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Indie Gala Gift Bundle Key Exporter

1-Click Key Export for your IndieGala Gifts (Updated for Indiegala's website redesign on May 2020)

// ==UserScript==
// @name         Indie Gala Gift Bundle Key Exporter
// @namespace    http://tampermonkey.net/
// @version      1.2
// @description  1-Click Key Export for your IndieGala Gifts (Updated for Indiegala's website redesign on May 2020)
// @author       MDuh
// @match        https://www.indiegala.com/gift-bundle/*
// @match        https://www.indiegala.com/gift?gift_id=*
// @supportURL   https://github.com/mdnpascual/IndieGala-Gift-Bundle-Key-Exporter/issues
// @grant        none
// ==/UserScript==

var zNode       = document.createElement ('li');
zNode.className = "active bg-gradient-light-blue"
zNode.innerHTML = '<div class="profile-private-page-library-menu-item-inner"><a id="copyKeyButton" href="#" onclick="return false">Redeem Keys</a></div>';
zNode.setAttribute ('id', 'myContainer');

var injectLocation = document.getElementsByClassName("profile-private-page-library-menu")[0].children[0];
injectLocation.appendChild (zNode);
injectLocation.style = "justify-content: space-between; display: flex;"

//--- Activate the newly added button.
document.getElementById ("copyKeyButton").addEventListener (
    "click", main, false
);

function main(){

    // ACTIVATE ALL KEYS
    var buttonToRedeem = document.querySelectorAll("figcaption > div.profile-private-page-library-serial-dialog.display-none > div > button.right.profile-private-page-library-get-serial-btn.bg-gradient-blue");

    for(let item of buttonToRedeem){
        item.click();
        window.getSerialKeyGo = true;
    }

    // KEEP CHECKING UNTIL NODE IS ZERO
    var isItDoneYet = setInterval(function() {
        var checkDOM = document.querySelectorAll("figcaption > div.profile-private-page-library-serial-dialog.display-none > div > button.right.profile-private-page-library-get-serial-btn.bg-gradient-blue");

        if (checkDOM.length === 0) {
            clearInterval(isItDoneYet);
            generateResult();
        }
    }, 200);

}

function generateResult(){
    var keyResult = "";

    // GET GAME LIST
    var gameList = document.evaluate("//li/div/figcaption/div[div[contains(@class, 'left')]]", document, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
    for ( var i=0 ; i < gameList.snapshotLength; i++ )
    {
        // APPEND GAME:KEY LIST
        keyResult +=
            gameList.snapshotItem(i).children[0].children[0].innerHTML  // GAME NAME
            + ":\t" +
            gameList.snapshotItem(i).children[1].children[0].children[0].children[0].value // SERIAL KEY
            + "\r\n";
        // MODIFY HTML TO SET STEAM ICON AS A URL TO ACTIVATE THE KEY TO STEAM
        gameList.snapshotItem(i).children[1].children[0].children[1].setAttribute("onClick", "javascript: window.open('https://store.steampowered.com/account/registerkey?key=" + gameList.snapshotItem(i).children[1].children[0].children[0].children[0].value + "')");
        gameList.snapshotItem(i).children[1].children[0].children[1].setAttribute("class", "right profile-private-page-library-key-icon bg-gradient-blue");
        gameList.snapshotItem(i).children[1].children[0].children[1].style = "cursor: pointer;"
    }

    textToClipboard(keyResult);

    alert("Game keys copied to clipboard");
}

function textToClipboard (text) {
    var dummy = document.createElement("textarea");
    document.body.appendChild(dummy);
    dummy.value = text;
    dummy.select();
    document.execCommand("copy");
    document.body.removeChild(dummy);
}