app.module4.ts

import { BrowserModule } from '@angular/platform-browser';
import { ErrorHandler, NgModule } from '@angular/core';
import { IonicApp, IonicErrorHandler, IonicModule } from 'ionic-angular';
import { SplashScreen } from '@ionic-native/splash-screen';
import { StatusBar } from '@ionic-native/status-bar';
import { Facebook } from '@ionic-native/facebook';

import { AngularFireModule } from 'angularfire2';
import { AngularFireAuthModule } from 'angularfire2/auth';

import { AuthService } from '../providers/auth-service';

import { MyApp } from './app.component';
import { HomePage } from '../pages/home/home';
import { SignInPage } from '../pages/signin/signin';
import { SignUpPage } from '../pages/signup/signup'; 

export const firebaseConfig = {
    apiKey: "AIzaSyA3jE_yGw17BSReFk_QMo7fuf4fSiKFW8k",
    authDomain: "ionfire-df87b.firebaseapp.com",
    databaseURL: "https://ionfire-df87b.firebaseio.com",
    projectId: "ionfire-df87b",
    storageBucket: "ionfire-df87b.appspot.com",
    messagingSenderId: "783410523738"
};

@NgModule({
    declarations: [
        MyApp,
        HomePage,
        SignInPage,
        SignUpPage
    ],
    imports: [
        BrowserModule,
        IonicModule.forRoot(MyApp),
        AngularFireModule.initializeApp(firebaseConfig),
        AngularFireAuthModule
    ],
    bootstrap: [IonicApp],
    entryComponents: [
        MyApp,
        HomePage,
        SignInPage,
        SignUpPage
    ],
    providers: [
        StatusBar,
        SplashScreen,
        { provide: ErrorHandler, useClass: IonicErrorHandler },
        AuthService,
        Facebook
    ]
})
export class AppModule { }