1use anyhow::{Context as _, Result};
2use buffer_diff::BufferDiff;
3use collections::HashMap;
4use editor::display_map::{BlockPlacement, BlockProperties, BlockStyle};
5use editor::{Addon, Editor, EditorEvent, ExcerptRange, MultiBuffer, multibuffer_context_lines};
6use git::repository::{CommitDetails, CommitDiff, RepoPath, is_binary_content};
7use git::status::{FileStatus, StatusCode, TrackedStatus};
8use git::{
9 BuildCommitPermalinkParams, GitHostingProviderRegistry, GitRemote, ParsedGitRemote,
10 parse_git_remote_url,
11};
12use gpui::{
13 AnyElement, App, AppContext as _, AsyncApp, AsyncWindowContext, ClipboardItem, Context, Entity,
14 EventEmitter, FocusHandle, Focusable, InteractiveElement, IntoElement, ParentElement,
15 PromptLevel, Render, Styled, Task, WeakEntity, Window, actions,
16};
17use language::{
18 Anchor, Buffer, Capability, DiskState, File, LanguageRegistry, LineEnding, OffsetRangeExt as _,
19 Point, ReplicaId, Rope, TextBuffer,
20};
21use multi_buffer::PathKey;
22use project::{Project, WorktreeId, git_store::Repository};
23use std::{
24 any::{Any, TypeId},
25 collections::HashSet,
26 path::PathBuf,
27 sync::Arc,
28};
29use theme::ActiveTheme;
30use ui::{ButtonLike, DiffStat, Tooltip, prelude::*};
31use util::{ResultExt, paths::PathStyle, rel_path::RelPath, truncate_and_trailoff};
32use workspace::item::TabTooltipContent;
33use workspace::{
34 Item, ItemHandle, ItemNavHistory, ToolbarItemEvent, ToolbarItemLocation, ToolbarItemView,
35 Workspace,
36 item::{ItemEvent, TabContentParams},
37 notifications::NotifyTaskExt,
38 pane::SaveIntent,
39 searchable::SearchableItemHandle,
40};
41
42use crate::commit_tooltip::CommitAvatar;
43use crate::git_panel::GitPanel;
44
45actions!(git, [ApplyCurrentStash, PopCurrentStash, DropCurrentStash,]);
46
47pub fn init(cx: &mut App) {
48 cx.observe_new(|workspace: &mut Workspace, _window, _cx| {
49 workspace.register_action(|workspace, _: &ApplyCurrentStash, window, cx| {
50 CommitView::apply_stash(workspace, window, cx);
51 });
52 workspace.register_action(|workspace, _: &DropCurrentStash, window, cx| {
53 CommitView::remove_stash(workspace, window, cx);
54 });
55 workspace.register_action(|workspace, _: &PopCurrentStash, window, cx| {
56 CommitView::pop_stash(workspace, window, cx);
57 });
58 })
59 .detach();
60}
61
62pub struct CommitView {
63 commit: CommitDetails,
64 editor: Entity<Editor>,
65 stash: Option<usize>,
66 multibuffer: Entity<MultiBuffer>,
67 repository: Entity<Repository>,
68 remote: Option<GitRemote>,
69}
70
71struct GitBlob {
72 path: RepoPath,
73 worktree_id: WorktreeId,
74 is_deleted: bool,
75 is_binary: bool,
76 display_name: String,
77}
78
79struct CommitDiffAddon {
80 file_statuses: HashMap<language::BufferId, FileStatus>,
81}
82
83impl Addon for CommitDiffAddon {
84 fn to_any(&self) -> &dyn std::any::Any {
85 self
86 }
87
88 fn override_status_for_buffer_id(
89 &self,
90 buffer_id: language::BufferId,
91 _cx: &App,
92 ) -> Option<FileStatus> {
93 self.file_statuses.get(&buffer_id).copied()
94 }
95}
96
97const COMMIT_MESSAGE_SORT_PREFIX: u64 = 0;
98const FILE_NAMESPACE_SORT_PREFIX: u64 = 1;
99
100impl CommitView {
101 pub fn open(
102 commit_sha: String,
103 repo: WeakEntity<Repository>,
104 workspace: WeakEntity<Workspace>,
105 stash: Option<usize>,
106 file_filter: Option<RepoPath>,
107 window: &mut Window,
108 cx: &mut App,
109 ) {
110 let commit_diff = repo
111 .update(cx, |repo, _| repo.load_commit_diff(commit_sha.clone()))
112 .ok();
113 let commit_details = repo
114 .update(cx, |repo, _| repo.show(commit_sha.clone()))
115 .ok();
116
117 window
118 .spawn(cx, async move |cx| {
119 let (commit_diff, commit_details) = futures::join!(commit_diff?, commit_details?);
120 let mut commit_diff = commit_diff.log_err()?.log_err()?;
121 let commit_details = commit_details.log_err()?.log_err()?;
122
123 // Filter to specific file if requested
124 if let Some(ref filter_path) = file_filter {
125 commit_diff.files.retain(|f| &f.path == filter_path);
126 }
127
128 let repo = repo.upgrade()?;
129
130 workspace
131 .update_in(cx, |workspace, window, cx| {
132 let project = workspace.project();
133 let commit_view = cx.new(|cx| {
134 CommitView::new(
135 commit_details,
136 commit_diff,
137 repo,
138 project.clone(),
139 stash,
140 window,
141 cx,
142 )
143 });
144
145 let pane = workspace.active_pane();
146 pane.update(cx, |pane, cx| {
147 let ix = pane.items().position(|item| {
148 let commit_view = item.downcast::<CommitView>();
149 commit_view
150 .is_some_and(|view| view.read(cx).commit.sha == commit_sha)
151 });
152 if let Some(ix) = ix {
153 pane.activate_item(ix, true, true, window, cx);
154 } else {
155 pane.add_item(Box::new(commit_view), true, true, None, window, cx);
156 }
157 })
158 })
159 .log_err()
160 })
161 .detach();
162 }
163
164 fn new(
165 commit: CommitDetails,
166 commit_diff: CommitDiff,
167 repository: Entity<Repository>,
168 project: Entity<Project>,
169 stash: Option<usize>,
170 window: &mut Window,
171 cx: &mut Context<Self>,
172 ) -> Self {
173 let language_registry = project.read(cx).languages().clone();
174 let multibuffer = cx.new(|_| MultiBuffer::new(Capability::ReadOnly));
175
176 let message_buffer = cx.new(|cx| {
177 let mut buffer = Buffer::local(commit.message.clone(), cx);
178 buffer.set_capability(Capability::ReadOnly, cx);
179 buffer
180 });
181
182 multibuffer.update(cx, |multibuffer, cx| {
183 let snapshot = message_buffer.read(cx).snapshot();
184 let full_range = Point::zero()..snapshot.max_point();
185 let range = ExcerptRange {
186 context: full_range.clone(),
187 primary: full_range,
188 };
189 multibuffer.set_excerpt_ranges_for_path(
190 PathKey::with_sort_prefix(
191 COMMIT_MESSAGE_SORT_PREFIX,
192 RelPath::unix("commit message").unwrap().into(),
193 ),
194 message_buffer.clone(),
195 &snapshot,
196 vec![range],
197 cx,
198 )
199 });
200
201 let editor = cx.new(|cx| {
202 let mut editor =
203 Editor::for_multibuffer(multibuffer.clone(), Some(project.clone()), window, cx);
204
205 editor.disable_inline_diagnostics();
206 editor.set_show_breakpoints(false, cx);
207 editor.set_show_diff_review_button(true, cx);
208 editor.set_expand_all_diff_hunks(cx);
209 editor.disable_header_for_buffer(message_buffer.read(cx).remote_id(), cx);
210 editor.disable_indent_guides_for_buffer(message_buffer.read(cx).remote_id(), cx);
211
212 editor.insert_blocks(
213 [BlockProperties {
214 placement: BlockPlacement::Above(editor::Anchor::min()),
215 height: Some(1),
216 style: BlockStyle::Sticky,
217 render: Arc::new(|_| gpui::Empty.into_any_element()),
218 priority: 0,
219 }]
220 .into_iter()
221 .chain(
222 editor
223 .buffer()
224 .read(cx)
225 .buffer_anchor_to_anchor(&message_buffer, Anchor::MAX, cx)
226 .map(|anchor| BlockProperties {
227 placement: BlockPlacement::Below(anchor),
228 height: Some(1),
229 style: BlockStyle::Sticky,
230 render: Arc::new(|_| gpui::Empty.into_any_element()),
231 priority: 0,
232 }),
233 ),
234 None,
235 cx,
236 );
237
238 editor
239 });
240
241 let commit_sha = Arc::<str>::from(commit.sha.as_ref());
242
243 let first_worktree_id = project
244 .read(cx)
245 .worktrees(cx)
246 .next()
247 .map(|worktree| worktree.read(cx).id());
248
249 let repository_clone = repository.clone();
250
251 cx.spawn(async move |this, cx| {
252 let mut binary_buffer_ids: HashSet<language::BufferId> = HashSet::default();
253 let mut file_statuses: HashMap<language::BufferId, FileStatus> = HashMap::default();
254
255 for file in commit_diff.files {
256 let is_created = file.old_text.is_none();
257 let is_deleted = file.new_text.is_none();
258 let raw_new_text = file.new_text.unwrap_or_default();
259 let raw_old_text = file.old_text;
260
261 let is_binary = file.is_binary
262 || is_binary_content(raw_new_text.as_bytes())
263 || raw_old_text
264 .as_ref()
265 .is_some_and(|text| is_binary_content(text.as_bytes()));
266
267 let new_text = if is_binary {
268 "(binary file not shown)".to_string()
269 } else {
270 raw_new_text
271 };
272 let old_text = if is_binary { None } else { raw_old_text };
273 let worktree_id = repository_clone
274 .update(cx, |repository, cx| {
275 repository
276 .repo_path_to_project_path(&file.path, cx)
277 .map(|path| path.worktree_id)
278 .or(first_worktree_id)
279 })
280 .context("project has no worktrees")?;
281 let short_sha = commit_sha.get(0..7).unwrap_or(&commit_sha);
282 let file_name = file
283 .path
284 .file_name()
285 .map(|name| name.to_string())
286 .unwrap_or_else(|| file.path.display(PathStyle::local()).to_string());
287 let display_name = format!("{short_sha} - {file_name}");
288
289 let file = Arc::new(GitBlob {
290 path: file.path.clone(),
291 is_deleted,
292 is_binary,
293 worktree_id,
294 display_name,
295 }) as Arc<dyn language::File>;
296
297 let buffer = build_buffer(new_text, file, &language_registry, cx).await?;
298 let buffer_id = cx.update(|cx| buffer.read(cx).remote_id());
299
300 let status_code = if is_created {
301 StatusCode::Added
302 } else if is_deleted {
303 StatusCode::Deleted
304 } else {
305 StatusCode::Modified
306 };
307 file_statuses.insert(
308 buffer_id,
309 FileStatus::Tracked(TrackedStatus {
310 index_status: status_code,
311 worktree_status: StatusCode::Unmodified,
312 }),
313 );
314
315 if is_binary {
316 binary_buffer_ids.insert(buffer_id);
317 }
318
319 let buffer_diff = if is_binary {
320 None
321 } else {
322 Some(build_buffer_diff(old_text, &buffer, &language_registry, cx).await?)
323 };
324
325 this.update(cx, |this, cx| {
326 this.multibuffer.update(cx, |multibuffer, cx| {
327 let snapshot = buffer.read(cx).snapshot();
328 let path = snapshot.file().unwrap().path().clone();
329 let excerpt_ranges = if is_binary {
330 vec![language::Point::zero()..snapshot.max_point()]
331 } else if let Some(buffer_diff) = &buffer_diff {
332 let diff_snapshot = buffer_diff.read(cx).snapshot(cx);
333 let mut hunks = diff_snapshot.hunks(&snapshot).peekable();
334 if hunks.peek().is_none() {
335 vec![language::Point::zero()..snapshot.max_point()]
336 } else {
337 hunks
338 .map(|hunk| hunk.buffer_range.to_point(&snapshot))
339 .collect::<Vec<_>>()
340 }
341 } else {
342 vec![language::Point::zero()..snapshot.max_point()]
343 };
344
345 let _is_newly_added = multibuffer.set_excerpts_for_path(
346 PathKey::with_sort_prefix(FILE_NAMESPACE_SORT_PREFIX, path),
347 buffer,
348 excerpt_ranges,
349 multibuffer_context_lines(cx),
350 cx,
351 );
352 if let Some(buffer_diff) = buffer_diff {
353 multibuffer.add_diff(buffer_diff, cx);
354 }
355 });
356 })?;
357 }
358
359 this.update(cx, |this, cx| {
360 this.editor.update(cx, |editor, _cx| {
361 editor.register_addon(CommitDiffAddon { file_statuses });
362 });
363 if !binary_buffer_ids.is_empty() {
364 this.editor.update(cx, |editor, cx| {
365 editor.fold_buffers(binary_buffer_ids, cx);
366 });
367 }
368 })?;
369
370 anyhow::Ok(())
371 })
372 .detach();
373
374 let snapshot = repository.read(cx).snapshot();
375 let remote_url = snapshot
376 .remote_upstream_url
377 .as_ref()
378 .or(snapshot.remote_origin_url.as_ref());
379
380 let remote = remote_url.and_then(|url| {
381 let provider_registry = GitHostingProviderRegistry::default_global(cx);
382 parse_git_remote_url(provider_registry, url).map(|(host, parsed)| GitRemote {
383 host,
384 owner: parsed.owner.into(),
385 repo: parsed.repo.into(),
386 })
387 });
388
389 Self {
390 commit,
391 editor,
392 multibuffer,
393 stash,
394 repository,
395 remote,
396 }
397 }
398
399 fn render_commit_avatar(
400 &self,
401 sha: &SharedString,
402 size: impl Into<gpui::AbsoluteLength>,
403 window: &mut Window,
404 cx: &mut App,
405 ) -> AnyElement {
406 CommitAvatar::new(
407 sha,
408 Some(self.commit.author_email.clone()),
409 self.remote.as_ref(),
410 )
411 .size(size)
412 .render(window, cx)
413 }
414
415 fn calculate_changed_lines(&self, cx: &App) -> (u32, u32) {
416 let snapshot = self.multibuffer.read(cx).snapshot(cx);
417 let mut total_additions = 0u32;
418 let mut total_deletions = 0u32;
419
420 let mut seen_buffers = std::collections::HashSet::new();
421 for (_, buffer, _) in snapshot.excerpts() {
422 let buffer_id = buffer.remote_id();
423 if !seen_buffers.insert(buffer_id) {
424 continue;
425 }
426
427 let Some(diff) = snapshot.diff_for_buffer_id(buffer_id) else {
428 continue;
429 };
430
431 let base_text = diff.base_text();
432
433 for hunk in diff.hunks_intersecting_range(Anchor::MIN..Anchor::MAX, buffer) {
434 let added_rows = hunk.range.end.row.saturating_sub(hunk.range.start.row);
435 total_additions += added_rows;
436
437 let base_start = base_text
438 .offset_to_point(hunk.diff_base_byte_range.start)
439 .row;
440 let base_end = base_text.offset_to_point(hunk.diff_base_byte_range.end).row;
441 let deleted_rows = base_end.saturating_sub(base_start);
442
443 total_deletions += deleted_rows;
444 }
445 }
446
447 (total_additions, total_deletions)
448 }
449
450 fn render_header(&self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
451 let commit = &self.commit;
452 let author_name = commit.author_name.clone();
453 let commit_sha = commit.sha.clone();
454 let commit_date = time::OffsetDateTime::from_unix_timestamp(commit.commit_timestamp)
455 .unwrap_or_else(|_| time::OffsetDateTime::now_utc());
456 let local_offset = time::UtcOffset::current_local_offset().unwrap_or(time::UtcOffset::UTC);
457 let date_string = time_format::format_localized_timestamp(
458 commit_date,
459 time::OffsetDateTime::now_utc(),
460 local_offset,
461 time_format::TimestampFormat::MediumAbsolute,
462 );
463
464 let remote_info = self
465 .remote
466 .as_ref()
467 .filter(|_| self.stash.is_none())
468 .map(|remote| {
469 let provider = remote.host.name();
470 let parsed_remote = ParsedGitRemote {
471 owner: remote.owner.as_ref().into(),
472 repo: remote.repo.as_ref().into(),
473 };
474 let params = BuildCommitPermalinkParams { sha: &commit.sha };
475 let url = remote
476 .host
477 .build_commit_permalink(&parsed_remote, params)
478 .to_string();
479 (provider, url)
480 });
481
482 let (additions, deletions) = self.calculate_changed_lines(cx);
483
484 let commit_diff_stat = if additions > 0 || deletions > 0 {
485 Some(DiffStat::new(
486 "commit-diff-stat",
487 additions as usize,
488 deletions as usize,
489 ))
490 } else {
491 None
492 };
493
494 let gutter_width = self.editor.update(cx, |editor, cx| {
495 let snapshot = editor.snapshot(window, cx);
496 let style = editor.style(cx);
497 let font_id = window.text_system().resolve_font(&style.text.font());
498 let font_size = style.text.font_size.to_pixels(window.rem_size());
499 snapshot
500 .gutter_dimensions(font_id, font_size, style, window, cx)
501 .full_width()
502 });
503
504 let clipboard_has_link = cx
505 .read_from_clipboard()
506 .and_then(|entry| entry.text())
507 .map_or(false, |clipboard_text| {
508 clipboard_text.trim() == commit_sha.as_ref()
509 });
510
511 let (copy_icon, copy_icon_color) = if clipboard_has_link {
512 (IconName::Check, Color::Success)
513 } else {
514 (IconName::Copy, Color::Muted)
515 };
516
517 h_flex()
518 .border_b_1()
519 .border_color(cx.theme().colors().border_variant)
520 .w_full()
521 .child(
522 h_flex()
523 .w(gutter_width)
524 .justify_center()
525 .child(self.render_commit_avatar(&commit.sha, rems_from_px(48.), window, cx)),
526 )
527 .child(
528 h_flex()
529 .py_4()
530 .pl_1()
531 .pr_4()
532 .w_full()
533 .items_start()
534 .justify_between()
535 .flex_wrap()
536 .child(
537 v_flex()
538 .child(
539 h_flex()
540 .gap_1()
541 .child(Label::new(author_name).color(Color::Default))
542 .child({
543 ButtonLike::new("sha")
544 .child(
545 h_flex()
546 .group("sha_btn")
547 .size_full()
548 .max_w_32()
549 .gap_0p5()
550 .child(
551 Label::new(commit_sha.clone())
552 .color(Color::Muted)
553 .size(LabelSize::Small)
554 .truncate()
555 .buffer_font(cx),
556 )
557 .child(
558 div().visible_on_hover("sha_btn").child(
559 Icon::new(copy_icon)
560 .color(copy_icon_color)
561 .size(IconSize::Small),
562 ),
563 ),
564 )
565 .tooltip({
566 let commit_sha = commit_sha.clone();
567 move |_, cx| {
568 Tooltip::with_meta(
569 "Copy Commit SHA",
570 None,
571 commit_sha.clone(),
572 cx,
573 )
574 }
575 })
576 .on_click(move |_, _, cx| {
577 cx.stop_propagation();
578 cx.write_to_clipboard(ClipboardItem::new_string(
579 commit_sha.to_string(),
580 ));
581 })
582 }),
583 )
584 .child(
585 h_flex()
586 .gap_1p5()
587 .child(
588 Label::new(date_string)
589 .color(Color::Muted)
590 .size(LabelSize::Small),
591 )
592 .child(
593 Label::new("•")
594 .color(Color::Ignored)
595 .size(LabelSize::Small),
596 )
597 .children(commit_diff_stat),
598 ),
599 )
600 .children(remote_info.map(|(provider_name, url)| {
601 let icon = match provider_name.as_str() {
602 "GitHub" => IconName::Github,
603 _ => IconName::Link,
604 };
605
606 Button::new("view_on_provider", format!("View on {}", provider_name))
607 .icon(icon)
608 .icon_color(Color::Muted)
609 .icon_size(IconSize::Small)
610 .icon_position(IconPosition::Start)
611 .on_click(move |_, _, cx| cx.open_url(&url))
612 })),
613 )
614 }
615
616 fn apply_stash(workspace: &mut Workspace, window: &mut Window, cx: &mut App) {
617 Self::stash_action(
618 workspace,
619 "Apply",
620 window,
621 cx,
622 async move |repository, sha, stash, commit_view, workspace, cx| {
623 let result = repository.update(cx, |repo, cx| {
624 if !stash_matches_index(&sha, stash, repo) {
625 return Err(anyhow::anyhow!("Stash has changed, not applying"));
626 }
627 Ok(repo.stash_apply(Some(stash), cx))
628 });
629
630 match result {
631 Ok(task) => task.await?,
632 Err(err) => {
633 Self::close_commit_view(commit_view, workspace, cx).await?;
634 return Err(err);
635 }
636 };
637 Self::close_commit_view(commit_view, workspace, cx).await?;
638 anyhow::Ok(())
639 },
640 );
641 }
642
643 fn pop_stash(workspace: &mut Workspace, window: &mut Window, cx: &mut App) {
644 Self::stash_action(
645 workspace,
646 "Pop",
647 window,
648 cx,
649 async move |repository, sha, stash, commit_view, workspace, cx| {
650 let result = repository.update(cx, |repo, cx| {
651 if !stash_matches_index(&sha, stash, repo) {
652 return Err(anyhow::anyhow!("Stash has changed, pop aborted"));
653 }
654 Ok(repo.stash_pop(Some(stash), cx))
655 });
656
657 match result {
658 Ok(task) => task.await?,
659 Err(err) => {
660 Self::close_commit_view(commit_view, workspace, cx).await?;
661 return Err(err);
662 }
663 };
664 Self::close_commit_view(commit_view, workspace, cx).await?;
665 anyhow::Ok(())
666 },
667 );
668 }
669
670 fn remove_stash(workspace: &mut Workspace, window: &mut Window, cx: &mut App) {
671 Self::stash_action(
672 workspace,
673 "Drop",
674 window,
675 cx,
676 async move |repository, sha, stash, commit_view, workspace, cx| {
677 let result = repository.update(cx, |repo, cx| {
678 if !stash_matches_index(&sha, stash, repo) {
679 return Err(anyhow::anyhow!("Stash has changed, drop aborted"));
680 }
681 Ok(repo.stash_drop(Some(stash), cx))
682 });
683
684 match result {
685 Ok(task) => task.await??,
686 Err(err) => {
687 Self::close_commit_view(commit_view, workspace, cx).await?;
688 return Err(err);
689 }
690 };
691 Self::close_commit_view(commit_view, workspace, cx).await?;
692 anyhow::Ok(())
693 },
694 );
695 }
696
697 fn stash_action<AsyncFn>(
698 workspace: &mut Workspace,
699 str_action: &str,
700 window: &mut Window,
701 cx: &mut App,
702 callback: AsyncFn,
703 ) where
704 AsyncFn: AsyncFnOnce(
705 Entity<Repository>,
706 &SharedString,
707 usize,
708 Entity<CommitView>,
709 WeakEntity<Workspace>,
710 &mut AsyncWindowContext,
711 ) -> anyhow::Result<()>
712 + 'static,
713 {
714 let Some(commit_view) = workspace.active_item_as::<CommitView>(cx) else {
715 return;
716 };
717 let Some(stash) = commit_view.read(cx).stash else {
718 return;
719 };
720 let sha = commit_view.read(cx).commit.sha.clone();
721 let answer = window.prompt(
722 PromptLevel::Info,
723 &format!("{} stash@{{{}}}?", str_action, stash),
724 None,
725 &[str_action, "Cancel"],
726 cx,
727 );
728
729 let workspace_weak = workspace.weak_handle();
730 let commit_view_entity = commit_view;
731
732 window
733 .spawn(cx, async move |cx| {
734 if answer.await != Ok(0) {
735 return anyhow::Ok(());
736 }
737
738 let Some(workspace) = workspace_weak.upgrade() else {
739 return Ok(());
740 };
741
742 let repo = workspace.update(cx, |workspace, cx| {
743 workspace
744 .panel::<GitPanel>(cx)
745 .and_then(|p| p.read(cx).active_repository.clone())
746 });
747
748 let Some(repo) = repo else {
749 return Ok(());
750 };
751
752 callback(repo, &sha, stash, commit_view_entity, workspace_weak, cx).await?;
753 anyhow::Ok(())
754 })
755 .detach_and_notify_err(workspace.weak_handle(), window, cx);
756 }
757
758 async fn close_commit_view(
759 commit_view: Entity<CommitView>,
760 workspace: WeakEntity<Workspace>,
761 cx: &mut AsyncWindowContext,
762 ) -> anyhow::Result<()> {
763 workspace
764 .update_in(cx, |workspace, window, cx| {
765 let active_pane = workspace.active_pane();
766 let commit_view_id = commit_view.entity_id();
767 active_pane.update(cx, |pane, cx| {
768 pane.close_item_by_id(commit_view_id, SaveIntent::Skip, window, cx)
769 })
770 })?
771 .await?;
772 anyhow::Ok(())
773 }
774}
775
776impl language::File for GitBlob {
777 fn as_local(&self) -> Option<&dyn language::LocalFile> {
778 None
779 }
780
781 fn disk_state(&self) -> DiskState {
782 DiskState::Historic {
783 was_deleted: self.is_deleted,
784 }
785 }
786
787 fn path_style(&self, _: &App) -> PathStyle {
788 PathStyle::local()
789 }
790
791 fn path(&self) -> &Arc<RelPath> {
792 self.path.as_ref()
793 }
794
795 fn full_path(&self, _: &App) -> PathBuf {
796 self.path.as_std_path().to_path_buf()
797 }
798
799 fn file_name<'a>(&'a self, _: &'a App) -> &'a str {
800 self.display_name.as_ref()
801 }
802
803 fn worktree_id(&self, _: &App) -> WorktreeId {
804 self.worktree_id
805 }
806
807 fn to_proto(&self, _cx: &App) -> language::proto::File {
808 unimplemented!()
809 }
810
811 fn is_private(&self) -> bool {
812 false
813 }
814
815 fn can_open(&self) -> bool {
816 !self.is_binary
817 }
818}
819
820async fn build_buffer(
821 mut text: String,
822 blob: Arc<dyn File>,
823 language_registry: &Arc<language::LanguageRegistry>,
824 cx: &mut AsyncApp,
825) -> Result<Entity<Buffer>> {
826 let line_ending = LineEnding::detect(&text);
827 LineEnding::normalize(&mut text);
828 let text = Rope::from(text);
829 let language = cx.update(|cx| language_registry.language_for_file(&blob, Some(&text), cx));
830 let language = if let Some(language) = language {
831 language_registry
832 .load_language(&language)
833 .await
834 .ok()
835 .and_then(|e| e.log_err())
836 } else {
837 None
838 };
839 let buffer = cx.new(|cx| {
840 let buffer = TextBuffer::new_normalized(
841 ReplicaId::LOCAL,
842 cx.entity_id().as_non_zero_u64().into(),
843 line_ending,
844 text,
845 );
846 let mut buffer = Buffer::build(buffer, Some(blob), Capability::ReadWrite);
847 buffer.set_language_async(language, cx);
848 buffer
849 });
850 Ok(buffer)
851}
852
853async fn build_buffer_diff(
854 mut old_text: Option<String>,
855 buffer: &Entity<Buffer>,
856 language_registry: &Arc<LanguageRegistry>,
857 cx: &mut AsyncApp,
858) -> Result<Entity<BufferDiff>> {
859 if let Some(old_text) = &mut old_text {
860 LineEnding::normalize(old_text);
861 }
862
863 let language = cx.update(|cx| buffer.read(cx).language().cloned());
864 let buffer = cx.update(|cx| buffer.read(cx).snapshot());
865
866 let diff = cx.new(|cx| BufferDiff::new(&buffer.text, cx));
867
868 let update = diff
869 .update(cx, |diff, cx| {
870 diff.update_diff(
871 buffer.text.clone(),
872 old_text.map(|old_text| Arc::from(old_text.as_str())),
873 Some(true),
874 language.clone(),
875 cx,
876 )
877 })
878 .await;
879
880 diff.update(cx, |diff, cx| {
881 diff.language_changed(language, Some(language_registry.clone()), cx);
882 diff.set_snapshot(update, &buffer.text, cx)
883 })
884 .await;
885
886 Ok(diff)
887}
888
889impl EventEmitter<EditorEvent> for CommitView {}
890
891impl Focusable for CommitView {
892 fn focus_handle(&self, cx: &App) -> FocusHandle {
893 self.editor.focus_handle(cx)
894 }
895}
896
897impl Item for CommitView {
898 type Event = EditorEvent;
899
900 fn tab_icon(&self, _window: &Window, _cx: &App) -> Option<Icon> {
901 Some(Icon::new(IconName::GitBranch).color(Color::Muted))
902 }
903
904 fn tab_content(&self, params: TabContentParams, _window: &Window, cx: &App) -> AnyElement {
905 Label::new(self.tab_content_text(params.detail.unwrap_or_default(), cx))
906 .color(if params.selected {
907 Color::Default
908 } else {
909 Color::Muted
910 })
911 .into_any_element()
912 }
913
914 fn tab_content_text(&self, _detail: usize, _cx: &App) -> SharedString {
915 let short_sha = self.commit.sha.get(0..7).unwrap_or(&*self.commit.sha);
916 let subject = truncate_and_trailoff(self.commit.message.split('\n').next().unwrap(), 20);
917 format!("{short_sha} — {subject}").into()
918 }
919
920 fn tab_tooltip_content(&self, _: &App) -> Option<TabTooltipContent> {
921 let short_sha = self.commit.sha.get(0..16).unwrap_or(&*self.commit.sha);
922 let subject = self.commit.message.split('\n').next().unwrap();
923
924 Some(TabTooltipContent::Custom(Box::new(Tooltip::element({
925 let subject = subject.to_string();
926 let short_sha = short_sha.to_string();
927
928 move |_, _| {
929 v_flex()
930 .child(Label::new(subject.clone()))
931 .child(
932 Label::new(short_sha.clone())
933 .color(Color::Muted)
934 .size(LabelSize::Small),
935 )
936 .into_any_element()
937 }
938 }))))
939 }
940
941 fn to_item_events(event: &EditorEvent, f: &mut dyn FnMut(ItemEvent)) {
942 Editor::to_item_events(event, f)
943 }
944
945 fn telemetry_event_text(&self) -> Option<&'static str> {
946 Some("Commit View Opened")
947 }
948
949 fn deactivated(&mut self, window: &mut Window, cx: &mut Context<Self>) {
950 self.editor
951 .update(cx, |editor, cx| editor.deactivated(window, cx));
952 }
953
954 fn act_as_type<'a>(
955 &'a self,
956 type_id: TypeId,
957 self_handle: &'a Entity<Self>,
958 _: &'a App,
959 ) -> Option<gpui::AnyEntity> {
960 if type_id == TypeId::of::<Self>() {
961 Some(self_handle.clone().into())
962 } else if type_id == TypeId::of::<Editor>() {
963 Some(self.editor.clone().into())
964 } else {
965 None
966 }
967 }
968
969 fn as_searchable(&self, _: &Entity<Self>, _: &App) -> Option<Box<dyn SearchableItemHandle>> {
970 Some(Box::new(self.editor.clone()))
971 }
972
973 fn for_each_project_item(
974 &self,
975 cx: &App,
976 f: &mut dyn FnMut(gpui::EntityId, &dyn project::ProjectItem),
977 ) {
978 self.editor.for_each_project_item(cx, f)
979 }
980
981 fn set_nav_history(
982 &mut self,
983 nav_history: ItemNavHistory,
984 _: &mut Window,
985 cx: &mut Context<Self>,
986 ) {
987 self.editor.update(cx, |editor, _| {
988 editor.set_nav_history(Some(nav_history));
989 });
990 }
991
992 fn navigate(
993 &mut self,
994 data: Arc<dyn Any + Send>,
995 window: &mut Window,
996 cx: &mut Context<Self>,
997 ) -> bool {
998 self.editor
999 .update(cx, |editor, cx| editor.navigate(data, window, cx))
1000 }
1001
1002 fn added_to_workspace(
1003 &mut self,
1004 workspace: &mut Workspace,
1005 window: &mut Window,
1006 cx: &mut Context<Self>,
1007 ) {
1008 self.editor.update(cx, |editor, cx| {
1009 editor.added_to_workspace(workspace, window, cx)
1010 });
1011 }
1012
1013 fn can_split(&self) -> bool {
1014 true
1015 }
1016
1017 fn clone_on_split(
1018 &self,
1019 _workspace_id: Option<workspace::WorkspaceId>,
1020 window: &mut Window,
1021 cx: &mut Context<Self>,
1022 ) -> Task<Option<Entity<Self>>>
1023 where
1024 Self: Sized,
1025 {
1026 let file_statuses = self
1027 .editor
1028 .read(cx)
1029 .addon::<CommitDiffAddon>()
1030 .map(|addon| addon.file_statuses.clone())
1031 .unwrap_or_default();
1032 Task::ready(Some(cx.new(|cx| {
1033 let editor = cx.new({
1034 let file_statuses = file_statuses.clone();
1035 |cx| {
1036 let mut editor = self
1037 .editor
1038 .update(cx, |editor, cx| editor.clone(window, cx));
1039 editor.register_addon(CommitDiffAddon { file_statuses });
1040 editor
1041 }
1042 });
1043 let multibuffer = editor.read(cx).buffer().clone();
1044 Self {
1045 editor,
1046 multibuffer,
1047 commit: self.commit.clone(),
1048 stash: self.stash,
1049 repository: self.repository.clone(),
1050 remote: self.remote.clone(),
1051 }
1052 })))
1053 }
1054}
1055
1056impl Render for CommitView {
1057 fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
1058 let is_stash = self.stash.is_some();
1059
1060 v_flex()
1061 .key_context(if is_stash { "StashDiff" } else { "CommitDiff" })
1062 .size_full()
1063 .bg(cx.theme().colors().editor_background)
1064 .child(self.render_header(window, cx))
1065 .when(!self.editor.read(cx).is_empty(cx), |this| {
1066 this.child(div().flex_grow().child(self.editor.clone()))
1067 })
1068 }
1069}
1070
1071pub struct CommitViewToolbar {
1072 commit_view: Option<WeakEntity<CommitView>>,
1073}
1074
1075impl CommitViewToolbar {
1076 pub fn new() -> Self {
1077 Self { commit_view: None }
1078 }
1079}
1080
1081impl EventEmitter<ToolbarItemEvent> for CommitViewToolbar {}
1082
1083impl Render for CommitViewToolbar {
1084 fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
1085 div().hidden()
1086 }
1087}
1088
1089impl ToolbarItemView for CommitViewToolbar {
1090 fn set_active_pane_item(
1091 &mut self,
1092 active_pane_item: Option<&dyn ItemHandle>,
1093 _: &mut Window,
1094 cx: &mut Context<Self>,
1095 ) -> ToolbarItemLocation {
1096 if let Some(entity) = active_pane_item.and_then(|i| i.act_as::<CommitView>(cx))
1097 && entity.read(cx).stash.is_some()
1098 {
1099 self.commit_view = Some(entity.downgrade());
1100 return ToolbarItemLocation::PrimaryRight;
1101 }
1102 ToolbarItemLocation::Hidden
1103 }
1104
1105 fn pane_focus_update(
1106 &mut self,
1107 _pane_focused: bool,
1108 _window: &mut Window,
1109 _cx: &mut Context<Self>,
1110 ) {
1111 }
1112}
1113
1114fn stash_matches_index(sha: &str, stash_index: usize, repo: &Repository) -> bool {
1115 repo.stash_entries
1116 .entries
1117 .get(stash_index)
1118 .map(|entry| entry.oid.to_string() == sha)
1119 .unwrap_or(false)
1120}