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: &'static 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 .map(|id| active_chat.read(cx).find_loaded_message(id))
448 .flatten()
449 .cloned();
450
451 let replied_to_you =
452 reply_to_message.as_ref().map(|m| m.sender.id) == self.client.user_id();
453
454 let is_highlighted_message = self
455 .highlighted_message
456 .as_ref()
457 .is_some_and(|(id, _)| Some(id) == message_id.as_ref());
458 let background = if is_highlighted_message {
459 cx.theme().status().info_background
460 } else if mentioning_you || replied_to_you {
461 cx.theme().colors().background
462 } else {
463 cx.theme().colors().panel_background
464 };
465
466 v_flex()
467 .w_full()
468 .relative()
469 .child(
470 div()
471 .bg(background)
472 .rounded_md()
473 .overflow_hidden()
474 .px_1()
475 .py_0p5()
476 .when(!is_continuation_from_previous, |this| {
477 this.mt_2().child(
478 h_flex()
479 .text_ui_sm()
480 .child(div().absolute().child(
481 Avatar::new(message.sender.avatar_uri.clone()).size(rems(1.)),
482 ))
483 .child(
484 div()
485 .pl(cx.rem_size() + px(6.0))
486 .pr(px(8.0))
487 .font_weight(FontWeight::BOLD)
488 .child(Label::new(message.sender.github_login.clone())),
489 )
490 .child(
491 Label::new(time_format::format_localized_timestamp(
492 OffsetDateTime::now_utc(),
493 message.timestamp,
494 self.local_timezone,
495 ))
496 .size(LabelSize::Small)
497 .color(Color::Muted),
498 ),
499 )
500 })
501 .when(
502 message.reply_to_message_id.is_some() && reply_to_message.is_none(),
503 |this| {
504 const MESSAGE_DELETED: &str = "Message has been deleted";
505
506 let body_text = StyledText::new(MESSAGE_DELETED).with_highlights(
507 &cx.text_style(),
508 vec![(
509 0..MESSAGE_DELETED.len(),
510 HighlightStyle {
511 font_style: Some(FontStyle::Italic),
512 ..Default::default()
513 },
514 )],
515 );
516
517 this.child(
518 div()
519 .border_l_2()
520 .text_ui_xs()
521 .border_color(cx.theme().colors().border)
522 .px_1()
523 .py_0p5()
524 .child(body_text),
525 )
526 },
527 )
528 .when_some(reply_to_message, |el, reply_to_message| {
529 el.child(self.render_replied_to_message(
530 Some(message.id),
531 &reply_to_message,
532 cx,
533 ))
534 })
535 .when(mentioning_you || replied_to_you, |this| this.my_0p5())
536 .map(|el| {
537 let text = self.markdown_data.entry(message.id).or_insert_with(|| {
538 Self::render_markdown_with_mentions(
539 &self.languages,
540 self.client.id(),
541 &message,
542 )
543 });
544 el.child(
545 v_flex()
546 .w_full()
547 .text_ui_sm()
548 .id(element_id)
549 .group("")
550 .child(text.element("body".into(), cx))
551 .child(
552 div()
553 .absolute()
554 .z_index(1)
555 .right_0()
556 .w_6()
557 .bg(background)
558 .when(!self.has_open_menu(message_id), |el| {
559 el.visible_on_hover("")
560 })
561 .when_some(message_id, |el, message_id| {
562 el.child(
563 popover_menu(("menu", message_id))
564 .trigger(IconButton::new(
565 ("trigger", message_id),
566 IconName::Ellipsis,
567 ))
568 .menu(move |cx| {
569 Some(Self::render_message_menu(
570 &this,
571 message_id,
572 can_delete_message,
573 cx,
574 ))
575 }),
576 )
577 }),
578 ),
579 )
580 }),
581 )
582 .when(
583 self.last_acknowledged_message_id
584 .is_some_and(|l| Some(l) == message_id),
585 |this| {
586 this.child(
587 h_flex()
588 .py_2()
589 .gap_1()
590 .items_center()
591 .child(div().w_full().h_0p5().bg(cx.theme().colors().border))
592 .child(
593 div()
594 .px_1()
595 .rounded_md()
596 .text_ui_xs()
597 .bg(cx.theme().colors().background)
598 .child("New messages"),
599 )
600 .child(div().w_full().h_0p5().bg(cx.theme().colors().border)),
601 )
602 },
603 )
604 }
605
606 fn has_open_menu(&self, message_id: Option<u64>) -> bool {
607 match self.open_context_menu.as_ref() {
608 Some((id, _)) => Some(*id) == message_id,
609 None => false,
610 }
611 }
612
613 fn render_message_menu(
614 this: &View<Self>,
615 message_id: u64,
616 can_delete_message: bool,
617 cx: &mut WindowContext,
618 ) -> View<ContextMenu> {
619 let menu = {
620 ContextMenu::build(cx, move |menu, cx| {
621 menu.entry(
622 "Reply to message",
623 None,
624 cx.handler_for(&this, move |this, cx| {
625 this.message_editor.update(cx, |editor, cx| {
626 editor.set_reply_to_message_id(message_id);
627 editor.focus_handle(cx).focus(cx);
628 })
629 }),
630 )
631 .entry(
632 "Copy message text",
633 None,
634 cx.handler_for(&this, move |this, cx| {
635 this.active_chat().map(|active_chat| {
636 if let Some(message) =
637 active_chat.read(cx).find_loaded_message(message_id)
638 {
639 let text = message.body.clone();
640 cx.write_to_clipboard(ClipboardItem::new(text))
641 }
642 });
643 }),
644 )
645 .when(can_delete_message, move |menu| {
646 menu.entry(
647 "Delete message",
648 None,
649 cx.handler_for(&this, move |this, cx| this.remove_message(message_id, cx)),
650 )
651 })
652 })
653 };
654 this.update(cx, |this, cx| {
655 let subscription = cx.subscribe(&menu, |this: &mut Self, _, _: &DismissEvent, _| {
656 this.open_context_menu = None;
657 });
658 this.open_context_menu = Some((message_id, subscription));
659 });
660 menu
661 }
662
663 fn render_markdown_with_mentions(
664 language_registry: &Arc<LanguageRegistry>,
665 current_user_id: u64,
666 message: &channel::ChannelMessage,
667 ) -> RichText {
668 let mentions = message
669 .mentions
670 .iter()
671 .map(|(range, user_id)| rich_text::Mention {
672 range: range.clone(),
673 is_self_mention: *user_id == current_user_id,
674 })
675 .collect::<Vec<_>>();
676
677 rich_text::render_rich_text(message.body.clone(), &mentions, language_registry, None)
678 }
679
680 fn send(&mut self, _: &Confirm, cx: &mut ViewContext<Self>) {
681 if let Some((chat, _)) = self.active_chat.as_ref() {
682 let message = self
683 .message_editor
684 .update(cx, |editor, cx| editor.take_message(cx));
685
686 if let Some(task) = chat
687 .update(cx, |chat, cx| chat.send_message(message, cx))
688 .log_err()
689 {
690 task.detach();
691 }
692 }
693 }
694
695 fn remove_message(&mut self, id: u64, cx: &mut ViewContext<Self>) {
696 if let Some((chat, _)) = self.active_chat.as_ref() {
697 chat.update(cx, |chat, cx| chat.remove_message(id, cx).detach())
698 }
699 }
700
701 fn load_more_messages(&mut self, cx: &mut ViewContext<Self>) {
702 if let Some((chat, _)) = self.active_chat.as_ref() {
703 chat.update(cx, |channel, cx| {
704 if let Some(task) = channel.load_more_messages(cx) {
705 task.detach();
706 }
707 })
708 }
709 }
710
711 pub fn select_channel(
712 &mut self,
713 selected_channel_id: ChannelId,
714 scroll_to_message_id: Option<u64>,
715 cx: &mut ViewContext<ChatPanel>,
716 ) -> Task<Result<()>> {
717 let open_chat = self
718 .active_chat
719 .as_ref()
720 .and_then(|(chat, _)| {
721 (chat.read(cx).channel_id == selected_channel_id)
722 .then(|| Task::ready(anyhow::Ok(chat.clone())))
723 })
724 .unwrap_or_else(|| {
725 self.channel_store.update(cx, |store, cx| {
726 store.open_channel_chat(selected_channel_id, cx)
727 })
728 });
729
730 cx.spawn(|this, mut cx| async move {
731 let chat = open_chat.await?;
732 let highlight_message_id = scroll_to_message_id;
733 let scroll_to_message_id = this.update(&mut cx, |this, cx| {
734 this.set_active_chat(chat.clone(), cx);
735
736 scroll_to_message_id.or_else(|| this.last_acknowledged_message_id)
737 })?;
738
739 if let Some(message_id) = scroll_to_message_id {
740 if let Some(item_ix) =
741 ChannelChat::load_history_since_message(chat.clone(), message_id, (*cx).clone())
742 .await
743 {
744 this.update(&mut cx, |this, cx| {
745 if let Some(highlight_message_id) = highlight_message_id {
746 let task = cx.spawn({
747 |this, mut cx| async move {
748 cx.background_executor().timer(Duration::from_secs(2)).await;
749 this.update(&mut cx, |this, cx| {
750 this.highlighted_message.take();
751 cx.notify();
752 })
753 .ok();
754 }
755 });
756
757 this.highlighted_message = Some((highlight_message_id, task));
758 }
759
760 if this.active_chat.as_ref().map_or(false, |(c, _)| *c == chat) {
761 this.message_list.scroll_to(ListOffset {
762 item_ix,
763 offset_in_item: px(0.0),
764 });
765 cx.notify();
766 }
767 })?;
768 }
769 }
770
771 Ok(())
772 })
773 }
774
775 fn close_reply_preview(&mut self, _: &CloseReplyPreview, cx: &mut ViewContext<Self>) {
776 self.message_editor
777 .update(cx, |editor, _| editor.clear_reply_to_message_id());
778 }
779}
780
781impl Render for ChatPanel {
782 fn render(&mut self, cx: &mut ViewContext<Self>) -> impl IntoElement {
783 let reply_to_message_id = self.message_editor.read(cx).reply_to_message_id();
784
785 v_flex()
786 .key_context("ChatPanel")
787 .track_focus(&self.focus_handle)
788 .size_full()
789 .on_action(cx.listener(Self::send))
790 .child(
791 h_flex().z_index(1).child(
792 TabBar::new("chat_header").child(
793 h_flex()
794 .w_full()
795 .h(rems(ui::Tab::CONTAINER_HEIGHT_IN_REMS))
796 .px_2()
797 .child(Label::new(
798 self.active_chat
799 .as_ref()
800 .and_then(|c| {
801 Some(format!("#{}", c.0.read(cx).channel(cx)?.name))
802 })
803 .unwrap_or("Chat".to_string()),
804 )),
805 ),
806 ),
807 )
808 .child(div().flex_grow().px_2().map(|this| {
809 if self.active_chat.is_some() {
810 this.child(list(self.message_list.clone()).size_full())
811 } else {
812 this.child(
813 div()
814 .size_full()
815 .p_4()
816 .child(
817 Label::new("Select a channel to chat in.")
818 .size(LabelSize::Small)
819 .color(Color::Muted),
820 )
821 .child(
822 div().pt_1().w_full().items_center().child(
823 Button::new("toggle-collab", "Open")
824 .full_width()
825 .key_binding(KeyBinding::for_action(
826 &collab_panel::ToggleFocus,
827 cx,
828 ))
829 .on_click(|_, cx| {
830 cx.dispatch_action(
831 collab_panel::ToggleFocus.boxed_clone(),
832 )
833 }),
834 ),
835 ),
836 )
837 }
838 }))
839 .when_some(reply_to_message_id, |el, reply_to_message_id| {
840 let reply_message = self
841 .active_chat()
842 .map(|active_chat| {
843 active_chat.read(cx).messages().iter().find_map(|m| {
844 if m.id == ChannelMessageId::Saved(reply_to_message_id) {
845 Some(m)
846 } else {
847 None
848 }
849 })
850 })
851 .flatten()
852 .cloned();
853
854 el.when_some(reply_message, |el, reply_message| {
855 el.child(
856 h_flex()
857 .when(!self.is_scrolled_to_bottom, |el| {
858 el.border_t_1().border_color(cx.theme().colors().border)
859 })
860 .justify_between()
861 .overflow_hidden()
862 .items_start()
863 .py_1()
864 .px_2()
865 .bg(cx.theme().colors().background)
866 .child(
867 div().flex_shrink().overflow_hidden().child(
868 self.render_replied_to_message(None, &reply_message, cx),
869 ),
870 )
871 .child(
872 IconButton::new("close-reply-preview", IconName::Close)
873 .shape(ui::IconButtonShape::Square)
874 .tooltip(|cx| {
875 Tooltip::for_action(
876 "Close reply preview",
877 &CloseReplyPreview,
878 cx,
879 )
880 })
881 .on_click(cx.listener(move |_, _, cx| {
882 cx.dispatch_action(CloseReplyPreview.boxed_clone())
883 })),
884 ),
885 )
886 })
887 })
888 .children(
889 Some(
890 h_flex()
891 .key_context("MessageEditor")
892 .on_action(cx.listener(ChatPanel::close_reply_preview))
893 .when(
894 !self.is_scrolled_to_bottom && reply_to_message_id.is_none(),
895 |el| el.border_t_1().border_color(cx.theme().colors().border),
896 )
897 .p_2()
898 .map(|el| el.child(self.message_editor.clone())),
899 )
900 .filter(|_| self.active_chat.is_some()),
901 )
902 .into_any()
903 }
904}
905
906impl FocusableView for ChatPanel {
907 fn focus_handle(&self, cx: &AppContext) -> gpui::FocusHandle {
908 if self.active_chat.is_some() {
909 self.message_editor.read(cx).focus_handle(cx)
910 } else {
911 self.focus_handle.clone()
912 }
913 }
914}
915
916impl Panel for ChatPanel {
917 fn position(&self, cx: &gpui::WindowContext) -> DockPosition {
918 ChatPanelSettings::get_global(cx).dock
919 }
920
921 fn position_is_valid(&self, position: DockPosition) -> bool {
922 matches!(position, DockPosition::Left | DockPosition::Right)
923 }
924
925 fn set_position(&mut self, position: DockPosition, cx: &mut ViewContext<Self>) {
926 settings::update_settings_file::<ChatPanelSettings>(self.fs.clone(), cx, move |settings| {
927 settings.dock = Some(position)
928 });
929 }
930
931 fn size(&self, cx: &gpui::WindowContext) -> Pixels {
932 self.width
933 .unwrap_or_else(|| ChatPanelSettings::get_global(cx).default_width)
934 }
935
936 fn set_size(&mut self, size: Option<Pixels>, cx: &mut ViewContext<Self>) {
937 self.width = size;
938 self.serialize(cx);
939 cx.notify();
940 }
941
942 fn set_active(&mut self, active: bool, cx: &mut ViewContext<Self>) {
943 self.active = active;
944 if active {
945 self.acknowledge_last_message(cx);
946 }
947 }
948
949 fn persistent_name() -> &'static str {
950 "ChatPanel"
951 }
952
953 fn icon(&self, cx: &WindowContext) -> Option<ui::IconName> {
954 Some(ui::IconName::MessageBubbles).filter(|_| ChatPanelSettings::get_global(cx).button)
955 }
956
957 fn icon_tooltip(&self, _cx: &WindowContext) -> Option<&'static str> {
958 Some("Chat Panel")
959 }
960
961 fn toggle_action(&self) -> Box<dyn gpui::Action> {
962 Box::new(ToggleFocus)
963 }
964
965 fn starts_open(&self, cx: &WindowContext) -> bool {
966 ActiveCall::global(cx)
967 .read(cx)
968 .room()
969 .is_some_and(|room| room.read(cx).contains_guests())
970 }
971}
972
973impl EventEmitter<PanelEvent> for ChatPanel {}
974
975#[cfg(test)]
976mod tests {
977 use super::*;
978 use gpui::HighlightStyle;
979 use pretty_assertions::assert_eq;
980 use rich_text::Highlight;
981 use time::OffsetDateTime;
982 use util::test::marked_text_ranges;
983
984 #[gpui::test]
985 fn test_render_markdown_with_mentions() {
986 let language_registry = Arc::new(LanguageRegistry::test());
987 let (body, ranges) = marked_text_ranges("*hi*, «@abc», let's **call** «@fgh»", false);
988 let message = channel::ChannelMessage {
989 id: ChannelMessageId::Saved(0),
990 body,
991 timestamp: OffsetDateTime::now_utc(),
992 sender: Arc::new(client::User {
993 github_login: "fgh".into(),
994 avatar_uri: "avatar_fgh".into(),
995 id: 103,
996 }),
997 nonce: 5,
998 mentions: vec![(ranges[0].clone(), 101), (ranges[1].clone(), 102)],
999 reply_to_message_id: None,
1000 };
1001
1002 let message = ChatPanel::render_markdown_with_mentions(&language_registry, 102, &message);
1003
1004 // Note that the "'" was replaced with ’ due to smart punctuation.
1005 let (body, ranges) = marked_text_ranges("«hi», «@abc», let’s «call» «@fgh»", false);
1006 assert_eq!(message.text, body);
1007 assert_eq!(
1008 message.highlights,
1009 vec![
1010 (
1011 ranges[0].clone(),
1012 HighlightStyle {
1013 font_style: Some(gpui::FontStyle::Italic),
1014 ..Default::default()
1015 }
1016 .into()
1017 ),
1018 (ranges[1].clone(), Highlight::Mention),
1019 (
1020 ranges[2].clone(),
1021 HighlightStyle {
1022 font_weight: Some(gpui::FontWeight::BOLD),
1023 ..Default::default()
1024 }
1025 .into()
1026 ),
1027 (ranges[3].clone(), Highlight::SelfMention)
1028 ]
1029 );
1030 }
1031
1032 #[gpui::test]
1033 fn test_render_markdown_with_auto_detect_links() {
1034 let language_registry = Arc::new(LanguageRegistry::test());
1035 let message = channel::ChannelMessage {
1036 id: ChannelMessageId::Saved(0),
1037 body: "Here is a link https://zed.dev to zeds website".to_string(),
1038 timestamp: OffsetDateTime::now_utc(),
1039 sender: Arc::new(client::User {
1040 github_login: "fgh".into(),
1041 avatar_uri: "avatar_fgh".into(),
1042 id: 103,
1043 }),
1044 nonce: 5,
1045 mentions: Vec::new(),
1046 reply_to_message_id: None,
1047 };
1048
1049 let message = ChatPanel::render_markdown_with_mentions(&language_registry, 102, &message);
1050
1051 // Note that the "'" was replaced with ’ due to smart punctuation.
1052 let (body, ranges) =
1053 marked_text_ranges("Here is a link «https://zed.dev» to zeds website", false);
1054 assert_eq!(message.text, body);
1055 assert_eq!(1, ranges.len());
1056 assert_eq!(
1057 message.highlights,
1058 vec![(
1059 ranges[0].clone(),
1060 HighlightStyle {
1061 underline: Some(gpui::UnderlineStyle {
1062 thickness: 1.0.into(),
1063 ..Default::default()
1064 }),
1065 ..Default::default()
1066 }
1067 .into()
1068 ),]
1069 );
1070 }
1071
1072 #[gpui::test]
1073 fn test_render_markdown_with_auto_detect_links_and_additional_formatting() {
1074 let language_registry = Arc::new(LanguageRegistry::test());
1075 let message = channel::ChannelMessage {
1076 id: ChannelMessageId::Saved(0),
1077 body: "**Here is a link https://zed.dev to zeds website**".to_string(),
1078 timestamp: OffsetDateTime::now_utc(),
1079 sender: Arc::new(client::User {
1080 github_login: "fgh".into(),
1081 avatar_uri: "avatar_fgh".into(),
1082 id: 103,
1083 }),
1084 nonce: 5,
1085 mentions: Vec::new(),
1086 reply_to_message_id: None,
1087 };
1088
1089 let message = ChatPanel::render_markdown_with_mentions(&language_registry, 102, &message);
1090
1091 // Note that the "'" was replaced with ’ due to smart punctuation.
1092 let (body, ranges) = marked_text_ranges(
1093 "«Here is a link »«https://zed.dev»« to zeds website»",
1094 false,
1095 );
1096 assert_eq!(message.text, body);
1097 assert_eq!(3, ranges.len());
1098 assert_eq!(
1099 message.highlights,
1100 vec![
1101 (
1102 ranges[0].clone(),
1103 HighlightStyle {
1104 font_weight: Some(gpui::FontWeight::BOLD),
1105 ..Default::default()
1106 }
1107 .into()
1108 ),
1109 (
1110 ranges[1].clone(),
1111 HighlightStyle {
1112 font_weight: Some(gpui::FontWeight::BOLD),
1113 underline: Some(gpui::UnderlineStyle {
1114 thickness: 1.0.into(),
1115 ..Default::default()
1116 }),
1117 ..Default::default()
1118 }
1119 .into()
1120 ),
1121 (
1122 ranges[2].clone(),
1123 HighlightStyle {
1124 font_weight: Some(gpui::FontWeight::BOLD),
1125 ..Default::default()
1126 }
1127 .into()
1128 ),
1129 ]
1130 );
1131 }
1132}