public bool IsFriendlyPawnValidForEnpassant(BoardMove move,
IReadOnlyBoardState <ChessPieceEntity> roBoardState,
out ChessPieceEntity pawn)
{
pawn = null;
var pawnItem = roBoardState.GetItem(move.From);
if (pawnItem == null)
{
return(false);
}
pawn = pawnItem.Item;
return(pawnItem.Item.Is(ChessPieceName.Pawn));
}
public bool IsKingAllowedToCastle(BoardMove move,
IReadOnlyBoardState <ChessPieceEntity> roBoardState,
out ChessPieceEntity king)
{
var kingItem = roBoardState.GetItem(move.From);
king = null;
if (kingItem == null)
{
return(false);
}
king = kingItem.Item;
return(king.Piece.Equals(ChessPieceName.King) &&
kingItem.Location.Equals(Pieces.King
.StartPositionFor(king.Player)) &&
king.LocationHistory.Count() == 1);
}
