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