package net.minecraft.world.item.crafting; import java.util.ArrayList; import java.util.List; import net.minecraft.core.HolderLookup; import net.minecraft.core.component.DataComponents; import net.minecraft.world.item.ItemStack; import net.minecraft.world.item.Items; import net.minecraft.world.item.component.FireworkExplosion; import net.minecraft.world.item.component.Fireworks; import net.minecraft.world.level.Level; public class FireworkRocketRecipe extends CustomRecipe { private static final Ingredient PAPER_INGREDIENT = Ingredient.of(Items.PAPER); private static final Ingredient GUNPOWDER_INGREDIENT = Ingredient.of(Items.GUNPOWDER); private static final Ingredient STAR_INGREDIENT = Ingredient.of(Items.FIREWORK_STAR); public FireworkRocketRecipe(CraftingBookCategory p_250134_) { super(p_250134_); } public boolean matches(CraftingInput p_344883_, Level p_43855_) { if (p_344883_.ingredientCount() < 2) { return false; } else { boolean flag = false; int i = 0; for (int j = 0; j < p_344883_.size(); j++) { ItemStack itemstack = p_344883_.getItem(j); if (!itemstack.isEmpty()) { if (PAPER_INGREDIENT.test(itemstack)) { if (flag) { return false; } flag = true; } else if (GUNPOWDER_INGREDIENT.test(itemstack)) { if (++i > 3) { return false; } } else if (!STAR_INGREDIENT.test(itemstack)) { return false; } } } return flag && i >= 1; } } public ItemStack assemble(CraftingInput p_342888_, HolderLookup.Provider p_335679_) { List list = new ArrayList<>(); int i = 0; for (int j = 0; j < p_342888_.size(); j++) { ItemStack itemstack = p_342888_.getItem(j); if (!itemstack.isEmpty()) { if (GUNPOWDER_INGREDIENT.test(itemstack)) { i++; } else if (STAR_INGREDIENT.test(itemstack)) { FireworkExplosion fireworkexplosion = itemstack.get(DataComponents.FIREWORK_EXPLOSION); if (fireworkexplosion != null) { list.add(fireworkexplosion); } } } } ItemStack itemstack1 = new ItemStack(Items.FIREWORK_ROCKET, 3); itemstack1.set(DataComponents.FIREWORKS, new Fireworks(i, list)); return itemstack1; } @Override public RecipeSerializer getSerializer() { return RecipeSerializer.FIREWORK_ROCKET; } }