fix: do not reload multiple tabs on block save (backport #2600) (#2704)

This handles loading errors when opening the course unit page via direct link as an unauthorized user.

Co-authored-by: Ihor Romaniuk <ihor.romaniuk@raccoongang.com>

src/course-libraries/CourseLibraries.test.tsx

@@ -82,7 +82,7 @@ describe('<CourseLibraries />', () => {
     expect(reviewTab).toHaveAttribute('aria-selected', 'true');
 
     userEvent.click(allTab);
-    const alert = await screen.findByRole('alert');
+    const alert = (await screen.findAllByRole('alert'))[0];
     expect(await within(alert).findByText(
       '5 library components are out of sync. Review updates to accept or ignore changes',
     )).toBeInTheDocument();
@@ -105,7 +105,7 @@ describe('<CourseLibraries />', () => {
     userEvent.click(allTab);
     expect(allTab).toHaveAttribute('aria-selected', 'true');
 
-    const alert = await screen.findByRole('alert');
+    const alert = (await screen.findAllByRole('alert'))[0];
     expect(await within(alert).findByText(
       '5 library components are out of sync. Review updates to accept or ignore changes',
     )).toBeInTheDocument();
@@ -133,7 +133,7 @@ describe('<CourseLibraries />', () => {
     expect(reviewTab).toHaveAttribute('aria-selected', 'true');
 
     userEvent.click(allTab);
-    const alert = await screen.findByRole('alert');
+    const alert = (await screen.findAllByRole('alert'))[0];
     expect(await within(alert).findByText(
       '5 library components are out of sync. Review updates to accept or ignore changes',
     )).toBeInTheDocument();
@@ -156,7 +156,7 @@ describe('<CourseLibraries />', () => {
 
     screen.logTestingPlaygroundURL();
 
-    expect(screen.queryByRole('alert')).not.toBeInTheDocument();
+    expect(screen.queryAllByRole('alert').length).toEqual(1);
   });
 });
 

src/course-libraries/CourseLibraries.tsx

@@ -17,7 +17,7 @@ import {
   Tabs,
 } from '@openedx/paragon';
 import {
-  Cached, CheckCircle, Launch, Loop,
+  Cached, CheckCircle, Launch, Loop, Info,
 } from '@openedx/paragon/icons';
 
 import sumBy from 'lodash/sumBy';
@@ -33,6 +33,7 @@ import { useStudioHome } from '../studio-home/hooks';
 import NewsstandIcon from '../generic/NewsstandIcon';
 import ReviewTabContent from './ReviewTabContent';
 import { OutOfSyncAlert } from './OutOfSyncAlert';
+import AlertMessage from '../generic/alert-message';
 
 interface Props {
   courseId: string;
@@ -199,6 +200,12 @@ export const CourseLibraries: React.FC<Props> = ({ courseId }) => {
           showAlert={showReviewAlert && tabKey === CourseLibraryTabs.all}
           setShowAlert={setShowReviewAlert}
         />
+        { /* TODO: Remove this alert after implement container in this page */}
+        <AlertMessage
+          title={intl.formatMessage(messages.unitsUpdatesWarning)}
+          icon={Info}
+          variant="info"
+        />
         <SubHeader
           title={intl.formatMessage(messages.headingTitle)}
           subtitle={intl.formatMessage(messages.headingSubtitle)}

src/course-libraries/messages.ts

@@ -116,6 +116,11 @@ const messages = defineMessages({
     defaultMessage: 'Something went wrong! Could not fetch results.',
     description: 'Generic error message displayed when fetching link data fails.',
   },
+  unitsUpdatesWarning: {
+    id: 'course-authoring.course-libraries.home-tab.warning.units',
+    defaultMessage: 'Currently this page only tracks component updates. To check for unit updates, go to your Course Outline.',
+    description: 'Warning message shown in library sync page about units updates.',
+  },
 });
 
 export default messages;

src/course-outline/card-header/CardHeader.jsx

@@ -1,6 +1,7 @@
 // @ts-check
 import React, { useEffect, useRef, useState } from 'react';
 import PropTypes from 'prop-types';
+import classNames from 'classnames';
 import { getConfig } from '@edx/frontend-platform';
 import { useIntl } from '@edx/frontend-platform/i18n';
 import { useSearchParams } from 'react-router-dom';
@@ -10,6 +11,7 @@ import {
   Hyperlink,
   Icon,
   IconButton,
+  IconButtonWithTooltip,
   useToggle,
 } from '@openedx/paragon';
 import {
@@ -133,19 +135,24 @@ const CardHeader = ({
         ) : (
           <>
             {titleComponent}
-            {readyToSync && (
+            <IconButtonWithTooltip
-              <IconButton
+              className={classNames(
-                className="item-card-button-icon"
+                'item-card-button-icon',
-                data-testid={`${namePrefix}-sync-button`}
+                {
-                alt={intl.formatMessage(messages.readyToSyncButtonAlt)}
+                  'item-card-button-icon-disabled': isDisabledEditField,
-                iconAs={SyncIcon}
+                },
-                onClick={onClickSync}
+              )}
-              />
-            )}
-            <IconButton
-              className="item-card-button-icon"
               data-testid={`${namePrefix}-edit-button`}
-              alt={intl.formatMessage(messages.altButtonEdit)}
+              alt={intl.formatMessage(
+                isDisabledEditField ? messages.cannotEditTooltip : messages.altButtonRename,
+              )}
+              tooltipContent={(
+                <div>
+                  {intl.formatMessage(
+                    isDisabledEditField ? messages.cannotEditTooltip : messages.altButtonRename,
+                  )}
+                </div>
+              )}
               iconAs={EditIcon}
               onClick={onClickEdit}
               // @ts-ignore
@@ -161,6 +168,15 @@ const CardHeader = ({
             <TagCount count={contentTagCount} onClick={openManageTagsDrawer} />
           )}
           {extraActionsComponent}
+          {readyToSync && (
+            <IconButtonWithTooltip
+              data-testid={`${namePrefix}-sync-button`}
+              alt={intl.formatMessage(messages.readyToSyncButtonAlt)}
+              iconAs={SyncIcon}
+              tooltipContent={<div>{intl.formatMessage(messages.readyToSyncButtonAlt)}</div>}
+              onClick={onClickSync}
+            />
+          )}
           <Dropdown data-testid={`${namePrefix}-card-header__menu`} onClick={onClickMenuButton}>
             <Dropdown.Toggle
               className="item-card-header__menu"

src/course-outline/card-header/CardHeader.scss

@@ -25,6 +25,12 @@
   &:hover {
     .item-card-button-icon {
       opacity: 1;
+
+      &.item-card-button-icon-disabled {
+        pointer-events: all;
+        opacity: .5;
+        cursor: default;
+      }
     }
   }
 }

src/course-outline/card-header/messages.js

@@ -29,9 +29,9 @@ const messages = defineMessages({
     id: 'course-authoring.course-outline.card.status-badge.draft-unpublished-changes',
     defaultMessage: 'Draft (Unpublished changes)',
   },
-  altButtonEdit: {
+  altButtonRename: {
     id: 'course-authoring.course-outline.card.button.edit.alt',
-    defaultMessage: 'Edit',
+    defaultMessage: 'Rename',
   },
   menuPublish: {
     id: 'course-authoring.course-outline.card.menu.publish',
@@ -82,6 +82,11 @@ const messages = defineMessages({
     defaultMessage: 'Update available - click to sync',
     description: 'Alt text for the sync icon button.',
   },
+  cannotEditTooltip: {
+    id: 'course-authoring.course-outline.card.button.edit.disable.tooltip',
+    defaultMessage: 'This object was added from a library, so it cannot be edited.',
+    description: 'Tooltip text of button when the object was added from a library.',
+  },
 });
 
 export default messages;

src/course-outline/unit-card/UnitCard.test.jsx

@@ -176,7 +176,7 @@ describe('<UnitCard />', () => {
 
     // Should open compare preview modal
     expect(screen.getByRole('heading', { name: /preview changes: unit name/i })).toBeInTheDocument();
-    expect(screen.getByText('Preview not available')).toBeInTheDocument();
+    expect(screen.getByText('Preview not available for unit changes at this time')).toBeInTheDocument();
 
     // Click on accept changes
     const acceptChangesButton = screen.getByText(/accept changes/i);
@@ -196,7 +196,7 @@ describe('<UnitCard />', () => {
 
     // Should open compare preview modal
     expect(screen.getByRole('heading', { name: /preview changes: unit name/i })).toBeInTheDocument();
-    expect(screen.getByText('Preview not available')).toBeInTheDocument();
+    expect(screen.getByText('Preview not available for unit changes at this time')).toBeInTheDocument();
 
     // Click on ignore changes
     const ignoreChangesButton = screen.getByRole('button', { name: /ignore changes/i });

src/course-unit/CourseUnit.test.jsx

@@ -17,7 +17,6 @@ import { cloneDeep, set } from 'lodash';
 
 import {
   getCourseSectionVerticalApiUrl,
-  getCourseUnitApiUrl,
   getCourseVerticalChildrenApiUrl,
   getCourseOutlineInfoUrl,
   getXBlockBaseApiUrl,
@@ -28,7 +27,6 @@ import {
   deleteUnitItemQuery,
   editCourseUnitVisibilityAndData,
   fetchCourseSectionVerticalData,
-  fetchCourseUnitQuery,
   fetchCourseVerticalChildrenData,
   getCourseOutlineInfoQuery,
   patchUnitItemQuery,
@@ -37,13 +35,12 @@ import initializeStore from '../store';
 import {
   courseCreateXblockMock,
   courseSectionVerticalMock,
-  courseUnitIndexMock,
   courseUnitMock,
   courseVerticalChildrenMock,
   clipboardMockResponse,
   courseOutlineInfoMock,
 } from './__mocks__';
-import { clipboardUnit, clipboardXBlock } from '../__mocks__';
+import { clipboardUnit } from '../__mocks__';
 import { executeThunk } from '../utils';
 import { IFRAME_FEATURE_POLICY } from '../constants';
 import pasteComponentMessages from '../generic/clipboard/paste-component/messages';
@@ -72,7 +69,8 @@ let store;
 let queryClient;
 const courseId = '123';
 const blockId = '567890';
-const unitDisplayName = courseUnitIndexMock.metadata.display_name;
+const sequenceId = 'block-v1:edX+DemoX+Demo_Course+type@sequential+block@19a30717eff543078a5d94ae9d6c18a5';
+const unitDisplayName = courseSectionVerticalMock.xblock_info.display_name;
 const mockedUsedNavigate = jest.fn();
 const userName = 'openedx';
 const handleConfigureSubmitMock = jest.fn();
@@ -90,7 +88,7 @@ const postXBlockBody = {
 
 jest.mock('react-router-dom', () => ({
   ...jest.requireActual('react-router-dom'),
-  useParams: () => ({ blockId }),
+  useParams: () => ({ blockId, sequenceId }),
   useNavigate: () => mockedUsedNavigate,
 }));
 
@@ -146,14 +144,10 @@ describe('<CourseUnit />', () => {
     axiosMock
       .onGet(getClipboardUrl())
       .reply(200, clipboardUnit);
-    axiosMock
-      .onGet(getCourseUnitApiUrl(courseId))
-      .reply(200, courseUnitIndexMock);
-    await executeThunk(fetchCourseUnitQuery(courseId), store.dispatch);
     axiosMock
       .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, courseSectionVerticalMock);
-    await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);
+    await executeThunk(fetchCourseSectionVerticalData(blockId, courseId), store.dispatch);
     axiosMock
       .onGet(getCourseVerticalChildrenApiUrl(blockId))
       .reply(200, courseVerticalChildrenMock);
@@ -168,8 +162,8 @@ describe('<CourseUnit />', () => {
 
   it('render CourseUnit component correctly', async () => {
     render(<RootWrapper />);
-    const currentSectionName = courseUnitIndexMock.ancestor_info.ancestors[1].display_name;
+    const currentSectionName = courseSectionVerticalMock.xblock_info.ancestor_info.ancestors[1].display_name;
-    const currentSubSectionName = courseUnitIndexMock.ancestor_info.ancestors[1].display_name;
+    const currentSubSectionName = courseSectionVerticalMock.xblock_info.ancestor_info.ancestors[1].display_name;
 
     await waitFor(() => {
       const unitHeaderTitle = screen.getByTestId('unit-header-title');
@@ -278,11 +272,14 @@ describe('<CourseUnit />', () => {
     });
 
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        has_changes: true,
+        xblock_info: {
-        published_by: userName,
+          ...courseSectionVerticalMock.xblock_info,
+          has_changes: true,
+          published_by: userName,
+        },
       });
 
     await waitFor(() => {
@@ -314,11 +311,14 @@ describe('<CourseUnit />', () => {
     });
 
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        has_changes: true,
+        xblock_info: {
-        published_by: userName,
+          ...courseSectionVerticalMock.xblock_info,
+          has_changes: true,
+          published_by: userName,
+        },
       });
 
     await waitFor(() => {
@@ -381,12 +381,15 @@ describe('<CourseUnit />', () => {
       })
       .reply(200, { dummy: 'value' });
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        visibility_state: UNIT_VISIBILITY_STATES.live,
+        xblock_info: {
-        has_changes: false,
+          ...courseSectionVerticalMock.xblock_info,
-        published_by: userName,
+          visibility_state: UNIT_VISIBILITY_STATES.live,
+          has_changes: false,
+          published_by: userName,
+        },
       });
     await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
 
@@ -395,7 +398,7 @@ describe('<CourseUnit />', () => {
       expect(screen.getByText(sidebarMessages.sidebarTitlePublishedAndLive.defaultMessage)).toBeInTheDocument();
       expect(screen.getByText(
         sidebarMessages.publishLastPublished.defaultMessage
-          .replace('{publishedOn}', courseUnitIndexMock.published_on)
+          .replace('{publishedOn}', courseSectionVerticalMock.xblock_info.published_on)
           .replace('{publishedBy}', userName),
       )).toBeInTheDocument();
       expect(screen.queryByRole('button', { name: sidebarMessages.actionButtonPublishTitle.defaultMessage })).not.toBeInTheDocument();
@@ -405,6 +408,9 @@ describe('<CourseUnit />', () => {
     axiosMock
       .onDelete(getXBlockBaseApiUrl(courseVerticalChildrenMock.children[0].block_id))
       .reply(200, { dummy: 'value' });
+    axiosMock
+      .onGet(getCourseSectionVerticalApiUrl(courseId))
+      .reply(200, courseSectionVerticalMock);
     await executeThunk(deleteUnitItemQuery(
       courseId,
       courseVerticalChildrenMock.children[0].block_id,
@@ -425,8 +431,8 @@ describe('<CourseUnit />', () => {
     await executeThunk(fetchCourseVerticalChildrenData(blockId), store.dispatch);
 
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
-      .reply(200, courseUnitIndexMock);
+      .reply(200, courseSectionVerticalMock);
     await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
 
     await waitFor(() => {
@@ -445,15 +451,15 @@ describe('<CourseUnit />', () => {
       expect(screen.getByText(sidebarMessages.visibilityCheckboxTitle.defaultMessage)).toBeInTheDocument();
       expect(screen.getByText(sidebarMessages.actionButtonPublishTitle.defaultMessage)).toBeInTheDocument();
       expect(screen.getByText(sidebarMessages.actionButtonDiscardChangesTitle.defaultMessage)).toBeInTheDocument();
-      expect(screen.getByText(courseUnitIndexMock.release_date)).toBeInTheDocument();
+      expect(screen.getByText(courseSectionVerticalMock.xblock_info.release_date)).toBeInTheDocument();
       expect(screen.getByText(
         sidebarMessages.publishInfoDraftSaved.defaultMessage
-          .replace('{editedOn}', courseUnitIndexMock.edited_on)
+          .replace('{editedOn}', courseSectionVerticalMock.xblock_info.edited_on)
-          .replace('{editedBy}', courseUnitIndexMock.edited_by),
+          .replace('{editedBy}', courseSectionVerticalMock.xblock_info.edited_by),
       )).toBeInTheDocument();
       expect(screen.getByText(
         sidebarMessages.releaseInfoWithSection.defaultMessage
-          .replace('{sectionName}', courseUnitIndexMock.release_date_from),
+          .replace('{sectionName}', courseSectionVerticalMock.xblock_info.release_date_from),
       )).toBeInTheDocument();
     });
   });
@@ -465,10 +471,6 @@ describe('<CourseUnit />', () => {
       id: courseVerticalChildrenMock.children[0].block_id,
     });
 
-    axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
-      .reply(200, courseUnitIndexMock);
-
     axiosMock
       .onPost(postXBlockBaseApiUrl({
         parent_locator: blockId,
@@ -518,12 +520,15 @@ describe('<CourseUnit />', () => {
       })
       .reply(200, { dummy: 'value' });
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        visibility_state: UNIT_VISIBILITY_STATES.live,
+        xblock_info: {
-        has_changes: false,
+          ...courseSectionVerticalMock.xblock_info,
-        published_by: userName,
+          visibility_state: UNIT_VISIBILITY_STATES.live,
+          has_changes: false,
+          published_by: userName,
+        },
       });
     await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
 
@@ -532,7 +537,7 @@ describe('<CourseUnit />', () => {
       expect(screen.getByText(sidebarMessages.sidebarTitlePublishedAndLive.defaultMessage)).toBeInTheDocument();
       expect(screen.getByText(
         sidebarMessages.publishLastPublished.defaultMessage
-          .replace('{publishedOn}', courseUnitIndexMock.published_on)
+          .replace('{publishedOn}', courseSectionVerticalMock.xblock_info.published_on)
           .replace('{publishedBy}', userName),
       )).toBeInTheDocument();
       expect(screen.queryByRole('button', { name: sidebarMessages.actionButtonPublishTitle.defaultMessage })).not.toBeInTheDocument();
@@ -540,8 +545,8 @@ describe('<CourseUnit />', () => {
     });
 
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
-      .reply(200, courseUnitIndexMock);
+      .reply(200, courseSectionVerticalMock);
     await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
 
     await waitFor(() => {
@@ -561,15 +566,15 @@ describe('<CourseUnit />', () => {
       expect(screen.getByText(sidebarMessages.visibilityCheckboxTitle.defaultMessage)).toBeInTheDocument();
       expect(screen.getByText(sidebarMessages.actionButtonPublishTitle.defaultMessage)).toBeInTheDocument();
       expect(screen.getByText(sidebarMessages.actionButtonDiscardChangesTitle.defaultMessage)).toBeInTheDocument();
-      expect(screen.getByText(courseUnitIndexMock.release_date)).toBeInTheDocument();
+      expect(screen.getByText(courseSectionVerticalMock.xblock_info.release_date)).toBeInTheDocument();
       expect(screen.getByText(
         sidebarMessages.publishInfoDraftSaved.defaultMessage
-          .replace('{editedOn}', courseUnitIndexMock.edited_on)
+          .replace('{editedOn}', courseSectionVerticalMock.xblock_info.edited_on)
-          .replace('{editedBy}', courseUnitIndexMock.edited_by),
+          .replace('{editedBy}', courseSectionVerticalMock.xblock_info.edited_by),
       )).toBeInTheDocument();
       expect(screen.getByText(
         sidebarMessages.releaseInfoWithSection.defaultMessage
-          .replace('{sectionName}', courseUnitIndexMock.release_date_from),
+          .replace('{sectionName}', courseSectionVerticalMock.xblock_info.release_date_from),
       )).toBeInTheDocument();
     });
   });
@@ -612,12 +617,15 @@ describe('<CourseUnit />', () => {
       }))
       .reply(200, { dummy: 'value' });
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        metadata: {
+        xblock_info: {
-          ...courseUnitIndexMock.metadata,
+          ...courseSectionVerticalMock.xblock_info,
-          display_name: newDisplayName,
+          metadata: {
+            ...courseSectionVerticalMock.xblock_info.metadata,
+            display_name: newDisplayName,
+          },
         },
       });
     axiosMock
@@ -690,12 +698,15 @@ describe('<CourseUnit />', () => {
       })
       .reply(200, { dummy: 'value' });
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        visibility_state: UNIT_VISIBILITY_STATES.live,
+        xblock_info: {
-        has_changes: false,
+          ...courseSectionVerticalMock.xblock_info,
-        published_by: userName,
+          visibility_state: UNIT_VISIBILITY_STATES.live,
+          has_changes: false,
+          published_by: userName,
+        },
       });
 
     await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
@@ -710,8 +721,8 @@ describe('<CourseUnit />', () => {
     });
 
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
-      .reply(200, courseUnitIndexMock);
+      .reply(200, courseSectionVerticalMock);
 
     await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
 
@@ -724,15 +735,15 @@ describe('<CourseUnit />', () => {
     expect(screen.getByText(sidebarMessages.visibilityCheckboxTitle.defaultMessage)).toBeInTheDocument();
     expect(screen.getByText(sidebarMessages.actionButtonPublishTitle.defaultMessage)).toBeInTheDocument();
     expect(screen.getByText(sidebarMessages.actionButtonDiscardChangesTitle.defaultMessage)).toBeInTheDocument();
-    expect(screen.getByText(courseUnitIndexMock.release_date)).toBeInTheDocument();
+    expect(screen.getByText(courseSectionVerticalMock.xblock_info.release_date)).toBeInTheDocument();
     expect(screen.getByText(
       sidebarMessages.publishInfoDraftSaved.defaultMessage
-        .replace('{editedOn}', courseUnitIndexMock.edited_on)
+        .replace('{editedOn}', courseSectionVerticalMock.xblock_info.edited_on)
-        .replace('{editedBy}', courseUnitIndexMock.edited_by),
+        .replace('{editedBy}', courseSectionVerticalMock.xblock_info.edited_by),
     )).toBeInTheDocument();
     expect(screen.getByText(
       sidebarMessages.releaseInfoWithSection.defaultMessage
-        .replace('{sectionName}', courseUnitIndexMock.release_date_from),
+        .replace('{sectionName}', courseSectionVerticalMock.xblock_info.release_date_from),
     )).toBeInTheDocument();
   });
 
@@ -794,12 +805,15 @@ describe('<CourseUnit />', () => {
         },
       }))
       .reply(200, { dummy: 'value' })
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        metadata: {
+        xblock_info: {
-          ...courseUnitIndexMock.metadata,
+          ...courseSectionVerticalMock.xblock_info,
-          display_name: newDisplayName,
+          metadata: {
+            ...courseSectionVerticalMock.xblock_info.metadata,
+            display_name: newDisplayName,
+          },
         },
       })
       .onGet(getCourseSectionVerticalApiUrl(blockId))
@@ -844,12 +858,15 @@ describe('<CourseUnit />', () => {
       })
       .reply(200, { dummy: 'value' });
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        visibility_state: UNIT_VISIBILITY_STATES.live,
+        xblock_info: {
-        has_changes: false,
+          ...courseSectionVerticalMock.xblock_info,
-        published_by: userName,
+          visibility_state: UNIT_VISIBILITY_STATES.live,
+          has_changes: false,
+          published_by: userName,
+        },
       });
 
     await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
@@ -861,7 +878,7 @@ describe('<CourseUnit />', () => {
 
     expect(screen.getByText(
       sidebarMessages.publishLastPublished.defaultMessage
-        .replace('{publishedOn}', courseUnitIndexMock.published_on)
+        .replace('{publishedOn}', courseSectionVerticalMock.xblock_info.published_on)
         .replace('{publishedBy}', userName),
     )).toBeInTheDocument();
     expect(screen.queryByRole('button', { name: sidebarMessages.actionButtonPublishTitle.defaultMessage })).not.toBeInTheDocument();
@@ -874,8 +891,8 @@ describe('<CourseUnit />', () => {
     userEvent.click(videoButton);
 
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
-      .reply(200, courseUnitIndexMock);
+      .reply(200, courseSectionVerticalMock);
 
     await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
 
@@ -888,15 +905,15 @@ describe('<CourseUnit />', () => {
     expect(screen.getByText(sidebarMessages.visibilityCheckboxTitle.defaultMessage)).toBeInTheDocument();
     expect(screen.getByText(sidebarMessages.actionButtonPublishTitle.defaultMessage)).toBeInTheDocument();
     expect(screen.getByText(sidebarMessages.actionButtonDiscardChangesTitle.defaultMessage)).toBeInTheDocument();
-    expect(screen.getByText(courseUnitIndexMock.release_date)).toBeInTheDocument();
+    expect(screen.getByText(courseSectionVerticalMock.xblock_info.release_date)).toBeInTheDocument();
     expect(screen.getByText(
       sidebarMessages.publishInfoDraftSaved.defaultMessage
-        .replace('{editedOn}', courseUnitIndexMock.edited_on)
+        .replace('{editedOn}', courseSectionVerticalMock.xblock_info.edited_on)
-        .replace('{editedBy}', courseUnitIndexMock.edited_by),
+        .replace('{editedBy}', courseSectionVerticalMock.xblock_info.edited_by),
     )).toBeInTheDocument();
     expect(screen.getByText(
       sidebarMessages.releaseInfoWithSection.defaultMessage
-        .replace('{sectionName}', courseUnitIndexMock.release_date_from),
+        .replace('{sectionName}', courseSectionVerticalMock.xblock_info.release_date_from),
     )).toBeInTheDocument();
     expect(screen.getByRole('heading', { name: /add video to your course/i, hidden: true })).toBeInTheDocument();
     waffleSpy.mockRestore();
@@ -918,12 +935,15 @@ describe('<CourseUnit />', () => {
       })
       .reply(200, { dummy: 'value' });
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        visibility_state: UNIT_VISIBILITY_STATES.live,
+        xblock_info: {
-        has_changes: false,
+          ...courseSectionVerticalMock.xblock_info,
-        published_by: userName,
+          visibility_state: UNIT_VISIBILITY_STATES.live,
+          has_changes: false,
+          published_by: userName,
+        },
       });
 
     await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
@@ -933,7 +953,7 @@ describe('<CourseUnit />', () => {
       expect(screen.getByText(sidebarMessages.sidebarTitlePublishedAndLive.defaultMessage)).toBeInTheDocument();
       expect(screen.getByText(
         sidebarMessages.publishLastPublished.defaultMessage
-          .replace('{publishedOn}', courseUnitIndexMock.published_on)
+          .replace('{publishedOn}', courseSectionVerticalMock.xblock_info.published_on)
           .replace('{publishedBy}', userName),
       )).toBeInTheDocument();
       expect(screen.queryByRole('button', { name: sidebarMessages.actionButtonPublishTitle.defaultMessage })).not.toBeInTheDocument();
@@ -953,8 +973,8 @@ describe('<CourseUnit />', () => {
     */
 
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
-      .reply(200, courseUnitIndexMock);
+      .reply(200, courseSectionVerticalMock);
 
     await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
 
@@ -967,15 +987,15 @@ describe('<CourseUnit />', () => {
     expect(screen.getByText(sidebarMessages.visibilityCheckboxTitle.defaultMessage)).toBeInTheDocument();
     expect(screen.getByText(sidebarMessages.actionButtonPublishTitle.defaultMessage)).toBeInTheDocument();
     expect(screen.getByText(sidebarMessages.actionButtonDiscardChangesTitle.defaultMessage)).toBeInTheDocument();
-    expect(screen.getByText(courseUnitIndexMock.release_date)).toBeInTheDocument();
+    expect(screen.getByText(courseSectionVerticalMock.xblock_info.release_date)).toBeInTheDocument();
     expect(screen.getByText(
       sidebarMessages.publishInfoDraftSaved.defaultMessage
-        .replace('{editedOn}', courseUnitIndexMock.edited_on)
+        .replace('{editedOn}', courseSectionVerticalMock.xblock_info.edited_on)
-        .replace('{editedBy}', courseUnitIndexMock.edited_by),
+        .replace('{editedBy}', courseSectionVerticalMock.xblock_info.edited_by),
     )).toBeInTheDocument();
     expect(screen.getByText(
       sidebarMessages.releaseInfoWithSection.defaultMessage
-        .replace('{sectionName}', courseUnitIndexMock.release_date_from),
+        .replace('{sectionName}', courseSectionVerticalMock.xblock_info.release_date_from),
     )).toBeInTheDocument();
   });
 
@@ -991,22 +1011,22 @@ describe('<CourseUnit />', () => {
       expect(screen.getByText(sidebarMessages.visibilityCheckboxTitle.defaultMessage)).toBeInTheDocument();
       expect(screen.getByText(sidebarMessages.actionButtonPublishTitle.defaultMessage)).toBeInTheDocument();
       expect(screen.getByText(sidebarMessages.actionButtonDiscardChangesTitle.defaultMessage)).toBeInTheDocument();
-      expect(screen.getByText(courseUnitIndexMock.release_date)).toBeInTheDocument();
+      expect(screen.getByText(courseSectionVerticalMock.xblock_info.release_date)).toBeInTheDocument();
       expect(screen.getByText(
         sidebarMessages.publishInfoDraftSaved.defaultMessage
-          .replace('{editedOn}', courseUnitIndexMock.edited_on)
+          .replace('{editedOn}', courseSectionVerticalMock.xblock_info.edited_on)
-          .replace('{editedBy}', courseUnitIndexMock.edited_by),
+          .replace('{editedBy}', courseSectionVerticalMock.xblock_info.edited_by),
       )).toBeInTheDocument();
       expect(screen.getByText(
         sidebarMessages.releaseInfoWithSection.defaultMessage
-          .replace('{sectionName}', courseUnitIndexMock.release_date_from),
+          .replace('{sectionName}', courseSectionVerticalMock.xblock_info.release_date_from),
       )).toBeInTheDocument();
     });
   });
 
   it('renders course unit details in the sidebar', async () => {
     render(<RootWrapper />);
-    const courseUnitLocationId = extractCourseUnitId(courseUnitIndexMock.id);
+    const courseUnitLocationId = extractCourseUnitId(courseSectionVerticalMock.xblock_info.id);
 
     await waitFor(() => {
       expect(screen.getByText(sidebarMessages.sidebarHeaderUnitLocationTitle.defaultMessage)).toBeInTheDocument();
@@ -1033,13 +1053,16 @@ describe('<CourseUnit />', () => {
     render(<RootWrapper />);
 
     axiosMock
-      .onGet(getCourseUnitApiUrl(courseId))
+      .onGet(getCourseSectionVerticalApiUrl(courseId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        currently_visible_to_students: false,
+        xblock_info: {
+          ...courseSectionVerticalMock.xblock_info,
+          currently_visible_to_students: false,
+        },
       });
 
-    await executeThunk(fetchCourseUnitQuery(courseId), store.dispatch);
+    await executeThunk(fetchCourseSectionVerticalData(courseId), store.dispatch);
 
     await waitFor(() => {
       const alert = screen.queryAllByRole('alert').find(
@@ -1076,11 +1099,14 @@ describe('<CourseUnit />', () => {
       })
       .reply(200, { dummy: 'value' });
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        visibility_state: UNIT_VISIBILITY_STATES.staffOnly,
+        xblock_info: {
-        has_explicit_staff_lock: true,
+          ...courseSectionVerticalMock.xblock_info,
+          visibility_state: UNIT_VISIBILITY_STATES.staffOnly,
+          has_explicit_staff_lock: true,
+        },
       });
 
     await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.republish, true), store.dispatch);
@@ -1113,8 +1139,8 @@ describe('<CourseUnit />', () => {
       })
       .reply(200, { dummy: 'value' });
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
-      .reply(200, courseUnitIndexMock);
+      .reply(200, courseSectionVerticalMock);
 
     await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.republish, null), store.dispatch);
 
@@ -1143,12 +1169,15 @@ describe('<CourseUnit />', () => {
       })
       .reply(200, { dummy: 'value' });
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        visibility_state: UNIT_VISIBILITY_STATES.live,
+        xblock_info: {
-        has_changes: false,
+          ...courseSectionVerticalMock.xblock_info,
-        published_by: userName,
+          visibility_state: UNIT_VISIBILITY_STATES.live,
+          has_changes: false,
+          published_by: userName,
+        },
       });
 
     await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
@@ -1157,7 +1186,7 @@ describe('<CourseUnit />', () => {
       .getByText(sidebarMessages.sidebarTitlePublishedAndLive.defaultMessage)).toBeInTheDocument();
     expect(within(courseUnitSidebar).getByText(
       sidebarMessages.publishLastPublished.defaultMessage
-        .replace('{publishedOn}', courseUnitIndexMock.published_on)
+        .replace('{publishedOn}', courseSectionVerticalMock.xblock_info.published_on)
         .replace('{publishedBy}', userName),
     )).toBeInTheDocument();
     expect(publishBtn).not.toBeInTheDocument();
@@ -1199,9 +1228,14 @@ describe('<CourseUnit />', () => {
       })
       .reply(200, { dummy: 'value' });
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock, published: true, has_changes: false,
+        ...courseSectionVerticalMock,
+        xblock_info: {
+          ...courseSectionVerticalMock.xblock_info,
+          published: true,
+          has_changes: false,
+        },
       });
 
     await executeThunk(editCourseUnitVisibilityAndData(
@@ -1258,17 +1292,20 @@ describe('<CourseUnit />', () => {
     });
 
     axiosMock
-      .onPost(getXBlockBaseApiUrl(courseUnitIndexMock.id), {
+      .onPost(getXBlockBaseApiUrl(courseSectionVerticalMock.xblock_info.id), {
         publish: null,
         metadata: { visible_to_staff_only: true, group_access: { 50: [2] }, discussion_enabled: true },
       })
       .reply(200, { dummy: 'value' });
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
-      .replyOnce(200, {
+      .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        visibility_state: UNIT_VISIBILITY_STATES.staffOnly,
+        xblock_info: {
-        has_explicit_staff_lock: true,
+          ...courseSectionVerticalMock.xblock_info,
+          visibility_state: UNIT_VISIBILITY_STATES.staffOnly,
+          has_explicit_staff_lock: true,
+        },
       });
 
     const modalSaveBtn = within(configureModal)
@@ -1307,13 +1344,15 @@ describe('<CourseUnit />', () => {
       render(<RootWrapper />);
 
       axiosMock
-        .onGet(getCourseUnitApiUrl(courseId))
+        .onGet(getCourseSectionVerticalApiUrl(blockId))
         .reply(200, {
-          ...courseUnitIndexMock,
+          ...courseSectionVerticalMock,
-          enable_copy_paste_units: true,
+          xblock_info: {
+            ...courseSectionVerticalMock.xblock_info,
+            enable_copy_paste_units: true,
+          },
         });
 
-      await executeThunk(fetchCourseUnitQuery(courseId), store.dispatch);
       await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);
 
       userEvent.click(screen.getByRole('button', { name: sidebarMessages.actionButtonCopyUnitTitle.defaultMessage }));
@@ -1362,20 +1401,17 @@ describe('<CourseUnit />', () => {
       });
 
       axiosMock
-        .onGet(getClipboardUrl())
+        .onGet(getCourseSectionVerticalApiUrl(blockId))
-        .reply(200, clipboardXBlock);
-
-      axiosMock
-        .onGet(getCourseUnitApiUrl(courseId))
         .reply(200, {
-          ...courseUnitIndexMock,
+          ...courseSectionVerticalMock,
-          enable_copy_paste_units: true,
+          xblock_info: {
+            ...courseSectionVerticalMock.xblock_info,
+            enable_copy_paste_units: true,
+          },
         });
-      await executeThunk(fetchCourseUnitQuery(courseId), store.dispatch);
       await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);
 
       userEvent.click(screen.getByRole('button', { name: sidebarMessages.actionButtonCopyUnitTitle.defaultMessage }));
-      userEvent.click(screen.getByRole('button', { name: messages.pasteButtonText.defaultMessage }));
 
       await waitFor(() => {
         const iframe = screen.getByTitle(xblockContainerIframeMessages.xblockIframeTitle.defaultMessage);
@@ -1427,13 +1463,15 @@ describe('<CourseUnit />', () => {
       render(<RootWrapper />);
 
       axiosMock
-        .onGet(getCourseUnitApiUrl(courseId))
+        .onGet(getCourseSectionVerticalApiUrl(blockId))
         .reply(200, {
-          ...courseUnitIndexMock,
+          ...courseSectionVerticalMock,
-          enable_copy_paste_units: true,
+          xblock_info: {
+            ...courseSectionVerticalMock.xblock_info,
+            enable_copy_paste_units: true,
+          },
         });
 
-      await executeThunk(fetchCourseUnitQuery(courseId), store.dispatch);
       await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);
 
       userEvent.click(screen.getByRole('button', { name: sidebarMessages.actionButtonCopyUnitTitle.defaultMessage }));
@@ -1477,13 +1515,15 @@ describe('<CourseUnit />', () => {
       render(<RootWrapper />);
 
       axiosMock
-        .onGet(getCourseUnitApiUrl(courseId))
+        .onGet(getCourseSectionVerticalApiUrl(blockId))
         .reply(200, {
-          ...courseUnitIndexMock,
+          ...courseSectionVerticalMock,
-          enable_copy_paste_units: true,
+          xblock_info: {
+            ...courseSectionVerticalMock.xblock_info,
+            enable_copy_paste_units: true,
+          },
         });
 
-      await executeThunk(fetchCourseUnitQuery(courseId), store.dispatch);
       await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);
 
       userEvent.click(screen.getByRole('button', { name: sidebarMessages.actionButtonCopyUnitTitle.defaultMessage }));
@@ -1529,13 +1569,15 @@ describe('<CourseUnit />', () => {
       render(<RootWrapper />);
 
       axiosMock
-        .onGet(getCourseUnitApiUrl(courseId))
+        .onGet(getCourseSectionVerticalApiUrl(blockId))
         .reply(200, {
-          ...courseUnitIndexMock,
+          ...courseSectionVerticalMock,
-          enable_copy_paste_units: true,
+          xblock_info: {
+            ...courseSectionVerticalMock.xblock_info,
+            enable_copy_paste_units: true,
+          },
         });
 
-      await executeThunk(fetchCourseUnitQuery(courseId), store.dispatch);
       await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);
 
       userEvent.click(screen.getByRole('button', { name: sidebarMessages.actionButtonCopyUnitTitle.defaultMessage }));
@@ -1687,8 +1729,8 @@ describe('<CourseUnit />', () => {
         .reply(200, {});
 
       axiosMock
-        .onGet(getCourseUnitApiUrl(blockId))
+        .onGet(getCourseSectionVerticalApiUrl(blockId))
-        .reply(200, courseUnitIndexMock);
+        .reply(200, courseSectionVerticalMock);
 
       await screen.findByText(unitDisplayName);
 
@@ -1970,7 +2012,6 @@ describe('<CourseUnit />', () => {
 
   describe('Library Content page', () => {
     const newUnitId = '12345';
-    const sequenceId = courseSectionVerticalMock.subsection_location;
 
     beforeEach(async () => {
       axiosMock
@@ -1987,20 +2028,6 @@ describe('<CourseUnit />', () => {
           },
         });
       await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);
-      axiosMock
-        .onGet(getCourseUnitApiUrl(courseId))
-        .reply(200, {
-          ...courseUnitIndexMock,
-          category: 'library_content',
-          ancestor_info: {
-            ...courseUnitIndexMock.ancestor_info,
-            child_info: {
-              ...courseUnitIndexMock.ancestor_info.child_info,
-              category: 'library_content',
-            },
-          },
-        });
-      await executeThunk(fetchCourseUnitQuery(courseId), store.dispatch);
     });
 
     it('navigates to library content page on receive window event', async () => {
@@ -2020,8 +2047,8 @@ describe('<CourseUnit />', () => {
         findByTestId,
       } = render(<RootWrapper />);
 
-      const currentSectionName = courseUnitIndexMock.ancestor_info.ancestors[1].display_name;
+      const currentSectionName = courseSectionVerticalMock.xblock_info.ancestor_info.ancestors[1].display_name;
-      const currentSubSectionName = courseUnitIndexMock.ancestor_info.ancestors[1].display_name;
+      const currentSubSectionName = courseSectionVerticalMock.xblock_info.ancestor_info.ancestors[1].display_name;
 
       const unitHeaderTitle = await findByTestId('unit-header-title');
       await findByText(unitDisplayName);
@@ -2049,7 +2076,6 @@ describe('<CourseUnit />', () => {
 
   describe('Split Test Content page', () => {
     const newUnitId = '12345';
-    const sequenceId = courseSectionVerticalMock.subsection_location;
 
     beforeEach(async () => {
       axiosMock
@@ -2066,20 +2092,6 @@ describe('<CourseUnit />', () => {
           },
         });
       await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);
-      axiosMock
-        .onGet(getCourseUnitApiUrl(courseId))
-        .reply(200, {
-          ...courseUnitIndexMock,
-          category: 'split_test',
-          ancestor_info: {
-            ...courseUnitIndexMock.ancestor_info,
-            child_info: {
-              ...courseUnitIndexMock.ancestor_info.child_info,
-              category: 'split_test',
-            },
-          },
-        });
-      await executeThunk(fetchCourseUnitQuery(courseId), store.dispatch);
     });
 
     it('navigates to split test content page on receive window event', async () => {
@@ -2124,8 +2136,8 @@ describe('<CourseUnit />', () => {
     it('should render split test content page correctly', async () => {
       render(<RootWrapper />);
 
-      const currentSectionName = courseUnitIndexMock.ancestor_info.ancestors[1].display_name;
+      const currentSectionName = courseSectionVerticalMock.xblock_info.ancestor_info.ancestors[1].display_name;
-      const currentSubSectionName = courseUnitIndexMock.ancestor_info.ancestors[1].display_name;
+      const currentSubSectionName = courseSectionVerticalMock.xblock_info.ancestor_info.ancestors[1].display_name;
       const helpLinkUrl = 'https://edx.readthedocs.io/projects/open-edx-building-and-running-a-course/en/latest/developing_course/course_components.html#components-that-contain-other-components';
 
       waitFor(() => {
@@ -2210,10 +2222,6 @@ describe('<CourseUnit />', () => {
         ? { ...child, block_type: 'html' }
         : child));
 
-    axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
-      .reply(200, courseUnitIndexMock);
-
     axiosMock
       .onPost(postXBlockBaseApiUrl({
         parent_locator: blockId,
@@ -2251,15 +2259,19 @@ describe('<CourseUnit />', () => {
     render(<RootWrapper />);
 
     axiosMock
-      .onGet(getCourseUnitApiUrl(courseId))
+      .onGet(getCourseSectionVerticalApiUrl(courseId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        upstreamInfo: {
+        xblock_info: {
-          upstreamRef: 'lct:org:lib:unit:unit-1',
+          ...courseSectionVerticalMock.xblock_info,
-          upstreamLink: 'some-link',
+          upstreamInfo: {
+            ...courseSectionVerticalMock.xblock_info,
+            upstreamRef: 'lct:org:lib:unit:unit-1',
+            upstreamLink: 'some-link',
+          },
         },
       });
-    await executeThunk(fetchCourseUnitQuery(courseId), store.dispatch);
+    await executeThunk(fetchCourseSectionVerticalData(courseId), store.dispatch);
 
     expect(screen.getByText(/this unit can only be edited from the \./i)).toBeInTheDocument();
 

src/course-unit/__mocks__/courseUnitIndex.js

@@ -1,1126 +0,0 @@
-module.exports = {
-  id: 'block-v1:edX+DemoX+Demo_Course+type@vertical+block@867dddb6f55d410caaa9c1eb9c6743ec',
-  display_name: 'Getting Started',
-  category: 'vertical',
-  has_children: true,
-  edited_on: 'Jan 03, 2024 at 12:06 UTC',
-  published: true,
-  published_on: 'Dec 28, 2023 at 10:00 UTC',
-  studio_url: '/container/block-v1:edX+DemoX+Demo_Course+type@vertical+block@867dddb6f55d410caaa9c1eb9c6743ec',
-  released_to_students: true,
-  release_date: 'Feb 05, 2013 at 05:00 UTC',
-  visibility_state: 'needs_attention',
-  has_explicit_staff_lock: false,
-  start: '2013-02-05T05:00:00Z',
-  graded: false,
-  due_date: '',
-  due: null,
-  relative_weeks_due: null,
-  format: null,
-  course_graders: [
-    'Homework',
-    'Exam',
-  ],
-  has_changes: true,
-  actions: {
-    deletable: true,
-    draggable: true,
-    childAddable: true,
-    duplicable: true,
-  },
-  explanatory_message: null,
-  group_access: {},
-  user_partitions: [
-    {
-      id: 50,
-      name: 'Enrollment Track Groups',
-      scheme: 'enrollment_track',
-      groups: [
-        {
-          id: 2,
-          name: 'Verified Certificate',
-          selected: false,
-          deleted: false,
-        },
-        {
-          id: 1,
-          name: 'Audit',
-          selected: false,
-          deleted: false,
-        },
-      ],
-    },
-  ],
-  show_correctness: 'always',
-  discussion_enabled: true,
-  data: '',
-  metadata: {
-    display_name: 'Getting Started',
-    xml_attributes: {
-      filename: [
-        'vertical/867dddb6f55d410caaa9c1eb9c6743ec.xml',
-        'vertical/867dddb6f55d410caaa9c1eb9c6743ec.xml',
-      ],
-    },
-  },
-  ancestor_info: {
-    ancestors: [
-      {
-        id: 'block-v1:edX+DemoX+Demo_Course+type@sequential+block@19a30717eff543078a5d94ae9d6c18a5',
-        display_name: 'Lesson 1 - Getting Started',
-        category: 'sequential',
-        has_children: true,
-        edited_on: 'Jan 03, 2024 at 12:06 UTC',
-        published: true,
-        published_on: 'Dec 28, 2023 at 10:00 UTC',
-        studio_url: '/course/course-v1:edX+DemoX+Demo_Course?show=block-v1%3AedX%2BDemoX%2BDemo_Course%2Btype%40sequential%2Bblock%4019a30717eff543078a5d94ae9d6c18a5',
-        released_to_students: true,
-        release_date: 'Feb 05, 2013 at 05:00 UTC',
-        visibility_state: 'needs_attention',
-        has_explicit_staff_lock: false,
-        start: '2013-02-05T05:00:00Z',
-        graded: false,
-        due_date: '',
-        due: null,
-        relative_weeks_due: null,
-        format: null,
-        course_graders: [
-          'Homework',
-          'Exam',
-        ],
-        has_changes: null,
-        actions: {
-          deletable: true,
-          draggable: true,
-          childAddable: true,
-          duplicable: true,
-        },
-        explanatory_message: null,
-        group_access: {},
-        user_partitions: [
-          {
-            id: 50,
-            name: 'Enrollment Track Groups',
-            scheme: 'enrollment_track',
-            groups: [
-              {
-                id: 2,
-                name: 'Verified Certificate',
-                selected: false,
-                deleted: false,
-              },
-              {
-                id: 1,
-                name: 'Audit',
-                selected: false,
-                deleted: false,
-              },
-            ],
-          },
-        ],
-        show_correctness: 'always',
-        hide_after_due: false,
-        is_proctored_exam: false,
-        was_exam_ever_linked_with_external: false,
-        online_proctoring_rules: '',
-        is_practice_exam: false,
-        is_onboarding_exam: false,
-        is_time_limited: false,
-        exam_review_rules: '',
-        default_time_limit_minutes: null,
-        proctoring_exam_configuration_link: null,
-        supports_onboarding: false,
-        show_review_rules: true,
-        child_info: {
-          category: 'vertical',
-          display_name: 'Unit',
-          children: [
-            {
-              id: 'block-v1:edX+DemoX+Demo_Course+type@vertical+block@867dddb6f55d410caaa9c1eb9c6743ec',
-              display_name: 'Getting Started',
-              category: 'vertical',
-              has_children: true,
-              edited_on: 'Jan 03, 2024 at 12:06 UTC',
-              published: true,
-              published_on: 'Dec 28, 2023 at 10:00 UTC',
-              studio_url: '/container/block-v1:edX+DemoX+Demo_Course+type@vertical+block@867dddb6f55d410caaa9c1eb9c6743ec',
-              released_to_students: true,
-              release_date: 'Feb 05, 2013 at 05:00 UTC',
-              visibility_state: 'needs_attention',
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-                id: 2,
-                name: 'Verified Certificate',
-                selected: false,
-                deleted: false,
-              },
-              {
-                id: 1,
-                name: 'Audit',
-                selected: false,
-                deleted: false,
-              },
-            ],
-          },
-        ],
-        show_correctness: 'always',
-        highlights: [],
-        highlights_enabled: true,
-        highlights_preview_only: false,
-        highlights_doc_url: 'https://docs.openedx.org/en/latest/educators/how-tos/course_development/manage_course_highlight_emails.html',
-        ancestor_has_staff_lock: false,
-        user_partition_info: {
-          selectable_partitions: [
-            {
-              id: 50,
-              name: 'Enrollment Track Groups',
-              scheme: 'enrollment_track',
-              groups: [
-                {
-                  id: 2,
-                  name: 'Verified Certificate',
-                  selected: false,
-                  deleted: false,
-                },
-                {
-                  id: 1,
-                  name: 'Audit',
-                  selected: false,
-                  deleted: false,
-                },
-              ],
-            },
-          ],
-          selected_partition_index: -1,
-          selected_groups_label: '',
-        },
-      },
-      {
-        id: 'block-v1:edX+DemoX+Demo_Course+type@course+block@course',
-        display_name: 'Demonstration Course',
-        category: 'course',
-        has_children: true,
-        unit_level_discussions: false,
-        edited_on: 'Jan 03, 2024 at 12:06 UTC',
-        published: true,
-        published_on: 'Jan 03, 2024 at 08:57 UTC',
-        studio_url: '/course/course-v1:edX+DemoX+Demo_Course',
-        released_to_students: true,
-        release_date: 'Feb 05, 2013 at 05:00 UTC',
-        visibility_state: null,
-        has_explicit_staff_lock: false,
-        start: '2013-02-05T05:00:00Z',
-        graded: false,
-        due_date: '',
-        due: null,
-        relative_weeks_due: null,
-        format: null,
-        course_graders: [
-          'Homework',
-          'Exam',
-        ],
-        has_changes: null,
-        actions: {
-          deletable: true,
-          draggable: true,
-          childAddable: true,
-          duplicable: true,
-        },
-        explanatory_message: null,
-        group_access: {},
-        user_partitions: [
-          {
-            id: 50,
-            name: 'Enrollment Track Groups',
-            scheme: 'enrollment_track',
-            groups: [
-              {
-                id: 2,
-                name: 'Verified Certificate',
-                selected: false,
-                deleted: false,
-              },
-              {
-                id: 1,
-                name: 'Audit',
-                selected: false,
-                deleted: false,
-              },
-            ],
-          },
-        ],
-        show_correctness: 'always',
-        highlights_enabled_for_messaging: false,
-        highlights_enabled: true,
-        highlights_preview_only: false,
-        highlights_doc_url: 'https://docs.openedx.org/en/latest/educators/how-tos/course_development/manage_course_highlight_emails.html',
-        enable_proctored_exams: false,
-        create_zendesk_tickets: true,
-        enable_timed_exams: true,
-        ancestor_has_staff_lock: false,
-        user_partition_info: {
-          selectable_partitions: [
-            {
-              id: 50,
-              name: 'Enrollment Track Groups',
-              scheme: 'enrollment_track',
-              groups: [
-                {
-                  id: 2,
-                  name: 'Verified Certificate',
-                  selected: false,
-                  deleted: false,
-                },
-                {
-                  id: 1,
-                  name: 'Audit',
-                  selected: false,
-                  deleted: false,
-                },
-              ],
-            },
-          ],
-          selected_partition_index: -1,
-          selected_groups_label: '',
-        },
-      },
-    ],
-  },
-  ancestor_has_staff_lock: false,
-  user_partition_info: {
-    selectable_partitions: [
-      {
-        id: 50,
-        name: 'Enrollment Track Groups',
-        scheme: 'enrollment_track',
-        groups: [
-          {
-            id: 2,
-            name: 'Verified Certificate',
-            selected: false,
-            deleted: false,
-          },
-          {
-            id: 1,
-            name: 'Audit',
-            selected: false,
-            deleted: false,
-          },
-        ],
-      },
-    ],
-    selected_partition_index: -1,
-    selected_groups_label: '',
-  },
-  enable_copy_paste_units: false,
-  edited_by: 'edx',
-  published_by: null,
-  currently_visible_to_students: true,
-  has_partition_group_components: false,
-  release_date_from: 'Section "Example Week 1: Getting Started"',
-  staff_lock_from: null,
-  upstreamInfo: {
-    upstreamLink: undefined,
-  },
-};

src/course-unit/__mocks__/index.js

@@ -1,4 +1,3 @@
-export { default as courseUnitIndexMock } from './courseUnitIndex';
 export { default as courseSectionVerticalMock } from './courseSectionVertical';
 export { default as courseUnitMock } from './courseUnit';
 export { default as courseCreateXblockMock } from './courseCreateXblock';

src/course-unit/breadcrumbs/Breadcrumbs.test.tsx

@@ -5,11 +5,11 @@ import {
 } from '../../testUtils';
 
 import { executeThunk } from '../../utils';
-import { getCourseSectionVerticalApiUrl, getCourseUnitApiUrl } from '../data/api';
+import { getCourseSectionVerticalApiUrl } from '../data/api';
 import { getApiWaffleFlagsUrl } from '../../data/api';
 import { fetchWaffleFlags } from '../../data/thunks';
-import { fetchCourseSectionVerticalData, fetchCourseUnitQuery } from '../data/thunk';
+import { fetchCourseSectionVerticalData } from '../data/thunk';
-import { courseSectionVerticalMock, courseUnitIndexMock } from '../__mocks__';
+import { courseSectionVerticalMock } from '../__mocks__';
 import Breadcrumbs from './Breadcrumbs';
 
 let axiosMock;
@@ -43,9 +43,9 @@ describe('<Breadcrumbs />', () => {
     reduxStore = mocks.reduxStore;
 
     axiosMock
-      .onGet(getCourseUnitApiUrl(courseId))
+      .onGet(getCourseSectionVerticalApiUrl(courseId))
-      .reply(200, courseUnitIndexMock);
+      .reply(200, courseSectionVerticalMock);
-    await executeThunk(fetchCourseUnitQuery(courseId), reduxStore.dispatch);
+    await executeThunk(fetchCourseSectionVerticalData(courseId), reduxStore.dispatch);
     axiosMock
       .onGet(getCourseSectionVerticalApiUrl(courseId))
       .reply(200, courseSectionVerticalMock);

src/course-unit/course-sequence/sequence-navigation/SequenceNavigation.jsx

@@ -35,7 +35,7 @@ const SequenceNavigation = ({
 
   const shouldDisplayNotificationTriggerInSequence = useWindowSize().width < breakpoints.small.minWidth;
   const renderUnitButtons = () => {
-    if (sequence?.unitIds?.length === 0 || unitId === null) {
+    if (sequence.unitIds.length === 0 || unitId === null) {
       return (
         <div style={{ flexBasis: '100%', minWidth: 0, borderBottom: 'solid 1px #EAEAEA' }} />
       );

src/course-unit/data/api.js

@@ -7,7 +7,6 @@ import { isUnitReadOnly, normalizeCourseSectionVerticalData, updateXBlockBlockId
 
 const getStudioBaseUrl = () => getConfig().STUDIO_BASE_URL;
 
-export const getCourseUnitApiUrl = (itemId) => `${getStudioBaseUrl()}/xblock/container/${itemId}`;
 export const getXBlockBaseApiUrl = (itemId) => `${getStudioBaseUrl()}/xblock/${itemId}`;
 export const getCourseSectionVerticalApiUrl = (itemId) => `${getStudioBaseUrl()}/api/contentstore/v1/container_handler/${itemId}`;
 export const getCourseVerticalChildrenApiUrl = (itemId) => `${getStudioBaseUrl()}/api/contentstore/v1/container/vertical/${itemId}/children`;
@@ -15,20 +14,6 @@ export const getCourseOutlineInfoUrl = (courseId) => `${getStudioBaseUrl()}/cour
 export const postXBlockBaseApiUrl = () => `${getStudioBaseUrl()}/xblock/`;
 export const libraryBlockChangesUrl = (blockId) => `${getStudioBaseUrl()}/api/contentstore/v2/downstreams/${blockId}/sync`;
 
-/**
- * Get course unit.
- * @param {string} unitId
- * @returns {Promise<Object>}
- */
-export async function getCourseUnitData(unitId) {
-  const { data } = await getAuthenticatedHttpClient()
-    .get(getCourseUnitApiUrl(unitId));
-
-  const result = camelCaseObject(data);
-  result.readOnly = isUnitReadOnly(result);
-  return result;
-}
-
 /**
  * Edit course unit display name.
  * @param {string} unitId
@@ -47,15 +32,18 @@ export async function editUnitDisplayName(unitId, displayName) {
 }
 
 /**
- * Get an object containing course section vertical data.
+ * Fetch vertical block data from the container_handler endpoint.
  * @param {string} unitId
  * @returns {Promise<Object>}
  */
-export async function getCourseSectionVerticalData(unitId) {
+export async function getVerticalData(unitId) {
   const { data } = await getAuthenticatedHttpClient()
     .get(getCourseSectionVerticalApiUrl(unitId));
 
-  return normalizeCourseSectionVerticalData(data);
+  const courseSectionVerticalData = normalizeCourseSectionVerticalData(data);
+  courseSectionVerticalData.xblockInfo.readOnly = isUnitReadOnly(courseSectionVerticalData.xblockInfo);
+
+  return courseSectionVerticalData;
 }
 
 /**

src/course-unit/data/selectors.js

@@ -1,7 +1,7 @@
 import { createSelector } from '@reduxjs/toolkit';
 import { RequestStatus } from 'CourseAuthoring/data/constants';
 
-export const getCourseUnitData = (state) => state.courseUnit.unit;
+export const getCourseUnitData = (state) => state.courseUnit.courseSectionVertical.xblockInfo ?? {};
 export const getCanEdit = (state) => state.courseUnit.canEdit;
 export const getStaticFileNotices = (state) => state.courseUnit.staticFileNotices;
 export const getCourseUnit = (state) => state.courseUnit;

src/course-unit/data/slice.js

@@ -12,11 +12,9 @@ const slice = createSlice({
     isTitleEditFormOpen: false,
     canEdit: true,
     loadingStatus: {
-      fetchUnitLoadingStatus: RequestStatus.IN_PROGRESS,
       courseSectionVerticalLoadingStatus: RequestStatus.IN_PROGRESS,
       courseVerticalChildrenLoadingStatus: RequestStatus.IN_PROGRESS,
     },
-    unit: {},
     courseSectionVertical: {},
     courseVerticalChildren: { children: [], isPublished: true },
     staticFileNotices: {},
@@ -31,15 +29,6 @@ const slice = createSlice({
     },
   },
   reducers: {
-    fetchCourseItemSuccess: (state, { payload }) => {
-      state.unit = payload;
-    },
-    updateLoadingCourseUnitStatus: (state, { payload }) => {
-      state.loadingStatus = {
-        ...state.loadingStatus,
-        fetchUnitLoadingStatus: payload.status,
-      };
-    },
     updateQueryPendingStatus: (state, { payload }) => {
       state.isQueryPending = payload;
     },
@@ -81,12 +70,6 @@ const slice = createSlice({
         createUnitXblockLoadingStatus: payload.status,
       };
     },
-    addNewUnitStatus: (state, { payload }) => {
-      state.loadingStatus = {
-        ...state.loadingStatus,
-        fetchUnitLoadingStatus: payload.status,
-      };
-    },
     updateCourseVerticalChildren: (state, { payload }) => {
       state.courseVerticalChildren = payload;
     },
@@ -109,8 +92,6 @@ const slice = createSlice({
 });
 
 export const {
-  fetchCourseItemSuccess,
-  updateLoadingCourseUnitStatus,
   updateSavingStatus,
   updateModel,
   fetchSequenceRequest,

src/course-unit/data/thunk.js

@@ -10,9 +10,8 @@ import { NOTIFICATION_MESSAGES } from '../../constants';
 import { updateModel, updateModels } from '../../generic/model-store';
 import { messageTypes } from '../constants';
 import {
-  getCourseUnitData,
   editUnitDisplayName,
-  getCourseSectionVerticalData,
+  getVerticalData,
   createCourseXblock,
   getCourseVerticalChildren,
   handleCourseUnitVisibilityAndData,
@@ -22,8 +21,6 @@ import {
   patchUnitItem,
 } from './api';
 import {
-  updateLoadingCourseUnitStatus,
-  fetchCourseItemSuccess,
   updateSavingStatus,
   fetchSequenceRequest,
   fetchSequenceFailure,
@@ -40,30 +37,13 @@ import {
 } from './slice';
 import { getNotificationMessage } from './utils';
 
-export function fetchCourseUnitQuery(courseId) {
-  return async (dispatch) => {
-    dispatch(updateLoadingCourseUnitStatus({ status: RequestStatus.IN_PROGRESS }));
-
-    try {
-      const courseUnit = await getCourseUnitData(courseId);
-
-      dispatch(fetchCourseItemSuccess(courseUnit));
-      dispatch(updateLoadingCourseUnitStatus({ status: RequestStatus.SUCCESSFUL }));
-      return true;
-    } catch (error) {
-      dispatch(updateLoadingCourseUnitStatus({ status: RequestStatus.FAILED }));
-      return false;
-    }
-  };
-}
-
 export function fetchCourseSectionVerticalData(courseId, sequenceId) {
   return async (dispatch) => {
     dispatch(updateLoadingCourseSectionVerticalDataStatus({ status: RequestStatus.IN_PROGRESS }));
     dispatch(fetchSequenceRequest({ sequenceId }));
 
     try {
-      const courseSectionVerticalData = await getCourseSectionVerticalData(courseId);
+      const courseSectionVerticalData = await getVerticalData(courseId);
       dispatch(fetchCourseSectionVerticalDataSuccess(courseSectionVerticalData));
       dispatch(updateLoadingCourseSectionVerticalDataStatus({ status: RequestStatus.SUCCESSFUL }));
       dispatch(updateModel({
@@ -94,8 +74,7 @@ export function editCourseItemQuery(itemId, displayName, sequenceId) {
     try {
       await editUnitDisplayName(itemId, displayName).then(async (result) => {
         if (result) {
-          const courseUnit = await getCourseUnitData(itemId);
+          const courseSectionVerticalData = await getVerticalData(itemId);
-          const courseSectionVerticalData = await getCourseSectionVerticalData(itemId);
           dispatch(fetchCourseSectionVerticalDataSuccess(courseSectionVerticalData));
           dispatch(updateLoadingCourseSectionVerticalDataStatus({ status: RequestStatus.SUCCESSFUL }));
           dispatch(updateModel({
@@ -107,7 +86,6 @@ export function editCourseItemQuery(itemId, displayName, sequenceId) {
             models: courseSectionVerticalData.units || [],
           }));
           dispatch(fetchSequenceSuccess({ sequenceId }));
-          dispatch(fetchCourseItemSuccess(courseUnit));
           dispatch(hideProcessingNotification());
           dispatch(updateSavingStatus({ status: RequestStatus.SUCCESSFUL }));
         }
@@ -146,8 +124,8 @@ export function editCourseUnitVisibilityAndData(
           if (callback) {
             callback();
           }
-          const courseUnit = await getCourseUnitData(blockId);
+          const courseSectionVerticalData = await getVerticalData(blockId);
-          dispatch(fetchCourseItemSuccess(courseUnit));
+          dispatch(fetchCourseSectionVerticalDataSuccess(courseSectionVerticalData));
           const courseVerticalChildrenData = await getCourseVerticalChildren(blockId);
           dispatch(updateCourseVerticalChildren(courseVerticalChildrenData));
           dispatch(hideProcessingNotification());
@@ -174,7 +152,7 @@ export function createNewCourseXBlock(body, callback, blockId, sendMessageToIfra
         if (result) {
           const formattedResult = camelCaseObject(result);
           if (body.category === 'vertical') {
-            const courseSectionVerticalData = await getCourseSectionVerticalData(formattedResult.locator);
+            const courseSectionVerticalData = await getVerticalData(formattedResult.locator);
             dispatch(fetchCourseSectionVerticalDataSuccess(courseSectionVerticalData));
           }
           if (body.stagedContent) {
@@ -194,8 +172,8 @@ export function createNewCourseXBlock(body, callback, blockId, sendMessageToIfra
             sendMessageToIframe(messageTypes.addXBlock, { data: result });
           }
           const currentBlockId = body.category === 'vertical' ? formattedResult.locator : blockId;
-          const courseUnit = await getCourseUnitData(currentBlockId);
+          const courseSectionVerticalData = await getVerticalData(currentBlockId);
-          dispatch(fetchCourseItemSuccess(courseUnit));
+          dispatch(fetchCourseSectionVerticalDataSuccess(courseSectionVerticalData));
         }
       });
     } catch (error) {
@@ -240,8 +218,8 @@ export function deleteUnitItemQuery(itemId, xblockId, sendMessageToIframe) {
     try {
       await deleteUnitItem(xblockId);
       sendMessageToIframe(messageTypes.completeXBlockDeleting, { locator: xblockId });
-      const courseUnit = await getCourseUnitData(itemId);
+      const courseSectionVerticalData = await getVerticalData(itemId);
-      dispatch(fetchCourseItemSuccess(courseUnit));
+      dispatch(fetchCourseSectionVerticalDataSuccess(courseSectionVerticalData));
       dispatch(hideProcessingNotification());
       dispatch(updateSavingStatus({ status: RequestStatus.SUCCESSFUL }));
     } catch (error) {
@@ -259,8 +237,8 @@ export function duplicateUnitItemQuery(itemId, xblockId, callback) {
     try {
       const { courseKey, locator } = await duplicateUnitItem(itemId, xblockId);
       callback(courseKey, locator);
-      const courseUnit = await getCourseUnitData(itemId);
+      const courseSectionVerticalData = await getVerticalData(itemId);
-      dispatch(fetchCourseItemSuccess(courseUnit));
+      dispatch(fetchCourseSectionVerticalDataSuccess(courseSectionVerticalData));
       const courseVerticalChildrenData = await getCourseVerticalChildren(itemId);
       dispatch(updateCourseVerticalChildren(courseVerticalChildrenData));
       dispatch(hideProcessingNotification());
@@ -316,8 +294,8 @@ export function patchUnitItemQuery({
       dispatch(updateCourseOutlineInfoLoadingStatus({ status: RequestStatus.IN_PROGRESS }));
       callbackFn(sourceLocator);
       try {
-        const courseUnit = await getCourseUnitData(currentParentLocator);
+        const courseSectionVerticalData = await getVerticalData(currentParentLocator);
-        dispatch(fetchCourseItemSuccess(courseUnit));
+        dispatch(fetchCourseSectionVerticalDataSuccess(courseSectionVerticalData));
       } catch (error) {
         handleResponseErrors(error, dispatch, updateSavingStatus);
       }
@@ -335,8 +313,8 @@ export function updateCourseUnitSidebar(itemId) {
     dispatch(showProcessingNotification(NOTIFICATION_MESSAGES.saving));
 
     try {
-      const courseUnit = await getCourseUnitData(itemId);
+      const courseSectionVerticalData = await getVerticalData(itemId);
-      dispatch(fetchCourseItemSuccess(courseUnit));
+      dispatch(fetchCourseSectionVerticalDataSuccess(courseSectionVerticalData));
       dispatch(hideProcessingNotification());
       dispatch(updateSavingStatus({ status: RequestStatus.SUCCESSFUL }));
     } catch (error) {

src/course-unit/header-title/HeaderTitle.test.jsx

@@ -8,9 +8,9 @@ import { initializeMockApp } from '@edx/frontend-platform';
 
 import initializeStore from '../../store';
 import { executeThunk } from '../../utils';
-import { getCourseUnitApiUrl } from '../data/api';
+import { getCourseSectionVerticalApiUrl } from '../data/api';
-import { fetchCourseUnitQuery } from '../data/thunk';
+import { fetchCourseSectionVerticalData } from '../data/thunk';
-import { courseUnitIndexMock } from '../__mocks__';
+import { courseSectionVerticalMock } from '../__mocks__';
 import HeaderTitle from './HeaderTitle';
 import messages from './messages';
 
@@ -52,9 +52,9 @@ describe('<HeaderTitle />', () => {
     store = initializeStore();
     axiosMock = new MockAdapter(getAuthenticatedHttpClient());
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
-      .reply(200, courseUnitIndexMock);
+      .reply(200, courseSectionVerticalMock);
-    await executeThunk(fetchCourseUnitQuery(blockId), store.dispatch);
+    await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);
   });
 
   it('render HeaderTitle component correctly', () => {
@@ -80,14 +80,18 @@ describe('<HeaderTitle />', () => {
     // Override mock unit with one sourced from an upstream library
     axiosMock = new MockAdapter(getAuthenticatedHttpClient());
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        upstreamInfo: {
+        xblock_info: {
-          upstreamRef: 'lct:org:lib:unit:unit-1',
+          ...courseSectionVerticalMock.xblock_info,
+          upstreamInfo: {
+            ...courseSectionVerticalMock.xblock_info.upstreamInfo,
+            upstreamRef: 'lct:org:lib:unit:unit-1',
+          },
         },
       });
-    await executeThunk(fetchCourseUnitQuery(blockId), store.dispatch);
+    await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);
 
     const { getByRole } = renderComponent();
 
@@ -122,16 +126,19 @@ describe('<HeaderTitle />', () => {
 
   it('displays a visibility message with the selected groups for the unit', async () => {
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        user_partition_info: {
+        xblock_info: {
-          ...courseUnitIndexMock.user_partition_info,
+          ...courseSectionVerticalMock.xblock_info,
-          selected_partition_index: 1,
+          user_partition_info: {
-          selected_groups_label: 'Visibility group 1',
+            ...courseSectionVerticalMock.xblock_info.user_partition_info,
+            selected_partition_index: 1,
+            selected_groups_label: 'Visibility group 1',
+          },
         },
       });
-    await executeThunk(fetchCourseUnitQuery(blockId), store.dispatch);
+    await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);
     const { getByText } = renderComponent();
     const visibilityMessage = messages.definedVisibilityMessage.defaultMessage
       .replace('{selectedGroupsLabel}', 'Visibility group 1');
@@ -143,12 +150,15 @@ describe('<HeaderTitle />', () => {
 
   it('displays a visibility message with the selected groups for some of xblock', async () => {
     axiosMock
-      .onGet(getCourseUnitApiUrl(blockId))
+      .onGet(getCourseSectionVerticalApiUrl(blockId))
       .reply(200, {
-        ...courseUnitIndexMock,
+        ...courseSectionVerticalMock,
-        has_partition_group_components: true,
+        xblock_info: {
+          ...courseSectionVerticalMock.xblock_info,
+          has_partition_group_components: true,
+        },
       });
-    await executeThunk(fetchCourseUnitQuery(blockId), store.dispatch);
+    await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);
     const { getByText } = renderComponent();
 
     await waitFor(() => {

src/course-unit/hooks.jsx

@@ -18,10 +18,10 @@ import {
   editCourseItemQuery,
   editCourseUnitVisibilityAndData,
   fetchCourseSectionVerticalData,
-  fetchCourseUnitQuery,
   fetchCourseVerticalChildrenData,
   getCourseOutlineInfoQuery,
   patchUnitItemQuery,
+  updateCourseUnitSidebar,
 } from './data/thunk';
 import {
   getCanEdit,
@@ -198,7 +198,6 @@ export const useCourseUnit = ({ courseId, blockId }) => {
   }, [savingStatus]);
 
   useEffect(() => {
-    dispatch(fetchCourseUnitQuery(blockId));
     dispatch(fetchCourseSectionVerticalData(blockId, sequenceId));
     dispatch(fetchCourseVerticalChildrenData(blockId, isSplitTestType));
     handleNavigate(sequenceId);
@@ -223,8 +222,7 @@ export const useCourseUnit = ({ courseId, blockId }) => {
       // edits the component using editor which has a separate store
       /* istanbul ignore next */
       if (event.key === 'courseRefreshTriggerOnComponentEditSave') {
-        dispatch(fetchCourseSectionVerticalData(blockId, sequenceId));
+        dispatch(updateCourseUnitSidebar(blockId));
-        dispatch(fetchCourseVerticalChildrenData(blockId, isSplitTestType));
         localStorage.removeItem(event.key);
       }
     };

src/course-unit/sidebar/components/sidebar-footer/ActionButtons.test.jsx

@@ -10,10 +10,10 @@ import userEvent from '@testing-library/user-event';
 import initializeStore from '../../../../store';
 import { executeThunk } from '../../../../utils';
 import { clipboardUnit } from '../../../../__mocks__';
-import { getCourseUnitApiUrl } from '../../../data/api';
+import { getCourseSectionVerticalApiUrl } from '../../../data/api';
 import { getClipboardUrl } from '../../../../generic/data/api';
-import { fetchCourseUnitQuery } from '../../../data/thunk';
+import { fetchCourseSectionVerticalData } from '../../../data/thunk';
-import { courseUnitIndexMock } from '../../../__mocks__';
+import { courseSectionVerticalMock } from '../../../__mocks__';
 import messages from '../../messages';
 import ActionButtons from './ActionButtons';
 
@@ -46,8 +46,14 @@ describe('<ActionButtons />', () => {
     store = initializeStore();
     axiosMock = new MockAdapter(getAuthenticatedHttpClient());
     axiosMock
-      .onGet(getCourseUnitApiUrl(courseId))
+      .onGet(getCourseSectionVerticalApiUrl(courseId))
-      .reply(200, { ...courseUnitIndexMock, enable_copy_paste_units: true });
+      .reply(200, {
+        ...courseSectionVerticalMock,
+        xblock_info: {
+          ...courseSectionVerticalMock.xblock_info,
+          enable_copy_paste_units: true,
+        },
+      });
     axiosMock
       .onPost(getClipboardUrl())
       .reply(200, clipboardUnit);
@@ -57,7 +63,7 @@ describe('<ActionButtons />', () => {
 
     queryClient = new QueryClient();
 
-    await executeThunk(fetchCourseUnitQuery(courseId), store.dispatch);
+    await executeThunk(fetchCourseSectionVerticalData(courseId), store.dispatch);
   });
 
   it('render ActionButtons component with Copy to clipboard', () => {
@@ -74,7 +80,9 @@ describe('<ActionButtons />', () => {
 
     userEvent.click(copyXBlockBtn);
     expect(axiosMock.history.post.length).toBe(1);
-    expect(axiosMock.history.post[0].data).toBe(JSON.stringify({ usage_key: courseUnitIndexMock.id }));
+    expect(axiosMock.history.post[0].data).toBe(
+      JSON.stringify({ usage_key: courseSectionVerticalMock.xblock_info.id }),
+    );
     jest.resetAllMocks();
   });
 });

src/editors/data/redux/thunkActions/app.js

@@ -126,9 +126,9 @@ export const saveBlock = (content, returnToUnit) => (dispatch) => {
     onSuccess: (response) => {
       dispatch(actions.app.setSaveResponse(response));
       const parsedData = JSON.parse(response.config.data);
-      if (parsedData?.has_changes) {
+      if (parsedData?.has_changes || !('has_changes' in parsedData)) {
         const storageKey = 'courseRefreshTriggerOnComponentEditSave';
-        localStorage.setItem(storageKey, Date.now());
+        sessionStorage.setItem(storageKey, Date.now());
 
         window.dispatchEvent(new StorageEvent('storage', {
           key: storageKey,

src/files-and-videos/videos-page/VideoThumbnail.jsx

@@ -48,21 +48,30 @@ const VideoThumbnail = ({
   const isFailed = VIDEO_FAILURE_STATUSES.includes(status);
   const failedMessage = intl.formatMessage(messages.failedCheckboxLabel);
 
-  const showThumbnail = allowThumbnailUpload && thumbnail && isUploaded;
+  const showThumbnail = allowThumbnailUpload && isUploaded;
 
   return (
     <div className="video-thumbnail row justify-content-center align-itmes-center">
-      {allowThumbnailUpload && showThumbnail && <div className="thumbnail-overlay" />}
+      {allowThumbnailUpload && isUploaded && <div className="thumbnail-overlay" />}
       {showThumbnail && !thumbnailError && pageLoadStatus === RequestStatus.SUCCESSFUL ? (
         <>
           <div className="border rounded">
-            <Image
+            { thumbnail ? (
-              style={imageSize}
+              <Image
-              className="m-1 bg-light-300"
+                style={imageSize}
-              src={thumbnail}
+                className="m-1 bg-light-300"
-              alt={intl.formatMessage(messages.thumbnailAltMessage, { displayName })}
+                src={thumbnail}
-              onError={() => setThumbnailError(true)}
+                alt={intl.formatMessage(messages.thumbnailAltMessage, { displayName })}
-            />
+                onError={() => setThumbnailError(true)}
+              />
+            ) : (
+              <div
+                className="row justify-content-center align-items-center m-0"
+                style={imageSize}
+              >
+                <Icon src={VideoFile} style={{ height: '48px', width: '48px' }} />
+              </div>
+            )}
           </div>
           <div className="add-thumbnail" data-testid={`video-thumbnail-${id}`}>
             <Button

src/files-and-videos/videos-page/VideoThumbnail.test.jsx

@@ -0,0 +1,32 @@
+import React from 'react';
+import { render, fireEvent, screen } from '@testing-library/react';
+import { IntlProvider } from '@edx/frontend-platform/i18n';
+import VideoThumbnail from './VideoThumbnail';
+import { VIDEO_SUCCESS_STATUSES } from './data/constants';
+import { RequestStatus } from '../../data/constants';
+
+it('shows fallback icon if thumbnail fails to load', () => {
+  const { container } = render(
+    <IntlProvider locale="en">
+      <VideoThumbnail
+        thumbnail="http://bad-url/image.png"
+        displayName="Test Video"
+        id="vid1"
+        imageSize={{ width: '100px', height: '100px' }}
+        handleAddThumbnail={jest.fn()}
+        videoImageSettings={{ videoImageUploadEnabled: true, supportedFileFormats: { jpg: 'image/jpg' } }}
+        status={VIDEO_SUCCESS_STATUSES[0]}
+        pageLoadStatus={RequestStatus.SUCCESSFUL}
+      />
+    </IntlProvider>,
+  );
+
+  const image = screen.getByRole('img', { name: /video thumbnail/i });
+  expect(image).toBeInTheDocument();
+  fireEvent.error(image);
+
+  expect(screen.queryByRole('img', { name: /video thumbnail/i })).toBeNull();
+
+  const fallbackSvg = container.querySelector('svg[role="img"]');
+  expect(fallbackSvg).toBeInTheDocument();
+});

src/library-authoring/component-comparison/messages.ts

@@ -19,7 +19,7 @@ const messages = defineMessages({
   },
   previewNotAvailable: {
     id: 'course-authoring.library-authoring.component-comparison.preview-not-available',
-    defaultMessage: 'Preview not available',
+    defaultMessage: 'Preview not available for unit changes at this time',
     description: 'Message shown when preview is not available.',
   },
 });