public static Move GetNextMove(GameState gamestate, PlayerIdentityEnum identity)
{
var possibleMoves = GetPossibleMoves(gamestate).ToList();
return(possibleMoves.Any()
? possibleMoves.OrderBy(_ => Guid.NewGuid()).First()
: new Move.Pass(gamestate.MyHand.First().Type));
}
private static Piece createPiece(PlayerIdentityEnum owner, PieceTypeEnum type, int x, int y)
{
var piece = new Piece();
piece.Owner = owner;
piece.Type = type;
piece.PositionOnBoard = new Position(x, y);
return(piece);
}
private void ReadGameInfo()
{
var data = this.botInterface.ReadLine();
var message = Deserialize <Message>(data);
if (message.Type == MessageType.GameInfo)
{
var gameInfo = Deserialize <GameInfo>(message.JsonPayload);
this.identity = gameInfo.Identity;
}
else
{
throw new Exception($"Expected to read GameInfo message, instead received: {message.Type} - Seed: {Seed}");
}
}
private static int Evaluate(GameState gameState, PlayerIdentityEnum maximizingPlayer)
{
// TODO TODO consider postional stuff as well...
// He considered some positional factors, subtracting ½ point for each doubled pawn, backward pawn, and isolated pawn.
// Another positional factor in the evaluation function was mobility, adding 0.1 point for each legal move available.
// Finally, he considered checkmate to be the capture of the king, and gave the king the artificial value of 200 points.
var numMasters = gameState.Pieces.FindAll(p => p.Type == PieceTypeEnum.MasterPawn).Count;
if (numMasters < 2)
{
foreach (Piece piece in gameState.Pieces)
{
if (piece.Type == PieceTypeEnum.MasterPawn)
{
return(piece.Owner == maximizingPlayer ? int.MaxValue : int.MinValue);
}
}
}
int score = 0;
foreach (Piece piece in gameState.Pieces)
{
if (IsMasterOnOpposingTempleSquare(piece))
{
return(piece.Owner == maximizingPlayer ? int.MaxValue : int.MinValue);
}
score += GetValue(piece, maximizingPlayer);
}
// TODO
//score += GetPossibleMoves(gameState, gameState.MyHand, maximizingPlayer).Count();
//score -= GetPossibleMoves(gameState, gameState.OpponentsHand, Opponent(maximizingPlayer)).Count();
return(score);
}
private static GameState createGameState(PlayerIdentityEnum current, PlayerIdentityEnum mine, params Piece[] pieces)
{
var crane = new Card(CardType.Crane, new Position(0, 1));
var crab = new Card(CardType.Crab, new Position(0, 1));
// Fifth card is placed in the correct direction for the currently playing player to take on hand.
var dragon = new Card(CardType.Dragon, new Position(0, 1));
var gameState = new GameState();
gameState.CurrentlyPlaying = current;
if (mine == Player1)
{
gameState.MyHand = new List <Card>()
{
crane
};
gameState.OpponentsHand = new List <Card>()
{
crab.flip()
};
}
else
{
gameState.MyHand = new List <Card>()
{
crab.flip()
};
gameState.OpponentsHand = new List <Card>()
{
crane
};
}
gameState.FifthCard = current == Player1 ? dragon : dragon.flip();
gameState.Pieces = new List <Piece>(pieces);
return(gameState);
}
private static GameState createGameState(PlayerIdentityEnum current, params Piece[] pieces)
{
return(createGameState(current, Player1, pieces));
}
private static Piece master(PlayerIdentityEnum owner, int x, int y)
{
return(createPiece(owner, PieceTypeEnum.MasterPawn, x, y));
}
private static int GetValue(Piece p, PlayerIdentityEnum maximizingPlayer)
{
int value = p.Type == PieceTypeEnum.MasterPawn ? 100 : 10;
return(p.Owner == maximizingPlayer ? value : -value);
}
private static PlayerIdentityEnum Opponent(PlayerIdentityEnum player)
{
return(player == PlayerIdentityEnum.Player1 ? PlayerIdentityEnum.Player2 : PlayerIdentityEnum.Player1);
}
private static Position TemplePosition(PlayerIdentityEnum player)
{
return(player == PlayerIdentityEnum.Player1 ? new Position(2, 0) : new Position(2, 4));
}
public Node(GameState gameState, PlayerIdentityEnum maximizingPlayer)
{
this.maximizingPlayer = maximizingPlayer;
this.gameState = gameState;
}
private static IEnumerable <Move.Play> GetPossibleMoves(GameState gameState, List <Card> playersHand, PlayerIdentityEnum player)
{
//return GetPossibleMoves2(playersHand, player).ToList().OrderByDescending(x => x. Item1).Select(x => x.Item2);
//}
// private IEnumerable<Tuple<int, Move.Play>> GetPossibleMoves2(List<Card> playersHand, PlayerIdentityEnum player) {
foreach (var piece in gameState.Pieces.Where(p => p.Owner == player))
{
foreach (var card in playersHand)
{
foreach (var target in card.Targets)
{
var newPosition = piece.PositionOnBoard + target;
var potentialMove = new Move.Play(card.Type, piece.PositionOnBoard, newPosition);
if (IsPlayValid(gameState, potentialMove))
{
//var score = Evaluate(createGameStateWith(potentialMove), maximizingPlayer);
//yield return new Tuple<int, Move.Play>(score, potentialMove);
yield return(potentialMove);
}
}
}
}
}
