ionic2 Social Login with Angularfire2/Firebase Native Facebook Login with Angularfire2/Firebase

Example

app.ts

import {Component} from '@angular/core';
import {Platform, ionicBootstrap} from 'ionic-angular';
import {StatusBar} from 'ionic-native';
import {LoginPage} from './pages/login/login';
import {FIREBASE_PROVIDERS, defaultFirebase, AuthMethods, AuthProviders, firebaseAuthConfig} from 'angularfire2';

@Component({
  template: '<ion-nav [root]="rootPage"></ion-nav>'
})

export class MyApp {

  private rootPage: any;

  constructor(private platform: Platform) {
    this.rootPage = LoginPage;

    platform.ready().then(() => {
      // Okay, so the platform is ready and our plugins are available.
      // Here you can do any higher level native things you might need.
      StatusBar.styleDefault();
    });
  }
}

ionicBootstrap(MyApp, [
  FIREBASE_PROVIDERS,
  defaultFirebase({
    apiKey: myAppKey,
    authDomain: 'myapp.firebaseapp.com',
    databaseURL: 'https://myapp.firebaseio.com',
    storageBucket: 'myapp.appspot.com',
  }),
  firebaseAuthConfig({})
]);

login.html

<ion-header>
  <ion-navbar>
    <ion-title>Home</ion-title>
  </ion-navbar>
</ion-header>

<ion-content padding class="login">
  <button (click)="facebookLogin()">Login With Facebook</button>
</ion-content>

login.ts

import {Component} from '@angular/core';
import {Platform} from 'ionic-angular';
import {AngularFire, AuthMethods, AuthProviders} from 'angularfire2';
import {Facebook} from 'ionic-native';

declare let firebase: any; // There is currently an error with the Firebase files, this will fix it.

@Component({
  templateUrl: 'build/pages/login/login.html'
})
export class LoginPage {

  constructor(private platform: Platform, public af: AngularFire) {

  }

  facebookLogin() {
    Facebook.login(['public_profile', 'email', 'user_friends'])
      .then(success => {
        console.log('Facebook success: ' + JSON.stringify(success));
        let creds = firebase.auth.FacebookAuthProvider.credential(success.authResponse.accessToken);
        this.af.auth.login(creds, {
          provider: AuthProviders.Facebook,
          method: AuthMethods.OAuthToken,
          remember: 'default',
          scope: ['email']
        }).then(success => {
          console.log('Firebase success: ' + JSON.stringify(success));
        }).catch(error => {
          console.log('Firebase failure: ' + JSON.stringify(error));
        });
      }).catch(error => {
        console.log('Facebook failure: ' + JSON.stringify(error));
      });
  }
}