public async void OnNavigatedTo(NavigationEventArgs e)
{
var activeUser = e.Parameter as User;
if (First)
{
ConnectedUser = activeUser;
await _hubService.ConnectToHub(ConnectedUser);
await _messageService.Show("Wellcome, " + ConnectedUser.Name);
_hubService.RegisterAction("JoinToChat", async(object chat) => await JoinToChat(chat as Chat));
_hubService.RegisterAction("JoinToGame", async(object board) => await JoinToGame(board as Board));
_hubService.RegisterAction("LogInNotification", async(object user) => await AddOnlineUser(user as User));
_hubService.RegisterAction("CatchCancelation", async(object empty) => await CatchCancelation());
_hubService.RegisterAction("CatchChatConnection", async(object userName) => await CatchChatConnection(userName as string));
_hubService.RegisterAction("CatchGameConnection", async(object userName) => await CatchGameConnection(userName as string));
await GetOnlineUsers();
First = false;
}
}