# -*- coding: utf-8 -*-
"""
__author__ = 'peter'
__mtime__ = '2019-07-30'
# Follow the master,become a master.
             ┏┓       ┏┓
            ┏┛┻━━━━━━━┛┻┓
            ┃    ☃      ┃
            ┃  ┳┛   ┗┳  ┃
            ┃     ┻     ┃
            ┗━┓       ┏━┛
              ┃       ┗━━━━┓
              ┃ 神兽保佑     ┣┓
              ┃　永无BUG！   ┏┛
              ┗┓┓┏━━━┳┓┏━━━┛
               ┃┫┫   ┃┫┫
               ┗┻┛   ┗┻┛
"""
import redis


def get_uid_token(user_type, user_id):
    """
    # 连接redis方法
    :param user_id:
    :param user_type:
    :return:
    """
    global redis_server
    if user_type == 'f':  # 前台app用户
        db = 2
    elif user_type == 'b':  # 后台商铺用户
        db = 4
    elif user_type == 'a':  # 主后台管理用户
        db = 7
    else:
        return None
    redis_server = redis.Redis(host=conf.rd_host, port=conf.rd_port, password=conf.rd_pwd, db=db)
    if redis_server.get(user_id) is not None:  # 判断是否有uid（登陆是否过期）
        token = redis_server.get(user_id).decode()  # 未过期将uid解码
    else:
        token = None
    return token