feat: Integrate firebase internal analytics with ABT

Author: Athira M

packages/remote-config/src/abt/experiment.ts

@@ -16,9 +16,14 @@
  */
 import { Storage } from '../storage/storage';
 import { FirebaseExperimentDescription } from '../public_types';
+import { Provider } from '@firebase/component';
+import { FirebaseAnalyticsInternalName } from '@firebase/analytics-interop-types';
 
 export class Experiment {
-  constructor(private readonly storage: Storage) {}
+  constructor(
+    private readonly storage: Storage,
+    private readonly analytics: Provider<FirebaseAnalyticsInternalName>
+  ) {}
 
   async updateActiveExperiments(
     latestExperiments: FirebaseExperimentDescription[]

packages/remote-config/src/api.ts

@@ -106,7 +106,7 @@ export async function activate(remoteConfig: RemoteConfig): Promise<boolean> {
     // config.
     return false;
   }
-  const experiment = new Experiment(rc._storage);
+  const experiment = new Experiment(rc._storage, rc._analytics);
   await Promise.all([
     rc._storageCache.setActiveConfig(lastSuccessfulFetchResponse.config),
     experiment.updateActiveExperiments(lastSuccessfulFetchResponse.experiments),

packages/remote-config/src/register.ts

@@ -65,6 +65,7 @@ export function registerRemoteConfig(): void {
     const installations = container
       .getProvider('installations-internal')
       .getImmediate();
+    const analytics = container.getProvider('analytics-internal');
 
     // Normalizes optional inputs.
     const { projectId, apiKey, appId } = app.options;
@@ -112,7 +113,8 @@ export function registerRemoteConfig(): void {
       cachingClient,
       storageCache,
       storage,
-      logger
+      logger,
+      analytics
     );
 
     // Starts warming cache.

packages/remote-config/src/remote_config.ts

@@ -25,6 +25,8 @@ import { StorageCache } from './storage/storage_cache';
 import { RemoteConfigFetchClient } from './client/remote_config_fetch_client';
 import { Storage } from './storage/storage';
 import { Logger } from '@firebase/logger';
+import { FirebaseAnalyticsInternalName } from '@firebase/analytics-interop-types';
+import { Provider } from '@firebase/component';
 
 const DEFAULT_FETCH_TIMEOUT_MILLIS = 60 * 1000; // One minute
 const DEFAULT_CACHE_MAX_AGE_MILLIS = 12 * 60 * 60 * 1000; // Twelve hours.
@@ -83,6 +85,10 @@ export class RemoteConfig implements RemoteConfigType {
     /**
      * @internal
      */
-    readonly _logger: Logger
+    readonly _logger: Logger,
+    /**
+     * @internal
+     */
+    readonly _analytics: Provider<FirebaseAnalyticsInternalName>
   ) {}
 }

packages/remote-config/test/abt/experiment.test.ts

@@ -20,10 +20,13 @@ import * as sinon from 'sinon';
 import { Experiment } from '../../src/abt/experiment';
 import { FirebaseExperimentDescription } from '../../src/public_types';
 import { Storage } from '../../src/storage/storage';
+import { Provider } from '@firebase/component';
+import { FirebaseAnalyticsInternalName } from '@firebase/analytics-interop-types';
 
 describe('Experiment', () => {
   const storage = {} as Storage;
-  const experiment = new Experiment(storage);
+  const analytics = {} as Provider<FirebaseAnalyticsInternalName>;
+  const experiment = new Experiment(storage, analytics);
 
   describe('updateActiveExperiments', () => {
     beforeEach(() => {

packages/remote-config/test/remote_config.test.ts

@@ -47,6 +47,8 @@ import * as api from '../src/api';
 import { fetchAndActivate } from '../src';
 import { restore } from 'sinon';
 import { Experiment } from '../src/abt/experiment';
+import { Provider } from '@firebase/component';
+import { FirebaseAnalyticsInternalName } from '@firebase/analytics-interop-types';
 
 describe('RemoteConfig', () => {
   const ACTIVE_CONFIG = {
@@ -69,6 +71,8 @@ describe('RemoteConfig', () => {
   let storage: Storage;
   let logger: Logger;
   let rc: RemoteConfigType;
+  let analytics: Provider<FirebaseAnalyticsInternalName>;
+
 
   let getActiveConfigStub: sinon.SinonStub;
   let loggerDebugSpy: sinon.SinonSpy;
@@ -80,12 +84,13 @@ describe('RemoteConfig', () => {
     client = {} as RemoteConfigFetchClient;
     storageCache = {} as StorageCache;
     storage = {} as Storage;
+    analytics = {} as Provider<FirebaseAnalyticsInternalName>;
     logger = new Logger('package-name');
     getActiveConfigStub = sinon.stub().returns(undefined);
     storageCache.getActiveConfig = getActiveConfigStub;
     loggerDebugSpy = sinon.spy(logger, 'debug');
     loggerLogLevelSpy = sinon.spy(logger, 'logLevel', ['set']);
-    rc = new RemoteConfig(app, client, storageCache, storage, logger);
+    rc = new RemoteConfig(app, client, storageCache, storage, logger, analytics);
   });
 
   afterEach(() => {