Class: JimmyJukebox::UserInputHandler

Inherits:
Object
  • Object
show all
Defined in:
lib/jimmy_jukebox/user_input_handler.rb

Defined Under Namespace

Classes: NoPlayLoopThreadException

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(jukebox) ⇒ UserInputHandler

Returns a new instance of UserInputHandler.



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# File 'lib/jimmy_jukebox/user_input_handler.rb', line 13

def initialize(jukebox)
  self.jukebox = jukebox
end

Instance Attribute Details

#jukebox ⇒ Object

Returns the value of attribute jukebox.



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# File 'lib/jimmy_jukebox/user_input_handler.rb', line 11

def jukebox
  @jukebox
end

Instance Method Details

#get_char ⇒ Object 



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# File 'lib/jimmy_jukebox/user_input_handler.rb', line 33

def get_char
  @get_char_method.call
end

#repl ⇒ Object 



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# File 'lib/jimmy_jukebox/user_input_handler.rb', line 37

def repl
  set_get_char_method
  loop do
    case char = get_char
    when "q", "Q"
      raise Interrupt
    when "e", "E"
      jukebox.erase_song
    when "p", "P"
      if jukebox.current_song.paused?
        puts "Unpausing. To re-pause, enter 'p' again"
        jukebox.unpause_current_song
      else
        puts "Pausing. To unpause, enter 'p' again"
        jukebox.pause_current_song
      end
    when "r", "R"
      jukebox.replay_previous_song
    when "s", "S"
      jukebox.skip_song
    when "b", "B"
      jukebox.replay_song
    else
      puts "#{char.strip} is not a valid response" if char
    end
  end
rescue Interrupt, SystemExit => e
  puts "JimmyJukebox closed by user request. Bye!"
  jukebox.quit
  exit
end

#set_get_char_method ⇒ Object 



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# File 'lib/jimmy_jukebox/user_input_handler.rb', line 17

def set_get_char_method
  @get_char_method = if JimmyJukebox::RUNNING_JRUBY
                       lambda { STDIN.getch }
                     else
                       lambda {
                         begin
                           stty_state = `stty -g`
                           system("stty raw opost -echo -icanon isig")
                           STDIN.getc.chr
                         ensure
                           `stty #{stty_state}`
                         end
                       }
                     end
end