REST framework

Django REST framework κ³΅μ‹λ¬Έμ„œμ™€ 일뢀 글듀을 보고 μ •λ¦¬ν•œ λ‚΄μš©μ΄λ‹€.

front-end와 back-end의 μž‘μ—… νš¨μœ¨μ„±μ„ 높이기 μœ„ν•΄μ„œλŠ” κ°œλ°œμ˜μ—­μ„ μ™„μ „νžˆ κ΅¬λ³„λ˜λŠ” 것이 이상적이며, 그러기 μœ„ν•΄μ„œλŠ” REST APIκ°€ ν•„μš”ν•˜λ©°, μž¬ν™œμš©μ„±λ„ λ†’μ•„μ§„λ‹€.

μ—¬κΈ°μ„œλŠ” κ³΅μ‹λ¬Έμ„œ tutorial을 보고 λ”°λΌν•΄λ³΄μ•˜μœΌλ©°, μžμ„Έν•œ μ„€λͺ…은 뒀에 λ‚˜μ˜¨λ‹€.

settings

$ pip install djangorestframework
# settings.py
INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'rest_framework',
]

μ„€μΉ˜κ°€ μ™„λ£Œλ˜λ©΄ INSTALLED_APPS 에 μΆ”κ°€ν•΄μ€€λ‹€.

ν”„λ‘œμ νŠΈ μ‹œμž‘ν•˜κΈ°

$ django-admin startproject tutorial
$ cd tutorial
$ django-admin startapp quickstart

$ ./manage.py migrate
$ ./manage.py createsuperuser --email admin@example.com --username admin

Serializers tutorial/quickstart ν•˜μœ„μ— serializers.py νŒŒμΌμ„ λ§Œλ“€μ–΄μ€€λ‹€.

from django.contrib.auth.models import User, Group
from rest_framework import serializers

class UserSerializer(serializers.HyperlinkedModelSerializer):
    class Meta:
        model = User
        fields = ['url','username','email','groups']

class GroupSerializer(serializers.HyperlinkedModelSerializer):
    class Meta:
        model = Group
        fields = ['url', 'name']

Views tutorial/quickstart/views.py νŒŒμΌμ„ μ—΄μ–΄ λ‹€μŒκ³Ό 같이 μˆ˜μ •ν•œλ‹€.

from django.contrib.auth.models import User, Group
from rest_framework import viewsets
from quickstart.serializers import UserSerializer, GroupSerializer

class UserViewSet(viewsets.ModelViewSet):
    queryset = User.objects.all().order_by('-date_joined')
    serializer_class = UserSerializer

class GroupViewSet(viewsets.ModelViewSet):
    queryset = Group.objects.all()
    serializer_class = GroupSerializer

URLs

from django.contrib import admin
from django.urls import path, include
from rest_framework import routers
from quickstart import views

router = routers.DefaultRouter()
router.register(r'users', views.UserViewSet)
router.register(r'groups', views.GroupViewSet)

urlpatterns = [
    path('', include(router.urls)),
    path('api-auth/',include('rest_framework.urls',namespace='rest_framework'))
]

Pagination

각 νŽ˜μ΄μ§€λ§ˆλ‹€ λͺ‡κ°œμ˜ κ²Œμ‹œκΈ€μ„ λ…ΈμΆœν• μ§€ μ§€μ •ν•  수 μžˆλ‹€.

# tutorial/settings.py

REST_FRAMEWORK = {
    'DEFAULT_PAGINATION_CLASS': 'rest_framework.pagination.PageNumberPagination',
    'PAGE_SIZE': 15
}

tutorial/settings.py ν•˜λ‹¨μ— μœ„μ™€ 같이 μ½”λ“œλ₯Ό μΆ”κ°€ν•΄μ€€λ‹€.

$ ./manage.py runserver

을 ν•œν›„ http://localhost:8000 으둜 듀어가보면 확인할 수 μžˆλ‹€.

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