com.gu.facia.client.json.JodaFormat.scala Maven / Gradle / Ivy
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package com.gu.facia.client.json
import org.joda.time.DateTime
import org.joda.time.format.ISODateTimeFormat
import play.api.libs.json._
import scala.util.control.Exception.allCatch
/*
joda support has been removed from play-json in v2.6.
Hence, we provides our own Format for joda.Datetime to ensure backward compatibility and cross play version compilation.
*/
object JodaWrites {
implicit object JodaDateTimeWrites extends Writes[DateTime] {
def writes(d: DateTime): JsValue = JsNumber(d.getMillis)
}
}
object JodaReads {
implicit val JodaDateTimeReads : Reads[DateTime] = new Reads[DateTime] {
val dateFormat = ISODateTimeFormat.dateTimeParser().withOffsetParsed()
def parse(s: String) = allCatch[DateTime] opt (DateTime.parse(s, dateFormat))
def reads(json: JsValue): JsResult[DateTime] = json match {
case JsNumber(d) => JsSuccess(new DateTime(d.toLong))
case JsString(s) => parse(s) match {
case Some(d) => JsSuccess(d)
case _ => JsError(JsPath(), s"error.unexpected.date.format. Date: '$s'")
}
case _ => JsError(JsPath(), "error.expected.date")
}
}
}
object JodaFormat {
implicit val JodaDateTimeFormat: Format[DateTime] = Format(JodaReads.JodaDateTimeReads, JodaWrites.JodaDateTimeWrites)
}