import { writeFile } from "fs/promises";
import { rankCalc } from "./rank.js";

(async function () {
    let users = [];

    let i = 0;

    while (true) {
        let h1 = await fetch(`https://api.darflen.com/users/paradock/followers/${i}`)
        let j1 = await h1.json();

        let users2 = j1.followers.map(x => x.profile.username);

        users = [...users, ...users2];

        if (users2.length == 0) break;

        i++;
    }
    let data = {};
    let p = [];
    for (let u of users) {
        if (p.length >= 10) {
            await Promise.all(p);
            p = [];
        }
        p.push((async function () {
            let h1 = await fetch(`https://api.darflen.com/users/${u}/followers`)
            let j1 = await h1.json();

            let h2 = await fetch(`https://api.darflen.com/users/${u}/following`)
            let j2 = await h2.json();

            data[u] = {
                followers: j1.followers.map(x => x.profile.username),
                following: j2.following.map(x => x.profile.username)
            }
            console.log(`User ${u} calculated`);
        })())
    }

    await Promise.all(p);

    let dat = Object.entries(rankCalc(data, 100));
    dat = dat.sort((a, b) => a[1] - b[1]);
    let dat2 = {};
    for (let d of dat) {
        dat2[d[0]] = d[1] * 100 + "%";
    }

    let srz = JSON.stringify(dat2);
    await writeFile(`./users.json`, srz, 'utf8');
})()