AA-234: Switch link in dates widget if Course Home MFE is active

lms/djangoapps/courseware/tests/test_date_summary.py

@@ -33,6 +33,7 @@ from lms.djangoapps.courseware.models import (
     OrgDynamicUpgradeDeadlineConfiguration
 )
 from lms.djangoapps.commerce.models import CommerceConfiguration
+from lms.djangoapps.course_home_api.toggles import COURSE_HOME_MICROFRONTEND, COURSE_HOME_MICROFRONTEND_DATES_TAB
 from lms.djangoapps.verify_student.models import VerificationDeadline
 from lms.djangoapps.verify_student.tests.factories import SoftwareSecurePhotoVerificationFactory
 from openedx.core.djangoapps.content.course_overviews.models import CourseOverview
@@ -60,6 +61,7 @@ class CourseDateSummaryTest(SharedModuleStoreTestCase):
         SelfPacedConfiguration.objects.create(enable_course_home_improvements=True)
 
     def make_request(self, user):
+        """ Creates a request """
         request = RequestFactory().request()
         request.user = user
         self.addCleanup(crum.set_current_request, None)
@@ -658,22 +660,36 @@ class CourseDateSummaryTest(SharedModuleStoreTestCase):
             self.assertEqual(block.relative_datestring, expected_date_string)
 
     @ddt.data(
-        'info',
-        'openedx.course_experience.course_home',
+        ('info', True),
+        ('info', False),
+        ('openedx.course_experience.course_home', True),
+        ('openedx.course_experience.course_home', False),
     )
+    @ddt.unpack
     @override_waffle_flag(UNIFIED_COURSE_TAB_FLAG, active=True)
-    def test_dates_tab_link_render(self, url_name):
+    @RELATIVE_DATES_FLAG.override(active=True)
+    def test_dates_tab_link_render(self, url_name, mfe_active):
         """ The dates tab link should only show for enrolled or staff users """
         course = create_course_run()
         html_elements = [
             'class="dates-tab-link"',
             'View all course dates</a>',
         ]
+        # The url should change based on the mfe being active.
+        if mfe_active:
+            html_elements.append('/course/' + str(course.id) + '/dates')
+        else:
+            html_elements.append('/courses/' + str(course.id) + '/dates')
         url = reverse(url_name, args=(course.id,))
 
         def assert_html_elements(assert_function, user):
             self.client.login(username=user.username, password=TEST_PASSWORD)
-            response = self.client.get(url, follow=True)
+            if mfe_active:
+                with COURSE_HOME_MICROFRONTEND.override(active=True), \
+                     COURSE_HOME_MICROFRONTEND_DATES_TAB.override(active=True):
+                    response = self.client.get(url, follow=True)
+            else:
+                response = self.client.get(url, follow=True)
             for html in html_elements:
                 assert_function(response, html)
             self.client.logout()
@@ -809,6 +825,7 @@ class TestDateAlerts(SharedModuleStoreTestCase):
 
 @ddt.ddt
 class TestScheduleOverrides(SharedModuleStoreTestCase):
+    """ Tests for Schedule Overrides """
 
     def setUp(self):
         super(TestScheduleOverrides, self).setUp()
@@ -833,6 +850,7 @@ class TestScheduleOverrides(SharedModuleStoreTestCase):
         self._check_text(block)
 
     def _check_text(self, upgrade_date_summary):
+        """ Validates the text on an upgrade_date_summary """
         self.assertEqual(upgrade_date_summary.title, 'Upgrade to Verified Certificate')
         self.assertEqual(
             upgrade_date_summary.description,

openedx/features/course_experience/templates/course_experience/course-dates-fragment.html

@@ -13,7 +13,7 @@ from django.utils.translation import ugettext as _
     % for course_date_block in course_date_blocks:
         <%include file="dates-summary.html" args="course_date=course_date_block" />
     % endfor
-    % if user_enrolled:
+    % if dates_tab_enabled:
         <div class="dates-tab-link">
             <a href="${dates_tab_link}">View all course dates</a>
         </div>

openedx/features/course_experience/views/course_dates.py

@@ -12,6 +12,9 @@ from web_fragments.fragment import Fragment
 
 from lms.djangoapps.courseware.access import has_access
 from lms.djangoapps.courseware.courses import get_course_date_blocks, get_course_with_access
+from lms.djangoapps.courseware.tabs import DatesTab
+from lms.djangoapps.course_home_api.toggles import course_home_mfe_dates_tab_is_active
+from lms.djangoapps.course_home_api.utils import get_microfrontend_url
 from openedx.core.djangoapps.plugin_api.views import EdxFragmentView
 from student.models import CourseEnrollment
 
@@ -29,16 +32,17 @@ class CourseDatesFragmentView(EdxFragmentView):
         course_key = CourseKey.from_string(course_id)
         course = get_course_with_access(request.user, 'load', course_key, check_if_enrolled=False)
         course_date_blocks = get_course_date_blocks(course, request.user, request, num_assignments=1)
-        # We will use this boolean to gate if we show a link to the dates tab. This same logic
-        # dictates if we show the tab at all.
-        user_enrolled = (request.user and request.user.is_authenticated and
-                         (bool(CourseEnrollment.is_enrolled(request.user, course.id) or
-                               has_access(request.user, 'staff', course, course.id))))
+
+        dates_tab_enabled = DatesTab.is_enabled(course, request.user)
+        if course_home_mfe_dates_tab_is_active(course_key):
+            dates_tab_link = get_microfrontend_url(course_key=course.id, view_name='dates')
+        else:
+            dates_tab_link = reverse('dates', args=[course.id])
 
         context = {
             'course_date_blocks': [block for block in course_date_blocks if block.title != 'current_datetime'],
-            'dates_tab_link': reverse('dates', args=[course.id]),
-            'user_enrolled': user_enrolled,
+            'dates_tab_link': dates_tab_link,
+            'dates_tab_enabled': dates_tab_enabled,
         }
         html = render_to_string(self.template_name, context)
         dates_fragment = Fragment(html)