Added Logging

apps/isa-app/src/app/app.component.ts

@@ -65,6 +65,7 @@ export class AppComponent implements OnInit {
     const silentRefreshInterval = this._config.get('silentRefresh.interval');
     if (silentRefreshInterval > 0) {
       interval(silentRefreshInterval).subscribe(() => {
+        console.log('setupSilentRefresh()', 'silent refresh');
         if (this._authService.isAuthenticated()) {
           this._authService.refresh();
         }
@@ -133,6 +134,7 @@ export class AppComponent implements OnInit {
 
   @HostListener('window:visibilitychange', ['$event'])
   onVisibilityChange(event: Event) {
+    console.log('visibilitychange', event);
     // refresh token when app is in background
     if (this._document.hidden && this._authService.isAuthenticated()) {
       this._authService.refresh();