papermc/patches/unapplied/server/1067-Item-Mutation-Fixes.patch
2024-04-23 13:36:31 -07:00

49 lines
3.1 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Owen1212055 <23108066+Owen1212055@users.noreply.github.com>
Date: Wed, 20 Mar 2024 20:41:35 -0400
Subject: [PATCH] Item Mutation Fixes
diff --git a/src/main/java/net/minecraft/world/inventory/EnchantmentMenu.java b/src/main/java/net/minecraft/world/inventory/EnchantmentMenu.java
index 343f44db579839eb61376f876b5eff2e615dc2e5..e6935b6632c7a7e07f4da459c95f564356242f98 100644
--- a/src/main/java/net/minecraft/world/inventory/EnchantmentMenu.java
+++ b/src/main/java/net/minecraft/world/inventory/EnchantmentMenu.java
@@ -229,7 +229,7 @@ public class EnchantmentMenu extends AbstractContainerMenu {
return false;
} else if (this.costs[id] > 0 && !itemstack.isEmpty() && (player.experienceLevel >= j && player.experienceLevel >= this.costs[id] || player.getAbilities().instabuild)) {
this.access.execute((world, blockposition) -> {
- ItemStack itemstack2 = itemstack;
+ ItemStack itemstack2 = itemstack; // Paper - diff on change
List<EnchantmentInstance> list = this.getEnchantmentList(itemstack, id, this.costs[id]);
// CraftBukkit start
@@ -251,11 +251,18 @@ public class EnchantmentMenu extends AbstractContainerMenu {
return;
}
// CraftBukkit end
- boolean flag = itemstack.is(Items.BOOK);
+ // Paper start
+ itemstack2 = org.bukkit.craftbukkit.inventory.CraftItemStack.getOrCloneOnMutation(item, event.getItem());
+ if (itemstack2 != itemstack) {
+ this.enchantSlots.setItem(0, itemstack2);
+ }
+ boolean flag = itemstack2.is(Items.BOOK);
+ // Paper end
if (flag) {
+ CompoundTag nbttagcompound = itemstack2.getTag(); // Paper - move up
itemstack2 = new ItemStack(Items.ENCHANTED_BOOK);
- CompoundTag nbttagcompound = itemstack.getTag();
+ // Paper - move up
if (nbttagcompound != null) {
itemstack2.setTag(nbttagcompound.copy());
@@ -277,7 +284,7 @@ public class EnchantmentMenu extends AbstractContainerMenu {
EnchantmentInstance weightedrandomenchant = new EnchantmentInstance(nms, entry.getValue());
EnchantedBookItem.addEnchantment(itemstack2, weightedrandomenchant);
} else {
- item.addUnsafeEnchantment(entry.getKey(), entry.getValue());
+ CraftItemStack.asCraftMirror(itemstack2).addUnsafeEnchantment(entry.getKey(), entry.getValue()); // Paper
}
} catch (IllegalArgumentException e) {
/* Just swallow invalid enchantments */