public static void OnSpotClicked(TileSpot tileSpot)
{
if (WinnerChecker.CheckWin(BlackBoard.Spots) == GameResult.GAME_ON)
{
if (tileSpot.Owner == OwnerType.NONE)
{
if (Turn % 2 == 0)
{
tileSpot.Owner = OwnerType.PLAYER;
Turn++;
}
if (WinnerChecker.CheckWin(BlackBoard.Spots) == GameResult.GAME_ON && Turn <= 7)
{
var bestMove = BrainAI.GetBestMoveAI(BlackBoard.Spots);
if (BlackBoard.Spots[bestMove.I, bestMove.J].Owner == OwnerType.NONE)
{
BlackBoard.Spots[bestMove.I, bestMove.J].Owner = OwnerType.AI;
}
}
if (Turn < 9)
{
Turn++;
}
}
}
switch (WinnerChecker.CheckWin(BlackBoard.Spots))
{
case GameResult.AI_WIN:
MessageBox.Show("AI Won");
break;
case GameResult.PLAYER_WIN:
MessageBox.Show("Player Won");
break;
case GameResult.GAME_DRAW:
MessageBox.Show("Draw");
break;
}
}
public static AIMove MiniMax(TileSpot[,] board, OwnerType player)
{
var AvailSpots = WinnerChecker.AvailableSpots(board);
switch (WinnerChecker.CheckWin(board))
{
case GameResult.AI_WIN:
return(new AIMove()
{
Score = 10
});
case GameResult.PLAYER_WIN:
return(new AIMove()
{
Score = -10
});
case GameResult.GAME_DRAW:
return(new AIMove()
{
Score = 0
});
}
List <AIMove> moves = new List <AIMove>();
for (int i = 0; i < AvailSpots.Count; i++)
{
AIMove move = new AIMove();
move.I = AvailSpots[i].Uid2D.I;
move.J = AvailSpots[i].Uid2D.J;
AvailSpots[i].Owner = player;
if (player == OwnerType.AI)
{
move.Score = MiniMax(board, OwnerType.PLAYER).Score;
}
else
{
move.Score = MiniMax(board, OwnerType.AI).Score;
}
moves.Add(move);
AvailSpots[i].Owner = OwnerType.NONE;
}
int bestMove = 0;
if (player == OwnerType.AI)
{
int bestMax = -100000;
for (int i = 0; i < moves.Count; i++)
{
if (moves[i].Score > bestMax)
{
bestMax = moves[i].Score;
bestMove = i;
}
}
}
else
{
int bestMin = 100000;
for (int i = 0; i < moves.Count; i++)
{
if (moves[i].Score < bestMin)
{
bestMin = moves[i].Score;
bestMove = i;
}
}
}
return(bestMove < moves.Count?moves[bestMove]:new AIMove()
{
Score = 0
});
}
