Google AnalyticsをCloudflare Zarazに移行する

<!-- Google tag (gtag.js) -->
<script
  async
  src="https://www.googletagmanager.com/gtag/js?id=G-SDE96EMGMW"
></script>
<script>
  window.dataLayer = window.dataLayer || [];
  function gtag() {
    dataLayer.push(arguments);
  }
  gtag("js", new Date());

  gtag("config", "G-SDE96EMGMW");
</script>

<script
  defer=""
  referrerpolicy="origin"
  src="/cdn-cgi/zaraz/s.js?z=JTdCJTIyZXhlY3V0ZWQlMjIlM0ElNUIlNUQlMkMlMjJ0JTIyJTNBJTIydHVuYW1hZ3VybydzJTIwYmxvZyUyMiUyQyUyMnglMjIlM0EwLjM3OTQ1ODIxMTUyNDc0NzM1JTJDJTIydyUyMiUzQTI1NjAlMkMlMjJoJTIyJTNBMTQ0MCUyQyUyMmolMjIlM0ExMjcxJTJDJTIyZSUyMiUzQTI1NjAlMkMlMjJsJTIyJTNBJTIyaHR0cHMlM0ElMkYlMkZ3d3cudHVuYW1hZ3Vyby5kZXYlMkYlMjIlMkMlMjJyJTIyJTNBJTIyJTIyJTJDJTIyayUyMiUzQTI0JTJDJTIybiUyMiUzQSUyMlVURi04JTIyJTJDJTIybyUyMiUzQS01NDAlMkMlMjJxJTIyJTNBJTVCJTVEJTdE"
></script>
<script nonce="9a2b9d9a-6393-489d-81c9-2bcd95c416ba">
  try {
    (function (w, d) {
      !(function (b$, ca, cb, cc) {
        b$[cb] = b$[cb] || {};
        b$[cb].executed = [];
        b$.zaraz = { deferred: [], listeners: [] };
        b$.zaraz.q = [];
        b$.zaraz._f = function (cd) {
          return async function () {
            var ce = Array.prototype.slice.call(arguments);
            b$.zaraz.q.push({ m: cd, a: ce });
          };
        };
        for (const cf of ["track", "set", "debug"])
          b$.zaraz[cf] = b$.zaraz._f(cf);
        b$.zaraz.init = () => {
          var cg = ca.getElementsByTagName(cc)[0],
            ch = ca.createElement(cc),
            ci = ca.getElementsByTagName("title")[0];
          ci && (b$[cb].t = ca.getElementsByTagName("title")[0].text);
          b$[cb].x = Math.random();
          b$[cb].w = b$.screen.width;
          b$[cb].h = b$.screen.height;
          b$[cb].j = b$.innerHeight;
          b$[cb].e = b$.innerWidth;
          b$[cb].l = b$.location.href;
          b$[cb].r = ca.referrer;
          b$[cb].k = b$.screen.colorDepth;
          b$[cb].n = ca.characterSet;
          b$[cb].o = new Date().getTimezoneOffset();
          if (b$.dataLayer)
            for (const cm of Object.entries(
              Object.entries(dataLayer).reduce(
                (cn, co) => ({ ...cn[1], ...co[1] }),
                {},
              ),
            ))
              zaraz.set(cm[0], cm[1], { scope: "page" });
          b$[cb].q = [];
          for (; b$.zaraz.q.length; ) {
            const cp = b$.zaraz.q.shift();
            b$[cb].q.push(cp);
          }
          ch.defer = !0;
          for (const cq of [localStorage, sessionStorage])
            Object.keys(cq || {})
              .filter((cs) => cs.startsWith("_zaraz_"))
              .forEach((cr) => {
                try {
                  b$[cb]["z_" + cr.slice(7)] = JSON.parse(cq.getItem(cr));
                } catch {
                  b$[cb]["z_" + cr.slice(7)] = cq.getItem(cr);
                }
              });
          ch.referrerPolicy = "origin";
          ch.src =
            "/cdn-cgi/zaraz/s.js?z=" +
            btoa(encodeURIComponent(JSON.stringify(b$[cb])));
          cg.parentNode.insertBefore(ch, cg);
        };
        ["complete", "interactive"].includes(ca.readyState)
          ? zaraz.init()
          : b$.addEventListener("DOMContentLoaded", zaraz.init);
      })(w, d, "zarazData", "script");
    })(window, document);
  } catch (err) {
    console.error("Failed to run Cloudflare Zaraz: ", err);
    fetch("/cdn-cgi/zaraz/t", {
      credentials: "include",
      keepalive: true,
      method: "GET",
    });
  }
</script>