58 lines
2.4 KiB
Java
58 lines
2.4 KiB
Java
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package net.minecraft.network;
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import com.mojang.datafixers.DataFixUtils;
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import java.util.Optional;
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import net.minecraft.core.Holder;
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import net.minecraft.core.registries.Registries;
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import net.minecraft.network.codec.ByteBufCodecs;
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import net.minecraft.network.codec.StreamCodec;
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import net.minecraft.world.item.Item;
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import net.minecraft.world.item.ItemStack;
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public interface HashedStack {
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HashedStack EMPTY = new HashedStack() {
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@Override
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public String toString() {
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return "<empty>";
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}
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@Override
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public boolean matches(ItemStack p_391832_, HashedPatchMap.HashGenerator p_391539_) {
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return p_391832_.isEmpty();
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}
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};
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StreamCodec<RegistryFriendlyByteBuf, HashedStack> STREAM_CODEC = ByteBufCodecs.optional(HashedStack.ActualItem.STREAM_CODEC)
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.map(
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p_394313_ -> DataFixUtils.orElse((Optional<? extends HashedStack>)p_394313_, EMPTY),
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p_394053_ -> p_394053_ instanceof HashedStack.ActualItem hashedstack$actualitem ? Optional.of(hashedstack$actualitem) : Optional.empty()
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);
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boolean matches(ItemStack p_395146_, HashedPatchMap.HashGenerator p_395334_);
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static HashedStack create(ItemStack p_394077_, HashedPatchMap.HashGenerator p_391374_) {
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return (HashedStack)(p_394077_.isEmpty()
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? EMPTY
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: new HashedStack.ActualItem(p_394077_.getItemHolder(), p_394077_.getCount(), HashedPatchMap.create(p_394077_.getComponentsPatch(), p_391374_)));
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}
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public record ActualItem(Holder<Item> item, int count, HashedPatchMap components) implements HashedStack {
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public static final StreamCodec<RegistryFriendlyByteBuf, HashedStack.ActualItem> STREAM_CODEC = StreamCodec.composite(
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ByteBufCodecs.holderRegistry(Registries.ITEM),
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HashedStack.ActualItem::item,
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ByteBufCodecs.VAR_INT,
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HashedStack.ActualItem::count,
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HashedPatchMap.STREAM_CODEC,
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HashedStack.ActualItem::components,
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HashedStack.ActualItem::new
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);
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@Override
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public boolean matches(ItemStack p_397217_, HashedPatchMap.HashGenerator p_395066_) {
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if (this.count != p_397217_.getCount()) {
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return false;
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} else {
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return !this.item.equals(p_397217_.getItemHolder()) ? false : this.components.matches(p_397217_.getComponentsPatch(), p_395066_);
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}
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}
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}
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}
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