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});
+  })

express-server/routes/index.js

@@ -27,6 +27,29 @@ var firebaseAdmin = admin.initializeApp({
   databaseURL: 'https://test-667ca.firebaseio.com'
 });
 
+//Push
+router.get('/push/:msgtoken', function (req, res, next) {
+  var message = {
+    data: {
+      title: 'Nachricht',
+      text: 'Die Einkaufsliste wurde geupdated'
+    }
+  };
+  
+  const token = req.params.msgtoken
+  firebaseAdmin.messaging().sendToDevice(token, message)
+  .then(function(response) {
+    // See the MessagingDevicesResponse reference documentation for
+    // the contents of response.
+    console.log('Successfully sent message:', response);
+  })
+  .catch(function(error) {
+    console.log('Error sending message:', error);
+  });
+
+    
+});
+
 
 // Login und Dash
 router.get('/', function(req, res, next) {
@@ -35,8 +58,8 @@ router.get('/', function(req, res, next) {
 
 
 router.get('/dash/:idtoken', function(req, res, next) {
-    
+  // const msgtoken = req.params.msgtoken;
-  var token = req.params.idtoken;
+  const token = req.params.idtoken;
   var uid;
   firebaseAdmin.auth().verifyIdToken(token)
     .then(function(decodedToken) {
@@ -50,6 +73,8 @@ router.get('/dash/:idtoken', function(req, res, next) {
     });
 
 
+
+      
     res.render('dash');
 });
 

express-server/views/dash.ejs

@@ -6,6 +6,7 @@
     <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.5.0/css/all.css" integrity="sha384-B4dIYHKNBt8Bc12p+WXckhzcICo0wtJAoU8YZTY5qE0Id1GSseTk6S+L3BlXeVIU" crossorigin="anonymous">
     <link rel='stylesheet' href='/bootstrap/dist/css/bootstrap.min.css'>
     <script src="https://www.gstatic.com/firebasejs/5.7.0/firebase.js"></script>
+    
   </head>
   <body id="vue-app">
 
@@ -112,5 +113,6 @@
     <script src="/javascripts/ajax.js"></script>
     <script src="https://unpkg.com/ionicons@4.4.8/dist/ionicons.js"></script>
     <script src="/javascripts/test.js"></script>
+    <script src="/javascripts/firebase-app.js"></script>
   </body>
 </html>