blitzkit/packages/website/src/components/Analytics.astro

---
import { assertSecret } from "@blitzkit/core";

const PUBLIC_GOOGLE_TAG_MANAGER_ID = assertSecret(
  import.meta.env.PUBLIC_GOOGLE_TAG_MANAGER_ID,
);
---

<script
  is:inline
  async
  src={`https://www.googletagmanager.com/gtag/js?id=${PUBLIC_GOOGLE_TAG_MANAGER_ID}`}
></script>

<script is:inline define:vars={{ PUBLIC_GOOGLE_TAG_MANAGER_ID }}>
  window.dataLayer = window.dataLayer || [];

  function gtag() {
    dataLayer.push(arguments);
  }

  gtag("js", new Date());

  gtag("config", PUBLIC_GOOGLE_TAG_MANAGER_ID);
</script>