import { Injectable } from '@angular/core'; import { Headers, Http } from '@angular/http'; import 'rxjs/add/operator/toPromise'; import { StateCommonSelectList } from '../models/state-common-select-list'; @Injectable() export class StateCommonSelectListService { private apiUrl = 'http://localhost:5000/directory/statecommonds'; private headers = new Headers({'Content-Type': 'applicaton/json'}); constructor(private http: Http) { } getModels(): Promise { return this.http.get(this.apiUrl) .toPromise() .then(response => response.json().stateCommonSelectListDsM as StateCommonSelectList[]) .catch(this.handleError); } private handleError(error: any): Promise { console.error('An error occured', error); return Promise.reject(error.message || error); } }