/// <summary>
/// 生成指定的FEN格式字符串
/// </summary>
/// <returns></returns>
public virtual string Generator()
{
string[] parms = new string[6];
StringBuilder note = new StringBuilder();
for (int j = 7; j >= 0; j--)
{
int i = 0;
StringBuilder rowNote = new StringBuilder();
string str = Rows[j].ToString();
foreach (char achar in str)// 11b11k1B = 2b2k1b
{
int tmp = 0;
if (!int.TryParse(achar.ToString(), out tmp))
{
if (i != 0)
{
rowNote.Append(i).Append(achar);
i = 0;
}
else
{
rowNote.Append(achar);
}
}
else
{
i++;
}
}
if (i != 0)
{
rowNote.Append(i);
}
note.Append(rowNote).Append('/');
}
parms[0] = note.ToString().TrimEnd('/');
note.Length = 0;
parms[1] = Enums.FormGameSide(GameSide).ToString();
if (WhiteKingCastlingAvailability | WhiteQueenCastlingAvailability | BlackKingCastlingAvailability | BlackQueenCastlingAvailability)
{
if (WhiteKingCastlingAvailability)
{
note.Append('K');
}
if (WhiteQueenCastlingAvailability)
{
note.Append('Q');
}
if (BlackKingCastlingAvailability)
{
note.Append('k');
}
if (BlackQueenCastlingAvailability)
{
note.Append('q');
}
}
else
{
note.Append('-');
}
parms[2] = note.ToString();
note.Length = 0;
if (EnPassantTargetPosition == Position.Empty)
{
parms[3] = "-";
}
else
{
parms[3] = EnPassantTargetPosition.ToString();
}
parms[4] = HalfMoveClock.ToString();
parms[5] = FullMoveNumber.ToString();
StringBuilder sb = new StringBuilder();
foreach (string parm in parms)
{
sb.Append(parm).Append(' ');
}
return(sb.ToString());
}
