#pragma once

namespace zgl
{

class buffer_manager
{
public:
	using store_type = dynamic_texture_store;
	using store_id_type = store_type::id_type;
	using resource_manager_type = resource_manager<store_id_type>;
	using resource_type = resource_manager_type::resource_handle;
	using handle_type = texture_handle;

	static constexpr std::size_t min_garbage_collection_count = 4;

	void process(store_type& store);

	std::optional<handle_type> get_handle(store_id_type id);

	void collect_garbage(bool force = false);

private:

	resource_manager<store_id_type> m_resource_manager;

	std::vector<std::pair<dynamic_texture_store::id_type, const dynamic_texture_buffer&>> m_texture_buffer;
	std::vector<GLuint> m_texture_id_buffer;



};


}