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AGC/ARC/ABCの指定したもののみでレーティングを計算
// ==UserScript==
// @name AtCoderRGBGraph
// @namespace https://twitter.com/merom686
// @version 1.0
// @description AGC/ARC/ABCの指定したもののみでレーティングを計算
// @author merom686
// @match https://atcoder.jp/users/*
// @grant GM_xmlhttpRequest
// ==/UserScript==
(function(){
if (typeof rating_history === 'undefined') return;
let ma = location.href.match(/https:\/\/atcoder\.jp\/users\/(\w+)(\?contestType=(\w+))?/);
if (ma[3] && ma[3] != 'algo') return;
let user = ma[1];
let rating_history_original = rating_history;
let history_array;
let ex = {"abl":1999, "acl1":2799, "aising2019":1999, "aising2020":1999, "apc001":9999, "caddi2018":2799, "caddi2018b":1199, "cf16-exhibition-final":9999, "cf16-final":9999, "cf16-final-open":9999, "cf17-final":9999, "cf17-final-open":9999, "code-festival-2016-quala":9999, "code-festival-2016-qualb":9999, "code-festival-2016-qualc":9999, "code-festival-2017-quala":9999, "code-festival-2017-qualb":9999, "code-festival-2017-qualc":9999, "ddcc2020-qual":2799, "diverta2019":2799, "diverta2019-2":2799, "dwacon5th-prelims":2799, "dwacon6th-prelims":2799, "exawizards2019":2799, "hhkb2020":1999, "hitachi2020":2799, "jrex2017":9999, "jsc2019-qual":2799, "jsc2021":1999, "keyence2019":2799, "keyence2020":2799, "keyence2021":2799, "m-solutions2019":2799, "m-solutions2020":1999, "mujin-pc-2017":9999, "nikkei2019-2-qual":2799, "nikkei2019-qual":2799, "nomura2020":2799, "panasonic2020":1999, "soundhound2018-summer-qual":1999, "sumitrust2019":1999, "tenka1-2017":2799, "tenka1-2017-beginner":1199, "tenka1-2018":2799, "tenka1-2018-beginner":1199, "tenka1-2019":2799, "tenka1-2019-beginner":1199, "tokiomarine2020":2799, "wtf19":9999, "yahoo-procon2019-qual":2799, "zone2021":1999 };
let name = (i) => 'A' + 'GRB'[i] + 'C';
const T = (1 - 0.9) / Math.sqrt(1 - 0.81);
let F = (n) => T * Math.sqrt(0.81 - Math.pow(0.81, n + 1)) / (0.9 - Math.pow(0.9, n + 1));
let f = (n) => (F(n) - T) / (F(1) - T) * 1200;
let update = () => {
const e = new CustomEvent('load');
window.dispatchEvent(e);
};
let draw = () => {
if (!history_array){
GM_xmlhttpRequest({
method: 'GET',
url: 'https://atcoder.jp/users/' + user + '/history/json?contestType=algo',
onload: (response) => {
history_array = JSON.parse(response.responseText);
if (history_array) draw();
}
});
return;
}
rating_history = [];
let m = 0;
for (let i = 0; i < 3; i++){
if (document.getElementById(name(i)).checked) m ^= 1 << i;
}
let old = 0, s0 = 0, s1 = 0;
let i0 = 0, i1 = 0;
for (let o of history_array){
if (!o.IsRated) continue;
let t = o.ContestScreenName;
let j = t.indexOf(".");
if (j >= 0) t = t.substring(0, j);
let v = 0;
if (/^a[rgb]c\d{3}$/.test(t)){
v = {"b":1999, "r":2799, "g":9999}[t[1]];
if (t[1] == "b" && (t.slice(-3) | 0) < 126) v = 1199;
} else {
v = ex[t];
}
if (((m & 1) && v == 9999) || ((m & 2) && v == 2799) || ((m & 4) && v <= 1999)){
s0 += Math.pow(2.0, o.Performance / 800.0);
s0 *= 0.9;
s1 += 1;
s1 *= 0.9;
let r = 800 * Math.log2(s0 / s1) - f(++i1);
if (r < 400) r = Math.exp((r - 400) / 400) * 400;
r = Math.round(r);
let x = { ...rating_history_original[i0] };
rating_history.push(x);
x.NewRating = r;
x.OldRating = old;
old = r;
}
i0++;
}
if (rating_history.length == 0){
let x = { ...rating_history_original[0] };
rating_history.push(x);
x.ContestName = '';
x.EndTime = 0;
x.NewRating = 0;
x.OldRating = 0;
x.Place = 0;
x.StandingsUrl = '';
}
update();
};
let container = document.createElement('div');
container.style = 'display: inline-block';
for (let i = 0; i < 3; i++){
let div = document.createElement('div');
let id = name(i);
let checkbox = document.createElement('input');
checkbox.type = 'checkbox';
checkbox.checked = true;
checkbox.id = id;
checkbox.addEventListener('change', draw);
div.appendChild(checkbox);
let label = document.createElement('label');
label.htmlFor = id;
label.innerText = id;
div.appendChild(label);
container.appendChild(div);
}
let a = document.getElementById('rating-graph-expand');
a.parentNode.insertBefore(container, a.nextSibling);
})();