Discord Attachment Copier

// ==UserScript==
// @name         Discord Attachment Copier
// @version      1.6
// @description  try to take over the world!
// @author       TurretBot
// @match        *.discord.com/channels/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=discord.com
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    function getsub(id) {
        var attatchments="",att=document.getElementById("message-accessories-"+id).querySelectorAll("a"),subt=document.getElementById("message-content-"+id).querySelectorAll('span'),i=0;
        for (i=0;i<att.length;i++) {
            if ((att[i]+"").includes("cdn.discord")) {attatchments=attatchments.concat(att[i]+"\n")};
        }
        for (i=0;i<subt.length;i++) {
            if (subt[i].className.includes("attachmentLink")) {attatchments=attatchments.concat(subt[i].getAttribute('href')+"\n")};
        }
        //clear dupes (audio has two hrefs w same link)
        attatchments=attatchments.split("\n").filter((item, i, allItems) => {return i === allItems.indexOf(item);}).join("\n");
        return attatchments+document.getElementById("message-content-"+id).innerText.replaceAll("\`\`\`","");
    };

    function ButtonClickAction (zEvent) {
        zEvent.target.innerHTML=getsub(zEvent.target.id);
    }
//edited_f9f2ca
//attachmentLink wrapper_f61d60 interactive
    var mo = new MutationObserver(function(muts) {
        muts.forEach(function(mut) {
            Array.prototype.forEach.call(mut.addedNodes, function(node) {
                if (node instanceof HTMLElement) {
                    Array.prototype.forEach.call(node.querySelectorAll('time'), function(img) {
                        //https://stackoverflow.com/questions/6480082/add-a-javascript-button-using-greasemonkey-or-tampermonkey
                        if (img.class="edited_f9f2ca") {img.innerHTML="";}
                        var zNode=document.createElement('textarea');
                        zNode.rows=1
                        zNode.placeholder="Click for submission text"
                        zNode.id=img.id.replace("message-timestamp-","");
                        zNode.addEventListener(
                            "click", ButtonClickAction, false
                        );
                        img.appendChild(zNode);
                    });
                }
            });
        });
    });
    mo.observe(document.body, {childList: true, subtree: true});
})();