class HttpHelper():
 
 def __init__(self):
  '''获取driver对象，和接口ip地址信息，里面的方法大家可以忽略，根据自己的情况来设置
  '''
  self.dr=Common.driver
  run_info=Common().get_current_run_config()
  app_info=Common().get_app_config()[run_info['_envir']]
  self.ip=app_info['url'].split('/')[2]
 
 def post(self,module,interface_name,post_para={}):
  '''arg: module 模块名
    interface_name 接口名称
    post_para  请求参数，默认是空字典，如果不填这个参数就是post请求参数为空的情况
  '''
  inter_info=Common().get_interface_info()[module]
  url='http://'+self.ip+inter_info[interface_name]['url']
  Common().logger_info("request - api - "+url)
  
  postdata = bytes(urllib.parse.urlencode(post_para), encoding='utf8') 
  Common().logger_info("request - arg - "+str(post_para))
  _jid=Common().get_jsessionid(self.dr) #获取sessionid，这个方法是通过selenium的get_cookie方法来获取sessionid
  header={
   'Accept':'application/json, text/plain, */*',
   'Connection': 'keep-alive',
   'Content-Type':'application/x-www-form-urlencoded',
   'Cookie':'JSESSIONID='+_jid+'',
   'Host': ''+self.ip+'',
   'Origin': 'http://'+self.ip+''
   }
  Common().logger_info("[header] - "+str(header))
  try:
   req=urllib.request.Request(url,postdata,header)
   with urllib.request.urlopen(req) as resp:
    response=resp.read().decode('utf-8')
    response=json.loads(response)
    Common().logger_info('response - '+str(response))
    if response['data']!='':
     Common().logger_info('http post success!!!')
    return response
  except Exception as e:
   Common().logger_error(str(e))