Revamp /sell GUI, add /sellmulti and /sellworth commands

src/main/java/com/yourname/sellplugin/SellPlugin.java

@@ -2,8 +2,10 @@
 
 import com.yourname.sellplugin.command.SellAllCommand;
 import com.yourname.sellplugin.command.SellCommand;
+import com.yourname.sellplugin.command.SellMultiCommand;
 import com.yourname.sellplugin.command.FastSellAllCommand;
 import com.yourname.sellplugin.command.TopSellCommand;
+import com.yourname.sellplugin.command.WorthCommand;
 import com.yourname.sellplugin.economy.EconomyManager;
 import com.yourname.sellplugin.gui.GUIListener;
 import com.yourname.sellplugin.listener.WorthPacketListener;
@@ -47,6 +49,8 @@ public void onEnable() {
         getCommand("sellall").setExecutor(new SellAllCommand(this));
         getCommand("fastsellall").setExecutor(new FastSellAllCommand(this));
         getCommand("topsell").setExecutor(new TopSellCommand(this));
+        getCommand("sellmulti").setExecutor(new SellMultiCommand(this));
+        getCommand("sellworth").setExecutor(new WorthCommand(this));
         getServer().getPluginManager().registerEvents(new GUIListener(this), this);
 
         worthPacketListener = new WorthPacketListener(this);

src/main/java/com/yourname/sellplugin/command/FastSellAllCommand.java

@@ -17,7 +17,7 @@ public FastSellAllCommand(SellPlugin plugin) {
     @Override
     public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
         if (!(sender instanceof Player player)) {
-            sender.sendMessage("Only players can use this command.");
+            sender.sendMessage(plugin.getConfigManager().getText("player-only-command", "&cOnly players can use this command."));
             return true;
         }
 

src/main/java/com/yourname/sellplugin/command/SellAllCommand.java

@@ -17,7 +17,7 @@ public SellAllCommand(SellPlugin plugin) {
     @Override
     public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
         if (!(sender instanceof Player player)) {
-            sender.sendMessage("Only players can use this command.");
+            sender.sendMessage(plugin.getConfigManager().getText("player-only-command", "&cOnly players can use this command."));
             return true;
         }
 

src/main/java/com/yourname/sellplugin/command/SellCommand.java

@@ -2,7 +2,6 @@
 
 import com.yourname.sellplugin.SellPlugin;
 import com.yourname.sellplugin.gui.ShopMainGUI;
-import org.bukkit.ChatColor;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandExecutor;
 import org.bukkit.command.CommandSender;
@@ -20,16 +19,16 @@ public boolean onCommand(CommandSender sender, Command command, String label, St
         // Handle /sell reload
         if (args.length > 0 && args[0].equalsIgnoreCase("reload")) {
             if (!sender.hasPermission("sellplugin.reload")) {
-                sender.sendMessage(ChatColor.RED + "You do not have permission to reload the config.");
+                sender.sendMessage(plugin.getConfigManager().getText("reload-no-permission", "&cYou do not have permission to reload the config."));
                 return true;
             }
             plugin.getConfigManager().reload();
-            sender.sendMessage(ChatColor.GREEN + "SellPlugin configuration reloaded.");
+            sender.sendMessage(plugin.getConfigManager().getText("reload-success", "&aSellPlugin configuration reloaded."));
             return true;
         }
 
         if (!(sender instanceof Player player)) {
-            sender.sendMessage("Only players can use this command.");
+            sender.sendMessage(plugin.getConfigManager().getText("player-only-command", "&cOnly players can use this command."));
             return true;
         }
 

src/main/java/com/yourname/sellplugin/command/SellMultiCommand.java

@@ -0,0 +1,32 @@
+package com.yourname.sellplugin.command;
+
+import com.yourname.sellplugin.SellPlugin;
+import com.yourname.sellplugin.gui.SellMultiGUI;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+
+public class SellMultiCommand implements CommandExecutor {
+    private final SellPlugin plugin;
+
+    public SellMultiCommand(SellPlugin plugin) {
+        this.plugin = plugin;
+    }
+
+    @Override
+    public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
+        if (!(sender instanceof Player player)) {
+            sender.sendMessage(plugin.getConfigManager().getText("player-only-command", "&cOnly players can use this command."));
+            return true;
+        }
+
+        if (!player.hasPermission("sellplugin.use")) {
+            player.sendMessage(plugin.getConfigManager().getMessage("no-permission"));
+            return true;
+        }
+
+        new SellMultiGUI(plugin, player).open(player);
+        return true;
+    }
+}

src/main/java/com/yourname/sellplugin/command/TopSellCommand.java

@@ -18,7 +18,7 @@ public TopSellCommand(SellPlugin plugin) {
     @Override
     public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
         if (!(sender instanceof Player player)) {
-            sender.sendMessage("Only players can use this command.");
+            sender.sendMessage(plugin.getConfigManager().getText("player-only-command", "&cOnly players can use this command."));
             return true;
         }
 

src/main/java/com/yourname/sellplugin/command/WorthCommand.java

@@ -0,0 +1,32 @@
+package com.yourname.sellplugin.command;
+
+import com.yourname.sellplugin.SellPlugin;
+import com.yourname.sellplugin.gui.WorthGUI;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+
+public class WorthCommand implements CommandExecutor {
+    private final SellPlugin plugin;
+
+    public WorthCommand(SellPlugin plugin) {
+        this.plugin = plugin;
+    }
+
+    @Override
+    public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
+        if (!(sender instanceof Player player)) {
+            sender.sendMessage(plugin.getConfigManager().getText("player-only-command", "&cOnly players can use this command."));
+            return true;
+        }
+
+        if (!player.hasPermission("sellplugin.use")) {
+            player.sendMessage(plugin.getConfigManager().getMessage("no-permission"));
+            return true;
+        }
+
+        new WorthGUI(plugin, player, "all", 0).open(player);
+        return true;
+    }
+}

src/main/java/com/yourname/sellplugin/gui/CategoryItemsGUI.java

@@ -60,7 +60,7 @@ public CategoryItemsGUI(SellPlugin plugin, Player player, String categoryId, int
 
         ConfigManager cfg = plugin.getConfigManager();
         String title = cfg.getCategoryDisplayName(categoryId)
-                + ChatColor.DARK_GRAY + " – Items";
+                + cfg.getText("category-items.title-suffix", "&8 – Items");
         this.inv = Bukkit.createInventory(this, 54, title);
         populate();
     }
@@ -121,10 +121,13 @@ private void populate() {
         // ── Page indicator ─────────────────────────────────────────────────
         int totalPages = Math.max(1, (int) Math.ceil((double) itemKeys.size() / ITEMS_PER_PAGE));
         List<String> infoLore = Collections.singletonList(
-                ChatColor.GRAY + "Total items: " + itemKeys.size());
+                cfg.getText("category-items.total-items", "&7Total items: {count}")
+                        .replace("{count}", String.valueOf(itemKeys.size())));
         inv.setItem(SLOT_INFO, makeItem(
                 cfg.getIconMaterial("page-indicator", Material.PAPER),
-                ChatColor.WHITE + "Page " + (page + 1) + " / " + totalPages,
+                cfg.getText("category-items.page-indicator", "&fPage {page} / {total}")
+                        .replace("{page}", String.valueOf(page + 1))
+                        .replace("{total}", String.valueOf(totalPages)),
                 infoLore));
 
         // ── Next page ──────────────────────────────────────────────────────
@@ -141,15 +144,15 @@ private void populate() {
         double catValue = plugin.getSellManager().calculateCategoryValue(player, categoryId);
         int catCount    = plugin.getSellManager().countCategoryItems(player, categoryId);
         List<String> sellLore = new ArrayList<>();
-        sellLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert("category: ")
+        sellLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert(cfg.getText("category-items.category-label", "category: "))
                 + ChatColor.WHITE + ChatColor.stripColor(cfg.getCategoryDisplayName(categoryId)));
         if (catCount > 0) {
-            sellLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert("items: ")
+            sellLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert(cfg.getText("category-items.items-label", "items: "))
                     + ChatColor.WHITE + NumberFormatter.format(catCount));
-            sellLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert("earn: ")
+            sellLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert(cfg.getText("category-items.earn-label", "earn: "))
                     + ChatColor.GREEN + "$" + NumberFormatter.format(catValue));
         } else {
-            sellLore.add(ChatColor.RED + " ▸ " + SmallCaps.convert("no items to sell."));
+            sellLore.add(ChatColor.RED + " ▸ " + SmallCaps.convert(cfg.getText("category-items.no-items-to-sell", "no items to sell.")));
         }
         inv.setItem(SLOT_SELL_ALL, makeItem(
                 cfg.getIconMaterial("sell-category", Material.GOLD_INGOT),

src/main/java/com/yourname/sellplugin/gui/CategoryProgressGUI.java

@@ -117,22 +117,23 @@ private void populate() {
 
         // ── Daily bonus indicator (slot 4, top centre) ─────────────────────
         if (dailyBonus > 0) {
+            String separator = cfg.getText("lore-separator", "&8━━━━━━━━━━━━━━━━━━━");
             List<String> boostLore = new ArrayList<>();
-            boostLore.add(ChatColor.DARK_GRAY + "━━━━━━━━━━━━━━━━━━━");
-            boostLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert("bonus: ")
+            boostLore.add(separator);
+            boostLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert(cfg.getText("category-progress.daily-boost-bonus-label", "bonus: "))
                     + ChatColor.YELLOW + "+" + String.format("%.2f", dailyBonus) + "x");
-            boostLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert("effective: ")
+            boostLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert(cfg.getText("category-progress.daily-boost-effective-label", "effective: "))
                     + ChatColor.GREEN + String.format("%.2fx", mult + dailyBonus));
-            boostLore.add(ChatColor.DARK_GRAY + "━━━━━━━━━━━━━━━━━━━");
-            boostLore.add(ChatColor.GRAY + SmallCaps.convert("resets at midnight."));
+            boostLore.add(separator);
+            boostLore.add(ChatColor.GRAY + SmallCaps.convert(cfg.getText("category-progress.daily-boost-resets", "resets at midnight.")));
             inv.setItem(4, makeItem(Material.BLAZE_POWDER,
-                    ChatColor.GOLD + "" + ChatColor.BOLD + "\uD83D\uDD25 " + SmallCaps.convert("Daily Boost Active!"),
+                    SmallCaps.convert(cfg.getText("category-progress.daily-boost-title", "&6&l\uD83D\uDD25 Daily Boost Active!")),
                     boostLore));
         }
 
         // ── Back button (bottom-right) ──────────────────────────────────────
         List<String> backLore = cfg.getIconLore("back",
-                Collections.singletonList(ChatColor.GRAY + " ▸ " + SmallCaps.convert("return to the main menu.")));
+                Collections.singletonList(ChatColor.GRAY + " ▸ " + SmallCaps.convert(cfg.getText("category-progress.back-lore", "return to the main menu."))));
         inv.setItem(SLOT_BACK,
                 makeItem(cfg.getIconMaterial("back", Material.ARROW),
                         cfg.getIconName("back", "&c&l" + SmallCaps.convert("back")),
@@ -159,15 +160,15 @@ private void buildSnakePath(double currentMultiplier, double moneyEarned) {
             if (completed) {
                 paneMat = cfg.getProgressBarCompletedColor();
                 nameColour = ChatColor.GREEN;
-                status = SmallCaps.convert("completed");
+                status = SmallCaps.convert(cfg.getText("category-progress.node-status-completed", "completed"));
             } else if (inProgress) {
                 paneMat = cfg.getProgressBarInProgressColor();
                 nameColour = ChatColor.YELLOW;
-                status = SmallCaps.convert("in progress");
+                status = SmallCaps.convert(cfg.getText("category-progress.node-status-in-progress", "in progress"));
             } else {
                 paneMat = cfg.getProgressBarLockedColor();
                 nameColour = ChatColor.DARK_GRAY;
-                status = SmallCaps.convert("locked");
+                status = SmallCaps.convert(cfg.getText("category-progress.node-status-locked", "locked"));
             }
 
             // First node uses the category icon instead of glass
@@ -176,28 +177,29 @@ private void buildSnakePath(double currentMultiplier, double moneyEarned) {
 
             String label = nameColour + "" + ChatColor.BOLD
                     + String.format("%.1fx", milestone)
-                    + " " + SmallCaps.convert("multiplier");
+                    + " " + SmallCaps.convert(cfg.getText("category-progress.node-multiplier-suffix", "multiplier"));
 
+            String separator = cfg.getText("lore-separator", "&8━━━━━━━━━━━━━━━━━━━");
             List<String> lore = new ArrayList<>();
-            lore.add(ChatColor.DARK_GRAY + "━━━━━━━━━━━━━━━━━━━");
-            lore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert("status: ") + nameColour + status);
+            lore.add(separator);
+            lore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert(cfg.getText("category-progress.node-status-label", "status: ")) + nameColour + status);
 
             if (isStart) {
-                lore.add(ChatColor.DARK_GRAY + "━━━━━━━━━━━━━━━━━━━");
-                lore.add(ChatColor.YELLOW + " ✦ " + SmallCaps.convert("click to view items & prices"));
+                lore.add(separator);
+                lore.add(ChatColor.YELLOW + " ✦ " + SmallCaps.convert(cfg.getText("category-progress.node-click-to-view", "click to view items & prices")));
             }
 
             if (inProgress) {
                 // Show cumulative money earned vs required to reach next milestone
                 double moneyRequired = plugin.getMultiplierManager().getCumulativeThreshold(i + 1);
                 if (moneyRequired > 0) {
                     double percentage = Math.min(100.0, (moneyEarned / moneyRequired) * 100.0);
-                    lore.add(ChatColor.DARK_GRAY + "━━━━━━━━━━━━━━━━━━━");
-                    lore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert("earned: ")
+                    lore.add(separator);
+                    lore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert(cfg.getText("category-progress.node-earned-label", "earned: "))
                             + ChatColor.GREEN + "$" + NumberFormatter.format(moneyEarned));
-                    lore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert("required: ")
+                    lore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert(cfg.getText("category-progress.node-required-label", "required: "))
                             + ChatColor.GREEN + "$" + NumberFormatter.format(moneyRequired));
-                    lore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert("progress: ")
+                    lore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert(cfg.getText("category-progress.node-progress-label", "progress: "))
                             + ChatColor.YELLOW + String.format("%.1f%%", percentage));
                 }
             }
@@ -207,9 +209,9 @@ private void buildSnakePath(double currentMultiplier, double moneyEarned) {
                 double moneyNeeded = plugin.getMultiplierManager().getCumulativeThreshold(i);
                 double remaining = Math.max(0, moneyNeeded - moneyEarned);
                 if (remaining > 0) {
-                    lore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert("need: ")
+                    lore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert(cfg.getText("category-progress.node-need-label", "need: "))
                             + ChatColor.GREEN + "$" + NumberFormatter.format(remaining)
-                            + ChatColor.GRAY + " " + SmallCaps.convert("more to unlock"));
+                            + ChatColor.GRAY + " " + SmallCaps.convert(cfg.getText("category-progress.node-need-suffix", "more to unlock")));
                 }
             }
 

src/main/java/com/yourname/sellplugin/gui/ConfirmSellAllGUI.java

@@ -34,7 +34,7 @@ public class ConfirmSellAllGUI implements InventoryHolder {
     public ConfirmSellAllGUI(SellPlugin plugin, Player player) {
         ConfigManager cfg = plugin.getConfigManager();
         String title = ChatColor.DARK_GRAY + "" + ChatColor.BOLD
-                + SmallCaps.convert("confirm sell all");
+                + SmallCaps.convert(cfg.getText("confirm-sell-all.title", "confirm sell all"));
         this.inv = Bukkit.createInventory(this, SIZE, title);
         populate(plugin, cfg, player);
     }
@@ -50,13 +50,14 @@ private void populate(SellPlugin plugin, ConfigManager cfg, Player player) {
         int itemCount = preview.itemCount;
         double value   = preview.value;
 
+        String separator = cfg.getText("lore-separator", "&8━━━━━━━━━━━━━━━━━━━");
         List<String> infoLore = new ArrayList<>();
-        infoLore.add(ChatColor.DARK_GRAY + "━━━━━━━━━━━━━━━━━━━");
-        infoLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert("items: ")
+        infoLore.add(separator);
+        infoLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert(cfg.getText("confirm-sell-all.items-label", "items: "))
                 + ChatColor.WHITE + NumberFormatter.format(itemCount));
-        infoLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert("value: ")
+        infoLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert(cfg.getText("confirm-sell-all.value-label", "value: "))
                 + ChatColor.GREEN + "$" + NumberFormatter.format(value));
-        infoLore.add(ChatColor.DARK_GRAY + "━━━━━━━━━━━━━━━━━━━");
+        infoLore.add(separator);
 
         inv.setItem(13, makeItem(
                 cfg.getIconMaterial("sell-all-info", Material.CHEST),
@@ -65,9 +66,9 @@ private void populate(SellPlugin plugin, ConfigManager cfg, Player player) {
 
         // Confirm button
         List<String> confirmLore = new ArrayList<>();
-        confirmLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert("sell all items from your inventory."));
+        confirmLore.add(ChatColor.GRAY + " ▸ " + SmallCaps.convert(cfg.getText("confirm-sell-all.confirm-lore", "sell all items from your inventory.")));
         if (itemCount > 0) {
-            confirmLore.add(ChatColor.GREEN + " ▸ " + SmallCaps.convert("you will earn: $") + NumberFormatter.format(value));
+            confirmLore.add(ChatColor.GREEN + " ▸ " + SmallCaps.convert(cfg.getText("confirm-sell-all.confirm-earn", "you will earn: $")) + NumberFormatter.format(value));
         }
         inv.setItem(SLOT_CONFIRM, makeItem(
                 cfg.getIconMaterial("confirm", Material.LIME_STAINED_GLASS_PANE),
@@ -76,7 +77,7 @@ private void populate(SellPlugin plugin, ConfigManager cfg, Player player) {
 
         // Cancel button
         List<String> cancelLore = cfg.getIconLore("cancel",
-                Collections.singletonList(ChatColor.GRAY + SmallCaps.convert("go back without selling.")));
+                Collections.singletonList(ChatColor.GRAY + SmallCaps.convert(cfg.getText("confirm-sell-all.cancel-lore", "go back without selling."))));
         inv.setItem(SLOT_CANCEL, makeItem(
                 cfg.getIconMaterial("cancel", Material.RED_STAINED_GLASS_PANE),
                 cfg.getIconName("cancel", "&c&l" + SmallCaps.convert("cancel")),