1 files changed, 57 insertions, 0 deletions
diff --git a/patches/unapplied/server/0474-Add-PlayerStonecutterRecipeSelectEvent.patch b/patches/unapplied/server/0474-Add-PlayerStonecutterRecipeSelectEvent.patch
new file mode 100644
index 0000000000..8a5e50313f
--- /dev/null
+++ b/patches/unapplied/server/0474-Add-PlayerStonecutterRecipeSelectEvent.patch
@@ -0,0 +1,57 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jake Potrebic <[email protected]>
+Date: Fri, 27 Nov 2020 17:14:27 -0800
+Subject: [PATCH] Add PlayerStonecutterRecipeSelectEvent
+
+Co-Authored-By: MiniDigger <[email protected]>
+
+diff --git a/src/main/java/net/minecraft/world/inventory/StonecutterMenu.java b/src/main/java/net/minecraft/world/inventory/StonecutterMenu.java
+index 97837d1baf6b929a50e5562ef466050e70c2c8b1..a93870952e2ef674028b8a20aa52a685c743e7ea 100644
+--- a/src/main/java/net/minecraft/world/inventory/StonecutterMenu.java
++++ b/src/main/java/net/minecraft/world/inventory/StonecutterMenu.java
+@@ -64,7 +64,7 @@ public class StonecutterMenu extends AbstractContainerMenu {
+ 
+     public StonecutterMenu(int syncId, Inventory playerInventory, final ContainerLevelAccess context) {
+         super(MenuType.STONECUTTER, syncId);
+-        this.selectedRecipeIndex = DataSlot.standalone();
++        this.selectedRecipeIndex = DataSlot.shared(new int[1], 0); // Paper - Add PlayerStonecutterRecipeSelectEvent
+         this.recipesForInput = SelectableRecipe.SingleInputSet.empty();
+         this.input = ItemStack.EMPTY;
+         this.slotUpdateListener = () -> {
+@@ -150,8 +150,34 @@ public class StonecutterMenu extends AbstractContainerMenu {
+     @Override
+     public boolean clickMenuButton(net.minecraft.world.entity.player.Player player, int id) {
+         if (this.isValidRecipeIndex(id)) {
+-            this.selectedRecipeIndex.set(id);
+-            this.setupResultSlot(id);
++            // Paper start - Add PlayerStonecutterRecipeSelectEvent
++            int recipeIndex = id;
++            this.selectedRecipeIndex.set(recipeIndex);
++            this.selectedRecipeIndex.checkAndClearUpdateFlag(); // mark as changed
++            paperEventBlock: if (this.isValidRecipeIndex(id)) {
++                final Optional<RecipeHolder<StonecutterRecipe>> recipe = this.recipesForInput.entries().get(id).recipe().recipe();
++                if (recipe.isEmpty()) break paperEventBlock; // The recipe selected does not have an actual server recipe (presumably its the empty one). Cannot call the event, just break.
++
++                io.papermc.paper.event.player.PlayerStonecutterRecipeSelectEvent event = new io.papermc.paper.event.player.PlayerStonecutterRecipeSelectEvent((Player) player.getBukkitEntity(), getBukkitView().getTopInventory(), (org.bukkit.inventory.StonecuttingRecipe) recipe.get().toBukkitRecipe());
++                if (!event.callEvent()) {
++                    player.containerMenu.sendAllDataToRemote();
++                    return false;
++                }
++
++                net.minecraft.resources.ResourceLocation key = org.bukkit.craftbukkit.util.CraftNamespacedKey.toMinecraft(event.getStonecuttingRecipe().getKey());
++                if (!recipe.get().id().location().equals(key)) { // If the recipe did NOT stay the same
++                    for (int newRecipeIndex = 0; newRecipeIndex < this.recipesForInput.entries().size(); newRecipeIndex++) {
++                        if (this.recipesForInput.entries().get(newRecipeIndex).recipe().recipe().filter(r -> r.id().location().equals(key)).isPresent()) {
++                            recipeIndex = newRecipeIndex;
++                            break;
++                        }
++                    }
++                }
++            }
++            player.containerMenu.sendAllDataToRemote();
++            this.selectedRecipeIndex.set(recipeIndex); // set new index, so that listeners can read it
++            this.setupResultSlot(recipeIndex);
++            // Paper end - Add PlayerStonecutterRecipeSelectEvent
+         }
+ 
+         return true;