我有兩個具有相同 url_path ('favorite') 的動作視圖,但處理檢索和洗掉物件的方法不同。這些動作視圖中只有一個被映射并顯示在 swagger API 上(使用 drf-yasg)。
from django.utils.decorators import method_decorator
from drf_yasg.utils import no_body, swagger_auto_schema
from rest_framework.decorators import action
from rest_framework.mixins import ListModelMixin
from rest_framework.permissions import AllowAny, IsAuthenticated
from rest_framework.response import Response
from rest_framework.status import (HTTP_201_CREATED,
HTTP_204_NO_CONTENT,
HTTP_404_NOT_FOUND,
HTTP_200_OK
)
from rest_framework.viewsets import GenericViewSet
from housery.house.models import House
from utils.drf_params import app_id
from utils.mixins import FilterQueryByHouse
from .serializers import HouseSerializer
@method_decorator(name="list", decorator=swagger_auto_schema(
manual_parameters=[app_id]
))
class HouseViewSet(FilterQueryByHouse, ListModelMixin, GenericViewSet):
queryset = House.objects.filter().prefetch_related(
"opening_hours", "special_opening_hours__opening_hours",
)
serializer_class = HouseSerializer
def get_permissions(self):
if self.action in ["list"]:
return [AllowAny()]
return [IsAuthenticated()]
@action(methods=["get"], detail=True, url_path="favorite", url_name="favorite-read")
def retrieve_favorite(self, request):
"""Retrieve favorite house"""
if request.user.favorite_house_id:
instance = request.user.favorite_house
Response(self.get_serializer(instance=instance).data, status=HTTP_200_OK)
return Response(status=HTTP_404_NOT_FOUND)
@action(methods=["delete"], detail=False, url_path="favorite", url_name="favorite-remove")
def unset_favorite(self, request):
"""Remove favorite house"""
request.user.favorite_house = None
request.user.save()
return Response(status=HTTP_204_NO_CONTENT)
@swagger_auto_schema(request_body=no_body)
@action(methods=["post"], detail=True)
def favorite(self, request, pk):
"""set given house id as favorite house"""
instance = self.get_object()
request.user.favorite_house = instance
request.user.save()
return Response(self.get_serializer(instance=instance).data, status=HTTP_201_CREATED)

我只會得到“get”(retrieve_favorite)或“delete”(unset_favorite),但不能同時得到。我確信我正在做一些我還無法理解的愚蠢行為,我將不勝感激。
uj5u.com熱心網友回復:
也許那行得通?
https://www.django-rest-framework.org/api-guide/viewsets/#routing-additional-http-methods-for-extra-actions
...
class HouseViewSet(FilterQueryByHouse, ListModelMixin, GenericViewSet):
queryset = House.objects.filter().prefetch_related(
"opening_hours", "special_opening_hours__opening_hours",
)
serializer_class = HouseSerializer
def get_permissions(self):
if self.action in ["list"]:
return [AllowAny()]
return [IsAuthenticated()]
@action(methods=["get"], detail=True, url_path="favorite", url_name="favorite-detail")
def favorite_detail(self, request, *args, **kwargs):
"""Retrieve favorite house"""
if request.user.favorite_house_id:
instance = request.user.favorite_house
Response(self.get_serializer(instance=instance).data, status=HTTP_200_OK)
return Response(status=HTTP_404_NOT_FOUND)
@favorite_detail.mapping.delete
def unset_favorite(self, request, *args, **kwargs):
"""Remove favorite house"""
request.user.favorite_house = None
request.user.save()
return Response(status=HTTP_204_NO_CONTENT)
@swagger_auto_schema(request_body=no_body)
@action(methods=["post"], detail=True)
def favorite(self, request, pk):
"""set given house id as favorite house"""
instance = self.get_object()
request.user.favorite_house = instance
request.user.save()
return Response(self.get_serializer(instance=instance).data, status=HTTP_201_CREATED)
我認為用于處理收藏夾的新視圖集將是這種情況的更好解決方案 - 它更干凈。
轉載請註明出處,本文鏈接:https://www.uj5u.com/shujuku/352970.html
標籤:Python 姜戈 Django 休息框架 昂首阔步 drf-yasg
