private void RemoveDisconnectedUsers(List <RoomUser> roomUsers)
{
foreach (var roomUser in roomUsers.Where(ru => ru.ActiveUser.IsDisconnected))
{
//where filtered with new collection, I don't know the performance but I will see how
//linq works under the hood, because I think the created collection doesn't affect performance
_sessionRepo.RemoveActiveUser(roomUser.ActiveUser.Id);
}
}
