ModelAssetManager.h

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#pragma once
#include "Engine/Core/Asset.h"
#include <tiny_gltf.h>
#include <filesystem>
 
namespace Ecs {
    class ModelAssetPipeline;
}
 
namespace EngineCore {
    class AssetManager;

    class ModelAsset : public Asset::AssetBase {
        friend class EngineCore::AssetManager;
        friend class Ecs::ModelAssetPipeline;
 
    public:
        explicit ModelAsset(std::filesystem::path path);

        [[nodiscard]] std::filesystem::path getPath() const { return path; }

        void registerCreatedAssetWithModel(Asset::AssetBase* asset);

        void unload() override;
 
    protected:
        void updateLoadingState() override;
 
    private:
        std::filesystem::path path;
        std::vector<Asset::AssetBase*> assetsFromPath;
        std::optional<tinygltf::Model> model; // only present during loading phase
    };
 
    class ModelAssetManager : public Asset::AssetManager<std::filesystem::path, ModelAsset> {
    public:
        ModelAssetManager();
    };
}