Fix whitespace [skip actions]

src/main/java/emu/grasscutter/server/packet/recv/HandlerPlayerEnterDungeonReq.java

@@ -8,13 +8,13 @@ import emu.grasscutter.server.game.GameSession;
 
 @Opcodes(PacketOpcodes.PlayerEnterDungeonReq)
 public class HandlerPlayerEnterDungeonReq extends PacketHandler {
-	
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		// Auto template
-		PlayerEnterDungeonReq req = PlayerEnterDungeonReq.parseFrom(payload);
-		
-		session.getServer().getDungeonSystem().enterDungeon(session.getPlayer(), req.getPointId(), req.getDungeonId());
-	}
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        // Auto template
+        PlayerEnterDungeonReq req = PlayerEnterDungeonReq.parseFrom(payload);
+
+        session.getServer().getDungeonSystem().enterDungeon(session.getPlayer(), req.getPointId(), req.getDungeonId());
+    }
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerPlayerGetForceQuitBanInfoReq.java

@@ -9,17 +9,17 @@ import emu.grasscutter.server.packet.send.PacketPlayerGetForceQuitBanInfoRsp;
 
 @Opcodes(PacketOpcodes.PlayerGetForceQuitBanInfoReq)
 public class HandlerPlayerGetForceQuitBanInfoReq extends PacketHandler {
-	
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		
-		if (session.getServer().getMultiplayerSystem().leaveCoop(session.getPlayer())) {
-			// Success
-			session.send(new PacketPlayerGetForceQuitBanInfoRsp(RetcodeOuterClass.Retcode.RET_SUCC_VALUE));
-		} else {
-			// Fail
-			session.send(new PacketPlayerGetForceQuitBanInfoRsp(RetcodeOuterClass.Retcode.RET_SVR_ERROR_VALUE));
-		}
-	}
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+
+        if (session.getServer().getMultiplayerSystem().leaveCoop(session.getPlayer())) {
+            // Success
+            session.send(new PacketPlayerGetForceQuitBanInfoRsp(RetcodeOuterClass.Retcode.RET_SUCC_VALUE));
+        } else {
+            // Fail
+            session.send(new PacketPlayerGetForceQuitBanInfoRsp(RetcodeOuterClass.Retcode.RET_SVR_ERROR_VALUE));
+        }
+    }
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerPlayerLoginReq.java

@@ -18,39 +18,39 @@ import emu.grasscutter.server.packet.send.PacketTakeAchievementRewardReq;
 @Opcodes(PacketOpcodes.PlayerLoginReq) // Sends initial data packets
 public class HandlerPlayerLoginReq extends PacketHandler {
 
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		// Check
-		if (session.getAccount() == null) {
-			session.close();
-			return;
-		}
-
-		// Parse request
-		PlayerLoginReq req = PlayerLoginReq.parseFrom(payload);
-
-		// Authenticate session
-		if (!req.getToken().equals(session.getAccount().getToken())) {
-			session.close();
-			return;
-		}
-
-		// Load character from db
-		Player player = session.getPlayer();
-
-		// Show opening cutscene if player has no avatars
-		if (player.getAvatars().getAvatarCount() == 0) {
-			// Pick character
-			session.setState(SessionState.PICKING_CHARACTER);
-			session.send(new BasePacket(PacketOpcodes.DoSetPlayerBornDataNotify));
-		} else {
-			// Login done
-			session.getPlayer().onLogin();
-		}
-
-		// Final packet to tell client logging in is done
-		session.send(new PacketPlayerLoginRsp(session));
-		session.send(new PacketTakeAchievementRewardReq(session));
-	}
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        // Check
+        if (session.getAccount() == null) {
+            session.close();
+            return;
+        }
+
+        // Parse request
+        PlayerLoginReq req = PlayerLoginReq.parseFrom(payload);
+
+        // Authenticate session
+        if (!req.getToken().equals(session.getAccount().getToken())) {
+            session.close();
+            return;
+        }
+
+        // Load character from db
+        Player player = session.getPlayer();
+
+        // Show opening cutscene if player has no avatars
+        if (player.getAvatars().getAvatarCount() == 0) {
+            // Pick character
+            session.setState(SessionState.PICKING_CHARACTER);
+            session.send(new BasePacket(PacketOpcodes.DoSetPlayerBornDataNotify));
+        } else {
+            // Login done
+            session.getPlayer().onLogin();
+        }
+
+        // Final packet to tell client logging in is done
+        session.send(new PacketPlayerLoginRsp(session));
+        session.send(new PacketTakeAchievementRewardReq(session));
+    }
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerPlayerQuitDungeonReq.java

@@ -7,10 +7,10 @@ import emu.grasscutter.server.game.GameSession;
 
 @Opcodes(PacketOpcodes.PlayerQuitDungeonReq)
 public class HandlerPlayerQuitDungeonReq extends PacketHandler {
-	
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		session.getPlayer().getServer().getDungeonSystem().exitDungeon(session.getPlayer());
-	}
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        session.getPlayer().getServer().getDungeonSystem().exitDungeon(session.getPlayer());
+    }
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerPullPrivateChatReq.java

@@ -9,14 +9,14 @@ import emu.grasscutter.server.packet.send.PacketPullPrivateChatRsp;
 
 @Opcodes(PacketOpcodes.PullPrivateChatReq)
 public class HandlerPullPrivateChatReq extends PacketHandler {
-	
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		PullPrivateChatReq req = PullPrivateChatReq.parseFrom(payload);
 
-		session.getServer().getChatManager().handlePullPrivateChatReq(session.getPlayer(), req.getTargetUid());
-		
-		// session.send(new PacketPullPrivateChatRsp(req.getTargetUid()));
-	}
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        PullPrivateChatReq req = PullPrivateChatReq.parseFrom(payload);
+
+        session.getServer().getChatManager().handlePullPrivateChatReq(session.getPlayer(), req.getTargetUid());
+
+        // session.send(new PacketPullPrivateChatRsp(req.getTargetUid()));
+    }
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerPullRecentChatReq.java

@@ -8,8 +8,8 @@ import emu.grasscutter.server.packet.send.PacketPullRecentChatRsp;
 
 @Opcodes(PacketOpcodes.PullRecentChatReq)
 public class HandlerPullRecentChatReq extends PacketHandler {
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		session.getServer().getChatManager().handlePullRecentChatReq(session.getPlayer());
-	}
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        session.getServer().getChatManager().handlePullRecentChatReq(session.getPlayer());
+    }
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerQueryPathReq.java

@@ -11,17 +11,17 @@ import emu.grasscutter.server.packet.send.PacketQueryPathRsp;
 @Opcodes(PacketOpcodes.QueryPathReq)
 public class HandlerQueryPathReq extends PacketHandler {
 
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		var req = QueryPathReq.parseFrom(payload);
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        var req = QueryPathReq.parseFrom(payload);
 
         /**
          * It is not the actual work
          */
-        
+
         if (req.getDestinationPosList().size() > 0) {
-        	session.send(new PacketQueryPathRsp(req));
+            session.send(new PacketQueryPathRsp(req));
         }
-	}
+    }
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerReliquaryDecomposeReq.java

@@ -8,9 +8,9 @@ import emu.grasscutter.server.game.GameSession;
 
 @Opcodes(PacketOpcodes.ReliquaryDecomposeReq)
 public class HandlerReliquaryDecomposeReq extends PacketHandler {
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		ReliquaryDecomposeReq req = ReliquaryDecomposeReq.parseFrom(payload);
-		session.getServer().getCombineSystem().decomposeReliquaries(session.getPlayer(), req.getConfigId(), req.getTargetCount(), req.getGuidListList());
-	}
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        ReliquaryDecomposeReq req = ReliquaryDecomposeReq.parseFrom(payload);
+        session.getServer().getCombineSystem().decomposeReliquaries(session.getPlayer(), req.getConfigId(), req.getTargetCount(), req.getGuidListList());
+    }
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerReliquaryUpgradeReq.java

@@ -8,12 +8,12 @@ import emu.grasscutter.server.game.GameSession;
 
 @Opcodes(PacketOpcodes.ReliquaryUpgradeReq)
 public class HandlerReliquaryUpgradeReq extends PacketHandler {
-	
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		ReliquaryUpgradeReq req = ReliquaryUpgradeReq.parseFrom(payload);
-		
-		session.getServer().getInventorySystem().upgradeRelic(session.getPlayer(), req.getTargetReliquaryGuid(), req.getFoodReliquaryGuidListList(), req.getItemParamListList());
-	}
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        ReliquaryUpgradeReq req = ReliquaryUpgradeReq.parseFrom(payload);
+
+        session.getServer().getInventorySystem().upgradeRelic(session.getPlayer(), req.getTargetReliquaryGuid(), req.getFoodReliquaryGuidListList(), req.getItemParamListList());
+    }
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerSceneKickPlayerReq.java

@@ -9,18 +9,18 @@ import emu.grasscutter.server.packet.send.PacketSceneKickPlayerRsp;
 
 @Opcodes(PacketOpcodes.SceneKickPlayerReq)
 public class HandlerSceneKickPlayerReq extends PacketHandler {
-	
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		SceneKickPlayerReq req = SceneKickPlayerReq.parseFrom(payload);
-		
-		if (session.getServer().getMultiplayerSystem().kickPlayer(session.getPlayer(), req.getTargetUid())) {
-			// Success
-			session.send(new PacketSceneKickPlayerRsp(req.getTargetUid()));
-		} else {
-			// Fail
-			session.send(new PacketSceneKickPlayerRsp());
-		}
-	}
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        SceneKickPlayerReq req = SceneKickPlayerReq.parseFrom(payload);
+
+        if (session.getServer().getMultiplayerSystem().kickPlayer(session.getPlayer(), req.getTargetUid())) {
+            // Success
+            session.send(new PacketSceneKickPlayerRsp(req.getTargetUid()));
+        } else {
+            // Fail
+            session.send(new PacketSceneKickPlayerRsp());
+        }
+    }
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerSetEquipLockStateReq.java

@@ -8,12 +8,12 @@ import emu.grasscutter.server.game.GameSession;
 
 @Opcodes(PacketOpcodes.SetEquipLockStateReq)
 public class HandlerSetEquipLockStateReq extends PacketHandler {
-	
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		SetEquipLockStateReq req = SetEquipLockStateReq.parseFrom(payload);
-		
-		session.getServer().getInventorySystem().lockEquip(session.getPlayer(), req.getTargetEquipGuid(), req.getIsLocked());
-	}
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        SetEquipLockStateReq req = SetEquipLockStateReq.parseFrom(payload);
+
+        session.getServer().getInventorySystem().lockEquip(session.getPlayer(), req.getTargetEquipGuid(), req.getIsLocked());
+    }
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerSetOpenStateReq.java

@@ -23,4 +23,4 @@ public class HandlerSetOpenStateReq extends PacketHandler {
         session.send(new PacketSetOpenStateRsp(openState,value));
     }
 
-}
+}
\ No newline at end of file

src/main/java/emu/grasscutter/server/packet/recv/HandlerSetPlayerBornDataReq.java

@@ -23,62 +23,62 @@ import java.util.Arrays;
 
 @Opcodes(PacketOpcodes.SetPlayerBornDataReq)
 public class HandlerSetPlayerBornDataReq extends PacketHandler {
-	
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		SetPlayerBornDataReq req = SetPlayerBornDataReq.parseFrom(payload);
-		
-		// Sanity checks
-		int avatarId = req.getAvatarId();
-		int startingSkillDepot;
-		if (avatarId == GameConstants.MAIN_CHARACTER_MALE) {
-			startingSkillDepot = 504;
-		} else if (avatarId == GameConstants.MAIN_CHARACTER_FEMALE) {
-			startingSkillDepot = 704;
-		} else {
-			return;
-		}
-		
-		// Make sure resources folder is set
-		if (!GameData.getAvatarDataMap().containsKey(avatarId)) {
-			Grasscutter.getLogger().error("No avatar data found! Please check your ExcelBinOutput folder.");
-			session.close();
-			return;
-		}
-		
-		// Get player object
-		Player player = session.getPlayer();
-		player.setNickname(req.getNickName());
 
-		// Create avatar
-		if (player.getAvatars().getAvatarCount() == 0) {
-			Avatar mainCharacter = new Avatar(avatarId);
-			mainCharacter.setSkillDepotData(GameData.getAvatarSkillDepotDataMap().get(startingSkillDepot));
-			// Manually handle adding to team
-			player.addAvatar(mainCharacter, false);
-			player.setMainCharacterId(avatarId);
-			player.setHeadImage(avatarId);
-			player.getTeamManager().getCurrentSinglePlayerTeamInfo().getAvatars().add(mainCharacter.getAvatarId());
-			player.save(); // TODO save player team in different object
-		} else {
-			return;
-		}
-		
-		// Login done
-		session.getPlayer().onLogin();
-		
-		// Born resp packet
-		session.send(new BasePacket(PacketOpcodes.SetPlayerBornDataRsp));
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        SetPlayerBornDataReq req = SetPlayerBornDataReq.parseFrom(payload);
 
-		// Default mail
-		var welcomeMail = GAME_INFO.joinOptions.welcomeMail;
-		MailBuilder mailBuilder = new MailBuilder(player.getUid(), new Mail());
-		mailBuilder.mail.mailContent.title = welcomeMail.title;
-		mailBuilder.mail.mailContent.sender = welcomeMail.sender;
-		// Please credit Grasscutter if changing something here. We don't condone commercial use of the project.
-		mailBuilder.mail.mailContent.content = welcomeMail.content + "\n<type=\"browser\" text=\"GitHub\" href=\"https://github.com/Melledy/Grasscutter\"/>";
-		mailBuilder.mail.itemList.addAll(Arrays.asList(welcomeMail.items));
-		mailBuilder.mail.importance = 1;
-		player.sendMail(mailBuilder.mail);
-	}
+        // Sanity checks
+        int avatarId = req.getAvatarId();
+        int startingSkillDepot;
+        if (avatarId == GameConstants.MAIN_CHARACTER_MALE) {
+            startingSkillDepot = 504;
+        } else if (avatarId == GameConstants.MAIN_CHARACTER_FEMALE) {
+            startingSkillDepot = 704;
+        } else {
+            return;
+        }
+
+        // Make sure resources folder is set
+        if (!GameData.getAvatarDataMap().containsKey(avatarId)) {
+            Grasscutter.getLogger().error("No avatar data found! Please check your ExcelBinOutput folder.");
+            session.close();
+            return;
+        }
+
+        // Get player object
+        Player player = session.getPlayer();
+        player.setNickname(req.getNickName());
+
+        // Create avatar
+        if (player.getAvatars().getAvatarCount() == 0) {
+            Avatar mainCharacter = new Avatar(avatarId);
+            mainCharacter.setSkillDepotData(GameData.getAvatarSkillDepotDataMap().get(startingSkillDepot));
+            // Manually handle adding to team
+            player.addAvatar(mainCharacter, false);
+            player.setMainCharacterId(avatarId);
+            player.setHeadImage(avatarId);
+            player.getTeamManager().getCurrentSinglePlayerTeamInfo().getAvatars().add(mainCharacter.getAvatarId());
+            player.save(); // TODO save player team in different object
+        } else {
+            return;
+        }
+
+        // Login done
+        session.getPlayer().onLogin();
+
+        // Born resp packet
+        session.send(new BasePacket(PacketOpcodes.SetPlayerBornDataRsp));
+
+        // Default mail
+        var welcomeMail = GAME_INFO.joinOptions.welcomeMail;
+        MailBuilder mailBuilder = new MailBuilder(player.getUid(), new Mail());
+        mailBuilder.mail.mailContent.title = welcomeMail.title;
+        mailBuilder.mail.mailContent.sender = welcomeMail.sender;
+        // Please credit Grasscutter if changing something here. We don't condone commercial use of the project.
+        mailBuilder.mail.mailContent.content = welcomeMail.content + "\n<type=\"browser\" text=\"GitHub\" href=\"https://github.com/Melledy/Grasscutter\"/>";
+        mailBuilder.mail.itemList.addAll(Arrays.asList(welcomeMail.items));
+        mailBuilder.mail.importance = 1;
+        player.sendMail(mailBuilder.mail);
+    }
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerTowerAllDataReq.java

@@ -8,13 +8,13 @@ import emu.grasscutter.server.packet.send.PacketTowerAllDataRsp;
 
 @Opcodes(PacketOpcodes.TowerAllDataReq)
 public class HandlerTowerAllDataReq extends PacketHandler {
-	
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		session.send(new PacketTowerAllDataRsp(
-				session.getServer().getTowerSystem(),
-				session.getPlayer().getTowerManager()
-		));
-	}
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        session.send(new PacketTowerAllDataRsp(
+                session.getServer().getTowerSystem(),
+                session.getPlayer().getTowerManager()
+        ));
+    }
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerUnionCmdNotify.java

@@ -13,28 +13,28 @@ import emu.grasscutter.Grasscutter.ServerDebugMode;
 
 @Opcodes(PacketOpcodes.UnionCmdNotify)
 public class HandlerUnionCmdNotify extends PacketHandler {
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		UnionCmdNotify req = UnionCmdNotify.parseFrom(payload);
-		for (UnionCmd cmd : req.getCmdListList()) {
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        UnionCmdNotify req = UnionCmdNotify.parseFrom(payload);
+        for (UnionCmd cmd : req.getCmdListList()) {
             int cmdOpcode = cmd.getMessageId();
             byte[] cmdPayload = cmd.getBody().toByteArray();
-            if(GAME_INFO.logPackets == ServerDebugMode.WHITELIST && SERVER.debugWhitelist.contains(cmd.getMessageId())) {
+            if (GAME_INFO.logPackets == ServerDebugMode.WHITELIST && SERVER.debugWhitelist.contains(cmd.getMessageId())) {
                 session.logPacket("RECV in Union", cmdOpcode, cmdPayload);
             } else if (GAME_INFO.logPackets ==  ServerDebugMode.BLACKLIST && !SERVER.debugBlacklist.contains(cmd.getMessageId())) {
                 session.logPacket("RECV in Union", cmdOpcode, cmdPayload);
             }
             //debugLevel ALL ignores UnionCmdNotify, so we will also ignore the contained opcodes
             session.getServer().getPacketHandler().handle(session, cmd.getMessageId(), EMPTY_BYTE_ARRAY, cmd.getBody().toByteArray());
-		}
+        }
 
-		// Update
-		session.getPlayer().getCombatInvokeHandler().update(session.getPlayer());
-		session.getPlayer().getAbilityInvokeHandler().update(session.getPlayer());
+        // Update
+        session.getPlayer().getCombatInvokeHandler().update(session.getPlayer());
+        session.getPlayer().getAbilityInvokeHandler().update(session.getPlayer());
 
         // Handle attack results last
-		while (!session.getPlayer().getAttackResults().isEmpty()) {
-			session.getPlayer().getScene().handleAttack(session.getPlayer().getAttackResults().poll());
-		}
-	}
+        while (!session.getPlayer().getAttackResults().isEmpty()) {
+            session.getPlayer().getScene().handleAttack(session.getPlayer().getAttackResults().poll());
+        }
+    }
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerUnlockAvatarTalentReq.java

@@ -8,13 +8,13 @@ import emu.grasscutter.server.game.GameSession;
 
 @Opcodes(PacketOpcodes.UnlockAvatarTalentReq)
 public class HandlerUnlockAvatarTalentReq extends PacketHandler {
-	
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		UnlockAvatarTalentReq req = UnlockAvatarTalentReq.parseFrom(payload);
-		
-		// Unlock avatar const
-		session.getServer().getInventorySystem().unlockAvatarConstellation(session.getPlayer(), req.getAvatarGuid());
-	}
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        UnlockAvatarTalentReq req = UnlockAvatarTalentReq.parseFrom(payload);
+
+        // Unlock avatar const
+        session.getServer().getInventorySystem().unlockAvatarConstellation(session.getPlayer(), req.getAvatarGuid());
+    }
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerUseItemReq.java

@@ -10,17 +10,17 @@ import emu.grasscutter.server.packet.send.PacketUseItemRsp;
 
 @Opcodes(PacketOpcodes.UseItemReq)
 public class HandlerUseItemReq extends PacketHandler {
-	
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		UseItemReq req = UseItemReq.parseFrom(payload);
-		
-		GameItem useItem = session.getServer().getInventorySystem().useItem(session.getPlayer(), req.getTargetGuid(), req.getGuid(), req.getCount(), req.getOptionIdx());
-		if (useItem != null) {
-			session.send(new PacketUseItemRsp(req.getTargetGuid(), useItem));
-		} else {
-			session.send(new PacketUseItemRsp());
-		}
-	}
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        UseItemReq req = UseItemReq.parseFrom(payload);
+
+        GameItem useItem = session.getServer().getInventorySystem().useItem(session.getPlayer(), req.getTargetGuid(), req.getGuid(), req.getCount(), req.getOptionIdx());
+        if (useItem != null) {
+            session.send(new PacketUseItemRsp(req.getTargetGuid(), useItem));
+        } else {
+            session.send(new PacketUseItemRsp());
+        }
+    }
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerWeaponAwakenReq.java

@@ -8,13 +8,13 @@ import emu.grasscutter.server.game.GameSession;
 
 @Opcodes(PacketOpcodes.WeaponAwakenReq)
 public class HandlerWeaponAwakenReq extends PacketHandler {
-	
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		WeaponAwakenReq req = WeaponAwakenReq.parseFrom(payload);
-		
-		// Weapon refinement
-		session.getServer().getInventorySystem().refineWeapon(session.getPlayer(), req.getTargetWeaponGuid(), req.getItemGuid());
-	}
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        WeaponAwakenReq req = WeaponAwakenReq.parseFrom(payload);
+
+        // Weapon refinement
+        session.getServer().getInventorySystem().refineWeapon(session.getPlayer(), req.getTargetWeaponGuid(), req.getItemGuid());
+    }
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerWeaponPromoteReq.java

@@ -8,13 +8,13 @@ import emu.grasscutter.server.game.GameSession;
 
 @Opcodes(PacketOpcodes.WeaponPromoteReq)
 public class HandlerWeaponPromoteReq extends PacketHandler {
-	
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		WeaponPromoteReq req = WeaponPromoteReq.parseFrom(payload);
-		
-		// Ascend weapon
-		session.getServer().getInventorySystem().promoteWeapon(session.getPlayer(), req.getTargetWeaponGuid());
-	}
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        WeaponPromoteReq req = WeaponPromoteReq.parseFrom(payload);
+
+        // Ascend weapon
+        session.getServer().getInventorySystem().promoteWeapon(session.getPlayer(), req.getTargetWeaponGuid());
+    }
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerWeaponUpgradeReq.java

@@ -8,18 +8,18 @@ import emu.grasscutter.server.game.GameSession;
 
 @Opcodes(PacketOpcodes.WeaponUpgradeReq)
 public class HandlerWeaponUpgradeReq extends PacketHandler {
-	
-	@Override
-	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		WeaponUpgradeReq req = WeaponUpgradeReq.parseFrom(payload);
-		
-		// Level up weapon
-		session.getServer().getInventorySystem().upgradeWeapon(
-				session.getPlayer(), 
-				req.getTargetWeaponGuid(), 
-				req.getFoodWeaponGuidListList(),
-				req.getItemParamListList()
-		);
-	}
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        WeaponUpgradeReq req = WeaponUpgradeReq.parseFrom(payload);
+
+        // Level up weapon
+        session.getServer().getInventorySystem().upgradeWeapon(
+                session.getPlayer(),
+                req.getTargetWeaponGuid(),
+                req.getFoodWeaponGuidListList(),
+                req.getItemParamListList()
+        );
+    }
 
 }