/* * SPDX-FileCopyrightText: syuilo and other misskey contributors * SPDX-License-Identifier: AGPL-3.0-only */ import { Inject, Injectable } from '@nestjs/common'; import { Endpoint } from '@/server/api/endpoint-base.js'; import type { GalleryPostsRepository } from '@/models/_.js'; import { GalleryPostEntityService } from '@/core/entities/GalleryPostEntityService.js'; import { DI } from '@/di-symbols.js'; import { FeaturedService } from '@/core/FeaturedService.js'; export const meta = { tags: ['gallery'], requireCredential: false, res: { type: 'array', optional: false, nullable: false, items: { type: 'object', optional: false, nullable: false, ref: 'GalleryPost', }, }, } as const; export const paramDef = { type: 'object', properties: { limit: { type: 'integer', minimum: 1, maximum: 100, default: 10 }, untilId: { type: 'string', format: 'misskey:id' }, }, required: [], } as const; @Injectable() export default class extends Endpoint { // eslint-disable-line import/no-default-export private galleryPostsRankingCache: string[] = []; private galleryPostsRankingCacheLastFetchedAt = 0; constructor( @Inject(DI.galleryPostsRepository) private galleryPostsRepository: GalleryPostsRepository, private galleryPostEntityService: GalleryPostEntityService, private featuredService: FeaturedService, ) { super(meta, paramDef, async (ps, me) => { let postIds: string[]; if (this.galleryPostsRankingCacheLastFetchedAt !== 0 && (Date.now() - this.galleryPostsRankingCacheLastFetchedAt < 1000 * 60 * 30)) { postIds = this.galleryPostsRankingCache; } else { postIds = await this.featuredService.getGalleryPostsRanking(100); this.galleryPostsRankingCache = postIds; this.galleryPostsRankingCacheLastFetchedAt = Date.now(); } postIds.sort((a, b) => a > b ? -1 : 1); if (ps.untilId) { postIds = postIds.filter(id => id < ps.untilId!); } postIds = postIds.slice(0, ps.limit); if (postIds.length === 0) { return []; } const query = this.galleryPostsRepository.createQueryBuilder('post') .where('post.id IN (:...postIds)', { postIds: postIds }); const posts = await query.getMany(); return await this.galleryPostEntityService.packMany(posts, me); }); } }