node def editor: fixed unsaved changes confirm dialog appears on save…

…&back (#3480)

* node def editor: fixed confirm dialog appears on save&back

* hide loader after timeout

---------

Co-authored-by: Stefano Ricci <SteRiccio@users.noreply.github.com>

webapp/components/survey/NodeDefDetails/store/actions/useSaveEdits.js

@@ -70,12 +70,16 @@ export const useSaveEdits = ({ setState }) => {
       })
     )
 
-    dispatch(LoaderActions.hideLoader())
-
     dispatch(NotificationActions.notifyInfo({ key: 'common.saved', timeout: 3000 }))
 
     if (goBackOnEnd) {
-      navigate(-1)
+      // workaround: navigate one page back only when local state is updated
+      setTimeout(() => {
+        dispatch(LoaderActions.hideLoader())
+        navigate(-1)
+      }, 500)
+    } else {
+      dispatch(LoaderActions.hideLoader())
     }
   }, [])
 }