Initial commit

src/main/java/com/github/krzysiek944/mscrole/MSCROLE.java

@@ -0,0 +1,101 @@
+package com.github.krzysiek944.mscrole;
+
+import com.github.krzysiek944.mscrole.commands.MscroleAdminCommand;
+import com.github.krzysiek944.mscrole.commands.MscroleCommand;
+import com.github.krzysiek944.mscrole.listeners.GuiListener;
+import com.github.krzysiek944.mscrole.listeners.PlayerJoinListener;
+import com.github.krzysiek944.mscrole.services.CurrencyManager;
+import com.github.krzysiek944.mscrole.services.ShopManager;
+import com.github.krzysiek944.mscrole.utils.DataManager;
+import com.github.krzysiek944.mscrole.utils.ShopDataManager;
+import com.github.krzysiek944.mscrole.utils.MessageManager;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.bukkit.ChatColor;
+
+import java.util.logging.Logger;
+import java.io.File;
+
+public class MSCROLE extends JavaPlugin {
+
+    private static MSCROLE instance;
+    private CurrencyManager currencyManager;
+    private DataManager dataManager;
+    private ShopManager shopManager;
+    private ShopDataManager shopDataManager;
+    private MessageManager messageManager;
+    private Logger logger = Logger.getLogger("Minecraft");
+
+    @Override
+    public void onEnable() {
+        instance = this;
+        saveDefaultConfig();
+
+        this.dataManager = new DataManager();
+        this.dataManager.saveDefaultConfig();
+        this.currencyManager = new CurrencyManager(dataManager);
+
+        this.shopDataManager = new ShopDataManager();
+        this.shopDataManager.saveDefaultConfig();
+        this.shopManager = new ShopManager(shopDataManager);
+
+        this.messageManager = new MessageManager(this);
+
+        getServer().getPluginManager().registerEvents(new PlayerJoinListener(this), this);
+        getServer().getPluginManager().registerEvents(new GuiListener(), this);
+
+        getCommand("mscroll").setExecutor(new MscroleCommand());
+        getCommand("mscrolladmin").setExecutor(new MscroleAdminCommand());
+
+        getLogger().info("Plugin MSCROLE został włączony!");
+    }
+
+    @Override
+    public void onDisable() {
+        getLogger().info("Plugin MSCROLE został wyłączony!");
+    }
+
+    public String getPrefix() {
+        return ChatColor.translateAlternateColorCodes('&', getConfig().getString("prefix"));
+    }
+
+    public static MSCROLE getInstance() {
+        return instance;
+    }
+
+    public CurrencyManager getCurrencyManager() {
+        return currencyManager;
+    }
+
+    public DataManager getDataManager() {
+        return dataManager;
+    }
+
+    public ShopManager getShopManager() {
+        return shopManager;
+    }
+
+    public ShopDataManager getShopDataManager() {
+        return shopDataManager;
+    }
+
+    public MessageManager getMessageManager() {
+        return messageManager;
+    }
+
+    public void logToFile(String message) {
+        try {
+            File dataFolder = getDataFolder();
+            if (!dataFolder.exists()) {
+                dataFolder.mkdir();
+            }
+            File logFile = new File(getDataFolder(), "logs/currency.log");
+            if (!logFile.exists()) {
+                logFile.getParentFile().mkdirs();
+                logFile.createNewFile();
+            }
+            java.nio.file.Files.write(logFile.toPath(), (new java.text.SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new java.util.Date()) + " " + message + "\n").getBytes(), java.nio.file.StandardOpenOption.APPEND);
+        } catch (java.io.IOException e) {
+            e.printStackTrace();
+        }
+    }
+}

src/main/java/com/github/krzysiek944/mscrole/commands/MscroleAdminCommand.java

@@ -0,0 +1,222 @@
+package com.github.krzysiek944.mscrole.commands;
+
+import com.github.krzysiek944.mscrole.MSCROLE;
+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.configuration.ConfigurationSection;
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class MscroleAdminCommand implements CommandExecutor {
+
+    private final MSCROLE plugin = MSCROLE.getInstance();
+
+    @Override
+    public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
+        if (!sender.hasPermission(plugin.getConfig().getString("permissions.mscroleadmin"))) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("no-permission"));
+            return true;
+        }
+
+        if (args.length == 0) {
+            sendHelp(sender);
+            return true;
+        }
+
+        String subCommand = args[0].toLowerCase();
+
+        switch (subCommand) {
+            case "add":
+                addItem(sender, args);
+                break;
+            case "remove":
+                removeItem(sender, args);
+                break;
+            case "give":
+                giveCurrency(sender, args);
+                break;
+            case "take":
+                takeCurrency(sender, args);
+                break;
+            case "set":
+                setCurrency(sender, args);
+                break;
+            case "list":
+                listItems(sender);
+                break;
+            default:
+                sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("unknown-command"));
+                break;
+        }
+
+        return true;
+    }
+
+    private void sendHelp(CommandSender sender) {
+        sender.sendMessage("");
+        sender.sendMessage(plugin.getMessageManager().getMessage("admin-help-header"));
+        sender.sendMessage(plugin.getMessageManager().getMessage("admin-help-add"));
+        sender.sendMessage(plugin.getMessageManager().getMessage("admin-help-remove"));
+        sender.sendMessage(plugin.getMessageManager().getMessage("admin-help-give"));
+        sender.sendMessage(plugin.getMessageManager().getMessage("admin-help-take"));
+        sender.sendMessage(plugin.getMessageManager().getMessage("admin-help-set"));
+        sender.sendMessage(plugin.getMessageManager().getMessage("admin-help-list"));
+        sender.sendMessage(plugin.getMessageManager().getMessage("admin-help-footer"));
+        sender.sendMessage("");
+    }
+
+    private void addItem(CommandSender sender, String[] args) {
+        if (args.length < 5) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("invalid-usage").replace("{usage}", "/mscrolladmin add <slot> <price> <item> <amount> <commands>"));
+            return;
+        }
+
+        int slot;
+        int price;
+        Material material;
+        int amount = 1;
+        List<String> commands = new ArrayList<>();
+
+        try {
+            slot = Integer.parseInt(args[1]);
+            price = Integer.parseInt(args[2]);
+            material = Material.getMaterial(args[3].toUpperCase());
+            amount = Integer.parseInt(args[4]);
+            for (int i = 5; i < args.length; i++) {
+                commands.add(args[i]);
+            }
+        } catch (NumberFormatException e) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("invalid-amount"));
+            return;
+        }
+
+        if (material == null) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("material-not-found").replace("{material}", args[3]));
+            return;
+        }
+
+        if (slot < 10 || slot > 43) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("invalid-slot"));
+            return;
+        }
+
+        plugin.getShopManager().addItem(slot, price, commands, new ItemStack(material, amount));
+        sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("item-added").replace("{slot}", String.valueOf(slot)).replace("{price}", String.valueOf(price)));
+    }
+
+    private void removeItem(CommandSender sender, String[] args) {
+        if (args.length < 2) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("invalid-usage").replace("{usage}", "/mscrolladmin remove <slot>"));
+            return;
+        }
+
+        int slot;
+        try {
+            slot = Integer.parseInt(args[1]);
+        } catch (NumberFormatException e) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("invalid-slot"));
+            return;
+        }
+
+        plugin.getShopManager().removeItem(slot);
+        sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("item-removed").replace("{slot}", String.valueOf(slot)));
+    }
+
+    private void giveCurrency(CommandSender sender, String[] args) {
+        if (args.length < 3) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("invalid-usage").replace("{usage}", "/mscrolladmin give <player> <amount>"));
+            return;
+        }
+
+        Player target = Bukkit.getPlayer(args[1]);
+        if (target == null) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("player-not-found"));
+            return;
+        }
+
+        int amount;
+        try {
+            amount = Integer.parseInt(args[2]);
+        } catch (NumberFormatException e) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("invalid-amount"));
+            return;
+        }
+
+        plugin.getCurrencyManager().addBalance(target, amount);
+        sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("currency-given").replace("{amount}", String.valueOf(amount)).replace("{receiver}", target.getName()));
+        target.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("currency-received-from-admin").replace("{amount}", String.valueOf(amount)));
+    }
+
+    private void takeCurrency(CommandSender sender, String[] args) {
+        if (args.length < 3) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("invalid-usage").replace("{usage}", "/mscrolladmin take <player> <amount>"));
+            return;
+        }
+
+        Player target = Bukkit.getPlayer(args[1]);
+        if (target == null) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("player-not-found"));
+            return;
+        }
+
+        int amount;
+        try {
+            amount = Integer.parseInt(args[2]);
+        } catch (NumberFormatException e) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("invalid-amount"));
+            return;
+        }
+
+        plugin.getCurrencyManager().subtractBalance(target, amount);
+        sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("currency-taken").replace("{amount}", String.valueOf(amount)).replace("{player}", target.getName()));
+        target.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("currency-taken-by-admin").replace("{amount}", String.valueOf(amount)));
+    }
+
+    private void setCurrency(CommandSender sender, String[] args) {
+        if (args.length < 3) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("invalid-usage").replace("{usage}", "/mscrolladmin set <player> <amount>"));
+            return;
+        }
+
+        Player target = Bukkit.getPlayer(args[1]);
+        if (target == null) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("player-not-found"));
+            return;
+        }
+
+        int amount;
+        try {
+            amount = Integer.parseInt(args[2]);
+        } catch (NumberFormatException e) {
+            sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("invalid-amount"));
+            return;
+        }
+
+        plugin.getCurrencyManager().setBalance(target, amount);
+        sender.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("balance-set").replace("{player}", target.getName()).replace("{amount}", String.valueOf(amount)));
+    }
+
+    private void listItems(CommandSender sender) {
+        sender.sendMessage("");
+        sender.sendMessage(plugin.getMessageManager().getMessage("list-items-header"));
+        ConfigurationSection itemsSection = plugin.getShopManager().getItems();
+        if (itemsSection == null || itemsSection.getKeys(false).isEmpty()) {
+            sender.sendMessage(plugin.getMessageManager().getMessage("shop-empty"));
+        } else {
+            for (String key : itemsSection.getKeys(false)) {
+                int slot = Integer.parseInt(key);
+                int price = itemsSection.getInt(key + ".price");
+                ItemStack item = itemsSection.getItemStack(key + ".item");
+                sender.sendMessage(plugin.getMessageManager().getMessage("list-items-format").replace("{slot}", String.valueOf(slot)).replace("{item}", item.getType().toString()).replace("{price}", String.valueOf(price)).replace("{currency}", plugin.getConfig().getString("currency-name")));
+            }
+        }
+        sender.sendMessage(plugin.getMessageManager().getMessage("list-items-footer"));
+        sender.sendMessage("");
+    }
+}

src/main/java/com/github/krzysiek944/mscrole/commands/MscroleCommand.java

@@ -0,0 +1,130 @@
+package com.github.krzysiek944.mscrole.commands;
+
+import com.github.krzysiek944.mscrole.MSCROLE;
+import com.github.krzysiek944.mscrole.gui.AdminGUI;
+import com.github.krzysiek944.mscrole.gui.ShopGUI;
+import org.bukkit.Bukkit;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+
+public class MscroleCommand implements CommandExecutor {
+
+    private final MSCROLE plugin = MSCROLE.getInstance();
+
+    @Override
+    public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
+        if (!(sender instanceof Player)) {
+            sender.sendMessage(plugin.getMessageManager().getMessage("only-player"));
+            return true;
+        }
+
+        Player player = (Player) sender;
+
+        if (!player.hasPermission(plugin.getConfig().getString("permissions.mscrole"))) {
+            player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("no-permission"));
+            return true;
+        }
+
+        if (args.length == 0) {
+            sendHelp(player);
+            return true;
+        }
+
+        String subCommand = args[0].toLowerCase();
+
+        switch (subCommand) {
+            case "balans":
+            case "balance":
+            case "bal":
+                showBalance(player);
+                break;
+            case "wyslij":
+            case "send":
+            case "pay":
+                sendMoney(player, args);
+                break;
+
+            case "sklep":
+            case "shop":
+                new ShopGUI().openShop(player);
+                break;
+
+            case "admin":
+                if (player.hasPermission(plugin.getConfig().getString("permissions.mscroleadmin"))) {
+                    new AdminGUI().openAdminPanel(player);
+                } else {
+                    player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("no-permission"));
+                }
+                break;
+            default:
+                player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("unknown-command"));
+                break;
+        }
+
+        return true;
+    }
+
+    private void sendHelp(Player player) {
+        player.sendMessage("");
+        player.sendMessage(plugin.getMessageManager().getMessage("help-header"));
+        player.sendMessage(plugin.getMessageManager().getMessage("help-balance"));
+        player.sendMessage(plugin.getMessageManager().getMessage("help-send"));
+        player.sendMessage(plugin.getMessageManager().getMessage("help-shop"));
+        player.sendMessage(plugin.getMessageManager().getMessage("help-admin"));
+        player.sendMessage(plugin.getMessageManager().getMessage("help-footer"));
+        player.sendMessage("");
+    }
+
+    private void showBalance(Player player) {
+        int balance = plugin.getCurrencyManager().getBalance(player);
+        player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("currency-check").replace("{amount}", String.valueOf(balance)));
+    }
+
+    private void sendMoney(Player player, String[] args) {
+        if (args.length < 3) {
+            player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("invalid-usage").replace("{usage}", "/mscroll send <player> <amount>"));
+            return;
+        }
+
+        Player target = Bukkit.getPlayer(args[1]);
+        if (target == null) {
+            player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("player-not-found"));
+            return;
+        }
+
+        if (target == player) {
+            player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("cannot-send-to-self"));
+            return;
+        }
+
+        int amount;
+        try {
+            amount = Integer.parseInt(args[2]);
+        } catch (NumberFormatException e) {
+            player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("invalid-amount"));
+            return;
+        }
+
+        if (amount <= 0) {
+            player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("amount-must-be-positive"));
+            return;
+        }
+
+        int playerBalance = plugin.getCurrencyManager().getBalance(player);
+        if (playerBalance < amount) {
+            player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("not-enough-currency").replace("{amount}", String.valueOf(playerBalance)));
+            return;
+        }
+
+        plugin.getCurrencyManager().subtractBalance(player, amount);
+        plugin.getCurrencyManager().addBalance(target, amount);
+
+        player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("currency-sent").replace("{amount}", String.valueOf(amount)).replace("{receiver}", target.getName()));
+        target.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("currency-received").replace("{amount}", String.valueOf(amount)).replace("{sender}", player.getName()));
+
+        plugin.logToFile("[Currency] " + player.getName() + " sent " + amount + " to " + target.getName());
+    }
+
+}

src/main/java/com/github/krzysiek944/mscrole/gui/AdminGUI.java

@@ -0,0 +1,79 @@
+package com.github.krzysiek944.mscrole.gui;
+
+import org.bukkit.Bukkit;
+import org.bukkit.Material;
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.Inventory;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.ItemMeta;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class AdminGUI {
+
+    public void openAdminPanel(Player player) {
+        Inventory gui = Bukkit.createInventory(null, 27, "§c§lPanel Administratora");
+
+        // Frame
+        ItemStack frame = new ItemStack(Material.RED_STAINED_GLASS_PANE);
+        ItemMeta frameMeta = frame.getItemMeta();
+        frameMeta.setDisplayName(" ");
+        frame.setItemMeta(frameMeta);
+        for (int i = 0; i < 27; i++) {
+            if (i < 9 || i > 17) {
+                gui.setItem(i, frame);
+            }
+        }
+
+        // Options
+        ItemStack addItem = new ItemStack(Material.EMERALD);
+        ItemMeta addItemMeta = addItem.getItemMeta();
+        addItemMeta.setDisplayName("§a§lDodaj Przedmiot");
+        List<String> addItemLore = new ArrayList<>();
+        addItemLore.add("§7Kliknij aby dodać");
+        addItemLore.add("§7przedmiot do sklepu");
+        addItemMeta.setLore(addItemLore);
+        addItem.setItemMeta(addItemMeta);
+        gui.setItem(10, addItem);
+
+        ItemStack giveCurrency = new ItemStack(Material.DIAMOND);
+        ItemMeta giveCurrencyMeta = giveCurrency.getItemMeta();
+        giveCurrencyMeta.setDisplayName("§b§lDaj Walutę");
+        List<String> giveCurrencyLore = new ArrayList<>();
+        giveCurrencyLore.add("§7Kliknij aby dać");
+        giveCurrencyLore.add("§7graczowi MSCROLE");
+        giveCurrencyMeta.setLore(giveCurrencyLore);
+        giveCurrency.setItemMeta(giveCurrencyMeta);
+        gui.setItem(12, giveCurrency);
+
+        ItemStack takeCurrency = new ItemStack(Material.GOLD_INGOT);
+        ItemMeta takeCurrencyMeta = takeCurrency.getItemMeta();
+        takeCurrencyMeta.setDisplayName("§e§lZabierz Walutę");
+        List<String> takeCurrencyLore = new ArrayList<>();
+        takeCurrencyLore.add("§7Kliknij aby zabrać");
+        takeCurrencyLore.add("§7graczowi MSCROLE");
+        takeCurrencyMeta.setLore(takeCurrencyLore);
+        takeCurrency.setItemMeta(takeCurrencyMeta);
+        gui.setItem(14, takeCurrency);
+
+        ItemStack listItems = new ItemStack(Material.PAPER);
+        ItemMeta listItemsMeta = listItems.getItemMeta();
+        listItemsMeta.setDisplayName("§f§lLista Przedmiotów");
+        List<String> listItemsLore = new ArrayList<>();
+        listItemsLore.add("§7Kliknij aby zobaczyć");
+        listItemsLore.add("§7wszystkie przedmioty w sklepie");
+        listItemsMeta.setLore(listItemsLore);
+        listItems.setItemMeta(listItemsMeta);
+        gui.setItem(16, listItems);
+
+        ItemStack closeButton = new ItemStack(Material.BARRIER);
+        ItemMeta closeMeta = closeButton.getItemMeta();
+        closeMeta.setDisplayName("§c§lZamknij");
+        closeMeta.setLore(new ArrayList<>());
+        closeButton.setItemMeta(closeMeta);
+        gui.setItem(22, closeButton);
+
+        player.openInventory(gui);
+    }
+}

src/main/java/com/github/krzysiek944/mscrole/gui/ShopGUI.java

@@ -0,0 +1,133 @@
+package com.github.krzysiek944.mscrole.gui;
+
+import com.github.krzysiek944.mscrole.MSCROLE;
+import org.bukkit.Bukkit;
+import org.bukkit.Material;
+import org.bukkit.configuration.ConfigurationSection;
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.Inventory;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.ItemMeta;
+import org.bukkit.inventory.meta.SkullMeta;
+import org.bukkit.ChatColor;
+
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ShopGUI {
+
+    private final MSCROLE plugin = MSCROLE.getInstance();
+
+    public void openShop(Player player) {
+        Inventory gui = Bukkit.createInventory(null, 54, "§6§lSklep MSCROLE");
+
+        // Decorative frame
+        ItemStack frame = new ItemStack(Material.GRAY_STAINED_GLASS_PANE);
+        ItemMeta frameMeta = frame.getItemMeta();
+        frameMeta.setDisplayName(" ");
+        frame.setItemMeta(frameMeta);
+
+        for (int i : new int[]{0, 1, 2, 3, 5, 6, 7, 8, 45, 46, 47, 48, 50, 51, 52, 53}) {
+            gui.setItem(i, frame);
+        }
+
+        // Balance info
+        ItemStack balanceItem = new ItemStack(Material.PLAYER_HEAD);
+        SkullMeta balanceMeta = (SkullMeta) balanceItem.getItemMeta();
+        balanceMeta.setOwningPlayer(player);
+        balanceMeta.setDisplayName("§e§lTwój Balans");
+        List<String> balanceLore = new ArrayList<>();
+        balanceLore.add("§7Posiadasz: §a" + (int) plugin.getCurrencyManager().getBalance(player) + " MSCROLE");
+        balanceLore.add("");
+        balanceLore.add("§7Kliknij przedmioty poniżej");
+        balanceLore.add("§7aby je kupić!");
+        balanceMeta.setLore(balanceLore);
+        balanceItem.setItemMeta(balanceMeta);
+        gui.setItem(4, balanceItem);
+
+        // Close button
+        ItemStack closeButton = new ItemStack(Material.BARRIER);
+        ItemMeta closeMeta = closeButton.getItemMeta();
+        closeMeta.setDisplayName("§c§lZamknij");
+        List<String> closeLore = new ArrayList<>();
+        closeLore.add("§7Kliknij aby zamknąć sklep");
+        closeMeta.setLore(closeLore);
+        closeButton.setItemMeta(closeMeta);
+        gui.setItem(49, closeButton);
+
+        // Load items
+        ConfigurationSection itemsSection = plugin.getShopManager().getItems();
+        if (itemsSection == null) {
+            ItemStack empty = new ItemStack(Material.BARRIER);
+            ItemMeta emptyMeta = empty.getItemMeta();
+            emptyMeta.setDisplayName("§c§lSklep jest pusty!");
+            List<String> emptyLore = new ArrayList<>();
+            emptyLore.add("§7Administrator nie dodał");
+            emptyLore.add("§7jeszcze żadnych przedmiotów!");
+            emptyMeta.setLore(emptyLore);
+            empty.setItemMeta(emptyMeta);
+            gui.setItem(22, empty);
+        } else {
+            for (String key : itemsSection.getKeys(false)) {
+                int slot = Integer.parseInt(key);
+                ItemStack item = null;
+                ConfigurationSection itemSection = itemsSection.getConfigurationSection(key + ".item");
+
+                if (itemSection != null && itemSection.isString("material")) {
+                    // New format
+                    String materialName = itemSection.getString("material").toUpperCase();
+                    Material material = Material.getMaterial(materialName);
+                    if (material == null) {
+                        plugin.getLogger().warning("Invalid material in shop.yml: " + materialName + " for slot " + key);
+                        continue;
+                    }
+                    int amount = itemSection.getInt("amount", 1);
+                    item = new ItemStack(material, amount);
+                    ItemMeta itemMeta = item.getItemMeta();
+                    if (itemMeta != null) {
+                        if (itemSection.isString("name")) {
+                            itemMeta.setDisplayName(ChatColor.translateAlternateColorCodes('&', itemSection.getString("name")));
+                        }
+                        if (itemSection.isList("lore")) {
+                            List<String> newLore = new ArrayList<>();
+                            for (String line : itemSection.getStringList("lore")) {
+                                newLore.add(ChatColor.translateAlternateColorCodes('&', line));
+                            }
+                            itemMeta.setLore(newLore);
+                        }
+                        item.setItemMeta(itemMeta);
+                    }
+                } else {
+                    // Old format
+                    item = itemsSection.getItemStack(key + ".item");
+                }
+
+                if (item == null) {
+                    plugin.getLogger().warning("Could not load item in shop.yml for slot " + key);
+                    continue;
+                }
+
+                int price = itemsSection.getInt(key + ".price");
+
+                ItemMeta itemMeta = item.getItemMeta();
+                List<String> lore;
+                if (itemMeta.hasLore()) {
+                    lore = itemMeta.getLore();
+                } else {
+                    lore = new ArrayList<>();
+                }
+                lore.add("");
+                lore.add("§7Cena: §e" + price + " MSCROLE");
+                lore.add("");
+                lore.add("§eKliknij aby kupić!");
+                itemMeta.setLore(lore);
+                item.setItemMeta(itemMeta);
+
+                gui.setItem(slot, item);
+            }
+        }
+
+        player.openInventory(gui);
+    }
+}

src/main/java/com/github/krzysiek944/mscrole/listeners/GuiListener.java

@@ -0,0 +1,93 @@
+package com.github.krzysiek944.mscrole.listeners;
+
+import com.github.krzysiek944.mscrole.MSCROLE;
+import org.bukkit.Material;
+import org.bukkit.Sound;
+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.ItemStack;
+
+import java.util.List;
+
+public class GuiListener implements Listener {
+
+    private final MSCROLE plugin = MSCROLE.getInstance();
+
+    @EventHandler
+    public void onInventoryClick(InventoryClickEvent event) {
+        if (event.getView().getTitle().equals("§6§lSklep MSCROLE")) {
+            event.setCancelled(true);
+            Player player = (Player) event.getWhoClicked();
+            ItemStack clickedItem = event.getCurrentItem();
+
+            if (clickedItem == null || clickedItem.getType() == Material.AIR) {
+                return;
+            }
+
+            if (clickedItem.getType() == Material.BARRIER) {
+                player.closeInventory();
+                return;
+            }
+
+            int slot = event.getSlot();
+            int price = plugin.getShopManager().getItems().getInt(slot + ".price");
+            List<String> commands = plugin.getShopManager().getItems().getStringList(slot + ".commands");
+
+            if (price > 0) {
+                int balance = plugin.getCurrencyManager().getBalance(player);
+                if (balance >= price) {
+                    plugin.getCurrencyManager().subtractBalance(player, price);
+                    for (String command : commands) {
+                        plugin.getServer().dispatchCommand(plugin.getServer().getConsoleSender(), command.replace("%player%", player.getName()));
+                    }
+                    player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("item-purchased").replace("{price}", String.valueOf(price)).replace("{currency}", plugin.getConfig().getString("currency-name")));
+                    player.playSound(player.getLocation(), Sound.ENTITY_EXPERIENCE_ORB_PICKUP, 1, 1);
+                } else {
+                    player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("not-enough-currency-shop").replace("{currency}", plugin.getConfig().getString("currency-name")).replace("{price}", String.valueOf(price)));
+                    player.playSound(player.getLocation(), Sound.ENTITY_VILLAGER_NO, 1, 1);
+                }
+            }
+        } else if (event.getView().getTitle().equals("§c§lPanel Administratora")) {
+            event.setCancelled(true);
+            Player player = (Player) event.getWhoClicked();
+            ItemStack clickedItem = event.getCurrentItem();
+
+            if (clickedItem == null || clickedItem.getType() == Material.AIR) {
+                return;
+            }
+
+            player.closeInventory();
+
+            switch (clickedItem.getType()) {
+                case EMERALD:
+                    player.sendMessage("");
+                    player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("admin-add-item-help-header"));
+                    player.sendMessage(plugin.getMessageManager().getMessage("admin-add-item-help-command"));
+                    player.sendMessage("");
+                    player.sendMessage(plugin.getMessageManager().getMessage("admin-add-item-help-example-command"));
+                    player.sendMessage(plugin.getMessageManager().getMessage("admin-add-item-help-example-description"));
+                    player.sendMessage("");
+                    break;
+                case DIAMOND:
+                    player.sendMessage("");
+                    player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("admin-give-currency-help-header"));
+                    player.sendMessage(plugin.getMessageManager().getMessage("admin-give-currency-help-command"));
+                    player.sendMessage("");
+                    break;
+                case GOLD_INGOT:
+                    player.sendMessage("");
+                    player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("admin-take-currency-help-header"));
+                    player.sendMessage(plugin.getMessageManager().getMessage("admin-take-currency-help-command"));
+                    player.sendMessage("");
+                    break;
+                case PAPER:
+                    player.performCommand("mscrolladmin list");
+                    break;
+                case BARRIER:
+                    break;
+            }
+        }
+    }
+}

src/main/java/com/github/krzysiek944/mscrole/listeners/PlayerJoinListener.java

@@ -0,0 +1,26 @@
+package com.github.krzysiek944.mscrole.listeners;
+
+import com.github.krzysiek944.mscrole.MSCROLE;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerJoinEvent;
+
+public class PlayerJoinListener implements Listener {
+
+    private final MSCROLE plugin;
+
+    public PlayerJoinListener(MSCROLE plugin) {
+        this.plugin = plugin;
+    }
+
+    @EventHandler
+    public void onPlayerJoin(PlayerJoinEvent event) {
+        Player player = event.getPlayer();
+        if (!player.hasPlayedBefore()) {
+            int startingBalance = plugin.getConfig().getInt("starting-balance", 1000);
+            plugin.getCurrencyManager().setBalance(player, startingBalance);
+            player.sendMessage(plugin.getPrefix() + plugin.getMessageManager().getMessage("player-join").replace("{player}", player.getName()).replace("{amount}", String.valueOf(startingBalance)));
+        }
+    }
+}

src/main/java/com/github/krzysiek944/mscrole/services/CurrencyManager.java

@@ -0,0 +1,53 @@
+package com.github.krzysiek944.mscrole.services;
+
+import com.github.krzysiek944.mscrole.MSCROLE;
+import com.github.krzysiek944.mscrole.utils.DataManager;
+import org.bukkit.entity.Player;
+
+import java.util.UUID;
+
+public class CurrencyManager {
+
+    private final MSCROLE plugin = MSCROLE.getInstance();
+    private final DataManager dataManager;
+
+    public CurrencyManager(DataManager dataManager) {
+        this.dataManager = dataManager;
+    }
+
+    public int getBalance(Player player) {
+        return getBalance(player.getUniqueId());
+    }
+
+    public int getBalance(UUID uuid) {
+        return dataManager.getConfig().getInt("balances." + uuid.toString(), 0);
+    }
+
+    public void setBalance(Player player, int amount) {
+        setBalance(player.getUniqueId(), amount);
+    }
+
+    public void setBalance(UUID uuid, int amount) {
+        dataManager.getConfig().set("balances." + uuid.toString(), amount);
+        dataManager.saveConfig();
+        plugin.logToFile("[Currency] Set balance of " + uuid.toString() + " to " + amount);
+    }
+
+    public void addBalance(Player player, int amount) {
+        addBalance(player.getUniqueId(), amount);
+    }
+
+    public void addBalance(UUID uuid, int amount) {
+        setBalance(uuid, getBalance(uuid) + amount);
+        plugin.logToFile("[Currency] Added " + amount + " to " + uuid.toString());
+    }
+
+    public void subtractBalance(Player player, int amount) {
+        subtractBalance(player.getUniqueId(), amount);
+    }
+
+    public void subtractBalance(UUID uuid, int amount) {
+        setBalance(uuid, getBalance(uuid) - amount);
+        plugin.logToFile("[Currency] Subtracted " + amount + " from " + uuid.toString());
+    }
+}

src/main/java/com/github/krzysiek944/mscrole/services/ShopManager.java

@@ -0,0 +1,36 @@
+package com.github.krzysiek944.mscrole.services;
+
+import com.github.krzysiek944.mscrole.MSCROLE;
+import com.github.krzysiek944.mscrole.utils.ShopDataManager;
+import org.bukkit.configuration.ConfigurationSection;
+import org.bukkit.inventory.ItemStack;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ShopManager {
+
+    private final MSCROLE plugin = MSCROLE.getInstance();
+    private final ShopDataManager shopDataManager;
+
+    public ShopManager(ShopDataManager shopDataManager) {
+        this.shopDataManager = shopDataManager;
+    }
+
+    public void addItem(int slot, int price, List<String> commands, ItemStack item) {
+        String path = "items." + slot;
+        shopDataManager.getConfig().set(path + ".price", price);
+        shopDataManager.getConfig().set(path + ".commands", commands);
+        shopDataManager.getConfig().set(path + ".item", item);
+        shopDataManager.saveConfig();
+    }
+
+    public void removeItem(int slot) {
+        shopDataManager.getConfig().set("items." + slot, null);
+        shopDataManager.saveConfig();
+    }
+
+    public ConfigurationSection getItems() {
+        return shopDataManager.getConfig().getConfigurationSection("items");
+    }
+}

src/main/java/com/github/krzysiek944/mscrole/utils/DataManager.java

@@ -0,0 +1,49 @@
+package com.github.krzysiek944.mscrole.utils;
+
+import com.github.krzysiek944.mscrole.MSCROLE;
+import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.configuration.file.YamlConfiguration;
+
+import java.io.File;
+import java.io.IOException;
+
+public class DataManager {
+
+    private final MSCROLE plugin = MSCROLE.getInstance();
+    private FileConfiguration dataConfig = null;
+    private File configFile = null;
+
+    public void reloadConfig() {
+        if (configFile == null) {
+            configFile = new File(plugin.getDataFolder(), "data.yml");
+        }
+        dataConfig = YamlConfiguration.loadConfiguration(configFile);
+    }
+
+    public FileConfiguration getConfig() {
+        if (dataConfig == null) {
+            reloadConfig();
+        }
+        return dataConfig;
+    }
+
+    public void saveConfig() {
+        if (dataConfig == null || configFile == null) {
+            return;
+        }
+        try {
+            getConfig().save(configFile);
+        } catch (IOException e) {
+            plugin.getLogger().severe("Could not save config to " + configFile);
+        }
+    }
+
+    public void saveDefaultConfig() {
+        if (configFile == null) {
+            configFile = new File(plugin.getDataFolder(), "data.yml");
+        }
+        if (!configFile.exists()) {
+            plugin.saveResource("data.yml", false);
+        }
+    }
+}

src/main/java/com/github/krzysiek944/mscrole/utils/MessageManager.java

@@ -0,0 +1,37 @@
+package com.github.krzysiek944.mscrole.utils;
+
+import com.github.krzysiek944.mscrole.MSCROLE;
+import org.bukkit.ChatColor;
+import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.configuration.file.YamlConfiguration;
+
+import java.io.File;
+import java.io.IOException;
+
+public class MessageManager {
+
+    private final MSCROLE plugin;
+    private FileConfiguration messageConfig;
+
+    public MessageManager(MSCROLE plugin) {
+        this.plugin = plugin;
+        setupMessages();
+    }
+
+    private void setupMessages() {
+        File messageFile = new File(plugin.getDataFolder(), "message.yml");
+        if (!messageFile.exists()) {
+            plugin.saveResource("message.yml", false);
+        }
+        messageConfig = YamlConfiguration.loadConfiguration(messageFile);
+    }
+
+    public String getMessage(String path) {
+        return ChatColor.translateAlternateColorCodes('&', messageConfig.getString(path, "&cMessage not found: " + path));
+    }
+
+    public void reloadMessages() {
+        File messageFile = new File(plugin.getDataFolder(), "message.yml");
+        messageConfig = YamlConfiguration.loadConfiguration(messageFile);
+    }
+}

src/main/java/com/github/krzysiek944/mscrole/utils/ShopDataManager.java

@@ -0,0 +1,49 @@
+package com.github.krzysiek944.mscrole.utils;
+
+import com.github.krzysiek944.mscrole.MSCROLE;
+import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.configuration.file.YamlConfiguration;
+
+import java.io.File;
+import java.io.IOException;
+
+public class ShopDataManager {
+
+    private final MSCROLE plugin = MSCROLE.getInstance();
+    private FileConfiguration shopConfig = null;
+    private File configFile = null;
+
+    public void reloadConfig() {
+        if (configFile == null) {
+            configFile = new File(plugin.getDataFolder(), "shop.yml");
+        }
+        shopConfig = YamlConfiguration.loadConfiguration(configFile);
+    }
+
+    public FileConfiguration getConfig() {
+        if (shopConfig == null) {
+            reloadConfig();
+        }
+        return shopConfig;
+    }
+
+    public void saveConfig() {
+        if (shopConfig == null || configFile == null) {
+            return;
+        }
+        try {
+            getConfig().save(configFile);
+        } catch (IOException e) {
+            plugin.getLogger().severe("Could not save config to " + configFile);
+        }
+    }
+
+    public void saveDefaultConfig() {
+        if (configFile == null) {
+            configFile = new File(plugin.getDataFolder(), "shop.yml");
+        }
+        if (!configFile.exists()) {
+            plugin.saveResource("shop.yml", false);
+        }
+    }
+}