001    package net.minecraft.src;
002    
003    import java.util.List;
004    import net.minecraft.server.MinecraftServer;
005    
006    public class CommandDifficulty extends CommandBase
007    {
008        private static final String[] field_82365_a = new String[] {"options.difficulty.peaceful", "options.difficulty.easy", "options.difficulty.normal", "options.difficulty.hard"};
009    
010        public String getCommandName()
011        {
012            return "difficulty";
013        }
014    
015        public int func_82362_a()
016        {
017            return 2;
018        }
019    
020        public String getCommandUsage(ICommandSender par1ICommandSender)
021        {
022            return par1ICommandSender.translateString("commands.difficulty.usage", new Object[0]);
023        }
024    
025        public void processCommand(ICommandSender par1ICommandSender, String[] par2ArrayOfStr)
026        {
027            if (par2ArrayOfStr.length > 0)
028            {
029                int var3 = this.func_82364_d(par1ICommandSender, par2ArrayOfStr[0]);
030                MinecraftServer.getServer().setDifficultyForAllWorlds(var3);
031                String var4 = StatCollector.translateToLocal(field_82365_a[var3]);
032                notifyAdmins(par1ICommandSender, 1, "commands.difficulty.success", new Object[] {var4});
033            }
034            else
035            {
036                throw new WrongUsageException("commands.difficulty.usage", new Object[0]);
037            }
038        }
039    
040        protected int func_82364_d(ICommandSender par1ICommandSender, String par2Str)
041        {
042            return !par2Str.equalsIgnoreCase("peaceful") && !par2Str.equalsIgnoreCase("p") ? (!par2Str.equalsIgnoreCase("easy") && !par2Str.equalsIgnoreCase("e") ? (!par2Str.equalsIgnoreCase("normal") && !par2Str.equalsIgnoreCase("n") ? (!par2Str.equalsIgnoreCase("hard") && !par2Str.equalsIgnoreCase("h") ? parseIntBounded(par1ICommandSender, par2Str, 0, 3) : 3) : 2) : 1) : 0;
043        }
044    
045        /**
046         * Adds the strings available in this command to the given list of tab completion options.
047         */
048        public List addTabCompletionOptions(ICommandSender par1ICommandSender, String[] par2ArrayOfStr)
049        {
050            return par2ArrayOfStr.length == 1 ? getListOfStringsMatchingLastWord(par2ArrayOfStr, new String[] {"peaceful", "easy", "normal", "hard"}): null;
051        }
052    }