Use Vault Economy API for winner money rewards instead of eco console commands

src/main/java/us/tss3/blockparty/arena/Arena.java

@@ -469,7 +469,7 @@ public class Arena {
                 spawnCelebration(winnerPlayer);
             }
             plugin.getStatsManager().recordWin(winner);
-            plugin.getRewardManager().dispatchWinnerRewards(winnerName, config.getName(), round);
+            plugin.getRewardManager().dispatchWinnerRewards(winner, winnerName, config.getName(), round);
         } else {
             for (UUID uuid : allParticipants()) {
                 Player p = plugin.getServer().getPlayer(uuid);

src/main/java/us/tss3/blockparty/config/ConfigManager.java

@@ -57,6 +57,14 @@ public class ConfigManager {
         return config.getStringList("rewards.winner.commands");
     }
 
+    public double getRewardMoney() {
+        return config.getDouble("rewards.winner.money", 0);
+    }
+
+    public boolean isVaultEnabled() {
+        return config.getBoolean("integrations.vault", true);
+    }
+
     public List<String> getDefaultFloorMaterials() {
         return config.getStringList("default-floor-materials");
     }

src/main/java/us/tss3/blockparty/economy/VaultEconomyHook.java

@@ -0,0 +1,36 @@
+package us.tss3.blockparty.economy;
+
+import net.milkbowl.vault.economy.Economy;
+import org.bukkit.OfflinePlayer;
+import org.bukkit.plugin.RegisteredServiceProvider;
+import us.tss3.blockparty.BlockPartyPlugin;
+
+/**
+ * Thin wrapper around the Vault {@link Economy} service. Only ever constructed/touched when
+ * the Vault plugin is actually present (see BlockPartyPlugin#registerVaultEconomy) so a
+ * missing Vault install never causes a classloading error on startup.
+ */
+public class VaultEconomyHook {
+
+    private final Economy economy;
+
+    private VaultEconomyHook(Economy economy) {
+        this.economy = economy;
+    }
+
+    /** Returns a hook if Vault is present and has a registered Economy provider, else null. */
+    public static VaultEconomyHook tryCreate(BlockPartyPlugin plugin) {
+        RegisteredServiceProvider<Economy> rsp = plugin.getServer().getServicesManager().getRegistration(Economy.class);
+        if (rsp == null || rsp.getProvider() == null) {
+            return null;
+        }
+        return new VaultEconomyHook(rsp.getProvider());
+    }
+
+    public boolean deposit(OfflinePlayer player, double amount) {
+        if (amount <= 0) {
+            return true;
+        }
+        return economy.depositPlayer(player, amount).transactionSuccess();
+    }
+}

src/main/java/us/tss3/blockparty/reward/RewardManager.java

@@ -1,20 +1,33 @@
 package us.tss3.blockparty.reward;
 
 import org.bukkit.Bukkit;
+import org.bukkit.OfflinePlayer;
 import us.tss3.blockparty.BlockPartyPlugin;
+import us.tss3.blockparty.economy.VaultEconomyHook;
 
 import java.util.List;
+import java.util.UUID;
+import java.util.logging.Level;
 
-/** Dispatches configured console commands as rewards, substituting placeholders. No Vault required. */
+/**
+ * Dispatches configured winner rewards: an optional Vault-backed money deposit
+ * (rewards.winner.money) plus a list of console commands, both with %player%/%arena%/%round%
+ * placeholders substituted. Vault is looked up fresh on every dispatch (rather than cached at
+ * startup) so plugin load order relative to the underlying economy plugin doesn't matter; a
+ * missing/absent Vault is logged once and simply skips the money portion, never crashing.
+ */
 public class RewardManager {
 
     private final BlockPartyPlugin plugin;
+    private boolean warnedNoVault;
 
     public RewardManager(BlockPartyPlugin plugin) {
         this.plugin = plugin;
     }
 
-    public void dispatchWinnerRewards(String playerName, String arenaName, int round) {
+    public void dispatchWinnerRewards(UUID playerId, String playerName, String arenaName, int round) {
+        dispatchMoney(playerId);
+
         List<String> commands = plugin.getConfigManager().getRewardCommands();
         for (String cmd : commands) {
             String parsed = cmd.replace("%player%", playerName)
@@ -24,4 +37,37 @@ public class RewardManager {
                     Bukkit.dispatchCommand(Bukkit.getConsoleSender(), parsed));
         }
     }
+
+    private void dispatchMoney(UUID playerId) {
+        double amount = plugin.getConfigManager().getRewardMoney();
+        if (amount <= 0) {
+            return;
+        }
+        if (!plugin.getConfigManager().isVaultEnabled() || Bukkit.getPluginManager().getPlugin("Vault") == null) {
+            warnNoVaultOnce();
+            return;
+        }
+        try {
+            VaultEconomyHook economy = VaultEconomyHook.tryCreate(plugin);
+            if (economy == null) {
+                warnNoVaultOnce();
+                return;
+            }
+            OfflinePlayer offline = Bukkit.getOfflinePlayer(playerId);
+            boolean success = economy.deposit(offline, amount);
+            if (!success) {
+                plugin.getLogger().warning("Vault deposit of " + amount + " to " + offline.getName() + " reported failure.");
+            }
+        } catch (Throwable t) {
+            plugin.getLogger().log(Level.WARNING, "Failed to deposit winner reward via Vault", t);
+        }
+    }
+
+    private void warnNoVaultOnce() {
+        if (!warnedNoVault) {
+            plugin.getLogger().warning("rewards.winner.money is set but Vault (with an economy plugin) is not "
+                    + "available - skipping money rewards. Install Vault + an economy plugin, or set money: 0.");
+            warnedNoVault = true;
+        }
+    }
 }

src/main/resources/config.yml

@@ -69,9 +69,14 @@ storage:
 
 rewards:
   winner:
+    # Deposited via the Vault Economy API (requires Vault + an economy plugin like EssentialsX).
+    # Set to 0 to disable money rewards entirely; console commands below still run either way.
+    money: 100
     commands:
-      - "eco give %player% 100"
+      - "give %player% diamond 3"
       - "say %player% won BlockParty in %arena% after %round% rounds!"
 
 integrations:
   placeholderapi: true
+  # If false, money rewards are skipped even when Vault is installed (console commands are unaffected).
+  vault: true