# -*- coding: utf-8 -*-
# !/usr/bin/env python

import base64
import hashlib
import hmac
import logging
import time
from urllib import quote

from mongoengine import StringField, IntField

from apps.web.core.db import Searchable

logger = logging.getLogger(__name__)


class FengTuTechnologyNorther(Searchable):
    northPort = StringField(verbose_name="平台的 域名端口 推送数据给对方平台的时候 服务器的地址", default="")
    appId = StringField(vebose_name="App key，由丰图提供")
    appSecret = StringField(vebose_name="签名密钥 可以理解为 我方密码")
    northToken = StringField(vebose_name="northToken 通过getToken接口获取 ")    # 我们像对方平台获取到的token
    northTokenExpiredTime = IntField(verbose_name=u"northToken的过期时间", default=time.time)
    northAppId = StringField(vebose_name="平台ID，由我们提供")
    meta = {
        "collection": "feng_tu_norther",
        "db_alias": "default"
    }

    def get_sig(self, ts):
        """
        生成签名字符串
        :return:
        """
        payload  = {
            'appid' : str(self.appId),
            'timestamp' : str(ts)
        }

        raw = [(k, payload[k]) for k in sorted(payload.keys())]
        s = str('&'.join('='.join(kv) for kv in raw if kv[1]))

        sigSecret = str(self.appSecret)
        sigDate = hmac.new(sigSecret,s, hashlib.md5).digest()
        sig = base64.b64encode(sigDate)

        return quote(sig)

    def join_url(self,path):
        return "{ipPort}/{path}".format(
            ipPort=self.northPort,
            path=path
        )

    def get_token_data(self):
        """
        获取token的载数据 身份验证以平台为维度获取 那么token的范围也以 平台为准 即 northOperatorID
        """
        return {
            "northAppId": self.northAppId,
        }