void UpdateCheckFlags()
{
IsCheck = boardController.isCheck();
IsCheckMate = false;
IsStalemate = false;
foreach (string moves in YieldValidMoves())
{
return;
}
if (IsCheck)
{
IsCheckMate = true;
}
else
{
IsStalemate = true;
}
}
private bool CheckCanCastling()
{
if (moveController.CurrentFigure == Figure.whiteKing)
{
Cell whiteKingStartPosition = new Cell(Constants.WHITE_KING_START_POSITION);
Cell whiteCastlingPositionToRight = new Cell(whiteKingStartPosition.x +
Constants.DIF_POSITION_KING_X_AFTER_CASTLING, whiteKingStartPosition.y);
Cell whiteCastlingPositionToLeft = new Cell(whiteKingStartPosition.x -
Constants.DIF_POSITION_KING_X_AFTER_CASTLING, whiteKingStartPosition.y);
if (moveController.CurrentCell == whiteKingStartPosition && //check can castling to right (white)
moveController.NewCell == whiteCastlingPositionToRight)
{
if (boardController.CanCastlingH1 && boardController.GetFigureAtCell(
new Cell(Constants.COUNT_SQUARES - 1, 0)) == Figure.whiteRook)
{
if (checkCellsForEmpty(whiteKingStartPosition, whiteCastlingPositionToRight))
{
if (!boardController.isCheck())
{
if (!boardController.isCheckAfter(new MoveController(new FigureOnCell(
Figure.whiteKing, whiteKingStartPosition), new Cell(whiteKingStartPosition.x + 1, 0))))
{
return(true);
}
}
}
}
}
if (moveController.CurrentCell == whiteKingStartPosition && //check can castling to left (white)
moveController.NewCell == whiteCastlingPositionToLeft)
{
if (boardController.CanCastlingA1 && boardController.GetFigureAtCell(
new Cell(0, 0)) == Figure.whiteRook)
{
if (checkCellsForEmpty(whiteKingStartPosition, whiteCastlingPositionToLeft))
{
if (!boardController.isCheck())
{
if (!boardController.isCheckAfter(new MoveController(new FigureOnCell(
Figure.whiteKing, whiteKingStartPosition), new Cell(whiteKingStartPosition.x - 1, 0))))
{
return(true);
}
}
}
}
}
}
else if (moveController.CurrentFigure == Figure.blackKing)
{
Cell blackKingStartPosition = new Cell(Constants.BLACK_KING_START_POSITION);
Cell blackCastlingPositionToRight = new Cell(blackKingStartPosition.x +
Constants.DIF_POSITION_KING_X_AFTER_CASTLING, blackKingStartPosition.y);
Cell blackCastlingPositionToLeft = new Cell(blackKingStartPosition.x -
Constants.DIF_POSITION_KING_X_AFTER_CASTLING, blackKingStartPosition.y);
if (moveController.CurrentCell == blackKingStartPosition && //check can castling to right (black)
moveController.NewCell == blackCastlingPositionToRight)
{
if (boardController.CanCastlingH8 && boardController.GetFigureAtCell(
new Cell(Constants.COUNT_SQUARES - 1, Constants.COUNT_SQUARES - 1)) == Figure.blackRook)
{
if (checkCellsForEmpty(blackKingStartPosition, blackCastlingPositionToRight))
{
if (!boardController.isCheck())
{
if (!boardController.isCheckAfter(new MoveController(new FigureOnCell(
Figure.blackKing, blackKingStartPosition), new Cell(blackKingStartPosition.x + 1, Constants.COUNT_SQUARES - 1))))
{
return(true);
}
}
}
}
}
if (moveController.CurrentCell == blackKingStartPosition && //check can castling to left (black)
moveController.NewCell == blackCastlingPositionToLeft)
{
if (boardController.CanCastlingA8 && boardController.GetFigureAtCell(
new Cell(0, Constants.COUNT_SQUARES - 1)) == Figure.blackRook)
{
if (checkCellsForEmpty(blackKingStartPosition, blackCastlingPositionToLeft))
{
if (!boardController.isCheck())
{
if (!boardController.isCheckAfter(new MoveController(new FigureOnCell(
Figure.blackKing, blackKingStartPosition), new Cell(blackKingStartPosition.x - 1, Constants.COUNT_SQUARES - 1))))
{
return(true);
}
}
}
}
}
}
return(false);
}