iceshrimp-legacy/packages/backend/src/server/api/common/inject-featured.ts
ThatOneCalculator 6b00abf05c
refactor: 🎨 rome
2023-01-12 20:40:33 -08:00

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