Add aggregate results by entityRef

Signed-off-by: Roohn <tol.ronald@gmail.com>

plugins/entity-feedback/src/api/EntityFeedbackApi.ts

@@ -19,6 +19,7 @@ import {
   EntityRatingsData,
   FeedbackResponse,
   Rating,
+  Ratings,
 } from '@backstage/plugin-entity-feedback-common';
 
 /**
@@ -40,6 +41,11 @@ export interface EntityFeedbackApi {
 
   getRatings(entityRef: string): Promise<Omit<Rating, 'entityRef'>[]>;
 
+  /**
+   * Returns anonymized aggregated results for one entityRef
+   */
+  getRatingAggregates(entityRef: string): Promise<Ratings>;
+
   recordResponse(
     entityRef: string,
     response: Omit<FeedbackResponse, 'entityRef' | 'userRef'>,

plugins/entity-feedback/src/api/EntityFeedbackClient.test.ts

@@ -121,6 +121,24 @@ describe('EntityFeedbackClient', () => {
     expect(response).toEqual(ratings);
   });
 
+  it('getRatingAggregates', async () => {
+    const ratings = { LIKE: 3, DISLIKE: 5 };
+
+    server.use(
+      rest.get(
+        `${mockBaseUrl}/ratings/${encodeURIComponent(
+          'component:default/service',
+        )}/aggregate`,
+        (_, res, ctx) => res(ctx.json(ratings)),
+      ),
+    );
+
+    const response = await client.getRatingAggregates(
+      'component:default/service',
+    );
+    expect(response).toEqual(ratings);
+  });
+
   it('recordResponse', async () => {
     expect.assertions(1);
     const response = {

plugins/entity-feedback/src/api/EntityFeedbackClient.ts

@@ -20,6 +20,7 @@ import {
   EntityRatingsData,
   FeedbackResponse,
   Rating,
+  Ratings,
 } from '@backstage/plugin-entity-feedback-common';
 
 import { EntityFeedbackApi } from './EntityFeedbackApi';
@@ -97,6 +98,22 @@ export class EntityFeedbackClient implements EntityFeedbackApi {
     return resp.json();
   }
 
+  async getRatingAggregates(entityRef: string): Promise<Ratings> {
+    const baseUrl = await this.discoveryApi.getBaseUrl('entity-feedback');
+    const resp = await this.fetchApi.fetch(
+      `${baseUrl}/ratings/${encodeURIComponent(entityRef)}/aggregate`,
+      {
+        method: 'GET',
+      },
+    );
+
+    if (!resp.ok) {
+      throw await ResponseError.fromResponse(resp);
+    }
+
+    return resp.json();
+  }
+
   async recordResponse(
     entityRef: string,
     response: Omit<FeedbackResponse, 'entityRef' | 'userRef'>,