search plugin support i18n

Signed-off-by: mario ma <mario.ma.node@gmail.com>

plugins/search-react/src/alpha/index.ts

@@ -14,3 +14,4 @@
  * limitations under the License.
  */
 export * from './blueprints';
+export { searchReactTranslationRef } from '../translation';

plugins/search-react/src/components/SearchBar/SearchBar.tsx

@@ -38,6 +38,8 @@ import {
 } from 'react';
 import useDebounce from 'react-use/esm/useDebounce';
 import { SearchContextProvider, useSearch } from '../../context';
+import { useTranslationRef } from '@backstage/frontend-plugin-api';
+import { searchReactTranslationRef } from '../../translation';
 
 /**
  * Props for {@link SearchBarBase}.
@@ -81,6 +83,7 @@ export const SearchBarBase = forwardRef((props: SearchBarBaseProps, ref) => {
   const configApi = useApi(configApiRef);
   const [value, setValue] = useState<string>('');
   const forwardedValueRef = useRef<string>('');
+  const { t } = useTranslationRef(searchReactTranslationRef);
 
   useEffect(() => {
     setValue(prevValue => {
@@ -129,12 +132,15 @@ export const SearchBarBase = forwardRef((props: SearchBarBaseProps, ref) => {
     }
   }, [onChange, onClear]);
 
-  const ariaLabel: string | undefined = label ? undefined : 'Search';
+  const ariaLabel: string | undefined = label
+    ? undefined
+    : t('searchBar.title');
 
   const inputPlaceholder =
     placeholder ??
-    `Search in ${configApi.getOptionalString('app.title') || 'Backstage'}`;
-
+    t('searchBar.placeholder', {
+      org: configApi.getOptionalString('app.title') || 'Backstage',
+    });
   const SearchIcon = useApp().getSystemIcon('search') || DefaultSearchIcon;
 
   const startAdornment = (

plugins/search-react/src/components/SearchFilter/SearchFilter.tsx

@@ -31,6 +31,8 @@ import {
 } from './SearchFilter.Autocomplete';
 import { useAsyncFilterValues, useDefaultFilterValue } from './hooks';
 import { ensureFilterValueWithLabel, FilterValue } from './types';
+import { useTranslationRef } from '@backstage/frontend-plugin-api';
+import { searchReactTranslationRef } from '../../translation';
 
 const useStyles = makeStyles({
   label: {
@@ -165,6 +167,7 @@ export const SelectFilter = (props: SearchFilterComponentProps) => {
     values: givenValues,
     valuesDebounceMs,
   } = props;
+  const { t } = useTranslationRef(searchReactTranslationRef);
   useDefaultFilterValue(name, defaultValue);
   const asyncValues =
     typeof givenValues === 'function' ? givenValues : undefined;
@@ -179,7 +182,10 @@ export const SelectFilter = (props: SearchFilterComponentProps) => {
     valuesDebounceMs,
   );
   const allOptionValue = useRef(uuid());
-  const allOption = { value: allOptionValue.current, label: 'All' };
+  const allOption = {
+    value: allOptionValue.current,
+    label: t('searchFilter.allOptionTitle'),
+  };
   const { filters, setFilters } = useSearch();
 
   const handleChange = (value: SelectedItems) => {

plugins/search-react/src/components/SearchPagination/SearchPagination.tsx

@@ -23,6 +23,8 @@ import {
 } from 'react';
 import TablePagination from '@material-ui/core/TablePagination';
 import { useSearch } from '../../context';
+import { useTranslationRef } from '@backstage/frontend-plugin-api';
+import { searchReactTranslationRef } from '../../translation';
 
 const encodePageCursor = (pageCursor: number): string => {
   return Buffer.from(pageCursor.toString(), 'utf-8').toString('base64');
@@ -119,15 +121,18 @@ export type SearchPaginationBaseProps = {
  * @public
  */
 export const SearchPaginationBase = (props: SearchPaginationBaseProps) => {
+  const { t } = useTranslationRef(searchReactTranslationRef);
   const {
     total: count = -1,
     cursor: pageCursor,
     hasNextPage,
     onCursorChange: onPageCursorChange,
     limit: rowsPerPage = 25,
-    limitLabel: labelRowsPerPage = 'Results per page:',
+    limitLabel: labelRowsPerPage = t('searchPagination.limitLabel'),
     limitText: labelDisplayedRows = ({ from, to }) =>
-      count > 0 ? `of ${count}` : `${from}-${to}`,
+      count > 0
+        ? t('searchPagination.limitText', { num: `${count}` })
+        : `${from}-${to}`,
     limitOptions: rowsPerPageOptions,
     onLimitChange: onPageLimitChange,
     ...rest

plugins/search-react/src/components/SearchResult/SearchResult.tsx

@@ -32,6 +32,8 @@ import {
   SearchResultListItemExtensions,
   SearchResultListItemExtensionsProps,
 } from '../../extensions';
+import { useTranslationRef } from '@backstage/frontend-plugin-api';
+import { searchReactTranslationRef } from '../../translation';
 
 /**
  * Props for {@link SearchResultContext}
@@ -186,11 +188,12 @@ export type SearchResultProps = Pick<SearchResultStateProps, 'query'> &
  * @public
  */
 export const SearchResultComponent = (props: SearchResultProps) => {
+  const { t } = useTranslationRef(searchReactTranslationRef);
   const {
     query,
     children,
     noResultsComponent = (
-      <EmptyState missing="data" title="Sorry, no results were found" />
+      <EmptyState missing="data" title={t('noResultsDescription')} />
     ),
     ...rest
   } = props;

plugins/search-react/src/components/SearchResultGroup/SearchResultGroup.tsx

@@ -51,6 +51,8 @@ import { useSearchResultListItemExtensions } from '../../extensions';
 
 import { DefaultResultListItem } from '../DefaultResultListItem';
 import { SearchResultState, SearchResultStateProps } from '../SearchResult';
+import { searchReactTranslationRef } from '../../translation';
+import { useTranslationRef } from '@backstage/frontend-plugin-api';
 
 const useStyles = makeStyles((theme: Theme) => ({
   listSubheader: {
@@ -356,6 +358,7 @@ export function SearchResultGroupLayout<FilterOption>(
 ) {
   const classes = useStyles();
   const [anchorEl, setAnchorEl] = useState<null | HTMLElement>(null);
+  const { t } = useTranslationRef(searchReactTranslationRef);
 
   const {
     error,
@@ -365,7 +368,7 @@ export function SearchResultGroupLayout<FilterOption>(
     titleProps = {},
     link = (
       <>
-        See all
+        {t('searchResultGroup.linkTitle')}
         <ArrowRightIcon className={classes.listSubheaderLinkIcon} />
       </>
     ),
@@ -387,7 +390,7 @@ export function SearchResultGroupLayout<FilterOption>(
     ),
     disableRenderingWithNoResults,
     noResultsComponent = disableRenderingWithNoResults ? null : (
-      <EmptyState missing="data" title="Sorry, no results were found" />
+      <EmptyState missing="data" title={t('noResultsDescription')} />
     ),
     ...rest
   } = props;
@@ -434,7 +437,7 @@ export function SearchResultGroupLayout<FilterOption>(
             component="button"
             icon={<AddIcon />}
             variant="outlined"
-            label="Add filter"
+            label={t('searchResultGroup.addFilterButtonTitle')}
             aria-controls="filters-menu"
             aria-haspopup="true"
             onClick={handleClick}

plugins/search-react/src/components/SearchResultList/SearchResultList.tsx

@@ -30,6 +30,8 @@ import { useSearchResultListItemExtensions } from '../../extensions';
 
 import { DefaultResultListItem } from '../DefaultResultListItem';
 import { SearchResultState, SearchResultStateProps } from '../SearchResult';
+import { useTranslationRef } from '@backstage/frontend-plugin-api';
+import { searchReactTranslationRef } from '../../translation';
 
 /**
  * Props for {@link SearchResultListLayout}
@@ -72,6 +74,7 @@ export type SearchResultListLayoutProps = ListProps & {
  * @public
  */
 export const SearchResultListLayout = (props: SearchResultListLayoutProps) => {
+  const { t } = useTranslationRef(searchReactTranslationRef);
   const {
     error,
     loading,
@@ -84,7 +87,7 @@ export const SearchResultListLayout = (props: SearchResultListLayoutProps) => {
     ),
     disableRenderingWithNoResults,
     noResultsComponent = disableRenderingWithNoResults ? null : (
-      <EmptyState missing="data" title="Sorry, no results were found" />
+      <EmptyState missing="data" title={t('noResultsDescription')} />
     ),
     ...rest
   } = props;

plugins/search-react/src/components/SearchResultPager/SearchResultPager.tsx

@@ -20,6 +20,8 @@ import ArrowBackIosIcon from '@material-ui/icons/ArrowBackIos';
 import ArrowForwardIosIcon from '@material-ui/icons/ArrowForwardIos';
 
 import { useSearch } from '../../context';
+import { useTranslationRef } from '@backstage/frontend-plugin-api';
+import { searchReactTranslationRef } from '../../translation';
 
 const useStyles = makeStyles(theme => ({
   root: {
@@ -36,6 +38,7 @@ const useStyles = makeStyles(theme => ({
 export const SearchResultPager = () => {
   const { fetchNextPage, fetchPreviousPage } = useSearch();
   const classes = useStyles();
+  const { t } = useTranslationRef(searchReactTranslationRef);
 
   if (!fetchNextPage && !fetchPreviousPage) {
     return <></>;
@@ -49,7 +52,7 @@ export const SearchResultPager = () => {
         onClick={fetchPreviousPage}
         startIcon={<ArrowBackIosIcon />}
       >
-        Previous
+        {t('searchResultPager.previous')}
       </Button>
 
       <Button
@@ -58,7 +61,7 @@ export const SearchResultPager = () => {
         onClick={fetchNextPage}
         endIcon={<ArrowForwardIosIcon />}
       >
-        Next
+        {t('searchResultPager.next')}
       </Button>
     </nav>
   );

plugins/search-react/src/translation.ts

@@ -0,0 +1,43 @@
+/*
+ * Copyright 2025 The Backstage Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { createTranslationRef } from '@backstage/core-plugin-api/alpha';
+
+export const searchReactTranslationRef = createTranslationRef({
+  id: 'search-react',
+  messages: {
+    searchBar: {
+      title: 'Search',
+      placeholder: 'Search in {{org}}',
+    },
+    searchFilter: {
+      allOptionTitle: 'All',
+    },
+    searchPagination: {
+      limitLabel: 'Results per page:',
+      limitText: 'of {{num}}',
+    },
+    noResultsDescription: 'Sorry, no results were found',
+    searchResultGroup: {
+      linkTitle: 'See All',
+      addFilterButtonTitle: 'Add filter',
+    },
+    searchResultPager: {
+      previous: 'Previous',
+      next: 'Next',
+    },
+  },
+});