// Klient

import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.net.*;
import java.util.*;
import javax.swing.*;

class Klient implements ActionListener{

//Globaalsed muutujad
    boolean veel=true;
    JTextArea ala=new JTextArea();
    JScrollPane kerimine=new JScrollPane(ala);
    JTextField TF_nimi=new JTextField(10);
    JTextField TF_aadress=new JTextField("localhost",10);
    JButton B_yhenda=new JButton("Ühenda!");
    BufferedReader sisend;
    PrintWriter väljund;
    Socket sc;

    public void actionPerformed(ActionEvent e){
        if((e.getActionCommand()=="ühenda")&&(TF_nimi.getText().length()!=0)){
            B_yhenda.setEnabled(false);
            TF_aadress.setEditable(false);
            try{
                sc=new Socket(TF_aadress.getText(), 22222);
            }catch(Exception ex){System.out.println("Ilmnes viga: "+ex);}
            if(sc.isConnected()){
                try{
                    väljund=new PrintWriter(sc.getOutputStream(), true);
                }catch(Exception exc){System.out.println("Jama: "+exc);}
                väljund.println(TF_nimi.getText());
                System.out.println("Nimi saadeti ära.");
                new Lõim();
            }
        }else{
            ala.append("Kirjuta oma nimi tekstialasse!\n");
        }
    }

    public Container createContentPane(){
        JPanel content=new JPanel(new BorderLayout());
        ala.setEditable(false);
        ala.setLineWrap(true);
        JPanel alumine=new JPanel();
        JLabel L_nimi=new JLabel("Nimi ");
        JLabel L_aadress=new JLabel("Aadress ");
        B_yhenda.addActionListener(this);
        B_yhenda.setActionCommand("ühenda");

        kerimine.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
        kerimine.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);

        alumine.add(L_nimi);
        alumine.add(TF_nimi);
        alumine.add(B_yhenda);
        alumine.add(L_aadress);
        alumine.add(TF_aadress);

        content.add(kerimine);
        content.add(alumine, BorderLayout.SOUTH);

        return content;
    }

    public static void main(String args[]){
        JFrame.setDefaultLookAndFeelDecorated(true);
        JFrame aken=new JFrame("Klient");
        aken.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        Klient k=new Klient();
        aken.setContentPane(k.createContentPane());
        aken.setSize(480,320);
        aken.setLocation(100,100);
        aken.show();
    }

    class Lõim extends Thread{
        public Lõim(){
            new Thread(this).start();
        }

        public void run(){
            System.out.println("Lõim läks tööle.");
            String rida="";
            Font f=new Font("Courier",Font.BOLD, 14);
            Font tavaline=new Font("Courier",Font.PLAIN,14);
            try{
                sisend=new BufferedReader(new InputStreamReader(sc.getInputStream()));
            }catch(Exception e){System.out.println("Viga sissetulevas andmevoos "+e);}
            System.out.println("Sisend peaks korras olema");
            while(veel){
                try{
                    System.out.println("While-tsükkel");
//                    if(!sc.isClosed()){rida=sisend.readLine()+"\n";}
                    rida=sisend.readLine()+"\n";
                    System.out.println("Muutuja rida väärtus - "+rida);
                    StringTokenizer st=new StringTokenizer(rida,";");
                    while(st.hasMoreTokens()){
                        System.out.println("String Tokenizeri while-tsükkel");
                        String kasNimi=st.nextToken();
                        if(kasNimi.startsWith("#")){
                            ala.append("\n");
                            ala.setFont(f);
                            ala.append(kasNimi.substring(1,kasNimi.length())+": ");
                        }else{
                            ala.setFont(tavaline);
                            ala.append(kasNimi+" ");
                        }
                    }
                }catch(Exception e){System.out.println("Viga: "+e);}
            }
        }
    }

}