comment.py 文件源码

def create(self, request, *args, **kwargs):
        try:
            comment = Comment.objects.get(pk=kwargs['pk'])
        except:
            raise NotFound('??? ???? ????.')
        serializer = self.get_serializer(data=request.data)
        serializer.is_valid(raise_exception=True)

        # ?? ?? ? ??? ??
        comment_like_exist = CommentLike.objects.filter(user=request.user, comment=comment)
        if comment_like_exist.exists():
            comment_like_exist.delete()
            return Response(serializer.errors, status=status.HTTP_306_RESERVED)

        serializer.save(comment=comment, user=request.user)
        headers = self.get_success_headers(serializer.data)
        return Response(serializer.data, status=status.HTTP_201_CREATED, headers=headers)