package net.minecraft.advancements.critereon;

import com.mojang.serialization.Codec;
import com.mojang.serialization.codecs.RecordCodecBuilder;
import java.util.Optional;
import net.minecraft.advancements.CriteriaTriggers;
import net.minecraft.advancements.Criterion;
import net.minecraft.server.level.ServerPlayer;
import net.minecraft.world.item.ItemStack;

public class EnchantedItemTrigger extends SimpleCriterionTrigger<EnchantedItemTrigger.TriggerInstance> {
	@Override
	public Codec<EnchantedItemTrigger.TriggerInstance> codec() {
		return EnchantedItemTrigger.TriggerInstance.CODEC;
	}

	public void trigger(ServerPlayer player, ItemStack item, int levelsSpent) {
		this.trigger(player, triggerInstance -> triggerInstance.matches(item, levelsSpent));
	}

	public record TriggerInstance(Optional<ContextAwarePredicate> player, Optional<ItemPredicate> item, MinMaxBounds.Ints levels)
		implements SimpleCriterionTrigger.SimpleInstance {
		public static final Codec<EnchantedItemTrigger.TriggerInstance> CODEC = RecordCodecBuilder.create(
			instance -> instance.group(
					EntityPredicate.ADVANCEMENT_CODEC.optionalFieldOf("player").forGetter(EnchantedItemTrigger.TriggerInstance::player),
					ItemPredicate.CODEC.optionalFieldOf("item").forGetter(EnchantedItemTrigger.TriggerInstance::item),
					MinMaxBounds.Ints.CODEC.optionalFieldOf("levels", MinMaxBounds.Ints.ANY).forGetter(EnchantedItemTrigger.TriggerInstance::levels)
				)
				.apply(instance, EnchantedItemTrigger.TriggerInstance::new)
		);

		public static Criterion<EnchantedItemTrigger.TriggerInstance> enchantedItem() {
			return CriteriaTriggers.ENCHANTED_ITEM.createCriterion(new EnchantedItemTrigger.TriggerInstance(Optional.empty(), Optional.empty(), MinMaxBounds.Ints.ANY));
		}

		public boolean matches(ItemStack item, int levels) {
			return this.item.isPresent() && !((ItemPredicate)this.item.get()).test(item) ? false : this.levels.matches(levels);
		}
	}
}