added custom shit and fixed the double chest issue. and the setup sign issue

src/main/java/party/cybsec/oyeshops/command/AdminCommands.java

@@ -13,6 +13,7 @@ import party.cybsec.oyeshops.model.Shop;
 import party.cybsec.oyeshops.permission.PermissionManager;
 import party.cybsec.oyeshops.gui.HelpBook;
 import party.cybsec.oyeshops.gui.SetupDialog;
+import party.cybsec.oyeshops.gui.ConfigDialog;
 import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
 import org.bukkit.block.data.type.WallSign;
@@ -48,6 +49,7 @@ public class AdminCommands implements CommandExecutor, TabCompleter {
             case "info" -> handleInfo(sender);
             case "help" -> handleHelp(sender);
             case "setup" -> handleSetup(sender);
+            case "config" -> handleConfig(sender);
             case "reload" -> handleReload(sender);
             case "inspect", "i" -> handleInspect(sender);
             case "spoof", "s" -> handleSpoof(sender);
@@ -65,6 +67,8 @@ public class AdminCommands implements CommandExecutor, TabCompleter {
                 .append(Component.text(" - open interactive guide", NamedTextColor.GRAY)));
         sender.sendMessage(Component.text("/oyeshops setup", NamedTextColor.YELLOW)
                 .append(Component.text(" - open shop wizard", NamedTextColor.GRAY)));
+        sender.sendMessage(Component.text("/oyeshops config", NamedTextColor.YELLOW)
+                .append(Component.text(" - configure looking shop", NamedTextColor.GRAY)));
         sender.sendMessage(Component.text("/oyeshops on", NamedTextColor.YELLOW)
                 .append(Component.text(" - enable shop creation", NamedTextColor.GRAY)));
         sender.sendMessage(Component.text("/oyeshops off", NamedTextColor.YELLOW)
@@ -373,7 +377,7 @@ public class AdminCommands implements CommandExecutor, TabCompleter {
         List<String> completions = new ArrayList<>();
         if (args.length == 1) {
             List<String> subCommands = new ArrayList<>(
-                    List.of("help", "setup", "on", "off", "toggle", "notify", "info", "enable", "disable"));
+                    List.of("help", "setup", "config", "on", "off", "toggle", "notify", "info", "enable", "disable"));
             if (PermissionManager.isAdmin(sender)) {
                 subCommands.addAll(List.of("reload", "inspect", "spoof", "unregister"));
             }
@@ -435,4 +439,37 @@ public class AdminCommands implements CommandExecutor, TabCompleter {
 
         SetupDialog.open(player, block, plugin);
     }
+
+    private void handleConfig(CommandSender sender) {
+        if (!(sender instanceof Player player)) {
+            sender.sendMessage(Component.text("players only", NamedTextColor.RED));
+            return;
+        }
+
+        Block block = player.getTargetBlockExact(5);
+        if (block == null) {
+            player.sendMessage(Component.text("you must look at a shop sign or its container", NamedTextColor.RED));
+            return;
+        }
+
+        Shop shop = null;
+        if (block.getBlockData() instanceof WallSign) {
+            shop = plugin.getShopRegistry().getShop(block.getLocation());
+        } else if (party.cybsec.oyeshops.listener.ShopActivationListener.isContainer(block.getType())) {
+            // try to find shop on any of the adjacent wall signs
+            shop = plugin.getShopRegistry().getShopByContainer(block);
+        }
+
+        if (shop == null) {
+            player.sendMessage(Component.text("that is not a part of any shop", NamedTextColor.RED));
+            return;
+        }
+
+        if (!shop.getOwner().equals(player.getUniqueId()) && !PermissionManager.isAdmin(player)) {
+            player.sendMessage(Component.text("you do not own this shop", NamedTextColor.RED));
+            return;
+        }
+
+        ConfigDialog.open(player, shop, plugin);
+    }
 }

src/main/java/party/cybsec/oyeshops/config/ConfigManager.java

@@ -1,16 +1,16 @@
 package party.cybsec.oyeshops.config;
 
 import org.bukkit.configuration.file.FileConfiguration;
-import org.bukkit.plugin.Plugin;
+import party.cybsec.oyeshops.OyeShopsPlugin;
 
 /**
- * configuration loading and management
+ * manages plugin configuration
  */
 public class ConfigManager {
-    private final Plugin plugin;
+    private final OyeShopsPlugin plugin;
     private FileConfiguration config;
 
-    public ConfigManager(Plugin plugin) {
+    public ConfigManager(OyeShopsPlugin plugin) {
         this.plugin = plugin;
         reload();
     }
@@ -18,26 +18,23 @@ public class ConfigManager {
     public void reload() {
         plugin.saveDefaultConfig();
         plugin.reloadConfig();
-        this.config = plugin.getConfig();
-    }
-
-    public boolean isAllowProductOutput() {
-        return config.getBoolean("hoppers.allow-product-output", true);
-    }
-
-    public boolean isBlockPriceInput() {
-        return config.getBoolean("hoppers.block-price-input", true);
-    }
-
-    public int getMaxTransactionsPerShop() {
-        return config.getInt("history.max-transactions-per-shop", 100);
-    }
-
-    public boolean isAutoPrune() {
-        return config.getBoolean("history.auto-prune", true);
+        config = plugin.getConfig();
     }
 
     public FileConfiguration getConfig() {
         return config;
     }
+
+    public void save() {
+        plugin.saveConfig();
+    }
+
+    // transaction settings
+    public boolean isAutoPrune() {
+        return config.getBoolean("transactions.auto-prune", false);
+    }
+
+    public int getMaxTransactionsPerShop() {
+        return config.getInt("transactions.max-per-shop", 100);
+    }
 }

src/main/java/party/cybsec/oyeshops/database/DatabaseManager.java

@@ -93,6 +93,25 @@ public class DatabaseManager {
                 stmt.execute("alter table shops add column created_at integer not null default 0");
             } catch (SQLException ignored) {
             }
+            try {
+                stmt.execute("alter table shops add column merchant_ui boolean not null default false");
+            } catch (SQLException ignored) {
+            }
+
+            try {
+                stmt.execute("alter table shops add column cosmetic_sign boolean not null default false");
+            } catch (SQLException ignored) {
+            }
+
+            try {
+                stmt.execute("alter table shops add column custom_title text");
+            } catch (SQLException ignored) {
+            }
+
+            try {
+                stmt.execute("alter table shops add column disc text");
+            } catch (SQLException ignored) {
+            }
 
             // indexes
             stmt.execute("""

src/main/java/party/cybsec/oyeshops/database/ShopRepository.java

@@ -29,8 +29,9 @@ public class ShopRepository {
         String sql = """
                     insert into shops (world_uuid, sign_x, sign_y, sign_z, owner_uuid,
                                       price_item, price_quantity, product_item, product_quantity,
-                                      owed_amount, enabled, created_at)
-                    values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+                                      owed_amount, enabled, created_at, custom_title,
+                                      cosmetic_sign, disc)
+                    values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
                 """;
 
         try (PreparedStatement stmt = dbManager.getConnection().prepareStatement(sql,
@@ -48,6 +49,9 @@ public class ShopRepository {
             stmt.setInt(10, shop.getOwedAmount());
             stmt.setBoolean(11, shop.isEnabled());
             stmt.setLong(12, shop.getCreatedAt());
+            stmt.setString(13, shop.getCustomTitle());
+            stmt.setBoolean(14, shop.isCosmeticSign());
+            stmt.setString(15, shop.getDisc());
 
             stmt.executeUpdate();
 
@@ -166,6 +170,23 @@ public class ShopRepository {
         }
     }
 
+    /**
+     * update shop configuration fields
+     */
+    public void updateShopConfig(Shop shop) throws SQLException {
+        String sql = """
+                    update shops set custom_title = ?, disc = ?
+                    where shop_id = ?
+                """;
+
+        try (PreparedStatement stmt = dbManager.getConnection().prepareStatement(sql)) {
+            stmt.setString(1, shop.getCustomTitle());
+            stmt.setString(2, shop.getDisc());
+            stmt.setInt(3, shop.getId());
+            stmt.executeUpdate();
+        }
+    }
+
     /**
      * delete shop
      */
@@ -247,6 +268,9 @@ public class ShopRepository {
         int owedAmount = rs.getInt("owed_amount");
         boolean enabled = rs.getBoolean("enabled");
         long createdAt = rs.getLong("created_at");
+        String customTitle = rs.getString("custom_title");
+        boolean cosmeticSign = rs.getBoolean("cosmetic_sign");
+        String disc = rs.getString("disc");
 
         World world = Bukkit.getWorld(worldUuid);
         if (world == null) {
@@ -256,6 +280,8 @@ public class ShopRepository {
         Location location = new Location(world, x, y, z);
         Trade trade = new Trade(priceItem, priceQty, productItem, productQty);
 
-        return new Shop(id, location, ownerUuid, trade, owedAmount, enabled, createdAt);
+        return new Shop(id, location, ownerUuid, trade, owedAmount, enabled, createdAt,
+                customTitle, cosmeticSign, disc);
     }
+
 }

src/main/java/party/cybsec/oyeshops/gui/ConfigDialog.java

@@ -0,0 +1,95 @@
+package party.cybsec.oyeshops.gui;
+
+import io.papermc.paper.dialog.Dialog;
+import io.papermc.paper.registry.data.dialog.DialogBase;
+import io.papermc.paper.registry.data.dialog.ActionButton;
+import io.papermc.paper.registry.data.dialog.type.DialogType;
+import io.papermc.paper.registry.data.dialog.action.DialogAction;
+import io.papermc.paper.registry.data.dialog.input.DialogInput;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.event.ClickCallback;
+import net.kyori.adventure.text.format.NamedTextColor;
+import net.kyori.adventure.text.format.TextColor;
+import org.bukkit.entity.Player;
+import party.cybsec.oyeshops.OyeShopsPlugin;
+import party.cybsec.oyeshops.model.Shop;
+
+import java.sql.SQLException;
+import java.util.List;
+import java.util.Set;
+
+/**
+ * config dialog for shop settings
+ */
+public class ConfigDialog {
+
+    // valid disc names
+    private static final Set<String> VALID_DISCS = Set.of(
+            "none", "blocks", "chirp", "far", "mall", "mellohi", "stal", "strad", "ward", "wait");
+
+    /**
+     * open config dialog for a specific shop
+     */
+    public static void open(Player player, Shop shop, OyeShopsPlugin plugin) {
+        Dialog dialog = Dialog.create(builder -> builder.empty()
+                .base(DialogBase.builder(Component.text("shop #" + shop.getId() + " config", NamedTextColor.GOLD))
+                        .inputs(List.of(
+                                DialogInput.text("custom_title",
+                                        Component.text("custom title (optional)", NamedTextColor.YELLOW))
+                                        .initial(shop.getCustomTitle() != null ? shop.getCustomTitle() : "")
+                                        .build(),
+                                DialogInput.text("disc",
+                                        Component.text(
+                                                "music disc: none/blocks/chirp/far/mall/mellohi/stal/strad/ward/wait",
+                                                NamedTextColor.AQUA))
+                                        .initial(shop.getDisc() != null ? shop.getDisc() : "none")
+                                        .build()))
+                        .build())
+                .type(DialogType.confirmation(
+                        ActionButton.builder(Component.text("save", TextColor.color(0xB0FFA0)))
+                                .tooltip(Component.text("save configuration"))
+                                .action(DialogAction.customClick((view, audience) -> {
+                                    Player p = (Player) audience;
+                                    String title = view.getText("custom_title");
+                                    String disc = view.getText("disc");
+
+                                    // validate disc
+                                    disc = disc.toLowerCase().trim();
+                                    if (!disc.isEmpty() && !VALID_DISCS.contains(disc)) {
+                                        p.sendMessage(Component.text("invalid disc: " + disc
+                                                + ". valid options: none, blocks, chirp, far, mall, mellohi, stal, strad, ward, wait",
+                                                NamedTextColor.RED));
+                                        open(p, shop, plugin); // reopen dialog
+                                        return;
+                                    }
+
+                                    shop.setCustomTitle(title.isEmpty() ? null : title);
+                                    shop.setDisc(disc.isEmpty() || disc.equals("none") ? null : disc);
+
+                                    plugin.getServer().getScheduler().runTaskAsynchronously(plugin, () -> {
+                                        try {
+                                            plugin.getShopRepository().updateShopConfig(shop);
+                                            plugin.getServer().getScheduler().runTask(plugin, () -> {
+                                                p.sendMessage(
+                                                        Component.text("shop config saved", NamedTextColor.GREEN));
+                                            });
+                                        } catch (SQLException e) {
+                                            plugin.getServer().getScheduler().runTask(plugin, () -> {
+                                                p.sendMessage(Component.text("database error", NamedTextColor.RED));
+                                            });
+                                            e.printStackTrace();
+                                        }
+                                    });
+                                }, ClickCallback.Options.builder().uses(1).build()))
+                                .build(),
+                        ActionButton.builder(Component.text("cancel", TextColor.color(0xFFA0B1)))
+                                .tooltip(Component.text("discard changes"))
+                                .action(DialogAction.customClick((view, audience) -> {
+                                    ((Player) audience)
+                                            .sendMessage(Component.text("config cancelled", NamedTextColor.YELLOW));
+                                }, ClickCallback.Options.builder().build()))
+                                .build())));
+
+        player.showDialog(dialog);
+    }
+}

src/main/java/party/cybsec/oyeshops/gui/HelpBook.java

@@ -2,8 +2,6 @@ package party.cybsec.oyeshops.gui;
 
 import net.kyori.adventure.inventory.Book;
 import net.kyori.adventure.text.Component;
-import net.kyori.adventure.text.event.ClickEvent;
-import net.kyori.adventure.text.event.HoverEvent;
 import net.kyori.adventure.text.format.NamedTextColor;
 import net.kyori.adventure.text.format.TextDecoration;
 import org.bukkit.entity.Player;
@@ -32,10 +30,7 @@ public class HelpBook {
                                 .append(Component.text("steps to start:", NamedTextColor.GRAY))
                                 .append(Component.newline())
                                 .append(Component.text("1. type ", NamedTextColor.BLACK))
-                                .append(Component.text("/oyes on", NamedTextColor.BLUE)
-                                                .clickEvent(ClickEvent.runCommand("/oyes on"))
-                                                .hoverEvent(HoverEvent.showText(Component.text("click to enable shops",
-                                                                NamedTextColor.GRAY))))
+                                .append(Component.text("/oyes on", NamedTextColor.BLUE))
                                 .append(Component.newline())
                                 .append(Component.text("2. place a chest", NamedTextColor.BLACK))
                                 .append(Component.newline())
@@ -53,10 +48,7 @@ public class HelpBook {
                                 .append(Component.text("1. look at a sign", NamedTextColor.GRAY))
                                 .append(Component.newline())
                                 .append(Component.text("2. type ", NamedTextColor.GRAY))
-                                .append(Component.text("/oyes setup", NamedTextColor.BLUE)
-                                                .clickEvent(ClickEvent.runCommand("/oyes setup"))
-                                                .hoverEvent(HoverEvent.showText(Component.text("click to start wizard",
-                                                                NamedTextColor.GRAY))))
+                                .append(Component.text("/oyes setup", NamedTextColor.BLUE))
                                 .append(Component.newline())
                                 .append(Component.newline())
                                 .append(Component.text("...or turn the page", NamedTextColor.DARK_GRAY))
@@ -150,18 +142,12 @@ public class HelpBook {
                                 .append(Component.text("commands", NamedTextColor.GOLD, TextDecoration.BOLD))
                                 .append(Component.newline())
                                 .append(Component.newline())
-                                .append(Component.text("/oyes notify", NamedTextColor.BLUE)
-                                                .clickEvent(ClickEvent.runCommand("/oyes notify"))
-                                                .hoverEvent(HoverEvent.showText(Component.text("click to toggle alerts",
-                                                                NamedTextColor.GRAY))))
+                                .append(Component.text("/oyes notify", NamedTextColor.BLUE))
                                 .append(Component.newline())
                                 .append(Component.text("get low stock alerts.", NamedTextColor.DARK_GRAY))
                                 .append(Component.newline())
                                 .append(Component.newline())
-                                .append(Component.text("/oyes info", NamedTextColor.BLUE)
-                                                .clickEvent(ClickEvent.runCommand("/oyes info"))
-                                                .hoverEvent(HoverEvent.showText(
-                                                                Component.text("click for info", NamedTextColor.GRAY))))
+                                .append(Component.text("/oyes info", NamedTextColor.BLUE))
                                 .append(Component.newline())
                                 .append(Component.text("plugin info.", NamedTextColor.DARK_GRAY))
                                 .build());

src/main/java/party/cybsec/oyeshops/gui/SetupDialog.java

@@ -30,11 +30,11 @@ public class SetupDialog {
                                                 .inputs(List.of(
                                                                 // product (selling)
                                                                 DialogInput.text("product_item",
-                                                                                Component.text("what are you selling? (e.g. oak log)",
+                                                                                Component.text("selling what? (e.g. dirt)",
                                                                                                 NamedTextColor.YELLOW))
                                                                                 .build(),
                                                                 DialogInput.text("product_qty",
-                                                                                Component.text("how many per purchase? (e.g. 64)",
+                                                                                Component.text("how many? (e.g. 1)",
                                                                                                 NamedTextColor.YELLOW))
                                                                                 .initial("1")
                                                                                 .build(),
@@ -48,6 +48,15 @@ public class SetupDialog {
                                                                                 Component.text("how many? (e.g. 10)",
                                                                                                 NamedTextColor.GREEN))
                                                                                 .initial("1")
+                                                                                .build(),
+
+                                                                // cosmetic sign toggle
+                                                                DialogInput.bool("cosmetic_sign",
+                                                                                Component.text("cosmetic sign? (don't rewrite text)",
+                                                                                                NamedTextColor.AQUA))
+                                                                                .initial(false)
+                                                                                .onTrue("enabled")
+                                                                                .onFalse("disabled")
                                                                                 .build()))
                                                 .build())
                                 .type(DialogType.confirmation(
@@ -64,43 +73,20 @@ public class SetupDialog {
                                                                         String priceQtyStr = view.getText("price_qty");
                                                                         Player p = (Player) audience;
 
-                                                                        // 1. parse quantities
-                                                                        int productQty;
+                                                                        // 1. parse price qty
                                                                         int priceQty;
                                                                         try {
-                                                                                productQty = Integer.parseInt(
-                                                                                                productQtyStr);
                                                                                 priceQty = Integer
                                                                                                 .parseInt(priceQtyStr);
                                                                         } catch (NumberFormatException e) {
                                                                                 p.sendMessage(Component.text(
-                                                                                                "invalid quantity provided",
-                                                                                                NamedTextColor.RED));
-                                                                                // reopen
-                                                                                open(p, signBlock, plugin);
-                                                                                return;
-                                                                        }
-
-                                                                        if (productQty <= 0 || priceQty <= 0) {
-                                                                                p.sendMessage(Component.text(
-                                                                                                "quantities must be positive",
-                                                                                                NamedTextColor.RED));
-                                                                                open(p, signBlock, plugin);
-                                                                                return;
-                                                                        }
-
-                                                                        // 2. parse materials
-                                                                        Material productMat = plugin.getSignParser()
-                                                                                        .parseMaterial(productStr);
-                                                                        if (productMat == null) {
-                                                                                p.sendMessage(Component.text(
-                                                                                                "invalid product item: "
-                                                                                                                + productStr,
+                                                                                                "invalid price quantity",
                                                                                                 NamedTextColor.RED));
                                                                                 open(p, signBlock, plugin);
                                                                                 return;
                                                                         }
 
+                                                                        // 2. parse price material
                                                                         Material priceMat = plugin.getSignParser()
                                                                                         .parseMaterial(priceStr);
                                                                         if (priceMat == null) {
@@ -112,19 +98,43 @@ public class SetupDialog {
                                                                                 return;
                                                                         }
 
-                                                                        // 3. create trade & activation
+                                                                        // 3. Regular parsing logic
+                                                                        int productQty;
+                                                                        try {
+                                                                                productQty = Integer.parseInt(
+                                                                                                productQtyStr);
+                                                                        } catch (NumberFormatException e) {
+                                                                                p.sendMessage(Component.text(
+                                                                                                "invalid product quantity",
+                                                                                                NamedTextColor.RED));
+                                                                                open(p, signBlock, plugin);
+                                                                                return;
+                                                                        }
+                                                                        Material productMat = plugin
+                                                                                        .getSignParser()
+                                                                                        .parseMaterial(productStr);
+                                                                        if (productMat == null) {
+                                                                                p.sendMessage(Component.text(
+                                                                                                "invalid product: "
+                                                                                                                + productStr,
+                                                                                                NamedTextColor.RED));
+                                                                                open(p, signBlock, plugin);
+                                                                                return;
+                                                                        }
                                                                         Trade trade = new Trade(priceMat, priceQty,
                                                                                         productMat, productQty);
+
+                                                                        boolean cosmeticSign = view
+                                                                                        .getBoolean("cosmetic_sign");
+
                                                                         PendingActivation activation = new PendingActivation(
                                                                                         p.getUniqueId(),
                                                                                         signBlock.getLocation(),
                                                                                         trade,
-                                                                                        System.currentTimeMillis());
+                                                                                        System.currentTimeMillis(),
+                                                                                        cosmeticSign);
 
-                                                                        // 4. finalize shop immediately
-                                                                        plugin.getLogger().info(
-                                                                                        "DEBUG: SetupDialog creating shop at "
-                                                                                                        + signBlock.getLocation());
+                                                                        // 4. finalize
                                                                         plugin.getServer().getScheduler()
                                                                                         .runTask(plugin, () -> {
                                                                                                 plugin.getShopActivationListener()

src/main/java/party/cybsec/oyeshops/listener/ChestInteractionListener.java

@@ -4,10 +4,12 @@ import net.kyori.adventure.text.Component;
 import net.kyori.adventure.text.format.NamedTextColor;
 import org.bukkit.Bukkit;
 import org.bukkit.Material;
+import org.bukkit.Sound;
 import org.bukkit.block.Barrel;
 import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
 import org.bukkit.block.Chest;
+import org.bukkit.block.DoubleChest;
 import org.bukkit.block.data.type.WallSign;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
@@ -15,7 +17,9 @@ import org.bukkit.event.EventPriority;
 import org.bukkit.event.Listener;
 import org.bukkit.event.block.Action;
 import org.bukkit.event.inventory.InventoryClickEvent;
+import org.bukkit.event.inventory.InventoryCloseEvent;
 import org.bukkit.event.player.PlayerInteractEvent;
+import org.bukkit.inventory.DoubleChestInventory;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.InventoryHolder;
 import org.bukkit.inventory.ItemStack;
@@ -59,7 +63,8 @@ public class ChestInteractionListener implements Listener {
             return;
         }
 
-        // check if there's a shop sign attached
+        // check if there's a shop sign attached to this container or its double chest
+        // partner
         Shop shop = findShopForContainer(block);
         if (shop == null) {
             return; // not a shop container
@@ -138,7 +143,7 @@ public class ChestInteractionListener implements Listener {
                 // update database
                 int newOwed = owed - withdrawn;
                 shop.setOwedAmount(newOwed);
-                plugin.getShopRepository().updateOwedAmount(shop.getId(), -withdrawn);
+                plugin.getShopRepository().updateOwedAmount(shop.getId(), newOwed);
 
                 player.sendMessage(
                         Component.text("withdrew " + withdrawn + " " + formatMaterial(priceItem), NamedTextColor.GREEN)
@@ -154,36 +159,95 @@ public class ChestInteractionListener implements Listener {
     }
 
     /**
-     * open shop GUI for buyer
+     * open shop gui for buyer
      */
     private void openShopGui(Player player, Shop shop, Block containerBlock) {
         Trade trade = shop.getTrade();
 
-        // create fake inventory showing only product items
-        Inventory shopInventory = Bukkit.createInventory(
-                new ShopInventoryHolder(shop),
-                27,
-                Component.text("shop: " + trade.priceQuantity() + " " + formatMaterial(trade.priceItem()) +
-                        " → " + trade.productQuantity() + " " + formatMaterial(trade.productItem())));
+        // create title
+        Component title = Component.text("shop: " + trade.priceQuantity() + " " + formatMaterial(trade.priceItem()) +
+                " → " + trade.productQuantity() + " " + formatMaterial(trade.productItem()));
 
-        // get real container inventory
+        // respect custom title if set
+        if (shop.getCustomTitle() != null && !shop.getCustomTitle().isEmpty()) {
+            title = Component.text(shop.getCustomTitle());
+        }
+
+        // get real container inventory (handles double chests correctly)
         Inventory realInventory = getContainerInventory(containerBlock);
         if (realInventory == null) {
             return;
         }
 
-        // copy only product items to fake inventory (first 27 found)
+        // determine inventory size based on container type
+        int invSize = realInventory.getSize();
+        if (invSize > 54)
+            invSize = 54; // cap at double chest
+        if (invSize < 27)
+            invSize = 27; // minimum single chest
+
+        // create fake inventory showing only product items
+        Inventory shopInventory = Bukkit.createInventory(
+                new ShopInventoryHolder(shop),
+                invSize,
+                title);
+
+        // copy matching items to fake inventory
         int shopSlot = 0;
         for (ItemStack item : realInventory.getContents()) {
-            if (shopSlot >= 27)
+            if (shopSlot >= invSize)
                 break;
-            if (item != null && item.getType() == trade.productItem()) {
+            if (item != null && trade.matchesProduct(item.getType())) {
                 shopInventory.setItem(shopSlot++, item.clone());
             }
         }
 
         viewingShop.put(player, shop);
         player.openInventory(shopInventory);
+
+        // play shop owner's configured disc if set
+        String discName = shop.getDisc();
+        if (discName != null && !discName.isEmpty()) {
+            playDisc(player, discName);
+        }
+    }
+
+    /**
+     * play a music disc for a player
+     */
+    private void playDisc(Player player, String discName) {
+        Sound discSound = getDiscSound(discName);
+        if (discSound != null) {
+            player.playSound(player.getLocation(), discSound, 1.0f, 1.0f);
+        }
+    }
+
+    /**
+     * stop a music disc for a player
+     */
+    private void stopDisc(Player player, String discName) {
+        Sound discSound = getDiscSound(discName);
+        if (discSound != null) {
+            player.stopSound(discSound);
+        }
+    }
+
+    /**
+     * get Sound enum for disc name
+     */
+    private Sound getDiscSound(String discName) {
+        return switch (discName.toLowerCase()) {
+            case "blocks" -> Sound.MUSIC_DISC_BLOCKS;
+            case "chirp" -> Sound.MUSIC_DISC_CHIRP;
+            case "far" -> Sound.MUSIC_DISC_FAR;
+            case "mall" -> Sound.MUSIC_DISC_MALL;
+            case "mellohi" -> Sound.MUSIC_DISC_MELLOHI;
+            case "stal" -> Sound.MUSIC_DISC_STAL;
+            case "strad" -> Sound.MUSIC_DISC_STRAD;
+            case "ward" -> Sound.MUSIC_DISC_WARD;
+            case "wait" -> Sound.MUSIC_DISC_WAIT;
+            default -> null;
+        };
     }
 
     @EventHandler
@@ -202,20 +266,24 @@ public class ChestInteractionListener implements Listener {
             // if clicked in the shop inventory area
             if (event.getRawSlot() < event.getInventory().getSize()) {
                 ItemStack clicked = event.getCurrentItem();
-                if (clicked != null && clicked.getType() == shop.getTrade().productItem()) {
+                Trade trade = shop.getTrade();
+                if (clicked != null && trade.matchesProduct(clicked.getType())) {
                     // determine quantity based on click type
                     int units = 1;
                     if (event.isShiftClick()) {
                         // shift-click: calculate max units based on items clicked
-                        units = clicked.getAmount() / shop.getTrade().productQuantity();
+                        units = clicked.getAmount() / trade.productQuantity();
                         if (units < 1)
                             units = 1;
                     }
 
-                    // open confirmation GUI
+                    // open confirmation gui
                     player.closeInventory();
                     openConfirmationGui(player, shop, units);
                 }
+            } else {
+                // clicked in player inventory - play negative feedback sound
+                player.playSound(player.getLocation(), Sound.ENTITY_VILLAGER_NO, 1.0f, 1.0f);
             }
             return;
         }
@@ -240,6 +308,20 @@ public class ChestInteractionListener implements Listener {
         }
     }
 
+    @EventHandler
+    public void onInventoryClose(InventoryCloseEvent event) {
+        if (event.getPlayer() instanceof Player player) {
+            // stop disc when closing shop
+            Shop shop = viewingShop.remove(player);
+            if (shop != null) {
+                String discName = shop.getDisc();
+                if (discName != null && !discName.isEmpty()) {
+                    stopDisc(player, discName);
+                }
+            }
+        }
+    }
+
     /**
      * open confirmation GUI
      */
@@ -267,9 +349,46 @@ public class ChestInteractionListener implements Listener {
     }
 
     /**
-     * find shop attached to a container block
+     * find shop attached to a container block (handles double chests)
      */
     private Shop findShopForContainer(Block containerBlock) {
+        // first check this block directly
+        Shop shop = findShopOnBlock(containerBlock);
+        if (shop != null) {
+            return shop;
+        }
+
+        // if this is a chest, check the other half of a double chest
+        if (containerBlock.getState() instanceof Chest chest) {
+            Inventory inv = chest.getInventory();
+            if (inv instanceof DoubleChestInventory doubleInv) {
+                DoubleChest doubleChest = doubleInv.getHolder();
+                if (doubleChest != null) {
+                    // check both sides
+                    Chest left = (Chest) doubleChest.getLeftSide();
+                    Chest right = (Chest) doubleChest.getRightSide();
+
+                    if (left != null) {
+                        shop = findShopOnBlock(left.getBlock());
+                        if (shop != null)
+                            return shop;
+                    }
+                    if (right != null) {
+                        shop = findShopOnBlock(right.getBlock());
+                        if (shop != null)
+                            return shop;
+                    }
+                }
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * find shop sign on a specific block
+     */
+    private Shop findShopOnBlock(Block containerBlock) {
         // check all adjacent blocks for a wall sign pointing at this container
         for (BlockFace face : new BlockFace[] { BlockFace.NORTH, BlockFace.SOUTH, BlockFace.EAST, BlockFace.WEST }) {
             Block adjacent = containerBlock.getRelative(face);
@@ -287,11 +406,12 @@ public class ChestInteractionListener implements Listener {
     }
 
     /**
-     * get container inventory
+     * get container inventory (handles double chests to return full 54 slot
+     * inventory)
      */
     private Inventory getContainerInventory(Block block) {
         if (block.getState() instanceof Chest chest) {
-            return chest.getInventory();
+            return chest.getInventory(); // returns DoubleChestInventory if double chest
         } else if (block.getState() instanceof Barrel barrel) {
             return barrel.getInventory();
         }

src/main/java/party/cybsec/oyeshops/listener/ShopActivationListener.java

@@ -116,8 +116,15 @@ public class ShopActivationListener implements Listener {
                     : "";
         }
 
-        // 3. check for setup wizard
+        // check for setup wizard
         if (lines[0].equalsIgnoreCase("setup") && lines[1].isEmpty() && lines[2].isEmpty() && lines[3].isEmpty()) {
+            // check if player has use permission (needed to activate shops)
+            if (!PermissionManager.canUse(player)) {
+                player.sendMessage(
+                        Component.text("you need oyeshops.use permission to use the setup wizard", NamedTextColor.RED));
+                return;
+            }
+
             // clear sign text to avoid "setup" staying on the sign
             event.line(0, Component.text(""));
             SetupDialog.open(player, block, plugin);
@@ -142,7 +149,7 @@ public class ShopActivationListener implements Listener {
 
         // trigger confirmation instead of immediate creation
         PendingActivation activation = new PendingActivation(player.getUniqueId(), block.getLocation(), trade,
-                System.currentTimeMillis());
+                System.currentTimeMillis(), false);
         plugin.getActivationManager().add(player.getUniqueId(), activation);
 
         sendConfirmationMessage(player, trade);
@@ -187,14 +194,15 @@ public class ShopActivationListener implements Listener {
         Block block = signLocation.getBlock();
 
         // verify it's still a sign
-        if (!(block.getState() instanceof Sign sign)) {
+        if (!(block.getState() instanceof Sign)) {
             player.sendMessage(Component.text("activation failed: sign is gone", NamedTextColor.RED));
             return;
         }
 
         Trade trade = activation.trade();
         long createdAt = System.currentTimeMillis();
-        Shop shop = new Shop(-1, signLocation, player.getUniqueId(), trade, 0, true, createdAt);
+        Shop shop = new Shop(-1, signLocation, player.getUniqueId(), trade, 0, true, createdAt, null,
+                activation.cosmeticSign(), null);
 
         plugin.getServer().getScheduler().runTaskAsynchronously(plugin, () -> {
             try {
@@ -212,11 +220,11 @@ public class ShopActivationListener implements Listener {
                     }
 
                     Shop registeredShop = new Shop(shopId, signLocation, player.getUniqueId(), trade, 0, true,
-                            createdAt);
+                            createdAt, null, activation.cosmeticSign(), null);
                     plugin.getShopRegistry().register(registeredShop);
                     plugin.getLogger().info("DEBUG: registered shop " + shopId + " in registry");
 
-                    rewriteSignLines(finalSign, trade);
+                    rewriteSignLines(finalSign, registeredShop);
                     player.sendMessage(Component.text("shop #" + shopId + " initialized!", NamedTextColor.GREEN));
                 });
             } catch (SQLException e) {
@@ -228,8 +236,14 @@ public class ShopActivationListener implements Listener {
         });
     }
 
-    private void rewriteSignLines(Sign sign, Trade trade) {
+    public void rewriteSignLines(Sign sign, Shop shop) {
+        if (shop.isCosmeticSign()) {
+            return;
+        }
+
+        Trade trade = shop.getTrade();
         String pricePart = trade.priceQuantity() + " " + abbreviateMaterial(trade.priceItem());
+
         String productPart = trade.productQuantity() + " " + abbreviateMaterial(trade.productItem());
 
         sign.line(0, Component.text(pricePart));

src/main/java/party/cybsec/oyeshops/model/PendingActivation.java

@@ -10,7 +10,8 @@ public record PendingActivation(
         UUID owner,
         Location location,
         Trade trade,
-        long createdAt) {
+        long createdAt,
+        boolean cosmeticSign) {
 
     /**
      * check if this activation has expired
@@ -28,6 +29,6 @@ public record PendingActivation(
                 trade.productQuantity(),
                 trade.priceItem(),
                 trade.priceQuantity());
-        return new PendingActivation(owner, location, invertedTrade, createdAt);
+        return new PendingActivation(owner, location, invertedTrade, createdAt, cosmeticSign);
     }
 }

src/main/java/party/cybsec/oyeshops/model/Shop.java

@@ -15,9 +15,12 @@ public class Shop {
     private int owedAmount;
     private boolean enabled;
     private final long createdAt;
+    private String customTitle;
+    private boolean cosmeticSign;
+    private String disc;
 
     public Shop(int id, Location signLocation, UUID owner, Trade trade, int owedAmount, boolean enabled,
-            long createdAt) {
+            long createdAt, String customTitle, boolean cosmeticSign, String disc) {
         this.id = id;
         this.signLocation = signLocation;
         this.owner = owner;
@@ -25,6 +28,9 @@ public class Shop {
         this.owedAmount = owedAmount;
         this.enabled = enabled;
         this.createdAt = createdAt;
+        this.customTitle = customTitle;
+        this.cosmeticSign = cosmeticSign;
+        this.disc = disc;
     }
 
     public int getId() {
@@ -63,6 +69,30 @@ public class Shop {
         return createdAt;
     }
 
+    public String getCustomTitle() {
+        return customTitle;
+    }
+
+    public void setCustomTitle(String customTitle) {
+        this.customTitle = customTitle;
+    }
+
+    public boolean isCosmeticSign() {
+        return cosmeticSign;
+    }
+
+    public void setCosmeticSign(boolean cosmeticSign) {
+        this.cosmeticSign = cosmeticSign;
+    }
+
+    public String getDisc() {
+        return disc;
+    }
+
+    public void setDisc(String disc) {
+        this.disc = disc;
+    }
+
     /**
      * get chest location from sign location
      */

src/main/java/party/cybsec/oyeshops/model/Trade.java

@@ -4,7 +4,7 @@ import org.bukkit.Material;
 
 /**
  * immutable trade definition
- * quantity of -1 indicates AUTO detection needed for that side
+ * quantity of -1 indicates auto detection needed for that side
  */
 public record Trade(
         Material priceItem,
@@ -12,38 +12,46 @@ public record Trade(
         Material productItem,
         int productQuantity) {
 
+    // primary constructor
     public Trade {
-        // allow -1 for AUTO detection, but otherwise must be positive
+        // allow -1 for auto detection, but otherwise must be positive
         if (priceQuantity <= 0 && priceQuantity != -1) {
             throw new IllegalArgumentException("price quantity must be positive or -1 for auto");
         }
         if (productQuantity <= 0 && productQuantity != -1) {
             throw new IllegalArgumentException("product quantity must be positive or -1 for auto");
         }
-        // for AUTO, materials might be AIR (unknown)
+        // for auto, materials might be air (unknown)
         if (priceQuantity != -1 && productQuantity != -1 && priceItem == productItem && priceItem != Material.AIR) {
             throw new IllegalArgumentException("price and product must be different materials");
         }
     }
 
     /**
-     * check if this trade needs AUTO detection on the product side
+     * check if this trade needs auto detection on the product side
      */
     public boolean isAutoProduct() {
         return productQuantity == -1;
     }
 
     /**
-     * check if this trade needs AUTO detection on the price side
+     * check if this trade needs auto detection on the price side
      */
     public boolean isAutoPrice() {
         return priceQuantity == -1;
     }
 
     /**
-     * check if this trade needs any AUTO detection
+     * check if this trade needs any auto detection
      */
     public boolean isAutoDetect() {
         return isAutoProduct() || isAutoPrice();
     }
+
+    /**
+     * check if a material matches this trade's product
+     */
+    public boolean matchesProduct(Material material) {
+        return productItem == material;
+    }
 }

src/main/java/party/cybsec/oyeshops/parser/MaterialAliasRegistry.java

@@ -28,6 +28,7 @@ public class MaterialAliasRegistry {
 
             // short forms
             Map.entry("dia", "diamond"),
+            Map.entry("d", "diamond"),
             Map.entry("dias", "diamond"),
             Map.entry("em", "emerald"),
             Map.entry("ems", "emerald"),
@@ -133,6 +134,7 @@ public class MaterialAliasRegistry {
             Map.entry("netherrack", "netherrack"),
             Map.entry("endstone", "end_stone"),
             Map.entry("end stone", "end_stone"),
+            Map.entry("bamboo block", "bamboo_block"),
 
             // food
             Map.entry("steak", "cooked_beef"),
@@ -202,13 +204,13 @@ public class MaterialAliasRegistry {
 
     /**
      * resolve material from normalized text
-     * tries multiple strategies:
-     * 1. exact alias match (longest first)
-     * 2. word-by-word alias match
-     * 3. space-to-underscore conversion for direct enum match
-     * 4. direct material enum match
-     * 5. with _INGOT/_BLOCK suffixes
-     * 6. strip trailing 's' for plurals
+     * priority order:
+     * 1. exact full text match (space to underscore) - handles "bamboo block" ->
+     * BAMBOO_BLOCK
+     * 2. exact alias match (longest first for multi-word aliases)
+     * 3. direct material enum match for each word
+     * 4. with _INGOT/_BLOCK suffixes
+     * 5. strip trailing 's' for plurals
      */
     public Material resolve(String text) {
         text = text.toLowerCase().trim();
@@ -217,13 +219,25 @@ public class MaterialAliasRegistry {
             return null;
         }
 
-        // 1. try longest alias match first (for multi-word aliases)
+        // remove numbers and extra whitespace for material matching
+        String materialText = text.replaceAll("\\d+", "").trim().replaceAll("\\s+", " ");
+
+        // 1. try exact full text match with underscore conversion first
+        // this handles "bamboo block" -> "bamboo_block" -> BAMBOO_BLOCK
+        String underscored = materialText.replace(" ", "_");
+        try {
+            return Material.valueOf(underscored.toUpperCase());
+        } catch (IllegalArgumentException ignored) {
+        }
+
+        // 2. try exact alias match (longest first for multi-word aliases)
         String longestMatch = null;
         Material longestMaterial = null;
 
         for (Map.Entry<String, Material> entry : aliases.entrySet()) {
             String alias = entry.getKey();
-            if (text.contains(alias)) {
+            // check if the text equals or contains the alias
+            if (materialText.equals(alias) || materialText.contains(alias)) {
                 if (longestMatch == null || alias.length() > longestMatch.length()) {
                     longestMatch = alias;
                     longestMaterial = entry.getValue();
@@ -235,30 +249,19 @@ public class MaterialAliasRegistry {
             return longestMaterial;
         }
 
-        // 2. try word-by-word alias match
-        String[] words = text.split("\\s+");
+        // 3. try each word directly as material
+        String[] words = materialText.split("\\s+");
         for (String word : words) {
             if (aliases.containsKey(word)) {
                 return aliases.get(word);
             }
-        }
 
-        // 3. try space-to-underscore conversion for multi-word materials
-        // e.g., "netherite pickaxe" -> "netherite_pickaxe"
-        String underscored = text.replace(" ", "_");
-        try {
-            return Material.valueOf(underscored.toUpperCase());
-        } catch (IllegalArgumentException ignored) {
-        }
-
-        // 4. try each word directly as material
-        for (String word : words) {
             try {
                 return Material.valueOf(word.toUpperCase());
             } catch (IllegalArgumentException ignored) {
             }
 
-            // 5. try with common suffixes
+            // 4. try with common suffixes
             try {
                 return Material.valueOf(word.toUpperCase() + "_INGOT");
             } catch (IllegalArgumentException ignored) {
@@ -269,7 +272,7 @@ public class MaterialAliasRegistry {
             } catch (IllegalArgumentException ignored) {
             }
 
-            // 6. try stripping trailing 's' for plurals
+            // 5. try stripping trailing 's' for plurals
             if (word.endsWith("s") && word.length() > 1) {
                 String singular = word.substring(0, word.length() - 1);
                 try {
@@ -279,19 +282,30 @@ public class MaterialAliasRegistry {
             }
         }
 
-        // 7. try the whole text with underscores for complex names
+        // 6. last resort: scan all materials for longest match
+        Material bestMatch = null;
+        int bestLength = 0;
+
         for (Material material : Material.values()) {
             String materialName = material.name().toLowerCase();
             String materialSpaced = materialName.replace("_", " ");
 
-            if (text.contains(materialSpaced) || text.contains(materialName)) {
-                if (longestMatch == null || materialName.length() > longestMatch.length()) {
-                    longestMatch = materialName;
-                    longestMaterial = material;
+            if (materialText.equals(materialSpaced) || materialText.equals(materialName)) {
+                return material; // exact match
+            }
+
+            if (materialText.contains(materialSpaced) || materialText.contains(materialName)) {
+                if (materialName.length() > bestLength) {
+                    bestLength = materialName.length();
+                    bestMatch = material;
                 }
             }
         }
 
-        return longestMaterial;
+        return bestMatch;
+    }
+
+    public Material parseMaterial(String name) {
+        return resolve(name);
     }
 }

src/main/java/party/cybsec/oyeshops/parser/SignParser.java

@@ -50,9 +50,9 @@ public class SignParser {
 
     /**
      * parse sign lines into a trade
-     * 
+     *
      * @return trade if valid, null if invalid or ambiguous
-     *         trade with quantity -1 means AUTO detection needed
+     *         trade with quantity -1 means auto detection needed
      */
     public Trade parse(String[] lines) {
         // concatenate all lines with spaces
@@ -74,6 +74,7 @@ public class SignParser {
                 return null;
             }
 
+            // check for auto detection
             boolean isAuto = productSection.toLowerCase().contains(AUTO_KEYWORD);
             ItemQuantity product;
             if (isAuto) {

src/main/java/party/cybsec/oyeshops/registry/ShopRegistry.java

@@ -97,6 +97,25 @@ public class ShopRegistry {
         shopsById.clear();
     }
 
+    /**
+     * find shop by container block (checks adjacent faces for signs)
+     */
+    public Shop getShopByContainer(org.bukkit.block.Block container) {
+        for (org.bukkit.block.BlockFace face : new org.bukkit.block.BlockFace[] {
+                org.bukkit.block.BlockFace.NORTH, org.bukkit.block.BlockFace.SOUTH,
+                org.bukkit.block.BlockFace.EAST, org.bukkit.block.BlockFace.WEST }) {
+            org.bukkit.block.Block adjacent = container.getRelative(face);
+            if (adjacent.getBlockData() instanceof org.bukkit.block.data.type.WallSign wallSign) {
+                if (wallSign.getFacing().getOppositeFace() == face.getOppositeFace()) {
+                    Shop shop = getShop(adjacent.getLocation());
+                    if (shop != null)
+                        return shop;
+                }
+            }
+        }
+        return null;
+    }
+
     /**
      * create location key for map lookup
      */

src/main/java/party/cybsec/oyeshops/transaction/TransactionManager.java

@@ -97,22 +97,7 @@ public class TransactionManager {
                 return Result.INVENTORY_FULL;
             }
 
-            // update owed amount in database
-            plugin.getShopRepository().updateOwedAmount(shop.getId(), totalPrice);
-            shop.setOwedAmount(shop.getOwedAmount() + totalPrice);
-
-            // record transaction
-            plugin.getTransactionRepository().recordTransaction(
-                    shop.getId(),
-                    buyer.getUniqueId(),
-                    units);
-
-            // prune old transactions if configured
-            if (plugin.getConfigManager().isAutoPrune()) {
-                int maxHistory = plugin.getConfigManager().getMaxTransactionsPerShop();
-                plugin.getTransactionRepository().pruneTransactions(shop.getId(), maxHistory);
-            }
-
+            finalizeTransaction(buyer, shop, units, totalPrice);
             return Result.SUCCESS;
 
         } catch (SQLException e) {
@@ -124,6 +109,24 @@ public class TransactionManager {
         }
     }
 
+    private void finalizeTransaction(Player buyer, Shop shop, int units, int totalPrice) throws SQLException {
+        // update owed amount in database
+        plugin.getShopRepository().updateOwedAmount(shop.getId(), shop.getOwedAmount() + totalPrice);
+        shop.setOwedAmount(shop.getOwedAmount() + totalPrice);
+
+        // record transaction
+        plugin.getTransactionRepository().recordTransaction(
+                shop.getId(),
+                buyer != null ? buyer.getUniqueId() : null,
+                units);
+
+        // prune old transactions if configured
+        if (plugin.getConfigManager().isAutoPrune()) {
+            int maxHistory = plugin.getConfigManager().getMaxTransactionsPerShop();
+            plugin.getTransactionRepository().pruneTransactions(shop.getId(), maxHistory);
+        }
+    }
+
     /**
      * check if inventory has required items
      */
@@ -185,7 +188,7 @@ public class TransactionManager {
     /**
      * get the shop's container inventory
      */
-    private Inventory getShopInventory(Shop shop) {
+    public Inventory getShopInventory(Shop shop) {
         Location signLoc = shop.getSignLocation();
         Block signBlock = signLoc.getBlock();
 

src/main/resources/config.yml

@@ -1,29 +1,11 @@
-# hopper protection
-hoppers:
-  allow-product-output: true
-  block-price-input: true
+# oyeShops configuration
 
-# transaction history
-history:
-  max-transactions-per-shop: 100
-  auto-prune: true
+# transaction settings
+transactions:
+  auto-prune: false
+  max-per-shop: 100
 
-# material aliases
+# custom material aliases (add your own shortcuts)
 aliases:
-  # common abbreviations
-  dia: diamond
-  dias: diamond
-  iron: iron_ingot
-  gold: gold_ingot
-  emerald: emerald
-  ems: emerald
-  
-  # blocks
-  stone: stone
-  dirt: dirt
-  cobble: cobblestone
-  
-  # tools
-  pick: diamond_pickaxe
-  sword: diamond_sword
-  axe: diamond_axe
+  # example:
+  # myalias: diamond