CodePTIT Copier

Script CodePTIT Copier. Xóa dòng trống thừa và copy nhanh Testcase trên CodePTIT (bản cũ lẫn mới).

当前为 2025-08-19 提交的版本,查看 最新版本

您需要先安装一个扩展,例如 篡改猴Greasemonkey暴力猴,之后才能安装此脚本。

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

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name         CodePTIT Copier
// @namespace    https://github.com/nvbangg/CodePTIT_Copier
// @version      1.3
// @description  Script CodePTIT Copier. Xóa dòng trống thừa và copy nhanh Testcase trên CodePTIT (bản cũ lẫn mới).
// @author       nvbangg (https://github.com/nvbangg)
// @copyright    Copyright (c) 2025 Nguyễn Văn Bằng (nvbangg, github.com/nvbangg)
// @homepage     https://github.com/nvbangg/CodePTIT_Copier
// @match        https://code.ptit.edu.vn/student/question*
// @match        https://code.ptit.edu.vn/beta*
// @icon         https://code.ptit.edu.vn/favicon.ico
// @grant        GM_setClipboard
// @grant        GM_addStyle
// @run-at       document-start
// @license      MIT
// ==/UserScript==

//! HÃY XEM HƯỚNG DẪN TẠI: https://github.com/nvbangg/CodePTIT_Copier

(() => {
  "use strict";
  // Định dạng đuôi file khi copy Mã bài_Tên bài
  const FILE_TYPE = "."; //thay bằng ".cpp" nếu luôn tạo file .cpp
  const WORD_SEPARATOR = ""; // Thay đổi phân cách sang "_" nếu muốn
  const ICONS = {
    copy: '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="white" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="9" y="9" width="13" height="13"/><path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1-2 2v1"/></svg>',
    check:
      '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="white" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="20 6 9 17 4 12"></polyline></svg>',
    rowCopy:
      '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="white" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="9" y="9" width="13" height="13"/><path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1-2 2v1"/><path d="M2 2h5v2"/></svg>',
  };

  GM_addStyle(`
  .copy-btn,.title-copy-btn,.row-copy-btn{background:rgba(30,144,255,.5);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:3px;padding:2px;position:relative;outline:none!important;user-select:none}
  .copy-btn{position:absolute;top:0;right:0}
  .title-copy-btn{margin-right:5px;vertical-align:middle}
  .row-copy-btn{position:absolute;left:-23px;top:0;background:rgba(255,165,0,.7);z-index:100}
  .row-copy-tooltip{position:absolute;bottom:100%;left:0;margin-bottom:8px;background:rgba(0,0,0,.8);color:white;padding:4px 6px;font-size:11px;white-space:nowrap;display:none;z-index:1000}
  .row-copy-btn.show-tooltip .row-copy-tooltip{display:block}
  .copied{background:rgba(50,205,50,1)!important}
`);

  const $ = (s) => document.querySelector(s);
  const $$ = (s) => [...document.querySelectorAll(s)];
  const isBeta = () => location.pathname.includes("/beta");
  const hasText = (el) => el?.textContent?.trim();
  const preventEvent = (e) => (e.preventDefault(), e.stopPropagation());
  const setRelative = (el) =>
    window.getComputedStyle(el).position === "static" &&
    (el.style.position = "relative");
  const isValidTestCase = (el) =>
    hasText(el) && !el.querySelector(".copy-btn") && !el.closest("table");
  const debounce = (fn, delay = 300) => {
    let timer;
    return (...args) => (
      clearTimeout(timer), (timer = setTimeout(() => fn(...args), delay))
    );
  };

  const showCopied = (button, duration = 800) => {
    const originalContent = button.innerHTML;
    button.innerHTML = ICONS.check;
    button.classList.add("copied");
    setTimeout(() => {
      button.innerHTML = originalContent;
      button.classList.remove("copied");
    }, duration);
  };

  const addTooltip = (btn) => {
    let timer,
      isHovering = false;
    btn.addEventListener("mouseenter", () => {
      isHovering = true;
      btn.classList.remove("show-tooltip");
      timer = setTimeout(
        () => isHovering && btn.classList.add("show-tooltip"),
        1000
      );
    });
    btn.addEventListener("mouseleave", () => {
      isHovering = false;
      clearTimeout(timer);
      btn.classList.remove("show-tooltip");
    });
  };

  const copy = (text, button) => {
    try {
      GM_setClipboard(text, "text");
      showCopied(button);
      return true;
    } catch (e) {
      console.error("Copy failed:", e);
      return false;
    }
  };

  const copyRow = (row, button) => {
    const cells = row.querySelectorAll("td");
    if (cells.length < 2) return false;
    const [output, input] = [getTestcase(cells[0]), getTestcase(cells[1])];
    if (!input.trim() && !output.trim()) return false;
    input.trim() && GM_setClipboard(input, "text");
    setTimeout(() => output.trim() && GM_setClipboard(output, "text"), 400);
    return showCopied(button, 1000), true;
  };

  const formatTitle = (title) =>
    !title
      ? ""
      : title
          .normalize("NFD")
          .replace(/[\u0300-\u036f]|[đĐ]/g, (m) =>
            m === "đ" ? "d" : m === "Đ" ? "D" : ""
          )
          .replace(/[^A-Za-z0-9]+/g, " ")
          .trim()
          .replace(/\S+/g, (w) => w[0].toUpperCase() + w.slice(1).toLowerCase())
          .replace(/ /g, WORD_SEPARATOR);

  const getTestcase = (cell) =>
    (cell.querySelector("code, pre")?.innerText ?? cell.innerText ?? "")
      .replace(
        /[\u00A0\u1680\u180E\u2000-\u200B\u202F\u205F\u3000\uFEFF]/g,
        " "
      )
      .trimEnd();

  const createButton = (type, onClick, extraContent = "") => {
    const btn = document.createElement("button");
    btn.className =
      type === "title"
        ? "title-copy-btn"
        : type === "row"
        ? "row-copy-btn"
        : "copy-btn";
    btn.innerHTML = type === "row" ? ICONS.rowCopy + extraContent : ICONS.copy;
    if (type === "row") addTooltip(btn);
    btn.addEventListener("click", onClick);
    return btn;
  };

  const addBtn = (cell) => {
    if (!hasText(cell) || cell.dataset.copyAdded) return;
    setRelative(cell);
    cell.dataset.copyAdded = "true";
    cell.appendChild(
      createButton(
        "copy",
        (e) => (
          preventEvent(e),
          ((content) => content.trim() && copy(content, e.currentTarget))(
            getTestcase(cell)
          )
        )
      )
    );
  };

  const addTitleBtn = (titleEl) => {
    if (!titleEl || titleEl.dataset.copyAdded) return;
    titleEl.dataset.copyAdded = "true";
    const btn = createButton(
      "title",
      (e) => (
        preventEvent(e),
        (({ code, title }) =>
          (code || title) &&
          copy(
            `${code.trim()}_${formatTitle(title)}${FILE_TYPE}`,
            e.currentTarget
          ))(getProblem())
      )
    );
    Object.assign(btn.style, {
      marginRight: "8px",
      verticalAlign: "middle",
      display: "inline-flex",
    });
    titleEl.insertBefore(btn, titleEl.firstChild);
  };

  const addRowBtn = (row) => {
    if (!row || row.dataset.rowCopyAdded) return;
    const cells = row.querySelectorAll("td");
    if (cells.length < 2 || !hasText(cells[0])) return;
    setRelative(cells[0]);
    row.dataset.rowCopyAdded = "true";
    cells[0].appendChild(
      createButton(
        "row",
        (e) => (preventEvent(e), copyRow(row, e.currentTarget)),
        '<div class="row-copy-tooltip">Copy input và output để Paste nhanh bằng KeyClipboard</div>'
      )
    );
  };

  const getProblem = () =>
    isBeta()
      ? {
          code: location.pathname.includes("/beta/problems/")
            ? location.pathname.split("/").pop().toUpperCase()
            : "",
          title: ($("h1") || $("h2"))?.textContent?.trim() ?? "",
        }
      : ((a) =>
          a
            ? {
                code: a.href.match(/\/([^\/]+)$/)?.[1] ?? "",
                title: a.textContent?.trim() ?? "",
              }
            : { code: "", title: "" })($(".submit__nav p span a.link--red"));

  // Chuyển p thành div trong tbody
  const convertPtoDiv = () =>
    $$("tbody p").forEach((p) => (p.outerHTML = `<div>${p.innerHTML}</div>`));

  const processLegacyPage = () => {
    const titleElement = $(".submit__nav p span a.link--red");
    titleElement && addTitleBtn(titleElement);
    $$(".submit__des tr:not(:first-child)").forEach((row) => {
      row.querySelectorAll("td").forEach(addBtn);
      addRowBtn(row);
    });
    $$(".submit__des [class*='testcase']")
      .filter(isValidTestCase)
      .forEach(addBtn);
  };

  const processBetaPage = () => {
    if (!/\/beta\/problems\/[A-Za-z0-9_]+/.test(location.pathname)) return;
    $$("table:not(.ant-table-fixed) tr:not(:first-child)").forEach((row) => {
      row
        .querySelectorAll("td")
        .forEach(
          (cell) =>
            cell?.textContent?.trim() &&
            !cell.querySelector(".copy-btn") &&
            addBtn(cell)
        );
      addRowBtn(row);
    });
    $$("[class*='testcase']").filter(isValidTestCase).forEach(addBtn);
    const titleElement = $$("h1, h2").find(
      (el) => hasText(el) && !el.parentElement?.querySelector(".title-copy-btn")
    );
    titleElement && addTitleBtn(titleElement);
  };

  const cleanup = () => {
    $$(".copy-btn, .title-copy-btn, .row-copy-btn").forEach((btn) =>
      btn.remove()
    );
    $$("[data-copy-added], [data-row-copy-added]").forEach(
      (el) => (
        el.removeAttribute("data-copy-added"),
        el.removeAttribute("data-row-copy-added")
      )
    );
  };

  const process = () => {
    const beta = isBeta();
    return (
      cleanup(), beta ? processBetaPage() : processLegacyPage(), convertPtoDiv()
    );
  };

  const observer = new MutationObserver(
    debounce(
      () =>
        observer.lastUrl !== location.href
          ? ((observer.lastUrl = location.href), process())
          : ((beta) => (beta ? processBetaPage : processLegacyPage)(),
            convertPtoDiv())(isBeta()),
      300
    )
  );
  observer.lastUrl = location.href;

  const start = () => {
    observer.observe(document.documentElement, {
      childList: true,
      subtree: true,
    });
    process();
  };

  document.readyState !== "loading"
    ? start()
    : document.addEventListener("DOMContentLoaded", start);
})();