65 lines
2.5 KiB
Java
65 lines
2.5 KiB
Java
package net.minecraft.client.renderer.item.properties.select;
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import com.google.common.collect.HashMultiset;
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import com.google.common.collect.Multiset;
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import com.mojang.serialization.Codec;
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import com.mojang.serialization.DataResult;
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import com.mojang.serialization.MapCodec;
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import com.mojang.serialization.codecs.RecordCodecBuilder;
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import java.util.List;
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import java.util.stream.Collectors;
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import net.fabricmc.api.EnvType;
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import net.fabricmc.api.Environment;
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import net.minecraft.client.multiplayer.ClientLevel;
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import net.minecraft.client.renderer.item.SelectItemModel;
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import net.minecraft.world.entity.LivingEntity;
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import net.minecraft.world.item.ItemDisplayContext;
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import net.minecraft.world.item.ItemStack;
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import org.jetbrains.annotations.Nullable;
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@Environment(EnvType.CLIENT)
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public interface SelectItemModelProperty<T> {
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@Nullable
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T get(ItemStack stack, @Nullable ClientLevel level, @Nullable LivingEntity entity, int seed, ItemDisplayContext displayContext);
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SelectItemModelProperty.Type<? extends SelectItemModelProperty<T>, T> type();
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@Environment(EnvType.CLIENT)
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public record Type<P extends SelectItemModelProperty<T>, T>(MapCodec<SelectItemModel.UnbakedSwitch<P, T>> switchCodec) {
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public static <P extends SelectItemModelProperty<T>, T> SelectItemModelProperty.Type<P, T> create(MapCodec<P> mapCodec, Codec<T> codec) {
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Codec<List<SelectItemModel.SwitchCase<T>>> codec2 = SelectItemModel.SwitchCase.codec(codec)
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.listOf()
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.validate(
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list -> {
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if (list.isEmpty()) {
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return DataResult.error(() -> "Empty case list");
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} else {
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Multiset<T> multiset = HashMultiset.create();
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for (SelectItemModel.SwitchCase<T> switchCase : list) {
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multiset.addAll(switchCase.values());
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}
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return multiset.size() != multiset.entrySet().size()
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? DataResult.error(
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() -> "Duplicate case conditions: "
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+ (String)multiset.entrySet()
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.stream()
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.filter(entry -> entry.getCount() > 1)
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.map(entry -> entry.getElement().toString())
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.collect(Collectors.joining(", "))
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)
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: DataResult.success(list);
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}
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}
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);
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MapCodec<SelectItemModel.UnbakedSwitch<P, T>> mapCodec2 = RecordCodecBuilder.mapCodec(
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instance -> instance.group(
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mapCodec.forGetter(SelectItemModel.UnbakedSwitch::property), codec2.fieldOf("cases").forGetter(SelectItemModel.UnbakedSwitch::cases)
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)
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.apply(instance, SelectItemModel.UnbakedSwitch::new)
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);
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return new SelectItemModelProperty.Type<>(mapCodec2);
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}
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}
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}
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