package net.minecraft.core.component.predicates; import com.mojang.serialization.Codec; import com.mojang.serialization.codecs.RecordCodecBuilder; import java.util.Optional; import net.minecraft.advancements.critereon.SingleComponentItemPredicate; import net.minecraft.core.Holder; import net.minecraft.core.HolderSet; import net.minecraft.core.RegistryCodecs; import net.minecraft.core.component.DataComponentType; import net.minecraft.core.component.DataComponents; import net.minecraft.core.registries.Registries; import net.minecraft.resources.ResourceKey; import net.minecraft.world.item.JukeboxPlayable; import net.minecraft.world.item.JukeboxSong; public record JukeboxPlayablePredicate(Optional> song) implements SingleComponentItemPredicate { public static final Codec CODEC = RecordCodecBuilder.create( instance -> instance.group(RegistryCodecs.homogeneousList(Registries.JUKEBOX_SONG).optionalFieldOf("song").forGetter(JukeboxPlayablePredicate::song)) .apply(instance, JukeboxPlayablePredicate::new) ); @Override public DataComponentType componentType() { return DataComponents.JUKEBOX_PLAYABLE; } public boolean matches(JukeboxPlayable jukeboxPlayable) { if (!this.song.isPresent()) { return true; } else { boolean bl = false; for (Holder holder : (HolderSet)this.song.get()) { Optional> optional = holder.unwrapKey(); if (!optional.isEmpty() && optional.equals(jukeboxPlayable.song().key())) { bl = true; break; } } return bl; } } public static JukeboxPlayablePredicate any() { return new JukeboxPlayablePredicate(Optional.empty()); } }