1use std::collections::BTreeMap;
2use std::sync::Arc;
3
4use crate::assistant_model_selector::{AssistantModelSelector, ModelType};
5use crate::context::{AgentContextKey, ContextCreasesAddon, ContextLoadResult, load_context};
6use crate::tool_compatibility::{IncompatibleToolsState, IncompatibleToolsTooltip};
7use crate::ui::{
8 AnimatedLabel, MaxModeTooltip,
9 preview::{AgentPreview, UsageCallout},
10};
11use buffer_diff::BufferDiff;
12use client::UserStore;
13use collections::{HashMap, HashSet};
14use editor::actions::{MoveUp, Paste};
15use editor::{
16 AnchorRangeExt, ContextMenuOptions, ContextMenuPlacement, Editor, EditorElement, EditorEvent,
17 EditorMode, EditorStyle, MultiBuffer,
18};
19use feature_flags::{FeatureFlagAppExt, NewBillingFeatureFlag};
20use file_icons::FileIcons;
21use fs::Fs;
22use futures::future::Shared;
23use futures::{FutureExt as _, future};
24use gpui::{
25 Animation, AnimationExt, App, ClipboardEntry, Entity, EventEmitter, Focusable, Subscription,
26 Task, TextStyle, WeakEntity, linear_color_stop, linear_gradient, point, pulsating_between,
27};
28use language::{Buffer, Language};
29use language_model::{ConfiguredModel, LanguageModelRequestMessage, MessageContent, RequestUsage};
30use language_model_selector::ToggleModelSelector;
31use multi_buffer;
32use project::Project;
33use prompt_store::PromptStore;
34use proto::Plan;
35use settings::Settings;
36use std::time::Duration;
37use theme::ThemeSettings;
38use ui::{Disclosure, DocumentationSide, KeyBinding, PopoverMenuHandle, Tooltip, prelude::*};
39use util::{ResultExt as _, maybe};
40use workspace::dock::DockPosition;
41use workspace::{CollaboratorId, Workspace};
42use zed_llm_client::CompletionMode;
43
44use crate::context_picker::{ContextPicker, ContextPickerCompletionProvider, crease_for_mention};
45use crate::context_store::ContextStore;
46use crate::context_strip::{ContextStrip, ContextStripEvent, SuggestContextKind};
47use crate::profile_selector::ProfileSelector;
48use crate::thread::{MessageCrease, Thread, TokenUsageRatio};
49use crate::thread_store::{TextThreadStore, ThreadStore};
50use crate::{
51 ActiveThread, AgentDiffPane, Chat, ExpandMessageEditor, Follow, NewThread, OpenAgentDiff,
52 RemoveAllContext, ToggleContextPicker, ToggleProfileSelector, register_agent_preview,
53};
54
55#[derive(RegisterComponent)]
56pub struct MessageEditor {
57 thread: Entity<Thread>,
58 incompatible_tools_state: Entity<IncompatibleToolsState>,
59 editor: Entity<Editor>,
60 workspace: WeakEntity<Workspace>,
61 project: Entity<Project>,
62 user_store: Entity<UserStore>,
63 context_store: Entity<ContextStore>,
64 prompt_store: Option<Entity<PromptStore>>,
65 context_strip: Entity<ContextStrip>,
66 context_picker_menu_handle: PopoverMenuHandle<ContextPicker>,
67 model_selector: Entity<AssistantModelSelector>,
68 last_loaded_context: Option<ContextLoadResult>,
69 load_context_task: Option<Shared<Task<()>>>,
70 profile_selector: Entity<ProfileSelector>,
71 edits_expanded: bool,
72 editor_is_expanded: bool,
73 last_estimated_token_count: Option<usize>,
74 update_token_count_task: Option<Task<()>>,
75 _subscriptions: Vec<Subscription>,
76}
77
78const MAX_EDITOR_LINES: usize = 8;
79
80pub(crate) fn create_editor(
81 workspace: WeakEntity<Workspace>,
82 context_store: WeakEntity<ContextStore>,
83 thread_store: WeakEntity<ThreadStore>,
84 text_thread_store: WeakEntity<TextThreadStore>,
85 window: &mut Window,
86 cx: &mut App,
87) -> Entity<Editor> {
88 let language = Language::new(
89 language::LanguageConfig {
90 completion_query_characters: HashSet::from_iter(['.', '-', '_', '@']),
91 ..Default::default()
92 },
93 None,
94 );
95
96 let editor = cx.new(|cx| {
97 let buffer = cx.new(|cx| Buffer::local("", cx).with_language(Arc::new(language), cx));
98 let buffer = cx.new(|cx| MultiBuffer::singleton(buffer, cx));
99 let mut editor = Editor::new(
100 editor::EditorMode::AutoHeight {
101 max_lines: MAX_EDITOR_LINES,
102 },
103 buffer,
104 None,
105 window,
106 cx,
107 );
108 editor.set_placeholder_text("Message the agent – @ to include context", cx);
109 editor.set_show_indent_guides(false, cx);
110 editor.set_soft_wrap();
111 editor.set_context_menu_options(ContextMenuOptions {
112 min_entries_visible: 12,
113 max_entries_visible: 12,
114 placement: Some(ContextMenuPlacement::Above),
115 });
116 editor.register_addon(ContextCreasesAddon::new());
117 editor
118 });
119
120 let editor_entity = editor.downgrade();
121 editor.update(cx, |editor, _| {
122 editor.set_completion_provider(Some(Box::new(ContextPickerCompletionProvider::new(
123 workspace,
124 context_store,
125 Some(thread_store),
126 Some(text_thread_store),
127 editor_entity,
128 None,
129 ))));
130 });
131 editor
132}
133
134fn documentation_side(position: DockPosition) -> DocumentationSide {
135 match position {
136 DockPosition::Left => DocumentationSide::Right,
137 DockPosition::Bottom => DocumentationSide::Left,
138 DockPosition::Right => DocumentationSide::Left,
139 }
140}
141
142impl MessageEditor {
143 pub fn new(
144 fs: Arc<dyn Fs>,
145 workspace: WeakEntity<Workspace>,
146 user_store: Entity<UserStore>,
147 context_store: Entity<ContextStore>,
148 prompt_store: Option<Entity<PromptStore>>,
149 thread_store: WeakEntity<ThreadStore>,
150 text_thread_store: WeakEntity<TextThreadStore>,
151 thread: Entity<Thread>,
152 dock_position: DockPosition,
153 window: &mut Window,
154 cx: &mut Context<Self>,
155 ) -> Self {
156 let context_picker_menu_handle = PopoverMenuHandle::default();
157 let model_selector_menu_handle = PopoverMenuHandle::default();
158
159 let editor = create_editor(
160 workspace.clone(),
161 context_store.downgrade(),
162 thread_store.clone(),
163 text_thread_store.clone(),
164 window,
165 cx,
166 );
167
168 let context_strip = cx.new(|cx| {
169 ContextStrip::new(
170 context_store.clone(),
171 workspace.clone(),
172 Some(thread_store.clone()),
173 Some(text_thread_store.clone()),
174 context_picker_menu_handle.clone(),
175 SuggestContextKind::File,
176 window,
177 cx,
178 )
179 });
180
181 let incompatible_tools =
182 cx.new(|cx| IncompatibleToolsState::new(thread.read(cx).tools().clone(), cx));
183
184 let subscriptions = vec![
185 cx.subscribe_in(&context_strip, window, Self::handle_context_strip_event),
186 cx.subscribe(&editor, |this, _, event, cx| match event {
187 EditorEvent::BufferEdited => this.handle_message_changed(cx),
188 _ => {}
189 }),
190 cx.observe(&context_store, |this, _, cx| {
191 // When context changes, reload it for token counting.
192 let _ = this.reload_context(cx);
193 }),
194 cx.observe(&thread.read(cx).action_log().clone(), |_, _, cx| {
195 cx.notify()
196 }),
197 ];
198
199 let model_selector = cx.new(|cx| {
200 AssistantModelSelector::new(
201 fs.clone(),
202 model_selector_menu_handle,
203 editor.focus_handle(cx),
204 ModelType::Default(thread.clone()),
205 window,
206 cx,
207 )
208 });
209
210 Self {
211 editor: editor.clone(),
212 project: thread.read(cx).project().clone(),
213 user_store,
214 thread,
215 incompatible_tools_state: incompatible_tools.clone(),
216 workspace,
217 context_store,
218 prompt_store,
219 context_strip,
220 context_picker_menu_handle,
221 load_context_task: None,
222 last_loaded_context: None,
223 model_selector,
224 edits_expanded: false,
225 editor_is_expanded: false,
226 profile_selector: cx.new(|cx| {
227 ProfileSelector::new(
228 fs,
229 thread_store,
230 editor.focus_handle(cx),
231 documentation_side(dock_position),
232 cx,
233 )
234 }),
235 last_estimated_token_count: None,
236 update_token_count_task: None,
237 _subscriptions: subscriptions,
238 }
239 }
240
241 pub fn context_store(&self) -> &Entity<ContextStore> {
242 &self.context_store
243 }
244
245 pub fn expand_message_editor(
246 &mut self,
247 _: &ExpandMessageEditor,
248 _window: &mut Window,
249 cx: &mut Context<Self>,
250 ) {
251 self.set_editor_is_expanded(!self.editor_is_expanded, cx);
252 }
253
254 fn set_editor_is_expanded(&mut self, is_expanded: bool, cx: &mut Context<Self>) {
255 self.editor_is_expanded = is_expanded;
256 self.editor.update(cx, |editor, _| {
257 if self.editor_is_expanded {
258 editor.set_mode(EditorMode::Full {
259 scale_ui_elements_with_buffer_font_size: false,
260 show_active_line_background: false,
261 sized_by_content: false,
262 })
263 } else {
264 editor.set_mode(EditorMode::AutoHeight {
265 max_lines: MAX_EDITOR_LINES,
266 })
267 }
268 });
269 cx.notify();
270 }
271
272 fn toggle_context_picker(
273 &mut self,
274 _: &ToggleContextPicker,
275 window: &mut Window,
276 cx: &mut Context<Self>,
277 ) {
278 self.context_picker_menu_handle.toggle(window, cx);
279 }
280
281 pub fn remove_all_context(
282 &mut self,
283 _: &RemoveAllContext,
284 _window: &mut Window,
285 cx: &mut Context<Self>,
286 ) {
287 self.context_store.update(cx, |store, _cx| store.clear());
288 cx.notify();
289 }
290
291 fn chat(&mut self, _: &Chat, window: &mut Window, cx: &mut Context<Self>) {
292 if self.is_editor_empty(cx) {
293 return;
294 }
295
296 self.thread.update(cx, |thread, cx| {
297 thread.cancel_editing(cx);
298 });
299
300 if self.thread.read(cx).is_generating() {
301 self.stop_current_and_send_new_message(window, cx);
302 return;
303 }
304
305 self.set_editor_is_expanded(false, cx);
306 self.send_to_model(window, cx);
307
308 cx.notify();
309 }
310
311 fn is_editor_empty(&self, cx: &App) -> bool {
312 self.editor.read(cx).text(cx).trim().is_empty()
313 }
314
315 fn send_to_model(&mut self, window: &mut Window, cx: &mut Context<Self>) {
316 let Some(ConfiguredModel { model, provider }) = self
317 .thread
318 .update(cx, |thread, cx| thread.get_or_init_configured_model(cx))
319 else {
320 return;
321 };
322
323 if provider.must_accept_terms(cx) {
324 cx.notify();
325 return;
326 }
327
328 let (user_message, user_message_creases) = self.editor.update(cx, |editor, cx| {
329 let creases = extract_message_creases(editor, cx);
330 let text = editor.text(cx);
331 editor.clear(window, cx);
332 (text, creases)
333 });
334
335 self.last_estimated_token_count.take();
336 cx.emit(MessageEditorEvent::EstimatedTokenCount);
337
338 let thread = self.thread.clone();
339 let git_store = self.project.read(cx).git_store().clone();
340 let checkpoint = git_store.update(cx, |git_store, cx| git_store.checkpoint(cx));
341 let context_task = self.reload_context(cx);
342 let window_handle = window.window_handle();
343
344 cx.spawn(async move |_this, cx| {
345 let (checkpoint, loaded_context) = future::join(checkpoint, context_task).await;
346 let loaded_context = loaded_context.unwrap_or_default();
347
348 thread
349 .update(cx, |thread, cx| {
350 thread.insert_user_message(
351 user_message,
352 loaded_context,
353 checkpoint.ok(),
354 user_message_creases,
355 cx,
356 );
357 })
358 .log_err();
359
360 thread
361 .update(cx, |thread, cx| {
362 thread.advance_prompt_id();
363 thread.send_to_model(model, Some(window_handle), cx);
364 })
365 .log_err();
366 })
367 .detach();
368 }
369
370 fn stop_current_and_send_new_message(&mut self, window: &mut Window, cx: &mut Context<Self>) {
371 self.thread.update(cx, |thread, cx| {
372 thread.cancel_editing(cx);
373 });
374
375 let cancelled = self.thread.update(cx, |thread, cx| {
376 thread.cancel_last_completion(Some(window.window_handle()), cx)
377 });
378
379 if cancelled {
380 self.set_editor_is_expanded(false, cx);
381 self.send_to_model(window, cx);
382 }
383 }
384
385 fn handle_context_strip_event(
386 &mut self,
387 _context_strip: &Entity<ContextStrip>,
388 event: &ContextStripEvent,
389 window: &mut Window,
390 cx: &mut Context<Self>,
391 ) {
392 match event {
393 ContextStripEvent::PickerDismissed
394 | ContextStripEvent::BlurredEmpty
395 | ContextStripEvent::BlurredDown => {
396 let editor_focus_handle = self.editor.focus_handle(cx);
397 window.focus(&editor_focus_handle);
398 }
399 ContextStripEvent::BlurredUp => {}
400 }
401 }
402
403 fn move_up(&mut self, _: &MoveUp, window: &mut Window, cx: &mut Context<Self>) {
404 if self.context_picker_menu_handle.is_deployed() {
405 cx.propagate();
406 } else {
407 self.context_strip.focus_handle(cx).focus(window);
408 }
409 }
410
411 fn paste(&mut self, _: &Paste, _: &mut Window, cx: &mut Context<Self>) {
412 let images = cx
413 .read_from_clipboard()
414 .map(|item| {
415 item.into_entries()
416 .filter_map(|entry| {
417 if let ClipboardEntry::Image(image) = entry {
418 Some(image)
419 } else {
420 None
421 }
422 })
423 .collect::<Vec<_>>()
424 })
425 .unwrap_or_default();
426
427 if images.is_empty() {
428 return;
429 }
430 cx.stop_propagation();
431
432 self.context_store.update(cx, |store, cx| {
433 for image in images {
434 store.add_image_instance(Arc::new(image), cx);
435 }
436 });
437 }
438
439 fn handle_review_click(&mut self, window: &mut Window, cx: &mut Context<Self>) {
440 self.edits_expanded = true;
441 AgentDiffPane::deploy(self.thread.clone(), self.workspace.clone(), window, cx).log_err();
442 cx.notify();
443 }
444
445 fn handle_file_click(
446 &self,
447 buffer: Entity<Buffer>,
448 window: &mut Window,
449 cx: &mut Context<Self>,
450 ) {
451 if let Ok(diff) =
452 AgentDiffPane::deploy(self.thread.clone(), self.workspace.clone(), window, cx)
453 {
454 let path_key = multi_buffer::PathKey::for_buffer(&buffer, cx);
455 diff.update(cx, |diff, cx| diff.move_to_path(path_key, window, cx));
456 }
457 }
458
459 fn render_max_mode_toggle(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
460 if !cx.has_flag::<NewBillingFeatureFlag>() {
461 return None;
462 }
463
464 let thread = self.thread.read(cx);
465 let model = thread.configured_model();
466 if !model?.model.supports_max_mode() {
467 return None;
468 }
469
470 let active_completion_mode = thread.completion_mode();
471
472 Some(
473 Button::new("max-mode", "Max Mode")
474 .label_size(LabelSize::Small)
475 .color(Color::Muted)
476 .icon(IconName::ZedMaxMode)
477 .icon_size(IconSize::Small)
478 .icon_color(Color::Muted)
479 .icon_position(IconPosition::Start)
480 .toggle_state(active_completion_mode == CompletionMode::Max)
481 .on_click(cx.listener(move |this, _event, _window, cx| {
482 this.thread.update(cx, |thread, _cx| {
483 thread.set_completion_mode(match active_completion_mode {
484 CompletionMode::Max => CompletionMode::Normal,
485 CompletionMode::Normal => CompletionMode::Max,
486 });
487 });
488 }))
489 .tooltip(|_, cx| cx.new(MaxModeTooltip::new).into())
490 .into_any_element(),
491 )
492 }
493
494 fn render_follow_toggle(&self, cx: &mut Context<Self>) -> impl IntoElement {
495 let following = self
496 .workspace
497 .read_with(cx, |workspace, _| {
498 workspace.is_being_followed(CollaboratorId::Agent)
499 })
500 .unwrap_or(false);
501
502 IconButton::new("follow-agent", IconName::Crosshair)
503 .icon_size(IconSize::Small)
504 .icon_color(Color::Muted)
505 .toggle_state(following)
506 .selected_icon_color(Some(Color::Custom(cx.theme().players().agent().cursor)))
507 .tooltip(move |window, cx| {
508 if following {
509 Tooltip::for_action("Stop Following Agent", &Follow, window, cx)
510 } else {
511 Tooltip::with_meta(
512 "Follow Agent",
513 Some(&Follow),
514 "Track the agent's location as it reads and edits files.",
515 window,
516 cx,
517 )
518 }
519 })
520 .on_click(cx.listener(move |this, _, window, cx| {
521 this.workspace
522 .update(cx, |workspace, cx| {
523 if following {
524 workspace.unfollow(CollaboratorId::Agent, window, cx);
525 } else {
526 workspace.follow(CollaboratorId::Agent, window, cx);
527 }
528 })
529 .ok();
530 }))
531 }
532
533 fn render_editor(&self, window: &mut Window, cx: &mut Context<Self>) -> Div {
534 let thread = self.thread.read(cx);
535 let model = thread.configured_model();
536
537 let editor_bg_color = cx.theme().colors().editor_background;
538 let is_generating = thread.is_generating();
539 let focus_handle = self.editor.focus_handle(cx);
540
541 let is_model_selected = model.is_some();
542 let is_editor_empty = self.is_editor_empty(cx);
543
544 let incompatible_tools = model
545 .as_ref()
546 .map(|model| {
547 self.incompatible_tools_state.update(cx, |state, cx| {
548 state
549 .incompatible_tools(&model.model, cx)
550 .iter()
551 .cloned()
552 .collect::<Vec<_>>()
553 })
554 })
555 .unwrap_or_default();
556
557 let is_editor_expanded = self.editor_is_expanded;
558 let expand_icon = if is_editor_expanded {
559 IconName::Minimize
560 } else {
561 IconName::Maximize
562 };
563
564 v_flex()
565 .key_context("MessageEditor")
566 .on_action(cx.listener(Self::chat))
567 .on_action(cx.listener(|this, _: &ToggleProfileSelector, window, cx| {
568 this.profile_selector
569 .read(cx)
570 .menu_handle()
571 .toggle(window, cx);
572 }))
573 .on_action(cx.listener(|this, _: &ToggleModelSelector, window, cx| {
574 this.model_selector
575 .update(cx, |model_selector, cx| model_selector.toggle(window, cx));
576 }))
577 .on_action(cx.listener(Self::toggle_context_picker))
578 .on_action(cx.listener(Self::remove_all_context))
579 .on_action(cx.listener(Self::move_up))
580 .on_action(cx.listener(Self::expand_message_editor))
581 .capture_action(cx.listener(Self::paste))
582 .gap_2()
583 .p_2()
584 .bg(editor_bg_color)
585 .border_t_1()
586 .border_color(cx.theme().colors().border)
587 .child(
588 h_flex()
589 .items_start()
590 .justify_between()
591 .child(self.context_strip.clone())
592 .child(
593 h_flex()
594 .gap_1()
595 .when(focus_handle.is_focused(window), |this| {
596 this.child(
597 IconButton::new("toggle-height", expand_icon)
598 .icon_size(IconSize::XSmall)
599 .icon_color(Color::Muted)
600 .tooltip({
601 let focus_handle = focus_handle.clone();
602 move |window, cx| {
603 let expand_label = if is_editor_expanded {
604 "Minimize Message Editor".to_string()
605 } else {
606 "Expand Message Editor".to_string()
607 };
608
609 Tooltip::for_action_in(
610 expand_label,
611 &ExpandMessageEditor,
612 &focus_handle,
613 window,
614 cx,
615 )
616 }
617 })
618 .on_click(cx.listener(|_, _, window, cx| {
619 window
620 .dispatch_action(Box::new(ExpandMessageEditor), cx);
621 })),
622 )
623 }),
624 ),
625 )
626 .child(
627 v_flex()
628 .size_full()
629 .gap_4()
630 .when(is_editor_expanded, |this| {
631 this.h(vh(0.8, window)).justify_between()
632 })
633 .child(
634 div()
635 .min_h_16()
636 .when(is_editor_expanded, |this| this.h_full())
637 .child({
638 let settings = ThemeSettings::get_global(cx);
639 let font_size = TextSize::Small
640 .rems(cx)
641 .to_pixels(settings.agent_font_size(cx));
642 let line_height = settings.buffer_line_height.value() * font_size;
643
644 let text_style = TextStyle {
645 color: cx.theme().colors().text,
646 font_family: settings.buffer_font.family.clone(),
647 font_fallbacks: settings.buffer_font.fallbacks.clone(),
648 font_features: settings.buffer_font.features.clone(),
649 font_size: font_size.into(),
650 line_height: line_height.into(),
651 ..Default::default()
652 };
653
654 EditorElement::new(
655 &self.editor,
656 EditorStyle {
657 background: editor_bg_color,
658 local_player: cx.theme().players().local(),
659 text: text_style,
660 syntax: cx.theme().syntax().clone(),
661 ..Default::default()
662 },
663 )
664 .into_any()
665 }),
666 )
667 .child(
668 h_flex()
669 .flex_none()
670 .justify_between()
671 .child(
672 h_flex()
673 .gap_1()
674 .child(self.render_follow_toggle(cx))
675 .children(self.render_max_mode_toggle(cx)),
676 )
677 .child(
678 h_flex()
679 .gap_1()
680 .when(!incompatible_tools.is_empty(), |this| {
681 this.child(
682 IconButton::new(
683 "tools-incompatible-warning",
684 IconName::Warning,
685 )
686 .icon_color(Color::Warning)
687 .icon_size(IconSize::Small)
688 .tooltip({
689 move |_, cx| {
690 cx.new(|_| IncompatibleToolsTooltip {
691 incompatible_tools: incompatible_tools
692 .clone(),
693 })
694 .into()
695 }
696 }),
697 )
698 })
699 .child(self.profile_selector.clone())
700 .child(self.model_selector.clone())
701 .map({
702 let focus_handle = focus_handle.clone();
703 move |parent| {
704 if is_generating {
705 parent
706 .when(is_editor_empty, |parent| {
707 parent.child(
708 IconButton::new(
709 "stop-generation",
710 IconName::StopFilled,
711 )
712 .icon_color(Color::Error)
713 .style(ButtonStyle::Tinted(
714 ui::TintColor::Error,
715 ))
716 .tooltip(move |window, cx| {
717 Tooltip::for_action(
718 "Stop Generation",
719 &editor::actions::Cancel,
720 window,
721 cx,
722 )
723 })
724 .on_click({
725 let focus_handle =
726 focus_handle.clone();
727 move |_event, window, cx| {
728 focus_handle.dispatch_action(
729 &editor::actions::Cancel,
730 window,
731 cx,
732 );
733 }
734 })
735 .with_animation(
736 "pulsating-label",
737 Animation::new(
738 Duration::from_secs(2),
739 )
740 .repeat()
741 .with_easing(pulsating_between(
742 0.4, 1.0,
743 )),
744 |icon_button, delta| {
745 icon_button.alpha(delta)
746 },
747 ),
748 )
749 })
750 .when(!is_editor_empty, |parent| {
751 parent.child(
752 IconButton::new(
753 "send-message",
754 IconName::Send,
755 )
756 .icon_color(Color::Accent)
757 .style(ButtonStyle::Filled)
758 .disabled(!is_model_selected)
759 .on_click({
760 let focus_handle =
761 focus_handle.clone();
762 move |_event, window, cx| {
763 focus_handle.dispatch_action(
764 &Chat, window, cx,
765 );
766 }
767 })
768 .tooltip(move |window, cx| {
769 Tooltip::for_action(
770 "Stop and Send New Message",
771 &Chat,
772 window,
773 cx,
774 )
775 }),
776 )
777 })
778 } else {
779 parent.child(
780 IconButton::new("send-message", IconName::Send)
781 .icon_color(Color::Accent)
782 .style(ButtonStyle::Filled)
783 .disabled(
784 is_editor_empty || !is_model_selected,
785 )
786 .on_click({
787 let focus_handle = focus_handle.clone();
788 move |_event, window, cx| {
789 focus_handle.dispatch_action(
790 &Chat, window, cx,
791 );
792 }
793 })
794 .when(
795 !is_editor_empty && is_model_selected,
796 |button| {
797 button.tooltip(move |window, cx| {
798 Tooltip::for_action(
799 "Send", &Chat, window, cx,
800 )
801 })
802 },
803 )
804 .when(is_editor_empty, |button| {
805 button.tooltip(Tooltip::text(
806 "Type a message to submit",
807 ))
808 })
809 .when(!is_model_selected, |button| {
810 button.tooltip(Tooltip::text(
811 "Select a model to continue",
812 ))
813 }),
814 )
815 }
816 }
817 }),
818 ),
819 ),
820 )
821 }
822
823 fn render_changed_buffers(
824 &self,
825 changed_buffers: &BTreeMap<Entity<Buffer>, Entity<BufferDiff>>,
826 window: &mut Window,
827 cx: &mut Context<Self>,
828 ) -> Div {
829 let focus_handle = self.editor.focus_handle(cx);
830
831 let editor_bg_color = cx.theme().colors().editor_background;
832 let border_color = cx.theme().colors().border;
833 let active_color = cx.theme().colors().element_selected;
834 let bg_edit_files_disclosure = editor_bg_color.blend(active_color.opacity(0.3));
835
836 let is_edit_changes_expanded = self.edits_expanded;
837 let is_generating = self.thread.read(cx).is_generating();
838
839 v_flex()
840 .mt_1()
841 .mx_2()
842 .bg(bg_edit_files_disclosure)
843 .border_1()
844 .border_b_0()
845 .border_color(border_color)
846 .rounded_t_md()
847 .shadow(smallvec::smallvec![gpui::BoxShadow {
848 color: gpui::black().opacity(0.15),
849 offset: point(px(1.), px(-1.)),
850 blur_radius: px(3.),
851 spread_radius: px(0.),
852 }])
853 .child(
854 h_flex()
855 .id("edits-container")
856 .cursor_pointer()
857 .p_1p5()
858 .justify_between()
859 .when(is_edit_changes_expanded, |this| {
860 this.border_b_1().border_color(border_color)
861 })
862 .on_click(
863 cx.listener(|this, _, window, cx| this.handle_review_click(window, cx)),
864 )
865 .child(
866 h_flex()
867 .gap_1()
868 .child(
869 Disclosure::new("edits-disclosure", is_edit_changes_expanded)
870 .on_click(cx.listener(|this, _ev, _window, cx| {
871 this.edits_expanded = !this.edits_expanded;
872 cx.notify();
873 })),
874 )
875 .map(|this| {
876 if is_generating {
877 this.child(
878 AnimatedLabel::new(format!(
879 "Editing {} {}",
880 changed_buffers.len(),
881 if changed_buffers.len() == 1 {
882 "file"
883 } else {
884 "files"
885 }
886 ))
887 .size(LabelSize::Small),
888 )
889 } else {
890 this.child(
891 Label::new("Edits")
892 .size(LabelSize::Small)
893 .color(Color::Muted),
894 )
895 .child(
896 Label::new("•").size(LabelSize::XSmall).color(Color::Muted),
897 )
898 .child(
899 Label::new(format!(
900 "{} {}",
901 changed_buffers.len(),
902 if changed_buffers.len() == 1 {
903 "file"
904 } else {
905 "files"
906 }
907 ))
908 .size(LabelSize::Small)
909 .color(Color::Muted),
910 )
911 }
912 }),
913 )
914 .child(
915 Button::new("review", "Review Changes")
916 .label_size(LabelSize::Small)
917 .key_binding(
918 KeyBinding::for_action_in(
919 &OpenAgentDiff,
920 &focus_handle,
921 window,
922 cx,
923 )
924 .map(|kb| kb.size(rems_from_px(12.))),
925 )
926 .on_click(cx.listener(|this, _, window, cx| {
927 this.handle_review_click(window, cx)
928 })),
929 ),
930 )
931 .when(is_edit_changes_expanded, |parent| {
932 parent.child(
933 v_flex().children(changed_buffers.into_iter().enumerate().flat_map(
934 |(index, (buffer, _diff))| {
935 let file = buffer.read(cx).file()?;
936 let path = file.path();
937
938 let parent_label = path.parent().and_then(|parent| {
939 let parent_str = parent.to_string_lossy();
940
941 if parent_str.is_empty() {
942 None
943 } else {
944 Some(
945 Label::new(format!(
946 "/{}{}",
947 parent_str,
948 std::path::MAIN_SEPARATOR_STR
949 ))
950 .color(Color::Muted)
951 .size(LabelSize::XSmall)
952 .buffer_font(cx),
953 )
954 }
955 });
956
957 let name_label = path.file_name().map(|name| {
958 Label::new(name.to_string_lossy().to_string())
959 .size(LabelSize::XSmall)
960 .buffer_font(cx)
961 });
962
963 let file_icon = FileIcons::get_icon(&path, cx)
964 .map(Icon::from_path)
965 .map(|icon| icon.color(Color::Muted).size(IconSize::Small))
966 .unwrap_or_else(|| {
967 Icon::new(IconName::File)
968 .color(Color::Muted)
969 .size(IconSize::Small)
970 });
971
972 let hover_color = cx
973 .theme()
974 .colors()
975 .element_background
976 .blend(cx.theme().colors().editor_foreground.opacity(0.025));
977
978 let overlay_gradient = linear_gradient(
979 90.,
980 linear_color_stop(editor_bg_color, 1.),
981 linear_color_stop(editor_bg_color.opacity(0.2), 0.),
982 );
983
984 let overlay_gradient_hover = linear_gradient(
985 90.,
986 linear_color_stop(hover_color, 1.),
987 linear_color_stop(hover_color.opacity(0.2), 0.),
988 );
989
990 let element = h_flex()
991 .group("edited-code")
992 .id(("file-container", index))
993 .cursor_pointer()
994 .relative()
995 .py_1()
996 .pl_2()
997 .pr_1()
998 .gap_2()
999 .justify_between()
1000 .bg(cx.theme().colors().editor_background)
1001 .hover(|style| style.bg(hover_color))
1002 .when(index < changed_buffers.len() - 1, |parent| {
1003 parent.border_color(border_color).border_b_1()
1004 })
1005 .child(
1006 h_flex()
1007 .id("file-name")
1008 .pr_8()
1009 .gap_1p5()
1010 .max_w_full()
1011 .overflow_x_scroll()
1012 .child(file_icon)
1013 .child(
1014 h_flex()
1015 .gap_0p5()
1016 .children(name_label)
1017 .children(parent_label),
1018 ), // TODO: Implement line diff
1019 // .child(Label::new("+").color(Color::Created))
1020 // .child(Label::new("-").color(Color::Deleted)),
1021 )
1022 .child(
1023 div().visible_on_hover("edited-code").child(
1024 Button::new("review", "Review")
1025 .label_size(LabelSize::Small)
1026 .on_click({
1027 let buffer = buffer.clone();
1028 cx.listener(move |this, _, window, cx| {
1029 this.handle_file_click(
1030 buffer.clone(),
1031 window,
1032 cx,
1033 );
1034 })
1035 }),
1036 ),
1037 )
1038 .child(
1039 div()
1040 .id("gradient-overlay")
1041 .absolute()
1042 .h_5_6()
1043 .w_12()
1044 .bottom_0()
1045 .right(px(52.))
1046 .bg(overlay_gradient)
1047 .group_hover("edited-code", |style| {
1048 style.bg(overlay_gradient_hover)
1049 }),
1050 )
1051 .on_click({
1052 let buffer = buffer.clone();
1053 cx.listener(move |this, _, window, cx| {
1054 this.handle_file_click(buffer.clone(), window, cx);
1055 })
1056 });
1057
1058 Some(element)
1059 },
1060 )),
1061 )
1062 })
1063 }
1064
1065 fn render_usage_callout(&self, line_height: Pixels, cx: &mut Context<Self>) -> Option<Div> {
1066 if !cx.has_flag::<NewBillingFeatureFlag>() {
1067 return None;
1068 }
1069
1070 let user_store = self.user_store.read(cx);
1071
1072 let ubb_enable = user_store
1073 .usage_based_billing_enabled()
1074 .map_or(false, |enabled| enabled);
1075
1076 if ubb_enable {
1077 return None;
1078 }
1079
1080 let plan = user_store
1081 .current_plan()
1082 .map(|plan| match plan {
1083 Plan::Free => zed_llm_client::Plan::Free,
1084 Plan::ZedPro => zed_llm_client::Plan::ZedPro,
1085 Plan::ZedProTrial => zed_llm_client::Plan::ZedProTrial,
1086 })
1087 .unwrap_or(zed_llm_client::Plan::Free);
1088 let usage = self.thread.read(cx).last_usage().or_else(|| {
1089 maybe!({
1090 let amount = user_store.model_request_usage_amount()?;
1091 let limit = user_store.model_request_usage_limit()?.variant?;
1092
1093 Some(RequestUsage {
1094 amount: amount as i32,
1095 limit: match limit {
1096 proto::usage_limit::Variant::Limited(limited) => {
1097 zed_llm_client::UsageLimit::Limited(limited.limit as i32)
1098 }
1099 proto::usage_limit::Variant::Unlimited(_) => {
1100 zed_llm_client::UsageLimit::Unlimited
1101 }
1102 },
1103 })
1104 })
1105 })?;
1106
1107 Some(
1108 div()
1109 .child(UsageCallout::new(plan, usage))
1110 .line_height(line_height),
1111 )
1112 }
1113
1114 fn render_token_limit_callout(
1115 &self,
1116 line_height: Pixels,
1117 token_usage_ratio: TokenUsageRatio,
1118 cx: &mut Context<Self>,
1119 ) -> Option<Div> {
1120 if !cx.has_flag::<NewBillingFeatureFlag>() {
1121 return None;
1122 }
1123
1124 let title = if token_usage_ratio == TokenUsageRatio::Exceeded {
1125 "Thread reached the token limit"
1126 } else {
1127 "Thread reaching the token limit soon"
1128 };
1129
1130 let message = "Start a new thread from a summary to continue the conversation.";
1131
1132 let icon = if token_usage_ratio == TokenUsageRatio::Exceeded {
1133 Icon::new(IconName::X)
1134 .color(Color::Error)
1135 .size(IconSize::XSmall)
1136 } else {
1137 Icon::new(IconName::Warning)
1138 .color(Color::Warning)
1139 .size(IconSize::XSmall)
1140 };
1141
1142 Some(
1143 div()
1144 .child(ui::Callout::multi_line(
1145 title,
1146 message,
1147 icon,
1148 "Start New Thread",
1149 Box::new(cx.listener(|this, _, window, cx| {
1150 let from_thread_id = Some(this.thread.read(cx).id().clone());
1151 window.dispatch_action(Box::new(NewThread { from_thread_id }), cx);
1152 })),
1153 ))
1154 .line_height(line_height),
1155 )
1156 }
1157
1158 pub fn last_estimated_token_count(&self) -> Option<usize> {
1159 self.last_estimated_token_count
1160 }
1161
1162 pub fn is_waiting_to_update_token_count(&self) -> bool {
1163 self.update_token_count_task.is_some()
1164 }
1165
1166 fn reload_context(&mut self, cx: &mut Context<Self>) -> Task<Option<ContextLoadResult>> {
1167 let load_task = cx.spawn(async move |this, cx| {
1168 let Ok(load_task) = this.update(cx, |this, cx| {
1169 let new_context = this.context_store.read_with(cx, |context_store, cx| {
1170 context_store.new_context_for_thread(this.thread.read(cx), None)
1171 });
1172 load_context(new_context, &this.project, &this.prompt_store, cx)
1173 }) else {
1174 return;
1175 };
1176 let result = load_task.await;
1177 this.update(cx, |this, cx| {
1178 this.last_loaded_context = Some(result);
1179 this.load_context_task = None;
1180 this.message_or_context_changed(false, cx);
1181 })
1182 .ok();
1183 });
1184 // Replace existing load task, if any, causing it to be cancelled.
1185 let load_task = load_task.shared();
1186 self.load_context_task = Some(load_task.clone());
1187 cx.spawn(async move |this, cx| {
1188 load_task.await;
1189 this.read_with(cx, |this, _cx| this.last_loaded_context.clone())
1190 .ok()
1191 .flatten()
1192 })
1193 }
1194
1195 fn handle_message_changed(&mut self, cx: &mut Context<Self>) {
1196 self.message_or_context_changed(true, cx);
1197 }
1198
1199 fn message_or_context_changed(&mut self, debounce: bool, cx: &mut Context<Self>) {
1200 cx.emit(MessageEditorEvent::Changed);
1201 self.update_token_count_task.take();
1202
1203 let Some(model) = self.thread.read(cx).configured_model() else {
1204 self.last_estimated_token_count.take();
1205 return;
1206 };
1207
1208 let editor = self.editor.clone();
1209
1210 self.update_token_count_task = Some(cx.spawn(async move |this, cx| {
1211 if debounce {
1212 cx.background_executor()
1213 .timer(Duration::from_millis(200))
1214 .await;
1215 }
1216
1217 let token_count = if let Some(task) = this
1218 .update(cx, |this, cx| {
1219 let loaded_context = this
1220 .last_loaded_context
1221 .as_ref()
1222 .map(|context_load_result| &context_load_result.loaded_context);
1223 let message_text = editor.read(cx).text(cx);
1224
1225 if message_text.is_empty()
1226 && loaded_context.map_or(true, |loaded_context| loaded_context.is_empty())
1227 {
1228 return None;
1229 }
1230
1231 let mut request_message = LanguageModelRequestMessage {
1232 role: language_model::Role::User,
1233 content: Vec::new(),
1234 cache: false,
1235 };
1236
1237 if let Some(loaded_context) = loaded_context {
1238 loaded_context.add_to_request_message(&mut request_message);
1239 }
1240
1241 if !message_text.is_empty() {
1242 request_message
1243 .content
1244 .push(MessageContent::Text(message_text));
1245 }
1246
1247 let request = language_model::LanguageModelRequest {
1248 thread_id: None,
1249 prompt_id: None,
1250 mode: None,
1251 messages: vec![request_message],
1252 tools: vec![],
1253 stop: vec![],
1254 temperature: None,
1255 };
1256
1257 Some(model.model.count_tokens(request, cx))
1258 })
1259 .ok()
1260 .flatten()
1261 {
1262 task.await.log_err()
1263 } else {
1264 Some(0)
1265 };
1266
1267 this.update(cx, |this, cx| {
1268 if let Some(token_count) = token_count {
1269 this.last_estimated_token_count = Some(token_count);
1270 cx.emit(MessageEditorEvent::EstimatedTokenCount);
1271 }
1272 this.update_token_count_task.take();
1273 })
1274 .ok();
1275 }));
1276 }
1277
1278 pub fn set_dock_position(&mut self, position: DockPosition, cx: &mut Context<Self>) {
1279 self.profile_selector.update(cx, |profile_selector, cx| {
1280 profile_selector.set_documentation_side(documentation_side(position), cx)
1281 });
1282 }
1283}
1284
1285pub fn extract_message_creases(
1286 editor: &mut Editor,
1287 cx: &mut Context<'_, Editor>,
1288) -> Vec<MessageCrease> {
1289 let buffer_snapshot = editor.buffer().read(cx).snapshot(cx);
1290 let mut contexts_by_crease_id = editor
1291 .addon_mut::<ContextCreasesAddon>()
1292 .map(std::mem::take)
1293 .unwrap_or_default()
1294 .into_inner()
1295 .into_iter()
1296 .flat_map(|(key, creases)| {
1297 let context = key.0;
1298 creases
1299 .into_iter()
1300 .map(move |(id, _)| (id, context.clone()))
1301 })
1302 .collect::<HashMap<_, _>>();
1303 // Filter the addon's list of creases based on what the editor reports,
1304 // since the addon might have removed creases in it.
1305 let creases = editor.display_map.update(cx, |display_map, cx| {
1306 display_map
1307 .snapshot(cx)
1308 .crease_snapshot
1309 .creases()
1310 .filter_map(|(id, crease)| {
1311 Some((
1312 id,
1313 (
1314 crease.range().to_offset(&buffer_snapshot),
1315 crease.metadata()?.clone(),
1316 ),
1317 ))
1318 })
1319 .map(|(id, (range, metadata))| {
1320 let context = contexts_by_crease_id.remove(&id);
1321 MessageCrease {
1322 range,
1323 metadata,
1324 context,
1325 }
1326 })
1327 .collect()
1328 });
1329 creases
1330}
1331
1332impl EventEmitter<MessageEditorEvent> for MessageEditor {}
1333
1334pub enum MessageEditorEvent {
1335 EstimatedTokenCount,
1336 Changed,
1337}
1338
1339impl Focusable for MessageEditor {
1340 fn focus_handle(&self, cx: &App) -> gpui::FocusHandle {
1341 self.editor.focus_handle(cx)
1342 }
1343}
1344
1345impl Render for MessageEditor {
1346 fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
1347 let thread = self.thread.read(cx);
1348 let token_usage_ratio = thread
1349 .total_token_usage()
1350 .map_or(TokenUsageRatio::Normal, |total_token_usage| {
1351 total_token_usage.ratio()
1352 });
1353
1354 let action_log = self.thread.read(cx).action_log();
1355 let changed_buffers = action_log.read(cx).changed_buffers(cx);
1356
1357 let line_height = TextSize::Small.rems(cx).to_pixels(window.rem_size()) * 1.5;
1358
1359 v_flex()
1360 .size_full()
1361 .when(changed_buffers.len() > 0, |parent| {
1362 parent.child(self.render_changed_buffers(&changed_buffers, window, cx))
1363 })
1364 .child(self.render_editor(window, cx))
1365 .children({
1366 let usage_callout = self.render_usage_callout(line_height, cx);
1367
1368 if usage_callout.is_some() {
1369 usage_callout
1370 } else if token_usage_ratio != TokenUsageRatio::Normal {
1371 self.render_token_limit_callout(line_height, token_usage_ratio, cx)
1372 } else {
1373 None
1374 }
1375 })
1376 }
1377}
1378
1379pub fn insert_message_creases(
1380 editor: &mut Editor,
1381 message_creases: &[MessageCrease],
1382 context_store: &Entity<ContextStore>,
1383 window: &mut Window,
1384 cx: &mut Context<'_, Editor>,
1385) {
1386 let buffer_snapshot = editor.buffer().read(cx).snapshot(cx);
1387 let creases = message_creases
1388 .iter()
1389 .map(|crease| {
1390 let start = buffer_snapshot.anchor_after(crease.range.start);
1391 let end = buffer_snapshot.anchor_before(crease.range.end);
1392 crease_for_mention(
1393 crease.metadata.label.clone(),
1394 crease.metadata.icon_path.clone(),
1395 start..end,
1396 cx.weak_entity(),
1397 )
1398 })
1399 .collect::<Vec<_>>();
1400 let ids = editor.insert_creases(creases.clone(), cx);
1401 editor.fold_creases(creases, false, window, cx);
1402 if let Some(addon) = editor.addon_mut::<ContextCreasesAddon>() {
1403 for (crease, id) in message_creases.iter().zip(ids) {
1404 if let Some(context) = crease.context.as_ref() {
1405 let key = AgentContextKey(context.clone());
1406 addon.add_creases(
1407 context_store,
1408 key,
1409 vec![(id, crease.metadata.label.clone())],
1410 cx,
1411 );
1412 }
1413 }
1414 }
1415}
1416impl Component for MessageEditor {
1417 fn scope() -> ComponentScope {
1418 ComponentScope::Agent
1419 }
1420
1421 fn description() -> Option<&'static str> {
1422 Some(
1423 "The composer experience of the Agent Panel. This interface handles context, composing messages, switching profiles, models and more.",
1424 )
1425 }
1426}
1427
1428impl AgentPreview for MessageEditor {
1429 fn agent_preview(
1430 workspace: WeakEntity<Workspace>,
1431 active_thread: Entity<ActiveThread>,
1432 window: &mut Window,
1433 cx: &mut App,
1434 ) -> Option<AnyElement> {
1435 if let Some(workspace) = workspace.upgrade() {
1436 let fs = workspace.read(cx).app_state().fs.clone();
1437 let user_store = workspace.read(cx).app_state().user_store.clone();
1438 let project = workspace.read(cx).project().clone();
1439 let weak_project = project.downgrade();
1440 let context_store = cx.new(|_cx| ContextStore::new(weak_project, None));
1441 let active_thread = active_thread.read(cx);
1442 let thread = active_thread.thread().clone();
1443 let thread_store = active_thread.thread_store().clone();
1444 let text_thread_store = active_thread.text_thread_store().clone();
1445
1446 let default_message_editor = cx.new(|cx| {
1447 MessageEditor::new(
1448 fs,
1449 workspace.downgrade(),
1450 user_store,
1451 context_store,
1452 None,
1453 thread_store.downgrade(),
1454 text_thread_store.downgrade(),
1455 thread,
1456 DockPosition::Left,
1457 window,
1458 cx,
1459 )
1460 });
1461
1462 Some(
1463 v_flex()
1464 .gap_4()
1465 .children(vec![single_example(
1466 "Default Message Editor",
1467 div()
1468 .w(px(540.))
1469 .pt_12()
1470 .bg(cx.theme().colors().panel_background)
1471 .border_1()
1472 .border_color(cx.theme().colors().border)
1473 .child(default_message_editor.clone())
1474 .into_any_element(),
1475 )])
1476 .into_any_element(),
1477 )
1478 } else {
1479 None
1480 }
1481 }
1482}
1483
1484register_agent_preview!(MessageEditor);