feat: cart detail

web/views/components.py

@@ -1,11 +1,14 @@
+from decimal import Decimal
+
+from django.db.models import Sum
 from django.shortcuts import render
 from django.views.generic import TemplateView
 
 from shop.filters import ProductFilter
-from shop.models import Product
+from shop.models import CartItem, Product, ProductPrice
 from web.mixins import FilteredQuerysetMixin, PaginatedQuerysetMixin
 from web.settings import ANONYMOUS_CART_ID_COOKIE_NAME
-from web.utils import get_or_create_cart
+from web.utils import get_cart_total, get_or_create_cart
 
 
 class ListProducts(TemplateView, FilteredQuerysetMixin, PaginatedQuerysetMixin):
@@ -42,4 +45,35 @@ def cart_dropdown(request, *args, **kwargs):
     return response
 
 
+def cart(request, *args, **kwargs):
+    cart, created = get_or_create_cart(request)
+    items = CartItem.objects.filter(cart=cart)
+
+    base_total = Decimal("0.00")
+    tax_total = Decimal("0.00")
+
+    for item in items:
+        price = ProductPrice.objects.filter(product=item.product, current=True).first()
+        base_total += price.price * item.quantity
+        tax_total += round(price.price * Decimal(price.tax.value / 100), 2)
+
+    total = base_total + tax_total
+
+    response = render(
+        request,
+        "components/cart/cart.html",
+        context={
+            "cart": cart,
+            "items": items,
+            "total": total,
+            "base_total": base_total,
+            "tax_total": tax_total,
+        },
+    )
+
+    if not request.user.is_authenticated:
+        response.set_cookie(ANONYMOUS_CART_ID_COOKIE_NAME, cart.uuid)
+    return response
+
+
 list_products = ListProducts.as_view()