#!/usr/bin/env ruby

itunes_grep_string = "/Applications/iTunes.app/Contents/MacOS/"
time_to_close = 60 #Minutes

if ARGV[0].to_i != 0
  time_to_close = ARGV[0].to_i
end

itunes_pid = `ps aux | grep -i "#{itunes_grep_string}" | grep -v grep | awk '{print $2}'`
elapsed_minutes = 0

if itunes_pid == ""
  puts "iTunes is not currently running"
  exit 1
end

puts "iTunes pid is: #{itunes_pid}"
puts "iTunes will pause in #{time_to_close} minutes"

while elapsed_minutes < time_to_close
  printf("%s minutes remaining\n", time_to_close - elapsed_minutes)
  sleep(60)
  elapsed_minutes = elapsed_minutes + 1
end

`osascript -e 'tell application "iTunes"' -e "pause" -e "end tell"`