feat(server): support read all notifications (#13083)

close AF-2719



#### PR Dependency Tree


* **PR #13083** 👈

This tree was auto-generated by
[Charcoal](https://github.com/danerwilliams/charcoal)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

* **New Features**
* Added the ability to mark all notifications as read with a single
action.
  
* **Bug Fixes**
  * Ensured notifications marked as read are no longer shown as unread.

* **Tests**
* Introduced new tests to verify the functionality of marking all
notifications as read.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

packages/backend/server/src/__tests__/e2e/notification/resolver.spec.ts

@@ -8,6 +8,7 @@ import {
   notificationCountQuery,
   NotificationObjectType,
   NotificationType,
+  readAllNotificationsMutation,
   readNotificationMutation,
 } from '@affine/graphql';
 
@@ -677,3 +678,41 @@ e2e('should list and count notifications', async t => {
     t.is(result3.currentUser!.notifications.edges.length, 0);
   }
 });
+
+e2e('should mark all notifications as read', async t => {
+  const { member, owner, workspace } = await init();
+  await app.login(owner);
+
+  await app.gql({
+    query: mentionUserMutation,
+    variables: {
+      input: {
+        userId: member.id,
+        workspaceId: workspace.id,
+        doc: {
+          id: 'doc-id-1',
+          title: 'doc-title-1',
+          blockId: 'block-id-1',
+          mode: DocMode.page,
+        },
+      },
+    },
+  });
+
+  await app.login(member);
+
+  await app.gql({
+    query: readAllNotificationsMutation,
+  });
+
+  const result = await app.gql({
+    query: listNotificationsQuery,
+    variables: {
+      pagination: {
+        first: 10,
+        offset: 0,
+      },
+    },
+  });
+  t.is(result.currentUser!.notifications.totalCount, 0);
+});

packages/backend/server/src/core/notification/resolver.ts

@@ -100,6 +100,14 @@ export class UserNotificationResolver {
     await this.service.markAsRead(me.id, notificationId);
     return true;
   }
+
+  @Mutation(() => Boolean, {
+    description: 'mark all notifications as read',
+  })
+  async readAllNotifications(@CurrentUser() me: UserType) {
+    await this.service.markAllAsRead(me.id);
+    return true;
+  }
 }
 
 @Resolver(() => NotificationObjectType)

packages/backend/server/src/core/notification/service.ts

@@ -399,6 +399,10 @@ export class NotificationService {
     }
   }
 
+  async markAllAsRead(userId: string) {
+    await this.models.notification.markAllAsRead(userId);
+  }
+
   /**
    * Find notifications by user id, order by createdAt desc
    */

packages/backend/server/src/models/__tests__/notification.spec.ts

@@ -430,3 +430,32 @@ test('should create a comment mention notification', async t => {
   t.is(notification.body.commentId, commentId);
   t.is(notification.body.replyId, replyId);
 });
+
+test('should mark all notifications as read', async t => {
+  await models.notification.createMention({
+    userId: user.id,
+    body: {
+      workspaceId: workspace.id,
+      doc: {
+        id: docId,
+        title: 'doc-title',
+        blockId: 'blockId',
+        mode: DocMode.page,
+      },
+      createdByUserId: createdBy.id,
+    },
+  });
+  await models.notification.createInvitation({
+    userId: user.id,
+    body: {
+      workspaceId: workspace.id,
+      createdByUserId: createdBy.id,
+      inviteId: randomUUID(),
+    },
+  });
+
+  await models.notification.markAllAsRead(user.id);
+
+  const notifications = await models.notification.findManyByUserId(user.id);
+  t.is(notifications.length, 0);
+});

packages/backend/server/src/models/notification.ts

@@ -261,6 +261,18 @@ export class NotificationModel extends BaseModel {
     });
   }
 
+  async markAllAsRead(userId: string) {
+    const { count } = await this.db.notification.updateMany({
+      where: { userId },
+      data: {
+        read: true,
+      },
+    });
+    this.logger.log(
+      `Marked all notifications as read for user ${userId}, count: ${count}`
+    );
+  }
+
   /**
    * Find many notifications by user id, exclude read notifications by default
    */

packages/backend/server/src/schema.gql

@@ -1236,6 +1236,9 @@ type Mutation {
   """queue workspace doc embedding"""
   queueWorkspaceEmbedding(docId: [String!]!, workspaceId: String!): Boolean!
 
+  """mark all notifications as read"""
+  readAllNotifications: Boolean!
+
   """mark notification as read"""
   readNotification(id: String!): Boolean!
   recoverDoc(guid: String!, timestamp: DateTime!, workspaceId: String!): DateTime!