Делаю корзину для ИМ, когда добавляю товар, то должно перенаправить на страницу корзины, но почему то возвращает ошибку 404.
Консоль говорит, что Not Found: /cart/
Cart
#views.py
@require_POST
def cart_add(request, product_id):
cart = Cart(request)
product = get_object_or_404(Product, id=product_id)
form = CartAddProductForm(request.POST)
if form.is_valid():
cd = form.cleaned_data
cart.add(product=product,
quantity=cd['quantity'],
update_quantity=cd['update'])
return redirect('cart:cart_detail')
def cart_remove(request, product_id):
cart = Cart(request)
product = get_object_or_404(Product, id=product_id)
cart.remove(product)
return redirect('cart:cart_detail')
def cart_detail(request):
cart = Cart(request)
return render(request, 'cart/detail.html', {'cart': cart})
#cart.py
class Cart(object):
def __init__(self, request):
self.session = request.session
cart = self.session.get(settings.CART_SESSION_ID)
if not cart:
# save an empty cart in the session
cart = self.session[settings.CART_SESSION_ID] = {}
self.cart = cart
# store current applied coupon
self.coupon_id = self.session.get('coupon_id')
def __iter__(self):
product_ids = self.cart.keys()
# get the product objects and add them to the cart
products = Product.objects.filter(id__in=product_ids)
cart = self.cart.copy()
for product in products:
cart[str(product.id)]['product'] = product
for item in cart.values():
item['price'] = Decimal(item['price'])
item['total_price'] = item['price'] * item['quantity']
yield item
def __len__(self):
return sum(item['quantity'] for item in self.cart.values())
def add(self, product, quantity=1, update_quantity=False):
product_id = str(product.id)
if product_id not in self.cart:
self.cart[product_id] = {'quantity': 0,
'price': str(product.price)}
if update_quantity:
self.cart[product_id]['quantity'] = quantity
else:
self.cart[product_id]['quantity'] += quantity
self.save()
def save(self):
# mark the session as "modified" to make sure it gets saved
self.session.modified = True
def remove(self, product):
product_id = str(product.id)
if product_id in self.cart:
del self.cart[product_id]
self.save()
def get_total_price(self):
return sum(Decimal(item['price']) * item['quantity'] for item in self.cart.values())
def clear(self):
# remove cart from session
del self.session[settings.CART_SESSION_ID]
self.save()
#urls.py
app_name = 'cart'
urlpatterns = [
path('', views.cart_detail, name='cart_detail'),
path('add/<int:product_id>/', views.cart_add, name='cart_add'),
path('remove/<int:product_id>/', views.cart_remove, name='cart_remove'),
]
#forms.py
PRODUCT_QUANTITY_CHOICES = [(i, str(i)) for i in range(1, 21)]
class CartAddProductForm(forms.Form):
quantity = forms.TypedChoiceField(
choices=PRODUCT_QUANTITY_CHOICES,
coerce=int)
update = forms.BooleanField(required=False,
initial=False,
widget=forms.HiddenInput)
Shop
#views.py
def product_detail(request, id, slug):
product = get_object_or_404(Product, id=id, slug=slug, available=True)
cart_product_form = CartAddProductForm()
return render(request, 'shop/product/detail.html', {'product': product,
'cart_product_form': cart_product_form})
#detail.html
<form action="{% url 'cart:cart_add' product.id %}" method="post">
{{ cart_product_form }}
{% csrf_token %}
<input type="submit" value="Add to cart">
</form>
