1use crate::{
2 conflict_view::ConflictAddon,
3 git_panel::{GitPanel, GitPanelAddon, GitStatusEntry},
4 git_panel_settings::GitPanelSettings,
5 remote_button::{render_publish_button, render_push_button},
6};
7use anyhow::Result;
8use buffer_diff::{BufferDiff, DiffHunkSecondaryStatus};
9use collections::HashSet;
10use editor::{
11 Editor, EditorEvent, SelectionEffects,
12 actions::{GoToHunk, GoToPreviousHunk},
13 multibuffer_context_lines,
14 scroll::Autoscroll,
15};
16use futures::StreamExt;
17use git::{
18 Commit, StageAll, StageAndNext, ToggleStaged, UnstageAll, UnstageAndNext,
19 repository::{Branch, Upstream, UpstreamTracking, UpstreamTrackingStatus},
20 status::FileStatus,
21};
22use gpui::{
23 Action, AnyElement, AnyView, App, AppContext as _, AsyncWindowContext, Entity, EventEmitter,
24 FocusHandle, Focusable, Render, Subscription, Task, WeakEntity, actions,
25};
26use language::{Anchor, Buffer, Capability, OffsetRangeExt};
27use multi_buffer::{MultiBuffer, PathKey};
28use project::{
29 Project, ProjectPath,
30 git_store::{GitStore, GitStoreEvent, RepositoryEvent},
31};
32use settings::{Settings, SettingsStore};
33use std::any::{Any, TypeId};
34use std::ops::Range;
35use theme::ActiveTheme;
36use ui::{KeyBinding, Tooltip, prelude::*, vertical_divider};
37use util::ResultExt as _;
38use workspace::{
39 CloseActiveItem, ItemNavHistory, SerializableItem, ToolbarItemEvent, ToolbarItemLocation,
40 ToolbarItemView, Workspace,
41 item::{BreadcrumbText, Item, ItemEvent, ItemHandle, SaveOptions, TabContentParams},
42 searchable::SearchableItemHandle,
43};
44
45actions!(
46 git,
47 [
48 /// Shows the diff between the working directory and the index.
49 Diff,
50 /// Adds files to the git staging area.
51 Add
52 ]
53);
54
55pub struct ProjectDiff {
56 project: Entity<Project>,
57 multibuffer: Entity<MultiBuffer>,
58 editor: Entity<Editor>,
59 git_store: Entity<GitStore>,
60 workspace: WeakEntity<Workspace>,
61 focus_handle: FocusHandle,
62 update_needed: postage::watch::Sender<()>,
63 pending_scroll: Option<PathKey>,
64 _task: Task<Result<()>>,
65 _subscription: Subscription,
66}
67
68#[derive(Debug)]
69struct DiffBuffer {
70 path_key: PathKey,
71 buffer: Entity<Buffer>,
72 diff: Entity<BufferDiff>,
73 file_status: FileStatus,
74}
75
76const CONFLICT_NAMESPACE: u64 = 1;
77const TRACKED_NAMESPACE: u64 = 2;
78const NEW_NAMESPACE: u64 = 3;
79
80impl ProjectDiff {
81 pub(crate) fn register(workspace: &mut Workspace, cx: &mut Context<Workspace>) {
82 workspace.register_action(Self::deploy);
83 workspace.register_action(|workspace, _: &Add, window, cx| {
84 Self::deploy(workspace, &Diff, window, cx);
85 });
86 workspace::register_serializable_item::<ProjectDiff>(cx);
87 }
88
89 fn deploy(
90 workspace: &mut Workspace,
91 _: &Diff,
92 window: &mut Window,
93 cx: &mut Context<Workspace>,
94 ) {
95 Self::deploy_at(workspace, None, window, cx)
96 }
97
98 pub fn deploy_at(
99 workspace: &mut Workspace,
100 entry: Option<GitStatusEntry>,
101 window: &mut Window,
102 cx: &mut Context<Workspace>,
103 ) {
104 telemetry::event!(
105 "Git Diff Opened",
106 source = if entry.is_some() {
107 "Git Panel"
108 } else {
109 "Action"
110 }
111 );
112 let project_diff = if let Some(existing) = workspace.item_of_type::<Self>(cx) {
113 workspace.activate_item(&existing, true, true, window, cx);
114 existing
115 } else {
116 let workspace_handle = cx.entity();
117 let project_diff =
118 cx.new(|cx| Self::new(workspace.project().clone(), workspace_handle, window, cx));
119 workspace.add_item_to_active_pane(
120 Box::new(project_diff.clone()),
121 None,
122 true,
123 window,
124 cx,
125 );
126 project_diff
127 };
128 if let Some(entry) = entry {
129 project_diff.update(cx, |project_diff, cx| {
130 project_diff.move_to_entry(entry, window, cx);
131 })
132 }
133 }
134
135 pub fn autoscroll(&self, cx: &mut Context<Self>) {
136 self.editor.update(cx, |editor, cx| {
137 editor.request_autoscroll(Autoscroll::fit(), cx);
138 })
139 }
140
141 fn new(
142 project: Entity<Project>,
143 workspace: Entity<Workspace>,
144 window: &mut Window,
145 cx: &mut Context<Self>,
146 ) -> Self {
147 let focus_handle = cx.focus_handle();
148 let multibuffer = cx.new(|_| MultiBuffer::new(Capability::ReadWrite));
149
150 let editor = cx.new(|cx| {
151 let mut diff_display_editor =
152 Editor::for_multibuffer(multibuffer.clone(), Some(project.clone()), window, cx);
153 diff_display_editor.disable_diagnostics(cx);
154 diff_display_editor.set_expand_all_diff_hunks(cx);
155 diff_display_editor.register_addon(GitPanelAddon {
156 workspace: workspace.downgrade(),
157 });
158 diff_display_editor
159 });
160 window.defer(cx, {
161 let workspace = workspace.clone();
162 let editor = editor.clone();
163 move |window, cx| {
164 workspace.update(cx, |workspace, cx| {
165 editor.update(cx, |editor, cx| {
166 editor.added_to_workspace(workspace, window, cx);
167 })
168 });
169 }
170 });
171 cx.subscribe_in(&editor, window, Self::handle_editor_event)
172 .detach();
173
174 let git_store = project.read(cx).git_store().clone();
175 let git_store_subscription = cx.subscribe_in(
176 &git_store,
177 window,
178 move |this, _git_store, event, _window, _cx| match event {
179 GitStoreEvent::ActiveRepositoryChanged(_)
180 | GitStoreEvent::RepositoryUpdated(_, RepositoryEvent::Updated { .. }, true)
181 | GitStoreEvent::ConflictsUpdated => {
182 *this.update_needed.borrow_mut() = ();
183 }
184 _ => {}
185 },
186 );
187
188 let mut was_sort_by_path = GitPanelSettings::get_global(cx).sort_by_path;
189 let mut was_collapse_untracked_diff =
190 GitPanelSettings::get_global(cx).collapse_untracked_diff;
191 cx.observe_global::<SettingsStore>(move |this, cx| {
192 let is_sort_by_path = GitPanelSettings::get_global(cx).sort_by_path;
193 let is_collapse_untracked_diff =
194 GitPanelSettings::get_global(cx).collapse_untracked_diff;
195 if is_sort_by_path != was_sort_by_path
196 || is_collapse_untracked_diff != was_collapse_untracked_diff
197 {
198 *this.update_needed.borrow_mut() = ();
199 }
200 was_sort_by_path = is_sort_by_path;
201 was_collapse_untracked_diff = is_collapse_untracked_diff;
202 })
203 .detach();
204
205 let (mut send, recv) = postage::watch::channel::<()>();
206 let worker = window.spawn(cx, {
207 let this = cx.weak_entity();
208 async |cx| Self::handle_status_updates(this, recv, cx).await
209 });
210 // Kick off a refresh immediately
211 *send.borrow_mut() = ();
212
213 Self {
214 project,
215 git_store: git_store.clone(),
216 workspace: workspace.downgrade(),
217 focus_handle,
218 editor,
219 multibuffer,
220 pending_scroll: None,
221 update_needed: send,
222 _task: worker,
223 _subscription: git_store_subscription,
224 }
225 }
226
227 pub fn move_to_entry(
228 &mut self,
229 entry: GitStatusEntry,
230 window: &mut Window,
231 cx: &mut Context<Self>,
232 ) {
233 let Some(git_repo) = self.git_store.read(cx).active_repository() else {
234 return;
235 };
236 let repo = git_repo.read(cx);
237
238 let namespace = if repo.had_conflict_on_last_merge_head_change(&entry.repo_path) {
239 CONFLICT_NAMESPACE
240 } else if entry.status.is_created() {
241 NEW_NAMESPACE
242 } else {
243 TRACKED_NAMESPACE
244 };
245
246 let path_key = PathKey::namespaced(namespace, entry.repo_path.0);
247
248 self.move_to_path(path_key, window, cx)
249 }
250
251 pub fn active_path(&self, cx: &App) -> Option<ProjectPath> {
252 let editor = self.editor.read(cx);
253 let position = editor.selections.newest_anchor().head();
254 let multi_buffer = editor.buffer().read(cx);
255 let (_, buffer, _) = multi_buffer.excerpt_containing(position, cx)?;
256
257 let file = buffer.read(cx).file()?;
258 Some(ProjectPath {
259 worktree_id: file.worktree_id(cx),
260 path: file.path().clone(),
261 })
262 }
263
264 fn move_to_path(&mut self, path_key: PathKey, window: &mut Window, cx: &mut Context<Self>) {
265 if let Some(position) = self.multibuffer.read(cx).location_for_path(&path_key, cx) {
266 self.editor.update(cx, |editor, cx| {
267 editor.change_selections(
268 SelectionEffects::scroll(Autoscroll::focused()),
269 window,
270 cx,
271 |s| {
272 s.select_ranges([position..position]);
273 },
274 )
275 });
276 } else {
277 self.pending_scroll = Some(path_key);
278 }
279 }
280
281 fn button_states(&self, cx: &App) -> ButtonStates {
282 let editor = self.editor.read(cx);
283 let snapshot = self.multibuffer.read(cx).snapshot(cx);
284 let prev_next = snapshot.diff_hunks().nth(1).is_some();
285 let mut selection = true;
286
287 let mut ranges = editor
288 .selections
289 .disjoint_anchor_ranges()
290 .collect::<Vec<_>>();
291 if !ranges.iter().any(|range| range.start != range.end) {
292 selection = false;
293 if let Some((excerpt_id, buffer, range)) = self.editor.read(cx).active_excerpt(cx) {
294 ranges = vec![multi_buffer::Anchor::range_in_buffer(
295 excerpt_id,
296 buffer.read(cx).remote_id(),
297 range,
298 )];
299 } else {
300 ranges = Vec::default();
301 }
302 }
303 let mut has_staged_hunks = false;
304 let mut has_unstaged_hunks = false;
305 for hunk in editor.diff_hunks_in_ranges(&ranges, &snapshot) {
306 match hunk.secondary_status {
307 DiffHunkSecondaryStatus::HasSecondaryHunk
308 | DiffHunkSecondaryStatus::SecondaryHunkAdditionPending => {
309 has_unstaged_hunks = true;
310 }
311 DiffHunkSecondaryStatus::OverlapsWithSecondaryHunk => {
312 has_staged_hunks = true;
313 has_unstaged_hunks = true;
314 }
315 DiffHunkSecondaryStatus::NoSecondaryHunk
316 | DiffHunkSecondaryStatus::SecondaryHunkRemovalPending => {
317 has_staged_hunks = true;
318 }
319 }
320 }
321 let mut stage_all = false;
322 let mut unstage_all = false;
323 self.workspace
324 .read_with(cx, |workspace, cx| {
325 if let Some(git_panel) = workspace.panel::<GitPanel>(cx) {
326 let git_panel = git_panel.read(cx);
327 stage_all = git_panel.can_stage_all();
328 unstage_all = git_panel.can_unstage_all();
329 }
330 })
331 .ok();
332
333 ButtonStates {
334 stage: has_unstaged_hunks,
335 unstage: has_staged_hunks,
336 prev_next,
337 selection,
338 stage_all,
339 unstage_all,
340 }
341 }
342
343 fn handle_editor_event(
344 &mut self,
345 editor: &Entity<Editor>,
346 event: &EditorEvent,
347 window: &mut Window,
348 cx: &mut Context<Self>,
349 ) {
350 if let EditorEvent::SelectionsChanged { local: true } = event {
351 let Some(project_path) = self.active_path(cx) else {
352 return;
353 };
354 self.workspace
355 .update(cx, |workspace, cx| {
356 if let Some(git_panel) = workspace.panel::<GitPanel>(cx) {
357 git_panel.update(cx, |git_panel, cx| {
358 git_panel.select_entry_by_path(project_path, window, cx)
359 })
360 }
361 })
362 .ok();
363 }
364 if editor.focus_handle(cx).contains_focused(window, cx)
365 && self.multibuffer.read(cx).is_empty()
366 {
367 self.focus_handle.focus(window)
368 }
369 }
370
371 fn load_buffers(&mut self, cx: &mut Context<Self>) -> Vec<Task<Result<DiffBuffer>>> {
372 let Some(repo) = self.git_store.read(cx).active_repository() else {
373 self.multibuffer.update(cx, |multibuffer, cx| {
374 multibuffer.clear(cx);
375 });
376 return vec![];
377 };
378
379 let mut previous_paths = self.multibuffer.read(cx).paths().collect::<HashSet<_>>();
380
381 let mut result = vec![];
382 repo.update(cx, |repo, cx| {
383 for entry in repo.cached_status() {
384 if !entry.status.has_changes() {
385 continue;
386 }
387 let Some(project_path) = repo.repo_path_to_project_path(&entry.repo_path, cx)
388 else {
389 continue;
390 };
391 let namespace = if GitPanelSettings::get_global(cx).sort_by_path {
392 TRACKED_NAMESPACE
393 } else if repo.had_conflict_on_last_merge_head_change(&entry.repo_path) {
394 CONFLICT_NAMESPACE
395 } else if entry.status.is_created() {
396 NEW_NAMESPACE
397 } else {
398 TRACKED_NAMESPACE
399 };
400 let path_key = PathKey::namespaced(namespace, entry.repo_path.0.clone());
401
402 previous_paths.remove(&path_key);
403 let load_buffer = self
404 .project
405 .update(cx, |project, cx| project.open_buffer(project_path, cx));
406
407 let project = self.project.clone();
408 result.push(cx.spawn(async move |_, cx| {
409 let buffer = load_buffer.await?;
410 let changes = project
411 .update(cx, |project, cx| {
412 project.open_uncommitted_diff(buffer.clone(), cx)
413 })?
414 .await?;
415 Ok(DiffBuffer {
416 path_key,
417 buffer,
418 diff: changes,
419 file_status: entry.status,
420 })
421 }));
422 }
423 });
424 self.multibuffer.update(cx, |multibuffer, cx| {
425 for path in previous_paths {
426 multibuffer.remove_excerpts_for_path(path, cx);
427 }
428 });
429 result
430 }
431
432 fn register_buffer(
433 &mut self,
434 diff_buffer: DiffBuffer,
435 window: &mut Window,
436 cx: &mut Context<Self>,
437 ) {
438 let path_key = diff_buffer.path_key;
439 let buffer = diff_buffer.buffer;
440 let diff = diff_buffer.diff;
441
442 let conflict_addon = self
443 .editor
444 .read(cx)
445 .addon::<ConflictAddon>()
446 .expect("project diff editor should have a conflict addon");
447
448 let snapshot = buffer.read(cx).snapshot();
449 let diff = diff.read(cx);
450 let diff_hunk_ranges = diff
451 .hunks_intersecting_range(Anchor::MIN..Anchor::MAX, &snapshot, cx)
452 .map(|diff_hunk| diff_hunk.buffer_range);
453 let conflicts = conflict_addon
454 .conflict_set(snapshot.remote_id())
455 .map(|conflict_set| conflict_set.read(cx).snapshot().conflicts)
456 .unwrap_or_default();
457 let conflicts = conflicts.iter().map(|conflict| conflict.range.clone());
458
459 let excerpt_ranges = merge_anchor_ranges(diff_hunk_ranges, conflicts, &snapshot)
460 .map(|range| range.to_point(&snapshot))
461 .collect::<Vec<_>>();
462
463 let (was_empty, is_excerpt_newly_added) = self.multibuffer.update(cx, |multibuffer, cx| {
464 let was_empty = multibuffer.is_empty();
465 let (_, is_newly_added) = multibuffer.set_excerpts_for_path(
466 path_key.clone(),
467 buffer,
468 excerpt_ranges,
469 multibuffer_context_lines(cx),
470 cx,
471 );
472 (was_empty, is_newly_added)
473 });
474
475 self.editor.update(cx, |editor, cx| {
476 if was_empty {
477 editor.change_selections(SelectionEffects::no_scroll(), window, cx, |selections| {
478 // TODO select the very beginning (possibly inside a deletion)
479 selections.select_ranges([0..0])
480 });
481 }
482 if is_excerpt_newly_added
483 && (diff_buffer.file_status.is_deleted()
484 || (diff_buffer.file_status.is_untracked()
485 && GitPanelSettings::get_global(cx).collapse_untracked_diff))
486 {
487 editor.fold_buffer(snapshot.text.remote_id(), cx)
488 }
489 });
490
491 if self.multibuffer.read(cx).is_empty()
492 && self
493 .editor
494 .read(cx)
495 .focus_handle(cx)
496 .contains_focused(window, cx)
497 {
498 self.focus_handle.focus(window);
499 } else if self.focus_handle.is_focused(window) && !self.multibuffer.read(cx).is_empty() {
500 self.editor.update(cx, |editor, cx| {
501 editor.focus_handle(cx).focus(window);
502 });
503 }
504 if self.pending_scroll.as_ref() == Some(&path_key) {
505 self.move_to_path(path_key, window, cx);
506 }
507 }
508
509 pub async fn handle_status_updates(
510 this: WeakEntity<Self>,
511 mut recv: postage::watch::Receiver<()>,
512 cx: &mut AsyncWindowContext,
513 ) -> Result<()> {
514 while (recv.next().await).is_some() {
515 let buffers_to_load = this.update(cx, |this, cx| this.load_buffers(cx))?;
516 for buffer_to_load in buffers_to_load {
517 if let Some(buffer) = buffer_to_load.await.log_err() {
518 cx.update(|window, cx| {
519 this.update(cx, |this, cx| this.register_buffer(buffer, window, cx))
520 .ok();
521 })?;
522 }
523 }
524 this.update(cx, |this, cx| {
525 this.pending_scroll.take();
526 cx.notify();
527 })?;
528 }
529
530 Ok(())
531 }
532
533 #[cfg(any(test, feature = "test-support"))]
534 pub fn excerpt_paths(&self, cx: &App) -> Vec<std::sync::Arc<util::rel_path::RelPath>> {
535 self.multibuffer
536 .read(cx)
537 .excerpt_paths()
538 .map(|key| key.path())
539 .cloned()
540 .collect()
541 }
542}
543
544impl EventEmitter<EditorEvent> for ProjectDiff {}
545
546impl Focusable for ProjectDiff {
547 fn focus_handle(&self, cx: &App) -> FocusHandle {
548 if self.multibuffer.read(cx).is_empty() {
549 self.focus_handle.clone()
550 } else {
551 self.editor.focus_handle(cx)
552 }
553 }
554}
555
556impl Item for ProjectDiff {
557 type Event = EditorEvent;
558
559 fn tab_icon(&self, _window: &Window, _cx: &App) -> Option<Icon> {
560 Some(Icon::new(IconName::GitBranch).color(Color::Muted))
561 }
562
563 fn to_item_events(event: &EditorEvent, f: impl FnMut(ItemEvent)) {
564 Editor::to_item_events(event, f)
565 }
566
567 fn deactivated(&mut self, window: &mut Window, cx: &mut Context<Self>) {
568 self.editor
569 .update(cx, |editor, cx| editor.deactivated(window, cx));
570 }
571
572 fn navigate(
573 &mut self,
574 data: Box<dyn Any>,
575 window: &mut Window,
576 cx: &mut Context<Self>,
577 ) -> bool {
578 self.editor
579 .update(cx, |editor, cx| editor.navigate(data, window, cx))
580 }
581
582 fn tab_tooltip_text(&self, _: &App) -> Option<SharedString> {
583 Some("Project Diff".into())
584 }
585
586 fn tab_content(&self, params: TabContentParams, _window: &Window, _: &App) -> AnyElement {
587 Label::new("Uncommitted Changes")
588 .color(if params.selected {
589 Color::Default
590 } else {
591 Color::Muted
592 })
593 .into_any_element()
594 }
595
596 fn tab_content_text(&self, _detail: usize, _: &App) -> SharedString {
597 "Uncommitted Changes".into()
598 }
599
600 fn telemetry_event_text(&self) -> Option<&'static str> {
601 Some("Project Diff Opened")
602 }
603
604 fn as_searchable(&self, _: &Entity<Self>) -> Option<Box<dyn SearchableItemHandle>> {
605 Some(Box::new(self.editor.clone()))
606 }
607
608 fn for_each_project_item(
609 &self,
610 cx: &App,
611 f: &mut dyn FnMut(gpui::EntityId, &dyn project::ProjectItem),
612 ) {
613 self.editor.for_each_project_item(cx, f)
614 }
615
616 fn set_nav_history(
617 &mut self,
618 nav_history: ItemNavHistory,
619 _: &mut Window,
620 cx: &mut Context<Self>,
621 ) {
622 self.editor.update(cx, |editor, _| {
623 editor.set_nav_history(Some(nav_history));
624 });
625 }
626
627 fn clone_on_split(
628 &self,
629 _workspace_id: Option<workspace::WorkspaceId>,
630 window: &mut Window,
631 cx: &mut Context<Self>,
632 ) -> Option<Entity<Self>>
633 where
634 Self: Sized,
635 {
636 let workspace = self.workspace.upgrade()?;
637 Some(cx.new(|cx| ProjectDiff::new(self.project.clone(), workspace, window, cx)))
638 }
639
640 fn is_dirty(&self, cx: &App) -> bool {
641 self.multibuffer.read(cx).is_dirty(cx)
642 }
643
644 fn has_conflict(&self, cx: &App) -> bool {
645 self.multibuffer.read(cx).has_conflict(cx)
646 }
647
648 fn can_save(&self, _: &App) -> bool {
649 true
650 }
651
652 fn save(
653 &mut self,
654 options: SaveOptions,
655 project: Entity<Project>,
656 window: &mut Window,
657 cx: &mut Context<Self>,
658 ) -> Task<Result<()>> {
659 self.editor.save(options, project, window, cx)
660 }
661
662 fn save_as(
663 &mut self,
664 _: Entity<Project>,
665 _: ProjectPath,
666 _window: &mut Window,
667 _: &mut Context<Self>,
668 ) -> Task<Result<()>> {
669 unreachable!()
670 }
671
672 fn reload(
673 &mut self,
674 project: Entity<Project>,
675 window: &mut Window,
676 cx: &mut Context<Self>,
677 ) -> Task<Result<()>> {
678 self.editor.reload(project, window, cx)
679 }
680
681 fn act_as_type<'a>(
682 &'a self,
683 type_id: TypeId,
684 self_handle: &'a Entity<Self>,
685 _: &'a App,
686 ) -> Option<AnyView> {
687 if type_id == TypeId::of::<Self>() {
688 Some(self_handle.to_any())
689 } else if type_id == TypeId::of::<Editor>() {
690 Some(self.editor.to_any())
691 } else {
692 None
693 }
694 }
695
696 fn breadcrumb_location(&self, _: &App) -> ToolbarItemLocation {
697 ToolbarItemLocation::PrimaryLeft
698 }
699
700 fn breadcrumbs(&self, theme: &theme::Theme, cx: &App) -> Option<Vec<BreadcrumbText>> {
701 self.editor.breadcrumbs(theme, cx)
702 }
703
704 fn added_to_workspace(
705 &mut self,
706 workspace: &mut Workspace,
707 window: &mut Window,
708 cx: &mut Context<Self>,
709 ) {
710 self.editor.update(cx, |editor, cx| {
711 editor.added_to_workspace(workspace, window, cx)
712 });
713 }
714}
715
716impl Render for ProjectDiff {
717 fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
718 let is_empty = self.multibuffer.read(cx).is_empty();
719
720 div()
721 .track_focus(&self.focus_handle)
722 .key_context(if is_empty { "EmptyPane" } else { "GitDiff" })
723 .bg(cx.theme().colors().editor_background)
724 .flex()
725 .items_center()
726 .justify_center()
727 .size_full()
728 .when(is_empty, |el| {
729 let remote_button = if let Some(panel) = self
730 .workspace
731 .upgrade()
732 .and_then(|workspace| workspace.read(cx).panel::<GitPanel>(cx))
733 {
734 panel.update(cx, |panel, cx| panel.render_remote_button(cx))
735 } else {
736 None
737 };
738 let keybinding_focus_handle = self.focus_handle(cx);
739 el.child(
740 v_flex()
741 .gap_1()
742 .child(
743 h_flex()
744 .justify_around()
745 .child(Label::new("No uncommitted changes")),
746 )
747 .map(|el| match remote_button {
748 Some(button) => el.child(h_flex().justify_around().child(button)),
749 None => el.child(
750 h_flex()
751 .justify_around()
752 .child(Label::new("Remote up to date")),
753 ),
754 })
755 .child(
756 h_flex().justify_around().mt_1().child(
757 Button::new("project-diff-close-button", "Close")
758 // .style(ButtonStyle::Transparent)
759 .key_binding(KeyBinding::for_action_in(
760 &CloseActiveItem::default(),
761 &keybinding_focus_handle,
762 window,
763 cx,
764 ))
765 .on_click(move |_, window, cx| {
766 window.focus(&keybinding_focus_handle);
767 window.dispatch_action(
768 Box::new(CloseActiveItem::default()),
769 cx,
770 );
771 }),
772 ),
773 ),
774 )
775 })
776 .when(!is_empty, |el| el.child(self.editor.clone()))
777 }
778}
779
780impl SerializableItem for ProjectDiff {
781 fn serialized_item_kind() -> &'static str {
782 "ProjectDiff"
783 }
784
785 fn cleanup(
786 _: workspace::WorkspaceId,
787 _: Vec<workspace::ItemId>,
788 _: &mut Window,
789 _: &mut App,
790 ) -> Task<Result<()>> {
791 Task::ready(Ok(()))
792 }
793
794 fn deserialize(
795 _project: Entity<Project>,
796 workspace: WeakEntity<Workspace>,
797 _workspace_id: workspace::WorkspaceId,
798 _item_id: workspace::ItemId,
799 window: &mut Window,
800 cx: &mut App,
801 ) -> Task<Result<Entity<Self>>> {
802 window.spawn(cx, async move |cx| {
803 workspace.update_in(cx, |workspace, window, cx| {
804 let workspace_handle = cx.entity();
805 cx.new(|cx| Self::new(workspace.project().clone(), workspace_handle, window, cx))
806 })
807 })
808 }
809
810 fn serialize(
811 &mut self,
812 _workspace: &mut Workspace,
813 _item_id: workspace::ItemId,
814 _closing: bool,
815 _window: &mut Window,
816 _cx: &mut Context<Self>,
817 ) -> Option<Task<Result<()>>> {
818 None
819 }
820
821 fn should_serialize(&self, _: &Self::Event) -> bool {
822 false
823 }
824}
825
826pub struct ProjectDiffToolbar {
827 project_diff: Option<WeakEntity<ProjectDiff>>,
828 workspace: WeakEntity<Workspace>,
829}
830
831impl ProjectDiffToolbar {
832 pub fn new(workspace: &Workspace, _: &mut Context<Self>) -> Self {
833 Self {
834 project_diff: None,
835 workspace: workspace.weak_handle(),
836 }
837 }
838
839 fn project_diff(&self, _: &App) -> Option<Entity<ProjectDiff>> {
840 self.project_diff.as_ref()?.upgrade()
841 }
842
843 fn dispatch_action(&self, action: &dyn Action, window: &mut Window, cx: &mut Context<Self>) {
844 if let Some(project_diff) = self.project_diff(cx) {
845 project_diff.focus_handle(cx).focus(window);
846 }
847 let action = action.boxed_clone();
848 cx.defer(move |cx| {
849 cx.dispatch_action(action.as_ref());
850 })
851 }
852
853 fn stage_all(&mut self, window: &mut Window, cx: &mut Context<Self>) {
854 self.workspace
855 .update(cx, |workspace, cx| {
856 if let Some(panel) = workspace.panel::<GitPanel>(cx) {
857 panel.update(cx, |panel, cx| {
858 panel.stage_all(&Default::default(), window, cx);
859 });
860 }
861 })
862 .ok();
863 }
864
865 fn unstage_all(&mut self, window: &mut Window, cx: &mut Context<Self>) {
866 self.workspace
867 .update(cx, |workspace, cx| {
868 let Some(panel) = workspace.panel::<GitPanel>(cx) else {
869 return;
870 };
871 panel.update(cx, |panel, cx| {
872 panel.unstage_all(&Default::default(), window, cx);
873 });
874 })
875 .ok();
876 }
877}
878
879impl EventEmitter<ToolbarItemEvent> for ProjectDiffToolbar {}
880
881impl ToolbarItemView for ProjectDiffToolbar {
882 fn set_active_pane_item(
883 &mut self,
884 active_pane_item: Option<&dyn ItemHandle>,
885 _: &mut Window,
886 cx: &mut Context<Self>,
887 ) -> ToolbarItemLocation {
888 self.project_diff = active_pane_item
889 .and_then(|item| item.act_as::<ProjectDiff>(cx))
890 .map(|entity| entity.downgrade());
891 if self.project_diff.is_some() {
892 ToolbarItemLocation::PrimaryRight
893 } else {
894 ToolbarItemLocation::Hidden
895 }
896 }
897
898 fn pane_focus_update(
899 &mut self,
900 _pane_focused: bool,
901 _window: &mut Window,
902 _cx: &mut Context<Self>,
903 ) {
904 }
905}
906
907struct ButtonStates {
908 stage: bool,
909 unstage: bool,
910 prev_next: bool,
911 selection: bool,
912 stage_all: bool,
913 unstage_all: bool,
914}
915
916impl Render for ProjectDiffToolbar {
917 fn render(&mut self, _: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
918 let Some(project_diff) = self.project_diff(cx) else {
919 return div();
920 };
921 let focus_handle = project_diff.focus_handle(cx);
922 let button_states = project_diff.read(cx).button_states(cx);
923
924 h_group_xl()
925 .my_neg_1()
926 .py_1()
927 .items_center()
928 .flex_wrap()
929 .justify_between()
930 .child(
931 h_group_sm()
932 .when(button_states.selection, |el| {
933 el.child(
934 Button::new("stage", "Toggle Staged")
935 .tooltip(Tooltip::for_action_title_in(
936 "Toggle Staged",
937 &ToggleStaged,
938 &focus_handle,
939 ))
940 .disabled(!button_states.stage && !button_states.unstage)
941 .on_click(cx.listener(|this, _, window, cx| {
942 this.dispatch_action(&ToggleStaged, window, cx)
943 })),
944 )
945 })
946 .when(!button_states.selection, |el| {
947 el.child(
948 Button::new("stage", "Stage")
949 .tooltip(Tooltip::for_action_title_in(
950 "Stage and go to next hunk",
951 &StageAndNext,
952 &focus_handle,
953 ))
954 .on_click(cx.listener(|this, _, window, cx| {
955 this.dispatch_action(&StageAndNext, window, cx)
956 })),
957 )
958 .child(
959 Button::new("unstage", "Unstage")
960 .tooltip(Tooltip::for_action_title_in(
961 "Unstage and go to next hunk",
962 &UnstageAndNext,
963 &focus_handle,
964 ))
965 .on_click(cx.listener(|this, _, window, cx| {
966 this.dispatch_action(&UnstageAndNext, window, cx)
967 })),
968 )
969 }),
970 )
971 // n.b. the only reason these arrows are here is because we don't
972 // support "undo" for staging so we need a way to go back.
973 .child(
974 h_group_sm()
975 .child(
976 IconButton::new("up", IconName::ArrowUp)
977 .shape(ui::IconButtonShape::Square)
978 .tooltip(Tooltip::for_action_title_in(
979 "Go to previous hunk",
980 &GoToPreviousHunk,
981 &focus_handle,
982 ))
983 .disabled(!button_states.prev_next)
984 .on_click(cx.listener(|this, _, window, cx| {
985 this.dispatch_action(&GoToPreviousHunk, window, cx)
986 })),
987 )
988 .child(
989 IconButton::new("down", IconName::ArrowDown)
990 .shape(ui::IconButtonShape::Square)
991 .tooltip(Tooltip::for_action_title_in(
992 "Go to next hunk",
993 &GoToHunk,
994 &focus_handle,
995 ))
996 .disabled(!button_states.prev_next)
997 .on_click(cx.listener(|this, _, window, cx| {
998 this.dispatch_action(&GoToHunk, window, cx)
999 })),
1000 ),
1001 )
1002 .child(vertical_divider())
1003 .child(
1004 h_group_sm()
1005 .when(
1006 button_states.unstage_all && !button_states.stage_all,
1007 |el| {
1008 el.child(
1009 Button::new("unstage-all", "Unstage All")
1010 .tooltip(Tooltip::for_action_title_in(
1011 "Unstage all changes",
1012 &UnstageAll,
1013 &focus_handle,
1014 ))
1015 .on_click(cx.listener(|this, _, window, cx| {
1016 this.unstage_all(window, cx)
1017 })),
1018 )
1019 },
1020 )
1021 .when(
1022 !button_states.unstage_all || button_states.stage_all,
1023 |el| {
1024 el.child(
1025 // todo make it so that changing to say "Unstaged"
1026 // doesn't change the position.
1027 div().child(
1028 Button::new("stage-all", "Stage All")
1029 .disabled(!button_states.stage_all)
1030 .tooltip(Tooltip::for_action_title_in(
1031 "Stage all changes",
1032 &StageAll,
1033 &focus_handle,
1034 ))
1035 .on_click(cx.listener(|this, _, window, cx| {
1036 this.stage_all(window, cx)
1037 })),
1038 ),
1039 )
1040 },
1041 )
1042 .child(
1043 Button::new("commit", "Commit")
1044 .tooltip(Tooltip::for_action_title_in(
1045 "Commit",
1046 &Commit,
1047 &focus_handle,
1048 ))
1049 .on_click(cx.listener(|this, _, window, cx| {
1050 this.dispatch_action(&Commit, window, cx);
1051 })),
1052 ),
1053 )
1054 }
1055}
1056
1057#[derive(IntoElement, RegisterComponent)]
1058pub struct ProjectDiffEmptyState {
1059 pub no_repo: bool,
1060 pub can_push_and_pull: bool,
1061 pub focus_handle: Option<FocusHandle>,
1062 pub current_branch: Option<Branch>,
1063 // has_pending_commits: bool,
1064 // ahead_of_remote: bool,
1065 // no_git_repository: bool,
1066}
1067
1068impl RenderOnce for ProjectDiffEmptyState {
1069 fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
1070 let status_against_remote = |ahead_by: usize, behind_by: usize| -> bool {
1071 matches!(self.current_branch, Some(Branch {
1072 upstream:
1073 Some(Upstream {
1074 tracking:
1075 UpstreamTracking::Tracked(UpstreamTrackingStatus {
1076 ahead, behind, ..
1077 }),
1078 ..
1079 }),
1080 ..
1081 }) if (ahead > 0) == (ahead_by > 0) && (behind > 0) == (behind_by > 0))
1082 };
1083
1084 let change_count = |current_branch: &Branch| -> (usize, usize) {
1085 match current_branch {
1086 Branch {
1087 upstream:
1088 Some(Upstream {
1089 tracking:
1090 UpstreamTracking::Tracked(UpstreamTrackingStatus {
1091 ahead, behind, ..
1092 }),
1093 ..
1094 }),
1095 ..
1096 } => (*ahead as usize, *behind as usize),
1097 _ => (0, 0),
1098 }
1099 };
1100
1101 let not_ahead_or_behind = status_against_remote(0, 0);
1102 let ahead_of_remote = status_against_remote(1, 0);
1103 let branch_not_on_remote = if let Some(branch) = self.current_branch.as_ref() {
1104 branch.upstream.is_none()
1105 } else {
1106 false
1107 };
1108
1109 let has_branch_container = |branch: &Branch| {
1110 h_flex()
1111 .max_w(px(420.))
1112 .bg(cx.theme().colors().text.opacity(0.05))
1113 .border_1()
1114 .border_color(cx.theme().colors().border)
1115 .rounded_sm()
1116 .gap_8()
1117 .px_6()
1118 .py_4()
1119 .map(|this| {
1120 if ahead_of_remote {
1121 let ahead_count = change_count(branch).0;
1122 let ahead_string = format!("{} Commits Ahead", ahead_count);
1123 this.child(
1124 v_flex()
1125 .child(Headline::new(ahead_string).size(HeadlineSize::Small))
1126 .child(
1127 Label::new(format!("Push your changes to {}", branch.name()))
1128 .color(Color::Muted),
1129 ),
1130 )
1131 .child(div().child(render_push_button(
1132 self.focus_handle,
1133 "push".into(),
1134 ahead_count as u32,
1135 )))
1136 } else if branch_not_on_remote {
1137 this.child(
1138 v_flex()
1139 .child(Headline::new("Publish Branch").size(HeadlineSize::Small))
1140 .child(
1141 Label::new(format!("Create {} on remote", branch.name()))
1142 .color(Color::Muted),
1143 ),
1144 )
1145 .child(
1146 div().child(render_publish_button(self.focus_handle, "publish".into())),
1147 )
1148 } else {
1149 this.child(Label::new("Remote status unknown").color(Color::Muted))
1150 }
1151 })
1152 };
1153
1154 v_flex().size_full().items_center().justify_center().child(
1155 v_flex()
1156 .gap_1()
1157 .when(self.no_repo, |this| {
1158 // TODO: add git init
1159 this.text_center()
1160 .child(Label::new("No Repository").color(Color::Muted))
1161 })
1162 .map(|this| {
1163 if not_ahead_or_behind && self.current_branch.is_some() {
1164 this.text_center()
1165 .child(Label::new("No Changes").color(Color::Muted))
1166 } else {
1167 this.when_some(self.current_branch.as_ref(), |this, branch| {
1168 this.child(has_branch_container(branch))
1169 })
1170 }
1171 }),
1172 )
1173 }
1174}
1175
1176mod preview {
1177 use git::repository::{
1178 Branch, CommitSummary, Upstream, UpstreamTracking, UpstreamTrackingStatus,
1179 };
1180 use ui::prelude::*;
1181
1182 use super::ProjectDiffEmptyState;
1183
1184 // View this component preview using `workspace: open component-preview`
1185 impl Component for ProjectDiffEmptyState {
1186 fn scope() -> ComponentScope {
1187 ComponentScope::VersionControl
1188 }
1189
1190 fn preview(_window: &mut Window, _cx: &mut App) -> Option<AnyElement> {
1191 let unknown_upstream: Option<UpstreamTracking> = None;
1192 let ahead_of_upstream: Option<UpstreamTracking> = Some(
1193 UpstreamTrackingStatus {
1194 ahead: 2,
1195 behind: 0,
1196 }
1197 .into(),
1198 );
1199
1200 let not_ahead_or_behind_upstream: Option<UpstreamTracking> = Some(
1201 UpstreamTrackingStatus {
1202 ahead: 0,
1203 behind: 0,
1204 }
1205 .into(),
1206 );
1207
1208 fn branch(upstream: Option<UpstreamTracking>) -> Branch {
1209 Branch {
1210 is_head: true,
1211 ref_name: "some-branch".into(),
1212 upstream: upstream.map(|tracking| Upstream {
1213 ref_name: "origin/some-branch".into(),
1214 tracking,
1215 }),
1216 most_recent_commit: Some(CommitSummary {
1217 sha: "abc123".into(),
1218 subject: "Modify stuff".into(),
1219 commit_timestamp: 1710932954,
1220 author_name: "John Doe".into(),
1221 has_parent: true,
1222 }),
1223 }
1224 }
1225
1226 let no_repo_state = ProjectDiffEmptyState {
1227 no_repo: true,
1228 can_push_and_pull: false,
1229 focus_handle: None,
1230 current_branch: None,
1231 };
1232
1233 let no_changes_state = ProjectDiffEmptyState {
1234 no_repo: false,
1235 can_push_and_pull: true,
1236 focus_handle: None,
1237 current_branch: Some(branch(not_ahead_or_behind_upstream)),
1238 };
1239
1240 let ahead_of_upstream_state = ProjectDiffEmptyState {
1241 no_repo: false,
1242 can_push_and_pull: true,
1243 focus_handle: None,
1244 current_branch: Some(branch(ahead_of_upstream)),
1245 };
1246
1247 let unknown_upstream_state = ProjectDiffEmptyState {
1248 no_repo: false,
1249 can_push_and_pull: true,
1250 focus_handle: None,
1251 current_branch: Some(branch(unknown_upstream)),
1252 };
1253
1254 let (width, height) = (px(480.), px(320.));
1255
1256 Some(
1257 v_flex()
1258 .gap_6()
1259 .children(vec![
1260 example_group(vec![
1261 single_example(
1262 "No Repo",
1263 div()
1264 .w(width)
1265 .h(height)
1266 .child(no_repo_state)
1267 .into_any_element(),
1268 ),
1269 single_example(
1270 "No Changes",
1271 div()
1272 .w(width)
1273 .h(height)
1274 .child(no_changes_state)
1275 .into_any_element(),
1276 ),
1277 single_example(
1278 "Unknown Upstream",
1279 div()
1280 .w(width)
1281 .h(height)
1282 .child(unknown_upstream_state)
1283 .into_any_element(),
1284 ),
1285 single_example(
1286 "Ahead of Remote",
1287 div()
1288 .w(width)
1289 .h(height)
1290 .child(ahead_of_upstream_state)
1291 .into_any_element(),
1292 ),
1293 ])
1294 .vertical(),
1295 ])
1296 .into_any_element(),
1297 )
1298 }
1299 }
1300}
1301
1302fn merge_anchor_ranges<'a>(
1303 left: impl 'a + Iterator<Item = Range<Anchor>>,
1304 right: impl 'a + Iterator<Item = Range<Anchor>>,
1305 snapshot: &'a language::BufferSnapshot,
1306) -> impl 'a + Iterator<Item = Range<Anchor>> {
1307 let mut left = left.fuse().peekable();
1308 let mut right = right.fuse().peekable();
1309
1310 std::iter::from_fn(move || {
1311 let Some(left_range) = left.peek() else {
1312 return right.next();
1313 };
1314 let Some(right_range) = right.peek() else {
1315 return left.next();
1316 };
1317
1318 let mut next_range = if left_range.start.cmp(&right_range.start, snapshot).is_lt() {
1319 left.next().unwrap()
1320 } else {
1321 right.next().unwrap()
1322 };
1323
1324 // Extend the basic range while there's overlap with a range from either stream.
1325 loop {
1326 if let Some(left_range) = left
1327 .peek()
1328 .filter(|range| range.start.cmp(&next_range.end, snapshot).is_le())
1329 .cloned()
1330 {
1331 left.next();
1332 next_range.end = left_range.end;
1333 } else if let Some(right_range) = right
1334 .peek()
1335 .filter(|range| range.start.cmp(&next_range.end, snapshot).is_le())
1336 .cloned()
1337 {
1338 right.next();
1339 next_range.end = right_range.end;
1340 } else {
1341 break;
1342 }
1343 }
1344
1345 Some(next_range)
1346 })
1347}
1348
1349#[cfg(not(target_os = "windows"))]
1350#[cfg(test)]
1351mod tests {
1352 use db::indoc;
1353 use editor::test::editor_test_context::{EditorTestContext, assert_state_with_diff};
1354 use git::status::{UnmergedStatus, UnmergedStatusCode};
1355 use gpui::TestAppContext;
1356 use project::FakeFs;
1357 use serde_json::json;
1358 use settings::SettingsStore;
1359 use std::path::Path;
1360 use unindent::Unindent as _;
1361 use util::{path, rel_path::rel_path};
1362
1363 use super::*;
1364
1365 #[ctor::ctor]
1366 fn init_logger() {
1367 zlog::init_test();
1368 }
1369
1370 fn init_test(cx: &mut TestAppContext) {
1371 cx.update(|cx| {
1372 let store = SettingsStore::test(cx);
1373 cx.set_global(store);
1374 theme::init(theme::LoadThemes::JustBase, cx);
1375 language::init(cx);
1376 Project::init_settings(cx);
1377 workspace::init_settings(cx);
1378 editor::init(cx);
1379 crate::init(cx);
1380 });
1381 }
1382
1383 #[gpui::test]
1384 async fn test_save_after_restore(cx: &mut TestAppContext) {
1385 init_test(cx);
1386
1387 let fs = FakeFs::new(cx.executor());
1388 fs.insert_tree(
1389 path!("/project"),
1390 json!({
1391 ".git": {},
1392 "foo.txt": "FOO\n",
1393 }),
1394 )
1395 .await;
1396 let project = Project::test(fs.clone(), [path!("/project").as_ref()], cx).await;
1397 let (workspace, cx) =
1398 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
1399 let diff = cx.new_window_entity(|window, cx| {
1400 ProjectDiff::new(project.clone(), workspace, window, cx)
1401 });
1402 cx.run_until_parked();
1403
1404 fs.set_head_for_repo(
1405 path!("/project/.git").as_ref(),
1406 &[("foo.txt", "foo\n".into())],
1407 "deadbeef",
1408 );
1409 fs.set_index_for_repo(
1410 path!("/project/.git").as_ref(),
1411 &[("foo.txt", "foo\n".into())],
1412 );
1413 cx.run_until_parked();
1414
1415 let editor = diff.read_with(cx, |diff, _| diff.editor.clone());
1416 assert_state_with_diff(
1417 &editor,
1418 cx,
1419 &"
1420 - foo
1421 + ˇFOO
1422 "
1423 .unindent(),
1424 );
1425
1426 editor.update_in(cx, |editor, window, cx| {
1427 editor.git_restore(&Default::default(), window, cx);
1428 });
1429 cx.run_until_parked();
1430
1431 assert_state_with_diff(&editor, cx, &"ˇ".unindent());
1432
1433 let text = String::from_utf8(fs.read_file_sync("/project/foo.txt").unwrap()).unwrap();
1434 assert_eq!(text, "foo\n");
1435 }
1436
1437 #[gpui::test]
1438 async fn test_scroll_to_beginning_with_deletion(cx: &mut TestAppContext) {
1439 init_test(cx);
1440
1441 let fs = FakeFs::new(cx.executor());
1442 fs.insert_tree(
1443 path!("/project"),
1444 json!({
1445 ".git": {},
1446 "bar": "BAR\n",
1447 "foo": "FOO\n",
1448 }),
1449 )
1450 .await;
1451 let project = Project::test(fs.clone(), [path!("/project").as_ref()], cx).await;
1452 let (workspace, cx) =
1453 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
1454 let diff = cx.new_window_entity(|window, cx| {
1455 ProjectDiff::new(project.clone(), workspace, window, cx)
1456 });
1457 cx.run_until_parked();
1458
1459 fs.set_head_and_index_for_repo(
1460 path!("/project/.git").as_ref(),
1461 &[("bar", "bar\n".into()), ("foo", "foo\n".into())],
1462 );
1463 cx.run_until_parked();
1464
1465 let editor = cx.update_window_entity(&diff, |diff, window, cx| {
1466 diff.move_to_path(
1467 PathKey::namespaced(TRACKED_NAMESPACE, rel_path("foo").into_arc()),
1468 window,
1469 cx,
1470 );
1471 diff.editor.clone()
1472 });
1473 assert_state_with_diff(
1474 &editor,
1475 cx,
1476 &"
1477 - bar
1478 + BAR
1479
1480 - ˇfoo
1481 + FOO
1482 "
1483 .unindent(),
1484 );
1485
1486 let editor = cx.update_window_entity(&diff, |diff, window, cx| {
1487 diff.move_to_path(
1488 PathKey::namespaced(TRACKED_NAMESPACE, rel_path("bar").into_arc()),
1489 window,
1490 cx,
1491 );
1492 diff.editor.clone()
1493 });
1494 assert_state_with_diff(
1495 &editor,
1496 cx,
1497 &"
1498 - ˇbar
1499 + BAR
1500
1501 - foo
1502 + FOO
1503 "
1504 .unindent(),
1505 );
1506 }
1507
1508 #[gpui::test]
1509 async fn test_hunks_after_restore_then_modify(cx: &mut TestAppContext) {
1510 init_test(cx);
1511
1512 let fs = FakeFs::new(cx.executor());
1513 fs.insert_tree(
1514 path!("/project"),
1515 json!({
1516 ".git": {},
1517 "foo": "modified\n",
1518 }),
1519 )
1520 .await;
1521 let project = Project::test(fs.clone(), [path!("/project").as_ref()], cx).await;
1522 let (workspace, cx) =
1523 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
1524 let buffer = project
1525 .update(cx, |project, cx| {
1526 project.open_local_buffer(path!("/project/foo"), cx)
1527 })
1528 .await
1529 .unwrap();
1530 let buffer_editor = cx.new_window_entity(|window, cx| {
1531 Editor::for_buffer(buffer, Some(project.clone()), window, cx)
1532 });
1533 let diff = cx.new_window_entity(|window, cx| {
1534 ProjectDiff::new(project.clone(), workspace, window, cx)
1535 });
1536 cx.run_until_parked();
1537
1538 fs.set_head_for_repo(
1539 path!("/project/.git").as_ref(),
1540 &[("foo", "original\n".into())],
1541 "deadbeef",
1542 );
1543 cx.run_until_parked();
1544
1545 let diff_editor = diff.read_with(cx, |diff, _| diff.editor.clone());
1546
1547 assert_state_with_diff(
1548 &diff_editor,
1549 cx,
1550 &"
1551 - original
1552 + ˇmodified
1553 "
1554 .unindent(),
1555 );
1556
1557 let prev_buffer_hunks =
1558 cx.update_window_entity(&buffer_editor, |buffer_editor, window, cx| {
1559 let snapshot = buffer_editor.snapshot(window, cx);
1560 let snapshot = &snapshot.buffer_snapshot;
1561 let prev_buffer_hunks = buffer_editor
1562 .diff_hunks_in_ranges(&[editor::Anchor::min()..editor::Anchor::max()], snapshot)
1563 .collect::<Vec<_>>();
1564 buffer_editor.git_restore(&Default::default(), window, cx);
1565 prev_buffer_hunks
1566 });
1567 assert_eq!(prev_buffer_hunks.len(), 1);
1568 cx.run_until_parked();
1569
1570 let new_buffer_hunks =
1571 cx.update_window_entity(&buffer_editor, |buffer_editor, window, cx| {
1572 let snapshot = buffer_editor.snapshot(window, cx);
1573 let snapshot = &snapshot.buffer_snapshot;
1574 buffer_editor
1575 .diff_hunks_in_ranges(&[editor::Anchor::min()..editor::Anchor::max()], snapshot)
1576 .collect::<Vec<_>>()
1577 });
1578 assert_eq!(new_buffer_hunks.as_slice(), &[]);
1579
1580 cx.update_window_entity(&buffer_editor, |buffer_editor, window, cx| {
1581 buffer_editor.set_text("different\n", window, cx);
1582 buffer_editor.save(
1583 SaveOptions {
1584 format: false,
1585 autosave: false,
1586 },
1587 project.clone(),
1588 window,
1589 cx,
1590 )
1591 })
1592 .await
1593 .unwrap();
1594
1595 cx.run_until_parked();
1596
1597 cx.update_window_entity(&buffer_editor, |buffer_editor, window, cx| {
1598 buffer_editor.expand_all_diff_hunks(&Default::default(), window, cx);
1599 });
1600
1601 assert_state_with_diff(
1602 &buffer_editor,
1603 cx,
1604 &"
1605 - original
1606 + different
1607 ˇ"
1608 .unindent(),
1609 );
1610
1611 assert_state_with_diff(
1612 &diff_editor,
1613 cx,
1614 &"
1615 - original
1616 + different
1617 ˇ"
1618 .unindent(),
1619 );
1620 }
1621
1622 use crate::{
1623 conflict_view::resolve_conflict,
1624 project_diff::{self, ProjectDiff},
1625 };
1626
1627 #[gpui::test]
1628 async fn test_go_to_prev_hunk_multibuffer(cx: &mut TestAppContext) {
1629 init_test(cx);
1630
1631 let fs = FakeFs::new(cx.executor());
1632 fs.insert_tree(
1633 "/a",
1634 json!({
1635 ".git": {},
1636 "a.txt": "created\n",
1637 "b.txt": "really changed\n",
1638 "c.txt": "unchanged\n"
1639 }),
1640 )
1641 .await;
1642
1643 fs.set_head_and_index_for_repo(
1644 Path::new("/a/.git"),
1645 &[
1646 ("b.txt", "before\n".to_string()),
1647 ("c.txt", "unchanged\n".to_string()),
1648 ("d.txt", "deleted\n".to_string()),
1649 ],
1650 );
1651
1652 let project = Project::test(fs, [Path::new("/a")], cx).await;
1653 let (workspace, cx) =
1654 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
1655
1656 cx.run_until_parked();
1657
1658 cx.focus(&workspace);
1659 cx.update(|window, cx| {
1660 window.dispatch_action(project_diff::Diff.boxed_clone(), cx);
1661 });
1662
1663 cx.run_until_parked();
1664
1665 let item = workspace.update(cx, |workspace, cx| {
1666 workspace.active_item_as::<ProjectDiff>(cx).unwrap()
1667 });
1668 cx.focus(&item);
1669 let editor = item.read_with(cx, |item, _| item.editor.clone());
1670
1671 let mut cx = EditorTestContext::for_editor_in(editor, cx).await;
1672
1673 cx.assert_excerpts_with_selections(indoc!(
1674 "
1675 [EXCERPT]
1676 before
1677 really changed
1678 [EXCERPT]
1679 [FOLDED]
1680 [EXCERPT]
1681 ˇcreated
1682 "
1683 ));
1684
1685 cx.dispatch_action(editor::actions::GoToPreviousHunk);
1686
1687 cx.assert_excerpts_with_selections(indoc!(
1688 "
1689 [EXCERPT]
1690 before
1691 really changed
1692 [EXCERPT]
1693 ˇ[FOLDED]
1694 [EXCERPT]
1695 created
1696 "
1697 ));
1698
1699 cx.dispatch_action(editor::actions::GoToPreviousHunk);
1700
1701 cx.assert_excerpts_with_selections(indoc!(
1702 "
1703 [EXCERPT]
1704 ˇbefore
1705 really changed
1706 [EXCERPT]
1707 [FOLDED]
1708 [EXCERPT]
1709 created
1710 "
1711 ));
1712 }
1713
1714 #[gpui::test]
1715 async fn test_excerpts_splitting_after_restoring_the_middle_excerpt(cx: &mut TestAppContext) {
1716 init_test(cx);
1717
1718 let git_contents = indoc! {r#"
1719 #[rustfmt::skip]
1720 fn main() {
1721 let x = 0.0; // this line will be removed
1722 // 1
1723 // 2
1724 // 3
1725 let y = 0.0; // this line will be removed
1726 // 1
1727 // 2
1728 // 3
1729 let arr = [
1730 0.0, // this line will be removed
1731 0.0, // this line will be removed
1732 0.0, // this line will be removed
1733 0.0, // this line will be removed
1734 ];
1735 }
1736 "#};
1737 let buffer_contents = indoc! {"
1738 #[rustfmt::skip]
1739 fn main() {
1740 // 1
1741 // 2
1742 // 3
1743 // 1
1744 // 2
1745 // 3
1746 let arr = [
1747 ];
1748 }
1749 "};
1750
1751 let fs = FakeFs::new(cx.executor());
1752 fs.insert_tree(
1753 "/a",
1754 json!({
1755 ".git": {},
1756 "main.rs": buffer_contents,
1757 }),
1758 )
1759 .await;
1760
1761 fs.set_head_and_index_for_repo(
1762 Path::new("/a/.git"),
1763 &[("main.rs", git_contents.to_owned())],
1764 );
1765
1766 let project = Project::test(fs, [Path::new("/a")], cx).await;
1767 let (workspace, cx) =
1768 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
1769
1770 cx.run_until_parked();
1771
1772 cx.focus(&workspace);
1773 cx.update(|window, cx| {
1774 window.dispatch_action(project_diff::Diff.boxed_clone(), cx);
1775 });
1776
1777 cx.run_until_parked();
1778
1779 let item = workspace.update(cx, |workspace, cx| {
1780 workspace.active_item_as::<ProjectDiff>(cx).unwrap()
1781 });
1782 cx.focus(&item);
1783 let editor = item.read_with(cx, |item, _| item.editor.clone());
1784
1785 let mut cx = EditorTestContext::for_editor_in(editor, cx).await;
1786
1787 cx.assert_excerpts_with_selections(&format!("[EXCERPT]\nˇ{git_contents}"));
1788
1789 cx.dispatch_action(editor::actions::GoToHunk);
1790 cx.dispatch_action(editor::actions::GoToHunk);
1791 cx.dispatch_action(git::Restore);
1792 cx.dispatch_action(editor::actions::MoveToBeginning);
1793
1794 cx.assert_excerpts_with_selections(&format!("[EXCERPT]\nˇ{git_contents}"));
1795 }
1796
1797 #[gpui::test]
1798 async fn test_saving_resolved_conflicts(cx: &mut TestAppContext) {
1799 init_test(cx);
1800
1801 let fs = FakeFs::new(cx.executor());
1802 fs.insert_tree(
1803 path!("/project"),
1804 json!({
1805 ".git": {},
1806 "foo": "<<<<<<< x\nours\n=======\ntheirs\n>>>>>>> y\n",
1807 }),
1808 )
1809 .await;
1810 fs.set_status_for_repo(
1811 Path::new(path!("/project/.git")),
1812 &[(
1813 "foo",
1814 UnmergedStatus {
1815 first_head: UnmergedStatusCode::Updated,
1816 second_head: UnmergedStatusCode::Updated,
1817 }
1818 .into(),
1819 )],
1820 );
1821 let project = Project::test(fs.clone(), [path!("/project").as_ref()], cx).await;
1822 let (workspace, cx) =
1823 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
1824 let diff = cx.new_window_entity(|window, cx| {
1825 ProjectDiff::new(project.clone(), workspace, window, cx)
1826 });
1827 cx.run_until_parked();
1828
1829 cx.update(|window, cx| {
1830 let editor = diff.read(cx).editor.clone();
1831 let excerpt_ids = editor.read(cx).buffer().read(cx).excerpt_ids();
1832 assert_eq!(excerpt_ids.len(), 1);
1833 let excerpt_id = excerpt_ids[0];
1834 let buffer = editor
1835 .read(cx)
1836 .buffer()
1837 .read(cx)
1838 .all_buffers()
1839 .into_iter()
1840 .next()
1841 .unwrap();
1842 let buffer_id = buffer.read(cx).remote_id();
1843 let conflict_set = diff
1844 .read(cx)
1845 .editor
1846 .read(cx)
1847 .addon::<ConflictAddon>()
1848 .unwrap()
1849 .conflict_set(buffer_id)
1850 .unwrap();
1851 assert!(conflict_set.read(cx).has_conflict);
1852 let snapshot = conflict_set.read(cx).snapshot();
1853 assert_eq!(snapshot.conflicts.len(), 1);
1854
1855 let ours_range = snapshot.conflicts[0].ours.clone();
1856
1857 resolve_conflict(
1858 editor.downgrade(),
1859 excerpt_id,
1860 snapshot.conflicts[0].clone(),
1861 vec![ours_range],
1862 window,
1863 cx,
1864 )
1865 })
1866 .await;
1867
1868 let contents = fs.read_file_sync(path!("/project/foo")).unwrap();
1869 let contents = String::from_utf8(contents).unwrap();
1870 assert_eq!(contents, "ours\n");
1871 }
1872}