net.minecraft.server.CommandHelp Maven / Gradle / Ivy

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package net.minecraft.server;

import java.util.*;

public class CommandHelp extends CommandAbstract {
	
	public CommandHelp() {
	}
	
	public String getCommand() {
		return "help";
	}
	
	public int a() {
		return 0;
	}
	
	public String getUsage(ICommandListener icommandlistener) {
		return "commands.help.usage";
	}
	
	public List b() {
		return Arrays.asList("?");
	}
	
	public void execute(ICommandListener icommandlistener, String[] astring) throws CommandException {
		List list = this.d(icommandlistener);
		boolean flag = true;
		int i = (list.size() - 1) / 7;
		boolean flag1 = false;
		
		int j;
		
		try {
			j = astring.length == 0 ? 0 : a(astring[0], 1, i + 1) - 1;
		} catch (ExceptionInvalidNumber exceptioninvalidnumber) {
			Map map = this.d();
			ICommand icommand = (ICommand) map.get(astring[0]);
			
			if (icommand != null) {
				throw new ExceptionUsage(icommand.getUsage(icommandlistener));
			}
			
			if (MathHelper.a(astring[0], -1) != -1) {
				throw exceptioninvalidnumber;
			}
			
			throw new ExceptionUnknownCommand();
		}
		
		int k = Math.min((j + 1) * 7, list.size());
		ChatMessage chatmessage = new ChatMessage("commands.help.header", Integer.valueOf(j + 1), Integer.valueOf(i + 1));
		
		chatmessage.getChatModifier().setColor(EnumChatFormat.DARK_GREEN);
		icommandlistener.sendMessage(chatmessage);
		
		for (int l = j * 7; l < k; ++l) {
			ICommand icommand1 = (ICommand) list.get(l);
			ChatMessage chatmessage1 = new ChatMessage(icommand1.getUsage(icommandlistener));
			
			chatmessage1.getChatModifier().setChatClickable(new ChatClickable(ChatClickable.EnumClickAction.SUGGEST_COMMAND, "/" + icommand1.getCommand() + " "));
			icommandlistener.sendMessage(chatmessage1);
		}
		
		if (j == 0 && icommandlistener instanceof EntityHuman) {
			ChatMessage chatmessage2 = new ChatMessage("commands.help.footer");
			
			chatmessage2.getChatModifier().setColor(EnumChatFormat.GREEN);
			icommandlistener.sendMessage(chatmessage2);
		}
		
	}
	
	protected List d(ICommandListener icommandlistener) {
		List list = MinecraftServer.getServer().getCommandHandler().a(icommandlistener);
		
		Collections.sort(list);
		return list;
	}
	
	protected Map d() {
		return MinecraftServer.getServer().getCommandHandler().getCommands();
	}
	
	public List tabComplete(ICommandListener icommandlistener, String[] astring, BlockPosition blockposition) {
		if (astring.length == 1) {
			Set set = this.d().keySet();
			
			return a(astring, (String[]) set.toArray(new String[set.size()]));
		} else {
			return null;
		}
	}
}