Search an artist on spotify musicservice. Original code was written by Peter.

search_on_spotify.rb

['green_shoes','meta-spotify'].each(&method(:require))

Shoes.app do
  def artist_lookup artist
    @slot.clear do
      @e.text = artist.name
      uri = artist.uri
      songs = Array.new
      chosen_artist = MetaSpotify::Artist.lookup(uri, :extras => 'albumdetail')
      q, r = chosen_artist.albums.length.divmod 10
      q.times do |i|
        para link("#{i*10+1} - #{i*10+10}"){album_lookup uri, chosen_artist, i*10} if q > 0
      end
      para link("#{q*10+1} - #{q*10+r}"){album_lookup uri, chosen_artist, q*10} if r > 0
    end
  end

  def album_lookup uri, chosen_artist, n
    @slot.clear do
      songs = Array.new
      chosen_artist.albums[n, 10].each do |album|
        album = MetaSpotify::Album.lookup(album.uri, :extras => "track")
        tracks = album.tracks.to_a
        tracks.each do |track|
          track.artists.each do |artist|
            if chosen_artist.uri==uri
              songs << [album.name.gsub(/&/,' and '), track.name.gsub(/&/,' and ')]
            end
          end
        end
      end
      songs.uniq!
      songs.sort! if songs
      songs.each do |aname, song|
        para link(song){alert aname}
      end
    end
  end

  @e = edit_line
  button("Search") do
    @artists = MetaSpotify::Artist.search(@e.text)
    @slot.clear do
      if @artists[:artists].length > 0
        @artists[:artists].each do |artist|
          para link("#{artist.name.gsub('&', ' and ')}"){artist_lookup artist}
        end
      else
        para "No Artists found for the search term."
      end
    end
    flush
  end
  button('Exit'){exit}
  @slot = stack{}
end