chore: Update onMessage event to include conversation id (#7497)

app/javascript/widget/helpers/IframeEventHelper.js

@@ -25,3 +25,23 @@ export const getExtraSpaceToScroll = () => {
 
   return extraHeight;
 };
+
+export const shouldTriggerMessageUpdateEvent = message => {
+  const { previous_changes: previousChanges } = message;
+
+  if (!previousChanges) {
+    return false;
+  }
+  const hasNotifiableAttributeChanges = Object.keys(previousChanges).includes(
+    'content_attributes'
+  );
+  if (!hasNotifiableAttributeChanges) {
+    return false;
+  }
+
+  const hasSubmittedValueChanges = Object.keys(
+    previousChanges.content_attributes[1] || {}
+  ).includes('submitted_values');
+
+  return hasSubmittedValueChanges;
+};