src/main/java/net/tylermurphy/Minecraft/Command/CommandHandler.java


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package net.tylermurphy.Minecraft.Command;

import net.tylermurphy.Minecraft.Command.Commands.Teleport;

import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.regex.Pattern;


public class CommandHandler {

	public final static Map<String, ICommand> REGISTER = new HashMap<>();
	
	public static void registerCommands() {
		register(new Teleport());
	}
	
	private static void register(ICommand command) {
        if (!REGISTER.containsKey(command.getInvoke())) {
        	REGISTER.put(command.getInvoke().toLowerCase(), command);
        }
	}
	
	public static void handleCommand(String text) {
		final String[] split = text.replaceFirst(
                "(?i)" + Pattern.quote("/"), "").split("\\s+");
        final String invoke = split[0].toLowerCase();
        if(REGISTER.containsKey(invoke)) {
        	ICommand command = REGISTER.get(invoke);
        	final List<String> args = Arrays.asList(split).subList(1, split.length);
        	command.invoke(args);
        }
	}
	
}