Bukkit OITC Main Class by DeadEnd78

package me.DeadEnd78.Youtube;

import java.io.File;
import java.util.ArrayList;
import java.util.List;

import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.World;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.configuration.file.YamlConfiguration;
import org.bukkit.entity.Player;
import org.bukkit.plugin.java.JavaPlugin;

public class Main extends JavaPlugin{
  public void onEnable() {
      if (getConfig().getStringList("Arenas") == null) {
          getConfig().set("Arenas", getConfig().getStringList("Arenas").add("Arena1"));
      } else {
          // do something

      }
      getConfig().options().copyDefaults();
      saveConfig();

  }
  public void onDisable() {
      getLogger().info("Disabled V 1.0 of One in the Chamber!");
  }
  ArrayList<String> oitc = new ArrayList<String>();
  // BELOW = COMMANDS


  public boolean onCommand(CommandSender sender, Command cmd, String commandLabel, String[] args) {

        if (sender instanceof Player) {
            Player player = (Player) sender;
            if (commandLabel.equalsIgnoreCase("oitc")) {
            if (args.length > 0) {
                if (args[0].equalsIgnoreCase("join")) {
                    if (!oitc.contains(player.getName())) {
                     if (!args[1].isEmpty()){
                         if (getConfig().getStringList("Arenas").contains(args[1])) {
                        oitc.add(player.getName());
                        int playersNeeded = oitc.size() - 2;
                        player.sendMessage(ChatColor.GOLD + "[OITC]" + ChatColor.GREEN + " You have joined OITC on arena " + args[1] + " Players needed to start: " + playersNeeded);

                        if (oitc.size() >= 2) {
                            start(args[1]);

                        }
                         }
                     } else {
                         player.sendMessage(ChatColor.GOLD + "[OITC]" + ChatColor.GREEN + "Availible Arenas:");
                         List<String> arenas = getConfig().getStringList("Arenas");
                         player.sendMessage(ChatColor.BOLD + "Arenas (in no specific order) " + arenas);
                         player.sendMessage(ChatColor.BOLD + "There are currently " + arenas.size() + " arenas.");



                     }

                    } else { // else for if they are already playing
                        player.sendMessage(ChatColor.GOLD + "[OITC]" + ChatColor.RED + " You are already playing one in the chamber!");
                    }
                }
                if (args[0].equalsIgnoreCase("leave")) {
                    if (oitc.contains(player.getName())) {
                        oitc.remove(player.getName());
                        player.sendMessage("Left One in the Chamber!");
                        // TODO tp to lobby
                    } else { player.sendMessage("Not in a game!"); }
                }
                if (args[0].equalsIgnoreCase("list")) {
                    player.sendMessage("Players: " + oitc.toString());
                    player.sendMessage("Yay.");

                }
                if (args[0].equalsIgnoreCase("create")) {
                    if (args[1] != null) {
                        if (player.getPlayer().isOp() || player.hasPermission("oitc.admin")) {
                            player.sendMessage("Attempting to create arena " + args[1]);
                            if (!getConfig().getStringList("Arenas").contains(args[1])) {
                                getConfig().set("Arenas", getConfig().getStringList("Arenas") + args[1]);
                                player.sendMessage("Arena " + args[1] + " has been created successfully. Please set the spawn points using /oitc edit " + args[1] + " setspawn<1,2,3,4>");
                                Bukkit.getServer().broadcastMessage(ChatColor.GOLD + "One in the chamber arena " + args[1] + " was created by " + player.getName());

                            } else { player.sendMessage("Arena " + args[1] + " already exists. Maybe try " + args[1] + "V2" + " instead?"); }
                        } else { player.sendMessage("Incorrect Permissions.... you don't have oitc.admin or aren't op."); }
                    } else { player.sendMessage("Incorrect Usage: /oitc create <arena>"); }
                }
                if (args[0].equalsIgnoreCase("start")) {
                    if (player.isOp() || player.hasPermission("oitc.admin")) {
                        if (args[1] == null) { player.sendMessage("On what arena? /oitc start <arena>"); } else {
                        if (getConfig().getStringList("Arenas").contains(args[1])) {
                        start(args[1]);
                        player.sendMessage("Game started!");
                        } else { player.sendMessage("That arena does not exist! Availible Arenas: " + getConfig().getStringList("Arenas")); }
                        }
                    }
                }
            }
            } else if (commandLabel.equalsIgnoreCase("oneinthechamber")) {
                player.sendMessage(ChatColor.GOLD + "[OITC]" + ChatColor.RED + " /oitc");
            }
        }
    return false;

  }
private void start(String arenaName) {
    Bukkit.getServer().broadcastMessage("Game of OITC is starting on arena " + arenaName);


}
}