import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.rmi.Naming;
import java.rmi.RemoteException;
import java.rmi.server.UnicastRemoteObject;

public class ChatClientImpl extends UnicastRemoteObject implements ChatClient
{
	private static ChatServer server;
	private static int msgId = 0;
	
	public ChatClientImpl () throws RemoteException
	{
		super ();
	}

	public void send (String text) throws RemoteException
	{
		System.out.println (text);
	}
	
	public static void main (String[] args)
	{
		String name = "";

		try
		{
			server = (ChatServer) Naming.lookup ("//localhost:1099/ChatServer");
		}
		catch (Exception e1)
		{
			e1.printStackTrace();
		}

		do
		{
			System.out.print ("Enter your name: ");
			name = getUserInput ();
			connect (name);
		} while (name.length() == 0);
		
		while (true)
		{
			String text = getUserInput ();
			
			if (text.equalsIgnoreCase (":quit"))
			{
				disconnect (name);
				break;
			}
			
			sendMsg (name, text);
		}
		
		/* Goodbye! */
	}
	
	private static void sendMsg (String name, String text)
	{
		try
		{
			server.send(name, text);
		} 
		catch (RemoteException e)
		{
			e.printStackTrace();
		}
	}
	
	private static void disconnect (String name)
	{
		try
		{
			server.disconnect(name);
		} 
		catch (RemoteException e)
		{
			e.printStackTrace();
		}
	}
	
	private static void connect (String name)
	{
		try
		{
			server.connect (name, new ChatClientImpl ());
		} 
		catch (RemoteException e)
		{
			e.printStackTrace();
		}
	}
	
	private static String getUserInput ()
	{
		BufferedReader keyboard = new BufferedReader (new InputStreamReader (System.in));
		String userInput = "";
		
		try
		{
			userInput = keyboard.readLine ();
		}
		catch (Exception e)
		{
			e.printStackTrace ();
		}
		
		return userInput;
	}
}