Class: Lyricli::Lyricli

Inherits:

Object

• Object
• Lyricli::Lyricli

show all

Defined in:

lib/lyricli.rb

Instance Method Summary (collapse)

• - (Object) check_params
• - (Object) exit_with_error
• - (Object) get_lyrics
• - (Lyricli) initialize constructor

  A new instance of Lyricli.

• - (Object) set_current_track

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# File 'lib/lyricli.rb', line 36

def initialize
  @source_manager = SourceManager.new
end

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# File 'lib/lyricli.rb', line 61

def check_params
  self.exit_with_error if @current_track[:artist].nil? or @current_track[:artist].empty?
  self.exit_with_error if @current_track[:song].nil? or @current_track[:song].empty?
end

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# File 'lib/lyricli.rb', line 40

def exit_with_error
  abort "Usage: #{$0} artist song"
end

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# File 'lib/lyricli.rb', line 44

def get_lyrics
  set_current_track
  check_params

  engine = LyricsEngine.new(@current_track[:artist], @current_track[:song])

  begin
    engine.get_lyrics
  rescue LyricsNotFoundException
    "Lyrics not found :("
  end
end

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# File 'lib/lyricli.rb', line 57

def set_current_track
  @current_track = @source_manager.current_track
end