[Navigation] Add recent items popup in top navigation (opensearch-pro…

…ject#7257)

* feat: add recent items

Signed-off-by: tygao <[email protected]>

* test: update chrome tests

Signed-off-by: tygao <[email protected]>

* Changeset file for PR opensearch-project#7257 created/updated

* add navGroupEnabled flag

Signed-off-by: tygao <[email protected]>

* use createRecentNavLink

Signed-off-by: tygao <[email protected]>

* update icon and add empty state

Signed-off-by: tygao <[email protected]>

* test: update snapshots

Signed-off-by: tygao <[email protected]>

* update typing

Signed-off-by: tygao <[email protected]>

* update name and style

Signed-off-by: tygao <[email protected]>

---------

Signed-off-by: tygao <[email protected]>
Co-authored-by: opensearch-changeset-bot[bot] <154024398+opensearch-changeset-bot[bot]@users.noreply.github.com>
Co-authored-by: Yulong Ruan <[email protected]>

changelogs/fragments/7257.yml

@@ -0,0 +1,2 @@
+feat:
+- Add recent items popup in top navigation ([#7257](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/7257))

src/core/public/chrome/chrome_service.tsx

@@ -306,6 +306,7 @@ export class ChromeService {
           currentNavGroup$={navGroup.getCurrentNavGroup$()}
           navGroupsMap$={navGroup.getNavGroupsMap$()}
           setCurrentNavGroup={navGroup.setCurrentNavGroup}
+          workspaceList$={workspaces.workspaceList$}
         />
       ),
 

src/core/public/chrome/ui/header/header.test.tsx

@@ -82,6 +82,7 @@ function mockProps() {
     navGroupsMap$: new BehaviorSubject({}),
     navControlsLeftBottom$: new BehaviorSubject([]),
     setCurrentNavGroup: jest.fn(() => {}),
+    workspaceList$: new BehaviorSubject([]),
   };
 }
 

src/core/public/chrome/ui/header/header.tsx

@@ -69,6 +69,9 @@ import type { Logos } from '../../../../common/types';
 import { ISidecarConfig, getOsdSidecarPaddingStyle } from '../../../overlays';
 import { CollapsibleNavGroupEnabled } from './collapsible_nav_group_enabled';
 import { ChromeNavGroupServiceStartContract, NavGroupItemInMap } from '../../nav_group';
+import { RecentItems } from './recent_items';
+import { WorkspaceObject } from '../../../../public/workspace';
+
 export interface HeaderProps {
   opensearchDashboardsVersion: string;
   application: InternalApplicationStart;
@@ -103,6 +106,7 @@ export interface HeaderProps {
   currentNavGroup$: Observable<NavGroupItemInMap | undefined>;
   navGroupsMap$: Observable<Record<string, NavGroupItemInMap>>;
   setCurrentNavGroup: ChromeNavGroupServiceStartContract['setCurrentNavGroup'];
+  workspaceList$: Observable<WorkspaceObject[]>;
 }
 
 export function Header({
@@ -228,6 +232,18 @@ export function Header({
                   loadingCount$={observables.loadingCount$}
                 />
               </EuiHeaderSectionItem>
+              {/* Only display recent items when navGroup is enabled */}
+              {navGroupEnabled && (
+                <EuiHeaderSectionItem border="right">
+                  <RecentItems
+                    recentlyAccessed$={observables.recentlyAccessed$}
+                    workspaceList$={observables.workspaceList$}
+                    navigateToUrl={application.navigateToUrl}
+                    navLinks$={observables.navLinks$}
+                    basePath={basePath}
+                  />
+                </EuiHeaderSectionItem>
+              )}
             </EuiHeaderSection>
 
             <HeaderBreadcrumbs

src/core/public/chrome/ui/header/recent_items.test.tsx

@@ -0,0 +1,86 @@
+/*
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import React from 'react';
+import { render, screen, fireEvent } from '@testing-library/react';
+import { RecentItems, Props } from './recent_items';
+import { applicationServiceMock, httpServiceMock } from '../../../mocks';
+import { BehaviorSubject } from 'rxjs';
+
+jest.mock('./nav_link', () => ({
+  createRecentNavLink: jest.fn().mockImplementation(() => {
+    return {
+      href: '/recent_nav_link',
+    };
+  }),
+}));
+
+const defaultMockProps = {
+  navigateToUrl: applicationServiceMock.createStartContract().navigateToUrl,
+  workspaceList$: new BehaviorSubject([]),
+  recentlyAccessed$: new BehaviorSubject([]),
+  navLinks$: new BehaviorSubject([]),
+  basePath: httpServiceMock.createStartContract().basePath,
+};
+const setup = (props: Props) => {
+  return render(<RecentItems {...props} />);
+};
+describe('Recent items', () => {
+  it('should render base element normally', () => {
+    const { baseElement } = setup(defaultMockProps);
+    expect(baseElement).toMatchSnapshot();
+  });
+
+  it('should get workspace name through workspace id and render it with brackets wrapper', () => {
+    const workspaceList$ = new BehaviorSubject([
+      {
+        id: 'workspace_id',
+        name: 'workspace_name',
+      },
+    ]);
+    const recentlyAccessed$ = new BehaviorSubject([
+      {
+        label: 'item_label',
+        link: 'item_link',
+        id: 'item_id',
+        workspaceId: 'workspace_id',
+      },
+    ]);
+
+    setup({
+      ...defaultMockProps,
+      workspaceList$,
+      recentlyAccessed$,
+      navigateToUrl: defaultMockProps.navigateToUrl,
+    });
+    const button = screen.getByTestId('recentItemsSectionButton');
+    fireEvent.click(button);
+    expect(screen.getByText('(workspace_name)')).toBeInTheDocument();
+  });
+
+  it('should call navigateToUrl with link generated from createRecentNavLink when clicking item', () => {
+    const workspaceList$ = new BehaviorSubject([]);
+    const recentlyAccessed$ = new BehaviorSubject([
+      {
+        label: 'item_label',
+        link: 'item_link',
+        id: 'item_id',
+      },
+    ]);
+    const navigateToUrl = jest.fn();
+    setup({
+      ...defaultMockProps,
+      workspaceList$,
+      recentlyAccessed$,
+      navigateToUrl,
+    });
+    const button = screen.getByTestId('recentItemsSectionButton');
+    fireEvent.click(button);
+    const item = screen.getByText('item_label');
+    expect(navigateToUrl).not.toHaveBeenCalled();
+    fireEvent.click(item);
+    expect(navigateToUrl).toHaveBeenCalledWith('/recent_nav_link');
+  });
+});

src/core/public/chrome/ui/header/recent_items.tsx

@@ -0,0 +1,111 @@
+/*
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+import React, { useMemo, useState } from 'react';
+import * as Rx from 'rxjs';
+import {
+  EuiPopover,
+  EuiHeaderSectionItemButton,
+  EuiTextColor,
+  EuiListGroup,
+  EuiListGroupItem,
+  EuiTitle,
+  EuiIcon,
+  EuiText,
+} from '@elastic/eui';
+import useObservable from 'react-use/lib/useObservable';
+import { ChromeRecentlyAccessedHistoryItem } from '../..';
+import { WorkspaceObject } from '../../../workspace';
+import { createRecentNavLink } from './nav_link';
+import { HttpStart } from '../../../http';
+import { ChromeNavLink } from '../../../';
+// TODO: replace this icon once added to OUI
+import recent_items from './assets/recent_items.svg';
+
+export interface Props {
+  recentlyAccessed$: Rx.Observable<ChromeRecentlyAccessedHistoryItem[]>;
+  workspaceList$: Rx.Observable<WorkspaceObject[]>;
+  navigateToUrl: (url: string) => Promise<void>;
+  basePath: HttpStart['basePath'];
+  navLinks$: Rx.Observable<ChromeNavLink[]>;
+}
+
+export const RecentItems = ({
+  recentlyAccessed$,
+  workspaceList$,
+  navigateToUrl,
+  navLinks$,
+  basePath,
+}: Props) => {
+  const [isPopoverOpen, setIsPopoverOpen] = useState(false);
+
+  const recentlyAccessedItems = useObservable(recentlyAccessed$, []);
+  const workspaceList = useObservable(workspaceList$, []);
+  const navLinks = useObservable(navLinks$, []).filter((link) => !link.hidden);
+
+  const items = useMemo(() => {
+    // Only display five most latest items
+    return recentlyAccessedItems.slice(0, 5).map((item) => {
+      return {
+        link: createRecentNavLink(item, navLinks, basePath, navigateToUrl).href,
+        label: item.label,
+        workspaceId: item.workspaceId,
+        workspaceName:
+          workspaceList.find((workspace) => workspace.id === item.workspaceId)?.name ?? '',
+      };
+    });
+  }, [recentlyAccessedItems, workspaceList, basePath, navLinks, navigateToUrl]);
+
+  const handleItemClick = (link: string) => {
+    navigateToUrl(link);
+    setIsPopoverOpen(false);
+  };
+
+  return (
+    <EuiPopover
+      button={
+        <EuiHeaderSectionItemButton
+          onClick={() => {
+            setIsPopoverOpen((prev) => !prev);
+          }}
+          data-test-subj="recentItemsSectionButton"
+        >
+          <EuiIcon type={recent_items} size="m" />
+        </EuiHeaderSectionItemButton>
+      }
+      isOpen={isPopoverOpen}
+      closePopover={() => {
+        setIsPopoverOpen(false);
+      }}
+      anchorPosition="downCenter"
+      repositionOnScroll
+      initialFocus={false}
+    >
+      <EuiTitle size="xxs">
+        <h4>Recents</h4>
+      </EuiTitle>
+      {items.length > 0 ? (
+        <EuiListGroup>
+          {items.map((item) => (
+            <EuiListGroupItem
+              onClick={() => handleItemClick(item.link)}
+              key={item.link}
+              label={
+                <>
+                  {item.label}
+                  {item.workspaceName ? (
+                    <EuiTextColor color="subdued">({item.workspaceName})</EuiTextColor>
+                  ) : null}
+                </>
+              }
+              color="text"
+            />
+          ))}
+        </EuiListGroup>
+      ) : (
+        <EuiText color="subdued">No recently viewed items</EuiText>
+      )}
+    </EuiPopover>
+  );
+};

src/core/typings.ts

@@ -36,3 +36,10 @@ type DeeplyMockedKeys<T> = {
   T;
 
 type MockedKeys<T> = { [P in keyof T]: jest.Mocked<T[P]> };
+
+// Need to declare like typings/index.d.ts otherwise would be overwritten
+declare module '*.svg' {
+  const content: string;
+  // eslint-disable-next-line import/no-default-export
+  export default content;
+}