40 lines
1.3 KiB
Python
40 lines
1.3 KiB
Python
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from rest_framework import serializers
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# class TreeSerializer(serializers.Serializer):
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# id = serializers.IntegerField()
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# label = serializers.CharField(max_length=20, source='name')
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# pid = serializers.PrimaryKeyRelatedField(read_only=True)
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# class TreeAPIView(ListAPIView):
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# """
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# 自定义树结构View
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# """
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# serializer_class = TreeSerializer
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# def list(self, request, *args, **kwargs):
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# queryset = self.filter_queryset(self.get_queryset())
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# page = self.paginate_queryset(queryset)
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# serializer = self.get_serializer(queryset, many=True)
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# tree_dict = {}
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# tree_data = []
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# try:
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# for item in serializer.data:
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# tree_dict[item['id']] = item
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# for i in tree_dict:
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# if tree_dict[i]['pid']:
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# pid = tree_dict[i]['pid']
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# parent = tree_dict[pid]
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# parent.setdefault('children', []).append(tree_dict[i])
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# else:
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# tree_data.append(tree_dict[i])
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# results = tree_data
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# except KeyError:
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# results = serializer.data
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# if page is not None:
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# return self.get_paginated_response(results)
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# return Response(results)
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