1 files changed, 34 insertions, 0 deletions
diff --git a/src/main/scala/com/drivergrp/core/Service.scala b/src/main/scala/com/drivergrp/core/Service.scala
new file mode 100644
index 0000000..4404c9c
--- /dev/null
+++ b/src/main/scala/com/drivergrp/core/Service.scala
@@ -0,0 +1,34 @@
+package com.drivergrp.core
+
+import akka.http.scaladsl.server.{Route, RouteConcatenation}
+
+
+trait Service {
+  import scala.reflect.runtime.universe._
+
+  val name: String
+  def route: Route
+  def serviceTypes: Seq[Type]
+
+  def activate(): Unit = {}
+  def deactivate(): Unit = {}
+}
+
+/**
+  * Service implementation which may be used to composed a few
+  *
+  * @param name more general name of the composite service,
+  *             must be provided as there is no good way to automatically
+  *             generalize the name from the composed services' names
+  * @param services services to compose into a single one
+  */
+class CompositeService(val name: String, services: Seq[Service])
+  extends Service with RouteConcatenation {
+
+  def route: Route = services.map(_.route).reduce(_ ~ _)
+
+  def serviceTypes = services.flatMap(_.serviceTypes)
+
+  override def activate() = services.foreach(_.activate())
+  override def deactivate() = services.reverse.foreach(_.deactivate())
+}
+\ No newline at end of file