68 lines
1.7 KiB
Java
68 lines
1.7 KiB
Java
package WayofTime.alchemicalWizardry.api.compress;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Map.Entry;
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import net.minecraft.item.ItemStack;
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import net.minecraft.world.World;
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/**
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* A registry aimed to help compress items in an inventory into its compressible form.
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*
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*/
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public class CompressionRegistry
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{
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public static List<CompressionHandler> compressionRegistry = new ArrayList();
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public static Map<ItemStack, Integer> thresholdMap = new HashMap();
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public static void registerHandler(CompressionHandler handler)
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{
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compressionRegistry.add(handler);
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}
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/**
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* Registers an item so that it only compresses while above this threshold
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* @param stack
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* @param threshold
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*/
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public static void registerItemThreshold(ItemStack stack, int threshold)
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{
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thresholdMap.put(stack, new Integer(threshold));
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}
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public static ItemStack compressInventory(ItemStack[] inv, World world)
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{
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for(CompressionHandler handler : compressionRegistry)
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{
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ItemStack stack = handler.compressInventory(inv, world);
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if(stack != null)
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{
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return stack;
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}
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}
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return null;
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}
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public static int getItemThreshold(ItemStack stack)
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{
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for(Entry<ItemStack, Integer> entry : thresholdMap.entrySet())
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{
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if(areItemStacksEqual(entry.getKey(), stack))
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{
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return entry.getValue();
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}
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}
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return 0;
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}
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public static boolean areItemStacksEqual(ItemStack stack, ItemStack compressedStack)
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{
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return stack.isItemEqual(compressedStack) && (stack.getTagCompound() == null ? compressedStack.getTagCompound() == null : stack.getTagCompound().equals(compressedStack.getTagCompound()));
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}
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}
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