Atcoder Title Copy

Atcoderの問題ページにタイトルをコピーするボタンを追加する

Du musst eine Erweiterung wie Tampermonkey, Greasemonkey oder Violentmonkey installieren, um dieses Skript zu installieren.

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.

Sie müssten eine Skript Manager Erweiterung installieren damit sie dieses Skript installieren können

(Ich habe schon ein Skript Manager, Lass mich es installieren!)

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 Title Copy
// @namespace    http://tampermonkey.net/
// @version      1.2
// @description  Atcoderの問題ページにタイトルをコピーするボタンを追加する
// @author       sin471
// @match        https://atcoder.jp/contests/*/tasks/*
// @grant        none
// @license MIT
 
// ==/UserScript==

/* ユーザー設定項目 */
/*
    先頭のアルファベットとハイフンの除外
    (A - AtCoder → AtCoder)
    除外する場合はtrue
    除かない場合はfalse
*/
const is_remove_head = false //true or false

/*
    拡張子の追加
    追加する場合はダブルクオテーションの中に拡張子を入力
    (A - AtCoder → A - AtCoder.hoge)
*/
const extension = "";//ex: .hoge

/*
    Copied!の表示時間
    デフォルトでは1500ms(1.5秒)
*/
const sleepTime = 1500
/* 設定項目終了 */

function process_text(text) {
    //ユーザーが設定した拡張子の追加
    text += extension
    //先頭のアルファベットとハイフンを除去するか
    if (is_remove_head) {
        text = text.slice(4)
    }
    return text
}

function copy() {
    var title = document.getElementsByClassName("h2")[0];
    //改行文字を削除
    var text = title.firstChild.textContent.trim();
    //ユーザー設定に合わせて加工
    text = process_text(text)

    navigator.clipboard.writeText(text);
};

// ミリ秒間待機する
function sleep(ms) {
    return new Promise(resolve => setTimeout(resolve, ms));
}

async function notifyCopied(a) {
    a = this.name;
    a.textContent = "Copied!";
    await sleep(1500);
    a.textContent = "Copy";
};

function create_button() {
    var parent = document.getElementsByClassName("h2");
    var a = document.createElement("a");
    a.textContent = "Copy";
    //AtcoderのCopyボタンと同じCSSを適用
    a.setAttribute("class", "btn btn-default btn-sm");
    parent[0].appendChild(a);
    a.addEventListener('click', copy, false);
    //ボタン内のテキスト内容を一定時間"Copied!"に書き換え
    a.addEventListener('click', { name: a, handleEvent: notifyCopied });
};
create_button();