Revize bb545c9c

Re #XXXX - Error handling

• error handling improvement

src/app/auth/interceptors/auth.interceptor.ts

@@ -47 +47 @@
             this.toastService.showError(err.error.message);
             return this.handleError(request, next);
           } else if ((err instanceof HttpErrorResponse && err.status === 500 || err.status === 504 || err.status === 500)) {
-            this.toastService.showError('500 - Error!');
+            if (err.error) {
+              this.toastService.showError(err.error);
+            } else {
+              this.toastService.showError('500 - Error!');
+            }
             this.handle500Error(err);
           } else {
             return throwError(err);

src/app/sensor/components/sensor.component.ts

@@ -48 +48 @@
         this.sensor = sensors.filter(value => value.sensorId === this.sensorId)[0];
         this.showGraph(); // show default graph
       }
-    });
+    }, err => this.toastService.showError(err.error.message));
   }
 
   /**