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#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 wayc_frame(struct renderer_s* renderer, struct window_s* window,
                struct eventloop_s* loop) {
  wayc_notnull(window);
  wayc_notnull(loop);
  wayc_notnull(renderer);

  wayc_renderer_swap(renderer);
}

void wayc_handle(u8* user, struct eventloop_s* loop, struct event_s* event) {
  wayc_notnull(loop);
  wayc_notnull(event);

  struct renderer_s* renderer = (struct renderer_s*)user;

  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;
      wayc_renderer_resize(renderer, resize.width, resize.height);
    } break;
    case EVENT_KIND_FRAME:
      wayc_frame(renderer, window, loop);
      break;
    default:
      break;
  }
}

int main() {
  struct eventloop_s loop;
  if (wayc_eventloop_init(&loop, wayc_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;

  struct renderer_s renderer;
  if (wayc_renderer_init(&renderer, &window, &graphics, WAYC_APP_WIDTH,
                         WAYC_APP_HEIGHT) != RENDERER_ERROR_NONE) {
    wayc_window_deinit(&window);
    wayc_graphics_deinit(&graphics);
    wayc_eventloop_deinit(&loop);
    wayc_panic("Failed to initialize renderer");
  }

  wayc_renderer_use(&renderer);
  wayc_window_redraw(&window, &loop);

  while (wayc_eventloop_running(&loop)) {
    wayc_eventloop_update(&loop, (u8*)&renderer);
    wayc_window_redraw(&window, &loop);
  }

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