feat: notifications (#1947)

* feat: notifications
* feat: watchers

* improvements

* handle page move for watchers

* make watchers non-blocking

* more

apps/server/src/core/page/page.module.ts

@@ -5,11 +5,12 @@ import { PageHistoryService } from './services/page-history.service';
 import { TrashCleanupService } from './services/trash-cleanup.service';
 import { StorageModule } from '../../integrations/storage/storage.module';
 import { CollaborationModule } from '../../collaboration/collaboration.module';
+import { WatcherModule } from '../watcher/watcher.module';
 
 @Module({
   controllers: [PageController],
   providers: [PageService, PageHistoryService, TrashCleanupService],
   exports: [PageService, PageHistoryService],
-  imports: [StorageModule, CollaborationModule],
+  imports: [StorageModule, CollaborationModule, WatcherModule],
 })
 export class PageModule {}

apps/server/src/core/page/services/page.service.ts

@@ -18,6 +18,7 @@ import { KyselyDB } from '@docmost/db/types/kysely.types';
 import { generateJitteredKeyBetween } from 'fractional-indexing-jittered';
 import { MovePageDto } from '../dto/move-page.dto';
 import { generateSlugId } from '../../../common/helpers';
+import { getPageTitle } from '../../../common/helpers';
 import { executeTx } from '@docmost/db/utils';
 import { AttachmentRepo } from '@docmost/db/repos/attachment/attachment.repo';
 import { v7 as uuid7 } from 'uuid';
@@ -46,6 +47,7 @@ import { EventName } from '../../../common/events/event.contants';
 import { EventEmitter2 } from '@nestjs/event-emitter';
 import { CollaborationGateway } from '../../../collaboration/collaboration.gateway';
 import { markdownToHtml } from '@docmost/editor-ext';
+import { WatcherService } from '../../watcher/watcher.service';
 
 @Injectable()
 export class PageService {
@@ -58,8 +60,10 @@ export class PageService {
     private readonly storageService: StorageService,
     @InjectQueue(QueueName.ATTACHMENT_QUEUE) private attachmentQueue: Queue,
     @InjectQueue(QueueName.AI_QUEUE) private aiQueue: Queue,
+    @InjectQueue(QueueName.GENERAL_QUEUE) private generalQueue: Queue,
     private eventEmitter: EventEmitter2,
     private collaborationGateway: CollaborationGateway,
+    private readonly watcherService: WatcherService,
   ) {}
 
   async findById(
@@ -110,7 +114,7 @@ export class PageService {
       ydoc = createYdocFromJson(prosemirrorJson);
     }
 
-    return this.pageRepo.insertPage({
+    const page = await this.pageRepo.insertPage({
       slugId: generateSlugId(),
       title: createPageDto.title,
       position: await this.nextPagePosition(
@@ -127,6 +131,19 @@ export class PageService {
       textContent,
       ydoc,
     });
+
+    this.generalQueue
+      .add(QueueJob.ADD_PAGE_WATCHERS, {
+        userIds: [userId],
+        pageId: page.id,
+        spaceId: createPageDto.spaceId,
+        workspaceId,
+      })
+      .catch((err) =>
+        this.logger.warn(`Failed to queue add-page-watchers: ${err.message}`),
+      );
+
+    return page;
   }
 
   async nextPagePosition(spaceId: string, parentPageId?: string) {
@@ -190,6 +207,17 @@ export class PageService {
       page.id,
     );
 
+    this.generalQueue
+      .add(QueueJob.ADD_PAGE_WATCHERS, {
+        userIds: [user.id],
+        pageId: page.id,
+        spaceId: page.spaceId,
+        workspaceId: page.workspaceId,
+      })
+      .catch((err) =>
+        this.logger.warn(`Failed to queue add-page-watchers: ${err.message}`),
+      );
+
     if (
       updatePageDto.content &&
       updatePageDto.operation &&
@@ -321,6 +349,11 @@ export class PageService {
           trx,
         );
 
+        // Update watchers and remove those without access to new space
+        await this.watcherService.movePageWatchersToSpace(pageIds, spaceId, {
+          trx,
+        });
+
         await this.aiQueue.add(QueueJob.PAGE_MOVED_TO_SPACE, {
           pageId: pageIds,
           workspaceId: rootPage.workspaceId,
@@ -434,7 +467,7 @@ export class PageService {
         // Add "Copy of " prefix to the root page title only for duplicates in same space
         let title = page.title;
         if (isDuplicateInSameSpace && page.id === rootPage.id) {
-          const originalTitle = page.title || 'Untitled';
+          const originalTitle = getPageTitle(page.title);
           title = `Copy of ${originalTitle}`;
         }