Firebase Messaging WIP to clean up service worker and implement proper notifications.

Missed in last commit

client/src/firebase/firebase.utils.js

@@ -24,8 +24,6 @@ export const getCurrentUser = () => {
   });
 };
 
-
-
 export const updateCurrentUser = (userDetails) => {
   return new Promise((resolve, reject) => {
     const unsubscribe = auth.onAuthStateChanged((userAuth) => {
@@ -42,9 +40,9 @@ try {
   messaging = firebase.messaging();
   // Project Settings => Cloud Messaging => Web Push certificates
   messaging.usePublicVapidKey(process.env.REACT_APP_FIREBASE_PUBLIC_VAPID_KEY);
-  console.log("Firebase Messaging initialized successfully.");
+  console.log("**********[FCM UTIL] FCM initialized successfully.");
 } catch {
-  console.log("Firebase Messaging is likely unsupported.");
+  console.log("**********[FCM UTIL] Firebase Messaging is likely unsupported.");
 }
 
 export { messaging };
@@ -62,3 +60,33 @@ export const logImEXEvent = (eventName, additionalParams, stateProp = null) => {
   };
   analytics.logEvent(eventName, eventParams);
 };
+
+messaging.onMessage((payload) => {
+  console.log("**********UTILS Message received. ", payload);
+  // [START_EXCLUDE]
+  // Update the UI to include the received message.
+  //appendMessage(payload);
+
+  // [END_EXCLUDE]
+});
+
+messaging.onTokenRefresh(() => {
+  messaging
+    .getToken()
+    .then((refreshedToken) => {
+      console.log("**********Token refreshed.");
+      // Indicate that the new Instance ID token has not yet been sent to the
+      // app server.
+      // setTokenSentToServer(false);
+      // // Send Instance ID token to app server.
+      // sendTokenToServer(refreshedToken);
+      // // [START_EXCLUDE]
+      // // Display new Instance ID token and clear UI of all previous messages.
+      // resetUI();
+      // [END_EXCLUDE]
+    })
+    .catch((err) => {
+      console.log("**********Unable to retrieve refreshed token ", err);
+      // showToken("Unable to retrieve refreshed token ", err);
+    });
+});