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;
  52
  53use anyhow::{Context as _, Result, anyhow};
  54use buffer_store::{BufferStore, BufferStoreEvent};
  55use client::{Client, Collaborator, PendingEntitySubscription, TypedEnvelope, UserStore, proto};
  56use clock::ReplicaId;
  57
  58use dap::client::DebugAdapterClient;
  59
  60use collections::{BTreeSet, HashMap, HashSet, IndexSet};
  61use debounced_delay::DebouncedDelay;
  62pub use debugger::breakpoint_store::BreakpointWithPosition;
  63use debugger::{
  64    breakpoint_store::{ActiveStackFrame, BreakpointStore},
  65    dap_store::{DapStore, DapStoreEvent},
  66    session::Session,
  67};
  68use encoding_rs;
  69pub use environment::ProjectEnvironment;
  70#[cfg(test)]
  71use futures::future::join_all;
  72use futures::{
  73    StreamExt,
  74    channel::mpsc::{self, UnboundedReceiver},
  75    future::try_join_all,
  76};
  77pub use image_store::{ImageItem, ImageStore};
  78use image_store::{ImageItemEvent, ImageStoreEvent};
  79
  80use ::git::{blame::Blame, status::FileStatus};
  81use gpui::{
  82    App, AppContext, AsyncApp, BorrowAppContext, Context, Entity, EventEmitter, Hsla, SharedString,
  83    Task, WeakEntity, Window,
  84};
  85use language::{
  86    Buffer, BufferEvent, Capability, CodeLabel, CursorShape, Language, LanguageName,
  87    LanguageRegistry, PointUtf16, ToOffset, ToPointUtf16, Toolchain, ToolchainMetadata,
  88    ToolchainScope, Transaction, Unclipped, language_settings::InlayHintKind,
  89    proto::split_operations,
  90};
  91use lsp::{
  92    CodeActionKind, CompletionContext, CompletionItemKind, DocumentHighlightKind, InsertTextMode,
  93    LanguageServerBinary, LanguageServerId, LanguageServerName, LanguageServerSelector,
  94    MessageActionItem,
  95};
  96use lsp_command::*;
  97use lsp_store::{CompletionDocumentation, LspFormatTarget, OpenLspBufferHandle};
  98pub use manifest_tree::ManifestProvidersStore;
  99use node_runtime::NodeRuntime;
 100use parking_lot::Mutex;
 101pub use prettier_store::PrettierStore;
 102use project_settings::{ProjectSettings, SettingsObserver, SettingsObserverEvent};
 103use remote::{RemoteClient, RemoteConnectionOptions};
 104use rpc::{
 105    AnyProtoClient, ErrorCode,
 106    proto::{LanguageServerPromptResponse, REMOTE_SERVER_PROJECT_ID},
 107};
 108use search::{SearchInputKind, SearchQuery, SearchResult};
 109use search_history::SearchHistory;
 110use settings::{InvalidSettingsError, RegisterSetting, Settings, SettingsLocation, SettingsStore};
 111use smol::channel::Receiver;
 112use snippet::Snippet;
 113pub use snippet_provider;
 114use snippet_provider::SnippetProvider;
 115use std::{
 116    borrow::Cow,
 117    collections::BTreeMap,
 118    ffi::OsString,
 119    ops::{Not as _, Range},
 120    path::{Path, PathBuf},
 121    pin::pin,
 122    str::{self, FromStr},
 123    sync::Arc,
 124    time::Duration,
 125};
 126
 127use task_store::TaskStore;
 128use terminals::Terminals;
 129use text::{Anchor, BufferId, OffsetRangeExt, Point, Rope};
 130use toolchain_store::EmptyToolchainStore;
 131use util::{
 132    ResultExt as _, maybe,
 133    paths::{PathStyle, SanitizedPath, is_absolute},
 134    rel_path::RelPath,
 135};
 136use worktree::{CreatedEntry, Snapshot, Traversal};
 137pub use worktree::{
 138    Entry, EntryKind, FS_WATCH_LATENCY, File, LocalWorktree, PathChange, ProjectEntryId,
 139    UpdatedEntriesSet, UpdatedGitRepositoriesSet, Worktree, WorktreeId, WorktreeSettings,
 140};
 141use worktree_store::{WorktreeStore, WorktreeStoreEvent};
 142
 143pub use fs::*;
 144pub use language::Location;
 145#[cfg(any(test, feature = "test-support"))]
 146pub use prettier::FORMAT_SUFFIX as TEST_PRETTIER_FORMAT_SUFFIX;
 147pub use task_inventory::{
 148    BasicContextProvider, ContextProviderWithTasks, DebugScenarioContext, Inventory, TaskContexts,
 149    TaskSourceKind,
 150};
 151
 152pub use buffer_store::ProjectTransaction;
 153pub use lsp_store::{
 154    DiagnosticSummary, InvalidationStrategy, LanguageServerLogType, LanguageServerProgress,
 155    LanguageServerPromptRequest, LanguageServerStatus, LanguageServerToQuery, LspStore,
 156    LspStoreEvent, ProgressToken, SERVER_PROGRESS_THROTTLE_TIMEOUT,
 157};
 158pub use toolchain_store::{ToolchainStore, Toolchains};
 159const MAX_PROJECT_SEARCH_HISTORY_SIZE: usize = 500;
 160
 161pub trait ProjectItem: 'static {
 162    fn try_open(
 163        project: &Entity<Project>,
 164        path: &ProjectPath,
 165        cx: &mut App,
 166    ) -> Option<Task<Result<Entity<Self>>>>
 167    where
 168        Self: Sized;
 169    fn entry_id(&self, cx: &App) -> Option<ProjectEntryId>;
 170    fn project_path(&self, cx: &App) -> Option<ProjectPath>;
 171    fn is_dirty(&self) -> bool;
 172}
 173
 174#[derive(Clone)]
 175pub enum OpenedBufferEvent {
 176    Disconnected,
 177    Ok(BufferId),
 178    Err(BufferId, Arc<anyhow::Error>),
 179}
 180
 181/// Semantics-aware entity that is relevant to one or more [`Worktree`] with the files.
 182/// `Project` is responsible for tasks, LSP and collab queries, synchronizing worktree states accordingly.
 183/// Maps [`Worktree`] entries with its own logic using [`ProjectEntryId`] and [`ProjectPath`] structs.
 184///
 185/// Can be either local (for the project opened on the same host) or remote.(for collab projects, browsed by multiple remote users).
 186pub struct Project {
 187    active_entry: Option<ProjectEntryId>,
 188    buffer_ordered_messages_tx: mpsc::UnboundedSender<BufferOrderedMessage>,
 189    languages: Arc<LanguageRegistry>,
 190    dap_store: Entity<DapStore>,
 191    agent_server_store: Entity<AgentServerStore>,
 192
 193    breakpoint_store: Entity<BreakpointStore>,
 194    collab_client: Arc<client::Client>,
 195    join_project_response_message_id: u32,
 196    task_store: Entity<TaskStore>,
 197    user_store: Entity<UserStore>,
 198    fs: Arc<dyn Fs>,
 199    remote_client: Option<Entity<RemoteClient>>,
 200    client_state: ProjectClientState,
 201    git_store: Entity<GitStore>,
 202    collaborators: HashMap<proto::PeerId, Collaborator>,
 203    client_subscriptions: Vec<client::Subscription>,
 204    worktree_store: Entity<WorktreeStore>,
 205    buffer_store: Entity<BufferStore>,
 206    context_server_store: Entity<ContextServerStore>,
 207    image_store: Entity<ImageStore>,
 208    lsp_store: Entity<LspStore>,
 209    _subscriptions: Vec<gpui::Subscription>,
 210    buffers_needing_diff: HashSet<WeakEntity<Buffer>>,
 211    git_diff_debouncer: DebouncedDelay<Self>,
 212    remotely_created_models: Arc<Mutex<RemotelyCreatedModels>>,
 213    terminals: Terminals,
 214    node: Option<NodeRuntime>,
 215    search_history: SearchHistory,
 216    search_included_history: SearchHistory,
 217    search_excluded_history: SearchHistory,
 218    snippets: Entity<SnippetProvider>,
 219    environment: Entity<ProjectEnvironment>,
 220    settings_observer: Entity<SettingsObserver>,
 221    toolchain_store: Option<Entity<ToolchainStore>>,
 222    agent_location: Option<AgentLocation>,
 223}
 224
 225#[derive(Clone, Debug, PartialEq, Eq)]
 226pub struct AgentLocation {
 227    pub buffer: WeakEntity<Buffer>,
 228    pub position: Anchor,
 229}
 230
 231#[derive(Default)]
 232struct RemotelyCreatedModels {
 233    worktrees: Vec<Entity<Worktree>>,
 234    buffers: Vec<Entity<Buffer>>,
 235    retain_count: usize,
 236}
 237
 238struct RemotelyCreatedModelGuard {
 239    remote_models: std::sync::Weak<Mutex<RemotelyCreatedModels>>,
 240}
 241
 242impl Drop for RemotelyCreatedModelGuard {
 243    fn drop(&mut self) {
 244        if let Some(remote_models) = self.remote_models.upgrade() {
 245            let mut remote_models = remote_models.lock();
 246            assert!(
 247                remote_models.retain_count > 0,
 248                "RemotelyCreatedModelGuard dropped too many times"
 249            );
 250            remote_models.retain_count -= 1;
 251            if remote_models.retain_count == 0 {
 252                remote_models.buffers.clear();
 253                remote_models.worktrees.clear();
 254            }
 255        }
 256    }
 257}
 258/// Message ordered with respect to buffer operations
 259#[derive(Debug)]
 260enum BufferOrderedMessage {
 261    Operation {
 262        buffer_id: BufferId,
 263        operation: proto::Operation,
 264    },
 265    LanguageServerUpdate {
 266        language_server_id: LanguageServerId,
 267        message: proto::update_language_server::Variant,
 268        name: Option<LanguageServerName>,
 269    },
 270    Resync,
 271}
 272
 273#[derive(Debug)]
 274enum ProjectClientState {
 275    /// Single-player mode.
 276    Local,
 277    /// Multi-player mode but still a local project.
 278    Shared { remote_id: u64 },
 279    /// Multi-player mode but working on a remote project.
 280    Remote {
 281        sharing_has_stopped: bool,
 282        capability: Capability,
 283        remote_id: u64,
 284        replica_id: ReplicaId,
 285    },
 286}
 287
 288#[derive(Clone, Debug, PartialEq)]
 289pub enum Event {
 290    LanguageServerAdded(LanguageServerId, LanguageServerName, Option<WorktreeId>),
 291    LanguageServerRemoved(LanguageServerId),
 292    LanguageServerLog(LanguageServerId, LanguageServerLogType, String),
 293    // [`lsp::notification::DidOpenTextDocument`] was sent to this server using the buffer data.
 294    // Zed's buffer-related data is updated accordingly.
 295    LanguageServerBufferRegistered {
 296        server_id: LanguageServerId,
 297        buffer_id: BufferId,
 298        buffer_abs_path: PathBuf,
 299        name: Option<LanguageServerName>,
 300    },
 301    ToggleLspLogs {
 302        server_id: LanguageServerId,
 303        enabled: bool,
 304        toggled_log_kind: LogKind,
 305    },
 306    Toast {
 307        notification_id: SharedString,
 308        message: String,
 309    },
 310    HideToast {
 311        notification_id: SharedString,
 312    },
 313    LanguageServerPrompt(LanguageServerPromptRequest),
 314    LanguageNotFound(Entity<Buffer>),
 315    ActiveEntryChanged(Option<ProjectEntryId>),
 316    ActivateProjectPanel,
 317    WorktreeAdded(WorktreeId),
 318    WorktreeOrderChanged,
 319    WorktreeRemoved(WorktreeId),
 320    WorktreeUpdatedEntries(WorktreeId, UpdatedEntriesSet),
 321    DiskBasedDiagnosticsStarted {
 322        language_server_id: LanguageServerId,
 323    },
 324    DiskBasedDiagnosticsFinished {
 325        language_server_id: LanguageServerId,
 326    },
 327    DiagnosticsUpdated {
 328        paths: Vec<ProjectPath>,
 329        language_server_id: LanguageServerId,
 330    },
 331    RemoteIdChanged(Option<u64>),
 332    DisconnectedFromHost,
 333    DisconnectedFromSshRemote,
 334    Closed,
 335    DeletedEntry(WorktreeId, ProjectEntryId),
 336    CollaboratorUpdated {
 337        old_peer_id: proto::PeerId,
 338        new_peer_id: proto::PeerId,
 339    },
 340    CollaboratorJoined(proto::PeerId),
 341    CollaboratorLeft(proto::PeerId),
 342    HostReshared,
 343    Reshared,
 344    Rejoined,
 345    RefreshInlayHints {
 346        server_id: LanguageServerId,
 347        request_id: Option<usize>,
 348    },
 349    RefreshCodeLens,
 350    RevealInProjectPanel(ProjectEntryId),
 351    SnippetEdit(BufferId, Vec<(lsp::Range, Snippet)>),
 352    ExpandedAllForEntry(WorktreeId, ProjectEntryId),
 353    EntryRenamed(ProjectTransaction, ProjectPath, PathBuf),
 354    WorkspaceEditApplied(ProjectTransaction),
 355    AgentLocationChanged,
 356}
 357
 358pub struct AgentLocationChanged;
 359
 360pub enum DebugAdapterClientState {
 361    Starting(Task<Option<Arc<DebugAdapterClient>>>),
 362    Running(Arc<DebugAdapterClient>),
 363}
 364
 365#[derive(Clone, Debug, Eq, PartialEq, Hash, PartialOrd, Ord)]
 366pub struct ProjectPath {
 367    pub worktree_id: WorktreeId,
 368    pub path: Arc<RelPath>,
 369}
 370
 371impl ProjectPath {
 372    pub fn from_file(value: &dyn language::File, cx: &App) -> Self {
 373        ProjectPath {
 374            worktree_id: value.worktree_id(cx),
 375            path: value.path().clone(),
 376        }
 377    }
 378
 379    pub fn from_proto(p: proto::ProjectPath) -> Option<Self> {
 380        Some(Self {
 381            worktree_id: WorktreeId::from_proto(p.worktree_id),
 382            path: RelPath::from_proto(&p.path).log_err()?,
 383        })
 384    }
 385
 386    pub fn to_proto(&self) -> proto::ProjectPath {
 387        proto::ProjectPath {
 388            worktree_id: self.worktree_id.to_proto(),
 389            path: self.path.as_ref().to_proto(),
 390        }
 391    }
 392
 393    pub fn root_path(worktree_id: WorktreeId) -> Self {
 394        Self {
 395            worktree_id,
 396            path: RelPath::empty().into(),
 397        }
 398    }
 399
 400    pub fn starts_with(&self, other: &ProjectPath) -> bool {
 401        self.worktree_id == other.worktree_id && self.path.starts_with(&other.path)
 402    }
 403}
 404
 405#[derive(Debug, Default)]
 406pub enum PrepareRenameResponse {
 407    Success(Range<Anchor>),
 408    OnlyUnpreparedRenameSupported,
 409    #[default]
 410    InvalidPosition,
 411}
 412
 413#[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
 414pub enum InlayId {
 415    EditPrediction(usize),
 416    DebuggerValue(usize),
 417    // LSP
 418    Hint(usize),
 419    Color(usize),
 420}
 421
 422impl InlayId {
 423    pub fn id(&self) -> usize {
 424        match self {
 425            Self::EditPrediction(id) => *id,
 426            Self::DebuggerValue(id) => *id,
 427            Self::Hint(id) => *id,
 428            Self::Color(id) => *id,
 429        }
 430    }
 431}
 432
 433#[derive(Debug, Clone, PartialEq, Eq)]
 434pub struct InlayHint {
 435    pub position: language::Anchor,
 436    pub label: InlayHintLabel,
 437    pub kind: Option<InlayHintKind>,
 438    pub padding_left: bool,
 439    pub padding_right: bool,
 440    pub tooltip: Option<InlayHintTooltip>,
 441    pub resolve_state: ResolveState,
 442}
 443
 444/// The user's intent behind a given completion confirmation
 445#[derive(PartialEq, Eq, Hash, Debug, Clone, Copy)]
 446pub enum CompletionIntent {
 447    /// The user intends to 'commit' this result, if possible
 448    /// completion confirmations should run side effects.
 449    ///
 450    /// For LSP completions, will respect the setting `completions.lsp_insert_mode`.
 451    Complete,
 452    /// Similar to [Self::Complete], but behaves like `lsp_insert_mode` is set to `insert`.
 453    CompleteWithInsert,
 454    /// Similar to [Self::Complete], but behaves like `lsp_insert_mode` is set to `replace`.
 455    CompleteWithReplace,
 456    /// The user intends to continue 'composing' this completion
 457    /// completion confirmations should not run side effects and
 458    /// let the user continue composing their action
 459    Compose,
 460}
 461
 462impl CompletionIntent {
 463    pub fn is_complete(&self) -> bool {
 464        self == &Self::Complete
 465    }
 466
 467    pub fn is_compose(&self) -> bool {
 468        self == &Self::Compose
 469    }
 470}
 471
 472/// Similar to `CoreCompletion`, but with extra metadata attached.
 473#[derive(Clone)]
 474pub struct Completion {
 475    /// The range of text that will be replaced by this completion.
 476    pub replace_range: Range<Anchor>,
 477    /// The new text that will be inserted.
 478    pub new_text: String,
 479    /// A label for this completion that is shown in the menu.
 480    pub label: CodeLabel,
 481    /// The documentation for this completion.
 482    pub documentation: Option<CompletionDocumentation>,
 483    /// Completion data source which it was constructed from.
 484    pub source: CompletionSource,
 485    /// A path to an icon for this completion that is shown in the menu.
 486    pub icon_path: Option<SharedString>,
 487    /// Text starting here and ending at the cursor will be used as the query for filtering this completion.
 488    ///
 489    /// If None, the start of the surrounding word is used.
 490    pub match_start: Option<text::Anchor>,
 491    /// Key used for de-duplicating snippets. If None, always considered unique.
 492    pub snippet_deduplication_key: Option<(usize, usize)>,
 493    /// Whether to adjust indentation (the default) or not.
 494    pub insert_text_mode: Option<InsertTextMode>,
 495    /// An optional callback to invoke when this completion is confirmed.
 496    /// Returns, whether new completions should be retriggered after the current one.
 497    /// If `true` is returned, the editor will show a new completion menu after this completion is confirmed.
 498    /// if no confirmation is provided or `false` is returned, the completion will be committed.
 499    pub confirm: Option<Arc<dyn Send + Sync + Fn(CompletionIntent, &mut Window, &mut App) -> bool>>,
 500}
 501
 502#[derive(Debug, Clone)]
 503pub enum CompletionSource {
 504    Lsp {
 505        /// The alternate `insert` range, if provided by the LSP server.
 506        insert_range: Option<Range<Anchor>>,
 507        /// The id of the language server that produced this completion.
 508        server_id: LanguageServerId,
 509        /// The raw completion provided by the language server.
 510        lsp_completion: Box<lsp::CompletionItem>,
 511        /// A set of defaults for this completion item.
 512        lsp_defaults: Option<Arc<lsp::CompletionListItemDefaults>>,
 513        /// Whether this completion has been resolved, to ensure it happens once per completion.
 514        resolved: bool,
 515    },
 516    Dap {
 517        /// The sort text for this completion.
 518        sort_text: String,
 519    },
 520    Custom,
 521    BufferWord {
 522        word_range: Range<Anchor>,
 523        resolved: bool,
 524    },
 525}
 526
 527impl CompletionSource {
 528    pub fn server_id(&self) -> Option<LanguageServerId> {
 529        if let CompletionSource::Lsp { server_id, .. } = self {
 530            Some(*server_id)
 531        } else {
 532            None
 533        }
 534    }
 535
 536    pub fn lsp_completion(&self, apply_defaults: bool) -> Option<Cow<'_, lsp::CompletionItem>> {
 537        if let Self::Lsp {
 538            lsp_completion,
 539            lsp_defaults,
 540            ..
 541        } = self
 542        {
 543            if apply_defaults && let Some(lsp_defaults) = lsp_defaults {
 544                let mut completion_with_defaults = *lsp_completion.clone();
 545                let default_commit_characters = lsp_defaults.commit_characters.as_ref();
 546                let default_edit_range = lsp_defaults.edit_range.as_ref();
 547                let default_insert_text_format = lsp_defaults.insert_text_format.as_ref();
 548                let default_insert_text_mode = lsp_defaults.insert_text_mode.as_ref();
 549
 550                if default_commit_characters.is_some()
 551                    || default_edit_range.is_some()
 552                    || default_insert_text_format.is_some()
 553                    || default_insert_text_mode.is_some()
 554                {
 555                    if completion_with_defaults.commit_characters.is_none()
 556                        && default_commit_characters.is_some()
 557                    {
 558                        completion_with_defaults.commit_characters =
 559                            default_commit_characters.cloned()
 560                    }
 561                    if completion_with_defaults.text_edit.is_none() {
 562                        match default_edit_range {
 563                            Some(lsp::CompletionListItemDefaultsEditRange::Range(range)) => {
 564                                completion_with_defaults.text_edit =
 565                                    Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
 566                                        range: *range,
 567                                        new_text: completion_with_defaults.label.clone(),
 568                                    }))
 569                            }
 570                            Some(lsp::CompletionListItemDefaultsEditRange::InsertAndReplace {
 571                                insert,
 572                                replace,
 573                            }) => {
 574                                completion_with_defaults.text_edit =
 575                                    Some(lsp::CompletionTextEdit::InsertAndReplace(
 576                                        lsp::InsertReplaceEdit {
 577                                            new_text: completion_with_defaults.label.clone(),
 578                                            insert: *insert,
 579                                            replace: *replace,
 580                                        },
 581                                    ))
 582                            }
 583                            None => {}
 584                        }
 585                    }
 586                    if completion_with_defaults.insert_text_format.is_none()
 587                        && default_insert_text_format.is_some()
 588                    {
 589                        completion_with_defaults.insert_text_format =
 590                            default_insert_text_format.cloned()
 591                    }
 592                    if completion_with_defaults.insert_text_mode.is_none()
 593                        && default_insert_text_mode.is_some()
 594                    {
 595                        completion_with_defaults.insert_text_mode =
 596                            default_insert_text_mode.cloned()
 597                    }
 598                }
 599                return Some(Cow::Owned(completion_with_defaults));
 600            }
 601            Some(Cow::Borrowed(lsp_completion))
 602        } else {
 603            None
 604        }
 605    }
 606}
 607
 608impl std::fmt::Debug for Completion {
 609    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 610        f.debug_struct("Completion")
 611            .field("replace_range", &self.replace_range)
 612            .field("new_text", &self.new_text)
 613            .field("label", &self.label)
 614            .field("documentation", &self.documentation)
 615            .field("source", &self.source)
 616            .finish()
 617    }
 618}
 619
 620/// Response from a source of completions.
 621pub struct CompletionResponse {
 622    pub completions: Vec<Completion>,
 623    pub display_options: CompletionDisplayOptions,
 624    /// When false, indicates that the list is complete and so does not need to be re-queried if it
 625    /// can be filtered instead.
 626    pub is_incomplete: bool,
 627}
 628
 629#[derive(Default)]
 630pub struct CompletionDisplayOptions {
 631    pub dynamic_width: bool,
 632}
 633
 634impl CompletionDisplayOptions {
 635    pub fn merge(&mut self, other: &CompletionDisplayOptions) {
 636        self.dynamic_width = self.dynamic_width && other.dynamic_width;
 637    }
 638}
 639
 640/// Response from language server completion request.
 641#[derive(Clone, Debug, Default)]
 642pub(crate) struct CoreCompletionResponse {
 643    pub completions: Vec<CoreCompletion>,
 644    /// When false, indicates that the list is complete and so does not need to be re-queried if it
 645    /// can be filtered instead.
 646    pub is_incomplete: bool,
 647}
 648
 649/// A generic completion that can come from different sources.
 650#[derive(Clone, Debug)]
 651pub(crate) struct CoreCompletion {
 652    replace_range: Range<Anchor>,
 653    new_text: String,
 654    source: CompletionSource,
 655}
 656
 657/// A code action provided by a language server.
 658#[derive(Clone, Debug, PartialEq)]
 659pub struct CodeAction {
 660    /// The id of the language server that produced this code action.
 661    pub server_id: LanguageServerId,
 662    /// The range of the buffer where this code action is applicable.
 663    pub range: Range<Anchor>,
 664    /// The raw code action provided by the language server.
 665    /// Can be either an action or a command.
 666    pub lsp_action: LspAction,
 667    /// Whether the action needs to be resolved using the language server.
 668    pub resolved: bool,
 669}
 670
 671/// An action sent back by a language server.
 672#[derive(Clone, Debug, PartialEq)]
 673pub enum LspAction {
 674    /// An action with the full data, may have a command or may not.
 675    /// May require resolving.
 676    Action(Box<lsp::CodeAction>),
 677    /// A command data to run as an action.
 678    Command(lsp::Command),
 679    /// A code lens data to run as an action.
 680    CodeLens(lsp::CodeLens),
 681}
 682
 683impl LspAction {
 684    pub fn title(&self) -> &str {
 685        match self {
 686            Self::Action(action) => &action.title,
 687            Self::Command(command) => &command.title,
 688            Self::CodeLens(lens) => lens
 689                .command
 690                .as_ref()
 691                .map(|command| command.title.as_str())
 692                .unwrap_or("Unknown command"),
 693        }
 694    }
 695
 696    fn action_kind(&self) -> Option<lsp::CodeActionKind> {
 697        match self {
 698            Self::Action(action) => action.kind.clone(),
 699            Self::Command(_) => Some(lsp::CodeActionKind::new("command")),
 700            Self::CodeLens(_) => Some(lsp::CodeActionKind::new("code lens")),
 701        }
 702    }
 703
 704    fn edit(&self) -> Option<&lsp::WorkspaceEdit> {
 705        match self {
 706            Self::Action(action) => action.edit.as_ref(),
 707            Self::Command(_) => None,
 708            Self::CodeLens(_) => None,
 709        }
 710    }
 711
 712    fn command(&self) -> Option<&lsp::Command> {
 713        match self {
 714            Self::Action(action) => action.command.as_ref(),
 715            Self::Command(command) => Some(command),
 716            Self::CodeLens(lens) => lens.command.as_ref(),
 717        }
 718    }
 719}
 720
 721#[derive(Debug, Clone, PartialEq, Eq)]
 722pub enum ResolveState {
 723    Resolved,
 724    CanResolve(LanguageServerId, Option<lsp::LSPAny>),
 725    Resolving,
 726}
 727impl InlayHint {
 728    pub fn text(&self) -> Rope {
 729        match &self.label {
 730            InlayHintLabel::String(s) => Rope::from(s),
 731            InlayHintLabel::LabelParts(parts) => parts.iter().map(|part| &*part.value).collect(),
 732        }
 733    }
 734}
 735
 736#[derive(Debug, Clone, PartialEq, Eq)]
 737pub enum InlayHintLabel {
 738    String(String),
 739    LabelParts(Vec<InlayHintLabelPart>),
 740}
 741
 742#[derive(Debug, Clone, PartialEq, Eq)]
 743pub struct InlayHintLabelPart {
 744    pub value: String,
 745    pub tooltip: Option<InlayHintLabelPartTooltip>,
 746    pub location: Option<(LanguageServerId, lsp::Location)>,
 747}
 748
 749#[derive(Debug, Clone, PartialEq, Eq)]
 750pub enum InlayHintTooltip {
 751    String(String),
 752    MarkupContent(MarkupContent),
 753}
 754
 755#[derive(Debug, Clone, PartialEq, Eq)]
 756pub enum InlayHintLabelPartTooltip {
 757    String(String),
 758    MarkupContent(MarkupContent),
 759}
 760
 761#[derive(Debug, Clone, PartialEq, Eq)]
 762pub struct MarkupContent {
 763    pub kind: HoverBlockKind,
 764    pub value: String,
 765}
 766
 767#[derive(Debug, Clone, PartialEq)]
 768pub struct LocationLink {
 769    pub origin: Option<Location>,
 770    pub target: Location,
 771}
 772
 773#[derive(Debug)]
 774pub struct DocumentHighlight {
 775    pub range: Range<language::Anchor>,
 776    pub kind: DocumentHighlightKind,
 777}
 778
 779#[derive(Clone, Debug)]
 780pub struct Symbol {
 781    pub language_server_name: LanguageServerName,
 782    pub source_worktree_id: WorktreeId,
 783    pub source_language_server_id: LanguageServerId,
 784    pub path: SymbolLocation,
 785    pub label: CodeLabel,
 786    pub name: String,
 787    pub kind: lsp::SymbolKind,
 788    pub range: Range<Unclipped<PointUtf16>>,
 789}
 790
 791#[derive(Clone, Debug)]
 792pub struct DocumentSymbol {
 793    pub name: String,
 794    pub kind: lsp::SymbolKind,
 795    pub range: Range<Unclipped<PointUtf16>>,
 796    pub selection_range: Range<Unclipped<PointUtf16>>,
 797    pub children: Vec<DocumentSymbol>,
 798}
 799
 800#[derive(Clone, Debug, PartialEq)]
 801pub struct HoverBlock {
 802    pub text: String,
 803    pub kind: HoverBlockKind,
 804}
 805
 806#[derive(Clone, Debug, PartialEq, Eq)]
 807pub enum HoverBlockKind {
 808    PlainText,
 809    Markdown,
 810    Code { language: String },
 811}
 812
 813#[derive(Debug, Clone)]
 814pub struct Hover {
 815    pub contents: Vec<HoverBlock>,
 816    pub range: Option<Range<language::Anchor>>,
 817    pub language: Option<Arc<Language>>,
 818}
 819
 820impl Hover {
 821    pub fn is_empty(&self) -> bool {
 822        self.contents.iter().all(|block| block.text.is_empty())
 823    }
 824}
 825
 826enum EntitySubscription {
 827    Project(PendingEntitySubscription<Project>),
 828    BufferStore(PendingEntitySubscription<BufferStore>),
 829    GitStore(PendingEntitySubscription<GitStore>),
 830    WorktreeStore(PendingEntitySubscription<WorktreeStore>),
 831    LspStore(PendingEntitySubscription<LspStore>),
 832    SettingsObserver(PendingEntitySubscription<SettingsObserver>),
 833    DapStore(PendingEntitySubscription<DapStore>),
 834}
 835
 836#[derive(Debug, Clone)]
 837pub struct DirectoryItem {
 838    pub path: PathBuf,
 839    pub is_dir: bool,
 840}
 841
 842#[derive(Clone, Debug, PartialEq)]
 843pub struct DocumentColor {
 844    pub lsp_range: lsp::Range,
 845    pub color: lsp::Color,
 846    pub resolved: bool,
 847    pub color_presentations: Vec<ColorPresentation>,
 848}
 849
 850impl Eq for DocumentColor {}
 851
 852impl std::hash::Hash for DocumentColor {
 853    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
 854        self.lsp_range.hash(state);
 855        self.color.red.to_bits().hash(state);
 856        self.color.green.to_bits().hash(state);
 857        self.color.blue.to_bits().hash(state);
 858        self.color.alpha.to_bits().hash(state);
 859        self.resolved.hash(state);
 860        self.color_presentations.hash(state);
 861    }
 862}
 863
 864#[derive(Clone, Debug, PartialEq, Eq)]
 865pub struct ColorPresentation {
 866    pub label: SharedString,
 867    pub text_edit: Option<lsp::TextEdit>,
 868    pub additional_text_edits: Vec<lsp::TextEdit>,
 869}
 870
 871impl std::hash::Hash for ColorPresentation {
 872    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
 873        self.label.hash(state);
 874        if let Some(ref edit) = self.text_edit {
 875            edit.range.hash(state);
 876            edit.new_text.hash(state);
 877        }
 878        self.additional_text_edits.len().hash(state);
 879        for edit in &self.additional_text_edits {
 880            edit.range.hash(state);
 881            edit.new_text.hash(state);
 882        }
 883    }
 884}
 885
 886#[derive(Clone)]
 887pub enum DirectoryLister {
 888    Project(Entity<Project>),
 889    Local(Entity<Project>, Arc<dyn Fs>),
 890}
 891
 892impl std::fmt::Debug for DirectoryLister {
 893    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 894        match self {
 895            DirectoryLister::Project(project) => {
 896                write!(f, "DirectoryLister::Project({project:?})")
 897            }
 898            DirectoryLister::Local(project, _) => {
 899                write!(f, "DirectoryLister::Local({project:?})")
 900            }
 901        }
 902    }
 903}
 904
 905impl DirectoryLister {
 906    pub fn is_local(&self, cx: &App) -> bool {
 907        match self {
 908            DirectoryLister::Local(..) => true,
 909            DirectoryLister::Project(project) => project.read(cx).is_local(),
 910        }
 911    }
 912
 913    pub fn resolve_tilde<'a>(&self, path: &'a String, cx: &App) -> Cow<'a, str> {
 914        if self.is_local(cx) {
 915            shellexpand::tilde(path)
 916        } else {
 917            Cow::from(path)
 918        }
 919    }
 920
 921    pub fn default_query(&self, cx: &mut App) -> String {
 922        let project = match self {
 923            DirectoryLister::Project(project) => project,
 924            DirectoryLister::Local(project, _) => project,
 925        }
 926        .read(cx);
 927        let path_style = project.path_style(cx);
 928        project
 929            .visible_worktrees(cx)
 930            .next()
 931            .map(|worktree| worktree.read(cx).abs_path().to_string_lossy().into_owned())
 932            .or_else(|| std::env::home_dir().map(|dir| dir.to_string_lossy().into_owned()))
 933            .map(|mut s| {
 934                s.push_str(path_style.primary_separator());
 935                s
 936            })
 937            .unwrap_or_else(|| {
 938                if path_style.is_windows() {
 939                    "C:\\"
 940                } else {
 941                    "~/"
 942                }
 943                .to_string()
 944            })
 945    }
 946
 947    pub fn list_directory(&self, path: String, cx: &mut App) -> Task<Result<Vec<DirectoryItem>>> {
 948        match self {
 949            DirectoryLister::Project(project) => {
 950                project.update(cx, |project, cx| project.list_directory(path, cx))
 951            }
 952            DirectoryLister::Local(_, fs) => {
 953                let fs = fs.clone();
 954                cx.background_spawn(async move {
 955                    let mut results = vec![];
 956                    let expanded = shellexpand::tilde(&path);
 957                    let query = Path::new(expanded.as_ref());
 958                    let mut response = fs.read_dir(query).await?;
 959                    while let Some(path) = response.next().await {
 960                        let path = path?;
 961                        if let Some(file_name) = path.file_name() {
 962                            results.push(DirectoryItem {
 963                                path: PathBuf::from(file_name.to_os_string()),
 964                                is_dir: fs.is_dir(&path).await,
 965                            });
 966                        }
 967                    }
 968                    Ok(results)
 969                })
 970            }
 971        }
 972    }
 973
 974    pub fn path_style(&self, cx: &App) -> PathStyle {
 975        match self {
 976            Self::Local(project, ..) | Self::Project(project, ..) => {
 977                project.read(cx).path_style(cx)
 978            }
 979        }
 980    }
 981}
 982
 983#[cfg(any(test, feature = "test-support"))]
 984pub const DEFAULT_COMPLETION_CONTEXT: CompletionContext = CompletionContext {
 985    trigger_kind: lsp::CompletionTriggerKind::INVOKED,
 986    trigger_character: None,
 987};
 988
 989/// An LSP diagnostics associated with a certain language server.
 990#[derive(Clone, Debug, Default)]
 991pub enum LspPullDiagnostics {
 992    #[default]
 993    Default,
 994    Response {
 995        /// The id of the language server that produced diagnostics.
 996        server_id: LanguageServerId,
 997        /// URI of the resource,
 998        uri: lsp::Uri,
 999        /// The ID provided by the dynamic registration that produced diagnostics.
1000        registration_id: Option<SharedString>,
1001        /// The diagnostics produced by this language server.
1002        diagnostics: PulledDiagnostics,
1003    },
1004}
1005
1006#[derive(Clone, Debug)]
1007pub enum PulledDiagnostics {
1008    Unchanged {
1009        /// An ID the current pulled batch for this file.
1010        /// If given, can be used to query workspace diagnostics partially.
1011        result_id: SharedString,
1012    },
1013    Changed {
1014        result_id: Option<SharedString>,
1015        diagnostics: Vec<lsp::Diagnostic>,
1016    },
1017}
1018
1019/// Whether to disable all AI features in Zed.
1020///
1021/// Default: false
1022#[derive(Copy, Clone, Debug, RegisterSetting)]
1023pub struct DisableAiSettings {
1024    pub disable_ai: bool,
1025}
1026
1027impl settings::Settings for DisableAiSettings {
1028    fn from_settings(content: &settings::SettingsContent) -> Self {
1029        Self {
1030            disable_ai: content.disable_ai.unwrap().0,
1031        }
1032    }
1033}
1034
1035impl Project {
1036    pub fn init(client: &Arc<Client>, cx: &mut App) {
1037        connection_manager::init(client.clone(), cx);
1038
1039        let client: AnyProtoClient = client.clone().into();
1040        client.add_entity_message_handler(Self::handle_add_collaborator);
1041        client.add_entity_message_handler(Self::handle_update_project_collaborator);
1042        client.add_entity_message_handler(Self::handle_remove_collaborator);
1043        client.add_entity_message_handler(Self::handle_update_project);
1044        client.add_entity_message_handler(Self::handle_unshare_project);
1045        client.add_entity_request_handler(Self::handle_update_buffer);
1046        client.add_entity_message_handler(Self::handle_update_worktree);
1047        client.add_entity_request_handler(Self::handle_synchronize_buffers);
1048
1049        client.add_entity_request_handler(Self::handle_search_candidate_buffers);
1050        client.add_entity_request_handler(Self::handle_open_buffer_by_id);
1051        client.add_entity_request_handler(Self::handle_open_buffer_by_path);
1052        client.add_entity_request_handler(Self::handle_open_new_buffer);
1053        client.add_entity_message_handler(Self::handle_create_buffer_for_peer);
1054        client.add_entity_message_handler(Self::handle_toggle_lsp_logs);
1055        client.add_entity_message_handler(Self::handle_create_image_for_peer);
1056
1057        WorktreeStore::init(&client);
1058        BufferStore::init(&client);
1059        LspStore::init(&client);
1060        GitStore::init(&client);
1061        SettingsObserver::init(&client);
1062        TaskStore::init(Some(&client));
1063        ToolchainStore::init(&client);
1064        DapStore::init(&client, cx);
1065        BreakpointStore::init(&client);
1066        context_server_store::init(cx);
1067    }
1068
1069    pub fn local(
1070        client: Arc<Client>,
1071        node: NodeRuntime,
1072        user_store: Entity<UserStore>,
1073        languages: Arc<LanguageRegistry>,
1074        fs: Arc<dyn Fs>,
1075        env: Option<HashMap<String, String>>,
1076        init_worktree_trust: bool,
1077        cx: &mut App,
1078    ) -> Entity<Self> {
1079        cx.new(|cx: &mut Context<Self>| {
1080            let (tx, rx) = mpsc::unbounded();
1081            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1082                .detach();
1083            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1084            let worktree_store = cx.new(|_| WorktreeStore::local(false, fs.clone()));
1085            if init_worktree_trust {
1086                trusted_worktrees::track_worktree_trust(
1087                    worktree_store.clone(),
1088                    None,
1089                    None,
1090                    None,
1091                    cx,
1092                );
1093            }
1094            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1095                .detach();
1096
1097            let weak_self = cx.weak_entity();
1098            let context_server_store =
1099                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self.clone(), cx));
1100
1101            let environment = cx.new(|cx| {
1102                ProjectEnvironment::new(env, worktree_store.downgrade(), None, false, cx)
1103            });
1104            let manifest_tree = ManifestTree::new(worktree_store.clone(), cx);
1105            let toolchain_store = cx.new(|cx| {
1106                ToolchainStore::local(
1107                    languages.clone(),
1108                    worktree_store.clone(),
1109                    environment.clone(),
1110                    manifest_tree.clone(),
1111                    fs.clone(),
1112                    cx,
1113                )
1114            });
1115
1116            let buffer_store = cx.new(|cx| BufferStore::local(worktree_store.clone(), cx));
1117            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1118                .detach();
1119
1120            let breakpoint_store =
1121                cx.new(|_| BreakpointStore::local(worktree_store.clone(), buffer_store.clone()));
1122
1123            let dap_store = cx.new(|cx| {
1124                DapStore::new_local(
1125                    client.http_client(),
1126                    node.clone(),
1127                    fs.clone(),
1128                    environment.clone(),
1129                    toolchain_store.read(cx).as_language_toolchain_store(),
1130                    worktree_store.clone(),
1131                    breakpoint_store.clone(),
1132                    false,
1133                    cx,
1134                )
1135            });
1136            cx.subscribe(&dap_store, Self::on_dap_store_event).detach();
1137
1138            let image_store = cx.new(|cx| ImageStore::local(worktree_store.clone(), cx));
1139            cx.subscribe(&image_store, Self::on_image_store_event)
1140                .detach();
1141
1142            let prettier_store = cx.new(|cx| {
1143                PrettierStore::new(
1144                    node.clone(),
1145                    fs.clone(),
1146                    languages.clone(),
1147                    worktree_store.clone(),
1148                    cx,
1149                )
1150            });
1151
1152            let task_store = cx.new(|cx| {
1153                TaskStore::local(
1154                    buffer_store.downgrade(),
1155                    worktree_store.clone(),
1156                    toolchain_store.read(cx).as_language_toolchain_store(),
1157                    environment.clone(),
1158                    cx,
1159                )
1160            });
1161
1162            let settings_observer = cx.new(|cx| {
1163                SettingsObserver::new_local(
1164                    fs.clone(),
1165                    worktree_store.clone(),
1166                    task_store.clone(),
1167                    cx,
1168                )
1169            });
1170            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1171                .detach();
1172
1173            let lsp_store = cx.new(|cx| {
1174                LspStore::new_local(
1175                    buffer_store.clone(),
1176                    worktree_store.clone(),
1177                    prettier_store.clone(),
1178                    toolchain_store
1179                        .read(cx)
1180                        .as_local_store()
1181                        .expect("Toolchain store to be local")
1182                        .clone(),
1183                    environment.clone(),
1184                    manifest_tree,
1185                    languages.clone(),
1186                    client.http_client(),
1187                    fs.clone(),
1188                    cx,
1189                )
1190            });
1191
1192            let git_store = cx.new(|cx| {
1193                GitStore::local(
1194                    &worktree_store,
1195                    buffer_store.clone(),
1196                    environment.clone(),
1197                    fs.clone(),
1198                    cx,
1199                )
1200            });
1201
1202            let agent_server_store = cx.new(|cx| {
1203                AgentServerStore::local(
1204                    node.clone(),
1205                    fs.clone(),
1206                    environment.clone(),
1207                    client.http_client(),
1208                    cx,
1209                )
1210            });
1211
1212            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1213
1214            Self {
1215                buffer_ordered_messages_tx: tx,
1216                collaborators: Default::default(),
1217                worktree_store,
1218                buffer_store,
1219                image_store,
1220                lsp_store,
1221                context_server_store,
1222                join_project_response_message_id: 0,
1223                client_state: ProjectClientState::Local,
1224                git_store,
1225                client_subscriptions: Vec::new(),
1226                _subscriptions: vec![cx.on_release(Self::release)],
1227                active_entry: None,
1228                snippets,
1229                languages,
1230                collab_client: client,
1231                task_store,
1232                user_store,
1233                settings_observer,
1234                fs,
1235                remote_client: None,
1236                breakpoint_store,
1237                dap_store,
1238                agent_server_store,
1239
1240                buffers_needing_diff: Default::default(),
1241                git_diff_debouncer: DebouncedDelay::new(),
1242                terminals: Terminals {
1243                    local_handles: Vec::new(),
1244                },
1245                node: Some(node),
1246                search_history: Self::new_search_history(),
1247                environment,
1248                remotely_created_models: Default::default(),
1249
1250                search_included_history: Self::new_search_history(),
1251                search_excluded_history: Self::new_search_history(),
1252
1253                toolchain_store: Some(toolchain_store),
1254
1255                agent_location: None,
1256            }
1257        })
1258    }
1259
1260    pub fn remote(
1261        remote: Entity<RemoteClient>,
1262        client: Arc<Client>,
1263        node: NodeRuntime,
1264        user_store: Entity<UserStore>,
1265        languages: Arc<LanguageRegistry>,
1266        fs: Arc<dyn Fs>,
1267        init_worktree_trust: bool,
1268        cx: &mut App,
1269    ) -> Entity<Self> {
1270        cx.new(|cx: &mut Context<Self>| {
1271            let (tx, rx) = mpsc::unbounded();
1272            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1273                .detach();
1274            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1275
1276            let (remote_proto, path_style, connection_options) =
1277                remote.read_with(cx, |remote, _| {
1278                    (
1279                        remote.proto_client(),
1280                        remote.path_style(),
1281                        remote.connection_options(),
1282                    )
1283                });
1284            let worktree_store = cx.new(|_| {
1285                WorktreeStore::remote(
1286                    false,
1287                    remote_proto.clone(),
1288                    REMOTE_SERVER_PROJECT_ID,
1289                    path_style,
1290                )
1291            });
1292
1293            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1294                .detach();
1295            if init_worktree_trust {
1296                match &connection_options {
1297                    RemoteConnectionOptions::Wsl(..) | RemoteConnectionOptions::Ssh(..) => {
1298                        trusted_worktrees::track_worktree_trust(
1299                            worktree_store.clone(),
1300                            Some(RemoteHostLocation::from(connection_options)),
1301                            None,
1302                            Some((remote_proto.clone(), REMOTE_SERVER_PROJECT_ID)),
1303                            cx,
1304                        );
1305                    }
1306                    RemoteConnectionOptions::Docker(..) => {}
1307                }
1308            }
1309
1310            let weak_self = cx.weak_entity();
1311            let context_server_store =
1312                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self.clone(), cx));
1313
1314            let buffer_store = cx.new(|cx| {
1315                BufferStore::remote(
1316                    worktree_store.clone(),
1317                    remote.read(cx).proto_client(),
1318                    REMOTE_SERVER_PROJECT_ID,
1319                    cx,
1320                )
1321            });
1322            let image_store = cx.new(|cx| {
1323                ImageStore::remote(
1324                    worktree_store.clone(),
1325                    remote.read(cx).proto_client(),
1326                    REMOTE_SERVER_PROJECT_ID,
1327                    cx,
1328                )
1329            });
1330            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1331                .detach();
1332            let toolchain_store = cx.new(|cx| {
1333                ToolchainStore::remote(REMOTE_SERVER_PROJECT_ID, remote.read(cx).proto_client(), cx)
1334            });
1335            let task_store = cx.new(|cx| {
1336                TaskStore::remote(
1337                    buffer_store.downgrade(),
1338                    worktree_store.clone(),
1339                    toolchain_store.read(cx).as_language_toolchain_store(),
1340                    remote.read(cx).proto_client(),
1341                    REMOTE_SERVER_PROJECT_ID,
1342                    cx,
1343                )
1344            });
1345
1346            let settings_observer = cx.new(|cx| {
1347                SettingsObserver::new_remote(
1348                    fs.clone(),
1349                    worktree_store.clone(),
1350                    task_store.clone(),
1351                    Some(remote_proto.clone()),
1352                    cx,
1353                )
1354            });
1355            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1356                .detach();
1357
1358            let environment = cx.new(|cx| {
1359                ProjectEnvironment::new(
1360                    None,
1361                    worktree_store.downgrade(),
1362                    Some(remote.downgrade()),
1363                    false,
1364                    cx,
1365                )
1366            });
1367
1368            let lsp_store = cx.new(|cx| {
1369                LspStore::new_remote(
1370                    buffer_store.clone(),
1371                    worktree_store.clone(),
1372                    languages.clone(),
1373                    remote_proto.clone(),
1374                    REMOTE_SERVER_PROJECT_ID,
1375                    cx,
1376                )
1377            });
1378            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1379
1380            let breakpoint_store =
1381                cx.new(|_| BreakpointStore::remote(REMOTE_SERVER_PROJECT_ID, remote_proto.clone()));
1382
1383            let dap_store = cx.new(|cx| {
1384                DapStore::new_remote(
1385                    REMOTE_SERVER_PROJECT_ID,
1386                    remote.clone(),
1387                    breakpoint_store.clone(),
1388                    worktree_store.clone(),
1389                    node.clone(),
1390                    client.http_client(),
1391                    fs.clone(),
1392                    cx,
1393                )
1394            });
1395
1396            let git_store = cx.new(|cx| {
1397                GitStore::remote(
1398                    &worktree_store,
1399                    buffer_store.clone(),
1400                    remote_proto.clone(),
1401                    REMOTE_SERVER_PROJECT_ID,
1402                    cx,
1403                )
1404            });
1405
1406            let agent_server_store =
1407                cx.new(|_| AgentServerStore::remote(REMOTE_SERVER_PROJECT_ID, remote.clone()));
1408
1409            cx.subscribe(&remote, Self::on_remote_client_event).detach();
1410
1411            let this = Self {
1412                buffer_ordered_messages_tx: tx,
1413                collaborators: Default::default(),
1414                worktree_store,
1415                buffer_store,
1416                image_store,
1417                lsp_store,
1418                context_server_store,
1419                breakpoint_store,
1420                dap_store,
1421                join_project_response_message_id: 0,
1422                client_state: ProjectClientState::Local,
1423                git_store,
1424                agent_server_store,
1425                client_subscriptions: Vec::new(),
1426                _subscriptions: vec![
1427                    cx.on_release(Self::release),
1428                    cx.on_app_quit(|this, cx| {
1429                        let shutdown = this.remote_client.take().and_then(|client| {
1430                            client.update(cx, |client, cx| {
1431                                client.shutdown_processes(
1432                                    Some(proto::ShutdownRemoteServer {}),
1433                                    cx.background_executor().clone(),
1434                                )
1435                            })
1436                        });
1437
1438                        cx.background_executor().spawn(async move {
1439                            if let Some(shutdown) = shutdown {
1440                                shutdown.await;
1441                            }
1442                        })
1443                    }),
1444                ],
1445                active_entry: None,
1446                snippets,
1447                languages,
1448                collab_client: client,
1449                task_store,
1450                user_store,
1451                settings_observer,
1452                fs,
1453                remote_client: Some(remote.clone()),
1454                buffers_needing_diff: Default::default(),
1455                git_diff_debouncer: DebouncedDelay::new(),
1456                terminals: Terminals {
1457                    local_handles: Vec::new(),
1458                },
1459                node: Some(node),
1460                search_history: Self::new_search_history(),
1461                environment,
1462                remotely_created_models: Default::default(),
1463
1464                search_included_history: Self::new_search_history(),
1465                search_excluded_history: Self::new_search_history(),
1466
1467                toolchain_store: Some(toolchain_store),
1468                agent_location: None,
1469            };
1470
1471            // remote server -> local machine handlers
1472            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &cx.entity());
1473            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.buffer_store);
1474            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.worktree_store);
1475            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.lsp_store);
1476            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.dap_store);
1477            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.settings_observer);
1478            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.git_store);
1479            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.agent_server_store);
1480
1481            remote_proto.add_entity_message_handler(Self::handle_create_buffer_for_peer);
1482            remote_proto.add_entity_message_handler(Self::handle_create_image_for_peer);
1483            remote_proto.add_entity_message_handler(Self::handle_update_worktree);
1484            remote_proto.add_entity_message_handler(Self::handle_update_project);
1485            remote_proto.add_entity_message_handler(Self::handle_toast);
1486            remote_proto.add_entity_request_handler(Self::handle_language_server_prompt_request);
1487            remote_proto.add_entity_message_handler(Self::handle_hide_toast);
1488            remote_proto.add_entity_request_handler(Self::handle_update_buffer_from_remote_server);
1489            remote_proto.add_entity_request_handler(Self::handle_trust_worktrees);
1490            remote_proto.add_entity_request_handler(Self::handle_restrict_worktrees);
1491            remote_proto.add_entity_request_handler(Self::handle_find_search_candidates_chunk);
1492
1493            BufferStore::init(&remote_proto);
1494            LspStore::init(&remote_proto);
1495            SettingsObserver::init(&remote_proto);
1496            TaskStore::init(Some(&remote_proto));
1497            ToolchainStore::init(&remote_proto);
1498            DapStore::init(&remote_proto, cx);
1499            GitStore::init(&remote_proto);
1500            AgentServerStore::init_remote(&remote_proto);
1501
1502            this
1503        })
1504    }
1505
1506    pub async fn in_room(
1507        remote_id: u64,
1508        client: Arc<Client>,
1509        user_store: Entity<UserStore>,
1510        languages: Arc<LanguageRegistry>,
1511        fs: Arc<dyn Fs>,
1512        cx: AsyncApp,
1513    ) -> Result<Entity<Self>> {
1514        client.connect(true, &cx).await.into_response()?;
1515
1516        let subscriptions = [
1517            EntitySubscription::Project(client.subscribe_to_entity::<Self>(remote_id)?),
1518            EntitySubscription::BufferStore(client.subscribe_to_entity::<BufferStore>(remote_id)?),
1519            EntitySubscription::GitStore(client.subscribe_to_entity::<GitStore>(remote_id)?),
1520            EntitySubscription::WorktreeStore(
1521                client.subscribe_to_entity::<WorktreeStore>(remote_id)?,
1522            ),
1523            EntitySubscription::LspStore(client.subscribe_to_entity::<LspStore>(remote_id)?),
1524            EntitySubscription::SettingsObserver(
1525                client.subscribe_to_entity::<SettingsObserver>(remote_id)?,
1526            ),
1527            EntitySubscription::DapStore(client.subscribe_to_entity::<DapStore>(remote_id)?),
1528        ];
1529        let committer = get_git_committer(&cx).await;
1530        let response = client
1531            .request_envelope(proto::JoinProject {
1532                project_id: remote_id,
1533                committer_email: committer.email,
1534                committer_name: committer.name,
1535            })
1536            .await?;
1537        Self::from_join_project_response(
1538            response,
1539            subscriptions,
1540            client,
1541            false,
1542            user_store,
1543            languages,
1544            fs,
1545            cx,
1546        )
1547        .await
1548    }
1549
1550    async fn from_join_project_response(
1551        response: TypedEnvelope<proto::JoinProjectResponse>,
1552        subscriptions: [EntitySubscription; 7],
1553        client: Arc<Client>,
1554        run_tasks: bool,
1555        user_store: Entity<UserStore>,
1556        languages: Arc<LanguageRegistry>,
1557        fs: Arc<dyn Fs>,
1558        mut cx: AsyncApp,
1559    ) -> Result<Entity<Self>> {
1560        let remote_id = response.payload.project_id;
1561        let role = response.payload.role();
1562
1563        let path_style = if response.payload.windows_paths {
1564            PathStyle::Windows
1565        } else {
1566            PathStyle::Posix
1567        };
1568
1569        let worktree_store = cx.new(|_| {
1570            WorktreeStore::remote(
1571                true,
1572                client.clone().into(),
1573                response.payload.project_id,
1574                path_style,
1575            )
1576        })?;
1577        let buffer_store = cx.new(|cx| {
1578            BufferStore::remote(worktree_store.clone(), client.clone().into(), remote_id, cx)
1579        })?;
1580        let image_store = cx.new(|cx| {
1581            ImageStore::remote(worktree_store.clone(), client.clone().into(), remote_id, cx)
1582        })?;
1583
1584        let environment =
1585            cx.new(|cx| ProjectEnvironment::new(None, worktree_store.downgrade(), None, true, cx))?;
1586        let breakpoint_store =
1587            cx.new(|_| BreakpointStore::remote(remote_id, client.clone().into()))?;
1588        let dap_store = cx.new(|cx| {
1589            DapStore::new_collab(
1590                remote_id,
1591                client.clone().into(),
1592                breakpoint_store.clone(),
1593                worktree_store.clone(),
1594                fs.clone(),
1595                cx,
1596            )
1597        })?;
1598
1599        let lsp_store = cx.new(|cx| {
1600            LspStore::new_remote(
1601                buffer_store.clone(),
1602                worktree_store.clone(),
1603                languages.clone(),
1604                client.clone().into(),
1605                remote_id,
1606                cx,
1607            )
1608        })?;
1609
1610        let task_store = cx.new(|cx| {
1611            if run_tasks {
1612                TaskStore::remote(
1613                    buffer_store.downgrade(),
1614                    worktree_store.clone(),
1615                    Arc::new(EmptyToolchainStore),
1616                    client.clone().into(),
1617                    remote_id,
1618                    cx,
1619                )
1620            } else {
1621                TaskStore::Noop
1622            }
1623        })?;
1624
1625        let settings_observer = cx.new(|cx| {
1626            SettingsObserver::new_remote(
1627                fs.clone(),
1628                worktree_store.clone(),
1629                task_store.clone(),
1630                None,
1631                cx,
1632            )
1633        })?;
1634
1635        let git_store = cx.new(|cx| {
1636            GitStore::remote(
1637                // In this remote case we pass None for the environment
1638                &worktree_store,
1639                buffer_store.clone(),
1640                client.clone().into(),
1641                remote_id,
1642                cx,
1643            )
1644        })?;
1645
1646        let agent_server_store = cx.new(|cx| AgentServerStore::collab(cx))?;
1647        let replica_id = ReplicaId::new(response.payload.replica_id as u16);
1648
1649        let project = cx.new(|cx| {
1650            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1651
1652            let weak_self = cx.weak_entity();
1653            let context_server_store =
1654                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self, cx));
1655
1656            let mut worktrees = Vec::new();
1657            for worktree in response.payload.worktrees {
1658                let worktree = Worktree::remote(
1659                    remote_id,
1660                    replica_id,
1661                    worktree,
1662                    client.clone().into(),
1663                    path_style,
1664                    cx,
1665                );
1666                worktrees.push(worktree);
1667            }
1668
1669            let (tx, rx) = mpsc::unbounded();
1670            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1671                .detach();
1672
1673            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1674                .detach();
1675
1676            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1677                .detach();
1678            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1679            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1680                .detach();
1681
1682            cx.subscribe(&dap_store, Self::on_dap_store_event).detach();
1683
1684            let mut project = Self {
1685                buffer_ordered_messages_tx: tx,
1686                buffer_store: buffer_store.clone(),
1687                image_store,
1688                worktree_store: worktree_store.clone(),
1689                lsp_store: lsp_store.clone(),
1690                context_server_store,
1691                active_entry: None,
1692                collaborators: Default::default(),
1693                join_project_response_message_id: response.message_id,
1694                languages,
1695                user_store: user_store.clone(),
1696                task_store,
1697                snippets,
1698                fs,
1699                remote_client: None,
1700                settings_observer: settings_observer.clone(),
1701                client_subscriptions: Default::default(),
1702                _subscriptions: vec![cx.on_release(Self::release)],
1703                collab_client: client.clone(),
1704                client_state: ProjectClientState::Remote {
1705                    sharing_has_stopped: false,
1706                    capability: Capability::ReadWrite,
1707                    remote_id,
1708                    replica_id,
1709                },
1710                breakpoint_store,
1711                dap_store: dap_store.clone(),
1712                git_store: git_store.clone(),
1713                agent_server_store,
1714                buffers_needing_diff: Default::default(),
1715                git_diff_debouncer: DebouncedDelay::new(),
1716                terminals: Terminals {
1717                    local_handles: Vec::new(),
1718                },
1719                node: None,
1720                search_history: Self::new_search_history(),
1721                search_included_history: Self::new_search_history(),
1722                search_excluded_history: Self::new_search_history(),
1723                environment,
1724                remotely_created_models: Arc::new(Mutex::new(RemotelyCreatedModels::default())),
1725                toolchain_store: None,
1726                agent_location: None,
1727            };
1728            project.set_role(role, cx);
1729            for worktree in worktrees {
1730                project.add_worktree(&worktree, cx);
1731            }
1732            project
1733        })?;
1734
1735        let weak_project = project.downgrade();
1736        lsp_store
1737            .update(&mut cx, |lsp_store, cx| {
1738                lsp_store.set_language_server_statuses_from_proto(
1739                    weak_project,
1740                    response.payload.language_servers,
1741                    response.payload.language_server_capabilities,
1742                    cx,
1743                );
1744            })
1745            .ok();
1746
1747        let subscriptions = subscriptions
1748            .into_iter()
1749            .map(|s| match s {
1750                EntitySubscription::BufferStore(subscription) => {
1751                    subscription.set_entity(&buffer_store, &cx)
1752                }
1753                EntitySubscription::WorktreeStore(subscription) => {
1754                    subscription.set_entity(&worktree_store, &cx)
1755                }
1756                EntitySubscription::GitStore(subscription) => {
1757                    subscription.set_entity(&git_store, &cx)
1758                }
1759                EntitySubscription::SettingsObserver(subscription) => {
1760                    subscription.set_entity(&settings_observer, &cx)
1761                }
1762                EntitySubscription::Project(subscription) => subscription.set_entity(&project, &cx),
1763                EntitySubscription::LspStore(subscription) => {
1764                    subscription.set_entity(&lsp_store, &cx)
1765                }
1766                EntitySubscription::DapStore(subscription) => {
1767                    subscription.set_entity(&dap_store, &cx)
1768                }
1769            })
1770            .collect::<Vec<_>>();
1771
1772        let user_ids = response
1773            .payload
1774            .collaborators
1775            .iter()
1776            .map(|peer| peer.user_id)
1777            .collect();
1778        user_store
1779            .update(&mut cx, |user_store, cx| user_store.get_users(user_ids, cx))?
1780            .await?;
1781
1782        project.update(&mut cx, |this, cx| {
1783            this.set_collaborators_from_proto(response.payload.collaborators, cx)?;
1784            this.client_subscriptions.extend(subscriptions);
1785            anyhow::Ok(())
1786        })??;
1787
1788        Ok(project)
1789    }
1790
1791    fn new_search_history() -> SearchHistory {
1792        SearchHistory::new(
1793            Some(MAX_PROJECT_SEARCH_HISTORY_SIZE),
1794            search_history::QueryInsertionBehavior::AlwaysInsert,
1795        )
1796    }
1797
1798    fn release(&mut self, cx: &mut App) {
1799        if let Some(client) = self.remote_client.take() {
1800            let shutdown = client.update(cx, |client, cx| {
1801                client.shutdown_processes(
1802                    Some(proto::ShutdownRemoteServer {}),
1803                    cx.background_executor().clone(),
1804                )
1805            });
1806
1807            cx.background_spawn(async move {
1808                if let Some(shutdown) = shutdown {
1809                    shutdown.await;
1810                }
1811            })
1812            .detach()
1813        }
1814
1815        match &self.client_state {
1816            ProjectClientState::Local => {}
1817            ProjectClientState::Shared { .. } => {
1818                let _ = self.unshare_internal(cx);
1819            }
1820            ProjectClientState::Remote { remote_id, .. } => {
1821                let _ = self.collab_client.send(proto::LeaveProject {
1822                    project_id: *remote_id,
1823                });
1824                self.disconnected_from_host_internal(cx);
1825            }
1826        }
1827    }
1828
1829    #[cfg(any(test, feature = "test-support"))]
1830    pub async fn example(
1831        root_paths: impl IntoIterator<Item = &Path>,
1832        cx: &mut AsyncApp,
1833    ) -> Entity<Project> {
1834        use clock::FakeSystemClock;
1835
1836        let fs = Arc::new(RealFs::new(None, cx.background_executor().clone()));
1837        let languages = LanguageRegistry::test(cx.background_executor().clone());
1838        let clock = Arc::new(FakeSystemClock::new());
1839        let http_client = http_client::FakeHttpClient::with_404_response();
1840        let client = cx
1841            .update(|cx| client::Client::new(clock, http_client.clone(), cx))
1842            .unwrap();
1843        let user_store = cx.new(|cx| UserStore::new(client.clone(), cx)).unwrap();
1844        let project = cx
1845            .update(|cx| {
1846                Project::local(
1847                    client,
1848                    node_runtime::NodeRuntime::unavailable(),
1849                    user_store,
1850                    Arc::new(languages),
1851                    fs,
1852                    None,
1853                    false,
1854                    cx,
1855                )
1856            })
1857            .unwrap();
1858        for path in root_paths {
1859            let (tree, _) = project
1860                .update(cx, |project, cx| {
1861                    project.find_or_create_worktree(path, true, cx)
1862                })
1863                .unwrap()
1864                .await
1865                .unwrap();
1866            tree.read_with(cx, |tree, _| tree.as_local().unwrap().scan_complete())
1867                .unwrap()
1868                .await;
1869        }
1870        project
1871    }
1872
1873    #[cfg(any(test, feature = "test-support"))]
1874    pub async fn test(
1875        fs: Arc<dyn Fs>,
1876        root_paths: impl IntoIterator<Item = &Path>,
1877        cx: &mut gpui::TestAppContext,
1878    ) -> Entity<Project> {
1879        Self::test_project(fs, root_paths, false, cx).await
1880    }
1881
1882    #[cfg(any(test, feature = "test-support"))]
1883    pub async fn test_with_worktree_trust(
1884        fs: Arc<dyn Fs>,
1885        root_paths: impl IntoIterator<Item = &Path>,
1886        cx: &mut gpui::TestAppContext,
1887    ) -> Entity<Project> {
1888        Self::test_project(fs, root_paths, true, cx).await
1889    }
1890
1891    #[cfg(any(test, feature = "test-support"))]
1892    async fn test_project(
1893        fs: Arc<dyn Fs>,
1894        root_paths: impl IntoIterator<Item = &Path>,
1895        init_worktree_trust: bool,
1896        cx: &mut gpui::TestAppContext,
1897    ) -> Entity<Project> {
1898        use clock::FakeSystemClock;
1899
1900        let languages = LanguageRegistry::test(cx.executor());
1901        let clock = Arc::new(FakeSystemClock::new());
1902        let http_client = http_client::FakeHttpClient::with_404_response();
1903        let client = cx.update(|cx| client::Client::new(clock, http_client.clone(), cx));
1904        let user_store = cx.new(|cx| UserStore::new(client.clone(), cx));
1905        let project = cx.update(|cx| {
1906            Project::local(
1907                client,
1908                node_runtime::NodeRuntime::unavailable(),
1909                user_store,
1910                Arc::new(languages),
1911                fs,
1912                None,
1913                init_worktree_trust,
1914                cx,
1915            )
1916        });
1917        for path in root_paths {
1918            let (tree, _) = project
1919                .update(cx, |project, cx| {
1920                    project.find_or_create_worktree(path, true, cx)
1921                })
1922                .await
1923                .unwrap();
1924
1925            tree.read_with(cx, |tree, _| tree.as_local().unwrap().scan_complete())
1926                .await;
1927        }
1928        project
1929    }
1930
1931    #[inline]
1932    pub fn dap_store(&self) -> Entity<DapStore> {
1933        self.dap_store.clone()
1934    }
1935
1936    #[inline]
1937    pub fn breakpoint_store(&self) -> Entity<BreakpointStore> {
1938        self.breakpoint_store.clone()
1939    }
1940
1941    pub fn active_debug_session(&self, cx: &App) -> Option<(Entity<Session>, ActiveStackFrame)> {
1942        let active_position = self.breakpoint_store.read(cx).active_position()?;
1943        let session = self
1944            .dap_store
1945            .read(cx)
1946            .session_by_id(active_position.session_id)?;
1947        Some((session, active_position.clone()))
1948    }
1949
1950    #[inline]
1951    pub fn lsp_store(&self) -> Entity<LspStore> {
1952        self.lsp_store.clone()
1953    }
1954
1955    #[inline]
1956    pub fn worktree_store(&self) -> Entity<WorktreeStore> {
1957        self.worktree_store.clone()
1958    }
1959
1960    #[inline]
1961    pub fn context_server_store(&self) -> Entity<ContextServerStore> {
1962        self.context_server_store.clone()
1963    }
1964
1965    #[inline]
1966    pub fn buffer_for_id(&self, remote_id: BufferId, cx: &App) -> Option<Entity<Buffer>> {
1967        self.buffer_store.read(cx).get(remote_id)
1968    }
1969
1970    #[inline]
1971    pub fn languages(&self) -> &Arc<LanguageRegistry> {
1972        &self.languages
1973    }
1974
1975    #[inline]
1976    pub fn client(&self) -> Arc<Client> {
1977        self.collab_client.clone()
1978    }
1979
1980    #[inline]
1981    pub fn remote_client(&self) -> Option<Entity<RemoteClient>> {
1982        self.remote_client.clone()
1983    }
1984
1985    #[inline]
1986    pub fn user_store(&self) -> Entity<UserStore> {
1987        self.user_store.clone()
1988    }
1989
1990    #[inline]
1991    pub fn node_runtime(&self) -> Option<&NodeRuntime> {
1992        self.node.as_ref()
1993    }
1994
1995    #[inline]
1996    pub fn opened_buffers(&self, cx: &App) -> Vec<Entity<Buffer>> {
1997        self.buffer_store.read(cx).buffers().collect()
1998    }
1999
2000    #[inline]
2001    pub fn environment(&self) -> &Entity<ProjectEnvironment> {
2002        &self.environment
2003    }
2004
2005    #[inline]
2006    pub fn cli_environment(&self, cx: &App) -> Option<HashMap<String, String>> {
2007        self.environment.read(cx).get_cli_environment()
2008    }
2009
2010    #[inline]
2011    pub fn peek_environment_error<'a>(&'a self, cx: &'a App) -> Option<&'a String> {
2012        self.environment.read(cx).peek_environment_error()
2013    }
2014
2015    #[inline]
2016    pub fn pop_environment_error(&mut self, cx: &mut Context<Self>) {
2017        self.environment.update(cx, |environment, _| {
2018            environment.pop_environment_error();
2019        });
2020    }
2021
2022    #[cfg(any(test, feature = "test-support"))]
2023    #[inline]
2024    pub fn has_open_buffer(&self, path: impl Into<ProjectPath>, cx: &App) -> bool {
2025        self.buffer_store
2026            .read(cx)
2027            .get_by_path(&path.into())
2028            .is_some()
2029    }
2030
2031    #[inline]
2032    pub fn fs(&self) -> &Arc<dyn Fs> {
2033        &self.fs
2034    }
2035
2036    #[inline]
2037    pub fn remote_id(&self) -> Option<u64> {
2038        match self.client_state {
2039            ProjectClientState::Local => None,
2040            ProjectClientState::Shared { remote_id, .. }
2041            | ProjectClientState::Remote { remote_id, .. } => Some(remote_id),
2042        }
2043    }
2044
2045    #[inline]
2046    pub fn supports_terminal(&self, _cx: &App) -> bool {
2047        if self.is_local() {
2048            return true;
2049        }
2050        if self.is_via_remote_server() {
2051            return true;
2052        }
2053
2054        false
2055    }
2056
2057    #[inline]
2058    pub fn remote_connection_state(&self, cx: &App) -> Option<remote::ConnectionState> {
2059        self.remote_client
2060            .as_ref()
2061            .map(|remote| remote.read(cx).connection_state())
2062    }
2063
2064    #[inline]
2065    pub fn remote_connection_options(&self, cx: &App) -> Option<RemoteConnectionOptions> {
2066        self.remote_client
2067            .as_ref()
2068            .map(|remote| remote.read(cx).connection_options())
2069    }
2070
2071    #[inline]
2072    pub fn replica_id(&self) -> ReplicaId {
2073        match self.client_state {
2074            ProjectClientState::Remote { replica_id, .. } => replica_id,
2075            _ => {
2076                if self.remote_client.is_some() {
2077                    ReplicaId::REMOTE_SERVER
2078                } else {
2079                    ReplicaId::LOCAL
2080                }
2081            }
2082        }
2083    }
2084
2085    #[inline]
2086    pub fn task_store(&self) -> &Entity<TaskStore> {
2087        &self.task_store
2088    }
2089
2090    #[inline]
2091    pub fn snippets(&self) -> &Entity<SnippetProvider> {
2092        &self.snippets
2093    }
2094
2095    #[inline]
2096    pub fn search_history(&self, kind: SearchInputKind) -> &SearchHistory {
2097        match kind {
2098            SearchInputKind::Query => &self.search_history,
2099            SearchInputKind::Include => &self.search_included_history,
2100            SearchInputKind::Exclude => &self.search_excluded_history,
2101        }
2102    }
2103
2104    #[inline]
2105    pub fn search_history_mut(&mut self, kind: SearchInputKind) -> &mut SearchHistory {
2106        match kind {
2107            SearchInputKind::Query => &mut self.search_history,
2108            SearchInputKind::Include => &mut self.search_included_history,
2109            SearchInputKind::Exclude => &mut self.search_excluded_history,
2110        }
2111    }
2112
2113    #[inline]
2114    pub fn collaborators(&self) -> &HashMap<proto::PeerId, Collaborator> {
2115        &self.collaborators
2116    }
2117
2118    #[inline]
2119    pub fn host(&self) -> Option<&Collaborator> {
2120        self.collaborators.values().find(|c| c.is_host)
2121    }
2122
2123    #[inline]
2124    pub fn set_worktrees_reordered(&mut self, worktrees_reordered: bool, cx: &mut App) {
2125        self.worktree_store.update(cx, |store, _| {
2126            store.set_worktrees_reordered(worktrees_reordered);
2127        });
2128    }
2129
2130    /// Collect all worktrees, including ones that don't appear in the project panel
2131    #[inline]
2132    pub fn worktrees<'a>(
2133        &self,
2134        cx: &'a App,
2135    ) -> impl 'a + DoubleEndedIterator<Item = Entity<Worktree>> {
2136        self.worktree_store.read(cx).worktrees()
2137    }
2138
2139    /// Collect all user-visible worktrees, the ones that appear in the project panel.
2140    #[inline]
2141    pub fn visible_worktrees<'a>(
2142        &'a self,
2143        cx: &'a App,
2144    ) -> impl 'a + DoubleEndedIterator<Item = Entity<Worktree>> {
2145        self.worktree_store.read(cx).visible_worktrees(cx)
2146    }
2147
2148    #[inline]
2149    pub fn worktree_for_root_name(&self, root_name: &str, cx: &App) -> Option<Entity<Worktree>> {
2150        self.visible_worktrees(cx)
2151            .find(|tree| tree.read(cx).root_name() == root_name)
2152    }
2153
2154    #[inline]
2155    pub fn worktree_root_names<'a>(&'a self, cx: &'a App) -> impl Iterator<Item = &'a str> {
2156        self.visible_worktrees(cx)
2157            .map(|tree| tree.read(cx).root_name().as_unix_str())
2158    }
2159
2160    #[inline]
2161    pub fn worktree_for_id(&self, id: WorktreeId, cx: &App) -> Option<Entity<Worktree>> {
2162        self.worktree_store.read(cx).worktree_for_id(id, cx)
2163    }
2164
2165    pub fn worktree_for_entry(
2166        &self,
2167        entry_id: ProjectEntryId,
2168        cx: &App,
2169    ) -> Option<Entity<Worktree>> {
2170        self.worktree_store
2171            .read(cx)
2172            .worktree_for_entry(entry_id, cx)
2173    }
2174
2175    #[inline]
2176    pub fn worktree_id_for_entry(&self, entry_id: ProjectEntryId, cx: &App) -> Option<WorktreeId> {
2177        self.worktree_for_entry(entry_id, cx)
2178            .map(|worktree| worktree.read(cx).id())
2179    }
2180
2181    /// Checks if the entry is the root of a worktree.
2182    #[inline]
2183    pub fn entry_is_worktree_root(&self, entry_id: ProjectEntryId, cx: &App) -> bool {
2184        self.worktree_for_entry(entry_id, cx)
2185            .map(|worktree| {
2186                worktree
2187                    .read(cx)
2188                    .root_entry()
2189                    .is_some_and(|e| e.id == entry_id)
2190            })
2191            .unwrap_or(false)
2192    }
2193
2194    #[inline]
2195    pub fn project_path_git_status(
2196        &self,
2197        project_path: &ProjectPath,
2198        cx: &App,
2199    ) -> Option<FileStatus> {
2200        self.git_store
2201            .read(cx)
2202            .project_path_git_status(project_path, cx)
2203    }
2204
2205    #[inline]
2206    pub fn visibility_for_paths(
2207        &self,
2208        paths: &[PathBuf],
2209        metadatas: &[Metadata],
2210        exclude_sub_dirs: bool,
2211        cx: &App,
2212    ) -> Option<bool> {
2213        paths
2214            .iter()
2215            .zip(metadatas)
2216            .map(|(path, metadata)| self.visibility_for_path(path, metadata, exclude_sub_dirs, cx))
2217            .max()
2218            .flatten()
2219    }
2220
2221    pub fn visibility_for_path(
2222        &self,
2223        path: &Path,
2224        metadata: &Metadata,
2225        exclude_sub_dirs: bool,
2226        cx: &App,
2227    ) -> Option<bool> {
2228        let path = SanitizedPath::new(path).as_path();
2229        self.worktrees(cx)
2230            .filter_map(|worktree| {
2231                let worktree = worktree.read(cx);
2232                let abs_path = worktree.as_local()?.abs_path();
2233                let contains = path == abs_path.as_ref()
2234                    || (path.starts_with(abs_path) && (!exclude_sub_dirs || !metadata.is_dir));
2235                contains.then(|| worktree.is_visible())
2236            })
2237            .max()
2238    }
2239
2240    pub fn create_entry(
2241        &mut self,
2242        project_path: impl Into<ProjectPath>,
2243        is_directory: bool,
2244        cx: &mut Context<Self>,
2245    ) -> Task<Result<CreatedEntry>> {
2246        let project_path = project_path.into();
2247        let Some(worktree) = self.worktree_for_id(project_path.worktree_id, cx) else {
2248            return Task::ready(Err(anyhow!(format!(
2249                "No worktree for path {project_path:?}"
2250            ))));
2251        };
2252        worktree.update(cx, |worktree, cx| {
2253            worktree.create_entry(project_path.path, is_directory, None, cx)
2254        })
2255    }
2256
2257    #[inline]
2258    pub fn copy_entry(
2259        &mut self,
2260        entry_id: ProjectEntryId,
2261        new_project_path: ProjectPath,
2262        cx: &mut Context<Self>,
2263    ) -> Task<Result<Option<Entry>>> {
2264        self.worktree_store.update(cx, |worktree_store, cx| {
2265            worktree_store.copy_entry(entry_id, new_project_path, cx)
2266        })
2267    }
2268
2269    /// Renames the project entry with given `entry_id`.
2270    ///
2271    /// `new_path` is a relative path to worktree root.
2272    /// If root entry is renamed then its new root name is used instead.
2273    pub fn rename_entry(
2274        &mut self,
2275        entry_id: ProjectEntryId,
2276        new_path: ProjectPath,
2277        cx: &mut Context<Self>,
2278    ) -> Task<Result<CreatedEntry>> {
2279        let worktree_store = self.worktree_store.clone();
2280        let Some((worktree, old_path, is_dir)) = worktree_store
2281            .read(cx)
2282            .worktree_and_entry_for_id(entry_id, cx)
2283            .map(|(worktree, entry)| (worktree, entry.path.clone(), entry.is_dir()))
2284        else {
2285            return Task::ready(Err(anyhow!(format!("No worktree for entry {entry_id:?}"))));
2286        };
2287
2288        let worktree_id = worktree.read(cx).id();
2289        let is_root_entry = self.entry_is_worktree_root(entry_id, cx);
2290
2291        let lsp_store = self.lsp_store().downgrade();
2292        cx.spawn(async move |project, cx| {
2293            let (old_abs_path, new_abs_path) = {
2294                let root_path = worktree.read_with(cx, |this, _| this.abs_path())?;
2295                let new_abs_path = if is_root_entry {
2296                    root_path
2297                        .parent()
2298                        .unwrap()
2299                        .join(new_path.path.as_std_path())
2300                } else {
2301                    root_path.join(&new_path.path.as_std_path())
2302                };
2303                (root_path.join(old_path.as_std_path()), new_abs_path)
2304            };
2305            let transaction = LspStore::will_rename_entry(
2306                lsp_store.clone(),
2307                worktree_id,
2308                &old_abs_path,
2309                &new_abs_path,
2310                is_dir,
2311                cx.clone(),
2312            )
2313            .await;
2314
2315            let entry = worktree_store
2316                .update(cx, |worktree_store, cx| {
2317                    worktree_store.rename_entry(entry_id, new_path.clone(), cx)
2318                })?
2319                .await?;
2320
2321            project
2322                .update(cx, |_, cx| {
2323                    cx.emit(Event::EntryRenamed(
2324                        transaction,
2325                        new_path.clone(),
2326                        new_abs_path.clone(),
2327                    ));
2328                })
2329                .ok();
2330
2331            lsp_store
2332                .read_with(cx, |this, _| {
2333                    this.did_rename_entry(worktree_id, &old_abs_path, &new_abs_path, is_dir);
2334                })
2335                .ok();
2336            Ok(entry)
2337        })
2338    }
2339
2340    #[inline]
2341    pub fn delete_file(
2342        &mut self,
2343        path: ProjectPath,
2344        trash: bool,
2345        cx: &mut Context<Self>,
2346    ) -> Option<Task<Result<()>>> {
2347        let entry = self.entry_for_path(&path, cx)?;
2348        self.delete_entry(entry.id, trash, cx)
2349    }
2350
2351    #[inline]
2352    pub fn delete_entry(
2353        &mut self,
2354        entry_id: ProjectEntryId,
2355        trash: bool,
2356        cx: &mut Context<Self>,
2357    ) -> Option<Task<Result<()>>> {
2358        let worktree = self.worktree_for_entry(entry_id, cx)?;
2359        cx.emit(Event::DeletedEntry(worktree.read(cx).id(), entry_id));
2360        worktree.update(cx, |worktree, cx| {
2361            worktree.delete_entry(entry_id, trash, cx)
2362        })
2363    }
2364
2365    #[inline]
2366    pub fn expand_entry(
2367        &mut self,
2368        worktree_id: WorktreeId,
2369        entry_id: ProjectEntryId,
2370        cx: &mut Context<Self>,
2371    ) -> Option<Task<Result<()>>> {
2372        let worktree = self.worktree_for_id(worktree_id, cx)?;
2373        worktree.update(cx, |worktree, cx| worktree.expand_entry(entry_id, cx))
2374    }
2375
2376    pub fn expand_all_for_entry(
2377        &mut self,
2378        worktree_id: WorktreeId,
2379        entry_id: ProjectEntryId,
2380        cx: &mut Context<Self>,
2381    ) -> Option<Task<Result<()>>> {
2382        let worktree = self.worktree_for_id(worktree_id, cx)?;
2383        let task = worktree.update(cx, |worktree, cx| {
2384            worktree.expand_all_for_entry(entry_id, cx)
2385        });
2386        Some(cx.spawn(async move |this, cx| {
2387            task.context("no task")?.await?;
2388            this.update(cx, |_, cx| {
2389                cx.emit(Event::ExpandedAllForEntry(worktree_id, entry_id));
2390            })?;
2391            Ok(())
2392        }))
2393    }
2394
2395    pub fn shared(&mut self, project_id: u64, cx: &mut Context<Self>) -> Result<()> {
2396        anyhow::ensure!(
2397            matches!(self.client_state, ProjectClientState::Local),
2398            "project was already shared"
2399        );
2400
2401        self.client_subscriptions.extend([
2402            self.collab_client
2403                .subscribe_to_entity(project_id)?
2404                .set_entity(&cx.entity(), &cx.to_async()),
2405            self.collab_client
2406                .subscribe_to_entity(project_id)?
2407                .set_entity(&self.worktree_store, &cx.to_async()),
2408            self.collab_client
2409                .subscribe_to_entity(project_id)?
2410                .set_entity(&self.buffer_store, &cx.to_async()),
2411            self.collab_client
2412                .subscribe_to_entity(project_id)?
2413                .set_entity(&self.lsp_store, &cx.to_async()),
2414            self.collab_client
2415                .subscribe_to_entity(project_id)?
2416                .set_entity(&self.settings_observer, &cx.to_async()),
2417            self.collab_client
2418                .subscribe_to_entity(project_id)?
2419                .set_entity(&self.dap_store, &cx.to_async()),
2420            self.collab_client
2421                .subscribe_to_entity(project_id)?
2422                .set_entity(&self.breakpoint_store, &cx.to_async()),
2423            self.collab_client
2424                .subscribe_to_entity(project_id)?
2425                .set_entity(&self.git_store, &cx.to_async()),
2426        ]);
2427
2428        self.buffer_store.update(cx, |buffer_store, cx| {
2429            buffer_store.shared(project_id, self.collab_client.clone().into(), cx)
2430        });
2431        self.worktree_store.update(cx, |worktree_store, cx| {
2432            worktree_store.shared(project_id, self.collab_client.clone().into(), cx);
2433        });
2434        self.lsp_store.update(cx, |lsp_store, cx| {
2435            lsp_store.shared(project_id, self.collab_client.clone().into(), cx)
2436        });
2437        self.breakpoint_store.update(cx, |breakpoint_store, _| {
2438            breakpoint_store.shared(project_id, self.collab_client.clone().into())
2439        });
2440        self.dap_store.update(cx, |dap_store, cx| {
2441            dap_store.shared(project_id, self.collab_client.clone().into(), cx);
2442        });
2443        self.task_store.update(cx, |task_store, cx| {
2444            task_store.shared(project_id, self.collab_client.clone().into(), cx);
2445        });
2446        self.settings_observer.update(cx, |settings_observer, cx| {
2447            settings_observer.shared(project_id, self.collab_client.clone().into(), cx)
2448        });
2449        self.git_store.update(cx, |git_store, cx| {
2450            git_store.shared(project_id, self.collab_client.clone().into(), cx)
2451        });
2452
2453        self.client_state = ProjectClientState::Shared {
2454            remote_id: project_id,
2455        };
2456
2457        cx.emit(Event::RemoteIdChanged(Some(project_id)));
2458        Ok(())
2459    }
2460
2461    pub fn reshared(
2462        &mut self,
2463        message: proto::ResharedProject,
2464        cx: &mut Context<Self>,
2465    ) -> Result<()> {
2466        self.buffer_store
2467            .update(cx, |buffer_store, _| buffer_store.forget_shared_buffers());
2468        self.set_collaborators_from_proto(message.collaborators, cx)?;
2469
2470        self.worktree_store.update(cx, |worktree_store, cx| {
2471            worktree_store.send_project_updates(cx);
2472        });
2473        if let Some(remote_id) = self.remote_id() {
2474            self.git_store.update(cx, |git_store, cx| {
2475                git_store.shared(remote_id, self.collab_client.clone().into(), cx)
2476            });
2477        }
2478        cx.emit(Event::Reshared);
2479        Ok(())
2480    }
2481
2482    pub fn rejoined(
2483        &mut self,
2484        message: proto::RejoinedProject,
2485        message_id: u32,
2486        cx: &mut Context<Self>,
2487    ) -> Result<()> {
2488        cx.update_global::<SettingsStore, _>(|store, cx| {
2489            for worktree_metadata in &message.worktrees {
2490                store
2491                    .clear_local_settings(WorktreeId::from_proto(worktree_metadata.id), cx)
2492                    .log_err();
2493            }
2494        });
2495
2496        self.join_project_response_message_id = message_id;
2497        self.set_worktrees_from_proto(message.worktrees, cx)?;
2498        self.set_collaborators_from_proto(message.collaborators, cx)?;
2499
2500        let project = cx.weak_entity();
2501        self.lsp_store.update(cx, |lsp_store, cx| {
2502            lsp_store.set_language_server_statuses_from_proto(
2503                project,
2504                message.language_servers,
2505                message.language_server_capabilities,
2506                cx,
2507            )
2508        });
2509        self.enqueue_buffer_ordered_message(BufferOrderedMessage::Resync)
2510            .unwrap();
2511        cx.emit(Event::Rejoined);
2512        Ok(())
2513    }
2514
2515    #[inline]
2516    pub fn unshare(&mut self, cx: &mut Context<Self>) -> Result<()> {
2517        self.unshare_internal(cx)?;
2518        cx.emit(Event::RemoteIdChanged(None));
2519        Ok(())
2520    }
2521
2522    fn unshare_internal(&mut self, cx: &mut App) -> Result<()> {
2523        anyhow::ensure!(
2524            !self.is_via_collab(),
2525            "attempted to unshare a remote project"
2526        );
2527
2528        if let ProjectClientState::Shared { remote_id, .. } = self.client_state {
2529            self.client_state = ProjectClientState::Local;
2530            self.collaborators.clear();
2531            self.client_subscriptions.clear();
2532            self.worktree_store.update(cx, |store, cx| {
2533                store.unshared(cx);
2534            });
2535            self.buffer_store.update(cx, |buffer_store, cx| {
2536                buffer_store.forget_shared_buffers();
2537                buffer_store.unshared(cx)
2538            });
2539            self.task_store.update(cx, |task_store, cx| {
2540                task_store.unshared(cx);
2541            });
2542            self.breakpoint_store.update(cx, |breakpoint_store, cx| {
2543                breakpoint_store.unshared(cx);
2544            });
2545            self.dap_store.update(cx, |dap_store, cx| {
2546                dap_store.unshared(cx);
2547            });
2548            self.settings_observer.update(cx, |settings_observer, cx| {
2549                settings_observer.unshared(cx);
2550            });
2551            self.git_store.update(cx, |git_store, cx| {
2552                git_store.unshared(cx);
2553            });
2554
2555            self.collab_client
2556                .send(proto::UnshareProject {
2557                    project_id: remote_id,
2558                })
2559                .ok();
2560            Ok(())
2561        } else {
2562            anyhow::bail!("attempted to unshare an unshared project");
2563        }
2564    }
2565
2566    pub fn disconnected_from_host(&mut self, cx: &mut Context<Self>) {
2567        if self.is_disconnected(cx) {
2568            return;
2569        }
2570        self.disconnected_from_host_internal(cx);
2571        cx.emit(Event::DisconnectedFromHost);
2572    }
2573
2574    pub fn set_role(&mut self, role: proto::ChannelRole, cx: &mut Context<Self>) {
2575        let new_capability =
2576            if role == proto::ChannelRole::Member || role == proto::ChannelRole::Admin {
2577                Capability::ReadWrite
2578            } else {
2579                Capability::ReadOnly
2580            };
2581        if let ProjectClientState::Remote { capability, .. } = &mut self.client_state {
2582            if *capability == new_capability {
2583                return;
2584            }
2585
2586            *capability = new_capability;
2587            for buffer in self.opened_buffers(cx) {
2588                buffer.update(cx, |buffer, cx| buffer.set_capability(new_capability, cx));
2589            }
2590        }
2591    }
2592
2593    fn disconnected_from_host_internal(&mut self, cx: &mut App) {
2594        if let ProjectClientState::Remote {
2595            sharing_has_stopped,
2596            ..
2597        } = &mut self.client_state
2598        {
2599            *sharing_has_stopped = true;
2600            self.collaborators.clear();
2601            self.worktree_store.update(cx, |store, cx| {
2602                store.disconnected_from_host(cx);
2603            });
2604            self.buffer_store.update(cx, |buffer_store, cx| {
2605                buffer_store.disconnected_from_host(cx)
2606            });
2607            self.lsp_store
2608                .update(cx, |lsp_store, _cx| lsp_store.disconnected_from_host());
2609        }
2610    }
2611
2612    #[inline]
2613    pub fn close(&mut self, cx: &mut Context<Self>) {
2614        cx.emit(Event::Closed);
2615    }
2616
2617    #[inline]
2618    pub fn is_disconnected(&self, cx: &App) -> bool {
2619        match &self.client_state {
2620            ProjectClientState::Remote {
2621                sharing_has_stopped,
2622                ..
2623            } => *sharing_has_stopped,
2624            ProjectClientState::Local if self.is_via_remote_server() => {
2625                self.remote_client_is_disconnected(cx)
2626            }
2627            _ => false,
2628        }
2629    }
2630
2631    #[inline]
2632    fn remote_client_is_disconnected(&self, cx: &App) -> bool {
2633        self.remote_client
2634            .as_ref()
2635            .map(|remote| remote.read(cx).is_disconnected())
2636            .unwrap_or(false)
2637    }
2638
2639    #[inline]
2640    pub fn capability(&self) -> Capability {
2641        match &self.client_state {
2642            ProjectClientState::Remote { capability, .. } => *capability,
2643            ProjectClientState::Shared { .. } | ProjectClientState::Local => Capability::ReadWrite,
2644        }
2645    }
2646
2647    #[inline]
2648    pub fn is_read_only(&self, cx: &App) -> bool {
2649        self.is_disconnected(cx) || self.capability() == Capability::ReadOnly
2650    }
2651
2652    #[inline]
2653    pub fn is_local(&self) -> bool {
2654        match &self.client_state {
2655            ProjectClientState::Local | ProjectClientState::Shared { .. } => {
2656                self.remote_client.is_none()
2657            }
2658            ProjectClientState::Remote { .. } => false,
2659        }
2660    }
2661
2662    /// Whether this project is a remote server (not counting collab).
2663    #[inline]
2664    pub fn is_via_remote_server(&self) -> bool {
2665        match &self.client_state {
2666            ProjectClientState::Local | ProjectClientState::Shared { .. } => {
2667                self.remote_client.is_some()
2668            }
2669            ProjectClientState::Remote { .. } => false,
2670        }
2671    }
2672
2673    /// Whether this project is from collab (not counting remote servers).
2674    #[inline]
2675    pub fn is_via_collab(&self) -> bool {
2676        match &self.client_state {
2677            ProjectClientState::Local | ProjectClientState::Shared { .. } => false,
2678            ProjectClientState::Remote { .. } => true,
2679        }
2680    }
2681
2682    /// `!self.is_local()`
2683    #[inline]
2684    pub fn is_remote(&self) -> bool {
2685        debug_assert_eq!(
2686            !self.is_local(),
2687            self.is_via_collab() || self.is_via_remote_server()
2688        );
2689        !self.is_local()
2690    }
2691
2692    pub fn disable_worktree_scanner(&mut self, cx: &mut Context<Self>) {
2693        self.worktree_store.update(cx, |worktree_store, _cx| {
2694            worktree_store.disable_scanner();
2695        });
2696    }
2697
2698    #[inline]
2699    pub fn create_buffer(
2700        &mut self,
2701        searchable: bool,
2702        cx: &mut Context<Self>,
2703    ) -> Task<Result<Entity<Buffer>>> {
2704        self.buffer_store.update(cx, |buffer_store, cx| {
2705            buffer_store.create_buffer(searchable, cx)
2706        })
2707    }
2708
2709    #[inline]
2710    pub fn create_local_buffer(
2711        &mut self,
2712        text: &str,
2713        language: Option<Arc<Language>>,
2714        project_searchable: bool,
2715        cx: &mut Context<Self>,
2716    ) -> Entity<Buffer> {
2717        if self.is_remote() {
2718            panic!("called create_local_buffer on a remote project")
2719        }
2720        self.buffer_store.update(cx, |buffer_store, cx| {
2721            buffer_store.create_local_buffer(text, language, project_searchable, cx)
2722        })
2723    }
2724
2725    pub fn open_path(
2726        &mut self,
2727        path: ProjectPath,
2728        cx: &mut Context<Self>,
2729    ) -> Task<Result<(Option<ProjectEntryId>, Entity<Buffer>)>> {
2730        let task = self.open_buffer(path, cx);
2731        cx.spawn(async move |_project, cx| {
2732            let buffer = task.await?;
2733            let project_entry_id = buffer.read_with(cx, |buffer, _cx| {
2734                File::from_dyn(buffer.file()).and_then(|file| file.project_entry_id())
2735            })?;
2736
2737            Ok((project_entry_id, buffer))
2738        })
2739    }
2740
2741    pub fn open_local_buffer(
2742        &mut self,
2743        abs_path: impl AsRef<Path>,
2744        cx: &mut Context<Self>,
2745    ) -> Task<Result<Entity<Buffer>>> {
2746        let worktree_task = self.find_or_create_worktree(abs_path.as_ref(), false, cx);
2747        cx.spawn(async move |this, cx| {
2748            let (worktree, relative_path) = worktree_task.await?;
2749            this.update(cx, |this, cx| {
2750                this.open_buffer((worktree.read(cx).id(), relative_path), cx)
2751            })?
2752            .await
2753        })
2754    }
2755
2756    #[cfg(any(test, feature = "test-support"))]
2757    pub fn open_local_buffer_with_lsp(
2758        &mut self,
2759        abs_path: impl AsRef<Path>,
2760        cx: &mut Context<Self>,
2761    ) -> Task<Result<(Entity<Buffer>, lsp_store::OpenLspBufferHandle)>> {
2762        if let Some((worktree, relative_path)) = self.find_worktree(abs_path.as_ref(), cx) {
2763            self.open_buffer_with_lsp((worktree.read(cx).id(), relative_path), cx)
2764        } else {
2765            Task::ready(Err(anyhow!("no such path")))
2766        }
2767    }
2768
2769    pub fn open_buffer(
2770        &mut self,
2771        path: impl Into<ProjectPath>,
2772        cx: &mut App,
2773    ) -> Task<Result<Entity<Buffer>>> {
2774        if self.is_disconnected(cx) {
2775            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2776        }
2777
2778        self.buffer_store.update(cx, |buffer_store, cx| {
2779            buffer_store.open_buffer(path.into(), cx)
2780        })
2781    }
2782
2783    #[cfg(any(test, feature = "test-support"))]
2784    pub fn open_buffer_with_lsp(
2785        &mut self,
2786        path: impl Into<ProjectPath>,
2787        cx: &mut Context<Self>,
2788    ) -> Task<Result<(Entity<Buffer>, lsp_store::OpenLspBufferHandle)>> {
2789        let buffer = self.open_buffer(path, cx);
2790        cx.spawn(async move |this, cx| {
2791            let buffer = buffer.await?;
2792            let handle = this.update(cx, |project, cx| {
2793                project.register_buffer_with_language_servers(&buffer, cx)
2794            })?;
2795            Ok((buffer, handle))
2796        })
2797    }
2798
2799    pub fn register_buffer_with_language_servers(
2800        &self,
2801        buffer: &Entity<Buffer>,
2802        cx: &mut App,
2803    ) -> OpenLspBufferHandle {
2804        self.lsp_store.update(cx, |lsp_store, cx| {
2805            lsp_store.register_buffer_with_language_servers(buffer, HashSet::default(), false, cx)
2806        })
2807    }
2808
2809    pub fn open_unstaged_diff(
2810        &mut self,
2811        buffer: Entity<Buffer>,
2812        cx: &mut Context<Self>,
2813    ) -> Task<Result<Entity<BufferDiff>>> {
2814        if self.is_disconnected(cx) {
2815            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2816        }
2817        self.git_store
2818            .update(cx, |git_store, cx| git_store.open_unstaged_diff(buffer, cx))
2819    }
2820
2821    pub fn open_uncommitted_diff(
2822        &mut self,
2823        buffer: Entity<Buffer>,
2824        cx: &mut Context<Self>,
2825    ) -> Task<Result<Entity<BufferDiff>>> {
2826        if self.is_disconnected(cx) {
2827            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2828        }
2829        self.git_store.update(cx, |git_store, cx| {
2830            git_store.open_uncommitted_diff(buffer, cx)
2831        })
2832    }
2833
2834    pub fn open_buffer_by_id(
2835        &mut self,
2836        id: BufferId,
2837        cx: &mut Context<Self>,
2838    ) -> Task<Result<Entity<Buffer>>> {
2839        if let Some(buffer) = self.buffer_for_id(id, cx) {
2840            Task::ready(Ok(buffer))
2841        } else if self.is_local() || self.is_via_remote_server() {
2842            Task::ready(Err(anyhow!("buffer {id} does not exist")))
2843        } else if let Some(project_id) = self.remote_id() {
2844            let request = self.collab_client.request(proto::OpenBufferById {
2845                project_id,
2846                id: id.into(),
2847            });
2848            cx.spawn(async move |project, cx| {
2849                let buffer_id = BufferId::new(request.await?.buffer_id)?;
2850                project
2851                    .update(cx, |project, cx| {
2852                        project.buffer_store.update(cx, |buffer_store, cx| {
2853                            buffer_store.wait_for_remote_buffer(buffer_id, cx)
2854                        })
2855                    })?
2856                    .await
2857            })
2858        } else {
2859            Task::ready(Err(anyhow!("cannot open buffer while disconnected")))
2860        }
2861    }
2862
2863    pub fn save_buffers(
2864        &self,
2865        buffers: HashSet<Entity<Buffer>>,
2866        cx: &mut Context<Self>,
2867    ) -> Task<Result<()>> {
2868        cx.spawn(async move |this, cx| {
2869            let save_tasks = buffers.into_iter().filter_map(|buffer| {
2870                this.update(cx, |this, cx| this.save_buffer(buffer, cx))
2871                    .ok()
2872            });
2873            try_join_all(save_tasks).await?;
2874            Ok(())
2875        })
2876    }
2877
2878    pub fn save_buffer(&self, buffer: Entity<Buffer>, cx: &mut Context<Self>) -> Task<Result<()>> {
2879        self.buffer_store
2880            .update(cx, |buffer_store, cx| buffer_store.save_buffer(buffer, cx))
2881    }
2882
2883    pub fn save_buffer_as(
2884        &mut self,
2885        buffer: Entity<Buffer>,
2886        path: ProjectPath,
2887        cx: &mut Context<Self>,
2888    ) -> Task<Result<()>> {
2889        self.buffer_store.update(cx, |buffer_store, cx| {
2890            buffer_store.save_buffer_as(buffer.clone(), path, cx)
2891        })
2892    }
2893
2894    pub fn get_open_buffer(&self, path: &ProjectPath, cx: &App) -> Option<Entity<Buffer>> {
2895        self.buffer_store.read(cx).get_by_path(path)
2896    }
2897
2898    fn register_buffer(&mut self, buffer: &Entity<Buffer>, cx: &mut Context<Self>) -> Result<()> {
2899        {
2900            let mut remotely_created_models = self.remotely_created_models.lock();
2901            if remotely_created_models.retain_count > 0 {
2902                remotely_created_models.buffers.push(buffer.clone())
2903            }
2904        }
2905
2906        self.request_buffer_diff_recalculation(buffer, cx);
2907
2908        cx.subscribe(buffer, |this, buffer, event, cx| {
2909            this.on_buffer_event(buffer, event, cx);
2910        })
2911        .detach();
2912
2913        Ok(())
2914    }
2915
2916    pub fn open_image(
2917        &mut self,
2918        path: impl Into<ProjectPath>,
2919        cx: &mut Context<Self>,
2920    ) -> Task<Result<Entity<ImageItem>>> {
2921        if self.is_disconnected(cx) {
2922            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2923        }
2924
2925        let open_image_task = self.image_store.update(cx, |image_store, cx| {
2926            image_store.open_image(path.into(), cx)
2927        });
2928
2929        let weak_project = cx.entity().downgrade();
2930        cx.spawn(async move |_, cx| {
2931            let image_item = open_image_task.await?;
2932
2933            // Check if metadata already exists (e.g., for remote images)
2934            let needs_metadata =
2935                cx.read_entity(&image_item, |item, _| item.image_metadata.is_none())?;
2936
2937            if needs_metadata {
2938                let project = weak_project.upgrade().context("Project dropped")?;
2939                let metadata =
2940                    ImageItem::load_image_metadata(image_item.clone(), project, cx).await?;
2941                image_item.update(cx, |image_item, cx| {
2942                    image_item.image_metadata = Some(metadata);
2943                    cx.emit(ImageItemEvent::MetadataUpdated);
2944                })?;
2945            }
2946
2947            Ok(image_item)
2948        })
2949    }
2950
2951    async fn send_buffer_ordered_messages(
2952        project: WeakEntity<Self>,
2953        rx: UnboundedReceiver<BufferOrderedMessage>,
2954        cx: &mut AsyncApp,
2955    ) -> Result<()> {
2956        const MAX_BATCH_SIZE: usize = 128;
2957
2958        let mut operations_by_buffer_id = HashMap::default();
2959        async fn flush_operations(
2960            this: &WeakEntity<Project>,
2961            operations_by_buffer_id: &mut HashMap<BufferId, Vec<proto::Operation>>,
2962            needs_resync_with_host: &mut bool,
2963            is_local: bool,
2964            cx: &mut AsyncApp,
2965        ) -> Result<()> {
2966            for (buffer_id, operations) in operations_by_buffer_id.drain() {
2967                let request = this.read_with(cx, |this, _| {
2968                    let project_id = this.remote_id()?;
2969                    Some(this.collab_client.request(proto::UpdateBuffer {
2970                        buffer_id: buffer_id.into(),
2971                        project_id,
2972                        operations,
2973                    }))
2974                })?;
2975                if let Some(request) = request
2976                    && request.await.is_err()
2977                    && !is_local
2978                {
2979                    *needs_resync_with_host = true;
2980                    break;
2981                }
2982            }
2983            Ok(())
2984        }
2985
2986        let mut needs_resync_with_host = false;
2987        let mut changes = rx.ready_chunks(MAX_BATCH_SIZE);
2988
2989        while let Some(changes) = changes.next().await {
2990            let is_local = project.read_with(cx, |this, _| this.is_local())?;
2991
2992            for change in changes {
2993                match change {
2994                    BufferOrderedMessage::Operation {
2995                        buffer_id,
2996                        operation,
2997                    } => {
2998                        if needs_resync_with_host {
2999                            continue;
3000                        }
3001
3002                        operations_by_buffer_id
3003                            .entry(buffer_id)
3004                            .or_insert(Vec::new())
3005                            .push(operation);
3006                    }
3007
3008                    BufferOrderedMessage::Resync => {
3009                        operations_by_buffer_id.clear();
3010                        if project
3011                            .update(cx, |this, cx| this.synchronize_remote_buffers(cx))?
3012                            .await
3013                            .is_ok()
3014                        {
3015                            needs_resync_with_host = false;
3016                        }
3017                    }
3018
3019                    BufferOrderedMessage::LanguageServerUpdate {
3020                        language_server_id,
3021                        message,
3022                        name,
3023                    } => {
3024                        flush_operations(
3025                            &project,
3026                            &mut operations_by_buffer_id,
3027                            &mut needs_resync_with_host,
3028                            is_local,
3029                            cx,
3030                        )
3031                        .await?;
3032
3033                        project.read_with(cx, |project, _| {
3034                            if let Some(project_id) = project.remote_id() {
3035                                project
3036                                    .collab_client
3037                                    .send(proto::UpdateLanguageServer {
3038                                        project_id,
3039                                        server_name: name.map(|name| String::from(name.0)),
3040                                        language_server_id: language_server_id.to_proto(),
3041                                        variant: Some(message),
3042                                    })
3043                                    .log_err();
3044                            }
3045                        })?;
3046                    }
3047                }
3048            }
3049
3050            flush_operations(
3051                &project,
3052                &mut operations_by_buffer_id,
3053                &mut needs_resync_with_host,
3054                is_local,
3055                cx,
3056            )
3057            .await?;
3058        }
3059
3060        Ok(())
3061    }
3062
3063    fn on_buffer_store_event(
3064        &mut self,
3065        _: Entity<BufferStore>,
3066        event: &BufferStoreEvent,
3067        cx: &mut Context<Self>,
3068    ) {
3069        match event {
3070            BufferStoreEvent::BufferAdded(buffer) => {
3071                self.register_buffer(buffer, cx).log_err();
3072            }
3073            BufferStoreEvent::BufferDropped(buffer_id) => {
3074                if let Some(ref remote_client) = self.remote_client {
3075                    remote_client
3076                        .read(cx)
3077                        .proto_client()
3078                        .send(proto::CloseBuffer {
3079                            project_id: 0,
3080                            buffer_id: buffer_id.to_proto(),
3081                        })
3082                        .log_err();
3083                }
3084            }
3085            _ => {}
3086        }
3087    }
3088
3089    fn on_image_store_event(
3090        &mut self,
3091        _: Entity<ImageStore>,
3092        event: &ImageStoreEvent,
3093        cx: &mut Context<Self>,
3094    ) {
3095        match event {
3096            ImageStoreEvent::ImageAdded(image) => {
3097                cx.subscribe(image, |this, image, event, cx| {
3098                    this.on_image_event(image, event, cx);
3099                })
3100                .detach();
3101            }
3102        }
3103    }
3104
3105    fn on_dap_store_event(
3106        &mut self,
3107        _: Entity<DapStore>,
3108        event: &DapStoreEvent,
3109        cx: &mut Context<Self>,
3110    ) {
3111        if let DapStoreEvent::Notification(message) = event {
3112            cx.emit(Event::Toast {
3113                notification_id: "dap".into(),
3114                message: message.clone(),
3115            });
3116        }
3117    }
3118
3119    fn on_lsp_store_event(
3120        &mut self,
3121        _: Entity<LspStore>,
3122        event: &LspStoreEvent,
3123        cx: &mut Context<Self>,
3124    ) {
3125        match event {
3126            LspStoreEvent::DiagnosticsUpdated { server_id, paths } => {
3127                cx.emit(Event::DiagnosticsUpdated {
3128                    paths: paths.clone(),
3129                    language_server_id: *server_id,
3130                })
3131            }
3132            LspStoreEvent::LanguageServerAdded(server_id, name, worktree_id) => cx.emit(
3133                Event::LanguageServerAdded(*server_id, name.clone(), *worktree_id),
3134            ),
3135            LspStoreEvent::LanguageServerRemoved(server_id) => {
3136                cx.emit(Event::LanguageServerRemoved(*server_id))
3137            }
3138            LspStoreEvent::LanguageServerLog(server_id, log_type, string) => cx.emit(
3139                Event::LanguageServerLog(*server_id, log_type.clone(), string.clone()),
3140            ),
3141            LspStoreEvent::LanguageDetected {
3142                buffer,
3143                new_language,
3144            } => {
3145                let Some(_) = new_language else {
3146                    cx.emit(Event::LanguageNotFound(buffer.clone()));
3147                    return;
3148                };
3149            }
3150            LspStoreEvent::RefreshInlayHints {
3151                server_id,
3152                request_id,
3153            } => cx.emit(Event::RefreshInlayHints {
3154                server_id: *server_id,
3155                request_id: *request_id,
3156            }),
3157            LspStoreEvent::RefreshCodeLens => cx.emit(Event::RefreshCodeLens),
3158            LspStoreEvent::LanguageServerPrompt(prompt) => {
3159                cx.emit(Event::LanguageServerPrompt(prompt.clone()))
3160            }
3161            LspStoreEvent::DiskBasedDiagnosticsStarted { language_server_id } => {
3162                cx.emit(Event::DiskBasedDiagnosticsStarted {
3163                    language_server_id: *language_server_id,
3164                });
3165            }
3166            LspStoreEvent::DiskBasedDiagnosticsFinished { language_server_id } => {
3167                cx.emit(Event::DiskBasedDiagnosticsFinished {
3168                    language_server_id: *language_server_id,
3169                });
3170            }
3171            LspStoreEvent::LanguageServerUpdate {
3172                language_server_id,
3173                name,
3174                message,
3175            } => {
3176                if self.is_local() {
3177                    self.enqueue_buffer_ordered_message(
3178                        BufferOrderedMessage::LanguageServerUpdate {
3179                            language_server_id: *language_server_id,
3180                            message: message.clone(),
3181                            name: name.clone(),
3182                        },
3183                    )
3184                    .ok();
3185                }
3186
3187                match message {
3188                    proto::update_language_server::Variant::MetadataUpdated(update) => {
3189                        self.lsp_store.update(cx, |lsp_store, _| {
3190                            if let Some(capabilities) = update
3191                                .capabilities
3192                                .as_ref()
3193                                .and_then(|capabilities| serde_json::from_str(capabilities).ok())
3194                            {
3195                                lsp_store
3196                                    .lsp_server_capabilities
3197                                    .insert(*language_server_id, capabilities);
3198                            }
3199
3200                            if let Some(language_server_status) = lsp_store
3201                                .language_server_statuses
3202                                .get_mut(language_server_id)
3203                            {
3204                                if let Some(binary) = &update.binary {
3205                                    language_server_status.binary = Some(LanguageServerBinary {
3206                                        path: PathBuf::from(&binary.path),
3207                                        arguments: binary
3208                                            .arguments
3209                                            .iter()
3210                                            .map(OsString::from)
3211                                            .collect(),
3212                                        env: None,
3213                                    });
3214                                }
3215
3216                                language_server_status.configuration = update
3217                                    .configuration
3218                                    .as_ref()
3219                                    .and_then(|config_str| serde_json::from_str(config_str).ok());
3220
3221                                language_server_status.workspace_folders = update
3222                                    .workspace_folders
3223                                    .iter()
3224                                    .filter_map(|uri_str| lsp::Uri::from_str(uri_str).ok())
3225                                    .collect();
3226                            }
3227                        });
3228                    }
3229                    proto::update_language_server::Variant::RegisteredForBuffer(update) => {
3230                        if let Some(buffer_id) = BufferId::new(update.buffer_id).ok() {
3231                            cx.emit(Event::LanguageServerBufferRegistered {
3232                                buffer_id,
3233                                server_id: *language_server_id,
3234                                buffer_abs_path: PathBuf::from(&update.buffer_abs_path),
3235                                name: name.clone(),
3236                            });
3237                        }
3238                    }
3239                    _ => (),
3240                }
3241            }
3242            LspStoreEvent::Notification(message) => cx.emit(Event::Toast {
3243                notification_id: "lsp".into(),
3244                message: message.clone(),
3245            }),
3246            LspStoreEvent::SnippetEdit {
3247                buffer_id,
3248                edits,
3249                most_recent_edit,
3250            } => {
3251                if most_recent_edit.replica_id == self.replica_id() {
3252                    cx.emit(Event::SnippetEdit(*buffer_id, edits.clone()))
3253                }
3254            }
3255            LspStoreEvent::WorkspaceEditApplied(transaction) => {
3256                cx.emit(Event::WorkspaceEditApplied(transaction.clone()))
3257            }
3258        }
3259    }
3260
3261    fn on_remote_client_event(
3262        &mut self,
3263        _: Entity<RemoteClient>,
3264        event: &remote::RemoteClientEvent,
3265        cx: &mut Context<Self>,
3266    ) {
3267        match event {
3268            remote::RemoteClientEvent::Disconnected => {
3269                self.worktree_store.update(cx, |store, cx| {
3270                    store.disconnected_from_host(cx);
3271                });
3272                self.buffer_store.update(cx, |buffer_store, cx| {
3273                    buffer_store.disconnected_from_host(cx)
3274                });
3275                self.lsp_store.update(cx, |lsp_store, _cx| {
3276                    lsp_store.disconnected_from_ssh_remote()
3277                });
3278                cx.emit(Event::DisconnectedFromSshRemote);
3279            }
3280        }
3281    }
3282
3283    fn on_settings_observer_event(
3284        &mut self,
3285        _: Entity<SettingsObserver>,
3286        event: &SettingsObserverEvent,
3287        cx: &mut Context<Self>,
3288    ) {
3289        match event {
3290            SettingsObserverEvent::LocalSettingsUpdated(result) => match result {
3291                Err(InvalidSettingsError::LocalSettings { message, path }) => {
3292                    let message = format!("Failed to set local settings in {path:?}:\n{message}");
3293                    cx.emit(Event::Toast {
3294                        notification_id: format!("local-settings-{path:?}").into(),
3295                        message,
3296                    });
3297                }
3298                Ok(path) => cx.emit(Event::HideToast {
3299                    notification_id: format!("local-settings-{path:?}").into(),
3300                }),
3301                Err(_) => {}
3302            },
3303            SettingsObserverEvent::LocalTasksUpdated(result) => match result {
3304                Err(InvalidSettingsError::Tasks { message, path }) => {
3305                    let message = format!("Failed to set local tasks in {path:?}:\n{message}");
3306                    cx.emit(Event::Toast {
3307                        notification_id: format!("local-tasks-{path:?}").into(),
3308                        message,
3309                    });
3310                }
3311                Ok(path) => cx.emit(Event::HideToast {
3312                    notification_id: format!("local-tasks-{path:?}").into(),
3313                }),
3314                Err(_) => {}
3315            },
3316            SettingsObserverEvent::LocalDebugScenariosUpdated(result) => match result {
3317                Err(InvalidSettingsError::Debug { message, path }) => {
3318                    let message =
3319                        format!("Failed to set local debug scenarios in {path:?}:\n{message}");
3320                    cx.emit(Event::Toast {
3321                        notification_id: format!("local-debug-scenarios-{path:?}").into(),
3322                        message,
3323                    });
3324                }
3325                Ok(path) => cx.emit(Event::HideToast {
3326                    notification_id: format!("local-debug-scenarios-{path:?}").into(),
3327                }),
3328                Err(_) => {}
3329            },
3330        }
3331    }
3332
3333    fn on_worktree_store_event(
3334        &mut self,
3335        _: Entity<WorktreeStore>,
3336        event: &WorktreeStoreEvent,
3337        cx: &mut Context<Self>,
3338    ) {
3339        match event {
3340            WorktreeStoreEvent::WorktreeAdded(worktree) => {
3341                self.on_worktree_added(worktree, cx);
3342                cx.emit(Event::WorktreeAdded(worktree.read(cx).id()));
3343            }
3344            WorktreeStoreEvent::WorktreeRemoved(_, id) => {
3345                cx.emit(Event::WorktreeRemoved(*id));
3346            }
3347            WorktreeStoreEvent::WorktreeReleased(_, id) => {
3348                self.on_worktree_released(*id, cx);
3349            }
3350            WorktreeStoreEvent::WorktreeOrderChanged => cx.emit(Event::WorktreeOrderChanged),
3351            WorktreeStoreEvent::WorktreeUpdateSent(_) => {}
3352            WorktreeStoreEvent::WorktreeUpdatedEntries(worktree_id, changes) => {
3353                self.client()
3354                    .telemetry()
3355                    .report_discovered_project_type_events(*worktree_id, changes);
3356                cx.emit(Event::WorktreeUpdatedEntries(*worktree_id, changes.clone()))
3357            }
3358            WorktreeStoreEvent::WorktreeDeletedEntry(worktree_id, id) => {
3359                cx.emit(Event::DeletedEntry(*worktree_id, *id))
3360            }
3361            // Listen to the GitStore instead.
3362            WorktreeStoreEvent::WorktreeUpdatedGitRepositories(_, _) => {}
3363        }
3364    }
3365
3366    fn on_worktree_added(&mut self, worktree: &Entity<Worktree>, _: &mut Context<Self>) {
3367        let mut remotely_created_models = self.remotely_created_models.lock();
3368        if remotely_created_models.retain_count > 0 {
3369            remotely_created_models.worktrees.push(worktree.clone())
3370        }
3371    }
3372
3373    fn on_worktree_released(&mut self, id_to_remove: WorktreeId, cx: &mut Context<Self>) {
3374        if let Some(remote) = &self.remote_client {
3375            remote
3376                .read(cx)
3377                .proto_client()
3378                .send(proto::RemoveWorktree {
3379                    worktree_id: id_to_remove.to_proto(),
3380                })
3381                .log_err();
3382        }
3383    }
3384
3385    fn on_buffer_event(
3386        &mut self,
3387        buffer: Entity<Buffer>,
3388        event: &BufferEvent,
3389        cx: &mut Context<Self>,
3390    ) -> Option<()> {
3391        if matches!(event, BufferEvent::Edited | BufferEvent::Reloaded) {
3392            self.request_buffer_diff_recalculation(&buffer, cx);
3393        }
3394
3395        let buffer_id = buffer.read(cx).remote_id();
3396        match event {
3397            BufferEvent::ReloadNeeded => {
3398                if !self.is_via_collab() {
3399                    self.reload_buffers([buffer.clone()].into_iter().collect(), true, cx)
3400                        .detach_and_log_err(cx);
3401                }
3402            }
3403            BufferEvent::Operation {
3404                operation,
3405                is_local: true,
3406            } => {
3407                let operation = language::proto::serialize_operation(operation);
3408
3409                if let Some(remote) = &self.remote_client {
3410                    remote
3411                        .read(cx)
3412                        .proto_client()
3413                        .send(proto::UpdateBuffer {
3414                            project_id: 0,
3415                            buffer_id: buffer_id.to_proto(),
3416                            operations: vec![operation.clone()],
3417                        })
3418                        .ok();
3419                }
3420
3421                self.enqueue_buffer_ordered_message(BufferOrderedMessage::Operation {
3422                    buffer_id,
3423                    operation,
3424                })
3425                .ok();
3426            }
3427
3428            _ => {}
3429        }
3430
3431        None
3432    }
3433
3434    fn on_image_event(
3435        &mut self,
3436        image: Entity<ImageItem>,
3437        event: &ImageItemEvent,
3438        cx: &mut Context<Self>,
3439    ) -> Option<()> {
3440        // TODO: handle image events from remote
3441        if let ImageItemEvent::ReloadNeeded = event
3442            && !self.is_via_collab()
3443        {
3444            self.reload_images([image].into_iter().collect(), cx)
3445                .detach_and_log_err(cx);
3446        }
3447
3448        None
3449    }
3450
3451    fn request_buffer_diff_recalculation(
3452        &mut self,
3453        buffer: &Entity<Buffer>,
3454        cx: &mut Context<Self>,
3455    ) {
3456        self.buffers_needing_diff.insert(buffer.downgrade());
3457        let first_insertion = self.buffers_needing_diff.len() == 1;
3458        let settings = ProjectSettings::get_global(cx);
3459        let delay = settings.git.gutter_debounce;
3460
3461        if delay == 0 {
3462            if first_insertion {
3463                let this = cx.weak_entity();
3464                cx.defer(move |cx| {
3465                    if let Some(this) = this.upgrade() {
3466                        this.update(cx, |this, cx| {
3467                            this.recalculate_buffer_diffs(cx).detach();
3468                        });
3469                    }
3470                });
3471            }
3472            return;
3473        }
3474
3475        const MIN_DELAY: u64 = 50;
3476        let delay = delay.max(MIN_DELAY);
3477        let duration = Duration::from_millis(delay);
3478
3479        self.git_diff_debouncer
3480            .fire_new(duration, cx, move |this, cx| {
3481                this.recalculate_buffer_diffs(cx)
3482            });
3483    }
3484
3485    fn recalculate_buffer_diffs(&mut self, cx: &mut Context<Self>) -> Task<()> {
3486        cx.spawn(async move |this, cx| {
3487            loop {
3488                let task = this
3489                    .update(cx, |this, cx| {
3490                        let buffers = this
3491                            .buffers_needing_diff
3492                            .drain()
3493                            .filter_map(|buffer| buffer.upgrade())
3494                            .collect::<Vec<_>>();
3495                        if buffers.is_empty() {
3496                            None
3497                        } else {
3498                            Some(this.git_store.update(cx, |git_store, cx| {
3499                                git_store.recalculate_buffer_diffs(buffers, cx)
3500                            }))
3501                        }
3502                    })
3503                    .ok()
3504                    .flatten();
3505
3506                if let Some(task) = task {
3507                    task.await;
3508                } else {
3509                    break;
3510                }
3511            }
3512        })
3513    }
3514
3515    pub fn set_language_for_buffer(
3516        &mut self,
3517        buffer: &Entity<Buffer>,
3518        new_language: Arc<Language>,
3519        cx: &mut Context<Self>,
3520    ) {
3521        self.lsp_store.update(cx, |lsp_store, cx| {
3522            lsp_store.set_language_for_buffer(buffer, new_language, cx)
3523        })
3524    }
3525
3526    pub fn restart_language_servers_for_buffers(
3527        &mut self,
3528        buffers: Vec<Entity<Buffer>>,
3529        only_restart_servers: HashSet<LanguageServerSelector>,
3530        cx: &mut Context<Self>,
3531    ) {
3532        self.lsp_store.update(cx, |lsp_store, cx| {
3533            lsp_store.restart_language_servers_for_buffers(buffers, only_restart_servers, cx)
3534        })
3535    }
3536
3537    pub fn stop_language_servers_for_buffers(
3538        &mut self,
3539        buffers: Vec<Entity<Buffer>>,
3540        also_restart_servers: HashSet<LanguageServerSelector>,
3541        cx: &mut Context<Self>,
3542    ) {
3543        self.lsp_store
3544            .update(cx, |lsp_store, cx| {
3545                lsp_store.stop_language_servers_for_buffers(buffers, also_restart_servers, cx)
3546            })
3547            .detach_and_log_err(cx);
3548    }
3549
3550    pub fn cancel_language_server_work_for_buffers(
3551        &mut self,
3552        buffers: impl IntoIterator<Item = Entity<Buffer>>,
3553        cx: &mut Context<Self>,
3554    ) {
3555        self.lsp_store.update(cx, |lsp_store, cx| {
3556            lsp_store.cancel_language_server_work_for_buffers(buffers, cx)
3557        })
3558    }
3559
3560    pub fn cancel_language_server_work(
3561        &mut self,
3562        server_id: LanguageServerId,
3563        token_to_cancel: Option<ProgressToken>,
3564        cx: &mut Context<Self>,
3565    ) {
3566        self.lsp_store.update(cx, |lsp_store, cx| {
3567            lsp_store.cancel_language_server_work(server_id, token_to_cancel, cx)
3568        })
3569    }
3570
3571    fn enqueue_buffer_ordered_message(&mut self, message: BufferOrderedMessage) -> Result<()> {
3572        self.buffer_ordered_messages_tx
3573            .unbounded_send(message)
3574            .map_err(|e| anyhow!(e))
3575    }
3576
3577    pub fn available_toolchains(
3578        &self,
3579        path: ProjectPath,
3580        language_name: LanguageName,
3581        cx: &App,
3582    ) -> Task<Option<Toolchains>> {
3583        if let Some(toolchain_store) = self.toolchain_store.as_ref().map(Entity::downgrade) {
3584            cx.spawn(async move |cx| {
3585                toolchain_store
3586                    .update(cx, |this, cx| this.list_toolchains(path, language_name, cx))
3587                    .ok()?
3588                    .await
3589            })
3590        } else {
3591            Task::ready(None)
3592        }
3593    }
3594
3595    pub async fn toolchain_metadata(
3596        languages: Arc<LanguageRegistry>,
3597        language_name: LanguageName,
3598    ) -> Option<ToolchainMetadata> {
3599        languages
3600            .language_for_name(language_name.as_ref())
3601            .await
3602            .ok()?
3603            .toolchain_lister()
3604            .map(|lister| lister.meta())
3605    }
3606
3607    pub fn add_toolchain(
3608        &self,
3609        toolchain: Toolchain,
3610        scope: ToolchainScope,
3611        cx: &mut Context<Self>,
3612    ) {
3613        maybe!({
3614            self.toolchain_store.as_ref()?.update(cx, |this, cx| {
3615                this.add_toolchain(toolchain, scope, cx);
3616            });
3617            Some(())
3618        });
3619    }
3620
3621    pub fn remove_toolchain(
3622        &self,
3623        toolchain: Toolchain,
3624        scope: ToolchainScope,
3625        cx: &mut Context<Self>,
3626    ) {
3627        maybe!({
3628            self.toolchain_store.as_ref()?.update(cx, |this, cx| {
3629                this.remove_toolchain(toolchain, scope, cx);
3630            });
3631            Some(())
3632        });
3633    }
3634
3635    pub fn user_toolchains(
3636        &self,
3637        cx: &App,
3638    ) -> Option<BTreeMap<ToolchainScope, IndexSet<Toolchain>>> {
3639        Some(self.toolchain_store.as_ref()?.read(cx).user_toolchains())
3640    }
3641
3642    pub fn resolve_toolchain(
3643        &self,
3644        path: PathBuf,
3645        language_name: LanguageName,
3646        cx: &App,
3647    ) -> Task<Result<Toolchain>> {
3648        if let Some(toolchain_store) = self.toolchain_store.as_ref().map(Entity::downgrade) {
3649            cx.spawn(async move |cx| {
3650                toolchain_store
3651                    .update(cx, |this, cx| {
3652                        this.resolve_toolchain(path, language_name, cx)
3653                    })?
3654                    .await
3655            })
3656        } else {
3657            Task::ready(Err(anyhow!("This project does not support toolchains")))
3658        }
3659    }
3660
3661    pub fn toolchain_store(&self) -> Option<Entity<ToolchainStore>> {
3662        self.toolchain_store.clone()
3663    }
3664    pub fn activate_toolchain(
3665        &self,
3666        path: ProjectPath,
3667        toolchain: Toolchain,
3668        cx: &mut App,
3669    ) -> Task<Option<()>> {
3670        let Some(toolchain_store) = self.toolchain_store.clone() else {
3671            return Task::ready(None);
3672        };
3673        toolchain_store.update(cx, |this, cx| this.activate_toolchain(path, toolchain, cx))
3674    }
3675    pub fn active_toolchain(
3676        &self,
3677        path: ProjectPath,
3678        language_name: LanguageName,
3679        cx: &App,
3680    ) -> Task<Option<Toolchain>> {
3681        let Some(toolchain_store) = self.toolchain_store.clone() else {
3682            return Task::ready(None);
3683        };
3684        toolchain_store
3685            .read(cx)
3686            .active_toolchain(path, language_name, cx)
3687    }
3688    pub fn language_server_statuses<'a>(
3689        &'a self,
3690        cx: &'a App,
3691    ) -> impl DoubleEndedIterator<Item = (LanguageServerId, &'a LanguageServerStatus)> {
3692        self.lsp_store.read(cx).language_server_statuses()
3693    }
3694
3695    pub fn last_formatting_failure<'a>(&self, cx: &'a App) -> Option<&'a str> {
3696        self.lsp_store.read(cx).last_formatting_failure()
3697    }
3698
3699    pub fn reset_last_formatting_failure(&self, cx: &mut App) {
3700        self.lsp_store
3701            .update(cx, |store, _| store.reset_last_formatting_failure());
3702    }
3703
3704    pub fn reload_buffers(
3705        &self,
3706        buffers: HashSet<Entity<Buffer>>,
3707        push_to_history: bool,
3708        cx: &mut Context<Self>,
3709    ) -> Task<Result<ProjectTransaction>> {
3710        self.buffer_store.update(cx, |buffer_store, cx| {
3711            buffer_store.reload_buffers(buffers, push_to_history, cx)
3712        })
3713    }
3714
3715    pub fn reload_images(
3716        &self,
3717        images: HashSet<Entity<ImageItem>>,
3718        cx: &mut Context<Self>,
3719    ) -> Task<Result<()>> {
3720        self.image_store
3721            .update(cx, |image_store, cx| image_store.reload_images(images, cx))
3722    }
3723
3724    pub fn format(
3725        &mut self,
3726        buffers: HashSet<Entity<Buffer>>,
3727        target: LspFormatTarget,
3728        push_to_history: bool,
3729        trigger: lsp_store::FormatTrigger,
3730        cx: &mut Context<Project>,
3731    ) -> Task<anyhow::Result<ProjectTransaction>> {
3732        self.lsp_store.update(cx, |lsp_store, cx| {
3733            lsp_store.format(buffers, target, push_to_history, trigger, cx)
3734        })
3735    }
3736
3737    pub fn definitions<T: ToPointUtf16>(
3738        &mut self,
3739        buffer: &Entity<Buffer>,
3740        position: T,
3741        cx: &mut Context<Self>,
3742    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3743        let position = position.to_point_utf16(buffer.read(cx));
3744        let guard = self.retain_remotely_created_models(cx);
3745        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3746            lsp_store.definitions(buffer, position, cx)
3747        });
3748        cx.background_spawn(async move {
3749            let result = task.await;
3750            drop(guard);
3751            result
3752        })
3753    }
3754
3755    pub fn declarations<T: ToPointUtf16>(
3756        &mut self,
3757        buffer: &Entity<Buffer>,
3758        position: T,
3759        cx: &mut Context<Self>,
3760    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3761        let position = position.to_point_utf16(buffer.read(cx));
3762        let guard = self.retain_remotely_created_models(cx);
3763        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3764            lsp_store.declarations(buffer, position, cx)
3765        });
3766        cx.background_spawn(async move {
3767            let result = task.await;
3768            drop(guard);
3769            result
3770        })
3771    }
3772
3773    pub fn type_definitions<T: ToPointUtf16>(
3774        &mut self,
3775        buffer: &Entity<Buffer>,
3776        position: T,
3777        cx: &mut Context<Self>,
3778    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3779        let position = position.to_point_utf16(buffer.read(cx));
3780        let guard = self.retain_remotely_created_models(cx);
3781        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3782            lsp_store.type_definitions(buffer, position, cx)
3783        });
3784        cx.background_spawn(async move {
3785            let result = task.await;
3786            drop(guard);
3787            result
3788        })
3789    }
3790
3791    pub fn implementations<T: ToPointUtf16>(
3792        &mut self,
3793        buffer: &Entity<Buffer>,
3794        position: T,
3795        cx: &mut Context<Self>,
3796    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3797        let position = position.to_point_utf16(buffer.read(cx));
3798        let guard = self.retain_remotely_created_models(cx);
3799        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3800            lsp_store.implementations(buffer, position, cx)
3801        });
3802        cx.background_spawn(async move {
3803            let result = task.await;
3804            drop(guard);
3805            result
3806        })
3807    }
3808
3809    pub fn references<T: ToPointUtf16>(
3810        &mut self,
3811        buffer: &Entity<Buffer>,
3812        position: T,
3813        cx: &mut Context<Self>,
3814    ) -> Task<Result<Option<Vec<Location>>>> {
3815        let position = position.to_point_utf16(buffer.read(cx));
3816        let guard = self.retain_remotely_created_models(cx);
3817        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3818            lsp_store.references(buffer, position, cx)
3819        });
3820        cx.background_spawn(async move {
3821            let result = task.await;
3822            drop(guard);
3823            result
3824        })
3825    }
3826
3827    pub fn document_highlights<T: ToPointUtf16>(
3828        &mut self,
3829        buffer: &Entity<Buffer>,
3830        position: T,
3831        cx: &mut Context<Self>,
3832    ) -> Task<Result<Vec<DocumentHighlight>>> {
3833        let position = position.to_point_utf16(buffer.read(cx));
3834        self.request_lsp(
3835            buffer.clone(),
3836            LanguageServerToQuery::FirstCapable,
3837            GetDocumentHighlights { position },
3838            cx,
3839        )
3840    }
3841
3842    pub fn document_symbols(
3843        &mut self,
3844        buffer: &Entity<Buffer>,
3845        cx: &mut Context<Self>,
3846    ) -> Task<Result<Vec<DocumentSymbol>>> {
3847        self.request_lsp(
3848            buffer.clone(),
3849            LanguageServerToQuery::FirstCapable,
3850            GetDocumentSymbols,
3851            cx,
3852        )
3853    }
3854
3855    pub fn symbols(&self, query: &str, cx: &mut Context<Self>) -> Task<Result<Vec<Symbol>>> {
3856        self.lsp_store
3857            .update(cx, |lsp_store, cx| lsp_store.symbols(query, cx))
3858    }
3859
3860    pub fn open_buffer_for_symbol(
3861        &mut self,
3862        symbol: &Symbol,
3863        cx: &mut Context<Self>,
3864    ) -> Task<Result<Entity<Buffer>>> {
3865        self.lsp_store.update(cx, |lsp_store, cx| {
3866            lsp_store.open_buffer_for_symbol(symbol, cx)
3867        })
3868    }
3869
3870    pub fn open_server_settings(&mut self, cx: &mut Context<Self>) -> Task<Result<Entity<Buffer>>> {
3871        let guard = self.retain_remotely_created_models(cx);
3872        let Some(remote) = self.remote_client.as_ref() else {
3873            return Task::ready(Err(anyhow!("not an ssh project")));
3874        };
3875
3876        let proto_client = remote.read(cx).proto_client();
3877
3878        cx.spawn(async move |project, cx| {
3879            let buffer = proto_client
3880                .request(proto::OpenServerSettings {
3881                    project_id: REMOTE_SERVER_PROJECT_ID,
3882                })
3883                .await?;
3884
3885            let buffer = project
3886                .update(cx, |project, cx| {
3887                    project.buffer_store.update(cx, |buffer_store, cx| {
3888                        anyhow::Ok(
3889                            buffer_store
3890                                .wait_for_remote_buffer(BufferId::new(buffer.buffer_id)?, cx),
3891                        )
3892                    })
3893                })??
3894                .await;
3895
3896            drop(guard);
3897            buffer
3898        })
3899    }
3900
3901    pub fn open_local_buffer_via_lsp(
3902        &mut self,
3903        abs_path: lsp::Uri,
3904        language_server_id: LanguageServerId,
3905        cx: &mut Context<Self>,
3906    ) -> Task<Result<Entity<Buffer>>> {
3907        self.lsp_store.update(cx, |lsp_store, cx| {
3908            lsp_store.open_local_buffer_via_lsp(abs_path, language_server_id, cx)
3909        })
3910    }
3911
3912    pub fn hover<T: ToPointUtf16>(
3913        &self,
3914        buffer: &Entity<Buffer>,
3915        position: T,
3916        cx: &mut Context<Self>,
3917    ) -> Task<Option<Vec<Hover>>> {
3918        let position = position.to_point_utf16(buffer.read(cx));
3919        self.lsp_store
3920            .update(cx, |lsp_store, cx| lsp_store.hover(buffer, position, cx))
3921    }
3922
3923    pub fn linked_edits(
3924        &self,
3925        buffer: &Entity<Buffer>,
3926        position: Anchor,
3927        cx: &mut Context<Self>,
3928    ) -> Task<Result<Vec<Range<Anchor>>>> {
3929        self.lsp_store.update(cx, |lsp_store, cx| {
3930            lsp_store.linked_edits(buffer, position, cx)
3931        })
3932    }
3933
3934    pub fn completions<T: ToOffset + ToPointUtf16>(
3935        &self,
3936        buffer: &Entity<Buffer>,
3937        position: T,
3938        context: CompletionContext,
3939        cx: &mut Context<Self>,
3940    ) -> Task<Result<Vec<CompletionResponse>>> {
3941        let position = position.to_point_utf16(buffer.read(cx));
3942        self.lsp_store.update(cx, |lsp_store, cx| {
3943            lsp_store.completions(buffer, position, context, cx)
3944        })
3945    }
3946
3947    pub fn code_actions<T: Clone + ToOffset>(
3948        &mut self,
3949        buffer_handle: &Entity<Buffer>,
3950        range: Range<T>,
3951        kinds: Option<Vec<CodeActionKind>>,
3952        cx: &mut Context<Self>,
3953    ) -> Task<Result<Option<Vec<CodeAction>>>> {
3954        let buffer = buffer_handle.read(cx);
3955        let range = buffer.anchor_before(range.start)..buffer.anchor_before(range.end);
3956        self.lsp_store.update(cx, |lsp_store, cx| {
3957            lsp_store.code_actions(buffer_handle, range, kinds, cx)
3958        })
3959    }
3960
3961    pub fn code_lens_actions<T: Clone + ToOffset>(
3962        &mut self,
3963        buffer: &Entity<Buffer>,
3964        range: Range<T>,
3965        cx: &mut Context<Self>,
3966    ) -> Task<Result<Option<Vec<CodeAction>>>> {
3967        let snapshot = buffer.read(cx).snapshot();
3968        let range = range.to_point(&snapshot);
3969        let range_start = snapshot.anchor_before(range.start);
3970        let range_end = if range.start == range.end {
3971            range_start
3972        } else {
3973            snapshot.anchor_after(range.end)
3974        };
3975        let range = range_start..range_end;
3976        let code_lens_actions = self
3977            .lsp_store
3978            .update(cx, |lsp_store, cx| lsp_store.code_lens_actions(buffer, cx));
3979
3980        cx.background_spawn(async move {
3981            let mut code_lens_actions = code_lens_actions
3982                .await
3983                .map_err(|e| anyhow!("code lens fetch failed: {e:#}"))?;
3984            if let Some(code_lens_actions) = &mut code_lens_actions {
3985                code_lens_actions.retain(|code_lens_action| {
3986                    range
3987                        .start
3988                        .cmp(&code_lens_action.range.start, &snapshot)
3989                        .is_ge()
3990                        && range
3991                            .end
3992                            .cmp(&code_lens_action.range.end, &snapshot)
3993                            .is_le()
3994                });
3995            }
3996            Ok(code_lens_actions)
3997        })
3998    }
3999
4000    pub fn apply_code_action(
4001        &self,
4002        buffer_handle: Entity<Buffer>,
4003        action: CodeAction,
4004        push_to_history: bool,
4005        cx: &mut Context<Self>,
4006    ) -> Task<Result<ProjectTransaction>> {
4007        self.lsp_store.update(cx, |lsp_store, cx| {
4008            lsp_store.apply_code_action(buffer_handle, action, push_to_history, cx)
4009        })
4010    }
4011
4012    pub fn apply_code_action_kind(
4013        &self,
4014        buffers: HashSet<Entity<Buffer>>,
4015        kind: CodeActionKind,
4016        push_to_history: bool,
4017        cx: &mut Context<Self>,
4018    ) -> Task<Result<ProjectTransaction>> {
4019        self.lsp_store.update(cx, |lsp_store, cx| {
4020            lsp_store.apply_code_action_kind(buffers, kind, push_to_history, cx)
4021        })
4022    }
4023
4024    pub fn prepare_rename<T: ToPointUtf16>(
4025        &mut self,
4026        buffer: Entity<Buffer>,
4027        position: T,
4028        cx: &mut Context<Self>,
4029    ) -> Task<Result<PrepareRenameResponse>> {
4030        let position = position.to_point_utf16(buffer.read(cx));
4031        self.request_lsp(
4032            buffer,
4033            LanguageServerToQuery::FirstCapable,
4034            PrepareRename { position },
4035            cx,
4036        )
4037    }
4038
4039    pub fn perform_rename<T: ToPointUtf16>(
4040        &mut self,
4041        buffer: Entity<Buffer>,
4042        position: T,
4043        new_name: String,
4044        cx: &mut Context<Self>,
4045    ) -> Task<Result<ProjectTransaction>> {
4046        let push_to_history = true;
4047        let position = position.to_point_utf16(buffer.read(cx));
4048        self.request_lsp(
4049            buffer,
4050            LanguageServerToQuery::FirstCapable,
4051            PerformRename {
4052                position,
4053                new_name,
4054                push_to_history,
4055            },
4056            cx,
4057        )
4058    }
4059
4060    pub fn on_type_format<T: ToPointUtf16>(
4061        &mut self,
4062        buffer: Entity<Buffer>,
4063        position: T,
4064        trigger: String,
4065        push_to_history: bool,
4066        cx: &mut Context<Self>,
4067    ) -> Task<Result<Option<Transaction>>> {
4068        self.lsp_store.update(cx, |lsp_store, cx| {
4069            lsp_store.on_type_format(buffer, position, trigger, push_to_history, cx)
4070        })
4071    }
4072
4073    pub fn inline_values(
4074        &mut self,
4075        session: Entity<Session>,
4076        active_stack_frame: ActiveStackFrame,
4077        buffer_handle: Entity<Buffer>,
4078        range: Range<text::Anchor>,
4079        cx: &mut Context<Self>,
4080    ) -> Task<anyhow::Result<Vec<InlayHint>>> {
4081        let snapshot = buffer_handle.read(cx).snapshot();
4082
4083        let captures =
4084            snapshot.debug_variables_query(Anchor::min_for_buffer(snapshot.remote_id())..range.end);
4085
4086        let row = snapshot
4087            .summary_for_anchor::<text::PointUtf16>(&range.end)
4088            .row as usize;
4089
4090        let inline_value_locations = provide_inline_values(captures, &snapshot, row);
4091
4092        let stack_frame_id = active_stack_frame.stack_frame_id;
4093        cx.spawn(async move |this, cx| {
4094            this.update(cx, |project, cx| {
4095                project.dap_store().update(cx, |dap_store, cx| {
4096                    dap_store.resolve_inline_value_locations(
4097                        session,
4098                        stack_frame_id,
4099                        buffer_handle,
4100                        inline_value_locations,
4101                        cx,
4102                    )
4103                })
4104            })?
4105            .await
4106        })
4107    }
4108
4109    fn search_impl(&mut self, query: SearchQuery, cx: &mut Context<Self>) -> SearchResultsHandle {
4110        let client: Option<(AnyProtoClient, _)> = if let Some(ssh_client) = &self.remote_client {
4111            Some((ssh_client.read(cx).proto_client(), 0))
4112        } else if let Some(remote_id) = self.remote_id() {
4113            self.is_local()
4114                .not()
4115                .then(|| (self.collab_client.clone().into(), remote_id))
4116        } else {
4117            None
4118        };
4119        let searcher = if query.is_opened_only() {
4120            project_search::Search::open_buffers_only(
4121                self.buffer_store.clone(),
4122                self.worktree_store.clone(),
4123                project_search::Search::MAX_SEARCH_RESULT_FILES + 1,
4124            )
4125        } else {
4126            match client {
4127                Some((client, remote_id)) => project_search::Search::remote(
4128                    self.buffer_store.clone(),
4129                    self.worktree_store.clone(),
4130                    project_search::Search::MAX_SEARCH_RESULT_FILES + 1,
4131                    (client, remote_id, self.remotely_created_models.clone()),
4132                ),
4133                None => project_search::Search::local(
4134                    self.fs.clone(),
4135                    self.buffer_store.clone(),
4136                    self.worktree_store.clone(),
4137                    project_search::Search::MAX_SEARCH_RESULT_FILES + 1,
4138                    cx,
4139                ),
4140            }
4141        };
4142        searcher.into_handle(query, cx)
4143    }
4144
4145    pub fn search(&mut self, query: SearchQuery, cx: &mut Context<Self>) -> Receiver<SearchResult> {
4146        self.search_impl(query, cx).results(cx)
4147    }
4148
4149    pub fn request_lsp<R: LspCommand>(
4150        &mut self,
4151        buffer_handle: Entity<Buffer>,
4152        server: LanguageServerToQuery,
4153        request: R,
4154        cx: &mut Context<Self>,
4155    ) -> Task<Result<R::Response>>
4156    where
4157        <R::LspRequest as lsp::request::Request>::Result: Send,
4158        <R::LspRequest as lsp::request::Request>::Params: Send,
4159    {
4160        let guard = self.retain_remotely_created_models(cx);
4161        let task = self.lsp_store.update(cx, |lsp_store, cx| {
4162            lsp_store.request_lsp(buffer_handle, server, request, cx)
4163        });
4164        cx.background_spawn(async move {
4165            let result = task.await;
4166            drop(guard);
4167            result
4168        })
4169    }
4170
4171    /// Move a worktree to a new position in the worktree order.
4172    ///
4173    /// The worktree will moved to the opposite side of the destination worktree.
4174    ///
4175    /// # Example
4176    ///
4177    /// Given the worktree order `[11, 22, 33]` and a call to move worktree `22` to `33`,
4178    /// worktree_order will be updated to produce the indexes `[11, 33, 22]`.
4179    ///
4180    /// Given the worktree order `[11, 22, 33]` and a call to move worktree `22` to `11`,
4181    /// worktree_order will be updated to produce the indexes `[22, 11, 33]`.
4182    ///
4183    /// # Errors
4184    ///
4185    /// An error will be returned if the worktree or destination worktree are not found.
4186    pub fn move_worktree(
4187        &mut self,
4188        source: WorktreeId,
4189        destination: WorktreeId,
4190        cx: &mut Context<Self>,
4191    ) -> Result<()> {
4192        self.worktree_store.update(cx, |worktree_store, cx| {
4193            worktree_store.move_worktree(source, destination, cx)
4194        })
4195    }
4196
4197    pub fn find_or_create_worktree(
4198        &mut self,
4199        abs_path: impl AsRef<Path>,
4200        visible: bool,
4201        cx: &mut Context<Self>,
4202    ) -> Task<Result<(Entity<Worktree>, Arc<RelPath>)>> {
4203        self.worktree_store.update(cx, |worktree_store, cx| {
4204            worktree_store.find_or_create_worktree(abs_path, visible, cx)
4205        })
4206    }
4207
4208    pub fn find_worktree(
4209        &self,
4210        abs_path: &Path,
4211        cx: &App,
4212    ) -> Option<(Entity<Worktree>, Arc<RelPath>)> {
4213        self.worktree_store.read(cx).find_worktree(abs_path, cx)
4214    }
4215
4216    pub fn is_shared(&self) -> bool {
4217        match &self.client_state {
4218            ProjectClientState::Shared { .. } => true,
4219            ProjectClientState::Local => false,
4220            ProjectClientState::Remote { .. } => true,
4221        }
4222    }
4223
4224    /// Returns the resolved version of `path`, that was found in `buffer`, if it exists.
4225    pub fn resolve_path_in_buffer(
4226        &self,
4227        path: &str,
4228        buffer: &Entity<Buffer>,
4229        cx: &mut Context<Self>,
4230    ) -> Task<Option<ResolvedPath>> {
4231        if util::paths::is_absolute(path, self.path_style(cx)) || path.starts_with("~") {
4232            self.resolve_abs_path(path, cx)
4233        } else {
4234            self.resolve_path_in_worktrees(path, buffer, cx)
4235        }
4236    }
4237
4238    pub fn resolve_abs_file_path(
4239        &self,
4240        path: &str,
4241        cx: &mut Context<Self>,
4242    ) -> Task<Option<ResolvedPath>> {
4243        let resolve_task = self.resolve_abs_path(path, cx);
4244        cx.background_spawn(async move {
4245            let resolved_path = resolve_task.await;
4246            resolved_path.filter(|path| path.is_file())
4247        })
4248    }
4249
4250    pub fn resolve_abs_path(&self, path: &str, cx: &App) -> Task<Option<ResolvedPath>> {
4251        if self.is_local() {
4252            let expanded = PathBuf::from(shellexpand::tilde(&path).into_owned());
4253            let fs = self.fs.clone();
4254            cx.background_spawn(async move {
4255                let metadata = fs.metadata(&expanded).await.ok().flatten();
4256
4257                metadata.map(|metadata| ResolvedPath::AbsPath {
4258                    path: expanded.to_string_lossy().into_owned(),
4259                    is_dir: metadata.is_dir,
4260                })
4261            })
4262        } else if let Some(ssh_client) = self.remote_client.as_ref() {
4263            let request = ssh_client
4264                .read(cx)
4265                .proto_client()
4266                .request(proto::GetPathMetadata {
4267                    project_id: REMOTE_SERVER_PROJECT_ID,
4268                    path: path.into(),
4269                });
4270            cx.background_spawn(async move {
4271                let response = request.await.log_err()?;
4272                if response.exists {
4273                    Some(ResolvedPath::AbsPath {
4274                        path: response.path,
4275                        is_dir: response.is_dir,
4276                    })
4277                } else {
4278                    None
4279                }
4280            })
4281        } else {
4282            Task::ready(None)
4283        }
4284    }
4285
4286    fn resolve_path_in_worktrees(
4287        &self,
4288        path: &str,
4289        buffer: &Entity<Buffer>,
4290        cx: &mut Context<Self>,
4291    ) -> Task<Option<ResolvedPath>> {
4292        let mut candidates = vec![];
4293        let path_style = self.path_style(cx);
4294        if let Ok(path) = RelPath::new(path.as_ref(), path_style) {
4295            candidates.push(path.into_arc());
4296        }
4297
4298        if let Some(file) = buffer.read(cx).file()
4299            && let Some(dir) = file.path().parent()
4300        {
4301            if let Some(joined) = path_style.join(&*dir.display(path_style), path)
4302                && let Some(joined) = RelPath::new(joined.as_ref(), path_style).ok()
4303            {
4304                candidates.push(joined.into_arc());
4305            }
4306        }
4307
4308        let buffer_worktree_id = buffer.read(cx).file().map(|file| file.worktree_id(cx));
4309        let worktrees_with_ids: Vec<_> = self
4310            .worktrees(cx)
4311            .map(|worktree| {
4312                let id = worktree.read(cx).id();
4313                (worktree, id)
4314            })
4315            .collect();
4316
4317        cx.spawn(async move |_, cx| {
4318            if let Some(buffer_worktree_id) = buffer_worktree_id
4319                && let Some((worktree, _)) = worktrees_with_ids
4320                    .iter()
4321                    .find(|(_, id)| *id == buffer_worktree_id)
4322            {
4323                for candidate in candidates.iter() {
4324                    if let Some(path) = Self::resolve_path_in_worktree(worktree, candidate, cx) {
4325                        return Some(path);
4326                    }
4327                }
4328            }
4329            for (worktree, id) in worktrees_with_ids {
4330                if Some(id) == buffer_worktree_id {
4331                    continue;
4332                }
4333                for candidate in candidates.iter() {
4334                    if let Some(path) = Self::resolve_path_in_worktree(&worktree, candidate, cx) {
4335                        return Some(path);
4336                    }
4337                }
4338            }
4339            None
4340        })
4341    }
4342
4343    fn resolve_path_in_worktree(
4344        worktree: &Entity<Worktree>,
4345        path: &RelPath,
4346        cx: &mut AsyncApp,
4347    ) -> Option<ResolvedPath> {
4348        worktree
4349            .read_with(cx, |worktree, _| {
4350                worktree.entry_for_path(path).map(|entry| {
4351                    let project_path = ProjectPath {
4352                        worktree_id: worktree.id(),
4353                        path: entry.path.clone(),
4354                    };
4355                    ResolvedPath::ProjectPath {
4356                        project_path,
4357                        is_dir: entry.is_dir(),
4358                    }
4359                })
4360            })
4361            .ok()?
4362    }
4363
4364    pub fn list_directory(
4365        &self,
4366        query: String,
4367        cx: &mut Context<Self>,
4368    ) -> Task<Result<Vec<DirectoryItem>>> {
4369        if self.is_local() {
4370            DirectoryLister::Local(cx.entity(), self.fs.clone()).list_directory(query, cx)
4371        } else if let Some(session) = self.remote_client.as_ref() {
4372            let request = proto::ListRemoteDirectory {
4373                dev_server_id: REMOTE_SERVER_PROJECT_ID,
4374                path: query,
4375                config: Some(proto::ListRemoteDirectoryConfig { is_dir: true }),
4376            };
4377
4378            let response = session.read(cx).proto_client().request(request);
4379            cx.background_spawn(async move {
4380                let proto::ListRemoteDirectoryResponse {
4381                    entries,
4382                    entry_info,
4383                } = response.await?;
4384                Ok(entries
4385                    .into_iter()
4386                    .zip(entry_info)
4387                    .map(|(entry, info)| DirectoryItem {
4388                        path: PathBuf::from(entry),
4389                        is_dir: info.is_dir,
4390                    })
4391                    .collect())
4392            })
4393        } else {
4394            Task::ready(Err(anyhow!("cannot list directory in remote project")))
4395        }
4396    }
4397
4398    pub fn create_worktree(
4399        &mut self,
4400        abs_path: impl AsRef<Path>,
4401        visible: bool,
4402        cx: &mut Context<Self>,
4403    ) -> Task<Result<Entity<Worktree>>> {
4404        self.worktree_store.update(cx, |worktree_store, cx| {
4405            worktree_store.create_worktree(abs_path, visible, cx)
4406        })
4407    }
4408
4409    pub fn remove_worktree(&mut self, id_to_remove: WorktreeId, cx: &mut Context<Self>) {
4410        self.worktree_store.update(cx, |worktree_store, cx| {
4411            worktree_store.remove_worktree(id_to_remove, cx);
4412        });
4413    }
4414
4415    fn add_worktree(&mut self, worktree: &Entity<Worktree>, cx: &mut Context<Self>) {
4416        self.worktree_store.update(cx, |worktree_store, cx| {
4417            worktree_store.add(worktree, cx);
4418        });
4419    }
4420
4421    pub fn set_active_path(&mut self, entry: Option<ProjectPath>, cx: &mut Context<Self>) {
4422        let new_active_entry = entry.and_then(|project_path| {
4423            let worktree = self.worktree_for_id(project_path.worktree_id, cx)?;
4424            let entry = worktree.read(cx).entry_for_path(&project_path.path)?;
4425            Some(entry.id)
4426        });
4427        if new_active_entry != self.active_entry {
4428            self.active_entry = new_active_entry;
4429            self.lsp_store.update(cx, |lsp_store, _| {
4430                lsp_store.set_active_entry(new_active_entry);
4431            });
4432            cx.emit(Event::ActiveEntryChanged(new_active_entry));
4433        }
4434    }
4435
4436    pub fn language_servers_running_disk_based_diagnostics<'a>(
4437        &'a self,
4438        cx: &'a App,
4439    ) -> impl Iterator<Item = LanguageServerId> + 'a {
4440        self.lsp_store
4441            .read(cx)
4442            .language_servers_running_disk_based_diagnostics()
4443    }
4444
4445    pub fn diagnostic_summary(&self, include_ignored: bool, cx: &App) -> DiagnosticSummary {
4446        self.lsp_store
4447            .read(cx)
4448            .diagnostic_summary(include_ignored, cx)
4449    }
4450
4451    /// Returns a summary of the diagnostics for the provided project path only.
4452    pub fn diagnostic_summary_for_path(&self, path: &ProjectPath, cx: &App) -> DiagnosticSummary {
4453        self.lsp_store
4454            .read(cx)
4455            .diagnostic_summary_for_path(path, cx)
4456    }
4457
4458    pub fn diagnostic_summaries<'a>(
4459        &'a self,
4460        include_ignored: bool,
4461        cx: &'a App,
4462    ) -> impl Iterator<Item = (ProjectPath, LanguageServerId, DiagnosticSummary)> + 'a {
4463        self.lsp_store
4464            .read(cx)
4465            .diagnostic_summaries(include_ignored, cx)
4466    }
4467
4468    pub fn active_entry(&self) -> Option<ProjectEntryId> {
4469        self.active_entry
4470    }
4471
4472    pub fn entry_for_path<'a>(&'a self, path: &ProjectPath, cx: &'a App) -> Option<&'a Entry> {
4473        self.worktree_store.read(cx).entry_for_path(path, cx)
4474    }
4475
4476    pub fn path_for_entry(&self, entry_id: ProjectEntryId, cx: &App) -> Option<ProjectPath> {
4477        let worktree = self.worktree_for_entry(entry_id, cx)?;
4478        let worktree = worktree.read(cx);
4479        let worktree_id = worktree.id();
4480        let path = worktree.entry_for_id(entry_id)?.path.clone();
4481        Some(ProjectPath { worktree_id, path })
4482    }
4483
4484    pub fn absolute_path(&self, project_path: &ProjectPath, cx: &App) -> Option<PathBuf> {
4485        Some(
4486            self.worktree_for_id(project_path.worktree_id, cx)?
4487                .read(cx)
4488                .absolutize(&project_path.path),
4489        )
4490    }
4491
4492    /// Attempts to find a `ProjectPath` corresponding to the given path. If the path
4493    /// is a *full path*, meaning it starts with the root name of a worktree, we'll locate
4494    /// it in that worktree. Otherwise, we'll attempt to find it as a relative path in
4495    /// the first visible worktree that has an entry for that relative path.
4496    ///
4497    /// We use this to resolve edit steps, when there's a chance an LLM may omit the workree
4498    /// root name from paths.
4499    ///
4500    /// # Arguments
4501    ///
4502    /// * `path` - An absolute path, or a full path that starts with a worktree root name, or a
4503    ///   relative path within a visible worktree.
4504    /// * `cx` - A reference to the `AppContext`.
4505    ///
4506    /// # Returns
4507    ///
4508    /// Returns `Some(ProjectPath)` if a matching worktree is found, otherwise `None`.
4509    pub fn find_project_path(&self, path: impl AsRef<Path>, cx: &App) -> Option<ProjectPath> {
4510        let path_style = self.path_style(cx);
4511        let path = path.as_ref();
4512        let worktree_store = self.worktree_store.read(cx);
4513
4514        if is_absolute(&path.to_string_lossy(), path_style) {
4515            for worktree in worktree_store.visible_worktrees(cx) {
4516                let worktree_abs_path = worktree.read(cx).abs_path();
4517
4518                if let Ok(relative_path) = path.strip_prefix(worktree_abs_path)
4519                    && let Ok(path) = RelPath::new(relative_path, path_style)
4520                {
4521                    return Some(ProjectPath {
4522                        worktree_id: worktree.read(cx).id(),
4523                        path: path.into_arc(),
4524                    });
4525                }
4526            }
4527        } else {
4528            for worktree in worktree_store.visible_worktrees(cx) {
4529                let worktree_root_name = worktree.read(cx).root_name();
4530                if let Ok(relative_path) = path.strip_prefix(worktree_root_name.as_std_path())
4531                    && let Ok(path) = RelPath::new(relative_path, path_style)
4532                {
4533                    return Some(ProjectPath {
4534                        worktree_id: worktree.read(cx).id(),
4535                        path: path.into_arc(),
4536                    });
4537                }
4538            }
4539
4540            for worktree in worktree_store.visible_worktrees(cx) {
4541                let worktree = worktree.read(cx);
4542                if let Ok(path) = RelPath::new(path, path_style)
4543                    && let Some(entry) = worktree.entry_for_path(&path)
4544                {
4545                    return Some(ProjectPath {
4546                        worktree_id: worktree.id(),
4547                        path: entry.path.clone(),
4548                    });
4549                }
4550            }
4551        }
4552
4553        None
4554    }
4555
4556    /// If there's only one visible worktree, returns the given worktree-relative path with no prefix.
4557    ///
4558    /// Otherwise, returns the full path for the project path (obtained by prefixing the worktree-relative path with the name of the worktree).
4559    pub fn short_full_path_for_project_path(
4560        &self,
4561        project_path: &ProjectPath,
4562        cx: &App,
4563    ) -> Option<String> {
4564        let path_style = self.path_style(cx);
4565        if self.visible_worktrees(cx).take(2).count() < 2 {
4566            return Some(project_path.path.display(path_style).to_string());
4567        }
4568        self.worktree_for_id(project_path.worktree_id, cx)
4569            .map(|worktree| {
4570                let worktree_name = worktree.read(cx).root_name();
4571                worktree_name
4572                    .join(&project_path.path)
4573                    .display(path_style)
4574                    .to_string()
4575            })
4576    }
4577
4578    pub fn project_path_for_absolute_path(&self, abs_path: &Path, cx: &App) -> Option<ProjectPath> {
4579        self.find_worktree(abs_path, cx)
4580            .map(|(worktree, relative_path)| ProjectPath {
4581                worktree_id: worktree.read(cx).id(),
4582                path: relative_path,
4583            })
4584    }
4585
4586    pub fn get_workspace_root(&self, project_path: &ProjectPath, cx: &App) -> Option<PathBuf> {
4587        Some(
4588            self.worktree_for_id(project_path.worktree_id, cx)?
4589                .read(cx)
4590                .abs_path()
4591                .to_path_buf(),
4592        )
4593    }
4594
4595    pub fn blame_buffer(
4596        &self,
4597        buffer: &Entity<Buffer>,
4598        version: Option<clock::Global>,
4599        cx: &mut App,
4600    ) -> Task<Result<Option<Blame>>> {
4601        self.git_store.update(cx, |git_store, cx| {
4602            git_store.blame_buffer(buffer, version, cx)
4603        })
4604    }
4605
4606    pub fn get_permalink_to_line(
4607        &self,
4608        buffer: &Entity<Buffer>,
4609        selection: Range<u32>,
4610        cx: &mut App,
4611    ) -> Task<Result<url::Url>> {
4612        self.git_store.update(cx, |git_store, cx| {
4613            git_store.get_permalink_to_line(buffer, selection, cx)
4614        })
4615    }
4616
4617    // RPC message handlers
4618
4619    async fn handle_unshare_project(
4620        this: Entity<Self>,
4621        _: TypedEnvelope<proto::UnshareProject>,
4622        mut cx: AsyncApp,
4623    ) -> Result<()> {
4624        this.update(&mut cx, |this, cx| {
4625            if this.is_local() || this.is_via_remote_server() {
4626                this.unshare(cx)?;
4627            } else {
4628                this.disconnected_from_host(cx);
4629            }
4630            Ok(())
4631        })?
4632    }
4633
4634    async fn handle_add_collaborator(
4635        this: Entity<Self>,
4636        mut envelope: TypedEnvelope<proto::AddProjectCollaborator>,
4637        mut cx: AsyncApp,
4638    ) -> Result<()> {
4639        let collaborator = envelope
4640            .payload
4641            .collaborator
4642            .take()
4643            .context("empty collaborator")?;
4644
4645        let collaborator = Collaborator::from_proto(collaborator)?;
4646        this.update(&mut cx, |this, cx| {
4647            this.buffer_store.update(cx, |buffer_store, _| {
4648                buffer_store.forget_shared_buffers_for(&collaborator.peer_id);
4649            });
4650            this.breakpoint_store.read(cx).broadcast();
4651            cx.emit(Event::CollaboratorJoined(collaborator.peer_id));
4652            this.collaborators
4653                .insert(collaborator.peer_id, collaborator);
4654        })?;
4655
4656        Ok(())
4657    }
4658
4659    async fn handle_update_project_collaborator(
4660        this: Entity<Self>,
4661        envelope: TypedEnvelope<proto::UpdateProjectCollaborator>,
4662        mut cx: AsyncApp,
4663    ) -> Result<()> {
4664        let old_peer_id = envelope
4665            .payload
4666            .old_peer_id
4667            .context("missing old peer id")?;
4668        let new_peer_id = envelope
4669            .payload
4670            .new_peer_id
4671            .context("missing new peer id")?;
4672        this.update(&mut cx, |this, cx| {
4673            let collaborator = this
4674                .collaborators
4675                .remove(&old_peer_id)
4676                .context("received UpdateProjectCollaborator for unknown peer")?;
4677            let is_host = collaborator.is_host;
4678            this.collaborators.insert(new_peer_id, collaborator);
4679
4680            log::info!("peer {} became {}", old_peer_id, new_peer_id,);
4681            this.buffer_store.update(cx, |buffer_store, _| {
4682                buffer_store.update_peer_id(&old_peer_id, new_peer_id)
4683            });
4684
4685            if is_host {
4686                this.buffer_store
4687                    .update(cx, |buffer_store, _| buffer_store.discard_incomplete());
4688                this.enqueue_buffer_ordered_message(BufferOrderedMessage::Resync)
4689                    .unwrap();
4690                cx.emit(Event::HostReshared);
4691            }
4692
4693            cx.emit(Event::CollaboratorUpdated {
4694                old_peer_id,
4695                new_peer_id,
4696            });
4697            Ok(())
4698        })?
4699    }
4700
4701    async fn handle_remove_collaborator(
4702        this: Entity<Self>,
4703        envelope: TypedEnvelope<proto::RemoveProjectCollaborator>,
4704        mut cx: AsyncApp,
4705    ) -> Result<()> {
4706        this.update(&mut cx, |this, cx| {
4707            let peer_id = envelope.payload.peer_id.context("invalid peer id")?;
4708            let replica_id = this
4709                .collaborators
4710                .remove(&peer_id)
4711                .with_context(|| format!("unknown peer {peer_id:?}"))?
4712                .replica_id;
4713            this.buffer_store.update(cx, |buffer_store, cx| {
4714                buffer_store.forget_shared_buffers_for(&peer_id);
4715                for buffer in buffer_store.buffers() {
4716                    buffer.update(cx, |buffer, cx| buffer.remove_peer(replica_id, cx));
4717                }
4718            });
4719            this.git_store.update(cx, |git_store, _| {
4720                git_store.forget_shared_diffs_for(&peer_id);
4721            });
4722
4723            cx.emit(Event::CollaboratorLeft(peer_id));
4724            Ok(())
4725        })?
4726    }
4727
4728    async fn handle_update_project(
4729        this: Entity<Self>,
4730        envelope: TypedEnvelope<proto::UpdateProject>,
4731        mut cx: AsyncApp,
4732    ) -> Result<()> {
4733        this.update(&mut cx, |this, cx| {
4734            // Don't handle messages that were sent before the response to us joining the project
4735            if envelope.message_id > this.join_project_response_message_id {
4736                cx.update_global::<SettingsStore, _>(|store, cx| {
4737                    for worktree_metadata in &envelope.payload.worktrees {
4738                        store
4739                            .clear_local_settings(WorktreeId::from_proto(worktree_metadata.id), cx)
4740                            .log_err();
4741                    }
4742                });
4743
4744                this.set_worktrees_from_proto(envelope.payload.worktrees, cx)?;
4745            }
4746            Ok(())
4747        })?
4748    }
4749
4750    async fn handle_toast(
4751        this: Entity<Self>,
4752        envelope: TypedEnvelope<proto::Toast>,
4753        mut cx: AsyncApp,
4754    ) -> Result<()> {
4755        this.update(&mut cx, |_, cx| {
4756            cx.emit(Event::Toast {
4757                notification_id: envelope.payload.notification_id.into(),
4758                message: envelope.payload.message,
4759            });
4760            Ok(())
4761        })?
4762    }
4763
4764    async fn handle_language_server_prompt_request(
4765        this: Entity<Self>,
4766        envelope: TypedEnvelope<proto::LanguageServerPromptRequest>,
4767        mut cx: AsyncApp,
4768    ) -> Result<proto::LanguageServerPromptResponse> {
4769        let (tx, rx) = smol::channel::bounded(1);
4770        let actions: Vec<_> = envelope
4771            .payload
4772            .actions
4773            .into_iter()
4774            .map(|action| MessageActionItem {
4775                title: action,
4776                properties: Default::default(),
4777            })
4778            .collect();
4779        this.update(&mut cx, |_, cx| {
4780            cx.emit(Event::LanguageServerPrompt(LanguageServerPromptRequest {
4781                level: proto_to_prompt(envelope.payload.level.context("Invalid prompt level")?),
4782                message: envelope.payload.message,
4783                actions: actions.clone(),
4784                lsp_name: envelope.payload.lsp_name,
4785                response_channel: tx,
4786            }));
4787
4788            anyhow::Ok(())
4789        })??;
4790
4791        // We drop `this` to avoid holding a reference in this future for too
4792        // long.
4793        // If we keep the reference, we might not drop the `Project` early
4794        // enough when closing a window and it will only get releases on the
4795        // next `flush_effects()` call.
4796        drop(this);
4797
4798        let mut rx = pin!(rx);
4799        let answer = rx.next().await;
4800
4801        Ok(LanguageServerPromptResponse {
4802            action_response: answer.and_then(|answer| {
4803                actions
4804                    .iter()
4805                    .position(|action| *action == answer)
4806                    .map(|index| index as u64)
4807            }),
4808        })
4809    }
4810
4811    async fn handle_hide_toast(
4812        this: Entity<Self>,
4813        envelope: TypedEnvelope<proto::HideToast>,
4814        mut cx: AsyncApp,
4815    ) -> Result<()> {
4816        this.update(&mut cx, |_, cx| {
4817            cx.emit(Event::HideToast {
4818                notification_id: envelope.payload.notification_id.into(),
4819            });
4820            Ok(())
4821        })?
4822    }
4823
4824    // Collab sends UpdateWorktree protos as messages
4825    async fn handle_update_worktree(
4826        this: Entity<Self>,
4827        envelope: TypedEnvelope<proto::UpdateWorktree>,
4828        mut cx: AsyncApp,
4829    ) -> Result<()> {
4830        this.update(&mut cx, |project, cx| {
4831            let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
4832            if let Some(trusted_worktrees) = TrustedWorktrees::try_get_global(cx) {
4833                trusted_worktrees.update(cx, |trusted_worktrees, cx| {
4834                    trusted_worktrees.can_trust(worktree_id, cx)
4835                });
4836            }
4837            if let Some(worktree) = project.worktree_for_id(worktree_id, cx) {
4838                worktree.update(cx, |worktree, _| {
4839                    let worktree = worktree.as_remote_mut().unwrap();
4840                    worktree.update_from_remote(envelope.payload);
4841                });
4842            }
4843            Ok(())
4844        })?
4845    }
4846
4847    async fn handle_update_buffer_from_remote_server(
4848        this: Entity<Self>,
4849        envelope: TypedEnvelope<proto::UpdateBuffer>,
4850        cx: AsyncApp,
4851    ) -> Result<proto::Ack> {
4852        let buffer_store = this.read_with(&cx, |this, cx| {
4853            if let Some(remote_id) = this.remote_id() {
4854                let mut payload = envelope.payload.clone();
4855                payload.project_id = remote_id;
4856                cx.background_spawn(this.collab_client.request(payload))
4857                    .detach_and_log_err(cx);
4858            }
4859            this.buffer_store.clone()
4860        })?;
4861        BufferStore::handle_update_buffer(buffer_store, envelope, cx).await
4862    }
4863
4864    async fn handle_trust_worktrees(
4865        this: Entity<Self>,
4866        envelope: TypedEnvelope<proto::TrustWorktrees>,
4867        mut cx: AsyncApp,
4868    ) -> Result<proto::Ack> {
4869        let trusted_worktrees = cx
4870            .update(|cx| TrustedWorktrees::try_get_global(cx))?
4871            .context("missing trusted worktrees")?;
4872        trusted_worktrees.update(&mut cx, |trusted_worktrees, cx| {
4873            let remote_host = this
4874                .read(cx)
4875                .remote_connection_options(cx)
4876                .map(RemoteHostLocation::from);
4877            trusted_worktrees.trust(
4878                envelope
4879                    .payload
4880                    .trusted_paths
4881                    .into_iter()
4882                    .filter_map(|proto_path| PathTrust::from_proto(proto_path))
4883                    .collect(),
4884                remote_host,
4885                cx,
4886            );
4887        })?;
4888        Ok(proto::Ack {})
4889    }
4890
4891    async fn handle_restrict_worktrees(
4892        this: Entity<Self>,
4893        envelope: TypedEnvelope<proto::RestrictWorktrees>,
4894        mut cx: AsyncApp,
4895    ) -> Result<proto::Ack> {
4896        let trusted_worktrees = cx
4897            .update(|cx| TrustedWorktrees::try_get_global(cx))?
4898            .context("missing trusted worktrees")?;
4899        trusted_worktrees.update(&mut cx, |trusted_worktrees, cx| {
4900            let restricted_paths = envelope
4901                .payload
4902                .worktree_ids
4903                .into_iter()
4904                .map(WorktreeId::from_proto)
4905                .map(PathTrust::Worktree)
4906                .collect::<HashSet<_>>();
4907            let remote_host = this
4908                .read(cx)
4909                .remote_connection_options(cx)
4910                .map(RemoteHostLocation::from);
4911            trusted_worktrees.restrict(restricted_paths, remote_host, cx);
4912        })?;
4913        Ok(proto::Ack {})
4914    }
4915
4916    async fn handle_find_search_candidates_chunk(
4917        this: Entity<Self>,
4918        envelope: TypedEnvelope<proto::FindSearchCandidatesChunk>,
4919        mut cx: AsyncApp,
4920    ) -> Result<proto::Ack> {
4921        let buffer_store = this.read_with(&mut cx, |this, _| this.buffer_store.clone())?;
4922        BufferStore::handle_find_search_candidates_chunk(buffer_store, envelope, cx).await
4923    }
4924
4925    async fn handle_update_buffer(
4926        this: Entity<Self>,
4927        envelope: TypedEnvelope<proto::UpdateBuffer>,
4928        cx: AsyncApp,
4929    ) -> Result<proto::Ack> {
4930        let buffer_store = this.read_with(&cx, |this, cx| {
4931            if let Some(ssh) = &this.remote_client {
4932                let mut payload = envelope.payload.clone();
4933                payload.project_id = REMOTE_SERVER_PROJECT_ID;
4934                cx.background_spawn(ssh.read(cx).proto_client().request(payload))
4935                    .detach_and_log_err(cx);
4936            }
4937            this.buffer_store.clone()
4938        })?;
4939        BufferStore::handle_update_buffer(buffer_store, envelope, cx).await
4940    }
4941
4942    fn retain_remotely_created_models(
4943        &mut self,
4944        cx: &mut Context<Self>,
4945    ) -> RemotelyCreatedModelGuard {
4946        Self::retain_remotely_created_models_impl(
4947            &self.remotely_created_models,
4948            &self.buffer_store,
4949            &self.worktree_store,
4950            cx,
4951        )
4952    }
4953
4954    fn retain_remotely_created_models_impl(
4955        models: &Arc<Mutex<RemotelyCreatedModels>>,
4956        buffer_store: &Entity<BufferStore>,
4957        worktree_store: &Entity<WorktreeStore>,
4958        cx: &mut App,
4959    ) -> RemotelyCreatedModelGuard {
4960        {
4961            let mut remotely_create_models = models.lock();
4962            if remotely_create_models.retain_count == 0 {
4963                remotely_create_models.buffers = buffer_store.read(cx).buffers().collect();
4964                remotely_create_models.worktrees = worktree_store.read(cx).worktrees().collect();
4965            }
4966            remotely_create_models.retain_count += 1;
4967        }
4968        RemotelyCreatedModelGuard {
4969            remote_models: Arc::downgrade(&models),
4970        }
4971    }
4972
4973    async fn handle_create_buffer_for_peer(
4974        this: Entity<Self>,
4975        envelope: TypedEnvelope<proto::CreateBufferForPeer>,
4976        mut cx: AsyncApp,
4977    ) -> Result<()> {
4978        this.update(&mut cx, |this, cx| {
4979            this.buffer_store.update(cx, |buffer_store, cx| {
4980                buffer_store.handle_create_buffer_for_peer(
4981                    envelope,
4982                    this.replica_id(),
4983                    this.capability(),
4984                    cx,
4985                )
4986            })
4987        })?
4988    }
4989
4990    async fn handle_toggle_lsp_logs(
4991        project: Entity<Self>,
4992        envelope: TypedEnvelope<proto::ToggleLspLogs>,
4993        mut cx: AsyncApp,
4994    ) -> Result<()> {
4995        let toggled_log_kind =
4996            match proto::toggle_lsp_logs::LogType::from_i32(envelope.payload.log_type)
4997                .context("invalid log type")?
4998            {
4999                proto::toggle_lsp_logs::LogType::Log => LogKind::Logs,
5000                proto::toggle_lsp_logs::LogType::Trace => LogKind::Trace,
5001                proto::toggle_lsp_logs::LogType::Rpc => LogKind::Rpc,
5002            };
5003        project.update(&mut cx, |_, cx| {
5004            cx.emit(Event::ToggleLspLogs {
5005                server_id: LanguageServerId::from_proto(envelope.payload.server_id),
5006                enabled: envelope.payload.enabled,
5007                toggled_log_kind,
5008            })
5009        })?;
5010        Ok(())
5011    }
5012
5013    async fn handle_synchronize_buffers(
5014        this: Entity<Self>,
5015        envelope: TypedEnvelope<proto::SynchronizeBuffers>,
5016        mut cx: AsyncApp,
5017    ) -> Result<proto::SynchronizeBuffersResponse> {
5018        let response = this.update(&mut cx, |this, cx| {
5019            let client = this.collab_client.clone();
5020            this.buffer_store.update(cx, |this, cx| {
5021                this.handle_synchronize_buffers(envelope, cx, client)
5022            })
5023        })??;
5024
5025        Ok(response)
5026    }
5027
5028    async fn handle_search_candidate_buffers(
5029        this: Entity<Self>,
5030        envelope: TypedEnvelope<proto::FindSearchCandidates>,
5031        mut cx: AsyncApp,
5032    ) -> Result<proto::FindSearchCandidatesResponse> {
5033        let peer_id = envelope.original_sender_id()?;
5034        let message = envelope.payload;
5035        let project_id = message.project_id;
5036        let path_style = this.read_with(&cx, |this, cx| this.path_style(cx))?;
5037        let query =
5038            SearchQuery::from_proto(message.query.context("missing query field")?, path_style)?;
5039
5040        let next_project_search_id = this.update(&mut cx, |this, cx| {
5041            this.buffer_store.update(cx, |this, _| {
5042                util::post_inc(&mut this.next_project_search_id)
5043            })
5044        })?;
5045
5046        let response = proto::FindSearchCandidatesResponse {
5047            handle: next_project_search_id,
5048        };
5049        let client = this.read_with(&cx, |this, _| this.client())?;
5050        cx.spawn(async move |cx| {
5051            let results = this.update(cx, |this, cx| {
5052                this.search_impl(query, cx).matching_buffers(cx)
5053            })?;
5054            let mut buffer_ids = vec![];
5055            while let Ok(buffer) = results.recv().await {
5056                this.update(cx, |this, cx| {
5057                    let buffer_id = this.create_buffer_for_peer(&buffer, peer_id, cx);
5058                    buffer_ids.push(buffer_id.to_proto());
5059                })?;
5060                let _ = client
5061                    .request(proto::FindSearchCandidatesChunk {
5062                        handle: next_project_search_id,
5063                        project_id,
5064                        variant: Some(proto::find_search_candidates_chunk::Variant::Matches(
5065                            proto::FindSearchCandidatesMatches {
5066                                buffer_ids: std::mem::take(&mut buffer_ids),
5067                            },
5068                        )),
5069                    })
5070                    .await?;
5071            }
5072            let _ = client
5073                .request(proto::FindSearchCandidatesChunk {
5074                    handle: next_project_search_id,
5075                    project_id,
5076                    variant: Some(proto::find_search_candidates_chunk::Variant::Done(
5077                        proto::FindSearchCandidatesDone {},
5078                    )),
5079                })
5080                .await?;
5081            anyhow::Ok(())
5082        })
5083        .detach();
5084
5085        Ok(response)
5086    }
5087
5088    async fn handle_open_buffer_by_id(
5089        this: Entity<Self>,
5090        envelope: TypedEnvelope<proto::OpenBufferById>,
5091        mut cx: AsyncApp,
5092    ) -> Result<proto::OpenBufferResponse> {
5093        let peer_id = envelope.original_sender_id()?;
5094        let buffer_id = BufferId::new(envelope.payload.id)?;
5095        let buffer = this
5096            .update(&mut cx, |this, cx| this.open_buffer_by_id(buffer_id, cx))?
5097            .await?;
5098        Project::respond_to_open_buffer_request(this, buffer, peer_id, &mut cx)
5099    }
5100
5101    async fn handle_open_buffer_by_path(
5102        this: Entity<Self>,
5103        envelope: TypedEnvelope<proto::OpenBufferByPath>,
5104        mut cx: AsyncApp,
5105    ) -> Result<proto::OpenBufferResponse> {
5106        let peer_id = envelope.original_sender_id()?;
5107        let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
5108        let path = RelPath::from_proto(&envelope.payload.path)?;
5109        let open_buffer = this
5110            .update(&mut cx, |this, cx| {
5111                this.open_buffer(ProjectPath { worktree_id, path }, cx)
5112            })?
5113            .await?;
5114        Project::respond_to_open_buffer_request(this, open_buffer, peer_id, &mut cx)
5115    }
5116
5117    async fn handle_open_new_buffer(
5118        this: Entity<Self>,
5119        envelope: TypedEnvelope<proto::OpenNewBuffer>,
5120        mut cx: AsyncApp,
5121    ) -> Result<proto::OpenBufferResponse> {
5122        let buffer = this
5123            .update(&mut cx, |this, cx| this.create_buffer(true, cx))?
5124            .await?;
5125        let peer_id = envelope.original_sender_id()?;
5126
5127        Project::respond_to_open_buffer_request(this, buffer, peer_id, &mut cx)
5128    }
5129
5130    fn respond_to_open_buffer_request(
5131        this: Entity<Self>,
5132        buffer: Entity<Buffer>,
5133        peer_id: proto::PeerId,
5134        cx: &mut AsyncApp,
5135    ) -> Result<proto::OpenBufferResponse> {
5136        this.update(cx, |this, cx| {
5137            let is_private = buffer
5138                .read(cx)
5139                .file()
5140                .map(|f| f.is_private())
5141                .unwrap_or_default();
5142            anyhow::ensure!(!is_private, ErrorCode::UnsharedItem);
5143            Ok(proto::OpenBufferResponse {
5144                buffer_id: this.create_buffer_for_peer(&buffer, peer_id, cx).into(),
5145            })
5146        })?
5147    }
5148
5149    fn create_buffer_for_peer(
5150        &mut self,
5151        buffer: &Entity<Buffer>,
5152        peer_id: proto::PeerId,
5153        cx: &mut App,
5154    ) -> BufferId {
5155        self.buffer_store
5156            .update(cx, |buffer_store, cx| {
5157                buffer_store.create_buffer_for_peer(buffer, peer_id, cx)
5158            })
5159            .detach_and_log_err(cx);
5160        buffer.read(cx).remote_id()
5161    }
5162
5163    async fn handle_create_image_for_peer(
5164        this: Entity<Self>,
5165        envelope: TypedEnvelope<proto::CreateImageForPeer>,
5166        mut cx: AsyncApp,
5167    ) -> Result<()> {
5168        this.update(&mut cx, |this, cx| {
5169            this.image_store.update(cx, |image_store, cx| {
5170                image_store.handle_create_image_for_peer(envelope, cx)
5171            })
5172        })?
5173        .log_err();
5174        Ok(())
5175    }
5176
5177    fn synchronize_remote_buffers(&mut self, cx: &mut Context<Self>) -> Task<Result<()>> {
5178        let project_id = match self.client_state {
5179            ProjectClientState::Remote {
5180                sharing_has_stopped,
5181                remote_id,
5182                ..
5183            } => {
5184                if sharing_has_stopped {
5185                    return Task::ready(Err(anyhow!(
5186                        "can't synchronize remote buffers on a readonly project"
5187                    )));
5188                } else {
5189                    remote_id
5190                }
5191            }
5192            ProjectClientState::Shared { .. } | ProjectClientState::Local => {
5193                return Task::ready(Err(anyhow!(
5194                    "can't synchronize remote buffers on a local project"
5195                )));
5196            }
5197        };
5198
5199        let client = self.collab_client.clone();
5200        cx.spawn(async move |this, cx| {
5201            let (buffers, incomplete_buffer_ids) = this.update(cx, |this, cx| {
5202                this.buffer_store.read(cx).buffer_version_info(cx)
5203            })?;
5204            let response = client
5205                .request(proto::SynchronizeBuffers {
5206                    project_id,
5207                    buffers,
5208                })
5209                .await?;
5210
5211            let send_updates_for_buffers = this.update(cx, |this, cx| {
5212                response
5213                    .buffers
5214                    .into_iter()
5215                    .map(|buffer| {
5216                        let client = client.clone();
5217                        let buffer_id = match BufferId::new(buffer.id) {
5218                            Ok(id) => id,
5219                            Err(e) => {
5220                                return Task::ready(Err(e));
5221                            }
5222                        };
5223                        let remote_version = language::proto::deserialize_version(&buffer.version);
5224                        if let Some(buffer) = this.buffer_for_id(buffer_id, cx) {
5225                            let operations =
5226                                buffer.read(cx).serialize_ops(Some(remote_version), cx);
5227                            cx.background_spawn(async move {
5228                                let operations = operations.await;
5229                                for chunk in split_operations(operations) {
5230                                    client
5231                                        .request(proto::UpdateBuffer {
5232                                            project_id,
5233                                            buffer_id: buffer_id.into(),
5234                                            operations: chunk,
5235                                        })
5236                                        .await?;
5237                                }
5238                                anyhow::Ok(())
5239                            })
5240                        } else {
5241                            Task::ready(Ok(()))
5242                        }
5243                    })
5244                    .collect::<Vec<_>>()
5245            })?;
5246
5247            // Any incomplete buffers have open requests waiting. Request that the host sends
5248            // creates these buffers for us again to unblock any waiting futures.
5249            for id in incomplete_buffer_ids {
5250                cx.background_spawn(client.request(proto::OpenBufferById {
5251                    project_id,
5252                    id: id.into(),
5253                }))
5254                .detach();
5255            }
5256
5257            futures::future::join_all(send_updates_for_buffers)
5258                .await
5259                .into_iter()
5260                .collect()
5261        })
5262    }
5263
5264    pub fn worktree_metadata_protos(&self, cx: &App) -> Vec<proto::WorktreeMetadata> {
5265        self.worktree_store.read(cx).worktree_metadata_protos(cx)
5266    }
5267
5268    /// Iterator of all open buffers that have unsaved changes
5269    pub fn dirty_buffers<'a>(&'a self, cx: &'a App) -> impl Iterator<Item = ProjectPath> + 'a {
5270        self.buffer_store.read(cx).buffers().filter_map(|buf| {
5271            let buf = buf.read(cx);
5272            if buf.is_dirty() {
5273                buf.project_path(cx)
5274            } else {
5275                None
5276            }
5277        })
5278    }
5279
5280    fn set_worktrees_from_proto(
5281        &mut self,
5282        worktrees: Vec<proto::WorktreeMetadata>,
5283        cx: &mut Context<Project>,
5284    ) -> Result<()> {
5285        self.worktree_store.update(cx, |worktree_store, cx| {
5286            worktree_store.set_worktrees_from_proto(worktrees, self.replica_id(), cx)
5287        })
5288    }
5289
5290    fn set_collaborators_from_proto(
5291        &mut self,
5292        messages: Vec<proto::Collaborator>,
5293        cx: &mut Context<Self>,
5294    ) -> Result<()> {
5295        let mut collaborators = HashMap::default();
5296        for message in messages {
5297            let collaborator = Collaborator::from_proto(message)?;
5298            collaborators.insert(collaborator.peer_id, collaborator);
5299        }
5300        for old_peer_id in self.collaborators.keys() {
5301            if !collaborators.contains_key(old_peer_id) {
5302                cx.emit(Event::CollaboratorLeft(*old_peer_id));
5303            }
5304        }
5305        self.collaborators = collaborators;
5306        Ok(())
5307    }
5308
5309    pub fn supplementary_language_servers<'a>(
5310        &'a self,
5311        cx: &'a App,
5312    ) -> impl 'a + Iterator<Item = (LanguageServerId, LanguageServerName)> {
5313        self.lsp_store.read(cx).supplementary_language_servers()
5314    }
5315
5316    pub fn any_language_server_supports_inlay_hints(&self, buffer: &Buffer, cx: &mut App) -> bool {
5317        let Some(language) = buffer.language().cloned() else {
5318            return false;
5319        };
5320        self.lsp_store.update(cx, |lsp_store, _| {
5321            let relevant_language_servers = lsp_store
5322                .languages
5323                .lsp_adapters(&language.name())
5324                .into_iter()
5325                .map(|lsp_adapter| lsp_adapter.name())
5326                .collect::<HashSet<_>>();
5327            lsp_store
5328                .language_server_statuses()
5329                .filter_map(|(server_id, server_status)| {
5330                    relevant_language_servers
5331                        .contains(&server_status.name)
5332                        .then_some(server_id)
5333                })
5334                .filter_map(|server_id| lsp_store.lsp_server_capabilities.get(&server_id))
5335                .any(InlayHints::check_capabilities)
5336        })
5337    }
5338
5339    pub fn language_server_id_for_name(
5340        &self,
5341        buffer: &Buffer,
5342        name: &LanguageServerName,
5343        cx: &App,
5344    ) -> Option<LanguageServerId> {
5345        let language = buffer.language()?;
5346        let relevant_language_servers = self
5347            .languages
5348            .lsp_adapters(&language.name())
5349            .into_iter()
5350            .map(|lsp_adapter| lsp_adapter.name())
5351            .collect::<HashSet<_>>();
5352        if !relevant_language_servers.contains(name) {
5353            return None;
5354        }
5355        self.language_server_statuses(cx)
5356            .filter(|(_, server_status)| relevant_language_servers.contains(&server_status.name))
5357            .find_map(|(server_id, server_status)| {
5358                if &server_status.name == name {
5359                    Some(server_id)
5360                } else {
5361                    None
5362                }
5363            })
5364    }
5365
5366    #[cfg(any(test, feature = "test-support"))]
5367    pub fn has_language_servers_for(&self, buffer: &Buffer, cx: &mut App) -> bool {
5368        self.lsp_store.update(cx, |this, cx| {
5369            this.running_language_servers_for_local_buffer(buffer, cx)
5370                .next()
5371                .is_some()
5372        })
5373    }
5374
5375    pub fn git_init(
5376        &self,
5377        path: Arc<Path>,
5378        fallback_branch_name: String,
5379        cx: &App,
5380    ) -> Task<Result<()>> {
5381        self.git_store
5382            .read(cx)
5383            .git_init(path, fallback_branch_name, cx)
5384    }
5385
5386    pub fn buffer_store(&self) -> &Entity<BufferStore> {
5387        &self.buffer_store
5388    }
5389
5390    pub fn git_store(&self) -> &Entity<GitStore> {
5391        &self.git_store
5392    }
5393
5394    pub fn agent_server_store(&self) -> &Entity<AgentServerStore> {
5395        &self.agent_server_store
5396    }
5397
5398    #[cfg(test)]
5399    fn git_scans_complete(&self, cx: &Context<Self>) -> Task<()> {
5400        cx.spawn(async move |this, cx| {
5401            let scans_complete = this
5402                .read_with(cx, |this, cx| {
5403                    this.worktrees(cx)
5404                        .filter_map(|worktree| Some(worktree.read(cx).as_local()?.scan_complete()))
5405                        .collect::<Vec<_>>()
5406                })
5407                .unwrap();
5408            join_all(scans_complete).await;
5409            let barriers = this
5410                .update(cx, |this, cx| {
5411                    let repos = this.repositories(cx).values().cloned().collect::<Vec<_>>();
5412                    repos
5413                        .into_iter()
5414                        .map(|repo| repo.update(cx, |repo, _| repo.barrier()))
5415                        .collect::<Vec<_>>()
5416                })
5417                .unwrap();
5418            join_all(barriers).await;
5419        })
5420    }
5421
5422    pub fn active_repository(&self, cx: &App) -> Option<Entity<Repository>> {
5423        self.git_store.read(cx).active_repository()
5424    }
5425
5426    pub fn repositories<'a>(&self, cx: &'a App) -> &'a HashMap<RepositoryId, Entity<Repository>> {
5427        self.git_store.read(cx).repositories()
5428    }
5429
5430    pub fn status_for_buffer_id(&self, buffer_id: BufferId, cx: &App) -> Option<FileStatus> {
5431        self.git_store.read(cx).status_for_buffer_id(buffer_id, cx)
5432    }
5433
5434    pub fn set_agent_location(
5435        &mut self,
5436        new_location: Option<AgentLocation>,
5437        cx: &mut Context<Self>,
5438    ) {
5439        if let Some(old_location) = self.agent_location.as_ref() {
5440            old_location
5441                .buffer
5442                .update(cx, |buffer, cx| buffer.remove_agent_selections(cx))
5443                .ok();
5444        }
5445
5446        if let Some(location) = new_location.as_ref() {
5447            location
5448                .buffer
5449                .update(cx, |buffer, cx| {
5450                    buffer.set_agent_selections(
5451                        Arc::from([language::Selection {
5452                            id: 0,
5453                            start: location.position,
5454                            end: location.position,
5455                            reversed: false,
5456                            goal: language::SelectionGoal::None,
5457                        }]),
5458                        false,
5459                        CursorShape::Hollow,
5460                        cx,
5461                    )
5462                })
5463                .ok();
5464        }
5465
5466        self.agent_location = new_location;
5467        cx.emit(Event::AgentLocationChanged);
5468    }
5469
5470    pub fn agent_location(&self) -> Option<AgentLocation> {
5471        self.agent_location.clone()
5472    }
5473
5474    pub fn path_style(&self, cx: &App) -> PathStyle {
5475        self.worktree_store.read(cx).path_style()
5476    }
5477
5478    pub fn contains_local_settings_file(
5479        &self,
5480        worktree_id: WorktreeId,
5481        rel_path: &RelPath,
5482        cx: &App,
5483    ) -> bool {
5484        self.worktree_for_id(worktree_id, cx)
5485            .map_or(false, |worktree| {
5486                worktree.read(cx).entry_for_path(rel_path).is_some()
5487            })
5488    }
5489
5490    pub fn update_local_settings_file(
5491        &self,
5492        worktree_id: WorktreeId,
5493        rel_path: Arc<RelPath>,
5494        cx: &mut App,
5495        update: impl 'static + Send + FnOnce(&mut settings::SettingsContent, &App),
5496    ) {
5497        let Some(worktree) = self.worktree_for_id(worktree_id, cx) else {
5498            // todo(settings_ui) error?
5499            return;
5500        };
5501        cx.spawn(async move |cx| {
5502            let file = worktree
5503                .update(cx, |worktree, cx| worktree.load_file(&rel_path, cx))?
5504                .await
5505                .context("Failed to load settings file")?;
5506
5507            let has_bom = file.has_bom;
5508
5509            let new_text = cx.read_global::<SettingsStore, _>(|store, cx| {
5510                store.new_text_for_update(file.text, move |settings| update(settings, cx))
5511            })?;
5512            worktree
5513                .update(cx, |worktree, cx| {
5514                    let line_ending = text::LineEnding::detect(&new_text);
5515                    worktree.write_file(
5516                        rel_path.clone(),
5517                        new_text.into(),
5518                        line_ending,
5519                        encoding_rs::UTF_8,
5520                        has_bom,
5521                        cx,
5522                    )
5523                })?
5524                .await
5525                .context("Failed to write settings file")?;
5526
5527            anyhow::Ok(())
5528        })
5529        .detach_and_log_err(cx);
5530    }
5531}
5532
5533pub struct PathMatchCandidateSet {
5534    pub snapshot: Snapshot,
5535    pub include_ignored: bool,
5536    pub include_root_name: bool,
5537    pub candidates: Candidates,
5538}
5539
5540pub enum Candidates {
5541    /// Only consider directories.
5542    Directories,
5543    /// Only consider files.
5544    Files,
5545    /// Consider directories and files.
5546    Entries,
5547}
5548
5549impl<'a> fuzzy::PathMatchCandidateSet<'a> for PathMatchCandidateSet {
5550    type Candidates = PathMatchCandidateSetIter<'a>;
5551
5552    fn id(&self) -> usize {
5553        self.snapshot.id().to_usize()
5554    }
5555
5556    fn len(&self) -> usize {
5557        match self.candidates {
5558            Candidates::Files => {
5559                if self.include_ignored {
5560                    self.snapshot.file_count()
5561                } else {
5562                    self.snapshot.visible_file_count()
5563                }
5564            }
5565
5566            Candidates::Directories => {
5567                if self.include_ignored {
5568                    self.snapshot.dir_count()
5569                } else {
5570                    self.snapshot.visible_dir_count()
5571                }
5572            }
5573
5574            Candidates::Entries => {
5575                if self.include_ignored {
5576                    self.snapshot.entry_count()
5577                } else {
5578                    self.snapshot.visible_entry_count()
5579                }
5580            }
5581        }
5582    }
5583
5584    fn prefix(&self) -> Arc<RelPath> {
5585        if self.snapshot.root_entry().is_some_and(|e| e.is_file()) || self.include_root_name {
5586            self.snapshot.root_name().into()
5587        } else {
5588            RelPath::empty().into()
5589        }
5590    }
5591
5592    fn root_is_file(&self) -> bool {
5593        self.snapshot.root_entry().is_some_and(|f| f.is_file())
5594    }
5595
5596    fn path_style(&self) -> PathStyle {
5597        self.snapshot.path_style()
5598    }
5599
5600    fn candidates(&'a self, start: usize) -> Self::Candidates {
5601        PathMatchCandidateSetIter {
5602            traversal: match self.candidates {
5603                Candidates::Directories => self.snapshot.directories(self.include_ignored, start),
5604                Candidates::Files => self.snapshot.files(self.include_ignored, start),
5605                Candidates::Entries => self.snapshot.entries(self.include_ignored, start),
5606            },
5607        }
5608    }
5609}
5610
5611pub struct PathMatchCandidateSetIter<'a> {
5612    traversal: Traversal<'a>,
5613}
5614
5615impl<'a> Iterator for PathMatchCandidateSetIter<'a> {
5616    type Item = fuzzy::PathMatchCandidate<'a>;
5617
5618    fn next(&mut self) -> Option<Self::Item> {
5619        self.traversal
5620            .next()
5621            .map(|entry| fuzzy::PathMatchCandidate {
5622                is_dir: entry.kind.is_dir(),
5623                path: &entry.path,
5624                char_bag: entry.char_bag,
5625            })
5626    }
5627}
5628
5629impl EventEmitter<Event> for Project {}
5630
5631impl<'a> From<&'a ProjectPath> for SettingsLocation<'a> {
5632    fn from(val: &'a ProjectPath) -> Self {
5633        SettingsLocation {
5634            worktree_id: val.worktree_id,
5635            path: val.path.as_ref(),
5636        }
5637    }
5638}
5639
5640impl<P: Into<Arc<RelPath>>> From<(WorktreeId, P)> for ProjectPath {
5641    fn from((worktree_id, path): (WorktreeId, P)) -> Self {
5642        Self {
5643            worktree_id,
5644            path: path.into(),
5645        }
5646    }
5647}
5648
5649/// ResolvedPath is a path that has been resolved to either a ProjectPath
5650/// or an AbsPath and that *exists*.
5651#[derive(Debug, Clone)]
5652pub enum ResolvedPath {
5653    ProjectPath {
5654        project_path: ProjectPath,
5655        is_dir: bool,
5656    },
5657    AbsPath {
5658        path: String,
5659        is_dir: bool,
5660    },
5661}
5662
5663impl ResolvedPath {
5664    pub fn abs_path(&self) -> Option<&str> {
5665        match self {
5666            Self::AbsPath { path, .. } => Some(path),
5667            _ => None,
5668        }
5669    }
5670
5671    pub fn into_abs_path(self) -> Option<String> {
5672        match self {
5673            Self::AbsPath { path, .. } => Some(path),
5674            _ => None,
5675        }
5676    }
5677
5678    pub fn project_path(&self) -> Option<&ProjectPath> {
5679        match self {
5680            Self::ProjectPath { project_path, .. } => Some(project_path),
5681            _ => None,
5682        }
5683    }
5684
5685    pub fn is_file(&self) -> bool {
5686        !self.is_dir()
5687    }
5688
5689    pub fn is_dir(&self) -> bool {
5690        match self {
5691            Self::ProjectPath { is_dir, .. } => *is_dir,
5692            Self::AbsPath { is_dir, .. } => *is_dir,
5693        }
5694    }
5695}
5696
5697impl ProjectItem for Buffer {
5698    fn try_open(
5699        project: &Entity<Project>,
5700        path: &ProjectPath,
5701        cx: &mut App,
5702    ) -> Option<Task<Result<Entity<Self>>>> {
5703        Some(project.update(cx, |project, cx| project.open_buffer(path.clone(), cx)))
5704    }
5705
5706    fn entry_id(&self, _cx: &App) -> Option<ProjectEntryId> {
5707        File::from_dyn(self.file()).and_then(|file| file.project_entry_id())
5708    }
5709
5710    fn project_path(&self, cx: &App) -> Option<ProjectPath> {
5711        self.file().map(|file| ProjectPath {
5712            worktree_id: file.worktree_id(cx),
5713            path: file.path().clone(),
5714        })
5715    }
5716
5717    fn is_dirty(&self) -> bool {
5718        self.is_dirty()
5719    }
5720}
5721
5722impl Completion {
5723    pub fn kind(&self) -> Option<CompletionItemKind> {
5724        self.source
5725            // `lsp::CompletionListItemDefaults` has no `kind` field
5726            .lsp_completion(false)
5727            .and_then(|lsp_completion| lsp_completion.kind)
5728    }
5729
5730    pub fn label(&self) -> Option<String> {
5731        self.source
5732            .lsp_completion(false)
5733            .map(|lsp_completion| lsp_completion.label.clone())
5734    }
5735
5736    /// A key that can be used to sort completions when displaying
5737    /// them to the user.
5738    pub fn sort_key(&self) -> (usize, &str) {
5739        const DEFAULT_KIND_KEY: usize = 4;
5740        let kind_key = self
5741            .kind()
5742            .and_then(|lsp_completion_kind| match lsp_completion_kind {
5743                lsp::CompletionItemKind::KEYWORD => Some(0),
5744                lsp::CompletionItemKind::VARIABLE => Some(1),
5745                lsp::CompletionItemKind::CONSTANT => Some(2),
5746                lsp::CompletionItemKind::PROPERTY => Some(3),
5747                _ => None,
5748            })
5749            .unwrap_or(DEFAULT_KIND_KEY);
5750        (kind_key, self.label.filter_text())
5751    }
5752
5753    /// Whether this completion is a snippet.
5754    pub fn is_snippet_kind(&self) -> bool {
5755        matches!(
5756            &self.source,
5757            CompletionSource::Lsp { lsp_completion, .. }
5758            if lsp_completion.kind == Some(CompletionItemKind::SNIPPET)
5759        )
5760    }
5761
5762    /// Whether this completion is a snippet or snippet-style LSP completion.
5763    pub fn is_snippet(&self) -> bool {
5764        self.source
5765            // `lsp::CompletionListItemDefaults` has `insert_text_format` field
5766            .lsp_completion(true)
5767            .is_some_and(|lsp_completion| {
5768                lsp_completion.insert_text_format == Some(lsp::InsertTextFormat::SNIPPET)
5769            })
5770    }
5771
5772    /// Returns the corresponding color for this completion.
5773    ///
5774    /// Will return `None` if this completion's kind is not [`CompletionItemKind::COLOR`].
5775    pub fn color(&self) -> Option<Hsla> {
5776        // `lsp::CompletionListItemDefaults` has no `kind` field
5777        let lsp_completion = self.source.lsp_completion(false)?;
5778        if lsp_completion.kind? == CompletionItemKind::COLOR {
5779            return color_extractor::extract_color(&lsp_completion);
5780        }
5781        None
5782    }
5783}
5784
5785fn proto_to_prompt(level: proto::language_server_prompt_request::Level) -> gpui::PromptLevel {
5786    match level {
5787        proto::language_server_prompt_request::Level::Info(_) => gpui::PromptLevel::Info,
5788        proto::language_server_prompt_request::Level::Warning(_) => gpui::PromptLevel::Warning,
5789        proto::language_server_prompt_request::Level::Critical(_) => gpui::PromptLevel::Critical,
5790    }
5791}
5792
5793fn provide_inline_values(
5794    captures: impl Iterator<Item = (Range<usize>, language::DebuggerTextObject)>,
5795    snapshot: &language::BufferSnapshot,
5796    max_row: usize,
5797) -> Vec<InlineValueLocation> {
5798    let mut variables = Vec::new();
5799    let mut variable_position = HashSet::default();
5800    let mut scopes = Vec::new();
5801
5802    let active_debug_line_offset = snapshot.point_to_offset(Point::new(max_row as u32, 0));
5803
5804    for (capture_range, capture_kind) in captures {
5805        match capture_kind {
5806            language::DebuggerTextObject::Variable => {
5807                let variable_name = snapshot
5808                    .text_for_range(capture_range.clone())
5809                    .collect::<String>();
5810                let point = snapshot.offset_to_point(capture_range.end);
5811
5812                while scopes
5813                    .last()
5814                    .is_some_and(|scope: &Range<_>| !scope.contains(&capture_range.start))
5815                {
5816                    scopes.pop();
5817                }
5818
5819                if point.row as usize > max_row {
5820                    break;
5821                }
5822
5823                let scope = if scopes
5824                    .last()
5825                    .is_none_or(|scope| !scope.contains(&active_debug_line_offset))
5826                {
5827                    VariableScope::Global
5828                } else {
5829                    VariableScope::Local
5830                };
5831
5832                if variable_position.insert(capture_range.end) {
5833                    variables.push(InlineValueLocation {
5834                        variable_name,
5835                        scope,
5836                        lookup: VariableLookupKind::Variable,
5837                        row: point.row as usize,
5838                        column: point.column as usize,
5839                    });
5840                }
5841            }
5842            language::DebuggerTextObject::Scope => {
5843                while scopes.last().map_or_else(
5844                    || false,
5845                    |scope: &Range<usize>| {
5846                        !(scope.contains(&capture_range.start)
5847                            && scope.contains(&capture_range.end))
5848                    },
5849                ) {
5850                    scopes.pop();
5851                }
5852                scopes.push(capture_range);
5853            }
5854        }
5855    }
5856
5857    variables
5858}
5859
5860#[cfg(test)]
5861mod disable_ai_settings_tests {
5862    use super::*;
5863    use gpui::TestAppContext;
5864    use settings::Settings;
5865
5866    #[gpui::test]
5867    async fn test_disable_ai_settings_security(cx: &mut TestAppContext) {
5868        cx.update(|cx| {
5869            settings::init(cx);
5870
5871            // Test 1: Default is false (AI enabled)
5872            assert!(
5873                !DisableAiSettings::get_global(cx).disable_ai,
5874                "Default should allow AI"
5875            );
5876        });
5877
5878        let disable_true = serde_json::json!({
5879            "disable_ai": true
5880        })
5881        .to_string();
5882        let disable_false = serde_json::json!({
5883            "disable_ai": false
5884        })
5885        .to_string();
5886
5887        cx.update_global::<SettingsStore, _>(|store, cx| {
5888            store.set_user_settings(&disable_false, cx).unwrap();
5889            store.set_global_settings(&disable_true, cx).unwrap();
5890        });
5891        cx.update(|cx| {
5892            assert!(
5893                DisableAiSettings::get_global(cx).disable_ai,
5894                "Local false cannot override global true"
5895            );
5896        });
5897
5898        cx.update_global::<SettingsStore, _>(|store, cx| {
5899            store.set_global_settings(&disable_false, cx).unwrap();
5900            store.set_user_settings(&disable_true, cx).unwrap();
5901        });
5902
5903        cx.update(|cx| {
5904            assert!(
5905                DisableAiSettings::get_global(cx).disable_ai,
5906                "Local false cannot override global true"
5907            );
5908        });
5909    }
5910}