#!/usr/bin/env ruby

# Try to load external libs, helpers and constants
begin
  require "rubygems"
  require "optparse"
  require 'daemons'
  require 'logger'
  require_relative "../lib/pushyd/config"
rescue LoadError
  raise "EXITING: some basic libs were not found"
end
include PushyDaemon


# Handle configuration
APP_ROOT = File.expand_path(File.dirname(__FILE__) + "/../")
begin
  # Defaults
  cmd_config = nil
  cmd_env = "production"
  cmd_dump = false

  # Parse options and check compliance
  OptionParser.new do |opts|
    opts.banner = "Usage: #{File.basename $PROGRAM_NAME} [options] start|stop"
    opts.on("-c", "--config CONFIGFILE")     { |config| cmd_config = File.expand_path(config)}
    opts.on("-e", "--environment ENV")       { |env| cmd_env = env }
    opts.on("-d", "--dump")                  { cmd_dump = true }
    opts.on("",   "--dev")                   { cmd_env = "development" }
  end.order!(ARGV)

  # Build Chamber-based configuration from Gemspec with initial context
  Conf.prepare root: APP_ROOT, gemspec: "pushyd", env: cmd_env, config: cmd_config

  # Display final configuration
  puts "--- #{Conf.name} #{Conf.version}"
  puts "Environment    \t #{Conf.env}"
  puts "Config files   \t #{Conf.files}"
  puts
  puts "Log file       \t #{Conf[:log]}"
  puts Conf.dump if cmd_dump

rescue OptionParser::InvalidOption => e
  abort "EXITING: option parser: #{e.message}"
rescue PushyDaemon::ConfigParseError => e
  abort "EXITING: ConfigParseError: #{e.message}"
rescue Exception => e
  abort "EXITING: Exception: #{e.message}"
end


# Run daemon
run_options = {
  ontop: false,
  # :dir_mode   => :normal,
  # :dir        => File.join(root, 'amine.log'),
  # :log_output => true,
  :backtrace  => true,
  :multiple   => false
  }
Daemons.run_proc('pushy-daemon', run_options) do
  # Load code
  puts "--- loading code and logger"
  require_relative "../lib/pushyd"

  # Start daemon
  puts "--- starting"
  PushyDaemon::Daemon.run
end