Merge pull request #757 from edx/malikshahzad228/basket-view-switch

WL-457, WL458: Basket Switch View links added

ecommerce/extensions/basket/utils.py

@@ -4,10 +4,12 @@ from django.conf import settings
 from django.utils.translation import ugettext_lazy as _
 from oscar.core.loading import get_class, get_model
 
+from ecommerce.core.constants import ENROLLMENT_CODE_PRODUCT_CLASS_NAME, SEAT_PRODUCT_CLASS_NAME
 from ecommerce.referrals.models import Referral
 
 Applicator = get_class('offer.utils', 'Applicator')
 Basket = get_model('basket', 'Basket')
+StockRecord = get_model('partner', 'StockRecord')
 
 logger = logging.getLogger(__name__)
 
@@ -63,3 +65,23 @@ def get_certificate_type_display_value(certificate_type):
         raise ValueError('Certificate Type [%s] not found.', certificate_type)
 
     return display_values[certificate_type]
+
+
+def get_basket_switch_data(product):
+    product_class_name = product.get_product_class().name
+
+    if product_class_name == ENROLLMENT_CODE_PRODUCT_CLASS_NAME:
+        switch_link_text = _('Click here to just purchase an enrollment for yourself')
+        structure = 'child'
+    elif product_class_name == SEAT_PRODUCT_CLASS_NAME:
+        switch_link_text = _('Click here to purchase multiple seats in this course')
+        structure = 'standalone'
+
+    try:
+        partner_sku = StockRecord.objects.get(
+            product__course_id=product.course_id,
+            product__structure=structure).partner_sku
+    except StockRecord.DoesNotExist:
+        partner_sku = None
+
+    return switch_link_text, partner_sku

ecommerce/extensions/basket/views.py

@@ -19,7 +19,7 @@ from ecommerce.core.url_utils import get_lms_url, get_lms_enrollment_base_api_ur
 from ecommerce.coupons.views import get_voucher_from_code
 from ecommerce.courses.utils import mode_for_seat
 from ecommerce.extensions.analytics.utils import prepare_analytics_data
-from ecommerce.extensions.basket.utils import get_certificate_type_display_value, prepare_basket
+from ecommerce.extensions.basket.utils import get_certificate_type_display_value, prepare_basket, get_basket_switch_data
 from ecommerce.extensions.offer.utils import format_benefit_value
 from ecommerce.extensions.partner.shortcuts import get_partner_for_site
 
@@ -112,8 +112,8 @@ class BasketSummaryView(BasketView):
         lines = context.get('line_list', [])
         lines_data = []
         api = EdxRestApiClient(get_lms_url('api/courses/v1/'))
-        is_verification_required = False
-        is_bulk_purchase = False
+        is_verification_required = is_bulk_purchase = False
+        switch_link_text = partner_sku = ''
 
         for line in lines:
             course_key = CourseKey.from_string(line.product.attr.course_key)
@@ -137,6 +137,9 @@ class BasketSummaryView(BasketView):
             if line.product.get_product_class().name == ENROLLMENT_CODE_PRODUCT_CLASS_NAME:
                 is_bulk_purchase = True
 
+            # Get variables for alternative basket view
+            switch_link_text, partner_sku = get_basket_switch_data(line.product)
+
             if line.has_discount:
                 benefit = self.request.basket.applied_offers().values()[0].benefit
                 benefit_value = format_benefit_value(benefit)
@@ -176,5 +179,8 @@ class BasketSummaryView(BasketView):
             'is_verification_required': is_verification_required,
             'min_seat_quantity': 1,
             'is_bulk_purchase': is_bulk_purchase,
+            'switch_link_text': switch_link_text,
+            'partner_sku': partner_sku,
         })
+
         return context

ecommerce/extensions/catalogue/utils.py

@@ -4,7 +4,7 @@ from hashlib import md5
 
 from oscar.core.loading import get_model
 
-from ecommerce.core.constants import ENROLLMENT_CODE_PRODUCT_CLASS_NAME
+from ecommerce.core.constants import ENROLLMENT_CODE_PRODUCT_CLASS_NAME, SEAT_PRODUCT_CLASS_NAME
 
 Catalog = get_model('catalogue', 'Catalog')
 StockRecord = get_model('partner', 'StockRecord')
@@ -32,7 +32,7 @@ def generate_sku(product, partner):
             getattr(product.attr, 'seat_type', ''),
             unicode(partner.id)
         ))
-    elif product_class.name == 'Seat':
+    elif product_class.name == SEAT_PRODUCT_CLASS_NAME:
         _hash = ' '.join((
             getattr(product.attr, 'certificate_type', ''),
             product.attr.course_key,

ecommerce/static/sass/partials/views/_basket.scss

@@ -194,6 +194,10 @@
             @include float(right);
         }
 
+        .basket-switch-link {
+            padding: 10px 10px 10px 0px;
+        }
+
         .payment-buttons {
             .payment-button {
                 border-color: #1E8142;

ecommerce/templates/oscar/basket/partials/basket_content.html

@@ -129,7 +129,16 @@
         </div>
 
         <div class="row">
-            <div class="col-lg-6 col-lg-offset-6 col-md-8 col-md-offset-4 col-sm-10 col-sm-offset-2">
+            <div class="col-sm-12">
+                {# Switch Basket view in between single and bulk purchase items #}
+                {% if partner_sku %}
+                    <div class="pull-left basket-switch-link">
+                        <a href="/basket/single-item/?sku={{ partner_sku }}" class="btn btn-link">
+                            {{ switch_link_text }}
+                        </a>
+                    </div>
+                {% endif %}
+
                 <div class="pull-right payment-buttons" data-basket-id="{{ basket.id }}">
                     {% if free_basket %}
                     <a  href="{% url 'checkout:free-checkout' %}"