public async ValueTask InvalidateTalkingSceneWithLockAcquired(string conferenceId, string roomId)
{
var scenes =
await _mediator.FetchSynchronizedObject <SynchronizedScene>(conferenceId,
SynchronizedScene.SyncObjId(roomId));
var talkingStickScene = GetTalkingStickScene(scenes);
if (talkingStickScene == null)
{
return;
}
var rooms = await _mediator.FetchSynchronizedObject <SynchronizedRooms>(conferenceId,
SynchronizedRooms.SyncObjId);
var currentSpeaker = await _repository.GetCurrentSpeaker(conferenceId, roomId);
currentSpeaker = await VerifyCurrentSpeakerInRoom(currentSpeaker, roomId, rooms);
if (currentSpeaker == null)
{
await ElectNewCurrentSpeaker(conferenceId, roomId, rooms, talkingStickScene.Mode);
}
}
public async Task <Unit> Handle(TalkingStickPassRequest request, CancellationToken cancellationToken)
{
var(participant, roomId, failIfHasSpeaker) = request;
await using (await _repository.LockRoom(participant.ConferenceId, roomId))
{
await _mediator.Send(new ClearCacheRequest());
if (failIfHasSpeaker)
{
var currentSpeaker = await _repository.GetCurrentSpeaker(participant.ConferenceId, roomId);
if (currentSpeaker != null)
{
throw SceneError.AlreadyHasSpeaker.ToException();
}
}
if (!await CheckParticipantIsInRoom(participant, roomId))
{
throw new ParticipantNotFoundException(participant);
}
await _repository.SetCurrentSpeakerAndRemoveFromQueue(participant, roomId);
await _modeHandler.InvalidateTalkingSceneWithLockAcquired(participant.ConferenceId, roomId);
}
await _mediator.Send(new UpdateSynchronizedObjectRequest(participant.ConferenceId,
SynchronizedSceneTalkingStick.SyncObjId(roomId)));
return(Unit.Value);
}
public async Task <Unit> Handle(TalkingStickReturnRequest request, CancellationToken cancellationToken)
{
var participant = request.Participant;
var rooms = await _mediator.FetchSynchronizedObject <SynchronizedRooms>(participant.ConferenceId,
SynchronizedRooms.SyncObjId);
if (!rooms.Participants.TryGetValue(participant.Id, out var roomId))
{
throw SceneError.RoomNotFound.ToException();
}
await using (await _repository.LockRoom(participant.ConferenceId, roomId))
{
var currentSpeaker = await _repository.GetCurrentSpeaker(participant.ConferenceId, roomId);
if (currentSpeaker != null && currentSpeaker.Value.Equals(participant))
{
await _repository.RemoveCurrentSpeaker(currentSpeaker.Value.ConferenceId, roomId);
await _modeHandler.InvalidateTalkingSceneWithLockAcquired(currentSpeaker.Value.ConferenceId,
roomId);
}
else
{
return(Unit.Value);
}
}
await _mediator.Send(new UpdateSynchronizedObjectRequest(participant.ConferenceId,
SynchronizedSceneTalkingStick.SyncObjId(roomId)));
return(Unit.Value);
}
protected override async ValueTask <SynchronizedSceneTalkingStick> InternalFetchValue(string conferenceId,
string roomId)
{
var currentSpeaker = await _repository.GetCurrentSpeaker(conferenceId, roomId);
var queue = await _repository.FetchQueue(conferenceId, roomId);
return(new SynchronizedSceneTalkingStick(currentSpeaker?.Id, queue));
}
