From 05543fd8a5a4fb9a63843bde9ec124d623f1c094 Mon Sep 17 00:00:00 2001
From: vlad <vlad@driver.xyz>
Date: Sat, 1 Jul 2017 04:50:38 -0700
Subject: Moving storages back and adding ListResponse here

---
 .../pdsuidomain/formats/json/ListResponse.scala    | 54 ++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 src/main/scala/xyz/driver/pdsuidomain/formats/json/ListResponse.scala

(limited to 'src/main/scala/xyz/driver/pdsuidomain/formats/json/ListResponse.scala')

diff --git a/src/main/scala/xyz/driver/pdsuidomain/formats/json/ListResponse.scala b/src/main/scala/xyz/driver/pdsuidomain/formats/json/ListResponse.scala
new file mode 100644
index 0000000..9faa77f
--- /dev/null
+++ b/src/main/scala/xyz/driver/pdsuidomain/formats/json/ListResponse.scala
@@ -0,0 +1,54 @@
+package xyz.driver.pdsuidomain.formats.json
+
+import java.time.LocalDateTime
+
+import xyz.driver.pdsuicommon.db.Pagination
+import xyz.driver.pdsuicommon.json.Serialization.seqJsonFormat
+import play.api.libs.functional.syntax._
+import play.api.libs.json._
+
+case class ListResponse[+T](items: Seq[T], meta: ListResponse.Meta)
+
+object ListResponse {
+
+  case class Meta(itemsCount: Int, pageNumber: Int, pageSize: Int, lastUpdate: Option[LocalDateTime])
+
+  object Meta {
+    def apply(itemsCount: Int, pagination: Pagination, lastUpdate: Option[LocalDateTime]): Meta = {
+      Meta(itemsCount, pagination.pageNumber, pagination.pageSize, lastUpdate)
+    }
+  }
+
+  private val listResponseMetaJsonReads: Reads[Meta] = {
+    ((JsPath \ "itemsCount").read[Int] and
+      (JsPath \ "pageNumber").read[Int] and
+      (JsPath \ "pageSize").read[Int] and
+      (JsPath \ "lastUpdate").readNullable[LocalDateTime]
+      ).apply { (itemsCount: Int, pageNumber: Int, pageSize: Int, lastUpdate: Option[LocalDateTime]) =>
+      Meta(itemsCount, pageNumber, pageSize, lastUpdate)
+    }
+  }
+
+  implicit val listResponseMetaJsonWrites: Writes[Meta] = (
+    (JsPath \ "itemsCount").write[Int] and
+      (JsPath \ "pageNumber").write[Int] and
+      (JsPath \ "pageSize").write[Int] and
+      (JsPath \ "lastUpdate").write[Option[LocalDateTime]]
+    ) (unlift(Meta.unapply))
+
+  implicit val listResponseMetaJsonFormat: Format[Meta] = Format(
+    listResponseMetaJsonReads,
+    listResponseMetaJsonWrites
+  )
+
+  implicit def listResponseJsonWrites[T](implicit f: Writes[T]): Writes[ListResponse[T]] = (
+    (JsPath \ "items").write[Seq[T]] and
+      (JsPath \ "meta").write[Meta]
+    ) (unlift(ListResponse.unapply[T]))
+
+  implicit def listResponseJsonFormat[T](implicit f: Format[T]): Format[ListResponse[T]] = (
+    (JsPath \ "items").format(seqJsonFormat[T]) and
+      (JsPath \ "meta").format[Meta]
+    ) (ListResponse.apply[T], unlift(ListResponse.unapply[T]))
+
+}
-- 
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