From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jedediah Smith <jedediah@silencegreys.com>
Date: Sat, 2 Apr 2016 05:09:16 -0400
Subject: [PATCH] Add PlayerUseUnknownEntityEvent


diff --git a/src/main/java/net/minecraft/network/protocol/game/PacketPlayInUseEntity.java b/src/main/java/net/minecraft/network/protocol/game/PacketPlayInUseEntity.java
index 9f3f8568ef9484ba226deaa6429f819c325b7a26..ce63f3e5ac4d1a4311c0ebeb7574d999d45987d9 100644
--- a/src/main/java/net/minecraft/network/protocol/game/PacketPlayInUseEntity.java
+++ b/src/main/java/net/minecraft/network/protocol/game/PacketPlayInUseEntity.java
@@ -11,7 +11,7 @@ import net.minecraft.world.phys.Vec3D;
 
 public class PacketPlayInUseEntity implements Packet<PacketListenerPlayIn> {
 
-    private int a;
+    private int a; public int getEntityId() { return this.a; } // Paper - add accessor
     private PacketPlayInUseEntity.EnumEntityUseAction action;
     private Vec3D c;
     private EnumHand d;
diff --git a/src/main/java/net/minecraft/server/network/PlayerConnection.java b/src/main/java/net/minecraft/server/network/PlayerConnection.java
index 69dc4431a430461ce242de5c1a1c3023367c99b7..7cb946ff73de5171debe34b37a784b6ed4e09150 100644
--- a/src/main/java/net/minecraft/server/network/PlayerConnection.java
+++ b/src/main/java/net/minecraft/server/network/PlayerConnection.java
@@ -2199,6 +2199,16 @@ public class PlayerConnection implements PacketListenerPlayIn {
                 }
             }
         }
+        // Paper start - fire event
+        else {
+            this.server.getPluginManager().callEvent(new com.destroystokyo.paper.event.player.PlayerUseUnknownEntityEvent(
+                this.getPlayer(),
+                packetplayinuseentity.getEntityId(),
+                packetplayinuseentity.b() == PacketPlayInUseEntity.EnumEntityUseAction.ATTACK,
+                packetplayinuseentity.c() == EnumHand.MAIN_HAND ? EquipmentSlot.HAND : EquipmentSlot.OFF_HAND
+            ));
+        }
+        // Paper end
 
     }