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    DisconnectedFromRemote,
 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    ReplResult(usize),
 422}
 423
 424impl InlayId {
 425    pub fn id(&self) -> usize {
 426        match self {
 427            Self::EditPrediction(id) => *id,
 428            Self::DebuggerValue(id) => *id,
 429            Self::Hint(id) => *id,
 430            Self::Color(id) => *id,
 431            Self::ReplResult(id) => *id,
 432        }
 433    }
 434}
 435
 436#[derive(Debug, Clone, PartialEq, Eq)]
 437pub struct InlayHint {
 438    pub position: language::Anchor,
 439    pub label: InlayHintLabel,
 440    pub kind: Option<InlayHintKind>,
 441    pub padding_left: bool,
 442    pub padding_right: bool,
 443    pub tooltip: Option<InlayHintTooltip>,
 444    pub resolve_state: ResolveState,
 445}
 446
 447/// The user's intent behind a given completion confirmation
 448#[derive(PartialEq, Eq, Hash, Debug, Clone, Copy)]
 449pub enum CompletionIntent {
 450    /// The user intends to 'commit' this result, if possible
 451    /// completion confirmations should run side effects.
 452    ///
 453    /// For LSP completions, will respect the setting `completions.lsp_insert_mode`.
 454    Complete,
 455    /// Similar to [Self::Complete], but behaves like `lsp_insert_mode` is set to `insert`.
 456    CompleteWithInsert,
 457    /// Similar to [Self::Complete], but behaves like `lsp_insert_mode` is set to `replace`.
 458    CompleteWithReplace,
 459    /// The user intends to continue 'composing' this completion
 460    /// completion confirmations should not run side effects and
 461    /// let the user continue composing their action
 462    Compose,
 463}
 464
 465impl CompletionIntent {
 466    pub fn is_complete(&self) -> bool {
 467        self == &Self::Complete
 468    }
 469
 470    pub fn is_compose(&self) -> bool {
 471        self == &Self::Compose
 472    }
 473}
 474
 475/// Similar to `CoreCompletion`, but with extra metadata attached.
 476#[derive(Clone)]
 477pub struct Completion {
 478    /// The range of text that will be replaced by this completion.
 479    pub replace_range: Range<Anchor>,
 480    /// The new text that will be inserted.
 481    pub new_text: String,
 482    /// A label for this completion that is shown in the menu.
 483    pub label: CodeLabel,
 484    /// The documentation for this completion.
 485    pub documentation: Option<CompletionDocumentation>,
 486    /// Completion data source which it was constructed from.
 487    pub source: CompletionSource,
 488    /// A path to an icon for this completion that is shown in the menu.
 489    pub icon_path: Option<SharedString>,
 490    /// Text starting here and ending at the cursor will be used as the query for filtering this completion.
 491    ///
 492    /// If None, the start of the surrounding word is used.
 493    pub match_start: Option<text::Anchor>,
 494    /// Key used for de-duplicating snippets. If None, always considered unique.
 495    pub snippet_deduplication_key: Option<(usize, usize)>,
 496    /// Whether to adjust indentation (the default) or not.
 497    pub insert_text_mode: Option<InsertTextMode>,
 498    /// An optional callback to invoke when this completion is confirmed.
 499    /// Returns, whether new completions should be retriggered after the current one.
 500    /// If `true` is returned, the editor will show a new completion menu after this completion is confirmed.
 501    /// if no confirmation is provided or `false` is returned, the completion will be committed.
 502    pub confirm: Option<Arc<dyn Send + Sync + Fn(CompletionIntent, &mut Window, &mut App) -> bool>>,
 503}
 504
 505#[derive(Debug, Clone)]
 506pub enum CompletionSource {
 507    Lsp {
 508        /// The alternate `insert` range, if provided by the LSP server.
 509        insert_range: Option<Range<Anchor>>,
 510        /// The id of the language server that produced this completion.
 511        server_id: LanguageServerId,
 512        /// The raw completion provided by the language server.
 513        lsp_completion: Box<lsp::CompletionItem>,
 514        /// A set of defaults for this completion item.
 515        lsp_defaults: Option<Arc<lsp::CompletionListItemDefaults>>,
 516        /// Whether this completion has been resolved, to ensure it happens once per completion.
 517        resolved: bool,
 518    },
 519    Dap {
 520        /// The sort text for this completion.
 521        sort_text: String,
 522    },
 523    Custom,
 524    BufferWord {
 525        word_range: Range<Anchor>,
 526        resolved: bool,
 527    },
 528}
 529
 530impl CompletionSource {
 531    pub fn server_id(&self) -> Option<LanguageServerId> {
 532        if let CompletionSource::Lsp { server_id, .. } = self {
 533            Some(*server_id)
 534        } else {
 535            None
 536        }
 537    }
 538
 539    pub fn lsp_completion(&self, apply_defaults: bool) -> Option<Cow<'_, lsp::CompletionItem>> {
 540        if let Self::Lsp {
 541            lsp_completion,
 542            lsp_defaults,
 543            ..
 544        } = self
 545        {
 546            if apply_defaults && let Some(lsp_defaults) = lsp_defaults {
 547                let mut completion_with_defaults = *lsp_completion.clone();
 548                let default_commit_characters = lsp_defaults.commit_characters.as_ref();
 549                let default_edit_range = lsp_defaults.edit_range.as_ref();
 550                let default_insert_text_format = lsp_defaults.insert_text_format.as_ref();
 551                let default_insert_text_mode = lsp_defaults.insert_text_mode.as_ref();
 552
 553                if default_commit_characters.is_some()
 554                    || default_edit_range.is_some()
 555                    || default_insert_text_format.is_some()
 556                    || default_insert_text_mode.is_some()
 557                {
 558                    if completion_with_defaults.commit_characters.is_none()
 559                        && default_commit_characters.is_some()
 560                    {
 561                        completion_with_defaults.commit_characters =
 562                            default_commit_characters.cloned()
 563                    }
 564                    if completion_with_defaults.text_edit.is_none() {
 565                        match default_edit_range {
 566                            Some(lsp::CompletionListItemDefaultsEditRange::Range(range)) => {
 567                                completion_with_defaults.text_edit =
 568                                    Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
 569                                        range: *range,
 570                                        new_text: completion_with_defaults.label.clone(),
 571                                    }))
 572                            }
 573                            Some(lsp::CompletionListItemDefaultsEditRange::InsertAndReplace {
 574                                insert,
 575                                replace,
 576                            }) => {
 577                                completion_with_defaults.text_edit =
 578                                    Some(lsp::CompletionTextEdit::InsertAndReplace(
 579                                        lsp::InsertReplaceEdit {
 580                                            new_text: completion_with_defaults.label.clone(),
 581                                            insert: *insert,
 582                                            replace: *replace,
 583                                        },
 584                                    ))
 585                            }
 586                            None => {}
 587                        }
 588                    }
 589                    if completion_with_defaults.insert_text_format.is_none()
 590                        && default_insert_text_format.is_some()
 591                    {
 592                        completion_with_defaults.insert_text_format =
 593                            default_insert_text_format.cloned()
 594                    }
 595                    if completion_with_defaults.insert_text_mode.is_none()
 596                        && default_insert_text_mode.is_some()
 597                    {
 598                        completion_with_defaults.insert_text_mode =
 599                            default_insert_text_mode.cloned()
 600                    }
 601                }
 602                return Some(Cow::Owned(completion_with_defaults));
 603            }
 604            Some(Cow::Borrowed(lsp_completion))
 605        } else {
 606            None
 607        }
 608    }
 609}
 610
 611impl std::fmt::Debug for Completion {
 612    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 613        f.debug_struct("Completion")
 614            .field("replace_range", &self.replace_range)
 615            .field("new_text", &self.new_text)
 616            .field("label", &self.label)
 617            .field("documentation", &self.documentation)
 618            .field("source", &self.source)
 619            .finish()
 620    }
 621}
 622
 623/// Response from a source of completions.
 624pub struct CompletionResponse {
 625    pub completions: Vec<Completion>,
 626    pub display_options: CompletionDisplayOptions,
 627    /// When false, indicates that the list is complete and so does not need to be re-queried if it
 628    /// can be filtered instead.
 629    pub is_incomplete: bool,
 630}
 631
 632#[derive(Default)]
 633pub struct CompletionDisplayOptions {
 634    pub dynamic_width: bool,
 635}
 636
 637impl CompletionDisplayOptions {
 638    pub fn merge(&mut self, other: &CompletionDisplayOptions) {
 639        self.dynamic_width = self.dynamic_width && other.dynamic_width;
 640    }
 641}
 642
 643/// Response from language server completion request.
 644#[derive(Clone, Debug, Default)]
 645pub(crate) struct CoreCompletionResponse {
 646    pub completions: Vec<CoreCompletion>,
 647    /// When false, indicates that the list is complete and so does not need to be re-queried if it
 648    /// can be filtered instead.
 649    pub is_incomplete: bool,
 650}
 651
 652/// A generic completion that can come from different sources.
 653#[derive(Clone, Debug)]
 654pub(crate) struct CoreCompletion {
 655    replace_range: Range<Anchor>,
 656    new_text: String,
 657    source: CompletionSource,
 658}
 659
 660/// A code action provided by a language server.
 661#[derive(Clone, Debug, PartialEq)]
 662pub struct CodeAction {
 663    /// The id of the language server that produced this code action.
 664    pub server_id: LanguageServerId,
 665    /// The range of the buffer where this code action is applicable.
 666    pub range: Range<Anchor>,
 667    /// The raw code action provided by the language server.
 668    /// Can be either an action or a command.
 669    pub lsp_action: LspAction,
 670    /// Whether the action needs to be resolved using the language server.
 671    pub resolved: bool,
 672}
 673
 674/// An action sent back by a language server.
 675#[derive(Clone, Debug, PartialEq)]
 676pub enum LspAction {
 677    /// An action with the full data, may have a command or may not.
 678    /// May require resolving.
 679    Action(Box<lsp::CodeAction>),
 680    /// A command data to run as an action.
 681    Command(lsp::Command),
 682    /// A code lens data to run as an action.
 683    CodeLens(lsp::CodeLens),
 684}
 685
 686impl LspAction {
 687    pub fn title(&self) -> &str {
 688        match self {
 689            Self::Action(action) => &action.title,
 690            Self::Command(command) => &command.title,
 691            Self::CodeLens(lens) => lens
 692                .command
 693                .as_ref()
 694                .map(|command| command.title.as_str())
 695                .unwrap_or("Unknown command"),
 696        }
 697    }
 698
 699    fn action_kind(&self) -> Option<lsp::CodeActionKind> {
 700        match self {
 701            Self::Action(action) => action.kind.clone(),
 702            Self::Command(_) => Some(lsp::CodeActionKind::new("command")),
 703            Self::CodeLens(_) => Some(lsp::CodeActionKind::new("code lens")),
 704        }
 705    }
 706
 707    fn edit(&self) -> Option<&lsp::WorkspaceEdit> {
 708        match self {
 709            Self::Action(action) => action.edit.as_ref(),
 710            Self::Command(_) => None,
 711            Self::CodeLens(_) => None,
 712        }
 713    }
 714
 715    fn command(&self) -> Option<&lsp::Command> {
 716        match self {
 717            Self::Action(action) => action.command.as_ref(),
 718            Self::Command(command) => Some(command),
 719            Self::CodeLens(lens) => lens.command.as_ref(),
 720        }
 721    }
 722}
 723
 724#[derive(Debug, Clone, PartialEq, Eq)]
 725pub enum ResolveState {
 726    Resolved,
 727    CanResolve(LanguageServerId, Option<lsp::LSPAny>),
 728    Resolving,
 729}
 730impl InlayHint {
 731    pub fn text(&self) -> Rope {
 732        match &self.label {
 733            InlayHintLabel::String(s) => Rope::from(s),
 734            InlayHintLabel::LabelParts(parts) => parts.iter().map(|part| &*part.value).collect(),
 735        }
 736    }
 737}
 738
 739#[derive(Debug, Clone, PartialEq, Eq)]
 740pub enum InlayHintLabel {
 741    String(String),
 742    LabelParts(Vec<InlayHintLabelPart>),
 743}
 744
 745#[derive(Debug, Clone, PartialEq, Eq)]
 746pub struct InlayHintLabelPart {
 747    pub value: String,
 748    pub tooltip: Option<InlayHintLabelPartTooltip>,
 749    pub location: Option<(LanguageServerId, lsp::Location)>,
 750}
 751
 752#[derive(Debug, Clone, PartialEq, Eq)]
 753pub enum InlayHintTooltip {
 754    String(String),
 755    MarkupContent(MarkupContent),
 756}
 757
 758#[derive(Debug, Clone, PartialEq, Eq)]
 759pub enum InlayHintLabelPartTooltip {
 760    String(String),
 761    MarkupContent(MarkupContent),
 762}
 763
 764#[derive(Debug, Clone, PartialEq, Eq)]
 765pub struct MarkupContent {
 766    pub kind: HoverBlockKind,
 767    pub value: String,
 768}
 769
 770#[derive(Debug, Clone, PartialEq)]
 771pub struct LocationLink {
 772    pub origin: Option<Location>,
 773    pub target: Location,
 774}
 775
 776#[derive(Debug)]
 777pub struct DocumentHighlight {
 778    pub range: Range<language::Anchor>,
 779    pub kind: DocumentHighlightKind,
 780}
 781
 782#[derive(Clone, Debug)]
 783pub struct Symbol {
 784    pub language_server_name: LanguageServerName,
 785    pub source_worktree_id: WorktreeId,
 786    pub source_language_server_id: LanguageServerId,
 787    pub path: SymbolLocation,
 788    pub label: CodeLabel,
 789    pub name: String,
 790    pub kind: lsp::SymbolKind,
 791    pub range: Range<Unclipped<PointUtf16>>,
 792}
 793
 794#[derive(Clone, Debug)]
 795pub struct DocumentSymbol {
 796    pub name: String,
 797    pub kind: lsp::SymbolKind,
 798    pub range: Range<Unclipped<PointUtf16>>,
 799    pub selection_range: Range<Unclipped<PointUtf16>>,
 800    pub children: Vec<DocumentSymbol>,
 801}
 802
 803#[derive(Clone, Debug, PartialEq)]
 804pub struct HoverBlock {
 805    pub text: String,
 806    pub kind: HoverBlockKind,
 807}
 808
 809#[derive(Clone, Debug, PartialEq, Eq)]
 810pub enum HoverBlockKind {
 811    PlainText,
 812    Markdown,
 813    Code { language: String },
 814}
 815
 816#[derive(Debug, Clone)]
 817pub struct Hover {
 818    pub contents: Vec<HoverBlock>,
 819    pub range: Option<Range<language::Anchor>>,
 820    pub language: Option<Arc<Language>>,
 821}
 822
 823impl Hover {
 824    pub fn is_empty(&self) -> bool {
 825        self.contents.iter().all(|block| block.text.is_empty())
 826    }
 827}
 828
 829enum EntitySubscription {
 830    Project(PendingEntitySubscription<Project>),
 831    BufferStore(PendingEntitySubscription<BufferStore>),
 832    GitStore(PendingEntitySubscription<GitStore>),
 833    WorktreeStore(PendingEntitySubscription<WorktreeStore>),
 834    LspStore(PendingEntitySubscription<LspStore>),
 835    SettingsObserver(PendingEntitySubscription<SettingsObserver>),
 836    DapStore(PendingEntitySubscription<DapStore>),
 837    BreakpointStore(PendingEntitySubscription<BreakpointStore>),
 838}
 839
 840#[derive(Debug, Clone)]
 841pub struct DirectoryItem {
 842    pub path: PathBuf,
 843    pub is_dir: bool,
 844}
 845
 846#[derive(Clone, Debug, PartialEq)]
 847pub struct DocumentColor {
 848    pub lsp_range: lsp::Range,
 849    pub color: lsp::Color,
 850    pub resolved: bool,
 851    pub color_presentations: Vec<ColorPresentation>,
 852}
 853
 854impl Eq for DocumentColor {}
 855
 856impl std::hash::Hash for DocumentColor {
 857    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
 858        self.lsp_range.hash(state);
 859        self.color.red.to_bits().hash(state);
 860        self.color.green.to_bits().hash(state);
 861        self.color.blue.to_bits().hash(state);
 862        self.color.alpha.to_bits().hash(state);
 863        self.resolved.hash(state);
 864        self.color_presentations.hash(state);
 865    }
 866}
 867
 868#[derive(Clone, Debug, PartialEq, Eq)]
 869pub struct ColorPresentation {
 870    pub label: SharedString,
 871    pub text_edit: Option<lsp::TextEdit>,
 872    pub additional_text_edits: Vec<lsp::TextEdit>,
 873}
 874
 875impl std::hash::Hash for ColorPresentation {
 876    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
 877        self.label.hash(state);
 878        if let Some(ref edit) = self.text_edit {
 879            edit.range.hash(state);
 880            edit.new_text.hash(state);
 881        }
 882        self.additional_text_edits.len().hash(state);
 883        for edit in &self.additional_text_edits {
 884            edit.range.hash(state);
 885            edit.new_text.hash(state);
 886        }
 887    }
 888}
 889
 890#[derive(Clone)]
 891pub enum DirectoryLister {
 892    Project(Entity<Project>),
 893    Local(Entity<Project>, Arc<dyn Fs>),
 894}
 895
 896impl std::fmt::Debug for DirectoryLister {
 897    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 898        match self {
 899            DirectoryLister::Project(project) => {
 900                write!(f, "DirectoryLister::Project({project:?})")
 901            }
 902            DirectoryLister::Local(project, _) => {
 903                write!(f, "DirectoryLister::Local({project:?})")
 904            }
 905        }
 906    }
 907}
 908
 909impl DirectoryLister {
 910    pub fn is_local(&self, cx: &App) -> bool {
 911        match self {
 912            DirectoryLister::Local(..) => true,
 913            DirectoryLister::Project(project) => project.read(cx).is_local(),
 914        }
 915    }
 916
 917    pub fn resolve_tilde<'a>(&self, path: &'a String, cx: &App) -> Cow<'a, str> {
 918        if self.is_local(cx) {
 919            shellexpand::tilde(path)
 920        } else {
 921            Cow::from(path)
 922        }
 923    }
 924
 925    pub fn default_query(&self, cx: &mut App) -> String {
 926        let project = match self {
 927            DirectoryLister::Project(project) => project,
 928            DirectoryLister::Local(project, _) => project,
 929        }
 930        .read(cx);
 931        let path_style = project.path_style(cx);
 932        project
 933            .visible_worktrees(cx)
 934            .next()
 935            .map(|worktree| worktree.read(cx).abs_path().to_string_lossy().into_owned())
 936            .or_else(|| std::env::home_dir().map(|dir| dir.to_string_lossy().into_owned()))
 937            .map(|mut s| {
 938                s.push_str(path_style.primary_separator());
 939                s
 940            })
 941            .unwrap_or_else(|| {
 942                if path_style.is_windows() {
 943                    "C:\\"
 944                } else {
 945                    "~/"
 946                }
 947                .to_string()
 948            })
 949    }
 950
 951    pub fn list_directory(&self, path: String, cx: &mut App) -> Task<Result<Vec<DirectoryItem>>> {
 952        match self {
 953            DirectoryLister::Project(project) => {
 954                project.update(cx, |project, cx| project.list_directory(path, cx))
 955            }
 956            DirectoryLister::Local(_, fs) => {
 957                let fs = fs.clone();
 958                cx.background_spawn(async move {
 959                    let mut results = vec![];
 960                    let expanded = shellexpand::tilde(&path);
 961                    let query = Path::new(expanded.as_ref());
 962                    let mut response = fs.read_dir(query).await?;
 963                    while let Some(path) = response.next().await {
 964                        let path = path?;
 965                        if let Some(file_name) = path.file_name() {
 966                            results.push(DirectoryItem {
 967                                path: PathBuf::from(file_name.to_os_string()),
 968                                is_dir: fs.is_dir(&path).await,
 969                            });
 970                        }
 971                    }
 972                    Ok(results)
 973                })
 974            }
 975        }
 976    }
 977
 978    pub fn path_style(&self, cx: &App) -> PathStyle {
 979        match self {
 980            Self::Local(project, ..) | Self::Project(project, ..) => {
 981                project.read(cx).path_style(cx)
 982            }
 983        }
 984    }
 985}
 986
 987#[cfg(any(test, feature = "test-support"))]
 988pub const DEFAULT_COMPLETION_CONTEXT: CompletionContext = CompletionContext {
 989    trigger_kind: lsp::CompletionTriggerKind::INVOKED,
 990    trigger_character: None,
 991};
 992
 993/// An LSP diagnostics associated with a certain language server.
 994#[derive(Clone, Debug, Default)]
 995pub enum LspPullDiagnostics {
 996    #[default]
 997    Default,
 998    Response {
 999        /// The id of the language server that produced diagnostics.
1000        server_id: LanguageServerId,
1001        /// URI of the resource,
1002        uri: lsp::Uri,
1003        /// The ID provided by the dynamic registration that produced diagnostics.
1004        registration_id: Option<SharedString>,
1005        /// The diagnostics produced by this language server.
1006        diagnostics: PulledDiagnostics,
1007    },
1008}
1009
1010#[derive(Clone, Debug)]
1011pub enum PulledDiagnostics {
1012    Unchanged {
1013        /// An ID the current pulled batch for this file.
1014        /// If given, can be used to query workspace diagnostics partially.
1015        result_id: SharedString,
1016    },
1017    Changed {
1018        result_id: Option<SharedString>,
1019        diagnostics: Vec<lsp::Diagnostic>,
1020    },
1021}
1022
1023/// Whether to disable all AI features in Zed.
1024///
1025/// Default: false
1026#[derive(Copy, Clone, Debug, RegisterSetting)]
1027pub struct DisableAiSettings {
1028    pub disable_ai: bool,
1029}
1030
1031impl settings::Settings for DisableAiSettings {
1032    fn from_settings(content: &settings::SettingsContent) -> Self {
1033        Self {
1034            disable_ai: content.disable_ai.unwrap().0,
1035        }
1036    }
1037}
1038
1039impl Project {
1040    pub fn init(client: &Arc<Client>, cx: &mut App) {
1041        connection_manager::init(client.clone(), cx);
1042
1043        let client: AnyProtoClient = client.clone().into();
1044        client.add_entity_message_handler(Self::handle_add_collaborator);
1045        client.add_entity_message_handler(Self::handle_update_project_collaborator);
1046        client.add_entity_message_handler(Self::handle_remove_collaborator);
1047        client.add_entity_message_handler(Self::handle_update_project);
1048        client.add_entity_message_handler(Self::handle_unshare_project);
1049        client.add_entity_request_handler(Self::handle_update_buffer);
1050        client.add_entity_message_handler(Self::handle_update_worktree);
1051        client.add_entity_request_handler(Self::handle_synchronize_buffers);
1052
1053        client.add_entity_request_handler(Self::handle_search_candidate_buffers);
1054        client.add_entity_request_handler(Self::handle_open_buffer_by_id);
1055        client.add_entity_request_handler(Self::handle_open_buffer_by_path);
1056        client.add_entity_request_handler(Self::handle_open_new_buffer);
1057        client.add_entity_message_handler(Self::handle_create_buffer_for_peer);
1058        client.add_entity_message_handler(Self::handle_toggle_lsp_logs);
1059        client.add_entity_message_handler(Self::handle_create_image_for_peer);
1060
1061        WorktreeStore::init(&client);
1062        BufferStore::init(&client);
1063        LspStore::init(&client);
1064        GitStore::init(&client);
1065        SettingsObserver::init(&client);
1066        TaskStore::init(Some(&client));
1067        ToolchainStore::init(&client);
1068        DapStore::init(&client, cx);
1069        BreakpointStore::init(&client);
1070        context_server_store::init(cx);
1071    }
1072
1073    pub fn local(
1074        client: Arc<Client>,
1075        node: NodeRuntime,
1076        user_store: Entity<UserStore>,
1077        languages: Arc<LanguageRegistry>,
1078        fs: Arc<dyn Fs>,
1079        env: Option<HashMap<String, String>>,
1080        init_worktree_trust: bool,
1081        cx: &mut App,
1082    ) -> Entity<Self> {
1083        cx.new(|cx: &mut Context<Self>| {
1084            let (tx, rx) = mpsc::unbounded();
1085            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1086                .detach();
1087            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1088            let worktree_store = cx.new(|_| WorktreeStore::local(false, fs.clone()));
1089            if init_worktree_trust {
1090                trusted_worktrees::track_worktree_trust(
1091                    worktree_store.clone(),
1092                    None,
1093                    None,
1094                    None,
1095                    cx,
1096                );
1097            }
1098            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1099                .detach();
1100
1101            let weak_self = cx.weak_entity();
1102            let context_server_store =
1103                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self.clone(), cx));
1104
1105            let environment = cx.new(|cx| {
1106                ProjectEnvironment::new(env, worktree_store.downgrade(), None, false, cx)
1107            });
1108            let manifest_tree = ManifestTree::new(worktree_store.clone(), cx);
1109            let toolchain_store = cx.new(|cx| {
1110                ToolchainStore::local(
1111                    languages.clone(),
1112                    worktree_store.clone(),
1113                    environment.clone(),
1114                    manifest_tree.clone(),
1115                    fs.clone(),
1116                    cx,
1117                )
1118            });
1119
1120            let buffer_store = cx.new(|cx| BufferStore::local(worktree_store.clone(), cx));
1121            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1122                .detach();
1123
1124            let breakpoint_store =
1125                cx.new(|_| BreakpointStore::local(worktree_store.clone(), buffer_store.clone()));
1126
1127            let dap_store = cx.new(|cx| {
1128                DapStore::new_local(
1129                    client.http_client(),
1130                    node.clone(),
1131                    fs.clone(),
1132                    environment.clone(),
1133                    toolchain_store.read(cx).as_language_toolchain_store(),
1134                    worktree_store.clone(),
1135                    breakpoint_store.clone(),
1136                    false,
1137                    cx,
1138                )
1139            });
1140            cx.subscribe(&dap_store, Self::on_dap_store_event).detach();
1141
1142            let image_store = cx.new(|cx| ImageStore::local(worktree_store.clone(), cx));
1143            cx.subscribe(&image_store, Self::on_image_store_event)
1144                .detach();
1145
1146            let prettier_store = cx.new(|cx| {
1147                PrettierStore::new(
1148                    node.clone(),
1149                    fs.clone(),
1150                    languages.clone(),
1151                    worktree_store.clone(),
1152                    cx,
1153                )
1154            });
1155
1156            let task_store = cx.new(|cx| {
1157                TaskStore::local(
1158                    buffer_store.downgrade(),
1159                    worktree_store.clone(),
1160                    toolchain_store.read(cx).as_language_toolchain_store(),
1161                    environment.clone(),
1162                    cx,
1163                )
1164            });
1165
1166            let settings_observer = cx.new(|cx| {
1167                SettingsObserver::new_local(
1168                    fs.clone(),
1169                    worktree_store.clone(),
1170                    task_store.clone(),
1171                    cx,
1172                )
1173            });
1174            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1175                .detach();
1176
1177            let lsp_store = cx.new(|cx| {
1178                LspStore::new_local(
1179                    buffer_store.clone(),
1180                    worktree_store.clone(),
1181                    prettier_store.clone(),
1182                    toolchain_store
1183                        .read(cx)
1184                        .as_local_store()
1185                        .expect("Toolchain store to be local")
1186                        .clone(),
1187                    environment.clone(),
1188                    manifest_tree,
1189                    languages.clone(),
1190                    client.http_client(),
1191                    fs.clone(),
1192                    cx,
1193                )
1194            });
1195
1196            let git_store = cx.new(|cx| {
1197                GitStore::local(
1198                    &worktree_store,
1199                    buffer_store.clone(),
1200                    environment.clone(),
1201                    fs.clone(),
1202                    cx,
1203                )
1204            });
1205
1206            let agent_server_store = cx.new(|cx| {
1207                AgentServerStore::local(
1208                    node.clone(),
1209                    fs.clone(),
1210                    environment.clone(),
1211                    client.http_client(),
1212                    cx,
1213                )
1214            });
1215
1216            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1217
1218            Self {
1219                buffer_ordered_messages_tx: tx,
1220                collaborators: Default::default(),
1221                worktree_store,
1222                buffer_store,
1223                image_store,
1224                lsp_store,
1225                context_server_store,
1226                join_project_response_message_id: 0,
1227                client_state: ProjectClientState::Local,
1228                git_store,
1229                client_subscriptions: Vec::new(),
1230                _subscriptions: vec![cx.on_release(Self::release)],
1231                active_entry: None,
1232                snippets,
1233                languages,
1234                collab_client: client,
1235                task_store,
1236                user_store,
1237                settings_observer,
1238                fs,
1239                remote_client: None,
1240                breakpoint_store,
1241                dap_store,
1242                agent_server_store,
1243
1244                buffers_needing_diff: Default::default(),
1245                git_diff_debouncer: DebouncedDelay::new(),
1246                terminals: Terminals {
1247                    local_handles: Vec::new(),
1248                },
1249                node: Some(node),
1250                search_history: Self::new_search_history(),
1251                environment,
1252                remotely_created_models: Default::default(),
1253
1254                search_included_history: Self::new_search_history(),
1255                search_excluded_history: Self::new_search_history(),
1256
1257                toolchain_store: Some(toolchain_store),
1258
1259                agent_location: None,
1260            }
1261        })
1262    }
1263
1264    pub fn remote(
1265        remote: Entity<RemoteClient>,
1266        client: Arc<Client>,
1267        node: NodeRuntime,
1268        user_store: Entity<UserStore>,
1269        languages: Arc<LanguageRegistry>,
1270        fs: Arc<dyn Fs>,
1271        init_worktree_trust: bool,
1272        cx: &mut App,
1273    ) -> Entity<Self> {
1274        cx.new(|cx: &mut Context<Self>| {
1275            let (tx, rx) = mpsc::unbounded();
1276            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1277                .detach();
1278            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1279
1280            let (remote_proto, path_style, connection_options) =
1281                remote.read_with(cx, |remote, _| {
1282                    (
1283                        remote.proto_client(),
1284                        remote.path_style(),
1285                        remote.connection_options(),
1286                    )
1287                });
1288            let worktree_store = cx.new(|_| {
1289                WorktreeStore::remote(
1290                    false,
1291                    remote_proto.clone(),
1292                    REMOTE_SERVER_PROJECT_ID,
1293                    path_style,
1294                )
1295            });
1296
1297            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1298                .detach();
1299            if init_worktree_trust {
1300                trusted_worktrees::track_worktree_trust(
1301                    worktree_store.clone(),
1302                    Some(RemoteHostLocation::from(connection_options)),
1303                    None,
1304                    Some((remote_proto.clone(), ProjectId(REMOTE_SERVER_PROJECT_ID))),
1305                    cx,
1306                );
1307            }
1308
1309            let weak_self = cx.weak_entity();
1310            let context_server_store =
1311                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self.clone(), cx));
1312
1313            let buffer_store = cx.new(|cx| {
1314                BufferStore::remote(
1315                    worktree_store.clone(),
1316                    remote.read(cx).proto_client(),
1317                    REMOTE_SERVER_PROJECT_ID,
1318                    cx,
1319                )
1320            });
1321            let image_store = cx.new(|cx| {
1322                ImageStore::remote(
1323                    worktree_store.clone(),
1324                    remote.read(cx).proto_client(),
1325                    REMOTE_SERVER_PROJECT_ID,
1326                    cx,
1327                )
1328            });
1329            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1330                .detach();
1331            let toolchain_store = cx.new(|cx| {
1332                ToolchainStore::remote(
1333                    REMOTE_SERVER_PROJECT_ID,
1334                    worktree_store.clone(),
1335                    remote.read(cx).proto_client(),
1336                    cx,
1337                )
1338            });
1339            let task_store = cx.new(|cx| {
1340                TaskStore::remote(
1341                    buffer_store.downgrade(),
1342                    worktree_store.clone(),
1343                    toolchain_store.read(cx).as_language_toolchain_store(),
1344                    remote.read(cx).proto_client(),
1345                    REMOTE_SERVER_PROJECT_ID,
1346                    cx,
1347                )
1348            });
1349
1350            let settings_observer = cx.new(|cx| {
1351                SettingsObserver::new_remote(
1352                    fs.clone(),
1353                    worktree_store.clone(),
1354                    task_store.clone(),
1355                    Some(remote_proto.clone()),
1356                    false,
1357                    cx,
1358                )
1359            });
1360            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1361                .detach();
1362
1363            let environment = cx.new(|cx| {
1364                ProjectEnvironment::new(
1365                    None,
1366                    worktree_store.downgrade(),
1367                    Some(remote.downgrade()),
1368                    false,
1369                    cx,
1370                )
1371            });
1372
1373            let lsp_store = cx.new(|cx| {
1374                LspStore::new_remote(
1375                    buffer_store.clone(),
1376                    worktree_store.clone(),
1377                    languages.clone(),
1378                    remote_proto.clone(),
1379                    REMOTE_SERVER_PROJECT_ID,
1380                    cx,
1381                )
1382            });
1383            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1384
1385            let breakpoint_store = cx.new(|_| {
1386                BreakpointStore::remote(
1387                    REMOTE_SERVER_PROJECT_ID,
1388                    remote_proto.clone(),
1389                    buffer_store.clone(),
1390                    worktree_store.clone(),
1391                )
1392            });
1393
1394            let dap_store = cx.new(|cx| {
1395                DapStore::new_remote(
1396                    REMOTE_SERVER_PROJECT_ID,
1397                    remote.clone(),
1398                    breakpoint_store.clone(),
1399                    worktree_store.clone(),
1400                    node.clone(),
1401                    client.http_client(),
1402                    fs.clone(),
1403                    cx,
1404                )
1405            });
1406
1407            let git_store = cx.new(|cx| {
1408                GitStore::remote(
1409                    &worktree_store,
1410                    buffer_store.clone(),
1411                    remote_proto.clone(),
1412                    REMOTE_SERVER_PROJECT_ID,
1413                    cx,
1414                )
1415            });
1416
1417            let agent_server_store =
1418                cx.new(|_| AgentServerStore::remote(REMOTE_SERVER_PROJECT_ID, remote.clone()));
1419
1420            cx.subscribe(&remote, Self::on_remote_client_event).detach();
1421
1422            let this = Self {
1423                buffer_ordered_messages_tx: tx,
1424                collaborators: Default::default(),
1425                worktree_store,
1426                buffer_store,
1427                image_store,
1428                lsp_store,
1429                context_server_store,
1430                breakpoint_store,
1431                dap_store,
1432                join_project_response_message_id: 0,
1433                client_state: ProjectClientState::Local,
1434                git_store,
1435                agent_server_store,
1436                client_subscriptions: Vec::new(),
1437                _subscriptions: vec![
1438                    cx.on_release(Self::release),
1439                    cx.on_app_quit(|this, cx| {
1440                        let shutdown = this.remote_client.take().and_then(|client| {
1441                            client.update(cx, |client, cx| {
1442                                client.shutdown_processes(
1443                                    Some(proto::ShutdownRemoteServer {}),
1444                                    cx.background_executor().clone(),
1445                                )
1446                            })
1447                        });
1448
1449                        cx.background_executor().spawn(async move {
1450                            if let Some(shutdown) = shutdown {
1451                                shutdown.await;
1452                            }
1453                        })
1454                    }),
1455                ],
1456                active_entry: None,
1457                snippets,
1458                languages,
1459                collab_client: client,
1460                task_store,
1461                user_store,
1462                settings_observer,
1463                fs,
1464                remote_client: Some(remote.clone()),
1465                buffers_needing_diff: Default::default(),
1466                git_diff_debouncer: DebouncedDelay::new(),
1467                terminals: Terminals {
1468                    local_handles: Vec::new(),
1469                },
1470                node: Some(node),
1471                search_history: Self::new_search_history(),
1472                environment,
1473                remotely_created_models: Default::default(),
1474
1475                search_included_history: Self::new_search_history(),
1476                search_excluded_history: Self::new_search_history(),
1477
1478                toolchain_store: Some(toolchain_store),
1479                agent_location: None,
1480            };
1481
1482            // remote server -> local machine handlers
1483            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &cx.entity());
1484            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.buffer_store);
1485            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.worktree_store);
1486            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.lsp_store);
1487            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.dap_store);
1488            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.breakpoint_store);
1489            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.settings_observer);
1490            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.git_store);
1491            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.agent_server_store);
1492
1493            remote_proto.add_entity_message_handler(Self::handle_create_buffer_for_peer);
1494            remote_proto.add_entity_message_handler(Self::handle_create_image_for_peer);
1495            remote_proto.add_entity_message_handler(Self::handle_update_worktree);
1496            remote_proto.add_entity_message_handler(Self::handle_update_project);
1497            remote_proto.add_entity_message_handler(Self::handle_toast);
1498            remote_proto.add_entity_request_handler(Self::handle_language_server_prompt_request);
1499            remote_proto.add_entity_message_handler(Self::handle_hide_toast);
1500            remote_proto.add_entity_request_handler(Self::handle_update_buffer_from_remote_server);
1501            remote_proto.add_entity_request_handler(Self::handle_trust_worktrees);
1502            remote_proto.add_entity_request_handler(Self::handle_restrict_worktrees);
1503
1504            BufferStore::init(&remote_proto);
1505            LspStore::init(&remote_proto);
1506            SettingsObserver::init(&remote_proto);
1507            TaskStore::init(Some(&remote_proto));
1508            ToolchainStore::init(&remote_proto);
1509            DapStore::init(&remote_proto, cx);
1510            BreakpointStore::init(&remote_proto);
1511            GitStore::init(&remote_proto);
1512            AgentServerStore::init_remote(&remote_proto);
1513
1514            this
1515        })
1516    }
1517
1518    pub async fn in_room(
1519        remote_id: u64,
1520        client: Arc<Client>,
1521        user_store: Entity<UserStore>,
1522        languages: Arc<LanguageRegistry>,
1523        fs: Arc<dyn Fs>,
1524        cx: AsyncApp,
1525    ) -> Result<Entity<Self>> {
1526        client.connect(true, &cx).await.into_response()?;
1527
1528        let subscriptions = [
1529            EntitySubscription::Project(client.subscribe_to_entity::<Self>(remote_id)?),
1530            EntitySubscription::BufferStore(client.subscribe_to_entity::<BufferStore>(remote_id)?),
1531            EntitySubscription::GitStore(client.subscribe_to_entity::<GitStore>(remote_id)?),
1532            EntitySubscription::WorktreeStore(
1533                client.subscribe_to_entity::<WorktreeStore>(remote_id)?,
1534            ),
1535            EntitySubscription::LspStore(client.subscribe_to_entity::<LspStore>(remote_id)?),
1536            EntitySubscription::SettingsObserver(
1537                client.subscribe_to_entity::<SettingsObserver>(remote_id)?,
1538            ),
1539            EntitySubscription::DapStore(client.subscribe_to_entity::<DapStore>(remote_id)?),
1540            EntitySubscription::BreakpointStore(
1541                client.subscribe_to_entity::<BreakpointStore>(remote_id)?,
1542            ),
1543        ];
1544        let committer = get_git_committer(&cx).await;
1545        let response = client
1546            .request_envelope(proto::JoinProject {
1547                project_id: remote_id,
1548                committer_email: committer.email,
1549                committer_name: committer.name,
1550            })
1551            .await?;
1552        Self::from_join_project_response(
1553            response,
1554            subscriptions,
1555            client,
1556            false,
1557            user_store,
1558            languages,
1559            fs,
1560            cx,
1561        )
1562        .await
1563    }
1564
1565    async fn from_join_project_response(
1566        response: TypedEnvelope<proto::JoinProjectResponse>,
1567        subscriptions: [EntitySubscription; 8],
1568        client: Arc<Client>,
1569        run_tasks: bool,
1570        user_store: Entity<UserStore>,
1571        languages: Arc<LanguageRegistry>,
1572        fs: Arc<dyn Fs>,
1573        mut cx: AsyncApp,
1574    ) -> Result<Entity<Self>> {
1575        let remote_id = response.payload.project_id;
1576        let role = response.payload.role();
1577
1578        let path_style = if response.payload.windows_paths {
1579            PathStyle::Windows
1580        } else {
1581            PathStyle::Posix
1582        };
1583
1584        let worktree_store = cx.new(|_| {
1585            WorktreeStore::remote(
1586                true,
1587                client.clone().into(),
1588                response.payload.project_id,
1589                path_style,
1590            )
1591        })?;
1592        let buffer_store = cx.new(|cx| {
1593            BufferStore::remote(worktree_store.clone(), client.clone().into(), remote_id, cx)
1594        })?;
1595        let image_store = cx.new(|cx| {
1596            ImageStore::remote(worktree_store.clone(), client.clone().into(), remote_id, cx)
1597        })?;
1598
1599        let environment =
1600            cx.new(|cx| ProjectEnvironment::new(None, worktree_store.downgrade(), None, true, cx))?;
1601        let breakpoint_store = cx.new(|_| {
1602            BreakpointStore::remote(
1603                remote_id,
1604                client.clone().into(),
1605                buffer_store.clone(),
1606                worktree_store.clone(),
1607            )
1608        })?;
1609        let dap_store = cx.new(|cx| {
1610            DapStore::new_collab(
1611                remote_id,
1612                client.clone().into(),
1613                breakpoint_store.clone(),
1614                worktree_store.clone(),
1615                fs.clone(),
1616                cx,
1617            )
1618        })?;
1619
1620        let lsp_store = cx.new(|cx| {
1621            LspStore::new_remote(
1622                buffer_store.clone(),
1623                worktree_store.clone(),
1624                languages.clone(),
1625                client.clone().into(),
1626                remote_id,
1627                cx,
1628            )
1629        })?;
1630
1631        let task_store = cx.new(|cx| {
1632            if run_tasks {
1633                TaskStore::remote(
1634                    buffer_store.downgrade(),
1635                    worktree_store.clone(),
1636                    Arc::new(EmptyToolchainStore),
1637                    client.clone().into(),
1638                    remote_id,
1639                    cx,
1640                )
1641            } else {
1642                TaskStore::Noop
1643            }
1644        })?;
1645
1646        let settings_observer = cx.new(|cx| {
1647            SettingsObserver::new_remote(
1648                fs.clone(),
1649                worktree_store.clone(),
1650                task_store.clone(),
1651                None,
1652                true,
1653                cx,
1654            )
1655        })?;
1656
1657        let git_store = cx.new(|cx| {
1658            GitStore::remote(
1659                // In this remote case we pass None for the environment
1660                &worktree_store,
1661                buffer_store.clone(),
1662                client.clone().into(),
1663                remote_id,
1664                cx,
1665            )
1666        })?;
1667
1668        let agent_server_store = cx.new(|cx| AgentServerStore::collab(cx))?;
1669        let replica_id = ReplicaId::new(response.payload.replica_id as u16);
1670
1671        let project = cx.new(|cx| {
1672            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1673
1674            let weak_self = cx.weak_entity();
1675            let context_server_store =
1676                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self, cx));
1677
1678            let mut worktrees = Vec::new();
1679            for worktree in response.payload.worktrees {
1680                let worktree = Worktree::remote(
1681                    remote_id,
1682                    replica_id,
1683                    worktree,
1684                    client.clone().into(),
1685                    path_style,
1686                    cx,
1687                );
1688                worktrees.push(worktree);
1689            }
1690
1691            let (tx, rx) = mpsc::unbounded();
1692            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1693                .detach();
1694
1695            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1696                .detach();
1697
1698            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1699                .detach();
1700            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1701            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1702                .detach();
1703
1704            cx.subscribe(&dap_store, Self::on_dap_store_event).detach();
1705
1706            let mut project = Self {
1707                buffer_ordered_messages_tx: tx,
1708                buffer_store: buffer_store.clone(),
1709                image_store,
1710                worktree_store: worktree_store.clone(),
1711                lsp_store: lsp_store.clone(),
1712                context_server_store,
1713                active_entry: None,
1714                collaborators: Default::default(),
1715                join_project_response_message_id: response.message_id,
1716                languages,
1717                user_store: user_store.clone(),
1718                task_store,
1719                snippets,
1720                fs,
1721                remote_client: None,
1722                settings_observer: settings_observer.clone(),
1723                client_subscriptions: Default::default(),
1724                _subscriptions: vec![cx.on_release(Self::release)],
1725                collab_client: client.clone(),
1726                client_state: ProjectClientState::Remote {
1727                    sharing_has_stopped: false,
1728                    capability: Capability::ReadWrite,
1729                    remote_id,
1730                    replica_id,
1731                },
1732                breakpoint_store: breakpoint_store.clone(),
1733                dap_store: dap_store.clone(),
1734                git_store: git_store.clone(),
1735                agent_server_store,
1736                buffers_needing_diff: Default::default(),
1737                git_diff_debouncer: DebouncedDelay::new(),
1738                terminals: Terminals {
1739                    local_handles: Vec::new(),
1740                },
1741                node: None,
1742                search_history: Self::new_search_history(),
1743                search_included_history: Self::new_search_history(),
1744                search_excluded_history: Self::new_search_history(),
1745                environment,
1746                remotely_created_models: Arc::new(Mutex::new(RemotelyCreatedModels::default())),
1747                toolchain_store: None,
1748                agent_location: None,
1749            };
1750            project.set_role(role, cx);
1751            for worktree in worktrees {
1752                project.add_worktree(&worktree, cx);
1753            }
1754            project
1755        })?;
1756
1757        let weak_project = project.downgrade();
1758        lsp_store
1759            .update(&mut cx, |lsp_store, cx| {
1760                lsp_store.set_language_server_statuses_from_proto(
1761                    weak_project,
1762                    response.payload.language_servers,
1763                    response.payload.language_server_capabilities,
1764                    cx,
1765                );
1766            })
1767            .ok();
1768
1769        let subscriptions = subscriptions
1770            .into_iter()
1771            .map(|s| match s {
1772                EntitySubscription::BufferStore(subscription) => {
1773                    subscription.set_entity(&buffer_store, &cx)
1774                }
1775                EntitySubscription::WorktreeStore(subscription) => {
1776                    subscription.set_entity(&worktree_store, &cx)
1777                }
1778                EntitySubscription::GitStore(subscription) => {
1779                    subscription.set_entity(&git_store, &cx)
1780                }
1781                EntitySubscription::SettingsObserver(subscription) => {
1782                    subscription.set_entity(&settings_observer, &cx)
1783                }
1784                EntitySubscription::Project(subscription) => subscription.set_entity(&project, &cx),
1785                EntitySubscription::LspStore(subscription) => {
1786                    subscription.set_entity(&lsp_store, &cx)
1787                }
1788                EntitySubscription::DapStore(subscription) => {
1789                    subscription.set_entity(&dap_store, &cx)
1790                }
1791                EntitySubscription::BreakpointStore(subscription) => {
1792                    subscription.set_entity(&breakpoint_store, &cx)
1793                }
1794            })
1795            .collect::<Vec<_>>();
1796
1797        let user_ids = response
1798            .payload
1799            .collaborators
1800            .iter()
1801            .map(|peer| peer.user_id)
1802            .collect();
1803        user_store
1804            .update(&mut cx, |user_store, cx| user_store.get_users(user_ids, cx))?
1805            .await?;
1806
1807        project.update(&mut cx, |this, cx| {
1808            this.set_collaborators_from_proto(response.payload.collaborators, cx)?;
1809            this.client_subscriptions.extend(subscriptions);
1810            anyhow::Ok(())
1811        })??;
1812
1813        Ok(project)
1814    }
1815
1816    fn new_search_history() -> SearchHistory {
1817        SearchHistory::new(
1818            Some(MAX_PROJECT_SEARCH_HISTORY_SIZE),
1819            search_history::QueryInsertionBehavior::AlwaysInsert,
1820        )
1821    }
1822
1823    fn release(&mut self, cx: &mut App) {
1824        if let Some(client) = self.remote_client.take() {
1825            let shutdown = client.update(cx, |client, cx| {
1826                client.shutdown_processes(
1827                    Some(proto::ShutdownRemoteServer {}),
1828                    cx.background_executor().clone(),
1829                )
1830            });
1831
1832            cx.background_spawn(async move {
1833                if let Some(shutdown) = shutdown {
1834                    shutdown.await;
1835                }
1836            })
1837            .detach()
1838        }
1839
1840        match &self.client_state {
1841            ProjectClientState::Local => {}
1842            ProjectClientState::Shared { .. } => {
1843                let _ = self.unshare_internal(cx);
1844            }
1845            ProjectClientState::Remote { remote_id, .. } => {
1846                let _ = self.collab_client.send(proto::LeaveProject {
1847                    project_id: *remote_id,
1848                });
1849                self.disconnected_from_host_internal(cx);
1850            }
1851        }
1852    }
1853
1854    #[cfg(any(test, feature = "test-support"))]
1855    pub async fn example(
1856        root_paths: impl IntoIterator<Item = &Path>,
1857        cx: &mut AsyncApp,
1858    ) -> Entity<Project> {
1859        use clock::FakeSystemClock;
1860
1861        let fs = Arc::new(RealFs::new(None, cx.background_executor().clone()));
1862        let languages = LanguageRegistry::test(cx.background_executor().clone());
1863        let clock = Arc::new(FakeSystemClock::new());
1864        let http_client = http_client::FakeHttpClient::with_404_response();
1865        let client = cx
1866            .update(|cx| client::Client::new(clock, http_client.clone(), cx))
1867            .unwrap();
1868        let user_store = cx.new(|cx| UserStore::new(client.clone(), cx)).unwrap();
1869        let project = cx
1870            .update(|cx| {
1871                Project::local(
1872                    client,
1873                    node_runtime::NodeRuntime::unavailable(),
1874                    user_store,
1875                    Arc::new(languages),
1876                    fs,
1877                    None,
1878                    false,
1879                    cx,
1880                )
1881            })
1882            .unwrap();
1883        for path in root_paths {
1884            let (tree, _) = project
1885                .update(cx, |project, cx| {
1886                    project.find_or_create_worktree(path, true, cx)
1887                })
1888                .unwrap()
1889                .await
1890                .unwrap();
1891            tree.read_with(cx, |tree, _| tree.as_local().unwrap().scan_complete())
1892                .unwrap()
1893                .await;
1894        }
1895        project
1896    }
1897
1898    #[cfg(any(test, feature = "test-support"))]
1899    pub async fn test(
1900        fs: Arc<dyn Fs>,
1901        root_paths: impl IntoIterator<Item = &Path>,
1902        cx: &mut gpui::TestAppContext,
1903    ) -> Entity<Project> {
1904        Self::test_project(fs, root_paths, false, cx).await
1905    }
1906
1907    #[cfg(any(test, feature = "test-support"))]
1908    pub async fn test_with_worktree_trust(
1909        fs: Arc<dyn Fs>,
1910        root_paths: impl IntoIterator<Item = &Path>,
1911        cx: &mut gpui::TestAppContext,
1912    ) -> Entity<Project> {
1913        Self::test_project(fs, root_paths, true, cx).await
1914    }
1915
1916    #[cfg(any(test, feature = "test-support"))]
1917    async fn test_project(
1918        fs: Arc<dyn Fs>,
1919        root_paths: impl IntoIterator<Item = &Path>,
1920        init_worktree_trust: bool,
1921        cx: &mut gpui::TestAppContext,
1922    ) -> Entity<Project> {
1923        use clock::FakeSystemClock;
1924
1925        let languages = LanguageRegistry::test(cx.executor());
1926        let clock = Arc::new(FakeSystemClock::new());
1927        let http_client = http_client::FakeHttpClient::with_404_response();
1928        let client = cx.update(|cx| client::Client::new(clock, http_client.clone(), cx));
1929        let user_store = cx.new(|cx| UserStore::new(client.clone(), cx));
1930        let project = cx.update(|cx| {
1931            Project::local(
1932                client,
1933                node_runtime::NodeRuntime::unavailable(),
1934                user_store,
1935                Arc::new(languages),
1936                fs,
1937                None,
1938                init_worktree_trust,
1939                cx,
1940            )
1941        });
1942        for path in root_paths {
1943            let (tree, _) = project
1944                .update(cx, |project, cx| {
1945                    project.find_or_create_worktree(path, true, cx)
1946                })
1947                .await
1948                .unwrap();
1949
1950            tree.read_with(cx, |tree, _| tree.as_local().unwrap().scan_complete())
1951                .await;
1952        }
1953        project
1954    }
1955
1956    #[inline]
1957    pub fn dap_store(&self) -> Entity<DapStore> {
1958        self.dap_store.clone()
1959    }
1960
1961    #[inline]
1962    pub fn breakpoint_store(&self) -> Entity<BreakpointStore> {
1963        self.breakpoint_store.clone()
1964    }
1965
1966    pub fn active_debug_session(&self, cx: &App) -> Option<(Entity<Session>, ActiveStackFrame)> {
1967        let active_position = self.breakpoint_store.read(cx).active_position()?;
1968        let session = self
1969            .dap_store
1970            .read(cx)
1971            .session_by_id(active_position.session_id)?;
1972        Some((session, active_position.clone()))
1973    }
1974
1975    #[inline]
1976    pub fn lsp_store(&self) -> Entity<LspStore> {
1977        self.lsp_store.clone()
1978    }
1979
1980    #[inline]
1981    pub fn worktree_store(&self) -> Entity<WorktreeStore> {
1982        self.worktree_store.clone()
1983    }
1984
1985    #[inline]
1986    pub fn context_server_store(&self) -> Entity<ContextServerStore> {
1987        self.context_server_store.clone()
1988    }
1989
1990    #[inline]
1991    pub fn buffer_for_id(&self, remote_id: BufferId, cx: &App) -> Option<Entity<Buffer>> {
1992        self.buffer_store.read(cx).get(remote_id)
1993    }
1994
1995    #[inline]
1996    pub fn languages(&self) -> &Arc<LanguageRegistry> {
1997        &self.languages
1998    }
1999
2000    #[inline]
2001    pub fn client(&self) -> Arc<Client> {
2002        self.collab_client.clone()
2003    }
2004
2005    #[inline]
2006    pub fn remote_client(&self) -> Option<Entity<RemoteClient>> {
2007        self.remote_client.clone()
2008    }
2009
2010    #[inline]
2011    pub fn user_store(&self) -> Entity<UserStore> {
2012        self.user_store.clone()
2013    }
2014
2015    #[inline]
2016    pub fn node_runtime(&self) -> Option<&NodeRuntime> {
2017        self.node.as_ref()
2018    }
2019
2020    #[inline]
2021    pub fn opened_buffers(&self, cx: &App) -> Vec<Entity<Buffer>> {
2022        self.buffer_store.read(cx).buffers().collect()
2023    }
2024
2025    #[inline]
2026    pub fn environment(&self) -> &Entity<ProjectEnvironment> {
2027        &self.environment
2028    }
2029
2030    #[inline]
2031    pub fn cli_environment(&self, cx: &App) -> Option<HashMap<String, String>> {
2032        self.environment.read(cx).get_cli_environment()
2033    }
2034
2035    #[inline]
2036    pub fn peek_environment_error<'a>(&'a self, cx: &'a App) -> Option<&'a String> {
2037        self.environment.read(cx).peek_environment_error()
2038    }
2039
2040    #[inline]
2041    pub fn pop_environment_error(&mut self, cx: &mut Context<Self>) {
2042        self.environment.update(cx, |environment, _| {
2043            environment.pop_environment_error();
2044        });
2045    }
2046
2047    #[cfg(any(test, feature = "test-support"))]
2048    #[inline]
2049    pub fn has_open_buffer(&self, path: impl Into<ProjectPath>, cx: &App) -> bool {
2050        self.buffer_store
2051            .read(cx)
2052            .get_by_path(&path.into())
2053            .is_some()
2054    }
2055
2056    #[inline]
2057    pub fn fs(&self) -> &Arc<dyn Fs> {
2058        &self.fs
2059    }
2060
2061    #[inline]
2062    pub fn remote_id(&self) -> Option<u64> {
2063        match self.client_state {
2064            ProjectClientState::Local => None,
2065            ProjectClientState::Shared { remote_id, .. }
2066            | ProjectClientState::Remote { remote_id, .. } => Some(remote_id),
2067        }
2068    }
2069
2070    #[inline]
2071    pub fn supports_terminal(&self, _cx: &App) -> bool {
2072        if self.is_local() {
2073            return true;
2074        }
2075        if self.is_via_remote_server() {
2076            return true;
2077        }
2078
2079        false
2080    }
2081
2082    #[inline]
2083    pub fn remote_connection_state(&self, cx: &App) -> Option<remote::ConnectionState> {
2084        self.remote_client
2085            .as_ref()
2086            .map(|remote| remote.read(cx).connection_state())
2087    }
2088
2089    #[inline]
2090    pub fn remote_connection_options(&self, cx: &App) -> Option<RemoteConnectionOptions> {
2091        self.remote_client
2092            .as_ref()
2093            .map(|remote| remote.read(cx).connection_options())
2094    }
2095
2096    #[inline]
2097    pub fn replica_id(&self) -> ReplicaId {
2098        match self.client_state {
2099            ProjectClientState::Remote { replica_id, .. } => replica_id,
2100            _ => {
2101                if self.remote_client.is_some() {
2102                    ReplicaId::REMOTE_SERVER
2103                } else {
2104                    ReplicaId::LOCAL
2105                }
2106            }
2107        }
2108    }
2109
2110    #[inline]
2111    pub fn task_store(&self) -> &Entity<TaskStore> {
2112        &self.task_store
2113    }
2114
2115    #[inline]
2116    pub fn snippets(&self) -> &Entity<SnippetProvider> {
2117        &self.snippets
2118    }
2119
2120    #[inline]
2121    pub fn search_history(&self, kind: SearchInputKind) -> &SearchHistory {
2122        match kind {
2123            SearchInputKind::Query => &self.search_history,
2124            SearchInputKind::Include => &self.search_included_history,
2125            SearchInputKind::Exclude => &self.search_excluded_history,
2126        }
2127    }
2128
2129    #[inline]
2130    pub fn search_history_mut(&mut self, kind: SearchInputKind) -> &mut SearchHistory {
2131        match kind {
2132            SearchInputKind::Query => &mut self.search_history,
2133            SearchInputKind::Include => &mut self.search_included_history,
2134            SearchInputKind::Exclude => &mut self.search_excluded_history,
2135        }
2136    }
2137
2138    #[inline]
2139    pub fn collaborators(&self) -> &HashMap<proto::PeerId, Collaborator> {
2140        &self.collaborators
2141    }
2142
2143    #[inline]
2144    pub fn host(&self) -> Option<&Collaborator> {
2145        self.collaborators.values().find(|c| c.is_host)
2146    }
2147
2148    #[inline]
2149    pub fn set_worktrees_reordered(&mut self, worktrees_reordered: bool, cx: &mut App) {
2150        self.worktree_store.update(cx, |store, _| {
2151            store.set_worktrees_reordered(worktrees_reordered);
2152        });
2153    }
2154
2155    /// Collect all worktrees, including ones that don't appear in the project panel
2156    #[inline]
2157    pub fn worktrees<'a>(
2158        &self,
2159        cx: &'a App,
2160    ) -> impl 'a + DoubleEndedIterator<Item = Entity<Worktree>> {
2161        self.worktree_store.read(cx).worktrees()
2162    }
2163
2164    /// Collect all user-visible worktrees, the ones that appear in the project panel.
2165    #[inline]
2166    pub fn visible_worktrees<'a>(
2167        &'a self,
2168        cx: &'a App,
2169    ) -> impl 'a + DoubleEndedIterator<Item = Entity<Worktree>> {
2170        self.worktree_store.read(cx).visible_worktrees(cx)
2171    }
2172
2173    #[inline]
2174    pub fn worktree_for_root_name(&self, root_name: &str, cx: &App) -> Option<Entity<Worktree>> {
2175        self.visible_worktrees(cx)
2176            .find(|tree| tree.read(cx).root_name() == root_name)
2177    }
2178
2179    #[inline]
2180    pub fn worktree_root_names<'a>(&'a self, cx: &'a App) -> impl Iterator<Item = &'a str> {
2181        self.visible_worktrees(cx)
2182            .map(|tree| tree.read(cx).root_name().as_unix_str())
2183    }
2184
2185    #[inline]
2186    pub fn worktree_for_id(&self, id: WorktreeId, cx: &App) -> Option<Entity<Worktree>> {
2187        self.worktree_store.read(cx).worktree_for_id(id, cx)
2188    }
2189
2190    pub fn worktree_for_entry(
2191        &self,
2192        entry_id: ProjectEntryId,
2193        cx: &App,
2194    ) -> Option<Entity<Worktree>> {
2195        self.worktree_store
2196            .read(cx)
2197            .worktree_for_entry(entry_id, cx)
2198    }
2199
2200    #[inline]
2201    pub fn worktree_id_for_entry(&self, entry_id: ProjectEntryId, cx: &App) -> Option<WorktreeId> {
2202        self.worktree_for_entry(entry_id, cx)
2203            .map(|worktree| worktree.read(cx).id())
2204    }
2205
2206    /// Checks if the entry is the root of a worktree.
2207    #[inline]
2208    pub fn entry_is_worktree_root(&self, entry_id: ProjectEntryId, cx: &App) -> bool {
2209        self.worktree_for_entry(entry_id, cx)
2210            .map(|worktree| {
2211                worktree
2212                    .read(cx)
2213                    .root_entry()
2214                    .is_some_and(|e| e.id == entry_id)
2215            })
2216            .unwrap_or(false)
2217    }
2218
2219    #[inline]
2220    pub fn project_path_git_status(
2221        &self,
2222        project_path: &ProjectPath,
2223        cx: &App,
2224    ) -> Option<FileStatus> {
2225        self.git_store
2226            .read(cx)
2227            .project_path_git_status(project_path, cx)
2228    }
2229
2230    #[inline]
2231    pub fn visibility_for_paths(
2232        &self,
2233        paths: &[PathBuf],
2234        metadatas: &[Metadata],
2235        exclude_sub_dirs: bool,
2236        cx: &App,
2237    ) -> Option<bool> {
2238        paths
2239            .iter()
2240            .zip(metadatas)
2241            .map(|(path, metadata)| self.visibility_for_path(path, metadata, exclude_sub_dirs, cx))
2242            .max()
2243            .flatten()
2244    }
2245
2246    pub fn visibility_for_path(
2247        &self,
2248        path: &Path,
2249        metadata: &Metadata,
2250        exclude_sub_dirs: bool,
2251        cx: &App,
2252    ) -> Option<bool> {
2253        let path = SanitizedPath::new(path).as_path();
2254        self.worktrees(cx)
2255            .filter_map(|worktree| {
2256                let worktree = worktree.read(cx);
2257                let abs_path = worktree.as_local()?.abs_path();
2258                let contains = path == abs_path.as_ref()
2259                    || (path.starts_with(abs_path) && (!exclude_sub_dirs || !metadata.is_dir));
2260                contains.then(|| worktree.is_visible())
2261            })
2262            .max()
2263    }
2264
2265    pub fn create_entry(
2266        &mut self,
2267        project_path: impl Into<ProjectPath>,
2268        is_directory: bool,
2269        cx: &mut Context<Self>,
2270    ) -> Task<Result<CreatedEntry>> {
2271        let project_path = project_path.into();
2272        let Some(worktree) = self.worktree_for_id(project_path.worktree_id, cx) else {
2273            return Task::ready(Err(anyhow!(format!(
2274                "No worktree for path {project_path:?}"
2275            ))));
2276        };
2277        worktree.update(cx, |worktree, cx| {
2278            worktree.create_entry(project_path.path, is_directory, None, cx)
2279        })
2280    }
2281
2282    #[inline]
2283    pub fn copy_entry(
2284        &mut self,
2285        entry_id: ProjectEntryId,
2286        new_project_path: ProjectPath,
2287        cx: &mut Context<Self>,
2288    ) -> Task<Result<Option<Entry>>> {
2289        self.worktree_store.update(cx, |worktree_store, cx| {
2290            worktree_store.copy_entry(entry_id, new_project_path, cx)
2291        })
2292    }
2293
2294    /// Renames the project entry with given `entry_id`.
2295    ///
2296    /// `new_path` is a relative path to worktree root.
2297    /// If root entry is renamed then its new root name is used instead.
2298    pub fn rename_entry(
2299        &mut self,
2300        entry_id: ProjectEntryId,
2301        new_path: ProjectPath,
2302        cx: &mut Context<Self>,
2303    ) -> Task<Result<CreatedEntry>> {
2304        let worktree_store = self.worktree_store.clone();
2305        let Some((worktree, old_path, is_dir)) = worktree_store
2306            .read(cx)
2307            .worktree_and_entry_for_id(entry_id, cx)
2308            .map(|(worktree, entry)| (worktree, entry.path.clone(), entry.is_dir()))
2309        else {
2310            return Task::ready(Err(anyhow!(format!("No worktree for entry {entry_id:?}"))));
2311        };
2312
2313        let worktree_id = worktree.read(cx).id();
2314        let is_root_entry = self.entry_is_worktree_root(entry_id, cx);
2315
2316        let lsp_store = self.lsp_store().downgrade();
2317        cx.spawn(async move |project, cx| {
2318            let (old_abs_path, new_abs_path) = {
2319                let root_path = worktree.read_with(cx, |this, _| this.abs_path())?;
2320                let new_abs_path = if is_root_entry {
2321                    root_path
2322                        .parent()
2323                        .unwrap()
2324                        .join(new_path.path.as_std_path())
2325                } else {
2326                    root_path.join(&new_path.path.as_std_path())
2327                };
2328                (root_path.join(old_path.as_std_path()), new_abs_path)
2329            };
2330            let transaction = LspStore::will_rename_entry(
2331                lsp_store.clone(),
2332                worktree_id,
2333                &old_abs_path,
2334                &new_abs_path,
2335                is_dir,
2336                cx.clone(),
2337            )
2338            .await;
2339
2340            let entry = worktree_store
2341                .update(cx, |worktree_store, cx| {
2342                    worktree_store.rename_entry(entry_id, new_path.clone(), cx)
2343                })?
2344                .await?;
2345
2346            project
2347                .update(cx, |_, cx| {
2348                    cx.emit(Event::EntryRenamed(
2349                        transaction,
2350                        new_path.clone(),
2351                        new_abs_path.clone(),
2352                    ));
2353                })
2354                .ok();
2355
2356            lsp_store
2357                .read_with(cx, |this, _| {
2358                    this.did_rename_entry(worktree_id, &old_abs_path, &new_abs_path, is_dir);
2359                })
2360                .ok();
2361            Ok(entry)
2362        })
2363    }
2364
2365    #[inline]
2366    pub fn delete_file(
2367        &mut self,
2368        path: ProjectPath,
2369        trash: bool,
2370        cx: &mut Context<Self>,
2371    ) -> Option<Task<Result<()>>> {
2372        let entry = self.entry_for_path(&path, cx)?;
2373        self.delete_entry(entry.id, trash, cx)
2374    }
2375
2376    #[inline]
2377    pub fn delete_entry(
2378        &mut self,
2379        entry_id: ProjectEntryId,
2380        trash: bool,
2381        cx: &mut Context<Self>,
2382    ) -> Option<Task<Result<()>>> {
2383        let worktree = self.worktree_for_entry(entry_id, cx)?;
2384        cx.emit(Event::DeletedEntry(worktree.read(cx).id(), entry_id));
2385        worktree.update(cx, |worktree, cx| {
2386            worktree.delete_entry(entry_id, trash, cx)
2387        })
2388    }
2389
2390    #[inline]
2391    pub fn expand_entry(
2392        &mut self,
2393        worktree_id: WorktreeId,
2394        entry_id: ProjectEntryId,
2395        cx: &mut Context<Self>,
2396    ) -> Option<Task<Result<()>>> {
2397        let worktree = self.worktree_for_id(worktree_id, cx)?;
2398        worktree.update(cx, |worktree, cx| worktree.expand_entry(entry_id, cx))
2399    }
2400
2401    pub fn expand_all_for_entry(
2402        &mut self,
2403        worktree_id: WorktreeId,
2404        entry_id: ProjectEntryId,
2405        cx: &mut Context<Self>,
2406    ) -> Option<Task<Result<()>>> {
2407        let worktree = self.worktree_for_id(worktree_id, cx)?;
2408        let task = worktree.update(cx, |worktree, cx| {
2409            worktree.expand_all_for_entry(entry_id, cx)
2410        });
2411        Some(cx.spawn(async move |this, cx| {
2412            task.context("no task")?.await?;
2413            this.update(cx, |_, cx| {
2414                cx.emit(Event::ExpandedAllForEntry(worktree_id, entry_id));
2415            })?;
2416            Ok(())
2417        }))
2418    }
2419
2420    pub fn shared(&mut self, project_id: u64, cx: &mut Context<Self>) -> Result<()> {
2421        anyhow::ensure!(
2422            matches!(self.client_state, ProjectClientState::Local),
2423            "project was already shared"
2424        );
2425
2426        self.client_subscriptions.extend([
2427            self.collab_client
2428                .subscribe_to_entity(project_id)?
2429                .set_entity(&cx.entity(), &cx.to_async()),
2430            self.collab_client
2431                .subscribe_to_entity(project_id)?
2432                .set_entity(&self.worktree_store, &cx.to_async()),
2433            self.collab_client
2434                .subscribe_to_entity(project_id)?
2435                .set_entity(&self.buffer_store, &cx.to_async()),
2436            self.collab_client
2437                .subscribe_to_entity(project_id)?
2438                .set_entity(&self.lsp_store, &cx.to_async()),
2439            self.collab_client
2440                .subscribe_to_entity(project_id)?
2441                .set_entity(&self.settings_observer, &cx.to_async()),
2442            self.collab_client
2443                .subscribe_to_entity(project_id)?
2444                .set_entity(&self.dap_store, &cx.to_async()),
2445            self.collab_client
2446                .subscribe_to_entity(project_id)?
2447                .set_entity(&self.breakpoint_store, &cx.to_async()),
2448            self.collab_client
2449                .subscribe_to_entity(project_id)?
2450                .set_entity(&self.git_store, &cx.to_async()),
2451        ]);
2452
2453        self.buffer_store.update(cx, |buffer_store, cx| {
2454            buffer_store.shared(project_id, self.collab_client.clone().into(), cx)
2455        });
2456        self.worktree_store.update(cx, |worktree_store, cx| {
2457            worktree_store.shared(project_id, self.collab_client.clone().into(), cx);
2458        });
2459        self.lsp_store.update(cx, |lsp_store, cx| {
2460            lsp_store.shared(project_id, self.collab_client.clone().into(), cx)
2461        });
2462        self.breakpoint_store.update(cx, |breakpoint_store, _| {
2463            breakpoint_store.shared(project_id, self.collab_client.clone().into())
2464        });
2465        self.dap_store.update(cx, |dap_store, cx| {
2466            dap_store.shared(project_id, self.collab_client.clone().into(), cx);
2467        });
2468        self.task_store.update(cx, |task_store, cx| {
2469            task_store.shared(project_id, self.collab_client.clone().into(), cx);
2470        });
2471        self.settings_observer.update(cx, |settings_observer, cx| {
2472            settings_observer.shared(project_id, self.collab_client.clone().into(), cx)
2473        });
2474        self.git_store.update(cx, |git_store, cx| {
2475            git_store.shared(project_id, self.collab_client.clone().into(), cx)
2476        });
2477
2478        self.client_state = ProjectClientState::Shared {
2479            remote_id: project_id,
2480        };
2481
2482        cx.emit(Event::RemoteIdChanged(Some(project_id)));
2483        Ok(())
2484    }
2485
2486    pub fn reshared(
2487        &mut self,
2488        message: proto::ResharedProject,
2489        cx: &mut Context<Self>,
2490    ) -> Result<()> {
2491        self.buffer_store
2492            .update(cx, |buffer_store, _| buffer_store.forget_shared_buffers());
2493        self.set_collaborators_from_proto(message.collaborators, cx)?;
2494
2495        self.worktree_store.update(cx, |worktree_store, cx| {
2496            worktree_store.send_project_updates(cx);
2497        });
2498        if let Some(remote_id) = self.remote_id() {
2499            self.git_store.update(cx, |git_store, cx| {
2500                git_store.shared(remote_id, self.collab_client.clone().into(), cx)
2501            });
2502        }
2503        cx.emit(Event::Reshared);
2504        Ok(())
2505    }
2506
2507    pub fn rejoined(
2508        &mut self,
2509        message: proto::RejoinedProject,
2510        message_id: u32,
2511        cx: &mut Context<Self>,
2512    ) -> Result<()> {
2513        cx.update_global::<SettingsStore, _>(|store, cx| {
2514            for worktree_metadata in &message.worktrees {
2515                store
2516                    .clear_local_settings(WorktreeId::from_proto(worktree_metadata.id), cx)
2517                    .log_err();
2518            }
2519        });
2520
2521        self.join_project_response_message_id = message_id;
2522        self.set_worktrees_from_proto(message.worktrees, cx)?;
2523        self.set_collaborators_from_proto(message.collaborators, cx)?;
2524
2525        let project = cx.weak_entity();
2526        self.lsp_store.update(cx, |lsp_store, cx| {
2527            lsp_store.set_language_server_statuses_from_proto(
2528                project,
2529                message.language_servers,
2530                message.language_server_capabilities,
2531                cx,
2532            )
2533        });
2534        self.enqueue_buffer_ordered_message(BufferOrderedMessage::Resync)
2535            .unwrap();
2536        cx.emit(Event::Rejoined);
2537        Ok(())
2538    }
2539
2540    #[inline]
2541    pub fn unshare(&mut self, cx: &mut Context<Self>) -> Result<()> {
2542        self.unshare_internal(cx)?;
2543        cx.emit(Event::RemoteIdChanged(None));
2544        Ok(())
2545    }
2546
2547    fn unshare_internal(&mut self, cx: &mut App) -> Result<()> {
2548        anyhow::ensure!(
2549            !self.is_via_collab(),
2550            "attempted to unshare a remote project"
2551        );
2552
2553        if let ProjectClientState::Shared { remote_id, .. } = self.client_state {
2554            self.client_state = ProjectClientState::Local;
2555            self.collaborators.clear();
2556            self.client_subscriptions.clear();
2557            self.worktree_store.update(cx, |store, cx| {
2558                store.unshared(cx);
2559            });
2560            self.buffer_store.update(cx, |buffer_store, cx| {
2561                buffer_store.forget_shared_buffers();
2562                buffer_store.unshared(cx)
2563            });
2564            self.task_store.update(cx, |task_store, cx| {
2565                task_store.unshared(cx);
2566            });
2567            self.breakpoint_store.update(cx, |breakpoint_store, cx| {
2568                breakpoint_store.unshared(cx);
2569            });
2570            self.dap_store.update(cx, |dap_store, cx| {
2571                dap_store.unshared(cx);
2572            });
2573            self.settings_observer.update(cx, |settings_observer, cx| {
2574                settings_observer.unshared(cx);
2575            });
2576            self.git_store.update(cx, |git_store, cx| {
2577                git_store.unshared(cx);
2578            });
2579
2580            self.collab_client
2581                .send(proto::UnshareProject {
2582                    project_id: remote_id,
2583                })
2584                .ok();
2585            Ok(())
2586        } else {
2587            anyhow::bail!("attempted to unshare an unshared project");
2588        }
2589    }
2590
2591    pub fn disconnected_from_host(&mut self, cx: &mut Context<Self>) {
2592        if self.is_disconnected(cx) {
2593            return;
2594        }
2595        self.disconnected_from_host_internal(cx);
2596        cx.emit(Event::DisconnectedFromHost);
2597    }
2598
2599    pub fn set_role(&mut self, role: proto::ChannelRole, cx: &mut Context<Self>) {
2600        let new_capability =
2601            if role == proto::ChannelRole::Member || role == proto::ChannelRole::Admin {
2602                Capability::ReadWrite
2603            } else {
2604                Capability::ReadOnly
2605            };
2606        if let ProjectClientState::Remote { capability, .. } = &mut self.client_state {
2607            if *capability == new_capability {
2608                return;
2609            }
2610
2611            *capability = new_capability;
2612            for buffer in self.opened_buffers(cx) {
2613                buffer.update(cx, |buffer, cx| buffer.set_capability(new_capability, cx));
2614            }
2615        }
2616    }
2617
2618    fn disconnected_from_host_internal(&mut self, cx: &mut App) {
2619        if let ProjectClientState::Remote {
2620            sharing_has_stopped,
2621            ..
2622        } = &mut self.client_state
2623        {
2624            *sharing_has_stopped = true;
2625            self.collaborators.clear();
2626            self.worktree_store.update(cx, |store, cx| {
2627                store.disconnected_from_host(cx);
2628            });
2629            self.buffer_store.update(cx, |buffer_store, cx| {
2630                buffer_store.disconnected_from_host(cx)
2631            });
2632            self.lsp_store
2633                .update(cx, |lsp_store, _cx| lsp_store.disconnected_from_host());
2634        }
2635    }
2636
2637    #[inline]
2638    pub fn close(&mut self, cx: &mut Context<Self>) {
2639        cx.emit(Event::Closed);
2640    }
2641
2642    #[inline]
2643    pub fn is_disconnected(&self, cx: &App) -> bool {
2644        match &self.client_state {
2645            ProjectClientState::Remote {
2646                sharing_has_stopped,
2647                ..
2648            } => *sharing_has_stopped,
2649            ProjectClientState::Local if self.is_via_remote_server() => {
2650                self.remote_client_is_disconnected(cx)
2651            }
2652            _ => false,
2653        }
2654    }
2655
2656    #[inline]
2657    fn remote_client_is_disconnected(&self, cx: &App) -> bool {
2658        self.remote_client
2659            .as_ref()
2660            .map(|remote| remote.read(cx).is_disconnected())
2661            .unwrap_or(false)
2662    }
2663
2664    #[inline]
2665    pub fn capability(&self) -> Capability {
2666        match &self.client_state {
2667            ProjectClientState::Remote { capability, .. } => *capability,
2668            ProjectClientState::Shared { .. } | ProjectClientState::Local => Capability::ReadWrite,
2669        }
2670    }
2671
2672    #[inline]
2673    pub fn is_read_only(&self, cx: &App) -> bool {
2674        self.is_disconnected(cx) || !self.capability().editable()
2675    }
2676
2677    #[inline]
2678    pub fn is_local(&self) -> bool {
2679        match &self.client_state {
2680            ProjectClientState::Local | ProjectClientState::Shared { .. } => {
2681                self.remote_client.is_none()
2682            }
2683            ProjectClientState::Remote { .. } => false,
2684        }
2685    }
2686
2687    /// Whether this project is a remote server (not counting collab).
2688    #[inline]
2689    pub fn is_via_remote_server(&self) -> bool {
2690        match &self.client_state {
2691            ProjectClientState::Local | ProjectClientState::Shared { .. } => {
2692                self.remote_client.is_some()
2693            }
2694            ProjectClientState::Remote { .. } => false,
2695        }
2696    }
2697
2698    /// Whether this project is from collab (not counting remote servers).
2699    #[inline]
2700    pub fn is_via_collab(&self) -> bool {
2701        match &self.client_state {
2702            ProjectClientState::Local | ProjectClientState::Shared { .. } => false,
2703            ProjectClientState::Remote { .. } => true,
2704        }
2705    }
2706
2707    /// `!self.is_local()`
2708    #[inline]
2709    pub fn is_remote(&self) -> bool {
2710        debug_assert_eq!(
2711            !self.is_local(),
2712            self.is_via_collab() || self.is_via_remote_server()
2713        );
2714        !self.is_local()
2715    }
2716
2717    pub fn disable_worktree_scanner(&mut self, cx: &mut Context<Self>) {
2718        self.worktree_store.update(cx, |worktree_store, _cx| {
2719            worktree_store.disable_scanner();
2720        });
2721    }
2722
2723    #[inline]
2724    pub fn create_buffer(
2725        &mut self,
2726        searchable: bool,
2727        cx: &mut Context<Self>,
2728    ) -> Task<Result<Entity<Buffer>>> {
2729        self.buffer_store.update(cx, |buffer_store, cx| {
2730            buffer_store.create_buffer(searchable, cx)
2731        })
2732    }
2733
2734    #[inline]
2735    pub fn create_local_buffer(
2736        &mut self,
2737        text: &str,
2738        language: Option<Arc<Language>>,
2739        project_searchable: bool,
2740        cx: &mut Context<Self>,
2741    ) -> Entity<Buffer> {
2742        if self.is_remote() {
2743            panic!("called create_local_buffer on a remote project")
2744        }
2745        self.buffer_store.update(cx, |buffer_store, cx| {
2746            buffer_store.create_local_buffer(text, language, project_searchable, cx)
2747        })
2748    }
2749
2750    pub fn open_path(
2751        &mut self,
2752        path: ProjectPath,
2753        cx: &mut Context<Self>,
2754    ) -> Task<Result<(Option<ProjectEntryId>, Entity<Buffer>)>> {
2755        let task = self.open_buffer(path, cx);
2756        cx.spawn(async move |_project, cx| {
2757            let buffer = task.await?;
2758            let project_entry_id = buffer.read_with(cx, |buffer, _cx| {
2759                File::from_dyn(buffer.file()).and_then(|file| file.project_entry_id())
2760            })?;
2761
2762            Ok((project_entry_id, buffer))
2763        })
2764    }
2765
2766    pub fn open_local_buffer(
2767        &mut self,
2768        abs_path: impl AsRef<Path>,
2769        cx: &mut Context<Self>,
2770    ) -> Task<Result<Entity<Buffer>>> {
2771        let worktree_task = self.find_or_create_worktree(abs_path.as_ref(), false, cx);
2772        cx.spawn(async move |this, cx| {
2773            let (worktree, relative_path) = worktree_task.await?;
2774            this.update(cx, |this, cx| {
2775                this.open_buffer((worktree.read(cx).id(), relative_path), cx)
2776            })?
2777            .await
2778        })
2779    }
2780
2781    #[cfg(any(test, feature = "test-support"))]
2782    pub fn open_local_buffer_with_lsp(
2783        &mut self,
2784        abs_path: impl AsRef<Path>,
2785        cx: &mut Context<Self>,
2786    ) -> Task<Result<(Entity<Buffer>, lsp_store::OpenLspBufferHandle)>> {
2787        if let Some((worktree, relative_path)) = self.find_worktree(abs_path.as_ref(), cx) {
2788            self.open_buffer_with_lsp((worktree.read(cx).id(), relative_path), cx)
2789        } else {
2790            Task::ready(Err(anyhow!("no such path")))
2791        }
2792    }
2793
2794    pub fn open_buffer(
2795        &mut self,
2796        path: impl Into<ProjectPath>,
2797        cx: &mut App,
2798    ) -> Task<Result<Entity<Buffer>>> {
2799        if self.is_disconnected(cx) {
2800            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2801        }
2802
2803        self.buffer_store.update(cx, |buffer_store, cx| {
2804            buffer_store.open_buffer(path.into(), cx)
2805        })
2806    }
2807
2808    #[cfg(any(test, feature = "test-support"))]
2809    pub fn open_buffer_with_lsp(
2810        &mut self,
2811        path: impl Into<ProjectPath>,
2812        cx: &mut Context<Self>,
2813    ) -> Task<Result<(Entity<Buffer>, lsp_store::OpenLspBufferHandle)>> {
2814        let buffer = self.open_buffer(path, cx);
2815        cx.spawn(async move |this, cx| {
2816            let buffer = buffer.await?;
2817            let handle = this.update(cx, |project, cx| {
2818                project.register_buffer_with_language_servers(&buffer, cx)
2819            })?;
2820            Ok((buffer, handle))
2821        })
2822    }
2823
2824    pub fn register_buffer_with_language_servers(
2825        &self,
2826        buffer: &Entity<Buffer>,
2827        cx: &mut App,
2828    ) -> OpenLspBufferHandle {
2829        self.lsp_store.update(cx, |lsp_store, cx| {
2830            lsp_store.register_buffer_with_language_servers(buffer, HashSet::default(), false, cx)
2831        })
2832    }
2833
2834    pub fn open_unstaged_diff(
2835        &mut self,
2836        buffer: Entity<Buffer>,
2837        cx: &mut Context<Self>,
2838    ) -> Task<Result<Entity<BufferDiff>>> {
2839        if self.is_disconnected(cx) {
2840            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2841        }
2842        self.git_store
2843            .update(cx, |git_store, cx| git_store.open_unstaged_diff(buffer, cx))
2844    }
2845
2846    pub fn open_uncommitted_diff(
2847        &mut self,
2848        buffer: Entity<Buffer>,
2849        cx: &mut Context<Self>,
2850    ) -> Task<Result<Entity<BufferDiff>>> {
2851        if self.is_disconnected(cx) {
2852            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2853        }
2854        self.git_store.update(cx, |git_store, cx| {
2855            git_store.open_uncommitted_diff(buffer, cx)
2856        })
2857    }
2858
2859    pub fn open_buffer_by_id(
2860        &mut self,
2861        id: BufferId,
2862        cx: &mut Context<Self>,
2863    ) -> Task<Result<Entity<Buffer>>> {
2864        if let Some(buffer) = self.buffer_for_id(id, cx) {
2865            Task::ready(Ok(buffer))
2866        } else if self.is_local() || self.is_via_remote_server() {
2867            Task::ready(Err(anyhow!("buffer {id} does not exist")))
2868        } else if let Some(project_id) = self.remote_id() {
2869            let request = self.collab_client.request(proto::OpenBufferById {
2870                project_id,
2871                id: id.into(),
2872            });
2873            cx.spawn(async move |project, cx| {
2874                let buffer_id = BufferId::new(request.await?.buffer_id)?;
2875                project
2876                    .update(cx, |project, cx| {
2877                        project.buffer_store.update(cx, |buffer_store, cx| {
2878                            buffer_store.wait_for_remote_buffer(buffer_id, cx)
2879                        })
2880                    })?
2881                    .await
2882            })
2883        } else {
2884            Task::ready(Err(anyhow!("cannot open buffer while disconnected")))
2885        }
2886    }
2887
2888    pub fn save_buffers(
2889        &self,
2890        buffers: HashSet<Entity<Buffer>>,
2891        cx: &mut Context<Self>,
2892    ) -> Task<Result<()>> {
2893        cx.spawn(async move |this, cx| {
2894            let save_tasks = buffers.into_iter().filter_map(|buffer| {
2895                this.update(cx, |this, cx| this.save_buffer(buffer, cx))
2896                    .ok()
2897            });
2898            try_join_all(save_tasks).await?;
2899            Ok(())
2900        })
2901    }
2902
2903    pub fn save_buffer(&self, buffer: Entity<Buffer>, cx: &mut Context<Self>) -> Task<Result<()>> {
2904        self.buffer_store
2905            .update(cx, |buffer_store, cx| buffer_store.save_buffer(buffer, cx))
2906    }
2907
2908    pub fn save_buffer_as(
2909        &mut self,
2910        buffer: Entity<Buffer>,
2911        path: ProjectPath,
2912        cx: &mut Context<Self>,
2913    ) -> Task<Result<()>> {
2914        self.buffer_store.update(cx, |buffer_store, cx| {
2915            buffer_store.save_buffer_as(buffer.clone(), path, cx)
2916        })
2917    }
2918
2919    pub fn get_open_buffer(&self, path: &ProjectPath, cx: &App) -> Option<Entity<Buffer>> {
2920        self.buffer_store.read(cx).get_by_path(path)
2921    }
2922
2923    fn register_buffer(&mut self, buffer: &Entity<Buffer>, cx: &mut Context<Self>) -> Result<()> {
2924        {
2925            let mut remotely_created_models = self.remotely_created_models.lock();
2926            if remotely_created_models.retain_count > 0 {
2927                remotely_created_models.buffers.push(buffer.clone())
2928            }
2929        }
2930
2931        self.request_buffer_diff_recalculation(buffer, cx);
2932
2933        cx.subscribe(buffer, |this, buffer, event, cx| {
2934            this.on_buffer_event(buffer, event, cx);
2935        })
2936        .detach();
2937
2938        Ok(())
2939    }
2940
2941    pub fn open_image(
2942        &mut self,
2943        path: impl Into<ProjectPath>,
2944        cx: &mut Context<Self>,
2945    ) -> Task<Result<Entity<ImageItem>>> {
2946        if self.is_disconnected(cx) {
2947            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2948        }
2949
2950        let open_image_task = self.image_store.update(cx, |image_store, cx| {
2951            image_store.open_image(path.into(), cx)
2952        });
2953
2954        let weak_project = cx.entity().downgrade();
2955        cx.spawn(async move |_, cx| {
2956            let image_item = open_image_task.await?;
2957
2958            // Check if metadata already exists (e.g., for remote images)
2959            let needs_metadata =
2960                cx.read_entity(&image_item, |item, _| item.image_metadata.is_none())?;
2961
2962            if needs_metadata {
2963                let project = weak_project.upgrade().context("Project dropped")?;
2964                let metadata =
2965                    ImageItem::load_image_metadata(image_item.clone(), project, cx).await?;
2966                image_item.update(cx, |image_item, cx| {
2967                    image_item.image_metadata = Some(metadata);
2968                    cx.emit(ImageItemEvent::MetadataUpdated);
2969                })?;
2970            }
2971
2972            Ok(image_item)
2973        })
2974    }
2975
2976    async fn send_buffer_ordered_messages(
2977        project: WeakEntity<Self>,
2978        rx: UnboundedReceiver<BufferOrderedMessage>,
2979        cx: &mut AsyncApp,
2980    ) -> Result<()> {
2981        const MAX_BATCH_SIZE: usize = 128;
2982
2983        let mut operations_by_buffer_id = HashMap::default();
2984        async fn flush_operations(
2985            this: &WeakEntity<Project>,
2986            operations_by_buffer_id: &mut HashMap<BufferId, Vec<proto::Operation>>,
2987            needs_resync_with_host: &mut bool,
2988            is_local: bool,
2989            cx: &mut AsyncApp,
2990        ) -> Result<()> {
2991            for (buffer_id, operations) in operations_by_buffer_id.drain() {
2992                let request = this.read_with(cx, |this, _| {
2993                    let project_id = this.remote_id()?;
2994                    Some(this.collab_client.request(proto::UpdateBuffer {
2995                        buffer_id: buffer_id.into(),
2996                        project_id,
2997                        operations,
2998                    }))
2999                })?;
3000                if let Some(request) = request
3001                    && request.await.is_err()
3002                    && !is_local
3003                {
3004                    *needs_resync_with_host = true;
3005                    break;
3006                }
3007            }
3008            Ok(())
3009        }
3010
3011        let mut needs_resync_with_host = false;
3012        let mut changes = rx.ready_chunks(MAX_BATCH_SIZE);
3013
3014        while let Some(changes) = changes.next().await {
3015            let is_local = project.read_with(cx, |this, _| this.is_local())?;
3016
3017            for change in changes {
3018                match change {
3019                    BufferOrderedMessage::Operation {
3020                        buffer_id,
3021                        operation,
3022                    } => {
3023                        if needs_resync_with_host {
3024                            continue;
3025                        }
3026
3027                        operations_by_buffer_id
3028                            .entry(buffer_id)
3029                            .or_insert(Vec::new())
3030                            .push(operation);
3031                    }
3032
3033                    BufferOrderedMessage::Resync => {
3034                        operations_by_buffer_id.clear();
3035                        if project
3036                            .update(cx, |this, cx| this.synchronize_remote_buffers(cx))?
3037                            .await
3038                            .is_ok()
3039                        {
3040                            needs_resync_with_host = false;
3041                        }
3042                    }
3043
3044                    BufferOrderedMessage::LanguageServerUpdate {
3045                        language_server_id,
3046                        message,
3047                        name,
3048                    } => {
3049                        flush_operations(
3050                            &project,
3051                            &mut operations_by_buffer_id,
3052                            &mut needs_resync_with_host,
3053                            is_local,
3054                            cx,
3055                        )
3056                        .await?;
3057
3058                        project.read_with(cx, |project, _| {
3059                            if let Some(project_id) = project.remote_id() {
3060                                project
3061                                    .collab_client
3062                                    .send(proto::UpdateLanguageServer {
3063                                        project_id,
3064                                        server_name: name.map(|name| String::from(name.0)),
3065                                        language_server_id: language_server_id.to_proto(),
3066                                        variant: Some(message),
3067                                    })
3068                                    .log_err();
3069                            }
3070                        })?;
3071                    }
3072                }
3073            }
3074
3075            flush_operations(
3076                &project,
3077                &mut operations_by_buffer_id,
3078                &mut needs_resync_with_host,
3079                is_local,
3080                cx,
3081            )
3082            .await?;
3083        }
3084
3085        Ok(())
3086    }
3087
3088    fn on_buffer_store_event(
3089        &mut self,
3090        _: Entity<BufferStore>,
3091        event: &BufferStoreEvent,
3092        cx: &mut Context<Self>,
3093    ) {
3094        match event {
3095            BufferStoreEvent::BufferAdded(buffer) => {
3096                self.register_buffer(buffer, cx).log_err();
3097            }
3098            BufferStoreEvent::BufferDropped(buffer_id) => {
3099                if let Some(ref remote_client) = self.remote_client {
3100                    remote_client
3101                        .read(cx)
3102                        .proto_client()
3103                        .send(proto::CloseBuffer {
3104                            project_id: 0,
3105                            buffer_id: buffer_id.to_proto(),
3106                        })
3107                        .log_err();
3108                }
3109            }
3110            _ => {}
3111        }
3112    }
3113
3114    fn on_image_store_event(
3115        &mut self,
3116        _: Entity<ImageStore>,
3117        event: &ImageStoreEvent,
3118        cx: &mut Context<Self>,
3119    ) {
3120        match event {
3121            ImageStoreEvent::ImageAdded(image) => {
3122                cx.subscribe(image, |this, image, event, cx| {
3123                    this.on_image_event(image, event, cx);
3124                })
3125                .detach();
3126            }
3127        }
3128    }
3129
3130    fn on_dap_store_event(
3131        &mut self,
3132        _: Entity<DapStore>,
3133        event: &DapStoreEvent,
3134        cx: &mut Context<Self>,
3135    ) {
3136        if let DapStoreEvent::Notification(message) = event {
3137            cx.emit(Event::Toast {
3138                notification_id: "dap".into(),
3139                message: message.clone(),
3140            });
3141        }
3142    }
3143
3144    fn on_lsp_store_event(
3145        &mut self,
3146        _: Entity<LspStore>,
3147        event: &LspStoreEvent,
3148        cx: &mut Context<Self>,
3149    ) {
3150        match event {
3151            LspStoreEvent::DiagnosticsUpdated { server_id, paths } => {
3152                cx.emit(Event::DiagnosticsUpdated {
3153                    paths: paths.clone(),
3154                    language_server_id: *server_id,
3155                })
3156            }
3157            LspStoreEvent::LanguageServerAdded(server_id, name, worktree_id) => cx.emit(
3158                Event::LanguageServerAdded(*server_id, name.clone(), *worktree_id),
3159            ),
3160            LspStoreEvent::LanguageServerRemoved(server_id) => {
3161                cx.emit(Event::LanguageServerRemoved(*server_id))
3162            }
3163            LspStoreEvent::LanguageServerLog(server_id, log_type, string) => cx.emit(
3164                Event::LanguageServerLog(*server_id, log_type.clone(), string.clone()),
3165            ),
3166            LspStoreEvent::LanguageDetected {
3167                buffer,
3168                new_language,
3169            } => {
3170                let Some(_) = new_language else {
3171                    cx.emit(Event::LanguageNotFound(buffer.clone()));
3172                    return;
3173                };
3174            }
3175            LspStoreEvent::RefreshInlayHints {
3176                server_id,
3177                request_id,
3178            } => cx.emit(Event::RefreshInlayHints {
3179                server_id: *server_id,
3180                request_id: *request_id,
3181            }),
3182            LspStoreEvent::RefreshCodeLens => cx.emit(Event::RefreshCodeLens),
3183            LspStoreEvent::LanguageServerPrompt(prompt) => {
3184                cx.emit(Event::LanguageServerPrompt(prompt.clone()))
3185            }
3186            LspStoreEvent::DiskBasedDiagnosticsStarted { language_server_id } => {
3187                cx.emit(Event::DiskBasedDiagnosticsStarted {
3188                    language_server_id: *language_server_id,
3189                });
3190            }
3191            LspStoreEvent::DiskBasedDiagnosticsFinished { language_server_id } => {
3192                cx.emit(Event::DiskBasedDiagnosticsFinished {
3193                    language_server_id: *language_server_id,
3194                });
3195            }
3196            LspStoreEvent::LanguageServerUpdate {
3197                language_server_id,
3198                name,
3199                message,
3200            } => {
3201                if self.is_local() {
3202                    self.enqueue_buffer_ordered_message(
3203                        BufferOrderedMessage::LanguageServerUpdate {
3204                            language_server_id: *language_server_id,
3205                            message: message.clone(),
3206                            name: name.clone(),
3207                        },
3208                    )
3209                    .ok();
3210                }
3211
3212                match message {
3213                    proto::update_language_server::Variant::MetadataUpdated(update) => {
3214                        self.lsp_store.update(cx, |lsp_store, _| {
3215                            if let Some(capabilities) = update
3216                                .capabilities
3217                                .as_ref()
3218                                .and_then(|capabilities| serde_json::from_str(capabilities).ok())
3219                            {
3220                                lsp_store
3221                                    .lsp_server_capabilities
3222                                    .insert(*language_server_id, capabilities);
3223                            }
3224
3225                            if let Some(language_server_status) = lsp_store
3226                                .language_server_statuses
3227                                .get_mut(language_server_id)
3228                            {
3229                                if let Some(binary) = &update.binary {
3230                                    language_server_status.binary = Some(LanguageServerBinary {
3231                                        path: PathBuf::from(&binary.path),
3232                                        arguments: binary
3233                                            .arguments
3234                                            .iter()
3235                                            .map(OsString::from)
3236                                            .collect(),
3237                                        env: None,
3238                                    });
3239                                }
3240
3241                                language_server_status.configuration = update
3242                                    .configuration
3243                                    .as_ref()
3244                                    .and_then(|config_str| serde_json::from_str(config_str).ok());
3245
3246                                language_server_status.workspace_folders = update
3247                                    .workspace_folders
3248                                    .iter()
3249                                    .filter_map(|uri_str| lsp::Uri::from_str(uri_str).ok())
3250                                    .collect();
3251                            }
3252                        });
3253                    }
3254                    proto::update_language_server::Variant::RegisteredForBuffer(update) => {
3255                        if let Some(buffer_id) = BufferId::new(update.buffer_id).ok() {
3256                            cx.emit(Event::LanguageServerBufferRegistered {
3257                                buffer_id,
3258                                server_id: *language_server_id,
3259                                buffer_abs_path: PathBuf::from(&update.buffer_abs_path),
3260                                name: name.clone(),
3261                            });
3262                        }
3263                    }
3264                    _ => (),
3265                }
3266            }
3267            LspStoreEvent::Notification(message) => cx.emit(Event::Toast {
3268                notification_id: "lsp".into(),
3269                message: message.clone(),
3270            }),
3271            LspStoreEvent::SnippetEdit {
3272                buffer_id,
3273                edits,
3274                most_recent_edit,
3275            } => {
3276                if most_recent_edit.replica_id == self.replica_id() {
3277                    cx.emit(Event::SnippetEdit(*buffer_id, edits.clone()))
3278                }
3279            }
3280            LspStoreEvent::WorkspaceEditApplied(transaction) => {
3281                cx.emit(Event::WorkspaceEditApplied(transaction.clone()))
3282            }
3283        }
3284    }
3285
3286    fn on_remote_client_event(
3287        &mut self,
3288        _: Entity<RemoteClient>,
3289        event: &remote::RemoteClientEvent,
3290        cx: &mut Context<Self>,
3291    ) {
3292        match event {
3293            remote::RemoteClientEvent::Disconnected => {
3294                self.worktree_store.update(cx, |store, cx| {
3295                    store.disconnected_from_host(cx);
3296                });
3297                self.buffer_store.update(cx, |buffer_store, cx| {
3298                    buffer_store.disconnected_from_host(cx)
3299                });
3300                self.lsp_store.update(cx, |lsp_store, _cx| {
3301                    lsp_store.disconnected_from_ssh_remote()
3302                });
3303                cx.emit(Event::DisconnectedFromRemote);
3304            }
3305        }
3306    }
3307
3308    fn on_settings_observer_event(
3309        &mut self,
3310        _: Entity<SettingsObserver>,
3311        event: &SettingsObserverEvent,
3312        cx: &mut Context<Self>,
3313    ) {
3314        match event {
3315            SettingsObserverEvent::LocalSettingsUpdated(result) => match result {
3316                Err(InvalidSettingsError::LocalSettings { message, path }) => {
3317                    let message = format!("Failed to set local settings in {path:?}:\n{message}");
3318                    cx.emit(Event::Toast {
3319                        notification_id: format!("local-settings-{path:?}").into(),
3320                        message,
3321                    });
3322                }
3323                Ok(path) => cx.emit(Event::HideToast {
3324                    notification_id: format!("local-settings-{path:?}").into(),
3325                }),
3326                Err(_) => {}
3327            },
3328            SettingsObserverEvent::LocalTasksUpdated(result) => match result {
3329                Err(InvalidSettingsError::Tasks { message, path }) => {
3330                    let message = format!("Failed to set local tasks in {path:?}:\n{message}");
3331                    cx.emit(Event::Toast {
3332                        notification_id: format!("local-tasks-{path:?}").into(),
3333                        message,
3334                    });
3335                }
3336                Ok(path) => cx.emit(Event::HideToast {
3337                    notification_id: format!("local-tasks-{path:?}").into(),
3338                }),
3339                Err(_) => {}
3340            },
3341            SettingsObserverEvent::LocalDebugScenariosUpdated(result) => match result {
3342                Err(InvalidSettingsError::Debug { message, path }) => {
3343                    let message =
3344                        format!("Failed to set local debug scenarios in {path:?}:\n{message}");
3345                    cx.emit(Event::Toast {
3346                        notification_id: format!("local-debug-scenarios-{path:?}").into(),
3347                        message,
3348                    });
3349                }
3350                Ok(path) => cx.emit(Event::HideToast {
3351                    notification_id: format!("local-debug-scenarios-{path:?}").into(),
3352                }),
3353                Err(_) => {}
3354            },
3355        }
3356    }
3357
3358    fn on_worktree_store_event(
3359        &mut self,
3360        _: Entity<WorktreeStore>,
3361        event: &WorktreeStoreEvent,
3362        cx: &mut Context<Self>,
3363    ) {
3364        match event {
3365            WorktreeStoreEvent::WorktreeAdded(worktree) => {
3366                self.on_worktree_added(worktree, cx);
3367                cx.emit(Event::WorktreeAdded(worktree.read(cx).id()));
3368            }
3369            WorktreeStoreEvent::WorktreeRemoved(_, id) => {
3370                cx.emit(Event::WorktreeRemoved(*id));
3371            }
3372            WorktreeStoreEvent::WorktreeReleased(_, id) => {
3373                self.on_worktree_released(*id, cx);
3374            }
3375            WorktreeStoreEvent::WorktreeOrderChanged => cx.emit(Event::WorktreeOrderChanged),
3376            WorktreeStoreEvent::WorktreeUpdateSent(_) => {}
3377            WorktreeStoreEvent::WorktreeUpdatedEntries(worktree_id, changes) => {
3378                self.client()
3379                    .telemetry()
3380                    .report_discovered_project_type_events(*worktree_id, changes);
3381                cx.emit(Event::WorktreeUpdatedEntries(*worktree_id, changes.clone()))
3382            }
3383            WorktreeStoreEvent::WorktreeDeletedEntry(worktree_id, id) => {
3384                cx.emit(Event::DeletedEntry(*worktree_id, *id))
3385            }
3386            // Listen to the GitStore instead.
3387            WorktreeStoreEvent::WorktreeUpdatedGitRepositories(_, _) => {}
3388        }
3389    }
3390
3391    fn on_worktree_added(&mut self, worktree: &Entity<Worktree>, _: &mut Context<Self>) {
3392        let mut remotely_created_models = self.remotely_created_models.lock();
3393        if remotely_created_models.retain_count > 0 {
3394            remotely_created_models.worktrees.push(worktree.clone())
3395        }
3396    }
3397
3398    fn on_worktree_released(&mut self, id_to_remove: WorktreeId, cx: &mut Context<Self>) {
3399        if let Some(remote) = &self.remote_client {
3400            remote
3401                .read(cx)
3402                .proto_client()
3403                .send(proto::RemoveWorktree {
3404                    worktree_id: id_to_remove.to_proto(),
3405                })
3406                .log_err();
3407        }
3408    }
3409
3410    fn on_buffer_event(
3411        &mut self,
3412        buffer: Entity<Buffer>,
3413        event: &BufferEvent,
3414        cx: &mut Context<Self>,
3415    ) -> Option<()> {
3416        if matches!(event, BufferEvent::Edited | BufferEvent::Reloaded) {
3417            self.request_buffer_diff_recalculation(&buffer, cx);
3418        }
3419
3420        let buffer_id = buffer.read(cx).remote_id();
3421        match event {
3422            BufferEvent::ReloadNeeded => {
3423                if !self.is_via_collab() {
3424                    self.reload_buffers([buffer.clone()].into_iter().collect(), true, cx)
3425                        .detach_and_log_err(cx);
3426                }
3427            }
3428            BufferEvent::Operation {
3429                operation,
3430                is_local: true,
3431            } => {
3432                let operation = language::proto::serialize_operation(operation);
3433
3434                if let Some(remote) = &self.remote_client {
3435                    remote
3436                        .read(cx)
3437                        .proto_client()
3438                        .send(proto::UpdateBuffer {
3439                            project_id: 0,
3440                            buffer_id: buffer_id.to_proto(),
3441                            operations: vec![operation.clone()],
3442                        })
3443                        .ok();
3444                }
3445
3446                self.enqueue_buffer_ordered_message(BufferOrderedMessage::Operation {
3447                    buffer_id,
3448                    operation,
3449                })
3450                .ok();
3451            }
3452
3453            _ => {}
3454        }
3455
3456        None
3457    }
3458
3459    fn on_image_event(
3460        &mut self,
3461        image: Entity<ImageItem>,
3462        event: &ImageItemEvent,
3463        cx: &mut Context<Self>,
3464    ) -> Option<()> {
3465        // TODO: handle image events from remote
3466        if let ImageItemEvent::ReloadNeeded = event
3467            && !self.is_via_collab()
3468        {
3469            self.reload_images([image].into_iter().collect(), cx)
3470                .detach_and_log_err(cx);
3471        }
3472
3473        None
3474    }
3475
3476    fn request_buffer_diff_recalculation(
3477        &mut self,
3478        buffer: &Entity<Buffer>,
3479        cx: &mut Context<Self>,
3480    ) {
3481        self.buffers_needing_diff.insert(buffer.downgrade());
3482        let first_insertion = self.buffers_needing_diff.len() == 1;
3483        let settings = ProjectSettings::get_global(cx);
3484        let delay = settings.git.gutter_debounce;
3485
3486        if delay == 0 {
3487            if first_insertion {
3488                let this = cx.weak_entity();
3489                cx.defer(move |cx| {
3490                    if let Some(this) = this.upgrade() {
3491                        this.update(cx, |this, cx| {
3492                            this.recalculate_buffer_diffs(cx).detach();
3493                        });
3494                    }
3495                });
3496            }
3497            return;
3498        }
3499
3500        const MIN_DELAY: u64 = 50;
3501        let delay = delay.max(MIN_DELAY);
3502        let duration = Duration::from_millis(delay);
3503
3504        self.git_diff_debouncer
3505            .fire_new(duration, cx, move |this, cx| {
3506                this.recalculate_buffer_diffs(cx)
3507            });
3508    }
3509
3510    fn recalculate_buffer_diffs(&mut self, cx: &mut Context<Self>) -> Task<()> {
3511        cx.spawn(async move |this, cx| {
3512            loop {
3513                let task = this
3514                    .update(cx, |this, cx| {
3515                        let buffers = this
3516                            .buffers_needing_diff
3517                            .drain()
3518                            .filter_map(|buffer| buffer.upgrade())
3519                            .collect::<Vec<_>>();
3520                        if buffers.is_empty() {
3521                            None
3522                        } else {
3523                            Some(this.git_store.update(cx, |git_store, cx| {
3524                                git_store.recalculate_buffer_diffs(buffers, cx)
3525                            }))
3526                        }
3527                    })
3528                    .ok()
3529                    .flatten();
3530
3531                if let Some(task) = task {
3532                    task.await;
3533                } else {
3534                    break;
3535                }
3536            }
3537        })
3538    }
3539
3540    pub fn set_language_for_buffer(
3541        &mut self,
3542        buffer: &Entity<Buffer>,
3543        new_language: Arc<Language>,
3544        cx: &mut Context<Self>,
3545    ) {
3546        self.lsp_store.update(cx, |lsp_store, cx| {
3547            lsp_store.set_language_for_buffer(buffer, new_language, cx)
3548        })
3549    }
3550
3551    pub fn restart_language_servers_for_buffers(
3552        &mut self,
3553        buffers: Vec<Entity<Buffer>>,
3554        only_restart_servers: HashSet<LanguageServerSelector>,
3555        cx: &mut Context<Self>,
3556    ) {
3557        self.lsp_store.update(cx, |lsp_store, cx| {
3558            lsp_store.restart_language_servers_for_buffers(buffers, only_restart_servers, cx)
3559        })
3560    }
3561
3562    pub fn stop_language_servers_for_buffers(
3563        &mut self,
3564        buffers: Vec<Entity<Buffer>>,
3565        also_restart_servers: HashSet<LanguageServerSelector>,
3566        cx: &mut Context<Self>,
3567    ) {
3568        self.lsp_store
3569            .update(cx, |lsp_store, cx| {
3570                lsp_store.stop_language_servers_for_buffers(buffers, also_restart_servers, cx)
3571            })
3572            .detach_and_log_err(cx);
3573    }
3574
3575    pub fn cancel_language_server_work_for_buffers(
3576        &mut self,
3577        buffers: impl IntoIterator<Item = Entity<Buffer>>,
3578        cx: &mut Context<Self>,
3579    ) {
3580        self.lsp_store.update(cx, |lsp_store, cx| {
3581            lsp_store.cancel_language_server_work_for_buffers(buffers, cx)
3582        })
3583    }
3584
3585    pub fn cancel_language_server_work(
3586        &mut self,
3587        server_id: LanguageServerId,
3588        token_to_cancel: Option<ProgressToken>,
3589        cx: &mut Context<Self>,
3590    ) {
3591        self.lsp_store.update(cx, |lsp_store, cx| {
3592            lsp_store.cancel_language_server_work(server_id, token_to_cancel, cx)
3593        })
3594    }
3595
3596    fn enqueue_buffer_ordered_message(&mut self, message: BufferOrderedMessage) -> Result<()> {
3597        self.buffer_ordered_messages_tx
3598            .unbounded_send(message)
3599            .map_err(|e| anyhow!(e))
3600    }
3601
3602    pub fn available_toolchains(
3603        &self,
3604        path: ProjectPath,
3605        language_name: LanguageName,
3606        cx: &App,
3607    ) -> Task<Option<Toolchains>> {
3608        if let Some(toolchain_store) = self.toolchain_store.as_ref().map(Entity::downgrade) {
3609            cx.spawn(async move |cx| {
3610                toolchain_store
3611                    .update(cx, |this, cx| this.list_toolchains(path, language_name, cx))
3612                    .ok()?
3613                    .await
3614            })
3615        } else {
3616            Task::ready(None)
3617        }
3618    }
3619
3620    pub async fn toolchain_metadata(
3621        languages: Arc<LanguageRegistry>,
3622        language_name: LanguageName,
3623    ) -> Option<ToolchainMetadata> {
3624        languages
3625            .language_for_name(language_name.as_ref())
3626            .await
3627            .ok()?
3628            .toolchain_lister()
3629            .map(|lister| lister.meta())
3630    }
3631
3632    pub fn add_toolchain(
3633        &self,
3634        toolchain: Toolchain,
3635        scope: ToolchainScope,
3636        cx: &mut Context<Self>,
3637    ) {
3638        maybe!({
3639            self.toolchain_store.as_ref()?.update(cx, |this, cx| {
3640                this.add_toolchain(toolchain, scope, cx);
3641            });
3642            Some(())
3643        });
3644    }
3645
3646    pub fn remove_toolchain(
3647        &self,
3648        toolchain: Toolchain,
3649        scope: ToolchainScope,
3650        cx: &mut Context<Self>,
3651    ) {
3652        maybe!({
3653            self.toolchain_store.as_ref()?.update(cx, |this, cx| {
3654                this.remove_toolchain(toolchain, scope, cx);
3655            });
3656            Some(())
3657        });
3658    }
3659
3660    pub fn user_toolchains(
3661        &self,
3662        cx: &App,
3663    ) -> Option<BTreeMap<ToolchainScope, IndexSet<Toolchain>>> {
3664        Some(self.toolchain_store.as_ref()?.read(cx).user_toolchains())
3665    }
3666
3667    pub fn resolve_toolchain(
3668        &self,
3669        path: PathBuf,
3670        language_name: LanguageName,
3671        cx: &App,
3672    ) -> Task<Result<Toolchain>> {
3673        if let Some(toolchain_store) = self.toolchain_store.as_ref().map(Entity::downgrade) {
3674            cx.spawn(async move |cx| {
3675                toolchain_store
3676                    .update(cx, |this, cx| {
3677                        this.resolve_toolchain(path, language_name, cx)
3678                    })?
3679                    .await
3680            })
3681        } else {
3682            Task::ready(Err(anyhow!("This project does not support toolchains")))
3683        }
3684    }
3685
3686    pub fn toolchain_store(&self) -> Option<Entity<ToolchainStore>> {
3687        self.toolchain_store.clone()
3688    }
3689    pub fn activate_toolchain(
3690        &self,
3691        path: ProjectPath,
3692        toolchain: Toolchain,
3693        cx: &mut App,
3694    ) -> Task<Option<()>> {
3695        let Some(toolchain_store) = self.toolchain_store.clone() else {
3696            return Task::ready(None);
3697        };
3698        toolchain_store.update(cx, |this, cx| this.activate_toolchain(path, toolchain, cx))
3699    }
3700    pub fn active_toolchain(
3701        &self,
3702        path: ProjectPath,
3703        language_name: LanguageName,
3704        cx: &App,
3705    ) -> Task<Option<Toolchain>> {
3706        let Some(toolchain_store) = self.toolchain_store.clone() else {
3707            return Task::ready(None);
3708        };
3709        toolchain_store
3710            .read(cx)
3711            .active_toolchain(path, language_name, cx)
3712    }
3713    pub fn language_server_statuses<'a>(
3714        &'a self,
3715        cx: &'a App,
3716    ) -> impl DoubleEndedIterator<Item = (LanguageServerId, &'a LanguageServerStatus)> {
3717        self.lsp_store.read(cx).language_server_statuses()
3718    }
3719
3720    pub fn last_formatting_failure<'a>(&self, cx: &'a App) -> Option<&'a str> {
3721        self.lsp_store.read(cx).last_formatting_failure()
3722    }
3723
3724    pub fn reset_last_formatting_failure(&self, cx: &mut App) {
3725        self.lsp_store
3726            .update(cx, |store, _| store.reset_last_formatting_failure());
3727    }
3728
3729    pub fn reload_buffers(
3730        &self,
3731        buffers: HashSet<Entity<Buffer>>,
3732        push_to_history: bool,
3733        cx: &mut Context<Self>,
3734    ) -> Task<Result<ProjectTransaction>> {
3735        self.buffer_store.update(cx, |buffer_store, cx| {
3736            buffer_store.reload_buffers(buffers, push_to_history, cx)
3737        })
3738    }
3739
3740    pub fn reload_images(
3741        &self,
3742        images: HashSet<Entity<ImageItem>>,
3743        cx: &mut Context<Self>,
3744    ) -> Task<Result<()>> {
3745        self.image_store
3746            .update(cx, |image_store, cx| image_store.reload_images(images, cx))
3747    }
3748
3749    pub fn format(
3750        &mut self,
3751        buffers: HashSet<Entity<Buffer>>,
3752        target: LspFormatTarget,
3753        push_to_history: bool,
3754        trigger: lsp_store::FormatTrigger,
3755        cx: &mut Context<Project>,
3756    ) -> Task<anyhow::Result<ProjectTransaction>> {
3757        self.lsp_store.update(cx, |lsp_store, cx| {
3758            lsp_store.format(buffers, target, push_to_history, trigger, cx)
3759        })
3760    }
3761
3762    pub fn definitions<T: ToPointUtf16>(
3763        &mut self,
3764        buffer: &Entity<Buffer>,
3765        position: T,
3766        cx: &mut Context<Self>,
3767    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3768        let position = position.to_point_utf16(buffer.read(cx));
3769        let guard = self.retain_remotely_created_models(cx);
3770        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3771            lsp_store.definitions(buffer, position, cx)
3772        });
3773        cx.background_spawn(async move {
3774            let result = task.await;
3775            drop(guard);
3776            result
3777        })
3778    }
3779
3780    pub fn declarations<T: ToPointUtf16>(
3781        &mut self,
3782        buffer: &Entity<Buffer>,
3783        position: T,
3784        cx: &mut Context<Self>,
3785    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3786        let position = position.to_point_utf16(buffer.read(cx));
3787        let guard = self.retain_remotely_created_models(cx);
3788        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3789            lsp_store.declarations(buffer, position, cx)
3790        });
3791        cx.background_spawn(async move {
3792            let result = task.await;
3793            drop(guard);
3794            result
3795        })
3796    }
3797
3798    pub fn type_definitions<T: ToPointUtf16>(
3799        &mut self,
3800        buffer: &Entity<Buffer>,
3801        position: T,
3802        cx: &mut Context<Self>,
3803    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3804        let position = position.to_point_utf16(buffer.read(cx));
3805        let guard = self.retain_remotely_created_models(cx);
3806        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3807            lsp_store.type_definitions(buffer, position, cx)
3808        });
3809        cx.background_spawn(async move {
3810            let result = task.await;
3811            drop(guard);
3812            result
3813        })
3814    }
3815
3816    pub fn implementations<T: ToPointUtf16>(
3817        &mut self,
3818        buffer: &Entity<Buffer>,
3819        position: T,
3820        cx: &mut Context<Self>,
3821    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3822        let position = position.to_point_utf16(buffer.read(cx));
3823        let guard = self.retain_remotely_created_models(cx);
3824        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3825            lsp_store.implementations(buffer, position, cx)
3826        });
3827        cx.background_spawn(async move {
3828            let result = task.await;
3829            drop(guard);
3830            result
3831        })
3832    }
3833
3834    pub fn references<T: ToPointUtf16>(
3835        &mut self,
3836        buffer: &Entity<Buffer>,
3837        position: T,
3838        cx: &mut Context<Self>,
3839    ) -> Task<Result<Option<Vec<Location>>>> {
3840        let position = position.to_point_utf16(buffer.read(cx));
3841        let guard = self.retain_remotely_created_models(cx);
3842        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3843            lsp_store.references(buffer, position, cx)
3844        });
3845        cx.background_spawn(async move {
3846            let result = task.await;
3847            drop(guard);
3848            result
3849        })
3850    }
3851
3852    pub fn document_highlights<T: ToPointUtf16>(
3853        &mut self,
3854        buffer: &Entity<Buffer>,
3855        position: T,
3856        cx: &mut Context<Self>,
3857    ) -> Task<Result<Vec<DocumentHighlight>>> {
3858        let position = position.to_point_utf16(buffer.read(cx));
3859        self.request_lsp(
3860            buffer.clone(),
3861            LanguageServerToQuery::FirstCapable,
3862            GetDocumentHighlights { position },
3863            cx,
3864        )
3865    }
3866
3867    pub fn document_symbols(
3868        &mut self,
3869        buffer: &Entity<Buffer>,
3870        cx: &mut Context<Self>,
3871    ) -> Task<Result<Vec<DocumentSymbol>>> {
3872        self.request_lsp(
3873            buffer.clone(),
3874            LanguageServerToQuery::FirstCapable,
3875            GetDocumentSymbols,
3876            cx,
3877        )
3878    }
3879
3880    pub fn symbols(&self, query: &str, cx: &mut Context<Self>) -> Task<Result<Vec<Symbol>>> {
3881        self.lsp_store
3882            .update(cx, |lsp_store, cx| lsp_store.symbols(query, cx))
3883    }
3884
3885    pub fn open_buffer_for_symbol(
3886        &mut self,
3887        symbol: &Symbol,
3888        cx: &mut Context<Self>,
3889    ) -> Task<Result<Entity<Buffer>>> {
3890        self.lsp_store.update(cx, |lsp_store, cx| {
3891            lsp_store.open_buffer_for_symbol(symbol, cx)
3892        })
3893    }
3894
3895    pub fn open_server_settings(&mut self, cx: &mut Context<Self>) -> Task<Result<Entity<Buffer>>> {
3896        let guard = self.retain_remotely_created_models(cx);
3897        let Some(remote) = self.remote_client.as_ref() else {
3898            return Task::ready(Err(anyhow!("not an ssh project")));
3899        };
3900
3901        let proto_client = remote.read(cx).proto_client();
3902
3903        cx.spawn(async move |project, cx| {
3904            let buffer = proto_client
3905                .request(proto::OpenServerSettings {
3906                    project_id: REMOTE_SERVER_PROJECT_ID,
3907                })
3908                .await?;
3909
3910            let buffer = project
3911                .update(cx, |project, cx| {
3912                    project.buffer_store.update(cx, |buffer_store, cx| {
3913                        anyhow::Ok(
3914                            buffer_store
3915                                .wait_for_remote_buffer(BufferId::new(buffer.buffer_id)?, cx),
3916                        )
3917                    })
3918                })??
3919                .await;
3920
3921            drop(guard);
3922            buffer
3923        })
3924    }
3925
3926    pub fn open_local_buffer_via_lsp(
3927        &mut self,
3928        abs_path: lsp::Uri,
3929        language_server_id: LanguageServerId,
3930        cx: &mut Context<Self>,
3931    ) -> Task<Result<Entity<Buffer>>> {
3932        self.lsp_store.update(cx, |lsp_store, cx| {
3933            lsp_store.open_local_buffer_via_lsp(abs_path, language_server_id, cx)
3934        })
3935    }
3936
3937    pub fn hover<T: ToPointUtf16>(
3938        &self,
3939        buffer: &Entity<Buffer>,
3940        position: T,
3941        cx: &mut Context<Self>,
3942    ) -> Task<Option<Vec<Hover>>> {
3943        let position = position.to_point_utf16(buffer.read(cx));
3944        self.lsp_store
3945            .update(cx, |lsp_store, cx| lsp_store.hover(buffer, position, cx))
3946    }
3947
3948    pub fn linked_edits(
3949        &self,
3950        buffer: &Entity<Buffer>,
3951        position: Anchor,
3952        cx: &mut Context<Self>,
3953    ) -> Task<Result<Vec<Range<Anchor>>>> {
3954        self.lsp_store.update(cx, |lsp_store, cx| {
3955            lsp_store.linked_edits(buffer, position, cx)
3956        })
3957    }
3958
3959    pub fn completions<T: ToOffset + ToPointUtf16>(
3960        &self,
3961        buffer: &Entity<Buffer>,
3962        position: T,
3963        context: CompletionContext,
3964        cx: &mut Context<Self>,
3965    ) -> Task<Result<Vec<CompletionResponse>>> {
3966        let position = position.to_point_utf16(buffer.read(cx));
3967        self.lsp_store.update(cx, |lsp_store, cx| {
3968            lsp_store.completions(buffer, position, context, cx)
3969        })
3970    }
3971
3972    pub fn code_actions<T: Clone + ToOffset>(
3973        &mut self,
3974        buffer_handle: &Entity<Buffer>,
3975        range: Range<T>,
3976        kinds: Option<Vec<CodeActionKind>>,
3977        cx: &mut Context<Self>,
3978    ) -> Task<Result<Option<Vec<CodeAction>>>> {
3979        let buffer = buffer_handle.read(cx);
3980        let range = buffer.anchor_before(range.start)..buffer.anchor_before(range.end);
3981        self.lsp_store.update(cx, |lsp_store, cx| {
3982            lsp_store.code_actions(buffer_handle, range, kinds, cx)
3983        })
3984    }
3985
3986    pub fn code_lens_actions<T: Clone + ToOffset>(
3987        &mut self,
3988        buffer: &Entity<Buffer>,
3989        range: Range<T>,
3990        cx: &mut Context<Self>,
3991    ) -> Task<Result<Option<Vec<CodeAction>>>> {
3992        let snapshot = buffer.read(cx).snapshot();
3993        let range = range.to_point(&snapshot);
3994        let range_start = snapshot.anchor_before(range.start);
3995        let range_end = if range.start == range.end {
3996            range_start
3997        } else {
3998            snapshot.anchor_after(range.end)
3999        };
4000        let range = range_start..range_end;
4001        let code_lens_actions = self
4002            .lsp_store
4003            .update(cx, |lsp_store, cx| lsp_store.code_lens_actions(buffer, cx));
4004
4005        cx.background_spawn(async move {
4006            let mut code_lens_actions = code_lens_actions
4007                .await
4008                .map_err(|e| anyhow!("code lens fetch failed: {e:#}"))?;
4009            if let Some(code_lens_actions) = &mut code_lens_actions {
4010                code_lens_actions.retain(|code_lens_action| {
4011                    range
4012                        .start
4013                        .cmp(&code_lens_action.range.start, &snapshot)
4014                        .is_ge()
4015                        && range
4016                            .end
4017                            .cmp(&code_lens_action.range.end, &snapshot)
4018                            .is_le()
4019                });
4020            }
4021            Ok(code_lens_actions)
4022        })
4023    }
4024
4025    pub fn apply_code_action(
4026        &self,
4027        buffer_handle: Entity<Buffer>,
4028        action: CodeAction,
4029        push_to_history: bool,
4030        cx: &mut Context<Self>,
4031    ) -> Task<Result<ProjectTransaction>> {
4032        self.lsp_store.update(cx, |lsp_store, cx| {
4033            lsp_store.apply_code_action(buffer_handle, action, push_to_history, cx)
4034        })
4035    }
4036
4037    pub fn apply_code_action_kind(
4038        &self,
4039        buffers: HashSet<Entity<Buffer>>,
4040        kind: CodeActionKind,
4041        push_to_history: bool,
4042        cx: &mut Context<Self>,
4043    ) -> Task<Result<ProjectTransaction>> {
4044        self.lsp_store.update(cx, |lsp_store, cx| {
4045            lsp_store.apply_code_action_kind(buffers, kind, push_to_history, cx)
4046        })
4047    }
4048
4049    pub fn prepare_rename<T: ToPointUtf16>(
4050        &mut self,
4051        buffer: Entity<Buffer>,
4052        position: T,
4053        cx: &mut Context<Self>,
4054    ) -> Task<Result<PrepareRenameResponse>> {
4055        let position = position.to_point_utf16(buffer.read(cx));
4056        self.request_lsp(
4057            buffer,
4058            LanguageServerToQuery::FirstCapable,
4059            PrepareRename { position },
4060            cx,
4061        )
4062    }
4063
4064    pub fn perform_rename<T: ToPointUtf16>(
4065        &mut self,
4066        buffer: Entity<Buffer>,
4067        position: T,
4068        new_name: String,
4069        cx: &mut Context<Self>,
4070    ) -> Task<Result<ProjectTransaction>> {
4071        let push_to_history = true;
4072        let position = position.to_point_utf16(buffer.read(cx));
4073        self.request_lsp(
4074            buffer,
4075            LanguageServerToQuery::FirstCapable,
4076            PerformRename {
4077                position,
4078                new_name,
4079                push_to_history,
4080            },
4081            cx,
4082        )
4083    }
4084
4085    pub fn on_type_format<T: ToPointUtf16>(
4086        &mut self,
4087        buffer: Entity<Buffer>,
4088        position: T,
4089        trigger: String,
4090        push_to_history: bool,
4091        cx: &mut Context<Self>,
4092    ) -> Task<Result<Option<Transaction>>> {
4093        self.lsp_store.update(cx, |lsp_store, cx| {
4094            lsp_store.on_type_format(buffer, position, trigger, push_to_history, cx)
4095        })
4096    }
4097
4098    pub fn inline_values(
4099        &mut self,
4100        session: Entity<Session>,
4101        active_stack_frame: ActiveStackFrame,
4102        buffer_handle: Entity<Buffer>,
4103        range: Range<text::Anchor>,
4104        cx: &mut Context<Self>,
4105    ) -> Task<anyhow::Result<Vec<InlayHint>>> {
4106        let snapshot = buffer_handle.read(cx).snapshot();
4107
4108        let captures =
4109            snapshot.debug_variables_query(Anchor::min_for_buffer(snapshot.remote_id())..range.end);
4110
4111        let row = snapshot
4112            .summary_for_anchor::<text::PointUtf16>(&range.end)
4113            .row as usize;
4114
4115        let inline_value_locations = provide_inline_values(captures, &snapshot, row);
4116
4117        let stack_frame_id = active_stack_frame.stack_frame_id;
4118        cx.spawn(async move |this, cx| {
4119            this.update(cx, |project, cx| {
4120                project.dap_store().update(cx, |dap_store, cx| {
4121                    dap_store.resolve_inline_value_locations(
4122                        session,
4123                        stack_frame_id,
4124                        buffer_handle,
4125                        inline_value_locations,
4126                        cx,
4127                    )
4128                })
4129            })?
4130            .await
4131        })
4132    }
4133
4134    fn search_impl(&mut self, query: SearchQuery, cx: &mut Context<Self>) -> SearchResultsHandle {
4135        let client: Option<(AnyProtoClient, _)> = if let Some(ssh_client) = &self.remote_client {
4136            Some((ssh_client.read(cx).proto_client(), 0))
4137        } else if let Some(remote_id) = self.remote_id() {
4138            self.is_local()
4139                .not()
4140                .then(|| (self.collab_client.clone().into(), remote_id))
4141        } else {
4142            None
4143        };
4144        let searcher = if query.is_opened_only() {
4145            project_search::Search::open_buffers_only(
4146                self.buffer_store.clone(),
4147                self.worktree_store.clone(),
4148                project_search::Search::MAX_SEARCH_RESULT_FILES + 1,
4149            )
4150        } else {
4151            match client {
4152                Some((client, remote_id)) => project_search::Search::remote(
4153                    self.buffer_store.clone(),
4154                    self.worktree_store.clone(),
4155                    project_search::Search::MAX_SEARCH_RESULT_FILES + 1,
4156                    (client, remote_id, self.remotely_created_models.clone()),
4157                ),
4158                None => project_search::Search::local(
4159                    self.fs.clone(),
4160                    self.buffer_store.clone(),
4161                    self.worktree_store.clone(),
4162                    project_search::Search::MAX_SEARCH_RESULT_FILES + 1,
4163                    cx,
4164                ),
4165            }
4166        };
4167        searcher.into_handle(query, cx)
4168    }
4169
4170    pub fn search(
4171        &mut self,
4172        query: SearchQuery,
4173        cx: &mut Context<Self>,
4174    ) -> SearchResults<SearchResult> {
4175        self.search_impl(query, cx).results(cx)
4176    }
4177
4178    pub fn request_lsp<R: LspCommand>(
4179        &mut self,
4180        buffer_handle: Entity<Buffer>,
4181        server: LanguageServerToQuery,
4182        request: R,
4183        cx: &mut Context<Self>,
4184    ) -> Task<Result<R::Response>>
4185    where
4186        <R::LspRequest as lsp::request::Request>::Result: Send,
4187        <R::LspRequest as lsp::request::Request>::Params: Send,
4188    {
4189        let guard = self.retain_remotely_created_models(cx);
4190        let task = self.lsp_store.update(cx, |lsp_store, cx| {
4191            lsp_store.request_lsp(buffer_handle, server, request, cx)
4192        });
4193        cx.background_spawn(async move {
4194            let result = task.await;
4195            drop(guard);
4196            result
4197        })
4198    }
4199
4200    /// Move a worktree to a new position in the worktree order.
4201    ///
4202    /// The worktree will moved to the opposite side of the destination worktree.
4203    ///
4204    /// # Example
4205    ///
4206    /// Given the worktree order `[11, 22, 33]` and a call to move worktree `22` to `33`,
4207    /// worktree_order will be updated to produce the indexes `[11, 33, 22]`.
4208    ///
4209    /// Given the worktree order `[11, 22, 33]` and a call to move worktree `22` to `11`,
4210    /// worktree_order will be updated to produce the indexes `[22, 11, 33]`.
4211    ///
4212    /// # Errors
4213    ///
4214    /// An error will be returned if the worktree or destination worktree are not found.
4215    pub fn move_worktree(
4216        &mut self,
4217        source: WorktreeId,
4218        destination: WorktreeId,
4219        cx: &mut Context<Self>,
4220    ) -> Result<()> {
4221        self.worktree_store.update(cx, |worktree_store, cx| {
4222            worktree_store.move_worktree(source, destination, cx)
4223        })
4224    }
4225
4226    pub fn find_or_create_worktree(
4227        &mut self,
4228        abs_path: impl AsRef<Path>,
4229        visible: bool,
4230        cx: &mut Context<Self>,
4231    ) -> Task<Result<(Entity<Worktree>, Arc<RelPath>)>> {
4232        self.worktree_store.update(cx, |worktree_store, cx| {
4233            worktree_store.find_or_create_worktree(abs_path, visible, cx)
4234        })
4235    }
4236
4237    pub fn find_worktree(
4238        &self,
4239        abs_path: &Path,
4240        cx: &App,
4241    ) -> Option<(Entity<Worktree>, Arc<RelPath>)> {
4242        self.worktree_store.read(cx).find_worktree(abs_path, cx)
4243    }
4244
4245    pub fn is_shared(&self) -> bool {
4246        match &self.client_state {
4247            ProjectClientState::Shared { .. } => true,
4248            ProjectClientState::Local => false,
4249            ProjectClientState::Remote { .. } => true,
4250        }
4251    }
4252
4253    /// Returns the resolved version of `path`, that was found in `buffer`, if it exists.
4254    pub fn resolve_path_in_buffer(
4255        &self,
4256        path: &str,
4257        buffer: &Entity<Buffer>,
4258        cx: &mut Context<Self>,
4259    ) -> Task<Option<ResolvedPath>> {
4260        if util::paths::is_absolute(path, self.path_style(cx)) || path.starts_with("~") {
4261            self.resolve_abs_path(path, cx)
4262        } else {
4263            self.resolve_path_in_worktrees(path, buffer, cx)
4264        }
4265    }
4266
4267    pub fn resolve_abs_file_path(
4268        &self,
4269        path: &str,
4270        cx: &mut Context<Self>,
4271    ) -> Task<Option<ResolvedPath>> {
4272        let resolve_task = self.resolve_abs_path(path, cx);
4273        cx.background_spawn(async move {
4274            let resolved_path = resolve_task.await;
4275            resolved_path.filter(|path| path.is_file())
4276        })
4277    }
4278
4279    pub fn resolve_abs_path(&self, path: &str, cx: &App) -> Task<Option<ResolvedPath>> {
4280        if self.is_local() {
4281            let expanded = PathBuf::from(shellexpand::tilde(&path).into_owned());
4282            let fs = self.fs.clone();
4283            cx.background_spawn(async move {
4284                let metadata = fs.metadata(&expanded).await.ok().flatten();
4285
4286                metadata.map(|metadata| ResolvedPath::AbsPath {
4287                    path: expanded.to_string_lossy().into_owned(),
4288                    is_dir: metadata.is_dir,
4289                })
4290            })
4291        } else if let Some(ssh_client) = self.remote_client.as_ref() {
4292            let request = ssh_client
4293                .read(cx)
4294                .proto_client()
4295                .request(proto::GetPathMetadata {
4296                    project_id: REMOTE_SERVER_PROJECT_ID,
4297                    path: path.into(),
4298                });
4299            cx.background_spawn(async move {
4300                let response = request.await.log_err()?;
4301                if response.exists {
4302                    Some(ResolvedPath::AbsPath {
4303                        path: response.path,
4304                        is_dir: response.is_dir,
4305                    })
4306                } else {
4307                    None
4308                }
4309            })
4310        } else {
4311            Task::ready(None)
4312        }
4313    }
4314
4315    fn resolve_path_in_worktrees(
4316        &self,
4317        path: &str,
4318        buffer: &Entity<Buffer>,
4319        cx: &mut Context<Self>,
4320    ) -> Task<Option<ResolvedPath>> {
4321        let mut candidates = vec![];
4322        let path_style = self.path_style(cx);
4323        if let Ok(path) = RelPath::new(path.as_ref(), path_style) {
4324            candidates.push(path.into_arc());
4325        }
4326
4327        if let Some(file) = buffer.read(cx).file()
4328            && let Some(dir) = file.path().parent()
4329        {
4330            if let Some(joined) = path_style.join(&*dir.display(path_style), path)
4331                && let Some(joined) = RelPath::new(joined.as_ref(), path_style).ok()
4332            {
4333                candidates.push(joined.into_arc());
4334            }
4335        }
4336
4337        let buffer_worktree_id = buffer.read(cx).file().map(|file| file.worktree_id(cx));
4338        let worktrees_with_ids: Vec<_> = self
4339            .worktrees(cx)
4340            .map(|worktree| {
4341                let id = worktree.read(cx).id();
4342                (worktree, id)
4343            })
4344            .collect();
4345
4346        cx.spawn(async move |_, cx| {
4347            if let Some(buffer_worktree_id) = buffer_worktree_id
4348                && let Some((worktree, _)) = worktrees_with_ids
4349                    .iter()
4350                    .find(|(_, id)| *id == buffer_worktree_id)
4351            {
4352                for candidate in candidates.iter() {
4353                    if let Some(path) = Self::resolve_path_in_worktree(worktree, candidate, cx) {
4354                        return Some(path);
4355                    }
4356                }
4357            }
4358            for (worktree, id) in worktrees_with_ids {
4359                if Some(id) == buffer_worktree_id {
4360                    continue;
4361                }
4362                for candidate in candidates.iter() {
4363                    if let Some(path) = Self::resolve_path_in_worktree(&worktree, candidate, cx) {
4364                        return Some(path);
4365                    }
4366                }
4367            }
4368            None
4369        })
4370    }
4371
4372    fn resolve_path_in_worktree(
4373        worktree: &Entity<Worktree>,
4374        path: &RelPath,
4375        cx: &mut AsyncApp,
4376    ) -> Option<ResolvedPath> {
4377        worktree
4378            .read_with(cx, |worktree, _| {
4379                worktree.entry_for_path(path).map(|entry| {
4380                    let project_path = ProjectPath {
4381                        worktree_id: worktree.id(),
4382                        path: entry.path.clone(),
4383                    };
4384                    ResolvedPath::ProjectPath {
4385                        project_path,
4386                        is_dir: entry.is_dir(),
4387                    }
4388                })
4389            })
4390            .ok()?
4391    }
4392
4393    pub fn list_directory(
4394        &self,
4395        query: String,
4396        cx: &mut Context<Self>,
4397    ) -> Task<Result<Vec<DirectoryItem>>> {
4398        if self.is_local() {
4399            DirectoryLister::Local(cx.entity(), self.fs.clone()).list_directory(query, cx)
4400        } else if let Some(session) = self.remote_client.as_ref() {
4401            let request = proto::ListRemoteDirectory {
4402                dev_server_id: REMOTE_SERVER_PROJECT_ID,
4403                path: query,
4404                config: Some(proto::ListRemoteDirectoryConfig { is_dir: true }),
4405            };
4406
4407            let response = session.read(cx).proto_client().request(request);
4408            cx.background_spawn(async move {
4409                let proto::ListRemoteDirectoryResponse {
4410                    entries,
4411                    entry_info,
4412                } = response.await?;
4413                Ok(entries
4414                    .into_iter()
4415                    .zip(entry_info)
4416                    .map(|(entry, info)| DirectoryItem {
4417                        path: PathBuf::from(entry),
4418                        is_dir: info.is_dir,
4419                    })
4420                    .collect())
4421            })
4422        } else {
4423            Task::ready(Err(anyhow!("cannot list directory in remote project")))
4424        }
4425    }
4426
4427    pub fn create_worktree(
4428        &mut self,
4429        abs_path: impl AsRef<Path>,
4430        visible: bool,
4431        cx: &mut Context<Self>,
4432    ) -> Task<Result<Entity<Worktree>>> {
4433        self.worktree_store.update(cx, |worktree_store, cx| {
4434            worktree_store.create_worktree(abs_path, visible, cx)
4435        })
4436    }
4437
4438    pub fn remove_worktree(&mut self, id_to_remove: WorktreeId, cx: &mut Context<Self>) {
4439        self.worktree_store.update(cx, |worktree_store, cx| {
4440            worktree_store.remove_worktree(id_to_remove, cx);
4441        });
4442    }
4443
4444    fn add_worktree(&mut self, worktree: &Entity<Worktree>, cx: &mut Context<Self>) {
4445        self.worktree_store.update(cx, |worktree_store, cx| {
4446            worktree_store.add(worktree, cx);
4447        });
4448    }
4449
4450    pub fn set_active_path(&mut self, entry: Option<ProjectPath>, cx: &mut Context<Self>) {
4451        let new_active_entry = entry.and_then(|project_path| {
4452            let worktree = self.worktree_for_id(project_path.worktree_id, cx)?;
4453            let entry = worktree.read(cx).entry_for_path(&project_path.path)?;
4454            Some(entry.id)
4455        });
4456        if new_active_entry != self.active_entry {
4457            self.active_entry = new_active_entry;
4458            self.lsp_store.update(cx, |lsp_store, _| {
4459                lsp_store.set_active_entry(new_active_entry);
4460            });
4461            cx.emit(Event::ActiveEntryChanged(new_active_entry));
4462        }
4463    }
4464
4465    pub fn language_servers_running_disk_based_diagnostics<'a>(
4466        &'a self,
4467        cx: &'a App,
4468    ) -> impl Iterator<Item = LanguageServerId> + 'a {
4469        self.lsp_store
4470            .read(cx)
4471            .language_servers_running_disk_based_diagnostics()
4472    }
4473
4474    pub fn diagnostic_summary(&self, include_ignored: bool, cx: &App) -> DiagnosticSummary {
4475        self.lsp_store
4476            .read(cx)
4477            .diagnostic_summary(include_ignored, cx)
4478    }
4479
4480    /// Returns a summary of the diagnostics for the provided project path only.
4481    pub fn diagnostic_summary_for_path(&self, path: &ProjectPath, cx: &App) -> DiagnosticSummary {
4482        self.lsp_store
4483            .read(cx)
4484            .diagnostic_summary_for_path(path, cx)
4485    }
4486
4487    pub fn diagnostic_summaries<'a>(
4488        &'a self,
4489        include_ignored: bool,
4490        cx: &'a App,
4491    ) -> impl Iterator<Item = (ProjectPath, LanguageServerId, DiagnosticSummary)> + 'a {
4492        self.lsp_store
4493            .read(cx)
4494            .diagnostic_summaries(include_ignored, cx)
4495    }
4496
4497    pub fn active_entry(&self) -> Option<ProjectEntryId> {
4498        self.active_entry
4499    }
4500
4501    pub fn entry_for_path<'a>(&'a self, path: &ProjectPath, cx: &'a App) -> Option<&'a Entry> {
4502        self.worktree_store.read(cx).entry_for_path(path, cx)
4503    }
4504
4505    pub fn path_for_entry(&self, entry_id: ProjectEntryId, cx: &App) -> Option<ProjectPath> {
4506        let worktree = self.worktree_for_entry(entry_id, cx)?;
4507        let worktree = worktree.read(cx);
4508        let worktree_id = worktree.id();
4509        let path = worktree.entry_for_id(entry_id)?.path.clone();
4510        Some(ProjectPath { worktree_id, path })
4511    }
4512
4513    pub fn absolute_path(&self, project_path: &ProjectPath, cx: &App) -> Option<PathBuf> {
4514        Some(
4515            self.worktree_for_id(project_path.worktree_id, cx)?
4516                .read(cx)
4517                .absolutize(&project_path.path),
4518        )
4519    }
4520
4521    /// Attempts to find a `ProjectPath` corresponding to the given path. If the path
4522    /// is a *full path*, meaning it starts with the root name of a worktree, we'll locate
4523    /// it in that worktree. Otherwise, we'll attempt to find it as a relative path in
4524    /// the first visible worktree that has an entry for that relative path.
4525    ///
4526    /// We use this to resolve edit steps, when there's a chance an LLM may omit the workree
4527    /// root name from paths.
4528    ///
4529    /// # Arguments
4530    ///
4531    /// * `path` - An absolute path, or a full path that starts with a worktree root name, or a
4532    ///   relative path within a visible worktree.
4533    /// * `cx` - A reference to the `AppContext`.
4534    ///
4535    /// # Returns
4536    ///
4537    /// Returns `Some(ProjectPath)` if a matching worktree is found, otherwise `None`.
4538    pub fn find_project_path(&self, path: impl AsRef<Path>, cx: &App) -> Option<ProjectPath> {
4539        let path_style = self.path_style(cx);
4540        let path = path.as_ref();
4541        let worktree_store = self.worktree_store.read(cx);
4542
4543        if is_absolute(&path.to_string_lossy(), path_style) {
4544            for worktree in worktree_store.visible_worktrees(cx) {
4545                let worktree_abs_path = worktree.read(cx).abs_path();
4546
4547                if let Ok(relative_path) = path.strip_prefix(worktree_abs_path)
4548                    && let Ok(path) = RelPath::new(relative_path, path_style)
4549                {
4550                    return Some(ProjectPath {
4551                        worktree_id: worktree.read(cx).id(),
4552                        path: path.into_arc(),
4553                    });
4554                }
4555            }
4556        } else {
4557            for worktree in worktree_store.visible_worktrees(cx) {
4558                let worktree = worktree.read(cx);
4559                if let Ok(rel_path) = RelPath::new(path, path_style) {
4560                    if let Some(entry) = worktree.entry_for_path(&rel_path) {
4561                        return Some(ProjectPath {
4562                            worktree_id: worktree.id(),
4563                            path: entry.path.clone(),
4564                        });
4565                    }
4566                }
4567            }
4568
4569            for worktree in worktree_store.visible_worktrees(cx) {
4570                let worktree_root_name = worktree.read(cx).root_name();
4571                if let Ok(relative_path) = path.strip_prefix(worktree_root_name.as_std_path())
4572                    && let Ok(path) = RelPath::new(relative_path, path_style)
4573                {
4574                    return Some(ProjectPath {
4575                        worktree_id: worktree.read(cx).id(),
4576                        path: path.into_arc(),
4577                    });
4578                }
4579            }
4580        }
4581
4582        None
4583    }
4584
4585    /// If there's only one visible worktree, returns the given worktree-relative path with no prefix.
4586    ///
4587    /// Otherwise, returns the full path for the project path (obtained by prefixing the worktree-relative path with the name of the worktree).
4588    pub fn short_full_path_for_project_path(
4589        &self,
4590        project_path: &ProjectPath,
4591        cx: &App,
4592    ) -> Option<String> {
4593        let path_style = self.path_style(cx);
4594        if self.visible_worktrees(cx).take(2).count() < 2 {
4595            return Some(project_path.path.display(path_style).to_string());
4596        }
4597        self.worktree_for_id(project_path.worktree_id, cx)
4598            .map(|worktree| {
4599                let worktree_name = worktree.read(cx).root_name();
4600                worktree_name
4601                    .join(&project_path.path)
4602                    .display(path_style)
4603                    .to_string()
4604            })
4605    }
4606
4607    pub fn project_path_for_absolute_path(&self, abs_path: &Path, cx: &App) -> Option<ProjectPath> {
4608        self.worktree_store
4609            .read(cx)
4610            .project_path_for_absolute_path(abs_path, cx)
4611    }
4612
4613    pub fn get_workspace_root(&self, project_path: &ProjectPath, cx: &App) -> Option<PathBuf> {
4614        Some(
4615            self.worktree_for_id(project_path.worktree_id, cx)?
4616                .read(cx)
4617                .abs_path()
4618                .to_path_buf(),
4619        )
4620    }
4621
4622    pub fn blame_buffer(
4623        &self,
4624        buffer: &Entity<Buffer>,
4625        version: Option<clock::Global>,
4626        cx: &mut App,
4627    ) -> Task<Result<Option<Blame>>> {
4628        self.git_store.update(cx, |git_store, cx| {
4629            git_store.blame_buffer(buffer, version, cx)
4630        })
4631    }
4632
4633    pub fn get_permalink_to_line(
4634        &self,
4635        buffer: &Entity<Buffer>,
4636        selection: Range<u32>,
4637        cx: &mut App,
4638    ) -> Task<Result<url::Url>> {
4639        self.git_store.update(cx, |git_store, cx| {
4640            git_store.get_permalink_to_line(buffer, selection, cx)
4641        })
4642    }
4643
4644    // RPC message handlers
4645
4646    async fn handle_unshare_project(
4647        this: Entity<Self>,
4648        _: TypedEnvelope<proto::UnshareProject>,
4649        mut cx: AsyncApp,
4650    ) -> Result<()> {
4651        this.update(&mut cx, |this, cx| {
4652            if this.is_local() || this.is_via_remote_server() {
4653                this.unshare(cx)?;
4654            } else {
4655                this.disconnected_from_host(cx);
4656            }
4657            Ok(())
4658        })?
4659    }
4660
4661    async fn handle_add_collaborator(
4662        this: Entity<Self>,
4663        mut envelope: TypedEnvelope<proto::AddProjectCollaborator>,
4664        mut cx: AsyncApp,
4665    ) -> Result<()> {
4666        let collaborator = envelope
4667            .payload
4668            .collaborator
4669            .take()
4670            .context("empty collaborator")?;
4671
4672        let collaborator = Collaborator::from_proto(collaborator)?;
4673        this.update(&mut cx, |this, cx| {
4674            this.buffer_store.update(cx, |buffer_store, _| {
4675                buffer_store.forget_shared_buffers_for(&collaborator.peer_id);
4676            });
4677            this.breakpoint_store.read(cx).broadcast();
4678            cx.emit(Event::CollaboratorJoined(collaborator.peer_id));
4679            this.collaborators
4680                .insert(collaborator.peer_id, collaborator);
4681        })?;
4682
4683        Ok(())
4684    }
4685
4686    async fn handle_update_project_collaborator(
4687        this: Entity<Self>,
4688        envelope: TypedEnvelope<proto::UpdateProjectCollaborator>,
4689        mut cx: AsyncApp,
4690    ) -> Result<()> {
4691        let old_peer_id = envelope
4692            .payload
4693            .old_peer_id
4694            .context("missing old peer id")?;
4695        let new_peer_id = envelope
4696            .payload
4697            .new_peer_id
4698            .context("missing new peer id")?;
4699        this.update(&mut cx, |this, cx| {
4700            let collaborator = this
4701                .collaborators
4702                .remove(&old_peer_id)
4703                .context("received UpdateProjectCollaborator for unknown peer")?;
4704            let is_host = collaborator.is_host;
4705            this.collaborators.insert(new_peer_id, collaborator);
4706
4707            log::info!("peer {} became {}", old_peer_id, new_peer_id,);
4708            this.buffer_store.update(cx, |buffer_store, _| {
4709                buffer_store.update_peer_id(&old_peer_id, new_peer_id)
4710            });
4711
4712            if is_host {
4713                this.buffer_store
4714                    .update(cx, |buffer_store, _| buffer_store.discard_incomplete());
4715                this.enqueue_buffer_ordered_message(BufferOrderedMessage::Resync)
4716                    .unwrap();
4717                cx.emit(Event::HostReshared);
4718            }
4719
4720            cx.emit(Event::CollaboratorUpdated {
4721                old_peer_id,
4722                new_peer_id,
4723            });
4724            Ok(())
4725        })?
4726    }
4727
4728    async fn handle_remove_collaborator(
4729        this: Entity<Self>,
4730        envelope: TypedEnvelope<proto::RemoveProjectCollaborator>,
4731        mut cx: AsyncApp,
4732    ) -> Result<()> {
4733        this.update(&mut cx, |this, cx| {
4734            let peer_id = envelope.payload.peer_id.context("invalid peer id")?;
4735            let replica_id = this
4736                .collaborators
4737                .remove(&peer_id)
4738                .with_context(|| format!("unknown peer {peer_id:?}"))?
4739                .replica_id;
4740            this.buffer_store.update(cx, |buffer_store, cx| {
4741                buffer_store.forget_shared_buffers_for(&peer_id);
4742                for buffer in buffer_store.buffers() {
4743                    buffer.update(cx, |buffer, cx| buffer.remove_peer(replica_id, cx));
4744                }
4745            });
4746            this.git_store.update(cx, |git_store, _| {
4747                git_store.forget_shared_diffs_for(&peer_id);
4748            });
4749
4750            cx.emit(Event::CollaboratorLeft(peer_id));
4751            Ok(())
4752        })?
4753    }
4754
4755    async fn handle_update_project(
4756        this: Entity<Self>,
4757        envelope: TypedEnvelope<proto::UpdateProject>,
4758        mut cx: AsyncApp,
4759    ) -> Result<()> {
4760        this.update(&mut cx, |this, cx| {
4761            // Don't handle messages that were sent before the response to us joining the project
4762            if envelope.message_id > this.join_project_response_message_id {
4763                cx.update_global::<SettingsStore, _>(|store, cx| {
4764                    for worktree_metadata in &envelope.payload.worktrees {
4765                        store
4766                            .clear_local_settings(WorktreeId::from_proto(worktree_metadata.id), cx)
4767                            .log_err();
4768                    }
4769                });
4770
4771                this.set_worktrees_from_proto(envelope.payload.worktrees, cx)?;
4772            }
4773            Ok(())
4774        })?
4775    }
4776
4777    async fn handle_toast(
4778        this: Entity<Self>,
4779        envelope: TypedEnvelope<proto::Toast>,
4780        mut cx: AsyncApp,
4781    ) -> Result<()> {
4782        this.update(&mut cx, |_, cx| {
4783            cx.emit(Event::Toast {
4784                notification_id: envelope.payload.notification_id.into(),
4785                message: envelope.payload.message,
4786            });
4787            Ok(())
4788        })?
4789    }
4790
4791    async fn handle_language_server_prompt_request(
4792        this: Entity<Self>,
4793        envelope: TypedEnvelope<proto::LanguageServerPromptRequest>,
4794        mut cx: AsyncApp,
4795    ) -> Result<proto::LanguageServerPromptResponse> {
4796        let (tx, rx) = smol::channel::bounded(1);
4797        let actions: Vec<_> = envelope
4798            .payload
4799            .actions
4800            .into_iter()
4801            .map(|action| MessageActionItem {
4802                title: action,
4803                properties: Default::default(),
4804            })
4805            .collect();
4806        this.update(&mut cx, |_, cx| {
4807            cx.emit(Event::LanguageServerPrompt(LanguageServerPromptRequest {
4808                level: proto_to_prompt(envelope.payload.level.context("Invalid prompt level")?),
4809                message: envelope.payload.message,
4810                actions: actions.clone(),
4811                lsp_name: envelope.payload.lsp_name,
4812                response_channel: tx,
4813            }));
4814
4815            anyhow::Ok(())
4816        })??;
4817
4818        // We drop `this` to avoid holding a reference in this future for too
4819        // long.
4820        // If we keep the reference, we might not drop the `Project` early
4821        // enough when closing a window and it will only get releases on the
4822        // next `flush_effects()` call.
4823        drop(this);
4824
4825        let mut rx = pin!(rx);
4826        let answer = rx.next().await;
4827
4828        Ok(LanguageServerPromptResponse {
4829            action_response: answer.and_then(|answer| {
4830                actions
4831                    .iter()
4832                    .position(|action| *action == answer)
4833                    .map(|index| index as u64)
4834            }),
4835        })
4836    }
4837
4838    async fn handle_hide_toast(
4839        this: Entity<Self>,
4840        envelope: TypedEnvelope<proto::HideToast>,
4841        mut cx: AsyncApp,
4842    ) -> Result<()> {
4843        this.update(&mut cx, |_, cx| {
4844            cx.emit(Event::HideToast {
4845                notification_id: envelope.payload.notification_id.into(),
4846            });
4847            Ok(())
4848        })?
4849    }
4850
4851    // Collab sends UpdateWorktree protos as messages
4852    async fn handle_update_worktree(
4853        this: Entity<Self>,
4854        envelope: TypedEnvelope<proto::UpdateWorktree>,
4855        mut cx: AsyncApp,
4856    ) -> Result<()> {
4857        this.update(&mut cx, |project, cx| {
4858            let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
4859            if let Some(worktree) = project.worktree_for_id(worktree_id, cx) {
4860                worktree.update(cx, |worktree, _| {
4861                    let worktree = worktree.as_remote_mut().unwrap();
4862                    worktree.update_from_remote(envelope.payload);
4863                });
4864            }
4865            Ok(())
4866        })?
4867    }
4868
4869    async fn handle_update_buffer_from_remote_server(
4870        this: Entity<Self>,
4871        envelope: TypedEnvelope<proto::UpdateBuffer>,
4872        cx: AsyncApp,
4873    ) -> Result<proto::Ack> {
4874        let buffer_store = this.read_with(&cx, |this, cx| {
4875            if let Some(remote_id) = this.remote_id() {
4876                let mut payload = envelope.payload.clone();
4877                payload.project_id = remote_id;
4878                cx.background_spawn(this.collab_client.request(payload))
4879                    .detach_and_log_err(cx);
4880            }
4881            this.buffer_store.clone()
4882        })?;
4883        BufferStore::handle_update_buffer(buffer_store, envelope, cx).await
4884    }
4885
4886    async fn handle_trust_worktrees(
4887        this: Entity<Self>,
4888        envelope: TypedEnvelope<proto::TrustWorktrees>,
4889        mut cx: AsyncApp,
4890    ) -> Result<proto::Ack> {
4891        if this.read_with(&cx, |project, _| project.is_via_collab())? {
4892            return Ok(proto::Ack {});
4893        }
4894
4895        let trusted_worktrees = cx
4896            .update(|cx| TrustedWorktrees::try_get_global(cx))?
4897            .context("missing trusted worktrees")?;
4898        trusted_worktrees.update(&mut cx, |trusted_worktrees, cx| {
4899            trusted_worktrees.trust(
4900                &this.read(cx).worktree_store(),
4901                envelope
4902                    .payload
4903                    .trusted_paths
4904                    .into_iter()
4905                    .filter_map(|proto_path| PathTrust::from_proto(proto_path))
4906                    .collect(),
4907                cx,
4908            );
4909        })?;
4910        Ok(proto::Ack {})
4911    }
4912
4913    async fn handle_restrict_worktrees(
4914        this: Entity<Self>,
4915        envelope: TypedEnvelope<proto::RestrictWorktrees>,
4916        mut cx: AsyncApp,
4917    ) -> Result<proto::Ack> {
4918        if this.read_with(&cx, |project, _| project.is_via_collab())? {
4919            return Ok(proto::Ack {});
4920        }
4921
4922        let trusted_worktrees = cx
4923            .update(|cx| TrustedWorktrees::try_get_global(cx))?
4924            .context("missing trusted worktrees")?;
4925        trusted_worktrees.update(&mut cx, |trusted_worktrees, cx| {
4926            let worktree_store = this.read(cx).worktree_store().downgrade();
4927            let restricted_paths = envelope
4928                .payload
4929                .worktree_ids
4930                .into_iter()
4931                .map(WorktreeId::from_proto)
4932                .map(PathTrust::Worktree)
4933                .collect::<HashSet<_>>();
4934            trusted_worktrees.restrict(worktree_store, restricted_paths, cx);
4935        })?;
4936        Ok(proto::Ack {})
4937    }
4938
4939    async fn handle_update_buffer(
4940        this: Entity<Self>,
4941        envelope: TypedEnvelope<proto::UpdateBuffer>,
4942        cx: AsyncApp,
4943    ) -> Result<proto::Ack> {
4944        let buffer_store = this.read_with(&cx, |this, cx| {
4945            if let Some(ssh) = &this.remote_client {
4946                let mut payload = envelope.payload.clone();
4947                payload.project_id = REMOTE_SERVER_PROJECT_ID;
4948                cx.background_spawn(ssh.read(cx).proto_client().request(payload))
4949                    .detach_and_log_err(cx);
4950            }
4951            this.buffer_store.clone()
4952        })?;
4953        BufferStore::handle_update_buffer(buffer_store, envelope, cx).await
4954    }
4955
4956    fn retain_remotely_created_models(
4957        &mut self,
4958        cx: &mut Context<Self>,
4959    ) -> RemotelyCreatedModelGuard {
4960        Self::retain_remotely_created_models_impl(
4961            &self.remotely_created_models,
4962            &self.buffer_store,
4963            &self.worktree_store,
4964            cx,
4965        )
4966    }
4967
4968    fn retain_remotely_created_models_impl(
4969        models: &Arc<Mutex<RemotelyCreatedModels>>,
4970        buffer_store: &Entity<BufferStore>,
4971        worktree_store: &Entity<WorktreeStore>,
4972        cx: &mut App,
4973    ) -> RemotelyCreatedModelGuard {
4974        {
4975            let mut remotely_create_models = models.lock();
4976            if remotely_create_models.retain_count == 0 {
4977                remotely_create_models.buffers = buffer_store.read(cx).buffers().collect();
4978                remotely_create_models.worktrees = worktree_store.read(cx).worktrees().collect();
4979            }
4980            remotely_create_models.retain_count += 1;
4981        }
4982        RemotelyCreatedModelGuard {
4983            remote_models: Arc::downgrade(&models),
4984        }
4985    }
4986
4987    async fn handle_create_buffer_for_peer(
4988        this: Entity<Self>,
4989        envelope: TypedEnvelope<proto::CreateBufferForPeer>,
4990        mut cx: AsyncApp,
4991    ) -> Result<()> {
4992        this.update(&mut cx, |this, cx| {
4993            this.buffer_store.update(cx, |buffer_store, cx| {
4994                buffer_store.handle_create_buffer_for_peer(
4995                    envelope,
4996                    this.replica_id(),
4997                    this.capability(),
4998                    cx,
4999                )
5000            })
5001        })?
5002    }
5003
5004    async fn handle_toggle_lsp_logs(
5005        project: Entity<Self>,
5006        envelope: TypedEnvelope<proto::ToggleLspLogs>,
5007        mut cx: AsyncApp,
5008    ) -> Result<()> {
5009        let toggled_log_kind =
5010            match proto::toggle_lsp_logs::LogType::from_i32(envelope.payload.log_type)
5011                .context("invalid log type")?
5012            {
5013                proto::toggle_lsp_logs::LogType::Log => LogKind::Logs,
5014                proto::toggle_lsp_logs::LogType::Trace => LogKind::Trace,
5015                proto::toggle_lsp_logs::LogType::Rpc => LogKind::Rpc,
5016            };
5017        project.update(&mut cx, |_, cx| {
5018            cx.emit(Event::ToggleLspLogs {
5019                server_id: LanguageServerId::from_proto(envelope.payload.server_id),
5020                enabled: envelope.payload.enabled,
5021                toggled_log_kind,
5022            })
5023        })?;
5024        Ok(())
5025    }
5026
5027    async fn handle_synchronize_buffers(
5028        this: Entity<Self>,
5029        envelope: TypedEnvelope<proto::SynchronizeBuffers>,
5030        mut cx: AsyncApp,
5031    ) -> Result<proto::SynchronizeBuffersResponse> {
5032        let response = this.update(&mut cx, |this, cx| {
5033            let client = this.collab_client.clone();
5034            this.buffer_store.update(cx, |this, cx| {
5035                this.handle_synchronize_buffers(envelope, cx, client)
5036            })
5037        })??;
5038
5039        Ok(response)
5040    }
5041
5042    async fn handle_search_candidate_buffers(
5043        this: Entity<Self>,
5044        envelope: TypedEnvelope<proto::FindSearchCandidates>,
5045        mut cx: AsyncApp,
5046    ) -> Result<proto::FindSearchCandidatesResponse> {
5047        let peer_id = envelope.original_sender_id()?;
5048        let message = envelope.payload;
5049        let path_style = this.read_with(&cx, |this, cx| this.path_style(cx))?;
5050        let query =
5051            SearchQuery::from_proto(message.query.context("missing query field")?, path_style)?;
5052        let results = this.update(&mut cx, |this, cx| {
5053            this.search_impl(query, cx).matching_buffers(cx)
5054        })?;
5055
5056        let mut response = proto::FindSearchCandidatesResponse {
5057            buffer_ids: Vec::new(),
5058        };
5059
5060        while let Ok(buffer) = results.rx.recv().await {
5061            this.update(&mut cx, |this, cx| {
5062                let buffer_id = this.create_buffer_for_peer(&buffer, peer_id, cx);
5063                response.buffer_ids.push(buffer_id.to_proto());
5064            })?;
5065        }
5066
5067        Ok(response)
5068    }
5069
5070    async fn handle_open_buffer_by_id(
5071        this: Entity<Self>,
5072        envelope: TypedEnvelope<proto::OpenBufferById>,
5073        mut cx: AsyncApp,
5074    ) -> Result<proto::OpenBufferResponse> {
5075        let peer_id = envelope.original_sender_id()?;
5076        let buffer_id = BufferId::new(envelope.payload.id)?;
5077        let buffer = this
5078            .update(&mut cx, |this, cx| this.open_buffer_by_id(buffer_id, cx))?
5079            .await?;
5080        Project::respond_to_open_buffer_request(this, buffer, peer_id, &mut cx)
5081    }
5082
5083    async fn handle_open_buffer_by_path(
5084        this: Entity<Self>,
5085        envelope: TypedEnvelope<proto::OpenBufferByPath>,
5086        mut cx: AsyncApp,
5087    ) -> Result<proto::OpenBufferResponse> {
5088        let peer_id = envelope.original_sender_id()?;
5089        let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
5090        let path = RelPath::from_proto(&envelope.payload.path)?;
5091        let open_buffer = this
5092            .update(&mut cx, |this, cx| {
5093                this.open_buffer(ProjectPath { worktree_id, path }, cx)
5094            })?
5095            .await?;
5096        Project::respond_to_open_buffer_request(this, open_buffer, peer_id, &mut cx)
5097    }
5098
5099    async fn handle_open_new_buffer(
5100        this: Entity<Self>,
5101        envelope: TypedEnvelope<proto::OpenNewBuffer>,
5102        mut cx: AsyncApp,
5103    ) -> Result<proto::OpenBufferResponse> {
5104        let buffer = this
5105            .update(&mut cx, |this, cx| this.create_buffer(true, cx))?
5106            .await?;
5107        let peer_id = envelope.original_sender_id()?;
5108
5109        Project::respond_to_open_buffer_request(this, buffer, peer_id, &mut cx)
5110    }
5111
5112    fn respond_to_open_buffer_request(
5113        this: Entity<Self>,
5114        buffer: Entity<Buffer>,
5115        peer_id: proto::PeerId,
5116        cx: &mut AsyncApp,
5117    ) -> Result<proto::OpenBufferResponse> {
5118        this.update(cx, |this, cx| {
5119            let is_private = buffer
5120                .read(cx)
5121                .file()
5122                .map(|f| f.is_private())
5123                .unwrap_or_default();
5124            anyhow::ensure!(!is_private, ErrorCode::UnsharedItem);
5125            Ok(proto::OpenBufferResponse {
5126                buffer_id: this.create_buffer_for_peer(&buffer, peer_id, cx).into(),
5127            })
5128        })?
5129    }
5130
5131    fn create_buffer_for_peer(
5132        &mut self,
5133        buffer: &Entity<Buffer>,
5134        peer_id: proto::PeerId,
5135        cx: &mut App,
5136    ) -> BufferId {
5137        self.buffer_store
5138            .update(cx, |buffer_store, cx| {
5139                buffer_store.create_buffer_for_peer(buffer, peer_id, cx)
5140            })
5141            .detach_and_log_err(cx);
5142        buffer.read(cx).remote_id()
5143    }
5144
5145    async fn handle_create_image_for_peer(
5146        this: Entity<Self>,
5147        envelope: TypedEnvelope<proto::CreateImageForPeer>,
5148        mut cx: AsyncApp,
5149    ) -> Result<()> {
5150        this.update(&mut cx, |this, cx| {
5151            this.image_store.update(cx, |image_store, cx| {
5152                image_store.handle_create_image_for_peer(envelope, cx)
5153            })
5154        })?
5155        .log_err();
5156        Ok(())
5157    }
5158
5159    fn synchronize_remote_buffers(&mut self, cx: &mut Context<Self>) -> Task<Result<()>> {
5160        let project_id = match self.client_state {
5161            ProjectClientState::Remote {
5162                sharing_has_stopped,
5163                remote_id,
5164                ..
5165            } => {
5166                if sharing_has_stopped {
5167                    return Task::ready(Err(anyhow!(
5168                        "can't synchronize remote buffers on a readonly project"
5169                    )));
5170                } else {
5171                    remote_id
5172                }
5173            }
5174            ProjectClientState::Shared { .. } | ProjectClientState::Local => {
5175                return Task::ready(Err(anyhow!(
5176                    "can't synchronize remote buffers on a local project"
5177                )));
5178            }
5179        };
5180
5181        let client = self.collab_client.clone();
5182        cx.spawn(async move |this, cx| {
5183            let (buffers, incomplete_buffer_ids) = this.update(cx, |this, cx| {
5184                this.buffer_store.read(cx).buffer_version_info(cx)
5185            })?;
5186            let response = client
5187                .request(proto::SynchronizeBuffers {
5188                    project_id,
5189                    buffers,
5190                })
5191                .await?;
5192
5193            let send_updates_for_buffers = this.update(cx, |this, cx| {
5194                response
5195                    .buffers
5196                    .into_iter()
5197                    .map(|buffer| {
5198                        let client = client.clone();
5199                        let buffer_id = match BufferId::new(buffer.id) {
5200                            Ok(id) => id,
5201                            Err(e) => {
5202                                return Task::ready(Err(e));
5203                            }
5204                        };
5205                        let remote_version = language::proto::deserialize_version(&buffer.version);
5206                        if let Some(buffer) = this.buffer_for_id(buffer_id, cx) {
5207                            let operations =
5208                                buffer.read(cx).serialize_ops(Some(remote_version), cx);
5209                            cx.background_spawn(async move {
5210                                let operations = operations.await;
5211                                for chunk in split_operations(operations) {
5212                                    client
5213                                        .request(proto::UpdateBuffer {
5214                                            project_id,
5215                                            buffer_id: buffer_id.into(),
5216                                            operations: chunk,
5217                                        })
5218                                        .await?;
5219                                }
5220                                anyhow::Ok(())
5221                            })
5222                        } else {
5223                            Task::ready(Ok(()))
5224                        }
5225                    })
5226                    .collect::<Vec<_>>()
5227            })?;
5228
5229            // Any incomplete buffers have open requests waiting. Request that the host sends
5230            // creates these buffers for us again to unblock any waiting futures.
5231            for id in incomplete_buffer_ids {
5232                cx.background_spawn(client.request(proto::OpenBufferById {
5233                    project_id,
5234                    id: id.into(),
5235                }))
5236                .detach();
5237            }
5238
5239            futures::future::join_all(send_updates_for_buffers)
5240                .await
5241                .into_iter()
5242                .collect()
5243        })
5244    }
5245
5246    pub fn worktree_metadata_protos(&self, cx: &App) -> Vec<proto::WorktreeMetadata> {
5247        self.worktree_store.read(cx).worktree_metadata_protos(cx)
5248    }
5249
5250    /// Iterator of all open buffers that have unsaved changes
5251    pub fn dirty_buffers<'a>(&'a self, cx: &'a App) -> impl Iterator<Item = ProjectPath> + 'a {
5252        self.buffer_store.read(cx).buffers().filter_map(|buf| {
5253            let buf = buf.read(cx);
5254            if buf.is_dirty() {
5255                buf.project_path(cx)
5256            } else {
5257                None
5258            }
5259        })
5260    }
5261
5262    fn set_worktrees_from_proto(
5263        &mut self,
5264        worktrees: Vec<proto::WorktreeMetadata>,
5265        cx: &mut Context<Project>,
5266    ) -> Result<()> {
5267        self.worktree_store.update(cx, |worktree_store, cx| {
5268            worktree_store.set_worktrees_from_proto(worktrees, self.replica_id(), cx)
5269        })
5270    }
5271
5272    fn set_collaborators_from_proto(
5273        &mut self,
5274        messages: Vec<proto::Collaborator>,
5275        cx: &mut Context<Self>,
5276    ) -> Result<()> {
5277        let mut collaborators = HashMap::default();
5278        for message in messages {
5279            let collaborator = Collaborator::from_proto(message)?;
5280            collaborators.insert(collaborator.peer_id, collaborator);
5281        }
5282        for old_peer_id in self.collaborators.keys() {
5283            if !collaborators.contains_key(old_peer_id) {
5284                cx.emit(Event::CollaboratorLeft(*old_peer_id));
5285            }
5286        }
5287        self.collaborators = collaborators;
5288        Ok(())
5289    }
5290
5291    pub fn supplementary_language_servers<'a>(
5292        &'a self,
5293        cx: &'a App,
5294    ) -> impl 'a + Iterator<Item = (LanguageServerId, LanguageServerName)> {
5295        self.lsp_store.read(cx).supplementary_language_servers()
5296    }
5297
5298    pub fn any_language_server_supports_inlay_hints(&self, buffer: &Buffer, cx: &mut App) -> bool {
5299        let Some(language) = buffer.language().cloned() else {
5300            return false;
5301        };
5302        self.lsp_store.update(cx, |lsp_store, _| {
5303            let relevant_language_servers = lsp_store
5304                .languages
5305                .lsp_adapters(&language.name())
5306                .into_iter()
5307                .map(|lsp_adapter| lsp_adapter.name())
5308                .collect::<HashSet<_>>();
5309            lsp_store
5310                .language_server_statuses()
5311                .filter_map(|(server_id, server_status)| {
5312                    relevant_language_servers
5313                        .contains(&server_status.name)
5314                        .then_some(server_id)
5315                })
5316                .filter_map(|server_id| lsp_store.lsp_server_capabilities.get(&server_id))
5317                .any(InlayHints::check_capabilities)
5318        })
5319    }
5320
5321    pub fn language_server_id_for_name(
5322        &self,
5323        buffer: &Buffer,
5324        name: &LanguageServerName,
5325        cx: &App,
5326    ) -> Option<LanguageServerId> {
5327        let language = buffer.language()?;
5328        let relevant_language_servers = self
5329            .languages
5330            .lsp_adapters(&language.name())
5331            .into_iter()
5332            .map(|lsp_adapter| lsp_adapter.name())
5333            .collect::<HashSet<_>>();
5334        if !relevant_language_servers.contains(name) {
5335            return None;
5336        }
5337        self.language_server_statuses(cx)
5338            .filter(|(_, server_status)| relevant_language_servers.contains(&server_status.name))
5339            .find_map(|(server_id, server_status)| {
5340                if &server_status.name == name {
5341                    Some(server_id)
5342                } else {
5343                    None
5344                }
5345            })
5346    }
5347
5348    #[cfg(any(test, feature = "test-support"))]
5349    pub fn has_language_servers_for(&self, buffer: &Buffer, cx: &mut App) -> bool {
5350        self.lsp_store.update(cx, |this, cx| {
5351            this.running_language_servers_for_local_buffer(buffer, cx)
5352                .next()
5353                .is_some()
5354        })
5355    }
5356
5357    pub fn git_init(
5358        &self,
5359        path: Arc<Path>,
5360        fallback_branch_name: String,
5361        cx: &App,
5362    ) -> Task<Result<()>> {
5363        self.git_store
5364            .read(cx)
5365            .git_init(path, fallback_branch_name, cx)
5366    }
5367
5368    pub fn buffer_store(&self) -> &Entity<BufferStore> {
5369        &self.buffer_store
5370    }
5371
5372    pub fn git_store(&self) -> &Entity<GitStore> {
5373        &self.git_store
5374    }
5375
5376    pub fn agent_server_store(&self) -> &Entity<AgentServerStore> {
5377        &self.agent_server_store
5378    }
5379
5380    #[cfg(test)]
5381    fn git_scans_complete(&self, cx: &Context<Self>) -> Task<()> {
5382        cx.spawn(async move |this, cx| {
5383            let scans_complete = this
5384                .read_with(cx, |this, cx| {
5385                    this.worktrees(cx)
5386                        .filter_map(|worktree| Some(worktree.read(cx).as_local()?.scan_complete()))
5387                        .collect::<Vec<_>>()
5388                })
5389                .unwrap();
5390            join_all(scans_complete).await;
5391            let barriers = this
5392                .update(cx, |this, cx| {
5393                    let repos = this.repositories(cx).values().cloned().collect::<Vec<_>>();
5394                    repos
5395                        .into_iter()
5396                        .map(|repo| repo.update(cx, |repo, _| repo.barrier()))
5397                        .collect::<Vec<_>>()
5398                })
5399                .unwrap();
5400            join_all(barriers).await;
5401        })
5402    }
5403
5404    pub fn active_repository(&self, cx: &App) -> Option<Entity<Repository>> {
5405        self.git_store.read(cx).active_repository()
5406    }
5407
5408    pub fn repositories<'a>(&self, cx: &'a App) -> &'a HashMap<RepositoryId, Entity<Repository>> {
5409        self.git_store.read(cx).repositories()
5410    }
5411
5412    pub fn status_for_buffer_id(&self, buffer_id: BufferId, cx: &App) -> Option<FileStatus> {
5413        self.git_store.read(cx).status_for_buffer_id(buffer_id, cx)
5414    }
5415
5416    pub fn set_agent_location(
5417        &mut self,
5418        new_location: Option<AgentLocation>,
5419        cx: &mut Context<Self>,
5420    ) {
5421        if let Some(old_location) = self.agent_location.as_ref() {
5422            old_location
5423                .buffer
5424                .update(cx, |buffer, cx| buffer.remove_agent_selections(cx))
5425                .ok();
5426        }
5427
5428        if let Some(location) = new_location.as_ref() {
5429            location
5430                .buffer
5431                .update(cx, |buffer, cx| {
5432                    buffer.set_agent_selections(
5433                        Arc::from([language::Selection {
5434                            id: 0,
5435                            start: location.position,
5436                            end: location.position,
5437                            reversed: false,
5438                            goal: language::SelectionGoal::None,
5439                        }]),
5440                        false,
5441                        CursorShape::Hollow,
5442                        cx,
5443                    )
5444                })
5445                .ok();
5446        }
5447
5448        self.agent_location = new_location;
5449        cx.emit(Event::AgentLocationChanged);
5450    }
5451
5452    pub fn agent_location(&self) -> Option<AgentLocation> {
5453        self.agent_location.clone()
5454    }
5455
5456    pub fn path_style(&self, cx: &App) -> PathStyle {
5457        self.worktree_store.read(cx).path_style()
5458    }
5459
5460    pub fn contains_local_settings_file(
5461        &self,
5462        worktree_id: WorktreeId,
5463        rel_path: &RelPath,
5464        cx: &App,
5465    ) -> bool {
5466        self.worktree_for_id(worktree_id, cx)
5467            .map_or(false, |worktree| {
5468                worktree.read(cx).entry_for_path(rel_path).is_some()
5469            })
5470    }
5471
5472    pub fn update_local_settings_file(
5473        &self,
5474        worktree_id: WorktreeId,
5475        rel_path: Arc<RelPath>,
5476        cx: &mut App,
5477        update: impl 'static + Send + FnOnce(&mut settings::SettingsContent, &App),
5478    ) {
5479        let Some(worktree) = self.worktree_for_id(worktree_id, cx) else {
5480            // todo(settings_ui) error?
5481            return;
5482        };
5483        cx.spawn(async move |cx| {
5484            let file = worktree
5485                .update(cx, |worktree, cx| worktree.load_file(&rel_path, cx))?
5486                .await
5487                .context("Failed to load settings file")?;
5488
5489            let has_bom = file.has_bom;
5490
5491            let new_text = cx.read_global::<SettingsStore, _>(|store, cx| {
5492                store.new_text_for_update(file.text, move |settings| update(settings, cx))
5493            })?;
5494            worktree
5495                .update(cx, |worktree, cx| {
5496                    let line_ending = text::LineEnding::detect(&new_text);
5497                    worktree.write_file(
5498                        rel_path.clone(),
5499                        new_text.into(),
5500                        line_ending,
5501                        encoding_rs::UTF_8,
5502                        has_bom,
5503                        cx,
5504                    )
5505                })?
5506                .await
5507                .context("Failed to write settings file")?;
5508
5509            anyhow::Ok(())
5510        })
5511        .detach_and_log_err(cx);
5512    }
5513}
5514
5515pub struct PathMatchCandidateSet {
5516    pub snapshot: Snapshot,
5517    pub include_ignored: bool,
5518    pub include_root_name: bool,
5519    pub candidates: Candidates,
5520}
5521
5522pub enum Candidates {
5523    /// Only consider directories.
5524    Directories,
5525    /// Only consider files.
5526    Files,
5527    /// Consider directories and files.
5528    Entries,
5529}
5530
5531impl<'a> fuzzy::PathMatchCandidateSet<'a> for PathMatchCandidateSet {
5532    type Candidates = PathMatchCandidateSetIter<'a>;
5533
5534    fn id(&self) -> usize {
5535        self.snapshot.id().to_usize()
5536    }
5537
5538    fn len(&self) -> usize {
5539        match self.candidates {
5540            Candidates::Files => {
5541                if self.include_ignored {
5542                    self.snapshot.file_count()
5543                } else {
5544                    self.snapshot.visible_file_count()
5545                }
5546            }
5547
5548            Candidates::Directories => {
5549                if self.include_ignored {
5550                    self.snapshot.dir_count()
5551                } else {
5552                    self.snapshot.visible_dir_count()
5553                }
5554            }
5555
5556            Candidates::Entries => {
5557                if self.include_ignored {
5558                    self.snapshot.entry_count()
5559                } else {
5560                    self.snapshot.visible_entry_count()
5561                }
5562            }
5563        }
5564    }
5565
5566    fn prefix(&self) -> Arc<RelPath> {
5567        if self.snapshot.root_entry().is_some_and(|e| e.is_file()) || self.include_root_name {
5568            self.snapshot.root_name().into()
5569        } else {
5570            RelPath::empty().into()
5571        }
5572    }
5573
5574    fn root_is_file(&self) -> bool {
5575        self.snapshot.root_entry().is_some_and(|f| f.is_file())
5576    }
5577
5578    fn path_style(&self) -> PathStyle {
5579        self.snapshot.path_style()
5580    }
5581
5582    fn candidates(&'a self, start: usize) -> Self::Candidates {
5583        PathMatchCandidateSetIter {
5584            traversal: match self.candidates {
5585                Candidates::Directories => self.snapshot.directories(self.include_ignored, start),
5586                Candidates::Files => self.snapshot.files(self.include_ignored, start),
5587                Candidates::Entries => self.snapshot.entries(self.include_ignored, start),
5588            },
5589        }
5590    }
5591}
5592
5593pub struct PathMatchCandidateSetIter<'a> {
5594    traversal: Traversal<'a>,
5595}
5596
5597impl<'a> Iterator for PathMatchCandidateSetIter<'a> {
5598    type Item = fuzzy::PathMatchCandidate<'a>;
5599
5600    fn next(&mut self) -> Option<Self::Item> {
5601        self.traversal
5602            .next()
5603            .map(|entry| fuzzy::PathMatchCandidate {
5604                is_dir: entry.kind.is_dir(),
5605                path: &entry.path,
5606                char_bag: entry.char_bag,
5607            })
5608    }
5609}
5610
5611impl EventEmitter<Event> for Project {}
5612
5613impl<'a> From<&'a ProjectPath> for SettingsLocation<'a> {
5614    fn from(val: &'a ProjectPath) -> Self {
5615        SettingsLocation {
5616            worktree_id: val.worktree_id,
5617            path: val.path.as_ref(),
5618        }
5619    }
5620}
5621
5622impl<P: Into<Arc<RelPath>>> From<(WorktreeId, P)> for ProjectPath {
5623    fn from((worktree_id, path): (WorktreeId, P)) -> Self {
5624        Self {
5625            worktree_id,
5626            path: path.into(),
5627        }
5628    }
5629}
5630
5631/// ResolvedPath is a path that has been resolved to either a ProjectPath
5632/// or an AbsPath and that *exists*.
5633#[derive(Debug, Clone)]
5634pub enum ResolvedPath {
5635    ProjectPath {
5636        project_path: ProjectPath,
5637        is_dir: bool,
5638    },
5639    AbsPath {
5640        path: String,
5641        is_dir: bool,
5642    },
5643}
5644
5645impl ResolvedPath {
5646    pub fn abs_path(&self) -> Option<&str> {
5647        match self {
5648            Self::AbsPath { path, .. } => Some(path),
5649            _ => None,
5650        }
5651    }
5652
5653    pub fn into_abs_path(self) -> Option<String> {
5654        match self {
5655            Self::AbsPath { path, .. } => Some(path),
5656            _ => None,
5657        }
5658    }
5659
5660    pub fn project_path(&self) -> Option<&ProjectPath> {
5661        match self {
5662            Self::ProjectPath { project_path, .. } => Some(project_path),
5663            _ => None,
5664        }
5665    }
5666
5667    pub fn is_file(&self) -> bool {
5668        !self.is_dir()
5669    }
5670
5671    pub fn is_dir(&self) -> bool {
5672        match self {
5673            Self::ProjectPath { is_dir, .. } => *is_dir,
5674            Self::AbsPath { is_dir, .. } => *is_dir,
5675        }
5676    }
5677}
5678
5679impl ProjectItem for Buffer {
5680    fn try_open(
5681        project: &Entity<Project>,
5682        path: &ProjectPath,
5683        cx: &mut App,
5684    ) -> Option<Task<Result<Entity<Self>>>> {
5685        Some(project.update(cx, |project, cx| project.open_buffer(path.clone(), cx)))
5686    }
5687
5688    fn entry_id(&self, _cx: &App) -> Option<ProjectEntryId> {
5689        File::from_dyn(self.file()).and_then(|file| file.project_entry_id())
5690    }
5691
5692    fn project_path(&self, cx: &App) -> Option<ProjectPath> {
5693        let file = self.file()?;
5694
5695        (!matches!(file.disk_state(), DiskState::Historic { .. })).then(|| ProjectPath {
5696            worktree_id: file.worktree_id(cx),
5697            path: file.path().clone(),
5698        })
5699    }
5700
5701    fn is_dirty(&self) -> bool {
5702        self.is_dirty()
5703    }
5704}
5705
5706impl Completion {
5707    pub fn kind(&self) -> Option<CompletionItemKind> {
5708        self.source
5709            // `lsp::CompletionListItemDefaults` has no `kind` field
5710            .lsp_completion(false)
5711            .and_then(|lsp_completion| lsp_completion.kind)
5712    }
5713
5714    pub fn label(&self) -> Option<String> {
5715        self.source
5716            .lsp_completion(false)
5717            .map(|lsp_completion| lsp_completion.label.clone())
5718    }
5719
5720    /// A key that can be used to sort completions when displaying
5721    /// them to the user.
5722    pub fn sort_key(&self) -> (usize, &str) {
5723        const DEFAULT_KIND_KEY: usize = 4;
5724        let kind_key = self
5725            .kind()
5726            .and_then(|lsp_completion_kind| match lsp_completion_kind {
5727                lsp::CompletionItemKind::KEYWORD => Some(0),
5728                lsp::CompletionItemKind::VARIABLE => Some(1),
5729                lsp::CompletionItemKind::CONSTANT => Some(2),
5730                lsp::CompletionItemKind::PROPERTY => Some(3),
5731                _ => None,
5732            })
5733            .unwrap_or(DEFAULT_KIND_KEY);
5734        (kind_key, self.label.filter_text())
5735    }
5736
5737    /// Whether this completion is a snippet.
5738    pub fn is_snippet_kind(&self) -> bool {
5739        matches!(
5740            &self.source,
5741            CompletionSource::Lsp { lsp_completion, .. }
5742            if lsp_completion.kind == Some(CompletionItemKind::SNIPPET)
5743        )
5744    }
5745
5746    /// Whether this completion is a snippet or snippet-style LSP completion.
5747    pub fn is_snippet(&self) -> bool {
5748        self.source
5749            // `lsp::CompletionListItemDefaults` has `insert_text_format` field
5750            .lsp_completion(true)
5751            .is_some_and(|lsp_completion| {
5752                lsp_completion.insert_text_format == Some(lsp::InsertTextFormat::SNIPPET)
5753            })
5754    }
5755
5756    /// Returns the corresponding color for this completion.
5757    ///
5758    /// Will return `None` if this completion's kind is not [`CompletionItemKind::COLOR`].
5759    pub fn color(&self) -> Option<Hsla> {
5760        // `lsp::CompletionListItemDefaults` has no `kind` field
5761        let lsp_completion = self.source.lsp_completion(false)?;
5762        if lsp_completion.kind? == CompletionItemKind::COLOR {
5763            return color_extractor::extract_color(&lsp_completion);
5764        }
5765        None
5766    }
5767}
5768
5769fn proto_to_prompt(level: proto::language_server_prompt_request::Level) -> gpui::PromptLevel {
5770    match level {
5771        proto::language_server_prompt_request::Level::Info(_) => gpui::PromptLevel::Info,
5772        proto::language_server_prompt_request::Level::Warning(_) => gpui::PromptLevel::Warning,
5773        proto::language_server_prompt_request::Level::Critical(_) => gpui::PromptLevel::Critical,
5774    }
5775}
5776
5777fn provide_inline_values(
5778    captures: impl Iterator<Item = (Range<usize>, language::DebuggerTextObject)>,
5779    snapshot: &language::BufferSnapshot,
5780    max_row: usize,
5781) -> Vec<InlineValueLocation> {
5782    let mut variables = Vec::new();
5783    let mut variable_position = HashSet::default();
5784    let mut scopes = Vec::new();
5785
5786    let active_debug_line_offset = snapshot.point_to_offset(Point::new(max_row as u32, 0));
5787
5788    for (capture_range, capture_kind) in captures {
5789        match capture_kind {
5790            language::DebuggerTextObject::Variable => {
5791                let variable_name = snapshot
5792                    .text_for_range(capture_range.clone())
5793                    .collect::<String>();
5794                let point = snapshot.offset_to_point(capture_range.end);
5795
5796                while scopes
5797                    .last()
5798                    .is_some_and(|scope: &Range<_>| !scope.contains(&capture_range.start))
5799                {
5800                    scopes.pop();
5801                }
5802
5803                if point.row as usize > max_row {
5804                    break;
5805                }
5806
5807                let scope = if scopes
5808                    .last()
5809                    .is_none_or(|scope| !scope.contains(&active_debug_line_offset))
5810                {
5811                    VariableScope::Global
5812                } else {
5813                    VariableScope::Local
5814                };
5815
5816                if variable_position.insert(capture_range.end) {
5817                    variables.push(InlineValueLocation {
5818                        variable_name,
5819                        scope,
5820                        lookup: VariableLookupKind::Variable,
5821                        row: point.row as usize,
5822                        column: point.column as usize,
5823                    });
5824                }
5825            }
5826            language::DebuggerTextObject::Scope => {
5827                while scopes.last().map_or_else(
5828                    || false,
5829                    |scope: &Range<usize>| {
5830                        !(scope.contains(&capture_range.start)
5831                            && scope.contains(&capture_range.end))
5832                    },
5833                ) {
5834                    scopes.pop();
5835                }
5836                scopes.push(capture_range);
5837            }
5838        }
5839    }
5840
5841    variables
5842}
5843
5844#[cfg(test)]
5845mod disable_ai_settings_tests {
5846    use super::*;
5847    use gpui::TestAppContext;
5848    use settings::Settings;
5849
5850    #[gpui::test]
5851    async fn test_disable_ai_settings_security(cx: &mut TestAppContext) {
5852        cx.update(|cx| {
5853            settings::init(cx);
5854
5855            // Test 1: Default is false (AI enabled)
5856            assert!(
5857                !DisableAiSettings::get_global(cx).disable_ai,
5858                "Default should allow AI"
5859            );
5860        });
5861
5862        let disable_true = serde_json::json!({
5863            "disable_ai": true
5864        })
5865        .to_string();
5866        let disable_false = serde_json::json!({
5867            "disable_ai": false
5868        })
5869        .to_string();
5870
5871        cx.update_global::<SettingsStore, _>(|store, cx| {
5872            store.set_user_settings(&disable_false, cx).unwrap();
5873            store.set_global_settings(&disable_true, cx).unwrap();
5874        });
5875        cx.update(|cx| {
5876            assert!(
5877                DisableAiSettings::get_global(cx).disable_ai,
5878                "Local false cannot override global true"
5879            );
5880        });
5881
5882        cx.update_global::<SettingsStore, _>(|store, cx| {
5883            store.set_global_settings(&disable_false, cx).unwrap();
5884            store.set_user_settings(&disable_true, cx).unwrap();
5885        });
5886
5887        cx.update(|cx| {
5888            assert!(
5889                DisableAiSettings::get_global(cx).disable_ai,
5890                "Local false cannot override global true"
5891            );
5892        });
5893    }
5894}