/**
  * Handle the table columns.
  *
  * @param StateTableBuilder $builder
  */
 public function handle(StateTableBuilder $builder)
 {
     $builder->setColumns(['name', 'iso', 'zone' => function (StateInterface $entry) {
         return $entry->getZoneName();
     }, 'country' => function (StateInterface $entry) {
         return $entry->getCountryName();
     }, 'entry.enabled.icon']);
 }
 /**
  * Return an index of existing entries.
  *
  * @param StateTableBuilder $table
  * @return \Illuminate\View\View|\Symfony\Component\HttpFoundation\Response
  */
 public function index(StateTableBuilder $table)
 {
     return $table->render();
 }