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));
}
public async Task <Unit> Handle(TalkingStickEnqueueRequest request, CancellationToken cancellationToken)
{
var(participant, remove) = request;
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))
{
await _mediator.Send(new ClearCacheRequest());
if (!await CheckParticipantIsInRoom(participant, roomId))
{
throw new ConcurrencyException("Participant switched room.");
}
if (remove)
{
await _repository.RemoveFromQueue(participant.Yield(), roomId);
}
else
{
var queue = await _repository.FetchQueue(participant.ConferenceId, roomId);
if (!queue.Contains(participant.Id))
{
await _repository.Enqueue(participant, roomId);
}
await _modeHandler.InvalidateTalkingSceneWithLockAcquired(participant.ConferenceId, roomId);
}
}
await _mediator.Send(new UpdateSynchronizedObjectRequest(participant.ConferenceId,
SynchronizedSceneTalkingStick.SyncObjId(roomId)));
return(Unit.Value);
}
