//toto by malo vracat aktualny tah + diagnosticke data(list poloziek point,score)
public static ComputerMove GetComputerMove(int [,] gameMap)
{
//MINIMAX
//v prvom kole prejst vsetky mozne tahy a ohodnotit ich
//ak je niekde vyherny tah, pouzit ho
//ak su niekde neutralne tahy, rozvinut ich dalej
//vytvorit strom protivnikovych tahov
//kazdu polozku stromu dalej ohodnotit
//vytvorenie noveho stromu so vsetkymi tahmi podla aktualneho stavu
AItree root = new AItree(gameMap);
int maxScore = -1000;
int index = 0;
//prejst vsetkych hlavnych potomkov korena stromu
for (int i = 0; i < root.tree.Count; i++)
{
//vybrat potomka s najvyssim skore, ak je ale skore protivnika vyssie, vybrat to
if (root.tree[i].score > maxScore || Math.Abs(root.tree[i].score) > maxScore)
{
maxScore = root.tree[i].score;
index = i;
}
}
//protivnik ma vyssie skore, treba branit
maxScore = -1000;
if (maxScore < 0)
{
index = 0;
for (int i = 0; i < root.tree.Count; i++)
{
if (root.tree[i].score > maxScore)
{
maxScore = root.tree[i].score;
index = i;
}
}
}
//zahrat tah s najlepsim skore
ComputerMove move = new ComputerMove
{
finalPosition = root.tree[index].position
};
foreach (AItree leaf in root.tree)
{
MoveData data = new MoveData()
{
coords = leaf.position, score = leaf.score
};
move.allMoves.Add(data);
}
return(move);
}
/// <summary>
/// Tah protivnika
/// </summary>
private async void ComputerMove()
{
await Task.Delay(200);
//zahrat tah s najlepsim skore
ComputerMove allData = GameEngine.GetComputerMove(gameMap);
Point move = allData.finalPosition;
ShowGameData(allData.allMoves);
int row = (int)move.X;
int column = (int)move.Y;
Button opponentButton = (Button)GetGridElement(GameGrid, row, column);
opponentButton.Content = (playerSymbol == PlayerSymbol.O) ? PlayerSymbol.X : PlayerSymbol.O;
opponentButton.Foreground = (playerSymbol == PlayerSymbol.X) ? Brushes.LightBlue : Brushes.LightPink;
opponentButton.Background = Brushes.DarkGreen;
gameMap[row, column] = 2;
isPlayerTurn = true;
CheckEndGame();
}
