internal override bool validateMove(Move move, ChessBoard board)
{
int dir = Colour == "BLACK" ? -1 : 1;
if (move.to.Item2 - move.from.Item2 == dir)
{
//Moving forward
if (Math.Abs(move.to.Item1 - move.from.Item1) == 0)
{
return (board.getSquare(move.to).Piece == null);
}
//Moving sideways
if (Math.Abs(move.to.Item1 - move.from.Item1) == 1)
{
return (board.getSquare(move.to).Piece != null && board.getSquare(move.to).Piece.Colour != Colour);
}
//Cheating
return false;
}
else if (!Moved && move.to.Item2 - move.from.Item2 == 2 * dir)
{
return (board.getSquare(move.to).Piece == null);
}
else
{
return false;
}
}
internal override bool validateMove(Move move, ChessBoard board)
{
if ((Math.Abs(move.to.Item1 - move.from.Item1) > 0) ^ (Math.Abs(move.to.Item2 - move.from.Item2) > 0))
{
// End position possible
if (Math.Abs(move.to.Item1 - move.from.Item1) > 0)
{
int numberOfMoves = Math.Abs(move.to.Item1 - move.from.Item1) - 1;
int movePosition = move.from.Item1;
int dir = move.to.Item1 - move.from.Item1 > 0 ? 1 : -1;
for (int i = 0; i < numberOfMoves; i++)
{
movePosition += dir;
if (board.Board[movePosition, move.from.Item2].Piece != null)
{
return false;
}
}
return board.getSquare(move.to).Piece == null || board.getSquare(move.to).Piece.Colour != Colour;
}
if (Math.Abs(move.to.Item2 - move.from.Item2) > 0)
{
int numberOfMoves = Math.Abs(move.to.Item2 - move.from.Item2) - 1;
int movePosition = move.from.Item2;
int dir = move.to.Item2 - move.from.Item2 > 0 ? 1 : -1;
for (int i = 0; i < numberOfMoves; i++)
{
movePosition += dir;
if (board.Board[move.from.Item1, movePosition].Piece != null)
{
return false;
}
}
return board.getSquare(move.to).Piece == null || board.getSquare(move.to).Piece.Colour != Colour;
}
}
else if (Math.Abs(move.to.Item1 - move.from.Item1) == Math.Abs(move.to.Item2 - move.from.Item2))
{
// End position possible
int numberOfMoves = Math.Abs(move.to.Item1 - move.from.Item1) - 1;
int moveYPosition = move.from.Item2;
int moveXPosition = move.from.Item1;
int Xdir = move.to.Item1 - move.from.Item1 > 0 ? 1 : -1;
int Ydir = move.to.Item2 - move.from.Item2 > 0 ? 1 : -1;
for (int i = 0; i < numberOfMoves; i++)
{
moveXPosition += Xdir;
moveYPosition += Ydir;
if (board.Board[moveXPosition, moveYPosition].Piece != null)
{
return false;
}
}
return board.getSquare(move.to).Piece == null || board.getSquare(move.to).Piece.Colour != Colour;
}
return false;
}
internal override bool validateMove(Move move, ChessBoard board)
{
if ( Math.Abs(move.to.Item1-move.from.Item1) <= 1 && Math.Abs(move.to.Item2 - move.from.Item2) <= 1 &&
((Math.Abs(move.to.Item1 - move.from.Item1) + Math.Abs(move.to.Item2 - move.from.Item2) > 0)))
{
return board.getSquare(move.to).Piece == null || board.getSquare(move.to).Piece.Colour != Colour;
}
return false;
}
private void makeMove(Move move)
{
Piece piece = chessBoard.getSquare(move.from).Piece;
if (piece == null || !piece.validateMove(move, chessBoard))
{
Console.WriteLine("Invalid move.");
return;
}
chessBoard.getSquare(move.to).Piece = piece;
piece.Moved = true;
chessBoard.getSquare(move.from).Piece = null;
}
internal abstract bool validateMove(Move move, ChessBoard board);
internal override bool validateMove(Move move, ChessBoard board)
{
throw new NotImplementedException();
}
internal override bool validateMove(Move move, ChessBoard board)
{
throw new NotImplementedException();
}