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 000000000..be9ade080
--- /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);
+      });
+  }
+}
+