#pragma once

#include <functional>
#include <string>

#define GLFW_INCLUDE_NONE
#include "GLFW/glfw3.h"

namespace cbt {

class window {
public:
    explicit window(std::string title, int width, int height);
    ~window();

    auto should_close() const -> bool;
    auto valid() const -> bool;
    auto swap_buffers() -> void;
    auto poll_events() -> void;
    auto raw() const -> GLFWwindow*;
    auto stop() -> void;
    auto screenshot(std::string filepath = "screenshot.png") const -> bool;
    auto width() const -> int;
    auto height() const -> int;

    using resize_callback = std::function<void(int width, int height)>;
    auto on_resize(resize_callback cb) -> void;

private:
    GLFWwindow* m_window = nullptr;
    int m_width = 0;
    int m_height = 0;
    resize_callback m_resize_cb;
    bool m_glfw_initialized = false;

    static auto init_glfw() -> bool;
    static auto terminate_glfw() -> void;
    static auto resize_callback_impl(GLFWwindow* glfw_window, int width, int height) -> void;
};

}