package net.minecraft.util.datafix.fixes;

import com.mojang.datafixers.DSL;
import com.mojang.datafixers.Typed;
import com.mojang.datafixers.schemas.Schema;
import java.util.Optional;

public class ZombieVillagerRebuildXpFix extends NamedEntityFix {
	public ZombieVillagerRebuildXpFix(final Schema outputSchema, final boolean changesType) {
		super(outputSchema, changesType, "Zombie Villager XP rebuild", References.ENTITY, "minecraft:zombie_villager");
	}

	@Override
	protected Typed<?> fix(final Typed<?> entity) {
		return entity.update(DSL.remainderFinder(), remainder -> {
			Optional<Number> xp = remainder.get("Xp").asNumber().result();
			if (xp.isEmpty()) {
				int level = remainder.get("VillagerData").get("level").asInt(1);
				return remainder.set("Xp", remainder.createInt(VillagerRebuildLevelAndXpFix.getMinXpPerLevel(level)));
			} else {
				return remainder;
			}
		});
	}
}