Wicket and Scala, the power of DSLs

gistfile1.scala

  val opcoesCha = servico.find()

//  #1 - regular Scala+Wicket code
  val chaCozinha = new WebMarkupContainer("chaCozinha")
  val chaBar = new WebMarkupContainer("chaBar")
  val chaBarnela = new WebMarkupContainer("chaBarnela")
  add(chaCozinha, chaBar, chaBarnela)

  chaCozinha.setDefaultModel(new CompoundPropertyModel(opcoesCha))
  chaBar.setDefaultModel(new CompoundPropertyModel(opcoesCha))
  chaBarnela.setDefaultModel(new CompoundPropertyModel(opcoesCha))

  chaCozinha.add(new Label("dataChaCozinha"))
  chaCozinha.add(new Label("horaChaCozinha"))
  chaCozinha.add(new Label("localCozinha"))

  chaBar.add(new Label("dataChaBar"))
  chaBar.add(new Label("horaChaBar"))
  chaBar.add(new Label("localBar"))

  chaBarnela.add(new Label("dataBarnela"))
  chaBarnela.add(new Label("horaBarnela"))
  chaBarnela.add(new Label("localBarnela"))

//  #2 -  DSL'ed Wicket+Scala code
  val chaCozinha = container("chaCozinha")
  val chaBar = container("chaBar")
  val chaBarnela = container("chaBarnela")

  List(chaCozinha, chaBar, chaBarnela).foreach(c ⇒ c.compound(opcoesCha))
  List("data", "hora", "local").foreach(s ⇒ chaBarnela.label(s + "Barnela"))
  List("dataCha", "horaCha", "local").foreach(s ⇒ chaCozinha.label(s + "Cozinha"))
  List("dataCha", "horaCha", "local").foreach(s ⇒ chaBar.label(s + "Bar"))

//  #3 -  normalized wicket:ids + DSL'ed Scala + Wicket
  List("Cozinha", "Bar", "Barnela").foreach(s ⇒ {
    var c = container(s); c.compound(opcoesCha)
    List("data", "hora", "local").foreach(l ⇒ c.label(l+s))
  })