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

import java.awt.Dimension;
import java.awt.Toolkit;
import javax.swing.JFrame;
import javax.swing.JPanel;

import com.vci.client.omd.inter.ClasspathConfig;
import com.vci.client.common.ClientLog4j;
import com.vci.client.common.providers.ServiceProvider;
import com.vci.client.omd.enumManager.toOutside.InterEM;
import com.vci.client.omd.enumManager.toOutside.InterEMManager;
import com.vci.client.ui.frame.UIConstructorInterface;
import com.vci.corba.common.VCIError;
import com.vci.corba.omd.etm.EnumServicePrx;

public class EnumClient implements UIConstructorInterface{
	
	private static EnumServicePrx enumService = null;
	private static EnumClient enumClient = null;
	
	private static EnumClient getInstance(){
		if(enumClient == null){
			enumClient = new EnumClient();
		}
		return enumClient;
	}
	/**
	 * @throws VciException 
	 * @param args
	 * @throws  
	 */
	public static void main(String[] args) throws VCIError{
		EnumClient.getInstance().init();
		
		Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
		JFrame frame = new JFrame();
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.setTitle("枚举管理");
		frame.setBounds(d.width/4, d.height/4, d.width/2, d.height/2);
		
		EnumManagerPanel emPanel = null;
		try {
			emPanel = (EnumManagerPanel) new EnumClient().start();
		} catch (VCIError e) {
			throw new VCIError("", new String[0]);
		}
		frame.add(emPanel);
		frame.setVisible(true);
	}

	@Override
	public void destory() throws VCIError {
		// TODO Auto-generated method stub
		
	}


	@Override
	public void init() throws VCIError {
		if(enumService != null){
			return;
		}
		
		if(inject()){
			ClientLog4j.logger.info("注入外界对枚举中接口的实现成功");
		}else{
			ClientLog4j.logger.info("注入外界对枚举中接口的实现失败");
		}
		try {

			enumService = ServiceProvider.getOMDService().getEnumService();
		} catch (Exception e) {
			throw new VCIError("", new String[0]);
		}
		
	}


	@Override
	public JPanel start() throws VCIError {
		EnumManagerPanel.cleanInstance();
		EnumManagerPanel emPanel = EnumManagerPanel.getInstance();
		return emPanel;
	}
	
	public static EnumServicePrx getService() throws VCIError{
		if(enumService == null){
			try {
				EnumClient.getInstance().init();
			} catch (VCIError e) {
				throw new VCIError("", new String[0]);
			}
		}
		return enumService;
	}
	
	/**
	 * 外界注入枚举接口的实现
	 */
	private boolean inject(){
		boolean flag = false;
		String impls = ClasspathConfig.getProperty("interEMImpl");
		String[] implArray = impls.split(";");
		for(int i = 0; i < implArray.length; i++){
			InterEM interEM = null;
			try {
				String classpath = implArray[i];
				if(classpath == null || classpath.equals("")){
					continue;
				}
				interEM = (InterEM) Class.forName(classpath).newInstance();
			} catch (InstantiationException e) {
				e.printStackTrace();
				return flag;
			} catch (IllegalAccessException e) {
				e.printStackTrace();
				return flag;
			} catch (ClassNotFoundException e) {
				e.printStackTrace();
				return flag;
			}
			InterEMManager.getInstance().registerInter(interEM);
			flag = true;
		}
		return flag;
	}
}