feat: ofm-serializer fix

apps/ofm/serializers.py

@@ -96,11 +96,15 @@ class BorrowRecordSerializer(CustomModelSerializer):
     belong_dept_name = serializers.CharField(source='belong_dept.name', read_only=True)
     borrow_file = serializers.PrimaryKeyRelatedField(queryset=FileRecord.objects.all(), many=True, write_only=True, label="借阅文件")
     file_detail = FileRecordSerializer(source='borrow_file', many=True, read_only=True, label="借阅文件详情")
+    file_name = serializers.SerializerMethodField()
     class Meta:
         model = BorrowRecord
         fields = '__all__'
         read_only_fields = EXCLUDE_FIELDS 
 
+    def get_file_name(self, obj):
+        return [file.name for file in obj.borrow_file.all()]
+
 
 # class PublicitySerializer(CustomModelSerializer):
 #     class Meta: