goober-ionic/src/app/app.component.ts

import { Component, ViewChild } from '@angular/core';
import { Nav, Platform } from 'ionic-angular';
import { StatusBar } from '@ionic-native/status-bar';
import { SplashScreen } from '@ionic-native/splash-screen';
import { Storage } from '@ionic/storage';

// import { HomePage } from '../pages/home/home';
import { ListPage } from '../pages/list/list';
import { LoginPage } from '../pages/login/login';
import { StreamPage } from '../pages/stream/stream';

import * as pnut from 'pnut-butter';

@Component({
  templateUrl: 'app.html'
})
export class MyApp {
  @ViewChild(Nav) nav: Nav;

  rootPage: any = LoginPage;

  pages: Array<{title: string, component: any, params: Object}>;

  constructor(public platform: Platform, public statusBar: StatusBar, public splashScreen: SplashScreen, private storage: Storage) {
    this.initializeApp();

    // used for an example of ngFor and navigation
    this.pages = [
      { title: 'Global Stream', component: StreamPage, params: {stream: 'global'} },
      { title: 'Personal Stream', component: StreamPage, params: {stream: 'personal'} },
      { title: 'List', component: ListPage , params: {}},
    ];

  }

  initializeApp() {
    console.log('--- initializeApp ---');
    this.storage.get('token').then((val) => {
      if (val.length > 1) {
        pnut.token = val;
        this.nav.setRoot(StreamPage, {stream: 'global'});
      }
    }).catch(err => {
      console.log('ERROR: ' + err);
    });

    this.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.
      this.statusBar.styleDefault();
      this.splashScreen.hide();
    });
  }

  openPage(page) {
    // Reset the content nav to have just this page
    // we wouldn't want the back button to show in this scenario
    this.nav.setRoot(page.component, page.params);
  }

}