TamperMonkey - Amazon orders page grand total script

TamperMonkey - Amazon orders page grand total script

// ==UserScript==
// @name         Amazon page total
// @namespace    http://tampermonkey.net/
// @version      2026-02-12
// @description  try to take over the world!
// @author       You
// @match        https://www.amazon.ca/your-orders/orders*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=amazon.ca
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    var prices = Array.from(document.querySelectorAll("span"))
        .filter(function(el){ return el.textContent.includes("Total") })
        .map(function(el){ return el.parentElement.nextElementSibling.querySelector("span").textContent })
        .map(function(text){ return Number(text.replace("$", "")) });

    var sum = 0;

    prices.forEach(function(x){
      sum = sum + x;
    });

    document.querySelector('.your-orders-content-container').insertAdjacentHTML('afterbegin', `<h1>ORDER PAGE TOTAL: $${sum}</h1>`);
})();