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package gtPlusPlus.preloader.asm;
import java.lang.reflect.Field;
import java.util.*;
import com.google.common.collect.Lists;
import cpw.mods.fml.common.FMLLog;
import cpw.mods.fml.common.Loader;
import cpw.mods.fml.common.registry.GameData;
import gtPlusPlus.core.util.reflect.ReflectionUtils;
import net.minecraft.item.ItemStack;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.oredict.OreDictionary;
@SuppressWarnings("unchecked")
public class Modify_OreDict extends OreDictionary{
static Field stack;
static Field id;
private static Map<Integer, List<Integer>> stackToId; // Calculated from 128 * 0.75
private static List<ArrayList<ItemStack>> idToStack; //ToDo: Unqualify to List when possible {1.8}
static {
try {
stack = ReflectionUtils.getField(OreDictionary.class, "stackToId");
id = ReflectionUtils.getField(OreDictionary.class, "idToStack");
stackToId = (Map<Integer, List<Integer>>) stack.get(OreDictionary.class);
idToStack = (List<ArrayList<ItemStack>>) stack.get(OreDictionary.class);
}
catch (NoSuchFieldException | IllegalArgumentException | IllegalAccessException e) {}
}
//Utils.LOG_INFO("O-"+(byte) nameField.get(clazz) + " | "+newValue);
/**
* Registers a ore item into the dictionary.
* Raises the registerOre function in all registered handlers.
*
* @param name The name of the ore
* @param id The ID of the ore
* @param ore The ore's ItemStack
*/
private static void registerOreImpl(String name, ItemStack ore)
{
if (name == null || name.isEmpty() || "Unknown".equals(name)) return; //prevent bad IDs.
if (ore == null || ore.getItem() == null)
{
FMLLog.bigWarning("Invalid registration attempt for an Ore Dictionary item with name %s has occurred. The registration has been denied to prevent crashes. The mod responsible for the registration needs to correct this.", name);
return; //prevent bad ItemStacks.
}
int oreID = getOreID(name);
// HACK: use the registry name's ID. It is unique and it knows about substitutions. Fallback to a -1 value (what Item.getIDForItem would have returned) in the case where the registry is not aware of the item yet
// IT should be noted that -1 will fail the gate further down, if an entry already exists with value -1 for this name. This is what is broken and being warned about.
// APPARENTLY it's quite common to do this. OreDictionary should be considered alongside Recipes - you can't make them properly until you've registered with the game.
String registryName = ore.getItem().delegate.name();
int hash;
if (registryName == null)
{
FMLLog.bigWarning("A broken ore dictionary registration with name %s has occurred. It adds an item (type: %s) which is currently unknown to the game registry. This dictionary item can only support a single value when"
+ " registered with ores like this, and NO I am not going to turn this spam off. Just register your ore dictionary entries after the GameRegistry.\n"
+ "TO USERS: YES this is a BUG in the mod "+Loader.instance().activeModContainer().getName()+" report it to them!", name, ore.getItem().getClass());
hash = -1;
}
else
{
hash = GameData.getItemRegistry().getId(registryName);
}
if (ore.getItemDamage() != WILDCARD_VALUE)
{
hash |= ((ore.getItemDamage() + 1) << 16); // +1 so 0 is significant
}
//Add things to the baked version, and prevent duplicates
List<Integer> ids = stackToId.get(hash);
if (ids != null && ids.contains(oreID)) return;
if (ids == null)
{
ids = Lists.newArrayList();
stackToId.put(hash, ids);
}
ids.add(oreID);
//Add to the unbaked version
ore = ore.copy();
idToStack.get(oreID).add(ore);
MinecraftForge.EVENT_BUS.post(new OreRegisterEvent(name, ore));
}
}
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