From 79decc7012af5dea36f154c734b1caddc975924f Mon Sep 17 00:00:00 2001
From: vlad <vlad@drivergrp.com>
Date: Sat, 16 Jul 2016 20:46:19 -0400
Subject: Akka-http path extractors for Id and Name + Test double for app
 module

---
 src/main/scala/com/drivergrp/core/rest.scala | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'src/main/scala/com/drivergrp/core/rest.scala')

diff --git a/src/main/scala/com/drivergrp/core/rest.scala b/src/main/scala/com/drivergrp/core/rest.scala
index 71aed94..d8f6e4f 100644
--- a/src/main/scala/com/drivergrp/core/rest.scala
+++ b/src/main/scala/com/drivergrp/core/rest.scala
@@ -2,7 +2,9 @@ package com.drivergrp.core
 
 import akka.actor.ActorSystem
 import akka.http.scaladsl.Http
+import akka.http.scaladsl.model.Uri.Path
 import akka.http.scaladsl.model.{HttpRequest, HttpResponse}
+import akka.http.scaladsl.server.PathMatcher.Matched
 import akka.http.scaladsl.server.{Directive, _}
 import akka.http.scaladsl.util.FastFuture._
 import akka.stream.ActorMaterializer
@@ -68,7 +70,13 @@ object rest {
 
   object basicFormats {
 
-    implicit def idFormat[T] = new RootJsonFormat[Id[T]] {
+    def IdInPath[T]: PathMatcher1[Id[T]] =
+      PathMatcher("""[+-]?\d*""".r) flatMap { string ⇒
+        try Some(Id[T](string.toLong))
+        catch { case _: IllegalArgumentException ⇒ None }
+      }
+
+    def IdFormat[T] = new RootJsonFormat[Id[T]] {
       def write(id: Id[T]) = JsNumber(id)
 
       def read(value: JsValue) = value match {
@@ -77,6 +85,10 @@ object rest {
       }
     }
 
+    def NameInPath[T]: PathMatcher1[Name[T]] = new PathMatcher1[Name[T]] {
+      def apply(path: Path) = Matched(Path.Empty, Tuple1(Name[T](path.toString)))
+    }
+
     implicit def nameFormat[T] = new RootJsonFormat[Name[T]] {
       def write(name: Name[T]) = JsString(name)
 
-- 
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