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Diffstat (limited to 'vid-webpack-master/src/app/shared/utils/httpInterceptor/httpInterceptor.service.ts')
-rw-r--r-- | vid-webpack-master/src/app/shared/utils/httpInterceptor/httpInterceptor.service.ts | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/vid-webpack-master/src/app/shared/utils/httpInterceptor/httpInterceptor.service.ts b/vid-webpack-master/src/app/shared/utils/httpInterceptor/httpInterceptor.service.ts new file mode 100644 index 00000000..be9ade08 --- /dev/null +++ b/vid-webpack-master/src/app/shared/utils/httpInterceptor/httpInterceptor.service.ts @@ -0,0 +1,32 @@ +import { Injectable } from '@angular/core'; +import { + HttpInterceptor, + HttpRequest, + HttpHandler, + HttpEvent, HttpErrorResponse +} from '@angular/common/http'; + +import { Observable } from 'rxjs/Observable'; +import { ErrorMessage, ErrorService } from '../../components/error/error.component.service'; +import { SpinnerComponent } from '../../components/spinner/spinner.component'; + +@Injectable() +export class HttpInterceptorService implements HttpInterceptor { + intercept(request: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> { + SpinnerComponent.showSpinner.next(true); + return next.handle(request) + .catch((err: HttpErrorResponse) => { + if (err.status === 500) { + const errorMessage: ErrorMessage = new ErrorMessage('Server not available', + 'It appears that one of the backend servers is not responding.\n Please try later.', + 500); + ErrorService.showErrorWithMessage(errorMessage); + return Observable.of(null); + } + return Observable.throw(err); + }).finally(() => { + SpinnerComponent.showSpinner.next(false); + }); + } +} + |