feat(adr): create search result item extension

Signed-off-by: Camila Belo <camilaibs@gmail.com>

plugins/adr/alpha-api-report.md

@@ -3,8 +3,16 @@
 > Do not edit this file. It is a report generated by [API Extractor](https://api-extractor.com/).
 
 ```ts
+import { BackstagePlugin } from '@backstage/frontend-plugin-api';
+import { Extension } from '@backstage/frontend-plugin-api';
 import { TranslationRef } from '@backstage/core-plugin-api/alpha';
 
+// @alpha (undocumented)
+export const AdrSearchResultListItemExtension: Extension<{
+  lineClamp: number;
+  noTrack: boolean;
+}>;
+
 // @alpha (undocumented)
 export const adrTranslationRef: TranslationRef<
   'adr',
@@ -15,5 +23,9 @@ export const adrTranslationRef: TranslationRef<
   }
 >;
 
+// @alpha (undocumented)
+const _default: BackstagePlugin;
+export default _default;
+
 // (No @packageDocumentation comment for this package)
 ```

plugins/adr/package.json

@@ -6,13 +6,13 @@
   "license": "Apache-2.0",
   "exports": {
     ".": "./src/index.ts",
-    "./alpha": "./src/alpha.ts",
+    "./alpha": "./src/alpha.tsx",
     "./package.json": "./package.json"
   },
   "typesVersions": {
     "*": {
       "alpha": [
-        "src/alpha.ts"
+        "src/alpha.tsx"
       ],
       "package.json": [
         "package.json"
@@ -45,6 +45,7 @@
     "@backstage/catalog-model": "workspace:^",
     "@backstage/core-components": "workspace:^",
     "@backstage/core-plugin-api": "workspace:^",
+    "@backstage/frontend-plugin-api": "workspace:^",
     "@backstage/integration-react": "workspace:^",
     "@backstage/plugin-adr-common": "workspace:^",
     "@backstage/plugin-catalog-react": "workspace:^",

plugins/adr/src/alpha.ts

@@ -1,16 +0,0 @@
-/*
- * Copyright 2023 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.
- */
-export * from './translations';

plugins/adr/src/alpha.tsx

@@ -0,0 +1,58 @@
+/*
+ * Copyright 2023 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 React from 'react';
+import {
+  createPlugin,
+  createSchemaFromZod,
+} from '@backstage/frontend-plugin-api';
+import { createSearchResultListItemExtension } from '@backstage/plugin-search-react/alpha';
+import { AdrDocument } from '@backstage/plugin-adr-common';
+
+export * from './translations';
+
+function isAdrDocument(result: any): result is AdrDocument {
+  return result.entityRef;
+}
+
+/** @alpha */
+export const AdrSearchResultListItemExtension =
+  createSearchResultListItemExtension({
+    id: 'adr',
+    configSchema: createSchemaFromZod(z =>
+      z.object({
+        // TODO: Define how the icon can be configurable
+        noTrack: z.boolean().default(false),
+        lineClamp: z.number().default(5),
+      }),
+    ),
+    predicate: result => result.type === 'adr',
+    component: async ({ config }) => {
+      const { AdrSearchResultListItem } = await import(
+        './search/AdrSearchResultListItem'
+      );
+      return ({ result, ...rest }) =>
+        isAdrDocument(result) ? (
+          <AdrSearchResultListItem {...rest} {...config} result={result} />
+        ) : null;
+    },
+  });
+
+/** @alpha */
+export default createPlugin({
+  id: 'adr',
+  extensions: [AdrSearchResultListItemExtension],
+});

yarn.lock

@@ -4501,6 +4501,7 @@ __metadata:
     "@backstage/core-components": "workspace:^"
     "@backstage/core-plugin-api": "workspace:^"
     "@backstage/dev-utils": "workspace:^"
+    "@backstage/frontend-plugin-api": "workspace:^"
     "@backstage/integration-react": "workspace:^"
     "@backstage/plugin-adr-common": "workspace:^"
     "@backstage/plugin-catalog-react": "workspace:^"