public static bool CanTarget(this IFragment fragment, Type targetType)
{
if (fragment == null)
{
return(false);
}
List <TargetsAttribute> attributes = fragment.GetType().GetCustomAttributes(typeof(TargetsAttribute), false).OfType <TargetsAttribute>().ToList();
if (attributes.Count == 0)
{
return(typeof(IBHoMObject).IsAssignableFrom(targetType));
}
else
{
return(attributes.SelectMany(x => x.ValidTypes).Distinct().Any(x => x.IsAssignableFrom(targetType)));
}
}
public static IBHoMObject AddFragment(this IBHoMObject iBHoMObject, IFragment fragment, bool replace = false)
{
if (iBHoMObject == null || fragment == null)
{
return(null);
}
IBHoMObject o = iBHoMObject.DeepClone();
// Give a warning if the fragment is supposed to be unique but is found on the object
List <Type> currentFragmentTypes = iBHoMObject.Fragments.Select(x => x.GetType()).ToList();
foreach (Type restriction in fragment.GetType().UniquenessRestrictions())
{
if (currentFragmentTypes.Any(x => restriction.IsAssignableFrom(x) && x != fragment.GetType()))
{
Engine.Reflection.Compute.RecordWarning("There is already a fragment of type " + restriction + " on this object. \nThe Fragment will still be added but consider reviewing this task as fragments of that type are supposed to be unique.");
}
}
// Make sure this fragment can be added to that object
if (fragment.CanTarget(iBHoMObject))
{
if (!replace)
{
o.Fragments.Add(fragment);
}
else
{
o.Fragments.AddOrReplace(fragment);
}
}
else
{
Engine.Reflection.Compute.RecordError("An object of type " + iBHoMObject.GetType() + " is not a valid target for a fragment of type " + fragment.GetType() + ". The fragment was not added.");
}
return(o);
}
