Sharkey/packages/backend/src/core/entities/NotificationEntityService.ts

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import { Inject, Injectable } from '@nestjs/common';
import { ModuleRef } from '@nestjs/core';
import { DI } from '@/di-symbols.js';
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import type { AccessTokensRepository, NoteReactionsRepository, NotificationsRepository, User } from '@/models/index.js';
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import { awaitAll } from '@/misc/prelude/await-all.js';
import type { Notification } from '@/models/entities/Notification.js';
import type { Note } from '@/models/entities/Note.js';
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import type { Packed } from '@/misc/json-schema.js';
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import { bindThis } from '@/decorators.js';
import { isNotNull } from '@/misc/is-not-null.js';
import { notificationTypes } from '@/types.js';
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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])[]);
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@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
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public async pack(
src: Notification['id'] | Notification,
options: {
_hint_?: {
packedNotes: Map<Note['id'], Packed<'Note'>>;
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};
},
): Promise<Packed<'Notification'>> {
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;
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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 } : {}),
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...(notification.type === 'reaction' ? {
reaction: notification.reaction,
} : {}),
...(notification.type === 'achievementEarned' ? {
achievement: notification.achievement,
} : {}),
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...(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
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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]));
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return await Promise.all(notifications.map(x => this.pack(x, {
_hint_: {
packedNotes,
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},
})));
}
}