private static ChessBoard PerformWhiteNonAmbiguousMove(ChessBoard board, string notation, ChessBoard tempboard)
{
char goalfile = notation[1];
sbyte goalrank = (sbyte)Char.GetNumericValue(notation[2]);
//Check if piece is not-ambigious and get piece square
List <Square> PossibleMovers = BlackPiece.GetPossibleWhiteAttackersToSquare(board, new Square(goalfile, goalrank));
Console.WriteLine(PossibleMovers.Count);
int NumberOfSamePieces = 0;
Square PieceSquare = new Square();
foreach (Square tempsquare in PossibleMovers)
{
if (board[tempsquare] == GetSbyteFromWhitePieceLetter(notation[0]))
{
NumberOfSamePieces++;
PieceSquare = tempsquare;
}
}
if (NumberOfSamePieces != 1)
{
// Console.WriteLine(NumberOfSamePieces);
throw new ArgumentException("wrong notation");
}
tempboard[PieceSquare.file, PieceSquare.rank] = 0;
tempboard[goalfile, goalrank] = GetSbyteFromWhitePieceLetter(notation[0]);
GetPiecePositionsType piecefunction = GetWhitePiecePositionsType(notation[0]);
//Console.WriteLine(notation[0]);
if (piecefunction(board, PieceSquare.file, PieceSquare.rank).Contains(tempboard))
{
if (board[PieceSquare.file, PieceSquare.rank] == (sbyte)DefaultPieces.WhiteRook && (DefaultInfo.WhiteAsideRookIsUnMoved || DefaultInfo.WhiteHsideRookIsUnMoved))
{
if (DefaultInfo.WhiteAsideRookIsUnMoved && !DefaultInfo.WhiteHsideRookIsUnMoved)
{
DefaultInfo.WhiteAsideRookIsUnMoved = false;
}
else if (!DefaultInfo.WhiteAsideRookIsUnMoved && DefaultInfo.WhiteHsideRookIsUnMoved)
{
DefaultInfo.WhiteHsideRookIsUnMoved = false;
}
else
{
char rookfile;
for (rookfile = 'a'; rookfile <= 'h'; rookfile++)
{
if (board[rookfile, 1] == (sbyte)DefaultPieces.WhiteRook)
{
break;
}
}
if (rookfile < PieceSquare.file)
{
DefaultInfo.WhiteHsideRookIsUnMoved = false;
}
else
{
DefaultInfo.WhiteAsideRookIsUnMoved = false;
}
}
}
return(tempboard);
}
else
{
throw new ArgumentException("wrong move");
}
}
public static List <ChessBoard> GetPossiblePositions(ChessBoard board, char file, sbyte rank)
{
sbyte piece = (sbyte)DefaultPieces.WhiteQueen;
return(BlackPiece.GetReversedPossibleWhitePositions(board, file, rank, piece));
}
