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

import requests
from django.db.models import Q, Count, Sum
from django.views.generic.base import View

from Model.models import VodHlsModel, VideoPlaybackTimeModel
from Service.CommonService import CommonService


# 业务数据
class BusinessDataView(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_code, user_id, response = CommonService.verify_token_get_user_id(request_dict, request)
        if token_code != 0:
            return response.json(token_code)
        if operation == 'vodData':  # 查询设备云存储数据
            return self.query_device_vod_business(request_dict, response)
        elif operation == 'global/vodData':  # 查询全球设备云存储数据
            return self.query_global_device_vod_business(request, request_dict, response)
        else:
            return response.json(414)

    @classmethod
    def query_device_vod_business(cls, request_dict, response):
        """
        查询设备云存储数据
        @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'})
        try:
            vod_hls_qs = VodHlsModel.objects.filter(time__range=(start_time, end_time))
            video_play_qs = VideoPlaybackTimeModel.objects.filter(startTime__range=(start_time, end_time),
                                                                  playMode='could')
            upload_duration_qs = vod_hls_qs.values('uid').annotate(uploadFrequency=Count('uid')).order_by(
                'uploadFrequency')
            upload_device_count = len(upload_duration_qs)  # 上传设备数量
            uid_list = []
            for item in upload_duration_qs:
                item['uploadDuration'] = vod_hls_qs.filter(uid=item['uid']).aggregate(total=Sum('sec'))['total']
                item['playDuration'] = video_play_qs.filter(uid=item['uid']).aggregate(total=Sum('duration'))['total']
                item['playDuration'] = item['playDuration'] if item['playDuration'] else 0
                item['playFrequency'] = video_play_qs.filter(uid=item['uid'], playMode='cloud').count()
                uid_list.append(item['uid'])

            video_play_qs = video_play_qs.filter(~Q(uid__in=uid_list))
            play_duration_qs = video_play_qs.values('uid').annotate(playFrequency=Count('uid')).order_by(
                'playFrequency')
            play_device_count = play_duration_qs.count()
            for item in play_duration_qs:
                item['uploadFrequency'] = 0
                item['uploadDuration'] = 0
                item['playDuration'] = video_play_qs.filter(uid=item['uid']).aggregate(total=Sum('duration'))['total']
                item['playDuration'] = item['playDuration'] if item['playDuration'] else 0
            res = {
                'uploadDeviceCount': upload_device_count,
                'playDeviceCount': play_device_count,
                'vodData': list(upload_duration_qs) + list(play_duration_qs)
            }
            return response.json(0, res)
        except Exception as e:
            return response.json(500, repr(e))

    @classmethod
    def query_global_device_vod_business(cls, request, request_dict, response):
        """
        查询全球设备云存储数据
        @param request:请求
        @param request_dict:请求参数
        @param response:响应对象
        @return:
        """
        url_list = CommonService.get_domain_name()
        try:
            headers = {
                'Authorization': request.META.get('HTTP_AUTHORIZATION')
            }
            upload_device_count = 0
            play_device_count = 0
            vod_list = []
            for url in url_list:
                url = url + request.path.replace('global/', '')
                res = requests.get(url=url, params=request_dict, headers=headers)
                result = res.json()
                if result['result_code'] == 0:
                    upload_device_count += int(result['result']['uploadDeviceCount'])
                    play_device_count += int(result['result']['playDeviceCount'])
                    vod_list += result['result']['vodData']
                else:
                    return response.json(result['result_code'], result['result'])
            res = {
                'uploadDeviceCount': upload_device_count,
                'playDeviceCount': play_device_count,
                'vodData': vod_list
            }
            return response.json(0, res)
        except Exception as e:
            return response.json(500, repr(e))