I want to add products to my cart and display the cart details like cart list. but the code is not s-CodePudding

views is written as

def cart_details(request, tot=0, count=0, cart_items=None):
try:ct = cartlist.objects.get(cart_id=c_id(request))
   ct_items = item.objects.filter(cart=ct, active=True)
   for i in ct_items:
       tot  = (i.prodt.price * i.quan)count  = i.quan
except ObjectDoesNotExist:
   pass
return render(request, 'cart.html', {'ci': cart_items, 't': tot, 'cn': count})

def c_id(request):
ct_id = request.session.session_key
if not ct_id:
   ct_id = request.session.create()
return ct_id

cart>models

class cartlist(models.Model):
cart_id = models.CharField(max_length=250, unique=True)
date_added = models.DateTimeField(auto_now_add=True)

class item(models.Model):
prodt = models.ForeignKey(product, on_delete=models.CASCADE)
cart = models.ForeignKey(cartlist, on_delete=models.CASCADE)
quan = models.IntegerField()
active = models.BooleanField(default=True)

cart>urls

urlpatterns = ['
path('cartDetails', views.cart_details, name='cartDetails'),
path('add/<int:product_id>/', views.add_cart, name='addcart'),
]

cart.html

                  <tr>
                  {% for i in ci %}                                                                                                                     
                    <td><a href="#"><img src="{{i.prodt.img.url}}" alt="img"></a></td>
                    <td><a  href="#">{{ i.prodt.name }}</a></td>
                    <td>${{ i.prodt.price }}</td>
                  {% endfor %}
                  <tr>

enter image description here

this is the cart page to get the view code has some mistakes, while adding the products the create the cart id and then the products are added but which is not shown in the chart HTML page

CodePudding user response：

You didn't mention cart_items on your view except for its default value none. You need to remove it if it doesn't take any value from the outside. Or give dynamic data to it in your view. This is why your cart template doesn't show any data it is none right now.