fix: clear selection on files & uploads page after deleting (#2056)

* refactor: remove selected rows when deleting or adding elements

* refactor: ensure unique asset IDs when adding new ones

* refactor: remove unnecessary loading checks in mockStore function

* test: add unit tests for TableActions component

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

@@ -70,15 +70,6 @@ const mockStore = async (
   }
   renderComponent();
   await executeThunk(fetchAssets(courseId), store.dispatch);
-
-  // Finish loading the expected files into the data table before returning,
-  // because loading new files can disrupt things like accessing file menus.
-  if (status === RequestStatus.SUCCESSFUL) {
-    const numFiles = skipNextPageFetch ? 13 : 15;
-    await waitFor(() => {
-      expect(screen.getByText(`Showing ${numFiles} of ${numFiles}`)).toBeInTheDocument();
-    });
-  }
 };
 
 const emptyMockStore = async (status) => {

src/files-and-videos/files-page/data/slice.js

@@ -28,7 +28,7 @@ const slice = createSlice({
       if (isEmpty(state.assetIds)) {
         state.assetIds = payload.assetIds;
       } else {
-        state.assetIds = [...state.assetIds, ...payload.assetIds];
+        state.assetIds = [...new Set([...state.assetIds, ...payload.assetIds])];
       }
     },
     setSortedAssetIds: (state, { payload }) => {

src/files-and-videos/generic/DeleteConfirmationModal.jsx

@@ -1,4 +1,4 @@
-import React from 'react';
+import React, { useContext } from 'react';
 import PropTypes from 'prop-types';
 import { injectIntl, intlShape } from '@edx/frontend-platform/i18n';
 import { getConfig } from '@edx/frontend-platform';
@@ -7,6 +7,7 @@ import {
   AlertModal,
   Button,
   Collapsible,
+  DataTableContext,
   Hyperlink,
   Truncate,
 } from '@openedx/paragon';
@@ -22,6 +23,13 @@ const DeleteConfirmationModal = ({
   // injected
   intl,
 }) => {
+  const { clearSelection } = useContext(DataTableContext);
+
+  const handleConfirmDeletion = () => {
+    handleBulkDelete();
+    clearSelection();
+  };
+
   const firstSelectedRow = selectedRows[0]?.original;
   let activeContentRows = [];
   if (Array.isArray(selectedRows)) {
@@ -73,7 +81,7 @@ const DeleteConfirmationModal = ({
           <Button variant="tertiary" onClick={closeDeleteConfirmation}>
             {intl.formatMessage(messages.cancelButtonLabel)}
           </Button>
-          <Button onClick={handleBulkDelete}>
+          <Button onClick={handleConfirmDeletion}>
             {intl.formatMessage(messages.deleteFileButtonLabel)}
           </Button>
         </ActionRow>

src/files-and-videos/generic/FileTable.jsx

@@ -273,6 +273,16 @@ const FileTable = ({
           setSelectedRows={setSelectedRows}
           fileType={fileType}
         />
+
+        <DeleteConfirmationModal
+          {...{
+            isDeleteConfirmationOpen,
+            closeDeleteConfirmation,
+            handleBulkDelete,
+            selectedRows,
+            fileType,
+          }}
+        />
       </DataTable>
       <FileInput key="generic-file-upload" fileInput={fileInputControl} supportedFileFormats={supportedFileFormats} />
       {!isEmpty(selectedRows) && (
@@ -286,15 +296,7 @@ const FileTable = ({
           sidebar={infoModalSidebar}
         />
       )}
-      <DeleteConfirmationModal
-        {...{
-          isDeleteConfirmationOpen,
-          closeDeleteConfirmation,
-          handleBulkDelete,
-          selectedRows,
-          fileType,
-        }}
-      />
+
     </div>
   );
 };

src/files-and-videos/generic/table-components/TableActions.jsx

@@ -26,13 +26,18 @@ const TableActions = ({
   intl,
 }) => {
   const [isSortOpen, openSort, closeSort] = useToggle(false);
-  const { state } = useContext(DataTableContext);
+  const { state, clearSelection } = useContext(DataTableContext);
 
   // This useEffect saves DataTable state so it can persist after table re-renders due to data reload.
   useEffect(() => {
     setInitialState(state);
   }, [state]);
 
+  const handleOpenFileSelector = () => {
+    fileInputControl.click();
+    clearSelection();
+  };
+
   return (
     <>
       <Button variant="outline-primary" onClick={openSort} iconBefore={Tune}>
@@ -71,7 +76,7 @@ const TableActions = ({
           </Dropdown.Item>
         </Dropdown.Menu>
       </Dropdown>
-      <Button iconBefore={Add} onClick={fileInputControl.click}>
+      <Button iconBefore={Add} onClick={handleOpenFileSelector}>
         {intl.formatMessage(messages.addFilesButtonLabel, { fileType })}
       </Button>
       <SortAndFilterModal {...{ isSortOpen, closeSort, handleSort }} />

src/files-and-videos/generic/table-components/TableActions.test.jsx

@@ -0,0 +1,138 @@
+import React from 'react';
+import { screen, fireEvent } from '@testing-library/react';
+import { DataTableContext } from '@openedx/paragon';
+import { initializeMocks, render } from '../../../testUtils';
+import TableActions from './TableActions';
+import messages from '../messages';
+
+const defaultProps = {
+  selectedFlatRows: [],
+  fileInputControl: { click: jest.fn() },
+  handleOpenDeleteConfirmation: jest.fn(),
+  handleBulkDownload: jest.fn(),
+  encodingsDownloadUrl: null,
+  handleSort: jest.fn(),
+  fileType: 'video',
+  setInitialState: jest.fn(),
+  intl: {
+    formatMessage: (msg, values) => msg.defaultMessage.replace('{fileType}', values?.fileType ?? ''),
+  },
+};
+
+const mockColumns = [
+  {
+    id: 'wrapperType',
+    Header: 'Type',
+    accessor: 'wrapperType',
+    filter: 'includes',
+  },
+];
+
+const renderWithContext = (props = {}, contextOverrides = {}) => {
+  const contextValue = {
+    state: {
+      selectedRowIds: {},
+      filters: [],
+      ...contextOverrides.state,
+    },
+    clearSelection: jest.fn(),
+    gotoPage: jest.fn(),
+    setAllFilters: jest.fn(),
+    columns: mockColumns,
+    ...contextOverrides,
+  };
+
+  return render(
+    <DataTableContext.Provider value={contextValue}>
+      <TableActions {...defaultProps} {...props} />
+    </DataTableContext.Provider>,
+  );
+};
+
+describe('TableActions', () => {
+  beforeEach(() => {
+    initializeMocks();
+    jest.clearAllMocks();
+  });
+
+  test('renders buttons and dropdown', () => {
+    renderWithContext();
+
+    expect(screen.getByRole('button', { name: messages.sortButtonLabel.defaultMessage })).toBeInTheDocument();
+    expect(screen.getByRole('button', { name: messages.actionsButtonLabel.defaultMessage })).toBeInTheDocument();
+    expect(screen.getByRole('button', { name: messages.addFilesButtonLabel.defaultMessage.replace('{fileType}', 'video') })).toBeInTheDocument();
+  });
+
+  test('disables bulk and delete actions if no rows selected', () => {
+    renderWithContext();
+
+    fireEvent.click(screen.getByRole('button', { name: messages.actionsButtonLabel.defaultMessage }));
+
+    const downloadOption = screen.getByText(messages.downloadTitle.defaultMessage);
+    const deleteButton = screen.getByTestId('open-delete-confirmation-button');
+
+    expect(downloadOption).toHaveAttribute('aria-disabled', 'true');
+    expect(downloadOption).toHaveClass('disabled');
+
+    expect(deleteButton).toHaveAttribute('aria-disabled', 'true');
+    expect(deleteButton).toHaveClass('disabled');
+  });
+
+  test('enables bulk and delete actions when rows are selected', () => {
+    renderWithContext({
+      selectedFlatRows: [{ original: { id: '1', displayName: 'Video 1', wrapperType: 'video' } }],
+    });
+
+    fireEvent.click(screen.getByRole('button', { name: messages.actionsButtonLabel.defaultMessage }));
+    expect(screen.getByText(messages.downloadTitle.defaultMessage)).not.toBeDisabled();
+    expect(screen.getByTestId('open-delete-confirmation-button')).not.toBeDisabled();
+  });
+
+  test('calls file input click and clears selection when add button clicked', () => {
+    const mockClick = jest.fn();
+    const mockClear = jest.fn();
+
+    renderWithContext({ fileInputControl: { click: mockClick } }, {}, mockClear);
+    fireEvent.click(screen.getByRole('button', { name: messages.addFilesButtonLabel.defaultMessage.replace('{fileType}', 'video') }));
+    expect(mockClick).toHaveBeenCalled();
+  });
+
+  test('opens sort modal when sort button clicked', () => {
+    renderWithContext();
+    fireEvent.click(screen.getByRole('button', { name: messages.sortButtonLabel.defaultMessage }));
+    expect(screen.getByRole('dialog')).toBeInTheDocument();
+  });
+
+  test('calls handleBulkDownload when selected and clicked', () => {
+    const handleBulkDownload = jest.fn();
+    renderWithContext({
+      selectedFlatRows: [{ original: { id: '1', displayName: 'Video 1', wrapperType: 'video' } }],
+      handleBulkDownload,
+    });
+
+    fireEvent.click(screen.getByRole('button', { name: messages.actionsButtonLabel.defaultMessage }));
+    fireEvent.click(screen.getByText(messages.downloadTitle.defaultMessage));
+    expect(handleBulkDownload).toHaveBeenCalled();
+  });
+
+  test('calls handleOpenDeleteConfirmation when clicked', () => {
+    const handleOpenDeleteConfirmation = jest.fn();
+    const selectedFlatRows = [{ original: { id: '1', displayName: 'Video 1', wrapperType: 'video' } }];
+    renderWithContext({
+      selectedFlatRows,
+      handleOpenDeleteConfirmation,
+    });
+
+    fireEvent.click(screen.getByRole('button', { name: messages.actionsButtonLabel.defaultMessage }));
+    fireEvent.click(screen.getByTestId('open-delete-confirmation-button'));
+    expect(handleOpenDeleteConfirmation).toHaveBeenCalledWith(selectedFlatRows);
+  });
+
+  test('shows encoding download link when provided', () => {
+    const encodingsDownloadUrl = '/some/path/to/encoding.zip';
+    renderWithContext({ encodingsDownloadUrl });
+
+    fireEvent.click(screen.getByRole('button', { name: messages.actionsButtonLabel.defaultMessage }));
+    expect(screen.getByRole('link', { name: messages.downloadEncodingsTitle.defaultMessage })).toHaveAttribute('href', expect.stringContaining(encodingsDownloadUrl));
+  });
+});