importScripts('https://www.gstatic.com/firebasejs/9.0.0/firebase-app-compat.js');
importScripts('https://www.gstatic.com/firebasejs/9.0.0/firebase-messaging-compat.js');

firebase.initializeApp({
  apiKey: "AIzaSyDLqlf96eXGdRjHWJiwNp00o6_Rp8cf1l0",
  authDomain: "clickandjoin-69e74.firebaseapp.com",
  databaseURL: 'https://clickandjoin-69e74.firebaseio.com',
  projectId: "clickandjoin-69e74",
  storageBucket: "clickandjoin-69e74.appspot.com",
  messagingSenderId: "75683497512",
  appId: "1:75683497512:web:57b0e0446813fe51e7971d"
});

// Retrieve an instance of Firebase Messaging so that it can handle background
// messages.
const messaging = firebase.messaging();

messaging.onMessage((payload) => {
  console.log('Message received. ', payload);
  // ...
});