1 files changed, 56 insertions, 0 deletions
diff --git a/patches/api/0323-Option-to-prevent-NBT-copy-in-smithing-recipes.patch b/patches/api/0323-Option-to-prevent-NBT-copy-in-smithing-recipes.patch
new file mode 100644
index 0000000000..0a0b5515e3
--- /dev/null
+++ b/patches/api/0323-Option-to-prevent-NBT-copy-in-smithing-recipes.patch
@@ -0,0 +1,56 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jake Potrebic <[email protected]>
+Date: Sun, 26 Sep 2021 12:57:35 -0700
+Subject: [PATCH] Option to prevent NBT copy in smithing recipes
+
+
+diff --git a/src/main/java/org/bukkit/inventory/SmithingRecipe.java b/src/main/java/org/bukkit/inventory/SmithingRecipe.java
+index af04071d37e70b8cc9837d57477c8493be8afb9f..00000f1399b053bb3c7b6d4792559b630d414b81 100644
+--- a/src/main/java/org/bukkit/inventory/SmithingRecipe.java
++++ b/src/main/java/org/bukkit/inventory/SmithingRecipe.java
+@@ -13,6 +13,7 @@ public class SmithingRecipe implements Recipe, Keyed {
+     private final ItemStack result;
+     private final RecipeChoice base;
+     private final RecipeChoice addition;
++    private final boolean copyNbt; // Paper
+ 
+     /**
+      * Create a smithing recipe to produce the specified result ItemStack.
+@@ -23,6 +24,21 @@ public class SmithingRecipe implements Recipe, Keyed {
+      * @param addition The addition ingredient
+      */
+     public SmithingRecipe(@NotNull NamespacedKey key, @NotNull ItemStack result, @NotNull RecipeChoice base, @NotNull RecipeChoice addition) {
++        // Paper start
++        this(key, result, base, addition, true);
++    }
++    /**
++     * Create a smithing recipe to produce the specified result ItemStack.
++     *
++     * @param key The unique recipe key
++     * @param result The item you want the recipe to create.
++     * @param base The base ingredient
++     * @param addition The addition ingredient
++     * @param copyNbt whether to copy the nbt from the input base item to the output
++     */
++    public SmithingRecipe(@NotNull NamespacedKey key, @NotNull ItemStack result, @NotNull RecipeChoice base, @NotNull RecipeChoice addition, boolean copyNbt) {
++        this.copyNbt = copyNbt;
++        // Paper end
+         this.key = key;
+         this.result = result;
+         this.base = base;
+@@ -60,4 +76,15 @@ public class SmithingRecipe implements Recipe, Keyed {
+     public NamespacedKey getKey() {
+         return this.key;
+     }
++
++    // Paper start
++    /**
++     * Whether or not to copy the NBT of the input base item to the output.
++     *
++     * @return true to copy the NBT (default for vanilla smithing recipes)
++     */
++    public boolean willCopyNbt() {
++        return copyNbt;
++    }
++    // Paper end
+ }