Merge branch 'development' into api

# Conflicts:
#	src/main/java/emu/grasscutter/plugin/api/ServerHook.java

src/main/java/emu/grasscutter/server/dispatch/DispatchServer.java

@@ -55,9 +55,14 @@ public final class DispatchServer {
 		this.initRegion();
 	}
 
+	@Deprecated
 	public HttpServer getServer() {
 		return server;
 	}
+	
+	public HttpServer getHttpServer() {
+		return server;
+	}
 
 	public InetSocketAddress getAddress() {
 		return address;
@@ -126,10 +131,10 @@ public final class DispatchServer {
 				servers.add(server);
 
 				RegionInfo serverRegion = regionQuery.getRegionInfo().toBuilder()
-						.setIp((Grasscutter.getConfig().getGameServerOptions().PublicIp.isEmpty()
+						.setGateserverIp((Grasscutter.getConfig().getGameServerOptions().PublicIp.isEmpty()
 								? Grasscutter.getConfig().getGameServerOptions().Ip
 								: Grasscutter.getConfig().getGameServerOptions().PublicIp))
-						.setPort(Grasscutter.getConfig().getGameServerOptions().PublicPort != 0
+						.setGateserverPort(Grasscutter.getConfig().getGameServerOptions().PublicPort != 0
 								? Grasscutter.getConfig().getGameServerOptions().PublicPort
 								: Grasscutter.getConfig().getGameServerOptions().Port)
 						.setSecretKey(ByteString
@@ -169,8 +174,8 @@ public final class DispatchServer {
 				servers.add(server);
 
 				RegionInfo serverRegion = regionQuery.getRegionInfo().toBuilder()
-						.setIp(regionInfo.Ip)
-						.setPort(regionInfo.Port)
+						.setGateserverIp(regionInfo.Ip)
+						.setGateserverPort(regionInfo.Port)
 						.setSecretKey(ByteString
 								.copyFrom(FileUtils.read(Grasscutter.getConfig().KEY_FOLDER + "dispatchSeed.bin")))
 						.build();
@@ -181,7 +186,7 @@ public final class DispatchServer {
 			}
 
 			QueryRegionListHttpRsp regionList = QueryRegionListHttpRsp.newBuilder()
-					.addAllServers(servers)
+					.addAllRegionList(servers)
 					.setClientSecretKey(rl.getClientSecretKey())
 					.setClientCustomConfigEncrypted(rl.getClientCustomConfigEncrypted())
 					.setEnableLoginPc(true)
@@ -203,56 +208,65 @@ public final class DispatchServer {
 		}
 		return null;
 	}
+	
+	private KeyManagerFactory createKeyManagerFactory(File keystore, String password) throws Exception {
+		char[] pass = password.toCharArray();
+		KeyManagerFactory kmf = null;
+		
+		try (FileInputStream fis = new FileInputStream(keystore)) {
+			
+			KeyStore ks = KeyStore.getInstance("PKCS12");
+			ks.load(fis, pass);
+			
+			kmf = KeyManagerFactory.getInstance("SunX509");
+			kmf.init(ks, pass);
+		} catch (Exception e) {
+			throw e;
+		}
+		
+		return kmf;
+	}
 
 	public void start() throws Exception {
 		if (Grasscutter.getConfig().getDispatchOptions().UseSSL) {
-			HttpsServer httpsServer = HttpsServer.create(getAddress(), 0);
+			// Keystore
 			SSLContext sslContext = SSLContext.getInstance("TLS");
-			try (FileInputStream fis = new FileInputStream(Grasscutter.getConfig().getDispatchOptions().KeystorePath)) {
-				char[] keystorePassword = Grasscutter.getConfig().getDispatchOptions().KeystorePassword.toCharArray();
-				KeyManagerFactory _kmf;
+			KeyManagerFactory kmf = null;
+			File keystoreFile = new File(Grasscutter.getConfig().getDispatchOptions().KeystorePath);
+			
+			if (keystoreFile.exists()) {
 				try {
-					KeyStore ks = KeyStore.getInstance("PKCS12");
-					ks.load(fis, keystorePassword);
-					KeyManagerFactory kmf = KeyManagerFactory.getInstance("SunX509");
-					_kmf = kmf;
-					kmf.init(ks, keystorePassword);
-				} catch (Exception originalEx) {
+					kmf = createKeyManagerFactory(keystoreFile, Grasscutter.getConfig().getDispatchOptions().KeystorePassword);
+				} catch (Exception e) {
+					Grasscutter.getLogger().warn("[Dispatch] Unable to load keystore. Trying default keystore password...");
+					
 					try {
-						// try to initialize kmf with the default password
-						char[] defaultPassword = "123456".toCharArray();
-
-						Grasscutter.getLogger()
-								.warn("[Dispatch] Unable to load keystore. Trying default keystore password...");
-						KeyStore ks = KeyStore.getInstance("PKCS12");
-						ks.load(fis, defaultPassword);
-						KeyManagerFactory kmf = KeyManagerFactory.getInstance("SunX509");
-						kmf.init(ks, defaultPassword);
-						_kmf = kmf;
-
+						kmf = createKeyManagerFactory(keystoreFile, "123456");
 						Grasscutter.getLogger().warn(
-								"[Dispatch] The default keystore password was loaded successfully. Please consider setting the password in config.json.");
-					} catch (Exception ignored) {
+							"[Dispatch] The default keystore password was loaded successfully. Please consider setting the password to 123456 in config.json.");
+					} catch (Exception e2) {
 						Grasscutter.getLogger().warn("[Dispatch] Error while loading keystore!");
-
-						// don't care about the exception for the "123456" default password attempt
-						originalEx.printStackTrace();
-						throw originalEx;
+						e2.printStackTrace();
 					}
 				}
-
-				sslContext.init(_kmf.getKeyManagers(), null, null);
-
-				httpsServer.setHttpsConfigurator(new HttpsConfigurator(sslContext));
-				server = httpsServer;
-			} catch (BindException ignored) {
-				Grasscutter.getLogger().error("Unable to bind to port: " + getAddress().getPort() + " (HTTPS)");
-				server = this.safelyCreateServer(this.getAddress());
-			} catch (Exception e) {
+			}
+			
+			if (kmf == null) {
 				Grasscutter.getLogger().warn("[Dispatch] No SSL cert found! Falling back to HTTP server.");
 				Grasscutter.getConfig().getDispatchOptions().UseSSL = false;
 				server = this.safelyCreateServer(this.getAddress());
 			}
+			
+			HttpsServer httpsServer = null;
+			
+			try {
+				httpsServer = HttpsServer.create(getAddress(), 0);
+				sslContext.init(kmf.getKeyManagers(), null, null);
+				httpsServer.setHttpsConfigurator(new HttpsConfigurator(sslContext));
+				server = httpsServer;
+			} catch (BindException e) {
+				Grasscutter.getLogger().error("Unable to bind to port: " + getAddress().getPort() + " (HTTPS)");
+			}
 		} else {
 			server = this.safelyCreateServer(this.getAddress());
 		}

src/main/java/emu/grasscutter/server/event/game/SendPacketEvent.java

@@ -1,15 +1,15 @@
 package emu.grasscutter.server.event.game;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.server.event.Cancellable;
 import emu.grasscutter.server.event.ServerEvent;
 import emu.grasscutter.server.game.GameSession;
 
 public final class SendPacketEvent extends ServerEvent implements Cancellable {
     private final GameSession gameSession;
-    private GenshinPacket packet;
+    private BasePacket packet;
 
-    public SendPacketEvent(GameSession gameSession, GenshinPacket packet) {
+    public SendPacketEvent(GameSession gameSession, BasePacket packet) {
         super(Type.GAME);
 
         this.gameSession = gameSession;
@@ -20,11 +20,11 @@ public final class SendPacketEvent extends ServerEvent implements Cancellable {
         return this.gameSession;
     }
 
-    public void setPacket(GenshinPacket packet) {
+    public void setPacket(BasePacket packet) {
         this.packet = packet;
     }
 
-    public GenshinPacket getPacket() {
+    public BasePacket getPacket() {
         return this.packet;
     }
 }

src/main/java/emu/grasscutter/server/game/GameServer.java

@@ -1,36 +1,38 @@
 package emu.grasscutter.server.game;
 
+import emu.grasscutter.GameConstants;
+import emu.grasscutter.Grasscutter;
+import emu.grasscutter.command.CommandMap;
+import emu.grasscutter.database.DatabaseHelper;
+import emu.grasscutter.game.Account;
+import emu.grasscutter.game.drop.DropManager;
+import emu.grasscutter.game.dungeons.DungeonManager;
+import emu.grasscutter.game.gacha.GachaManager;
+import emu.grasscutter.game.managers.ChatManager;
+import emu.grasscutter.game.managers.InventoryManager;
+import emu.grasscutter.game.managers.MultiplayerManager;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.shop.ShopManager;
+import emu.grasscutter.game.world.World;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.proto.SocialDetailOuterClass.SocialDetail;
+import emu.grasscutter.netty.KcpServer;
+import emu.grasscutter.server.event.ServerEvent;
+import emu.grasscutter.server.event.game.ServerTickEvent;
+import emu.grasscutter.server.event.internal.ServerStartEvent;
+import emu.grasscutter.server.event.internal.ServerStopEvent;
+import emu.grasscutter.task.TaskMap;
+
 import java.net.InetSocketAddress;
 import java.time.OffsetDateTime;
 import java.util.*;
 import java.util.concurrent.ConcurrentHashMap;
 
-import emu.grasscutter.GenshinConstants;
-import emu.grasscutter.Grasscutter;
-import emu.grasscutter.command.CommandMap;
-import emu.grasscutter.database.DatabaseHelper;
-import emu.grasscutter.game.Account;
-import emu.grasscutter.game.GenshinPlayer;
-import emu.grasscutter.game.World;
-import emu.grasscutter.game.dungeons.DungeonManager;
-import emu.grasscutter.game.gacha.GachaManager;
-import emu.grasscutter.game.managers.ChatManager;
-import emu.grasscutter.game.managers.InventoryManager;
-import emu.grasscutter.game.managers.MultiplayerManager;
-import emu.grasscutter.game.shop.ShopManager;
-import emu.grasscutter.net.packet.PacketHandler;
-import emu.grasscutter.net.proto.SocialDetailOuterClass.SocialDetail;
-import emu.grasscutter.netty.MihoyoKcpServer;
-import emu.grasscutter.server.event.ServerEvent;
-import emu.grasscutter.server.event.game.ServerTickEvent;
-import emu.grasscutter.server.event.internal.ServerStartEvent;
-import emu.grasscutter.server.event.internal.ServerStopEvent;
-
-public final class GameServer extends MihoyoKcpServer {
+public final class GameServer extends KcpServer {
 	private final InetSocketAddress address;
 	private final GameServerPacketHandler packetHandler;
 
-	private final Map<Integer, GenshinPlayer> players;
+	private final Map<Integer, Player> players;
 	private final Set<World> worlds;
 	
 	private final ChatManager chatManager;
@@ -40,6 +42,8 @@ public final class GameServer extends MihoyoKcpServer {
 	private final MultiplayerManager multiplayerManager;
 	private final DungeonManager dungeonManager;
 	private final CommandMap commandMap;
+	private final TaskMap taskMap;
+	private final DropManager dropManager;
 	
 	public GameServer(InetSocketAddress address) {
 		super(address);
@@ -57,6 +61,8 @@ public final class GameServer extends MihoyoKcpServer {
 		this.multiplayerManager = new MultiplayerManager(this);
 		this.dungeonManager = new DungeonManager(this);
 		this.commandMap = new CommandMap(true);
+		this.taskMap = new TaskMap(true);
+		this.dropManager = new DropManager(this);
 		
 		// Schedule game loop.
 		Timer gameLoop = new Timer();
@@ -79,7 +85,7 @@ public final class GameServer extends MihoyoKcpServer {
 		return packetHandler;
 	}
 
-	public Map<Integer, GenshinPlayer> getPlayers() {
+	public Map<Integer, Player> getPlayers() {
 		return players;
 	}
 
@@ -106,6 +112,10 @@ public final class GameServer extends MihoyoKcpServer {
 	public MultiplayerManager getMultiplayerManager() {
 		return multiplayerManager;
 	}
+
+	public DropManager getDropManager() {
+		return dropManager;
+	}
 	
 	public DungeonManager getDungeonManager() {
 		return dungeonManager;
@@ -114,23 +124,27 @@ public final class GameServer extends MihoyoKcpServer {
 	public CommandMap getCommandMap() {
 		return this.commandMap;
 	}
+
+	public TaskMap getTaskMap() {
+		return this.taskMap;
+	}
 	
-	public void registerPlayer(GenshinPlayer player) {
+	public void registerPlayer(Player player) {
 		getPlayers().put(player.getUid(), player);
 	}
 
-	public GenshinPlayer getPlayerByUid(int id) {
+	public Player getPlayerByUid(int id) {
 		return this.getPlayerByUid(id, false);
 	}
 	
-	public GenshinPlayer getPlayerByUid(int id, boolean allowOfflinePlayers) {
+	public Player getPlayerByUid(int id, boolean allowOfflinePlayers) {
 		// Console check
-		if (id == GenshinConstants.SERVER_CONSOLE_UID) {
+		if (id == GameConstants.SERVER_CONSOLE_UID) {
 			return null;
 		}
 		
 		// Get from online players
-		GenshinPlayer player = this.getPlayers().get(id);
+		Player player = this.getPlayers().get(id);
 		
 		if (!allowOfflinePlayers) {
 			return player;
@@ -146,7 +160,7 @@ public final class GameServer extends MihoyoKcpServer {
 	
 	public SocialDetail.Builder getSocialDetailByUid(int id) {
 		// Get from online players
-		GenshinPlayer player = this.getPlayerByUid(id, true);
+		Player player = this.getPlayerByUid(id, true);
 	
 		if (player == null) {
 			return null;
@@ -156,7 +170,7 @@ public final class GameServer extends MihoyoKcpServer {
 	}
 	
 	public Account getAccountByName(String username) {
-		Optional<GenshinPlayer> playerOpt = getPlayers().values().stream().filter(player -> player.getAccount().getUsername().equals(username)).findFirst();
+		Optional<Player> playerOpt = getPlayers().values().stream().filter(player -> player.getAccount().getUsername().equals(username)).findFirst();
 		if (playerOpt.isPresent()) {
 			return playerOpt.get().getAccount();
 		}
@@ -197,10 +211,10 @@ public final class GameServer extends MihoyoKcpServer {
 		ServerStopEvent event = new ServerStopEvent(ServerEvent.Type.GAME, OffsetDateTime.now()); event.call();
 
 		// Kick and save all players
-		List<GenshinPlayer> list = new ArrayList<>(this.getPlayers().size());
+		List<Player> list = new ArrayList<>(this.getPlayers().size());
 		list.addAll(this.getPlayers().values());
 		
-		for (GenshinPlayer player : list) {
+		for (Player player : list) {
 			player.getSession().close();
 		}
 	}

src/main/java/emu/grasscutter/server/game/GameServerInitializer.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.game;
 
-import emu.grasscutter.netty.MihoyoKcpServerInitializer;
+import emu.grasscutter.netty.KcpServerInitializer;
 import io.jpower.kcp.netty.UkcpChannel;
 import io.netty.channel.ChannelPipeline;
 
-public class GameServerInitializer extends MihoyoKcpServerInitializer {
+public class GameServerInitializer extends KcpServerInitializer {
 	private GameServer server;
 	
 	public GameServerInitializer(GameServer server) {

src/main/java/emu/grasscutter/server/game/GameServerPacketHandler.java

@@ -89,7 +89,7 @@ public class GameServerPacketHandler {
 		
 		// Log unhandled packets
 		if (Grasscutter.getConfig().getGameServerOptions().LOG_PACKETS) {
-			//Grasscutter.getLogger().info("Unhandled packet (" + opcode + "): " + PacketOpcodesUtil.getOpcodeName(opcode));
+			Grasscutter.getLogger().info("Unhandled packet (" + opcode + "): " + emu.grasscutter.net.packet.PacketOpcodesUtil.getOpcodeName(opcode));
 		}
 	}
 }

src/main/java/emu/grasscutter/server/game/GameSession.java

@@ -3,13 +3,16 @@ package emu.grasscutter.server.game;
 import java.io.File;
 import java.net.InetSocketAddress;
 import java.nio.ByteBuffer;
+import java.util.HashSet;
+import java.util.Set;
 
 import emu.grasscutter.Grasscutter;
 import emu.grasscutter.game.Account;
-import emu.grasscutter.game.GenshinPlayer;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.packet.PacketOpcodesUtil;
-import emu.grasscutter.netty.MihoyoKcpChannel;
+import emu.grasscutter.netty.KcpChannel;
 import emu.grasscutter.server.event.game.SendPacketEvent;
 import emu.grasscutter.utils.Crypto;
 import emu.grasscutter.utils.FileUtils;
@@ -18,11 +21,11 @@ import io.netty.buffer.ByteBuf;
 import io.netty.buffer.Unpooled;
 import io.netty.channel.ChannelHandlerContext;
 
-public class GameSession extends MihoyoKcpChannel {
+public class GameSession extends KcpChannel {
 	private GameServer server;
 	
 	private Account account;
-	private GenshinPlayer player;
+	private Player player;
 	
 	private boolean useSecretKey;
 	private SessionState state;
@@ -64,11 +67,11 @@ public class GameSession extends MihoyoKcpChannel {
 		return this.getAccount().getId();
 	}
 
-	public GenshinPlayer getPlayer() {
+	public Player getPlayer() {
 		return player;
 	}
 
-	public synchronized void setPlayer(GenshinPlayer player) {
+	public synchronized void setPlayer(Player player) {
 		this.player = player;
 		this.player.setSession(this);
 		this.player.setAccount(this.getAccount());
@@ -141,46 +144,48 @@ public class GameSession extends MihoyoKcpChannel {
 
 		byte[] packet = FileUtils.read(p);
 		
-		GenshinPacket genshinPacket = new GenshinPacket(opcode);
-		genshinPacket.setData(packet);
+		BasePacket basePacket = new BasePacket(opcode);
+		basePacket.setData(packet);
 		
-		// Log
-    	logPacket(genshinPacket.getOpcode());
-		
-		send(genshinPacket);
+		send(basePacket);
     }
     
-    public void send(GenshinPacket genshinPacket) {
+    public void send(BasePacket packet) {
     	// Test
-    	if (genshinPacket.getOpcode() <= 0) {
+    	if (packet.getOpcode() <= 0) {
     		Grasscutter.getLogger().warn("Tried to send packet with missing cmd id!");
     		return;
     	}
     	
     	// Header
-    	if (genshinPacket.shouldBuildHeader()) {
-    		genshinPacket.buildHeader(this.getNextClientSequence());
+    	if (packet.shouldBuildHeader()) {
+    		packet.buildHeader(this.getNextClientSequence());
     	}
     	
     	// Log
     	if (Grasscutter.getConfig().getGameServerOptions().LOG_PACKETS) {
-    		logPacket(genshinPacket);
+    		logPacket(packet);
     	}
 		
 		// Invoke event.
-		SendPacketEvent event = new SendPacketEvent(this, genshinPacket); event.call();
+		SendPacketEvent event = new SendPacketEvent(this, packet); event.call();
     	if(!event.isCanceled()) // If event is not cancelled, continue.
 			this.send(event.getPacket().build());
     }
     
-    private void logPacket(int opcode) {
-    	//Grasscutter.getLogger().info("SEND: " + PacketOpcodesUtil.getOpcodeName(opcode));
-    	//System.out.println(Utils.bytesToHex(genshinPacket.getData()));
-    }
-    
-    private void logPacket(GenshinPacket genshinPacket) {
-    	Grasscutter.getLogger().info("SEND: " + PacketOpcodesUtil.getOpcodeName(genshinPacket.getOpcode()) + " (" + genshinPacket.getOpcode() + ")");
-    	System.out.println(Utils.bytesToHex(genshinPacket.getData()));
+	private static final Set<Integer> loopPacket = Set.of(
+			PacketOpcodes.PingReq,
+			PacketOpcodes.PingRsp,
+			PacketOpcodes.WorldPlayerRTTNotify,
+			PacketOpcodes.UnionCmdNotify,
+			PacketOpcodes.QueryPathReq
+	);
+
+    private void logPacket(BasePacket packet) {
+		if (!loopPacket.contains(packet.getOpcode())) {
+			Grasscutter.getLogger().info("SEND: " + PacketOpcodesUtil.getOpcodeName(packet.getOpcode()) + " (" + packet.getOpcode() + ")");
+			System.out.println(Utils.bytesToHex(packet.getData()));
+		}
     }
 
 	@Override
@@ -226,8 +231,10 @@ public class GameSession extends MihoyoKcpChannel {
 				
 				// Log packet
 				if (Grasscutter.getConfig().getGameServerOptions().LOG_PACKETS) {
-					Grasscutter.getLogger().info("RECV: " + PacketOpcodesUtil.getOpcodeName(opcode) + " (" + opcode + ")");
-					System.out.println(Utils.bytesToHex(payload));
+					if (!loopPacket.contains(opcode)) {
+						Grasscutter.getLogger().info("RECV: " + PacketOpcodesUtil.getOpcodeName(opcode) + " (" + opcode + ")");
+						System.out.println(Utils.bytesToHex(payload));
+					}
 				}
 				
 				// Handle

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

@@ -1,24 +0,0 @@
-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.SitReqOuterClass;
-import emu.grasscutter.server.game.GameSession;
-import emu.grasscutter.server.packet.send.PacketSitRsp;
-import emu.grasscutter.utils.Position;
-
-@Opcodes(PacketOpcodes.SitReq)
-public class HandleSitReq extends PacketHandler {
-    @Override
-    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-        SitReqOuterClass.SitReq req = SitReqOuterClass.SitReq.parseFrom(payload);
-
-        float x = req.getPosition().getX();
-        float y = req.getPosition().getY();
-        float z = req.getPosition().getZ();
-
-        session.send(new PacketSitRsp(req.getChairId(), new Position(x, y, z), session.getPlayer().getTeamManager().getCurrentAvatarEntity().getId()));
-    }
-
-}

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

@@ -1,9 +1,9 @@
 package emu.grasscutter.server.packet.recv;
 
-import emu.grasscutter.data.GenshinData;
+import emu.grasscutter.data.GameData;
 import emu.grasscutter.data.def.RewardData;
-import emu.grasscutter.game.avatar.GenshinAvatar;
-import emu.grasscutter.game.inventory.GenshinItem;
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.game.inventory.GameItem;
 import emu.grasscutter.game.props.ActionReason;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
@@ -27,14 +27,14 @@ public class HandlerAvatarFetterLevelRewardReq extends PacketHandler {
         } else {
             long avatarGuid = req.getAvatarGuid();
 
-            GenshinAvatar avatar = session
+            Avatar avatar = session
                 .getPlayer()
                 .getAvatars()
                 .getAvatarByGuid(avatarGuid);
 
             int rewardId = avatar.getNameCardRewardId();
 
-            RewardData card = GenshinData.getRewardDataMap().get(rewardId);
+            RewardData card = GameData.getRewardDataMap().get(rewardId);
             int cardId = card.getRewardItemList().get(0).getItemId();
 
             if (session.getPlayer().getNameCardList().contains(cardId)) {
@@ -43,9 +43,8 @@ public class HandlerAvatarFetterLevelRewardReq extends PacketHandler {
                 return;
             }
 
-            GenshinItem item = new GenshinItem(cardId);
-            session.getPlayer().getInventory().addItem(item);
-            session.getPlayer().sendPacket(new PacketItemAddHintNotify(item, ActionReason.FetterLevelReward));
+            GameItem item = new GameItem(cardId);
+            session.getPlayer().getInventory().addItem(item, ActionReason.FetterLevelReward);
             session.getPlayer().sendPacket(new PacketUnlockNameCardNotify(cardId));
             session.send(new PacketAvatarFetterDataNotify(avatar));
             session.send(new PacketAvatarDataNotify(avatar.getPlayer()));

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

@@ -0,0 +1,67 @@
+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.data.GameData;
+import emu.grasscutter.game.inventory.GameItem;
+import emu.grasscutter.game.props.ActionReason;
+import emu.grasscutter.game.props.PlayerProperty;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.BuyGoodsReqOuterClass;
+import emu.grasscutter.net.proto.ItemParamOuterClass;
+import emu.grasscutter.net.proto.ShopGoodsOuterClass;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketBuyGoodsRsp;
+import emu.grasscutter.server.packet.send.PacketStoreItemChangeNotify;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Optional;
+
+@Opcodes(PacketOpcodes.BuyGoodsReq)
+public class HandlerBuyGoodsReq extends PacketHandler {
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        BuyGoodsReqOuterClass.BuyGoodsReq buyGoodsReq = BuyGoodsReqOuterClass.BuyGoodsReq.parseFrom(payload);
+
+        for (ShopGoodsOuterClass.ShopGoods sg : buyGoodsReq.getGoodsListList()) {
+            if (sg.getScoin() > 0 && session.getPlayer().getMora() < buyGoodsReq.getBoughtNum() * sg.getScoin()) {
+                return;
+            }
+            if (sg.getHcoin() > 0 && session.getPlayer().getPrimogems() < buyGoodsReq.getBoughtNum() * sg.getHcoin()) {
+                return;
+            }
+            if (sg.getMcoin() > 0 && session.getPlayer().getProperty(PlayerProperty.PROP_PLAYER_MCOIN) < buyGoodsReq.getBoughtNum() * sg.getMcoin()) {
+                return;
+            }
+
+            HashMap<GameItem, Integer> itemsCache = new HashMap<>();
+            for (ItemParamOuterClass.ItemParam p : sg.getCostItemListList()) {
+                Optional<GameItem> invItem = session.getPlayer().getInventory().getItems().values().stream().filter(x -> x.getItemId() == p.getItemId()).findFirst();
+                if (invItem.isEmpty() || invItem.get().getCount() < p.getCount())
+                    return;
+                itemsCache.put(invItem.get(), p.getCount() * buyGoodsReq.getBoughtNum());
+            }
+
+            session.getPlayer().setMora(session.getPlayer().getMora() - buyGoodsReq.getBoughtNum() * sg.getScoin());
+            session.getPlayer().setPrimogems(session.getPlayer().getPrimogems() - buyGoodsReq.getBoughtNum() * sg.getHcoin());
+            session.getPlayer().setProperty(PlayerProperty.PROP_PLAYER_MCOIN, session.getPlayer().getProperty(PlayerProperty.PROP_PLAYER_MCOIN) - buyGoodsReq.getBoughtNum() * sg.getMcoin());
+
+            if (!itemsCache.isEmpty()) {
+                for (GameItem gi : itemsCache.keySet()) {
+                    session.getPlayer().getInventory().removeItem(gi, itemsCache.get(gi));
+                }
+                itemsCache.clear();
+            }
+
+            session.getPlayer().addShopLimit(sg.getGoodsId(), buyGoodsReq.getBoughtNum());
+            GameItem item = new GameItem(GameData.getItemDataMap().get(sg.getGoodsItem().getItemId()));
+            item.setCount(buyGoodsReq.getBoughtNum() * sg.getGoodsItem().getCount());
+            session.getPlayer().getInventory().addItem(item, ActionReason.Shop, true); // fix: not notify when got virtual item from shop
+            session.send(new PacketBuyGoodsRsp(buyGoodsReq.getShopType(), session.getPlayer().getGoodsLimitNum(sg.getGoodsId()), sg));
+        }
+
+        session.getPlayer().save();
+    }
+}

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

@@ -0,0 +1,34 @@
+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.game.mail.Mail;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.ChangeMailStarNotifyOuterClass;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketMailChangeNotify;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Opcodes(PacketOpcodes.ChangeMailStarNotify)
+public class HandlerChangeMailStarNotify extends PacketHandler {
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        ChangeMailStarNotifyOuterClass.ChangeMailStarNotify req = ChangeMailStarNotifyOuterClass.ChangeMailStarNotify.parseFrom(payload);
+
+        List<Mail> updatedMail = new ArrayList<>();
+
+        for (int mailId : req.getMailIdListList()) {
+            Mail message = session.getPlayer().getMail(mailId);
+
+            message.importance = req.getIsStar() == true ? 1 : 0;
+
+            session.getPlayer().replaceMailByIndex(mailId, message);
+            updatedMail.add(message);
+        }
+
+        session.send(new PacketMailChangeNotify(session.getPlayer(), updatedMail));
+    }
+}

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

@@ -1,6 +1,6 @@
 package emu.grasscutter.server.packet.recv;
 
-import emu.grasscutter.game.entity.GenshinEntity;
+import emu.grasscutter.game.entity.GameEntity;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.CombatInvocationsNotifyOuterClass.CombatInvocationsNotify;
@@ -19,15 +19,15 @@ public class HandlerCombatInvocationsNotify extends PacketHandler {
 		
 		for (CombatInvokeEntry entry : notif.getInvokeListList()) {
 			switch (entry.getArgumentType()) {
-				case CombatEvtBeingHit:
+				case COMBAT_EVT_BEING_HIT:
 					// Handle damage
 					EvtBeingHitInfo hitInfo = EvtBeingHitInfo.parseFrom(entry.getCombatData());
 					session.getPlayer().getScene().handleAttack(hitInfo.getAttackResult());
 					break;
-				case EntityMove:
+				case ENTITY_MOVE:
 					// Handle movement
 					EntityMoveInfo moveInfo = EntityMoveInfo.parseFrom(entry.getCombatData());
-					GenshinEntity entity = session.getPlayer().getScene().getEntityById(moveInfo.getEntityId());
+					GameEntity entity = session.getPlayer().getScene().getEntityById(moveInfo.getEntityId());
 					if (entity != null) {
 						entity.getPosition().set(moveInfo.getMotionInfo().getPos());
 						entity.getRotation().set(moveInfo.getMotionInfo().getRot());

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

@@ -0,0 +1,20 @@
+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.CombineReqOuterClass;
+import emu.grasscutter.server.game.GameSession;
+
+@Opcodes(PacketOpcodes.CombineReq)
+public class HandlerCombineReq extends PacketHandler {
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+
+        CombineReqOuterClass.CombineReq req = CombineReqOuterClass.CombineReq.parseFrom(payload);
+
+    }
+
+}
+

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

@@ -0,0 +1,21 @@
+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.DelMailReqOuterClass;
+import emu.grasscutter.net.proto.DeleteFriendReqOuterClass;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketDelMailRsp;
+
+@Opcodes(PacketOpcodes.DelMailReq)
+public class HandlerDelMailReq extends PacketHandler {
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        DelMailReqOuterClass.DelMailReq req = DelMailReqOuterClass.DelMailReq.parseFrom(payload);
+
+        session.send(new PacketDelMailRsp(session.getPlayer(), req.getMailIdListList()));
+    }
+
+}

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

@@ -1,6 +1,6 @@
 package emu.grasscutter.server.packet.recv;
 
-import emu.grasscutter.game.GenshinPlayer.SceneLoadState;
+import emu.grasscutter.game.player.Player.SceneLoadState;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.packet.PacketHandler;

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

@@ -8,7 +8,7 @@ import emu.grasscutter.server.game.GameSession;
 import emu.grasscutter.server.packet.send.PacketEvtAvatarSitDownNotify;
 
 @Opcodes(PacketOpcodes.EvtAvatarSitDownNotify)
-public class HandleEvtAvatarSitDownNotify extends PacketHandler {
+public class HandlerEvtAvatarSitDownNotify extends PacketHandler {
 
     @Override
     public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {

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

@@ -0,0 +1,21 @@
+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.Grasscutter;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.proto.GetAllMailReqOuterClass;
+import emu.grasscutter.net.proto.GetPlayerTokenReqOuterClass;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketGetAllMailRsp;
+import emu.grasscutter.server.packet.send.PacketGetGachaInfoRsp;
+
+@Opcodes(PacketOpcodes.GetAllMailReq)
+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()));
+    }
+}

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

@@ -0,0 +1,20 @@
+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.Grasscutter;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.GetMailItemReqOuterClass;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketGetMailItemRsp;
+
+@Opcodes(PacketOpcodes.GetMailItemReq)
+public class HandlerGetMailItemReq extends PacketHandler {
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        GetMailItemReqOuterClass.GetMailItemReq req = GetMailItemReqOuterClass.GetMailItemReq.parseFrom(payload);
+        session.send(new PacketGetMailItemRsp(session.getPlayer(), req.getMailIdListList()));
+    }
+
+}

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

@@ -1,6 +1,6 @@
 package emu.grasscutter.server.packet.recv;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.packet.PacketHandler;
@@ -11,7 +11,7 @@ public class HandlerGetPlayerBlacklistReq extends PacketHandler {
 	
 	@Override
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		session.send(new GenshinPacket(PacketOpcodes.GetPlayerBlacklistRsp).buildHeader(3));
+		session.send(new BasePacket(PacketOpcodes.GetPlayerBlacklistRsp).buildHeader(3));
 	}
 
 }

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

@@ -1,9 +1,9 @@
 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.GetShopReqOuterClass.GetShopReq;
-import emu.grasscutter.net.packet.PacketHandler;
 import emu.grasscutter.server.game.GameSession;
 import emu.grasscutter.server.packet.send.PacketGetShopRsp;
 
@@ -12,8 +12,7 @@ public class HandlerGetShopReq extends PacketHandler {
 	@Override
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
 		GetShopReq req = GetShopReq.parseFrom(payload);
-		
-		// TODO
-		session.send(new PacketGetShopRsp(req.getShopType()));
+
+		session.send(new PacketGetShopRsp(session.getPlayer(), req.getShopType()));
 	}
 }

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

@@ -1,8 +1,8 @@
 package emu.grasscutter.server.packet.recv;
 
 import emu.grasscutter.Grasscutter;
-import emu.grasscutter.game.World;
 import emu.grasscutter.game.props.EnterReason;
+import emu.grasscutter.game.world.World;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.EnterTypeOuterClass.EnterType;
@@ -32,7 +32,7 @@ public class HandlerMarkMapReq extends PacketHandler {
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
 		MarkMapReq req = MarkMapReq.parseFrom(payload);
 
-		if (req.getOp() != Operation.Add) {
+		if (req.getOp() != MarkMapReq.Operation.ADD) {
 			return;
 		}
 

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

@@ -1,6 +1,6 @@
 package emu.grasscutter.server.packet.recv;
 
-import emu.grasscutter.game.inventory.GenshinItem;
+import emu.grasscutter.game.inventory.GameItem;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.NpcTalkReqOuterClass.NpcTalkReq;

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

@@ -3,6 +3,7 @@ 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.RetcodeOuterClass;
 import emu.grasscutter.server.game.GameSession;
 import emu.grasscutter.server.packet.send.PacketPlayerGetForceQuitBanInfoRsp;
 
@@ -14,10 +15,10 @@ public class HandlerPlayerGetForceQuitBanInfoReq extends PacketHandler {
 		
 		if (session.getServer().getMultiplayerManager().leaveCoop(session.getPlayer())) {
 			// Success
-			session.send(new PacketPlayerGetForceQuitBanInfoRsp(0));
+			session.send(new PacketPlayerGetForceQuitBanInfoRsp(RetcodeOuterClass.Retcode.RET_SUCC_VALUE));
 		} else {
 			// Fail
-			session.send(new PacketPlayerGetForceQuitBanInfoRsp(1));
+			session.send(new PacketPlayerGetForceQuitBanInfoRsp(RetcodeOuterClass.Retcode.RET_SVR_ERROR_VALUE));
 		}
 	}
 

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

@@ -1,8 +1,8 @@
 package emu.grasscutter.server.packet.recv;
 
 import emu.grasscutter.database.DatabaseHelper;
-import emu.grasscutter.game.GenshinPlayer;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.PlayerLoginReqOuterClass.PlayerLoginReq;
@@ -30,12 +30,12 @@ public class HandlerPlayerLoginReq extends PacketHandler {
 		}
 		
 		// Load character from db
-		GenshinPlayer player = DatabaseHelper.getPlayerById(session.getAccount().getPlayerUid());
+		Player player = DatabaseHelper.getPlayerById(session.getAccount().getPlayerUid());
 		
 		if (player == null) {
 			// Send packets
 			session.setState(SessionState.PICKING_CHARACTER);
-			session.send(new GenshinPacket(PacketOpcodes.DoSetPlayerBornDataNotify));
+			session.send(new BasePacket(PacketOpcodes.DoSetPlayerBornDataNotify));
 		} else {
 			// Set character
 			session.setPlayer(player);

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

@@ -19,8 +19,6 @@ public class HandlerPrivateChatReq extends PacketHandler {
 		} else if (content == PrivateChatReq.ContentCase.ICON) {
 			session.getServer().getChatManager().sendPrivateMessage(session.getPlayer(), req.getTargetUid(), req.getIcon());
 		}
-		
-		//session.send(new GenshinPacket(PacketOpcodes.PrivateChatRsp)); // Unused by server
 	}
 
 }

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

@@ -0,0 +1,35 @@
+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.game.mail.Mail;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.GetAllMailReqOuterClass;
+import emu.grasscutter.net.proto.ReadMailNotifyOuterClass;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketMailChangeNotify;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Opcodes(PacketOpcodes.ReadMailNotify)
+public class HandlerReadMailNotify extends PacketHandler {
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        ReadMailNotifyOuterClass.ReadMailNotify req = ReadMailNotifyOuterClass.ReadMailNotify.parseFrom(payload);
+
+        List<Mail> updatedMail = new ArrayList<>();
+
+        for (int mailId : req.getMailIdListList()) {
+            Mail message = session.getPlayer().getMail(mailId);
+
+            message.isRead = true;
+
+            session.getPlayer().replaceMailByIndex(mailId, message);
+            updatedMail.add(message);
+        }
+
+        session.send(new PacketMailChangeNotify(session.getPlayer(), updatedMail));
+    }
+}

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

@@ -0,0 +1,35 @@
+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.game.entity.EntityAvatar;
+import emu.grasscutter.game.entity.EntityMonster;
+import emu.grasscutter.game.entity.GameEntity;
+import emu.grasscutter.game.props.FightProperty;
+import emu.grasscutter.game.props.LifeState;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.SceneEntityDrownReqOuterClass.SceneEntityDrownReq;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketSceneEntityDrownRsp;
+
+@Opcodes(PacketOpcodes.SceneEntityDrownReq)
+public class HandlerSceneEntityDrownReq extends PacketHandler {
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        SceneEntityDrownReq req = SceneEntityDrownReq.parseFrom(payload);
+
+        GameEntity entity = session.getPlayer().getScene().getEntityById(req.getEntityId());
+
+        if (entity == null || !(entity instanceof EntityMonster || entity instanceof EntityAvatar)) {
+        	return;
+        }
+        
+        entity.setFightProperty(FightProperty.FIGHT_PROP_CUR_HP, 0);
+
+        //TODO: make a list somewhere of all entities to remove per tick rather than one by one
+        session.getPlayer().getScene().killEntity(entity, 0);
+        session.getPlayer().getScene().broadcastPacket(new PacketSceneEntityDrownRsp(req.getEntityId()));
+    }
+
+}

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

@@ -1,7 +1,7 @@
 package emu.grasscutter.server.packet.recv;
 
-import emu.grasscutter.game.GenshinPlayer.SceneLoadState;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.player.Player.SceneLoadState;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.packet.PacketHandler;
@@ -31,7 +31,7 @@ public class HandlerSceneInitFinishReq extends PacketHandler {
 		session.send(new PacketWorldPlayerInfoNotify(session.getPlayer().getWorld()));
 		session.send(new PacketWorldDataNotify(session.getPlayer().getWorld()));
 		session.send(new PacketSceneUnlockInfoNotify());
-		session.send(new GenshinPacket(PacketOpcodes.SceneForceUnlockNotify));
+		session.send(new BasePacket(PacketOpcodes.SceneForceUnlockNotify));
 		session.send(new PacketHostPlayerNotify(session.getPlayer().getWorld()));
 		
 		session.send(new PacketSceneTimeNotify(session.getPlayer()));

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

@@ -1,6 +1,6 @@
 package emu.grasscutter.server.packet.recv;
 
-import emu.grasscutter.data.GenshinData;
+import emu.grasscutter.data.GameData;
 import emu.grasscutter.data.custom.ScenePointEntry;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
@@ -19,7 +19,7 @@ public class HandlerSceneTransToPointReq extends PacketHandler {
 		SceneTransToPointReq req = SceneTransToPointReq.parseFrom(payload);
 		
 		String code = req.getSceneId() + "_" + req.getPointId();
-		ScenePointEntry scenePointEntry = GenshinData.getScenePointEntries().get(code);
+		ScenePointEntry scenePointEntry = GameData.getScenePointEntries().get(code);
 		
 		if (scenePointEntry != null) {
 			float x = scenePointEntry.getPointData().getTranPos().getX();

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

@@ -1,6 +1,6 @@
 package emu.grasscutter.server.packet.recv;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.SetEntityClientDataNotifyOuterClass.SetEntityClientDataNotify;
@@ -20,7 +20,7 @@ public class HandlerSetEntityClientDataNotify extends PacketHandler {
 		// Make sure packet is a valid proto before replaying it to the other players
 		SetEntityClientDataNotify notif = SetEntityClientDataNotify.parseFrom(payload);
 		
-		GenshinPacket packet = new GenshinPacket(PacketOpcodes.SetEntityClientDataNotify, true);
+		BasePacket packet = new BasePacket(PacketOpcodes.SetEntityClientDataNotify, true);
 		packet.setData(notif);
 		
 		session.getPlayer().getScene().broadcastPacketToOthers(session.getPlayer(), packet);

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

@@ -1,12 +1,12 @@
 package emu.grasscutter.server.packet.recv;
 
-import emu.grasscutter.GenshinConstants;
+import emu.grasscutter.GameConstants;
 import emu.grasscutter.Grasscutter;
-import emu.grasscutter.data.GenshinData;
+import emu.grasscutter.data.GameData;
 import emu.grasscutter.database.DatabaseHelper;
-import emu.grasscutter.game.GenshinPlayer;
-import emu.grasscutter.game.avatar.GenshinAvatar;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.SetPlayerBornDataReqOuterClass.SetPlayerBornDataReq;
@@ -24,9 +24,9 @@ public class HandlerSetPlayerBornDataReq extends PacketHandler {
 		// Sanity checks
 		int avatarId = req.getAvatarId();
 		int startingSkillDepot = 0;
-		if (avatarId == GenshinConstants.MAIN_CHARACTER_MALE) {
+		if (avatarId == GameConstants.MAIN_CHARACTER_MALE) {
 			startingSkillDepot = 504;
-		} else if (avatarId == GenshinConstants.MAIN_CHARACTER_FEMALE) {
+		} else if (avatarId == GameConstants.MAIN_CHARACTER_FEMALE) {
 			startingSkillDepot = 704;
 		} else {
 			return;
@@ -38,7 +38,7 @@ public class HandlerSetPlayerBornDataReq extends PacketHandler {
 		}
 		
 		// Create character
-		GenshinPlayer player = new GenshinPlayer(session);
+		Player player = new Player(session);
 		player.setNickname(nickname);
 		
 		try {
@@ -47,8 +47,8 @@ public class HandlerSetPlayerBornDataReq extends PacketHandler {
 			
 			// Create avatar
 			if (player.getAvatars().getAvatarCount() == 0) {
-				GenshinAvatar mainCharacter = new GenshinAvatar(avatarId);
-				mainCharacter.setSkillDepot(GenshinData.getAvatarSkillDepotDataMap().get(startingSkillDepot));
+				Avatar mainCharacter = new Avatar(avatarId);
+				mainCharacter.setSkillDepot(GameData.getAvatarSkillDepotDataMap().get(startingSkillDepot));
 				player.addAvatar(mainCharacter);
 				player.setMainCharacterId(avatarId);
 				player.setHeadImage(avatarId);
@@ -68,7 +68,7 @@ public class HandlerSetPlayerBornDataReq extends PacketHandler {
 			session.setState(SessionState.ACTIVE);
 			
 			// Born resp packet
-			session.send(new GenshinPacket(PacketOpcodes.SetPlayerBornDataRsp));
+			session.send(new BasePacket(PacketOpcodes.SetPlayerBornDataRsp));
 		} catch (Exception e) {
 			Grasscutter.getLogger().error("Error creating player object: ", e);
 			session.close();

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

@@ -5,9 +5,9 @@ import java.util.List;
 import java.util.Set;
 
 import emu.grasscutter.Grasscutter;
-import emu.grasscutter.data.GenshinData;
+import emu.grasscutter.data.GameData;
 import emu.grasscutter.data.common.RewardItemData;
-import emu.grasscutter.game.inventory.GenshinItem;
+import emu.grasscutter.game.inventory.GameItem;
 import emu.grasscutter.game.props.ActionReason;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketHandler;
@@ -24,15 +24,15 @@ public class HandlerTakePlayerLevelRewardReq extends PacketHandler {
         TakePlayerLevelRewardReq req = TakePlayerLevelRewardReq.parseFrom(payload);
 
         int level = req.getLevel();
-        int rewardId = GenshinData.getPlayerLevelDataMap().get(level).getRewardId();
+        int rewardId = GameData.getPlayerLevelDataMap().get(level).getRewardId();
 
         if (rewardId != 0) {
-            List<RewardItemData> rewardItems = GenshinData.getRewardDataMap().get(rewardId).getRewardItemList();
-            List<GenshinItem> items = new LinkedList<>();
+            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 GenshinItem(rewardItem.getItemId(), rewardItem.getItemCount()));
+                        items.add(new GameItem(rewardItem.getItemId(), rewardItem.getItemCount()));
                     }
                 }
             }

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

@@ -1,6 +1,6 @@
 package emu.grasscutter.server.packet.recv;
 
-import emu.grasscutter.game.inventory.GenshinItem;
+import emu.grasscutter.game.inventory.GameItem;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.UseItemReqOuterClass.UseItemReq;
@@ -15,7 +15,7 @@ public class HandlerUseItemReq extends PacketHandler {
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
 		UseItemReq req = UseItemReq.parseFrom(payload);
 		
-		GenshinItem useItem = session.getServer().getInventoryManager().useItem(session.getPlayer(), req.getTargetGuid(), req.getGuid(), req.getCount());
+		GameItem useItem = session.getServer().getInventoryManager().useItem(session.getPlayer(), req.getTargetGuid(), req.getGuid(), req.getCount());
 		if (useItem != null) {
 			session.send(new PacketUseItemRsp(req.getTargetGuid(), useItem));
 		} else {

src/main/java/emu/grasscutter/server/packet/send/Packet.java

@@ -1,9 +1,9 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 
-public class Packet extends GenshinPacket {
+public class Packet extends BasePacket {
 	
 	public Packet() {
 		super(PacketOpcodes.NONE);

src/main/java/emu/grasscutter/server/packet/send/PacketAbilityChangeNotify.java

@@ -1,11 +1,11 @@
 package emu.grasscutter.server.packet.send;
 
 import emu.grasscutter.game.entity.EntityAvatar;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AbilityChangeNotifyOuterClass.AbilityChangeNotify;
 
-public class PacketAbilityChangeNotify extends GenshinPacket {
+public class PacketAbilityChangeNotify extends BasePacket {
 	
 	public PacketAbilityChangeNotify(EntityAvatar entity) {
 		super(PacketOpcodes.AbilityChangeNotify, true);

src/main/java/emu/grasscutter/server/packet/send/PacketAbilityInvocationsNotify.java

@@ -2,12 +2,12 @@ package emu.grasscutter.server.packet.send;
 
 import java.util.List;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AbilityInvocationsNotifyOuterClass.AbilityInvocationsNotify;
 import emu.grasscutter.net.proto.AbilityInvokeEntryOuterClass.AbilityInvokeEntry;
 
-public class PacketAbilityInvocationsNotify extends GenshinPacket {
+public class PacketAbilityInvocationsNotify extends BasePacket {
 	
 	public PacketAbilityInvocationsNotify(AbilityInvokeEntry entry) {
 		super(PacketOpcodes.AbilityInvocationsNotify, true);

src/main/java/emu/grasscutter/server/packet/send/PacketAskAddFriendNotify.java

@@ -1,11 +1,11 @@
 package emu.grasscutter.server.packet.send;
 
 import emu.grasscutter.game.friends.Friendship;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AskAddFriendNotifyOuterClass.AskAddFriendNotify;
 
-public class PacketAskAddFriendNotify extends GenshinPacket {
+public class PacketAskAddFriendNotify extends BasePacket {
 	
 	public PacketAskAddFriendNotify(Friendship friendship) {
 		super(PacketOpcodes.AskAddFriendNotify);

src/main/java/emu/grasscutter/server/packet/send/PacketAskAddFriendRsp.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AskAddFriendRspOuterClass.AskAddFriendRsp;
 
-public class PacketAskAddFriendRsp extends GenshinPacket {
+public class PacketAskAddFriendRsp extends BasePacket {
 	
 	public PacketAskAddFriendRsp(int targetUid) {
 		super(PacketOpcodes.AskAddFriendRsp);

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarAddNotify.java

@@ -1,13 +1,13 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.avatar.GenshinAvatar;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarAddNotifyOuterClass.AvatarAddNotify;
 
-public class PacketAvatarAddNotify extends GenshinPacket {
+public class PacketAvatarAddNotify extends BasePacket {
 	
-	public PacketAvatarAddNotify(GenshinAvatar avatar, boolean addedToTeam) {
+	public PacketAvatarAddNotify(Avatar avatar, boolean addedToTeam) {
 		super(PacketOpcodes.AvatarAddNotify);
 		
 		AvatarAddNotify proto = AvatarAddNotify.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarChangeCostumeNotify.java

@@ -1,17 +1,17 @@
 package emu.grasscutter.server.packet.send;
 
 import emu.grasscutter.game.entity.EntityAvatar;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarChangeCostumeNotifyOuterClass.AvatarChangeCostumeNotify;
 
-public class PacketAvatarChangeCostumeNotify extends GenshinPacket {
+public class PacketAvatarChangeCostumeNotify extends BasePacket {
 	
 	public PacketAvatarChangeCostumeNotify(EntityAvatar entity) {
 		super(PacketOpcodes.AvatarChangeCostumeNotify);
 
 		AvatarChangeCostumeNotify proto = AvatarChangeCostumeNotify.newBuilder()
-				.setEntity(entity.toProto())
+				.setEntityInfo(entity.toProto())
 				.build();
 		
 		this.setData(proto);

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarChangeCostumeRsp.java

@@ -1,10 +1,11 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarChangeCostumeRspOuterClass.AvatarChangeCostumeRsp;
+import emu.grasscutter.net.proto.RetcodeOuterClass;
 
-public class PacketAvatarChangeCostumeRsp extends GenshinPacket {
+public class PacketAvatarChangeCostumeRsp extends BasePacket {
 	
 	public PacketAvatarChangeCostumeRsp(long avatarGuid, int costumeId) {
 		super(PacketOpcodes.AvatarChangeCostumeRsp);
@@ -21,7 +22,7 @@ public class PacketAvatarChangeCostumeRsp extends GenshinPacket {
 		super(PacketOpcodes.AvatarChangeCostumeRsp);
 
 		AvatarChangeCostumeRsp proto = AvatarChangeCostumeRsp.newBuilder()
-				.setRetcode(1)
+				.setRetcode(RetcodeOuterClass.Retcode.RET_SVR_ERROR_VALUE)
 				.build();
 		
 		this.setData(proto);

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarDataNotify.java

@@ -2,17 +2,17 @@ package emu.grasscutter.server.packet.send;
 
 import java.util.Map.Entry;
 
-import emu.grasscutter.game.GenshinPlayer;
-import emu.grasscutter.game.TeamInfo;
-import emu.grasscutter.game.avatar.GenshinAvatar;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.player.TeamInfo;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarDataNotifyOuterClass.AvatarDataNotify;
 import emu.grasscutter.net.proto.AvatarTeamOuterClass.AvatarTeam;
 
-public class PacketAvatarDataNotify extends GenshinPacket {
+public class PacketAvatarDataNotify extends BasePacket {
 	
-	public PacketAvatarDataNotify(GenshinPlayer player) {
+	public PacketAvatarDataNotify(Player player) {
 		super(PacketOpcodes.AvatarDataNotify, 2);
 
 		AvatarDataNotify.Builder proto = AvatarDataNotify.newBuilder()
@@ -21,7 +21,7 @@ public class PacketAvatarDataNotify extends GenshinPacket {
 				.addAllOwnedFlycloakList(player.getFlyCloakList())
 				.addAllOwnedCostumeList(player.getCostumeList());
 				
-		for (GenshinAvatar avatar : player.getAvatars()) {
+		for (Avatar avatar : player.getAvatars()) {
 			proto.addAvatarList(avatar.toProto());
 		}
 		
@@ -31,7 +31,7 @@ public class PacketAvatarDataNotify extends GenshinPacket {
 					.setTeamName(teamInfo.getName());
 			
 			for (int i = 0; i < teamInfo.getAvatars().size(); i++) {
-				GenshinAvatar avatar = player.getAvatars().getAvatarById(teamInfo.getAvatars().get(i));
+				Avatar avatar = player.getAvatars().getAvatarById(teamInfo.getAvatars().get(i));
 				avatarTeam.addAvatarGuidList(avatar.getGuid());
 			}
 			

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarDieAnimationEndRsp.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarDieAnimationEndRspOuterClass.AvatarDieAnimationEndRsp;
 
-public class PacketAvatarDieAnimationEndRsp extends GenshinPacket {
+public class PacketAvatarDieAnimationEndRsp extends BasePacket {
 	
 	public PacketAvatarDieAnimationEndRsp(long dieGuid, int skillId) {
 		super(PacketOpcodes.AvatarDieAnimationEndRsp);

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarEquipChangeNotify.java

@@ -1,15 +1,15 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.avatar.GenshinAvatar;
+import emu.grasscutter.game.avatar.Avatar;
 import emu.grasscutter.game.inventory.EquipType;
-import emu.grasscutter.game.inventory.GenshinItem;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.inventory.GameItem;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarEquipChangeNotifyOuterClass.AvatarEquipChangeNotify;
 
-public class PacketAvatarEquipChangeNotify extends GenshinPacket {
+public class PacketAvatarEquipChangeNotify extends BasePacket {
 	
-	public PacketAvatarEquipChangeNotify(GenshinAvatar avatar, GenshinItem item) {
+	public PacketAvatarEquipChangeNotify(Avatar avatar, GameItem item) {
 		super(PacketOpcodes.AvatarEquipChangeNotify);
 
 		AvatarEquipChangeNotify.Builder proto = AvatarEquipChangeNotify.newBuilder()
@@ -27,7 +27,7 @@ public class PacketAvatarEquipChangeNotify extends GenshinPacket {
 		this.setData(proto);
 	}
 	
-	public PacketAvatarEquipChangeNotify(GenshinAvatar avatar, EquipType slot) {
+	public PacketAvatarEquipChangeNotify(Avatar avatar, EquipType slot) {
 		super(PacketOpcodes.AvatarEquipChangeNotify);
 
 		AvatarEquipChangeNotify.Builder proto = AvatarEquipChangeNotify.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarFetterDataNotify.java

@@ -1,16 +1,16 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.avatar.GenshinAvatar;
+import emu.grasscutter.game.avatar.Avatar;
 import emu.grasscutter.game.props.FetterState;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarFetterDataNotifyOuterClass.AvatarFetterDataNotify;
 import emu.grasscutter.net.proto.AvatarFetterInfoOuterClass.AvatarFetterInfo;
 import emu.grasscutter.net.proto.FetterDataOuterClass.FetterData;
 
-public class PacketAvatarFetterDataNotify extends GenshinPacket {
+public class PacketAvatarFetterDataNotify extends BasePacket {
 	
-	public PacketAvatarFetterDataNotify(GenshinAvatar avatar) {
+	public PacketAvatarFetterDataNotify(Avatar avatar) {
 		super(PacketOpcodes.AvatarFetterDataNotify);
 
 		int fetterLevel = avatar.getFetterLevel();

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarFetterLevelRewardRsp.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarFetterLevelRewardRspOuterClass.AvatarFetterLevelRewardRsp;
 
-public class PacketAvatarFetterLevelRewardRsp extends GenshinPacket {
+public class PacketAvatarFetterLevelRewardRsp extends BasePacket {
 	
 	public PacketAvatarFetterLevelRewardRsp(long guid, int fetterLevel, int rewardId) {
 		super(PacketOpcodes.AvatarFetterLevelRewardRsp);

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarFightPropNotify.java

@@ -1,13 +1,13 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.avatar.GenshinAvatar;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarFightPropNotifyOuterClass.AvatarFightPropNotify;
 
-public class PacketAvatarFightPropNotify extends GenshinPacket {
+public class PacketAvatarFightPropNotify extends BasePacket {
 	
-	public PacketAvatarFightPropNotify(GenshinAvatar avatar) {
+	public PacketAvatarFightPropNotify(Avatar avatar) {
 		super(PacketOpcodes.AvatarFightPropNotify);
 		
 		AvatarFightPropNotify proto = AvatarFightPropNotify.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarFightPropUpdateNotify.java

@@ -1,14 +1,14 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.avatar.GenshinAvatar;
+import emu.grasscutter.game.avatar.Avatar;
 import emu.grasscutter.game.props.FightProperty;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarFightPropUpdateNotifyOuterClass.AvatarFightPropUpdateNotify;
 
-public class PacketAvatarFightPropUpdateNotify extends GenshinPacket {
+public class PacketAvatarFightPropUpdateNotify extends BasePacket {
 	
-	public PacketAvatarFightPropUpdateNotify(GenshinAvatar avatar, FightProperty prop) {
+	public PacketAvatarFightPropUpdateNotify(Avatar avatar, FightProperty prop) {
 		super(PacketOpcodes.AvatarFightPropUpdateNotify);
 		
 		AvatarFightPropUpdateNotify proto = AvatarFightPropUpdateNotify.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarFlycloakChangeNotify.java

@@ -1,13 +1,13 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.avatar.GenshinAvatar;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarFlycloakChangeNotifyOuterClass.AvatarFlycloakChangeNotify;
 
-public class PacketAvatarFlycloakChangeNotify extends GenshinPacket {
+public class PacketAvatarFlycloakChangeNotify extends BasePacket {
 	
-	public PacketAvatarFlycloakChangeNotify(GenshinAvatar avatar) {
+	public PacketAvatarFlycloakChangeNotify(Avatar avatar) {
 		super(PacketOpcodes.AvatarFlycloakChangeNotify);
 
 		 AvatarFlycloakChangeNotify proto = AvatarFlycloakChangeNotify.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarGainCostumeNotify.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarGainCostumeNotifyOuterClass.AvatarGainCostumeNotify;
 
-public class PacketAvatarGainCostumeNotify extends GenshinPacket {
+public class PacketAvatarGainCostumeNotify extends BasePacket {
 	
 	public PacketAvatarGainCostumeNotify(int costumeId) {
 		super(PacketOpcodes.AvatarGainCostumeNotify);

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarGainFlycloakNotify.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarGainFlycloakNotifyOuterClass.AvatarGainFlycloakNotify;
 
-public class PacketAvatarGainFlycloakNotify extends GenshinPacket {
+public class PacketAvatarGainFlycloakNotify extends BasePacket {
 	
 	public PacketAvatarGainFlycloakNotify(int flycloak) {
 		super(PacketOpcodes.AvatarGainFlycloakNotify);

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarLifeStateChangeNotify.java

@@ -1,15 +1,15 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.avatar.GenshinAvatar;
+import emu.grasscutter.game.avatar.Avatar;
 import emu.grasscutter.game.props.FightProperty;
 import emu.grasscutter.game.props.LifeState;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarLifeStateChangeNotifyOuterClass.AvatarLifeStateChangeNotify;
 
-public class PacketAvatarLifeStateChangeNotify extends GenshinPacket {
+public class PacketAvatarLifeStateChangeNotify extends BasePacket {
 	
-	public PacketAvatarLifeStateChangeNotify(GenshinAvatar avatar) {
+	public PacketAvatarLifeStateChangeNotify(Avatar avatar) {
 		super(PacketOpcodes.AvatarLifeStateChangeNotify);
 
 		AvatarLifeStateChangeNotify proto = AvatarLifeStateChangeNotify.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarPromoteRsp.java

@@ -1,13 +1,13 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.avatar.GenshinAvatar;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarPromoteRspOuterClass.AvatarPromoteRsp;
 
-public class PacketAvatarPromoteRsp extends GenshinPacket {
+public class PacketAvatarPromoteRsp extends BasePacket {
 	
-	public PacketAvatarPromoteRsp(GenshinAvatar avatar) {
+	public PacketAvatarPromoteRsp(Avatar avatar) {
 		super(PacketOpcodes.AvatarPromoteRsp);
 
 		AvatarPromoteRsp proto = AvatarPromoteRsp.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarPropNotify.java

@@ -1,13 +1,13 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.avatar.GenshinAvatar;
+import emu.grasscutter.game.avatar.Avatar;
 import emu.grasscutter.game.props.PlayerProperty;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarPropNotifyOuterClass.AvatarPropNotify;
 
-public class PacketAvatarPropNotify extends GenshinPacket {
-	public PacketAvatarPropNotify(GenshinAvatar avatar) {
+public class PacketAvatarPropNotify extends BasePacket {
+	public PacketAvatarPropNotify(Avatar avatar) {
 		super(PacketOpcodes.AvatarPropNotify);
 		
 		AvatarPropNotify proto = AvatarPropNotify.newBuilder()
@@ -22,7 +22,7 @@ public class PacketAvatarPropNotify extends GenshinPacket {
 		this.setData(proto);
 	}
 	
-	public PacketAvatarPropNotify(GenshinAvatar avatar, PlayerProperty prop, int value) {
+	public PacketAvatarPropNotify(Avatar avatar, PlayerProperty prop, int value) {
 		super(PacketOpcodes.AvatarPropNotify);
 
 		AvatarPropNotify proto = AvatarPropNotify.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarSkillChangeNotify.java

@@ -1,13 +1,13 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.avatar.GenshinAvatar;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarSkillChangeNotifyOuterClass.AvatarSkillChangeNotify;
 
-public class PacketAvatarSkillChangeNotify extends GenshinPacket {
+public class PacketAvatarSkillChangeNotify extends BasePacket {
 	
-	public PacketAvatarSkillChangeNotify(GenshinAvatar avatar, int skillId, int oldLevel, int curLevel) {
+	public PacketAvatarSkillChangeNotify(Avatar avatar, int skillId, int oldLevel, int curLevel) {
 		super(PacketOpcodes.AvatarSkillChangeNotify);
 		
 		AvatarSkillChangeNotify proto = AvatarSkillChangeNotify.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarSkillUpgradeRsp.java

@@ -1,13 +1,13 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.avatar.GenshinAvatar;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarSkillUpgradeRspOuterClass.AvatarSkillUpgradeRsp;
 
-public class PacketAvatarSkillUpgradeRsp extends GenshinPacket {
+public class PacketAvatarSkillUpgradeRsp extends BasePacket {
 	
-	public PacketAvatarSkillUpgradeRsp(GenshinAvatar avatar, int skillId, int oldLevel, int newLevel) {
+	public PacketAvatarSkillUpgradeRsp(Avatar avatar, int skillId, int oldLevel, int newLevel) {
 		super(PacketOpcodes.AvatarSkillUpgradeRsp);
 
 		AvatarSkillUpgradeRsp proto = AvatarSkillUpgradeRsp.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarTeamUpdateNotify.java

@@ -2,17 +2,17 @@ package emu.grasscutter.server.packet.send;
 
 import java.util.Map.Entry;
 
-import emu.grasscutter.game.GenshinPlayer;
-import emu.grasscutter.game.TeamInfo;
-import emu.grasscutter.game.avatar.GenshinAvatar;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.player.TeamInfo;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarTeamOuterClass.AvatarTeam;
 import emu.grasscutter.net.proto.AvatarTeamUpdateNotifyOuterClass.AvatarTeamUpdateNotify;
 
-public class PacketAvatarTeamUpdateNotify extends GenshinPacket {
+public class PacketAvatarTeamUpdateNotify extends BasePacket {
 	
-	public PacketAvatarTeamUpdateNotify(GenshinPlayer player) {
+	public PacketAvatarTeamUpdateNotify(Player player) {
 		super(PacketOpcodes.AvatarTeamUpdateNotify);
 
 		AvatarTeamUpdateNotify.Builder proto = AvatarTeamUpdateNotify.newBuilder();
@@ -23,7 +23,7 @@ public class PacketAvatarTeamUpdateNotify extends GenshinPacket {
 					.setTeamName(teamInfo.getName());
 			
 			for (int i = 0; i < teamInfo.getAvatars().size(); i++) {
-				GenshinAvatar avatar = player.getAvatars().getAvatarById(teamInfo.getAvatars().get(i));
+				Avatar avatar = player.getAvatars().getAvatarById(teamInfo.getAvatars().get(i));
 				avatarTeam.addAvatarGuidList(avatar.getGuid());
 			}
 			

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarUnlockTalentNotify.java

@@ -1,13 +1,13 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.avatar.GenshinAvatar;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarUnlockTalentNotifyOuterClass.AvatarUnlockTalentNotify;
 
-public class PacketAvatarUnlockTalentNotify extends GenshinPacket {
+public class PacketAvatarUnlockTalentNotify extends BasePacket {
 	
-	public PacketAvatarUnlockTalentNotify(GenshinAvatar avatar, int talentId) {
+	public PacketAvatarUnlockTalentNotify(Avatar avatar, int talentId) {
 		super(PacketOpcodes.AvatarUnlockTalentNotify);
 
 		AvatarUnlockTalentNotify proto = AvatarUnlockTalentNotify.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarUpgradeRsp.java

@@ -2,14 +2,14 @@ package emu.grasscutter.server.packet.send;
 
 import java.util.Map;
 
-import emu.grasscutter.game.avatar.GenshinAvatar;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarUpgradeRspOuterClass.AvatarUpgradeRsp;
 
-public class PacketAvatarUpgradeRsp extends GenshinPacket {
+public class PacketAvatarUpgradeRsp extends BasePacket {
 	
-	public PacketAvatarUpgradeRsp(GenshinAvatar avatar, int oldLevel, Map<Integer, Float> oldFightPropMap) {
+	public PacketAvatarUpgradeRsp(Avatar avatar, int oldLevel, Map<Integer, Float> oldFightPropMap) {
 		super(PacketOpcodes.AvatarUpgradeRsp);
 		
 		this.buildHeader(0);

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarWearFlycloakRsp.java

@@ -1,10 +1,11 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AvatarWearFlycloakRspOuterClass.AvatarWearFlycloakRsp;
+import emu.grasscutter.net.proto.RetcodeOuterClass;
 
-public class PacketAvatarWearFlycloakRsp extends GenshinPacket {
+public class PacketAvatarWearFlycloakRsp extends BasePacket {
 	public PacketAvatarWearFlycloakRsp(long avatarGuid, int costumeId) {
 		super(PacketOpcodes.AvatarWearFlycloakRsp);
 
@@ -20,7 +21,7 @@ public class PacketAvatarWearFlycloakRsp extends GenshinPacket {
 		super(PacketOpcodes.AvatarWearFlycloakRsp);
 
 		AvatarWearFlycloakRsp proto = AvatarWearFlycloakRsp.newBuilder()
-				.setRetcode(1)
+				.setRetcode(RetcodeOuterClass.Retcode.RET_SVR_ERROR_VALUE)
 				.build();
 		
 		this.setData(proto);

src/main/java/emu/grasscutter/server/packet/send/PacketBuyGoodsRsp.java

@@ -0,0 +1,22 @@
+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.BuyGoodsRspOuterClass;
+import emu.grasscutter.net.proto.ShopGoodsOuterClass;
+
+public class PacketBuyGoodsRsp extends BasePacket {
+    public PacketBuyGoodsRsp(int shopType, int boughtNum, ShopGoodsOuterClass.ShopGoods sg) {
+        super(PacketOpcodes.BuyGoodsRsp);
+
+        BuyGoodsRspOuterClass.BuyGoodsRsp buyGoodsRsp = BuyGoodsRspOuterClass.BuyGoodsRsp.newBuilder()
+                .setShopType(shopType)
+                .setBoughtNum(boughtNum)
+                .addGoodsList(ShopGoodsOuterClass.ShopGoods.newBuilder()
+                        .mergeFrom(sg)
+                        .setBoughtNum(boughtNum)
+                ).build();
+
+        this.setData(buyGoodsRsp);
+    }
+}

src/main/java/emu/grasscutter/server/packet/send/PacketCalcWeaponUpgradeReturnItemsRsp.java

@@ -2,13 +2,13 @@ package emu.grasscutter.server.packet.send;
 
 import java.util.List;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
-import emu.grasscutter.net.packet.Retcode;
 import emu.grasscutter.net.proto.CalcWeaponUpgradeReturnItemsRspOuterClass.CalcWeaponUpgradeReturnItemsRsp;
 import emu.grasscutter.net.proto.ItemParamOuterClass.ItemParam;
+import emu.grasscutter.net.proto.RetcodeOuterClass;
 
-public class PacketCalcWeaponUpgradeReturnItemsRsp extends GenshinPacket {
+public class PacketCalcWeaponUpgradeReturnItemsRsp extends BasePacket {
 	
 	public PacketCalcWeaponUpgradeReturnItemsRsp(long itemGuid, List<ItemParam> returnItems) {
 		super(PacketOpcodes.CalcWeaponUpgradeReturnItemsRsp);
@@ -25,7 +25,7 @@ public class PacketCalcWeaponUpgradeReturnItemsRsp extends GenshinPacket {
 		super(PacketOpcodes.CalcWeaponUpgradeReturnItemsRsp);
 		
 		CalcWeaponUpgradeReturnItemsRsp proto = CalcWeaponUpgradeReturnItemsRsp.newBuilder()
-				.setRetcode(Retcode.FAIL)
+				.setRetcode(RetcodeOuterClass.Retcode.RET_SVR_ERROR_VALUE)
 				.build();
 		
 		this.setData(proto);

src/main/java/emu/grasscutter/server/packet/send/PacketCardProductRewardNotify.java

@@ -0,0 +1,24 @@
+package emu.grasscutter.server.packet.send;
+
+
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.CardProductRewardNotifyOuterClass.CardProductRewardNotify;
+
+public class PacketCardProductRewardNotify extends BasePacket {
+
+    public PacketCardProductRewardNotify(int remainsDay) {
+        super(PacketOpcodes.CardProductRewardNotify);
+
+        CardProductRewardNotify proto = CardProductRewardNotify.newBuilder()
+                .setProductId("ys_chn_blessofmoon_tier5")
+                .setHcoin(90)
+                .setRemainDays(remainsDay)
+                .build();
+
+        // Hard code Product id keep cool 😎
+
+        this.setData(proto);
+    }
+
+}

src/main/java/emu/grasscutter/server/packet/send/PacketChangeAvatarRsp.java

@@ -1,17 +1,18 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.ChangeAvatarRspOuterClass.ChangeAvatarRsp;
+import emu.grasscutter.net.proto.RetcodeOuterClass;
 
-public class PacketChangeAvatarRsp extends GenshinPacket {
+public class PacketChangeAvatarRsp extends BasePacket {
 	
 	public PacketChangeAvatarRsp(long guid) {
 		super(PacketOpcodes.ChangeAvatarRsp);
 
 		ChangeAvatarRsp p = ChangeAvatarRsp.newBuilder()
-				.setRetcode(0)
-				.setCurrGuid(guid)
+				.setRetcode(RetcodeOuterClass.Retcode.RET_SVR_ERROR_VALUE)
+				.setCurGuid(guid)
 				.build();
 		
 		this.setData(p);

src/main/java/emu/grasscutter/server/packet/send/PacketChangeGameTimeRsp.java

@@ -1,14 +1,14 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.GenshinPlayer;
-import emu.grasscutter.game.World;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.world.World;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.ChangeGameTimeRspOuterClass.ChangeGameTimeRsp;
 
-public class PacketChangeGameTimeRsp extends GenshinPacket {
+public class PacketChangeGameTimeRsp extends BasePacket {
 	
-	public PacketChangeGameTimeRsp(GenshinPlayer player) {
+	public PacketChangeGameTimeRsp(Player player) {
 		super(PacketOpcodes.ChangeGameTimeRsp);
 		
 		ChangeGameTimeRsp proto = ChangeGameTimeRsp.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketChangeMpTeamAvatarRsp.java

@@ -1,14 +1,14 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.GenshinPlayer;
-import emu.grasscutter.game.TeamInfo;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.player.TeamInfo;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.ChangeMpTeamAvatarRspOuterClass.ChangeMpTeamAvatarRsp;
 
-public class PacketChangeMpTeamAvatarRsp extends GenshinPacket {
+public class PacketChangeMpTeamAvatarRsp extends BasePacket {
 	
-	public PacketChangeMpTeamAvatarRsp(GenshinPlayer player, TeamInfo teamInfo) {
+	public PacketChangeMpTeamAvatarRsp(Player player, TeamInfo teamInfo) {
 		super(PacketOpcodes.ChangeMpTeamAvatarRsp);
 		
 		ChangeMpTeamAvatarRsp.Builder proto = ChangeMpTeamAvatarRsp.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketChangeTeamNameRsp.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.ChangeTeamNameRspOuterClass.ChangeTeamNameRsp;
 
-public class PacketChangeTeamNameRsp extends GenshinPacket {
+public class PacketChangeTeamNameRsp extends BasePacket {
 	
 	public PacketChangeTeamNameRsp(int teamId, String teamName) {
 		super(PacketOpcodes.ChangeTeamNameRsp);

src/main/java/emu/grasscutter/server/packet/send/PacketChooseCurAvatarTeamRsp.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.ChooseCurAvatarTeamRspOuterClass.ChooseCurAvatarTeamRsp;
 
-public class PacketChooseCurAvatarTeamRsp extends GenshinPacket {
+public class PacketChooseCurAvatarTeamRsp extends BasePacket {
 	
 	public PacketChooseCurAvatarTeamRsp(int teamId) {
 		super(PacketOpcodes.ChooseCurAvatarTeamRsp);

src/main/java/emu/grasscutter/server/packet/send/PacketClientAbilityInitFinishNotify.java

@@ -2,12 +2,12 @@ package emu.grasscutter.server.packet.send;
 
 import java.util.List;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AbilityInvokeEntryOuterClass.AbilityInvokeEntry;
 import emu.grasscutter.net.proto.ClientAbilityInitFinishNotifyOuterClass.ClientAbilityInitFinishNotify;
 
-public class PacketClientAbilityInitFinishNotify extends GenshinPacket {
+public class PacketClientAbilityInitFinishNotify extends BasePacket {
 	
 	public PacketClientAbilityInitFinishNotify(List<AbilityInvokeEntry> entries) {
 		super(PacketOpcodes.ClientAbilityInitFinishNotify, true);

src/main/java/emu/grasscutter/server/packet/send/PacketCombatInvocationsNotify.java

@@ -2,12 +2,12 @@ package emu.grasscutter.server.packet.send;
 
 import java.util.List;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.CombatInvocationsNotifyOuterClass.CombatInvocationsNotify;
 import emu.grasscutter.net.proto.CombatInvokeEntryOuterClass.CombatInvokeEntry;
 
-public class PacketCombatInvocationsNotify extends GenshinPacket {
+public class PacketCombatInvocationsNotify extends BasePacket {
 	
 	public PacketCombatInvocationsNotify(CombatInvokeEntry entry) {
 		super(PacketOpcodes.CombatInvocationsNotify, true);

src/main/java/emu/grasscutter/server/packet/send/PacketCombineRsp.java

@@ -0,0 +1,58 @@
+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.CombineReqOuterClass;
+import emu.grasscutter.net.proto.CombineRspOuterClass;
+import emu.grasscutter.net.proto.ItemParamOuterClass;
+import emu.grasscutter.net.proto.RetcodeOuterClass;
+
+public class PacketCombineRsp extends BasePacket {
+
+    public PacketCombineRsp() {
+        super(PacketOpcodes.CombineRsp);
+
+        CombineRspOuterClass.CombineRsp proto = CombineRspOuterClass.CombineRsp.newBuilder()
+                .setRetcode(RetcodeOuterClass.Retcode.RET_SVR_ERROR_VALUE).build();
+
+
+        this.setData(proto);
+    }
+
+    public PacketCombineRsp(int retcode) {
+        super(PacketOpcodes.CombineRsp);
+
+        CombineRspOuterClass.CombineRsp proto = CombineRspOuterClass.CombineRsp.newBuilder()
+                .setRetcode(retcode).build();
+
+
+        this.setData(proto);
+    }
+
+    public PacketCombineRsp(CombineReqOuterClass.CombineReq combineReq,
+                            Iterable<ItemParamOuterClass.ItemParam> costItemList,
+                            Iterable<ItemParamOuterClass.ItemParam> resultItemList,
+                            Iterable<ItemParamOuterClass.ItemParam> totalRandomItemList,
+                            Iterable<ItemParamOuterClass.ItemParam> totalReturnItemList,
+                            Iterable<ItemParamOuterClass.ItemParam> totalExtraItemList) {
+
+        super(PacketOpcodes.CombineRsp);
+
+        CombineRspOuterClass.CombineRsp proto = CombineRspOuterClass.CombineRsp.newBuilder()
+                .setRetcode(RetcodeOuterClass.Retcode.RET_SUCC_VALUE)
+                .setCombineId(combineReq.getCombineId())
+                .setCombineCount(combineReq.getCombineCount())
+                .setAvatarGuid(combineReq.getAvatarGuid())
+                .addAllCostItemList(costItemList)
+                .addAllResultItemList(resultItemList)
+                .addAllTotalRandomItemList(totalRandomItemList)
+                .addAllTotalReturnItemList(totalReturnItemList)
+                .addAllTotalExtraItemList(totalExtraItemList)
+                .build();
+
+        this.setData(proto);
+    }
+
+
+
+}

src/main/java/emu/grasscutter/server/packet/send/PacketDealAddFriendRsp.java

@@ -1,11 +1,11 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.DealAddFriendResultTypeOuterClass.DealAddFriendResultType;
 import emu.grasscutter.net.proto.DealAddFriendRspOuterClass.DealAddFriendRsp;
 
-public class PacketDealAddFriendRsp extends GenshinPacket {
+public class PacketDealAddFriendRsp extends BasePacket {
 	
 	public PacketDealAddFriendRsp(int targetUid, DealAddFriendResultType result) {
 		super(PacketOpcodes.DealAddFriendRsp);

src/main/java/emu/grasscutter/server/packet/send/PacketDelMailRsp.java

@@ -0,0 +1,29 @@
+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.DelMailRspOuterClass.DelMailRsp;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class PacketDelMailRsp  extends BasePacket {
+
+    public PacketDelMailRsp(Player player, List<Integer> toDeleteIds) {
+        super(PacketOpcodes.DelMailRsp);
+
+        DelMailRsp.Builder proto = DelMailRsp.newBuilder();
+
+        List<Integer> deletedIds = new ArrayList<>();
+
+        for(int mailId : toDeleteIds) {
+            if(player.deleteMail(mailId)) {
+                deletedIds.add(mailId);
+            }
+        }
+
+        this.setData(proto.build());
+        player.getSession().send(new PacketMailChangeNotify(player, null, deletedIds));
+    }
+}

src/main/java/emu/grasscutter/server/packet/send/PacketDelTeamEntityNotify.java

@@ -2,11 +2,11 @@ package emu.grasscutter.server.packet.send;
 
 import java.util.List;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.DelTeamEntityNotifyOuterClass.DelTeamEntityNotify;
 
-public class PacketDelTeamEntityNotify extends GenshinPacket {
+public class PacketDelTeamEntityNotify extends BasePacket {
 	
 	public PacketDelTeamEntityNotify(int sceneId, int teamEntityId) {
 		super(PacketOpcodes.DelTeamEntityNotify);

src/main/java/emu/grasscutter/server/packet/send/PacketDeleteFriendNotify.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.DeleteFriendNotifyOuterClass.DeleteFriendNotify;
 
-public class PacketDeleteFriendNotify extends GenshinPacket {
+public class PacketDeleteFriendNotify extends BasePacket {
 	
 	public PacketDeleteFriendNotify(int targetUid) {
 		super(PacketOpcodes.DeleteFriendNotify);

src/main/java/emu/grasscutter/server/packet/send/PacketDeleteFriendRsp.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.DeleteFriendRspOuterClass.DeleteFriendRsp;
 
-public class PacketDeleteFriendRsp extends GenshinPacket {
+public class PacketDeleteFriendRsp extends BasePacket {
 	
 	public PacketDeleteFriendRsp(int targetUid) {
 		super(PacketOpcodes.DeleteFriendRsp);

src/main/java/emu/grasscutter/server/packet/send/PacketDestroyMaterialRsp.java

@@ -1,12 +1,12 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.DestroyMaterialRspOuterClass.DestroyMaterialRsp;
 import it.unimi.dsi.fastutil.ints.Int2IntMap;
 import it.unimi.dsi.fastutil.ints.Int2IntOpenHashMap;
 
-public class PacketDestroyMaterialRsp extends GenshinPacket {
+public class PacketDestroyMaterialRsp extends BasePacket {
 	
 	public PacketDestroyMaterialRsp(Int2IntOpenHashMap returnMaterialMap) {
 		super(PacketOpcodes.DestroyMaterialRsp);

src/main/java/emu/grasscutter/server/packet/send/PacketDoGachaRsp.java

@@ -3,12 +3,13 @@ package emu.grasscutter.server.packet.send;
 import java.util.List;
 
 import emu.grasscutter.game.gacha.GachaBanner;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.DoGachaRspOuterClass.DoGachaRsp;
 import emu.grasscutter.net.proto.GachaItemOuterClass.GachaItem;
+import emu.grasscutter.net.proto.RetcodeOuterClass;
 
-public class PacketDoGachaRsp extends GenshinPacket {
+public class PacketDoGachaRsp extends BasePacket {
 	
 	public PacketDoGachaRsp(GachaBanner banner, List<GachaItem> list) {
 		super(PacketOpcodes.DoGachaRsp);
@@ -33,7 +34,7 @@ public class PacketDoGachaRsp extends GenshinPacket {
 		super(PacketOpcodes.DoGachaRsp);
 
 		DoGachaRsp p = DoGachaRsp.newBuilder()
-				.setRetcode(1)
+				.setRetcode(RetcodeOuterClass.Retcode.RET_SVR_ERROR_VALUE)
 				.build();
 		
 		this.setData(p);

src/main/java/emu/grasscutter/server/packet/send/PacketEnterSceneDoneRsp.java

@@ -1,13 +1,13 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.GenshinPlayer;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.EnterSceneDoneRspOuterClass.EnterSceneDoneRsp;
 
-public class PacketEnterSceneDoneRsp extends GenshinPacket {
+public class PacketEnterSceneDoneRsp extends BasePacket {
 
-	public PacketEnterSceneDoneRsp(GenshinPlayer player) {
+	public PacketEnterSceneDoneRsp(Player player) {
 		super(PacketOpcodes.EnterSceneDoneRsp);
 
 		EnterSceneDoneRsp p = EnterSceneDoneRsp.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketEnterScenePeerNotify.java

@@ -1,13 +1,13 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.GenshinPlayer;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.EnterScenePeerNotifyOuterClass.EnterScenePeerNotify;
 
-public class PacketEnterScenePeerNotify extends GenshinPacket {
+public class PacketEnterScenePeerNotify extends BasePacket {
 
-	public PacketEnterScenePeerNotify(GenshinPlayer player) {
+	public PacketEnterScenePeerNotify(Player player) {
 		super(PacketOpcodes.EnterScenePeerNotify);
 		
 		EnterScenePeerNotify proto = EnterScenePeerNotify.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketEnterSceneReadyRsp.java

@@ -1,13 +1,13 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.GenshinPlayer;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.EnterSceneReadyRspOuterClass.EnterSceneReadyRsp;
 
-public class PacketEnterSceneReadyRsp extends GenshinPacket {
+public class PacketEnterSceneReadyRsp extends BasePacket {
 
-	public PacketEnterSceneReadyRsp(GenshinPlayer player) {
+	public PacketEnterSceneReadyRsp(Player player) {
 		super(PacketOpcodes.EnterSceneReadyRsp, 11);
 		
 		EnterSceneReadyRsp p = EnterSceneReadyRsp.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketEnterWorldAreaRsp.java

@@ -1,11 +1,11 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.EnterWorldAreaReqOuterClass.EnterWorldAreaReq;
 import emu.grasscutter.net.proto.EnterWorldAreaRspOuterClass.EnterWorldAreaRsp;
 
-public class PacketEnterWorldAreaRsp extends GenshinPacket {
+public class PacketEnterWorldAreaRsp extends BasePacket {
 
 	public PacketEnterWorldAreaRsp(int clientSequence, EnterWorldAreaReq enterWorld) {
 		super(PacketOpcodes.EnterWorldAreaRsp, clientSequence);

src/main/java/emu/grasscutter/server/packet/send/PacketEntityAiSyncNotify.java

@@ -1,11 +1,11 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.AiSyncInfoOuterClass.AiSyncInfo;
 import emu.grasscutter.net.proto.EntityAiSyncNotifyOuterClass.EntityAiSyncNotify;
 
-public class PacketEntityAiSyncNotify extends GenshinPacket {
+public class PacketEntityAiSyncNotify extends BasePacket {
 	
 	public PacketEntityAiSyncNotify(EntityAiSyncNotify notify) {
 		super(PacketOpcodes.EntityAiSyncNotify, true);

src/main/java/emu/grasscutter/server/packet/send/PacketEntityFightPropUpdateNotify.java

@@ -1,14 +1,14 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.entity.GenshinEntity;
+import emu.grasscutter.game.entity.GameEntity;
 import emu.grasscutter.game.props.FightProperty;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.EntityFightPropUpdateNotifyOuterClass.EntityFightPropUpdateNotify;
 
-public class PacketEntityFightPropUpdateNotify extends GenshinPacket {
+public class PacketEntityFightPropUpdateNotify extends BasePacket {
 	
-	public PacketEntityFightPropUpdateNotify(GenshinEntity entity, FightProperty prop) {
+	public PacketEntityFightPropUpdateNotify(GameEntity entity, FightProperty prop) {
 		super(PacketOpcodes.EntityFightPropUpdateNotify);
 		
 		EntityFightPropUpdateNotify proto = EntityFightPropUpdateNotify.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketEvtAvatarSitDownNotify.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.EvtAvatarSitDownNotifyOuterClass.EvtAvatarSitDownNotify;
 
-public class PacketEvtAvatarSitDownNotify extends GenshinPacket {
+public class PacketEvtAvatarSitDownNotify extends BasePacket {
 
     public PacketEvtAvatarSitDownNotify(EvtAvatarSitDownNotify notify) {
         super(PacketOpcodes.EvtAvatarSitDownNotify);

src/main/java/emu/grasscutter/server/packet/send/PacketGadgetInteractRsp.java

@@ -1,12 +1,13 @@
 package emu.grasscutter.server.packet.send;
 
 import emu.grasscutter.game.entity.EntityGadget;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.GadgetInteractRspOuterClass.GadgetInteractRsp;
 import emu.grasscutter.net.proto.InteractTypeOuterClass.InteractType;
+import emu.grasscutter.net.proto.RetcodeOuterClass;
 
-public class PacketGadgetInteractRsp extends GenshinPacket {
+public class PacketGadgetInteractRsp extends BasePacket {
 	public PacketGadgetInteractRsp(EntityGadget gadget, InteractType interact) {
 		super(PacketOpcodes.GadgetInteractRsp);
 
@@ -23,7 +24,7 @@ public class PacketGadgetInteractRsp extends GenshinPacket {
 		super(PacketOpcodes.GadgetInteractRsp);
 
 		GadgetInteractRsp proto = GadgetInteractRsp.newBuilder()
-				.setRetcode(1)
+				.setRetcode(RetcodeOuterClass.Retcode.RET_SVR_ERROR_VALUE)
 				.build();
 		
 		this.setData(proto);

src/main/java/emu/grasscutter/server/packet/send/PacketGetActivityInfoRsp.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.GetActivityInfoRspOuterClass.GetActivityInfoRsp;
 
-public class PacketGetActivityInfoRsp extends GenshinPacket {
+public class PacketGetActivityInfoRsp extends BasePacket {
 	public PacketGetActivityInfoRsp() {
 		super(PacketOpcodes.GetActivityInfoRsp);
 		

src/main/java/emu/grasscutter/server/packet/send/PacketGetAllMailRsp.java

@@ -0,0 +1,77 @@
+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.Grasscutter;
+import emu.grasscutter.game.mail.Mail;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.GetAllMailRspOuterClass.GetAllMailRsp;
+import emu.grasscutter.net.proto.ItemParamOuterClass;
+import emu.grasscutter.net.proto.MailDataOuterClass;
+import emu.grasscutter.net.proto.MailDataOuterClass.MailData;
+import emu.grasscutter.net.proto.MailItemOuterClass;
+import emu.grasscutter.net.proto.MailTextContentOuterClass.MailTextContent;
+
+import java.time.Instant;
+import java.util.ArrayList;
+import java.util.List;
+
+public class PacketGetAllMailRsp extends BasePacket {
+
+    public PacketGetAllMailRsp(Player player, boolean isGiftMail) {
+        super(PacketOpcodes.GetAllMailRsp);
+        GetAllMailRsp.Builder proto = GetAllMailRsp.newBuilder();
+
+        if (isGiftMail) {
+            proto.setIsGiftMail(true);
+        } else {
+            proto.setIsGiftMail(false);
+
+            if (player.getAllMail().size() != 0) { // Make sure the player has mail
+                List<MailData> mailDataList = new ArrayList<MailData>();
+
+                for (Mail message : player.getAllMail()) {
+                    if(message.stateValue == 1) { // Make sure it isn't a gift
+                        if (message.expireTime > (int) Instant.now().getEpochSecond()) { // Make sure the message isn't expired (The game won't show expired mail, but I don't want to send unnecessary information).
+                            if(mailDataList.size() <= 1000) { // Make sure that there isn't over 1000 messages in the mailbox. (idk what will happen if there is but the game probably won't like it.)
+                                MailTextContent.Builder mailTextContent = MailTextContent.newBuilder();
+                                mailTextContent.setTitle(message.mailContent.title);
+                                mailTextContent.setContent(message.mailContent.content);
+                                mailTextContent.setSender(message.mailContent.sender);
+
+                                List<MailItemOuterClass.MailItem> mailItems = new ArrayList<>();
+
+                                for (Mail.MailItem item : message.itemList) {
+                                    MailItemOuterClass.MailItem.Builder mailItem = MailItemOuterClass.MailItem.newBuilder();
+                                    ItemParamOuterClass.ItemParam.Builder itemParam = ItemParamOuterClass.ItemParam.newBuilder();
+                                    itemParam.setItemId(item.itemId);
+                                    itemParam.setCount(item.itemCount);
+                                    mailItem.setItemParam(itemParam.build());
+
+                                    mailItems.add(mailItem.build());
+                                }
+
+                                MailDataOuterClass.MailData.Builder mailData = MailDataOuterClass.MailData.newBuilder();
+                                mailData.setMailId(player.getMailId(message));
+                                mailData.setMailTextContent(mailTextContent.build());
+                                mailData.addAllItemList(mailItems);
+                                mailData.setSendTime((int) message.sendTime);
+                                mailData.setExpireTime((int) message.expireTime);
+                                mailData.setImportance(message.importance);
+                                mailData.setIsRead(message.isRead);
+                                mailData.setIsAttachmentGot(message.isAttachmentGot);
+                                mailData.setStateValue(1);
+
+                                mailDataList.add(mailData.build());
+                            }
+                        }
+                    }
+                }
+
+                proto.addAllMailList(mailDataList);
+                proto.setIsTruncated(mailDataList.size() <= 1000 ? false : true); // When enabled this will send a notification to the user telling them their inbox is full and they should delete old messages when opening the mailbox.
+            }
+        }
+        this.setData(proto.build());
+    }
+}

src/main/java/emu/grasscutter/server/packet/send/PacketGetAllUnlockNameCardRsp.java

@@ -1,13 +1,13 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.GenshinPlayer;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.GetAllUnlockNameCardRspOuterClass.GetAllUnlockNameCardRsp;
 
-public class PacketGetAllUnlockNameCardRsp extends GenshinPacket {
+public class PacketGetAllUnlockNameCardRsp extends BasePacket {
 	
-	public PacketGetAllUnlockNameCardRsp(GenshinPlayer player) {
+	public PacketGetAllUnlockNameCardRsp(Player player) {
 		super(PacketOpcodes.GetAllUnlockNameCardRsp);
 		
 		GetAllUnlockNameCardRsp proto = GetAllUnlockNameCardRsp.newBuilder()

src/main/java/emu/grasscutter/server/packet/send/PacketGetAuthkeyRsp.java

@@ -1,15 +1,16 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.GetAuthkeyRspOuterClass.GetAuthkeyRsp;
+import emu.grasscutter.net.proto.RetcodeOuterClass;
 
-public class PacketGetAuthkeyRsp extends GenshinPacket {
+public class PacketGetAuthkeyRsp extends BasePacket {
 	
 	public PacketGetAuthkeyRsp() {
 		super(PacketOpcodes.GetAuthkeyRsp);
 		
-		GetAuthkeyRsp proto = GetAuthkeyRsp.newBuilder().setRetcode(1).build();
+		GetAuthkeyRsp proto = GetAuthkeyRsp.newBuilder().setRetcode(RetcodeOuterClass.Retcode.RET_SVR_ERROR_VALUE).build();
 		
 		this.setData(proto);
 	}

src/main/java/emu/grasscutter/server/packet/send/PacketGetGachaInfoRsp.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.packet.send;
 
 import emu.grasscutter.game.gacha.GachaManager;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 
-public class PacketGetGachaInfoRsp extends GenshinPacket {
+public class PacketGetGachaInfoRsp extends BasePacket {
 	
 	public PacketGetGachaInfoRsp(GachaManager manager) {
 		super(PacketOpcodes.GetGachaInfoRsp);

src/main/java/emu/grasscutter/server/packet/send/PacketGetMailItemRsp.java

@@ -0,0 +1,72 @@
+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.data.GameData;
+import emu.grasscutter.game.inventory.GameItem;
+import emu.grasscutter.game.mail.Mail;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.props.ActionReason;
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.EquipParamOuterClass;
+import emu.grasscutter.net.proto.GetMailItemRspOuterClass.GetMailItemRsp;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class PacketGetMailItemRsp  extends BasePacket {
+
+    public PacketGetMailItemRsp(Player player, List<Integer> mailList) {
+        super(PacketOpcodes.GetMailItemRsp);
+
+        List<Mail> claimedMessages = new ArrayList<>();
+        List<EquipParamOuterClass.EquipParam> claimedItems = new ArrayList<>();
+
+        GetMailItemRsp.Builder proto = GetMailItemRsp.newBuilder();
+
+        for (int mailId : mailList) {
+            Mail message = player.getMail(mailId);
+
+            for(Mail.MailItem mailItem : message.itemList) {
+                EquipParamOuterClass.EquipParam.Builder item = EquipParamOuterClass.EquipParam.newBuilder();
+                int promoteLevel = 0;
+                if (mailItem.itemLevel > 20) { // 20/40
+                    promoteLevel = 1;
+                } else if (mailItem.itemLevel > 40) { // 40/50
+                    promoteLevel = 2;
+                } else if (mailItem.itemLevel > 50) { // 50/60
+                    promoteLevel = 3;
+                } else if (mailItem.itemLevel > 60) { // 60/70
+                    promoteLevel = 4;
+                } else if (mailItem.itemLevel > 70) { // 70/80
+                    promoteLevel = 5;
+                } else if (mailItem.itemLevel > 80) { // 80/90
+                    promoteLevel = 6;
+                }
+
+                item.setItemId(mailItem.itemId);
+                item.setItemNum(mailItem.itemCount);
+                item.setItemLevel(mailItem.itemLevel);
+                item.setPromoteLevel(promoteLevel);
+                claimedItems.add(item.build());
+
+                GameItem gameItem = new GameItem(GameData.getItemDataMap().get(mailItem.itemId));
+                gameItem.setCount(mailItem.itemCount);
+                gameItem.setLevel(mailItem.itemLevel);
+                gameItem.setPromoteLevel(promoteLevel);
+                player.getInventory().addItem(gameItem, ActionReason.MailAttachment);
+            }
+
+            message.isAttachmentGot = true;
+            claimedMessages.add(message);
+
+            player.replaceMailByIndex(mailId, message);
+        }
+
+        proto.addAllMailIdList(claimedMessages.stream().map(message -> player.getMailId(message)).collect(Collectors.toList()));
+        proto.addAllItemList(claimedItems);
+
+        this.setData(proto.build());
+        player.getSession().send(new PacketMailChangeNotify(player, claimedMessages)); // For some reason you have to also send the MailChangeNotify packet
+    }
+}

src/main/java/emu/grasscutter/server/packet/send/PacketGetPlayerAskFriendListRsp.java

@@ -1,14 +1,14 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.GenshinPlayer;
 import emu.grasscutter.game.friends.Friendship;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.GetPlayerAskFriendListRspOuterClass.GetPlayerAskFriendListRsp;
 
-public class PacketGetPlayerAskFriendListRsp extends GenshinPacket {
+public class PacketGetPlayerAskFriendListRsp extends BasePacket {
 	
-	public PacketGetPlayerAskFriendListRsp(GenshinPlayer player) {
+	public PacketGetPlayerAskFriendListRsp(Player player) {
 		super(PacketOpcodes.GetPlayerAskFriendListRsp);
 		
 		GetPlayerAskFriendListRsp.Builder proto = GetPlayerAskFriendListRsp.newBuilder();

src/main/java/emu/grasscutter/server/packet/send/PacketGetPlayerFriendListRsp.java

@@ -1,33 +1,34 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.GenshinConstants;
-import emu.grasscutter.game.GenshinPlayer;
+import emu.grasscutter.GameConstants;
 import emu.grasscutter.game.friends.Friendship;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.FriendBriefOuterClass.FriendBrief;
 import emu.grasscutter.net.proto.FriendOnlineStateOuterClass.FriendOnlineState;
 import emu.grasscutter.net.proto.GetPlayerFriendListRspOuterClass.GetPlayerFriendListRsp;
 import emu.grasscutter.net.proto.HeadImageOuterClass.HeadImage;
+import emu.grasscutter.net.proto.PlatformTypeOuterClass;
 
-public class PacketGetPlayerFriendListRsp extends GenshinPacket {
+public class PacketGetPlayerFriendListRsp extends BasePacket {
 	
-	public PacketGetPlayerFriendListRsp(GenshinPlayer player) {
+	public PacketGetPlayerFriendListRsp(Player player) {
 		super(PacketOpcodes.GetPlayerFriendListRsp);
 		
 		FriendBrief serverFriend = FriendBrief.newBuilder()
-				.setUid(GenshinConstants.SERVER_CONSOLE_UID)
+				.setUid(GameConstants.SERVER_CONSOLE_UID)
 				.setNickname("Server")
 				.setLevel(1)
-				.setAvatar(HeadImage.newBuilder().setAvatarId(GenshinConstants.MAIN_CHARACTER_FEMALE))
+				.setAvatarId(HeadImage.newBuilder().setAvatarId(GameConstants.MAIN_CHARACTER_FEMALE).getAvatarId())
 				.setWorldLevel(0)
 				.setSignature("")
 				.setLastActiveTime((int) (System.currentTimeMillis() / 1000f))
 				.setNameCardId(210001)
 				.setOnlineState(FriendOnlineState.FRIEND_ONLINE)
 				.setParam(1)
-				.setUnk1(1)
-				.setUnk2(3)
+				.setIsGameSource(true)
+				.setPlatformType(PlatformTypeOuterClass.PlatformType.PC)
 				.build();
 		
 		GetPlayerFriendListRsp.Builder proto = GetPlayerFriendListRsp.newBuilder().addFriendList(serverFriend);

src/main/java/emu/grasscutter/server/packet/send/PacketGetPlayerSocialDetailRsp.java

@@ -1,11 +1,12 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.GetPlayerSocialDetailRspOuterClass.GetPlayerSocialDetailRsp;
+import emu.grasscutter.net.proto.RetcodeOuterClass;
 import emu.grasscutter.net.proto.SocialDetailOuterClass.SocialDetail;
 
-public class PacketGetPlayerSocialDetailRsp extends GenshinPacket {
+public class PacketGetPlayerSocialDetailRsp extends BasePacket {
 	
 	public PacketGetPlayerSocialDetailRsp(SocialDetail.Builder detail) {
 		super(PacketOpcodes.GetPlayerSocialDetailRsp);
@@ -15,7 +16,7 @@ public class PacketGetPlayerSocialDetailRsp extends GenshinPacket {
 		if (detail != null) {
 			proto.setDetailData(detail);
 		} else {
-			proto.setRetcode(1);
+			proto.setRetcode(RetcodeOuterClass.Retcode.RET_SVR_ERROR_VALUE);
 		}
 
 		this.setData(proto);

src/main/java/emu/grasscutter/server/packet/send/PacketGetPlayerTokenRsp.java

@@ -2,13 +2,13 @@ package emu.grasscutter.server.packet.send;
 
 import com.google.protobuf.ByteString;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.GetPlayerTokenRspOuterClass.GetPlayerTokenRsp;
 import emu.grasscutter.server.game.GameSession;
 import emu.grasscutter.utils.Crypto;
 
-public class PacketGetPlayerTokenRsp extends GenshinPacket {
+public class PacketGetPlayerTokenRsp extends BasePacket {
 
 	public PacketGetPlayerTokenRsp(GameSession session, boolean doesPlayerExist) {
 		super(PacketOpcodes.GetPlayerTokenRsp, true);
@@ -16,18 +16,18 @@ public class PacketGetPlayerTokenRsp extends GenshinPacket {
 		this.setUseDispatchKey(true);
 		
 		GetPlayerTokenRsp p = GetPlayerTokenRsp.newBuilder()
-				.setPlayerUid(session.getAccount().getPlayerUid())
-				.setAccountToken(session.getAccount().getToken())
+				.setUid(session.getAccount().getPlayerUid())
+				.setToken(session.getAccount().getToken())
 				.setAccountType(1)
 				.setIsProficientPlayer(doesPlayerExist) // Not sure where this goes
-				.setSecretKey(Crypto.ENCRYPT_SEED)
-				.setSecretKeyBuffer(ByteString.copyFrom(Crypto.ENCRYPT_SEED_BUFFER))
+				.setSecretKeySeed(Crypto.ENCRYPT_SEED)
+				.setSecurityCmdBuffer(ByteString.copyFrom(Crypto.ENCRYPT_SEED_BUFFER))
 				.setPlatformType(3)
 				.setChannelId(1)
 				.setCountryCode("US")
-				.setUnk1("c25-314dd05b0b5f")
-				.setUnk3(3)
-				.setClientIp(session.getAddress().getAddress().getHostAddress())
+				.setClientVersionRandomKey("c25-314dd05b0b5f")
+				.setRegPlatform(3)
+				.setClientIpStr(session.getAddress().getAddress().getHostAddress())
 				.build();
 	
 		this.setData(p.toByteArray());

src/main/java/emu/grasscutter/server/packet/send/PacketGetSceneAreaRsp.java

@@ -3,12 +3,12 @@ package emu.grasscutter.server.packet.send;
 import java.util.Arrays;
 import java.util.stream.Collectors;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.CityInfoOuterClass.CityInfo;
 import emu.grasscutter.net.proto.GetSceneAreaRspOuterClass.GetSceneAreaRsp;
 
-public class PacketGetSceneAreaRsp extends GenshinPacket {
+public class PacketGetSceneAreaRsp extends BasePacket {
 	
 	public PacketGetSceneAreaRsp(int sceneId) {
 		super(PacketOpcodes.GetSceneAreaRsp);

src/main/java/emu/grasscutter/server/packet/send/PacketGetScenePointRsp.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.GetScenePointRspOuterClass.GetScenePointRsp;
 
-public class PacketGetScenePointRsp extends GenshinPacket {
+public class PacketGetScenePointRsp extends BasePacket {
 	
 	public PacketGetScenePointRsp(int sceneId) {
 		super(PacketOpcodes.GetScenePointRsp);

src/main/java/emu/grasscutter/server/packet/send/PacketGetShopRsp.java

@@ -1,19 +1,60 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.Grasscutter;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.shop.ShopInfo;
+import emu.grasscutter.game.shop.ShopManager;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
-import emu.grasscutter.net.proto.GetShopRspOuterClass.GetShopRsp;
+import emu.grasscutter.net.proto.GetShopRspOuterClass;
+import emu.grasscutter.net.proto.ItemParamOuterClass;
+import emu.grasscutter.net.proto.ShopGoodsOuterClass.ShopGoods;
 import emu.grasscutter.net.proto.ShopOuterClass.Shop;
 
-public class PacketGetShopRsp extends GenshinPacket {
-	
-	public PacketGetShopRsp(int shopType) {
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class PacketGetShopRsp extends BasePacket {
+
+	public PacketGetShopRsp(Player inv, int shopType) {
 		super(PacketOpcodes.GetShopRsp);
 
-		GetShopRsp proto = GetShopRsp.newBuilder()
-				.setShop(Shop.newBuilder().setShopType(shopType))
-				.build();
-		
-		this.setData(proto);
+		// TODO: CityReputationLevel
+		Shop.Builder shop = Shop.newBuilder()
+				.setShopType(shopType)
+				.setCityId(1) //mock
+				.setCityReputationLevel(10); //mock
+
+		ShopManager manager = Grasscutter.getGameServer().getShopManager();
+		if (manager.getShopData().get(shopType) != null) {
+			List<ShopInfo> list = manager.getShopData().get(shopType);
+			List<ShopGoods> goodsList = new ArrayList<>();
+			for (ShopInfo info : list) {
+				ShopGoods.Builder goods = ShopGoods.newBuilder()
+						.setGoodsId(info.getGoodsId())
+						.setGoodsItem(ItemParamOuterClass.ItemParam.newBuilder().setItemId(info.getGoodsItem().getId()).setCount(info.getGoodsItem().getCount()).build())
+						.setScoin(info.getScoin())
+						.setHcoin(info.getHcoin())
+						.setBoughtNum(inv.getGoodsLimitNum(info.getGoodsId()))
+						.setBuyLimit(info.getBuyLimit())
+						.setBeginTime(info.getBeginTime())
+						.setEndTime(info.getEndTime())
+						.setNextRefreshTime(info.getNextRefreshTime())
+						.setMinLevel(info.getMinLevel())
+						.setMaxLevel(info.getMaxLevel())
+						.addAllPreGoodsIdList(info.getPreGoodsIdList())
+						.setMcoin(info.getMcoin())
+						.setDisableType(info.getDisableType())
+						.setSecondarySheetId(info.getSecondarySheetId());
+				if (info.getCostItemList() != null) {
+					goods.addAllCostItemList(info.getCostItemList().stream().map(x -> ItemParamOuterClass.ItemParam.newBuilder().setItemId(x.getId()).setCount(x.getCount()).build()).collect(Collectors.toList()));
+				}
+				goodsList.add(goods.build());
+			}
+			shop.addAllGoodsList(goodsList);
+		}
+
+		this.setData(GetShopRspOuterClass.GetShopRsp.newBuilder().setShop(shop).build());
 	}
 }

src/main/java/emu/grasscutter/server/packet/send/PacketGetShopmallDataRsp.java

@@ -1,10 +1,10 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.GetShopmallDataRspOuterClass.GetShopmallDataRsp;
 
-public class PacketGetShopmallDataRsp extends GenshinPacket {
+public class PacketGetShopmallDataRsp extends BasePacket {
 	
 	public PacketGetShopmallDataRsp() {
 		super(PacketOpcodes.GetShopmallDataRsp);

src/main/java/emu/grasscutter/server/packet/send/PacketGetWorldMpInfoRsp.java

@@ -1,11 +1,11 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.World;
-import emu.grasscutter.net.packet.GenshinPacket;
+import emu.grasscutter.game.world.World;
+import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.GetWorldMpInfoRspOuterClass.GetWorldMpInfoRsp;
 
-public class PacketGetWorldMpInfoRsp extends GenshinPacket {
+public class PacketGetWorldMpInfoRsp extends BasePacket {
 	
 	public PacketGetWorldMpInfoRsp(World world) {
 		super(PacketOpcodes.GetWorldMpInfoRsp);