tcp服务端通讯+按键发送协议

import threading
import socket
import json
import keyboard

# TCP服务器配置
HOST = '0.0.0.0'
PORT = 8888

# 创建TCP服务端
server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_socket.bind((HOST, PORT))
server_socket.listen()

# 用于发送数据的客户端socket
client_socket = None


# 定义按键事件的处理函数
def handle_key_event(key):
    global client_socket
    if key.name == 'A':
        response = {"code": 0, "operationType": "1", "readerCode": "salman"}
        client_socket.send(json.dumps(response).encode())
    elif key.name == 'B':
        response = {"code": 0, "operationType": "0", "readerCode": "salman"}
        client_socket.send(json.dumps(response).encode())

# 创建按键监听线程
def key_listener():
    keyboard.on_press(handle_key_event)
    keyboard.wait()


# 创建TCP服务端线程
def tcp_server():
    global client_socket
    while True:
        # 接受客户端连接
        client_socket, address = server_socket.accept()
        print(f"Connection from {address} has been established!")

        # 接受客户端数据
        while True:
            try:
                data = client_socket.recv(1024)
                if data:
                    # 处理客户端请求
                    print(f"Received data from client: {data.decode()}")
            except:
                break

        # 关闭客户端连接
        client_socket.close()


# 启动按键监听线程和TCP服务端线程
key_listener_thread = threading.Thread(target=key_listener)
tcp_server_thread = threading.Thread(target=tcp_server)
key_listener_thread.start()
tcp_server_thread.start()