minecraft-src/net/minecraft/advancements/critereon/PickedUpItemTrigger.java
2025-07-04 01:41:11 +03:00

60 lines
2.9 KiB
Java

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.entity.Entity;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.level.storage.loot.LootContext;
import org.jetbrains.annotations.Nullable;
public class PickedUpItemTrigger extends SimpleCriterionTrigger<PickedUpItemTrigger.TriggerInstance> {
@Override
public Codec<PickedUpItemTrigger.TriggerInstance> codec() {
return PickedUpItemTrigger.TriggerInstance.CODEC;
}
public void trigger(ServerPlayer player, ItemStack stack, @Nullable Entity entity) {
LootContext lootContext = EntityPredicate.createContext(player, entity);
this.trigger(player, triggerInstance -> triggerInstance.matches(player, stack, lootContext));
}
public record TriggerInstance(Optional<ContextAwarePredicate> player, Optional<ItemPredicate> item, Optional<ContextAwarePredicate> entity)
implements SimpleCriterionTrigger.SimpleInstance {
public static final Codec<PickedUpItemTrigger.TriggerInstance> CODEC = RecordCodecBuilder.create(
instance -> instance.group(
EntityPredicate.ADVANCEMENT_CODEC.optionalFieldOf("player").forGetter(PickedUpItemTrigger.TriggerInstance::player),
ItemPredicate.CODEC.optionalFieldOf("item").forGetter(PickedUpItemTrigger.TriggerInstance::item),
EntityPredicate.ADVANCEMENT_CODEC.optionalFieldOf("entity").forGetter(PickedUpItemTrigger.TriggerInstance::entity)
)
.apply(instance, PickedUpItemTrigger.TriggerInstance::new)
);
public static Criterion<PickedUpItemTrigger.TriggerInstance> thrownItemPickedUpByEntity(
ContextAwarePredicate player, Optional<ItemPredicate> item, Optional<ContextAwarePredicate> entity
) {
return CriteriaTriggers.THROWN_ITEM_PICKED_UP_BY_ENTITY.createCriterion(new PickedUpItemTrigger.TriggerInstance(Optional.of(player), item, entity));
}
public static Criterion<PickedUpItemTrigger.TriggerInstance> thrownItemPickedUpByPlayer(
Optional<ContextAwarePredicate> player, Optional<ItemPredicate> item, Optional<ContextAwarePredicate> entity
) {
return CriteriaTriggers.THROWN_ITEM_PICKED_UP_BY_PLAYER.createCriterion(new PickedUpItemTrigger.TriggerInstance(player, item, entity));
}
public boolean matches(ServerPlayer player, ItemStack stack, LootContext context) {
return this.item.isPresent() && !((ItemPredicate)this.item.get()).test(stack)
? false
: !this.entity.isPresent() || ((ContextAwarePredicate)this.entity.get()).matches(context);
}
@Override
public void validate(CriterionValidator validator) {
SimpleCriterionTrigger.SimpleInstance.super.validate(validator);
validator.validateEntity(this.entity, ".entity");
}
}
}