import json
import time
import hmac
import hashlib
import base64
import requests
import urllib.parse
import logging
from settings import ding_talk
import re
import socket


def intranet_ip():
    try:
        s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
        s.connect(('8.8.8.8', 80))
        ip = s.getsockname()[0]
    finally:
        s.close()
    return str(ip)


def web_ip():
    response = requests.get('http://ip.tool.chinaz.com/')
    ips = re.findall('\d+\.\d+\.\d+\.\d+', response.text)
    if len(ips) > 0:
        return ips[0]
    else:
        return None


def sign_dingtalk():
    timestamp = round(time.time() * 1000)
    secret = ding_talk['secret_sign']
    secret_enc = bytes(secret, 'utf-8')
    string_to_sign = '{}\n{}'.format(timestamp, secret)
    string_to_sign_enc = bytes(string_to_sign, 'utf-8')
    hmac_code = hmac.new(secret_enc, string_to_sign_enc, digestmod=hashlib.sha256).digest()
    sign = urllib.parse.quote(base64.b64encode(hmac_code))
    return timestamp, sign


def send_message(content, atsombody=None, is_self=True, is_carryip=False):
    '''
    :param content:发送文本
    :param atsombody: [
                "156xxxx8827",
                "151XXX2316"
            ]
    :param is_self:
    :return:
    '''
    try:
        base_url = 'https://oapi.dingtalk.com/robot/send?access_token=dc19e91491341b81f29d7fc347071647031e3d33d8df73f15e4529ad01520e22'
        timestamp, sign = sign_dingtalk()
        url = base_url + "&timestamp={timestamp}&sign={sign}".format(timestamp=timestamp, sign=sign)
        if is_carryip:
            ip_intranet = intranet_ip()
            ip_public = web_ip()
            ip_content = '内网ip {} ,公网ip {}'.format(ip_intranet, ip_public)
            content = content + '\n' + ip_content
        data = {
            "msgtype": "text",
            "text": {
                "content": content[:10000]
            },
            "at": {
                "atMobiles": [atsombody],
                "isAtAll": False
            }
        }
        headers = {'content-type': 'application/json'}  # 请求头
        time.sleep(1)
        response = requests.post(url=url, headers=headers, data=json.dumps(data))
        if response.json()['errcode'] == 0:
            logging.info('钉钉信息:{} 发送成功'.format(content))
        else:
            time.sleep(10)
            logging.warning('钉钉信息出现问题:{}'.format(str(response.text)))
    except Exception as e:
        logging.error('钉钉发消息发生问题 error:{} ')
        time.sleep(10)