project.rs

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