Sukebei MissAV Button

Adds a blue MissAV button with favicon and a single 'or' separator.
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// ==UserScript==
// @name         Sukebei MissAV Button
// @namespace    http://tampermonkey.net/
// @version      2.1
// @description  Adds a blue MissAV button with favicon and a single 'or' separator.
// @author       phnthnhnm
// @match        https://sukebei.nyaa.si/view/*
// @grant        none
// @license      MIT
// ==/UserScript==

(function() {
    'use strict';

    // 1. Find the torrent title element
    const titleElement = document.querySelector('h3.panel-title');
    if (!titleElement) return;

    const titleText = titleElement.textContent.trim();

    // 2. Extract the code using Regex
    // Pattern: alphanumeric chars, a dash, then numbers (e.g., abcd123-01234)
    const regex = /[a-zA-Z0-9]+-\d+/;
    const match = titleText.match(regex);

    // If no code is found, stop execution
    if (!match) {
        console.log('MissAV Button: No code found in title.');
        return;
    }

    const code = match[0];

    // 3. Find the Magnet button
    const magnetBtn = document.querySelector('a[href^="magnet:"]');
    if (!magnetBtn) return;

    // 4. Create the "or" text separator
    const orText = document.createTextNode(' or ');

    // 5. Create the "MissAV" button
    const missBtn = document.createElement('a');
    missBtn.href = `https://missav.ws/en/${code}`;
    missBtn.target = '_blank';
    missBtn.textContent = 'MissAV';

    // 6. Add the Favicon
    const favicon = document.createElement('img');
    favicon.src = 'https://www.google.com/s2/favicons?domain=missav.ws&sz=16';
    favicon.style.height = '14px';
    favicon.style.width = '14px';
    favicon.style.marginRight = '5px';
    favicon.style.verticalAlign = 'text-bottom';
    favicon.style.border = 'none';

    // Place icon before the text inside the button
    missBtn.prepend(favicon);

    // 7. Insert elements into the DOM
    // Order: [Magnet Button] -> [ or ] -> [MissAV Button]
    magnetBtn.parentNode.insertBefore(orText, magnetBtn.nextSibling);
    magnetBtn.parentNode.insertBefore(missBtn, orText.nextSibling);

})();