Реализовал механизм снятия или вывод товара в продажу

products/serializers.py

@@ -15,3 +15,12 @@ class ProductSerializer(serializers.ModelSerializer):
     class Meta:
         model = Product
         fields = '__all__'
+
+
+class ProductSaleStatusSerializers(serializers.ModelSerializer):
+    """
+    Сериализатор используется в контроллере ChangeProductSaleStatus.
+    """
+    class Meta:
+        model = Product
+        fields = ('is_active_sale', )

products/urls.py

@@ -1,13 +1,14 @@
 from django.urls import path
 from .apps import ProductsConfig
-from .views import ProductCreateView, ProductDetailView, ProductListView, ProductDeleteView
+from .views import ProductCreateView, ProductDetailView, ProductListView, ProductDeleteView, ChangeProductSaleStatus
 
 app_name = ProductsConfig.name
 
 
 urlpatterns = [
     path('create/', ProductCreateView.as_view(), name='create-product'),
     path('list/', ProductListView.as_view(), name='products-list'),
+    path('change_status/<int:pk>/', ChangeProductSaleStatus.as_view(), name='change-status'),
     path('detail/<int:pk>/', ProductDetailView.as_view(), name='product-detail'),
     path('delete/<int:pk>/', ProductDeleteView.as_view(), name='product-delete'),
     ]

products/views.py

@@ -1,7 +1,8 @@
-from rest_framework import generics
+from rest_framework import generics, status
+from rest_framework.response import Response
 from products.models import Product
 from products.permissions import IsSeller, IsSuperUser, IsShopOwner
-from products.serializers import ProductSerializer
+from products.serializers import ProductSerializer, ProductSaleStatusSerializers
 
 
 class ProductCreateView(generics.CreateAPIView):
@@ -37,6 +38,48 @@ def get_queryset(self):
         return Product.objects.filter(seller=self.request.user)
 
 
+class ChangeProductSaleStatus(generics.UpdateAPIView):
+    """
+    Контроллер, отвечающий за снятие товара с продажи.
+    """
+
+    queryset = Product.objects.all()
+    serializer_class = ProductSaleStatusSerializers
+    permission_classes = [IsShopOwner | IsSuperUser]
+
+    def get_object(self):
+        product = super().get_object()
+
+        if product.is_active_sale:
+            product.is_active_sale = False
+
+        else:
+            product.is_active_sale = True
+
+        product.save()
+        return product
+
+    def update(self, request, *args, **kwargs):
+        instance = self.get_object()
+        serializer = self.get_serializer(instance, data=request.data, partial=True)
+        serializer.is_valid(raise_exception=True)
+        self.perform_update(serializer)
+
+        if instance.is_active_sale:
+            sale_status_message = 'выведен в продажу'
+        else:
+            sale_status_message = 'снят с продажи'
+
+        response_message = {
+            "Product info": {'sale status': f'{instance.is_active_sale}',
+                             'message': f'{instance.product_title} {sale_status_message}',
+                             'status': status.HTTP_200_OK
+                             }
+        }
+
+        return Response(response_message)
+
+
 class ProductDetailView(generics.RetrieveAPIView):
     """
     Контроллер для просмотра детальной информации о товаре.