Quick Edit

"Quick Edit Popup for Web Content"

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

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

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

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.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         Quick Edit
// @namespace    http://tampermonkey.net/
// @version      1.5
// @description  "Quick Edit Popup for Web Content"
// @author       DuyNguyen2k6 
// @match        *://*/*
// @grant        none
// @icon       https://github.com/DuyNguyen2k6/quick-edit_Extension/blob/main/icon.png?raw=true
// ==/UserScript==

(function() {
  // Ẩn hoàn toàn scrollbar popup và textarea, nhưng vẫn scroll được
  (function insertHideScrollbarCSS() {
    const style = document.createElement("style");
    style.textContent = `
      /* Ẩn scrollbar nhưng vẫn scroll được */
      #html-quick-edit-popup,
      #html-quick-edit-popup textarea {
        scrollbar-width: none; /* Firefox */
        -ms-overflow-style: none;  /* IE 10+ */
      }
      #html-quick-edit-popup::-webkit-scrollbar,
      #html-quick-edit-popup textarea::-webkit-scrollbar {
        display: none; /* Chrome, Safari, Edge */
      }
    `;
    document.head.appendChild(style);
  })();

  // Snackbar style & function
  (function insertSnackbarCSS() {
    const style = document.createElement("style");
    style.id = "snackbar-style";
    style.textContent = `
      #snackbar {
        visibility: hidden;
        min-width: 250px;
        background-color: rgba(255,255,255,0.95);
        color: #222;
        text-align: center;
        border-radius: 12px;
        padding: 14px 24px;
        position: fixed;
        left: 50%;
        bottom: 30px;
        font-size: 16px;
        transform: translateX(-50%);
        z-index: 1000001;
        box-shadow: 0 4px 20px rgba(0,0,0,0.1);
        opacity: 0;
        transition: opacity 0.4s ease, visibility 0.4s;
        font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
        border: 1px solid #ddd;
      }
      @media (prefers-color-scheme: dark) {
        #snackbar {
          background-color: rgba(20,20,20,0.75);
          color: #eee;
          box-shadow: 0 4px 20px rgba(0,0,0,0.6);
          backdrop-filter: blur(12px) saturate(180%);
          -webkit-backdrop-filter: blur(12px) saturate(180%);
          border: 1px solid rgba(255,255,255,0.15);
        }
      }
      #snackbar.show {
        visibility: visible;
        opacity: 1;
      }
    `;
    document.head.appendChild(style);
  })();

  function showSnackbar(message, duration = 3000) {
    let snackbar = document.getElementById("snackbar");
    if (snackbar) {
      snackbar.remove();
    }

    snackbar = document.createElement("div");
    snackbar.id = "snackbar";
    snackbar.textContent = message;

    document.body.appendChild(snackbar);

    setTimeout(() => {
      snackbar.classList.add("show");
    }, 100);

    setTimeout(() => {
      snackbar.classList.remove("show");
      setTimeout(() => {
        if (snackbar.parentNode) snackbar.parentNode.removeChild(snackbar);
      }, 400);
    }, duration + 100);
  }

  function sanitizeText(text) {
    const div = document.createElement("div");
    div.textContent = text;
    return div.textContent;
  }

  function replaceTextInRange(range, newText) {
    const startNode = range.startContainer;
    const endNode = range.endContainer;
    const startOffset = range.startOffset;
    const endOffset = range.endOffset;

    if (startNode === endNode && startNode.nodeType === Node.TEXT_NODE) {
      const originalText = startNode.textContent;
      startNode.textContent =
        originalText.substring(0, startOffset) +
        newText +
        originalText.substring(endOffset);
    } else {
      const commonAncestor = range.commonAncestorContainer;
      const walker = document.createTreeWalker(
        commonAncestor,
        NodeFilter.SHOW_TEXT,
        {
          acceptNode: (node) =>
            range.intersectsNode(node)
              ? NodeFilter.FILTER_ACCEPT
              : NodeFilter.FILTER_SKIP,
        }
      );

      let node;
      const nodesToUpdate = [];
      while ((node = walker.nextNode())) {
        nodesToUpdate.push(node);
      }

      nodesToUpdate.forEach((textNode, index) => {
        if (index === 0) {
          textNode.textContent =
            textNode.textContent.substring(0, startOffset) + newText;
        } else if (index === nodesToUpdate.length - 1) {
          textNode.textContent = textNode.textContent.substring(endOffset);
        } else {
          textNode.textContent = "";
        }
      });

      nodesToUpdate.forEach((node) => {
        if (node.textContent === "" && node.parentNode) {
          node.parentNode.removeChild(node);
        }
      });
    }
  }

  function createEditorPopup(selectedText, range) {
    const existing = document.getElementById("html-quick-edit-popup");
    if (existing) existing.remove();

    const isDarkMode = window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches;

    const popup = document.createElement("div");
    popup.id = "html-quick-edit-popup";

    Object.assign(popup.style, {
      position: "fixed",
      zIndex: "1000000",
      background: isDarkMode
        ? "rgba(18, 18, 18, 0.75)"
        : "rgba(249, 249, 249, 0.9)",
      color: isDarkMode ? "#e0e0e0" : "#1c1c1c",
      borderRadius: "16px",
      boxShadow: isDarkMode
        ? "0 6px 20px rgba(0,0,0,0.8)"
        : "0 6px 20px rgba(0,0,0,0.15)",
      padding: "20px",
      minWidth: "380px",
      maxWidth: "90vw",
      maxHeight: "70vh",
      opacity: "0",
      visibility: "hidden",
      transform: "scale(0.8)",
      transition: "opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease",
      display: "flex",
      flexDirection: "column",
      fontFamily:
        "SF Pro Text, -apple-system, BlinkMacSystemFont, 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif",
      userSelect: "text",

      backdropFilter: isDarkMode ? "blur(20px) saturate(180%)" : "blur(10px)",
      WebkitBackdropFilter: isDarkMode ? "blur(20px) saturate(180%)" : "blur(10px)",
      border: isDarkMode
        ? "1px solid rgba(255, 255, 255, 0.15)"
        : "1px solid rgba(0, 0, 0, 0.1)",

      overflowY: "auto",
    });

    const header = document.createElement("div");
    header.textContent = "Quick Edit by DuyNguyen2k6";
    Object.assign(header.style, {
      fontWeight: "700",
      fontSize: "18px",
      marginBottom: "15px",
      textAlign: "center",
      cursor: "move",
      userSelect: "none",
      color: isDarkMode ? "#ddd" : "#1c1c1e",
      letterSpacing: "0.05em",
    });
    popup.appendChild(header);

    const textarea = document.createElement("textarea");
    textarea.value = selectedText;
    Object.assign(textarea.style, {
      flexGrow: "1",
      width: "100%",
      borderRadius: "16px",
      border: isDarkMode
        ? "1.5px solid rgba(255, 255, 255, 0.3)"
        : "1.5px solid rgba(0, 0, 0, 0.1)",
      backgroundColor: isDarkMode
        ? "rgba(255, 255, 255, 0.1)"
        : "rgba(255, 255, 255, 0.7)",
      color: isDarkMode ? "#eee" : "#1c1c1e",
      fontSize: "16px",
      fontFamily: "inherit",
      padding: "15px",
      resize: "vertical",
      outline: "none",
      transition: "border-color 0.3s ease",
      boxSizing: "border-box",
      minHeight: "130px",
      backdropFilter: isDarkMode ? "blur(12px) saturate(180%)" : "blur(8px)",
      WebkitBackdropFilter: isDarkMode ? "blur(12px) saturate(180%)" : "blur(8px)",

      overflowY: "auto",
    });
    textarea.oninput = () => {
      textarea.style.borderColor = isDarkMode ? "#90caf9" : "#007aff";
      setTimeout(() => {
        textarea.style.borderColor = isDarkMode
          ? "rgba(255, 255, 255, 0.3)"
          : "rgba(0, 0, 0, 0.1)";
      }, 500);
    };
    textarea.onkeydown = (e) => {
      if (e.key === "Tab") {
        e.preventDefault();
        const start = textarea.selectionStart;
        const end = textarea.selectionEnd;
        textarea.value =
          textarea.value.substring(0, start) + "\n" + textarea.value.substring(end);
        textarea.selectionStart = textarea.selectionEnd = start + 1;
      }
    };
    popup.appendChild(textarea);

    const infoText = document.createElement("div");
    infoText.textContent = "Press Enter to save, Escape to cancel, Tab for new line.";
    Object.assign(infoText.style, {
      marginTop: "12px",
      fontSize: "12px",
      color: isDarkMode ? "#999" : "#8e8e93",
      textAlign: "center",
      userSelect: "none",
    });
    popup.appendChild(infoText);

    // Thêm popup vào DOM trước để đo kích thước
    document.body.appendChild(popup);

    // Đo popup và tính vị trí pixel tuyệt đối giữa màn hình
    const popupRect = popup.getBoundingClientRect();
    const viewportWidth = window.innerWidth;
    const viewportHeight = window.innerHeight;

    let currentX = (viewportWidth - popupRect.width) / 2;
    let currentY = (viewportHeight - popupRect.height) / 2;

    // Gán vị trí pixel tuyệt đối, bỏ transform (sẽ có transform scale, nhưng vị trí cố định)
    popup.style.left = `${currentX}px`;
    popup.style.top = `${currentY}px`;
    popup.style.transformOrigin = "center center";

    // Hiệu ứng Zoom & Fade mở popup
    setTimeout(() => {
      popup.style.visibility = "visible";
      popup.style.opacity = "1";
      popup.style.transform = "scale(1)";
    }, 10);

    // Hàm đóng popup với hiệu ứng thu nhỏ và mờ dần
    function closePopup() {
      popup.style.opacity = "0";
      popup.style.transform = "scale(0.8)";
      popup.style.visibility = "hidden";
      setTimeout(() => {
        if (popup.parentNode) {
          popup.parentNode.removeChild(popup);
        }
      }, 300);
    }

    popup.addEventListener("keydown", (e) => {
      if (e.key === "Enter" && !e.shiftKey) {
        e.preventDefault();
        try {
          const cleanedText = sanitizeText(textarea.value);
          replaceTextInRange(range, cleanedText);
          showSnackbar("Changes saved!");
          closePopup();
        } catch (error) {
          showSnackbar("Error saving changes.");
          console.error(error);
        }
      } else if (e.key === "Escape") {
        closePopup();
      }
    });

    // Drag functionality
    let isDragging = false,
      initialX = 0,
      initialY = 0,
      currentXPos = currentX,
      currentYPos = currentY;

    header.addEventListener("mousedown", (e) => {
      isDragging = true;

      initialX = e.clientX - currentXPos;
      initialY = e.clientY - currentYPos;

      document.addEventListener("mousemove", onMouseMove);
      document.addEventListener("mouseup", onMouseUp);
    });

    function onMouseMove(e) {
      if (isDragging) {
        e.preventDefault();

        currentXPos = e.clientX - initialX;
        currentYPos = e.clientY - initialY;

        const maxX = window.innerWidth - popup.offsetWidth;
        const maxY = window.innerHeight - popup.offsetHeight;
        currentXPos = Math.max(0, Math.min(currentXPos, maxX));
        currentYPos = Math.max(0, Math.min(currentYPos, maxY));

        popup.style.left = currentXPos + "px";
        popup.style.top = currentYPos + "px";
      }
    }

    function onMouseUp() {
      isDragging = false;
      document.removeEventListener("mousemove", onMouseMove);
      document.removeEventListener("mouseup", onMouseUp);
    }

    textarea.focus();
  }

  // Lắng nghe middle-click để mở popup
  document.addEventListener("mousedown", (e) => {
    if (e.button === 1) { // Middle click
      const selection = window.getSelection();
      if (selection && !selection.isCollapsed) {
        e.preventDefault();
        const range = selection.getRangeAt(0);
        const selectedText = selection.toString();
        createEditorPopup(selectedText, range);
      }
    }
  });
})();