1mod persistence;
2pub mod terminal_element;
3
4use std::{
5 ops::RangeInclusive,
6 path::{Path, PathBuf},
7 time::Duration,
8};
9
10use context_menu::{ContextMenu, ContextMenuItem};
11use dirs::home_dir;
12use gpui::{
13 actions,
14 elements::{AnchorCorner, ChildView, Flex, Label, ParentElement, Stack, Text},
15 geometry::vector::Vector2F,
16 impl_actions, impl_internal_actions,
17 keymap_matcher::{KeymapContext, Keystroke},
18 AnyViewHandle, AppContext, Element, ElementBox, Entity, ModelHandle, MutableAppContext, Task,
19 View, ViewContext, ViewHandle, WeakViewHandle,
20};
21use project::{LocalWorktree, Project};
22use serde::Deserialize;
23use settings::{Settings, TerminalBlink, WorkingDirectory};
24use smallvec::{smallvec, SmallVec};
25use smol::Timer;
26use terminal::{
27 alacritty_terminal::{
28 index::Point,
29 term::{search::RegexSearch, TermMode},
30 },
31 Event, Terminal,
32};
33use util::{truncate_and_trailoff, ResultExt};
34use workspace::{
35 item::{Item, ItemEvent},
36 notifications::NotifyResultExt,
37 pane, register_deserializable_item,
38 searchable::{SearchEvent, SearchOptions, SearchableItem, SearchableItemHandle},
39 Pane, ToolbarItemLocation, Workspace, WorkspaceId,
40};
41
42use crate::{persistence::TERMINAL_DB, terminal_element::TerminalElement};
43
44const CURSOR_BLINK_INTERVAL: Duration = Duration::from_millis(500);
45
46///Event to transmit the scroll from the element to the view
47#[derive(Clone, Debug, PartialEq)]
48pub struct ScrollTerminal(pub i32);
49
50#[derive(Clone, PartialEq)]
51pub struct DeployContextMenu {
52 pub position: Vector2F,
53}
54
55#[derive(Clone, Default, Deserialize, PartialEq)]
56pub struct SendText(String);
57
58#[derive(Clone, Default, Deserialize, PartialEq)]
59pub struct SendKeystroke(String);
60
61actions!(
62 terminal,
63 [Clear, Copy, Paste, ShowCharacterPalette, SearchTest]
64);
65
66impl_actions!(terminal, [SendText, SendKeystroke]);
67
68impl_internal_actions!(project_panel, [DeployContextMenu]);
69
70pub fn init(cx: &mut MutableAppContext) {
71 cx.add_action(TerminalView::deploy);
72
73 register_deserializable_item::<TerminalView>(cx);
74
75 //Useful terminal views
76 cx.add_action(TerminalView::send_text);
77 cx.add_action(TerminalView::send_keystroke);
78 cx.add_action(TerminalView::deploy_context_menu);
79 cx.add_action(TerminalView::copy);
80 cx.add_action(TerminalView::paste);
81 cx.add_action(TerminalView::clear);
82 cx.add_action(TerminalView::show_character_palette);
83}
84
85///A terminal view, maintains the PTY's file handles and communicates with the terminal
86pub struct TerminalView {
87 terminal: ModelHandle<Terminal>,
88 has_new_content: bool,
89 //Currently using iTerm bell, show bell emoji in tab until input is received
90 has_bell: bool,
91 context_menu: ViewHandle<ContextMenu>,
92 blink_state: bool,
93 blinking_on: bool,
94 blinking_paused: bool,
95 blink_epoch: usize,
96 workspace_id: WorkspaceId,
97}
98
99impl Entity for TerminalView {
100 type Event = Event;
101}
102
103impl TerminalView {
104 ///Create a new Terminal in the current working directory or the user's home directory
105 pub fn deploy(
106 workspace: &mut Workspace,
107 _: &workspace::NewTerminal,
108 cx: &mut ViewContext<Workspace>,
109 ) {
110 let strategy = cx.global::<Settings>().terminal_strategy();
111
112 let working_directory = get_working_directory(workspace, cx, strategy);
113
114 let window_id = cx.window_id();
115 let terminal = workspace
116 .project()
117 .update(cx, |project, cx| {
118 project.create_terminal(working_directory, window_id, cx)
119 })
120 .notify_err(workspace, cx);
121
122 if let Some(terminal) = terminal {
123 let view = cx.add_view(|cx| TerminalView::new(terminal, workspace.database_id(), cx));
124 workspace.add_item(Box::new(view), cx)
125 }
126 }
127
128 pub fn new(
129 terminal: ModelHandle<Terminal>,
130 workspace_id: WorkspaceId,
131 cx: &mut ViewContext<Self>,
132 ) -> Self {
133 cx.observe(&terminal, |_, _, cx| cx.notify()).detach();
134 cx.subscribe(&terminal, |this, _, event, cx| match event {
135 Event::Wakeup => {
136 if !cx.is_self_focused() {
137 this.has_new_content = true;
138 cx.notify();
139 }
140 cx.emit(Event::Wakeup);
141 }
142 Event::Bell => {
143 this.has_bell = true;
144 cx.emit(Event::Wakeup);
145 }
146 Event::BlinkChanged => this.blinking_on = !this.blinking_on,
147 Event::TitleChanged => {
148 if let Some(foreground_info) = &this.terminal().read(cx).foreground_process_info {
149 let cwd = foreground_info.cwd.clone();
150
151 let item_id = cx.view_id();
152 let workspace_id = this.workspace_id;
153 cx.background()
154 .spawn(async move {
155 TERMINAL_DB
156 .save_working_directory(item_id, workspace_id, cwd)
157 .await
158 .log_err();
159 })
160 .detach();
161 }
162 }
163 _ => cx.emit(*event),
164 })
165 .detach();
166
167 Self {
168 terminal,
169 has_new_content: true,
170 has_bell: false,
171 context_menu: cx.add_view(ContextMenu::new),
172 blink_state: true,
173 blinking_on: false,
174 blinking_paused: false,
175 blink_epoch: 0,
176 workspace_id,
177 }
178 }
179
180 pub fn handle(&self) -> ModelHandle<Terminal> {
181 self.terminal.clone()
182 }
183
184 pub fn has_new_content(&self) -> bool {
185 self.has_new_content
186 }
187
188 pub fn has_bell(&self) -> bool {
189 self.has_bell
190 }
191
192 pub fn clear_bel(&mut self, cx: &mut ViewContext<TerminalView>) {
193 self.has_bell = false;
194 cx.emit(Event::Wakeup);
195 }
196
197 pub fn deploy_context_menu(&mut self, action: &DeployContextMenu, cx: &mut ViewContext<Self>) {
198 let menu_entries = vec![
199 ContextMenuItem::item("Clear", Clear),
200 ContextMenuItem::item("Close", pane::CloseActiveItem),
201 ];
202
203 self.context_menu.update(cx, |menu, cx| {
204 menu.show(action.position, AnchorCorner::TopLeft, menu_entries, cx)
205 });
206
207 cx.notify();
208 }
209
210 fn show_character_palette(&mut self, _: &ShowCharacterPalette, cx: &mut ViewContext<Self>) {
211 if !self
212 .terminal
213 .read(cx)
214 .last_content
215 .mode
216 .contains(TermMode::ALT_SCREEN)
217 {
218 cx.show_character_palette();
219 } else {
220 self.terminal.update(cx, |term, cx| {
221 term.try_keystroke(
222 &Keystroke::parse("ctrl-cmd-space").unwrap(),
223 cx.global::<Settings>()
224 .terminal_overrides
225 .option_as_meta
226 .unwrap_or(false),
227 )
228 });
229 }
230 }
231
232 fn clear(&mut self, _: &Clear, cx: &mut ViewContext<Self>) {
233 self.terminal.update(cx, |term, _| term.clear());
234 cx.notify();
235 }
236
237 pub fn should_show_cursor(
238 &self,
239 focused: bool,
240 cx: &mut gpui::RenderContext<'_, Self>,
241 ) -> bool {
242 //Don't blink the cursor when not focused, blinking is disabled, or paused
243 if !focused
244 || !self.blinking_on
245 || self.blinking_paused
246 || self
247 .terminal
248 .read(cx)
249 .last_content
250 .mode
251 .contains(TermMode::ALT_SCREEN)
252 {
253 return true;
254 }
255
256 let setting = {
257 let settings = cx.global::<Settings>();
258 settings
259 .terminal_overrides
260 .blinking
261 .clone()
262 .unwrap_or(TerminalBlink::TerminalControlled)
263 };
264
265 match setting {
266 //If the user requested to never blink, don't blink it.
267 TerminalBlink::Off => true,
268 //If the terminal is controlling it, check terminal mode
269 TerminalBlink::TerminalControlled | TerminalBlink::On => self.blink_state,
270 }
271 }
272
273 fn blink_cursors(&mut self, epoch: usize, cx: &mut ViewContext<Self>) {
274 if epoch == self.blink_epoch && !self.blinking_paused {
275 self.blink_state = !self.blink_state;
276 cx.notify();
277
278 let epoch = self.next_blink_epoch();
279 cx.spawn(|this, mut cx| {
280 let this = this.downgrade();
281 async move {
282 Timer::after(CURSOR_BLINK_INTERVAL).await;
283 if let Some(this) = this.upgrade(&cx) {
284 this.update(&mut cx, |this, cx| this.blink_cursors(epoch, cx));
285 }
286 }
287 })
288 .detach();
289 }
290 }
291
292 pub fn pause_cursor_blinking(&mut self, cx: &mut ViewContext<Self>) {
293 self.blink_state = true;
294 cx.notify();
295
296 let epoch = self.next_blink_epoch();
297 cx.spawn(|this, mut cx| {
298 let this = this.downgrade();
299 async move {
300 Timer::after(CURSOR_BLINK_INTERVAL).await;
301 if let Some(this) = this.upgrade(&cx) {
302 this.update(&mut cx, |this, cx| this.resume_cursor_blinking(epoch, cx))
303 }
304 }
305 })
306 .detach();
307 }
308
309 pub fn find_matches(
310 &mut self,
311 query: project::search::SearchQuery,
312 cx: &mut ViewContext<Self>,
313 ) -> Task<Vec<RangeInclusive<Point>>> {
314 let searcher = regex_search_for_query(query);
315
316 if let Some(searcher) = searcher {
317 self.terminal
318 .update(cx, |term, cx| term.find_matches(searcher, cx))
319 } else {
320 cx.background().spawn(async { Vec::new() })
321 }
322 }
323
324 pub fn terminal(&self) -> &ModelHandle<Terminal> {
325 &self.terminal
326 }
327
328 fn next_blink_epoch(&mut self) -> usize {
329 self.blink_epoch += 1;
330 self.blink_epoch
331 }
332
333 fn resume_cursor_blinking(&mut self, epoch: usize, cx: &mut ViewContext<Self>) {
334 if epoch == self.blink_epoch {
335 self.blinking_paused = false;
336 self.blink_cursors(epoch, cx);
337 }
338 }
339
340 ///Attempt to paste the clipboard into the terminal
341 fn copy(&mut self, _: &Copy, cx: &mut ViewContext<Self>) {
342 self.terminal.update(cx, |term, _| term.copy())
343 }
344
345 ///Attempt to paste the clipboard into the terminal
346 fn paste(&mut self, _: &Paste, cx: &mut ViewContext<Self>) {
347 if let Some(item) = cx.read_from_clipboard() {
348 self.terminal
349 .update(cx, |terminal, _cx| terminal.paste(item.text()));
350 }
351 }
352
353 fn send_text(&mut self, text: &SendText, cx: &mut ViewContext<Self>) {
354 self.clear_bel(cx);
355 self.terminal.update(cx, |term, _| {
356 term.input(text.0.to_string());
357 });
358 }
359
360 fn send_keystroke(&mut self, text: &SendKeystroke, cx: &mut ViewContext<Self>) {
361 if let Some(keystroke) = Keystroke::parse(&text.0).log_err() {
362 self.clear_bel(cx);
363 self.terminal.update(cx, |term, cx| {
364 term.try_keystroke(
365 &keystroke,
366 cx.global::<Settings>()
367 .terminal_overrides
368 .option_as_meta
369 .unwrap_or(false),
370 );
371 });
372 }
373 }
374}
375
376pub fn regex_search_for_query(query: project::search::SearchQuery) -> Option<RegexSearch> {
377 let searcher = match query {
378 project::search::SearchQuery::Text { query, .. } => RegexSearch::new(&query),
379 project::search::SearchQuery::Regex { query, .. } => RegexSearch::new(&query),
380 };
381 searcher.ok()
382}
383
384impl View for TerminalView {
385 fn ui_name() -> &'static str {
386 "Terminal"
387 }
388
389 fn render(&mut self, cx: &mut gpui::RenderContext<'_, Self>) -> ElementBox {
390 let terminal_handle = self.terminal.clone().downgrade();
391
392 let self_id = cx.view_id();
393 let focused = cx
394 .focused_view_id(cx.window_id())
395 .filter(|view_id| *view_id == self_id)
396 .is_some();
397
398 Stack::new()
399 .with_child(
400 TerminalElement::new(
401 cx.handle(),
402 terminal_handle,
403 focused,
404 self.should_show_cursor(focused, cx),
405 )
406 .contained()
407 .boxed(),
408 )
409 .with_child(ChildView::new(&self.context_menu, cx).boxed())
410 .boxed()
411 }
412
413 fn focus_in(&mut self, _: AnyViewHandle, cx: &mut ViewContext<Self>) {
414 self.has_new_content = false;
415 self.terminal.read(cx).focus_in();
416 self.blink_cursors(self.blink_epoch, cx);
417 cx.notify();
418 }
419
420 fn focus_out(&mut self, _: AnyViewHandle, cx: &mut ViewContext<Self>) {
421 self.terminal.update(cx, |terminal, _| {
422 terminal.focus_out();
423 });
424 cx.notify();
425 }
426
427 fn key_down(&mut self, event: &gpui::KeyDownEvent, cx: &mut ViewContext<Self>) -> bool {
428 self.clear_bel(cx);
429 self.pause_cursor_blinking(cx);
430
431 self.terminal.update(cx, |term, cx| {
432 term.try_keystroke(
433 &event.keystroke,
434 cx.global::<Settings>()
435 .terminal_overrides
436 .option_as_meta
437 .unwrap_or(false),
438 )
439 })
440 }
441
442 //IME stuff
443 fn selected_text_range(&self, cx: &AppContext) -> Option<std::ops::Range<usize>> {
444 if self
445 .terminal
446 .read(cx)
447 .last_content
448 .mode
449 .contains(TermMode::ALT_SCREEN)
450 {
451 None
452 } else {
453 Some(0..0)
454 }
455 }
456
457 fn replace_text_in_range(
458 &mut self,
459 _: Option<std::ops::Range<usize>>,
460 text: &str,
461 cx: &mut ViewContext<Self>,
462 ) {
463 self.terminal.update(cx, |terminal, _| {
464 terminal.input(text.into());
465 });
466 }
467
468 fn keymap_context(&self, cx: &gpui::AppContext) -> KeymapContext {
469 let mut context = Self::default_keymap_context();
470
471 let mode = self.terminal.read(cx).last_content.mode;
472 context.map.insert(
473 "screen".to_string(),
474 (if mode.contains(TermMode::ALT_SCREEN) {
475 "alt"
476 } else {
477 "normal"
478 })
479 .to_string(),
480 );
481
482 if mode.contains(TermMode::APP_CURSOR) {
483 context.set.insert("DECCKM".to_string());
484 }
485 if mode.contains(TermMode::APP_KEYPAD) {
486 context.set.insert("DECPAM".to_string());
487 }
488 //Note the ! here
489 if !mode.contains(TermMode::APP_KEYPAD) {
490 context.set.insert("DECPNM".to_string());
491 }
492 if mode.contains(TermMode::SHOW_CURSOR) {
493 context.set.insert("DECTCEM".to_string());
494 }
495 if mode.contains(TermMode::LINE_WRAP) {
496 context.set.insert("DECAWM".to_string());
497 }
498 if mode.contains(TermMode::ORIGIN) {
499 context.set.insert("DECOM".to_string());
500 }
501 if mode.contains(TermMode::INSERT) {
502 context.set.insert("IRM".to_string());
503 }
504 //LNM is apparently the name for this. https://vt100.net/docs/vt510-rm/LNM.html
505 if mode.contains(TermMode::LINE_FEED_NEW_LINE) {
506 context.set.insert("LNM".to_string());
507 }
508 if mode.contains(TermMode::FOCUS_IN_OUT) {
509 context.set.insert("report_focus".to_string());
510 }
511 if mode.contains(TermMode::ALTERNATE_SCROLL) {
512 context.set.insert("alternate_scroll".to_string());
513 }
514 if mode.contains(TermMode::BRACKETED_PASTE) {
515 context.set.insert("bracketed_paste".to_string());
516 }
517 if mode.intersects(TermMode::MOUSE_MODE) {
518 context.set.insert("any_mouse_reporting".to_string());
519 }
520 {
521 let mouse_reporting = if mode.contains(TermMode::MOUSE_REPORT_CLICK) {
522 "click"
523 } else if mode.contains(TermMode::MOUSE_DRAG) {
524 "drag"
525 } else if mode.contains(TermMode::MOUSE_MOTION) {
526 "motion"
527 } else {
528 "off"
529 };
530 context
531 .map
532 .insert("mouse_reporting".to_string(), mouse_reporting.to_string());
533 }
534 {
535 let format = if mode.contains(TermMode::SGR_MOUSE) {
536 "sgr"
537 } else if mode.contains(TermMode::UTF8_MOUSE) {
538 "utf8"
539 } else {
540 "normal"
541 };
542 context
543 .map
544 .insert("mouse_format".to_string(), format.to_string());
545 }
546 context
547 }
548}
549
550impl Item for TerminalView {
551 fn tab_content(
552 &self,
553 _detail: Option<usize>,
554 tab_theme: &theme::Tab,
555 cx: &gpui::AppContext,
556 ) -> ElementBox {
557 let title = self
558 .terminal()
559 .read(cx)
560 .foreground_process_info
561 .as_ref()
562 .map(|fpi| {
563 format!(
564 "{} — {}",
565 truncate_and_trailoff(
566 &fpi.cwd
567 .file_name()
568 .map(|name| name.to_string_lossy().to_string())
569 .unwrap_or_default(),
570 25
571 ),
572 truncate_and_trailoff(
573 &{
574 format!(
575 "{}{}",
576 fpi.name,
577 if fpi.argv.len() >= 1 {
578 format!(" {}", (&fpi.argv[1..]).join(" "))
579 } else {
580 "".to_string()
581 }
582 )
583 },
584 25
585 )
586 )
587 })
588 .unwrap_or_else(|| "Terminal".to_string());
589
590 Flex::row()
591 .with_child(
592 Label::new(title, tab_theme.label.clone())
593 .aligned()
594 .contained()
595 .boxed(),
596 )
597 .boxed()
598 }
599
600 fn clone_on_split(
601 &self,
602 _workspace_id: WorkspaceId,
603 _cx: &mut ViewContext<Self>,
604 ) -> Option<Self> {
605 //From what I can tell, there's no way to tell the current working
606 //Directory of the terminal from outside the shell. There might be
607 //solutions to this, but they are non-trivial and require more IPC
608
609 // Some(TerminalContainer::new(
610 // Err(anyhow::anyhow!("failed to instantiate terminal")),
611 // workspace_id,
612 // cx,
613 // ))
614
615 // TODO
616 None
617 }
618
619 fn is_dirty(&self, _cx: &gpui::AppContext) -> bool {
620 self.has_bell()
621 }
622
623 fn has_conflict(&self, _cx: &AppContext) -> bool {
624 false
625 }
626
627 fn as_searchable(&self, handle: &ViewHandle<Self>) -> Option<Box<dyn SearchableItemHandle>> {
628 Some(Box::new(handle.clone()))
629 }
630
631 fn to_item_events(event: &Self::Event) -> SmallVec<[ItemEvent; 2]> {
632 match event {
633 Event::BreadcrumbsChanged => smallvec![ItemEvent::UpdateBreadcrumbs],
634 Event::TitleChanged | Event::Wakeup => smallvec![ItemEvent::UpdateTab],
635 Event::CloseTerminal => smallvec![ItemEvent::CloseItem],
636 _ => smallvec![],
637 }
638 }
639
640 fn breadcrumb_location(&self) -> ToolbarItemLocation {
641 ToolbarItemLocation::PrimaryLeft { flex: None }
642 }
643
644 fn breadcrumbs(&self, theme: &theme::Theme, cx: &AppContext) -> Option<Vec<ElementBox>> {
645 Some(vec![Text::new(
646 self.terminal().read(cx).breadcrumb_text.clone(),
647 theme.breadcrumbs.text.clone(),
648 )
649 .boxed()])
650 }
651
652 fn serialized_item_kind() -> Option<&'static str> {
653 Some("Terminal")
654 }
655
656 fn deserialize(
657 project: ModelHandle<Project>,
658 _workspace: WeakViewHandle<Workspace>,
659 workspace_id: workspace::WorkspaceId,
660 item_id: workspace::ItemId,
661 cx: &mut ViewContext<Pane>,
662 ) -> Task<anyhow::Result<ViewHandle<Self>>> {
663 let window_id = cx.window_id();
664 cx.spawn(|pane, mut cx| async move {
665 let cwd = TERMINAL_DB
666 .get_working_directory(item_id, workspace_id)
667 .log_err()
668 .flatten();
669
670 cx.update(|cx| {
671 let terminal = project.update(cx, |project, cx| {
672 project.create_terminal(cwd, window_id, cx)
673 })?;
674
675 Ok(cx.add_view(pane, |cx| TerminalView::new(terminal, workspace_id, cx)))
676 })
677 })
678 }
679
680 fn added_to_workspace(&mut self, workspace: &mut Workspace, cx: &mut ViewContext<Self>) {
681 cx.background()
682 .spawn(TERMINAL_DB.update_workspace_id(
683 workspace.database_id(),
684 self.workspace_id,
685 cx.view_id(),
686 ))
687 .detach();
688 self.workspace_id = workspace.database_id();
689 }
690}
691
692impl SearchableItem for TerminalView {
693 type Match = RangeInclusive<Point>;
694
695 fn supported_options() -> SearchOptions {
696 SearchOptions {
697 case: false,
698 word: false,
699 regex: false,
700 }
701 }
702
703 /// Convert events raised by this item into search-relevant events (if applicable)
704 fn to_search_event(event: &Self::Event) -> Option<SearchEvent> {
705 match event {
706 Event::Wakeup => Some(SearchEvent::MatchesInvalidated),
707 Event::SelectionsChanged => Some(SearchEvent::ActiveMatchChanged),
708 _ => None,
709 }
710 }
711
712 /// Clear stored matches
713 fn clear_matches(&mut self, cx: &mut ViewContext<Self>) {
714 self.terminal().update(cx, |term, _| term.matches.clear())
715 }
716
717 /// Store matches returned from find_matches somewhere for rendering
718 fn update_matches(&mut self, matches: Vec<Self::Match>, cx: &mut ViewContext<Self>) {
719 self.terminal().update(cx, |term, _| term.matches = matches)
720 }
721
722 /// Return the selection content to pre-load into this search
723 fn query_suggestion(&mut self, cx: &mut ViewContext<Self>) -> String {
724 self.terminal()
725 .read(cx)
726 .last_content
727 .selection_text
728 .clone()
729 .unwrap_or_default()
730 }
731
732 /// Focus match at given index into the Vec of matches
733 fn activate_match(&mut self, index: usize, _: Vec<Self::Match>, cx: &mut ViewContext<Self>) {
734 self.terminal()
735 .update(cx, |term, _| term.activate_match(index));
736 cx.notify();
737 }
738
739 /// Get all of the matches for this query, should be done on the background
740 fn find_matches(
741 &mut self,
742 query: project::search::SearchQuery,
743 cx: &mut ViewContext<Self>,
744 ) -> Task<Vec<Self::Match>> {
745 if let Some(searcher) = regex_search_for_query(query) {
746 self.terminal()
747 .update(cx, |term, cx| term.find_matches(searcher, cx))
748 } else {
749 Task::ready(vec![])
750 }
751 }
752
753 /// Reports back to the search toolbar what the active match should be (the selection)
754 fn active_match_index(
755 &mut self,
756 matches: Vec<Self::Match>,
757 cx: &mut ViewContext<Self>,
758 ) -> Option<usize> {
759 // Selection head might have a value if there's a selection that isn't
760 // associated with a match. Therefore, if there are no matches, we should
761 // report None, no matter the state of the terminal
762 let res = if matches.len() > 0 {
763 if let Some(selection_head) = self.terminal().read(cx).selection_head {
764 // If selection head is contained in a match. Return that match
765 if let Some(ix) = matches
766 .iter()
767 .enumerate()
768 .find(|(_, search_match)| {
769 search_match.contains(&selection_head)
770 || search_match.start() > &selection_head
771 })
772 .map(|(ix, _)| ix)
773 {
774 Some(ix)
775 } else {
776 // If no selection after selection head, return the last match
777 Some(matches.len().saturating_sub(1))
778 }
779 } else {
780 // Matches found but no active selection, return the first last one (closest to cursor)
781 Some(matches.len().saturating_sub(1))
782 }
783 } else {
784 None
785 };
786
787 res
788 }
789}
790
791///Get's the working directory for the given workspace, respecting the user's settings.
792pub fn get_working_directory(
793 workspace: &Workspace,
794 cx: &AppContext,
795 strategy: WorkingDirectory,
796) -> Option<PathBuf> {
797 let res = match strategy {
798 WorkingDirectory::CurrentProjectDirectory => current_project_directory(workspace, cx)
799 .or_else(|| first_project_directory(workspace, cx)),
800 WorkingDirectory::FirstProjectDirectory => first_project_directory(workspace, cx),
801 WorkingDirectory::AlwaysHome => None,
802 WorkingDirectory::Always { directory } => {
803 shellexpand::full(&directory) //TODO handle this better
804 .ok()
805 .map(|dir| Path::new(&dir.to_string()).to_path_buf())
806 .filter(|dir| dir.is_dir())
807 }
808 };
809 res.or_else(home_dir)
810}
811
812///Get's the first project's home directory, or the home directory
813fn first_project_directory(workspace: &Workspace, cx: &AppContext) -> Option<PathBuf> {
814 workspace
815 .worktrees(cx)
816 .next()
817 .and_then(|worktree_handle| worktree_handle.read(cx).as_local())
818 .and_then(get_path_from_wt)
819}
820
821///Gets the intuitively correct working directory from the given workspace
822///If there is an active entry for this project, returns that entry's worktree root.
823///If there's no active entry but there is a worktree, returns that worktrees root.
824///If either of these roots are files, or if there are any other query failures,
825/// returns the user's home directory
826fn current_project_directory(workspace: &Workspace, cx: &AppContext) -> Option<PathBuf> {
827 let project = workspace.project().read(cx);
828
829 project
830 .active_entry()
831 .and_then(|entry_id| project.worktree_for_entry(entry_id, cx))
832 .or_else(|| workspace.worktrees(cx).next())
833 .and_then(|worktree_handle| worktree_handle.read(cx).as_local())
834 .and_then(get_path_from_wt)
835}
836
837fn get_path_from_wt(wt: &LocalWorktree) -> Option<PathBuf> {
838 wt.root_entry()
839 .filter(|re| re.is_dir())
840 .map(|_| wt.abs_path().to_path_buf())
841}
842
843#[cfg(test)]
844mod tests {
845
846 use super::*;
847 use gpui::TestAppContext;
848 use project::{Entry, Project, ProjectPath, Worktree};
849 use workspace::AppState;
850
851 use std::path::Path;
852
853 ///Working directory calculation tests
854
855 ///No Worktrees in project -> home_dir()
856 #[gpui::test]
857 async fn no_worktree(cx: &mut TestAppContext) {
858 //Setup variables
859 let (project, workspace) = blank_workspace(cx).await;
860 //Test
861 cx.read(|cx| {
862 let workspace = workspace.read(cx);
863 let active_entry = project.read(cx).active_entry();
864
865 //Make sure enviroment is as expeted
866 assert!(active_entry.is_none());
867 assert!(workspace.worktrees(cx).next().is_none());
868
869 let res = current_project_directory(workspace, cx);
870 assert_eq!(res, None);
871 let res = first_project_directory(workspace, cx);
872 assert_eq!(res, None);
873 });
874 }
875
876 ///No active entry, but a worktree, worktree is a file -> home_dir()
877 #[gpui::test]
878 async fn no_active_entry_worktree_is_file(cx: &mut TestAppContext) {
879 //Setup variables
880
881 let (project, workspace) = blank_workspace(cx).await;
882 create_file_wt(project.clone(), "/root.txt", cx).await;
883
884 cx.read(|cx| {
885 let workspace = workspace.read(cx);
886 let active_entry = project.read(cx).active_entry();
887
888 //Make sure enviroment is as expeted
889 assert!(active_entry.is_none());
890 assert!(workspace.worktrees(cx).next().is_some());
891
892 let res = current_project_directory(workspace, cx);
893 assert_eq!(res, None);
894 let res = first_project_directory(workspace, cx);
895 assert_eq!(res, None);
896 });
897 }
898
899 //No active entry, but a worktree, worktree is a folder -> worktree_folder
900 #[gpui::test]
901 async fn no_active_entry_worktree_is_dir(cx: &mut TestAppContext) {
902 //Setup variables
903 let (project, workspace) = blank_workspace(cx).await;
904 let (_wt, _entry) = create_folder_wt(project.clone(), "/root/", cx).await;
905
906 //Test
907 cx.update(|cx| {
908 let workspace = workspace.read(cx);
909 let active_entry = project.read(cx).active_entry();
910
911 assert!(active_entry.is_none());
912 assert!(workspace.worktrees(cx).next().is_some());
913
914 let res = current_project_directory(workspace, cx);
915 assert_eq!(res, Some((Path::new("/root/")).to_path_buf()));
916 let res = first_project_directory(workspace, cx);
917 assert_eq!(res, Some((Path::new("/root/")).to_path_buf()));
918 });
919 }
920
921 //Active entry with a work tree, worktree is a file -> home_dir()
922 #[gpui::test]
923 async fn active_entry_worktree_is_file(cx: &mut TestAppContext) {
924 //Setup variables
925
926 let (project, workspace) = blank_workspace(cx).await;
927 let (_wt, _entry) = create_folder_wt(project.clone(), "/root1/", cx).await;
928 let (wt2, entry2) = create_file_wt(project.clone(), "/root2.txt", cx).await;
929 insert_active_entry_for(wt2, entry2, project.clone(), cx);
930
931 //Test
932 cx.update(|cx| {
933 let workspace = workspace.read(cx);
934 let active_entry = project.read(cx).active_entry();
935
936 assert!(active_entry.is_some());
937
938 let res = current_project_directory(workspace, cx);
939 assert_eq!(res, None);
940 let res = first_project_directory(workspace, cx);
941 assert_eq!(res, Some((Path::new("/root1/")).to_path_buf()));
942 });
943 }
944
945 //Active entry, with a worktree, worktree is a folder -> worktree_folder
946 #[gpui::test]
947 async fn active_entry_worktree_is_dir(cx: &mut TestAppContext) {
948 //Setup variables
949 let (project, workspace) = blank_workspace(cx).await;
950 let (_wt, _entry) = create_folder_wt(project.clone(), "/root1/", cx).await;
951 let (wt2, entry2) = create_folder_wt(project.clone(), "/root2/", cx).await;
952 insert_active_entry_for(wt2, entry2, project.clone(), cx);
953
954 //Test
955 cx.update(|cx| {
956 let workspace = workspace.read(cx);
957 let active_entry = project.read(cx).active_entry();
958
959 assert!(active_entry.is_some());
960
961 let res = current_project_directory(workspace, cx);
962 assert_eq!(res, Some((Path::new("/root2/")).to_path_buf()));
963 let res = first_project_directory(workspace, cx);
964 assert_eq!(res, Some((Path::new("/root1/")).to_path_buf()));
965 });
966 }
967
968 ///Creates a worktree with 1 file: /root.txt
969 pub async fn blank_workspace(
970 cx: &mut TestAppContext,
971 ) -> (ModelHandle<Project>, ViewHandle<Workspace>) {
972 let params = cx.update(AppState::test);
973
974 let project = Project::test(params.fs.clone(), [], cx).await;
975 let (_, workspace) = cx.add_window(|cx| {
976 Workspace::new(
977 Default::default(),
978 0,
979 project.clone(),
980 |_, _| unimplemented!(),
981 cx,
982 )
983 });
984
985 (project, workspace)
986 }
987
988 ///Creates a worktree with 1 folder: /root{suffix}/
989 async fn create_folder_wt(
990 project: ModelHandle<Project>,
991 path: impl AsRef<Path>,
992 cx: &mut TestAppContext,
993 ) -> (ModelHandle<Worktree>, Entry) {
994 create_wt(project, true, path, cx).await
995 }
996
997 ///Creates a worktree with 1 file: /root{suffix}.txt
998 async fn create_file_wt(
999 project: ModelHandle<Project>,
1000 path: impl AsRef<Path>,
1001 cx: &mut TestAppContext,
1002 ) -> (ModelHandle<Worktree>, Entry) {
1003 create_wt(project, false, path, cx).await
1004 }
1005
1006 async fn create_wt(
1007 project: ModelHandle<Project>,
1008 is_dir: bool,
1009 path: impl AsRef<Path>,
1010 cx: &mut TestAppContext,
1011 ) -> (ModelHandle<Worktree>, Entry) {
1012 let (wt, _) = project
1013 .update(cx, |project, cx| {
1014 project.find_or_create_local_worktree(path, true, cx)
1015 })
1016 .await
1017 .unwrap();
1018
1019 let entry = cx
1020 .update(|cx| {
1021 wt.update(cx, |wt, cx| {
1022 wt.as_local()
1023 .unwrap()
1024 .create_entry(Path::new(""), is_dir, cx)
1025 })
1026 })
1027 .await
1028 .unwrap();
1029
1030 (wt, entry)
1031 }
1032
1033 pub fn insert_active_entry_for(
1034 wt: ModelHandle<Worktree>,
1035 entry: Entry,
1036 project: ModelHandle<Project>,
1037 cx: &mut TestAppContext,
1038 ) {
1039 cx.update(|cx| {
1040 let p = ProjectPath {
1041 worktree_id: wt.read(cx).id(),
1042 path: entry.path,
1043 };
1044 project.update(cx, |project, cx| project.set_active_path(Some(p), cx));
1045 });
1046 }
1047}