Merge pull request #1440 from alphagov/update-details-ga-event-structure

Update event structure for details_opened GA event

Author: DavidBiddle

app/frontend/javascript/utils/google-analytics/index.js

@@ -105,9 +105,12 @@ export function attachDetailsOpenTracker () {
       const summary = detailsElement.querySelector('summary')
       if (detailsElement.open) {
         window.dataLayer.push({
-          event: 'details_opened',
-          url: window.location,
-          text: summary.textContent
+          event: 'event_data',
+          event_data: {
+            event_name: 'details_opened',
+            url: window.location,
+            text: summary.textContent
+          }
         })
       }
     })

app/frontend/javascript/utils/google-analytics/index.test.js

@@ -206,9 +206,12 @@ describe('google_tag.mjs', () => {
         document.querySelector('details').querySelector('summary').click()
 
         expect(window.dataLayer).toContainEqual({
-          event: 'details_opened',
-          url: document.location,
-          text: summaryText
+          event: 'event_data',
+          event_data: {
+            event_name: 'details_opened',
+            url: document.location,
+            text: summaryText
+          }
         })
       })
     })