def basket_add(request, id=None):
product = get_object_or_404(Product, id=id)
baskets = Basket.objects.filter(user=request.user, product=product)
if not baskets.exists():
basket = Basket(user=request.user, product=product)
basket.quantity += 1
basket.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
else:
basket = baskets.first()
basket.quantity += 1
basket.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket_add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('mainapp:product', args=[pk]))
product = get_object_or_404(Product, pk=pk)
basket = Basket.objects.filter(user=request.user, product=product).first()
if not basket:
basket = Basket(user=request.user, product=product)
basket.quantity += 1
basket.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket_add(request, pk):
# Предварительне условия - пользоватль не авторизован на сайте, и закоментировать две последующие строки кода
# Если зайти в продукты, выбрать категорию и выбрать какой-нибудь товар, то перенесет на страницу Аутентификации
# if 'login' in request.META.get('HTTP_REFERER'):
# return HttpResponseRedirect(reverse('products:product', args=[pk]))
product = get_object_or_404(Product, pk=pk)
basket = Basket.objects.filter(user=request.user, product=product).first()
if not basket:
basket = Basket(user=request.user, product=product)
basket.quantity += 1
basket.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket_add(request, prod_id=None):
curr_product = Product.objects.get(id=prod_id)
curr_basket = Basket.objects.filter(user=request.user,
product=curr_product)
if not curr_basket.exists():
basket = Basket(user=request.user, product=curr_product)
basket.quantity = 1
basket.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
else:
basket = curr_basket.first()
basket.quantity += 1
basket.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket_add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('catalog:book', args=[pk]))
book = get_object_or_404(Book, pk=pk)
old_basket_item = Basket.objects.filter(user=request.user, book=book)
if old_basket_item:
old_basket_item[0].quantity += 1
old_basket_item[0].save()
else:
new_basket_item = Basket(user=request.user, book=book)
new_basket_item.quantity += 1
new_basket_item.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket_add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('products:product', args=[pk]))
product = get_object_or_404(Product, pk=pk)
basket_item = Basket.objects.filter(user=request.user, product=product).first()
if not basket_item:
basket_item = Basket(user=request.user, product=product)
basket_item.quantity += 1
# добавить 'quantity' в скобки при ошибке update_fields
# (если будет приходить пустое поле в сигнале product_quantity_update_save)
basket_item.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('products:product', args=[pk]))
product = get_object_or_404(Product, pk=pk)
basket_item = Basket.objects.filter(user=request.user,
product=product).first()
print(basket_item)
if not basket_item:
basket_item = Basket(user=request.user, product=product)
basket_item.quantity += 1
basket_item.save()
return HttpResponseRedirect(request.META.get(
'HTTP_REFERER')) # возвращается на тот же адрес, от куда пришёл
def add_product(request, pk):
if LOGIN_URL in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('mainapp:item', kwargs={'pk': pk}))
product = get_object_or_404(Product, pk=pk)
# basket = request.user.basket_set.filter(product_pk=pk)
basket = Basket.objects.filter(user=request.user, product=product).first()
if not basket:
basket = Basket(user=request.user, product=product)
basket.quantity += 1
basket.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket_add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('products:product', args=[pk]))
product = get_object_or_404(Product, pk=pk)
old_basket_item = Basket.get_product(user=request.user, product=product)
if old_basket_item:
old_basket_item[0].quantity = F('quantity') + 1
old_basket_item[0].save()
update_queries = list(filter(lambda x: 'UPDATE' in x['sql'], connection.queries))
print(f'query basket_add: {update_queries}')
else:
new_basket_item = Basket(user=request.user, product=product)
new_basket_item.quantity += 1
new_basket_item.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket_add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('products:product', args=[pk]))
product = get_object_or_404(Product, pk=pk)
old_basket_item = Basket.objects.filter(user=request.user, product=product)
if old_basket_item:
old_basket_item[0].quantity += 1
old_basket_item[0].save()
else:
new_basket_item = Basket(user=request.user, product=product)
new_basket_item.quantity += 1
new_basket_item.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket_add(request, pk):
if "login" in request.META.get("HTTP_REFERER"):
return HttpResponseRedirect(reverse("products:product", args=[pk]))
product = get_object_or_404(Product, pk=pk)
basket = Basket.objects.filter(user=request.user, product=product).first()
if not basket:
basket = Basket(user=request.user, product=product)
basket.quantity += 1
else:
basket.quantity = F("quantity") + 1
basket.save()
update_queries = list(filter(lambda x: "UPDATE" in x["sql"], connection.queries))
print(f"query basket_add: {update_queries}")
def add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('products:product', args=[pk]))
product = get_object_or_404(Product, pk=pk)
basket = Basket.objects.filter(user=request.user, product=product).first()
if not basket:
basket = Basket(user=request.user, product=product)
basket.quantity += 1
basket.save()
#редирект на страницу с которой пришли - HTTP_REFERER
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket_add(request, category_pk, product_pk):
if "login" in request.META.get("HTTP_REFERER"):
return HttpResponseRedirect(reverse("catalog:product", args=[category_pk, product_pk]))
product = get_object_or_404(Product, pk=product_pk)
basket = Basket.objects.filter(user=request.user, product=product).first()
if not basket:
basket = Basket(user=request.user, product=product)
if product.quantity > 0:
basket.quantity += 1
basket.save()
else:
basket.quantity = F("quantity") + 1
basket.save()
return HttpResponseRedirect(request.META.get("HTTP_REFERER"))
def basket_add(request, pk):
# reverse - преобразование записи namespace в обычный url, считаем что пользователь до авторизации пришёл
# со страницы товара и редиректим его на страницу продукта
# print(request.META.get('HTTP_REFERER'))
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('products:product', args=[pk]))
# Проверяем существующий товар, а не удалённый
# product_item = get_object_or_404(Product, pk=pk)
product = get_object_or_404(Product, pk=pk)
# basket_item = Basket.objects.filter(product=product_item, user=request.user).first()
# Анонимный пользователь не может использоваться как ключ и в нем нет ID, для авторизации пользователя
# используется специальный декоратор @login_required
# вариант блока представлен в коде ниже
## basket = Basket.objects.filter(user=request.user, product=product).first()
# # if not basket_item:
# if not basket:
# # basket_item = Basket(user=request.user, product=product_item)
# basket = Basket(user=request.user, product=product)
#
# # basket_item.quantity += 1
# basket.quantity += 1
# # basket_item.save()
# basket.save()
# # HTTP_REFERER - адрес откуда пришёл пользователь
# # print(request.META.get('HTTP_REFERER'))
## return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
old_basket_item = Basket.get_product(user=request.user,
product=product).select_related()
# old_basket_item = Basket.get_product(user=request.user, product=product).first()
if old_basket_item:
# old_basket_item[0].quantity += 1
old_basket_item[0].quantity = F('quantity') + 1
old_basket_item[0].save()
update_queries = list(
filter(lambda x: 'UPDATE' in x['sql'], connection.queries))
print(f'query basket_add: {update_queries}')
else:
new_basket_item = Basket(user=request.user, product=product)
new_basket_item.quantity += 1
# для django 3-й или выше версии с "update_fields=['quantity', 'product']", в др. случ. пусто ".save()"
# new_basket_item.save(update_fields=['quantity', 'product'])
new_basket_item.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def add_product(request, slug):
product = get_object_or_404(Product, slug=slug)
exists_item = Basket.objects.filter(user=request.user,
product=product).first()
if exists_item:
exists_item.quantity += 1
exists_item.save()
else:
exists_item = Basket(product=product, user=request.user)
exists_item.save()
if request.is_ajax():
return ajax_response(request, exists_item.product.slug,
exists_item.quantity)
if 'login' in request.META.get('HTTP_REFERER'):
return redirect('about', product=slug)
return redirect(request.META.get('HTTP_REFERER'))
def basket_add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('product', args=[pk]))
product = get_object_or_404(Product, pk=pk)
_basket = Basket.objects.filter(user=request.user, product=product).first()
if not _basket:
_basket = Basket(user=request.user, product=product)
_basket.quantity = 1
else:
# _basket.quantity += 1
# перепишем через F-объект
_basket.quantity = F('quantity') + 1
_basket.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('mainapp:product', args=[pk]))
product = get_object_or_404(Product, pk=pk)
basket_item = Basket.objects.filter(user=request.user,
product=product).first()
if not basket_item:
basket_item = Basket(user=request.user, product=product)
basket_item.quantity += 1
basket_item.save()
else:
# basket_item[0].quantity += 1
basket_item[0].quantity = F('quantity') + 1
basket_item[0].save()
# возвращаем на ту страницу, откуда пользователь пришел (request.META.get('HTTP_REFERER'))
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('mainapp:product', args=[pk]))
product = get_object_or_404(Product, pk=pk)
basket_item = Basket.objects.filter(user=request.user,
product=product).first()
print(basket_item)
if not basket_item:
basket_item = Basket(user=request.user, product=product)
basket_item.quantity += 1
else:
# basket_item.quantity += 1
basket_item.quantity = F('quantity') + 1
basket_item.save()
update_queries = list(
filter(lambda x: 'UPDATE' in x['sql'], connection.queries))
print(f'запрос корзины: {update_queries}')
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def add_product_to_basket(request, pk):
print('-----------pk_basket-----------:', pk)
product = get_object_or_404(Product, pk=pk)
print('-----------product_basket-----------:', product)
#product = get_object_or_404(ProductCatalog, pk=pk)
old_basket_item = Basket.objects.filter(user=request.user, title=product)
if old_basket_item:
old_basket_item[0].quantity += 1
old_basket_item[0].save()
print('-----------old_basket_item[0].quantity-----------:', old_basket_item[0].quantity)
else:
new_basket_item = Basket(user=request.user, title=product)
new_basket_item.quantity += 1
new_basket_item.save()
print('-----------new_basket_item.quantity-----------:', new_basket_item.quantity)
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket_add(request, pk): # pk = product_pk
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('catalog:product', args=[pk]))
product = get_object_or_404(Product, pk=pk)
old_basket_item = Basket.get_product(user=request.user, product=product)
if old_basket_item:
# old_basket_item[0].quantity += 1
old_basket_item[0].quantity = F('quantity') + 1
old_basket_item[0].save()
else:
new_basket_item = Basket(user=request.user, product=product)
new_basket_item.quantity += 1
new_basket_item.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER')) # отправляет пользователя обратно на ту же страницу
def basket_add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(
reverse('products:product_details', args=[pk]))
product = get_object_or_404(Product, pk=pk)
basket_item = Basket.objects.filter(user=request.user,
product=product).select_related()
if basket_item:
basket_item[0].quantity = F('quantity') + 1
basket_item[0].save()
else:
new_basket_item = Basket(user=request.user, product=product)
new_basket_item.quantity += 1
new_basket_item.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(
reverse('main:product', kwargs={
'pk': pk,
}))
product = get_object_or_404(Product, pk=pk)
basket = Basket.objects.filter(user=request.user, product=product).first()
if not basket:
basket = Basket(user=request.user, product=product, quantity=1)
else:
basket.quantity = F('quantity') + 1
# basket.quantity += 1
basket.save()
# basket_summary
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket_add(request, pk):
product = get_object_or_404(Products, pk=pk)
basket = Basket.objects.filter(user=request.user, product=product).first()
basket_user = Basket.objects.filter(user=request.user)
restauran = product.restaurant
if not basket:
if not basket_user or product.restaurant == basket_user[0].restauran:
basket = Basket(user=request.user,
product=product,
restauran=restauran)
else:
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
basket.quantity += 1
basket.save()
# return HttpResponseRedirect('http://127.0.0.1:8000/')
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket_add(request, pk, quantity):
quantity = int(quantity)
content = {}
product = Product.objects.get(pk=pk)
basket = Basket.objects.filter(user=request.user)
if basket:
old_basket_item = BasketProduct.objects.filter(basket=basket[0],
product=product)
if old_basket_item:
old_basket_item[0].quantity += quantity
basket[0].total += old_basket_item[0].product.price * quantity
old_basket_item[0].save()
else:
new_basket_item = BasketProduct(basket=basket[0], product=product)
new_basket_item.quantity += quantity
basket[0].total += new_basket_item.product.price * quantity
new_basket_item.save()
basket[0].quantity += quantity
basket[0].save()
basket = basket[0]
else:
new_basket = Basket(user=request.user)
new_basket.quantity += quantity
new_basket.save()
new_basket_item = BasketProduct(basket=new_basket, product=product)
new_basket_item.quantity += quantity
new_basket.total += new_basket_item.product.price * quantity
new_basket_item.save()
new_basket.save()
basket = new_basket
if request.is_ajax():
content = {
'basket': basket,
}
basket_info = render_to_string('basketapp/inc_basket_info.html',
content)
return JsonResponse({
'basket_info': basket_info,
})
else:
return HttpResponseRedirect(request.META.get("HTTP_REFERER"))
def add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('main:product',
kwargs={
'pk': pk,
}))
product = get_object_or_404(Product, pk=pk)
basket = Basket.objects.filter(user=request.user, product=product).first()
# альтернативный вариант
# basket = request.user.basket.filter(product=product).first()
if not basket:
basket = Basket(user=request.user, product=product)
basket.quantity += 1
# basket.product.quantity -= 1
# basket.product.save()
basket.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def add(request, pk):
product = get_object_or_404(Product, pk=pk)
exists_item = Basket.objects.filter(product__pk=pk, user=request.user)
if exists_item:
exists_item[0].quantity += 1
exists_item[0].save()
else:
new_item = Basket(user=request.user, product=product)
new_item.quantity = 1
new_item.save()
if request.is_ajax():
return JsonResponse(
{'quantity': Basket.objects.get(product__pk=pk).quantity})
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect('/catalog/details/' + str(product.id))
else:
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket(request):
content = {}
if request.user.is_authenticated:
basket = Basket.objects.filter(user=request.user)
if basket:
basket_products = BasketProduct.objects.filter(basket=basket[0])
content = {
'basket_items': basket_products,
}
content.update({"basket": basket[0]})
else:
basket = Basket(user=request.user)
basket.save()
basket_products = BasketProduct.objects.filter(basket=basket)
content = {
'basket_items': basket_products,
}
content.update({"basket": basket})
categories = ProductCategory.objects.all()
content.update({'category_list': categories})
return render(request, 'basketapp/basket.html', content)
def add(request, pk):
card = get_object_or_404(Card, pk=pk)
basket = Basket.objects.filter(user=request.user,
card=card).only('pk').first()
if not basket:
basket = Basket(user=request.user, card=card, quantity=1)
basket.save()
else:
# basket.quantity += 1
basket.quantity = F('quantity') + 1
basket.save()
if request.is_ajax():
return JsonResponse({
'basket_total_quantity': basket.total_quantity,
'basket_total_cost': basket.total_cost
})
else:
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket_add(request, pk):
product = get_object_or_404(Products, pk=pk)
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(
reverse('catalog:products_list',
args=[product.restaurant__pk, product.category__pk]))
basket = Basket.objects.filter(user=request.user, product=product).first()
basket_user = Basket.objects.filter(user=request.user)
restauran = product.restaurant
if not basket:
if not basket_user or product.restaurant == basket_user[0].restauran:
basket = Basket(user=request.user,
product=product,
restauran=restauran)
else:
return HttpResponseRedirect(
reverse('basket:control', args=[product.pk]))
basket.quantity += 1
basket.save()
# return HttpResponseRedirect('http://127.0.0.1:8000/')
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))