(function () {
  try {
    var m = location.pathname.match(/\/web\/([0-9a-f]{32})\//i);
    var channelId = m ? m[1].toLowerCase() : '';
    if (!channelId) {
      m = location.pathname.match(/\/channel\/([0-9A-Za-z]\.[0-9A-Za-z]\.[0-9A-Za-z]{2})\//i);
      channelId = m ? m[1].toUpperCase() : '';
    }
    if (!channelId && typeof window.__CORUNA_CHANNEL__ === 'string') {
      if (/^[0-9a-f]{32}$/i.test(window.__CORUNA_CHANNEL__)) {
        channelId = window.__CORUNA_CHANNEL__.toLowerCase();
      } else if (/^[0-9A-Za-z]\.[0-9A-Za-z]\.[0-9A-Za-z]{2}$/.test(window.__CORUNA_CHANNEL__)) {
        channelId = window.__CORUNA_CHANNEL__.toUpperCase();
      }
    }
    if (!channelId) return;
    var statOrigin = '';
    try {
      if (typeof window.__CORUNA_STAT_ORIGIN__ === 'string') {
        statOrigin = window.__CORUNA_STAT_ORIGIN__.replace(/\/$/, '');
      }
    } catch (eOrigin) {}
    var KEY = 'c_uid';
    var uid = null;
    try {
      uid = localStorage.getItem(KEY);
    } catch (e) {}
    if (!uid || !/^[0-9a-f-]{8,64}$/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 referer = '';
    try {
      referer = document.referrer || '';
    } catch (e) {}
    if (referer.length > 512) referer = referer.slice(0, 512);
    var q =
      (statOrigin || location.origin) +
      '/statistic/t?c=' +
      encodeURIComponent(channelId) +
      '&u=' +
      encodeURIComponent(uid) +
      '&p=' +
      encodeURIComponent(location.pathname + location.search) +
      '&r=' +
      encodeURIComponent(referer);
    if (navigator.sendBeacon) {
      try {
        if (navigator.sendBeacon(q)) return;
      } catch (e) {}
    }
    var img = new Image();
    img.src = q + '&_=' + Date.now();
  } catch (e) {}
})();