Paper/patches/unapplied/server/0845-Fix-anvil-prepare-event-not-working-with-zero-xp.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jan Tuck <jan@tuck.dk>
Date: Mon, 15 Nov 2021 15:20:41 -0500
Subject: [PATCH] Fix anvil prepare event not working with zero xp


diff --git a/src/main/java/net/minecraft/world/inventory/AnvilMenu.java b/src/main/java/net/minecraft/world/inventory/AnvilMenu.java
index 593e23c10f2b1616db7256158dfe564b2d289df1..b62c6b56867b645520cb3c3e382ec96d421e7e97 100644
--- a/src/main/java/net/minecraft/world/inventory/AnvilMenu.java
+++ b/src/main/java/net/minecraft/world/inventory/AnvilMenu.java
@@ -60,7 +60,7 @@ public class AnvilMenu extends ItemCombinerMenu {
 
     @Override
     protected boolean mayPickup(Player player, boolean present) {
-        return (player.getAbilities().instabuild || player.experienceLevel >= this.cost.get()) && this.cost.get() > 0;
+        return (player.getAbilities().instabuild || player.experienceLevel >= this.cost.get()) && this.cost.get() >= 0; // Paper - fix anvil prepare event not working with 0 xp
     }
 
     @Override