Fix the money bug

src/main/java/com/Acrobot/ChestShop/Economy/Economy.java

@@ -73,6 +73,30 @@ public class Economy {
         return manager.subtract(uName.getName(name), roundUp(amount));
     }
 
+    public static boolean canHold(String name, double amount) {
+        if (!transactionCanFail()) {
+            return true;
+        }
+
+        if (isServerAccount(name)) {
+            if (!getServerAccountName().isEmpty()) {
+                name = getServerAccountName();
+            } else {
+                return true;
+            }
+        }
+
+        name = uName.getName(name);
+
+        if (!manager.add(name, amount)) {
+            return false;
+        } else {
+            manager.subtract(name, amount);
+        }
+
+        return true;
+    }
+
     public static boolean hasEnough(String name, double amount) {
         if (amount <= 0) {
             return true;

src/main/java/com/Acrobot/ChestShop/Listeners/PreTransaction/PartialTransactionModule.java

@@ -50,13 +50,9 @@ public class PartialTransactionModule implements Listener {
 
         String seller = event.getOwner().getName();
 
-        if (Economy.transactionCanFail()) {
-            if (Economy.add(seller, price)) {
-                Economy.subtract(seller, price); //Cash can be safely deposited
-            } else {
-                event.setCancelled(SHOP_DEPOSIT_FAILED);
-                return;
-            }
+        if (!Economy.canHold(seller, price)) {
+            event.setCancelled(SHOP_DEPOSIT_FAILED);
+            return;
         }
 
         stock = event.getStock();
@@ -103,9 +99,7 @@ public class PartialTransactionModule implements Listener {
 
         stock = event.getStock();
 
-        if (Economy.add(player, price)) {
-            Economy.subtract(player, price); //Cash can be safely deposited
-        } else {
+        if (!Economy.canHold(player, price)) {
             event.setCancelled(CLIENT_DEPOSIT_FAILED);
             return;
         }