#include <Nazara/Core/ApplicationBase.hpp>
#include <Nazara/Core/FilesystemAppComponent.hpp>
#include <Nazara/Core/JsonSerialization.hpp>

namespace Nz
{
	template <typename TResource>
	Asset<TResource> AssetCatalog::LoadFromFile(const std::filesystem::path& path)
	{
		Asset<TResource> asset;

		JsonSerializationContext json;
		if (!json.Load(path))
			return {};

		if (!Unserialize(json, "", &asset.m_descriptor))
			return {};

		FilesystemAppComponent* fs = ApplicationBase::Instance()->TryGetComponent<FilesystemAppComponent>();
		if (fs) // first try using a FileSystem component to load the asset
		{
			std::string filepath = asset.m_descriptor.path.string();
			asset.m_resource = fs->Load<TResource>(std::string_view(filepath), asset.m_descriptor.parameters);
		}

		if (!asset) // if it fails, use the default loader
			asset.m_resource = TResource::LoadFromFile(asset.m_descriptor.path, asset.m_descriptor.parameters);

		return asset;
	}
}