Paper/patches/api/0108-ItemStack-getMaxItemUseDuration.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Tue, 5 Jun 2018 22:59:50 -0400
Subject: [PATCH] ItemStack#getMaxItemUseDuration

Allows you to determine how long it takes to use a usable/consumable item

diff --git a/src/main/java/org/bukkit/inventory/ItemStack.java b/src/main/java/org/bukkit/inventory/ItemStack.java
index 76b6c21c68bc55d28b77dd53c988b40c9ae41258..8cf07089bc3c60262ff1c4c6740310b48aa4169d 100644
--- a/src/main/java/org/bukkit/inventory/ItemStack.java
+++ b/src/main/java/org/bukkit/inventory/ItemStack.java
@@ -668,5 +668,13 @@ public class ItemStack implements Cloneable, ConfigurationSerializable, Translat
     public String getI18NDisplayName() {
         return Bukkit.getServer().getItemFactory().getI18NDisplayName(this);
     }
+
+    public int getMaxItemUseDuration() {
+        if (type == null || type == Material.AIR || !type.isItem()) {
+            return 0;
+        }
+        // Requires access to NMS
+        return ensureServerConversions().getMaxItemUseDuration();
+    }
     // Paper end
 }