import java.io.*;
import java.net.*;



public class ServerCodeBar {
    private static DataInputStream dataInputStream = null;
    public static void main(String[] args) {
        if (args.length < 2) {
            System.out.println(
                "Provide hostname and port"
            );
            return;
        }
        try {
            InetAddress addr = InetAddress.getByName(args[0]);
            int port = Integer.parseInt(args[1]);
            Socket socket = new Socket(addr, port);

            DataOutputStream dos = new DataOutputStream(
                socket.getOutputStream());
            InputStreamReader in = new InputStreamReader(
                socket.getInputStream());

            PrintWriter pw = new PrintWriter(dos, true);
            System.out.println("Podaj kod kreskowy");
            int n = Integer.parseInt(System.console().readLine());
            dos.writeInt(n);
            pw.flush();
            BufferedReader br = new BufferedReader(in);
            char[] buffer = new char[2048];
            int count = br.read(buffer, 0, 2048);
            long mr;
            mr = br.read(buffer, 0, 2048);
            long ty = br.read(buffer, 0, 2048);
            System.out.println(mr+ty);
            if(n==99){
                int bytes = 2048;
                dataInputStream = new DataInputStream(socket.getInputStream());
                FileOutputStream fileOutputStream = new FileOutputStream("10MB.pdf");
                long size = 10615705;
                byte[] buffor = new byte[2*2048];
                while (size > 10 && (bytes = dataInputStream.read(buffor, 0, (int)Math.min(buffer.length, size))) != -1){
                    fileOutputStream.write(buffor,0,bytes);
                    size -= bytes;
                }

                fileOutputStream.close();
                System.out.println("Zapisano plik na dysku");
            }else{
            String reply = new String(buffer, 0, count);
            System.out.println("Informacje na temat produktu:");
            System.out.println(reply);
            }
            dos.close();
            socket.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
        System.out.println("Client have disconnected");
    }
    }