public async Task <IEnumerable <RoomDetails> > GetAllRoomsAsync()
{
var rooms = await RoomResource.ReadAsync();
var tasks = rooms.Select(
room => GetRoomDetailsAsync(
room,
ParticipantResource.ReadAsync(
room.Sid,
ParticipantStatus.Connected)));
return(await Task.WhenAll(tasks));
async Task <RoomDetails> GetRoomDetailsAsync(
RoomResource room,
Task <ResourceSet <ParticipantResource> > participantTask)
{
var participants = await participantTask;
return(new RoomDetails
{
Name = room.UniqueName,
MaxParticipants = room.MaxParticipants ?? 0,
ParticipantCount = participants.ToList().Count
});
}
}
public async ValueTask <IEnumerable <RoomDetails> > GetAllRoomsAsync()
{
var rooms = await RoomResource.ReadAsync();
var tasks = rooms.Select(
room => GetRoomDetailsAsync(
room,
ParticipantResource.ReadAsync(
room.Sid,
ParticipantStatus.Connected)));
return(await Task.WhenAll(tasks));
public async Task <IEnumerable <RoomDetails> > GetAllRoomsAsync(string roomSid = null)
{
var rooms = await RoomResource.ReadAsync();
if (roomSid != null)
{
var tasks = rooms.Where(x => x.Sid == roomSid).Select(
room => GetRoomDetailsAsync(
room,
ParticipantResource.ReadAsync(
room.Sid,
ParticipantStatus.Connected)));
return(await Task.WhenAll(tasks));
}
else
{
var tasks = rooms.Select(
room => GetRoomDetailsAsync(
room,
ParticipantResource.ReadAsync(
room.Sid,
ParticipantStatus.Connected)));
return(await Task.WhenAll(tasks));
}
//Note that for every room n that exists, GetRoomDetailsAsync is invoked to fetch the room’s connected participants. This can be a performance concern! Even though this is done asynchronously and in parallel, it should be considered a potential bottleneck and marked for refactoring. It isn't a concern in this demo project, as there are, at most, a few rooms.
async Task <RoomDetails> GetRoomDetailsAsync(
RoomResource room,
Task <ResourceSet <ParticipantResource> > participantTask)
{
var participants = await participantTask;
return(new RoomDetails
{
Id = room.Sid,
Name = room.UniqueName,
MaxParticipants = room.MaxParticipants ?? 0,
ParticipantCount = participants.ToList().Count
});
}
}
