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import { setTimeout } from 'node:timers/promises';
import { Inject, Injectable, OnApplicationShutdown } from '@nestjs/common';
import { In } from 'typeorm';
import { DI } from '@/di-symbols.js';
import type { MutingsRepository, NotificationsRepository, UserProfilesRepository, UsersRepository } from '@/models/index.js';
import type { User } from '@/models/entities/User.js';
import type { Notification } from '@/models/entities/Notification.js';
import { UserEntityService } from '@/core/entities/UserEntityService.js';
import { bindThis } from '@/decorators.js';
import { GlobalEventService } from '@/core/GlobalEventService.js';
import { PushNotificationService } from '@/core/PushNotificationService.js';
import { NotificationEntityService } from '@/core/entities/NotificationEntityService.js';
import { IdService } from '@/core/IdService.js';
@Injectable()
export class NotificationService implements OnApplicationShutdown {
#shutdownController = new AbortController();
constructor(
@Inject(DI.usersRepository)
private usersRepository: UsersRepository,
@Inject(DI.userProfilesRepository)
private userProfilesRepository: UserProfilesRepository,
@Inject(DI.notificationsRepository)
private notificationsRepository: NotificationsRepository,
@Inject(DI.mutingsRepository)
private mutingsRepository: MutingsRepository,
private notificationEntityService: NotificationEntityService,
private userEntityService: UserEntityService,
private idService: IdService,
private globalEventService: GlobalEventService,
private pushNotificationService: PushNotificationService,
) {
}
@bindThis
public async readNotification(
userId: User['id'],
notificationIds: Notification['id'][],
) {
if (notificationIds.length === 0) return;
// Update documents
const result = await this.notificationsRepository.update({
notifieeId: userId,
id: In(notificationIds),
isRead: false,
}, {
isRead: true,
});
if (result.affected === 0) return;
if (!await this.userEntityService.getHasUnreadNotification(userId)) return this.postReadAllNotifications(userId);
else return this.postReadNotifications(userId, notificationIds);
}
@bindThis
public async readNotificationByQuery(
userId: User['id'],
query: Record<string, any>,
) {
const notificationIds = await this.notificationsRepository.findBy({
...query,
notifieeId: userId,
isRead: false,
}).then(notifications => notifications.map(notification => notification.id));
return this.readNotification(userId, notificationIds);
}
@bindThis
private postReadAllNotifications(userId: User['id']) {
this.globalEventService.publishMainStream(userId, 'readAllNotifications');
return this.pushNotificationService.pushNotification(userId, 'readAllNotifications', undefined);
}
@bindThis
private postReadNotifications(userId: User['id'], notificationIds: Notification['id'][]) {
return this.pushNotificationService.pushNotification(userId, 'readNotifications', { notificationIds });
}
@bindThis
public async createNotification(
notifieeId: User['id'],
type: Notification['type'],
data: Partial<Notification>,
): Promise<Notification | null> {
if (data.notifierId && (notifieeId === data.notifierId)) {
return null;
}
const profile = await this.userProfilesRepository.findOneBy({ userId: notifieeId });
const isMuted = profile?.mutingNotificationTypes.includes(type);
// Create notification
const notification = await this.notificationsRepository.insert({
id: this.idService.genId(),
createdAt: new Date(),
notifieeId: notifieeId,
type: type,
// 相手がこの通知をミュートしているようなら、既読を予めつけておく
isRead: isMuted,
...data,
} as Partial<Notification>)
.then(x => this.notificationsRepository.findOneByOrFail(x.identifiers[0]));
const packed = await this.notificationEntityService.pack(notification, {});
// Publish notification event
this.globalEventService.publishMainStream(notifieeId, 'notification', packed);
// 2秒経っても(今回作成した)通知が既読にならなかったら「未読の通知がありますよ」イベントを発行する
setTimeout(2000, 'unread note', { signal: this.#shutdownController.signal }).then(async () => {
const fresh = await this.notificationsRepository.findOneBy({ id: notification.id });
if (fresh == null) return; // 既に削除されているかもしれない
if (fresh.isRead) return;
//#region ただしミュートしているユーザーからの通知なら無視
const mutings = await this.mutingsRepository.findBy({
muterId: notifieeId,
});
if (data.notifierId && mutings.map(m => m.muteeId).includes(data.notifierId)) {
return;
}
//#endregion
this.globalEventService.publishMainStream(notifieeId, 'unreadNotification', packed);
this.pushNotificationService.pushNotification(notifieeId, 'notification', packed);
if (type === 'follow') this.emailNotificationFollow(notifieeId, await this.usersRepository.findOneByOrFail({ id: data.notifierId! }));
if (type === 'receiveFollowRequest') this.emailNotificationReceiveFollowRequest(notifieeId, await this.usersRepository.findOneByOrFail({ id: data.notifierId! }));
}, () => { /* aborted, ignore it */ });
return notification;
}
// TODO
//const locales = await import('../../../../locales/index.js');
// TODO: locale ファイルをクライアント用とサーバー用で分けたい
@bindThis
private async emailNotificationFollow(userId: User['id'], follower: User) {
/*
const userProfile = await UserProfiles.findOneByOrFail({ userId: userId });
if (!userProfile.email || !userProfile.emailNotificationTypes.includes('follow')) return;
const locale = locales[userProfile.lang ?? 'ja-JP'];
const i18n = new I18n(locale);
// TODO: render user information html
sendEmail(userProfile.email, i18n.t('_email._follow.title'), `${follower.name} (@${Acct.toString(follower)})`, `${follower.name} (@${Acct.toString(follower)})`);
*/
}
@bindThis
private async emailNotificationReceiveFollowRequest(userId: User['id'], follower: User) {
/*
const userProfile = await UserProfiles.findOneByOrFail({ userId: userId });
if (!userProfile.email || !userProfile.emailNotificationTypes.includes('receiveFollowRequest')) return;
const locale = locales[userProfile.lang ?? 'ja-JP'];
const i18n = new I18n(locale);
// TODO: render user information html
sendEmail(userProfile.email, i18n.t('_email._receiveFollowRequest.title'), `${follower.name} (@${Acct.toString(follower)})`, `${follower.name} (@${Acct.toString(follower)})`);
*/
}
onApplicationShutdown(signal?: string | undefined): void {
this.#shutdownController.abort();
}
}
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