CodePTIT Copier

Xóa dòng trống thừa và copy nhanh Testcase, Mã bài + Tên bài được chuẩn hóa trên CodePTIT

Versione datata 20/09/2025. Vedi la nuova versione l'ultima versione.

Dovrai installare un'estensione come Tampermonkey, Greasemonkey o Violentmonkey per installare questo script.

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

Dovrai installare un'estensione come Tampermonkey o Violentmonkey per installare questo script.

Dovrai installare un'estensione come Tampermonkey o Userscripts per installare questo script.

Dovrai installare un'estensione come ad esempio Tampermonkey per installare questo script.

Dovrai installare un gestore di script utente per installare questo script.

(Ho già un gestore di script utente, lasciamelo installare!)

Dovrai installare un'estensione come ad esempio Stylus per installare questo stile.

Dovrai installare un'estensione come ad esempio Stylus per installare questo stile.

Dovrai installare un'estensione come ad esempio Stylus per installare questo stile.

Dovrai installare un'estensione per la gestione degli stili utente per installare questo stile.

Dovrai installare un'estensione per la gestione degli stili utente per installare questo stile.

Dovrai installare un'estensione per la gestione degli stili utente per installare questo stile.

(Ho già un gestore di stile utente, lasciamelo installare!)

// ==UserScript==
// @name         CodePTIT Copier
// @namespace    https://github.com/nvbangg/CodePTIT_Copier
// @version      1.4
// @description  Xóa dòng trống thừa và copy nhanh Testcase, Mã bài + Tên bài được chuẩn hóa trên CodePTIT
// @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://raw.githubusercontent.com/nvbangg/CodePTIT_Copier/main/icon.png
// @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";
  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}
  .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 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 [input, output] = [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) => {
    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 : ICONS.copy;
    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))
      )
    );
  };

  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();
    cleanup();
    beta ? processBetaPage() : processLegacyPage();
    convertPtoDiv();
  };

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

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

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