/********************************************************************************
    *InternetCafe is a software solution that helps the management of Cybercafes 
    * according with the ITALIAN DECREE LAW ON ANTI-TERROR MEASURES, 27 JULY 2005.
    * Copyright (C) 2006  Guido Angelo Ingenito
   
    * This program 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
    * of the License, or (at your option) any later version.
  
   * This program 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 this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
   *******************************************************************************/
  
  package base.jdbs.ui.panel;
  
  import java.awt.BorderLayout;
  import java.awt.GridLayout;
  import java.awt.event.ActionEvent;
  import java.awt.event.ActionListener;
  import java.io.File;
  
  import javax.swing.ImageIcon;
  import javax.swing.JButton;
  import javax.swing.JComboBox;
  import javax.swing.JLabel;
  import javax.swing.JPanel;
  import javax.swing.JTextField;
  import javax.swing.border.TitledBorder;
  
  import org.apache.log4j.Logger;
  
  import ui.dialog.UserDialog;
  import base.jdbs.ConfigurationManager;
  import base.jdbs.network.NetworkManager;
  import base.util.FileUtil;
  
  /***
   * @author skunk
   * 
   */
  @SuppressWarnings("serial")
  public class UserPanel extends JPanel {
  
  	private static final transient Logger logger = Logger
  			.getLogger(UserPanel.class.getName());
  
  	private ImageIcon[] flagImageIcon;
  
  	private String[] flagName;
  
  	private JPanel infoPanel;
  
  	private JComboBox locationComboBox;
  
  	private JLabel flagLocationLabel;
  
  	private JPanel peerNamePanel;
  
  	private JTextField peerNameTextField;
  
  	private JButton userInfoButton;
  
  	public UserPanel() {
  		initialize();
  	}
  
  	protected void initialize() {
  		this.setLayout(new GridLayout(2, 1));
  		this.setBorder(new TitledBorder("User"));
  		this.add(this.getPeerNamePanel());
  		this.add(this.getInfoPanel());
  	}
  
  	/***
  	 * @return Returns the locationComboBox.
  	 */
  	protected JComboBox getLocationComboBox() {
  		if (this.locationComboBox == null) {
  			this.locationComboBox = new JComboBox();
  			indexFlags();
  			for (int i = 0; i < flagName.length; i++) {
  				this.locationComboBox.addItem(flagName[i]);
  				if (flagName[i].equalsIgnoreCase(ConfigurationManager
  						.getInstance().getUserLocation())) {
  					this.locationComboBox.setSelectedIndex(i);
  					this.getFlagLocationLabel().setIcon(flagImageIcon[i]);
  				}
  			}
  
  			this.locationComboBox.addActionListener(new ActionListener() {
  
  				public void actionPerformed(ActionEvent arg0) {
 					getFlagLocationLabel().setIcon(
 							flagImageIcon[locationComboBox.getSelectedIndex()]);
 					ConfigurationManager.getInstance().setUserLocation(
 							flagName[locationComboBox.getSelectedIndex()]);
 				}
 			});
 
 		}
 		return locationComboBox;
 	}
 
 	protected void indexFlags() {
 		File[] icon = FileUtil.allFileContent(new File("lib/gif-1.0/gif16"));
 		flagImageIcon = new ImageIcon[icon.length];
 		flagName = new String[icon.length];
 		for (int i = 0; i < icon.length; i++) {
 			logger.debug(icon[i].getAbsolutePath());
 			flagImageIcon[i] = new ImageIcon(icon[i].getAbsolutePath());
 			flagName[i] = icon[i].getName().replaceAll(".gif", "")
 					.toUpperCase();
 		}
 	}
 
 	/***
 	 * @return Returns the infoPanel.
 	 */
 	protected JPanel getInfoPanel() {
 		if (this.infoPanel == null) {
 			this.infoPanel = new JPanel();
 			this.infoPanel.setLayout(new BorderLayout());
 			this.infoPanel.setBorder(new TitledBorder("General User Info"));
 			JPanel locationPanel = new JPanel();
 			locationPanel.setBorder(new TitledBorder("Location"));
 			locationPanel.setLayout(new GridLayout(1, 2));
 			locationPanel.add(this.getFlagLocationLabel());
 			locationPanel.add(this.getLocationComboBox());
 
 			this.infoPanel.add(locationPanel, BorderLayout.CENTER);
 			this.infoPanel.add(this.getUserInfoButton(), BorderLayout.SOUTH);
 		}
 		return infoPanel;
 	}
 
 	/***
 	 * @return Returns the flagLocationLabel.
 	 */
 	protected JLabel getFlagLocationLabel() {
 		if (this.flagLocationLabel == null) {
 			this.flagLocationLabel = new JLabel("Selected Location");
 			this.flagLocationLabel.setVerticalTextPosition(JLabel.NORTH);
 		}
 		return flagLocationLabel;
 	}
 
 	/***
 	 * @return Returns the peerNamePanel.
 	 */
 	protected JPanel getPeerNamePanel() {
 		if (this.peerNamePanel == null) {
 			this.peerNamePanel = new JPanel();
 			this.peerNamePanel.setBorder(new TitledBorder("Peer Name"));
 			this.peerNamePanel.setLayout(new BorderLayout());
 			this.peerNamePanel.add(this.getPeerNameTextField(),
 					BorderLayout.CENTER);
 		}
 		return peerNamePanel;
 	}
 
 	/***
 	 * @return Returns the peerNameTextField.
 	 */
 	protected JTextField getPeerNameTextField() {
 		if (this.peerNameTextField == null) {
 			this.peerNameTextField = new JTextField();
 			this.peerNameTextField.setEditable(false);
 			this.peerNameTextField.setText(NetworkManager.getInstance().getJdbsPeerGroup().getPeerName());
 		}
 		return peerNameTextField;
 	}
 
 	/***
 	 * @return Returns the userInfoButton.
 	 */
 	protected JButton getUserInfoButton() {
 		if (this.userInfoButton == null) {
 			this.userInfoButton = new JButton("User Data");
 			this.userInfoButton.addActionListener(new ActionListener() {
 
 				public void actionPerformed(ActionEvent arg0) {
 					UserDialog userDialog = new UserDialog(ConfigurationManager
 							.getInstance().getUser());
 					userDialog.setModal(true);
 					userDialog.setVisible(true);
 				}
 			});
 		}
 		return userInfoButton;
 	}
 }