/// <summary>
/// Join an existing City & Seek game.
/// </summary>
/// <param name="gameId">Game ID</param>
/// <param name="gamePassword">Game password</param>
/// <param name="username">Username to use</param>
/// <returns>Welcome payload</returns>
public async Task <WelcomePayload> JoinGameAsync(int gameId, string gamePassword, string username)
{
var joinGamePayload = new JoinGamePayload(gameId, gamePassword, username);
int requestId = RequestId;
WebSocket.SendAsync(JsonConvert.SerializeObject(new Packet(Intent.JoinGame, joinGamePayload, requestId)), b => { }); // todo: handle errors
var resp = await AwaitResponse(requestId);
return(resp.GetPayload <WelcomePayload>());
}
private async Task InitializeAndBegForInfo(GM gameMaster, int player1ID, int player2ID)
{
JoinGamePayload joinGamePayload = new JoinGamePayload()
{
TeamID = Team.Blue,
};
Message joinMessage1 = new Message()
{
MessageID = MessageID.JoinTheGame,
AgentID = player1ID,
Payload = joinGamePayload,
};
Message joinMessage2 = new Message()
{
MessageID = MessageID.JoinTheGame,
AgentID = player2ID,
Payload = joinGamePayload,
};
await gameMaster.AcceptMessage(joinMessage1, CancellationToken.None);
await gameMaster.AcceptMessage(joinMessage2, CancellationToken.None);
gameMaster.Invoke("StartGame", CancellationToken.None);
BegForInfoPayload begForInfoPayload = new BegForInfoPayload()
{
AskedAgentID = player2ID,
};
Message askMessage = new Message()
{
MessageID = MessageID.BegForInfo,
AgentID = player1ID,
Payload = begForInfoPayload,
};
await gameMaster.AcceptMessage(askMessage, CancellationToken.None);
}
public override void OnPacket(Packet packet)
{
if (packet.Intent != Intent.JoinGame)
{
return;
}
JoinGamePayload joinGame = packet.GetPayload <JoinGamePayload>();
// Check game exists
if (!Connection.Server.Games.ContainsKey(joinGame.GameId))
{
throw new CityAndSeekException("Game doesn't exist!");
}
ServerGame game = Connection.Server.Games[joinGame.GameId];
// Check password (not case sensitive)
if (!joinGame.GamePassword.Equals(game.Password, StringComparison.OrdinalIgnoreCase))
{
throw new CityAndSeekException("Incorrect password!");
}
// Check game state
if (game.GameState != GameState.Setup)
{
string message = "Game cannot accept new players right now.";
switch (game.GameState)
{
case GameState.Starting:
case GameState.Running:
case GameState.Paused:
message = "Game is already running.";
break;
case GameState.Ended:
message = "Game has already ended.";
break;
}
throw new CityAndSeekException(message);
}
int newId = game.Players.Count;
var player = new ServerPlayer
{
Id = newId,
Name = joinGame.Username,
Token = SecureToken.Generate(),
Game = game,
Connection = Connection
};
// Associate player with this connection
Connection.Player = player;
// Add player to the game
game.AddPlayer(player);
// Send welcome
var welcome = new WelcomePayload(game, player, player.Token);
Connection.SendPacket(new Packet(Intent.Welcome, welcome, packet.Id));
}