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| # 使用interest.category.all() 直接使用interest.category则会导致报错
@list_route()
def recommendations(self, request):
queryset = self.get_queryset()
if request.auth:
interests = request.user.interests
interest = interests.last() if interests.exists() else None
categories = [item for item in interest.category.all()
] if interest else None
queryset = queryset.filter(
category__in=categories) if categories else queryset
queryset = queryset.order_by('?')[:4]
return PageResponse(self, queryset, FlowerSerializer)
|