@scaleway/sdk-client/dist/scw/fetch/resource-paginator.js

Scaleway SDK Client

const extract = (key) => (result) => result[key];
function* pages(key, fetcher, request, firstPage) {
  if (!Array.isArray(firstPage[key])) {
    throw new Error(`Property ${key} is not a list in paginated result`);
  }
  const getList = extract(key);
  let page = request.page || 1;
  if (page === 1) {
    yield Promise.resolve(getList(firstPage));
    page += 1;
  }
  const { length } = firstPage[key];
  if (!length) return;
  const { totalCount } = firstPage;
  while (page <= Math.floor((totalCount + length - 1) / length)) {
    yield fetcher({ ...request, page }).then(getList);
    page += 1;
  }
}
async function* fetchPaginated(key, fetcher, request, initial = fetcher(request)) {
  yield* pages(key, fetcher, request, await initial);
}
const fetchAll = async (key, fetcher, request, initial = fetcher(request)) => (await Promise.all(Array.from(pages(key, fetcher, request, await initial)))).flat();
const enrichForPagination = (key, fetcher, request) => {
  const firstPage = fetcher(request);
  return Object.assign(firstPage, {
    all: () => fetchAll(key, fetcher, request, firstPage),
    [Symbol.asyncIterator]: () => fetchPaginated(key, fetcher, request, firstPage)
  });
};
export {
  enrichForPagination,
  extract,
  fetchAll,
  fetchPaginated
};