/**
 * Copyright (c) 2009 - 2012 Red Hat, Inc.
 *
 * This software is licensed to you under the GNU General Public License,
 * version 2 (GPLv2). There is NO WARRANTY for this software, express or
 * implied, including the implied warranties of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. You should have received a copy of GPLv2
 * along with this software; if not, see
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
 *
 * Red Hat trademarks are not licensed under GPLv2. No permission is
 * granted to use or replicate Red Hat trademarks that are incorporated
 * in this software or its documentation.
 */
package org.candlepin.model;

import com.google.inject.persist.Transactional;

import org.hibernate.criterion.Restrictions;

/**
 *
 * UserCurator
 */
public class UserCurator extends AbstractHibernateCurator<User> {

    public UserCurator() {
        super(User.class);
    }

    public User findByLogin(String login) {
        return (User) createSecureCriteria()
            .add(Restrictions.eq("username", login))
            .uniqueResult();
    }

    /**
     * Fetch the number of users without loading them all.
     * @return number of user accounts in our database
     */
    public Long getUserCount() {
        return (Long) currentSession().createQuery("select count(*) from User").
            iterate().next();
    }

    @Transactional
    public User update(User user) {
        User existingUser = this.find(user.getId());
        if (existingUser == null) {
            return create(user);
        }

        existingUser.setHashedPassword(user.getHashedPassword());
        existingUser.setSuperAdmin(user.isSuperAdmin());
        existingUser.setUsername(user.getUsername());
        this.save(existingUser);
        return existingUser;
    }

}