public GeneralMessagesService(WebSocketConnectionManager manager, AccountsManagerWeb am, ChannelsManager cm, MessagesManagerWeb mmw) : base(manager)
 {
     _mmw = mmw;
     _am  = am;
     _cm  = cm;
     foreach (var c in cm.GetAllChannels())
     {
         Channels.TryAdd(c.Id, new SocketChannel(c, _am));
     }
     foreach (var r in cm.GetAllRooms())
     {
         Rooms.TryAdd(r.Id, new SocketRoom(r, this, _am));
     }
 }
 public WebSocketHandler(WebSocketConnectionManager manager) => WSManager = manager;