Halloween

package me.baugh70.pkerb0y.Halloween;

import java.security.Permissions;
import java.util.HashMap;
import java.util.logging.Level;
import java.util.logging.Logger;

import org.bukkit.ChatColor;
import org.bukkit.Material;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.plugin.java.JavaPlugin;
import org.bukkit.Bukkit;
import org.bukkit.inventory.Inventory;
import org.bukkit.inventory.ItemStack;

public class Main extends JavaPlugin {
    Logger logger;
    private Permissions perms = new Permissions();
    ItemStack cake = new ItemStack(Material.CAKE_BLOCK, 15);

    public void onEnable(){
         logger.log(Level.INFO, "Version " + getDescription().getVersion() + " enabled!");
    }
    public void onDisable() {
        this.logger = this.getLogger();
        this.logger.info("Halloween is now disabled.");
    }

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


        if (commandLabel.equalsIgnoreCase("halloween") || commandLabel.equalsIgnoreCase("h")) {
            String halCmd = args[0];
            if (halCmd.equalsIgnoreCase("challenges") || halCmd.equalsIgnoreCase("help") || args.length == 0) {
                player.sendMessage(ChatColor.DARK_AQUA + "Halloween Challenges:");
                player.sendMessage(ChatColor.DARK_GREEN + "Pumpkin Picker: Get 10 pumpkins");
            }else if(args.length > 1){
                player.sendMessage(ChatColor.DARK_RED + "Do /halloween for help!");
            }
            if (halCmd.equalsIgnoreCase("pumpkinpicker")) {
                    player.getInventory().contains(Material.PUMPKIN);
                    player.getInventory().addItem(cake);

            }

        }
        return false;

    }

}