require 'em-websocket'
require 'g'

def open
  g "open"
  "started!!"
end

def close
  g "close"
  "closed!!"
end

def process(message)
  g "message: #{message}"
  '**result**'
end

EventMachine.run do
  EventMachine::WebSocket.start(:host => '127.0.0.1', :port => 8080) do |ws|
    ws.onopen {
      result = open
      ws.send("started!!")
    }
    ws.onmessage {|msg|
      result = process(msg)
      ws.send result
    }
    ws.onclose {
      close
    }
  end
end