在views中
from django.shortcuts import render
# Create your views here.
from rest_framework.viewsets import ViewSetMixin
from rest_framework.views import APIView
from rest_framework.response import Response
from app01 import Myser
from app01 import models
from app01.myutils.Myresponse import Responseone
class Book(ViewSetMixin,APIView):
def get_book(self,request,*args,**kwargs):
ret=models.Book.objects.all()
ser=Myser.BookSer(instance=ret,many=True)
return Response(ser.data)
def set_book(self,request,*args,**kwargs):
myres=Responseone()
print(request.data)
ser=Myser.BookSer(data=request.data)
if ser.is_valid():
ser.save()
myres.msg='创建成功'
else:
myres.status=400
myres.msg=ser.errors
return Response(myres.get_dic)
def change_book(self,request,pk,*args,**kwargs):
print(pk)
myres = Responseone()
ret = models.Book.objects.all().filter(pk=pk).first()
ser = Myser.BookSer(instance=ret,many=False,data=request.data)
# 传instance和data是进行修改
if ret:
if ser.is_valid():
ser.save()
myres.msg = '修改成功'
else:
myres.status=401
myres.msg = ser.errors
print(ser.errors)
print(Response(myres.get_dic))
else:
myres.msg='用户不存在'
myres.status=403
return Response(myres.get_dic)
在路由中
url(r'^book/(?P<pk>\d+)', views.Book.as_view({'get':'get_book','put':'change_book','post':'set_book'})),
在校验类中
from app01 import models
from rest_framework import serializers
class BookSer(serializers.ModelSerializer):
class Meta:
model=models.Book
fields='__all__'
print(fields)
name=serializers.CharField(max_length=4,min_length=2,required=True,error_messages={'max_length':'最长为4','min_length':'最短为2','required':'姓名必须填写'})