public static function deleteStaff($staffId)
 {
     $user = user::where('userId', $staffId)->first();
     if ($user->userType == 'doctor') {
         $doctor = doctor::where('userId', $staffId)->first();
         $doctor->delete();
     } else {
         if ($user->userType == 'staff') {
             $staff = staff::where('userId', $staffId)->first();
             $staff->delete();
         }
     }
     $hospitalStaff = hospitalStaff::where('userId', $staffId)->first();
     $hospitalStaff->delete();
     $user->delete();
 }
 public function manageStaffShow($staffId)
 {
     $staff = hospitalStaff::where('userId', $staffId)->first();
     $departments = department::getDepartmentArray();
     return view('staff.manageStaffByStaff2')->with('staff', $staff)->with('departments', $departments);
 }