feat: feature search basic functionality (#5150)

src/lib/features/feature-search/feature-search-controller.ts

@@ -11,11 +11,10 @@ import { Logger } from '../../logger';
 import { createResponseSchema, getStandardResponses } from '../../openapi';
 import { IAuthRequest } from '../../routes/unleash-types';
 import { InvalidOperationError } from '../../error';
-
-interface ISearchQueryParams {
-    query: string;
-    tags: string[];
-}
+import {
+    FeatureSearchQueryParameters,
+    featureSearchQueryParameters,
+} from '../../openapi/spec/feature-search-query-parameters';
 
 const PATH = '/features';
 
@@ -56,6 +55,8 @@ export default class FeatureSearchController extends Controller {
                     summary: 'Search and filter features',
                     description: 'Search and filter by selected fields.',
                     operationId: 'searchFeatures',
+                    // TODO: fix the type
+                    parameters: featureSearchQueryParameters as any,
                     responses: {
                         200: createResponseSchema('searchFeaturesSchema'),
                         ...getStandardResponses(401, 403, 404),
@@ -66,16 +67,11 @@ export default class FeatureSearchController extends Controller {
     }
 
     async searchFeatures(
-        req: IAuthRequest<any, any, any, ISearchQueryParams>,
+        req: IAuthRequest<any, any, any, FeatureSearchQueryParameters>,
         res: Response,
     ): Promise<void> {
-        const { query, tags } = req.query;
-
         if (this.config.flagResolver.isEnabled('featureSearchAPI')) {
-            const features = await this.featureSearchService.search(
-                query,
-                tags,
-            );
+            const features = await this.featureSearchService.search(req.query);
             res.json({ features });
         } else {
             throw new InvalidOperationError(

src/lib/features/feature-search/feature-search-service.ts

@@ -4,6 +4,7 @@ import {
     IUnleashConfig,
     IUnleashStores,
 } from '../../types';
+import { FeatureSearchQueryParameters } from '../../openapi/spec/feature-search-query-parameters';
 
 export class FeatureSearchService {
     private featureStrategiesStore: IFeatureStrategiesStore;
@@ -18,12 +19,12 @@ export class FeatureSearchService {
         this.logger = getLogger('services/feature-search-service.ts');
     }
 
-    async search(query: string, tags: string[]) {
+    async search(params: FeatureSearchQueryParameters) {
         const features = await this.featureStrategiesStore.getFeatureOverview({
-            projectId: 'default',
+            projectId: params.projectId,
+            namePrefix: params.query,
         });
 
         return features;
-        // Search for features
     }
 }

src/lib/features/feature-search/feature.search.e2e.test.ts

@@ -4,6 +4,7 @@ import {
     setupAppWithCustomConfig,
 } from '../../../test/e2e/helpers/test-helper';
 import getLogger from '../../../test/fixtures/no-logger';
+import { FeatureSearchQueryParameters } from '../../openapi/spec/feature-search-query-parameters';
 
 let app: IUnleashTest;
 let db: ITestDb;
@@ -29,13 +30,44 @@ afterAll(async () => {
     await db.destroy();
 });
 
-beforeEach(async () => {});
+beforeEach(async () => {
+    await db.stores.featureToggleStore.deleteAll();
+});
 
-const searchFeatures = async (expectedCode = 200) => {
-    return app.request.get(`/api/admin/search/features`).expect(expectedCode);
+const searchFeatures = async (
+    { query, projectId = 'default' }: Partial<FeatureSearchQueryParameters>,
+    expectedCode = 200,
+) => {
+    return app.request
+        .get(`/api/admin/search/features?query=${query}&projectId=${projectId}`)
+        .expect(expectedCode);
 };
 
-test('should return empty features', async () => {
-    const { body } = await searchFeatures();
-    expect(body).toStrictEqual({ features: [] });
+test('should return matching features', async () => {
+    await app.createFeature('my_feature_a');
+    await app.createFeature('my_feature_b');
+    await app.createFeature('my_feat_c');
+
+    const { body } = await searchFeatures({ query: 'my_feature' });
+
+    expect(body).toMatchObject({
+        features: [{ name: 'my_feature_a' }, { name: 'my_feature_b' }],
+    });
+});
+
+test('should return empty features', async () => {
+    const { body } = await searchFeatures({ query: '' });
+    expect(body).toMatchObject({ features: [] });
+});
+
+test('should not return features from another project', async () => {
+    await app.createFeature('my_feature_a');
+    await app.createFeature('my_feature_b');
+
+    const { body } = await searchFeatures({
+        query: '',
+        projectId: 'another_project',
+    });
+
+    expect(body).toMatchObject({ features: [] });
 });

src/lib/openapi/spec/feature-search-query-parameters.ts

@@ -0,0 +1,28 @@
+import { FromQueryParams } from '../util/from-query-params';
+
+export const featureSearchQueryParameters = [
+    {
+        name: 'query',
+        schema: {
+            default: '',
+            type: 'string' as const,
+            example: 'feature_a',
+        },
+        description: 'The search query for the feature or tag',
+        in: 'query',
+    },
+    {
+        name: 'projectId',
+        schema: {
+            default: '',
+            type: 'string' as const,
+            example: 'default',
+        },
+        description: 'Id of the project where search is performed',
+        in: 'query',
+    },
+] as const;
+
+export type FeatureSearchQueryParameters = FromQueryParams<
+    typeof featureSearchQueryParameters
+>;

src/lib/openapi/spec/index.ts

@@ -167,3 +167,4 @@ export * from './feature-dependencies-schema';
 export * from './dependencies-exist-schema';
 export * from './validate-archive-features-schema';
 export * from './search-features-schema';
+export * from './feature-search-query-parameters';