#!/usr/bin/python3# -*- coding: utf-8 -*-# @Time    : 2020/3/29 0021 下午 19:40# @Author  : xiaozhi！# @FileName: pdd_api# @Software: PyCharmimport timeimport hashlibimport requestsfrom urllib.parse import urlencode
class PddApi:    host = "https://gw-api.pinduoduo.com/api/router?"    headers = {        "accept": "application/json"    }
    def __init__(self, id=None, token=None, secret=None):        """        初始化        """        self.client_id = id        self.secret = secret        self.access_token = token        self.data_type = "JSON"
    def sign_md5(self, params):        """        对拼接好的字符串进行md5签名        """        hl = hashlib.md5()        hl.update(params.encode(encoding='utf-8'))        return hl.hexdigest().upper()
    def splice_str(self):        """        升序排序请求参数，连接字符串，并在首尾加上client_secret        """        self.timestamp = f"{time.time()}".split(".")[0]        pdd_dict = self.__dict__.copy()        secret = self.secret        del pdd_dict["secret"]        reverse_list = sorted([(k, str(v)) for k, v in pdd_dict.items()], key=lambda x:x[0])        reverse_list.insert(0, ("", secret))        reverse_list.append(("", secret))        reverse_list_str = list(map(lambda x: "".join(x), reverse_list))        params = "".join(reverse_list_str)        return params, pdd_dict
    def urlencode_data(self, params, pdd_dict):        pdd_dict["sign"] = self.sign_md5(params)        result = urlencode(pdd_dict)        url = f"{self.host}{result}"        return url
    def pdd_order_list_get(self, **kwargs):        """        获取订单列表        kwargs: order_status=None, refund_status=None, start_confirm_at=None, end_confirm_at=None,                           page=None, page_size=None        """        res_type = "pdd.order.list.get"        self.type = res_type        for k, v in kwargs.items():            setattr(self, k, v)        params, pdd_dict = self.splice_str()


    

        url = self.urlencode_data(params, pdd_dict)        return self.response_json(url=url)
    def pdd_order_information_get(self, order_sn=None):        """        获取订单详情        """        res_type = "pdd.order.information.get"        self.order_sn = order_sn        self.type = res_type        params, pdd_dict = self.splice_str()        url = self.urlencode_data(params, pdd_dict)        return self.response_json(url=url)
    def pdd_order_status_get(self, order_sns=None):        """        订单状态        """        res_type = "pdd.order.status.get"        self.order_sns = order_sns        self.type = res_type        params, pdd_dict = self.splice_str()        url = self.urlencode_data(params, pdd_dict)        return self.response_json(url=url)
    def pdd_erp_order_sync(self, **kwargs):        """        erp打单信息同步,        kwargs: order_sn=None, order_state=None, waybill_no=None, logistics_id=None        """        res_type = "pdd.erp.order.sync"        self.type = res_type        for k, v in kwargs.items():            setattr(self, k, v)        params, pdd_dict = self.splice_str()        url = self.urlencode_data(params, pdd_dict)        return self.response_json(url=url)
    def pdd_order_number_list_increment_get(self, **kwargs):        """        订单增量接口        kwargs: is_lucky_flag=None, order_state=None, start_updated_at=None, end_updated_at=None,page_size=None,        page=None, refund_status=None        """        res_type = "pdd.order.number.list.increment.get"        self.type = res_type        for k, v in kwargs.items():            setattr(self, k, v)        params, pdd_dict = self.splice_str()        url = self.urlencode_data(params, pdd_dict)        return self.response_json(url=url)
    def response_json(self, url):        res = requests.post(url=url, headers=self.headers)        return res.json()