import socket
import threading

def handle_client(client_socket):
        
    request = ""
    response = "test"
    while True:
        data = client_socket.recv(1).decode('UTF-8')
        if data == '1':
            response = "1. Hello"
            print('1')
            break
        elif data == '2':
            response = "2. Hola"
            print('2')
            break
        elif data == '3':
            response = "3. Bonjour"
            print('3')
            break
        elif data == '\n':
            response = request.upper()
            break
        request += data
    
    print(request.upper())

    client_socket.send(response.encode('UTF-8'))

    client_socket.close()

def start_server():
    host = ''
    port = 3333

    server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    server_socket.bind((host, port))
    server_socket.listen(5)
    print(f"Server listening on {host}:{port}")

    while True:
        client_socket, addr = server_socket.accept()
        print(f"Accepted connection from {addr[0]}:{addr[1]}")

        client_handler = threading.Thread(target=handle_client, args=(client_socket,))
        client_handler.start()

if __name__ == "__main__":
    start_server()