1use crate::{collab_panel, ChatPanelSettings};
2use anyhow::Result;
3use call::{room, ActiveCall};
4use channel::{ChannelChat, ChannelChatEvent, ChannelMessage, ChannelMessageId, ChannelStore};
5use client::{ChannelId, Client};
6use collections::HashMap;
7use db::kvp::KEY_VALUE_STORE;
8use editor::Editor;
9use gpui::{
10 actions, div, list, prelude::*, px, Action, AppContext, AsyncWindowContext, ClipboardItem,
11 CursorStyle, DismissEvent, ElementId, EventEmitter, FocusHandle, FocusableView, FontStyle,
12 FontWeight, HighlightStyle, ListOffset, ListScrollEvent, ListState, Model, Render, StyledText,
13 Subscription, Task, View, ViewContext, VisualContext, WeakView,
14};
15use language::LanguageRegistry;
16use menu::Confirm;
17use message_editor::MessageEditor;
18use project::Fs;
19use rich_text::RichText;
20use serde::{Deserialize, Serialize};
21use settings::Settings;
22use std::{sync::Arc, time::Duration};
23use time::{OffsetDateTime, UtcOffset};
24use ui::{
25 popover_menu, prelude::*, Avatar, Button, ContextMenu, IconButton, IconName, KeyBinding, Label,
26 TabBar, Tooltip,
27};
28use util::{ResultExt, TryFutureExt};
29use workspace::{
30 dock::{DockPosition, Panel, PanelEvent},
31 Workspace,
32};
33
34mod message_editor;
35
36const MESSAGE_LOADING_THRESHOLD: usize = 50;
37const CHAT_PANEL_KEY: &str = "ChatPanel";
38
39pub fn init(cx: &mut AppContext) {
40 cx.observe_new_views(|workspace: &mut Workspace, _| {
41 workspace.register_action(|workspace, _: &ToggleFocus, cx| {
42 workspace.toggle_panel_focus::<ChatPanel>(cx);
43 });
44 })
45 .detach();
46}
47
48pub struct ChatPanel {
49 client: Arc<Client>,
50 channel_store: Model<ChannelStore>,
51 languages: Arc<LanguageRegistry>,
52 message_list: ListState,
53 active_chat: Option<(Model<ChannelChat>, Subscription)>,
54 message_editor: View<MessageEditor>,
55 local_timezone: UtcOffset,
56 fs: Arc<dyn Fs>,
57 width: Option<Pixels>,
58 active: bool,
59 pending_serialization: Task<Option<()>>,
60 subscriptions: Vec<gpui::Subscription>,
61 is_scrolled_to_bottom: bool,
62 markdown_data: HashMap<ChannelMessageId, RichText>,
63 focus_handle: FocusHandle,
64 open_context_menu: Option<(u64, Subscription)>,
65 highlighted_message: Option<(u64, Task<()>)>,
66 last_acknowledged_message_id: Option<u64>,
67}
68
69#[derive(Serialize, Deserialize)]
70struct SerializedChatPanel {
71 width: Option<Pixels>,
72}
73
74actions!(chat_panel, [ToggleFocus, CloseReplyPreview]);
75
76impl ChatPanel {
77 pub fn new(workspace: &mut Workspace, cx: &mut ViewContext<Workspace>) -> View<Self> {
78 let fs = workspace.app_state().fs.clone();
79 let client = workspace.app_state().client.clone();
80 let channel_store = ChannelStore::global(cx);
81 let languages = workspace.app_state().languages.clone();
82
83 let input_editor = cx.new_view(|cx| {
84 MessageEditor::new(
85 languages.clone(),
86 channel_store.clone(),
87 cx.new_view(|cx| Editor::auto_height(4, cx)),
88 cx,
89 )
90 });
91
92 cx.new_view(|cx: &mut ViewContext<Self>| {
93 let view = cx.view().downgrade();
94 let message_list =
95 ListState::new(0, gpui::ListAlignment::Bottom, px(1000.), move |ix, cx| {
96 if let Some(view) = view.upgrade() {
97 view.update(cx, |view, cx| {
98 view.render_message(ix, cx).into_any_element()
99 })
100 } else {
101 div().into_any()
102 }
103 });
104
105 message_list.set_scroll_handler(cx.listener(|this, event: &ListScrollEvent, cx| {
106 if event.visible_range.start < MESSAGE_LOADING_THRESHOLD {
107 this.load_more_messages(cx);
108 }
109 this.is_scrolled_to_bottom = !event.is_scrolled;
110 }));
111
112 let mut this = Self {
113 fs,
114 client,
115 channel_store,
116 languages,
117 message_list,
118 active_chat: Default::default(),
119 pending_serialization: Task::ready(None),
120 message_editor: input_editor,
121 local_timezone: cx.local_timezone(),
122 subscriptions: Vec::new(),
123 is_scrolled_to_bottom: true,
124 active: false,
125 width: None,
126 markdown_data: Default::default(),
127 focus_handle: cx.focus_handle(),
128 open_context_menu: None,
129 highlighted_message: None,
130 last_acknowledged_message_id: None,
131 };
132
133 if let Some(channel_id) = ActiveCall::global(cx)
134 .read(cx)
135 .room()
136 .and_then(|room| room.read(cx).channel_id())
137 {
138 this.select_channel(channel_id, None, cx)
139 .detach_and_log_err(cx);
140 }
141
142 this.subscriptions.push(cx.subscribe(
143 &ActiveCall::global(cx),
144 move |this: &mut Self, call, event: &room::Event, cx| match event {
145 room::Event::RoomJoined { channel_id } => {
146 if let Some(channel_id) = channel_id {
147 this.select_channel(*channel_id, None, cx)
148 .detach_and_log_err(cx);
149
150 if call
151 .read(cx)
152 .room()
153 .is_some_and(|room| room.read(cx).contains_guests())
154 {
155 cx.emit(PanelEvent::Activate)
156 }
157 }
158 }
159 room::Event::Left { channel_id } => {
160 if channel_id == &this.channel_id(cx) {
161 cx.emit(PanelEvent::Close)
162 }
163 }
164 _ => {}
165 },
166 ));
167
168 this
169 })
170 }
171
172 pub fn channel_id(&self, cx: &AppContext) -> Option<ChannelId> {
173 self.active_chat
174 .as_ref()
175 .map(|(chat, _)| chat.read(cx).channel_id)
176 }
177
178 pub fn is_scrolled_to_bottom(&self) -> bool {
179 self.is_scrolled_to_bottom
180 }
181
182 pub fn active_chat(&self) -> Option<Model<ChannelChat>> {
183 self.active_chat.as_ref().map(|(chat, _)| chat.clone())
184 }
185
186 pub fn load(
187 workspace: WeakView<Workspace>,
188 cx: AsyncWindowContext,
189 ) -> Task<Result<View<Self>>> {
190 cx.spawn(|mut cx| async move {
191 let serialized_panel = if let Some(panel) = cx
192 .background_executor()
193 .spawn(async move { KEY_VALUE_STORE.read_kvp(CHAT_PANEL_KEY) })
194 .await
195 .log_err()
196 .flatten()
197 {
198 Some(serde_json::from_str::<SerializedChatPanel>(&panel)?)
199 } else {
200 None
201 };
202
203 workspace.update(&mut cx, |workspace, cx| {
204 let panel = Self::new(workspace, cx);
205 if let Some(serialized_panel) = serialized_panel {
206 panel.update(cx, |panel, cx| {
207 panel.width = serialized_panel.width.map(|r| r.round());
208 cx.notify();
209 });
210 }
211 panel
212 })
213 })
214 }
215
216 fn serialize(&mut self, cx: &mut ViewContext<Self>) {
217 let width = self.width;
218 self.pending_serialization = cx.background_executor().spawn(
219 async move {
220 KEY_VALUE_STORE
221 .write_kvp(
222 CHAT_PANEL_KEY.into(),
223 serde_json::to_string(&SerializedChatPanel { width })?,
224 )
225 .await?;
226 anyhow::Ok(())
227 }
228 .log_err(),
229 );
230 }
231
232 fn set_active_chat(&mut self, chat: Model<ChannelChat>, cx: &mut ViewContext<Self>) {
233 if self.active_chat.as_ref().map(|e| &e.0) != Some(&chat) {
234 let channel_id = chat.read(cx).channel_id;
235 {
236 self.markdown_data.clear();
237 let chat = chat.read(cx);
238 self.message_list.reset(chat.message_count());
239
240 let channel_name = chat.channel(cx).map(|channel| channel.name.clone());
241 self.message_editor.update(cx, |editor, cx| {
242 editor.set_channel(channel_id, channel_name, cx);
243 editor.clear_reply_to_message_id();
244 });
245 };
246 let subscription = cx.subscribe(&chat, Self::channel_did_change);
247 self.active_chat = Some((chat, subscription));
248 self.acknowledge_last_message(cx);
249 cx.notify();
250 }
251 }
252
253 fn channel_did_change(
254 &mut self,
255 _: Model<ChannelChat>,
256 event: &ChannelChatEvent,
257 cx: &mut ViewContext<Self>,
258 ) {
259 match event {
260 ChannelChatEvent::MessagesUpdated {
261 old_range,
262 new_count,
263 } => {
264 self.message_list.splice(old_range.clone(), *new_count);
265 if self.active {
266 self.acknowledge_last_message(cx);
267 }
268 }
269 ChannelChatEvent::NewMessage {
270 channel_id,
271 message_id,
272 } => {
273 if !self.active {
274 self.channel_store.update(cx, |store, cx| {
275 store.update_latest_message_id(*channel_id, *message_id, cx)
276 })
277 }
278 }
279 }
280 cx.notify();
281 }
282
283 fn acknowledge_last_message(&mut self, cx: &mut ViewContext<Self>) {
284 if self.active && self.is_scrolled_to_bottom {
285 if let Some((chat, _)) = &self.active_chat {
286 if let Some(channel_id) = self.channel_id(cx) {
287 self.last_acknowledged_message_id = self
288 .channel_store
289 .read(cx)
290 .last_acknowledge_message_id(channel_id);
291 }
292
293 chat.update(cx, |chat, cx| {
294 chat.acknowledge_last_message(cx);
295 });
296 }
297 }
298 }
299
300 fn render_replied_to_message(
301 &mut self,
302 message_id: Option<ChannelMessageId>,
303 reply_to_message: &ChannelMessage,
304 cx: &mut ViewContext<Self>,
305 ) -> impl IntoElement {
306 let body_element_id: ElementId = match message_id {
307 Some(ChannelMessageId::Saved(id)) => ("reply-to-saved-message", id).into(),
308 Some(ChannelMessageId::Pending(id)) => ("reply-to-pending-message", id).into(), // This should never happen
309 None => ("composing-reply").into(),
310 };
311
312 let message_element_id: ElementId = match message_id {
313 Some(ChannelMessageId::Saved(id)) => ("reply-to-saved-message-container", id).into(),
314 Some(ChannelMessageId::Pending(id)) => {
315 ("reply-to-pending-message-container", id).into()
316 } // This should never happen
317 None => ("composing-reply-container").into(),
318 };
319
320 let current_channel_id = self.channel_id(cx);
321 let reply_to_message_id = reply_to_message.id;
322
323 let reply_to_message_body = self
324 .markdown_data
325 .entry(reply_to_message.id)
326 .or_insert_with(|| {
327 Self::render_markdown_with_mentions(
328 &self.languages,
329 self.client.id(),
330 reply_to_message,
331 )
332 });
333
334 const REPLY_TO_PREFIX: &str = "Reply to @";
335
336 div().flex_grow().child(
337 v_flex()
338 .id(message_element_id)
339 .text_ui_xs()
340 .child(
341 h_flex()
342 .gap_x_1()
343 .items_center()
344 .justify_start()
345 .overflow_x_hidden()
346 .whitespace_nowrap()
347 .child(
348 StyledText::new(format!(
349 "{}{}",
350 REPLY_TO_PREFIX,
351 reply_to_message.sender.github_login.clone()
352 ))
353 .with_highlights(
354 &cx.text_style(),
355 vec![(
356 (REPLY_TO_PREFIX.len() - 1)
357 ..(reply_to_message.sender.github_login.len()
358 + REPLY_TO_PREFIX.len()),
359 HighlightStyle {
360 font_weight: Some(FontWeight::BOLD),
361 ..Default::default()
362 },
363 )],
364 ),
365 ),
366 )
367 .child(
368 div()
369 .border_l_2()
370 .border_color(cx.theme().colors().border)
371 .px_1()
372 .py_0p5()
373 .mb_1()
374 .child(
375 div()
376 .overflow_hidden()
377 .max_h_12()
378 .child(reply_to_message_body.element(body_element_id, cx)),
379 ),
380 )
381 .cursor(CursorStyle::PointingHand)
382 .tooltip(|cx| Tooltip::text("Go to message", cx))
383 .on_click(cx.listener(move |chat_panel, _, cx| {
384 if let Some(channel_id) = current_channel_id {
385 chat_panel
386 .select_channel(channel_id, reply_to_message_id.into(), cx)
387 .detach_and_log_err(cx)
388 }
389 })),
390 )
391 }
392
393 fn render_message(&mut self, ix: usize, cx: &mut ViewContext<Self>) -> impl IntoElement {
394 let active_chat = &self.active_chat.as_ref().unwrap().0;
395 let (message, is_continuation_from_previous, is_admin) =
396 active_chat.update(cx, |active_chat, cx| {
397 let is_admin = self
398 .channel_store
399 .read(cx)
400 .is_channel_admin(active_chat.channel_id);
401
402 let last_message = active_chat.message(ix.saturating_sub(1));
403 let this_message = active_chat.message(ix).clone();
404
405 let duration_since_last_message = this_message.timestamp - last_message.timestamp;
406 let is_continuation_from_previous = last_message.sender.id
407 == this_message.sender.id
408 && last_message.id != this_message.id
409 && duration_since_last_message < Duration::from_secs(5 * 60);
410
411 if let ChannelMessageId::Saved(id) = this_message.id {
412 if this_message
413 .mentions
414 .iter()
415 .any(|(_, user_id)| Some(*user_id) == self.client.user_id())
416 {
417 active_chat.acknowledge_message(id);
418 }
419 }
420
421 (this_message, is_continuation_from_previous, is_admin)
422 });
423
424 let _is_pending = message.is_pending();
425
426 let belongs_to_user = Some(message.sender.id) == self.client.user_id();
427 let can_delete_message = belongs_to_user || is_admin;
428
429 let element_id: ElementId = match message.id {
430 ChannelMessageId::Saved(id) => ("saved-message", id).into(),
431 ChannelMessageId::Pending(id) => ("pending-message", id).into(),
432 };
433 let this = cx.view().clone();
434
435 let mentioning_you = message
436 .mentions
437 .iter()
438 .any(|m| Some(m.1) == self.client.user_id());
439
440 let message_id = match message.id {
441 ChannelMessageId::Saved(id) => Some(id),
442 ChannelMessageId::Pending(_) => None,
443 };
444
445 let reply_to_message = message
446 .reply_to_message_id
447 .and_then(|id| active_chat.read(cx).find_loaded_message(id))
448 .cloned();
449
450 let replied_to_you =
451 reply_to_message.as_ref().map(|m| m.sender.id) == self.client.user_id();
452
453 let is_highlighted_message = self
454 .highlighted_message
455 .as_ref()
456 .is_some_and(|(id, _)| Some(id) == message_id.as_ref());
457 let background = if is_highlighted_message {
458 cx.theme().status().info_background
459 } else if mentioning_you || replied_to_you {
460 cx.theme().colors().background
461 } else {
462 cx.theme().colors().panel_background
463 };
464
465 v_flex()
466 .w_full()
467 .relative()
468 .child(
469 div()
470 .bg(background)
471 .rounded_md()
472 .overflow_hidden()
473 .px_1()
474 .py_0p5()
475 .when(!is_continuation_from_previous, |this| {
476 this.mt_2().child(
477 h_flex()
478 .text_ui_sm()
479 .child(div().absolute().child(
480 Avatar::new(message.sender.avatar_uri.clone()).size(rems(1.)),
481 ))
482 .child(
483 div()
484 .pl(cx.rem_size() + px(6.0))
485 .pr(px(8.0))
486 .font_weight(FontWeight::BOLD)
487 .child(Label::new(message.sender.github_login.clone())),
488 )
489 .child(
490 Label::new(time_format::format_localized_timestamp(
491 OffsetDateTime::now_utc(),
492 message.timestamp,
493 self.local_timezone,
494 ))
495 .size(LabelSize::Small)
496 .color(Color::Muted),
497 ),
498 )
499 })
500 .when(
501 message.reply_to_message_id.is_some() && reply_to_message.is_none(),
502 |this| {
503 const MESSAGE_DELETED: &str = "Message has been deleted";
504
505 let body_text = StyledText::new(MESSAGE_DELETED).with_highlights(
506 &cx.text_style(),
507 vec![(
508 0..MESSAGE_DELETED.len(),
509 HighlightStyle {
510 font_style: Some(FontStyle::Italic),
511 ..Default::default()
512 },
513 )],
514 );
515
516 this.child(
517 div()
518 .border_l_2()
519 .text_ui_xs()
520 .border_color(cx.theme().colors().border)
521 .px_1()
522 .py_0p5()
523 .child(body_text),
524 )
525 },
526 )
527 .when_some(reply_to_message, |el, reply_to_message| {
528 el.child(self.render_replied_to_message(
529 Some(message.id),
530 &reply_to_message,
531 cx,
532 ))
533 })
534 .when(mentioning_you || replied_to_you, |this| this.my_0p5())
535 .map(|el| {
536 let text = self.markdown_data.entry(message.id).or_insert_with(|| {
537 Self::render_markdown_with_mentions(
538 &self.languages,
539 self.client.id(),
540 &message,
541 )
542 });
543 el.child(
544 v_flex()
545 .w_full()
546 .text_ui_sm()
547 .id(element_id)
548 .group("")
549 .child(text.element("body".into(), cx))
550 .child(
551 div()
552 .absolute()
553 .z_index(1)
554 .right_0()
555 .w_6()
556 .bg(background)
557 .when(!self.has_open_menu(message_id), |el| {
558 el.visible_on_hover("")
559 })
560 .when_some(message_id, |el, message_id| {
561 el.child(
562 popover_menu(("menu", message_id))
563 .trigger(IconButton::new(
564 ("trigger", message_id),
565 IconName::Ellipsis,
566 ))
567 .menu(move |cx| {
568 Some(Self::render_message_menu(
569 &this,
570 message_id,
571 can_delete_message,
572 cx,
573 ))
574 }),
575 )
576 }),
577 ),
578 )
579 }),
580 )
581 .when(
582 self.last_acknowledged_message_id
583 .is_some_and(|l| Some(l) == message_id),
584 |this| {
585 this.child(
586 h_flex()
587 .py_2()
588 .gap_1()
589 .items_center()
590 .child(div().w_full().h_0p5().bg(cx.theme().colors().border))
591 .child(
592 div()
593 .px_1()
594 .rounded_md()
595 .text_ui_xs()
596 .bg(cx.theme().colors().background)
597 .child("New messages"),
598 )
599 .child(div().w_full().h_0p5().bg(cx.theme().colors().border)),
600 )
601 },
602 )
603 }
604
605 fn has_open_menu(&self, message_id: Option<u64>) -> bool {
606 match self.open_context_menu.as_ref() {
607 Some((id, _)) => Some(*id) == message_id,
608 None => false,
609 }
610 }
611
612 fn render_message_menu(
613 this: &View<Self>,
614 message_id: u64,
615 can_delete_message: bool,
616 cx: &mut WindowContext,
617 ) -> View<ContextMenu> {
618 let menu = {
619 ContextMenu::build(cx, move |menu, cx| {
620 menu.entry(
621 "Reply to message",
622 None,
623 cx.handler_for(&this, move |this, cx| {
624 this.message_editor.update(cx, |editor, cx| {
625 editor.set_reply_to_message_id(message_id);
626 editor.focus_handle(cx).focus(cx);
627 })
628 }),
629 )
630 .entry(
631 "Copy message text",
632 None,
633 cx.handler_for(&this, move |this, cx| {
634 if let Some(message) = this.active_chat().and_then(|active_chat| {
635 active_chat.read(cx).find_loaded_message(message_id)
636 }) {
637 let text = message.body.clone();
638 cx.write_to_clipboard(ClipboardItem::new(text))
639 }
640 }),
641 )
642 .when(can_delete_message, move |menu| {
643 menu.entry(
644 "Delete message",
645 None,
646 cx.handler_for(&this, move |this, cx| this.remove_message(message_id, cx)),
647 )
648 })
649 })
650 };
651 this.update(cx, |this, cx| {
652 let subscription = cx.subscribe(&menu, |this: &mut Self, _, _: &DismissEvent, _| {
653 this.open_context_menu = None;
654 });
655 this.open_context_menu = Some((message_id, subscription));
656 });
657 menu
658 }
659
660 fn render_markdown_with_mentions(
661 language_registry: &Arc<LanguageRegistry>,
662 current_user_id: u64,
663 message: &channel::ChannelMessage,
664 ) -> RichText {
665 let mentions = message
666 .mentions
667 .iter()
668 .map(|(range, user_id)| rich_text::Mention {
669 range: range.clone(),
670 is_self_mention: *user_id == current_user_id,
671 })
672 .collect::<Vec<_>>();
673
674 rich_text::render_rich_text(message.body.clone(), &mentions, language_registry, None)
675 }
676
677 fn send(&mut self, _: &Confirm, cx: &mut ViewContext<Self>) {
678 if let Some((chat, _)) = self.active_chat.as_ref() {
679 let message = self
680 .message_editor
681 .update(cx, |editor, cx| editor.take_message(cx));
682
683 if let Some(task) = chat
684 .update(cx, |chat, cx| chat.send_message(message, cx))
685 .log_err()
686 {
687 task.detach();
688 }
689 }
690 }
691
692 fn remove_message(&mut self, id: u64, cx: &mut ViewContext<Self>) {
693 if let Some((chat, _)) = self.active_chat.as_ref() {
694 chat.update(cx, |chat, cx| chat.remove_message(id, cx).detach())
695 }
696 }
697
698 fn load_more_messages(&mut self, cx: &mut ViewContext<Self>) {
699 if let Some((chat, _)) = self.active_chat.as_ref() {
700 chat.update(cx, |channel, cx| {
701 if let Some(task) = channel.load_more_messages(cx) {
702 task.detach();
703 }
704 })
705 }
706 }
707
708 pub fn select_channel(
709 &mut self,
710 selected_channel_id: ChannelId,
711 scroll_to_message_id: Option<u64>,
712 cx: &mut ViewContext<ChatPanel>,
713 ) -> Task<Result<()>> {
714 let open_chat = self
715 .active_chat
716 .as_ref()
717 .and_then(|(chat, _)| {
718 (chat.read(cx).channel_id == selected_channel_id)
719 .then(|| Task::ready(anyhow::Ok(chat.clone())))
720 })
721 .unwrap_or_else(|| {
722 self.channel_store.update(cx, |store, cx| {
723 store.open_channel_chat(selected_channel_id, cx)
724 })
725 });
726
727 cx.spawn(|this, mut cx| async move {
728 let chat = open_chat.await?;
729 let highlight_message_id = scroll_to_message_id;
730 let scroll_to_message_id = this.update(&mut cx, |this, cx| {
731 this.set_active_chat(chat.clone(), cx);
732
733 scroll_to_message_id.or_else(|| this.last_acknowledged_message_id)
734 })?;
735
736 if let Some(message_id) = scroll_to_message_id {
737 if let Some(item_ix) =
738 ChannelChat::load_history_since_message(chat.clone(), message_id, (*cx).clone())
739 .await
740 {
741 this.update(&mut cx, |this, cx| {
742 if let Some(highlight_message_id) = highlight_message_id {
743 let task = cx.spawn({
744 |this, mut cx| async move {
745 cx.background_executor().timer(Duration::from_secs(2)).await;
746 this.update(&mut cx, |this, cx| {
747 this.highlighted_message.take();
748 cx.notify();
749 })
750 .ok();
751 }
752 });
753
754 this.highlighted_message = Some((highlight_message_id, task));
755 }
756
757 if this.active_chat.as_ref().map_or(false, |(c, _)| *c == chat) {
758 this.message_list.scroll_to(ListOffset {
759 item_ix,
760 offset_in_item: px(0.0),
761 });
762 cx.notify();
763 }
764 })?;
765 }
766 }
767
768 Ok(())
769 })
770 }
771
772 fn close_reply_preview(&mut self, _: &CloseReplyPreview, cx: &mut ViewContext<Self>) {
773 self.message_editor
774 .update(cx, |editor, _| editor.clear_reply_to_message_id());
775 }
776}
777
778impl Render for ChatPanel {
779 fn render(&mut self, cx: &mut ViewContext<Self>) -> impl IntoElement {
780 let reply_to_message_id = self.message_editor.read(cx).reply_to_message_id();
781
782 v_flex()
783 .key_context("ChatPanel")
784 .track_focus(&self.focus_handle)
785 .size_full()
786 .on_action(cx.listener(Self::send))
787 .child(
788 h_flex().z_index(1).child(
789 TabBar::new("chat_header").child(
790 h_flex()
791 .w_full()
792 .h(rems(ui::Tab::CONTAINER_HEIGHT_IN_REMS))
793 .px_2()
794 .child(Label::new(
795 self.active_chat
796 .as_ref()
797 .and_then(|c| {
798 Some(format!("#{}", c.0.read(cx).channel(cx)?.name))
799 })
800 .unwrap_or("Chat".to_string()),
801 )),
802 ),
803 ),
804 )
805 .child(div().flex_grow().px_2().map(|this| {
806 if self.active_chat.is_some() {
807 this.child(list(self.message_list.clone()).size_full())
808 } else {
809 this.child(
810 div()
811 .size_full()
812 .p_4()
813 .child(
814 Label::new("Select a channel to chat in.")
815 .size(LabelSize::Small)
816 .color(Color::Muted),
817 )
818 .child(
819 div().pt_1().w_full().items_center().child(
820 Button::new("toggle-collab", "Open")
821 .full_width()
822 .key_binding(KeyBinding::for_action(
823 &collab_panel::ToggleFocus,
824 cx,
825 ))
826 .on_click(|_, cx| {
827 cx.dispatch_action(
828 collab_panel::ToggleFocus.boxed_clone(),
829 )
830 }),
831 ),
832 ),
833 )
834 }
835 }))
836 .when_some(reply_to_message_id, |el, reply_to_message_id| {
837 let reply_message = self
838 .active_chat()
839 .and_then(|active_chat| {
840 active_chat.read(cx).messages().iter().find(|message| {
841 message.id == ChannelMessageId::Saved(reply_to_message_id)
842 })
843 })
844 .cloned();
845
846 el.when_some(reply_message, |el, reply_message| {
847 el.child(
848 h_flex()
849 .when(!self.is_scrolled_to_bottom, |el| {
850 el.border_t_1().border_color(cx.theme().colors().border)
851 })
852 .justify_between()
853 .overflow_hidden()
854 .items_start()
855 .py_1()
856 .px_2()
857 .bg(cx.theme().colors().background)
858 .child(
859 div().flex_shrink().overflow_hidden().child(
860 self.render_replied_to_message(None, &reply_message, cx),
861 ),
862 )
863 .child(
864 IconButton::new("close-reply-preview", IconName::Close)
865 .shape(ui::IconButtonShape::Square)
866 .tooltip(|cx| {
867 Tooltip::for_action(
868 "Close reply preview",
869 &CloseReplyPreview,
870 cx,
871 )
872 })
873 .on_click(cx.listener(move |_, _, cx| {
874 cx.dispatch_action(CloseReplyPreview.boxed_clone())
875 })),
876 ),
877 )
878 })
879 })
880 .children(
881 Some(
882 h_flex()
883 .key_context("MessageEditor")
884 .on_action(cx.listener(ChatPanel::close_reply_preview))
885 .when(
886 !self.is_scrolled_to_bottom && reply_to_message_id.is_none(),
887 |el| el.border_t_1().border_color(cx.theme().colors().border),
888 )
889 .p_2()
890 .map(|el| el.child(self.message_editor.clone())),
891 )
892 .filter(|_| self.active_chat.is_some()),
893 )
894 .into_any()
895 }
896}
897
898impl FocusableView for ChatPanel {
899 fn focus_handle(&self, cx: &AppContext) -> gpui::FocusHandle {
900 if self.active_chat.is_some() {
901 self.message_editor.read(cx).focus_handle(cx)
902 } else {
903 self.focus_handle.clone()
904 }
905 }
906}
907
908impl Panel for ChatPanel {
909 fn position(&self, cx: &gpui::WindowContext) -> DockPosition {
910 ChatPanelSettings::get_global(cx).dock
911 }
912
913 fn position_is_valid(&self, position: DockPosition) -> bool {
914 matches!(position, DockPosition::Left | DockPosition::Right)
915 }
916
917 fn set_position(&mut self, position: DockPosition, cx: &mut ViewContext<Self>) {
918 settings::update_settings_file::<ChatPanelSettings>(self.fs.clone(), cx, move |settings| {
919 settings.dock = Some(position)
920 });
921 }
922
923 fn size(&self, cx: &gpui::WindowContext) -> Pixels {
924 self.width
925 .unwrap_or_else(|| ChatPanelSettings::get_global(cx).default_width)
926 }
927
928 fn set_size(&mut self, size: Option<Pixels>, cx: &mut ViewContext<Self>) {
929 self.width = size;
930 self.serialize(cx);
931 cx.notify();
932 }
933
934 fn set_active(&mut self, active: bool, cx: &mut ViewContext<Self>) {
935 self.active = active;
936 if active {
937 self.acknowledge_last_message(cx);
938 }
939 }
940
941 fn persistent_name() -> &'static str {
942 "ChatPanel"
943 }
944
945 fn icon(&self, cx: &WindowContext) -> Option<ui::IconName> {
946 Some(ui::IconName::MessageBubbles).filter(|_| ChatPanelSettings::get_global(cx).button)
947 }
948
949 fn icon_tooltip(&self, _cx: &WindowContext) -> Option<&'static str> {
950 Some("Chat Panel")
951 }
952
953 fn toggle_action(&self) -> Box<dyn gpui::Action> {
954 Box::new(ToggleFocus)
955 }
956
957 fn starts_open(&self, cx: &WindowContext) -> bool {
958 ActiveCall::global(cx)
959 .read(cx)
960 .room()
961 .is_some_and(|room| room.read(cx).contains_guests())
962 }
963}
964
965impl EventEmitter<PanelEvent> for ChatPanel {}
966
967#[cfg(test)]
968mod tests {
969 use super::*;
970 use gpui::HighlightStyle;
971 use pretty_assertions::assert_eq;
972 use rich_text::Highlight;
973 use time::OffsetDateTime;
974 use util::test::marked_text_ranges;
975
976 #[gpui::test]
977 fn test_render_markdown_with_mentions() {
978 let language_registry = Arc::new(LanguageRegistry::test());
979 let (body, ranges) = marked_text_ranges("*hi*, «@abc», let's **call** «@fgh»", false);
980 let message = channel::ChannelMessage {
981 id: ChannelMessageId::Saved(0),
982 body,
983 timestamp: OffsetDateTime::now_utc(),
984 sender: Arc::new(client::User {
985 github_login: "fgh".into(),
986 avatar_uri: "avatar_fgh".into(),
987 id: 103,
988 }),
989 nonce: 5,
990 mentions: vec![(ranges[0].clone(), 101), (ranges[1].clone(), 102)],
991 reply_to_message_id: None,
992 };
993
994 let message = ChatPanel::render_markdown_with_mentions(&language_registry, 102, &message);
995
996 // Note that the "'" was replaced with ’ due to smart punctuation.
997 let (body, ranges) = marked_text_ranges("«hi», «@abc», let’s «call» «@fgh»", false);
998 assert_eq!(message.text, body);
999 assert_eq!(
1000 message.highlights,
1001 vec![
1002 (
1003 ranges[0].clone(),
1004 HighlightStyle {
1005 font_style: Some(gpui::FontStyle::Italic),
1006 ..Default::default()
1007 }
1008 .into()
1009 ),
1010 (ranges[1].clone(), Highlight::Mention),
1011 (
1012 ranges[2].clone(),
1013 HighlightStyle {
1014 font_weight: Some(gpui::FontWeight::BOLD),
1015 ..Default::default()
1016 }
1017 .into()
1018 ),
1019 (ranges[3].clone(), Highlight::SelfMention)
1020 ]
1021 );
1022 }
1023
1024 #[gpui::test]
1025 fn test_render_markdown_with_auto_detect_links() {
1026 let language_registry = Arc::new(LanguageRegistry::test());
1027 let message = channel::ChannelMessage {
1028 id: ChannelMessageId::Saved(0),
1029 body: "Here is a link https://zed.dev to zeds website".to_string(),
1030 timestamp: OffsetDateTime::now_utc(),
1031 sender: Arc::new(client::User {
1032 github_login: "fgh".into(),
1033 avatar_uri: "avatar_fgh".into(),
1034 id: 103,
1035 }),
1036 nonce: 5,
1037 mentions: Vec::new(),
1038 reply_to_message_id: None,
1039 };
1040
1041 let message = ChatPanel::render_markdown_with_mentions(&language_registry, 102, &message);
1042
1043 // Note that the "'" was replaced with ’ due to smart punctuation.
1044 let (body, ranges) =
1045 marked_text_ranges("Here is a link «https://zed.dev» to zeds website", false);
1046 assert_eq!(message.text, body);
1047 assert_eq!(1, ranges.len());
1048 assert_eq!(
1049 message.highlights,
1050 vec![(
1051 ranges[0].clone(),
1052 HighlightStyle {
1053 underline: Some(gpui::UnderlineStyle {
1054 thickness: 1.0.into(),
1055 ..Default::default()
1056 }),
1057 ..Default::default()
1058 }
1059 .into()
1060 ),]
1061 );
1062 }
1063
1064 #[gpui::test]
1065 fn test_render_markdown_with_auto_detect_links_and_additional_formatting() {
1066 let language_registry = Arc::new(LanguageRegistry::test());
1067 let message = channel::ChannelMessage {
1068 id: ChannelMessageId::Saved(0),
1069 body: "**Here is a link https://zed.dev to zeds website**".to_string(),
1070 timestamp: OffsetDateTime::now_utc(),
1071 sender: Arc::new(client::User {
1072 github_login: "fgh".into(),
1073 avatar_uri: "avatar_fgh".into(),
1074 id: 103,
1075 }),
1076 nonce: 5,
1077 mentions: Vec::new(),
1078 reply_to_message_id: None,
1079 };
1080
1081 let message = ChatPanel::render_markdown_with_mentions(&language_registry, 102, &message);
1082
1083 // Note that the "'" was replaced with ’ due to smart punctuation.
1084 let (body, ranges) = marked_text_ranges(
1085 "«Here is a link »«https://zed.dev»« to zeds website»",
1086 false,
1087 );
1088 assert_eq!(message.text, body);
1089 assert_eq!(3, ranges.len());
1090 assert_eq!(
1091 message.highlights,
1092 vec![
1093 (
1094 ranges[0].clone(),
1095 HighlightStyle {
1096 font_weight: Some(gpui::FontWeight::BOLD),
1097 ..Default::default()
1098 }
1099 .into()
1100 ),
1101 (
1102 ranges[1].clone(),
1103 HighlightStyle {
1104 font_weight: Some(gpui::FontWeight::BOLD),
1105 underline: Some(gpui::UnderlineStyle {
1106 thickness: 1.0.into(),
1107 ..Default::default()
1108 }),
1109 ..Default::default()
1110 }
1111 .into()
1112 ),
1113 (
1114 ranges[2].clone(),
1115 HighlightStyle {
1116 font_weight: Some(gpui::FontWeight::BOLD),
1117 ..Default::default()
1118 }
1119 .into()
1120 ),
1121 ]
1122 );
1123 }
1124}