#pragma once

#include <glad/glad.h>
#include <string>
#include <climits>
#include <glm/glm.hpp>
#include <vector>
#include <format>
#include "dbc.hpp"
#include "components.hpp"

using components::Material, components::Lighting, components::Light;

class Shader
{
public:
  unsigned int ID = UINT_MAX;

  Shader(const std::string& vertexPath, const std::string& fragmentPath);
  unsigned int load_shader(const std::string& filename, GLenum shader_type);
  void use() const;
  void setBool(const std::string &name, bool value) const;
  void setInt(const std::string &name, int value) const;
  void setFloat(const std::string &name, float value) const;
  void setVec4(const std::string &name, float v1, float v2, float v3, float v4) const;
  void setVec4(const std::string &name, const glm::vec4& value) const;
  void setVec3(const std::string &name, float v1, float v2, float v3) const;
  void setVec3(const std::string &name, const glm::vec3& value) const;
  void setMat4(const std::string &name, const glm::mat4& what) const;
  void cleanup();

  void apply_material(const Material& material);
  void apply_lighting(const Lighting& lighting);
  void apply_dir_light(const Light& light, size_t index);
  void apply_point_light(const Light& light, size_t index);
  void apply_spot_light(const Light& light, size_t index);
};