#ifndef FAN_UNIFORMBUFFER_HPP_
#define FAN_UNIFORMBUFFER_HPP_

#include <cstddef>
#include <glad/gl.h>

#include "utils.hpp"

namespace Fan
{

class UniformBuffer
{
public:
    static Rc<UniformBuffer> create(size_t size, GLuint binding_point);
    UniformBuffer(GLuint id, size_t size, GLuint binding_point)
        : m_id(id)
        , m_size(size)
        , m_binding_point(binding_point) {}

    ~UniformBuffer();
    UniformBuffer(const UniformBuffer&) = delete;
    UniformBuffer& operator=(const UniformBuffer&) = delete;
    UniformBuffer(UniformBuffer&& other) noexcept;
    UniformBuffer& operator=(UniformBuffer&& other) noexcept;

    GLuint get_id() const;
    size_t get_size() const;
    GLuint get_binding_point() const;

    // Upload data to the GPU buffer
    void update(const void* data, size_t size, size_t offset = 0) const;

private:
    GLuint m_id{};
    size_t m_size{};
    GLuint m_binding_point{};
};

} // namespace Fan

#endif // FAN_UNIFORMBUFFER_HPP_