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AtCoder Crouch Start

Add a link to problem A on upcoming AtCoder contest pages

  1. // ==UserScript==
  2. // @name            AtCoder Crouch Start
  3. // @name:ja         AtCoder Crouch Start
  4. // @namespace       https://github.com/xe-o
  5. // @version         0.2
  6. // @description     Add a link to problem A on upcoming AtCoder contest pages
  7. // @description:ja  AtCoderの開始前のコンテストページにA問題へのリンクを追加します
  8. // @author          XERO
  9. // @license         MIT
  10. // @match           https://atcoder.jp/contests/*
  11. // @exclude         https://atcoder.jp/contests/
  12. // @grant           none
  13. // ==/UserScript==
  14.  
  15. (function () {
  16.   "use strict";
  17.  
  18.   const fixtime = document.querySelector(".fixtime-full");
  19.   const navTabs = document.querySelector(".nav.nav-tabs");
  20.   const pullRightListItem = document.querySelector("li.pull-right");
  21.  
  22.   if (fixtime && Date.parse(fixtime.innerText) > Date.now()) {
  23.     const contestID = window.location.pathname.split("/")[2];
  24.     const tab = document.createElement("li");
  25.     tab.innerHTML = `<a href="/contests/${contestID}/tasks/${contestID}_a"><span class="glyphicon glyphicon-paperclip" style="margin-right:4px;" aria-hidden="true"></span>A問題</a>`;
  26.     navTabs.insertBefore(tab, pullRightListItem);
  27.   }
  28. })();