private string CastlingFen(King king, List <Rook> rooks)
{
string canCstling = "";
if (king != null)
{
List <int> kingPos = CoordToIj(king.GetPos());
if (!king.HasBeenMoved())
{
foreach (Rook rook in rooks)
{
if (!rook.HasBeenMoved())
{
List <int> rookPos = CoordToIj(rook.GetPos());
if (rookPos[1] > kingPos[1])
{
if (king.GetColor())
{
canCstling += "K";
}
else
{
canCstling += "k";
}
}
else
{
if (king.GetColor())
{
canCstling += "Q";
}
else
{
canCstling += "q";
}
}
}
}
}
}
char[] charArray = canCstling.ToCharArray();
Array.Reverse(charArray);
return(new string(charArray));
}
public List <string> ChecksCastling(bool color)
{
List <string> castlingMoves = new List <string>();
King kingPiece = null;
List <Rook> rookPieces = new List <Rook>();
foreach (Piece piece in piecesList)
{
if (piece.GetColor() == color)
{
if (piece.GetType() == typeof(King))
{
kingPiece = (King)piece;
}
else if (piece.GetType() == typeof(Rook))
{
rookPieces.Add((Rook)piece);
}
}
}
if (!IsChecked(color) && !kingPiece.HasBeenMoved())
{
List <int> kingPos = CoordToIj(kingPiece.GetPos());
Dictionary <string, List <string> > ennemyMoves = GetAllMove(!color);
bool queenSide = false;
foreach (Rook rook in rookPieces)
{
bool canCastling = true;
if (!(rook.HasBeenMoved()))
{
int i = 0;
if (color)
{
i = GetBoardEdgeLen() - 1;
}
List <int> rookPos = CoordToIj(rook.GetPos());
int minj, maxj;
if (rookPos[1] < kingPos[1])
{
minj = rookPos[1] + 1;
maxj = kingPos[1] - 1;
queenSide = true;
}
else
{
minj = kingPos[1] + 1;
maxj = rookPos[1] - 1;
queenSide = false;
}
for (int j = minj; j <= maxj; j++)
{
if (boardTab[i, j] == ' ')
{
if ((queenSide && j >= kingPos[1] - 2) || (!queenSide))
{
foreach (KeyValuePair <string, List <string> > pieceMoves in ennemyMoves)
{
foreach (string move in pieceMoves.Value)
{
if (move == IjToCoord(i, j))
{
canCastling = false;
break;
}
}
if (!canCastling)
{
break;
}
}
}
}
else
{
canCastling = false;
break;
}
if (!canCastling)
{
break;
}
}
}
else
{
canCastling = false;
}
if (canCastling)
{
char[] kingPosStr = kingPiece.GetPos().ToCharArray();
if (queenSide)
{
kingPosStr[0] -= (char)2;
}
else
{
kingPosStr[0] += (char)2;
}
castlingMoves.Add(new string(kingPosStr));
}
}
}
return(castlingMoves);
}
