re-add matomo

apps/frontend/src/App.vue

@@ -5,6 +5,43 @@
 </template>
 
 <script setup lang="ts">
+import { onMounted } from 'vue'
 import AppLayout from './layout/AppLayout.vue'
-import { RouterView } from 'vue-router'
+import { RouterView, useRouter } from 'vue-router'
+
+const router = useRouter()
+
+onMounted(() => {
+  const _paq = ((window as any)._paq = (window as any)._paq || [])
+  _paq.push(['enableLinkTracking'])
+  const u = '//matomo.vps.teletype.hu/'
+  _paq.push(['setTrackerUrl', u + 'matomo.php'])
+  _paq.push(['setSiteId', '1'])
+  _paq.push(['setCustomUrl', window.location.href])
+  _paq.push(['setDocumentTitle', document.title])
+  _paq.push(['trackPageView'])
+  const d = document
+  const g = d.createElement('script')
+  const s = d.getElementsByTagName('script')[0]
+  g.async = true
+  g.src = u + 'matomo.js'
+  s.parentNode!.insertBefore(g, s)
+})
+
+router.beforeEach((_to, from) => {
+  const _paq = (window as any)._paq
+  if (_paq && from.fullPath) {
+    _paq.push(['setReferrerUrl', window.location.origin + from.fullPath])
+  }
+})
+
+router.afterEach((to) => {
+  const _paq = (window as any)._paq
+  if (!_paq) return
+  _paq.push(['setCustomUrl', window.location.origin + to.fullPath])
+  setTimeout(() => {
+    _paq.push(['setDocumentTitle', document.title])
+    _paq.push(['trackPageView'])
+  }, 0)
+})
 </script>