Added PlayerEvent.ItemSmithingEvent

patches/net/minecraft/world/inventory/SmithingMenu.java.patch

@@ -0,0 +1,10 @@
+--- a/net/minecraft/world/inventory/SmithingMenu.java
++++ b/net/minecraft/world/inventory/SmithingMenu.java
+@@ -72,6 +_,7 @@
+     protected void onTake(Player p_150663_, ItemStack p_150664_) {
+         p_150664_.onCraftedBy(p_150663_.level(), p_150663_, p_150664_.getCount());
+         this.resultSlots.awardUsedRecipes(p_150663_, this.getRelevantItems());
++        net.neoforged.neoforge.event.EventHooks.firePlayerSmithingEvent(p_150663_, this.inputSlots.getItem(0), this.inputSlots.getItem(1), this.inputSlots.getItem(2), p_150664_);
+         this.shrinkStackInSlot(0);
+         this.shrinkStackInSlot(1);
+         this.shrinkStackInSlot(2);

src/main/java/net/neoforged/neoforge/event/EventHooks.java

@@ -912,6 +912,10 @@ public static void firePlayerSmeltedEvent(Player player, ItemStack smelted, int
         NeoForge.EVENT_BUS.post(new PlayerEvent.ItemSmeltedEvent(player, smelted, amountRemoved));
     }
 
+    public static void firePlayerSmithingEvent(Player player, ItemStack template, ItemStack mainItem, ItemStack addition, ItemStack result) {
+        NeoForge.EVENT_BUS.post(new PlayerEvent.ItemSmithingEvent(player, template, mainItem, addition, result));
+    }
+
     /**
      * Called by {@link Gui.HeartType#forPlayer} to allow for modification of the displayed heart type in the
      * health bar.

src/main/java/net/neoforged/neoforge/event/entity/player/PlayerEvent.java

@@ -406,6 +406,37 @@ public Container getInventory() {
         }
     }
 
+    public static class ItemSmithingEvent extends PlayerEvent {
+        private final ItemStack template;
+        private final ItemStack mainItem;
+        private final ItemStack addition;
+        private final ItemStack result;
+
+        public ItemSmithingEvent(Player player, ItemStack template, ItemStack mainItem, ItemStack addition, ItemStack result) {
+            super(player);
+            this.template = template;
+            this.mainItem = mainItem;
+            this.addition = addition;
+            this.result = result;
+        }
+
+        public ItemStack getTemplate() {
+            return this.template;
+        }
+
+        public ItemStack getMainItem() {
+            return this.mainItem;
+        }
+
+        public ItemStack getAddition() {
+            return this.addition;
+        }
+
+        public ItemStack getResult() {
+            return this.result;
+        }
+    }
+
     public static class ItemSmeltedEvent extends PlayerEvent {
         private final ItemStack smelting;
         private final int amountRemoved;