restore deleted firebase auth entry

restore-auth-firebase.js

/* 

you need to have the user collection with id or smth, 
them replace id with the user_id and the fields like name, photo, etc 

fields to replace: uid, email, displayName, photoURL.

run this script: node restore-auth-firebase.js

*/

const admin = require('firebase-admin')

const serviceAccount = require("./key.json")

admin.initializeApp({
  credential: admin.credential.cert(serviceAccount)
})

;(async ()=>{
  admin.auth().importUsers([
    {
      uid: 'some-uid',
      displayName: 'user name',
      email: '[email protected]',
      photoURL: 'photo url',
      emailVerified: true,
      // Set this user as admin.
      customClaims: { admin: false },
      // User with Google provider.
      providerData: [
        {
          uid: 'some-uid',
          email: '[email protected]',
          displayName: 'username',
          photoURL: 'photo url',
          providerId: 'google.com',
        },
      ],
    },
  ])
  .then((results) => {
    console.log(results)
    results.errors.forEach((indexedError) => {
      console.log(indexedError)
      console.log(`Error importing user ${indexedError.index}`);
    });
  })
  .catch((error) => {
    console.log('Error importing users :', error);
  });
})();