1use crate::{
2 call_settings::CallSettings,
3 participant::{LocalParticipant, ParticipantLocation, RemoteParticipant},
4};
5use anyhow::{anyhow, Result};
6use audio::{Audio, Sound};
7use client::{
8 proto::{self, PeerId},
9 Client, ParticipantIndex, TypedEnvelope, User, UserStore,
10};
11use collections::{BTreeMap, HashMap, HashSet};
12use fs::Fs;
13use futures::{FutureExt, StreamExt};
14use gpui::{
15 AppContext, AsyncAppContext, Context, EventEmitter, Model, ModelContext, Task, WeakModel,
16};
17use language::LanguageRegistry;
18use live_kit_client::{LocalAudioTrack, LocalTrackPublication, LocalVideoTrack, RoomUpdate};
19use postage::{sink::Sink, stream::Stream, watch};
20use project::Project;
21use settings::Settings as _;
22use std::{future::Future, mem, sync::Arc, time::Duration};
23use util::{post_inc, ResultExt, TryFutureExt};
24
25pub const RECONNECT_TIMEOUT: Duration = Duration::from_secs(30);
26
27#[derive(Clone, Debug, PartialEq, Eq)]
28pub enum Event {
29 RoomJoined {
30 channel_id: Option<u64>,
31 },
32 ParticipantLocationChanged {
33 participant_id: proto::PeerId,
34 },
35 RemoteVideoTracksChanged {
36 participant_id: proto::PeerId,
37 },
38 RemoteAudioTracksChanged {
39 participant_id: proto::PeerId,
40 },
41 RemoteProjectShared {
42 owner: Arc<User>,
43 project_id: u64,
44 worktree_root_names: Vec<String>,
45 },
46 RemoteProjectUnshared {
47 project_id: u64,
48 },
49 RemoteProjectJoined {
50 project_id: u64,
51 },
52 RemoteProjectInvitationDiscarded {
53 project_id: u64,
54 },
55 Left {
56 channel_id: Option<u64>,
57 },
58}
59
60pub struct Room {
61 id: u64,
62 channel_id: Option<u64>,
63 live_kit: Option<LiveKitRoom>,
64 status: RoomStatus,
65 shared_projects: HashSet<WeakModel<Project>>,
66 joined_projects: HashSet<WeakModel<Project>>,
67 local_participant: LocalParticipant,
68 remote_participants: BTreeMap<u64, RemoteParticipant>,
69 pending_participants: Vec<Arc<User>>,
70 participant_user_ids: HashSet<u64>,
71 pending_call_count: usize,
72 leave_when_empty: bool,
73 client: Arc<Client>,
74 user_store: Model<UserStore>,
75 follows_by_leader_id_project_id: HashMap<(PeerId, u64), Vec<PeerId>>,
76 client_subscriptions: Vec<client::Subscription>,
77 _subscriptions: Vec<gpui::Subscription>,
78 room_update_completed_tx: watch::Sender<Option<()>>,
79 room_update_completed_rx: watch::Receiver<Option<()>>,
80 pending_room_update: Option<Task<()>>,
81 maintain_connection: Option<Task<Option<()>>>,
82}
83
84impl EventEmitter<Event> for Room {}
85
86impl Room {
87 pub fn channel_id(&self) -> Option<u64> {
88 self.channel_id
89 }
90
91 pub fn is_sharing_project(&self) -> bool {
92 !self.shared_projects.is_empty()
93 }
94
95 #[cfg(any(test, feature = "test-support"))]
96 pub fn is_connected(&self) -> bool {
97 if let Some(live_kit) = self.live_kit.as_ref() {
98 matches!(
99 *live_kit.room.status().borrow(),
100 live_kit_client::ConnectionState::Connected { .. }
101 )
102 } else {
103 false
104 }
105 }
106
107 fn new(
108 id: u64,
109 channel_id: Option<u64>,
110 live_kit_connection_info: Option<proto::LiveKitConnectionInfo>,
111 client: Arc<Client>,
112 user_store: Model<UserStore>,
113 cx: &mut ModelContext<Self>,
114 ) -> Self {
115 let live_kit_room = if let Some(connection_info) = live_kit_connection_info {
116 let room = live_kit_client::Room::new();
117 let mut status = room.status();
118 // Consume the initial status of the room.
119 let _ = status.try_recv();
120 let _maintain_room = cx.spawn(|this, mut cx| async move {
121 while let Some(status) = status.next().await {
122 let this = if let Some(this) = this.upgrade() {
123 this
124 } else {
125 break;
126 };
127
128 if status == live_kit_client::ConnectionState::Disconnected {
129 this.update(&mut cx, |this, cx| this.leave(cx).log_err())
130 .ok();
131 break;
132 }
133 }
134 });
135
136 let _handle_updates = cx.spawn({
137 let room = room.clone();
138 move |this, mut cx| async move {
139 let mut updates = room.updates();
140 while let Some(update) = updates.next().await {
141 let this = if let Some(this) = this.upgrade() {
142 this
143 } else {
144 break;
145 };
146
147 this.update(&mut cx, |this, cx| {
148 this.live_kit_room_updated(update, cx).log_err()
149 })
150 .ok();
151 }
152 }
153 });
154
155 let connect = room.connect(&connection_info.server_url, &connection_info.token);
156 cx.spawn(|this, mut cx| async move {
157 connect.await?;
158 this.update(&mut cx, |this, cx| {
159 if !this.read_only() {
160 if let Some(live_kit) = &this.live_kit {
161 if !live_kit.muted_by_user && !live_kit.deafened {
162 return this.share_microphone(cx);
163 }
164 }
165 }
166 Task::ready(Ok(()))
167 })?
168 .await
169 })
170 .detach_and_log_err(cx);
171
172 Some(LiveKitRoom {
173 room,
174 screen_track: LocalTrack::None,
175 microphone_track: LocalTrack::None,
176 next_publish_id: 0,
177 muted_by_user: Self::mute_on_join(cx),
178 deafened: false,
179 speaking: false,
180 _maintain_room,
181 _handle_updates,
182 })
183 } else {
184 None
185 };
186
187 let maintain_connection = cx.spawn({
188 let client = client.clone();
189 move |this, cx| Self::maintain_connection(this, client.clone(), cx).log_err()
190 });
191
192 Audio::play_sound(Sound::Joined, cx);
193
194 let (room_update_completed_tx, room_update_completed_rx) = watch::channel();
195
196 Self {
197 id,
198 channel_id,
199 live_kit: live_kit_room,
200 status: RoomStatus::Online,
201 shared_projects: Default::default(),
202 joined_projects: Default::default(),
203 participant_user_ids: Default::default(),
204 local_participant: Default::default(),
205 remote_participants: Default::default(),
206 pending_participants: Default::default(),
207 pending_call_count: 0,
208 client_subscriptions: vec![
209 client.add_message_handler(cx.weak_model(), Self::handle_room_updated)
210 ],
211 _subscriptions: vec![
212 cx.on_release(Self::released),
213 cx.on_app_quit(Self::app_will_quit),
214 ],
215 leave_when_empty: false,
216 pending_room_update: None,
217 client,
218 user_store,
219 follows_by_leader_id_project_id: Default::default(),
220 maintain_connection: Some(maintain_connection),
221 room_update_completed_tx,
222 room_update_completed_rx,
223 }
224 }
225
226 pub(crate) fn create(
227 called_user_id: u64,
228 initial_project: Option<Model<Project>>,
229 client: Arc<Client>,
230 user_store: Model<UserStore>,
231 cx: &mut AppContext,
232 ) -> Task<Result<Model<Self>>> {
233 cx.spawn(move |mut cx| async move {
234 let response = client.request(proto::CreateRoom {}).await?;
235 let room_proto = response.room.ok_or_else(|| anyhow!("invalid room"))?;
236 let room = cx.new_model(|cx| {
237 let mut room = Self::new(
238 room_proto.id,
239 None,
240 response.live_kit_connection_info,
241 client,
242 user_store,
243 cx,
244 );
245 if let Some(participant) = room_proto.participants.first() {
246 room.local_participant.role = participant.role()
247 }
248 room
249 })?;
250
251 let initial_project_id = if let Some(initial_project) = initial_project {
252 let initial_project_id = room
253 .update(&mut cx, |room, cx| {
254 room.share_project(initial_project.clone(), cx)
255 })?
256 .await?;
257 Some(initial_project_id)
258 } else {
259 None
260 };
261
262 match room
263 .update(&mut cx, |room, cx| {
264 room.leave_when_empty = true;
265 room.call(called_user_id, initial_project_id, cx)
266 })?
267 .await
268 {
269 Ok(()) => Ok(room),
270 Err(error) => Err(anyhow!("room creation failed: {:?}", error)),
271 }
272 })
273 }
274
275 pub(crate) async fn join_channel(
276 channel_id: u64,
277 client: Arc<Client>,
278 user_store: Model<UserStore>,
279 cx: AsyncAppContext,
280 ) -> Result<Model<Self>> {
281 Self::from_join_response(
282 client.request(proto::JoinChannel { channel_id }).await?,
283 client,
284 user_store,
285 cx,
286 )
287 }
288
289 pub(crate) async fn join(
290 room_id: u64,
291 client: Arc<Client>,
292 user_store: Model<UserStore>,
293 cx: AsyncAppContext,
294 ) -> Result<Model<Self>> {
295 Self::from_join_response(
296 client.request(proto::JoinRoom { id: room_id }).await?,
297 client,
298 user_store,
299 cx,
300 )
301 }
302
303 fn released(&mut self, cx: &mut AppContext) {
304 if self.status.is_online() {
305 self.leave_internal(cx).detach_and_log_err(cx);
306 }
307 }
308
309 fn app_will_quit(&mut self, cx: &mut ModelContext<Self>) -> impl Future<Output = ()> {
310 let task = if self.status.is_online() {
311 let leave = self.leave_internal(cx);
312 Some(cx.background_executor().spawn(async move {
313 leave.await.log_err();
314 }))
315 } else {
316 None
317 };
318
319 async move {
320 if let Some(task) = task {
321 task.await;
322 }
323 }
324 }
325
326 pub fn mute_on_join(cx: &AppContext) -> bool {
327 CallSettings::get_global(cx).mute_on_join || client::IMPERSONATE_LOGIN.is_some()
328 }
329
330 fn from_join_response(
331 response: proto::JoinRoomResponse,
332 client: Arc<Client>,
333 user_store: Model<UserStore>,
334 mut cx: AsyncAppContext,
335 ) -> Result<Model<Self>> {
336 let room_proto = response.room.ok_or_else(|| anyhow!("invalid room"))?;
337 let room = cx.new_model(|cx| {
338 Self::new(
339 room_proto.id,
340 response.channel_id,
341 response.live_kit_connection_info,
342 client,
343 user_store,
344 cx,
345 )
346 })?;
347 room.update(&mut cx, |room, cx| {
348 room.leave_when_empty = room.channel_id.is_none();
349 room.apply_room_update(room_proto, cx)?;
350 anyhow::Ok(())
351 })??;
352 Ok(room)
353 }
354
355 fn should_leave(&self) -> bool {
356 self.leave_when_empty
357 && self.pending_room_update.is_none()
358 && self.pending_participants.is_empty()
359 && self.remote_participants.is_empty()
360 && self.pending_call_count == 0
361 }
362
363 pub(crate) fn leave(&mut self, cx: &mut ModelContext<Self>) -> Task<Result<()>> {
364 cx.notify();
365 cx.emit(Event::Left {
366 channel_id: self.channel_id(),
367 });
368 self.leave_internal(cx)
369 }
370
371 fn leave_internal(&mut self, cx: &mut AppContext) -> Task<Result<()>> {
372 if self.status.is_offline() {
373 return Task::ready(Err(anyhow!("room is offline")));
374 }
375
376 log::info!("leaving room");
377 Audio::play_sound(Sound::Leave, cx);
378
379 self.clear_state(cx);
380
381 let leave_room = self.client.request(proto::LeaveRoom {});
382 cx.background_executor().spawn(async move {
383 leave_room.await?;
384 anyhow::Ok(())
385 })
386 }
387
388 pub(crate) fn clear_state(&mut self, cx: &mut AppContext) {
389 for project in self.shared_projects.drain() {
390 if let Some(project) = project.upgrade() {
391 project.update(cx, |project, cx| {
392 project.unshare(cx).log_err();
393 });
394 }
395 }
396 for project in self.joined_projects.drain() {
397 if let Some(project) = project.upgrade() {
398 project.update(cx, |project, cx| {
399 project.disconnected_from_host(cx);
400 project.close(cx);
401 });
402 }
403 }
404
405 self.status = RoomStatus::Offline;
406 self.remote_participants.clear();
407 self.pending_participants.clear();
408 self.participant_user_ids.clear();
409 self.client_subscriptions.clear();
410 self.live_kit.take();
411 self.pending_room_update.take();
412 self.maintain_connection.take();
413 }
414
415 async fn maintain_connection(
416 this: WeakModel<Self>,
417 client: Arc<Client>,
418 mut cx: AsyncAppContext,
419 ) -> Result<()> {
420 let mut client_status = client.status();
421 loop {
422 let _ = client_status.try_recv();
423 let is_connected = client_status.borrow().is_connected();
424 // Even if we're initially connected, any future change of the status means we momentarily disconnected.
425 if !is_connected || client_status.next().await.is_some() {
426 log::info!("detected client disconnection");
427
428 this.upgrade()
429 .ok_or_else(|| anyhow!("room was dropped"))?
430 .update(&mut cx, |this, cx| {
431 this.status = RoomStatus::Rejoining;
432 cx.notify();
433 })?;
434
435 // Wait for client to re-establish a connection to the server.
436 {
437 let mut reconnection_timeout =
438 cx.background_executor().timer(RECONNECT_TIMEOUT).fuse();
439 let client_reconnection = async {
440 let mut remaining_attempts = 3;
441 while remaining_attempts > 0 {
442 if client_status.borrow().is_connected() {
443 log::info!("client reconnected, attempting to rejoin room");
444
445 let Some(this) = this.upgrade() else { break };
446 match this.update(&mut cx, |this, cx| this.rejoin(cx)) {
447 Ok(task) => {
448 if task.await.log_err().is_some() {
449 return true;
450 } else {
451 remaining_attempts -= 1;
452 }
453 }
454 Err(_app_dropped) => return false,
455 }
456 } else if client_status.borrow().is_signed_out() {
457 return false;
458 }
459
460 log::info!(
461 "waiting for client status change, remaining attempts {}",
462 remaining_attempts
463 );
464 client_status.next().await;
465 }
466 false
467 }
468 .fuse();
469 futures::pin_mut!(client_reconnection);
470
471 futures::select_biased! {
472 reconnected = client_reconnection => {
473 if reconnected {
474 log::info!("successfully reconnected to room");
475 // If we successfully joined the room, go back around the loop
476 // waiting for future connection status changes.
477 continue;
478 }
479 }
480 _ = reconnection_timeout => {
481 log::info!("room reconnection timeout expired");
482 }
483 }
484 }
485
486 break;
487 }
488 }
489
490 // The client failed to re-establish a connection to the server
491 // or an error occurred while trying to re-join the room. Either way
492 // we leave the room and return an error.
493 if let Some(this) = this.upgrade() {
494 log::info!("reconnection failed, leaving room");
495 let _ = this.update(&mut cx, |this, cx| this.leave(cx))?;
496 }
497 Err(anyhow!(
498 "can't reconnect to room: client failed to re-establish connection"
499 ))
500 }
501
502 fn rejoin(&mut self, cx: &mut ModelContext<Self>) -> Task<Result<()>> {
503 let mut projects = HashMap::default();
504 let mut reshared_projects = Vec::new();
505 let mut rejoined_projects = Vec::new();
506 self.shared_projects.retain(|project| {
507 if let Some(handle) = project.upgrade() {
508 let project = handle.read(cx);
509 if let Some(project_id) = project.remote_id() {
510 projects.insert(project_id, handle.clone());
511 reshared_projects.push(proto::UpdateProject {
512 project_id,
513 worktrees: project.worktree_metadata_protos(cx),
514 });
515 return true;
516 }
517 }
518 false
519 });
520 self.joined_projects.retain(|project| {
521 if let Some(handle) = project.upgrade() {
522 let project = handle.read(cx);
523 if let Some(project_id) = project.remote_id() {
524 projects.insert(project_id, handle.clone());
525 rejoined_projects.push(proto::RejoinProject {
526 id: project_id,
527 worktrees: project
528 .worktrees()
529 .map(|worktree| {
530 let worktree = worktree.read(cx);
531 proto::RejoinWorktree {
532 id: worktree.id().to_proto(),
533 scan_id: worktree.completed_scan_id() as u64,
534 }
535 })
536 .collect(),
537 });
538 }
539 return true;
540 }
541 false
542 });
543
544 let response = self.client.request_envelope(proto::RejoinRoom {
545 id: self.id,
546 reshared_projects,
547 rejoined_projects,
548 });
549
550 cx.spawn(|this, mut cx| async move {
551 let response = response.await?;
552 let message_id = response.message_id;
553 let response = response.payload;
554 let room_proto = response.room.ok_or_else(|| anyhow!("invalid room"))?;
555 this.update(&mut cx, |this, cx| {
556 this.status = RoomStatus::Online;
557 this.apply_room_update(room_proto, cx)?;
558
559 for reshared_project in response.reshared_projects {
560 if let Some(project) = projects.get(&reshared_project.id) {
561 project.update(cx, |project, cx| {
562 project.reshared(reshared_project, cx).log_err();
563 });
564 }
565 }
566
567 for rejoined_project in response.rejoined_projects {
568 if let Some(project) = projects.get(&rejoined_project.id) {
569 project.update(cx, |project, cx| {
570 project.rejoined(rejoined_project, message_id, cx).log_err();
571 });
572 }
573 }
574
575 anyhow::Ok(())
576 })?
577 })
578 }
579
580 pub fn id(&self) -> u64 {
581 self.id
582 }
583
584 pub fn status(&self) -> RoomStatus {
585 self.status
586 }
587
588 pub fn local_participant(&self) -> &LocalParticipant {
589 &self.local_participant
590 }
591
592 pub fn remote_participants(&self) -> &BTreeMap<u64, RemoteParticipant> {
593 &self.remote_participants
594 }
595
596 pub fn remote_participant_for_peer_id(&self, peer_id: PeerId) -> Option<&RemoteParticipant> {
597 self.remote_participants
598 .values()
599 .find(|p| p.peer_id == peer_id)
600 }
601
602 pub fn role_for_user(&self, user_id: u64) -> Option<proto::ChannelRole> {
603 self.remote_participants
604 .get(&user_id)
605 .map(|participant| participant.role)
606 }
607
608 pub fn contains_guests(&self) -> bool {
609 self.local_participant.role == proto::ChannelRole::Guest
610 || self
611 .remote_participants
612 .values()
613 .any(|p| p.role == proto::ChannelRole::Guest)
614 }
615
616 pub fn local_participant_is_admin(&self) -> bool {
617 self.local_participant.role == proto::ChannelRole::Admin
618 }
619
620 pub fn local_participant_is_guest(&self) -> bool {
621 self.local_participant.role == proto::ChannelRole::Guest
622 }
623
624 pub fn set_participant_role(
625 &mut self,
626 user_id: u64,
627 role: proto::ChannelRole,
628 cx: &ModelContext<Self>,
629 ) -> Task<Result<()>> {
630 let client = self.client.clone();
631 let room_id = self.id;
632 let role = role.into();
633 cx.spawn(|_, _| async move {
634 client
635 .request(proto::SetRoomParticipantRole {
636 room_id,
637 user_id,
638 role,
639 })
640 .await
641 .map(|_| ())
642 })
643 }
644
645 pub fn pending_participants(&self) -> &[Arc<User>] {
646 &self.pending_participants
647 }
648
649 pub fn contains_participant(&self, user_id: u64) -> bool {
650 self.participant_user_ids.contains(&user_id)
651 }
652
653 pub fn followers_for(&self, leader_id: PeerId, project_id: u64) -> &[PeerId] {
654 self.follows_by_leader_id_project_id
655 .get(&(leader_id, project_id))
656 .map_or(&[], |v| v.as_slice())
657 }
658
659 /// Returns the most 'active' projects, defined as most people in the project
660 pub fn most_active_project(&self, cx: &AppContext) -> Option<(u64, u64)> {
661 let mut project_hosts_and_guest_counts = HashMap::<u64, (Option<u64>, u32)>::default();
662 for participant in self.remote_participants.values() {
663 match participant.location {
664 ParticipantLocation::SharedProject { project_id } => {
665 project_hosts_and_guest_counts
666 .entry(project_id)
667 .or_default()
668 .1 += 1;
669 }
670 ParticipantLocation::External | ParticipantLocation::UnsharedProject => {}
671 }
672 for project in &participant.projects {
673 project_hosts_and_guest_counts
674 .entry(project.id)
675 .or_default()
676 .0 = Some(participant.user.id);
677 }
678 }
679
680 if let Some(user) = self.user_store.read(cx).current_user() {
681 for project in &self.local_participant.projects {
682 project_hosts_and_guest_counts
683 .entry(project.id)
684 .or_default()
685 .0 = Some(user.id);
686 }
687 }
688
689 project_hosts_and_guest_counts
690 .into_iter()
691 .filter_map(|(id, (host, guest_count))| Some((id, host?, guest_count)))
692 .max_by_key(|(_, _, guest_count)| *guest_count)
693 .map(|(id, host, _)| (id, host))
694 }
695
696 async fn handle_room_updated(
697 this: Model<Self>,
698 envelope: TypedEnvelope<proto::RoomUpdated>,
699 _: Arc<Client>,
700 mut cx: AsyncAppContext,
701 ) -> Result<()> {
702 let room = envelope
703 .payload
704 .room
705 .ok_or_else(|| anyhow!("invalid room"))?;
706 this.update(&mut cx, |this, cx| this.apply_room_update(room, cx))?
707 }
708
709 fn apply_room_update(
710 &mut self,
711 mut room: proto::Room,
712 cx: &mut ModelContext<Self>,
713 ) -> Result<()> {
714 // Filter ourselves out from the room's participants.
715 let local_participant_ix = room
716 .participants
717 .iter()
718 .position(|participant| Some(participant.user_id) == self.client.user_id());
719 let local_participant = local_participant_ix.map(|ix| room.participants.swap_remove(ix));
720
721 let pending_participant_user_ids = room
722 .pending_participants
723 .iter()
724 .map(|p| p.user_id)
725 .collect::<Vec<_>>();
726
727 let remote_participant_user_ids = room
728 .participants
729 .iter()
730 .map(|p| p.user_id)
731 .collect::<Vec<_>>();
732
733 let (remote_participants, pending_participants) =
734 self.user_store.update(cx, move |user_store, cx| {
735 (
736 user_store.get_users(remote_participant_user_ids, cx),
737 user_store.get_users(pending_participant_user_ids, cx),
738 )
739 });
740
741 self.pending_room_update = Some(cx.spawn(|this, mut cx| async move {
742 let (remote_participants, pending_participants) =
743 futures::join!(remote_participants, pending_participants);
744
745 this.update(&mut cx, |this, cx| {
746 this.participant_user_ids.clear();
747
748 if let Some(participant) = local_participant {
749 let role = participant.role();
750 this.local_participant.projects = participant.projects;
751 if this.local_participant.role != role {
752 this.local_participant.role = role;
753
754 if role == proto::ChannelRole::Guest {
755 for project in mem::take(&mut this.shared_projects) {
756 if let Some(project) = project.upgrade() {
757 this.unshare_project(project, cx).log_err();
758 }
759 }
760 this.local_participant.projects.clear();
761 if let Some(live_kit_room) = &mut this.live_kit {
762 live_kit_room.stop_publishing(cx);
763 }
764 }
765
766 this.joined_projects.retain(|project| {
767 if let Some(project) = project.upgrade() {
768 project.update(cx, |project, cx| project.set_role(role, cx));
769 true
770 } else {
771 false
772 }
773 });
774 }
775 } else {
776 this.local_participant.projects.clear();
777 }
778
779 if let Some(participants) = remote_participants.log_err() {
780 for (participant, user) in room.participants.into_iter().zip(participants) {
781 let Some(peer_id) = participant.peer_id else {
782 continue;
783 };
784 let participant_index = ParticipantIndex(participant.participant_index);
785 this.participant_user_ids.insert(participant.user_id);
786
787 let old_projects = this
788 .remote_participants
789 .get(&participant.user_id)
790 .into_iter()
791 .flat_map(|existing| &existing.projects)
792 .map(|project| project.id)
793 .collect::<HashSet<_>>();
794 let new_projects = participant
795 .projects
796 .iter()
797 .map(|project| project.id)
798 .collect::<HashSet<_>>();
799
800 for project in &participant.projects {
801 if !old_projects.contains(&project.id) {
802 cx.emit(Event::RemoteProjectShared {
803 owner: user.clone(),
804 project_id: project.id,
805 worktree_root_names: project.worktree_root_names.clone(),
806 });
807 }
808 }
809
810 for unshared_project_id in old_projects.difference(&new_projects) {
811 this.joined_projects.retain(|project| {
812 if let Some(project) = project.upgrade() {
813 project.update(cx, |project, cx| {
814 if project.remote_id() == Some(*unshared_project_id) {
815 project.disconnected_from_host(cx);
816 false
817 } else {
818 true
819 }
820 })
821 } else {
822 false
823 }
824 });
825 cx.emit(Event::RemoteProjectUnshared {
826 project_id: *unshared_project_id,
827 });
828 }
829
830 let role = participant.role();
831 let location = ParticipantLocation::from_proto(participant.location)
832 .unwrap_or(ParticipantLocation::External);
833 if let Some(remote_participant) =
834 this.remote_participants.get_mut(&participant.user_id)
835 {
836 remote_participant.peer_id = peer_id;
837 remote_participant.projects = participant.projects;
838 remote_participant.participant_index = participant_index;
839 if location != remote_participant.location
840 || role != remote_participant.role
841 {
842 remote_participant.location = location;
843 remote_participant.role = role;
844 cx.emit(Event::ParticipantLocationChanged {
845 participant_id: peer_id,
846 });
847 }
848 } else {
849 this.remote_participants.insert(
850 participant.user_id,
851 RemoteParticipant {
852 user: user.clone(),
853 participant_index,
854 peer_id,
855 projects: participant.projects,
856 location,
857 role,
858 muted: true,
859 speaking: false,
860 video_tracks: Default::default(),
861 audio_tracks: Default::default(),
862 },
863 );
864
865 Audio::play_sound(Sound::Joined, cx);
866
867 if let Some(live_kit) = this.live_kit.as_ref() {
868 let video_tracks =
869 live_kit.room.remote_video_tracks(&user.id.to_string());
870 let audio_tracks =
871 live_kit.room.remote_audio_tracks(&user.id.to_string());
872 let publications = live_kit
873 .room
874 .remote_audio_track_publications(&user.id.to_string());
875
876 for track in video_tracks {
877 this.live_kit_room_updated(
878 RoomUpdate::SubscribedToRemoteVideoTrack(track),
879 cx,
880 )
881 .log_err();
882 }
883
884 for (track, publication) in
885 audio_tracks.iter().zip(publications.iter())
886 {
887 this.live_kit_room_updated(
888 RoomUpdate::SubscribedToRemoteAudioTrack(
889 track.clone(),
890 publication.clone(),
891 ),
892 cx,
893 )
894 .log_err();
895 }
896 }
897 }
898 }
899
900 this.remote_participants.retain(|user_id, participant| {
901 if this.participant_user_ids.contains(user_id) {
902 true
903 } else {
904 for project in &participant.projects {
905 cx.emit(Event::RemoteProjectUnshared {
906 project_id: project.id,
907 });
908 }
909 false
910 }
911 });
912 }
913
914 if let Some(pending_participants) = pending_participants.log_err() {
915 this.pending_participants = pending_participants;
916 for participant in &this.pending_participants {
917 this.participant_user_ids.insert(participant.id);
918 }
919 }
920
921 this.follows_by_leader_id_project_id.clear();
922 for follower in room.followers {
923 let project_id = follower.project_id;
924 let (leader, follower) = match (follower.leader_id, follower.follower_id) {
925 (Some(leader), Some(follower)) => (leader, follower),
926
927 _ => {
928 log::error!("Follower message {follower:?} missing some state");
929 continue;
930 }
931 };
932
933 let list = this
934 .follows_by_leader_id_project_id
935 .entry((leader, project_id))
936 .or_insert(Vec::new());
937 if !list.contains(&follower) {
938 list.push(follower);
939 }
940 }
941
942 this.pending_room_update.take();
943 if this.should_leave() {
944 log::info!("room is empty, leaving");
945 let _ = this.leave(cx);
946 }
947
948 this.user_store.update(cx, |user_store, cx| {
949 let participant_indices_by_user_id = this
950 .remote_participants
951 .iter()
952 .map(|(user_id, participant)| (*user_id, participant.participant_index))
953 .collect();
954 user_store.set_participant_indices(participant_indices_by_user_id, cx);
955 });
956
957 this.check_invariants();
958 this.room_update_completed_tx.try_send(Some(())).ok();
959 cx.notify();
960 })
961 .ok();
962 }));
963
964 cx.notify();
965 Ok(())
966 }
967
968 pub fn room_update_completed(&mut self) -> impl Future<Output = ()> {
969 let mut done_rx = self.room_update_completed_rx.clone();
970 async move {
971 while let Some(result) = done_rx.next().await {
972 if result.is_some() {
973 break;
974 }
975 }
976 }
977 }
978
979 fn live_kit_room_updated(
980 &mut self,
981 update: RoomUpdate,
982 cx: &mut ModelContext<Self>,
983 ) -> Result<()> {
984 match update {
985 RoomUpdate::SubscribedToRemoteVideoTrack(track) => {
986 let user_id = track.publisher_id().parse()?;
987 let track_id = track.sid().to_string();
988 let participant = self
989 .remote_participants
990 .get_mut(&user_id)
991 .ok_or_else(|| anyhow!("subscribed to track by unknown participant"))?;
992 participant.video_tracks.insert(track_id.clone(), track);
993 cx.emit(Event::RemoteVideoTracksChanged {
994 participant_id: participant.peer_id,
995 });
996 }
997
998 RoomUpdate::UnsubscribedFromRemoteVideoTrack {
999 publisher_id,
1000 track_id,
1001 } => {
1002 let user_id = publisher_id.parse()?;
1003 let participant = self
1004 .remote_participants
1005 .get_mut(&user_id)
1006 .ok_or_else(|| anyhow!("unsubscribed from track by unknown participant"))?;
1007 participant.video_tracks.remove(&track_id);
1008 cx.emit(Event::RemoteVideoTracksChanged {
1009 participant_id: participant.peer_id,
1010 });
1011 }
1012
1013 RoomUpdate::ActiveSpeakersChanged { speakers } => {
1014 let mut speaker_ids = speakers
1015 .into_iter()
1016 .filter_map(|speaker_sid| speaker_sid.parse().ok())
1017 .collect::<Vec<u64>>();
1018 speaker_ids.sort_unstable();
1019 for (sid, participant) in &mut self.remote_participants {
1020 if let Ok(_) = speaker_ids.binary_search(sid) {
1021 participant.speaking = true;
1022 } else {
1023 participant.speaking = false;
1024 }
1025 }
1026 if let Some(id) = self.client.user_id() {
1027 if let Some(room) = &mut self.live_kit {
1028 if let Ok(_) = speaker_ids.binary_search(&id) {
1029 room.speaking = true;
1030 } else {
1031 room.speaking = false;
1032 }
1033 }
1034 }
1035 }
1036
1037 RoomUpdate::RemoteAudioTrackMuteChanged { track_id, muted } => {
1038 let mut found = false;
1039 for participant in &mut self.remote_participants.values_mut() {
1040 for track in participant.audio_tracks.values() {
1041 if track.sid() == track_id {
1042 found = true;
1043 break;
1044 }
1045 }
1046 if found {
1047 participant.muted = muted;
1048 break;
1049 }
1050 }
1051 }
1052
1053 RoomUpdate::SubscribedToRemoteAudioTrack(track, publication) => {
1054 if let Some(live_kit) = &self.live_kit {
1055 if live_kit.deafened {
1056 track.stop();
1057 cx.foreground_executor()
1058 .spawn(publication.set_enabled(false))
1059 .detach();
1060 }
1061 }
1062
1063 let user_id = track.publisher_id().parse()?;
1064 let track_id = track.sid().to_string();
1065 let participant = self
1066 .remote_participants
1067 .get_mut(&user_id)
1068 .ok_or_else(|| anyhow!("subscribed to track by unknown participant"))?;
1069 participant.audio_tracks.insert(track_id.clone(), track);
1070 participant.muted = publication.is_muted();
1071
1072 cx.emit(Event::RemoteAudioTracksChanged {
1073 participant_id: participant.peer_id,
1074 });
1075 }
1076
1077 RoomUpdate::UnsubscribedFromRemoteAudioTrack {
1078 publisher_id,
1079 track_id,
1080 } => {
1081 let user_id = publisher_id.parse()?;
1082 let participant = self
1083 .remote_participants
1084 .get_mut(&user_id)
1085 .ok_or_else(|| anyhow!("unsubscribed from track by unknown participant"))?;
1086 participant.audio_tracks.remove(&track_id);
1087 cx.emit(Event::RemoteAudioTracksChanged {
1088 participant_id: participant.peer_id,
1089 });
1090 }
1091
1092 RoomUpdate::LocalAudioTrackUnpublished { publication } => {
1093 log::info!("unpublished audio track {}", publication.sid());
1094 if let Some(room) = &mut self.live_kit {
1095 room.microphone_track = LocalTrack::None;
1096 }
1097 }
1098
1099 RoomUpdate::LocalVideoTrackUnpublished { publication } => {
1100 log::info!("unpublished video track {}", publication.sid());
1101 if let Some(room) = &mut self.live_kit {
1102 room.screen_track = LocalTrack::None;
1103 }
1104 }
1105
1106 RoomUpdate::LocalAudioTrackPublished { publication } => {
1107 log::info!("published audio track {}", publication.sid());
1108 }
1109
1110 RoomUpdate::LocalVideoTrackPublished { publication } => {
1111 log::info!("published video track {}", publication.sid());
1112 }
1113 }
1114
1115 cx.notify();
1116 Ok(())
1117 }
1118
1119 fn check_invariants(&self) {
1120 #[cfg(any(test, feature = "test-support"))]
1121 {
1122 for participant in self.remote_participants.values() {
1123 assert!(self.participant_user_ids.contains(&participant.user.id));
1124 assert_ne!(participant.user.id, self.client.user_id().unwrap());
1125 }
1126
1127 for participant in &self.pending_participants {
1128 assert!(self.participant_user_ids.contains(&participant.id));
1129 assert_ne!(participant.id, self.client.user_id().unwrap());
1130 }
1131
1132 assert_eq!(
1133 self.participant_user_ids.len(),
1134 self.remote_participants.len() + self.pending_participants.len()
1135 );
1136 }
1137 }
1138
1139 pub(crate) fn call(
1140 &mut self,
1141 called_user_id: u64,
1142 initial_project_id: Option<u64>,
1143 cx: &mut ModelContext<Self>,
1144 ) -> Task<Result<()>> {
1145 if self.status.is_offline() {
1146 return Task::ready(Err(anyhow!("room is offline")));
1147 }
1148
1149 cx.notify();
1150 let client = self.client.clone();
1151 let room_id = self.id;
1152 self.pending_call_count += 1;
1153 cx.spawn(move |this, mut cx| async move {
1154 let result = client
1155 .request(proto::Call {
1156 room_id,
1157 called_user_id,
1158 initial_project_id,
1159 })
1160 .await;
1161 this.update(&mut cx, |this, cx| {
1162 this.pending_call_count -= 1;
1163 if this.should_leave() {
1164 this.leave(cx).detach_and_log_err(cx);
1165 }
1166 })?;
1167 result?;
1168 Ok(())
1169 })
1170 }
1171
1172 pub fn join_project(
1173 &mut self,
1174 id: u64,
1175 language_registry: Arc<LanguageRegistry>,
1176 fs: Arc<dyn Fs>,
1177 cx: &mut ModelContext<Self>,
1178 ) -> Task<Result<Model<Project>>> {
1179 let client = self.client.clone();
1180 let user_store = self.user_store.clone();
1181 let role = self.local_participant.role;
1182 cx.emit(Event::RemoteProjectJoined { project_id: id });
1183 cx.spawn(move |this, mut cx| async move {
1184 let project = Project::remote(
1185 id,
1186 client,
1187 user_store,
1188 language_registry,
1189 fs,
1190 role,
1191 cx.clone(),
1192 )
1193 .await?;
1194
1195 this.update(&mut cx, |this, cx| {
1196 this.joined_projects.retain(|project| {
1197 if let Some(project) = project.upgrade() {
1198 !project.read(cx).is_disconnected()
1199 } else {
1200 false
1201 }
1202 });
1203 this.joined_projects.insert(project.downgrade());
1204 })?;
1205 Ok(project)
1206 })
1207 }
1208
1209 pub fn share_project(
1210 &mut self,
1211 project: Model<Project>,
1212 cx: &mut ModelContext<Self>,
1213 ) -> Task<Result<u64>> {
1214 if let Some(project_id) = project.read(cx).remote_id() {
1215 return Task::ready(Ok(project_id));
1216 }
1217
1218 let request = self.client.request(proto::ShareProject {
1219 room_id: self.id(),
1220 worktrees: project.read(cx).worktree_metadata_protos(cx),
1221 });
1222 cx.spawn(|this, mut cx| async move {
1223 let response = request.await?;
1224
1225 project.update(&mut cx, |project, cx| {
1226 project.shared(response.project_id, cx)
1227 })??;
1228
1229 // If the user's location is in this project, it changes from UnsharedProject to SharedProject.
1230 this.update(&mut cx, |this, cx| {
1231 this.shared_projects.insert(project.downgrade());
1232 let active_project = this.local_participant.active_project.as_ref();
1233 if active_project.map_or(false, |location| *location == project) {
1234 this.set_location(Some(&project), cx)
1235 } else {
1236 Task::ready(Ok(()))
1237 }
1238 })?
1239 .await?;
1240
1241 Ok(response.project_id)
1242 })
1243 }
1244
1245 pub(crate) fn unshare_project(
1246 &mut self,
1247 project: Model<Project>,
1248 cx: &mut ModelContext<Self>,
1249 ) -> Result<()> {
1250 let project_id = match project.read(cx).remote_id() {
1251 Some(project_id) => project_id,
1252 None => return Ok(()),
1253 };
1254
1255 self.client.send(proto::UnshareProject { project_id })?;
1256 project.update(cx, |this, cx| this.unshare(cx))?;
1257
1258 if self.local_participant.active_project == Some(project.downgrade()) {
1259 self.set_location(Some(&project), cx).detach_and_log_err(cx);
1260 }
1261 Ok(())
1262 }
1263
1264 pub(crate) fn set_location(
1265 &mut self,
1266 project: Option<&Model<Project>>,
1267 cx: &mut ModelContext<Self>,
1268 ) -> Task<Result<()>> {
1269 if self.status.is_offline() {
1270 return Task::ready(Err(anyhow!("room is offline")));
1271 }
1272
1273 let client = self.client.clone();
1274 let room_id = self.id;
1275 let location = if let Some(project) = project {
1276 self.local_participant.active_project = Some(project.downgrade());
1277 if let Some(project_id) = project.read(cx).remote_id() {
1278 proto::participant_location::Variant::SharedProject(
1279 proto::participant_location::SharedProject { id: project_id },
1280 )
1281 } else {
1282 proto::participant_location::Variant::UnsharedProject(
1283 proto::participant_location::UnsharedProject {},
1284 )
1285 }
1286 } else {
1287 self.local_participant.active_project = None;
1288 proto::participant_location::Variant::External(proto::participant_location::External {})
1289 };
1290
1291 cx.notify();
1292 cx.background_executor().spawn(async move {
1293 client
1294 .request(proto::UpdateParticipantLocation {
1295 room_id,
1296 location: Some(proto::ParticipantLocation {
1297 variant: Some(location),
1298 }),
1299 })
1300 .await?;
1301 Ok(())
1302 })
1303 }
1304
1305 pub fn is_screen_sharing(&self) -> bool {
1306 self.live_kit.as_ref().map_or(false, |live_kit| {
1307 !matches!(live_kit.screen_track, LocalTrack::None)
1308 })
1309 }
1310
1311 pub fn is_sharing_mic(&self) -> bool {
1312 self.live_kit.as_ref().map_or(false, |live_kit| {
1313 !matches!(live_kit.microphone_track, LocalTrack::None)
1314 })
1315 }
1316
1317 pub fn is_muted(&self) -> bool {
1318 self.live_kit.as_ref().map_or(false, |live_kit| {
1319 matches!(live_kit.microphone_track, LocalTrack::None)
1320 || live_kit.muted_by_user
1321 || live_kit.deafened
1322 })
1323 }
1324
1325 pub fn read_only(&self) -> bool {
1326 !(self.local_participant().role == proto::ChannelRole::Member
1327 || self.local_participant().role == proto::ChannelRole::Admin)
1328 }
1329
1330 pub fn is_speaking(&self) -> bool {
1331 self.live_kit
1332 .as_ref()
1333 .map_or(false, |live_kit| live_kit.speaking)
1334 }
1335
1336 pub fn is_deafened(&self) -> Option<bool> {
1337 self.live_kit.as_ref().map(|live_kit| live_kit.deafened)
1338 }
1339
1340 #[track_caller]
1341 pub fn share_microphone(&mut self, cx: &mut ModelContext<Self>) -> Task<Result<()>> {
1342 if self.status.is_offline() {
1343 return Task::ready(Err(anyhow!("room is offline")));
1344 }
1345
1346 let publish_id = if let Some(live_kit) = self.live_kit.as_mut() {
1347 let publish_id = post_inc(&mut live_kit.next_publish_id);
1348 live_kit.microphone_track = LocalTrack::Pending { publish_id };
1349 cx.notify();
1350 publish_id
1351 } else {
1352 return Task::ready(Err(anyhow!("live-kit was not initialized")));
1353 };
1354
1355 cx.spawn(move |this, mut cx| async move {
1356 let publish_track = async {
1357 let track = LocalAudioTrack::create();
1358 this.upgrade()
1359 .ok_or_else(|| anyhow!("room was dropped"))?
1360 .update(&mut cx, |this, _| {
1361 this.live_kit
1362 .as_ref()
1363 .map(|live_kit| live_kit.room.publish_audio_track(track))
1364 })?
1365 .ok_or_else(|| anyhow!("live-kit was not initialized"))?
1366 .await
1367 };
1368 let publication = publish_track.await;
1369 this.upgrade()
1370 .ok_or_else(|| anyhow!("room was dropped"))?
1371 .update(&mut cx, |this, cx| {
1372 let live_kit = this
1373 .live_kit
1374 .as_mut()
1375 .ok_or_else(|| anyhow!("live-kit was not initialized"))?;
1376
1377 let canceled = if let LocalTrack::Pending {
1378 publish_id: cur_publish_id,
1379 } = &live_kit.microphone_track
1380 {
1381 *cur_publish_id != publish_id
1382 } else {
1383 true
1384 };
1385
1386 match publication {
1387 Ok(publication) => {
1388 if canceled {
1389 live_kit.room.unpublish_track(publication);
1390 } else {
1391 if live_kit.muted_by_user || live_kit.deafened {
1392 cx.background_executor()
1393 .spawn(publication.set_mute(true))
1394 .detach();
1395 }
1396 live_kit.microphone_track = LocalTrack::Published {
1397 track_publication: publication,
1398 };
1399 cx.notify();
1400 }
1401 Ok(())
1402 }
1403 Err(error) => {
1404 if canceled {
1405 Ok(())
1406 } else {
1407 live_kit.microphone_track = LocalTrack::None;
1408 cx.notify();
1409 Err(error)
1410 }
1411 }
1412 }
1413 })?
1414 })
1415 }
1416
1417 pub fn share_screen(&mut self, cx: &mut ModelContext<Self>) -> Task<Result<()>> {
1418 if self.status.is_offline() {
1419 return Task::ready(Err(anyhow!("room is offline")));
1420 } else if self.is_screen_sharing() {
1421 return Task::ready(Err(anyhow!("screen was already shared")));
1422 }
1423
1424 let (displays, publish_id) = if let Some(live_kit) = self.live_kit.as_mut() {
1425 let publish_id = post_inc(&mut live_kit.next_publish_id);
1426 live_kit.screen_track = LocalTrack::Pending { publish_id };
1427 cx.notify();
1428 (live_kit.room.display_sources(), publish_id)
1429 } else {
1430 return Task::ready(Err(anyhow!("live-kit was not initialized")));
1431 };
1432
1433 cx.spawn(move |this, mut cx| async move {
1434 let publish_track = async {
1435 let displays = displays.await?;
1436 let display = displays
1437 .first()
1438 .ok_or_else(|| anyhow!("no display found"))?;
1439 let track = LocalVideoTrack::screen_share_for_display(display);
1440 this.upgrade()
1441 .ok_or_else(|| anyhow!("room was dropped"))?
1442 .update(&mut cx, |this, _| {
1443 this.live_kit
1444 .as_ref()
1445 .map(|live_kit| live_kit.room.publish_video_track(track))
1446 })?
1447 .ok_or_else(|| anyhow!("live-kit was not initialized"))?
1448 .await
1449 };
1450
1451 let publication = publish_track.await;
1452 this.upgrade()
1453 .ok_or_else(|| anyhow!("room was dropped"))?
1454 .update(&mut cx, |this, cx| {
1455 let live_kit = this
1456 .live_kit
1457 .as_mut()
1458 .ok_or_else(|| anyhow!("live-kit was not initialized"))?;
1459
1460 let canceled = if let LocalTrack::Pending {
1461 publish_id: cur_publish_id,
1462 } = &live_kit.screen_track
1463 {
1464 *cur_publish_id != publish_id
1465 } else {
1466 true
1467 };
1468
1469 match publication {
1470 Ok(publication) => {
1471 if canceled {
1472 live_kit.room.unpublish_track(publication);
1473 } else {
1474 live_kit.screen_track = LocalTrack::Published {
1475 track_publication: publication,
1476 };
1477 cx.notify();
1478 }
1479
1480 Audio::play_sound(Sound::StartScreenshare, cx);
1481
1482 Ok(())
1483 }
1484 Err(error) => {
1485 if canceled {
1486 Ok(())
1487 } else {
1488 live_kit.screen_track = LocalTrack::None;
1489 cx.notify();
1490 Err(error)
1491 }
1492 }
1493 }
1494 })?
1495 })
1496 }
1497
1498 pub fn toggle_mute(&mut self, cx: &mut ModelContext<Self>) {
1499 if let Some(live_kit) = self.live_kit.as_mut() {
1500 // When unmuting, undeafen if the user was deafened before.
1501 let was_deafened = live_kit.deafened;
1502 if live_kit.muted_by_user
1503 || live_kit.deafened
1504 || matches!(live_kit.microphone_track, LocalTrack::None)
1505 {
1506 live_kit.muted_by_user = false;
1507 live_kit.deafened = false;
1508 } else {
1509 live_kit.muted_by_user = true;
1510 }
1511 let muted = live_kit.muted_by_user;
1512 let should_undeafen = was_deafened && !live_kit.deafened;
1513
1514 if let Some(task) = self.set_mute(muted, cx) {
1515 task.detach_and_log_err(cx);
1516 }
1517
1518 if should_undeafen {
1519 if let Some(task) = self.set_deafened(false, cx) {
1520 task.detach_and_log_err(cx);
1521 }
1522 }
1523 }
1524 }
1525
1526 pub fn toggle_deafen(&mut self, cx: &mut ModelContext<Self>) {
1527 if let Some(live_kit) = self.live_kit.as_mut() {
1528 // When deafening, mute the microphone if it was not already muted.
1529 // When un-deafening, unmute the microphone, unless it was explicitly muted.
1530 let deafened = !live_kit.deafened;
1531 live_kit.deafened = deafened;
1532 let should_change_mute = !live_kit.muted_by_user;
1533
1534 if let Some(task) = self.set_deafened(deafened, cx) {
1535 task.detach_and_log_err(cx);
1536 }
1537
1538 if should_change_mute {
1539 if let Some(task) = self.set_mute(deafened, cx) {
1540 task.detach_and_log_err(cx);
1541 }
1542 }
1543 }
1544 }
1545
1546 pub fn unshare_screen(&mut self, cx: &mut ModelContext<Self>) -> Result<()> {
1547 if self.status.is_offline() {
1548 return Err(anyhow!("room is offline"));
1549 }
1550
1551 let live_kit = self
1552 .live_kit
1553 .as_mut()
1554 .ok_or_else(|| anyhow!("live-kit was not initialized"))?;
1555 match mem::take(&mut live_kit.screen_track) {
1556 LocalTrack::None => Err(anyhow!("screen was not shared")),
1557 LocalTrack::Pending { .. } => {
1558 cx.notify();
1559 Ok(())
1560 }
1561 LocalTrack::Published {
1562 track_publication, ..
1563 } => {
1564 live_kit.room.unpublish_track(track_publication);
1565 cx.notify();
1566
1567 Audio::play_sound(Sound::StopScreenshare, cx);
1568 Ok(())
1569 }
1570 }
1571 }
1572
1573 fn set_deafened(
1574 &mut self,
1575 deafened: bool,
1576 cx: &mut ModelContext<Self>,
1577 ) -> Option<Task<Result<()>>> {
1578 let live_kit = self.live_kit.as_mut()?;
1579 cx.notify();
1580
1581 let mut track_updates = Vec::new();
1582 for participant in self.remote_participants.values() {
1583 for publication in live_kit
1584 .room
1585 .remote_audio_track_publications(&participant.user.id.to_string())
1586 {
1587 track_updates.push(publication.set_enabled(!deafened));
1588 }
1589
1590 for track in participant.audio_tracks.values() {
1591 if deafened {
1592 track.stop();
1593 } else {
1594 track.start();
1595 }
1596 }
1597 }
1598
1599 Some(cx.foreground_executor().spawn(async move {
1600 for result in futures::future::join_all(track_updates).await {
1601 result?;
1602 }
1603 Ok(())
1604 }))
1605 }
1606
1607 fn set_mute(
1608 &mut self,
1609 should_mute: bool,
1610 cx: &mut ModelContext<Room>,
1611 ) -> Option<Task<Result<()>>> {
1612 let live_kit = self.live_kit.as_mut()?;
1613 cx.notify();
1614
1615 if should_mute {
1616 Audio::play_sound(Sound::Mute, cx);
1617 } else {
1618 Audio::play_sound(Sound::Unmute, cx);
1619 }
1620
1621 match &mut live_kit.microphone_track {
1622 LocalTrack::None => {
1623 if should_mute {
1624 None
1625 } else {
1626 Some(self.share_microphone(cx))
1627 }
1628 }
1629 LocalTrack::Pending { .. } => None,
1630 LocalTrack::Published { track_publication } => Some(
1631 cx.foreground_executor()
1632 .spawn(track_publication.set_mute(should_mute)),
1633 ),
1634 }
1635 }
1636
1637 #[cfg(any(test, feature = "test-support"))]
1638 pub fn set_display_sources(&self, sources: Vec<live_kit_client::MacOSDisplay>) {
1639 self.live_kit
1640 .as_ref()
1641 .unwrap()
1642 .room
1643 .set_display_sources(sources);
1644 }
1645}
1646
1647struct LiveKitRoom {
1648 room: Arc<live_kit_client::Room>,
1649 screen_track: LocalTrack,
1650 microphone_track: LocalTrack,
1651 /// Tracks whether we're currently in a muted state due to auto-mute from deafening or manual mute performed by user.
1652 muted_by_user: bool,
1653 deafened: bool,
1654 speaking: bool,
1655 next_publish_id: usize,
1656 _maintain_room: Task<()>,
1657 _handle_updates: Task<()>,
1658}
1659
1660impl LiveKitRoom {
1661 fn stop_publishing(&mut self, cx: &mut ModelContext<Room>) {
1662 if let LocalTrack::Published {
1663 track_publication, ..
1664 } = mem::replace(&mut self.microphone_track, LocalTrack::None)
1665 {
1666 self.room.unpublish_track(track_publication);
1667 cx.notify();
1668 }
1669
1670 if let LocalTrack::Published {
1671 track_publication, ..
1672 } = mem::replace(&mut self.screen_track, LocalTrack::None)
1673 {
1674 self.room.unpublish_track(track_publication);
1675 cx.notify();
1676 }
1677 }
1678}
1679
1680enum LocalTrack {
1681 None,
1682 Pending {
1683 publish_id: usize,
1684 },
1685 Published {
1686 track_publication: LocalTrackPublication,
1687 },
1688}
1689
1690impl Default for LocalTrack {
1691 fn default() -> Self {
1692 Self::None
1693 }
1694}
1695
1696#[derive(Copy, Clone, PartialEq, Eq)]
1697pub enum RoomStatus {
1698 Online,
1699 Rejoining,
1700 Offline,
1701}
1702
1703impl RoomStatus {
1704 pub fn is_offline(&self) -> bool {
1705 matches!(self, RoomStatus::Offline)
1706 }
1707
1708 pub fn is_online(&self) -> bool {
1709 matches!(self, RoomStatus::Online)
1710 }
1711}