/**
 * Copyright (c) 2013--2014 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 com.redhat.rhn.frontend.action.systems;

import com.redhat.rhn.domain.rhnset.RhnSet;
import com.redhat.rhn.domain.user.User;
import com.redhat.rhn.domain.server.ManagedServerGroup;
import com.redhat.rhn.frontend.dto.SystemOverview;
import com.redhat.rhn.frontend.struts.RequestContext;
import com.redhat.rhn.frontend.struts.RhnAction;
import com.redhat.rhn.frontend.struts.RhnHelper;
import com.redhat.rhn.manager.rhnset.RhnSetDecl;
import com.redhat.rhn.manager.rhnset.RhnSetManager;
import com.redhat.rhn.manager.system.SystemManager;

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import java.util.Iterator;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * WorkWithGroup
 * @version 1
 */
public class WorkWithGroupAction extends RhnAction {

    /** {@inheritDoc} */
    public ActionForward execute(ActionMapping mapping,
            ActionForm formIn,
            HttpServletRequest request,
            HttpServletResponse response) {

        RequestContext requestContext = new RequestContext(request);
        ManagedServerGroup serverGroup = requestContext.lookupAndBindServerGroup();
        User user =  requestContext.getCurrentUser();

        RhnSet systemSet = RhnSetDecl.SYSTEMS.create(user);

        Iterator systems = SystemManager.systemsInGroup(serverGroup.getId(), null)
                                .iterator();
        while (systems.hasNext()) { //for every system in a group
            Long id = ((SystemOverview)systems.next()).getId();
            systemSet.addElement(id);
        }

        RhnSetManager.store(systemSet);

        //response.sendRedirect("/rhn/systems/ssm/ListSystems.do");
        return mapping.findForward(RhnHelper.DEFAULT_FORWARD);
    }
}