PoemResource.scala

package code.rest

import net.liftweb.http.rest.RestHelper
import net.liftweb.json.JsonDSL._
import net.liftweb.json.JsonAST._

object PoemResource extends RestHelper {

  // The database of poem titles:
  val poems = Map(
    "Larkin" -> List("This Be The Verse", "Aubade")
  )

  // Helper to convert from titles to a JSON representation:
  def asJSON(titles: List[String]) : JValue =
    ("titles" -> titles)

  // Match on a request, return a LiftResponse:
  serve {
    case "poems" :: "by" :: author :: Nil Get request =>
      poems.get(author).map(asJSON)
  }

}