1use crate::{
2 assistant_settings::{AssistantDockPosition, AssistantSettings, OpenAIModel},
3 codegen::{self, Codegen, CodegenKind},
4 prompts::generate_content_prompt,
5 Assist, CycleMessageRole, InlineAssist, MessageId, MessageMetadata, MessageStatus,
6 NewConversation, QuoteSelection, ResetKey, Role, SavedConversation, SavedConversationMetadata,
7 SavedMessage, Split, ToggleFocus, ToggleIncludeConversation, ToggleRetrieveContext,
8};
9
10use ai::{
11 auth::ProviderCredential,
12 completion::{CompletionProvider, CompletionRequest},
13 providers::open_ai::{OpenAICompletionProvider, OpenAIRequest, RequestMessage},
14};
15
16use ai::prompts::repository_context::PromptCodeSnippet;
17use anyhow::{anyhow, Result};
18use chrono::{DateTime, Local};
19use client::{telemetry::AssistantKind, TelemetrySettings};
20use collections::{hash_map, HashMap, HashSet, VecDeque};
21use editor::{
22 display_map::{
23 BlockContext, BlockDisposition, BlockId, BlockProperties, BlockStyle, ToDisplayPoint,
24 },
25 scroll::autoscroll::{Autoscroll, AutoscrollStrategy},
26 Anchor, Editor, EditorElement, EditorEvent, EditorStyle, MoveDown, MoveUp, MultiBufferSnapshot,
27 ToOffset, ToPoint,
28};
29use fs::Fs;
30use futures::StreamExt;
31use gpui::{
32 div, point, relative, rems, uniform_list, Action, AnyElement, AppContext, AsyncWindowContext,
33 ClipboardItem, Context, Div, EventEmitter, FocusHandle, Focusable, FocusableView, FontStyle,
34 FontWeight, HighlightStyle, InteractiveElement, IntoElement, Model, ModelContext,
35 ParentElement, Pixels, PromptLevel, Render, SharedString, StatefulInteractiveElement, Styled,
36 Subscription, Task, TextStyle, UniformListScrollHandle, View, ViewContext, VisualContext,
37 WeakModel, WeakView, WhiteSpace, WindowContext,
38};
39use language::{language_settings::SoftWrap, Buffer, LanguageRegistry, ToOffset as _};
40use project::Project;
41use search::BufferSearchBar;
42use semantic_index::{SemanticIndex, SemanticIndexStatus};
43use settings::{Settings, SettingsStore};
44use std::{
45 cell::Cell,
46 cmp,
47 fmt::Write,
48 iter,
49 ops::Range,
50 path::{Path, PathBuf},
51 rc::Rc,
52 sync::Arc,
53 time::{Duration, Instant},
54};
55use theme::ThemeSettings;
56use ui::{
57 prelude::*,
58 utils::{DateTimeType, FormatDistance},
59 ButtonLike, Tab, TabBar, Tooltip,
60};
61use util::{paths::CONVERSATIONS_DIR, post_inc, ResultExt, TryFutureExt};
62use uuid::Uuid;
63use workspace::{
64 dock::{DockPosition, Panel, PanelEvent},
65 searchable::Direction,
66 Save, Toast, ToggleZoom, Toolbar, Workspace,
67};
68
69pub fn init(cx: &mut AppContext) {
70 AssistantSettings::register(cx);
71 cx.observe_new_views(
72 |workspace: &mut Workspace, _cx: &mut ViewContext<Workspace>| {
73 workspace
74 .register_action(|workspace, _: &ToggleFocus, cx| {
75 workspace.toggle_panel_focus::<AssistantPanel>(cx);
76 })
77 .register_action(AssistantPanel::inline_assist)
78 .register_action(AssistantPanel::cancel_last_inline_assist)
79 .register_action(ConversationEditor::quote_selection);
80 },
81 )
82 .detach();
83}
84
85pub struct AssistantPanel {
86 workspace: WeakView<Workspace>,
87 width: Option<f32>,
88 height: Option<f32>,
89 active_editor_index: Option<usize>,
90 prev_active_editor_index: Option<usize>,
91 editors: Vec<View<ConversationEditor>>,
92 saved_conversations: Vec<SavedConversationMetadata>,
93 saved_conversations_scroll_handle: UniformListScrollHandle,
94 zoomed: bool,
95 focus_handle: FocusHandle,
96 toolbar: View<Toolbar>,
97 completion_provider: Arc<dyn CompletionProvider>,
98 api_key_editor: Option<View<Editor>>,
99 languages: Arc<LanguageRegistry>,
100 fs: Arc<dyn Fs>,
101 subscriptions: Vec<Subscription>,
102 next_inline_assist_id: usize,
103 pending_inline_assists: HashMap<usize, PendingInlineAssist>,
104 pending_inline_assist_ids_by_editor: HashMap<WeakView<Editor>, Vec<usize>>,
105 include_conversation_in_next_inline_assist: bool,
106 inline_prompt_history: VecDeque<String>,
107 _watch_saved_conversations: Task<Result<()>>,
108 semantic_index: Option<Model<SemanticIndex>>,
109 retrieve_context_in_next_inline_assist: bool,
110}
111
112impl AssistantPanel {
113 const INLINE_PROMPT_HISTORY_MAX_LEN: usize = 20;
114
115 pub fn load(
116 workspace: WeakView<Workspace>,
117 cx: AsyncWindowContext,
118 ) -> Task<Result<View<Self>>> {
119 cx.spawn(|mut cx| async move {
120 let fs = workspace.update(&mut cx, |workspace, _| workspace.app_state().fs.clone())?;
121 let saved_conversations = SavedConversationMetadata::list(fs.clone())
122 .await
123 .log_err()
124 .unwrap_or_default();
125
126 // TODO: deserialize state.
127 let workspace_handle = workspace.clone();
128 workspace.update(&mut cx, |workspace, cx| {
129 cx.build_view::<Self>(|cx| {
130 const CONVERSATION_WATCH_DURATION: Duration = Duration::from_millis(100);
131 let _watch_saved_conversations = cx.spawn(move |this, mut cx| async move {
132 let mut events = fs
133 .watch(&CONVERSATIONS_DIR, CONVERSATION_WATCH_DURATION)
134 .await;
135 while events.next().await.is_some() {
136 let saved_conversations = SavedConversationMetadata::list(fs.clone())
137 .await
138 .log_err()
139 .unwrap_or_default();
140 this.update(&mut cx, |this, cx| {
141 this.saved_conversations = saved_conversations;
142 cx.notify();
143 })
144 .ok();
145 }
146
147 anyhow::Ok(())
148 });
149
150 let toolbar = cx.build_view(|cx| {
151 let mut toolbar = Toolbar::new();
152 toolbar.set_can_navigate(false, cx);
153 toolbar.add_item(cx.build_view(|cx| BufferSearchBar::new(cx)), cx);
154 toolbar
155 });
156
157 let semantic_index = SemanticIndex::global(cx);
158 // Defaulting currently to GPT4, allow for this to be set via config.
159 let completion_provider = Arc::new(OpenAICompletionProvider::new(
160 "gpt-4",
161 cx.background_executor().clone(),
162 ));
163
164 let focus_handle = cx.focus_handle();
165 cx.on_focus_in(&focus_handle, Self::focus_in).detach();
166 cx.on_focus_out(&focus_handle, Self::focus_out).detach();
167
168 let mut this = Self {
169 workspace: workspace_handle,
170 active_editor_index: Default::default(),
171 prev_active_editor_index: Default::default(),
172 editors: Default::default(),
173 saved_conversations,
174 saved_conversations_scroll_handle: Default::default(),
175 zoomed: false,
176 focus_handle,
177 toolbar,
178 completion_provider,
179 api_key_editor: None,
180 languages: workspace.app_state().languages.clone(),
181 fs: workspace.app_state().fs.clone(),
182 width: None,
183 height: None,
184 subscriptions: Default::default(),
185 next_inline_assist_id: 0,
186 pending_inline_assists: Default::default(),
187 pending_inline_assist_ids_by_editor: Default::default(),
188 include_conversation_in_next_inline_assist: false,
189 inline_prompt_history: Default::default(),
190 _watch_saved_conversations,
191 semantic_index,
192 retrieve_context_in_next_inline_assist: false,
193 };
194
195 let mut old_dock_position = this.position(cx);
196 this.subscriptions =
197 vec![cx.observe_global::<SettingsStore>(move |this, cx| {
198 let new_dock_position = this.position(cx);
199 if new_dock_position != old_dock_position {
200 old_dock_position = new_dock_position;
201 cx.emit(PanelEvent::ChangePosition);
202 }
203 cx.notify();
204 })];
205
206 this
207 })
208 })
209 })
210 }
211
212 fn focus_in(&mut self, cx: &mut ViewContext<Self>) {
213 self.toolbar
214 .update(cx, |toolbar, cx| toolbar.focus_changed(true, cx));
215 cx.notify();
216 if self.focus_handle.is_focused(cx) {
217 if let Some(editor) = self.active_editor() {
218 cx.focus_view(editor);
219 } else if let Some(api_key_editor) = self.api_key_editor.as_ref() {
220 cx.focus_view(api_key_editor);
221 }
222 }
223 }
224
225 fn focus_out(&mut self, cx: &mut ViewContext<Self>) {
226 self.toolbar
227 .update(cx, |toolbar, cx| toolbar.focus_changed(false, cx));
228 cx.notify();
229 }
230
231 pub fn inline_assist(
232 workspace: &mut Workspace,
233 _: &InlineAssist,
234 cx: &mut ViewContext<Workspace>,
235 ) {
236 let this = if let Some(this) = workspace.panel::<AssistantPanel>(cx) {
237 if this.update(cx, |assistant, cx| {
238 if !assistant.has_credentials() {
239 assistant.load_credentials(cx);
240 };
241
242 assistant.has_credentials()
243 }) {
244 this
245 } else {
246 workspace.focus_panel::<AssistantPanel>(cx);
247 return;
248 }
249 } else {
250 return;
251 };
252
253 let active_editor = if let Some(active_editor) = workspace
254 .active_item(cx)
255 .and_then(|item| item.act_as::<Editor>(cx))
256 {
257 active_editor
258 } else {
259 return;
260 };
261
262 let project = workspace.project();
263
264 this.update(cx, |assistant, cx| {
265 assistant.new_inline_assist(&active_editor, cx, project)
266 });
267 }
268
269 fn new_inline_assist(
270 &mut self,
271 editor: &View<Editor>,
272 cx: &mut ViewContext<Self>,
273 project: &Model<Project>,
274 ) {
275 let selection = editor.read(cx).selections.newest_anchor().clone();
276 if selection.start.excerpt_id != selection.end.excerpt_id {
277 return;
278 }
279 let snapshot = editor.read(cx).buffer().read(cx).snapshot(cx);
280
281 // Extend the selection to the start and the end of the line.
282 let mut point_selection = selection.map(|selection| selection.to_point(&snapshot));
283 if point_selection.end > point_selection.start {
284 point_selection.start.column = 0;
285 // If the selection ends at the start of the line, we don't want to include it.
286 if point_selection.end.column == 0 {
287 point_selection.end.row -= 1;
288 }
289 point_selection.end.column = snapshot.line_len(point_selection.end.row);
290 }
291
292 let codegen_kind = if point_selection.start == point_selection.end {
293 CodegenKind::Generate {
294 position: snapshot.anchor_after(point_selection.start),
295 }
296 } else {
297 CodegenKind::Transform {
298 range: snapshot.anchor_before(point_selection.start)
299 ..snapshot.anchor_after(point_selection.end),
300 }
301 };
302
303 let inline_assist_id = post_inc(&mut self.next_inline_assist_id);
304 let provider = self.completion_provider.clone();
305
306 // Retrieve Credentials Authenticates the Provider
307 provider.retrieve_credentials(cx);
308
309 let codegen = cx.build_model(|cx| {
310 Codegen::new(editor.read(cx).buffer().clone(), codegen_kind, provider, cx)
311 });
312
313 if let Some(semantic_index) = self.semantic_index.clone() {
314 let project = project.clone();
315 cx.spawn(|_, mut cx| async move {
316 let previously_indexed = semantic_index
317 .update(&mut cx, |index, cx| {
318 index.project_previously_indexed(&project, cx)
319 })?
320 .await
321 .unwrap_or(false);
322 if previously_indexed {
323 let _ = semantic_index
324 .update(&mut cx, |index, cx| {
325 index.index_project(project.clone(), cx)
326 })?
327 .await;
328 }
329 anyhow::Ok(())
330 })
331 .detach_and_log_err(cx);
332 }
333
334 let measurements = Rc::new(Cell::new(BlockMeasurements::default()));
335 let inline_assistant = cx.build_view(|cx| {
336 InlineAssistant::new(
337 inline_assist_id,
338 measurements.clone(),
339 self.include_conversation_in_next_inline_assist,
340 self.inline_prompt_history.clone(),
341 codegen.clone(),
342 self.workspace.clone(),
343 cx,
344 self.retrieve_context_in_next_inline_assist,
345 self.semantic_index.clone(),
346 project.clone(),
347 )
348 });
349 let block_id = editor.update(cx, |editor, cx| {
350 editor.change_selections(None, cx, |selections| {
351 selections.select_anchor_ranges([selection.head()..selection.head()])
352 });
353 editor.insert_blocks(
354 [BlockProperties {
355 style: BlockStyle::Flex,
356 position: snapshot.anchor_before(point_selection.head()),
357 height: 2,
358 render: Arc::new({
359 let inline_assistant = inline_assistant.clone();
360 move |cx: &mut BlockContext| {
361 measurements.set(BlockMeasurements {
362 anchor_x: cx.anchor_x,
363 gutter_width: cx.gutter_width,
364 });
365 inline_assistant.clone().into_any_element()
366 }
367 }),
368 disposition: if selection.reversed {
369 BlockDisposition::Above
370 } else {
371 BlockDisposition::Below
372 },
373 }],
374 Some(Autoscroll::Strategy(AutoscrollStrategy::Newest)),
375 cx,
376 )[0]
377 });
378
379 self.pending_inline_assists.insert(
380 inline_assist_id,
381 PendingInlineAssist {
382 editor: editor.downgrade(),
383 inline_assistant: Some((block_id, inline_assistant.clone())),
384 codegen: codegen.clone(),
385 project: project.downgrade(),
386 _subscriptions: vec![
387 cx.subscribe(&inline_assistant, Self::handle_inline_assistant_event),
388 cx.subscribe(editor, {
389 let inline_assistant = inline_assistant.downgrade();
390 move |_, editor, event, cx| {
391 if let Some(inline_assistant) = inline_assistant.upgrade() {
392 if let EditorEvent::SelectionsChanged { local } = event {
393 if *local
394 && inline_assistant.focus_handle(cx).contains_focused(cx)
395 {
396 cx.focus_view(&editor);
397 }
398 }
399 }
400 }
401 }),
402 cx.observe(&codegen, {
403 let editor = editor.downgrade();
404 move |this, _, cx| {
405 if let Some(editor) = editor.upgrade() {
406 this.update_highlights_for_editor(&editor, cx);
407 }
408 }
409 }),
410 cx.subscribe(&codegen, move |this, codegen, event, cx| match event {
411 codegen::Event::Undone => {
412 this.finish_inline_assist(inline_assist_id, false, cx)
413 }
414 codegen::Event::Finished => {
415 let pending_assist = if let Some(pending_assist) =
416 this.pending_inline_assists.get(&inline_assist_id)
417 {
418 pending_assist
419 } else {
420 return;
421 };
422
423 let error = codegen
424 .read(cx)
425 .error()
426 .map(|error| format!("Inline assistant error: {}", error));
427 if let Some(error) = error {
428 if pending_assist.inline_assistant.is_none() {
429 if let Some(workspace) = this.workspace.upgrade() {
430 workspace.update(cx, |workspace, cx| {
431 workspace.show_toast(
432 Toast::new(inline_assist_id, error),
433 cx,
434 );
435 })
436 }
437
438 this.finish_inline_assist(inline_assist_id, false, cx);
439 }
440 } else {
441 this.finish_inline_assist(inline_assist_id, false, cx);
442 }
443 }
444 }),
445 ],
446 },
447 );
448 self.pending_inline_assist_ids_by_editor
449 .entry(editor.downgrade())
450 .or_default()
451 .push(inline_assist_id);
452 self.update_highlights_for_editor(&editor, cx);
453 }
454
455 fn handle_inline_assistant_event(
456 &mut self,
457 inline_assistant: View<InlineAssistant>,
458 event: &InlineAssistantEvent,
459 cx: &mut ViewContext<Self>,
460 ) {
461 let assist_id = inline_assistant.read(cx).id;
462 match event {
463 InlineAssistantEvent::Confirmed {
464 prompt,
465 include_conversation,
466 retrieve_context,
467 } => {
468 self.confirm_inline_assist(
469 assist_id,
470 prompt,
471 *include_conversation,
472 cx,
473 *retrieve_context,
474 );
475 }
476 InlineAssistantEvent::Canceled => {
477 self.finish_inline_assist(assist_id, true, cx);
478 }
479 InlineAssistantEvent::Dismissed => {
480 self.hide_inline_assist(assist_id, cx);
481 }
482 InlineAssistantEvent::IncludeConversationToggled {
483 include_conversation,
484 } => {
485 self.include_conversation_in_next_inline_assist = *include_conversation;
486 }
487 InlineAssistantEvent::RetrieveContextToggled { retrieve_context } => {
488 self.retrieve_context_in_next_inline_assist = *retrieve_context
489 }
490 }
491 }
492
493 fn cancel_last_inline_assist(
494 workspace: &mut Workspace,
495 _: &editor::Cancel,
496 cx: &mut ViewContext<Workspace>,
497 ) {
498 if let Some(panel) = workspace.panel::<AssistantPanel>(cx) {
499 if let Some(editor) = workspace
500 .active_item(cx)
501 .and_then(|item| item.downcast::<Editor>())
502 {
503 let handled = panel.update(cx, |panel, cx| {
504 if let Some(assist_id) = panel
505 .pending_inline_assist_ids_by_editor
506 .get(&editor.downgrade())
507 .and_then(|assist_ids| assist_ids.last().copied())
508 {
509 panel.finish_inline_assist(assist_id, true, cx);
510 true
511 } else {
512 false
513 }
514 });
515 if handled {
516 return;
517 }
518 }
519 }
520
521 cx.propagate();
522 }
523
524 fn finish_inline_assist(&mut self, assist_id: usize, undo: bool, cx: &mut ViewContext<Self>) {
525 self.hide_inline_assist(assist_id, cx);
526
527 if let Some(pending_assist) = self.pending_inline_assists.remove(&assist_id) {
528 if let hash_map::Entry::Occupied(mut entry) = self
529 .pending_inline_assist_ids_by_editor
530 .entry(pending_assist.editor.clone())
531 {
532 entry.get_mut().retain(|id| *id != assist_id);
533 if entry.get().is_empty() {
534 entry.remove();
535 }
536 }
537
538 if let Some(editor) = pending_assist.editor.upgrade() {
539 self.update_highlights_for_editor(&editor, cx);
540
541 if undo {
542 pending_assist
543 .codegen
544 .update(cx, |codegen, cx| codegen.undo(cx));
545 }
546 }
547 }
548 }
549
550 fn hide_inline_assist(&mut self, assist_id: usize, cx: &mut ViewContext<Self>) {
551 if let Some(pending_assist) = self.pending_inline_assists.get_mut(&assist_id) {
552 if let Some(editor) = pending_assist.editor.upgrade() {
553 if let Some((block_id, inline_assistant)) = pending_assist.inline_assistant.take() {
554 editor.update(cx, |editor, cx| {
555 editor.remove_blocks(HashSet::from_iter([block_id]), None, cx);
556 if inline_assistant.focus_handle(cx).contains_focused(cx) {
557 editor.focus(cx);
558 }
559 });
560 }
561 }
562 }
563 }
564
565 fn confirm_inline_assist(
566 &mut self,
567 inline_assist_id: usize,
568 user_prompt: &str,
569 include_conversation: bool,
570 cx: &mut ViewContext<Self>,
571 retrieve_context: bool,
572 ) {
573 let conversation = if include_conversation {
574 self.active_editor()
575 .map(|editor| editor.read(cx).conversation.clone())
576 } else {
577 None
578 };
579
580 let pending_assist =
581 if let Some(pending_assist) = self.pending_inline_assists.get_mut(&inline_assist_id) {
582 pending_assist
583 } else {
584 return;
585 };
586
587 let editor = if let Some(editor) = pending_assist.editor.upgrade() {
588 editor
589 } else {
590 return;
591 };
592
593 let project = pending_assist.project.clone();
594
595 let project_name = if let Some(project) = project.upgrade() {
596 Some(
597 project
598 .read(cx)
599 .worktree_root_names(cx)
600 .collect::<Vec<&str>>()
601 .join("/"),
602 )
603 } else {
604 None
605 };
606
607 self.inline_prompt_history
608 .retain(|prompt| prompt != user_prompt);
609 self.inline_prompt_history.push_back(user_prompt.into());
610 if self.inline_prompt_history.len() > Self::INLINE_PROMPT_HISTORY_MAX_LEN {
611 self.inline_prompt_history.pop_front();
612 }
613
614 let codegen = pending_assist.codegen.clone();
615 let snapshot = editor.read(cx).buffer().read(cx).snapshot(cx);
616 let range = codegen.read(cx).range();
617 let start = snapshot.point_to_buffer_offset(range.start);
618 let end = snapshot.point_to_buffer_offset(range.end);
619 let (buffer, range) = if let Some((start, end)) = start.zip(end) {
620 let (start_buffer, start_buffer_offset) = start;
621 let (end_buffer, end_buffer_offset) = end;
622 if start_buffer.remote_id() == end_buffer.remote_id() {
623 (start_buffer.clone(), start_buffer_offset..end_buffer_offset)
624 } else {
625 self.finish_inline_assist(inline_assist_id, false, cx);
626 return;
627 }
628 } else {
629 self.finish_inline_assist(inline_assist_id, false, cx);
630 return;
631 };
632
633 let language = buffer.language_at(range.start);
634 let language_name = if let Some(language) = language.as_ref() {
635 if Arc::ptr_eq(language, &language::PLAIN_TEXT) {
636 None
637 } else {
638 Some(language.name())
639 }
640 } else {
641 None
642 };
643
644 // Higher Temperature increases the randomness of model outputs.
645 // If Markdown or No Language is Known, increase the randomness for more creative output
646 // If Code, decrease temperature to get more deterministic outputs
647 let temperature = if let Some(language) = language_name.clone() {
648 if language.to_string() != "Markdown".to_string() {
649 0.5
650 } else {
651 1.0
652 }
653 } else {
654 1.0
655 };
656
657 let user_prompt = user_prompt.to_string();
658
659 let snippets = if retrieve_context {
660 let Some(project) = project.upgrade() else {
661 return;
662 };
663
664 let search_results = if let Some(semantic_index) = self.semantic_index.clone() {
665 let search_results = semantic_index.update(cx, |this, cx| {
666 this.search_project(project, user_prompt.to_string(), 10, vec![], vec![], cx)
667 });
668
669 cx.background_executor()
670 .spawn(async move { search_results.await.unwrap_or_default() })
671 } else {
672 Task::ready(Vec::new())
673 };
674
675 let snippets = cx.spawn(|_, mut cx| async move {
676 let mut snippets = Vec::new();
677 for result in search_results.await {
678 snippets.push(PromptCodeSnippet::new(
679 result.buffer,
680 result.range,
681 &mut cx,
682 )?);
683 }
684 anyhow::Ok(snippets)
685 });
686 snippets
687 } else {
688 Task::ready(Ok(Vec::new()))
689 };
690
691 let mut model = AssistantSettings::get_global(cx)
692 .default_open_ai_model
693 .clone();
694 let model_name = model.full_name();
695
696 let prompt = cx.background_executor().spawn(async move {
697 let snippets = snippets.await?;
698
699 let language_name = language_name.as_deref();
700 generate_content_prompt(
701 user_prompt,
702 language_name,
703 buffer,
704 range,
705 snippets,
706 model_name,
707 project_name,
708 )
709 });
710
711 let mut messages = Vec::new();
712 if let Some(conversation) = conversation {
713 let conversation = conversation.read(cx);
714 let buffer = conversation.buffer.read(cx);
715 messages.extend(
716 conversation
717 .messages(cx)
718 .map(|message| message.to_open_ai_message(buffer)),
719 );
720 model = conversation.model.clone();
721 }
722
723 cx.spawn(|_, mut cx| async move {
724 // I Don't know if we want to return a ? here.
725 let prompt = prompt.await?;
726
727 messages.push(RequestMessage {
728 role: Role::User,
729 content: prompt,
730 });
731
732 let request = Box::new(OpenAIRequest {
733 model: model.full_name().into(),
734 messages,
735 stream: true,
736 stop: vec!["|END|>".to_string()],
737 temperature,
738 });
739
740 codegen.update(&mut cx, |codegen, cx| codegen.start(request, cx))?;
741 anyhow::Ok(())
742 })
743 .detach();
744 }
745
746 fn update_highlights_for_editor(&self, editor: &View<Editor>, cx: &mut ViewContext<Self>) {
747 let mut background_ranges = Vec::new();
748 let mut foreground_ranges = Vec::new();
749 let empty_inline_assist_ids = Vec::new();
750 let inline_assist_ids = self
751 .pending_inline_assist_ids_by_editor
752 .get(&editor.downgrade())
753 .unwrap_or(&empty_inline_assist_ids);
754
755 for inline_assist_id in inline_assist_ids {
756 if let Some(pending_assist) = self.pending_inline_assists.get(inline_assist_id) {
757 let codegen = pending_assist.codegen.read(cx);
758 background_ranges.push(codegen.range());
759 foreground_ranges.extend(codegen.last_equal_ranges().iter().cloned());
760 }
761 }
762
763 let snapshot = editor.read(cx).buffer().read(cx).snapshot(cx);
764 merge_ranges(&mut background_ranges, &snapshot);
765 merge_ranges(&mut foreground_ranges, &snapshot);
766 editor.update(cx, |editor, cx| {
767 if background_ranges.is_empty() {
768 editor.clear_background_highlights::<PendingInlineAssist>(cx);
769 } else {
770 editor.highlight_background::<PendingInlineAssist>(
771 background_ranges,
772 |theme| theme.editor_active_line_background, // todo!("use the appropriate color")
773 cx,
774 );
775 }
776
777 if foreground_ranges.is_empty() {
778 editor.clear_highlights::<PendingInlineAssist>(cx);
779 } else {
780 editor.highlight_text::<PendingInlineAssist>(
781 foreground_ranges,
782 HighlightStyle {
783 fade_out: Some(0.6),
784 ..Default::default()
785 },
786 cx,
787 );
788 }
789 });
790 }
791
792 fn new_conversation(&mut self, cx: &mut ViewContext<Self>) -> View<ConversationEditor> {
793 let editor = cx.build_view(|cx| {
794 ConversationEditor::new(
795 self.completion_provider.clone(),
796 self.languages.clone(),
797 self.fs.clone(),
798 self.workspace.clone(),
799 cx,
800 )
801 });
802 self.add_conversation(editor.clone(), cx);
803 editor
804 }
805
806 fn add_conversation(&mut self, editor: View<ConversationEditor>, cx: &mut ViewContext<Self>) {
807 self.subscriptions
808 .push(cx.subscribe(&editor, Self::handle_conversation_editor_event));
809
810 let conversation = editor.read(cx).conversation.clone();
811 self.subscriptions
812 .push(cx.observe(&conversation, |_, _, cx| cx.notify()));
813
814 let index = self.editors.len();
815 self.editors.push(editor);
816 self.set_active_editor_index(Some(index), cx);
817 }
818
819 fn set_active_editor_index(&mut self, index: Option<usize>, cx: &mut ViewContext<Self>) {
820 self.prev_active_editor_index = self.active_editor_index;
821 self.active_editor_index = index;
822 if let Some(editor) = self.active_editor() {
823 let editor = editor.read(cx).editor.clone();
824 self.toolbar.update(cx, |toolbar, cx| {
825 toolbar.set_active_item(Some(&editor), cx);
826 });
827 if self.focus_handle.contains_focused(cx) {
828 cx.focus_view(&editor);
829 }
830 } else {
831 self.toolbar.update(cx, |toolbar, cx| {
832 toolbar.set_active_item(None, cx);
833 });
834 }
835
836 cx.notify();
837 }
838
839 fn handle_conversation_editor_event(
840 &mut self,
841 _: View<ConversationEditor>,
842 event: &ConversationEditorEvent,
843 cx: &mut ViewContext<Self>,
844 ) {
845 match event {
846 ConversationEditorEvent::TabContentChanged => cx.notify(),
847 }
848 }
849
850 fn save_credentials(&mut self, _: &menu::Confirm, cx: &mut ViewContext<Self>) {
851 if let Some(api_key) = self
852 .api_key_editor
853 .as_ref()
854 .map(|editor| editor.read(cx).text(cx))
855 {
856 if !api_key.is_empty() {
857 let credential = ProviderCredential::Credentials {
858 api_key: api_key.clone(),
859 };
860
861 self.completion_provider.save_credentials(cx, credential);
862
863 self.api_key_editor.take();
864 self.focus_handle.focus(cx);
865 cx.notify();
866 }
867 } else {
868 cx.propagate();
869 }
870 }
871
872 fn reset_credentials(&mut self, _: &ResetKey, cx: &mut ViewContext<Self>) {
873 self.completion_provider.delete_credentials(cx);
874 self.api_key_editor = Some(build_api_key_editor(cx));
875 self.focus_handle.focus(cx);
876 cx.notify();
877 }
878
879 fn toggle_zoom(&mut self, _: &workspace::ToggleZoom, cx: &mut ViewContext<Self>) {
880 if self.zoomed {
881 cx.emit(PanelEvent::ZoomOut)
882 } else {
883 cx.emit(PanelEvent::ZoomIn)
884 }
885 }
886
887 fn deploy(&mut self, action: &search::buffer_search::Deploy, cx: &mut ViewContext<Self>) {
888 let mut propagate = true;
889 if let Some(search_bar) = self.toolbar.read(cx).item_of_type::<BufferSearchBar>() {
890 search_bar.update(cx, |search_bar, cx| {
891 if search_bar.show(cx) {
892 search_bar.search_suggested(cx);
893 if action.focus {
894 let focus_handle = search_bar.focus_handle(cx);
895 search_bar.select_query(cx);
896 cx.focus(&focus_handle);
897 }
898 propagate = false
899 }
900 });
901 }
902 if propagate {
903 cx.propagate();
904 }
905 }
906
907 fn handle_editor_cancel(&mut self, _: &editor::Cancel, cx: &mut ViewContext<Self>) {
908 if let Some(search_bar) = self.toolbar.read(cx).item_of_type::<BufferSearchBar>() {
909 if !search_bar.read(cx).is_dismissed() {
910 search_bar.update(cx, |search_bar, cx| {
911 search_bar.dismiss(&Default::default(), cx)
912 });
913 return;
914 }
915 }
916 cx.propagate();
917 }
918
919 fn select_next_match(&mut self, _: &search::SelectNextMatch, cx: &mut ViewContext<Self>) {
920 if let Some(search_bar) = self.toolbar.read(cx).item_of_type::<BufferSearchBar>() {
921 search_bar.update(cx, |bar, cx| bar.select_match(Direction::Next, 1, cx));
922 }
923 }
924
925 fn select_prev_match(&mut self, _: &search::SelectPrevMatch, cx: &mut ViewContext<Self>) {
926 if let Some(search_bar) = self.toolbar.read(cx).item_of_type::<BufferSearchBar>() {
927 search_bar.update(cx, |bar, cx| bar.select_match(Direction::Prev, 1, cx));
928 }
929 }
930
931 fn active_editor(&self) -> Option<&View<ConversationEditor>> {
932 self.editors.get(self.active_editor_index?)
933 }
934
935 fn render_hamburger_button(cx: &mut ViewContext<Self>) -> impl IntoElement {
936 IconButton::new("hamburger_button", Icon::Menu)
937 .on_click(cx.listener(|this, _event, cx| {
938 if this.active_editor().is_some() {
939 this.set_active_editor_index(None, cx);
940 } else {
941 this.set_active_editor_index(this.prev_active_editor_index, cx);
942 }
943 }))
944 .tooltip(|cx| Tooltip::text("Conversation History", cx))
945 }
946
947 fn render_editor_tools(&self, cx: &mut ViewContext<Self>) -> Vec<AnyElement> {
948 if self.active_editor().is_some() {
949 vec![
950 Self::render_split_button(cx).into_any_element(),
951 Self::render_quote_button(cx).into_any_element(),
952 Self::render_assist_button(cx).into_any_element(),
953 ]
954 } else {
955 Default::default()
956 }
957 }
958
959 fn render_split_button(cx: &mut ViewContext<Self>) -> impl IntoElement {
960 IconButton::new("split_button", Icon::Snip)
961 .on_click(cx.listener(|this, _event, cx| {
962 if let Some(active_editor) = this.active_editor() {
963 active_editor.update(cx, |editor, cx| editor.split(&Default::default(), cx));
964 }
965 }))
966 .icon_size(IconSize::Small)
967 .tooltip(|cx| Tooltip::for_action("Split Message", &Split, cx))
968 }
969
970 fn render_assist_button(cx: &mut ViewContext<Self>) -> impl IntoElement {
971 IconButton::new("assist_button", Icon::MagicWand)
972 .on_click(cx.listener(|this, _event, cx| {
973 if let Some(active_editor) = this.active_editor() {
974 active_editor.update(cx, |editor, cx| editor.assist(&Default::default(), cx));
975 }
976 }))
977 .icon_size(IconSize::Small)
978 .tooltip(|cx| Tooltip::for_action("Assist", &Assist, cx))
979 }
980
981 fn render_quote_button(cx: &mut ViewContext<Self>) -> impl IntoElement {
982 IconButton::new("quote_button", Icon::Quote)
983 .on_click(cx.listener(|this, _event, cx| {
984 if let Some(workspace) = this.workspace.upgrade() {
985 cx.window_context().defer(move |cx| {
986 workspace.update(cx, |workspace, cx| {
987 ConversationEditor::quote_selection(workspace, &Default::default(), cx)
988 });
989 });
990 }
991 }))
992 .icon_size(IconSize::Small)
993 .tooltip(|cx| Tooltip::for_action("Quote Selection", &QuoteSelection, cx))
994 }
995
996 fn render_plus_button(cx: &mut ViewContext<Self>) -> impl IntoElement {
997 IconButton::new("plus_button", Icon::Plus)
998 .on_click(cx.listener(|this, _event, cx| {
999 this.new_conversation(cx);
1000 }))
1001 .icon_size(IconSize::Small)
1002 .tooltip(|cx| Tooltip::for_action("New Conversation", &NewConversation, cx))
1003 }
1004
1005 fn render_zoom_button(&self, cx: &mut ViewContext<Self>) -> impl IntoElement {
1006 let zoomed = self.zoomed;
1007 IconButton::new("zoom_button", Icon::Maximize)
1008 .on_click(cx.listener(|this, _event, cx| {
1009 this.toggle_zoom(&ToggleZoom, cx);
1010 }))
1011 .selected(zoomed)
1012 .selected_icon(Icon::Minimize)
1013 .icon_size(IconSize::Small)
1014 .tooltip(move |cx| {
1015 Tooltip::for_action(if zoomed { "Zoom Out" } else { "Zoom In" }, &ToggleZoom, cx)
1016 })
1017 }
1018
1019 fn render_saved_conversation(
1020 &mut self,
1021 index: usize,
1022 cx: &mut ViewContext<Self>,
1023 ) -> impl IntoElement {
1024 let conversation = &self.saved_conversations[index];
1025 let path = conversation.path.clone();
1026
1027 ButtonLike::new(index)
1028 .on_click(cx.listener(move |this, _, cx| {
1029 this.open_conversation(path.clone(), cx)
1030 .detach_and_log_err(cx)
1031 }))
1032 .full_width()
1033 .child(
1034 div()
1035 .flex()
1036 .w_full()
1037 .gap_2()
1038 .child(
1039 Label::new(conversation.mtime.format("%F %I:%M%p").to_string())
1040 .color(Color::Muted)
1041 .size(LabelSize::Small),
1042 )
1043 .child(Label::new(conversation.title.clone()).size(LabelSize::Small)),
1044 )
1045 }
1046
1047 fn open_conversation(&mut self, path: PathBuf, cx: &mut ViewContext<Self>) -> Task<Result<()>> {
1048 cx.focus(&self.focus_handle);
1049
1050 if let Some(ix) = self.editor_index_for_path(&path, cx) {
1051 self.set_active_editor_index(Some(ix), cx);
1052 return Task::ready(Ok(()));
1053 }
1054
1055 let fs = self.fs.clone();
1056 let workspace = self.workspace.clone();
1057 let languages = self.languages.clone();
1058 cx.spawn(|this, mut cx| async move {
1059 let saved_conversation = fs.load(&path).await?;
1060 let saved_conversation = serde_json::from_str(&saved_conversation)?;
1061 let conversation = cx.build_model(|cx| {
1062 Conversation::deserialize(saved_conversation, path.clone(), languages, cx)
1063 })?;
1064 this.update(&mut cx, |this, cx| {
1065 // If, by the time we've loaded the conversation, the user has already opened
1066 // the same conversation, we don't want to open it again.
1067 if let Some(ix) = this.editor_index_for_path(&path, cx) {
1068 this.set_active_editor_index(Some(ix), cx);
1069 } else {
1070 let editor = cx.build_view(|cx| {
1071 ConversationEditor::for_conversation(conversation, fs, workspace, cx)
1072 });
1073 this.add_conversation(editor, cx);
1074 }
1075 })?;
1076 Ok(())
1077 })
1078 }
1079
1080 fn editor_index_for_path(&self, path: &Path, cx: &AppContext) -> Option<usize> {
1081 self.editors
1082 .iter()
1083 .position(|editor| editor.read(cx).conversation.read(cx).path.as_deref() == Some(path))
1084 }
1085
1086 fn has_credentials(&mut self) -> bool {
1087 self.completion_provider.has_credentials()
1088 }
1089
1090 fn load_credentials(&mut self, cx: &mut ViewContext<Self>) {
1091 self.completion_provider.retrieve_credentials(cx);
1092 }
1093}
1094
1095fn build_api_key_editor(cx: &mut ViewContext<AssistantPanel>) -> View<Editor> {
1096 cx.build_view(|cx| {
1097 let mut editor = Editor::single_line(cx);
1098 editor.set_placeholder_text("sk-000000000000000000000000000000000000000000000000", cx);
1099 editor
1100 })
1101}
1102
1103impl Render for AssistantPanel {
1104 type Element = Focusable<Div>;
1105
1106 fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element {
1107 if let Some(api_key_editor) = self.api_key_editor.clone() {
1108 v_stack()
1109 .on_action(cx.listener(AssistantPanel::save_credentials))
1110 .track_focus(&self.focus_handle)
1111 .child(Label::new(
1112 "To use the assistant panel or inline assistant, you need to add your OpenAI api key.",
1113 ))
1114 .child(Label::new(
1115 " - Having a subscription for another service like GitHub Copilot won't work."
1116 ))
1117 .child(Label::new(
1118 " - You can create a api key at: platform.openai.com/api-keys"
1119 ))
1120 .child(Label::new(
1121 " "
1122 ))
1123 .child(Label::new(
1124 "Paste your OpenAI API key and press Enter to use the assistant"
1125 ))
1126 .child(api_key_editor)
1127 .child(Label::new(
1128 "Click on the Z button in the status bar to close this panel."
1129 ))
1130 .border()
1131 .border_color(gpui::red())
1132 } else {
1133 let header = TabBar::new("assistant_header")
1134 .start_child(
1135 h_stack().gap_1().child(Self::render_hamburger_button(cx)), // .children(title),
1136 )
1137 .children(self.active_editor().map(|editor| {
1138 h_stack()
1139 .h(rems(Tab::HEIGHT_IN_REMS))
1140 .flex_1()
1141 .px_2()
1142 .child(Label::new(editor.read(cx).title(cx)).into_element())
1143 }))
1144 .end_child(if self.focus_handle.contains_focused(cx) {
1145 h_stack()
1146 .gap_2()
1147 .child(h_stack().gap_1().children(self.render_editor_tools(cx)))
1148 .child(
1149 ui::Divider::vertical()
1150 .inset()
1151 .color(ui::DividerColor::Border),
1152 )
1153 .child(
1154 h_stack()
1155 .gap_1()
1156 .child(Self::render_plus_button(cx))
1157 .child(self.render_zoom_button(cx)),
1158 )
1159 } else {
1160 div()
1161 });
1162
1163 v_stack()
1164 .size_full()
1165 .on_action(cx.listener(|this, _: &workspace::NewFile, cx| {
1166 this.new_conversation(cx);
1167 }))
1168 .on_action(cx.listener(AssistantPanel::reset_credentials))
1169 .on_action(cx.listener(AssistantPanel::toggle_zoom))
1170 .on_action(cx.listener(AssistantPanel::deploy))
1171 .on_action(cx.listener(AssistantPanel::select_next_match))
1172 .on_action(cx.listener(AssistantPanel::select_prev_match))
1173 .on_action(cx.listener(AssistantPanel::handle_editor_cancel))
1174 .track_focus(&self.focus_handle)
1175 .child(header)
1176 .children(if self.toolbar.read(cx).hidden() {
1177 None
1178 } else {
1179 Some(self.toolbar.clone())
1180 })
1181 .child(
1182 div()
1183 .flex_1()
1184 .child(if let Some(editor) = self.active_editor() {
1185 editor.clone().into_any_element()
1186 } else {
1187 uniform_list(
1188 cx.view().clone(),
1189 "saved_conversations",
1190 self.saved_conversations.len(),
1191 |this, range, cx| {
1192 range
1193 .map(|ix| this.render_saved_conversation(ix, cx))
1194 .collect()
1195 },
1196 )
1197 .track_scroll(self.saved_conversations_scroll_handle.clone())
1198 .into_any_element()
1199 }),
1200 )
1201 }
1202 }
1203}
1204
1205impl Panel for AssistantPanel {
1206 fn persistent_name() -> &'static str {
1207 "AssistantPanel"
1208 }
1209
1210 fn position(&self, cx: &WindowContext) -> DockPosition {
1211 match AssistantSettings::get_global(cx).dock {
1212 AssistantDockPosition::Left => DockPosition::Left,
1213 AssistantDockPosition::Bottom => DockPosition::Bottom,
1214 AssistantDockPosition::Right => DockPosition::Right,
1215 }
1216 }
1217
1218 fn position_is_valid(&self, _: DockPosition) -> bool {
1219 true
1220 }
1221
1222 fn set_position(&mut self, position: DockPosition, cx: &mut ViewContext<Self>) {
1223 settings::update_settings_file::<AssistantSettings>(self.fs.clone(), cx, move |settings| {
1224 let dock = match position {
1225 DockPosition::Left => AssistantDockPosition::Left,
1226 DockPosition::Bottom => AssistantDockPosition::Bottom,
1227 DockPosition::Right => AssistantDockPosition::Right,
1228 };
1229 settings.dock = Some(dock);
1230 });
1231 }
1232
1233 fn size(&self, cx: &WindowContext) -> f32 {
1234 let settings = AssistantSettings::get_global(cx);
1235 match self.position(cx) {
1236 DockPosition::Left | DockPosition::Right => {
1237 self.width.unwrap_or_else(|| settings.default_width)
1238 }
1239 DockPosition::Bottom => self.height.unwrap_or_else(|| settings.default_height),
1240 }
1241 }
1242
1243 fn set_size(&mut self, size: Option<f32>, cx: &mut ViewContext<Self>) {
1244 match self.position(cx) {
1245 DockPosition::Left | DockPosition::Right => self.width = size,
1246 DockPosition::Bottom => self.height = size,
1247 }
1248 cx.notify();
1249 }
1250
1251 fn is_zoomed(&self, _: &WindowContext) -> bool {
1252 self.zoomed
1253 }
1254
1255 fn set_zoomed(&mut self, zoomed: bool, cx: &mut ViewContext<Self>) {
1256 self.zoomed = zoomed;
1257 cx.notify();
1258 }
1259
1260 fn set_active(&mut self, active: bool, cx: &mut ViewContext<Self>) {
1261 if active {
1262 self.load_credentials(cx);
1263
1264 if self.editors.is_empty() {
1265 self.new_conversation(cx);
1266 }
1267 }
1268 }
1269
1270 fn icon(&self, _cx: &WindowContext) -> Option<Icon> {
1271 Some(Icon::Ai)
1272 }
1273
1274 fn toggle_action(&self) -> Box<dyn Action> {
1275 Box::new(ToggleFocus)
1276 }
1277}
1278
1279impl EventEmitter<PanelEvent> for AssistantPanel {}
1280
1281impl FocusableView for AssistantPanel {
1282 fn focus_handle(&self, _cx: &AppContext) -> FocusHandle {
1283 self.focus_handle.clone()
1284 }
1285}
1286
1287enum ConversationEvent {
1288 MessagesEdited,
1289 SummaryChanged,
1290 StreamedCompletion,
1291}
1292
1293#[derive(Default)]
1294struct Summary {
1295 text: String,
1296 done: bool,
1297}
1298
1299struct Conversation {
1300 id: Option<String>,
1301 buffer: Model<Buffer>,
1302 message_anchors: Vec<MessageAnchor>,
1303 messages_metadata: HashMap<MessageId, MessageMetadata>,
1304 next_message_id: MessageId,
1305 summary: Option<Summary>,
1306 pending_summary: Task<Option<()>>,
1307 completion_count: usize,
1308 pending_completions: Vec<PendingCompletion>,
1309 model: OpenAIModel,
1310 token_count: Option<usize>,
1311 max_token_count: usize,
1312 pending_token_count: Task<Option<()>>,
1313 pending_save: Task<Result<()>>,
1314 path: Option<PathBuf>,
1315 _subscriptions: Vec<Subscription>,
1316 completion_provider: Arc<dyn CompletionProvider>,
1317}
1318
1319impl EventEmitter<ConversationEvent> for Conversation {}
1320
1321impl Conversation {
1322 fn new(
1323 language_registry: Arc<LanguageRegistry>,
1324 cx: &mut ModelContext<Self>,
1325 completion_provider: Arc<dyn CompletionProvider>,
1326 ) -> Self {
1327 let markdown = language_registry.language_for_name("Markdown");
1328 let buffer = cx.build_model(|cx| {
1329 let mut buffer = Buffer::new(0, cx.entity_id().as_u64(), "");
1330 buffer.set_language_registry(language_registry);
1331 cx.spawn(|buffer, mut cx| async move {
1332 let markdown = markdown.await?;
1333 buffer.update(&mut cx, |buffer: &mut Buffer, cx| {
1334 buffer.set_language(Some(markdown), cx)
1335 })?;
1336 anyhow::Ok(())
1337 })
1338 .detach_and_log_err(cx);
1339 buffer
1340 });
1341
1342 let settings = AssistantSettings::get_global(cx);
1343 let model = settings.default_open_ai_model.clone();
1344
1345 let mut this = Self {
1346 id: Some(Uuid::new_v4().to_string()),
1347 message_anchors: Default::default(),
1348 messages_metadata: Default::default(),
1349 next_message_id: Default::default(),
1350 summary: None,
1351 pending_summary: Task::ready(None),
1352 completion_count: Default::default(),
1353 pending_completions: Default::default(),
1354 token_count: None,
1355 max_token_count: tiktoken_rs::model::get_context_size(&model.full_name()),
1356 pending_token_count: Task::ready(None),
1357 model: model.clone(),
1358 _subscriptions: vec![cx.subscribe(&buffer, Self::handle_buffer_event)],
1359 pending_save: Task::ready(Ok(())),
1360 path: None,
1361 buffer,
1362 completion_provider,
1363 };
1364 let message = MessageAnchor {
1365 id: MessageId(post_inc(&mut this.next_message_id.0)),
1366 start: language::Anchor::MIN,
1367 };
1368 this.message_anchors.push(message.clone());
1369 this.messages_metadata.insert(
1370 message.id,
1371 MessageMetadata {
1372 role: Role::User,
1373 sent_at: Local::now(),
1374 status: MessageStatus::Done,
1375 },
1376 );
1377
1378 this.count_remaining_tokens(cx);
1379 this
1380 }
1381
1382 fn serialize(&self, cx: &AppContext) -> SavedConversation {
1383 SavedConversation {
1384 id: self.id.clone(),
1385 zed: "conversation".into(),
1386 version: SavedConversation::VERSION.into(),
1387 text: self.buffer.read(cx).text(),
1388 message_metadata: self.messages_metadata.clone(),
1389 messages: self
1390 .messages(cx)
1391 .map(|message| SavedMessage {
1392 id: message.id,
1393 start: message.offset_range.start,
1394 })
1395 .collect(),
1396 summary: self
1397 .summary
1398 .as_ref()
1399 .map(|summary| summary.text.clone())
1400 .unwrap_or_default(),
1401 model: self.model.clone(),
1402 }
1403 }
1404
1405 fn deserialize(
1406 saved_conversation: SavedConversation,
1407 path: PathBuf,
1408 language_registry: Arc<LanguageRegistry>,
1409 cx: &mut ModelContext<Self>,
1410 ) -> Self {
1411 let id = match saved_conversation.id {
1412 Some(id) => Some(id),
1413 None => Some(Uuid::new_v4().to_string()),
1414 };
1415 let model = saved_conversation.model;
1416 let completion_provider: Arc<dyn CompletionProvider> = Arc::new(
1417 OpenAICompletionProvider::new(model.full_name(), cx.background_executor().clone()),
1418 );
1419 completion_provider.retrieve_credentials(cx);
1420 let markdown = language_registry.language_for_name("Markdown");
1421 let mut message_anchors = Vec::new();
1422 let mut next_message_id = MessageId(0);
1423 let buffer = cx.build_model(|cx| {
1424 let mut buffer = Buffer::new(0, cx.entity_id().as_u64(), saved_conversation.text);
1425 for message in saved_conversation.messages {
1426 message_anchors.push(MessageAnchor {
1427 id: message.id,
1428 start: buffer.anchor_before(message.start),
1429 });
1430 next_message_id = cmp::max(next_message_id, MessageId(message.id.0 + 1));
1431 }
1432 buffer.set_language_registry(language_registry);
1433 cx.spawn(|buffer, mut cx| async move {
1434 let markdown = markdown.await?;
1435 buffer.update(&mut cx, |buffer: &mut Buffer, cx| {
1436 buffer.set_language(Some(markdown), cx)
1437 })?;
1438 anyhow::Ok(())
1439 })
1440 .detach_and_log_err(cx);
1441 buffer
1442 });
1443
1444 let mut this = Self {
1445 id,
1446 message_anchors,
1447 messages_metadata: saved_conversation.message_metadata,
1448 next_message_id,
1449 summary: Some(Summary {
1450 text: saved_conversation.summary,
1451 done: true,
1452 }),
1453 pending_summary: Task::ready(None),
1454 completion_count: Default::default(),
1455 pending_completions: Default::default(),
1456 token_count: None,
1457 max_token_count: tiktoken_rs::model::get_context_size(&model.full_name()),
1458 pending_token_count: Task::ready(None),
1459 model,
1460 _subscriptions: vec![cx.subscribe(&buffer, Self::handle_buffer_event)],
1461 pending_save: Task::ready(Ok(())),
1462 path: Some(path),
1463 buffer,
1464 completion_provider,
1465 };
1466 this.count_remaining_tokens(cx);
1467 this
1468 }
1469
1470 fn handle_buffer_event(
1471 &mut self,
1472 _: Model<Buffer>,
1473 event: &language::Event,
1474 cx: &mut ModelContext<Self>,
1475 ) {
1476 match event {
1477 language::Event::Edited => {
1478 self.count_remaining_tokens(cx);
1479 cx.emit(ConversationEvent::MessagesEdited);
1480 }
1481 _ => {}
1482 }
1483 }
1484
1485 fn count_remaining_tokens(&mut self, cx: &mut ModelContext<Self>) {
1486 let messages = self
1487 .messages(cx)
1488 .into_iter()
1489 .filter_map(|message| {
1490 Some(tiktoken_rs::ChatCompletionRequestMessage {
1491 role: match message.role {
1492 Role::User => "user".into(),
1493 Role::Assistant => "assistant".into(),
1494 Role::System => "system".into(),
1495 },
1496 content: Some(
1497 self.buffer
1498 .read(cx)
1499 .text_for_range(message.offset_range)
1500 .collect(),
1501 ),
1502 name: None,
1503 function_call: None,
1504 })
1505 })
1506 .collect::<Vec<_>>();
1507 let model = self.model.clone();
1508 self.pending_token_count = cx.spawn(|this, mut cx| {
1509 async move {
1510 cx.background_executor()
1511 .timer(Duration::from_millis(200))
1512 .await;
1513 let token_count = cx
1514 .background_executor()
1515 .spawn(async move {
1516 tiktoken_rs::num_tokens_from_messages(&model.full_name(), &messages)
1517 })
1518 .await?;
1519
1520 this.update(&mut cx, |this, cx| {
1521 this.max_token_count =
1522 tiktoken_rs::model::get_context_size(&this.model.full_name());
1523 this.token_count = Some(token_count);
1524 cx.notify()
1525 })?;
1526 anyhow::Ok(())
1527 }
1528 .log_err()
1529 });
1530 }
1531
1532 fn remaining_tokens(&self) -> Option<isize> {
1533 Some(self.max_token_count as isize - self.token_count? as isize)
1534 }
1535
1536 fn set_model(&mut self, model: OpenAIModel, cx: &mut ModelContext<Self>) {
1537 self.model = model;
1538 self.count_remaining_tokens(cx);
1539 cx.notify();
1540 }
1541
1542 fn assist(
1543 &mut self,
1544 selected_messages: HashSet<MessageId>,
1545 cx: &mut ModelContext<Self>,
1546 ) -> Vec<MessageAnchor> {
1547 let mut user_messages = Vec::new();
1548
1549 let last_message_id = if let Some(last_message_id) =
1550 self.message_anchors.iter().rev().find_map(|message| {
1551 message
1552 .start
1553 .is_valid(self.buffer.read(cx))
1554 .then_some(message.id)
1555 }) {
1556 last_message_id
1557 } else {
1558 return Default::default();
1559 };
1560
1561 let mut should_assist = false;
1562 for selected_message_id in selected_messages {
1563 let selected_message_role =
1564 if let Some(metadata) = self.messages_metadata.get(&selected_message_id) {
1565 metadata.role
1566 } else {
1567 continue;
1568 };
1569
1570 if selected_message_role == Role::Assistant {
1571 if let Some(user_message) = self.insert_message_after(
1572 selected_message_id,
1573 Role::User,
1574 MessageStatus::Done,
1575 cx,
1576 ) {
1577 user_messages.push(user_message);
1578 }
1579 } else {
1580 should_assist = true;
1581 }
1582 }
1583
1584 if should_assist {
1585 if !self.completion_provider.has_credentials() {
1586 return Default::default();
1587 }
1588
1589 let request: Box<dyn CompletionRequest> = Box::new(OpenAIRequest {
1590 model: self.model.full_name().to_string(),
1591 messages: self
1592 .messages(cx)
1593 .filter(|message| matches!(message.status, MessageStatus::Done))
1594 .map(|message| message.to_open_ai_message(self.buffer.read(cx)))
1595 .collect(),
1596 stream: true,
1597 stop: vec![],
1598 temperature: 1.0,
1599 });
1600
1601 let stream = self.completion_provider.complete(request);
1602 let assistant_message = self
1603 .insert_message_after(last_message_id, Role::Assistant, MessageStatus::Pending, cx)
1604 .unwrap();
1605
1606 // Queue up the user's next reply.
1607 let user_message = self
1608 .insert_message_after(assistant_message.id, Role::User, MessageStatus::Done, cx)
1609 .unwrap();
1610 user_messages.push(user_message);
1611
1612 let task = cx.spawn({
1613 |this, mut cx| async move {
1614 let assistant_message_id = assistant_message.id;
1615 let stream_completion = async {
1616 let mut messages = stream.await?;
1617
1618 while let Some(message) = messages.next().await {
1619 let text = message?;
1620
1621 this.update(&mut cx, |this, cx| {
1622 let message_ix = this
1623 .message_anchors
1624 .iter()
1625 .position(|message| message.id == assistant_message_id)?;
1626 this.buffer.update(cx, |buffer, cx| {
1627 let offset = this.message_anchors[message_ix + 1..]
1628 .iter()
1629 .find(|message| message.start.is_valid(buffer))
1630 .map_or(buffer.len(), |message| {
1631 message.start.to_offset(buffer).saturating_sub(1)
1632 });
1633 buffer.edit([(offset..offset, text)], None, cx);
1634 });
1635 cx.emit(ConversationEvent::StreamedCompletion);
1636
1637 Some(())
1638 })?;
1639 smol::future::yield_now().await;
1640 }
1641
1642 this.update(&mut cx, |this, cx| {
1643 this.pending_completions
1644 .retain(|completion| completion.id != this.completion_count);
1645 this.summarize(cx);
1646 })?;
1647
1648 anyhow::Ok(())
1649 };
1650
1651 let result = stream_completion.await;
1652
1653 this.update(&mut cx, |this, cx| {
1654 if let Some(metadata) =
1655 this.messages_metadata.get_mut(&assistant_message.id)
1656 {
1657 match result {
1658 Ok(_) => {
1659 metadata.status = MessageStatus::Done;
1660 }
1661 Err(error) => {
1662 metadata.status = MessageStatus::Error(SharedString::from(
1663 error.to_string().trim().to_string(),
1664 ));
1665 }
1666 }
1667 cx.notify();
1668 }
1669 })
1670 .ok();
1671 }
1672 });
1673
1674 self.pending_completions.push(PendingCompletion {
1675 id: post_inc(&mut self.completion_count),
1676 _task: task,
1677 });
1678 }
1679
1680 user_messages
1681 }
1682
1683 fn cancel_last_assist(&mut self) -> bool {
1684 self.pending_completions.pop().is_some()
1685 }
1686
1687 fn cycle_message_roles(&mut self, ids: HashSet<MessageId>, cx: &mut ModelContext<Self>) {
1688 for id in ids {
1689 if let Some(metadata) = self.messages_metadata.get_mut(&id) {
1690 metadata.role.cycle();
1691 cx.emit(ConversationEvent::MessagesEdited);
1692 cx.notify();
1693 }
1694 }
1695 }
1696
1697 fn insert_message_after(
1698 &mut self,
1699 message_id: MessageId,
1700 role: Role,
1701 status: MessageStatus,
1702 cx: &mut ModelContext<Self>,
1703 ) -> Option<MessageAnchor> {
1704 if let Some(prev_message_ix) = self
1705 .message_anchors
1706 .iter()
1707 .position(|message| message.id == message_id)
1708 {
1709 // Find the next valid message after the one we were given.
1710 let mut next_message_ix = prev_message_ix + 1;
1711 while let Some(next_message) = self.message_anchors.get(next_message_ix) {
1712 if next_message.start.is_valid(self.buffer.read(cx)) {
1713 break;
1714 }
1715 next_message_ix += 1;
1716 }
1717
1718 let start = self.buffer.update(cx, |buffer, cx| {
1719 let offset = self
1720 .message_anchors
1721 .get(next_message_ix)
1722 .map_or(buffer.len(), |message| message.start.to_offset(buffer) - 1);
1723 buffer.edit([(offset..offset, "\n")], None, cx);
1724 buffer.anchor_before(offset + 1)
1725 });
1726 let message = MessageAnchor {
1727 id: MessageId(post_inc(&mut self.next_message_id.0)),
1728 start,
1729 };
1730 self.message_anchors
1731 .insert(next_message_ix, message.clone());
1732 self.messages_metadata.insert(
1733 message.id,
1734 MessageMetadata {
1735 role,
1736 sent_at: Local::now(),
1737 status,
1738 },
1739 );
1740 cx.emit(ConversationEvent::MessagesEdited);
1741 Some(message)
1742 } else {
1743 None
1744 }
1745 }
1746
1747 fn split_message(
1748 &mut self,
1749 range: Range<usize>,
1750 cx: &mut ModelContext<Self>,
1751 ) -> (Option<MessageAnchor>, Option<MessageAnchor>) {
1752 let start_message = self.message_for_offset(range.start, cx);
1753 let end_message = self.message_for_offset(range.end, cx);
1754 if let Some((start_message, end_message)) = start_message.zip(end_message) {
1755 // Prevent splitting when range spans multiple messages.
1756 if start_message.id != end_message.id {
1757 return (None, None);
1758 }
1759
1760 let message = start_message;
1761 let role = message.role;
1762 let mut edited_buffer = false;
1763
1764 let mut suffix_start = None;
1765 if range.start > message.offset_range.start && range.end < message.offset_range.end - 1
1766 {
1767 if self.buffer.read(cx).chars_at(range.end).next() == Some('\n') {
1768 suffix_start = Some(range.end + 1);
1769 } else if self.buffer.read(cx).reversed_chars_at(range.end).next() == Some('\n') {
1770 suffix_start = Some(range.end);
1771 }
1772 }
1773
1774 let suffix = if let Some(suffix_start) = suffix_start {
1775 MessageAnchor {
1776 id: MessageId(post_inc(&mut self.next_message_id.0)),
1777 start: self.buffer.read(cx).anchor_before(suffix_start),
1778 }
1779 } else {
1780 self.buffer.update(cx, |buffer, cx| {
1781 buffer.edit([(range.end..range.end, "\n")], None, cx);
1782 });
1783 edited_buffer = true;
1784 MessageAnchor {
1785 id: MessageId(post_inc(&mut self.next_message_id.0)),
1786 start: self.buffer.read(cx).anchor_before(range.end + 1),
1787 }
1788 };
1789
1790 self.message_anchors
1791 .insert(message.index_range.end + 1, suffix.clone());
1792 self.messages_metadata.insert(
1793 suffix.id,
1794 MessageMetadata {
1795 role,
1796 sent_at: Local::now(),
1797 status: MessageStatus::Done,
1798 },
1799 );
1800
1801 let new_messages =
1802 if range.start == range.end || range.start == message.offset_range.start {
1803 (None, Some(suffix))
1804 } else {
1805 let mut prefix_end = None;
1806 if range.start > message.offset_range.start
1807 && range.end < message.offset_range.end - 1
1808 {
1809 if self.buffer.read(cx).chars_at(range.start).next() == Some('\n') {
1810 prefix_end = Some(range.start + 1);
1811 } else if self.buffer.read(cx).reversed_chars_at(range.start).next()
1812 == Some('\n')
1813 {
1814 prefix_end = Some(range.start);
1815 }
1816 }
1817
1818 let selection = if let Some(prefix_end) = prefix_end {
1819 cx.emit(ConversationEvent::MessagesEdited);
1820 MessageAnchor {
1821 id: MessageId(post_inc(&mut self.next_message_id.0)),
1822 start: self.buffer.read(cx).anchor_before(prefix_end),
1823 }
1824 } else {
1825 self.buffer.update(cx, |buffer, cx| {
1826 buffer.edit([(range.start..range.start, "\n")], None, cx)
1827 });
1828 edited_buffer = true;
1829 MessageAnchor {
1830 id: MessageId(post_inc(&mut self.next_message_id.0)),
1831 start: self.buffer.read(cx).anchor_before(range.end + 1),
1832 }
1833 };
1834
1835 self.message_anchors
1836 .insert(message.index_range.end + 1, selection.clone());
1837 self.messages_metadata.insert(
1838 selection.id,
1839 MessageMetadata {
1840 role,
1841 sent_at: Local::now(),
1842 status: MessageStatus::Done,
1843 },
1844 );
1845 (Some(selection), Some(suffix))
1846 };
1847
1848 if !edited_buffer {
1849 cx.emit(ConversationEvent::MessagesEdited);
1850 }
1851 new_messages
1852 } else {
1853 (None, None)
1854 }
1855 }
1856
1857 fn summarize(&mut self, cx: &mut ModelContext<Self>) {
1858 if self.message_anchors.len() >= 2 && self.summary.is_none() {
1859 if !self.completion_provider.has_credentials() {
1860 return;
1861 }
1862
1863 let messages = self
1864 .messages(cx)
1865 .take(2)
1866 .map(|message| message.to_open_ai_message(self.buffer.read(cx)))
1867 .chain(Some(RequestMessage {
1868 role: Role::User,
1869 content: "Summarize the conversation into a short title without punctuation"
1870 .into(),
1871 }));
1872 let request: Box<dyn CompletionRequest> = Box::new(OpenAIRequest {
1873 model: self.model.full_name().to_string(),
1874 messages: messages.collect(),
1875 stream: true,
1876 stop: vec![],
1877 temperature: 1.0,
1878 });
1879
1880 let stream = self.completion_provider.complete(request);
1881 self.pending_summary = cx.spawn(|this, mut cx| {
1882 async move {
1883 let mut messages = stream.await?;
1884
1885 while let Some(message) = messages.next().await {
1886 let text = message?;
1887 this.update(&mut cx, |this, cx| {
1888 this.summary
1889 .get_or_insert(Default::default())
1890 .text
1891 .push_str(&text);
1892 cx.emit(ConversationEvent::SummaryChanged);
1893 })?;
1894 }
1895
1896 this.update(&mut cx, |this, cx| {
1897 if let Some(summary) = this.summary.as_mut() {
1898 summary.done = true;
1899 cx.emit(ConversationEvent::SummaryChanged);
1900 }
1901 })?;
1902
1903 anyhow::Ok(())
1904 }
1905 .log_err()
1906 });
1907 }
1908 }
1909
1910 fn message_for_offset(&self, offset: usize, cx: &AppContext) -> Option<Message> {
1911 self.messages_for_offsets([offset], cx).pop()
1912 }
1913
1914 fn messages_for_offsets(
1915 &self,
1916 offsets: impl IntoIterator<Item = usize>,
1917 cx: &AppContext,
1918 ) -> Vec<Message> {
1919 let mut result = Vec::new();
1920
1921 let mut messages = self.messages(cx).peekable();
1922 let mut offsets = offsets.into_iter().peekable();
1923 let mut current_message = messages.next();
1924 while let Some(offset) = offsets.next() {
1925 // Locate the message that contains the offset.
1926 while current_message.as_ref().map_or(false, |message| {
1927 !message.offset_range.contains(&offset) && messages.peek().is_some()
1928 }) {
1929 current_message = messages.next();
1930 }
1931 let Some(message) = current_message.as_ref() else {
1932 break;
1933 };
1934
1935 // Skip offsets that are in the same message.
1936 while offsets.peek().map_or(false, |offset| {
1937 message.offset_range.contains(offset) || messages.peek().is_none()
1938 }) {
1939 offsets.next();
1940 }
1941
1942 result.push(message.clone());
1943 }
1944 result
1945 }
1946
1947 fn messages<'a>(&'a self, cx: &'a AppContext) -> impl 'a + Iterator<Item = Message> {
1948 let buffer = self.buffer.read(cx);
1949 let mut message_anchors = self.message_anchors.iter().enumerate().peekable();
1950 iter::from_fn(move || {
1951 while let Some((start_ix, message_anchor)) = message_anchors.next() {
1952 let metadata = self.messages_metadata.get(&message_anchor.id)?;
1953 let message_start = message_anchor.start.to_offset(buffer);
1954 let mut message_end = None;
1955 let mut end_ix = start_ix;
1956 while let Some((_, next_message)) = message_anchors.peek() {
1957 if next_message.start.is_valid(buffer) {
1958 message_end = Some(next_message.start);
1959 break;
1960 } else {
1961 end_ix += 1;
1962 message_anchors.next();
1963 }
1964 }
1965 let message_end = message_end
1966 .unwrap_or(language::Anchor::MAX)
1967 .to_offset(buffer);
1968 return Some(Message {
1969 index_range: start_ix..end_ix,
1970 offset_range: message_start..message_end,
1971 id: message_anchor.id,
1972 anchor: message_anchor.start,
1973 role: metadata.role,
1974 sent_at: metadata.sent_at,
1975 status: metadata.status.clone(),
1976 });
1977 }
1978 None
1979 })
1980 }
1981
1982 fn save(
1983 &mut self,
1984 debounce: Option<Duration>,
1985 fs: Arc<dyn Fs>,
1986 cx: &mut ModelContext<Conversation>,
1987 ) {
1988 self.pending_save = cx.spawn(|this, mut cx| async move {
1989 if let Some(debounce) = debounce {
1990 cx.background_executor().timer(debounce).await;
1991 }
1992
1993 let (old_path, summary) = this.read_with(&cx, |this, _| {
1994 let path = this.path.clone();
1995 let summary = if let Some(summary) = this.summary.as_ref() {
1996 if summary.done {
1997 Some(summary.text.clone())
1998 } else {
1999 None
2000 }
2001 } else {
2002 None
2003 };
2004 (path, summary)
2005 })?;
2006
2007 if let Some(summary) = summary {
2008 let conversation = this.read_with(&cx, |this, cx| this.serialize(cx))?;
2009 let path = if let Some(old_path) = old_path {
2010 old_path
2011 } else {
2012 let mut discriminant = 1;
2013 let mut new_path;
2014 loop {
2015 new_path = CONVERSATIONS_DIR.join(&format!(
2016 "{} - {}.zed.json",
2017 summary.trim(),
2018 discriminant
2019 ));
2020 if fs.is_file(&new_path).await {
2021 discriminant += 1;
2022 } else {
2023 break;
2024 }
2025 }
2026 new_path
2027 };
2028
2029 fs.create_dir(CONVERSATIONS_DIR.as_ref()).await?;
2030 fs.atomic_write(path.clone(), serde_json::to_string(&conversation).unwrap())
2031 .await?;
2032 this.update(&mut cx, |this, _| this.path = Some(path))?;
2033 }
2034
2035 Ok(())
2036 });
2037 }
2038}
2039
2040struct PendingCompletion {
2041 id: usize,
2042 _task: Task<()>,
2043}
2044
2045enum ConversationEditorEvent {
2046 TabContentChanged,
2047}
2048
2049#[derive(Copy, Clone, Debug, PartialEq)]
2050struct ScrollPosition {
2051 offset_before_cursor: gpui::Point<f32>,
2052 cursor: Anchor,
2053}
2054
2055struct ConversationEditor {
2056 conversation: Model<Conversation>,
2057 fs: Arc<dyn Fs>,
2058 workspace: WeakView<Workspace>,
2059 editor: View<Editor>,
2060 blocks: HashSet<BlockId>,
2061 scroll_position: Option<ScrollPosition>,
2062 _subscriptions: Vec<Subscription>,
2063}
2064
2065impl ConversationEditor {
2066 fn new(
2067 completion_provider: Arc<dyn CompletionProvider>,
2068 language_registry: Arc<LanguageRegistry>,
2069 fs: Arc<dyn Fs>,
2070 workspace: WeakView<Workspace>,
2071 cx: &mut ViewContext<Self>,
2072 ) -> Self {
2073 let conversation =
2074 cx.build_model(|cx| Conversation::new(language_registry, cx, completion_provider));
2075 Self::for_conversation(conversation, fs, workspace, cx)
2076 }
2077
2078 fn for_conversation(
2079 conversation: Model<Conversation>,
2080 fs: Arc<dyn Fs>,
2081 workspace: WeakView<Workspace>,
2082 cx: &mut ViewContext<Self>,
2083 ) -> Self {
2084 let editor = cx.build_view(|cx| {
2085 let mut editor = Editor::for_buffer(conversation.read(cx).buffer.clone(), None, cx);
2086 editor.set_soft_wrap_mode(SoftWrap::EditorWidth, cx);
2087 editor.set_show_gutter(false, cx);
2088 editor.set_show_wrap_guides(false, cx);
2089 editor
2090 });
2091
2092 let _subscriptions = vec![
2093 cx.observe(&conversation, |_, _, cx| cx.notify()),
2094 cx.subscribe(&conversation, Self::handle_conversation_event),
2095 cx.subscribe(&editor, Self::handle_editor_event),
2096 ];
2097
2098 let mut this = Self {
2099 conversation,
2100 editor,
2101 blocks: Default::default(),
2102 scroll_position: None,
2103 fs,
2104 workspace,
2105 _subscriptions,
2106 };
2107 this.update_message_headers(cx);
2108 this
2109 }
2110
2111 fn assist(&mut self, _: &Assist, cx: &mut ViewContext<Self>) {
2112 report_assistant_event(
2113 self.workspace.clone(),
2114 self.conversation.read(cx).id.clone(),
2115 AssistantKind::Panel,
2116 cx,
2117 );
2118
2119 let cursors = self.cursors(cx);
2120
2121 let user_messages = self.conversation.update(cx, |conversation, cx| {
2122 let selected_messages = conversation
2123 .messages_for_offsets(cursors, cx)
2124 .into_iter()
2125 .map(|message| message.id)
2126 .collect();
2127 conversation.assist(selected_messages, cx)
2128 });
2129 let new_selections = user_messages
2130 .iter()
2131 .map(|message| {
2132 let cursor = message
2133 .start
2134 .to_offset(self.conversation.read(cx).buffer.read(cx));
2135 cursor..cursor
2136 })
2137 .collect::<Vec<_>>();
2138 if !new_selections.is_empty() {
2139 self.editor.update(cx, |editor, cx| {
2140 editor.change_selections(
2141 Some(Autoscroll::Strategy(AutoscrollStrategy::Fit)),
2142 cx,
2143 |selections| selections.select_ranges(new_selections),
2144 );
2145 });
2146 // Avoid scrolling to the new cursor position so the assistant's output is stable.
2147 cx.defer(|this, _| this.scroll_position = None);
2148 }
2149 }
2150
2151 fn cancel_last_assist(&mut self, _: &editor::Cancel, cx: &mut ViewContext<Self>) {
2152 if !self
2153 .conversation
2154 .update(cx, |conversation, _| conversation.cancel_last_assist())
2155 {
2156 cx.propagate();
2157 }
2158 }
2159
2160 fn cycle_message_role(&mut self, _: &CycleMessageRole, cx: &mut ViewContext<Self>) {
2161 let cursors = self.cursors(cx);
2162 self.conversation.update(cx, |conversation, cx| {
2163 let messages = conversation
2164 .messages_for_offsets(cursors, cx)
2165 .into_iter()
2166 .map(|message| message.id)
2167 .collect();
2168 conversation.cycle_message_roles(messages, cx)
2169 });
2170 }
2171
2172 fn cursors(&self, cx: &AppContext) -> Vec<usize> {
2173 let selections = self.editor.read(cx).selections.all::<usize>(cx);
2174 selections
2175 .into_iter()
2176 .map(|selection| selection.head())
2177 .collect()
2178 }
2179
2180 fn handle_conversation_event(
2181 &mut self,
2182 _: Model<Conversation>,
2183 event: &ConversationEvent,
2184 cx: &mut ViewContext<Self>,
2185 ) {
2186 match event {
2187 ConversationEvent::MessagesEdited => {
2188 self.update_message_headers(cx);
2189 self.conversation.update(cx, |conversation, cx| {
2190 conversation.save(Some(Duration::from_millis(500)), self.fs.clone(), cx);
2191 });
2192 }
2193 ConversationEvent::SummaryChanged => {
2194 cx.emit(ConversationEditorEvent::TabContentChanged);
2195 self.conversation.update(cx, |conversation, cx| {
2196 conversation.save(None, self.fs.clone(), cx);
2197 });
2198 }
2199 ConversationEvent::StreamedCompletion => {
2200 self.editor.update(cx, |editor, cx| {
2201 if let Some(scroll_position) = self.scroll_position {
2202 let snapshot = editor.snapshot(cx);
2203 let cursor_point = scroll_position.cursor.to_display_point(&snapshot);
2204 let scroll_top =
2205 cursor_point.row() as f32 - scroll_position.offset_before_cursor.y;
2206 editor.set_scroll_position(
2207 point(scroll_position.offset_before_cursor.x, scroll_top),
2208 cx,
2209 );
2210 }
2211 });
2212 }
2213 }
2214 }
2215
2216 fn handle_editor_event(
2217 &mut self,
2218 _: View<Editor>,
2219 event: &EditorEvent,
2220 cx: &mut ViewContext<Self>,
2221 ) {
2222 match event {
2223 EditorEvent::ScrollPositionChanged { autoscroll, .. } => {
2224 let cursor_scroll_position = self.cursor_scroll_position(cx);
2225 if *autoscroll {
2226 self.scroll_position = cursor_scroll_position;
2227 } else if self.scroll_position != cursor_scroll_position {
2228 self.scroll_position = None;
2229 }
2230 }
2231 EditorEvent::SelectionsChanged { .. } => {
2232 self.scroll_position = self.cursor_scroll_position(cx);
2233 }
2234 _ => {}
2235 }
2236 }
2237
2238 fn cursor_scroll_position(&self, cx: &mut ViewContext<Self>) -> Option<ScrollPosition> {
2239 self.editor.update(cx, |editor, cx| {
2240 let snapshot = editor.snapshot(cx);
2241 let cursor = editor.selections.newest_anchor().head();
2242 let cursor_row = cursor.to_display_point(&snapshot.display_snapshot).row() as f32;
2243 let scroll_position = editor
2244 .scroll_manager
2245 .anchor()
2246 .scroll_position(&snapshot.display_snapshot);
2247
2248 let scroll_bottom = scroll_position.y + editor.visible_line_count().unwrap_or(0.);
2249 if (scroll_position.y..scroll_bottom).contains(&cursor_row) {
2250 Some(ScrollPosition {
2251 cursor,
2252 offset_before_cursor: point(scroll_position.x, cursor_row - scroll_position.y),
2253 })
2254 } else {
2255 None
2256 }
2257 })
2258 }
2259
2260 fn update_message_headers(&mut self, cx: &mut ViewContext<Self>) {
2261 self.editor.update(cx, |editor, cx| {
2262 let buffer = editor.buffer().read(cx).snapshot(cx);
2263 let excerpt_id = *buffer.as_singleton().unwrap().0;
2264 let old_blocks = std::mem::take(&mut self.blocks);
2265 let new_blocks = self
2266 .conversation
2267 .read(cx)
2268 .messages(cx)
2269 .map(|message| BlockProperties {
2270 position: buffer.anchor_in_excerpt(excerpt_id, message.anchor),
2271 height: 2,
2272 style: BlockStyle::Sticky,
2273 render: Arc::new({
2274 let conversation = self.conversation.clone();
2275 move |_cx| {
2276 let message_id = message.id;
2277 let sender = ButtonLike::new("role")
2278 .child(match message.role {
2279 Role::User => Label::new("You").color(Color::Default),
2280 Role::Assistant => {
2281 Label::new("Assistant").color(Color::Modified)
2282 }
2283 Role::System => Label::new("System").color(Color::Warning),
2284 })
2285 .tooltip(|cx| {
2286 Tooltip::with_meta(
2287 "Toggle message role",
2288 None,
2289 "Available roles: You (User), Assistant, System",
2290 cx,
2291 )
2292 })
2293 .on_click({
2294 let conversation = conversation.clone();
2295 move |_, cx| {
2296 conversation.update(cx, |conversation, cx| {
2297 conversation.cycle_message_roles(
2298 HashSet::from_iter(Some(message_id)),
2299 cx,
2300 )
2301 })
2302 }
2303 });
2304
2305 h_stack()
2306 .id(("message_header", message_id.0))
2307 .h_11()
2308 .gap_1()
2309 .p_1()
2310 .child(sender)
2311 // TODO: Only show this if the message if the message has been sent
2312 .child(
2313 Label::new(
2314 FormatDistance::from_now(DateTimeType::Local(
2315 message.sent_at,
2316 ))
2317 .hide_prefix(true)
2318 .add_suffix(true)
2319 .to_string(),
2320 )
2321 .color(Color::Muted),
2322 )
2323 .children(
2324 if let MessageStatus::Error(error) = message.status.clone() {
2325 Some(
2326 div()
2327 .id("error")
2328 .tooltip(move |cx| Tooltip::text(error.clone(), cx))
2329 .child(IconElement::new(Icon::XCircle)),
2330 )
2331 } else {
2332 None
2333 },
2334 )
2335 .into_any_element()
2336 }
2337 }),
2338 disposition: BlockDisposition::Above,
2339 })
2340 .collect::<Vec<_>>();
2341
2342 editor.remove_blocks(old_blocks, None, cx);
2343 let ids = editor.insert_blocks(new_blocks, None, cx);
2344 self.blocks = HashSet::from_iter(ids);
2345 });
2346 }
2347
2348 fn quote_selection(
2349 workspace: &mut Workspace,
2350 _: &QuoteSelection,
2351 cx: &mut ViewContext<Workspace>,
2352 ) {
2353 let Some(panel) = workspace.panel::<AssistantPanel>(cx) else {
2354 return;
2355 };
2356 let Some(editor) = workspace
2357 .active_item(cx)
2358 .and_then(|item| item.act_as::<Editor>(cx))
2359 else {
2360 return;
2361 };
2362
2363 let editor = editor.read(cx);
2364 let range = editor.selections.newest::<usize>(cx).range();
2365 let buffer = editor.buffer().read(cx).snapshot(cx);
2366 let start_language = buffer.language_at(range.start);
2367 let end_language = buffer.language_at(range.end);
2368 let language_name = if start_language == end_language {
2369 start_language.map(|language| language.name())
2370 } else {
2371 None
2372 };
2373 let language_name = language_name.as_deref().unwrap_or("").to_lowercase();
2374
2375 let selected_text = buffer.text_for_range(range).collect::<String>();
2376 let text = if selected_text.is_empty() {
2377 None
2378 } else {
2379 Some(if language_name == "markdown" {
2380 selected_text
2381 .lines()
2382 .map(|line| format!("> {}", line))
2383 .collect::<Vec<_>>()
2384 .join("\n")
2385 } else {
2386 format!("```{language_name}\n{selected_text}\n```")
2387 })
2388 };
2389
2390 // Activate the panel
2391 if !panel.focus_handle(cx).contains_focused(cx) {
2392 workspace.toggle_panel_focus::<AssistantPanel>(cx);
2393 }
2394
2395 if let Some(text) = text {
2396 panel.update(cx, |panel, cx| {
2397 let conversation = panel
2398 .active_editor()
2399 .cloned()
2400 .unwrap_or_else(|| panel.new_conversation(cx));
2401 conversation.update(cx, |conversation, cx| {
2402 conversation
2403 .editor
2404 .update(cx, |editor, cx| editor.insert(&text, cx))
2405 });
2406 });
2407 }
2408 }
2409
2410 fn copy(&mut self, _: &editor::Copy, cx: &mut ViewContext<Self>) {
2411 let editor = self.editor.read(cx);
2412 let conversation = self.conversation.read(cx);
2413 if editor.selections.count() == 1 {
2414 let selection = editor.selections.newest::<usize>(cx);
2415 let mut copied_text = String::new();
2416 let mut spanned_messages = 0;
2417 for message in conversation.messages(cx) {
2418 if message.offset_range.start >= selection.range().end {
2419 break;
2420 } else if message.offset_range.end >= selection.range().start {
2421 let range = cmp::max(message.offset_range.start, selection.range().start)
2422 ..cmp::min(message.offset_range.end, selection.range().end);
2423 if !range.is_empty() {
2424 spanned_messages += 1;
2425 write!(&mut copied_text, "## {}\n\n", message.role).unwrap();
2426 for chunk in conversation.buffer.read(cx).text_for_range(range) {
2427 copied_text.push_str(&chunk);
2428 }
2429 copied_text.push('\n');
2430 }
2431 }
2432 }
2433
2434 if spanned_messages > 1 {
2435 cx.write_to_clipboard(ClipboardItem::new(copied_text));
2436 return;
2437 }
2438 }
2439
2440 cx.propagate();
2441 }
2442
2443 fn split(&mut self, _: &Split, cx: &mut ViewContext<Self>) {
2444 self.conversation.update(cx, |conversation, cx| {
2445 let selections = self.editor.read(cx).selections.disjoint_anchors();
2446 for selection in selections.into_iter() {
2447 let buffer = self.editor.read(cx).buffer().read(cx).snapshot(cx);
2448 let range = selection
2449 .map(|endpoint| endpoint.to_offset(&buffer))
2450 .range();
2451 conversation.split_message(range, cx);
2452 }
2453 });
2454 }
2455
2456 fn save(&mut self, _: &Save, cx: &mut ViewContext<Self>) {
2457 self.conversation.update(cx, |conversation, cx| {
2458 conversation.save(None, self.fs.clone(), cx)
2459 });
2460 }
2461
2462 fn cycle_model(&mut self, cx: &mut ViewContext<Self>) {
2463 self.conversation.update(cx, |conversation, cx| {
2464 let new_model = conversation.model.cycle();
2465 conversation.set_model(new_model, cx);
2466 });
2467 }
2468
2469 fn title(&self, cx: &AppContext) -> String {
2470 self.conversation
2471 .read(cx)
2472 .summary
2473 .as_ref()
2474 .map(|summary| summary.text.clone())
2475 .unwrap_or_else(|| "New Conversation".into())
2476 }
2477
2478 fn render_current_model(&self, cx: &mut ViewContext<Self>) -> impl IntoElement {
2479 Button::new(
2480 "current_model",
2481 self.conversation.read(cx).model.short_name(),
2482 )
2483 .style(ButtonStyle::Filled)
2484 .tooltip(move |cx| Tooltip::text("Change Model", cx))
2485 .on_click(cx.listener(|this, _, cx| this.cycle_model(cx)))
2486 }
2487
2488 fn render_remaining_tokens(&self, cx: &mut ViewContext<Self>) -> Option<impl IntoElement> {
2489 let remaining_tokens = self.conversation.read(cx).remaining_tokens()?;
2490 let remaining_tokens_color = if remaining_tokens <= 0 {
2491 Color::Error
2492 } else if remaining_tokens <= 500 {
2493 Color::Warning
2494 } else {
2495 Color::Default
2496 };
2497 Some(Label::new(remaining_tokens.to_string()).color(remaining_tokens_color))
2498 }
2499}
2500
2501impl EventEmitter<ConversationEditorEvent> for ConversationEditor {}
2502
2503impl Render for ConversationEditor {
2504 type Element = Div;
2505
2506 fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element {
2507 div()
2508 .key_context("ConversationEditor")
2509 .capture_action(cx.listener(ConversationEditor::cancel_last_assist))
2510 .capture_action(cx.listener(ConversationEditor::save))
2511 .capture_action(cx.listener(ConversationEditor::copy))
2512 .capture_action(cx.listener(ConversationEditor::cycle_message_role))
2513 .on_action(cx.listener(ConversationEditor::assist))
2514 .on_action(cx.listener(ConversationEditor::split))
2515 .size_full()
2516 .relative()
2517 .child(
2518 div()
2519 .size_full()
2520 .pl_2()
2521 .bg(cx.theme().colors().editor_background)
2522 .child(self.editor.clone()),
2523 )
2524 .child(
2525 h_stack()
2526 .absolute()
2527 .gap_1()
2528 .top_3()
2529 .right_5()
2530 .child(self.render_current_model(cx))
2531 .children(self.render_remaining_tokens(cx)),
2532 )
2533 }
2534}
2535
2536impl FocusableView for ConversationEditor {
2537 fn focus_handle(&self, cx: &AppContext) -> FocusHandle {
2538 self.editor.focus_handle(cx)
2539 }
2540}
2541
2542#[derive(Clone, Debug)]
2543struct MessageAnchor {
2544 id: MessageId,
2545 start: language::Anchor,
2546}
2547
2548#[derive(Clone, Debug)]
2549pub struct Message {
2550 offset_range: Range<usize>,
2551 index_range: Range<usize>,
2552 id: MessageId,
2553 anchor: language::Anchor,
2554 role: Role,
2555 sent_at: DateTime<Local>,
2556 status: MessageStatus,
2557}
2558
2559impl Message {
2560 fn to_open_ai_message(&self, buffer: &Buffer) -> RequestMessage {
2561 let content = buffer
2562 .text_for_range(self.offset_range.clone())
2563 .collect::<String>();
2564 RequestMessage {
2565 role: self.role,
2566 content: content.trim_end().into(),
2567 }
2568 }
2569}
2570
2571enum InlineAssistantEvent {
2572 Confirmed {
2573 prompt: String,
2574 include_conversation: bool,
2575 retrieve_context: bool,
2576 },
2577 Canceled,
2578 Dismissed,
2579 IncludeConversationToggled {
2580 include_conversation: bool,
2581 },
2582 RetrieveContextToggled {
2583 retrieve_context: bool,
2584 },
2585}
2586
2587struct InlineAssistant {
2588 id: usize,
2589 prompt_editor: View<Editor>,
2590 workspace: WeakView<Workspace>,
2591 confirmed: bool,
2592 include_conversation: bool,
2593 measurements: Rc<Cell<BlockMeasurements>>,
2594 prompt_history: VecDeque<String>,
2595 prompt_history_ix: Option<usize>,
2596 pending_prompt: String,
2597 codegen: Model<Codegen>,
2598 _subscriptions: Vec<Subscription>,
2599 retrieve_context: bool,
2600 semantic_index: Option<Model<SemanticIndex>>,
2601 semantic_permissioned: Option<bool>,
2602 project: WeakModel<Project>,
2603 maintain_rate_limit: Option<Task<()>>,
2604}
2605
2606impl EventEmitter<InlineAssistantEvent> for InlineAssistant {}
2607
2608impl Render for InlineAssistant {
2609 type Element = Div;
2610
2611 fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element {
2612 let measurements = self.measurements.get();
2613 h_stack()
2614 .w_full()
2615 .py_2()
2616 .border_y_1()
2617 .border_color(cx.theme().colors().border)
2618 .on_action(cx.listener(Self::confirm))
2619 .on_action(cx.listener(Self::cancel))
2620 .on_action(cx.listener(Self::toggle_include_conversation))
2621 .on_action(cx.listener(Self::toggle_retrieve_context))
2622 .on_action(cx.listener(Self::move_up))
2623 .on_action(cx.listener(Self::move_down))
2624 .child(
2625 h_stack()
2626 .justify_center()
2627 .w(measurements.gutter_width)
2628 .child(
2629 IconButton::new("include_conversation", Icon::Ai)
2630 .on_click(cx.listener(|this, _, cx| {
2631 this.toggle_include_conversation(&ToggleIncludeConversation, cx)
2632 }))
2633 .selected(self.include_conversation)
2634 .tooltip(|cx| {
2635 Tooltip::for_action(
2636 "Include Conversation",
2637 &ToggleIncludeConversation,
2638 cx,
2639 )
2640 }),
2641 )
2642 .children(if SemanticIndex::enabled(cx) {
2643 Some(
2644 IconButton::new("retrieve_context", Icon::MagnifyingGlass)
2645 .on_click(cx.listener(|this, _, cx| {
2646 this.toggle_retrieve_context(&ToggleRetrieveContext, cx)
2647 }))
2648 .selected(self.retrieve_context)
2649 .tooltip(|cx| {
2650 Tooltip::for_action(
2651 "Retrieve Context",
2652 &ToggleRetrieveContext,
2653 cx,
2654 )
2655 }),
2656 )
2657 } else {
2658 None
2659 })
2660 .children(if let Some(error) = self.codegen.read(cx).error() {
2661 let error_message = SharedString::from(error.to_string());
2662 Some(
2663 div()
2664 .id("error")
2665 .tooltip(move |cx| Tooltip::text(error_message.clone(), cx))
2666 .child(IconElement::new(Icon::XCircle).color(Color::Error)),
2667 )
2668 } else {
2669 None
2670 }),
2671 )
2672 .child(
2673 h_stack()
2674 .w_full()
2675 .ml(measurements.anchor_x - measurements.gutter_width)
2676 .child(self.render_prompt_editor(cx)),
2677 )
2678 .children(if self.retrieve_context {
2679 self.retrieve_context_status(cx)
2680 } else {
2681 None
2682 })
2683 }
2684}
2685
2686impl FocusableView for InlineAssistant {
2687 fn focus_handle(&self, cx: &AppContext) -> FocusHandle {
2688 self.prompt_editor.focus_handle(cx)
2689 }
2690}
2691
2692impl InlineAssistant {
2693 fn new(
2694 id: usize,
2695 measurements: Rc<Cell<BlockMeasurements>>,
2696 include_conversation: bool,
2697 prompt_history: VecDeque<String>,
2698 codegen: Model<Codegen>,
2699 workspace: WeakView<Workspace>,
2700 cx: &mut ViewContext<Self>,
2701 retrieve_context: bool,
2702 semantic_index: Option<Model<SemanticIndex>>,
2703 project: Model<Project>,
2704 ) -> Self {
2705 let prompt_editor = cx.build_view(|cx| {
2706 let mut editor = Editor::single_line(cx);
2707 let placeholder = match codegen.read(cx).kind() {
2708 CodegenKind::Transform { .. } => "Enter transformation prompt…",
2709 CodegenKind::Generate { .. } => "Enter generation prompt…",
2710 };
2711 editor.set_placeholder_text(placeholder, cx);
2712 editor
2713 });
2714 cx.focus_view(&prompt_editor);
2715
2716 let mut subscriptions = vec![
2717 cx.observe(&codegen, Self::handle_codegen_changed),
2718 cx.subscribe(&prompt_editor, Self::handle_prompt_editor_events),
2719 ];
2720
2721 if let Some(semantic_index) = semantic_index.clone() {
2722 subscriptions.push(cx.observe(&semantic_index, Self::semantic_index_changed));
2723 }
2724
2725 let assistant = Self {
2726 id,
2727 prompt_editor,
2728 workspace,
2729 confirmed: false,
2730 include_conversation,
2731 measurements,
2732 prompt_history,
2733 prompt_history_ix: None,
2734 pending_prompt: String::new(),
2735 codegen,
2736 _subscriptions: subscriptions,
2737 retrieve_context,
2738 semantic_permissioned: None,
2739 semantic_index,
2740 project: project.downgrade(),
2741 maintain_rate_limit: None,
2742 };
2743
2744 assistant.index_project(cx).log_err();
2745
2746 assistant
2747 }
2748
2749 fn semantic_permissioned(&self, cx: &mut ViewContext<Self>) -> Task<Result<bool>> {
2750 if let Some(value) = self.semantic_permissioned {
2751 return Task::ready(Ok(value));
2752 }
2753
2754 let Some(project) = self.project.upgrade() else {
2755 return Task::ready(Err(anyhow!("project was dropped")));
2756 };
2757
2758 self.semantic_index
2759 .as_ref()
2760 .map(|semantic| {
2761 semantic.update(cx, |this, cx| this.project_previously_indexed(&project, cx))
2762 })
2763 .unwrap_or(Task::ready(Ok(false)))
2764 }
2765
2766 fn handle_prompt_editor_events(
2767 &mut self,
2768 _: View<Editor>,
2769 event: &EditorEvent,
2770 cx: &mut ViewContext<Self>,
2771 ) {
2772 if let EditorEvent::Edited = event {
2773 self.pending_prompt = self.prompt_editor.read(cx).text(cx);
2774 cx.notify();
2775 }
2776 }
2777
2778 fn semantic_index_changed(
2779 &mut self,
2780 semantic_index: Model<SemanticIndex>,
2781 cx: &mut ViewContext<Self>,
2782 ) {
2783 let Some(project) = self.project.upgrade() else {
2784 return;
2785 };
2786
2787 let status = semantic_index.read(cx).status(&project);
2788 match status {
2789 SemanticIndexStatus::Indexing {
2790 rate_limit_expiry: Some(_),
2791 ..
2792 } => {
2793 if self.maintain_rate_limit.is_none() {
2794 self.maintain_rate_limit = Some(cx.spawn(|this, mut cx| async move {
2795 loop {
2796 cx.background_executor().timer(Duration::from_secs(1)).await;
2797 this.update(&mut cx, |_, cx| cx.notify()).log_err();
2798 }
2799 }));
2800 }
2801 return;
2802 }
2803 _ => {
2804 self.maintain_rate_limit = None;
2805 }
2806 }
2807 }
2808
2809 fn handle_codegen_changed(&mut self, _: Model<Codegen>, cx: &mut ViewContext<Self>) {
2810 let is_read_only = !self.codegen.read(cx).idle();
2811 self.prompt_editor.update(cx, |editor, _cx| {
2812 let was_read_only = editor.read_only();
2813 if was_read_only != is_read_only {
2814 if is_read_only {
2815 editor.set_read_only(true);
2816 } else {
2817 self.confirmed = false;
2818 editor.set_read_only(false);
2819 }
2820 }
2821 });
2822 cx.notify();
2823 }
2824
2825 fn cancel(&mut self, _: &editor::Cancel, cx: &mut ViewContext<Self>) {
2826 cx.emit(InlineAssistantEvent::Canceled);
2827 }
2828
2829 fn confirm(&mut self, _: &menu::Confirm, cx: &mut ViewContext<Self>) {
2830 if self.confirmed {
2831 cx.emit(InlineAssistantEvent::Dismissed);
2832 } else {
2833 report_assistant_event(self.workspace.clone(), None, AssistantKind::Inline, cx);
2834
2835 let prompt = self.prompt_editor.read(cx).text(cx);
2836 self.prompt_editor
2837 .update(cx, |editor, _cx| editor.set_read_only(true));
2838 cx.emit(InlineAssistantEvent::Confirmed {
2839 prompt,
2840 include_conversation: self.include_conversation,
2841 retrieve_context: self.retrieve_context,
2842 });
2843 self.confirmed = true;
2844 cx.notify();
2845 }
2846 }
2847
2848 fn toggle_retrieve_context(&mut self, _: &ToggleRetrieveContext, cx: &mut ViewContext<Self>) {
2849 let semantic_permissioned = self.semantic_permissioned(cx);
2850
2851 let Some(project) = self.project.upgrade() else {
2852 return;
2853 };
2854
2855 let project_name = project
2856 .read(cx)
2857 .worktree_root_names(cx)
2858 .collect::<Vec<&str>>()
2859 .join("/");
2860 let is_plural = project_name.chars().filter(|letter| *letter == '/').count() > 0;
2861 let prompt_text = format!("Would you like to index the '{}' project{} for context retrieval? This requires sending code to the OpenAI API", project_name,
2862 if is_plural {
2863 "s"
2864 } else {""});
2865
2866 cx.spawn(|this, mut cx| async move {
2867 // If Necessary prompt user
2868 if !semantic_permissioned.await.unwrap_or(false) {
2869 let answer = this.update(&mut cx, |_, cx| {
2870 cx.prompt(
2871 PromptLevel::Info,
2872 prompt_text.as_str(),
2873 &["Continue", "Cancel"],
2874 )
2875 })?;
2876
2877 if answer.await? == 0 {
2878 this.update(&mut cx, |this, _| {
2879 this.semantic_permissioned = Some(true);
2880 })?;
2881 } else {
2882 return anyhow::Ok(());
2883 }
2884 }
2885
2886 // If permissioned, update context appropriately
2887 this.update(&mut cx, |this, cx| {
2888 this.retrieve_context = !this.retrieve_context;
2889
2890 cx.emit(InlineAssistantEvent::RetrieveContextToggled {
2891 retrieve_context: this.retrieve_context,
2892 });
2893
2894 if this.retrieve_context {
2895 this.index_project(cx).log_err();
2896 }
2897
2898 cx.notify();
2899 })?;
2900
2901 anyhow::Ok(())
2902 })
2903 .detach_and_log_err(cx);
2904 }
2905
2906 fn index_project(&self, cx: &mut ViewContext<Self>) -> anyhow::Result<()> {
2907 let Some(project) = self.project.upgrade() else {
2908 return Err(anyhow!("project was dropped!"));
2909 };
2910
2911 let semantic_permissioned = self.semantic_permissioned(cx);
2912 if let Some(semantic_index) = SemanticIndex::global(cx) {
2913 cx.spawn(|_, mut cx| async move {
2914 // This has to be updated to accomodate for semantic_permissions
2915 if semantic_permissioned.await.unwrap_or(false) {
2916 semantic_index
2917 .update(&mut cx, |index, cx| index.index_project(project, cx))?
2918 .await
2919 } else {
2920 Err(anyhow!("project is not permissioned for semantic indexing"))
2921 }
2922 })
2923 .detach_and_log_err(cx);
2924 }
2925
2926 anyhow::Ok(())
2927 }
2928
2929 fn retrieve_context_status(&self, cx: &mut ViewContext<Self>) -> Option<AnyElement> {
2930 let Some(project) = self.project.upgrade() else {
2931 return None;
2932 };
2933
2934 let semantic_index = SemanticIndex::global(cx)?;
2935 let status = semantic_index.update(cx, |index, _| index.status(&project));
2936 match status {
2937 SemanticIndexStatus::NotAuthenticated {} => Some(
2938 div()
2939 .id("error")
2940 .tooltip(|cx| Tooltip::text("Not Authenticated. Please ensure you have a valid 'OPENAI_API_KEY' in your environment variables.", cx))
2941 .child(IconElement::new(Icon::XCircle))
2942 .into_any_element()
2943 ),
2944
2945 SemanticIndexStatus::NotIndexed {} => Some(
2946 div()
2947 .id("error")
2948 .tooltip(|cx| Tooltip::text("Not Indexed", cx))
2949 .child(IconElement::new(Icon::XCircle))
2950 .into_any_element()
2951 ),
2952
2953 SemanticIndexStatus::Indexing {
2954 remaining_files,
2955 rate_limit_expiry,
2956 } => {
2957 let mut status_text = if remaining_files == 0 {
2958 "Indexing...".to_string()
2959 } else {
2960 format!("Remaining files to index: {remaining_files}")
2961 };
2962
2963 if let Some(rate_limit_expiry) = rate_limit_expiry {
2964 let remaining_seconds = rate_limit_expiry.duration_since(Instant::now());
2965 if remaining_seconds > Duration::from_secs(0) && remaining_files > 0 {
2966 write!(
2967 status_text,
2968 " (rate limit expires in {}s)",
2969 remaining_seconds.as_secs()
2970 )
2971 .unwrap();
2972 }
2973 }
2974
2975 let status_text = SharedString::from(status_text);
2976 Some(
2977 div()
2978 .id("update")
2979 .tooltip(move |cx| Tooltip::text(status_text.clone(), cx))
2980 .child(IconElement::new(Icon::Update).color(Color::Info))
2981 .into_any_element()
2982 )
2983 }
2984
2985 SemanticIndexStatus::Indexed {} => Some(
2986 div()
2987 .id("check")
2988 .tooltip(|cx| Tooltip::text("Index up to date", cx))
2989 .child(IconElement::new(Icon::Check).color(Color::Success))
2990 .into_any_element()
2991 ),
2992 }
2993 }
2994
2995 fn toggle_include_conversation(
2996 &mut self,
2997 _: &ToggleIncludeConversation,
2998 cx: &mut ViewContext<Self>,
2999 ) {
3000 self.include_conversation = !self.include_conversation;
3001 cx.emit(InlineAssistantEvent::IncludeConversationToggled {
3002 include_conversation: self.include_conversation,
3003 });
3004 cx.notify();
3005 }
3006
3007 fn move_up(&mut self, _: &MoveUp, cx: &mut ViewContext<Self>) {
3008 if let Some(ix) = self.prompt_history_ix {
3009 if ix > 0 {
3010 self.prompt_history_ix = Some(ix - 1);
3011 let prompt = self.prompt_history[ix - 1].clone();
3012 self.set_prompt(&prompt, cx);
3013 }
3014 } else if !self.prompt_history.is_empty() {
3015 self.prompt_history_ix = Some(self.prompt_history.len() - 1);
3016 let prompt = self.prompt_history[self.prompt_history.len() - 1].clone();
3017 self.set_prompt(&prompt, cx);
3018 }
3019 }
3020
3021 fn move_down(&mut self, _: &MoveDown, cx: &mut ViewContext<Self>) {
3022 if let Some(ix) = self.prompt_history_ix {
3023 if ix < self.prompt_history.len() - 1 {
3024 self.prompt_history_ix = Some(ix + 1);
3025 let prompt = self.prompt_history[ix + 1].clone();
3026 self.set_prompt(&prompt, cx);
3027 } else {
3028 self.prompt_history_ix = None;
3029 let pending_prompt = self.pending_prompt.clone();
3030 self.set_prompt(&pending_prompt, cx);
3031 }
3032 }
3033 }
3034
3035 fn set_prompt(&mut self, prompt: &str, cx: &mut ViewContext<Self>) {
3036 self.prompt_editor.update(cx, |editor, cx| {
3037 editor.buffer().update(cx, |buffer, cx| {
3038 let len = buffer.len(cx);
3039 buffer.edit([(0..len, prompt)], None, cx);
3040 });
3041 });
3042 }
3043
3044 fn render_prompt_editor(&self, cx: &mut ViewContext<Self>) -> impl IntoElement {
3045 let settings = ThemeSettings::get_global(cx);
3046 let text_style = TextStyle {
3047 color: if self.prompt_editor.read(cx).read_only() {
3048 cx.theme().colors().text_disabled
3049 } else {
3050 cx.theme().colors().text
3051 },
3052 font_family: settings.ui_font.family.clone(),
3053 font_features: settings.ui_font.features,
3054 font_size: rems(0.875).into(),
3055 font_weight: FontWeight::NORMAL,
3056 font_style: FontStyle::Normal,
3057 line_height: relative(1.).into(),
3058 background_color: None,
3059 underline: None,
3060 white_space: WhiteSpace::Normal,
3061 };
3062 EditorElement::new(
3063 &self.prompt_editor,
3064 EditorStyle {
3065 background: cx.theme().colors().editor_background,
3066 local_player: cx.theme().players().local(),
3067 text: text_style,
3068 ..Default::default()
3069 },
3070 )
3071 }
3072}
3073
3074// This wouldn't need to exist if we could pass parameters when rendering child views.
3075#[derive(Copy, Clone, Default)]
3076struct BlockMeasurements {
3077 anchor_x: Pixels,
3078 gutter_width: Pixels,
3079}
3080
3081struct PendingInlineAssist {
3082 editor: WeakView<Editor>,
3083 inline_assistant: Option<(BlockId, View<InlineAssistant>)>,
3084 codegen: Model<Codegen>,
3085 _subscriptions: Vec<Subscription>,
3086 project: WeakModel<Project>,
3087}
3088
3089fn merge_ranges(ranges: &mut Vec<Range<Anchor>>, buffer: &MultiBufferSnapshot) {
3090 ranges.sort_unstable_by(|a, b| {
3091 a.start
3092 .cmp(&b.start, buffer)
3093 .then_with(|| b.end.cmp(&a.end, buffer))
3094 });
3095
3096 let mut ix = 0;
3097 while ix + 1 < ranges.len() {
3098 let b = ranges[ix + 1].clone();
3099 let a = &mut ranges[ix];
3100 if a.end.cmp(&b.start, buffer).is_gt() {
3101 if a.end.cmp(&b.end, buffer).is_lt() {
3102 a.end = b.end;
3103 }
3104 ranges.remove(ix + 1);
3105 } else {
3106 ix += 1;
3107 }
3108 }
3109}
3110
3111#[cfg(test)]
3112mod tests {
3113 use super::*;
3114 use crate::MessageId;
3115 use ai::test::FakeCompletionProvider;
3116 use gpui::AppContext;
3117
3118 #[gpui::test]
3119 fn test_inserting_and_removing_messages(cx: &mut AppContext) {
3120 let settings_store = SettingsStore::test(cx);
3121 cx.set_global(settings_store);
3122 init(cx);
3123 let registry = Arc::new(LanguageRegistry::test());
3124
3125 let completion_provider = Arc::new(FakeCompletionProvider::new());
3126 let conversation =
3127 cx.build_model(|cx| Conversation::new(registry, cx, completion_provider));
3128 let buffer = conversation.read(cx).buffer.clone();
3129
3130 let message_1 = conversation.read(cx).message_anchors[0].clone();
3131 assert_eq!(
3132 messages(&conversation, cx),
3133 vec![(message_1.id, Role::User, 0..0)]
3134 );
3135
3136 let message_2 = conversation.update(cx, |conversation, cx| {
3137 conversation
3138 .insert_message_after(message_1.id, Role::Assistant, MessageStatus::Done, cx)
3139 .unwrap()
3140 });
3141 assert_eq!(
3142 messages(&conversation, cx),
3143 vec![
3144 (message_1.id, Role::User, 0..1),
3145 (message_2.id, Role::Assistant, 1..1)
3146 ]
3147 );
3148
3149 buffer.update(cx, |buffer, cx| {
3150 buffer.edit([(0..0, "1"), (1..1, "2")], None, cx)
3151 });
3152 assert_eq!(
3153 messages(&conversation, cx),
3154 vec![
3155 (message_1.id, Role::User, 0..2),
3156 (message_2.id, Role::Assistant, 2..3)
3157 ]
3158 );
3159
3160 let message_3 = conversation.update(cx, |conversation, cx| {
3161 conversation
3162 .insert_message_after(message_2.id, Role::User, MessageStatus::Done, cx)
3163 .unwrap()
3164 });
3165 assert_eq!(
3166 messages(&conversation, cx),
3167 vec![
3168 (message_1.id, Role::User, 0..2),
3169 (message_2.id, Role::Assistant, 2..4),
3170 (message_3.id, Role::User, 4..4)
3171 ]
3172 );
3173
3174 let message_4 = conversation.update(cx, |conversation, cx| {
3175 conversation
3176 .insert_message_after(message_2.id, Role::User, MessageStatus::Done, cx)
3177 .unwrap()
3178 });
3179 assert_eq!(
3180 messages(&conversation, cx),
3181 vec![
3182 (message_1.id, Role::User, 0..2),
3183 (message_2.id, Role::Assistant, 2..4),
3184 (message_4.id, Role::User, 4..5),
3185 (message_3.id, Role::User, 5..5),
3186 ]
3187 );
3188
3189 buffer.update(cx, |buffer, cx| {
3190 buffer.edit([(4..4, "C"), (5..5, "D")], None, cx)
3191 });
3192 assert_eq!(
3193 messages(&conversation, cx),
3194 vec![
3195 (message_1.id, Role::User, 0..2),
3196 (message_2.id, Role::Assistant, 2..4),
3197 (message_4.id, Role::User, 4..6),
3198 (message_3.id, Role::User, 6..7),
3199 ]
3200 );
3201
3202 // Deleting across message boundaries merges the messages.
3203 buffer.update(cx, |buffer, cx| buffer.edit([(1..4, "")], None, cx));
3204 assert_eq!(
3205 messages(&conversation, cx),
3206 vec![
3207 (message_1.id, Role::User, 0..3),
3208 (message_3.id, Role::User, 3..4),
3209 ]
3210 );
3211
3212 // Undoing the deletion should also undo the merge.
3213 buffer.update(cx, |buffer, cx| buffer.undo(cx));
3214 assert_eq!(
3215 messages(&conversation, cx),
3216 vec![
3217 (message_1.id, Role::User, 0..2),
3218 (message_2.id, Role::Assistant, 2..4),
3219 (message_4.id, Role::User, 4..6),
3220 (message_3.id, Role::User, 6..7),
3221 ]
3222 );
3223
3224 // Redoing the deletion should also redo the merge.
3225 buffer.update(cx, |buffer, cx| buffer.redo(cx));
3226 assert_eq!(
3227 messages(&conversation, cx),
3228 vec![
3229 (message_1.id, Role::User, 0..3),
3230 (message_3.id, Role::User, 3..4),
3231 ]
3232 );
3233
3234 // Ensure we can still insert after a merged message.
3235 let message_5 = conversation.update(cx, |conversation, cx| {
3236 conversation
3237 .insert_message_after(message_1.id, Role::System, MessageStatus::Done, cx)
3238 .unwrap()
3239 });
3240 assert_eq!(
3241 messages(&conversation, cx),
3242 vec![
3243 (message_1.id, Role::User, 0..3),
3244 (message_5.id, Role::System, 3..4),
3245 (message_3.id, Role::User, 4..5)
3246 ]
3247 );
3248 }
3249
3250 #[gpui::test]
3251 fn test_message_splitting(cx: &mut AppContext) {
3252 let settings_store = SettingsStore::test(cx);
3253 cx.set_global(settings_store);
3254 init(cx);
3255 let registry = Arc::new(LanguageRegistry::test());
3256 let completion_provider = Arc::new(FakeCompletionProvider::new());
3257
3258 let conversation =
3259 cx.build_model(|cx| Conversation::new(registry, cx, completion_provider));
3260 let buffer = conversation.read(cx).buffer.clone();
3261
3262 let message_1 = conversation.read(cx).message_anchors[0].clone();
3263 assert_eq!(
3264 messages(&conversation, cx),
3265 vec![(message_1.id, Role::User, 0..0)]
3266 );
3267
3268 buffer.update(cx, |buffer, cx| {
3269 buffer.edit([(0..0, "aaa\nbbb\nccc\nddd\n")], None, cx)
3270 });
3271
3272 let (_, message_2) =
3273 conversation.update(cx, |conversation, cx| conversation.split_message(3..3, cx));
3274 let message_2 = message_2.unwrap();
3275
3276 // We recycle newlines in the middle of a split message
3277 assert_eq!(buffer.read(cx).text(), "aaa\nbbb\nccc\nddd\n");
3278 assert_eq!(
3279 messages(&conversation, cx),
3280 vec![
3281 (message_1.id, Role::User, 0..4),
3282 (message_2.id, Role::User, 4..16),
3283 ]
3284 );
3285
3286 let (_, message_3) =
3287 conversation.update(cx, |conversation, cx| conversation.split_message(3..3, cx));
3288 let message_3 = message_3.unwrap();
3289
3290 // We don't recycle newlines at the end of a split message
3291 assert_eq!(buffer.read(cx).text(), "aaa\n\nbbb\nccc\nddd\n");
3292 assert_eq!(
3293 messages(&conversation, cx),
3294 vec![
3295 (message_1.id, Role::User, 0..4),
3296 (message_3.id, Role::User, 4..5),
3297 (message_2.id, Role::User, 5..17),
3298 ]
3299 );
3300
3301 let (_, message_4) =
3302 conversation.update(cx, |conversation, cx| conversation.split_message(9..9, cx));
3303 let message_4 = message_4.unwrap();
3304 assert_eq!(buffer.read(cx).text(), "aaa\n\nbbb\nccc\nddd\n");
3305 assert_eq!(
3306 messages(&conversation, cx),
3307 vec![
3308 (message_1.id, Role::User, 0..4),
3309 (message_3.id, Role::User, 4..5),
3310 (message_2.id, Role::User, 5..9),
3311 (message_4.id, Role::User, 9..17),
3312 ]
3313 );
3314
3315 let (_, message_5) =
3316 conversation.update(cx, |conversation, cx| conversation.split_message(9..9, cx));
3317 let message_5 = message_5.unwrap();
3318 assert_eq!(buffer.read(cx).text(), "aaa\n\nbbb\n\nccc\nddd\n");
3319 assert_eq!(
3320 messages(&conversation, cx),
3321 vec![
3322 (message_1.id, Role::User, 0..4),
3323 (message_3.id, Role::User, 4..5),
3324 (message_2.id, Role::User, 5..9),
3325 (message_4.id, Role::User, 9..10),
3326 (message_5.id, Role::User, 10..18),
3327 ]
3328 );
3329
3330 let (message_6, message_7) = conversation.update(cx, |conversation, cx| {
3331 conversation.split_message(14..16, cx)
3332 });
3333 let message_6 = message_6.unwrap();
3334 let message_7 = message_7.unwrap();
3335 assert_eq!(buffer.read(cx).text(), "aaa\n\nbbb\n\nccc\ndd\nd\n");
3336 assert_eq!(
3337 messages(&conversation, cx),
3338 vec![
3339 (message_1.id, Role::User, 0..4),
3340 (message_3.id, Role::User, 4..5),
3341 (message_2.id, Role::User, 5..9),
3342 (message_4.id, Role::User, 9..10),
3343 (message_5.id, Role::User, 10..14),
3344 (message_6.id, Role::User, 14..17),
3345 (message_7.id, Role::User, 17..19),
3346 ]
3347 );
3348 }
3349
3350 #[gpui::test]
3351 fn test_messages_for_offsets(cx: &mut AppContext) {
3352 let settings_store = SettingsStore::test(cx);
3353 cx.set_global(settings_store);
3354 init(cx);
3355 let registry = Arc::new(LanguageRegistry::test());
3356 let completion_provider = Arc::new(FakeCompletionProvider::new());
3357 let conversation =
3358 cx.build_model(|cx| Conversation::new(registry, cx, completion_provider));
3359 let buffer = conversation.read(cx).buffer.clone();
3360
3361 let message_1 = conversation.read(cx).message_anchors[0].clone();
3362 assert_eq!(
3363 messages(&conversation, cx),
3364 vec![(message_1.id, Role::User, 0..0)]
3365 );
3366
3367 buffer.update(cx, |buffer, cx| buffer.edit([(0..0, "aaa")], None, cx));
3368 let message_2 = conversation
3369 .update(cx, |conversation, cx| {
3370 conversation.insert_message_after(message_1.id, Role::User, MessageStatus::Done, cx)
3371 })
3372 .unwrap();
3373 buffer.update(cx, |buffer, cx| buffer.edit([(4..4, "bbb")], None, cx));
3374
3375 let message_3 = conversation
3376 .update(cx, |conversation, cx| {
3377 conversation.insert_message_after(message_2.id, Role::User, MessageStatus::Done, cx)
3378 })
3379 .unwrap();
3380 buffer.update(cx, |buffer, cx| buffer.edit([(8..8, "ccc")], None, cx));
3381
3382 assert_eq!(buffer.read(cx).text(), "aaa\nbbb\nccc");
3383 assert_eq!(
3384 messages(&conversation, cx),
3385 vec![
3386 (message_1.id, Role::User, 0..4),
3387 (message_2.id, Role::User, 4..8),
3388 (message_3.id, Role::User, 8..11)
3389 ]
3390 );
3391
3392 assert_eq!(
3393 message_ids_for_offsets(&conversation, &[0, 4, 9], cx),
3394 [message_1.id, message_2.id, message_3.id]
3395 );
3396 assert_eq!(
3397 message_ids_for_offsets(&conversation, &[0, 1, 11], cx),
3398 [message_1.id, message_3.id]
3399 );
3400
3401 let message_4 = conversation
3402 .update(cx, |conversation, cx| {
3403 conversation.insert_message_after(message_3.id, Role::User, MessageStatus::Done, cx)
3404 })
3405 .unwrap();
3406 assert_eq!(buffer.read(cx).text(), "aaa\nbbb\nccc\n");
3407 assert_eq!(
3408 messages(&conversation, cx),
3409 vec![
3410 (message_1.id, Role::User, 0..4),
3411 (message_2.id, Role::User, 4..8),
3412 (message_3.id, Role::User, 8..12),
3413 (message_4.id, Role::User, 12..12)
3414 ]
3415 );
3416 assert_eq!(
3417 message_ids_for_offsets(&conversation, &[0, 4, 8, 12], cx),
3418 [message_1.id, message_2.id, message_3.id, message_4.id]
3419 );
3420
3421 fn message_ids_for_offsets(
3422 conversation: &Model<Conversation>,
3423 offsets: &[usize],
3424 cx: &AppContext,
3425 ) -> Vec<MessageId> {
3426 conversation
3427 .read(cx)
3428 .messages_for_offsets(offsets.iter().copied(), cx)
3429 .into_iter()
3430 .map(|message| message.id)
3431 .collect()
3432 }
3433 }
3434
3435 #[gpui::test]
3436 fn test_serialization(cx: &mut AppContext) {
3437 let settings_store = SettingsStore::test(cx);
3438 cx.set_global(settings_store);
3439 init(cx);
3440 let registry = Arc::new(LanguageRegistry::test());
3441 let completion_provider = Arc::new(FakeCompletionProvider::new());
3442 let conversation =
3443 cx.build_model(|cx| Conversation::new(registry.clone(), cx, completion_provider));
3444 let buffer = conversation.read(cx).buffer.clone();
3445 let message_0 = conversation.read(cx).message_anchors[0].id;
3446 let message_1 = conversation.update(cx, |conversation, cx| {
3447 conversation
3448 .insert_message_after(message_0, Role::Assistant, MessageStatus::Done, cx)
3449 .unwrap()
3450 });
3451 let message_2 = conversation.update(cx, |conversation, cx| {
3452 conversation
3453 .insert_message_after(message_1.id, Role::System, MessageStatus::Done, cx)
3454 .unwrap()
3455 });
3456 buffer.update(cx, |buffer, cx| {
3457 buffer.edit([(0..0, "a"), (1..1, "b\nc")], None, cx);
3458 buffer.finalize_last_transaction();
3459 });
3460 let _message_3 = conversation.update(cx, |conversation, cx| {
3461 conversation
3462 .insert_message_after(message_2.id, Role::System, MessageStatus::Done, cx)
3463 .unwrap()
3464 });
3465 buffer.update(cx, |buffer, cx| buffer.undo(cx));
3466 assert_eq!(buffer.read(cx).text(), "a\nb\nc\n");
3467 assert_eq!(
3468 messages(&conversation, cx),
3469 [
3470 (message_0, Role::User, 0..2),
3471 (message_1.id, Role::Assistant, 2..6),
3472 (message_2.id, Role::System, 6..6),
3473 ]
3474 );
3475
3476 let deserialized_conversation = cx.build_model(|cx| {
3477 Conversation::deserialize(
3478 conversation.read(cx).serialize(cx),
3479 Default::default(),
3480 registry.clone(),
3481 cx,
3482 )
3483 });
3484 let deserialized_buffer = deserialized_conversation.read(cx).buffer.clone();
3485 assert_eq!(deserialized_buffer.read(cx).text(), "a\nb\nc\n");
3486 assert_eq!(
3487 messages(&deserialized_conversation, cx),
3488 [
3489 (message_0, Role::User, 0..2),
3490 (message_1.id, Role::Assistant, 2..6),
3491 (message_2.id, Role::System, 6..6),
3492 ]
3493 );
3494 }
3495
3496 fn messages(
3497 conversation: &Model<Conversation>,
3498 cx: &AppContext,
3499 ) -> Vec<(MessageId, Role, Range<usize>)> {
3500 conversation
3501 .read(cx)
3502 .messages(cx)
3503 .map(|message| (message.id, message.role, message.offset_range))
3504 .collect()
3505 }
3506}
3507
3508fn report_assistant_event(
3509 workspace: WeakView<Workspace>,
3510 conversation_id: Option<String>,
3511 assistant_kind: AssistantKind,
3512 cx: &AppContext,
3513) {
3514 let Some(workspace) = workspace.upgrade() else {
3515 return;
3516 };
3517
3518 let client = workspace.read(cx).project().read(cx).client();
3519 let telemetry = client.telemetry();
3520
3521 let model = AssistantSettings::get_global(cx)
3522 .default_open_ai_model
3523 .clone();
3524
3525 let telemetry_settings = TelemetrySettings::get_global(cx).clone();
3526
3527 telemetry.report_assistant_event(
3528 telemetry_settings,
3529 conversation_id,
3530 assistant_kind,
3531 model.full_name(),
3532 )
3533}