Improved empty state for nav search (#79123)

* Improved empty state for nav search

* Updates tests to include required props

* Update empty state text

x-pack/plugins/global_search_bar/public/components/search_bar.test.tsx

@@ -8,6 +8,7 @@ import React from 'react';
 import { wait } from '@testing-library/react';
 import { of } from 'rxjs';
 import { mountWithIntl } from 'test_utils/enzyme_helpers';
+import { httpServiceMock, uiSettingsServiceMock } from '../../../../../src/core/public/mocks';
 import {
   GlobalSearchBatchedResults,
   GlobalSearchPluginStart,
@@ -47,6 +48,10 @@ const getSearchProps: any = (component: any) => component.find('EuiFieldSearch')
 describe('SearchBar', () => {
   let searchService: GlobalSearchPluginStart;
   let findSpy: jest.SpyInstance;
+  const http = httpServiceMock.createSetupContract({ basePath: '/test' });
+  const basePathUrl = http.basePath.prepend('/plugins/globalSearchBar/assets/');
+  const uiSettings = uiSettingsServiceMock.createStartContract();
+  const darkMode = uiSettings.get('theme:darkMode');
 
   beforeEach(() => {
     searchService = globalSearchPluginMock.createStartContract();
@@ -66,7 +71,12 @@ describe('SearchBar', () => {
       .mockReturnValueOnce(of(createBatch('Discover', { id: 'My Dashboard', type: 'test' })));
 
     const component = mountWithIntl(
-      <SearchBar globalSearch={searchService.find} navigateToUrl={navigate} />
+      <SearchBar
+        globalSearch={searchService.find}
+        navigateToUrl={navigate}
+        basePathUrl={basePathUrl}
+        darkMode={darkMode}
+      />
     );
 
     expect(findSpy).toHaveBeenCalledTimes(0);
@@ -85,7 +95,14 @@ describe('SearchBar', () => {
   });
 
   it('supports keyboard shortcuts', () => {
-    mountWithIntl(<SearchBar globalSearch={searchService.find} navigateToUrl={jest.fn()} />);
+    mountWithIntl(
+      <SearchBar
+        globalSearch={searchService.find}
+        navigateToUrl={jest.fn()}
+        basePathUrl={basePathUrl}
+        darkMode={darkMode}
+      />
+    );
 
     const searchEvent = new KeyboardEvent('keydown', {
       key: '/',

x-pack/plugins/global_search_bar/public/components/search_bar.tsx

@@ -12,6 +12,7 @@ import {
   EuiSelectableTemplateSitewideOption,
   EuiText,
   EuiIcon,
+  EuiImage,
   EuiHeaderSectionItemButton,
   EuiSelectableMessage,
 } from '@elastic/eui';
@@ -27,6 +28,8 @@ import { GlobalSearchPluginStart, GlobalSearchResult } from '../../../global_sea
 interface Props {
   globalSearch: GlobalSearchPluginStart['find'];
   navigateToUrl: ApplicationStart['navigateToUrl'];
+  basePathUrl: string;
+  darkMode: boolean;
 }
 
 const clearField = (field: HTMLInputElement) => {
@@ -42,7 +45,7 @@ const clearField = (field: HTMLInputElement) => {
 const cleanMeta = (str: string) => (str.charAt(0).toUpperCase() + str.slice(1)).replace(/-/g, ' ');
 const blurEvent = new FocusEvent('blur');
 
-export function SearchBar({ globalSearch, navigateToUrl }: Props) {
+export function SearchBar({ globalSearch, navigateToUrl, basePathUrl, darkMode }: Props) {
   const isMounted = useMountedState();
   const [searchValue, setSearchValue] = useState<string>('');
   const [searchRef, setSearchRef] = useState<HTMLInputElement | null>(null);
@@ -134,6 +137,34 @@ export function SearchBar({ globalSearch, navigateToUrl }: Props) {
     }
   };
 
+  const emptyMessage = (
+    <EuiSelectableMessage style={{ minHeight: 300 }}>
+      <EuiImage
+        alt={i18n.translate('xpack.globalSearchBar.searchBar.noResultsImageAlt', {
+          defaultMessage: 'Illustration of black hole',
+        })}
+        size="fullWidth"
+        url={`${basePathUrl}illustration_product_no_search_results_${
+          darkMode ? 'dark' : 'light'
+        }.svg`}
+      />
+      <EuiText size="m">
+        <p>
+          <FormattedMessage
+            id="xpack.globalSearchBar.searchBar.noResultsHeading"
+            defaultMessage="No results found"
+          />
+        </p>
+      </EuiText>
+      <p>
+        <FormattedMessage
+          id="xpack.globalSearchBar.searchBar.noResults"
+          defaultMessage="Try searching for applications, dashboards, visualizations, and more."
+        />
+      </p>
+    </EuiSelectableMessage>
+  );
+
   useEvent('keydown', onKeyDown);
 
   return (
@@ -164,22 +195,8 @@ export function SearchBar({ globalSearch, navigateToUrl }: Props) {
       popoverProps={{
         repositionOnScroll: true,
       }}
-      emptyMessage={
-        <EuiSelectableMessage style={{ minHeight: 300 }}>
-          <p>
-            <FormattedMessage
-              id="xpack.globalSearchBar.searchBar.noResultsHeading"
-              defaultMessage="No results found"
-            />
-          </p>
-          <p>
-            <FormattedMessage
-              id="xpack.globalSearchBar.searchBar.noResults"
-              defaultMessage="Try searching for applications and saved objects by name."
-            />
-          </p>
-        </EuiSelectableMessage>
-      }
+      emptyMessage={emptyMessage}
+      noMatchesMessage={emptyMessage}
       popoverFooter={
         <EuiText color="subdued" size="xs">
           <EuiFlexGroup

x-pack/plugins/global_search_bar/public/plugin.tsx

@@ -24,7 +24,14 @@ export class GlobalSearchBarPlugin implements Plugin<{}, {}> {
   public start(core: CoreStart, { globalSearch }: GlobalSearchBarPluginStartDeps) {
     core.chrome.navControls.registerCenter({
       order: 1000,
-      mount: (target) => this.mount(target, globalSearch, core.application.navigateToUrl),
+      mount: (target) =>
+        this.mount(
+          target,
+          globalSearch,
+          core.application.navigateToUrl,
+          core.http.basePath.prepend('/plugins/globalSearchBar/assets/'),
+          core.uiSettings.get('theme:darkMode')
+        ),
     });
     return {};
   }
@@ -32,11 +39,18 @@ export class GlobalSearchBarPlugin implements Plugin<{}, {}> {
   private mount(
     targetDomElement: HTMLElement,
     globalSearch: GlobalSearchPluginStart,
-    navigateToUrl: ApplicationStart['navigateToUrl']
+    navigateToUrl: ApplicationStart['navigateToUrl'],
+    basePathUrl: string,
+    darkMode: boolean
   ) {
     ReactDOM.render(
       <I18nProvider>
-        <SearchBar globalSearch={globalSearch.find} navigateToUrl={navigateToUrl} />
+        <SearchBar
+          globalSearch={globalSearch.find}
+          navigateToUrl={navigateToUrl}
+          basePathUrl={basePathUrl}
+          darkMode={darkMode}
+        />
       </I18nProvider>,
       targetDomElement
     );