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;
  14pub mod project_settings;
  15pub mod search;
  16mod task_inventory;
  17pub mod task_store;
  18pub mod telemetry_snapshot;
  19pub mod terminals;
  20pub mod toolchain_store;
  21pub mod worktree_store;
  22
  23#[cfg(test)]
  24mod project_tests;
  25
  26mod environment;
  27use buffer_diff::BufferDiff;
  28use context_server_store::ContextServerStore;
  29pub use environment::ProjectEnvironmentEvent;
  30use git::repository::get_git_committer;
  31use git_store::{Repository, RepositoryId};
  32pub mod search_history;
  33mod yarn;
  34
  35use dap::inline_value::{InlineValueLocation, VariableLookupKind, VariableScope};
  36
  37use crate::{
  38    agent_server_store::AllAgentServersSettings,
  39    git_store::GitStore,
  40    lsp_store::{SymbolLocation, log_store::LogKind},
  41};
  42pub use agent_server_store::{AgentServerStore, AgentServersUpdated, ExternalAgentServerName};
  43pub use git_store::{
  44    ConflictRegion, ConflictSet, ConflictSetSnapshot, ConflictSetUpdate,
  45    git_traversal::{ChildEntriesGitIter, GitEntry, GitEntryRef, GitTraversal},
  46};
  47pub use manifest_tree::ManifestTree;
  48
  49use anyhow::{Context as _, Result, anyhow};
  50use buffer_store::{BufferStore, BufferStoreEvent};
  51use client::{Client, Collaborator, PendingEntitySubscription, TypedEnvelope, UserStore, proto};
  52use clock::ReplicaId;
  53
  54use dap::client::DebugAdapterClient;
  55
  56use collections::{BTreeSet, HashMap, HashSet, IndexSet};
  57use debounced_delay::DebouncedDelay;
  58pub use debugger::breakpoint_store::BreakpointWithPosition;
  59use debugger::{
  60    breakpoint_store::{ActiveStackFrame, BreakpointStore},
  61    dap_store::{DapStore, DapStoreEvent},
  62    session::Session,
  63};
  64pub use environment::ProjectEnvironment;
  65#[cfg(test)]
  66use futures::future::join_all;
  67use futures::{
  68    StreamExt,
  69    channel::mpsc::{self, UnboundedReceiver},
  70    future::try_join_all,
  71};
  72pub use image_store::{ImageItem, ImageStore};
  73use image_store::{ImageItemEvent, ImageStoreEvent};
  74
  75use ::git::{blame::Blame, status::FileStatus};
  76use gpui::{
  77    App, AppContext, AsyncApp, BorrowAppContext, Context, Entity, EventEmitter, Hsla, SharedString,
  78    Task, WeakEntity, Window,
  79};
  80use language::{
  81    Buffer, BufferEvent, Capability, CodeLabel, CursorShape, Language, LanguageName,
  82    LanguageRegistry, PointUtf16, ToOffset, ToPointUtf16, Toolchain, ToolchainMetadata,
  83    ToolchainScope, Transaction, Unclipped, language_settings::InlayHintKind,
  84    proto::split_operations,
  85};
  86use lsp::{
  87    CodeActionKind, CompletionContext, CompletionItemKind, DocumentHighlightKind, InsertTextMode,
  88    LanguageServerId, LanguageServerName, LanguageServerSelector, MessageActionItem,
  89};
  90use lsp_command::*;
  91use lsp_store::{CompletionDocumentation, LspFormatTarget, OpenLspBufferHandle};
  92pub use manifest_tree::ManifestProvidersStore;
  93use node_runtime::NodeRuntime;
  94use parking_lot::Mutex;
  95pub use prettier_store::PrettierStore;
  96use project_settings::{ProjectSettings, SettingsObserver, SettingsObserverEvent};
  97use remote::{RemoteClient, RemoteConnectionOptions};
  98use rpc::{
  99    AnyProtoClient, ErrorCode,
 100    proto::{LanguageServerPromptResponse, REMOTE_SERVER_PROJECT_ID},
 101};
 102use search::{SearchInputKind, SearchQuery, SearchResult};
 103use search_history::SearchHistory;
 104use settings::{InvalidSettingsError, Settings, SettingsLocation, SettingsStore};
 105use smol::channel::Receiver;
 106use snippet::Snippet;
 107use snippet_provider::SnippetProvider;
 108use std::{
 109    borrow::Cow,
 110    collections::BTreeMap,
 111    ops::Range,
 112    path::{Path, PathBuf},
 113    pin::pin,
 114    str,
 115    sync::Arc,
 116    time::Duration,
 117};
 118
 119use task_store::TaskStore;
 120use terminals::Terminals;
 121use text::{Anchor, BufferId, OffsetRangeExt, Point, Rope};
 122use toolchain_store::EmptyToolchainStore;
 123use util::{
 124    ResultExt as _, maybe,
 125    paths::{PathStyle, SanitizedPath, compare_paths, is_absolute},
 126    rel_path::RelPath,
 127};
 128use worktree::{CreatedEntry, Snapshot, Traversal};
 129pub use worktree::{
 130    Entry, EntryKind, FS_WATCH_LATENCY, File, LocalWorktree, PathChange, ProjectEntryId,
 131    UpdatedEntriesSet, UpdatedGitRepositoriesSet, Worktree, WorktreeId, WorktreeSettings,
 132};
 133use worktree_store::{WorktreeStore, WorktreeStoreEvent};
 134
 135pub use fs::*;
 136pub use language::Location;
 137#[cfg(any(test, feature = "test-support"))]
 138pub use prettier::FORMAT_SUFFIX as TEST_PRETTIER_FORMAT_SUFFIX;
 139pub use task_inventory::{
 140    BasicContextProvider, ContextProviderWithTasks, DebugScenarioContext, Inventory, TaskContexts,
 141    TaskSourceKind,
 142};
 143
 144pub use buffer_store::ProjectTransaction;
 145pub use lsp_store::{
 146    DiagnosticSummary, InvalidationStrategy, LanguageServerLogType, LanguageServerProgress,
 147    LanguageServerPromptRequest, LanguageServerStatus, LanguageServerToQuery, LspStore,
 148    LspStoreEvent, ProgressToken, SERVER_PROGRESS_THROTTLE_TIMEOUT,
 149};
 150pub use toolchain_store::{ToolchainStore, Toolchains};
 151const MAX_PROJECT_SEARCH_HISTORY_SIZE: usize = 500;
 152const MAX_SEARCH_RESULT_FILES: usize = 5_000;
 153const MAX_SEARCH_RESULT_RANGES: usize = 10_000;
 154
 155pub trait ProjectItem: 'static {
 156    fn try_open(
 157        project: &Entity<Project>,
 158        path: &ProjectPath,
 159        cx: &mut App,
 160    ) -> Option<Task<Result<Entity<Self>>>>
 161    where
 162        Self: Sized;
 163    fn entry_id(&self, cx: &App) -> Option<ProjectEntryId>;
 164    fn project_path(&self, cx: &App) -> Option<ProjectPath>;
 165    fn is_dirty(&self) -> bool;
 166}
 167
 168#[derive(Clone)]
 169pub enum OpenedBufferEvent {
 170    Disconnected,
 171    Ok(BufferId),
 172    Err(BufferId, Arc<anyhow::Error>),
 173}
 174
 175/// Semantics-aware entity that is relevant to one or more [`Worktree`] with the files.
 176/// `Project` is responsible for tasks, LSP and collab queries, synchronizing worktree states accordingly.
 177/// Maps [`Worktree`] entries with its own logic using [`ProjectEntryId`] and [`ProjectPath`] structs.
 178///
 179/// Can be either local (for the project opened on the same host) or remote.(for collab projects, browsed by multiple remote users).
 180pub struct Project {
 181    active_entry: Option<ProjectEntryId>,
 182    buffer_ordered_messages_tx: mpsc::UnboundedSender<BufferOrderedMessage>,
 183    languages: Arc<LanguageRegistry>,
 184    dap_store: Entity<DapStore>,
 185    agent_server_store: Entity<AgentServerStore>,
 186
 187    breakpoint_store: Entity<BreakpointStore>,
 188    collab_client: Arc<client::Client>,
 189    join_project_response_message_id: u32,
 190    task_store: Entity<TaskStore>,
 191    user_store: Entity<UserStore>,
 192    fs: Arc<dyn Fs>,
 193    remote_client: Option<Entity<RemoteClient>>,
 194    client_state: ProjectClientState,
 195    git_store: Entity<GitStore>,
 196    collaborators: HashMap<proto::PeerId, Collaborator>,
 197    client_subscriptions: Vec<client::Subscription>,
 198    worktree_store: Entity<WorktreeStore>,
 199    buffer_store: Entity<BufferStore>,
 200    context_server_store: Entity<ContextServerStore>,
 201    image_store: Entity<ImageStore>,
 202    lsp_store: Entity<LspStore>,
 203    _subscriptions: Vec<gpui::Subscription>,
 204    buffers_needing_diff: HashSet<WeakEntity<Buffer>>,
 205    git_diff_debouncer: DebouncedDelay<Self>,
 206    remotely_created_models: Arc<Mutex<RemotelyCreatedModels>>,
 207    terminals: Terminals,
 208    node: Option<NodeRuntime>,
 209    search_history: SearchHistory,
 210    search_included_history: SearchHistory,
 211    search_excluded_history: SearchHistory,
 212    snippets: Entity<SnippetProvider>,
 213    environment: Entity<ProjectEnvironment>,
 214    settings_observer: Entity<SettingsObserver>,
 215    toolchain_store: Option<Entity<ToolchainStore>>,
 216    agent_location: Option<AgentLocation>,
 217}
 218
 219#[derive(Clone, Debug, PartialEq, Eq)]
 220pub struct AgentLocation {
 221    pub buffer: WeakEntity<Buffer>,
 222    pub position: Anchor,
 223}
 224
 225#[derive(Default)]
 226struct RemotelyCreatedModels {
 227    worktrees: Vec<Entity<Worktree>>,
 228    buffers: Vec<Entity<Buffer>>,
 229    retain_count: usize,
 230}
 231
 232struct RemotelyCreatedModelGuard {
 233    remote_models: std::sync::Weak<Mutex<RemotelyCreatedModels>>,
 234}
 235
 236impl Drop for RemotelyCreatedModelGuard {
 237    fn drop(&mut self) {
 238        if let Some(remote_models) = self.remote_models.upgrade() {
 239            let mut remote_models = remote_models.lock();
 240            assert!(
 241                remote_models.retain_count > 0,
 242                "RemotelyCreatedModelGuard dropped too many times"
 243            );
 244            remote_models.retain_count -= 1;
 245            if remote_models.retain_count == 0 {
 246                remote_models.buffers.clear();
 247                remote_models.worktrees.clear();
 248            }
 249        }
 250    }
 251}
 252/// Message ordered with respect to buffer operations
 253#[derive(Debug)]
 254enum BufferOrderedMessage {
 255    Operation {
 256        buffer_id: BufferId,
 257        operation: proto::Operation,
 258    },
 259    LanguageServerUpdate {
 260        language_server_id: LanguageServerId,
 261        message: proto::update_language_server::Variant,
 262        name: Option<LanguageServerName>,
 263    },
 264    Resync,
 265}
 266
 267#[derive(Debug)]
 268enum ProjectClientState {
 269    /// Single-player mode.
 270    Local,
 271    /// Multi-player mode but still a local project.
 272    Shared { remote_id: u64 },
 273    /// Multi-player mode but working on a remote project.
 274    Remote {
 275        sharing_has_stopped: bool,
 276        capability: Capability,
 277        remote_id: u64,
 278        replica_id: ReplicaId,
 279    },
 280}
 281
 282#[derive(Clone, Debug, PartialEq)]
 283pub enum Event {
 284    LanguageServerAdded(LanguageServerId, LanguageServerName, Option<WorktreeId>),
 285    LanguageServerRemoved(LanguageServerId),
 286    LanguageServerLog(LanguageServerId, LanguageServerLogType, String),
 287    // [`lsp::notification::DidOpenTextDocument`] was sent to this server using the buffer data.
 288    // Zed's buffer-related data is updated accordingly.
 289    LanguageServerBufferRegistered {
 290        server_id: LanguageServerId,
 291        buffer_id: BufferId,
 292        buffer_abs_path: PathBuf,
 293        name: Option<LanguageServerName>,
 294    },
 295    ToggleLspLogs {
 296        server_id: LanguageServerId,
 297        enabled: bool,
 298        toggled_log_kind: LogKind,
 299    },
 300    Toast {
 301        notification_id: SharedString,
 302        message: String,
 303    },
 304    HideToast {
 305        notification_id: SharedString,
 306    },
 307    LanguageServerPrompt(LanguageServerPromptRequest),
 308    LanguageNotFound(Entity<Buffer>),
 309    ActiveEntryChanged(Option<ProjectEntryId>),
 310    ActivateProjectPanel,
 311    WorktreeAdded(WorktreeId),
 312    WorktreeOrderChanged,
 313    WorktreeRemoved(WorktreeId),
 314    WorktreeUpdatedEntries(WorktreeId, UpdatedEntriesSet),
 315    DiskBasedDiagnosticsStarted {
 316        language_server_id: LanguageServerId,
 317    },
 318    DiskBasedDiagnosticsFinished {
 319        language_server_id: LanguageServerId,
 320    },
 321    DiagnosticsUpdated {
 322        paths: Vec<ProjectPath>,
 323        language_server_id: LanguageServerId,
 324    },
 325    RemoteIdChanged(Option<u64>),
 326    DisconnectedFromHost,
 327    DisconnectedFromSshRemote,
 328    Closed,
 329    DeletedEntry(WorktreeId, ProjectEntryId),
 330    CollaboratorUpdated {
 331        old_peer_id: proto::PeerId,
 332        new_peer_id: proto::PeerId,
 333    },
 334    CollaboratorJoined(proto::PeerId),
 335    CollaboratorLeft(proto::PeerId),
 336    HostReshared,
 337    Reshared,
 338    Rejoined,
 339    RefreshInlayHints {
 340        server_id: LanguageServerId,
 341        request_id: Option<usize>,
 342    },
 343    RefreshCodeLens,
 344    RevealInProjectPanel(ProjectEntryId),
 345    SnippetEdit(BufferId, Vec<(lsp::Range, Snippet)>),
 346    ExpandedAllForEntry(WorktreeId, ProjectEntryId),
 347    EntryRenamed(ProjectTransaction, ProjectPath, PathBuf),
 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(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
 407pub enum InlayId {
 408    EditPrediction(usize),
 409    DebuggerValue(usize),
 410    // LSP
 411    Hint(usize),
 412    Color(usize),
 413}
 414
 415impl InlayId {
 416    pub fn id(&self) -> usize {
 417        match self {
 418            Self::EditPrediction(id) => *id,
 419            Self::DebuggerValue(id) => *id,
 420            Self::Hint(id) => *id,
 421            Self::Color(id) => *id,
 422        }
 423    }
 424}
 425
 426#[derive(Debug, Clone, PartialEq, Eq)]
 427pub struct InlayHint {
 428    pub position: language::Anchor,
 429    pub label: InlayHintLabel,
 430    pub kind: Option<InlayHintKind>,
 431    pub padding_left: bool,
 432    pub padding_right: bool,
 433    pub tooltip: Option<InlayHintTooltip>,
 434    pub resolve_state: ResolveState,
 435}
 436
 437/// The user's intent behind a given completion confirmation
 438#[derive(PartialEq, Eq, Hash, Debug, Clone, Copy)]
 439pub enum CompletionIntent {
 440    /// The user intends to 'commit' this result, if possible
 441    /// completion confirmations should run side effects.
 442    ///
 443    /// For LSP completions, will respect the setting `completions.lsp_insert_mode`.
 444    Complete,
 445    /// Similar to [Self::Complete], but behaves like `lsp_insert_mode` is set to `insert`.
 446    CompleteWithInsert,
 447    /// Similar to [Self::Complete], but behaves like `lsp_insert_mode` is set to `replace`.
 448    CompleteWithReplace,
 449    /// The user intends to continue 'composing' this completion
 450    /// completion confirmations should not run side effects and
 451    /// let the user continue composing their action
 452    Compose,
 453}
 454
 455impl CompletionIntent {
 456    pub fn is_complete(&self) -> bool {
 457        self == &Self::Complete
 458    }
 459
 460    pub fn is_compose(&self) -> bool {
 461        self == &Self::Compose
 462    }
 463}
 464
 465/// Similar to `CoreCompletion`, but with extra metadata attached.
 466#[derive(Clone)]
 467pub struct Completion {
 468    /// The range of text that will be replaced by this completion.
 469    pub replace_range: Range<Anchor>,
 470    /// The new text that will be inserted.
 471    pub new_text: String,
 472    /// A label for this completion that is shown in the menu.
 473    pub label: CodeLabel,
 474    /// The documentation for this completion.
 475    pub documentation: Option<CompletionDocumentation>,
 476    /// Completion data source which it was constructed from.
 477    pub source: CompletionSource,
 478    /// A path to an icon for this completion that is shown in the menu.
 479    pub icon_path: Option<SharedString>,
 480    /// Whether to adjust indentation (the default) or not.
 481    pub insert_text_mode: Option<InsertTextMode>,
 482    /// An optional callback to invoke when this completion is confirmed.
 483    /// Returns, whether new completions should be retriggered after the current one.
 484    /// If `true` is returned, the editor will show a new completion menu after this completion is confirmed.
 485    /// if no confirmation is provided or `false` is returned, the completion will be committed.
 486    pub confirm: Option<Arc<dyn Send + Sync + Fn(CompletionIntent, &mut Window, &mut App) -> bool>>,
 487}
 488
 489#[derive(Debug, Clone)]
 490pub enum CompletionSource {
 491    Lsp {
 492        /// The alternate `insert` range, if provided by the LSP server.
 493        insert_range: Option<Range<Anchor>>,
 494        /// The id of the language server that produced this completion.
 495        server_id: LanguageServerId,
 496        /// The raw completion provided by the language server.
 497        lsp_completion: Box<lsp::CompletionItem>,
 498        /// A set of defaults for this completion item.
 499        lsp_defaults: Option<Arc<lsp::CompletionListItemDefaults>>,
 500        /// Whether this completion has been resolved, to ensure it happens once per completion.
 501        resolved: bool,
 502    },
 503    Dap {
 504        /// The sort text for this completion.
 505        sort_text: String,
 506    },
 507    Custom,
 508    BufferWord {
 509        word_range: Range<Anchor>,
 510        resolved: bool,
 511    },
 512}
 513
 514impl CompletionSource {
 515    pub fn server_id(&self) -> Option<LanguageServerId> {
 516        if let CompletionSource::Lsp { server_id, .. } = self {
 517            Some(*server_id)
 518        } else {
 519            None
 520        }
 521    }
 522
 523    pub fn lsp_completion(&self, apply_defaults: bool) -> Option<Cow<'_, lsp::CompletionItem>> {
 524        if let Self::Lsp {
 525            lsp_completion,
 526            lsp_defaults,
 527            ..
 528        } = self
 529        {
 530            if apply_defaults && let Some(lsp_defaults) = lsp_defaults {
 531                let mut completion_with_defaults = *lsp_completion.clone();
 532                let default_commit_characters = lsp_defaults.commit_characters.as_ref();
 533                let default_edit_range = lsp_defaults.edit_range.as_ref();
 534                let default_insert_text_format = lsp_defaults.insert_text_format.as_ref();
 535                let default_insert_text_mode = lsp_defaults.insert_text_mode.as_ref();
 536
 537                if default_commit_characters.is_some()
 538                    || default_edit_range.is_some()
 539                    || default_insert_text_format.is_some()
 540                    || default_insert_text_mode.is_some()
 541                {
 542                    if completion_with_defaults.commit_characters.is_none()
 543                        && default_commit_characters.is_some()
 544                    {
 545                        completion_with_defaults.commit_characters =
 546                            default_commit_characters.cloned()
 547                    }
 548                    if completion_with_defaults.text_edit.is_none() {
 549                        match default_edit_range {
 550                            Some(lsp::CompletionListItemDefaultsEditRange::Range(range)) => {
 551                                completion_with_defaults.text_edit =
 552                                    Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
 553                                        range: *range,
 554                                        new_text: completion_with_defaults.label.clone(),
 555                                    }))
 556                            }
 557                            Some(lsp::CompletionListItemDefaultsEditRange::InsertAndReplace {
 558                                insert,
 559                                replace,
 560                            }) => {
 561                                completion_with_defaults.text_edit =
 562                                    Some(lsp::CompletionTextEdit::InsertAndReplace(
 563                                        lsp::InsertReplaceEdit {
 564                                            new_text: completion_with_defaults.label.clone(),
 565                                            insert: *insert,
 566                                            replace: *replace,
 567                                        },
 568                                    ))
 569                            }
 570                            None => {}
 571                        }
 572                    }
 573                    if completion_with_defaults.insert_text_format.is_none()
 574                        && default_insert_text_format.is_some()
 575                    {
 576                        completion_with_defaults.insert_text_format =
 577                            default_insert_text_format.cloned()
 578                    }
 579                    if completion_with_defaults.insert_text_mode.is_none()
 580                        && default_insert_text_mode.is_some()
 581                    {
 582                        completion_with_defaults.insert_text_mode =
 583                            default_insert_text_mode.cloned()
 584                    }
 585                }
 586                return Some(Cow::Owned(completion_with_defaults));
 587            }
 588            Some(Cow::Borrowed(lsp_completion))
 589        } else {
 590            None
 591        }
 592    }
 593}
 594
 595impl std::fmt::Debug for Completion {
 596    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 597        f.debug_struct("Completion")
 598            .field("replace_range", &self.replace_range)
 599            .field("new_text", &self.new_text)
 600            .field("label", &self.label)
 601            .field("documentation", &self.documentation)
 602            .field("source", &self.source)
 603            .finish()
 604    }
 605}
 606
 607/// Response from a source of completions.
 608pub struct CompletionResponse {
 609    pub completions: Vec<Completion>,
 610    pub display_options: CompletionDisplayOptions,
 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#[derive(Default)]
 617pub struct CompletionDisplayOptions {
 618    pub dynamic_width: bool,
 619}
 620
 621impl CompletionDisplayOptions {
 622    pub fn merge(&mut self, other: &CompletionDisplayOptions) {
 623        self.dynamic_width = self.dynamic_width && other.dynamic_width;
 624    }
 625}
 626
 627/// Response from language server completion request.
 628#[derive(Clone, Debug, Default)]
 629pub(crate) struct CoreCompletionResponse {
 630    pub completions: Vec<CoreCompletion>,
 631    /// When false, indicates that the list is complete and so does not need to be re-queried if it
 632    /// can be filtered instead.
 633    pub is_incomplete: bool,
 634}
 635
 636/// A generic completion that can come from different sources.
 637#[derive(Clone, Debug)]
 638pub(crate) struct CoreCompletion {
 639    replace_range: Range<Anchor>,
 640    new_text: String,
 641    source: CompletionSource,
 642}
 643
 644/// A code action provided by a language server.
 645#[derive(Clone, Debug, PartialEq)]
 646pub struct CodeAction {
 647    /// The id of the language server that produced this code action.
 648    pub server_id: LanguageServerId,
 649    /// The range of the buffer where this code action is applicable.
 650    pub range: Range<Anchor>,
 651    /// The raw code action provided by the language server.
 652    /// Can be either an action or a command.
 653    pub lsp_action: LspAction,
 654    /// Whether the action needs to be resolved using the language server.
 655    pub resolved: bool,
 656}
 657
 658/// An action sent back by a language server.
 659#[derive(Clone, Debug, PartialEq)]
 660pub enum LspAction {
 661    /// An action with the full data, may have a command or may not.
 662    /// May require resolving.
 663    Action(Box<lsp::CodeAction>),
 664    /// A command data to run as an action.
 665    Command(lsp::Command),
 666    /// A code lens data to run as an action.
 667    CodeLens(lsp::CodeLens),
 668}
 669
 670impl LspAction {
 671    pub fn title(&self) -> &str {
 672        match self {
 673            Self::Action(action) => &action.title,
 674            Self::Command(command) => &command.title,
 675            Self::CodeLens(lens) => lens
 676                .command
 677                .as_ref()
 678                .map(|command| command.title.as_str())
 679                .unwrap_or("Unknown command"),
 680        }
 681    }
 682
 683    fn action_kind(&self) -> Option<lsp::CodeActionKind> {
 684        match self {
 685            Self::Action(action) => action.kind.clone(),
 686            Self::Command(_) => Some(lsp::CodeActionKind::new("command")),
 687            Self::CodeLens(_) => Some(lsp::CodeActionKind::new("code lens")),
 688        }
 689    }
 690
 691    fn edit(&self) -> Option<&lsp::WorkspaceEdit> {
 692        match self {
 693            Self::Action(action) => action.edit.as_ref(),
 694            Self::Command(_) => None,
 695            Self::CodeLens(_) => None,
 696        }
 697    }
 698
 699    fn command(&self) -> Option<&lsp::Command> {
 700        match self {
 701            Self::Action(action) => action.command.as_ref(),
 702            Self::Command(command) => Some(command),
 703            Self::CodeLens(lens) => lens.command.as_ref(),
 704        }
 705    }
 706}
 707
 708#[derive(Debug, Clone, PartialEq, Eq)]
 709pub enum ResolveState {
 710    Resolved,
 711    CanResolve(LanguageServerId, Option<lsp::LSPAny>),
 712    Resolving,
 713}
 714impl InlayHint {
 715    pub fn text(&self) -> Rope {
 716        match &self.label {
 717            InlayHintLabel::String(s) => Rope::from(s),
 718            InlayHintLabel::LabelParts(parts) => parts.iter().map(|part| &*part.value).collect(),
 719        }
 720    }
 721}
 722
 723#[derive(Debug, Clone, PartialEq, Eq)]
 724pub enum InlayHintLabel {
 725    String(String),
 726    LabelParts(Vec<InlayHintLabelPart>),
 727}
 728
 729#[derive(Debug, Clone, PartialEq, Eq)]
 730pub struct InlayHintLabelPart {
 731    pub value: String,
 732    pub tooltip: Option<InlayHintLabelPartTooltip>,
 733    pub location: Option<(LanguageServerId, lsp::Location)>,
 734}
 735
 736#[derive(Debug, Clone, PartialEq, Eq)]
 737pub enum InlayHintTooltip {
 738    String(String),
 739    MarkupContent(MarkupContent),
 740}
 741
 742#[derive(Debug, Clone, PartialEq, Eq)]
 743pub enum InlayHintLabelPartTooltip {
 744    String(String),
 745    MarkupContent(MarkupContent),
 746}
 747
 748#[derive(Debug, Clone, PartialEq, Eq)]
 749pub struct MarkupContent {
 750    pub kind: HoverBlockKind,
 751    pub value: String,
 752}
 753
 754#[derive(Debug, Clone, PartialEq)]
 755pub struct LocationLink {
 756    pub origin: Option<Location>,
 757    pub target: Location,
 758}
 759
 760#[derive(Debug)]
 761pub struct DocumentHighlight {
 762    pub range: Range<language::Anchor>,
 763    pub kind: DocumentHighlightKind,
 764}
 765
 766#[derive(Clone, Debug)]
 767pub struct Symbol {
 768    pub language_server_name: LanguageServerName,
 769    pub source_worktree_id: WorktreeId,
 770    pub source_language_server_id: LanguageServerId,
 771    pub path: SymbolLocation,
 772    pub label: CodeLabel,
 773    pub name: String,
 774    pub kind: lsp::SymbolKind,
 775    pub range: Range<Unclipped<PointUtf16>>,
 776}
 777
 778#[derive(Clone, Debug)]
 779pub struct DocumentSymbol {
 780    pub name: String,
 781    pub kind: lsp::SymbolKind,
 782    pub range: Range<Unclipped<PointUtf16>>,
 783    pub selection_range: Range<Unclipped<PointUtf16>>,
 784    pub children: Vec<DocumentSymbol>,
 785}
 786
 787#[derive(Clone, Debug, PartialEq)]
 788pub struct HoverBlock {
 789    pub text: String,
 790    pub kind: HoverBlockKind,
 791}
 792
 793#[derive(Clone, Debug, PartialEq, Eq)]
 794pub enum HoverBlockKind {
 795    PlainText,
 796    Markdown,
 797    Code { language: String },
 798}
 799
 800#[derive(Debug, Clone)]
 801pub struct Hover {
 802    pub contents: Vec<HoverBlock>,
 803    pub range: Option<Range<language::Anchor>>,
 804    pub language: Option<Arc<Language>>,
 805}
 806
 807impl Hover {
 808    pub fn is_empty(&self) -> bool {
 809        self.contents.iter().all(|block| block.text.is_empty())
 810    }
 811}
 812
 813enum EntitySubscription {
 814    Project(PendingEntitySubscription<Project>),
 815    BufferStore(PendingEntitySubscription<BufferStore>),
 816    GitStore(PendingEntitySubscription<GitStore>),
 817    WorktreeStore(PendingEntitySubscription<WorktreeStore>),
 818    LspStore(PendingEntitySubscription<LspStore>),
 819    SettingsObserver(PendingEntitySubscription<SettingsObserver>),
 820    DapStore(PendingEntitySubscription<DapStore>),
 821}
 822
 823#[derive(Debug, Clone)]
 824pub struct DirectoryItem {
 825    pub path: PathBuf,
 826    pub is_dir: bool,
 827}
 828
 829#[derive(Clone, Debug, PartialEq)]
 830pub struct DocumentColor {
 831    pub lsp_range: lsp::Range,
 832    pub color: lsp::Color,
 833    pub resolved: bool,
 834    pub color_presentations: Vec<ColorPresentation>,
 835}
 836
 837impl Eq for DocumentColor {}
 838
 839impl std::hash::Hash for DocumentColor {
 840    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
 841        self.lsp_range.hash(state);
 842        self.color.red.to_bits().hash(state);
 843        self.color.green.to_bits().hash(state);
 844        self.color.blue.to_bits().hash(state);
 845        self.color.alpha.to_bits().hash(state);
 846        self.resolved.hash(state);
 847        self.color_presentations.hash(state);
 848    }
 849}
 850
 851#[derive(Clone, Debug, PartialEq, Eq)]
 852pub struct ColorPresentation {
 853    pub label: SharedString,
 854    pub text_edit: Option<lsp::TextEdit>,
 855    pub additional_text_edits: Vec<lsp::TextEdit>,
 856}
 857
 858impl std::hash::Hash for ColorPresentation {
 859    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
 860        self.label.hash(state);
 861        if let Some(ref edit) = self.text_edit {
 862            edit.range.hash(state);
 863            edit.new_text.hash(state);
 864        }
 865        self.additional_text_edits.len().hash(state);
 866        for edit in &self.additional_text_edits {
 867            edit.range.hash(state);
 868            edit.new_text.hash(state);
 869        }
 870    }
 871}
 872
 873#[derive(Clone)]
 874pub enum DirectoryLister {
 875    Project(Entity<Project>),
 876    Local(Entity<Project>, Arc<dyn Fs>),
 877}
 878
 879impl std::fmt::Debug for DirectoryLister {
 880    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 881        match self {
 882            DirectoryLister::Project(project) => {
 883                write!(f, "DirectoryLister::Project({project:?})")
 884            }
 885            DirectoryLister::Local(project, _) => {
 886                write!(f, "DirectoryLister::Local({project:?})")
 887            }
 888        }
 889    }
 890}
 891
 892impl DirectoryLister {
 893    pub fn is_local(&self, cx: &App) -> bool {
 894        match self {
 895            DirectoryLister::Local(..) => true,
 896            DirectoryLister::Project(project) => project.read(cx).is_local(),
 897        }
 898    }
 899
 900    pub fn resolve_tilde<'a>(&self, path: &'a String, cx: &App) -> Cow<'a, str> {
 901        if self.is_local(cx) {
 902            shellexpand::tilde(path)
 903        } else {
 904            Cow::from(path)
 905        }
 906    }
 907
 908    pub fn default_query(&self, cx: &mut App) -> String {
 909        let project = match self {
 910            DirectoryLister::Project(project) => project,
 911            DirectoryLister::Local(project, _) => project,
 912        }
 913        .read(cx);
 914        let path_style = project.path_style(cx);
 915        project
 916            .visible_worktrees(cx)
 917            .next()
 918            .map(|worktree| worktree.read(cx).abs_path().to_string_lossy().into_owned())
 919            .or_else(|| std::env::home_dir().map(|dir| dir.to_string_lossy().into_owned()))
 920            .map(|mut s| {
 921                s.push_str(path_style.separator());
 922                s
 923            })
 924            .unwrap_or_else(|| {
 925                if path_style.is_windows() {
 926                    "C:\\"
 927                } else {
 928                    "~/"
 929                }
 930                .to_string()
 931            })
 932    }
 933
 934    pub fn list_directory(&self, path: String, cx: &mut App) -> Task<Result<Vec<DirectoryItem>>> {
 935        match self {
 936            DirectoryLister::Project(project) => {
 937                project.update(cx, |project, cx| project.list_directory(path, cx))
 938            }
 939            DirectoryLister::Local(_, fs) => {
 940                let fs = fs.clone();
 941                cx.background_spawn(async move {
 942                    let mut results = vec![];
 943                    let expanded = shellexpand::tilde(&path);
 944                    let query = Path::new(expanded.as_ref());
 945                    let mut response = fs.read_dir(query).await?;
 946                    while let Some(path) = response.next().await {
 947                        let path = path?;
 948                        if let Some(file_name) = path.file_name() {
 949                            results.push(DirectoryItem {
 950                                path: PathBuf::from(file_name.to_os_string()),
 951                                is_dir: fs.is_dir(&path).await,
 952                            });
 953                        }
 954                    }
 955                    Ok(results)
 956                })
 957            }
 958        }
 959    }
 960}
 961
 962#[cfg(any(test, feature = "test-support"))]
 963pub const DEFAULT_COMPLETION_CONTEXT: CompletionContext = CompletionContext {
 964    trigger_kind: lsp::CompletionTriggerKind::INVOKED,
 965    trigger_character: None,
 966};
 967
 968/// An LSP diagnostics associated with a certain language server.
 969#[derive(Clone, Debug, Default)]
 970pub enum LspPullDiagnostics {
 971    #[default]
 972    Default,
 973    Response {
 974        /// The id of the language server that produced diagnostics.
 975        server_id: LanguageServerId,
 976        /// URI of the resource,
 977        uri: lsp::Uri,
 978        /// The diagnostics produced by this language server.
 979        diagnostics: PulledDiagnostics,
 980    },
 981}
 982
 983#[derive(Clone, Debug)]
 984pub enum PulledDiagnostics {
 985    Unchanged {
 986        /// An ID the current pulled batch for this file.
 987        /// If given, can be used to query workspace diagnostics partially.
 988        result_id: String,
 989    },
 990    Changed {
 991        result_id: Option<String>,
 992        diagnostics: Vec<lsp::Diagnostic>,
 993    },
 994}
 995
 996/// Whether to disable all AI features in Zed.
 997///
 998/// Default: false
 999#[derive(Copy, Clone, Debug)]
1000pub struct DisableAiSettings {
1001    pub disable_ai: bool,
1002}
1003
1004impl settings::Settings for DisableAiSettings {
1005    fn from_settings(content: &settings::SettingsContent) -> Self {
1006        Self {
1007            disable_ai: content.disable_ai.unwrap().0,
1008        }
1009    }
1010}
1011
1012impl Project {
1013    pub fn init_settings(cx: &mut App) {
1014        WorktreeSettings::register(cx);
1015        ProjectSettings::register(cx);
1016        DisableAiSettings::register(cx);
1017        AllAgentServersSettings::register(cx);
1018    }
1019
1020    pub fn init(client: &Arc<Client>, cx: &mut App) {
1021        connection_manager::init(client.clone(), cx);
1022        Self::init_settings(cx);
1023
1024        let client: AnyProtoClient = client.clone().into();
1025        client.add_entity_message_handler(Self::handle_add_collaborator);
1026        client.add_entity_message_handler(Self::handle_update_project_collaborator);
1027        client.add_entity_message_handler(Self::handle_remove_collaborator);
1028        client.add_entity_message_handler(Self::handle_update_project);
1029        client.add_entity_message_handler(Self::handle_unshare_project);
1030        client.add_entity_request_handler(Self::handle_update_buffer);
1031        client.add_entity_message_handler(Self::handle_update_worktree);
1032        client.add_entity_request_handler(Self::handle_synchronize_buffers);
1033
1034        client.add_entity_request_handler(Self::handle_search_candidate_buffers);
1035        client.add_entity_request_handler(Self::handle_open_buffer_by_id);
1036        client.add_entity_request_handler(Self::handle_open_buffer_by_path);
1037        client.add_entity_request_handler(Self::handle_open_new_buffer);
1038        client.add_entity_message_handler(Self::handle_create_buffer_for_peer);
1039        client.add_entity_message_handler(Self::handle_toggle_lsp_logs);
1040
1041        WorktreeStore::init(&client);
1042        BufferStore::init(&client);
1043        LspStore::init(&client);
1044        GitStore::init(&client);
1045        SettingsObserver::init(&client);
1046        TaskStore::init(Some(&client));
1047        ToolchainStore::init(&client);
1048        DapStore::init(&client, cx);
1049        BreakpointStore::init(&client);
1050        context_server_store::init(cx);
1051    }
1052
1053    pub fn local(
1054        client: Arc<Client>,
1055        node: NodeRuntime,
1056        user_store: Entity<UserStore>,
1057        languages: Arc<LanguageRegistry>,
1058        fs: Arc<dyn Fs>,
1059        env: Option<HashMap<String, String>>,
1060        cx: &mut App,
1061    ) -> Entity<Self> {
1062        cx.new(|cx: &mut Context<Self>| {
1063            let (tx, rx) = mpsc::unbounded();
1064            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1065                .detach();
1066            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1067            let worktree_store = cx.new(|_| WorktreeStore::local(false, fs.clone()));
1068            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1069                .detach();
1070
1071            let weak_self = cx.weak_entity();
1072            let context_server_store =
1073                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self.clone(), cx));
1074
1075            let environment = cx.new(|cx| {
1076                ProjectEnvironment::new(env, worktree_store.downgrade(), None, false, cx)
1077            });
1078            let manifest_tree = ManifestTree::new(worktree_store.clone(), cx);
1079            let toolchain_store = cx.new(|cx| {
1080                ToolchainStore::local(
1081                    languages.clone(),
1082                    worktree_store.clone(),
1083                    environment.clone(),
1084                    manifest_tree.clone(),
1085                    fs.clone(),
1086                    cx,
1087                )
1088            });
1089
1090            let buffer_store = cx.new(|cx| BufferStore::local(worktree_store.clone(), cx));
1091            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1092                .detach();
1093
1094            let breakpoint_store =
1095                cx.new(|_| BreakpointStore::local(worktree_store.clone(), buffer_store.clone()));
1096
1097            let dap_store = cx.new(|cx| {
1098                DapStore::new_local(
1099                    client.http_client(),
1100                    node.clone(),
1101                    fs.clone(),
1102                    environment.clone(),
1103                    toolchain_store.read(cx).as_language_toolchain_store(),
1104                    worktree_store.clone(),
1105                    breakpoint_store.clone(),
1106                    false,
1107                    cx,
1108                )
1109            });
1110            cx.subscribe(&dap_store, Self::on_dap_store_event).detach();
1111
1112            let image_store = cx.new(|cx| ImageStore::local(worktree_store.clone(), cx));
1113            cx.subscribe(&image_store, Self::on_image_store_event)
1114                .detach();
1115
1116            let prettier_store = cx.new(|cx| {
1117                PrettierStore::new(
1118                    node.clone(),
1119                    fs.clone(),
1120                    languages.clone(),
1121                    worktree_store.clone(),
1122                    cx,
1123                )
1124            });
1125
1126            let task_store = cx.new(|cx| {
1127                TaskStore::local(
1128                    buffer_store.downgrade(),
1129                    worktree_store.clone(),
1130                    toolchain_store.read(cx).as_language_toolchain_store(),
1131                    environment.clone(),
1132                    cx,
1133                )
1134            });
1135
1136            let settings_observer = cx.new(|cx| {
1137                SettingsObserver::new_local(
1138                    fs.clone(),
1139                    worktree_store.clone(),
1140                    task_store.clone(),
1141                    cx,
1142                )
1143            });
1144            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1145                .detach();
1146
1147            let lsp_store = cx.new(|cx| {
1148                LspStore::new_local(
1149                    buffer_store.clone(),
1150                    worktree_store.clone(),
1151                    prettier_store.clone(),
1152                    toolchain_store
1153                        .read(cx)
1154                        .as_local_store()
1155                        .expect("Toolchain store to be local")
1156                        .clone(),
1157                    environment.clone(),
1158                    manifest_tree,
1159                    languages.clone(),
1160                    client.http_client(),
1161                    fs.clone(),
1162                    cx,
1163                )
1164            });
1165
1166            let git_store = cx.new(|cx| {
1167                GitStore::local(
1168                    &worktree_store,
1169                    buffer_store.clone(),
1170                    environment.clone(),
1171                    fs.clone(),
1172                    cx,
1173                )
1174            });
1175
1176            let agent_server_store = cx.new(|cx| {
1177                AgentServerStore::local(
1178                    node.clone(),
1179                    fs.clone(),
1180                    environment.clone(),
1181                    client.http_client(),
1182                    cx,
1183                )
1184            });
1185
1186            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1187
1188            Self {
1189                buffer_ordered_messages_tx: tx,
1190                collaborators: Default::default(),
1191                worktree_store,
1192                buffer_store,
1193                image_store,
1194                lsp_store,
1195                context_server_store,
1196                join_project_response_message_id: 0,
1197                client_state: ProjectClientState::Local,
1198                git_store,
1199                client_subscriptions: Vec::new(),
1200                _subscriptions: vec![cx.on_release(Self::release)],
1201                active_entry: None,
1202                snippets,
1203                languages,
1204                collab_client: client,
1205                task_store,
1206                user_store,
1207                settings_observer,
1208                fs,
1209                remote_client: None,
1210                breakpoint_store,
1211                dap_store,
1212                agent_server_store,
1213
1214                buffers_needing_diff: Default::default(),
1215                git_diff_debouncer: DebouncedDelay::new(),
1216                terminals: Terminals {
1217                    local_handles: Vec::new(),
1218                },
1219                node: Some(node),
1220                search_history: Self::new_search_history(),
1221                environment,
1222                remotely_created_models: Default::default(),
1223
1224                search_included_history: Self::new_search_history(),
1225                search_excluded_history: Self::new_search_history(),
1226
1227                toolchain_store: Some(toolchain_store),
1228
1229                agent_location: None,
1230            }
1231        })
1232    }
1233
1234    pub fn remote(
1235        remote: Entity<RemoteClient>,
1236        client: Arc<Client>,
1237        node: NodeRuntime,
1238        user_store: Entity<UserStore>,
1239        languages: Arc<LanguageRegistry>,
1240        fs: Arc<dyn Fs>,
1241        cx: &mut App,
1242    ) -> Entity<Self> {
1243        cx.new(|cx: &mut Context<Self>| {
1244            let (tx, rx) = mpsc::unbounded();
1245            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1246                .detach();
1247            let global_snippets_dir = paths::snippets_dir().to_owned();
1248            let snippets =
1249                SnippetProvider::new(fs.clone(), BTreeSet::from_iter([global_snippets_dir]), cx);
1250
1251            let (remote_proto, path_style) =
1252                remote.read_with(cx, |remote, _| (remote.proto_client(), remote.path_style()));
1253            let worktree_store = cx.new(|_| {
1254                WorktreeStore::remote(
1255                    false,
1256                    remote_proto.clone(),
1257                    REMOTE_SERVER_PROJECT_ID,
1258                    path_style,
1259                )
1260            });
1261            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1262                .detach();
1263
1264            let weak_self = cx.weak_entity();
1265            let context_server_store =
1266                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self.clone(), cx));
1267
1268            let buffer_store = cx.new(|cx| {
1269                BufferStore::remote(
1270                    worktree_store.clone(),
1271                    remote.read(cx).proto_client(),
1272                    REMOTE_SERVER_PROJECT_ID,
1273                    cx,
1274                )
1275            });
1276            let image_store = cx.new(|cx| {
1277                ImageStore::remote(
1278                    worktree_store.clone(),
1279                    remote.read(cx).proto_client(),
1280                    REMOTE_SERVER_PROJECT_ID,
1281                    cx,
1282                )
1283            });
1284            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1285                .detach();
1286            let toolchain_store = cx.new(|cx| {
1287                ToolchainStore::remote(REMOTE_SERVER_PROJECT_ID, remote.read(cx).proto_client(), cx)
1288            });
1289            let task_store = cx.new(|cx| {
1290                TaskStore::remote(
1291                    buffer_store.downgrade(),
1292                    worktree_store.clone(),
1293                    toolchain_store.read(cx).as_language_toolchain_store(),
1294                    remote.read(cx).proto_client(),
1295                    REMOTE_SERVER_PROJECT_ID,
1296                    cx,
1297                )
1298            });
1299
1300            let settings_observer = cx.new(|cx| {
1301                SettingsObserver::new_remote(
1302                    fs.clone(),
1303                    worktree_store.clone(),
1304                    task_store.clone(),
1305                    Some(remote_proto.clone()),
1306                    cx,
1307                )
1308            });
1309            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1310                .detach();
1311
1312            let environment = cx.new(|cx| {
1313                ProjectEnvironment::new(
1314                    None,
1315                    worktree_store.downgrade(),
1316                    Some(remote.downgrade()),
1317                    false,
1318                    cx,
1319                )
1320            });
1321
1322            let lsp_store = cx.new(|cx| {
1323                LspStore::new_remote(
1324                    buffer_store.clone(),
1325                    worktree_store.clone(),
1326                    languages.clone(),
1327                    remote_proto.clone(),
1328                    REMOTE_SERVER_PROJECT_ID,
1329                    cx,
1330                )
1331            });
1332            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1333
1334            let breakpoint_store =
1335                cx.new(|_| BreakpointStore::remote(REMOTE_SERVER_PROJECT_ID, remote_proto.clone()));
1336
1337            let dap_store = cx.new(|cx| {
1338                DapStore::new_remote(
1339                    REMOTE_SERVER_PROJECT_ID,
1340                    remote.clone(),
1341                    breakpoint_store.clone(),
1342                    worktree_store.clone(),
1343                    node.clone(),
1344                    client.http_client(),
1345                    fs.clone(),
1346                    cx,
1347                )
1348            });
1349
1350            let git_store = cx.new(|cx| {
1351                GitStore::remote(
1352                    &worktree_store,
1353                    buffer_store.clone(),
1354                    remote_proto.clone(),
1355                    REMOTE_SERVER_PROJECT_ID,
1356                    cx,
1357                )
1358            });
1359
1360            let agent_server_store =
1361                cx.new(|_| AgentServerStore::remote(REMOTE_SERVER_PROJECT_ID, remote.clone()));
1362
1363            cx.subscribe(&remote, Self::on_remote_client_event).detach();
1364
1365            let this = Self {
1366                buffer_ordered_messages_tx: tx,
1367                collaborators: Default::default(),
1368                worktree_store,
1369                buffer_store,
1370                image_store,
1371                lsp_store,
1372                context_server_store,
1373                breakpoint_store,
1374                dap_store,
1375                join_project_response_message_id: 0,
1376                client_state: ProjectClientState::Local,
1377                git_store,
1378                agent_server_store,
1379                client_subscriptions: Vec::new(),
1380                _subscriptions: vec![
1381                    cx.on_release(Self::release),
1382                    cx.on_app_quit(|this, cx| {
1383                        let shutdown = this.remote_client.take().and_then(|client| {
1384                            client.update(cx, |client, cx| {
1385                                client.shutdown_processes(
1386                                    Some(proto::ShutdownRemoteServer {}),
1387                                    cx.background_executor().clone(),
1388                                )
1389                            })
1390                        });
1391
1392                        cx.background_executor().spawn(async move {
1393                            if let Some(shutdown) = shutdown {
1394                                shutdown.await;
1395                            }
1396                        })
1397                    }),
1398                ],
1399                active_entry: None,
1400                snippets,
1401                languages,
1402                collab_client: client,
1403                task_store,
1404                user_store,
1405                settings_observer,
1406                fs,
1407                remote_client: Some(remote.clone()),
1408                buffers_needing_diff: Default::default(),
1409                git_diff_debouncer: DebouncedDelay::new(),
1410                terminals: Terminals {
1411                    local_handles: Vec::new(),
1412                },
1413                node: Some(node),
1414                search_history: Self::new_search_history(),
1415                environment,
1416                remotely_created_models: Default::default(),
1417
1418                search_included_history: Self::new_search_history(),
1419                search_excluded_history: Self::new_search_history(),
1420
1421                toolchain_store: Some(toolchain_store),
1422                agent_location: None,
1423            };
1424
1425            // remote server -> local machine handlers
1426            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &cx.entity());
1427            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.buffer_store);
1428            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.worktree_store);
1429            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.lsp_store);
1430            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.dap_store);
1431            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.settings_observer);
1432            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.git_store);
1433            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.agent_server_store);
1434
1435            remote_proto.add_entity_message_handler(Self::handle_create_buffer_for_peer);
1436            remote_proto.add_entity_message_handler(Self::handle_update_worktree);
1437            remote_proto.add_entity_message_handler(Self::handle_update_project);
1438            remote_proto.add_entity_message_handler(Self::handle_toast);
1439            remote_proto.add_entity_request_handler(Self::handle_language_server_prompt_request);
1440            remote_proto.add_entity_message_handler(Self::handle_hide_toast);
1441            remote_proto.add_entity_request_handler(Self::handle_update_buffer_from_remote_server);
1442            BufferStore::init(&remote_proto);
1443            LspStore::init(&remote_proto);
1444            SettingsObserver::init(&remote_proto);
1445            TaskStore::init(Some(&remote_proto));
1446            ToolchainStore::init(&remote_proto);
1447            DapStore::init(&remote_proto, cx);
1448            GitStore::init(&remote_proto);
1449            AgentServerStore::init_remote(&remote_proto);
1450
1451            this
1452        })
1453    }
1454
1455    pub async fn in_room(
1456        remote_id: u64,
1457        client: Arc<Client>,
1458        user_store: Entity<UserStore>,
1459        languages: Arc<LanguageRegistry>,
1460        fs: Arc<dyn Fs>,
1461        cx: AsyncApp,
1462    ) -> Result<Entity<Self>> {
1463        client.connect(true, &cx).await.into_response()?;
1464
1465        let subscriptions = [
1466            EntitySubscription::Project(client.subscribe_to_entity::<Self>(remote_id)?),
1467            EntitySubscription::BufferStore(client.subscribe_to_entity::<BufferStore>(remote_id)?),
1468            EntitySubscription::GitStore(client.subscribe_to_entity::<GitStore>(remote_id)?),
1469            EntitySubscription::WorktreeStore(
1470                client.subscribe_to_entity::<WorktreeStore>(remote_id)?,
1471            ),
1472            EntitySubscription::LspStore(client.subscribe_to_entity::<LspStore>(remote_id)?),
1473            EntitySubscription::SettingsObserver(
1474                client.subscribe_to_entity::<SettingsObserver>(remote_id)?,
1475            ),
1476            EntitySubscription::DapStore(client.subscribe_to_entity::<DapStore>(remote_id)?),
1477        ];
1478        let committer = get_git_committer(&cx).await;
1479        let response = client
1480            .request_envelope(proto::JoinProject {
1481                project_id: remote_id,
1482                committer_email: committer.email,
1483                committer_name: committer.name,
1484            })
1485            .await?;
1486        Self::from_join_project_response(
1487            response,
1488            subscriptions,
1489            client,
1490            false,
1491            user_store,
1492            languages,
1493            fs,
1494            cx,
1495        )
1496        .await
1497    }
1498
1499    async fn from_join_project_response(
1500        response: TypedEnvelope<proto::JoinProjectResponse>,
1501        subscriptions: [EntitySubscription; 7],
1502        client: Arc<Client>,
1503        run_tasks: bool,
1504        user_store: Entity<UserStore>,
1505        languages: Arc<LanguageRegistry>,
1506        fs: Arc<dyn Fs>,
1507        mut cx: AsyncApp,
1508    ) -> Result<Entity<Self>> {
1509        let remote_id = response.payload.project_id;
1510        let role = response.payload.role();
1511
1512        let path_style = if response.payload.windows_paths {
1513            PathStyle::Windows
1514        } else {
1515            PathStyle::Posix
1516        };
1517
1518        let worktree_store = cx.new(|_| {
1519            WorktreeStore::remote(
1520                true,
1521                client.clone().into(),
1522                response.payload.project_id,
1523                path_style,
1524            )
1525        })?;
1526        let buffer_store = cx.new(|cx| {
1527            BufferStore::remote(worktree_store.clone(), client.clone().into(), remote_id, cx)
1528        })?;
1529        let image_store = cx.new(|cx| {
1530            ImageStore::remote(worktree_store.clone(), client.clone().into(), remote_id, cx)
1531        })?;
1532
1533        let environment =
1534            cx.new(|cx| ProjectEnvironment::new(None, worktree_store.downgrade(), None, true, cx))?;
1535        let breakpoint_store =
1536            cx.new(|_| BreakpointStore::remote(remote_id, client.clone().into()))?;
1537        let dap_store = cx.new(|cx| {
1538            DapStore::new_collab(
1539                remote_id,
1540                client.clone().into(),
1541                breakpoint_store.clone(),
1542                worktree_store.clone(),
1543                fs.clone(),
1544                cx,
1545            )
1546        })?;
1547
1548        let lsp_store = cx.new(|cx| {
1549            LspStore::new_remote(
1550                buffer_store.clone(),
1551                worktree_store.clone(),
1552                languages.clone(),
1553                client.clone().into(),
1554                remote_id,
1555                cx,
1556            )
1557        })?;
1558
1559        let task_store = cx.new(|cx| {
1560            if run_tasks {
1561                TaskStore::remote(
1562                    buffer_store.downgrade(),
1563                    worktree_store.clone(),
1564                    Arc::new(EmptyToolchainStore),
1565                    client.clone().into(),
1566                    remote_id,
1567                    cx,
1568                )
1569            } else {
1570                TaskStore::Noop
1571            }
1572        })?;
1573
1574        let settings_observer = cx.new(|cx| {
1575            SettingsObserver::new_remote(
1576                fs.clone(),
1577                worktree_store.clone(),
1578                task_store.clone(),
1579                None,
1580                cx,
1581            )
1582        })?;
1583
1584        let git_store = cx.new(|cx| {
1585            GitStore::remote(
1586                // In this remote case we pass None for the environment
1587                &worktree_store,
1588                buffer_store.clone(),
1589                client.clone().into(),
1590                remote_id,
1591                cx,
1592            )
1593        })?;
1594
1595        let agent_server_store = cx.new(|cx| AgentServerStore::collab(cx))?;
1596        let replica_id = ReplicaId::new(response.payload.replica_id as u16);
1597
1598        let project = cx.new(|cx| {
1599            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1600
1601            let weak_self = cx.weak_entity();
1602            let context_server_store =
1603                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self, cx));
1604
1605            let mut worktrees = Vec::new();
1606            for worktree in response.payload.worktrees {
1607                let worktree = Worktree::remote(
1608                    remote_id,
1609                    replica_id,
1610                    worktree,
1611                    client.clone().into(),
1612                    path_style,
1613                    cx,
1614                );
1615                worktrees.push(worktree);
1616            }
1617
1618            let (tx, rx) = mpsc::unbounded();
1619            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1620                .detach();
1621
1622            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1623                .detach();
1624
1625            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1626                .detach();
1627            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1628            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1629                .detach();
1630
1631            cx.subscribe(&dap_store, Self::on_dap_store_event).detach();
1632
1633            let mut project = Self {
1634                buffer_ordered_messages_tx: tx,
1635                buffer_store: buffer_store.clone(),
1636                image_store,
1637                worktree_store: worktree_store.clone(),
1638                lsp_store: lsp_store.clone(),
1639                context_server_store,
1640                active_entry: None,
1641                collaborators: Default::default(),
1642                join_project_response_message_id: response.message_id,
1643                languages,
1644                user_store: user_store.clone(),
1645                task_store,
1646                snippets,
1647                fs,
1648                remote_client: None,
1649                settings_observer: settings_observer.clone(),
1650                client_subscriptions: Default::default(),
1651                _subscriptions: vec![cx.on_release(Self::release)],
1652                collab_client: client.clone(),
1653                client_state: ProjectClientState::Remote {
1654                    sharing_has_stopped: false,
1655                    capability: Capability::ReadWrite,
1656                    remote_id,
1657                    replica_id,
1658                },
1659                breakpoint_store,
1660                dap_store: dap_store.clone(),
1661                git_store: git_store.clone(),
1662                agent_server_store,
1663                buffers_needing_diff: Default::default(),
1664                git_diff_debouncer: DebouncedDelay::new(),
1665                terminals: Terminals {
1666                    local_handles: Vec::new(),
1667                },
1668                node: None,
1669                search_history: Self::new_search_history(),
1670                search_included_history: Self::new_search_history(),
1671                search_excluded_history: Self::new_search_history(),
1672                environment,
1673                remotely_created_models: Arc::new(Mutex::new(RemotelyCreatedModels::default())),
1674                toolchain_store: None,
1675                agent_location: None,
1676            };
1677            project.set_role(role, cx);
1678            for worktree in worktrees {
1679                project.add_worktree(&worktree, cx);
1680            }
1681            project
1682        })?;
1683
1684        let weak_project = project.downgrade();
1685        lsp_store
1686            .update(&mut cx, |lsp_store, cx| {
1687                lsp_store.set_language_server_statuses_from_proto(
1688                    weak_project,
1689                    response.payload.language_servers,
1690                    response.payload.language_server_capabilities,
1691                    cx,
1692                );
1693            })
1694            .ok();
1695
1696        let subscriptions = subscriptions
1697            .into_iter()
1698            .map(|s| match s {
1699                EntitySubscription::BufferStore(subscription) => {
1700                    subscription.set_entity(&buffer_store, &cx)
1701                }
1702                EntitySubscription::WorktreeStore(subscription) => {
1703                    subscription.set_entity(&worktree_store, &cx)
1704                }
1705                EntitySubscription::GitStore(subscription) => {
1706                    subscription.set_entity(&git_store, &cx)
1707                }
1708                EntitySubscription::SettingsObserver(subscription) => {
1709                    subscription.set_entity(&settings_observer, &cx)
1710                }
1711                EntitySubscription::Project(subscription) => subscription.set_entity(&project, &cx),
1712                EntitySubscription::LspStore(subscription) => {
1713                    subscription.set_entity(&lsp_store, &cx)
1714                }
1715                EntitySubscription::DapStore(subscription) => {
1716                    subscription.set_entity(&dap_store, &cx)
1717                }
1718            })
1719            .collect::<Vec<_>>();
1720
1721        let user_ids = response
1722            .payload
1723            .collaborators
1724            .iter()
1725            .map(|peer| peer.user_id)
1726            .collect();
1727        user_store
1728            .update(&mut cx, |user_store, cx| user_store.get_users(user_ids, cx))?
1729            .await?;
1730
1731        project.update(&mut cx, |this, cx| {
1732            this.set_collaborators_from_proto(response.payload.collaborators, cx)?;
1733            this.client_subscriptions.extend(subscriptions);
1734            anyhow::Ok(())
1735        })??;
1736
1737        Ok(project)
1738    }
1739
1740    fn new_search_history() -> SearchHistory {
1741        SearchHistory::new(
1742            Some(MAX_PROJECT_SEARCH_HISTORY_SIZE),
1743            search_history::QueryInsertionBehavior::AlwaysInsert,
1744        )
1745    }
1746
1747    fn release(&mut self, cx: &mut App) {
1748        if let Some(client) = self.remote_client.take() {
1749            let shutdown = client.update(cx, |client, cx| {
1750                client.shutdown_processes(
1751                    Some(proto::ShutdownRemoteServer {}),
1752                    cx.background_executor().clone(),
1753                )
1754            });
1755
1756            cx.background_spawn(async move {
1757                if let Some(shutdown) = shutdown {
1758                    shutdown.await;
1759                }
1760            })
1761            .detach()
1762        }
1763
1764        match &self.client_state {
1765            ProjectClientState::Local => {}
1766            ProjectClientState::Shared { .. } => {
1767                let _ = self.unshare_internal(cx);
1768            }
1769            ProjectClientState::Remote { remote_id, .. } => {
1770                let _ = self.collab_client.send(proto::LeaveProject {
1771                    project_id: *remote_id,
1772                });
1773                self.disconnected_from_host_internal(cx);
1774            }
1775        }
1776    }
1777
1778    #[cfg(any(test, feature = "test-support"))]
1779    pub async fn example(
1780        root_paths: impl IntoIterator<Item = &Path>,
1781        cx: &mut AsyncApp,
1782    ) -> Entity<Project> {
1783        use clock::FakeSystemClock;
1784
1785        let fs = Arc::new(RealFs::new(None, cx.background_executor().clone()));
1786        let languages = LanguageRegistry::test(cx.background_executor().clone());
1787        let clock = Arc::new(FakeSystemClock::new());
1788        let http_client = http_client::FakeHttpClient::with_404_response();
1789        let client = cx
1790            .update(|cx| client::Client::new(clock, http_client.clone(), cx))
1791            .unwrap();
1792        let user_store = cx.new(|cx| UserStore::new(client.clone(), cx)).unwrap();
1793        let project = cx
1794            .update(|cx| {
1795                Project::local(
1796                    client,
1797                    node_runtime::NodeRuntime::unavailable(),
1798                    user_store,
1799                    Arc::new(languages),
1800                    fs,
1801                    None,
1802                    cx,
1803                )
1804            })
1805            .unwrap();
1806        for path in root_paths {
1807            let (tree, _) = project
1808                .update(cx, |project, cx| {
1809                    project.find_or_create_worktree(path, true, cx)
1810                })
1811                .unwrap()
1812                .await
1813                .unwrap();
1814            tree.read_with(cx, |tree, _| tree.as_local().unwrap().scan_complete())
1815                .unwrap()
1816                .await;
1817        }
1818        project
1819    }
1820
1821    #[cfg(any(test, feature = "test-support"))]
1822    pub async fn test(
1823        fs: Arc<dyn Fs>,
1824        root_paths: impl IntoIterator<Item = &Path>,
1825        cx: &mut gpui::TestAppContext,
1826    ) -> Entity<Project> {
1827        use clock::FakeSystemClock;
1828
1829        let languages = LanguageRegistry::test(cx.executor());
1830        let clock = Arc::new(FakeSystemClock::new());
1831        let http_client = http_client::FakeHttpClient::with_404_response();
1832        let client = cx.update(|cx| client::Client::new(clock, http_client.clone(), cx));
1833        let user_store = cx.new(|cx| UserStore::new(client.clone(), cx));
1834        let project = cx.update(|cx| {
1835            Project::local(
1836                client,
1837                node_runtime::NodeRuntime::unavailable(),
1838                user_store,
1839                Arc::new(languages),
1840                fs,
1841                None,
1842                cx,
1843            )
1844        });
1845        for path in root_paths {
1846            let (tree, _) = project
1847                .update(cx, |project, cx| {
1848                    project.find_or_create_worktree(path, true, cx)
1849                })
1850                .await
1851                .unwrap();
1852
1853            tree.read_with(cx, |tree, _| tree.as_local().unwrap().scan_complete())
1854                .await;
1855        }
1856        project
1857    }
1858
1859    #[inline]
1860    pub fn dap_store(&self) -> Entity<DapStore> {
1861        self.dap_store.clone()
1862    }
1863
1864    #[inline]
1865    pub fn breakpoint_store(&self) -> Entity<BreakpointStore> {
1866        self.breakpoint_store.clone()
1867    }
1868
1869    pub fn active_debug_session(&self, cx: &App) -> Option<(Entity<Session>, ActiveStackFrame)> {
1870        let active_position = self.breakpoint_store.read(cx).active_position()?;
1871        let session = self
1872            .dap_store
1873            .read(cx)
1874            .session_by_id(active_position.session_id)?;
1875        Some((session, active_position.clone()))
1876    }
1877
1878    #[inline]
1879    pub fn lsp_store(&self) -> Entity<LspStore> {
1880        self.lsp_store.clone()
1881    }
1882
1883    #[inline]
1884    pub fn worktree_store(&self) -> Entity<WorktreeStore> {
1885        self.worktree_store.clone()
1886    }
1887
1888    #[inline]
1889    pub fn context_server_store(&self) -> Entity<ContextServerStore> {
1890        self.context_server_store.clone()
1891    }
1892
1893    #[inline]
1894    pub fn buffer_for_id(&self, remote_id: BufferId, cx: &App) -> Option<Entity<Buffer>> {
1895        self.buffer_store.read(cx).get(remote_id)
1896    }
1897
1898    #[inline]
1899    pub fn languages(&self) -> &Arc<LanguageRegistry> {
1900        &self.languages
1901    }
1902
1903    #[inline]
1904    pub fn client(&self) -> Arc<Client> {
1905        self.collab_client.clone()
1906    }
1907
1908    #[inline]
1909    pub fn remote_client(&self) -> Option<Entity<RemoteClient>> {
1910        self.remote_client.clone()
1911    }
1912
1913    #[inline]
1914    pub fn user_store(&self) -> Entity<UserStore> {
1915        self.user_store.clone()
1916    }
1917
1918    #[inline]
1919    pub fn node_runtime(&self) -> Option<&NodeRuntime> {
1920        self.node.as_ref()
1921    }
1922
1923    #[inline]
1924    pub fn opened_buffers(&self, cx: &App) -> Vec<Entity<Buffer>> {
1925        self.buffer_store.read(cx).buffers().collect()
1926    }
1927
1928    #[inline]
1929    pub fn environment(&self) -> &Entity<ProjectEnvironment> {
1930        &self.environment
1931    }
1932
1933    #[inline]
1934    pub fn cli_environment(&self, cx: &App) -> Option<HashMap<String, String>> {
1935        self.environment.read(cx).get_cli_environment()
1936    }
1937
1938    #[inline]
1939    pub fn peek_environment_error<'a>(&'a self, cx: &'a App) -> Option<&'a String> {
1940        self.environment.read(cx).peek_environment_error()
1941    }
1942
1943    #[inline]
1944    pub fn pop_environment_error(&mut self, cx: &mut Context<Self>) {
1945        self.environment.update(cx, |environment, _| {
1946            environment.pop_environment_error();
1947        });
1948    }
1949
1950    #[cfg(any(test, feature = "test-support"))]
1951    #[inline]
1952    pub fn has_open_buffer(&self, path: impl Into<ProjectPath>, cx: &App) -> bool {
1953        self.buffer_store
1954            .read(cx)
1955            .get_by_path(&path.into())
1956            .is_some()
1957    }
1958
1959    #[inline]
1960    pub fn fs(&self) -> &Arc<dyn Fs> {
1961        &self.fs
1962    }
1963
1964    #[inline]
1965    pub fn remote_id(&self) -> Option<u64> {
1966        match self.client_state {
1967            ProjectClientState::Local => None,
1968            ProjectClientState::Shared { remote_id, .. }
1969            | ProjectClientState::Remote { remote_id, .. } => Some(remote_id),
1970        }
1971    }
1972
1973    #[inline]
1974    pub fn supports_terminal(&self, _cx: &App) -> bool {
1975        if self.is_local() {
1976            return true;
1977        }
1978        if self.is_via_remote_server() {
1979            return true;
1980        }
1981
1982        false
1983    }
1984
1985    #[inline]
1986    pub fn remote_connection_state(&self, cx: &App) -> Option<remote::ConnectionState> {
1987        self.remote_client
1988            .as_ref()
1989            .map(|remote| remote.read(cx).connection_state())
1990    }
1991
1992    #[inline]
1993    pub fn remote_connection_options(&self, cx: &App) -> Option<RemoteConnectionOptions> {
1994        self.remote_client
1995            .as_ref()
1996            .map(|remote| remote.read(cx).connection_options())
1997    }
1998
1999    #[inline]
2000    pub fn replica_id(&self) -> ReplicaId {
2001        match self.client_state {
2002            ProjectClientState::Remote { replica_id, .. } => replica_id,
2003            _ => {
2004                if self.remote_client.is_some() {
2005                    ReplicaId::REMOTE_SERVER
2006                } else {
2007                    ReplicaId::LOCAL
2008                }
2009            }
2010        }
2011    }
2012
2013    #[inline]
2014    pub fn task_store(&self) -> &Entity<TaskStore> {
2015        &self.task_store
2016    }
2017
2018    #[inline]
2019    pub fn snippets(&self) -> &Entity<SnippetProvider> {
2020        &self.snippets
2021    }
2022
2023    #[inline]
2024    pub fn search_history(&self, kind: SearchInputKind) -> &SearchHistory {
2025        match kind {
2026            SearchInputKind::Query => &self.search_history,
2027            SearchInputKind::Include => &self.search_included_history,
2028            SearchInputKind::Exclude => &self.search_excluded_history,
2029        }
2030    }
2031
2032    #[inline]
2033    pub fn search_history_mut(&mut self, kind: SearchInputKind) -> &mut SearchHistory {
2034        match kind {
2035            SearchInputKind::Query => &mut self.search_history,
2036            SearchInputKind::Include => &mut self.search_included_history,
2037            SearchInputKind::Exclude => &mut self.search_excluded_history,
2038        }
2039    }
2040
2041    #[inline]
2042    pub fn collaborators(&self) -> &HashMap<proto::PeerId, Collaborator> {
2043        &self.collaborators
2044    }
2045
2046    #[inline]
2047    pub fn host(&self) -> Option<&Collaborator> {
2048        self.collaborators.values().find(|c| c.is_host)
2049    }
2050
2051    #[inline]
2052    pub fn set_worktrees_reordered(&mut self, worktrees_reordered: bool, cx: &mut App) {
2053        self.worktree_store.update(cx, |store, _| {
2054            store.set_worktrees_reordered(worktrees_reordered);
2055        });
2056    }
2057
2058    /// Collect all worktrees, including ones that don't appear in the project panel
2059    #[inline]
2060    pub fn worktrees<'a>(
2061        &self,
2062        cx: &'a App,
2063    ) -> impl 'a + DoubleEndedIterator<Item = Entity<Worktree>> {
2064        self.worktree_store.read(cx).worktrees()
2065    }
2066
2067    /// Collect all user-visible worktrees, the ones that appear in the project panel.
2068    #[inline]
2069    pub fn visible_worktrees<'a>(
2070        &'a self,
2071        cx: &'a App,
2072    ) -> impl 'a + DoubleEndedIterator<Item = Entity<Worktree>> {
2073        self.worktree_store.read(cx).visible_worktrees(cx)
2074    }
2075
2076    #[inline]
2077    pub fn worktree_for_root_name(&self, root_name: &str, cx: &App) -> Option<Entity<Worktree>> {
2078        self.visible_worktrees(cx)
2079            .find(|tree| tree.read(cx).root_name() == root_name)
2080    }
2081
2082    #[inline]
2083    pub fn worktree_root_names<'a>(&'a self, cx: &'a App) -> impl Iterator<Item = &'a str> {
2084        self.visible_worktrees(cx)
2085            .map(|tree| tree.read(cx).root_name().as_unix_str())
2086    }
2087
2088    #[inline]
2089    pub fn worktree_for_id(&self, id: WorktreeId, cx: &App) -> Option<Entity<Worktree>> {
2090        self.worktree_store.read(cx).worktree_for_id(id, cx)
2091    }
2092
2093    pub fn worktree_for_entry(
2094        &self,
2095        entry_id: ProjectEntryId,
2096        cx: &App,
2097    ) -> Option<Entity<Worktree>> {
2098        self.worktree_store
2099            .read(cx)
2100            .worktree_for_entry(entry_id, cx)
2101    }
2102
2103    #[inline]
2104    pub fn worktree_id_for_entry(&self, entry_id: ProjectEntryId, cx: &App) -> Option<WorktreeId> {
2105        self.worktree_for_entry(entry_id, cx)
2106            .map(|worktree| worktree.read(cx).id())
2107    }
2108
2109    /// Checks if the entry is the root of a worktree.
2110    #[inline]
2111    pub fn entry_is_worktree_root(&self, entry_id: ProjectEntryId, cx: &App) -> bool {
2112        self.worktree_for_entry(entry_id, cx)
2113            .map(|worktree| {
2114                worktree
2115                    .read(cx)
2116                    .root_entry()
2117                    .is_some_and(|e| e.id == entry_id)
2118            })
2119            .unwrap_or(false)
2120    }
2121
2122    #[inline]
2123    pub fn project_path_git_status(
2124        &self,
2125        project_path: &ProjectPath,
2126        cx: &App,
2127    ) -> Option<FileStatus> {
2128        self.git_store
2129            .read(cx)
2130            .project_path_git_status(project_path, cx)
2131    }
2132
2133    #[inline]
2134    pub fn visibility_for_paths(
2135        &self,
2136        paths: &[PathBuf],
2137        metadatas: &[Metadata],
2138        exclude_sub_dirs: bool,
2139        cx: &App,
2140    ) -> Option<bool> {
2141        paths
2142            .iter()
2143            .zip(metadatas)
2144            .map(|(path, metadata)| self.visibility_for_path(path, metadata, exclude_sub_dirs, cx))
2145            .max()
2146            .flatten()
2147    }
2148
2149    pub fn visibility_for_path(
2150        &self,
2151        path: &Path,
2152        metadata: &Metadata,
2153        exclude_sub_dirs: bool,
2154        cx: &App,
2155    ) -> Option<bool> {
2156        let path = SanitizedPath::new(path).as_path();
2157        self.worktrees(cx)
2158            .filter_map(|worktree| {
2159                let worktree = worktree.read(cx);
2160                let abs_path = worktree.as_local()?.abs_path();
2161                let contains = path == abs_path.as_ref()
2162                    || (path.starts_with(abs_path) && (!exclude_sub_dirs || !metadata.is_dir));
2163                contains.then(|| worktree.is_visible())
2164            })
2165            .max()
2166    }
2167
2168    pub fn create_entry(
2169        &mut self,
2170        project_path: impl Into<ProjectPath>,
2171        is_directory: bool,
2172        cx: &mut Context<Self>,
2173    ) -> Task<Result<CreatedEntry>> {
2174        let project_path = project_path.into();
2175        let Some(worktree) = self.worktree_for_id(project_path.worktree_id, cx) else {
2176            return Task::ready(Err(anyhow!(format!(
2177                "No worktree for path {project_path:?}"
2178            ))));
2179        };
2180        worktree.update(cx, |worktree, cx| {
2181            worktree.create_entry(project_path.path, is_directory, None, cx)
2182        })
2183    }
2184
2185    #[inline]
2186    pub fn copy_entry(
2187        &mut self,
2188        entry_id: ProjectEntryId,
2189        new_project_path: ProjectPath,
2190        cx: &mut Context<Self>,
2191    ) -> Task<Result<Option<Entry>>> {
2192        self.worktree_store.update(cx, |worktree_store, cx| {
2193            worktree_store.copy_entry(entry_id, new_project_path, cx)
2194        })
2195    }
2196
2197    /// Renames the project entry with given `entry_id`.
2198    ///
2199    /// `new_path` is a relative path to worktree root.
2200    /// If root entry is renamed then its new root name is used instead.
2201    pub fn rename_entry(
2202        &mut self,
2203        entry_id: ProjectEntryId,
2204        new_path: ProjectPath,
2205        cx: &mut Context<Self>,
2206    ) -> Task<Result<CreatedEntry>> {
2207        let worktree_store = self.worktree_store.clone();
2208        let Some((worktree, old_path, is_dir)) = worktree_store
2209            .read(cx)
2210            .worktree_and_entry_for_id(entry_id, cx)
2211            .map(|(worktree, entry)| (worktree, entry.path.clone(), entry.is_dir()))
2212        else {
2213            return Task::ready(Err(anyhow!(format!("No worktree for entry {entry_id:?}"))));
2214        };
2215
2216        let worktree_id = worktree.read(cx).id();
2217        let is_root_entry = self.entry_is_worktree_root(entry_id, cx);
2218
2219        let lsp_store = self.lsp_store().downgrade();
2220        cx.spawn(async move |project, cx| {
2221            let (old_abs_path, new_abs_path) = {
2222                let root_path = worktree.read_with(cx, |this, _| this.abs_path())?;
2223                let new_abs_path = if is_root_entry {
2224                    root_path
2225                        .parent()
2226                        .unwrap()
2227                        .join(new_path.path.as_std_path())
2228                } else {
2229                    root_path.join(&new_path.path.as_std_path())
2230                };
2231                (root_path.join(old_path.as_std_path()), new_abs_path)
2232            };
2233            let transaction = LspStore::will_rename_entry(
2234                lsp_store.clone(),
2235                worktree_id,
2236                &old_abs_path,
2237                &new_abs_path,
2238                is_dir,
2239                cx.clone(),
2240            )
2241            .await;
2242
2243            let entry = worktree_store
2244                .update(cx, |worktree_store, cx| {
2245                    worktree_store.rename_entry(entry_id, new_path.clone(), cx)
2246                })?
2247                .await?;
2248
2249            project
2250                .update(cx, |_, cx| {
2251                    cx.emit(Event::EntryRenamed(
2252                        transaction,
2253                        new_path.clone(),
2254                        new_abs_path.clone(),
2255                    ));
2256                })
2257                .ok();
2258
2259            lsp_store
2260                .read_with(cx, |this, _| {
2261                    this.did_rename_entry(worktree_id, &old_abs_path, &new_abs_path, is_dir);
2262                })
2263                .ok();
2264            Ok(entry)
2265        })
2266    }
2267
2268    #[inline]
2269    pub fn delete_file(
2270        &mut self,
2271        path: ProjectPath,
2272        trash: bool,
2273        cx: &mut Context<Self>,
2274    ) -> Option<Task<Result<()>>> {
2275        let entry = self.entry_for_path(&path, cx)?;
2276        self.delete_entry(entry.id, trash, cx)
2277    }
2278
2279    #[inline]
2280    pub fn delete_entry(
2281        &mut self,
2282        entry_id: ProjectEntryId,
2283        trash: bool,
2284        cx: &mut Context<Self>,
2285    ) -> Option<Task<Result<()>>> {
2286        let worktree = self.worktree_for_entry(entry_id, cx)?;
2287        cx.emit(Event::DeletedEntry(worktree.read(cx).id(), entry_id));
2288        worktree.update(cx, |worktree, cx| {
2289            worktree.delete_entry(entry_id, trash, cx)
2290        })
2291    }
2292
2293    #[inline]
2294    pub fn expand_entry(
2295        &mut self,
2296        worktree_id: WorktreeId,
2297        entry_id: ProjectEntryId,
2298        cx: &mut Context<Self>,
2299    ) -> Option<Task<Result<()>>> {
2300        let worktree = self.worktree_for_id(worktree_id, cx)?;
2301        worktree.update(cx, |worktree, cx| worktree.expand_entry(entry_id, cx))
2302    }
2303
2304    pub fn expand_all_for_entry(
2305        &mut self,
2306        worktree_id: WorktreeId,
2307        entry_id: ProjectEntryId,
2308        cx: &mut Context<Self>,
2309    ) -> Option<Task<Result<()>>> {
2310        let worktree = self.worktree_for_id(worktree_id, cx)?;
2311        let task = worktree.update(cx, |worktree, cx| {
2312            worktree.expand_all_for_entry(entry_id, cx)
2313        });
2314        Some(cx.spawn(async move |this, cx| {
2315            task.context("no task")?.await?;
2316            this.update(cx, |_, cx| {
2317                cx.emit(Event::ExpandedAllForEntry(worktree_id, entry_id));
2318            })?;
2319            Ok(())
2320        }))
2321    }
2322
2323    pub fn shared(&mut self, project_id: u64, cx: &mut Context<Self>) -> Result<()> {
2324        anyhow::ensure!(
2325            matches!(self.client_state, ProjectClientState::Local),
2326            "project was already shared"
2327        );
2328
2329        self.client_subscriptions.extend([
2330            self.collab_client
2331                .subscribe_to_entity(project_id)?
2332                .set_entity(&cx.entity(), &cx.to_async()),
2333            self.collab_client
2334                .subscribe_to_entity(project_id)?
2335                .set_entity(&self.worktree_store, &cx.to_async()),
2336            self.collab_client
2337                .subscribe_to_entity(project_id)?
2338                .set_entity(&self.buffer_store, &cx.to_async()),
2339            self.collab_client
2340                .subscribe_to_entity(project_id)?
2341                .set_entity(&self.lsp_store, &cx.to_async()),
2342            self.collab_client
2343                .subscribe_to_entity(project_id)?
2344                .set_entity(&self.settings_observer, &cx.to_async()),
2345            self.collab_client
2346                .subscribe_to_entity(project_id)?
2347                .set_entity(&self.dap_store, &cx.to_async()),
2348            self.collab_client
2349                .subscribe_to_entity(project_id)?
2350                .set_entity(&self.breakpoint_store, &cx.to_async()),
2351            self.collab_client
2352                .subscribe_to_entity(project_id)?
2353                .set_entity(&self.git_store, &cx.to_async()),
2354        ]);
2355
2356        self.buffer_store.update(cx, |buffer_store, cx| {
2357            buffer_store.shared(project_id, self.collab_client.clone().into(), cx)
2358        });
2359        self.worktree_store.update(cx, |worktree_store, cx| {
2360            worktree_store.shared(project_id, self.collab_client.clone().into(), cx);
2361        });
2362        self.lsp_store.update(cx, |lsp_store, cx| {
2363            lsp_store.shared(project_id, self.collab_client.clone().into(), cx)
2364        });
2365        self.breakpoint_store.update(cx, |breakpoint_store, _| {
2366            breakpoint_store.shared(project_id, self.collab_client.clone().into())
2367        });
2368        self.dap_store.update(cx, |dap_store, cx| {
2369            dap_store.shared(project_id, self.collab_client.clone().into(), cx);
2370        });
2371        self.task_store.update(cx, |task_store, cx| {
2372            task_store.shared(project_id, self.collab_client.clone().into(), cx);
2373        });
2374        self.settings_observer.update(cx, |settings_observer, cx| {
2375            settings_observer.shared(project_id, self.collab_client.clone().into(), cx)
2376        });
2377        self.git_store.update(cx, |git_store, cx| {
2378            git_store.shared(project_id, self.collab_client.clone().into(), cx)
2379        });
2380
2381        self.client_state = ProjectClientState::Shared {
2382            remote_id: project_id,
2383        };
2384
2385        cx.emit(Event::RemoteIdChanged(Some(project_id)));
2386        Ok(())
2387    }
2388
2389    pub fn reshared(
2390        &mut self,
2391        message: proto::ResharedProject,
2392        cx: &mut Context<Self>,
2393    ) -> Result<()> {
2394        self.buffer_store
2395            .update(cx, |buffer_store, _| buffer_store.forget_shared_buffers());
2396        self.set_collaborators_from_proto(message.collaborators, cx)?;
2397
2398        self.worktree_store.update(cx, |worktree_store, cx| {
2399            worktree_store.send_project_updates(cx);
2400        });
2401        if let Some(remote_id) = self.remote_id() {
2402            self.git_store.update(cx, |git_store, cx| {
2403                git_store.shared(remote_id, self.collab_client.clone().into(), cx)
2404            });
2405        }
2406        cx.emit(Event::Reshared);
2407        Ok(())
2408    }
2409
2410    pub fn rejoined(
2411        &mut self,
2412        message: proto::RejoinedProject,
2413        message_id: u32,
2414        cx: &mut Context<Self>,
2415    ) -> Result<()> {
2416        cx.update_global::<SettingsStore, _>(|store, cx| {
2417            self.worktree_store.update(cx, |worktree_store, cx| {
2418                for worktree in worktree_store.worktrees() {
2419                    store
2420                        .clear_local_settings(worktree.read(cx).id(), cx)
2421                        .log_err();
2422                }
2423            });
2424        });
2425
2426        self.join_project_response_message_id = message_id;
2427        self.set_worktrees_from_proto(message.worktrees, cx)?;
2428        self.set_collaborators_from_proto(message.collaborators, cx)?;
2429
2430        let project = cx.weak_entity();
2431        self.lsp_store.update(cx, |lsp_store, cx| {
2432            lsp_store.set_language_server_statuses_from_proto(
2433                project,
2434                message.language_servers,
2435                message.language_server_capabilities,
2436                cx,
2437            )
2438        });
2439        self.enqueue_buffer_ordered_message(BufferOrderedMessage::Resync)
2440            .unwrap();
2441        cx.emit(Event::Rejoined);
2442        Ok(())
2443    }
2444
2445    #[inline]
2446    pub fn unshare(&mut self, cx: &mut Context<Self>) -> Result<()> {
2447        self.unshare_internal(cx)?;
2448        cx.emit(Event::RemoteIdChanged(None));
2449        Ok(())
2450    }
2451
2452    fn unshare_internal(&mut self, cx: &mut App) -> Result<()> {
2453        anyhow::ensure!(
2454            !self.is_via_collab(),
2455            "attempted to unshare a remote project"
2456        );
2457
2458        if let ProjectClientState::Shared { remote_id, .. } = self.client_state {
2459            self.client_state = ProjectClientState::Local;
2460            self.collaborators.clear();
2461            self.client_subscriptions.clear();
2462            self.worktree_store.update(cx, |store, cx| {
2463                store.unshared(cx);
2464            });
2465            self.buffer_store.update(cx, |buffer_store, cx| {
2466                buffer_store.forget_shared_buffers();
2467                buffer_store.unshared(cx)
2468            });
2469            self.task_store.update(cx, |task_store, cx| {
2470                task_store.unshared(cx);
2471            });
2472            self.breakpoint_store.update(cx, |breakpoint_store, cx| {
2473                breakpoint_store.unshared(cx);
2474            });
2475            self.dap_store.update(cx, |dap_store, cx| {
2476                dap_store.unshared(cx);
2477            });
2478            self.settings_observer.update(cx, |settings_observer, cx| {
2479                settings_observer.unshared(cx);
2480            });
2481            self.git_store.update(cx, |git_store, cx| {
2482                git_store.unshared(cx);
2483            });
2484
2485            self.collab_client
2486                .send(proto::UnshareProject {
2487                    project_id: remote_id,
2488                })
2489                .ok();
2490            Ok(())
2491        } else {
2492            anyhow::bail!("attempted to unshare an unshared project");
2493        }
2494    }
2495
2496    pub fn disconnected_from_host(&mut self, cx: &mut Context<Self>) {
2497        if self.is_disconnected(cx) {
2498            return;
2499        }
2500        self.disconnected_from_host_internal(cx);
2501        cx.emit(Event::DisconnectedFromHost);
2502    }
2503
2504    pub fn set_role(&mut self, role: proto::ChannelRole, cx: &mut Context<Self>) {
2505        let new_capability =
2506            if role == proto::ChannelRole::Member || role == proto::ChannelRole::Admin {
2507                Capability::ReadWrite
2508            } else {
2509                Capability::ReadOnly
2510            };
2511        if let ProjectClientState::Remote { capability, .. } = &mut self.client_state {
2512            if *capability == new_capability {
2513                return;
2514            }
2515
2516            *capability = new_capability;
2517            for buffer in self.opened_buffers(cx) {
2518                buffer.update(cx, |buffer, cx| buffer.set_capability(new_capability, cx));
2519            }
2520        }
2521    }
2522
2523    fn disconnected_from_host_internal(&mut self, cx: &mut App) {
2524        if let ProjectClientState::Remote {
2525            sharing_has_stopped,
2526            ..
2527        } = &mut self.client_state
2528        {
2529            *sharing_has_stopped = true;
2530            self.collaborators.clear();
2531            self.worktree_store.update(cx, |store, cx| {
2532                store.disconnected_from_host(cx);
2533            });
2534            self.buffer_store.update(cx, |buffer_store, cx| {
2535                buffer_store.disconnected_from_host(cx)
2536            });
2537            self.lsp_store
2538                .update(cx, |lsp_store, _cx| lsp_store.disconnected_from_host());
2539        }
2540    }
2541
2542    #[inline]
2543    pub fn close(&mut self, cx: &mut Context<Self>) {
2544        cx.emit(Event::Closed);
2545    }
2546
2547    #[inline]
2548    pub fn is_disconnected(&self, cx: &App) -> bool {
2549        match &self.client_state {
2550            ProjectClientState::Remote {
2551                sharing_has_stopped,
2552                ..
2553            } => *sharing_has_stopped,
2554            ProjectClientState::Local if self.is_via_remote_server() => {
2555                self.remote_client_is_disconnected(cx)
2556            }
2557            _ => false,
2558        }
2559    }
2560
2561    #[inline]
2562    fn remote_client_is_disconnected(&self, cx: &App) -> bool {
2563        self.remote_client
2564            .as_ref()
2565            .map(|remote| remote.read(cx).is_disconnected())
2566            .unwrap_or(false)
2567    }
2568
2569    #[inline]
2570    pub fn capability(&self) -> Capability {
2571        match &self.client_state {
2572            ProjectClientState::Remote { capability, .. } => *capability,
2573            ProjectClientState::Shared { .. } | ProjectClientState::Local => Capability::ReadWrite,
2574        }
2575    }
2576
2577    #[inline]
2578    pub fn is_read_only(&self, cx: &App) -> bool {
2579        self.is_disconnected(cx) || self.capability() == Capability::ReadOnly
2580    }
2581
2582    #[inline]
2583    pub fn is_local(&self) -> bool {
2584        match &self.client_state {
2585            ProjectClientState::Local | ProjectClientState::Shared { .. } => {
2586                self.remote_client.is_none()
2587            }
2588            ProjectClientState::Remote { .. } => false,
2589        }
2590    }
2591
2592    /// Whether this project is a remote server (not counting collab).
2593    #[inline]
2594    pub fn is_via_remote_server(&self) -> bool {
2595        match &self.client_state {
2596            ProjectClientState::Local | ProjectClientState::Shared { .. } => {
2597                self.remote_client.is_some()
2598            }
2599            ProjectClientState::Remote { .. } => false,
2600        }
2601    }
2602
2603    /// Whether this project is from collab (not counting remote servers).
2604    #[inline]
2605    pub fn is_via_collab(&self) -> bool {
2606        match &self.client_state {
2607            ProjectClientState::Local | ProjectClientState::Shared { .. } => false,
2608            ProjectClientState::Remote { .. } => true,
2609        }
2610    }
2611
2612    /// `!self.is_local()`
2613    #[inline]
2614    pub fn is_remote(&self) -> bool {
2615        debug_assert_eq!(
2616            !self.is_local(),
2617            self.is_via_collab() || self.is_via_remote_server()
2618        );
2619        !self.is_local()
2620    }
2621
2622    #[inline]
2623    pub fn create_buffer(
2624        &mut self,
2625        searchable: bool,
2626        cx: &mut Context<Self>,
2627    ) -> Task<Result<Entity<Buffer>>> {
2628        self.buffer_store.update(cx, |buffer_store, cx| {
2629            buffer_store.create_buffer(searchable, cx)
2630        })
2631    }
2632
2633    #[inline]
2634    pub fn create_local_buffer(
2635        &mut self,
2636        text: &str,
2637        language: Option<Arc<Language>>,
2638        project_searchable: bool,
2639        cx: &mut Context<Self>,
2640    ) -> Entity<Buffer> {
2641        if self.is_remote() {
2642            panic!("called create_local_buffer on a remote project")
2643        }
2644        self.buffer_store.update(cx, |buffer_store, cx| {
2645            buffer_store.create_local_buffer(text, language, project_searchable, cx)
2646        })
2647    }
2648
2649    pub fn open_path(
2650        &mut self,
2651        path: ProjectPath,
2652        cx: &mut Context<Self>,
2653    ) -> Task<Result<(Option<ProjectEntryId>, Entity<Buffer>)>> {
2654        let task = self.open_buffer(path, cx);
2655        cx.spawn(async move |_project, cx| {
2656            let buffer = task.await?;
2657            let project_entry_id = buffer.read_with(cx, |buffer, _cx| {
2658                File::from_dyn(buffer.file()).and_then(|file| file.project_entry_id())
2659            })?;
2660
2661            Ok((project_entry_id, buffer))
2662        })
2663    }
2664
2665    pub fn open_local_buffer(
2666        &mut self,
2667        abs_path: impl AsRef<Path>,
2668        cx: &mut Context<Self>,
2669    ) -> Task<Result<Entity<Buffer>>> {
2670        let worktree_task = self.find_or_create_worktree(abs_path.as_ref(), false, cx);
2671        cx.spawn(async move |this, cx| {
2672            let (worktree, relative_path) = worktree_task.await?;
2673            this.update(cx, |this, cx| {
2674                this.open_buffer((worktree.read(cx).id(), relative_path), cx)
2675            })?
2676            .await
2677        })
2678    }
2679
2680    #[cfg(any(test, feature = "test-support"))]
2681    pub fn open_local_buffer_with_lsp(
2682        &mut self,
2683        abs_path: impl AsRef<Path>,
2684        cx: &mut Context<Self>,
2685    ) -> Task<Result<(Entity<Buffer>, lsp_store::OpenLspBufferHandle)>> {
2686        if let Some((worktree, relative_path)) = self.find_worktree(abs_path.as_ref(), cx) {
2687            self.open_buffer_with_lsp((worktree.read(cx).id(), relative_path), cx)
2688        } else {
2689            Task::ready(Err(anyhow!("no such path")))
2690        }
2691    }
2692
2693    pub fn open_buffer(
2694        &mut self,
2695        path: impl Into<ProjectPath>,
2696        cx: &mut App,
2697    ) -> Task<Result<Entity<Buffer>>> {
2698        if self.is_disconnected(cx) {
2699            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2700        }
2701
2702        self.buffer_store.update(cx, |buffer_store, cx| {
2703            buffer_store.open_buffer(path.into(), cx)
2704        })
2705    }
2706
2707    #[cfg(any(test, feature = "test-support"))]
2708    pub fn open_buffer_with_lsp(
2709        &mut self,
2710        path: impl Into<ProjectPath>,
2711        cx: &mut Context<Self>,
2712    ) -> Task<Result<(Entity<Buffer>, lsp_store::OpenLspBufferHandle)>> {
2713        let buffer = self.open_buffer(path, cx);
2714        cx.spawn(async move |this, cx| {
2715            let buffer = buffer.await?;
2716            let handle = this.update(cx, |project, cx| {
2717                project.register_buffer_with_language_servers(&buffer, cx)
2718            })?;
2719            Ok((buffer, handle))
2720        })
2721    }
2722
2723    pub fn register_buffer_with_language_servers(
2724        &self,
2725        buffer: &Entity<Buffer>,
2726        cx: &mut App,
2727    ) -> OpenLspBufferHandle {
2728        self.lsp_store.update(cx, |lsp_store, cx| {
2729            lsp_store.register_buffer_with_language_servers(buffer, HashSet::default(), false, cx)
2730        })
2731    }
2732
2733    pub fn open_unstaged_diff(
2734        &mut self,
2735        buffer: Entity<Buffer>,
2736        cx: &mut Context<Self>,
2737    ) -> Task<Result<Entity<BufferDiff>>> {
2738        if self.is_disconnected(cx) {
2739            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2740        }
2741        self.git_store
2742            .update(cx, |git_store, cx| git_store.open_unstaged_diff(buffer, cx))
2743    }
2744
2745    pub fn open_uncommitted_diff(
2746        &mut self,
2747        buffer: Entity<Buffer>,
2748        cx: &mut Context<Self>,
2749    ) -> Task<Result<Entity<BufferDiff>>> {
2750        if self.is_disconnected(cx) {
2751            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2752        }
2753        self.git_store.update(cx, |git_store, cx| {
2754            git_store.open_uncommitted_diff(buffer, cx)
2755        })
2756    }
2757
2758    pub fn open_buffer_by_id(
2759        &mut self,
2760        id: BufferId,
2761        cx: &mut Context<Self>,
2762    ) -> Task<Result<Entity<Buffer>>> {
2763        if let Some(buffer) = self.buffer_for_id(id, cx) {
2764            Task::ready(Ok(buffer))
2765        } else if self.is_local() || self.is_via_remote_server() {
2766            Task::ready(Err(anyhow!("buffer {id} does not exist")))
2767        } else if let Some(project_id) = self.remote_id() {
2768            let request = self.collab_client.request(proto::OpenBufferById {
2769                project_id,
2770                id: id.into(),
2771            });
2772            cx.spawn(async move |project, cx| {
2773                let buffer_id = BufferId::new(request.await?.buffer_id)?;
2774                project
2775                    .update(cx, |project, cx| {
2776                        project.buffer_store.update(cx, |buffer_store, cx| {
2777                            buffer_store.wait_for_remote_buffer(buffer_id, cx)
2778                        })
2779                    })?
2780                    .await
2781            })
2782        } else {
2783            Task::ready(Err(anyhow!("cannot open buffer while disconnected")))
2784        }
2785    }
2786
2787    pub fn save_buffers(
2788        &self,
2789        buffers: HashSet<Entity<Buffer>>,
2790        cx: &mut Context<Self>,
2791    ) -> Task<Result<()>> {
2792        cx.spawn(async move |this, cx| {
2793            let save_tasks = buffers.into_iter().filter_map(|buffer| {
2794                this.update(cx, |this, cx| this.save_buffer(buffer, cx))
2795                    .ok()
2796            });
2797            try_join_all(save_tasks).await?;
2798            Ok(())
2799        })
2800    }
2801
2802    pub fn save_buffer(&self, buffer: Entity<Buffer>, cx: &mut Context<Self>) -> Task<Result<()>> {
2803        self.buffer_store
2804            .update(cx, |buffer_store, cx| buffer_store.save_buffer(buffer, cx))
2805    }
2806
2807    pub fn save_buffer_as(
2808        &mut self,
2809        buffer: Entity<Buffer>,
2810        path: ProjectPath,
2811        cx: &mut Context<Self>,
2812    ) -> Task<Result<()>> {
2813        self.buffer_store.update(cx, |buffer_store, cx| {
2814            buffer_store.save_buffer_as(buffer.clone(), path, cx)
2815        })
2816    }
2817
2818    pub fn get_open_buffer(&self, path: &ProjectPath, cx: &App) -> Option<Entity<Buffer>> {
2819        self.buffer_store.read(cx).get_by_path(path)
2820    }
2821
2822    fn register_buffer(&mut self, buffer: &Entity<Buffer>, cx: &mut Context<Self>) -> Result<()> {
2823        {
2824            let mut remotely_created_models = self.remotely_created_models.lock();
2825            if remotely_created_models.retain_count > 0 {
2826                remotely_created_models.buffers.push(buffer.clone())
2827            }
2828        }
2829
2830        self.request_buffer_diff_recalculation(buffer, cx);
2831
2832        cx.subscribe(buffer, |this, buffer, event, cx| {
2833            this.on_buffer_event(buffer, event, cx);
2834        })
2835        .detach();
2836
2837        Ok(())
2838    }
2839
2840    pub fn open_image(
2841        &mut self,
2842        path: impl Into<ProjectPath>,
2843        cx: &mut Context<Self>,
2844    ) -> Task<Result<Entity<ImageItem>>> {
2845        if self.is_disconnected(cx) {
2846            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2847        }
2848
2849        let open_image_task = self.image_store.update(cx, |image_store, cx| {
2850            image_store.open_image(path.into(), cx)
2851        });
2852
2853        let weak_project = cx.entity().downgrade();
2854        cx.spawn(async move |_, cx| {
2855            let image_item = open_image_task.await?;
2856            let project = weak_project.upgrade().context("Project dropped")?;
2857
2858            let metadata = ImageItem::load_image_metadata(image_item.clone(), project, cx).await?;
2859            image_item.update(cx, |image_item, cx| {
2860                image_item.image_metadata = Some(metadata);
2861                cx.emit(ImageItemEvent::MetadataUpdated);
2862            })?;
2863
2864            Ok(image_item)
2865        })
2866    }
2867
2868    async fn send_buffer_ordered_messages(
2869        project: WeakEntity<Self>,
2870        rx: UnboundedReceiver<BufferOrderedMessage>,
2871        cx: &mut AsyncApp,
2872    ) -> Result<()> {
2873        const MAX_BATCH_SIZE: usize = 128;
2874
2875        let mut operations_by_buffer_id = HashMap::default();
2876        async fn flush_operations(
2877            this: &WeakEntity<Project>,
2878            operations_by_buffer_id: &mut HashMap<BufferId, Vec<proto::Operation>>,
2879            needs_resync_with_host: &mut bool,
2880            is_local: bool,
2881            cx: &mut AsyncApp,
2882        ) -> Result<()> {
2883            for (buffer_id, operations) in operations_by_buffer_id.drain() {
2884                let request = this.read_with(cx, |this, _| {
2885                    let project_id = this.remote_id()?;
2886                    Some(this.collab_client.request(proto::UpdateBuffer {
2887                        buffer_id: buffer_id.into(),
2888                        project_id,
2889                        operations,
2890                    }))
2891                })?;
2892                if let Some(request) = request
2893                    && request.await.is_err()
2894                    && !is_local
2895                {
2896                    *needs_resync_with_host = true;
2897                    break;
2898                }
2899            }
2900            Ok(())
2901        }
2902
2903        let mut needs_resync_with_host = false;
2904        let mut changes = rx.ready_chunks(MAX_BATCH_SIZE);
2905
2906        while let Some(changes) = changes.next().await {
2907            let is_local = project.read_with(cx, |this, _| this.is_local())?;
2908
2909            for change in changes {
2910                match change {
2911                    BufferOrderedMessage::Operation {
2912                        buffer_id,
2913                        operation,
2914                    } => {
2915                        if needs_resync_with_host {
2916                            continue;
2917                        }
2918
2919                        operations_by_buffer_id
2920                            .entry(buffer_id)
2921                            .or_insert(Vec::new())
2922                            .push(operation);
2923                    }
2924
2925                    BufferOrderedMessage::Resync => {
2926                        operations_by_buffer_id.clear();
2927                        if project
2928                            .update(cx, |this, cx| this.synchronize_remote_buffers(cx))?
2929                            .await
2930                            .is_ok()
2931                        {
2932                            needs_resync_with_host = false;
2933                        }
2934                    }
2935
2936                    BufferOrderedMessage::LanguageServerUpdate {
2937                        language_server_id,
2938                        message,
2939                        name,
2940                    } => {
2941                        flush_operations(
2942                            &project,
2943                            &mut operations_by_buffer_id,
2944                            &mut needs_resync_with_host,
2945                            is_local,
2946                            cx,
2947                        )
2948                        .await?;
2949
2950                        project.read_with(cx, |project, _| {
2951                            if let Some(project_id) = project.remote_id() {
2952                                project
2953                                    .collab_client
2954                                    .send(proto::UpdateLanguageServer {
2955                                        project_id,
2956                                        server_name: name.map(|name| String::from(name.0)),
2957                                        language_server_id: language_server_id.to_proto(),
2958                                        variant: Some(message),
2959                                    })
2960                                    .log_err();
2961                            }
2962                        })?;
2963                    }
2964                }
2965            }
2966
2967            flush_operations(
2968                &project,
2969                &mut operations_by_buffer_id,
2970                &mut needs_resync_with_host,
2971                is_local,
2972                cx,
2973            )
2974            .await?;
2975        }
2976
2977        Ok(())
2978    }
2979
2980    fn on_buffer_store_event(
2981        &mut self,
2982        _: Entity<BufferStore>,
2983        event: &BufferStoreEvent,
2984        cx: &mut Context<Self>,
2985    ) {
2986        match event {
2987            BufferStoreEvent::BufferAdded(buffer) => {
2988                self.register_buffer(buffer, cx).log_err();
2989            }
2990            BufferStoreEvent::BufferDropped(buffer_id) => {
2991                if let Some(ref remote_client) = self.remote_client {
2992                    remote_client
2993                        .read(cx)
2994                        .proto_client()
2995                        .send(proto::CloseBuffer {
2996                            project_id: 0,
2997                            buffer_id: buffer_id.to_proto(),
2998                        })
2999                        .log_err();
3000                }
3001            }
3002            _ => {}
3003        }
3004    }
3005
3006    fn on_image_store_event(
3007        &mut self,
3008        _: Entity<ImageStore>,
3009        event: &ImageStoreEvent,
3010        cx: &mut Context<Self>,
3011    ) {
3012        match event {
3013            ImageStoreEvent::ImageAdded(image) => {
3014                cx.subscribe(image, |this, image, event, cx| {
3015                    this.on_image_event(image, event, cx);
3016                })
3017                .detach();
3018            }
3019        }
3020    }
3021
3022    fn on_dap_store_event(
3023        &mut self,
3024        _: Entity<DapStore>,
3025        event: &DapStoreEvent,
3026        cx: &mut Context<Self>,
3027    ) {
3028        if let DapStoreEvent::Notification(message) = event {
3029            cx.emit(Event::Toast {
3030                notification_id: "dap".into(),
3031                message: message.clone(),
3032            });
3033        }
3034    }
3035
3036    fn on_lsp_store_event(
3037        &mut self,
3038        _: Entity<LspStore>,
3039        event: &LspStoreEvent,
3040        cx: &mut Context<Self>,
3041    ) {
3042        match event {
3043            LspStoreEvent::DiagnosticsUpdated { server_id, paths } => {
3044                cx.emit(Event::DiagnosticsUpdated {
3045                    paths: paths.clone(),
3046                    language_server_id: *server_id,
3047                })
3048            }
3049            LspStoreEvent::LanguageServerAdded(server_id, name, worktree_id) => cx.emit(
3050                Event::LanguageServerAdded(*server_id, name.clone(), *worktree_id),
3051            ),
3052            LspStoreEvent::LanguageServerRemoved(server_id) => {
3053                cx.emit(Event::LanguageServerRemoved(*server_id))
3054            }
3055            LspStoreEvent::LanguageServerLog(server_id, log_type, string) => cx.emit(
3056                Event::LanguageServerLog(*server_id, log_type.clone(), string.clone()),
3057            ),
3058            LspStoreEvent::LanguageDetected {
3059                buffer,
3060                new_language,
3061            } => {
3062                let Some(_) = new_language else {
3063                    cx.emit(Event::LanguageNotFound(buffer.clone()));
3064                    return;
3065                };
3066            }
3067            LspStoreEvent::RefreshInlayHints {
3068                server_id,
3069                request_id,
3070            } => cx.emit(Event::RefreshInlayHints {
3071                server_id: *server_id,
3072                request_id: *request_id,
3073            }),
3074            LspStoreEvent::RefreshCodeLens => cx.emit(Event::RefreshCodeLens),
3075            LspStoreEvent::LanguageServerPrompt(prompt) => {
3076                cx.emit(Event::LanguageServerPrompt(prompt.clone()))
3077            }
3078            LspStoreEvent::DiskBasedDiagnosticsStarted { language_server_id } => {
3079                cx.emit(Event::DiskBasedDiagnosticsStarted {
3080                    language_server_id: *language_server_id,
3081                });
3082            }
3083            LspStoreEvent::DiskBasedDiagnosticsFinished { language_server_id } => {
3084                cx.emit(Event::DiskBasedDiagnosticsFinished {
3085                    language_server_id: *language_server_id,
3086                });
3087            }
3088            LspStoreEvent::LanguageServerUpdate {
3089                language_server_id,
3090                name,
3091                message,
3092            } => {
3093                if self.is_local() {
3094                    self.enqueue_buffer_ordered_message(
3095                        BufferOrderedMessage::LanguageServerUpdate {
3096                            language_server_id: *language_server_id,
3097                            message: message.clone(),
3098                            name: name.clone(),
3099                        },
3100                    )
3101                    .ok();
3102                }
3103
3104                match message {
3105                    proto::update_language_server::Variant::MetadataUpdated(update) => {
3106                        if let Some(capabilities) = update
3107                            .capabilities
3108                            .as_ref()
3109                            .and_then(|capabilities| serde_json::from_str(capabilities).ok())
3110                        {
3111                            self.lsp_store.update(cx, |lsp_store, _| {
3112                                lsp_store
3113                                    .lsp_server_capabilities
3114                                    .insert(*language_server_id, capabilities);
3115                            });
3116                        }
3117                    }
3118                    proto::update_language_server::Variant::RegisteredForBuffer(update) => {
3119                        if let Some(buffer_id) = BufferId::new(update.buffer_id).ok() {
3120                            cx.emit(Event::LanguageServerBufferRegistered {
3121                                buffer_id,
3122                                server_id: *language_server_id,
3123                                buffer_abs_path: PathBuf::from(&update.buffer_abs_path),
3124                                name: name.clone(),
3125                            });
3126                        }
3127                    }
3128                    _ => (),
3129                }
3130            }
3131            LspStoreEvent::Notification(message) => cx.emit(Event::Toast {
3132                notification_id: "lsp".into(),
3133                message: message.clone(),
3134            }),
3135            LspStoreEvent::SnippetEdit {
3136                buffer_id,
3137                edits,
3138                most_recent_edit,
3139            } => {
3140                if most_recent_edit.replica_id == self.replica_id() {
3141                    cx.emit(Event::SnippetEdit(*buffer_id, edits.clone()))
3142                }
3143            }
3144        }
3145    }
3146
3147    fn on_remote_client_event(
3148        &mut self,
3149        _: Entity<RemoteClient>,
3150        event: &remote::RemoteClientEvent,
3151        cx: &mut Context<Self>,
3152    ) {
3153        match event {
3154            remote::RemoteClientEvent::Disconnected => {
3155                self.worktree_store.update(cx, |store, cx| {
3156                    store.disconnected_from_host(cx);
3157                });
3158                self.buffer_store.update(cx, |buffer_store, cx| {
3159                    buffer_store.disconnected_from_host(cx)
3160                });
3161                self.lsp_store.update(cx, |lsp_store, _cx| {
3162                    lsp_store.disconnected_from_ssh_remote()
3163                });
3164                cx.emit(Event::DisconnectedFromSshRemote);
3165            }
3166        }
3167    }
3168
3169    fn on_settings_observer_event(
3170        &mut self,
3171        _: Entity<SettingsObserver>,
3172        event: &SettingsObserverEvent,
3173        cx: &mut Context<Self>,
3174    ) {
3175        match event {
3176            SettingsObserverEvent::LocalSettingsUpdated(result) => match result {
3177                Err(InvalidSettingsError::LocalSettings { message, path }) => {
3178                    let message = format!("Failed to set local settings in {path:?}:\n{message}");
3179                    cx.emit(Event::Toast {
3180                        notification_id: format!("local-settings-{path:?}").into(),
3181                        message,
3182                    });
3183                }
3184                Ok(path) => cx.emit(Event::HideToast {
3185                    notification_id: format!("local-settings-{path:?}").into(),
3186                }),
3187                Err(_) => {}
3188            },
3189            SettingsObserverEvent::LocalTasksUpdated(result) => match result {
3190                Err(InvalidSettingsError::Tasks { message, path }) => {
3191                    let message = format!("Failed to set local tasks in {path:?}:\n{message}");
3192                    cx.emit(Event::Toast {
3193                        notification_id: format!("local-tasks-{path:?}").into(),
3194                        message,
3195                    });
3196                }
3197                Ok(path) => cx.emit(Event::HideToast {
3198                    notification_id: format!("local-tasks-{path:?}").into(),
3199                }),
3200                Err(_) => {}
3201            },
3202            SettingsObserverEvent::LocalDebugScenariosUpdated(result) => match result {
3203                Err(InvalidSettingsError::Debug { message, path }) => {
3204                    let message =
3205                        format!("Failed to set local debug scenarios in {path:?}:\n{message}");
3206                    cx.emit(Event::Toast {
3207                        notification_id: format!("local-debug-scenarios-{path:?}").into(),
3208                        message,
3209                    });
3210                }
3211                Ok(path) => cx.emit(Event::HideToast {
3212                    notification_id: format!("local-debug-scenarios-{path:?}").into(),
3213                }),
3214                Err(_) => {}
3215            },
3216        }
3217    }
3218
3219    fn on_worktree_store_event(
3220        &mut self,
3221        _: Entity<WorktreeStore>,
3222        event: &WorktreeStoreEvent,
3223        cx: &mut Context<Self>,
3224    ) {
3225        match event {
3226            WorktreeStoreEvent::WorktreeAdded(worktree) => {
3227                self.on_worktree_added(worktree, cx);
3228                cx.emit(Event::WorktreeAdded(worktree.read(cx).id()));
3229            }
3230            WorktreeStoreEvent::WorktreeRemoved(_, id) => {
3231                cx.emit(Event::WorktreeRemoved(*id));
3232            }
3233            WorktreeStoreEvent::WorktreeReleased(_, id) => {
3234                self.on_worktree_released(*id, cx);
3235            }
3236            WorktreeStoreEvent::WorktreeOrderChanged => cx.emit(Event::WorktreeOrderChanged),
3237            WorktreeStoreEvent::WorktreeUpdateSent(_) => {}
3238            WorktreeStoreEvent::WorktreeUpdatedEntries(worktree_id, changes) => {
3239                self.client()
3240                    .telemetry()
3241                    .report_discovered_project_type_events(*worktree_id, changes);
3242                cx.emit(Event::WorktreeUpdatedEntries(*worktree_id, changes.clone()))
3243            }
3244            WorktreeStoreEvent::WorktreeDeletedEntry(worktree_id, id) => {
3245                cx.emit(Event::DeletedEntry(*worktree_id, *id))
3246            }
3247            // Listen to the GitStore instead.
3248            WorktreeStoreEvent::WorktreeUpdatedGitRepositories(_, _) => {}
3249        }
3250    }
3251
3252    fn on_worktree_added(&mut self, worktree: &Entity<Worktree>, _: &mut Context<Self>) {
3253        let mut remotely_created_models = self.remotely_created_models.lock();
3254        if remotely_created_models.retain_count > 0 {
3255            remotely_created_models.worktrees.push(worktree.clone())
3256        }
3257    }
3258
3259    fn on_worktree_released(&mut self, id_to_remove: WorktreeId, cx: &mut Context<Self>) {
3260        if let Some(remote) = &self.remote_client {
3261            remote
3262                .read(cx)
3263                .proto_client()
3264                .send(proto::RemoveWorktree {
3265                    worktree_id: id_to_remove.to_proto(),
3266                })
3267                .log_err();
3268        }
3269    }
3270
3271    fn on_buffer_event(
3272        &mut self,
3273        buffer: Entity<Buffer>,
3274        event: &BufferEvent,
3275        cx: &mut Context<Self>,
3276    ) -> Option<()> {
3277        if matches!(event, BufferEvent::Edited | BufferEvent::Reloaded) {
3278            self.request_buffer_diff_recalculation(&buffer, cx);
3279        }
3280
3281        let buffer_id = buffer.read(cx).remote_id();
3282        match event {
3283            BufferEvent::ReloadNeeded => {
3284                if !self.is_via_collab() {
3285                    self.reload_buffers([buffer.clone()].into_iter().collect(), true, cx)
3286                        .detach_and_log_err(cx);
3287                }
3288            }
3289            BufferEvent::Operation {
3290                operation,
3291                is_local: true,
3292            } => {
3293                let operation = language::proto::serialize_operation(operation);
3294
3295                if let Some(remote) = &self.remote_client {
3296                    remote
3297                        .read(cx)
3298                        .proto_client()
3299                        .send(proto::UpdateBuffer {
3300                            project_id: 0,
3301                            buffer_id: buffer_id.to_proto(),
3302                            operations: vec![operation.clone()],
3303                        })
3304                        .ok();
3305                }
3306
3307                self.enqueue_buffer_ordered_message(BufferOrderedMessage::Operation {
3308                    buffer_id,
3309                    operation,
3310                })
3311                .ok();
3312            }
3313
3314            _ => {}
3315        }
3316
3317        None
3318    }
3319
3320    fn on_image_event(
3321        &mut self,
3322        image: Entity<ImageItem>,
3323        event: &ImageItemEvent,
3324        cx: &mut Context<Self>,
3325    ) -> Option<()> {
3326        if let ImageItemEvent::ReloadNeeded = event
3327            && !self.is_via_collab()
3328        {
3329            self.reload_images([image].into_iter().collect(), cx)
3330                .detach_and_log_err(cx);
3331        }
3332
3333        None
3334    }
3335
3336    fn request_buffer_diff_recalculation(
3337        &mut self,
3338        buffer: &Entity<Buffer>,
3339        cx: &mut Context<Self>,
3340    ) {
3341        self.buffers_needing_diff.insert(buffer.downgrade());
3342        let first_insertion = self.buffers_needing_diff.len() == 1;
3343        let settings = ProjectSettings::get_global(cx);
3344        let delay = settings.git.gutter_debounce;
3345
3346        if delay == 0 {
3347            if first_insertion {
3348                let this = cx.weak_entity();
3349                cx.defer(move |cx| {
3350                    if let Some(this) = this.upgrade() {
3351                        this.update(cx, |this, cx| {
3352                            this.recalculate_buffer_diffs(cx).detach();
3353                        });
3354                    }
3355                });
3356            }
3357            return;
3358        }
3359
3360        const MIN_DELAY: u64 = 50;
3361        let delay = delay.max(MIN_DELAY);
3362        let duration = Duration::from_millis(delay);
3363
3364        self.git_diff_debouncer
3365            .fire_new(duration, cx, move |this, cx| {
3366                this.recalculate_buffer_diffs(cx)
3367            });
3368    }
3369
3370    fn recalculate_buffer_diffs(&mut self, cx: &mut Context<Self>) -> Task<()> {
3371        cx.spawn(async move |this, cx| {
3372            loop {
3373                let task = this
3374                    .update(cx, |this, cx| {
3375                        let buffers = this
3376                            .buffers_needing_diff
3377                            .drain()
3378                            .filter_map(|buffer| buffer.upgrade())
3379                            .collect::<Vec<_>>();
3380                        if buffers.is_empty() {
3381                            None
3382                        } else {
3383                            Some(this.git_store.update(cx, |git_store, cx| {
3384                                git_store.recalculate_buffer_diffs(buffers, cx)
3385                            }))
3386                        }
3387                    })
3388                    .ok()
3389                    .flatten();
3390
3391                if let Some(task) = task {
3392                    task.await;
3393                } else {
3394                    break;
3395                }
3396            }
3397        })
3398    }
3399
3400    pub fn set_language_for_buffer(
3401        &mut self,
3402        buffer: &Entity<Buffer>,
3403        new_language: Arc<Language>,
3404        cx: &mut Context<Self>,
3405    ) {
3406        self.lsp_store.update(cx, |lsp_store, cx| {
3407            lsp_store.set_language_for_buffer(buffer, new_language, cx)
3408        })
3409    }
3410
3411    pub fn restart_language_servers_for_buffers(
3412        &mut self,
3413        buffers: Vec<Entity<Buffer>>,
3414        only_restart_servers: HashSet<LanguageServerSelector>,
3415        cx: &mut Context<Self>,
3416    ) {
3417        self.lsp_store.update(cx, |lsp_store, cx| {
3418            lsp_store.restart_language_servers_for_buffers(buffers, only_restart_servers, cx)
3419        })
3420    }
3421
3422    pub fn stop_language_servers_for_buffers(
3423        &mut self,
3424        buffers: Vec<Entity<Buffer>>,
3425        also_restart_servers: HashSet<LanguageServerSelector>,
3426        cx: &mut Context<Self>,
3427    ) {
3428        self.lsp_store
3429            .update(cx, |lsp_store, cx| {
3430                lsp_store.stop_language_servers_for_buffers(buffers, also_restart_servers, cx)
3431            })
3432            .detach_and_log_err(cx);
3433    }
3434
3435    pub fn cancel_language_server_work_for_buffers(
3436        &mut self,
3437        buffers: impl IntoIterator<Item = Entity<Buffer>>,
3438        cx: &mut Context<Self>,
3439    ) {
3440        self.lsp_store.update(cx, |lsp_store, cx| {
3441            lsp_store.cancel_language_server_work_for_buffers(buffers, cx)
3442        })
3443    }
3444
3445    pub fn cancel_language_server_work(
3446        &mut self,
3447        server_id: LanguageServerId,
3448        token_to_cancel: Option<ProgressToken>,
3449        cx: &mut Context<Self>,
3450    ) {
3451        self.lsp_store.update(cx, |lsp_store, cx| {
3452            lsp_store.cancel_language_server_work(server_id, token_to_cancel, cx)
3453        })
3454    }
3455
3456    fn enqueue_buffer_ordered_message(&mut self, message: BufferOrderedMessage) -> Result<()> {
3457        self.buffer_ordered_messages_tx
3458            .unbounded_send(message)
3459            .map_err(|e| anyhow!(e))
3460    }
3461
3462    pub fn available_toolchains(
3463        &self,
3464        path: ProjectPath,
3465        language_name: LanguageName,
3466        cx: &App,
3467    ) -> Task<Option<Toolchains>> {
3468        if let Some(toolchain_store) = self.toolchain_store.as_ref().map(Entity::downgrade) {
3469            cx.spawn(async move |cx| {
3470                toolchain_store
3471                    .update(cx, |this, cx| this.list_toolchains(path, language_name, cx))
3472                    .ok()?
3473                    .await
3474            })
3475        } else {
3476            Task::ready(None)
3477        }
3478    }
3479
3480    pub async fn toolchain_metadata(
3481        languages: Arc<LanguageRegistry>,
3482        language_name: LanguageName,
3483    ) -> Option<ToolchainMetadata> {
3484        languages
3485            .language_for_name(language_name.as_ref())
3486            .await
3487            .ok()?
3488            .toolchain_lister()
3489            .map(|lister| lister.meta())
3490    }
3491
3492    pub fn add_toolchain(
3493        &self,
3494        toolchain: Toolchain,
3495        scope: ToolchainScope,
3496        cx: &mut Context<Self>,
3497    ) {
3498        maybe!({
3499            self.toolchain_store.as_ref()?.update(cx, |this, cx| {
3500                this.add_toolchain(toolchain, scope, cx);
3501            });
3502            Some(())
3503        });
3504    }
3505
3506    pub fn remove_toolchain(
3507        &self,
3508        toolchain: Toolchain,
3509        scope: ToolchainScope,
3510        cx: &mut Context<Self>,
3511    ) {
3512        maybe!({
3513            self.toolchain_store.as_ref()?.update(cx, |this, cx| {
3514                this.remove_toolchain(toolchain, scope, cx);
3515            });
3516            Some(())
3517        });
3518    }
3519
3520    pub fn user_toolchains(
3521        &self,
3522        cx: &App,
3523    ) -> Option<BTreeMap<ToolchainScope, IndexSet<Toolchain>>> {
3524        Some(self.toolchain_store.as_ref()?.read(cx).user_toolchains())
3525    }
3526
3527    pub fn resolve_toolchain(
3528        &self,
3529        path: PathBuf,
3530        language_name: LanguageName,
3531        cx: &App,
3532    ) -> Task<Result<Toolchain>> {
3533        if let Some(toolchain_store) = self.toolchain_store.as_ref().map(Entity::downgrade) {
3534            cx.spawn(async move |cx| {
3535                toolchain_store
3536                    .update(cx, |this, cx| {
3537                        this.resolve_toolchain(path, language_name, cx)
3538                    })?
3539                    .await
3540            })
3541        } else {
3542            Task::ready(Err(anyhow!("This project does not support toolchains")))
3543        }
3544    }
3545
3546    pub fn toolchain_store(&self) -> Option<Entity<ToolchainStore>> {
3547        self.toolchain_store.clone()
3548    }
3549    pub fn activate_toolchain(
3550        &self,
3551        path: ProjectPath,
3552        toolchain: Toolchain,
3553        cx: &mut App,
3554    ) -> Task<Option<()>> {
3555        let Some(toolchain_store) = self.toolchain_store.clone() else {
3556            return Task::ready(None);
3557        };
3558        toolchain_store.update(cx, |this, cx| this.activate_toolchain(path, toolchain, cx))
3559    }
3560    pub fn active_toolchain(
3561        &self,
3562        path: ProjectPath,
3563        language_name: LanguageName,
3564        cx: &App,
3565    ) -> Task<Option<Toolchain>> {
3566        let Some(toolchain_store) = self.toolchain_store.clone() else {
3567            return Task::ready(None);
3568        };
3569        toolchain_store
3570            .read(cx)
3571            .active_toolchain(path, language_name, cx)
3572    }
3573    pub fn language_server_statuses<'a>(
3574        &'a self,
3575        cx: &'a App,
3576    ) -> impl DoubleEndedIterator<Item = (LanguageServerId, &'a LanguageServerStatus)> {
3577        self.lsp_store.read(cx).language_server_statuses()
3578    }
3579
3580    pub fn last_formatting_failure<'a>(&self, cx: &'a App) -> Option<&'a str> {
3581        self.lsp_store.read(cx).last_formatting_failure()
3582    }
3583
3584    pub fn reset_last_formatting_failure(&self, cx: &mut App) {
3585        self.lsp_store
3586            .update(cx, |store, _| store.reset_last_formatting_failure());
3587    }
3588
3589    pub fn reload_buffers(
3590        &self,
3591        buffers: HashSet<Entity<Buffer>>,
3592        push_to_history: bool,
3593        cx: &mut Context<Self>,
3594    ) -> Task<Result<ProjectTransaction>> {
3595        self.buffer_store.update(cx, |buffer_store, cx| {
3596            buffer_store.reload_buffers(buffers, push_to_history, cx)
3597        })
3598    }
3599
3600    pub fn reload_images(
3601        &self,
3602        images: HashSet<Entity<ImageItem>>,
3603        cx: &mut Context<Self>,
3604    ) -> Task<Result<()>> {
3605        self.image_store
3606            .update(cx, |image_store, cx| image_store.reload_images(images, cx))
3607    }
3608
3609    pub fn format(
3610        &mut self,
3611        buffers: HashSet<Entity<Buffer>>,
3612        target: LspFormatTarget,
3613        push_to_history: bool,
3614        trigger: lsp_store::FormatTrigger,
3615        cx: &mut Context<Project>,
3616    ) -> Task<anyhow::Result<ProjectTransaction>> {
3617        self.lsp_store.update(cx, |lsp_store, cx| {
3618            lsp_store.format(buffers, target, push_to_history, trigger, cx)
3619        })
3620    }
3621
3622    pub fn definitions<T: ToPointUtf16>(
3623        &mut self,
3624        buffer: &Entity<Buffer>,
3625        position: T,
3626        cx: &mut Context<Self>,
3627    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3628        let position = position.to_point_utf16(buffer.read(cx));
3629        let guard = self.retain_remotely_created_models(cx);
3630        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3631            lsp_store.definitions(buffer, position, cx)
3632        });
3633        cx.background_spawn(async move {
3634            let result = task.await;
3635            drop(guard);
3636            result
3637        })
3638    }
3639
3640    pub fn declarations<T: ToPointUtf16>(
3641        &mut self,
3642        buffer: &Entity<Buffer>,
3643        position: T,
3644        cx: &mut Context<Self>,
3645    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3646        let position = position.to_point_utf16(buffer.read(cx));
3647        let guard = self.retain_remotely_created_models(cx);
3648        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3649            lsp_store.declarations(buffer, position, cx)
3650        });
3651        cx.background_spawn(async move {
3652            let result = task.await;
3653            drop(guard);
3654            result
3655        })
3656    }
3657
3658    pub fn type_definitions<T: ToPointUtf16>(
3659        &mut self,
3660        buffer: &Entity<Buffer>,
3661        position: T,
3662        cx: &mut Context<Self>,
3663    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3664        let position = position.to_point_utf16(buffer.read(cx));
3665        let guard = self.retain_remotely_created_models(cx);
3666        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3667            lsp_store.type_definitions(buffer, position, cx)
3668        });
3669        cx.background_spawn(async move {
3670            let result = task.await;
3671            drop(guard);
3672            result
3673        })
3674    }
3675
3676    pub fn implementations<T: ToPointUtf16>(
3677        &mut self,
3678        buffer: &Entity<Buffer>,
3679        position: T,
3680        cx: &mut Context<Self>,
3681    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3682        let position = position.to_point_utf16(buffer.read(cx));
3683        let guard = self.retain_remotely_created_models(cx);
3684        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3685            lsp_store.implementations(buffer, position, cx)
3686        });
3687        cx.background_spawn(async move {
3688            let result = task.await;
3689            drop(guard);
3690            result
3691        })
3692    }
3693
3694    pub fn references<T: ToPointUtf16>(
3695        &mut self,
3696        buffer: &Entity<Buffer>,
3697        position: T,
3698        cx: &mut Context<Self>,
3699    ) -> Task<Result<Option<Vec<Location>>>> {
3700        let position = position.to_point_utf16(buffer.read(cx));
3701        let guard = self.retain_remotely_created_models(cx);
3702        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3703            lsp_store.references(buffer, position, cx)
3704        });
3705        cx.background_spawn(async move {
3706            let result = task.await;
3707            drop(guard);
3708            result
3709        })
3710    }
3711
3712    pub fn document_highlights<T: ToPointUtf16>(
3713        &mut self,
3714        buffer: &Entity<Buffer>,
3715        position: T,
3716        cx: &mut Context<Self>,
3717    ) -> Task<Result<Vec<DocumentHighlight>>> {
3718        let position = position.to_point_utf16(buffer.read(cx));
3719        self.request_lsp(
3720            buffer.clone(),
3721            LanguageServerToQuery::FirstCapable,
3722            GetDocumentHighlights { position },
3723            cx,
3724        )
3725    }
3726
3727    pub fn document_symbols(
3728        &mut self,
3729        buffer: &Entity<Buffer>,
3730        cx: &mut Context<Self>,
3731    ) -> Task<Result<Vec<DocumentSymbol>>> {
3732        self.request_lsp(
3733            buffer.clone(),
3734            LanguageServerToQuery::FirstCapable,
3735            GetDocumentSymbols,
3736            cx,
3737        )
3738    }
3739
3740    pub fn symbols(&self, query: &str, cx: &mut Context<Self>) -> Task<Result<Vec<Symbol>>> {
3741        self.lsp_store
3742            .update(cx, |lsp_store, cx| lsp_store.symbols(query, cx))
3743    }
3744
3745    pub fn open_buffer_for_symbol(
3746        &mut self,
3747        symbol: &Symbol,
3748        cx: &mut Context<Self>,
3749    ) -> Task<Result<Entity<Buffer>>> {
3750        self.lsp_store.update(cx, |lsp_store, cx| {
3751            lsp_store.open_buffer_for_symbol(symbol, cx)
3752        })
3753    }
3754
3755    pub fn open_server_settings(&mut self, cx: &mut Context<Self>) -> Task<Result<Entity<Buffer>>> {
3756        let guard = self.retain_remotely_created_models(cx);
3757        let Some(remote) = self.remote_client.as_ref() else {
3758            return Task::ready(Err(anyhow!("not an ssh project")));
3759        };
3760
3761        let proto_client = remote.read(cx).proto_client();
3762
3763        cx.spawn(async move |project, cx| {
3764            let buffer = proto_client
3765                .request(proto::OpenServerSettings {
3766                    project_id: REMOTE_SERVER_PROJECT_ID,
3767                })
3768                .await?;
3769
3770            let buffer = project
3771                .update(cx, |project, cx| {
3772                    project.buffer_store.update(cx, |buffer_store, cx| {
3773                        anyhow::Ok(
3774                            buffer_store
3775                                .wait_for_remote_buffer(BufferId::new(buffer.buffer_id)?, cx),
3776                        )
3777                    })
3778                })??
3779                .await;
3780
3781            drop(guard);
3782            buffer
3783        })
3784    }
3785
3786    pub fn open_local_buffer_via_lsp(
3787        &mut self,
3788        abs_path: lsp::Uri,
3789        language_server_id: LanguageServerId,
3790        cx: &mut Context<Self>,
3791    ) -> Task<Result<Entity<Buffer>>> {
3792        self.lsp_store.update(cx, |lsp_store, cx| {
3793            lsp_store.open_local_buffer_via_lsp(abs_path, language_server_id, cx)
3794        })
3795    }
3796
3797    pub fn hover<T: ToPointUtf16>(
3798        &self,
3799        buffer: &Entity<Buffer>,
3800        position: T,
3801        cx: &mut Context<Self>,
3802    ) -> Task<Option<Vec<Hover>>> {
3803        let position = position.to_point_utf16(buffer.read(cx));
3804        self.lsp_store
3805            .update(cx, |lsp_store, cx| lsp_store.hover(buffer, position, cx))
3806    }
3807
3808    pub fn linked_edits(
3809        &self,
3810        buffer: &Entity<Buffer>,
3811        position: Anchor,
3812        cx: &mut Context<Self>,
3813    ) -> Task<Result<Vec<Range<Anchor>>>> {
3814        self.lsp_store.update(cx, |lsp_store, cx| {
3815            lsp_store.linked_edits(buffer, position, cx)
3816        })
3817    }
3818
3819    pub fn completions<T: ToOffset + ToPointUtf16>(
3820        &self,
3821        buffer: &Entity<Buffer>,
3822        position: T,
3823        context: CompletionContext,
3824        cx: &mut Context<Self>,
3825    ) -> Task<Result<Vec<CompletionResponse>>> {
3826        let position = position.to_point_utf16(buffer.read(cx));
3827        self.lsp_store.update(cx, |lsp_store, cx| {
3828            lsp_store.completions(buffer, position, context, cx)
3829        })
3830    }
3831
3832    pub fn code_actions<T: Clone + ToOffset>(
3833        &mut self,
3834        buffer_handle: &Entity<Buffer>,
3835        range: Range<T>,
3836        kinds: Option<Vec<CodeActionKind>>,
3837        cx: &mut Context<Self>,
3838    ) -> Task<Result<Option<Vec<CodeAction>>>> {
3839        let buffer = buffer_handle.read(cx);
3840        let range = buffer.anchor_before(range.start)..buffer.anchor_before(range.end);
3841        self.lsp_store.update(cx, |lsp_store, cx| {
3842            lsp_store.code_actions(buffer_handle, range, kinds, cx)
3843        })
3844    }
3845
3846    pub fn code_lens_actions<T: Clone + ToOffset>(
3847        &mut self,
3848        buffer: &Entity<Buffer>,
3849        range: Range<T>,
3850        cx: &mut Context<Self>,
3851    ) -> Task<Result<Option<Vec<CodeAction>>>> {
3852        let snapshot = buffer.read(cx).snapshot();
3853        let range = range.to_point(&snapshot);
3854        let range_start = snapshot.anchor_before(range.start);
3855        let range_end = if range.start == range.end {
3856            range_start
3857        } else {
3858            snapshot.anchor_after(range.end)
3859        };
3860        let range = range_start..range_end;
3861        let code_lens_actions = self
3862            .lsp_store
3863            .update(cx, |lsp_store, cx| lsp_store.code_lens_actions(buffer, cx));
3864
3865        cx.background_spawn(async move {
3866            let mut code_lens_actions = code_lens_actions
3867                .await
3868                .map_err(|e| anyhow!("code lens fetch failed: {e:#}"))?;
3869            if let Some(code_lens_actions) = &mut code_lens_actions {
3870                code_lens_actions.retain(|code_lens_action| {
3871                    range
3872                        .start
3873                        .cmp(&code_lens_action.range.start, &snapshot)
3874                        .is_ge()
3875                        && range
3876                            .end
3877                            .cmp(&code_lens_action.range.end, &snapshot)
3878                            .is_le()
3879                });
3880            }
3881            Ok(code_lens_actions)
3882        })
3883    }
3884
3885    pub fn apply_code_action(
3886        &self,
3887        buffer_handle: Entity<Buffer>,
3888        action: CodeAction,
3889        push_to_history: bool,
3890        cx: &mut Context<Self>,
3891    ) -> Task<Result<ProjectTransaction>> {
3892        self.lsp_store.update(cx, |lsp_store, cx| {
3893            lsp_store.apply_code_action(buffer_handle, action, push_to_history, cx)
3894        })
3895    }
3896
3897    pub fn apply_code_action_kind(
3898        &self,
3899        buffers: HashSet<Entity<Buffer>>,
3900        kind: CodeActionKind,
3901        push_to_history: bool,
3902        cx: &mut Context<Self>,
3903    ) -> Task<Result<ProjectTransaction>> {
3904        self.lsp_store.update(cx, |lsp_store, cx| {
3905            lsp_store.apply_code_action_kind(buffers, kind, push_to_history, cx)
3906        })
3907    }
3908
3909    pub fn prepare_rename<T: ToPointUtf16>(
3910        &mut self,
3911        buffer: Entity<Buffer>,
3912        position: T,
3913        cx: &mut Context<Self>,
3914    ) -> Task<Result<PrepareRenameResponse>> {
3915        let position = position.to_point_utf16(buffer.read(cx));
3916        self.request_lsp(
3917            buffer,
3918            LanguageServerToQuery::FirstCapable,
3919            PrepareRename { position },
3920            cx,
3921        )
3922    }
3923
3924    pub fn perform_rename<T: ToPointUtf16>(
3925        &mut self,
3926        buffer: Entity<Buffer>,
3927        position: T,
3928        new_name: String,
3929        cx: &mut Context<Self>,
3930    ) -> Task<Result<ProjectTransaction>> {
3931        let push_to_history = true;
3932        let position = position.to_point_utf16(buffer.read(cx));
3933        self.request_lsp(
3934            buffer,
3935            LanguageServerToQuery::FirstCapable,
3936            PerformRename {
3937                position,
3938                new_name,
3939                push_to_history,
3940            },
3941            cx,
3942        )
3943    }
3944
3945    pub fn on_type_format<T: ToPointUtf16>(
3946        &mut self,
3947        buffer: Entity<Buffer>,
3948        position: T,
3949        trigger: String,
3950        push_to_history: bool,
3951        cx: &mut Context<Self>,
3952    ) -> Task<Result<Option<Transaction>>> {
3953        self.lsp_store.update(cx, |lsp_store, cx| {
3954            lsp_store.on_type_format(buffer, position, trigger, push_to_history, cx)
3955        })
3956    }
3957
3958    pub fn inline_values(
3959        &mut self,
3960        session: Entity<Session>,
3961        active_stack_frame: ActiveStackFrame,
3962        buffer_handle: Entity<Buffer>,
3963        range: Range<text::Anchor>,
3964        cx: &mut Context<Self>,
3965    ) -> Task<anyhow::Result<Vec<InlayHint>>> {
3966        let snapshot = buffer_handle.read(cx).snapshot();
3967
3968        let captures = snapshot.debug_variables_query(Anchor::MIN..range.end);
3969
3970        let row = snapshot
3971            .summary_for_anchor::<text::PointUtf16>(&range.end)
3972            .row as usize;
3973
3974        let inline_value_locations = provide_inline_values(captures, &snapshot, row);
3975
3976        let stack_frame_id = active_stack_frame.stack_frame_id;
3977        cx.spawn(async move |this, cx| {
3978            this.update(cx, |project, cx| {
3979                project.dap_store().update(cx, |dap_store, cx| {
3980                    dap_store.resolve_inline_value_locations(
3981                        session,
3982                        stack_frame_id,
3983                        buffer_handle,
3984                        inline_value_locations,
3985                        cx,
3986                    )
3987                })
3988            })?
3989            .await
3990        })
3991    }
3992
3993    pub fn search(&mut self, query: SearchQuery, cx: &mut Context<Self>) -> Receiver<SearchResult> {
3994        let (result_tx, result_rx) = smol::channel::unbounded();
3995
3996        let matching_buffers_rx = if query.is_opened_only() {
3997            self.sort_search_candidates(&query, cx)
3998        } else {
3999            self.find_search_candidate_buffers(&query, MAX_SEARCH_RESULT_FILES + 1, cx)
4000        };
4001
4002        cx.spawn(async move |_, cx| {
4003            let mut range_count = 0;
4004            let mut buffer_count = 0;
4005            let mut limit_reached = false;
4006            let query = Arc::new(query);
4007            let chunks = matching_buffers_rx.ready_chunks(64);
4008
4009            // Now that we know what paths match the query, we will load at most
4010            // 64 buffers at a time to avoid overwhelming the main thread. For each
4011            // opened buffer, we will spawn a background task that retrieves all the
4012            // ranges in the buffer matched by the query.
4013            let mut chunks = pin!(chunks);
4014            'outer: while let Some(matching_buffer_chunk) = chunks.next().await {
4015                let mut chunk_results = Vec::with_capacity(matching_buffer_chunk.len());
4016                for buffer in matching_buffer_chunk {
4017                    let query = query.clone();
4018                    let snapshot = buffer.read_with(cx, |buffer, _| buffer.snapshot())?;
4019                    chunk_results.push(cx.background_spawn(async move {
4020                        let ranges = query
4021                            .search(&snapshot, None)
4022                            .await
4023                            .iter()
4024                            .map(|range| {
4025                                snapshot.anchor_before(range.start)
4026                                    ..snapshot.anchor_after(range.end)
4027                            })
4028                            .collect::<Vec<_>>();
4029                        anyhow::Ok((buffer, ranges))
4030                    }));
4031                }
4032
4033                let chunk_results = futures::future::join_all(chunk_results).await;
4034                for result in chunk_results {
4035                    if let Some((buffer, ranges)) = result.log_err() {
4036                        range_count += ranges.len();
4037                        buffer_count += 1;
4038                        result_tx
4039                            .send(SearchResult::Buffer { buffer, ranges })
4040                            .await?;
4041                        if buffer_count > MAX_SEARCH_RESULT_FILES
4042                            || range_count > MAX_SEARCH_RESULT_RANGES
4043                        {
4044                            limit_reached = true;
4045                            break 'outer;
4046                        }
4047                    }
4048                }
4049            }
4050
4051            if limit_reached {
4052                result_tx.send(SearchResult::LimitReached).await?;
4053            }
4054
4055            anyhow::Ok(())
4056        })
4057        .detach();
4058
4059        result_rx
4060    }
4061
4062    fn find_search_candidate_buffers(
4063        &mut self,
4064        query: &SearchQuery,
4065        limit: usize,
4066        cx: &mut Context<Project>,
4067    ) -> Receiver<Entity<Buffer>> {
4068        if self.is_local() {
4069            let fs = self.fs.clone();
4070            self.buffer_store.update(cx, |buffer_store, cx| {
4071                buffer_store.find_search_candidates(query, limit, fs, cx)
4072            })
4073        } else {
4074            self.find_search_candidates_remote(query, limit, cx)
4075        }
4076    }
4077
4078    fn sort_search_candidates(
4079        &mut self,
4080        search_query: &SearchQuery,
4081        cx: &mut Context<Project>,
4082    ) -> Receiver<Entity<Buffer>> {
4083        let worktree_store = self.worktree_store.read(cx);
4084        let mut buffers = search_query
4085            .buffers()
4086            .into_iter()
4087            .flatten()
4088            .filter(|buffer| {
4089                let b = buffer.read(cx);
4090                if let Some(file) = b.file() {
4091                    if !search_query.match_path(file.path().as_std_path()) {
4092                        return false;
4093                    }
4094                    if let Some(entry) = b
4095                        .entry_id(cx)
4096                        .and_then(|entry_id| worktree_store.entry_for_id(entry_id, cx))
4097                        && entry.is_ignored
4098                        && !search_query.include_ignored()
4099                    {
4100                        return false;
4101                    }
4102                }
4103                true
4104            })
4105            .collect::<Vec<_>>();
4106        let (tx, rx) = smol::channel::unbounded();
4107        buffers.sort_by(|a, b| match (a.read(cx).file(), b.read(cx).file()) {
4108            (None, None) => a.read(cx).remote_id().cmp(&b.read(cx).remote_id()),
4109            (None, Some(_)) => std::cmp::Ordering::Less,
4110            (Some(_), None) => std::cmp::Ordering::Greater,
4111            (Some(a), Some(b)) => compare_paths(
4112                (a.path().as_std_path(), true),
4113                (b.path().as_std_path(), true),
4114            ),
4115        });
4116        for buffer in buffers {
4117            tx.send_blocking(buffer.clone()).unwrap()
4118        }
4119
4120        rx
4121    }
4122
4123    fn find_search_candidates_remote(
4124        &mut self,
4125        query: &SearchQuery,
4126        limit: usize,
4127        cx: &mut Context<Project>,
4128    ) -> Receiver<Entity<Buffer>> {
4129        let (tx, rx) = smol::channel::unbounded();
4130
4131        let (client, remote_id): (AnyProtoClient, _) = if let Some(ssh_client) = &self.remote_client
4132        {
4133            (ssh_client.read(cx).proto_client(), 0)
4134        } else if let Some(remote_id) = self.remote_id() {
4135            (self.collab_client.clone().into(), remote_id)
4136        } else {
4137            return rx;
4138        };
4139
4140        let request = client.request(proto::FindSearchCandidates {
4141            project_id: remote_id,
4142            query: Some(query.to_proto()),
4143            limit: limit as _,
4144        });
4145        let guard = self.retain_remotely_created_models(cx);
4146
4147        cx.spawn(async move |project, cx| {
4148            let response = request.await?;
4149            for buffer_id in response.buffer_ids {
4150                let buffer_id = BufferId::new(buffer_id)?;
4151                let buffer = project
4152                    .update(cx, |project, cx| {
4153                        project.buffer_store.update(cx, |buffer_store, cx| {
4154                            buffer_store.wait_for_remote_buffer(buffer_id, cx)
4155                        })
4156                    })?
4157                    .await?;
4158                let _ = tx.send(buffer).await;
4159            }
4160
4161            drop(guard);
4162            anyhow::Ok(())
4163        })
4164        .detach_and_log_err(cx);
4165        rx
4166    }
4167
4168    pub fn request_lsp<R: LspCommand>(
4169        &mut self,
4170        buffer_handle: Entity<Buffer>,
4171        server: LanguageServerToQuery,
4172        request: R,
4173        cx: &mut Context<Self>,
4174    ) -> Task<Result<R::Response>>
4175    where
4176        <R::LspRequest as lsp::request::Request>::Result: Send,
4177        <R::LspRequest as lsp::request::Request>::Params: Send,
4178    {
4179        let guard = self.retain_remotely_created_models(cx);
4180        let task = self.lsp_store.update(cx, |lsp_store, cx| {
4181            lsp_store.request_lsp(buffer_handle, server, request, cx)
4182        });
4183        cx.background_spawn(async move {
4184            let result = task.await;
4185            drop(guard);
4186            result
4187        })
4188    }
4189
4190    /// Move a worktree to a new position in the worktree order.
4191    ///
4192    /// The worktree will moved to the opposite side of the destination worktree.
4193    ///
4194    /// # Example
4195    ///
4196    /// Given the worktree order `[11, 22, 33]` and a call to move worktree `22` to `33`,
4197    /// worktree_order will be updated to produce the indexes `[11, 33, 22]`.
4198    ///
4199    /// Given the worktree order `[11, 22, 33]` and a call to move worktree `22` to `11`,
4200    /// worktree_order will be updated to produce the indexes `[22, 11, 33]`.
4201    ///
4202    /// # Errors
4203    ///
4204    /// An error will be returned if the worktree or destination worktree are not found.
4205    pub fn move_worktree(
4206        &mut self,
4207        source: WorktreeId,
4208        destination: WorktreeId,
4209        cx: &mut Context<Self>,
4210    ) -> Result<()> {
4211        self.worktree_store.update(cx, |worktree_store, cx| {
4212            worktree_store.move_worktree(source, destination, cx)
4213        })
4214    }
4215
4216    pub fn find_or_create_worktree(
4217        &mut self,
4218        abs_path: impl AsRef<Path>,
4219        visible: bool,
4220        cx: &mut Context<Self>,
4221    ) -> Task<Result<(Entity<Worktree>, Arc<RelPath>)>> {
4222        self.worktree_store.update(cx, |worktree_store, cx| {
4223            worktree_store.find_or_create_worktree(abs_path, visible, cx)
4224        })
4225    }
4226
4227    pub fn find_worktree(
4228        &self,
4229        abs_path: &Path,
4230        cx: &App,
4231    ) -> Option<(Entity<Worktree>, Arc<RelPath>)> {
4232        self.worktree_store.read(cx).find_worktree(abs_path, cx)
4233    }
4234
4235    pub fn is_shared(&self) -> bool {
4236        match &self.client_state {
4237            ProjectClientState::Shared { .. } => true,
4238            ProjectClientState::Local => false,
4239            ProjectClientState::Remote { .. } => true,
4240        }
4241    }
4242
4243    /// Returns the resolved version of `path`, that was found in `buffer`, if it exists.
4244    pub fn resolve_path_in_buffer(
4245        &self,
4246        path: &str,
4247        buffer: &Entity<Buffer>,
4248        cx: &mut Context<Self>,
4249    ) -> Task<Option<ResolvedPath>> {
4250        if util::paths::is_absolute(path, self.path_style(cx)) || path.starts_with("~") {
4251            self.resolve_abs_path(path, cx)
4252        } else {
4253            self.resolve_path_in_worktrees(path, buffer, cx)
4254        }
4255    }
4256
4257    pub fn resolve_abs_file_path(
4258        &self,
4259        path: &str,
4260        cx: &mut Context<Self>,
4261    ) -> Task<Option<ResolvedPath>> {
4262        let resolve_task = self.resolve_abs_path(path, cx);
4263        cx.background_spawn(async move {
4264            let resolved_path = resolve_task.await;
4265            resolved_path.filter(|path| path.is_file())
4266        })
4267    }
4268
4269    pub fn resolve_abs_path(&self, path: &str, cx: &App) -> Task<Option<ResolvedPath>> {
4270        if self.is_local() {
4271            let expanded = PathBuf::from(shellexpand::tilde(&path).into_owned());
4272            let fs = self.fs.clone();
4273            cx.background_spawn(async move {
4274                let metadata = fs.metadata(&expanded).await.ok().flatten();
4275
4276                metadata.map(|metadata| ResolvedPath::AbsPath {
4277                    path: expanded.to_string_lossy().into_owned(),
4278                    is_dir: metadata.is_dir,
4279                })
4280            })
4281        } else if let Some(ssh_client) = self.remote_client.as_ref() {
4282            let request = ssh_client
4283                .read(cx)
4284                .proto_client()
4285                .request(proto::GetPathMetadata {
4286                    project_id: REMOTE_SERVER_PROJECT_ID,
4287                    path: path.into(),
4288                });
4289            cx.background_spawn(async move {
4290                let response = request.await.log_err()?;
4291                if response.exists {
4292                    Some(ResolvedPath::AbsPath {
4293                        path: response.path,
4294                        is_dir: response.is_dir,
4295                    })
4296                } else {
4297                    None
4298                }
4299            })
4300        } else {
4301            Task::ready(None)
4302        }
4303    }
4304
4305    fn resolve_path_in_worktrees(
4306        &self,
4307        path: &str,
4308        buffer: &Entity<Buffer>,
4309        cx: &mut Context<Self>,
4310    ) -> Task<Option<ResolvedPath>> {
4311        let mut candidates = vec![];
4312        let path_style = self.path_style(cx);
4313        if let Ok(path) = RelPath::new(path.as_ref(), path_style) {
4314            candidates.push(path.into_arc());
4315        }
4316
4317        if let Some(file) = buffer.read(cx).file()
4318            && let Some(dir) = file.path().parent()
4319        {
4320            if let Some(joined) = path_style.join(&*dir.display(path_style), path)
4321                && let Some(joined) = RelPath::new(joined.as_ref(), path_style).ok()
4322            {
4323                candidates.push(joined.into_arc());
4324            }
4325        }
4326
4327        let buffer_worktree_id = buffer.read(cx).file().map(|file| file.worktree_id(cx));
4328        let worktrees_with_ids: Vec<_> = self
4329            .worktrees(cx)
4330            .map(|worktree| {
4331                let id = worktree.read(cx).id();
4332                (worktree, id)
4333            })
4334            .collect();
4335
4336        cx.spawn(async move |_, cx| {
4337            if let Some(buffer_worktree_id) = buffer_worktree_id
4338                && let Some((worktree, _)) = worktrees_with_ids
4339                    .iter()
4340                    .find(|(_, id)| *id == buffer_worktree_id)
4341            {
4342                for candidate in candidates.iter() {
4343                    if let Some(path) = Self::resolve_path_in_worktree(worktree, candidate, cx) {
4344                        return Some(path);
4345                    }
4346                }
4347            }
4348            for (worktree, id) in worktrees_with_ids {
4349                if Some(id) == buffer_worktree_id {
4350                    continue;
4351                }
4352                for candidate in candidates.iter() {
4353                    if let Some(path) = Self::resolve_path_in_worktree(&worktree, candidate, cx) {
4354                        return Some(path);
4355                    }
4356                }
4357            }
4358            None
4359        })
4360    }
4361
4362    fn resolve_path_in_worktree(
4363        worktree: &Entity<Worktree>,
4364        path: &RelPath,
4365        cx: &mut AsyncApp,
4366    ) -> Option<ResolvedPath> {
4367        worktree
4368            .read_with(cx, |worktree, _| {
4369                worktree.entry_for_path(path).map(|entry| {
4370                    let project_path = ProjectPath {
4371                        worktree_id: worktree.id(),
4372                        path: entry.path.clone(),
4373                    };
4374                    ResolvedPath::ProjectPath {
4375                        project_path,
4376                        is_dir: entry.is_dir(),
4377                    }
4378                })
4379            })
4380            .ok()?
4381    }
4382
4383    pub fn list_directory(
4384        &self,
4385        query: String,
4386        cx: &mut Context<Self>,
4387    ) -> Task<Result<Vec<DirectoryItem>>> {
4388        if self.is_local() {
4389            DirectoryLister::Local(cx.entity(), self.fs.clone()).list_directory(query, cx)
4390        } else if let Some(session) = self.remote_client.as_ref() {
4391            let request = proto::ListRemoteDirectory {
4392                dev_server_id: REMOTE_SERVER_PROJECT_ID,
4393                path: query,
4394                config: Some(proto::ListRemoteDirectoryConfig { is_dir: true }),
4395            };
4396
4397            let response = session.read(cx).proto_client().request(request);
4398            cx.background_spawn(async move {
4399                let proto::ListRemoteDirectoryResponse {
4400                    entries,
4401                    entry_info,
4402                } = response.await?;
4403                Ok(entries
4404                    .into_iter()
4405                    .zip(entry_info)
4406                    .map(|(entry, info)| DirectoryItem {
4407                        path: PathBuf::from(entry),
4408                        is_dir: info.is_dir,
4409                    })
4410                    .collect())
4411            })
4412        } else {
4413            Task::ready(Err(anyhow!("cannot list directory in remote project")))
4414        }
4415    }
4416
4417    pub fn create_worktree(
4418        &mut self,
4419        abs_path: impl AsRef<Path>,
4420        visible: bool,
4421        cx: &mut Context<Self>,
4422    ) -> Task<Result<Entity<Worktree>>> {
4423        self.worktree_store.update(cx, |worktree_store, cx| {
4424            worktree_store.create_worktree(abs_path, visible, cx)
4425        })
4426    }
4427
4428    pub fn remove_worktree(&mut self, id_to_remove: WorktreeId, cx: &mut Context<Self>) {
4429        self.worktree_store.update(cx, |worktree_store, cx| {
4430            worktree_store.remove_worktree(id_to_remove, cx);
4431        });
4432    }
4433
4434    fn add_worktree(&mut self, worktree: &Entity<Worktree>, cx: &mut Context<Self>) {
4435        self.worktree_store.update(cx, |worktree_store, cx| {
4436            worktree_store.add(worktree, cx);
4437        });
4438    }
4439
4440    pub fn set_active_path(&mut self, entry: Option<ProjectPath>, cx: &mut Context<Self>) {
4441        let new_active_entry = entry.and_then(|project_path| {
4442            let worktree = self.worktree_for_id(project_path.worktree_id, cx)?;
4443            let entry = worktree.read(cx).entry_for_path(&project_path.path)?;
4444            Some(entry.id)
4445        });
4446        if new_active_entry != self.active_entry {
4447            self.active_entry = new_active_entry;
4448            self.lsp_store.update(cx, |lsp_store, _| {
4449                lsp_store.set_active_entry(new_active_entry);
4450            });
4451            cx.emit(Event::ActiveEntryChanged(new_active_entry));
4452        }
4453    }
4454
4455    pub fn language_servers_running_disk_based_diagnostics<'a>(
4456        &'a self,
4457        cx: &'a App,
4458    ) -> impl Iterator<Item = LanguageServerId> + 'a {
4459        self.lsp_store
4460            .read(cx)
4461            .language_servers_running_disk_based_diagnostics()
4462    }
4463
4464    pub fn diagnostic_summary(&self, include_ignored: bool, cx: &App) -> DiagnosticSummary {
4465        self.lsp_store
4466            .read(cx)
4467            .diagnostic_summary(include_ignored, cx)
4468    }
4469
4470    /// Returns a summary of the diagnostics for the provided project path only.
4471    pub fn diagnostic_summary_for_path(&self, path: &ProjectPath, cx: &App) -> DiagnosticSummary {
4472        self.lsp_store
4473            .read(cx)
4474            .diagnostic_summary_for_path(path, cx)
4475    }
4476
4477    pub fn diagnostic_summaries<'a>(
4478        &'a self,
4479        include_ignored: bool,
4480        cx: &'a App,
4481    ) -> impl Iterator<Item = (ProjectPath, LanguageServerId, DiagnosticSummary)> + 'a {
4482        self.lsp_store
4483            .read(cx)
4484            .diagnostic_summaries(include_ignored, cx)
4485    }
4486
4487    pub fn active_entry(&self) -> Option<ProjectEntryId> {
4488        self.active_entry
4489    }
4490
4491    pub fn entry_for_path<'a>(&'a self, path: &ProjectPath, cx: &'a App) -> Option<&'a Entry> {
4492        self.worktree_store.read(cx).entry_for_path(path, cx)
4493    }
4494
4495    pub fn path_for_entry(&self, entry_id: ProjectEntryId, cx: &App) -> Option<ProjectPath> {
4496        let worktree = self.worktree_for_entry(entry_id, cx)?;
4497        let worktree = worktree.read(cx);
4498        let worktree_id = worktree.id();
4499        let path = worktree.entry_for_id(entry_id)?.path.clone();
4500        Some(ProjectPath { worktree_id, path })
4501    }
4502
4503    pub fn absolute_path(&self, project_path: &ProjectPath, cx: &App) -> Option<PathBuf> {
4504        Some(
4505            self.worktree_for_id(project_path.worktree_id, cx)?
4506                .read(cx)
4507                .absolutize(&project_path.path),
4508        )
4509    }
4510
4511    /// Attempts to find a `ProjectPath` corresponding to the given path. If the path
4512    /// is a *full path*, meaning it starts with the root name of a worktree, we'll locate
4513    /// it in that worktree. Otherwise, we'll attempt to find it as a relative path in
4514    /// the first visible worktree that has an entry for that relative path.
4515    ///
4516    /// We use this to resolve edit steps, when there's a chance an LLM may omit the workree
4517    /// root name from paths.
4518    ///
4519    /// # Arguments
4520    ///
4521    /// * `path` - An absolute path, or a full path that starts with a worktree root name, or a
4522    ///   relative path within a visible worktree.
4523    /// * `cx` - A reference to the `AppContext`.
4524    ///
4525    /// # Returns
4526    ///
4527    /// Returns `Some(ProjectPath)` if a matching worktree is found, otherwise `None`.
4528    pub fn find_project_path(&self, path: impl AsRef<Path>, cx: &App) -> Option<ProjectPath> {
4529        let path_style = self.path_style(cx);
4530        let path = path.as_ref();
4531        let worktree_store = self.worktree_store.read(cx);
4532
4533        if is_absolute(&path.to_string_lossy(), path_style) {
4534            for worktree in worktree_store.visible_worktrees(cx) {
4535                let worktree_abs_path = worktree.read(cx).abs_path();
4536
4537                if let Ok(relative_path) = path.strip_prefix(worktree_abs_path)
4538                    && let Ok(path) = RelPath::new(relative_path, path_style)
4539                {
4540                    return Some(ProjectPath {
4541                        worktree_id: worktree.read(cx).id(),
4542                        path: path.into_arc(),
4543                    });
4544                }
4545            }
4546        } else {
4547            for worktree in worktree_store.visible_worktrees(cx) {
4548                let worktree_root_name = worktree.read(cx).root_name();
4549                if let Ok(relative_path) = path.strip_prefix(worktree_root_name.as_std_path())
4550                    && let Ok(path) = RelPath::new(relative_path, path_style)
4551                {
4552                    return Some(ProjectPath {
4553                        worktree_id: worktree.read(cx).id(),
4554                        path: path.into_arc(),
4555                    });
4556                }
4557            }
4558
4559            for worktree in worktree_store.visible_worktrees(cx) {
4560                let worktree = worktree.read(cx);
4561                if let Ok(path) = RelPath::new(path, path_style)
4562                    && let Some(entry) = worktree.entry_for_path(&path)
4563                {
4564                    return Some(ProjectPath {
4565                        worktree_id: worktree.id(),
4566                        path: entry.path.clone(),
4567                    });
4568                }
4569            }
4570        }
4571
4572        None
4573    }
4574
4575    /// If there's only one visible worktree, returns the given worktree-relative path with no prefix.
4576    ///
4577    /// Otherwise, returns the full path for the project path (obtained by prefixing the worktree-relative path with the name of the worktree).
4578    pub fn short_full_path_for_project_path(
4579        &self,
4580        project_path: &ProjectPath,
4581        cx: &App,
4582    ) -> Option<String> {
4583        let path_style = self.path_style(cx);
4584        if self.visible_worktrees(cx).take(2).count() < 2 {
4585            return Some(project_path.path.display(path_style).to_string());
4586        }
4587        self.worktree_for_id(project_path.worktree_id, cx)
4588            .map(|worktree| {
4589                let worktree_name = worktree.read(cx).root_name();
4590                worktree_name
4591                    .join(&project_path.path)
4592                    .display(path_style)
4593                    .to_string()
4594            })
4595    }
4596
4597    pub fn project_path_for_absolute_path(&self, abs_path: &Path, cx: &App) -> Option<ProjectPath> {
4598        self.find_worktree(abs_path, cx)
4599            .map(|(worktree, relative_path)| ProjectPath {
4600                worktree_id: worktree.read(cx).id(),
4601                path: relative_path,
4602            })
4603    }
4604
4605    pub fn get_workspace_root(&self, project_path: &ProjectPath, cx: &App) -> Option<PathBuf> {
4606        Some(
4607            self.worktree_for_id(project_path.worktree_id, cx)?
4608                .read(cx)
4609                .abs_path()
4610                .to_path_buf(),
4611        )
4612    }
4613
4614    pub fn blame_buffer(
4615        &self,
4616        buffer: &Entity<Buffer>,
4617        version: Option<clock::Global>,
4618        cx: &mut App,
4619    ) -> Task<Result<Option<Blame>>> {
4620        self.git_store.update(cx, |git_store, cx| {
4621            git_store.blame_buffer(buffer, version, cx)
4622        })
4623    }
4624
4625    pub fn get_permalink_to_line(
4626        &self,
4627        buffer: &Entity<Buffer>,
4628        selection: Range<u32>,
4629        cx: &mut App,
4630    ) -> Task<Result<url::Url>> {
4631        self.git_store.update(cx, |git_store, cx| {
4632            git_store.get_permalink_to_line(buffer, selection, cx)
4633        })
4634    }
4635
4636    // RPC message handlers
4637
4638    async fn handle_unshare_project(
4639        this: Entity<Self>,
4640        _: TypedEnvelope<proto::UnshareProject>,
4641        mut cx: AsyncApp,
4642    ) -> Result<()> {
4643        this.update(&mut cx, |this, cx| {
4644            if this.is_local() || this.is_via_remote_server() {
4645                this.unshare(cx)?;
4646            } else {
4647                this.disconnected_from_host(cx);
4648            }
4649            Ok(())
4650        })?
4651    }
4652
4653    async fn handle_add_collaborator(
4654        this: Entity<Self>,
4655        mut envelope: TypedEnvelope<proto::AddProjectCollaborator>,
4656        mut cx: AsyncApp,
4657    ) -> Result<()> {
4658        let collaborator = envelope
4659            .payload
4660            .collaborator
4661            .take()
4662            .context("empty collaborator")?;
4663
4664        let collaborator = Collaborator::from_proto(collaborator)?;
4665        this.update(&mut cx, |this, cx| {
4666            this.buffer_store.update(cx, |buffer_store, _| {
4667                buffer_store.forget_shared_buffers_for(&collaborator.peer_id);
4668            });
4669            this.breakpoint_store.read(cx).broadcast();
4670            cx.emit(Event::CollaboratorJoined(collaborator.peer_id));
4671            this.collaborators
4672                .insert(collaborator.peer_id, collaborator);
4673        })?;
4674
4675        Ok(())
4676    }
4677
4678    async fn handle_update_project_collaborator(
4679        this: Entity<Self>,
4680        envelope: TypedEnvelope<proto::UpdateProjectCollaborator>,
4681        mut cx: AsyncApp,
4682    ) -> Result<()> {
4683        let old_peer_id = envelope
4684            .payload
4685            .old_peer_id
4686            .context("missing old peer id")?;
4687        let new_peer_id = envelope
4688            .payload
4689            .new_peer_id
4690            .context("missing new peer id")?;
4691        this.update(&mut cx, |this, cx| {
4692            let collaborator = this
4693                .collaborators
4694                .remove(&old_peer_id)
4695                .context("received UpdateProjectCollaborator for unknown peer")?;
4696            let is_host = collaborator.is_host;
4697            this.collaborators.insert(new_peer_id, collaborator);
4698
4699            log::info!("peer {} became {}", old_peer_id, new_peer_id,);
4700            this.buffer_store.update(cx, |buffer_store, _| {
4701                buffer_store.update_peer_id(&old_peer_id, new_peer_id)
4702            });
4703
4704            if is_host {
4705                this.buffer_store
4706                    .update(cx, |buffer_store, _| buffer_store.discard_incomplete());
4707                this.enqueue_buffer_ordered_message(BufferOrderedMessage::Resync)
4708                    .unwrap();
4709                cx.emit(Event::HostReshared);
4710            }
4711
4712            cx.emit(Event::CollaboratorUpdated {
4713                old_peer_id,
4714                new_peer_id,
4715            });
4716            Ok(())
4717        })?
4718    }
4719
4720    async fn handle_remove_collaborator(
4721        this: Entity<Self>,
4722        envelope: TypedEnvelope<proto::RemoveProjectCollaborator>,
4723        mut cx: AsyncApp,
4724    ) -> Result<()> {
4725        this.update(&mut cx, |this, cx| {
4726            let peer_id = envelope.payload.peer_id.context("invalid peer id")?;
4727            let replica_id = this
4728                .collaborators
4729                .remove(&peer_id)
4730                .with_context(|| format!("unknown peer {peer_id:?}"))?
4731                .replica_id;
4732            this.buffer_store.update(cx, |buffer_store, cx| {
4733                buffer_store.forget_shared_buffers_for(&peer_id);
4734                for buffer in buffer_store.buffers() {
4735                    buffer.update(cx, |buffer, cx| buffer.remove_peer(replica_id, cx));
4736                }
4737            });
4738            this.git_store.update(cx, |git_store, _| {
4739                git_store.forget_shared_diffs_for(&peer_id);
4740            });
4741
4742            cx.emit(Event::CollaboratorLeft(peer_id));
4743            Ok(())
4744        })?
4745    }
4746
4747    async fn handle_update_project(
4748        this: Entity<Self>,
4749        envelope: TypedEnvelope<proto::UpdateProject>,
4750        mut cx: AsyncApp,
4751    ) -> Result<()> {
4752        this.update(&mut cx, |this, cx| {
4753            // Don't handle messages that were sent before the response to us joining the project
4754            if envelope.message_id > this.join_project_response_message_id {
4755                this.set_worktrees_from_proto(envelope.payload.worktrees, cx)?;
4756            }
4757            Ok(())
4758        })?
4759    }
4760
4761    async fn handle_toast(
4762        this: Entity<Self>,
4763        envelope: TypedEnvelope<proto::Toast>,
4764        mut cx: AsyncApp,
4765    ) -> Result<()> {
4766        this.update(&mut cx, |_, cx| {
4767            cx.emit(Event::Toast {
4768                notification_id: envelope.payload.notification_id.into(),
4769                message: envelope.payload.message,
4770            });
4771            Ok(())
4772        })?
4773    }
4774
4775    async fn handle_language_server_prompt_request(
4776        this: Entity<Self>,
4777        envelope: TypedEnvelope<proto::LanguageServerPromptRequest>,
4778        mut cx: AsyncApp,
4779    ) -> Result<proto::LanguageServerPromptResponse> {
4780        let (tx, rx) = smol::channel::bounded(1);
4781        let actions: Vec<_> = envelope
4782            .payload
4783            .actions
4784            .into_iter()
4785            .map(|action| MessageActionItem {
4786                title: action,
4787                properties: Default::default(),
4788            })
4789            .collect();
4790        this.update(&mut cx, |_, cx| {
4791            cx.emit(Event::LanguageServerPrompt(LanguageServerPromptRequest {
4792                level: proto_to_prompt(envelope.payload.level.context("Invalid prompt level")?),
4793                message: envelope.payload.message,
4794                actions: actions.clone(),
4795                lsp_name: envelope.payload.lsp_name,
4796                response_channel: tx,
4797            }));
4798
4799            anyhow::Ok(())
4800        })??;
4801
4802        // We drop `this` to avoid holding a reference in this future for too
4803        // long.
4804        // If we keep the reference, we might not drop the `Project` early
4805        // enough when closing a window and it will only get releases on the
4806        // next `flush_effects()` call.
4807        drop(this);
4808
4809        let mut rx = pin!(rx);
4810        let answer = rx.next().await;
4811
4812        Ok(LanguageServerPromptResponse {
4813            action_response: answer.and_then(|answer| {
4814                actions
4815                    .iter()
4816                    .position(|action| *action == answer)
4817                    .map(|index| index as u64)
4818            }),
4819        })
4820    }
4821
4822    async fn handle_hide_toast(
4823        this: Entity<Self>,
4824        envelope: TypedEnvelope<proto::HideToast>,
4825        mut cx: AsyncApp,
4826    ) -> Result<()> {
4827        this.update(&mut cx, |_, cx| {
4828            cx.emit(Event::HideToast {
4829                notification_id: envelope.payload.notification_id.into(),
4830            });
4831            Ok(())
4832        })?
4833    }
4834
4835    // Collab sends UpdateWorktree protos as messages
4836    async fn handle_update_worktree(
4837        this: Entity<Self>,
4838        envelope: TypedEnvelope<proto::UpdateWorktree>,
4839        mut cx: AsyncApp,
4840    ) -> Result<()> {
4841        this.update(&mut cx, |this, cx| {
4842            let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
4843            if let Some(worktree) = this.worktree_for_id(worktree_id, cx) {
4844                worktree.update(cx, |worktree, _| {
4845                    let worktree = worktree.as_remote_mut().unwrap();
4846                    worktree.update_from_remote(envelope.payload);
4847                });
4848            }
4849            Ok(())
4850        })?
4851    }
4852
4853    async fn handle_update_buffer_from_remote_server(
4854        this: Entity<Self>,
4855        envelope: TypedEnvelope<proto::UpdateBuffer>,
4856        cx: AsyncApp,
4857    ) -> Result<proto::Ack> {
4858        let buffer_store = this.read_with(&cx, |this, cx| {
4859            if let Some(remote_id) = this.remote_id() {
4860                let mut payload = envelope.payload.clone();
4861                payload.project_id = remote_id;
4862                cx.background_spawn(this.collab_client.request(payload))
4863                    .detach_and_log_err(cx);
4864            }
4865            this.buffer_store.clone()
4866        })?;
4867        BufferStore::handle_update_buffer(buffer_store, envelope, cx).await
4868    }
4869
4870    async fn handle_update_buffer(
4871        this: Entity<Self>,
4872        envelope: TypedEnvelope<proto::UpdateBuffer>,
4873        cx: AsyncApp,
4874    ) -> Result<proto::Ack> {
4875        let buffer_store = this.read_with(&cx, |this, cx| {
4876            if let Some(ssh) = &this.remote_client {
4877                let mut payload = envelope.payload.clone();
4878                payload.project_id = REMOTE_SERVER_PROJECT_ID;
4879                cx.background_spawn(ssh.read(cx).proto_client().request(payload))
4880                    .detach_and_log_err(cx);
4881            }
4882            this.buffer_store.clone()
4883        })?;
4884        BufferStore::handle_update_buffer(buffer_store, envelope, cx).await
4885    }
4886
4887    fn retain_remotely_created_models(
4888        &mut self,
4889        cx: &mut Context<Self>,
4890    ) -> RemotelyCreatedModelGuard {
4891        {
4892            let mut remotely_create_models = self.remotely_created_models.lock();
4893            if remotely_create_models.retain_count == 0 {
4894                remotely_create_models.buffers = self.buffer_store.read(cx).buffers().collect();
4895                remotely_create_models.worktrees =
4896                    self.worktree_store.read(cx).worktrees().collect();
4897            }
4898            remotely_create_models.retain_count += 1;
4899        }
4900        RemotelyCreatedModelGuard {
4901            remote_models: Arc::downgrade(&self.remotely_created_models),
4902        }
4903    }
4904
4905    async fn handle_create_buffer_for_peer(
4906        this: Entity<Self>,
4907        envelope: TypedEnvelope<proto::CreateBufferForPeer>,
4908        mut cx: AsyncApp,
4909    ) -> Result<()> {
4910        this.update(&mut cx, |this, cx| {
4911            this.buffer_store.update(cx, |buffer_store, cx| {
4912                buffer_store.handle_create_buffer_for_peer(
4913                    envelope,
4914                    this.replica_id(),
4915                    this.capability(),
4916                    cx,
4917                )
4918            })
4919        })?
4920    }
4921
4922    async fn handle_toggle_lsp_logs(
4923        project: Entity<Self>,
4924        envelope: TypedEnvelope<proto::ToggleLspLogs>,
4925        mut cx: AsyncApp,
4926    ) -> Result<()> {
4927        let toggled_log_kind =
4928            match proto::toggle_lsp_logs::LogType::from_i32(envelope.payload.log_type)
4929                .context("invalid log type")?
4930            {
4931                proto::toggle_lsp_logs::LogType::Log => LogKind::Logs,
4932                proto::toggle_lsp_logs::LogType::Trace => LogKind::Trace,
4933                proto::toggle_lsp_logs::LogType::Rpc => LogKind::Rpc,
4934            };
4935        project.update(&mut cx, |_, cx| {
4936            cx.emit(Event::ToggleLspLogs {
4937                server_id: LanguageServerId::from_proto(envelope.payload.server_id),
4938                enabled: envelope.payload.enabled,
4939                toggled_log_kind,
4940            })
4941        })?;
4942        Ok(())
4943    }
4944
4945    async fn handle_synchronize_buffers(
4946        this: Entity<Self>,
4947        envelope: TypedEnvelope<proto::SynchronizeBuffers>,
4948        mut cx: AsyncApp,
4949    ) -> Result<proto::SynchronizeBuffersResponse> {
4950        let response = this.update(&mut cx, |this, cx| {
4951            let client = this.collab_client.clone();
4952            this.buffer_store.update(cx, |this, cx| {
4953                this.handle_synchronize_buffers(envelope, cx, client)
4954            })
4955        })??;
4956
4957        Ok(response)
4958    }
4959
4960    async fn handle_search_candidate_buffers(
4961        this: Entity<Self>,
4962        envelope: TypedEnvelope<proto::FindSearchCandidates>,
4963        mut cx: AsyncApp,
4964    ) -> Result<proto::FindSearchCandidatesResponse> {
4965        let peer_id = envelope.original_sender_id()?;
4966        let message = envelope.payload;
4967        let path_style = this.read_with(&cx, |this, cx| this.path_style(cx))?;
4968        let query =
4969            SearchQuery::from_proto(message.query.context("missing query field")?, path_style)?;
4970        let results = this.update(&mut cx, |this, cx| {
4971            this.find_search_candidate_buffers(&query, message.limit as _, cx)
4972        })?;
4973
4974        let mut response = proto::FindSearchCandidatesResponse {
4975            buffer_ids: Vec::new(),
4976        };
4977
4978        while let Ok(buffer) = results.recv().await {
4979            this.update(&mut cx, |this, cx| {
4980                let buffer_id = this.create_buffer_for_peer(&buffer, peer_id, cx);
4981                response.buffer_ids.push(buffer_id.to_proto());
4982            })?;
4983        }
4984
4985        Ok(response)
4986    }
4987
4988    async fn handle_open_buffer_by_id(
4989        this: Entity<Self>,
4990        envelope: TypedEnvelope<proto::OpenBufferById>,
4991        mut cx: AsyncApp,
4992    ) -> Result<proto::OpenBufferResponse> {
4993        let peer_id = envelope.original_sender_id()?;
4994        let buffer_id = BufferId::new(envelope.payload.id)?;
4995        let buffer = this
4996            .update(&mut cx, |this, cx| this.open_buffer_by_id(buffer_id, cx))?
4997            .await?;
4998        Project::respond_to_open_buffer_request(this, buffer, peer_id, &mut cx)
4999    }
5000
5001    async fn handle_open_buffer_by_path(
5002        this: Entity<Self>,
5003        envelope: TypedEnvelope<proto::OpenBufferByPath>,
5004        mut cx: AsyncApp,
5005    ) -> Result<proto::OpenBufferResponse> {
5006        let peer_id = envelope.original_sender_id()?;
5007        let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
5008        let path = RelPath::from_proto(&envelope.payload.path)?;
5009        let open_buffer = this
5010            .update(&mut cx, |this, cx| {
5011                this.open_buffer(ProjectPath { worktree_id, path }, cx)
5012            })?
5013            .await?;
5014        Project::respond_to_open_buffer_request(this, open_buffer, peer_id, &mut cx)
5015    }
5016
5017    async fn handle_open_new_buffer(
5018        this: Entity<Self>,
5019        envelope: TypedEnvelope<proto::OpenNewBuffer>,
5020        mut cx: AsyncApp,
5021    ) -> Result<proto::OpenBufferResponse> {
5022        let buffer = this
5023            .update(&mut cx, |this, cx| this.create_buffer(true, cx))?
5024            .await?;
5025        let peer_id = envelope.original_sender_id()?;
5026
5027        Project::respond_to_open_buffer_request(this, buffer, peer_id, &mut cx)
5028    }
5029
5030    fn respond_to_open_buffer_request(
5031        this: Entity<Self>,
5032        buffer: Entity<Buffer>,
5033        peer_id: proto::PeerId,
5034        cx: &mut AsyncApp,
5035    ) -> Result<proto::OpenBufferResponse> {
5036        this.update(cx, |this, cx| {
5037            let is_private = buffer
5038                .read(cx)
5039                .file()
5040                .map(|f| f.is_private())
5041                .unwrap_or_default();
5042            anyhow::ensure!(!is_private, ErrorCode::UnsharedItem);
5043            Ok(proto::OpenBufferResponse {
5044                buffer_id: this.create_buffer_for_peer(&buffer, peer_id, cx).into(),
5045            })
5046        })?
5047    }
5048
5049    fn create_buffer_for_peer(
5050        &mut self,
5051        buffer: &Entity<Buffer>,
5052        peer_id: proto::PeerId,
5053        cx: &mut App,
5054    ) -> BufferId {
5055        self.buffer_store
5056            .update(cx, |buffer_store, cx| {
5057                buffer_store.create_buffer_for_peer(buffer, peer_id, cx)
5058            })
5059            .detach_and_log_err(cx);
5060        buffer.read(cx).remote_id()
5061    }
5062
5063    fn synchronize_remote_buffers(&mut self, cx: &mut Context<Self>) -> Task<Result<()>> {
5064        let project_id = match self.client_state {
5065            ProjectClientState::Remote {
5066                sharing_has_stopped,
5067                remote_id,
5068                ..
5069            } => {
5070                if sharing_has_stopped {
5071                    return Task::ready(Err(anyhow!(
5072                        "can't synchronize remote buffers on a readonly project"
5073                    )));
5074                } else {
5075                    remote_id
5076                }
5077            }
5078            ProjectClientState::Shared { .. } | ProjectClientState::Local => {
5079                return Task::ready(Err(anyhow!(
5080                    "can't synchronize remote buffers on a local project"
5081                )));
5082            }
5083        };
5084
5085        let client = self.collab_client.clone();
5086        cx.spawn(async move |this, cx| {
5087            let (buffers, incomplete_buffer_ids) = this.update(cx, |this, cx| {
5088                this.buffer_store.read(cx).buffer_version_info(cx)
5089            })?;
5090            let response = client
5091                .request(proto::SynchronizeBuffers {
5092                    project_id,
5093                    buffers,
5094                })
5095                .await?;
5096
5097            let send_updates_for_buffers = this.update(cx, |this, cx| {
5098                response
5099                    .buffers
5100                    .into_iter()
5101                    .map(|buffer| {
5102                        let client = client.clone();
5103                        let buffer_id = match BufferId::new(buffer.id) {
5104                            Ok(id) => id,
5105                            Err(e) => {
5106                                return Task::ready(Err(e));
5107                            }
5108                        };
5109                        let remote_version = language::proto::deserialize_version(&buffer.version);
5110                        if let Some(buffer) = this.buffer_for_id(buffer_id, cx) {
5111                            let operations =
5112                                buffer.read(cx).serialize_ops(Some(remote_version), cx);
5113                            cx.background_spawn(async move {
5114                                let operations = operations.await;
5115                                for chunk in split_operations(operations) {
5116                                    client
5117                                        .request(proto::UpdateBuffer {
5118                                            project_id,
5119                                            buffer_id: buffer_id.into(),
5120                                            operations: chunk,
5121                                        })
5122                                        .await?;
5123                                }
5124                                anyhow::Ok(())
5125                            })
5126                        } else {
5127                            Task::ready(Ok(()))
5128                        }
5129                    })
5130                    .collect::<Vec<_>>()
5131            })?;
5132
5133            // Any incomplete buffers have open requests waiting. Request that the host sends
5134            // creates these buffers for us again to unblock any waiting futures.
5135            for id in incomplete_buffer_ids {
5136                cx.background_spawn(client.request(proto::OpenBufferById {
5137                    project_id,
5138                    id: id.into(),
5139                }))
5140                .detach();
5141            }
5142
5143            futures::future::join_all(send_updates_for_buffers)
5144                .await
5145                .into_iter()
5146                .collect()
5147        })
5148    }
5149
5150    pub fn worktree_metadata_protos(&self, cx: &App) -> Vec<proto::WorktreeMetadata> {
5151        self.worktree_store.read(cx).worktree_metadata_protos(cx)
5152    }
5153
5154    /// Iterator of all open buffers that have unsaved changes
5155    pub fn dirty_buffers<'a>(&'a self, cx: &'a App) -> impl Iterator<Item = ProjectPath> + 'a {
5156        self.buffer_store.read(cx).buffers().filter_map(|buf| {
5157            let buf = buf.read(cx);
5158            if buf.is_dirty() {
5159                buf.project_path(cx)
5160            } else {
5161                None
5162            }
5163        })
5164    }
5165
5166    fn set_worktrees_from_proto(
5167        &mut self,
5168        worktrees: Vec<proto::WorktreeMetadata>,
5169        cx: &mut Context<Project>,
5170    ) -> Result<()> {
5171        self.worktree_store.update(cx, |worktree_store, cx| {
5172            worktree_store.set_worktrees_from_proto(worktrees, self.replica_id(), cx)
5173        })
5174    }
5175
5176    fn set_collaborators_from_proto(
5177        &mut self,
5178        messages: Vec<proto::Collaborator>,
5179        cx: &mut Context<Self>,
5180    ) -> Result<()> {
5181        let mut collaborators = HashMap::default();
5182        for message in messages {
5183            let collaborator = Collaborator::from_proto(message)?;
5184            collaborators.insert(collaborator.peer_id, collaborator);
5185        }
5186        for old_peer_id in self.collaborators.keys() {
5187            if !collaborators.contains_key(old_peer_id) {
5188                cx.emit(Event::CollaboratorLeft(*old_peer_id));
5189            }
5190        }
5191        self.collaborators = collaborators;
5192        Ok(())
5193    }
5194
5195    pub fn supplementary_language_servers<'a>(
5196        &'a self,
5197        cx: &'a App,
5198    ) -> impl 'a + Iterator<Item = (LanguageServerId, LanguageServerName)> {
5199        self.lsp_store.read(cx).supplementary_language_servers()
5200    }
5201
5202    pub fn any_language_server_supports_inlay_hints(&self, buffer: &Buffer, cx: &mut App) -> bool {
5203        let Some(language) = buffer.language().cloned() else {
5204            return false;
5205        };
5206        self.lsp_store.update(cx, |lsp_store, _| {
5207            let relevant_language_servers = lsp_store
5208                .languages
5209                .lsp_adapters(&language.name())
5210                .into_iter()
5211                .map(|lsp_adapter| lsp_adapter.name())
5212                .collect::<HashSet<_>>();
5213            lsp_store
5214                .language_server_statuses()
5215                .filter_map(|(server_id, server_status)| {
5216                    relevant_language_servers
5217                        .contains(&server_status.name)
5218                        .then_some(server_id)
5219                })
5220                .filter_map(|server_id| lsp_store.lsp_server_capabilities.get(&server_id))
5221                .any(InlayHints::check_capabilities)
5222        })
5223    }
5224
5225    pub fn language_server_id_for_name(
5226        &self,
5227        buffer: &Buffer,
5228        name: &LanguageServerName,
5229        cx: &App,
5230    ) -> Option<LanguageServerId> {
5231        let language = buffer.language()?;
5232        let relevant_language_servers = self
5233            .languages
5234            .lsp_adapters(&language.name())
5235            .into_iter()
5236            .map(|lsp_adapter| lsp_adapter.name())
5237            .collect::<HashSet<_>>();
5238        if !relevant_language_servers.contains(name) {
5239            return None;
5240        }
5241        self.language_server_statuses(cx)
5242            .filter(|(_, server_status)| relevant_language_servers.contains(&server_status.name))
5243            .find_map(|(server_id, server_status)| {
5244                if &server_status.name == name {
5245                    Some(server_id)
5246                } else {
5247                    None
5248                }
5249            })
5250    }
5251
5252    #[cfg(any(test, feature = "test-support"))]
5253    pub fn has_language_servers_for(&self, buffer: &Buffer, cx: &mut App) -> bool {
5254        self.lsp_store.update(cx, |this, cx| {
5255            this.language_servers_for_local_buffer(buffer, cx)
5256                .next()
5257                .is_some()
5258        })
5259    }
5260
5261    pub fn git_init(
5262        &self,
5263        path: Arc<Path>,
5264        fallback_branch_name: String,
5265        cx: &App,
5266    ) -> Task<Result<()>> {
5267        self.git_store
5268            .read(cx)
5269            .git_init(path, fallback_branch_name, cx)
5270    }
5271
5272    pub fn buffer_store(&self) -> &Entity<BufferStore> {
5273        &self.buffer_store
5274    }
5275
5276    pub fn git_store(&self) -> &Entity<GitStore> {
5277        &self.git_store
5278    }
5279
5280    pub fn agent_server_store(&self) -> &Entity<AgentServerStore> {
5281        &self.agent_server_store
5282    }
5283
5284    #[cfg(test)]
5285    fn git_scans_complete(&self, cx: &Context<Self>) -> Task<()> {
5286        cx.spawn(async move |this, cx| {
5287            let scans_complete = this
5288                .read_with(cx, |this, cx| {
5289                    this.worktrees(cx)
5290                        .filter_map(|worktree| Some(worktree.read(cx).as_local()?.scan_complete()))
5291                        .collect::<Vec<_>>()
5292                })
5293                .unwrap();
5294            join_all(scans_complete).await;
5295            let barriers = this
5296                .update(cx, |this, cx| {
5297                    let repos = this.repositories(cx).values().cloned().collect::<Vec<_>>();
5298                    repos
5299                        .into_iter()
5300                        .map(|repo| repo.update(cx, |repo, _| repo.barrier()))
5301                        .collect::<Vec<_>>()
5302                })
5303                .unwrap();
5304            join_all(barriers).await;
5305        })
5306    }
5307
5308    pub fn active_repository(&self, cx: &App) -> Option<Entity<Repository>> {
5309        self.git_store.read(cx).active_repository()
5310    }
5311
5312    pub fn repositories<'a>(&self, cx: &'a App) -> &'a HashMap<RepositoryId, Entity<Repository>> {
5313        self.git_store.read(cx).repositories()
5314    }
5315
5316    pub fn status_for_buffer_id(&self, buffer_id: BufferId, cx: &App) -> Option<FileStatus> {
5317        self.git_store.read(cx).status_for_buffer_id(buffer_id, cx)
5318    }
5319
5320    pub fn set_agent_location(
5321        &mut self,
5322        new_location: Option<AgentLocation>,
5323        cx: &mut Context<Self>,
5324    ) {
5325        if let Some(old_location) = self.agent_location.as_ref() {
5326            old_location
5327                .buffer
5328                .update(cx, |buffer, cx| buffer.remove_agent_selections(cx))
5329                .ok();
5330        }
5331
5332        if let Some(location) = new_location.as_ref() {
5333            location
5334                .buffer
5335                .update(cx, |buffer, cx| {
5336                    buffer.set_agent_selections(
5337                        Arc::from([language::Selection {
5338                            id: 0,
5339                            start: location.position,
5340                            end: location.position,
5341                            reversed: false,
5342                            goal: language::SelectionGoal::None,
5343                        }]),
5344                        false,
5345                        CursorShape::Hollow,
5346                        cx,
5347                    )
5348                })
5349                .ok();
5350        }
5351
5352        self.agent_location = new_location;
5353        cx.emit(Event::AgentLocationChanged);
5354    }
5355
5356    pub fn agent_location(&self) -> Option<AgentLocation> {
5357        self.agent_location.clone()
5358    }
5359
5360    pub fn path_style(&self, cx: &App) -> PathStyle {
5361        self.worktree_store.read(cx).path_style()
5362    }
5363
5364    pub fn contains_local_settings_file(
5365        &self,
5366        worktree_id: WorktreeId,
5367        rel_path: &RelPath,
5368        cx: &App,
5369    ) -> bool {
5370        self.worktree_for_id(worktree_id, cx)
5371            .map_or(false, |worktree| {
5372                worktree.read(cx).entry_for_path(rel_path).is_some()
5373            })
5374    }
5375
5376    pub fn update_local_settings_file(
5377        &self,
5378        worktree_id: WorktreeId,
5379        rel_path: Arc<RelPath>,
5380        cx: &mut App,
5381        update: impl 'static + Send + FnOnce(&mut settings::SettingsContent, &App),
5382    ) {
5383        let Some(worktree) = self.worktree_for_id(worktree_id, cx) else {
5384            // todo(settings_ui) error?
5385            return;
5386        };
5387        cx.spawn(async move |cx| {
5388            let file = worktree
5389                .update(cx, |worktree, cx| worktree.load_file(&rel_path, cx))?
5390                .await
5391                .context("Failed to load settings file")?;
5392
5393            let new_text = cx.read_global::<SettingsStore, _>(|store, cx| {
5394                store.new_text_for_update(file.text, move |settings| update(settings, cx))
5395            })?;
5396            worktree
5397                .update(cx, |worktree, cx| {
5398                    let line_ending = text::LineEnding::detect(&new_text);
5399                    worktree.write_file(rel_path.clone(), new_text.into(), line_ending, cx)
5400                })?
5401                .await
5402                .context("Failed to write settings file")?;
5403
5404            anyhow::Ok(())
5405        })
5406        .detach_and_log_err(cx);
5407    }
5408}
5409
5410pub struct PathMatchCandidateSet {
5411    pub snapshot: Snapshot,
5412    pub include_ignored: bool,
5413    pub include_root_name: bool,
5414    pub candidates: Candidates,
5415}
5416
5417pub enum Candidates {
5418    /// Only consider directories.
5419    Directories,
5420    /// Only consider files.
5421    Files,
5422    /// Consider directories and files.
5423    Entries,
5424}
5425
5426impl<'a> fuzzy::PathMatchCandidateSet<'a> for PathMatchCandidateSet {
5427    type Candidates = PathMatchCandidateSetIter<'a>;
5428
5429    fn id(&self) -> usize {
5430        self.snapshot.id().to_usize()
5431    }
5432
5433    fn len(&self) -> usize {
5434        match self.candidates {
5435            Candidates::Files => {
5436                if self.include_ignored {
5437                    self.snapshot.file_count()
5438                } else {
5439                    self.snapshot.visible_file_count()
5440                }
5441            }
5442
5443            Candidates::Directories => {
5444                if self.include_ignored {
5445                    self.snapshot.dir_count()
5446                } else {
5447                    self.snapshot.visible_dir_count()
5448                }
5449            }
5450
5451            Candidates::Entries => {
5452                if self.include_ignored {
5453                    self.snapshot.entry_count()
5454                } else {
5455                    self.snapshot.visible_entry_count()
5456                }
5457            }
5458        }
5459    }
5460
5461    fn prefix(&self) -> Arc<RelPath> {
5462        if self.snapshot.root_entry().is_some_and(|e| e.is_file()) || self.include_root_name {
5463            self.snapshot.root_name().into()
5464        } else {
5465            RelPath::empty().into()
5466        }
5467    }
5468
5469    fn root_is_file(&self) -> bool {
5470        self.snapshot.root_entry().is_some_and(|f| f.is_file())
5471    }
5472
5473    fn path_style(&self) -> PathStyle {
5474        self.snapshot.path_style()
5475    }
5476
5477    fn candidates(&'a self, start: usize) -> Self::Candidates {
5478        PathMatchCandidateSetIter {
5479            traversal: match self.candidates {
5480                Candidates::Directories => self.snapshot.directories(self.include_ignored, start),
5481                Candidates::Files => self.snapshot.files(self.include_ignored, start),
5482                Candidates::Entries => self.snapshot.entries(self.include_ignored, start),
5483            },
5484        }
5485    }
5486}
5487
5488pub struct PathMatchCandidateSetIter<'a> {
5489    traversal: Traversal<'a>,
5490}
5491
5492impl<'a> Iterator for PathMatchCandidateSetIter<'a> {
5493    type Item = fuzzy::PathMatchCandidate<'a>;
5494
5495    fn next(&mut self) -> Option<Self::Item> {
5496        self.traversal
5497            .next()
5498            .map(|entry| fuzzy::PathMatchCandidate {
5499                is_dir: entry.kind.is_dir(),
5500                path: &entry.path,
5501                char_bag: entry.char_bag,
5502            })
5503    }
5504}
5505
5506impl EventEmitter<Event> for Project {}
5507
5508impl<'a> From<&'a ProjectPath> for SettingsLocation<'a> {
5509    fn from(val: &'a ProjectPath) -> Self {
5510        SettingsLocation {
5511            worktree_id: val.worktree_id,
5512            path: val.path.as_ref(),
5513        }
5514    }
5515}
5516
5517impl<P: Into<Arc<RelPath>>> From<(WorktreeId, P)> for ProjectPath {
5518    fn from((worktree_id, path): (WorktreeId, P)) -> Self {
5519        Self {
5520            worktree_id,
5521            path: path.into(),
5522        }
5523    }
5524}
5525
5526/// ResolvedPath is a path that has been resolved to either a ProjectPath
5527/// or an AbsPath and that *exists*.
5528#[derive(Debug, Clone)]
5529pub enum ResolvedPath {
5530    ProjectPath {
5531        project_path: ProjectPath,
5532        is_dir: bool,
5533    },
5534    AbsPath {
5535        path: String,
5536        is_dir: bool,
5537    },
5538}
5539
5540impl ResolvedPath {
5541    pub fn abs_path(&self) -> Option<&str> {
5542        match self {
5543            Self::AbsPath { path, .. } => Some(path),
5544            _ => None,
5545        }
5546    }
5547
5548    pub fn into_abs_path(self) -> Option<String> {
5549        match self {
5550            Self::AbsPath { path, .. } => Some(path),
5551            _ => None,
5552        }
5553    }
5554
5555    pub fn project_path(&self) -> Option<&ProjectPath> {
5556        match self {
5557            Self::ProjectPath { project_path, .. } => Some(project_path),
5558            _ => None,
5559        }
5560    }
5561
5562    pub fn is_file(&self) -> bool {
5563        !self.is_dir()
5564    }
5565
5566    pub fn is_dir(&self) -> bool {
5567        match self {
5568            Self::ProjectPath { is_dir, .. } => *is_dir,
5569            Self::AbsPath { is_dir, .. } => *is_dir,
5570        }
5571    }
5572}
5573
5574impl ProjectItem for Buffer {
5575    fn try_open(
5576        project: &Entity<Project>,
5577        path: &ProjectPath,
5578        cx: &mut App,
5579    ) -> Option<Task<Result<Entity<Self>>>> {
5580        Some(project.update(cx, |project, cx| project.open_buffer(path.clone(), cx)))
5581    }
5582
5583    fn entry_id(&self, _cx: &App) -> Option<ProjectEntryId> {
5584        File::from_dyn(self.file()).and_then(|file| file.project_entry_id())
5585    }
5586
5587    fn project_path(&self, cx: &App) -> Option<ProjectPath> {
5588        self.file().map(|file| ProjectPath {
5589            worktree_id: file.worktree_id(cx),
5590            path: file.path().clone(),
5591        })
5592    }
5593
5594    fn is_dirty(&self) -> bool {
5595        self.is_dirty()
5596    }
5597}
5598
5599impl Completion {
5600    pub fn kind(&self) -> Option<CompletionItemKind> {
5601        self.source
5602            // `lsp::CompletionListItemDefaults` has no `kind` field
5603            .lsp_completion(false)
5604            .and_then(|lsp_completion| lsp_completion.kind)
5605    }
5606
5607    pub fn label(&self) -> Option<String> {
5608        self.source
5609            .lsp_completion(false)
5610            .map(|lsp_completion| lsp_completion.label.clone())
5611    }
5612
5613    /// A key that can be used to sort completions when displaying
5614    /// them to the user.
5615    pub fn sort_key(&self) -> (usize, &str) {
5616        const DEFAULT_KIND_KEY: usize = 4;
5617        let kind_key = self
5618            .kind()
5619            .and_then(|lsp_completion_kind| match lsp_completion_kind {
5620                lsp::CompletionItemKind::KEYWORD => Some(0),
5621                lsp::CompletionItemKind::VARIABLE => Some(1),
5622                lsp::CompletionItemKind::CONSTANT => Some(2),
5623                lsp::CompletionItemKind::PROPERTY => Some(3),
5624                _ => None,
5625            })
5626            .unwrap_or(DEFAULT_KIND_KEY);
5627        (kind_key, self.label.filter_text())
5628    }
5629
5630    /// Whether this completion is a snippet.
5631    pub fn is_snippet(&self) -> bool {
5632        self.source
5633            // `lsp::CompletionListItemDefaults` has `insert_text_format` field
5634            .lsp_completion(true)
5635            .is_some_and(|lsp_completion| {
5636                lsp_completion.insert_text_format == Some(lsp::InsertTextFormat::SNIPPET)
5637            })
5638    }
5639
5640    /// Returns the corresponding color for this completion.
5641    ///
5642    /// Will return `None` if this completion's kind is not [`CompletionItemKind::COLOR`].
5643    pub fn color(&self) -> Option<Hsla> {
5644        // `lsp::CompletionListItemDefaults` has no `kind` field
5645        let lsp_completion = self.source.lsp_completion(false)?;
5646        if lsp_completion.kind? == CompletionItemKind::COLOR {
5647            return color_extractor::extract_color(&lsp_completion);
5648        }
5649        None
5650    }
5651}
5652
5653fn proto_to_prompt(level: proto::language_server_prompt_request::Level) -> gpui::PromptLevel {
5654    match level {
5655        proto::language_server_prompt_request::Level::Info(_) => gpui::PromptLevel::Info,
5656        proto::language_server_prompt_request::Level::Warning(_) => gpui::PromptLevel::Warning,
5657        proto::language_server_prompt_request::Level::Critical(_) => gpui::PromptLevel::Critical,
5658    }
5659}
5660
5661fn provide_inline_values(
5662    captures: impl Iterator<Item = (Range<usize>, language::DebuggerTextObject)>,
5663    snapshot: &language::BufferSnapshot,
5664    max_row: usize,
5665) -> Vec<InlineValueLocation> {
5666    let mut variables = Vec::new();
5667    let mut variable_position = HashSet::default();
5668    let mut scopes = Vec::new();
5669
5670    let active_debug_line_offset = snapshot.point_to_offset(Point::new(max_row as u32, 0));
5671
5672    for (capture_range, capture_kind) in captures {
5673        match capture_kind {
5674            language::DebuggerTextObject::Variable => {
5675                let variable_name = snapshot
5676                    .text_for_range(capture_range.clone())
5677                    .collect::<String>();
5678                let point = snapshot.offset_to_point(capture_range.end);
5679
5680                while scopes
5681                    .last()
5682                    .is_some_and(|scope: &Range<_>| !scope.contains(&capture_range.start))
5683                {
5684                    scopes.pop();
5685                }
5686
5687                if point.row as usize > max_row {
5688                    break;
5689                }
5690
5691                let scope = if scopes
5692                    .last()
5693                    .is_none_or(|scope| !scope.contains(&active_debug_line_offset))
5694                {
5695                    VariableScope::Global
5696                } else {
5697                    VariableScope::Local
5698                };
5699
5700                if variable_position.insert(capture_range.end) {
5701                    variables.push(InlineValueLocation {
5702                        variable_name,
5703                        scope,
5704                        lookup: VariableLookupKind::Variable,
5705                        row: point.row as usize,
5706                        column: point.column as usize,
5707                    });
5708                }
5709            }
5710            language::DebuggerTextObject::Scope => {
5711                while scopes.last().map_or_else(
5712                    || false,
5713                    |scope: &Range<usize>| {
5714                        !(scope.contains(&capture_range.start)
5715                            && scope.contains(&capture_range.end))
5716                    },
5717                ) {
5718                    scopes.pop();
5719                }
5720                scopes.push(capture_range);
5721            }
5722        }
5723    }
5724
5725    variables
5726}
5727
5728#[cfg(test)]
5729mod disable_ai_settings_tests {
5730    use super::*;
5731    use gpui::TestAppContext;
5732    use settings::Settings;
5733
5734    #[gpui::test]
5735    async fn test_disable_ai_settings_security(cx: &mut TestAppContext) {
5736        cx.update(|cx| {
5737            settings::init(cx);
5738            Project::init_settings(cx);
5739
5740            // Test 1: Default is false (AI enabled)
5741            assert!(
5742                !DisableAiSettings::get_global(cx).disable_ai,
5743                "Default should allow AI"
5744            );
5745        });
5746
5747        let disable_true = serde_json::json!({
5748            "disable_ai": true
5749        })
5750        .to_string();
5751        let disable_false = serde_json::json!({
5752            "disable_ai": false
5753        })
5754        .to_string();
5755
5756        cx.update_global::<SettingsStore, _>(|store, cx| {
5757            store.set_user_settings(&disable_false, cx).unwrap();
5758            store.set_global_settings(&disable_true, cx).unwrap();
5759        });
5760        cx.update(|cx| {
5761            assert!(
5762                DisableAiSettings::get_global(cx).disable_ai,
5763                "Local false cannot override global true"
5764            );
5765        });
5766
5767        cx.update_global::<SettingsStore, _>(|store, cx| {
5768            store.set_global_settings(&disable_false, cx).unwrap();
5769            store.set_user_settings(&disable_true, cx).unwrap();
5770        });
5771
5772        cx.update(|cx| {
5773            assert!(
5774                DisableAiSettings::get_global(cx).disable_ai,
5775                "Local false cannot override global true"
5776            );
5777        });
5778    }
5779}