#!/usr/bin/env ruby
require File.dirname(__FILE__) + '/../ruby_lib/ebb'
require 'optparse'
require 'rubygems'
require 'rack'

module Rack
  module Adapter
    autoload :Rails, Ebb::LIBDIR + '/rack/adapter/rails'
  end
end

options = {
  :root     => Dir.pwd,
  :env      => 'development',
  :hort     => '0.0.0.0',
  :port     => 3000,
  :timeout  => 60,
  :log_file => 'log/ebb.log',
  :pid_file => 'tmp/pids/ebb.pid'
}


opts = OptionParser.new do |opts|
  opts.banner = "Usage: ebb_rails [options] start|stop"

  opts.separator ""
  opts.separator "Server options:"

  opts.on("-s", "--socket SOCKET", "listen on socket")                   { |socket| options[:socket] = socket }
  opts.on("-p", "--port PORT", "use PORT (default: 3000)")               { |port| options[:port] = port }
  opts.on("-e", "--env ENV", "Rails environment (default: development)") { |env| options[:env] = env }
  opts.on("-c", "--chdir PATH", "Rails root dir (default: current dir)") { |dir| options[:root] = dir }
  opts.on("-d", "--daemonize", "Daemonize")                              { options[:daemonize] = true }
  opts.on("-l", "--log-file FILE", "File to redirect output",
                                   "(default: #{options[:log_file]})")   { |file| options[:log_file] = file }
  opts.on("-P", "--pid-file FILE", "File to store PID",
                                   "(default: #{options[:pid_file]})")   { |file| options[:pid_file] = file }
  opts.on("-t", "--timeout SEC", "Request or command timeout in sec",    
                                 "(default: #{options[:timeout]})")      { |sec| options[:timeout] = sec; raise NotImplementedError } # TODO: fix me
  opts.on("-u", "--user NAME", "User to run daemon as (use with -g)")    { |user| options[:user] = user }
  opts.on("-g", "--group NAME", "Group to run daemon as (use with -u)")  { |group| options[:group] = group }
  
  opts.separator ""
  opts.separator "Common options:"

  opts.on_tail("-h", "--help", "Show this message") do
    puts opts
    exit
  end

  opts.on_tail('-v', '--version', "Show version") do
    puts "Ebb #{Ebb::VERSION}"
    exit
  end

  opts.parse! ARGV
end

case ARGV[0]
  
when 'start'
  app = Rack::Adapter::Rails.new(options)
  server = Ebb::Server.new(app, options)
  
  server.pid_file = options[:pid_file]
  server.log_file = options[:log_file]
  # server.timeout  = options[:timeout]
  
  if options[:daemonize]
    server.change_privilege options[:user], options[:group] if options[:user] && options[:group]
    server.daemonize
  end

  server.start

when 'stop'
  Ebb::Server.kill options[:pid_file], options[:timeout]

when nil
  puts "Command required"
  puts opts
  exit 1
  
else
  abort "Invalid command : #{ARGV[0]}"
  
end