implement shopMail giftPackage function

Co-authored-by: Kinesis <CCasusensa@users.noreply.github.com>

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

@@ -62,6 +62,7 @@ public class GameData {
 	private static final Int2ObjectMap<FetterData> fetterDataMap = new Int2ObjectOpenHashMap<>();
 	private static final Int2ObjectMap<FetterCharacterCardData> fetterCharacterCardDataMap = new Int2ObjectOpenHashMap<>();
 	private static final Int2ObjectMap<RewardData> rewardDataMap = new Int2ObjectOpenHashMap<>();
+	private static final Int2ObjectMap<RewardBoxData> rewardBoxDataMap = new Int2ObjectOpenHashMap<>();
 	private static final Int2ObjectMap<WorldLevelData> worldLevelDataMap = new Int2ObjectOpenHashMap<>();
 	private static final Int2ObjectMap<DailyDungeonData> dailyDungeonDataMap = new Int2ObjectOpenHashMap<>();
 	private static final Int2ObjectMap<DungeonData> dungeonDataMap = new Int2ObjectOpenHashMap<>();
@@ -263,6 +264,10 @@ public class GameData {
 		return rewardDataMap;
 	}
 
+	public static Int2ObjectMap<RewardBoxData> getRewardBoxDataMap() {
+		return rewardBoxDataMap;
+	}
+
 	public static Map<Integer, List<Integer>> getFetterDataEntries() {
 		if (fetters.isEmpty()) {
 			fetterDataMap.forEach((k, v) -> {

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

@@ -0,0 +1,22 @@
+package emu.grasscutter.data.common;
+
+public class RewardBoxItemData {
+    private int Id;
+    private String Count;
+
+    public int getItemId() {
+        return Id;
+    }
+
+    public void setItemId(int itemId) {
+        Id = itemId;
+    }
+
+    public String getItemCount() {
+        return Count;
+    }
+
+    public void setItemCount(String itemCount) {
+        Count = itemCount;
+    }
+}

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

@@ -0,0 +1,27 @@
+package emu.grasscutter.data.def;
+
+import java.util.List;
+
+import emu.grasscutter.data.GameResource;
+import emu.grasscutter.data.ResourceType;
+import emu.grasscutter.data.common.RewardBoxItemData;
+
+@ResourceType(name = "RewardPreviewExcelConfigData.json")
+public class RewardBoxData extends GameResource {
+    public int Id;
+    public List<RewardBoxItemData> PreviewItems;
+
+    @Override
+    public int getId() {
+        return Id;
+    }
+
+    public List<RewardBoxItemData> getRewardBoxItemList() {
+        return PreviewItems;
+    }
+
+    @Override
+    public void onLoad() {
+
+    }
+}

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

@@ -30,6 +30,7 @@ public class ShopGoodsData extends GameResource {
     private transient ShopInfo.ShopRefreshType RefreshTypeEnum;
     
     private int RefreshParam;
+    private int ShowId;
 
     @Override
     public void onLoad() {
@@ -105,4 +106,8 @@ public class ShopGoodsData extends GameResource {
     public int getRefreshParam() {
         return RefreshParam;
     }
+
+    public int getShowId() {
+        return ShowId;
+    }
 }

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

@@ -59,6 +59,9 @@ public class GameItem {
 	private int mainPropId;
 	private List<Integer> appendPropIdList;
 
+	// shopMailBox
+	private int rewardBoxId;
+	
 	private int equipCharacter;
 	@Transient private int weaponEntityId;
 	
@@ -90,7 +93,7 @@ public class GameItem {
 
 		// Equip data
 		if (getItemType() == ItemType.ITEM_WEAPON) {
-			this.level = this.count > 1 ? this.count : 1;
+			this.level = Math.max(this.count, 1);
 			this.affixes = new ArrayList<>(2);
 			if (getItemData().getSkillAffix() != null) {
 				for (int skillAffix : getItemData().getSkillAffix()) {
@@ -248,6 +251,14 @@ public class GameItem {
 		this.mainPropId = mainPropId;
 	}
 
+	public int getRewardBoxId() {
+		return rewardBoxId;
+	}
+
+	public void setRewardBoxId(int rewardBoxId) {
+		this.rewardBoxId = rewardBoxId;
+	}
+
 	public List<Integer> getAppendPropIdList() {
 		return appendPropIdList;
 	}

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

@@ -7,11 +7,13 @@ import java.util.stream.Collectors;
 
 import emu.grasscutter.data.GameData;
 import emu.grasscutter.data.common.ItemParamData;
+import emu.grasscutter.data.common.RewardBoxItemData;
 import emu.grasscutter.data.custom.OpenConfigEntry;
 import emu.grasscutter.data.custom.OpenConfigEntry.SkillPointModifier;
 import emu.grasscutter.data.def.AvatarPromoteData;
 import emu.grasscutter.data.def.AvatarSkillData;
 import emu.grasscutter.data.def.AvatarSkillDepotData;
+import emu.grasscutter.data.def.RewardBoxData;
 import emu.grasscutter.data.def.WeaponPromoteData;
 import emu.grasscutter.data.def.AvatarSkillDepotData.InherentProudSkillOpens;
 import emu.grasscutter.data.def.AvatarTalentData;
@@ -21,6 +23,7 @@ import emu.grasscutter.game.inventory.GameItem;
 import emu.grasscutter.game.inventory.ItemType;
 import emu.grasscutter.game.inventory.MaterialType;
 import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.props.ActionReason;
 import emu.grasscutter.net.proto.ItemParamOuterClass.ItemParam;
 import emu.grasscutter.net.proto.MaterialInfoOuterClass.MaterialInfo;
 import emu.grasscutter.server.game.GameServer;
@@ -897,6 +900,26 @@ public class InventoryManager {
 		player.sendPacket(new PacketDestroyMaterialRsp(returnMaterialMap));
 	}
 
+	private boolean handleRewardBox(Player player, GameItem useItem) {
+		List<RewardBoxData> rewardBoxDataList = GameData.getRewardBoxDataMap().values().stream().filter(x -> x.getId() == useItem.getRewardBoxId()).collect(Collectors.toList());
+		if (rewardBoxDataList.isEmpty()) {
+			return false;
+		}
+		List<GameItem> rewardItemList = new ArrayList<>();
+		for (RewardBoxItemData itemData : rewardBoxDataList.get(0).getRewardBoxItemList()) {
+			if (itemData.getItemId() == 0) {
+				continue;
+			}
+			String[] split = itemData.getItemCount().split(";");
+			int itemCount = Integer.parseInt(split[(int) (Math.random()* split.length)]);
+			rewardItemList.add(new GameItem(itemData.getItemId(), itemCount));
+		}
+		if (!rewardItemList.isEmpty()) {
+			player.getInventory().addItems(rewardItemList, ActionReason.Shop);
+		}
+		return true;
+	}
+
 	public GameItem useItem(Player player, long targetGuid, long itemGuid, int count) {
 		Avatar target = player.getAvatars().getAvatarByGuid(targetGuid);
 		GameItem useItem = player.getInventory().getItemByGuid(itemGuid);
@@ -918,6 +941,11 @@ public class InventoryManager {
 					used = player.getTeamManager().reviveAvatar(target) ? 1 : 0;
 				}
 				break;
+			case MATERIAL_CHEST:
+				if (useItem.getRewardBoxId() > 0) {
+					used = handleRewardBox(player, useItem) ? 1 : 0;
+				}
+				break;
 			default:
 				break;
 		}

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

@@ -13,6 +13,7 @@ public class ShopInfo {
     private List<ItemParamData> costItemList;
     private int boughtNum = 0;
     private int buyLimit = 0;
+    private int showId = 0;
     private int beginTime = 0;
     private int endTime = 1924992000;
     private int minLevel = 0;
@@ -51,6 +52,7 @@ public class ShopInfo {
         this.mcoin = sgd.getCostMcoin();
         this.hcoin = sgd.getCostHcoin();
         this.buyLimit = sgd.getBuyLimit();
+        this.showId = sgd.getShowId();
 
         this.minLevel = sgd.getMinPlayerLevel();
         this.maxLevel = sgd.getMaxPlayerLevel();
@@ -180,6 +182,14 @@ public class ShopInfo {
         this.maxLevel = maxLevel;
     }
 
+    public int getShowId() {
+        return showId;
+    }
+
+    public void setShowId(int showId) {
+        this.showId = showId;
+    }
+
     public ShopRefreshType getShopRefreshType() {
         if (refreshType == null)
             return ShopRefreshType.NONE;

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

@@ -4,7 +4,6 @@ import emu.grasscutter.data.GameData;
 import emu.grasscutter.data.common.ItemParamData;
 import emu.grasscutter.game.inventory.GameItem;
 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.shop.ShopManager;
@@ -19,7 +18,6 @@ import emu.grasscutter.server.packet.send.PacketBuyGoodsRsp;
 import emu.grasscutter.server.packet.send.PacketStoreItemChangeNotify;
 import emu.grasscutter.utils.Utils;
 
-import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Optional;
@@ -92,6 +90,9 @@ public class HandlerBuyGoodsReq extends PacketHandler {
             session.getPlayer().addShopLimit(sg.getGoodsId(), buyGoodsReq.getBoughtNum(), ShopManager.getShopNextRefreshTime(sg));
             GameItem item = new GameItem(GameData.getItemDataMap().get(sg.getGoodsItem().getId()));
             item.setCount(buyGoodsReq.getBoughtNum() * sg.getGoodsItem().getCount());
+            if (sg.getShowId() > 0) {
+                item.setRewardBoxId(sg.getShowId());
+            }
             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().getGoodsLimit(sg.getGoodsId()).getHasBoughtInPeriod(), buyGoodsReq.getGoodsListList().stream().filter(x -> x.getGoodsId() == goodsId).findFirst().get()));
         }