SyneticNL/Hyral

import parse from 'qs/lib/parse';
import url from 'url';

/**
 * @param {JsonApiResponse} response
 *
 * @returns {{count: number, pages: number}}
 */
export default function normalizePaging(response) {
  if (!response.links || !response.links.last) {
    return {
      count: 0,
      pages: 0,
    };
  }

  const query = parse(
    url.parse(response.links.last).query,
  );

  const numPages = parseInt(query.page.number, 10);
  const numPerPage = parseInt(query.page.size, 10);

  return {
    count: numPages * numPerPage,
    pages: numPages,
  };
}