#pragma once
#include <memory>
#include <string>
#include <SFML/Graphics/Color.hpp>
#include <SFML/Graphics/Sprite.hpp>
#include <SFML/Graphics/Texture.hpp>

namespace guecs {
  using std::string;

  struct Theme {
    sf::Color BLACK{0, 0, 0};
    sf::Color DARK_DARK{10, 10, 10};
    sf::Color DARK_MID{30, 30, 30};
    sf::Color DARK_LIGHT{60, 60, 60};
    sf::Color MID{100, 100, 100};
    sf::Color LIGHT_DARK{150, 150, 150};
    sf::Color LIGHT_MID{200, 200, 200};
    sf::Color LIGHT_LIGHT{230, 230, 230};
    sf::Color WHITE{255, 255, 255};
    sf::Color TRANSPARENT = sf::Color::Transparent;

    int PADDING = 3;
    int BORDER_PX = 1;
    unsigned int TEXT_SIZE = 30;
    int LABEL_SIZE = 20;
    sf::Color FILL_COLOR{255,0,0,255};
    sf::Color TEXT_COLOR{255,0,0,255};
    sf::Color BG_COLOR{255,0,0,255};
    sf::Color BORDER_COLOR{255,0,0,255};
    sf::Color BG_COLOR_DARK{0,0,0,255};
    std::string FONT_FILE_NAME{"you_forgot_to_init.otf"};
  };

  struct SpriteTexture {
    std::shared_ptr<sf::Sprite> sprite = nullptr;
    std::shared_ptr<sf::Texture> texture = nullptr;
  };

  class Backend {
    public:
    virtual SpriteTexture texture_get(const string& name) = 0;

    virtual void sound_play(const string& name) = 0;

    virtual void sound_stop(const string& name) = 0;

    virtual std::shared_ptr<sf::Shader> shader_get(const std::string& name) = 0;

    virtual bool shader_updated() = 0;
    virtual Theme theme() = 0;
  };

  extern Backend* BACKEND;
  extern Theme THEME;

  void init(Backend* backend);
}