internal string GeneratePGNString(Board board)
{
if (!string.IsNullOrEmpty(this.PgnMove))
{
return(this.PgnMove);
}
bool flag1 = false;
bool flag2 = false;
bool flag3 = false;
byte num1 = (byte)((uint)this.MovingPiecePrimary.SrcPosition % 8U);
byte num2 = (byte)(8 - (int)this.MovingPiecePrimary.SrcPosition / 8);
byte num3 = (byte)((uint)this.MovingPiecePrimary.DstPosition % 8U);
byte num4 = (byte)(8 - (int)this.MovingPiecePrimary.DstPosition / 8);
this.PgnMove = "";
for (byte index = 0; (int)index < 64; ++index)
{
if ((int)index != (int)this.MovingPiecePrimary.DstPosition)
{
Square square = board.Squares[(int)index];
if (square.Piece != null && square.Piece.PieceType == this.MovingPiecePrimary.PieceType && square.Piece.PieceColor == this.MovingPiecePrimary.PieceColor)
{
foreach (int validMove in square.Piece.ValidMoves)
{
if (validMove == (int)this.MovingPiecePrimary.DstPosition)
{
flag3 = true;
int num5 = (int)(byte)((uint)index % 8U);
byte num6 = (byte)(8 - (int)index / 8);
int num7 = (int)num1;
if (num5 == num7)
{
flag1 = true;
}
if ((int)num6 == (int)num2)
{
flag2 = true;
break;
}
break;
}
}
}
}
}
if (this.MovingPieceSecondary.PieceType == ChessPieceType.Rook)
{
if (this.MovingPieceSecondary.PieceColor == ChessPieceColor.Black)
{
if ((int)this.MovingPieceSecondary.SrcPosition == 7)
{
this.PgnMove = this.PgnMove + "O-O";
}
else if ((int)this.MovingPieceSecondary.SrcPosition == 0)
{
this.PgnMove = this.PgnMove + "O-O-O";
}
}
else if (this.MovingPieceSecondary.PieceColor == ChessPieceColor.White)
{
if ((int)this.MovingPieceSecondary.SrcPosition == 63)
{
this.PgnMove = this.PgnMove + "O-O";
}
else if ((int)this.MovingPieceSecondary.SrcPosition == 56)
{
this.PgnMove = this.PgnMove + "O-O-O";
}
}
}
else
{
this.PgnMove = this.PgnMove + MoveContent.GetPgnMove(this.MovingPiecePrimary.PieceType);
switch (this.MovingPiecePrimary.PieceType)
{
case ChessPieceType.Queen:
if (flag3)
{
if (!flag1)
{
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num1);
break;
}
if (flag2)
{
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num1);
}
this.PgnMove = this.PgnMove + (object)num2;
break;
}
break;
case ChessPieceType.Rook:
if (flag3)
{
if (!flag1)
{
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num1);
break;
}
if (flag2)
{
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num1);
}
this.PgnMove = this.PgnMove + (object)num2;
break;
}
break;
case ChessPieceType.Bishop:
if (flag3)
{
if (!flag1)
{
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num1);
break;
}
if (flag2)
{
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num1);
}
this.PgnMove = this.PgnMove + (object)num2;
break;
}
break;
case ChessPieceType.Knight:
if (flag3)
{
if (!flag1)
{
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num1);
break;
}
if (flag2)
{
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num1);
}
this.PgnMove = this.PgnMove + (object)num2;
break;
}
break;
case ChessPieceType.Pawn:
if (flag3 && (int)num1 != (int)num3)
{
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num1);
break;
}
if (this.TakenPiece.PieceType != ChessPieceType.None)
{
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num1);
break;
}
break;
}
if (this.TakenPiece.PieceType != ChessPieceType.None)
{
this.PgnMove = this.PgnMove + "x";
}
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num3);
this.PgnMove = this.PgnMove + (object)num4;
if (this.PawnPromotedTo == ChessPieceType.Queen)
{
this.PgnMove = this.PgnMove + "=Q";
}
else if (this.PawnPromotedTo == ChessPieceType.Rook)
{
this.PgnMove = this.PgnMove + "=R";
}
else if (this.PawnPromotedTo == ChessPieceType.Bishop)
{
this.PgnMove = this.PgnMove + "=B";
}
else if (this.PawnPromotedTo == ChessPieceType.Knight)
{
this.PgnMove = this.PgnMove + "=N";
}
}
return(this.PgnMove);
}
public new string ToString()
{
if (!string.IsNullOrEmpty(this.PgnMove))
{
return(this.PgnMove);
}
byte num1 = (byte)((uint)this.MovingPiecePrimary.SrcPosition % 8U);
byte num2 = (byte)(8 - (int)this.MovingPiecePrimary.SrcPosition / 8);
byte num3 = (byte)((uint)this.MovingPiecePrimary.DstPosition % 8U);
byte num4 = (byte)(8 - (int)this.MovingPiecePrimary.DstPosition / 8);
if (this.MovingPieceSecondary.PieceType == ChessPieceType.Rook)
{
if (this.MovingPieceSecondary.PieceColor == ChessPieceColor.Black)
{
if ((int)this.MovingPieceSecondary.SrcPosition == 7)
{
this.PgnMove = this.PgnMove + "O-O";
}
else if ((int)this.MovingPieceSecondary.SrcPosition == 0)
{
this.PgnMove = this.PgnMove + "O-O-O";
}
}
else if (this.MovingPieceSecondary.PieceColor == ChessPieceColor.White)
{
if ((int)this.MovingPieceSecondary.SrcPosition == 63)
{
this.PgnMove = this.PgnMove + "O-O";
}
else if ((int)this.MovingPieceSecondary.SrcPosition == 56)
{
this.PgnMove = this.PgnMove + "O-O-O";
}
}
}
else
{
this.PgnMove = this.PgnMove + MoveContent.GetPgnMove(this.MovingPiecePrimary.PieceType);
switch (this.MovingPiecePrimary.PieceType)
{
case ChessPieceType.Rook:
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num1);
this.PgnMove = this.PgnMove + (object)num2;
break;
case ChessPieceType.Knight:
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num1);
this.PgnMove = this.PgnMove + (object)num2;
break;
case ChessPieceType.Pawn:
if ((int)num1 != (int)num3)
{
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num1);
break;
}
break;
}
if (this.TakenPiece.PieceType != ChessPieceType.None)
{
this.PgnMove = this.PgnMove + "x";
}
this.PgnMove = this.PgnMove + MoveContent.GetColumnFromInt((int)num3);
this.PgnMove = this.PgnMove + (object)num4;
if (this.PawnPromotedTo == ChessPieceType.Queen)
{
this.PgnMove = this.PgnMove + "=Q";
}
else if (this.PawnPromotedTo == ChessPieceType.Rook)
{
this.PgnMove = this.PgnMove + "=R";
}
else if (this.PawnPromotedTo == ChessPieceType.Bishop)
{
this.PgnMove = this.PgnMove + "=B";
}
else if (this.PawnPromotedTo == ChessPieceType.Knight)
{
this.PgnMove = this.PgnMove + "=N";
}
}
return(this.PgnMove);
}