Minecraft Script Generated by ScripterAI

"create a npc companion"

/* First, create a custom entity class extending AgeableEntity (or another suitable base class) and implement the IAngerable interface if you want the NPC to be able to get angry */
public class NPCCompanionEntity extends AgeableEntity implements IAngerable {
    private static final RangedInteger ANGER_TIME_RANGE = TickRangeConverter.rangeOfSeconds(20, 39);
    private int angerTime;

public NPCCompanionEntity(EntityType<? extends AgeableEntity> entityType, World world) {
        super(entityType, world);
    }

/* Implement the necessary methods for IAngerable */
    @Override
    public int getRemainingPersistentAngerTime() {
        return angerTime;
    }

@Override
    public void setRemainingPersistentAngerTime(int time) {
        angerTime = time;
    }

@Nullable
    @Override
    public UUID getPersistentAngerTarget() {
        return this.getLastHurtByMobUUID();
    }

@Override
    public void setPersistentAngerTarget(@Nullable UUID target) {
        this.setLastHurtByMobUUID(target);
    }

@Override
    public void startPersistentAngerTimer() {
        this.setRemainingPersistentAngerTime(ANGER_TIME_RANGE.randomValue(this.random));
    }

/* Register the NPC Companion entity */
    public static EntityType<NPCCompanionEntity> register(String id, EntityType.Builder<NPCCompanionEntity> builder) {
        return Registry.register(Registry.ENTITY_TYPE, id, builder.build(id));
    }
}

/* Then, in your mod's main class, register the entity */
public class MyMod {
    public static final EntityType<NPCCompanionEntity> NPC_COMPANION = NPCCompanionEntity.register("npc_companion", EntityType.Builder.of(NPCCompanionEntity::new, EntityClassification.CREATURE).sized(0.6F, 1.8F));

public MyMod() {
        // Register the entity
        IEventBus bus = MinecraftForge.EVENT_BUS;
        bus.addListener(this::onCommonSetup);
    }

private void onCommonSetup(FMLCommonSetupEvent event) {
        event.enqueueWork(() -> {
            GlobalEntityTypeAttributes.put(NPC_COMPANION, NPCCompanionEntity.createAttributes().build());
        });
    }
}