firebase.js

import firebase from "firebase/app";
import 'firebase/analytics';

const firebaseConfig = {
  apiKey: '***************',
  authDomain: '**************',
  projectId: '**************',
  storageBucket: '*******************',
  messagingSenderId: '****************',
  appId: '*******************',
  measurementId: '**********',
};
if (!firebase.apps.length) {
  firebase.initializeApp(firebaseConfig);
}
const analytics = firebase.analytics;

export { firebase, analytics };