package org.kne.cloud.network.klalb;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.Socket;
import java.net.UnknownHostException;
import java.util.Iterator;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Objects;
import java.util.Set;
import java.util.WeakHashMap;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.atomic.AtomicInteger;

public class Tunnel {
	private String name;
	private IPPort ipport;
	public IPPort getIpport() {
		return ipport;
	}
	private long delay=-1;
	public long getDelay() {
		return delay;
	}
	public void setDelay(long delay) {
		this.delay = delay;
	}
	private static Map<IPPort,Tunnel> tls=new ConcurrentHashMap<>();
	private Tunnel(String name, IPPort ipport) throws UnknownHostException {
		super();
		this.name = name;
		this.ipport=ipport;
	}
	public static Tunnel newTunnel(String name, IPPort ipport) throws UnknownHostException {
		Tunnel tmp=tls.get(ipport);
		if(tmp!=null) {
			return tmp;
		}
		tmp=new Tunnel(name, ipport);
		tls.put(ipport, tmp);
		return tmp;
	}
	public static Tunnel newTunnel(String name, String ipport) throws UnknownHostException {
		
		return newTunnel(name, new IPPort(ipport));
	}
	public static Tunnel newTunnel(String name, String ip, int port) throws UnknownHostException {
		
		return newTunnel(name, new IPPort(ip, port));
	}
	
	public static Tunnel newTunnel(String s) throws UnknownHostException {
		String[]t=s.split("\\$");
		return newTunnel(t[0], t[1]);
	}
	public String getName() {
		return name;
	}

	public String getIp() {
		return ipport.getIp().getHostAddress();
	}
	public int getPort() {
		return ipport.getPort();
	}
	
	@Override
	public String toString() {
		return name+"$"+ipport;
	}
	public Socket connectClientSocket() throws UnknownHostException, IOException {
		return new Socket(ipport.getIp(), ipport.getPort());
	}
	
	@Override
	public int hashCode() {
		return Objects.hash(ipport, name);
	}
	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		Tunnel other = (Tunnel) obj;
		return Objects.equals(ipport, other.ipport) && Objects.equals(name, other.name);
	}
	public static void states() {
		Set<Entry<IPPort, Tunnel>>  s=tls.entrySet();
		for (Iterator iterator = s.iterator(); iterator.hasNext();) {
			Entry<IPPort, Tunnel> entry = (Entry<IPPort, Tunnel>) iterator.next();
			Tunnel tll=entry.getValue();
			System.out.println(tll.getName()+" "+((tll.getDelay()==-1)?"δ֪":tll.getDelay()/1000000+"ms")+" Á¬½ÓÊý"+tll.ati);
		}
	}
	private AtomicInteger ati=new AtomicInteger(0);
	public AtomicInteger getCCount() {
		return ati;
	}
	
	
	
}