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package xyz.driver.pdsuicommon.parsers
//import play.api.libs.json._
//import xyz.driver.pdsuicommon.utils.WritesUtils
import scala.util.{Failure, Success, Try}
class Dimensions(private val xs: Set[String] = Set.empty) {
def contains(x: String): Boolean = xs.isEmpty || xs.contains(x)
}
object DimensionsParser {
/*
private class DimensionsWrapper[T](dimensions: Dimensions)(implicit orig: Writes[T]) extends Writes[T] {
private val filteredWrites = WritesUtils.filterKeys[T](dimensions.contains)
override def writes(o: T): JsValue = filteredWrites.writes(o)
}
*/
def tryParse(query: Seq[(String, String)]): Try[Dimensions] = {
query.collect{ case ("dimensions", value) => value } match {
case Nil => Success(new Dimensions())
case x +: Nil =>
val raw: Set[String] = x.split(",").view.map(_.trim).filter(_.nonEmpty).to[Set]
Success(new Dimensions(raw))
case xs =>
Failure(new IllegalArgumentException(s"Dimensions are specified ${xs.size} times"))
}
}
}
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