countryTaggedItem.py 908 Bytes
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from django.db import models
from backend.models.module import BasicModule, BasicModuleSerializer, BasicModuleViewSet
from backend.models.location import Country
from backend.models.module import Tag


class CountryTaggedItem(BasicModule):
    country = models.OneToOneField(
        Country, on_delete=models.PROTECT, related_name='city_items', primary_key=True)
    tag = models.ForeignKey(Tag, related_name='+', on_delete=models.PROTECT)

    @classmethod
    def get_serializer(cls):
        return CountryTaggedItemSerializer

    class Meta:
        unique_together = ('country', 'tag')


class CountryTaggedItemSerializer(BasicModuleSerializer):
    class Meta:
        model = CountryTaggedItem
        fields = '__all__'


class CountryTaggedItemViewSet(BasicModuleViewSet):

    queryset = CountryTaggedItem.objects.all()  # pylint: disable=E1101
    serializer_class = CountryTaggedItemSerializer