project.rs

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