100 lines
		
	
	
	
		
			2.7 KiB
		
	
	
	
		
			Java
		
	
	
	
	
	
			
		
		
	
	
			100 lines
		
	
	
	
		
			2.7 KiB
		
	
	
	
		
			Java
		
	
	
	
	
	
| package net.minecraft.world.item.crafting;
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| 
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| import net.minecraft.core.HolderLookup;
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| import net.minecraft.core.NonNullList;
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| import net.minecraft.core.component.DataComponents;
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| import net.minecraft.world.item.BannerItem;
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| import net.minecraft.world.item.DyeColor;
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| import net.minecraft.world.item.ItemStack;
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| import net.minecraft.world.level.Level;
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| import net.minecraft.world.level.block.entity.BannerPatternLayers;
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| 
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| public class BannerDuplicateRecipe extends CustomRecipe {
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| 	public BannerDuplicateRecipe(CraftingBookCategory craftingBookCategory) {
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| 		super(craftingBookCategory);
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| 	}
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| 
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| 	public boolean matches(CraftingInput craftingInput, Level level) {
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| 		if (craftingInput.ingredientCount() != 2) {
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| 			return false;
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| 		} else {
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| 			DyeColor dyeColor = null;
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| 			boolean bl = false;
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| 			boolean bl2 = false;
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| 
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| 			for (int i = 0; i < craftingInput.size(); i++) {
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| 				ItemStack itemStack = craftingInput.getItem(i);
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| 				if (!itemStack.isEmpty()) {
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| 					if (!(itemStack.getItem() instanceof BannerItem bannerItem)) {
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| 						return false;
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| 					}
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| 
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| 					if (dyeColor == null) {
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| 						dyeColor = bannerItem.getColor();
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| 					} else if (dyeColor != bannerItem.getColor()) {
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| 						return false;
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| 					}
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| 
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| 					int j = itemStack.getOrDefault(DataComponents.BANNER_PATTERNS, BannerPatternLayers.EMPTY).layers().size();
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| 					if (j > 6) {
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| 						return false;
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| 					}
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| 
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| 					if (j > 0) {
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| 						if (bl2) {
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| 							return false;
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| 						}
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| 
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| 						bl2 = true;
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| 					} else {
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| 						if (bl) {
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| 							return false;
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| 						}
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| 
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| 						bl = true;
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| 					}
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| 				}
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| 			}
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| 
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| 			return bl2 && bl;
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| 		}
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| 	}
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| 
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| 	public ItemStack assemble(CraftingInput craftingInput, HolderLookup.Provider provider) {
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| 		for (int i = 0; i < craftingInput.size(); i++) {
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| 			ItemStack itemStack = craftingInput.getItem(i);
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| 			if (!itemStack.isEmpty()) {
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| 				int j = itemStack.getOrDefault(DataComponents.BANNER_PATTERNS, BannerPatternLayers.EMPTY).layers().size();
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| 				if (j > 0 && j <= 6) {
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| 					return itemStack.copyWithCount(1);
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| 				}
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| 			}
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| 		}
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| 
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| 		return ItemStack.EMPTY;
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| 	}
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| 
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| 	@Override
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| 	public NonNullList<ItemStack> getRemainingItems(CraftingInput input) {
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| 		NonNullList<ItemStack> nonNullList = NonNullList.withSize(input.size(), ItemStack.EMPTY);
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| 
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| 		for (int i = 0; i < nonNullList.size(); i++) {
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| 			ItemStack itemStack = input.getItem(i);
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| 			if (!itemStack.isEmpty()) {
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| 				ItemStack itemStack2 = itemStack.getItem().getCraftingRemainder();
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| 				if (!itemStack2.isEmpty()) {
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| 					nonNullList.set(i, itemStack2);
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| 				} else if (!itemStack.getOrDefault(DataComponents.BANNER_PATTERNS, BannerPatternLayers.EMPTY).layers().isEmpty()) {
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| 					nonNullList.set(i, itemStack.copyWithCount(1));
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| 				}
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| 			}
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| 		}
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| 
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| 		return nonNullList;
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| 	}
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| 
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| 	@Override
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| 	public RecipeSerializer<BannerDuplicateRecipe> getSerializer() {
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| 		return RecipeSerializer.BANNER_DUPLICATE;
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| 	}
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| }
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