def add(request, pk):
# print(request.META)
# для возврата на страницу покупки, после логина при покупке товара
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(reverse('mainapp:product_page', args=[pk]))
# if not request.user.is_authenticated:
# return HttpResponseRedirect(reverse('auth:login'))
# print(pk, type(pk))
product = get_object_or_404(Product, pk=pk)
basket = BasketItem.objects.filter(user=request.user,
product=product).first()
# basket = request.user.basketitem_set.filter(product=pk).first()
if not basket:
basket = BasketItem(user=request.user, product=product)
# # basket = BasketItem.objects.create(user=request.user, product=product) # not in db
# Включить для работы с F объектом для избежания ошибок:
# basket = BasketItem(user=request.user, product=product, quantity=1)
# get basket.quantity -> python level -> update value -> python level -> db level
basket.quantity += 1
# update value on db level Для корректной работы доработать @receiver(pre_save...) внизу
# if basket.pk:
# basket.quantity = F('quantity') + 1
basket.save()
db_profile_by_type(basket, 'UPDATE', connection.queries)
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def basket_item_add(request, pk):
product = get_object_or_404(Product, pk=pk)
old_basket_item = BasketItem.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 = BasketItem(user=request.user, product=product)
new_basket_item.quantity += 1
new_basket_item.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def add_product(request, pk):
# if not request.user.is_authenticated:
# return HttpResponseRedirect(reverse('auth:login'))
product = get_object_or_404(Product, pk=pk)
basket = BasketItem.objects.filter(user=request.user,
product=product).first()
# basket = request.user.basketitem_set.filter(product=pk).first()
if not basket:
basket = BasketItem(user=request.user, product=product) # not in db
basket.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('main:product_page', kwargs={'pk': pk}))
product = get_object_or_404(Product, pk=pk)
basket = BasketItem.objects.filter(user=request.user,
product=product).first()
if not basket:
basket = BasketItem(user=request.user, product=product)
basket.quantity += 1
basket.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def get_context_data(self, **kwargs):
data = super(OrderItemsCreate, self).get_context_data(**kwargs)
OrderFormSet = inlineformset_factory(Order,
OrderItem,
form=OrderItemForm,
extra=1)
if self.request.POST:
formset = OrderFormSet(self.request.POST)
else:
basket_items = BasketItem.get_items(self.request.user)
if len(basket_items):
OrderFormSet = inlineformset_factory(Order,
OrderItem,
form=OrderItemForm,
extra=len(basket_items))
formset = OrderFormSet()
for num, form in enumerate(formset.forms):
form.initial['product'] = basket_items[num].product
form.initial['quantity'] = basket_items[num].quantity
form.initial['price'] = basket_items[num].product.price
basket_items.delete()
else:
formset = OrderFormSet()
data['orderitems'] = formset
return data
def add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(
reverse('main:product_page', kwargs={'pk': pk}))
product = get_object_or_404(Product, pk=pk)
basket = BasketItem.objects.filter(user=request.user,
product=product).first()
if not basket:
basket = BasketItem(user=request.user, product=product, quantity=1)
if basket.pk:
basket.quantity = F('quantity') + 1
basket.save()
# db_profile_by_type(basket, 'UPDATE', connection.queries)
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))
def add(request, pk):
if 'login' in request.META.get('HTTP_REFERER'):
return HttpResponseRedirect(
reverse('main:product_page', kwargs={'pk': pk}))
# old_basket_item = BasketItem.get_product(user=request.user, product=product) версия препода Маслова. У меня не работает.
product = get_object_or_404(Product, pk=pk)
basket = BasketItem.objects.filter(user=request.user,
product=product).first()
if not basket:
basket = BasketItem(user=request.user, product=product) # not in db
basket.quantity += 1
basket.save()
return HttpResponseRedirect(request.META.get('HTTP_REFERER'))