public void testValidDestiny(Position origin, Position destiny)
{
if (!GameBoard.piece(origin).canMoveTo(destiny))
{
throw new BoardException("Invalid destiny position!");
}
}
public void MakePlay(Position origin, Position destiny)
{
Piece piece = ExecuteMove(origin, destiny);
if (KingInCheck(CurrentPlayer))
{
UndoMove(origin, destiny, piece);
throw new BoardException("You can't put yourself in check!");
}
Piece p = GameBoard.piece(destiny);
// #specialmove Promote pawn
if (p is Pawn)
{
if ((p.color == Color.White && destiny.Line == 0) || (p.color == Color.Black && destiny.Line == 7))
{
p = GameBoard.removePiece(destiny);
gamePieces.Remove(p);
Piece queen = new Queen(GameBoard, p.color);
GameBoard.placePiece(queen, destiny);
gamePieces.Add(queen);
}
}
if (KingInCheck(rival(CurrentPlayer)))
{
Check = true;
}
else
{
Check = false;
}
if (testCheckMate(rival(CurrentPlayer)))
{
Finished = true;
}
else
{
Turn++;
changePlayer();
}
// #specialmove En Passant
if (p is Pawn && (destiny.Line == origin.Line + 2 || destiny.Line == origin.Line - 2))
{
enPassantDanger = p;
}
else
{
enPassantDanger = null;
}
}
public void testValidOrigin(Position pos)
{
if (GameBoard.piece(pos) == null)
{
throw new BoardException("There are no piece in that position.");
}
if (CurrentPlayer != GameBoard.piece(pos).color)
{
throw new BoardException("That piece is not yours.");
}
if (!GameBoard.piece(pos).testPossibleMoves())
{
throw new BoardException("There are no possible moves for the chosen piece.");
}
}