private void SocketHandler_GetGameState(Messages.GetGameState msg, NetworkStream stream,
BinaryReader streamReader, BinaryWriter streamWriter)
{
var game = FindGame(msg.PlayerID);
if (game == null)
{
var errMsg = new Messages.Error("Couldn't find game with ID " + msg.PlayerID);
Try(() => Messages.Base.Write(errMsg, streamWriter),
"sending 'unknown game ID' error");
return;
}
byte[][] recentMoves = new byte[game.AllMoves.Count - msg.LastKnownMovement][];
for (int i = 0; i < recentMoves.Length; ++i)
{
recentMoves[i] = game.AllMoves[i + msg.LastKnownMovement];
}
var gameMsg = new Messages.GameState(game.BoardState, recentMoves,
game.MatchState, game.Player1ID, game.Player2ID);
if (!Try(() => Messages.Base.Write(gameMsg, streamWriter),
"telling game state"))
{
return;
}
//If the game is over, make sure the player acknowledges that fact.
if (gameMsg.MatchState.IsGameOver())
{
Messages.Base _acknowledgeMsg = null;
if (!Try(() => _acknowledgeMsg = Messages.Base.Read(streamReader),
"Getting acknowledgement from client in 'CheckOpponentFound'"))
{
return;
}
if (!(_acknowledgeMsg is Messages.Acknowledge))
{
Try(() => { throw new Exception("Expected Acknowledgement, got " + _acknowledgeMsg.Type); },
"casting message to acknowledgement");
}
//Remove the game from various data structures.
lock (lock_finishedGames)
finishedGamesByUnacknowledgedPlayer.Remove(msg.PlayerID);
lock (lock_activeGames)
activeGames.Remove(game);
}
}
public static Base Read(BinaryReader reader)
{
Base b = null;
var type = (Types)reader.ReadByte();
switch (type)
{
case Types.Error: b = new Error(null); break;
case Types.Acknowledge: b = new Acknowledge(); break;
case Types.FindGame: b = new FindGame(null, 0); break;
case Types.SuccessfullyInQueue: b = new SuccessfullyInQueue(0); break;
case Types.CheckOpponentFound: b = new CheckOpponentFound(0); break;
case Types.FoundOpponent: b = new FoundOpponent(null, 0, false); break;
case Types.NewBoard: b = new NewBoard(null, MatchStates.Tie); break;
case Types.GetGameState: b = new GetGameState(0, 0); break;
case Types.GameState: b = new GameState(null, null, MatchStates.Tie, 0, 0); break;
case Types.MakeMove: b = new MakeMove(0, null, null, MatchStates.Tie); break;
case Types.ForfeitGame: b = new ForfeitGame(0); break;
default: throw new NotImplementedException(type.ToString());
}
b.Deserialize(reader);
return(b);
}
