Tampermonkey script tp add #gratidao to all messages on whatsapp web #ironic

gistfile1.txt

// ==UserScript==
// @name         MVP Gratidao
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  add #gratidao to all messages on whatsapp web
// @author       You
// @match        https://web.whatsapp.com/
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    function appendContentInContainer(selector, content) {
        var nodeList = document.querySelectorAll(selector);
        for (var i = 0, length = nodeList.length; i < length; i++) {
            if(nodeList[i].nodeName === 'SPAN' && !nodeList[i].innerHTML.endsWith(content)) {
                nodeList[i].innerHTML = nodeList[i].innerHTML + content;
            }
        }
    }

    setInterval(function() {
        appendContentInContainer('.selectable-text', ' #gratidao');
    }, 250);
    console.log('gratidao started');
})();