58 lines
3 KiB
Java
58 lines
3 KiB
Java
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 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.ServerLevel;
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import net.minecraft.server.level.ServerPlayer;
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import net.minecraft.world.phys.Vec3;
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public class DistanceTrigger extends SimpleCriterionTrigger<DistanceTrigger.TriggerInstance> {
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@Override
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public Codec<DistanceTrigger.TriggerInstance> codec() {
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return DistanceTrigger.TriggerInstance.CODEC;
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}
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public void trigger(ServerPlayer player, Vec3 position) {
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Vec3 vec3 = player.position();
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this.trigger(player, triggerInstance -> triggerInstance.matches(player.serverLevel(), position, vec3));
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}
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public record TriggerInstance(Optional<ContextAwarePredicate> player, Optional<LocationPredicate> startPosition, Optional<DistancePredicate> distance)
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implements SimpleCriterionTrigger.SimpleInstance {
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public static final Codec<DistanceTrigger.TriggerInstance> CODEC = RecordCodecBuilder.create(
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instance -> instance.group(
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EntityPredicate.ADVANCEMENT_CODEC.optionalFieldOf("player").forGetter(DistanceTrigger.TriggerInstance::player),
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LocationPredicate.CODEC.optionalFieldOf("start_position").forGetter(DistanceTrigger.TriggerInstance::startPosition),
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DistancePredicate.CODEC.optionalFieldOf("distance").forGetter(DistanceTrigger.TriggerInstance::distance)
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)
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.apply(instance, DistanceTrigger.TriggerInstance::new)
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);
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public static Criterion<DistanceTrigger.TriggerInstance> fallFromHeight(
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EntityPredicate.Builder player, DistancePredicate distance, LocationPredicate.Builder startPosition
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) {
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return CriteriaTriggers.FALL_FROM_HEIGHT
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.createCriterion(new DistanceTrigger.TriggerInstance(Optional.of(EntityPredicate.wrap(player)), Optional.of(startPosition.build()), Optional.of(distance)));
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}
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public static Criterion<DistanceTrigger.TriggerInstance> rideEntityInLava(EntityPredicate.Builder player, DistancePredicate distance) {
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return CriteriaTriggers.RIDE_ENTITY_IN_LAVA_TRIGGER
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.createCriterion(new DistanceTrigger.TriggerInstance(Optional.of(EntityPredicate.wrap(player)), Optional.empty(), Optional.of(distance)));
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}
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public static Criterion<DistanceTrigger.TriggerInstance> travelledThroughNether(DistancePredicate distance) {
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return CriteriaTriggers.NETHER_TRAVEL.createCriterion(new DistanceTrigger.TriggerInstance(Optional.empty(), Optional.empty(), Optional.of(distance)));
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}
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public boolean matches(ServerLevel level, Vec3 startPosition, Vec3 currentPosition) {
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return this.startPosition.isPresent() && !((LocationPredicate)this.startPosition.get()).matches(level, startPosition.x, startPosition.y, startPosition.z)
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? false
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: !this.distance.isPresent()
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|| ((DistancePredicate)this.distance.get())
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.matches(startPosition.x, startPosition.y, startPosition.z, currentPosition.x, currentPosition.y, currentPosition.z);
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}
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}
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}
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