Implement HandlerVehicleInteractReq & Rsp and HandlerVehicleSpawnReq & Rsp

Also added opcodes related to vehicles, added LODPatternName to GadgetData and added EntityVehicle class

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

@@ -8,14 +8,15 @@ public class GadgetData extends GameResource {
 	private int Id;
 	
 	private String Type;
-    private String JsonName;
-    private boolean IsInteractive;
-    private String[] Tags;
-    private String ItemJsonName;
-    private String InteeIconName;
-    private long NameTextMapHash;
-    private int CampID;
-	    
+	private String JsonName;
+	private boolean IsInteractive;
+	private String[] Tags;
+	private String ItemJsonName;
+	private String InteeIconName;
+	private long NameTextMapHash;
+	private int CampID;
+	private String LODPatternName;
+
 	@Override
 	public int getId() {
 		return this.Id;
@@ -53,6 +54,8 @@ public class GadgetData extends GameResource {
 		return CampID;
 	}
 
+	public String getLODPatternName() { return LODPatternName; }
+
 	@Override
 	public void onLoad() {
 

src/main/java/emu/grasscutter/game/entity/EntityVehicle.java

+package emu.grasscutter.game.entity;
+
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.props.EntityIdType;
+import emu.grasscutter.game.props.PlayerProperty;
+import emu.grasscutter.game.world.Scene;
+
+import emu.grasscutter.net.proto.AbilitySyncStateInfoOuterClass.AbilitySyncStateInfo;
+import emu.grasscutter.net.proto.AnimatorParameterValueInfoPairOuterClass.AnimatorParameterValueInfoPair;
+import emu.grasscutter.net.proto.EntityAuthorityInfoOuterClass.EntityAuthorityInfo;
+import emu.grasscutter.net.proto.EntityRendererChangedInfoOuterClass.EntityRendererChangedInfo;
+import emu.grasscutter.net.proto.FightPropPairOuterClass.*;
+import emu.grasscutter.net.proto.MotionInfoOuterClass.MotionInfo;
+import emu.grasscutter.net.proto.PropPairOuterClass.PropPair;
+import emu.grasscutter.net.proto.ProtEntityTypeOuterClass.ProtEntityType;
+import emu.grasscutter.net.proto.SceneEntityAiInfoOuterClass.SceneEntityAiInfo;
+import emu.grasscutter.net.proto.SceneEntityInfoOuterClass.SceneEntityInfo;
+import emu.grasscutter.net.proto.SceneGadgetInfoOuterClass.SceneGadgetInfo;
+import emu.grasscutter.net.proto.VectorOuterClass.Vector;
+import emu.grasscutter.net.proto.VehicleInfoOuterClass.*;
+
+import emu.grasscutter.utils.Position;
+import emu.grasscutter.utils.ProtoHelper;
+
+import it.unimi.dsi.fastutil.ints.Int2FloatMap;
+import it.unimi.dsi.fastutil.ints.Int2FloatOpenHashMap;
+
+public class EntityVehicle extends EntityGadget {
+	private final Player owner;
+	private final Int2FloatOpenHashMap fightProp;
+
+	private final Position pos;
+	private final Position rot;
+
+	private float curStamina;
+	private final int pointId;
+	private final int gadgetId;
+
+	public EntityVehicle(Scene scene, Player player, int gadgetId, int pointId, Position pos, Position rot) {
+		super(scene);
+		this.owner = player;
+		this.id = getScene().getWorld().getNextEntityId(EntityIdType.GADGET);
+		this.fightProp = new Int2FloatOpenHashMap();
+		this.pos = new Position(pos);
+		this.rot = new Position(rot);
+		this.gadgetId = gadgetId;
+		this.pointId = pointId;
+		this.curStamina = 240;
+	}
+
+	@Override
+	public int getGadgetId() { return gadgetId; }
+
+	public Player getOwner() {
+		return owner;
+	}
+
+	public float getCurStamina() { return curStamina; }
+
+	public void setCurStamina(float stamina) { this.curStamina = stamina; }
+
+	public int getPointId() { return pointId; }
+
+	@Override
+	public Int2FloatOpenHashMap getFightProperties() {
+		return fightProp;
+	}
+
+	@Override
+	public Position getPosition() { return this.pos; }
+
+	@Override
+	public Position getRotation() {
+		return this.rot;
+	}
+
+	@Override
+	public SceneEntityInfo toProto() {
+
+		VehicleInfo vehicle = VehicleInfo.newBuilder()
+				.setOwnerUid(this.owner.getUid())
+				.setCurStamina(getCurStamina())
+				.build();
+
+		EntityAuthorityInfo authority = EntityAuthorityInfo.newBuilder()
+				.setAbilityInfo(AbilitySyncStateInfo.newBuilder())
+				.setRendererChangedInfo(EntityRendererChangedInfo.newBuilder())
+				.setAiInfo(SceneEntityAiInfo.newBuilder().setIsAiOpen(true).setBornPos(getPosition().toProto()))
+				.setBornPos(getPosition().toProto())
+				.build();
+
+		SceneGadgetInfo.Builder gadgetInfo = SceneGadgetInfo.newBuilder()
+				.setGadgetId(this.getGadgetId())
+				.setAuthorityPeerId(this.getOwner().getPeerId())
+				.setIsEnableInteract(true)
+				.setVehicleInfo(vehicle);
+
+		SceneEntityInfo.Builder entityInfo = SceneEntityInfo.newBuilder()
+				.setEntityId(getId())
+				.setEntityType(ProtEntityType.PROT_ENTITY_GADGET)
+				.setMotionInfo(MotionInfo.newBuilder().setPos(getPosition().toProto()).setRot(getRotation().toProto()).setSpeed(Vector.newBuilder()))
+				.addAnimatorParaList(AnimatorParameterValueInfoPair.newBuilder())
+				.setGadget(gadgetInfo)
+				.setEntityAuthorityInfo(authority)
+				.setLifeState(1);
+
+		PropPair pair = PropPair.newBuilder()
+				.setType(PlayerProperty.PROP_LEVEL.getId())
+				.setPropValue(ProtoHelper.newPropValue(PlayerProperty.PROP_LEVEL, 47))
+				.build();
+
+		for (Int2FloatMap.Entry entry : getFightProperties().int2FloatEntrySet()) {
+			if (entry.getIntKey() == 0) {
+				continue;
+			}
+			FightPropPair fightProp = FightPropPair.newBuilder().setPropType(entry.getIntKey()).setPropValue(entry.getFloatValue()).build();
+			entityInfo.addFightPropList(fightProp);
+		}
+
+		entityInfo.addPropList(pair);
+
+		return entityInfo.build();
+	}
+}

src/main/java/emu/grasscutter/net/packet/PacketOpcodes.java

@@ -1171,6 +1171,11 @@ public class PacketOpcodes {
     public static final int UseWidgetCreateGadgetRsp = 4290;
     public static final int UseWidgetRetractGadgetReq = 4255;
     public static final int UseWidgetRetractGadgetRsp = 4297;
+    public static final int VehicleSpawnReq = 809;
+    public static final int VehicleSpawnRsp = 865;
+    public static final int VehicleInteractReq = 862;
+    public static final int VehicleInteractRsp = 889;
+    public static final int VehicleStaminaNotify = 866;
     public static final int ViewCodexReq = 4210;
     public static final int ViewCodexRsp = 4209;
     public static final int WatcherAllDataNotify = 2260;

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

+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.VehicleInteractReqOuterClass;
+
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketVehicleInteractRsp;
+
+@Opcodes(PacketOpcodes.VehicleInteractReq)
+public class HandlerVehicleInteractReq extends PacketHandler {
+
+	@Override
+	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+		VehicleInteractReqOuterClass.VehicleInteractReq req = VehicleInteractReqOuterClass.VehicleInteractReq.parseFrom(payload);
+		session.send(new PacketVehicleInteractRsp(session.getPlayer(), req.getEntityId(), req.getInteractType()));
+	}
+}

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

+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.VehicleSpawnReqOuterClass;
+
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketVehicleSpawnRsp;
+
+import emu.grasscutter.utils.Position;
+
+@Opcodes(PacketOpcodes.VehicleSpawnReq)
+public class HandlerVehicleSpawnReq extends PacketHandler {
+
+	@Override
+	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+		VehicleSpawnReqOuterClass.VehicleSpawnReq req = VehicleSpawnReqOuterClass.VehicleSpawnReq.parseFrom(payload);
+		session.send(new PacketVehicleSpawnRsp(session.getPlayer(), req.getVehicleId(), req.getPointId(), new Position(req.getPos()), new Position(req.getRot())));
+	}
+}

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

+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.Grasscutter;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.entity.GameEntity;
+
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.VehicleInteractTypeOuterClass.VehicleInteractType;
+import emu.grasscutter.net.proto.VehicleInteractRspOuterClass.VehicleInteractRsp;
+import emu.grasscutter.net.proto.VehicleMemberOuterClass.VehicleMember;
+
+public class PacketVehicleInteractRsp extends BasePacket {
+
+	public PacketVehicleInteractRsp(Player player, int entityId, VehicleInteractType interactType) {
+		super(PacketOpcodes.VehicleInteractRsp);
+		VehicleInteractRsp.Builder proto = VehicleInteractRsp.newBuilder();
+
+		GameEntity vehicle = player.getScene().getEntityById(entityId);
+		if(vehicle != null) {
+			proto.setEntityId(vehicle.getId());
+			proto.setInteractType(interactType);
+
+			VehicleMember vehicleMember = VehicleMember.newBuilder()
+					.setUid(player.getUid())
+					.setAvatarGuid(player.getTeamManager().getCurrentCharacterGuid())
+					.build();
+
+			proto.setMember(vehicleMember);
+		}
+		this.setData(proto.build());
+	}
+}

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

+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.Grasscutter;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.entity.EntityVehicle;
+import emu.grasscutter.game.props.FightProperty;
+import emu.grasscutter.game.entity.GameEntity;
+
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.VehicleSpawnRspOuterClass.VehicleSpawnRsp;
+
+import emu.grasscutter.utils.Position;
+import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
+
+public class PacketVehicleSpawnRsp extends BasePacket {
+
+	public PacketVehicleSpawnRsp(Player player, int vehicleId, int pointId, Position pos, Position rot) {
+		super(PacketOpcodes.VehicleSpawnRsp);
+		VehicleSpawnRsp.Builder proto = VehicleSpawnRsp.newBuilder();
+
+		EntityVehicle vehicle = new EntityVehicle(player.getScene(), player, vehicleId, pointId, pos, rot);
+
+		switch (vehicleId) {
+			// TODO: Not hardcode this. Waverider (skiff)
+			case 45001001,45001002 -> {
+				vehicle.addFightProperty(FightProperty.FIGHT_PROP_BASE_HP, 10000);
+				vehicle.addFightProperty(FightProperty.FIGHT_PROP_BASE_ATTACK, 100);
+				vehicle.addFightProperty(FightProperty.FIGHT_PROP_CUR_ATTACK, 100);
+				vehicle.addFightProperty(FightProperty.FIGHT_PROP_CUR_HP, 10000);
+				vehicle.addFightProperty(FightProperty.FIGHT_PROP_CUR_DEFENSE, 0);
+				vehicle.addFightProperty(FightProperty.FIGHT_PROP_CUR_SPEED, 0);
+				vehicle.addFightProperty(FightProperty.FIGHT_PROP_CHARGE_EFFICIENCY, 0);
+				vehicle.addFightProperty(FightProperty.FIGHT_PROP_MAX_HP, 10000);
+			}
+			default -> {}
+		}
+
+		player.getScene().addEntity(vehicle);
+
+		proto.setVehicleId(vehicleId);
+		proto.setEntityId(vehicle.getId());
+
+		this.setData(proto.build());
+	}
+}