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

Commerce library for the Shopgate Connect PWA.

import "core-js/modules/es.array.reduce.js";
import { PRODUCT_LIFETIME, REQUEST_PRODUCT_VARIANTS, RECEIVE_PRODUCT_VARIANTS, ERROR_PRODUCT_VARIANTS, EXPIRE_PRODUCT_BY_ID, EXPIRE_PRODUCT_DATA } from "../constants";

/**
 * Stores product variants by the ID of the related parent product.
 * @param {Object} [state={}] The current state.
 * @param {Object} action The action object.
 * @return {Object} The new state.
 */
export default function variantsByProductId(state = {}, action = {}) {
  switch (action.type) {
    case REQUEST_PRODUCT_VARIANTS:
      return {
        ...state,
        [action.productId]: {
          ...state[action.productId],
          isFetching: true,
          expires: 0
        }
      };
    case RECEIVE_PRODUCT_VARIANTS:
      return {
        ...state,
        [action.productId]: {
          ...state[action.productId],
          variants: action.variants,
          isFetching: false,
          expires: Date.now() + PRODUCT_LIFETIME
        }
      };
    case ERROR_PRODUCT_VARIANTS:
      return {
        ...state,
        [action.productId]: {
          ...state[action.productId],
          isFetching: false
        }
      };
    case EXPIRE_PRODUCT_BY_ID:
      return {
        ...state,
        [action.productId]: {
          ...state[action.productId],
          expires: 0
        }
      };
    case EXPIRE_PRODUCT_DATA:
      {
        return Object.keys(state).reduce((acc, productId) => {
          acc[productId] = {
            ...state[productId],
            expires: 0
          };
          return acc;
        }, {});
      }
    default:
      return state;
  }
}