package praktikum5.aufgabe4;

import java.net.Socket;
import java.net.UnknownHostException;
import java.util.Scanner;
import java.io.OutputStreamWriter;
import java.io.IOException;
import java.io.InputStreamReader;

public class Client {
    private int port;

    public Client(int port) {
        this.port = port;
    }

    public String send(String msg) throws IOException {
        var socket = new Socket("localhost", port);
        var out = socket.getOutputStream();
        var in = socket.getInputStream();
        var reader = new InputStreamReader(in);
        var writer = new OutputStreamWriter(out);

        writer.write(msg);
        writer.flush();
        socket.shutdownOutput();

        var response = "";
        var curr = reader.read();
        while (curr != -1) {
            response += (char)curr;
            curr = reader.read();
        }
        reader.close();

        return response;
    }

    public static void main(String[] args) {
        try {
            int port = 4711;
            var client = new Client(port);
            var reader = new Scanner(System.in);
            while (true) {
                var msg = reader.nextLine();
                var response = client.send(msg);
                System.out.println("Response: " + response);
            }
        } catch (Exception e) {
            System.out.println(e);
        }
    }
}