56 lines
1.7 KiB
TypeScript
56 lines
1.7 KiB
TypeScript
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import { Injectable } from '@angular/core';
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import {HttpClient, HttpHeaders} from '@angular/common/http';
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import {LocalStorageService} from 'angular-2-local-storage';
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import {Observable} from 'rxjs';
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import {ErrorComponent} from '../error/error.component';
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import {ModalService} from '@inst-iot/bosch-angular-ui-components';
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@Injectable({
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providedIn: 'root'
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})
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export class ApiService {
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private host = '/api';
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constructor(
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private http: HttpClient,
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private storage: LocalStorageService,
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private modalService: ModalService
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) { }
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get<T>(url, f: (data?: T, err?) => void = () => {}) {
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this.requestErrorHandler<T>(this.http.get(this.host + url, this.authOptions()), f);
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}
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post<T>(url, data = null, f: (data?: T, err?) => void = () => {}) {
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this.requestErrorHandler<T>(this.http.post(this.host + url, data, this.authOptions()), f);
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}
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put<T>(url, data = null, f: (data?: T, err?) => void = () => {}) {
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this.requestErrorHandler<T>(this.http.put(this.host + url, data, this.authOptions()), f);
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}
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delete<T>(url, f: (data?: T, err?) => void = () => {}) {
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this.requestErrorHandler<T>(this.http.delete(this.host + url, this.authOptions()), f);
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}
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private requestErrorHandler<T>(observable: Observable<any>, f: (data?: T, err?) => void) {
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observable.subscribe(data => {
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f(data, undefined);
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}, () => {
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const modalRef = this.modalService.openComponent(ErrorComponent);
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modalRef.instance.message = 'Network request failed!';
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});
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}
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private authOptions() {
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const auth = this.storage.get('basicAuth');
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if (auth) {
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return {headers: new HttpHeaders({Authorization: 'Basic ' + auth})};
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}
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else {
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return {};
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}
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}
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}
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