public DefaultPlaylister(ISpotifyAuthenticationProvider spotifyAuthenticationProvider,
                          ISpotifyPlaylistGenerator spotifyPlaylistGenerator,
                          ISpotifyTrackSearchProvider spotifyTrackSearchProvider,
                          IBillboardTrackSearchProvider billboardTrackSearchProvider)
 {
     this.spotifyTrackSearchProvider    = spotifyTrackSearchProvider;
     this.spotifyPlaylistGenerator      = spotifyPlaylistGenerator;
     this.spotifyAuthenticationProvider = spotifyAuthenticationProvider;
     this.billboardTrackSearchProvider  = billboardTrackSearchProvider;
 }
 public PlaylistFromJsonFiles(ISpotifyAuthenticationProvider spotifyAuthenticationProvider,
                              ISpotifyPlaylistGenerator spotifyPlaylistGenerator,
                              ISpotifyTrackSearchProvider spotifyTrackSearchProvider,
                              IBillboardTrackSearchProvider billboardTrackSearchProvider)
 {
     this.spotifyTrackSearchProvider    = spotifyTrackSearchProvider;
     this.spotifyPlaylistGenerator      = spotifyPlaylistGenerator;
     this.spotifyAuthenticationProvider = spotifyAuthenticationProvider;
     this.billboardTrackSearchProvider  = billboardTrackSearchProvider;
 }