Engine yard lucky 13

require 'net/http'
#require 'URI'
json = Net::HTTP.get(URI.parse('http://roulette.engineyard.com'))
lucky_number = json.gsub(/\{|\}/, '').split(':')[1].gsub(/\"/,'').to_i
def play_roulette(bet, lucky_number)
  pay_out = 100
  mod = case lucky_number
    when 7..12, 14..19 then 2
    when 13 then 5
    when 2..6, 20..24 then 1
    else 0
  end
  return pay_out * mod
end

puts play_roulette(40, lucky_number)