Copy Genius Lyrics

Adds a button to copy lyrics from Genius.com with proper formatting

Tendrás que instalar una extensión para tu navegador como Tampermonkey, Greasemonkey o Violentmonkey si quieres utilizar este script.

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

Tendrás que instalar una extensión como Tampermonkey o Violentmonkey para instalar este script.

Necesitarás instalar una extensión como Tampermonkey o Userscripts para instalar este script.

Tendrás que instalar una extensión como Tampermonkey antes de poder instalar este script.

Necesitarás instalar una extensión para administrar scripts de usuario si quieres instalar este script.

(Ya tengo un administrador de scripts de usuario, déjame instalarlo)

Tendrás que instalar una extensión como Stylus antes de poder instalar este script.

Tendrás que instalar una extensión como Stylus antes de poder instalar este script.

Tendrás que instalar una extensión como Stylus antes de poder instalar este script.

Para poder instalar esto tendrás que instalar primero una extensión de estilos de usuario.

Para poder instalar esto tendrás que instalar primero una extensión de estilos de usuario.

Para poder instalar esto tendrás que instalar primero una extensión de estilos de usuario.

(Ya tengo un administrador de estilos de usuario, déjame instalarlo)

// ==UserScript==
// @name         Copy Genius Lyrics
// @namespace    http://tampermonkey.net/
// @version      1.3
// @description  Adds a button to copy lyrics from Genius.com with proper formatting
// @match        https://genius.com/*
// @grant        GM_addStyle
// @license      MIT
// ==/UserScript==


(function () {
    'use strict';

    /** Error logging */
    const logError = (error, context) => console.error(`[Copy Genius Lyrics] Error in ${context}:`, error);

    /** Recursively processes nodes to extract text while preserving structure */
    const processNode = (node) => {
        let result = '';

        for (const child of node.childNodes) {
            if (child.nodeType === Node.TEXT_NODE) {
                result += child.textContent;
            } else if (child.nodeType === Node.ELEMENT_NODE) {
                // Skip elements marked for exclusion
                if (child.getAttribute('data-exclude-from-selection') === 'true') {
                    continue;
                }

                // Handle line breaks and paragraph-like elements
                const tagName = child.tagName?.toLowerCase();
                if (tagName === 'br') {
                    result += '\n';
                } else if (['div', 'p', 'span'].includes(tagName) && child.className?.includes('Lyrics__Container')) {
                    // Process lyrics container content
                    const childText = processNode(child);
                    if (childText.trim()) {
                        result += childText;
                        // Add line break if this container doesn't end with one
                        if (!result.endsWith('\n')) {
                            result += '\n';
                        }
                    }
                } else {
                    result += processNode(child);
                }
            }
        }

        return result;
    };

    /** Copies lyrics to clipboard with proper formatting */
    const copyLyrics = () => {
        try {
            const lyricsContainers = document.querySelectorAll('[data-lyrics-container="true"]');

            if (lyricsContainers.length === 0) {
                showNotification('No lyrics found.');
                return;
            }

            let lyrics = '';

            lyricsContainers.forEach((container, index) => {
                const containerText = processNode(container).trim();

                if (containerText) {
                    lyrics += containerText;
                    // Add double line break between sections, but not after the last one
                    if (index < lyricsContainers.length - 1) {
                        lyrics += '\n\n';
                    }
                }
            });

            // Clean up extra whitespace while preserving intentional line breaks
            lyrics = lyrics
                .replace(/\n{3,}/g, '\n\n') // Replace 3+ line breaks with double
                .replace(/[ \t]+/g, ' ') // Replace multiple spaces/tabs with single space
                .replace(/[ \t]*\n[ \t]*/g, '\n') // Remove spaces around line breaks
                .trim();

            if (!lyrics) {
                showNotification('No lyrics content found.');
                return;
            }

            navigator.clipboard.writeText(lyrics)
                .then(() => showNotification('Lyrics copied!'))
                .catch(error => {
                    logError(error, 'copyLyrics (clipboard)');
                    showNotification('Failed to copy.');
                });

        } catch (error) {
            logError(error, 'copyLyrics');
            showNotification('An error occurred.');
        }
    };

    /** Displays a notification message */
    const showNotification = (message) => {
        try {
            const notification = document.createElement('div');
            notification.className = 'copy-lyrics-notification';
            notification.textContent = message;
            document.body.appendChild(notification);

            setTimeout(() => {
                notification.style.opacity = '0';
                setTimeout(() => notification.remove(), 500);
            }, 2000);
        } catch (error) {
            logError(error, 'showNotification');
        }
    };

    /** Initializes the copy button and injects it into the DOM */
    const initCopyButton = () => {
        try {
            const headerContainer = document.querySelector('div[class*="LyricsHeader__Container"]');
            if (!headerContainer) {
                logError('Target container not found (LyricsHeader__Container)', 'DOM initialization');
                return;
            }

            if (document.querySelector('#copy-lyrics-button')) return; // Avoid duplicate buttons

            const button = document.createElement('button');
            button.id = 'copy-lyrics-button';
            button.textContent = 'Copy Lyrics';
            button.addEventListener('click', copyLyrics);
            headerContainer.appendChild(button);
        } catch (error) {
            logError(error, 'initCopyButton');
        }
    };

    /** Injects custom styles for the button and notification */
    const injectStyles = () => {
        GM_addStyle(`
            #copy-lyrics-button {
                margin-left: 10px;
                padding: 8px 15px;
                font-size: 14px;
                background-color: #1db954;
                color: white;
                border: none;
                border-radius: 5px;
                box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
                cursor: pointer;
                transition: background-color 0.2s ease-in-out;
                order: -1;
            }

            #copy-lyrics-button:hover {
                background-color: #1ed760;
            }

            .copy-lyrics-notification {
                position: fixed;
                bottom: 20px;
                right: 20px;
                padding: 10px 20px;
                background-color: #1db954;
                color: white;
                font-size: 14px;
                border-radius: 5px;
                opacity: 0;
                animation: fadeInOut 2.5s forwards;
                z-index: 1000;
            }

            @keyframes fadeInOut {
                0% { opacity: 0; transform: translateY(20px); }
                10% { opacity: 1; transform: translateY(0); }
                90% { opacity: 1; transform: translateY(0); }
                100% { opacity: 0; transform: translateY(20px); }
            }
        `);
    };

    /** Initializes the script */
    const init = () => {
        injectStyles();
        initCopyButton();
    };

    // Run script after page load
    window.addEventListener('load', init);
})();