# -*- coding: utf-8 -*-

import logging

from django.conf import settings
from django.db import transaction
from django_logit import logit
from django_response import response
from pywe_miniapp import get_session_info, get_session_key, get_userinfo, store_session_key
from pywe_storage import RedisStorage

from account.models import UserInfo
from utils.redis.connect import r


WECHAT = settings.WECHAT
logger = logging.getLogger('logit')


@logit
@transaction.atomic
def get_userinfo_api(request):
    appId = request.POST.get('appId', 'MINIAPP')

    wxcfg = WECHAT.get(appId, {})

    appid = wxcfg.get('appID')
    secret = wxcfg.get('appsecret')

    code = request.POST.get('code', '')
    encryptedData = request.POST.get('encryptedData', '')
    iv = request.POST.get('iv', '')

    # {u'avatarUrl': u'http://wx.qlogo.cn/mmopen/vi_32/aSKcBBPpibyKNicHNTMM0qJVh8Kjgiak2AHWr8MHM4WgMEm7GFhsf8OYrySdbvAMvTsw3mo8ibKicsnfN5pRjl1p8HQ/0',
    #  u'city': u'Guangzhou',
    #  u'country': u'CN',
    #  u'gender': 1,
    #  u'language': u'zh_CN',
    #  u'nickName': u'Band',
    #  u'openId': u'oGZUI0egBJY1zhBYw2KhdUfwVJJE',
    #  u'province': u'Guangdong',
    #  u'unionId': u'ocMvos6NjeKLIBqg5Mr9QjxrP1FA',
    #  u'watermark': {u'appid': u'wx4f4bc4dec97d474b', u'timestamp': 1477314187}}
    session_key = get_session_key(appid=appid, secret=secret, code=code)
    # Get Userinfo
    userinfo = get_userinfo(appid=appid, secret=secret, code=code, session_key=session_key, encryptedData=encryptedData, iv=iv)

    # Get or Create User
    user, created = UserInfo.objects.select_for_update().get_or_create(unionid=userinfo.get('unionId', ''))

    # Set User Key's Value
    user.unionid = userinfo.get('unionId', '')
    user.openid_miniapp = userinfo.get('openId', '')
    user.sex = userinfo.get('gender', '')
    user.nickname = userinfo.get('nickName', '')
    user.avatar = userinfo.get('avatarUrl', '')
    user.country = userinfo.get('country', '')
    user.province = userinfo.get('province', '')
    user.city = userinfo.get('city', '')
    user.user_status = UserInfo.ACTIVATED
    user.save()

    # Store SessionKey
    store_session_key(appid=appid, secret=secret, session_key=session_key, unid=user.user_id, storage=RedisStorage(r))
    # Just for compatible because of store session_key has changed
    store_session_key(appid=appid, secret=secret, session_key=session_key, unid='', storage=RedisStorage(r))

    return response(200, 'Mini App Login Success', '微信小程序登录成功', user.data)


@logit(res=True)
@transaction.atomic
def mini_login_api(request):
    appId = request.POST.get('appId', 'MINIAPP')

    wxcfg = WECHAT.get(appId, {})

    appid = wxcfg.get('appID')
    secret = wxcfg.get('appsecret')

    code = request.POST.get('code', '')

    # // 正常返回的JSON数据包
    # {
    #     "openid": "OPENID",
    #     "session_key": "SESSIONKEY",
    # }
    #
    # // 满足UnionID返回条件时，返回的JSON数据包
    # {
    #     "openid": "OPENID",
    #     "session_key": "SESSIONKEY",
    #     "unionid": "UNIONID"
    # }
    # // 错误时返回JSON数据包(示例为Code无效)
    # {
    #     "errcode": 40029,
    #     "errmsg": "invalid code"
    # }
    session_info = get_session_info(appid=appid, secret=secret, code=code)
    logger.debug(session_info)
    session_key = session_info.get('session_key', '')
    unionid = session_info.get('unionid', '')
    openid = session_info.get('openid', '')

    # Get or Create User
    user, created = UserInfo.objects.select_for_update().get_or_create(openid_miniapp=openid)

    # Set User Key's Value
    if unionid:
        user.unionid = unionid

    user.user_status = UserInfo.ACTIVATED
    user.save()

    # Store SessionKey
    store_session_key(appid=appid, secret=secret, session_key=session_key, unid=user.user_id, storage=RedisStorage(r))
    # Just for compatible because of store session_key has changed
    store_session_key(appid=appid, secret=secret, session_key=session_key, unid='', storage=RedisStorage(r))

    return response(200, 'Mini App Login Success', '微信小程序登录成功', user.data)


@logit
@transaction.atomic
def get_userinfo_api2(request):
    user_id = request.POST.get('user_id', '')
    appId = request.POST.get('appId', 'MINIAPP')

    wxcfg = WECHAT.get(appId, {})

    appid = wxcfg.get('appID')
    secret = wxcfg.get('appsecret')

    encryptedData = request.POST.get('encryptedData', '')
    iv = request.POST.get('iv', '')

    try:
        user = UserInfo.objects.select_for_update().get(user_id=user_id, status=True)
    except UserInfo.DoesNotExist:
        return response()

    # {u'avatarUrl': u'http://wx.qlogo.cn/mmopen/vi_32/aSKcBBPpibyKNicHNTMM0qJVh8Kjgiak2AHWr8MHM4WgMEm7GFhsf8OYrySdbvAMvTsw3mo8ibKicsnfN5pRjl1p8HQ/0',
    #  u'city': u'Guangzhou',
    #  u'country': u'CN',
    #  u'gender': 1,
    #  u'language': u'zh_CN',
    #  u'nickName': u'Band',
    #  u'openId': u'oGZUI0egBJY1zhBYw2KhdUfwVJJE',
    #  u'province': u'Guangdong',
    #  u'unionId': u'ocMvos6NjeKLIBqg5Mr9QjxrP1FA',
    #  u'watermark': {u'appid': u'wx4f4bc4dec97d474b', u'timestamp': 1477314187}}
    session_key = get_session_key(appid=appid, secret=secret, unid=user_id, storage=RedisStorage(r))
    # Get Userinfo
    userinfo = get_userinfo(appid=appid, secret=secret, session_key=session_key, encryptedData=encryptedData, iv=iv)

    # Set User Key's Value
    user.unionid = userinfo.get('unionId', '')
    user.openid_miniapp = userinfo.get('openId', '')
    user.sex = userinfo.get('gender', '')
    user.nickname = userinfo.get('nickName', '')
    user.avatar = userinfo.get('avatarUrl', '')
    user.country = userinfo.get('country', '')
    user.province = userinfo.get('province', '')
    user.city = userinfo.get('city', '')
    user.save()

    return response(200, 'Mini App Get Userinfo Success', '微信小程序获取用户信息成功', user.data)