repo get

repo.get.scala

def get(fbid: String):Option[FacebookObject] = {
    val response = graphFetch(fbid)
    response().map(jstr => {
      val js = jstr.asJson.asJsObject
      val obj = js.convertTo[FacebookObject]
      val comments = js.getFields("comments")
      if (comments.isEmpty) obj else build(obj, comments.head.asJsObject.convertTo[CommentsJson])
    })
  }

@tailrec
  final def build(obj: FacebookObject, json: CommentsJson): FacebookObject = {
    val nextRequest = if (!json.paging.isDefined || !json.paging.get.next.isDefined) None
                      else graphFetch(json.paging.get.next.get.replaceFirst("http://graph.facebook.com/",""))()

    nextRequest match {
      case None => obj
      case Some(jstr) => {
        val result = jstr.asJson.convertTo[CommentsJson]
        build(obj.addComments(result.data), result)
      }
    }
  }