AtCoder Markdown Copier

AtCoderの問題文をMarkdown形式でコピーする機能を追加します。

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

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

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name           AtCoder Markdown Copier
// @name:en        AtCoder Markdown Copier
// @namespace      https://github.com/nsubaru11/AtCoder/tools/userscripts
// @version        1.0.3
// @description    AtCoderの問題文をMarkdown形式でコピーする機能を追加します。
// @description:en Adds functionality to copy AtCoder problem statements in Markdown format.
// @description:ja AtCoderの問題文をMarkdown形式でコピーする機能を追加します。
// @author         nsubaru
// @license        MIT
// @homepageURL    https://github.com/nsubaru11/AtCoder/tree/main/tools/userscripts/AtCoderMarkdownCopier
// @supportURL     https://github.com/nsubaru11/AtCoder/issues
// @match          https://atcoder.jp/contests/*/tasks/*
// @grant          GM_setClipboard
// @require        https://unpkg.com/turndown/dist/turndown.js
// @require        https://unpkg.com/turndown-plugin-gfm/dist/turndown-plugin-gfm.js
// @icon           https://atcoder.jp/favicon.ico
// ==/UserScript==

(() => {
	var __defProp = Object.defineProperty;
	var __getOwnPropNames = Object.getOwnPropertyNames;
	var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
	var __hasOwnProp = Object.prototype.hasOwnProperty;
	function __accessProp(key) {
		return this[key];
	}
	var __toCommonJS = (from) => {
		var entry = (__moduleCache ??= new WeakMap()).get(from),
			desc;
		if (entry) return entry;
		entry = __defProp({}, "__esModule", { value: true });
		if ((from && typeof from === "object") || typeof from === "function") {
			for (var key of __getOwnPropNames(from))
				if (!__hasOwnProp.call(entry, key))
					__defProp(entry, key, {
						get: __accessProp.bind(from, key),
						enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable,
					});
		}
		__moduleCache.set(from, entry);
		return entry;
	};
	var __moduleCache;

	// AtCoderMarkdownCopier/src/main.ts
	var exports_main = {};
	var turndownService = new TurndownService({
		headingStyle: "atx",
		codeBlockStyle: "fenced",
		bulletListMarker: "-",
	});
	turndownService.use(turndownPluginGfm.gfm);
	turndownService.addRule("math", {
		filter: "var",
		replacement: function (content) {
			return `$${content}$`;
		},
	});
	turndownService.addRule("pre", {
		filter: "pre",
		replacement: function (content) {
			return `
\`\`\`text
${content.trim()}
\`\`\`
`;
		},
	});
	turndownService.addRule("listItem", {
		filter: "li",
		replacement: function (content, node, options) {
			content = content
				.replace(/^\n+/, "")
				.replace(
					/\n+$/,
					`
`,
				)
				.replace(
					/\n/gm,
					`
  `,
				);
			let prefix = options.bulletListMarker + " ";
			const parent = node.parentNode;
			if (parent && parent.nodeName === "OL") {
				const start = parent.getAttribute("start");
				const index = Array.prototype.indexOf.call(parent.children, node);
				prefix = (start ? Number(start) + index : index + 1) + ". ";
			}
			return (
				prefix +
				content +
				(node.nextSibling && !/\n$/.test(content)
					? `
`
					: "")
			);
		},
	});
	function getCleanElement(element) {
		const clone = element.cloneNode(true);
		clone.querySelectorAll(".btn, .btn-copy, .btn-pre, .div-btn-copy").forEach((el) => el.remove());
		return clone;
	}
	function getMarkdownFromElement(element) {
		const cleanEl = getCleanElement(element);
		return turndownService.turndown(cleanEl.innerHTML);
	}
	function createButton(text, onClick) {
		const btn = document.createElement("button");
		btn.textContent = text;
		btn.className = "btn btn-default btn-sm";
		btn.style.marginLeft = "10px";
		btn.addEventListener("click", (e) => {
			e.preventDefault();
			onClick();
			const originalText = btn.textContent;
			btn.textContent = "Copied!";
			setTimeout(() => {
				btn.textContent = originalText;
			}, 1500);
		});
		return btn;
	}
	function main() {
		const statementContainer = document.getElementById("task-statement");
		if (!statementContainer) return;
		const activeLangContainer =
			Array.from(statementContainer.querySelectorAll(".lang-ja, .lang-en")).find(
				(el) => getComputedStyle(el).display !== "none",
			) || statementContainer;
		const parts = activeLangContainer.querySelectorAll(".part section");
		const SAMPLE_KEYWORDS = ["入力例", "出力例", "Sample Input", "Sample Output"];
		parts.forEach((section) => {
			const header = section.querySelector("h3");
			if (!header) return;
			const title = header.textContent || "";
			if (SAMPLE_KEYWORDS.some((kw) => title.includes(kw))) return;
			const copyBtn = createButton("Copy", () => {
				const markdown = getMarkdownFromElement(section);
				GM_setClipboard(markdown);
			});
			header.appendChild(copyBtn);
		});
		const taskTitle = document.querySelector(".h2") || document.querySelector("h2");
		if (taskTitle) {
			const wrap = document.createElement("span");
			wrap.className = "pull-right";
			wrap.style.fontSize = "14px";
			const getFullMarkdown = () => {
				const cloneTitle = taskTitle.cloneNode(true);
				cloneTitle.querySelectorAll(".btn, .pull-right").forEach((el) => el.remove());
				let fullMarkdown = `# ${cloneTitle.textContent?.trim() || "Task"}

`;
				fullMarkdown += `URL: ${window.location.href}

`;
				for (const section of Array.from(parts)) {
					const header = section.querySelector("h3");
					if (header) {
						const title = header.textContent || "";
						if (SAMPLE_KEYWORDS.some((kw) => title.includes(kw))) {
							break;
						}
					}
					fullMarkdown +=
						getMarkdownFromElement(section) +
						`

`;
				}
				return fullMarkdown.trim();
			};
			const copyAllBtn = createButton("All Copy", () => {
				GM_setClipboard(getFullMarkdown());
			});
			wrap.appendChild(copyAllBtn);
			taskTitle.appendChild(wrap);
		}
	}
	if (document.readyState === "loading") {
		document.addEventListener("DOMContentLoaded", main);
	} else {
		main();
	}
})();