import { Middleware } from '@reduxjs/toolkit';
import { CheckoutResult, MiddlewareParams } from '../../../types';
import { checkoutApi } from '../../../data/client/checkout';

export const deliveryOptionMiddleware: Middleware = ({
  getState,
  dispatch
}: MiddlewareParams) => {
  return (next) => (action) => {
    const result = next(action) as CheckoutResult;
    const preOrder = result?.payload?.pre_order;

    if (!preOrder) {
      return result;
    }

    const { deliveryOptions } = getState().checkout;
    const { endpoints: apiEndpoints } = checkoutApi;

    if (!preOrder?.delivery_option && deliveryOptions?.length > 0) {
      const customerDeliveryOption = deliveryOptions.find(
        (opt) => opt.delivery_option_type === 'customer'
      )?.pk;

      if (customerDeliveryOption) {
        dispatch(
          apiEndpoints.setDeliveryOption.initiate(customerDeliveryOption)
        );

        return null;
      }
    }

    return result;
  };
};

Object.defineProperty(deliveryOptionMiddleware, 'name', {
  value: 'deliveryOptionMiddleware'
});