# -*- encoding: utf-8 -*-
"""
@File    : UserDataController.py
@Time    : 2022/8/16 10:44
@Author  : peng
@Email   : zhangdongming@asj6.wecom.work
@Software: PyCharm
"""

import time

import oss2
from django.db import connection
from django.db import transaction
from django.db.models import Q, Count
from django.views.generic.base import View
import datetime

from Ansjer.config import OSS_STS_ACCESS_SECRET, OSS_STS_ACCESS_KEY
from Controller.DeviceConfirmRegion import Device_Region
from Model.models import Device_Info, UID_Bucket, UID_Preview, UidSetModel, UidChannelSetModel, \
    iotdeviceInfoModel, UIDModel, Device_User, UserFamily, FamilyMember, FamilyMemberPermission, \
    FamilyRoomDevice, FamilyRoom, FamilyMemberJoin, GatewaySubDevice, CountryModel, DeviceTypeModel
from Object.ResponseObject import ResponseObject
from Object.TokenObject import TokenObject
from Service.CommonService import CommonService


# 设备数据
class DeviceDataView(View):

    def get(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        operation = kwargs.get('operation')
        return self.validation(request.GET, request, operation)

    def post(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        operation = kwargs.get('operation')
        return self.validation(request.POST, request, operation)

    def validation(self, request_dict, request, operation):

        token = TokenObject(request.META.get('HTTP_AUTHORIZATION'))
        lang = request_dict.get('lang', None)
        if lang:
            response = ResponseObject(lang)
        else:
            response = ResponseObject(token.lang) if token.lang else ResponseObject()

        if token.code != 0:
            return response.json(token.code)
        user_id = token.userID

        if operation == 'increase':  # 查询新增用户数据
            return self.device_increase(request_dict, response)
        if operation == 'type':  # 统计设备类型
            return self.type_statistics(response)
        if operation == 'regional':  # 设备地区分布
            return self.regional_statistics(response)
        else:
            return response.json(414)

    @classmethod
    def regional_statistics(cls, response):
        """
        统计地区设备数量
        @param response:响应对象
        """
        device_info_qs = Device_Info.objects.all()
        count = device_info_qs.count()
        device_info_qs = device_info_qs.values('userID__region_country').order_by('userID__region_country').distinct()
        if not device_info_qs.exists():
            return response.json(444)
        try:
            device_country_list = []
            for device_user in device_info_qs:
                country_id = device_user['userID__region_country']
                country_qs = CountryModel.objects.filter(id=country_id).values('country_name', 'id')
                countryName = country_qs[0]['country_name'] if country_qs.exists() else '未知区域'
                device_info = Device_Info.objects.filter(userID__region_country=country_id).values('id').count()
                rate = round(device_info / count * 100, 2)
                res = {
                    'id': country_id,
                    'name': countryName,
                    'total': device_info,
                    'rate': rate
                }
                device_country_list.append(res)
            return response.json(0, device_country_list)
        except Exception as e:
            print(e)
            return response.json(500)

    @classmethod
    def type_statistics(cls, response):
        """
        统计设备类型
        @param response:响应对象
        @return:
        """
        device_info_qs = Device_Info.objects.filter().values('Type').order_by('Type').distinct()
        if not device_info_qs.exists():
            return response.json(444)
        device_type_list = []
        try:
            for device_info in device_info_qs:
                type = device_info['Type']
                device_type_qs = DeviceTypeModel.objects.filter(type=type).values('name')
                if not device_type_qs.exists():
                    continue
                total = Device_Info.objects.filter(Type=type).count()
                res = {
                    'type': device_type_qs[0]['name'],
                    'total': total
                }
                device_type_list.append(res)
            return response.json(0, device_type_list)
        except Exception as e:
            print(e)
            return response.json(500)

    @classmethod
    def device_increase(cls, request_dict, response):
        """
        查询用户增长数据
        @param request_dict:请求参数
        @request_dict startTime:开始时间
        @request_dict endTime:结束时间
        @param response:响应对象
        @return:
        """
        start_time = request_dict.get('startTime', None)
        end_time = request_dict.get('endTime', None)
        if not all([start_time, end_time]):
            return response.json(444, {'error param': 'startTime or endTime'})
        start_time = datetime.datetime.fromtimestamp(int(start_time))
        end_time = datetime.datetime.fromtimestamp(int(end_time))
        try:
            user_qs = Device_User.objects.filter(data_joined__range=(start_time, end_time))
            res = {
                'total': user_qs.count(),
                'region': []
            }
            if user_qs.exists():
                user_country_qs = user_qs.values('region_country').annotate(count=Count('region_country')).order_by(
                    '-count')
                region = []
                for item in user_country_qs:
                    country_id = item['region_country']
                    country_qs = CountryModel.objects.filter(id=country_id).values('country_name')
                    country_name = country_qs[0]['country_name'] if country_qs.exists() else '未知区域'
                    country_dict = {
                        'countryName': country_name,
                        'count': item['count']
                    }
                    region.append(country_dict)
                res['region'] = region
            return response.json(0, res)
        except Exception as e:
            return response.json(500, repr(e))