#pragma once

#include <stdexcept>
#include <X11/X.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <epoxy/gl.h>
#include <epoxy/glx.h>

namespace endofthejedi {

class GLWindow {
	private:
		Display* m_display;
		Window m_rootwnd;
		GLint m_attributes[23] =
    {
      GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT,
      GLX_RENDER_TYPE, GLX_RGBA_BIT,
      GLX_X_VISUAL_TYPE, GLX_TRUE_COLOR,
      GLX_RED_SIZE, 8,
      GLX_GREEN_SIZE, 8,
      GLX_BLUE_SIZE, 8,
      GLX_ALPHA_SIZE, 8,
      GLX_DEPTH_SIZE, 24,
      GLX_STENCIL_SIZE, 8,
      GLX_DOUBLEBUFFER, True,
      None
    };

		XVisualInfo* m_visualinfo;
		Colormap m_colormap;
		XSetWindowAttributes m_swa;
		Window m_window;
		GLXContext m_glcontext;
		XWindowAttributes m_gwa;
    Atom m_atomWmDeleteWindow;

    unsigned int m_width;
    unsigned int m_height;
    bool m_running = false;

	protected:
    virtual void handle(XEvent event);
    virtual void init();
    virtual void render(double time);
    virtual void resize();

 public:
		GLWindow(unsigned int width, unsigned int height);
		~GLWindow();

    void loop();
    void stop();
    void swap();

    unsigned int getheight() const {
      return m_height;
    }

    unsigned int getwidth() const {
      return m_width;
    }
};

}