/*
 * StatusPane.java
 *
 * Created on March 20, 2001, 3:30 PM
 */

package com.c2kernel.gui.tabs;

/**
 * @author  abranson
 * @version
 */
import java.awt.GridBagConstraints;
import java.awt.GridLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.HashMap;

import javax.swing.Box;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.SwingConstants;

import com.c2kernel.entity.proxy.EntityProxyObserver;
import com.c2kernel.entity.proxy.ItemProxy;
import com.c2kernel.entity.proxy.MemberSubscription;
import com.c2kernel.gui.MainFrame;
import com.c2kernel.gui.tree.NodeAgent;
import com.c2kernel.persistency.ClusterStorage;
import com.c2kernel.process.Gateway;
import com.c2kernel.property.Property;
import com.c2kernel.utils.Language;

/**
 * Pane to display all work orders that this agent can execute, and activate
 * them on request from the user. Subscribes to NodeItem for Property objects.
 * @version $Revision: 1.44 $ $Date: 2005/08/31 07:21:20 $
 * @author  $Author: abranson $
 */
public class PropertiesPane extends EntityTabPane implements EntityProxyObserver<Property>, ActionListener {

    Box propertyBox;
    JButton eraseButton;
    boolean subbed = false;
    HashMap<String, JLabel> loadedProps = new HashMap<String, JLabel>();
    JLabel domTitle;
    DomainPathAdmin domAdmin;

    public PropertiesPane() {
        super("Properties", "Properties");
        initPanel();

        // Create box container for properties
        getGridBagConstraints();
        c.gridx = 0; c.gridy = 1;
        c.anchor = GridBagConstraints.NORTHWEST;
        c.fill = GridBagConstraints.NONE;
        c.weightx = 1.0; c.weighty = 2.0;
        propertyBox = Box.createVerticalBox();
        gridbag.setConstraints(propertyBox, c);
        add(propertyBox);
        if (MainFrame.isAdmin) { // edit dompath
            c.gridy++;
            c.fill = GridBagConstraints.NONE;
            c.weighty=0.0;
            domTitle = new JLabel("Domain Paths", titleIcon, SwingConstants.LEFT);
            domTitle.setFont(titleFont);
            domTitle.setForeground(headingColor);
            gridbag.setConstraints(domTitle, c);
            add(domTitle);

            c.gridy++;
            c.fill = GridBagConstraints.BOTH;
            c.weighty=1.0;
            domAdmin = new DomainPathAdmin();
            gridbag.setConstraints(domAdmin, c);
            add(domAdmin);


            if ("true".equals(Gateway.getProperty("EnableItemErase"))) {
                c.gridy++;
                c.fill = GridBagConstraints.NONE;
                eraseButton = new JButton(Language.translate("Erase!"));
                eraseButton.addActionListener(this);
                eraseButton.setActionCommand("Erase Item");
                gridbag.setConstraints(eraseButton, c);
                add(eraseButton);
            }
        }
    }

    @Override
	public void reload() {
    	Gateway.getStorage().clearCache(sourceEntity.getSysKey(), ClusterStorage.PROPERTY);
        loadedProps = new HashMap<String, JLabel>();
        initForEntity(sourceEntity);
    }

    @Override
	public void run() {
        Thread.currentThread().setName("Property Pane Builder");
        if (sourceEntity instanceof NodeAgent) {
            remove(domAdmin);
            remove(domTitle);
            eraseButton.setEnabled(false);
        }
        else if (domAdmin != null)
            domAdmin.setEntity((ItemProxy)sourceEntity.getEntity());
        propertyBox.removeAll();
        propertyBox.add(Box.createGlue());
		revalidate();
        sourceEntity.getEntity().subscribe(new MemberSubscription<Property>(this, ClusterStorage.PROPERTY, true));

    }
    /**
     *
     */
    @Override
	public void add(Property newProp) {
        JLabel propLabel = loadedProps.get(newProp.getName());
        if (propLabel == null) { // new prop
            JPanel summaryPanel = new JPanel(new GridLayout(0,2));
            summaryPanel.add(new JLabel(Language.translate(newProp.getName()) + ":"));
            Box valueBox = Box.createHorizontalBox();
            propLabel = new JLabel(newProp.getValue());
            loadedProps.put(newProp.getName(), propLabel);
            valueBox.add(propLabel);
            if (MainFrame.isAdmin) {
                JButton editButton = new JButton("...");
                editButton.setMargin(new Insets(0,0,0,0));
                editButton.setActionCommand(newProp.getName());
                editButton.addActionListener(new ActionListener() {
                    @Override
					public void actionPerformed(ActionEvent e){
                        String oldVal = loadedProps.get(e.getActionCommand()).getText();
                        String newVal = (String)JOptionPane.showInputDialog(null, "Enter new value for "+e.getActionCommand(), "Edit Property",
                            JOptionPane.QUESTION_MESSAGE, null, null, oldVal);
                        if (newVal!=null && !(newVal.equals(oldVal))) {
                            try {
                                ((ItemProxy)sourceEntity.getEntity()).setProperty(MainFrame.userAgent, e.getActionCommand(), newVal);
                            } catch (Exception ex) {
                            	MainFrame.exceptionDialog(ex);
                            }
                        }
                    }
                });
                valueBox.add(Box.createVerticalStrut(7));
                valueBox.add(editButton);

            }
            summaryPanel.add(valueBox);
            propertyBox.add(Box.createVerticalStrut(7));
            propertyBox.add(summaryPanel);
        }
        propLabel.setText(newProp.getValue());
        revalidate();
    }

    @Override
	public void remove(String id) {
        String propName = id.substring(id.lastIndexOf("/")+1);
        JLabel propbox = loadedProps.get(propName);
        if (propbox!= null) propbox.setText("DELETED");
        revalidate();
    }

    @Override
	public void actionPerformed(ActionEvent e) {
        String[] params;
        String predefStep;

        if (JOptionPane.showConfirmDialog(this,
                "Are you sure?",
                e.getActionCommand(),
                JOptionPane.YES_NO_OPTION) != JOptionPane.YES_OPTION)
            return;

        if (e.getActionCommand().equals("Erase Item")) {
            params = new String[0];
            predefStep = "Erase";
        }
        else
            return;

        try {
            MainFrame.userAgent.execute((ItemProxy)sourceEntity.getEntity(), predefStep, params);
        } catch (Exception ex) {
            MainFrame.exceptionDialog(ex);
        }
    }

	@Override
	public void control(String control, String msg) {
		// TODO Auto-generated method stub
		
	}

}