Django嵌套对象,不同的序列化器GET和POST [英] Django nested objects, different serializers GET and POST
问题描述
这是我在此处.
我现在可以使用用户主键并在AP序列化器user = UserIndexSerializer()
中注释此行后发布新的AP对象:
I can now POST a new AP object using user Primary Key and after commenting this line in the AP serializer user = UserIndexSerializer()
:
邮递员请求:
{
"user":1,
"name":"Max AP 05"
}
但是我现在遇到的问题是,最初的UserIdexSerializer变得无用.
However the problem that I now have is that the initial UserIdexSerializer is rendered useless.
此序列化程序确定要在GET请求中显示的字段,但因此强加了POST请求中所需的字段. 我想做的是:
This serializer determines the fields to show in a GET request but in consequence imposes the fields required in a POST request. What I'm trying to do is:
- 仅使用用户ID发布新的AP对象
- 在GET请求期间显示UserIndexSerializer字段(first_name, last_name,但不是ID)
- POST a new AP object only using the user ID
- Show the UserIndexSerializer fields during a GET request (first_name, last_name, but not the ID)
我该如何进行这项工作?
How can I make this work?
我已经找到并阅读了此帖子.
I have found and read this post.
我尝试使用不同的视图,一个用于列出我的模型,另一个用于创建新视图:
I tried using different views, one for listing my models and one for creating a new one:
from rest_framework import serializers
from ..models.model_art_piece import AP
from .serializers_user import *
class APIndexSerializer(serializers.ModelSerializer):
user = UserIndexSerializer()
class Meta:
model = AP
fields = [
'id',
'user',
'name'
]
class APCreateSerializer(serializers.ModelSerializer):
user = UserIDSerializer()
class Meta:
model = AP
fields = [
'id',
'user',
'name'
]
def create(self, validated_data):
ap = AP.objects.create(**validated_data)
return ap
class APDetailsSerializer(serializers.ModelSerializer):
class Meta:
model = AP
fields = '__all__'
我还尝试创建不同的序列化器:
And I also tried creating different serializers:
from rest_framework import serializers
from ..models.model_user import User
class UserIndexSerializer(serializers.ModelSerializer):
class Meta:
model = User
fields = [
'first_name',
'last_name'
]
class UserIDSerializer(serializers.ModelSerializer):
class Meta:
model = User
fields = [
'id'
]
class UserDetailsSerializer(serializers.ModelSerializer):
class Meta:
model = User
fields = '__all__'
这根本行不通,有人可以帮我吗?
This has not work at all, can anyone help me out with this?
推荐答案
如果我正确理解您想要的是在获取过程中获取嵌套对象.我在序列化程序中解决了同样的问题.
If I understood correctly what you want is to get the nested object during get. I had the same problem which I resolved with this in my serializer.
class APIndexSerializer(serializers.ModelSerializer):
class Meta:
model = AP
fields = ['id','user','name']
def to_representation(self, obj):
self.fields['user'] = UserIndexSerializer()
return super(APIndexSerializer, self).to_representation(obj)
您可以使用id创建并获取用户的嵌套信息.
You can with this create with id and get with nested information of user.
这篇关于Django嵌套对象,不同的序列化器GET和POST的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!