.

app/Admin/Controllers/LeaveMessageController.php

@@ -19,8 +19,8 @@ class LeaveMessageController extends AdminController
     {
         return Grid::make(new LeaveMessage(), function (Grid $grid) {
          
-            $grid->column('parent_id');
-            $grid->column('student_id');
+            $grid->column('parent_id')->using(config('map.parent_ids'));
+            $grid->column('student_id')->using(config('map.students'));
             $grid->column('content')->limit(50);
             $grid->column('created_at');
             $grid->column('deal_status');