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/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { Inject, Injectable, Scope } from '@nestjs/common';
import type { Packed } from '@/misc/json-schema.js';
import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
import { bindThis } from '@/decorators.js';
import { isRenotePacked, isQuotePacked } from '@/misc/is-renote.js';
import type { JsonObject } from '@/misc/json-value.js';
import Channel, { type ChannelRequest } from '../channel.js';
import { REQUEST } from '@nestjs/core';
@Injectable({ scope: Scope.TRANSIENT })
export class HomeTimelineChannel extends Channel {
public readonly chName = 'homeTimeline';
public static shouldShare = false;
public static requireCredential = true as const;
public static kind = 'read:account';
private withRenotes: boolean;
private withFiles: boolean;
constructor(
@Inject(REQUEST)
request: ChannelRequest,
private noteEntityService: NoteEntityService,
) {
super(request);
//this.onNote = this.onNote.bind(this);
}
@bindThis
public async init(params: JsonObject) {
this.withRenotes = !!(params.withRenotes ?? true);
this.withFiles = !!(params.withFiles ?? false);
this.subscriber.on('notesStream', this.onNote);
}
@bindThis
private async onNote(note: Packed<'Note'>) {
const isMe = this.user!.id === note.userId;
if (this.withFiles && (note.fileIds == null || note.fileIds.length === 0)) return;
if (note.channelId) {
// そのチャンネルをフォローしていない
if (!this.followingChannels.has(note.channelId)) {
return;
}
} else {
// その投稿のユーザーをフォローしていなかったら弾く
if (!isMe && !Object.hasOwn(this.following, note.userId)) return;
}
if (note.visibility === 'followers') {
if (!isMe && !Object.hasOwn(this.following, note.userId)) return;
} else if (note.visibility === 'specified') {
if (!isMe && !note.visibleUserIds!.includes(this.user!.id)) return;
}
if (note.reply) {
const reply = note.reply;
if (this.following[note.userId]?.withReplies) {
// 自分のフォローしていないユーザーの visibility: followers な投稿への返信は弾く
if (reply.visibility === 'followers' && !Object.hasOwn(this.following, reply.userId) && reply.userId !== this.user!.id) return;
} else {
// 「チャンネル接続主への返信」でもなければ、「チャンネル接続主が行った返信」でもなければ、「投稿者の投稿者自身への返信」でもない場合
if (reply.userId !== this.user!.id && !isMe && reply.userId !== note.userId) return;
}
}
// 純粋なリノート（引用リノートでないリノート）の場合
if (isRenotePacked(note) && !isQuotePacked(note) && note.renote) {
if (!this.withRenotes) return;
if (note.renote.reply) {
const reply = note.renote.reply;
// 自分のフォローしていないユーザーの visibility: followers な投稿への返信のリノートは弾く
if (reply.visibility === 'followers' && !Object.hasOwn(this.following, reply.userId) && reply.userId !== this.user!.id) return;
}
}
if (this.isNoteMutedOrBlocked(note)) return;
if (this.user && isRenotePacked(note) && !isQuotePacked(note)) {
if (note.renote && Object.keys(note.renote.reactions).length > 0) {
const myRenoteReaction = await this.noteEntityService.populateMyReaction(note.renote, this.user.id);
note.renote.myReaction = myRenoteReaction;
}
}
this.send('note', note);
}
@bindThis
public dispose() {
// Unsubscribe events
this.subscriber.off('notesStream', this.onNote);
}
}
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