import { Inject, Injectable } from '@nestjs/common'; import { ModuleRef } from '@nestjs/core'; import { DI } from '@/di-symbols.js'; import type { AccessTokensRepository, NoteReactionsRepository, NotificationsRepository, User } from '@/models/index.js'; import { awaitAll } from '@/misc/prelude/await-all.js'; import type { Notification } from '@/models/entities/Notification.js'; import type { Note } from '@/models/entities/Note.js'; import type { Packed } from '@/misc/json-schema.js'; import { bindThis } from '@/decorators.js'; import { isNotNull } from '@/misc/is-not-null.js'; import { notificationTypes } from '@/types.js'; import type { OnModuleInit } from '@nestjs/common'; import type { CustomEmojiService } from '../CustomEmojiService.js'; import type { UserEntityService } from './UserEntityService.js'; import type { NoteEntityService } from './NoteEntityService.js'; const NOTE_REQUIRED_NOTIFICATION_TYPES = new Set(['mention', 'reply', 'renote', 'quote', 'reaction', 'pollEnded'] as (typeof notificationTypes[number])[]); @Injectable() export class NotificationEntityService implements OnModuleInit { private userEntityService: UserEntityService; private noteEntityService: NoteEntityService; private customEmojiService: CustomEmojiService; constructor( private moduleRef: ModuleRef, @Inject(DI.notificationsRepository) private notificationsRepository: NotificationsRepository, @Inject(DI.noteReactionsRepository) private noteReactionsRepository: NoteReactionsRepository, @Inject(DI.accessTokensRepository) private accessTokensRepository: AccessTokensRepository, //private userEntityService: UserEntityService, //private noteEntityService: NoteEntityService, //private customEmojiService: CustomEmojiService, ) { } onModuleInit() { this.userEntityService = this.moduleRef.get('UserEntityService'); this.noteEntityService = this.moduleRef.get('NoteEntityService'); this.customEmojiService = this.moduleRef.get('CustomEmojiService'); } @bindThis public async pack( src: Notification['id'] | Notification, options: { _hint_?: { packedNotes: Map>; }; }, ): Promise> { const notification = typeof src === 'object' ? src : await this.notificationsRepository.findOneByOrFail({ id: src }); const token = notification.appAccessTokenId ? await this.accessTokensRepository.findOneByOrFail({ id: notification.appAccessTokenId }) : null; const noteIfNeed = NOTE_REQUIRED_NOTIFICATION_TYPES.has(notification.type) && notification.noteId != null ? ( options._hint_?.packedNotes != null ? options._hint_.packedNotes.get(notification.noteId) : this.noteEntityService.pack(notification.note ?? notification.noteId!, { id: notification.notifieeId }, { detail: true, }) ) : undefined; return await awaitAll({ id: notification.id, createdAt: notification.createdAt.toISOString(), type: notification.type, isRead: notification.isRead, userId: notification.notifierId, user: notification.notifierId ? this.userEntityService.pack(notification.notifier ?? notification.notifierId) : null, ...(noteIfNeed != null ? { note: noteIfNeed } : {}), ...(notification.type === 'reaction' ? { reaction: notification.reaction, } : {}), ...(notification.type === 'achievementEarned' ? { achievement: notification.achievement, } : {}), ...(notification.type === 'app' ? { body: notification.customBody, header: notification.customHeader ?? token?.name, icon: notification.customIcon ?? token?.iconUrl, } : {}), }); } /** * @param notifications you should join "note" property when fetch from DB, and all notifieeId should be same as meId */ @bindThis public async packMany( notifications: Notification[], meId: User['id'], ) { if (notifications.length === 0) return []; for (const notification of notifications) { if (meId !== notification.notifieeId) { // because we call note packMany with meId, all notifieeId should be same as meId throw new Error('TRY_TO_PACK_ANOTHER_USER_NOTIFICATION'); } } const notes = notifications.map(x => x.note).filter(isNotNull); const packedNotesArray = await this.noteEntityService.packMany(notes, { id: meId }, { detail: true, }); const packedNotes = new Map(packedNotesArray.map(p => [p.id, p])); return await Promise.all(notifications.map(x => this.pack(x, { _hint_: { packedNotes, }, }))); } }