import configPromise from '@payload-config';
import { unstable_cache } from 'next/cache';
import { getPayload } from 'payload';
import type { Config } from 'src/payload-types';

type Global = keyof Config['globals'];

async function getGlobal(slug: Global, depth = 0) {
  const payload = await getPayload({ config: configPromise });

  const global = await payload.findGlobal({
    slug,
    depth,
  });

  return global;
}

/**
 * Returns a unstable_cache function mapped with the cache tag for the slug
 */
export const getCachedGlobal = (slug: Global, depth = 0) =>
  unstable_cache(async () => getGlobal(slug, depth), [slug], {
    tags: [`global_${slug}`],
  });