import json
import logging
import socket
import threading
import time
import random

import Constant
from Util.util_log import log

class TCPClient:
    def __init__(self, ip, port):
        self.error_count=0
        self.IPAddress = ip
        self.port = port
        self.thread_signal = True
        self.connected = False
        self.client_socket = None

    def CreatConnect(self):
        if self.client_socket:
            self.client_socket.close()
        self.client_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        self.client_socket.settimeout(5)
        self.client_socket.connect((self.IPAddress, self.port))


    def is_Connect(self):
        try:
            self.client_socket.send(b'')
            return True
        except OSError:
            return False


    def run(self):
        while self.thread_signal:
            time.sleep(0.4)
            self.connected = (self.error_count <= 3)
            try:
                if (self.send_Status() and self.send_Command()):
                    self.error_count = 0
            except Exception as e:
                log.log_message(logging.ERROR,f'COM_TCP: {str(e)}')
                self.error_count += 1
            if self.error_count> 5:
                print("Error: 机械臂控制程序中TCPClient is not connected")
                # log.log_message(logging.ERROR,f'{Constant.str_tcp_connect_no_reply}:{str(e)}')
                try:
                    self.CreatConnect()
                    log.log_message(logging.INFO, Constant.str_tcp_reconnect)
                except OSError as e1:
                    if e1.errno == 10056:
                        self.client_socket.close()
                        print("Error: 机械臂控制程序中TCPClient is not connected_1")
                        log.log_message(logging.ERROR,Constant.str_tcp_connect_error)
                except Exception as e2:
                    print(e2)

    def close(self):
        self.thread_signal = False
        self.client_socket.close()

    def send_Command(self):
        return False

    def send_Status(self):
        return False