Merge branch 'development' into memetrollsXD-patch-1

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

@@ -6,7 +6,6 @@ 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.game.world.World;
 import emu.grasscutter.net.proto.AbilitySyncStateInfoOuterClass.AbilitySyncStateInfo;
 import emu.grasscutter.net.proto.AnimatorParameterValueInfoPairOuterClass.AnimatorParameterValueInfoPair;
 import emu.grasscutter.net.proto.EntityAuthorityInfoOuterClass.EntityAuthorityInfo;
@@ -31,13 +30,29 @@ public class EntityItem extends EntityGadget {
 	private final GameItem item;
 	private final long guid;
 
+	private final boolean share;
+
 	public EntityItem(Scene scene, Player player, ItemData itemData, Position pos, int count) {
 		super(scene);
 		this.id = getScene().getWorld().getNextEntityId(EntityIdType.GADGET);
 		this.pos = new Position(pos);
 		this.rot = new Position();
-		this.guid = player.getNextGameGuid();
+		this.guid = player == null ? scene.getWorld().getHost().getNextGameGuid() : player.getNextGameGuid();
+		this.item = new GameItem(itemData, count);
+		this.share = true;
+	}
+
+	// In official game, some drop items are shared to all players, and some other items are independent to all players
+	// For example, if you killed a monster in MP mode, all players could get drops but rarity and number of them are different
+	// but if you broke regional mine, when someone picked up the drop then it disappeared
+	public EntityItem(Scene scene, Player player, ItemData itemData, Position pos, int count, boolean share) {
+		super(scene);
+		this.id = getScene().getWorld().getNextEntityId(EntityIdType.GADGET);
+		this.pos = new Position(pos);
+		this.rot = new Position();
+		this.guid = player == null ? scene.getWorld().getHost().getNextGameGuid() : player.getNextGameGuid();
 		this.item = new GameItem(itemData, count);
+		this.share = share;
 	}
 	
 	@Override
@@ -81,6 +96,10 @@ public class EntityItem extends EntityGadget {
 		return null;
 	}
 
+	public boolean isShare() {
+		return share;
+	}
+
 	@Override
 	public SceneEntityInfo toProto() {
 		EntityAuthorityInfo authority = EntityAuthorityInfo.newBuilder()

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/game/friends/Friendship.java

@@ -8,7 +8,7 @@ import emu.grasscutter.database.DatabaseHelper;
 import emu.grasscutter.game.player.Player;
 import emu.grasscutter.net.proto.FriendBriefOuterClass.FriendBrief;
 import emu.grasscutter.net.proto.FriendOnlineStateOuterClass.FriendOnlineState;
-import emu.grasscutter.net.proto.HeadImageOuterClass.HeadImage;
+import emu.grasscutter.net.proto.ProfilePictureOuterClass.ProfilePicture;
 
 @Entity(value = "friendships", useDiscriminator = false)
 public class Friendship {
@@ -92,7 +92,7 @@ public class Friendship {
 				.setUid(getFriendProfile().getUid())
 				.setNickname(getFriendProfile().getName())
 				.setLevel(getFriendProfile().getPlayerLevel())
-				.setAvatarId(HeadImage.newBuilder().setAvatarId(getFriendProfile().getAvatarId()).getAvatarId())
+				.setProfilePicture(ProfilePicture.newBuilder().setAvatarId(getFriendProfile().getAvatarId()))
 				.setWorldLevel(getFriendProfile().getWorldLevel())
 				.setSignature(getFriendProfile().getSignature())
 				.setOnlineState(getFriendProfile().isOnline() ? FriendOnlineState.FRIEND_ONLINE : FriendOnlineState.FREIEND_DISCONNECT)

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

@@ -16,8 +16,8 @@ public class GachaBanner {
 	private int sortId;
 	private int[] rateUpItems1;
 	private int[] rateUpItems2;
-	private int minItemType = 1;
-	private int maxItemType = 2;
+	private int baseYellowWeight = 60; // Max 10000
+	private int basePurpleWeight = 510; // Max 10000
 	private int eventChance = 50; // Chance to win a featured event item
 	private int softPity = 75;
 	private int hardPity = 90;
@@ -63,20 +63,20 @@ public class GachaBanner {
 		return sortId;
 	}
 
-	public int[] getRateUpItems1() {
-		return rateUpItems1;
+	public int getBaseYellowWeight() {
+		return baseYellowWeight;
 	}
 
-	public int[] getRateUpItems2() {
-		return rateUpItems2;
+	public int getBasePurpleWeight() {
+		return basePurpleWeight;
 	}
 
-	public int getMinItemType() {
-		return minItemType;
+	public int[] getRateUpItems1() {
+		return rateUpItems1;
 	}
 
-	public int getMaxItemType() {
-		return maxItemType;
+	public int[] getRateUpItems2() {
+		return rateUpItems2;
 	}
 	
 	public int getSoftPity() {

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

@@ -15,6 +15,7 @@ import emu.grasscutter.Grasscutter;
 import emu.grasscutter.data.GameData;
 import emu.grasscutter.data.def.ItemData;
 import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.game.gacha.GachaBanner.BannerType;
 import emu.grasscutter.game.inventory.GameItem;
 import emu.grasscutter.game.inventory.ItemType;
 import emu.grasscutter.game.inventory.MaterialType;
@@ -125,8 +126,8 @@ public class GachaManager {
 			int itemId = 0;
 			
 			int bonusYellowChance = gachaInfo.getPity5() >= banner.getSoftPity() ? 100 * (gachaInfo.getPity5() - banner.getSoftPity() - 1): 0;
-			int yellowChance = 60 + (int) Math.floor(100f * (gachaInfo.getPity5() / (banner.getSoftPity() - 1D))) + bonusYellowChance;
-			int purpleChance = 10000 - (510 + (int) Math.floor(790f * (gachaInfo.getPity4() / 8f)));
+			int yellowChance = banner.getBaseYellowWeight() + (int) Math.floor(100f * (gachaInfo.getPity5() / (banner.getSoftPity() - 1D))) + bonusYellowChance;
+			int purpleChance = 10000 - (banner.getBasePurpleWeight() + (int) Math.floor(790f * (gachaInfo.getPity4() / 8f)));
 		
 			if (random <= yellowChance || gachaInfo.getPity5() >= banner.getHardPity()) {
 				if (banner.getRateUpItems1().length > 0) {
@@ -142,7 +143,7 @@ public class GachaManager {
 				}
 				
 				if (itemId == 0) {
-					int typeChance = this.randomRange(banner.getMinItemType(), banner.getMaxItemType());
+					int typeChance = this.randomRange(banner.getBannerType() == BannerType.WEAPON ? 2 : 1, banner.getBannerType() == BannerType.EVENT ? 1 : 2);
 					if (typeChance == 1) {
 						itemId = getRandom(this.yellowAvatars);
 					} else {
@@ -163,7 +164,7 @@ public class GachaManager {
 				}
 				
 				if (itemId == 0) {
-					int typeChance = this.randomRange(banner.getMinItemType(), banner.getMaxItemType());
+					int typeChance = this.randomRange(banner.getBannerType() == BannerType.WEAPON ? 2 : 1, banner.getBannerType() == BannerType.EVENT ? 1 : 2);
 					if (typeChance == 1) {
 						itemId = getRandom(this.purpleAvatars);
 					} else {

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

@@ -110,6 +110,16 @@ public class Inventory implements Iterable<GameItem> {
 		return result;
 	}
 
+	public boolean addItem(GameItem item, ActionReason reason, boolean forceNotify) {
+		boolean result = addItem(item);
+
+		if (reason != null && (forceNotify || result)) {
+			getPlayer().sendPacket(new PacketItemAddHintNotify(item, reason));
+		}
+
+		return result;
+	}
+	
 	public void addItems(Collection<GameItem> items) {
 		this.addItems(items, null);
 	}
@@ -158,7 +168,7 @@ public class Inventory implements Iterable<GameItem> {
 		} else if (type == ItemType.ITEM_VIRTUAL) {
 			// Handle
 			this.addVirtualItem(item.getItemId(), item.getCount());
-			return null;
+			return item;
 		} else if (item.getItemData().getMaterialType() == MaterialType.MATERIAL_AVATAR) {
 			// Get avatar id
 			int avatarId = (item.getItemId() % 1000) + 10000000;
@@ -208,6 +218,7 @@ public class Inventory implements Iterable<GameItem> {
 		}
 		
 		// Set ownership and save to db
+		if (item.getItemData().getItemType() != ItemType.ITEM_VIRTUAL)
 			item.save();
 		
 		return item;
@@ -226,19 +237,23 @@ public class Inventory implements Iterable<GameItem> {
 	private void addVirtualItem(int itemId, int count) {
 		switch (itemId) {
 			case 101: // Character exp
-				for (EntityAvatar entity : getPlayer().getTeamManager().getActiveTeam()) {
-					getPlayer().getServer().getInventoryManager().upgradeAvatar(player, entity.getAvatar(), count);
-				}
+				getPlayer().getServer().getInventoryManager().upgradeAvatar(player, getPlayer().getTeamManager().getCurrentAvatarEntity().getAvatar(), count);
 				break;
 			case 102: // Adventure exp
 				getPlayer().addExpDirectly(count);
 				break;
+			case 105: // Companionship exp
+				getPlayer().getServer().getInventoryManager().upgradeAvatarFetterLevel(player, getPlayer().getTeamManager().getCurrentAvatarEntity().getAvatar(), count);
+				break;
 			case 201: // Primogem
 				getPlayer().setPrimogems(player.getPrimogems() + count);
 				break;
 			case 202: // Mora
 				getPlayer().setMora(player.getMora() + count);
 				break;
+			case 203: // Genesis Crystals
+				getPlayer().setCrystals(player.getCrystals() + count);
+				break;
 		}
 	}
 	

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

@@ -23,23 +23,7 @@ import emu.grasscutter.game.player.Player;
 import emu.grasscutter.net.proto.ItemParamOuterClass.ItemParam;
 import emu.grasscutter.net.proto.MaterialInfoOuterClass.MaterialInfo;
 import emu.grasscutter.server.game.GameServer;
-import emu.grasscutter.server.packet.send.PacketAbilityChangeNotify;
-import emu.grasscutter.server.packet.send.PacketAvatarPromoteRsp;
-import emu.grasscutter.server.packet.send.PacketAvatarPropNotify;
-import emu.grasscutter.server.packet.send.PacketAvatarSkillChangeNotify;
-import emu.grasscutter.server.packet.send.PacketAvatarSkillUpgradeRsp;
-import emu.grasscutter.server.packet.send.PacketAvatarUnlockTalentNotify;
-import emu.grasscutter.server.packet.send.PacketAvatarUpgradeRsp;
-import emu.grasscutter.server.packet.send.PacketDestroyMaterialRsp;
-import emu.grasscutter.server.packet.send.PacketProudSkillChangeNotify;
-import emu.grasscutter.server.packet.send.PacketProudSkillExtraLevelNotify;
-import emu.grasscutter.server.packet.send.PacketReliquaryUpgradeRsp;
-import emu.grasscutter.server.packet.send.PacketSetEquipLockStateRsp;
-import emu.grasscutter.server.packet.send.PacketStoreItemChangeNotify;
-import emu.grasscutter.server.packet.send.PacketUnlockAvatarTalentRsp;
-import emu.grasscutter.server.packet.send.PacketWeaponAwakenRsp;
-import emu.grasscutter.server.packet.send.PacketWeaponPromoteRsp;
-import emu.grasscutter.server.packet.send.PacketWeaponUpgradeRsp;
+import emu.grasscutter.server.packet.send.*;
 import emu.grasscutter.utils.Utils;
 import it.unimi.dsi.fastutil.ints.Int2IntMap;
 import it.unimi.dsi.fastutil.ints.Int2IntOpenHashMap;
@@ -734,6 +718,7 @@ public class InventoryManager {
 		avatar.save();
 		
 		player.sendPacket(new PacketAvatarPropNotify(avatar));
+		player.sendPacket(new PacketAvatarFetterDataNotify(avatar));
 	}
 
 	public void upgradeAvatarSkill(Player player, long guid, int skillId) {
@@ -923,6 +908,7 @@ public class InventoryManager {
 				break;
 		}
 
+		// Welkin
 		if (useItem.getItemId() == 1202) {
 			player.rechargeMoonCard();
 			used = 1;

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

 package emu.grasscutter.game.player;
 
-import java.time.Instant;
-import java.util.*;
-
 import dev.morphia.annotations.*;
 import emu.grasscutter.GameConstants;
 import emu.grasscutter.Grasscutter;
-import emu.grasscutter.command.CommandHandler;
 import emu.grasscutter.data.GameData;
 import emu.grasscutter.data.def.PlayerLevelData;
 import emu.grasscutter.database.DatabaseHelper;
-import emu.grasscutter.game.avatar.AvatarProfileData;
-import emu.grasscutter.game.avatar.AvatarStorage;
 import emu.grasscutter.game.Account;
 import emu.grasscutter.game.CoopRequest;
 import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.game.avatar.AvatarProfileData;
+import emu.grasscutter.game.avatar.AvatarStorage;
 import emu.grasscutter.game.entity.EntityItem;
 import emu.grasscutter.game.entity.GameEntity;
 import emu.grasscutter.game.friends.FriendsList;
@@ -25,28 +21,30 @@ 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.ShopLimit;
 import emu.grasscutter.game.world.Scene;
 import emu.grasscutter.game.world.World;
 import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.proto.AbilityInvokeEntryOuterClass.AbilityInvokeEntry;
 import emu.grasscutter.net.proto.CombatInvokeEntryOuterClass.CombatInvokeEntry;
-import emu.grasscutter.net.proto.HeadImageOuterClass.HeadImage;
 import emu.grasscutter.net.proto.InteractTypeOuterClass.InteractType;
 import emu.grasscutter.net.proto.MpSettingTypeOuterClass.MpSettingType;
 import emu.grasscutter.net.proto.OnlinePlayerInfoOuterClass.OnlinePlayerInfo;
-import emu.grasscutter.net.proto.PlayerApplyEnterMpReasonOuterClass.PlayerApplyEnterMpReason;
 import emu.grasscutter.net.proto.PlayerApplyEnterMpResultNotifyOuterClass;
 import emu.grasscutter.net.proto.PlayerLocationInfoOuterClass.PlayerLocationInfo;
 import emu.grasscutter.net.proto.PlayerWorldLocationInfoOuterClass;
+import emu.grasscutter.net.proto.ProfilePictureOuterClass.ProfilePicture;
 import emu.grasscutter.net.proto.SocialDetailOuterClass.SocialDetail;
+import emu.grasscutter.net.proto.SocialShowAvatarInfoOuterClass;
 import emu.grasscutter.server.game.GameServer;
 import emu.grasscutter.server.game.GameSession;
 import emu.grasscutter.server.packet.send.*;
-import emu.grasscutter.utils.Position;
 import emu.grasscutter.utils.DateHelper;
+import emu.grasscutter.utils.Position;
 import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
 import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
 
+import java.time.Instant;
 import java.util.*;
 
 @Entity(value = "players", useDiscriminator = false)
@@ -84,6 +82,7 @@ public class Player {
 	private ArrayList<AvatarProfileData> shownAvatars;
 	private Set<Integer> rewardedLevels;
 	private ArrayList<Mail> mail;
+	private ArrayList<ShopLimit> shopLimit;
 
 	private int sceneId;
 	private int regionId;
@@ -95,6 +94,9 @@ public class Player {
 	private int moonCardDuration;
 	private Set<Date> moonCardGetTimes;
 
+	private List<Integer> showAvatarList;
+	private boolean showAvatars;
+
 	@Transient private boolean paused;
 	@Transient private int enterSceneToken;
 	@Transient private SceneLoadState sceneState;
@@ -141,6 +143,8 @@ public class Player {
 		this.birthday = new PlayerBirthday();
 		this.rewardedLevels = new HashSet<>();
 		this.moonCardGetTimes = new HashSet<>();
+
+		this.shopLimit = new ArrayList<>();
 	}
 
 	// On player creation
@@ -295,6 +299,15 @@ public class Player {
 		this.sendPacket(new PacketPlayerPropNotify(this, PlayerProperty.PROP_PLAYER_SCOIN));
 	}
 	
+	public int getCrystals() {
+		return this.getProperty(PlayerProperty.PROP_PLAYER_MCOIN);
+	}
+
+	public void setCrystals(int crystals) {
+		this.setProperty(PlayerProperty.PROP_PLAYER_MCOIN, crystals);
+		this.sendPacket(new PacketPlayerPropNotify(this, PlayerProperty.PROP_PLAYER_MCOIN));
+	}
+
 	private int getExpRequired(int level) {
 		PlayerLevelData levelData = GameData.getPlayerLevelDataMap().get(level);
 		return levelData != null ? levelData.getExp() : 0;
@@ -504,6 +517,22 @@ public class Player {
 		this.regionId = regionId;
 	}
 
+	public void setShowAvatars(boolean showAvatars) {
+		this.showAvatars = showAvatars;
+	}
+
+	public boolean isShowAvatars() {
+		return showAvatars;
+	}
+
+	public void setShowAvatarList(List<Integer> showAvatarList) {
+		this.showAvatarList = showAvatarList;
+	}
+
+	public List<Integer> getShowAvatarList() {
+		return showAvatarList;
+	}
+
 	public boolean inMoonCard() {
 		return moonCard;
 	}
@@ -550,11 +579,7 @@ public class Player {
 	}
 
 	public void rechargeMoonCard() {
-		LinkedList<GameItem> items = new LinkedList<GameItem>();
-		for (int i = 0; i < 300; i++) {
-			items.add(new GameItem(203));
-		} 
-		inventory.addItems(items);
+		inventory.addItem(new GameItem(203, 300));
 		if (!moonCard) {
 			moonCard = true;
 			Date now = new Date();
@@ -592,6 +617,35 @@ public class Player {
 		session.send(new PacketCardProductRewardNotify(getMoonCardRemainDays()));
 	}
 
+	public List<ShopLimit> getShopLimit() {
+		return shopLimit;
+	}
+
+	public int getGoodsLimitNum(int goodsId) {
+		for (ShopLimit sl : getShopLimit()) {
+			if (sl.getShopGoodId() == goodsId)
+				return sl.getHasBought();
+		}
+		return 0;
+	}
+
+	public void addShopLimit(int goodsId, int boughtCount) {
+		boolean found = false;
+		for (ShopLimit sl : getShopLimit()) {
+			if (sl.getShopGoodId() == goodsId){
+				sl.setHasBought(sl.getHasBought() + boughtCount);
+				found = true;
+			}
+		}
+		if (!found) {
+			ShopLimit sl = new ShopLimit();
+			sl.setShopGoodId(goodsId);
+			sl.setHasBought(boughtCount);
+			shopLimit.add(sl);
+		}
+		this.save();
+	}
+
 	public boolean inGodmode() {
 		return godmode;
 	}
@@ -714,19 +768,30 @@ public class Player {
 			return;
 		}
 
-		// Delete
-		entity.getScene().removeEntity(entity);
-
 		// Handle
 		if (entity instanceof EntityItem) {
 			// Pick item
 			EntityItem drop = (EntityItem) entity;
+			if (!drop.isShare()) // check drop owner to avoid someone picked up item in others' world
+			{
+				int dropOwner = (int)(drop.getGuid() >> 32);
+				if (dropOwner != getUid())
+					return;
+			}
+			entity.getScene().removeEntity(entity);
 			GameItem item = new GameItem(drop.getItemData(), drop.getCount());
 			// Add to inventory
 			boolean success = getInventory().addItem(item, ActionReason.SubfieldDrop);
 			if (success) {
+
+				if (!drop.isShare()) // not shared drop
 					this.sendPacket(new PacketGadgetInteractRsp(drop, InteractType.INTERACT_PICK_ITEM));
+				else
+					this.getScene().broadcastPacket(new PacketGadgetInteractRsp(drop, InteractType.INTERACT_PICK_ITEM));
 			}
+		} else {
+			// Delete directly
+			entity.getScene().removeEntity(entity);
 		}
 
 		return;
@@ -754,7 +819,7 @@ public class Player {
 				.setMpSettingType(this.getMpSetting())
 				.setNameCardId(this.getNameCardId())
 				.setSignature(this.getSignature())
-				.setAvatarId(HeadImage.newBuilder().setAvatarId(this.getHeadImage()).getAvatarId());
+				.setProfilePicture(ProfilePicture.newBuilder().setAvatarId(this.getHeadImage()));
 
 		if (this.getWorld() != null) {
 			onlineInfo.setCurPlayerNumInWorld(this.getWorld().getPlayers().indexOf(this) + 1);
@@ -787,15 +852,49 @@ public class Player {
 	}
 
 	public SocialDetail.Builder getSocialDetail() {
+		List<SocialShowAvatarInfoOuterClass.SocialShowAvatarInfo> socialShowAvatarInfoList = new ArrayList<>();
+		if (this.isOnline()) {
+			if (this.getShowAvatarList() != null) {
+				for (int avatarId : this.getShowAvatarList()) {
+					socialShowAvatarInfoList.add(
+							socialShowAvatarInfoList.size(),
+							SocialShowAvatarInfoOuterClass.SocialShowAvatarInfo.newBuilder()
+									.setAvatarId(avatarId)
+									.setLevel(getAvatars().getAvatarById(avatarId).getLevel())
+									.setCostumeId(getAvatars().getAvatarById(avatarId).getCostume())
+									.build()
+					);
+				}
+			}
+		} else {
+			List<Integer> showAvatarList = DatabaseHelper.getPlayerById(id).getShowAvatarList();
+			AvatarStorage avatars = DatabaseHelper.getPlayerById(id).getAvatars();
+			avatars.loadFromDatabase();
+			if (showAvatarList != null) {
+				for (int avatarId : showAvatarList) {
+					socialShowAvatarInfoList.add(
+							socialShowAvatarInfoList.size(),
+							SocialShowAvatarInfoOuterClass.SocialShowAvatarInfo.newBuilder()
+									.setAvatarId(avatarId)
+									.setLevel(avatars.getAvatarById(avatarId).getLevel())
+									.setCostumeId(avatars.getAvatarById(avatarId).getCostume())
+									.build()
+					);
+				}
+			}
+		}
+
 		SocialDetail.Builder social = SocialDetail.newBuilder()
 				.setUid(this.getUid())
-				.setAvatarId(HeadImage.newBuilder().setAvatarId(this.getHeadImage()).getAvatarId())
+				.setProfilePicture(ProfilePicture.newBuilder().setAvatarId(this.getHeadImage()))
 				.setNickname(this.getNickname())
 				.setSignature(this.getSignature())
 				.setLevel(this.getLevel())
 				.setBirthday(this.getBirthday().getFilledProtoWhenNotEmpty())
 				.setWorldLevel(this.getWorldLevel())
 				.setNameCardId(this.getNameCardId())
+				.setIsShowAvatar(this.isShowAvatars())
+				.addAllShowAvatarInfoList(socialShowAvatarInfoList)
 				.setFinishAchievementNum(0);
 		return social;
 	}
@@ -901,6 +1000,8 @@ public class Player {
 		session.send(new PacketPlayerStoreNotify(this));
 		session.send(new PacketAvatarDataNotify(this));
 
+		getTodayMoonCard(); // The timer works at 0:0, some users log in after that, use this method to check if they have received a reward today or not. If not, send the reward.
+
 		session.send(new PacketPlayerEnterSceneNotify(this)); // Enter game world
 		session.send(new PacketPlayerLevelRewardUpdateNotify(rewardedLevels));
 		session.send(new PacketOpenStateUpdateNotify());

src/main/java/emu/grasscutter/game/shop/ShopInfo.java

 package emu.grasscutter.game.shop;
 
+import emu.grasscutter.data.common.ItemParamData;
+
+import java.util.ArrayList;
+import java.util.List;
+
 public class ShopInfo {
+    private int goodsId = 0;
+    private ItemParamData goodsItem;
+    private int scoin = 0;
+    private List<ItemParamData> costItemList;
+    private int boughtNum = 0;
+    private int buyLimit = 0;
+    private int beginTime = 0;
+    private int endTime = 1924992000;
+    private int nextRefreshTime = 1924992000;
+    private int minLevel = 0;
+    private int maxLevel = 61;
+    private List<Integer> preGoodsIdList = new ArrayList<>();
+    private int mcoin = 0;
+    private int hcoin = 0;
+    private int disableType = 0;
+    private int secondarySheetId = 0;
+
+    public int getHcoin() {
+        return hcoin;
+    }
+
+    public void setHcoin(int hcoin) {
+        this.hcoin = hcoin;
+    }
+
+    public List<Integer> getPreGoodsIdList() {
+        return preGoodsIdList;
+    }
+
+    public void setPreGoodsIdList(List<Integer> preGoodsIdList) {
+        this.preGoodsIdList = preGoodsIdList;
+    }
+
+    public int getMcoin() {
+        return mcoin;
+    }
+
+    public void setMcoin(int mcoin) {
+        this.mcoin = mcoin;
+    }
+
+    public int getDisableType() {
+        return disableType;
+    }
+
+    public void setDisableType(int disableType) {
+        this.disableType = disableType;
+    }
+
+    public int getSecondarySheetId() {
+        return secondarySheetId;
+    }
+
+    public void setSecondarySheetId(int secondarySheetId) {
+        this.secondarySheetId = secondarySheetId;
+    }
+
+    public int getGoodsId() {
+        return goodsId;
+    }
+
+    public void setGoodsId(int goodsId) {
+        this.goodsId = goodsId;
+    }
+
+    public ItemParamData getGoodsItem() {
+        return goodsItem;
+    }
+
+    public void setGoodsItem(ItemParamData goodsItem) {
+        this.goodsItem = goodsItem;
+    }
+
+    public int getScoin() {
+        return scoin;
+    }
+
+    public void setScoin(int scoin) {
+        this.scoin = scoin;
+    }
+
+    public List<ItemParamData> getCostItemList() {
+        return costItemList;
+    }
+
+    public void setCostItemList(List<ItemParamData> costItemList) {
+        this.costItemList = costItemList;
+    }
+
+    public int getBoughtNum() {
+        return boughtNum;
+    }
+
+    public void setBoughtNum(int boughtNum) {
+        this.boughtNum = boughtNum;
+    }
+
+    public int getBuyLimit() {
+        return buyLimit;
+    }
+
+    public void setBuyLimit(int buyLimit) {
+        this.buyLimit = buyLimit;
+    }
+
+    public int getBeginTime() {
+        return beginTime;
+    }
+
+    public void setBeginTime(int beginTime) {
+        this.beginTime = beginTime;
+    }
+
+    public int getEndTime() {
+        return endTime;
+    }
+
+    public void setEndTime(int endTime) {
+        this.endTime = endTime;
+    }
+
+    public int getNextRefreshTime() {
+        return nextRefreshTime;
+    }
+
+    public void setNextRefreshTime(int nextRefreshTime) {
+        this.nextRefreshTime = nextRefreshTime;
+    }
+
+    public int getMinLevel() {
+        return minLevel;
+    }
+
+    public void setMinLevel(int minLevel) {
+        this.minLevel = minLevel;
+    }
+
+    public int getMaxLevel() {
+        return maxLevel;
+    }
 
+    public void setMaxLevel(int maxLevel) {
+        this.maxLevel = maxLevel;
+    }
 }

src/main/java/emu/grasscutter/game/shop/ShopLimit.java

+package emu.grasscutter.game.shop;
+
+import dev.morphia.annotations.Entity;
+
+@Entity
+public class ShopLimit {
+    public int getShopGoodId() {
+        return shopGoodId;
+    }
+
+    public void setShopGoodId(int shopGoodId) {
+        this.shopGoodId = shopGoodId;
+    }
+
+    public int getHasBought() {
+        return hasBought;
+    }
+
+    public void setHasBought(int hasBought) {
+        this.hasBought = hasBought;
+    }
+
+    private int shopGoodId;
+    private int hasBought;
+}

src/main/java/emu/grasscutter/game/shop/ShopManager.java

 package emu.grasscutter.game.shop;
 
+import com.google.gson.reflect.TypeToken;
+import emu.grasscutter.Grasscutter;
 import emu.grasscutter.server.game.GameServer;
+import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
+import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
+
+import java.io.FileReader;
+import java.util.Collection;
+import java.util.List;
 
 public class ShopManager {
 	private final GameServer server;
 
+	public Int2ObjectMap<List<ShopInfo>> getShopData() {
+		return shopData;
+	}
+
+	private final Int2ObjectMap<List<ShopInfo>> shopData;
+
 	public ShopManager(GameServer server) {
 		this.server = server;
+		this.shopData = new Int2ObjectOpenHashMap<>();
+		this.load();
+	}
+
+	public synchronized void load() {
+		try (FileReader fileReader = new FileReader(Grasscutter.getConfig().DATA_FOLDER + "Shop.json")) {
+			getShopData().clear();
+			List<ShopTable> banners = Grasscutter.getGsonFactory().fromJson(fileReader, TypeToken.getParameterized(Collection.class, ShopTable.class).getType());
+			if(banners.size() > 0) {
+				for (ShopTable shopTable : banners) {
+					getShopData().put(shopTable.getShopId(), shopTable.getItems());
+				}
+				Grasscutter.getLogger().info("Shop data successfully loaded.");
+			} else {
+				Grasscutter.getLogger().error("Unable to load shop data. Shop data size is 0.");
+			}
+		} catch (Exception e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
 	}
 
 	public GameServer getServer() {

src/main/java/emu/grasscutter/game/shop/ShopTable.java

+package emu.grasscutter.game.shop;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ShopTable {
+    private int shopId;
+    private List<ShopInfo> items = new ArrayList<>();
+
+    public int getShopId() {
+        return shopId;
+    }
+
+    public void setShopId(int shopId) {
+        this.shopId = shopId;
+    }
+
+    public List<ShopInfo> getItems() {
+        return items;
+    }
+
+    public void setItems(List<ShopInfo> items) {
+        this.items = items;
+    }
+}

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

 package emu.grasscutter.game.world;
 
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Set;
-
-import org.danilopianini.util.SpatialIndex;
-
 import emu.grasscutter.Grasscutter;
 import emu.grasscutter.data.GameData;
 import emu.grasscutter.data.GameDepot;
-import emu.grasscutter.data.GameResource;
 import emu.grasscutter.data.def.MonsterData;
 import emu.grasscutter.data.def.SceneData;
 import emu.grasscutter.data.def.WorldLevelData;
-import emu.grasscutter.game.entity.EntityAvatar;
-import emu.grasscutter.game.entity.EntityClientGadget;
-import emu.grasscutter.game.entity.EntityGadget;
-import emu.grasscutter.game.entity.EntityMonster;
-import emu.grasscutter.game.entity.GameEntity;
+import emu.grasscutter.game.entity.*;
 import emu.grasscutter.game.player.Player;
 import emu.grasscutter.game.player.TeamInfo;
 import emu.grasscutter.game.props.ClimateType;
@@ -37,10 +21,12 @@ import emu.grasscutter.server.packet.send.PacketEntityFightPropUpdateNotify;
 import emu.grasscutter.server.packet.send.PacketLifeStateChangeNotify;
 import emu.grasscutter.server.packet.send.PacketSceneEntityAppearNotify;
 import emu.grasscutter.server.packet.send.PacketSceneEntityDisappearNotify;
-import emu.grasscutter.utils.Utils;
 import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
 import it.unimi.dsi.fastutil.ints.Int2ObjectMaps;
 import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
+import org.danilopianini.util.SpatialIndex;
+
+import java.util.*;
 
 public class Scene {
 	private final World world;
@@ -229,6 +215,11 @@ public class Scene {
 		this.broadcastPacket(new PacketSceneEntityAppearNotify(entity));
 	}
 
+	public synchronized void addEntityToSingleClient(Player player, GameEntity entity) {
+		this.addEntityDirectly(entity);
+		player.sendPacket(new PacketSceneEntityAppearNotify(entity));
+	}
+	
 	public synchronized void addEntities(Collection<GameEntity> entities) {
 		for (GameEntity entity : entities) {
 			this.addEntityDirectly(entity);
@@ -310,6 +301,12 @@ public class Scene {
 	public void killEntity(GameEntity target, int attackerId) {
 		// Packet
 		this.broadcastPacket(new PacketLifeStateChangeNotify(attackerId, target, LifeState.LIFE_DEAD));
+
+		// Reward drop
+		if (target instanceof EntityMonster) {
+			Grasscutter.getGameServer().getDropManager().callDrop((EntityMonster) target);
+		}
+
 		this.removeEntity(target);
 		
 		// Death event

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/dispatch/DispatchServer.java

@@ -339,6 +339,10 @@ public final class DispatchServer {
 					// added.
 					account = DatabaseHelper.createAccountWithId(requestData.account, 0);
 
+					for (String permission : Grasscutter.getConfig().getDispatchOptions().defaultPermissions) {
+						account.addPermission(permission);
+					}
+
 					if (account != null) {
 						responseData.message = "OK";
 						responseData.data.account.uid = account.getId();

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

 package emu.grasscutter.server.game;
 
-import java.net.InetSocketAddress;
-import java.time.OffsetDateTime;
-import java.util.*;
-import java.util.concurrent.ConcurrentHashMap;
-
 import emu.grasscutter.GameConstants;
 import emu.grasscutter.Grasscutter;
 import emu.grasscutter.command.CommandMap;
 import emu.grasscutter.database.DatabaseHelper;
 import emu.grasscutter.game.Account;
+import emu.grasscutter.game.drop.DropManager;
 import emu.grasscutter.game.dungeons.DungeonManager;
 import emu.grasscutter.game.gacha.GachaManager;
 import emu.grasscutter.game.managers.ChatManager;
@@ -27,6 +23,11 @@ import emu.grasscutter.server.event.internal.ServerStartEvent;
 import emu.grasscutter.server.event.internal.ServerStopEvent;
 import emu.grasscutter.task.TaskMap;
 
+import java.net.InetSocketAddress;
+import java.time.OffsetDateTime;
+import java.util.*;
+import java.util.concurrent.ConcurrentHashMap;
+
 public final class GameServer extends KcpServer {
 	private final InetSocketAddress address;
 	private final GameServerPacketHandler packetHandler;
@@ -42,6 +43,7 @@ public final class GameServer extends KcpServer {
 	private final DungeonManager dungeonManager;
 	private final CommandMap commandMap;
 	private final TaskMap taskMap;
+	private final DropManager dropManager;
 	
 	public GameServer(InetSocketAddress address) {
 		super(address);
@@ -60,6 +62,7 @@ public final class GameServer extends KcpServer {
 		this.dungeonManager = new DungeonManager(this);
 		this.commandMap = new CommandMap(true);
 		this.taskMap = new TaskMap(true);
+		this.dropManager = new DropManager(this);
 		
 		// Schedule game loop.
 		Timer gameLoop = new Timer();
@@ -110,6 +113,10 @@ public final class GameServer extends KcpServer {
 		return multiplayerManager;
 	}
 
+	public DropManager getDropManager() {
+		return dropManager;
+	}
+	
 	public DungeonManager getDungeonManager() {
 		return dungeonManager;
 	}
@@ -182,6 +189,10 @@ public final class GameServer extends KcpServer {
 			world.onTick();
 		}
 		
+		for (Player player : this.getPlayers().values()) {
+			player.onTick();
+		}
+  
 		ServerTickEvent event = new ServerTickEvent(); event.call();
 	}
 	
@@ -196,6 +207,7 @@ public final class GameServer extends KcpServer {
 
 	@Override
 	public void onStartFinish() {
+		Grasscutter.getLogger().info("Grasscutter is FREE software. If you have paid for this, you may have been scammed. Homepage: https://github.com/Grasscutters/Grasscutter");
 		Grasscutter.getLogger().info("Game Server started on port " + address.getPort());
 		ServerStartEvent event = new ServerStartEvent(ServerEvent.Type.GAME, OffsetDateTime.now()); event.call();
 	}

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

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

src/main/java/emu/grasscutter/server/packet/recv/HandlerGetShopReq.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.GetShopReqOuterClass.GetShopReq;
-import emu.grasscutter.net.packet.PacketHandler;
 import emu.grasscutter.server.game.GameSession;
 import emu.grasscutter.server.packet.send.PacketGetShopRsp;
 
@@ -13,7 +13,6 @@ public class HandlerGetShopReq extends PacketHandler {
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
 		GetShopReq req = GetShopReq.parseFrom(payload);
 
-		// TODO
-		session.send(new PacketGetShopRsp(req.getShopType()));
+		session.send(new PacketGetShopRsp(session.getPlayer(), req.getShopType()));
 	}
 }

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

+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.Grasscutter;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.UpdatePlayerShowAvatarListReqOuterClass;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketUpdatePlayerShowAvatarListRsp;
+
+@Opcodes(PacketOpcodes.UpdatePlayerShowAvatarListReq)
+public class HandlerUpdatePlayerShowAvatarListReq extends PacketHandler {
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        UpdatePlayerShowAvatarListReqOuterClass.UpdatePlayerShowAvatarListReq req = UpdatePlayerShowAvatarListReqOuterClass.UpdatePlayerShowAvatarListReq.parseFrom(payload);
+
+        session.getPlayer().setShowAvatars(req.getIsShowAvatar());
+        session.getPlayer().setShowAvatarList(req.getShowAvatarIdListList());
+
+        session.send(new PacketUpdatePlayerShowAvatarListRsp(req.getIsShowAvatar(), req.getShowAvatarIdListList()));
+    }
+}

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()));
+	}
+}