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path: root/src/lua/common/je_lua_proxy.h
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#ifndef __JIN_COMMON_PROXY_H
#define __JIN_COMMON_PROXY_H

#include "../luax.h"

#include "je_lua_shared.hpp"

namespace JinEngine
{
    namespace Lua
    {

        class Proxy
        {
        public:
            void bind(SharedBase* shared)
            {
                if (shared == nullptr)
                    return;
                reference = shared;
            }

            void release()
            {
                if (reference != nullptr)
                {
                    reference->release();
                    reference = nullptr;
                }
            }

		    void retain()
		    {
			    if (reference != nullptr)
				    reference->retain();
		    }

		    void setUserdata(void* data)
		    {
			    if (reference != nullptr)
				    reference->setUserdata(data);
		    }

            template<class T>
            Shared<T>& getShared()
            {
                return *(Shared<T>*) reference;
            }

            template<class T>
            T* getObject()
            {
                Shared<T>& shared = getShared<T>();
                return shared.getObject();
            }

            const char* getObjectType()
            {
                return reference->type;
            }

            SharedBase* reference; 

        };

        inline Proxy* luax_newinstance(lua_State* L, const char* type)
        {
            return static_cast<Proxy*>(luax_newinstance(L, type, sizeof(Proxy)));
        }

    } // namespace Lua
} // namespace JinEngine

#endif // __JIN_COMMON_PROXY_H