SCR_PrefabsCacheEditorComponent.c

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[ComponentEditorProps(category: "GameScripted/Editor", description: "Attribute for managing editable entities. Works only with SCR_EditorBaseEntity!", icon: "WBData/ComponentEditorProps/componentEditor.png")]
class SCR_PrefabsCacheEditorComponentClass: SCR_BaseEditorComponentClass
{
};
 
class SCR_PrefabsCacheEditorComponent : SCR_BaseEditorComponent
{
    private ref map<ResourceName, ref array<ResourceName>> m_PrefabsCache = new map<ResourceName, ref array<ResourceName>>;
    
    bool IsPrefabInherited(ResourceName prefab, ResourceName inheritedFrom)
    {
        if (prefab == ResourceName.Empty || inheritedFrom == ResourceName.Empty) return false;
        
        array<ResourceName> inheritance = new array<ResourceName>;
        if (!m_PrefabsCache.Contains(inheritedFrom))
        {
            Resource resource = Resource.Load(inheritedFrom);
            if (resource.IsValid())
            {
                IEntitySource source = SCR_BaseContainerTools.FindEntitySource(resource);
                while (source)
                {
                    inheritance.Insert(source.GetResourceName());
                    source = source.GetAncestor();
                }
                m_PrefabsCache.Insert(inheritedFrom, inheritance);
            }
        }
        else
        {
            inheritance = m_PrefabsCache.Get(inheritedFrom);
        }
        
        return inheritance.Find(prefab) != -1;
    }
};