analytics-body.html

<script>
  let links = document.querySelectorAll("a[data-analytics]");
  for (var i = 0; i < links.length; i++) {
      links[i].addEventListener('click', handleLinkEvent);
      links[i].addEventListener('auxclick', handleLinkEvent);
  }

  function handleLinkEvent(event) {
      var link = event.target;
      var middle = event.type == "auxclick" && event.which == 2;
      var click = event.type == "click";
      while (link && (typeof link.tagName == 'undefined' || link.tagName.toLowerCase() != 'a' || !link.href)) {
          link = link.parentNode;
      }
      if (middle || click) {
          let attributes = link.getAttribute('data-analytics').split(/,(.+)/);
          let events = [JSON.parse(attributes[0]), JSON.parse(attributes[1] || '{}')];
          plausible(...events);
      }
      if (!link.target) {
          if (!(event.ctrlKey || event.metaKey || event.shiftKey) && click) {
              setTimeout(function () {
                  location.href = link.href;
              }, 150);
              event.preventDefault();
          }
      }
  }
</script>