public static string UCIMovesFromMoveObjects(this IEnumerable <Move> moveCollection)
{
var moves = moveCollection.ToArray();
if (!moves.Any())
{
return("");
}
return(string.Join(" ", moves.Select(m =>
{
var pString = m.MoveType == MoveType.Promotion
? char.ToLower(PieceHelpers.GetCharFromPromotionPiece(m.PromotionPiece)).ToString()
: "";
return $"{m.SourceIndex.ToSquareString()}{m.DestinationIndex.ToSquareString()}{pString}";
})));
}
public override string Translate(Move move, Board preMoveBoard, Board postMoveBoard)
{
string capture = "", promotionPiece = "", checkInfo = "", result = "";
if (move.MoveType == MoveType.Castle)
{
return(CastleToSan(move));
}
var strSrcPiece = GetSANSourceString(preMoveBoard, move);
if (postMoveBoard.PieceCaptured.HasValue)
{
capture = "x";
}
if (move.MoveType == MoveType.Promotion)
{
promotionPiece = $"={PieceHelpers.GetCharFromPromotionPiece(move.PromotionPiece)}";
}
if (BoardHelpers.IsColorInCheck(postMoveBoard.Occupancy, postMoveBoard.ActivePlayer))
{
checkInfo = "+";
if (postMoveBoard.GameState == GameState.Checkmate)
{
checkInfo = "#";
}
}
//Get piece representation
var san =
$"{strSrcPiece}{capture}{move.DestinationIndex.ToSquareString()}{promotionPiece}{checkInfo} {result}"
.Trim();
return(san);
}
private static char?PromotionPieceChar(Move move)
{
return(move.MoveType == MoveType.Promotion
? char.ToLower(PieceHelpers.GetCharFromPromotionPiece(move.PromotionPiece))
: (char?)null);
}