extras/src/main/java/pw/kaboom/extras/commands/CommandUsername.java

package pw.kaboom.extras;

import org.bukkit.ChatColor;

import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.command.ConsoleCommandSender;

import org.bukkit.entity.Player;

class CommandUsername implements CommandExecutor {
	public boolean onCommand(CommandSender sender, Command command, String label, final String[] args) {
		if (sender instanceof ConsoleCommandSender) {
			sender.sendMessage("Command has to be run by a player");
		} else {
			final Player player = (Player) sender;
		
			if (args.length == 0) {
				player.sendMessage(ChatColor.RED + "Usage: /" + label + " <username>");
			} else if (!Main.skinInProgress.contains(player.getUniqueId())) {
				final String nameColor = ChatColor.translateAlternateColorCodes('&', String.join(" ", args));
				final String name = nameColor.substring(0, Math.min(16, nameColor.length()));
				final boolean shouldChangeUsername = true;
				final boolean shouldSendMessage = true;
				
				SkinDownloader skinDownloader = new SkinDownloader();
				skinDownloader.applySkin(player, name, shouldChangeUsername, shouldSendMessage);
			} else {
				player.sendMessage("Your username is already being changed. Please wait a few seconds.");
			}
		}
		return true;
	}
}