public void UndoMove(Position origin, Position destiny, ChessPiece capturedPiece)
{
ChessPiece cp = Chessboard.RemoveChessPiece(destiny);
cp.DecrementQuantityMovements();
if (capturedPiece != null)
{
Chessboard.ChessPiecePosition(capturedPiece, destiny);
RemovedChessPieces.Remove(capturedPiece);
}
Chessboard.ChessPiecePosition(cp, origin);
// #SpecialMove Small Castle
if (cp is King && destiny.Column == origin.Column + 2)
{
Position originR = new Position(origin.Row, origin.Column + 3);
Position destinyR = new Position(origin.Row, origin.Column + 1);
ChessPiece r = Chessboard.RemoveChessPiece(destinyR);
r.DecrementQuantityMovements();
Chessboard.ChessPiecePosition(r, originR);
}
// #SpecialMove Big Castle
if (cp is King && destiny.Column == origin.Column - 2)
{
Position originR = new Position(origin.Row, origin.Column - 4);
Position destinyR = new Position(origin.Row, origin.Column - 1);
ChessPiece r = Chessboard.RemoveChessPiece(destinyR);
r.DecrementQuantityMovements();
Chessboard.ChessPiecePosition(r, originR);
}
// #SpecialMove En Passant
if (cp is Pawn)
{
if (origin.Column != destiny.Column && capturedPiece == VulnerableEnPassant)
{
ChessPiece pawn = Chessboard.RemoveChessPiece(destiny);
Position posP;
if (cp.Color == Color.White)
{
posP = new Position(3, destiny.Column);
}
else
{
posP = new Position(4, destiny.Column);
}
Chessboard.ChessPiecePosition(pawn, posP);
}
}
}
public void NewChessPiecePosition(char column, int row, ChessPiece chessPiece)
{
Chessboard.ChessPiecePosition(chessPiece, new ChessPosition(column, row).ToPosition());
ChessPieces.Add(chessPiece);
}