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/*
* SPDX-FileCopyrightText: syuilo and other misskey contributors
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { setTimeout } from 'node:timers/promises';
import * as Redis from 'ioredis';
import { Inject, Injectable, OnApplicationShutdown } from '@nestjs/common';
import { In } from 'typeorm';
import { DI } from '@/di-symbols.js';
import type { UsersRepository } from '@/models/_.js';
import type { MiUser } from '@/models/User.js';
import type { MiNotification } from '@/models/Notification.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';
import { CacheService } from '@/core/CacheService.js';
import type { Config } from '@/config.js';
import { UserListService } from '@/core/UserListService.js';
@Injectable()
export class NotificationService implements OnApplicationShutdown {
#shutdownController = new AbortController();
constructor(
@Inject(DI.config)
private config: Config,
@Inject(DI.redis)
private redisClient: Redis.Redis,
@Inject(DI.usersRepository)
private usersRepository: UsersRepository,
private notificationEntityService: NotificationEntityService,
private idService: IdService,
private globalEventService: GlobalEventService,
private pushNotificationService: PushNotificationService,
private cacheService: CacheService,
private userListService: UserListService,
) {
}
@bindThis
public async readAllNotification(
userId: MiUser['id'],
force = false,
) {
const latestReadNotificationId = await this.redisClient.get(`latestReadNotification:${userId}`);
const latestNotificationIdsRes = await this.redisClient.xrevrange(
`notificationTimeline:${userId}`,
'+',
'-',
'COUNT', 1);
const latestNotificationId = latestNotificationIdsRes[0]?.[0];
if (latestNotificationId == null) return;
this.redisClient.set(`latestReadNotification:${userId}`, latestNotificationId);
if (force || latestReadNotificationId == null || (latestReadNotificationId < latestNotificationId)) {
return this.postReadAllNotifications(userId);
}
}
@bindThis
private postReadAllNotifications(userId: MiUser['id']) {
this.globalEventService.publishMainStream(userId, 'readAllNotifications');
this.pushNotificationService.pushNotification(userId, 'readAllNotifications', undefined);
}
@bindThis
public async createNotification(
notifieeId: MiUser['id'],
type: MiNotification['type'],
data: Omit<Partial<MiNotification>, 'notifierId'>,
notifierId?: MiUser['id'] | null,
): Promise<MiNotification | null> {
const profile = await this.cacheService.userProfileCache.fetch(notifieeId);
// 古いMisskeyバージョンのキャッシュが残っている可能性がある
// eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
const recieveConfig = (profile.notificationRecieveConfig ?? {})[type];
if (recieveConfig?.type === 'never') {
return null;
}
if (notifierId) {
if (notifieeId === notifierId) {
return null;
}
const mutings = await this.cacheService.userMutingsCache.fetch(notifieeId);
if (mutings.has(notifierId)) {
return null;
}
if (recieveConfig?.type === 'following') {
const isFollowing = await this.cacheService.userFollowingsCache.fetch(notifieeId).then(followings => Object.hasOwn(followings, notifierId));
if (!isFollowing) {
return null;
}
} else if (recieveConfig?.type === 'follower') {
const isFollower = await this.cacheService.userFollowingsCache.fetch(notifierId).then(followings => Object.hasOwn(followings, notifieeId));
if (!isFollower) {
return null;
}
} else if (recieveConfig?.type === 'mutualFollow') {
const [isFollowing, isFollower] = await Promise.all([
this.cacheService.userFollowingsCache.fetch(notifieeId).then(followings => Object.hasOwn(followings, notifierId)),
this.cacheService.userFollowingsCache.fetch(notifierId).then(followings => Object.hasOwn(followings, notifieeId)),
]);
if (!isFollowing && !isFollower) {
return null;
}
} else if (recieveConfig?.type === 'list') {
const isMember = await this.userListService.membersCache.fetch(recieveConfig.userListId).then(members => members.has(notifierId));
if (!isMember) {
return null;
}
}
}
const notification = {
id: this.idService.gen(),
createdAt: new Date(),
type: type,
notifierId: notifierId,
...data,
} as MiNotification;
const redisIdPromise = this.redisClient.xadd(
`notificationTimeline:${notifieeId}`,
'MAXLEN', '~', this.config.perUserNotificationsMaxCount.toString(),
'*',
'data', JSON.stringify(notification));
const packed = await this.notificationEntityService.pack(notification, notifieeId, {});
// 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 notification', { signal: this.#shutdownController.signal }).then(async () => {
const latestReadNotificationId = await this.redisClient.get(`latestReadNotification:${notifieeId}`);
if (latestReadNotificationId && (latestReadNotificationId >= (await redisIdPromise)!)) return;
this.globalEventService.publishMainStream(notifieeId, 'unreadNotification', packed);
this.pushNotificationService.pushNotification(notifieeId, 'notification', packed);
if (type === 'follow') this.emailNotificationFollow(notifieeId, await this.usersRepository.findOneByOrFail({ id: notifierId! }));
if (type === 'receiveFollowRequest') this.emailNotificationReceiveFollowRequest(notifieeId, await this.usersRepository.findOneByOrFail({ id: notifierId! }));
}, () => { /* aborted, ignore it */ });
return notification;
}
// TODO
//const locales = await import('../../../../locales/index.js');
// TODO: locale ファイルをクライアント用とサーバー用で分けたい
@bindThis
private async emailNotificationFollow(userId: MiUser['id'], follower: MiUser) {
/*
const userProfile = await UserProfiles.findOneByOrFail({ userId: userId });
if (!userProfile.email || !userProfile.emailNotificationTypes.includes('follow')) return;
const locale = locales[userProfile.lang ?? 'ja-JP'];
const i18n = new I18n(locale);
// TODO: render user information html
sendEmail(userProfile.email, i18n.t('_email._follow.title'), `${follower.name} (@${Acct.toString(follower)})`, `${follower.name} (@${Acct.toString(follower)})`);
*/
}
@bindThis
private async emailNotificationReceiveFollowRequest(userId: MiUser['id'], follower: MiUser) {
/*
const userProfile = await UserProfiles.findOneByOrFail({ userId: userId });
if (!userProfile.email || !userProfile.emailNotificationTypes.includes('receiveFollowRequest')) return;
const locale = locales[userProfile.lang ?? 'ja-JP'];
const i18n = new I18n(locale);
// TODO: render user information html
sendEmail(userProfile.email, i18n.t('_email._receiveFollowRequest.title'), `${follower.name} (@${Acct.toString(follower)})`, `${follower.name} (@${Acct.toString(follower)})`);
*/
}
@bindThis
public dispose(): void {
this.#shutdownController.abort();
}
@bindThis
public onApplicationShutdown(signal?: string | undefined): void {
this.dispose();
}
}
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