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

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

    if (!preOrder) {
      return result;
    }

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

    if (!preOrder?.payment_option && paymentOptions.length > 0) {
      const firstPaymentOptionPk = paymentOptions[0]?.pk;

      dispatch(apiEndpoints.setPaymentOption.initiate(firstPaymentOptionPk));

      return null;
    }

    return result;
  };
};

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