public static ISpaceObject ClosestSpaceObject(this IGalaxy galaxy, Position target)
{
return(galaxy.GetSpaceObjects()
.OrderBy(obj => target.DistanceTo(obj.Position))
.FirstOrDefault());
}
public static IEnumerable <ISpaceObject> GetSpaceObjectsAt(this IGalaxy galaxy, Position position)
{
return(galaxy.GetSpaceObjects()
.Where(obj => obj.Position == position));
}
public static ISpaceObject?GetSpaceObject(this IGalaxy galaxy, string objectId)
{
return(galaxy.GetSpaceObjects().SingleOrDefault(obj => obj.ObjectId == objectId));
}
