#!/usr/bin/python3

import socket
import threading
import random

# host (internal) IP address and port
HOST = "10.128.0.22"
PORT = 5221

# handle one client in a thread
def handle_client(connection, address):
    connection.sendall("Welcome to the guess the number game!\n".encode())
    connection.sendall("Think of a number 1 to 1000!\n: ".encode())
    secret = random.randint(1, 1000)
    while True:
        try:
            number = int(connection.recv(1024).decode())
            if number == secret:
                connection.sendall("Correct! Goodbye!\n".encode())
                break
            elif number < secret:
                connection.sendall("Too low, try again\n: ".encode())
            else:
                connection.sendall("Too high, try again\n: ".encode())
        except:
            connection.sendall("Invalid input.  Goodbye!\n".encode())
            break

    connection.close()


def main():
    # listen on the port specified
    sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
    sock.bind((HOST, PORT))
    sock.listen()

    # wait forever gathering clients
    while True:
        connection, address = sock.accept()
        print("Received a connection from", address)
        t = threading.Thread(target=handle_client, args=(connection,address))
        t.start();

main()