From 47bef6e83b66550f9f4b71172c94c656e398099a Mon Sep 17 00:00:00 2001
From: tfarley <tfarley@users.noreply.github.com>
Date: Sat, 23 Jul 2016 18:40:59 -0700
Subject: [PATCH] Packet: DropItemMessage

* Add DropItemMessage packet

* Add DropItemMessage test

* Add DropItemMessage handler stub
---
 .../psforever/packet/GamePacketOpcode.scala   |  2 +-
 .../packet/game/DropItemMessage.scala         | 19 ++++++++++++++++++
 common/src/test/scala/GamePacketTest.scala    | 20 +++++++++++++++++++
 .../src/main/scala/WorldSessionActor.scala    |  3 +++
 4 files changed, 43 insertions(+), 1 deletion(-)
 create mode 100644 common/src/main/scala/net/psforever/packet/game/DropItemMessage.scala

diff --git a/common/src/main/scala/net/psforever/packet/GamePacketOpcode.scala b/common/src/main/scala/net/psforever/packet/GamePacketOpcode.scala
index 6415a36e..d1e43231 100644
--- a/common/src/main/scala/net/psforever/packet/GamePacketOpcode.scala
+++ b/common/src/main/scala/net/psforever/packet/GamePacketOpcode.scala
@@ -384,7 +384,7 @@ object GamePacketOpcode extends Enumeration {
       case WeaponFireMessage => noDecoder(opcode)
       case AvatarJumpMessage => noDecoder(opcode)
       case PickupItemMessage => noDecoder(opcode)
-      case DropItemMessage => noDecoder(opcode)
+      case DropItemMessage => game.DropItemMessage.decode
       case InventoryStateMessage => noDecoder(opcode)
       case ChangeFireStateMessage_Start => game.ChangeFireStateMessage_Start.decode
       case ChangeFireStateMessage_Stop => game.ChangeFireStateMessage_Stop.decode
diff --git a/common/src/main/scala/net/psforever/packet/game/DropItemMessage.scala b/common/src/main/scala/net/psforever/packet/game/DropItemMessage.scala
new file mode 100644
index 00000000..083fb2de
--- /dev/null
+++ b/common/src/main/scala/net/psforever/packet/game/DropItemMessage.scala
@@ -0,0 +1,19 @@
+// Copyright (c) 2016 PSForever.net to present
+package net.psforever.packet.game
+
+import net.psforever.packet.{GamePacketOpcode, Marshallable, PacketHelpers, PlanetSideGamePacket}
+import scodec.Codec
+import scodec.codecs._
+
+final case class DropItemMessage(item_guid : PlanetSideGUID)
+  extends PlanetSideGamePacket {
+  type Packet = DropItemMessage
+  def opcode = GamePacketOpcode.DropItemMessage
+  def encode = DropItemMessage.encode(this)
+}
+
+object DropItemMessage extends Marshallable[DropItemMessage] {
+  implicit val codec : Codec[DropItemMessage] = (
+      ("item_guid" | PlanetSideGUID.codec)
+    ).as[DropItemMessage]
+}
diff --git a/common/src/test/scala/GamePacketTest.scala b/common/src/test/scala/GamePacketTest.scala
index dab495c5..a4016aa4 100644
--- a/common/src/test/scala/GamePacketTest.scala
+++ b/common/src/test/scala/GamePacketTest.scala
@@ -285,5 +285,25 @@ class GamePacketTest extends Specification {
         pkt mustEqual string
       }
     }
+
+    "DropItemMessage" should {
+      val string = hex"37 4C00"
+
+      "decode" in {
+        PacketCoding.DecodePacket(string).require match {
+          case DropItemMessage(item_guid) =>
+            item_guid mustEqual PlanetSideGUID(76)
+          case default =>
+            ko
+        }
+      }
+
+      "encode" in {
+        val msg = DropItemMessage(PlanetSideGUID(76))
+        val pkt = PacketCoding.EncodePacket(msg).require.toByteVector
+
+        pkt mustEqual string
+      }
+    }
   }
 }
diff --git a/pslogin/src/main/scala/WorldSessionActor.scala b/pslogin/src/main/scala/WorldSessionActor.scala
index fe6d334e..85aaffb4 100644
--- a/pslogin/src/main/scala/WorldSessionActor.scala
+++ b/pslogin/src/main/scala/WorldSessionActor.scala
@@ -167,6 +167,9 @@ class WorldSessionActor extends Actor with MDCContextAware {
       log.info("Emote: " + msg)
       sendResponse(PacketCoding.CreateGamePacket(0, EmoteMsg(avatar_guid, emote_id)))
 
+    case msg @ DropItemMessage(item_guid) =>
+      log.info("DropItem: " + msg)
+
     case default => log.debug(s"Unhandled GamePacket ${pkt}")
   }