137 lines
4.5 KiB
Java
137 lines
4.5 KiB
Java
package net.minecraft.command;
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import java.util.Collections;
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import java.util.List;
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import javax.annotation.Nullable;
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import net.minecraft.enchantment.Enchantment;
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import net.minecraft.entity.EntityLivingBase;
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import net.minecraft.item.ItemStack;
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import net.minecraft.nbt.NBTTagList;
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import net.minecraft.server.MinecraftServer;
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import net.minecraft.util.math.BlockPos;
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public class CommandEnchant extends CommandBase
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{
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/**
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* Gets the name of the command
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*/
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public String getName()
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{
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return "enchant";
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}
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/**
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* Return the required permission level for this command.
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*/
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public int getRequiredPermissionLevel()
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{
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return 2;
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}
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/**
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* Gets the usage string for the command.
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*/
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public String getUsage(ICommandSender sender)
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{
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return "commands.enchant.usage";
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}
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/**
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* Callback for when the command is executed
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*/
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public void execute(MinecraftServer server, ICommandSender sender, String[] args) throws CommandException
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{
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if (args.length < 2)
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{
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throw new WrongUsageException("commands.enchant.usage", new Object[0]);
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}
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else
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{
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EntityLivingBase entitylivingbase = (EntityLivingBase)getEntity(server, sender, args[0], EntityLivingBase.class);
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sender.setCommandStat(CommandResultStats.Type.AFFECTED_ITEMS, 0);
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Enchantment enchantment;
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try
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{
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enchantment = Enchantment.getEnchantmentByID(parseInt(args[1], 0));
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}
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catch (NumberInvalidException var12)
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{
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enchantment = Enchantment.getEnchantmentByLocation(args[1]);
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}
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if (enchantment == null)
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{
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throw new NumberInvalidException("commands.enchant.notFound", new Object[] {args[1]});
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}
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else
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{
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int i = 1;
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ItemStack itemstack = entitylivingbase.getHeldItemMainhand();
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if (itemstack.isEmpty())
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{
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throw new CommandException("commands.enchant.noItem", new Object[0]);
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}
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else if (!enchantment.canApply(itemstack))
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{
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throw new CommandException("commands.enchant.cantEnchant", new Object[0]);
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}
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else
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{
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if (args.length >= 3)
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{
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i = parseInt(args[2], enchantment.getMinLevel(), enchantment.getMaxLevel());
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}
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if (itemstack.hasTagCompound())
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{
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NBTTagList nbttaglist = itemstack.getEnchantmentTagList();
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for (int j = 0; j < nbttaglist.tagCount(); ++j)
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{
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int k = nbttaglist.getCompoundTagAt(j).getShort("id");
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if (Enchantment.getEnchantmentByID(k) != null)
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{
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Enchantment enchantment1 = Enchantment.getEnchantmentByID(k);
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if (!enchantment.isCompatibleWith(enchantment1))
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{
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throw new CommandException("commands.enchant.cantCombine", new Object[] {enchantment.getTranslatedName(i), enchantment1.getTranslatedName(nbttaglist.getCompoundTagAt(j).getShort("lvl"))});
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}
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}
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}
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}
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itemstack.addEnchantment(enchantment, i);
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notifyCommandListener(sender, this, "commands.enchant.success", new Object[0]);
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sender.setCommandStat(CommandResultStats.Type.AFFECTED_ITEMS, 1);
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}
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}
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}
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}
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/**
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* Get a list of options for when the user presses the TAB key
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*/
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public List<String> getTabCompletions(MinecraftServer server, ICommandSender sender, String[] args, @Nullable BlockPos targetPos)
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{
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if (args.length == 1)
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{
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return getListOfStringsMatchingLastWord(args, server.getOnlinePlayerNames());
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}
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else
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{
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return args.length == 2 ? getListOfStringsMatchingLastWord(args, Enchantment.REGISTRY.getKeys()) : Collections.emptyList();
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}
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}
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/**
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* Return whether the specified command parameter index is a username parameter.
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*/
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public boolean isUsernameIndex(String[] args, int index)
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{
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return index == 0;
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}
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} |