barkey/packages/backend/src/core/MessagingService.ts

307 lines
12 KiB
TypeScript

import { Inject, Injectable } from '@nestjs/common';
import { In, Not } from 'typeorm';
import { DI } from '@/di-symbols.js';
import type { Config } from '@/config.js';
import type { DriveFile } from '@/models/entities/DriveFile.js';
import type { MessagingMessage } from '@/models/entities/MessagingMessage.js';
import type { Note } from '@/models/entities/Note.js';
import type { User, CacheableUser, IRemoteUser } from '@/models/entities/User.js';
import type { UserGroup } from '@/models/entities/UserGroup.js';
import { QueueService } from '@/core/QueueService.js';
import { toArray } from '@/misc/prelude/array.js';
import { IdentifiableError } from '@/misc/identifiable-error.js';
import type { MessagingMessagesRepository, MutingsRepository, UserGroupJoiningsRepository, UsersRepository } from '@/models/index.js';
import { IdService } from '@/core/IdService.js';
import { GlobalEventService } from '@/core/GlobalEventService.js';
import { UserEntityService } from '@/core/entities/UserEntityService.js';
import { ApRendererService } from '@/core/activitypub/ApRendererService.js';
import { MessagingMessageEntityService } from '@/core/entities/MessagingMessageEntityService.js';
import { PushNotificationService } from '@/core/PushNotificationService.js';
import { bindThis } from '@/decorators.js';
@Injectable()
export class MessagingService {
constructor(
@Inject(DI.config)
private config: Config,
@Inject(DI.usersRepository)
private usersRepository: UsersRepository,
@Inject(DI.messagingMessagesRepository)
private messagingMessagesRepository: MessagingMessagesRepository,
@Inject(DI.userGroupJoiningsRepository)
private userGroupJoiningsRepository: UserGroupJoiningsRepository,
@Inject(DI.mutingsRepository)
private mutingsRepository: MutingsRepository,
private userEntityService: UserEntityService,
private messagingMessageEntityService: MessagingMessageEntityService,
private idService: IdService,
private globalEventService: GlobalEventService,
private apRendererService: ApRendererService,
private queueService: QueueService,
private pushNotificationService: PushNotificationService,
) {
}
@bindThis
public async createMessage(user: { id: User['id']; host: User['host']; }, recipientUser: CacheableUser | undefined, recipientGroup: UserGroup | undefined, text: string | null | undefined, file: DriveFile | null, uri?: string) {
const message = {
id: this.idService.genId(),
createdAt: new Date(),
fileId: file ? file.id : null,
recipientId: recipientUser ? recipientUser.id : null,
groupId: recipientGroup ? recipientGroup.id : null,
text: text ? text.trim() : null,
userId: user.id,
isRead: false,
reads: [] as any[],
uri,
} as MessagingMessage;
await this.messagingMessagesRepository.insert(message);
const messageObj = await this.messagingMessageEntityService.pack(message);
if (recipientUser) {
if (this.userEntityService.isLocalUser(user)) {
// 自分のストリーム
this.globalEventService.publishMessagingStream(message.userId, recipientUser.id, 'message', messageObj);
this.globalEventService.publishMessagingIndexStream(message.userId, 'message', messageObj);
this.globalEventService.publishMainStream(message.userId, 'messagingMessage', messageObj);
}
if (this.userEntityService.isLocalUser(recipientUser)) {
// 相手のストリーム
this.globalEventService.publishMessagingStream(recipientUser.id, message.userId, 'message', messageObj);
this.globalEventService.publishMessagingIndexStream(recipientUser.id, 'message', messageObj);
this.globalEventService.publishMainStream(recipientUser.id, 'messagingMessage', messageObj);
}
} else if (recipientGroup) {
// グループのストリーム
this.globalEventService.publishGroupMessagingStream(recipientGroup.id, 'message', messageObj);
// メンバーのストリーム
const joinings = await this.userGroupJoiningsRepository.findBy({ userGroupId: recipientGroup.id });
for (const joining of joinings) {
this.globalEventService.publishMessagingIndexStream(joining.userId, 'message', messageObj);
this.globalEventService.publishMainStream(joining.userId, 'messagingMessage', messageObj);
}
}
// 2秒経っても(今回作成した)メッセージが既読にならなかったら「未読のメッセージがありますよ」イベントを発行する
setTimeout(async () => {
const freshMessage = await this.messagingMessagesRepository.findOneBy({ id: message.id });
if (freshMessage == null) return; // メッセージが削除されている場合もある
if (recipientUser && this.userEntityService.isLocalUser(recipientUser)) {
if (freshMessage.isRead) return; // 既読
//#region ただしミュートされているなら発行しない
const mute = await this.mutingsRepository.findBy({
muterId: recipientUser.id,
});
if (mute.map(m => m.muteeId).includes(user.id)) return;
//#endregion
this.globalEventService.publishMainStream(recipientUser.id, 'unreadMessagingMessage', messageObj);
this.pushNotificationService.pushNotification(recipientUser.id, 'unreadMessagingMessage', messageObj);
} else if (recipientGroup) {
const joinings = await this.userGroupJoiningsRepository.findBy({ userGroupId: recipientGroup.id, userId: Not(user.id) });
for (const joining of joinings) {
if (freshMessage.reads.includes(joining.userId)) return; // 既読
this.globalEventService.publishMainStream(joining.userId, 'unreadMessagingMessage', messageObj);
this.pushNotificationService.pushNotification(joining.userId, 'unreadMessagingMessage', messageObj);
}
}
}, 2000);
if (recipientUser && this.userEntityService.isLocalUser(user) && this.userEntityService.isRemoteUser(recipientUser)) {
const note = {
id: message.id,
createdAt: message.createdAt,
fileIds: message.fileId ? [message.fileId] : [],
text: message.text,
userId: message.userId,
visibility: 'specified',
mentions: [recipientUser].map(u => u.id),
mentionedRemoteUsers: JSON.stringify([recipientUser].map(u => ({
uri: u.uri,
username: u.username,
host: u.host,
}))),
} as Note;
const activity = this.apRendererService.renderActivity(this.apRendererService.renderCreate(await this.apRendererService.renderNote(note, false, true), note));
this.queueService.deliver(user, activity, recipientUser.inbox);
}
return messageObj;
}
@bindThis
public async deleteMessage(message: MessagingMessage) {
await this.messagingMessagesRepository.delete(message.id);
this.postDeleteMessage(message);
}
@bindThis
private async postDeleteMessage(message: MessagingMessage) {
if (message.recipientId) {
const user = await this.usersRepository.findOneByOrFail({ id: message.userId });
const recipient = await this.usersRepository.findOneByOrFail({ id: message.recipientId });
if (this.userEntityService.isLocalUser(user)) this.globalEventService.publishMessagingStream(message.userId, message.recipientId, 'deleted', message.id);
if (this.userEntityService.isLocalUser(recipient)) this.globalEventService.publishMessagingStream(message.recipientId, message.userId, 'deleted', message.id);
if (this.userEntityService.isLocalUser(user) && this.userEntityService.isRemoteUser(recipient)) {
const activity = this.apRendererService.renderActivity(this.apRendererService.renderDelete(this.apRendererService.renderTombstone(`${this.config.url}/notes/${message.id}`), user));
this.queueService.deliver(user, activity, recipient.inbox);
}
} else if (message.groupId) {
this.globalEventService.publishGroupMessagingStream(message.groupId, 'deleted', message.id);
}
}
/**
* Mark messages as read
*/
@bindThis
public async readUserMessagingMessage(
userId: User['id'],
otherpartyId: User['id'],
messageIds: MessagingMessage['id'][],
) {
if (messageIds.length === 0) return;
const messages = await this.messagingMessagesRepository.findBy({
id: In(messageIds),
});
for (const message of messages) {
if (message.recipientId !== userId) {
throw new IdentifiableError('e140a4bf-49ce-4fb6-b67c-b78dadf6b52f', 'Access denied (user).');
}
}
// Update documents
await this.messagingMessagesRepository.update({
id: In(messageIds),
userId: otherpartyId,
recipientId: userId,
isRead: false,
}, {
isRead: true,
});
// Publish event
this.globalEventService.publishMessagingStream(otherpartyId, userId, 'read', messageIds);
this.globalEventService.publishMessagingIndexStream(userId, 'read', messageIds);
if (!await this.userEntityService.getHasUnreadMessagingMessage(userId)) {
// 全ての(いままで未読だった)自分宛てのメッセージを(これで)読みましたよというイベントを発行
this.globalEventService.publishMainStream(userId, 'readAllMessagingMessages');
this.pushNotificationService.pushNotification(userId, 'readAllMessagingMessages', undefined);
} else {
// そのユーザーとのメッセージで未読がなければイベント発行
const count = await this.messagingMessagesRepository.count({
where: {
userId: otherpartyId,
recipientId: userId,
isRead: false,
},
take: 1,
});
if (!count) {
this.pushNotificationService.pushNotification(userId, 'readAllMessagingMessagesOfARoom', { userId: otherpartyId });
}
}
}
/**
* Mark messages as read
*/
@bindThis
public async readGroupMessagingMessage(
userId: User['id'],
groupId: UserGroup['id'],
messageIds: MessagingMessage['id'][],
) {
if (messageIds.length === 0) return;
// check joined
const joining = await this.userGroupJoiningsRepository.findOneBy({
userId: userId,
userGroupId: groupId,
});
if (joining == null) {
throw new IdentifiableError('930a270c-714a-46b2-b776-ad27276dc569', 'Access denied (group).');
}
const messages = await this.messagingMessagesRepository.findBy({
id: In(messageIds),
});
const reads: MessagingMessage['id'][] = [];
for (const message of messages) {
if (message.userId === userId) continue;
if (message.reads.includes(userId)) continue;
// Update document
await this.messagingMessagesRepository.createQueryBuilder().update()
.set({
reads: (() => `array_append("reads", '${joining.userId}')`) as any,
})
.where('id = :id', { id: message.id })
.execute();
reads.push(message.id);
}
// Publish event
this.globalEventService.publishGroupMessagingStream(groupId, 'read', {
ids: reads,
userId: userId,
});
this.globalEventService.publishMessagingIndexStream(userId, 'read', reads);
if (!await this.userEntityService.getHasUnreadMessagingMessage(userId)) {
// 全ての(いままで未読だった)自分宛てのメッセージを(これで)読みましたよというイベントを発行
this.globalEventService.publishMainStream(userId, 'readAllMessagingMessages');
this.pushNotificationService.pushNotification(userId, 'readAllMessagingMessages', undefined);
} else {
// そのグループにおいて未読がなければイベント発行
const unreadExist = await this.messagingMessagesRepository.createQueryBuilder('message')
.where('message.groupId = :groupId', { groupId: groupId })
.andWhere('message.userId != :userId', { userId: userId })
.andWhere('NOT (:userId = ANY(message.reads))', { userId: userId })
.andWhere('message.createdAt > :joinedAt', { joinedAt: joining.createdAt }) // 自分が加入する前の会話については、未読扱いしない
.getOne().then(x => x != null);
if (!unreadExist) {
this.pushNotificationService.pushNotification(userId, 'readAllMessagingMessagesOfARoom', { groupId });
}
}
}
@bindThis
public async deliverReadActivity(user: { id: User['id']; host: null; }, recipient: IRemoteUser, messages: MessagingMessage | MessagingMessage[]) {
messages = toArray(messages).filter(x => x.uri);
const contents = messages.map(x => this.apRendererService.renderRead(user, x));
if (contents.length > 1) {
const collection = this.apRendererService.renderOrderedCollection(null, contents.length, undefined, undefined, contents);
this.queueService.deliver(user, this.apRendererService.renderActivity(collection), recipient.inbox);
} else {
for (const content of contents) {
this.queueService.deliver(user, this.apRendererService.renderActivity(content), recipient.inbox);
}
}
}
}