public string ToTextBoard()
{
var sb = new StringBuilder();
for (var rank = 7; rank >= 0; rank--)
{
for (var file = 0; file < 8; file++)
{
var loc = BoardLocation.At(file + 1, rank + 1);
var entity = GetItem(loc)?.Item;
char chr;
if (entity == null)
{
chr = '.';
}
else
{
chr = ChessPieceNameMapper.ToChar(entity.EntityType, entity.Owner);
var epY = char.IsUpper(chr) ? 5 : 4;
if (chr == 'p' || chr == 'P' && loc.Y == epY && entity.LocationHistory.Count() == 2)
{
chr = chr == 'p' ? 'e' : 'E';
}
}
sb.Append(chr == '\0' ? '.' : chr);
}
sb.AppendLine();
}
return(sb.ToString());
}
private string buildExtra(ChessPieceName?promotionPiece)
{
if (promotionPiece.HasValue)
{
return
($"{SanTokenParser.PromoteNotator.ToString()}{ChessPieceNameMapper.ToChar(promotionPiece.Value, Colours.White)}");
}
return(string.Empty);
}
