Function addGenerationIdHeader

packages/shared/src/lib/ads.ts:26–47

({
  ad,
  res,
}: {
  ad: Ad | null;
  res: Response;
})

const skadiGenerationIdHeader = 'x-generation-id';

const addGenerationIdHeader = ({
  ad,
  res,
}: {
  ad: Ad | null;
  res: Response;
}): Ad | null => {
  if (!ad) {
    return ad;
  }

  const generationId = res.headers.get(skadiGenerationIdHeader);

  if (!generationId) {
    return ad;
  }

  return {
    ...ad,
    generationId,
  };
};

const fetchAdRequest = async ({
  path,