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 ChannelId, 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<ChannelId>,
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 RoomLeft {
56 channel_id: Option<ChannelId>,
57 },
58}
59
60pub struct Room {
61 id: u64,
62 channel_id: Option<ChannelId>,
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<ChannelId> {
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<ChannelId>,
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.can_use_microphone() {
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 let did_join = 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 match did_join {
269 Ok(()) => Ok(room),
270 Err(error) => Err(error.context("room creation failed")),
271 }
272 })
273 }
274
275 pub(crate) async fn join_channel(
276 channel_id: ChannelId,
277 client: Arc<Client>,
278 user_store: Model<UserStore>,
279 cx: AsyncAppContext,
280 ) -> Result<Model<Self>> {
281 Self::from_join_response(
282 client
283 .request(proto::JoinChannel {
284 channel_id: channel_id.0,
285 })
286 .await?,
287 client,
288 user_store,
289 cx,
290 )
291 }
292
293 pub(crate) async fn join(
294 room_id: u64,
295 client: Arc<Client>,
296 user_store: Model<UserStore>,
297 cx: AsyncAppContext,
298 ) -> Result<Model<Self>> {
299 Self::from_join_response(
300 client.request(proto::JoinRoom { id: room_id }).await?,
301 client,
302 user_store,
303 cx,
304 )
305 }
306
307 fn released(&mut self, cx: &mut AppContext) {
308 if self.status.is_online() {
309 self.leave_internal(cx).detach_and_log_err(cx);
310 }
311 }
312
313 fn app_will_quit(&mut self, cx: &mut ModelContext<Self>) -> impl Future<Output = ()> {
314 let task = if self.status.is_online() {
315 let leave = self.leave_internal(cx);
316 Some(cx.background_executor().spawn(async move {
317 leave.await.log_err();
318 }))
319 } else {
320 None
321 };
322
323 async move {
324 if let Some(task) = task {
325 task.await;
326 }
327 }
328 }
329
330 pub fn mute_on_join(cx: &AppContext) -> bool {
331 CallSettings::get_global(cx).mute_on_join || client::IMPERSONATE_LOGIN.is_some()
332 }
333
334 fn from_join_response(
335 response: proto::JoinRoomResponse,
336 client: Arc<Client>,
337 user_store: Model<UserStore>,
338 mut cx: AsyncAppContext,
339 ) -> Result<Model<Self>> {
340 let room_proto = response.room.ok_or_else(|| anyhow!("invalid room"))?;
341 let room = cx.new_model(|cx| {
342 Self::new(
343 room_proto.id,
344 response.channel_id.map(ChannelId),
345 response.live_kit_connection_info,
346 client,
347 user_store,
348 cx,
349 )
350 })?;
351 room.update(&mut cx, |room, cx| {
352 room.leave_when_empty = room.channel_id.is_none();
353 room.apply_room_update(room_proto, cx)?;
354 anyhow::Ok(())
355 })??;
356 Ok(room)
357 }
358
359 fn should_leave(&self) -> bool {
360 self.leave_when_empty
361 && self.pending_room_update.is_none()
362 && self.pending_participants.is_empty()
363 && self.remote_participants.is_empty()
364 && self.pending_call_count == 0
365 }
366
367 pub(crate) fn leave(&mut self, cx: &mut ModelContext<Self>) -> Task<Result<()>> {
368 cx.notify();
369 self.leave_internal(cx)
370 }
371
372 fn leave_internal(&mut self, cx: &mut AppContext) -> Task<Result<()>> {
373 if self.status.is_offline() {
374 return Task::ready(Err(anyhow!("room is offline")));
375 }
376
377 log::info!("leaving room");
378 Audio::play_sound(Sound::Leave, cx);
379
380 self.clear_state(cx);
381
382 let leave_room = self.client.request(proto::LeaveRoom {});
383 cx.background_executor().spawn(async move {
384 leave_room.await?;
385 anyhow::Ok(())
386 })
387 }
388
389 pub(crate) fn clear_state(&mut self, cx: &mut AppContext) {
390 for project in self.shared_projects.drain() {
391 if let Some(project) = project.upgrade() {
392 project.update(cx, |project, cx| {
393 project.unshare(cx).log_err();
394 });
395 }
396 }
397 for project in self.joined_projects.drain() {
398 if let Some(project) = project.upgrade() {
399 project.update(cx, |project, cx| {
400 project.disconnected_from_host(cx);
401 project.close(cx);
402 });
403 }
404 }
405
406 self.status = RoomStatus::Offline;
407 self.remote_participants.clear();
408 self.pending_participants.clear();
409 self.participant_user_ids.clear();
410 self.client_subscriptions.clear();
411 self.live_kit.take();
412 self.pending_room_update.take();
413 self.maintain_connection.take();
414 }
415
416 async fn maintain_connection(
417 this: WeakModel<Self>,
418 client: Arc<Client>,
419 mut cx: AsyncAppContext,
420 ) -> Result<()> {
421 let mut client_status = client.status();
422 loop {
423 let _ = client_status.try_recv();
424 let is_connected = client_status.borrow().is_connected();
425 // Even if we're initially connected, any future change of the status means we momentarily disconnected.
426 if !is_connected || client_status.next().await.is_some() {
427 log::info!("detected client disconnection");
428
429 this.upgrade()
430 .ok_or_else(|| anyhow!("room was dropped"))?
431 .update(&mut cx, |this, cx| {
432 this.status = RoomStatus::Rejoining;
433 cx.notify();
434 })?;
435
436 // Wait for client to re-establish a connection to the server.
437 {
438 let mut reconnection_timeout =
439 cx.background_executor().timer(RECONNECT_TIMEOUT).fuse();
440 let client_reconnection = async {
441 let mut remaining_attempts = 3;
442 while remaining_attempts > 0 {
443 if client_status.borrow().is_connected() {
444 log::info!("client reconnected, attempting to rejoin room");
445
446 let Some(this) = this.upgrade() else { break };
447 match this.update(&mut cx, |this, cx| this.rejoin(cx)) {
448 Ok(task) => {
449 if task.await.log_err().is_some() {
450 return true;
451 } else {
452 remaining_attempts -= 1;
453 }
454 }
455 Err(_app_dropped) => return false,
456 }
457 } else if client_status.borrow().is_signed_out() {
458 return false;
459 }
460
461 log::info!(
462 "waiting for client status change, remaining attempts {}",
463 remaining_attempts
464 );
465 client_status.next().await;
466 }
467 false
468 }
469 .fuse();
470 futures::pin_mut!(client_reconnection);
471
472 futures::select_biased! {
473 reconnected = client_reconnection => {
474 if reconnected {
475 log::info!("successfully reconnected to room");
476 // If we successfully joined the room, go back around the loop
477 // waiting for future connection status changes.
478 continue;
479 }
480 }
481 _ = reconnection_timeout => {
482 log::info!("room reconnection timeout expired");
483 }
484 }
485 }
486
487 break;
488 }
489 }
490
491 // The client failed to re-establish a connection to the server
492 // or an error occurred while trying to re-join the room. Either way
493 // we leave the room and return an error.
494 if let Some(this) = this.upgrade() {
495 log::info!("reconnection failed, leaving room");
496 this.update(&mut cx, |this, cx| this.leave(cx))?.await?;
497 }
498 Err(anyhow!(
499 "can't reconnect to room: client failed to re-establish connection"
500 ))
501 }
502
503 fn rejoin(&mut self, cx: &mut ModelContext<Self>) -> Task<Result<()>> {
504 let mut projects = HashMap::default();
505 let mut reshared_projects = Vec::new();
506 let mut rejoined_projects = Vec::new();
507 self.shared_projects.retain(|project| {
508 if let Some(handle) = project.upgrade() {
509 let project = handle.read(cx);
510 if let Some(project_id) = project.remote_id() {
511 projects.insert(project_id, handle.clone());
512 reshared_projects.push(proto::UpdateProject {
513 project_id,
514 worktrees: project.worktree_metadata_protos(cx),
515 });
516 return true;
517 }
518 }
519 false
520 });
521 self.joined_projects.retain(|project| {
522 if let Some(handle) = project.upgrade() {
523 let project = handle.read(cx);
524 if let Some(project_id) = project.remote_id() {
525 projects.insert(project_id, handle.clone());
526 rejoined_projects.push(proto::RejoinProject {
527 id: project_id,
528 worktrees: project
529 .worktrees(cx)
530 .map(|worktree| {
531 let worktree = worktree.read(cx);
532 proto::RejoinWorktree {
533 id: worktree.id().to_proto(),
534 scan_id: worktree.completed_scan_id() as u64,
535 }
536 })
537 .collect(),
538 });
539 }
540 return true;
541 }
542 false
543 });
544
545 let response = self.client.request_envelope(proto::RejoinRoom {
546 id: self.id,
547 reshared_projects,
548 rejoined_projects,
549 });
550
551 cx.spawn(|this, mut cx| async move {
552 let response = response.await?;
553 let message_id = response.message_id;
554 let response = response.payload;
555 let room_proto = response.room.ok_or_else(|| anyhow!("invalid room"))?;
556 this.update(&mut cx, |this, cx| {
557 this.status = RoomStatus::Online;
558 this.apply_room_update(room_proto, cx)?;
559
560 for reshared_project in response.reshared_projects {
561 if let Some(project) = projects.get(&reshared_project.id) {
562 project.update(cx, |project, cx| {
563 project.reshared(reshared_project, cx).log_err();
564 });
565 }
566 }
567
568 for rejoined_project in response.rejoined_projects {
569 if let Some(project) = projects.get(&rejoined_project.id) {
570 project.update(cx, |project, cx| {
571 project.rejoined(rejoined_project, message_id, cx).log_err();
572 });
573 }
574 }
575
576 anyhow::Ok(())
577 })?
578 })
579 }
580
581 pub fn id(&self) -> u64 {
582 self.id
583 }
584
585 pub fn status(&self) -> RoomStatus {
586 self.status
587 }
588
589 pub fn local_participant(&self) -> &LocalParticipant {
590 &self.local_participant
591 }
592
593 pub fn remote_participants(&self) -> &BTreeMap<u64, RemoteParticipant> {
594 &self.remote_participants
595 }
596
597 pub fn remote_participant_for_peer_id(&self, peer_id: PeerId) -> Option<&RemoteParticipant> {
598 self.remote_participants
599 .values()
600 .find(|p| p.peer_id == peer_id)
601 }
602
603 pub fn role_for_user(&self, user_id: u64) -> Option<proto::ChannelRole> {
604 self.remote_participants
605 .get(&user_id)
606 .map(|participant| participant.role)
607 }
608
609 pub fn contains_guests(&self) -> bool {
610 self.local_participant.role == proto::ChannelRole::Guest
611 || self
612 .remote_participants
613 .values()
614 .any(|p| p.role == proto::ChannelRole::Guest)
615 }
616
617 pub fn local_participant_is_admin(&self) -> bool {
618 self.local_participant.role == proto::ChannelRole::Admin
619 }
620
621 pub fn local_participant_is_guest(&self) -> bool {
622 self.local_participant.role == proto::ChannelRole::Guest
623 }
624
625 pub fn set_participant_role(
626 &mut self,
627 user_id: u64,
628 role: proto::ChannelRole,
629 cx: &ModelContext<Self>,
630 ) -> Task<Result<()>> {
631 let client = self.client.clone();
632 let room_id = self.id;
633 let role = role.into();
634 cx.spawn(|_, _| async move {
635 client
636 .request(proto::SetRoomParticipantRole {
637 room_id,
638 user_id,
639 role,
640 })
641 .await
642 .map(|_| ())
643 })
644 }
645
646 pub fn pending_participants(&self) -> &[Arc<User>] {
647 &self.pending_participants
648 }
649
650 pub fn contains_participant(&self, user_id: u64) -> bool {
651 self.participant_user_ids.contains(&user_id)
652 }
653
654 pub fn followers_for(&self, leader_id: PeerId, project_id: u64) -> &[PeerId] {
655 self.follows_by_leader_id_project_id
656 .get(&(leader_id, project_id))
657 .map_or(&[], |v| v.as_slice())
658 }
659
660 /// Returns the most 'active' projects, defined as most people in the project
661 pub fn most_active_project(&self, cx: &AppContext) -> Option<(u64, u64)> {
662 let mut project_hosts_and_guest_counts = HashMap::<u64, (Option<u64>, u32)>::default();
663 for participant in self.remote_participants.values() {
664 match participant.location {
665 ParticipantLocation::SharedProject { project_id } => {
666 project_hosts_and_guest_counts
667 .entry(project_id)
668 .or_default()
669 .1 += 1;
670 }
671 ParticipantLocation::External | ParticipantLocation::UnsharedProject => {}
672 }
673 for project in &participant.projects {
674 project_hosts_and_guest_counts
675 .entry(project.id)
676 .or_default()
677 .0 = Some(participant.user.id);
678 }
679 }
680
681 if let Some(user) = self.user_store.read(cx).current_user() {
682 for project in &self.local_participant.projects {
683 project_hosts_and_guest_counts
684 .entry(project.id)
685 .or_default()
686 .0 = Some(user.id);
687 }
688 }
689
690 project_hosts_and_guest_counts
691 .into_iter()
692 .filter_map(|(id, (host, guest_count))| Some((id, host?, guest_count)))
693 .max_by_key(|(_, _, guest_count)| *guest_count)
694 .map(|(id, host, _)| (id, host))
695 }
696
697 async fn handle_room_updated(
698 this: Model<Self>,
699 envelope: TypedEnvelope<proto::RoomUpdated>,
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_default();
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 this.leave(cx).detach();
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 participant.speaking = speaker_ids.binary_search(sid).is_ok();
1021 }
1022 if let Some(id) = self.client.user_id() {
1023 if let Some(room) = &mut self.live_kit {
1024 room.speaking = speaker_ids.binary_search(&id).is_ok();
1025 }
1026 }
1027 }
1028
1029 RoomUpdate::RemoteAudioTrackMuteChanged { track_id, muted } => {
1030 let mut found = false;
1031 for participant in &mut self.remote_participants.values_mut() {
1032 for track in participant.audio_tracks.values() {
1033 if track.sid() == track_id {
1034 found = true;
1035 break;
1036 }
1037 }
1038 if found {
1039 participant.muted = muted;
1040 break;
1041 }
1042 }
1043 }
1044
1045 RoomUpdate::SubscribedToRemoteAudioTrack(track, publication) => {
1046 if let Some(live_kit) = &self.live_kit {
1047 if live_kit.deafened {
1048 track.stop();
1049 cx.foreground_executor()
1050 .spawn(publication.set_enabled(false))
1051 .detach();
1052 }
1053 }
1054
1055 let user_id = track.publisher_id().parse()?;
1056 let track_id = track.sid().to_string();
1057 let participant = self
1058 .remote_participants
1059 .get_mut(&user_id)
1060 .ok_or_else(|| anyhow!("subscribed to track by unknown participant"))?;
1061 participant.audio_tracks.insert(track_id.clone(), track);
1062 participant.muted = publication.is_muted();
1063
1064 cx.emit(Event::RemoteAudioTracksChanged {
1065 participant_id: participant.peer_id,
1066 });
1067 }
1068
1069 RoomUpdate::UnsubscribedFromRemoteAudioTrack {
1070 publisher_id,
1071 track_id,
1072 } => {
1073 let user_id = publisher_id.parse()?;
1074 let participant = self
1075 .remote_participants
1076 .get_mut(&user_id)
1077 .ok_or_else(|| anyhow!("unsubscribed from track by unknown participant"))?;
1078 participant.audio_tracks.remove(&track_id);
1079 cx.emit(Event::RemoteAudioTracksChanged {
1080 participant_id: participant.peer_id,
1081 });
1082 }
1083
1084 RoomUpdate::LocalAudioTrackUnpublished { publication } => {
1085 log::info!("unpublished audio track {}", publication.sid());
1086 if let Some(room) = &mut self.live_kit {
1087 room.microphone_track = LocalTrack::None;
1088 }
1089 }
1090
1091 RoomUpdate::LocalVideoTrackUnpublished { publication } => {
1092 log::info!("unpublished video track {}", publication.sid());
1093 if let Some(room) = &mut self.live_kit {
1094 room.screen_track = LocalTrack::None;
1095 }
1096 }
1097
1098 RoomUpdate::LocalAudioTrackPublished { publication } => {
1099 log::info!("published audio track {}", publication.sid());
1100 }
1101
1102 RoomUpdate::LocalVideoTrackPublished { publication } => {
1103 log::info!("published video track {}", publication.sid());
1104 }
1105 }
1106
1107 cx.notify();
1108 Ok(())
1109 }
1110
1111 fn check_invariants(&self) {
1112 #[cfg(any(test, feature = "test-support"))]
1113 {
1114 for participant in self.remote_participants.values() {
1115 assert!(self.participant_user_ids.contains(&participant.user.id));
1116 assert_ne!(participant.user.id, self.client.user_id().unwrap());
1117 }
1118
1119 for participant in &self.pending_participants {
1120 assert!(self.participant_user_ids.contains(&participant.id));
1121 assert_ne!(participant.id, self.client.user_id().unwrap());
1122 }
1123
1124 assert_eq!(
1125 self.participant_user_ids.len(),
1126 self.remote_participants.len() + self.pending_participants.len()
1127 );
1128 }
1129 }
1130
1131 pub(crate) fn call(
1132 &mut self,
1133 called_user_id: u64,
1134 initial_project_id: Option<u64>,
1135 cx: &mut ModelContext<Self>,
1136 ) -> Task<Result<()>> {
1137 if self.status.is_offline() {
1138 return Task::ready(Err(anyhow!("room is offline")));
1139 }
1140
1141 cx.notify();
1142 let client = self.client.clone();
1143 let room_id = self.id;
1144 self.pending_call_count += 1;
1145 cx.spawn(move |this, mut cx| async move {
1146 let result = client
1147 .request(proto::Call {
1148 room_id,
1149 called_user_id,
1150 initial_project_id,
1151 })
1152 .await;
1153 this.update(&mut cx, |this, cx| {
1154 this.pending_call_count -= 1;
1155 if this.should_leave() {
1156 this.leave(cx).detach_and_log_err(cx);
1157 }
1158 })?;
1159 result?;
1160 Ok(())
1161 })
1162 }
1163
1164 pub fn join_project(
1165 &mut self,
1166 id: u64,
1167 language_registry: Arc<LanguageRegistry>,
1168 fs: Arc<dyn Fs>,
1169 cx: &mut ModelContext<Self>,
1170 ) -> Task<Result<Model<Project>>> {
1171 let client = self.client.clone();
1172 let user_store = self.user_store.clone();
1173 cx.emit(Event::RemoteProjectJoined { project_id: id });
1174 cx.spawn(move |this, mut cx| async move {
1175 let project =
1176 Project::in_room(id, client, user_store, language_registry, fs, cx.clone()).await?;
1177
1178 this.update(&mut cx, |this, cx| {
1179 this.joined_projects.retain(|project| {
1180 if let Some(project) = project.upgrade() {
1181 !project.read(cx).is_disconnected(cx)
1182 } else {
1183 false
1184 }
1185 });
1186 this.joined_projects.insert(project.downgrade());
1187 })?;
1188 Ok(project)
1189 })
1190 }
1191
1192 pub fn share_project(
1193 &mut self,
1194 project: Model<Project>,
1195 cx: &mut ModelContext<Self>,
1196 ) -> Task<Result<u64>> {
1197 let request = if let Some(dev_server_project_id) = project.read(cx).dev_server_project_id()
1198 {
1199 self.client.request(proto::ShareProject {
1200 room_id: self.id(),
1201 worktrees: vec![],
1202 dev_server_project_id: Some(dev_server_project_id.0),
1203 is_ssh_project: false,
1204 })
1205 } else {
1206 if let Some(project_id) = project.read(cx).remote_id() {
1207 return Task::ready(Ok(project_id));
1208 }
1209
1210 self.client.request(proto::ShareProject {
1211 room_id: self.id(),
1212 worktrees: project.read(cx).worktree_metadata_protos(cx),
1213 dev_server_project_id: None,
1214 is_ssh_project: project.read(cx).is_via_ssh(),
1215 })
1216 };
1217
1218 cx.spawn(|this, mut cx| async move {
1219 let response = request.await?;
1220
1221 project.update(&mut cx, |project, cx| {
1222 project.shared(response.project_id, cx)
1223 })??;
1224
1225 // If the user's location is in this project, it changes from UnsharedProject to SharedProject.
1226 this.update(&mut cx, |this, cx| {
1227 this.shared_projects.insert(project.downgrade());
1228 let active_project = this.local_participant.active_project.as_ref();
1229 if active_project.map_or(false, |location| *location == project) {
1230 this.set_location(Some(&project), cx)
1231 } else {
1232 Task::ready(Ok(()))
1233 }
1234 })?
1235 .await?;
1236
1237 Ok(response.project_id)
1238 })
1239 }
1240
1241 pub(crate) fn unshare_project(
1242 &mut self,
1243 project: Model<Project>,
1244 cx: &mut ModelContext<Self>,
1245 ) -> Result<()> {
1246 let project_id = match project.read(cx).remote_id() {
1247 Some(project_id) => project_id,
1248 None => return Ok(()),
1249 };
1250
1251 self.client.send(proto::UnshareProject { project_id })?;
1252 project.update(cx, |this, cx| this.unshare(cx))?;
1253
1254 if self.local_participant.active_project == Some(project.downgrade()) {
1255 self.set_location(Some(&project), cx).detach_and_log_err(cx);
1256 }
1257 Ok(())
1258 }
1259
1260 pub(crate) fn set_location(
1261 &mut self,
1262 project: Option<&Model<Project>>,
1263 cx: &mut ModelContext<Self>,
1264 ) -> Task<Result<()>> {
1265 if self.status.is_offline() {
1266 return Task::ready(Err(anyhow!("room is offline")));
1267 }
1268
1269 let client = self.client.clone();
1270 let room_id = self.id;
1271 let location = if let Some(project) = project {
1272 self.local_participant.active_project = Some(project.downgrade());
1273 if let Some(project_id) = project.read(cx).remote_id() {
1274 proto::participant_location::Variant::SharedProject(
1275 proto::participant_location::SharedProject { id: project_id },
1276 )
1277 } else {
1278 proto::participant_location::Variant::UnsharedProject(
1279 proto::participant_location::UnsharedProject {},
1280 )
1281 }
1282 } else {
1283 self.local_participant.active_project = None;
1284 proto::participant_location::Variant::External(proto::participant_location::External {})
1285 };
1286
1287 cx.notify();
1288 cx.background_executor().spawn(async move {
1289 client
1290 .request(proto::UpdateParticipantLocation {
1291 room_id,
1292 location: Some(proto::ParticipantLocation {
1293 variant: Some(location),
1294 }),
1295 })
1296 .await?;
1297 Ok(())
1298 })
1299 }
1300
1301 pub fn is_screen_sharing(&self) -> bool {
1302 self.live_kit.as_ref().map_or(false, |live_kit| {
1303 !matches!(live_kit.screen_track, LocalTrack::None)
1304 })
1305 }
1306
1307 pub fn is_sharing_mic(&self) -> bool {
1308 self.live_kit.as_ref().map_or(false, |live_kit| {
1309 !matches!(live_kit.microphone_track, LocalTrack::None)
1310 })
1311 }
1312
1313 pub fn is_muted(&self) -> bool {
1314 self.live_kit.as_ref().map_or(false, |live_kit| {
1315 matches!(live_kit.microphone_track, LocalTrack::None)
1316 || live_kit.muted_by_user
1317 || live_kit.deafened
1318 })
1319 }
1320
1321 pub fn is_speaking(&self) -> bool {
1322 self.live_kit
1323 .as_ref()
1324 .map_or(false, |live_kit| live_kit.speaking)
1325 }
1326
1327 pub fn is_deafened(&self) -> Option<bool> {
1328 self.live_kit.as_ref().map(|live_kit| live_kit.deafened)
1329 }
1330
1331 pub fn can_use_microphone(&self) -> bool {
1332 use proto::ChannelRole::*;
1333 match self.local_participant.role {
1334 Admin | Member | Talker => true,
1335 Guest | Banned => false,
1336 }
1337 }
1338
1339 pub fn can_share_projects(&self) -> bool {
1340 use proto::ChannelRole::*;
1341 match self.local_participant.role {
1342 Admin | Member => true,
1343 Guest | Banned | Talker => false,
1344 }
1345 }
1346
1347 #[track_caller]
1348 pub fn share_microphone(&mut self, cx: &mut ModelContext<Self>) -> Task<Result<()>> {
1349 if self.status.is_offline() {
1350 return Task::ready(Err(anyhow!("room is offline")));
1351 }
1352
1353 let publish_id = if let Some(live_kit) = self.live_kit.as_mut() {
1354 let publish_id = post_inc(&mut live_kit.next_publish_id);
1355 live_kit.microphone_track = LocalTrack::Pending { publish_id };
1356 cx.notify();
1357 publish_id
1358 } else {
1359 return Task::ready(Err(anyhow!("live-kit was not initialized")));
1360 };
1361
1362 cx.spawn(move |this, mut cx| async move {
1363 let publish_track = async {
1364 let track = LocalAudioTrack::create();
1365 this.upgrade()
1366 .ok_or_else(|| anyhow!("room was dropped"))?
1367 .update(&mut cx, |this, _| {
1368 this.live_kit
1369 .as_ref()
1370 .map(|live_kit| live_kit.room.publish_audio_track(track))
1371 })?
1372 .ok_or_else(|| anyhow!("live-kit was not initialized"))?
1373 .await
1374 };
1375 let publication = publish_track.await;
1376 this.upgrade()
1377 .ok_or_else(|| anyhow!("room was dropped"))?
1378 .update(&mut cx, |this, cx| {
1379 let live_kit = this
1380 .live_kit
1381 .as_mut()
1382 .ok_or_else(|| anyhow!("live-kit was not initialized"))?;
1383
1384 let canceled = if let LocalTrack::Pending {
1385 publish_id: cur_publish_id,
1386 } = &live_kit.microphone_track
1387 {
1388 *cur_publish_id != publish_id
1389 } else {
1390 true
1391 };
1392
1393 match publication {
1394 Ok(publication) => {
1395 if canceled {
1396 live_kit.room.unpublish_track(publication);
1397 } else {
1398 if live_kit.muted_by_user || live_kit.deafened {
1399 cx.background_executor()
1400 .spawn(publication.set_mute(true))
1401 .detach();
1402 }
1403 live_kit.microphone_track = LocalTrack::Published {
1404 track_publication: publication,
1405 };
1406 cx.notify();
1407 }
1408 Ok(())
1409 }
1410 Err(error) => {
1411 if canceled {
1412 Ok(())
1413 } else {
1414 live_kit.microphone_track = LocalTrack::None;
1415 cx.notify();
1416 Err(error)
1417 }
1418 }
1419 }
1420 })?
1421 })
1422 }
1423
1424 pub fn share_screen(&mut self, cx: &mut ModelContext<Self>) -> Task<Result<()>> {
1425 if self.status.is_offline() {
1426 return Task::ready(Err(anyhow!("room is offline")));
1427 } else if self.is_screen_sharing() {
1428 return Task::ready(Err(anyhow!("screen was already shared")));
1429 }
1430
1431 let (displays, publish_id) = if let Some(live_kit) = self.live_kit.as_mut() {
1432 let publish_id = post_inc(&mut live_kit.next_publish_id);
1433 live_kit.screen_track = LocalTrack::Pending { publish_id };
1434 cx.notify();
1435 (live_kit.room.display_sources(), publish_id)
1436 } else {
1437 return Task::ready(Err(anyhow!("live-kit was not initialized")));
1438 };
1439
1440 cx.spawn(move |this, mut cx| async move {
1441 let publish_track = async {
1442 let displays = displays.await?;
1443 let display = displays
1444 .first()
1445 .ok_or_else(|| anyhow!("no display found"))?;
1446 let track = LocalVideoTrack::screen_share_for_display(display);
1447 this.upgrade()
1448 .ok_or_else(|| anyhow!("room was dropped"))?
1449 .update(&mut cx, |this, _| {
1450 this.live_kit
1451 .as_ref()
1452 .map(|live_kit| live_kit.room.publish_video_track(track))
1453 })?
1454 .ok_or_else(|| anyhow!("live-kit was not initialized"))?
1455 .await
1456 };
1457
1458 let publication = publish_track.await;
1459 this.upgrade()
1460 .ok_or_else(|| anyhow!("room was dropped"))?
1461 .update(&mut cx, |this, cx| {
1462 let live_kit = this
1463 .live_kit
1464 .as_mut()
1465 .ok_or_else(|| anyhow!("live-kit was not initialized"))?;
1466
1467 let canceled = if let LocalTrack::Pending {
1468 publish_id: cur_publish_id,
1469 } = &live_kit.screen_track
1470 {
1471 *cur_publish_id != publish_id
1472 } else {
1473 true
1474 };
1475
1476 match publication {
1477 Ok(publication) => {
1478 if canceled {
1479 live_kit.room.unpublish_track(publication);
1480 } else {
1481 live_kit.screen_track = LocalTrack::Published {
1482 track_publication: publication,
1483 };
1484 cx.notify();
1485 }
1486
1487 Audio::play_sound(Sound::StartScreenshare, cx);
1488
1489 Ok(())
1490 }
1491 Err(error) => {
1492 if canceled {
1493 Ok(())
1494 } else {
1495 live_kit.screen_track = LocalTrack::None;
1496 cx.notify();
1497 Err(error)
1498 }
1499 }
1500 }
1501 })?
1502 })
1503 }
1504
1505 pub fn toggle_mute(&mut self, cx: &mut ModelContext<Self>) {
1506 if let Some(live_kit) = self.live_kit.as_mut() {
1507 // When unmuting, undeafen if the user was deafened before.
1508 let was_deafened = live_kit.deafened;
1509 if live_kit.muted_by_user
1510 || live_kit.deafened
1511 || matches!(live_kit.microphone_track, LocalTrack::None)
1512 {
1513 live_kit.muted_by_user = false;
1514 live_kit.deafened = false;
1515 } else {
1516 live_kit.muted_by_user = true;
1517 }
1518 let muted = live_kit.muted_by_user;
1519 let should_undeafen = was_deafened && !live_kit.deafened;
1520
1521 if let Some(task) = self.set_mute(muted, cx) {
1522 task.detach_and_log_err(cx);
1523 }
1524
1525 if should_undeafen {
1526 if let Some(task) = self.set_deafened(false, cx) {
1527 task.detach_and_log_err(cx);
1528 }
1529 }
1530 }
1531 }
1532
1533 pub fn toggle_deafen(&mut self, cx: &mut ModelContext<Self>) {
1534 if let Some(live_kit) = self.live_kit.as_mut() {
1535 // When deafening, mute the microphone if it was not already muted.
1536 // When un-deafening, unmute the microphone, unless it was explicitly muted.
1537 let deafened = !live_kit.deafened;
1538 live_kit.deafened = deafened;
1539 let should_change_mute = !live_kit.muted_by_user;
1540
1541 if let Some(task) = self.set_deafened(deafened, cx) {
1542 task.detach_and_log_err(cx);
1543 }
1544
1545 if should_change_mute {
1546 if let Some(task) = self.set_mute(deafened, cx) {
1547 task.detach_and_log_err(cx);
1548 }
1549 }
1550 }
1551 }
1552
1553 pub fn unshare_screen(&mut self, cx: &mut ModelContext<Self>) -> Result<()> {
1554 if self.status.is_offline() {
1555 return Err(anyhow!("room is offline"));
1556 }
1557
1558 let live_kit = self
1559 .live_kit
1560 .as_mut()
1561 .ok_or_else(|| anyhow!("live-kit was not initialized"))?;
1562 match mem::take(&mut live_kit.screen_track) {
1563 LocalTrack::None => Err(anyhow!("screen was not shared")),
1564 LocalTrack::Pending { .. } => {
1565 cx.notify();
1566 Ok(())
1567 }
1568 LocalTrack::Published {
1569 track_publication, ..
1570 } => {
1571 live_kit.room.unpublish_track(track_publication);
1572 cx.notify();
1573
1574 Audio::play_sound(Sound::StopScreenshare, cx);
1575 Ok(())
1576 }
1577 }
1578 }
1579
1580 fn set_deafened(
1581 &mut self,
1582 deafened: bool,
1583 cx: &mut ModelContext<Self>,
1584 ) -> Option<Task<Result<()>>> {
1585 let live_kit = self.live_kit.as_mut()?;
1586 cx.notify();
1587
1588 let mut track_updates = Vec::new();
1589 for participant in self.remote_participants.values() {
1590 for publication in live_kit
1591 .room
1592 .remote_audio_track_publications(&participant.user.id.to_string())
1593 {
1594 track_updates.push(publication.set_enabled(!deafened));
1595 }
1596
1597 for track in participant.audio_tracks.values() {
1598 if deafened {
1599 track.stop();
1600 } else {
1601 track.start();
1602 }
1603 }
1604 }
1605
1606 Some(cx.foreground_executor().spawn(async move {
1607 for result in futures::future::join_all(track_updates).await {
1608 result?;
1609 }
1610 Ok(())
1611 }))
1612 }
1613
1614 fn set_mute(
1615 &mut self,
1616 should_mute: bool,
1617 cx: &mut ModelContext<Room>,
1618 ) -> Option<Task<Result<()>>> {
1619 let live_kit = self.live_kit.as_mut()?;
1620 cx.notify();
1621
1622 if should_mute {
1623 Audio::play_sound(Sound::Mute, cx);
1624 } else {
1625 Audio::play_sound(Sound::Unmute, cx);
1626 }
1627
1628 match &mut live_kit.microphone_track {
1629 LocalTrack::None => {
1630 if should_mute {
1631 None
1632 } else {
1633 Some(self.share_microphone(cx))
1634 }
1635 }
1636 LocalTrack::Pending { .. } => None,
1637 LocalTrack::Published { track_publication } => Some(
1638 cx.foreground_executor()
1639 .spawn(track_publication.set_mute(should_mute)),
1640 ),
1641 }
1642 }
1643
1644 #[cfg(any(test, feature = "test-support"))]
1645 pub fn set_display_sources(&self, sources: Vec<live_kit_client::MacOSDisplay>) {
1646 self.live_kit
1647 .as_ref()
1648 .unwrap()
1649 .room
1650 .set_display_sources(sources);
1651 }
1652}
1653
1654struct LiveKitRoom {
1655 room: Arc<live_kit_client::Room>,
1656 screen_track: LocalTrack,
1657 microphone_track: LocalTrack,
1658 /// Tracks whether we're currently in a muted state due to auto-mute from deafening or manual mute performed by user.
1659 muted_by_user: bool,
1660 deafened: bool,
1661 speaking: bool,
1662 next_publish_id: usize,
1663 _maintain_room: Task<()>,
1664 _handle_updates: Task<()>,
1665}
1666
1667impl LiveKitRoom {
1668 fn stop_publishing(&mut self, cx: &mut ModelContext<Room>) {
1669 if let LocalTrack::Published {
1670 track_publication, ..
1671 } = mem::replace(&mut self.microphone_track, LocalTrack::None)
1672 {
1673 self.room.unpublish_track(track_publication);
1674 cx.notify();
1675 }
1676
1677 if let LocalTrack::Published {
1678 track_publication, ..
1679 } = mem::replace(&mut self.screen_track, LocalTrack::None)
1680 {
1681 self.room.unpublish_track(track_publication);
1682 cx.notify();
1683 }
1684 }
1685}
1686
1687enum LocalTrack {
1688 None,
1689 Pending {
1690 publish_id: usize,
1691 },
1692 Published {
1693 track_publication: LocalTrackPublication,
1694 },
1695}
1696
1697impl Default for LocalTrack {
1698 fn default() -> Self {
1699 Self::None
1700 }
1701}
1702
1703#[derive(Copy, Clone, PartialEq, Eq)]
1704pub enum RoomStatus {
1705 Online,
1706 Rejoining,
1707 Offline,
1708}
1709
1710impl RoomStatus {
1711 pub fn is_offline(&self) -> bool {
1712 matches!(self, RoomStatus::Offline)
1713 }
1714
1715 pub fn is_online(&self) -> bool {
1716 matches!(self, RoomStatus::Online)
1717 }
1718}