add firebase in react

1$ npm install firebase
2
3# or
4
5$ yarn add firebase

1import * as firebase from 'firebase'
2
3const firebaseConfig = {
4    apiKey: "AIzaSyC6EDL8gMkZc3GGzGveMqWe5zvAr5DNiL4",
5    authDomain: "blood-components.firebaseapp.com",
6    databaseURL: "https://blood-components.firebaseio.com",
7    projectId: "blood-components",
8    storageBucket: "blood-components.appspot.com",
9    messagingSenderId: "388223113819",
10    appId: "1:388223113819:web:1273570a12add0fedafd7e",
11    measurementId: "G-K6NM078FWD"
12};
13
14// Initialize Firebase
15firebase.initializeApp(firebaseConfig);
16const auth = firebase.auth();
17const db = firebase.firestore();
18
19//initiating references to the databases
20const usersRef = db.collection('users')
21
22// for privileges purposes
23const functions = firebase.functions();
24
25//google provider sign-in
26const googleProvider = new firebase.auth.GoogleAuthProvider();
27
28
29export { firebase, db, auth, functions, googleProvider }