@shopgate/pwa-common-commerce/reviews/reducers/reviewsById.js

Commerce library for the Shopgate Connect PWA.

import "core-js/modules/es.array.reduce.js";
import { RECEIVE_PRODUCT_REVIEWS, RECEIVE_REVIEWS, RECEIVE_USER_REVIEW, RECEIVE_SUBMIT_REVIEW } from "../constants";

/**
 * Stores a collection of products by the related hash of the request parameters.
 * @param {Object} [state={}] The current state.
 * @param {Object} action The current redux action.
 * @return {Object} The new state.
 */
function reviewsById(state = {}, action = {}) {
  switch (action.type) {
    case RECEIVE_PRODUCT_REVIEWS:
    case RECEIVE_REVIEWS:
      {
        const nextReviews = action.reviews || [];
        return nextReviews.reduce((currentReviews, review) => ({
          ...currentReviews,
          [review.id]: review
        }), state);
      }
    case RECEIVE_SUBMIT_REVIEW:
    case RECEIVE_USER_REVIEW:
      return {
        ...state,
        [action.review.id]: action.review
      };
    default:
      return state;
  }
}
export default reviewsById;