#include <cstdio>

#include "events.h"
#include "graphics.h"
#include "utils.h"
#include "window.h"

#define WAYC_APP_NAME "Wayclock"
#define WAYC_APP_WIDTH 1280
#define WAYC_APP_HEIGHT 1080

void frame(struct window_s* window, struct eventloop_s* loop) {
  wayc_notnull(window);
  wayc_notnull(loop);

  wayc_window_redraw(window, loop);
}

void handle(struct eventloop_s* loop, struct event_s* event) {
  wayc_notnull(loop);
  wayc_notnull(event);

  struct window_s* window = event->window;
  union event_data_u data = event->data;

  switch (event->kind) {
    case EVENT_KIND_CLOSE:
      wayc_eventloop_unregister(loop, window->id);
      break;
    case EVENT_KIND_RESIZE: {
      struct event_resize_s resize = data.resize;
      fprintf(stderr, "Window resized: %d x %d\n", resize.width, resize.height);
    } break;
    case EVENT_KIND_FRAME:
      frame(window, loop);
      break;
    default:
      break;
  }
}

int main() {
  struct eventloop_s loop;
  if (wayc_eventloop_init(&loop, handle) != EVENTLOOP_ERROR_NONE)
    wayc_panic("Failed to initialize event loop");

  struct graphics_s graphics;
  if (wayc_graphics_init(&graphics, &loop.state) != GRAPHICS_ERROR_NONE)
    wayc_panic("Failed to initialize graphics");

  struct window_s window;
  if (wayc_window_init(&window, WAYC_APP_NAME, &loop) != WINDOW_ERROR_NONE) {
    wayc_graphics_deinit(&graphics);
    wayc_eventloop_deinit(&loop);
    wayc_panic("Failed to initialize window");
  }

  window_id_t winid = wayc_eventloop_register(&loop, &window);
  window.id = winid;

  while (wayc_eventloop_running(&loop)) wayc_eventloop_update(&loop);

  wayc_window_deinit(&window);
  wayc_graphics_deinit(&graphics);
  wayc_eventloop_deinit(&loop);
  return 0;
}