public async Task <PlayerGameStatus> JoinGame(string publicGameId, string username)
{
PublicGameId = publicGameId;
Username = username;
var game = _gameEngine.AddPlayerToGame(username, publicGameId);
await Clients.Group(publicGameId).ReceiveNewPlayer(game.Players.First((p) => p.Username == username));
await Groups.AddToGroupAsync(Context.ConnectionId, publicGameId);
GameId = game.GameId;
return(game);
}