import { Component, ViewChild } from '@angular/core';
import { Nav, Platform } from 'ionic-angular';
import { HomePage } from './home.page';
import { ListPage } from './list.page';
@Component({
  template: `
  <ion-menu [content]="content">
  <ion-header>
    <ion-toolbar>
      <ion-title>Menu</ion-title>
    </ion-toolbar>
  </ion-header>

  <ion-content>
    <ion-list>
      <button menuClose ion-item *ngFor="let p of pages" (click)="openPage(p)">
        {{p.title}}
      </button>
    </ion-list>
  </ion-content>

</ion-menu>

<ion-nav [root]="rootPage" #content swipeBackEnabled="false" ></ion-nav>
`
})
export class AppComponent {
  @ViewChild(Nav) nav: Nav;
  
  rootPage = HomePage;
  pages: Array<{title: string, component: any}>;
  constructor(){
    
    this.pages = [
      { title: 'Home', component: HomePage },
      { title: 'List', component: ListPage }
    ];
  }
    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);
  }

}
import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { IonicApp, IonicModule } from 'ionic-angular';

import { AppComponent } from './app.component';
import { HomePage } from './home.page';
import { ListPage } from './list.page';
import { PropertyService } from './property-service';

@NgModule({
  imports: [ BrowserModule, IonicModule.forRoot(AppComponent) ],
  declarations: [ AppComponent, HomePage, ListPage ],
  providers: [PropertyService],
  entryComponents: [ HomePage, ListPage ],
  bootstrap: [ IonicApp ]
})
export class AppModule { }
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';

import { AppModule } from './app.module';

const platform = platformBrowserDynamic();
platform.bootstrapModule(AppModule);
<!DOCTYPE html>
<html>

<head>
  <title>Ionic Servcice issue fail</title>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">

  <!-- 1. Load libraries -->
  <!-- Polyfill(s) for older browsers -->
  <script src="https://unpkg.com/core-js@2.4.1/client/shim.min.js"></script>

  <script src="https://unpkg.com/zone.js@0.8.12?main=browser"></script>
  <script src="https://unpkg.com/systemjs@0.19.40/dist/system.src.js"></script>

  <!-- 2. Configure SystemJS -->
  <script src="systemjs.config.js"></script>
 
  <link href="https://unpkg.com/ionic-angular@3.4.0/css/ionic.css" rel="stylesheet">
</head>

<!-- 3. Display the application -->

<body>
  <ion-app></ion-app>
  <script>
    System.import('app').catch(function(err) {
      console.error(err);
    });
  </script>
</body>
</html>
(function (global) {
  System.config({
    // DEMO ONLY! REAL CODE SHOULD NOT TRANSPILE IN THE BROWSER
    transpiler: 'ts',
    typescriptOptions: {
      tsconfig: true
    },
    meta: {
      'typescript': {
        "exports": "ts"
      }
    },
    paths: {
      // paths serve as alias
      'npm:': 'https://unpkg.com/'
    },
    // map tells the System loader where to look for things
    map: {
      // our app is within the app folder
      app: 'app',

      // angular bundles
      '@angular/core': 'npm:@angular/core@4.2.2/bundles/core.umd.js',
      '@angular/common': 'npm:@angular/common@4.2.2/bundles/common.umd.js',
      '@angular/compiler': 'npm:@angular/compiler@4.2.2/bundles/compiler.umd.js',
      '@angular/platform-browser': 'npm:@angular/platform-browser@4.2.2/bundles/platform-browser.umd.js',
      '@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic@4.2.2/bundles/platform-browser-dynamic.umd.js',
      '@angular/http': 'npm:@angular/http@4.2.2/bundles/http.umd.js',
      '@angular/forms': 'npm:@angular/forms@4.2.2/bundles/forms.umd.js',
  
      'ionic-angular': 'npm:ionic-angular@3.4.0',
      'rxjs': 'npm:rxjs@5.4.1',
      'ts': 'npm:plugin-typescript@5.2.7/lib/plugin.js',
      'typescript': 'npm:typescript@2.2.1/lib/typescript.js'

    },
    // packages tells the System loader how to load when no filename and/or no extension
    packages: {
      app: {
        main: './main.ts',
        defaultExtension: 'ts'
      },
      rxjs: {
        defaultExtension: 'js'
      },
      'ionic-angular': {
        main: './umd/index.js',
        defaultExtension: 'js'
      }
    }
  });
})(this);


/*
Copyright 2016 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/
{
  "compilerOptions": {
    "target": "es5",
    "module": "commonjs",
    "moduleResolution": "node",
    "sourceMap": true,
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true,
    "removeComments": false,
    "noImplicitAny": true,
    "suppressImplicitAnyIndexErrors": true
  }
}
import { Component } from '@angular/core';
import { NavController } from 'ionic-angular';
import { PropertyService } from './property-service';
@Component({
  selector: 'page-home',
  templateUrl: 'app/home.page.html'
})
export class HomePage {
  private loc: any = { latitude: null, longitude: null };
  public props:any[];
  private subscription: Subscription;
  appName = 'Ionic Service List Issue Demo';

  constructor(
    public navController: NavController,  
    private prop: PropertyService
    ) {
      this.props=[];
      this.subscription = this.prop.getClosestProps().subscribe(property => {
        if (this.props.length >= 5) {
          return this.subscription.unsubscribe;
        }
        this.props.push(property);
      });
      
    }
}
<ion-header>
  <ion-navbar>
    <button ion-button menuToggle>
      <ion-icon name="menu"></ion-icon>
    </button>
    <ion-title>Test App</ion-title>
  </ion-navbar>
</ion-header>

<ion-content padding>
 
 <ion-card *ngFor="let prop of props" (click)="propInfo(prop)">
  <ion-card-content>
    <ion-card-title>{{prop.name}}</ion-card-title>
    <p>{{prop.desc}}</p>
  </ion-card-content>
</ion-card>
</ion-content>
import { Component } from '@angular/core';
import { NavController, NavParams } from 'ionic-angular';

@Component({
  selector: 'page-list',
  templateUrl: 'app/list.page.html'
})
export class ListPage {
  selectedItem: any;
  icons: string[];
  items: Array<{title: string, note: string, icon: string}>;

  constructor(public navCtrl: NavController, public navParams: NavParams) {
    // If we navigated to this page, we will have an item available as a nav param
    this.selectedItem = navParams.get('item');

    // Let's populate this page with some filler content for funzies
    this.icons = ['flask', 'wifi', 'beer', 'football', 'basketball', 'paper-plane',
    'american-football', 'boat', 'bluetooth', 'build'];


    this.items = [];
    for (let i = 1; i < 11; i++) {
      this.items.push({
        title: 'Item ' + i,
        note: 'This is item #' + i,
        icon: this.icons[Math.floor(Math.random() * this.icons.length)]
      });
    }
  }
 
  itemTapped(event, item) {
    // That's right, we're pushing to ourselves!
    this.navCtrl.push(ListPage, {
      item: item
    });
  }
}
<ion-header>
  <ion-navbar>
    <button ion-button menuToggle>
      <ion-icon name="menu"></ion-icon>
    </button>
    <ion-title>List</ion-title>
  </ion-navbar>
</ion-header>

<ion-content>
  <ion-list>
    <button ion-item *ngFor="let item of items" (click)="itemTapped($event, item)">
      <ion-icon [name]="item.icon" item-left></ion-icon>
      {{item.title}}
      <div class="item-note" item-right>
        {{item.note}}
      </div>
    </button>
  </ion-list>
  <div *ngIf="selectedItem" padding>
    You navigated here from <b>{{selectedItem.title}}</b>
  </div>
</ion-content>

import { Injectable } from '@angular/core';
import { Observable } from 'rxjs/Observable';
import { Subject } from 'rxjs/Subject';


@Injectable()
export class PropertyService {
  
  private subject = new Subject<any>();
  private fakeData = [
      {
        name:"property 1",
        desc:"property #1"
      },
       {
        name:"property 2",
        desc:"property #2"
      },
       {
        name:"property 3",
        desc:"property #3"
      },
       {
        name:"property 4",
        desc:"property #4"
      },
       {
        name:"property 5",
        desc:"property #5"
      },
       {
        name:"property 6",
        desc:"property #6"
      },
      
      {
        name:"property 7",
        desc:"property #7"
      },
      {
        name:"property 8",
        desc:"property #8"
      },
      ];
 
   getClosestProps() {
    
    let cnt=0;
    
    let myInt = setInterval(()=>{
        if (cnt >=this.fakeData.length){
            clearInterval(myInt);
            this.subject.complete();
        }
         this.subject.next(this.fakeData[cnt]);
         cnt+=1;
    },250);
    
    return this.subject.asObservable();
  }
}