Goods purchasing fixed

src/main/java/com/alterdekim/game/component/GameServer.java

@@ -285,14 +285,15 @@ public class GameServer {
 
     private void buyOne(int playerId, AMFObject item, UserMessage message) {
         Map<String, AMFObject> obj = (Map<String, AMFObject>) item.getRaw();
-        long goodId = obj.get("GoodId").getLong();
+        obj = (Map<String, AMFObject>) obj.get("item").getRaw();
-        boolean isMagic = obj.get("Currency").getLong() == 2;
+        long goodId = obj.get("id").getLong();
         Optional<Good> tGood = this.goodsService.findById(goodId);
         if( tGood.isEmpty() ) {
             this.sendResult(playerId, message.getTransactionId(), new BuyGoodResult(new ArrayList<>()));
             return;
         }
         Good good = tGood.get();
+        boolean isMagic = good.getMagicTickets() != 0;
         AvatarInventoryType invType = AvatarInventoryType.fromGoodType(good.getGoodTypeId());
         if( isMagic ) {
             if( !subtractMagicTickets(playerId, good.getMagicTickets()) ) {
@@ -300,7 +301,7 @@ public class GameServer {
                 return;
             }
             this.users.pushToInventory(playerId, invType, goodId);
-            this.sendResult(playerId, message.getTransactionId(), new BuyGoodResultGood(true, new ArrayList<>()));
+            this.sendResult(playerId, message.getTransactionId(), new BuyGoodResultGood(new BuyGoodResultGood.BuyGoodBody(false, new ArrayList<>())));
             return;
         }
         if( !subtractUsualTickets(playerId, good.getUsualTickets()) ) {
@@ -308,7 +309,7 @@ public class GameServer {
             return;
         }
         this.users.pushToInventory(playerId, invType, goodId);
-        this.sendResult(playerId, message.getTransactionId(), new BuyGoodResultGood(true, new ArrayList<>()));
+        this.sendResult(playerId, message.getTransactionId(), new BuyGoodResultGood(new BuyGoodResultGood.BuyGoodBody(false, new ArrayList<>())));
     }
 
     private boolean subtractUsualTickets(int userId, int amount) {

src/main/java/com/alterdekim/game/component/game/inventory/BuyGoodResultGood.java

@@ -7,9 +7,14 @@ import java.util.List;
 
 @AllArgsConstructor
 public class BuyGoodResultGood {
+    private BuyGoodBody body;
+
+    @AllArgsConstructor
+    public static class BuyGoodBody {
         @AMFKey(name = "Error")
         private Boolean error;
 
         @AMFKey(name = "GoodInfo")
         private List<Integer> goodInfo;
+    }
 }

src/main/java/com/alterdekim/game/message/amf/AMFDeserializer.java

@@ -63,6 +63,10 @@ public class AMFDeserializer {
         Map<String, AMFObject> map = new HashMap<>();
         boolean endMarker = false;
         while(!endMarker) {
+            if( bytes.size() < 2 ) {
+                bytes.clear();
+                break;
+            }
             var a = bytes.subList(0, 2);
             int keyLen = BinaryMessageSerializer.deserializeInteger(a);
             a.clear();
@@ -75,9 +79,13 @@ public class AMFDeserializer {
             String key = new String(SerializerUtils.bytesToPrimitive(a));
             a.clear();
             AMFObject object = new AMFObject();
+            if(!bytes.isEmpty()) {
                 object.setType(AMFValueType.toValueType(bytes.remove()));
                 object.setValue(processSingle(object.getType()));
                 map.put(key, object);
+            } else {
+                break;
+            }
         }
         return map;
     }
@@ -87,6 +95,10 @@ public class AMFDeserializer {
         bytes.subList(0, 4).clear();
         boolean endMarker = false;
         while(!endMarker) {
+            if( bytes.size() < 2 ) {
+                bytes.clear();
+                break;
+            }
             var a = bytes.subList(0, 2);
             int keyLen = BinaryMessageSerializer.deserializeInteger(a);
             a.clear();

src/main/java/com/alterdekim/game/repository/AvatarInventoryRepository.java

@@ -27,7 +27,7 @@ public interface AvatarInventoryRepository extends JpaRepository<AvatarInventory
     List<AvatarInventory> findUsedItemsByUserIdAndType(@Param("uid") Integer userId, @Param("type") AvatarInventoryType type);
 
     @Query(value = "SELECT a FROM AvatarInventory a WHERE a.user.id = :uid AND a.type = :type AND a.goodId = :good_id")
-    Optional<AvatarInventory> findSpecificitem(@Param("uid") Integer userId, @Param("type") AvatarInventoryType type, @Param("good_id") Long goodId);
+    List<AvatarInventory> findSpecificitem(@Param("uid") Integer userId, @Param("type") AvatarInventoryType type, @Param("good_id") Long goodId);
 
     @Transactional
     @Modifying

src/main/java/com/alterdekim/game/service/AvatarInventoryService.java

@@ -75,7 +75,7 @@ public class AvatarInventoryService {
     }
 
     public boolean isSpecificItemExists(Integer userId, AvatarInventoryType type, Long goodId) {
-        return this.inventoryRepository.findSpecificitem(userId, type, goodId).isPresent();
+        return !this.inventoryRepository.findSpecificitem(userId, type, goodId).isEmpty();
     }
 
     public InventoryGroup getBodyPartInventoryGroup(Integer userId, BodyPartType type, boolean addEmpty) {

src/main/java/com/alterdekim/game/service/UserService.java

@@ -354,6 +354,8 @@ public class UserService {
     }
 
     public void pushToInventory(int userId, AvatarInventoryType type, long goodId) {
+        if( !this.inventoryService.isSpecificItemExists(userId, type, goodId) ) {
             this.inventoryService.addGoodToInventory(new AvatarInventory(userRepository.getReferenceById(userId), goodId, false, type));
         }
+    }
 }