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 terminals;
  19pub mod toolchain_store;
  20pub mod worktree_store;
  21
  22#[cfg(test)]
  23mod project_tests;
  24
  25mod direnv;
  26mod environment;
  27use buffer_diff::BufferDiff;
  28use context_server_store::ContextServerStore;
  29pub use environment::{EnvironmentErrorMessage, 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};
  36use task::Shell;
  37
  38use crate::{
  39    agent_server_store::AllAgentServersSettings,
  40    git_store::GitStore,
  41    lsp_store::{SymbolLocation, log_store::LogKind},
  42};
  43pub use agent_server_store::{AgentServerStore, AgentServersUpdated};
  44pub use git_store::{
  45    ConflictRegion, ConflictSet, ConflictSetSnapshot, ConflictSetUpdate,
  46    git_traversal::{ChildEntriesGitIter, GitEntry, GitEntryRef, GitTraversal},
  47};
  48pub use manifest_tree::ManifestTree;
  49
  50use anyhow::{Context as _, Result, anyhow};
  51use buffer_store::{BufferStore, BufferStoreEvent};
  52use client::{Client, Collaborator, PendingEntitySubscription, TypedEnvelope, UserStore, proto};
  53use clock::ReplicaId;
  54
  55use dap::client::DebugAdapterClient;
  56
  57use collections::{BTreeSet, HashMap, HashSet, IndexSet};
  58use debounced_delay::DebouncedDelay;
  59pub use debugger::breakpoint_store::BreakpointWithPosition;
  60use debugger::{
  61    breakpoint_store::{ActiveStackFrame, BreakpointStore},
  62    dap_store::{DapStore, DapStoreEvent},
  63    session::Session,
  64};
  65pub use environment::ProjectEnvironment;
  66#[cfg(test)]
  67use futures::future::join_all;
  68use futures::{
  69    StreamExt,
  70    channel::mpsc::{self, UnboundedReceiver},
  71    future::{Shared, try_join_all},
  72};
  73pub use image_store::{ImageItem, ImageStore};
  74use image_store::{ImageItemEvent, ImageStoreEvent};
  75
  76use ::git::{blame::Blame, status::FileStatus};
  77use gpui::{
  78    App, AppContext, AsyncApp, BorrowAppContext, Context, Entity, EventEmitter, Hsla, SharedString,
  79    Task, WeakEntity, Window,
  80};
  81use language::{
  82    Buffer, BufferEvent, Capability, CodeLabel, CursorShape, Language, LanguageName,
  83    LanguageRegistry, PointUtf16, ToOffset, ToPointUtf16, Toolchain, ToolchainMetadata,
  84    ToolchainScope, Transaction, Unclipped, language_settings::InlayHintKind,
  85    proto::split_operations,
  86};
  87use lsp::{
  88    CodeActionKind, CompletionContext, CompletionItemKind, DocumentHighlightKind, InsertTextMode,
  89    LanguageServerId, LanguageServerName, LanguageServerSelector, MessageActionItem,
  90};
  91use lsp_command::*;
  92use lsp_store::{CompletionDocumentation, LspFormatTarget, OpenLspBufferHandle};
  93pub use manifest_tree::ManifestProvidersStore;
  94use node_runtime::NodeRuntime;
  95use parking_lot::Mutex;
  96pub use prettier_store::PrettierStore;
  97use project_settings::{ProjectSettings, SettingsObserver, SettingsObserverEvent};
  98use remote::{RemoteClient, RemoteConnectionOptions};
  99use rpc::{
 100    AnyProtoClient, ErrorCode,
 101    proto::{LanguageServerPromptResponse, REMOTE_SERVER_PROJECT_ID},
 102};
 103use search::{SearchInputKind, SearchQuery, SearchResult};
 104use search_history::SearchHistory;
 105use settings::{InvalidSettingsError, Settings, SettingsLocation, SettingsStore};
 106use smol::channel::Receiver;
 107use snippet::Snippet;
 108use snippet_provider::SnippetProvider;
 109use std::{
 110    borrow::Cow,
 111    collections::BTreeMap,
 112    ops::Range,
 113    path::{Path, PathBuf},
 114    pin::pin,
 115    str,
 116    sync::Arc,
 117    time::Duration,
 118};
 119
 120use task_store::TaskStore;
 121use terminals::Terminals;
 122use text::{Anchor, BufferId, OffsetRangeExt, Point, Rope};
 123use toolchain_store::EmptyToolchainStore;
 124use util::{
 125    ResultExt as _, maybe,
 126    paths::{PathStyle, SanitizedPath, compare_paths, is_absolute},
 127    rel_path::RelPath,
 128};
 129use worktree::{CreatedEntry, Snapshot, Traversal};
 130pub use worktree::{
 131    Entry, EntryKind, FS_WATCH_LATENCY, File, LocalWorktree, PathChange, ProjectEntryId,
 132    UpdatedEntriesSet, UpdatedGitRepositoriesSet, Worktree, WorktreeId, WorktreeSettings,
 133};
 134use worktree_store::{WorktreeStore, WorktreeStoreEvent};
 135
 136pub use fs::*;
 137pub use language::Location;
 138#[cfg(any(test, feature = "test-support"))]
 139pub use prettier::FORMAT_SUFFIX as TEST_PRETTIER_FORMAT_SUFFIX;
 140pub use task_inventory::{
 141    BasicContextProvider, ContextProviderWithTasks, DebugScenarioContext, Inventory, TaskContexts,
 142    TaskSourceKind,
 143};
 144
 145pub use buffer_store::ProjectTransaction;
 146pub use lsp_store::{
 147    DiagnosticSummary, LanguageServerLogType, LanguageServerProgress, LanguageServerPromptRequest,
 148    LanguageServerStatus, LanguageServerToQuery, LspStore, LspStoreEvent,
 149    SERVER_PROGRESS_THROTTLE_TIMEOUT,
 150};
 151pub use toolchain_store::{ToolchainStore, Toolchains};
 152const MAX_PROJECT_SEARCH_HISTORY_SIZE: usize = 500;
 153const MAX_SEARCH_RESULT_FILES: usize = 5_000;
 154const MAX_SEARCH_RESULT_RANGES: usize = 10_000;
 155
 156pub trait ProjectItem: 'static {
 157    fn try_open(
 158        project: &Entity<Project>,
 159        path: &ProjectPath,
 160        cx: &mut App,
 161    ) -> Option<Task<Result<Entity<Self>>>>
 162    where
 163        Self: Sized;
 164    fn entry_id(&self, cx: &App) -> Option<ProjectEntryId>;
 165    fn project_path(&self, cx: &App) -> Option<ProjectPath>;
 166    fn is_dirty(&self) -> bool;
 167}
 168
 169#[derive(Clone)]
 170pub enum OpenedBufferEvent {
 171    Disconnected,
 172    Ok(BufferId),
 173    Err(BufferId, Arc<anyhow::Error>),
 174}
 175
 176/// Semantics-aware entity that is relevant to one or more [`Worktree`] with the files.
 177/// `Project` is responsible for tasks, LSP and collab queries, synchronizing worktree states accordingly.
 178/// Maps [`Worktree`] entries with its own logic using [`ProjectEntryId`] and [`ProjectPath`] structs.
 179///
 180/// Can be either local (for the project opened on the same host) or remote.(for collab projects, browsed by multiple remote users).
 181pub struct Project {
 182    active_entry: Option<ProjectEntryId>,
 183    buffer_ordered_messages_tx: mpsc::UnboundedSender<BufferOrderedMessage>,
 184    languages: Arc<LanguageRegistry>,
 185    dap_store: Entity<DapStore>,
 186    agent_server_store: Entity<AgentServerStore>,
 187
 188    breakpoint_store: Entity<BreakpointStore>,
 189    collab_client: Arc<client::Client>,
 190    join_project_response_message_id: u32,
 191    task_store: Entity<TaskStore>,
 192    user_store: Entity<UserStore>,
 193    fs: Arc<dyn Fs>,
 194    remote_client: Option<Entity<RemoteClient>>,
 195    client_state: ProjectClientState,
 196    git_store: Entity<GitStore>,
 197    collaborators: HashMap<proto::PeerId, Collaborator>,
 198    client_subscriptions: Vec<client::Subscription>,
 199    worktree_store: Entity<WorktreeStore>,
 200    buffer_store: Entity<BufferStore>,
 201    context_server_store: Entity<ContextServerStore>,
 202    image_store: Entity<ImageStore>,
 203    lsp_store: Entity<LspStore>,
 204    _subscriptions: Vec<gpui::Subscription>,
 205    buffers_needing_diff: HashSet<WeakEntity<Buffer>>,
 206    git_diff_debouncer: DebouncedDelay<Self>,
 207    remotely_created_models: Arc<Mutex<RemotelyCreatedModels>>,
 208    terminals: Terminals,
 209    node: Option<NodeRuntime>,
 210    search_history: SearchHistory,
 211    search_included_history: SearchHistory,
 212    search_excluded_history: SearchHistory,
 213    snippets: Entity<SnippetProvider>,
 214    environment: Entity<ProjectEnvironment>,
 215    settings_observer: Entity<SettingsObserver>,
 216    toolchain_store: Option<Entity<ToolchainStore>>,
 217    agent_location: Option<AgentLocation>,
 218}
 219
 220#[derive(Clone, Debug, PartialEq, Eq)]
 221pub struct AgentLocation {
 222    pub buffer: WeakEntity<Buffer>,
 223    pub position: Anchor,
 224}
 225
 226#[derive(Default)]
 227struct RemotelyCreatedModels {
 228    worktrees: Vec<Entity<Worktree>>,
 229    buffers: Vec<Entity<Buffer>>,
 230    retain_count: usize,
 231}
 232
 233struct RemotelyCreatedModelGuard {
 234    remote_models: std::sync::Weak<Mutex<RemotelyCreatedModels>>,
 235}
 236
 237impl Drop for RemotelyCreatedModelGuard {
 238    fn drop(&mut self) {
 239        if let Some(remote_models) = self.remote_models.upgrade() {
 240            let mut remote_models = remote_models.lock();
 241            assert!(
 242                remote_models.retain_count > 0,
 243                "RemotelyCreatedModelGuard dropped too many times"
 244            );
 245            remote_models.retain_count -= 1;
 246            if remote_models.retain_count == 0 {
 247                remote_models.buffers.clear();
 248                remote_models.worktrees.clear();
 249            }
 250        }
 251    }
 252}
 253/// Message ordered with respect to buffer operations
 254#[derive(Debug)]
 255enum BufferOrderedMessage {
 256    Operation {
 257        buffer_id: BufferId,
 258        operation: proto::Operation,
 259    },
 260    LanguageServerUpdate {
 261        language_server_id: LanguageServerId,
 262        message: proto::update_language_server::Variant,
 263        name: Option<LanguageServerName>,
 264    },
 265    Resync,
 266}
 267
 268#[derive(Debug)]
 269enum ProjectClientState {
 270    /// Single-player mode.
 271    Local,
 272    /// Multi-player mode but still a local project.
 273    Shared { remote_id: u64 },
 274    /// Multi-player mode but working on a remote project.
 275    Remote {
 276        sharing_has_stopped: bool,
 277        capability: Capability,
 278        remote_id: u64,
 279        replica_id: ReplicaId,
 280    },
 281}
 282
 283#[derive(Clone, Debug, PartialEq)]
 284pub enum Event {
 285    LanguageServerAdded(LanguageServerId, LanguageServerName, Option<WorktreeId>),
 286    LanguageServerRemoved(LanguageServerId),
 287    LanguageServerLog(LanguageServerId, LanguageServerLogType, String),
 288    // [`lsp::notification::DidOpenTextDocument`] was sent to this server using the buffer data.
 289    // Zed's buffer-related data is updated accordingly.
 290    LanguageServerBufferRegistered {
 291        server_id: LanguageServerId,
 292        buffer_id: BufferId,
 293        buffer_abs_path: PathBuf,
 294        name: Option<LanguageServerName>,
 295    },
 296    ToggleLspLogs {
 297        server_id: LanguageServerId,
 298        enabled: bool,
 299        toggled_log_kind: LogKind,
 300    },
 301    Toast {
 302        notification_id: SharedString,
 303        message: String,
 304    },
 305    HideToast {
 306        notification_id: SharedString,
 307    },
 308    LanguageServerPrompt(LanguageServerPromptRequest),
 309    LanguageNotFound(Entity<Buffer>),
 310    ActiveEntryChanged(Option<ProjectEntryId>),
 311    ActivateProjectPanel,
 312    WorktreeAdded(WorktreeId),
 313    WorktreeOrderChanged,
 314    WorktreeRemoved(WorktreeId),
 315    WorktreeUpdatedEntries(WorktreeId, UpdatedEntriesSet),
 316    DiskBasedDiagnosticsStarted {
 317        language_server_id: LanguageServerId,
 318    },
 319    DiskBasedDiagnosticsFinished {
 320        language_server_id: LanguageServerId,
 321    },
 322    DiagnosticsUpdated {
 323        paths: Vec<ProjectPath>,
 324        language_server_id: LanguageServerId,
 325    },
 326    RemoteIdChanged(Option<u64>),
 327    DisconnectedFromHost,
 328    DisconnectedFromSshRemote,
 329    Closed,
 330    DeletedEntry(WorktreeId, ProjectEntryId),
 331    CollaboratorUpdated {
 332        old_peer_id: proto::PeerId,
 333        new_peer_id: proto::PeerId,
 334    },
 335    CollaboratorJoined(proto::PeerId),
 336    CollaboratorLeft(proto::PeerId),
 337    HostReshared,
 338    Reshared,
 339    Rejoined,
 340    RefreshInlayHints,
 341    RefreshCodeLens,
 342    RevealInProjectPanel(ProjectEntryId),
 343    SnippetEdit(BufferId, Vec<(lsp::Range, Snippet)>),
 344    ExpandedAllForEntry(WorktreeId, ProjectEntryId),
 345    EntryRenamed(ProjectTransaction),
 346    AgentLocationChanged,
 347}
 348
 349pub struct AgentLocationChanged;
 350
 351pub enum DebugAdapterClientState {
 352    Starting(Task<Option<Arc<DebugAdapterClient>>>),
 353    Running(Arc<DebugAdapterClient>),
 354}
 355
 356#[derive(Clone, Debug, Eq, PartialEq, Hash, PartialOrd, Ord)]
 357pub struct ProjectPath {
 358    pub worktree_id: WorktreeId,
 359    pub path: Arc<RelPath>,
 360}
 361
 362impl ProjectPath {
 363    pub fn from_file(value: &dyn language::File, cx: &App) -> Self {
 364        ProjectPath {
 365            worktree_id: value.worktree_id(cx),
 366            path: value.path().clone(),
 367        }
 368    }
 369
 370    pub fn from_proto(p: proto::ProjectPath) -> Option<Self> {
 371        Some(Self {
 372            worktree_id: WorktreeId::from_proto(p.worktree_id),
 373            path: RelPath::from_proto(&p.path).log_err()?,
 374        })
 375    }
 376
 377    pub fn to_proto(&self) -> proto::ProjectPath {
 378        proto::ProjectPath {
 379            worktree_id: self.worktree_id.to_proto(),
 380            path: self.path.as_ref().to_proto(),
 381        }
 382    }
 383
 384    pub fn root_path(worktree_id: WorktreeId) -> Self {
 385        Self {
 386            worktree_id,
 387            path: RelPath::empty().into(),
 388        }
 389    }
 390
 391    pub fn starts_with(&self, other: &ProjectPath) -> bool {
 392        self.worktree_id == other.worktree_id && self.path.starts_with(&other.path)
 393    }
 394}
 395
 396#[derive(Debug, Default)]
 397pub enum PrepareRenameResponse {
 398    Success(Range<Anchor>),
 399    OnlyUnpreparedRenameSupported,
 400    #[default]
 401    InvalidPosition,
 402}
 403
 404#[derive(Debug, Clone, PartialEq, Eq)]
 405pub struct InlayHint {
 406    pub position: language::Anchor,
 407    pub label: InlayHintLabel,
 408    pub kind: Option<InlayHintKind>,
 409    pub padding_left: bool,
 410    pub padding_right: bool,
 411    pub tooltip: Option<InlayHintTooltip>,
 412    pub resolve_state: ResolveState,
 413}
 414
 415/// The user's intent behind a given completion confirmation
 416#[derive(PartialEq, Eq, Hash, Debug, Clone, Copy)]
 417pub enum CompletionIntent {
 418    /// The user intends to 'commit' this result, if possible
 419    /// completion confirmations should run side effects.
 420    ///
 421    /// For LSP completions, will respect the setting `completions.lsp_insert_mode`.
 422    Complete,
 423    /// Similar to [Self::Complete], but behaves like `lsp_insert_mode` is set to `insert`.
 424    CompleteWithInsert,
 425    /// Similar to [Self::Complete], but behaves like `lsp_insert_mode` is set to `replace`.
 426    CompleteWithReplace,
 427    /// The user intends to continue 'composing' this completion
 428    /// completion confirmations should not run side effects and
 429    /// let the user continue composing their action
 430    Compose,
 431}
 432
 433impl CompletionIntent {
 434    pub fn is_complete(&self) -> bool {
 435        self == &Self::Complete
 436    }
 437
 438    pub fn is_compose(&self) -> bool {
 439        self == &Self::Compose
 440    }
 441}
 442
 443/// Similar to `CoreCompletion`, but with extra metadata attached.
 444#[derive(Clone)]
 445pub struct Completion {
 446    /// The range of text that will be replaced by this completion.
 447    pub replace_range: Range<Anchor>,
 448    /// The new text that will be inserted.
 449    pub new_text: String,
 450    /// A label for this completion that is shown in the menu.
 451    pub label: CodeLabel,
 452    /// The documentation for this completion.
 453    pub documentation: Option<CompletionDocumentation>,
 454    /// Completion data source which it was constructed from.
 455    pub source: CompletionSource,
 456    /// A path to an icon for this completion that is shown in the menu.
 457    pub icon_path: Option<SharedString>,
 458    /// Whether to adjust indentation (the default) or not.
 459    pub insert_text_mode: Option<InsertTextMode>,
 460    /// An optional callback to invoke when this completion is confirmed.
 461    /// Returns, whether new completions should be retriggered after the current one.
 462    /// If `true` is returned, the editor will show a new completion menu after this completion is confirmed.
 463    /// if no confirmation is provided or `false` is returned, the completion will be committed.
 464    pub confirm: Option<Arc<dyn Send + Sync + Fn(CompletionIntent, &mut Window, &mut App) -> bool>>,
 465}
 466
 467#[derive(Debug, Clone)]
 468pub enum CompletionSource {
 469    Lsp {
 470        /// The alternate `insert` range, if provided by the LSP server.
 471        insert_range: Option<Range<Anchor>>,
 472        /// The id of the language server that produced this completion.
 473        server_id: LanguageServerId,
 474        /// The raw completion provided by the language server.
 475        lsp_completion: Box<lsp::CompletionItem>,
 476        /// A set of defaults for this completion item.
 477        lsp_defaults: Option<Arc<lsp::CompletionListItemDefaults>>,
 478        /// Whether this completion has been resolved, to ensure it happens once per completion.
 479        resolved: bool,
 480    },
 481    Dap {
 482        /// The sort text for this completion.
 483        sort_text: String,
 484    },
 485    Custom,
 486    BufferWord {
 487        word_range: Range<Anchor>,
 488        resolved: bool,
 489    },
 490}
 491
 492impl CompletionSource {
 493    pub fn server_id(&self) -> Option<LanguageServerId> {
 494        if let CompletionSource::Lsp { server_id, .. } = self {
 495            Some(*server_id)
 496        } else {
 497            None
 498        }
 499    }
 500
 501    pub fn lsp_completion(&self, apply_defaults: bool) -> Option<Cow<'_, lsp::CompletionItem>> {
 502        if let Self::Lsp {
 503            lsp_completion,
 504            lsp_defaults,
 505            ..
 506        } = self
 507        {
 508            if apply_defaults && let Some(lsp_defaults) = lsp_defaults {
 509                let mut completion_with_defaults = *lsp_completion.clone();
 510                let default_commit_characters = lsp_defaults.commit_characters.as_ref();
 511                let default_edit_range = lsp_defaults.edit_range.as_ref();
 512                let default_insert_text_format = lsp_defaults.insert_text_format.as_ref();
 513                let default_insert_text_mode = lsp_defaults.insert_text_mode.as_ref();
 514
 515                if default_commit_characters.is_some()
 516                    || default_edit_range.is_some()
 517                    || default_insert_text_format.is_some()
 518                    || default_insert_text_mode.is_some()
 519                {
 520                    if completion_with_defaults.commit_characters.is_none()
 521                        && default_commit_characters.is_some()
 522                    {
 523                        completion_with_defaults.commit_characters =
 524                            default_commit_characters.cloned()
 525                    }
 526                    if completion_with_defaults.text_edit.is_none() {
 527                        match default_edit_range {
 528                            Some(lsp::CompletionListItemDefaultsEditRange::Range(range)) => {
 529                                completion_with_defaults.text_edit =
 530                                    Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
 531                                        range: *range,
 532                                        new_text: completion_with_defaults.label.clone(),
 533                                    }))
 534                            }
 535                            Some(lsp::CompletionListItemDefaultsEditRange::InsertAndReplace {
 536                                insert,
 537                                replace,
 538                            }) => {
 539                                completion_with_defaults.text_edit =
 540                                    Some(lsp::CompletionTextEdit::InsertAndReplace(
 541                                        lsp::InsertReplaceEdit {
 542                                            new_text: completion_with_defaults.label.clone(),
 543                                            insert: *insert,
 544                                            replace: *replace,
 545                                        },
 546                                    ))
 547                            }
 548                            None => {}
 549                        }
 550                    }
 551                    if completion_with_defaults.insert_text_format.is_none()
 552                        && default_insert_text_format.is_some()
 553                    {
 554                        completion_with_defaults.insert_text_format =
 555                            default_insert_text_format.cloned()
 556                    }
 557                    if completion_with_defaults.insert_text_mode.is_none()
 558                        && default_insert_text_mode.is_some()
 559                    {
 560                        completion_with_defaults.insert_text_mode =
 561                            default_insert_text_mode.cloned()
 562                    }
 563                }
 564                return Some(Cow::Owned(completion_with_defaults));
 565            }
 566            Some(Cow::Borrowed(lsp_completion))
 567        } else {
 568            None
 569        }
 570    }
 571}
 572
 573impl std::fmt::Debug for Completion {
 574    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 575        f.debug_struct("Completion")
 576            .field("replace_range", &self.replace_range)
 577            .field("new_text", &self.new_text)
 578            .field("label", &self.label)
 579            .field("documentation", &self.documentation)
 580            .field("source", &self.source)
 581            .finish()
 582    }
 583}
 584
 585/// Response from a source of completions.
 586pub struct CompletionResponse {
 587    pub completions: Vec<Completion>,
 588    pub display_options: CompletionDisplayOptions,
 589    /// When false, indicates that the list is complete and so does not need to be re-queried if it
 590    /// can be filtered instead.
 591    pub is_incomplete: bool,
 592}
 593
 594#[derive(Default)]
 595pub struct CompletionDisplayOptions {
 596    pub dynamic_width: bool,
 597}
 598
 599impl CompletionDisplayOptions {
 600    pub fn merge(&mut self, other: &CompletionDisplayOptions) {
 601        self.dynamic_width = self.dynamic_width && other.dynamic_width;
 602    }
 603}
 604
 605/// Response from language server completion request.
 606#[derive(Clone, Debug, Default)]
 607pub(crate) struct CoreCompletionResponse {
 608    pub completions: Vec<CoreCompletion>,
 609    /// When false, indicates that the list is complete and so does not need to be re-queried if it
 610    /// can be filtered instead.
 611    pub is_incomplete: bool,
 612}
 613
 614/// A generic completion that can come from different sources.
 615#[derive(Clone, Debug)]
 616pub(crate) struct CoreCompletion {
 617    replace_range: Range<Anchor>,
 618    new_text: String,
 619    source: CompletionSource,
 620}
 621
 622/// A code action provided by a language server.
 623#[derive(Clone, Debug, PartialEq)]
 624pub struct CodeAction {
 625    /// The id of the language server that produced this code action.
 626    pub server_id: LanguageServerId,
 627    /// The range of the buffer where this code action is applicable.
 628    pub range: Range<Anchor>,
 629    /// The raw code action provided by the language server.
 630    /// Can be either an action or a command.
 631    pub lsp_action: LspAction,
 632    /// Whether the action needs to be resolved using the language server.
 633    pub resolved: bool,
 634}
 635
 636/// An action sent back by a language server.
 637#[derive(Clone, Debug, PartialEq)]
 638pub enum LspAction {
 639    /// An action with the full data, may have a command or may not.
 640    /// May require resolving.
 641    Action(Box<lsp::CodeAction>),
 642    /// A command data to run as an action.
 643    Command(lsp::Command),
 644    /// A code lens data to run as an action.
 645    CodeLens(lsp::CodeLens),
 646}
 647
 648impl LspAction {
 649    pub fn title(&self) -> &str {
 650        match self {
 651            Self::Action(action) => &action.title,
 652            Self::Command(command) => &command.title,
 653            Self::CodeLens(lens) => lens
 654                .command
 655                .as_ref()
 656                .map(|command| command.title.as_str())
 657                .unwrap_or("Unknown command"),
 658        }
 659    }
 660
 661    fn action_kind(&self) -> Option<lsp::CodeActionKind> {
 662        match self {
 663            Self::Action(action) => action.kind.clone(),
 664            Self::Command(_) => Some(lsp::CodeActionKind::new("command")),
 665            Self::CodeLens(_) => Some(lsp::CodeActionKind::new("code lens")),
 666        }
 667    }
 668
 669    fn edit(&self) -> Option<&lsp::WorkspaceEdit> {
 670        match self {
 671            Self::Action(action) => action.edit.as_ref(),
 672            Self::Command(_) => None,
 673            Self::CodeLens(_) => None,
 674        }
 675    }
 676
 677    fn command(&self) -> Option<&lsp::Command> {
 678        match self {
 679            Self::Action(action) => action.command.as_ref(),
 680            Self::Command(command) => Some(command),
 681            Self::CodeLens(lens) => lens.command.as_ref(),
 682        }
 683    }
 684}
 685
 686#[derive(Debug, Clone, PartialEq, Eq)]
 687pub enum ResolveState {
 688    Resolved,
 689    CanResolve(LanguageServerId, Option<lsp::LSPAny>),
 690    Resolving,
 691}
 692impl InlayHint {
 693    pub fn text(&self) -> Rope {
 694        match &self.label {
 695            InlayHintLabel::String(s) => Rope::from(s),
 696            InlayHintLabel::LabelParts(parts) => parts.iter().map(|part| &*part.value).collect(),
 697        }
 698    }
 699}
 700
 701#[derive(Debug, Clone, PartialEq, Eq)]
 702pub enum InlayHintLabel {
 703    String(String),
 704    LabelParts(Vec<InlayHintLabelPart>),
 705}
 706
 707#[derive(Debug, Clone, PartialEq, Eq)]
 708pub struct InlayHintLabelPart {
 709    pub value: String,
 710    pub tooltip: Option<InlayHintLabelPartTooltip>,
 711    pub location: Option<(LanguageServerId, lsp::Location)>,
 712}
 713
 714#[derive(Debug, Clone, PartialEq, Eq)]
 715pub enum InlayHintTooltip {
 716    String(String),
 717    MarkupContent(MarkupContent),
 718}
 719
 720#[derive(Debug, Clone, PartialEq, Eq)]
 721pub enum InlayHintLabelPartTooltip {
 722    String(String),
 723    MarkupContent(MarkupContent),
 724}
 725
 726#[derive(Debug, Clone, PartialEq, Eq)]
 727pub struct MarkupContent {
 728    pub kind: HoverBlockKind,
 729    pub value: String,
 730}
 731
 732#[derive(Debug, Clone, PartialEq)]
 733pub struct LocationLink {
 734    pub origin: Option<Location>,
 735    pub target: Location,
 736}
 737
 738#[derive(Debug)]
 739pub struct DocumentHighlight {
 740    pub range: Range<language::Anchor>,
 741    pub kind: DocumentHighlightKind,
 742}
 743
 744#[derive(Clone, Debug)]
 745pub struct Symbol {
 746    pub language_server_name: LanguageServerName,
 747    pub source_worktree_id: WorktreeId,
 748    pub source_language_server_id: LanguageServerId,
 749    pub path: SymbolLocation,
 750    pub label: CodeLabel,
 751    pub name: String,
 752    pub kind: lsp::SymbolKind,
 753    pub range: Range<Unclipped<PointUtf16>>,
 754}
 755
 756#[derive(Clone, Debug)]
 757pub struct DocumentSymbol {
 758    pub name: String,
 759    pub kind: lsp::SymbolKind,
 760    pub range: Range<Unclipped<PointUtf16>>,
 761    pub selection_range: Range<Unclipped<PointUtf16>>,
 762    pub children: Vec<DocumentSymbol>,
 763}
 764
 765#[derive(Clone, Debug, PartialEq)]
 766pub struct HoverBlock {
 767    pub text: String,
 768    pub kind: HoverBlockKind,
 769}
 770
 771#[derive(Clone, Debug, PartialEq, Eq)]
 772pub enum HoverBlockKind {
 773    PlainText,
 774    Markdown,
 775    Code { language: String },
 776}
 777
 778#[derive(Debug, Clone)]
 779pub struct Hover {
 780    pub contents: Vec<HoverBlock>,
 781    pub range: Option<Range<language::Anchor>>,
 782    pub language: Option<Arc<Language>>,
 783}
 784
 785impl Hover {
 786    pub fn is_empty(&self) -> bool {
 787        self.contents.iter().all(|block| block.text.is_empty())
 788    }
 789}
 790
 791enum EntitySubscription {
 792    Project(PendingEntitySubscription<Project>),
 793    BufferStore(PendingEntitySubscription<BufferStore>),
 794    GitStore(PendingEntitySubscription<GitStore>),
 795    WorktreeStore(PendingEntitySubscription<WorktreeStore>),
 796    LspStore(PendingEntitySubscription<LspStore>),
 797    SettingsObserver(PendingEntitySubscription<SettingsObserver>),
 798    DapStore(PendingEntitySubscription<DapStore>),
 799}
 800
 801#[derive(Debug, Clone)]
 802pub struct DirectoryItem {
 803    pub path: PathBuf,
 804    pub is_dir: bool,
 805}
 806
 807#[derive(Clone, Debug, PartialEq)]
 808pub struct DocumentColor {
 809    pub lsp_range: lsp::Range,
 810    pub color: lsp::Color,
 811    pub resolved: bool,
 812    pub color_presentations: Vec<ColorPresentation>,
 813}
 814
 815impl Eq for DocumentColor {}
 816
 817impl std::hash::Hash for DocumentColor {
 818    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
 819        self.lsp_range.hash(state);
 820        self.color.red.to_bits().hash(state);
 821        self.color.green.to_bits().hash(state);
 822        self.color.blue.to_bits().hash(state);
 823        self.color.alpha.to_bits().hash(state);
 824        self.resolved.hash(state);
 825        self.color_presentations.hash(state);
 826    }
 827}
 828
 829#[derive(Clone, Debug, PartialEq, Eq)]
 830pub struct ColorPresentation {
 831    pub label: SharedString,
 832    pub text_edit: Option<lsp::TextEdit>,
 833    pub additional_text_edits: Vec<lsp::TextEdit>,
 834}
 835
 836impl std::hash::Hash for ColorPresentation {
 837    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
 838        self.label.hash(state);
 839        if let Some(ref edit) = self.text_edit {
 840            edit.range.hash(state);
 841            edit.new_text.hash(state);
 842        }
 843        self.additional_text_edits.len().hash(state);
 844        for edit in &self.additional_text_edits {
 845            edit.range.hash(state);
 846            edit.new_text.hash(state);
 847        }
 848    }
 849}
 850
 851#[derive(Clone)]
 852pub enum DirectoryLister {
 853    Project(Entity<Project>),
 854    Local(Entity<Project>, Arc<dyn Fs>),
 855}
 856
 857impl std::fmt::Debug for DirectoryLister {
 858    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 859        match self {
 860            DirectoryLister::Project(project) => {
 861                write!(f, "DirectoryLister::Project({project:?})")
 862            }
 863            DirectoryLister::Local(project, _) => {
 864                write!(f, "DirectoryLister::Local({project:?})")
 865            }
 866        }
 867    }
 868}
 869
 870impl DirectoryLister {
 871    pub fn is_local(&self, cx: &App) -> bool {
 872        match self {
 873            DirectoryLister::Local(..) => true,
 874            DirectoryLister::Project(project) => project.read(cx).is_local(),
 875        }
 876    }
 877
 878    pub fn resolve_tilde<'a>(&self, path: &'a String, cx: &App) -> Cow<'a, str> {
 879        if self.is_local(cx) {
 880            shellexpand::tilde(path)
 881        } else {
 882            Cow::from(path)
 883        }
 884    }
 885
 886    pub fn default_query(&self, cx: &mut App) -> String {
 887        let project = match self {
 888            DirectoryLister::Project(project) => project,
 889            DirectoryLister::Local(project, _) => project,
 890        }
 891        .read(cx);
 892        let path_style = project.path_style(cx);
 893        project
 894            .visible_worktrees(cx)
 895            .next()
 896            .map(|worktree| worktree.read(cx).abs_path().to_string_lossy().into_owned())
 897            .or_else(|| std::env::home_dir().map(|dir| dir.to_string_lossy().into_owned()))
 898            .map(|mut s| {
 899                s.push_str(path_style.separator());
 900                s
 901            })
 902            .unwrap_or_else(|| {
 903                if path_style.is_windows() {
 904                    "C:\\"
 905                } else {
 906                    "~/"
 907                }
 908                .to_string()
 909            })
 910    }
 911
 912    pub fn list_directory(&self, path: String, cx: &mut App) -> Task<Result<Vec<DirectoryItem>>> {
 913        match self {
 914            DirectoryLister::Project(project) => {
 915                project.update(cx, |project, cx| project.list_directory(path, cx))
 916            }
 917            DirectoryLister::Local(_, fs) => {
 918                let fs = fs.clone();
 919                cx.background_spawn(async move {
 920                    let mut results = vec![];
 921                    let expanded = shellexpand::tilde(&path);
 922                    let query = Path::new(expanded.as_ref());
 923                    let mut response = fs.read_dir(query).await?;
 924                    while let Some(path) = response.next().await {
 925                        let path = path?;
 926                        if let Some(file_name) = path.file_name() {
 927                            results.push(DirectoryItem {
 928                                path: PathBuf::from(file_name.to_os_string()),
 929                                is_dir: fs.is_dir(&path).await,
 930                            });
 931                        }
 932                    }
 933                    Ok(results)
 934                })
 935            }
 936        }
 937    }
 938}
 939
 940#[cfg(any(test, feature = "test-support"))]
 941pub const DEFAULT_COMPLETION_CONTEXT: CompletionContext = CompletionContext {
 942    trigger_kind: lsp::CompletionTriggerKind::INVOKED,
 943    trigger_character: None,
 944};
 945
 946/// An LSP diagnostics associated with a certain language server.
 947#[derive(Clone, Debug, Default)]
 948pub enum LspPullDiagnostics {
 949    #[default]
 950    Default,
 951    Response {
 952        /// The id of the language server that produced diagnostics.
 953        server_id: LanguageServerId,
 954        /// URI of the resource,
 955        uri: lsp::Uri,
 956        /// The diagnostics produced by this language server.
 957        diagnostics: PulledDiagnostics,
 958    },
 959}
 960
 961#[derive(Clone, Debug)]
 962pub enum PulledDiagnostics {
 963    Unchanged {
 964        /// An ID the current pulled batch for this file.
 965        /// If given, can be used to query workspace diagnostics partially.
 966        result_id: String,
 967    },
 968    Changed {
 969        result_id: Option<String>,
 970        diagnostics: Vec<lsp::Diagnostic>,
 971    },
 972}
 973
 974/// Whether to disable all AI features in Zed.
 975///
 976/// Default: false
 977#[derive(Copy, Clone, Debug)]
 978pub struct DisableAiSettings {
 979    pub disable_ai: bool,
 980}
 981
 982impl settings::Settings for DisableAiSettings {
 983    fn from_settings(content: &settings::SettingsContent, _cx: &mut App) -> Self {
 984        Self {
 985            disable_ai: content.disable_ai.unwrap().0,
 986        }
 987    }
 988
 989    fn import_from_vscode(
 990        _vscode: &settings::VsCodeSettings,
 991        _current: &mut settings::SettingsContent,
 992    ) {
 993    }
 994}
 995
 996impl Project {
 997    pub fn init_settings(cx: &mut App) {
 998        WorktreeSettings::register(cx);
 999        ProjectSettings::register(cx);
1000        DisableAiSettings::register(cx);
1001        AllAgentServersSettings::register(cx);
1002    }
1003
1004    pub fn init(client: &Arc<Client>, cx: &mut App) {
1005        connection_manager::init(client.clone(), cx);
1006        Self::init_settings(cx);
1007
1008        let client: AnyProtoClient = client.clone().into();
1009        client.add_entity_message_handler(Self::handle_add_collaborator);
1010        client.add_entity_message_handler(Self::handle_update_project_collaborator);
1011        client.add_entity_message_handler(Self::handle_remove_collaborator);
1012        client.add_entity_message_handler(Self::handle_update_project);
1013        client.add_entity_message_handler(Self::handle_unshare_project);
1014        client.add_entity_request_handler(Self::handle_update_buffer);
1015        client.add_entity_message_handler(Self::handle_update_worktree);
1016        client.add_entity_request_handler(Self::handle_synchronize_buffers);
1017
1018        client.add_entity_request_handler(Self::handle_search_candidate_buffers);
1019        client.add_entity_request_handler(Self::handle_open_buffer_by_id);
1020        client.add_entity_request_handler(Self::handle_open_buffer_by_path);
1021        client.add_entity_request_handler(Self::handle_open_new_buffer);
1022        client.add_entity_message_handler(Self::handle_create_buffer_for_peer);
1023        client.add_entity_message_handler(Self::handle_toggle_lsp_logs);
1024
1025        WorktreeStore::init(&client);
1026        BufferStore::init(&client);
1027        LspStore::init(&client);
1028        GitStore::init(&client);
1029        SettingsObserver::init(&client);
1030        TaskStore::init(Some(&client));
1031        ToolchainStore::init(&client);
1032        DapStore::init(&client, cx);
1033        BreakpointStore::init(&client);
1034        context_server_store::init(cx);
1035    }
1036
1037    pub fn local(
1038        client: Arc<Client>,
1039        node: NodeRuntime,
1040        user_store: Entity<UserStore>,
1041        languages: Arc<LanguageRegistry>,
1042        fs: Arc<dyn Fs>,
1043        env: Option<HashMap<String, String>>,
1044        cx: &mut App,
1045    ) -> Entity<Self> {
1046        cx.new(|cx: &mut Context<Self>| {
1047            let (tx, rx) = mpsc::unbounded();
1048            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1049                .detach();
1050            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1051            let worktree_store = cx.new(|_| WorktreeStore::local(false, fs.clone()));
1052            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1053                .detach();
1054
1055            let weak_self = cx.weak_entity();
1056            let context_server_store =
1057                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self, cx));
1058
1059            let environment = cx.new(|_| ProjectEnvironment::new(env));
1060            let manifest_tree = ManifestTree::new(worktree_store.clone(), cx);
1061            let toolchain_store = cx.new(|cx| {
1062                ToolchainStore::local(
1063                    languages.clone(),
1064                    worktree_store.clone(),
1065                    environment.clone(),
1066                    manifest_tree.clone(),
1067                    cx,
1068                )
1069            });
1070
1071            let buffer_store = cx.new(|cx| BufferStore::local(worktree_store.clone(), cx));
1072            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1073                .detach();
1074
1075            let breakpoint_store =
1076                cx.new(|_| BreakpointStore::local(worktree_store.clone(), buffer_store.clone()));
1077
1078            let dap_store = cx.new(|cx| {
1079                DapStore::new_local(
1080                    client.http_client(),
1081                    node.clone(),
1082                    fs.clone(),
1083                    environment.clone(),
1084                    toolchain_store.read(cx).as_language_toolchain_store(),
1085                    worktree_store.clone(),
1086                    breakpoint_store.clone(),
1087                    cx,
1088                )
1089            });
1090            cx.subscribe(&dap_store, Self::on_dap_store_event).detach();
1091
1092            let image_store = cx.new(|cx| ImageStore::local(worktree_store.clone(), cx));
1093            cx.subscribe(&image_store, Self::on_image_store_event)
1094                .detach();
1095
1096            let prettier_store = cx.new(|cx| {
1097                PrettierStore::new(
1098                    node.clone(),
1099                    fs.clone(),
1100                    languages.clone(),
1101                    worktree_store.clone(),
1102                    cx,
1103                )
1104            });
1105
1106            let task_store = cx.new(|cx| {
1107                TaskStore::local(
1108                    buffer_store.downgrade(),
1109                    worktree_store.clone(),
1110                    toolchain_store.read(cx).as_language_toolchain_store(),
1111                    environment.clone(),
1112                    cx,
1113                )
1114            });
1115
1116            let settings_observer = cx.new(|cx| {
1117                SettingsObserver::new_local(
1118                    fs.clone(),
1119                    worktree_store.clone(),
1120                    task_store.clone(),
1121                    cx,
1122                )
1123            });
1124            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1125                .detach();
1126
1127            let lsp_store = cx.new(|cx| {
1128                LspStore::new_local(
1129                    buffer_store.clone(),
1130                    worktree_store.clone(),
1131                    prettier_store.clone(),
1132                    toolchain_store
1133                        .read(cx)
1134                        .as_local_store()
1135                        .expect("Toolchain store to be local")
1136                        .clone(),
1137                    environment.clone(),
1138                    manifest_tree,
1139                    languages.clone(),
1140                    client.http_client(),
1141                    fs.clone(),
1142                    cx,
1143                )
1144            });
1145
1146            let git_store = cx.new(|cx| {
1147                GitStore::local(
1148                    &worktree_store,
1149                    buffer_store.clone(),
1150                    environment.clone(),
1151                    fs.clone(),
1152                    cx,
1153                )
1154            });
1155
1156            let agent_server_store = cx.new(|cx| {
1157                AgentServerStore::local(
1158                    node.clone(),
1159                    fs.clone(),
1160                    environment.clone(),
1161                    client.http_client(),
1162                    cx,
1163                )
1164            });
1165
1166            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1167
1168            Self {
1169                buffer_ordered_messages_tx: tx,
1170                collaborators: Default::default(),
1171                worktree_store,
1172                buffer_store,
1173                image_store,
1174                lsp_store,
1175                context_server_store,
1176                join_project_response_message_id: 0,
1177                client_state: ProjectClientState::Local,
1178                git_store,
1179                client_subscriptions: Vec::new(),
1180                _subscriptions: vec![cx.on_release(Self::release)],
1181                active_entry: None,
1182                snippets,
1183                languages,
1184                collab_client: client,
1185                task_store,
1186                user_store,
1187                settings_observer,
1188                fs,
1189                remote_client: None,
1190                breakpoint_store,
1191                dap_store,
1192                agent_server_store,
1193
1194                buffers_needing_diff: Default::default(),
1195                git_diff_debouncer: DebouncedDelay::new(),
1196                terminals: Terminals {
1197                    local_handles: Vec::new(),
1198                },
1199                node: Some(node),
1200                search_history: Self::new_search_history(),
1201                environment,
1202                remotely_created_models: Default::default(),
1203
1204                search_included_history: Self::new_search_history(),
1205                search_excluded_history: Self::new_search_history(),
1206
1207                toolchain_store: Some(toolchain_store),
1208
1209                agent_location: None,
1210            }
1211        })
1212    }
1213
1214    pub fn remote(
1215        remote: Entity<RemoteClient>,
1216        client: Arc<Client>,
1217        node: NodeRuntime,
1218        user_store: Entity<UserStore>,
1219        languages: Arc<LanguageRegistry>,
1220        fs: Arc<dyn Fs>,
1221        cx: &mut App,
1222    ) -> Entity<Self> {
1223        cx.new(|cx: &mut Context<Self>| {
1224            let (tx, rx) = mpsc::unbounded();
1225            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1226                .detach();
1227            let global_snippets_dir = paths::snippets_dir().to_owned();
1228            let snippets =
1229                SnippetProvider::new(fs.clone(), BTreeSet::from_iter([global_snippets_dir]), cx);
1230
1231            let (remote_proto, path_style) =
1232                remote.read_with(cx, |remote, _| (remote.proto_client(), remote.path_style()));
1233            let worktree_store = cx.new(|_| {
1234                WorktreeStore::remote(
1235                    false,
1236                    remote_proto.clone(),
1237                    REMOTE_SERVER_PROJECT_ID,
1238                    path_style,
1239                )
1240            });
1241            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1242                .detach();
1243
1244            let weak_self = cx.weak_entity();
1245            let context_server_store =
1246                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self, cx));
1247
1248            let buffer_store = cx.new(|cx| {
1249                BufferStore::remote(
1250                    worktree_store.clone(),
1251                    remote.read(cx).proto_client(),
1252                    REMOTE_SERVER_PROJECT_ID,
1253                    cx,
1254                )
1255            });
1256            let image_store = cx.new(|cx| {
1257                ImageStore::remote(
1258                    worktree_store.clone(),
1259                    remote.read(cx).proto_client(),
1260                    REMOTE_SERVER_PROJECT_ID,
1261                    cx,
1262                )
1263            });
1264            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1265                .detach();
1266            let toolchain_store = cx.new(|cx| {
1267                ToolchainStore::remote(REMOTE_SERVER_PROJECT_ID, remote.read(cx).proto_client(), cx)
1268            });
1269            let task_store = cx.new(|cx| {
1270                TaskStore::remote(
1271                    buffer_store.downgrade(),
1272                    worktree_store.clone(),
1273                    toolchain_store.read(cx).as_language_toolchain_store(),
1274                    remote.read(cx).proto_client(),
1275                    REMOTE_SERVER_PROJECT_ID,
1276                    cx,
1277                )
1278            });
1279
1280            let settings_observer = cx.new(|cx| {
1281                SettingsObserver::new_remote(
1282                    fs.clone(),
1283                    worktree_store.clone(),
1284                    task_store.clone(),
1285                    Some(remote_proto.clone()),
1286                    cx,
1287                )
1288            });
1289            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1290                .detach();
1291
1292            let environment = cx.new(|_| ProjectEnvironment::new(None));
1293
1294            let lsp_store = cx.new(|cx| {
1295                LspStore::new_remote(
1296                    buffer_store.clone(),
1297                    worktree_store.clone(),
1298                    languages.clone(),
1299                    remote_proto.clone(),
1300                    REMOTE_SERVER_PROJECT_ID,
1301                    cx,
1302                )
1303            });
1304            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1305
1306            let breakpoint_store =
1307                cx.new(|_| BreakpointStore::remote(REMOTE_SERVER_PROJECT_ID, remote_proto.clone()));
1308
1309            let dap_store = cx.new(|cx| {
1310                DapStore::new_remote(
1311                    REMOTE_SERVER_PROJECT_ID,
1312                    remote.clone(),
1313                    breakpoint_store.clone(),
1314                    worktree_store.clone(),
1315                    cx,
1316                )
1317            });
1318
1319            let git_store = cx.new(|cx| {
1320                GitStore::remote(
1321                    &worktree_store,
1322                    buffer_store.clone(),
1323                    remote_proto.clone(),
1324                    REMOTE_SERVER_PROJECT_ID,
1325                    cx,
1326                )
1327            });
1328
1329            let agent_server_store =
1330                cx.new(|_| AgentServerStore::remote(REMOTE_SERVER_PROJECT_ID, remote.clone()));
1331
1332            cx.subscribe(&remote, Self::on_remote_client_event).detach();
1333
1334            let this = Self {
1335                buffer_ordered_messages_tx: tx,
1336                collaborators: Default::default(),
1337                worktree_store,
1338                buffer_store,
1339                image_store,
1340                lsp_store,
1341                context_server_store,
1342                breakpoint_store,
1343                dap_store,
1344                join_project_response_message_id: 0,
1345                client_state: ProjectClientState::Local,
1346                git_store,
1347                agent_server_store,
1348                client_subscriptions: Vec::new(),
1349                _subscriptions: vec![
1350                    cx.on_release(Self::release),
1351                    cx.on_app_quit(|this, cx| {
1352                        let shutdown = this.remote_client.take().and_then(|client| {
1353                            client.update(cx, |client, cx| {
1354                                client.shutdown_processes(
1355                                    Some(proto::ShutdownRemoteServer {}),
1356                                    cx.background_executor().clone(),
1357                                )
1358                            })
1359                        });
1360
1361                        cx.background_executor().spawn(async move {
1362                            if let Some(shutdown) = shutdown {
1363                                shutdown.await;
1364                            }
1365                        })
1366                    }),
1367                ],
1368                active_entry: None,
1369                snippets,
1370                languages,
1371                collab_client: client,
1372                task_store,
1373                user_store,
1374                settings_observer,
1375                fs,
1376                remote_client: Some(remote.clone()),
1377                buffers_needing_diff: Default::default(),
1378                git_diff_debouncer: DebouncedDelay::new(),
1379                terminals: Terminals {
1380                    local_handles: Vec::new(),
1381                },
1382                node: Some(node),
1383                search_history: Self::new_search_history(),
1384                environment,
1385                remotely_created_models: Default::default(),
1386
1387                search_included_history: Self::new_search_history(),
1388                search_excluded_history: Self::new_search_history(),
1389
1390                toolchain_store: Some(toolchain_store),
1391                agent_location: None,
1392            };
1393
1394            // remote server -> local machine handlers
1395            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &cx.entity());
1396            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.buffer_store);
1397            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.worktree_store);
1398            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.lsp_store);
1399            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.dap_store);
1400            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.settings_observer);
1401            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.git_store);
1402            remote_proto.subscribe_to_entity(REMOTE_SERVER_PROJECT_ID, &this.agent_server_store);
1403
1404            remote_proto.add_entity_message_handler(Self::handle_create_buffer_for_peer);
1405            remote_proto.add_entity_message_handler(Self::handle_update_worktree);
1406            remote_proto.add_entity_message_handler(Self::handle_update_project);
1407            remote_proto.add_entity_message_handler(Self::handle_toast);
1408            remote_proto.add_entity_request_handler(Self::handle_language_server_prompt_request);
1409            remote_proto.add_entity_message_handler(Self::handle_hide_toast);
1410            remote_proto.add_entity_request_handler(Self::handle_update_buffer_from_remote_server);
1411            BufferStore::init(&remote_proto);
1412            LspStore::init(&remote_proto);
1413            SettingsObserver::init(&remote_proto);
1414            TaskStore::init(Some(&remote_proto));
1415            ToolchainStore::init(&remote_proto);
1416            DapStore::init(&remote_proto, cx);
1417            GitStore::init(&remote_proto);
1418            AgentServerStore::init_remote(&remote_proto);
1419
1420            this
1421        })
1422    }
1423
1424    pub async fn in_room(
1425        remote_id: u64,
1426        client: Arc<Client>,
1427        user_store: Entity<UserStore>,
1428        languages: Arc<LanguageRegistry>,
1429        fs: Arc<dyn Fs>,
1430        cx: AsyncApp,
1431    ) -> Result<Entity<Self>> {
1432        client.connect(true, &cx).await.into_response()?;
1433
1434        let subscriptions = [
1435            EntitySubscription::Project(client.subscribe_to_entity::<Self>(remote_id)?),
1436            EntitySubscription::BufferStore(client.subscribe_to_entity::<BufferStore>(remote_id)?),
1437            EntitySubscription::GitStore(client.subscribe_to_entity::<GitStore>(remote_id)?),
1438            EntitySubscription::WorktreeStore(
1439                client.subscribe_to_entity::<WorktreeStore>(remote_id)?,
1440            ),
1441            EntitySubscription::LspStore(client.subscribe_to_entity::<LspStore>(remote_id)?),
1442            EntitySubscription::SettingsObserver(
1443                client.subscribe_to_entity::<SettingsObserver>(remote_id)?,
1444            ),
1445            EntitySubscription::DapStore(client.subscribe_to_entity::<DapStore>(remote_id)?),
1446        ];
1447        let committer = get_git_committer(&cx).await;
1448        let response = client
1449            .request_envelope(proto::JoinProject {
1450                project_id: remote_id,
1451                committer_email: committer.email,
1452                committer_name: committer.name,
1453            })
1454            .await?;
1455        Self::from_join_project_response(
1456            response,
1457            subscriptions,
1458            client,
1459            false,
1460            user_store,
1461            languages,
1462            fs,
1463            cx,
1464        )
1465        .await
1466    }
1467
1468    async fn from_join_project_response(
1469        response: TypedEnvelope<proto::JoinProjectResponse>,
1470        subscriptions: [EntitySubscription; 7],
1471        client: Arc<Client>,
1472        run_tasks: bool,
1473        user_store: Entity<UserStore>,
1474        languages: Arc<LanguageRegistry>,
1475        fs: Arc<dyn Fs>,
1476        mut cx: AsyncApp,
1477    ) -> Result<Entity<Self>> {
1478        let remote_id = response.payload.project_id;
1479        let role = response.payload.role();
1480
1481        let path_style = if response.payload.windows_paths {
1482            PathStyle::Windows
1483        } else {
1484            PathStyle::Posix
1485        };
1486
1487        let worktree_store = cx.new(|_| {
1488            WorktreeStore::remote(
1489                true,
1490                client.clone().into(),
1491                response.payload.project_id,
1492                path_style,
1493            )
1494        })?;
1495        let buffer_store = cx.new(|cx| {
1496            BufferStore::remote(worktree_store.clone(), client.clone().into(), remote_id, cx)
1497        })?;
1498        let image_store = cx.new(|cx| {
1499            ImageStore::remote(worktree_store.clone(), client.clone().into(), remote_id, cx)
1500        })?;
1501
1502        let environment = cx.new(|_| ProjectEnvironment::new(None))?;
1503
1504        let breakpoint_store =
1505            cx.new(|_| BreakpointStore::remote(remote_id, client.clone().into()))?;
1506        let dap_store = cx.new(|cx| {
1507            DapStore::new_collab(
1508                remote_id,
1509                client.clone().into(),
1510                breakpoint_store.clone(),
1511                worktree_store.clone(),
1512                cx,
1513            )
1514        })?;
1515
1516        let lsp_store = cx.new(|cx| {
1517            LspStore::new_remote(
1518                buffer_store.clone(),
1519                worktree_store.clone(),
1520                languages.clone(),
1521                client.clone().into(),
1522                remote_id,
1523                cx,
1524            )
1525        })?;
1526
1527        let task_store = cx.new(|cx| {
1528            if run_tasks {
1529                TaskStore::remote(
1530                    buffer_store.downgrade(),
1531                    worktree_store.clone(),
1532                    Arc::new(EmptyToolchainStore),
1533                    client.clone().into(),
1534                    remote_id,
1535                    cx,
1536                )
1537            } else {
1538                TaskStore::Noop
1539            }
1540        })?;
1541
1542        let settings_observer = cx.new(|cx| {
1543            SettingsObserver::new_remote(
1544                fs.clone(),
1545                worktree_store.clone(),
1546                task_store.clone(),
1547                None,
1548                cx,
1549            )
1550        })?;
1551
1552        let git_store = cx.new(|cx| {
1553            GitStore::remote(
1554                // In this remote case we pass None for the environment
1555                &worktree_store,
1556                buffer_store.clone(),
1557                client.clone().into(),
1558                remote_id,
1559                cx,
1560            )
1561        })?;
1562
1563        let agent_server_store = cx.new(|cx| AgentServerStore::collab(cx))?;
1564        let replica_id = response.payload.replica_id as ReplicaId;
1565
1566        let project = cx.new(|cx| {
1567            let snippets = SnippetProvider::new(fs.clone(), BTreeSet::from_iter([]), cx);
1568
1569            let weak_self = cx.weak_entity();
1570            let context_server_store =
1571                cx.new(|cx| ContextServerStore::new(worktree_store.clone(), weak_self, cx));
1572
1573            let mut worktrees = Vec::new();
1574            for worktree in response.payload.worktrees {
1575                let worktree = Worktree::remote(
1576                    remote_id,
1577                    replica_id,
1578                    worktree,
1579                    client.clone().into(),
1580                    path_style,
1581                    cx,
1582                );
1583                worktrees.push(worktree);
1584            }
1585
1586            let (tx, rx) = mpsc::unbounded();
1587            cx.spawn(async move |this, cx| Self::send_buffer_ordered_messages(this, rx, cx).await)
1588                .detach();
1589
1590            cx.subscribe(&worktree_store, Self::on_worktree_store_event)
1591                .detach();
1592
1593            cx.subscribe(&buffer_store, Self::on_buffer_store_event)
1594                .detach();
1595            cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
1596            cx.subscribe(&settings_observer, Self::on_settings_observer_event)
1597                .detach();
1598
1599            cx.subscribe(&dap_store, Self::on_dap_store_event).detach();
1600
1601            let mut project = Self {
1602                buffer_ordered_messages_tx: tx,
1603                buffer_store: buffer_store.clone(),
1604                image_store,
1605                worktree_store: worktree_store.clone(),
1606                lsp_store: lsp_store.clone(),
1607                context_server_store,
1608                active_entry: None,
1609                collaborators: Default::default(),
1610                join_project_response_message_id: response.message_id,
1611                languages,
1612                user_store: user_store.clone(),
1613                task_store,
1614                snippets,
1615                fs,
1616                remote_client: None,
1617                settings_observer: settings_observer.clone(),
1618                client_subscriptions: Default::default(),
1619                _subscriptions: vec![cx.on_release(Self::release)],
1620                collab_client: client.clone(),
1621                client_state: ProjectClientState::Remote {
1622                    sharing_has_stopped: false,
1623                    capability: Capability::ReadWrite,
1624                    remote_id,
1625                    replica_id,
1626                },
1627                breakpoint_store,
1628                dap_store: dap_store.clone(),
1629                git_store: git_store.clone(),
1630                agent_server_store,
1631                buffers_needing_diff: Default::default(),
1632                git_diff_debouncer: DebouncedDelay::new(),
1633                terminals: Terminals {
1634                    local_handles: Vec::new(),
1635                },
1636                node: None,
1637                search_history: Self::new_search_history(),
1638                search_included_history: Self::new_search_history(),
1639                search_excluded_history: Self::new_search_history(),
1640                environment,
1641                remotely_created_models: Arc::new(Mutex::new(RemotelyCreatedModels::default())),
1642                toolchain_store: None,
1643                agent_location: None,
1644            };
1645            project.set_role(role, cx);
1646            for worktree in worktrees {
1647                project.add_worktree(&worktree, cx);
1648            }
1649            project
1650        })?;
1651
1652        let weak_project = project.downgrade();
1653        lsp_store
1654            .update(&mut cx, |lsp_store, cx| {
1655                lsp_store.set_language_server_statuses_from_proto(
1656                    weak_project,
1657                    response.payload.language_servers,
1658                    response.payload.language_server_capabilities,
1659                    cx,
1660                );
1661            })
1662            .ok();
1663
1664        let subscriptions = subscriptions
1665            .into_iter()
1666            .map(|s| match s {
1667                EntitySubscription::BufferStore(subscription) => {
1668                    subscription.set_entity(&buffer_store, &cx)
1669                }
1670                EntitySubscription::WorktreeStore(subscription) => {
1671                    subscription.set_entity(&worktree_store, &cx)
1672                }
1673                EntitySubscription::GitStore(subscription) => {
1674                    subscription.set_entity(&git_store, &cx)
1675                }
1676                EntitySubscription::SettingsObserver(subscription) => {
1677                    subscription.set_entity(&settings_observer, &cx)
1678                }
1679                EntitySubscription::Project(subscription) => subscription.set_entity(&project, &cx),
1680                EntitySubscription::LspStore(subscription) => {
1681                    subscription.set_entity(&lsp_store, &cx)
1682                }
1683                EntitySubscription::DapStore(subscription) => {
1684                    subscription.set_entity(&dap_store, &cx)
1685                }
1686            })
1687            .collect::<Vec<_>>();
1688
1689        let user_ids = response
1690            .payload
1691            .collaborators
1692            .iter()
1693            .map(|peer| peer.user_id)
1694            .collect();
1695        user_store
1696            .update(&mut cx, |user_store, cx| user_store.get_users(user_ids, cx))?
1697            .await?;
1698
1699        project.update(&mut cx, |this, cx| {
1700            this.set_collaborators_from_proto(response.payload.collaborators, cx)?;
1701            this.client_subscriptions.extend(subscriptions);
1702            anyhow::Ok(())
1703        })??;
1704
1705        Ok(project)
1706    }
1707
1708    fn new_search_history() -> SearchHistory {
1709        SearchHistory::new(
1710            Some(MAX_PROJECT_SEARCH_HISTORY_SIZE),
1711            search_history::QueryInsertionBehavior::AlwaysInsert,
1712        )
1713    }
1714
1715    fn release(&mut self, cx: &mut App) {
1716        if let Some(client) = self.remote_client.take() {
1717            let shutdown = client.update(cx, |client, cx| {
1718                client.shutdown_processes(
1719                    Some(proto::ShutdownRemoteServer {}),
1720                    cx.background_executor().clone(),
1721                )
1722            });
1723
1724            cx.background_spawn(async move {
1725                if let Some(shutdown) = shutdown {
1726                    shutdown.await;
1727                }
1728            })
1729            .detach()
1730        }
1731
1732        match &self.client_state {
1733            ProjectClientState::Local => {}
1734            ProjectClientState::Shared { .. } => {
1735                let _ = self.unshare_internal(cx);
1736            }
1737            ProjectClientState::Remote { remote_id, .. } => {
1738                let _ = self.collab_client.send(proto::LeaveProject {
1739                    project_id: *remote_id,
1740                });
1741                self.disconnected_from_host_internal(cx);
1742            }
1743        }
1744    }
1745
1746    #[cfg(any(test, feature = "test-support"))]
1747    pub async fn example(
1748        root_paths: impl IntoIterator<Item = &Path>,
1749        cx: &mut AsyncApp,
1750    ) -> Entity<Project> {
1751        use clock::FakeSystemClock;
1752
1753        let fs = Arc::new(RealFs::new(None, cx.background_executor().clone()));
1754        let languages = LanguageRegistry::test(cx.background_executor().clone());
1755        let clock = Arc::new(FakeSystemClock::new());
1756        let http_client = http_client::FakeHttpClient::with_404_response();
1757        let client = cx
1758            .update(|cx| client::Client::new(clock, http_client.clone(), cx))
1759            .unwrap();
1760        let user_store = cx.new(|cx| UserStore::new(client.clone(), cx)).unwrap();
1761        let project = cx
1762            .update(|cx| {
1763                Project::local(
1764                    client,
1765                    node_runtime::NodeRuntime::unavailable(),
1766                    user_store,
1767                    Arc::new(languages),
1768                    fs,
1769                    None,
1770                    cx,
1771                )
1772            })
1773            .unwrap();
1774        for path in root_paths {
1775            let (tree, _) = project
1776                .update(cx, |project, cx| {
1777                    project.find_or_create_worktree(path, true, cx)
1778                })
1779                .unwrap()
1780                .await
1781                .unwrap();
1782            tree.read_with(cx, |tree, _| tree.as_local().unwrap().scan_complete())
1783                .unwrap()
1784                .await;
1785        }
1786        project
1787    }
1788
1789    #[cfg(any(test, feature = "test-support"))]
1790    pub async fn test(
1791        fs: Arc<dyn Fs>,
1792        root_paths: impl IntoIterator<Item = &Path>,
1793        cx: &mut gpui::TestAppContext,
1794    ) -> Entity<Project> {
1795        use clock::FakeSystemClock;
1796
1797        let languages = LanguageRegistry::test(cx.executor());
1798        let clock = Arc::new(FakeSystemClock::new());
1799        let http_client = http_client::FakeHttpClient::with_404_response();
1800        let client = cx.update(|cx| client::Client::new(clock, http_client.clone(), cx));
1801        let user_store = cx.new(|cx| UserStore::new(client.clone(), cx));
1802        let project = cx.update(|cx| {
1803            Project::local(
1804                client,
1805                node_runtime::NodeRuntime::unavailable(),
1806                user_store,
1807                Arc::new(languages),
1808                fs,
1809                None,
1810                cx,
1811            )
1812        });
1813        for path in root_paths {
1814            let (tree, _) = project
1815                .update(cx, |project, cx| {
1816                    project.find_or_create_worktree(path, true, cx)
1817                })
1818                .await
1819                .unwrap();
1820
1821            tree.read_with(cx, |tree, _| tree.as_local().unwrap().scan_complete())
1822                .await;
1823        }
1824        project
1825    }
1826
1827    pub fn dap_store(&self) -> Entity<DapStore> {
1828        self.dap_store.clone()
1829    }
1830
1831    pub fn breakpoint_store(&self) -> Entity<BreakpointStore> {
1832        self.breakpoint_store.clone()
1833    }
1834
1835    pub fn active_debug_session(&self, cx: &App) -> Option<(Entity<Session>, ActiveStackFrame)> {
1836        let active_position = self.breakpoint_store.read(cx).active_position()?;
1837        let session = self
1838            .dap_store
1839            .read(cx)
1840            .session_by_id(active_position.session_id)?;
1841        Some((session, active_position.clone()))
1842    }
1843
1844    pub fn lsp_store(&self) -> Entity<LspStore> {
1845        self.lsp_store.clone()
1846    }
1847
1848    pub fn worktree_store(&self) -> Entity<WorktreeStore> {
1849        self.worktree_store.clone()
1850    }
1851
1852    pub fn context_server_store(&self) -> Entity<ContextServerStore> {
1853        self.context_server_store.clone()
1854    }
1855
1856    pub fn buffer_for_id(&self, remote_id: BufferId, cx: &App) -> Option<Entity<Buffer>> {
1857        self.buffer_store.read(cx).get(remote_id)
1858    }
1859
1860    pub fn languages(&self) -> &Arc<LanguageRegistry> {
1861        &self.languages
1862    }
1863
1864    pub fn client(&self) -> Arc<Client> {
1865        self.collab_client.clone()
1866    }
1867
1868    pub fn remote_client(&self) -> Option<Entity<RemoteClient>> {
1869        self.remote_client.clone()
1870    }
1871
1872    pub fn user_store(&self) -> Entity<UserStore> {
1873        self.user_store.clone()
1874    }
1875
1876    pub fn node_runtime(&self) -> Option<&NodeRuntime> {
1877        self.node.as_ref()
1878    }
1879
1880    pub fn opened_buffers(&self, cx: &App) -> Vec<Entity<Buffer>> {
1881        self.buffer_store.read(cx).buffers().collect()
1882    }
1883
1884    pub fn environment(&self) -> &Entity<ProjectEnvironment> {
1885        &self.environment
1886    }
1887
1888    pub fn cli_environment(&self, cx: &App) -> Option<HashMap<String, String>> {
1889        self.environment.read(cx).get_cli_environment()
1890    }
1891
1892    pub fn buffer_environment<'a>(
1893        &'a self,
1894        buffer: &Entity<Buffer>,
1895        worktree_store: &Entity<WorktreeStore>,
1896        cx: &'a mut App,
1897    ) -> Shared<Task<Option<HashMap<String, String>>>> {
1898        self.environment.update(cx, |environment, cx| {
1899            environment.get_buffer_environment(buffer, worktree_store, cx)
1900        })
1901    }
1902
1903    pub fn directory_environment(
1904        &self,
1905        shell: &Shell,
1906        abs_path: Arc<Path>,
1907        cx: &mut App,
1908    ) -> Shared<Task<Option<HashMap<String, String>>>> {
1909        self.environment.update(cx, |environment, cx| {
1910            environment.get_directory_environment_for_shell(shell, abs_path, cx)
1911        })
1912    }
1913
1914    pub fn shell_environment_errors<'a>(
1915        &'a self,
1916        cx: &'a App,
1917    ) -> impl Iterator<Item = (&'a Arc<Path>, &'a EnvironmentErrorMessage)> {
1918        self.environment.read(cx).environment_errors()
1919    }
1920
1921    pub fn remove_environment_error(&mut self, abs_path: &Path, cx: &mut Context<Self>) {
1922        self.environment.update(cx, |environment, cx| {
1923            environment.remove_environment_error(abs_path, cx);
1924        });
1925    }
1926
1927    #[cfg(any(test, feature = "test-support"))]
1928    pub fn has_open_buffer(&self, path: impl Into<ProjectPath>, cx: &App) -> bool {
1929        self.buffer_store
1930            .read(cx)
1931            .get_by_path(&path.into())
1932            .is_some()
1933    }
1934
1935    pub fn fs(&self) -> &Arc<dyn Fs> {
1936        &self.fs
1937    }
1938
1939    pub fn remote_id(&self) -> Option<u64> {
1940        match self.client_state {
1941            ProjectClientState::Local => None,
1942            ProjectClientState::Shared { remote_id, .. }
1943            | ProjectClientState::Remote { remote_id, .. } => Some(remote_id),
1944        }
1945    }
1946
1947    pub fn supports_terminal(&self, _cx: &App) -> bool {
1948        if self.is_local() {
1949            return true;
1950        }
1951        if self.is_via_remote_server() {
1952            return true;
1953        }
1954
1955        false
1956    }
1957
1958    pub fn remote_connection_state(&self, cx: &App) -> Option<remote::ConnectionState> {
1959        self.remote_client
1960            .as_ref()
1961            .map(|remote| remote.read(cx).connection_state())
1962    }
1963
1964    pub fn remote_connection_options(&self, cx: &App) -> Option<RemoteConnectionOptions> {
1965        self.remote_client
1966            .as_ref()
1967            .map(|remote| remote.read(cx).connection_options())
1968    }
1969
1970    pub fn replica_id(&self) -> ReplicaId {
1971        match self.client_state {
1972            ProjectClientState::Remote { replica_id, .. } => replica_id,
1973            _ => {
1974                if self.remote_client.is_some() {
1975                    1
1976                } else {
1977                    0
1978                }
1979            }
1980        }
1981    }
1982
1983    pub fn task_store(&self) -> &Entity<TaskStore> {
1984        &self.task_store
1985    }
1986
1987    pub fn snippets(&self) -> &Entity<SnippetProvider> {
1988        &self.snippets
1989    }
1990
1991    pub fn search_history(&self, kind: SearchInputKind) -> &SearchHistory {
1992        match kind {
1993            SearchInputKind::Query => &self.search_history,
1994            SearchInputKind::Include => &self.search_included_history,
1995            SearchInputKind::Exclude => &self.search_excluded_history,
1996        }
1997    }
1998
1999    pub fn search_history_mut(&mut self, kind: SearchInputKind) -> &mut SearchHistory {
2000        match kind {
2001            SearchInputKind::Query => &mut self.search_history,
2002            SearchInputKind::Include => &mut self.search_included_history,
2003            SearchInputKind::Exclude => &mut self.search_excluded_history,
2004        }
2005    }
2006
2007    pub fn collaborators(&self) -> &HashMap<proto::PeerId, Collaborator> {
2008        &self.collaborators
2009    }
2010
2011    pub fn host(&self) -> Option<&Collaborator> {
2012        self.collaborators.values().find(|c| c.is_host)
2013    }
2014
2015    pub fn set_worktrees_reordered(&mut self, worktrees_reordered: bool, cx: &mut App) {
2016        self.worktree_store.update(cx, |store, _| {
2017            store.set_worktrees_reordered(worktrees_reordered);
2018        });
2019    }
2020
2021    /// Collect all worktrees, including ones that don't appear in the project panel
2022    pub fn worktrees<'a>(
2023        &self,
2024        cx: &'a App,
2025    ) -> impl 'a + DoubleEndedIterator<Item = Entity<Worktree>> {
2026        self.worktree_store.read(cx).worktrees()
2027    }
2028
2029    /// Collect all user-visible worktrees, the ones that appear in the project panel.
2030    pub fn visible_worktrees<'a>(
2031        &'a self,
2032        cx: &'a App,
2033    ) -> impl 'a + DoubleEndedIterator<Item = Entity<Worktree>> {
2034        self.worktree_store.read(cx).visible_worktrees(cx)
2035    }
2036
2037    pub fn worktree_for_root_name(&self, root_name: &str, cx: &App) -> Option<Entity<Worktree>> {
2038        self.visible_worktrees(cx)
2039            .find(|tree| tree.read(cx).root_name() == root_name)
2040    }
2041
2042    pub fn worktree_root_names<'a>(&'a self, cx: &'a App) -> impl Iterator<Item = &'a str> {
2043        self.visible_worktrees(cx)
2044            .map(|tree| tree.read(cx).root_name().as_unix_str())
2045    }
2046
2047    pub fn worktree_for_id(&self, id: WorktreeId, cx: &App) -> Option<Entity<Worktree>> {
2048        self.worktree_store.read(cx).worktree_for_id(id, cx)
2049    }
2050
2051    pub fn worktree_for_entry(
2052        &self,
2053        entry_id: ProjectEntryId,
2054        cx: &App,
2055    ) -> Option<Entity<Worktree>> {
2056        self.worktree_store
2057            .read(cx)
2058            .worktree_for_entry(entry_id, cx)
2059    }
2060
2061    pub fn worktree_id_for_entry(&self, entry_id: ProjectEntryId, cx: &App) -> Option<WorktreeId> {
2062        self.worktree_for_entry(entry_id, cx)
2063            .map(|worktree| worktree.read(cx).id())
2064    }
2065
2066    /// Checks if the entry is the root of a worktree.
2067    pub fn entry_is_worktree_root(&self, entry_id: ProjectEntryId, cx: &App) -> bool {
2068        self.worktree_for_entry(entry_id, cx)
2069            .map(|worktree| {
2070                worktree
2071                    .read(cx)
2072                    .root_entry()
2073                    .is_some_and(|e| e.id == entry_id)
2074            })
2075            .unwrap_or(false)
2076    }
2077
2078    pub fn project_path_git_status(
2079        &self,
2080        project_path: &ProjectPath,
2081        cx: &App,
2082    ) -> Option<FileStatus> {
2083        self.git_store
2084            .read(cx)
2085            .project_path_git_status(project_path, cx)
2086    }
2087
2088    pub fn visibility_for_paths(
2089        &self,
2090        paths: &[PathBuf],
2091        metadatas: &[Metadata],
2092        exclude_sub_dirs: bool,
2093        cx: &App,
2094    ) -> Option<bool> {
2095        paths
2096            .iter()
2097            .zip(metadatas)
2098            .map(|(path, metadata)| self.visibility_for_path(path, metadata, exclude_sub_dirs, cx))
2099            .max()
2100            .flatten()
2101    }
2102
2103    pub fn visibility_for_path(
2104        &self,
2105        path: &Path,
2106        metadata: &Metadata,
2107        exclude_sub_dirs: bool,
2108        cx: &App,
2109    ) -> Option<bool> {
2110        let path = SanitizedPath::new(path).as_path();
2111        self.worktrees(cx)
2112            .filter_map(|worktree| {
2113                let worktree = worktree.read(cx);
2114                let abs_path = worktree.as_local()?.abs_path();
2115                let contains = path == abs_path.as_ref()
2116                    || (path.starts_with(abs_path) && (!exclude_sub_dirs || !metadata.is_dir));
2117                contains.then(|| worktree.is_visible())
2118            })
2119            .max()
2120    }
2121
2122    pub fn create_entry(
2123        &mut self,
2124        project_path: impl Into<ProjectPath>,
2125        is_directory: bool,
2126        cx: &mut Context<Self>,
2127    ) -> Task<Result<CreatedEntry>> {
2128        let project_path = project_path.into();
2129        let Some(worktree) = self.worktree_for_id(project_path.worktree_id, cx) else {
2130            return Task::ready(Err(anyhow!(format!(
2131                "No worktree for path {project_path:?}"
2132            ))));
2133        };
2134        worktree.update(cx, |worktree, cx| {
2135            worktree.create_entry(project_path.path, is_directory, None, cx)
2136        })
2137    }
2138
2139    pub fn copy_entry(
2140        &mut self,
2141        entry_id: ProjectEntryId,
2142        new_project_path: ProjectPath,
2143        cx: &mut Context<Self>,
2144    ) -> Task<Result<Option<Entry>>> {
2145        self.worktree_store.update(cx, |worktree_store, cx| {
2146            worktree_store.copy_entry(entry_id, new_project_path, cx)
2147        })
2148    }
2149
2150    /// Renames the project entry with given `entry_id`.
2151    ///
2152    /// `new_path` is a relative path to worktree root.
2153    /// If root entry is renamed then its new root name is used instead.
2154    pub fn rename_entry(
2155        &mut self,
2156        entry_id: ProjectEntryId,
2157        new_path: ProjectPath,
2158        cx: &mut Context<Self>,
2159    ) -> Task<Result<CreatedEntry>> {
2160        let worktree_store = self.worktree_store.clone();
2161        let Some((worktree, old_path, is_dir)) = worktree_store
2162            .read(cx)
2163            .worktree_and_entry_for_id(entry_id, cx)
2164            .map(|(worktree, entry)| (worktree, entry.path.clone(), entry.is_dir()))
2165        else {
2166            return Task::ready(Err(anyhow!(format!("No worktree for entry {entry_id:?}"))));
2167        };
2168
2169        let worktree_id = worktree.read(cx).id();
2170        let is_root_entry = self.entry_is_worktree_root(entry_id, cx);
2171
2172        let lsp_store = self.lsp_store().downgrade();
2173        cx.spawn(async move |project, cx| {
2174            let (old_abs_path, new_abs_path) = {
2175                let root_path = worktree.read_with(cx, |this, _| this.abs_path())?;
2176                let new_abs_path = if is_root_entry {
2177                    root_path
2178                        .parent()
2179                        .unwrap()
2180                        .join(new_path.path.as_std_path())
2181                } else {
2182                    root_path.join(&new_path.path.as_std_path())
2183                };
2184                (root_path.join(old_path.as_std_path()), new_abs_path)
2185            };
2186            let transaction = LspStore::will_rename_entry(
2187                lsp_store.clone(),
2188                worktree_id,
2189                &old_abs_path,
2190                &new_abs_path,
2191                is_dir,
2192                cx.clone(),
2193            )
2194            .await;
2195
2196            let entry = worktree_store
2197                .update(cx, |worktree_store, cx| {
2198                    worktree_store.rename_entry(entry_id, new_path.clone(), cx)
2199                })?
2200                .await?;
2201
2202            project
2203                .update(cx, |_, cx| {
2204                    cx.emit(Event::EntryRenamed(transaction));
2205                })
2206                .ok();
2207
2208            lsp_store
2209                .read_with(cx, |this, _| {
2210                    this.did_rename_entry(worktree_id, &old_abs_path, &new_abs_path, is_dir);
2211                })
2212                .ok();
2213            Ok(entry)
2214        })
2215    }
2216
2217    pub fn delete_file(
2218        &mut self,
2219        path: ProjectPath,
2220        trash: bool,
2221        cx: &mut Context<Self>,
2222    ) -> Option<Task<Result<()>>> {
2223        let entry = self.entry_for_path(&path, cx)?;
2224        self.delete_entry(entry.id, trash, cx)
2225    }
2226
2227    pub fn delete_entry(
2228        &mut self,
2229        entry_id: ProjectEntryId,
2230        trash: bool,
2231        cx: &mut Context<Self>,
2232    ) -> Option<Task<Result<()>>> {
2233        let worktree = self.worktree_for_entry(entry_id, cx)?;
2234        cx.emit(Event::DeletedEntry(worktree.read(cx).id(), entry_id));
2235        worktree.update(cx, |worktree, cx| {
2236            worktree.delete_entry(entry_id, trash, cx)
2237        })
2238    }
2239
2240    pub fn expand_entry(
2241        &mut self,
2242        worktree_id: WorktreeId,
2243        entry_id: ProjectEntryId,
2244        cx: &mut Context<Self>,
2245    ) -> Option<Task<Result<()>>> {
2246        let worktree = self.worktree_for_id(worktree_id, cx)?;
2247        worktree.update(cx, |worktree, cx| worktree.expand_entry(entry_id, cx))
2248    }
2249
2250    pub fn expand_all_for_entry(
2251        &mut self,
2252        worktree_id: WorktreeId,
2253        entry_id: ProjectEntryId,
2254        cx: &mut Context<Self>,
2255    ) -> Option<Task<Result<()>>> {
2256        let worktree = self.worktree_for_id(worktree_id, cx)?;
2257        let task = worktree.update(cx, |worktree, cx| {
2258            worktree.expand_all_for_entry(entry_id, cx)
2259        });
2260        Some(cx.spawn(async move |this, cx| {
2261            task.context("no task")?.await?;
2262            this.update(cx, |_, cx| {
2263                cx.emit(Event::ExpandedAllForEntry(worktree_id, entry_id));
2264            })?;
2265            Ok(())
2266        }))
2267    }
2268
2269    pub fn shared(&mut self, project_id: u64, cx: &mut Context<Self>) -> Result<()> {
2270        anyhow::ensure!(
2271            matches!(self.client_state, ProjectClientState::Local),
2272            "project was already shared"
2273        );
2274
2275        self.client_subscriptions.extend([
2276            self.collab_client
2277                .subscribe_to_entity(project_id)?
2278                .set_entity(&cx.entity(), &cx.to_async()),
2279            self.collab_client
2280                .subscribe_to_entity(project_id)?
2281                .set_entity(&self.worktree_store, &cx.to_async()),
2282            self.collab_client
2283                .subscribe_to_entity(project_id)?
2284                .set_entity(&self.buffer_store, &cx.to_async()),
2285            self.collab_client
2286                .subscribe_to_entity(project_id)?
2287                .set_entity(&self.lsp_store, &cx.to_async()),
2288            self.collab_client
2289                .subscribe_to_entity(project_id)?
2290                .set_entity(&self.settings_observer, &cx.to_async()),
2291            self.collab_client
2292                .subscribe_to_entity(project_id)?
2293                .set_entity(&self.dap_store, &cx.to_async()),
2294            self.collab_client
2295                .subscribe_to_entity(project_id)?
2296                .set_entity(&self.breakpoint_store, &cx.to_async()),
2297            self.collab_client
2298                .subscribe_to_entity(project_id)?
2299                .set_entity(&self.git_store, &cx.to_async()),
2300        ]);
2301
2302        self.buffer_store.update(cx, |buffer_store, cx| {
2303            buffer_store.shared(project_id, self.collab_client.clone().into(), cx)
2304        });
2305        self.worktree_store.update(cx, |worktree_store, cx| {
2306            worktree_store.shared(project_id, self.collab_client.clone().into(), cx);
2307        });
2308        self.lsp_store.update(cx, |lsp_store, cx| {
2309            lsp_store.shared(project_id, self.collab_client.clone().into(), cx)
2310        });
2311        self.breakpoint_store.update(cx, |breakpoint_store, _| {
2312            breakpoint_store.shared(project_id, self.collab_client.clone().into())
2313        });
2314        self.dap_store.update(cx, |dap_store, cx| {
2315            dap_store.shared(project_id, self.collab_client.clone().into(), cx);
2316        });
2317        self.task_store.update(cx, |task_store, cx| {
2318            task_store.shared(project_id, self.collab_client.clone().into(), cx);
2319        });
2320        self.settings_observer.update(cx, |settings_observer, cx| {
2321            settings_observer.shared(project_id, self.collab_client.clone().into(), cx)
2322        });
2323        self.git_store.update(cx, |git_store, cx| {
2324            git_store.shared(project_id, self.collab_client.clone().into(), cx)
2325        });
2326
2327        self.client_state = ProjectClientState::Shared {
2328            remote_id: project_id,
2329        };
2330
2331        cx.emit(Event::RemoteIdChanged(Some(project_id)));
2332        Ok(())
2333    }
2334
2335    pub fn reshared(
2336        &mut self,
2337        message: proto::ResharedProject,
2338        cx: &mut Context<Self>,
2339    ) -> Result<()> {
2340        self.buffer_store
2341            .update(cx, |buffer_store, _| buffer_store.forget_shared_buffers());
2342        self.set_collaborators_from_proto(message.collaborators, cx)?;
2343
2344        self.worktree_store.update(cx, |worktree_store, cx| {
2345            worktree_store.send_project_updates(cx);
2346        });
2347        if let Some(remote_id) = self.remote_id() {
2348            self.git_store.update(cx, |git_store, cx| {
2349                git_store.shared(remote_id, self.collab_client.clone().into(), cx)
2350            });
2351        }
2352        cx.emit(Event::Reshared);
2353        Ok(())
2354    }
2355
2356    pub fn rejoined(
2357        &mut self,
2358        message: proto::RejoinedProject,
2359        message_id: u32,
2360        cx: &mut Context<Self>,
2361    ) -> Result<()> {
2362        cx.update_global::<SettingsStore, _>(|store, cx| {
2363            self.worktree_store.update(cx, |worktree_store, cx| {
2364                for worktree in worktree_store.worktrees() {
2365                    store
2366                        .clear_local_settings(worktree.read(cx).id(), cx)
2367                        .log_err();
2368                }
2369            });
2370        });
2371
2372        self.join_project_response_message_id = message_id;
2373        self.set_worktrees_from_proto(message.worktrees, cx)?;
2374        self.set_collaborators_from_proto(message.collaborators, cx)?;
2375
2376        let project = cx.weak_entity();
2377        self.lsp_store.update(cx, |lsp_store, cx| {
2378            lsp_store.set_language_server_statuses_from_proto(
2379                project,
2380                message.language_servers,
2381                message.language_server_capabilities,
2382                cx,
2383            )
2384        });
2385        self.enqueue_buffer_ordered_message(BufferOrderedMessage::Resync)
2386            .unwrap();
2387        cx.emit(Event::Rejoined);
2388        Ok(())
2389    }
2390
2391    pub fn unshare(&mut self, cx: &mut Context<Self>) -> Result<()> {
2392        self.unshare_internal(cx)?;
2393        cx.emit(Event::RemoteIdChanged(None));
2394        Ok(())
2395    }
2396
2397    fn unshare_internal(&mut self, cx: &mut App) -> Result<()> {
2398        anyhow::ensure!(
2399            !self.is_via_collab(),
2400            "attempted to unshare a remote project"
2401        );
2402
2403        if let ProjectClientState::Shared { remote_id, .. } = self.client_state {
2404            self.client_state = ProjectClientState::Local;
2405            self.collaborators.clear();
2406            self.client_subscriptions.clear();
2407            self.worktree_store.update(cx, |store, cx| {
2408                store.unshared(cx);
2409            });
2410            self.buffer_store.update(cx, |buffer_store, cx| {
2411                buffer_store.forget_shared_buffers();
2412                buffer_store.unshared(cx)
2413            });
2414            self.task_store.update(cx, |task_store, cx| {
2415                task_store.unshared(cx);
2416            });
2417            self.breakpoint_store.update(cx, |breakpoint_store, cx| {
2418                breakpoint_store.unshared(cx);
2419            });
2420            self.dap_store.update(cx, |dap_store, cx| {
2421                dap_store.unshared(cx);
2422            });
2423            self.settings_observer.update(cx, |settings_observer, cx| {
2424                settings_observer.unshared(cx);
2425            });
2426            self.git_store.update(cx, |git_store, cx| {
2427                git_store.unshared(cx);
2428            });
2429
2430            self.collab_client
2431                .send(proto::UnshareProject {
2432                    project_id: remote_id,
2433                })
2434                .ok();
2435            Ok(())
2436        } else {
2437            anyhow::bail!("attempted to unshare an unshared project");
2438        }
2439    }
2440
2441    pub fn disconnected_from_host(&mut self, cx: &mut Context<Self>) {
2442        if self.is_disconnected(cx) {
2443            return;
2444        }
2445        self.disconnected_from_host_internal(cx);
2446        cx.emit(Event::DisconnectedFromHost);
2447    }
2448
2449    pub fn set_role(&mut self, role: proto::ChannelRole, cx: &mut Context<Self>) {
2450        let new_capability =
2451            if role == proto::ChannelRole::Member || role == proto::ChannelRole::Admin {
2452                Capability::ReadWrite
2453            } else {
2454                Capability::ReadOnly
2455            };
2456        if let ProjectClientState::Remote { capability, .. } = &mut self.client_state {
2457            if *capability == new_capability {
2458                return;
2459            }
2460
2461            *capability = new_capability;
2462            for buffer in self.opened_buffers(cx) {
2463                buffer.update(cx, |buffer, cx| buffer.set_capability(new_capability, cx));
2464            }
2465        }
2466    }
2467
2468    fn disconnected_from_host_internal(&mut self, cx: &mut App) {
2469        if let ProjectClientState::Remote {
2470            sharing_has_stopped,
2471            ..
2472        } = &mut self.client_state
2473        {
2474            *sharing_has_stopped = true;
2475            self.collaborators.clear();
2476            self.worktree_store.update(cx, |store, cx| {
2477                store.disconnected_from_host(cx);
2478            });
2479            self.buffer_store.update(cx, |buffer_store, cx| {
2480                buffer_store.disconnected_from_host(cx)
2481            });
2482            self.lsp_store
2483                .update(cx, |lsp_store, _cx| lsp_store.disconnected_from_host());
2484        }
2485    }
2486
2487    pub fn close(&mut self, cx: &mut Context<Self>) {
2488        cx.emit(Event::Closed);
2489    }
2490
2491    pub fn is_disconnected(&self, cx: &App) -> bool {
2492        match &self.client_state {
2493            ProjectClientState::Remote {
2494                sharing_has_stopped,
2495                ..
2496            } => *sharing_has_stopped,
2497            ProjectClientState::Local if self.is_via_remote_server() => {
2498                self.remote_client_is_disconnected(cx)
2499            }
2500            _ => false,
2501        }
2502    }
2503
2504    fn remote_client_is_disconnected(&self, cx: &App) -> bool {
2505        self.remote_client
2506            .as_ref()
2507            .map(|remote| remote.read(cx).is_disconnected())
2508            .unwrap_or(false)
2509    }
2510
2511    pub fn capability(&self) -> Capability {
2512        match &self.client_state {
2513            ProjectClientState::Remote { capability, .. } => *capability,
2514            ProjectClientState::Shared { .. } | ProjectClientState::Local => Capability::ReadWrite,
2515        }
2516    }
2517
2518    pub fn is_read_only(&self, cx: &App) -> bool {
2519        self.is_disconnected(cx) || self.capability() == Capability::ReadOnly
2520    }
2521
2522    pub fn is_local(&self) -> bool {
2523        match &self.client_state {
2524            ProjectClientState::Local | ProjectClientState::Shared { .. } => {
2525                self.remote_client.is_none()
2526            }
2527            ProjectClientState::Remote { .. } => false,
2528        }
2529    }
2530
2531    pub fn is_via_remote_server(&self) -> bool {
2532        match &self.client_state {
2533            ProjectClientState::Local | ProjectClientState::Shared { .. } => {
2534                self.remote_client.is_some()
2535            }
2536            ProjectClientState::Remote { .. } => false,
2537        }
2538    }
2539
2540    pub fn is_via_collab(&self) -> bool {
2541        match &self.client_state {
2542            ProjectClientState::Local | ProjectClientState::Shared { .. } => false,
2543            ProjectClientState::Remote { .. } => true,
2544        }
2545    }
2546
2547    pub fn create_buffer(
2548        &mut self,
2549        searchable: bool,
2550        cx: &mut Context<Self>,
2551    ) -> Task<Result<Entity<Buffer>>> {
2552        self.buffer_store.update(cx, |buffer_store, cx| {
2553            buffer_store.create_buffer(searchable, cx)
2554        })
2555    }
2556
2557    pub fn create_local_buffer(
2558        &mut self,
2559        text: &str,
2560        language: Option<Arc<Language>>,
2561        project_searchable: bool,
2562        cx: &mut Context<Self>,
2563    ) -> Entity<Buffer> {
2564        if self.is_via_collab() || self.is_via_remote_server() {
2565            panic!("called create_local_buffer on a remote project")
2566        }
2567        self.buffer_store.update(cx, |buffer_store, cx| {
2568            buffer_store.create_local_buffer(text, language, project_searchable, cx)
2569        })
2570    }
2571
2572    pub fn open_path(
2573        &mut self,
2574        path: ProjectPath,
2575        cx: &mut Context<Self>,
2576    ) -> Task<Result<(Option<ProjectEntryId>, Entity<Buffer>)>> {
2577        let task = self.open_buffer(path, cx);
2578        cx.spawn(async move |_project, cx| {
2579            let buffer = task.await?;
2580            let project_entry_id = buffer.read_with(cx, |buffer, cx| {
2581                File::from_dyn(buffer.file()).and_then(|file| file.project_entry_id(cx))
2582            })?;
2583
2584            Ok((project_entry_id, buffer))
2585        })
2586    }
2587
2588    pub fn open_local_buffer(
2589        &mut self,
2590        abs_path: impl AsRef<Path>,
2591        cx: &mut Context<Self>,
2592    ) -> Task<Result<Entity<Buffer>>> {
2593        let worktree_task = self.find_or_create_worktree(abs_path.as_ref(), false, cx);
2594        cx.spawn(async move |this, cx| {
2595            let (worktree, relative_path) = worktree_task.await?;
2596            this.update(cx, |this, cx| {
2597                this.open_buffer((worktree.read(cx).id(), relative_path), cx)
2598            })?
2599            .await
2600        })
2601    }
2602
2603    #[cfg(any(test, feature = "test-support"))]
2604    pub fn open_local_buffer_with_lsp(
2605        &mut self,
2606        abs_path: impl AsRef<Path>,
2607        cx: &mut Context<Self>,
2608    ) -> Task<Result<(Entity<Buffer>, lsp_store::OpenLspBufferHandle)>> {
2609        if let Some((worktree, relative_path)) = self.find_worktree(abs_path.as_ref(), cx) {
2610            self.open_buffer_with_lsp((worktree.read(cx).id(), relative_path), cx)
2611        } else {
2612            Task::ready(Err(anyhow!("no such path")))
2613        }
2614    }
2615
2616    pub fn open_buffer(
2617        &mut self,
2618        path: impl Into<ProjectPath>,
2619        cx: &mut App,
2620    ) -> Task<Result<Entity<Buffer>>> {
2621        if self.is_disconnected(cx) {
2622            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2623        }
2624
2625        self.buffer_store.update(cx, |buffer_store, cx| {
2626            buffer_store.open_buffer(path.into(), cx)
2627        })
2628    }
2629
2630    #[cfg(any(test, feature = "test-support"))]
2631    pub fn open_buffer_with_lsp(
2632        &mut self,
2633        path: impl Into<ProjectPath>,
2634        cx: &mut Context<Self>,
2635    ) -> Task<Result<(Entity<Buffer>, lsp_store::OpenLspBufferHandle)>> {
2636        let buffer = self.open_buffer(path, cx);
2637        cx.spawn(async move |this, cx| {
2638            let buffer = buffer.await?;
2639            let handle = this.update(cx, |project, cx| {
2640                project.register_buffer_with_language_servers(&buffer, cx)
2641            })?;
2642            Ok((buffer, handle))
2643        })
2644    }
2645
2646    pub fn register_buffer_with_language_servers(
2647        &self,
2648        buffer: &Entity<Buffer>,
2649        cx: &mut App,
2650    ) -> OpenLspBufferHandle {
2651        self.lsp_store.update(cx, |lsp_store, cx| {
2652            lsp_store.register_buffer_with_language_servers(buffer, HashSet::default(), false, cx)
2653        })
2654    }
2655
2656    pub fn open_unstaged_diff(
2657        &mut self,
2658        buffer: Entity<Buffer>,
2659        cx: &mut Context<Self>,
2660    ) -> Task<Result<Entity<BufferDiff>>> {
2661        if self.is_disconnected(cx) {
2662            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2663        }
2664        self.git_store
2665            .update(cx, |git_store, cx| git_store.open_unstaged_diff(buffer, cx))
2666    }
2667
2668    pub fn open_uncommitted_diff(
2669        &mut self,
2670        buffer: Entity<Buffer>,
2671        cx: &mut Context<Self>,
2672    ) -> Task<Result<Entity<BufferDiff>>> {
2673        if self.is_disconnected(cx) {
2674            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2675        }
2676        self.git_store.update(cx, |git_store, cx| {
2677            git_store.open_uncommitted_diff(buffer, cx)
2678        })
2679    }
2680
2681    pub fn open_buffer_by_id(
2682        &mut self,
2683        id: BufferId,
2684        cx: &mut Context<Self>,
2685    ) -> Task<Result<Entity<Buffer>>> {
2686        if let Some(buffer) = self.buffer_for_id(id, cx) {
2687            Task::ready(Ok(buffer))
2688        } else if self.is_local() || self.is_via_remote_server() {
2689            Task::ready(Err(anyhow!("buffer {id} does not exist")))
2690        } else if let Some(project_id) = self.remote_id() {
2691            let request = self.collab_client.request(proto::OpenBufferById {
2692                project_id,
2693                id: id.into(),
2694            });
2695            cx.spawn(async move |project, cx| {
2696                let buffer_id = BufferId::new(request.await?.buffer_id)?;
2697                project
2698                    .update(cx, |project, cx| {
2699                        project.buffer_store.update(cx, |buffer_store, cx| {
2700                            buffer_store.wait_for_remote_buffer(buffer_id, cx)
2701                        })
2702                    })?
2703                    .await
2704            })
2705        } else {
2706            Task::ready(Err(anyhow!("cannot open buffer while disconnected")))
2707        }
2708    }
2709
2710    pub fn save_buffers(
2711        &self,
2712        buffers: HashSet<Entity<Buffer>>,
2713        cx: &mut Context<Self>,
2714    ) -> Task<Result<()>> {
2715        cx.spawn(async move |this, cx| {
2716            let save_tasks = buffers.into_iter().filter_map(|buffer| {
2717                this.update(cx, |this, cx| this.save_buffer(buffer, cx))
2718                    .ok()
2719            });
2720            try_join_all(save_tasks).await?;
2721            Ok(())
2722        })
2723    }
2724
2725    pub fn save_buffer(&self, buffer: Entity<Buffer>, cx: &mut Context<Self>) -> Task<Result<()>> {
2726        self.buffer_store
2727            .update(cx, |buffer_store, cx| buffer_store.save_buffer(buffer, cx))
2728    }
2729
2730    pub fn save_buffer_as(
2731        &mut self,
2732        buffer: Entity<Buffer>,
2733        path: ProjectPath,
2734        cx: &mut Context<Self>,
2735    ) -> Task<Result<()>> {
2736        self.buffer_store.update(cx, |buffer_store, cx| {
2737            buffer_store.save_buffer_as(buffer.clone(), path, cx)
2738        })
2739    }
2740
2741    pub fn get_open_buffer(&self, path: &ProjectPath, cx: &App) -> Option<Entity<Buffer>> {
2742        self.buffer_store.read(cx).get_by_path(path)
2743    }
2744
2745    fn register_buffer(&mut self, buffer: &Entity<Buffer>, cx: &mut Context<Self>) -> Result<()> {
2746        {
2747            let mut remotely_created_models = self.remotely_created_models.lock();
2748            if remotely_created_models.retain_count > 0 {
2749                remotely_created_models.buffers.push(buffer.clone())
2750            }
2751        }
2752
2753        self.request_buffer_diff_recalculation(buffer, cx);
2754
2755        cx.subscribe(buffer, |this, buffer, event, cx| {
2756            this.on_buffer_event(buffer, event, cx);
2757        })
2758        .detach();
2759
2760        Ok(())
2761    }
2762
2763    pub fn open_image(
2764        &mut self,
2765        path: impl Into<ProjectPath>,
2766        cx: &mut Context<Self>,
2767    ) -> Task<Result<Entity<ImageItem>>> {
2768        if self.is_disconnected(cx) {
2769            return Task::ready(Err(anyhow!(ErrorCode::Disconnected)));
2770        }
2771
2772        let open_image_task = self.image_store.update(cx, |image_store, cx| {
2773            image_store.open_image(path.into(), cx)
2774        });
2775
2776        let weak_project = cx.entity().downgrade();
2777        cx.spawn(async move |_, cx| {
2778            let image_item = open_image_task.await?;
2779            let project = weak_project.upgrade().context("Project dropped")?;
2780
2781            let metadata = ImageItem::load_image_metadata(image_item.clone(), project, cx).await?;
2782            image_item.update(cx, |image_item, cx| {
2783                image_item.image_metadata = Some(metadata);
2784                cx.emit(ImageItemEvent::MetadataUpdated);
2785            })?;
2786
2787            Ok(image_item)
2788        })
2789    }
2790
2791    async fn send_buffer_ordered_messages(
2792        project: WeakEntity<Self>,
2793        rx: UnboundedReceiver<BufferOrderedMessage>,
2794        cx: &mut AsyncApp,
2795    ) -> Result<()> {
2796        const MAX_BATCH_SIZE: usize = 128;
2797
2798        let mut operations_by_buffer_id = HashMap::default();
2799        async fn flush_operations(
2800            this: &WeakEntity<Project>,
2801            operations_by_buffer_id: &mut HashMap<BufferId, Vec<proto::Operation>>,
2802            needs_resync_with_host: &mut bool,
2803            is_local: bool,
2804            cx: &mut AsyncApp,
2805        ) -> Result<()> {
2806            for (buffer_id, operations) in operations_by_buffer_id.drain() {
2807                let request = this.read_with(cx, |this, _| {
2808                    let project_id = this.remote_id()?;
2809                    Some(this.collab_client.request(proto::UpdateBuffer {
2810                        buffer_id: buffer_id.into(),
2811                        project_id,
2812                        operations,
2813                    }))
2814                })?;
2815                if let Some(request) = request
2816                    && request.await.is_err()
2817                    && !is_local
2818                {
2819                    *needs_resync_with_host = true;
2820                    break;
2821                }
2822            }
2823            Ok(())
2824        }
2825
2826        let mut needs_resync_with_host = false;
2827        let mut changes = rx.ready_chunks(MAX_BATCH_SIZE);
2828
2829        while let Some(changes) = changes.next().await {
2830            let is_local = project.read_with(cx, |this, _| this.is_local())?;
2831
2832            for change in changes {
2833                match change {
2834                    BufferOrderedMessage::Operation {
2835                        buffer_id,
2836                        operation,
2837                    } => {
2838                        if needs_resync_with_host {
2839                            continue;
2840                        }
2841
2842                        operations_by_buffer_id
2843                            .entry(buffer_id)
2844                            .or_insert(Vec::new())
2845                            .push(operation);
2846                    }
2847
2848                    BufferOrderedMessage::Resync => {
2849                        operations_by_buffer_id.clear();
2850                        if project
2851                            .update(cx, |this, cx| this.synchronize_remote_buffers(cx))?
2852                            .await
2853                            .is_ok()
2854                        {
2855                            needs_resync_with_host = false;
2856                        }
2857                    }
2858
2859                    BufferOrderedMessage::LanguageServerUpdate {
2860                        language_server_id,
2861                        message,
2862                        name,
2863                    } => {
2864                        flush_operations(
2865                            &project,
2866                            &mut operations_by_buffer_id,
2867                            &mut needs_resync_with_host,
2868                            is_local,
2869                            cx,
2870                        )
2871                        .await?;
2872
2873                        project.read_with(cx, |project, _| {
2874                            if let Some(project_id) = project.remote_id() {
2875                                project
2876                                    .collab_client
2877                                    .send(proto::UpdateLanguageServer {
2878                                        project_id,
2879                                        server_name: name.map(|name| String::from(name.0)),
2880                                        language_server_id: language_server_id.to_proto(),
2881                                        variant: Some(message),
2882                                    })
2883                                    .log_err();
2884                            }
2885                        })?;
2886                    }
2887                }
2888            }
2889
2890            flush_operations(
2891                &project,
2892                &mut operations_by_buffer_id,
2893                &mut needs_resync_with_host,
2894                is_local,
2895                cx,
2896            )
2897            .await?;
2898        }
2899
2900        Ok(())
2901    }
2902
2903    fn on_buffer_store_event(
2904        &mut self,
2905        _: Entity<BufferStore>,
2906        event: &BufferStoreEvent,
2907        cx: &mut Context<Self>,
2908    ) {
2909        match event {
2910            BufferStoreEvent::BufferAdded(buffer) => {
2911                self.register_buffer(buffer, cx).log_err();
2912            }
2913            BufferStoreEvent::BufferDropped(buffer_id) => {
2914                if let Some(ref remote_client) = self.remote_client {
2915                    remote_client
2916                        .read(cx)
2917                        .proto_client()
2918                        .send(proto::CloseBuffer {
2919                            project_id: 0,
2920                            buffer_id: buffer_id.to_proto(),
2921                        })
2922                        .log_err();
2923                }
2924            }
2925            _ => {}
2926        }
2927    }
2928
2929    fn on_image_store_event(
2930        &mut self,
2931        _: Entity<ImageStore>,
2932        event: &ImageStoreEvent,
2933        cx: &mut Context<Self>,
2934    ) {
2935        match event {
2936            ImageStoreEvent::ImageAdded(image) => {
2937                cx.subscribe(image, |this, image, event, cx| {
2938                    this.on_image_event(image, event, cx);
2939                })
2940                .detach();
2941            }
2942        }
2943    }
2944
2945    fn on_dap_store_event(
2946        &mut self,
2947        _: Entity<DapStore>,
2948        event: &DapStoreEvent,
2949        cx: &mut Context<Self>,
2950    ) {
2951        if let DapStoreEvent::Notification(message) = event {
2952            cx.emit(Event::Toast {
2953                notification_id: "dap".into(),
2954                message: message.clone(),
2955            });
2956        }
2957    }
2958
2959    fn on_lsp_store_event(
2960        &mut self,
2961        _: Entity<LspStore>,
2962        event: &LspStoreEvent,
2963        cx: &mut Context<Self>,
2964    ) {
2965        match event {
2966            LspStoreEvent::DiagnosticsUpdated { server_id, paths } => {
2967                cx.emit(Event::DiagnosticsUpdated {
2968                    paths: paths.clone(),
2969                    language_server_id: *server_id,
2970                })
2971            }
2972            LspStoreEvent::LanguageServerAdded(server_id, name, worktree_id) => cx.emit(
2973                Event::LanguageServerAdded(*server_id, name.clone(), *worktree_id),
2974            ),
2975            LspStoreEvent::LanguageServerRemoved(server_id) => {
2976                cx.emit(Event::LanguageServerRemoved(*server_id))
2977            }
2978            LspStoreEvent::LanguageServerLog(server_id, log_type, string) => cx.emit(
2979                Event::LanguageServerLog(*server_id, log_type.clone(), string.clone()),
2980            ),
2981            LspStoreEvent::LanguageDetected {
2982                buffer,
2983                new_language,
2984            } => {
2985                let Some(_) = new_language else {
2986                    cx.emit(Event::LanguageNotFound(buffer.clone()));
2987                    return;
2988                };
2989            }
2990            LspStoreEvent::RefreshInlayHints => cx.emit(Event::RefreshInlayHints),
2991            LspStoreEvent::RefreshCodeLens => cx.emit(Event::RefreshCodeLens),
2992            LspStoreEvent::LanguageServerPrompt(prompt) => {
2993                cx.emit(Event::LanguageServerPrompt(prompt.clone()))
2994            }
2995            LspStoreEvent::DiskBasedDiagnosticsStarted { language_server_id } => {
2996                cx.emit(Event::DiskBasedDiagnosticsStarted {
2997                    language_server_id: *language_server_id,
2998                });
2999            }
3000            LspStoreEvent::DiskBasedDiagnosticsFinished { language_server_id } => {
3001                cx.emit(Event::DiskBasedDiagnosticsFinished {
3002                    language_server_id: *language_server_id,
3003                });
3004            }
3005            LspStoreEvent::LanguageServerUpdate {
3006                language_server_id,
3007                name,
3008                message,
3009            } => {
3010                if self.is_local() {
3011                    self.enqueue_buffer_ordered_message(
3012                        BufferOrderedMessage::LanguageServerUpdate {
3013                            language_server_id: *language_server_id,
3014                            message: message.clone(),
3015                            name: name.clone(),
3016                        },
3017                    )
3018                    .ok();
3019                }
3020
3021                match message {
3022                    proto::update_language_server::Variant::MetadataUpdated(update) => {
3023                        if let Some(capabilities) = update
3024                            .capabilities
3025                            .as_ref()
3026                            .and_then(|capabilities| serde_json::from_str(capabilities).ok())
3027                        {
3028                            self.lsp_store.update(cx, |lsp_store, _| {
3029                                lsp_store
3030                                    .lsp_server_capabilities
3031                                    .insert(*language_server_id, capabilities);
3032                            });
3033                        }
3034                    }
3035                    proto::update_language_server::Variant::RegisteredForBuffer(update) => {
3036                        if let Some(buffer_id) = BufferId::new(update.buffer_id).ok() {
3037                            cx.emit(Event::LanguageServerBufferRegistered {
3038                                buffer_id,
3039                                server_id: *language_server_id,
3040                                buffer_abs_path: PathBuf::from(&update.buffer_abs_path),
3041                                name: name.clone(),
3042                            });
3043                        }
3044                    }
3045                    _ => (),
3046                }
3047            }
3048            LspStoreEvent::Notification(message) => cx.emit(Event::Toast {
3049                notification_id: "lsp".into(),
3050                message: message.clone(),
3051            }),
3052            LspStoreEvent::SnippetEdit {
3053                buffer_id,
3054                edits,
3055                most_recent_edit,
3056            } => {
3057                if most_recent_edit.replica_id == self.replica_id() {
3058                    cx.emit(Event::SnippetEdit(*buffer_id, edits.clone()))
3059                }
3060            }
3061        }
3062    }
3063
3064    fn on_remote_client_event(
3065        &mut self,
3066        _: Entity<RemoteClient>,
3067        event: &remote::RemoteClientEvent,
3068        cx: &mut Context<Self>,
3069    ) {
3070        match event {
3071            remote::RemoteClientEvent::Disconnected => {
3072                self.worktree_store.update(cx, |store, cx| {
3073                    store.disconnected_from_host(cx);
3074                });
3075                self.buffer_store.update(cx, |buffer_store, cx| {
3076                    buffer_store.disconnected_from_host(cx)
3077                });
3078                self.lsp_store.update(cx, |lsp_store, _cx| {
3079                    lsp_store.disconnected_from_ssh_remote()
3080                });
3081                cx.emit(Event::DisconnectedFromSshRemote);
3082            }
3083        }
3084    }
3085
3086    fn on_settings_observer_event(
3087        &mut self,
3088        _: Entity<SettingsObserver>,
3089        event: &SettingsObserverEvent,
3090        cx: &mut Context<Self>,
3091    ) {
3092        match event {
3093            SettingsObserverEvent::LocalSettingsUpdated(result) => match result {
3094                Err(InvalidSettingsError::LocalSettings { message, path }) => {
3095                    let message = format!("Failed to set local settings in {path:?}:\n{message}");
3096                    cx.emit(Event::Toast {
3097                        notification_id: format!("local-settings-{path:?}").into(),
3098                        message,
3099                    });
3100                }
3101                Ok(path) => cx.emit(Event::HideToast {
3102                    notification_id: format!("local-settings-{path:?}").into(),
3103                }),
3104                Err(_) => {}
3105            },
3106            SettingsObserverEvent::LocalTasksUpdated(result) => match result {
3107                Err(InvalidSettingsError::Tasks { message, path }) => {
3108                    let message = format!("Failed to set local tasks in {path:?}:\n{message}");
3109                    cx.emit(Event::Toast {
3110                        notification_id: format!("local-tasks-{path:?}").into(),
3111                        message,
3112                    });
3113                }
3114                Ok(path) => cx.emit(Event::HideToast {
3115                    notification_id: format!("local-tasks-{path:?}").into(),
3116                }),
3117                Err(_) => {}
3118            },
3119            SettingsObserverEvent::LocalDebugScenariosUpdated(result) => match result {
3120                Err(InvalidSettingsError::Debug { message, path }) => {
3121                    let message =
3122                        format!("Failed to set local debug scenarios in {path:?}:\n{message}");
3123                    cx.emit(Event::Toast {
3124                        notification_id: format!("local-debug-scenarios-{path:?}").into(),
3125                        message,
3126                    });
3127                }
3128                Ok(path) => cx.emit(Event::HideToast {
3129                    notification_id: format!("local-debug-scenarios-{path:?}").into(),
3130                }),
3131                Err(_) => {}
3132            },
3133        }
3134    }
3135
3136    fn on_worktree_store_event(
3137        &mut self,
3138        _: Entity<WorktreeStore>,
3139        event: &WorktreeStoreEvent,
3140        cx: &mut Context<Self>,
3141    ) {
3142        match event {
3143            WorktreeStoreEvent::WorktreeAdded(worktree) => {
3144                self.on_worktree_added(worktree, cx);
3145                cx.emit(Event::WorktreeAdded(worktree.read(cx).id()));
3146            }
3147            WorktreeStoreEvent::WorktreeRemoved(_, id) => {
3148                cx.emit(Event::WorktreeRemoved(*id));
3149            }
3150            WorktreeStoreEvent::WorktreeReleased(_, id) => {
3151                self.on_worktree_released(*id, cx);
3152            }
3153            WorktreeStoreEvent::WorktreeOrderChanged => cx.emit(Event::WorktreeOrderChanged),
3154            WorktreeStoreEvent::WorktreeUpdateSent(_) => {}
3155            WorktreeStoreEvent::WorktreeUpdatedEntries(worktree_id, changes) => {
3156                self.client()
3157                    .telemetry()
3158                    .report_discovered_project_type_events(*worktree_id, changes);
3159                cx.emit(Event::WorktreeUpdatedEntries(*worktree_id, changes.clone()))
3160            }
3161            WorktreeStoreEvent::WorktreeDeletedEntry(worktree_id, id) => {
3162                cx.emit(Event::DeletedEntry(*worktree_id, *id))
3163            }
3164            // Listen to the GitStore instead.
3165            WorktreeStoreEvent::WorktreeUpdatedGitRepositories(_, _) => {}
3166        }
3167    }
3168
3169    fn on_worktree_added(&mut self, worktree: &Entity<Worktree>, _: &mut Context<Self>) {
3170        let mut remotely_created_models = self.remotely_created_models.lock();
3171        if remotely_created_models.retain_count > 0 {
3172            remotely_created_models.worktrees.push(worktree.clone())
3173        }
3174    }
3175
3176    fn on_worktree_released(&mut self, id_to_remove: WorktreeId, cx: &mut Context<Self>) {
3177        if let Some(remote) = &self.remote_client {
3178            remote
3179                .read(cx)
3180                .proto_client()
3181                .send(proto::RemoveWorktree {
3182                    worktree_id: id_to_remove.to_proto(),
3183                })
3184                .log_err();
3185        }
3186    }
3187
3188    fn on_buffer_event(
3189        &mut self,
3190        buffer: Entity<Buffer>,
3191        event: &BufferEvent,
3192        cx: &mut Context<Self>,
3193    ) -> Option<()> {
3194        if matches!(event, BufferEvent::Edited | BufferEvent::Reloaded) {
3195            self.request_buffer_diff_recalculation(&buffer, cx);
3196        }
3197
3198        let buffer_id = buffer.read(cx).remote_id();
3199        match event {
3200            BufferEvent::ReloadNeeded => {
3201                if !self.is_via_collab() {
3202                    self.reload_buffers([buffer.clone()].into_iter().collect(), true, cx)
3203                        .detach_and_log_err(cx);
3204                }
3205            }
3206            BufferEvent::Operation {
3207                operation,
3208                is_local: true,
3209            } => {
3210                let operation = language::proto::serialize_operation(operation);
3211
3212                if let Some(remote) = &self.remote_client {
3213                    remote
3214                        .read(cx)
3215                        .proto_client()
3216                        .send(proto::UpdateBuffer {
3217                            project_id: 0,
3218                            buffer_id: buffer_id.to_proto(),
3219                            operations: vec![operation.clone()],
3220                        })
3221                        .ok();
3222                }
3223
3224                self.enqueue_buffer_ordered_message(BufferOrderedMessage::Operation {
3225                    buffer_id,
3226                    operation,
3227                })
3228                .ok();
3229            }
3230
3231            _ => {}
3232        }
3233
3234        None
3235    }
3236
3237    fn on_image_event(
3238        &mut self,
3239        image: Entity<ImageItem>,
3240        event: &ImageItemEvent,
3241        cx: &mut Context<Self>,
3242    ) -> Option<()> {
3243        if let ImageItemEvent::ReloadNeeded = event
3244            && !self.is_via_collab()
3245        {
3246            self.reload_images([image].into_iter().collect(), cx)
3247                .detach_and_log_err(cx);
3248        }
3249
3250        None
3251    }
3252
3253    fn request_buffer_diff_recalculation(
3254        &mut self,
3255        buffer: &Entity<Buffer>,
3256        cx: &mut Context<Self>,
3257    ) {
3258        self.buffers_needing_diff.insert(buffer.downgrade());
3259        let first_insertion = self.buffers_needing_diff.len() == 1;
3260        let settings = ProjectSettings::get_global(cx);
3261        let delay = settings.git.gutter_debounce;
3262
3263        if delay == 0 {
3264            if first_insertion {
3265                let this = cx.weak_entity();
3266                cx.defer(move |cx| {
3267                    if let Some(this) = this.upgrade() {
3268                        this.update(cx, |this, cx| {
3269                            this.recalculate_buffer_diffs(cx).detach();
3270                        });
3271                    }
3272                });
3273            }
3274            return;
3275        }
3276
3277        const MIN_DELAY: u64 = 50;
3278        let delay = delay.max(MIN_DELAY);
3279        let duration = Duration::from_millis(delay);
3280
3281        self.git_diff_debouncer
3282            .fire_new(duration, cx, move |this, cx| {
3283                this.recalculate_buffer_diffs(cx)
3284            });
3285    }
3286
3287    fn recalculate_buffer_diffs(&mut self, cx: &mut Context<Self>) -> Task<()> {
3288        cx.spawn(async move |this, cx| {
3289            loop {
3290                let task = this
3291                    .update(cx, |this, cx| {
3292                        let buffers = this
3293                            .buffers_needing_diff
3294                            .drain()
3295                            .filter_map(|buffer| buffer.upgrade())
3296                            .collect::<Vec<_>>();
3297                        if buffers.is_empty() {
3298                            None
3299                        } else {
3300                            Some(this.git_store.update(cx, |git_store, cx| {
3301                                git_store.recalculate_buffer_diffs(buffers, cx)
3302                            }))
3303                        }
3304                    })
3305                    .ok()
3306                    .flatten();
3307
3308                if let Some(task) = task {
3309                    task.await;
3310                } else {
3311                    break;
3312                }
3313            }
3314        })
3315    }
3316
3317    pub fn set_language_for_buffer(
3318        &mut self,
3319        buffer: &Entity<Buffer>,
3320        new_language: Arc<Language>,
3321        cx: &mut Context<Self>,
3322    ) {
3323        self.lsp_store.update(cx, |lsp_store, cx| {
3324            lsp_store.set_language_for_buffer(buffer, new_language, cx)
3325        })
3326    }
3327
3328    pub fn restart_language_servers_for_buffers(
3329        &mut self,
3330        buffers: Vec<Entity<Buffer>>,
3331        only_restart_servers: HashSet<LanguageServerSelector>,
3332        cx: &mut Context<Self>,
3333    ) {
3334        self.lsp_store.update(cx, |lsp_store, cx| {
3335            lsp_store.restart_language_servers_for_buffers(buffers, only_restart_servers, cx)
3336        })
3337    }
3338
3339    pub fn stop_language_servers_for_buffers(
3340        &mut self,
3341        buffers: Vec<Entity<Buffer>>,
3342        also_restart_servers: HashSet<LanguageServerSelector>,
3343        cx: &mut Context<Self>,
3344    ) {
3345        self.lsp_store
3346            .update(cx, |lsp_store, cx| {
3347                lsp_store.stop_language_servers_for_buffers(buffers, also_restart_servers, cx)
3348            })
3349            .detach_and_log_err(cx);
3350    }
3351
3352    pub fn cancel_language_server_work_for_buffers(
3353        &mut self,
3354        buffers: impl IntoIterator<Item = Entity<Buffer>>,
3355        cx: &mut Context<Self>,
3356    ) {
3357        self.lsp_store.update(cx, |lsp_store, cx| {
3358            lsp_store.cancel_language_server_work_for_buffers(buffers, cx)
3359        })
3360    }
3361
3362    pub fn cancel_language_server_work(
3363        &mut self,
3364        server_id: LanguageServerId,
3365        token_to_cancel: Option<String>,
3366        cx: &mut Context<Self>,
3367    ) {
3368        self.lsp_store.update(cx, |lsp_store, cx| {
3369            lsp_store.cancel_language_server_work(server_id, token_to_cancel, cx)
3370        })
3371    }
3372
3373    fn enqueue_buffer_ordered_message(&mut self, message: BufferOrderedMessage) -> Result<()> {
3374        self.buffer_ordered_messages_tx
3375            .unbounded_send(message)
3376            .map_err(|e| anyhow!(e))
3377    }
3378
3379    pub fn available_toolchains(
3380        &self,
3381        path: ProjectPath,
3382        language_name: LanguageName,
3383        cx: &App,
3384    ) -> Task<Option<Toolchains>> {
3385        if let Some(toolchain_store) = self.toolchain_store.as_ref().map(Entity::downgrade) {
3386            cx.spawn(async move |cx| {
3387                toolchain_store
3388                    .update(cx, |this, cx| this.list_toolchains(path, language_name, cx))
3389                    .ok()?
3390                    .await
3391            })
3392        } else {
3393            Task::ready(None)
3394        }
3395    }
3396
3397    pub async fn toolchain_metadata(
3398        languages: Arc<LanguageRegistry>,
3399        language_name: LanguageName,
3400    ) -> Option<ToolchainMetadata> {
3401        languages
3402            .language_for_name(language_name.as_ref())
3403            .await
3404            .ok()?
3405            .toolchain_lister()
3406            .map(|lister| lister.meta())
3407    }
3408
3409    pub fn add_toolchain(
3410        &self,
3411        toolchain: Toolchain,
3412        scope: ToolchainScope,
3413        cx: &mut Context<Self>,
3414    ) {
3415        maybe!({
3416            self.toolchain_store.as_ref()?.update(cx, |this, cx| {
3417                this.add_toolchain(toolchain, scope, cx);
3418            });
3419            Some(())
3420        });
3421    }
3422
3423    pub fn remove_toolchain(
3424        &self,
3425        toolchain: Toolchain,
3426        scope: ToolchainScope,
3427        cx: &mut Context<Self>,
3428    ) {
3429        maybe!({
3430            self.toolchain_store.as_ref()?.update(cx, |this, cx| {
3431                this.remove_toolchain(toolchain, scope, cx);
3432            });
3433            Some(())
3434        });
3435    }
3436
3437    pub fn user_toolchains(
3438        &self,
3439        cx: &App,
3440    ) -> Option<BTreeMap<ToolchainScope, IndexSet<Toolchain>>> {
3441        Some(self.toolchain_store.as_ref()?.read(cx).user_toolchains())
3442    }
3443
3444    pub fn resolve_toolchain(
3445        &self,
3446        path: PathBuf,
3447        language_name: LanguageName,
3448        cx: &App,
3449    ) -> Task<Result<Toolchain>> {
3450        if let Some(toolchain_store) = self.toolchain_store.as_ref().map(Entity::downgrade) {
3451            cx.spawn(async move |cx| {
3452                toolchain_store
3453                    .update(cx, |this, cx| {
3454                        this.resolve_toolchain(path, language_name, cx)
3455                    })?
3456                    .await
3457            })
3458        } else {
3459            Task::ready(Err(anyhow!("This project does not support toolchains")))
3460        }
3461    }
3462
3463    pub fn toolchain_store(&self) -> Option<Entity<ToolchainStore>> {
3464        self.toolchain_store.clone()
3465    }
3466    pub fn activate_toolchain(
3467        &self,
3468        path: ProjectPath,
3469        toolchain: Toolchain,
3470        cx: &mut App,
3471    ) -> Task<Option<()>> {
3472        let Some(toolchain_store) = self.toolchain_store.clone() else {
3473            return Task::ready(None);
3474        };
3475        toolchain_store.update(cx, |this, cx| this.activate_toolchain(path, toolchain, cx))
3476    }
3477    pub fn active_toolchain(
3478        &self,
3479        path: ProjectPath,
3480        language_name: LanguageName,
3481        cx: &App,
3482    ) -> Task<Option<Toolchain>> {
3483        let Some(toolchain_store) = self.toolchain_store.clone() else {
3484            return Task::ready(None);
3485        };
3486        toolchain_store
3487            .read(cx)
3488            .active_toolchain(path, language_name, cx)
3489    }
3490    pub fn language_server_statuses<'a>(
3491        &'a self,
3492        cx: &'a App,
3493    ) -> impl DoubleEndedIterator<Item = (LanguageServerId, &'a LanguageServerStatus)> {
3494        self.lsp_store.read(cx).language_server_statuses()
3495    }
3496
3497    pub fn last_formatting_failure<'a>(&self, cx: &'a App) -> Option<&'a str> {
3498        self.lsp_store.read(cx).last_formatting_failure()
3499    }
3500
3501    pub fn reset_last_formatting_failure(&self, cx: &mut App) {
3502        self.lsp_store
3503            .update(cx, |store, _| store.reset_last_formatting_failure());
3504    }
3505
3506    pub fn reload_buffers(
3507        &self,
3508        buffers: HashSet<Entity<Buffer>>,
3509        push_to_history: bool,
3510        cx: &mut Context<Self>,
3511    ) -> Task<Result<ProjectTransaction>> {
3512        self.buffer_store.update(cx, |buffer_store, cx| {
3513            buffer_store.reload_buffers(buffers, push_to_history, cx)
3514        })
3515    }
3516
3517    pub fn reload_images(
3518        &self,
3519        images: HashSet<Entity<ImageItem>>,
3520        cx: &mut Context<Self>,
3521    ) -> Task<Result<()>> {
3522        self.image_store
3523            .update(cx, |image_store, cx| image_store.reload_images(images, cx))
3524    }
3525
3526    pub fn format(
3527        &mut self,
3528        buffers: HashSet<Entity<Buffer>>,
3529        target: LspFormatTarget,
3530        push_to_history: bool,
3531        trigger: lsp_store::FormatTrigger,
3532        cx: &mut Context<Project>,
3533    ) -> Task<anyhow::Result<ProjectTransaction>> {
3534        self.lsp_store.update(cx, |lsp_store, cx| {
3535            lsp_store.format(buffers, target, push_to_history, trigger, cx)
3536        })
3537    }
3538
3539    pub fn definitions<T: ToPointUtf16>(
3540        &mut self,
3541        buffer: &Entity<Buffer>,
3542        position: T,
3543        cx: &mut Context<Self>,
3544    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3545        let position = position.to_point_utf16(buffer.read(cx));
3546        let guard = self.retain_remotely_created_models(cx);
3547        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3548            lsp_store.definitions(buffer, position, cx)
3549        });
3550        cx.background_spawn(async move {
3551            let result = task.await;
3552            drop(guard);
3553            result
3554        })
3555    }
3556
3557    pub fn declarations<T: ToPointUtf16>(
3558        &mut self,
3559        buffer: &Entity<Buffer>,
3560        position: T,
3561        cx: &mut Context<Self>,
3562    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3563        let position = position.to_point_utf16(buffer.read(cx));
3564        let guard = self.retain_remotely_created_models(cx);
3565        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3566            lsp_store.declarations(buffer, position, cx)
3567        });
3568        cx.background_spawn(async move {
3569            let result = task.await;
3570            drop(guard);
3571            result
3572        })
3573    }
3574
3575    pub fn type_definitions<T: ToPointUtf16>(
3576        &mut self,
3577        buffer: &Entity<Buffer>,
3578        position: T,
3579        cx: &mut Context<Self>,
3580    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3581        let position = position.to_point_utf16(buffer.read(cx));
3582        let guard = self.retain_remotely_created_models(cx);
3583        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3584            lsp_store.type_definitions(buffer, position, cx)
3585        });
3586        cx.background_spawn(async move {
3587            let result = task.await;
3588            drop(guard);
3589            result
3590        })
3591    }
3592
3593    pub fn implementations<T: ToPointUtf16>(
3594        &mut self,
3595        buffer: &Entity<Buffer>,
3596        position: T,
3597        cx: &mut Context<Self>,
3598    ) -> Task<Result<Option<Vec<LocationLink>>>> {
3599        let position = position.to_point_utf16(buffer.read(cx));
3600        let guard = self.retain_remotely_created_models(cx);
3601        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3602            lsp_store.implementations(buffer, position, cx)
3603        });
3604        cx.background_spawn(async move {
3605            let result = task.await;
3606            drop(guard);
3607            result
3608        })
3609    }
3610
3611    pub fn references<T: ToPointUtf16>(
3612        &mut self,
3613        buffer: &Entity<Buffer>,
3614        position: T,
3615        cx: &mut Context<Self>,
3616    ) -> Task<Result<Option<Vec<Location>>>> {
3617        let position = position.to_point_utf16(buffer.read(cx));
3618        let guard = self.retain_remotely_created_models(cx);
3619        let task = self.lsp_store.update(cx, |lsp_store, cx| {
3620            lsp_store.references(buffer, position, cx)
3621        });
3622        cx.background_spawn(async move {
3623            let result = task.await;
3624            drop(guard);
3625            result
3626        })
3627    }
3628
3629    pub fn document_highlights<T: ToPointUtf16>(
3630        &mut self,
3631        buffer: &Entity<Buffer>,
3632        position: T,
3633        cx: &mut Context<Self>,
3634    ) -> Task<Result<Vec<DocumentHighlight>>> {
3635        let position = position.to_point_utf16(buffer.read(cx));
3636        self.request_lsp(
3637            buffer.clone(),
3638            LanguageServerToQuery::FirstCapable,
3639            GetDocumentHighlights { position },
3640            cx,
3641        )
3642    }
3643
3644    pub fn document_symbols(
3645        &mut self,
3646        buffer: &Entity<Buffer>,
3647        cx: &mut Context<Self>,
3648    ) -> Task<Result<Vec<DocumentSymbol>>> {
3649        self.request_lsp(
3650            buffer.clone(),
3651            LanguageServerToQuery::FirstCapable,
3652            GetDocumentSymbols,
3653            cx,
3654        )
3655    }
3656
3657    pub fn symbols(&self, query: &str, cx: &mut Context<Self>) -> Task<Result<Vec<Symbol>>> {
3658        self.lsp_store
3659            .update(cx, |lsp_store, cx| lsp_store.symbols(query, cx))
3660    }
3661
3662    pub fn open_buffer_for_symbol(
3663        &mut self,
3664        symbol: &Symbol,
3665        cx: &mut Context<Self>,
3666    ) -> Task<Result<Entity<Buffer>>> {
3667        self.lsp_store.update(cx, |lsp_store, cx| {
3668            lsp_store.open_buffer_for_symbol(symbol, cx)
3669        })
3670    }
3671
3672    pub fn open_server_settings(&mut self, cx: &mut Context<Self>) -> Task<Result<Entity<Buffer>>> {
3673        let guard = self.retain_remotely_created_models(cx);
3674        let Some(remote) = self.remote_client.as_ref() else {
3675            return Task::ready(Err(anyhow!("not an ssh project")));
3676        };
3677
3678        let proto_client = remote.read(cx).proto_client();
3679
3680        cx.spawn(async move |project, cx| {
3681            let buffer = proto_client
3682                .request(proto::OpenServerSettings {
3683                    project_id: REMOTE_SERVER_PROJECT_ID,
3684                })
3685                .await?;
3686
3687            let buffer = project
3688                .update(cx, |project, cx| {
3689                    project.buffer_store.update(cx, |buffer_store, cx| {
3690                        anyhow::Ok(
3691                            buffer_store
3692                                .wait_for_remote_buffer(BufferId::new(buffer.buffer_id)?, cx),
3693                        )
3694                    })
3695                })??
3696                .await;
3697
3698            drop(guard);
3699            buffer
3700        })
3701    }
3702
3703    pub fn open_local_buffer_via_lsp(
3704        &mut self,
3705        abs_path: lsp::Uri,
3706        language_server_id: LanguageServerId,
3707        cx: &mut Context<Self>,
3708    ) -> Task<Result<Entity<Buffer>>> {
3709        self.lsp_store.update(cx, |lsp_store, cx| {
3710            lsp_store.open_local_buffer_via_lsp(abs_path, language_server_id, cx)
3711        })
3712    }
3713
3714    pub fn hover<T: ToPointUtf16>(
3715        &self,
3716        buffer: &Entity<Buffer>,
3717        position: T,
3718        cx: &mut Context<Self>,
3719    ) -> Task<Option<Vec<Hover>>> {
3720        let position = position.to_point_utf16(buffer.read(cx));
3721        self.lsp_store
3722            .update(cx, |lsp_store, cx| lsp_store.hover(buffer, position, cx))
3723    }
3724
3725    pub fn linked_edits(
3726        &self,
3727        buffer: &Entity<Buffer>,
3728        position: Anchor,
3729        cx: &mut Context<Self>,
3730    ) -> Task<Result<Vec<Range<Anchor>>>> {
3731        self.lsp_store.update(cx, |lsp_store, cx| {
3732            lsp_store.linked_edits(buffer, position, cx)
3733        })
3734    }
3735
3736    pub fn completions<T: ToOffset + ToPointUtf16>(
3737        &self,
3738        buffer: &Entity<Buffer>,
3739        position: T,
3740        context: CompletionContext,
3741        cx: &mut Context<Self>,
3742    ) -> Task<Result<Vec<CompletionResponse>>> {
3743        let position = position.to_point_utf16(buffer.read(cx));
3744        self.lsp_store.update(cx, |lsp_store, cx| {
3745            lsp_store.completions(buffer, position, context, cx)
3746        })
3747    }
3748
3749    pub fn code_actions<T: Clone + ToOffset>(
3750        &mut self,
3751        buffer_handle: &Entity<Buffer>,
3752        range: Range<T>,
3753        kinds: Option<Vec<CodeActionKind>>,
3754        cx: &mut Context<Self>,
3755    ) -> Task<Result<Option<Vec<CodeAction>>>> {
3756        let buffer = buffer_handle.read(cx);
3757        let range = buffer.anchor_before(range.start)..buffer.anchor_before(range.end);
3758        self.lsp_store.update(cx, |lsp_store, cx| {
3759            lsp_store.code_actions(buffer_handle, range, kinds, cx)
3760        })
3761    }
3762
3763    pub fn code_lens_actions<T: Clone + ToOffset>(
3764        &mut self,
3765        buffer: &Entity<Buffer>,
3766        range: Range<T>,
3767        cx: &mut Context<Self>,
3768    ) -> Task<Result<Option<Vec<CodeAction>>>> {
3769        let snapshot = buffer.read(cx).snapshot();
3770        let range = range.to_point(&snapshot);
3771        let range_start = snapshot.anchor_before(range.start);
3772        let range_end = if range.start == range.end {
3773            range_start
3774        } else {
3775            snapshot.anchor_after(range.end)
3776        };
3777        let range = range_start..range_end;
3778        let code_lens_actions = self
3779            .lsp_store
3780            .update(cx, |lsp_store, cx| lsp_store.code_lens_actions(buffer, cx));
3781
3782        cx.background_spawn(async move {
3783            let mut code_lens_actions = code_lens_actions
3784                .await
3785                .map_err(|e| anyhow!("code lens fetch failed: {e:#}"))?;
3786            if let Some(code_lens_actions) = &mut code_lens_actions {
3787                code_lens_actions.retain(|code_lens_action| {
3788                    range
3789                        .start
3790                        .cmp(&code_lens_action.range.start, &snapshot)
3791                        .is_ge()
3792                        && range
3793                            .end
3794                            .cmp(&code_lens_action.range.end, &snapshot)
3795                            .is_le()
3796                });
3797            }
3798            Ok(code_lens_actions)
3799        })
3800    }
3801
3802    pub fn apply_code_action(
3803        &self,
3804        buffer_handle: Entity<Buffer>,
3805        action: CodeAction,
3806        push_to_history: bool,
3807        cx: &mut Context<Self>,
3808    ) -> Task<Result<ProjectTransaction>> {
3809        self.lsp_store.update(cx, |lsp_store, cx| {
3810            lsp_store.apply_code_action(buffer_handle, action, push_to_history, cx)
3811        })
3812    }
3813
3814    pub fn apply_code_action_kind(
3815        &self,
3816        buffers: HashSet<Entity<Buffer>>,
3817        kind: CodeActionKind,
3818        push_to_history: bool,
3819        cx: &mut Context<Self>,
3820    ) -> Task<Result<ProjectTransaction>> {
3821        self.lsp_store.update(cx, |lsp_store, cx| {
3822            lsp_store.apply_code_action_kind(buffers, kind, push_to_history, cx)
3823        })
3824    }
3825
3826    pub fn prepare_rename<T: ToPointUtf16>(
3827        &mut self,
3828        buffer: Entity<Buffer>,
3829        position: T,
3830        cx: &mut Context<Self>,
3831    ) -> Task<Result<PrepareRenameResponse>> {
3832        let position = position.to_point_utf16(buffer.read(cx));
3833        self.request_lsp(
3834            buffer,
3835            LanguageServerToQuery::FirstCapable,
3836            PrepareRename { position },
3837            cx,
3838        )
3839    }
3840
3841    pub fn perform_rename<T: ToPointUtf16>(
3842        &mut self,
3843        buffer: Entity<Buffer>,
3844        position: T,
3845        new_name: String,
3846        cx: &mut Context<Self>,
3847    ) -> Task<Result<ProjectTransaction>> {
3848        let push_to_history = true;
3849        let position = position.to_point_utf16(buffer.read(cx));
3850        self.request_lsp(
3851            buffer,
3852            LanguageServerToQuery::FirstCapable,
3853            PerformRename {
3854                position,
3855                new_name,
3856                push_to_history,
3857            },
3858            cx,
3859        )
3860    }
3861
3862    pub fn on_type_format<T: ToPointUtf16>(
3863        &mut self,
3864        buffer: Entity<Buffer>,
3865        position: T,
3866        trigger: String,
3867        push_to_history: bool,
3868        cx: &mut Context<Self>,
3869    ) -> Task<Result<Option<Transaction>>> {
3870        self.lsp_store.update(cx, |lsp_store, cx| {
3871            lsp_store.on_type_format(buffer, position, trigger, push_to_history, cx)
3872        })
3873    }
3874
3875    pub fn inline_values(
3876        &mut self,
3877        session: Entity<Session>,
3878        active_stack_frame: ActiveStackFrame,
3879        buffer_handle: Entity<Buffer>,
3880        range: Range<text::Anchor>,
3881        cx: &mut Context<Self>,
3882    ) -> Task<anyhow::Result<Vec<InlayHint>>> {
3883        let snapshot = buffer_handle.read(cx).snapshot();
3884
3885        let captures = snapshot.debug_variables_query(Anchor::MIN..range.end);
3886
3887        let row = snapshot
3888            .summary_for_anchor::<text::PointUtf16>(&range.end)
3889            .row as usize;
3890
3891        let inline_value_locations = provide_inline_values(captures, &snapshot, row);
3892
3893        let stack_frame_id = active_stack_frame.stack_frame_id;
3894        cx.spawn(async move |this, cx| {
3895            this.update(cx, |project, cx| {
3896                project.dap_store().update(cx, |dap_store, cx| {
3897                    dap_store.resolve_inline_value_locations(
3898                        session,
3899                        stack_frame_id,
3900                        buffer_handle,
3901                        inline_value_locations,
3902                        cx,
3903                    )
3904                })
3905            })?
3906            .await
3907        })
3908    }
3909
3910    pub fn inlay_hints<T: ToOffset>(
3911        &mut self,
3912        buffer_handle: Entity<Buffer>,
3913        range: Range<T>,
3914        cx: &mut Context<Self>,
3915    ) -> Task<anyhow::Result<Vec<InlayHint>>> {
3916        let buffer = buffer_handle.read(cx);
3917        let range = buffer.anchor_before(range.start)..buffer.anchor_before(range.end);
3918        self.lsp_store.update(cx, |lsp_store, cx| {
3919            lsp_store.inlay_hints(buffer_handle, range, cx)
3920        })
3921    }
3922
3923    pub fn resolve_inlay_hint(
3924        &self,
3925        hint: InlayHint,
3926        buffer_handle: Entity<Buffer>,
3927        server_id: LanguageServerId,
3928        cx: &mut Context<Self>,
3929    ) -> Task<anyhow::Result<InlayHint>> {
3930        self.lsp_store.update(cx, |lsp_store, cx| {
3931            lsp_store.resolve_inlay_hint(hint, buffer_handle, server_id, cx)
3932        })
3933    }
3934
3935    pub fn search(&mut self, query: SearchQuery, cx: &mut Context<Self>) -> Receiver<SearchResult> {
3936        let (result_tx, result_rx) = smol::channel::unbounded();
3937
3938        let matching_buffers_rx = if query.is_opened_only() {
3939            self.sort_search_candidates(&query, cx)
3940        } else {
3941            self.find_search_candidate_buffers(&query, MAX_SEARCH_RESULT_FILES + 1, cx)
3942        };
3943
3944        cx.spawn(async move |_, cx| {
3945            let mut range_count = 0;
3946            let mut buffer_count = 0;
3947            let mut limit_reached = false;
3948            let query = Arc::new(query);
3949            let chunks = matching_buffers_rx.ready_chunks(64);
3950
3951            // Now that we know what paths match the query, we will load at most
3952            // 64 buffers at a time to avoid overwhelming the main thread. For each
3953            // opened buffer, we will spawn a background task that retrieves all the
3954            // ranges in the buffer matched by the query.
3955            let mut chunks = pin!(chunks);
3956            'outer: while let Some(matching_buffer_chunk) = chunks.next().await {
3957                let mut chunk_results = Vec::with_capacity(matching_buffer_chunk.len());
3958                for buffer in matching_buffer_chunk {
3959                    let query = query.clone();
3960                    let snapshot = buffer.read_with(cx, |buffer, _| buffer.snapshot())?;
3961                    chunk_results.push(cx.background_spawn(async move {
3962                        let ranges = query
3963                            .search(&snapshot, None)
3964                            .await
3965                            .iter()
3966                            .map(|range| {
3967                                snapshot.anchor_before(range.start)
3968                                    ..snapshot.anchor_after(range.end)
3969                            })
3970                            .collect::<Vec<_>>();
3971                        anyhow::Ok((buffer, ranges))
3972                    }));
3973                }
3974
3975                let chunk_results = futures::future::join_all(chunk_results).await;
3976                for result in chunk_results {
3977                    if let Some((buffer, ranges)) = result.log_err() {
3978                        range_count += ranges.len();
3979                        buffer_count += 1;
3980                        result_tx
3981                            .send(SearchResult::Buffer { buffer, ranges })
3982                            .await?;
3983                        if buffer_count > MAX_SEARCH_RESULT_FILES
3984                            || range_count > MAX_SEARCH_RESULT_RANGES
3985                        {
3986                            limit_reached = true;
3987                            break 'outer;
3988                        }
3989                    }
3990                }
3991            }
3992
3993            if limit_reached {
3994                result_tx.send(SearchResult::LimitReached).await?;
3995            }
3996
3997            anyhow::Ok(())
3998        })
3999        .detach();
4000
4001        result_rx
4002    }
4003
4004    fn find_search_candidate_buffers(
4005        &mut self,
4006        query: &SearchQuery,
4007        limit: usize,
4008        cx: &mut Context<Project>,
4009    ) -> Receiver<Entity<Buffer>> {
4010        if self.is_local() {
4011            let fs = self.fs.clone();
4012            self.buffer_store.update(cx, |buffer_store, cx| {
4013                buffer_store.find_search_candidates(query, limit, fs, cx)
4014            })
4015        } else {
4016            self.find_search_candidates_remote(query, limit, cx)
4017        }
4018    }
4019
4020    fn sort_search_candidates(
4021        &mut self,
4022        search_query: &SearchQuery,
4023        cx: &mut Context<Project>,
4024    ) -> Receiver<Entity<Buffer>> {
4025        let worktree_store = self.worktree_store.read(cx);
4026        let mut buffers = search_query
4027            .buffers()
4028            .into_iter()
4029            .flatten()
4030            .filter(|buffer| {
4031                let b = buffer.read(cx);
4032                if let Some(file) = b.file() {
4033                    if !search_query.match_path(file.path().as_std_path()) {
4034                        return false;
4035                    }
4036                    if let Some(entry) = b
4037                        .entry_id(cx)
4038                        .and_then(|entry_id| worktree_store.entry_for_id(entry_id, cx))
4039                        && entry.is_ignored
4040                        && !search_query.include_ignored()
4041                    {
4042                        return false;
4043                    }
4044                }
4045                true
4046            })
4047            .collect::<Vec<_>>();
4048        let (tx, rx) = smol::channel::unbounded();
4049        buffers.sort_by(|a, b| match (a.read(cx).file(), b.read(cx).file()) {
4050            (None, None) => a.read(cx).remote_id().cmp(&b.read(cx).remote_id()),
4051            (None, Some(_)) => std::cmp::Ordering::Less,
4052            (Some(_), None) => std::cmp::Ordering::Greater,
4053            (Some(a), Some(b)) => compare_paths(
4054                (a.path().as_std_path(), true),
4055                (b.path().as_std_path(), true),
4056            ),
4057        });
4058        for buffer in buffers {
4059            tx.send_blocking(buffer.clone()).unwrap()
4060        }
4061
4062        rx
4063    }
4064
4065    fn find_search_candidates_remote(
4066        &mut self,
4067        query: &SearchQuery,
4068        limit: usize,
4069        cx: &mut Context<Project>,
4070    ) -> Receiver<Entity<Buffer>> {
4071        let (tx, rx) = smol::channel::unbounded();
4072
4073        let (client, remote_id): (AnyProtoClient, _) = if let Some(ssh_client) = &self.remote_client
4074        {
4075            (ssh_client.read(cx).proto_client(), 0)
4076        } else if let Some(remote_id) = self.remote_id() {
4077            (self.collab_client.clone().into(), remote_id)
4078        } else {
4079            return rx;
4080        };
4081
4082        let request = client.request(proto::FindSearchCandidates {
4083            project_id: remote_id,
4084            query: Some(query.to_proto()),
4085            limit: limit as _,
4086        });
4087        let guard = self.retain_remotely_created_models(cx);
4088
4089        cx.spawn(async move |project, cx| {
4090            let response = request.await?;
4091            for buffer_id in response.buffer_ids {
4092                let buffer_id = BufferId::new(buffer_id)?;
4093                let buffer = project
4094                    .update(cx, |project, cx| {
4095                        project.buffer_store.update(cx, |buffer_store, cx| {
4096                            buffer_store.wait_for_remote_buffer(buffer_id, cx)
4097                        })
4098                    })?
4099                    .await?;
4100                let _ = tx.send(buffer).await;
4101            }
4102
4103            drop(guard);
4104            anyhow::Ok(())
4105        })
4106        .detach_and_log_err(cx);
4107        rx
4108    }
4109
4110    pub fn request_lsp<R: LspCommand>(
4111        &mut self,
4112        buffer_handle: Entity<Buffer>,
4113        server: LanguageServerToQuery,
4114        request: R,
4115        cx: &mut Context<Self>,
4116    ) -> Task<Result<R::Response>>
4117    where
4118        <R::LspRequest as lsp::request::Request>::Result: Send,
4119        <R::LspRequest as lsp::request::Request>::Params: Send,
4120    {
4121        let guard = self.retain_remotely_created_models(cx);
4122        let task = self.lsp_store.update(cx, |lsp_store, cx| {
4123            lsp_store.request_lsp(buffer_handle, server, request, cx)
4124        });
4125        cx.background_spawn(async move {
4126            let result = task.await;
4127            drop(guard);
4128            result
4129        })
4130    }
4131
4132    /// Move a worktree to a new position in the worktree order.
4133    ///
4134    /// The worktree will moved to the opposite side of the destination worktree.
4135    ///
4136    /// # Example
4137    ///
4138    /// Given the worktree order `[11, 22, 33]` and a call to move worktree `22` to `33`,
4139    /// worktree_order will be updated to produce the indexes `[11, 33, 22]`.
4140    ///
4141    /// Given the worktree order `[11, 22, 33]` and a call to move worktree `22` to `11`,
4142    /// worktree_order will be updated to produce the indexes `[22, 11, 33]`.
4143    ///
4144    /// # Errors
4145    ///
4146    /// An error will be returned if the worktree or destination worktree are not found.
4147    pub fn move_worktree(
4148        &mut self,
4149        source: WorktreeId,
4150        destination: WorktreeId,
4151        cx: &mut Context<Self>,
4152    ) -> Result<()> {
4153        self.worktree_store.update(cx, |worktree_store, cx| {
4154            worktree_store.move_worktree(source, destination, cx)
4155        })
4156    }
4157
4158    pub fn find_or_create_worktree(
4159        &mut self,
4160        abs_path: impl AsRef<Path>,
4161        visible: bool,
4162        cx: &mut Context<Self>,
4163    ) -> Task<Result<(Entity<Worktree>, Arc<RelPath>)>> {
4164        self.worktree_store.update(cx, |worktree_store, cx| {
4165            worktree_store.find_or_create_worktree(abs_path, visible, cx)
4166        })
4167    }
4168
4169    pub fn find_worktree(
4170        &self,
4171        abs_path: &Path,
4172        cx: &App,
4173    ) -> Option<(Entity<Worktree>, Arc<RelPath>)> {
4174        self.worktree_store.read(cx).find_worktree(abs_path, cx)
4175    }
4176
4177    pub fn is_shared(&self) -> bool {
4178        match &self.client_state {
4179            ProjectClientState::Shared { .. } => true,
4180            ProjectClientState::Local => false,
4181            ProjectClientState::Remote { .. } => true,
4182        }
4183    }
4184
4185    /// Returns the resolved version of `path`, that was found in `buffer`, if it exists.
4186    pub fn resolve_path_in_buffer(
4187        &self,
4188        path: &str,
4189        buffer: &Entity<Buffer>,
4190        cx: &mut Context<Self>,
4191    ) -> Task<Option<ResolvedPath>> {
4192        if util::paths::is_absolute(path, self.path_style(cx)) || path.starts_with("~") {
4193            self.resolve_abs_path(path, cx)
4194        } else {
4195            self.resolve_path_in_worktrees(path, buffer, cx)
4196        }
4197    }
4198
4199    pub fn resolve_abs_file_path(
4200        &self,
4201        path: &str,
4202        cx: &mut Context<Self>,
4203    ) -> Task<Option<ResolvedPath>> {
4204        let resolve_task = self.resolve_abs_path(path, cx);
4205        cx.background_spawn(async move {
4206            let resolved_path = resolve_task.await;
4207            resolved_path.filter(|path| path.is_file())
4208        })
4209    }
4210
4211    pub fn resolve_abs_path(&self, path: &str, cx: &App) -> Task<Option<ResolvedPath>> {
4212        if self.is_local() {
4213            let expanded = PathBuf::from(shellexpand::tilde(&path).into_owned());
4214            let fs = self.fs.clone();
4215            cx.background_spawn(async move {
4216                let metadata = fs.metadata(&expanded).await.ok().flatten();
4217
4218                metadata.map(|metadata| ResolvedPath::AbsPath {
4219                    path: expanded.to_string_lossy().into_owned(),
4220                    is_dir: metadata.is_dir,
4221                })
4222            })
4223        } else if let Some(ssh_client) = self.remote_client.as_ref() {
4224            let request = ssh_client
4225                .read(cx)
4226                .proto_client()
4227                .request(proto::GetPathMetadata {
4228                    project_id: REMOTE_SERVER_PROJECT_ID,
4229                    path: path.into(),
4230                });
4231            cx.background_spawn(async move {
4232                let response = request.await.log_err()?;
4233                if response.exists {
4234                    Some(ResolvedPath::AbsPath {
4235                        path: response.path,
4236                        is_dir: response.is_dir,
4237                    })
4238                } else {
4239                    None
4240                }
4241            })
4242        } else {
4243            Task::ready(None)
4244        }
4245    }
4246
4247    fn resolve_path_in_worktrees(
4248        &self,
4249        path: &str,
4250        buffer: &Entity<Buffer>,
4251        cx: &mut Context<Self>,
4252    ) -> Task<Option<ResolvedPath>> {
4253        let mut candidates = vec![];
4254        let path_style = self.path_style(cx);
4255        if let Ok(path) = RelPath::new(path.as_ref(), path_style) {
4256            candidates.push(path.into_arc());
4257        }
4258
4259        if let Some(file) = buffer.read(cx).file()
4260            && let Some(dir) = file.path().parent()
4261        {
4262            if let Some(joined) = path_style.join(&*dir.display(path_style), path)
4263                && let Some(joined) = RelPath::new(joined.as_ref(), path_style).ok()
4264            {
4265                candidates.push(joined.into_arc());
4266            }
4267        }
4268
4269        let buffer_worktree_id = buffer.read(cx).file().map(|file| file.worktree_id(cx));
4270        let worktrees_with_ids: Vec<_> = self
4271            .worktrees(cx)
4272            .map(|worktree| {
4273                let id = worktree.read(cx).id();
4274                (worktree, id)
4275            })
4276            .collect();
4277
4278        cx.spawn(async move |_, cx| {
4279            if let Some(buffer_worktree_id) = buffer_worktree_id
4280                && let Some((worktree, _)) = worktrees_with_ids
4281                    .iter()
4282                    .find(|(_, id)| *id == buffer_worktree_id)
4283            {
4284                for candidate in candidates.iter() {
4285                    if let Some(path) = Self::resolve_path_in_worktree(worktree, candidate, cx) {
4286                        return Some(path);
4287                    }
4288                }
4289            }
4290            for (worktree, id) in worktrees_with_ids {
4291                if Some(id) == buffer_worktree_id {
4292                    continue;
4293                }
4294                for candidate in candidates.iter() {
4295                    if let Some(path) = Self::resolve_path_in_worktree(&worktree, candidate, cx) {
4296                        return Some(path);
4297                    }
4298                }
4299            }
4300            None
4301        })
4302    }
4303
4304    fn resolve_path_in_worktree(
4305        worktree: &Entity<Worktree>,
4306        path: &RelPath,
4307        cx: &mut AsyncApp,
4308    ) -> Option<ResolvedPath> {
4309        worktree
4310            .read_with(cx, |worktree, _| {
4311                worktree.entry_for_path(path).map(|entry| {
4312                    let project_path = ProjectPath {
4313                        worktree_id: worktree.id(),
4314                        path: entry.path.clone(),
4315                    };
4316                    ResolvedPath::ProjectPath {
4317                        project_path,
4318                        is_dir: entry.is_dir(),
4319                    }
4320                })
4321            })
4322            .ok()?
4323    }
4324
4325    pub fn list_directory(
4326        &self,
4327        query: String,
4328        cx: &mut Context<Self>,
4329    ) -> Task<Result<Vec<DirectoryItem>>> {
4330        if self.is_local() {
4331            DirectoryLister::Local(cx.entity(), self.fs.clone()).list_directory(query, cx)
4332        } else if let Some(session) = self.remote_client.as_ref() {
4333            let request = proto::ListRemoteDirectory {
4334                dev_server_id: REMOTE_SERVER_PROJECT_ID,
4335                path: query,
4336                config: Some(proto::ListRemoteDirectoryConfig { is_dir: true }),
4337            };
4338
4339            let response = session.read(cx).proto_client().request(request);
4340            cx.background_spawn(async move {
4341                let proto::ListRemoteDirectoryResponse {
4342                    entries,
4343                    entry_info,
4344                } = response.await?;
4345                Ok(entries
4346                    .into_iter()
4347                    .zip(entry_info)
4348                    .map(|(entry, info)| DirectoryItem {
4349                        path: PathBuf::from(entry),
4350                        is_dir: info.is_dir,
4351                    })
4352                    .collect())
4353            })
4354        } else {
4355            Task::ready(Err(anyhow!("cannot list directory in remote project")))
4356        }
4357    }
4358
4359    pub fn create_worktree(
4360        &mut self,
4361        abs_path: impl AsRef<Path>,
4362        visible: bool,
4363        cx: &mut Context<Self>,
4364    ) -> Task<Result<Entity<Worktree>>> {
4365        self.worktree_store.update(cx, |worktree_store, cx| {
4366            worktree_store.create_worktree(abs_path, visible, cx)
4367        })
4368    }
4369
4370    pub fn remove_worktree(&mut self, id_to_remove: WorktreeId, cx: &mut Context<Self>) {
4371        self.worktree_store.update(cx, |worktree_store, cx| {
4372            worktree_store.remove_worktree(id_to_remove, cx);
4373        });
4374    }
4375
4376    fn add_worktree(&mut self, worktree: &Entity<Worktree>, cx: &mut Context<Self>) {
4377        self.worktree_store.update(cx, |worktree_store, cx| {
4378            worktree_store.add(worktree, cx);
4379        });
4380    }
4381
4382    pub fn set_active_path(&mut self, entry: Option<ProjectPath>, cx: &mut Context<Self>) {
4383        let new_active_entry = entry.and_then(|project_path| {
4384            let worktree = self.worktree_for_id(project_path.worktree_id, cx)?;
4385            let entry = worktree.read(cx).entry_for_path(&project_path.path)?;
4386            Some(entry.id)
4387        });
4388        if new_active_entry != self.active_entry {
4389            self.active_entry = new_active_entry;
4390            self.lsp_store.update(cx, |lsp_store, _| {
4391                lsp_store.set_active_entry(new_active_entry);
4392            });
4393            cx.emit(Event::ActiveEntryChanged(new_active_entry));
4394        }
4395    }
4396
4397    pub fn language_servers_running_disk_based_diagnostics<'a>(
4398        &'a self,
4399        cx: &'a App,
4400    ) -> impl Iterator<Item = LanguageServerId> + 'a {
4401        self.lsp_store
4402            .read(cx)
4403            .language_servers_running_disk_based_diagnostics()
4404    }
4405
4406    pub fn diagnostic_summary(&self, include_ignored: bool, cx: &App) -> DiagnosticSummary {
4407        self.lsp_store
4408            .read(cx)
4409            .diagnostic_summary(include_ignored, cx)
4410    }
4411
4412    /// Returns a summary of the diagnostics for the provided project path only.
4413    pub fn diagnostic_summary_for_path(&self, path: &ProjectPath, cx: &App) -> DiagnosticSummary {
4414        self.lsp_store
4415            .read(cx)
4416            .diagnostic_summary_for_path(path, cx)
4417    }
4418
4419    pub fn diagnostic_summaries<'a>(
4420        &'a self,
4421        include_ignored: bool,
4422        cx: &'a App,
4423    ) -> impl Iterator<Item = (ProjectPath, LanguageServerId, DiagnosticSummary)> + 'a {
4424        self.lsp_store
4425            .read(cx)
4426            .diagnostic_summaries(include_ignored, cx)
4427    }
4428
4429    pub fn active_entry(&self) -> Option<ProjectEntryId> {
4430        self.active_entry
4431    }
4432
4433    pub fn entry_for_path<'a>(&'a self, path: &ProjectPath, cx: &'a App) -> Option<&'a Entry> {
4434        self.worktree_store.read(cx).entry_for_path(path, cx)
4435    }
4436
4437    pub fn path_for_entry(&self, entry_id: ProjectEntryId, cx: &App) -> Option<ProjectPath> {
4438        let worktree = self.worktree_for_entry(entry_id, cx)?;
4439        let worktree = worktree.read(cx);
4440        let worktree_id = worktree.id();
4441        let path = worktree.entry_for_id(entry_id)?.path.clone();
4442        Some(ProjectPath { worktree_id, path })
4443    }
4444
4445    pub fn absolute_path(&self, project_path: &ProjectPath, cx: &App) -> Option<PathBuf> {
4446        Some(
4447            self.worktree_for_id(project_path.worktree_id, cx)?
4448                .read(cx)
4449                .absolutize(&project_path.path),
4450        )
4451    }
4452
4453    /// Attempts to find a `ProjectPath` corresponding to the given path. If the path
4454    /// is a *full path*, meaning it starts with the root name of a worktree, we'll locate
4455    /// it in that worktree. Otherwise, we'll attempt to find it as a relative path in
4456    /// the first visible worktree that has an entry for that relative path.
4457    ///
4458    /// We use this to resolve edit steps, when there's a chance an LLM may omit the workree
4459    /// root name from paths.
4460    ///
4461    /// # Arguments
4462    ///
4463    /// * `path` - An absolute path, or a full path that starts with a worktree root name, or a
4464    ///   relative path within a visible worktree.
4465    /// * `cx` - A reference to the `AppContext`.
4466    ///
4467    /// # Returns
4468    ///
4469    /// Returns `Some(ProjectPath)` if a matching worktree is found, otherwise `None`.
4470    pub fn find_project_path(&self, path: impl AsRef<Path>, cx: &App) -> Option<ProjectPath> {
4471        let path_style = self.path_style(cx);
4472        let path = path.as_ref();
4473        let worktree_store = self.worktree_store.read(cx);
4474
4475        if is_absolute(&path.to_string_lossy(), path_style) {
4476            for worktree in worktree_store.visible_worktrees(cx) {
4477                let worktree_abs_path = worktree.read(cx).abs_path();
4478
4479                if let Ok(relative_path) = path.strip_prefix(worktree_abs_path)
4480                    && let Ok(path) = RelPath::new(relative_path, path_style)
4481                {
4482                    return Some(ProjectPath {
4483                        worktree_id: worktree.read(cx).id(),
4484                        path: path.into_arc(),
4485                    });
4486                }
4487            }
4488        } else {
4489            for worktree in worktree_store.visible_worktrees(cx) {
4490                let worktree_root_name = worktree.read(cx).root_name();
4491                if let Ok(relative_path) = path.strip_prefix(worktree_root_name.as_std_path())
4492                    && let Ok(path) = RelPath::new(relative_path, path_style)
4493                {
4494                    return Some(ProjectPath {
4495                        worktree_id: worktree.read(cx).id(),
4496                        path: path.into_arc(),
4497                    });
4498                }
4499            }
4500
4501            for worktree in worktree_store.visible_worktrees(cx) {
4502                let worktree = worktree.read(cx);
4503                if let Ok(path) = RelPath::new(path, path_style)
4504                    && let Some(entry) = worktree.entry_for_path(&path)
4505                {
4506                    return Some(ProjectPath {
4507                        worktree_id: worktree.id(),
4508                        path: entry.path.clone(),
4509                    });
4510                }
4511            }
4512        }
4513
4514        None
4515    }
4516
4517    /// If there's only one visible worktree, returns the given worktree-relative path with no prefix.
4518    ///
4519    /// Otherwise, returns the full path for the project path (obtained by prefixing the worktree-relative path with the name of the worktree).
4520    pub fn short_full_path_for_project_path(
4521        &self,
4522        project_path: &ProjectPath,
4523        cx: &App,
4524    ) -> Option<String> {
4525        let path_style = self.path_style(cx);
4526        if self.visible_worktrees(cx).take(2).count() < 2 {
4527            return Some(project_path.path.display(path_style).to_string());
4528        }
4529        self.worktree_for_id(project_path.worktree_id, cx)
4530            .map(|worktree| {
4531                let worktree_name = worktree.read(cx).root_name();
4532                worktree_name
4533                    .join(&project_path.path)
4534                    .display(path_style)
4535                    .to_string()
4536            })
4537    }
4538
4539    pub fn project_path_for_absolute_path(&self, abs_path: &Path, cx: &App) -> Option<ProjectPath> {
4540        self.find_worktree(abs_path, cx)
4541            .map(|(worktree, relative_path)| ProjectPath {
4542                worktree_id: worktree.read(cx).id(),
4543                path: relative_path,
4544            })
4545    }
4546
4547    pub fn get_workspace_root(&self, project_path: &ProjectPath, cx: &App) -> Option<PathBuf> {
4548        Some(
4549            self.worktree_for_id(project_path.worktree_id, cx)?
4550                .read(cx)
4551                .abs_path()
4552                .to_path_buf(),
4553        )
4554    }
4555
4556    pub fn blame_buffer(
4557        &self,
4558        buffer: &Entity<Buffer>,
4559        version: Option<clock::Global>,
4560        cx: &mut App,
4561    ) -> Task<Result<Option<Blame>>> {
4562        self.git_store.update(cx, |git_store, cx| {
4563            git_store.blame_buffer(buffer, version, cx)
4564        })
4565    }
4566
4567    pub fn get_permalink_to_line(
4568        &self,
4569        buffer: &Entity<Buffer>,
4570        selection: Range<u32>,
4571        cx: &mut App,
4572    ) -> Task<Result<url::Url>> {
4573        self.git_store.update(cx, |git_store, cx| {
4574            git_store.get_permalink_to_line(buffer, selection, cx)
4575        })
4576    }
4577
4578    // RPC message handlers
4579
4580    async fn handle_unshare_project(
4581        this: Entity<Self>,
4582        _: TypedEnvelope<proto::UnshareProject>,
4583        mut cx: AsyncApp,
4584    ) -> Result<()> {
4585        this.update(&mut cx, |this, cx| {
4586            if this.is_local() || this.is_via_remote_server() {
4587                this.unshare(cx)?;
4588            } else {
4589                this.disconnected_from_host(cx);
4590            }
4591            Ok(())
4592        })?
4593    }
4594
4595    async fn handle_add_collaborator(
4596        this: Entity<Self>,
4597        mut envelope: TypedEnvelope<proto::AddProjectCollaborator>,
4598        mut cx: AsyncApp,
4599    ) -> Result<()> {
4600        let collaborator = envelope
4601            .payload
4602            .collaborator
4603            .take()
4604            .context("empty collaborator")?;
4605
4606        let collaborator = Collaborator::from_proto(collaborator)?;
4607        this.update(&mut cx, |this, cx| {
4608            this.buffer_store.update(cx, |buffer_store, _| {
4609                buffer_store.forget_shared_buffers_for(&collaborator.peer_id);
4610            });
4611            this.breakpoint_store.read(cx).broadcast();
4612            cx.emit(Event::CollaboratorJoined(collaborator.peer_id));
4613            this.collaborators
4614                .insert(collaborator.peer_id, collaborator);
4615        })?;
4616
4617        Ok(())
4618    }
4619
4620    async fn handle_update_project_collaborator(
4621        this: Entity<Self>,
4622        envelope: TypedEnvelope<proto::UpdateProjectCollaborator>,
4623        mut cx: AsyncApp,
4624    ) -> Result<()> {
4625        let old_peer_id = envelope
4626            .payload
4627            .old_peer_id
4628            .context("missing old peer id")?;
4629        let new_peer_id = envelope
4630            .payload
4631            .new_peer_id
4632            .context("missing new peer id")?;
4633        this.update(&mut cx, |this, cx| {
4634            let collaborator = this
4635                .collaborators
4636                .remove(&old_peer_id)
4637                .context("received UpdateProjectCollaborator for unknown peer")?;
4638            let is_host = collaborator.is_host;
4639            this.collaborators.insert(new_peer_id, collaborator);
4640
4641            log::info!("peer {} became {}", old_peer_id, new_peer_id,);
4642            this.buffer_store.update(cx, |buffer_store, _| {
4643                buffer_store.update_peer_id(&old_peer_id, new_peer_id)
4644            });
4645
4646            if is_host {
4647                this.buffer_store
4648                    .update(cx, |buffer_store, _| buffer_store.discard_incomplete());
4649                this.enqueue_buffer_ordered_message(BufferOrderedMessage::Resync)
4650                    .unwrap();
4651                cx.emit(Event::HostReshared);
4652            }
4653
4654            cx.emit(Event::CollaboratorUpdated {
4655                old_peer_id,
4656                new_peer_id,
4657            });
4658            Ok(())
4659        })?
4660    }
4661
4662    async fn handle_remove_collaborator(
4663        this: Entity<Self>,
4664        envelope: TypedEnvelope<proto::RemoveProjectCollaborator>,
4665        mut cx: AsyncApp,
4666    ) -> Result<()> {
4667        this.update(&mut cx, |this, cx| {
4668            let peer_id = envelope.payload.peer_id.context("invalid peer id")?;
4669            let replica_id = this
4670                .collaborators
4671                .remove(&peer_id)
4672                .with_context(|| format!("unknown peer {peer_id:?}"))?
4673                .replica_id;
4674            this.buffer_store.update(cx, |buffer_store, cx| {
4675                buffer_store.forget_shared_buffers_for(&peer_id);
4676                for buffer in buffer_store.buffers() {
4677                    buffer.update(cx, |buffer, cx| buffer.remove_peer(replica_id, cx));
4678                }
4679            });
4680            this.git_store.update(cx, |git_store, _| {
4681                git_store.forget_shared_diffs_for(&peer_id);
4682            });
4683
4684            cx.emit(Event::CollaboratorLeft(peer_id));
4685            Ok(())
4686        })?
4687    }
4688
4689    async fn handle_update_project(
4690        this: Entity<Self>,
4691        envelope: TypedEnvelope<proto::UpdateProject>,
4692        mut cx: AsyncApp,
4693    ) -> Result<()> {
4694        this.update(&mut cx, |this, cx| {
4695            // Don't handle messages that were sent before the response to us joining the project
4696            if envelope.message_id > this.join_project_response_message_id {
4697                this.set_worktrees_from_proto(envelope.payload.worktrees, cx)?;
4698            }
4699            Ok(())
4700        })?
4701    }
4702
4703    async fn handle_toast(
4704        this: Entity<Self>,
4705        envelope: TypedEnvelope<proto::Toast>,
4706        mut cx: AsyncApp,
4707    ) -> Result<()> {
4708        this.update(&mut cx, |_, cx| {
4709            cx.emit(Event::Toast {
4710                notification_id: envelope.payload.notification_id.into(),
4711                message: envelope.payload.message,
4712            });
4713            Ok(())
4714        })?
4715    }
4716
4717    async fn handle_language_server_prompt_request(
4718        this: Entity<Self>,
4719        envelope: TypedEnvelope<proto::LanguageServerPromptRequest>,
4720        mut cx: AsyncApp,
4721    ) -> Result<proto::LanguageServerPromptResponse> {
4722        let (tx, rx) = smol::channel::bounded(1);
4723        let actions: Vec<_> = envelope
4724            .payload
4725            .actions
4726            .into_iter()
4727            .map(|action| MessageActionItem {
4728                title: action,
4729                properties: Default::default(),
4730            })
4731            .collect();
4732        this.update(&mut cx, |_, cx| {
4733            cx.emit(Event::LanguageServerPrompt(LanguageServerPromptRequest {
4734                level: proto_to_prompt(envelope.payload.level.context("Invalid prompt level")?),
4735                message: envelope.payload.message,
4736                actions: actions.clone(),
4737                lsp_name: envelope.payload.lsp_name,
4738                response_channel: tx,
4739            }));
4740
4741            anyhow::Ok(())
4742        })??;
4743
4744        // We drop `this` to avoid holding a reference in this future for too
4745        // long.
4746        // If we keep the reference, we might not drop the `Project` early
4747        // enough when closing a window and it will only get releases on the
4748        // next `flush_effects()` call.
4749        drop(this);
4750
4751        let mut rx = pin!(rx);
4752        let answer = rx.next().await;
4753
4754        Ok(LanguageServerPromptResponse {
4755            action_response: answer.and_then(|answer| {
4756                actions
4757                    .iter()
4758                    .position(|action| *action == answer)
4759                    .map(|index| index as u64)
4760            }),
4761        })
4762    }
4763
4764    async fn handle_hide_toast(
4765        this: Entity<Self>,
4766        envelope: TypedEnvelope<proto::HideToast>,
4767        mut cx: AsyncApp,
4768    ) -> Result<()> {
4769        this.update(&mut cx, |_, cx| {
4770            cx.emit(Event::HideToast {
4771                notification_id: envelope.payload.notification_id.into(),
4772            });
4773            Ok(())
4774        })?
4775    }
4776
4777    // Collab sends UpdateWorktree protos as messages
4778    async fn handle_update_worktree(
4779        this: Entity<Self>,
4780        envelope: TypedEnvelope<proto::UpdateWorktree>,
4781        mut cx: AsyncApp,
4782    ) -> Result<()> {
4783        this.update(&mut cx, |this, cx| {
4784            let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
4785            if let Some(worktree) = this.worktree_for_id(worktree_id, cx) {
4786                worktree.update(cx, |worktree, _| {
4787                    let worktree = worktree.as_remote_mut().unwrap();
4788                    worktree.update_from_remote(envelope.payload);
4789                });
4790            }
4791            Ok(())
4792        })?
4793    }
4794
4795    async fn handle_update_buffer_from_remote_server(
4796        this: Entity<Self>,
4797        envelope: TypedEnvelope<proto::UpdateBuffer>,
4798        cx: AsyncApp,
4799    ) -> Result<proto::Ack> {
4800        let buffer_store = this.read_with(&cx, |this, cx| {
4801            if let Some(remote_id) = this.remote_id() {
4802                let mut payload = envelope.payload.clone();
4803                payload.project_id = remote_id;
4804                cx.background_spawn(this.collab_client.request(payload))
4805                    .detach_and_log_err(cx);
4806            }
4807            this.buffer_store.clone()
4808        })?;
4809        BufferStore::handle_update_buffer(buffer_store, envelope, cx).await
4810    }
4811
4812    async fn handle_update_buffer(
4813        this: Entity<Self>,
4814        envelope: TypedEnvelope<proto::UpdateBuffer>,
4815        cx: AsyncApp,
4816    ) -> Result<proto::Ack> {
4817        let buffer_store = this.read_with(&cx, |this, cx| {
4818            if let Some(ssh) = &this.remote_client {
4819                let mut payload = envelope.payload.clone();
4820                payload.project_id = REMOTE_SERVER_PROJECT_ID;
4821                cx.background_spawn(ssh.read(cx).proto_client().request(payload))
4822                    .detach_and_log_err(cx);
4823            }
4824            this.buffer_store.clone()
4825        })?;
4826        BufferStore::handle_update_buffer(buffer_store, envelope, cx).await
4827    }
4828
4829    fn retain_remotely_created_models(
4830        &mut self,
4831        cx: &mut Context<Self>,
4832    ) -> RemotelyCreatedModelGuard {
4833        {
4834            let mut remotely_create_models = self.remotely_created_models.lock();
4835            if remotely_create_models.retain_count == 0 {
4836                remotely_create_models.buffers = self.buffer_store.read(cx).buffers().collect();
4837                remotely_create_models.worktrees =
4838                    self.worktree_store.read(cx).worktrees().collect();
4839            }
4840            remotely_create_models.retain_count += 1;
4841        }
4842        RemotelyCreatedModelGuard {
4843            remote_models: Arc::downgrade(&self.remotely_created_models),
4844        }
4845    }
4846
4847    async fn handle_create_buffer_for_peer(
4848        this: Entity<Self>,
4849        envelope: TypedEnvelope<proto::CreateBufferForPeer>,
4850        mut cx: AsyncApp,
4851    ) -> Result<()> {
4852        this.update(&mut cx, |this, cx| {
4853            this.buffer_store.update(cx, |buffer_store, cx| {
4854                buffer_store.handle_create_buffer_for_peer(
4855                    envelope,
4856                    this.replica_id(),
4857                    this.capability(),
4858                    cx,
4859                )
4860            })
4861        })?
4862    }
4863
4864    async fn handle_toggle_lsp_logs(
4865        project: Entity<Self>,
4866        envelope: TypedEnvelope<proto::ToggleLspLogs>,
4867        mut cx: AsyncApp,
4868    ) -> Result<()> {
4869        let toggled_log_kind =
4870            match proto::toggle_lsp_logs::LogType::from_i32(envelope.payload.log_type)
4871                .context("invalid log type")?
4872            {
4873                proto::toggle_lsp_logs::LogType::Log => LogKind::Logs,
4874                proto::toggle_lsp_logs::LogType::Trace => LogKind::Trace,
4875                proto::toggle_lsp_logs::LogType::Rpc => LogKind::Rpc,
4876            };
4877        project.update(&mut cx, |_, cx| {
4878            cx.emit(Event::ToggleLspLogs {
4879                server_id: LanguageServerId::from_proto(envelope.payload.server_id),
4880                enabled: envelope.payload.enabled,
4881                toggled_log_kind,
4882            })
4883        })?;
4884        Ok(())
4885    }
4886
4887    async fn handle_synchronize_buffers(
4888        this: Entity<Self>,
4889        envelope: TypedEnvelope<proto::SynchronizeBuffers>,
4890        mut cx: AsyncApp,
4891    ) -> Result<proto::SynchronizeBuffersResponse> {
4892        let response = this.update(&mut cx, |this, cx| {
4893            let client = this.collab_client.clone();
4894            this.buffer_store.update(cx, |this, cx| {
4895                this.handle_synchronize_buffers(envelope, cx, client)
4896            })
4897        })??;
4898
4899        Ok(response)
4900    }
4901
4902    async fn handle_search_candidate_buffers(
4903        this: Entity<Self>,
4904        envelope: TypedEnvelope<proto::FindSearchCandidates>,
4905        mut cx: AsyncApp,
4906    ) -> Result<proto::FindSearchCandidatesResponse> {
4907        let peer_id = envelope.original_sender_id()?;
4908        let message = envelope.payload;
4909        let path_style = this.read_with(&cx, |this, cx| this.path_style(cx))?;
4910        let query =
4911            SearchQuery::from_proto(message.query.context("missing query field")?, path_style)?;
4912        let results = this.update(&mut cx, |this, cx| {
4913            this.find_search_candidate_buffers(&query, message.limit as _, cx)
4914        })?;
4915
4916        let mut response = proto::FindSearchCandidatesResponse {
4917            buffer_ids: Vec::new(),
4918        };
4919
4920        while let Ok(buffer) = results.recv().await {
4921            this.update(&mut cx, |this, cx| {
4922                let buffer_id = this.create_buffer_for_peer(&buffer, peer_id, cx);
4923                response.buffer_ids.push(buffer_id.to_proto());
4924            })?;
4925        }
4926
4927        Ok(response)
4928    }
4929
4930    async fn handle_open_buffer_by_id(
4931        this: Entity<Self>,
4932        envelope: TypedEnvelope<proto::OpenBufferById>,
4933        mut cx: AsyncApp,
4934    ) -> Result<proto::OpenBufferResponse> {
4935        let peer_id = envelope.original_sender_id()?;
4936        let buffer_id = BufferId::new(envelope.payload.id)?;
4937        let buffer = this
4938            .update(&mut cx, |this, cx| this.open_buffer_by_id(buffer_id, cx))?
4939            .await?;
4940        Project::respond_to_open_buffer_request(this, buffer, peer_id, &mut cx)
4941    }
4942
4943    async fn handle_open_buffer_by_path(
4944        this: Entity<Self>,
4945        envelope: TypedEnvelope<proto::OpenBufferByPath>,
4946        mut cx: AsyncApp,
4947    ) -> Result<proto::OpenBufferResponse> {
4948        let peer_id = envelope.original_sender_id()?;
4949        let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
4950        let path = RelPath::from_proto(&envelope.payload.path)?;
4951        let open_buffer = this
4952            .update(&mut cx, |this, cx| {
4953                this.open_buffer(ProjectPath { worktree_id, path }, cx)
4954            })?
4955            .await?;
4956        Project::respond_to_open_buffer_request(this, open_buffer, peer_id, &mut cx)
4957    }
4958
4959    async fn handle_open_new_buffer(
4960        this: Entity<Self>,
4961        envelope: TypedEnvelope<proto::OpenNewBuffer>,
4962        mut cx: AsyncApp,
4963    ) -> Result<proto::OpenBufferResponse> {
4964        let buffer = this
4965            .update(&mut cx, |this, cx| this.create_buffer(true, cx))?
4966            .await?;
4967        let peer_id = envelope.original_sender_id()?;
4968
4969        Project::respond_to_open_buffer_request(this, buffer, peer_id, &mut cx)
4970    }
4971
4972    fn respond_to_open_buffer_request(
4973        this: Entity<Self>,
4974        buffer: Entity<Buffer>,
4975        peer_id: proto::PeerId,
4976        cx: &mut AsyncApp,
4977    ) -> Result<proto::OpenBufferResponse> {
4978        this.update(cx, |this, cx| {
4979            let is_private = buffer
4980                .read(cx)
4981                .file()
4982                .map(|f| f.is_private())
4983                .unwrap_or_default();
4984            anyhow::ensure!(!is_private, ErrorCode::UnsharedItem);
4985            Ok(proto::OpenBufferResponse {
4986                buffer_id: this.create_buffer_for_peer(&buffer, peer_id, cx).into(),
4987            })
4988        })?
4989    }
4990
4991    fn create_buffer_for_peer(
4992        &mut self,
4993        buffer: &Entity<Buffer>,
4994        peer_id: proto::PeerId,
4995        cx: &mut App,
4996    ) -> BufferId {
4997        self.buffer_store
4998            .update(cx, |buffer_store, cx| {
4999                buffer_store.create_buffer_for_peer(buffer, peer_id, cx)
5000            })
5001            .detach_and_log_err(cx);
5002        buffer.read(cx).remote_id()
5003    }
5004
5005    fn synchronize_remote_buffers(&mut self, cx: &mut Context<Self>) -> Task<Result<()>> {
5006        let project_id = match self.client_state {
5007            ProjectClientState::Remote {
5008                sharing_has_stopped,
5009                remote_id,
5010                ..
5011            } => {
5012                if sharing_has_stopped {
5013                    return Task::ready(Err(anyhow!(
5014                        "can't synchronize remote buffers on a readonly project"
5015                    )));
5016                } else {
5017                    remote_id
5018                }
5019            }
5020            ProjectClientState::Shared { .. } | ProjectClientState::Local => {
5021                return Task::ready(Err(anyhow!(
5022                    "can't synchronize remote buffers on a local project"
5023                )));
5024            }
5025        };
5026
5027        let client = self.collab_client.clone();
5028        cx.spawn(async move |this, cx| {
5029            let (buffers, incomplete_buffer_ids) = this.update(cx, |this, cx| {
5030                this.buffer_store.read(cx).buffer_version_info(cx)
5031            })?;
5032            let response = client
5033                .request(proto::SynchronizeBuffers {
5034                    project_id,
5035                    buffers,
5036                })
5037                .await?;
5038
5039            let send_updates_for_buffers = this.update(cx, |this, cx| {
5040                response
5041                    .buffers
5042                    .into_iter()
5043                    .map(|buffer| {
5044                        let client = client.clone();
5045                        let buffer_id = match BufferId::new(buffer.id) {
5046                            Ok(id) => id,
5047                            Err(e) => {
5048                                return Task::ready(Err(e));
5049                            }
5050                        };
5051                        let remote_version = language::proto::deserialize_version(&buffer.version);
5052                        if let Some(buffer) = this.buffer_for_id(buffer_id, cx) {
5053                            let operations =
5054                                buffer.read(cx).serialize_ops(Some(remote_version), cx);
5055                            cx.background_spawn(async move {
5056                                let operations = operations.await;
5057                                for chunk in split_operations(operations) {
5058                                    client
5059                                        .request(proto::UpdateBuffer {
5060                                            project_id,
5061                                            buffer_id: buffer_id.into(),
5062                                            operations: chunk,
5063                                        })
5064                                        .await?;
5065                                }
5066                                anyhow::Ok(())
5067                            })
5068                        } else {
5069                            Task::ready(Ok(()))
5070                        }
5071                    })
5072                    .collect::<Vec<_>>()
5073            })?;
5074
5075            // Any incomplete buffers have open requests waiting. Request that the host sends
5076            // creates these buffers for us again to unblock any waiting futures.
5077            for id in incomplete_buffer_ids {
5078                cx.background_spawn(client.request(proto::OpenBufferById {
5079                    project_id,
5080                    id: id.into(),
5081                }))
5082                .detach();
5083            }
5084
5085            futures::future::join_all(send_updates_for_buffers)
5086                .await
5087                .into_iter()
5088                .collect()
5089        })
5090    }
5091
5092    pub fn worktree_metadata_protos(&self, cx: &App) -> Vec<proto::WorktreeMetadata> {
5093        self.worktree_store.read(cx).worktree_metadata_protos(cx)
5094    }
5095
5096    /// Iterator of all open buffers that have unsaved changes
5097    pub fn dirty_buffers<'a>(&'a self, cx: &'a App) -> impl Iterator<Item = ProjectPath> + 'a {
5098        self.buffer_store.read(cx).buffers().filter_map(|buf| {
5099            let buf = buf.read(cx);
5100            if buf.is_dirty() {
5101                buf.project_path(cx)
5102            } else {
5103                None
5104            }
5105        })
5106    }
5107
5108    fn set_worktrees_from_proto(
5109        &mut self,
5110        worktrees: Vec<proto::WorktreeMetadata>,
5111        cx: &mut Context<Project>,
5112    ) -> Result<()> {
5113        self.worktree_store.update(cx, |worktree_store, cx| {
5114            worktree_store.set_worktrees_from_proto(worktrees, self.replica_id(), cx)
5115        })
5116    }
5117
5118    fn set_collaborators_from_proto(
5119        &mut self,
5120        messages: Vec<proto::Collaborator>,
5121        cx: &mut Context<Self>,
5122    ) -> Result<()> {
5123        let mut collaborators = HashMap::default();
5124        for message in messages {
5125            let collaborator = Collaborator::from_proto(message)?;
5126            collaborators.insert(collaborator.peer_id, collaborator);
5127        }
5128        for old_peer_id in self.collaborators.keys() {
5129            if !collaborators.contains_key(old_peer_id) {
5130                cx.emit(Event::CollaboratorLeft(*old_peer_id));
5131            }
5132        }
5133        self.collaborators = collaborators;
5134        Ok(())
5135    }
5136
5137    pub fn supplementary_language_servers<'a>(
5138        &'a self,
5139        cx: &'a App,
5140    ) -> impl 'a + Iterator<Item = (LanguageServerId, LanguageServerName)> {
5141        self.lsp_store.read(cx).supplementary_language_servers()
5142    }
5143
5144    pub fn any_language_server_supports_inlay_hints(&self, buffer: &Buffer, cx: &mut App) -> bool {
5145        let Some(language) = buffer.language().cloned() else {
5146            return false;
5147        };
5148        self.lsp_store.update(cx, |lsp_store, _| {
5149            let relevant_language_servers = lsp_store
5150                .languages
5151                .lsp_adapters(&language.name())
5152                .into_iter()
5153                .map(|lsp_adapter| lsp_adapter.name())
5154                .collect::<HashSet<_>>();
5155            lsp_store
5156                .language_server_statuses()
5157                .filter_map(|(server_id, server_status)| {
5158                    relevant_language_servers
5159                        .contains(&server_status.name)
5160                        .then_some(server_id)
5161                })
5162                .filter_map(|server_id| lsp_store.lsp_server_capabilities.get(&server_id))
5163                .any(InlayHints::check_capabilities)
5164        })
5165    }
5166
5167    pub fn language_server_id_for_name(
5168        &self,
5169        buffer: &Buffer,
5170        name: &LanguageServerName,
5171        cx: &App,
5172    ) -> Option<LanguageServerId> {
5173        let language = buffer.language()?;
5174        let relevant_language_servers = self
5175            .languages
5176            .lsp_adapters(&language.name())
5177            .into_iter()
5178            .map(|lsp_adapter| lsp_adapter.name())
5179            .collect::<HashSet<_>>();
5180        if !relevant_language_servers.contains(name) {
5181            return None;
5182        }
5183        self.language_server_statuses(cx)
5184            .filter(|(_, server_status)| relevant_language_servers.contains(&server_status.name))
5185            .find_map(|(server_id, server_status)| {
5186                if &server_status.name == name {
5187                    Some(server_id)
5188                } else {
5189                    None
5190                }
5191            })
5192    }
5193
5194    pub fn has_language_servers_for(&self, buffer: &Buffer, cx: &mut App) -> bool {
5195        self.lsp_store.update(cx, |this, cx| {
5196            this.language_servers_for_local_buffer(buffer, cx)
5197                .next()
5198                .is_some()
5199        })
5200    }
5201
5202    pub fn git_init(
5203        &self,
5204        path: Arc<Path>,
5205        fallback_branch_name: String,
5206        cx: &App,
5207    ) -> Task<Result<()>> {
5208        self.git_store
5209            .read(cx)
5210            .git_init(path, fallback_branch_name, cx)
5211    }
5212
5213    pub fn buffer_store(&self) -> &Entity<BufferStore> {
5214        &self.buffer_store
5215    }
5216
5217    pub fn git_store(&self) -> &Entity<GitStore> {
5218        &self.git_store
5219    }
5220
5221    pub fn agent_server_store(&self) -> &Entity<AgentServerStore> {
5222        &self.agent_server_store
5223    }
5224
5225    #[cfg(test)]
5226    fn git_scans_complete(&self, cx: &Context<Self>) -> Task<()> {
5227        cx.spawn(async move |this, cx| {
5228            let scans_complete = this
5229                .read_with(cx, |this, cx| {
5230                    this.worktrees(cx)
5231                        .filter_map(|worktree| Some(worktree.read(cx).as_local()?.scan_complete()))
5232                        .collect::<Vec<_>>()
5233                })
5234                .unwrap();
5235            join_all(scans_complete).await;
5236            let barriers = this
5237                .update(cx, |this, cx| {
5238                    let repos = this.repositories(cx).values().cloned().collect::<Vec<_>>();
5239                    repos
5240                        .into_iter()
5241                        .map(|repo| repo.update(cx, |repo, _| repo.barrier()))
5242                        .collect::<Vec<_>>()
5243                })
5244                .unwrap();
5245            join_all(barriers).await;
5246        })
5247    }
5248
5249    pub fn active_repository(&self, cx: &App) -> Option<Entity<Repository>> {
5250        self.git_store.read(cx).active_repository()
5251    }
5252
5253    pub fn repositories<'a>(&self, cx: &'a App) -> &'a HashMap<RepositoryId, Entity<Repository>> {
5254        self.git_store.read(cx).repositories()
5255    }
5256
5257    pub fn status_for_buffer_id(&self, buffer_id: BufferId, cx: &App) -> Option<FileStatus> {
5258        self.git_store.read(cx).status_for_buffer_id(buffer_id, cx)
5259    }
5260
5261    pub fn set_agent_location(
5262        &mut self,
5263        new_location: Option<AgentLocation>,
5264        cx: &mut Context<Self>,
5265    ) {
5266        if let Some(old_location) = self.agent_location.as_ref() {
5267            old_location
5268                .buffer
5269                .update(cx, |buffer, cx| buffer.remove_agent_selections(cx))
5270                .ok();
5271        }
5272
5273        if let Some(location) = new_location.as_ref() {
5274            location
5275                .buffer
5276                .update(cx, |buffer, cx| {
5277                    buffer.set_agent_selections(
5278                        Arc::from([language::Selection {
5279                            id: 0,
5280                            start: location.position,
5281                            end: location.position,
5282                            reversed: false,
5283                            goal: language::SelectionGoal::None,
5284                        }]),
5285                        false,
5286                        CursorShape::Hollow,
5287                        cx,
5288                    )
5289                })
5290                .ok();
5291        }
5292
5293        self.agent_location = new_location;
5294        cx.emit(Event::AgentLocationChanged);
5295    }
5296
5297    pub fn agent_location(&self) -> Option<AgentLocation> {
5298        self.agent_location.clone()
5299    }
5300
5301    pub fn path_style(&self, cx: &App) -> PathStyle {
5302        self.worktree_store.read(cx).path_style()
5303    }
5304
5305    pub fn contains_local_settings_file(
5306        &self,
5307        worktree_id: WorktreeId,
5308        rel_path: &RelPath,
5309        cx: &App,
5310    ) -> bool {
5311        self.worktree_for_id(worktree_id, cx)
5312            .map_or(false, |worktree| {
5313                worktree.read(cx).entry_for_path(rel_path).is_some()
5314            })
5315    }
5316
5317    pub fn update_local_settings_file(
5318        &self,
5319        worktree_id: WorktreeId,
5320        rel_path: Arc<RelPath>,
5321        cx: &mut App,
5322        update: impl 'static + Send + FnOnce(&mut settings::SettingsContent, &App),
5323    ) {
5324        let Some(worktree) = self.worktree_for_id(worktree_id, cx) else {
5325            // todo(settings_ui) error?
5326            return;
5327        };
5328        cx.spawn(async move |cx| {
5329            let file = worktree
5330                .update(cx, |worktree, cx| worktree.load_file(&rel_path, cx))?
5331                .await
5332                .context("Failed to load settings file")?;
5333
5334            let new_text = cx.read_global::<SettingsStore, _>(|store, cx| {
5335                store.new_text_for_update(file.text, move |settings| update(settings, cx))
5336            })?;
5337            worktree
5338                .update(cx, |worktree, cx| {
5339                    let line_ending = text::LineEnding::detect(&new_text);
5340                    worktree.write_file(rel_path.clone(), new_text.into(), line_ending, cx)
5341                })?
5342                .await
5343                .context("Failed to write settings file")?;
5344
5345            anyhow::Ok(())
5346        })
5347        .detach_and_log_err(cx);
5348    }
5349}
5350
5351pub struct PathMatchCandidateSet {
5352    pub snapshot: Snapshot,
5353    pub include_ignored: bool,
5354    pub include_root_name: bool,
5355    pub candidates: Candidates,
5356}
5357
5358pub enum Candidates {
5359    /// Only consider directories.
5360    Directories,
5361    /// Only consider files.
5362    Files,
5363    /// Consider directories and files.
5364    Entries,
5365}
5366
5367impl<'a> fuzzy::PathMatchCandidateSet<'a> for PathMatchCandidateSet {
5368    type Candidates = PathMatchCandidateSetIter<'a>;
5369
5370    fn id(&self) -> usize {
5371        self.snapshot.id().to_usize()
5372    }
5373
5374    fn len(&self) -> usize {
5375        match self.candidates {
5376            Candidates::Files => {
5377                if self.include_ignored {
5378                    self.snapshot.file_count()
5379                } else {
5380                    self.snapshot.visible_file_count()
5381                }
5382            }
5383
5384            Candidates::Directories => {
5385                if self.include_ignored {
5386                    self.snapshot.dir_count()
5387                } else {
5388                    self.snapshot.visible_dir_count()
5389                }
5390            }
5391
5392            Candidates::Entries => {
5393                if self.include_ignored {
5394                    self.snapshot.entry_count()
5395                } else {
5396                    self.snapshot.visible_entry_count()
5397                }
5398            }
5399        }
5400    }
5401
5402    fn prefix(&self) -> Arc<RelPath> {
5403        if self.snapshot.root_entry().is_some_and(|e| e.is_file()) || self.include_root_name {
5404            self.snapshot.root_name().into()
5405        } else {
5406            RelPath::empty().into()
5407        }
5408    }
5409
5410    fn root_is_file(&self) -> bool {
5411        self.snapshot.root_entry().is_some_and(|f| f.is_file())
5412    }
5413
5414    fn path_style(&self) -> PathStyle {
5415        self.snapshot.path_style()
5416    }
5417
5418    fn candidates(&'a self, start: usize) -> Self::Candidates {
5419        PathMatchCandidateSetIter {
5420            traversal: match self.candidates {
5421                Candidates::Directories => self.snapshot.directories(self.include_ignored, start),
5422                Candidates::Files => self.snapshot.files(self.include_ignored, start),
5423                Candidates::Entries => self.snapshot.entries(self.include_ignored, start),
5424            },
5425        }
5426    }
5427}
5428
5429pub struct PathMatchCandidateSetIter<'a> {
5430    traversal: Traversal<'a>,
5431}
5432
5433impl<'a> Iterator for PathMatchCandidateSetIter<'a> {
5434    type Item = fuzzy::PathMatchCandidate<'a>;
5435
5436    fn next(&mut self) -> Option<Self::Item> {
5437        self.traversal
5438            .next()
5439            .map(|entry| fuzzy::PathMatchCandidate {
5440                is_dir: entry.kind.is_dir(),
5441                path: &entry.path,
5442                char_bag: entry.char_bag,
5443            })
5444    }
5445}
5446
5447impl EventEmitter<Event> for Project {}
5448
5449impl<'a> From<&'a ProjectPath> for SettingsLocation<'a> {
5450    fn from(val: &'a ProjectPath) -> Self {
5451        SettingsLocation {
5452            worktree_id: val.worktree_id,
5453            path: val.path.as_ref(),
5454        }
5455    }
5456}
5457
5458impl<P: Into<Arc<RelPath>>> From<(WorktreeId, P)> for ProjectPath {
5459    fn from((worktree_id, path): (WorktreeId, P)) -> Self {
5460        Self {
5461            worktree_id,
5462            path: path.into(),
5463        }
5464    }
5465}
5466
5467/// ResolvedPath is a path that has been resolved to either a ProjectPath
5468/// or an AbsPath and that *exists*.
5469#[derive(Debug, Clone)]
5470pub enum ResolvedPath {
5471    ProjectPath {
5472        project_path: ProjectPath,
5473        is_dir: bool,
5474    },
5475    AbsPath {
5476        path: String,
5477        is_dir: bool,
5478    },
5479}
5480
5481impl ResolvedPath {
5482    pub fn abs_path(&self) -> Option<&str> {
5483        match self {
5484            Self::AbsPath { path, .. } => Some(path),
5485            _ => None,
5486        }
5487    }
5488
5489    pub fn into_abs_path(self) -> Option<String> {
5490        match self {
5491            Self::AbsPath { path, .. } => Some(path),
5492            _ => None,
5493        }
5494    }
5495
5496    pub fn project_path(&self) -> Option<&ProjectPath> {
5497        match self {
5498            Self::ProjectPath { project_path, .. } => Some(project_path),
5499            _ => None,
5500        }
5501    }
5502
5503    pub fn is_file(&self) -> bool {
5504        !self.is_dir()
5505    }
5506
5507    pub fn is_dir(&self) -> bool {
5508        match self {
5509            Self::ProjectPath { is_dir, .. } => *is_dir,
5510            Self::AbsPath { is_dir, .. } => *is_dir,
5511        }
5512    }
5513}
5514
5515impl ProjectItem for Buffer {
5516    fn try_open(
5517        project: &Entity<Project>,
5518        path: &ProjectPath,
5519        cx: &mut App,
5520    ) -> Option<Task<Result<Entity<Self>>>> {
5521        Some(project.update(cx, |project, cx| project.open_buffer(path.clone(), cx)))
5522    }
5523
5524    fn entry_id(&self, cx: &App) -> Option<ProjectEntryId> {
5525        File::from_dyn(self.file()).and_then(|file| file.project_entry_id(cx))
5526    }
5527
5528    fn project_path(&self, cx: &App) -> Option<ProjectPath> {
5529        self.file().map(|file| ProjectPath {
5530            worktree_id: file.worktree_id(cx),
5531            path: file.path().clone(),
5532        })
5533    }
5534
5535    fn is_dirty(&self) -> bool {
5536        self.is_dirty()
5537    }
5538}
5539
5540impl Completion {
5541    pub fn kind(&self) -> Option<CompletionItemKind> {
5542        self.source
5543            // `lsp::CompletionListItemDefaults` has no `kind` field
5544            .lsp_completion(false)
5545            .and_then(|lsp_completion| lsp_completion.kind)
5546    }
5547
5548    pub fn label(&self) -> Option<String> {
5549        self.source
5550            .lsp_completion(false)
5551            .map(|lsp_completion| lsp_completion.label.clone())
5552    }
5553
5554    /// A key that can be used to sort completions when displaying
5555    /// them to the user.
5556    pub fn sort_key(&self) -> (usize, &str) {
5557        const DEFAULT_KIND_KEY: usize = 4;
5558        let kind_key = self
5559            .kind()
5560            .and_then(|lsp_completion_kind| match lsp_completion_kind {
5561                lsp::CompletionItemKind::KEYWORD => Some(0),
5562                lsp::CompletionItemKind::VARIABLE => Some(1),
5563                lsp::CompletionItemKind::CONSTANT => Some(2),
5564                lsp::CompletionItemKind::PROPERTY => Some(3),
5565                _ => None,
5566            })
5567            .unwrap_or(DEFAULT_KIND_KEY);
5568        (kind_key, self.label.filter_text())
5569    }
5570
5571    /// Whether this completion is a snippet.
5572    pub fn is_snippet(&self) -> bool {
5573        self.source
5574            // `lsp::CompletionListItemDefaults` has `insert_text_format` field
5575            .lsp_completion(true)
5576            .is_some_and(|lsp_completion| {
5577                lsp_completion.insert_text_format == Some(lsp::InsertTextFormat::SNIPPET)
5578            })
5579    }
5580
5581    /// Returns the corresponding color for this completion.
5582    ///
5583    /// Will return `None` if this completion's kind is not [`CompletionItemKind::COLOR`].
5584    pub fn color(&self) -> Option<Hsla> {
5585        // `lsp::CompletionListItemDefaults` has no `kind` field
5586        let lsp_completion = self.source.lsp_completion(false)?;
5587        if lsp_completion.kind? == CompletionItemKind::COLOR {
5588            return color_extractor::extract_color(&lsp_completion);
5589        }
5590        None
5591    }
5592}
5593
5594fn proto_to_prompt(level: proto::language_server_prompt_request::Level) -> gpui::PromptLevel {
5595    match level {
5596        proto::language_server_prompt_request::Level::Info(_) => gpui::PromptLevel::Info,
5597        proto::language_server_prompt_request::Level::Warning(_) => gpui::PromptLevel::Warning,
5598        proto::language_server_prompt_request::Level::Critical(_) => gpui::PromptLevel::Critical,
5599    }
5600}
5601
5602fn provide_inline_values(
5603    captures: impl Iterator<Item = (Range<usize>, language::DebuggerTextObject)>,
5604    snapshot: &language::BufferSnapshot,
5605    max_row: usize,
5606) -> Vec<InlineValueLocation> {
5607    let mut variables = Vec::new();
5608    let mut variable_position = HashSet::default();
5609    let mut scopes = Vec::new();
5610
5611    let active_debug_line_offset = snapshot.point_to_offset(Point::new(max_row as u32, 0));
5612
5613    for (capture_range, capture_kind) in captures {
5614        match capture_kind {
5615            language::DebuggerTextObject::Variable => {
5616                let variable_name = snapshot
5617                    .text_for_range(capture_range.clone())
5618                    .collect::<String>();
5619                let point = snapshot.offset_to_point(capture_range.end);
5620
5621                while scopes
5622                    .last()
5623                    .is_some_and(|scope: &Range<_>| !scope.contains(&capture_range.start))
5624                {
5625                    scopes.pop();
5626                }
5627
5628                if point.row as usize > max_row {
5629                    break;
5630                }
5631
5632                let scope = if scopes
5633                    .last()
5634                    .is_none_or(|scope| !scope.contains(&active_debug_line_offset))
5635                {
5636                    VariableScope::Global
5637                } else {
5638                    VariableScope::Local
5639                };
5640
5641                if variable_position.insert(capture_range.end) {
5642                    variables.push(InlineValueLocation {
5643                        variable_name,
5644                        scope,
5645                        lookup: VariableLookupKind::Variable,
5646                        row: point.row as usize,
5647                        column: point.column as usize,
5648                    });
5649                }
5650            }
5651            language::DebuggerTextObject::Scope => {
5652                while scopes.last().map_or_else(
5653                    || false,
5654                    |scope: &Range<usize>| {
5655                        !(scope.contains(&capture_range.start)
5656                            && scope.contains(&capture_range.end))
5657                    },
5658                ) {
5659                    scopes.pop();
5660                }
5661                scopes.push(capture_range);
5662            }
5663        }
5664    }
5665
5666    variables
5667}
5668
5669#[cfg(test)]
5670mod disable_ai_settings_tests {
5671    use super::*;
5672    use gpui::TestAppContext;
5673    use settings::Settings;
5674
5675    #[gpui::test]
5676    async fn test_disable_ai_settings_security(cx: &mut TestAppContext) {
5677        cx.update(|cx| {
5678            settings::init(cx);
5679            Project::init_settings(cx);
5680
5681            // Test 1: Default is false (AI enabled)
5682            assert!(
5683                !DisableAiSettings::get_global(cx).disable_ai,
5684                "Default should allow AI"
5685            );
5686        });
5687
5688        let disable_true = serde_json::json!({
5689            "disable_ai": true
5690        })
5691        .to_string();
5692        let disable_false = serde_json::json!({
5693            "disable_ai": false
5694        })
5695        .to_string();
5696
5697        cx.update_global::<SettingsStore, _>(|store, cx| {
5698            store.set_user_settings(&disable_false, cx).unwrap();
5699            store.set_global_settings(&disable_true, cx).unwrap();
5700        });
5701        cx.update(|cx| {
5702            assert!(
5703                DisableAiSettings::get_global(cx).disable_ai,
5704                "Local false cannot override global true"
5705            );
5706        });
5707
5708        cx.update_global::<SettingsStore, _>(|store, cx| {
5709            store.set_global_settings(&disable_false, cx).unwrap();
5710            store.set_user_settings(&disable_true, cx).unwrap();
5711        });
5712
5713        cx.update(|cx| {
5714            assert!(
5715                DisableAiSettings::get_global(cx).disable_ai,
5716                "Local false cannot override global true"
5717            );
5718        });
5719    }
5720}