#pragma once 
#ifndef H_WAYLAND_STATE_
#define H_WAYLAND_STATE_

#include <wayland-client-protocol.h>

#include "xdg-shell-client-protocol.h"

class WaylandState {
public:
  static WaylandState *GetInstance();

private:
  static void wm_base_handle_ping(void *data, struct xdg_wm_base *wm_base,
                                  uint32_t serial);
  static void registry_handle_global(void *data, struct wl_registry *registry,
                                     uint32_t name, const char *interface,
                                     uint32_t version);
  static void registry_handle_global_remove(void *data,
                                            struct wl_registry *registry,
                                            uint32_t name);
	static void seat_handle_capabilities(void *data,
			     struct wl_seat *seat,
			     uint32_t capabilities);
	static void seat_handle_name(void *data,
		     struct wl_seat *seat,
		     const char *name);
private:
  WaylandState();
	~WaylandState();

private:
  static WaylandState *s_instance;

  struct wl_display *m_display = nullptr;
  struct wl_compositor *m_compositor = nullptr;
  struct xdg_wm_base *m_wm_base = nullptr;

  struct xdg_wm_base_listener m_wm_base_listener;
  struct wl_registry_listener m_reg_listener;

	struct wl_shm *m_shm;

	struct wl_seat *m_seat;
	struct wl_seat_listener m_seat_listener;
	struct wl_pointer* m_pointer;

  friend class WaylandWindowImpl;
  friend class Renderer;
	friend class WaylandInputHandler;
};

#endif // H_WAYLAND_STATE_