public static function create($data)
 {
     if (isset($data['departmentname']) && empty($data['departmentname'])) {
         return print json_encode(array('success' => false, 'status' => 400, 'msg' => 'Department Name is required'));
     }
     if (isset($data['departmentdesc']) && empty($data['departmentdesc'])) {
         return print json_encode(array('success' => false, 'status' => 400, 'msg' => 'Department desription is required'));
     }
     DepartmentModel::create($data);
 }