62 lines
3.0 KiB
Java
62 lines
3.0 KiB
Java
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package net.minecraft.advancements.critereon;
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import com.mojang.serialization.Codec;
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import com.mojang.serialization.codecs.RecordCodecBuilder;
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import com.mojang.serialization.codecs.RecordCodecBuilder.Instance;
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import java.util.Optional;
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import net.minecraft.advancements.CriteriaTriggers;
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import net.minecraft.advancements.Criterion;
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import net.minecraft.server.level.ServerPlayer;
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import net.minecraft.world.entity.npc.AbstractVillager;
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import net.minecraft.world.item.ItemStack;
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import net.minecraft.world.level.storage.loot.LootContext;
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public class TradeTrigger extends SimpleCriterionTrigger<TradeTrigger.TriggerInstance> {
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@Override
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public Codec<TradeTrigger.TriggerInstance> codec() {
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return TradeTrigger.TriggerInstance.CODEC;
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}
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public void trigger(ServerPlayer p_70960_, AbstractVillager p_70961_, ItemStack p_70962_) {
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LootContext lootcontext = EntityPredicate.createContext(p_70960_, p_70961_);
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this.trigger(p_70960_, p_70970_ -> p_70970_.matches(lootcontext, p_70962_));
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}
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public record TriggerInstance(Optional<ContextAwarePredicate> player, Optional<ContextAwarePredicate> villager, Optional<ItemPredicate> item)
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implements SimpleCriterionTrigger.SimpleInstance {
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public static final Codec<TradeTrigger.TriggerInstance> CODEC = RecordCodecBuilder.create(
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p_325256_ -> p_325256_.group(
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EntityPredicate.ADVANCEMENT_CODEC.optionalFieldOf("player").forGetter(TradeTrigger.TriggerInstance::player),
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EntityPredicate.ADVANCEMENT_CODEC.optionalFieldOf("villager").forGetter(TradeTrigger.TriggerInstance::villager),
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ItemPredicate.CODEC.optionalFieldOf("item").forGetter(TradeTrigger.TriggerInstance::item)
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)
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.apply(p_325256_, TradeTrigger.TriggerInstance::new)
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);
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public static Criterion<TradeTrigger.TriggerInstance> tradedWithVillager() {
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return CriteriaTriggers.TRADE.createCriterion(new TradeTrigger.TriggerInstance(Optional.empty(), Optional.empty(), Optional.empty()));
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}
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public static Criterion<TradeTrigger.TriggerInstance> tradedWithVillager(EntityPredicate.Builder p_191437_) {
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return CriteriaTriggers.TRADE
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.createCriterion(new TradeTrigger.TriggerInstance(Optional.of(EntityPredicate.wrap(p_191437_)), Optional.empty(), Optional.empty()));
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}
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public boolean matches(LootContext p_70985_, ItemStack p_70986_) {
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return this.villager.isPresent() && !this.villager.get().matches(p_70985_)
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? false
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: !this.item.isPresent() || this.item.get().test(p_70986_);
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}
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@Override
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public void validate(CriterionValidator p_309853_) {
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SimpleCriterionTrigger.SimpleInstance.super.validate(p_309853_);
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p_309853_.validateEntity(this.villager, ".villager");
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}
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@Override
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public Optional<ContextAwarePredicate> player() {
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return this.player;
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}
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}
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}
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