Terminal & mac say stopwatch for interval training

gistfile1.rb

class Notifier
  def initialize(voice)
    @voice
  end

  def sprint
    say "sprint"
    puts %(
   ######  ########  ########  #### ##    ## ########
  ##    ## ##     ## ##     ##  ##  ###   ##    ##
  ##       ##     ## ##     ##  ##  ####  ##    ##
   ######  ########  ########   ##  ## ## ##    ##
        ## ##        ##   ##    ##  ##  ####    ##
  ##    ## ##        ##    ##   ##  ##   ###    ##
   ######  ##        ##     ## #### ##    ##    ##
  ), "\n"*5
  end

  def relax
    say "relax"
    puts %(
  ########  ######## ##          ###    ##     ##
  ##     ## ##       ##         ## ##    ##   ##
  ##     ## ##       ##        ##   ##    ## ##
  ########  ######   ##       ##     ##    ###
  ##   ##   ##       ##       #########   ## ##
  ##    ##  ##       ##       ##     ##  ##   ##
  ##     ## ######## ######## ##     ## ##     ##
  ), "\n"*5
  end

  private

  def say(message)
    if @voice && !@voice.empty?
      system("say -v #{@voice} '#{message}' &")
    else
      system("say '#{message}' &")
    end
  end
end

# === configs ===

voice           = ""      # leave blank or nil to use the default
sprint_duration = 30      # in seconds
relax_duration  = 4 * 60

# ===============

notifier = Notifier.new(voice)

begin
  while true
    notifier.relax
    sleep relax_duration

    notifier.sprint
    sleep sprint_duration
  end
rescue Interrupt => e
  puts "", "bye bye"
end