package net.minecraft.world.item.crafting; import net.minecraft.world.item.ItemStack; public record SmithingRecipeInput(ItemStack template, ItemStack base, ItemStack addition) implements RecipeInput { @Override public ItemStack getItem(int index) { return switch (index) { case 0 -> this.template; case 1 -> this.base; case 2 -> this.addition; default -> throw new IllegalArgumentException("Recipe does not contain slot " + index); }; } @Override public int size() { return 3; } @Override public boolean isEmpty() { return this.template.isEmpty() && this.base.isEmpty() && this.addition.isEmpty(); } }