Files
django-todo/backend/backend/api.py

63 lines
2.1 KiB
Python

from rest_framework import viewsets, serializers, permissions
from rest_framework import routers
from django_filters.rest_framework import DjangoFilterBackend
from .models import ToDoList, ToDoItem
class ToDoListField(serializers.PrimaryKeyRelatedField):
def get_queryset(self):
user = self.context["request"].user
return ToDoList.objects.filter(user=user)
class ToDoItemSerializer(serializers.HyperlinkedModelSerializer):
parent = ToDoListField(many=False, read_only=False, help_text="ID родительского списка")
class Meta:
model = ToDoItem
fields = ["id", "text", "finished", "created_at", "parent"]
class ToDoItemViewSet(viewsets.ModelViewSet):
serializer_class = ToDoItemSerializer
permission_classes = [permissions.IsAuthenticated]
filter_backends = [DjangoFilterBackend]
filterset_fields = ["parent", "finished"]
def get_queryset(self):
user = self.request.user
if not user.is_authenticated:
# ветка только для генерации схемы
return ToDoItem.objects.all()
return ToDoItem.objects.filter(parent__user=user)
class ToDoListSerializer(serializers.HyperlinkedModelSerializer):
class Meta:
model = ToDoList
fields = ["id", "title", "created_at"]
def create(self, validated_data):
todo_list = ToDoList.objects.create(
user=self.context["request"].user, title=validated_data["title"]
)
return todo_list
class ToDoListViewSet(viewsets.ModelViewSet):
serializer_class = ToDoListSerializer
permission_classes = [permissions.IsAuthenticated]
def get_queryset(self):
user = self.request.user
if not user.is_authenticated:
# ветка только для генерации схемы
return ToDoList.objects.all()
return ToDoList.objects.filter(user=user)
router = routers.DefaultRouter()
router.register(r"lists", ToDoListViewSet, basename="ToDoLists")
router.register(r"todo_items", ToDoItemViewSet, basename="ToDoItems")