private bool IsPathBlockedByAnyPiece(GameModel game, IChessPiece movingPiece, Position destination)
{
var transition = movingPiece.GetTransitionToDestination(destination);
var nextPosition = movingPiece.Position + transition;
while (!nextPosition.Equals(destination))
{
if (game.MovingPlayer.Pieces.PieceAtPosition(nextPosition) != null ||
game.WaitingPlayer.Pieces.PieceAtPosition(nextPosition) != null)
{
return(true);
}
nextPosition += transition;
}
return(false);
}
public static List <Position> GetPathToDestination(this IChessPiece piece, Position destination)
{
var result = new List <Position>();
var transition = piece.GetTransitionToDestination(destination);
if (transition == null)
{
return(null);
}
var nextPosition = piece.Position + transition;
while (!nextPosition.Equals(destination))
{
result.Add(nextPosition);
nextPosition += transition;
}
return(result);
}