vakantieveilingen.js

document.addEventListener("DOMContentLoaded", function() {
    const title = document.title;

    const updateData = () => {
      const timer = document.querySelector('div[data-aq="bidding-container"] div[data-aq="timer-running"]');

      const lastMinute = document.querySelector('.timer-countdown-label');
      const highestBid = document.querySelector('div[data-aq="highest-bid"] > h3');

      if(timer) {
        const hours = timer.querySelector('span[data-aq="hours"]');
        const minutes = timer.querySelector('span[data-aq="minutes"]');
        const seconds = timer.querySelector('span[data-aq="seconds"]');
        document.title = `${hours.innerText}:${minutes.innerText}:${seconds.innerText} - ${highestBid.innerText} - ${title}`;
      } else if (lastMinute) {
        document.title = `🚨 ${lastMinute.innerText} - ${highestBid.innerText} - ${title}`;
      } else {
        document.title = title;
      }
    };

    setInterval(updateData, 250);
});

Adds timer & current bid to the tab bar: