19 lines
566 B
Python
19 lines
566 B
Python
from apps.utils.serializers import CustomModelSerializer
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from rest_framework import serializers
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from .models import Paper
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class PaperListSerializer(CustomModelSerializer):
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abstract = serializers.SerializerMethodField()
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class Meta:
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model = Paper
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fields = '__all__'
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def get_abstract(self, obj) -> str:
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# PaperAbstract 是 O2O,related_name="abstract";无行 / has_abstract=False 时返空串
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abs_obj = getattr(obj, "abstract", None)
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if abs_obj is None:
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return ""
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return abs_obj.abstract or ""
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