package net.minecraft.world.item.crafting; import it.unimi.dsi.fastutil.ints.IntArrayList; import it.unimi.dsi.fastutil.ints.IntList; import net.minecraft.core.HolderLookup; import net.minecraft.core.component.DataComponents; import net.minecraft.world.item.DyeItem; import net.minecraft.world.item.ItemStack; import net.minecraft.world.item.Items; import net.minecraft.world.item.component.FireworkExplosion; import net.minecraft.world.level.Level; public class FireworkStarFadeRecipe extends CustomRecipe { private static final Ingredient STAR_INGREDIENT = Ingredient.of(Items.FIREWORK_STAR); public FireworkStarFadeRecipe(CraftingBookCategory craftingBookCategory) { super(craftingBookCategory); } public boolean matches(CraftingInput craftingInput, Level level) { if (craftingInput.ingredientCount() < 2) { return false; } else { boolean bl = false; boolean bl2 = false; for (int i = 0; i < craftingInput.size(); i++) { ItemStack itemStack = craftingInput.getItem(i); if (!itemStack.isEmpty()) { if (itemStack.getItem() instanceof DyeItem) { bl = true; } else { if (!STAR_INGREDIENT.test(itemStack)) { return false; } if (bl2) { return false; } bl2 = true; } } } return bl2 && bl; } } public ItemStack assemble(CraftingInput craftingInput, HolderLookup.Provider provider) { IntList intList = new IntArrayList(); ItemStack itemStack = null; for (int i = 0; i < craftingInput.size(); i++) { ItemStack itemStack2 = craftingInput.getItem(i); if (itemStack2.getItem() instanceof DyeItem dyeItem) { intList.add(dyeItem.getDyeColor().getFireworkColor()); } else if (STAR_INGREDIENT.test(itemStack2)) { itemStack = itemStack2.copyWithCount(1); } } if (itemStack != null && !intList.isEmpty()) { itemStack.update(DataComponents.FIREWORK_EXPLOSION, FireworkExplosion.DEFAULT, intList, FireworkExplosion::withFadeColors); return itemStack; } else { return ItemStack.EMPTY; } } @Override public RecipeSerializer getSerializer() { return RecipeSerializer.FIREWORK_STAR_FADE; } }