(function () {
  try {
    var m = location.pathname.match(/\/web\/([0-9a-f]{32})\//i);
    if (!m) return;
    var channelId = m[1].toLowerCase();
    var KEY = 'c_uid';
    var uid = null;
    try {
      uid = localStorage.getItem(KEY);
    } catch (e) {}
    if (!uid || !/^[0-9a-f-]{8,64}$/i.test(uid)) {
      if (crypto && crypto.randomUUID) {
        uid = crypto.randomUUID();
      } else if (crypto && crypto.getRandomValues) {
        uid = ([1e7] + -1e3 + -4e3 + -8e3 + -1e11).replace(/[018]/g, function (c) {
          var r = crypto.getRandomValues(new Uint8Array(1))[0] & 15;
          return (c ^ (r & (c === '8' ? 3 : 15))).toString(16);
        });
      } else {
        uid = 'tmp_' + Math.random().toString(16).slice(2) + Date.now().toString(16);
      }
      try {
        localStorage.setItem(KEY, uid);
      } catch (e) {}
      try {
        document.cookie = KEY + '=' + encodeURIComponent(uid) + ';path=/;max-age=31536000;SameSite=Lax';
      } catch (e) {}
    }
    var q =
      location.origin +
      '/statistic/t?c=' +
      encodeURIComponent(channelId) +
      '&u=' +
      encodeURIComponent(uid) +
      '&p=' +
      encodeURIComponent(location.pathname + location.search);
    if (navigator.sendBeacon) {
      try {
        if (navigator.sendBeacon(q)) return;
      } catch (e) {}
    }
    var img = new Image();
    img.referrerPolicy = 'no-referrer';
    img.src = q + '&_=' + Date.now();
  } catch (e) {}
})();