export type UpdateCallback = (deltaTime: number, realFrameTime: number) => void;

export const useUpdate = (callback: UpdateCallback) => {
  const registerUpdateCallback = inject<
    (callback: UpdateCallback) => () => void
  >("registerUpdateCallback");

  onMounted(() => {
    if (!registerUpdateCallback) {
      throw new Error(
        "Missing registerUpdateCallback - useUpdate must be used within a Screen component",
      );
    }

    const unregister = registerUpdateCallback(callback);
    onUnmounted(unregister);
  });
};