[Django] Django REST API (3) - REST API CRUD

1. R(Post List)

# restful/serializers.py

from rest_framework import serializers
from .models import posts

class postsListSerializer(serializers.ModelSerializer):
    class Meta:
        model = posts #모델 설정
        fields = ('id', 'title', 'content', 'writer') #필드 설정

restful/views.py

from rest_framework import generics
from .serializers import *
from .models import posts

class postsList(generics.ListAPIView):
    queryset = posts.objects.all()
    serializer_class = postsListSerializer

restful/urls.py

from django.conf.urls import url,include
from . import views

urlpatterns = [
    url('list/$', views.postsList.as_view(), name='postsList'),
]

 

실행결과

 

 

2. R(Detail)

 

# restful/serializers.py 에 추가

class postsDetailSerializer(serializers.ModelSerializer):
    class Meta:
        model = posts #모델 설정
        fields = ('id', 'title', 'content', 'writer') #필드 설정

# restful/views.py 에 추가

class postsDetail(generics.RetrieveAPIView):
    lookup_field = 'id'
    queryset = posts.objects.all()
    serializer_class = postsDetailSerializer

# restful/urls.py

from django.conf.urls import url,include
from . import views

urlpatterns = [
    url('list/$', views.postsList.as_view(), name='postsList'),
    url('list/(?P<id>\d+)/$', views.postsDetail.as_view(), name='postsDetail'), #detail url
]

실행결과

 

 

3. U(Update)

# restful/views.py 에 추가

class postsUpdate(generics.UpdateAPIView):
    lookup_field = 'id'
    queryset = posts.objects.all()
    serializer_class = postsListSerializer

# restful/urls.py 의 urlpatterns에 추가

url('list/(?P<id>\d+)/update$', views.postsUpdate.as_view(), name='postsUpdate'),

 

4. D(Delete)

# restful/views.py 에 추가

class postsDelete(generics.DestroyAPIView):
    lookup_field = 'id'
    queryset = posts.objects.all()
    serializer_class = postsListSerializer

# restful/urls.py 의 urlpatterns에 추가

url('list/(?P<id>\d+)/delete$', views.postsDelete.as_view(), name='postsDelete'),

 

5. C(Create)

 

# restful/serializers.py 에 추가

class postsCreateSerializer(serializers.ModelSerializer):
    class Meta:
        model = posts #모델 설정
        fields = ('title', 'content', 'writer') #필드 설정

# restful/views.py

class postsCreate(generics.CreateAPIView):
    queryset = posts.objects.all()
    serializer_class = postsCreateSerializer

# restful/urls.py 의 urlpatterns에 추가

url('list/create/$', views.postsCreate.as_view(), name='postsCreate'),