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February 13, 2022 07:33
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Angular observable mock & error handling utils to shift from direct api to mock data when developing(for legacy code)
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| import { HttpErrorResponse } from '@angular/common/http'; | |
| import { throwError } from 'rxjs/internal/observable/throwError'; | |
| export function errorHandler(error: HttpErrorResponse) { | |
| return throwError(error); | |
| } |
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| // Inside service | |
| apiCall(data: any) { | |
| this.getHearder(); | |
| if (environment.production) { | |
| return this.http | |
| .post<any>(this.baseUrl, data, this.httpOptions) | |
| .pipe(catchError(errorHandler)); | |
| } | |
| else { | |
| return obsMock(keywordOverviewMock); | |
| } | |
| } |
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| import { Observable } from 'rxjs'; | |
| export function obsMock(data: any, time: number = 1000) { | |
| return new Observable((subscriber) => { | |
| setTimeout(() => { | |
| subscriber.next(data); | |
| subscriber.complete(); | |
| }, time); | |
| }); | |
| } |
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