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 canvas, div, point, relative, rems, uniform_list, Action, AnyElement, AppContext,
33 AsyncWindowContext, AvailableSpace, ClipboardItem, Context, Div, EventEmitter, FocusHandle,
34 Focusable, FocusableView, FontStyle, FontWeight, HighlightStyle, InteractiveElement,
35 IntoElement, Model, ModelContext, ParentElement, Pixels, PromptLevel, Render, SharedString,
36 StatefulInteractiveElement, Styled, Subscription, Task, TextStyle, UniformListScrollHandle,
37 View, ViewContext, VisualContext, 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 let view = cx.view().clone();
1188 let scroll_handle = self.saved_conversations_scroll_handle.clone();
1189 let conversation_count = self.saved_conversations.len();
1190 canvas(move |bounds, cx| {
1191 uniform_list(
1192 view,
1193 "saved_conversations",
1194 conversation_count,
1195 |this, range, cx| {
1196 range
1197 .map(|ix| this.render_saved_conversation(ix, cx))
1198 .collect()
1199 },
1200 )
1201 .track_scroll(scroll_handle)
1202 .into_any_element()
1203 .draw(
1204 bounds.origin,
1205 bounds.size.map(AvailableSpace::Definite),
1206 cx,
1207 );
1208 })
1209 .size_full()
1210 .into_any_element()
1211 }),
1212 )
1213 }
1214 }
1215}
1216
1217impl Panel for AssistantPanel {
1218 fn persistent_name() -> &'static str {
1219 "AssistantPanel"
1220 }
1221
1222 fn position(&self, cx: &WindowContext) -> DockPosition {
1223 match AssistantSettings::get_global(cx).dock {
1224 AssistantDockPosition::Left => DockPosition::Left,
1225 AssistantDockPosition::Bottom => DockPosition::Bottom,
1226 AssistantDockPosition::Right => DockPosition::Right,
1227 }
1228 }
1229
1230 fn position_is_valid(&self, _: DockPosition) -> bool {
1231 true
1232 }
1233
1234 fn set_position(&mut self, position: DockPosition, cx: &mut ViewContext<Self>) {
1235 settings::update_settings_file::<AssistantSettings>(self.fs.clone(), cx, move |settings| {
1236 let dock = match position {
1237 DockPosition::Left => AssistantDockPosition::Left,
1238 DockPosition::Bottom => AssistantDockPosition::Bottom,
1239 DockPosition::Right => AssistantDockPosition::Right,
1240 };
1241 settings.dock = Some(dock);
1242 });
1243 }
1244
1245 fn size(&self, cx: &WindowContext) -> f32 {
1246 let settings = AssistantSettings::get_global(cx);
1247 match self.position(cx) {
1248 DockPosition::Left | DockPosition::Right => {
1249 self.width.unwrap_or_else(|| settings.default_width)
1250 }
1251 DockPosition::Bottom => self.height.unwrap_or_else(|| settings.default_height),
1252 }
1253 }
1254
1255 fn set_size(&mut self, size: Option<f32>, cx: &mut ViewContext<Self>) {
1256 match self.position(cx) {
1257 DockPosition::Left | DockPosition::Right => self.width = size,
1258 DockPosition::Bottom => self.height = size,
1259 }
1260 cx.notify();
1261 }
1262
1263 fn is_zoomed(&self, _: &WindowContext) -> bool {
1264 self.zoomed
1265 }
1266
1267 fn set_zoomed(&mut self, zoomed: bool, cx: &mut ViewContext<Self>) {
1268 self.zoomed = zoomed;
1269 cx.notify();
1270 }
1271
1272 fn set_active(&mut self, active: bool, cx: &mut ViewContext<Self>) {
1273 if active {
1274 self.load_credentials(cx);
1275
1276 if self.editors.is_empty() {
1277 self.new_conversation(cx);
1278 }
1279 }
1280 }
1281
1282 fn icon(&self, _cx: &WindowContext) -> Option<Icon> {
1283 Some(Icon::Ai)
1284 }
1285
1286 fn toggle_action(&self) -> Box<dyn Action> {
1287 Box::new(ToggleFocus)
1288 }
1289}
1290
1291impl EventEmitter<PanelEvent> for AssistantPanel {}
1292
1293impl FocusableView for AssistantPanel {
1294 fn focus_handle(&self, _cx: &AppContext) -> FocusHandle {
1295 self.focus_handle.clone()
1296 }
1297}
1298
1299enum ConversationEvent {
1300 MessagesEdited,
1301 SummaryChanged,
1302 StreamedCompletion,
1303}
1304
1305#[derive(Default)]
1306struct Summary {
1307 text: String,
1308 done: bool,
1309}
1310
1311struct Conversation {
1312 id: Option<String>,
1313 buffer: Model<Buffer>,
1314 message_anchors: Vec<MessageAnchor>,
1315 messages_metadata: HashMap<MessageId, MessageMetadata>,
1316 next_message_id: MessageId,
1317 summary: Option<Summary>,
1318 pending_summary: Task<Option<()>>,
1319 completion_count: usize,
1320 pending_completions: Vec<PendingCompletion>,
1321 model: OpenAIModel,
1322 token_count: Option<usize>,
1323 max_token_count: usize,
1324 pending_token_count: Task<Option<()>>,
1325 pending_save: Task<Result<()>>,
1326 path: Option<PathBuf>,
1327 _subscriptions: Vec<Subscription>,
1328 completion_provider: Arc<dyn CompletionProvider>,
1329}
1330
1331impl EventEmitter<ConversationEvent> for Conversation {}
1332
1333impl Conversation {
1334 fn new(
1335 language_registry: Arc<LanguageRegistry>,
1336 cx: &mut ModelContext<Self>,
1337 completion_provider: Arc<dyn CompletionProvider>,
1338 ) -> Self {
1339 let markdown = language_registry.language_for_name("Markdown");
1340 let buffer = cx.build_model(|cx| {
1341 let mut buffer = Buffer::new(0, cx.entity_id().as_u64(), "");
1342 buffer.set_language_registry(language_registry);
1343 cx.spawn(|buffer, mut cx| async move {
1344 let markdown = markdown.await?;
1345 buffer.update(&mut cx, |buffer: &mut Buffer, cx| {
1346 buffer.set_language(Some(markdown), cx)
1347 })?;
1348 anyhow::Ok(())
1349 })
1350 .detach_and_log_err(cx);
1351 buffer
1352 });
1353
1354 let settings = AssistantSettings::get_global(cx);
1355 let model = settings.default_open_ai_model.clone();
1356
1357 let mut this = Self {
1358 id: Some(Uuid::new_v4().to_string()),
1359 message_anchors: Default::default(),
1360 messages_metadata: Default::default(),
1361 next_message_id: Default::default(),
1362 summary: None,
1363 pending_summary: Task::ready(None),
1364 completion_count: Default::default(),
1365 pending_completions: Default::default(),
1366 token_count: None,
1367 max_token_count: tiktoken_rs::model::get_context_size(&model.full_name()),
1368 pending_token_count: Task::ready(None),
1369 model: model.clone(),
1370 _subscriptions: vec![cx.subscribe(&buffer, Self::handle_buffer_event)],
1371 pending_save: Task::ready(Ok(())),
1372 path: None,
1373 buffer,
1374 completion_provider,
1375 };
1376 let message = MessageAnchor {
1377 id: MessageId(post_inc(&mut this.next_message_id.0)),
1378 start: language::Anchor::MIN,
1379 };
1380 this.message_anchors.push(message.clone());
1381 this.messages_metadata.insert(
1382 message.id,
1383 MessageMetadata {
1384 role: Role::User,
1385 sent_at: Local::now(),
1386 status: MessageStatus::Done,
1387 },
1388 );
1389
1390 this.count_remaining_tokens(cx);
1391 this
1392 }
1393
1394 fn serialize(&self, cx: &AppContext) -> SavedConversation {
1395 SavedConversation {
1396 id: self.id.clone(),
1397 zed: "conversation".into(),
1398 version: SavedConversation::VERSION.into(),
1399 text: self.buffer.read(cx).text(),
1400 message_metadata: self.messages_metadata.clone(),
1401 messages: self
1402 .messages(cx)
1403 .map(|message| SavedMessage {
1404 id: message.id,
1405 start: message.offset_range.start,
1406 })
1407 .collect(),
1408 summary: self
1409 .summary
1410 .as_ref()
1411 .map(|summary| summary.text.clone())
1412 .unwrap_or_default(),
1413 model: self.model.clone(),
1414 }
1415 }
1416
1417 fn deserialize(
1418 saved_conversation: SavedConversation,
1419 path: PathBuf,
1420 language_registry: Arc<LanguageRegistry>,
1421 cx: &mut ModelContext<Self>,
1422 ) -> Self {
1423 let id = match saved_conversation.id {
1424 Some(id) => Some(id),
1425 None => Some(Uuid::new_v4().to_string()),
1426 };
1427 let model = saved_conversation.model;
1428 let completion_provider: Arc<dyn CompletionProvider> = Arc::new(
1429 OpenAICompletionProvider::new(model.full_name(), cx.background_executor().clone()),
1430 );
1431 completion_provider.retrieve_credentials(cx);
1432 let markdown = language_registry.language_for_name("Markdown");
1433 let mut message_anchors = Vec::new();
1434 let mut next_message_id = MessageId(0);
1435 let buffer = cx.build_model(|cx| {
1436 let mut buffer = Buffer::new(0, cx.entity_id().as_u64(), saved_conversation.text);
1437 for message in saved_conversation.messages {
1438 message_anchors.push(MessageAnchor {
1439 id: message.id,
1440 start: buffer.anchor_before(message.start),
1441 });
1442 next_message_id = cmp::max(next_message_id, MessageId(message.id.0 + 1));
1443 }
1444 buffer.set_language_registry(language_registry);
1445 cx.spawn(|buffer, mut cx| async move {
1446 let markdown = markdown.await?;
1447 buffer.update(&mut cx, |buffer: &mut Buffer, cx| {
1448 buffer.set_language(Some(markdown), cx)
1449 })?;
1450 anyhow::Ok(())
1451 })
1452 .detach_and_log_err(cx);
1453 buffer
1454 });
1455
1456 let mut this = Self {
1457 id,
1458 message_anchors,
1459 messages_metadata: saved_conversation.message_metadata,
1460 next_message_id,
1461 summary: Some(Summary {
1462 text: saved_conversation.summary,
1463 done: true,
1464 }),
1465 pending_summary: Task::ready(None),
1466 completion_count: Default::default(),
1467 pending_completions: Default::default(),
1468 token_count: None,
1469 max_token_count: tiktoken_rs::model::get_context_size(&model.full_name()),
1470 pending_token_count: Task::ready(None),
1471 model,
1472 _subscriptions: vec![cx.subscribe(&buffer, Self::handle_buffer_event)],
1473 pending_save: Task::ready(Ok(())),
1474 path: Some(path),
1475 buffer,
1476 completion_provider,
1477 };
1478 this.count_remaining_tokens(cx);
1479 this
1480 }
1481
1482 fn handle_buffer_event(
1483 &mut self,
1484 _: Model<Buffer>,
1485 event: &language::Event,
1486 cx: &mut ModelContext<Self>,
1487 ) {
1488 match event {
1489 language::Event::Edited => {
1490 self.count_remaining_tokens(cx);
1491 cx.emit(ConversationEvent::MessagesEdited);
1492 }
1493 _ => {}
1494 }
1495 }
1496
1497 fn count_remaining_tokens(&mut self, cx: &mut ModelContext<Self>) {
1498 let messages = self
1499 .messages(cx)
1500 .into_iter()
1501 .filter_map(|message| {
1502 Some(tiktoken_rs::ChatCompletionRequestMessage {
1503 role: match message.role {
1504 Role::User => "user".into(),
1505 Role::Assistant => "assistant".into(),
1506 Role::System => "system".into(),
1507 },
1508 content: Some(
1509 self.buffer
1510 .read(cx)
1511 .text_for_range(message.offset_range)
1512 .collect(),
1513 ),
1514 name: None,
1515 function_call: None,
1516 })
1517 })
1518 .collect::<Vec<_>>();
1519 let model = self.model.clone();
1520 self.pending_token_count = cx.spawn(|this, mut cx| {
1521 async move {
1522 cx.background_executor()
1523 .timer(Duration::from_millis(200))
1524 .await;
1525 let token_count = cx
1526 .background_executor()
1527 .spawn(async move {
1528 tiktoken_rs::num_tokens_from_messages(&model.full_name(), &messages)
1529 })
1530 .await?;
1531
1532 this.update(&mut cx, |this, cx| {
1533 this.max_token_count =
1534 tiktoken_rs::model::get_context_size(&this.model.full_name());
1535 this.token_count = Some(token_count);
1536 cx.notify()
1537 })?;
1538 anyhow::Ok(())
1539 }
1540 .log_err()
1541 });
1542 }
1543
1544 fn remaining_tokens(&self) -> Option<isize> {
1545 Some(self.max_token_count as isize - self.token_count? as isize)
1546 }
1547
1548 fn set_model(&mut self, model: OpenAIModel, cx: &mut ModelContext<Self>) {
1549 self.model = model;
1550 self.count_remaining_tokens(cx);
1551 cx.notify();
1552 }
1553
1554 fn assist(
1555 &mut self,
1556 selected_messages: HashSet<MessageId>,
1557 cx: &mut ModelContext<Self>,
1558 ) -> Vec<MessageAnchor> {
1559 let mut user_messages = Vec::new();
1560
1561 let last_message_id = if let Some(last_message_id) =
1562 self.message_anchors.iter().rev().find_map(|message| {
1563 message
1564 .start
1565 .is_valid(self.buffer.read(cx))
1566 .then_some(message.id)
1567 }) {
1568 last_message_id
1569 } else {
1570 return Default::default();
1571 };
1572
1573 let mut should_assist = false;
1574 for selected_message_id in selected_messages {
1575 let selected_message_role =
1576 if let Some(metadata) = self.messages_metadata.get(&selected_message_id) {
1577 metadata.role
1578 } else {
1579 continue;
1580 };
1581
1582 if selected_message_role == Role::Assistant {
1583 if let Some(user_message) = self.insert_message_after(
1584 selected_message_id,
1585 Role::User,
1586 MessageStatus::Done,
1587 cx,
1588 ) {
1589 user_messages.push(user_message);
1590 }
1591 } else {
1592 should_assist = true;
1593 }
1594 }
1595
1596 if should_assist {
1597 if !self.completion_provider.has_credentials() {
1598 return Default::default();
1599 }
1600
1601 let request: Box<dyn CompletionRequest> = Box::new(OpenAIRequest {
1602 model: self.model.full_name().to_string(),
1603 messages: self
1604 .messages(cx)
1605 .filter(|message| matches!(message.status, MessageStatus::Done))
1606 .map(|message| message.to_open_ai_message(self.buffer.read(cx)))
1607 .collect(),
1608 stream: true,
1609 stop: vec![],
1610 temperature: 1.0,
1611 });
1612
1613 let stream = self.completion_provider.complete(request);
1614 let assistant_message = self
1615 .insert_message_after(last_message_id, Role::Assistant, MessageStatus::Pending, cx)
1616 .unwrap();
1617
1618 // Queue up the user's next reply.
1619 let user_message = self
1620 .insert_message_after(assistant_message.id, Role::User, MessageStatus::Done, cx)
1621 .unwrap();
1622 user_messages.push(user_message);
1623
1624 let task = cx.spawn({
1625 |this, mut cx| async move {
1626 let assistant_message_id = assistant_message.id;
1627 let stream_completion = async {
1628 let mut messages = stream.await?;
1629
1630 while let Some(message) = messages.next().await {
1631 let text = message?;
1632
1633 this.update(&mut cx, |this, cx| {
1634 let message_ix = this
1635 .message_anchors
1636 .iter()
1637 .position(|message| message.id == assistant_message_id)?;
1638 this.buffer.update(cx, |buffer, cx| {
1639 let offset = this.message_anchors[message_ix + 1..]
1640 .iter()
1641 .find(|message| message.start.is_valid(buffer))
1642 .map_or(buffer.len(), |message| {
1643 message.start.to_offset(buffer).saturating_sub(1)
1644 });
1645 buffer.edit([(offset..offset, text)], None, cx);
1646 });
1647 cx.emit(ConversationEvent::StreamedCompletion);
1648
1649 Some(())
1650 })?;
1651 smol::future::yield_now().await;
1652 }
1653
1654 this.update(&mut cx, |this, cx| {
1655 this.pending_completions
1656 .retain(|completion| completion.id != this.completion_count);
1657 this.summarize(cx);
1658 })?;
1659
1660 anyhow::Ok(())
1661 };
1662
1663 let result = stream_completion.await;
1664
1665 this.update(&mut cx, |this, cx| {
1666 if let Some(metadata) =
1667 this.messages_metadata.get_mut(&assistant_message.id)
1668 {
1669 match result {
1670 Ok(_) => {
1671 metadata.status = MessageStatus::Done;
1672 }
1673 Err(error) => {
1674 metadata.status = MessageStatus::Error(SharedString::from(
1675 error.to_string().trim().to_string(),
1676 ));
1677 }
1678 }
1679 cx.notify();
1680 }
1681 })
1682 .ok();
1683 }
1684 });
1685
1686 self.pending_completions.push(PendingCompletion {
1687 id: post_inc(&mut self.completion_count),
1688 _task: task,
1689 });
1690 }
1691
1692 user_messages
1693 }
1694
1695 fn cancel_last_assist(&mut self) -> bool {
1696 self.pending_completions.pop().is_some()
1697 }
1698
1699 fn cycle_message_roles(&mut self, ids: HashSet<MessageId>, cx: &mut ModelContext<Self>) {
1700 for id in ids {
1701 if let Some(metadata) = self.messages_metadata.get_mut(&id) {
1702 metadata.role.cycle();
1703 cx.emit(ConversationEvent::MessagesEdited);
1704 cx.notify();
1705 }
1706 }
1707 }
1708
1709 fn insert_message_after(
1710 &mut self,
1711 message_id: MessageId,
1712 role: Role,
1713 status: MessageStatus,
1714 cx: &mut ModelContext<Self>,
1715 ) -> Option<MessageAnchor> {
1716 if let Some(prev_message_ix) = self
1717 .message_anchors
1718 .iter()
1719 .position(|message| message.id == message_id)
1720 {
1721 // Find the next valid message after the one we were given.
1722 let mut next_message_ix = prev_message_ix + 1;
1723 while let Some(next_message) = self.message_anchors.get(next_message_ix) {
1724 if next_message.start.is_valid(self.buffer.read(cx)) {
1725 break;
1726 }
1727 next_message_ix += 1;
1728 }
1729
1730 let start = self.buffer.update(cx, |buffer, cx| {
1731 let offset = self
1732 .message_anchors
1733 .get(next_message_ix)
1734 .map_or(buffer.len(), |message| message.start.to_offset(buffer) - 1);
1735 buffer.edit([(offset..offset, "\n")], None, cx);
1736 buffer.anchor_before(offset + 1)
1737 });
1738 let message = MessageAnchor {
1739 id: MessageId(post_inc(&mut self.next_message_id.0)),
1740 start,
1741 };
1742 self.message_anchors
1743 .insert(next_message_ix, message.clone());
1744 self.messages_metadata.insert(
1745 message.id,
1746 MessageMetadata {
1747 role,
1748 sent_at: Local::now(),
1749 status,
1750 },
1751 );
1752 cx.emit(ConversationEvent::MessagesEdited);
1753 Some(message)
1754 } else {
1755 None
1756 }
1757 }
1758
1759 fn split_message(
1760 &mut self,
1761 range: Range<usize>,
1762 cx: &mut ModelContext<Self>,
1763 ) -> (Option<MessageAnchor>, Option<MessageAnchor>) {
1764 let start_message = self.message_for_offset(range.start, cx);
1765 let end_message = self.message_for_offset(range.end, cx);
1766 if let Some((start_message, end_message)) = start_message.zip(end_message) {
1767 // Prevent splitting when range spans multiple messages.
1768 if start_message.id != end_message.id {
1769 return (None, None);
1770 }
1771
1772 let message = start_message;
1773 let role = message.role;
1774 let mut edited_buffer = false;
1775
1776 let mut suffix_start = None;
1777 if range.start > message.offset_range.start && range.end < message.offset_range.end - 1
1778 {
1779 if self.buffer.read(cx).chars_at(range.end).next() == Some('\n') {
1780 suffix_start = Some(range.end + 1);
1781 } else if self.buffer.read(cx).reversed_chars_at(range.end).next() == Some('\n') {
1782 suffix_start = Some(range.end);
1783 }
1784 }
1785
1786 let suffix = if let Some(suffix_start) = suffix_start {
1787 MessageAnchor {
1788 id: MessageId(post_inc(&mut self.next_message_id.0)),
1789 start: self.buffer.read(cx).anchor_before(suffix_start),
1790 }
1791 } else {
1792 self.buffer.update(cx, |buffer, cx| {
1793 buffer.edit([(range.end..range.end, "\n")], None, cx);
1794 });
1795 edited_buffer = true;
1796 MessageAnchor {
1797 id: MessageId(post_inc(&mut self.next_message_id.0)),
1798 start: self.buffer.read(cx).anchor_before(range.end + 1),
1799 }
1800 };
1801
1802 self.message_anchors
1803 .insert(message.index_range.end + 1, suffix.clone());
1804 self.messages_metadata.insert(
1805 suffix.id,
1806 MessageMetadata {
1807 role,
1808 sent_at: Local::now(),
1809 status: MessageStatus::Done,
1810 },
1811 );
1812
1813 let new_messages =
1814 if range.start == range.end || range.start == message.offset_range.start {
1815 (None, Some(suffix))
1816 } else {
1817 let mut prefix_end = None;
1818 if range.start > message.offset_range.start
1819 && range.end < message.offset_range.end - 1
1820 {
1821 if self.buffer.read(cx).chars_at(range.start).next() == Some('\n') {
1822 prefix_end = Some(range.start + 1);
1823 } else if self.buffer.read(cx).reversed_chars_at(range.start).next()
1824 == Some('\n')
1825 {
1826 prefix_end = Some(range.start);
1827 }
1828 }
1829
1830 let selection = if let Some(prefix_end) = prefix_end {
1831 cx.emit(ConversationEvent::MessagesEdited);
1832 MessageAnchor {
1833 id: MessageId(post_inc(&mut self.next_message_id.0)),
1834 start: self.buffer.read(cx).anchor_before(prefix_end),
1835 }
1836 } else {
1837 self.buffer.update(cx, |buffer, cx| {
1838 buffer.edit([(range.start..range.start, "\n")], None, cx)
1839 });
1840 edited_buffer = true;
1841 MessageAnchor {
1842 id: MessageId(post_inc(&mut self.next_message_id.0)),
1843 start: self.buffer.read(cx).anchor_before(range.end + 1),
1844 }
1845 };
1846
1847 self.message_anchors
1848 .insert(message.index_range.end + 1, selection.clone());
1849 self.messages_metadata.insert(
1850 selection.id,
1851 MessageMetadata {
1852 role,
1853 sent_at: Local::now(),
1854 status: MessageStatus::Done,
1855 },
1856 );
1857 (Some(selection), Some(suffix))
1858 };
1859
1860 if !edited_buffer {
1861 cx.emit(ConversationEvent::MessagesEdited);
1862 }
1863 new_messages
1864 } else {
1865 (None, None)
1866 }
1867 }
1868
1869 fn summarize(&mut self, cx: &mut ModelContext<Self>) {
1870 if self.message_anchors.len() >= 2 && self.summary.is_none() {
1871 if !self.completion_provider.has_credentials() {
1872 return;
1873 }
1874
1875 let messages = self
1876 .messages(cx)
1877 .take(2)
1878 .map(|message| message.to_open_ai_message(self.buffer.read(cx)))
1879 .chain(Some(RequestMessage {
1880 role: Role::User,
1881 content: "Summarize the conversation into a short title without punctuation"
1882 .into(),
1883 }));
1884 let request: Box<dyn CompletionRequest> = Box::new(OpenAIRequest {
1885 model: self.model.full_name().to_string(),
1886 messages: messages.collect(),
1887 stream: true,
1888 stop: vec![],
1889 temperature: 1.0,
1890 });
1891
1892 let stream = self.completion_provider.complete(request);
1893 self.pending_summary = cx.spawn(|this, mut cx| {
1894 async move {
1895 let mut messages = stream.await?;
1896
1897 while let Some(message) = messages.next().await {
1898 let text = message?;
1899 this.update(&mut cx, |this, cx| {
1900 this.summary
1901 .get_or_insert(Default::default())
1902 .text
1903 .push_str(&text);
1904 cx.emit(ConversationEvent::SummaryChanged);
1905 })?;
1906 }
1907
1908 this.update(&mut cx, |this, cx| {
1909 if let Some(summary) = this.summary.as_mut() {
1910 summary.done = true;
1911 cx.emit(ConversationEvent::SummaryChanged);
1912 }
1913 })?;
1914
1915 anyhow::Ok(())
1916 }
1917 .log_err()
1918 });
1919 }
1920 }
1921
1922 fn message_for_offset(&self, offset: usize, cx: &AppContext) -> Option<Message> {
1923 self.messages_for_offsets([offset], cx).pop()
1924 }
1925
1926 fn messages_for_offsets(
1927 &self,
1928 offsets: impl IntoIterator<Item = usize>,
1929 cx: &AppContext,
1930 ) -> Vec<Message> {
1931 let mut result = Vec::new();
1932
1933 let mut messages = self.messages(cx).peekable();
1934 let mut offsets = offsets.into_iter().peekable();
1935 let mut current_message = messages.next();
1936 while let Some(offset) = offsets.next() {
1937 // Locate the message that contains the offset.
1938 while current_message.as_ref().map_or(false, |message| {
1939 !message.offset_range.contains(&offset) && messages.peek().is_some()
1940 }) {
1941 current_message = messages.next();
1942 }
1943 let Some(message) = current_message.as_ref() else {
1944 break;
1945 };
1946
1947 // Skip offsets that are in the same message.
1948 while offsets.peek().map_or(false, |offset| {
1949 message.offset_range.contains(offset) || messages.peek().is_none()
1950 }) {
1951 offsets.next();
1952 }
1953
1954 result.push(message.clone());
1955 }
1956 result
1957 }
1958
1959 fn messages<'a>(&'a self, cx: &'a AppContext) -> impl 'a + Iterator<Item = Message> {
1960 let buffer = self.buffer.read(cx);
1961 let mut message_anchors = self.message_anchors.iter().enumerate().peekable();
1962 iter::from_fn(move || {
1963 while let Some((start_ix, message_anchor)) = message_anchors.next() {
1964 let metadata = self.messages_metadata.get(&message_anchor.id)?;
1965 let message_start = message_anchor.start.to_offset(buffer);
1966 let mut message_end = None;
1967 let mut end_ix = start_ix;
1968 while let Some((_, next_message)) = message_anchors.peek() {
1969 if next_message.start.is_valid(buffer) {
1970 message_end = Some(next_message.start);
1971 break;
1972 } else {
1973 end_ix += 1;
1974 message_anchors.next();
1975 }
1976 }
1977 let message_end = message_end
1978 .unwrap_or(language::Anchor::MAX)
1979 .to_offset(buffer);
1980 return Some(Message {
1981 index_range: start_ix..end_ix,
1982 offset_range: message_start..message_end,
1983 id: message_anchor.id,
1984 anchor: message_anchor.start,
1985 role: metadata.role,
1986 sent_at: metadata.sent_at,
1987 status: metadata.status.clone(),
1988 });
1989 }
1990 None
1991 })
1992 }
1993
1994 fn save(
1995 &mut self,
1996 debounce: Option<Duration>,
1997 fs: Arc<dyn Fs>,
1998 cx: &mut ModelContext<Conversation>,
1999 ) {
2000 self.pending_save = cx.spawn(|this, mut cx| async move {
2001 if let Some(debounce) = debounce {
2002 cx.background_executor().timer(debounce).await;
2003 }
2004
2005 let (old_path, summary) = this.read_with(&cx, |this, _| {
2006 let path = this.path.clone();
2007 let summary = if let Some(summary) = this.summary.as_ref() {
2008 if summary.done {
2009 Some(summary.text.clone())
2010 } else {
2011 None
2012 }
2013 } else {
2014 None
2015 };
2016 (path, summary)
2017 })?;
2018
2019 if let Some(summary) = summary {
2020 let conversation = this.read_with(&cx, |this, cx| this.serialize(cx))?;
2021 let path = if let Some(old_path) = old_path {
2022 old_path
2023 } else {
2024 let mut discriminant = 1;
2025 let mut new_path;
2026 loop {
2027 new_path = CONVERSATIONS_DIR.join(&format!(
2028 "{} - {}.zed.json",
2029 summary.trim(),
2030 discriminant
2031 ));
2032 if fs.is_file(&new_path).await {
2033 discriminant += 1;
2034 } else {
2035 break;
2036 }
2037 }
2038 new_path
2039 };
2040
2041 fs.create_dir(CONVERSATIONS_DIR.as_ref()).await?;
2042 fs.atomic_write(path.clone(), serde_json::to_string(&conversation).unwrap())
2043 .await?;
2044 this.update(&mut cx, |this, _| this.path = Some(path))?;
2045 }
2046
2047 Ok(())
2048 });
2049 }
2050}
2051
2052struct PendingCompletion {
2053 id: usize,
2054 _task: Task<()>,
2055}
2056
2057enum ConversationEditorEvent {
2058 TabContentChanged,
2059}
2060
2061#[derive(Copy, Clone, Debug, PartialEq)]
2062struct ScrollPosition {
2063 offset_before_cursor: gpui::Point<f32>,
2064 cursor: Anchor,
2065}
2066
2067struct ConversationEditor {
2068 conversation: Model<Conversation>,
2069 fs: Arc<dyn Fs>,
2070 workspace: WeakView<Workspace>,
2071 editor: View<Editor>,
2072 blocks: HashSet<BlockId>,
2073 scroll_position: Option<ScrollPosition>,
2074 _subscriptions: Vec<Subscription>,
2075}
2076
2077impl ConversationEditor {
2078 fn new(
2079 completion_provider: Arc<dyn CompletionProvider>,
2080 language_registry: Arc<LanguageRegistry>,
2081 fs: Arc<dyn Fs>,
2082 workspace: WeakView<Workspace>,
2083 cx: &mut ViewContext<Self>,
2084 ) -> Self {
2085 let conversation =
2086 cx.build_model(|cx| Conversation::new(language_registry, cx, completion_provider));
2087 Self::for_conversation(conversation, fs, workspace, cx)
2088 }
2089
2090 fn for_conversation(
2091 conversation: Model<Conversation>,
2092 fs: Arc<dyn Fs>,
2093 workspace: WeakView<Workspace>,
2094 cx: &mut ViewContext<Self>,
2095 ) -> Self {
2096 let editor = cx.build_view(|cx| {
2097 let mut editor = Editor::for_buffer(conversation.read(cx).buffer.clone(), None, cx);
2098 editor.set_soft_wrap_mode(SoftWrap::EditorWidth, cx);
2099 editor.set_show_gutter(false, cx);
2100 editor.set_show_wrap_guides(false, cx);
2101 editor
2102 });
2103
2104 let _subscriptions = vec![
2105 cx.observe(&conversation, |_, _, cx| cx.notify()),
2106 cx.subscribe(&conversation, Self::handle_conversation_event),
2107 cx.subscribe(&editor, Self::handle_editor_event),
2108 ];
2109
2110 let mut this = Self {
2111 conversation,
2112 editor,
2113 blocks: Default::default(),
2114 scroll_position: None,
2115 fs,
2116 workspace,
2117 _subscriptions,
2118 };
2119 this.update_message_headers(cx);
2120 this
2121 }
2122
2123 fn assist(&mut self, _: &Assist, cx: &mut ViewContext<Self>) {
2124 report_assistant_event(
2125 self.workspace.clone(),
2126 self.conversation.read(cx).id.clone(),
2127 AssistantKind::Panel,
2128 cx,
2129 );
2130
2131 let cursors = self.cursors(cx);
2132
2133 let user_messages = self.conversation.update(cx, |conversation, cx| {
2134 let selected_messages = conversation
2135 .messages_for_offsets(cursors, cx)
2136 .into_iter()
2137 .map(|message| message.id)
2138 .collect();
2139 conversation.assist(selected_messages, cx)
2140 });
2141 let new_selections = user_messages
2142 .iter()
2143 .map(|message| {
2144 let cursor = message
2145 .start
2146 .to_offset(self.conversation.read(cx).buffer.read(cx));
2147 cursor..cursor
2148 })
2149 .collect::<Vec<_>>();
2150 if !new_selections.is_empty() {
2151 self.editor.update(cx, |editor, cx| {
2152 editor.change_selections(
2153 Some(Autoscroll::Strategy(AutoscrollStrategy::Fit)),
2154 cx,
2155 |selections| selections.select_ranges(new_selections),
2156 );
2157 });
2158 // Avoid scrolling to the new cursor position so the assistant's output is stable.
2159 cx.defer(|this, _| this.scroll_position = None);
2160 }
2161 }
2162
2163 fn cancel_last_assist(&mut self, _: &editor::Cancel, cx: &mut ViewContext<Self>) {
2164 if !self
2165 .conversation
2166 .update(cx, |conversation, _| conversation.cancel_last_assist())
2167 {
2168 cx.propagate();
2169 }
2170 }
2171
2172 fn cycle_message_role(&mut self, _: &CycleMessageRole, cx: &mut ViewContext<Self>) {
2173 let cursors = self.cursors(cx);
2174 self.conversation.update(cx, |conversation, cx| {
2175 let messages = conversation
2176 .messages_for_offsets(cursors, cx)
2177 .into_iter()
2178 .map(|message| message.id)
2179 .collect();
2180 conversation.cycle_message_roles(messages, cx)
2181 });
2182 }
2183
2184 fn cursors(&self, cx: &AppContext) -> Vec<usize> {
2185 let selections = self.editor.read(cx).selections.all::<usize>(cx);
2186 selections
2187 .into_iter()
2188 .map(|selection| selection.head())
2189 .collect()
2190 }
2191
2192 fn handle_conversation_event(
2193 &mut self,
2194 _: Model<Conversation>,
2195 event: &ConversationEvent,
2196 cx: &mut ViewContext<Self>,
2197 ) {
2198 match event {
2199 ConversationEvent::MessagesEdited => {
2200 self.update_message_headers(cx);
2201 self.conversation.update(cx, |conversation, cx| {
2202 conversation.save(Some(Duration::from_millis(500)), self.fs.clone(), cx);
2203 });
2204 }
2205 ConversationEvent::SummaryChanged => {
2206 cx.emit(ConversationEditorEvent::TabContentChanged);
2207 self.conversation.update(cx, |conversation, cx| {
2208 conversation.save(None, self.fs.clone(), cx);
2209 });
2210 }
2211 ConversationEvent::StreamedCompletion => {
2212 self.editor.update(cx, |editor, cx| {
2213 if let Some(scroll_position) = self.scroll_position {
2214 let snapshot = editor.snapshot(cx);
2215 let cursor_point = scroll_position.cursor.to_display_point(&snapshot);
2216 let scroll_top =
2217 cursor_point.row() as f32 - scroll_position.offset_before_cursor.y;
2218 editor.set_scroll_position(
2219 point(scroll_position.offset_before_cursor.x, scroll_top),
2220 cx,
2221 );
2222 }
2223 });
2224 }
2225 }
2226 }
2227
2228 fn handle_editor_event(
2229 &mut self,
2230 _: View<Editor>,
2231 event: &EditorEvent,
2232 cx: &mut ViewContext<Self>,
2233 ) {
2234 match event {
2235 EditorEvent::ScrollPositionChanged { autoscroll, .. } => {
2236 let cursor_scroll_position = self.cursor_scroll_position(cx);
2237 if *autoscroll {
2238 self.scroll_position = cursor_scroll_position;
2239 } else if self.scroll_position != cursor_scroll_position {
2240 self.scroll_position = None;
2241 }
2242 }
2243 EditorEvent::SelectionsChanged { .. } => {
2244 self.scroll_position = self.cursor_scroll_position(cx);
2245 }
2246 _ => {}
2247 }
2248 }
2249
2250 fn cursor_scroll_position(&self, cx: &mut ViewContext<Self>) -> Option<ScrollPosition> {
2251 self.editor.update(cx, |editor, cx| {
2252 let snapshot = editor.snapshot(cx);
2253 let cursor = editor.selections.newest_anchor().head();
2254 let cursor_row = cursor.to_display_point(&snapshot.display_snapshot).row() as f32;
2255 let scroll_position = editor
2256 .scroll_manager
2257 .anchor()
2258 .scroll_position(&snapshot.display_snapshot);
2259
2260 let scroll_bottom = scroll_position.y + editor.visible_line_count().unwrap_or(0.);
2261 if (scroll_position.y..scroll_bottom).contains(&cursor_row) {
2262 Some(ScrollPosition {
2263 cursor,
2264 offset_before_cursor: point(scroll_position.x, cursor_row - scroll_position.y),
2265 })
2266 } else {
2267 None
2268 }
2269 })
2270 }
2271
2272 fn update_message_headers(&mut self, cx: &mut ViewContext<Self>) {
2273 self.editor.update(cx, |editor, cx| {
2274 let buffer = editor.buffer().read(cx).snapshot(cx);
2275 let excerpt_id = *buffer.as_singleton().unwrap().0;
2276 let old_blocks = std::mem::take(&mut self.blocks);
2277 let new_blocks = self
2278 .conversation
2279 .read(cx)
2280 .messages(cx)
2281 .map(|message| BlockProperties {
2282 position: buffer.anchor_in_excerpt(excerpt_id, message.anchor),
2283 height: 2,
2284 style: BlockStyle::Sticky,
2285 render: Arc::new({
2286 let conversation = self.conversation.clone();
2287 move |_cx| {
2288 let message_id = message.id;
2289 let sender = ButtonLike::new("role")
2290 .child(match message.role {
2291 Role::User => Label::new("You").color(Color::Default),
2292 Role::Assistant => {
2293 Label::new("Assistant").color(Color::Modified)
2294 }
2295 Role::System => Label::new("System").color(Color::Warning),
2296 })
2297 .tooltip(|cx| {
2298 Tooltip::with_meta(
2299 "Toggle message role",
2300 None,
2301 "Available roles: You (User), Assistant, System",
2302 cx,
2303 )
2304 })
2305 .on_click({
2306 let conversation = conversation.clone();
2307 move |_, cx| {
2308 conversation.update(cx, |conversation, cx| {
2309 conversation.cycle_message_roles(
2310 HashSet::from_iter(Some(message_id)),
2311 cx,
2312 )
2313 })
2314 }
2315 });
2316
2317 h_stack()
2318 .id(("message_header", message_id.0))
2319 .h_11()
2320 .gap_1()
2321 .p_1()
2322 .child(sender)
2323 // TODO: Only show this if the message if the message has been sent
2324 .child(
2325 Label::new(
2326 FormatDistance::from_now(DateTimeType::Local(
2327 message.sent_at,
2328 ))
2329 .hide_prefix(true)
2330 .add_suffix(true)
2331 .to_string(),
2332 )
2333 .color(Color::Muted),
2334 )
2335 .children(
2336 if let MessageStatus::Error(error) = message.status.clone() {
2337 Some(
2338 div()
2339 .id("error")
2340 .tooltip(move |cx| Tooltip::text(error.clone(), cx))
2341 .child(IconElement::new(Icon::XCircle)),
2342 )
2343 } else {
2344 None
2345 },
2346 )
2347 .into_any_element()
2348 }
2349 }),
2350 disposition: BlockDisposition::Above,
2351 })
2352 .collect::<Vec<_>>();
2353
2354 editor.remove_blocks(old_blocks, None, cx);
2355 let ids = editor.insert_blocks(new_blocks, None, cx);
2356 self.blocks = HashSet::from_iter(ids);
2357 });
2358 }
2359
2360 fn quote_selection(
2361 workspace: &mut Workspace,
2362 _: &QuoteSelection,
2363 cx: &mut ViewContext<Workspace>,
2364 ) {
2365 let Some(panel) = workspace.panel::<AssistantPanel>(cx) else {
2366 return;
2367 };
2368 let Some(editor) = workspace
2369 .active_item(cx)
2370 .and_then(|item| item.act_as::<Editor>(cx))
2371 else {
2372 return;
2373 };
2374
2375 let editor = editor.read(cx);
2376 let range = editor.selections.newest::<usize>(cx).range();
2377 let buffer = editor.buffer().read(cx).snapshot(cx);
2378 let start_language = buffer.language_at(range.start);
2379 let end_language = buffer.language_at(range.end);
2380 let language_name = if start_language == end_language {
2381 start_language.map(|language| language.name())
2382 } else {
2383 None
2384 };
2385 let language_name = language_name.as_deref().unwrap_or("").to_lowercase();
2386
2387 let selected_text = buffer.text_for_range(range).collect::<String>();
2388 let text = if selected_text.is_empty() {
2389 None
2390 } else {
2391 Some(if language_name == "markdown" {
2392 selected_text
2393 .lines()
2394 .map(|line| format!("> {}", line))
2395 .collect::<Vec<_>>()
2396 .join("\n")
2397 } else {
2398 format!("```{language_name}\n{selected_text}\n```")
2399 })
2400 };
2401
2402 // Activate the panel
2403 if !panel.focus_handle(cx).contains_focused(cx) {
2404 workspace.toggle_panel_focus::<AssistantPanel>(cx);
2405 }
2406
2407 if let Some(text) = text {
2408 panel.update(cx, |panel, cx| {
2409 let conversation = panel
2410 .active_editor()
2411 .cloned()
2412 .unwrap_or_else(|| panel.new_conversation(cx));
2413 conversation.update(cx, |conversation, cx| {
2414 conversation
2415 .editor
2416 .update(cx, |editor, cx| editor.insert(&text, cx))
2417 });
2418 });
2419 }
2420 }
2421
2422 fn copy(&mut self, _: &editor::Copy, cx: &mut ViewContext<Self>) {
2423 let editor = self.editor.read(cx);
2424 let conversation = self.conversation.read(cx);
2425 if editor.selections.count() == 1 {
2426 let selection = editor.selections.newest::<usize>(cx);
2427 let mut copied_text = String::new();
2428 let mut spanned_messages = 0;
2429 for message in conversation.messages(cx) {
2430 if message.offset_range.start >= selection.range().end {
2431 break;
2432 } else if message.offset_range.end >= selection.range().start {
2433 let range = cmp::max(message.offset_range.start, selection.range().start)
2434 ..cmp::min(message.offset_range.end, selection.range().end);
2435 if !range.is_empty() {
2436 spanned_messages += 1;
2437 write!(&mut copied_text, "## {}\n\n", message.role).unwrap();
2438 for chunk in conversation.buffer.read(cx).text_for_range(range) {
2439 copied_text.push_str(&chunk);
2440 }
2441 copied_text.push('\n');
2442 }
2443 }
2444 }
2445
2446 if spanned_messages > 1 {
2447 cx.write_to_clipboard(ClipboardItem::new(copied_text));
2448 return;
2449 }
2450 }
2451
2452 cx.propagate();
2453 }
2454
2455 fn split(&mut self, _: &Split, cx: &mut ViewContext<Self>) {
2456 self.conversation.update(cx, |conversation, cx| {
2457 let selections = self.editor.read(cx).selections.disjoint_anchors();
2458 for selection in selections.into_iter() {
2459 let buffer = self.editor.read(cx).buffer().read(cx).snapshot(cx);
2460 let range = selection
2461 .map(|endpoint| endpoint.to_offset(&buffer))
2462 .range();
2463 conversation.split_message(range, cx);
2464 }
2465 });
2466 }
2467
2468 fn save(&mut self, _: &Save, cx: &mut ViewContext<Self>) {
2469 self.conversation.update(cx, |conversation, cx| {
2470 conversation.save(None, self.fs.clone(), cx)
2471 });
2472 }
2473
2474 fn cycle_model(&mut self, cx: &mut ViewContext<Self>) {
2475 self.conversation.update(cx, |conversation, cx| {
2476 let new_model = conversation.model.cycle();
2477 conversation.set_model(new_model, cx);
2478 });
2479 }
2480
2481 fn title(&self, cx: &AppContext) -> String {
2482 self.conversation
2483 .read(cx)
2484 .summary
2485 .as_ref()
2486 .map(|summary| summary.text.clone())
2487 .unwrap_or_else(|| "New Conversation".into())
2488 }
2489
2490 fn render_current_model(&self, cx: &mut ViewContext<Self>) -> impl IntoElement {
2491 Button::new(
2492 "current_model",
2493 self.conversation.read(cx).model.short_name(),
2494 )
2495 .style(ButtonStyle::Filled)
2496 .tooltip(move |cx| Tooltip::text("Change Model", cx))
2497 .on_click(cx.listener(|this, _, cx| this.cycle_model(cx)))
2498 }
2499
2500 fn render_remaining_tokens(&self, cx: &mut ViewContext<Self>) -> Option<impl IntoElement> {
2501 let remaining_tokens = self.conversation.read(cx).remaining_tokens()?;
2502 let remaining_tokens_color = if remaining_tokens <= 0 {
2503 Color::Error
2504 } else if remaining_tokens <= 500 {
2505 Color::Warning
2506 } else {
2507 Color::Default
2508 };
2509 Some(Label::new(remaining_tokens.to_string()).color(remaining_tokens_color))
2510 }
2511}
2512
2513impl EventEmitter<ConversationEditorEvent> for ConversationEditor {}
2514
2515impl Render for ConversationEditor {
2516 type Element = Div;
2517
2518 fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element {
2519 div()
2520 .key_context("ConversationEditor")
2521 .capture_action(cx.listener(ConversationEditor::cancel_last_assist))
2522 .capture_action(cx.listener(ConversationEditor::save))
2523 .capture_action(cx.listener(ConversationEditor::copy))
2524 .capture_action(cx.listener(ConversationEditor::cycle_message_role))
2525 .on_action(cx.listener(ConversationEditor::assist))
2526 .on_action(cx.listener(ConversationEditor::split))
2527 .size_full()
2528 .relative()
2529 .child(
2530 div()
2531 .size_full()
2532 .pl_2()
2533 .bg(cx.theme().colors().editor_background)
2534 .child(self.editor.clone()),
2535 )
2536 .child(
2537 h_stack()
2538 .absolute()
2539 .gap_1()
2540 .top_3()
2541 .right_5()
2542 .child(self.render_current_model(cx))
2543 .children(self.render_remaining_tokens(cx)),
2544 )
2545 }
2546}
2547
2548impl FocusableView for ConversationEditor {
2549 fn focus_handle(&self, cx: &AppContext) -> FocusHandle {
2550 self.editor.focus_handle(cx)
2551 }
2552}
2553
2554#[derive(Clone, Debug)]
2555struct MessageAnchor {
2556 id: MessageId,
2557 start: language::Anchor,
2558}
2559
2560#[derive(Clone, Debug)]
2561pub struct Message {
2562 offset_range: Range<usize>,
2563 index_range: Range<usize>,
2564 id: MessageId,
2565 anchor: language::Anchor,
2566 role: Role,
2567 sent_at: DateTime<Local>,
2568 status: MessageStatus,
2569}
2570
2571impl Message {
2572 fn to_open_ai_message(&self, buffer: &Buffer) -> RequestMessage {
2573 let content = buffer
2574 .text_for_range(self.offset_range.clone())
2575 .collect::<String>();
2576 RequestMessage {
2577 role: self.role,
2578 content: content.trim_end().into(),
2579 }
2580 }
2581}
2582
2583enum InlineAssistantEvent {
2584 Confirmed {
2585 prompt: String,
2586 include_conversation: bool,
2587 retrieve_context: bool,
2588 },
2589 Canceled,
2590 Dismissed,
2591 IncludeConversationToggled {
2592 include_conversation: bool,
2593 },
2594 RetrieveContextToggled {
2595 retrieve_context: bool,
2596 },
2597}
2598
2599struct InlineAssistant {
2600 id: usize,
2601 prompt_editor: View<Editor>,
2602 workspace: WeakView<Workspace>,
2603 confirmed: bool,
2604 include_conversation: bool,
2605 measurements: Rc<Cell<BlockMeasurements>>,
2606 prompt_history: VecDeque<String>,
2607 prompt_history_ix: Option<usize>,
2608 pending_prompt: String,
2609 codegen: Model<Codegen>,
2610 _subscriptions: Vec<Subscription>,
2611 retrieve_context: bool,
2612 semantic_index: Option<Model<SemanticIndex>>,
2613 semantic_permissioned: Option<bool>,
2614 project: WeakModel<Project>,
2615 maintain_rate_limit: Option<Task<()>>,
2616}
2617
2618impl EventEmitter<InlineAssistantEvent> for InlineAssistant {}
2619
2620impl Render for InlineAssistant {
2621 type Element = Div;
2622
2623 fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element {
2624 let measurements = self.measurements.get();
2625 h_stack()
2626 .w_full()
2627 .py_2()
2628 .border_y_1()
2629 .border_color(cx.theme().colors().border)
2630 .on_action(cx.listener(Self::confirm))
2631 .on_action(cx.listener(Self::cancel))
2632 .on_action(cx.listener(Self::toggle_include_conversation))
2633 .on_action(cx.listener(Self::toggle_retrieve_context))
2634 .on_action(cx.listener(Self::move_up))
2635 .on_action(cx.listener(Self::move_down))
2636 .child(
2637 h_stack()
2638 .justify_center()
2639 .w(measurements.gutter_width)
2640 .child(
2641 IconButton::new("include_conversation", Icon::Ai)
2642 .on_click(cx.listener(|this, _, cx| {
2643 this.toggle_include_conversation(&ToggleIncludeConversation, cx)
2644 }))
2645 .selected(self.include_conversation)
2646 .tooltip(|cx| {
2647 Tooltip::for_action(
2648 "Include Conversation",
2649 &ToggleIncludeConversation,
2650 cx,
2651 )
2652 }),
2653 )
2654 .children(if SemanticIndex::enabled(cx) {
2655 Some(
2656 IconButton::new("retrieve_context", Icon::MagnifyingGlass)
2657 .on_click(cx.listener(|this, _, cx| {
2658 this.toggle_retrieve_context(&ToggleRetrieveContext, cx)
2659 }))
2660 .selected(self.retrieve_context)
2661 .tooltip(|cx| {
2662 Tooltip::for_action(
2663 "Retrieve Context",
2664 &ToggleRetrieveContext,
2665 cx,
2666 )
2667 }),
2668 )
2669 } else {
2670 None
2671 })
2672 .children(if let Some(error) = self.codegen.read(cx).error() {
2673 let error_message = SharedString::from(error.to_string());
2674 Some(
2675 div()
2676 .id("error")
2677 .tooltip(move |cx| Tooltip::text(error_message.clone(), cx))
2678 .child(IconElement::new(Icon::XCircle).color(Color::Error)),
2679 )
2680 } else {
2681 None
2682 }),
2683 )
2684 .child(
2685 h_stack()
2686 .w_full()
2687 .ml(measurements.anchor_x - measurements.gutter_width)
2688 .child(self.render_prompt_editor(cx)),
2689 )
2690 .children(if self.retrieve_context {
2691 self.retrieve_context_status(cx)
2692 } else {
2693 None
2694 })
2695 }
2696}
2697
2698impl FocusableView for InlineAssistant {
2699 fn focus_handle(&self, cx: &AppContext) -> FocusHandle {
2700 self.prompt_editor.focus_handle(cx)
2701 }
2702}
2703
2704impl InlineAssistant {
2705 fn new(
2706 id: usize,
2707 measurements: Rc<Cell<BlockMeasurements>>,
2708 include_conversation: bool,
2709 prompt_history: VecDeque<String>,
2710 codegen: Model<Codegen>,
2711 workspace: WeakView<Workspace>,
2712 cx: &mut ViewContext<Self>,
2713 retrieve_context: bool,
2714 semantic_index: Option<Model<SemanticIndex>>,
2715 project: Model<Project>,
2716 ) -> Self {
2717 let prompt_editor = cx.build_view(|cx| {
2718 let mut editor = Editor::single_line(cx);
2719 let placeholder = match codegen.read(cx).kind() {
2720 CodegenKind::Transform { .. } => "Enter transformation prompt…",
2721 CodegenKind::Generate { .. } => "Enter generation prompt…",
2722 };
2723 editor.set_placeholder_text(placeholder, cx);
2724 editor
2725 });
2726 cx.focus_view(&prompt_editor);
2727
2728 let mut subscriptions = vec![
2729 cx.observe(&codegen, Self::handle_codegen_changed),
2730 cx.subscribe(&prompt_editor, Self::handle_prompt_editor_events),
2731 ];
2732
2733 if let Some(semantic_index) = semantic_index.clone() {
2734 subscriptions.push(cx.observe(&semantic_index, Self::semantic_index_changed));
2735 }
2736
2737 let assistant = Self {
2738 id,
2739 prompt_editor,
2740 workspace,
2741 confirmed: false,
2742 include_conversation,
2743 measurements,
2744 prompt_history,
2745 prompt_history_ix: None,
2746 pending_prompt: String::new(),
2747 codegen,
2748 _subscriptions: subscriptions,
2749 retrieve_context,
2750 semantic_permissioned: None,
2751 semantic_index,
2752 project: project.downgrade(),
2753 maintain_rate_limit: None,
2754 };
2755
2756 assistant.index_project(cx).log_err();
2757
2758 assistant
2759 }
2760
2761 fn semantic_permissioned(&self, cx: &mut ViewContext<Self>) -> Task<Result<bool>> {
2762 if let Some(value) = self.semantic_permissioned {
2763 return Task::ready(Ok(value));
2764 }
2765
2766 let Some(project) = self.project.upgrade() else {
2767 return Task::ready(Err(anyhow!("project was dropped")));
2768 };
2769
2770 self.semantic_index
2771 .as_ref()
2772 .map(|semantic| {
2773 semantic.update(cx, |this, cx| this.project_previously_indexed(&project, cx))
2774 })
2775 .unwrap_or(Task::ready(Ok(false)))
2776 }
2777
2778 fn handle_prompt_editor_events(
2779 &mut self,
2780 _: View<Editor>,
2781 event: &EditorEvent,
2782 cx: &mut ViewContext<Self>,
2783 ) {
2784 if let EditorEvent::Edited = event {
2785 self.pending_prompt = self.prompt_editor.read(cx).text(cx);
2786 cx.notify();
2787 }
2788 }
2789
2790 fn semantic_index_changed(
2791 &mut self,
2792 semantic_index: Model<SemanticIndex>,
2793 cx: &mut ViewContext<Self>,
2794 ) {
2795 let Some(project) = self.project.upgrade() else {
2796 return;
2797 };
2798
2799 let status = semantic_index.read(cx).status(&project);
2800 match status {
2801 SemanticIndexStatus::Indexing {
2802 rate_limit_expiry: Some(_),
2803 ..
2804 } => {
2805 if self.maintain_rate_limit.is_none() {
2806 self.maintain_rate_limit = Some(cx.spawn(|this, mut cx| async move {
2807 loop {
2808 cx.background_executor().timer(Duration::from_secs(1)).await;
2809 this.update(&mut cx, |_, cx| cx.notify()).log_err();
2810 }
2811 }));
2812 }
2813 return;
2814 }
2815 _ => {
2816 self.maintain_rate_limit = None;
2817 }
2818 }
2819 }
2820
2821 fn handle_codegen_changed(&mut self, _: Model<Codegen>, cx: &mut ViewContext<Self>) {
2822 let is_read_only = !self.codegen.read(cx).idle();
2823 self.prompt_editor.update(cx, |editor, _cx| {
2824 let was_read_only = editor.read_only();
2825 if was_read_only != is_read_only {
2826 if is_read_only {
2827 editor.set_read_only(true);
2828 } else {
2829 self.confirmed = false;
2830 editor.set_read_only(false);
2831 }
2832 }
2833 });
2834 cx.notify();
2835 }
2836
2837 fn cancel(&mut self, _: &editor::Cancel, cx: &mut ViewContext<Self>) {
2838 cx.emit(InlineAssistantEvent::Canceled);
2839 }
2840
2841 fn confirm(&mut self, _: &menu::Confirm, cx: &mut ViewContext<Self>) {
2842 if self.confirmed {
2843 cx.emit(InlineAssistantEvent::Dismissed);
2844 } else {
2845 report_assistant_event(self.workspace.clone(), None, AssistantKind::Inline, cx);
2846
2847 let prompt = self.prompt_editor.read(cx).text(cx);
2848 self.prompt_editor
2849 .update(cx, |editor, _cx| editor.set_read_only(true));
2850 cx.emit(InlineAssistantEvent::Confirmed {
2851 prompt,
2852 include_conversation: self.include_conversation,
2853 retrieve_context: self.retrieve_context,
2854 });
2855 self.confirmed = true;
2856 cx.notify();
2857 }
2858 }
2859
2860 fn toggle_retrieve_context(&mut self, _: &ToggleRetrieveContext, cx: &mut ViewContext<Self>) {
2861 let semantic_permissioned = self.semantic_permissioned(cx);
2862
2863 let Some(project) = self.project.upgrade() else {
2864 return;
2865 };
2866
2867 let project_name = project
2868 .read(cx)
2869 .worktree_root_names(cx)
2870 .collect::<Vec<&str>>()
2871 .join("/");
2872 let is_plural = project_name.chars().filter(|letter| *letter == '/').count() > 0;
2873 let prompt_text = format!("Would you like to index the '{}' project{} for context retrieval? This requires sending code to the OpenAI API", project_name,
2874 if is_plural {
2875 "s"
2876 } else {""});
2877
2878 cx.spawn(|this, mut cx| async move {
2879 // If Necessary prompt user
2880 if !semantic_permissioned.await.unwrap_or(false) {
2881 let answer = this.update(&mut cx, |_, cx| {
2882 cx.prompt(
2883 PromptLevel::Info,
2884 prompt_text.as_str(),
2885 &["Continue", "Cancel"],
2886 )
2887 })?;
2888
2889 if answer.await? == 0 {
2890 this.update(&mut cx, |this, _| {
2891 this.semantic_permissioned = Some(true);
2892 })?;
2893 } else {
2894 return anyhow::Ok(());
2895 }
2896 }
2897
2898 // If permissioned, update context appropriately
2899 this.update(&mut cx, |this, cx| {
2900 this.retrieve_context = !this.retrieve_context;
2901
2902 cx.emit(InlineAssistantEvent::RetrieveContextToggled {
2903 retrieve_context: this.retrieve_context,
2904 });
2905
2906 if this.retrieve_context {
2907 this.index_project(cx).log_err();
2908 }
2909
2910 cx.notify();
2911 })?;
2912
2913 anyhow::Ok(())
2914 })
2915 .detach_and_log_err(cx);
2916 }
2917
2918 fn index_project(&self, cx: &mut ViewContext<Self>) -> anyhow::Result<()> {
2919 let Some(project) = self.project.upgrade() else {
2920 return Err(anyhow!("project was dropped!"));
2921 };
2922
2923 let semantic_permissioned = self.semantic_permissioned(cx);
2924 if let Some(semantic_index) = SemanticIndex::global(cx) {
2925 cx.spawn(|_, mut cx| async move {
2926 // This has to be updated to accomodate for semantic_permissions
2927 if semantic_permissioned.await.unwrap_or(false) {
2928 semantic_index
2929 .update(&mut cx, |index, cx| index.index_project(project, cx))?
2930 .await
2931 } else {
2932 Err(anyhow!("project is not permissioned for semantic indexing"))
2933 }
2934 })
2935 .detach_and_log_err(cx);
2936 }
2937
2938 anyhow::Ok(())
2939 }
2940
2941 fn retrieve_context_status(&self, cx: &mut ViewContext<Self>) -> Option<AnyElement> {
2942 let Some(project) = self.project.upgrade() else {
2943 return None;
2944 };
2945
2946 let semantic_index = SemanticIndex::global(cx)?;
2947 let status = semantic_index.update(cx, |index, _| index.status(&project));
2948 match status {
2949 SemanticIndexStatus::NotAuthenticated {} => Some(
2950 div()
2951 .id("error")
2952 .tooltip(|cx| Tooltip::text("Not Authenticated. Please ensure you have a valid 'OPENAI_API_KEY' in your environment variables.", cx))
2953 .child(IconElement::new(Icon::XCircle))
2954 .into_any_element()
2955 ),
2956
2957 SemanticIndexStatus::NotIndexed {} => Some(
2958 div()
2959 .id("error")
2960 .tooltip(|cx| Tooltip::text("Not Indexed", cx))
2961 .child(IconElement::new(Icon::XCircle))
2962 .into_any_element()
2963 ),
2964
2965 SemanticIndexStatus::Indexing {
2966 remaining_files,
2967 rate_limit_expiry,
2968 } => {
2969 let mut status_text = if remaining_files == 0 {
2970 "Indexing...".to_string()
2971 } else {
2972 format!("Remaining files to index: {remaining_files}")
2973 };
2974
2975 if let Some(rate_limit_expiry) = rate_limit_expiry {
2976 let remaining_seconds = rate_limit_expiry.duration_since(Instant::now());
2977 if remaining_seconds > Duration::from_secs(0) && remaining_files > 0 {
2978 write!(
2979 status_text,
2980 " (rate limit expires in {}s)",
2981 remaining_seconds.as_secs()
2982 )
2983 .unwrap();
2984 }
2985 }
2986
2987 let status_text = SharedString::from(status_text);
2988 Some(
2989 div()
2990 .id("update")
2991 .tooltip(move |cx| Tooltip::text(status_text.clone(), cx))
2992 .child(IconElement::new(Icon::Update).color(Color::Info))
2993 .into_any_element()
2994 )
2995 }
2996
2997 SemanticIndexStatus::Indexed {} => Some(
2998 div()
2999 .id("check")
3000 .tooltip(|cx| Tooltip::text("Index up to date", cx))
3001 .child(IconElement::new(Icon::Check).color(Color::Success))
3002 .into_any_element()
3003 ),
3004 }
3005 }
3006
3007 fn toggle_include_conversation(
3008 &mut self,
3009 _: &ToggleIncludeConversation,
3010 cx: &mut ViewContext<Self>,
3011 ) {
3012 self.include_conversation = !self.include_conversation;
3013 cx.emit(InlineAssistantEvent::IncludeConversationToggled {
3014 include_conversation: self.include_conversation,
3015 });
3016 cx.notify();
3017 }
3018
3019 fn move_up(&mut self, _: &MoveUp, cx: &mut ViewContext<Self>) {
3020 if let Some(ix) = self.prompt_history_ix {
3021 if ix > 0 {
3022 self.prompt_history_ix = Some(ix - 1);
3023 let prompt = self.prompt_history[ix - 1].clone();
3024 self.set_prompt(&prompt, cx);
3025 }
3026 } else if !self.prompt_history.is_empty() {
3027 self.prompt_history_ix = Some(self.prompt_history.len() - 1);
3028 let prompt = self.prompt_history[self.prompt_history.len() - 1].clone();
3029 self.set_prompt(&prompt, cx);
3030 }
3031 }
3032
3033 fn move_down(&mut self, _: &MoveDown, cx: &mut ViewContext<Self>) {
3034 if let Some(ix) = self.prompt_history_ix {
3035 if ix < self.prompt_history.len() - 1 {
3036 self.prompt_history_ix = Some(ix + 1);
3037 let prompt = self.prompt_history[ix + 1].clone();
3038 self.set_prompt(&prompt, cx);
3039 } else {
3040 self.prompt_history_ix = None;
3041 let pending_prompt = self.pending_prompt.clone();
3042 self.set_prompt(&pending_prompt, cx);
3043 }
3044 }
3045 }
3046
3047 fn set_prompt(&mut self, prompt: &str, cx: &mut ViewContext<Self>) {
3048 self.prompt_editor.update(cx, |editor, cx| {
3049 editor.buffer().update(cx, |buffer, cx| {
3050 let len = buffer.len(cx);
3051 buffer.edit([(0..len, prompt)], None, cx);
3052 });
3053 });
3054 }
3055
3056 fn render_prompt_editor(&self, cx: &mut ViewContext<Self>) -> impl IntoElement {
3057 let settings = ThemeSettings::get_global(cx);
3058 let text_style = TextStyle {
3059 color: if self.prompt_editor.read(cx).read_only() {
3060 cx.theme().colors().text_disabled
3061 } else {
3062 cx.theme().colors().text
3063 },
3064 font_family: settings.ui_font.family.clone(),
3065 font_features: settings.ui_font.features,
3066 font_size: rems(0.875).into(),
3067 font_weight: FontWeight::NORMAL,
3068 font_style: FontStyle::Normal,
3069 line_height: relative(1.3).into(),
3070 background_color: None,
3071 underline: None,
3072 white_space: WhiteSpace::Normal,
3073 };
3074 EditorElement::new(
3075 &self.prompt_editor,
3076 EditorStyle {
3077 background: cx.theme().colors().editor_background,
3078 local_player: cx.theme().players().local(),
3079 text: text_style,
3080 ..Default::default()
3081 },
3082 )
3083 }
3084}
3085
3086// This wouldn't need to exist if we could pass parameters when rendering child views.
3087#[derive(Copy, Clone, Default)]
3088struct BlockMeasurements {
3089 anchor_x: Pixels,
3090 gutter_width: Pixels,
3091}
3092
3093struct PendingInlineAssist {
3094 editor: WeakView<Editor>,
3095 inline_assistant: Option<(BlockId, View<InlineAssistant>)>,
3096 codegen: Model<Codegen>,
3097 _subscriptions: Vec<Subscription>,
3098 project: WeakModel<Project>,
3099}
3100
3101fn merge_ranges(ranges: &mut Vec<Range<Anchor>>, buffer: &MultiBufferSnapshot) {
3102 ranges.sort_unstable_by(|a, b| {
3103 a.start
3104 .cmp(&b.start, buffer)
3105 .then_with(|| b.end.cmp(&a.end, buffer))
3106 });
3107
3108 let mut ix = 0;
3109 while ix + 1 < ranges.len() {
3110 let b = ranges[ix + 1].clone();
3111 let a = &mut ranges[ix];
3112 if a.end.cmp(&b.start, buffer).is_gt() {
3113 if a.end.cmp(&b.end, buffer).is_lt() {
3114 a.end = b.end;
3115 }
3116 ranges.remove(ix + 1);
3117 } else {
3118 ix += 1;
3119 }
3120 }
3121}
3122
3123#[cfg(test)]
3124mod tests {
3125 use super::*;
3126 use crate::MessageId;
3127 use ai::test::FakeCompletionProvider;
3128 use gpui::AppContext;
3129
3130 #[gpui::test]
3131 fn test_inserting_and_removing_messages(cx: &mut AppContext) {
3132 let settings_store = SettingsStore::test(cx);
3133 cx.set_global(settings_store);
3134 init(cx);
3135 let registry = Arc::new(LanguageRegistry::test());
3136
3137 let completion_provider = Arc::new(FakeCompletionProvider::new());
3138 let conversation =
3139 cx.build_model(|cx| Conversation::new(registry, cx, completion_provider));
3140 let buffer = conversation.read(cx).buffer.clone();
3141
3142 let message_1 = conversation.read(cx).message_anchors[0].clone();
3143 assert_eq!(
3144 messages(&conversation, cx),
3145 vec![(message_1.id, Role::User, 0..0)]
3146 );
3147
3148 let message_2 = conversation.update(cx, |conversation, cx| {
3149 conversation
3150 .insert_message_after(message_1.id, Role::Assistant, MessageStatus::Done, cx)
3151 .unwrap()
3152 });
3153 assert_eq!(
3154 messages(&conversation, cx),
3155 vec![
3156 (message_1.id, Role::User, 0..1),
3157 (message_2.id, Role::Assistant, 1..1)
3158 ]
3159 );
3160
3161 buffer.update(cx, |buffer, cx| {
3162 buffer.edit([(0..0, "1"), (1..1, "2")], None, cx)
3163 });
3164 assert_eq!(
3165 messages(&conversation, cx),
3166 vec![
3167 (message_1.id, Role::User, 0..2),
3168 (message_2.id, Role::Assistant, 2..3)
3169 ]
3170 );
3171
3172 let message_3 = conversation.update(cx, |conversation, cx| {
3173 conversation
3174 .insert_message_after(message_2.id, Role::User, MessageStatus::Done, cx)
3175 .unwrap()
3176 });
3177 assert_eq!(
3178 messages(&conversation, cx),
3179 vec![
3180 (message_1.id, Role::User, 0..2),
3181 (message_2.id, Role::Assistant, 2..4),
3182 (message_3.id, Role::User, 4..4)
3183 ]
3184 );
3185
3186 let message_4 = conversation.update(cx, |conversation, cx| {
3187 conversation
3188 .insert_message_after(message_2.id, Role::User, MessageStatus::Done, cx)
3189 .unwrap()
3190 });
3191 assert_eq!(
3192 messages(&conversation, cx),
3193 vec![
3194 (message_1.id, Role::User, 0..2),
3195 (message_2.id, Role::Assistant, 2..4),
3196 (message_4.id, Role::User, 4..5),
3197 (message_3.id, Role::User, 5..5),
3198 ]
3199 );
3200
3201 buffer.update(cx, |buffer, cx| {
3202 buffer.edit([(4..4, "C"), (5..5, "D")], None, cx)
3203 });
3204 assert_eq!(
3205 messages(&conversation, cx),
3206 vec![
3207 (message_1.id, Role::User, 0..2),
3208 (message_2.id, Role::Assistant, 2..4),
3209 (message_4.id, Role::User, 4..6),
3210 (message_3.id, Role::User, 6..7),
3211 ]
3212 );
3213
3214 // Deleting across message boundaries merges the messages.
3215 buffer.update(cx, |buffer, cx| buffer.edit([(1..4, "")], None, cx));
3216 assert_eq!(
3217 messages(&conversation, cx),
3218 vec![
3219 (message_1.id, Role::User, 0..3),
3220 (message_3.id, Role::User, 3..4),
3221 ]
3222 );
3223
3224 // Undoing the deletion should also undo the merge.
3225 buffer.update(cx, |buffer, cx| buffer.undo(cx));
3226 assert_eq!(
3227 messages(&conversation, cx),
3228 vec![
3229 (message_1.id, Role::User, 0..2),
3230 (message_2.id, Role::Assistant, 2..4),
3231 (message_4.id, Role::User, 4..6),
3232 (message_3.id, Role::User, 6..7),
3233 ]
3234 );
3235
3236 // Redoing the deletion should also redo the merge.
3237 buffer.update(cx, |buffer, cx| buffer.redo(cx));
3238 assert_eq!(
3239 messages(&conversation, cx),
3240 vec![
3241 (message_1.id, Role::User, 0..3),
3242 (message_3.id, Role::User, 3..4),
3243 ]
3244 );
3245
3246 // Ensure we can still insert after a merged message.
3247 let message_5 = conversation.update(cx, |conversation, cx| {
3248 conversation
3249 .insert_message_after(message_1.id, Role::System, MessageStatus::Done, cx)
3250 .unwrap()
3251 });
3252 assert_eq!(
3253 messages(&conversation, cx),
3254 vec![
3255 (message_1.id, Role::User, 0..3),
3256 (message_5.id, Role::System, 3..4),
3257 (message_3.id, Role::User, 4..5)
3258 ]
3259 );
3260 }
3261
3262 #[gpui::test]
3263 fn test_message_splitting(cx: &mut AppContext) {
3264 let settings_store = SettingsStore::test(cx);
3265 cx.set_global(settings_store);
3266 init(cx);
3267 let registry = Arc::new(LanguageRegistry::test());
3268 let completion_provider = Arc::new(FakeCompletionProvider::new());
3269
3270 let conversation =
3271 cx.build_model(|cx| Conversation::new(registry, cx, completion_provider));
3272 let buffer = conversation.read(cx).buffer.clone();
3273
3274 let message_1 = conversation.read(cx).message_anchors[0].clone();
3275 assert_eq!(
3276 messages(&conversation, cx),
3277 vec![(message_1.id, Role::User, 0..0)]
3278 );
3279
3280 buffer.update(cx, |buffer, cx| {
3281 buffer.edit([(0..0, "aaa\nbbb\nccc\nddd\n")], None, cx)
3282 });
3283
3284 let (_, message_2) =
3285 conversation.update(cx, |conversation, cx| conversation.split_message(3..3, cx));
3286 let message_2 = message_2.unwrap();
3287
3288 // We recycle newlines in the middle of a split message
3289 assert_eq!(buffer.read(cx).text(), "aaa\nbbb\nccc\nddd\n");
3290 assert_eq!(
3291 messages(&conversation, cx),
3292 vec![
3293 (message_1.id, Role::User, 0..4),
3294 (message_2.id, Role::User, 4..16),
3295 ]
3296 );
3297
3298 let (_, message_3) =
3299 conversation.update(cx, |conversation, cx| conversation.split_message(3..3, cx));
3300 let message_3 = message_3.unwrap();
3301
3302 // We don't recycle newlines at the end of a split message
3303 assert_eq!(buffer.read(cx).text(), "aaa\n\nbbb\nccc\nddd\n");
3304 assert_eq!(
3305 messages(&conversation, cx),
3306 vec![
3307 (message_1.id, Role::User, 0..4),
3308 (message_3.id, Role::User, 4..5),
3309 (message_2.id, Role::User, 5..17),
3310 ]
3311 );
3312
3313 let (_, message_4) =
3314 conversation.update(cx, |conversation, cx| conversation.split_message(9..9, cx));
3315 let message_4 = message_4.unwrap();
3316 assert_eq!(buffer.read(cx).text(), "aaa\n\nbbb\nccc\nddd\n");
3317 assert_eq!(
3318 messages(&conversation, cx),
3319 vec![
3320 (message_1.id, Role::User, 0..4),
3321 (message_3.id, Role::User, 4..5),
3322 (message_2.id, Role::User, 5..9),
3323 (message_4.id, Role::User, 9..17),
3324 ]
3325 );
3326
3327 let (_, message_5) =
3328 conversation.update(cx, |conversation, cx| conversation.split_message(9..9, cx));
3329 let message_5 = message_5.unwrap();
3330 assert_eq!(buffer.read(cx).text(), "aaa\n\nbbb\n\nccc\nddd\n");
3331 assert_eq!(
3332 messages(&conversation, cx),
3333 vec![
3334 (message_1.id, Role::User, 0..4),
3335 (message_3.id, Role::User, 4..5),
3336 (message_2.id, Role::User, 5..9),
3337 (message_4.id, Role::User, 9..10),
3338 (message_5.id, Role::User, 10..18),
3339 ]
3340 );
3341
3342 let (message_6, message_7) = conversation.update(cx, |conversation, cx| {
3343 conversation.split_message(14..16, cx)
3344 });
3345 let message_6 = message_6.unwrap();
3346 let message_7 = message_7.unwrap();
3347 assert_eq!(buffer.read(cx).text(), "aaa\n\nbbb\n\nccc\ndd\nd\n");
3348 assert_eq!(
3349 messages(&conversation, cx),
3350 vec![
3351 (message_1.id, Role::User, 0..4),
3352 (message_3.id, Role::User, 4..5),
3353 (message_2.id, Role::User, 5..9),
3354 (message_4.id, Role::User, 9..10),
3355 (message_5.id, Role::User, 10..14),
3356 (message_6.id, Role::User, 14..17),
3357 (message_7.id, Role::User, 17..19),
3358 ]
3359 );
3360 }
3361
3362 #[gpui::test]
3363 fn test_messages_for_offsets(cx: &mut AppContext) {
3364 let settings_store = SettingsStore::test(cx);
3365 cx.set_global(settings_store);
3366 init(cx);
3367 let registry = Arc::new(LanguageRegistry::test());
3368 let completion_provider = Arc::new(FakeCompletionProvider::new());
3369 let conversation =
3370 cx.build_model(|cx| Conversation::new(registry, cx, completion_provider));
3371 let buffer = conversation.read(cx).buffer.clone();
3372
3373 let message_1 = conversation.read(cx).message_anchors[0].clone();
3374 assert_eq!(
3375 messages(&conversation, cx),
3376 vec![(message_1.id, Role::User, 0..0)]
3377 );
3378
3379 buffer.update(cx, |buffer, cx| buffer.edit([(0..0, "aaa")], None, cx));
3380 let message_2 = conversation
3381 .update(cx, |conversation, cx| {
3382 conversation.insert_message_after(message_1.id, Role::User, MessageStatus::Done, cx)
3383 })
3384 .unwrap();
3385 buffer.update(cx, |buffer, cx| buffer.edit([(4..4, "bbb")], None, cx));
3386
3387 let message_3 = conversation
3388 .update(cx, |conversation, cx| {
3389 conversation.insert_message_after(message_2.id, Role::User, MessageStatus::Done, cx)
3390 })
3391 .unwrap();
3392 buffer.update(cx, |buffer, cx| buffer.edit([(8..8, "ccc")], None, cx));
3393
3394 assert_eq!(buffer.read(cx).text(), "aaa\nbbb\nccc");
3395 assert_eq!(
3396 messages(&conversation, cx),
3397 vec![
3398 (message_1.id, Role::User, 0..4),
3399 (message_2.id, Role::User, 4..8),
3400 (message_3.id, Role::User, 8..11)
3401 ]
3402 );
3403
3404 assert_eq!(
3405 message_ids_for_offsets(&conversation, &[0, 4, 9], cx),
3406 [message_1.id, message_2.id, message_3.id]
3407 );
3408 assert_eq!(
3409 message_ids_for_offsets(&conversation, &[0, 1, 11], cx),
3410 [message_1.id, message_3.id]
3411 );
3412
3413 let message_4 = conversation
3414 .update(cx, |conversation, cx| {
3415 conversation.insert_message_after(message_3.id, Role::User, MessageStatus::Done, cx)
3416 })
3417 .unwrap();
3418 assert_eq!(buffer.read(cx).text(), "aaa\nbbb\nccc\n");
3419 assert_eq!(
3420 messages(&conversation, cx),
3421 vec![
3422 (message_1.id, Role::User, 0..4),
3423 (message_2.id, Role::User, 4..8),
3424 (message_3.id, Role::User, 8..12),
3425 (message_4.id, Role::User, 12..12)
3426 ]
3427 );
3428 assert_eq!(
3429 message_ids_for_offsets(&conversation, &[0, 4, 8, 12], cx),
3430 [message_1.id, message_2.id, message_3.id, message_4.id]
3431 );
3432
3433 fn message_ids_for_offsets(
3434 conversation: &Model<Conversation>,
3435 offsets: &[usize],
3436 cx: &AppContext,
3437 ) -> Vec<MessageId> {
3438 conversation
3439 .read(cx)
3440 .messages_for_offsets(offsets.iter().copied(), cx)
3441 .into_iter()
3442 .map(|message| message.id)
3443 .collect()
3444 }
3445 }
3446
3447 #[gpui::test]
3448 fn test_serialization(cx: &mut AppContext) {
3449 let settings_store = SettingsStore::test(cx);
3450 cx.set_global(settings_store);
3451 init(cx);
3452 let registry = Arc::new(LanguageRegistry::test());
3453 let completion_provider = Arc::new(FakeCompletionProvider::new());
3454 let conversation =
3455 cx.build_model(|cx| Conversation::new(registry.clone(), cx, completion_provider));
3456 let buffer = conversation.read(cx).buffer.clone();
3457 let message_0 = conversation.read(cx).message_anchors[0].id;
3458 let message_1 = conversation.update(cx, |conversation, cx| {
3459 conversation
3460 .insert_message_after(message_0, Role::Assistant, MessageStatus::Done, cx)
3461 .unwrap()
3462 });
3463 let message_2 = conversation.update(cx, |conversation, cx| {
3464 conversation
3465 .insert_message_after(message_1.id, Role::System, MessageStatus::Done, cx)
3466 .unwrap()
3467 });
3468 buffer.update(cx, |buffer, cx| {
3469 buffer.edit([(0..0, "a"), (1..1, "b\nc")], None, cx);
3470 buffer.finalize_last_transaction();
3471 });
3472 let _message_3 = conversation.update(cx, |conversation, cx| {
3473 conversation
3474 .insert_message_after(message_2.id, Role::System, MessageStatus::Done, cx)
3475 .unwrap()
3476 });
3477 buffer.update(cx, |buffer, cx| buffer.undo(cx));
3478 assert_eq!(buffer.read(cx).text(), "a\nb\nc\n");
3479 assert_eq!(
3480 messages(&conversation, cx),
3481 [
3482 (message_0, Role::User, 0..2),
3483 (message_1.id, Role::Assistant, 2..6),
3484 (message_2.id, Role::System, 6..6),
3485 ]
3486 );
3487
3488 let deserialized_conversation = cx.build_model(|cx| {
3489 Conversation::deserialize(
3490 conversation.read(cx).serialize(cx),
3491 Default::default(),
3492 registry.clone(),
3493 cx,
3494 )
3495 });
3496 let deserialized_buffer = deserialized_conversation.read(cx).buffer.clone();
3497 assert_eq!(deserialized_buffer.read(cx).text(), "a\nb\nc\n");
3498 assert_eq!(
3499 messages(&deserialized_conversation, cx),
3500 [
3501 (message_0, Role::User, 0..2),
3502 (message_1.id, Role::Assistant, 2..6),
3503 (message_2.id, Role::System, 6..6),
3504 ]
3505 );
3506 }
3507
3508 fn messages(
3509 conversation: &Model<Conversation>,
3510 cx: &AppContext,
3511 ) -> Vec<(MessageId, Role, Range<usize>)> {
3512 conversation
3513 .read(cx)
3514 .messages(cx)
3515 .map(|message| (message.id, message.role, message.offset_range))
3516 .collect()
3517 }
3518}
3519
3520fn report_assistant_event(
3521 workspace: WeakView<Workspace>,
3522 conversation_id: Option<String>,
3523 assistant_kind: AssistantKind,
3524 cx: &AppContext,
3525) {
3526 let Some(workspace) = workspace.upgrade() else {
3527 return;
3528 };
3529
3530 let client = workspace.read(cx).project().read(cx).client();
3531 let telemetry = client.telemetry();
3532
3533 let model = AssistantSettings::get_global(cx)
3534 .default_open_ai_model
3535 .clone();
3536
3537 let telemetry_settings = TelemetrySettings::get_global(cx).clone();
3538
3539 telemetry.report_assistant_event(
3540 telemetry_settings,
3541 conversation_id,
3542 assistant_kind,
3543 model.full_name(),
3544 )
3545}