Price Converter with Tax for Specific Websites

Convert price tags website
La data de 17-05-2023. Vezi ultima versiune.
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// ==UserScript==
// @name         Price Converter with Tax for Specific Websites
// @namespace    http://tampermonkey.net/
// @version      0.3
// @description  Convert price tags website
// @author       Nears
// @match        *://*.newegg.ca/*
// @match        *://*.canadacomputers.com/*
// @grant        none
// @license      MIT

// ==/UserScript==

(function() {
    'use strict';

    const TAX_RATE = 0.14975;

    const websites = [
        {
            domain: 'newegg.ca',
            selectors: ['li.price-current', '.goods-info'],
            updatePrice: (element) => {
                const strongElement = element.querySelector('strong');
                const supElement = element.querySelector('sup');
                if (strongElement && supElement) {
                    const price = parseFloat(`${strongElement.textContent.replace(',', '')}${supElement.textContent}`);
                    const convertedPrice = convertPrice(price);
                    strongElement.textContent = convertedPrice.split('.')[0];
                    supElement.textContent = `.${convertedPrice.split('.')[1]}`;
                }
            }
        },
        {
            domain: 'canadacomputers.com',
            selectors: [
                '.col-auto.col-md-12.order-2.order-md-1.text-red .h2-big strong',
                '.h2-big > strong:nth-child(1)',
                '.d-block.mb-0.pq-hdr-product_price.line-height',
            ],
            updatePrice: (element) => {
                const price = parseFloat(element.textContent.replace('$', '').replace(',', ''));
                const convertedPrice = convertPrice(price);
                element.textContent = `$${convertedPrice}`;
            }
        }
    ];

    function convertPrice(price) {
        const priceWithTax = price * (1 + TAX_RATE);
        return priceWithTax.toFixed(2);
    }

    function updatePriceTags(website) {
        website.selectors.forEach(selector => {
            const priceElements = document.querySelectorAll(selector);
            priceElements.forEach(element => {
                website.updatePrice(element);
            });
        });
    }

    const hostname = window.location.hostname;

    websites.forEach(website => {
        if (hostname.includes(website.domain)) {
            updatePriceTags(website);
        }
    });
})();