1pub mod branch_diff;
2mod conflict_set;
3pub mod git_traversal;
4pub mod pending_op;
5
6use crate::{
7 ProjectEnvironment, ProjectItem, ProjectPath,
8 buffer_store::{BufferStore, BufferStoreEvent},
9 worktree_store::{WorktreeStore, WorktreeStoreEvent},
10};
11use anyhow::{Context as _, Result, anyhow, bail};
12use askpass::{AskPassDelegate, EncryptedPassword, IKnowWhatIAmDoingAndIHaveReadTheDocs};
13use buffer_diff::{BufferDiff, BufferDiffEvent};
14use client::ProjectId;
15use collections::HashMap;
16pub use conflict_set::{ConflictRegion, ConflictSet, ConflictSetSnapshot, ConflictSetUpdate};
17use fs::Fs;
18use futures::{
19 FutureExt, StreamExt,
20 channel::{
21 mpsc,
22 oneshot::{self, Canceled},
23 },
24 future::{self, Shared},
25 stream::FuturesOrdered,
26};
27use git::{
28 BuildPermalinkParams, GitHostingProviderRegistry, Oid,
29 blame::Blame,
30 parse_git_remote_url,
31 repository::{
32 Branch, CommitDetails, CommitDiff, CommitFile, CommitOptions, DiffType, FetchOptions,
33 GitRepository, GitRepositoryCheckpoint, PushOptions, Remote, RemoteCommandOutput, RepoPath,
34 ResetMode, UpstreamTrackingStatus, Worktree as GitWorktree,
35 },
36 stash::{GitStash, StashEntry},
37 status::{
38 DiffTreeType, FileStatus, GitSummary, StatusCode, TrackedStatus, TreeDiff, TreeDiffStatus,
39 UnmergedStatus, UnmergedStatusCode,
40 },
41};
42use gpui::{
43 App, AppContext, AsyncApp, Context, Entity, EventEmitter, SharedString, Subscription, Task,
44 WeakEntity,
45};
46use language::{
47 Buffer, BufferEvent, Language, LanguageRegistry,
48 proto::{deserialize_version, serialize_version},
49};
50use parking_lot::Mutex;
51use pending_op::{PendingOp, PendingOpId, PendingOps};
52use postage::stream::Stream as _;
53use rpc::{
54 AnyProtoClient, TypedEnvelope,
55 proto::{self, git_reset, split_repository_update},
56};
57use serde::Deserialize;
58use settings::WorktreeId;
59use std::{
60 cmp::Ordering,
61 collections::{BTreeSet, HashSet, VecDeque},
62 future::Future,
63 mem,
64 ops::Range,
65 path::{Path, PathBuf},
66 str::FromStr,
67 sync::{
68 Arc,
69 atomic::{self, AtomicU64},
70 },
71 time::Instant,
72};
73use sum_tree::{Edit, SumTree, TreeSet};
74use task::Shell;
75use text::{Bias, BufferId};
76use util::{
77 ResultExt, debug_panic,
78 paths::{PathStyle, SanitizedPath},
79 post_inc,
80 rel_path::RelPath,
81};
82use worktree::{
83 File, PathChange, PathKey, PathProgress, PathSummary, PathTarget, ProjectEntryId,
84 UpdatedGitRepositoriesSet, UpdatedGitRepository, Worktree,
85};
86use zeroize::Zeroize;
87
88pub struct GitStore {
89 state: GitStoreState,
90 buffer_store: Entity<BufferStore>,
91 worktree_store: Entity<WorktreeStore>,
92 repositories: HashMap<RepositoryId, Entity<Repository>>,
93 worktree_ids: HashMap<RepositoryId, HashSet<WorktreeId>>,
94 active_repo_id: Option<RepositoryId>,
95 #[allow(clippy::type_complexity)]
96 loading_diffs:
97 HashMap<(BufferId, DiffKind), Shared<Task<Result<Entity<BufferDiff>, Arc<anyhow::Error>>>>>,
98 diffs: HashMap<BufferId, Entity<BufferGitState>>,
99 shared_diffs: HashMap<proto::PeerId, HashMap<BufferId, SharedDiffs>>,
100 _subscriptions: Vec<Subscription>,
101}
102
103#[derive(Default)]
104struct SharedDiffs {
105 unstaged: Option<Entity<BufferDiff>>,
106 uncommitted: Option<Entity<BufferDiff>>,
107}
108
109struct BufferGitState {
110 unstaged_diff: Option<WeakEntity<BufferDiff>>,
111 uncommitted_diff: Option<WeakEntity<BufferDiff>>,
112 conflict_set: Option<WeakEntity<ConflictSet>>,
113 recalculate_diff_task: Option<Task<Result<()>>>,
114 reparse_conflict_markers_task: Option<Task<Result<()>>>,
115 language: Option<Arc<Language>>,
116 language_registry: Option<Arc<LanguageRegistry>>,
117 conflict_updated_futures: Vec<oneshot::Sender<()>>,
118 recalculating_tx: postage::watch::Sender<bool>,
119
120 /// These operation counts are used to ensure that head and index text
121 /// values read from the git repository are up-to-date with any hunk staging
122 /// operations that have been performed on the BufferDiff.
123 ///
124 /// The operation count is incremented immediately when the user initiates a
125 /// hunk stage/unstage operation. Then, upon finishing writing the new index
126 /// text do disk, the `operation count as of write` is updated to reflect
127 /// the operation count that prompted the write.
128 hunk_staging_operation_count: usize,
129 hunk_staging_operation_count_as_of_write: usize,
130
131 head_text: Option<Arc<String>>,
132 index_text: Option<Arc<String>>,
133 head_changed: bool,
134 index_changed: bool,
135 language_changed: bool,
136}
137
138#[derive(Clone, Debug)]
139enum DiffBasesChange {
140 SetIndex(Option<String>),
141 SetHead(Option<String>),
142 SetEach {
143 index: Option<String>,
144 head: Option<String>,
145 },
146 SetBoth(Option<String>),
147}
148
149#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)]
150enum DiffKind {
151 Unstaged,
152 Uncommitted,
153}
154
155enum GitStoreState {
156 Local {
157 next_repository_id: Arc<AtomicU64>,
158 downstream: Option<LocalDownstreamState>,
159 project_environment: Entity<ProjectEnvironment>,
160 fs: Arc<dyn Fs>,
161 },
162 Remote {
163 upstream_client: AnyProtoClient,
164 upstream_project_id: u64,
165 downstream: Option<(AnyProtoClient, ProjectId)>,
166 },
167}
168
169enum DownstreamUpdate {
170 UpdateRepository(RepositorySnapshot),
171 RemoveRepository(RepositoryId),
172}
173
174struct LocalDownstreamState {
175 client: AnyProtoClient,
176 project_id: ProjectId,
177 updates_tx: mpsc::UnboundedSender<DownstreamUpdate>,
178 _task: Task<Result<()>>,
179}
180
181#[derive(Clone, Debug)]
182pub struct GitStoreCheckpoint {
183 checkpoints_by_work_dir_abs_path: HashMap<Arc<Path>, GitRepositoryCheckpoint>,
184}
185
186#[derive(Clone, Debug, PartialEq, Eq)]
187pub struct StatusEntry {
188 pub repo_path: RepoPath,
189 pub status: FileStatus,
190}
191
192impl StatusEntry {
193 fn to_proto(&self) -> proto::StatusEntry {
194 let simple_status = match self.status {
195 FileStatus::Ignored | FileStatus::Untracked => proto::GitStatus::Added as i32,
196 FileStatus::Unmerged { .. } => proto::GitStatus::Conflict as i32,
197 FileStatus::Tracked(TrackedStatus {
198 index_status,
199 worktree_status,
200 }) => tracked_status_to_proto(if worktree_status != StatusCode::Unmodified {
201 worktree_status
202 } else {
203 index_status
204 }),
205 };
206
207 proto::StatusEntry {
208 repo_path: self.repo_path.to_proto(),
209 simple_status,
210 status: Some(status_to_proto(self.status)),
211 }
212 }
213}
214
215impl TryFrom<proto::StatusEntry> for StatusEntry {
216 type Error = anyhow::Error;
217
218 fn try_from(value: proto::StatusEntry) -> Result<Self, Self::Error> {
219 let repo_path = RepoPath::from_proto(&value.repo_path).context("invalid repo path")?;
220 let status = status_from_proto(value.simple_status, value.status)?;
221 Ok(Self { repo_path, status })
222 }
223}
224
225impl sum_tree::Item for StatusEntry {
226 type Summary = PathSummary<GitSummary>;
227
228 fn summary(&self, _: <Self::Summary as sum_tree::Summary>::Context<'_>) -> Self::Summary {
229 PathSummary {
230 max_path: self.repo_path.0.clone(),
231 item_summary: self.status.summary(),
232 }
233 }
234}
235
236impl sum_tree::KeyedItem for StatusEntry {
237 type Key = PathKey;
238
239 fn key(&self) -> Self::Key {
240 PathKey(self.repo_path.0.clone())
241 }
242}
243
244#[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
245pub struct RepositoryId(pub u64);
246
247#[derive(Clone, Debug, Default, PartialEq, Eq)]
248pub struct MergeDetails {
249 pub conflicted_paths: TreeSet<RepoPath>,
250 pub message: Option<SharedString>,
251 pub heads: Vec<Option<SharedString>>,
252}
253
254#[derive(Clone, Debug, PartialEq, Eq)]
255pub struct RepositorySnapshot {
256 pub id: RepositoryId,
257 pub statuses_by_path: SumTree<StatusEntry>,
258 pub pending_ops_by_path: SumTree<PendingOps>,
259 pub work_directory_abs_path: Arc<Path>,
260 pub path_style: PathStyle,
261 pub branch: Option<Branch>,
262 pub head_commit: Option<CommitDetails>,
263 pub scan_id: u64,
264 pub merge: MergeDetails,
265 pub remote_origin_url: Option<String>,
266 pub remote_upstream_url: Option<String>,
267 pub stash_entries: GitStash,
268}
269
270type JobId = u64;
271
272#[derive(Clone, Debug, PartialEq, Eq)]
273pub struct JobInfo {
274 pub start: Instant,
275 pub message: SharedString,
276}
277
278pub struct Repository {
279 this: WeakEntity<Self>,
280 snapshot: RepositorySnapshot,
281 commit_message_buffer: Option<Entity<Buffer>>,
282 git_store: WeakEntity<GitStore>,
283 // For a local repository, holds paths that have had worktree events since the last status scan completed,
284 // and that should be examined during the next status scan.
285 paths_needing_status_update: BTreeSet<RepoPath>,
286 job_sender: mpsc::UnboundedSender<GitJob>,
287 active_jobs: HashMap<JobId, JobInfo>,
288 job_id: JobId,
289 askpass_delegates: Arc<Mutex<HashMap<u64, AskPassDelegate>>>,
290 latest_askpass_id: u64,
291}
292
293impl std::ops::Deref for Repository {
294 type Target = RepositorySnapshot;
295
296 fn deref(&self) -> &Self::Target {
297 &self.snapshot
298 }
299}
300
301#[derive(Clone)]
302pub enum RepositoryState {
303 Local {
304 backend: Arc<dyn GitRepository>,
305 environment: Arc<HashMap<String, String>>,
306 },
307 Remote {
308 project_id: ProjectId,
309 client: AnyProtoClient,
310 },
311}
312
313#[derive(Clone, Debug, PartialEq, Eq)]
314pub enum RepositoryEvent {
315 StatusesChanged {
316 // TODO could report which statuses changed here
317 full_scan: bool,
318 },
319 MergeHeadsChanged,
320 BranchChanged,
321 StashEntriesChanged,
322 PendingOpsChanged {
323 pending_ops: SumTree<pending_op::PendingOps>,
324 },
325}
326
327#[derive(Clone, Debug)]
328pub struct JobsUpdated;
329
330#[derive(Debug)]
331pub enum GitStoreEvent {
332 ActiveRepositoryChanged(Option<RepositoryId>),
333 RepositoryUpdated(RepositoryId, RepositoryEvent, bool),
334 RepositoryAdded,
335 RepositoryRemoved(RepositoryId),
336 IndexWriteError(anyhow::Error),
337 JobsUpdated,
338 ConflictsUpdated,
339}
340
341impl EventEmitter<RepositoryEvent> for Repository {}
342impl EventEmitter<JobsUpdated> for Repository {}
343impl EventEmitter<GitStoreEvent> for GitStore {}
344
345pub struct GitJob {
346 job: Box<dyn FnOnce(RepositoryState, &mut AsyncApp) -> Task<()>>,
347 key: Option<GitJobKey>,
348}
349
350#[derive(PartialEq, Eq)]
351enum GitJobKey {
352 WriteIndex(Vec<RepoPath>),
353 ReloadBufferDiffBases,
354 RefreshStatuses,
355 ReloadGitState,
356}
357
358impl GitStore {
359 pub fn local(
360 worktree_store: &Entity<WorktreeStore>,
361 buffer_store: Entity<BufferStore>,
362 environment: Entity<ProjectEnvironment>,
363 fs: Arc<dyn Fs>,
364 cx: &mut Context<Self>,
365 ) -> Self {
366 Self::new(
367 worktree_store.clone(),
368 buffer_store,
369 GitStoreState::Local {
370 next_repository_id: Arc::new(AtomicU64::new(1)),
371 downstream: None,
372 project_environment: environment,
373 fs,
374 },
375 cx,
376 )
377 }
378
379 pub fn remote(
380 worktree_store: &Entity<WorktreeStore>,
381 buffer_store: Entity<BufferStore>,
382 upstream_client: AnyProtoClient,
383 project_id: u64,
384 cx: &mut Context<Self>,
385 ) -> Self {
386 Self::new(
387 worktree_store.clone(),
388 buffer_store,
389 GitStoreState::Remote {
390 upstream_client,
391 upstream_project_id: project_id,
392 downstream: None,
393 },
394 cx,
395 )
396 }
397
398 fn new(
399 worktree_store: Entity<WorktreeStore>,
400 buffer_store: Entity<BufferStore>,
401 state: GitStoreState,
402 cx: &mut Context<Self>,
403 ) -> Self {
404 let _subscriptions = vec![
405 cx.subscribe(&worktree_store, Self::on_worktree_store_event),
406 cx.subscribe(&buffer_store, Self::on_buffer_store_event),
407 ];
408
409 GitStore {
410 state,
411 buffer_store,
412 worktree_store,
413 repositories: HashMap::default(),
414 worktree_ids: HashMap::default(),
415 active_repo_id: None,
416 _subscriptions,
417 loading_diffs: HashMap::default(),
418 shared_diffs: HashMap::default(),
419 diffs: HashMap::default(),
420 }
421 }
422
423 pub fn init(client: &AnyProtoClient) {
424 client.add_entity_request_handler(Self::handle_get_remotes);
425 client.add_entity_request_handler(Self::handle_get_branches);
426 client.add_entity_request_handler(Self::handle_get_default_branch);
427 client.add_entity_request_handler(Self::handle_change_branch);
428 client.add_entity_request_handler(Self::handle_create_branch);
429 client.add_entity_request_handler(Self::handle_rename_branch);
430 client.add_entity_request_handler(Self::handle_git_init);
431 client.add_entity_request_handler(Self::handle_push);
432 client.add_entity_request_handler(Self::handle_pull);
433 client.add_entity_request_handler(Self::handle_fetch);
434 client.add_entity_request_handler(Self::handle_stage);
435 client.add_entity_request_handler(Self::handle_unstage);
436 client.add_entity_request_handler(Self::handle_stash);
437 client.add_entity_request_handler(Self::handle_stash_pop);
438 client.add_entity_request_handler(Self::handle_stash_apply);
439 client.add_entity_request_handler(Self::handle_stash_drop);
440 client.add_entity_request_handler(Self::handle_commit);
441 client.add_entity_request_handler(Self::handle_reset);
442 client.add_entity_request_handler(Self::handle_show);
443 client.add_entity_request_handler(Self::handle_load_commit_diff);
444 client.add_entity_request_handler(Self::handle_checkout_files);
445 client.add_entity_request_handler(Self::handle_open_commit_message_buffer);
446 client.add_entity_request_handler(Self::handle_set_index_text);
447 client.add_entity_request_handler(Self::handle_askpass);
448 client.add_entity_request_handler(Self::handle_check_for_pushed_commits);
449 client.add_entity_request_handler(Self::handle_git_diff);
450 client.add_entity_request_handler(Self::handle_tree_diff);
451 client.add_entity_request_handler(Self::handle_get_blob_content);
452 client.add_entity_request_handler(Self::handle_open_unstaged_diff);
453 client.add_entity_request_handler(Self::handle_open_uncommitted_diff);
454 client.add_entity_message_handler(Self::handle_update_diff_bases);
455 client.add_entity_request_handler(Self::handle_get_permalink_to_line);
456 client.add_entity_request_handler(Self::handle_blame_buffer);
457 client.add_entity_message_handler(Self::handle_update_repository);
458 client.add_entity_message_handler(Self::handle_remove_repository);
459 client.add_entity_request_handler(Self::handle_git_clone);
460 client.add_entity_request_handler(Self::handle_get_worktrees);
461 client.add_entity_request_handler(Self::handle_create_worktree);
462 }
463
464 pub fn is_local(&self) -> bool {
465 matches!(self.state, GitStoreState::Local { .. })
466 }
467 pub fn set_active_repo_for_path(&mut self, project_path: &ProjectPath, cx: &mut Context<Self>) {
468 if let Some((repo, _)) = self.repository_and_path_for_project_path(project_path, cx) {
469 let id = repo.read(cx).id;
470 if self.active_repo_id != Some(id) {
471 self.active_repo_id = Some(id);
472 cx.emit(GitStoreEvent::ActiveRepositoryChanged(Some(id)));
473 }
474 }
475 }
476
477 pub fn shared(&mut self, project_id: u64, client: AnyProtoClient, cx: &mut Context<Self>) {
478 match &mut self.state {
479 GitStoreState::Remote {
480 downstream: downstream_client,
481 ..
482 } => {
483 for repo in self.repositories.values() {
484 let update = repo.read(cx).snapshot.initial_update(project_id);
485 for update in split_repository_update(update) {
486 client.send(update).log_err();
487 }
488 }
489 *downstream_client = Some((client, ProjectId(project_id)));
490 }
491 GitStoreState::Local {
492 downstream: downstream_client,
493 ..
494 } => {
495 let mut snapshots = HashMap::default();
496 let (updates_tx, mut updates_rx) = mpsc::unbounded();
497 for repo in self.repositories.values() {
498 updates_tx
499 .unbounded_send(DownstreamUpdate::UpdateRepository(
500 repo.read(cx).snapshot.clone(),
501 ))
502 .ok();
503 }
504 *downstream_client = Some(LocalDownstreamState {
505 client: client.clone(),
506 project_id: ProjectId(project_id),
507 updates_tx,
508 _task: cx.spawn(async move |this, cx| {
509 cx.background_spawn(async move {
510 while let Some(update) = updates_rx.next().await {
511 match update {
512 DownstreamUpdate::UpdateRepository(snapshot) => {
513 if let Some(old_snapshot) = snapshots.get_mut(&snapshot.id)
514 {
515 let update =
516 snapshot.build_update(old_snapshot, project_id);
517 *old_snapshot = snapshot;
518 for update in split_repository_update(update) {
519 client.send(update)?;
520 }
521 } else {
522 let update = snapshot.initial_update(project_id);
523 for update in split_repository_update(update) {
524 client.send(update)?;
525 }
526 snapshots.insert(snapshot.id, snapshot);
527 }
528 }
529 DownstreamUpdate::RemoveRepository(id) => {
530 client.send(proto::RemoveRepository {
531 project_id,
532 id: id.to_proto(),
533 })?;
534 }
535 }
536 }
537 anyhow::Ok(())
538 })
539 .await
540 .ok();
541 this.update(cx, |this, _| {
542 if let GitStoreState::Local {
543 downstream: downstream_client,
544 ..
545 } = &mut this.state
546 {
547 downstream_client.take();
548 } else {
549 unreachable!("unshared called on remote store");
550 }
551 })
552 }),
553 });
554 }
555 }
556 }
557
558 pub fn unshared(&mut self, _cx: &mut Context<Self>) {
559 match &mut self.state {
560 GitStoreState::Local {
561 downstream: downstream_client,
562 ..
563 } => {
564 downstream_client.take();
565 }
566 GitStoreState::Remote {
567 downstream: downstream_client,
568 ..
569 } => {
570 downstream_client.take();
571 }
572 }
573 self.shared_diffs.clear();
574 }
575
576 pub(crate) fn forget_shared_diffs_for(&mut self, peer_id: &proto::PeerId) {
577 self.shared_diffs.remove(peer_id);
578 }
579
580 pub fn active_repository(&self) -> Option<Entity<Repository>> {
581 self.active_repo_id
582 .as_ref()
583 .map(|id| self.repositories[id].clone())
584 }
585
586 pub fn open_unstaged_diff(
587 &mut self,
588 buffer: Entity<Buffer>,
589 cx: &mut Context<Self>,
590 ) -> Task<Result<Entity<BufferDiff>>> {
591 let buffer_id = buffer.read(cx).remote_id();
592 if let Some(diff_state) = self.diffs.get(&buffer_id)
593 && let Some(unstaged_diff) = diff_state
594 .read(cx)
595 .unstaged_diff
596 .as_ref()
597 .and_then(|weak| weak.upgrade())
598 {
599 if let Some(task) =
600 diff_state.update(cx, |diff_state, _| diff_state.wait_for_recalculation())
601 {
602 return cx.background_executor().spawn(async move {
603 task.await;
604 Ok(unstaged_diff)
605 });
606 }
607 return Task::ready(Ok(unstaged_diff));
608 }
609
610 let Some((repo, repo_path)) =
611 self.repository_and_path_for_buffer_id(buffer.read(cx).remote_id(), cx)
612 else {
613 return Task::ready(Err(anyhow!("failed to find git repository for buffer")));
614 };
615
616 let task = self
617 .loading_diffs
618 .entry((buffer_id, DiffKind::Unstaged))
619 .or_insert_with(|| {
620 let staged_text = repo.update(cx, |repo, cx| {
621 repo.load_staged_text(buffer_id, repo_path, cx)
622 });
623 cx.spawn(async move |this, cx| {
624 Self::open_diff_internal(
625 this,
626 DiffKind::Unstaged,
627 staged_text.await.map(DiffBasesChange::SetIndex),
628 buffer,
629 cx,
630 )
631 .await
632 .map_err(Arc::new)
633 })
634 .shared()
635 })
636 .clone();
637
638 cx.background_spawn(async move { task.await.map_err(|e| anyhow!("{e}")) })
639 }
640
641 pub fn open_diff_since(
642 &mut self,
643 oid: Option<git::Oid>,
644 buffer: Entity<Buffer>,
645 repo: Entity<Repository>,
646 languages: Arc<LanguageRegistry>,
647 cx: &mut Context<Self>,
648 ) -> Task<Result<Entity<BufferDiff>>> {
649 cx.spawn(async move |this, cx| {
650 let buffer_snapshot = buffer.update(cx, |buffer, _| buffer.snapshot())?;
651 let content = match oid {
652 None => None,
653 Some(oid) => Some(
654 repo.update(cx, |repo, cx| repo.load_blob_content(oid, cx))?
655 .await?,
656 ),
657 };
658 let buffer_diff = cx.new(|cx| BufferDiff::new(&buffer_snapshot, cx))?;
659
660 buffer_diff
661 .update(cx, |buffer_diff, cx| {
662 buffer_diff.set_base_text(
663 content.map(Arc::new),
664 buffer_snapshot.language().cloned(),
665 Some(languages.clone()),
666 buffer_snapshot.text,
667 cx,
668 )
669 })?
670 .await?;
671 let unstaged_diff = this
672 .update(cx, |this, cx| this.open_unstaged_diff(buffer.clone(), cx))?
673 .await?;
674 buffer_diff.update(cx, |buffer_diff, _| {
675 buffer_diff.set_secondary_diff(unstaged_diff);
676 })?;
677
678 this.update(cx, |_, cx| {
679 cx.subscribe(&buffer_diff, Self::on_buffer_diff_event)
680 .detach();
681 })?;
682
683 Ok(buffer_diff)
684 })
685 }
686
687 pub fn open_uncommitted_diff(
688 &mut self,
689 buffer: Entity<Buffer>,
690 cx: &mut Context<Self>,
691 ) -> Task<Result<Entity<BufferDiff>>> {
692 let buffer_id = buffer.read(cx).remote_id();
693
694 if let Some(diff_state) = self.diffs.get(&buffer_id)
695 && let Some(uncommitted_diff) = diff_state
696 .read(cx)
697 .uncommitted_diff
698 .as_ref()
699 .and_then(|weak| weak.upgrade())
700 {
701 if let Some(task) =
702 diff_state.update(cx, |diff_state, _| diff_state.wait_for_recalculation())
703 {
704 return cx.background_executor().spawn(async move {
705 task.await;
706 Ok(uncommitted_diff)
707 });
708 }
709 return Task::ready(Ok(uncommitted_diff));
710 }
711
712 let Some((repo, repo_path)) =
713 self.repository_and_path_for_buffer_id(buffer.read(cx).remote_id(), cx)
714 else {
715 return Task::ready(Err(anyhow!("failed to find git repository for buffer")));
716 };
717
718 let task = self
719 .loading_diffs
720 .entry((buffer_id, DiffKind::Uncommitted))
721 .or_insert_with(|| {
722 let changes = repo.update(cx, |repo, cx| {
723 repo.load_committed_text(buffer_id, repo_path, cx)
724 });
725
726 // todo(lw): hot foreground spawn
727 cx.spawn(async move |this, cx| {
728 Self::open_diff_internal(this, DiffKind::Uncommitted, changes.await, buffer, cx)
729 .await
730 .map_err(Arc::new)
731 })
732 .shared()
733 })
734 .clone();
735
736 cx.background_spawn(async move { task.await.map_err(|e| anyhow!("{e}")) })
737 }
738
739 async fn open_diff_internal(
740 this: WeakEntity<Self>,
741 kind: DiffKind,
742 texts: Result<DiffBasesChange>,
743 buffer_entity: Entity<Buffer>,
744 cx: &mut AsyncApp,
745 ) -> Result<Entity<BufferDiff>> {
746 let diff_bases_change = match texts {
747 Err(e) => {
748 this.update(cx, |this, cx| {
749 let buffer = buffer_entity.read(cx);
750 let buffer_id = buffer.remote_id();
751 this.loading_diffs.remove(&(buffer_id, kind));
752 })?;
753 return Err(e);
754 }
755 Ok(change) => change,
756 };
757
758 this.update(cx, |this, cx| {
759 let buffer = buffer_entity.read(cx);
760 let buffer_id = buffer.remote_id();
761 let language = buffer.language().cloned();
762 let language_registry = buffer.language_registry();
763 let text_snapshot = buffer.text_snapshot();
764 this.loading_diffs.remove(&(buffer_id, kind));
765
766 let git_store = cx.weak_entity();
767 let diff_state = this
768 .diffs
769 .entry(buffer_id)
770 .or_insert_with(|| cx.new(|_| BufferGitState::new(git_store)));
771
772 let diff = cx.new(|cx| BufferDiff::new(&text_snapshot, cx));
773
774 cx.subscribe(&diff, Self::on_buffer_diff_event).detach();
775 diff_state.update(cx, |diff_state, cx| {
776 diff_state.language = language;
777 diff_state.language_registry = language_registry;
778
779 match kind {
780 DiffKind::Unstaged => diff_state.unstaged_diff = Some(diff.downgrade()),
781 DiffKind::Uncommitted => {
782 let unstaged_diff = if let Some(diff) = diff_state.unstaged_diff() {
783 diff
784 } else {
785 let unstaged_diff = cx.new(|cx| BufferDiff::new(&text_snapshot, cx));
786 diff_state.unstaged_diff = Some(unstaged_diff.downgrade());
787 unstaged_diff
788 };
789
790 diff.update(cx, |diff, _| diff.set_secondary_diff(unstaged_diff));
791 diff_state.uncommitted_diff = Some(diff.downgrade())
792 }
793 }
794
795 diff_state.diff_bases_changed(text_snapshot, Some(diff_bases_change), cx);
796 let rx = diff_state.wait_for_recalculation();
797
798 anyhow::Ok(async move {
799 if let Some(rx) = rx {
800 rx.await;
801 }
802 Ok(diff)
803 })
804 })
805 })??
806 .await
807 }
808
809 pub fn get_unstaged_diff(&self, buffer_id: BufferId, cx: &App) -> Option<Entity<BufferDiff>> {
810 let diff_state = self.diffs.get(&buffer_id)?;
811 diff_state.read(cx).unstaged_diff.as_ref()?.upgrade()
812 }
813
814 pub fn get_uncommitted_diff(
815 &self,
816 buffer_id: BufferId,
817 cx: &App,
818 ) -> Option<Entity<BufferDiff>> {
819 let diff_state = self.diffs.get(&buffer_id)?;
820 diff_state.read(cx).uncommitted_diff.as_ref()?.upgrade()
821 }
822
823 pub fn open_conflict_set(
824 &mut self,
825 buffer: Entity<Buffer>,
826 cx: &mut Context<Self>,
827 ) -> Entity<ConflictSet> {
828 log::debug!("open conflict set");
829 let buffer_id = buffer.read(cx).remote_id();
830
831 if let Some(git_state) = self.diffs.get(&buffer_id)
832 && let Some(conflict_set) = git_state
833 .read(cx)
834 .conflict_set
835 .as_ref()
836 .and_then(|weak| weak.upgrade())
837 {
838 let conflict_set = conflict_set;
839 let buffer_snapshot = buffer.read(cx).text_snapshot();
840
841 git_state.update(cx, |state, cx| {
842 let _ = state.reparse_conflict_markers(buffer_snapshot, cx);
843 });
844
845 return conflict_set;
846 }
847
848 let is_unmerged = self
849 .repository_and_path_for_buffer_id(buffer_id, cx)
850 .is_some_and(|(repo, path)| repo.read(cx).snapshot.has_conflict(&path));
851 let git_store = cx.weak_entity();
852 let buffer_git_state = self
853 .diffs
854 .entry(buffer_id)
855 .or_insert_with(|| cx.new(|_| BufferGitState::new(git_store)));
856 let conflict_set = cx.new(|cx| ConflictSet::new(buffer_id, is_unmerged, cx));
857
858 self._subscriptions
859 .push(cx.subscribe(&conflict_set, |_, _, _, cx| {
860 cx.emit(GitStoreEvent::ConflictsUpdated);
861 }));
862
863 buffer_git_state.update(cx, |state, cx| {
864 state.conflict_set = Some(conflict_set.downgrade());
865 let buffer_snapshot = buffer.read(cx).text_snapshot();
866 let _ = state.reparse_conflict_markers(buffer_snapshot, cx);
867 });
868
869 conflict_set
870 }
871
872 pub fn project_path_git_status(
873 &self,
874 project_path: &ProjectPath,
875 cx: &App,
876 ) -> Option<FileStatus> {
877 let (repo, repo_path) = self.repository_and_path_for_project_path(project_path, cx)?;
878 Some(repo.read(cx).status_for_path(&repo_path)?.status)
879 }
880
881 pub fn checkpoint(&self, cx: &mut App) -> Task<Result<GitStoreCheckpoint>> {
882 let mut work_directory_abs_paths = Vec::new();
883 let mut checkpoints = Vec::new();
884 for repository in self.repositories.values() {
885 repository.update(cx, |repository, _| {
886 work_directory_abs_paths.push(repository.snapshot.work_directory_abs_path.clone());
887 checkpoints.push(repository.checkpoint().map(|checkpoint| checkpoint?));
888 });
889 }
890
891 cx.background_executor().spawn(async move {
892 let checkpoints = future::try_join_all(checkpoints).await?;
893 Ok(GitStoreCheckpoint {
894 checkpoints_by_work_dir_abs_path: work_directory_abs_paths
895 .into_iter()
896 .zip(checkpoints)
897 .collect(),
898 })
899 })
900 }
901
902 pub fn restore_checkpoint(
903 &self,
904 checkpoint: GitStoreCheckpoint,
905 cx: &mut App,
906 ) -> Task<Result<()>> {
907 let repositories_by_work_dir_abs_path = self
908 .repositories
909 .values()
910 .map(|repo| (repo.read(cx).snapshot.work_directory_abs_path.clone(), repo))
911 .collect::<HashMap<_, _>>();
912
913 let mut tasks = Vec::new();
914 for (work_dir_abs_path, checkpoint) in checkpoint.checkpoints_by_work_dir_abs_path {
915 if let Some(repository) = repositories_by_work_dir_abs_path.get(&work_dir_abs_path) {
916 let restore = repository.update(cx, |repository, _| {
917 repository.restore_checkpoint(checkpoint)
918 });
919 tasks.push(async move { restore.await? });
920 }
921 }
922 cx.background_spawn(async move {
923 future::try_join_all(tasks).await?;
924 Ok(())
925 })
926 }
927
928 /// Compares two checkpoints, returning true if they are equal.
929 pub fn compare_checkpoints(
930 &self,
931 left: GitStoreCheckpoint,
932 mut right: GitStoreCheckpoint,
933 cx: &mut App,
934 ) -> Task<Result<bool>> {
935 let repositories_by_work_dir_abs_path = self
936 .repositories
937 .values()
938 .map(|repo| (repo.read(cx).snapshot.work_directory_abs_path.clone(), repo))
939 .collect::<HashMap<_, _>>();
940
941 let mut tasks = Vec::new();
942 for (work_dir_abs_path, left_checkpoint) in left.checkpoints_by_work_dir_abs_path {
943 if let Some(right_checkpoint) = right
944 .checkpoints_by_work_dir_abs_path
945 .remove(&work_dir_abs_path)
946 {
947 if let Some(repository) = repositories_by_work_dir_abs_path.get(&work_dir_abs_path)
948 {
949 let compare = repository.update(cx, |repository, _| {
950 repository.compare_checkpoints(left_checkpoint, right_checkpoint)
951 });
952
953 tasks.push(async move { compare.await? });
954 }
955 } else {
956 return Task::ready(Ok(false));
957 }
958 }
959 cx.background_spawn(async move {
960 Ok(future::try_join_all(tasks)
961 .await?
962 .into_iter()
963 .all(|result| result))
964 })
965 }
966
967 /// Blames a buffer.
968 pub fn blame_buffer(
969 &self,
970 buffer: &Entity<Buffer>,
971 version: Option<clock::Global>,
972 cx: &mut App,
973 ) -> Task<Result<Option<Blame>>> {
974 let buffer = buffer.read(cx);
975 let Some((repo, repo_path)) =
976 self.repository_and_path_for_buffer_id(buffer.remote_id(), cx)
977 else {
978 return Task::ready(Err(anyhow!("failed to find a git repository for buffer")));
979 };
980 let content = match &version {
981 Some(version) => buffer.rope_for_version(version),
982 None => buffer.as_rope().clone(),
983 };
984 let version = version.unwrap_or(buffer.version());
985 let buffer_id = buffer.remote_id();
986
987 let rx = repo.update(cx, |repo, _| {
988 repo.send_job(None, move |state, _| async move {
989 match state {
990 RepositoryState::Local { backend, .. } => backend
991 .blame(repo_path.clone(), content)
992 .await
993 .with_context(|| format!("Failed to blame {:?}", repo_path.0))
994 .map(Some),
995 RepositoryState::Remote { project_id, client } => {
996 let response = client
997 .request(proto::BlameBuffer {
998 project_id: project_id.to_proto(),
999 buffer_id: buffer_id.into(),
1000 version: serialize_version(&version),
1001 })
1002 .await?;
1003 Ok(deserialize_blame_buffer_response(response))
1004 }
1005 }
1006 })
1007 });
1008
1009 cx.spawn(|_: &mut AsyncApp| async move { rx.await? })
1010 }
1011
1012 pub fn get_permalink_to_line(
1013 &self,
1014 buffer: &Entity<Buffer>,
1015 selection: Range<u32>,
1016 cx: &mut App,
1017 ) -> Task<Result<url::Url>> {
1018 let Some(file) = File::from_dyn(buffer.read(cx).file()) else {
1019 return Task::ready(Err(anyhow!("buffer has no file")));
1020 };
1021
1022 let Some((repo, repo_path)) = self.repository_and_path_for_project_path(
1023 &(file.worktree.read(cx).id(), file.path.clone()).into(),
1024 cx,
1025 ) else {
1026 // If we're not in a Git repo, check whether this is a Rust source
1027 // file in the Cargo registry (presumably opened with go-to-definition
1028 // from a normal Rust file). If so, we can put together a permalink
1029 // using crate metadata.
1030 if buffer
1031 .read(cx)
1032 .language()
1033 .is_none_or(|lang| lang.name() != "Rust".into())
1034 {
1035 return Task::ready(Err(anyhow!("no permalink available")));
1036 }
1037 let file_path = file.worktree.read(cx).absolutize(&file.path);
1038 return cx.spawn(async move |cx| {
1039 let provider_registry = cx.update(GitHostingProviderRegistry::default_global)?;
1040 get_permalink_in_rust_registry_src(provider_registry, file_path, selection)
1041 .context("no permalink available")
1042 });
1043 };
1044
1045 let buffer_id = buffer.read(cx).remote_id();
1046 let branch = repo.read(cx).branch.clone();
1047 let remote = branch
1048 .as_ref()
1049 .and_then(|b| b.upstream.as_ref())
1050 .and_then(|b| b.remote_name())
1051 .unwrap_or("origin")
1052 .to_string();
1053
1054 let rx = repo.update(cx, |repo, _| {
1055 repo.send_job(None, move |state, cx| async move {
1056 match state {
1057 RepositoryState::Local { backend, .. } => {
1058 let origin_url = backend
1059 .remote_url(&remote)
1060 .with_context(|| format!("remote \"{remote}\" not found"))?;
1061
1062 let sha = backend.head_sha().await.context("reading HEAD SHA")?;
1063
1064 let provider_registry =
1065 cx.update(GitHostingProviderRegistry::default_global)?;
1066
1067 let (provider, remote) =
1068 parse_git_remote_url(provider_registry, &origin_url)
1069 .context("parsing Git remote URL")?;
1070
1071 Ok(provider.build_permalink(
1072 remote,
1073 BuildPermalinkParams::new(&sha, &repo_path, Some(selection)),
1074 ))
1075 }
1076 RepositoryState::Remote { project_id, client } => {
1077 let response = client
1078 .request(proto::GetPermalinkToLine {
1079 project_id: project_id.to_proto(),
1080 buffer_id: buffer_id.into(),
1081 selection: Some(proto::Range {
1082 start: selection.start as u64,
1083 end: selection.end as u64,
1084 }),
1085 })
1086 .await?;
1087
1088 url::Url::parse(&response.permalink).context("failed to parse permalink")
1089 }
1090 }
1091 })
1092 });
1093 cx.spawn(|_: &mut AsyncApp| async move { rx.await? })
1094 }
1095
1096 fn downstream_client(&self) -> Option<(AnyProtoClient, ProjectId)> {
1097 match &self.state {
1098 GitStoreState::Local {
1099 downstream: downstream_client,
1100 ..
1101 } => downstream_client
1102 .as_ref()
1103 .map(|state| (state.client.clone(), state.project_id)),
1104 GitStoreState::Remote {
1105 downstream: downstream_client,
1106 ..
1107 } => downstream_client.clone(),
1108 }
1109 }
1110
1111 fn upstream_client(&self) -> Option<AnyProtoClient> {
1112 match &self.state {
1113 GitStoreState::Local { .. } => None,
1114 GitStoreState::Remote {
1115 upstream_client, ..
1116 } => Some(upstream_client.clone()),
1117 }
1118 }
1119
1120 fn on_worktree_store_event(
1121 &mut self,
1122 worktree_store: Entity<WorktreeStore>,
1123 event: &WorktreeStoreEvent,
1124 cx: &mut Context<Self>,
1125 ) {
1126 let GitStoreState::Local {
1127 project_environment,
1128 downstream,
1129 next_repository_id,
1130 fs,
1131 } = &self.state
1132 else {
1133 return;
1134 };
1135
1136 match event {
1137 WorktreeStoreEvent::WorktreeUpdatedEntries(worktree_id, updated_entries) => {
1138 if let Some(worktree) = self
1139 .worktree_store
1140 .read(cx)
1141 .worktree_for_id(*worktree_id, cx)
1142 {
1143 let paths_by_git_repo =
1144 self.process_updated_entries(&worktree, updated_entries, cx);
1145 let downstream = downstream
1146 .as_ref()
1147 .map(|downstream| downstream.updates_tx.clone());
1148 cx.spawn(async move |_, cx| {
1149 let paths_by_git_repo = paths_by_git_repo.await;
1150 for (repo, paths) in paths_by_git_repo {
1151 repo.update(cx, |repo, cx| {
1152 repo.paths_changed(paths, downstream.clone(), cx);
1153 })
1154 .ok();
1155 }
1156 })
1157 .detach();
1158 }
1159 }
1160 WorktreeStoreEvent::WorktreeUpdatedGitRepositories(worktree_id, changed_repos) => {
1161 let Some(worktree) = worktree_store.read(cx).worktree_for_id(*worktree_id, cx)
1162 else {
1163 return;
1164 };
1165 if !worktree.read(cx).is_visible() {
1166 log::debug!(
1167 "not adding repositories for local worktree {:?} because it's not visible",
1168 worktree.read(cx).abs_path()
1169 );
1170 return;
1171 }
1172 self.update_repositories_from_worktree(
1173 *worktree_id,
1174 project_environment.clone(),
1175 next_repository_id.clone(),
1176 downstream
1177 .as_ref()
1178 .map(|downstream| downstream.updates_tx.clone()),
1179 changed_repos.clone(),
1180 fs.clone(),
1181 cx,
1182 );
1183 self.local_worktree_git_repos_changed(worktree, changed_repos, cx);
1184 }
1185 WorktreeStoreEvent::WorktreeRemoved(_entity_id, worktree_id) => {
1186 let repos_without_worktree: Vec<RepositoryId> = self
1187 .worktree_ids
1188 .iter_mut()
1189 .filter_map(|(repo_id, worktree_ids)| {
1190 worktree_ids.remove(worktree_id);
1191 if worktree_ids.is_empty() {
1192 Some(*repo_id)
1193 } else {
1194 None
1195 }
1196 })
1197 .collect();
1198 let is_active_repo_removed = repos_without_worktree
1199 .iter()
1200 .any(|repo_id| self.active_repo_id == Some(*repo_id));
1201
1202 for repo_id in repos_without_worktree {
1203 self.repositories.remove(&repo_id);
1204 self.worktree_ids.remove(&repo_id);
1205 if let Some(updates_tx) =
1206 downstream.as_ref().map(|downstream| &downstream.updates_tx)
1207 {
1208 updates_tx
1209 .unbounded_send(DownstreamUpdate::RemoveRepository(repo_id))
1210 .ok();
1211 }
1212 }
1213
1214 if is_active_repo_removed {
1215 if let Some((&repo_id, _)) = self.repositories.iter().next() {
1216 self.active_repo_id = Some(repo_id);
1217 cx.emit(GitStoreEvent::ActiveRepositoryChanged(Some(repo_id)));
1218 } else {
1219 self.active_repo_id = None;
1220 cx.emit(GitStoreEvent::ActiveRepositoryChanged(None));
1221 }
1222 }
1223 }
1224 _ => {}
1225 }
1226 }
1227 fn on_repository_event(
1228 &mut self,
1229 repo: Entity<Repository>,
1230 event: &RepositoryEvent,
1231 cx: &mut Context<Self>,
1232 ) {
1233 let id = repo.read(cx).id;
1234 let repo_snapshot = repo.read(cx).snapshot.clone();
1235 for (buffer_id, diff) in self.diffs.iter() {
1236 if let Some((buffer_repo, repo_path)) =
1237 self.repository_and_path_for_buffer_id(*buffer_id, cx)
1238 && buffer_repo == repo
1239 {
1240 diff.update(cx, |diff, cx| {
1241 if let Some(conflict_set) = &diff.conflict_set {
1242 let conflict_status_changed =
1243 conflict_set.update(cx, |conflict_set, cx| {
1244 let has_conflict = repo_snapshot.has_conflict(&repo_path);
1245 conflict_set.set_has_conflict(has_conflict, cx)
1246 })?;
1247 if conflict_status_changed {
1248 let buffer_store = self.buffer_store.read(cx);
1249 if let Some(buffer) = buffer_store.get(*buffer_id) {
1250 let _ = diff
1251 .reparse_conflict_markers(buffer.read(cx).text_snapshot(), cx);
1252 }
1253 }
1254 }
1255 anyhow::Ok(())
1256 })
1257 .ok();
1258 }
1259 }
1260 cx.emit(GitStoreEvent::RepositoryUpdated(
1261 id,
1262 event.clone(),
1263 self.active_repo_id == Some(id),
1264 ))
1265 }
1266
1267 fn on_jobs_updated(&mut self, _: Entity<Repository>, _: &JobsUpdated, cx: &mut Context<Self>) {
1268 cx.emit(GitStoreEvent::JobsUpdated)
1269 }
1270
1271 /// Update our list of repositories and schedule git scans in response to a notification from a worktree,
1272 fn update_repositories_from_worktree(
1273 &mut self,
1274 worktree_id: WorktreeId,
1275 project_environment: Entity<ProjectEnvironment>,
1276 next_repository_id: Arc<AtomicU64>,
1277 updates_tx: Option<mpsc::UnboundedSender<DownstreamUpdate>>,
1278 updated_git_repositories: UpdatedGitRepositoriesSet,
1279 fs: Arc<dyn Fs>,
1280 cx: &mut Context<Self>,
1281 ) {
1282 let mut removed_ids = Vec::new();
1283 for update in updated_git_repositories.iter() {
1284 if let Some((id, existing)) = self.repositories.iter().find(|(_, repo)| {
1285 let existing_work_directory_abs_path =
1286 repo.read(cx).work_directory_abs_path.clone();
1287 Some(&existing_work_directory_abs_path)
1288 == update.old_work_directory_abs_path.as_ref()
1289 || Some(&existing_work_directory_abs_path)
1290 == update.new_work_directory_abs_path.as_ref()
1291 }) {
1292 let repo_id = *id;
1293 if let Some(new_work_directory_abs_path) =
1294 update.new_work_directory_abs_path.clone()
1295 {
1296 self.worktree_ids
1297 .entry(repo_id)
1298 .or_insert_with(HashSet::new)
1299 .insert(worktree_id);
1300 existing.update(cx, |existing, cx| {
1301 existing.snapshot.work_directory_abs_path = new_work_directory_abs_path;
1302 existing.schedule_scan(updates_tx.clone(), cx);
1303 });
1304 } else {
1305 if let Some(worktree_ids) = self.worktree_ids.get_mut(&repo_id) {
1306 worktree_ids.remove(&worktree_id);
1307 if worktree_ids.is_empty() {
1308 removed_ids.push(repo_id);
1309 }
1310 }
1311 }
1312 } else if let UpdatedGitRepository {
1313 new_work_directory_abs_path: Some(work_directory_abs_path),
1314 dot_git_abs_path: Some(dot_git_abs_path),
1315 repository_dir_abs_path: Some(repository_dir_abs_path),
1316 common_dir_abs_path: Some(common_dir_abs_path),
1317 ..
1318 } = update
1319 {
1320 let id = RepositoryId(next_repository_id.fetch_add(1, atomic::Ordering::Release));
1321 let git_store = cx.weak_entity();
1322 let repo = cx.new(|cx| {
1323 let mut repo = Repository::local(
1324 id,
1325 work_directory_abs_path.clone(),
1326 dot_git_abs_path.clone(),
1327 repository_dir_abs_path.clone(),
1328 common_dir_abs_path.clone(),
1329 project_environment.downgrade(),
1330 fs.clone(),
1331 git_store,
1332 cx,
1333 );
1334 if let Some(updates_tx) = updates_tx.as_ref() {
1335 // trigger an empty `UpdateRepository` to ensure remote active_repo_id is set correctly
1336 updates_tx
1337 .unbounded_send(DownstreamUpdate::UpdateRepository(repo.snapshot()))
1338 .ok();
1339 }
1340 repo.schedule_scan(updates_tx.clone(), cx);
1341 repo
1342 });
1343 self._subscriptions
1344 .push(cx.subscribe(&repo, Self::on_repository_event));
1345 self._subscriptions
1346 .push(cx.subscribe(&repo, Self::on_jobs_updated));
1347 self.repositories.insert(id, repo);
1348 self.worktree_ids.insert(id, HashSet::from([worktree_id]));
1349 cx.emit(GitStoreEvent::RepositoryAdded);
1350 self.active_repo_id.get_or_insert_with(|| {
1351 cx.emit(GitStoreEvent::ActiveRepositoryChanged(Some(id)));
1352 id
1353 });
1354 }
1355 }
1356
1357 for id in removed_ids {
1358 if self.active_repo_id == Some(id) {
1359 self.active_repo_id = None;
1360 cx.emit(GitStoreEvent::ActiveRepositoryChanged(None));
1361 }
1362 self.repositories.remove(&id);
1363 if let Some(updates_tx) = updates_tx.as_ref() {
1364 updates_tx
1365 .unbounded_send(DownstreamUpdate::RemoveRepository(id))
1366 .ok();
1367 }
1368 }
1369 }
1370
1371 fn on_buffer_store_event(
1372 &mut self,
1373 _: Entity<BufferStore>,
1374 event: &BufferStoreEvent,
1375 cx: &mut Context<Self>,
1376 ) {
1377 match event {
1378 BufferStoreEvent::BufferAdded(buffer) => {
1379 cx.subscribe(buffer, |this, buffer, event, cx| {
1380 if let BufferEvent::LanguageChanged = event {
1381 let buffer_id = buffer.read(cx).remote_id();
1382 if let Some(diff_state) = this.diffs.get(&buffer_id) {
1383 diff_state.update(cx, |diff_state, cx| {
1384 diff_state.buffer_language_changed(buffer, cx);
1385 });
1386 }
1387 }
1388 })
1389 .detach();
1390 }
1391 BufferStoreEvent::SharedBufferClosed(peer_id, buffer_id) => {
1392 if let Some(diffs) = self.shared_diffs.get_mut(peer_id) {
1393 diffs.remove(buffer_id);
1394 }
1395 }
1396 BufferStoreEvent::BufferDropped(buffer_id) => {
1397 self.diffs.remove(buffer_id);
1398 for diffs in self.shared_diffs.values_mut() {
1399 diffs.remove(buffer_id);
1400 }
1401 }
1402
1403 _ => {}
1404 }
1405 }
1406
1407 pub fn recalculate_buffer_diffs(
1408 &mut self,
1409 buffers: Vec<Entity<Buffer>>,
1410 cx: &mut Context<Self>,
1411 ) -> impl Future<Output = ()> + use<> {
1412 let mut futures = Vec::new();
1413 for buffer in buffers {
1414 if let Some(diff_state) = self.diffs.get_mut(&buffer.read(cx).remote_id()) {
1415 let buffer = buffer.read(cx).text_snapshot();
1416 diff_state.update(cx, |diff_state, cx| {
1417 diff_state.recalculate_diffs(buffer.clone(), cx);
1418 futures.extend(diff_state.wait_for_recalculation().map(FutureExt::boxed));
1419 });
1420 futures.push(diff_state.update(cx, |diff_state, cx| {
1421 diff_state
1422 .reparse_conflict_markers(buffer, cx)
1423 .map(|_| {})
1424 .boxed()
1425 }));
1426 }
1427 }
1428 async move {
1429 futures::future::join_all(futures).await;
1430 }
1431 }
1432
1433 fn on_buffer_diff_event(
1434 &mut self,
1435 diff: Entity<buffer_diff::BufferDiff>,
1436 event: &BufferDiffEvent,
1437 cx: &mut Context<Self>,
1438 ) {
1439 if let BufferDiffEvent::HunksStagedOrUnstaged(new_index_text) = event {
1440 let buffer_id = diff.read(cx).buffer_id;
1441 if let Some(diff_state) = self.diffs.get(&buffer_id) {
1442 let hunk_staging_operation_count = diff_state.update(cx, |diff_state, _| {
1443 diff_state.hunk_staging_operation_count += 1;
1444 diff_state.hunk_staging_operation_count
1445 });
1446 if let Some((repo, path)) = self.repository_and_path_for_buffer_id(buffer_id, cx) {
1447 let recv = repo.update(cx, |repo, cx| {
1448 log::debug!("hunks changed for {}", path.as_unix_str());
1449 repo.spawn_set_index_text_job(
1450 path,
1451 new_index_text.as_ref().map(|rope| rope.to_string()),
1452 Some(hunk_staging_operation_count),
1453 cx,
1454 )
1455 });
1456 let diff = diff.downgrade();
1457 cx.spawn(async move |this, cx| {
1458 if let Ok(Err(error)) = cx.background_spawn(recv).await {
1459 diff.update(cx, |diff, cx| {
1460 diff.clear_pending_hunks(cx);
1461 })
1462 .ok();
1463 this.update(cx, |_, cx| cx.emit(GitStoreEvent::IndexWriteError(error)))
1464 .ok();
1465 }
1466 })
1467 .detach();
1468 }
1469 }
1470 }
1471 }
1472
1473 fn local_worktree_git_repos_changed(
1474 &mut self,
1475 worktree: Entity<Worktree>,
1476 changed_repos: &UpdatedGitRepositoriesSet,
1477 cx: &mut Context<Self>,
1478 ) {
1479 log::debug!("local worktree repos changed");
1480 debug_assert!(worktree.read(cx).is_local());
1481
1482 for repository in self.repositories.values() {
1483 repository.update(cx, |repository, cx| {
1484 let repo_abs_path = &repository.work_directory_abs_path;
1485 if changed_repos.iter().any(|update| {
1486 update.old_work_directory_abs_path.as_ref() == Some(repo_abs_path)
1487 || update.new_work_directory_abs_path.as_ref() == Some(repo_abs_path)
1488 }) {
1489 repository.reload_buffer_diff_bases(cx);
1490 }
1491 });
1492 }
1493 }
1494
1495 pub fn repositories(&self) -> &HashMap<RepositoryId, Entity<Repository>> {
1496 &self.repositories
1497 }
1498
1499 pub fn status_for_buffer_id(&self, buffer_id: BufferId, cx: &App) -> Option<FileStatus> {
1500 let (repo, path) = self.repository_and_path_for_buffer_id(buffer_id, cx)?;
1501 let status = repo.read(cx).snapshot.status_for_path(&path)?;
1502 Some(status.status)
1503 }
1504
1505 pub fn repository_and_path_for_buffer_id(
1506 &self,
1507 buffer_id: BufferId,
1508 cx: &App,
1509 ) -> Option<(Entity<Repository>, RepoPath)> {
1510 let buffer = self.buffer_store.read(cx).get(buffer_id)?;
1511 let project_path = buffer.read(cx).project_path(cx)?;
1512 self.repository_and_path_for_project_path(&project_path, cx)
1513 }
1514
1515 pub fn repository_and_path_for_project_path(
1516 &self,
1517 path: &ProjectPath,
1518 cx: &App,
1519 ) -> Option<(Entity<Repository>, RepoPath)> {
1520 let abs_path = self.worktree_store.read(cx).absolutize(path, cx)?;
1521 self.repositories
1522 .values()
1523 .filter_map(|repo| {
1524 let repo_path = repo.read(cx).abs_path_to_repo_path(&abs_path)?;
1525 Some((repo.clone(), repo_path))
1526 })
1527 .max_by_key(|(repo, _)| repo.read(cx).work_directory_abs_path.clone())
1528 }
1529
1530 pub fn git_init(
1531 &self,
1532 path: Arc<Path>,
1533 fallback_branch_name: String,
1534 cx: &App,
1535 ) -> Task<Result<()>> {
1536 match &self.state {
1537 GitStoreState::Local { fs, .. } => {
1538 let fs = fs.clone();
1539 cx.background_executor()
1540 .spawn(async move { fs.git_init(&path, fallback_branch_name).await })
1541 }
1542 GitStoreState::Remote {
1543 upstream_client,
1544 upstream_project_id: project_id,
1545 ..
1546 } => {
1547 let client = upstream_client.clone();
1548 let project_id = *project_id;
1549 cx.background_executor().spawn(async move {
1550 client
1551 .request(proto::GitInit {
1552 project_id: project_id,
1553 abs_path: path.to_string_lossy().into_owned(),
1554 fallback_branch_name,
1555 })
1556 .await?;
1557 Ok(())
1558 })
1559 }
1560 }
1561 }
1562
1563 pub fn git_clone(
1564 &self,
1565 repo: String,
1566 path: impl Into<Arc<std::path::Path>>,
1567 cx: &App,
1568 ) -> Task<Result<()>> {
1569 let path = path.into();
1570 match &self.state {
1571 GitStoreState::Local { fs, .. } => {
1572 let fs = fs.clone();
1573 cx.background_executor()
1574 .spawn(async move { fs.git_clone(&repo, &path).await })
1575 }
1576 GitStoreState::Remote {
1577 upstream_client,
1578 upstream_project_id,
1579 ..
1580 } => {
1581 if upstream_client.is_via_collab() {
1582 return Task::ready(Err(anyhow!(
1583 "Git Clone isn't supported for project guests"
1584 )));
1585 }
1586 let request = upstream_client.request(proto::GitClone {
1587 project_id: *upstream_project_id,
1588 abs_path: path.to_string_lossy().into_owned(),
1589 remote_repo: repo,
1590 });
1591
1592 cx.background_spawn(async move {
1593 let result = request.await?;
1594
1595 match result.success {
1596 true => Ok(()),
1597 false => Err(anyhow!("Git Clone failed")),
1598 }
1599 })
1600 }
1601 }
1602 }
1603
1604 async fn handle_update_repository(
1605 this: Entity<Self>,
1606 envelope: TypedEnvelope<proto::UpdateRepository>,
1607 mut cx: AsyncApp,
1608 ) -> Result<()> {
1609 this.update(&mut cx, |this, cx| {
1610 let path_style = this.worktree_store.read(cx).path_style();
1611 let mut update = envelope.payload;
1612
1613 let id = RepositoryId::from_proto(update.id);
1614 let client = this.upstream_client().context("no upstream client")?;
1615
1616 let mut repo_subscription = None;
1617 let repo = this.repositories.entry(id).or_insert_with(|| {
1618 let git_store = cx.weak_entity();
1619 let repo = cx.new(|cx| {
1620 Repository::remote(
1621 id,
1622 Path::new(&update.abs_path).into(),
1623 path_style,
1624 ProjectId(update.project_id),
1625 client,
1626 git_store,
1627 cx,
1628 )
1629 });
1630 repo_subscription = Some(cx.subscribe(&repo, Self::on_repository_event));
1631 cx.emit(GitStoreEvent::RepositoryAdded);
1632 repo
1633 });
1634 this._subscriptions.extend(repo_subscription);
1635
1636 repo.update(cx, {
1637 let update = update.clone();
1638 |repo, cx| repo.apply_remote_update(update, cx)
1639 })?;
1640
1641 this.active_repo_id.get_or_insert_with(|| {
1642 cx.emit(GitStoreEvent::ActiveRepositoryChanged(Some(id)));
1643 id
1644 });
1645
1646 if let Some((client, project_id)) = this.downstream_client() {
1647 update.project_id = project_id.to_proto();
1648 client.send(update).log_err();
1649 }
1650 Ok(())
1651 })?
1652 }
1653
1654 async fn handle_remove_repository(
1655 this: Entity<Self>,
1656 envelope: TypedEnvelope<proto::RemoveRepository>,
1657 mut cx: AsyncApp,
1658 ) -> Result<()> {
1659 this.update(&mut cx, |this, cx| {
1660 let mut update = envelope.payload;
1661 let id = RepositoryId::from_proto(update.id);
1662 this.repositories.remove(&id);
1663 if let Some((client, project_id)) = this.downstream_client() {
1664 update.project_id = project_id.to_proto();
1665 client.send(update).log_err();
1666 }
1667 if this.active_repo_id == Some(id) {
1668 this.active_repo_id = None;
1669 cx.emit(GitStoreEvent::ActiveRepositoryChanged(None));
1670 }
1671 cx.emit(GitStoreEvent::RepositoryRemoved(id));
1672 })
1673 }
1674
1675 async fn handle_git_init(
1676 this: Entity<Self>,
1677 envelope: TypedEnvelope<proto::GitInit>,
1678 cx: AsyncApp,
1679 ) -> Result<proto::Ack> {
1680 let path: Arc<Path> = PathBuf::from(envelope.payload.abs_path).into();
1681 let name = envelope.payload.fallback_branch_name;
1682 cx.update(|cx| this.read(cx).git_init(path, name, cx))?
1683 .await?;
1684
1685 Ok(proto::Ack {})
1686 }
1687
1688 async fn handle_git_clone(
1689 this: Entity<Self>,
1690 envelope: TypedEnvelope<proto::GitClone>,
1691 cx: AsyncApp,
1692 ) -> Result<proto::GitCloneResponse> {
1693 let path: Arc<Path> = PathBuf::from(envelope.payload.abs_path).into();
1694 let repo_name = envelope.payload.remote_repo;
1695 let result = cx
1696 .update(|cx| this.read(cx).git_clone(repo_name, path, cx))?
1697 .await;
1698
1699 Ok(proto::GitCloneResponse {
1700 success: result.is_ok(),
1701 })
1702 }
1703
1704 async fn handle_fetch(
1705 this: Entity<Self>,
1706 envelope: TypedEnvelope<proto::Fetch>,
1707 mut cx: AsyncApp,
1708 ) -> Result<proto::RemoteMessageResponse> {
1709 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
1710 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
1711 let fetch_options = FetchOptions::from_proto(envelope.payload.remote);
1712 let askpass_id = envelope.payload.askpass_id;
1713
1714 let askpass = make_remote_delegate(
1715 this,
1716 envelope.payload.project_id,
1717 repository_id,
1718 askpass_id,
1719 &mut cx,
1720 );
1721
1722 let remote_output = repository_handle
1723 .update(&mut cx, |repository_handle, cx| {
1724 repository_handle.fetch(fetch_options, askpass, cx)
1725 })?
1726 .await??;
1727
1728 Ok(proto::RemoteMessageResponse {
1729 stdout: remote_output.stdout,
1730 stderr: remote_output.stderr,
1731 })
1732 }
1733
1734 async fn handle_push(
1735 this: Entity<Self>,
1736 envelope: TypedEnvelope<proto::Push>,
1737 mut cx: AsyncApp,
1738 ) -> Result<proto::RemoteMessageResponse> {
1739 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
1740 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
1741
1742 let askpass_id = envelope.payload.askpass_id;
1743 let askpass = make_remote_delegate(
1744 this,
1745 envelope.payload.project_id,
1746 repository_id,
1747 askpass_id,
1748 &mut cx,
1749 );
1750
1751 let options = envelope
1752 .payload
1753 .options
1754 .as_ref()
1755 .map(|_| match envelope.payload.options() {
1756 proto::push::PushOptions::SetUpstream => git::repository::PushOptions::SetUpstream,
1757 proto::push::PushOptions::Force => git::repository::PushOptions::Force,
1758 });
1759
1760 let branch_name = envelope.payload.branch_name.into();
1761 let remote_name = envelope.payload.remote_name.into();
1762
1763 let remote_output = repository_handle
1764 .update(&mut cx, |repository_handle, cx| {
1765 repository_handle.push(branch_name, remote_name, options, askpass, cx)
1766 })?
1767 .await??;
1768 Ok(proto::RemoteMessageResponse {
1769 stdout: remote_output.stdout,
1770 stderr: remote_output.stderr,
1771 })
1772 }
1773
1774 async fn handle_pull(
1775 this: Entity<Self>,
1776 envelope: TypedEnvelope<proto::Pull>,
1777 mut cx: AsyncApp,
1778 ) -> Result<proto::RemoteMessageResponse> {
1779 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
1780 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
1781 let askpass_id = envelope.payload.askpass_id;
1782 let askpass = make_remote_delegate(
1783 this,
1784 envelope.payload.project_id,
1785 repository_id,
1786 askpass_id,
1787 &mut cx,
1788 );
1789
1790 let branch_name = envelope.payload.branch_name.map(|name| name.into());
1791 let remote_name = envelope.payload.remote_name.into();
1792 let rebase = envelope.payload.rebase;
1793
1794 let remote_message = repository_handle
1795 .update(&mut cx, |repository_handle, cx| {
1796 repository_handle.pull(branch_name, remote_name, rebase, askpass, cx)
1797 })?
1798 .await??;
1799
1800 Ok(proto::RemoteMessageResponse {
1801 stdout: remote_message.stdout,
1802 stderr: remote_message.stderr,
1803 })
1804 }
1805
1806 async fn handle_stage(
1807 this: Entity<Self>,
1808 envelope: TypedEnvelope<proto::Stage>,
1809 mut cx: AsyncApp,
1810 ) -> Result<proto::Ack> {
1811 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
1812 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
1813
1814 let entries = envelope
1815 .payload
1816 .paths
1817 .into_iter()
1818 .map(|path| RepoPath::new(&path))
1819 .collect::<Result<Vec<_>>>()?;
1820
1821 repository_handle
1822 .update(&mut cx, |repository_handle, cx| {
1823 repository_handle.stage_entries(entries, cx)
1824 })?
1825 .await?;
1826 Ok(proto::Ack {})
1827 }
1828
1829 async fn handle_unstage(
1830 this: Entity<Self>,
1831 envelope: TypedEnvelope<proto::Unstage>,
1832 mut cx: AsyncApp,
1833 ) -> Result<proto::Ack> {
1834 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
1835 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
1836
1837 let entries = envelope
1838 .payload
1839 .paths
1840 .into_iter()
1841 .map(|path| RepoPath::new(&path))
1842 .collect::<Result<Vec<_>>>()?;
1843
1844 repository_handle
1845 .update(&mut cx, |repository_handle, cx| {
1846 repository_handle.unstage_entries(entries, cx)
1847 })?
1848 .await?;
1849
1850 Ok(proto::Ack {})
1851 }
1852
1853 async fn handle_stash(
1854 this: Entity<Self>,
1855 envelope: TypedEnvelope<proto::Stash>,
1856 mut cx: AsyncApp,
1857 ) -> Result<proto::Ack> {
1858 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
1859 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
1860
1861 let entries = envelope
1862 .payload
1863 .paths
1864 .into_iter()
1865 .map(|path| RepoPath::new(&path))
1866 .collect::<Result<Vec<_>>>()?;
1867
1868 repository_handle
1869 .update(&mut cx, |repository_handle, cx| {
1870 repository_handle.stash_entries(entries, cx)
1871 })?
1872 .await?;
1873
1874 Ok(proto::Ack {})
1875 }
1876
1877 async fn handle_stash_pop(
1878 this: Entity<Self>,
1879 envelope: TypedEnvelope<proto::StashPop>,
1880 mut cx: AsyncApp,
1881 ) -> Result<proto::Ack> {
1882 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
1883 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
1884 let stash_index = envelope.payload.stash_index.map(|i| i as usize);
1885
1886 repository_handle
1887 .update(&mut cx, |repository_handle, cx| {
1888 repository_handle.stash_pop(stash_index, cx)
1889 })?
1890 .await?;
1891
1892 Ok(proto::Ack {})
1893 }
1894
1895 async fn handle_stash_apply(
1896 this: Entity<Self>,
1897 envelope: TypedEnvelope<proto::StashApply>,
1898 mut cx: AsyncApp,
1899 ) -> Result<proto::Ack> {
1900 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
1901 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
1902 let stash_index = envelope.payload.stash_index.map(|i| i as usize);
1903
1904 repository_handle
1905 .update(&mut cx, |repository_handle, cx| {
1906 repository_handle.stash_apply(stash_index, cx)
1907 })?
1908 .await?;
1909
1910 Ok(proto::Ack {})
1911 }
1912
1913 async fn handle_stash_drop(
1914 this: Entity<Self>,
1915 envelope: TypedEnvelope<proto::StashDrop>,
1916 mut cx: AsyncApp,
1917 ) -> Result<proto::Ack> {
1918 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
1919 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
1920 let stash_index = envelope.payload.stash_index.map(|i| i as usize);
1921
1922 repository_handle
1923 .update(&mut cx, |repository_handle, cx| {
1924 repository_handle.stash_drop(stash_index, cx)
1925 })?
1926 .await??;
1927
1928 Ok(proto::Ack {})
1929 }
1930
1931 async fn handle_set_index_text(
1932 this: Entity<Self>,
1933 envelope: TypedEnvelope<proto::SetIndexText>,
1934 mut cx: AsyncApp,
1935 ) -> Result<proto::Ack> {
1936 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
1937 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
1938 let repo_path = RepoPath::from_proto(&envelope.payload.path)?;
1939
1940 repository_handle
1941 .update(&mut cx, |repository_handle, cx| {
1942 repository_handle.spawn_set_index_text_job(
1943 repo_path,
1944 envelope.payload.text,
1945 None,
1946 cx,
1947 )
1948 })?
1949 .await??;
1950 Ok(proto::Ack {})
1951 }
1952
1953 async fn handle_commit(
1954 this: Entity<Self>,
1955 envelope: TypedEnvelope<proto::Commit>,
1956 mut cx: AsyncApp,
1957 ) -> Result<proto::Ack> {
1958 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
1959 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
1960
1961 let message = SharedString::from(envelope.payload.message);
1962 let name = envelope.payload.name.map(SharedString::from);
1963 let email = envelope.payload.email.map(SharedString::from);
1964 let options = envelope.payload.options.unwrap_or_default();
1965
1966 repository_handle
1967 .update(&mut cx, |repository_handle, cx| {
1968 repository_handle.commit(
1969 message,
1970 name.zip(email),
1971 CommitOptions {
1972 amend: options.amend,
1973 signoff: options.signoff,
1974 },
1975 cx,
1976 )
1977 })?
1978 .await??;
1979 Ok(proto::Ack {})
1980 }
1981
1982 async fn handle_get_remotes(
1983 this: Entity<Self>,
1984 envelope: TypedEnvelope<proto::GetRemotes>,
1985 mut cx: AsyncApp,
1986 ) -> Result<proto::GetRemotesResponse> {
1987 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
1988 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
1989
1990 let branch_name = envelope.payload.branch_name;
1991
1992 let remotes = repository_handle
1993 .update(&mut cx, |repository_handle, _| {
1994 repository_handle.get_remotes(branch_name)
1995 })?
1996 .await??;
1997
1998 Ok(proto::GetRemotesResponse {
1999 remotes: remotes
2000 .into_iter()
2001 .map(|remotes| proto::get_remotes_response::Remote {
2002 name: remotes.name.to_string(),
2003 })
2004 .collect::<Vec<_>>(),
2005 })
2006 }
2007
2008 async fn handle_get_worktrees(
2009 this: Entity<Self>,
2010 envelope: TypedEnvelope<proto::GitGetWorktrees>,
2011 mut cx: AsyncApp,
2012 ) -> Result<proto::GitWorktreesResponse> {
2013 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2014 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
2015
2016 let worktrees = repository_handle
2017 .update(&mut cx, |repository_handle, _| {
2018 repository_handle.worktrees()
2019 })?
2020 .await??;
2021
2022 Ok(proto::GitWorktreesResponse {
2023 worktrees: worktrees
2024 .into_iter()
2025 .map(|worktree| worktree_to_proto(&worktree))
2026 .collect::<Vec<_>>(),
2027 })
2028 }
2029
2030 async fn handle_create_worktree(
2031 this: Entity<Self>,
2032 envelope: TypedEnvelope<proto::GitCreateWorktree>,
2033 mut cx: AsyncApp,
2034 ) -> Result<proto::Ack> {
2035 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2036 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
2037 let directory = PathBuf::from(envelope.payload.directory);
2038 let name = envelope.payload.name;
2039 let commit = envelope.payload.commit;
2040
2041 repository_handle
2042 .update(&mut cx, |repository_handle, _| {
2043 repository_handle.create_worktree(name, directory, commit)
2044 })?
2045 .await??;
2046
2047 Ok(proto::Ack {})
2048 }
2049
2050 async fn handle_get_branches(
2051 this: Entity<Self>,
2052 envelope: TypedEnvelope<proto::GitGetBranches>,
2053 mut cx: AsyncApp,
2054 ) -> Result<proto::GitBranchesResponse> {
2055 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2056 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
2057
2058 let branches = repository_handle
2059 .update(&mut cx, |repository_handle, _| repository_handle.branches())?
2060 .await??;
2061
2062 Ok(proto::GitBranchesResponse {
2063 branches: branches
2064 .into_iter()
2065 .map(|branch| branch_to_proto(&branch))
2066 .collect::<Vec<_>>(),
2067 })
2068 }
2069 async fn handle_get_default_branch(
2070 this: Entity<Self>,
2071 envelope: TypedEnvelope<proto::GetDefaultBranch>,
2072 mut cx: AsyncApp,
2073 ) -> Result<proto::GetDefaultBranchResponse> {
2074 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2075 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
2076
2077 let branch = repository_handle
2078 .update(&mut cx, |repository_handle, _| {
2079 repository_handle.default_branch()
2080 })?
2081 .await??
2082 .map(Into::into);
2083
2084 Ok(proto::GetDefaultBranchResponse { branch })
2085 }
2086 async fn handle_create_branch(
2087 this: Entity<Self>,
2088 envelope: TypedEnvelope<proto::GitCreateBranch>,
2089 mut cx: AsyncApp,
2090 ) -> Result<proto::Ack> {
2091 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2092 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
2093 let branch_name = envelope.payload.branch_name;
2094
2095 repository_handle
2096 .update(&mut cx, |repository_handle, _| {
2097 repository_handle.create_branch(branch_name, None)
2098 })?
2099 .await??;
2100
2101 Ok(proto::Ack {})
2102 }
2103
2104 async fn handle_change_branch(
2105 this: Entity<Self>,
2106 envelope: TypedEnvelope<proto::GitChangeBranch>,
2107 mut cx: AsyncApp,
2108 ) -> Result<proto::Ack> {
2109 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2110 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
2111 let branch_name = envelope.payload.branch_name;
2112
2113 repository_handle
2114 .update(&mut cx, |repository_handle, _| {
2115 repository_handle.change_branch(branch_name)
2116 })?
2117 .await??;
2118
2119 Ok(proto::Ack {})
2120 }
2121
2122 async fn handle_rename_branch(
2123 this: Entity<Self>,
2124 envelope: TypedEnvelope<proto::GitRenameBranch>,
2125 mut cx: AsyncApp,
2126 ) -> Result<proto::Ack> {
2127 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2128 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
2129 let branch = envelope.payload.branch;
2130 let new_name = envelope.payload.new_name;
2131
2132 repository_handle
2133 .update(&mut cx, |repository_handle, _| {
2134 repository_handle.rename_branch(branch, new_name)
2135 })?
2136 .await??;
2137
2138 Ok(proto::Ack {})
2139 }
2140
2141 async fn handle_show(
2142 this: Entity<Self>,
2143 envelope: TypedEnvelope<proto::GitShow>,
2144 mut cx: AsyncApp,
2145 ) -> Result<proto::GitCommitDetails> {
2146 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2147 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
2148
2149 let commit = repository_handle
2150 .update(&mut cx, |repository_handle, _| {
2151 repository_handle.show(envelope.payload.commit)
2152 })?
2153 .await??;
2154 Ok(proto::GitCommitDetails {
2155 sha: commit.sha.into(),
2156 message: commit.message.into(),
2157 commit_timestamp: commit.commit_timestamp,
2158 author_email: commit.author_email.into(),
2159 author_name: commit.author_name.into(),
2160 })
2161 }
2162
2163 async fn handle_load_commit_diff(
2164 this: Entity<Self>,
2165 envelope: TypedEnvelope<proto::LoadCommitDiff>,
2166 mut cx: AsyncApp,
2167 ) -> Result<proto::LoadCommitDiffResponse> {
2168 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2169 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
2170
2171 let commit_diff = repository_handle
2172 .update(&mut cx, |repository_handle, _| {
2173 repository_handle.load_commit_diff(envelope.payload.commit)
2174 })?
2175 .await??;
2176 Ok(proto::LoadCommitDiffResponse {
2177 files: commit_diff
2178 .files
2179 .into_iter()
2180 .map(|file| proto::CommitFile {
2181 path: file.path.to_proto(),
2182 old_text: file.old_text,
2183 new_text: file.new_text,
2184 })
2185 .collect(),
2186 })
2187 }
2188
2189 async fn handle_reset(
2190 this: Entity<Self>,
2191 envelope: TypedEnvelope<proto::GitReset>,
2192 mut cx: AsyncApp,
2193 ) -> Result<proto::Ack> {
2194 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2195 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
2196
2197 let mode = match envelope.payload.mode() {
2198 git_reset::ResetMode::Soft => ResetMode::Soft,
2199 git_reset::ResetMode::Mixed => ResetMode::Mixed,
2200 };
2201
2202 repository_handle
2203 .update(&mut cx, |repository_handle, cx| {
2204 repository_handle.reset(envelope.payload.commit, mode, cx)
2205 })?
2206 .await??;
2207 Ok(proto::Ack {})
2208 }
2209
2210 async fn handle_checkout_files(
2211 this: Entity<Self>,
2212 envelope: TypedEnvelope<proto::GitCheckoutFiles>,
2213 mut cx: AsyncApp,
2214 ) -> Result<proto::Ack> {
2215 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2216 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
2217 let paths = envelope
2218 .payload
2219 .paths
2220 .iter()
2221 .map(|s| RepoPath::from_proto(s))
2222 .collect::<Result<Vec<_>>>()?;
2223
2224 repository_handle
2225 .update(&mut cx, |repository_handle, cx| {
2226 repository_handle.checkout_files(&envelope.payload.commit, paths, cx)
2227 })?
2228 .await?;
2229 Ok(proto::Ack {})
2230 }
2231
2232 async fn handle_open_commit_message_buffer(
2233 this: Entity<Self>,
2234 envelope: TypedEnvelope<proto::OpenCommitMessageBuffer>,
2235 mut cx: AsyncApp,
2236 ) -> Result<proto::OpenBufferResponse> {
2237 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2238 let repository = Self::repository_for_request(&this, repository_id, &mut cx)?;
2239 let buffer = repository
2240 .update(&mut cx, |repository, cx| {
2241 repository.open_commit_buffer(None, this.read(cx).buffer_store.clone(), cx)
2242 })?
2243 .await?;
2244
2245 let buffer_id = buffer.read_with(&cx, |buffer, _| buffer.remote_id())?;
2246 this.update(&mut cx, |this, cx| {
2247 this.buffer_store.update(cx, |buffer_store, cx| {
2248 buffer_store
2249 .create_buffer_for_peer(
2250 &buffer,
2251 envelope.original_sender_id.unwrap_or(envelope.sender_id),
2252 cx,
2253 )
2254 .detach_and_log_err(cx);
2255 })
2256 })?;
2257
2258 Ok(proto::OpenBufferResponse {
2259 buffer_id: buffer_id.to_proto(),
2260 })
2261 }
2262
2263 async fn handle_askpass(
2264 this: Entity<Self>,
2265 envelope: TypedEnvelope<proto::AskPassRequest>,
2266 mut cx: AsyncApp,
2267 ) -> Result<proto::AskPassResponse> {
2268 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2269 let repository = Self::repository_for_request(&this, repository_id, &mut cx)?;
2270
2271 let delegates = cx.update(|cx| repository.read(cx).askpass_delegates.clone())?;
2272 let Some(mut askpass) = delegates.lock().remove(&envelope.payload.askpass_id) else {
2273 debug_panic!("no askpass found");
2274 anyhow::bail!("no askpass found");
2275 };
2276
2277 let response = askpass
2278 .ask_password(envelope.payload.prompt)
2279 .await
2280 .ok_or_else(|| anyhow::anyhow!("askpass cancelled"))?;
2281
2282 delegates
2283 .lock()
2284 .insert(envelope.payload.askpass_id, askpass);
2285
2286 // In fact, we don't quite know what we're doing here, as we're sending askpass password unencrypted, but..
2287 Ok(proto::AskPassResponse {
2288 response: response.decrypt(IKnowWhatIAmDoingAndIHaveReadTheDocs)?,
2289 })
2290 }
2291
2292 async fn handle_check_for_pushed_commits(
2293 this: Entity<Self>,
2294 envelope: TypedEnvelope<proto::CheckForPushedCommits>,
2295 mut cx: AsyncApp,
2296 ) -> Result<proto::CheckForPushedCommitsResponse> {
2297 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2298 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
2299
2300 let branches = repository_handle
2301 .update(&mut cx, |repository_handle, _| {
2302 repository_handle.check_for_pushed_commits()
2303 })?
2304 .await??;
2305 Ok(proto::CheckForPushedCommitsResponse {
2306 pushed_to: branches
2307 .into_iter()
2308 .map(|commit| commit.to_string())
2309 .collect(),
2310 })
2311 }
2312
2313 async fn handle_git_diff(
2314 this: Entity<Self>,
2315 envelope: TypedEnvelope<proto::GitDiff>,
2316 mut cx: AsyncApp,
2317 ) -> Result<proto::GitDiffResponse> {
2318 let repository_id = RepositoryId::from_proto(envelope.payload.repository_id);
2319 let repository_handle = Self::repository_for_request(&this, repository_id, &mut cx)?;
2320 let diff_type = match envelope.payload.diff_type() {
2321 proto::git_diff::DiffType::HeadToIndex => DiffType::HeadToIndex,
2322 proto::git_diff::DiffType::HeadToWorktree => DiffType::HeadToWorktree,
2323 };
2324
2325 let mut diff = repository_handle
2326 .update(&mut cx, |repository_handle, cx| {
2327 repository_handle.diff(diff_type, cx)
2328 })?
2329 .await??;
2330 const ONE_MB: usize = 1_000_000;
2331 if diff.len() > ONE_MB {
2332 diff = diff.chars().take(ONE_MB).collect()
2333 }
2334
2335 Ok(proto::GitDiffResponse { diff })
2336 }
2337
2338 async fn handle_tree_diff(
2339 this: Entity<Self>,
2340 request: TypedEnvelope<proto::GetTreeDiff>,
2341 mut cx: AsyncApp,
2342 ) -> Result<proto::GetTreeDiffResponse> {
2343 let repository_id = RepositoryId(request.payload.repository_id);
2344 let diff_type = if request.payload.is_merge {
2345 DiffTreeType::MergeBase {
2346 base: request.payload.base.into(),
2347 head: request.payload.head.into(),
2348 }
2349 } else {
2350 DiffTreeType::Since {
2351 base: request.payload.base.into(),
2352 head: request.payload.head.into(),
2353 }
2354 };
2355
2356 let diff = this
2357 .update(&mut cx, |this, cx| {
2358 let repository = this.repositories().get(&repository_id)?;
2359 Some(repository.update(cx, |repo, cx| repo.diff_tree(diff_type, cx)))
2360 })?
2361 .context("missing repository")?
2362 .await??;
2363
2364 Ok(proto::GetTreeDiffResponse {
2365 entries: diff
2366 .entries
2367 .into_iter()
2368 .map(|(path, status)| proto::TreeDiffStatus {
2369 path: path.0.to_proto(),
2370 status: match status {
2371 TreeDiffStatus::Added {} => proto::tree_diff_status::Status::Added.into(),
2372 TreeDiffStatus::Modified { .. } => {
2373 proto::tree_diff_status::Status::Modified.into()
2374 }
2375 TreeDiffStatus::Deleted { .. } => {
2376 proto::tree_diff_status::Status::Deleted.into()
2377 }
2378 },
2379 oid: match status {
2380 TreeDiffStatus::Deleted { old } | TreeDiffStatus::Modified { old } => {
2381 Some(old.to_string())
2382 }
2383 TreeDiffStatus::Added => None,
2384 },
2385 })
2386 .collect(),
2387 })
2388 }
2389
2390 async fn handle_get_blob_content(
2391 this: Entity<Self>,
2392 request: TypedEnvelope<proto::GetBlobContent>,
2393 mut cx: AsyncApp,
2394 ) -> Result<proto::GetBlobContentResponse> {
2395 let oid = git::Oid::from_str(&request.payload.oid)?;
2396 let repository_id = RepositoryId(request.payload.repository_id);
2397 let content = this
2398 .update(&mut cx, |this, cx| {
2399 let repository = this.repositories().get(&repository_id)?;
2400 Some(repository.update(cx, |repo, cx| repo.load_blob_content(oid, cx)))
2401 })?
2402 .context("missing repository")?
2403 .await?;
2404 Ok(proto::GetBlobContentResponse { content })
2405 }
2406
2407 async fn handle_open_unstaged_diff(
2408 this: Entity<Self>,
2409 request: TypedEnvelope<proto::OpenUnstagedDiff>,
2410 mut cx: AsyncApp,
2411 ) -> Result<proto::OpenUnstagedDiffResponse> {
2412 let buffer_id = BufferId::new(request.payload.buffer_id)?;
2413 let diff = this
2414 .update(&mut cx, |this, cx| {
2415 let buffer = this.buffer_store.read(cx).get(buffer_id)?;
2416 Some(this.open_unstaged_diff(buffer, cx))
2417 })?
2418 .context("missing buffer")?
2419 .await?;
2420 this.update(&mut cx, |this, _| {
2421 let shared_diffs = this
2422 .shared_diffs
2423 .entry(request.original_sender_id.unwrap_or(request.sender_id))
2424 .or_default();
2425 shared_diffs.entry(buffer_id).or_default().unstaged = Some(diff.clone());
2426 })?;
2427 let staged_text = diff.read_with(&cx, |diff, _| diff.base_text_string())?;
2428 Ok(proto::OpenUnstagedDiffResponse { staged_text })
2429 }
2430
2431 async fn handle_open_uncommitted_diff(
2432 this: Entity<Self>,
2433 request: TypedEnvelope<proto::OpenUncommittedDiff>,
2434 mut cx: AsyncApp,
2435 ) -> Result<proto::OpenUncommittedDiffResponse> {
2436 let buffer_id = BufferId::new(request.payload.buffer_id)?;
2437 let diff = this
2438 .update(&mut cx, |this, cx| {
2439 let buffer = this.buffer_store.read(cx).get(buffer_id)?;
2440 Some(this.open_uncommitted_diff(buffer, cx))
2441 })?
2442 .context("missing buffer")?
2443 .await?;
2444 this.update(&mut cx, |this, _| {
2445 let shared_diffs = this
2446 .shared_diffs
2447 .entry(request.original_sender_id.unwrap_or(request.sender_id))
2448 .or_default();
2449 shared_diffs.entry(buffer_id).or_default().uncommitted = Some(diff.clone());
2450 })?;
2451 diff.read_with(&cx, |diff, cx| {
2452 use proto::open_uncommitted_diff_response::Mode;
2453
2454 let unstaged_diff = diff.secondary_diff();
2455 let index_snapshot = unstaged_diff.and_then(|diff| {
2456 let diff = diff.read(cx);
2457 diff.base_text_exists().then(|| diff.base_text())
2458 });
2459
2460 let mode;
2461 let staged_text;
2462 let committed_text;
2463 if diff.base_text_exists() {
2464 let committed_snapshot = diff.base_text();
2465 committed_text = Some(committed_snapshot.text());
2466 if let Some(index_text) = index_snapshot {
2467 if index_text.remote_id() == committed_snapshot.remote_id() {
2468 mode = Mode::IndexMatchesHead;
2469 staged_text = None;
2470 } else {
2471 mode = Mode::IndexAndHead;
2472 staged_text = Some(index_text.text());
2473 }
2474 } else {
2475 mode = Mode::IndexAndHead;
2476 staged_text = None;
2477 }
2478 } else {
2479 mode = Mode::IndexAndHead;
2480 committed_text = None;
2481 staged_text = index_snapshot.as_ref().map(|buffer| buffer.text());
2482 }
2483
2484 proto::OpenUncommittedDiffResponse {
2485 committed_text,
2486 staged_text,
2487 mode: mode.into(),
2488 }
2489 })
2490 }
2491
2492 async fn handle_update_diff_bases(
2493 this: Entity<Self>,
2494 request: TypedEnvelope<proto::UpdateDiffBases>,
2495 mut cx: AsyncApp,
2496 ) -> Result<()> {
2497 let buffer_id = BufferId::new(request.payload.buffer_id)?;
2498 this.update(&mut cx, |this, cx| {
2499 if let Some(diff_state) = this.diffs.get_mut(&buffer_id)
2500 && let Some(buffer) = this.buffer_store.read(cx).get(buffer_id)
2501 {
2502 let buffer = buffer.read(cx).text_snapshot();
2503 diff_state.update(cx, |diff_state, cx| {
2504 diff_state.handle_base_texts_updated(buffer, request.payload, cx);
2505 })
2506 }
2507 })
2508 }
2509
2510 async fn handle_blame_buffer(
2511 this: Entity<Self>,
2512 envelope: TypedEnvelope<proto::BlameBuffer>,
2513 mut cx: AsyncApp,
2514 ) -> Result<proto::BlameBufferResponse> {
2515 let buffer_id = BufferId::new(envelope.payload.buffer_id)?;
2516 let version = deserialize_version(&envelope.payload.version);
2517 let buffer = this.read_with(&cx, |this, cx| {
2518 this.buffer_store.read(cx).get_existing(buffer_id)
2519 })??;
2520 buffer
2521 .update(&mut cx, |buffer, _| {
2522 buffer.wait_for_version(version.clone())
2523 })?
2524 .await?;
2525 let blame = this
2526 .update(&mut cx, |this, cx| {
2527 this.blame_buffer(&buffer, Some(version), cx)
2528 })?
2529 .await?;
2530 Ok(serialize_blame_buffer_response(blame))
2531 }
2532
2533 async fn handle_get_permalink_to_line(
2534 this: Entity<Self>,
2535 envelope: TypedEnvelope<proto::GetPermalinkToLine>,
2536 mut cx: AsyncApp,
2537 ) -> Result<proto::GetPermalinkToLineResponse> {
2538 let buffer_id = BufferId::new(envelope.payload.buffer_id)?;
2539 // let version = deserialize_version(&envelope.payload.version);
2540 let selection = {
2541 let proto_selection = envelope
2542 .payload
2543 .selection
2544 .context("no selection to get permalink for defined")?;
2545 proto_selection.start as u32..proto_selection.end as u32
2546 };
2547 let buffer = this.read_with(&cx, |this, cx| {
2548 this.buffer_store.read(cx).get_existing(buffer_id)
2549 })??;
2550 let permalink = this
2551 .update(&mut cx, |this, cx| {
2552 this.get_permalink_to_line(&buffer, selection, cx)
2553 })?
2554 .await?;
2555 Ok(proto::GetPermalinkToLineResponse {
2556 permalink: permalink.to_string(),
2557 })
2558 }
2559
2560 fn repository_for_request(
2561 this: &Entity<Self>,
2562 id: RepositoryId,
2563 cx: &mut AsyncApp,
2564 ) -> Result<Entity<Repository>> {
2565 this.read_with(cx, |this, _| {
2566 this.repositories
2567 .get(&id)
2568 .context("missing repository handle")
2569 .cloned()
2570 })?
2571 }
2572
2573 pub fn repo_snapshots(&self, cx: &App) -> HashMap<RepositoryId, RepositorySnapshot> {
2574 self.repositories
2575 .iter()
2576 .map(|(id, repo)| (*id, repo.read(cx).snapshot.clone()))
2577 .collect()
2578 }
2579
2580 fn process_updated_entries(
2581 &self,
2582 worktree: &Entity<Worktree>,
2583 updated_entries: &[(Arc<RelPath>, ProjectEntryId, PathChange)],
2584 cx: &mut App,
2585 ) -> Task<HashMap<Entity<Repository>, Vec<RepoPath>>> {
2586 let path_style = worktree.read(cx).path_style();
2587 let mut repo_paths = self
2588 .repositories
2589 .values()
2590 .map(|repo| (repo.read(cx).work_directory_abs_path.clone(), repo.clone()))
2591 .collect::<Vec<_>>();
2592 let mut entries: Vec<_> = updated_entries
2593 .iter()
2594 .map(|(path, _, _)| path.clone())
2595 .collect();
2596 entries.sort();
2597 let worktree = worktree.read(cx);
2598
2599 let entries = entries
2600 .into_iter()
2601 .map(|path| worktree.absolutize(&path))
2602 .collect::<Arc<[_]>>();
2603
2604 let executor = cx.background_executor().clone();
2605 cx.background_executor().spawn(async move {
2606 repo_paths.sort_by(|lhs, rhs| lhs.0.cmp(&rhs.0));
2607 let mut paths_by_git_repo = HashMap::<_, Vec<_>>::default();
2608 let mut tasks = FuturesOrdered::new();
2609 for (repo_path, repo) in repo_paths.into_iter().rev() {
2610 let entries = entries.clone();
2611 let task = executor.spawn(async move {
2612 // Find all repository paths that belong to this repo
2613 let mut ix = entries.partition_point(|path| path < &*repo_path);
2614 if ix == entries.len() {
2615 return None;
2616 };
2617
2618 let mut paths = Vec::new();
2619 // All paths prefixed by a given repo will constitute a continuous range.
2620 while let Some(path) = entries.get(ix)
2621 && let Some(repo_path) = RepositorySnapshot::abs_path_to_repo_path_inner(
2622 &repo_path, path, path_style,
2623 )
2624 {
2625 paths.push((repo_path, ix));
2626 ix += 1;
2627 }
2628 if paths.is_empty() {
2629 None
2630 } else {
2631 Some((repo, paths))
2632 }
2633 });
2634 tasks.push_back(task);
2635 }
2636
2637 // Now, let's filter out the "duplicate" entries that were processed by multiple distinct repos.
2638 let mut path_was_used = vec![false; entries.len()];
2639 let tasks = tasks.collect::<Vec<_>>().await;
2640 // Process tasks from the back: iterating backwards allows us to see more-specific paths first.
2641 // We always want to assign a path to it's innermost repository.
2642 for t in tasks {
2643 let Some((repo, paths)) = t else {
2644 continue;
2645 };
2646 let entry = paths_by_git_repo.entry(repo).or_default();
2647 for (repo_path, ix) in paths {
2648 if path_was_used[ix] {
2649 continue;
2650 }
2651 path_was_used[ix] = true;
2652 entry.push(repo_path);
2653 }
2654 }
2655
2656 paths_by_git_repo
2657 })
2658 }
2659}
2660
2661impl BufferGitState {
2662 fn new(_git_store: WeakEntity<GitStore>) -> Self {
2663 Self {
2664 unstaged_diff: Default::default(),
2665 uncommitted_diff: Default::default(),
2666 recalculate_diff_task: Default::default(),
2667 language: Default::default(),
2668 language_registry: Default::default(),
2669 recalculating_tx: postage::watch::channel_with(false).0,
2670 hunk_staging_operation_count: 0,
2671 hunk_staging_operation_count_as_of_write: 0,
2672 head_text: Default::default(),
2673 index_text: Default::default(),
2674 head_changed: Default::default(),
2675 index_changed: Default::default(),
2676 language_changed: Default::default(),
2677 conflict_updated_futures: Default::default(),
2678 conflict_set: Default::default(),
2679 reparse_conflict_markers_task: Default::default(),
2680 }
2681 }
2682
2683 fn buffer_language_changed(&mut self, buffer: Entity<Buffer>, cx: &mut Context<Self>) {
2684 self.language = buffer.read(cx).language().cloned();
2685 self.language_changed = true;
2686 let _ = self.recalculate_diffs(buffer.read(cx).text_snapshot(), cx);
2687 }
2688
2689 fn reparse_conflict_markers(
2690 &mut self,
2691 buffer: text::BufferSnapshot,
2692 cx: &mut Context<Self>,
2693 ) -> oneshot::Receiver<()> {
2694 let (tx, rx) = oneshot::channel();
2695
2696 let Some(conflict_set) = self
2697 .conflict_set
2698 .as_ref()
2699 .and_then(|conflict_set| conflict_set.upgrade())
2700 else {
2701 return rx;
2702 };
2703
2704 let old_snapshot = conflict_set.read_with(cx, |conflict_set, _| {
2705 if conflict_set.has_conflict {
2706 Some(conflict_set.snapshot())
2707 } else {
2708 None
2709 }
2710 });
2711
2712 if let Some(old_snapshot) = old_snapshot {
2713 self.conflict_updated_futures.push(tx);
2714 self.reparse_conflict_markers_task = Some(cx.spawn(async move |this, cx| {
2715 let (snapshot, changed_range) = cx
2716 .background_spawn(async move {
2717 let new_snapshot = ConflictSet::parse(&buffer);
2718 let changed_range = old_snapshot.compare(&new_snapshot, &buffer);
2719 (new_snapshot, changed_range)
2720 })
2721 .await;
2722 this.update(cx, |this, cx| {
2723 if let Some(conflict_set) = &this.conflict_set {
2724 conflict_set
2725 .update(cx, |conflict_set, cx| {
2726 conflict_set.set_snapshot(snapshot, changed_range, cx);
2727 })
2728 .ok();
2729 }
2730 let futures = std::mem::take(&mut this.conflict_updated_futures);
2731 for tx in futures {
2732 tx.send(()).ok();
2733 }
2734 })
2735 }))
2736 }
2737
2738 rx
2739 }
2740
2741 fn unstaged_diff(&self) -> Option<Entity<BufferDiff>> {
2742 self.unstaged_diff.as_ref().and_then(|set| set.upgrade())
2743 }
2744
2745 fn uncommitted_diff(&self) -> Option<Entity<BufferDiff>> {
2746 self.uncommitted_diff.as_ref().and_then(|set| set.upgrade())
2747 }
2748
2749 fn handle_base_texts_updated(
2750 &mut self,
2751 buffer: text::BufferSnapshot,
2752 message: proto::UpdateDiffBases,
2753 cx: &mut Context<Self>,
2754 ) {
2755 use proto::update_diff_bases::Mode;
2756
2757 let Some(mode) = Mode::from_i32(message.mode) else {
2758 return;
2759 };
2760
2761 let diff_bases_change = match mode {
2762 Mode::HeadOnly => DiffBasesChange::SetHead(message.committed_text),
2763 Mode::IndexOnly => DiffBasesChange::SetIndex(message.staged_text),
2764 Mode::IndexMatchesHead => DiffBasesChange::SetBoth(message.committed_text),
2765 Mode::IndexAndHead => DiffBasesChange::SetEach {
2766 index: message.staged_text,
2767 head: message.committed_text,
2768 },
2769 };
2770
2771 self.diff_bases_changed(buffer, Some(diff_bases_change), cx);
2772 }
2773
2774 pub fn wait_for_recalculation(&mut self) -> Option<impl Future<Output = ()> + use<>> {
2775 if *self.recalculating_tx.borrow() {
2776 let mut rx = self.recalculating_tx.subscribe();
2777 Some(async move {
2778 loop {
2779 let is_recalculating = rx.recv().await;
2780 if is_recalculating != Some(true) {
2781 break;
2782 }
2783 }
2784 })
2785 } else {
2786 None
2787 }
2788 }
2789
2790 fn diff_bases_changed(
2791 &mut self,
2792 buffer: text::BufferSnapshot,
2793 diff_bases_change: Option<DiffBasesChange>,
2794 cx: &mut Context<Self>,
2795 ) {
2796 match diff_bases_change {
2797 Some(DiffBasesChange::SetIndex(index)) => {
2798 self.index_text = index.map(|mut index| {
2799 text::LineEnding::normalize(&mut index);
2800 Arc::new(index)
2801 });
2802 self.index_changed = true;
2803 }
2804 Some(DiffBasesChange::SetHead(head)) => {
2805 self.head_text = head.map(|mut head| {
2806 text::LineEnding::normalize(&mut head);
2807 Arc::new(head)
2808 });
2809 self.head_changed = true;
2810 }
2811 Some(DiffBasesChange::SetBoth(text)) => {
2812 let text = text.map(|mut text| {
2813 text::LineEnding::normalize(&mut text);
2814 Arc::new(text)
2815 });
2816 self.head_text = text.clone();
2817 self.index_text = text;
2818 self.head_changed = true;
2819 self.index_changed = true;
2820 }
2821 Some(DiffBasesChange::SetEach { index, head }) => {
2822 self.index_text = index.map(|mut index| {
2823 text::LineEnding::normalize(&mut index);
2824 Arc::new(index)
2825 });
2826 self.index_changed = true;
2827 self.head_text = head.map(|mut head| {
2828 text::LineEnding::normalize(&mut head);
2829 Arc::new(head)
2830 });
2831 self.head_changed = true;
2832 }
2833 None => {}
2834 }
2835
2836 self.recalculate_diffs(buffer, cx)
2837 }
2838
2839 fn recalculate_diffs(&mut self, buffer: text::BufferSnapshot, cx: &mut Context<Self>) {
2840 *self.recalculating_tx.borrow_mut() = true;
2841
2842 let language = self.language.clone();
2843 let language_registry = self.language_registry.clone();
2844 let unstaged_diff = self.unstaged_diff();
2845 let uncommitted_diff = self.uncommitted_diff();
2846 let head = self.head_text.clone();
2847 let index = self.index_text.clone();
2848 let index_changed = self.index_changed;
2849 let head_changed = self.head_changed;
2850 let language_changed = self.language_changed;
2851 let prev_hunk_staging_operation_count = self.hunk_staging_operation_count_as_of_write;
2852 let index_matches_head = match (self.index_text.as_ref(), self.head_text.as_ref()) {
2853 (Some(index), Some(head)) => Arc::ptr_eq(index, head),
2854 (None, None) => true,
2855 _ => false,
2856 };
2857 self.recalculate_diff_task = Some(cx.spawn(async move |this, cx| {
2858 log::debug!(
2859 "start recalculating diffs for buffer {}",
2860 buffer.remote_id()
2861 );
2862
2863 let mut new_unstaged_diff = None;
2864 if let Some(unstaged_diff) = &unstaged_diff {
2865 new_unstaged_diff = Some(
2866 BufferDiff::update_diff(
2867 unstaged_diff.clone(),
2868 buffer.clone(),
2869 index,
2870 index_changed,
2871 language_changed,
2872 language.clone(),
2873 language_registry.clone(),
2874 cx,
2875 )
2876 .await?,
2877 );
2878 }
2879
2880 let mut new_uncommitted_diff = None;
2881 if let Some(uncommitted_diff) = &uncommitted_diff {
2882 new_uncommitted_diff = if index_matches_head {
2883 new_unstaged_diff.clone()
2884 } else {
2885 Some(
2886 BufferDiff::update_diff(
2887 uncommitted_diff.clone(),
2888 buffer.clone(),
2889 head,
2890 head_changed,
2891 language_changed,
2892 language.clone(),
2893 language_registry.clone(),
2894 cx,
2895 )
2896 .await?,
2897 )
2898 }
2899 }
2900
2901 let cancel = this.update(cx, |this, _| {
2902 // This checks whether all pending stage/unstage operations
2903 // have quiesced (i.e. both the corresponding write and the
2904 // read of that write have completed). If not, then we cancel
2905 // this recalculation attempt to avoid invalidating pending
2906 // state too quickly; another recalculation will come along
2907 // later and clear the pending state once the state of the index has settled.
2908 if this.hunk_staging_operation_count > prev_hunk_staging_operation_count {
2909 *this.recalculating_tx.borrow_mut() = false;
2910 true
2911 } else {
2912 false
2913 }
2914 })?;
2915 if cancel {
2916 log::debug!(
2917 concat!(
2918 "aborting recalculating diffs for buffer {}",
2919 "due to subsequent hunk operations",
2920 ),
2921 buffer.remote_id()
2922 );
2923 return Ok(());
2924 }
2925
2926 let unstaged_changed_range = if let Some((unstaged_diff, new_unstaged_diff)) =
2927 unstaged_diff.as_ref().zip(new_unstaged_diff.clone())
2928 {
2929 unstaged_diff.update(cx, |diff, cx| {
2930 if language_changed {
2931 diff.language_changed(cx);
2932 }
2933 diff.set_snapshot(new_unstaged_diff, &buffer, cx)
2934 })?
2935 } else {
2936 None
2937 };
2938
2939 if let Some((uncommitted_diff, new_uncommitted_diff)) =
2940 uncommitted_diff.as_ref().zip(new_uncommitted_diff.clone())
2941 {
2942 uncommitted_diff.update(cx, |diff, cx| {
2943 if language_changed {
2944 diff.language_changed(cx);
2945 }
2946 diff.set_snapshot_with_secondary(
2947 new_uncommitted_diff,
2948 &buffer,
2949 unstaged_changed_range,
2950 true,
2951 cx,
2952 );
2953 })?;
2954 }
2955
2956 log::debug!(
2957 "finished recalculating diffs for buffer {}",
2958 buffer.remote_id()
2959 );
2960
2961 if let Some(this) = this.upgrade() {
2962 this.update(cx, |this, _| {
2963 this.index_changed = false;
2964 this.head_changed = false;
2965 this.language_changed = false;
2966 *this.recalculating_tx.borrow_mut() = false;
2967 })?;
2968 }
2969
2970 Ok(())
2971 }));
2972 }
2973}
2974
2975fn make_remote_delegate(
2976 this: Entity<GitStore>,
2977 project_id: u64,
2978 repository_id: RepositoryId,
2979 askpass_id: u64,
2980 cx: &mut AsyncApp,
2981) -> AskPassDelegate {
2982 AskPassDelegate::new(cx, move |prompt, tx, cx| {
2983 this.update(cx, |this, cx| {
2984 let Some((client, _)) = this.downstream_client() else {
2985 return;
2986 };
2987 let response = client.request(proto::AskPassRequest {
2988 project_id,
2989 repository_id: repository_id.to_proto(),
2990 askpass_id,
2991 prompt,
2992 });
2993 cx.spawn(async move |_, _| {
2994 let mut response = response.await?.response;
2995 tx.send(EncryptedPassword::try_from(response.as_ref())?)
2996 .ok();
2997 response.zeroize();
2998 anyhow::Ok(())
2999 })
3000 .detach_and_log_err(cx);
3001 })
3002 .log_err();
3003 })
3004}
3005
3006impl RepositoryId {
3007 pub fn to_proto(self) -> u64 {
3008 self.0
3009 }
3010
3011 pub fn from_proto(id: u64) -> Self {
3012 RepositoryId(id)
3013 }
3014}
3015
3016impl RepositorySnapshot {
3017 fn empty(id: RepositoryId, work_directory_abs_path: Arc<Path>, path_style: PathStyle) -> Self {
3018 Self {
3019 id,
3020 statuses_by_path: Default::default(),
3021 pending_ops_by_path: Default::default(),
3022 work_directory_abs_path,
3023 branch: None,
3024 head_commit: None,
3025 scan_id: 0,
3026 merge: Default::default(),
3027 remote_origin_url: None,
3028 remote_upstream_url: None,
3029 stash_entries: Default::default(),
3030 path_style,
3031 }
3032 }
3033
3034 fn initial_update(&self, project_id: u64) -> proto::UpdateRepository {
3035 proto::UpdateRepository {
3036 branch_summary: self.branch.as_ref().map(branch_to_proto),
3037 head_commit_details: self.head_commit.as_ref().map(commit_details_to_proto),
3038 updated_statuses: self
3039 .statuses_by_path
3040 .iter()
3041 .map(|entry| entry.to_proto())
3042 .collect(),
3043 removed_statuses: Default::default(),
3044 current_merge_conflicts: self
3045 .merge
3046 .conflicted_paths
3047 .iter()
3048 .map(|repo_path| repo_path.to_proto())
3049 .collect(),
3050 merge_message: self.merge.message.as_ref().map(|msg| msg.to_string()),
3051 project_id,
3052 id: self.id.to_proto(),
3053 abs_path: self.work_directory_abs_path.to_string_lossy().into_owned(),
3054 entry_ids: vec![self.id.to_proto()],
3055 scan_id: self.scan_id,
3056 is_last_update: true,
3057 stash_entries: self
3058 .stash_entries
3059 .entries
3060 .iter()
3061 .map(stash_to_proto)
3062 .collect(),
3063 }
3064 }
3065
3066 fn build_update(&self, old: &Self, project_id: u64) -> proto::UpdateRepository {
3067 let mut updated_statuses: Vec<proto::StatusEntry> = Vec::new();
3068 let mut removed_statuses: Vec<String> = Vec::new();
3069
3070 let mut new_statuses = self.statuses_by_path.iter().peekable();
3071 let mut old_statuses = old.statuses_by_path.iter().peekable();
3072
3073 let mut current_new_entry = new_statuses.next();
3074 let mut current_old_entry = old_statuses.next();
3075 loop {
3076 match (current_new_entry, current_old_entry) {
3077 (Some(new_entry), Some(old_entry)) => {
3078 match new_entry.repo_path.cmp(&old_entry.repo_path) {
3079 Ordering::Less => {
3080 updated_statuses.push(new_entry.to_proto());
3081 current_new_entry = new_statuses.next();
3082 }
3083 Ordering::Equal => {
3084 if new_entry.status != old_entry.status {
3085 updated_statuses.push(new_entry.to_proto());
3086 }
3087 current_old_entry = old_statuses.next();
3088 current_new_entry = new_statuses.next();
3089 }
3090 Ordering::Greater => {
3091 removed_statuses.push(old_entry.repo_path.to_proto());
3092 current_old_entry = old_statuses.next();
3093 }
3094 }
3095 }
3096 (None, Some(old_entry)) => {
3097 removed_statuses.push(old_entry.repo_path.to_proto());
3098 current_old_entry = old_statuses.next();
3099 }
3100 (Some(new_entry), None) => {
3101 updated_statuses.push(new_entry.to_proto());
3102 current_new_entry = new_statuses.next();
3103 }
3104 (None, None) => break,
3105 }
3106 }
3107
3108 proto::UpdateRepository {
3109 branch_summary: self.branch.as_ref().map(branch_to_proto),
3110 head_commit_details: self.head_commit.as_ref().map(commit_details_to_proto),
3111 updated_statuses,
3112 removed_statuses,
3113 current_merge_conflicts: self
3114 .merge
3115 .conflicted_paths
3116 .iter()
3117 .map(|path| path.to_proto())
3118 .collect(),
3119 merge_message: self.merge.message.as_ref().map(|msg| msg.to_string()),
3120 project_id,
3121 id: self.id.to_proto(),
3122 abs_path: self.work_directory_abs_path.to_string_lossy().into_owned(),
3123 entry_ids: vec![],
3124 scan_id: self.scan_id,
3125 is_last_update: true,
3126 stash_entries: self
3127 .stash_entries
3128 .entries
3129 .iter()
3130 .map(stash_to_proto)
3131 .collect(),
3132 }
3133 }
3134
3135 pub fn status(&self) -> impl Iterator<Item = StatusEntry> + '_ {
3136 self.statuses_by_path.iter().cloned()
3137 }
3138
3139 pub fn status_summary(&self) -> GitSummary {
3140 self.statuses_by_path.summary().item_summary
3141 }
3142
3143 pub fn status_for_path(&self, path: &RepoPath) -> Option<StatusEntry> {
3144 self.statuses_by_path
3145 .get(&PathKey(path.0.clone()), ())
3146 .cloned()
3147 }
3148
3149 pub fn pending_ops_for_path(&self, path: &RepoPath) -> Option<PendingOps> {
3150 self.pending_ops_by_path
3151 .get(&PathKey(path.0.clone()), ())
3152 .cloned()
3153 }
3154
3155 pub fn abs_path_to_repo_path(&self, abs_path: &Path) -> Option<RepoPath> {
3156 Self::abs_path_to_repo_path_inner(&self.work_directory_abs_path, abs_path, self.path_style)
3157 }
3158
3159 fn repo_path_to_abs_path(&self, repo_path: &RepoPath) -> PathBuf {
3160 self.path_style
3161 .join(&self.work_directory_abs_path, repo_path.as_std_path())
3162 .unwrap()
3163 .into()
3164 }
3165
3166 #[inline]
3167 fn abs_path_to_repo_path_inner(
3168 work_directory_abs_path: &Path,
3169 abs_path: &Path,
3170 path_style: PathStyle,
3171 ) -> Option<RepoPath> {
3172 abs_path
3173 .strip_prefix(&work_directory_abs_path)
3174 .ok()
3175 .and_then(|path| RepoPath::from_std_path(path, path_style).ok())
3176 }
3177
3178 pub fn had_conflict_on_last_merge_head_change(&self, repo_path: &RepoPath) -> bool {
3179 self.merge.conflicted_paths.contains(repo_path)
3180 }
3181
3182 pub fn has_conflict(&self, repo_path: &RepoPath) -> bool {
3183 let had_conflict_on_last_merge_head_change =
3184 self.merge.conflicted_paths.contains(repo_path);
3185 let has_conflict_currently = self
3186 .status_for_path(repo_path)
3187 .is_some_and(|entry| entry.status.is_conflicted());
3188 had_conflict_on_last_merge_head_change || has_conflict_currently
3189 }
3190
3191 /// This is the name that will be displayed in the repository selector for this repository.
3192 pub fn display_name(&self) -> SharedString {
3193 self.work_directory_abs_path
3194 .file_name()
3195 .unwrap_or_default()
3196 .to_string_lossy()
3197 .to_string()
3198 .into()
3199 }
3200}
3201
3202pub fn stash_to_proto(entry: &StashEntry) -> proto::StashEntry {
3203 proto::StashEntry {
3204 oid: entry.oid.as_bytes().to_vec(),
3205 message: entry.message.clone(),
3206 branch: entry.branch.clone(),
3207 index: entry.index as u64,
3208 timestamp: entry.timestamp,
3209 }
3210}
3211
3212pub fn proto_to_stash(entry: &proto::StashEntry) -> Result<StashEntry> {
3213 Ok(StashEntry {
3214 oid: Oid::from_bytes(&entry.oid)?,
3215 message: entry.message.clone(),
3216 index: entry.index as usize,
3217 branch: entry.branch.clone(),
3218 timestamp: entry.timestamp,
3219 })
3220}
3221
3222impl MergeDetails {
3223 async fn load(
3224 backend: &Arc<dyn GitRepository>,
3225 status: &SumTree<StatusEntry>,
3226 prev_snapshot: &RepositorySnapshot,
3227 ) -> Result<(MergeDetails, bool)> {
3228 log::debug!("load merge details");
3229 let message = backend.merge_message().await;
3230 let heads = backend
3231 .revparse_batch(vec![
3232 "MERGE_HEAD".into(),
3233 "CHERRY_PICK_HEAD".into(),
3234 "REBASE_HEAD".into(),
3235 "REVERT_HEAD".into(),
3236 "APPLY_HEAD".into(),
3237 ])
3238 .await
3239 .log_err()
3240 .unwrap_or_default()
3241 .into_iter()
3242 .map(|opt| opt.map(SharedString::from))
3243 .collect::<Vec<_>>();
3244 let merge_heads_changed = heads != prev_snapshot.merge.heads;
3245 let conflicted_paths = if merge_heads_changed {
3246 let current_conflicted_paths = TreeSet::from_ordered_entries(
3247 status
3248 .iter()
3249 .filter(|entry| entry.status.is_conflicted())
3250 .map(|entry| entry.repo_path.clone()),
3251 );
3252
3253 // It can happen that we run a scan while a lengthy merge is in progress
3254 // that will eventually result in conflicts, but before those conflicts
3255 // are reported by `git status`. Since for the moment we only care about
3256 // the merge heads state for the purposes of tracking conflicts, don't update
3257 // this state until we see some conflicts.
3258 if heads.iter().any(Option::is_some)
3259 && !prev_snapshot.merge.heads.iter().any(Option::is_some)
3260 && current_conflicted_paths.is_empty()
3261 {
3262 log::debug!("not updating merge heads because no conflicts found");
3263 return Ok((
3264 MergeDetails {
3265 message: message.map(SharedString::from),
3266 ..prev_snapshot.merge.clone()
3267 },
3268 false,
3269 ));
3270 }
3271
3272 current_conflicted_paths
3273 } else {
3274 prev_snapshot.merge.conflicted_paths.clone()
3275 };
3276 let details = MergeDetails {
3277 conflicted_paths,
3278 message: message.map(SharedString::from),
3279 heads,
3280 };
3281 Ok((details, merge_heads_changed))
3282 }
3283}
3284
3285impl Repository {
3286 pub fn snapshot(&self) -> RepositorySnapshot {
3287 self.snapshot.clone()
3288 }
3289
3290 fn local(
3291 id: RepositoryId,
3292 work_directory_abs_path: Arc<Path>,
3293 dot_git_abs_path: Arc<Path>,
3294 repository_dir_abs_path: Arc<Path>,
3295 common_dir_abs_path: Arc<Path>,
3296 project_environment: WeakEntity<ProjectEnvironment>,
3297 fs: Arc<dyn Fs>,
3298 git_store: WeakEntity<GitStore>,
3299 cx: &mut Context<Self>,
3300 ) -> Self {
3301 let snapshot =
3302 RepositorySnapshot::empty(id, work_directory_abs_path.clone(), PathStyle::local());
3303 Repository {
3304 this: cx.weak_entity(),
3305 git_store,
3306 snapshot,
3307 commit_message_buffer: None,
3308 askpass_delegates: Default::default(),
3309 paths_needing_status_update: Default::default(),
3310 latest_askpass_id: 0,
3311 job_sender: Repository::spawn_local_git_worker(
3312 work_directory_abs_path,
3313 dot_git_abs_path,
3314 repository_dir_abs_path,
3315 common_dir_abs_path,
3316 project_environment,
3317 fs,
3318 cx,
3319 ),
3320 job_id: 0,
3321 active_jobs: Default::default(),
3322 }
3323 }
3324
3325 fn remote(
3326 id: RepositoryId,
3327 work_directory_abs_path: Arc<Path>,
3328 path_style: PathStyle,
3329 project_id: ProjectId,
3330 client: AnyProtoClient,
3331 git_store: WeakEntity<GitStore>,
3332 cx: &mut Context<Self>,
3333 ) -> Self {
3334 let snapshot = RepositorySnapshot::empty(id, work_directory_abs_path, path_style);
3335 Self {
3336 this: cx.weak_entity(),
3337 snapshot,
3338 commit_message_buffer: None,
3339 git_store,
3340 paths_needing_status_update: Default::default(),
3341 job_sender: Self::spawn_remote_git_worker(project_id, client, cx),
3342 askpass_delegates: Default::default(),
3343 latest_askpass_id: 0,
3344 active_jobs: Default::default(),
3345 job_id: 0,
3346 }
3347 }
3348
3349 pub fn git_store(&self) -> Option<Entity<GitStore>> {
3350 self.git_store.upgrade()
3351 }
3352
3353 fn reload_buffer_diff_bases(&mut self, cx: &mut Context<Self>) {
3354 let this = cx.weak_entity();
3355 let git_store = self.git_store.clone();
3356 let _ = self.send_keyed_job(
3357 Some(GitJobKey::ReloadBufferDiffBases),
3358 None,
3359 |state, mut cx| async move {
3360 let RepositoryState::Local { backend, .. } = state else {
3361 log::error!("tried to recompute diffs for a non-local repository");
3362 return Ok(());
3363 };
3364
3365 let Some(this) = this.upgrade() else {
3366 return Ok(());
3367 };
3368
3369 let repo_diff_state_updates = this.update(&mut cx, |this, cx| {
3370 git_store.update(cx, |git_store, cx| {
3371 git_store
3372 .diffs
3373 .iter()
3374 .filter_map(|(buffer_id, diff_state)| {
3375 let buffer_store = git_store.buffer_store.read(cx);
3376 let buffer = buffer_store.get(*buffer_id)?;
3377 let file = File::from_dyn(buffer.read(cx).file())?;
3378 let abs_path = file.worktree.read(cx).absolutize(&file.path);
3379 let repo_path = this.abs_path_to_repo_path(&abs_path)?;
3380 log::debug!(
3381 "start reload diff bases for repo path {}",
3382 repo_path.as_unix_str()
3383 );
3384 diff_state.update(cx, |diff_state, _| {
3385 let has_unstaged_diff = diff_state
3386 .unstaged_diff
3387 .as_ref()
3388 .is_some_and(|diff| diff.is_upgradable());
3389 let has_uncommitted_diff = diff_state
3390 .uncommitted_diff
3391 .as_ref()
3392 .is_some_and(|set| set.is_upgradable());
3393
3394 Some((
3395 buffer,
3396 repo_path,
3397 has_unstaged_diff.then(|| diff_state.index_text.clone()),
3398 has_uncommitted_diff.then(|| diff_state.head_text.clone()),
3399 ))
3400 })
3401 })
3402 .collect::<Vec<_>>()
3403 })
3404 })??;
3405
3406 let buffer_diff_base_changes = cx
3407 .background_spawn(async move {
3408 let mut changes = Vec::new();
3409 for (buffer, repo_path, current_index_text, current_head_text) in
3410 &repo_diff_state_updates
3411 {
3412 let index_text = if current_index_text.is_some() {
3413 backend.load_index_text(repo_path.clone()).await
3414 } else {
3415 None
3416 };
3417 let head_text = if current_head_text.is_some() {
3418 backend.load_committed_text(repo_path.clone()).await
3419 } else {
3420 None
3421 };
3422
3423 let change =
3424 match (current_index_text.as_ref(), current_head_text.as_ref()) {
3425 (Some(current_index), Some(current_head)) => {
3426 let index_changed =
3427 index_text.as_ref() != current_index.as_deref();
3428 let head_changed =
3429 head_text.as_ref() != current_head.as_deref();
3430 if index_changed && head_changed {
3431 if index_text == head_text {
3432 Some(DiffBasesChange::SetBoth(head_text))
3433 } else {
3434 Some(DiffBasesChange::SetEach {
3435 index: index_text,
3436 head: head_text,
3437 })
3438 }
3439 } else if index_changed {
3440 Some(DiffBasesChange::SetIndex(index_text))
3441 } else if head_changed {
3442 Some(DiffBasesChange::SetHead(head_text))
3443 } else {
3444 None
3445 }
3446 }
3447 (Some(current_index), None) => {
3448 let index_changed =
3449 index_text.as_ref() != current_index.as_deref();
3450 index_changed
3451 .then_some(DiffBasesChange::SetIndex(index_text))
3452 }
3453 (None, Some(current_head)) => {
3454 let head_changed =
3455 head_text.as_ref() != current_head.as_deref();
3456 head_changed.then_some(DiffBasesChange::SetHead(head_text))
3457 }
3458 (None, None) => None,
3459 };
3460
3461 changes.push((buffer.clone(), change))
3462 }
3463 changes
3464 })
3465 .await;
3466
3467 git_store.update(&mut cx, |git_store, cx| {
3468 for (buffer, diff_bases_change) in buffer_diff_base_changes {
3469 let buffer_snapshot = buffer.read(cx).text_snapshot();
3470 let buffer_id = buffer_snapshot.remote_id();
3471 let Some(diff_state) = git_store.diffs.get(&buffer_id) else {
3472 continue;
3473 };
3474
3475 let downstream_client = git_store.downstream_client();
3476 diff_state.update(cx, |diff_state, cx| {
3477 use proto::update_diff_bases::Mode;
3478
3479 if let Some((diff_bases_change, (client, project_id))) =
3480 diff_bases_change.clone().zip(downstream_client)
3481 {
3482 let (staged_text, committed_text, mode) = match diff_bases_change {
3483 DiffBasesChange::SetIndex(index) => {
3484 (index, None, Mode::IndexOnly)
3485 }
3486 DiffBasesChange::SetHead(head) => (None, head, Mode::HeadOnly),
3487 DiffBasesChange::SetEach { index, head } => {
3488 (index, head, Mode::IndexAndHead)
3489 }
3490 DiffBasesChange::SetBoth(text) => {
3491 (None, text, Mode::IndexMatchesHead)
3492 }
3493 };
3494 client
3495 .send(proto::UpdateDiffBases {
3496 project_id: project_id.to_proto(),
3497 buffer_id: buffer_id.to_proto(),
3498 staged_text,
3499 committed_text,
3500 mode: mode as i32,
3501 })
3502 .log_err();
3503 }
3504
3505 diff_state.diff_bases_changed(buffer_snapshot, diff_bases_change, cx);
3506 });
3507 }
3508 })
3509 },
3510 );
3511 }
3512
3513 pub fn send_job<F, Fut, R>(
3514 &mut self,
3515 status: Option<SharedString>,
3516 job: F,
3517 ) -> oneshot::Receiver<R>
3518 where
3519 F: FnOnce(RepositoryState, AsyncApp) -> Fut + 'static,
3520 Fut: Future<Output = R> + 'static,
3521 R: Send + 'static,
3522 {
3523 self.send_keyed_job(None, status, job)
3524 }
3525
3526 fn send_keyed_job<F, Fut, R>(
3527 &mut self,
3528 key: Option<GitJobKey>,
3529 status: Option<SharedString>,
3530 job: F,
3531 ) -> oneshot::Receiver<R>
3532 where
3533 F: FnOnce(RepositoryState, AsyncApp) -> Fut + 'static,
3534 Fut: Future<Output = R> + 'static,
3535 R: Send + 'static,
3536 {
3537 let (result_tx, result_rx) = futures::channel::oneshot::channel();
3538 let job_id = post_inc(&mut self.job_id);
3539 let this = self.this.clone();
3540 self.job_sender
3541 .unbounded_send(GitJob {
3542 key,
3543 job: Box::new(move |state, cx: &mut AsyncApp| {
3544 let job = job(state, cx.clone());
3545 cx.spawn(async move |cx| {
3546 if let Some(s) = status.clone() {
3547 this.update(cx, |this, cx| {
3548 this.active_jobs.insert(
3549 job_id,
3550 JobInfo {
3551 start: Instant::now(),
3552 message: s.clone(),
3553 },
3554 );
3555
3556 cx.notify();
3557 })
3558 .ok();
3559 }
3560 let result = job.await;
3561
3562 this.update(cx, |this, cx| {
3563 this.active_jobs.remove(&job_id);
3564 cx.notify();
3565 })
3566 .ok();
3567
3568 result_tx.send(result).ok();
3569 })
3570 }),
3571 })
3572 .ok();
3573 result_rx
3574 }
3575
3576 pub fn set_as_active_repository(&self, cx: &mut Context<Self>) {
3577 let Some(git_store) = self.git_store.upgrade() else {
3578 return;
3579 };
3580 let entity = cx.entity();
3581 git_store.update(cx, |git_store, cx| {
3582 let Some((&id, _)) = git_store
3583 .repositories
3584 .iter()
3585 .find(|(_, handle)| *handle == &entity)
3586 else {
3587 return;
3588 };
3589 git_store.active_repo_id = Some(id);
3590 cx.emit(GitStoreEvent::ActiveRepositoryChanged(Some(id)));
3591 });
3592 }
3593
3594 pub fn cached_status(&self) -> impl '_ + Iterator<Item = StatusEntry> {
3595 self.snapshot.status()
3596 }
3597
3598 pub fn cached_stash(&self) -> GitStash {
3599 self.snapshot.stash_entries.clone()
3600 }
3601
3602 pub fn repo_path_to_project_path(&self, path: &RepoPath, cx: &App) -> Option<ProjectPath> {
3603 let git_store = self.git_store.upgrade()?;
3604 let worktree_store = git_store.read(cx).worktree_store.read(cx);
3605 let abs_path = self.snapshot.repo_path_to_abs_path(path);
3606 let abs_path = SanitizedPath::new(&abs_path);
3607 let (worktree, relative_path) = worktree_store.find_worktree(abs_path, cx)?;
3608 Some(ProjectPath {
3609 worktree_id: worktree.read(cx).id(),
3610 path: relative_path,
3611 })
3612 }
3613
3614 pub fn project_path_to_repo_path(&self, path: &ProjectPath, cx: &App) -> Option<RepoPath> {
3615 let git_store = self.git_store.upgrade()?;
3616 let worktree_store = git_store.read(cx).worktree_store.read(cx);
3617 let abs_path = worktree_store.absolutize(path, cx)?;
3618 self.snapshot.abs_path_to_repo_path(&abs_path)
3619 }
3620
3621 pub fn contains_sub_repo(&self, other: &Entity<Self>, cx: &App) -> bool {
3622 other
3623 .read(cx)
3624 .snapshot
3625 .work_directory_abs_path
3626 .starts_with(&self.snapshot.work_directory_abs_path)
3627 }
3628
3629 pub fn open_commit_buffer(
3630 &mut self,
3631 languages: Option<Arc<LanguageRegistry>>,
3632 buffer_store: Entity<BufferStore>,
3633 cx: &mut Context<Self>,
3634 ) -> Task<Result<Entity<Buffer>>> {
3635 let id = self.id;
3636 if let Some(buffer) = self.commit_message_buffer.clone() {
3637 return Task::ready(Ok(buffer));
3638 }
3639 let this = cx.weak_entity();
3640
3641 let rx = self.send_job(None, move |state, mut cx| async move {
3642 let Some(this) = this.upgrade() else {
3643 bail!("git store was dropped");
3644 };
3645 match state {
3646 RepositoryState::Local { .. } => {
3647 this.update(&mut cx, |_, cx| {
3648 Self::open_local_commit_buffer(languages, buffer_store, cx)
3649 })?
3650 .await
3651 }
3652 RepositoryState::Remote { project_id, client } => {
3653 let request = client.request(proto::OpenCommitMessageBuffer {
3654 project_id: project_id.0,
3655 repository_id: id.to_proto(),
3656 });
3657 let response = request.await.context("requesting to open commit buffer")?;
3658 let buffer_id = BufferId::new(response.buffer_id)?;
3659 let buffer = buffer_store
3660 .update(&mut cx, |buffer_store, cx| {
3661 buffer_store.wait_for_remote_buffer(buffer_id, cx)
3662 })?
3663 .await?;
3664 if let Some(language_registry) = languages {
3665 let git_commit_language =
3666 language_registry.language_for_name("Git Commit").await?;
3667 buffer.update(&mut cx, |buffer, cx| {
3668 buffer.set_language(Some(git_commit_language), cx);
3669 })?;
3670 }
3671 this.update(&mut cx, |this, _| {
3672 this.commit_message_buffer = Some(buffer.clone());
3673 })?;
3674 Ok(buffer)
3675 }
3676 }
3677 });
3678
3679 cx.spawn(|_, _: &mut AsyncApp| async move { rx.await? })
3680 }
3681
3682 fn open_local_commit_buffer(
3683 language_registry: Option<Arc<LanguageRegistry>>,
3684 buffer_store: Entity<BufferStore>,
3685 cx: &mut Context<Self>,
3686 ) -> Task<Result<Entity<Buffer>>> {
3687 cx.spawn(async move |repository, cx| {
3688 let buffer = buffer_store
3689 .update(cx, |buffer_store, cx| buffer_store.create_buffer(false, cx))?
3690 .await?;
3691
3692 if let Some(language_registry) = language_registry {
3693 let git_commit_language = language_registry.language_for_name("Git Commit").await?;
3694 buffer.update(cx, |buffer, cx| {
3695 buffer.set_language(Some(git_commit_language), cx);
3696 })?;
3697 }
3698
3699 repository.update(cx, |repository, _| {
3700 repository.commit_message_buffer = Some(buffer.clone());
3701 })?;
3702 Ok(buffer)
3703 })
3704 }
3705
3706 pub fn checkout_files(
3707 &mut self,
3708 commit: &str,
3709 paths: Vec<RepoPath>,
3710 cx: &mut Context<Self>,
3711 ) -> Task<Result<()>> {
3712 let commit = commit.to_string();
3713 let id = self.id;
3714
3715 self.spawn_job_with_tracking(
3716 paths.clone(),
3717 pending_op::GitStatus::Reverted,
3718 cx,
3719 async move |this, cx| {
3720 this.update(cx, |this, _cx| {
3721 this.send_job(
3722 Some(format!("git checkout {}", commit).into()),
3723 move |git_repo, _| async move {
3724 match git_repo {
3725 RepositoryState::Local {
3726 backend,
3727 environment,
3728 ..
3729 } => {
3730 backend
3731 .checkout_files(commit, paths, environment.clone())
3732 .await
3733 }
3734 RepositoryState::Remote { project_id, client } => {
3735 client
3736 .request(proto::GitCheckoutFiles {
3737 project_id: project_id.0,
3738 repository_id: id.to_proto(),
3739 commit,
3740 paths: paths
3741 .into_iter()
3742 .map(|p| p.to_proto())
3743 .collect(),
3744 })
3745 .await?;
3746
3747 Ok(())
3748 }
3749 }
3750 },
3751 )
3752 })?
3753 .await?
3754 },
3755 )
3756 }
3757
3758 pub fn reset(
3759 &mut self,
3760 commit: String,
3761 reset_mode: ResetMode,
3762 _cx: &mut App,
3763 ) -> oneshot::Receiver<Result<()>> {
3764 let id = self.id;
3765
3766 self.send_job(None, move |git_repo, _| async move {
3767 match git_repo {
3768 RepositoryState::Local {
3769 backend,
3770 environment,
3771 ..
3772 } => backend.reset(commit, reset_mode, environment).await,
3773 RepositoryState::Remote { project_id, client } => {
3774 client
3775 .request(proto::GitReset {
3776 project_id: project_id.0,
3777 repository_id: id.to_proto(),
3778 commit,
3779 mode: match reset_mode {
3780 ResetMode::Soft => git_reset::ResetMode::Soft.into(),
3781 ResetMode::Mixed => git_reset::ResetMode::Mixed.into(),
3782 },
3783 })
3784 .await?;
3785
3786 Ok(())
3787 }
3788 }
3789 })
3790 }
3791
3792 pub fn show(&mut self, commit: String) -> oneshot::Receiver<Result<CommitDetails>> {
3793 let id = self.id;
3794 self.send_job(None, move |git_repo, _cx| async move {
3795 match git_repo {
3796 RepositoryState::Local { backend, .. } => backend.show(commit).await,
3797 RepositoryState::Remote { project_id, client } => {
3798 let resp = client
3799 .request(proto::GitShow {
3800 project_id: project_id.0,
3801 repository_id: id.to_proto(),
3802 commit,
3803 })
3804 .await?;
3805
3806 Ok(CommitDetails {
3807 sha: resp.sha.into(),
3808 message: resp.message.into(),
3809 commit_timestamp: resp.commit_timestamp,
3810 author_email: resp.author_email.into(),
3811 author_name: resp.author_name.into(),
3812 })
3813 }
3814 }
3815 })
3816 }
3817
3818 pub fn load_commit_diff(&mut self, commit: String) -> oneshot::Receiver<Result<CommitDiff>> {
3819 let id = self.id;
3820 self.send_job(None, move |git_repo, cx| async move {
3821 match git_repo {
3822 RepositoryState::Local { backend, .. } => backend.load_commit(commit, cx).await,
3823 RepositoryState::Remote {
3824 client, project_id, ..
3825 } => {
3826 let response = client
3827 .request(proto::LoadCommitDiff {
3828 project_id: project_id.0,
3829 repository_id: id.to_proto(),
3830 commit,
3831 })
3832 .await?;
3833 Ok(CommitDiff {
3834 files: response
3835 .files
3836 .into_iter()
3837 .map(|file| {
3838 Ok(CommitFile {
3839 path: RepoPath::from_proto(&file.path)?,
3840 old_text: file.old_text,
3841 new_text: file.new_text,
3842 })
3843 })
3844 .collect::<Result<Vec<_>>>()?,
3845 })
3846 }
3847 }
3848 })
3849 }
3850
3851 fn buffer_store(&self, cx: &App) -> Option<Entity<BufferStore>> {
3852 Some(self.git_store.upgrade()?.read(cx).buffer_store.clone())
3853 }
3854
3855 fn save_buffers<'a>(
3856 &self,
3857 entries: impl IntoIterator<Item = &'a RepoPath>,
3858 cx: &mut Context<Self>,
3859 ) -> Vec<Task<anyhow::Result<()>>> {
3860 let mut save_futures = Vec::new();
3861 if let Some(buffer_store) = self.buffer_store(cx) {
3862 buffer_store.update(cx, |buffer_store, cx| {
3863 for path in entries {
3864 let Some(project_path) = self.repo_path_to_project_path(path, cx) else {
3865 continue;
3866 };
3867 if let Some(buffer) = buffer_store.get_by_path(&project_path)
3868 && buffer
3869 .read(cx)
3870 .file()
3871 .is_some_and(|file| file.disk_state().exists())
3872 && buffer.read(cx).has_unsaved_edits()
3873 {
3874 save_futures.push(buffer_store.save_buffer(buffer, cx));
3875 }
3876 }
3877 })
3878 }
3879 save_futures
3880 }
3881
3882 pub fn stage_entries(
3883 &mut self,
3884 entries: Vec<RepoPath>,
3885 cx: &mut Context<Self>,
3886 ) -> Task<anyhow::Result<()>> {
3887 if entries.is_empty() {
3888 return Task::ready(Ok(()));
3889 }
3890 let id = self.id;
3891 let save_tasks = self.save_buffers(&entries, cx);
3892 let paths = entries
3893 .iter()
3894 .map(|p| p.as_unix_str())
3895 .collect::<Vec<_>>()
3896 .join(" ");
3897 let status = format!("git add {paths}");
3898 let job_key = GitJobKey::WriteIndex(entries.clone());
3899
3900 self.spawn_job_with_tracking(
3901 entries.clone(),
3902 pending_op::GitStatus::Staged,
3903 cx,
3904 async move |this, cx| {
3905 for save_task in save_tasks {
3906 save_task.await?;
3907 }
3908
3909 this.update(cx, |this, _| {
3910 this.send_keyed_job(
3911 Some(job_key),
3912 Some(status.into()),
3913 move |git_repo, _cx| async move {
3914 match git_repo {
3915 RepositoryState::Local {
3916 backend,
3917 environment,
3918 ..
3919 } => backend.stage_paths(entries, environment.clone()).await,
3920 RepositoryState::Remote { project_id, client } => {
3921 client
3922 .request(proto::Stage {
3923 project_id: project_id.0,
3924 repository_id: id.to_proto(),
3925 paths: entries
3926 .into_iter()
3927 .map(|repo_path| repo_path.to_proto())
3928 .collect(),
3929 })
3930 .await
3931 .context("sending stage request")?;
3932
3933 Ok(())
3934 }
3935 }
3936 },
3937 )
3938 })?
3939 .await?
3940 },
3941 )
3942 }
3943
3944 pub fn unstage_entries(
3945 &mut self,
3946 entries: Vec<RepoPath>,
3947 cx: &mut Context<Self>,
3948 ) -> Task<anyhow::Result<()>> {
3949 if entries.is_empty() {
3950 return Task::ready(Ok(()));
3951 }
3952 let id = self.id;
3953 let save_tasks = self.save_buffers(&entries, cx);
3954 let paths = entries
3955 .iter()
3956 .map(|p| p.as_unix_str())
3957 .collect::<Vec<_>>()
3958 .join(" ");
3959 let status = format!("git reset {paths}");
3960 let job_key = GitJobKey::WriteIndex(entries.clone());
3961
3962 self.spawn_job_with_tracking(
3963 entries.clone(),
3964 pending_op::GitStatus::Unstaged,
3965 cx,
3966 async move |this, cx| {
3967 for save_task in save_tasks {
3968 save_task.await?;
3969 }
3970
3971 this.update(cx, |this, _| {
3972 this.send_keyed_job(
3973 Some(job_key),
3974 Some(status.into()),
3975 move |git_repo, _cx| async move {
3976 match git_repo {
3977 RepositoryState::Local {
3978 backend,
3979 environment,
3980 ..
3981 } => backend.unstage_paths(entries, environment).await,
3982 RepositoryState::Remote { project_id, client } => {
3983 client
3984 .request(proto::Unstage {
3985 project_id: project_id.0,
3986 repository_id: id.to_proto(),
3987 paths: entries
3988 .into_iter()
3989 .map(|repo_path| repo_path.to_proto())
3990 .collect(),
3991 })
3992 .await
3993 .context("sending unstage request")?;
3994
3995 Ok(())
3996 }
3997 }
3998 },
3999 )
4000 })?
4001 .await?
4002 },
4003 )
4004 }
4005
4006 pub fn stage_all(&mut self, cx: &mut Context<Self>) -> Task<anyhow::Result<()>> {
4007 let to_stage = self
4008 .cached_status()
4009 .filter_map(|entry| {
4010 if let Some(ops) = self.pending_ops_for_path(&entry.repo_path) {
4011 if ops.staging() || ops.staged() {
4012 None
4013 } else {
4014 Some(entry.repo_path)
4015 }
4016 } else if entry.status.staging().has_staged() {
4017 None
4018 } else {
4019 Some(entry.repo_path)
4020 }
4021 })
4022 .collect();
4023 self.stage_entries(to_stage, cx)
4024 }
4025
4026 pub fn unstage_all(&mut self, cx: &mut Context<Self>) -> Task<anyhow::Result<()>> {
4027 let to_unstage = self
4028 .cached_status()
4029 .filter_map(|entry| {
4030 if let Some(ops) = self.pending_ops_for_path(&entry.repo_path) {
4031 if !ops.staging() && !ops.staged() {
4032 None
4033 } else {
4034 Some(entry.repo_path)
4035 }
4036 } else if entry.status.staging().has_unstaged() {
4037 None
4038 } else {
4039 Some(entry.repo_path)
4040 }
4041 })
4042 .collect();
4043 self.unstage_entries(to_unstage, cx)
4044 }
4045
4046 pub fn stash_all(&mut self, cx: &mut Context<Self>) -> Task<anyhow::Result<()>> {
4047 let to_stash = self.cached_status().map(|entry| entry.repo_path).collect();
4048
4049 self.stash_entries(to_stash, cx)
4050 }
4051
4052 pub fn stash_entries(
4053 &mut self,
4054 entries: Vec<RepoPath>,
4055 cx: &mut Context<Self>,
4056 ) -> Task<anyhow::Result<()>> {
4057 let id = self.id;
4058
4059 cx.spawn(async move |this, cx| {
4060 this.update(cx, |this, _| {
4061 this.send_job(None, move |git_repo, _cx| async move {
4062 match git_repo {
4063 RepositoryState::Local {
4064 backend,
4065 environment,
4066 ..
4067 } => backend.stash_paths(entries, environment).await,
4068 RepositoryState::Remote { project_id, client } => {
4069 client
4070 .request(proto::Stash {
4071 project_id: project_id.0,
4072 repository_id: id.to_proto(),
4073 paths: entries
4074 .into_iter()
4075 .map(|repo_path| repo_path.to_proto())
4076 .collect(),
4077 })
4078 .await
4079 .context("sending stash request")?;
4080 Ok(())
4081 }
4082 }
4083 })
4084 })?
4085 .await??;
4086 Ok(())
4087 })
4088 }
4089
4090 pub fn stash_pop(
4091 &mut self,
4092 index: Option<usize>,
4093 cx: &mut Context<Self>,
4094 ) -> Task<anyhow::Result<()>> {
4095 let id = self.id;
4096 cx.spawn(async move |this, cx| {
4097 this.update(cx, |this, _| {
4098 this.send_job(None, move |git_repo, _cx| async move {
4099 match git_repo {
4100 RepositoryState::Local {
4101 backend,
4102 environment,
4103 ..
4104 } => backend.stash_pop(index, environment).await,
4105 RepositoryState::Remote { project_id, client } => {
4106 client
4107 .request(proto::StashPop {
4108 project_id: project_id.0,
4109 repository_id: id.to_proto(),
4110 stash_index: index.map(|i| i as u64),
4111 })
4112 .await
4113 .context("sending stash pop request")?;
4114 Ok(())
4115 }
4116 }
4117 })
4118 })?
4119 .await??;
4120 Ok(())
4121 })
4122 }
4123
4124 pub fn stash_apply(
4125 &mut self,
4126 index: Option<usize>,
4127 cx: &mut Context<Self>,
4128 ) -> Task<anyhow::Result<()>> {
4129 let id = self.id;
4130 cx.spawn(async move |this, cx| {
4131 this.update(cx, |this, _| {
4132 this.send_job(None, move |git_repo, _cx| async move {
4133 match git_repo {
4134 RepositoryState::Local {
4135 backend,
4136 environment,
4137 ..
4138 } => backend.stash_apply(index, environment).await,
4139 RepositoryState::Remote { project_id, client } => {
4140 client
4141 .request(proto::StashApply {
4142 project_id: project_id.0,
4143 repository_id: id.to_proto(),
4144 stash_index: index.map(|i| i as u64),
4145 })
4146 .await
4147 .context("sending stash apply request")?;
4148 Ok(())
4149 }
4150 }
4151 })
4152 })?
4153 .await??;
4154 Ok(())
4155 })
4156 }
4157
4158 pub fn stash_drop(
4159 &mut self,
4160 index: Option<usize>,
4161 cx: &mut Context<Self>,
4162 ) -> oneshot::Receiver<anyhow::Result<()>> {
4163 let id = self.id;
4164 let updates_tx = self
4165 .git_store()
4166 .and_then(|git_store| match &git_store.read(cx).state {
4167 GitStoreState::Local { downstream, .. } => downstream
4168 .as_ref()
4169 .map(|downstream| downstream.updates_tx.clone()),
4170 _ => None,
4171 });
4172 let this = cx.weak_entity();
4173 self.send_job(None, move |git_repo, mut cx| async move {
4174 match git_repo {
4175 RepositoryState::Local {
4176 backend,
4177 environment,
4178 ..
4179 } => {
4180 // TODO would be nice to not have to do this manually
4181 let result = backend.stash_drop(index, environment).await;
4182 if result.is_ok()
4183 && let Ok(stash_entries) = backend.stash_entries().await
4184 {
4185 let snapshot = this.update(&mut cx, |this, cx| {
4186 this.snapshot.stash_entries = stash_entries;
4187 cx.emit(RepositoryEvent::StashEntriesChanged);
4188 this.snapshot.clone()
4189 })?;
4190 if let Some(updates_tx) = updates_tx {
4191 updates_tx
4192 .unbounded_send(DownstreamUpdate::UpdateRepository(snapshot))
4193 .ok();
4194 }
4195 }
4196
4197 result
4198 }
4199 RepositoryState::Remote { project_id, client } => {
4200 client
4201 .request(proto::StashDrop {
4202 project_id: project_id.0,
4203 repository_id: id.to_proto(),
4204 stash_index: index.map(|i| i as u64),
4205 })
4206 .await
4207 .context("sending stash pop request")?;
4208 Ok(())
4209 }
4210 }
4211 })
4212 }
4213
4214 pub fn commit(
4215 &mut self,
4216 message: SharedString,
4217 name_and_email: Option<(SharedString, SharedString)>,
4218 options: CommitOptions,
4219 _cx: &mut App,
4220 ) -> oneshot::Receiver<Result<()>> {
4221 let id = self.id;
4222
4223 self.send_job(Some("git commit".into()), move |git_repo, _cx| async move {
4224 match git_repo {
4225 RepositoryState::Local {
4226 backend,
4227 environment,
4228 ..
4229 } => {
4230 backend
4231 .commit(message, name_and_email, options, environment)
4232 .await
4233 }
4234 RepositoryState::Remote { project_id, client } => {
4235 let (name, email) = name_and_email.unzip();
4236 client
4237 .request(proto::Commit {
4238 project_id: project_id.0,
4239 repository_id: id.to_proto(),
4240 message: String::from(message),
4241 name: name.map(String::from),
4242 email: email.map(String::from),
4243 options: Some(proto::commit::CommitOptions {
4244 amend: options.amend,
4245 signoff: options.signoff,
4246 }),
4247 })
4248 .await
4249 .context("sending commit request")?;
4250
4251 Ok(())
4252 }
4253 }
4254 })
4255 }
4256
4257 pub fn fetch(
4258 &mut self,
4259 fetch_options: FetchOptions,
4260 askpass: AskPassDelegate,
4261 _cx: &mut App,
4262 ) -> oneshot::Receiver<Result<RemoteCommandOutput>> {
4263 let askpass_delegates = self.askpass_delegates.clone();
4264 let askpass_id = util::post_inc(&mut self.latest_askpass_id);
4265 let id = self.id;
4266
4267 self.send_job(Some("git fetch".into()), move |git_repo, cx| async move {
4268 match git_repo {
4269 RepositoryState::Local {
4270 backend,
4271 environment,
4272 ..
4273 } => backend.fetch(fetch_options, askpass, environment, cx).await,
4274 RepositoryState::Remote { project_id, client } => {
4275 askpass_delegates.lock().insert(askpass_id, askpass);
4276 let _defer = util::defer(|| {
4277 let askpass_delegate = askpass_delegates.lock().remove(&askpass_id);
4278 debug_assert!(askpass_delegate.is_some());
4279 });
4280
4281 let response = client
4282 .request(proto::Fetch {
4283 project_id: project_id.0,
4284 repository_id: id.to_proto(),
4285 askpass_id,
4286 remote: fetch_options.to_proto(),
4287 })
4288 .await
4289 .context("sending fetch request")?;
4290
4291 Ok(RemoteCommandOutput {
4292 stdout: response.stdout,
4293 stderr: response.stderr,
4294 })
4295 }
4296 }
4297 })
4298 }
4299
4300 pub fn push(
4301 &mut self,
4302 branch: SharedString,
4303 remote: SharedString,
4304 options: Option<PushOptions>,
4305 askpass: AskPassDelegate,
4306 cx: &mut Context<Self>,
4307 ) -> oneshot::Receiver<Result<RemoteCommandOutput>> {
4308 let askpass_delegates = self.askpass_delegates.clone();
4309 let askpass_id = util::post_inc(&mut self.latest_askpass_id);
4310 let id = self.id;
4311
4312 let args = options
4313 .map(|option| match option {
4314 PushOptions::SetUpstream => " --set-upstream",
4315 PushOptions::Force => " --force-with-lease",
4316 })
4317 .unwrap_or("");
4318
4319 let updates_tx = self
4320 .git_store()
4321 .and_then(|git_store| match &git_store.read(cx).state {
4322 GitStoreState::Local { downstream, .. } => downstream
4323 .as_ref()
4324 .map(|downstream| downstream.updates_tx.clone()),
4325 _ => None,
4326 });
4327
4328 let this = cx.weak_entity();
4329 self.send_job(
4330 Some(format!("git push {} {} {}", args, remote, branch).into()),
4331 move |git_repo, mut cx| async move {
4332 match git_repo {
4333 RepositoryState::Local {
4334 backend,
4335 environment,
4336 ..
4337 } => {
4338 let result = backend
4339 .push(
4340 branch.to_string(),
4341 remote.to_string(),
4342 options,
4343 askpass,
4344 environment.clone(),
4345 cx.clone(),
4346 )
4347 .await;
4348 // TODO would be nice to not have to do this manually
4349 if result.is_ok() {
4350 let branches = backend.branches().await?;
4351 let branch = branches.into_iter().find(|branch| branch.is_head);
4352 log::info!("head branch after scan is {branch:?}");
4353 let snapshot = this.update(&mut cx, |this, cx| {
4354 this.snapshot.branch = branch;
4355 cx.emit(RepositoryEvent::BranchChanged);
4356 this.snapshot.clone()
4357 })?;
4358 if let Some(updates_tx) = updates_tx {
4359 updates_tx
4360 .unbounded_send(DownstreamUpdate::UpdateRepository(snapshot))
4361 .ok();
4362 }
4363 }
4364 result
4365 }
4366 RepositoryState::Remote { project_id, client } => {
4367 askpass_delegates.lock().insert(askpass_id, askpass);
4368 let _defer = util::defer(|| {
4369 let askpass_delegate = askpass_delegates.lock().remove(&askpass_id);
4370 debug_assert!(askpass_delegate.is_some());
4371 });
4372 let response = client
4373 .request(proto::Push {
4374 project_id: project_id.0,
4375 repository_id: id.to_proto(),
4376 askpass_id,
4377 branch_name: branch.to_string(),
4378 remote_name: remote.to_string(),
4379 options: options.map(|options| match options {
4380 PushOptions::Force => proto::push::PushOptions::Force,
4381 PushOptions::SetUpstream => {
4382 proto::push::PushOptions::SetUpstream
4383 }
4384 }
4385 as i32),
4386 })
4387 .await
4388 .context("sending push request")?;
4389
4390 Ok(RemoteCommandOutput {
4391 stdout: response.stdout,
4392 stderr: response.stderr,
4393 })
4394 }
4395 }
4396 },
4397 )
4398 }
4399
4400 pub fn pull(
4401 &mut self,
4402 branch: Option<SharedString>,
4403 remote: SharedString,
4404 rebase: bool,
4405 askpass: AskPassDelegate,
4406 _cx: &mut App,
4407 ) -> oneshot::Receiver<Result<RemoteCommandOutput>> {
4408 let askpass_delegates = self.askpass_delegates.clone();
4409 let askpass_id = util::post_inc(&mut self.latest_askpass_id);
4410 let id = self.id;
4411
4412 let mut status = "git pull".to_string();
4413 if rebase {
4414 status.push_str(" --rebase");
4415 }
4416 status.push_str(&format!(" {}", remote));
4417 if let Some(b) = &branch {
4418 status.push_str(&format!(" {}", b));
4419 }
4420
4421 self.send_job(Some(status.into()), move |git_repo, cx| async move {
4422 match git_repo {
4423 RepositoryState::Local {
4424 backend,
4425 environment,
4426 ..
4427 } => {
4428 backend
4429 .pull(
4430 branch.as_ref().map(|b| b.to_string()),
4431 remote.to_string(),
4432 rebase,
4433 askpass,
4434 environment.clone(),
4435 cx,
4436 )
4437 .await
4438 }
4439 RepositoryState::Remote { project_id, client } => {
4440 askpass_delegates.lock().insert(askpass_id, askpass);
4441 let _defer = util::defer(|| {
4442 let askpass_delegate = askpass_delegates.lock().remove(&askpass_id);
4443 debug_assert!(askpass_delegate.is_some());
4444 });
4445 let response = client
4446 .request(proto::Pull {
4447 project_id: project_id.0,
4448 repository_id: id.to_proto(),
4449 askpass_id,
4450 rebase,
4451 branch_name: branch.as_ref().map(|b| b.to_string()),
4452 remote_name: remote.to_string(),
4453 })
4454 .await
4455 .context("sending pull request")?;
4456
4457 Ok(RemoteCommandOutput {
4458 stdout: response.stdout,
4459 stderr: response.stderr,
4460 })
4461 }
4462 }
4463 })
4464 }
4465
4466 fn spawn_set_index_text_job(
4467 &mut self,
4468 path: RepoPath,
4469 content: Option<String>,
4470 hunk_staging_operation_count: Option<usize>,
4471 cx: &mut Context<Self>,
4472 ) -> oneshot::Receiver<anyhow::Result<()>> {
4473 let id = self.id;
4474 let this = cx.weak_entity();
4475 let git_store = self.git_store.clone();
4476 self.send_keyed_job(
4477 Some(GitJobKey::WriteIndex(vec![path.clone()])),
4478 None,
4479 move |git_repo, mut cx| async move {
4480 log::debug!(
4481 "start updating index text for buffer {}",
4482 path.as_unix_str()
4483 );
4484 match git_repo {
4485 RepositoryState::Local {
4486 backend,
4487 environment,
4488 ..
4489 } => {
4490 backend
4491 .set_index_text(path.clone(), content, environment.clone())
4492 .await?;
4493 }
4494 RepositoryState::Remote { project_id, client } => {
4495 client
4496 .request(proto::SetIndexText {
4497 project_id: project_id.0,
4498 repository_id: id.to_proto(),
4499 path: path.to_proto(),
4500 text: content,
4501 })
4502 .await?;
4503 }
4504 }
4505 log::debug!(
4506 "finish updating index text for buffer {}",
4507 path.as_unix_str()
4508 );
4509
4510 if let Some(hunk_staging_operation_count) = hunk_staging_operation_count {
4511 let project_path = this
4512 .read_with(&cx, |this, cx| this.repo_path_to_project_path(&path, cx))
4513 .ok()
4514 .flatten();
4515 git_store.update(&mut cx, |git_store, cx| {
4516 let buffer_id = git_store
4517 .buffer_store
4518 .read(cx)
4519 .get_by_path(&project_path?)?
4520 .read(cx)
4521 .remote_id();
4522 let diff_state = git_store.diffs.get(&buffer_id)?;
4523 diff_state.update(cx, |diff_state, _| {
4524 diff_state.hunk_staging_operation_count_as_of_write =
4525 hunk_staging_operation_count;
4526 });
4527 Some(())
4528 })?;
4529 }
4530 Ok(())
4531 },
4532 )
4533 }
4534
4535 pub fn get_remotes(
4536 &mut self,
4537 branch_name: Option<String>,
4538 ) -> oneshot::Receiver<Result<Vec<Remote>>> {
4539 let id = self.id;
4540 self.send_job(None, move |repo, _cx| async move {
4541 match repo {
4542 RepositoryState::Local { backend, .. } => backend.get_remotes(branch_name).await,
4543 RepositoryState::Remote { project_id, client } => {
4544 let response = client
4545 .request(proto::GetRemotes {
4546 project_id: project_id.0,
4547 repository_id: id.to_proto(),
4548 branch_name,
4549 })
4550 .await?;
4551
4552 let remotes = response
4553 .remotes
4554 .into_iter()
4555 .map(|remotes| git::repository::Remote {
4556 name: remotes.name.into(),
4557 })
4558 .collect();
4559
4560 Ok(remotes)
4561 }
4562 }
4563 })
4564 }
4565
4566 pub fn branches(&mut self) -> oneshot::Receiver<Result<Vec<Branch>>> {
4567 let id = self.id;
4568 self.send_job(None, move |repo, _| async move {
4569 match repo {
4570 RepositoryState::Local { backend, .. } => backend.branches().await,
4571 RepositoryState::Remote { project_id, client } => {
4572 let response = client
4573 .request(proto::GitGetBranches {
4574 project_id: project_id.0,
4575 repository_id: id.to_proto(),
4576 })
4577 .await?;
4578
4579 let branches = response
4580 .branches
4581 .into_iter()
4582 .map(|branch| proto_to_branch(&branch))
4583 .collect();
4584
4585 Ok(branches)
4586 }
4587 }
4588 })
4589 }
4590
4591 pub fn worktrees(&mut self) -> oneshot::Receiver<Result<Vec<GitWorktree>>> {
4592 let id = self.id;
4593 self.send_job(None, move |repo, _| async move {
4594 match repo {
4595 RepositoryState::Local { backend, .. } => backend.worktrees().await,
4596 RepositoryState::Remote { project_id, client } => {
4597 let response = client
4598 .request(proto::GitGetWorktrees {
4599 project_id: project_id.0,
4600 repository_id: id.to_proto(),
4601 })
4602 .await?;
4603
4604 let worktrees = response
4605 .worktrees
4606 .into_iter()
4607 .map(|worktree| proto_to_worktree(&worktree))
4608 .collect();
4609
4610 Ok(worktrees)
4611 }
4612 }
4613 })
4614 }
4615
4616 pub fn create_worktree(
4617 &mut self,
4618 name: String,
4619 path: PathBuf,
4620 commit: Option<String>,
4621 ) -> oneshot::Receiver<Result<()>> {
4622 let id = self.id;
4623 self.send_job(
4624 Some("git worktree add".into()),
4625 move |repo, _cx| async move {
4626 match repo {
4627 RepositoryState::Local { backend, .. } => {
4628 backend.create_worktree(name, path, commit).await
4629 }
4630 RepositoryState::Remote { project_id, client } => {
4631 client
4632 .request(proto::GitCreateWorktree {
4633 project_id: project_id.0,
4634 repository_id: id.to_proto(),
4635 name,
4636 directory: path.to_string_lossy().to_string(),
4637 commit,
4638 })
4639 .await?;
4640
4641 Ok(())
4642 }
4643 }
4644 },
4645 )
4646 }
4647
4648 pub fn default_branch(&mut self) -> oneshot::Receiver<Result<Option<SharedString>>> {
4649 let id = self.id;
4650 self.send_job(None, move |repo, _| async move {
4651 match repo {
4652 RepositoryState::Local { backend, .. } => backend.default_branch().await,
4653 RepositoryState::Remote { project_id, client } => {
4654 let response = client
4655 .request(proto::GetDefaultBranch {
4656 project_id: project_id.0,
4657 repository_id: id.to_proto(),
4658 })
4659 .await?;
4660
4661 anyhow::Ok(response.branch.map(SharedString::from))
4662 }
4663 }
4664 })
4665 }
4666
4667 pub fn diff_tree(
4668 &mut self,
4669 diff_type: DiffTreeType,
4670 _cx: &App,
4671 ) -> oneshot::Receiver<Result<TreeDiff>> {
4672 let repository_id = self.snapshot.id;
4673 self.send_job(None, move |repo, _cx| async move {
4674 match repo {
4675 RepositoryState::Local { backend, .. } => backend.diff_tree(diff_type).await,
4676 RepositoryState::Remote { client, project_id } => {
4677 let response = client
4678 .request(proto::GetTreeDiff {
4679 project_id: project_id.0,
4680 repository_id: repository_id.0,
4681 is_merge: matches!(diff_type, DiffTreeType::MergeBase { .. }),
4682 base: diff_type.base().to_string(),
4683 head: diff_type.head().to_string(),
4684 })
4685 .await?;
4686
4687 let entries = response
4688 .entries
4689 .into_iter()
4690 .filter_map(|entry| {
4691 let status = match entry.status() {
4692 proto::tree_diff_status::Status::Added => TreeDiffStatus::Added,
4693 proto::tree_diff_status::Status::Modified => {
4694 TreeDiffStatus::Modified {
4695 old: git::Oid::from_str(
4696 &entry.oid.context("missing oid").log_err()?,
4697 )
4698 .log_err()?,
4699 }
4700 }
4701 proto::tree_diff_status::Status::Deleted => {
4702 TreeDiffStatus::Deleted {
4703 old: git::Oid::from_str(
4704 &entry.oid.context("missing oid").log_err()?,
4705 )
4706 .log_err()?,
4707 }
4708 }
4709 };
4710 Some((
4711 RepoPath(RelPath::from_proto(&entry.path).log_err()?),
4712 status,
4713 ))
4714 })
4715 .collect();
4716
4717 Ok(TreeDiff { entries })
4718 }
4719 }
4720 })
4721 }
4722
4723 pub fn diff(&mut self, diff_type: DiffType, _cx: &App) -> oneshot::Receiver<Result<String>> {
4724 let id = self.id;
4725 self.send_job(None, move |repo, _cx| async move {
4726 match repo {
4727 RepositoryState::Local { backend, .. } => backend.diff(diff_type).await,
4728 RepositoryState::Remote { project_id, client } => {
4729 let response = client
4730 .request(proto::GitDiff {
4731 project_id: project_id.0,
4732 repository_id: id.to_proto(),
4733 diff_type: match diff_type {
4734 DiffType::HeadToIndex => {
4735 proto::git_diff::DiffType::HeadToIndex.into()
4736 }
4737 DiffType::HeadToWorktree => {
4738 proto::git_diff::DiffType::HeadToWorktree.into()
4739 }
4740 },
4741 })
4742 .await?;
4743
4744 Ok(response.diff)
4745 }
4746 }
4747 })
4748 }
4749
4750 pub fn create_branch(
4751 &mut self,
4752 branch_name: String,
4753 base_branch: Option<String>,
4754 ) -> oneshot::Receiver<Result<()>> {
4755 let id = self.id;
4756 let status_msg = if let Some(ref base) = base_branch {
4757 format!("git switch -c {branch_name} {base}").into()
4758 } else {
4759 format!("git switch -c {branch_name}").into()
4760 };
4761 self.send_job(Some(status_msg), move |repo, _cx| async move {
4762 match repo {
4763 RepositoryState::Local { backend, .. } => {
4764 backend.create_branch(branch_name, base_branch).await
4765 }
4766 RepositoryState::Remote { project_id, client } => {
4767 client
4768 .request(proto::GitCreateBranch {
4769 project_id: project_id.0,
4770 repository_id: id.to_proto(),
4771 branch_name,
4772 })
4773 .await?;
4774
4775 Ok(())
4776 }
4777 }
4778 })
4779 }
4780
4781 pub fn change_branch(&mut self, branch_name: String) -> oneshot::Receiver<Result<()>> {
4782 let id = self.id;
4783 self.send_job(
4784 Some(format!("git switch {branch_name}").into()),
4785 move |repo, _cx| async move {
4786 match repo {
4787 RepositoryState::Local { backend, .. } => {
4788 backend.change_branch(branch_name).await
4789 }
4790 RepositoryState::Remote { project_id, client } => {
4791 client
4792 .request(proto::GitChangeBranch {
4793 project_id: project_id.0,
4794 repository_id: id.to_proto(),
4795 branch_name,
4796 })
4797 .await?;
4798
4799 Ok(())
4800 }
4801 }
4802 },
4803 )
4804 }
4805
4806 pub fn rename_branch(
4807 &mut self,
4808 branch: String,
4809 new_name: String,
4810 ) -> oneshot::Receiver<Result<()>> {
4811 let id = self.id;
4812 self.send_job(
4813 Some(format!("git branch -m {branch} {new_name}").into()),
4814 move |repo, _cx| async move {
4815 match repo {
4816 RepositoryState::Local { backend, .. } => {
4817 backend.rename_branch(branch, new_name).await
4818 }
4819 RepositoryState::Remote { project_id, client } => {
4820 client
4821 .request(proto::GitRenameBranch {
4822 project_id: project_id.0,
4823 repository_id: id.to_proto(),
4824 branch,
4825 new_name,
4826 })
4827 .await?;
4828
4829 Ok(())
4830 }
4831 }
4832 },
4833 )
4834 }
4835
4836 pub fn check_for_pushed_commits(&mut self) -> oneshot::Receiver<Result<Vec<SharedString>>> {
4837 let id = self.id;
4838 self.send_job(None, move |repo, _cx| async move {
4839 match repo {
4840 RepositoryState::Local { backend, .. } => backend.check_for_pushed_commit().await,
4841 RepositoryState::Remote { project_id, client } => {
4842 let response = client
4843 .request(proto::CheckForPushedCommits {
4844 project_id: project_id.0,
4845 repository_id: id.to_proto(),
4846 })
4847 .await?;
4848
4849 let branches = response.pushed_to.into_iter().map(Into::into).collect();
4850
4851 Ok(branches)
4852 }
4853 }
4854 })
4855 }
4856
4857 pub fn checkpoint(&mut self) -> oneshot::Receiver<Result<GitRepositoryCheckpoint>> {
4858 self.send_job(None, |repo, _cx| async move {
4859 match repo {
4860 RepositoryState::Local { backend, .. } => backend.checkpoint().await,
4861 RepositoryState::Remote { .. } => anyhow::bail!("not implemented yet"),
4862 }
4863 })
4864 }
4865
4866 pub fn restore_checkpoint(
4867 &mut self,
4868 checkpoint: GitRepositoryCheckpoint,
4869 ) -> oneshot::Receiver<Result<()>> {
4870 self.send_job(None, move |repo, _cx| async move {
4871 match repo {
4872 RepositoryState::Local { backend, .. } => {
4873 backend.restore_checkpoint(checkpoint).await
4874 }
4875 RepositoryState::Remote { .. } => anyhow::bail!("not implemented yet"),
4876 }
4877 })
4878 }
4879
4880 pub(crate) fn apply_remote_update(
4881 &mut self,
4882 update: proto::UpdateRepository,
4883 cx: &mut Context<Self>,
4884 ) -> Result<()> {
4885 let conflicted_paths = TreeSet::from_ordered_entries(
4886 update
4887 .current_merge_conflicts
4888 .into_iter()
4889 .filter_map(|path| RepoPath::from_proto(&path).log_err()),
4890 );
4891 let new_branch = update.branch_summary.as_ref().map(proto_to_branch);
4892 let new_head_commit = update
4893 .head_commit_details
4894 .as_ref()
4895 .map(proto_to_commit_details);
4896 if self.snapshot.branch != new_branch || self.snapshot.head_commit != new_head_commit {
4897 cx.emit(RepositoryEvent::BranchChanged)
4898 }
4899 self.snapshot.branch = new_branch;
4900 self.snapshot.head_commit = new_head_commit;
4901
4902 self.snapshot.merge.conflicted_paths = conflicted_paths;
4903 self.snapshot.merge.message = update.merge_message.map(SharedString::from);
4904 let new_stash_entries = GitStash {
4905 entries: update
4906 .stash_entries
4907 .iter()
4908 .filter_map(|entry| proto_to_stash(entry).ok())
4909 .collect(),
4910 };
4911 if self.snapshot.stash_entries != new_stash_entries {
4912 cx.emit(RepositoryEvent::StashEntriesChanged)
4913 }
4914 self.snapshot.stash_entries = new_stash_entries;
4915
4916 let edits = update
4917 .removed_statuses
4918 .into_iter()
4919 .filter_map(|path| {
4920 Some(sum_tree::Edit::Remove(PathKey(
4921 RelPath::from_proto(&path).log_err()?,
4922 )))
4923 })
4924 .chain(
4925 update
4926 .updated_statuses
4927 .into_iter()
4928 .filter_map(|updated_status| {
4929 Some(sum_tree::Edit::Insert(updated_status.try_into().log_err()?))
4930 }),
4931 )
4932 .collect::<Vec<_>>();
4933 if !edits.is_empty() {
4934 cx.emit(RepositoryEvent::StatusesChanged { full_scan: true });
4935 }
4936 self.snapshot.statuses_by_path.edit(edits, ());
4937 if update.is_last_update {
4938 self.snapshot.scan_id = update.scan_id;
4939 }
4940 Ok(())
4941 }
4942
4943 pub fn compare_checkpoints(
4944 &mut self,
4945 left: GitRepositoryCheckpoint,
4946 right: GitRepositoryCheckpoint,
4947 ) -> oneshot::Receiver<Result<bool>> {
4948 self.send_job(None, move |repo, _cx| async move {
4949 match repo {
4950 RepositoryState::Local { backend, .. } => {
4951 backend.compare_checkpoints(left, right).await
4952 }
4953 RepositoryState::Remote { .. } => anyhow::bail!("not implemented yet"),
4954 }
4955 })
4956 }
4957
4958 pub fn diff_checkpoints(
4959 &mut self,
4960 base_checkpoint: GitRepositoryCheckpoint,
4961 target_checkpoint: GitRepositoryCheckpoint,
4962 ) -> oneshot::Receiver<Result<String>> {
4963 self.send_job(None, move |repo, _cx| async move {
4964 match repo {
4965 RepositoryState::Local { backend, .. } => {
4966 backend
4967 .diff_checkpoints(base_checkpoint, target_checkpoint)
4968 .await
4969 }
4970 RepositoryState::Remote { .. } => anyhow::bail!("not implemented yet"),
4971 }
4972 })
4973 }
4974
4975 fn schedule_scan(
4976 &mut self,
4977 updates_tx: Option<mpsc::UnboundedSender<DownstreamUpdate>>,
4978 cx: &mut Context<Self>,
4979 ) {
4980 let this = cx.weak_entity();
4981 let _ = self.send_keyed_job(
4982 Some(GitJobKey::ReloadGitState),
4983 None,
4984 |state, mut cx| async move {
4985 log::debug!("run scheduled git status scan");
4986
4987 let Some(this) = this.upgrade() else {
4988 return Ok(());
4989 };
4990 let RepositoryState::Local { backend, .. } = state else {
4991 bail!("not a local repository")
4992 };
4993 let (snapshot, events) = this
4994 .update(&mut cx, |this, _| {
4995 this.paths_needing_status_update.clear();
4996 compute_snapshot(
4997 this.id,
4998 this.work_directory_abs_path.clone(),
4999 this.snapshot.clone(),
5000 backend.clone(),
5001 )
5002 })?
5003 .await?;
5004 this.update(&mut cx, |this, cx| {
5005 this.snapshot = snapshot.clone();
5006 for event in events {
5007 cx.emit(event);
5008 }
5009 })?;
5010 if let Some(updates_tx) = updates_tx {
5011 updates_tx
5012 .unbounded_send(DownstreamUpdate::UpdateRepository(snapshot))
5013 .ok();
5014 }
5015 Ok(())
5016 },
5017 );
5018 }
5019
5020 fn spawn_local_git_worker(
5021 work_directory_abs_path: Arc<Path>,
5022 dot_git_abs_path: Arc<Path>,
5023 _repository_dir_abs_path: Arc<Path>,
5024 _common_dir_abs_path: Arc<Path>,
5025 project_environment: WeakEntity<ProjectEnvironment>,
5026 fs: Arc<dyn Fs>,
5027 cx: &mut Context<Self>,
5028 ) -> mpsc::UnboundedSender<GitJob> {
5029 let (job_tx, mut job_rx) = mpsc::unbounded::<GitJob>();
5030
5031 cx.spawn(async move |_, cx| {
5032 let environment = project_environment
5033 .upgrade()
5034 .context("missing project environment")?
5035 .update(cx, |project_environment, cx| {
5036 project_environment.local_directory_environment(&Shell::System, work_directory_abs_path.clone(), cx)
5037 })?
5038 .await
5039 .unwrap_or_else(|| {
5040 log::error!("failed to get working directory environment for repository {work_directory_abs_path:?}");
5041 HashMap::default()
5042 });
5043 let search_paths = environment.get("PATH").map(|val| val.to_owned());
5044 let backend = cx
5045 .background_spawn(async move {
5046 let system_git_binary_path = search_paths.and_then(|search_paths| which::which_in("git", Some(search_paths), &work_directory_abs_path).ok())
5047 .or_else(|| which::which("git").ok());
5048 fs.open_repo(&dot_git_abs_path, system_git_binary_path.as_deref())
5049 .with_context(|| format!("opening repository at {dot_git_abs_path:?}"))
5050 })
5051 .await?;
5052
5053 if let Some(git_hosting_provider_registry) =
5054 cx.update(|cx| GitHostingProviderRegistry::try_global(cx))?
5055 {
5056 git_hosting_providers::register_additional_providers(
5057 git_hosting_provider_registry,
5058 backend.clone(),
5059 );
5060 }
5061
5062 let state = RepositoryState::Local {
5063 backend,
5064 environment: Arc::new(environment),
5065 };
5066 let mut jobs = VecDeque::new();
5067 loop {
5068 while let Ok(Some(next_job)) = job_rx.try_next() {
5069 jobs.push_back(next_job);
5070 }
5071
5072 if let Some(job) = jobs.pop_front() {
5073 if let Some(current_key) = &job.key
5074 && jobs
5075 .iter()
5076 .any(|other_job| other_job.key.as_ref() == Some(current_key))
5077 {
5078 continue;
5079 }
5080 (job.job)(state.clone(), cx).await;
5081 } else if let Some(job) = job_rx.next().await {
5082 jobs.push_back(job);
5083 } else {
5084 break;
5085 }
5086 }
5087 anyhow::Ok(())
5088 })
5089 .detach_and_log_err(cx);
5090
5091 job_tx
5092 }
5093
5094 fn spawn_remote_git_worker(
5095 project_id: ProjectId,
5096 client: AnyProtoClient,
5097 cx: &mut Context<Self>,
5098 ) -> mpsc::UnboundedSender<GitJob> {
5099 let (job_tx, mut job_rx) = mpsc::unbounded::<GitJob>();
5100
5101 cx.spawn(async move |_, cx| {
5102 let state = RepositoryState::Remote { project_id, client };
5103 let mut jobs = VecDeque::new();
5104 loop {
5105 while let Ok(Some(next_job)) = job_rx.try_next() {
5106 jobs.push_back(next_job);
5107 }
5108
5109 if let Some(job) = jobs.pop_front() {
5110 if let Some(current_key) = &job.key
5111 && jobs
5112 .iter()
5113 .any(|other_job| other_job.key.as_ref() == Some(current_key))
5114 {
5115 continue;
5116 }
5117 (job.job)(state.clone(), cx).await;
5118 } else if let Some(job) = job_rx.next().await {
5119 jobs.push_back(job);
5120 } else {
5121 break;
5122 }
5123 }
5124 anyhow::Ok(())
5125 })
5126 .detach_and_log_err(cx);
5127
5128 job_tx
5129 }
5130
5131 fn load_staged_text(
5132 &mut self,
5133 buffer_id: BufferId,
5134 repo_path: RepoPath,
5135 cx: &App,
5136 ) -> Task<Result<Option<String>>> {
5137 let rx = self.send_job(None, move |state, _| async move {
5138 match state {
5139 RepositoryState::Local { backend, .. } => {
5140 anyhow::Ok(backend.load_index_text(repo_path).await)
5141 }
5142 RepositoryState::Remote { project_id, client } => {
5143 let response = client
5144 .request(proto::OpenUnstagedDiff {
5145 project_id: project_id.to_proto(),
5146 buffer_id: buffer_id.to_proto(),
5147 })
5148 .await?;
5149 Ok(response.staged_text)
5150 }
5151 }
5152 });
5153 cx.spawn(|_: &mut AsyncApp| async move { rx.await? })
5154 }
5155
5156 fn load_committed_text(
5157 &mut self,
5158 buffer_id: BufferId,
5159 repo_path: RepoPath,
5160 cx: &App,
5161 ) -> Task<Result<DiffBasesChange>> {
5162 let rx = self.send_job(None, move |state, _| async move {
5163 match state {
5164 RepositoryState::Local { backend, .. } => {
5165 let committed_text = backend.load_committed_text(repo_path.clone()).await;
5166 let staged_text = backend.load_index_text(repo_path).await;
5167 let diff_bases_change = if committed_text == staged_text {
5168 DiffBasesChange::SetBoth(committed_text)
5169 } else {
5170 DiffBasesChange::SetEach {
5171 index: staged_text,
5172 head: committed_text,
5173 }
5174 };
5175 anyhow::Ok(diff_bases_change)
5176 }
5177 RepositoryState::Remote { project_id, client } => {
5178 use proto::open_uncommitted_diff_response::Mode;
5179
5180 let response = client
5181 .request(proto::OpenUncommittedDiff {
5182 project_id: project_id.to_proto(),
5183 buffer_id: buffer_id.to_proto(),
5184 })
5185 .await?;
5186 let mode = Mode::from_i32(response.mode).context("Invalid mode")?;
5187 let bases = match mode {
5188 Mode::IndexMatchesHead => DiffBasesChange::SetBoth(response.committed_text),
5189 Mode::IndexAndHead => DiffBasesChange::SetEach {
5190 head: response.committed_text,
5191 index: response.staged_text,
5192 },
5193 };
5194 Ok(bases)
5195 }
5196 }
5197 });
5198
5199 cx.spawn(|_: &mut AsyncApp| async move { rx.await? })
5200 }
5201 fn load_blob_content(&mut self, oid: Oid, cx: &App) -> Task<Result<String>> {
5202 let repository_id = self.snapshot.id;
5203 let rx = self.send_job(None, move |state, _| async move {
5204 match state {
5205 RepositoryState::Local { backend, .. } => backend.load_blob_content(oid).await,
5206 RepositoryState::Remote { client, project_id } => {
5207 let response = client
5208 .request(proto::GetBlobContent {
5209 project_id: project_id.to_proto(),
5210 repository_id: repository_id.0,
5211 oid: oid.to_string(),
5212 })
5213 .await?;
5214 Ok(response.content)
5215 }
5216 }
5217 });
5218 cx.spawn(|_: &mut AsyncApp| async move { rx.await? })
5219 }
5220
5221 fn paths_changed(
5222 &mut self,
5223 paths: Vec<RepoPath>,
5224 updates_tx: Option<mpsc::UnboundedSender<DownstreamUpdate>>,
5225 cx: &mut Context<Self>,
5226 ) {
5227 self.paths_needing_status_update.extend(paths);
5228
5229 let this = cx.weak_entity();
5230 let _ = self.send_keyed_job(
5231 Some(GitJobKey::RefreshStatuses),
5232 None,
5233 |state, mut cx| async move {
5234 let (prev_snapshot, mut changed_paths) = this.update(&mut cx, |this, _| {
5235 (
5236 this.snapshot.clone(),
5237 mem::take(&mut this.paths_needing_status_update),
5238 )
5239 })?;
5240 let RepositoryState::Local { backend, .. } = state else {
5241 bail!("not a local repository")
5242 };
5243
5244 let paths = changed_paths.iter().cloned().collect::<Vec<_>>();
5245 if paths.is_empty() {
5246 return Ok(());
5247 }
5248 let statuses = backend.status(&paths).await?;
5249 let stash_entries = backend.stash_entries().await?;
5250
5251 let changed_path_statuses = cx
5252 .background_spawn(async move {
5253 let mut changed_path_statuses = Vec::new();
5254 let prev_statuses = prev_snapshot.statuses_by_path.clone();
5255 let mut cursor = prev_statuses.cursor::<PathProgress>(());
5256
5257 for (repo_path, status) in &*statuses.entries {
5258 changed_paths.remove(repo_path);
5259 if cursor.seek_forward(&PathTarget::Path(repo_path), Bias::Left)
5260 && cursor.item().is_some_and(|entry| entry.status == *status)
5261 {
5262 continue;
5263 }
5264
5265 changed_path_statuses.push(Edit::Insert(StatusEntry {
5266 repo_path: repo_path.clone(),
5267 status: *status,
5268 }));
5269 }
5270 let mut cursor = prev_statuses.cursor::<PathProgress>(());
5271 for path in changed_paths.into_iter() {
5272 if cursor.seek_forward(&PathTarget::Path(&path), Bias::Left) {
5273 changed_path_statuses.push(Edit::Remove(PathKey(path.0)));
5274 }
5275 }
5276 changed_path_statuses
5277 })
5278 .await;
5279
5280 this.update(&mut cx, |this, cx| {
5281 if this.snapshot.stash_entries != stash_entries {
5282 cx.emit(RepositoryEvent::StashEntriesChanged);
5283 this.snapshot.stash_entries = stash_entries;
5284 }
5285
5286 if !changed_path_statuses.is_empty() {
5287 cx.emit(RepositoryEvent::StatusesChanged { full_scan: false });
5288 this.snapshot
5289 .statuses_by_path
5290 .edit(changed_path_statuses, ());
5291 this.snapshot.scan_id += 1;
5292 }
5293
5294 if let Some(updates_tx) = updates_tx {
5295 updates_tx
5296 .unbounded_send(DownstreamUpdate::UpdateRepository(
5297 this.snapshot.clone(),
5298 ))
5299 .ok();
5300 }
5301 })
5302 },
5303 );
5304 }
5305
5306 /// currently running git command and when it started
5307 pub fn current_job(&self) -> Option<JobInfo> {
5308 self.active_jobs.values().next().cloned()
5309 }
5310
5311 pub fn barrier(&mut self) -> oneshot::Receiver<()> {
5312 self.send_job(None, |_, _| async {})
5313 }
5314
5315 fn spawn_job_with_tracking<AsyncFn>(
5316 &mut self,
5317 paths: Vec<RepoPath>,
5318 git_status: pending_op::GitStatus,
5319 cx: &mut Context<Self>,
5320 f: AsyncFn,
5321 ) -> Task<Result<()>>
5322 where
5323 AsyncFn: AsyncFnOnce(WeakEntity<Repository>, &mut AsyncApp) -> Result<()> + 'static,
5324 {
5325 let ids = self.new_pending_ops_for_paths(paths, git_status);
5326
5327 cx.spawn(async move |this, cx| {
5328 let (job_status, result) = match f(this.clone(), cx).await {
5329 Ok(()) => (pending_op::JobStatus::Finished, Ok(())),
5330 Err(err) if err.is::<Canceled>() => (pending_op::JobStatus::Skipped, Ok(())),
5331 Err(err) => (pending_op::JobStatus::Error, Err(err)),
5332 };
5333
5334 this.update(cx, |this, _| {
5335 let mut edits = Vec::with_capacity(ids.len());
5336 for (id, entry) in ids {
5337 if let Some(mut ops) = this.snapshot.pending_ops_for_path(&entry) {
5338 if let Some(op) = ops.op_by_id_mut(id) {
5339 op.job_status = job_status;
5340 }
5341 edits.push(sum_tree::Edit::Insert(ops));
5342 }
5343 }
5344 this.snapshot.pending_ops_by_path.edit(edits, ());
5345 })?;
5346
5347 result
5348 })
5349 }
5350
5351 fn new_pending_ops_for_paths(
5352 &mut self,
5353 paths: Vec<RepoPath>,
5354 git_status: pending_op::GitStatus,
5355 ) -> Vec<(PendingOpId, RepoPath)> {
5356 let mut edits = Vec::with_capacity(paths.len());
5357 let mut ids = Vec::with_capacity(paths.len());
5358 for path in paths {
5359 let mut ops = self
5360 .snapshot
5361 .pending_ops_for_path(&path)
5362 .unwrap_or_else(|| PendingOps::new(&path));
5363 let id = ops.max_id() + 1;
5364 ops.ops.push(PendingOp {
5365 id,
5366 git_status,
5367 job_status: pending_op::JobStatus::Running,
5368 });
5369 edits.push(sum_tree::Edit::Insert(ops));
5370 ids.push((id, path));
5371 }
5372 self.snapshot.pending_ops_by_path.edit(edits, ());
5373 ids
5374 }
5375}
5376
5377fn get_permalink_in_rust_registry_src(
5378 provider_registry: Arc<GitHostingProviderRegistry>,
5379 path: PathBuf,
5380 selection: Range<u32>,
5381) -> Result<url::Url> {
5382 #[derive(Deserialize)]
5383 struct CargoVcsGit {
5384 sha1: String,
5385 }
5386
5387 #[derive(Deserialize)]
5388 struct CargoVcsInfo {
5389 git: CargoVcsGit,
5390 path_in_vcs: String,
5391 }
5392
5393 #[derive(Deserialize)]
5394 struct CargoPackage {
5395 repository: String,
5396 }
5397
5398 #[derive(Deserialize)]
5399 struct CargoToml {
5400 package: CargoPackage,
5401 }
5402
5403 let Some((dir, cargo_vcs_info_json)) = path.ancestors().skip(1).find_map(|dir| {
5404 let json = std::fs::read_to_string(dir.join(".cargo_vcs_info.json")).ok()?;
5405 Some((dir, json))
5406 }) else {
5407 bail!("No .cargo_vcs_info.json found in parent directories")
5408 };
5409 let cargo_vcs_info = serde_json::from_str::<CargoVcsInfo>(&cargo_vcs_info_json)?;
5410 let cargo_toml = std::fs::read_to_string(dir.join("Cargo.toml"))?;
5411 let manifest = toml::from_str::<CargoToml>(&cargo_toml)?;
5412 let (provider, remote) = parse_git_remote_url(provider_registry, &manifest.package.repository)
5413 .context("parsing package.repository field of manifest")?;
5414 let path = PathBuf::from(cargo_vcs_info.path_in_vcs).join(path.strip_prefix(dir).unwrap());
5415 let permalink = provider.build_permalink(
5416 remote,
5417 BuildPermalinkParams::new(
5418 &cargo_vcs_info.git.sha1,
5419 &RepoPath(
5420 RelPath::new(&path, PathStyle::local())
5421 .context("invalid path")?
5422 .into_arc(),
5423 ),
5424 Some(selection),
5425 ),
5426 );
5427 Ok(permalink)
5428}
5429
5430fn serialize_blame_buffer_response(blame: Option<git::blame::Blame>) -> proto::BlameBufferResponse {
5431 let Some(blame) = blame else {
5432 return proto::BlameBufferResponse {
5433 blame_response: None,
5434 };
5435 };
5436
5437 let entries = blame
5438 .entries
5439 .into_iter()
5440 .map(|entry| proto::BlameEntry {
5441 sha: entry.sha.as_bytes().into(),
5442 start_line: entry.range.start,
5443 end_line: entry.range.end,
5444 original_line_number: entry.original_line_number,
5445 author: entry.author,
5446 author_mail: entry.author_mail,
5447 author_time: entry.author_time,
5448 author_tz: entry.author_tz,
5449 committer: entry.committer_name,
5450 committer_mail: entry.committer_email,
5451 committer_time: entry.committer_time,
5452 committer_tz: entry.committer_tz,
5453 summary: entry.summary,
5454 previous: entry.previous,
5455 filename: entry.filename,
5456 })
5457 .collect::<Vec<_>>();
5458
5459 let messages = blame
5460 .messages
5461 .into_iter()
5462 .map(|(oid, message)| proto::CommitMessage {
5463 oid: oid.as_bytes().into(),
5464 message,
5465 })
5466 .collect::<Vec<_>>();
5467
5468 proto::BlameBufferResponse {
5469 blame_response: Some(proto::blame_buffer_response::BlameResponse {
5470 entries,
5471 messages,
5472 remote_url: blame.remote_url,
5473 }),
5474 }
5475}
5476
5477fn deserialize_blame_buffer_response(
5478 response: proto::BlameBufferResponse,
5479) -> Option<git::blame::Blame> {
5480 let response = response.blame_response?;
5481 let entries = response
5482 .entries
5483 .into_iter()
5484 .filter_map(|entry| {
5485 Some(git::blame::BlameEntry {
5486 sha: git::Oid::from_bytes(&entry.sha).ok()?,
5487 range: entry.start_line..entry.end_line,
5488 original_line_number: entry.original_line_number,
5489 committer_name: entry.committer,
5490 committer_time: entry.committer_time,
5491 committer_tz: entry.committer_tz,
5492 committer_email: entry.committer_mail,
5493 author: entry.author,
5494 author_mail: entry.author_mail,
5495 author_time: entry.author_time,
5496 author_tz: entry.author_tz,
5497 summary: entry.summary,
5498 previous: entry.previous,
5499 filename: entry.filename,
5500 })
5501 })
5502 .collect::<Vec<_>>();
5503
5504 let messages = response
5505 .messages
5506 .into_iter()
5507 .filter_map(|message| Some((git::Oid::from_bytes(&message.oid).ok()?, message.message)))
5508 .collect::<HashMap<_, _>>();
5509
5510 Some(Blame {
5511 entries,
5512 messages,
5513 remote_url: response.remote_url,
5514 })
5515}
5516
5517fn branch_to_proto(branch: &git::repository::Branch) -> proto::Branch {
5518 proto::Branch {
5519 is_head: branch.is_head,
5520 ref_name: branch.ref_name.to_string(),
5521 unix_timestamp: branch
5522 .most_recent_commit
5523 .as_ref()
5524 .map(|commit| commit.commit_timestamp as u64),
5525 upstream: branch.upstream.as_ref().map(|upstream| proto::GitUpstream {
5526 ref_name: upstream.ref_name.to_string(),
5527 tracking: upstream
5528 .tracking
5529 .status()
5530 .map(|upstream| proto::UpstreamTracking {
5531 ahead: upstream.ahead as u64,
5532 behind: upstream.behind as u64,
5533 }),
5534 }),
5535 most_recent_commit: branch
5536 .most_recent_commit
5537 .as_ref()
5538 .map(|commit| proto::CommitSummary {
5539 sha: commit.sha.to_string(),
5540 subject: commit.subject.to_string(),
5541 commit_timestamp: commit.commit_timestamp,
5542 author_name: commit.author_name.to_string(),
5543 }),
5544 }
5545}
5546
5547fn worktree_to_proto(worktree: &git::repository::Worktree) -> proto::Worktree {
5548 proto::Worktree {
5549 path: worktree.path.to_string_lossy().to_string(),
5550 ref_name: worktree.ref_name.to_string(),
5551 sha: worktree.sha.to_string(),
5552 }
5553}
5554
5555fn proto_to_worktree(proto: &proto::Worktree) -> git::repository::Worktree {
5556 git::repository::Worktree {
5557 path: PathBuf::from(proto.path.clone()),
5558 ref_name: proto.ref_name.clone().into(),
5559 sha: proto.sha.clone().into(),
5560 }
5561}
5562
5563fn proto_to_branch(proto: &proto::Branch) -> git::repository::Branch {
5564 git::repository::Branch {
5565 is_head: proto.is_head,
5566 ref_name: proto.ref_name.clone().into(),
5567 upstream: proto
5568 .upstream
5569 .as_ref()
5570 .map(|upstream| git::repository::Upstream {
5571 ref_name: upstream.ref_name.to_string().into(),
5572 tracking: upstream
5573 .tracking
5574 .as_ref()
5575 .map(|tracking| {
5576 git::repository::UpstreamTracking::Tracked(UpstreamTrackingStatus {
5577 ahead: tracking.ahead as u32,
5578 behind: tracking.behind as u32,
5579 })
5580 })
5581 .unwrap_or(git::repository::UpstreamTracking::Gone),
5582 }),
5583 most_recent_commit: proto.most_recent_commit.as_ref().map(|commit| {
5584 git::repository::CommitSummary {
5585 sha: commit.sha.to_string().into(),
5586 subject: commit.subject.to_string().into(),
5587 commit_timestamp: commit.commit_timestamp,
5588 author_name: commit.author_name.to_string().into(),
5589 has_parent: true,
5590 }
5591 }),
5592 }
5593}
5594
5595fn commit_details_to_proto(commit: &CommitDetails) -> proto::GitCommitDetails {
5596 proto::GitCommitDetails {
5597 sha: commit.sha.to_string(),
5598 message: commit.message.to_string(),
5599 commit_timestamp: commit.commit_timestamp,
5600 author_email: commit.author_email.to_string(),
5601 author_name: commit.author_name.to_string(),
5602 }
5603}
5604
5605fn proto_to_commit_details(proto: &proto::GitCommitDetails) -> CommitDetails {
5606 CommitDetails {
5607 sha: proto.sha.clone().into(),
5608 message: proto.message.clone().into(),
5609 commit_timestamp: proto.commit_timestamp,
5610 author_email: proto.author_email.clone().into(),
5611 author_name: proto.author_name.clone().into(),
5612 }
5613}
5614
5615async fn compute_snapshot(
5616 id: RepositoryId,
5617 work_directory_abs_path: Arc<Path>,
5618 prev_snapshot: RepositorySnapshot,
5619 backend: Arc<dyn GitRepository>,
5620) -> Result<(RepositorySnapshot, Vec<RepositoryEvent>)> {
5621 let mut events = Vec::new();
5622 let branches = backend.branches().await?;
5623 let branch = branches.into_iter().find(|branch| branch.is_head);
5624 let statuses = backend.status(&[RelPath::empty().into()]).await?;
5625 let stash_entries = backend.stash_entries().await?;
5626 let statuses_by_path = SumTree::from_iter(
5627 statuses
5628 .entries
5629 .iter()
5630 .map(|(repo_path, status)| StatusEntry {
5631 repo_path: repo_path.clone(),
5632 status: *status,
5633 }),
5634 (),
5635 );
5636 let (merge_details, merge_heads_changed) =
5637 MergeDetails::load(&backend, &statuses_by_path, &prev_snapshot).await?;
5638 log::debug!("new merge details (changed={merge_heads_changed:?}): {merge_details:?}");
5639
5640 let pending_ops_by_path = SumTree::from_iter(
5641 prev_snapshot.pending_ops_by_path.iter().filter_map(|ops| {
5642 let inner_ops: Vec<PendingOp> =
5643 ops.ops.iter().filter(|op| op.running()).cloned().collect();
5644 if inner_ops.is_empty() {
5645 None
5646 } else {
5647 Some(PendingOps {
5648 repo_path: ops.repo_path.clone(),
5649 ops: inner_ops,
5650 })
5651 }
5652 }),
5653 (),
5654 );
5655
5656 if pending_ops_by_path != prev_snapshot.pending_ops_by_path {
5657 events.push(RepositoryEvent::PendingOpsChanged {
5658 pending_ops: prev_snapshot.pending_ops_by_path.clone(),
5659 })
5660 }
5661
5662 if merge_heads_changed {
5663 events.push(RepositoryEvent::MergeHeadsChanged);
5664 }
5665
5666 if statuses_by_path != prev_snapshot.statuses_by_path {
5667 events.push(RepositoryEvent::StatusesChanged { full_scan: true })
5668 }
5669
5670 // Useful when branch is None in detached head state
5671 let head_commit = match backend.head_sha().await {
5672 Some(head_sha) => backend.show(head_sha).await.log_err(),
5673 None => None,
5674 };
5675
5676 if branch != prev_snapshot.branch || head_commit != prev_snapshot.head_commit {
5677 events.push(RepositoryEvent::BranchChanged);
5678 }
5679
5680 // Used by edit prediction data collection
5681 let remote_origin_url = backend.remote_url("origin");
5682 let remote_upstream_url = backend.remote_url("upstream");
5683
5684 let snapshot = RepositorySnapshot {
5685 id,
5686 statuses_by_path,
5687 pending_ops_by_path,
5688 work_directory_abs_path,
5689 path_style: prev_snapshot.path_style,
5690 scan_id: prev_snapshot.scan_id + 1,
5691 branch,
5692 head_commit,
5693 merge: merge_details,
5694 remote_origin_url,
5695 remote_upstream_url,
5696 stash_entries,
5697 };
5698
5699 Ok((snapshot, events))
5700}
5701
5702fn status_from_proto(
5703 simple_status: i32,
5704 status: Option<proto::GitFileStatus>,
5705) -> anyhow::Result<FileStatus> {
5706 use proto::git_file_status::Variant;
5707
5708 let Some(variant) = status.and_then(|status| status.variant) else {
5709 let code = proto::GitStatus::from_i32(simple_status)
5710 .with_context(|| format!("Invalid git status code: {simple_status}"))?;
5711 let result = match code {
5712 proto::GitStatus::Added => TrackedStatus {
5713 worktree_status: StatusCode::Added,
5714 index_status: StatusCode::Unmodified,
5715 }
5716 .into(),
5717 proto::GitStatus::Modified => TrackedStatus {
5718 worktree_status: StatusCode::Modified,
5719 index_status: StatusCode::Unmodified,
5720 }
5721 .into(),
5722 proto::GitStatus::Conflict => UnmergedStatus {
5723 first_head: UnmergedStatusCode::Updated,
5724 second_head: UnmergedStatusCode::Updated,
5725 }
5726 .into(),
5727 proto::GitStatus::Deleted => TrackedStatus {
5728 worktree_status: StatusCode::Deleted,
5729 index_status: StatusCode::Unmodified,
5730 }
5731 .into(),
5732 _ => anyhow::bail!("Invalid code for simple status: {simple_status}"),
5733 };
5734 return Ok(result);
5735 };
5736
5737 let result = match variant {
5738 Variant::Untracked(_) => FileStatus::Untracked,
5739 Variant::Ignored(_) => FileStatus::Ignored,
5740 Variant::Unmerged(unmerged) => {
5741 let [first_head, second_head] =
5742 [unmerged.first_head, unmerged.second_head].map(|head| {
5743 let code = proto::GitStatus::from_i32(head)
5744 .with_context(|| format!("Invalid git status code: {head}"))?;
5745 let result = match code {
5746 proto::GitStatus::Added => UnmergedStatusCode::Added,
5747 proto::GitStatus::Updated => UnmergedStatusCode::Updated,
5748 proto::GitStatus::Deleted => UnmergedStatusCode::Deleted,
5749 _ => anyhow::bail!("Invalid code for unmerged status: {code:?}"),
5750 };
5751 Ok(result)
5752 });
5753 let [first_head, second_head] = [first_head?, second_head?];
5754 UnmergedStatus {
5755 first_head,
5756 second_head,
5757 }
5758 .into()
5759 }
5760 Variant::Tracked(tracked) => {
5761 let [index_status, worktree_status] = [tracked.index_status, tracked.worktree_status]
5762 .map(|status| {
5763 let code = proto::GitStatus::from_i32(status)
5764 .with_context(|| format!("Invalid git status code: {status}"))?;
5765 let result = match code {
5766 proto::GitStatus::Modified => StatusCode::Modified,
5767 proto::GitStatus::TypeChanged => StatusCode::TypeChanged,
5768 proto::GitStatus::Added => StatusCode::Added,
5769 proto::GitStatus::Deleted => StatusCode::Deleted,
5770 proto::GitStatus::Renamed => StatusCode::Renamed,
5771 proto::GitStatus::Copied => StatusCode::Copied,
5772 proto::GitStatus::Unmodified => StatusCode::Unmodified,
5773 _ => anyhow::bail!("Invalid code for tracked status: {code:?}"),
5774 };
5775 Ok(result)
5776 });
5777 let [index_status, worktree_status] = [index_status?, worktree_status?];
5778 TrackedStatus {
5779 index_status,
5780 worktree_status,
5781 }
5782 .into()
5783 }
5784 };
5785 Ok(result)
5786}
5787
5788fn status_to_proto(status: FileStatus) -> proto::GitFileStatus {
5789 use proto::git_file_status::{Tracked, Unmerged, Variant};
5790
5791 let variant = match status {
5792 FileStatus::Untracked => Variant::Untracked(Default::default()),
5793 FileStatus::Ignored => Variant::Ignored(Default::default()),
5794 FileStatus::Unmerged(UnmergedStatus {
5795 first_head,
5796 second_head,
5797 }) => Variant::Unmerged(Unmerged {
5798 first_head: unmerged_status_to_proto(first_head),
5799 second_head: unmerged_status_to_proto(second_head),
5800 }),
5801 FileStatus::Tracked(TrackedStatus {
5802 index_status,
5803 worktree_status,
5804 }) => Variant::Tracked(Tracked {
5805 index_status: tracked_status_to_proto(index_status),
5806 worktree_status: tracked_status_to_proto(worktree_status),
5807 }),
5808 };
5809 proto::GitFileStatus {
5810 variant: Some(variant),
5811 }
5812}
5813
5814fn unmerged_status_to_proto(code: UnmergedStatusCode) -> i32 {
5815 match code {
5816 UnmergedStatusCode::Added => proto::GitStatus::Added as _,
5817 UnmergedStatusCode::Deleted => proto::GitStatus::Deleted as _,
5818 UnmergedStatusCode::Updated => proto::GitStatus::Updated as _,
5819 }
5820}
5821
5822fn tracked_status_to_proto(code: StatusCode) -> i32 {
5823 match code {
5824 StatusCode::Added => proto::GitStatus::Added as _,
5825 StatusCode::Deleted => proto::GitStatus::Deleted as _,
5826 StatusCode::Modified => proto::GitStatus::Modified as _,
5827 StatusCode::Renamed => proto::GitStatus::Renamed as _,
5828 StatusCode::TypeChanged => proto::GitStatus::TypeChanged as _,
5829 StatusCode::Copied => proto::GitStatus::Copied as _,
5830 StatusCode::Unmodified => proto::GitStatus::Unmodified as _,
5831 }
5832}