public function delete($id)
    {
        $this->loadModel('User.Users');
        $user = $this->Users->get($id, ['contain' => ['Roles']]);

        if (in_array(ROLE_ID_ADMINISTRATOR, $user->role_ids) &&
            $this->Users->countAdministrators() === 1
        ) {
            $this->Flash->danger(__d('user', 'You cannot remove this user as it is the last administrator available.'));
        } else {
            if ($this->Users->delete($user)) {
                NotificationManager::canceled($user)->send();
                $this->Flash->success(__d('user', 'User successfully removed!'));
                $this->redirect($this->referer());
            } else {
                $this->Flash->danger(__d('user', 'User could not be removed.'));
            }
        }

        $this->title(__d('user', 'Remove User Account'));
        $this->redirect($this->referer());
    }