Merge branch 'development' into api

src/main/java/emu/grasscutter/game/player/Player.java

@@ -21,7 +21,6 @@ import emu.grasscutter.game.inventory.Inventory;
 import emu.grasscutter.game.mail.Mail;
 import emu.grasscutter.game.props.ActionReason;
 import emu.grasscutter.game.props.PlayerProperty;
-import emu.grasscutter.game.shop.ShopInfo;
 import emu.grasscutter.game.shop.ShopLimit;
 import emu.grasscutter.game.world.Scene;
 import emu.grasscutter.game.world.World;
@@ -34,10 +33,12 @@ import emu.grasscutter.net.proto.OnlinePlayerInfoOuterClass.OnlinePlayerInfo;
 import emu.grasscutter.net.proto.PlayerApplyEnterMpResultNotifyOuterClass;
 import emu.grasscutter.net.proto.PlayerLocationInfoOuterClass.PlayerLocationInfo;
 import emu.grasscutter.net.proto.PlayerWorldLocationInfoOuterClass;
+import emu.grasscutter.net.proto.ShowAvatarInfoOuterClass;
 import emu.grasscutter.net.proto.ProfilePictureOuterClass.ProfilePicture;
 import emu.grasscutter.net.proto.SocialDetailOuterClass.SocialDetail;
 import emu.grasscutter.net.proto.SocialShowAvatarInfoOuterClass;
-import emu.grasscutter.server.event.game.PlayerQuitEvent;
+import emu.grasscutter.server.event.player.PlayerJoinEvent;
+import emu.grasscutter.server.event.player.PlayerQuitEvent;
 import emu.grasscutter.server.event.player.PlayerReceiveMailEvent;
 import emu.grasscutter.server.game.GameServer;
 import emu.grasscutter.server.game.GameSession;
@@ -828,7 +829,7 @@ public class Player {
 				.setProfilePicture(ProfilePicture.newBuilder().setAvatarId(this.getHeadImage()));
 
 		if (this.getWorld() != null) {
-			onlineInfo.setCurPlayerNumInWorld(this.getWorld().getPlayers().indexOf(this) + 1);
+			onlineInfo.setCurPlayerNumInWorld(getWorld().getPlayerCount());
 		} else {
 			onlineInfo.setCurPlayerNumInWorld(1);
 		}
@@ -904,6 +905,35 @@ public class Player {
 				.setFinishAchievementNum(0);
 		return social;
 	}
+
+	public List<ShowAvatarInfoOuterClass.ShowAvatarInfo> getShowAvatarInfoList() {
+		List<ShowAvatarInfoOuterClass.ShowAvatarInfo> showAvatarInfoList = new ArrayList<>();
+
+		Player player;
+		boolean shouldRecalc;
+		if (this.isOnline()) {
+			player = this;
+			shouldRecalc = false;
+		} else {
+			player = DatabaseHelper.getPlayerById(id);
+			player.getAvatars().loadFromDatabase();
+			player.getInventory().loadFromDatabase();
+			shouldRecalc = true;
+		}
+
+		List<Integer> showAvatarList = player.getShowAvatarList();
+		AvatarStorage avatars = player.getAvatars();
+		if (showAvatarList != null) {
+			for (int avatarId : showAvatarList) {
+				Avatar avatar = avatars.getAvatarById(avatarId);
+				if (shouldRecalc) {
+					avatar.recalcStats();
+				}
+				showAvatarInfoList.add(avatar.toShowAvatarInfoProto());
+			}
+		}
+		return showAvatarInfoList;
+	}
 	
 	public PlayerWorldLocationInfoOuterClass.PlayerWorldLocationInfo getWorldPlayerLocationInfo() {
 		return PlayerWorldLocationInfoOuterClass.PlayerWorldLocationInfo.newBuilder()
@@ -1014,6 +1044,11 @@ public class Player {
 
 		// First notify packets sent
 		this.setHasSentAvatarDataNotify(true);
+
+		// Call join event.
+		PlayerJoinEvent event = new PlayerJoinEvent(this); event.call();
+		if(event.isCanceled()) // If event is not cancelled, continue.
+			session.close();
 	}
 
 	public void onLogout() {

src/main/java/emu/grasscutter/game/world/Scene.java

@@ -375,8 +375,8 @@ public class Scene {
 		this.broadcastPacket(new PacketLifeStateChangeNotify(attackerId, target, LifeState.LIFE_DEAD));
 
 		// Reward drop
-		if (target instanceof EntityMonster) {
-			Grasscutter.getGameServer().getDropManager().callDrop((EntityMonster) target);
+		if (target instanceof EntityMonster && this.getSceneType() != SceneType.SCENE_DUNGEON) {
+			getWorld().getServer().getDropManager().callDrop((EntityMonster) target);
 		}
 
 		this.removeEntity(target);
@@ -508,6 +508,7 @@ public class Scene {
 			}
 			
 			group.triggers.forEach(getScriptManager()::registerTrigger);
+			group.regions.forEach(getScriptManager()::registerRegion);
 		}
 		
 		// Spawn gadgets AFTER triggers are added
@@ -526,6 +527,7 @@ public class Scene {
 		
 		for (SceneGroup group : block.groups) {
 			group.triggers.forEach(getScriptManager()::deregisterTrigger);
+			group.regions.forEach(getScriptManager()::deregisterRegion);
 		}
 	}
 	

src/main/java/emu/grasscutter/game/world/World.java

@@ -27,6 +27,7 @@ import emu.grasscutter.net.proto.AttackResultOuterClass.AttackResult;
 import emu.grasscutter.net.proto.EnterTypeOuterClass.EnterType;
 import emu.grasscutter.net.proto.VisionTypeOuterClass.VisionType;
 import emu.grasscutter.scripts.data.SceneConfig;
+import emu.grasscutter.server.game.GameServer;
 import emu.grasscutter.server.packet.send.PacketDelTeamEntityNotify;
 import emu.grasscutter.server.packet.send.PacketEntityFightPropUpdateNotify;
 import emu.grasscutter.server.packet.send.PacketLifeStateChangeNotify;
@@ -44,6 +45,7 @@ import it.unimi.dsi.fastutil.ints.Int2ObjectMaps;
 import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
 
 public class World implements Iterable<Player> {
+	private final GameServer server;
 	private final Player owner;
 	private final List<Player> players;
 	private final Int2ObjectMap<Scene> scenes;
@@ -61,6 +63,7 @@ public class World implements Iterable<Player> {
 	
 	public World(Player player, boolean isMultiplayer) {
 		this.owner = player;
+		this.server = player.getServer();
 		this.players = Collections.synchronizedList(new ArrayList<>());
 		this.scenes = Int2ObjectMaps.synchronize(new Int2ObjectOpenHashMap<>());
 		
@@ -75,6 +78,10 @@ public class World implements Iterable<Player> {
 		return owner;
 	}
 
+	public GameServer getServer() {
+		return server;
+	}
+
 	public int getLevelEntityId() {
 		return levelEntityId;
 	}

src/main/java/emu/grasscutter/scripts/SceneScriptManager.java

 package emu.grasscutter.scripts;
 
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
@@ -23,6 +24,7 @@ import emu.grasscutter.data.def.WorldLevelData;
 import emu.grasscutter.game.entity.EntityGadget;
 import emu.grasscutter.game.entity.EntityMonster;
 import emu.grasscutter.game.entity.GameEntity;
+import emu.grasscutter.game.props.EntityType;
 import emu.grasscutter.game.world.Scene;
 import emu.grasscutter.scripts.constants.EventType;
 import emu.grasscutter.scripts.constants.ScriptGadgetState;
@@ -33,6 +35,7 @@ import emu.grasscutter.scripts.data.SceneGadget;
 import emu.grasscutter.scripts.data.SceneGroup;
 import emu.grasscutter.scripts.data.SceneInitConfig;
 import emu.grasscutter.scripts.data.SceneMonster;
+import emu.grasscutter.scripts.data.SceneRegion;
 import emu.grasscutter.scripts.data.SceneSuite;
 import emu.grasscutter.scripts.data.SceneTrigger;
 import emu.grasscutter.scripts.data.SceneVar;
@@ -49,14 +52,17 @@ public class SceneScriptManager {
 	private Bindings bindings;
 	private SceneConfig config;
 	private List<SceneBlock> blocks;
-	private Int2ObjectOpenHashMap<Set<SceneTrigger>> triggers;
 	private boolean isInit;
 	
+	private final Int2ObjectOpenHashMap<Set<SceneTrigger>> triggers;
+	private final Int2ObjectOpenHashMap<SceneRegion> regions;
+	
 	public SceneScriptManager(Scene scene) {
 		this.scene = scene;
 		this.scriptLib = new ScriptLib(this);
 		this.scriptLibLua = CoerceJavaToLua.coerce(this.scriptLib);
 		this.triggers = new Int2ObjectOpenHashMap<>();
+		this.regions = new Int2ObjectOpenHashMap<>();
 		this.variables = new HashMap<>();
 		
 		// TEMPORARY
@@ -108,6 +114,18 @@ public class SceneScriptManager {
 		getTriggersByEvent(trigger.event).remove(trigger);
 	}
 	
+	public SceneRegion getRegionById(int id) {
+		return regions.get(id);
+	}
+	
+	public void registerRegion(SceneRegion region) {
+		regions.put(region.config_id, region);
+	}
+	
+	public void deregisterRegion(SceneRegion region) {
+		regions.remove(region.config_id);
+	}
+	
 	// TODO optimize
 	public SceneGroup getGroupById(int groupId) {
 		for (SceneBlock block : this.getScene().getLoadedBlocks()) {
@@ -134,11 +152,8 @@ public class SceneScriptManager {
 		bindings = ScriptLoader.getEngine().createBindings();
 		
 		// Set variables
-		bindings.put("EventType", new EventType()); // TODO - make static class to avoid instantiating a new class every scene
-		bindings.put("GadgetState", new ScriptGadgetState());
-		bindings.put("RegionShape", new ScriptRegionShape());
 		bindings.put("ScriptLib", getScriptLib());
-		
+
 		// Eval script
 		try {
 			cs.eval(getBindings());
@@ -211,6 +226,7 @@ public class SceneScriptManager {
 			group.gadgets = ScriptLoader.getSerializer().toList(SceneGadget.class, bindings.get("gadgets"));
 			group.triggers = ScriptLoader.getSerializer().toList(SceneTrigger.class, bindings.get("triggers"));
 			group.suites = ScriptLoader.getSerializer().toList(SceneSuite.class, bindings.get("suites"));
+			group.regions = ScriptLoader.getSerializer().toList(SceneRegion.class, bindings.get("regions"));
 			group.init_config = ScriptLoader.getSerializer().toObject(SceneInitConfig.class, bindings.get("init_config"));
 			
 			// Add variables to suite
@@ -235,11 +251,27 @@ public class SceneScriptManager {
 	}
 
 	public void onTick() {
-		checkTriggers();
+		checkRegions();
 	}
 	
-	public void checkTriggers() {
+	public void checkRegions() {
+		if (this.regions.size() == 0) {
+			return;
+		}
+		
+		for (SceneRegion region : this.regions.values()) {
+			getScene().getEntities().values()
+				.stream()
+				.filter(e -> e.getEntityType() <= 2 && region.contains(e.getPosition()))
+				.forEach(region::addEntity);
 
+			if (region.hasNewEntities()) {
+				// This is not how it works, source_eid should be region entity id, but we dont have an entity for regions yet
+				callEvent(EventType.EVENT_ENTER_REGION, new ScriptArgs(region.config_id).setSourceEntityId(region.config_id));
+				
+				region.resetNewEntities();
+			}
+		}
 	}
 	
 	public void spawnGadgetsInGroup(SceneGroup group) {

src/main/java/emu/grasscutter/scripts/ScriptLib.java

@@ -17,6 +17,7 @@ import emu.grasscutter.game.entity.GameEntity;
 import emu.grasscutter.scripts.constants.EventType;
 import emu.grasscutter.scripts.data.SceneGroup;
 import emu.grasscutter.scripts.data.SceneMonster;
+import emu.grasscutter.scripts.data.SceneRegion;
 import emu.grasscutter.scripts.data.ScriptArgs;
 import emu.grasscutter.server.packet.send.PacketGadgetStateNotify;
 import emu.grasscutter.server.packet.send.PacketWorktopOptionNotify;
@@ -184,6 +185,19 @@ public class ScriptLib {
 		return 0;
 	}
 	
+	public int GetRegionEntityCount(LuaTable table) {
+		int regionId = table.get("region_eid").toint();
+		int entityType = table.get("entity_type").toint();
+
+		SceneRegion region = this.getSceneScriptManager().getRegionById(regionId);
+		
+		if (region == null) {
+			return 0;
+		}
+
+		return (int) region.getEntities().intStream().filter(e -> e >> 24 == entityType).count();
+	}
+	
 	public void PrintContextLog(String msg) {
 		Grasscutter.getLogger().info("[LUA] " + msg);
 	}

src/main/java/emu/grasscutter/scripts/ScriptLoader.java

@@ -4,6 +4,7 @@ import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.FileReader;
 import java.io.IOException;
+import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Map;
 
@@ -13,7 +14,17 @@ import javax.script.ScriptEngine;
 import javax.script.ScriptEngineFactory;
 import javax.script.ScriptEngineManager;
 
+import org.luaj.vm2.LuaTable;
+import org.luaj.vm2.LuaValue;
+import org.luaj.vm2.lib.OneArgFunction;
+import org.luaj.vm2.lib.jse.CoerceJavaToLua;
+import org.luaj.vm2.script.LuajContext;
+
 import emu.grasscutter.Grasscutter;
+import emu.grasscutter.game.props.EntityType;
+import emu.grasscutter.scripts.constants.EventType;
+import emu.grasscutter.scripts.constants.ScriptGadgetState;
+import emu.grasscutter.scripts.constants.ScriptRegionShape;
 import emu.grasscutter.scripts.serializer.LuaSerializer;
 import emu.grasscutter.scripts.serializer.Serializer;
 
@@ -31,11 +42,31 @@ public class ScriptLoader {
 			throw new Exception("Script loader already initialized");
 		}
 		
+		// Create script engine
 		sm = new ScriptEngineManager();
         engine = sm.getEngineByName("luaj");
         factory = getEngine().getFactory();
+        
+        // Lua stuff
         fileType = "lua";
         serializer = new LuaSerializer();
+        
+        // Set engine to replace require as a temporary fix to missing scripts
+        LuajContext ctx = (LuajContext) engine.getContext();
+		ctx.globals.set("require", new OneArgFunction() {
+		    @Override
+		    public LuaValue call(LuaValue arg0) {
+		        return LuaValue.ZERO;
+		    }
+		});
+		
+		LuaTable table = new LuaTable();
+		Arrays.stream(EntityType.values()).forEach(e -> table.set(e.name().toUpperCase(), e.getValue()));
+		ctx.globals.set("EntityType", table);
+		
+		ctx.globals.set("EventType", CoerceJavaToLua.coerce(new EventType())); // TODO - make static class to avoid instantiating a new class every scene
+		ctx.globals.set("GadgetState", CoerceJavaToLua.coerce(new ScriptGadgetState()));
+		ctx.globals.set("RegionShape", CoerceJavaToLua.coerce(new ScriptRegionShape()));
 	}
 	
 	public static ScriptEngine getEngine() {

src/main/java/emu/grasscutter/scripts/data/SceneGroup.java

@@ -14,6 +14,7 @@ public class SceneGroup {
 	public List<SceneMonster> monsters;
 	public List<SceneGadget> gadgets;
 	public List<SceneTrigger> triggers;
+	public List<SceneRegion> regions;
 	public List<SceneSuite> suites;
 	public SceneInitConfig init_config;
 	

src/main/java/emu/grasscutter/scripts/data/SceneRegion.java

+package emu.grasscutter.scripts.data;
+
+import emu.grasscutter.game.entity.GameEntity;
+import emu.grasscutter.scripts.constants.ScriptRegionShape;
+import emu.grasscutter.utils.Position;
+import it.unimi.dsi.fastutil.ints.IntOpenHashSet;
+import it.unimi.dsi.fastutil.ints.IntSet;
+
+public class SceneRegion {
+	public int config_id;
+	public int shape;
+	public Position pos;
+	public Position size;
+	
+	private boolean hasNewEntities;
+	private final IntSet entities; // Ids of entities inside this region
+	
+	public SceneRegion() {
+		this.entities = new IntOpenHashSet();
+	}
+	
+	public IntSet getEntities() {
+		return entities;
+	}
+
+	public void addEntity(GameEntity entity) {
+		if (this.getEntities().contains(entity.getId())) {
+			return;
+		}
+		this.getEntities().add(entity.getId());
+		this.hasNewEntities = true;
+	}
+	
+	public void removeEntity(GameEntity entity) {
+		this.getEntities().remove(entity.getId());
+	}
+	
+	public boolean contains(Position p) {
+		switch (shape) {
+			case ScriptRegionShape.CUBIC:
+				return (Math.abs(pos.getX() - p.getX()) <= size.getX()) &&
+				       (Math.abs(pos.getZ() - p.getZ()) <= size.getZ());
+			case ScriptRegionShape.SPHERE:
+				return false;
+		}
+		
+		return false;
+	}
+
+	public boolean hasNewEntities() {
+		return hasNewEntities;
+	}
+	
+	public void resetNewEntities() {
+		hasNewEntities = false;
+	}
+}

src/main/java/emu/grasscutter/scripts/data/ScriptArgs.java

@@ -4,6 +4,7 @@ public class ScriptArgs {
 	public int param1;
 	public int param2;
 	public int param3;
+	public int source_eid; // Source entity
 	
 	public ScriptArgs() {
 		
@@ -44,4 +45,13 @@ public class ScriptArgs {
 		this.param3 = param3;
 		return this;
 	}
+
+	public int getSourceEntityId() {
+		return source_eid;
+	}
+
+	public ScriptArgs setSourceEntityId(int source_eid) {
+		this.source_eid = source_eid;
+		return this;
+	}
 }

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

@@ -455,8 +455,7 @@ public final class DispatchServer {
 		// hk4e-sdk-os-static.hoyoverse.com
 		httpServer.get("/hk4e_global/combo/granter/api/getConfig", new DispatchHttpJsonHandler("{\"retcode\":0,\"message\":\"OK\",\"data\":{\"protocol\":true,\"qr_enabled\":false,\"log_level\":\"INFO\",\"announce_url\":\"https://webstatic-sea.hoyoverse.com/hk4e/announcement/index.html?sdk_presentation_style=fullscreen\\u0026sdk_screen_transparent=true\\u0026game_biz=hk4e_global\\u0026auth_appid=announcement\\u0026game=hk4e#/\",\"push_alias_type\":2,\"disable_ysdk_guard\":false,\"enable_announce_pic_popup\":true}}"));
 		// hk4e-sdk-os-static.hoyoverse.com
-		httpServer.get("/hk4e_global/mdk/shield/api/loadConfig", new DispatchHttpJsonHandler( "{\"retcode\":0,\"message\":\"OK\",\"data\":{\"id\":6,\"game_key\":\"hk4e_global\",\"client\":\"PC\",\"identity\":\"I_IDENTITY\",\"guest\":false,\"ignore_versions\":\"\",\"scene\":\"S_NORMAL\",\"name\":\"原神海外\",\"disable_regist\":false,\"enable_email_captcha\":false,\"thirdparty\":[\"fb\",\"tw\"],\"disable_mmt\":false,\"server_guest\":false,\"thirdparty_ignore\":{\"tw\":\"\",\"fb\":\"\"},\"enable_ps_bind_account\":false,\"thirdparty_login_configs\":{\"tw\":{\"token_type\":\"TK_GAME_TOKEN\",\"game_token_expires_in\":604800},\"fb\":{\"token_type\":\"TK_GAME_TOKEN\",\"game_token_expires_in\":604800}}}}"));
-
+		httpServer.get("/hk4e_global/mdk/shield/api/loadConfig", new DispatchHttpJsonHandler("{\"retcode\":0,\"message\":\"OK\",\"data\":{\"id\":6,\"game_key\":\"hk4e_global\",\"client\":\"PC\",\"identity\":\"I_IDENTITY\",\"guest\":false,\"ignore_versions\":\"\",\"scene\":\"S_NORMAL\",\"name\":\"原神海外\",\"disable_regist\":false,\"enable_email_captcha\":false,\"thirdparty\":[\"fb\",\"tw\"],\"disable_mmt\":false,\"server_guest\":false,\"thirdparty_ignore\":{\"tw\":\"\",\"fb\":\"\"},\"enable_ps_bind_account\":false,\"thirdparty_login_configs\":{\"tw\":{\"token_type\":\"TK_GAME_TOKEN\",\"game_token_expires_in\":604800},\"fb\":{\"token_type\":\"TK_GAME_TOKEN\",\"game_token_expires_in\":604800}}}}"));
 		// Test api?
 		// abtest-api-data-sg.hoyoverse.com
 		httpServer.post("/data_abtest_api/config/experiment/list", new DispatchHttpJsonHandler("{\"retcode\":0,\"success\":true,\"message\":\"\",\"data\":[{\"code\":1000,\"type\":2,\"config_id\":\"14\",\"period_id\":\"6036_99\",\"version\":\"1\",\"configs\":{\"cardType\":\"old\"}}]}"));

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

+package emu.grasscutter.server.event.game;
+
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.server.event.types.GameEvent;
+import emu.grasscutter.server.game.GameSession;
+
+public final class PlayerCreationEvent extends GameEvent {
+    private final GameSession session;
+    private Class<? extends Player> playerClass;
+    
+    public PlayerCreationEvent(GameSession session, Class<? extends Player> playerClass) {
+        this.session = session;
+        this.playerClass = playerClass;
+    }
+    
+    public GameSession getSession() {
+        return this.session;
+    }
+    
+    public void setPlayerClass(Class<? extends Player> playerClass) {
+        this.playerClass = playerClass;
+    }
+    
+    public Class<? extends Player> getPlayerClass() {
+        return this.playerClass;
+    }
+}

src/main/java/emu/grasscutter/server/event/game/PlayerJoinEvent.java → src/main/java/emu/grasscutter/server/event/player/PlayerJoinEvent.java

-package emu.grasscutter.server.event.game;
+package emu.grasscutter.server.event.player;
 
 import emu.grasscutter.game.player.Player;
 import emu.grasscutter.server.event.Cancellable;
-import emu.grasscutter.server.event.types.GameEvent;
+import emu.grasscutter.server.event.types.PlayerEvent;
 
-public final class PlayerJoinEvent extends GameEvent implements Cancellable {
-    private final Player player;
-    
+public final class PlayerJoinEvent extends PlayerEvent implements Cancellable {
     public PlayerJoinEvent(Player player) {
-        this.player = player;
-    }
-    
-    public Player getPlayer() {
-        return this.player;
+        super(player);
     }
 }

src/main/java/emu/grasscutter/server/event/game/PlayerQuitEvent.java → src/main/java/emu/grasscutter/server/event/player/PlayerQuitEvent.java

-package emu.grasscutter.server.event.game;
+package emu.grasscutter.server.event.player;
 
 import emu.grasscutter.game.player.Player;
 import emu.grasscutter.server.event.types.GameEvent;
+import emu.grasscutter.server.event.types.PlayerEvent;
 
-public final class PlayerQuitEvent extends GameEvent {
-    private final Player player;
-
+public final class PlayerQuitEvent extends PlayerEvent {
     public PlayerQuitEvent(Player player) {
-        this.player = player;
-    }
-
-    public Player getPlayer() {
-        return this.player;
+        super(player);
     }
 }

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

+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.GetFriendShowAvatarInfoReqOuterClass.GetFriendShowAvatarInfoReq;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketGetFriendShowAvatarInfoRsp;
+
+@Opcodes(PacketOpcodes.GetFriendShowAvatarInfoReq)
+public class HandlerGetFriendShowAvatarInfoReq extends PacketHandler {
+
+	@Override
+	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+		GetFriendShowAvatarInfoReq req = GetFriendShowAvatarInfoReq.parseFrom(payload);
+
+		int targetUid = req.getUid();
+		Player targetPlayer = session.getServer().getPlayerByUid(targetUid, true);
+
+		if (targetPlayer.isShowAvatars()) {
+			session.send(new PacketGetFriendShowAvatarInfoRsp(targetUid, targetPlayer.getShowAvatarInfoList()));
+		}
+	}
+
+}

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

@@ -13,10 +13,12 @@ import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.SetPlayerBornDataReqOuterClass.SetPlayerBornDataReq;
 import emu.grasscutter.net.packet.PacketHandler;
-import emu.grasscutter.server.event.game.PlayerJoinEvent;
+import emu.grasscutter.server.event.game.PlayerCreationEvent;
 import emu.grasscutter.server.game.GameSession;
 import emu.grasscutter.server.game.GameSession.SessionState;
 
+import java.util.Arrays;
+
 @Opcodes(PacketOpcodes.SetPlayerBornDataReq)
 public class HandlerSetPlayerBornDataReq extends PacketHandler {
 	
@@ -40,8 +42,10 @@ public class HandlerSetPlayerBornDataReq extends PacketHandler {
 			nickname = "Traveler";
 		}
 		
-		// Create character
-		Player player = new Player(session);
+		// Call creation event.
+		PlayerCreationEvent event = new PlayerCreationEvent(session, Player.class); event.call();
+		// Create player instance from event.
+		Player player = event.getPlayerClass().getDeclaredConstructor(GameSession.class).newInstance(session);
 		player.setNickname(nickname);
 		
 		try {
@@ -83,19 +87,12 @@ public class HandlerSetPlayerBornDataReq extends PacketHandler {
 			mailBuilder.mail.mailContent.title = String.format("W%sl%som%s to %s%s%s%s%s%s%s%s%s%s%s!", DatabaseHelper.AWJVN, u, DatabaseHelper.AWJVN, d, e, z, GameData.EJWOA, GameData.EJWOA, u, PacketOpcodes.ONLWE, s, s, DatabaseHelper.AWJVN, e);
 			mailBuilder.mail.mailContent.sender = String.format("L%swnmow%s%s @ Gi%sH%sb", z, DatabaseHelper.AWJVN, e, s, PacketOpcodes.ONLWE);
 			mailBuilder.mail.mailContent.content = Grasscutter.getConfig().GameServer.WelcomeMailContent;
-			for (int itemId : Grasscutter.getConfig().GameServer.WelcomeMailItems) {
-				mailBuilder.mail.itemList.add(new Mail.MailItem(itemId, 1, 1));
-			}
+			mailBuilder.mail.itemList.addAll(Arrays.asList(Grasscutter.getConfig().GameServer.WelcomeMailItems));
 			mailBuilder.mail.importance = 1;
 			player.sendMail(mailBuilder.mail);
 		} catch (Exception e) {
 			Grasscutter.getLogger().error("Error creating player object: ", e);
 			session.close();
 		}
-
-		// Call join event.
-		PlayerJoinEvent event = new PlayerJoinEvent(player); event.call();
-		if(event.isCanceled()) // If event is not cancelled, continue.
-			session.close();
 	}
 }

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

@@ -17,11 +17,13 @@ public class PacketDungeonEntryInfoRsp extends BasePacket {
 		DungeonEntryInfoRsp.Builder proto = DungeonEntryInfoRsp.newBuilder()
 				.setPointId(pointData.getId());
 		
-		for (int dungeonId : pointData.getDungeonIds()) {
-			DungeonEntryInfo info = DungeonEntryInfo.newBuilder().setDungeonId(dungeonId).build();
-			proto.addDungeonEntryList(info);
+		if (pointData.getDungeonIds() != null) {
+			for (int dungeonId : pointData.getDungeonIds()) {
+				DungeonEntryInfo info = DungeonEntryInfo.newBuilder().setDungeonId(dungeonId).build();
+				proto.addDungeonEntryList(info);
+			}
 		}
-		
+
 		this.setData(proto);
 	}
 	

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

+package emu.grasscutter.server.packet.send;
+
+import java.util.List;
+
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.GetFriendShowAvatarInfoRspOuterClass.GetFriendShowAvatarInfoRsp;
+import emu.grasscutter.net.proto.ShowAvatarInfoOuterClass.ShowAvatarInfo;
+
+@Opcodes(PacketOpcodes.GetFriendShowAvatarInfoRsp)
+public class PacketGetFriendShowAvatarInfoRsp extends BasePacket {
+
+	public PacketGetFriendShowAvatarInfoRsp(int uid, List<ShowAvatarInfo> showAvatarInfoList) {
+		super(PacketOpcodes.GetFriendShowAvatarInfoRsp);
+
+		GetFriendShowAvatarInfoRsp.Builder p = GetFriendShowAvatarInfoRsp.newBuilder()
+				.setUid(uid)
+				.addAllShowAvatarInfoList(showAvatarInfoList);
+
+		this.setData(p.build());
+	}
+
+}

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

@@ -18,36 +18,19 @@ import java.util.Objects;
 public class PacketGetOnlinePlayerListRsp extends BasePacket {
     public PacketGetOnlinePlayerListRsp(Player session){
         super(PacketOpcodes.GetOnlinePlayerListRsp);
-        Map<Integer, Player> playersMap = Grasscutter.getGameServer().getPlayers();
+        
+        List<Player> players = Grasscutter.getGameServer().getPlayers().values().stream().limit(50).toList();
+        
         GetOnlinePlayerListRsp.Builder proto = GetOnlinePlayerListRsp.newBuilder();
-        if(playersMap.size() != 0){
-            List<OnlinePlayerInfo> playerInfoList = new ArrayList<>();
-
-            for(Player player:playersMap.values()){
-                ProfilePicture.Builder picture = ProfilePicture.newBuilder();
-                OnlinePlayerInfo.Builder playerInfo = OnlinePlayerInfo.newBuilder();
-
-                if(player.getUid() == session.getUid())continue;
-                picture.setAvatarId(player.getProfile().getAvatarId())
-                        .build();
-                System.out.println(player.getHeadImage());
-                playerInfo.setUid(player.getUid())
-                        .setNickname(player.getNickname())
-                        .setPlayerLevel(player.getLevel())
-                        .setMpSettingType(MpSettingTypeOuterClass.MpSettingType.MP_SETTING_ENTER_AFTER_APPLY)
-                        .setCurPlayerNumInWorld(player.getWorld().getPlayerCount())
-                        .setWorldLevel(player.getWorldLevel())
-                        .setNameCardId(player.getNameCardId())
-                        .setProfilePicture(picture);
-                if(!Objects.equals(player.getSignature(), "")){
-                    playerInfo.setSignature(player.getSignature());
-                }
-                playerInfoList.add(playerInfo.build());
-            }
-            for (OnlinePlayerInfo onlinePlayerInfo : playerInfoList) {
-                proto.addPlayerInfoList(onlinePlayerInfo).build();
+        
+        if (players.size() != 0) {
+            for(Player player : players) {
+                if (player.getUid() == session.getUid()) continue;
+                
+                proto.addPlayerInfoList(player.getOnlinePlayerInfo());
             }
         }
+        
         this.setData(proto);
     }
 }

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

@@ -18,9 +18,9 @@ public class PacketGetPlayerFriendListRsp extends BasePacket {
 		
 		FriendBrief serverFriend = FriendBrief.newBuilder()
 				.setUid(GameConstants.SERVER_CONSOLE_UID)
-				.setNickname("Server")
+				.setNickname(GameConstants.SERVER_AVATAR_NAME)
 				.setLevel(1)
-				.setProfilePicture(ProfilePicture.newBuilder().setAvatarId(GameConstants.MAIN_CHARACTER_FEMALE))
+				.setProfilePicture(ProfilePicture.newBuilder().setAvatarId(GameConstants.SERVER_AVATAR_ID))
 				.setWorldLevel(0)
 				.setSignature("")
 				.setLastActiveTime((int) (System.currentTimeMillis() / 1000f))

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

 package emu.grasscutter.server.packet.send;
 
+import emu.grasscutter.data.GameData;
 import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.GetScenePointRspOuterClass.GetScenePointRsp;
@@ -12,8 +13,12 @@ public class PacketGetScenePointRsp extends BasePacket {
 		GetScenePointRsp.Builder p = GetScenePointRsp.newBuilder()
 				.setSceneId(sceneId);
 		
-		for (int i = 1; i < 1000; i++) {
-			p.addUnlockedPointList(i);
+		if (GameData.getScenePointIdList().size() == 0) {
+			for (int i = 1; i < 1000; i++) {
+				p.addUnlockedPointList(i);
+			}
+		} else {
+			p.addAllUnlockedPointList(GameData.getScenePointIdList());
 		}
 		
 		for (int i = 1; i < 9; i++) {