import rndstr from "rndstr";
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、返信などをしたノートは除外する
export async function injectFeatured(timeline, user) {
    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._featuredId_ = rndstr("a-z0-9", 8);
    // Inject featured
    timeline.splice(3, 0, featured);
}