package me.DK23.commands;

import java.util.ArrayList;

import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.player.PlayerJoinEvent;
import org.bukkit.event.player.PlayerQuitEvent;

import com.google.common.base.Joiner;

public class Stafflist implements CommandExecutor, Listener{ //changed class name to Stafflist, please change yours.

	 public ArrayList<String> staff = new ArrayList<String>(); //To stop lag, declare the array list type.

	public void onEnable(){
		Bukkit.getServer().getPluginManager().registerEvents(this, this);
	}

	public void onDisable(){
		staff.clear(); //Stops memory leaks.
	}

	  @EventHandler
	  public void onJoin(PlayerJoinEvent e)
	  {
	    Player p = e.getPlayer();
	    if ((p.hasPermission("dkmc.staff")) && (!this.staff.contains(p.getName()))) {
	      this.staff.add(p.getName());
	    }
	  }


	  @EventHandler
	  public void onQuit(PlayerQuitEvent e)
	  {
	    Player p = e.getPlayer();
		if(staff.contains(p.getName()){ //would throw error if just remove, check if contains.
			this.staff.remove(p.getName());
		}
	  }

	  public boolean onCommand(CommandSender sender, Command cmd, String CommandLabel, String[] args)
	  {
	    String ppl = Integer.toString(Bukkit.getServer().getOnlinePlayers().size());
	    if (cmd.getName().equalsIgnoreCase("list"))
	    {
	      sender.sendMessage(ChatColor.YELLOW + ChatColor.STRIKETHROUGH.toString() + "-----------------------------------------------------");
	      sender.sendMessage(ChatColor.GOLD + "          [" + ChatColor.YELLOW + "DKMC" + ChatColor.GOLD + "]" + ChatColor.WHITE + " There are currently " + ChatColor.GOLD + ppl + ChatColor.WHITE + " players online!");
	      if (this.staff.size() == 0)
	      {
	        sender.sendMessage(ChatColor.WHITE + "There are no staff members online right now :(");
	      }
	      else
	      {
	        sender.sendMessage("");
	        sender.sendMessage(ChatColor.GOLD + "Staff Members: " + ChatColor.WHITE + Joiner.on(", ").join(this.staff));
	      }
		    sender.sendMessage(ChatColor.YELLOW + ChatColor.STRIKETHROUGH.toString() + "-----------------------------------------------------");
		    return true;
	      }

	    return false;
	  }
}