Dispaly the year of graduation of the user.
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// ==UserScript==
// @name AtCoder Graduation
// @namespace matsu7874
// @version 1.0
// @description Dispaly the year of graduation of the user.
// @author matsu7874
// @match https://atcoder.jp/users/*
// @grant none
// ==/UserScript==
(function () {
'use strict';
let getBachelor = function (birthYear) {
return birthYear + 23;
}
let getMaster = function (birthYear) {
return birthYear + 25;
}
let createGraduatedRow = function (birthYear) {
let descriptionOfGraduated = "B: " + getBachelor(birthYear) + "卒?\nM: " + getMaster(birthYear) + "卒?";
let row = document.createElement("tr");
let rowHeader = document.createElement("th");
rowHeader.innerText = "卒業年度";
let rowDef = document.createElement("td");
rowDef.innerText = descriptionOfGraduated;
row.appendChild(rowHeader);
row.appendChild(rowDef);
return row;
}
let userInfoTable = document.querySelector("#main-container > div.row > div.col-sm-3 > table > tbody");
let rows = userInfoTable.getElementsByTagName("tr");
for (let i = 0; i < rows.length; ++i) {
if (rows[i].getElementsByTagName("th")[0].innerText === "誕生年") {
let birthYear = parseInt(rows[i].getElementsByTagName("td")[0].innerText, 10);
userInfoTable.appendChild(createGraduatedRow(birthYear));
break;
}
}
})();