5191                        let client = client.clone();
5192                        let buffer_id = match BufferId::new(buffer.id) {
5193                            Ok(id) => id,
5194                            Err(e) => {
5195                                return Task::ready(Err(e));
5196                            }
5197                        };
5198                        let remote_version = language::proto::deserialize_version(&buffer.version);
5199                        if let Some(buffer) = this.buffer_for_id(buffer_id, cx) {
5200                            let operations =
5201                                buffer.read(cx).serialize_ops(Some(remote_version), cx);
5202                            cx.background_spawn(async move {
5203                                let operations = operations.await;
5204                                for chunk in split_operations(operations) {
5205                                    client
5206                                        .request(proto::UpdateBuffer {
5207                                            project_id,
5208                                            buffer_id: buffer_id.into(),
5209                                            operations: chunk,
5210                                        })
5211                                        .await?;
5212                                }
5213                                anyhow::Ok(())
5214                            })
5215                        } else {
5216                            Task::ready(Ok(()))
5217                        }
5218                    })
5219                    .collect::<Vec<_>>()
5220            })?;
5221
5222            // Any incomplete buffers have open requests waiting. Request that the host sends
5223            // creates these buffers for us again to unblock any waiting futures.
5224            for id in incomplete_buffer_ids {
5225                cx.background_spawn(client.request(proto::OpenBufferById {
5226                    project_id,
5227                    id: id.into(),
5228                }))
5229                .detach();
5230            }
5231
5232            futures::future::join_all(send_updates_for_buffers)
5233                .await
5234                .into_iter()
5235                .collect()
5236        })
5237    }
5238
5239    pub fn worktree_metadata_protos(&self, cx: &App) -> Vec<proto::WorktreeMetadata> {
5240        self.worktree_store.read(cx).worktree_metadata_protos(cx)
5241    }
5242
5243    /// Iterator of all open buffers that have unsaved changes
5244    pub fn dirty_buffers<'a>(&'a self, cx: &'a App) -> impl Iterator<Item = ProjectPath> + 'a {
5245        self.buffer_store.read(cx).buffers().filter_map(|buf| {
5246            let buf = buf.read(cx);
5247            if buf.is_dirty() {
5248                buf.project_path(cx)
5249            } else {
5250                None
5251            }
5252        })
5253    }
5254
5255    fn set_worktrees_from_proto(
5256        &mut self,
5257        worktrees: Vec<proto::WorktreeMetadata>,
5258        cx: &mut Context<Project>,
5259    ) -> Result<()> {
5260        self.worktree_store.update(cx, |worktree_store, cx| {
5261            worktree_store.set_worktrees_from_proto(worktrees, self.replica_id(), cx)
5262        })
5263    }
5264
5265    fn set_collaborators_from_proto(
5266        &mut self,
5267        messages: Vec<proto::Collaborator>,
5268        cx: &mut Context<Self>,
5269    ) -> Result<()> {
5270        let mut collaborators = HashMap::default();
5271        for message in messages {
5272            let collaborator = Collaborator::from_proto(message)?;
5273            collaborators.insert(collaborator.peer_id, collaborator);
5274        }
5275        for old_peer_id in self.collaborators.keys() {
5276            if !collaborators.contains_key(old_peer_id) {
5277                cx.emit(Event::CollaboratorLeft(*old_peer_id));
5278            }
5279        }
5280        self.collaborators = collaborators;
5281        Ok(())
5282    }
5283
5284    pub fn supplementary_language_servers<'a>(
5285        &'a self,
5286        cx: &'a App,
5287    ) -> impl 'a + Iterator<Item = (LanguageServerId, LanguageServerName)> {
5288        self.lsp_store.read(cx).supplementary_language_servers()
5289    }
5290
5291    pub fn any_language_server_supports_inlay_hints(&self, buffer: &Buffer, cx: &mut App) -> bool {
5292        let Some(language) = buffer.language().cloned() else {
5293            return false;
5294        };
5295        self.lsp_store.update(cx, |lsp_store, _| {
5296            let relevant_language_servers = lsp_store
5297                .languages
5298                .lsp_adapters(&language.name())
5299                .into_iter()
5300                .map(|lsp_adapter| lsp_adapter.name())
5301                .collect::<HashSet<_>>();
5302            lsp_store
5303                .language_server_statuses()
5304                .filter_map(|(server_id, server_status)| {
5305                    relevant_language_servers
5306                        .contains(&server_status.name)
5307                        .then_some(server_id)
5308                })
5309                .filter_map(|server_id| lsp_store.lsp_server_capabilities.get(&server_id))
5310                .any(InlayHints::check_capabilities)
5311        })
5312    }
5313
5314    pub fn language_server_id_for_name(
5315        &self,
5316        buffer: &Buffer,
5317        name: &LanguageServerName,
5318        cx: &App,
5319    ) -> Option<LanguageServerId> {
5320        let language = buffer.language()?;
5321        let relevant_language_servers = self
5322            .languages
5323            .lsp_adapters(&language.name())
5324            .into_iter()
5325            .map(|lsp_adapter| lsp_adapter.name())
5326            .collect::<HashSet<_>>();
5327        if !relevant_language_servers.contains(name) {
5328            return None;
5329        }
5330        self.language_server_statuses(cx)
5331            .filter(|(_, server_status)| relevant_language_servers.contains(&server_status.name))
5332            .find_map(|(server_id, server_status)| {
5333                if &server_status.name == name {
5334                    Some(server_id)
5335                } else {
5336                    None
5337                }
5338            })
5339    }
5340
5341    #[cfg(any(test, feature = "test-support"))]
5342    pub fn has_language_servers_for(&self, buffer: &Buffer, cx: &mut App) -> bool {
5343        self.lsp_store.update(cx, |this, cx| {
5344            this.running_language_servers_for_local_buffer(buffer, cx)
5345                .next()
5346                .is_some()
5347        })
5348    }
5349
5350    pub fn git_init(
5351        &self,
5352        path: Arc<Path>,
5353        fallback_branch_name: String,
5354        cx: &App,
5355    ) -> Task<Result<()>> {
5356        self.git_store
5357            .read(cx)
5358            .git_init(path, fallback_branch_name, cx)
5359    }
5360
5361    pub fn buffer_store(&self) -> &Entity<BufferStore> {
5362        &self.buffer_store
5363    }
5364
5365    pub fn git_store(&self) -> &Entity<GitStore> {
5366        &self.git_store
5367    }
5368
5369    pub fn agent_server_store(&self) -> &Entity<AgentServerStore> {
5370        &self.agent_server_store
5371    }
5372
5373    #[cfg(test)]
5374    fn git_scans_complete(&self, cx: &Context<Self>) -> Task<()> {
5375        cx.spawn(async move |this, cx| {
5376            let scans_complete = this
5377                .read_with(cx, |this, cx| {
5378                    this.worktrees(cx)
5379                        .filter_map(|worktree| Some(worktree.read(cx).as_local()?.scan_complete()))
5380                        .collect::<Vec<_>>()
5381                })
5382                .unwrap();
5383            join_all(scans_complete).await;
5384            let barriers = this
5385                .update(cx, |this, cx| {
5386                    let repos = this.repositories(cx).values().cloned().collect::<Vec<_>>();
5387                    repos
5388                        .into_iter()
5389                        .map(|repo| repo.update(cx, |repo, _| repo.barrier()))
5390                        .collect::<Vec<_>>()
5391                })
5392                .unwrap();
5393            join_all(barriers).await;
5394        })
5395    }
5396
5397    pub fn active_repository(&self, cx: &App) -> Option<Entity<Repository>> {
5398        self.git_store.read(cx).active_repository()
5399    }
5400
5401    pub fn repositories<'a>(&self, cx: &'a App) -> &'a HashMap<RepositoryId, Entity<Repository>> {
5402        self.git_store.read(cx).repositories()
5403    }
5404
5405    pub fn status_for_buffer_id(&self, buffer_id: BufferId, cx: &App) -> Option<FileStatus> {
5406        self.git_store.read(cx).status_for_buffer_id(buffer_id, cx)
5407    }
5408
5409    pub fn set_agent_location(
5410        &mut self,
5411        new_location: Option<AgentLocation>,
5412        cx: &mut Context<Self>,
5413    ) {
5414        if let Some(old_location) = self.agent_location.as_ref() {
5415            old_location
5416                .buffer
5417                .update(cx, |buffer, cx| buffer.remove_agent_selections(cx))
5418                .ok();
5419        }
5420
5421        if let Some(location) = new_location.as_ref() {
5422            location
5423                .buffer
5424                .update(cx, |buffer, cx| {
5425                    buffer.set_agent_selections(
5426                        Arc::from([language::Selection {
5427                            id: 0,
5428                            start: location.position,
5429                            end: location.position,
5430                            reversed: false,
5431                            goal: language::SelectionGoal::None,
5432                        }]),
5433                        false,
5434                        CursorShape::Hollow,
5435                        cx,
5436                    )
5437                })
5438                .ok();
5439        }
5440
5441        self.agent_location = new_location;
5442        cx.emit(Event::AgentLocationChanged);
5443    }
5444
5445    pub fn agent_location(&self) -> Option<AgentLocation> {
5446        self.agent_location.clone()
5447    }
5448
5449    pub fn path_style(&self, cx: &App) -> PathStyle {
5450        self.worktree_store.read(cx).path_style()
5451    }
5452
5453    pub fn contains_local_settings_file(
5454        &self,
5455        worktree_id: WorktreeId,
5456        rel_path: &RelPath,
5457        cx: &App,
5458    ) -> bool {
5459        self.worktree_for_id(worktree_id, cx)
5460            .map_or(false, |worktree| {
5461                worktree.read(cx).entry_for_path(rel_path).is_some()
5462            })
5463    }
5464
5465    pub fn update_local_settings_file(
5466        &self,
5467        worktree_id: WorktreeId,
5468        rel_path: Arc<RelPath>,
5469        cx: &mut App,
5470        update: impl 'static + Send + FnOnce(&mut settings::SettingsContent, &App),
5471    ) {
5472        let Some(worktree) = self.worktree_for_id(worktree_id, cx) else {
5473            // todo(settings_ui) error?
5474            return;
5475        };
5476        cx.spawn(async move |cx| {
5477            let file = worktree
5478                .update(cx, |worktree, cx| worktree.load_file(&rel_path, cx))?
5479                .await
5480                .context("Failed to load settings file")?;
5481
5482            let has_bom = file.has_bom;
5483
5484            let new_text = cx.read_global::<SettingsStore, _>(|store, cx| {
5485                store.new_text_for_update(file.text, move |settings| update(settings, cx))
5486            })?;
5487            worktree
5488                .update(cx, |worktree, cx| {
5489                    let line_ending = text::LineEnding::detect(&new_text);
5490                    worktree.write_file(
5491                        rel_path.clone(),
5492                        new_text.into(),
5493                        line_ending,
5494                        encoding_rs::UTF_8,
5495                        has_bom,
5496                        cx,
5497                    )
5498                })?
5499                .await
5500                .context("Failed to write settings file")?;
5501
5502            anyhow::Ok(())
5503        })
5504        .detach_and_log_err(cx);
5505    }
5506}
5507
5508pub struct PathMatchCandidateSet {
5509    pub snapshot: Snapshot,
5510    pub include_ignored: bool,
5511    pub include_root_name: bool,
5512    pub candidates: Candidates,
5513}
5514
5515pub enum Candidates {
5516    /// Only consider directories.
5517    Directories,
5518    /// Only consider files.
5519    Files,
5520    /// Consider directories and files.
5521    Entries,
5522}
5523
5524impl<'a> fuzzy::PathMatchCandidateSet<'a> for PathMatchCandidateSet {
5525    type Candidates = PathMatchCandidateSetIter<'a>;
5526
5527    fn id(&self) -> usize {
5528        self.snapshot.id().to_usize()
5529    }
5530
5531    fn len(&self) -> usize {
5532        match self.candidates {
5533            Candidates::Files => {
5534                if self.include_ignored {
5535                    self.snapshot.file_count()
5536                } else {
5537                    self.snapshot.visible_file_count()
5538                }
5539            }
5540
5541            Candidates::Directories => {
5542                if self.include_ignored {
5543                    self.snapshot.dir_count()
5544                } else {
5545                    self.snapshot.visible_dir_count()
5546                }
5547            }
5548
5549            Candidates::Entries => {
5550                if self.include_ignored {
5551                    self.snapshot.entry_count()
5552                } else {
5553                    self.snapshot.visible_entry_count()
5554                }
5555            }
5556        }
5557    }
5558
5559    fn prefix(&self) -> Arc<RelPath> {
5560        if self.snapshot.root_entry().is_some_and(|e| e.is_file()) || self.include_root_name {
5561            self.snapshot.root_name().into()
5562        } else {
5563            RelPath::empty().into()
5564        }
5565    }
5566
5567    fn root_is_file(&self) -> bool {
5568        self.snapshot.root_entry().is_some_and(|f| f.is_file())
5569    }
5570
5571    fn path_style(&self) -> PathStyle {
5572        self.snapshot.path_style()
5573    }
5574
5575    fn candidates(&'a self, start: usize) -> Self::Candidates {
5576        PathMatchCandidateSetIter {
5577            traversal: match self.candidates {
5578                Candidates::Directories => self.snapshot.directories(self.include_ignored, start),
5579                Candidates::Files => self.snapshot.files(self.include_ignored, start),
5580                Candidates::Entries => self.snapshot.entries(self.include_ignored, start),
5581            },
5582        }
5583    }
5584}
5585
5586pub struct PathMatchCandidateSetIter<'a> {
5587    traversal: Traversal<'a>,
5588}
5589
5590impl<'a> Iterator for PathMatchCandidateSetIter<'a> {
5591    type Item = fuzzy::PathMatchCandidate<'a>;
5592
5593    fn next(&mut self) -> Option<Self::Item> {
5594        self.traversal
5595            .next()
5596            .map(|entry| fuzzy::PathMatchCandidate {
5597                is_dir: entry.kind.is_dir(),
5598                path: &entry.path,
5599                char_bag: entry.char_bag,
5600            })
5601    }
5602}
5603
5604impl EventEmitter<Event> for Project {}
5605
5606impl<'a> From<&'a ProjectPath> for SettingsLocation<'a> {
5607    fn from(val: &'a ProjectPath) -> Self {
5608        SettingsLocation {
5609            worktree_id: val.worktree_id,
5610            path: val.path.as_ref(),
5611        }
5612    }
5613}
5614
5615impl<P: Into<Arc<RelPath>>> From<(WorktreeId, P)> for ProjectPath {
5616    fn from((worktree_id, path): (WorktreeId, P)) -> Self {
5617        Self {
5618            worktree_id,
5619            path: path.into(),
5620        }
5621    }
5622}
5623
5624/// ResolvedPath is a path that has been resolved to either a ProjectPath
5625/// or an AbsPath and that *exists*.
5626#[derive(Debug, Clone)]
5627pub enum ResolvedPath {
5628    ProjectPath {
5629        project_path: ProjectPath,
5630        is_dir: bool,
5631    },
5632    AbsPath {
5633        path: String,
5634        is_dir: bool,
5635    },
5636}
5637
5638impl ResolvedPath {
5639    pub fn abs_path(&self) -> Option<&str> {
5640        match self {
5641            Self::AbsPath { path, .. } => Some(path),
5642            _ => None,
5643        }
5644    }
5645
5646    pub fn into_abs_path(self) -> Option<String> {
5647        match self {
5648            Self::AbsPath { path, .. } => Some(path),
5649            _ => None,
5650        }
5651    }
5652
5653    pub fn project_path(&self) -> Option<&ProjectPath> {
5654        match self {
5655            Self::ProjectPath { project_path, .. } => Some(project_path),
5656            _ => None,
5657        }
5658    }
5659
5660    pub fn is_file(&self) -> bool {
5661        !self.is_dir()
5662    }
5663
5664    pub fn is_dir(&self) -> bool {
5665        match self {
5666            Self::ProjectPath { is_dir, .. } => *is_dir,
5667            Self::AbsPath { is_dir, .. } => *is_dir,
5668        }
5669    }
5670}
5671
5672impl ProjectItem for Buffer {
5673    fn try_open(
5674        project: &Entity<Project>,
5675        path: &ProjectPath,
5676        cx: &mut App,
5677    ) -> Option<Task<Result<Entity<Self>>>> {
5678        Some(project.update(cx, |project, cx| project.open_buffer(path.clone(), cx)))
5679    }
5680
5681    fn entry_id(&self, _cx: &App) -> Option<ProjectEntryId> {
5682        File::from_dyn(self.file()).and_then(|file| file.project_entry_id())
5683    }
5684
5685    fn project_path(&self, cx: &App) -> Option<ProjectPath> {
5686        let file = self.file()?;
5687
5688        (!matches!(file.disk_state(), DiskState::Historic { .. })).then(|| ProjectPath {
5689            worktree_id: file.worktree_id(cx),
5690            path: file.path().clone(),
5691        })
5692    }
5693
5694    fn is_dirty(&self) -> bool {
5695        self.is_dirty()
5696    }
5697}
5698
5699impl Completion {
5700    pub fn kind(&self) -> Option<CompletionItemKind> {
5701        self.source
5702            // `lsp::CompletionListItemDefaults` has no `kind` field
5703            .lsp_completion(false)
5704            .and_then(|lsp_completion| lsp_completion.kind)
5705    }
5706
5707    pub fn label(&self) -> Option<String> {
5708        self.source
5709            .lsp_completion(false)
5710            .map(|lsp_completion| lsp_completion.label.clone())
5711    }
5712
5713    /// A key that can be used to sort completions when displaying
5714    /// them to the user.
5715    pub fn sort_key(&self) -> (usize, &str) {
5716        const DEFAULT_KIND_KEY: usize = 4;
5717        let kind_key = self
5718            .kind()
5719            .and_then(|lsp_completion_kind| match lsp_completion_kind {
5720                lsp::CompletionItemKind::KEYWORD => Some(0),
5721                lsp::CompletionItemKind::VARIABLE => Some(1),
5722                lsp::CompletionItemKind::CONSTANT => Some(2),
5723                lsp::CompletionItemKind::PROPERTY => Some(3),
5724                _ => None,
5725            })
5726            .unwrap_or(DEFAULT_KIND_KEY);
5727        (kind_key, self.label.filter_text())
5728    }
5729
5730    /// Whether this completion is a snippet.
5731    pub fn is_snippet_kind(&self) -> bool {
5732        matches!(
5733            &self.source,
5734            CompletionSource::Lsp { lsp_completion, .. }
5735            if lsp_completion.kind == Some(CompletionItemKind::SNIPPET)
5736        )
5737    }
5738
5739    /// Whether this completion is a snippet or snippet-style LSP completion.
5740    pub fn is_snippet(&self) -> bool {
5741        self.source
5742            // `lsp::CompletionListItemDefaults` has `insert_text_format` field
5743            .lsp_completion(true)
5744            .is_some_and(|lsp_completion| {
5745                lsp_completion.insert_text_format == Some(lsp::InsertTextFormat::SNIPPET)
5746            })
5747    }
5748
5749    /// Returns the corresponding color for this completion.
5750    ///
5751    /// Will return `None` if this completion's kind is not [`CompletionItemKind::COLOR`].
5752    pub fn color(&self) -> Option<Hsla> {
5753        // `lsp::CompletionListItemDefaults` has no `kind` field
5754        let lsp_completion = self.source.lsp_completion(false)?;
5755        if lsp_completion.kind? == CompletionItemKind::COLOR {
5756            return color_extractor::extract_color(&lsp_completion);
5757        }
5758        None
5759    }
5760}
5761
5762fn proto_to_prompt(level: proto::language_server_prompt_request::Level) -> gpui::PromptLevel {
5763    match level {
5764        proto::language_server_prompt_request::Level::Info(_) => gpui::PromptLevel::Info,
5765        proto::language_server_prompt_request::Level::Warning(_) => gpui::PromptLevel::Warning,
5766        proto::language_server_prompt_request::Level::Critical(_) => gpui::PromptLevel::Critical,
5767    }
5768}
5769
5770fn provide_inline_values(
5771    captures: impl Iterator<Item = (Range<usize>, language::DebuggerTextObject)>,
5772    snapshot: &language::BufferSnapshot,
5773    max_row: usize,
5774) -> Vec<InlineValueLocation> {
5775    let mut variables = Vec::new();
5776    let mut variable_position = HashSet::default();
5777    let mut scopes = Vec::new();
5778
5779    let active_debug_line_offset = snapshot.point_to_offset(Point::new(max_row as u32, 0));
5780
5781    for (capture_range, capture_kind) in captures {
5782        match capture_kind {
5783            language::DebuggerTextObject::Variable => {
5784                let variable_name = snapshot
5785                    .text_for_range(capture_range.clone())
5786                    .collect::<String>();
5787                let point = snapshot.offset_to_point(capture_range.end);
5788
5789                while scopes
5790                    .last()
5791                    .is_some_and(|scope: &Range<_>| !scope.contains(&capture_range.start))
5792                {
5793                    scopes.pop();
5794                }
5795
5796                if point.row as usize > max_row {
5797                    break;
5798                }
5799
5800                let scope = if scopes
5801                    .last()
5802                    .is_none_or(|scope| !scope.contains(&active_debug_line_offset))
5803                {
5804                    VariableScope::Global
5805                } else {
5806                    VariableScope::Local
5807                };
5808
5809                if variable_position.insert(capture_range.end) {
5810                    variables.push(InlineValueLocation {
5811                        variable_name,
5812                        scope,
5813                        lookup: VariableLookupKind::Variable,
5814                        row: point.row as usize,
5815                        column: point.column as usize,
5816                    });
5817                }
5818            }
5819            language::DebuggerTextObject::Scope => {
5820                while scopes.last().map_or_else(
5821                    || false,
5822                    |scope: &Range<usize>| {
5823                        !(scope.contains(&capture_range.start)
5824                            && scope.contains(&capture_range.end))
5825                    },
5826                ) {
5827                    scopes.pop();
5828                }
5829                scopes.push(capture_range);
5830            }
5831        }
5832    }
5833
5834    variables
5835}
5836
5837#[cfg(test)]
5838mod disable_ai_settings_tests {
5839    use super::*;
5840    use gpui::TestAppContext;
5841    use settings::Settings;
5842
5843    #[gpui::test]
5844    async fn test_disable_ai_settings_security(cx: &mut TestAppContext) {
5845        cx.update(|cx| {
5846            settings::init(cx);
5847
5848            // Test 1: Default is false (AI enabled)
5849            assert!(
5850                !DisableAiSettings::get_global(cx).disable_ai,
5851                "Default should allow AI"
5852            );
5853        });
5854
5855        let disable_true = serde_json::json!({
5856            "disable_ai": true
5857        })
5858        .to_string();
5859        let disable_false = serde_json::json!({
5860            "disable_ai": false
5861        })
5862        .to_string();
5863
5864        cx.update_global::<SettingsStore, _>(|store, cx| {
5865            store.set_user_settings(&disable_false, cx).unwrap();
5866            store.set_global_settings(&disable_true, cx).unwrap();
5867        });
5868        cx.update(|cx| {
5869            assert!(
5870                DisableAiSettings::get_global(cx).disable_ai,
5871                "Local false cannot override global true"
5872            );
5873        });
5874
5875        cx.update_global::<SettingsStore, _>(|store, cx| {
5876            store.set_global_settings(&disable_false, cx).unwrap();
5877            store.set_user_settings(&disable_true, cx).unwrap();
5878        });
5879
5880        cx.update(|cx| {
5881            assert!(
5882                DisableAiSettings::get_global(cx).disable_ai,
5883                "Local false cannot override global true"
5884            );
5885        });
5886    }
5887}