refactor: [AXIMST-676] change block type to 'lock' if it has a prereq…

…uisite

lms/djangoapps/course_home_api/outline/serializers.py

@@ -43,8 +43,8 @@ def get_blocks(self, block):  # pylint: disable=missing-function-docstring
             description = block['special_exam_info'].get('short_description')
             icon = block['special_exam_info'].get('suggested_icon', 'fa-pencil-square-o')
 
-        if self.context.get('display_block_prerequisite_icon', False) and block.get('accessible') is False:
-            icon = 'lock'
+        if self.context.get('enable_prerequisite_block_type', False) and block.get('accessible') is False:
+            block_type = 'lock'
 
         serialized = {
             block_key: {

lms/djangoapps/course_home_api/outline/tests/test_view.py

@@ -624,12 +624,12 @@ def test_assignment(self):
 
         exam_data = response.data['blocks'][str(self.sequential.location)]
         assert exam_data['display_name'] == 'Test (1 Question)'
-        assert exam_data['icon'] == 'lock'
+        assert exam_data['icon'] == 'fa-pencil-square-o'
         assert str(self.vertical.location) in exam_data['children']
 
         ungraded_data = response.data['blocks'][str(self.ungraded_sequential.location)]
         assert ungraded_data['display_name'] == 'Ungraded'
-        assert ungraded_data['icon'] == 'lock'
+        assert ungraded_data['icon'] is None
         assert str(self.ungraded_vertical.location) in ungraded_data['children']
 
     @override_waffle_flag(COURSE_ENABLE_UNENROLLED_ACCESS_FLAG, active=True)
@@ -669,7 +669,7 @@ def test_hide_learning_sequences(self):
         assert response.status_code == 200
 
         blocks = response.data['blocks']
-        seq_block_id = next(block_id for block_id, block in blocks.items() if block['type'] == 'sequential')
+        seq_block_id = next(block_id for block_id, block in blocks.items() if block['type'] in ('sequential', 'lock'))
 
         # With a course outline loaded, the same sequence is removed.
         new_learning_seq_outline = CourseOutlineData(

lms/djangoapps/course_home_api/outline/views.py

@@ -463,7 +463,7 @@ def get(self, request, *args, **kwargs):
         context.update({
             'include_vertical': True,
             'extra_fields': ['special_exam_info',],
-            'display_block_prerequisite_icon': True,
+            'enable_prerequisite_block_type': True,
         })
 
         serializer = self.get_serializer_class()(course_blocks, context=context)