From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: NONPLAYT <76615486+NONPLAYT@users.noreply.github.com>
Date: Wed, 9 Jul 2025 03:06:02 +0300
Subject: [PATCH] Pufferfish: Simpler ShapelessRecipes comparison for Vanilla

Original license: GPL v3
Original project: https://github.com/pufferfish-gg/Pufferfish

Patch description:

Paper added a fancy sorting comparison due to Bukkit recipes breaking
the vanilla one, however this is far more advanced than what you need
for all the vanilla recipes.

diff --git a/net/minecraft/world/item/crafting/ShapelessRecipe.java b/net/minecraft/world/item/crafting/ShapelessRecipe.java
index d601b54b1de2f2ae44fe2b20c8116c71a6340e45..658c950e18a5a4ff992c8720e60f505a11ab2efd 100644
--- a/net/minecraft/world/item/crafting/ShapelessRecipe.java
+++ b/net/minecraft/world/item/crafting/ShapelessRecipe.java
@@ -23,13 +23,21 @@ public class ShapelessRecipe implements CraftingRecipe {
     final List<Ingredient> ingredients;
     @Nullable
     private PlacementInfo placementInfo;
+    // DivineMC start - Pufferfish: Simpler ShapelessRecipes comparison for Vanilla
+    private final boolean isBukkit;
 
     public ShapelessRecipe(String group, CraftingBookCategory category, ItemStack result, List<Ingredient> ingredients) {
+        this(group, category, result, ingredients, false);
+    }
+
+    public ShapelessRecipe(String group, CraftingBookCategory category, ItemStack result, List<Ingredient> ingredients, boolean isBukkit) {
         this.group = group;
         this.category = category;
         this.result = result;
         this.ingredients = ingredients;
+        this.isBukkit = isBukkit;
     }
+    // DivineMC end - Pufferfish: Simpler ShapelessRecipes comparison for Vanilla
 
     // CraftBukkit start
     @Override
@@ -72,6 +80,27 @@ public class ShapelessRecipe implements CraftingRecipe {
 
     @Override
     public boolean matches(CraftingInput input, Level level) {
+        // DivineMC start - Pufferfish: Simpler ShapelessRecipes comparison for Vanilla
+        if (!this.isBukkit) {
+            java.util.List<Ingredient> ingredients = com.google.common.collect.Lists.newArrayList(this.ingredients.toArray(new Ingredient[0]));
+
+            inventory: for (int index = 0; index < input.size(); index++) {
+                ItemStack itemStack = input.getItem(index);
+
+                if (!itemStack.isEmpty()) {
+                    for (int i = 0; i < ingredients.size(); i++) {
+                        if (ingredients.get(i).test(itemStack)) {
+                            ingredients.remove(i);
+                            continue inventory;
+                        }
+                    }
+                    return false;
+                }
+            }
+
+            return ingredients.isEmpty();
+        }
+        // DivineMC end - Pufferfish: Simpler ShapelessRecipes comparison for Vanilla
         // Paper start - Improve exact choice recipe ingredients & unwrap ternary
         if (input.ingredientCount() != this.ingredients.size()) {
             return false;