#!/usr/bin/env ruby

require 'rubygems'
require 'launch_agent'
require 'docopt'

program_name = File.basename($0)
doc =<<-EOS
Usage:
  #{program_name} [--env=<env>] (--daemon | --interval <sec>) [--wdir=<dir>] [--stdout=<path>] [--stderr=<path>] (<argument>...)
  #{program_name} -h | --help

Options:
  -h --help              Show this screen.
  -v --version           Show version information.
  -e --env=<env>         Additional environmental variables to be set before running the job. Can specify multiple value with comma. e.g. FOO=bar,BAR=baz
  -w --wdir=<dir>        Specify a directory to chdir(2) to before running the job
  -d --daemon            Load as daemon. If it is set, --interval option is ignored
  -i --interval=<sec>    Causes the job to be started every N seconds
  -o --stdout=<path>     Specify what file should be used for data being sent to stdout when using stdio(3)
  -r --stderr=<path>     Specify what file should be used for data being sent to stderr when using stdio(3)
EOS

begin
  options = Docopt::docopt(doc, :version => LaunchAgent::VERSION)

  agent = LaunchAgent::CLI::OptionParser.new(options, options['<argument>']).agent
  action = agent.loaded? ? :unload : :load
  agent.send(action)
  puts '%s "%s"' % [action, agent.args.join(' ')]
rescue Docopt::Exit => e
  puts e.message
end