# -*- coding: utf-8 -*-
import time
import datetime
import socket
import threading

#将中文信息转换编码，显示文字、TTS语音都需要转换--------------------------------------------------
def GetChineseCode(inputstr):
    sdata = bytes(inputstr, encoding='gbk')  # 将中文信息转为bytes
    hexcode=""
    for num in range(0, len(sdata)):
        if num % 2==0:
            hexcode=hexcode+"\\x"
        hexcode=hexcode+ '%02X' % (sdata[num])
    return hexcode

#获取电脑系统日期时间---------------------------------------------------------------------------
def get_time():
    st = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())
    st=st[2:19]
    return st

# 接收读卡器发过来的http请求、解析提交上来的信息、回应并驱动读卡器显示文字播报语音--------------------------
def service_client(new_socket):
    request = new_socket.recv(1024).decode('utf-8')
    request_header_lines = request.splitlines()
    requestlines=len(request_header_lines)

    current_time = datetime.datetime.now()
    current_time_str = current_time.strftime("%Y-%m-%d %H:%M:%S.%f")[:-3]
    print(current_time_str)

    i = 0
    while i < requestlines:     #打印出提交信息
        print(request_header_lines[i])
        i += 1
    print("\n")

    if request[0:3]=="GET":
        CommitParameter=request_header_lines[0][request_header_lines[0].find("?")+1:request_header_lines[0].find("HTTP/1.1")-1]
    elif request[0:4]=="POST":
        CommitParameter = request_header_lines[requestlines-1]
        if request_header_lines[5]=="Content-Type: application/json":
            CommitParameter = CommitParameter.replace("{", "")        #JSON信息可以引用JSON类来解析，此处统一转化成字符串处理
            CommitParameter = CommitParameter.replace("\"", "")
            CommitParameter = CommitParameter.replace(":", "=")
            CommitParameter = CommitParameter.replace(",", "&")
            CommitParameter = CommitParameter.replace("}", "")

    FieldsList = CommitParameter.split('&')
    for num in range(0, len(FieldsList)):
        ParaList=FieldsList[num].split('=')
        if ParaList[0]=="info":
            info=ParaList[1]        #接收到的数据包号，需回应该包号
        elif ParaList[0]=="jihao":
            jihao = ParaList[1]     #设备机号(可自编)
        elif ParaList[0]=="cardtype":
            cardtype = ParaList[1]
            typenum=int(cardtype,16) % 16               #typenum=1 ID卡，2 HID卡，3 T5557卡，4 EM4305卡，5 IC卡，6 二代身份证，7 是15693卡，IClass"
            pushortake=int(int(cardtype,16) / 128)      #pushortake=0 表示读卡，>0表示卡离开感应区
        elif ParaList[0]=="card":
            card = ParaList[1]      #接收到的原始16进制卡号，可根据需要自行转换成其他卡号
        elif ParaList[0]=="data":
            data = ParaList[1]      #读取的卡扇区内容
        elif ParaList[0]=="dn":
            dn = ParaList[1]        #设备硬件序列号，出厂时已固化，全球唯一
        elif ParaList[0]=="status":
            status = ParaList[1]    #读卡状态，如密码认证失败为12

    if pushortake == 0:
        ChineseVoice = GetChineseCode("读取卡号[n1]") + card
    else:
        ChineseVoice = GetChineseCode("卡号[n1]") + card + GetChineseCode("离开感应区")

    # Response=1,是固定的回应头信息+接收到的包序号+显示文字 中文要转换编码 {}中的文字可以高亮显示+显示延时秒+蜂鸣器响声代码+[v8]表示本次语音大小 取值 v1 到 v16 TTS中文语音编码
    ResponseStr="Response=1,"+info+",{"+GetChineseCode("卡号")+":}"+(card+"        ")[0:12]+get_time()+",20,1,[v8]"+ChineseVoice
    new_socket.send(ResponseStr.encode("gbk"))
    new_socket.close()
    print(ResponseStr+"\r\n")

def main():
    # 用来完成整体的控制
    tcp_server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)       # 1.创建套接字
    tcp_server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)     # 设置当服务器先close 即服务器端4次挥手之后资源能够立即释放，这样就保证了，下次运行程序时 可以立即绑定设定的端口
    tcp_server_socket.bind(("", 88))                                            # 2.绑定监听端口
    tcp_server_socket.listen(128)                                               # 3.变为监听套接字

    while True:
        new_socket, client_addr = tcp_server_socket.accept()                    # 4.等待新客户端的链接
        t = threading.Thread(target=service_client, args=(new_socket,))         # 5.为这个客户端服务
        t.start()

    tcp_server_socket.close()       # 关闭监听套接字

if __name__ == '__main__':
    main()