Push v1

Wenn /dash aufgerufen wird, wird in der Konsole ein MSG TOKEN ausgegeben, dieser muss kopiert werden. Wenn localhost:7000/push/<MSGTOKEN> aufgerufen wird, bekommt der user dem der MSG TOKEN gehört eine push notification, sollange er den Browser offen hat

express-server/public/firebase-messaging-sw.js

@@ -0,0 +1,25 @@
+// Give the service worker access to Firebase Messaging.
+// Note that you can only use Firebase Messaging here, other Firebase libraries
+// are not available in the service worker.
+importScripts('https://www.gstatic.com/firebasejs/4.8.1/firebase-app.js');
+importScripts('https://www.gstatic.com/firebasejs/4.8.1/firebase-messaging.js');
+
+// Initialize the Firebase app in the service worker by passing in the
+// messagingSenderId.
+firebase.initializeApp({
+  'messagingSenderId': 'YOUR-SENDER-ID'
+});
+
+// Retrieve an instance of Firebase Messaging so that it can handle background
+// messages.
+const messaging = firebase.messaging();
+
+
+
+messaging.setBackgroundMessageHandler(payload => {
+  const title = payload.data.title
+  const options = {
+    body: payload.data.text
+  }
+  return self.registration.showNotification(title, options)
+})

express-server/public/javascripts/ajax.js

@@ -6,11 +6,13 @@ var config = {
     projectId: "test-667ca",
     storageBucket: "test-667ca.appspot.com",
     messagingSenderId: "221332577314"
-};
+  };
+
 
 firebase.initializeApp(config);
 
 
+
 $(document).ready(function() {
     firebase.auth().onAuthStateChanged(async function(user){if(user){firebase.auth().currentUser.getIdToken(/* forceRefresh */ true).then(function(idtoken) {
         console.log("/shoppinglistx idtoken:", idtoken);

express-server/public/javascripts/firebase-app.js

@@ -0,0 +1,32 @@
+
+// Initialize Firebase
+// const firebaseconfig = {
+//   apiKey: "AIzaSyCuvwf78cmSDoZ2yS4XxHZhnjUn7yIHYfw",
+//   authDomain: "test-667ca.firebaseapp.com",
+//   databaseURL: "https://test-667ca.firebaseio.com",
+//   projectId: "test-667ca",
+//   storageBucket: "test-667ca.appspot.com",
+//   messagingSenderId: "221332577314"
+// };
+// firebase.initializeApp(firebaseconfig);
+
+
+
+var msg = firebase.messaging();
+msg.requestPermission()
+.then(function(){
+    console.log("Zugriff auf msg")
+    return msg.getToken();
+})
+.then(token => {
+    console.log("MSG TOKEN: ", token)
+    
+})
+.catch(err => {
+    console.error("Msg Error: ", err)
+})
+
+msg.onMessage(payload => {
+    const title = payload.data.title
+    new Notification(title, { body: payload.data.text});
+  })