ResourceManager.hpp

#pragma once
#include <SDL.h>
#include <string>
#include <map>
 
namespace StevEngine {
    namespace Resources {
        class Resource {
            friend class ResourceManager;
            public:
                const unsigned short id;

                const std::string path;

                SDL_RWops* GetSDLData() const;

                std::string GetStrData() const;

                const char* GetRawData() const;

                int GetSize() const;
 
            private:
                Resource();
                Resource(std::string path, const char* data, const int size);
                const char* data;          
                const int size;          
                static unsigned short currentId;  
        };

        class ResourceManager {
            public:
                ResourceManager();

                const Resource& GetFile(unsigned short id) const;

                const Resource& GetFile(std::string path) const;

                void AddFile(std::string path, const char* data, const int size);

                template<int hexSize = 2> void AddFileFromHex(std::string path, const char* hex, const int size);
 
            private:
                std::map<unsigned short, const Resource> resources;

                std::map<std::string, unsigned short> pathToId;
        };

        extern ResourceManager resourceManager;
    }
}