Synced lyrics with translation/romanization resizable/draggable panel, themed, opacity control. Translations are provided by Gemini 2.0 Flash and 1.5 Flash via the Google AI Studio API (Accessed via a remote server).
// ==UserScript==
// @name [AI Translations] Spotify Web Player Floating Lyrics
// @namespace http://tampermonkey.net/
// @version 2.5.4
// @description Synced lyrics with translation/romanization resizable/draggable panel, themed, opacity control. Translations are provided by Gemini 2.0 Flash and 1.5 Flash via the Google AI Studio API (Accessed via a remote server).
// @author jayxdcode
// @license All Rights Reserved
// @match https://open.spotify.com/*
// @grant GM_log
// @grant unsafeWindow
// @grant GM_xmlhttpRequest
// @connect lrclib.net
// @connect src-backend.onrender.com
// @connect genius.com
// @connect google.com
// @copyright 2025, jayxdcode
// @sandbox JavaScript
// ==/UserScript==
(function() {
'use strict';
// -- begin --
const mobileDebug = true; // only set to true if you have eruda.
const BACKEND_URL = "https://src-backend.onrender.com/api/translate";
const POLL_INTERVAL = 1000;
const STORAGE_KEY = 'tm-lyrics-panel-position';
const SIZE_KEY = 'tm-lyrics-panel-size';
const THEME_KEY = 'tm-lyrics-theme';
const OPACITY_KEY = 'tm-lyrics-opacity';
const CONFIG_KEY = 'tm-lyrics-config';
let lyricsConfig = JSON.parse(localStorage.getItem(CONFIG_KEY) || '{}');
let lastCandidates = [];
let currentTrackId = null;
let currentTrackDur = null;
let currInf = null;
let syncIntervalId = null;
let lyricsData = null;
let observer = null;
let isDragging = false;
let dragLocked = false;
let isResizing = false;
let currentOpacity = parseFloat(localStorage.getItem(OPACITY_KEY)) || 0.85;
let currentTheme = localStorage.getItem(THEME_KEY) || 'dark';
let lastRenderedIdx = -1;
let logVisible = false;
// --- Utility Functions ---
function debounce(func, wait) {
let timeout;
return function executedFunction(...args) {
const later = () => {
clearTimeout(timeout);
func(...args);
};
clearTimeout(timeout);
timeout = setTimeout(later, wait);
};
}
// --- Panel viewport adjustment logic ---
function handleViewportChange() {
const panel = document.getElementById('tm-lyrics-panel');
if (!panel) return;
const rect = panel.getBoundingClientRect();
const winWidth = window.innerWidth;
const winHeight = window.innerHeight;
const isOutOfBounds =
rect.left < 0 ||
rect.top < 0 ||
rect.right > winWidth ||
rect.bottom > winHeight;
const isTooLarge =
rect.width > winWidth ||
rect.height > winHeight;
if (isOutOfBounds || isTooLarge) {
debug('Panel is out of bounds or too large for viewport. Adjusting...');
// Clamp size to fit viewport with a small margin
const newWidth = Math.min(rect.width, winWidth - 20);
const newHeight = Math.min(rect.height, winHeight - 20);
panel.style.width = newWidth + 'px';
panel.style.height = newHeight + 'px';
// Re-check rect after resize
const newRect = panel.getBoundingClientRect();
// Clamp position to keep the panel fully inside the viewport
const newLeft = Math.max(10, Math.min(newRect.left, winWidth - newRect.width - 10));
const newTop = Math.max(10, Math.min(newRect.top, winHeight - newRect.height - 10));
panel.style.left = newLeft + 'px';
panel.style.top = newTop + 'px';
localStorage.setItem(STORAGE_KEY, JSON.stringify({ left: panel.style.left, top: panel.style.top }));
localStorage.setItem(SIZE_KEY, JSON.stringify({ width: panel.style.width, height: panel.style.height }));
}
}
// --- Manual Lyrics Menu ---
function showManualLyricsMenu(trackKey) {
// Ensure we have candidates
if (!lastCandidates || !lastCandidates.length) {
const manualQuery = prompt('No lyric candidates available. Search manually:');
if (manualQuery && manualQuery.trim() !== '') {
loadLyrics('', '', '', currentTrackDur, (parsed) => {
lyricsData = parsed;
renderLyrics(0);
setupProgressSync(currInf.bar, currInf.duration);
}, { flag: true, query: manualQuery });
}
return;
}
// Add blur overlay
const existingOverlay = document.getElementById('tm-manual-overlay');
if (existingOverlay) existingOverlay.remove();
const overlay = document.createElement('div');
overlay.id = 'tm-manual-overlay';
Object.assign(overlay.style, {
position: 'fixed',
top: 0,
left: 0,
width: '100vw',
height: '100vh',
background: 'rgba(0,0,0,0.5)',
backdropFilter: 'blur(5px)',
zIndex: 9999
});
overlay.onclick = () => {
overlay.remove();
menu.remove();
};
document.body.appendChild(overlay);
// Remove any existing menu
document.getElementById('tm-manual-menu')?.remove();
// Container
const menu = document.createElement('div');
menu.id = 'tm-manual-menu';
Object.assign(menu.style, {
position: 'fixed',
top: '50%',
left: '50%',
transform: 'translate(-50%, -50%)',
width: '90vw',
maxWidth: '600px',
maxHeight: '70vh',
background: '#2a2a2a',
color: '#fff',
borderRadius: '12px',
overflow: 'hidden',
display: 'flex',
flexDirection: 'column',
zIndex: 10000,
boxShadow: '0 4px 20px rgba(0,0,0,0.5)'
});
document.body.appendChild(menu);
// Header with title & close
const header = document.createElement('div');
header.textContent = 'Choose Lyrics Source';
Object.assign(header.style, { padding: '12px 16px', fontWeight: 'bold', borderBottom: '1px solid #444', display: 'flex', justifyContent: 'space-between', alignItems: 'center' });
const closeBtn = document.createElement('button');
closeBtn.textContent = '×';
Object.assign(closeBtn.style, { background: 'none', border: 'none', color: '#fff', fontSize: '20px', cursor: 'pointer' });
closeBtn.onclick = () => {
overlay.remove();
menu.remove();
};
header.appendChild(closeBtn);
menu.appendChild(header);
// Scrollable list
const list = document.createElement('div');
Object.assign(list.style, { flex: '1', overflowY: 'auto', padding: '8px' });
menu.appendChild(list);
lastCandidates.forEach((c, idx) => {
const panel = document.createElement('div');
Object.assign(panel.style, { background: '#333', borderRadius: '8px', marginBottom: '8px', overflow: 'hidden' });
// Summary row
const summary = document.createElement('div');
Object.assign(summary.style, { padding: '10px 12px', display: 'flex', justifyContent: 'space-between', alignItems: 'center', cursor: 'pointer' });
summary.innerHTML = `<span>Candidate ${idx+1}</span><span style="font-size:12px; opacity:.7;">▼</span>`;
panel.appendChild(summary);
// 3-line preview
const preview = document.createElement('pre');
const lines = c.syncedLyrics ? c.syncedLyrics.trim().split('\n').slice(0, 3) : c.plainLyrics.trim().split('\n').slice(0, 3);
preview.textContent = lines.join('\n');
Object.assign(preview.style, { margin: '0 12px 8px', padding: '0', fontSize: '12px', lineHeight: '1.2', color: '#ccc' });
panel.appendChild(preview);
// Body (hidden full lyrics)
const body = document.createElement('pre');
body.textContent = c.syncedLyrics ? c.syncedLyrics.trim() : c.plainLyrics.trim();
Object.assign(body.style, { margin: 0, padding: '8px 12px', fontSize: '13px', lineHeight: '1.4', whiteSpace: 'pre-wrap', display: 'none', background: '#2b2b2b' });
panel.appendChild(body);
// Toggle on click
summary.onclick = () => {
const isOpen = body.style.display === 'block';
body.style.display = isOpen ? 'none' : 'block';
summary.querySelector('span:last-child').textContent = isOpen ? '▼' : '▲';
};
list.appendChild(panel);
});
// Footer with offset input + buttons
const footer = document.createElement('div');
Object.assign(footer.style, { padding: '12px 16px', borderTop: '1px solid #444', display: 'flex', alignItems: 'center', gap: '8px', flexWrap: 'wrap' });
// Offset
const offLabel = document.createElement('label');
offLabel.textContent = 'Offset (ms):';
Object.assign(offLabel.style, { fontSize: '14px' });
const offInput = document.createElement('input');
offInput.type = 'number';
offInput.value = lyricsConfig[trackKey]?.offset || 0;
Object.assign(offInput.style, { width: '60px', padding: '4px', borderRadius: '4px', border: '1px solid #555', background: '#444', color: '#fff' });
footer.appendChild(offLabel);
footer.appendChild(offInput);
// Manual Search button
const searchBtn = document.createElement('button');
searchBtn.textContent = 'Manual Search';
Object.assign(searchBtn.style, { padding: '6px 12px', background: 'none', color: '#fff', border: '2px solid #555', borderRadius: '4px', cursor: 'pointer' });
searchBtn.onclick = () => {
const manualQuery = prompt('Enter manual search query (e.g., song title and artist):');
if (manualQuery && manualQuery.trim() !== '') {
overlay.remove();
menu.remove();
loadLyrics('', '', '', currentTrackDur, (parsed) => {
lyricsData = parsed;
renderLyrics(0);
if (currInf) { setupProgressSync(currInf.bar, currInf.duration); }
}, { flag: true, query: manualQuery });
}
};
footer.appendChild(searchBtn);
// Reset Pick button
const resetBtn = document.createElement('button');
resetBtn.textContent = 'Reset Pick';
Object.assign(resetBtn.style, { padding: '6px 12px', background: 'none', color: '#fff', border: '2px solid #555', borderRadius: '4px', cursor: 'pointer' });
resetBtn.onclick = () => {
delete lyricsConfig[trackKey];
localStorage.setItem(CONFIG_KEY, JSON.stringify(lyricsConfig));
};
footer.appendChild(resetBtn);
// Use Selected button
const useBtn = document.createElement('button');
useBtn.textContent = 'Use Selected';
Object.assign(useBtn.style, { padding: '6px 12px', background: 'none', color: '#fff', border: '2px solid #333', borderRadius: '4px', cursor: 'pointer' });
useBtn.onclick = () => {
const openBodies = Array.from(list.children)
.filter(p => p.querySelector('pre:last-of-type').style.display === 'block');
let rawLrc = openBodies.length ?
openBodies[0].querySelector('pre:last-of-type').textContent :
lastCandidates[0].syncedLyrics;
const offset = parseInt(offInput.value, 10) || 0;
lyricsConfig[trackKey] = { manualLrc: rawLrc, offset };
localStorage.setItem(CONFIG_KEY, JSON.stringify(lyricsConfig));
overlay.remove();
menu.remove();
const [t, a] = trackKey.split('|');
loadLyrics(t, a, '', 0, parsed => {
lyricsData = parsed;
renderLyrics(0);
setupProgressSync(null, 0);
});
};
footer.appendChild(useBtn);
menu.appendChild(footer);
}
// --- Panel creation and drag/resize logic ---
function createPanel() {
document.getElementById('tm-lyrics-overlay')?.remove();
const overlay = document.createElement('div');
overlay.id = 'tm-lyrics-overlay';
Object.assign(overlay.style, { position: 'fixed', top: '0', left: '0', width: '100vw', height: '100vh', zIndex: 9998, pointerEvents: 'none' });
const panel = document.createElement('div');
panel.id = 'tm-lyrics-panel';
Object.assign(panel.style, { position: 'fixed', width: '470px', height: '390px', minWidth: '470px', minHeight: '390px', boxShadow: '0 4px 20px rgba(0,0,0,0.4)', borderRadius: '10px', fontSize: '25px', lineHeight: '1.6', padding: '0', overflow: 'hidden', pointerEvents: 'auto', userSelect: 'none', zIndex: 9999, border: '2px solid #333', display: 'flex', flexDirection: 'column' });
const defaultPos = { left: '100px', top: '100px' };
const savedPos = JSON.parse(localStorage.getItem(STORAGE_KEY) || 'null');
panel.style.left = (savedPos && savedPos.left) ? savedPos.left : defaultPos.left;
panel.style.top = (savedPos && savedPos.top) ? savedPos.top : defaultPos.top;
const savedSize = JSON.parse(localStorage.getItem(SIZE_KEY) || 'null');
if (savedSize && savedSize.width && savedSize.height) {
panel.style.width = savedSize.width;
panel.style.height = savedSize.height;
}
const header = document.createElement('div');
header.id = 'tm-lyrics-header';
Object.assign(header.style, { display: 'flex', justifyContent: 'space-between', alignItems: 'center', padding: '7px 14px', cursor: 'move', userSelect: 'none', borderTopLeftRadius: '10px', borderTopRightRadius: '10px', flexShrink: 0 });
const title = document.createElement('span');
title.id = 'tm-header-title';
title.innerHTML = dragLocked ? '<b>Lyrics (Locked)</b>' : '<b>Lyrics</b>';
header.appendChild(title);
detectLongClick(title, toggleLogVisibility, null, 1000);
const controls = document.createElement('div');
Object.assign(controls.style, { display: 'flex', gap: '8px', alignItems: 'center' });
const opDown = document.createElement('button');
opDown.textContent = '- Opacity';
opDown.addEventListener('click', () => {
currentOpacity = Math.max(0.2, parseFloat((currentOpacity - 0.1).toFixed(2)));
localStorage.setItem(OPACITY_KEY, currentOpacity);
applyTheme(panel);
});
const opUp = document.createElement('button');
opUp.textContent = '+ Opacity';
opUp.addEventListener('click', () => {
currentOpacity = Math.min(1, parseFloat((currentOpacity + 0.1).toFixed(2)));
localStorage.setItem(OPACITY_KEY, currentOpacity);
applyTheme(panel);
});
const manualBtn = document.createElement('button');
manualBtn.textContent = 'Manual LRC';
manualBtn.onclick = () => {
const trackKey = currentTrackId;
showManualLyricsMenu(trackKey);
};
const ghIcon = document.createElement('div');
Object.assign(ghIcon.style, { display: 'flex', alignItems: 'center', paddingTop: '5px', fontSize: '14px' });
ghIcon.innerHTML = `<a href="https://github.com/jayxdcode" target="_blank" title="View on GitHub" style="opacity:0.8; color:white"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="currentColor" viewBox="0 0 16 16"><path d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27s1.36.09 2 .27c1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.01 8.01 0 0 0 16 8c0-4.42-3.58-8-8-8"/></svg></a>`;
controls.append(manualBtn, opDown, opUp, ghIcon);
header.appendChild(controls);
controls.querySelectorAll('button').forEach(btn => Object.assign(btn.style, { background: 'transparent', color: '#fff', border: '2px solid #333', borderRadius: '4px', padding: '6px 10px', fontSize: '14px', cursor: 'pointer', transition: 'opacity 0.2s' }));
const content = document.createElement('div');
content.id = 'tm-lyrics-lines';
Object.assign(content.style, { padding: '12px', overflowY: 'auto', scrollBehavior: 'smooth', flex: '1 1 auto', minHeight: '0' });
content.innerHTML = '<em>Lyrics will appear here</em>';
const resizeHandle = document.createElement('div');
resizeHandle.id = 'tm-lyrics-resize';
Object.assign(resizeHandle.style, { position: 'absolute', right: '1px', bottom: '.5px', width: '18px', height: '18px', cursor: 'nwse-resize', background: 'linear-gradient(135deg,transparent 60%,#888 60%)', opacity: 1 });
panel.appendChild(header);
panel.appendChild(content);
panel.appendChild(resizeHandle);
overlay.appendChild(panel);
document.body.appendChild(overlay);
applyTheme(panel);
// Drag logic
let dragX = 0,
dragY = 0;
header.addEventListener('mousedown', e => {
if (dragLocked) return;
isDragging = true;
dragX = e.clientX - panel.offsetLeft;
dragY = e.clientY - panel.offsetTop;
document.body.style.userSelect = 'none';
});
document.addEventListener('mousemove', e => {
if (!isDragging) return;
let x = e.clientX - dragX;
let y = e.clientY - dragY;
x = Math.min(Math.max(0, x), window.innerWidth - panel.offsetWidth);
y = Math.min(Math.max(0, y), window.innerHeight - panel.offsetHeight);
panel.style.left = x + 'px';
panel.style.top = y + 'px';
});
document.addEventListener('mouseup', () => {
if (!isDragging) return;
isDragging = false;
document.body.style.userSelect = '';
localStorage.setItem(STORAGE_KEY, JSON.stringify({ left: panel.style.left, top: panel.style.top }));
});
// Touch drag
header.addEventListener('touchstart', e => {
if (dragLocked) return;
const t = e.touches[0];
isDragging = true;
dragX = t.clientX - panel.offsetLeft;
dragY = t.clientY - panel.offsetTop;
document.body.style.userSelect = 'none';
}, { passive: false });
document.addEventListener('touchmove', e => {
if (!isDragging) return;
const t = e.touches[0];
let x = t.clientX - dragX;
let y = t.clientY - dragY;
x = Math.min(Math.max(0, x), window.innerWidth - panel.offsetWidth);
y = Math.min(Math.max(0, y), window.innerHeight - panel.offsetHeight);
panel.style.left = x + 'px';
panel.style.top = y + 'px';
}, { passive: false });
document.addEventListener('touchend', () => {
if (!isDragging) return;
isDragging = false;
document.body.style.userSelect = '';
localStorage.setItem(STORAGE_KEY, JSON.stringify({ left: panel.style.left, top: panel.style.top }));
});
// Resize logic
let startW, startH, startX, startY;
resizeHandle.addEventListener('mousedown', e => {
isResizing = true;
startW = panel.offsetWidth;
startH = panel.offsetHeight;
startX = e.clientX;
startY = e.clientY;
e.preventDefault();
e.stopPropagation();
});
document.addEventListener('mousemove', e => {
if (!isResizing) return;
let w = Math.max(200, startW + e.clientX - startX);
let h = Math.max(120, startH + e.clientY - startY);
w = Math.min(w, window.innerWidth - panel.offsetLeft);
h = Math.min(h, window.innerHeight - panel.offsetTop);
panel.style.width = w + 'px';
panel.style.height = h + 'px';
});
document.addEventListener('mouseup', () => {
if (!isResizing) return;
isResizing = false;
localStorage.setItem(SIZE_KEY, JSON.stringify({ width: panel.style.width, height: panel.style.height }));
});
resizeHandle.addEventListener('touchstart', e => {
const t = e.touches[0];
isResizing = true;
startW = panel.offsetWidth;
startH = panel.offsetHeight;
startX = t.clientX;
startY = t.clientY;
e.preventDefault();
e.stopPropagation();
}, { passive: false });
document.addEventListener('touchmove', e => {
if (!isResizing) return;
const t = e.touches[0];
let w = Math.max(200, startW + t.clientX - startX);
let h = Math.max(120, startH + t.clientY - startY);
w = Math.min(w, window.innerWidth - panel.offsetLeft);
h = Math.min(h, window.innerHeight - panel.offsetTop);
panel.style.width = w + 'px';
panel.style.height = h + 'px';
}, { passive: false });
document.addEventListener('touchend', () => {
if (!isResizing) return;
isResizing = false;
localStorage.setItem(SIZE_KEY, JSON.stringify({ width: panel.style.width, height: panel.style.height }));
});
}
function applyTheme(panel) {
const header = panel.querySelector('#tm-lyrics-header');
if (currentTheme === 'light') {
panel.style.background = `rgba(245, 245, 245, ${currentOpacity})`;
panel.style.color = '#000';
if (header) header.style.background = `rgba(220, 220, 220, ${currentOpacity})`;
} else {
panel.style.background = `rgba(0, 0, 0, ${currentOpacity})`;
panel.style.color = '#fff';
if (header) header.style.background = `rgba(33, 33, 33, ${currentOpacity})`;
}
}
function gmFetch(url, headers = {}) {
if (typeof GM_xmlhttpRequest === 'function') {
return new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method: 'GET',
url,
headers,
onload: res => resolve(res),
onerror: err => reject(err),
ontimeout: () => reject(new Error('Request timed out'))
});
});
} else {
// Use native fetch if GM_xmlhttpRequest is not available
return fetch(url, { headers })
.then(response => {
if (!response.ok) {
throw new Error(`HTTP error! status: ${response.status}`);
}
return response;
})
.catch(error => {
throw new Error(`Fetch failed: ${error.message}`);
});
}
}
function toggleLogVisibility() {
const logs = document.getElementById('tm-logs');
logs.style.display = logVisible ? 'block' : 'none';
logVisible = logVisible ? false : true;
}
/**
* Attaches a long click detection to a DOM element.
*
* @param {HTMLElement} element The DOM element to attach the listener to.
* @param {function} onLongClick Callback function to execute when a long click is detected.
* @param {function} [onShortClick] Optional callback for a short click. If not provided,
* only long clicks will trigger a callback.
* @param {number} [longClickThreshold=500] The duration in milliseconds to consider a click "long".
*/
function detectLongClick(element, onLongClick, onShortClick, longClickThreshold = 500) {
let pressTimer;
let isLongClickTriggered = false; // Flag to prevent short click after long click
if (!element || typeof onLongClick !== 'function') {
console.error("detectLongClick: Invalid element or onLongClick callback provided.");
return;
}
const startTimer = () => {
isLongClickTriggered = false; // Reset flag for new press
pressTimer = setTimeout(() => {
isLongClickTriggered = true;
onLongClick();
}, longClickThreshold);
};
const clearTimer = () => {
clearTimeout(pressTimer);
};
// --- Mouse Events ---
element.addEventListener('mousedown', (event) => {
// Prevent right-click from triggering long-click for mouse events
if (event.button === 2) {
return;
}
startTimer();
});
element.addEventListener('mouseup', () => {
clearTimer();
// Only trigger short click if long click wasn't triggered
if (!isLongClickTriggered && typeof onShortClick === 'function') {
onShortClick();
}
});
// If mouse leaves the element while pressed (important to clear timer)
element.addEventListener('mouseleave', () => {
clearTimer();
// Reset long click flag if mouse leaves, preventing accidental short click if re-entered
isLongClickTriggered = false;
});
// --- Touch Events ---
// Using passive: true for better scroll performance. If you need to prevent default
// browser behavior (like scrolling/zooming on touch), set to false and handle `event.preventDefault()`.
element.addEventListener('touchstart', (event) => {
// event.preventDefault(); // Uncomment if you need to prevent default touch behaviors
startTimer();
}, { passive: true });
element.addEventListener('touchend', () => {
clearTimer();
if (!isLongClickTriggered && typeof onShortClick === 'function') {
onShortClick();
}
}, { passive: true });
element.addEventListener('touchcancel', () => {
clearTimer();
isLongClickTriggered = false; // Reset if touch is interrupted (e.g., phone call)
}, { passive: true });
}
async function parseAl(url = null) {
try { if (!url) return ''; const res = await fetch(url); const html = await res.text(); const doc = new DOMParser().parseFromString(html, 'text/html'); const titleText = doc.querySelector('title')?.textContent; if (titleText) { const match = titleText.match(/^(.*?) - Album by .*? \| Spotify$/); if (match && match.length > 1) return match[1]; } } catch (e) { debug('parseAl error:', e); }
return '';
}
/**
* [RESTORED] Fetch up to 3 Genius English Translation links via strict Google search.
*/
async function fetchStrictGeniusLinks(title, artist) {
if (!title || !artist) return [];
const query = `site:genius.com ${title} ${artist} "(english translation)"`;
const googleSearchUrl = `https://www.google.com/search?q=${encodeURIComponent(query)}`;
debug(`🔍 Google search for Genius link: ${googleSearchUrl}`);
try {
const searchRes = await gmFetch(googleSearchUrl, { 'User-Agent': 'Mozilla/5.0' });
const doc = new DOMParser().parseFromString(searchRes.responseText, 'text/html');
const anchors = Array.from(doc.querySelectorAll('a[href^="/url?q=https://genius.com/Genius-english-translations-"]'));
const geniusLinks = [];
for (let a of anchors) {
if (geniusLinks.length >= 3) break;
const href = a.getAttribute('href');
const match = href.match(/\/url\?q=(https:\/\/genius\.com\/Genius-english-translations-[^&]+)/i);
if (match && match[1]) {
const decoded = decodeURIComponent(match[1]);
if (!geniusLinks.includes(decoded)) geniusLinks.push(decoded);
}
}
debug('✅ Found Genius links via Google:', geniusLinks);
return geniusLinks;
} catch (err) {
debug('[⚠️ WARNING] ❌ Failed to fetch Google search results:', err);
return [];
}
}
/**
* [NEW & FIXED] Scrapes the lyrics from a given Genius URL.
*/
async function scrapeGeniusUrl(url) {
if (!url) return null;
debug(`📄 Scraping Genius URL: ${url}`);
try {
const pageRes = await gmFetch(url, { 'User-Agent': 'Mozilla/5.0' });
const doc = new DOMParser().parseFromString(pageRes.responseText, 'text/html');
const containers = doc.querySelectorAll('div[data-lyrics-container="true"]');
if (!containers.length) throw new Error('No lyrics containers found on page.');
const blocks = [];
containers.forEach(div => {
const clone = div.cloneNode(true);
clone.querySelectorAll('[data-exclude-from-selection="true"]').forEach(e => e.remove());
blocks.push(clone.innerText.trim());
});
const lyrics = blocks.join('\n\n').trim();
debug('✅ Successfully scraped lyrics from Genius page.');
return lyrics;
} catch (err) {
debug(`[⚠️ WARNING] ❌ Failed to scrape Genius URL ${url}:`, err);
return null;
}
}
async function fetchTranslations(lrcText, geniusTr, title, artist) {
try {
const response = await fetch(BACKEND_URL, {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({ lrcText, geniusLyrics: geniusTr, title, artist }), // Changed key to match backend
});
if (!response.ok) {
const errorBody = await response.text();
debug('[❗ERROR] Backend server returned an error:', response.status, errorBody);
return { rom: "", transl: "" };
}
const data = await response.json();
debug('Received backend data:', data);
return data;
} catch (error) {
debug('[❗ERROR] Failed to fetch from backend server:', error);
return { rom: "", transl: "" };
}
}
function parseLRCToArray(lrc) {
if (!lrc) return [];
const lines = [];
const regex = /\[(\d+):(\d+)(?:\.(\d+))?\](.*)/g;
for (const raw of lrc.split('\n')) {
let matches, l = raw;
while ((matches = regex.exec(l)) !== null) {
const time = parseInt(matches[1], 10) * 60000 + parseInt(matches[2], 10) * 1000 + (matches[3] ? parseInt(matches[3].padEnd(3, '0'), 10) : 0);
lines.push({ time, text: l.replace(/\[\d+:\d+(?:\.\d+)?\]/g, '').trim() });
}
regex.lastIndex = 0;
}
lines.sort((a, b) => a.time - b.time);
if (lines.length && lines[0].time !== 0) lines.unshift({ time: 0, text: '' });
return lines;
}
function mergeLRC(origArr, romArr, transArr) {
const romMap = new Map(romArr.map(r => [r.time, r.text]));
const transMap = new Map(transArr.map(t => [t.time, t.text]));
return origArr.map(o => ({ time: o.time, text: o.text, roman: romMap.get(o.time) || '', trans: transMap.get(o.time) || '' }));
}
function parseLRC(lrc, romLrc, translLrc) {
return mergeLRC(parseLRCToArray(lrc), parseLRCToArray(romLrc), parseLRCToArray(translLrc));
}
async function loadLyrics(title, artist, album, duration, onTransReady, manual = { flag: false, query: "" }) {
if (!manual.flag) debug('Searching for lyrics:', title, artist, album, duration);
else debug(`Manually searching lyrics: using user prompt "${manual.query}"...`);
const trackKey = `${title}|${artist}`;
let geniusLyrics = null;
try {
// --- 0) Attempt to get Genius lyrics first ---
/* PLACEHOLDER
if (!manual.flag) {
const geniusLinks = await fetchStrictGeniusLinks(title, artist);
if (geniusLinks.length > 0) {
geniusLyrics = await scrapeGeniusUrl(geniusLinks[0]);
}
}
*/
// --- 1) Manual override check ---
if (lyricsConfig[trackKey]?.manualLrc && !manual.flag) {
const { manualLrc, offset = 0 } = lyricsConfig[trackKey];
onTransReady(parseLRC(manualLrc, '', '').map(l => ({ ...l, time: l.time + offset })));
const { rom, transl } = await fetchTranslations(manualLrc, geniusLyrics, title, artist);
onTransReady(parseLRC(manualLrc, rom, transl).map(l => ({ ...l, time: l.time + offset })));
const searchRes = await fetch(`https://lrclib.net/api/search?q=${encodeURIComponent([title, artist, album].join(' '))}`);
if (searchRes.ok) lastCandidates = await searchRes.json();
return;
}
// --- 2) Fetch from lrclib (with fallback) ---
const primaryMetadata = manual.flag ? manual.query : [title, artist, album].filter(Boolean).join(' ');
let searchRes = await fetch(`https://lrclib.net/api/search?q=${encodeURIComponent(primaryMetadata)}`);
if (!searchRes.ok) throw new Error('lrclib search failed');
let searchData = await searchRes.json();
if (!Array.isArray(searchData) || !searchData.some(c => c.syncedLyrics)) {
if (!manual.flag && album) {
debug('Retrying lrclib search without album.');
const fallbackRes = await fetch(`https://lrclib.net/api/search?q=${encodeURIComponent([title, artist].join(' '))}`);
if (fallbackRes.ok) searchData = await fallbackRes.json();
}
}
lastCandidates = Array.isArray(searchData) ? searchData : [];
// --- 3) Pick best candidate ---
let candidate = null,
minDelta = Infinity;
lastCandidates.filter(c => c.syncedLyrics).forEach(c => {
const delta = Math.abs(Number(c.duration) - duration);
if (delta < minDelta && delta < 8000) {
candidate = c;
minDelta = delta;
}
});
if (!candidate && lastCandidates.length > 0) candidate = lastCandidates[0];
if (!candidate || (!candidate.syncedLyrics && !candidate.plainLyrics)) {
onTransReady([{ time: 0, text: 'Failed to find any lyrics for this track.', roman: '', trans: '' }]);
return;
}
// --- 4) Process candidate and get translations ---
const rawLrc = candidate.syncedLyrics || `[00:00.01] ${candidate.plainLyrics}`;
onTransReady(parseLRC(rawLrc, '', '')); // Render original lyrics immediately
const { rom, transl } = await fetchTranslations(rawLrc, geniusLyrics, title, artist);
onTransReady(parseLRC(rawLrc, rom, transl));
} catch (e) {
// alert(`Error while displaying lrc: ${e} \n\n\n Please report this to \n\nhttps://github.com/jayxdcode/src-backend/issues\n\nalongside with a screenshot of this alert.`);
debug('[❗ERROR] [Lyrics] loadLyrics error:', `${e}`);
onTransReady([{ time: 0, text: 'An error occurred while loading lyrics.', roman: '', trans: '' }]);
}
}
function parseTimeString(str) {
if (!str) return 0;
const parts = str.split(':').map(Number);
return parts.length === 2 ? (parts[0] * 60 + parts[1]) * 1000 : (parts.length === 3 ? (parts[0] * 3600 + parts[1] * 60 + parts[2]) * 1000 : 0);
}
function addTimeJumpListener() {
const lyricLinesWithTimestamp = document.querySelectorAll('#tm-lyrics-lines [timestamp]');
lyricLinesWithTimestamp.forEach(element => {
const timestampValue = element.getAttribute('timestamp');
if (timestampValue) {
element.addEventListener('click', () => timeJump(timestampValue));
}
});
}
async function getTrackInfo() {
const bar = document.querySelector('[data-testid="now-playing-bar"], [data-testid="main-view-player-bar"], [data-testid="bottom-bar"], footer');
if (!bar) return null;
const titleEl = bar.querySelector('[data-testid="context-item-info-title"] [data-testid="context-item-link"], [data-testid="nowplaying-track-link"], [data-testid="now-playing-widget-title"] a, .track-info__name a');
const artistEl = bar.querySelector('[data-testid="context-item-info-artist"], [data-testid="nowplaying-artist"], [data-testid="now-playing-widget-artist"] a, .track-info__artists a');
const title = titleEl?.textContent.trim() || '';
const artist = artistEl?.textContent.trim() || '';
const album = titleEl?.href ? await parseAl(titleEl.href) : '';
const durationEl = bar.querySelector('[data-testid="playback-duration"], [data-testid="playback_duration"]');
const duration = durationEl ? parseTimeString(durationEl.textContent.trim()) : null;
currentTrackDur = duration;
return { id: title + '|' + artist, title, artist, album, duration, bar };
}
function getProgressBarTimeMs(bar, durationMs) {
if (!bar || !durationMs) return 0;
const pbar = bar.querySelector('[data-testid="progress-bar"]');
if (pbar?.style) {
const match = pbar.style.cssText.match(/--progress-bar-transform:\s*([\d.]+)%/);
if (match?.[1]) return durationMs * parseFloat(match[1]) / 100;
}
const slider = bar.querySelector('div[role="slider"][aria-valuenow]');
if (slider) return Number(slider.getAttribute('aria-valuenow'));
const input = bar.querySelector('input[type="range"]');
if (input) return durationMs * Number(input.value) / Number(input.max);
const posEl = bar.querySelector('[data-testid="player-position"]');
if (posEl) return parseTimeString(posEl.textContent.trim());
return 0;
}
function renderLyrics(currentIdx) {
const linesDiv = document.getElementById('tm-lyrics-lines');
if (!linesDiv) return;
let html = '';
const color = currentTheme === 'light' ? '#000' : '#fff';
const subColor = currentTheme === 'light' ? '#555' : '#ccc';
const start = Math.max(0, currentIdx - 70);
const end = Math.min(lyricsData.length - 1, currentIdx + 70);
for (let i = start; i <= end; i++) {
const ln = lyricsData[i];
if (!ln.text && !ln.roman && !ln.trans) {
html += `<div class="tm-lyric-line" style="min-height:1.6em;"> </div>`;
continue;
}
const lineClass = i === currentIdx ? `tm-lrc-${i} tm-lyric-current` : `tm-lrc-${i} tm-lyric-line`;
const lineStyle = `white-space: pre-wrap; color:${color}; ${i === currentIdx ? "font-weight:bold;" : "opacity:.7;"} margin:10px 0; min-height:1.6em; display:block;`;
html += `<div class="${lineClass}" style="${lineStyle}" timestamp=${ln.time}>${ln.text || ' '}`;
if (ln.roman && ln.text.trim() !== ln.roman.trim()) html += `<div style="font-size:.75em; color:${subColor}; margin-top:2px;">${ln.roman}</div>`;
if (ln.trans && ln.text.trim() !== ln.trans.trim()) html += `<div style="font-size:.75em; color:${subColor}; margin-top:2px;">${ln.trans}</div>`;
html += `</div>`;
}
linesDiv.innerHTML = html;
const currElem = linesDiv.querySelector('.tm-lyric-current');
if (currElem) {
linesDiv.scrollTop = currElem.offsetTop - linesDiv.clientHeight / 2 + currElem.offsetHeight / 2;
}
addTimeJumpListener();
}
function syncLyrics(bar, durationMs) {
if (!bar || !lyricsData || lyricsData.length === 0) return;
let t = getProgressBarTimeMs(bar, durationMs);
if (lyricsData.length === 1) {
if (lastRenderedIdx !== 0) {
renderLyrics(0);
lastRenderedIdx = 0;
}
return;
}
let idx = lyricsData.findIndex((line, i) => i === lyricsData.length - 1 || (line.time <= t && t < lyricsData[i + 1].time));
if (idx === -1) idx = lyricsData.length - 1;
if (idx !== lastRenderedIdx) {
renderLyrics(idx);
lastRenderedIdx = idx;
}
}
function setupProgressSync(bar, durationMs) {
if (!bar) return;
if (observer) observer.disconnect();
if (syncIntervalId) clearInterval(syncIntervalId);
const pbar = bar.querySelector('[data-testid="progress-bar"], div[role="slider"]');
if (pbar) {
observer = new MutationObserver(() => syncLyrics(bar, durationMs));
observer.observe(pbar, { attributes: true, attributeFilter: ['style', 'aria-valuenow'] });
}
syncIntervalId = setInterval(() => syncLyrics(bar, durationMs), 300);
}
/*
LRC time jump logic
*/
// window.timeJump =
function timeJump(timestamp) {
const progressInput = document.querySelector("[data-testid='playback-progressbar'] input");
const minOffset = 100;
const maxOffset = 200;
const randOffset = Math.random() * (maxOffset - minOffset) + minOffset;
const seekTo = Math.min(timestamp, progressInput.max);
progressInput.value = seekTo - randOffset;
progressInput.dispatchEvent(new Event('input', { bubbles: true }));
progressInput.dispatchEvent(new Event('change', { bubbles: true }));
};
async function poller() {
try {
const info = await getTrackInfo();
if (!info || !info.title || !info.artist) return;
if (info.id !== currentTrackId) {
debug('Track changed:', info.title, '-', info.artist);
currentTrackId = info.id;
currInf = info;
lyricsData = null;
lastRenderedIdx = -1;
const lines = document.getElementById('tm-lyrics-lines');
if (lines) lines.innerHTML = '<em>Loading lyrics...</em>';
await loadLyrics(info.title, info.artist, info.album, info.duration, (parsed) => {
lyricsData = parsed;
renderLyrics(0);
setupProgressSync(info.bar, info.duration);
});
}
} catch (e) {
debug('[❗ERROR] [Poller Error]', e);
}
}
/**
* Creates and appends a hidden <div> to the page to serve as a log container.
* This is called once during the script's initialization.
*/
function setupLogElement() {
// Create the main container for logs
const logs = document.createElement('div');
logs.id = 'tm-logs';
// Style it to be hidden by default but available for inspection
Object.assign(logs.style, {
position: 'fixed',
bottom: '10px',
right: '10px',
width: '400px',
height: '300px',
background: 'rgba(0, 0, 0, 0.8)',
color: '#0f0',
fontFamily: 'monospace',
fontSize: '12px',
zIndex: '10001',
overflowY: 'scroll',
padding: '10px',
border: '1px solid #333',
borderRadius: '5px',
display: 'none' // Hidden by default
});
// Add it to the page
document.body.appendChild(logs);
console.log('[Lyrics] Log element created. To view it, run this in the console:');
console.log("document.getElementById('tm-logs').style.display = 'block';");
}
// Example of how to call it when your script starts:
// setupLogElement();
// function debug(...args) { console.log('[Lyrics]', ...args); }
/**
* Logs messages to the console and a dedicated <div> for on-page debugging.
* @param {...any} args - The values to log.
*/
function debug(...args) {
// Also log to the standard developer console
console.log('[Lyrics]', ...args);
// Find the log container element on the page
const logs = document.body.querySelector('#tm-logs');
if (logs) {
// Format arguments for HTML display, handling objects with JSON.stringify
const message = args.map(arg => typeof arg === 'object' ? JSON.stringify(arg, null, 2) : arg).join(' ');
// Append the new log message
logs.innerHTML += `<div style='margin: .75em;'>${message}</div>`;
// Auto-scroll to the bottom
logs.scrollTop = logs.scrollHeight;
}
}
function init() {
setupLogElement();
debug('Initializing Lyrics Panel');
createPanel();
window.addEventListener('resize', debounce(handleViewportChange, 250));
setInterval(poller, POLL_INTERVAL);
}
// Wait for the main UI to be available before initializing
const readyObserver = new MutationObserver((mutations, obs) => {
if (document.querySelector('[data-testid="now-playing-bar"], [data-testid="main-view-player-bar"]')) {
obs.disconnect();
init();
}
});
readyObserver.observe(document.body, { childList: true, subtree: true });
// -- end --
})();
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