Ubik Academy - automatically extend lab time

[EN] Extend the time the lab is usable when the timer is below 10 minutes

Du musst eine Erweiterung wie Tampermonkey, Greasemonkey oder Violentmonkey installieren, um dieses Skript zu installieren.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

Sie müssten eine Skript Manager Erweiterung installieren damit sie dieses Skript installieren können

(Ich habe schon ein Skript Manager, Lass mich es installieren!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name           Ubik Academy - automatically extend lab time
// @version        0.3
// @namespace      nil
// @author         nil
// @grant          none
// @description    [EN] Extend the time the lab is usable when the timer is below 10 minutes
// @include        https://cyberkube.app/?token=*
// @license        GPLv3
// ==/UserScript==

(function nil_greasemonkey_ubik_extendlab() {
  "use strict";
  function checkTimerAndPotentiallyExtendLab() {
    let elt = document.getElementById("timer");
    // "01h : 53m : 35s"
    if (!elt || 9 >= elt.innerText.length) return;
    let remaining_seconds = elt.innerText
				.replace(/[hms\s]/g, "")
         		        .split(':')
    				.map(Number)
    				.reverse()
    				.reduce((acc, elt, idx) => acc + elt * 60**idx, 0);
    // do nothing if more than 10 minutes left (600 seconds)
    if (600 <= remaining_seconds) return;

    let extendBtn = document.getElementById("extend-btn");
    if (!extendBtn) { console.log("#extend-btn element not found"); return; }

    console.log("clicked the extend lab button!");
    extendBtn.click();

    // wait 20 s then refresh the page
    window.setTimeout(() => location.reload(), 20000);
  }
  
  window.setInterval(checkTimerAndPotentiallyExtendLab, 60000);
})();