youtube set scrobbling POC

poc.js

(function(){
  // document.getElementById('more').dispatchEvent(new Event('click'));
  // seems it is not necessary after all; description is already present
  let c = document.getElementById('description');
  var ts = Array.from(c.querySelectorAll('a[href^="/"][href*="&t="]'))
    .map(
      a=>[
        a.getAttribute('href').match(/&t=([^&]*)/)[1], // seconds
        a.nextSibling.textContent.trim().split('\n')[0] // title
      ]
    );
  console.info(ts)
})()
// https://www.youtube.com/watch?v=0Y2UzCL0ZGI (terrible performance, but nice "Play list:" section)
// https://github.com/web-scrobbler/web-scrobbler/issues/122