Merge branch 'development' into main

src/main/java/emu/grasscutter/game/gacha/GachaManager.java

 package emu.grasscutter.game.gacha;
 
+import java.io.File;
 import java.io.FileReader;
+import java.nio.file.*;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
@@ -8,6 +10,7 @@ import java.util.concurrent.ThreadLocalRandom;
 
 import com.google.gson.reflect.TypeToken;
 
+import com.sun.nio.file.SensitivityWatchEventModifier;
 import emu.grasscutter.Grasscutter;
 import emu.grasscutter.data.GenshinData;
 import emu.grasscutter.data.def.ItemData;
@@ -21,17 +24,20 @@ import emu.grasscutter.net.proto.GachaTransferItemOuterClass.GachaTransferItem;
 import emu.grasscutter.net.proto.GetGachaInfoRspOuterClass.GetGachaInfoRsp;
 import emu.grasscutter.net.proto.ItemParamOuterClass.ItemParam;
 import emu.grasscutter.server.game.GameServer;
+import emu.grasscutter.server.game.GameServerTickEvent;
 import emu.grasscutter.server.packet.send.PacketDoGachaRsp;
 import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
 import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
 import it.unimi.dsi.fastutil.ints.IntArrayList;
 import it.unimi.dsi.fastutil.ints.IntList;
+import org.greenrobot.eventbus.Subscribe;
 
 public class GachaManager {
 	private final GameServer server;
 	private final Int2ObjectMap<GachaBanner> gachaBanners;
 	private GetGachaInfoRsp cachedProto;
-	
+	WatchService watchService;
+
 	private int[] yellowAvatars = new int[] {1003, 1016, 1042, 1035, 1041};
 	private int[] yellowWeapons = new int[] {11501, 11502, 12501, 12502, 13502, 13505, 14501, 14502, 15501, 15502};
 	private int[] purpleAvatars = new int[] {1006, 1014, 1015, 1020, 1021, 1023, 1024, 1025, 1027, 1031, 1032, 1034, 1036, 1039, 1043, 1044, 1045, 1048, 1053, 1055, 1056, 1064};
@@ -40,11 +46,12 @@ public class GachaManager {
 	
 	private static int starglitterId = 221;
 	private static int stardustId = 222;
-	
+
 	public GachaManager(GameServer server) {
 		this.server = server;
 		this.gachaBanners = new Int2ObjectOpenHashMap<>();
 		this.load();
+		this.startWatcher(server);
 	}
 
 	public GameServer getServer() {
@@ -65,9 +72,16 @@ public class GachaManager {
 	
 	public synchronized void load() {
 		try (FileReader fileReader = new FileReader(Grasscutter.getConfig().DATA_FOLDER + "Banners.json")) {
+			getGachaBanners().clear();
 			List<GachaBanner> banners = Grasscutter.getGsonFactory().fromJson(fileReader, TypeToken.getParameterized(Collection.class, GachaBanner.class).getType());
-			for (GachaBanner banner : banners) {
-				getGachaBanners().put(banner.getGachaType(), banner);
+			if(banners.size() > 0) {
+				for (GachaBanner banner : banners) {
+					getGachaBanners().put(banner.getGachaType(), banner);
+				}
+				Grasscutter.getLogger().info("Banners successfully loaded.");
+				this.cachedProto = createProto();
+			} else {
+				Grasscutter.getLogger().error("Unable to load banners. Banners size is 0.");
 			}
 		} catch (Exception e) {
 			// TODO Auto-generated catch block
@@ -204,7 +218,6 @@ public class GachaManager {
 						addStarglitter = 2;
 						// Add 1 const
 						gachaItem.addTransferItems(GachaTransferItem.newBuilder().setItem(ItemParam.newBuilder().setItemId(constItemId).setCount(1)).setIsTransferItemNew(constItem == null));
-						gachaItem.addTokenItemList(ItemParam.newBuilder().setItemId(constItemId).setCount(1));
 						player.getInventory().addItem(constItemId, 1);
 					} else {
 						// Is max const
@@ -266,6 +279,48 @@ public class GachaManager {
 		// Packets
 		player.sendPacket(new PacketDoGachaRsp(banner, list));
 	}
+
+	private synchronized void startWatcher(GameServer server) {
+		if(this.watchService == null) {
+			try {
+				this.watchService = FileSystems.getDefault().newWatchService();
+				Path path = new File(Grasscutter.getConfig().DATA_FOLDER).toPath();
+				path.register(watchService, new WatchEvent.Kind[]{StandardWatchEventKinds.ENTRY_MODIFY}, SensitivityWatchEventModifier.HIGH);
+
+				server.OnGameServerTick.register(this);
+			} catch (Exception e) {
+				Grasscutter.getLogger().error("Unable to load the Gacha Manager Watch Service. If ServerOptions.watchGacha is true it will not auto-reload");
+				e.printStackTrace();
+			}
+		} else {
+			Grasscutter.getLogger().error("Cannot reinitialise watcher ");
+		}
+	}
+
+	@Subscribe
+	public synchronized void watchBannerJson(GameServerTickEvent tickEvent) {
+		if(Grasscutter.getConfig().getGameServerOptions().WatchGacha) {
+			try {
+				WatchKey watchKey = watchService.take();
+
+				for (WatchEvent<?> event : watchKey.pollEvents()) {
+					final Path changed = (Path) event.context();
+					if (changed.endsWith("Banners.json")) {
+						Grasscutter.getLogger().info("Change detected with banners.json. Reloading gacha config");
+						this.load();
+					}
+				}
+
+				boolean valid = watchKey.reset();
+				if (!valid) {
+					Grasscutter.getLogger().error("Unable to reset Gacha Manager Watch Key. Auto-reload of banners.json will no longer work.");
+					return;
+				}
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+	}
 	
 	private synchronized GetGachaInfoRsp createProto() {
 		GetGachaInfoRsp.Builder proto = GetGachaInfoRsp.newBuilder().setGachaRandom(12345);

src/main/java/emu/grasscutter/game/inventory/Inventory.java

@@ -37,10 +37,10 @@ public class Inventory implements Iterable<GenshinItem> {
 		this.store = new Long2ObjectOpenHashMap<>();
 		this.inventoryTypes = new Int2ObjectOpenHashMap<>();
 		
-		this.createInventoryTab(ItemType.ITEM_WEAPON, new EquipInventoryTab(Grasscutter.getConfig().getServerOptions().InventoryLimitWeapon));
-		this.createInventoryTab(ItemType.ITEM_RELIQUARY, new EquipInventoryTab(Grasscutter.getConfig().getServerOptions().InventoryLimitRelic));
-		this.createInventoryTab(ItemType.ITEM_MATERIAL, new MaterialInventoryTab(Grasscutter.getConfig().getServerOptions().InventoryLimitMaterial));
-		this.createInventoryTab(ItemType.ITEM_FURNITURE, new MaterialInventoryTab(Grasscutter.getConfig().getServerOptions().InventoryLimitFurniture));
+		this.createInventoryTab(ItemType.ITEM_WEAPON, new EquipInventoryTab(Grasscutter.getConfig().getGameServerOptions().InventoryLimitWeapon));
+		this.createInventoryTab(ItemType.ITEM_RELIQUARY, new EquipInventoryTab(Grasscutter.getConfig().getGameServerOptions().InventoryLimitRelic));
+		this.createInventoryTab(ItemType.ITEM_MATERIAL, new MaterialInventoryTab(Grasscutter.getConfig().getGameServerOptions().InventoryLimitMaterial));
+		this.createInventoryTab(ItemType.ITEM_FURNITURE, new MaterialInventoryTab(Grasscutter.getConfig().getGameServerOptions().InventoryLimitFurniture));
 	}
 
 	public GenshinPlayer getPlayer() {

src/main/java/emu/grasscutter/game/managers/ChatManager.java

 package emu.grasscutter.game.managers;
 
-import emu.grasscutter.commands.CommandMap;
+import emu.grasscutter.command.CommandMap;
 import emu.grasscutter.game.GenshinPlayer;
 import emu.grasscutter.net.packet.GenshinPacket;
 import emu.grasscutter.server.game.GameServer;

src/main/java/emu/grasscutter/game/managers/InventoryManager.java

@@ -589,7 +589,6 @@ public class InventoryManager {
 		
 		// Update proud skills
 		AvatarSkillDepotData skillDepot = GenshinData.getAvatarSkillDepotDataMap().get(avatar.getSkillDepotId());
-		boolean hasAddedProudSkill = false;
 		
 		if (skillDepot != null && skillDepot.getInherentProudSkillOpens() != null) {
 			for (InherentProudSkillOpens openData : skillDepot.getInherentProudSkillOpens()) {
@@ -599,7 +598,6 @@ public class InventoryManager {
 				if (openData.getNeedAvatarPromoteLevel() == avatar.getPromoteLevel()) {
 					int proudSkillId = (openData.getProudSkillGroupId() * 100) + 1;
 					if (GenshinData.getProudSkillDataMap().containsKey(proudSkillId)) {
-						hasAddedProudSkill = true;
 						avatar.getProudSkillList().add(proudSkillId);
 						player.sendPacket(new PacketProudSkillChangeNotify(avatar));
 					}
@@ -607,20 +605,13 @@ public class InventoryManager {
 			}
 		}
 		
-		// Racalc stats and save avatar
-		avatar.recalcStats();
-		avatar.save();
-		
-		// Resend ability embryos if proud skill has been added
-		if (hasAddedProudSkill && avatar.getAsEntity() != null) {
-			player.sendPacket(new PacketAbilityChangeNotify(avatar.getAsEntity()));
-		}
-		
-		// TODO Send entity prop update packet to world
-		
 		// Packets 
 		player.sendPacket(new PacketAvatarPropNotify(avatar));
 		player.sendPacket(new PacketAvatarPromoteRsp(avatar));
+		
+		// TODO Send entity prop update packet to world
+		avatar.recalcStats(true);
+		avatar.save();
 	}
 
 	public void upgradeAvatar(GenshinPlayer player, long guid, int itemId, int count) {
@@ -827,25 +818,20 @@ public class InventoryManager {
 		// Apply + recalc
 		avatar.getTalentIdList().add(talentData.getId());
 		avatar.setCoreProudSkillLevel(currentTalentLevel + 1);
-		avatar.recalcStats();
 
 		// Packet
 		player.sendPacket(new PacketAvatarUnlockTalentNotify(avatar, nextTalentId));
 		player.sendPacket(new PacketUnlockAvatarTalentRsp(avatar, nextTalentId));
 		
-		// Proud skill bonus map
+		// Proud skill bonus map (Extra skills)
 		OpenConfigEntry entry = GenshinData.getOpenConfigEntries().get(talentData.getOpenConfig());
 		if (entry != null && entry.getExtraTalentIndex() > 0) {
 			avatar.recalcProudSkillBonusMap();
 			player.sendPacket(new PacketProudSkillExtraLevelNotify(avatar, entry.getExtraTalentIndex()));
 		}
 		
-		// Resend ability embryos
-		if (avatar.getAsEntity() != null) {
-			player.sendPacket(new PacketAbilityChangeNotify(avatar.getAsEntity()));
-		}
-		
-		// Save avatar
+		// Recalc + save avatar
+		avatar.recalcStats(true);
 		avatar.save();
 	}
 

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

 package emu.grasscutter.server.dispatch;
 
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.io.OutputStream;
-import java.io.UnsupportedEncodingException;
-import java.net.InetSocketAddress;
-import java.net.URI;
-import java.net.URLDecoder;
-import java.security.KeyStore;
-import java.util.Base64;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.Map;
-
-import javax.net.ssl.KeyManagerFactory;
-import javax.net.ssl.SSLContext;
-
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import com.google.protobuf.ByteString;
 import com.sun.net.httpserver.HttpExchange;
-import com.sun.net.httpserver.HttpHandler;
+import com.sun.net.httpserver.HttpServer;
 import com.sun.net.httpserver.HttpsConfigurator;
 import com.sun.net.httpserver.HttpsServer;
 
+import emu.grasscutter.Config;
 import emu.grasscutter.Grasscutter;
 import emu.grasscutter.database.DatabaseHelper;
 import emu.grasscutter.game.Account;
@@ -32,30 +16,34 @@ import emu.grasscutter.net.proto.QueryCurrRegionHttpRspOuterClass.QueryCurrRegio
 import emu.grasscutter.net.proto.QueryRegionListHttpRspOuterClass.QueryRegionListHttpRsp;
 import emu.grasscutter.net.proto.RegionInfoOuterClass.RegionInfo;
 import emu.grasscutter.net.proto.RegionSimpleInfoOuterClass.RegionSimpleInfo;
-import emu.grasscutter.server.dispatch.json.ComboTokenReqJson;
-import emu.grasscutter.server.dispatch.json.ComboTokenResJson;
-import emu.grasscutter.server.dispatch.json.LoginAccountRequestJson;
-import emu.grasscutter.server.dispatch.json.LoginResultJson;
-import emu.grasscutter.server.dispatch.json.LoginTokenRequestJson;
+import emu.grasscutter.server.dispatch.json.*;
 import emu.grasscutter.server.dispatch.json.ComboTokenReqJson.LoginTokenData;
 import emu.grasscutter.utils.FileUtils;
 import emu.grasscutter.utils.Utils;
 
-import com.sun.net.httpserver.HttpServer;
+import javax.net.ssl.KeyManagerFactory;
+import javax.net.ssl.SSLContext;
+import java.io.*;
+import java.net.InetSocketAddress;
+import java.net.URI;
+import java.net.URLDecoder;
+import java.security.KeyStore;
+import java.util.*;
 
 public final class DispatchServer {
+	public static String query_region_list = "";
+	public static String query_cur_region = "";
+
 	private final InetSocketAddress address;
 	private final Gson gson;
-	private QueryCurrRegionHttpRsp currRegion;
+	private final String defaultServerName = "os_usa";
 	
 	public String regionListBase64;
-	public String regionCurrentBase64;
-	
-	public static String query_region_list = "";
-	public static String query_cur_region = "";
-	
+	public HashMap<String, RegionData> regions;
+
 	public DispatchServer() {
-		this.address = new InetSocketAddress(Grasscutter.getConfig().DispatchServerIp, Grasscutter.getConfig().DispatchServerPort);
+		this.regions = new HashMap<String, RegionData>();
+		this.address = new InetSocketAddress(Grasscutter.getConfig().getDispatchOptions().Ip, Grasscutter.getConfig().getDispatchOptions().Port);
 		this.gson = new GsonBuilder().create();
 		
 		this.loadQueries();
@@ -71,7 +59,13 @@ public final class DispatchServer {
 	}
 
 	public QueryCurrRegionHttpRsp getCurrRegion() {
-		return currRegion;
+		// Needs to be fixed by having the game servers connect to the dispatch server.
+		if(Grasscutter.getConfig().RunMode.equalsIgnoreCase("HYBRID")) {
+			return regions.get(defaultServerName).parsedRegionQuery;
+		}
+
+		Grasscutter.getLogger().warn("[Dispatch] Unsupported run mode for getCurrRegion()");
+		return null;
 	}
 	
 	public void loadQueries() {
@@ -81,14 +75,14 @@ public final class DispatchServer {
 		if (file.exists()) {
 			query_region_list = new String(FileUtils.read(file));
 		} else {
-			Grasscutter.getLogger().warn("query_region_list not found! Using default region list.");
+			Grasscutter.getLogger().warn("[Dispatch] query_region_list not found! Using default region list.");
 		}
 	
 		file = new File(Grasscutter.getConfig().DATA_FOLDER + "query_cur_region.txt");
 		if (file.exists()) {
 			query_cur_region = new String(FileUtils.read(file));
 		} else {
-			Grasscutter.getLogger().warn("query_cur_region not found! Using default current region.");
+			Grasscutter.getLogger().warn("[Dispatch] query_cur_region not found! Using default current region.");
 		}
 	}
 
@@ -99,53 +93,80 @@ public final class DispatchServer {
 			
 			byte[] decoded2 = Base64.getDecoder().decode(query_cur_region);
 			QueryCurrRegionHttpRsp regionQuery = QueryCurrRegionHttpRsp.parseFrom(decoded2);
-			
-			RegionSimpleInfo server = RegionSimpleInfo.newBuilder()
-					.setName("os_usa")
-					.setTitle(Grasscutter.getConfig().GameServerName)
-					.setType("DEV_PUBLIC")
-					.setDispatchUrl("https://" + (Grasscutter.getConfig().DispatchServerPublicIp.isEmpty() ? Grasscutter.getConfig().DispatchServerIp : Grasscutter.getConfig().DispatchServerPublicIp) + ":" + getAddress().getPort() + "/query_cur_region")
-					.build();
-			
-			RegionSimpleInfo serverTest2 = RegionSimpleInfo.newBuilder()
-					.setName("os_euro")
-					.setTitle("Grasscutter")
-					.setType("DEV_PUBLIC")
-					.setDispatchUrl("https://" + (Grasscutter.getConfig().DispatchServerPublicIp.isEmpty() ? Grasscutter.getConfig().DispatchServerIp : Grasscutter.getConfig().DispatchServerPublicIp) + ":" + getAddress().getPort() + "/query_cur_region")
-					.build();
-				
+
+			List<RegionSimpleInfo> servers = new ArrayList<RegionSimpleInfo>();
+			List<String> usedNames = new ArrayList<String>(); // List to check for potential naming conflicts
+			if(Grasscutter.getConfig().RunMode.equalsIgnoreCase("HYBRID")) { // Automatically add the game server if in hybrid mode
+				RegionSimpleInfo server = RegionSimpleInfo.newBuilder()
+						.setName("os_usa")
+						.setTitle(Grasscutter.getConfig().getGameServerOptions().Name)
+						.setType("DEV_PUBLIC")
+						.setDispatchUrl("https://" + (Grasscutter.getConfig().getDispatchOptions().PublicIp.isEmpty() ? Grasscutter.getConfig().getDispatchOptions().Ip : Grasscutter.getConfig().getDispatchOptions().PublicIp) + ":" + getAddress().getPort() + "/query_cur_region_" + defaultServerName)
+						.build();
+				usedNames.add(defaultServerName);
+				servers.add(server);
+
+				RegionInfo serverRegion = regionQuery.getRegionInfo().toBuilder()
+						.setIp((Grasscutter.getConfig().getGameServerOptions().PublicIp.isEmpty() ? Grasscutter.getConfig().getGameServerOptions().Ip : Grasscutter.getConfig().getGameServerOptions().PublicIp))
+						.setPort(Grasscutter.getConfig().getGameServerOptions().Port)
+						.setSecretKey(ByteString.copyFrom(FileUtils.read(Grasscutter.getConfig().KEY_FOLDER + "dispatchSeed.bin")))
+						.build();
+
+				QueryCurrRegionHttpRsp parsedRegionQuery = regionQuery.toBuilder().setRegionInfo(serverRegion).build();
+				regions.put(defaultServerName, new RegionData(parsedRegionQuery, Base64.getEncoder().encodeToString(parsedRegionQuery.toByteString().toByteArray())));
+
+			} else {
+				if(Grasscutter.getConfig().getDispatchOptions().getGameServers().length == 0) {
+					Grasscutter.getLogger().error("[Dispatch] There are no game servers available. Exiting due to unplayable state.");
+					System.exit(1);
+				}
+			}
+
+			for (Config.DispatchServerOptions.RegionInfo regionInfo : Grasscutter.getConfig().getDispatchOptions().getGameServers()) {
+				if(usedNames.contains(regionInfo.Name)) {
+					Grasscutter.getLogger().error("Region name already in use.");
+					continue;
+				}
+				RegionSimpleInfo server = RegionSimpleInfo.newBuilder()
+						.setName(regionInfo.Name)
+						.setTitle(regionInfo.Title)
+						.setType("DEV_PUBLIC")
+						.setDispatchUrl("https://" + (Grasscutter.getConfig().getDispatchOptions().PublicIp.isEmpty() ? Grasscutter.getConfig().getDispatchOptions().Ip : Grasscutter.getConfig().getDispatchOptions().PublicIp) + ":" + getAddress().getPort() + "/query_cur_region_" + regionInfo.Name)
+						.build();
+				usedNames.add(regionInfo.Name);
+				servers.add(server);
+
+				RegionInfo serverRegion = regionQuery.getRegionInfo().toBuilder()
+						.setIp(regionInfo.Ip)
+						.setPort(regionInfo.Port)
+						.setSecretKey(ByteString.copyFrom(FileUtils.read(Grasscutter.getConfig().KEY_FOLDER + "dispatchSeed.bin")))
+						.build();
+
+				QueryCurrRegionHttpRsp parsedRegionQuery = regionQuery.toBuilder().setRegionInfo(serverRegion).build();
+				regions.put(regionInfo.Name, new RegionData(parsedRegionQuery, Base64.getEncoder().encodeToString(parsedRegionQuery.toByteString().toByteArray())));
+			}
+
 			QueryRegionListHttpRsp regionList = QueryRegionListHttpRsp.newBuilder()
-				.addServers(server)
-				.addServers(serverTest2)
+				.addAllServers(servers)
 				.setClientSecretKey(rl.getClientSecretKey())
 			    .setClientCustomConfigEncrypted(rl.getClientCustomConfigEncrypted())
 			    .setEnableLoginPc(true)
 				.build();
-						
-			RegionInfo currentRegion = regionQuery.getRegionInfo().toBuilder()
-					.setIp((Grasscutter.getConfig().GameServerPublicIp.isEmpty() ? Grasscutter.getConfig().GameServerIp : Grasscutter.getConfig().GameServerPublicIp))
-					.setPort(Grasscutter.getConfig().GameServerPort)
-					.setSecretKey(ByteString.copyFrom(FileUtils.read(Grasscutter.getConfig().KEY_FOLDER + "dispatchSeed.bin")))
-					.build();
-			
-			QueryCurrRegionHttpRsp parsedRegionQuery = regionQuery.toBuilder().setRegionInfo(currentRegion).build();
 
 			this.regionListBase64 = Base64.getEncoder().encodeToString(regionList.toByteString().toByteArray());
-			this.regionCurrentBase64 = Base64.getEncoder().encodeToString(parsedRegionQuery.toByteString().toByteArray());
-			this.currRegion = parsedRegionQuery;
 		} catch (Exception e) {
-			Grasscutter.getLogger().error("Error while initializing region info!", e);
+			Grasscutter.getLogger().error("[Dispatch] Error while initializing region info!", e);
 		}
 	}
 
 	public void start() throws Exception {
 		HttpServer server;
-		if(Grasscutter.getConfig().UseSSL) {
+		if (Grasscutter.getConfig().getDispatchOptions().UseSSL) {
 			HttpsServer httpsServer;
 			httpsServer = HttpsServer.create(getAddress(), 0);
 			SSLContext sslContext = SSLContext.getInstance("TLS");
-			try (FileInputStream fis = new FileInputStream(Grasscutter.getConfig().DispatchServerKeystorePath)) {
-				char[] keystorePassword = Grasscutter.getConfig().DispatchServerKeystorePassword.toCharArray();
+			try (FileInputStream fis = new FileInputStream(Grasscutter.getConfig().getDispatchOptions().KeystorePath)) {
+				char[] keystorePassword = Grasscutter.getConfig().getDispatchOptions().KeystorePassword.toCharArray();
 				KeyStore ks = KeyStore.getInstance("PKCS12");
 				ks.load(fis, keystorePassword);
 				KeyManagerFactory kmf = KeyManagerFactory.getInstance("SunX509");
@@ -156,56 +177,39 @@ public final class DispatchServer {
 				httpsServer.setHttpsConfigurator(new HttpsConfigurator(sslContext));
 				server = httpsServer;
 			} catch (Exception e) {
-				Grasscutter.getLogger().error("No SSL cert found!");
-				return;
+				Grasscutter.getLogger().warn("[Dispatch] No SSL cert found! Falling back to HTTP server.");
+				Grasscutter.getConfig().getDispatchOptions().UseSSL = false;
+				server = HttpServer.create(getAddress(), 0);
 			}
 		} else {
 			server = HttpServer.create(getAddress(), 0);
 		}
-		
-		server.createContext("/", t -> {
-			//Create a response form the request query parameters
-			String response = "Hello";
-			//Set the response header status and length
-			t.getResponseHeaders().put("Content-Type", Collections.singletonList("text/html; charset=UTF-8"));
-			t.sendResponseHeaders(200, response.getBytes().length);
-			//Write the response string
-			OutputStream os = t.getResponseBody();
-			os.write(response.getBytes());
-			os.close();
-		});
+
+		server.createContext("/", t -> responseHTML(t, "Hello"));
 		
 		// Dispatch
 		server.createContext("/query_region_list", t -> {
 			// Log
-			Grasscutter.getLogger().info("Client request: query_region_list");
-			// Create a response form the request query parameters
-			String response = regionListBase64;
-			// Set the response header status and length
-			t.getResponseHeaders().put("Content-Type", Collections.singletonList("text/html; charset=UTF-8"));
-			t.sendResponseHeaders(200, response.getBytes().length);
-			// Write the response string
-			OutputStream os = t.getResponseBody();
-			os.write(response.getBytes());
-			os.close();
-		});
-		server.createContext("/query_cur_region", t -> {
-			// Log
-			Grasscutter.getLogger().info("Client request: query_cur_region");
-			// Create a response form the request query parameters
-			URI uri = t.getRequestURI();
-			String response = "CAESGE5vdCBGb3VuZCB2ZXJzaW9uIGNvbmZpZw==";
-			if (uri.getQuery() != null && uri.getQuery().length() > 0) {
-				response = regionCurrentBase64;
-			}
-			// Set the response header status and length
-			t.getResponseHeaders().put("Content-Type", Collections.singletonList("text/html; charset=UTF-8"));
-			t.sendResponseHeaders(200, response.getBytes().length);
-			// Write the response string
-			OutputStream os = t.getResponseBody();
-			os.write(response.getBytes());
-			os.close();
+			Grasscutter.getLogger().info(String.format("[Dispatch] Client %s request: query_region_list", t.getRemoteAddress()));
+
+			responseHTML(t, regionListBase64);
 		});
+
+		for (String regionName : regions.keySet()) {
+			server.createContext("/query_cur_region_" + regionName, t -> {
+				String regionCurrentBase64 = regions.get(regionName).Base64;
+				// Log
+				Grasscutter.getLogger().info(String.format("Client %s request: query_cur_region_%s", t.getRemoteAddress(), regionName));
+				// Create a response form the request query parameters
+				URI uri = t.getRequestURI();
+				String response = "CAESGE5vdCBGb3VuZCB2ZXJzaW9uIGNvbmZpZw==";
+				if (uri.getQuery() != null && uri.getQuery().length() > 0) {
+					response = regionCurrentBase64;
+				}
+				responseHTML(t, response);
+			});
+		}
+
 		// Login via account
 		server.createContext("/hk4e_global/mdk/shield/api/login", t -> {
 			// Get post data
@@ -213,14 +217,15 @@ public final class DispatchServer {
 			try {
 				String body = Utils.toString(t.getRequestBody());
 				requestData = getGsonFactory().fromJson(body, LoginAccountRequestJson.class);
-			} catch (Exception e) {
-				
-			}
+			} catch (Exception ignored) { }
+
 			// Create response json
 			if (requestData == null) {
 				return;
 			}
 			LoginResultJson responseData = new LoginResultJson();
+
+			Grasscutter.getLogger().info(String.format("[Dispatch] Client %s is trying to log in", t.getRemoteAddress()));
 			
 			// Login
 			Account account = DatabaseHelper.getAccountByName(requestData.account);
@@ -228,17 +233,28 @@ public final class DispatchServer {
 			// Check if account exists, else create a new one.
 			if (account == null) {
 				// Account doesnt exist, so we can either auto create it if the config value is set
-				if (Grasscutter.getConfig().ServerOptions.AutomaticallyCreateAccounts) {
+				if (Grasscutter.getConfig().getDispatchOptions().AutomaticallyCreateAccounts) {
 					// This account has been created AUTOMATICALLY. There will be no permissions added.
 					account = DatabaseHelper.createAccountWithId(requestData.account, 0);
-					
-					responseData.message = "OK";
-					responseData.data.account.uid = account.getId();
-					responseData.data.account.token = account.generateSessionKey();
-					responseData.data.account.email = account.getEmail();
+
+					if (account != null) {
+						responseData.message = "OK";
+						responseData.data.account.uid = account.getId();
+						responseData.data.account.token = account.generateSessionKey();
+						responseData.data.account.email = account.getEmail();
+
+						Grasscutter.getLogger().info(String.format("[Dispatch] Client %s failed to log in: Account %s created", t.getRemoteAddress(), responseData.data.account.uid));
+					} else {
+						responseData.retcode = -201;
+						responseData.message = "Username not found, create failed.";
+
+						Grasscutter.getLogger().info(String.format("[Dispatch] Client %s failed to log in: Account create failed", t.getRemoteAddress()));
+					}
 				} else {
 					responseData.retcode = -201;
 					responseData.message = "Username not found.";
+
+					Grasscutter.getLogger().info(String.format("[Dispatch] Client %s failed to log in: Account no found", t.getRemoteAddress()));
 				} 
 			} else {
 				// Account was found, log the player in
@@ -246,17 +262,11 @@ public final class DispatchServer {
 				responseData.data.account.uid = account.getId();
 				responseData.data.account.token = account.generateSessionKey();
 				responseData.data.account.email = account.getEmail();
+
+				Grasscutter.getLogger().info(String.format("[Dispatch] Client %s logged in as %s", t.getRemoteAddress(), responseData.data.account.uid));
 			}
-			
-			// Create a response
-			String response = getGsonFactory().toJson(responseData);
-			// Set the response header status and length
-			t.getResponseHeaders().put("Content-Type", Collections.singletonList("application/json"));
-			t.sendResponseHeaders(200, response.getBytes().length);
-			// Write the response string
-			OutputStream os = t.getResponseBody();
-			os.write(response.getBytes());
-			os.close();
+
+			responseJSON(t, responseData);
 		});
 		// Login via token
 		server.createContext("/hk4e_global/mdk/shield/api/verify", t -> {
@@ -265,14 +275,14 @@ public final class DispatchServer {
 			try {
 				String body = Utils.toString(t.getRequestBody());
 				requestData = getGsonFactory().fromJson(body, LoginTokenRequestJson.class);
-			} catch (Exception e) {
-				
-			}
+			} catch (Exception ignored) { }
+
 			// Create response json
 			if (requestData == null) {
 				return;
 			}
 			LoginResultJson responseData = new LoginResultJson();
+			Grasscutter.getLogger().info(String.format("[Dispatch] Client %s is trying to log in via token", t.getRemoteAddress()));
 
 			// Login
 			Account account = DatabaseHelper.getAccountById(requestData.uid);
@@ -281,22 +291,18 @@ public final class DispatchServer {
 			if (account == null || !account.getSessionKey().equals(requestData.token)) {
 				responseData.retcode = -111;
 				responseData.message = "Game account cache information error";
+
+				Grasscutter.getLogger().info(String.format("[Dispatch] Client %s failed to log in via token", t.getRemoteAddress()));
 			} else {
 				responseData.message = "OK";
 				responseData.data.account.uid = requestData.uid;
 				responseData.data.account.token = requestData.token;
 				responseData.data.account.email = account.getEmail();
+
+				Grasscutter.getLogger().info(String.format("[Dispatch] Client %s logged in via token as %s", t.getRemoteAddress(), responseData.data.account.uid));
 			}
-			
-			// Create a response
-			String response = getGsonFactory().toJson(responseData);
-			// Set the response header status and length
-			t.getResponseHeaders().put("Content-Type", Collections.singletonList("application/json"));
-			t.sendResponseHeaders(200, response.getBytes().length);
-			// Write the response string
-			OutputStream os = t.getResponseBody();
-			os.write(response.getBytes());
-			os.close();
+
+			responseJSON(t, responseData);
 		});
 		// Exchange for combo token
 		server.createContext("/hk4e_global/combo/granter/login/v2/login", t -> {
@@ -305,9 +311,8 @@ public final class DispatchServer {
 			try {
 				String body = Utils.toString(t.getRequestBody());
 				requestData = getGsonFactory().fromJson(body, ComboTokenReqJson.class);
-			} catch (Exception e) {
-				
-			}
+			} catch (Exception ignored) { }
+
 			// Create response json
 			if (requestData == null || requestData.data == null) {
 				return;
@@ -322,22 +327,18 @@ public final class DispatchServer {
 			if (account == null || !account.getSessionKey().equals(loginData.token)) {
 				responseData.retcode = -201;
 				responseData.message = "Wrong session key.";
+
+				Grasscutter.getLogger().info(String.format("[Dispatch] Client %s failed to exchange combo token", t.getRemoteAddress()));
 			} else {
 				responseData.message = "OK";
 				responseData.data.open_id = loginData.uid;
 				responseData.data.combo_id = "157795300";
 				responseData.data.combo_token = account.generateLoginToken();
+
+				Grasscutter.getLogger().info(String.format("[Dispatch] Client %s succeed to exchange combo token", t.getRemoteAddress()));
 			}
-			
-			// Create a response
-			String response = getGsonFactory().toJson(responseData);
-			// Set the response header status and length
-			t.getResponseHeaders().put("Content-Type", Collections.singletonList("application/json"));
-			t.sendResponseHeaders(200, response.getBytes().length);
-			// Write the response string
-			OutputStream os = t.getResponseBody();
-			os.write(response.getBytes());
-			os.close();
+
+			responseJSON(t, responseData);
 		});
 		// Agreement and Protocol
 		server.createContext( // hk4e-sdk-os.hoyoverse.com
@@ -405,63 +406,84 @@ public final class DispatchServer {
 				"/perf/config/verify", 
 				new DispatchHttpJsonHandler("{\"code\":0}")
 		);
-		// Start server
-		server.start();
-		Grasscutter.getLogger().info("Dispatch server started on port " + getAddress().getPort());
 		
 		// Logging servers
-		HttpServer overseaLogServer = HttpServer.create(new InetSocketAddress(Grasscutter.getConfig().DispatchServerIp, 8888), 0);
-		overseaLogServer.createContext( // overseauspider.yuanshen.com
-				"/log", 
+		server.createContext( // overseauspider.yuanshen.com
+				"/log",
 				new DispatchHttpJsonHandler("{\"code\":0}")
 		);
-		overseaLogServer.start();
-		Grasscutter.getLogger().info("Log server (overseauspider) started on port " + 8888);
-		
-		HttpServer uploadLogServer = HttpServer.create(new InetSocketAddress(Grasscutter.getConfig().DispatchServerIp, Grasscutter.getConfig().UploadLogPort), 0);
-		uploadLogServer.createContext( // log-upload-os.mihoyo.com
-				"/crash/dataUpload", 
+
+		server.createContext( // log-upload-os.mihoyo.com
+				"/crash/dataUpload",
 				new DispatchHttpJsonHandler("{\"code\":0}")
 		);
-		uploadLogServer.createContext("/gacha", t -> {
-			//Create a response form the request query parameters
-			String response = "<!doctype html><html lang=\"en\"><head><title>Gacha</title></head><body></body></html>";
-			//Set the response header status and length
-			t.getResponseHeaders().put("Content-Type", Collections.singletonList("text/html; charset=UTF-8"));
-			t.sendResponseHeaders(200, response.getBytes().length);
-			//Write the response string
-			OutputStream os = t.getResponseBody();
-			os.write(response.getBytes());
-			os.close();
-		});
-		uploadLogServer.start();
-		Grasscutter.getLogger().info("Log server (log-upload-os) started on port " + Grasscutter.getConfig().UploadLogPort);
+		server.createContext("/gacha", t -> responseHTML(t, "<!doctype html><html lang=\"en\"><head><title>Gacha</title></head><body></body></html>"));
+
+		// Start server
+		server.start();
+		Grasscutter.getLogger().info("[Dispatch] Dispatch server started on port " + getAddress().getPort());
+	}
+
+	private void responseJSON(HttpExchange t, Object data) throws IOException {
+		// Create a response
+		String response = getGsonFactory().toJson(data);
+		// Set the response header status and length
+		t.getResponseHeaders().put("Content-Type", Collections.singletonList("application/json"));
+		t.sendResponseHeaders(200, response.getBytes().length);
+		// Write the response string
+		OutputStream os = t.getResponseBody();
+		os.write(response.getBytes());
+		os.close();
+	}
+
+	private void responseHTML(HttpExchange t, String response) throws IOException {
+		// Set the response header status and length
+		t.getResponseHeaders().put("Content-Type", Collections.singletonList("text/html; charset=UTF-8"));
+		t.sendResponseHeaders(200, response.getBytes().length);
+		//Write the response string
+		OutputStream os = t.getResponseBody();
+		os.write(response.getBytes());
+		os.close();
 	}
 	
 	private Map<String, String> parseQueryString(String qs) {
-	    Map<String, String> result = new HashMap<>();
-	    if (qs == null)
-	        return result;
-
-	    int last = 0, next, l = qs.length();
-	    while (last < l) {
-	        next = qs.indexOf('&', last);
-	        if (next == -1)
-	            next = l;
-
-	        if (next > last) {
-	            int eqPos = qs.indexOf('=', last);
-	            try {
-	                if (eqPos < 0 || eqPos > next)
-	                    result.put(URLDecoder.decode(qs.substring(last, next), "utf-8"), "");
-	                else
-	                    result.put(URLDecoder.decode(qs.substring(last, eqPos), "utf-8"), URLDecoder.decode(qs.substring(eqPos + 1, next), "utf-8"));
-	            } catch (UnsupportedEncodingException e) {
-	                throw new RuntimeException(e); // will never happen, utf-8 support is mandatory for java
-	            }
-	        }
-	        last = next + 1;
-	    }
-	    return result;
+		Map<String, String> result = new HashMap<>();
+		if (qs == null) {
+			return result;
+		}
+
+		int last = 0, next, l = qs.length();
+		while (last < l) {
+			next = qs.indexOf('&', last);
+			if (next == -1) {
+				next = l;
+			}
+
+			if (next > last) {
+				int eqPos = qs.indexOf('=', last);
+				try {
+					if (eqPos < 0 || eqPos > next) {
+						result.put(URLDecoder.decode(qs.substring(last, next), "utf-8"), "");
+					} else {
+						result.put(URLDecoder.decode(qs.substring(last, eqPos), "utf-8"), URLDecoder.decode(qs.substring(eqPos + 1, next), "utf-8"));
+					}
+				} catch (UnsupportedEncodingException e) {
+					throw new RuntimeException(e); // will never happen, utf-8 support is mandatory for java
+				}
+			}
+			last = next + 1;
+		}
+		return result;
+	}
+
+	public static class RegionData {
+
+		QueryCurrRegionHttpRsp parsedRegionQuery;
+		String Base64;
+
+		public RegionData(QueryCurrRegionHttpRsp prq, String b64) {
+			this.parsedRegionQuery = prq;
+			this.Base64 = b64;
+		}
 	}
 }

src/main/java/emu/grasscutter/server/dispatch/json/ComboTokenReqJson.java

@@ -7,7 +7,7 @@ public class ComboTokenReqJson {
 	public String device;
 	public String sign;
 	
-	public class LoginTokenData {
+	public static class LoginTokenData {
 		public String uid;
 		public String token;
 		public boolean guest;

src/main/java/emu/grasscutter/server/dispatch/json/ComboTokenResJson.java

@@ -5,7 +5,7 @@ public class ComboTokenResJson {
 	public int retcode;
 	public LoginData data = new LoginData();
 	
-	public class LoginData {
+	public static class LoginData {
 		public int account_type = 1;
 		public boolean heartbeat;
 		public String combo_id;

src/main/java/emu/grasscutter/server/dispatch/json/LoginResultJson.java

@@ -5,7 +5,7 @@ public class LoginResultJson {
 	public int retcode;
 	public VerifyData data = new VerifyData();
 	
-	public class VerifyData {
+	public static class VerifyData {
 		public VerifyAccountData account = new VerifyAccountData();
 		public boolean device_grant_required = false;
 		public String realname_operation = "NONE";
@@ -13,7 +13,7 @@ public class LoginResultJson {
 		public boolean safe_mobile_required = false;
 	}
 	
-	public class VerifyAccountData {
+	public static class VerifyAccountData {
 		public String uid;
 		public String name = "";
 		public String email;

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

@@ -6,7 +6,7 @@ import java.util.concurrent.ConcurrentHashMap;
 
 import emu.grasscutter.GenshinConstants;
 import emu.grasscutter.Grasscutter;
-import emu.grasscutter.commands.CommandMap;
+import emu.grasscutter.command.CommandMap;
 import emu.grasscutter.database.DatabaseHelper;
 import emu.grasscutter.game.Account;
 import emu.grasscutter.game.GenshinPlayer;
@@ -19,6 +19,7 @@ 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 org.greenrobot.eventbus.EventBus;
 
 public final class GameServer extends MihoyoKcpServer {
 	private final InetSocketAddress address;
@@ -33,10 +34,18 @@ public final class GameServer extends MihoyoKcpServer {
 	private final MultiplayerManager multiplayerManager;
 	private final DungeonManager dungeonManager;
 	private final CommandMap commandMap;
+
+	public EventBus OnGameServerStartFinish;
+	public EventBus OnGameServerTick;
+	public EventBus OnGameServerStop;
 	
 	public GameServer(InetSocketAddress address) {
 		super(address);
-		
+
+		OnGameServerStartFinish = EventBus.builder().throwSubscriberException(true).logNoSubscriberMessages(false).build();
+		OnGameServerTick = EventBus.builder().throwSubscriberException(true).logNoSubscriberMessages(false).build();
+		OnGameServerStop = EventBus.builder().throwSubscriberException(true).logNoSubscriberMessages(false).build();
+
 		this.setServerInitializer(new GameServerInitializer(this));
 		this.address = address;
 		this.packetHandler = new GameServerPacketHandler(PacketHandler.class);
@@ -145,7 +154,7 @@ 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();
-		if (playerOpt.get() != null) {
+		if (playerOpt.isPresent()) {
 			return playerOpt.get().getAccount();
 		}
 		return DatabaseHelper.getAccountByName(username);
@@ -155,14 +164,20 @@ public final class GameServer extends MihoyoKcpServer {
 		for (GenshinPlayer player : this.getPlayers().values()) {
 			player.onTick();
 		}
+
+		OnGameServerTick.post(new GameServerTickEvent());
 	}
 
 	@Override
 	public void onStartFinish() {
 		Grasscutter.getLogger().info("Game Server started on port " + address.getPort());
+
+		OnGameServerStartFinish.post(new GameServerStartFinishEvent());
 	}
 	
 	public void onServerShutdown() {
+		OnGameServerStop.post(new GameServerStopEvent());
+
 		// Kick and save all players
 		List<GenshinPlayer> list = new ArrayList<>(this.getPlayers().size());
 		list.addAll(this.getPlayers().values());

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

@@ -87,7 +87,7 @@ public class GameServerPacketHandler {
 		}
 		
 		// Log unhandled packets
-		if (Grasscutter.getConfig().LOG_PACKETS) {
+		if (Grasscutter.getConfig().getGameServerOptions().LOG_PACKETS) {
 			//Grasscutter.getLogger().info("Unhandled packet (" + opcode + "): " + PacketOpcodesUtil.getOpcodeName(opcode));
 		}
 	}

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

+package emu.grasscutter.server.game;
+
+public class GameServerStartFinishEvent {
+    // Placeholder class for now, probably will get used later
+}

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

+package emu.grasscutter.server.game;
+
+public class GameServerStopEvent {
+    // Placeholder class for now, probably will get used later
+}

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

+package emu.grasscutter.server.game;
+
+public class GameServerTickEvent {
+    // Placeholder class for now, probably will get used later
+}

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

@@ -165,7 +165,7 @@ public class GameSession extends MihoyoKcpChannel {
     	byte[] data = genshinPacket.build();
     	
     	// Log
-    	if (Grasscutter.getConfig().LOG_PACKETS) {
+    	if (Grasscutter.getConfig().getGameServerOptions().LOG_PACKETS) {
     		logPacket(genshinPacket);
     	}
     	
@@ -225,7 +225,7 @@ public class GameSession extends MihoyoKcpChannel {
 				}
 				
 				// Log packet
-				if (Grasscutter.getConfig().LOG_PACKETS) {
+				if (Grasscutter.getConfig().getGameServerOptions().LOG_PACKETS) {
 					Grasscutter.getLogger().info("RECV: " + PacketOpcodesUtil.getOpcodeName(opcode) + " (" + opcode + ")");
 					System.out.println(Utils.bytesToHex(payload));
 				}

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

+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.AbilityInvokeEntryOuterClass.AbilityInvokeEntry;
+import emu.grasscutter.net.proto.ClientAbilityInitFinishNotifyOuterClass.ClientAbilityInitFinishNotify;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.server.game.GameSession;
+
+@Opcodes(PacketOpcodes.ClientAbilityInitFinishNotify)
+public class HandlerClientAbilityInitFinishNotify extends PacketHandler {
+	
+	@Override
+	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+		ClientAbilityInitFinishNotify notif = ClientAbilityInitFinishNotify.parseFrom(payload);
+		
+		for (AbilityInvokeEntry entry : notif.getInvokesList()) {
+			session.getPlayer().getClientAbilityInitFinishHandler().addEntry(entry.getForwardType(), entry);
+		}
+		
+		if (notif.getInvokesList().size() > 0) {
+			session.getPlayer().getClientAbilityInitFinishHandler().update(session.getPlayer());
+		}
+	}
+
+}

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

@@ -31,8 +31,11 @@ public class HandlerEnterSceneDoneReq extends PacketHandler {
 		
 		// Locations
 		session.send(new PacketWorldPlayerLocationNotify(session.getPlayer().getWorld()));
-		session.send(new PacketScenePlayerLocationNotify(session.getPlayer()));
+		session.send(new PacketScenePlayerLocationNotify(session.getPlayer().getScene()));
 		session.send(new PacketWorldPlayerRTTNotify(session.getPlayer().getWorld()));
+		
+		// Reset timer for sending player locations
+		session.getPlayer().resetSendPlayerLocTime();
 	}
 
 }

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

@@ -35,15 +35,15 @@ public class HandlerGetPlayerTokenReq extends PacketHandler {
 		
 		// Has character
 		boolean doesPlayerExist = false;
-		if (account.getPlayerId() > 0) {
+		if (account.getPlayerUid() > 0) {
 			// Set flag for player existing
-			doesPlayerExist = DatabaseHelper.checkPlayerExists(account.getPlayerId());
+			doesPlayerExist = DatabaseHelper.checkPlayerExists(account.getPlayerUid());
 		}
 		
 		// Set reserve player id if account doesnt exist
 		if (!doesPlayerExist) {
-			int id = DatabaseHelper.getNextPlayerId(session.getAccount().getPlayerId());
-			if (id != session.getAccount().getPlayerId()) {
+			int id = DatabaseHelper.getNextPlayerId(session.getAccount().getPlayerUid());
+			if (id != session.getAccount().getPlayerUid()) {
 				session.getAccount().setPlayerId(id);
 				session.getAccount().save();
 			}

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

@@ -15,26 +15,41 @@ import emu.grasscutter.server.packet.send.PacketSceneEntityAppearNotify;
 
 @Opcodes(PacketOpcodes.MarkMapReq)
 public class HandlerMarkMapReq extends PacketHandler {
-	
+
+	private static boolean isInt(String str) {
+
+		try {
+			@SuppressWarnings("unused")
+			int x = Integer.parseInt(str);
+			return true; // String is an Integer
+		} catch (NumberFormatException e) {
+			return false; // String is not an Integer
+		}
+
+	}
+
 	@Override
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
 		MarkMapReq req = MarkMapReq.parseFrom(payload);
-		
+
 		if (req.getOp() != Operation.Add) {
 			return;
 		}
 
 		session.getPlayer().getPos().setX(req.getMark().getPos().getX());
 		session.getPlayer().getPos().setZ(req.getMark().getPos().getZ());
-		session.getPlayer().getPos().setY(300);
-		
-		Grasscutter.getLogger().info("Player [" + session.getPlayer().getUid() + ":" + session.getPlayer().getNickname() + "] tp to " + session.getPlayer().getPos() + " Scene id: " + req.getMark().getSceneId());
-		
+
+		session.getPlayer().getPos()
+				.setY(isInt(req.getMark().getName()) ? Integer.parseInt(req.getMark().getName()) : 300);
+
+		Grasscutter.getLogger().info("Player [" + session.getPlayer().getUid() + ":" + session.getPlayer().getNickname()
+				+ "] tp to " + session.getPlayer().getPos() + " Scene id: " + req.getMark().getSceneId());
+
 		if (req.getMark().getSceneId() != session.getPlayer().getSceneId()) {
-			session.getPlayer().getWorld().transferPlayerToScene(session.getPlayer(), req.getMark().getSceneId(), session.getPlayer().getPos());
+			session.getPlayer().getWorld().transferPlayerToScene(session.getPlayer(), req.getMark().getSceneId(),
+					session.getPlayer().getPos());
 		} else {
 			session.getPlayer().getScene().broadcastPacket(new PacketSceneEntityAppearNotify(session.getPlayer()));
 		}
 	}
-
 }

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

+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.game.inventory.GenshinItem;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.NpcTalkReqOuterClass.NpcTalkReq;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketNpcTalkRsp;
+
+@Opcodes(PacketOpcodes.NpcTalkReq)
+public class HandlerNpcTalkReq extends PacketHandler {
+	
+	@Override
+	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+		NpcTalkReq req = NpcTalkReq.parseFrom(payload);
+
+		session.send(new PacketNpcTalkRsp(req.getNpcEntityId(), req.getTalkId(), req.getEntityId()));
+	}
+
+}

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

@@ -30,7 +30,7 @@ public class HandlerPlayerLoginReq extends PacketHandler {
 		}
 		
 		// Load character from db
-		GenshinPlayer player = DatabaseHelper.getPlayerById(session.getAccount().getPlayerId());
+		GenshinPlayer player = DatabaseHelper.getPlayerById(session.getAccount().getPlayerUid());
 		
 		if (player == null) {
 			// Send packets