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ItemStackListFactory.java
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ItemStackListFactory.java
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package mezz.jei.plugins.vanilla.ingredients;
import javax.annotation.Nullable;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import com.google.common.collect.HashMultiset;
import com.google.common.collect.Multiset;
import mezz.jei.api.ISubtypeRegistry;
import mezz.jei.config.Config;
import mezz.jei.startup.StackHelper;
import mezz.jei.util.ErrorUtil;
import mezz.jei.util.Log;
import net.minecraft.block.Block;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.init.Items;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.util.NonNullList;
import net.minecraftforge.fluids.Fluid;
import net.minecraftforge.fluids.FluidStack;
import net.minecraftforge.fluids.capability.CapabilityFluidHandler;
import net.minecraftforge.fluids.capability.IFluidHandler;
import net.minecraftforge.fluids.capability.IFluidTankProperties;
import net.minecraftforge.fml.common.registry.ForgeRegistries;
public final class ItemStackListFactory {
private final ISubtypeRegistry subtypeRegistry;
private final Multiset<Item> subtypeCount = HashMultiset.create();
public ItemStackListFactory(ISubtypeRegistry subtypeRegistry) {
this.subtypeRegistry = subtypeRegistry;
}
public List<ItemStack> create(StackHelper stackHelper) {
final List<ItemStack> itemList = new ArrayList<>();
final Set<String> itemNameSet = new HashSet<>();
for (CreativeTabs creativeTab : CreativeTabs.CREATIVE_TAB_ARRAY) {
if (creativeTab == CreativeTabs.field_192395_m) {
continue;
}
NonNullList<ItemStack> creativeTabItemStacks = NonNullList.create();
try {
creativeTab.displayAllRelevantItems(creativeTabItemStacks);
} catch (RuntimeException | LinkageError e) {
Log.error("Creative tab crashed while getting items. Some items from this tab will be missing from the item list. {}", creativeTab, e);
}
for (ItemStack itemStack : creativeTabItemStacks) {
subtypeCount.add(itemStack.getItem());
}
for (ItemStack itemStack : creativeTabItemStacks) {
if (itemStack.isEmpty()) {
Log.error("Found an empty itemStack from creative tab: {}", creativeTab);
} else {
addItemStack(stackHelper, itemStack, itemList, itemNameSet);
}
}
}
for (Block block : ForgeRegistries.BLOCKS) {
addBlockAndSubBlocks(stackHelper, block, itemList, itemNameSet);
}
for (Item item : ForgeRegistries.ITEMS) {
addItemAndSubItems(stackHelper, item, itemList, itemNameSet);
}
return itemList;
}
private void addItemAndSubItems(StackHelper stackHelper, @Nullable Item item, List<ItemStack> itemList, Set<String> itemNameSet) {
if (item == null || item == Items.AIR) {
return;
}
NonNullList<ItemStack> items = stackHelper.getSubtypes(item, 1);
subtypeCount.setCount(item, items.size());
for (ItemStack stack : items) {
addItemStack(stackHelper, stack, itemList, itemNameSet);
}
}
private void addBlockAndSubBlocks(StackHelper stackHelper, @Nullable Block block, List<ItemStack> itemList, Set<String> itemNameSet) {
if (block == null) {
return;
}
Item item = Item.getItemFromBlock(block);
if (item == Items.AIR) {
return;
}
for (CreativeTabs itemTab : item.getCreativeTabs()) {
NonNullList<ItemStack> subBlocks = NonNullList.create();
try {
block.getSubBlocks(itemTab, subBlocks);
} catch (RuntimeException | LinkageError e) {
String itemStackInfo = ErrorUtil.getItemStackInfo(new ItemStack(item));
Log.error("Failed to getSubBlocks {}", itemStackInfo, e);
}
for (ItemStack subBlock : subBlocks) {
if (subBlock == null) {
Log.error("Found null subBlock of {}", block);
} else if (subBlock.isEmpty()) {
Log.error("Found empty subBlock of {}", block);
} else {
addItemStack(stackHelper, subBlock, itemList, itemNameSet);
}
}
}
}
private void addItemStack(StackHelper stackHelper, ItemStack stack, List<ItemStack> itemList, Set<String> itemNameSet) {
Item item = stack.getItem();
if (subtypeCount.count(item) >= Config.getMaxSubtypes()) {
return;
}
String itemKey = null;
try {
addFallbackSubtypeInterpreter(stack);
itemKey = stackHelper.getUniqueIdentifierForStack(stack, StackHelper.UidMode.FULL);
} catch (RuntimeException | LinkageError e) {
String stackInfo = ErrorUtil.getItemStackInfo(stack);
Log.error("Couldn't get unique name for itemStack {}", stackInfo, e);
}
if (itemKey != null) {
if (itemNameSet.contains(itemKey)) {
return;
}
itemNameSet.add(itemKey);
itemList.add(stack);
}
}
private void addFallbackSubtypeInterpreter(ItemStack itemStack) {
if (!this.subtypeRegistry.hasSubtypeInterpreter(itemStack)) {
if (itemStack.hasCapability(CapabilityFluidHandler.FLUID_HANDLER_ITEM_CAPABILITY, null)) {
this.subtypeRegistry.registerSubtypeInterpreter(itemStack.getItem(), FluidSubtypeInterpreter.INSTANCE);
}
}
}
private static class FluidSubtypeInterpreter implements ISubtypeRegistry.ISubtypeInterpreter {
public static final FluidSubtypeInterpreter INSTANCE = new FluidSubtypeInterpreter();
private FluidSubtypeInterpreter() {
}
@Nullable
@Override
public String getSubtypeInfo(ItemStack itemStack) {
if (itemStack.hasCapability(CapabilityFluidHandler.FLUID_HANDLER_ITEM_CAPABILITY, null)) {
IFluidHandler capability = itemStack.getCapability(CapabilityFluidHandler.FLUID_HANDLER_ITEM_CAPABILITY, null);
if (capability != null) {
IFluidTankProperties[] tankPropertiesList = capability.getTankProperties();
StringBuilder info = new StringBuilder();
for (IFluidTankProperties tankProperties : tankPropertiesList) {
String contentsName = getContentsName(tankProperties);
if (contentsName != null) {
info.append(contentsName).append(";");
} else {
info.append("empty").append(";");
}
}
if (info.length() > 0) {
if (itemStack.getHasSubtypes()) {
info.append("m=").append(itemStack.getMetadata());
}
return info.toString();
}
}
}
return null;
}
@Nullable
private static String getContentsName(IFluidTankProperties fluidTankProperties) {
FluidStack contents = fluidTankProperties.getContents();
if (contents != null) {
Fluid fluid = contents.getFluid();
if (fluid != null) {
return fluid.getName();
}
}
return null;
}
}
}