# 配置路由

from django.conf.urls import url

from django.contrib import admin

from app01 import views

urlpatterns = [

    url(r'^admin/', admin.site.urls),

    url(r'^PublishView/', views.PublishView.as_view()),

    url(r'^PublishDetailView/(?P<pk>\d+)', views.PublishDetailView.as_view()),

]

# 视图：

from django.shortcuts import render

from rest_framework.views import APIView

from app01 import models

from app01.MySer import BookSer,PublishSer,AuthorSer

from rest_framework.response import Response

# Create your views here.

# 基本视图

class PublishView(APIView):

    def get(self,request):

        publish_list = models.Publish.objects.all()

        bs = PublishSer(publish_list, many=True)

        return Response(bs.data)

    def post(self, request):

        bs = PublishSer(data=request.data)

        if bs.is_valid():

            bs.save()

            return Response(bs.data)

        else:

            return Response(bs.errors)

class PublishDetailView(APIView):

    def get(self, request, pk):

        publish_obj = models.Publish.objects.filter(pk=pk).first()

        bs = PublishSer(publish_obj, many=False)

        return Response(bs.data)

    def put(self, request, pk):

        publish_obj = models.Publish.objects.filter(pk=pk).first()

        bs = PublishSer(data=request.data, instance=publish_obj)

        if bs.is_valid():

            bs.save()

            return Response(bs.data)

        else:

            return Response(bs.data)

    def delete(self, request, pk):

        models.Publish.objects.filter(pk=pk).delete()

        return Response("")

# MySer.py

from rest_framework import serializers

from app01 import models

class BookSer(serializers.ModelSerializer):

    class Meta:

        model = models.Book

        fields = '__all__'

class PublishSer(serializers.ModelSerializer):

    class Meta:

        model = models.Publish

        fields = '__all__'

class AuthorSer(serializers.ModelSerializer):

    class Meta:

        model = models.Author

        fields = '__all__'

# 基于mixins来封装的视图

from rest_framework.mixins import CreateModelMixin,\

                                  ListModelMixin,\

                                  RetrieveModelMixin,\

                                  DestroyModelMixin,\

                                  UpdateModelMixin

from rest_framework.generics import GenericAPIView

class PublishView(CreateModelMixin, ListModelMixin, GenericAPIView):

    queryset = models.Publish.objects.all()

    serializer_class = PublishSer

    def get(self, request, *args, **kwargs):

        return self.list(request, *args, **kwargs)

    def post(self, request, *args, **kwargs):

        return self.create(request, *args, **kwargs)

class PublishDetailView(RetrieveModelMixin, UpdateModelMixin, DestroyModelMixin, GenericAPIView):

    queryset = models.Publish.objects.all()

    serializer_class = PublishSer

    def get(self, request, *args, **kwargs):

        return self.retrieve(request, *args, **kwargs)

    def put(self, request, *args, **kwargs):

        return self.update(request, *args, **kwargs)

    def delete(self, request, *args, **kwargs):

        return self.destroy(request, *args, **kwargs)

# 第三种写法：

from rest_framework.generics import CreateAPIView,\

                                    ListCreateAPIView,\

                                    DestroyAPIView,\

                                    RetrieveUpdateDestroyAPIView

class PublishView(ListCreateAPIView):

    queryset = models.Publish.objects.all()

    serializer_class = PublishSer

class PublishDetailView(RetrieveUpdateDestroyAPIView):

    queryset = models.Publish.objects.all()

    serializer_class = PublishSer

# 路由

from django.conf.urls import url

from django.contrib import admin

from app01 import views

urlpatterns = [

    url(r'^admin/', admin.site.urls),

    url(r'^publish/$', views.PublishView.as_view({'get': 'list', 'post': 'create'})),

    url(r'^publish/(?P<pk>\d+)$', views.PublishView.as_view({'get': 'retrieve', 'put': 'update', 'delete': 'destroy'})),

]

# 第四种写法：5个接口写在一个类中

from rest_framework.viewsets import ModelViewSet

class PublishView(ModelViewSet):

    queryset = models.Publish.objects.all()

    serializer_class = PublishSer

from rest_framework.viewsets import  ViewSetMixin

from rest_framework.views import  APIView

# ViewSetMixin 重写了as_view方法

class Test(ViewSetMixin,APIView):

    def aaa(self,request):

        return Response()