package com.pjwstk;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;

//To może się nazywać TCPServer
public class Main {

    //Klasa wątku
    public static class ServerThread extends Thread {
        private final Socket socket;

        public ServerThread(Socket socket) {
            super();
            this.socket = socket;
        }


        public void run() {
            try {
                BufferedReader in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
                PrintWriter out = new PrintWriter(socket.getOutputStream(), true);

                String line1,line2;
                String echo_line;
                out.println("19852");
                out.println("944184");
                line1 = in.readLine();
                line2 = in.readLine();
                out.println(line1+line2);
                System.out.println(line1+line2);


            } catch (IOException e1) {
                // do nothing
            }

            try {
                socket.close();
            } catch (IOException e) {
                // do nothing
            }
        }
    }
    public void listenSocket() {
        ServerSocket server = null;
        Socket client = null;
        try {
            server = new ServerSocket(20004);
        }
        catch (IOException e) {
            System.out.println("Could not listen");
            System.exit(-1);
        }
        System.out.println("Server IP address: " + server.getInetAddress().getHostAddress());
        System.out.println("Server listens on port: " + server.getLocalPort());

        while(true){
            try{
                client = server.accept();
            }catch(IOException e){
                System.out.println("Accept Failed");
                System.exit(-1);
            }
            (new ServerThread(client)).start();
        }

    }

    public static void main(String[] args) {
        // write your code here
        if(args.length < 1)
        {
            System.out.println("Too few parameters: got " + args.length + ", expected 1");
            return;
        }
        int port = Integer.parseInt(args[0]);

        Main server = new Main();
        server.listenSocket();
    }
}