/*
 * Copyright (c) 2008-2014 EMC Corporation
 * All Rights Reserved
 */
package com.emc.storageos.installer.controller;

import charvax.swing.event.ListSelectionEvent;
import charvax.swing.event.ListSelectionListener;

import com.emc.storageos.installer.util.InstallerConstants;
import com.emc.storageos.model.property.PropertyConstants;
import com.emc.storageos.services.util.Configuration;
import com.emc.storageos.installer.widget.SelectListPanel;

/**
 * Class implements the control for Network Interface page.
 * 
 */
public class NetworkInterfaceConfigController implements IConfigPanelController {

    private SelectListPanel netIfPanel;
    private Configuration config;
    private String netIf;

    public NetworkInterfaceConfigController(Configuration config, SelectListPanel netIfPanel) {
        this.netIfPanel = netIfPanel;
        this.config = config;
        setupEventListener();
    }

    private void setupEventListener() {
        this.netIfPanel.addListSelectionListener(new SelectNetworkIfsListener());
    }

    class SelectNetworkIfsListener implements ListSelectionListener {
        @Override
        public void valueChanged(ListSelectionEvent ie) {
            Object[] items = netIfPanel.getList().getSelectedValues();
            String s = "";
            for (int i = 0; i < items.length; i++) {
                if (i != 0) {
                    s += ",";
                }
                s += (String) items[i];
            }
            netIf = s;
        }
    }

    @Override
    public String[] configurationIsCompleted() {
        String msg = null;
        if (netIf == null || netIf.isEmpty()) {
            msg = InstallerConstants.NETWORK_INT_CONFIG_WARN_MSG;
        } else {
            config.getHwConfig().put(PropertyConstants.PROPERTY_KEY_NETIF, netIf);
        }
        return (msg == null) ? null : new String[] { msg };
    }
}