1use std::path::Path;
2use std::sync::Arc;
3use std::sync::atomic::AtomicBool;
4
5use file_icons::FileIcons;
6use fuzzy::PathMatch;
7use gpui::{
8 App, AppContext, DismissEvent, Entity, FocusHandle, Focusable, Stateful, Task, WeakEntity,
9};
10use picker::{Picker, PickerDelegate};
11use project::{PathMatchCandidateSet, ProjectPath, WorktreeId};
12use ui::{ListItem, Tooltip, prelude::*};
13use util::ResultExt as _;
14use workspace::{Workspace, notifications::NotifyResultExt};
15
16use crate::context_picker::{ConfirmBehavior, ContextPicker};
17use crate::context_store::{ContextStore, FileInclusion};
18
19pub struct FileContextPicker {
20 picker: Entity<Picker<FileContextPickerDelegate>>,
21}
22
23impl FileContextPicker {
24 pub fn new(
25 context_picker: WeakEntity<ContextPicker>,
26 workspace: WeakEntity<Workspace>,
27 context_store: WeakEntity<ContextStore>,
28 confirm_behavior: ConfirmBehavior,
29 window: &mut Window,
30 cx: &mut Context<Self>,
31 ) -> Self {
32 let delegate = FileContextPickerDelegate::new(
33 context_picker,
34 workspace,
35 context_store,
36 confirm_behavior,
37 );
38 let picker = cx.new(|cx| Picker::uniform_list(delegate, window, cx));
39
40 Self { picker }
41 }
42}
43
44impl Focusable for FileContextPicker {
45 fn focus_handle(&self, cx: &App) -> FocusHandle {
46 self.picker.focus_handle(cx)
47 }
48}
49
50impl Render for FileContextPicker {
51 fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
52 self.picker.clone()
53 }
54}
55
56pub struct FileContextPickerDelegate {
57 context_picker: WeakEntity<ContextPicker>,
58 workspace: WeakEntity<Workspace>,
59 context_store: WeakEntity<ContextStore>,
60 confirm_behavior: ConfirmBehavior,
61 matches: Vec<PathMatch>,
62 selected_index: usize,
63}
64
65impl FileContextPickerDelegate {
66 pub fn new(
67 context_picker: WeakEntity<ContextPicker>,
68 workspace: WeakEntity<Workspace>,
69 context_store: WeakEntity<ContextStore>,
70 confirm_behavior: ConfirmBehavior,
71 ) -> Self {
72 Self {
73 context_picker,
74 workspace,
75 context_store,
76 confirm_behavior,
77 matches: Vec::new(),
78 selected_index: 0,
79 }
80 }
81}
82
83impl PickerDelegate for FileContextPickerDelegate {
84 type ListItem = ListItem;
85
86 fn match_count(&self) -> usize {
87 self.matches.len()
88 }
89
90 fn selected_index(&self) -> usize {
91 self.selected_index
92 }
93
94 fn set_selected_index(
95 &mut self,
96 ix: usize,
97 _window: &mut Window,
98 _cx: &mut Context<Picker<Self>>,
99 ) {
100 self.selected_index = ix;
101 }
102
103 fn placeholder_text(&self, _window: &mut Window, _cx: &mut App) -> Arc<str> {
104 "Search files & directories…".into()
105 }
106
107 fn update_matches(
108 &mut self,
109 query: String,
110 window: &mut Window,
111 cx: &mut Context<Picker<Self>>,
112 ) -> Task<()> {
113 let Some(workspace) = self.workspace.upgrade() else {
114 return Task::ready(());
115 };
116
117 let search_task = search_paths(query, Arc::<AtomicBool>::default(), &workspace, cx);
118
119 cx.spawn_in(window, async move |this, cx| {
120 // TODO: This should be probably be run in the background.
121 let paths = search_task.await;
122
123 this.update(cx, |this, _cx| {
124 this.delegate.matches = paths;
125 })
126 .log_err();
127 })
128 }
129
130 fn confirm(&mut self, _secondary: bool, window: &mut Window, cx: &mut Context<Picker<Self>>) {
131 let Some(mat) = self.matches.get(self.selected_index) else {
132 return;
133 };
134
135 let project_path = ProjectPath {
136 worktree_id: WorktreeId::from_usize(mat.worktree_id),
137 path: mat.path.clone(),
138 };
139
140 let is_directory = mat.is_dir;
141
142 let Some(task) = self
143 .context_store
144 .update(cx, |context_store, cx| {
145 if is_directory {
146 context_store.add_directory(project_path, true, cx)
147 } else {
148 context_store.add_file_from_path(project_path, true, cx)
149 }
150 })
151 .ok()
152 else {
153 return;
154 };
155
156 let confirm_behavior = self.confirm_behavior;
157 cx.spawn_in(window, async move |this, cx| {
158 match task.await.notify_async_err(cx) {
159 None => anyhow::Ok(()),
160 Some(()) => this.update_in(cx, |this, window, cx| match confirm_behavior {
161 ConfirmBehavior::KeepOpen => {}
162 ConfirmBehavior::Close => this.delegate.dismissed(window, cx),
163 }),
164 }
165 })
166 .detach_and_log_err(cx);
167 }
168
169 fn dismissed(&mut self, _: &mut Window, cx: &mut Context<Picker<Self>>) {
170 self.context_picker
171 .update(cx, |_, cx| {
172 cx.emit(DismissEvent);
173 })
174 .ok();
175 }
176
177 fn render_match(
178 &self,
179 ix: usize,
180 selected: bool,
181 _window: &mut Window,
182 cx: &mut Context<Picker<Self>>,
183 ) -> Option<Self::ListItem> {
184 let path_match = &self.matches[ix];
185
186 Some(
187 ListItem::new(ix)
188 .inset(true)
189 .toggle_state(selected)
190 .child(render_file_context_entry(
191 ElementId::NamedInteger("file-ctx-picker".into(), ix),
192 &path_match.path,
193 &path_match.path_prefix,
194 path_match.is_dir,
195 self.context_store.clone(),
196 cx,
197 )),
198 )
199 }
200}
201
202pub(crate) fn search_paths(
203 query: String,
204 cancellation_flag: Arc<AtomicBool>,
205 workspace: &Entity<Workspace>,
206 cx: &App,
207) -> Task<Vec<PathMatch>> {
208 if query.is_empty() {
209 let workspace = workspace.read(cx);
210 let project = workspace.project().read(cx);
211 let recent_matches = workspace
212 .recent_navigation_history(Some(10), cx)
213 .into_iter()
214 .filter_map(|(project_path, _)| {
215 let worktree = project.worktree_for_id(project_path.worktree_id, cx)?;
216 Some(PathMatch {
217 score: 0.,
218 positions: Vec::new(),
219 worktree_id: project_path.worktree_id.to_usize(),
220 path: project_path.path,
221 path_prefix: worktree.read(cx).root_name().into(),
222 distance_to_relative_ancestor: 0,
223 is_dir: false,
224 })
225 });
226
227 let file_matches = project.worktrees(cx).flat_map(|worktree| {
228 let worktree = worktree.read(cx);
229 let path_prefix: Arc<str> = worktree.root_name().into();
230 worktree.entries(false, 0).map(move |entry| PathMatch {
231 score: 0.,
232 positions: Vec::new(),
233 worktree_id: worktree.id().to_usize(),
234 path: entry.path.clone(),
235 path_prefix: path_prefix.clone(),
236 distance_to_relative_ancestor: 0,
237 is_dir: entry.is_dir(),
238 })
239 });
240
241 Task::ready(recent_matches.chain(file_matches).collect())
242 } else {
243 let worktrees = workspace.read(cx).visible_worktrees(cx).collect::<Vec<_>>();
244 let candidate_sets = worktrees
245 .into_iter()
246 .map(|worktree| {
247 let worktree = worktree.read(cx);
248
249 PathMatchCandidateSet {
250 snapshot: worktree.snapshot(),
251 include_ignored: worktree
252 .root_entry()
253 .map_or(false, |entry| entry.is_ignored),
254 include_root_name: true,
255 candidates: project::Candidates::Entries,
256 }
257 })
258 .collect::<Vec<_>>();
259
260 let executor = cx.background_executor().clone();
261 cx.foreground_executor().spawn(async move {
262 fuzzy::match_path_sets(
263 candidate_sets.as_slice(),
264 query.as_str(),
265 None,
266 false,
267 100,
268 &cancellation_flag,
269 executor,
270 )
271 .await
272 })
273 }
274}
275
276pub fn extract_file_name_and_directory(
277 path: &Path,
278 path_prefix: &str,
279) -> (SharedString, Option<SharedString>) {
280 if path == Path::new("") {
281 (
282 SharedString::from(
283 path_prefix
284 .trim_end_matches(std::path::MAIN_SEPARATOR)
285 .to_string(),
286 ),
287 None,
288 )
289 } else {
290 let file_name = path
291 .file_name()
292 .unwrap_or_default()
293 .to_string_lossy()
294 .to_string()
295 .into();
296
297 let mut directory = path_prefix
298 .trim_end_matches(std::path::MAIN_SEPARATOR)
299 .to_string();
300 if !directory.ends_with('/') {
301 directory.push('/');
302 }
303 if let Some(parent) = path.parent().filter(|parent| parent != &Path::new("")) {
304 directory.push_str(&parent.to_string_lossy());
305 directory.push('/');
306 }
307
308 (file_name, Some(directory.into()))
309 }
310}
311
312pub fn render_file_context_entry(
313 id: ElementId,
314 path: &Path,
315 path_prefix: &Arc<str>,
316 is_directory: bool,
317 context_store: WeakEntity<ContextStore>,
318 cx: &App,
319) -> Stateful<Div> {
320 let (file_name, directory) = extract_file_name_and_directory(path, path_prefix);
321
322 let added = context_store.upgrade().and_then(|context_store| {
323 if is_directory {
324 context_store
325 .read(cx)
326 .includes_directory(path)
327 .map(FileInclusion::Direct)
328 } else {
329 context_store.read(cx).will_include_file_path(path, cx)
330 }
331 });
332
333 let file_icon = if is_directory {
334 FileIcons::get_folder_icon(false, cx)
335 } else {
336 FileIcons::get_icon(&path, cx)
337 }
338 .map(Icon::from_path)
339 .unwrap_or_else(|| Icon::new(IconName::File));
340
341 h_flex()
342 .id(id)
343 .gap_1p5()
344 .w_full()
345 .child(file_icon.size(IconSize::Small).color(Color::Muted))
346 .child(
347 h_flex()
348 .gap_1()
349 .child(Label::new(file_name))
350 .children(directory.map(|directory| {
351 Label::new(directory)
352 .size(LabelSize::Small)
353 .color(Color::Muted)
354 })),
355 )
356 .when_some(added, |el, added| match added {
357 FileInclusion::Direct(_) => el.child(
358 h_flex()
359 .w_full()
360 .justify_end()
361 .gap_0p5()
362 .child(
363 Icon::new(IconName::Check)
364 .size(IconSize::Small)
365 .color(Color::Success),
366 )
367 .child(Label::new("Added").size(LabelSize::Small)),
368 ),
369 FileInclusion::InDirectory(dir_name) => {
370 let dir_name = dir_name.to_string_lossy().into_owned();
371
372 el.child(
373 h_flex()
374 .w_full()
375 .justify_end()
376 .gap_0p5()
377 .child(
378 Icon::new(IconName::Check)
379 .size(IconSize::Small)
380 .color(Color::Success),
381 )
382 .child(Label::new("Included").size(LabelSize::Small)),
383 )
384 .tooltip(Tooltip::text(format!("in {dir_name}")))
385 }
386 })
387}