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22 lines
782 B
22 lines
782 B
from goods_info.models import AttachmentModel
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from rest_framework import serializers
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class AttachmentsSerializer(serializers.ModelSerializer):
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"""
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附件和图片的序列化器
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"""
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# source 如果是字段，会显示字段，如果是方法，会执行方法，不用加括号
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# 附件或者图片的文件名
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file_name = serializers.CharField(source='a_file.name', read_only=True)
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# 附件或者图片的访问地址
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file_url = serializers.CharField(source='a_file.url', read_only=True)
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# 附件的文件类型(中文)
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type_display = serializers.CharField(source='get_a_type_display', read_only=True)
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class Meta:
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model = AttachmentModel
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fields = ['id', 'a_file', 'a_type', 'file_url', 'file_name', 'type_display']
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