From 701fc3115b7b9ec8f0608c3442d8dffe8623d21d Mon Sep 17 00:00:00 2001
From: CraftedMods <craftedMods@t-online.de>
Date: Tue, 13 Aug 2019 14:56:19 +0200
Subject: [PATCH] Added support for the treasure pile to ingot recipes

See #13
---
 .../api/utils/LOTRRecipeHandlerUtils.java     | 24 ++++++++++++++++-
 ...OTRVanillaCraftingTableSupportHandler.java | 27 ++++++++++++++++---
 src/main/resources/changelog.txt              |  1 +
 3 files changed, 48 insertions(+), 4 deletions(-)

diff --git a/src/main/java/craftedMods/lotr/recipes/api/utils/LOTRRecipeHandlerUtils.java b/src/main/java/craftedMods/lotr/recipes/api/utils/LOTRRecipeHandlerUtils.java
index a048b7a..31d3bad 100644
--- a/src/main/java/craftedMods/lotr/recipes/api/utils/LOTRRecipeHandlerUtils.java
+++ b/src/main/java/craftedMods/lotr/recipes/api/utils/LOTRRecipeHandlerUtils.java
@@ -19,14 +19,17 @@
 import java.lang.reflect.Field;
 import java.util.*;
 
+import org.apache.commons.lang3.tuple.Pair;
+
 import craftedMods.recipes.api.utils.RecipeHandlerUtils;
 import craftedMods.recipes.base.*;
 import lotr.client.gui.LOTRGuiAlloyForge;
 import lotr.common.item.LOTRItemMug;
 import lotr.common.recipe.*;
 import lotr.common.tileentity.LOTRTileEntityAlloyForgeBase;
+import net.minecraft.block.Block;
 import net.minecraft.entity.EntityList;
-import net.minecraft.item.ItemStack;
+import net.minecraft.item.*;
 import net.minecraft.item.crafting.IRecipe;
 import net.minecraftforge.oredict.OreDictionary;
 
@@ -38,6 +41,8 @@ public class LOTRRecipeHandlerUtils {
 
 	private static Field catalystField;
 	private static Field theForgeField;
+	private static Field treasureBlockField;
+	private static Field ingotItemField;
 
 	public static ItemStack[] getPoison() {
 		if (LOTRRecipeHandlerUtils.poison == null) {
@@ -123,4 +128,21 @@ public static String getUnlocalizedEntityName(Class<?> entityClass) {
 		return EntityList.classToStringMapping.get(entityClass).toString().replace("lotr.", "");
 	}
 
+	public static Pair<Block, Item> getTreasurePileRecipeItems(LOTRRecipesTreasurePile recipe) {
+		try {
+			if (treasureBlockField == null || ingotItemField == null) {
+				treasureBlockField = LOTRRecipesTreasurePile.class.getDeclaredField("treasureBlock");
+				ingotItemField = LOTRRecipesTreasurePile.class.getDeclaredField("ingotItem");
+
+				treasureBlockField.setAccessible(true);
+				ingotItemField.setAccessible(true);
+			}
+			return Pair.of((Block) treasureBlockField.get(recipe), (Item) ingotItemField.get(recipe));
+		} catch (Exception e) {
+			System.err.print("Couldn't load the poisoned weapon recipe: ");
+			e.printStackTrace();
+		}
+		return null;
+	}
+
 }
diff --git a/src/main/java/craftedMods/lotr/recipes/internal/recipeHandlers/LOTRVanillaCraftingTableSupportHandler.java b/src/main/java/craftedMods/lotr/recipes/internal/recipeHandlers/LOTRVanillaCraftingTableSupportHandler.java
index 31eebaa..3f9b6ec 100644
--- a/src/main/java/craftedMods/lotr/recipes/internal/recipeHandlers/LOTRVanillaCraftingTableSupportHandler.java
+++ b/src/main/java/craftedMods/lotr/recipes/internal/recipeHandlers/LOTRVanillaCraftingTableSupportHandler.java
@@ -9,19 +9,30 @@
 import craftedMods.recipes.base.*;
 import lotr.common.item.LOTRPoisonedDrinks;
 import lotr.common.recipe.*;
-import net.minecraft.item.ItemStack;
+import net.minecraft.block.Block;
+import net.minecraft.item.*;
 import net.minecraft.item.crafting.IRecipe;
 
 @RegisteredHandler
 public class LOTRVanillaCraftingTableSupportHandler implements VanillaCraftingTableRecipeHandlerSupport {
 
 	@Override
-	public Pair<AbstractRecipe, Boolean> undefinedRecipeTypeFound(IRecipe recipe) {
+	public Pair<Collection<AbstractRecipe>, Boolean> undefinedRecipeTypeFound(IRecipe recipe) {
 		if (recipe instanceof LOTRRecipesPoisonDrinks) return Pair.of(null, true);
-		if (recipe instanceof LOTRRecipePoisonWeapon) return Pair.of(LOTRRecipeHandlerUtils.processPoisonWeaponRecipe((LOTRRecipePoisonWeapon) recipe), false);
+		if (recipe instanceof LOTRRecipePoisonWeapon)
+			return Pair.of(Arrays.asList(LOTRRecipeHandlerUtils.processPoisonWeaponRecipe((LOTRRecipePoisonWeapon) recipe)), false);
+		if (recipe instanceof LOTRRecipesTreasurePile) return this.processTreasurePileRecipe((LOTRRecipesTreasurePile) recipe);
 		return null;
 	}
 
+	private Pair<Collection<AbstractRecipe>, Boolean> processTreasurePileRecipe(LOTRRecipesTreasurePile recipe) {
+		Pair<Block, Item> recipeItems = LOTRRecipeHandlerUtils.getTreasurePileRecipeItems(recipe);
+		// TODO Only a subset of the treasure pile recipes is currently supported (pile to ingot)
+		return Pair.of(
+				Arrays.asList(new ShapedRecipe(1, 1, new Object[] { new ItemStack(recipeItems.getLeft(), 1, 7) }, new ItemStack(recipeItems.getRight(), 4))),
+				false);
+	}
+
 	@Override
 	public int getComplicatedStaticRecipeDepth() {
 		return 1;
@@ -42,6 +53,16 @@ public AbstractRecipe loadComplicatedStaticRecipe(ItemStack... stacks) {
 		return recipe;
 	}
 
+	@Override
+	public Collection<AbstractRecipe> getDynamicCraftingRecipes(ItemStack result) {
+		return Arrays.asList();
+	}
+
+	@Override
+	public Collection<AbstractRecipe> getDynamicUsageRecipes(ItemStack ingredient) {
+		return Arrays.asList();
+	}
+
 	@Override
 	public boolean matches(ItemStack stack1, ItemStack stack2) {
 		return LOTRPoisonedDrinks.isDrinkPoisoned(stack1) == LOTRPoisonedDrinks.isDrinkPoisoned(stack2);
diff --git a/src/main/resources/changelog.txt b/src/main/resources/changelog.txt
index 6182998..bf8a1a2 100644
--- a/src/main/resources/changelog.txt
+++ b/src/main/resources/changelog.txt
@@ -7,6 +7,7 @@ Made by 'Crafted_Mods' or 'The_Ranger_Malvegil'
   + Added a trader recipe handler for the Wicked  Dwarf
   + Added the new technical blocks to the item hiding list
  + Added a button which shows all recipes of a handler to the handler and device GUIs ("transfer rect")
+ + Added support for the treasure pile to ingot recipes
  
  * Fixed wrong recipes with the cauldron recipe handler and Hobbit Pipes with magic smoke
  * Slightly improved the performance of the addon