#!/bin/env ruby

##
# fastly_create_domain - ruby script to quickly create a fastly domain
#
# Author::   Fastly Inc <support@fastly.com>
# Copyright:: Copyright (c) 2014 Fastly Inc
# License::   Distributes under the same terms as Ruby
#
# = USAGE
# 
#     fastly_create_domain <options> <service id> <domain name>
# 
# = CONFIGURATION
# 
# You can either have a config file in ~/.fastly or /etc/fastly with
# 
#     api_key = <api_key>
# 
# Alternatively you can pass in any of those options on the command line
# 
#     $ ruby fastly_create_domain --api_key=<key> <service id> <domain name>

require 'rubygems'
require 'fastly'

def get_options(*files)
  options = {}
  files.each do |file|
    next unless File.exist?(file)
    options = load_config(file)
    break
  end

  while (ARGV.size>0 && ARGV[0] =~ /^-+(\w+)\=(\w+)$/) do
    options[$1.to_sym] = $2;
    ARGV.shift;
  end
  raise"Couldn't find options from command line arguments or #{files.join(', ')}" unless options.size>0
  options;
end


# :nodoc:
def die(message)
  warn message
  exit -1
end


params = get_options("#{ENV['HOME']}/.fastly", "/etc/fastly")

service_id  = ARGV.shift || die("You must pass in a service id")
domain_name = ARGV.shift || die("You must pass in a domain name")

die("Couldn't find any of the config files - #{configs.join(',')}") unless params.keys.size>0

fastly = Fastly.new(params)

service = fastly.get_service(service_id) || die("Couldn't find service #{service_id}")
version = service.version
cloned_version = version.clone
domain = fastly.create_domain(:service_id => service.id, :version => cloned_version.number, :name => domain_name)
cloned_version.activate!

puts "Done! Created Domain: #{domain.name}. Active Version: #{domain.version.number}"