{{ with site.Config.Services.GoogleAnalytics.ID }}
  <script
    async
    src="https://www.googletagmanager.com/gtag/js?id={{ . }}"></script>
<script>
  window.dataLayer = window.dataLayer || [];
  function gtag(){dataLayer.push(arguments);}
  gtag('js', new Date());

  {{ $site := site.BaseURL | replaceRE "^https?://(www\\.)?([^/]+).*" "$2" }}
  gtag('config', '{{ . }}', {'anonymize_ip': true, 'dimension1': '{{ $site }}', 'dimension2': '{{ getenv "BRANCH" }}'});

/**
* Function that tracks a click on an outbound link in Analytics.
* Setting the transport method to 'beacon' lets the hit be sent
* using 'navigator.sendBeacon' in browser that support it.
*/
var trackOutboundLink = function(id, url) {
  gtag('event', 'click', {
    'event_category': 'outbound',
    'event_label': id,
    'transport_type': 'beacon'
  });
}

</script>
{{ end }}
