56 lines
1.7 KiB
TypeScript
56 lines
1.7 KiB
TypeScript
import rndstr from 'rndstr';
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import { Note } from '../../../models/entities/note';
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import { User } from '../../../models/entities/user';
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import { Notes, UserProfiles, NoteReactions } from '../../../models';
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import { generateMutedUserQuery } from './generate-muted-user-query';
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import { ensure } from '../../../prelude/ensure';
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// TODO: リアクション、Renote、返信などをしたノートは除外する
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export async function injectFeatured(timeline: Note[], user?: User | null) {
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if (timeline.length < 5) return;
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if (user) {
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const profile = await UserProfiles.findOne(user.id).then(ensure);
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if (!profile.injectFeaturedNote) return;
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}
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const max = 30;
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const day = 1000 * 60 * 60 * 24 * 3; // 3日前まで
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const query = Notes.createQueryBuilder('note')
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.addSelect('note.score')
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.where('note.userHost IS NULL')
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.andWhere(`note.score > 0`)
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.andWhere(`note.createdAt > :date`, { date: new Date(Date.now() - day) })
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.andWhere(`note.visibility = 'public'`)
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.leftJoinAndSelect('note.user', 'user');
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if (user) {
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query.andWhere('note.userId != :userId', { userId: user.id });
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generateMutedUserQuery(query, user);
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const reactionQuery = NoteReactions.createQueryBuilder('reaction')
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.select('reaction.noteId')
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.where('reaction.userId = :userId', { userId: user.id });
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query.andWhere(`note.id NOT IN (${ reactionQuery.getQuery() })`);
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}
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const notes = await query
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.orderBy('note.score', 'DESC')
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.take(max)
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.getMany();
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if (notes.length === 0) return;
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// Pick random one
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const featured = notes[Math.floor(Math.random() * notes.length)];
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(featured as any)._featuredId_ = rndstr('a-z0-9', 8);
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// Inject featured
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timeline.splice(3, 0, featured);
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}
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