@shopgate/engage/filter/helpers/buildInitialFilters.js

Shopgate's ENGAGE library.

import { FILTER_TYPE_RANGE } from '@shopgate/engage/filter/constants';

/**
 * @param {Object} filters The available filters.
 * @param {Object} activeFilters The selected filters.
 * @returns {Object}
 */
export default function buildInitialFilters(filters, activeFilters) {
  const defaults = {};
  if (!filters) {
    return defaults;
  }
  filters.forEach(filter => {
    const {
      id,
      maximum,
      minimum,
      type
    } = filter;
    defaults[id] = {
      type,
      value: type === FILTER_TYPE_RANGE ? [minimum, maximum] : []
    };
  });
  return {
    ...defaults,
    ...activeFilters
  };
}