import dispatch._, Defaults._
import scala.concurrent.Await
import scala.concurrent.duration._

object Main extends App {

  val h = host("maps.googleapis.com")
  val req = h / "maps" / "api" / "distancematrix" / "xml"
  def params(origins: String, destinations: String) =
    req <<? Map("origins" -> origins,
      "destinations" -> destinations,
      "language" -> "pl")

  def distanceMatrix(origins: String, destinations: String): xml.Elem = {
    val http = new Http
    val futureDM: Future[xml.Elem] = http(params(origins, destinations) OK as.xml.Elem)
    val dm = Await.result(futureDM, 5.seconds)
    http.shutdown()
    dm
  }

  println(distanceMatrix("Berlin", "London"))
}