[MAGENTO 2] Mixin JS for place-order action

place-order-mixin.js

// Jlnarvaez/Checkout/view/frontend/web/js/action/place-order-mixin

define([
    'mage/utils/wrapper'
], function (wrapper) {
    'use strict';

    return function (placeOrderFunction) {
        return wrapper.wrap(placeOrderFunction, function (originalPlaceOrder, paymentData, messageContainer) {
            originalPlaceOrder(paymentData, messageContainer);
            // add extended functionality here
        });
    };
});

place-order.js

/**
 * ORIGINAL place-order.js FROM CORE (Magento_Checkout) v2.4
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */

/**
 * @api
 */
define([
    'Magento_Checkout/js/model/quote',
    'Magento_Checkout/js/model/url-builder',
    'Magento_Customer/js/model/customer',
    'Magento_Checkout/js/model/place-order'
], function (quote, urlBuilder, customer, placeOrderService) {
    'use strict';

    return function (paymentData, messageContainer) {
        var serviceUrl, payload;

        payload = {
            cartId: quote.getQuoteId(),
            billingAddress: quote.billingAddress(),
            paymentMethod: paymentData
        };

        if (customer.isLoggedIn()) {
            serviceUrl = urlBuilder.createUrl('/carts/mine/payment-information', {});
        } else {
            serviceUrl = urlBuilder.createUrl('/guest-carts/:quoteId/payment-information', {
                quoteId: quote.getQuoteId()
            });
            payload.email = quote.guestEmail;
        }

        return placeOrderService(serviceUrl, payload, messageContainer);
    };
});

requirejs-config.js

// Jlnarvaez/Checkout/view/frontend/requirejs-config.js

var config = {
    config: {
        mixins: {
            'Magento_Checkout/js/action/place-order': {
                'Jlnarvaez_Checkout/js/action/place-order-mixin': true
            },
        }
    }
};