@shopgate/engage/orders/reducers/ordersByNumber.js

Shopgate's ENGAGE library.

import { produce } from 'immer';
import { REQUEST_ORDER_DETAILS, RECEIVE_ORDER_DETAILS, RECEIVE_ORDER_HISTORY, ERROR_ORDER_DETAILS, CLEAR_ORDERS } from "../constants";
export const CACHE_TIME = 60 * 60 * 1000; // 1 hr in milliseconds

const defaultState = {};

/**
 * Stores orders by the order number.
 * @param {Object} [state={}] The current state.
 * @param {Object} action The action object.
 * @returns {Object} The new state.
 */
const ordersByNumber = (state = defaultState, action = {}) => {
  if (action.type === CLEAR_ORDERS) {
    return defaultState;
  }
  const producer = produce(draft => {
    switch (action.type) {
      case REQUEST_ORDER_DETAILS:
        {
          if (!action.orderNumber) break;
          draft[action.orderNumber] = {
            ...draft[action.orderNumber],
            isFetching: true,
            expires: 0
          };
          break;
        }
      case RECEIVE_ORDER_DETAILS:
        {
          draft[action.order.orderNumber] = {
            ...draft[action.order.orderNumber],
            order: {
              ...action.order,
              lineItemCount: action.order.lineItems.length
            },
            isFetching: false,
            expires: Date.now() + CACHE_TIME
          };
          break;
        }
      case RECEIVE_ORDER_HISTORY:
        {
          action.orders.forEach(order => {
            draft[order.orderNumber] = {
              ...draft[order.orderNumber],
              order: {
                ...draft[order.orderNumber]?.order,
                ...order
              }
            };
          });
          break;
        }
      case ERROR_ORDER_DETAILS:
        {
          if (!action.orderNumber) break;
          draft[action.orderNumber] = {
            isFetching: false,
            expires: 0
          };
          break;
        }
      default:
        break;
    }
  });
  return producer(state);
};
export default ordersByNumber;