text: export const SINGER_KEY = "__singer__"
  export const FAVORITE_KEY = "__favorite__"
  export const ALBUM_KEY = "__album__"
  export const TOP_KEY = "__top__"
  export const SEARCH_KEY = "__search__"
  export const PLAY_KEY = "__play__"
  
  export const PLAY_MODE = {
    sequence: 0,
    loop: 1,
    random: 2
  }
  