// Shared mutable state — imported as { S } in every module
export const S = {
  cfg: { url: '', user: '', pass: '', lastfmKey: '', backendUrl: '', showPlayCount: false, showRomaji: false },

  // Playback
  queue: [],
  qIdx: -1,
  _origQueue: null,
  shuffle: false,
  repeat: false,
  radioMode: false,
  audio: null,
  previewAudio: null,
  previewCurrent: null,
  _scrubbing: false,
  _msPosLast: 0,
  _trackChanging: false,
  queueOpen: false,

  // Now Playing overlay
  npOpen: false,
  npQueueMode: false,
  npLyricsMode: false,

  // Navigation history
  _navStack: [],
  _navCursor: -1,
  _navJumping: false,

  // Search
  searchTimer: null,
  globalSearchTimer: null,
  _mobileSearchTimer: null,

  // Song info / edit
  infoSong: null,

  // Download
  downloadTarget: null,
  dlType: 'track',
  jobs: {},

  // Playlists
  _currentPlaylist: null,
  plModalSongs: [],
  cachedPlaylists: [],

  // Navidrome REST auth
  _ndToken: null,

  // Artist images cache
  artistImgCache: {},

  // Audiobookshelf
  abs: {
    url: '', token: null, userId: null,
    currentLibraryId: null,
  },
  absPlayer: {
    open: false,
    item: null,
    _sessionId: null,
    audioTracks: [],
    trackIdx: 0,
    chapters: [],
    chapterIdx: -1,
    playing: false,
    currentTime: 0,
    duration: 0,
    speed: 1.0,
    sleepRemaining: null,
  },
};