id-ilych

// before
override def receive(ev: AnyRef)(implicit self: ItemValue) = ev match {
  case ev: MsgItems.ApplyAction if ev.getChoice == ActionChoice.Activate =>
    if (ev.getArgsCount > 0) {
      val arg = ev.getArgs(0)
      cfg.targets.lift(arg) match {
        case Some(target) =>
          items.syncBroadcast(SyncToolForUpgrade(typeId = target.toolTypeId)).info match {
            case Some(tool) =>
              target.nextUpgrade(upgradesHave = tool.upgrades) match {

id-ilych

trait Request {
  def getParam(key: String): String
  def getCommaParamList(key: String): Seq[String]
  
  def paramOpt[T](key: String)(implicit reader: ParamReader[T]): Option[T] = Option(getParam(key)).map(reader.read)
  def paramOpt[T](key: String, op: T => _)(implicit reader: ParamReader[T]): Unit = paramOpt(key).foreach(op)
  def param[T](key: String)(implicit reader: ParamReader[T]): T = reader.read(getParam(key))
  def param[T](key: String, op: T => _)(implicit reader: ParamReader[T]): Unit = op(param(key))
  def paramExists(key: String): Boolean = getParam(key) != null
  def paramExists(key: String, op: Boolean => _): Unit = op(paramExists(key))