function deleteDepartment($adminID, $departmentID) { $userDAO = new UserDAO(); $admin = $userDAO->getUserByID($adminID); if ($admin->getRole()->getRoleID !== 1 || $admin->getRole()->getRoleID !== 2) { return "You do not have the right to add department!"; } $departmentDAO = new DepartmentDAO(); $departmentDAO->deleteDepartmentByID($departmentID); //need function }