protected virtual bool IsValidMove(Move move, bool validateCheck, bool careAboutWhoseTurnItIs)
{
ChessUtility.ThrowIfNull(move, "move");
if (move.OriginalPosition.Equals(move.NewPosition))
{
return(false);
}
ChessPiece piece = GetPieceAt(move.OriginalPosition.File, move.OriginalPosition.Rank);
if (careAboutWhoseTurnItIs && move.Player != WhoseTurn)
{
return(false);
}
if (piece == null || piece.Owner != move.Player)
{
return(false);
}
ChessPiece pieceAtDestination = GetPieceAt(move.NewPosition);
if (pieceAtDestination != null && pieceAtDestination.Owner == move.Player)
{
return(false);
}
if (!piece.IsLegalMove(move, this))
{
return(false);
}
if (validateCheck && WouldBeInCheckAfter(move, move.Player))
{
return(false);
}
return(true);
}
