Sketch of Cloudinary async map driver

cloudinary.js

import assert from "node:assert/strict";

// Return a map of all images in the Cloudinary account
export default async function (API_KEY, API_SECRET) {
  assert.ok(API_KEY && API_SECRET, "Cloudinary credentials missing.");

  return {
    async get(key) {
      return Origami.fetch(
        `https://res.cloudinary.com/stephanmax/image/upload/f_avif,w_1000,c_limit/${key}`,
      );
    },

    async *keys() {
      let finished = false;
      let next = "";
      const keys = [];

      while (!finished) {
        const url = `https://api.cloudinary.com/v1_1/stephanmax/resources/image/upload?next_cursor=${next}`;
        console.warn(`Requesting ${url}`);
        const response = await fetch(url, {
          headers: new Headers({
            Authorization: `Basic ${btoa(`${API_KEY}:${API_SECRET}`)}`,
          }),
        });

        const json = await response.json();
        for (const image of json.resources) {
          keys.push(`${image.public_id}.avif`);
        }
        finished = !json.next_cursor;
        next = json.next_cursor;
      }

      return keys;
    },
  };
}