from rest_framework import serializers
from apps.cuser.models import CUser as CUserModel
from rest_framework.views import APIView
from rest_framework.generics import ListAPIView
from rest_framework.response import Response
from rest_framework.permissions import IsAuthenticated
from utils.tools.inline_serializer import inline_serializer
from utils.standard_pagination import StandardPagination
from utils.order_pagination import OrderViewPagination
from apps.order.models import Order as OrderModel
from apps.op_panel.selector import get_orders_list, get_order
from apps.op_panel.services import update_order
from rest_framework import status


class RetrieveOrderApiView(APIView):

    permission_classes = (IsAuthenticated,)

    class OutputSerializer(serializers.Serializer):
        id = serializers.IntegerField()
        name = serializers.CharField()
        status = serializers.CharField()
        # get status choices display
        status_text = serializers.CharField(source='get_status_display')
        code = serializers.CharField()
        desc = serializers.CharField()
        cuser_mojri = inline_serializer(many=False, fields={
            'id': serializers.IntegerField(),
            'name_family': serializers.CharField(),
            'user_profile': inline_serializer(many=False, fields={
                'address': serializers.CharField()
            })
        })

    def get(self, request, id: int):
        order = get_order(id)
        serializer = self.OutputSerializer(order)
        return Response(serializer.data, status=status.HTTP_200_OK)


class UpdateOrderApiView(APIView):
    permission_classes = (IsAuthenticated,)

    class InputSerializer(serializers.Serializer):
        code = serializers.CharField()
        desc = serializers.CharField()

    def patch(self, request, id: int):
        serializer = self.InputSerializer(data=request.data)
        serializer.is_valid(raise_exception=True)

        code = serializer.validated_data['code']
        desc = serializer.validated_data['desc']

        update_order(id, 'approve', code, desc)

        return Response({'id': id}, status=status.HTTP_200_OK)

class OrderListView(ListAPIView):

    class OutputSerializer(serializers.ModelSerializer):
        city = serializers.SerializerMethodField()
        ostan = serializers.SerializerMethodField()
        name_family = serializers.SerializerMethodField()
        mojri_id = serializers.SerializerMethodField()
        mobile = serializers.SerializerMethodField()

        class Meta:
            model = OrderModel
            fields = ('id', 'mojri_id', 'mobile' , 'city', 'name', 'ostan', 'name_family', 'desc', 'status')

        def get_city(self, obj):
            if obj.cuser_mojri.user_profile.city is None:
                return ''
            return obj.cuser_mojri.user_profile.city.name
        
        def get_ostan(self, obj):
            if obj.cuser_mojri.user_profile.city is None:
                return ''
            return obj.cuser_mojri.user_profile.city.ostan.name
        
        def get_name_family(self, obj):
            if obj.cuser_mojri is None:
                return ''
            return obj.cuser_mojri.name_family
        
        def get_mojri_id(self, obj):
            if obj.cuser_mojri is None:
                return ''
            return obj.cuser_mojri.id
        
        def get_mobile(self, obj):
            if obj.cuser_mojri is None:
                return ''
            return obj.cuser_mojri.mobile

    permission_classes = (IsAuthenticated,)
    pagination_class = OrderViewPagination
    serializer_class = OutputSerializer

    def get_queryset(self):
        rq_status = self.request.query_params.get('status')
        orders = get_orders_list(status=rq_status)
        return orders