package net.minecraft.advancements.triggers;

import com.mojang.serialization.Codec;
import com.mojang.serialization.codecs.RecordCodecBuilder;
import java.util.Optional;
import net.minecraft.advancements.predicates.ContextAwarePredicate;
import net.minecraft.advancements.predicates.entity.EntityPredicate;
import net.minecraft.core.Holder;
import net.minecraft.server.level.ServerPlayer;
import net.minecraft.world.item.alchemy.Potion;

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

	public void trigger(final ServerPlayer player, final Holder<Potion> potion) {
		this.trigger(player, t -> t.matches(potion));
	}

	public record TriggerInstance(Optional<ContextAwarePredicate> player, Optional<Holder<Potion>> potion) implements SimpleCriterionTrigger.SimpleInstance {
		public static final Codec<BrewedPotionTrigger.TriggerInstance> CODEC = RecordCodecBuilder.create(
			i -> i.group(
					EntityPredicate.ADVANCEMENT_CODEC.optionalFieldOf("player").forGetter(BrewedPotionTrigger.TriggerInstance::player),
					Potion.CODEC.optionalFieldOf("potion").forGetter(BrewedPotionTrigger.TriggerInstance::potion)
				)
				.apply(i, BrewedPotionTrigger.TriggerInstance::new)
		);

		public static Criterion<BrewedPotionTrigger.TriggerInstance> brewedPotion() {
			return CriteriaTriggers.BREWED_POTION.createCriterion(new BrewedPotionTrigger.TriggerInstance(Optional.empty(), Optional.empty()));
		}

		public boolean matches(final Holder<Potion> potion) {
			return !this.potion.isPresent() || ((Holder)this.potion.get()).equals(potion);
		}
	}
}