from rest_framework.views import APIView
from rest_framework import generics
from rest_framework import serializers
from rest_framework.response import Response
from apps.customer.services import create_responsible_group, delete_responsible_group
from apps.customer.selectors import retrieve_responsible_group, list_responsible_group
from utils.get_user_workspace import get_user_workspace_uuid, get_user_workspace
from rest_framework import status
from utils import custom_permissions
from apps.customer.models import ResponsibleGroup
from rest_framework.permissions import IsAuthenticated


class ResponsibleGroupRetrieveApi(APIView):

    permission_classes = (IsAuthenticated, custom_permissions.WorkspaceOperatorPermission, )

    class OutputSerializer(serializers.ModelSerializer):
        class Meta:
            model = ResponsibleGroup
            fields = '__all__'

    def get(self, request, responsible_group_id: int):

        user_workspace_uuid = get_user_workspace_uuid(request)
        responsible_group_obj = retrieve_responsible_group(responsible_group_id=responsible_group_id, workspace_uuid=user_workspace_uuid)

        output = self.OutputSerializer(responsible_group_obj)
        return Response(data=output.data, status=status.HTTP_200_OK)


class ResponsibleGroupListApi(generics.ListAPIView):

    permission_classes = (IsAuthenticated, custom_permissions.WorkspaceOperatorPermission, )

    class OutputSerializer(serializers.ModelSerializer):
        class Meta:
            model = ResponsibleGroup
            fields = '__all__'

    serializer_class = OutputSerializer

    def get_queryset(self):
        user_workspace_uuid = get_user_workspace_uuid(self.request)
        return list_responsible_group(workspace_uuid=user_workspace_uuid)


class ResponsibleGroupCreateApi(APIView):

    permission_classes = (IsAuthenticated, custom_permissions.WorkspaceAdminPermission,)

    class InputSerializer(serializers.Serializer):
        name = serializers.CharField(max_length=20)

    class OutputSerializer(serializers.Serializer):
        name = serializers.CharField(max_length=20)

    def post(self, request):
        serializer = self.InputSerializer(data=request.data)
        serializer.is_valid(raise_exception=True)

        group_name = serializer.validated_data.get
        user_workspace = get_user_workspace(request=request)

        responsible_group_obj = create_responsible_group(name=group_name, workspace=user_workspace)
        output = self.OutputSerializer(responsible_group_obj)

        return Response(data=output.data, status=status.HTTP_201_CREATED)


class ResponsibleGroupDeleteApi(APIView):

    permission_classes = (IsAuthenticated, custom_permissions.WorkspaceAdminPermission,)

    def delete(self, request, responsible_group_id: int):

        user_workspace_uuid = get_user_workspace_uuid(request)
        delete_responsible_group(responsible_group_id=responsible_group_id, workspace_uuid=user_workspace_uuid)

        return Response(status=status.HTTP_200_OK)