Cart shows items in it; disables buttons if item in basket

- Rough cart icon in navbar
- Shows items in cart
- Styled dependent on existence
- Add to cart buttons disabled if resource in cart, on resource list
  page and detail page
- Throws 404 error if trying add item to cart which has no price -
  eventually all items will have a price

1 files changed, 13 insertions, 0 deletions

diff --git a/alphabetlearning/resources/views.py b/alphabetlearning/resources/views.py
index 3bf3d22..c09ff78 100644
--- a/alphabetlearning/resources/views.py
+++ b/alphabetlearning/resources/views.py
@@ -128,6 +128,15 @@ def index(request):
 
     resource_list = [_extract_metadata_from_resource(r) for r in resource_objs]
 
+    for r in resource_list:
+        # TODO test for this existing - it will fail if no cart
+        try:
+            cart_items = request.user.shoppingcart.items.all()
+            if r.name in [r.resource.name for r in cart_items]:
+                r.in_cart = True
+        except:
+            pass
+
     # Create a separate queryset for Featured resources
     featured_resources = [r for r in resource_list if r.feature_slot]
     featured_resources = sorted(featured_resources, key=lambda resource: resource.feature_slot)
@@ -313,6 +322,10 @@ def resource_detail(request, resource_id):
         "created": resource_metadata.created,
         "updated": resource_metadata.updated,
     }
+    # TODO test for this existing - it will fail if no cart
+    cart_items = request.user.shoppingcart.items.all()
+    if resource["name"] in [r.resource.name for r in cart_items]:
+        resource.update(in_cart=True)
     return render(request, "resources/resource_detail.html", {"resource": resource})