package com.vci.client.omd.statepool.ui;

import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.awt.event.MouseEvent;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.jar.JarEntry;
import java.util.jar.JarInputStream;

import javax.swing.ButtonGroup;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JRadioButton;
import javax.swing.JScrollPane;

import com.vci.client.LogonApplication;
import com.vci.client.omd.statepool.StatePoolStart;
import com.vci.client.ui.ImageBundle;
import com.vci.client.ui.image.BundleImage;
import com.vci.common.resource.CommonProperties;
import com.vci.corba.common.VCIError;

public class ImageSelectDialog extends JDialog{

	/**
	 * 
	 */
	private static final long serialVersionUID = -2527985037546524122L;
	private static ImageSelectDialog imageSelectDialog = null;
	private JPanel southPanel, imagePanel;
	private JButton btnOK, btnCancel;
	private JScrollPane scrollPanel;
	private JRadioButton rdImage[];
	private String imageName = "";
	private ButtonGroup rdGroup = new ButtonGroup();

	private ImageSelectDialog(){
		initUI();
		initImageIcon();
		addListener();
	}
	
	public static ImageSelectDialog getInstance(){
		if(imageSelectDialog == null){
			imageSelectDialog = new ImageSelectDialog();
		}
		
		return imageSelectDialog;
	}
	
	private void initUI(){
		this.setTitle("图标选择框");
		Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
		this.setSize(screenSize.width/2,screenSize.height/2);
		this.setModal(true);
		this.setLocationRelativeTo(null);
		this.setLayout(new BorderLayout(5, 5));
		
		//图标
		scrollPanel = new JScrollPane();
		scrollPanel.setAutoscrolls(false);
		//确定, 取消按钮
		southPanel = new JPanel();
		this.add(scrollPanel, BorderLayout.CENTER);
		this.add(southPanel, BorderLayout.SOUTH);
		
		imagePanel = new JPanel();
		scrollPanel.setViewportView(imagePanel);
		btnOK = new JButton("确定");
		btnCancel = new JButton("取消");
		southPanel.add(btnOK);
		southPanel.add(btnCancel);
	}
	
	private void initImageIcon(){
		boolean isTomcatPath = isTomcatPath();
		String[] iPaths = null;
		ImageIcon imageIcon = null;
		if(!isTomcatPath){
			iPaths = getLocalFilePath();
		}else{
			try {
				iPaths = StatePoolStart.getService().getImagePaths();
			} catch (VCIError e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		}
		rdImage = new JRadioButton[iPaths.length];
		imagePanel.setLayout(new GridBagLayout());
		GridBagConstraints g = new GridBagConstraints();
		for(int i = 0; i < iPaths.length; i++){
			if(!isTomcatPath){
				if(iPaths[i].contains("-")){
					imageIcon = new ImageBundle().createImageIcon(iPaths[i]);
				} else {
					imageIcon = new BundleImage().createImageIcon(iPaths[i]);
				}
			}else{
				URL url = null;
				try {
					url = new URL(getTomcatPath() + iPaths[i]);
				} catch (MalformedURLException e) {
					e.printStackTrace();
				}
				if(url == null){
					continue;
				}
				imageIcon = new ImageIcon(url);
			}
			
			rdImage[i] = new JRadioButton();
			rdImage[i].setName(iPaths[i]);
			rdGroup.add(rdImage[i]);
			JLabel iLabel = new JLabel(imageIcon);
			int rem = i%5;
			int mer = i/5;
			g.gridx = 2 * rem;
			g.gridy = mer;
			g.anchor = GridBagConstraints.EAST;
			g.gridwidth = 1;
			imagePanel.add(rdImage[i], g);
			g.gridx = 2 * rem + 1;
			if(rem == 4){
				g.gridwidth = 0;
			}
			imagePanel.add(iLabel, g);
//			rdImage[i].addMouseListener(new MouseAdapter() {
//				public void mouseClicked(MouseEvent e){
//					rdImageMouseClicked(e);
//				}
//			});
			
			//--------------------
			final String name = iPaths[i];
			rdImage[i].addItemListener(new ItemListener() {
				
				@Override
				public void itemStateChanged(ItemEvent e) {
					// TODO Auto-generated method stub
					imageName = name;
				}
			});
			//--------------------
		}
	}
	
	private void rdImageMouseClicked(MouseEvent e){
		JRadioButton selectRd = (JRadioButton) e.getComponent();
		if(selectRd.getName().equals(imageName)){
			return;
		}
		imageName = selectRd.getName();
	}
	
	private void addListener(){
		btnOK.addActionListener(new ActionListener() {
			
			@Override
			public void actionPerformed(ActionEvent e) {
				if(imageName.equals("")){
					JOptionPane.showMessageDialog(null, "请选择业务类型图标", "选择图标", JOptionPane.WARNING_MESSAGE);
					return;
				}
				
				dispose();
			}
		});
		
		btnCancel.addActionListener(new ActionListener() {
			
			@Override
			public void actionPerformed(ActionEvent e) {
				dispose();
			}
		});
	}
	
	public String getImageURLLocal(){
		return  imageName;
	}
	
	
	public String getImageURL(){
//		return getTomcatPath() + imageName;
		return imageName.substring(imageName.lastIndexOf("\\")+1);
	}
	
	public String getTomcatPath(){
		return "";
	}
	
	/**
	 * 获取本地图片路径
	 * @return
	 */
	private String[] getLocalFilePath(){
		ArrayList<String> pathList = new ArrayList<String>();
//		String imagePath = CommonProperties.getStringProperty("imagePath");
//		List<String> imagePathList = new ArrayList<String>();
		//add by guo 获得本项目中的图片
		String localImagePath = new ImageBundle().getPath();
		if(localImagePath != null && localImagePath != ""){
			localImagePath = "src" + localImagePath;
			localImagePath = localImagePath.substring(0,localImagePath.length()-1);
			File imageFolder = new File(localImagePath);
			File[] files = imageFolder.listFiles();
			for(File file: files){
				String name = file.getName();
//				pathList.add(imagePath + "\\" + name);
				pathList.add(name);
	      	}
		}
		//add by guo获得jar包中的图片，暂时规定jar包中图片的格式为gif和png格式
		String jarImagePath = new BundleImage().getPath();
		    URL url = ImageSelectDialog.class.getResource(jarImagePath);
		    String path = url.getPath().substring(0, url.getPath().indexOf("!/"));
			File file = new File(path.replaceFirst("file:/", ""));
			try {
				JarInputStream jar = new JarInputStream(new FileInputStream(file));
				JarEntry entry ; 
				String filePath = jarImagePath.substring(1);
				do{
					entry = jar.getNextJarEntry();	
					if (entry != null) {
						String name = entry.getName();
						if(name != null && 
								name.startsWith(filePath)) {
						String imageName = name.substring(filePath.length());
						if(imageName.contains(".png") || imageName.contains(".gif")){
							pathList.add(imageName);
						}
						}
					}
				} while (entry != null);
			} catch (FileNotFoundException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (IOException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}

		//System.out.println("imagePath===="+imagePath);
//		for(String imagePath : imagePathList){
//			File imageFolder = new File(imagePath);
//			File[] files = imageFolder.listFiles();
//			for(File file: files){
//				String name = file.getName();
////				pathList.add(imagePath + "\\" + name);
//				pathList.add(name);
//			}
//		}
		return pathList.toArray(new String[0]);
	}
	
	/**
	 * 判断是否是发布路径
	 * @return
	 */
	public boolean isTomcatPath(){
		String tomcatPath = getTomcatPath();
		if(tomcatPath == null || tomcatPath.equals("") || tomcatPath.equals(".")){
			return false;
		}else{
			return true;
		}
	}
}