public async Task Join(string userName, string roomName)
{
var user = RTCUser.Get(userName, Context.ConnectionId);
var room = Room.Get(roomName);
if (user.CurrentRoom != null)
{
room.Users.Remove(user);
await SendUserListUpdate(Clients.Others, room, false);
}
user.CurrentRoom = room;
room.Users.Add(user);
await SendUserListUpdate(Clients.Caller, room, true);
await SendUserListUpdate(Clients.Others, room, false);
lock (RoomsThatAreActive)
{
if (!RoomsThatAreActive.Any(x => x.Name == room.Name))
{
RoomsThatAreActive.Add(room);
}
}
lock (RoomsThatAreFull)
{
if (room.Users.Count() == 2)
{
RoomsThatAreFull.Add(room);
}
}
}
// WebRTC Signal Handler
public async Task SendSignal(string signal, string targetConnectionId)
{
var callingUser = RTCUser.Get(Context.ConnectionId);
var targetUser = RTCUser.Get(targetConnectionId);
// Make sure both users are valid
if (callingUser == null || targetUser == null)
{
return;
}
// These folks are in a call together, let's let em talk WebRTC
await Clients.Client(targetConnectionId).SendAsync("receiveSignal", callingUser, signal);
}
public async Task HangUp()
{
var callingUser = RTCUser.Get(Context.ConnectionId);
if (callingUser == null)
{
return;
}
if (callingUser.CurrentRoom != null)
{
callingUser.CurrentRoom.Users.Remove(callingUser);
await SendUserListUpdate(Clients.Others, callingUser.CurrentRoom, false);
}
lock (RoomsThatAreActive)
{
if (RoomsThatAreActive.Count() > 0 && callingUser.CurrentRoom != null)
{
var toRemove = RoomsThatAreActive.Where(m => m.Name == callingUser.CurrentRoom.Name).Select(m => m.Users).FirstOrDefault();
if (toRemove != null)
{
toRemove.Remove(callingUser);
}
}
lock (RoomsThatAreFull)
{
if (callingUser.CurrentRoom != null && callingUser.CurrentRoom.Users.Count() == 0)
{
RoomsThatAreFull.Remove(callingUser.CurrentRoom);
RoomsThatAreActive.Remove(callingUser.CurrentRoom);
Room.Remove(callingUser.CurrentRoom);
}
}
}
RTCUser.Remove(callingUser);
}
public async Task UserDisconnected(string userName)
{
var user = RTCUser.Get(userName, Context.ConnectionId);
await Clients.All.SendAsync("UserDisconnected", user.UserName);
}