// ==UserScript==
// @name         Mark old thread items on mikrocontroller.net
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  try to take over the world!
// @author       You
// @match        https://www.mikrocontroller.net/topic/*
// @icon         https://www.google.com/s2/favicons?domain=mikrocontroller.net
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    let timeDiff = 365*24*60*60*1000; // a year
    var now = Date.now();
    let divDates = document.getElementsByClassName("datetime");

    for(var i = 0; i <divDates.length; i++) {
        var articleDate = Date.parse(divDates[i].getAttribute("datetime"));
        if (now - articleDate > timeDiff) { // older articles -> mark
            // filter logged actions
            if (!divDates[i].parentNode.parentNode.classList.contains("logged_actions")) {
                divDates[i].parentNode.parentNode.parentNode.style.backgroundColor = "red";
            }
        }
    }
})();