*Tampermonkey script running on spotify app tab* It mutes the player when the "Advertisment" kicks-in, and once Ads are over it un-mutes the player back

spotify-mute-on-ads.js

// ==UserScript==
// @name         Spotify-Mute-on-Ads
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  It mutes the player when the "Advertisment" kicks-in, and once Ads are over it un-mutes the player back
// @author       Vasilake.sven
// @match        https://open.spotify.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=spotify.com
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    let currentlyAdsAreOn = false;

    function checkForAd() {
        let adsEnabled = document.querySelector('footer[data-testid="now-playing-bar"][data-testadtype="ad-type-ad"]');

        if (adsEnabled && currentlyAdsAreOn === false) {
            currentlyAdsAreOn = true;
            console.log('Advertisment enabled :( ');
            toggleMute();
        }

        if (!adsEnabled && currentlyAdsAreOn === true) {
            currentlyAdsAreOn = false;
            console.log('Advertisment disabled :) ');
            toggleMute();
        }
        setTimeout(checkForAd, 500);
    }

    function toggleMute() {
        console.log('toggle mute');
        document.querySelector('button[data-testid="volume-bar-toggle-mute-button"]').click();
    }
    // Your code here...
    console.log('Start watching for advertisment...');
    checkForAd();
})();