create menu item for establishment

apps/establishment/urls/back.py

@@ -38,6 +38,7 @@ urlpatterns = [
     path('menus/dishes/<int:pk>/gallery/<int:image_id>/', views.MenuGalleryCreateDestroyView.as_view(),
          name='menu-dishes-gallery-create-destroy'),
     path('menus/', views.MenuListCreateView.as_view(), name='menu-list'),
+    path('menus/create/<int:establishment_id>/', views.CreateMenuForCertainEstablishmentView.as_view(), name='menu-list'),
     path('card_and_wines/<int:establishment_id>/', views.CardAndWinesListView.as_view(), name='card-and-wines-get'),
     path('menus/<int:pk>/', views.MenuRUDView.as_view(), name='menu-rud'),
     path('menus/dish/<int:establishment_id>/', views.DishCreateView.as_view(), name='create-dish'),

apps/establishment/views/back.py

@@ -178,6 +178,29 @@ class CardAndWinesListView(generics.RetrieveAPIView):
         return establishment
 
 
+class CreateMenuForCertainEstablishmentView(generics.CreateAPIView):
+    """Creates formulas menu for certain establishment"""
+    permission_classes = get_permission_classes(
+        IsEstablishmentManager,
+        IsEstablishmentAdministrator,
+    )
+    # from rest_framework.permissions import AllowAny
+    # permission_classes = (AllowAny, )
+    queryset = models.Menu.objects.with_base_related().by_type(menu_type=models.Menu.FORMULAS)
+    serializer_class = serializers.MenuBackOfficeSerializer
+
+    def create(self, request, *args, **kwargs):
+        data = request.data.copy()
+        data['establishment_id'] = kwargs['establishment_id']
+        data['type'] = models.Menu.FORMULAS
+        serializer = self.get_serializer(data=data)
+        serializer.is_valid(raise_exception=True)
+        with transaction.atomic():
+            self.perform_create(serializer)
+        headers = self.get_success_headers(serializer.data)
+        return Response(serializer.data, status=status.HTTP_201_CREATED, headers=headers)
+
+
 class MenuListCreateView(generics.ListCreateAPIView):
     """Menu list create view. This view works only with menu formulas type"""
     serializer_class = serializers.MenuBackOfficeSerializer