Merge pull request #20674 from edx/REVEM-354

add discount banner to track selection and discount price to upgrade button

common/djangoapps/course_modes/tests/test_views.py

@@ -23,6 +23,8 @@ from lms.djangoapps.commerce.tests import test_utils as ecomm_test_utils
 from openedx.core.djangoapps.catalog.tests.mixins import CatalogIntegrationMixin
 from openedx.core.djangoapps.embargo.test_utils import restrict_course
 from openedx.core.djangoapps.theming.tests.test_util import with_comprehensive_theme
+from openedx.core.djangoapps.waffle_utils.testutils import override_waffle_flag
+from openedx.features.course_experience import FIRST_PURCHASE_OFFER_BANNER_DISPLAY
 from student.models import CourseEnrollment
 from student.tests.factories import CourseEnrollmentFactory, UserFactory
 from util.testing import UrlResetMixin
@@ -397,6 +399,36 @@ class CourseModeViewTest(CatalogIntegrationMixin, UrlResetMixin, ModuleStoreTest
 
         self.assertEquals(course_mode, expected_mode)
 
+    @patch('openedx.features.course_experience.utils.can_receive_discount')
+    @patch('openedx.features.course_experience.utils.discount_percentage')
+    @override_waffle_flag(FIRST_PURCHASE_OFFER_BANNER_DISPLAY, active=True)
+    def test_discount_on_track_selection(self, discount_percentage_mock, can_receive_discount_mock):
+        can_receive_discount_mock.return_value = True
+        discount_percentage_mock.return_value = 15
+        parameters = {
+            'mode_slug': 'verified',
+            'mode_display_name': 'Verified Certificate',
+            'min_price': 10
+        }
+
+        url = reverse('create_mode', args=[six.text_type(self.course.id)])
+        response = self.client.get(url, parameters)
+
+        response = self.client.get(
+            reverse('course_modes_choose', args=[six.text_type(self.course.id)]),
+            follow=False,
+        )
+
+        bannerText = u'''<div class="first-purchase-offer-banner"><span class="first-purchase-offer-banner-bold">
+                     15% off your first upgrade.</span> Discount automatically applied.</div>'''
+        button = u'''<button type="submit" name="verified_mode">
+                    <span>Pursue a Verified Certificate</span>
+                    (<span class="upgrade-price-string">$8.50 USD</span>
+                    <del> <span class="upgrade-price-string">$10 USD</span></del>)
+                    </button>'''
+        self.assertContains(response, bannerText, html=True)
+        self.assertContains(response, button, html=True)
+
     @unittest.skipUnless(settings.ROOT_URLCONF == 'lms.urls', 'Test only valid in lms')
     def test_multiple_mode_creation(self):
         # Create an honor mode

common/djangoapps/course_modes/views.py

@@ -34,6 +34,8 @@ from openedx.core.djangoapps.catalog.utils import get_currency_data
 from openedx.core.djangoapps.embargo import api as embargo_api
 from openedx.features.content_type_gating.models import ContentTypeGatingConfig
 from openedx.features.course_duration_limits.models import CourseDurationLimitConfig
+from openedx.features.course_experience.utils import get_first_purchase_offer_banner_fragment
+from openedx.features.discounts.applicability import discount_percentage
 from student.models import CourseEnrollment
 from util.db import outer_atomic
 from xmodule.modulestore.django import modulestore
@@ -190,11 +192,22 @@ class ChooseModeView(View):
                 for x in verified_mode.suggested_prices.split(",")
                 if x.strip()
             ]
+            price_before_discount = verified_mode.min_price
+
             context["currency"] = verified_mode.currency.upper()
-            context["min_price"] = verified_mode.min_price
+            context["min_price"] = price_before_discount
             context["verified_name"] = verified_mode.name
             context["verified_description"] = verified_mode.description
 
+            offer_banner_fragment = get_first_purchase_offer_banner_fragment(
+                request.user, course
+            )
+            if offer_banner_fragment:
+                context['offer_banner_fragment'] = offer_banner_fragment
+                discounted_price = "{:0.2f}".format(price_before_discount * ((100.0 - discount_percentage()) / 100))
+                context["min_price"] = discounted_price
+                context["price_before_discount"] = price_before_discount
+
             if verified_mode.sku:
                 context["use_ecommerce_payment_flow"] = ecommerce_service.is_enabled(request.user)
                 context["ecommerce_payment_page"] = ecommerce_service.payment_page_url()