from django.http import JsonResponse
from django.db.models import Q
from rest_framework import viewsets, permissions, status, filters
from rest_framework.filters import OrderingFilter

from update.models import Cinema
from update.serializers import *
from rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework_extensions.cache.mixins import CacheResponseMixin
from django.utils.decorators import method_decorator
from django.views.decorators.cache import cache_page
from django_filters.rest_framework import DjangoFilterBackend
from django.core.cache import cache
from update.utils.get_version import GetVersion
from rest_framework.decorators import action
from update.utils.git_util import GitUtil
from update.utils.cmd_extcute import UpdateCommandUtil


# CacheResponseMixin 一定要放第一位
class CinemaViewSet(CacheResponseMixin, viewsets.ModelViewSet):
    # 接口文档的中文注释
    """
    create: 添加测试影院
    list: 获取测试影院列表
    retrieve: 获取某个影院的信息
    update: 更新某个影院的信息
    delete: 删除指定影院
    """
    queryset = Cinema.objects.all()
    serializer_class = CinemaSerializer
    permission_classes = (permissions.IsAuthenticated,)
    filter_backends = (filters.SearchFilter, DjangoFilterBackend, OrderingFilter)
    ordering_fields = ('ip',)
    search_fields = ('sys_ver',)
    # filter_fields = ('ip',)
    filterset_fields = ('ip',)
    GetVersion().main_process()

    @action(methods=['get'], detail=False)
    @method_decorator(cache_page(60 * 1))
    def refresh(self, request, *args, **kwargs):
        GetVersion().main_process()
        queryset = Cinema.objects.all().order_by('ip')
        serializer = self.get_serializer(instance=queryset, many=True)
        return Response(serializer.data)


class CinemaUserViewSet(CacheResponseMixin, viewsets.ModelViewSet):
    queryset = CinemaUser.objects.order_by('pinyin').all()
    serializer_class = CinemaUserSerializer


# class CinemaSearchAPIView(APIView, CacheResponseMixin):
#     @method_decorator(cache_page(60 * 5))
#     def get(self, request, *args, **kwargs):
#         query_params = request.query_params.dict()
#         print(query_params)
#         query_data = Cinema.objects.filter(
#             Q(ip__contains=query_params.get('ip')) & Q(sys_ver__icontains=query_params.get('version')))
#         serializer = CinemaSerializer(instance=query_data, many=True)
#         return Response(serializer.data, status=status.HTTP_200_OK)

def get_git_version(request):
    git_util = GitUtil()
    git_ver = git_util.get_short_version()
    serializer = ReleaseSerializer(instance=git_ver, many=True)
    return JsonResponse(serializer.data, safe=False)


def get_operation_cmd(request):
    update_cmd = UpdateCommandUtil()
    no_sys_cmd = update_cmd.get_no_sys_cmd()
    serializer = UpdateCommandSerializer(instance=no_sys_cmd, many=True)
    return JsonResponse(serializer.data, safe=False)


# 测试用接口
def write_git_version_to_db(request):
    git_util = GitUtil()
    git_util.set_release_to_db()
    return JsonResponse({'result': 'success'})