111 lines
4.5 KiB
Java
111 lines
4.5 KiB
Java
package net.minecraft.advancements.critereon;
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import com.google.common.collect.Lists;
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import com.google.common.collect.Sets;
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import com.mojang.serialization.Codec;
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import com.mojang.serialization.codecs.RecordCodecBuilder;
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import java.util.Collection;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Optional;
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import java.util.Set;
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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.advancements.critereon.MinMaxBounds.Ints;
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import net.minecraft.advancements.critereon.SimpleCriterionTrigger.SimpleInstance;
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import net.minecraft.core.HolderGetter;
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import net.minecraft.server.level.ServerPlayer;
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import net.minecraft.world.entity.Entity;
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import net.minecraft.world.entity.EntityType;
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import net.minecraft.world.item.Item;
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import net.minecraft.world.item.ItemStack;
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import net.minecraft.world.item.Items;
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import net.minecraft.world.level.storage.loot.LootContext;
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import org.jetbrains.annotations.Nullable;
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public class KilledByArrowTrigger extends SimpleCriterionTrigger<KilledByArrowTrigger.TriggerInstance> {
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@Override
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public Codec<KilledByArrowTrigger.TriggerInstance> codec() {
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return KilledByArrowTrigger.TriggerInstance.CODEC;
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}
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public void trigger(ServerPlayer player, Collection<Entity> victims, @Nullable ItemStack firedFromWeapon) {
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List<LootContext> list = Lists.<LootContext>newArrayList();
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Set<EntityType<?>> set = Sets.<EntityType<?>>newHashSet();
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for (Entity entity : victims) {
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set.add(entity.getType());
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list.add(EntityPredicate.createContext(player, entity));
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}
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this.trigger(player, triggerInstance -> triggerInstance.matches(list, set.size(), firedFromWeapon));
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}
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public record TriggerInstance(
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Optional<ContextAwarePredicate> player, List<ContextAwarePredicate> victims, Ints uniqueEntityTypes, Optional<ItemPredicate> firedFromWeapon
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) implements SimpleInstance {
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public static final Codec<KilledByArrowTrigger.TriggerInstance> CODEC = RecordCodecBuilder.create(
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instance -> instance.group(
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EntityPredicate.ADVANCEMENT_CODEC.optionalFieldOf("player").forGetter(KilledByArrowTrigger.TriggerInstance::player),
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EntityPredicate.ADVANCEMENT_CODEC.listOf().optionalFieldOf("victims", List.of()).forGetter(KilledByArrowTrigger.TriggerInstance::victims),
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Ints.CODEC.optionalFieldOf("unique_entity_types", Ints.ANY).forGetter(KilledByArrowTrigger.TriggerInstance::uniqueEntityTypes),
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ItemPredicate.CODEC.optionalFieldOf("fired_from_weapon").forGetter(KilledByArrowTrigger.TriggerInstance::firedFromWeapon)
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)
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.apply(instance, KilledByArrowTrigger.TriggerInstance::new)
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);
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public static Criterion<KilledByArrowTrigger.TriggerInstance> crossbowKilled(HolderGetter<Item> itemRegistry, EntityPredicate.Builder... victims) {
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return CriteriaTriggers.KILLED_BY_ARROW
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.createCriterion(
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new KilledByArrowTrigger.TriggerInstance(
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Optional.empty(), EntityPredicate.wrap(victims), Ints.ANY, Optional.of(ItemPredicate.Builder.item().of(itemRegistry, Items.CROSSBOW).build())
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)
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);
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}
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public static Criterion<KilledByArrowTrigger.TriggerInstance> crossbowKilled(HolderGetter<Item> itemRegistry, Ints uniqueEntityTypes) {
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return CriteriaTriggers.KILLED_BY_ARROW
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.createCriterion(
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new KilledByArrowTrigger.TriggerInstance(
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Optional.empty(), List.of(), uniqueEntityTypes, Optional.of(ItemPredicate.Builder.item().of(itemRegistry, Items.CROSSBOW).build())
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)
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);
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}
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public boolean matches(Collection<LootContext> context, int uniqueEntityTypes, @Nullable ItemStack firedFromWeapon) {
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if (!this.firedFromWeapon.isPresent() || firedFromWeapon != null && ((ItemPredicate)this.firedFromWeapon.get()).test(firedFromWeapon)) {
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if (!this.victims.isEmpty()) {
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List<LootContext> list = Lists.<LootContext>newArrayList(context);
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for (ContextAwarePredicate contextAwarePredicate : this.victims) {
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boolean bl = false;
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Iterator<LootContext> iterator = list.iterator();
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while (iterator.hasNext()) {
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LootContext lootContext = (LootContext)iterator.next();
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if (contextAwarePredicate.matches(lootContext)) {
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iterator.remove();
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bl = true;
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break;
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}
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}
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if (!bl) {
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return false;
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}
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}
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}
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return this.uniqueEntityTypes.matches(uniqueEntityTypes);
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} else {
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return false;
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}
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}
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@Override
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public void validate(CriterionValidator validator) {
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SimpleInstance.super.validate(validator);
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validator.validateEntities(this.victims, ".victims");
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}
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}
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}
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