Implement dungeon entry

src/main/java/emu/grasscutter/data/GameData.java

@@ -61,6 +61,7 @@ public class GameData {
 	private static final Int2ObjectMap<FetterCharacterCardData> fetterCharacterCardDataMap = new Int2ObjectOpenHashMap<>();
 	private static final Int2ObjectMap<RewardData> rewardDataMap = new Int2ObjectOpenHashMap<>();
 	private static final Int2ObjectMap<WorldLevelData> worldLevelDataMap = new Int2ObjectOpenHashMap<>();
+	private static final Int2ObjectMap<DungeonData> dungeonDataMap = new Int2ObjectOpenHashMap<>();
 	
 	// Cache
 	private static Map<Integer, List<Integer>> fetters = new HashMap<>();
@@ -98,6 +99,11 @@ public class GameData {
 		return scenePointEntries;
 	}
 	
+	// TODO optimize
+	public static ScenePointEntry getScenePointEntryById(int sceneId, int pointId) {
+		return getScenePointEntries().get(sceneId + "_" + pointId);
+	}
+
 	public static Int2ObjectMap<AvatarData> getAvatarDataMap() {
 		return avatarDataMap;
 	}
@@ -265,4 +271,8 @@ public class GameData {
 	public static Int2ObjectMap<WorldLevelData> getWorldLevelDataMap() {
 		return worldLevelDataMap;
 	}
+
+	public static Int2ObjectMap<DungeonData> getDungeonDataMap() {
+		return dungeonDataMap;
+	}
 }

src/main/java/emu/grasscutter/data/ResourceLoader.java

@@ -164,6 +164,7 @@ public class ResourceLoader {
 
 			for (Map.Entry<String, JsonElement> entry : config.points.entrySet()) {
 				PointData pointData = Grasscutter.getGsonFactory().fromJson(entry.getValue(), PointData.class);
+				pointData.setId(Integer.parseInt(entry.getKey()));
 
 				ScenePointEntry sl = new ScenePointEntry(sceneId + "_" + entry.getKey(), pointData);
 				scenePointList.add(sl);

src/main/java/emu/grasscutter/data/common/PointData.java

 package emu.grasscutter.data.common;
 
-public class PointData {
-    private pos tranPos;
-
-    public pos getTranPos() {
-        return tranPos;
-    }
-
-    public void setTranPos(pos tranPos) {
-        this.tranPos = tranPos;
-    }
+import emu.grasscutter.utils.Position;
 
-    public class pos {
-        private float x;
-        private float y;
-        private float z;
-
-        public float getX() {
-            return x;
-        }
+public class PointData {
+	private int id;
+	private String $type;
+    private Position tranPos;
+    private int[] dungeonIds;
     
-        public void setX(float x) {
-            this.x = x;
+    public int getId() {
+		return id;
 	}
     
-        public float getY() {
-            return y;
+    public void setId(int id) {
+		this.id = id;
 	}
 
-        public void setY(float y) {
-            this.y = y;
+    public String getType() {
+		return $type;
 	}
 
-        public float getZ() {
-            return z;
+	public Position getTranPos() {
+        return tranPos;
     }
 
-        public void setZ(float z) {
-            this.z = z;
-        }
+	public int[] getDungeonIds() {
+		return dungeonIds;
 	}
 }

src/main/java/emu/grasscutter/data/def/DungeonData.java

+package emu.grasscutter.data.def;
+
+import emu.grasscutter.data.GameData;
+import emu.grasscutter.data.GameResource;
+import emu.grasscutter.data.ResourceType;
+
+import emu.grasscutter.game.props.SceneType;
+
+@ResourceType(name = "DungeonExcelConfigData.json")
+public class DungeonData extends GameResource {
+	private int Id;
+	private int SceneId;
+	private String InvolveType; // TODO enum
+	    
+	@Override
+	public int getId() {
+		return this.Id;
+	}
+
+	public int getSceneId() {
+		return SceneId;
+	}
+	
+	@Override
+	public void onLoad() {
+		
+	}
+}

src/main/java/emu/grasscutter/data/def/SceneData.java

@@ -9,16 +9,17 @@ import emu.grasscutter.game.props.SceneType;
 @ResourceType(name = "SceneExcelConfigData.json")
 public class SceneData extends GameResource {
 	private int Id;
-	private SceneType SceneType;
+	private SceneType Type;
 	private String ScriptData;
 
+	    
 	@Override
 	public int getId() {
 		return this.Id;
 	}
 
 	public SceneType getSceneType() {
-		return SceneType;
+		return Type;
 	}
 
 	public String getScriptData() {

src/main/java/emu/grasscutter/game/dungeons/DungeonManager.java

 package emu.grasscutter.game.dungeons;
 
+import emu.grasscutter.GameConstants;
+import emu.grasscutter.Grasscutter;
+import emu.grasscutter.data.GameData;
+import emu.grasscutter.data.custom.ScenePointEntry;
+import emu.grasscutter.data.def.DungeonData;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.props.SceneType;
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.server.game.GameServer;
+import emu.grasscutter.server.packet.send.PacketDungeonEntryInfoRsp;
+import emu.grasscutter.server.packet.send.PacketPlayerEnterDungeonRsp;
+import emu.grasscutter.utils.Position;
 
 public class DungeonManager {
 	private final GameServer server;
@@ -12,4 +24,55 @@ public class DungeonManager {
 	public GameServer getServer() {
 		return server;
 	}
+
+	public void getEntryInfo(Player player, int pointId) {
+		ScenePointEntry entry = GameData.getScenePointEntryById(player.getScene().getId(), pointId);
+		
+		if (entry == null || entry.getPointData().getDungeonIds() == null) {
+			// Error
+			player.sendPacket(new PacketDungeonEntryInfoRsp());
+			return;
+		}
+		
+		player.sendPacket(new PacketDungeonEntryInfoRsp(player, entry.getPointData()));
+	}
+
+	public void enterDungeon(Player player, int pointId, int dungeonId) {
+		DungeonData data = GameData.getDungeonDataMap().get(dungeonId);
+		
+		if (data == null) {
+			return;
+		}
+		
+		int sceneId = data.getSceneId();
+		
+		player.getWorld().transferPlayerToScene(player, sceneId, data);
+		
+		player.sendPacket(new PacketPlayerEnterDungeonRsp(pointId, dungeonId));
+	}
+	
+	public void exitDungeon(Player player) {
+		if (player.getScene().getSceneType() != SceneType.SCENE_DUNGEON) {
+			return;
+		}
+		
+		// Get previous scene
+		int prevScene = player.getScene().getPrevScene() > 0 ? player.getScene().getPrevScene() : 3;
+		
+		// Get previous position
+		DungeonData dungeonData = player.getScene().getDungeonData();
+		Position prevPos = new Position(GameConstants.START_POSITION);
+		
+		if (dungeonData != null) {
+			ScenePointEntry entry = GameData.getScenePointEntryById(prevScene, dungeonData.getId());
+			
+			if (entry != null) {
+				prevPos.set(entry.getPointData().getTranPos());
+			}
+		}
+
+		// Transfer player back to world
+		player.getWorld().transferPlayerToScene(player, prevScene, prevPos);
+		player.sendPacket(new BasePacket(PacketOpcodes.PlayerQuitDungeonRsp));
+	}
 }

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

@@ -3,6 +3,7 @@ package emu.grasscutter.game.world;
 import emu.grasscutter.Grasscutter;
 import emu.grasscutter.data.GameData;
 import emu.grasscutter.data.GameDepot;
+import emu.grasscutter.data.def.DungeonData;
 import emu.grasscutter.data.def.MonsterData;
 import emu.grasscutter.data.def.SceneData;
 import emu.grasscutter.data.def.WorldLevelData;
@@ -42,6 +43,9 @@ public class Scene {
 	private ClimateType climate;
 	private int weather;
 	
+	private DungeonData dungeonData;
+	private int prevScene; // Id of the previous scene
+
 	public Scene(World world, SceneData sceneData) {
 		this.world = world;
 		this.sceneData = sceneData;
@@ -50,6 +54,7 @@ public class Scene {
 
 		this.time = 8 * 60;
 		this.climate = ClimateType.CLIMATE_SUNNY;
+		this.prevScene = 3;
 		
 		this.spawnedEntities = new HashSet<>();
 		this.deadSpawnedEntities = new HashSet<>();
@@ -111,6 +116,14 @@ public class Scene {
 		this.weather = weather;
 	}
 
+	public int getPrevScene() {
+		return prevScene;
+	}
+
+	public void setPrevScene(int prevScene) {
+		this.prevScene = prevScene;
+	}
+
 	public boolean dontDestroyWhenEmpty() {
 		return dontDestroyWhenEmpty;
 	}
@@ -127,6 +140,17 @@ public class Scene {
 		return deadSpawnedEntities;
 	}
 
+	public DungeonData getDungeonData() {
+		return dungeonData;
+	}
+
+	public void setDungeonData(DungeonData dungeonData) {
+		if (this.dungeonData != null || this.getSceneType() != SceneType.SCENE_DUNGEON || dungeonData.getSceneId() != this.getId()) {
+			return;
+		}
+		this.dungeonData = dungeonData;
+	}
+
 	public boolean isInScene(GameEntity entity) {
 		return this.entities.containsKey(entity.getId());
 	}

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

@@ -17,6 +17,7 @@ import emu.grasscutter.game.props.EntityIdType;
 import emu.grasscutter.game.props.FightProperty;
 import emu.grasscutter.game.props.LifeState;
 import emu.grasscutter.data.GameData;
+import emu.grasscutter.data.def.DungeonData;
 import emu.grasscutter.data.def.SceneData;
 import emu.grasscutter.game.entity.EntityAvatar;
 import emu.grasscutter.game.entity.EntityClientGadget;
@@ -212,6 +213,14 @@ public class World implements Iterable<Player> {
 	}
 	
 	public boolean transferPlayerToScene(Player player, int sceneId, Position pos) {
+		return transferPlayerToScene(player, sceneId, null, pos);
+	}
+	
+	public boolean transferPlayerToScene(Player player, int sceneId, DungeonData data) {
+		return transferPlayerToScene(player, sceneId, data, null);
+	}
+	
+	public boolean transferPlayerToScene(Player player, int sceneId, DungeonData dungeonData, Position pos) {
 		if (GameData.getSceneDataMap().get(sceneId) == null) {
 			return false;
 		}
@@ -230,19 +239,39 @@ public class World implements Iterable<Player> {
 		}
 		
 		Scene newScene = this.getSceneById(sceneId);
+		newScene.setDungeonData(dungeonData);
 		newScene.addPlayer(player);
+		
+		// Dungeon
+		if (dungeonData != null) {
+			// TODO set position
+		}
+		
+		// Set player position
+		if (pos != null) {
 			player.getPos().set(pos);
+		} else {
+			pos = player.getPos();
+		}
 
 		if (oldScene != null) {
+			newScene.setPrevScene(oldScene.getId());
 			oldScene.setDontDestroyWhenEmpty(false);
 		}
 
-		// Teleport packet
-		if (oldScene == newScene) {
-			player.sendPacket(new PacketPlayerEnterSceneNotify(player, EnterType.ENTER_GOTO, EnterReason.TransPoint, sceneId, pos));
-		} else {
-			player.sendPacket(new PacketPlayerEnterSceneNotify(player, EnterType.ENTER_JUMP, EnterReason.TransPoint, sceneId, pos));
+		// Get enter types
+		EnterType enterType = EnterType.ENTER_JUMP;
+		EnterReason enterReason = EnterReason.TransPoint;
+		
+		if (dungeonData != null) {
+			enterType = EnterType.ENTER_DUNGEON;
+			enterReason = EnterReason.DungeonEnter;
+		} else if (oldScene == newScene) {
+			enterType = EnterType.ENTER_GOTO;
 		}
+		
+		// Teleport packet
+		player.sendPacket(new PacketPlayerEnterSceneNotify(player, enterType, enterReason, sceneId, pos));
 		return true;
 	}
 	

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

@@ -2,6 +2,7 @@ package emu.grasscutter.server.packet.recv;
 
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.DungeonEntryInfoReqOuterClass.DungeonEntryInfoReq;
 import emu.grasscutter.net.packet.PacketHandler;
 import emu.grasscutter.server.game.GameSession;
 
@@ -10,7 +11,9 @@ public class HandlerDungeonEntryInfoReq extends PacketHandler {
 	
 	@Override
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+		DungeonEntryInfoReq req = DungeonEntryInfoReq.parseFrom(payload);
 		
+		session.getServer().getDungeonManager().getEntryInfo(session.getPlayer(), req.getPointId());
 	}
 
 }

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

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

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

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

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

+package emu.grasscutter.server.packet.send;
+
+import java.util.Arrays;
+
+import emu.grasscutter.data.common.PointData;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.DungeonEntryInfoOuterClass.DungeonEntryInfo;
+import emu.grasscutter.net.proto.DungeonEntryInfoRspOuterClass.DungeonEntryInfoRsp;
+
+public class PacketDungeonEntryInfoRsp extends BasePacket {
+	
+	public PacketDungeonEntryInfoRsp(Player player, PointData pointData) {
+		super(PacketOpcodes.DungeonEntryInfoRsp);
+
+		DungeonEntryInfoRsp.Builder proto = DungeonEntryInfoRsp.newBuilder()
+				.setPointId(pointData.getId());
+		
+		for (int dungeonId : pointData.getDungeonIds()) {
+			DungeonEntryInfo info = DungeonEntryInfo.newBuilder().setDungeonId(dungeonId).build();
+			proto.addDungeonEntryList(info);
+		}
+		
+		this.setData(proto);
+	}
+	
+	public PacketDungeonEntryInfoRsp() {
+		super(PacketOpcodes.DungeonEntryInfoRsp);
+
+		DungeonEntryInfoRsp proto = DungeonEntryInfoRsp.newBuilder()
+				.setRetcode(1)
+				.build();
+		
+		this.setData(proto);
+	}
+}

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

@@ -7,7 +7,5 @@ public class PacketPathfindingEnterSceneRsp extends BasePacket {
 
 	public PacketPathfindingEnterSceneRsp(int clientSequence) {
 		super(PacketOpcodes.PathfindingEnterSceneRsp);
-		
-		this.buildHeader(clientSequence);
 	}
 }

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

+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.PlayerEnterDungeonRspOuterClass.PlayerEnterDungeonRsp;
+
+public class PacketPlayerEnterDungeonRsp extends BasePacket {
+	
+	public PacketPlayerEnterDungeonRsp(int pointId, int dungeonId) {
+		super(PacketOpcodes.PlayerEnterDungeonRsp);
+		
+		PlayerEnterDungeonRsp proto = PlayerEnterDungeonRsp.newBuilder()
+				.setPointId(pointId)
+				.setDungeonId(dungeonId)
+				.build();
+		
+		this.setData(proto);
+	}
+}

src/main/java/emu/grasscutter/utils/Utils.java

@@ -65,6 +65,7 @@ public final class Utils {
 	
 	private static final char[] HEX_ARRAY = "0123456789abcdef".toCharArray();
 	public static String bytesToHex(byte[] bytes) {
+		if (bytes == null) return "";
 	    char[] hexChars = new char[bytes.length * 2];
 	    for (int j = 0; j < bytes.length; j++) {
 	        int v = bytes[j] & 0xFF;