components/analytics/Posthog.js

@@ -0,0 +1,18 @@
+import Script from 'next/script'
+
+import siteMetadata from '@/data/siteMetadata'
+
+const PosthogScript = () => {
+  return (
+    <>
+      <Script strategy="lazyOnload" id="posthog-script">
+        {`
+            !function(t,e){var o,n,p,r;e.__SV||(window.posthog=e,e._i=[],e.init=function(i,s,a){function g(t,e){var o=e.split(".");2==o.length&&(t=t[o[0]],e=o[1]),t[e]=function(){t.push([e].concat(Array.prototype.slice.call(arguments,0)))}}(p=t.createElement("script")).type="text/javascript",p.async=!0,p.src=s.api_host+"/static/array.js",(r=t.getElementsByTagName("script")[0]).parentNode.insertBefore(p,r);var u=e;for(void 0!==a?u=e[a]=[]:a="posthog",u.people=u.people||[],u.toString=function(t){var e="posthog";return"posthog"!==a&&(e+="."+a),t||(e+=" (stub)"),e},u.people.toString=function(){return u.toString(1)+".people (stub)"},o="capture identify alias people.set people.set_once set_config register register_once unregister opt_out_capturing has_opted_out_capturing opt_in_capturing reset isFeatureEnabled onFeatureFlags".split(" "),n=0;n<o.length;n++)g(u,o[n]);e._i.push([i,s,a])},e.__SV=1)}(document,window.posthog||[]);
+            posthog.init('${siteMetadata.analytics.posthogAnalyticsId}',{api_host:'https://app.posthog.com'})
+        `}
+      </Script>
+    </>
+  )
+}
+
+export default PosthogScript

components/analytics/index.js

@@ -2,6 +2,7 @@ import GA from './GoogleAnalytics'
 import Plausible from './Plausible'
 import SimpleAnalytics from './SimpleAnalytics'
 import Umami from './Umami'
+import Posthog from './Posthog'
 import siteMetadata from '@/data/siteMetadata'
 
 const isProduction = process.env.NODE_ENV === 'production'
@@ -13,6 +14,7 @@ const Analytics = () => {
       {isProduction && siteMetadata.analytics.simpleAnalytics && <SimpleAnalytics />}
       {isProduction && siteMetadata.analytics.umamiWebsiteId && <Umami />}
       {isProduction && siteMetadata.analytics.googleAnalyticsId && <GA />}
+      {isProduction && siteMetadata.analytics.posthogAnalyticsId && <Posthog />}
     </>
   )
 }

data/siteMetadata.js

@@ -25,6 +25,7 @@ const siteMetadata = {
     simpleAnalytics: false, // true or false
     umamiWebsiteId: '', // e.g. 123e4567-e89b-12d3-a456-426614174000
     googleAnalyticsId: '', // e.g. UA-000000-2 or G-XXXXXXX
+    posthogAnalyticsId: '', // posthog.init e.g. phc_5yXvArzvRdqtZIsHkEm3Fkkhm3d0bEYUXCaFISzqPSQ
   },
   newsletter: {
     // supports mailchimp, buttondown, convertkit, klaviyo, revue, emailoctopus