1 files changed, 0 insertions, 107 deletions
diff --git a/src/main/scala/xyz/driver/core/rest/PatchSupport.scala b/src/main/scala/xyz/driver/core/rest/PatchSupport.scala
deleted file mode 100644
index d7c77c8..0000000
--- a/src/main/scala/xyz/driver/core/rest/PatchSupport.scala
+++ /dev/null
@@ -1,107 +0,0 @@
-package xyz.driver.core.rest
-
-import akka.http.javadsl.server.Rejections
-import akka.http.scaladsl.marshallers.sprayjson.SprayJsonSupport
-import akka.http.scaladsl.server._
-import spray.json._
-import xyz.driver.core.Id
-
-import scala.concurrent.Future
-import scala.util.{Failure, Success, Try}
-import scalaz.syntax.equal._
-import scalaz.Scalaz.stringInstance
-
-trait PatchSupport extends Directives with SprayJsonSupport {
-  protected val MergePatchPlusJson: String = "merge-patch+json"
-
-  trait PatchRetrievable[T] {
-    def apply(id: Id[T])(implicit ctx: ServiceRequestContext): Future[Option[T]]
-  }
-
-  object PatchRetrievable {
-    def apply[T](retriever: (Id[T] => (ServiceRequestContext => Future[Option[T]]))): PatchRetrievable[T] =
-      new PatchRetrievable[T] {
-        override def apply(id: Id[T])(implicit ctx: ServiceRequestContext): Future[Option[T]] = retriever(id)(ctx)
-      }
-  }
-
-  protected def mergeObjects(oldObj: JsObject, newObj: JsObject, maxLevels: Option[Int] = None): JsObject = {
-    JsObject(oldObj.fields.map({
-      case (key, oldValue) =>
-        val newValue = newObj.fields.get(key).fold(oldValue)(mergeJsValues(oldValue, _, maxLevels.map(_ - 1)))
-        key -> newValue
-    })(collection.breakOut): _*)
-  }
-
-  protected def mergeJsValues(oldValue: JsValue, newValue: JsValue, maxLevels: Option[Int] = None): JsValue = {
-    def mergeError(typ: String): Nothing =
-      deserializationError(s"Expected $typ value, got $newValue")
-
-    if (maxLevels.exists(_ < 0)) oldValue
-    else {
-      (oldValue, newValue) match {
-        case (_: JsString, newString @ (JsString(_) | JsNull)) => newString
-        case (_: JsString, _)                                  => mergeError("string")
-        case (_: JsNumber, newNumber @ (JsNumber(_) | JsNull)) => newNumber
-        case (_: JsNumber, _)                                  => mergeError("number")
-        case (_: JsBoolean, newBool @ (JsBoolean(_) | JsNull)) => newBool
-        case (_: JsBoolean, _)                                 => mergeError("boolean")
-        case (_: JsArray, newArr @ (JsArray(_) | JsNull))      => newArr
-        case (_: JsArray, _)                                   => mergeError("array")
-        case (oldObj: JsObject, newObj: JsObject)              => mergeObjects(oldObj, newObj)
-        case (_: JsObject, JsNull)                             => JsNull
-        case (_: JsObject, _)                                  => mergeError("object")
-        case (JsNull, _)                                       => newValue
-      }
-    }
-  }
-
-  def rejectNonMergePatchContentType: Directive0 = Directive { inner => requestCtx =>
-    val contentType = requestCtx.request.header[akka.http.scaladsl.model.headers.`Content-Type`]
-    val isCorrectContentType =
-      contentType.map(_.contentType.mediaType).exists(mt => mt.isApplication && mt.subType === MergePatchPlusJson)
-    if (!isCorrectContentType) {
-      reject(
-        Rejections.malformedRequestContent(
-          s"Request Content-Type must be application/$MergePatchPlusJson for PATCH requests",
-          new RuntimeException))(requestCtx)
-    } else inner(())(requestCtx)
-  }
-
-  def as[T](
-      implicit patchable: PatchRetrievable[T],
-      jsonFormat: RootJsonFormat[T]): (PatchRetrievable[T], RootJsonFormat[T]) =
-    (patchable, jsonFormat)
-
-  def patch[T](patchable: (PatchRetrievable[T], RootJsonFormat[T]), id: Id[T]): Directive1[T] = Directive {
-    inner => requestCtx =>
-      import requestCtx.executionContext
-      val retriever                              = patchable._1
-      implicit val jsonFormat: RootJsonFormat[T] = patchable._2
-      Directives.patch {
-        rejectNonMergePatchContentType {
-          entity(as[JsValue]) { newValue =>
-            serviceContext { implicit ctx =>
-              onSuccess(retriever(id).map(_.map(_.toJson))) {
-                case Some(oldValue) =>
-                  val mergedObj = mergeJsValues(oldValue, newValue)
-                  Try(mergedObj.convertTo[T])
-                    .transform[Route](
-                      mergedT => scala.util.Success(inner(Tuple1(mergedT))), {
-                        case jsonException: DeserializationException =>
-                          Success(reject(Rejections.malformedRequestContent(jsonException.getMessage, jsonException)))
-                        case t => Failure(t)
-                      }
-                    )
-                    .get // intentionally re-throw all other errors
-                case None =>
-                  reject()
-              }
-            }
-          }
-        }
-      }(requestCtx)
-  }
-}
-
-object PatchSupport extends PatchSupport