SparklyPaperMC/patches/server/0006-Simpler-ShapelessRecipes-comparison-for-Vanilla.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Paul Sauve <paul@technove.co>
Date: Sat, 31 Oct 2020 18:51:38 -0500
Subject: [PATCH] Simpler ShapelessRecipes comparison for Vanilla

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.

Airplane
Copyright (C) 2020 Technove LLC

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

diff --git a/src/main/java/net/minecraft/world/item/crafting/ShapelessRecipe.java b/src/main/java/net/minecraft/world/item/crafting/ShapelessRecipe.java
index 6b960f0a31175bcfd8d477ee5b3c4d783303cdd5..3a81d3a58b937c9800cd0be738439cff0ba28ce9 100644
--- a/src/main/java/net/minecraft/world/item/crafting/ShapelessRecipe.java
+++ b/src/main/java/net/minecraft/world/item/crafting/ShapelessRecipe.java
@@ -25,8 +25,13 @@ public class ShapelessRecipe implements CraftingRecipe {
     final String group;
     final ItemStack result;
     final NonNullList<Ingredient> ingredients;
+    private final boolean isBukkit; // Airplane
 
+    // Airplane start
     public ShapelessRecipe(ResourceLocation id, String group, ItemStack output, NonNullList<Ingredient> input) {
+        this(id, group, output, input, false);
+    }
+    public ShapelessRecipe(ResourceLocation id, String group, ItemStack output, NonNullList<Ingredient> input, boolean isBukkit) { this.isBukkit = isBukkit; // Airplane end
         this.id = id;
         this.group = group;
         this.result = output;
@@ -73,6 +78,28 @@ public class ShapelessRecipe implements CraftingRecipe {
     }
 
     public boolean matches(CraftingContainer inventory, Level world) {
+        // Airplane start
+        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 < inventory.getContainerSize(); index++) {
+                ItemStack itemStack = inventory.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();
+        }
+        // Airplane end
+
         StackedContents autorecipestackmanager = new StackedContents();
         int i = 0;
 
diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftShapelessRecipe.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftShapelessRecipe.java
index 0b3b46348ac9195bff1492ffc11fcbff7d3f5c6f..4010052c53f3a2831b4d5aa1c041d85897856acb 100644
--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftShapelessRecipe.java
+++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftShapelessRecipe.java
@@ -43,6 +43,6 @@ public class CraftShapelessRecipe extends ShapelessRecipe implements CraftRecipe
             data.set(i, toNMS(ingred.get(i), true));
         }
 
-        MinecraftServer.getServer().getRecipeManager().addRecipe(new net.minecraft.world.item.crafting.ShapelessRecipe(CraftNamespacedKey.toMinecraft(this.getKey()), this.getGroup(), CraftItemStack.asNMSCopy(this.getResult()), data));
+        MinecraftServer.getServer().getRecipeManager().addRecipe(new net.minecraft.world.item.crafting.ShapelessRecipe(CraftNamespacedKey.toMinecraft(this.getKey()), this.getGroup(), CraftItemStack.asNMSCopy(this.getResult()), data, true));
     }
 }