Gamble

package me.pommeskiwi.command;

import java.util.ArrayList;
import java.util.List;
import java.util.Random;
import java.util.concurrent.ThreadLocalRandom;

import org.bukkit.Bukkit;
import org.bukkit.Material;
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.inventory.InventoryClickEvent;
import org.bukkit.inventory.Inventory;
import org.bukkit.inventory.ItemStack;
import org.bukkit.inventory.meta.ItemMeta;
import org.bukkit.scheduler.BukkitRunnable;

import me.pommeskiwi.main.Main;

public class Gamble implements CommandExecutor, Listener{

	@SuppressWarnings("unused")
	private Main main;

	@SuppressWarnings("unused")
	private Main plugin;


	  public List<Inventory> invs = new ArrayList<Inventory>();
	  public ItemStack[] contents;
	  public int itemIndex = 0;

	public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args) {
		if(label.equalsIgnoreCase("spin")) {
			if(!(sender instanceof Player)){
				sender.sendMessage("Kein Glücksspiel für die Konsole :(");

			}
			Player player = (Player) sender;
			ItemStack fee = new ItemStack(Material.DIAMOND);
			fee.setAmount(10);
			if (player.getInventory().getItemInMainHand().getType().equals(Material.DIAMOND) && player.getInventory().getItemInMainHand().getAmount() >= 3){
				player.getInventory().removeItem(fee);
				//dreh die GUI !!
				spin(player);
				return true;
			}
			player.sendMessage("§7Du benötigst §l§910 Diamanten§7, um zu spielen");
			return true;





		}

		return false;

	}
	public void shuffle(Inventory inv){
		if(contents == null){
			ItemStack[] items = new ItemStack[32];
			//Normal Gewinn
			items[0] = new ItemStack(Material.DIRT, 32);
			items[1] = new ItemStack(Material.EGG, 16);
			items[2] = new ItemStack(Material.APPLE, 64);
			items[3] = new ItemStack(Material.GLASS, 32);
			items[4] = new ItemStack(Material.JUNGLE_WOOD, 25);
			items[5] = new ItemStack(Material.CACTUS, 3);
			items[6] = new ItemStack(Material.HONEY_BOTTLE, 2);
			items[7] = new ItemStack(Material.ARROW, 12);
			items[8] = new ItemStack(Material.IRON_NUGGET, 30);
			items[9] = new ItemStack(Material.CAKE, 2);
			items[10] = new ItemStack(Material.STICK, 34);
			items[11] = new ItemStack(Material.SUNFLOWER, 11);
			items[12] = new ItemStack(Material.BREAD, 45);
			items[13] = new ItemStack(Material.SEAGRASS, 32);
			items[14] = new ItemStack(Material.RED_TULIP, 64);
			items[15] = new ItemStack(Material.YELLOW_STAINED_GLASS,23);
			//Selten Gewinn
			items[16] = new ItemStack(Material.ICE, 2);
			items[17] = new ItemStack(Material.WET_SPONGE, 5);
			items[18] = new ItemStack(Material.BEE_SPAWN_EGG, 2);
			items[19] = new ItemStack(Material.BEE_NEST, 2);
			items[20] = new ItemStack(Material.DISPENSER, 1);
			items[21] = new ItemStack(Material.BLUE_SHULKER_BOX, 1);
			//EPIC Gewinn
			items[22] = new ItemStack(Material.DIAMOND, 10);
			items[23] = new ItemStack(Material.COW_SPAWN_EGG, 4);
			items[24] = new ItemStack(Material.SHEEP_SPAWN_EGG, 4);
			items[25] = new ItemStack(Material.PIG_SPAWN_EGG, 4);
			items[26] = new ItemStack(Material.SPAWNER, 1);
			//Extream Gewinn
			items[27] = new ItemStack(Material.ELYTRA, 1);
			items[28] = new ItemStack(Material.GOLDEN_APPLE, 4);
			items[29] = new ItemStack(Material.NETHER_STAR, 2);
			items[30] = new ItemStack(Material.EXPERIENCE_BOTTLE, 10);
			items[31] = new ItemStack(Material.NOTE_BLOCK, 1);


			contents = items;
		}
		int startingIndex = ThreadLocalRandom.current().nextInt(contents.length);

		for (int index = 0; index < startingIndex; index++){
			for(int itemstacks = 9; itemstacks < 18; itemstacks++){
				inv.setItem(itemstacks, contents[(itemstacks + itemIndex)% contents.length]);
			}
			itemIndex++;
		}
		//Customsize
		ItemStack item = new ItemStack(Material.HOPPER);
		ItemMeta meta = item.getItemMeta();
		meta.setDisplayName("§7§l|");
		item.setItemMeta(meta);
		inv.setItem(4, item);

		ItemStack randItem = new ItemStack(Material.GRAY_STAINED_GLASS_PANE);
		ItemMeta randMeta = randItem.getItemMeta();
		randMeta.setDisplayName("§7 ");
		randItem.setItemMeta(randMeta);
		inv.setItem(0, randItem);
		inv.setItem(1, randItem);
		inv.setItem(2, randItem);
		inv.setItem(3, randItem);
		inv.setItem(5, randItem);
		inv.setItem(6, randItem);
		inv.setItem(7, randItem);
		inv.setItem(8, randItem);
		inv.setItem(18, randItem);
		inv.setItem(19, randItem);
		inv.setItem(20, randItem);
		inv.setItem(21, randItem);
		inv.setItem(22, randItem);
		inv.setItem(23, randItem);
		inv.setItem(24, randItem);
		inv.setItem(25, randItem);
		inv.setItem(26, randItem);





	}


	public void spin(final Player player){
		Inventory inv = Bukkit.createInventory(null, 27, "§e§lViel Glück!");
		shuffle(inv);
		invs.add(inv);
		player.openInventory(inv);

		Random r = new Random();
		double seconds = 7.0 + (12.0 - 7.0) * r.nextDouble();

		new BukkitRunnable(){
			double delay = 0;
			int ticks = 0;
			boolean done = false;

			public void run(){
				if(done)
					return;
				ticks++;
				delay += 1 / (20 *seconds);
				if(ticks > delay *10){
					ticks = 0;

					for(int itemstacks = 9; itemstacks < 18; itemstacks++)
						inv.setItem(itemstacks,contents[(itemstacks + itemIndex)% contents.length]);

					itemIndex++;

					if(delay >= .5){
						done = true;
						new BukkitRunnable(){
							public void run(){
								ItemStack item = inv.getItem(13);
								player.getInventory().addItem(item);
								player.updateInventory();
								player.closeInventory();
								cancel();


							}
						}.runTaskLater(Main.getPlugin(Main.class), 50);
                        cancel();
                    }
                }
            }
        }.runTaskTimer(Main.getPlugin(Main.class), 0, 1);
    }

	@EventHandler
	public void onClick(InventoryClickEvent event){
		if(!invs.contains(event.getInventory()))
			return;

		event.setCancelled(true);
		return;

	}


}