Merge branch 'development' into stable

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

@@ -16,6 +16,6 @@ public class HandlerGetAllMailReq extends PacketHandler {
     @Override
     public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
         GetAllMailReqOuterClass.GetAllMailReq req = GetAllMailReqOuterClass.GetAllMailReq.parseFrom(payload);
-        session.send(new PacketGetAllMailRsp(session.getPlayer(), req.getIsGiftMail()));
+        session.send(new PacketGetAllMailRsp(session.getPlayer(), req.getANKKGPJCINB()));
     }
 }

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

 package emu.grasscutter.server.packet.recv;
 
+import static emu.grasscutter.Configuration.ACCOUNT;
+
+import emu.grasscutter.Grasscutter;
 import emu.grasscutter.database.DatabaseHelper;
 import emu.grasscutter.game.Account;
+import emu.grasscutter.game.player.Player;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.GetPlayerTokenReqOuterClass.GetPlayerTokenReq;
 import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.server.event.game.PlayerCreationEvent;
+import emu.grasscutter.server.game.GameServer;
 import emu.grasscutter.server.game.GameSession;
 import emu.grasscutter.server.game.GameSession.SessionState;
 import emu.grasscutter.server.packet.send.PacketGetPlayerTokenRsp;
@@ -15,42 +21,73 @@ public class HandlerGetPlayerTokenReq extends PacketHandler {
 	
 	@Override
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+
 		GetPlayerTokenReq req = GetPlayerTokenReq.parseFrom(payload);
 		
 		// Authenticate
 		Account account = DatabaseHelper.getAccountById(req.getAccountUid());
-		if (account == null) {
-			return;
-		}
-		
-		// Check token
-		if (!account.getToken().equals(req.getAccountToken())) {
+		if (account == null || !account.getToken().equals(req.getAccountToken())) {
 			return;
 		}
 		
 		// Set account
 		session.setAccount(account);
-		session.setUseSecretKey(true);
-		session.setState(SessionState.WAITING_FOR_LOGIN);
-		
-		// Has character
-		boolean doesPlayerExist = false;
-		if (account.getPlayerUid() > 0) {
-			// Set flag for player existing
-			doesPlayerExist = DatabaseHelper.checkPlayerExists(account.getPlayerUid());
+
+
+		// Check if player object exists in server
+		// NOTE: CHECKING MUST SITUATED HERE (BEFORE getPlayerByUid)! because to save firstly ,to load secondly !!!
+		// TODO - optimize
+		boolean kicked = false;
+		Player exists = Grasscutter.getGameServer().getPlayerByAccountId(account.getId());
+		if (exists != null) {
+			GameSession existsSession = exists.getSession();
+			if (existsSession != session) {// No self-kicking
+				exists.onLogout();//must save immediately , or the below will load old data
+				existsSession.close();
+				Grasscutter.getLogger().warn("Player {} was kicked due to duplicated login", account.getUsername());
+				kicked = true;
+			}
 		}
-		
-		// Set reserve player id if account doesnt exist
-		if (!doesPlayerExist) {
-			int id = DatabaseHelper.getNextPlayerId(session.getAccount().getPlayerUid());
-			if (id != session.getAccount().getPlayerUid()) {
-				session.getAccount().setPlayerId(id);
-				session.getAccount().save();
+
+		//NOTE: If there are 5 online players, max count of player is 5,
+		// a new client want to login by kicking one of them ,
+		// I think it should be allowed
+		if(!kicked) {
+			// Max players limit
+			if (ACCOUNT.maxPlayer > -1 && Grasscutter.getGameServer().getPlayers().size() >= ACCOUNT.maxPlayer) {
+				session.close();
+				return;
 			}
 		}
 
+		// Get player
+		Player player = DatabaseHelper.getPlayerByAccount(account);
+
+		if (player == null) {
+			int nextPlayerUid = DatabaseHelper.getNextPlayerId(session.getAccount().getReservedPlayerUid());
+			
+			// Call creation event.
+			PlayerCreationEvent event = new PlayerCreationEvent(session, Player.class); event.call();
+			
+			// Create player instance from event.
+			player = event.getPlayerClass().getDeclaredConstructor(GameSession.class).newInstance(session);
+			
+			// Save to db
+			DatabaseHelper.generatePlayerUid(player, nextPlayerUid);
+		}
+
+		// Set player object for session
+		session.setPlayer(player);
+
+		// Load player from database
+		player.loadFromDatabase();
+		
+		// Set session state
+		session.setUseSecretKey(true);
+		session.setState(SessionState.WAITING_FOR_LOGIN);
+
 		// Send packet
-		session.send(new PacketGetPlayerTokenRsp(session, doesPlayerExist));
+		session.send(new PacketGetPlayerTokenRsp(session));
 	}
 
 }

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

 package emu.grasscutter.server.packet.recv;
 
+import emu.grasscutter.game.player.Player;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.packet.PacketHandler;
 import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketGetShopRsp;
+import emu.grasscutter.server.packet.send.PacketGetWidgetSlotRsp;
 
 @Opcodes(PacketOpcodes.GetWidgetSlotReq)
 public class HandlerGetWidgetSlotReq extends PacketHandler {
 	
 	@Override
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		// Unhandled
+		Player player = session.getPlayer();
+		session.send(new PacketGetWidgetSlotRsp(player));
 	}
 	
 }

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

+package emu.grasscutter.server.packet.recv;
+
+import java.math.BigInteger;
+
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.HitTreeNotifyOuterClass.HitTreeNotify;
+import emu.grasscutter.server.game.GameSession;
+
+/**
+ * Implement Deforestation Function
+ */
+@Opcodes(PacketOpcodes.HitTreeNotify)
+public class HandlerHitTreeNotify extends PacketHandler {
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        HitTreeNotify hit = HitTreeNotify.parseFrom(payload);
+        session.getPlayer().getDeforestationManager().onDeforestationInvoke(hit);
+    }
+}
\ No newline at end of file

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

+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.HomeChooseModuleReqOuterClass;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketHomeChooseModuleRsp;
+import emu.grasscutter.server.packet.send.PacketHomeComfortInfoNotify;
+import emu.grasscutter.server.packet.send.PacketPlayerHomeCompInfoNotify;
+
+
+@Opcodes(PacketOpcodes.HomeChooseModuleReq)
+public class HandlerHomeChooseModuleReq extends PacketHandler {
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        HomeChooseModuleReqOuterClass.HomeChooseModuleReq req =
+                HomeChooseModuleReqOuterClass.HomeChooseModuleReq.parseFrom(payload);
+        session.getPlayer().addRealmList(req.getModuleId());
+        session.getPlayer().setCurrentRealmId(req.getModuleId());
+        session.send(new PacketHomeChooseModuleRsp(req.getModuleId()));
+        session.send(new PacketPlayerHomeCompInfoNotify(session.getPlayer()));
+        session.send(new PacketHomeComfortInfoNotify(session.getPlayer()));
+    }
+}

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

 package emu.grasscutter.server.packet.recv;
 
-import emu.grasscutter.game.managers.MapMarkManager.MapMark;
-import emu.grasscutter.game.managers.MapMarkManager.MapMarksManager;
-import emu.grasscutter.game.player.Player;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketHandler;
 import emu.grasscutter.net.packet.PacketOpcodes;
-import emu.grasscutter.net.proto.*;
 import emu.grasscutter.net.proto.MarkMapReqOuterClass.MarkMapReq;
 import emu.grasscutter.server.game.GameSession;
-import emu.grasscutter.server.packet.send.PacketMarkMapRsp;
-import emu.grasscutter.server.packet.send.PacketMarkNewNotify;
-import emu.grasscutter.server.packet.send.PacketSceneEntityAppearNotify;
-import emu.grasscutter.utils.Position;
-
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.Map;
 
 @Opcodes(PacketOpcodes.MarkMapReq)
 public class HandlerMarkMapReq extends PacketHandler {
 
-	private static boolean isInt(String str) {
-
-		try {
-			@SuppressWarnings("unused")
-			int x = Integer.parseInt(str);
-			return true; // String is an Integer
-		} catch (NumberFormatException e) {
-			return false; // String is not an Integer
-		}
-
-	}
-
 	@Override
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
 		MarkMapReq req = MarkMapReq.parseFrom(payload);
-		MarkMapReq.Operation op = req.getOp();
-		Player player = session.getPlayer();
-		MapMarksManager mapMarksManager = player.getMapMarksManager();
-		if (op == MarkMapReq.Operation.ADD) {
-			MapMark newMapMark = new MapMark(req.getMark());
-			// keep teleporting functionality on fishhook mark.
-			if (newMapMark.getMapMarkPointType() == MapMarkPointTypeOuterClass.MapMarkPointType.MAP_MARK_POINT_TYPE_FISH_POOL) {
-				teleport(player, newMapMark);
-				return;
-			}
-			if (mapMarksManager.addMapMark(newMapMark)) {
-				player.save();
-			}
-		} else if (op == MarkMapReq.Operation.MOD) {
-			MapMark newMapMark = new MapMark(req.getMark());
-			if (mapMarksManager.removeMapMark(newMapMark.getPosition())) {
-				if (mapMarksManager.addMapMark(newMapMark)) {
-					player.save();
-				}
-			}
-		} else if (op == MarkMapReq.Operation.DEL) {
-			MapMark newMapMark = new MapMark(req.getMark());
-			if (mapMarksManager.removeMapMark(newMapMark.getPosition())) {
-				player.save();
-			}
-		} else if (op == MarkMapReq.Operation.GET) {
-			// no-op
-		}
-		// send all marks to refresh client map view.
-		HashMap<String, MapMark> mapMarks = mapMarksManager.getAllMapMarks();
-		session.send(new PacketMarkMapRsp(player, mapMarks));
-	}
-
-	private void teleport(Player player, MapMark mapMark) {
-		float y = isInt(mapMark.getName()) ? Integer.parseInt(mapMark.getName()) : 300;
-		float x = mapMark.getPosition().getX();
-		float z = mapMark.getPosition().getZ();
-		player.getPos().set(x, y, z);
-		if (mapMark.getSceneId() != player.getSceneId()) {
-			player.getWorld().transferPlayerToScene(player, mapMark.getSceneId(),
-					player.getPos());
-		} else {
-			player.getScene().broadcastPacket(new PacketSceneEntityAppearNotify(player));
-		}
+		session.getPlayer().getMapMarksManager().handleMapMarkReq(req);
 	}
 }

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

@@ -15,13 +15,13 @@ public class HandlerMcoinExchangeHcoinReq extends PacketHandler {
     public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
         McoinExchangeHcoinReqOuterClass.McoinExchangeHcoinReq exchangeReq = McoinExchangeHcoinReqOuterClass.McoinExchangeHcoinReq.parseFrom(payload);
         
-        if (session.getPlayer().getCrystals() < exchangeReq.getMCoinNum() && exchangeReq.getMCoinNum() == exchangeReq.getHCoinNum()) {
+        if (session.getPlayer().getCrystals() < exchangeReq.getMcoinCost() && exchangeReq.getMcoinCost() == exchangeReq.getHcoin()) {
             session.send(new PacketMcoinExchangeHcoinRsp(RetcodeOuterClass.Retcode.RET_UNKNOWN_ERROR_VALUE));
             return;
         }
         
-        session.getPlayer().setCrystals(session.getPlayer().getCrystals() - exchangeReq.getMCoinNum());
-        session.getPlayer().setPrimogems(session.getPlayer().getPrimogems() + exchangeReq.getHCoinNum());
+        session.getPlayer().setCrystals(session.getPlayer().getCrystals() - exchangeReq.getMcoinCost());
+        session.getPlayer().setPrimogems(session.getPlayer().getPrimogems() + exchangeReq.getHcoin());
         session.getPlayer().save();
         session.send(new PacketMcoinExchangeHcoinRsp(RetcodeOuterClass.Retcode.RET_SUCC_VALUE));
     }

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

 package emu.grasscutter.server.packet.recv;
 
 import emu.grasscutter.game.inventory.GameItem;
+import emu.grasscutter.game.quest.enums.QuestTrigger;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.NpcTalkReqOuterClass.NpcTalkReq;
@@ -14,6 +15,10 @@ public class HandlerNpcTalkReq extends PacketHandler {
 	@Override
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
 		NpcTalkReq req = NpcTalkReq.parseFrom(payload);
+		
+		// Why are there 2 quest triggers that do the same thing...
+		session.getPlayer().getQuestManager().triggerEvent(QuestTrigger.QUEST_CONTENT_COMPLETE_TALK, req.getTalkId());
+		session.getPlayer().getQuestManager().triggerEvent(QuestTrigger.QUEST_CONTENT_FINISH_PLOT, req.getTalkId());
 
 		session.send(new PacketNpcTalkRsp(req.getNpcEntityId(), req.getTalkId(), req.getEntityId()));
 	}

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

 package emu.grasscutter.server.packet.recv;
 
 import emu.grasscutter.data.GameData;
-import emu.grasscutter.data.custom.ScenePointEntry;
+import emu.grasscutter.data.binout.ScenePointEntry;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketHandler;
 import emu.grasscutter.net.packet.PacketOpcodes;

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

 package emu.grasscutter.server.packet.recv;
 
+import emu.grasscutter.Grasscutter;
 import emu.grasscutter.database.DatabaseHelper;
 import emu.grasscutter.game.player.Player;
 import emu.grasscutter.net.packet.BasePacket;
@@ -12,6 +13,8 @@ import emu.grasscutter.server.game.GameSession.SessionState;
 import emu.grasscutter.server.packet.send.PacketPlayerLoginRsp;
 import emu.grasscutter.server.packet.send.PacketTakeAchievementRewardReq;
 
+import static emu.grasscutter.Configuration.ACCOUNT;
+
 @Opcodes(PacketOpcodes.PlayerLoginReq) // Sends initial data packets
 public class HandlerPlayerLoginReq extends PacketHandler {
 	
@@ -19,31 +22,30 @@ public class HandlerPlayerLoginReq extends PacketHandler {
 	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 = DatabaseHelper.getPlayerById(session.getAccount().getPlayerUid());
+		Player player = session.getPlayer();
 		
-		if (player == null) {
-			// Send packets
+		// 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 {
-			// Set character
-			session.setPlayer(player);
-			
 			// Login done
 			session.getPlayer().onLogin();
-			session.setState(SessionState.ACTIVE);
 		}
 
 		// Final packet to tell client logging in is done

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

+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.proto.QueryCodexMonsterBeKilledNumReqOuterClass;
+import emu.grasscutter.net.proto.QueryCodexMonsterBeKilledNumReqOuterClass.QueryCodexMonsterBeKilledNumReq;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketQueryCodexMonsterBeKilledNumRsp;
+
+@Opcodes(PacketOpcodes.QueryCodexMonsterBeKilledNumReq)
+public class HandlerQueryCodexMonsterBeKilledNumReq extends PacketHandler {
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        QueryCodexMonsterBeKilledNumReq req = QueryCodexMonsterBeKilledNumReq.parseFrom(payload);
+        session.send(new PacketQueryCodexMonsterBeKilledNumRsp(session.getPlayer(), req.getCodexIdListList()));
+    }
+
+}

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

+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.Grasscutter;
+import emu.grasscutter.game.inventory.GameItem;
+import emu.grasscutter.game.inventory.Inventory;
+import emu.grasscutter.game.inventory.InventoryTab;
+import emu.grasscutter.game.inventory.ItemType;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.QuickUseWidgetRspOuterClass.QuickUseWidgetRsp;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketPullRecentChatRsp;
+
+@Opcodes(PacketOpcodes.QuickUseWidgetReq)
+public class HandlerQuickUseWidgetReq extends PacketHandler {
+    /*
+    * WARNING: with the consuming of material widget ( Example: bomb ),
+    * this is just a implement designed to the decreasing of count
+    *
+    * ### Known Bug: No effects after using item but decrease. ###
+    *
+    * If you know which Packet could make the effects, feel free to contribute!
+    * */
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        QuickUseWidgetRsp.Builder proto = QuickUseWidgetRsp.newBuilder();
+        Player pl = session.getPlayer();
+        synchronized (pl) {
+            int materialId = pl.getWidgetId();
+            Inventory inventory = session.getPlayer().getInventory();
+            InventoryTab inventoryTab = inventory.getInventoryTab(ItemType.ITEM_MATERIAL);
+            GameItem item = inventoryTab.getItemById(materialId);
+            int remain = item.getCount();
+            if (remain > 0) {
+                remain--;
+                if (remain <= 0) {
+                    proto.setRetcode(1);
+                } else {
+                    proto.setRetcode(0);
+                }
+                proto.setMaterialId(materialId);
+                inventory.removeItem(item,1);// decrease count
+                BasePacket rsp = new BasePacket(PacketOpcodes.QuickUseWidgetRsp);
+                rsp.setData(proto);
+                session.send(rsp);
+                Grasscutter.getLogger().warn("class has no effects in the game, feel free to implement it");
+                // but no effects in the game, feel free to implement it!
+            }
+        }
+    }
+}

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

@@ -9,12 +9,12 @@ import emu.grasscutter.server.game.GameSession;
 import emu.grasscutter.server.packet.send.PacketHostPlayerNotify;
 import emu.grasscutter.server.packet.send.PacketPlayerEnterSceneInfoNotify;
 import emu.grasscutter.server.packet.send.PacketPlayerGameTimeNotify;
+import emu.grasscutter.server.packet.send.PacketPlayerWorldSceneInfoListNotify;
 import emu.grasscutter.server.packet.send.PacketSceneAreaWeatherNotify;
 import emu.grasscutter.server.packet.send.PacketSceneInitFinishRsp;
 import emu.grasscutter.server.packet.send.PacketScenePlayerInfoNotify;
 import emu.grasscutter.server.packet.send.PacketSceneTeamUpdateNotify;
 import emu.grasscutter.server.packet.send.PacketSceneTimeNotify;
-import emu.grasscutter.server.packet.send.PacketSceneUnlockInfoNotify;
 import emu.grasscutter.server.packet.send.PacketServerTimeNotify;
 import emu.grasscutter.server.packet.send.PacketSyncScenePlayTeamEntityNotify;
 import emu.grasscutter.server.packet.send.PacketSyncTeamEntityNotify;
@@ -30,7 +30,7 @@ public class HandlerSceneInitFinishReq extends PacketHandler {
 		session.send(new PacketServerTimeNotify());
 		session.send(new PacketWorldPlayerInfoNotify(session.getPlayer().getWorld()));
 		session.send(new PacketWorldDataNotify(session.getPlayer().getWorld()));
-		session.send(new PacketSceneUnlockInfoNotify());
+		session.send(new PacketPlayerWorldSceneInfoListNotify());
 		session.send(new BasePacket(PacketOpcodes.SceneForceUnlockNotify));
 		session.send(new PacketHostPlayerNotify(session.getPlayer().getWorld()));
 		

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

 package emu.grasscutter.server.packet.recv;
 
 import emu.grasscutter.data.GameData;
-import emu.grasscutter.data.custom.ScenePointEntry;
+import emu.grasscutter.data.binout.ScenePointEntry;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.SceneTransToPointReqOuterClass.SceneTransToPointReq;

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

@@ -23,7 +23,7 @@ public class HandlerSetEntityClientDataNotify extends PacketHandler {
 		BasePacket packet = new BasePacket(PacketOpcodes.SetEntityClientDataNotify, true);
 		packet.setData(notif);
 		
-		session.getPlayer().getScene().broadcastPacketToOthers(session.getPlayer(), packet);
+		session.getPlayer().getScene().broadcastPacket(packet);
 	}
 
 }

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

@@ -19,6 +19,8 @@ import emu.grasscutter.server.game.GameSession.SessionState;
 
 import java.util.Arrays;
 
+import static emu.grasscutter.Configuration.*;
+
 @Opcodes(PacketOpcodes.SetPlayerBornDataReq)
 public class HandlerSetPlayerBornDataReq extends PacketHandler {
 	
@@ -44,58 +46,39 @@ public class HandlerSetPlayerBornDataReq extends PacketHandler {
 			return;
 		}
 		
-		String nickname = req.getNickName();
-		if (nickname == null) {
-			nickname = "Traveler";
+		// 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;
 		}
 		
-		// Call creation event.
-		PlayerCreationEvent event = new PlayerCreationEvent(session, Player.class); event.call();
-		// Create player instance from event.
-		Player player = event.getPlayerClass().getDeclaredConstructor(GameSession.class).newInstance(session);
-		player.setNickname(nickname);
+		// Login done
+		session.getPlayer().onLogin();
 		
-		try {
-			// Save to db
-			DatabaseHelper.createPlayer(player, session.getAccount().getPlayerUid());
-			
-			// Create avatar
-			if (player.getAvatars().getAvatarCount() == 0) {
-				Avatar mainCharacter = new Avatar(avatarId);
-				mainCharacter.setSkillDepot(GameData.getAvatarSkillDepotDataMap().get(startingSkillDepot));
-				player.addAvatar(mainCharacter);
-				player.setMainCharacterId(avatarId);
-				player.setHeadImage(avatarId);
-				player.getTeamManager().getCurrentSinglePlayerTeamInfo().getAvatars().add(mainCharacter.getAvatarId());
-				player.save(); // TODO save player team in different object
-			}
-			
-			// Save account
-			session.getAccount().setPlayerId(player.getUid());
-			session.getAccount().save();
-			
-			// Set character
-			session.setPlayer(player);
-			
-			// Login done
-			session.getPlayer().onLogin();
-			session.setState(SessionState.ACTIVE);
-			
-			// Born resp packet
-			session.send(new BasePacket(PacketOpcodes.SetPlayerBornDataRsp));
+		// Born resp packet
+		session.send(new BasePacket(PacketOpcodes.SetPlayerBornDataRsp));
 
-			// Default mail
-			MailBuilder mailBuilder = new MailBuilder(player.getUid(), new Mail());
-			mailBuilder.mail.mailContent.title = Grasscutter.getConfig().GameServer.WelcomeMailTitle;
-			mailBuilder.mail.mailContent.sender = Grasscutter.getConfig().GameServer.WelcomeMailSender;
-			// Please credit Grasscutter if changing something here. We don't condone commercial use of the project.
-			mailBuilder.mail.mailContent.content = Grasscutter.getConfig().GameServer.WelcomeMailContent + "\n<type=\"browser\" text=\"GitHub\" href=\"https://github.com/Melledy/Grasscutter\"/>";
-			mailBuilder.mail.itemList.addAll(Arrays.asList(Grasscutter.getConfig().GameServer.WelcomeMailItems));
-			mailBuilder.mail.importance = 1;
-			player.sendMail(mailBuilder.mail);
-		} catch (Exception e) {
-			Grasscutter.getLogger().error("Error creating player object: ", e);
-			session.close();
-		}
+		// 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/HandlerSetWidgetSlotReq.java

+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.SetWidgetSlotReqOuterClass;
+import emu.grasscutter.net.proto.WidgetSlotOpOuterClass;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketSetWidgetSlotRsp;
+import emu.grasscutter.server.packet.send.PacketWidgetSlotChangeNotify;
+
+@Opcodes(PacketOpcodes.SetWidgetSlotReq)
+public class HandlerSetWidgetSlotReq extends PacketHandler {
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        SetWidgetSlotReqOuterClass.SetWidgetSlotReq req = SetWidgetSlotReqOuterClass.SetWidgetSlotReq.parseFrom(payload);
+
+        Player player = session.getPlayer();
+        player.setWidgetId(req.getMaterialId());
+
+        // WidgetSlotChangeNotify op & slot key
+        session.send(new PacketWidgetSlotChangeNotify(WidgetSlotOpOuterClass.WidgetSlotOp.WIDGET_SLOT_OP_DETACH));
+
+        //only attaching the widget can set it
+        if(req.getOp() == WidgetSlotOpOuterClass.WidgetSlotOp.WIDGET_SLOT_OP_ATTACH){
+            // WidgetSlotChangeNotify slot
+            session.send(new PacketWidgetSlotChangeNotify(req.getMaterialId()));
+        }
+
+        // SetWidgetSlotRsp
+        session.send(new PacketSetWidgetSlotRsp(req.getMaterialId()));
+    }
+
+}
+

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

 package emu.grasscutter.server.packet.recv;
 
-import java.util.LinkedList;
 import java.util.List;
 import java.util.Set;
 
-import emu.grasscutter.Grasscutter;
 import emu.grasscutter.data.GameData;
-import emu.grasscutter.data.common.RewardItemData;
-import emu.grasscutter.game.inventory.GameItem;
+import emu.grasscutter.data.common.ItemParamData;
+
+import emu.grasscutter.game.player.Player;
 import emu.grasscutter.game.props.ActionReason;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketHandler;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.TakePlayerLevelRewardReqOuterClass.TakePlayerLevelRewardReq;
 import emu.grasscutter.server.game.GameSession;
-import emu.grasscutter.server.packet.send.PacketItemAddHintNotify;
 import emu.grasscutter.server.packet.send.PacketTakePlayerLevelRewardRsp;
 
 @Opcodes(PacketOpcodes.TakePlayerLevelRewardReq)
 public class HandlerTakePlayerLevelRewardReq extends PacketHandler {
     @Override
     public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-        TakePlayerLevelRewardReq req = TakePlayerLevelRewardReq.parseFrom(payload);
-
-        int level = req.getLevel();
-        int rewardId = GameData.getPlayerLevelDataMap().get(level).getRewardId();
-
-        if (rewardId != 0) {
-            List<RewardItemData> rewardItems = GameData.getRewardDataMap().get(rewardId).getRewardItemList();
-            List<GameItem> items = new LinkedList<>();
-            for (RewardItemData rewardItem : rewardItems) {
-                if (rewardItem != null) {
-                    if (rewardItem.getItemId() != 0) {
-                        items.add(new GameItem(rewardItem.getItemId(), rewardItem.getItemCount()));
-                    }
+        Player pl = session.getPlayer();
+        synchronized (pl) {
+            TakePlayerLevelRewardReq req = TakePlayerLevelRewardReq.parseFrom(payload);
+            int level = req.getLevel();
+            Set<Integer> rewardedLevels = session.getPlayer().getRewardedLevels();
+            if (!rewardedLevels.contains(level)) {// No duplicated reward
+                int rewardId = GameData.getPlayerLevelDataMap().get(level).getRewardId();
+                if (rewardId != 0) {
+                    List<ItemParamData> rewardItems = GameData.getRewardDataMap().get(rewardId).getRewardItemList();
+                    pl.getInventory().addItemParamDatas(rewardItems, ActionReason.PlayerUpgradeReward);
+                    rewardedLevels.add(level);
+                    pl.setRewardedLevels(rewardedLevels);
+                    pl.save();
+                    session.send(new PacketTakePlayerLevelRewardRsp(level, rewardId));
                 }
             }
-            session.getPlayer().getInventory().addItems(items);
-            session.getPlayer().sendPacket(new PacketItemAddHintNotify(items, ActionReason.PlayerUpgradeReward));
-            Set<Integer> rewardedLevels = session.getPlayer().getRewardedLevels();
-            rewardedLevels.add(level);
-            session.getPlayer().setRewardedLevels(rewardedLevels);
         }
-
-        session.send(new PacketTakePlayerLevelRewardRsp(level, rewardId));
     }
 }

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

@@ -11,7 +11,10 @@ public class HandlerTowerAllDataReq extends PacketHandler {
 	
 	@Override
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		session.send(new PacketTowerAllDataRsp());
+		session.send(new PacketTowerAllDataRsp(
+				session.getServer().getTowerScheduleManager(),
+				session.getPlayer().getTowerManager()
+		));
 	}
 
 }

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

+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.data.GameData;
+import emu.grasscutter.game.world.Scene;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.TryEnterHomeReqOuterClass;
+import emu.grasscutter.scripts.data.SceneConfig;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketTryEnterHomeRsp;
+import emu.grasscutter.utils.Position;
+
+@Opcodes(PacketOpcodes.TryEnterHomeReq)
+public class HandlerTryEnterHomeReq extends PacketHandler {
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        TryEnterHomeReqOuterClass.TryEnterHomeReq req =
+                TryEnterHomeReqOuterClass.TryEnterHomeReq.parseFrom(payload);
+
+        if (req.getTargetUid() != session.getPlayer().getUid()) {
+            // I hope that tomorrow there will be a hero who can support multiplayer mode and write code like a poem
+            session.send(new PacketTryEnterHomeRsp());
+            return;
+        }
+
+        int realmId = 2000 + session.getPlayer().getCurrentRealmId();
+
+        Scene scene = session.getPlayer().getWorld().getSceneById(realmId);
+        Position pos = scene.getScriptManager().getConfig().born_pos;
+
+        session.getPlayer().getWorld().transferPlayerToScene(
+                session.getPlayer(),
+                realmId,
+                pos
+        );
+
+
+        session.send(new PacketTryEnterHomeRsp(req.getTargetUid()));
+    }
+}