view.py
from django.shortcuts import render
# Create your views here.
from rest_framework.response import Response
from rest_framework.views import APIView
from .serializer import PublishSerializer,AuthorSerializer,BookSerializer
from . import models
class BookView(APIView):
print('BookView')
def get(self, request):
print('book,getall')
books = models.Book.objects.all()
print(books)
ser = BookSerializer(instance=books, many=True)
print(ser.data)
return Response({'code': 100, 'msg': 'getallok', 'data': ser.data})
def post(self, request):
ser = BookSerializer(data=request.data)
if ser.is_valid():
ser.save()
return Response({'code': 100, 'msg': 'addok', 'data': request.data})
return Response({'code': 101, 'msg': ser.errors})
class BookDetailView(APIView):
print('BookDetailView')
def get(self, request, pk):
print('getone')
bookobj = models.Book.objects.get(pk=pk)
print(bookobj)
ser = BookSerializer(instance=bookobj, many=False)
return Response({'code': 100, 'msg': 'getoneok', 'data': ser.data})
def put(self, request, pk):
bookobj = models.Book.objects.get(pk=pk)
print('putputputputbookbookbook',bookobj)
ser = BookSerializer(instance=bookobj, data=request.data)
if ser.is_valid():
ser.save()
return Response({'code': 100, 'msg': 'putok', 'data': request.data})
return Response({'code': 101, 'msg': ser.errors})
def delete(self, request, pk):
models.Book.objects.filter(pk=pk).delete()
class PublishView(APIView):
print('PublishVIew')
def get(self, request):
Publishs = models.Publish.objects.all()
ser = PublishSerializer(instance=Publishs, many=True)
return Response({'code': 100, 'msg': 'getallok', 'data': ser.data})
def post(self, request):
ser = PublishSerializer(data=request.data)
if ser.is_valid():
ser.save()
return Response({'code': 100, 'msg': 'addok', 'data': request.data})
return Response({'code': 101, 'msg': ser.errors})
class PublishDetailView(APIView):
print('PublishDetailView')
def get(self, request, pk):
print('getone')
Publishobj = models.Publish.objects.get(pk=pk)
print(Publishobj)
ser = PublishSerializer(instance=Publishobj, many=False)
return Response({'code': 100, 'msg': 'getoneok', 'data': ser.data})
def put(self, request, pk):
Publishobj = models.Publish.objects.get(pk=pk)
ser = PublishSerializer(instance=Publishobj, data=request.data)
if ser.is_valid():
ser.save()
return Response({'code': 100, 'msg': 'putok', 'data': request.data})
return Response({'code': 101, 'msg': ser.errors})
def delete(self, request, pk):
models.Publish.objects.filter(pk=pk).delete()
class AuthorView(APIView):
print('AuthorView')
def get(self, request):
Authors = models.Author.objects.all()
ser = AuthorSerializer(instance=Authors, many=True)
return Response({'code': 100, 'msg': 'getallok', 'data': ser.data})
def post(self, request):
ser = AuthorSerializer(data=request.data)
if ser.is_valid():
ser.save()
return Response({'code': 100, 'msg': 'addok', 'data': request.data})
return Response({'code': 101, 'msg': ser.errors})
class AuthorDetailView(APIView):
print('AuthorDetailView')
def get(self, request, pk):
print('getone')
Authorobj = models.Author.objects.get(pk=pk)
print(Authorobj)
ser = AuthorSerializer(instance=Authorobj, many=False)
return Response({'code': 100, 'msg': 'getoneok', 'data': ser.data})
def put(self, request, pk):
Authorobj = models.Author.objects.get(pk=pk)
ser = AuthorSerializer(instance=Authorobj, data=request.data)
if ser.is_valid():
ser.save()
return Response({'code': 100, 'msg': 'putok', 'data': request.data})
return Response({'code': 101, 'msg': ser.errors})
def delete(self, request, pk):
Authorobj = models.Author.objects.get(pk=pk)
models.AuthorDetail.objects.filter(pk=Authorobj.pk).delete()
Authorobj.delete()
return Response({'code': 100, 'msg': 'delok', 'data': pk})
serializer.py
from rest_framework import serializers
from rest_framework.serializers import ModelSerializer
from . import models
class BookSerializer(ModelSerializer):
print('BookSerializier')
class Meta:
model = models.Book
fields = ['name', 'price', 'publish_detail', 'author_list', 'publish', 'author']
extra_kwargs = {
'name': {'max_length': 10, 'min_length': 2, 'required': True},
'publish': {'write_only': True},
'author': {'write_only': True}
}
publish_detail = serializers.DictField(read_only=True)
author_list = serializers.ListField(read_only=True)
class PublishSerializer(ModelSerializer):
print('PublishSerializer')
class Meta:
model = models.Publish
fields = '__all__'
class AuthorSerializer(ModelSerializer):
print('AuthorSerializer')
class Meta:
model = models.Author
fields = ['name', 'phone', 'authordetail', 'book_list','age','email']#
extra_kwargs = {
'name': {'max_length': 10, 'min_length': 2, 'required': True},
}
book_list=serializers.ListField(read_only=True)
authordetail = serializers.DictField(read_only=True)
age=serializers.IntegerField(source='author_detail.age')###重点看
email=serializers.CharField(source='author_detail.email')###重点看
def create(self, validated_data):
print(validated_data)
detail_dict=validated_data.pop('author_detail')###重点看
author_obj_detail=models.AuthorDetail.objects.create(**detail_dict)###重点看
validated_data['author_detail_id']=author_obj_detail.pk###重点看，其中注意author_detail_id要与表字段名对应
print(validated_data)
author_obj=models.Author.objects.create(**validated_data)
print(author_obj)
return author_obj
def update(self, instance, validated_data):
print(instance)
print(validated_data)
return instance
modles.py
from django.db import models
# Create your models here.
class Book(models.Model):
name = models.CharField(max_length=32)
price = models.CharField(max_length=10)
publish = models.ForeignKey(to='Publish', on_delete=models.SET_NULL, null=True)
author = models.ManyToManyField(to='Author')
@property
def publish_detail(self):
return {'id': self.publish.pk, 'name': self.publish.name, 'addr': self.publish.addr}
# @property
def author_list(self):
l = []
for author in self.author.all():
print(author)
l.append({'id': author.pk, 'name': author.name, 'phone': author.phone, 'age': author.author_detail.age})
print(l)
return l
class Publish(models.Model):
name = models.CharField(max_length=32)
addr = models.CharField(max_length=32)
class Author(models.Model):
name = models.CharField(max_length=32)
phone = models.CharField(max_length=11)
author_detail = models.OneToOneField(to='AuthorDetail', on_delete=models.CASCADE)
@property
def authordetail(self):
return {'email': self.author_detail.email, 'age': self.author_detail.age}
# @property
def book_list(self):
l = []
for book in self.book_set.all():
l.append({'id': book.pk, 'price': book.price, 'publish': book.publish.name})
return l
class AuthorDetail(models.Model):
email = models.EmailField()
age = models.SmallIntegerField()
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