no.arktekk.atom.extension.thr.AtomLinkThreadingExtension.scala Maven / Gradle / Ivy

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/*
 * Copyright 2012 Arktekk AS
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package no.arktekk.atom.extension.thr

import org.joda.time.DateTime
import no.arktekk.atom.extension.AtomExtension
import no.arktekk.atom._
import com.codecommit.antixml.QName

/**
 * @author Erlend Hamnaberg
 */
object AtomLinkThreadingExtension extends AtomExtension[Link, AtomThreading] {
  val count = QName(Some(ThreadingConstants.prefix), "count")
  val updated = QName(Some(ThreadingConstants.prefix), "updated")

  def fromLike(like: Link) = {
    val c = like.attr(count).map(_.toInt)
    val u = like.attr(updated).map(parseDateTime(_))
    AtomThreading(c, u)
  }


  override def toAttributes(a: AtomThreading) = {
    a.count.map(x => count -> x.toString).toSeq ++
      a.updated.map(x => updated -> dateTimeToString(x)).toSeq
  }

  def toChildren(a: AtomThreading) = IndexedSeq.empty
}

case class AtomThreading(count: Option[Int] = None, updated: Option[DateTime] = None)