kv-music/js/playlist-importer.js
2026-04-04 01:37:47 +03:00

900 lines
30 KiB
JavaScript

function isFuzzyMatch(str1, str2) {
if (!str1 || !str2) return false;
const s1 = str1.toLowerCase().replace(/[^\p{L}\p{N}]/gu, '');
const s2 = str2.toLowerCase().replace(/[^\p{L}\p{N}]/gu, '');
return s1.includes(s2) || s2.includes(s1);
}
function findBestMatch(items, targetArtist, targetAlbum, importOptions) {
if (!items || items.length === 0) return null;
if (!importOptions?.strictArtistMatch && !importOptions?.strictAlbumMatch) return items[0];
return (
items.find((item) => {
let artistOk = true;
let albumOk = true;
if (importOptions.strictArtistMatch && targetArtist) {
const itemArtist = item.artist?.name || item.artists?.[0]?.name;
if (!isFuzzyMatch(itemArtist, targetArtist)) artistOk = false;
}
if (importOptions.strictAlbumMatch && targetAlbum) {
const itemAlbum = item.album?.title;
if (itemAlbum && !isFuzzyMatch(itemAlbum, targetAlbum)) albumOk = false;
}
return artistOk && albumOk;
}) || null
);
}
/**
* Helper function to get track artists string
*/
function getTrackArtists(track) {
if (track.artists && track.artists.length > 0) {
return track.artists.map((artist) => artist.name).join(', ');
}
return track.artist?.name || 'Unknown Artist';
}
/**
* Generates CSV playlist export
* @param {Object} _playlist - Playlist metadata
* @param {Array} tracks - Array of track objects
* @returns {string} CSV content
*/
export function generateCSV(_playlist, tracks) {
const headers = ['Track Name', 'Artist Name(s)', 'Album', 'Duration'];
let content = headers.map((h) => `"${h}"`).join(',') + '\n';
tracks.forEach((track) => {
const title = (track.title || '').replace(/"/g, '""');
const artist = getTrackArtists(track).replace(/"/g, '""');
const album = (track.album?.title || '').replace(/"/g, '""');
const duration = formatDuration(track.duration || 0);
content += `"${title}","${artist}","${album}","${duration}"\n`;
});
return content;
}
/**
* Generates XSPF (XML Shareable Playlist Format) export
* @param {Object} playlist - Playlist metadata
* @param {Array} tracks - Array of track objects
* @returns {string} XSPF XML content
*/
export function generateXSPF(playlist, tracks) {
const date = new Date().toISOString();
let xml = '<?xml version="1.0" encoding="UTF-8"?>\n';
xml += '<playlist xmlns="http://xspf.org/ns/0/" version="1">\n';
xml += ` <title>${escapeXml(playlist.title || 'Unknown Playlist')}</title>\n`;
xml += ` <creator>${escapeXml(playlist.artist || 'Various Artists')}</creator>\n`;
xml += ` <date>${date}</date>\n`;
xml += ' <trackList>\n';
tracks.forEach((track) => {
xml += ' <track>\n';
xml += ` <title>${escapeXml(track.title || 'Unknown Title')}</title>\n`;
xml += ` <creator>${escapeXml(getTrackArtists(track))}</creator>\n`;
if (track.album?.title) {
xml += ` <album>${escapeXml(track.album.title)}</album>\n`;
}
if (track.duration) {
xml += ` <duration>${Math.round(track.duration * 1000)}</duration>\n`;
}
xml += ' </track>\n';
});
xml += ' </trackList>\n';
xml += '</playlist>\n';
return xml;
}
/**
* Generates generic XML playlist export
* @param {Object} playlist - Playlist metadata
* @param {Array} tracks - Array of track objects
* @returns {string} XML content
*/
export function generateXML(playlist, tracks) {
const date = new Date().toISOString();
let xml = '<?xml version="1.0" encoding="UTF-8"?>\n';
xml += '<playlist>\n';
xml += ` <name>${escapeXml(playlist.title || 'Unknown Playlist')}</name>\n`;
xml += ` <creator>${escapeXml(playlist.artist || 'Various Artists')}</creator>\n`;
xml += ` <created>${date}</created>\n`;
xml += ` <trackCount>${tracks.length}</trackCount>\n`;
xml += ' <tracks>\n';
tracks.forEach((track, index) => {
xml += ' <track>\n';
xml += ` <position>${index + 1}</position>\n`;
xml += ` <title>${escapeXml(track.title || '')}</title>\n`;
xml += ` <artist>${escapeXml(getTrackArtists(track) || '')}</artist>\n`;
xml += ` <album>${escapeXml(track.album?.title || '')}</album>\n`;
xml += ` <duration>${Math.round(track.duration || 0)}</duration>\n`;
xml += ' </track>\n';
});
xml += ' </tracks>\n';
xml += '</playlist>\n';
return xml;
}
/**
* Parses CSV playlist format
* @param {string} csvText - CSV content
* @param {Function} api - API instance for searching tracks
* @param {Function} onProgress - Progress callback
* @returns {Promise<{tracks: Array, missingTracks: Array}>}
*/
const HEADER_MAPPINGS = {
track: ['track name', 'title', 'song', 'name', 'track', 'track title'],
artist: ['artist name(s)', 'artist name', 'artist', 'artists', 'creator', 'artist names'],
album: ['album', 'album name'],
type: ['type', 'category', 'kind'],
isrc: ['isrc', 'isrc code'],
spotifyId: ['spotify - id', 'spotify id', 'spotify_id', 'spotifyid'],
playlistName: ['playlist name', 'playlist', 'playlist title'],
duration: ['duration', 'length', 'time'],
};
function normalizeHeader(header) {
if (!header) return '';
return header
.replace(/^\uFEFF/, '')
.toLowerCase()
.trim()
.replace(/[_\s]+/g, ' ');
}
function mapHeaders(rawHeaders) {
const mapped = {};
rawHeaders.forEach((header, index) => {
const normalized = normalizeHeader(header);
for (const [key, aliases] of Object.entries(HEADER_MAPPINGS)) {
if (aliases.includes(normalized)) {
mapped[key] = index;
break;
}
}
});
return mapped;
}
function detectCSVFormat(mappedHeaders) {
const hasType = mappedHeaders.type !== undefined;
const hasTrack = mappedHeaders.track !== undefined;
const hasArtist = mappedHeaders.artist !== undefined;
const hasAlbum = mappedHeaders.album !== undefined;
if (hasTrack && hasArtist) {
return {
format: 'library',
hasMultipleTypes: hasType,
supportsTracks: true,
supportsAlbums: hasAlbum,
supportsArtists: hasArtist && !hasTrack,
};
}
if (hasArtist && !hasTrack) {
return {
format: 'artists',
hasMultipleTypes: false,
supportsTracks: false,
supportsAlbums: false,
supportsArtists: true,
};
}
return {
format: 'playlist',
hasMultipleTypes: false,
supportsTracks: true,
supportsAlbums: false,
supportsArtists: false,
};
}
export async function parseDynamicCSV(csvText, api, onProgress, options = {}) {
const lines = csvText.trim().split('\n');
if (lines.length < 2) {
return {
format: 'unknown',
tracks: [],
albums: [],
artists: [],
missingItems: [],
playlists: {},
};
}
const parseLine = (text) => {
const values = [];
let current = '';
let inQuote = false;
for (let i = 0; i < text.length; i++) {
const char = text[i];
if (char === '"') {
inQuote = !inQuote;
} else if (char === ',' && !inQuote) {
values.push(current);
current = '';
} else {
current += char;
}
}
values.push(current);
return values.map((v) => v.trim().replace(/^"|"$/g, '').replace(/""/g, '"').trim());
};
const rawHeaders = parseLine(lines[0]);
const mappedHeaders = mapHeaders(rawHeaders);
const formatInfo = detectCSVFormat(mappedHeaders);
const rows = lines.slice(1);
const tracks = [];
const albums = [];
const artists = [];
const missingItems = [];
const playlists = {};
const totalItems = rows.length;
const getItemType = (values) => {
if (mappedHeaders.type !== undefined) {
const typeValue = values[mappedHeaders.type]?.toLowerCase().trim();
if (typeValue === 'album' || typeValue === 'favorite album') return 'album';
if (typeValue === 'artist' || typeValue === 'favorite artist') return 'artist';
if (
typeValue === 'favorite' ||
typeValue === 'favorite track' ||
typeValue === 'track' ||
typeValue === 'playlist'
)
return 'track';
}
const hasTrackName = mappedHeaders.track !== undefined && values[mappedHeaders.track];
const hasArtistName = mappedHeaders.artist !== undefined && values[mappedHeaders.artist];
const hasAlbumName = mappedHeaders.album !== undefined && values[mappedHeaders.album];
if (hasTrackName && hasArtistName) return 'track';
if (hasTrackName && hasAlbumName && values[mappedHeaders.track] === values[mappedHeaders.album]) {
return hasArtistName ? 'track' : 'album';
}
if (hasAlbumName && hasArtistName && !hasTrackName) return 'album';
if (hasArtistName && !hasTrackName && !hasAlbumName) return 'artist';
return 'track';
};
for (let i = 0; i < rows.length; i++) {
const row = rows[i];
if (!row.trim()) continue;
const values = parseLine(row);
const itemType = getItemType(values);
const trackName = mappedHeaders.track !== undefined ? values[mappedHeaders.track] : '';
const artistName = mappedHeaders.artist !== undefined ? values[mappedHeaders.artist] : '';
const albumName = mappedHeaders.album !== undefined ? values[mappedHeaders.album] : '';
const isrc = mappedHeaders.isrc !== undefined ? values[mappedHeaders.isrc] : '';
const playlistName = mappedHeaders.playlistName !== undefined ? values[mappedHeaders.playlistName] : '';
const typeValue = mappedHeaders.type !== undefined ? values[mappedHeaders.type]?.toLowerCase().trim() : '';
const isFavorite = typeValue.includes('favorite');
if (onProgress) {
onProgress({
current: i,
total: totalItems,
currentItem: trackName || artistName || albumName || 'Unknown item',
type: itemType,
});
}
await new Promise((resolve) => setTimeout(resolve, 300));
try {
if (itemType === 'track') {
let foundTrack = null;
if (isrc) {
const searchResult = await api.searchTracks(`isrc:${isrc}`);
if (searchResult.items && searchResult.items.length > 0) {
foundTrack = searchResult.items.find((t) => t.isrc === isrc) || searchResult.items[0];
}
}
if (!foundTrack && trackName && artistName) {
const searchQuery = `"${trackName}" ${artistName}`.trim();
const searchResult = await api.searchTracks(searchQuery);
if (searchResult.items && searchResult.items.length > 0) {
foundTrack = findBestMatch(searchResult.items, artistName, albumName, options);
}
}
if (foundTrack) {
if (isFavorite) foundTrack.isFavorite = true;
tracks.push(foundTrack);
if (playlistName) {
if (!playlists[playlistName]) {
playlists[playlistName] = [];
}
playlists[playlistName].push(foundTrack);
}
} else {
missingItems.push({
type: 'track',
title: trackName,
artist: artistName,
album: albumName,
isrc: isrc,
});
}
} else if (itemType === 'album') {
let foundAlbum = null;
if (artistName && albumName) {
const searchQuery = `"${albumName}" ${artistName}`.trim();
const searchResult = await api.searchAlbums(searchQuery);
if (searchResult.items && searchResult.items.length > 0) {
foundAlbum = searchResult.items[0];
}
}
if (foundAlbum) {
if (isFavorite) foundAlbum.isFavorite = true;
albums.push(foundAlbum);
} else {
missingItems.push({
type: 'album',
title: albumName,
artist: artistName,
});
}
} else if (itemType === 'artist') {
let foundArtist = null;
if (artistName) {
const searchResult = await api.searchArtists(artistName);
if (searchResult.items && searchResult.items.length > 0) {
foundArtist = searchResult.items[0];
}
}
if (foundArtist) {
if (isFavorite) foundArtist.isFavorite = true;
artists.push(foundArtist);
} else {
missingItems.push({
type: 'artist',
name: artistName,
});
}
}
} catch {
missingItems.push({
type: itemType,
title: trackName || albumName,
artist: artistName,
});
}
}
return {
format: formatInfo.format,
tracks,
albums,
artists,
missingItems,
playlists,
stats: {
totalItems,
tracksFound: tracks.length,
albumsFound: albums.length,
artistsFound: artists.length,
missingCount: missingItems.length,
playlistCount: Object.keys(playlists).length,
},
};
}
/**
* Imports CSV result to library
* @param {Object} csvResult - Result from parseDynamicCSV
* @param {Object} db - Database instance
* @param {Function} onProgress - Progress callback
* @param {Object} options - Import options
* @returns {Promise<Object} - Results summary
*/
export async function importToLibrary(csvResult, db, onProgress, options = {}) {
const { favoriteTracks = true, favoriteAlbums = true, favoriteArtists = true } = options;
const results = {
tracks: { added: 0, failed: 0 },
albums: { added: 0, failed: 0 },
artists: { added: 0, failed: 0 },
playlists: { created: 0, tracksAdded: 0 },
};
const addedTrackIds = new Set();
const addedAlbumIds = new Set();
const addedArtistIds = new Set();
for (const track of csvResult.tracks) {
if (!addedTrackIds.has(track.id)) {
try {
if (favoriteTracks || track.isFavorite) {
await db.toggleFavorite('track', track);
results.tracks.added++;
}
addedTrackIds.add(track.id);
} catch {
results.tracks.failed++;
}
}
if (onProgress) onProgress({ action: 'track', item: track.title });
}
for (const album of csvResult.albums) {
if (!addedAlbumIds.has(album.id)) {
try {
if (favoriteAlbums || album.isFavorite) {
await db.toggleFavorite('album', album);
results.albums.added++;
}
addedAlbumIds.add(album.id);
} catch {
results.albums.failed++;
}
}
if (onProgress) onProgress({ action: 'album', item: album.title });
}
for (const artist of csvResult.artists) {
if (!addedArtistIds.has(artist.id)) {
try {
if (favoriteArtists || artist.isFavorite) {
await db.toggleFavorite('artist', artist);
results.artists.added++;
}
addedArtistIds.add(artist.id);
} catch {
results.artists.failed++;
}
}
if (onProgress) onProgress({ action: 'artist', item: artist.name });
}
for (const [playlistName, playlistTracks] of Object.entries(csvResult.playlists)) {
if (playlistTracks.length > 0) {
try {
await db.createPlaylist(playlistName, playlistTracks);
results.playlists.created++;
results.playlists.tracksAdded += playlistTracks.length;
} catch {
console.warn(`Failed to create playlist: ${playlistName}`);
}
}
if (onProgress) onProgress({ action: 'playlist', item: playlistName });
}
return results;
}
export async function parseCSV(csvText, api, onProgress, importOptions = {}) {
const lines = csvText.trim().split('\n');
if (lines.length < 2) return { tracks: [], missingTracks: [] };
const parseLine = (text) => {
const values = [];
let current = '';
let inQuote = false;
for (let i = 0; i < text.length; i++) {
const char = text[i];
if (char === '"') {
inQuote = !inQuote;
} else if (char === ',' && !inQuote) {
values.push(current);
current = '';
} else {
current += char;
}
}
values.push(current);
return values.map((v) => v.trim().replace(/^"|"$/g, '').replace(/""/g, '"').trim());
};
const headers = parseLine(lines[0]);
const rows = lines.slice(1);
const tracks = [];
const missingTracks = [];
const totalTracks = rows.length;
for (let i = 0; i < rows.length; i++) {
const row = rows[i];
if (!row.trim()) continue;
const values = parseLine(row);
if (values.length >= headers.length) {
let trackTitle = '';
let artistNames = '';
let albumName = '';
headers.forEach((header, index) => {
const value = values[index];
if (!value) return;
switch (header.toLowerCase()) {
case 'track name':
case 'title':
case 'song':
case 'name':
trackTitle = value;
break;
case 'artist name(s)':
case 'artist name':
case 'artist':
case 'artists':
case 'creator':
artistNames = value;
break;
case 'album':
case 'album name':
albumName = value;
break;
}
});
if (onProgress) {
onProgress({
current: i,
total: totalTracks,
currentTrack: trackTitle || 'Unknown track',
currentArtist: artistNames || '',
});
}
if (trackTitle && artistNames) {
await new Promise((resolve) => setTimeout(resolve, 300));
try {
const searchQuery = `"${trackTitle}" ${artistNames}`.trim();
const searchResult = await api.searchTracks(searchQuery);
if (searchResult.items && searchResult.items.length > 0) {
const match = findBestMatch(searchResult.items, artistNames, albumName, importOptions);
if (match) tracks.push(match);
else missingTracks.push({ title: trackTitle, artist: artistNames, album: albumName });
} else {
missingTracks.push({ title: trackTitle, artist: artistNames, album: albumName });
}
} catch {
missingTracks.push({ title: trackTitle, artist: artistNames, album: albumName });
}
}
}
}
return { tracks, missingTracks };
}
/**
* Parses JSPF (JSON Shareable Playlist Format)
* @param {string} jspfText - JSPF JSON content
* @param {Function} api - API instance for searching tracks
* @param {Function} onProgress - Progress callback
* @returns {Promise<{tracks: Array, missingTracks: Array}>}
*/
export async function parseJSPF(jspfText, api, onProgress) {
try {
const jspfData = JSON.parse(jspfText);
if (!jspfData.playlist || !Array.isArray(jspfData.playlist.track)) {
throw new Error('Invalid JSPF format: missing playlist or track array');
}
const playlist = jspfData.playlist;
const tracks = [];
const missingTracks = [];
const totalTracks = playlist.track.length;
for (let i = 0; i < playlist.track.length; i++) {
const jspfTrack = playlist.track[i];
const trackTitle = jspfTrack.title;
const trackCreator = jspfTrack.creator;
const trackAlbum = jspfTrack.album;
if (onProgress) {
onProgress({
current: i,
total: totalTracks,
currentTrack: trackTitle || 'Unknown track',
currentArtist: trackCreator || '',
});
}
if (trackTitle && trackCreator) {
await new Promise((resolve) => setTimeout(resolve, 300));
try {
const searchQuery = `${trackTitle} ${trackCreator}`;
const searchResults = await api.searchTracks(searchQuery);
if (searchResults.items && searchResults.items.length > 0) {
tracks.push(searchResults.items[0]);
} else {
missingTracks.push({ title: trackTitle, artist: trackCreator, album: trackAlbum });
}
} catch {
missingTracks.push({ title: trackTitle, artist: trackCreator, album: trackAlbum });
}
}
}
return { tracks, missingTracks };
} catch (error) {
throw new Error('Failed to parse JSPF: ' + error.message);
}
}
/**
* Parses XSPF (XML Shareable Playlist Format)
* @param {string} xspfText - XSPF XML content
* @param {Function} api - API instance for searching tracks
* @param {Function} onProgress - Progress callback
* @returns {Promise<{tracks: Array, missingTracks: Array}>}
*/
export async function parseXSPF(xspfText, api, onProgress) {
// Validate input to prevent potential XXE attacks
if (!xspfText || typeof xspfText !== 'string' || xspfText.length > 10 * 1024 * 1024) {
throw new Error('Invalid XSPF content');
}
// Reject potential XXE payloads
if (xspfText.includes('<!ENTITY') || xspfText.includes('<!DOCTYPE')) {
throw new Error('XSPF content contains potentially dangerous declarations');
}
const parser = new DOMParser();
const xmlDoc = parser.parseFromString(xspfText, 'application/xml');
const trackList = xmlDoc.getElementsByTagName('track');
const tracks = [];
const missingTracks = [];
const totalTracks = trackList.length;
for (let i = 0; i < trackList.length; i++) {
const trackEl = trackList[i];
const title = trackEl.getElementsByTagName('title')[0]?.textContent || '';
const creator = trackEl.getElementsByTagName('creator')[0]?.textContent || '';
const album = trackEl.getElementsByTagName('album')[0]?.textContent || '';
if (onProgress) {
onProgress({
current: i,
total: totalTracks,
currentTrack: title || 'Unknown track',
currentArtist: creator || '',
});
}
if (title && creator) {
await new Promise((resolve) => setTimeout(resolve, 300));
try {
const searchQuery = `${title} ${creator}`;
const searchResults = await api.searchTracks(searchQuery);
if (searchResults.items && searchResults.items.length > 0) {
tracks.push(searchResults.items[0]);
} else {
missingTracks.push({ title, artist: creator, album });
}
} catch {
missingTracks.push({ title, artist: creator, album });
}
}
}
return { tracks, missingTracks };
}
/**
* Parses generic XML playlist format
* @param {string} xmlText - XML content
* @param {Function} api - API instance for searching tracks
* @param {Function} onProgress - Progress callback
* @returns {Promise<{tracks: Array, missingTracks: Array}>}
*/
export async function parseXML(xmlText, api, onProgress) {
// Validate input to prevent potential XXE attacks
if (!xmlText || typeof xmlText !== 'string' || xmlText.length > 10 * 1024 * 1024) {
throw new Error('Invalid XML content');
}
// Reject potential XXE payloads
if (xmlText.includes('<!ENTITY') || xmlText.includes('<!DOCTYPE')) {
throw new Error('XML content contains potentially dangerous declarations');
}
const parser = new DOMParser();
const xmlDoc = parser.parseFromString(xmlText, 'application/xml');
// Try different track element names
let trackElements = xmlDoc.getElementsByTagName('track');
if (trackElements.length === 0) {
trackElements = xmlDoc.getElementsByTagName('song');
}
if (trackElements.length === 0) {
trackElements = xmlDoc.getElementsByTagName('item');
}
const tracks = [];
const missingTracks = [];
const totalTracks = trackElements.length;
for (let i = 0; i < trackElements.length; i++) {
const trackEl = trackElements[i];
// Try different element names for title/artist
const title =
trackEl.getElementsByTagName('title')[0]?.textContent ||
trackEl.getElementsByTagName('name')[0]?.textContent ||
'';
const artist =
trackEl.getElementsByTagName('artist')[0]?.textContent ||
trackEl.getElementsByTagName('creator')[0]?.textContent ||
trackEl.getElementsByTagName('performer')[0]?.textContent ||
'';
const album = trackEl.getElementsByTagName('album')[0]?.textContent || '';
if (onProgress) {
onProgress({
current: i,
total: totalTracks,
currentTrack: title || 'Unknown track',
currentArtist: artist || '',
});
}
if (title && artist) {
await new Promise((resolve) => setTimeout(resolve, 300));
try {
const searchQuery = `${title} ${artist}`;
const searchResults = await api.searchTracks(searchQuery);
if (searchResults.items && searchResults.items.length > 0) {
tracks.push(searchResults.items[0]);
} else {
missingTracks.push({ title, artist, album });
}
} catch {
missingTracks.push({ title, artist, album });
}
}
}
return { tracks, missingTracks };
}
/**
* Parses M3U/M3U8 playlist format
* @param {string} m3uText - M3U content
* @param {Function} api - API instance for searching tracks
* @param {Function} onProgress - Progress callback
* @returns {Promise<{tracks: Array, missingTracks: Array}>}
*/
export async function parseM3U(m3uText, api, onProgress) {
const lines = m3uText.trim().split('\n');
const tracks = [];
const missingTracks = [];
const trackInfo = [];
let currentInfo = null;
// Parse M3U format
for (const line of lines) {
const trimmed = line.trim();
if (!trimmed || trimmed.startsWith('#EXTM3U')) continue;
if (trimmed.startsWith('#EXTINF:')) {
// Parse EXTINF line: #EXTINF:duration,Artist - Title
const match = trimmed.match(/#EXTINF:(-?\d+)?,(.+)/);
if (match) {
const displayName = match[2];
const parts = displayName.split(' - ');
currentInfo = {
title: parts.length > 1 ? parts.slice(1).join(' - ') : displayName,
artist: parts.length > 1 ? parts[0] : '',
};
}
} else if (!trimmed.startsWith('#')) {
// This is a file path line
if (currentInfo) {
trackInfo.push(currentInfo);
currentInfo = null;
}
}
}
const totalTracks = trackInfo.length;
for (let i = 0; i < trackInfo.length; i++) {
const info = trackInfo[i];
if (onProgress) {
onProgress({
current: i,
total: totalTracks,
currentTrack: info.title || 'Unknown track',
currentArtist: info.artist || '',
});
}
if (info.title) {
await new Promise((resolve) => setTimeout(resolve, 300));
try {
const searchQuery = info.artist ? `${info.title} ${info.artist}` : info.title;
const searchResults = await api.searchTracks(searchQuery);
if (searchResults.items && searchResults.items.length > 0) {
tracks.push(searchResults.items[0]);
} else {
missingTracks.push({ title: info.title, artist: info.artist, album: '' });
}
} catch {
missingTracks.push({ title: info.title, artist: info.artist, album: '' });
}
}
}
return { tracks, missingTracks };
}
/**
* Formats duration in MM:SS format
* @param {number} seconds - Duration in seconds
* @returns {string} Formatted duration
*/
function formatDuration(seconds) {
const mins = Math.floor(seconds / 60);
const secs = Math.floor(seconds % 60);
return `${mins}:${secs.toString().padStart(2, '0')}`;
}
/**
* Helper function to escape XML special characters
*/
function escapeXml(text) {
if (!text) return '';
return text
.toString()
.replace(/&/g, '&amp;')
.replace(/</g, '&lt;')
.replace(/>/g, '&gt;')
.replace(/"/g, '&quot;')
.replace(/'/g, '&#39;');
}
// Export all functions
export { getTrackArtists };