1use agent::{
2 context_store::ContextStore,
3 thread_store::{TextThreadStore, ThreadStore},
4};
5use collections::VecDeque;
6use editor::actions::Paste;
7use editor::display_map::EditorMargins;
8use editor::{
9 ContextMenuOptions, Editor, EditorElement, EditorEvent, EditorMode, EditorStyle, MultiBuffer,
10 actions::{MoveDown, MoveUp},
11};
12use fs::Fs;
13use gpui::{
14 AnyElement, App, ClipboardEntry, Context, CursorStyle, Entity, EventEmitter, FocusHandle,
15 Focusable, Subscription, TextStyle, WeakEntity, Window,
16};
17use language_model::{LanguageModel, LanguageModelRegistry};
18use parking_lot::Mutex;
19use settings::Settings;
20use std::cmp;
21use std::rc::Rc;
22use std::sync::Arc;
23use theme::ThemeSettings;
24use ui::utils::WithRemSize;
25use ui::{KeyBinding, PopoverMenuHandle, Tooltip, prelude::*};
26use workspace::Workspace;
27use zed_actions::agent::ToggleModelSelector;
28
29use crate::agent_model_selector::AgentModelSelector;
30use crate::buffer_codegen::BufferCodegen;
31use crate::context_picker::{ContextPicker, ContextPickerCompletionProvider};
32use crate::context_strip::{ContextStrip, ContextStripEvent, SuggestContextKind};
33use crate::message_editor::{ContextCreasesAddon, extract_message_creases, insert_message_creases};
34use crate::terminal_codegen::TerminalCodegen;
35use crate::{CycleNextInlineAssist, CyclePreviousInlineAssist, ModelUsageContext};
36use crate::{RemoveAllContext, ToggleContextPicker};
37
38pub struct PromptEditor<T> {
39 pub editor: Entity<Editor>,
40 mode: PromptEditorMode,
41 context_store: Entity<ContextStore>,
42 context_strip: Entity<ContextStrip>,
43 context_picker_menu_handle: PopoverMenuHandle<ContextPicker>,
44 model_selector: Entity<AgentModelSelector>,
45 edited_since_done: bool,
46 prompt_history: VecDeque<String>,
47 prompt_history_ix: Option<usize>,
48 pending_prompt: String,
49 _codegen_subscription: Subscription,
50 editor_subscriptions: Vec<Subscription>,
51 _context_strip_subscription: Subscription,
52 show_rate_limit_notice: bool,
53 _phantom: std::marker::PhantomData<T>,
54}
55
56impl<T: 'static> EventEmitter<PromptEditorEvent> for PromptEditor<T> {}
57
58impl<T: 'static> Render for PromptEditor<T> {
59 fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
60 let ui_font_size = ThemeSettings::get_global(cx).ui_font_size(cx);
61 let mut buttons = Vec::new();
62
63 const RIGHT_PADDING: Pixels = px(9.);
64
65 let (left_gutter_width, right_padding) = match &self.mode {
66 PromptEditorMode::Buffer {
67 id: _,
68 codegen,
69 editor_margins,
70 } => {
71 let codegen = codegen.read(cx);
72
73 if codegen.alternative_count(cx) > 1 {
74 buttons.push(self.render_cycle_controls(codegen, cx));
75 }
76
77 let editor_margins = editor_margins.lock();
78 let gutter = editor_margins.gutter;
79
80 let left_gutter_width = gutter.full_width() + (gutter.margin / 2.0);
81 let right_padding = editor_margins.right + RIGHT_PADDING;
82
83 (left_gutter_width, right_padding)
84 }
85 PromptEditorMode::Terminal { .. } => {
86 // Give the equivalent of the same left-padding that we're using on the right
87 (Pixels::from(40.0), Pixels::from(24.))
88 }
89 };
90
91 let bottom_padding = match &self.mode {
92 PromptEditorMode::Buffer { .. } => rems_from_px(2.0),
93 PromptEditorMode::Terminal { .. } => rems_from_px(8.0),
94 };
95
96 buttons.extend(self.render_buttons(window, cx));
97
98 v_flex()
99 .key_context("PromptEditor")
100 .capture_action(cx.listener(Self::paste))
101 .bg(cx.theme().colors().editor_background)
102 .block_mouse_except_scroll()
103 .gap_0p5()
104 .border_y_1()
105 .border_color(cx.theme().status().info_border)
106 .size_full()
107 .pt_0p5()
108 .pb(bottom_padding)
109 .pr(right_padding)
110 .child(
111 h_flex()
112 .items_start()
113 .cursor(CursorStyle::Arrow)
114 .on_action(cx.listener(Self::toggle_context_picker))
115 .on_action(cx.listener(|this, _: &ToggleModelSelector, window, cx| {
116 this.model_selector
117 .update(cx, |model_selector, cx| model_selector.toggle(window, cx));
118 }))
119 .on_action(cx.listener(Self::confirm))
120 .on_action(cx.listener(Self::cancel))
121 .on_action(cx.listener(Self::move_up))
122 .on_action(cx.listener(Self::move_down))
123 .on_action(cx.listener(Self::remove_all_context))
124 .capture_action(cx.listener(Self::cycle_prev))
125 .capture_action(cx.listener(Self::cycle_next))
126 .child(
127 WithRemSize::new(ui_font_size)
128 .flex()
129 .flex_row()
130 .flex_shrink_0()
131 .items_center()
132 .h_full()
133 .w(left_gutter_width)
134 .justify_center()
135 .gap_2()
136 .child(self.render_close_button(cx))
137 .map(|el| {
138 let CodegenStatus::Error(error) = self.codegen_status(cx) else {
139 return el;
140 };
141
142 let error_message = SharedString::from(error.to_string());
143 el.child(
144 div()
145 .id("error")
146 .tooltip(Tooltip::text(error_message))
147 .child(
148 Icon::new(IconName::XCircle)
149 .size(IconSize::Small)
150 .color(Color::Error),
151 ),
152 )
153 }),
154 )
155 .child(
156 h_flex()
157 .w_full()
158 .justify_between()
159 .child(div().flex_1().child(self.render_editor(window, cx)))
160 .child(
161 WithRemSize::new(ui_font_size)
162 .flex()
163 .flex_row()
164 .items_center()
165 .gap_1()
166 .children(buttons),
167 ),
168 ),
169 )
170 .child(
171 WithRemSize::new(ui_font_size)
172 .flex()
173 .flex_row()
174 .items_center()
175 .child(h_flex().flex_shrink_0().w(left_gutter_width))
176 .child(
177 h_flex()
178 .w_full()
179 .pl_1()
180 .items_start()
181 .justify_between()
182 .child(self.context_strip.clone())
183 .child(self.model_selector.clone()),
184 ),
185 )
186 }
187}
188
189impl<T: 'static> Focusable for PromptEditor<T> {
190 fn focus_handle(&self, cx: &App) -> FocusHandle {
191 self.editor.focus_handle(cx)
192 }
193}
194
195impl<T: 'static> PromptEditor<T> {
196 const MAX_LINES: u8 = 8;
197
198 fn codegen_status<'a>(&'a self, cx: &'a App) -> &'a CodegenStatus {
199 match &self.mode {
200 PromptEditorMode::Buffer { codegen, .. } => codegen.read(cx).status(cx),
201 PromptEditorMode::Terminal { codegen, .. } => &codegen.read(cx).status,
202 }
203 }
204
205 fn subscribe_to_editor(&mut self, window: &mut Window, cx: &mut Context<Self>) {
206 self.editor_subscriptions.clear();
207 self.editor_subscriptions.push(cx.subscribe_in(
208 &self.editor,
209 window,
210 Self::handle_prompt_editor_events,
211 ));
212 }
213
214 pub fn set_show_cursor_when_unfocused(
215 &mut self,
216 show_cursor_when_unfocused: bool,
217 cx: &mut Context<Self>,
218 ) {
219 self.editor.update(cx, |editor, cx| {
220 editor.set_show_cursor_when_unfocused(show_cursor_when_unfocused, cx)
221 });
222 }
223
224 pub fn unlink(&mut self, window: &mut Window, cx: &mut Context<Self>) {
225 let prompt = self.prompt(cx);
226 let existing_creases = self.editor.update(cx, extract_message_creases);
227
228 let focus = self.editor.focus_handle(cx).contains_focused(window, cx);
229 self.editor = cx.new(|cx| {
230 let mut editor = Editor::auto_height(1, Self::MAX_LINES as usize, window, cx);
231 editor.set_soft_wrap_mode(language::language_settings::SoftWrap::EditorWidth, cx);
232 editor.set_placeholder_text("Add a prompt…", window, cx);
233 editor.set_text(prompt, window, cx);
234 insert_message_creases(
235 &mut editor,
236 &existing_creases,
237 &self.context_store,
238 window,
239 cx,
240 );
241
242 if focus {
243 window.focus(&editor.focus_handle(cx));
244 }
245 editor
246 });
247 self.subscribe_to_editor(window, cx);
248 }
249
250 pub fn placeholder_text(mode: &PromptEditorMode, window: &mut Window, cx: &mut App) -> String {
251 let action = match mode {
252 PromptEditorMode::Buffer { codegen, .. } => {
253 if codegen.read(cx).is_insertion {
254 "Generate"
255 } else {
256 "Transform"
257 }
258 }
259 PromptEditorMode::Terminal { .. } => "Generate",
260 };
261
262 let agent_panel_keybinding =
263 ui::text_for_action(&zed_actions::assistant::ToggleFocus, window, cx)
264 .map(|keybinding| format!("{keybinding} to chat ― "))
265 .unwrap_or_default();
266
267 format!("{action}… ({agent_panel_keybinding}↓↑ for history)")
268 }
269
270 pub fn prompt(&self, cx: &App) -> String {
271 self.editor.read(cx).text(cx)
272 }
273
274 fn paste(&mut self, _: &Paste, _window: &mut Window, cx: &mut Context<Self>) {
275 let images = cx
276 .read_from_clipboard()
277 .map(|item| {
278 item.into_entries()
279 .filter_map(|entry| {
280 if let ClipboardEntry::Image(image) = entry {
281 Some(image)
282 } else {
283 None
284 }
285 })
286 .collect::<Vec<_>>()
287 })
288 .unwrap_or_default();
289
290 if images.is_empty() {
291 return;
292 }
293 cx.stop_propagation();
294
295 self.context_store.update(cx, |store, cx| {
296 for image in images {
297 store.add_image_instance(Arc::new(image), cx);
298 }
299 });
300 }
301
302 fn handle_prompt_editor_events(
303 &mut self,
304 _: &Entity<Editor>,
305 event: &EditorEvent,
306 window: &mut Window,
307 cx: &mut Context<Self>,
308 ) {
309 match event {
310 EditorEvent::Edited { .. } => {
311 if let Some(workspace) = window.root::<Workspace>().flatten() {
312 workspace.update(cx, |workspace, cx| {
313 let is_via_ssh = workspace.project().read(cx).is_via_remote_server();
314
315 workspace
316 .client()
317 .telemetry()
318 .log_edit_event("inline assist", is_via_ssh);
319 });
320 }
321 let prompt = self.editor.read(cx).text(cx);
322 if self
323 .prompt_history_ix
324 .is_none_or(|ix| self.prompt_history[ix] != prompt)
325 {
326 self.prompt_history_ix.take();
327 self.pending_prompt = prompt;
328 }
329
330 self.edited_since_done = true;
331 cx.notify();
332 }
333 EditorEvent::Blurred => {
334 if self.show_rate_limit_notice {
335 self.show_rate_limit_notice = false;
336 cx.notify();
337 }
338 }
339 _ => {}
340 }
341 }
342
343 fn toggle_context_picker(
344 &mut self,
345 _: &ToggleContextPicker,
346 window: &mut Window,
347 cx: &mut Context<Self>,
348 ) {
349 self.context_picker_menu_handle.toggle(window, cx);
350 }
351
352 pub fn remove_all_context(
353 &mut self,
354 _: &RemoveAllContext,
355 _window: &mut Window,
356 cx: &mut Context<Self>,
357 ) {
358 self.context_store.update(cx, |store, cx| store.clear(cx));
359 cx.notify();
360 }
361
362 fn cancel(
363 &mut self,
364 _: &editor::actions::Cancel,
365 _window: &mut Window,
366 cx: &mut Context<Self>,
367 ) {
368 match self.codegen_status(cx) {
369 CodegenStatus::Idle | CodegenStatus::Done | CodegenStatus::Error(_) => {
370 cx.emit(PromptEditorEvent::CancelRequested);
371 }
372 CodegenStatus::Pending => {
373 cx.emit(PromptEditorEvent::StopRequested);
374 }
375 }
376 }
377
378 fn confirm(&mut self, _: &menu::Confirm, _window: &mut Window, cx: &mut Context<Self>) {
379 match self.codegen_status(cx) {
380 CodegenStatus::Idle => {
381 cx.emit(PromptEditorEvent::StartRequested);
382 }
383 CodegenStatus::Pending => {}
384 CodegenStatus::Done => {
385 if self.edited_since_done {
386 cx.emit(PromptEditorEvent::StartRequested);
387 } else {
388 cx.emit(PromptEditorEvent::ConfirmRequested { execute: false });
389 }
390 }
391 CodegenStatus::Error(_) => {
392 cx.emit(PromptEditorEvent::StartRequested);
393 }
394 }
395 }
396
397 fn move_up(&mut self, _: &MoveUp, window: &mut Window, cx: &mut Context<Self>) {
398 if let Some(ix) = self.prompt_history_ix {
399 if ix > 0 {
400 self.prompt_history_ix = Some(ix - 1);
401 let prompt = self.prompt_history[ix - 1].as_str();
402 self.editor.update(cx, |editor, cx| {
403 editor.set_text(prompt, window, cx);
404 editor.move_to_beginning(&Default::default(), window, cx);
405 });
406 }
407 } else if !self.prompt_history.is_empty() {
408 self.prompt_history_ix = Some(self.prompt_history.len() - 1);
409 let prompt = self.prompt_history[self.prompt_history.len() - 1].as_str();
410 self.editor.update(cx, |editor, cx| {
411 editor.set_text(prompt, window, cx);
412 editor.move_to_beginning(&Default::default(), window, cx);
413 });
414 }
415 }
416
417 fn move_down(&mut self, _: &MoveDown, window: &mut Window, cx: &mut Context<Self>) {
418 if let Some(ix) = self.prompt_history_ix {
419 if ix < self.prompt_history.len() - 1 {
420 self.prompt_history_ix = Some(ix + 1);
421 let prompt = self.prompt_history[ix + 1].as_str();
422 self.editor.update(cx, |editor, cx| {
423 editor.set_text(prompt, window, cx);
424 editor.move_to_end(&Default::default(), window, cx)
425 });
426 } else {
427 self.prompt_history_ix = None;
428 let prompt = self.pending_prompt.as_str();
429 self.editor.update(cx, |editor, cx| {
430 editor.set_text(prompt, window, cx);
431 editor.move_to_end(&Default::default(), window, cx)
432 });
433 }
434 } else if self.context_strip.read(cx).has_context_items(cx) {
435 self.context_strip.focus_handle(cx).focus(window);
436 }
437 }
438
439 fn render_buttons(&self, _window: &mut Window, cx: &mut Context<Self>) -> Vec<AnyElement> {
440 let mode = match &self.mode {
441 PromptEditorMode::Buffer { codegen, .. } => {
442 let codegen = codegen.read(cx);
443 if codegen.is_insertion {
444 GenerationMode::Generate
445 } else {
446 GenerationMode::Transform
447 }
448 }
449 PromptEditorMode::Terminal { .. } => GenerationMode::Generate,
450 };
451
452 let codegen_status = self.codegen_status(cx);
453
454 match codegen_status {
455 CodegenStatus::Idle => {
456 vec![
457 Button::new("start", mode.start_label())
458 .label_size(LabelSize::Small)
459 .icon(IconName::Return)
460 .icon_size(IconSize::XSmall)
461 .icon_color(Color::Muted)
462 .on_click(
463 cx.listener(|_, _, _, cx| cx.emit(PromptEditorEvent::StartRequested)),
464 )
465 .into_any_element(),
466 ]
467 }
468 CodegenStatus::Pending => vec![
469 IconButton::new("stop", IconName::Stop)
470 .icon_color(Color::Error)
471 .tooltip(move |window, cx| {
472 Tooltip::with_meta(
473 mode.tooltip_interrupt(),
474 Some(&menu::Cancel),
475 "Changes won't be discarded",
476 window,
477 cx,
478 )
479 })
480 .on_click(cx.listener(|_, _, _, cx| cx.emit(PromptEditorEvent::StopRequested)))
481 .into_any_element(),
482 ],
483 CodegenStatus::Done | CodegenStatus::Error(_) => {
484 let has_error = matches!(codegen_status, CodegenStatus::Error(_));
485 if has_error || self.edited_since_done {
486 vec![
487 IconButton::new("restart", IconName::RotateCw)
488 .icon_color(Color::Info)
489 .tooltip(move |window, cx| {
490 Tooltip::with_meta(
491 mode.tooltip_restart(),
492 Some(&menu::Confirm),
493 "Changes will be discarded",
494 window,
495 cx,
496 )
497 })
498 .on_click(cx.listener(|_, _, _, cx| {
499 cx.emit(PromptEditorEvent::StartRequested);
500 }))
501 .into_any_element(),
502 ]
503 } else {
504 let accept = IconButton::new("accept", IconName::Check)
505 .icon_color(Color::Info)
506 .tooltip(move |window, cx| {
507 Tooltip::for_action(mode.tooltip_accept(), &menu::Confirm, window, cx)
508 })
509 .on_click(cx.listener(|_, _, _, cx| {
510 cx.emit(PromptEditorEvent::ConfirmRequested { execute: false });
511 }))
512 .into_any_element();
513
514 match &self.mode {
515 PromptEditorMode::Terminal { .. } => vec![
516 accept,
517 IconButton::new("confirm", IconName::PlayFilled)
518 .icon_color(Color::Info)
519 .tooltip(|window, cx| {
520 Tooltip::for_action(
521 "Execute Generated Command",
522 &menu::SecondaryConfirm,
523 window,
524 cx,
525 )
526 })
527 .on_click(cx.listener(|_, _, _, cx| {
528 cx.emit(PromptEditorEvent::ConfirmRequested { execute: true });
529 }))
530 .into_any_element(),
531 ],
532 PromptEditorMode::Buffer { .. } => vec![accept],
533 }
534 }
535 }
536 }
537 }
538
539 fn cycle_prev(
540 &mut self,
541 _: &CyclePreviousInlineAssist,
542 _: &mut Window,
543 cx: &mut Context<Self>,
544 ) {
545 match &self.mode {
546 PromptEditorMode::Buffer { codegen, .. } => {
547 codegen.update(cx, |codegen, cx| codegen.cycle_prev(cx));
548 }
549 PromptEditorMode::Terminal { .. } => {
550 // no cycle buttons in terminal mode
551 }
552 }
553 }
554
555 fn cycle_next(&mut self, _: &CycleNextInlineAssist, _: &mut Window, cx: &mut Context<Self>) {
556 match &self.mode {
557 PromptEditorMode::Buffer { codegen, .. } => {
558 codegen.update(cx, |codegen, cx| codegen.cycle_next(cx));
559 }
560 PromptEditorMode::Terminal { .. } => {
561 // no cycle buttons in terminal mode
562 }
563 }
564 }
565
566 fn render_close_button(&self, cx: &mut Context<Self>) -> AnyElement {
567 IconButton::new("cancel", IconName::Close)
568 .icon_color(Color::Muted)
569 .tooltip(Tooltip::text("Close Assistant"))
570 .on_click(cx.listener(|_, _, _, cx| cx.emit(PromptEditorEvent::CancelRequested)))
571 .into_any_element()
572 }
573
574 fn render_cycle_controls(&self, codegen: &BufferCodegen, cx: &Context<Self>) -> AnyElement {
575 let disabled = matches!(codegen.status(cx), CodegenStatus::Idle);
576
577 let model_registry = LanguageModelRegistry::read_global(cx);
578 let default_model = model_registry.default_model().map(|default| default.model);
579 let alternative_models = model_registry.inline_alternative_models();
580
581 let get_model_name = |index: usize| -> String {
582 let name = |model: &Arc<dyn LanguageModel>| model.name().0.to_string();
583
584 match index {
585 0 => default_model.as_ref().map_or_else(String::new, name),
586 index if index <= alternative_models.len() => alternative_models
587 .get(index - 1)
588 .map_or_else(String::new, name),
589 _ => String::new(),
590 }
591 };
592
593 let total_models = alternative_models.len() + 1;
594
595 if total_models <= 1 {
596 return div().into_any_element();
597 }
598
599 let current_index = codegen.active_alternative;
600 let prev_index = (current_index + total_models - 1) % total_models;
601 let next_index = (current_index + 1) % total_models;
602
603 let prev_model_name = get_model_name(prev_index);
604 let next_model_name = get_model_name(next_index);
605
606 h_flex()
607 .child(
608 IconButton::new("previous", IconName::ChevronLeft)
609 .icon_color(Color::Muted)
610 .disabled(disabled || current_index == 0)
611 .tooltip({
612 let focus_handle = self.editor.focus_handle(cx);
613 move |window, cx| {
614 cx.new(|cx| {
615 let mut tooltip = Tooltip::new("Previous Alternative").key_binding(
616 KeyBinding::for_action_in(
617 &CyclePreviousInlineAssist,
618 &focus_handle,
619 window,
620 cx,
621 ),
622 );
623 if !disabled && current_index != 0 {
624 tooltip = tooltip.meta(prev_model_name.clone());
625 }
626 tooltip
627 })
628 .into()
629 }
630 })
631 .on_click(cx.listener(|this, _, window, cx| {
632 this.cycle_prev(&CyclePreviousInlineAssist, window, cx);
633 })),
634 )
635 .child(
636 Label::new(format!(
637 "{}/{}",
638 codegen.active_alternative + 1,
639 codegen.alternative_count(cx)
640 ))
641 .size(LabelSize::Small)
642 .color(if disabled {
643 Color::Disabled
644 } else {
645 Color::Muted
646 }),
647 )
648 .child(
649 IconButton::new("next", IconName::ChevronRight)
650 .icon_color(Color::Muted)
651 .disabled(disabled || current_index == total_models - 1)
652 .tooltip({
653 let focus_handle = self.editor.focus_handle(cx);
654 move |window, cx| {
655 cx.new(|cx| {
656 let mut tooltip = Tooltip::new("Next Alternative").key_binding(
657 KeyBinding::for_action_in(
658 &CycleNextInlineAssist,
659 &focus_handle,
660 window,
661 cx,
662 ),
663 );
664 if !disabled && current_index != total_models - 1 {
665 tooltip = tooltip.meta(next_model_name.clone());
666 }
667 tooltip
668 })
669 .into()
670 }
671 })
672 .on_click(cx.listener(|this, _, window, cx| {
673 this.cycle_next(&CycleNextInlineAssist, window, cx)
674 })),
675 )
676 .into_any_element()
677 }
678
679 fn render_editor(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> AnyElement {
680 let colors = cx.theme().colors();
681
682 div()
683 .key_context("InlineAssistEditor")
684 .size_full()
685 .p_2()
686 .pl_1()
687 .bg(colors.editor_background)
688 .child({
689 let settings = ThemeSettings::get_global(cx);
690 let font_size = settings.buffer_font_size(cx);
691 let line_height = font_size * 1.2;
692
693 let text_style = TextStyle {
694 color: colors.editor_foreground,
695 font_family: settings.buffer_font.family.clone(),
696 font_features: settings.buffer_font.features.clone(),
697 font_size: font_size.into(),
698 line_height: line_height.into(),
699 ..Default::default()
700 };
701
702 EditorElement::new(
703 &self.editor,
704 EditorStyle {
705 background: colors.editor_background,
706 local_player: cx.theme().players().local(),
707 text: text_style,
708 ..Default::default()
709 },
710 )
711 })
712 .into_any_element()
713 }
714
715 fn handle_context_strip_event(
716 &mut self,
717 _context_strip: &Entity<ContextStrip>,
718 event: &ContextStripEvent,
719 window: &mut Window,
720 cx: &mut Context<Self>,
721 ) {
722 match event {
723 ContextStripEvent::PickerDismissed
724 | ContextStripEvent::BlurredEmpty
725 | ContextStripEvent::BlurredUp => self.editor.focus_handle(cx).focus(window),
726 ContextStripEvent::BlurredDown => {}
727 }
728 }
729}
730
731pub enum PromptEditorMode {
732 Buffer {
733 id: InlineAssistId,
734 codegen: Entity<BufferCodegen>,
735 editor_margins: Arc<Mutex<EditorMargins>>,
736 },
737 Terminal {
738 id: TerminalInlineAssistId,
739 codegen: Entity<TerminalCodegen>,
740 height_in_lines: u8,
741 },
742}
743
744pub enum PromptEditorEvent {
745 StartRequested,
746 StopRequested,
747 ConfirmRequested { execute: bool },
748 CancelRequested,
749 Resized { height_in_lines: u8 },
750}
751
752#[derive(Copy, Clone, Default, Debug, PartialEq, Eq, Hash)]
753pub struct InlineAssistId(pub usize);
754
755impl InlineAssistId {
756 pub fn post_inc(&mut self) -> InlineAssistId {
757 let id = *self;
758 self.0 += 1;
759 id
760 }
761}
762
763impl PromptEditor<BufferCodegen> {
764 pub fn new_buffer(
765 id: InlineAssistId,
766 editor_margins: Arc<Mutex<EditorMargins>>,
767 prompt_history: VecDeque<String>,
768 prompt_buffer: Entity<MultiBuffer>,
769 codegen: Entity<BufferCodegen>,
770 fs: Arc<dyn Fs>,
771 context_store: Entity<ContextStore>,
772 workspace: WeakEntity<Workspace>,
773 thread_store: Option<WeakEntity<ThreadStore>>,
774 text_thread_store: Option<WeakEntity<TextThreadStore>>,
775 window: &mut Window,
776 cx: &mut Context<PromptEditor<BufferCodegen>>,
777 ) -> PromptEditor<BufferCodegen> {
778 let codegen_subscription = cx.observe(&codegen, Self::handle_codegen_changed);
779 let codegen_buffer = codegen.read(cx).buffer(cx).read(cx).as_singleton();
780 let mode = PromptEditorMode::Buffer {
781 id,
782 codegen,
783 editor_margins,
784 };
785
786 let prompt_editor = cx.new(|cx| {
787 let mut editor = Editor::new(
788 EditorMode::AutoHeight {
789 min_lines: 1,
790 max_lines: Some(Self::MAX_LINES as usize),
791 },
792 prompt_buffer,
793 None,
794 window,
795 cx,
796 );
797 editor.set_soft_wrap_mode(language::language_settings::SoftWrap::EditorWidth, cx);
798 // Since the prompt editors for all inline assistants are linked,
799 // always show the cursor (even when it isn't focused) because
800 // typing in one will make what you typed appear in all of them.
801 editor.set_show_cursor_when_unfocused(true, cx);
802 editor.set_placeholder_text(&Self::placeholder_text(&mode, window, cx), window, cx);
803 editor.register_addon(ContextCreasesAddon::new());
804 editor.set_context_menu_options(ContextMenuOptions {
805 min_entries_visible: 12,
806 max_entries_visible: 12,
807 placement: None,
808 });
809
810 editor
811 });
812
813 let prompt_editor_entity = prompt_editor.downgrade();
814 prompt_editor.update(cx, |editor, _| {
815 editor.set_completion_provider(Some(Rc::new(ContextPickerCompletionProvider::new(
816 workspace.clone(),
817 context_store.downgrade(),
818 thread_store.clone(),
819 text_thread_store.clone(),
820 prompt_editor_entity,
821 codegen_buffer.as_ref().map(Entity::downgrade),
822 ))));
823 });
824
825 let context_picker_menu_handle = PopoverMenuHandle::default();
826 let model_selector_menu_handle = PopoverMenuHandle::default();
827
828 let context_strip = cx.new(|cx| {
829 ContextStrip::new(
830 context_store.clone(),
831 workspace.clone(),
832 thread_store.clone(),
833 text_thread_store.clone(),
834 context_picker_menu_handle.clone(),
835 SuggestContextKind::Thread,
836 ModelUsageContext::InlineAssistant,
837 window,
838 cx,
839 )
840 });
841
842 let context_strip_subscription =
843 cx.subscribe_in(&context_strip, window, Self::handle_context_strip_event);
844
845 let mut this: PromptEditor<BufferCodegen> = PromptEditor {
846 editor: prompt_editor.clone(),
847 context_store,
848 context_strip,
849 context_picker_menu_handle,
850 model_selector: cx.new(|cx| {
851 AgentModelSelector::new(
852 fs,
853 model_selector_menu_handle,
854 prompt_editor.focus_handle(cx),
855 ModelUsageContext::InlineAssistant,
856 window,
857 cx,
858 )
859 }),
860 edited_since_done: false,
861 prompt_history,
862 prompt_history_ix: None,
863 pending_prompt: String::new(),
864 _codegen_subscription: codegen_subscription,
865 editor_subscriptions: Vec::new(),
866 _context_strip_subscription: context_strip_subscription,
867 show_rate_limit_notice: false,
868 mode,
869 _phantom: Default::default(),
870 };
871
872 this.subscribe_to_editor(window, cx);
873 this
874 }
875
876 fn handle_codegen_changed(
877 &mut self,
878 _: Entity<BufferCodegen>,
879 cx: &mut Context<PromptEditor<BufferCodegen>>,
880 ) {
881 match self.codegen_status(cx) {
882 CodegenStatus::Idle => {
883 self.editor
884 .update(cx, |editor, _| editor.set_read_only(false));
885 }
886 CodegenStatus::Pending => {
887 self.editor
888 .update(cx, |editor, _| editor.set_read_only(true));
889 }
890 CodegenStatus::Done => {
891 self.edited_since_done = false;
892 self.editor
893 .update(cx, |editor, _| editor.set_read_only(false));
894 }
895 CodegenStatus::Error(_error) => {
896 self.edited_since_done = false;
897 self.editor
898 .update(cx, |editor, _| editor.set_read_only(false));
899 }
900 }
901 }
902
903 pub fn id(&self) -> InlineAssistId {
904 match &self.mode {
905 PromptEditorMode::Buffer { id, .. } => *id,
906 PromptEditorMode::Terminal { .. } => unreachable!(),
907 }
908 }
909
910 pub fn codegen(&self) -> &Entity<BufferCodegen> {
911 match &self.mode {
912 PromptEditorMode::Buffer { codegen, .. } => codegen,
913 PromptEditorMode::Terminal { .. } => unreachable!(),
914 }
915 }
916
917 pub fn editor_margins(&self) -> &Arc<Mutex<EditorMargins>> {
918 match &self.mode {
919 PromptEditorMode::Buffer { editor_margins, .. } => editor_margins,
920 PromptEditorMode::Terminal { .. } => unreachable!(),
921 }
922 }
923}
924
925#[derive(Copy, Clone, Default, Debug, PartialEq, Eq, Hash)]
926pub struct TerminalInlineAssistId(pub usize);
927
928impl TerminalInlineAssistId {
929 pub fn post_inc(&mut self) -> TerminalInlineAssistId {
930 let id = *self;
931 self.0 += 1;
932 id
933 }
934}
935
936impl PromptEditor<TerminalCodegen> {
937 pub fn new_terminal(
938 id: TerminalInlineAssistId,
939 prompt_history: VecDeque<String>,
940 prompt_buffer: Entity<MultiBuffer>,
941 codegen: Entity<TerminalCodegen>,
942 fs: Arc<dyn Fs>,
943 context_store: Entity<ContextStore>,
944 workspace: WeakEntity<Workspace>,
945 thread_store: Option<WeakEntity<ThreadStore>>,
946 text_thread_store: Option<WeakEntity<TextThreadStore>>,
947 window: &mut Window,
948 cx: &mut Context<Self>,
949 ) -> Self {
950 let codegen_subscription = cx.observe(&codegen, Self::handle_codegen_changed);
951 let mode = PromptEditorMode::Terminal {
952 id,
953 codegen,
954 height_in_lines: 1,
955 };
956
957 let prompt_editor = cx.new(|cx| {
958 let mut editor = Editor::new(
959 EditorMode::AutoHeight {
960 min_lines: 1,
961 max_lines: Some(Self::MAX_LINES as usize),
962 },
963 prompt_buffer,
964 None,
965 window,
966 cx,
967 );
968 editor.set_soft_wrap_mode(language::language_settings::SoftWrap::EditorWidth, cx);
969 editor.set_placeholder_text(&Self::placeholder_text(&mode, window, cx), window, cx);
970 editor.set_context_menu_options(ContextMenuOptions {
971 min_entries_visible: 12,
972 max_entries_visible: 12,
973 placement: None,
974 });
975 editor
976 });
977
978 let prompt_editor_entity = prompt_editor.downgrade();
979 prompt_editor.update(cx, |editor, _| {
980 editor.set_completion_provider(Some(Rc::new(ContextPickerCompletionProvider::new(
981 workspace.clone(),
982 context_store.downgrade(),
983 thread_store.clone(),
984 text_thread_store.clone(),
985 prompt_editor_entity,
986 None,
987 ))));
988 });
989
990 let context_picker_menu_handle = PopoverMenuHandle::default();
991 let model_selector_menu_handle = PopoverMenuHandle::default();
992
993 let context_strip = cx.new(|cx| {
994 ContextStrip::new(
995 context_store.clone(),
996 workspace.clone(),
997 thread_store.clone(),
998 text_thread_store.clone(),
999 context_picker_menu_handle.clone(),
1000 SuggestContextKind::Thread,
1001 ModelUsageContext::InlineAssistant,
1002 window,
1003 cx,
1004 )
1005 });
1006
1007 let context_strip_subscription =
1008 cx.subscribe_in(&context_strip, window, Self::handle_context_strip_event);
1009
1010 let mut this = Self {
1011 editor: prompt_editor.clone(),
1012 context_store,
1013 context_strip,
1014 context_picker_menu_handle,
1015 model_selector: cx.new(|cx| {
1016 AgentModelSelector::new(
1017 fs,
1018 model_selector_menu_handle.clone(),
1019 prompt_editor.focus_handle(cx),
1020 ModelUsageContext::InlineAssistant,
1021 window,
1022 cx,
1023 )
1024 }),
1025 edited_since_done: false,
1026 prompt_history,
1027 prompt_history_ix: None,
1028 pending_prompt: String::new(),
1029 _codegen_subscription: codegen_subscription,
1030 editor_subscriptions: Vec::new(),
1031 _context_strip_subscription: context_strip_subscription,
1032 mode,
1033 show_rate_limit_notice: false,
1034 _phantom: Default::default(),
1035 };
1036 this.count_lines(cx);
1037 this.subscribe_to_editor(window, cx);
1038 this
1039 }
1040
1041 fn count_lines(&mut self, cx: &mut Context<Self>) {
1042 let height_in_lines = cmp::max(
1043 2, // Make the editor at least two lines tall, to account for padding and buttons.
1044 cmp::min(
1045 self.editor
1046 .update(cx, |editor, cx| editor.max_point(cx).row().0 + 1),
1047 Self::MAX_LINES as u32,
1048 ),
1049 ) as u8;
1050
1051 match &mut self.mode {
1052 PromptEditorMode::Terminal {
1053 height_in_lines: current_height,
1054 ..
1055 } => {
1056 if height_in_lines != *current_height {
1057 *current_height = height_in_lines;
1058 cx.emit(PromptEditorEvent::Resized { height_in_lines });
1059 }
1060 }
1061 PromptEditorMode::Buffer { .. } => unreachable!(),
1062 }
1063 }
1064
1065 fn handle_codegen_changed(&mut self, _: Entity<TerminalCodegen>, cx: &mut Context<Self>) {
1066 match &self.codegen().read(cx).status {
1067 CodegenStatus::Idle => {
1068 self.editor
1069 .update(cx, |editor, _| editor.set_read_only(false));
1070 }
1071 CodegenStatus::Pending => {
1072 self.editor
1073 .update(cx, |editor, _| editor.set_read_only(true));
1074 }
1075 CodegenStatus::Done | CodegenStatus::Error(_) => {
1076 self.edited_since_done = false;
1077 self.editor
1078 .update(cx, |editor, _| editor.set_read_only(false));
1079 }
1080 }
1081 }
1082
1083 pub fn codegen(&self) -> &Entity<TerminalCodegen> {
1084 match &self.mode {
1085 PromptEditorMode::Buffer { .. } => unreachable!(),
1086 PromptEditorMode::Terminal { codegen, .. } => codegen,
1087 }
1088 }
1089
1090 pub fn id(&self) -> TerminalInlineAssistId {
1091 match &self.mode {
1092 PromptEditorMode::Buffer { .. } => unreachable!(),
1093 PromptEditorMode::Terminal { id, .. } => *id,
1094 }
1095 }
1096}
1097
1098pub enum CodegenStatus {
1099 Idle,
1100 Pending,
1101 Done,
1102 Error(anyhow::Error),
1103}
1104
1105/// This is just CodegenStatus without the anyhow::Error, which causes a lifetime issue for rendering the Cancel button.
1106#[derive(Copy, Clone)]
1107pub enum CancelButtonState {
1108 Idle,
1109 Pending,
1110 Done,
1111 Error,
1112}
1113
1114impl Into<CancelButtonState> for &CodegenStatus {
1115 fn into(self) -> CancelButtonState {
1116 match self {
1117 CodegenStatus::Idle => CancelButtonState::Idle,
1118 CodegenStatus::Pending => CancelButtonState::Pending,
1119 CodegenStatus::Done => CancelButtonState::Done,
1120 CodegenStatus::Error(_) => CancelButtonState::Error,
1121 }
1122 }
1123}
1124
1125#[derive(Copy, Clone)]
1126pub enum GenerationMode {
1127 Generate,
1128 Transform,
1129}
1130
1131impl GenerationMode {
1132 fn start_label(self) -> &'static str {
1133 match self {
1134 GenerationMode::Generate => "Generate",
1135 GenerationMode::Transform => "Transform",
1136 }
1137 }
1138 fn tooltip_interrupt(self) -> &'static str {
1139 match self {
1140 GenerationMode::Generate => "Interrupt Generation",
1141 GenerationMode::Transform => "Interrupt Transform",
1142 }
1143 }
1144
1145 fn tooltip_restart(self) -> &'static str {
1146 match self {
1147 GenerationMode::Generate => "Restart Generation",
1148 GenerationMode::Transform => "Restart Transform",
1149 }
1150 }
1151
1152 fn tooltip_accept(self) -> &'static str {
1153 match self {
1154 GenerationMode::Generate => "Accept Generation",
1155 GenerationMode::Transform => "Accept Transform",
1156 }
1157 }
1158}