socket.io mluti connecting room for sails.js

app.coffee

do ( d=document, w=window, $=jQuery ) ->

  # ref http://qiita.com/Layzie/items/465e715dae14e2f601de
  _is = (type, obj) ->
    clas = Object.prototype.toString.call(obj).slice(8, -1)
    return obj isnt undefined && obj isnt null && clas is type

  # log output
  log = ->
    if (typeof console isnt 'undefined')
      console.log.apply(console, arguments);

  class Socketer

    constructor: ( @io ) ->
      return

    # connect
    bind: ( room, connect ) ->

      if ( _is( "Function", room ) )
        connect = room
        room = ""

      if ( ! _is( "String", room ) )
        log("error... first variable is need string")
        return;
      else if( room is "" )
        socket = @io.connect()
      else
        socket = @io.connect( room )

      socket.on "connect", ->
        # callback
        connect(socket)


  socketer = w.socketer = new Socketer( w.io )
  socketer.bind( ( socket ) ->

    # Listen for Comet messages from Sails
    socket.on 'message', ( message ) ->

      # ///////////////////////////////////////////////////////////
      # // Replace the following with your own custom logic
      # // to run when a new message arrives from the Sails.js
      # // server.
      # ///////////////////////////////////////////////////////////

      log( 'New comet message received :: ', message )
      return

    # //////////////////////////////////////////////////////


    #  ///////////////////////////////////////////////////////////
    #  // Here's where you'll want to add any custom logic for
    #  // when the browser establishes its socket connection to
    #  // the Sails.js server.
    #  ///////////////////////////////////////////////////////////
    log(
      'Socket is now connected and globally accessible as `socket`.\n' +
      'e.g. to send a GET request to Sails, try \n' +
      '`socket.get("/", function (response) ' +
      '{ console.log(response); })`'
    )
    return

    # ///////////////////////////////////////////////////////////
  )