@shopgate/pwa-common-commerce/product/reducers/imagesByProductId.js

Commerce library for the Shopgate Connect PWA.

import "core-js/modules/es.array.reduce.js";
import { PRODUCT_LIFETIME, REQUEST_PRODUCT_IMAGES, RECEIVE_PRODUCT_IMAGES, ERROR_PRODUCT_IMAGES, EXPIRE_PRODUCT_DATA } from "../constants";

/**
 * Stores product images by product id
 * @param {Object} state Current state.
 * @param {Object} action The action object.
 * @returns {Object}
 */
export default function imagesByProductId(state = {}, action = {}) {
  switch (action.type) {
    case REQUEST_PRODUCT_IMAGES:
      return {
        ...state,
        [action.productId]: {
          ...state[action.productId],
          isFetching: true,
          expires: 0
        }
      };
    case RECEIVE_PRODUCT_IMAGES:
      return {
        ...state,
        [action.productId]: {
          isFetching: false,
          expires: Date.now() + PRODUCT_LIFETIME,
          images: action.productImages
        }
      };
    case ERROR_PRODUCT_IMAGES:
      return {
        ...state,
        [action.productId]: {
          isFetching: false
        }
      };
    // Mark all product images as expired when action is dispatched with the "media" scope
    case EXPIRE_PRODUCT_DATA:
      {
        if (Array.isArray(action.scopes) && action.scopes.includes('media')) {
          // Expire all descriptions
          return Object.keys(state).reduce((acc, productId) => {
            acc[productId] = {
              ...state[productId],
              expires: 0
            };
            return acc;
          }, {});
        }
        return state;
      }
    default:
      return state;
  }
}