from rest_framework.exceptions import ParseError, APIException
from apps.third.tapis import dhapis, xxapis
from apps.third.erros import TAPI_CODE_WRONG
from apps.third.clients import dhClient
from apps.utils.errors import XX_REQUEST_ERROR
from apps.utils.mixins import MyLoggingMixin
from apps.third.clients import xxClient
from rest_framework.response import Response
from rest_framework.views import APIView
from rest_framework.permissions import IsAuthenticated, IsAdminUser
from apps.utils.viewsets import CustomGenericViewSet
from rest_framework.mixins import CreateModelMixin
from rest_framework.decorators import action

from apps.third.serializers import RequestCommonSerializer
from rest_framework import serializers
import stomp
from django.conf import settings
# Create your views here.


class DahuaTestView(MyLoggingMixin, APIView):
    """
    大华测试接口
    """
    permission_classes = [IsAuthenticated]

    def get(self, request, *args, **kwargs):
        # file_path_rela = '/media/default/avatar.png'
        # _, res = dhClient.request(**dhapis['person_img_upload'], file_path_rela=file_path_rela)
        _, res = dhClient.request(
            url='/evo-apigw/evo-brm/1.0.0/person/subsystem/{}'.format(2059335),
            method='get')
        return Response(res)


class XxTestView(APIView):
    """
    寻息测试接口
    """
    permission_classes = [IsAuthenticated]

    def get(self, request, *args, **kwargs):
        ok, res = xxClient.request(
            url='/api/application/build/buildListV2', json={})
        if ok == 'success':
            return Response(res)
        elif ok == 'fail':
            raise ParseError(**res)
        else:
            raise APIException(**res)

# 寻息事件订阅
class XxListener(stomp.ConnectionListener):
    def on_error(self, frame):
        print('received an error "%s"' % frame.body)

    def on_message(self, frame):
        print('received a message "%s"' % frame.body)


if settings.XX_ENABLED:
    c = stomp.Connection([(settings.XX_MQ_HOST, settings.XX_MQ_PORT)])
    c.set_listener('', XxListener())
    c.connect(settings.XX_USERNAME, settings.XX_LICENCE)
    c.subscribe(settings.XX_QUEUE, id='')

class XxCommonViewSet(CreateModelMixin, CustomGenericViewSet):
    """
    寻息通用调用接口
    """
    perms_map = {'post': '*'}
    serializer_class = RequestCommonSerializer

    def create(self, request, *args, **kwargs):
        serializer = self.get_serializer(data=request.data)
        serializer.is_valid(raise_exception=True)
        vdata = serializer.validated_data
        if vdata.get('code', ''):
            try:
                dhapi = dhapis[vdata['code']]
            except:
                raise ParseError(**TAPI_CODE_WRONG)
            vdata['url'] = dhapi['url']
            vdata['method'] = dhapi['method']
        _, res = xxClient.request(
            url=vdata['url'],
            method=vdata.get('method', 'post'),
            params=vdata.get('params', {}),
            json=vdata.get('json', {}))
        return Response(res)

    @action(methods=['get'], detail=False, permission_classes=[IsAuthenticated])
    def codes(self, request, pk=None):
        """获取请求短标识

        获取请求短标识
        """
        return Response(xxapis)


class DhCommonViewSet(CreateModelMixin, CustomGenericViewSet):
    """
    大华通用调用接口
    """
    perms_map = {'post': '*'}
    serializer_class = RequestCommonSerializer

    def create(self, request, *args, **kwargs):
        serializer = self.get_serializer(data=request.data)
        serializer.is_valid(raise_exception=True)
        vdata = serializer.validated_data
        if vdata.get('code', ''):
            try:
                xxapi = xxapis[vdata['code']]
            except:
                raise ParseError(**TAPI_CODE_WRONG)
            vdata['url'] = xxapi['url']
            vdata['method'] = xxapi['method']
        _, res = dhClient.request(
            url=vdata['url'],
            method=vdata.get('method', 'post'),
            params=vdata.get('params', {}),
            json=vdata.get('json', {}))
        return Response(res)

    @action(methods=['get'], detail=False, permission_classes=[IsAuthenticated])
    def codes(self, request, pk=None):
        """获取请求短标识

        获取请求短标识
        """
        return Response(dhapis)

    @action(methods=['post'], detail=False, permission_classes=[IsAdminUser],
            serializer_class=serializers.Serializer)
    def subscribe(self, request, pk=None):
        """事件订阅

        事件订阅
        """
        json_data = {
            "param": {
                "monitors": [
                    {
                        "monitor": settings.BASE_URL + request.path,
                        "monitorType": "url",
                        "events": [
                            {
                                "category": "business",
                            },
                            {
                                "category": "alarm",
                            },
                            {
                                "category": "state",
                            }
                        ]
                    }
                ],
                "subsystem": {
                    "subsystemType": 0,
                    "name": "127.0.0.1_8000",
                    "magic": "127.0.0.1_8000"
                }
            }
        }
        dhClient.request(**dhapis['mq_subscribe'], json=json_data)
        return Response()
    
    @action(methods=['delete'], detail=False, permission_classes=[IsAdminUser],
            serializer_class=serializers.Serializer)
    def unsubscribe(self, request, pk=None):
        """取消事件订阅

        取消事件订阅
        """
        dhClient.request(**dhapis['mq_unsubscribe'], params={'name':'127.0.0.1_8000'})
        return Response()

    @action(methods=['post'], detail=False, 
            authentication_classes=[], permission_classes=[],
            serializer_class=serializers.Serializer)
    def mq(self, request, pk=None):
        """大华事件处理

        大华事件处理
        """
        data = request.data
        method = data['method']
        subsystem = data.get('subsystem', None)
        info = data.get('info', {})
        if method == 'department.update':
            pass
        elif method == 'person.update':
            pass
        elif method == 'alarm.msg' and subsystem == 'evo-accesscontrol':
            """
            刷卡事件
            """
        return Response()