public void TestAllPossibleMoves(bool whitePlayer)
{
Console.WriteLine("All possible moves:");
foreach (int[] coords in Logic.AllPossibleMoves(board, whitePlayer))
{
foreach (int i in coords)
{
Console.Write($"{i} ");
}
Console.WriteLine();
}
Console.WriteLine("End of coordinates.");
}
private int[] BestMove(Board board, int left)
{
int[] bestMove = new int[4];
double max = 0;
double min = 0;
int[][] moves = Logic.AllPossibleMoves(board, white);
int[][] threats = Logic.Threats(board, white, true);
foreach (int[] t in threats)
{
int newMax = board.GetPieceAt(t[0], t[1]).Value() - board.GetPieceAt(t[2], t[3]).Value();
if (max < newMax)
{
max = newMax;
bestMove = t;
}
if (max != 0)
{
return(bestMove);
}
}
foreach (int[] m in moves)
{
Board newBoard = new Board(board.AfterMove(m));
if (Logic.IsCheckMate(newBoard, white))
{
return(m);
}
if (ValueBoard(board) > ValueBoard(newBoard))
{
continue;
}
int[][] enemyMoves = Logic.AllPossibleMoves(newBoard, !white);
foreach (int[] e in enemyMoves)
{
Board newNewBoard = new Board(newBoard.AfterMove(e));
if (ValueBoard(board) > ValueBoard(newNewBoard))
{
continue;
}
if (left == 0)
{
double newMin = ValueBoard(newNewBoard);
if (newMin <= min)
{
min = newMin;
}
}
else
{
bestMove = BestMove(newNewBoard, left - 1);
}
}
if (max < min)
{
max = min;
bestMove = m;
}
}
if (bestMove == null)
{
bestMove = moves[rng.Next(moves.Length)];
}
return(bestMove);
}
