feat: add user preference change to event log

src/lib/features/user-subscriptions/user-subscriptions-service.e2e.test.ts

@@ -1,7 +1,8 @@
 import {
+    type IEventStore,
     type IUnleashConfig,
     type IUnleashStores,
-    type IUser,
+    type IUserStore,
     TEST_AUDIT_USER,
 } from '../../types';
 import type { UserSubscriptionsService } from './user-subscriptions-service';
@@ -13,32 +14,39 @@ import type { IUserSubscriptionsReadModel } from './user-subscriptions-read-mode
 
 let stores: IUnleashStores;
 let db: ITestDb;
+let userStore: IUserStore;
 let userSubscriptionService: UserSubscriptionsService;
 let userSubscriptionsReadModel: IUserSubscriptionsReadModel;
+let eventsStore: IEventStore;
 let config: IUnleashConfig;
-let user: IUser;
 
 beforeAll(async () => {
     db = await dbInit('user_subscriptions', getLogger);
     stores = db.stores;
     config = createTestConfig({});
 
+    userStore = stores.userStore;
     userSubscriptionService = createUserSubscriptionsService(config)(
         db.rawDatabase,
     );
     userSubscriptionsReadModel = db.stores.userSubscriptionsReadModel;
+    eventsStore = db.stores.eventStore;
+});
 
-    user = await stores.userStore.insert({
-        email: '[email protected]',
-        name: 'Sample Name',
-    });
+beforeEach(async () => {
+    await userStore.deleteAll();
 });
 
 afterAll(async () => {
     await db.destroy();
 });
 
 test('Subscribe and unsubscribe', async () => {
+    const user = await userStore.insert({
+        email: '[email protected]',
+        name: 'Sample Name',
+    });
+
     const subscribers = await userSubscriptionsReadModel.getSubscribedUsers(
         'productivity-report',
     );
@@ -47,7 +55,7 @@ test('Subscribe and unsubscribe', async () => {
     ]);
 
     const userSubscriptions =
-        await userSubscriptionsReadModel.getUserSubscriptions(user.id);
+        await userSubscriptionService.getUserSubscriptions(user.id);
     expect(userSubscriptions).toMatchObject(['productivity-report']);
 
     await userSubscriptionService.unsubscribe(
@@ -62,6 +70,49 @@ test('Subscribe and unsubscribe', async () => {
     expect(noSubscribers).toMatchObject([]);
 
     const noUserSubscriptions =
-        await userSubscriptionsReadModel.getUserSubscriptions(user.id);
+        await userSubscriptionService.getUserSubscriptions(user.id);
     expect(noUserSubscriptions).toMatchObject([]);
 });
+
+test('Event log for subscription actions', async () => {
+    const user = await userStore.insert({
+        email: '[email protected]',
+        name: 'Sample Name',
+    });
+
+    await userSubscriptionService.unsubscribe(
+        user.id,
+        'productivity-report',
+        TEST_AUDIT_USER,
+    );
+
+    const unsubscribeEvent = (await eventsStore.getAll())[0];
+
+    expect(unsubscribeEvent).toEqual(
+        expect.objectContaining({
+            type: 'user-preference-updated',
+            data: {
+                subscription: 'productivity-report',
+                action: 'unsubscribed',
+            },
+        }),
+    );
+
+    await userSubscriptionService.subscribe(
+        user.id,
+        'productivity-report',
+        TEST_AUDIT_USER,
+    );
+
+    const subscribeEvent = (await eventsStore.getAll())[0];
+
+    expect(subscribeEvent).toEqual(
+        expect.objectContaining({
+            type: 'user-preference-updated',
+            data: {
+                subscription: 'productivity-report',
+                action: 'subscribed',
+            },
+        }),
+    );
+});

src/lib/features/user-subscriptions/user-subscriptions-service.ts

@@ -1,4 +1,8 @@
-import type { IUnleashConfig, IUnleashStores } from '../../types';
+import {
+    UserPreferenceUpdatedEvent,
+    type IUnleashConfig,
+    type IUnleashStores,
+} from '../../types';
 import type { Logger } from '../../logger';
 import type { IAuditUser } from '../../types/user';
 import type {
@@ -49,13 +53,13 @@ export class UserSubscriptionsService {
         };
 
         await this.userUnsubscribeStore.delete(entry);
-        // TODO: log an event
-        // await this.eventService.storeEvent(
-        //     new UserSubscriptionEvent({
-        //         data: { ...entry, action: 'subscribed' },
-        //         auditUser,
-        //     }),
-        // );
+        await this.eventService.storeEvent(
+            new UserPreferenceUpdatedEvent({
+                userId,
+                data: { subscription, action: 'subscribed' },
+                auditUser,
+            }),
+        );
     }
 
     async unsubscribe(
@@ -69,12 +73,12 @@ export class UserSubscriptionsService {
         };
 
         await this.userUnsubscribeStore.insert(entry);
-        // TODO: log an event
-        // await this.eventService.storeEvent(
-        //     new UserSubscriptionEvent({
-        //         data: { ...entry, action: 'unsubscribed' },
-        //         auditUser,
-        //     }),
-        // );
+        await this.eventService.storeEvent(
+            new UserPreferenceUpdatedEvent({
+                userId,
+                data: { subscription, action: 'unsubscribed' },
+                auditUser,
+            }),
+        );
     }
 }

src/lib/types/events.ts

@@ -204,6 +204,8 @@ export const ACTIONS_CREATED = 'actions-created' as const;
 export const ACTIONS_UPDATED = 'actions-updated' as const;
 export const ACTIONS_DELETED = 'actions-deleted' as const;
 
+export const USER_PREFERENCE_UPDATED = 'user-preference-updated' as const;
+
 export const IEventTypes = [
     APPLICATION_CREATED,
     FEATURE_CREATED,
@@ -351,6 +353,7 @@ export const IEventTypes = [
     ACTIONS_CREATED,
     ACTIONS_UPDATED,
     ACTIONS_DELETED,
+    USER_PREFERENCE_UPDATED,
 ] as const;
 export type IEventType = (typeof IEventTypes)[number];
 
@@ -2024,3 +2027,18 @@ function mapUserToData(user: IUserEventData): any {
         rootRole: user.rootRole,
     };
 }
+
+export class UserPreferenceUpdatedEvent extends BaseEvent {
+    readonly userId;
+    readonly data: any;
+
+    constructor(eventData: {
+        userId: number;
+        data: any;
+        auditUser: IAuditUser;
+    }) {
+        super(USER_PREFERENCE_UPDATED, eventData.auditUser);
+        this.userId = eventData.userId;
+        this.data = eventData.data;
+    }
+}

src/mailtemplates/productivity-report/productivity-report.plain.mustache

@@ -14,4 +14,4 @@ Production updates last month: {{productionUpdates}}
 Go to your Insights to learn more: {{unleashUrl}}/insights
 
 This email was sent to {{userEmail}}. You’ve received this as you are a user of Unleash.
-If you wish to unsubscribe, go to you profile settings <a href="{{unleashUrl}}/profile">here</a>.
+If you wish to unsubscribe, go to you profile settings on {{unleashUrl}}/profile