86 lines
3.3 KiB
Java
86 lines
3.3 KiB
Java
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package net.minecraft.world;
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import java.util.List;
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import java.util.function.Predicate;
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import net.minecraft.core.HolderLookup;
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import net.minecraft.core.NonNullList;
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import net.minecraft.nbt.CompoundTag;
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import net.minecraft.nbt.ListTag;
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import net.minecraft.world.item.ItemStack;
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public class ContainerHelper {
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public static final String TAG_ITEMS = "Items";
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public static ItemStack removeItem(List<ItemStack> p_18970_, int p_18971_, int p_18972_) {
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return p_18971_ >= 0 && p_18971_ < p_18970_.size() && !p_18970_.get(p_18971_).isEmpty() && p_18972_ > 0
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? p_18970_.get(p_18971_).split(p_18972_)
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: ItemStack.EMPTY;
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}
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public static ItemStack takeItem(List<ItemStack> p_18967_, int p_18968_) {
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return p_18968_ >= 0 && p_18968_ < p_18967_.size() ? p_18967_.set(p_18968_, ItemStack.EMPTY) : ItemStack.EMPTY;
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}
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public static CompoundTag saveAllItems(CompoundTag p_18977_, NonNullList<ItemStack> p_18978_, HolderLookup.Provider p_333891_) {
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return saveAllItems(p_18977_, p_18978_, true, p_333891_);
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}
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public static CompoundTag saveAllItems(CompoundTag p_18974_, NonNullList<ItemStack> p_18975_, boolean p_336339_, HolderLookup.Provider p_329730_) {
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ListTag listtag = new ListTag();
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for (int i = 0; i < p_18975_.size(); i++) {
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ItemStack itemstack = p_18975_.get(i);
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if (!itemstack.isEmpty()) {
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CompoundTag compoundtag = new CompoundTag();
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compoundtag.putByte("Slot", (byte)i);
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listtag.add(itemstack.save(p_329730_, compoundtag));
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}
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}
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if (!listtag.isEmpty() || p_336339_) {
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p_18974_.put("Items", listtag);
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}
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return p_18974_;
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}
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public static void loadAllItems(CompoundTag p_18981_, NonNullList<ItemStack> p_18982_, HolderLookup.Provider p_334892_) {
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ListTag listtag = p_18981_.getListOrEmpty("Items");
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for (int i = 0; i < listtag.size(); i++) {
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CompoundTag compoundtag = listtag.getCompoundOrEmpty(i);
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int j = compoundtag.getByteOr("Slot", (byte)0) & 255;
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if (j >= 0 && j < p_18982_.size()) {
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p_18982_.set(j, ItemStack.parse(p_334892_, compoundtag).orElse(ItemStack.EMPTY));
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}
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}
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}
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public static int clearOrCountMatchingItems(Container p_18957_, Predicate<ItemStack> p_18958_, int p_18959_, boolean p_18960_) {
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int i = 0;
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for (int j = 0; j < p_18957_.getContainerSize(); j++) {
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ItemStack itemstack = p_18957_.getItem(j);
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int k = clearOrCountMatchingItems(itemstack, p_18958_, p_18959_ - i, p_18960_);
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if (k > 0 && !p_18960_ && itemstack.isEmpty()) {
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p_18957_.setItem(j, ItemStack.EMPTY);
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}
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i += k;
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}
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return i;
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}
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public static int clearOrCountMatchingItems(ItemStack p_18962_, Predicate<ItemStack> p_18963_, int p_18964_, boolean p_18965_) {
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if (p_18962_.isEmpty() || !p_18963_.test(p_18962_)) {
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return 0;
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} else if (p_18965_) {
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return p_18962_.getCount();
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} else {
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int i = p_18964_ < 0 ? p_18962_.getCount() : Math.min(p_18964_, p_18962_.getCount());
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p_18962_.shrink(i);
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return i;
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}
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}
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}
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