/*
 * Copyright 2012-2014 Red Hat, Inc.
 * 
 * This file is part of Thermostat.
 * 
 * Thermostat is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published
 * by the Free Software Foundation; either version 2, or (at your
 * option) any later version.
 * 
 * Thermostat is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with Thermostat; see the file COPYING.  If not see
 * <http://www.gnu.org/licenses/>.
 * 
 * Linking this code with other modules is making a combined work
 * based on this code.  Thus, the terms and conditions of the GNU
 * General Public License cover the whole combination.
 * 
 * As a special exception, the copyright holders of this code give
 * you permission to link this code with independent modules to
 * produce an executable, regardless of the license terms of these
 * independent modules, and to copy and distribute the resulting
 * executable under terms of your choice, provided that you also
 * meet, for each linked independent module, the terms and conditions
 * of the license of that module.  An independent module is a module
 * which is not derived from or based on this code.  If you modify
 * this code, you may extend this exception to your version of the
 * library, but you are not obligated to do so.  If you do not wish
 * to do so, delete this exception statement from your version.
 */

package com.redhat.thermostat.client.filter.host.swing;

import java.util.List;

import com.redhat.thermostat.client.ui.ReferenceFieldLabelDecorator;
import com.redhat.thermostat.storage.core.HostRef;
import com.redhat.thermostat.storage.core.Ref;
import com.redhat.thermostat.storage.dao.NetworkInterfaceInfoDAO;
import com.redhat.thermostat.storage.model.NetworkInterfaceInfo;

public class HostInfoLabelDecorator implements ReferenceFieldLabelDecorator {

    private NetworkInterfaceInfoDAO dao;
    
    public HostInfoLabelDecorator(NetworkInterfaceInfoDAO  dao) {
        this.dao = dao;
    }
    
    @Override
    public int getOrderValue() {
        return ORDER_FIRST;
    }
    
    @Override
    public String getLabel(String originalLabel, Ref reference) {
        
        if (!(reference instanceof HostRef)) {
            return originalLabel;
        }
        
        List<NetworkInterfaceInfo> infos =
                dao.getNetworkInterfaces((HostRef) reference);
        StringBuilder result = new StringBuilder();
        
        for (NetworkInterfaceInfo info : infos) {
            // filter out the loopbak
            if (!info.getInterfaceName().equals("lo")) {
                if (info.getIp4Addr() != null) {
                    result.append(info.getIp4Addr()).append("; ");
                } else if (info.getIp6Addr() != null) {
                    result.append(info.getIp6Addr()).append("; ");
                }
            }
        }
        result.deleteCharAt(result.length() - 2);
        return result.toString();
    }
}

