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47 lines
1.7 KiB
Python
47 lines
1.7 KiB
Python
from django.db import transaction
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from rest_framework import status, viewsets
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from rest_framework.filters import OrderingFilter
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from rest_framework.mixins import CreateModelMixin, DestroyModelMixin
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from rest_framework.response import Response
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from pretix.api.serializers.cart import (
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CartPositionCreateSerializer, CartPositionSerializer,
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)
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from pretix.base.models import CartPosition
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class CartPositionViewSet(CreateModelMixin, DestroyModelMixin, viewsets.ReadOnlyModelViewSet):
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serializer_class = CartPositionSerializer
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queryset = CartPosition.objects.none()
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filter_backends = (OrderingFilter,)
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ordering = ('datetime',)
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ordering_fields = ('datetime', 'cart_id')
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lookup_field = 'id'
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permission = 'can_view_orders'
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write_permission = 'can_change_orders'
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def get_queryset(self):
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return CartPosition.objects.filter(
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event=self.request.event,
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cart_id__endswith="@api"
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)
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def get_serializer_context(self):
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ctx = super().get_serializer_context()
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ctx['event'] = self.request.event
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return ctx
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def create(self, request, *args, **kwargs):
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serializer = CartPositionCreateSerializer(data=request.data, context=self.get_serializer_context())
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serializer.is_valid(raise_exception=True)
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with transaction.atomic():
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self.perform_create(serializer)
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cp = serializer.instance
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serializer = CartPositionSerializer(cp, context=serializer.context)
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headers = self.get_success_headers(serializer.data)
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return Response(serializer.data, status=status.HTTP_201_CREATED, headers=headers)
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def perform_create(self, serializer):
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serializer.save()
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