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/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { Inject, Injectable } from '@nestjs/common';
import type { NotesRepository } from '@/models/_.js';
import { Endpoint } from '@/server/api/endpoint-base.js';
import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
import { DI } from '@/di-symbols.js';
import { FeaturedService } from '@/core/FeaturedService.js';
import { isUserRelated } from '@/misc/is-user-related.js';
import { CacheService } from '@/core/CacheService.js';
import { QueryService } from '@/core/QueryService.js';
import { ApiError } from '@/server/api/error.js';
import { RoleService } from '@/core/RoleService.js';
export const meta = {
tags: ['notes'],
requireCredential: false,
allowGet: true,
cacheSec: 3600,
res: {
type: 'array',
optional: false, nullable: false,
items: {
type: 'object',
optional: false, nullable: false,
ref: 'Note',
},
},
errors: {
ltlDisabled: {
message: 'Local timeline has been disabled.',
code: 'LTL_DISABLED',
id: '45a6eb02-7695-4393-b023-dd3be9aaaefd',
},
},
// Burst of 10 calls to handle tab reload, then 4/second for refresh
limit: {
type: 'bucket',
size: 10,
dripSize: 4,
},
} as const;
export const paramDef = {
type: 'object',
properties: {
limit: { type: 'integer', minimum: 1, maximum: 100, default: 10 },
untilId: { type: 'string', format: 'misskey:id' },
channelId: { type: 'string', nullable: true, format: 'misskey:id' },
},
required: [],
} as const;
@Injectable()
export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-disable-line import/no-default-export
private globalNotesRankingCache: string[] = [];
private globalNotesRankingCacheLastFetchedAt = 0;
constructor(
@Inject(DI.notesRepository)
private notesRepository: NotesRepository,
private cacheService: CacheService,
private noteEntityService: NoteEntityService,
private featuredService: FeaturedService,
private queryService: QueryService,
private readonly roleService: RoleService,
) {
super(meta, paramDef, async (ps, me) => {
const policies = await this.roleService.getUserPolicies(me ? me.id : null);
if (!policies.ltlAvailable) {
throw new ApiError(meta.errors.ltlDisabled);
}
let noteIds: string[];
if (ps.channelId) {
noteIds = await this.featuredService.getInChannelNotesRanking(ps.channelId, 50);
} else {
if (this.globalNotesRankingCacheLastFetchedAt !== 0 && (Date.now() - this.globalNotesRankingCacheLastFetchedAt < 1000 * 60 * 30)) {
noteIds = this.globalNotesRankingCache;
} else {
noteIds = await this.featuredService.getGlobalNotesRanking(100);
this.globalNotesRankingCache = noteIds;
this.globalNotesRankingCacheLastFetchedAt = Date.now();
}
}
noteIds.sort((a, b) => a > b ? -1 : 1);
if (ps.untilId) {
noteIds = noteIds.filter(id => id < ps.untilId!);
}
noteIds = noteIds.slice(0, ps.limit);
if (noteIds.length === 0) {
return [];
}
const [
userIdsWhoMeMuting,
userIdsWhoBlockingMe,
] = me ? await Promise.all([
this.cacheService.userMutingsCache.fetch(me.id),
this.cacheService.userBlockedCache.fetch(me.id),
]) : [new Set<string>(), new Set<string>()];
const query = this.notesRepository.createQueryBuilder('note')
.where('note.id IN (:...noteIds)', { noteIds: noteIds })
.innerJoinAndSelect('note.user', 'user')
.leftJoinAndSelect('note.reply', 'reply')
.leftJoinAndSelect('note.renote', 'renote')
.leftJoinAndSelect('reply.user', 'replyUser')
.leftJoinAndSelect('renote.user', 'renoteUser')
.leftJoinAndSelect('note.channel', 'channel')
.andWhere('user.isExplorable = TRUE');
this.queryService.generateBlockedHostQueryForNote(query);
const notes = (await query.getMany()).filter(note => {
if (me && isUserRelated(note, userIdsWhoBlockingMe)) return false;
if (me && isUserRelated(note, userIdsWhoMeMuting)) return false;
return true;
});
notes.sort((a, b) => a.id > b.id ? -1 : 1);
return await this.noteEntityService.packMany(notes, me);
});
}
}
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