DefaultJsonGenerator.h

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#pragma once
#include <json.hpp>
 
#include "Serializable.h"
 
namespace EngineCore {
    class Serializable;
}
 
namespace EngineCore {
 
    class DefaultJsonGenerator {
    public:
        static DefaultJsonGenerator& getInstance() {
            static DefaultJsonGenerator instance;
            return instance;
        }
 
        template<class T>
        nlohmann::json getDefaultSerialization() {
            // Ensure T is derived from Serializable
            static_assert(std::is_base_of<Serializable, T>::value, "T must derive from Serializable");
 
            // Create an instance of T
            std::shared_ptr<T> object = std::make_shared<T>();
 
            // Serialize the object
            nlohmann::json archive;
            object->Serialize(archive);
            return archive;
        }
 
    private:
        DefaultJsonGenerator() {};
 
        // prevent copy
        DefaultJsonGenerator(const DefaultJsonGenerator&) = delete;
        DefaultJsonGenerator& operator=(const DefaultJsonGenerator&) = delete;
    };
 
}