rest_famework 增删改查初第二阶段(中级,此阶段是优化初级阶段的代码)的使用

url:

re_path('authors/$', views.AuthorView.as_view()),
re_path('authors/(\d+)/$', views.AuthorDetailView.as_view()),

from rest_framework.mixins import CreateModelMixin      as create           #创建数据
from rest_framework.mixins import ListModelMixin        as get_list_all     #查看所有数据
from rest_framework.mixins import DestroyModelMixin     as delete           #删除数据
from rest_framework.mixins import RetrieveModelMixin    as get_list_one     #查看一条数据
from rest_framework.mixins import UpdateModelMixin      as updata           #更新数据

from rest_framework import generics

class AuthorSerializers(serializers.ModelSerializer):
    class Meta:
        model = models.Author
        fields = "__all__"
        #depth = 1  #取消注释,显示更加详细的内容,不然只显示作者的主键值

class AuthorView(create,get_list_all,delete,get_list_one,updata,generics.GenericAPIView):
    queryset = models.Author.objects.all()     #需要提供的数据 前面名字一定要这么写
    serializer_class = AuthorSerializers　　　　#需要处理的类  前面名字一定要这么写

    def get(self,request,*args,**kwargs):   #获取所有数据
        return self.list(request,*args,**kwargs)
    def post(self,request,*args,**kwargs):  #创建数据
        return self.create(request, *args, **kwargs)




class AuthorDetailView(create,get_list_all,delete,get_list_one,updata,generics.GenericAPIView):
    queryset = models.Author.objects.all()
    serializer_class = AuthorSerializers

    def get(self,request,*args,**kwargs):   #获取单条数据
        return self.retrieve(request,*args,**kwargs)
    def put(self,request,*args,**kwargs):  #创建数据
        return self.update(request, *args, **kwargs)
    def delete(self,request,*args,**kwargs): #删除数据
        return self.destroy(request, *args, **kwargs)