ConcreteFormFactory.h

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#pragma once
 
#include "RE/I/IFormFactory.h"
#include "RE/T/TESForm.h"
 
namespace RE
{
    template <class T, FormType FORM_TYPE>
    class ConcreteFormFactory : public IFormFactory
    {
    public:
        ~ConcreteFormFactory() override;  // 00
 
    protected:
        // override (IFormFactory)
        TESForm* CreateImpl() override;  // 01
 
    public:
        const char*            GetFormName() const override;  // 02 - { return _name; }
        [[nodiscard]] FormType GetFormType() const override;  // 03 - { return FORM_TYPE; }
 
        inline T* Create()
        {
            return static_cast<T*>(CreateImpl());
        }
 
    protected:
        // members
        const char* _name;  // 08
    };
    static_assert(sizeof(ConcreteFormFactory<TESForm, FormType::None>) == 0x10);
 
    template <class T>
    inline ConcreteFormFactory<T, T::FORMTYPE>* IFormFactory::GetConcreteFormFactoryByType()
    {
        return static_cast<ConcreteFormFactory<T, T::FORMTYPE>*>(GetFormFactoryByType(T::FORMTYPE));
    }
 
    template <class T>
    [[nodiscard]] T* IFormFactory::Create()
    {
        auto factory = IFormFactory::GetConcreteFormFactoryByType<T>();
        auto form = factory ? factory->Create() : nullptr;
 
        return form ? form->As<T>() : nullptr;
    }
}