feat: add discussion settings to course index api (#34174)

cms/djangoapps/contentstore/rest_api/v1/serializers/course_index.py

@@ -20,6 +20,7 @@ class CourseIndexSerializer(serializers.Serializer):
     deprecated_blocks_info = serializers.DictField()
     discussions_incontext_feedback_url = serializers.CharField()
     discussions_incontext_learnmore_url = serializers.CharField()
+    discussions_settings = serializers.DictField()
     initial_state = InitialIndexStateSerializer()
     initial_user_clipboard = serializers.DictField()
     language_code = serializers.CharField()
@@ -29,4 +30,5 @@ class CourseIndexSerializer(serializers.Serializer):
     proctoring_errors = ProctoringErrorListSerializer(many=True)
     reindex_link = serializers.CharField()
     rerun_notification_id = serializers.IntegerField()
+    advance_settings_url = serializers.CharField()
     is_custom_relative_dates_active = serializers.BooleanField()

cms/djangoapps/contentstore/rest_api/v1/views/tests/test_course_index.py

@@ -77,7 +77,13 @@ class CourseIndexViewTest(CourseTestCase, PermissionAccessMixin):
             "notification_dismiss_url": None,
             "proctoring_errors": [],
             "reindex_link": f"/course/{self.course.id}/search_reindex",
-            "rerun_notification_id": None
+            "rerun_notification_id": None,
+            "discussions_settings": {
+                "enable_in_context": True,
+                "enable_graded_units": False,
+                "unit_level_visibility": True,
+            },
+            "advance_settings_url": f"/settings/advanced/{self.course.id}",
         }
 
         self.assertEqual(response.status_code, status.HTTP_200_OK)
@@ -117,7 +123,13 @@ class CourseIndexViewTest(CourseTestCase, PermissionAccessMixin):
             "notification_dismiss_url": None,
             "proctoring_errors": [],
             "reindex_link": f"/course/{self.course.id}/search_reindex",
-            "rerun_notification_id": None
+            "rerun_notification_id": None,
+            "discussions_settings": {
+                "enable_in_context": True,
+                "enable_graded_units": False,
+                "unit_level_visibility": True,
+            },
+            "advance_settings_url": f"/settings/advanced/{self.course.id}",
         }
 
         self.assertEqual(response.status_code, status.HTTP_200_OK)

cms/djangoapps/contentstore/utils.py

@@ -1760,6 +1760,7 @@ def _get_course_index_context(request, course_key, course_block):
     course_index_context = {
         'language_code': request.LANGUAGE_CODE,
         'context_course': course_block,
+        'discussions_settings': course_block.discussions_settings,
         'lms_link': lms_link,
         'sections': sections,
         'course_structure': course_structure,