atcoder friend problemset

Show friend's accepted submissions.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         atcoder friend problemset
// @namespace    https://atcoder.jp
// @version      0.1
// @description  Show friend's accepted submissions.
// @author       Enucai
// @match        https://atcoder.jp/*
// @connect      kenkoooo.com
// @connect      atcoder.jp
// @icon         data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
// @grant        GM_xmlhttpRequest
// @license      MIT
// ==/UserScript==

let user_list = localStorage.fav;

let mp = {};

async function getrate(uid) {
    if (mp[uid] != undefined) return mp[uid];
    let tmp = await fetch("https://atcoder.jp/users/" + uid);
    let lim = 0;
    while (tmp.status != 200 && lim <= 5) {
        tmp = await fetch("https://atcoder.jp/users/" + uid);
        lim += 1;
    }
    let content = await tmp.text();
    let pos = content.indexOf('<tr><th class="no-break">Rating</th><td><span');
    let rating = "", f = 0;
    let len = content.length;
    for (let i = pos; i < len; ++i) {
        if (f) {
            if (content[i] >= '0' && content[i] <= '9') rating = rating + content[i];
            else break;
        } else {
            if (content[i] >= '0' && content[i] <= '9') {
                rating = rating + content[i];
                f = 1;
            }
        }
    }
    // console.log("getting", uid);
    mp[uid] = parseInt(rating);
    return parseInt(rating);
}

async function GetColorByUser(uid) {
//    let x = Math.floor(Math.random() * 8);
//    if (x == 0) return "user-gray";
//    if (x == 1) return "user-brown";
//    if (x == 2) return "user-green";
//    if (x == 3) return "user-cyan";
//    if (x == 4) return "user-blue";
//    if (x == 5) return "user-yellow";
//    if (x == 6) return "user-orange";
//    if (x == 7) return "user-red";
    let rating = await getrate(uid);
	if ( rating < 400 ) return 'user-gray';
	if ( 400 <= rating && rating < 800 ) return 'user-brown';
	if ( 800 <= rating && rating < 1200 ) return 'user-green';
	if ( 1200 <= rating && rating < 1600 ) return 'user-cyan';
	if ( 1600 <= rating && rating < 2000 ) return 'user-blue';
	if ( 2000 <= rating && rating < 2400 ) return 'user-yellow';
	if ( 2400 <= rating && rating < 2800 ) return 'user-orange';
	if ( 2800 <= rating ) return 'user-red';
}

var solved_list = new Array();
var bef;

let res_str;
let call = 0, rest;

async function upd(type) {
    let str = "";
    let str2 = "";
    str += "<span style = \"font-size: 16px; color: grey;\">Solved by ";
    console.log(solved_list, solved_list.length);
    str2 += " friend";
    if (solved_list.length == 0) {
        if (type == 1) str2 += " (finished)";
    } else {
        str2 += "s";
        if (type == 1) str2 += " (finished)";
        str2 += ": ";
        for (let i = 0; i < solved_list.length; ++i) {
            str2 += "<span class="
            str2 += "\"";
            str2 += (await GetColorByUser(solved_list[i]));
            str2 += "\"";
            str2 += ">";
            str2 += solved_list[i];
            str2 += "</span>";
            if (i != solved_list.length - 1) str2 += ", ";
        }
    }
    str = str + solved_list.length + str2 + ".</span>";
    document.querySelector(`#main-div > div.container > div.row > div:nth-child\(2\) > span`).innerHTML = bef + str;
}

async function check(uid, pid, bt) {
    console.log(uid);
    GM_xmlhttpRequest({
        method: 'GET',
        url: 'https://kenkoooo.com/atcoder/atcoder-api/v3/user/submissions?user=' + uid + '&from_second=' + bt,
        onload: async res => {
            const data = JSON.parse(res.responseText);
            if (data.length == 0) {
                rest -= 1;
                 console.log(rest);
                if (rest == 0) await upd(1);
                return;
            }
            let lstt = 0;
            for (let val of data) {
                lstt = val.epoch_second;
                if (val.problem_id == pid && val.result == 'AC') {
                    solved_list.push(uid);
                    await upd(0);
                    // console.log("ok");
                    rest -= 1;
                    console.log(rest);
                    if (rest == 0) await upd(1);
                    return;
                }
            }
            await check(uid, pid, lstt + 1);
        },
        onerror: () => {
            return;
        }
    });
}

(async function() {
    'use strict';
    user_list = JSON.parse(user_list);
    console.log(user_list);
	const url = location.href;
    let pid = "", cnt = 0;
    for (let i = 0; i < url.length; ++i) {
        if (url[i] == '/') cnt++;
        else if (cnt >= 6) pid += url[i];
    }
    // console.log(pid);
    let problem_info = document.querySelector(`#main-div > div.container > div.row > div:nth-child\(2\) > span`).innerHTML;
    bef = document.querySelector(`#main-div > div.container > div.row > div:nth-child\(2\) > span`).innerHTML + "</br>";
    res_str = bef;
    rest = user_list.length;
    // console.log(bef);
    for (let i = 0; i < user_list.length; ++i) {
        let uid = user_list[i];
        await check(uid, pid, 0);
    }
})();