Update version.txt

Accounts created using methods other than email address login will no longer be accessible.
(This is a necessary step when implementing multiplayer in the future.)

Common/Configuration/ConfigContainer.cs

@@ -9,6 +9,7 @@ public class ConfigContainer
     public PathConfig Path { get; set; } = new();
     public ServerOption ServerOption { get; set; } = new();
     public ProxyOptions Proxy { get; set; } = new();
+    public LoaderOptions Loader { get; set; } = new();
 }
 
 public class HttpServerConfig
@@ -86,10 +87,13 @@ public class ServerProfile
 public class ProxyOptions
 {
     public bool Enabled { get; set; } = true;
-    public int Port { get; set; } = 8888;
+    public int Port { get; set; } = 18888;
-    public int ServerHttpPort { get; set; } = 21500;
+}
-    public bool InstallRootCertificate { get; set; } = true;
+
-    public bool ManageSystemProxy { get; set; } = true;
+public class LoaderOptions
-    public bool RestoreSystemProxyOnStop { get; set; } = true;
+{
-    public string ProxyOverride { get; set; } = "localhost;127.*;10.*;192.168.*;<local>";
+    public string GamePath { get; set; } = "";
+    public string[] PatchPaths { get; set; } = [@"Patch\MikuSB-Patch.dll"];
+    public string[] Arguments { get; set; } = ["-FeatureLevelES31", "-channelid=seasun", "-NoSplash"];
+    public bool SetAllProxy { get; set; } = true;
 }

Common/Data/Excel/BossPvpBossChallengeExcel.cs

@@ -0,0 +1,32 @@
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+using System.Globalization;
+
+namespace MikuSB.Data.Excel;
+
+[ResourceEntity("challenge/bosspvp/boss_challenge.json")]
+public class BossPvpBossChallengeExcel : ExcelResource
+{
+    public uint ID { get; set; }
+    public string StartTime { get; set; } = "";
+    public string EndTime { get; set; } = "";
+    public List<uint> tbTaskID { get; set; } = [];
+
+    [JsonExtensionData] public IDictionary<string, JToken> ExtraData { get; set; } = new Dictionary<string, JToken>();
+
+    [JsonIgnore] public List<uint> BossIds { get; private set; } = [];
+
+    public override uint GetId() => ID;
+
+    public override void Loaded()
+    {
+        BossIds = ExtraData
+            .Where(x => x.Key.StartsWith("Boss", StringComparison.Ordinal) && int.TryParse(x.Key[4..], out _))
+            .OrderBy(x => int.Parse(x.Key[4..], CultureInfo.InvariantCulture))
+            .Select(x => x.Value.Type == JTokenType.Integer ? x.Value.Value<uint>() : 0u)
+            .Where(x => x > 0)
+            .ToList();
+
+        GameData.BossPvpBossChallengeData[ID] = this;
+    }
+}

Common/Data/Excel/BossPvpBossExcel.cs

@@ -0,0 +1,17 @@
+namespace MikuSB.Data.Excel;
+
+[ResourceEntity("challenge/bosspvp/boss.json")]
+public class BossPvpBossExcel : ExcelResource
+{
+    public uint ID { get; set; }
+    public uint LevelID { get; set; }
+    public uint BossID { get; set; }
+    public List<List<int>> BossLevel { get; set; } = [];
+
+    public override uint GetId() => ID;
+
+    public override void Loaded()
+    {
+        GameData.BossPvpBossData[ID] = this;
+    }
+}

Common/Data/Excel/BossPvpNumExcel.cs

@@ -0,0 +1,15 @@
+namespace MikuSB.Data.Excel;
+
+[ResourceEntity("challenge/bosspvp/num.json")]
+public class BossPvpNumExcel : ExcelResource
+{
+    public uint Week { get; set; }
+    public uint Num { get; set; }
+
+    public override uint GetId() => Week;
+
+    public override void Loaded()
+    {
+        GameData.BossPvpNumData[Week] = this;
+    }
+}

Common/Data/Excel/DormGiftExcel.cs

@@ -0,0 +1,21 @@
+namespace MikuSB.Data.Excel;
+
+[ResourceEntity("item/templates/dorm_gift.json")]
+public class DormGiftExcel : ExcelResource
+{
+    public uint Genre { get; set; }
+    public uint Detail { get; set; }
+    public uint Particular { get; set; }
+    public uint Level { get; set; }
+    public string I18n { get; set; } = "";
+
+    public override uint GetId()
+    {
+        return (Genre << 24) | (Detail << 16) | (Particular << 8) | Level;
+    }
+
+    public override void Loaded()
+    {
+        GameData.DormGiftData.Add(GetId(), this);
+    }
+}

Common/Data/Excel/GachaExcel.cs

@@ -0,0 +1,46 @@
+using MikuSB.Util;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+
+namespace MikuSB.Data.Excel;
+
+[ResourceEntity("gacha/gacha.json")]
+public class GachaExcel : ExcelResource
+{
+    public uint ID { get; set; }
+    public List<string>? Pool { get; set; }
+    public uint Probability { get; set; }
+    public uint ProbabilityTen { get; set; }
+    public JToken? ProtectNum { get; set; }
+    public JToken? UpNum { get; set; }
+    public uint? ProtectTag { get; set; }
+    public uint? ProtectType { get; set; }
+    public JToken? ProtectCount { get; set; }
+    public uint? UpSelect { get; set; }
+
+    public override uint GetId() => ID;
+    public override void Loaded() => GameData.GachaData[ID] = this;
+
+    public override void AfterAllDone()
+    {
+        foreach (var poolName in Pool ?? [])
+        {
+            if (GameData.GachaPoolData.ContainsKey(poolName)) continue;
+            var path = ConfigManager.Config.Path.ResourcePath + "/gacha/pool/" + poolName + ".json";
+            if (!File.Exists(path)) continue;
+            var json = File.ReadAllText(path);
+            var items = JsonConvert.DeserializeObject<List<GachaPoolItem>>(json) ?? [];
+            GameData.GachaPoolData[poolName] = items;
+        }
+    }
+}
+
+public class GachaPoolItem
+{
+    public int ID { get; set; }
+    public int Rarity { get; set; }
+    public List<uint> GDPL { get; set; } = [];
+    public int Weight { get; set; }
+    public int? UPTag { get; set; }
+    public int? UPSelectTag { get; set; }
+}

Common/Data/Excel/GachaProbabilityExcel.cs

@@ -0,0 +1,18 @@
+namespace MikuSB.Data.Excel;
+
+[ResourceEntity("gacha/probability.json")]
+public class GachaProbabilityExcel : ExcelResource
+{
+    public uint ID { get; set; }
+    public int Rarity1 { get; set; }
+    public int Rarity2 { get; set; }
+    public int Rarity3 { get; set; }
+    public int Rarity4 { get; set; }
+    public int Rarity5 { get; set; }
+    public int Rarity6 { get; set; }
+
+    public int[] Weights => [Rarity1, Rarity2, Rarity3, Rarity4, Rarity5, Rarity6];
+
+    public override uint GetId() => ID;
+    public override void Loaded() => GameData.GachaProbabilityData[ID] = this;
+}

Common/Data/Excel/HouseFurniturePosData.cs

@@ -0,0 +1,18 @@
+namespace MikuSB.Data.Excel;
+
+[ResourceEntity("house/FurniturePos.json")]
+public class HouseFurniturePosExcel : ExcelResource
+{
+    public uint AreaId { get; set; }
+    public uint GroupId { get; set; }
+
+    public override uint GetId()
+    {
+        return (AreaId << 48) | (GroupId << 32);
+    }
+
+    public override void Loaded()
+    {
+        GameData.HouseFurniturePosData.TryAdd(GetId(), this);
+    }
+}

Common/Data/Excel/RoleLevelExcel.cs

@@ -0,0 +1,14 @@
+namespace MikuSB.Data.Excel;
+
+[ResourceEntity("challenge/role/level.json")]
+public class RoleLevelExcel : ExcelResource
+{
+    public uint ID { get; set; }
+
+    public override uint GetId() => ID;
+
+    public override void Loaded()
+    {
+        GameData.RoleLevelData[ID] = this;
+    }
+}

Common/Data/Excel/SupportAffixExcel.cs

@@ -0,0 +1,27 @@
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+
+namespace MikuSB.Data.Excel;
+
+[ResourceEntity("item/support/affix.json")]
+public class SupportAffixExcel : ExcelResource
+{
+    [JsonProperty("ID")] public int Id { get; set; }
+    [JsonExtensionData] public IDictionary<string, JToken> ExtraData { get; set; } = new Dictionary<string, JToken>();
+
+    public int TierCount =>
+        ExtraData
+            .Where(x => x.Key != "ID" && x.Key != "Sift" && x.Key != "Comment")
+            .Select(x => x.Value)
+            .OfType<JObject>()
+            .Select(x => x.Count)
+            .DefaultIfEmpty(0)
+            .Max();
+
+    public override uint GetId() => (uint)Id;
+
+    public override void Loaded()
+    {
+        GameData.SupportAffixData[Id] = this;
+    }
+}

Common/Data/Excel/SupportAffixPoolExcel.cs

@@ -0,0 +1,35 @@
+using Newtonsoft.Json;
+
+namespace MikuSB.Data.Excel;
+
+[ResourceEntity("item/support/affix_pool.json")]
+public class SupportAffixPoolExcel : ExcelResource
+{
+    [JsonProperty("ID")] public int Id { get; set; }
+    public List<int> AffixGroup1 { get; set; } = [];
+    public int Weight1 { get; set; }
+    public List<int> AffixGroup2 { get; set; } = [];
+    public int Weight2 { get; set; }
+    public List<int> AffixGroup3 { get; set; } = [];
+    public int Weight3 { get; set; }
+    public List<int> AffixGroup4 { get; set; } = [];
+    public int Weight4 { get; set; }
+
+    public IEnumerable<(IReadOnlyList<int> Affixs, int Weight)> Groups
+    {
+        get
+        {
+            if (AffixGroup1.Count > 0 && Weight1 > 0) yield return (AffixGroup1, Weight1);
+            if (AffixGroup2.Count > 0 && Weight2 > 0) yield return (AffixGroup2, Weight2);
+            if (AffixGroup3.Count > 0 && Weight3 > 0) yield return (AffixGroup3, Weight3);
+            if (AffixGroup4.Count > 0 && Weight4 > 0) yield return (AffixGroup4, Weight4);
+        }
+    }
+
+    public override uint GetId() => (uint)Id;
+
+    public override void Loaded()
+    {
+        GameData.SupportAffixPoolData[Id] = this;
+    }
+}

Common/Data/Excel/SupportCardExcel.cs

@@ -1,4 +1,5 @@
-using Newtonsoft.Json;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
 
 namespace MikuSB.Data.Excel;
 
@@ -11,7 +12,12 @@ public class SupportCardExcel : ExcelResource
     public uint Level { get; set; }
     public uint Icon { get; set; }
     public uint ProvideExp { get; set; }
+    public uint Color { get; set; }
     [JsonProperty("LevelLimitID")] public int LevelLimitId { get; set; }
+    [JsonProperty("AffixPool")] public List<int> AffixPool { get; set; } = [];
+    [JsonProperty("AffixCost")] public JToken? AffixCostRaw { get; set; }
+    [JsonProperty("InitialAffixCost")] public JToken? InitialAffixCostRaw { get; set; }
+    [JsonProperty("FixedAffixCost")] public JToken? FixedAffixCostRaw { get; set; }
 
     public uint MaxLevel => LevelLimitId switch
     {
@@ -21,6 +27,19 @@ public class SupportCardExcel : ExcelResource
         _ => 10
     };
 
+    public int InitialAffixCount => Color >= 5 ? 2 : 1;
+
+    public int TotalAffixCount => Color >= 5 ? 3 : 2;
+
+    [JsonIgnore]
+    public IReadOnlyList<uint> AffixCost => ParseFlatCost(AffixCostRaw);
+
+    [JsonIgnore]
+    public IReadOnlyList<IReadOnlyList<uint>> InitialAffixCost => ParseNestedCost(InitialAffixCostRaw);
+
+    [JsonIgnore]
+    public IReadOnlyList<uint> FixedAffixCost => ParseFlatCost(FixedAffixCostRaw);
+
     public ulong TemplateId => GameResourceTemplateId.FromGdpl(Genre, Detail, Particular, Level);
 
     public override uint GetId() => Icon;
@@ -29,4 +48,23 @@ public class SupportCardExcel : ExcelResource
     {
         GameData.SupportCardData.Add(this);
     }
+
+    private static IReadOnlyList<uint> ParseFlatCost(JToken? token)
+    {
+        if (token is not JArray array)
+            return [];
+
+        return array.Select(x => x.Value<uint>()).ToArray();
+    }
+
+    private static IReadOnlyList<IReadOnlyList<uint>> ParseNestedCost(JToken? token)
+    {
+        if (token is not JArray outer)
+            return [];
+
+        var result = new List<IReadOnlyList<uint>>();
+        foreach (var entry in outer.OfType<JArray>())
+            result.Add(entry.Select(x => x.Value<uint>()).ToArray());
+        return result;
+    }
 }

Common/Data/Excel/SupportFixedExcel.cs

@@ -0,0 +1,18 @@
+using Newtonsoft.Json;
+
+namespace MikuSB.Data.Excel;
+
+[ResourceEntity("item/support/fixed.json")]
+public class SupportFixedExcel : ExcelResource
+{
+    [JsonProperty("ID")] public int Id { get; set; }
+    public int Num { get; set; }
+    public List<uint> Item { get; set; } = [];
+
+    public override uint GetId() => (uint)Id;
+
+    public override void Loaded()
+    {
+        GameData.SupportFixedData[Id] = this;
+    }
+}

Common/Data/GameData.cs

@@ -13,6 +13,7 @@ public static class GameData
     public static Dictionary<int, BreakLevelLimitExcel> BreakLevelLimitData { get; private set; } = [];
     public static Dictionary<int, RecycleExcel> RecycleData { get; private set; } = [];
     public static Dictionary<uint, ChapterLevelExcel> ChapterLevelData { get; private set; } = [];
+    public static Dictionary<uint, RoleLevelExcel> RoleLevelData { get; private set; } = [];
     public static Dictionary<uint, ArItemExcel> ArItemData { get; private set; } = [];
     public static Dictionary<uint, ManifestationExcel> ManifestationData { get; private set; } = [];
     public static Dictionary<uint, Rogue3DDifficultExcel> Rogue3DDifficultData { get; private set; } = [];
@@ -23,13 +24,24 @@ public static class GameData
     public static Dictionary<uint, SpineExcel> SpineData { get; private set; } = [];
     public static Dictionary<uint, NodeConditionExcel> NodeConditionData { get; private set; } = [];
     public static List<SupportCardExcel> SupportCardData { get; private set; } = [];
+    public static Dictionary<int, SupportAffixExcel> SupportAffixData { get; private set; } = [];
+    public static Dictionary<int, SupportAffixPoolExcel> SupportAffixPoolData { get; private set; } = [];
+    public static Dictionary<int, SupportFixedExcel> SupportFixedData { get; private set; } = [];
     public static Dictionary<uint, WeaponSkinExcel> WeaponSkinData { get; private set; } = [];
     public static Dictionary<uint, DailyLevelExcel> DailyLevelData { get; private set; } = [];
+    public static Dictionary<uint, BossPvpBossChallengeExcel> BossPvpBossChallengeData { get; private set; } = [];
+    public static Dictionary<uint, BossPvpBossExcel> BossPvpBossData { get; private set; } = [];
+    public static Dictionary<uint, BossPvpNumExcel> BossPvpNumData { get; private set; } = [];
     public static Dictionary<uint, ProfileExcel> ProfileData { get; private set; } = [];
     public static Dictionary<uint, CardSkinPartsExcel> CardSkinPartsData { get; private set; } = [];
     public static Dictionary<uint, CallItemExcel> CallItemData { get; private set; } = [];
     public static Dictionary<uint, WeaponPartsExcel> WeaponPartsData { get; private set; } = [];
     public static Dictionary<uint, GuideExcel> GuideData { get; private set; } = [];
+    public static Dictionary<uint, DormGiftExcel> DormGiftData { get; private set; } = [];
+    public static Dictionary<uint, HouseFurniturePosExcel> HouseFurniturePosData { get; private set; } = [];
+    public static Dictionary<uint, GachaExcel> GachaData { get; private set; } = [];
+    public static Dictionary<uint, GachaProbabilityExcel> GachaProbabilityData { get; private set; } = [];
+    public static Dictionary<string, List<GachaPoolItem>> GachaPoolData { get; private set; } = [];
 }
 
 public static class GameResourceTemplateId

Common/Database/Account/AccountData.cs

@@ -26,11 +26,14 @@ public class AccountData : BaseDatabaseDataHelper
         AccountData? result = null;
         DatabaseHelper.GetAllInstance<AccountData>()?.ForEach(account =>
         {
-            if (account.Username == username) result = account;
+            if (string.Equals(account.Username, username, StringComparison.OrdinalIgnoreCase)) result = account;
         });
         return result;
     }
 
+    public static AccountData? GetAccountByEmail(string email)
+        => GetAccountByUserName(email);
+
     public static AccountData? GetAccountByUid(int uid, bool force = false)
     {
         var result = DatabaseHelper.GetInstance<AccountData>(uid, force);
@@ -61,8 +64,15 @@ public class AccountData : BaseDatabaseDataHelper
 
     #region Account
 
-    public static void CreateAccount(string username, int uid, string password)
+    public static AccountData CreateAccount(string username, int uid, string password)
     {
+        if (string.IsNullOrWhiteSpace(username))
+            throw new ArgumentException("Username cannot be empty.", nameof(username));
+        if (GetAccountByUserName(username) != null)
+            throw new InvalidOperationException($"Account '{username}' already exists.");
+        if (uid != 0 && GetAccountByUid(uid) != null)
+            throw new InvalidOperationException($"UID '{uid}' is already in use.");
+
         var newUid = uid;
         if (uid == 0)
         {
@@ -84,6 +94,7 @@ public class AccountData : BaseDatabaseDataHelper
         SetPassword(account, password);
 
         DatabaseHelper.CreateInstance(account);
+        return account;
     }
 
     public static void DeleteAccount(int uid)

Common/Database/Inventory/InventoryData.cs

@@ -1,4 +1,4 @@
-using MikuSB.Enums.Item;
+using MikuSB.Enums.Item;
 using MikuSB.Proto;
 using SqlSugar;
 
@@ -10,19 +10,19 @@ public class InventoryData : BaseDatabaseDataHelper
     public uint NextUniqueUid { get; set; } = 100000;
 
     [SugarColumn(IsJson = true)]
-    public Dictionary<uint, BaseGameItemInfo> Items { get; set; } = [];  // Key: UniqueId
+    public Dictionary<uint, BaseGameItemInfo> Items { get; set; } = [];
 
     [SugarColumn(IsJson = true)]
-    public Dictionary<uint, GameWeaponInfo> Weapons { get; set; } = [];  // Key: UniqueId
+    public Dictionary<uint, GameWeaponInfo> Weapons { get; set; } = [];
 
     [SugarColumn(IsJson = true)]
-    public Dictionary<uint, GameSkinInfo> Skins { get; set; } = [];  // Key: UniqueId
+    public Dictionary<uint, GameSkinInfo> Skins { get; set; } = [];
 
     [SugarColumn(IsJson = true)]
-    public Dictionary<uint, GameSupportCardInfo> SupportCards { get; set; } = [];  // Key: UniqueId
+    public Dictionary<uint, GameSupportCardInfo> SupportCards { get; set; } = [];
 
     [SugarColumn(IsJson = true)]
-    public Dictionary<uint, uint> SkinTypesBySkinId { get; set; } = [];  // Key: nSkinId, Value: client nType
+    public Dictionary<uint, uint> SkinTypesBySkinId { get; set; } = [];
 }
 
 public class BaseGameItemInfo
@@ -63,6 +63,7 @@ public abstract class GrowableItemInfo : BaseGameItemInfo
 public class GameWeaponInfo : GrowableItemInfo
 {
     [SugarColumn(IsJson = true)] public Dictionary<uint, ulong> PartSlots { get; set; } = [];
+
     public override Item ToProto()
     {
         var proto = new Item
@@ -79,14 +80,17 @@ public class GameWeaponInfo : GrowableItemInfo
                 Evolue = Evolue
             }
         };
-        foreach (var (slot, uid) in PartSlots) proto.Slots[slot] = uid;
+        foreach (var (slot, uid) in PartSlots)
+            proto.Slots[slot] = uid;
         return proto;
     }
 }
+
 public class GameSkinInfo : BaseGameItemInfo
 {
     [SugarColumn(IsJson = true)] public Dictionary<uint, ulong> PartSlots { get; set; } = [];
     public uint SkinType { get; set; }
+
     public override Item ToProto()
     {
         var proto = new Item
@@ -97,15 +101,17 @@ public class GameSkinInfo : BaseGameItemInfo
             Flag = (uint)Flag,
         };
         proto.Slots[(uint)ItemSkinSlotTypeEnum.SLOT_CARD_SKIL_TYPE] = Math.Min(SkinType, 1);
-        foreach (var (slot, uid) in PartSlots) proto.Slots[slot] = uid;
+        foreach (var (slot, uid) in PartSlots)
+            proto.Slots[slot] = uid;
         return proto;
     }
 }
 
-
 public class GameSupportCardInfo : BaseGameItemInfo
 {
     public uint AffixId { get; set; }
+    [SugarColumn(IsJson = true)] public List<uint> Affixs { get; set; } = [];
+
     public override Item ToProto()
     {
         var proto = new Item
@@ -120,6 +126,7 @@ public class GameSupportCardInfo : BaseGameItemInfo
                 Exp = Exp
             }
         };
+        proto.Enhance.Affixs.AddRange(Affixs);
         proto.Slots[(uint)ItemSupportCardSlotTypeEnum.SLOT_AFFIXINDEX] = AffixId;
         return proto;
     }

Common/Internationalization/Message/LanguageCHS.cs

@@ -35,7 +35,8 @@ public class ServerTextCHS
 /// </summary>
 public class WordTextCHS
 {
-    public string Skin => "Skin";
+    public string Furniture => "家具";
+    public string Skin => "皮肤";
     public string WeaponPart => "武器部件";
     public string CallItem => "召唤道具";
     public string SkinPart => "皮肤部件";
@@ -127,9 +128,11 @@ public class CommandTextCHS
 {
     public NoticeTextCHS Notice { get; } = new();
     public HelpTextCHS Help { get; } = new();
+    public AccountTextCHS Account { get; } = new();
     public GirlTextCHS Girl { get; } = new();
     public GiveAllTextCHS GiveAll { get; } = new();
     public DebugTextCHS Debug { get; } = new();
+    public GameCommandTextCHS Game { get; } = new();
 }
 
 #endregion
@@ -216,6 +219,21 @@ public class HelpTextCHS
     public string CommandAlias => "命令别名: ";
 }
 
+public class AccountTextCHS
+{
+    public string Desc => "管理 SDK 登录使用的账号映射";
+    public string Usage =>
+        "用法: /account create <邮箱> <UID>\n" +
+        "用法: /account delete <邮箱|UID>\n" +
+        "用法: /account list";
+    public string Created => "已创建账号映射: {0} -> UID {1}";
+    public string CreateFailed => "创建账号映射失败: {0}";
+    public string Deleted => "已删除账号映射: {0} -> UID {1}";
+    public string DeleteFailed => "删除账号映射失败: {0}";
+    public string DeleteOnline => "账号在线时无法删除: {0} -> UID {1}";
+    public string NotFound => "未找到账号: {0}";
+}
+
 /// <summary>
 ///     path: Game.Command.Girl
 /// </summary>
@@ -271,6 +289,14 @@ public class DebugTextCHS
     public string FileDisabled => "个人调试文件输出已禁用。";
 }
 
+public class GameCommandTextCHS
+{
+    public string Desc => "使用补丁注入启动已配置的游戏";
+    public string Usage => "用法: /game [额外游戏参数]";
+    public string Started => "游戏已启动。PID: {0}";
+    public string Failed => "游戏启动失败: {0}";
+}
+
 #endregion
 
 #endregion

Common/Internationalization/Message/LanguageCHT.cs

@@ -35,6 +35,7 @@ public class ServerTextCHT
 /// </summary>
 public class WordTextCHT
 {
+    public string Furniture => "傢俱";
     public string Skin => "皮膚";
     public string WeaponPart => "武器部件";
     public string CallItem => "召喚道具";
@@ -127,9 +128,11 @@ public class CommandTextCHT
 {
     public NoticeTextCHT Notice { get; } = new();
     public HelpTextCHT Help { get; } = new();
+    public AccountTextCHT Account { get; } = new();
     public GirlTextCHT Girl { get; } = new();
     public GiveAllTextCHT GiveAll { get; } = new();
     public DebugTextCHT Debug { get; } = new();
+    public GameCommandTextCHT Game { get; } = new();
 }
 
 #endregion
@@ -216,6 +219,21 @@ public class HelpTextCHT
     public string CommandAlias => "命令別名: ";
 }
 
+public class AccountTextCHT
+{
+    public string Desc => "管理 SDK 登入使用的帳號映射";
+    public string Usage =>
+        "用法: /account create <郵箱> <UID>\n" +
+        "用法: /account delete <郵箱|UID>\n" +
+        "用法: /account list";
+    public string Created => "已建立帳號映射: {0} -> UID {1}";
+    public string CreateFailed => "建立帳號映射失敗: {0}";
+    public string Deleted => "已刪除帳號映射: {0} -> UID {1}";
+    public string DeleteFailed => "刪除帳號映射失敗: {0}";
+    public string DeleteOnline => "帳號在線時無法刪除: {0} -> UID {1}";
+    public string NotFound => "未找到帳號: {0}";
+}
+
 /// <summary>
 ///     path: Game.Command.Girl
 /// </summary>
@@ -271,6 +289,14 @@ public class DebugTextCHT
     public string FileDisabled => "個人調試檔案輸出已停用。";
 }
 
+public class GameCommandTextCHT
+{
+    public string Desc => "使用補丁注入啟動已配置的遊戲";
+    public string Usage => "用法: /game [額外遊戲參數]";
+    public string Started => "遊戲已啟動。PID: {0}";
+    public string Failed => "遊戲啟動失敗: {0}";
+}
+
 #endregion
 
 #endregion

Common/Internationalization/Message/LanguageEN.cs

@@ -35,6 +35,7 @@ public class ServerTextEN
 /// </summary>
 public class WordTextEN
 {
+    public string Furniture => "Furniture";
     public string Skin => "Skin";
     public string WeaponPart => "Weapon Part";
     public string CallItem => "Call Item";
@@ -86,9 +87,11 @@ public class CommandTextEN
 {
     public NoticeTextEN Notice { get; } = new();
     public HelpTextEN Help { get; } = new();
+    public AccountTextEN Account { get; } = new();
     public GirlTextEN Girl { get; } = new();
     public GiveAllTextEN GiveAll { get; } = new();
     public DebugTextEN Debug { get; } = new();
+    public GameCommandTextEN Game { get; } = new();
 }
 
 #endregion
@@ -182,6 +185,21 @@ public class HelpTextEN
     public string CommandAlias => "Command Alias：";
 }
 
+public class AccountTextEN
+{
+    public string Desc => "Manage account mappings for SDK logins";
+    public string Usage =>
+        "Usage: /account create <email> <uid>\n" +
+        "Usage: /account delete <email|uid>\n" +
+        "Usage: /account list";
+    public string Created => "Created account mapping: {0} -> UID {1}";
+    public string CreateFailed => "Failed to create account mapping: {0}";
+    public string Deleted => "Deleted account mapping: {0} -> UID {1}";
+    public string DeleteFailed => "Failed to delete account mapping: {0}";
+    public string DeleteOnline => "Cannot delete account while online: {0} -> UID {1}";
+    public string NotFound => "Account not found: {0}";
+}
+
 /// <summary>
 ///     path: Game.Command.Girl
 /// </summary>
@@ -237,6 +255,14 @@ public class DebugTextEN
     public string FileDisabled => "Personal debug file output disabled.";
 }
 
+public class GameCommandTextEN
+{
+    public string Desc => "Launch the configured game with patch injection";
+    public string Usage => "Usage: /game [extra game args]";
+    public string Started => "Game launched. PID: {0}";
+    public string Failed => "Failed to launch game: {0}";
+}
+
 #endregion
 
 #endregion

Common/Util/ConfigManager.cs

@@ -19,6 +19,11 @@ public static class ConfigManager
         //LoadHotfixData();
     }
 
+    public static void SaveConfig()
+    {
+        SaveData(Config, ConfigFilePath);
+    }
+
     private static void LoadConfigData()
     {
         var file = new FileInfo(ConfigFilePath);
@@ -43,9 +48,26 @@ public static class ConfigManager
             Config = JsonConvert.DeserializeObject<ConfigContainer>(json)!;
         }
 
+        Config.Loader.Arguments = NormalizeLoaderArguments(Config.Loader.Arguments);
         SaveData(Config, ConfigFilePath);
     }
 
+    private static string[] NormalizeLoaderArguments(string[]? arguments)
+    {
+        var result = new List<string>(arguments ?? []);
+        var userDataDirectory = Path.GetFullPath(Path.Combine(AppContext.BaseDirectory, "Client_User_Data"));
+        Directory.CreateDirectory(userDataDirectory);
+
+        var userDirArgument = $"-userdir={userDataDirectory}";
+        var existingIndex = result.FindIndex(x => x.StartsWith("-userdir=", StringComparison.OrdinalIgnoreCase));
+        if (existingIndex >= 0)
+            result[existingIndex] = userDirArgument;
+        else
+            result.Add(userDirArgument);
+
+        return result.ToArray();
+    }
+
     private static void LoadHotfixData()
     {
         var file = new FileInfo(HotfixFilePath);

Common/Util/PatchDownloadService.cs

@@ -0,0 +1,46 @@
+using System.Net.Http.Headers;
+
+namespace MikuSB.Util;
+
+public static class PatchDownloadService
+{
+    private static readonly Logger Logger = new("PatchDownloader");
+    private const string PatchRelativePath = @"Patch\MikuSB-Patch.dll";
+    private const string PatchDownloadUrl = "https://github.com/Kei-Luna/MikuSB-Patch/releases/download/MikuSB-Patch/MikuSB-Patch.dll";
+    private const int DownloadTimeoutSeconds = 60;
+
+    public static void EnsurePatchPresent()
+    {
+        var patchPath = Path.GetFullPath(Path.Combine(AppContext.BaseDirectory, PatchRelativePath));
+        if (File.Exists(patchPath))
+            return;
+
+        Directory.CreateDirectory(Path.GetDirectoryName(patchPath)!);
+        Logger.Warn($"Patch DLL not found. Downloading to {patchPath}.");
+
+        using var client = CreateHttpClient();
+        using var cts = new CancellationTokenSource(TimeSpan.FromSeconds(DownloadTimeoutSeconds));
+        using var response = client.GetAsync(PatchDownloadUrl, HttpCompletionOption.ResponseHeadersRead, cts.Token)
+            .GetAwaiter().GetResult();
+        response.EnsureSuccessStatusCode();
+
+        using var source = response.Content.ReadAsStreamAsync(cts.Token).GetAwaiter().GetResult();
+        using var destination = File.Create(patchPath);
+        source.CopyTo(destination);
+
+        Logger.Info("Patch DLL download completed.");
+    }
+
+    private static HttpClient CreateHttpClient()
+    {
+        var client = new HttpClient
+        {
+            Timeout = Timeout.InfiniteTimeSpan
+        };
+
+        client.DefaultRequestHeaders.UserAgent.Add(
+            new ProductInfoHeaderValue("MikuSB-PatchDownloader", BuildVersion.Current));
+
+        return client;
+    }
+}

Config/Config.json

@@ -38,5 +38,21 @@
     "DebugMessage": true,
     "DebugDetailMessage": true,
     "DebugNoHandlerPacket": true
+  },
+  "Proxy": {
+    "Enabled": true,
+    "Port": 18888
+  },
+  "Loader": {
+    "GamePath": "",
+    "PatchPaths": [
+      "Patch\\MikuSB-Patch.dll"
+    ],
+    "Arguments": [
+      "-FeatureLevelES31",
+      "-channelid=seasun",
+      "-NoSplash"
+    ],
+    "SetAllProxy": true
   }
 }

GameServer/Command/Commands/CommandAccount.cs

@@ -0,0 +1,97 @@
+using MikuSB.Database;
+using MikuSB.Database.Account;
+using MikuSB.Enums.Player;
+using MikuSB.Internationalization;
+using MikuSB.GameServer.Server;
+using System.Text;
+
+namespace MikuSB.GameServer.Command.Commands;
+
+[CommandInfo("account", "Game.Command.Account.Desc", "Game.Command.Account.Usage", [], [PermEnum.Admin, PermEnum.Support])]
+public class CommandAccount : ICommands
+{
+    [CommandMethod("create")]
+    public async ValueTask Create(CommandArg arg)
+    {
+        if (!await arg.CheckArgCnt(2))
+            return;
+
+        var email = arg.Args[0].Trim();
+        if (!int.TryParse(arg.Args[1], out var uid) || uid <= 0)
+        {
+            await arg.SendMsg(I18NManager.Translate("Game.Command.Notice.InvalidArguments"));
+            return;
+        }
+
+        try
+        {
+            var account = AccountData.CreateAccount(email, uid, "");
+            await arg.SendMsg(I18NManager.Translate("Game.Command.Account.Created", account.Username, account.Uid.ToString()));
+        }
+        catch (InvalidOperationException ex)
+        {
+            await arg.SendMsg(I18NManager.Translate("Game.Command.Account.CreateFailed", ex.Message));
+        }
+        catch (ArgumentException ex)
+        {
+            await arg.SendMsg(I18NManager.Translate("Game.Command.Account.CreateFailed", ex.Message));
+        }
+    }
+
+    [CommandMethod("delete")]
+    public async ValueTask Delete(CommandArg arg)
+    {
+        if (!await arg.CheckArgCnt(1))
+            return;
+
+        var identifier = arg.Args[0].Trim();
+        var account = int.TryParse(identifier, out var uid) && uid > 0
+            ? AccountData.GetAccountByUid(uid)
+            : AccountData.GetAccountByUserName(identifier);
+
+        if (account == null)
+        {
+            await arg.SendMsg(I18NManager.Translate("Game.Command.Account.NotFound", identifier));
+            return;
+        }
+
+        try
+        {
+            if (Listener.GetActiveConnection(account.Uid) != null)
+            {
+                await arg.SendMsg(I18NManager.Translate("Game.Command.Account.DeleteOnline", account.Username,
+                    account.Uid.ToString()));
+                return;
+            }
+
+            AccountData.DeleteAccount(account.Uid);
+            await arg.SendMsg(I18NManager.Translate("Game.Command.Account.Deleted", account.Username,
+                account.Uid.ToString()));
+        }
+        catch (Exception ex)
+        {
+            await arg.SendMsg(I18NManager.Translate("Game.Command.Account.DeleteFailed", ex.Message));
+        }
+    }
+
+    [CommandMethod("list")]
+    public async ValueTask List(CommandArg arg)
+    {
+        var accounts = DatabaseHelper.GetAllInstance<AccountData>()?
+            .OrderBy(account => account.Uid)
+            .ToList();
+
+        if (accounts == null || accounts.Count == 0)
+        {
+            await arg.SendMsg("No accounts found.");
+            return;
+        }
+
+        var builder = new StringBuilder();
+        builder.AppendLine("Accounts:");
+        foreach (var account in accounts)
+            builder.AppendLine($"{account.Username} -> UID {account.Uid}");
+
+        await arg.SendMsg(builder.ToString().TrimEnd());
+    }
+}

GameServer/Command/Commands/CommandGame.cs

@@ -0,0 +1,29 @@
+using MikuSB.Enums.Player;
+using MikuSB.Internationalization;
+using MikuSB.Loader;
+using MikuSB.Util;
+
+namespace MikuSB.GameServer.Command.Commands;
+
+[CommandInfo("game", "Game.Command.Game.Desc", "Game.Command.Game.Usage", [], [PermEnum.Admin, PermEnum.Support])]
+public class CommandGame : ICommands
+{
+    private static readonly Logger Logger = new("CommandManager");
+
+    [CommandDefault]
+    public async ValueTask Launch(CommandArg arg)
+    {
+        try
+        {
+            var pid = GameLaunchService.Launch(arg.Args.ToArray());
+            var message = I18NManager.Translate("Game.Command.Game.Started", pid.ToString());
+            Logger.Info(message);
+            await arg.SendMsg(message);
+        }
+        catch (Exception ex)
+        {
+            Logger.Error("Failed to launch game.", ex);
+            await arg.SendMsg(I18NManager.Translate("Game.Command.Game.Failed", ex.Message));
+        }
+    }
+}

GameServer/Command/Commands/CommandGiveAll.cs

@@ -1,4 +1,5 @@
 using MikuSB.Data;
+using MikuSB.Database;
 using MikuSB.Database.Inventory;
 using MikuSB.Enums.Item;
 using MikuSB.Enums.Player;
@@ -42,6 +43,7 @@ public class CommandGiveAll : ICommands
             weapons.Add(weapon);
         }
         if (weapons.Count > 0) await player.SendPacket(new PacketNtfCallScript(weapons));
+        DatabaseHelper.SaveDatabaseType(player.InventoryManager.InventoryData);
         await arg.SendMsg(I18NManager.Translate("Game.Command.GiveAll.GiveAllItems",
             I18NManager.Translate("Word.Weapon"), weapons.Count.ToString()));
     }
@@ -77,6 +79,7 @@ public class CommandGiveAll : ICommands
             supportCards.Add(supportCard);
         }
         if (supportCards.Count > 0) await player.SendPacket(new PacketNtfCallScript(supportCards));
+        DatabaseHelper.SaveDatabaseType(player.InventoryManager.InventoryData);
         await arg.SendMsg(I18NManager.Translate("Game.Command.GiveAll.GiveAllItems",
             I18NManager.Translate("Word.SupportCard"), supportCards.Count.ToString()));
     }
@@ -111,6 +114,7 @@ public class CommandGiveAll : ICommands
             weaponSkins.Add(weaponSkin);
         }
         if (weaponSkins.Count > 0) await player.SendPacket(new PacketNtfCallScript(weaponSkins));
+        DatabaseHelper.SaveDatabaseType(player.InventoryManager.InventoryData);
         await arg.SendMsg(I18NManager.Translate("Game.Command.GiveAll.GiveAllItems",
             I18NManager.Translate("Word.WeaponSkin"), weaponSkins.Count.ToString()));
     }
@@ -147,6 +151,7 @@ public class CommandGiveAll : ICommands
             profileItems.Add(profile);
         }
         if (profileItems.Count > 0) await player.SendPacket(new PacketNtfCallScript(profileItems));
+        DatabaseHelper.SaveDatabaseType(player.InventoryManager.InventoryData);
         await arg.SendMsg(I18NManager.Translate("Game.Command.GiveAll.GiveAllItems",
             I18NManager.Translate("Word.Profile"), profileItems.Count.ToString()));
     }
@@ -183,6 +188,7 @@ public class CommandGiveAll : ICommands
             skinPartItems.Add(skinPart);
         }
         if (skinPartItems.Count > 0) await player.SendPacket(new PacketNtfCallScript(skinPartItems));
+        DatabaseHelper.SaveDatabaseType(player.InventoryManager.InventoryData);
         await arg.SendMsg(I18NManager.Translate("Game.Command.GiveAll.GiveAllItems",
             I18NManager.Translate("Word.SkinPart"), skinPartItems.Count.ToString()));
     }
@@ -219,6 +225,7 @@ public class CommandGiveAll : ICommands
             callItems.Add(callItem);
         }
         if (callItems.Count > 0) await player.SendPacket(new PacketNtfCallScript(callItems));
+        DatabaseHelper.SaveDatabaseType(player.InventoryManager.InventoryData);
         await arg.SendMsg(I18NManager.Translate("Game.Command.GiveAll.GiveAllItems",
             I18NManager.Translate("Word.CallItem"), callItems.Count.ToString()));
     }
@@ -255,6 +262,7 @@ public class CommandGiveAll : ICommands
             weaponPartItems.Add(weaponPart);
         }
         if (weaponPartItems.Count > 0) await player.SendPacket(new PacketNtfCallScript(weaponPartItems));
+        DatabaseHelper.SaveDatabaseType(player.InventoryManager.InventoryData);
         await arg.SendMsg(I18NManager.Translate("Game.Command.GiveAll.GiveAllItems",
             I18NManager.Translate("Word.WeaponPart"), weaponPartItems.Count.ToString()));
     }
@@ -291,7 +299,45 @@ public class CommandGiveAll : ICommands
             skinItems.Add(skin);
         }
         if (skinItems.Count > 0) await player.SendPacket(new PacketNtfCallScript(skinItems));
+        DatabaseHelper.SaveDatabaseType(player.InventoryManager.InventoryData);
         await arg.SendMsg(I18NManager.Translate("Game.Command.GiveAll.GiveAllItems",
             I18NManager.Translate("Word.Skin"), skinItems.Count.ToString()));
     }
+
+    [CommandMethod("furniture")]
+    public async ValueTask GiveAllHouseFurniture(CommandArg arg)
+    {
+        if (!await arg.CheckOnlineTarget()) return;
+        if (await arg.GetOption('p') is not int particular) return;
+        if (await arg.GetOption('l') is not int level) return;
+        if (await arg.GetOption('g') is not int genre) return;
+
+        var detail = arg.GetInt(0);
+        var player = arg.Target!.Player!;
+        List<BaseGameItemInfo> furnitureItems = [];
+        if (detail == -1)
+        {
+            // add all
+            foreach (var config in GameData.DormGiftData.Values)
+            {
+                var furniture = await player.InventoryManager!
+                    .AddHouseFurnitureItem((ItemTypeEnum)config.Genre, config.Detail, config.Particular, config.Level, false);
+                if (furniture != null) furnitureItems.Add(furniture);
+            }
+        }
+        else
+        {
+            var furniture = await player.InventoryManager!.AddHouseFurnitureItem((ItemTypeEnum)genre, (uint)detail, (uint)particular, (uint)level, false);
+            if (furniture == null)
+            {
+                await arg.SendMsg(I18NManager.Translate("Game.Command.GiveAll.NotFound", I18NManager.Translate("Word.Furniture")));
+                return;
+            }
+            furnitureItems.Add(furniture);
+        }
+        if (furnitureItems.Count > 0) await player.SendPacket(new PacketNtfCallScript(furnitureItems));
+        DatabaseHelper.SaveDatabaseType(player.InventoryManager.InventoryData);
+        await arg.SendMsg(I18NManager.Translate("Game.Command.GiveAll.GiveAllItems",
+            I18NManager.Translate("Word.Furniture"), furnitureItems.Count.ToString()));
+    }
 }

GameServer/Game/Inventory/InventoryManager.cs

@@ -4,6 +4,7 @@ using MikuSB.Database;
 using MikuSB.Database.Inventory;
 using MikuSB.Enums.Item;
 using MikuSB.GameServer.Game.Player;
+using MikuSB.GameServer.Game.Support;
 using MikuSB.GameServer.Server.Packet.Send.Misc;
 
 namespace MikuSB.GameServer.Game.Inventory;
@@ -135,7 +136,17 @@ public class InventoryManager(PlayerInstance player) : BasePlayerManager(player)
             ItemType = genre,
             ItemCount = 1,
             Level = cardLevel,
+            AffixId = 0,
         };
+
+        var affixCount = cardLevel >= spCard.MaxLevel ? spCard.TotalAffixCount : spCard.InitialAffixCount;
+        for (int i = 0; i < affixCount && i < spCard.AffixPool.Count; i++)
+        {
+            var (affixId, tier) = SupportAffixService.GenerateRandomAffix(spCard.AffixPool[i]);
+            if (affixId == 0) continue;
+            SupportAffixStateService.SetAffix(info, i + 1, affixId, tier);
+        }
+
         InventoryData.SupportCards[info.UniqueId] = info;
 
         if (sendPacket) await Player.SendPacket(new PacketNtfCallScript([info]));
@@ -333,4 +344,25 @@ public class InventoryManager(PlayerInstance player) : BasePlayerManager(player)
 
         return weaponPartInfo;
     }
+
+    public async ValueTask<BaseGameItemInfo?> AddHouseFurnitureItem(ItemTypeEnum genre, uint detail, uint particular, uint level = 1, bool sendPacket = true)
+    {
+        if (genre != ItemTypeEnum.TYPE_HOUSE) return null;
+        var houseFurnitureData = GameData.DormGiftData.Values.FirstOrDefault(x => x.Genre == (int)genre && x.Detail == detail && x.Particular == particular && x.Level == level);
+        if (houseFurnitureData == null) return null;
+        var templateId = GameResourceTemplateId.FromGdpl((uint)genre, detail, particular, level);
+        if (InventoryData.Items.Values.Any(x => x.TemplateId == templateId)) return null;
+        var furnitureInfo = new BaseGameItemInfo
+        {
+            TemplateId = templateId,
+            UniqueId = InventoryData.NextUniqueUid++,
+            ItemType = genre,
+            ItemCount = 1
+        };
+        InventoryData.Items[furnitureInfo.UniqueId] = furnitureInfo;
+
+        if (sendPacket) await Player.SendPacket(new PacketNtfCallScript([furnitureInfo]));
+
+        return furnitureInfo;
+    }
 }

GameServer/Game/Player/PlayerInstance.cs

@@ -196,7 +196,7 @@ public class PlayerInstance(PlayerGameData data)
         return proto;
     }
 
-    public Proto.Player ToPlayerProto()
+    public Proto.Player ToPlayerProto(bool includeSupportCards = true)
     {
         BuildPlayerAttr();
         var displayName = PlayerGameData.NormalizeDisplayName(Data.Name);
@@ -214,6 +214,13 @@ public class PlayerInstance(PlayerGameData data)
         };
 
         foreach (var chara in CharacterManager.CharacterData.Characters) proto.Items.Add(chara.ToProto());
+        foreach (var item in InventoryManager.InventoryData.Items.Values) proto.Items.Add(item.ToProto());
+        foreach (var skin in InventoryManager.InventoryData.Skins.Values) proto.Items.Add(skin.ToProto());
+        foreach (var weapon in InventoryManager.InventoryData.Weapons.Values) proto.Items.Add(weapon.ToProto());
+        if (includeSupportCards)
+        {
+            foreach (var card in InventoryManager.InventoryData.SupportCards.Values) proto.Items.Add(card.ToProto());
+        }
         foreach (var x in Data.Attrs)
         {
             uint gid = x.Gid;
@@ -288,9 +295,10 @@ public class PlayerInstance(PlayerGameData data)
         return (gid << 16) | sid;
     }
 
-    public void BuildPlayerAttr()
+    public void BuildPlayerAttr(bool additional = false)
     {
-        var bootstrapAttrs = BuildLobbyBootstrapAttrs();
+        var bootstrapAttrs = BuildLobbyBootstrapAttrs().ToList();
+        if (additional) bootstrapAttrs.AddRange(BuildGirlFurnitureAttrs());
         var existingAttrs = Data.Attrs
             .ToDictionary(x => (x.Gid, x.Sid));
         var seenAttrs = new HashSet<(uint Gid, uint Sid)>();
@@ -320,6 +328,53 @@ public class PlayerInstance(PlayerGameData data)
         }
     }
 
+    private static IEnumerable<(uint Gid, uint Sid, uint Value)> BuildGirlFurnitureAttrs()
+    {
+        const uint furnitureUnlockedValue = 153391689;
+        var groupFurnitureByArea = new Dictionary<uint, uint>();
+        foreach (var pos in GameData.HouseFurniturePosData.Values)
+        {
+            var areaId = pos.AreaId;
+            var groupId = pos.GroupId;
+            uint selectedIndex = 1;
+            var shift = (groupId - 1) * 3;
+            if (!groupFurnitureByArea.TryGetValue(areaId, out var packed)) packed = 0;
+            packed |= (selectedIndex << (int)shift);
+            groupFurnitureByArea[areaId] = packed;
+        }
+
+        for (uint girlId = 0; girlId <= 50; girlId++)
+        {
+            var baseSid = girlId * 50;
+            for (uint offset = 10; offset <= 19; offset++)
+                yield return (101, baseSid + offset, furnitureUnlockedValue);
+
+            if (groupFurnitureByArea.TryGetValue(girlId, out var groupValue))
+                yield return (101, baseSid + 20, groupValue);
+        }
+
+        // Massage room furniture
+        // 10010..10019
+        for (uint sid = 10010; sid <= 10019; sid++)
+            yield return (101, sid, furnitureUnlockedValue);
+
+        // Massage room group state
+        yield return (101, 10020, 1);
+
+        // Hot spring furniture
+        // 15001..15010
+        for (uint sid = 15001; sid <= 15010; sid++)
+            yield return (101, sid, furnitureUnlockedValue);
+
+        // Beach furniture
+        // 17101..17110
+        for (uint sid = 17101; sid <= 17110; sid++)
+            yield return (101, sid, furnitureUnlockedValue);
+
+        for (uint sid = 30000; sid < 31000; sid++)
+            yield return (101, sid, furnitureUnlockedValue);
+    }
+
     private static IEnumerable<(uint Gid, uint Sid, uint Value)> BuildLobbyBootstrapAttrs()
     {
         // GuideLogic uses group 4. Value 999 is safely above every configured step count,
@@ -370,12 +425,20 @@ public class PlayerInstance(PlayerGameData data)
             yield return (22, levelId, 1_700_000_000);
         }
 
+        // Role fragment chapters use Condition.PRE_LEVEL against Launch.GPASSID as well.
+        // Mark every role level as cleared so character-specific stages beyond the first one unlock.
+        foreach (var levelId in GameData.RoleLevelData.Keys)
+        {
+            yield return (21, levelId, 7);
+            yield return (22, levelId, 1_700_000_000);
+        }
+
         foreach (var guide in GameData.GuideData.Values)
         {
             yield return (4, guide.ID, 999);
         }
 
-        for (uint favor = 1; favor <= 50; favor++)
+        for (uint favor = 0; favor <= 50; favor++)
             yield return (101, favor * 50, 500);
 
         // Main Scene 0 mean default scene

GameServer/Game/Support/SupportAffixService.cs

@@ -0,0 +1,50 @@
+using MikuSB.Data;
+
+namespace MikuSB.GameServer.Game.Support;
+
+public static class SupportAffixService
+{
+    public static (uint AffixId, uint Tier) GenerateRandomAffix(int poolId, IEnumerable<uint>? excludedAffixIds = null)
+    {
+        if (!GameData.SupportAffixPoolData.TryGetValue(poolId, out var pool))
+            return (0, 0);
+
+        var groups = pool.Groups.ToList();
+        if (groups.Count == 0)
+            return (0, 0);
+
+        var totalWeight = groups.Sum(x => x.Weight);
+        var roll = Random.Shared.Next(totalWeight);
+        var cumulative = 0;
+        var selectedAffixs = groups[0].Affixs;
+
+        foreach (var (affixIds, weight) in groups)
+        {
+            cumulative += weight;
+            if (roll < cumulative)
+            {
+                selectedAffixs = affixIds;
+                break;
+            }
+        }
+
+        if (selectedAffixs.Count == 0)
+            return (0, 0);
+
+        var excluded = excludedAffixIds?.ToHashSet() ?? [];
+        var candidates = selectedAffixs.Where(x => !excluded.Contains((uint)x)).ToList();
+        if (candidates.Count == 0)
+            candidates = selectedAffixs.ToList();
+
+        var affixId = candidates[Random.Shared.Next(candidates.Count)];
+        var tierCount = GameData.SupportAffixData.GetValueOrDefault(affixId)?.TierCount ?? 5;
+        var tier = (uint)(Random.Shared.Next(tierCount) + 1);
+        return ((uint)affixId, tier);
+    }
+
+    public static uint GenerateTier(uint affixId)
+    {
+        var tierCount = GameData.SupportAffixData.GetValueOrDefault((int)affixId)?.TierCount ?? 5;
+        return (uint)(Random.Shared.Next(tierCount) + 1);
+    }
+}

GameServer/Game/Support/SupportAffixStateService.cs

@@ -0,0 +1,70 @@
+using MikuSB.Database.Inventory;
+
+namespace MikuSB.GameServer.Game.Support;
+
+public static class SupportAffixStateService
+{
+    public const int PairSize = 2;
+    public const int MaxLogicalSlots = 5;
+    public const int ActiveThirdAffixSlot = 3;
+    public const int PendingMaxAffixSlot = 4;
+    public const int PendingInitialAffixSlot = 5;
+
+    public static void EnsureCapacity(GameSupportCardInfo card, int logicalSlot = MaxLogicalSlots)
+    {
+        var minCount = Math.Clamp(logicalSlot, 1, MaxLogicalSlots) * PairSize;
+        while (card.Affixs.Count < minCount)
+            card.Affixs.Add(0);
+    }
+
+    public static (uint AffixId, uint Tier) GetAffix(GameSupportCardInfo card, int logicalSlot)
+    {
+        if (logicalSlot < 1 || logicalSlot > MaxLogicalSlots)
+            return (0, 0);
+
+        var index = (logicalSlot - 1) * PairSize;
+        if (card.Affixs.Count <= index + 1)
+            return (0, 0);
+
+        return (card.Affixs[index], card.Affixs[index + 1]);
+    }
+
+    public static bool HasAffix(GameSupportCardInfo card, int logicalSlot)
+    {
+        var (affixId, tier) = GetAffix(card, logicalSlot);
+        return affixId > 0 && tier > 0;
+    }
+
+    public static void SetAffix(GameSupportCardInfo card, int logicalSlot, uint affixId, uint tier)
+    {
+        if (logicalSlot < 1 || logicalSlot > MaxLogicalSlots)
+            return;
+
+        EnsureCapacity(card, logicalSlot);
+        var index = (logicalSlot - 1) * PairSize;
+        card.Affixs[index] = affixId;
+        card.Affixs[index + 1] = tier;
+    }
+
+    public static void ClearAffix(GameSupportCardInfo card, int logicalSlot)
+    {
+        SetAffix(card, logicalSlot, 0, 0);
+    }
+
+    public static void CopyAffix(GameSupportCardInfo card, int fromSlot, int toSlot)
+    {
+        var (affixId, tier) = GetAffix(card, fromSlot);
+        SetAffix(card, toSlot, affixId, tier);
+    }
+
+    public static uint GetVisibleInitialAffixIndex(GameSupportCardInfo card)
+    {
+        return HasAffix(card, PendingInitialAffixSlot) ? card.AffixId : 0;
+    }
+
+    public static void NormalizePendingState(GameSupportCardInfo card)
+    {
+        if (!HasAffix(card, PendingInitialAffixSlot))
+            card.AffixId = 0;
+    }
+}

GameServer/GameServer.csproj

@@ -20,6 +20,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\Common\Common.csproj" />
+    <ProjectReference Include="..\MikuSB.Loader\MikuSB.Loader.csproj" />
     <ProjectReference Include="..\TcpSharp\TcpSharp.csproj" />
     <ProjectReference Include="..\Proto\Proto.csproj" />
   </ItemGroup>

GameServer/Server/CallGS/Handlers/BossPvp/BossPvpLogic_EnterLevel.cs

@@ -0,0 +1,11 @@
+namespace MikuSB.GameServer.Server.CallGS.Handlers.BossPvp;
+
+[CallGSApi("BossPvpLogic_EnterLevel")]
+public class BossPvpLogic_EnterLevel : ICallGSHandler
+{
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var response = BossPvpShared.HandleEnterLevel(param);
+        await CallGSRouter.SendScript(connection, "BossPvpLogic_EnterLevel", System.Text.Json.JsonSerializer.Serialize(response));
+    }
+}

GameServer/Server/CallGS/Handlers/BossPvp/BossPvpLogic_GetOpenID.cs

@@ -0,0 +1,11 @@
+namespace MikuSB.GameServer.Server.CallGS.Handlers.BossPvp;
+
+[CallGSApi("BossPvpLogic_GetOpenID")]
+public class BossPvpLogic_GetOpenID : ICallGSHandler
+{
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var (response, sync) = await BossPvpShared.HandleGetOpenIdAsync(connection);
+        await CallGSRouter.SendScript(connection, "BossPvpLogic_GetOpenID", System.Text.Json.JsonSerializer.Serialize(response), sync);
+    }
+}

GameServer/Server/CallGS/Handlers/BossPvp/BossPvpLogic_GetReward.cs

@@ -0,0 +1,11 @@
+namespace MikuSB.GameServer.Server.CallGS.Handlers.BossPvp;
+
+[CallGSApi("BossPvpLogic_GetReward")]
+public class BossPvpLogic_GetReward : ICallGSHandler
+{
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var response = BossPvpShared.HandleGetReward(param);
+        await CallGSRouter.SendScript(connection, "BossPvpLogic_GetReward", System.Text.Json.JsonSerializer.Serialize(response));
+    }
+}

GameServer/Server/CallGS/Handlers/BossPvp/BossPvpLogic_LevelFail.cs

@@ -0,0 +1,12 @@
+namespace MikuSB.GameServer.Server.CallGS.Handlers.BossPvp;
+
+[CallGSApi("BossPvpLogic_LevelFail")]
+public class BossPvpLogic_LevelFail : ICallGSHandler
+{
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var node = System.Text.Json.Nodes.JsonNode.Parse(param);
+        var (response, sync) = BossPvpShared.HandleFail(connection.Player!, node);
+        await CallGSRouter.SendScript(connection, "BossPvpLogic_LevelFail", response.ToJsonString(), sync);
+    }
+}

GameServer/Server/CallGS/Handlers/BossPvp/BossPvpLogic_LevelMopup.cs

@@ -0,0 +1,11 @@
+namespace MikuSB.GameServer.Server.CallGS.Handlers.BossPvp;
+
+[CallGSApi("BossPvpLogic_LevelMopup")]
+public class BossPvpLogic_LevelMopup : ICallGSHandler
+{
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var (response, sync) = BossPvpShared.HandleMopup(connection.Player!, param);
+        await CallGSRouter.SendScript(connection, "BossPvpLogic_LevelMopup", System.Text.Json.JsonSerializer.Serialize(response), sync);
+    }
+}

GameServer/Server/CallGS/Handlers/BossPvp/BossPvpLogic_LevelSettlement.cs

@@ -0,0 +1,12 @@
+namespace MikuSB.GameServer.Server.CallGS.Handlers.BossPvp;
+
+[CallGSApi("BossPvpLogic_LevelSettlement")]
+public class BossPvpLogic_LevelSettlement : ICallGSHandler
+{
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var node = System.Text.Json.Nodes.JsonNode.Parse(param);
+        var (response, sync) = BossPvpShared.HandleSettlement(connection.Player!, node);
+        await CallGSRouter.SendScript(connection, "BossPvpLogic_LevelSettlement", response.ToJsonString(), sync);
+    }
+}

GameServer/Server/CallGS/Handlers/BossPvp/BossPvpLogic_Record.cs

@@ -0,0 +1,11 @@
+namespace MikuSB.GameServer.Server.CallGS.Handlers.BossPvp;
+
+[CallGSApi("BossPvpLogic_Record")]
+public class BossPvpLogic_Record : ICallGSHandler
+{
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var (response, sync) = BossPvpShared.HandleRecord(connection.Player!, param);
+        await CallGSRouter.SendScript(connection, "BossPvpLogic_Record", System.Text.Json.JsonSerializer.Serialize(response), sync);
+    }
+}

GameServer/Server/CallGS/Handlers/BossPvp/BossPvpShared.cs

@@ -0,0 +1,500 @@
+using MikuSB.Data;
+using MikuSB.Data.Excel;
+using MikuSB.Database.Inventory;
+using MikuSB.GameServer.Game.Player;
+using MikuSB.GameServer.Server.CallGS;
+using MikuSB.Proto;
+using System.Globalization;
+using System.Text.Json;
+using System.Text.Json.Nodes;
+using System.Text.Json.Serialization;
+
+namespace MikuSB.GameServer.Server.CallGS.Handlers.BossPvp;
+
+internal static class BossPvpShared
+{
+    private const uint GroupId = 51;
+    private const uint ActivitySubId = 0;
+    private const uint ChallengeNumSid = 1;
+    private const uint DiffStartId = 10;
+    private const uint LevelStartSid = 100;
+    private const uint LevelStride = 10;
+    private const uint BossLineup1 = 15;
+    private const uint BossLineup2 = 16;
+
+    private static readonly JsonSerializerOptions JsonOptions = new()
+    {
+        DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull
+    };
+
+    public static async ValueTask<(object Response, NtfSyncPlayer Sync)> HandleGetOpenIdAsync(Connection connection)
+    {
+        var player = connection.Player!;
+        await EnsureBossLineupsAsync(player);
+
+        var sync = new NtfSyncPlayer();
+        var season = GetOpenSeason();
+        var seasonId = season?.ID ?? 1u;
+
+        SetStr(player, ActivitySubId, seasonId.ToString(CultureInfo.InvariantCulture), sync);
+        SetStr(player, ChallengeNumSid, GetDailyChallengeNum().ToString(CultureInfo.InvariantCulture), sync);
+
+        if (season != null)
+        {
+            for (var index = 0; index < season.BossIds.Count; index++)
+            {
+                var bossLevelId = season.BossIds[index];
+                EnsureStr(player, DiffStartId + (uint)(index + 1), "0", sync);
+                EnsureStr(player, GetBossSid(bossLevelId, 1), EmptySnapshotJson(), sync);
+                EnsureStr(player, GetBossSid(bossLevelId, 2), EmptySnapshotJson(), sync);
+                EnsureStr(player, GetBossSid(bossLevelId, 3), EmptySnapshotJson(), sync);
+                EnsureStr(player, GetBossSid(bossLevelId, 4), "0", sync);
+                EnsureStr(player, GetBossSid(bossLevelId, 5), "0", sync);
+                EnsureStr(player, GetBossSid(bossLevelId, 6), "0", sync);
+                EnsureStr(player, GetBossSid(bossLevelId, 7), "0", sync);
+                EnsureStr(player, GetBossSid(bossLevelId, 8), "0", sync);
+            }
+        }
+
+        var response = new
+        {
+            nID = seasonId,
+            tbTimeCfg = new[]
+            {
+                new
+                {
+                    nStartTime = -1,
+                    nEndTime = -1
+                }
+            }
+        };
+
+        return (response, sync);
+    }
+
+    public static object HandleEnterLevel(string? param)
+    {
+        var req = Deserialize<EnterLevelParam>(param);
+        return new
+        {
+            nSeed = Random.Shared.Next(1, int.MaxValue),
+            nID = req?.NId ?? 0
+        };
+    }
+
+    public static (object Response, NtfSyncPlayer Sync) HandleRecord(PlayerInstance player, string? param)
+    {
+        var req = Deserialize<RecordParam>(param);
+        if (req == null)
+        {
+            return (new { bRecord = false }, new NtfSyncPlayer());
+        }
+
+        var sync = new NtfSyncPlayer();
+        if (req.BRecord)
+        {
+            var historyScore = ReadInt(player, GetBossSid(req.NId, 4));
+            var currentScore = ComputeIntegral(req.NId, req.NDiff, req.ResidueTime);
+            if (currentScore >= historyScore)
+            {
+                WriteBestRun(player, req.NId, req.NTeamId, req.NTime, currentScore, sync);
+            }
+        }
+
+        return (new { bRecord = req.BRecord }, sync);
+    }
+
+    public static (JsonNode Response, NtfSyncPlayer Sync) HandleSettlement(PlayerInstance player, JsonNode? param)
+    {
+        var req = param?.Deserialize<SettlementParam>(JsonOptions);
+        var sync = new NtfSyncPlayer();
+        if (req == null)
+        {
+            return (new JsonObject(), sync);
+        }
+
+        var totalSid = GetBossSid(req.NId, 7);
+        var successSid = GetBossSid(req.NId, 6);
+        var diffSid = GetBossSid(req.NId, 8);
+
+        SetStr(player, totalSid, (ReadInt(player, totalSid) + 1).ToString(CultureInfo.InvariantCulture), sync);
+        SetStr(player, successSid, (ReadInt(player, successSid) + 1).ToString(CultureInfo.InvariantCulture), sync);
+
+        var clearedDiff = Math.Max(ReadInt(player, diffSid), req.NDiff);
+        SetStr(player, diffSid, clearedDiff.ToString(CultureInfo.InvariantCulture), sync);
+
+        var positionSid = TryGetPositionDiffSid(req.NId);
+        if (positionSid != null)
+        {
+            var newPositionDiff = Math.Max(ReadInt(player, positionSid.Value), req.NDiff);
+            SetStr(player, positionSid.Value, newPositionDiff.ToString(CultureInfo.InvariantCulture), sync);
+        }
+
+        var score = ComputeIntegral(req.NId, req.NDiff, req.ResidueTime);
+        if (score > ReadInt(player, GetBossSid(req.NId, 4)))
+        {
+            WriteBestRun(player, req.NId, req.NTeamId, req.NTime, score, sync);
+        }
+
+        return (new JsonObject(), sync);
+    }
+
+    public static (JsonNode Response, NtfSyncPlayer Sync) HandleFail(PlayerInstance player, JsonNode? param)
+    {
+        var req = param?.Deserialize<FailParam>(JsonOptions);
+        var sync = new NtfSyncPlayer();
+        if (req == null)
+        {
+            return (new JsonObject(), sync);
+        }
+
+        var totalSid = GetBossSid(req.NId, 7);
+        SetStr(player, totalSid, (ReadInt(player, totalSid) + 1).ToString(CultureInfo.InvariantCulture), sync);
+
+        return (new JsonObject(), sync);
+    }
+
+    public static (object Response, NtfSyncPlayer Sync) HandleMopup(PlayerInstance player, string? param)
+    {
+        var req = Deserialize<MopupParam>(param);
+        var sync = new NtfSyncPlayer();
+        if (req == null)
+        {
+            return (new { }, sync);
+        }
+
+        var totalSid = GetBossSid(req.NId, 7);
+        var successSid = GetBossSid(req.NId, 6);
+        var diffSid = GetBossSid(req.NId, 8);
+
+        SetStr(player, totalSid, (ReadInt(player, totalSid) + 1).ToString(CultureInfo.InvariantCulture), sync);
+        SetStr(player, successSid, (ReadInt(player, successSid) + 1).ToString(CultureInfo.InvariantCulture), sync);
+
+        var clearedDiff = Math.Max(ReadInt(player, diffSid), req.NDiff);
+        SetStr(player, diffSid, clearedDiff.ToString(CultureInfo.InvariantCulture), sync);
+
+        var positionSid = TryGetPositionDiffSid(req.NId);
+        if (positionSid != null)
+        {
+            var newPositionDiff = Math.Max(ReadInt(player, positionSid.Value), req.NDiff + 1);
+            SetStr(player, positionSid.Value, newPositionDiff.ToString(CultureInfo.InvariantCulture), sync);
+        }
+
+        var score = ComputeIntegral(req.NId, req.NDiff, 0);
+        if (score > ReadInt(player, GetBossSid(req.NId, 4)))
+        {
+            WriteBestRun(player, req.NId, 0, 0, score, sync);
+        }
+
+        return (new { }, sync);
+    }
+
+    public static object HandleGetReward(string? param)
+    {
+        _ = Deserialize<RewardParam>(param);
+        return new { tbAward = Array.Empty<object>() };
+    }
+
+    private static async ValueTask EnsureBossLineupsAsync(PlayerInstance player)
+    {
+        var lineups = player.LineupManager.LineupData.LineupInfo;
+        var baseLineup = lineups.GetValueOrDefault(1) ?? lineups.Values.FirstOrDefault();
+        if (baseLineup == null)
+        {
+            return;
+        }
+
+        if (!lineups.ContainsKey((int)BossLineup1))
+        {
+            await player.LineupManager.UpdateLineup((int)BossLineup1, baseLineup.Member1, baseLineup.Member2, baseLineup.Member3, true);
+        }
+
+        if (!lineups.ContainsKey((int)BossLineup2))
+        {
+            await player.LineupManager.UpdateLineup((int)BossLineup2, baseLineup.Member1, baseLineup.Member2, baseLineup.Member3, true);
+        }
+    }
+
+    private static void WriteBestRun(PlayerInstance player, uint bossLevelId, uint lineupId, double finishTime, int score, NtfSyncPlayer sync)
+    {
+        var snapshots = CaptureLineupSnapshots(player, lineupId);
+        SetStr(player, GetBossSid(bossLevelId, 1), System.Text.Json.JsonSerializer.Serialize(snapshots[0], JsonOptions), sync);
+        SetStr(player, GetBossSid(bossLevelId, 2), System.Text.Json.JsonSerializer.Serialize(snapshots[1], JsonOptions), sync);
+        SetStr(player, GetBossSid(bossLevelId, 3), System.Text.Json.JsonSerializer.Serialize(snapshots[2], JsonOptions), sync);
+        SetStr(player, GetBossSid(bossLevelId, 4), score.ToString(CultureInfo.InvariantCulture), sync);
+        SetStr(player, GetBossSid(bossLevelId, 5), Math.Max(0, (int)Math.Floor(finishTime)).ToString(CultureInfo.InvariantCulture), sync);
+    }
+
+    private static BossPvpRoleSnapshot[] CaptureLineupSnapshots(PlayerInstance player, uint lineupId)
+    {
+        var lineups = player.LineupManager.LineupData.LineupInfo;
+        var lineup = lineups.GetValueOrDefault((int)lineupId)
+            ?? lineups.GetValueOrDefault((int)BossLineup1)
+            ?? lineups.GetValueOrDefault(1)
+            ?? lineups.Values.FirstOrDefault();
+
+        if (lineup == null)
+        {
+            return [new(), new(), new()];
+        }
+
+        return
+        [
+            CaptureRoleSnapshot(player, lineup.Member1),
+            CaptureRoleSnapshot(player, lineup.Member2),
+            CaptureRoleSnapshot(player, lineup.Member3)
+        ];
+    }
+
+    private static BossPvpRoleSnapshot CaptureRoleSnapshot(PlayerInstance player, uint characterGuid)
+    {
+        if (characterGuid == 0)
+        {
+            return new BossPvpRoleSnapshot();
+        }
+
+        var character = player.CharacterManager.GetCharacterByGUID(characterGuid);
+        if (character == null)
+        {
+            return new BossPvpRoleSnapshot();
+        }
+
+        var snapshot = new BossPvpRoleSnapshot
+        {
+            Role = character.Guid,
+            Weapon = character.WeaponUniqueId
+        };
+
+        var weapon = player.InventoryManager.GetWeaponItem(character.WeaponUniqueId);
+        if (weapon != null)
+        {
+            snapshot.Wgdpl = BuildWeaponGdpl(weapon);
+            snapshot.Wslot = weapon.PartSlots;
+        }
+
+        var supports = character.SupportSlots
+            .OrderBy(x => x.Key)
+            .Select(x => x.Value)
+            .Where(x => x != 0)
+            .Take(3)
+            .ToArray();
+
+        if (supports.Length > 0)
+        {
+            snapshot.S1 = supports[0];
+            snapshot.Sgdpl1 = BuildSupportGdpl(player.InventoryManager.GetSupportCardItem(supports[0]));
+        }
+
+        if (supports.Length > 1)
+        {
+            snapshot.S2 = supports[1];
+            snapshot.Sgdpl2 = BuildSupportGdpl(player.InventoryManager.GetSupportCardItem(supports[1]));
+        }
+
+        if (supports.Length > 2)
+        {
+            snapshot.S3 = supports[2];
+            snapshot.Sgdpl3 = BuildSupportGdpl(player.InventoryManager.GetSupportCardItem(supports[2]));
+        }
+
+        return snapshot;
+    }
+
+    private static List<uint> BuildWeaponGdpl(GameWeaponInfo weapon)
+    {
+        var gdpl = DecodeGdpl(weapon.TemplateId);
+        gdpl.Add(weapon.Level);
+        gdpl.Add(weapon.Evolue);
+        return gdpl;
+    }
+
+    private static List<uint> BuildSupportGdpl(GameSupportCardInfo? support)
+    {
+        if (support == null)
+        {
+            return [];
+        }
+
+        var gdpl = DecodeGdpl(support.TemplateId);
+        gdpl.Add(support.Level);
+        gdpl.Add(0);
+        return gdpl;
+    }
+
+    private static List<uint> DecodeGdpl(ulong templateId)
+    {
+        return
+        [
+            (uint)(templateId & 0xFFFF),
+            (uint)((templateId >> 16) & 0xFFFF),
+            (uint)((templateId >> 32) & 0xFFFF),
+            (uint)((templateId >> 48) & 0xFFFF)
+        ];
+    }
+
+    private static int ComputeIntegral(uint bossLevelId, int diff, int residueTime)
+    {
+        if (!GameData.BossPvpBossData.TryGetValue(bossLevelId, out var boss) || diff <= 0 || diff > boss.BossLevel.Count)
+        {
+            return 0;
+        }
+
+        var info = boss.BossLevel[diff - 1];
+        if (info.Count == 0)
+        {
+            return 0;
+        }
+
+        var multiplier = info.Count > 2 ? info[2] : 0;
+        var baseScore = info.Count > 3 ? info[3] : 0;
+        var residueScore = info.Count > 4 ? info[4] : 0;
+        var total = (baseScore + residueScore * Math.Max(0, residueTime)) * multiplier;
+        return (int)Math.Floor(total + 0.5);
+    }
+
+    private static uint? TryGetPositionDiffSid(uint bossLevelId)
+    {
+        var season = GetOpenSeason();
+        if (season == null)
+        {
+            return null;
+        }
+
+        var index = season.BossIds.FindIndex(x => x == bossLevelId);
+        return index >= 0 ? DiffStartId + (uint)(index + 1) : null;
+    }
+
+    private static BossPvpBossChallengeExcel? GetOpenSeason()
+    {
+        var now = DateTimeOffset.Now;
+        var current = GameData.BossPvpBossChallengeData.Values
+            .OrderBy(x => x.ID)
+            .FirstOrDefault(x =>
+            {
+                var startAt = ParseBossTime(x.StartTime);
+                var endAt = ParseBossTime(x.EndTime);
+                return startAt != null && endAt != null && now >= startAt && now <= endAt;
+            });
+
+        return current ?? GameData.BossPvpBossChallengeData.Values.OrderBy(x => x.ID).FirstOrDefault();
+    }
+
+    private static uint GetDailyChallengeNum()
+    {
+        var now = DateTime.Now;
+        if (now.Hour < 4)
+        {
+            now = now.AddHours(-4);
+        }
+
+        var week = now.DayOfWeek == DayOfWeek.Sunday ? 7 : (int)now.DayOfWeek;
+        return GameData.BossPvpNumData.TryGetValue((uint)week, out var count) ? count.Num : 8;
+    }
+
+    private static int ReadInt(PlayerInstance player, uint sid)
+    {
+        var attr = player.Data.StrAttrs.FirstOrDefault(x => x.Gid == GroupId && x.Sid == sid)?.Val;
+        return int.TryParse(attr, NumberStyles.Integer, CultureInfo.InvariantCulture, out var value) ? value : 0;
+    }
+
+    private static void EnsureStr(PlayerInstance player, uint sid, string value, NtfSyncPlayer sync)
+    {
+        var attr = player.Data.StrAttrs.FirstOrDefault(x => x.Gid == GroupId && x.Sid == sid);
+        if (attr != null)
+        {
+            return;
+        }
+
+        SetStr(player, sid, value, sync);
+    }
+
+    private static void SetStr(PlayerInstance player, uint sid, string value, NtfSyncPlayer sync)
+    {
+        player.SetStrAttr(GroupId, sid, value);
+        sync.CustomStr[player.ToShiftedAttrKey(GroupId, sid)] = value;
+    }
+
+    private static uint GetBossSid(uint bossLevelId, uint offset) => (LevelStride * bossLevelId) + LevelStartSid + offset;
+
+    private static string EmptySnapshotJson() => System.Text.Json.JsonSerializer.Serialize(new BossPvpRoleSnapshot(), JsonOptions);
+
+    private static T? Deserialize<T>(string? param)
+    {
+        if (string.IsNullOrWhiteSpace(param))
+        {
+            return default;
+        }
+
+        return System.Text.Json.JsonSerializer.Deserialize<T>(param, JsonOptions);
+    }
+
+    private static DateTimeOffset? ParseBossTime(string? value)
+    {
+        if (string.IsNullOrWhiteSpace(value))
+        {
+            return null;
+        }
+
+        var raw = value.Trim().Trim('[', ']');
+        if (!DateTime.TryParseExact(raw, "yyyyMMddHHmm", CultureInfo.InvariantCulture, DateTimeStyles.None, out var localTime))
+        {
+            return null;
+        }
+
+        return new DateTimeOffset(localTime);
+    }
+
+    private sealed class EnterLevelParam
+    {
+        [JsonPropertyName("nID")] public uint NId { get; set; }
+    }
+
+    private sealed class RecordParam
+    {
+        [JsonPropertyName("nID")] public uint NId { get; set; }
+        [JsonPropertyName("nDiff")] public int NDiff { get; set; }
+        [JsonPropertyName("nTime")] public double NTime { get; set; }
+        [JsonPropertyName("ResidueTime")] public int ResidueTime { get; set; }
+        [JsonPropertyName("bRecord")] public bool BRecord { get; set; }
+        [JsonPropertyName("nTeamID")] public uint NTeamId { get; set; }
+    }
+
+    private sealed class SettlementParam
+    {
+        [JsonPropertyName("nID")] public uint NId { get; set; }
+        [JsonPropertyName("nDiff")] public int NDiff { get; set; }
+        [JsonPropertyName("nTime")] public double NTime { get; set; }
+        [JsonPropertyName("ResidueTime")] public int ResidueTime { get; set; }
+        [JsonPropertyName("nTeamID")] public uint NTeamId { get; set; }
+    }
+
+    private sealed class FailParam
+    {
+        [JsonPropertyName("nID")] public uint NId { get; set; }
+    }
+
+    private sealed class MopupParam
+    {
+        [JsonPropertyName("nID")] public uint NId { get; set; }
+        [JsonPropertyName("nDiff")] public int NDiff { get; set; }
+    }
+
+    private sealed class RewardParam
+    {
+        [JsonPropertyName("tbTaskID")] public List<uint> TaskIds { get; set; } = [];
+    }
+
+    private sealed class BossPvpRoleSnapshot
+    {
+        [JsonPropertyName("role")] public uint Role { get; set; }
+        [JsonPropertyName("weapon")] public uint Weapon { get; set; }
+        [JsonPropertyName("s1")] public uint S1 { get; set; }
+        [JsonPropertyName("s2")] public uint S2 { get; set; }
+        [JsonPropertyName("s3")] public uint S3 { get; set; }
+        [JsonPropertyName("wgdpl")] public List<uint> Wgdpl { get; set; } = [];
+        [JsonPropertyName("wslot")] public Dictionary<uint, ulong> Wslot { get; set; } = [];
+        [JsonPropertyName("sgdpl1")] public List<uint> Sgdpl1 { get; set; } = [];
+        [JsonPropertyName("sgdpl2")] public List<uint> Sgdpl2 { get; set; } = [];
+        [JsonPropertyName("sgdpl3")] public List<uint> Sgdpl3 { get; set; } = [];
+    }
+}

GameServer/Server/CallGS/Handlers/Chapter/Chapter_DealLevelSettlement.cs

@@ -1,6 +1,8 @@
 using System.Text.Json;
 using System.Text.Json.Nodes;
 using System.Text.Json.Serialization;
+using MikuSB.GameServer.Server.CallGS.Handlers.BossPvp;
+using MikuSB.Proto;
 
 namespace MikuSB.GameServer.Server.CallGS.Handlers.Chapter;
 
@@ -10,17 +12,20 @@ public class Chapter_DealLevelSettlement : ICallGSHandler
     public async Task Handle(Connection connection, string param, ushort seqNo)
     {
         var req = JsonSerializer.Deserialize<DealLevelSettlementParam>(param);
+        NtfSyncPlayer? extraSync = null;
         var response = new JsonObject
         {
             ["sCmd"] = req?.SCmd ?? "Chapter_LevelSettlement",
-            ["tbParam"] = BuildSettlementPayload(req?.SCmd, req?.TbParam)
+            ["tbParam"] = BuildSettlementPayload(connection, req?.SCmd, req?.TbParam, out extraSync)
         };
 
-        await CallGSRouter.SendScript(connection, "Chapter_DealLevelSettlement", response.ToJsonString());
+        await CallGSRouter.SendScript(connection, "Chapter_DealLevelSettlement", response.ToJsonString(), extraSync!);
     }
 
-    private static JsonNode BuildSettlementPayload(string? sCmd, JsonNode? tbParam)
+    private static JsonNode BuildSettlementPayload(Connection connection, string? sCmd, JsonNode? tbParam, out NtfSyncPlayer? extraSync)
     {
+        extraSync = null;
+
         if (string.Equals(sCmd, "Chapter_LevelSettlement", StringComparison.Ordinal))
         {
             return new JsonArray();
@@ -37,6 +42,20 @@ public class Chapter_DealLevelSettlement : ICallGSHandler
             return result;
         }
 
+        if (string.Equals(sCmd, "BossPvpLogic_LevelSettlement", StringComparison.Ordinal))
+        {
+            var (response, sync) = BossPvpShared.HandleSettlement(connection.Player!, tbParam);
+            extraSync = sync;
+            return response;
+        }
+
+        if (string.Equals(sCmd, "BossPvpLogic_LevelFail", StringComparison.Ordinal))
+        {
+            var (response, sync) = BossPvpShared.HandleFail(connection.Player!, tbParam);
+            extraSync = sync;
+            return response;
+        }
+
         return tbParam?.DeepClone() ?? new JsonObject();
     }
 }

GameServer/Server/CallGS/Handlers/Gacha/Gacha_Launch.cs

@@ -0,0 +1,552 @@
+using MikuSB.Data;
+using MikuSB.Data.Excel;
+using MikuSB.Database;
+using MikuSB.Database.Player;
+using MikuSB.Enums.Item;
+using MikuSB.GameServer.Game.Player;
+using MikuSB.Proto;
+using Newtonsoft.Json.Linq;
+using System.Text;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace MikuSB.GameServer.Server.CallGS.Handlers.Gacha;
+
+[CallGSApi("Gacha_Launch")]
+public class Gacha_Launch : ICallGSHandler
+{
+    private const uint GachaGid = 5;
+    private const uint GachaSgid = 42;
+    private const uint SidTotalTime = 1;
+    private const uint SidDailyTotalTime = 2;
+    private const uint Interval = 10;
+    private const uint SidTimeInheritStart = 20000;
+    private const uint SidTimeNotInheritStart = 10;
+    private const uint SidAddTimeItem = 1;
+    private const uint SidAddTimeProb = 2;
+    private const uint SidAddProtectType = 3;
+    private const uint SidAddTotalTime = 7;
+    private const int UpSelectIndex = 0;
+    private const int UpSelectGetFlagIndex = 1;
+    private static readonly Random Rng = new();
+
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var player = connection.Player!;
+        var req = JsonSerializer.Deserialize<GachaLaunchParam>(param);
+        if (req == null || req.NId == 0 || req.NTime is not (1 or 10))
+        {
+            await CallGSRouter.SendScript(connection, "Gacha_Launch", "{\"sErr\":\"error.BadParam\"}");
+            return;
+        }
+
+        if (!GameData.GachaData.TryGetValue((uint)req.NId, out var gachaCfg))
+        {
+            await CallGSRouter.SendScript(connection, "Gacha_Launch", "{\"sErr\":\"error.BadParam\"}");
+            return;
+        }
+
+        var poolNames = (gachaCfg.Pool ?? [])
+            .Where(GameData.GachaPoolData.ContainsKey)
+            .ToList();
+        var allPoolItems = poolNames
+            .SelectMany(p => GameData.GachaPoolData[p])
+            .ToList();
+
+        if (allPoolItems.Count == 0 || !GameData.GachaProbabilityData.TryGetValue(gachaCfg.Probability, out var baseProbCfg))
+        {
+            await CallGSRouter.SendScript(connection, "Gacha_Launch", "{\"sErr\":\"error.BadParam\"}");
+            return;
+        }
+
+        var pityState = LoadPityState(player, gachaCfg);
+        var upSelectState = LoadUpSelectState(player, gachaCfg);
+        var config = BuildRuntimeConfig(gachaCfg, poolNames);
+        var awards = new List<List<uint>>();
+        var tbNew = new List<int>();
+        var tbTrigger = new List<bool>();
+        var syncItems = new List<Item>();
+        var sync = new NtfSyncPlayer();
+
+        for (int i = 0; i < req.NTime; i++)
+        {
+            var forceTopUp = config.UpTarget != null && pityState.ProtectType == 2;
+            var hitHardPity = config.ProtectThreshold > 0 && pityState.ItemCount + 1 >= config.ProtectThreshold;
+            var useTenGuarantee = gachaCfg.ProbabilityTen != 0
+                && pityState.TenCount + 1 >= 10
+                && !HasGuaranteedTenRarity(config, awards);
+
+            GachaProbabilityExcel probCfg = baseProbCfg;
+            if (useTenGuarantee && GameData.GachaProbabilityData.TryGetValue(gachaCfg.ProbabilityTen, out var tenProbCfg))
+                probCfg = tenProbCfg;
+
+            GachaPoolItem? item;
+            bool trigger = false;
+
+            if (hitHardPity)
+            {
+                item = PickGuaranteedItem(gachaCfg, config, preferUp: forceTopUp);
+                trigger = item != null;
+            }
+            else
+            {
+                var rarity = RollRarity(probCfg);
+                item = forceTopUp && config.UpTarget != null && rarity >= config.TopRarity
+                    ? PickGuaranteedItem(gachaCfg, config, preferUp: true)
+                    : PickItem(allPoolItems, rarity);
+                trigger = forceTopUp && item != null && config.UpTarget != null && item.Rarity == config.UpTarget.Rarity;
+            }
+
+            if (item != null && upSelectState.SelectedItem != null && item.Rarity >= config.TopRarity)
+            {
+                bool forceSelected = upSelectState.GuaranteedNext;
+                bool shouldSelect = forceSelected || Rng.Next(100) < 50;
+                if (shouldSelect)
+                {
+                    var selectedItem = FindExactItem(allPoolItems, upSelectState.SelectedItem);
+                    if (selectedItem != null && selectedItem.Rarity >= config.TopRarity)
+                        item = selectedItem;
+                }
+            }
+
+            if (item == null || item.GDPL.Count < 4)
+            {
+                tbTrigger.Add(false);
+                continue;
+            }
+
+            var g = item.GDPL[0];
+            var d = item.GDPL[1];
+            var p = item.GDPL[2];
+            var l = item.GDPL[3];
+
+            awards.Add([g, d, p, l]);
+            tbTrigger.Add(trigger);
+
+            UpdatePityState(pityState, config, item);
+            UpdateUpSelectState(upSelectState, config, item);
+
+            var itemType = (ItemTypeEnum)g;
+            switch (itemType)
+            {
+                case ItemTypeEnum.TYPE_CARD:
+                {
+                    var alreadyOwned = player.CharacterManager.GetCharacterGDPL(itemType, (int)d, (int)p) != null;
+                    if (!alreadyOwned)
+                    {
+                        var charInfo = await player.CharacterManager.AddCharacter(itemType, d, p, sendPacket: false);
+                        if (charInfo != null)
+                        {
+                            syncItems.Add(charInfo.ToProto());
+                            tbNew.Add(awards.Count);
+                        }
+                    }
+                    break;
+                }
+                case ItemTypeEnum.TYPE_WEAPON:
+                {
+                    var weaponInfo = await player.InventoryManager.AddWeaponItem(itemType, d, p, l, sendPacket: false);
+                    if (weaponInfo != null) syncItems.Add(weaponInfo.ToProto());
+                    break;
+                }
+                case ItemTypeEnum.TYPE_SUPPORT:
+                {
+                    var cardInfo = await player.InventoryManager.AddSupportCardItem(d, p, l, sendPacket: false);
+                    if (cardInfo != null) syncItems.Add(cardInfo.ToProto());
+                    break;
+                }
+            }
+        }
+
+        if (awards.Count == 0)
+        {
+            await CallGSRouter.SendScript(connection, "Gacha_Launch", "{\"sErr\":\"error.BadParam\"}");
+            return;
+        }
+
+        SavePityState(player, gachaCfg, pityState, awards.Count, sync);
+        SaveUpSelectState(player, gachaCfg, upSelectState, sync);
+        DatabaseHelper.SaveDatabaseType(player.Data);
+        DatabaseHelper.SaveDatabaseType(player.InventoryManager.InventoryData);
+        DatabaseHelper.SaveDatabaseType(player.CharacterManager.CharacterData);
+
+        sync.Items.AddRange(syncItems);
+
+        var rsp = BuildResponse(req.NId, awards, tbNew, tbTrigger);
+        await CallGSRouter.SendScript(connection, "Gacha_Launch", rsp, sync);
+    }
+
+    private static bool HasGuaranteedTenRarity(GachaRuntimeConfig config, List<List<uint>> awards)
+    {
+        if (awards.Count == 0)
+            return false;
+
+        int windowStart = awards.Count >= 9 ? awards.Count - 9 : 0;
+        for (int i = windowStart; i < awards.Count; i++)
+        {
+            var award = awards[i];
+            if (award.Count < 4)
+                continue;
+
+            var template = FindPoolItemByGdpl(config.AllPoolItems, award);
+            if (template != null && template.Rarity >= config.TenGuaranteeRarity)
+                return true;
+        }
+
+        return false;
+    }
+
+    private static GachaPoolItem? FindPoolItemByGdpl(List<GachaPoolItem> pool, List<uint> gdpl) =>
+        pool.FirstOrDefault(x =>
+            x.GDPL.Count >= 4 &&
+            x.GDPL[0] == gdpl[0] &&
+            x.GDPL[1] == gdpl[1] &&
+            x.GDPL[2] == gdpl[2] &&
+            x.GDPL[3] == gdpl[3]);
+
+    private static GachaPoolItem? FindExactItem(List<GachaPoolItem> pool, uint[] gdpl) =>
+        pool.FirstOrDefault(x =>
+            x.GDPL.Count >= 4 &&
+            x.GDPL[0] == gdpl[0] &&
+            x.GDPL[1] == gdpl[1] &&
+            x.GDPL[2] == gdpl[2] &&
+            x.GDPL[3] == gdpl[3]);
+
+    private static GachaRuntimeConfig BuildRuntimeConfig(GachaExcel gachaCfg, List<string> poolNames)
+    {
+        var allPoolItems = poolNames.SelectMany(name => GameData.GachaPoolData[name]).ToList();
+        var protectPools = ParsePoolRarities(gachaCfg.ProtectNum);
+        var upTarget = ParseSinglePoolRarity(gachaCfg.UpNum);
+        var topRarity = new[] { upTarget?.Rarity ?? 0 }.Concat(protectPools.Select(x => x.Rarity)).Max();
+        if (topRarity <= 0)
+            topRarity = allPoolItems.Count == 0 ? 0 : allPoolItems.Max(x => x.Rarity);
+
+        return new GachaRuntimeConfig
+        {
+            AllPoolItems = allPoolItems,
+            ProtectThreshold = ParseThreshold(gachaCfg.ProtectNum),
+            ProtectPools = protectPools,
+            UpTarget = upTarget,
+            TopRarity = topRarity,
+            TenGuaranteeRarity = 4
+        };
+    }
+
+    private static int ParseThreshold(JToken? token)
+    {
+        if (token is not JArray arr || arr.Count == 0)
+            return 0;
+
+        return arr[0]?.Value<int>() ?? 0;
+    }
+
+    private static List<PoolRarityRef> ParsePoolRarities(JToken? token)
+    {
+        var result = new List<PoolRarityRef>();
+        if (token is not JArray arr || arr.Count < 2 || arr[1] is not JArray entries)
+            return result;
+
+        foreach (var entry in entries.OfType<JArray>())
+        {
+            if (entry.Count < 2)
+                continue;
+
+            var poolName = entry[0]?.Value<string>();
+            var rarity = entry[1]?.Value<int>() ?? 0;
+            if (string.IsNullOrWhiteSpace(poolName) || rarity <= 0)
+                continue;
+
+            result.Add(new PoolRarityRef(poolName, rarity));
+        }
+
+        return result;
+    }
+
+    private static PoolRarityRef? ParseSinglePoolRarity(JToken? token)
+    {
+        if (token is not JArray arr || arr.Count < 2 || arr[1] is not JArray entry || entry.Count < 2)
+            return null;
+
+        var poolName = entry[0]?.Value<string>();
+        var rarity = entry[1]?.Value<int>() ?? 0;
+        return string.IsNullOrWhiteSpace(poolName) || rarity <= 0 ? null : new PoolRarityRef(poolName, rarity);
+    }
+
+    private static GachaPityState LoadPityState(PlayerInstance player, GachaExcel gachaCfg)
+    {
+        var baseSid = GetBaseSid(gachaCfg);
+        return new GachaPityState
+        {
+            ItemCount = (int)GetAttr(player, GachaGid, baseSid + SidAddTimeItem),
+            TenCount = (int)GetAttr(player, GachaGid, baseSid + SidAddTimeProb),
+            ProtectType = Math.Max(1, (int)GetAttr(player, GachaGid, baseSid + SidAddProtectType)),
+            PoolTotalTime = (int)GetAttr(player, GachaGid, baseSid + SidAddTotalTime)
+        };
+    }
+
+    private static void SavePityState(PlayerInstance player, GachaExcel gachaCfg, GachaPityState state, int drawCount, NtfSyncPlayer sync)
+    {
+        var baseSid = GetBaseSid(gachaCfg);
+
+        SetAttr(player, sync, GachaGid, SidTotalTime, GetAttr(player, GachaGid, SidTotalTime) + (uint)drawCount);
+        SetAttr(player, sync, GachaGid, SidDailyTotalTime, GetAttr(player, GachaGid, SidDailyTotalTime) + (uint)drawCount);
+        SetAttr(player, sync, GachaGid, baseSid + SidAddTimeItem, (uint)state.ItemCount);
+        SetAttr(player, sync, GachaGid, baseSid + SidAddTimeProb, (uint)state.TenCount);
+        SetAttr(player, sync, GachaGid, baseSid + SidAddProtectType, (uint)Math.Max(1, state.ProtectType));
+        SetAttr(player, sync, GachaGid, baseSid + SidAddTotalTime, (uint)(state.PoolTotalTime + drawCount));
+    }
+
+    private static GachaUpSelectState LoadUpSelectState(PlayerInstance player, GachaExcel gachaCfg)
+    {
+        if (gachaCfg.UpSelect != 1)
+            return new GachaUpSelectState();
+
+        var raw = player.Data.StrAttrs.FirstOrDefault(x => x.Gid == GachaSgid && x.Sid == gachaCfg.ID)?.Val;
+        if (string.IsNullOrWhiteSpace(raw))
+            return new GachaUpSelectState();
+
+        try
+        {
+            var state = JArray.Parse(raw);
+            uint[]? selected = null;
+            if (state.Count > UpSelectIndex && state[UpSelectIndex] is JArray selectedArray && selectedArray.Count >= 4)
+            {
+                selected =
+                [
+                    selectedArray[0]?.Value<uint>() ?? 0,
+                    selectedArray[1]?.Value<uint>() ?? 0,
+                    selectedArray[2]?.Value<uint>() ?? 0,
+                    selectedArray[3]?.Value<uint>() ?? 0
+                ];
+            }
+
+            return new GachaUpSelectState
+            {
+                SelectedItem = selected,
+                GuaranteedNext = state.Count > UpSelectGetFlagIndex && (state[UpSelectGetFlagIndex]?.Value<int>() ?? 0) == 1,
+                RawState = state
+            };
+        }
+        catch
+        {
+            return new GachaUpSelectState();
+        }
+    }
+
+    private static void SaveUpSelectState(PlayerInstance player, GachaExcel gachaCfg, GachaUpSelectState state, NtfSyncPlayer sync)
+    {
+        if (gachaCfg.UpSelect != 1 || state.RawState == null)
+            return;
+
+        EnsureArraySize(state.RawState, 2);
+        state.RawState[UpSelectGetFlagIndex] = state.GuaranteedNext ? 1 : 0;
+
+        var value = state.RawState.ToString(Newtonsoft.Json.Formatting.None);
+        player.SetStrAttr(GachaSgid, gachaCfg.ID, value);
+        sync.CustomStr[player.ToShiftedAttrKey(GachaSgid, gachaCfg.ID)] = value;
+    }
+
+    private static uint GetBaseSid(GachaExcel gachaCfg)
+    {
+        if (gachaCfg.ProtectTag.HasValue)
+            return SidTimeInheritStart + (gachaCfg.ProtectTag.Value * Interval);
+
+        return SidTimeNotInheritStart + (gachaCfg.ID * Interval);
+    }
+
+    private static uint GetAttr(PlayerInstance player, uint gid, uint sid) =>
+        player.Data.Attrs.FirstOrDefault(x => x.Gid == gid && x.Sid == sid)?.Val ?? 0;
+
+    private static void SetAttr(PlayerInstance player, NtfSyncPlayer sync, uint gid, uint sid, uint value)
+    {
+        var attr = player.Data.Attrs.FirstOrDefault(x => x.Gid == gid && x.Sid == sid);
+        if (attr == null)
+        {
+            attr = new PlayerAttr { Gid = gid, Sid = sid };
+            player.Data.Attrs.Add(attr);
+        }
+
+        attr.Val = value;
+        sync.Custom[player.ToPackedAttrKey(gid, sid)] = value;
+        sync.Custom[player.ToShiftedAttrKey(gid, sid)] = value;
+    }
+
+    private static void UpdatePityState(GachaPityState state, GachaRuntimeConfig config, GachaPoolItem item)
+    {
+        if (item.Rarity >= config.TenGuaranteeRarity)
+            state.TenCount = 0;
+        else
+            state.TenCount++;
+
+        if (item.Rarity >= config.TopRarity)
+        {
+            state.ItemCount = 0;
+            if (config.UpTarget != null)
+                state.ProtectType = IsFromPool(item, config.UpTarget) ? 1 : 2;
+            else
+                state.ProtectType = 1;
+        }
+        else
+        {
+            state.ItemCount++;
+        }
+    }
+
+    private static void UpdateUpSelectState(GachaUpSelectState state, GachaRuntimeConfig config, GachaPoolItem item)
+    {
+        if (state.SelectedItem == null || item.Rarity < config.TopRarity)
+            return;
+
+        state.GuaranteedNext = !MatchesGdpl(item, state.SelectedItem);
+    }
+
+    private static bool MatchesGdpl(GachaPoolItem item, uint[] gdpl) =>
+        item.GDPL.Count >= 4 &&
+        item.GDPL[0] == gdpl[0] &&
+        item.GDPL[1] == gdpl[1] &&
+        item.GDPL[2] == gdpl[2] &&
+        item.GDPL[3] == gdpl[3];
+
+    private static void EnsureArraySize(JArray state, int size)
+    {
+        while (state.Count < size)
+            state.Add(JValue.CreateNull());
+    }
+
+    private static bool IsFromPool(GachaPoolItem item, PoolRarityRef target) =>
+        item.Rarity == target.Rarity &&
+        GameData.GachaPoolData.TryGetValue(target.PoolName, out var pool) &&
+        pool.Any(x => x.ID == item.ID);
+
+    private static int RollRarity(GachaProbabilityExcel prob)
+    {
+        var weights = prob.Weights;
+        int total = weights.Sum();
+        int roll = Rng.Next(total);
+        int cumulative = 0;
+        for (int i = 0; i < weights.Length; i++)
+        {
+            cumulative += weights[i];
+            if (roll < cumulative)
+                return i + 1;
+        }
+
+        return 3;
+    }
+
+    private static GachaPoolItem? PickGuaranteedItem(GachaExcel gachaCfg, GachaRuntimeConfig config, bool preferUp)
+    {
+        if (preferUp && config.UpTarget != null)
+        {
+            var upItem = PickItemFromPool(config.UpTarget.PoolName, config.UpTarget.Rarity);
+            if (upItem != null)
+                return upItem;
+        }
+
+        foreach (var poolRef in config.ProtectPools)
+        {
+            var item = PickItemFromPool(poolRef.PoolName, poolRef.Rarity);
+            if (item != null)
+                return item;
+        }
+
+        return PickItem(config.AllPoolItems, config.TopRarity);
+    }
+
+    private static GachaPoolItem? PickItemFromPool(string poolName, int rarity)
+    {
+        if (!GameData.GachaPoolData.TryGetValue(poolName, out var pool))
+            return null;
+
+        return PickItem(pool, rarity);
+    }
+
+    private static GachaPoolItem? PickItem(List<GachaPoolItem> pool, int rarity)
+    {
+        var candidates = pool.Where(x => x.Rarity == rarity).ToList();
+        if (candidates.Count == 0)
+        {
+            candidates = pool.Where(x => x.Rarity == rarity - 1).ToList();
+            if (candidates.Count == 0)
+                return pool.FirstOrDefault();
+        }
+
+        int total = candidates.Sum(x => x.Weight);
+        if (total <= 0)
+            return candidates[Rng.Next(candidates.Count)];
+
+        int roll = Rng.Next(total);
+        int cumulative = 0;
+        foreach (var item in candidates)
+        {
+            cumulative += item.Weight;
+            if (roll < cumulative)
+                return item;
+        }
+
+        return candidates.Last();
+    }
+
+    private static string BuildResponse(int nId, List<List<uint>> awards, List<int> tbNew, List<bool> tbTrigger)
+    {
+        var sb = new StringBuilder();
+        sb.Append("{\"nId\":");
+        sb.Append(nId);
+        sb.Append(",\"tbAwards\":[");
+        for (int i = 0; i < awards.Count; i++)
+        {
+            if (i > 0)
+                sb.Append(',');
+
+            sb.Append('[');
+            sb.Append(string.Join(',', awards[i]));
+            sb.Append(']');
+        }
+
+        sb.Append("],\"nBoxCount\":0,\"tbNew\":[");
+        sb.Append(string.Join(',', tbNew));
+        sb.Append("],\"tbTrigger\":[");
+        sb.Append(string.Join(',', tbTrigger.Select(b => b ? "true" : "false")));
+        sb.Append("]}");
+        return sb.ToString();
+    }
+}
+
+internal sealed class GachaLaunchParam
+{
+    [JsonPropertyName("nId")]
+    public int NId { get; set; }
+
+    [JsonPropertyName("bPickUp")]
+    public bool BPickUp { get; set; }
+
+    [JsonPropertyName("nTime")]
+    public int NTime { get; set; }
+}
+
+internal sealed class GachaPityState
+{
+    public int ItemCount { get; set; }
+    public int TenCount { get; set; }
+    public int ProtectType { get; set; } = 1;
+    public int PoolTotalTime { get; set; }
+}
+
+internal sealed class GachaRuntimeConfig
+{
+    public List<GachaPoolItem> AllPoolItems { get; set; } = [];
+    public int ProtectThreshold { get; set; }
+    public List<PoolRarityRef> ProtectPools { get; set; } = [];
+    public PoolRarityRef? UpTarget { get; set; }
+    public int TopRarity { get; set; }
+    public int TenGuaranteeRarity { get; set; }
+}
+
+internal sealed class GachaUpSelectState
+{
+    public uint[]? SelectedItem { get; set; }
+    public bool GuaranteedNext { get; set; }
+    public JArray? RawState { get; set; } = new();
+}
+
+internal sealed record PoolRarityRef(string PoolName, int Rarity);

GameServer/Server/CallGS/Handlers/Gacha/Gacha_UpSelect.cs

@@ -0,0 +1,82 @@
+using MikuSB.Data;
+using MikuSB.Database;
+using MikuSB.Proto;
+using Newtonsoft.Json.Linq;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace MikuSB.GameServer.Server.CallGS.Handlers.Gacha;
+
+[CallGSApi("Gacha_UpSelect")]
+public class Gacha_UpSelect : ICallGSHandler
+{
+    private const uint GachaStrGid = 42;
+    private const int UpSelectIndex = 0;
+    private const int UpSelectGetFlagIndex = 1;
+    private const int UpPickPoolIndex = 2;
+
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var req = JsonSerializer.Deserialize<GachaUpSelectParam>(param);
+        var player = connection.Player!;
+        if (req == null || req.NId == 0 || req.Gdpl == null || req.Gdpl.Count < 4)
+        {
+            await CallGSRouter.SendScript(connection, "Gacha_UpSelect", "{\"sErr\":\"error.BadParam\"}");
+            return;
+        }
+
+        if (!GameData.GachaData.TryGetValue((uint)req.NId, out var gachaCfg) || gachaCfg.UpSelect != 1)
+        {
+            await CallGSRouter.SendScript(connection, "Gacha_UpSelect", "{\"sErr\":\"error.BadParam\"}");
+            return;
+        }
+
+        var valid = (gachaCfg.Pool ?? [])
+            .Where(GameData.GachaPoolData.ContainsKey)
+            .SelectMany(name => GameData.GachaPoolData[name])
+            .Any(item =>
+                item.UPSelectTag == 1 &&
+                item.GDPL.Count >= 4 &&
+                item.GDPL[0] == req.Gdpl[0] &&
+                item.GDPL[1] == req.Gdpl[1] &&
+                item.GDPL[2] == req.Gdpl[2] &&
+                item.GDPL[3] == req.Gdpl[3]);
+
+        if (!valid)
+        {
+            await CallGSRouter.SendScript(connection, "Gacha_UpSelect", "{\"sErr\":\"error.BadParam\"}");
+            return;
+        }
+
+        var existing = player.Data.StrAttrs.FirstOrDefault(x => x.Gid == GachaStrGid && x.Sid == (uint)req.NId)?.Val;
+        var state = string.IsNullOrWhiteSpace(existing) ? new JArray() : JArray.Parse(existing);
+
+        EnsureArraySize(state, 3);
+        state[UpSelectIndex] = new JArray(req.Gdpl);
+        state[UpSelectGetFlagIndex] = 0;
+        if (state[UpPickPoolIndex] == null)
+            state[UpPickPoolIndex] = 0;
+
+        player.SetStrAttr(GachaStrGid, (uint)req.NId, state.ToString(Newtonsoft.Json.Formatting.None));
+        DatabaseHelper.SaveDatabaseType(player.Data);
+
+        var sync = new NtfSyncPlayer();
+        sync.CustomStr[player.ToShiftedAttrKey(GachaStrGid, (uint)req.NId)] = state.ToString(Newtonsoft.Json.Formatting.None);
+        await CallGSRouter.SendScript(connection, "Gacha_UpSelect", "{}", sync);
+    }
+
+    private static void EnsureArraySize(JArray state, int size)
+    {
+        while (state.Count < size)
+            state.Add(JValue.CreateNull());
+    }
+}
+
+internal sealed class GachaUpSelectParam
+{
+    [JsonPropertyName("nId")]
+    public int NId { get; set; }
+
+    [JsonPropertyName("gdpl")]
+    public List<uint>? Gdpl { get; set; }
+}

GameServer/Server/CallGS/Handlers/Girl/GirlCard_UpdateLevel.cs

@@ -0,0 +1,296 @@
+using MikuSB.Data;
+using MikuSB.Database;
+using MikuSB.Database.Inventory;
+using MikuSB.Database.Player;
+using MikuSB.Enums.Item;
+using MikuSB.Proto;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace MikuSB.GameServer.Server.CallGS.Handlers.Girl;
+
+[CallGSApi("GirlCard_UpdateLevel")]
+public class GirlCard_UpdateLevel : ICallGSHandler
+{
+    private const uint CashGroupId = 1;
+    private const uint SilverMoneyType = 3;
+    private const uint SilverSid = SilverMoneyType * 2 + 1;
+    private const uint RoleMaxLevel = 80;
+
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var player = connection.Player!;
+        var req = JsonSerializer.Deserialize<GirlCardUpdateLevelParam>(param);
+        if (req == null || req.Id == 0 || req.Materials == null || req.Materials.Count == 0)
+        {
+            await CallGSRouter.SendScript(connection, "GirlCard_UpdateLevel", "{\"sErr\":\"error.BadParam\"}");
+            return;
+        }
+
+        var card = player.CharacterManager.GetCharacterByGUID((uint)req.Id);
+        if (card == null)
+        {
+            await CallGSRouter.SendScript(connection, "GirlCard_UpdateLevel", "{\"sErr\":\"error.BadParam\"}");
+            return;
+        }
+
+        var cardTemplate = GameData.CardData.Values.FirstOrDefault(x =>
+            GameResourceTemplateId.FromGdpl(x.Genre, x.Detail, x.Particular, x.Level) == card.TemplateId);
+        if (cardTemplate == null)
+        {
+            await CallGSRouter.SendScript(connection, "GirlCard_UpdateLevel", "{\"sErr\":\"error.BadParam\"}");
+            return;
+        }
+
+        var levelCap = GetCardLevelCap(player.Data.Level, cardTemplate.LevelLimitID);
+        if (levelCap == 0)
+        {
+            levelCap = card.Level;
+        }
+
+        if (card.Level >= RoleMaxLevel)
+        {
+            await CallGSRouter.SendScript(connection, "GirlCard_UpdateLevel", "{\"sErr\":\"tip.card_max_level\"}");
+            return;
+        }
+
+        var requestedMaterials = new Dictionary<uint, uint>();
+        foreach (var row in req.Materials)
+        {
+            if (row == null || row.Id == 0 || row.Num == 0)
+                continue;
+
+            requestedMaterials[(uint)row.Id] = requestedMaterials.GetValueOrDefault((uint)row.Id) + row.Num;
+        }
+
+        if (requestedMaterials.Count == 0)
+        {
+            await CallGSRouter.SendScript(connection, "GirlCard_UpdateLevel", "{\"sErr\":\"tip.material_not_enough\"}");
+            return;
+        }
+
+        ulong totalExp = 0;
+        ulong totalSilverCost = 0;
+        foreach (var (itemId, count) in requestedMaterials)
+        {
+            var item = player.InventoryManager.GetNormalItem(itemId);
+            if (item == null || item.ItemCount < count)
+            {
+                await CallGSRouter.SendScript(connection, "GirlCard_UpdateLevel", "{\"sErr\":\"tip.material_not_enough\"}");
+                return;
+            }
+
+            if (!GameData.SuppliesData.TryGetValue((uint)item.TemplateId, out var supplies) || supplies.ProvideExp == 0)
+            {
+                await CallGSRouter.SendScript(connection, "GirlCard_UpdateLevel", "{\"sErr\":\"error.BadParam\"}");
+                return;
+            }
+
+            totalExp += (ulong)supplies.ProvideExp * count;
+            totalSilverCost += (ulong)supplies.ConsumeGold * count;
+        }
+
+        var silverAttr = GetOrCreateAttr(player.Data, CashGroupId, SilverSid);
+        if ((ulong)silverAttr.Val < totalSilverCost)
+        {
+            await CallGSRouter.SendScript(connection, "GirlCard_UpdateLevel", "{\"sErr\":\"tip.material_not_enough\"}");
+            return;
+        }
+
+        var syncItems = new List<Item>();
+        foreach (var (itemId, count) in requestedMaterials)
+        {
+            var item = player.InventoryManager.GetNormalItem(itemId)!;
+            item.ItemCount -= count;
+
+            if (item.ItemCount == 0)
+            {
+                player.InventoryManager.InventoryData.Items.Remove(item.UniqueId);
+                syncItems.Add(BuildRemovedProto(item));
+            }
+            else
+            {
+                syncItems.Add(item.ToProto());
+            }
+        }
+
+        silverAttr.Val -= checked((uint)totalSilverCost);
+
+        var (newLevel, newExp) = ApplyCardExp(card.Level, card.Exp, totalExp, levelCap);
+        card.Level = newLevel;
+        card.Exp = checked((int)newExp);
+        syncItems.Add(card.ToProto());
+
+        DatabaseHelper.SaveDatabaseType(player.InventoryManager.InventoryData);
+        DatabaseHelper.SaveDatabaseType(player.CharacterManager.CharacterData);
+        DatabaseHelper.SaveDatabaseType(player.Data);
+
+        var sync = new NtfSyncPlayer();
+        sync.Items.AddRange(syncItems);
+        sync.Custom[player.ToPackedAttrKey(CashGroupId, SilverSid)] = silverAttr.Val;
+        sync.Custom[player.ToShiftedAttrKey(CashGroupId, SilverSid)] = silverAttr.Val;
+
+        await CallGSRouter.SendScript(connection, "GirlCard_UpdateLevel", "null", sync);
+    }
+
+    private static PlayerAttr GetOrCreateAttr(PlayerGameData data, uint gid, uint sid)
+    {
+        var attr = data.Attrs.FirstOrDefault(x => x.Gid == gid && x.Sid == sid);
+        if (attr != null)
+            return attr;
+
+        attr = new PlayerAttr
+        {
+            Gid = gid,
+            Sid = sid,
+            Val = 0
+        };
+        data.Attrs.Add(attr);
+        return attr;
+    }
+
+    private static Item BuildRemovedProto(BaseGameItemInfo item)
+    {
+        var proto = item.ToProto();
+        proto.Count = 0;
+        return proto;
+    }
+
+    private static uint GetCardLevelCap(uint playerLevel, int levelLimitId)
+    {
+        var limits = LoadCardLevelLimit(levelLimitId);
+        if (limits.Count == 0)
+            return 0;
+
+        uint nearestAccountLevel = 0;
+        uint nearestCardLevel = 0;
+
+        foreach (var (accountLevel, cardLevel) in limits)
+        {
+            if (accountLevel < playerLevel)
+            {
+                nearestAccountLevel = accountLevel;
+                nearestCardLevel = cardLevel;
+                continue;
+            }
+
+            if (accountLevel == playerLevel)
+                return Math.Min(cardLevel, RoleMaxLevel);
+
+            var distance = accountLevel - nearestAccountLevel;
+            if (distance == 0)
+                return Math.Min(cardLevel, RoleMaxLevel);
+
+            var percent = (playerLevel - nearestAccountLevel) / (double)distance;
+            var interpolated = (uint)Math.Floor(nearestCardLevel + ((cardLevel - nearestCardLevel) * percent));
+            return Math.Min(interpolated, RoleMaxLevel);
+        }
+
+        return Math.Min(nearestCardLevel, RoleMaxLevel);
+    }
+
+    private static List<(uint AccountLevel, uint CardLevel)> LoadCardLevelLimit(int levelLimitId)
+    {
+        var path = Path.Combine(
+            AppContext.BaseDirectory,
+            "Resources",
+            "item",
+            "level_limit.json");
+
+        if (!File.Exists(path))
+            return [];
+
+        using var doc = JsonDocument.Parse(File.ReadAllText(path));
+        var result = new List<(uint AccountLevel, uint CardLevel)>();
+
+        foreach (var row in doc.RootElement.EnumerateArray())
+        {
+            if (!row.TryGetProperty("ID", out var idProp) || idProp.GetInt32() != levelLimitId)
+                continue;
+
+            if (!row.TryGetProperty("Type", out var typeProp) || typeProp.GetInt32() != 1)
+                continue;
+
+            if (!row.TryGetProperty("Limit", out var limitProp) || limitProp.ValueKind != JsonValueKind.Object)
+                continue;
+
+            foreach (var property in limitProp.EnumerateObject())
+            {
+                if (!uint.TryParse(property.Name, out var accountLevel))
+                    continue;
+
+                uint cardLevel;
+                if (property.Value.ValueKind == JsonValueKind.Number)
+                {
+                    cardLevel = property.Value.GetUInt32();
+                }
+                else if (property.Value.ValueKind == JsonValueKind.String &&
+                         uint.TryParse(property.Value.GetString(), out var parsed))
+                {
+                    cardLevel = parsed;
+                }
+                else
+                {
+                    continue;
+                }
+
+                result.Add((accountLevel, cardLevel));
+            }
+
+            break;
+        }
+
+        result.Sort((a, b) => a.AccountLevel.CompareTo(b.AccountLevel));
+        return result;
+    }
+
+    private static (uint Level, ulong Exp) ApplyCardExp(uint level, int currentExp, ulong addedExp, uint levelCap)
+    {
+        var destLevel = level == 0 ? 1u : level;
+        var destExp = (ulong)Math.Max(0, currentExp) + addedExp;
+
+        if (levelCap > 0 && destLevel >= levelCap)
+            return (destLevel, destExp);
+
+        while (destLevel < RoleMaxLevel)
+        {
+            var needExp = GetCardNeedExp(destLevel);
+            if (needExp == 0 || destExp < needExp)
+                break;
+
+            destExp -= needExp;
+            destLevel++;
+
+            if (levelCap > 0 && destLevel >= levelCap)
+                return (levelCap, destExp);
+        }
+
+        return (destLevel, destExp);
+    }
+
+    private static uint GetCardNeedExp(uint currentLevel)
+    {
+        if (GameData.UpgradeExpData.TryGetValue((int)currentLevel, out var row))
+            return row.CardNeedExp;
+
+        return 0;
+    }
+}
+
+internal sealed class GirlCardUpdateLevelParam
+{
+    [JsonPropertyName("Id")]
+    public int Id { get; set; }
+
+    [JsonPropertyName("tbMaterials")]
+    public List<GirlCardLevelMaterial> Materials { get; set; } = [];
+}
+
+internal sealed class GirlCardLevelMaterial
+{
+    [JsonPropertyName("Id")]
+    public int Id { get; set; }
+
+    [JsonPropertyName("Num")]
+    public uint Num { get; set; }
+}

GameServer/Server/CallGS/Handlers/Misc/ZoneTime_ReqTime.cs

@@ -1,16 +1,14 @@
-using MikuSB.Util.Extensions;
-
 namespace MikuSB.GameServer.Server.CallGS.Handlers.Misc;
 
 // Client requests server time to calculate timezone offset.
-// nTime1/nTime2 are DST transition reference timestamps; returning the same value means no offset.
+// In the client, ZoneTime.lua hardcodes sTime1/sTime2; if nTime1/nTime2 are false, the client ignores this update.
+// Otherwise, offset = nTimeX - ParseTimeNative(sTimeX).
 [CallGSApi("ZoneTime_ReqTime")]
 public class ZoneTime_ReqTime : ICallGSHandler
 {
     public async Task Handle(Connection connection, string param, ushort seqNo)
     {
-        var now = Extensions.GetUnixSec();
+        var arg = $"{{\"nTime1\":false,\"nTime2\":false}}";
-        var arg = $"{{\"nTime1\":{now},\"nTime2\":{now}}}";
         await CallGSRouter.SendScript(connection, "ZoneTime_ChangeTime", arg);
     }
 }

GameServer/Server/CallGS/Handlers/SupporterCard/SupporterCardAffixShared.cs

@@ -0,0 +1,153 @@
+using MikuSB.Data;
+using MikuSB.Data.Excel;
+using MikuSB.Database;
+using MikuSB.Database.Inventory;
+using MikuSB.Database.Player;
+using MikuSB.GameServer.Game.Support;
+using MikuSB.Proto;
+using System.Text.Json.Serialization;
+
+namespace MikuSB.GameServer.Server.CallGS.Handlers.SupporterCard;
+
+internal static class SupporterCardAffixShared
+{
+    public const uint BaseGid = 150;
+    public const uint FixedResetSid = 1;
+
+    public static SupportCardExcel? GetExcel(GameSupportCardInfo card)
+    {
+        return GameData.SupportCardData.FirstOrDefault(x => x.TemplateId == card.TemplateId);
+    }
+
+    public static async Task SendResetResponse(Connection connection, NtfSyncPlayer? sync = null)
+    {
+        await CallGSRouter.SendScript(connection, "SupporterCard_ResetAffix", "null", sync!);
+    }
+
+    public static async Task SendSelectResponse(Connection connection, NtfSyncPlayer? sync = null)
+    {
+        await CallGSRouter.SendScript(connection, "SupporterCard_SelectAffix", "null", sync!);
+    }
+
+    public static List<Item> ConsumeCostItems(Connection connection, IEnumerable<IReadOnlyList<uint>> costs)
+    {
+        var player = connection.Player!;
+        var syncItems = new List<Item>();
+
+        foreach (var cost in costs)
+        {
+            if (cost.Count < 5)
+                continue;
+
+            var templateId = GameResourceTemplateId.FromGdpl(cost);
+            var item = player.InventoryManager.InventoryData.Items.Values.FirstOrDefault(x => x.TemplateId == templateId);
+            if (item == null || item.ItemCount < cost[4])
+                throw new InvalidOperationException("support affix material not enough");
+
+            item.ItemCount -= cost[4];
+            var proto = item.ToProto();
+            if (item.ItemCount == 0)
+            {
+                player.InventoryManager.InventoryData.Items.Remove(item.UniqueId);
+                proto.Count = 0;
+            }
+            syncItems.Add(proto);
+        }
+
+        return syncItems;
+    }
+
+    public static bool HasEnoughItems(Connection connection, IEnumerable<IReadOnlyList<uint>> costs)
+    {
+        var items = connection.Player!.InventoryManager.InventoryData.Items.Values;
+        return costs.All(cost =>
+        {
+            if (cost.Count < 5)
+                return false;
+
+            var templateId = GameResourceTemplateId.FromGdpl(cost);
+            var item = items.FirstOrDefault(x => x.TemplateId == templateId);
+            return item != null && item.ItemCount >= cost[4];
+        });
+    }
+
+    public static PlayerAttr GetOrCreateAttr(PlayerGameData data, uint gid, uint sid)
+    {
+        var attr = data.Attrs.FirstOrDefault(x => x.Gid == gid && x.Sid == sid);
+        if (attr != null)
+            return attr;
+
+        attr = new PlayerAttr { Gid = gid, Sid = sid, Val = 0 };
+        data.Attrs.Add(attr);
+        return attr;
+    }
+
+    public static void SetAttr(Connection connection, NtfSyncPlayer sync, uint gid, uint sid, uint value)
+    {
+        var player = connection.Player!;
+        var attr = GetOrCreateAttr(player.Data, gid, sid);
+        attr.Val = value;
+        sync.Custom[player.ToPackedAttrKey(gid, sid)] = value;
+        sync.Custom[player.ToShiftedAttrKey(gid, sid)] = value;
+    }
+
+    public static IEnumerable<uint> GetActiveAffixIds(GameSupportCardInfo card, params int[] ignoreSlots)
+    {
+        var ignored = ignoreSlots.ToHashSet();
+        for (var slot = 1; slot <= SupportAffixStateService.ActiveThirdAffixSlot; slot++)
+        {
+            if (ignored.Contains(slot))
+                continue;
+
+            var (affixId, _) = SupportAffixStateService.GetAffix(card, slot);
+            if (affixId > 0)
+                yield return affixId;
+        }
+    }
+
+    public static void Save(Connection connection)
+    {
+        var player = connection.Player!;
+        DatabaseHelper.SaveDatabaseType(player.InventoryManager.InventoryData);
+        DatabaseHelper.SaveDatabaseType(player.Data);
+    }
+}
+
+internal sealed class SupporterCardIdParam
+{
+    [JsonPropertyName("Id")]
+    public int SupportCardUid { get; set; }
+}
+
+internal sealed class SupporterCardSelectParam
+{
+    [JsonPropertyName("Id")]
+    public int SupportCardUid { get; set; }
+
+    [JsonPropertyName("SelectNew")]
+    public bool SelectNew { get; set; }
+}
+
+internal sealed class SupporterCardResetInitialParam
+{
+    [JsonPropertyName("Id")]
+    public int SupportCardUid { get; set; }
+
+    [JsonPropertyName("Index")]
+    public int Index { get; set; }
+
+    [JsonPropertyName("FixedId")]
+    public uint FixedId { get; set; }
+}
+
+internal sealed class SupporterCardSelectInitialParam
+{
+    [JsonPropertyName("Id")]
+    public int SupportCardUid { get; set; }
+
+    [JsonPropertyName("Index")]
+    public int Index { get; set; }
+
+    [JsonPropertyName("SelectNew")]
+    public bool SelectNew { get; set; }
+}

GameServer/Server/CallGS/Handlers/SupporterCard/SupporterCard_FixedResetInitialAffix.cs

@@ -0,0 +1,10 @@
+namespace MikuSB.GameServer.Server.CallGS.Handlers.SupporterCard;
+
+[CallGSApi("SupporterCard_FixedResetInitialAffix")]
+public class SupporterCard_FixedResetInitialAffix : ICallGSHandler
+{
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        await SupporterCard_ResetInitialAffix.Reset(connection, param, fixedMode: true);
+    }
+}

GameServer/Server/CallGS/Handlers/SupporterCard/SupporterCard_ReceiveFixedItem.cs

@@ -0,0 +1,57 @@
+using MikuSB.Data;
+using MikuSB.Proto;
+using System.Text.Json.Nodes;
+
+namespace MikuSB.GameServer.Server.CallGS.Handlers.SupporterCard;
+
+[CallGSApi("SupporterCard_ReceiveFixedItem")]
+public class SupporterCard_ReceiveFixedItem : ICallGSHandler
+{
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var player = connection.Player!;
+        if (!GameData.SupportFixedData.TryGetValue(1, out var fixedCfg) || fixedCfg.Item.Count < 5 || fixedCfg.Num <= 0)
+        {
+            await CallGSRouter.SendScript(connection, "SupporterCard_ReceiveFixedItem", "{}");
+            return;
+        }
+
+        var attr = SupporterCardAffixShared.GetOrCreateAttr(player.Data, SupporterCardAffixShared.BaseGid, SupporterCardAffixShared.FixedResetSid);
+        var claimCount = attr.Val / (uint)fixedCfg.Num;
+        if (claimCount == 0)
+        {
+            await CallGSRouter.SendScript(connection, "SupporterCard_ReceiveFixedItem", "{}");
+            return;
+        }
+
+        attr.Val %= (uint)fixedCfg.Num;
+
+        var rewardTemplateId = (uint)GameResourceTemplateId.FromGdpl(fixedCfg.Item);
+        var rewardItem = GameData.SuppliesData.GetValueOrDefault(rewardTemplateId);
+        if (rewardItem == null)
+        {
+            await CallGSRouter.SendScript(connection, "SupporterCard_ReceiveFixedItem", "{}");
+            return;
+        }
+
+        var granted = await player.InventoryManager.AddSuppliesItem(rewardItem, claimCount * fixedCfg.Item[4], sendPacket: false);
+
+        var sync = new NtfSyncPlayer();
+        if (granted != null)
+            sync.Items.Add(granted.ToProto());
+        SupporterCardAffixShared.SetAttr(connection, sync, SupporterCardAffixShared.BaseGid, SupporterCardAffixShared.FixedResetSid, attr.Val);
+        SupporterCardAffixShared.Save(connection);
+
+        var arg = new JsonObject
+        {
+            ["tbRewards"] = new JsonArray(
+                (int)fixedCfg.Item[0],
+                (int)fixedCfg.Item[1],
+                (int)fixedCfg.Item[2],
+                (int)fixedCfg.Item[3],
+                (int)(claimCount * fixedCfg.Item[4]))
+        }.ToJsonString();
+
+        await CallGSRouter.SendScript(connection, "SupporterCard_ReceiveFixedItem", arg, sync);
+    }
+}

GameServer/Server/CallGS/Handlers/SupporterCard/SupporterCard_ResetAffix.cs

@@ -0,0 +1,38 @@
+using MikuSB.GameServer.Game.Support;
+using MikuSB.Proto;
+using System.Text.Json;
+
+namespace MikuSB.GameServer.Server.CallGS.Handlers.SupporterCard;
+
+[CallGSApi("SupporterCard_ResetAffix")]
+public class SupporterCard_ResetAffix : ICallGSHandler
+{
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var req = JsonSerializer.Deserialize<SupporterCardIdParam>(param);
+        var card = req == null ? null : connection.Player!.InventoryManager.GetSupportCardItem((uint)req.SupportCardUid);
+        var excel = card == null ? null : SupporterCardAffixShared.GetExcel(card);
+        if (card == null || excel == null || excel.AffixCost.Count < 5 || !SupportAffixStateService.HasAffix(card, SupportAffixStateService.ActiveThirdAffixSlot))
+        {
+            await SupporterCardAffixShared.SendResetResponse(connection);
+            return;
+        }
+
+        var costs = new[] { excel.AffixCost };
+        if (!SupporterCardAffixShared.HasEnoughItems(connection, costs))
+        {
+            await SupporterCardAffixShared.SendResetResponse(connection);
+            return;
+        }
+
+        var sync = new NtfSyncPlayer();
+        sync.Items.AddRange(SupporterCardAffixShared.ConsumeCostItems(connection, costs));
+        var excluded = SupporterCardAffixShared.GetActiveAffixIds(card, SupportAffixStateService.ActiveThirdAffixSlot);
+        var (affixId, tier) = SupportAffixService.GenerateRandomAffix(excel.AffixPool[SupportAffixStateService.ActiveThirdAffixSlot - 1], excluded);
+        SupportAffixStateService.SetAffix(card, SupportAffixStateService.PendingMaxAffixSlot, affixId, tier);
+        sync.Items.Add(card.ToProto());
+
+        SupporterCardAffixShared.Save(connection);
+        await SupporterCardAffixShared.SendResetResponse(connection, sync);
+    }
+}

GameServer/Server/CallGS/Handlers/SupporterCard/SupporterCard_ResetInitialAffix.cs

@@ -0,0 +1,60 @@
+using MikuSB.GameServer.Game.Support;
+using MikuSB.Proto;
+using System.Text.Json;
+
+namespace MikuSB.GameServer.Server.CallGS.Handlers.SupporterCard;
+
+[CallGSApi("SupporterCard_ResetInitialAffix")]
+public class SupporterCard_ResetInitialAffix : ICallGSHandler
+{
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        await Reset(connection, param, fixedMode: false);
+    }
+
+    internal static async Task Reset(Connection connection, string param, bool fixedMode)
+    {
+        var req = JsonSerializer.Deserialize<SupporterCardResetInitialParam>(param);
+        var card = req == null ? null : connection.Player!.InventoryManager.GetSupportCardItem((uint)req.SupportCardUid);
+        var excel = card == null ? null : SupporterCardAffixShared.GetExcel(card);
+        if (req == null || card == null || excel == null || req.Index is < 1 or > 2 || excel.AffixPool.Count < req.Index)
+        {
+            await SupporterCardAffixShared.SendResetResponse(connection);
+            return;
+        }
+
+        var costs = fixedMode ? new[] { excel.FixedAffixCost } : excel.InitialAffixCost;
+        if (!costs.Any() || !SupporterCardAffixShared.HasEnoughItems(connection, costs))
+        {
+            await SupporterCardAffixShared.SendResetResponse(connection);
+            return;
+        }
+
+        var sync = new NtfSyncPlayer();
+        sync.Items.AddRange(SupporterCardAffixShared.ConsumeCostItems(connection, costs));
+
+        uint affixId;
+        uint tier;
+        if (fixedMode && req.FixedId > 0)
+        {
+            affixId = req.FixedId;
+            tier = SupportAffixService.GenerateTier(affixId);
+        }
+        else
+        {
+            var excluded = SupporterCardAffixShared.GetActiveAffixIds(card, req.Index);
+            (affixId, tier) = SupportAffixService.GenerateRandomAffix(excel.AffixPool[req.Index - 1], excluded);
+        }
+
+        SupportAffixStateService.SetAffix(card, SupportAffixStateService.PendingInitialAffixSlot, affixId, tier);
+        card.AffixId = (uint)req.Index;
+
+        var attr = SupporterCardAffixShared.GetOrCreateAttr(connection.Player!.Data, SupporterCardAffixShared.BaseGid, SupporterCardAffixShared.FixedResetSid);
+        attr.Val += 1;
+        SupporterCardAffixShared.SetAttr(connection, sync, SupporterCardAffixShared.BaseGid, SupporterCardAffixShared.FixedResetSid, attr.Val);
+
+        sync.Items.Add(card.ToProto());
+        SupporterCardAffixShared.Save(connection);
+        await SupporterCardAffixShared.SendResetResponse(connection, sync);
+    }
+}

GameServer/Server/CallGS/Handlers/SupporterCard/SupporterCard_SelectAffix.cs

@@ -0,0 +1,30 @@
+using MikuSB.GameServer.Game.Support;
+using MikuSB.Proto;
+using System.Text.Json;
+
+namespace MikuSB.GameServer.Server.CallGS.Handlers.SupporterCard;
+
+[CallGSApi("SupporterCard_SelectAffix")]
+public class SupporterCard_SelectAffix : ICallGSHandler
+{
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var req = JsonSerializer.Deserialize<SupporterCardSelectParam>(param);
+        var card = req == null ? null : connection.Player!.InventoryManager.GetSupportCardItem((uint)req.SupportCardUid);
+        if (card == null || !SupportAffixStateService.HasAffix(card, SupportAffixStateService.PendingMaxAffixSlot))
+        {
+            await SupporterCardAffixShared.SendSelectResponse(connection);
+            return;
+        }
+
+        if (req!.SelectNew)
+            SupportAffixStateService.CopyAffix(card, SupportAffixStateService.PendingMaxAffixSlot, SupportAffixStateService.ActiveThirdAffixSlot);
+
+        SupportAffixStateService.ClearAffix(card, SupportAffixStateService.PendingMaxAffixSlot);
+
+        var sync = new NtfSyncPlayer();
+        sync.Items.Add(card.ToProto());
+        SupporterCardAffixShared.Save(connection);
+        await SupporterCardAffixShared.SendSelectResponse(connection, sync);
+    }
+}

GameServer/Server/CallGS/Handlers/SupporterCard/SupporterCard_SelectInitialAffix.cs

@@ -0,0 +1,31 @@
+using MikuSB.GameServer.Game.Support;
+using MikuSB.Proto;
+using System.Text.Json;
+
+namespace MikuSB.GameServer.Server.CallGS.Handlers.SupporterCard;
+
+[CallGSApi("SupporterCard_SelectInitialAffix")]
+public class SupporterCard_SelectInitialAffix : ICallGSHandler
+{
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var req = JsonSerializer.Deserialize<SupporterCardSelectInitialParam>(param);
+        var card = req == null ? null : connection.Player!.InventoryManager.GetSupportCardItem((uint)req.SupportCardUid);
+        if (req == null || card == null || req.Index is < 1 or > 2 || card.AffixId != req.Index || !SupportAffixStateService.HasAffix(card, SupportAffixStateService.PendingInitialAffixSlot))
+        {
+            await SupporterCardAffixShared.SendSelectResponse(connection);
+            return;
+        }
+
+        if (req.SelectNew)
+            SupportAffixStateService.CopyAffix(card, SupportAffixStateService.PendingInitialAffixSlot, req.Index);
+
+        SupportAffixStateService.ClearAffix(card, SupportAffixStateService.PendingInitialAffixSlot);
+        card.AffixId = 0;
+
+        var sync = new NtfSyncPlayer();
+        sync.Items.Add(card.ToProto());
+        SupporterCardAffixShared.Save(connection);
+        await SupporterCardAffixShared.SendSelectResponse(connection, sync);
+    }
+}

GameServer/Server/CallGS/Handlers/SupporterCard/SupporterCard_Upgrade.cs

@@ -1,5 +1,6 @@
 using MikuSB.Data;
 using MikuSB.Database;
+using MikuSB.GameServer.Game.Support;
 using MikuSB.Proto;
 using System.Text.Json;
 using System.Text.Json.Serialization;
@@ -19,7 +20,7 @@ public class SupporterCard_Upgrade : ICallGSHandler
             return;
         }
 
-        var supportCard = player.InventoryManager.InventoryData.Items.GetValueOrDefault((uint)req.SupportCardUid);
+        var supportCard = player.InventoryManager.GetSupportCardItem((uint)req.SupportCardUid);
         if (supportCard == null)
         {
             await CallGSRouter.SendScript(connection, "Logistics_Upgrade", "{}");
@@ -68,10 +69,11 @@ public class SupporterCard_Upgrade : ICallGSHandler
         }
 
         // Apply exp and level up
+        if (supportCard.Level == 0) supportCard.Level = 1;
         supportCard.Exp += gainedExp;
         while (supportCard.Level < maxLevel)
         {
-            var expNeeded = GetExpNeeded(supportCard.Level + 1);
+            var expNeeded = GetExpNeeded(supportCard.Level);
             if (expNeeded == 0 || supportCard.Exp < expNeeded) break;
             supportCard.Exp -= expNeeded;
             supportCard.Level++;
@@ -80,6 +82,21 @@ public class SupporterCard_Upgrade : ICallGSHandler
         {
             supportCard.Exp = 0;
             supportCard.Level = maxLevel;
+
+            // Unlock next affix slot when reaching max level for the first time
+            if (supportCardExcel != null)
+            {
+                var currentSlots = Enumerable.Range(1, SupportAffixStateService.ActiveThirdAffixSlot)
+                    .Count(slot => SupportAffixStateService.HasAffix(supportCard, slot));
+                var totalSlots = supportCardExcel.TotalAffixCount;
+                if (currentSlots < totalSlots && currentSlots < supportCardExcel.AffixPool.Count)
+                {
+                    var poolId = supportCardExcel.AffixPool[currentSlots];
+                    var (affixId, tier) = SupportAffixService.GenerateRandomAffix(poolId);
+                    if (affixId > 0)
+                        SupportAffixStateService.SetAffix(supportCard, currentSlots + 1, affixId, tier);
+                }
+            }
         }
 
         syncItems.Add(supportCard.ToProto());

GameServer/Server/Packet/Recv/Login/HandlerReqLogin.cs

@@ -11,6 +11,8 @@ using MikuSB.GameServer.Server.Packet.Send.Misc;
 using MikuSB.Proto;
 using MikuSB.TcpSharp;
 using MikuSB.Util;
+using System.Text;
+using System.Text.Json;
 using System.Text.Json.Nodes;
 
 namespace MikuSB.GameServer.Server.Packet.Recv.Login;
@@ -18,20 +20,47 @@ namespace MikuSB.GameServer.Server.Packet.Recv.Login;
 [Opcode(CmdIds.ReqLogin)]
 public class HandlerReqLogin : Handler
 {
+    private static readonly Logger Logger = new("ReqLogin");
+    private const int SupportCardLoginSplitThreshold = 2000;
+
+    private static string? ExtractSdkAuthToken(string? token)
+    {
+        if (string.IsNullOrWhiteSpace(token))
+            return null;
+
+        try
+        {
+            var normalized = Uri.UnescapeDataString(token).Trim();
+            var padding = normalized.Length % 4;
+            if (padding > 0)
+                normalized = normalized.PadRight(normalized.Length + (4 - padding), '=');
+
+            var json = Encoding.UTF8.GetString(Convert.FromBase64String(normalized));
+            using var document = JsonDocument.Parse(json);
+            return document.RootElement.TryGetProperty("authToken", out var authToken)
+                ? authToken.GetString()
+                : null;
+        }
+        catch
+        {
+            return null;
+        }
+    }
+
     public override async Task OnHandle(Connection connection, byte[] data, ushort seqNo)
     {
         var req = ReqLogin.Parser.ParseFrom(data);
-        var account = AccountData.GetAccountByUid(1);
+        var sdkAuthToken = ExtractSdkAuthToken(req.Token);
-        if (account == null)
+        var account = AccountData.GetAccountByComboToken(req.Token)
-        {
+                      ?? AccountData.GetAccountByDispatchToken(req.Token)
-            AccountData.CreateAccount("MIKU", 0, "");
+                      ?? AccountData.GetAccountByComboToken(sdkAuthToken ?? "")
-            account = AccountData.GetAccountByUid(1);
+                      ?? AccountData.GetAccountByDispatchToken(sdkAuthToken ?? "");
         if (account == null)
         {
+            Logger.Warn($"Rejected login: provider={req.Provider}, token={req.Token}, authToken={sdkAuthToken}");
             await connection.SendPacket(CmdIds.NtfLogout);
             return;
         }
-        }
         if (!ResourceManager.IsLoaded)
             // resource manager not loaded, return
             return;
@@ -52,16 +81,35 @@ public class HandlerReqLogin : Handler
             $"Debug-{DateTime.Now:yyyy-MM-dd HH-mm-ss}.log");
         await connection.Player.OnEnterGame();
         connection.Player.Connection = connection;
-        await connection.SendPacket(new PacketRspLogin(connection.Player!));
+        var splitSupportCards = connection.Player.InventoryManager.InventoryData.SupportCards.Count > SupportCardLoginSplitThreshold;
+        await connection.SendPacket(new PacketRspLogin(connection.Player!, !splitSupportCards));
+        if (splitSupportCards)
+            await SendSupportCardsOnLogin(connection);
+        await connection.SendPacket(new PacketNtfCallScript(connection.Player!));
         await SendDebugLoginState(connection);
 
         await connection.Player.OnHeartBeat();
         await connection.SendPacket(new PacketNtfUpdateFriend(connection.Player!));
         ApplySavedGirlSkinTypes(connection.Player!);
-        await connection.SendPacket(new PacketNtfCallScript(connection.Player!.InventoryManager.InventoryData));
         await SendGirlSkinTypeOnLogin(connection);
     }
 
+    private static async Task SendSupportCardsOnLogin(Connection connection)
+    {
+        var player = connection.Player;
+        if (player == null)
+            return;
+
+        var supportCards = player.InventoryManager.InventoryData.SupportCards.Values.ToList();
+        Logger.Info($"Split support card sync on login: total={supportCards.Count}, chunkSize={SupportCardLoginSplitThreshold}");
+
+        foreach (var chunk in supportCards.Chunk(SupportCardLoginSplitThreshold))
+        {
+            var packet = new PacketNtfCallScript(chunk.ToList());
+            await connection.SendPacket(packet);
+        }
+    }
+
     private static void ApplySavedGirlSkinTypes(PlayerInstance player)
     {
         var inventoryData = player.InventoryManager.InventoryData;

GameServer/Server/Packet/Send/Login/PacketRspLogin.cs

@@ -10,19 +10,42 @@ public class PacketRspLogin : BasePacket
 {
     private static readonly Logger Logger = new("RspLogin");
 
-    public PacketRspLogin(PlayerInstance player) : base(CmdIds.RspLogin)
+    public PacketRspLogin(PlayerInstance player, bool includeSupportCards = true) : base(CmdIds.RspLogin)
     {
+        var characterCount = player.CharacterManager.CharacterData.Characters.Count;
+        var itemCount = player.InventoryManager.InventoryData.Items.Count;
+        var skinCount = player.InventoryManager.InventoryData.Skins.Count;
+        var weaponCount = player.InventoryManager.InventoryData.Weapons.Count;
+        var supportCardCount = player.InventoryManager.InventoryData.SupportCards.Count;
+        var attrCount = player.Data.Attrs.Count;
+        var strAttrCount = player.Data.StrAttrs.Count;
+        var showItemCount = player.Data.ShowItems.Count;
+
         var proto = new RspLogin
         {
             Timestamp = (uint)Extensions.GetUnixSec(),
             WorldChannel = 1,
             AreaId = 1,
-            Data = player.ToPlayerProto(),
+            Data = player.ToPlayerProto(includeSupportCards),
             NeedRename = false
         };
 
         var bytes = Google.Protobuf.MessageExtensions.ToByteArray(proto);
-        Logger.Info($"RspLogin proto size: {bytes.Length} bytes (limit: 65535)");
+        Logger.Info(
+            "RspLogin content: " +
+            $"characters={characterCount}, " +
+            $"items={itemCount}, " +
+            $"skins={skinCount}, " +
+            $"weapons={weaponCount}, " +
+            $"supportCards={supportCardCount}, " +
+            $"supportCardsInRspLogin={(includeSupportCards ? supportCardCount : 0)}, " +
+            $"attrs={attrCount}, " +
+            $"strAttrs={strAttrCount}, " +
+            $"showItems={showItemCount}, " +
+            $"protoItems={proto.Data.Items.Count}, " +
+            $"protoAttrs={proto.Data.Attrs.Count}, " +
+            $"protoStrAttrs={proto.Data.StrAttrs.Count}");
+        Logger.Info($"RspLogin proto size: {bytes.Length} bytes");
 
         SetData(bytes);
     }

GameServer/Server/Packet/Send/Misc/PacketNtfCallScript.cs

@@ -1,6 +1,8 @@
-using MikuSB.Database.Character;
+using MikuSB.Database.Character;
 using MikuSB.Database.Inventory;
+using MikuSB.Enums.Item;
 using MikuSB.GameServer.Game.Player;
+using MikuSB.GameServer.Game.Support;
 using MikuSB.Proto;
 using MikuSB.TcpSharp;
 
@@ -61,7 +63,7 @@ public class PacketNtfCallScript : BasePacket
             Arg = "{}",
             ExtraSync = new NtfSyncPlayer
             {
-                Items = { cards.Select(x => x.ToProto()) }
+                Items = { cards.Select(ToSupportCardProto) }
             }
         };
 
@@ -95,14 +97,14 @@ public class PacketNtfCallScript : BasePacket
         foreach (var item in inventory.Items.Values) extraSync.Items.Add(item.ToProto());
         foreach (var skin in inventory.Skins.Values) extraSync.Items.Add(skin.ToProto());
         foreach (var weapon in inventory.Weapons.Values) extraSync.Items.Add(weapon.ToProto());
-        foreach (var supportCard in inventory.SupportCards.Values) extraSync.Items.Add(supportCard.ToProto());
+        foreach (var supportCard in inventory.SupportCards.Values) extraSync.Items.Add(ToSupportCardProto(supportCard));
         proto.ExtraSync = extraSync;
         SetData(proto);
     }
 
     public PacketNtfCallScript(PlayerInstance Player) : base(CmdIds.NtfScript)
     {
-        Player.BuildPlayerAttr();
+        Player.BuildPlayerAttr(true);
         var proto = new NtfCallScript
         {
             Api = "",
@@ -128,4 +130,12 @@ public class PacketNtfCallScript : BasePacket
 
         SetData(proto);
     }
+
+    private static Item ToSupportCardProto(GameSupportCardInfo card)
+    {
+        SupportAffixStateService.NormalizePendingState(card);
+        var proto = card.ToProto();
+        proto.Slots[(uint)ItemSupportCardSlotTypeEnum.SLOT_AFFIXINDEX] = SupportAffixStateService.GetVisibleInitialAffixIndex(card);
+        return proto;
+    }
 }

MikuSB.Loader/GameLaunchService.cs

@@ -0,0 +1,386 @@
+using System.Collections;
+using System.ComponentModel;
+using System.Runtime.InteropServices;
+using System.Text;
+using MikuSB.Util;
+
+namespace MikuSB.Loader;
+
+public static class GameLaunchService
+{
+    public static int Launch(params string[] extraGameArguments)
+    {
+        ConfigManager.LoadConfig();
+        PatchDownloadService.EnsurePatchPresent();
+        var options = LaunchOptions.FromConfig(extraGameArguments);
+        return Launch(options);
+    }
+
+    public static int Launch(LaunchOptions options)
+    {
+        var startupInfo = new STARTUPINFOW
+        {
+            cb = Marshal.SizeOf<STARTUPINFOW>()
+        };
+
+        var commandLine = BuildCommandLine(options.GamePath, options.GameArguments);
+        var workingDirectory = options.WorkingDirectory ?? Path.GetDirectoryName(options.GamePath)
+            ?? throw new InvalidOperationException("Unable to determine working directory.");
+
+        var environment = BuildEnvironmentBlock(options.EnvironmentVariables);
+        try
+        {
+            if (!CreateProcessW(
+                    lpApplicationName: options.GamePath,
+                    lpCommandLine: commandLine,
+                    lpProcessAttributes: IntPtr.Zero,
+                    lpThreadAttributes: IntPtr.Zero,
+                    bInheritHandles: false,
+                    dwCreationFlags: CreationFlags.CREATE_SUSPENDED | CreationFlags.CREATE_UNICODE_ENVIRONMENT,
+                    lpEnvironment: environment,
+                    lpCurrentDirectory: workingDirectory,
+                    lpStartupInfo: ref startupInfo,
+                    lpProcessInformation: out var processInfo))
+            {
+                throw new Win32Exception(Marshal.GetLastWin32Error(), "Failed to create game process.");
+            }
+
+            try
+            {
+                foreach (var patchPath in options.PatchPaths)
+                    InjectDll(processInfo.hProcess, patchPath);
+
+                if (ResumeThread(processInfo.hThread) == uint.MaxValue)
+                    throw new Win32Exception(Marshal.GetLastWin32Error(), "Failed to resume game process.");
+
+                return processInfo.dwProcessId;
+            }
+            finally
+            {
+                CloseHandle(processInfo.hThread);
+                CloseHandle(processInfo.hProcess);
+            }
+        }
+        finally
+        {
+            if (environment != IntPtr.Zero)
+                Marshal.FreeHGlobal(environment);
+        }
+    }
+
+    private static void InjectDll(IntPtr processHandle, string dllPath)
+    {
+        var dllBytes = Encoding.Unicode.GetBytes(dllPath + '\0');
+        var remoteBuffer = VirtualAllocEx(
+            processHandle,
+            IntPtr.Zero,
+            (nuint)dllBytes.Length,
+            AllocationType.Commit | AllocationType.Reserve,
+            MemoryProtection.ReadWrite);
+
+        if (remoteBuffer == IntPtr.Zero)
+            throw new Win32Exception(Marshal.GetLastWin32Error(), "VirtualAllocEx failed.");
+
+        try
+        {
+            if (!WriteProcessMemory(processHandle, remoteBuffer, dllBytes, dllBytes.Length, out var written) ||
+                written.ToInt64() != dllBytes.Length)
+            {
+                throw new Win32Exception(Marshal.GetLastWin32Error(), "WriteProcessMemory failed.");
+            }
+
+            var kernel32 = GetModuleHandleW("kernel32.dll");
+            if (kernel32 == IntPtr.Zero)
+                throw new Win32Exception(Marshal.GetLastWin32Error(), "GetModuleHandleW(kernel32.dll) failed.");
+
+            var loadLibrary = GetProcAddress(kernel32, "LoadLibraryW");
+            if (loadLibrary == IntPtr.Zero)
+                throw new Win32Exception(Marshal.GetLastWin32Error(), "GetProcAddress(LoadLibraryW) failed.");
+
+            var remoteThread = CreateRemoteThread(
+                processHandle,
+                IntPtr.Zero,
+                0,
+                loadLibrary,
+                remoteBuffer,
+                0,
+                out _);
+
+            if (remoteThread == IntPtr.Zero)
+                throw new Win32Exception(Marshal.GetLastWin32Error(), "CreateRemoteThread failed.");
+
+            try
+            {
+                var waitResult = WaitForSingleObject(remoteThread, 10_000);
+                if (waitResult != 0)
+                    throw new Win32Exception($"Remote LoadLibraryW timed out or failed: {waitResult}");
+            }
+            finally
+            {
+                CloseHandle(remoteThread);
+            }
+        }
+        finally
+        {
+            VirtualFreeEx(processHandle, remoteBuffer, 0, FreeType.Release);
+        }
+    }
+
+    private static string BuildCommandLine(string exePath, IReadOnlyList<string> gameArgs)
+    {
+        var parts = new List<string> { Quote(exePath) };
+        parts.AddRange(gameArgs.Select(Quote));
+        return string.Join(' ', parts);
+    }
+
+    private static IntPtr BuildEnvironmentBlock(IReadOnlyDictionary<string, string> variables)
+    {
+        if (variables.Count == 0)
+            return IntPtr.Zero;
+
+        var merged = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
+        foreach (DictionaryEntry entry in Environment.GetEnvironmentVariables())
+            merged[(string)entry.Key] = entry.Value?.ToString() ?? string.Empty;
+
+        foreach (var pair in variables)
+            merged[pair.Key] = pair.Value;
+
+        var payload = string.Join('\0', merged.OrderBy(x => x.Key, StringComparer.OrdinalIgnoreCase)
+            .Select(x => $"{x.Key}={x.Value}")) + "\0\0";
+
+        return Marshal.StringToHGlobalUni(payload);
+    }
+
+    private static string Quote(string value)
+    {
+        if (value.Length == 0)
+            return "\"\"";
+
+        if (!value.Any(char.IsWhiteSpace) && !value.Contains('"'))
+            return value;
+
+        return "\"" + value.Replace("\\", "\\\\").Replace("\"", "\\\"") + "\"";
+    }
+
+    [Flags]
+    private enum CreationFlags : uint
+    {
+        CREATE_SUSPENDED = 0x00000004,
+        CREATE_UNICODE_ENVIRONMENT = 0x00000400
+    }
+
+    [Flags]
+    private enum AllocationType : uint
+    {
+        Commit = 0x1000,
+        Reserve = 0x2000
+    }
+
+    [Flags]
+    private enum MemoryProtection : uint
+    {
+        ReadWrite = 0x04
+    }
+
+    [Flags]
+    private enum FreeType : uint
+    {
+        Release = 0x8000
+    }
+
+    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
+    private struct STARTUPINFOW
+    {
+        public int cb;
+        public string? lpReserved;
+        public string? lpDesktop;
+        public string? lpTitle;
+        public int dwX;
+        public int dwY;
+        public int dwXSize;
+        public int dwYSize;
+        public int dwXCountChars;
+        public int dwYCountChars;
+        public int dwFillAttribute;
+        public int dwFlags;
+        public short wShowWindow;
+        public short cbReserved2;
+        public IntPtr lpReserved2;
+        public IntPtr hStdInput;
+        public IntPtr hStdOutput;
+        public IntPtr hStdError;
+    }
+
+    [StructLayout(LayoutKind.Sequential)]
+    private struct PROCESS_INFORMATION
+    {
+        public IntPtr hProcess;
+        public IntPtr hThread;
+        public int dwProcessId;
+        public int dwThreadId;
+    }
+
+    [DllImport("kernel32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
+    private static extern bool CreateProcessW(
+        string? lpApplicationName,
+        string lpCommandLine,
+        IntPtr lpProcessAttributes,
+        IntPtr lpThreadAttributes,
+        bool bInheritHandles,
+        CreationFlags dwCreationFlags,
+        IntPtr lpEnvironment,
+        string? lpCurrentDirectory,
+        ref STARTUPINFOW lpStartupInfo,
+        out PROCESS_INFORMATION lpProcessInformation);
+
+    [DllImport("kernel32.dll", SetLastError = true)]
+    private static extern IntPtr VirtualAllocEx(
+        IntPtr hProcess,
+        IntPtr lpAddress,
+        nuint dwSize,
+        AllocationType flAllocationType,
+        MemoryProtection flProtect);
+
+    [DllImport("kernel32.dll", SetLastError = true)]
+    private static extern bool VirtualFreeEx(
+        IntPtr hProcess,
+        IntPtr lpAddress,
+        nuint dwSize,
+        FreeType dwFreeType);
+
+    [DllImport("kernel32.dll", SetLastError = true)]
+    private static extern bool WriteProcessMemory(
+        IntPtr hProcess,
+        IntPtr lpBaseAddress,
+        byte[] lpBuffer,
+        int nSize,
+        out IntPtr lpNumberOfBytesWritten);
+
+    [DllImport("kernel32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
+    private static extern IntPtr GetModuleHandleW(string lpModuleName);
+
+    [DllImport("kernel32.dll", CharSet = CharSet.Ansi, SetLastError = true)]
+    private static extern IntPtr GetProcAddress(IntPtr hModule, string lpProcName);
+
+    [DllImport("kernel32.dll", SetLastError = true)]
+    private static extern IntPtr CreateRemoteThread(
+        IntPtr hProcess,
+        IntPtr lpThreadAttributes,
+        nuint dwStackSize,
+        IntPtr lpStartAddress,
+        IntPtr lpParameter,
+        uint dwCreationFlags,
+        out int lpThreadId);
+
+    [DllImport("kernel32.dll", SetLastError = true)]
+    private static extern uint WaitForSingleObject(IntPtr hHandle, uint dwMilliseconds);
+
+    [DllImport("kernel32.dll", SetLastError = true)]
+    private static extern uint ResumeThread(IntPtr hThread);
+
+    [DllImport("kernel32.dll", SetLastError = true)]
+    private static extern bool CloseHandle(IntPtr hObject);
+}
+
+public sealed class LaunchOptions
+{
+    public required string GamePath { get; init; }
+    public required IReadOnlyList<string> PatchPaths { get; init; }
+    public string? WorkingDirectory { get; init; }
+    public required IReadOnlyList<string> GameArguments { get; init; }
+    public required IReadOnlyDictionary<string, string> EnvironmentVariables { get; init; }
+
+    public static LaunchOptions FromConfig(IEnumerable<string>? extraGameArguments = null)
+    {
+        var config = ConfigManager.Config;
+        var serverBaseDirectory = AppContext.BaseDirectory;
+        var gamePath = ResolvePath(config.Loader.GamePath, AppContext.BaseDirectory);
+        var patchPaths = ResolvePatchPaths(config.Loader.PatchPaths, serverBaseDirectory);
+        var gameArgs = new List<string>(config.Loader.Arguments ?? []);
+        if (extraGameArguments is not null)
+            gameArgs.AddRange(extraGameArguments.Where(x => !string.IsNullOrWhiteSpace(x)));
+        gameArgs = EnsureUserDirArgument(gameArgs, serverBaseDirectory);
+        PersistResolvedArgumentsIfChanged(config, gameArgs);
+
+        var env = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
+        if (config.Loader.SetAllProxy && config.Proxy.Enabled)
+            env["ALL_PROXY"] = $"socks5h://127.0.0.1:{config.Proxy.Port}";
+
+        if (string.IsNullOrWhiteSpace(gamePath))
+            throw new InvalidOperationException("Loader.GamePath is not configured.");
+        if (!File.Exists(gamePath))
+            throw new FileNotFoundException("Game executable not found.", gamePath);
+        if (patchPaths.Count == 0)
+            throw new InvalidOperationException("At least one patch path is required.");
+
+        foreach (var patchPath in patchPaths)
+        {
+            if (!File.Exists(patchPath))
+                throw new FileNotFoundException("Patch DLL not found.", patchPath);
+        }
+
+        var workingDirectory = Path.GetDirectoryName(gamePath);
+        if (string.IsNullOrWhiteSpace(workingDirectory) || !Directory.Exists(workingDirectory))
+            throw new DirectoryNotFoundException($"Working directory not found: {workingDirectory}");
+
+        return new LaunchOptions
+        {
+            GamePath = Path.GetFullPath(gamePath),
+            PatchPaths = patchPaths,
+            WorkingDirectory = Path.GetFullPath(workingDirectory),
+            GameArguments = gameArgs,
+            EnvironmentVariables = env
+        };
+    }
+
+    private static List<string> EnsureUserDirArgument(List<string> gameArgs, string baseDirectory)
+    {
+        var userDataDirectory = Path.GetFullPath(Path.Combine(baseDirectory, "Client_User_Data"));
+        Directory.CreateDirectory(userDataDirectory);
+
+        var userDirArgument = $"-userdir={userDataDirectory}";
+        var existingIndex = gameArgs.FindIndex(x => x.StartsWith("-userdir=", StringComparison.OrdinalIgnoreCase));
+        if (existingIndex >= 0)
+            gameArgs[existingIndex] = userDirArgument;
+        else
+            gameArgs.Add(userDirArgument);
+
+        return gameArgs;
+    }
+
+    private static void PersistResolvedArgumentsIfChanged(Configuration.ConfigContainer config, List<string> gameArgs)
+    {
+        var currentArgs = config.Loader.Arguments ?? [];
+        if (currentArgs.SequenceEqual(gameArgs, StringComparer.Ordinal))
+            return;
+
+        config.Loader.Arguments = gameArgs.ToArray();
+        ConfigManager.SaveConfig();
+    }
+
+    private static string? ResolvePath(string? value, string baseDirectory)
+    {
+        if (string.IsNullOrWhiteSpace(value))
+            return null;
+
+        return Path.IsPathRooted(value)
+            ? value
+            : Path.GetFullPath(Path.Combine(baseDirectory, value));
+    }
+
+    private static List<string> ResolvePatchPaths(IEnumerable<string>? values, string baseDirectory)
+    {
+        var result = new List<string>();
+        if (values is null)
+            return result;
+
+        foreach (var value in values)
+        {
+            var resolved = ResolvePath(value, baseDirectory);
+            if (!string.IsNullOrWhiteSpace(resolved))
+                result.Add(resolved);
+        }
+
+        return result;
+    }
+}

MikuSB.Loader/MikuSB.Loader.csproj

@@ -0,0 +1,16 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Library</OutputType>
+    <TargetFramework>net10.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <AssemblyName>MikuSB.Loader</AssemblyName>
+    <RootNamespace>MikuSB.Loader</RootNamespace>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\Common\Common.csproj" />
+  </ItemGroup>
+
+</Project>

MikuSB.sln

@@ -24,6 +24,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Proxy", "Proxy\Proxy.csproj
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "MikuSB.Updater", "MikuSB.Updater\MikuSB.Updater.csproj", "{CE0F3A4B-8C55-4A31-A1B5-A0CB1C7F0A11}"
 EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "MikuSB.Loader", "MikuSB.Loader\MikuSB.Loader.csproj", "{B7AE1E7E-6A42-4E64-B2B1-2EB522F9E3A1}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -62,6 +64,10 @@ Global
 		{CE0F3A4B-8C55-4A31-A1B5-A0CB1C7F0A11}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{CE0F3A4B-8C55-4A31-A1B5-A0CB1C7F0A11}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{CE0F3A4B-8C55-4A31-A1B5-A0CB1C7F0A11}.Release|Any CPU.Build.0 = Release|Any CPU
+		{B7AE1E7E-6A42-4E64-B2B1-2EB522F9E3A1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{B7AE1E7E-6A42-4E64-B2B1-2EB522F9E3A1}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{B7AE1E7E-6A42-4E64-B2B1-2EB522F9E3A1}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{B7AE1E7E-6A42-4E64-B2B1-2EB522F9E3A1}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

MikuSB/MikuSB.csproj

@@ -50,7 +50,6 @@
       Targets="Restore;Publish"
       RemoveProperties="PublishProfile"
       Properties="Configuration=$(Configuration);RuntimeIdentifier=$(RuntimeIdentifier);SelfContained=false;PublishSingleFile=true;PublishDir=$(_UpdaterPublishDir)" />
-
     <Copy
       SourceFiles="$(_UpdaterPublishDir)MikuSB.Updater.exe"
       DestinationFiles="$(PublishDir)MikuSB.Updater.exe"

MikuSB/Program/LoaderManager.cs

@@ -22,16 +22,35 @@ public class LoaderManager : MikuSB
     public static void InitConfig()
     {
         // Initialize log
-        var counter = 0;
+        var logDir = ConfigManager.Config.Path.LogPath;
-        FileInfo file;
+        var logFile = new FileInfo(Path.Combine(logDir, "Server.log"));
-        while (true)
+        logFile.Directory?.Create();
+
+        if (logFile.Exists)
         {
-            file = new FileInfo(ConfigManager.Config.Path.LogPath + $"/{DateTime.Now:yyyy-MM-dd}-{++counter}.log");
+            // Read start time from first log line, fall back to file creation time
-            if (file is not { Exists: false, Directory: not null }) continue;
+            DateTime logStartTime;
-            file.Directory.Create();
+            try
-            break;
+            {
+                var firstLine = File.ReadLines(logFile.FullName).FirstOrDefault() ?? "";
+                // Format: [HH:mm:ss] ...
+                var timeStr = firstLine.Length >= 10 ? firstLine[1..9] : "";
+                var dateStr = logFile.CreationTime.ToString("yyyy-MM-dd");
+                logStartTime = DateTime.TryParse($"{dateStr} {timeStr}", out var parsed)
+                    ? parsed
+                    : logFile.CreationTime;
             }
-        Logger.SetLogFile(file);
+            catch
+            {
+                logStartTime = logFile.CreationTime;
+            }
+
+            var backupName = $"Server-backup-{logStartTime:yyyy.MM.dd-HH.mm.ss}.log";
+            var backupFile = new FileInfo(Path.Combine(logDir, backupName));
+            logFile.MoveTo(backupFile.FullName, overwrite: true);
+        }
+
+        Logger.SetLogFile(new FileInfo(Path.Combine(logDir, "Server.log")));
 
         // Init all directories
         try

MikuSB/Program/MikuSB.cs

@@ -27,6 +27,7 @@ public class MikuSB
         var time = DateTime.Now;
         IConsole.InitConsole();
         LoaderManager.InitConfig();
+        ShowAntiScamWarning();
         if (await UpdateService.TryStartSelfUpdateAsync())
             return;
 
@@ -65,6 +66,16 @@ public class MikuSB
         await ProcessExit(Volatile.Read(ref _exitCode));
     }
 
+    private static void ShowAntiScamWarning()
+    {
+        Logger.Warn("============================================================");
+        Logger.Warn("MikuSB is completely free and open source.");
+        Logger.Warn("If you paid anyone for this server, you were scammed.");
+        Logger.Warn("Request a refund immediately and report the seller to us.");
+        Logger.Warn("Discord: https://discord.gg/aMwCu9JyUR");
+        Logger.Warn("============================================================");
+    }
+
     #region Exit
 
     private static void RegisterExitEvent()

Proxy/ProxyCertificateAuthority.cs

@@ -1,134 +0,0 @@
-using System.Collections.Concurrent;
-using System.Net;
-using System.Security.Cryptography;
-using System.Security.Cryptography.X509Certificates;
-using MikuSB.Configuration;
-using Microsoft.Extensions.Logging;
-using Microsoft.Extensions.Options;
-
-namespace MikuSB.Proxy;
-
-public sealed class ProxyCertificateAuthority
-{
-    private const string Password = "MikuSB.Proxy.LocalCA";
-    private readonly ConcurrentDictionary<string, X509Certificate2> _serverCertificates = new(StringComparer.OrdinalIgnoreCase);
-    private readonly ILogger<ProxyCertificateAuthority> _logger;
-    private readonly ProxyOptions _options;
-    private readonly X509Certificate2 _rootCertificate;
-
-    public ProxyCertificateAuthority(IOptions<ProxyOptions> options, ILogger<ProxyCertificateAuthority> logger)
-    {
-        _options = options.Value;
-        _logger = logger;
-        _rootCertificate = LoadOrCreateRootCertificate();
-
-        if (_options.InstallRootCertificate)
-            InstallRootCertificate();
-        else
-            _logger.LogWarning(
-                "MikuSB proxy root certificate is not installed automatically. Import {CertificatePath} into CurrentUser Root to enable HTTPS interception.",
-                RootCerPath);
-    }
-
-    public string RootCerPath => Path.Join(CertificateDirectory, "MikuSB.Proxy.Root.cer");
-    public string RootCerPemPath => Path.Join(CertificateDirectory, "MikuSB.Proxy.Root.pem");
-
-    private static string CertificateDirectory => Path.Combine(AppContext.BaseDirectory, "proxy-certs");
-
-    public X509Certificate2 GetServerCertificate(string host)
-    {
-        host = host.Trim().TrimEnd('.').ToLowerInvariant();
-        return _serverCertificates.GetOrAdd(host, CreateServerCertificate);
-    }
-
-    private X509Certificate2 LoadOrCreateRootCertificate()
-    {
-        Directory.CreateDirectory(CertificateDirectory);
-        var pfxPath = Path.Combine(CertificateDirectory, "MikuSB.Proxy.Root.pfx");
-
-        if (File.Exists(pfxPath))
-        {
-            var existing = X509CertificateLoader.LoadPkcs12(
-                File.ReadAllBytes(pfxPath),
-                Password,
-                X509KeyStorageFlags.Exportable | X509KeyStorageFlags.UserKeySet);
-
-            if (!File.Exists(RootCerPath))
-                File.WriteAllBytes(RootCerPath, existing.Export(X509ContentType.Cert));
-
-            if (!File.Exists(RootCerPemPath))
-            {
-                string pemString = existing.ExportCertificatePem();
-                File.WriteAllText(RootCerPemPath, pemString);
-            }
-
-            return existing;
-        }
-
-        using var rsa = RSA.Create(4096);
-        var request = new CertificateRequest(
-            "CN=MikuSB Proxy Root CA",
-            rsa,
-            HashAlgorithmName.SHA256,
-            RSASignaturePadding.Pkcs1);
-
-        request.CertificateExtensions.Add(new X509BasicConstraintsExtension(true, false, 0, true));
-        request.CertificateExtensions.Add(new X509KeyUsageExtension(X509KeyUsageFlags.KeyCertSign | X509KeyUsageFlags.CrlSign | X509KeyUsageFlags.DigitalSignature, true));
-        request.CertificateExtensions.Add(new X509SubjectKeyIdentifierExtension(request.PublicKey, false));
-
-        var root = request.CreateSelfSigned(DateTimeOffset.UtcNow.AddDays(-1), DateTimeOffset.UtcNow.AddYears(10));
-        var exportable = X509CertificateLoader.LoadPkcs12(
-            root.Export(X509ContentType.Pfx, Password),
-            Password,
-            X509KeyStorageFlags.Exportable | X509KeyStorageFlags.UserKeySet);
-
-        File.WriteAllBytes(pfxPath, exportable.Export(X509ContentType.Pfx, Password));
-        File.WriteAllBytes(RootCerPath, exportable.Export(X509ContentType.Cert));
-        _logger.LogInformation("Created MikuSB proxy root certificate at {CertificatePath}", RootCerPath);
-
-        File.WriteAllText(RootCerPemPath, exportable.ExportCertificatePem());
-        _logger.LogInformation("Created MikuSB proxy root certificate (PEM) at {CertificatePath}", RootCerPemPath);
-        return exportable;
-    }
-
-    private X509Certificate2 CreateServerCertificate(string host)
-    {
-        using var rsa = RSA.Create(2048);
-        var request = new CertificateRequest($"CN={host}", rsa, HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
-
-        var san = new SubjectAlternativeNameBuilder();
-        if (IPAddress.TryParse(host, out var address))
-            san.AddIpAddress(address);
-        else
-            san.AddDnsName(host);
-
-        request.CertificateExtensions.Add(san.Build());
-        request.CertificateExtensions.Add(new X509BasicConstraintsExtension(false, false, 0, true));
-        request.CertificateExtensions.Add(new X509KeyUsageExtension(X509KeyUsageFlags.DigitalSignature | X509KeyUsageFlags.KeyEncipherment, true));
-        request.CertificateExtensions.Add(new X509EnhancedKeyUsageExtension([new Oid("1.3.6.1.5.5.7.3.1")], false));
-
-        var serial = RandomNumberGenerator.GetBytes(16);
-        using var certificate = request.Create(
-            _rootCertificate,
-            DateTimeOffset.UtcNow.AddDays(-1),
-            DateTimeOffset.UtcNow.AddYears(2),
-            serial);
-
-        return X509CertificateLoader.LoadPkcs12(
-            certificate.CopyWithPrivateKey(rsa).Export(X509ContentType.Pfx),
-            null,
-            X509KeyStorageFlags.Exportable | X509KeyStorageFlags.UserKeySet);
-    }
-
-    private void InstallRootCertificate()
-    {
-        using var store = new X509Store(StoreName.Root, StoreLocation.CurrentUser);
-        store.Open(OpenFlags.ReadWrite);
-        var existing = store.Certificates.Find(X509FindType.FindByThumbprint, _rootCertificate.Thumbprint, false);
-        if (existing.Count > 0)
-            return;
-
-        store.Add(_rootCertificate);
-        _logger.LogWarning("Installed MikuSB proxy root certificate into CurrentUser Root store. Thumbprint={Thumbprint}", _rootCertificate.Thumbprint);
-    }
-}

Proxy/ProxyServer.cs

@@ -1,25 +1,20 @@
 using System.Buffers;
 using System.Net;
-using System.Net.Security;
 using System.Net.Sockets;
-using System.Security.Authentication;
-using System.Text;
 using MikuSB.Configuration;
 using MikuSB.Util;
 using Microsoft.Extensions.Hosting;
-using Microsoft.Extensions.Logging;
 using Microsoft.Extensions.Options;
 
 namespace MikuSB.Proxy;
 
 public sealed class ProxyServer(
     IOptions<ProxyOptions> options,
-    ProxyCertificateAuthority certificateAuthority,
-    HttpClient httpClient,
     Logger logger) : BackgroundService
 {
     private const string ListenAddress = "127.0.0.1";
-    private const string ServerHost = "127.0.0.1";
+    private const int DefaultSocksPort = 18888;
+
     private static readonly string[] TargetDomains =
     [
         "amazingseasuncdn.com",
@@ -29,26 +24,12 @@ public sealed class ProxyServer(
         "xoyo.games",
         "yo.games",
         "qcloud.com",
-        "xgsdk.xoyo.games",
         "xqdata.xoyo.games",
         "tencentcs.com"
     ];
 
-    private static readonly HashSet<string> HopByHopHeaders = new(StringComparer.OrdinalIgnoreCase)
-    {
-        "Connection",
-        "Proxy-Connection",
-        "Keep-Alive",
-        "Proxy-Authenticate",
-        "Proxy-Authorization",
-        "TE",
-        "Trailer",
-        "Transfer-Encoding",
-        "Upgrade"
-    };
-
     private readonly ProxyOptions _options = options.Value;
-    private TcpListener? _listener;
+    private readonly List<TcpListener> _listeners = [];
 
     protected override async Task ExecuteAsync(CancellationToken stoppingToken)
     {
@@ -58,395 +39,257 @@ public sealed class ProxyServer(
             return;
         }
 
-        var address = IPAddress.Parse(ListenAddress);
+        foreach (var port in GetListenPorts())
-        _listener = new TcpListener(address, _options.Port);
+        {
-        _listener.Start();
+            var listener = new TcpListener(IPAddress.Parse(ListenAddress), port);
-        logger.Info($"MikuSB proxy listening on {ListenAddress}:{_options.Port}");
+            listener.Start();
+            _listeners.Add(listener);
+            logger.Info($"MikuSB SOCKS5 proxy listening on {ListenAddress}:{port}");
+            _ = Task.Run(() => AcceptLoopAsync(listener, port, stoppingToken), stoppingToken);
+        }
 
         try
         {
-            while (!stoppingToken.IsCancellationRequested)
+            await Task.Delay(Timeout.Infinite, stoppingToken);
-            {
-                var client = await _listener.AcceptTcpClientAsync(stoppingToken);
-                _ = Task.Run(() => HandleClientAsync(client, stoppingToken), stoppingToken);
-            }
         }
         catch (OperationCanceledException) when (stoppingToken.IsCancellationRequested)
         {
         }
-        catch (SocketException) when (stoppingToken.IsCancellationRequested)
-        {
-        }
-        catch (ObjectDisposedException) when (stoppingToken.IsCancellationRequested)
-        {
-        }
     }
 
     public override async Task StopAsync(CancellationToken cancellationToken)
     {
-        // Cancel the BackgroundService token first so shutdown exceptions are treated as expected.
         var stopTask = base.StopAsync(cancellationToken);
-        _listener?.Stop();
+        foreach (var listener in _listeners)
+            listener.Stop();
         await stopTask;
     }
 
-    private async Task HandleClientAsync(TcpClient client, CancellationToken cancellationToken)
+    private IEnumerable<int> GetListenPorts()
     {
-        using (client)
+        yield return DefaultSocksPort;
+
+        if (_options.Port > 0 && _options.Port != DefaultSocksPort)
+            yield return _options.Port;
+    }
+
+    private async Task AcceptLoopAsync(TcpListener listener, int port, CancellationToken cancellationToken)
     {
-            //logger.Debug($"Proxy New client: {client.Client.RemoteEndPoint}");
         try
         {
-                await HandleClientCoreAsync(client, cancellationToken);
+            while (!cancellationToken.IsCancellationRequested)
+            {
+                var client = await listener.AcceptTcpClientAsync(cancellationToken);
+                _ = Task.Run(() => HandleClientAsync(client, port, cancellationToken), cancellationToken);
+            }
         }
         catch (OperationCanceledException) when (cancellationToken.IsCancellationRequested)
         {
         }
-            catch (IOException)
+        catch (SocketException) when (cancellationToken.IsCancellationRequested)
         {
         }
-            catch (SocketException)
+        catch (ObjectDisposedException) when (cancellationToken.IsCancellationRequested)
         {
         }
-            catch (AuthenticationException ex)
+    }
+
+    private async Task HandleClientAsync(TcpClient client, int listenPort, CancellationToken cancellationToken)
     {
-                logger.Warn($"Proxy TLS authentication failed: {ex}");
+        using (client)
+        {
+            using var clientStream = client.GetStream();
+
+            try
+            {
+                await NegotiateAsync(clientStream, cancellationToken);
+                var request = await ReadConnectRequestAsync(clientStream, cancellationToken);
+                if (request is null)
+                    return;
+
+                using var upstream = new TcpClient();
+                var destination = ResolveDestination(request, listenPort);
+
+                await upstream.ConnectAsync(destination.Host, destination.Port, cancellationToken);
+                await SendConnectReplyAsync(clientStream, success: true, cancellationToken);
+
+                if (ConfigManager.Config.HttpServer.EnableLog)
+                    logger.Info($"SOCKS: {request.Host}:{request.Port} -> {destination.Host}:{destination.Port}");
+
+                using var upstreamStream = upstream.GetStream();
+                await TunnelAsync(clientStream, upstreamStream, cancellationToken);
+            }
+            catch (OperationCanceledException) when (cancellationToken.IsCancellationRequested)
+            {
+            }
+            catch (Exception ex) when (ex is IOException or SocketException)
+            {
+                if (ConfigManager.Config.HttpServer.EnableLog)
+                    logger.Warn($"SOCKS client failed: {ex.Message}");
             }
             catch (Exception ex)
             {
-                logger.Warn($"Proxy client failed {ex}");
+                logger.Warn($"SOCKS client failed: {ex}");
             }
-            logger.Info($"Proxy client close: {client.Client.RemoteEndPoint}");
         }
     }
 
-    private async Task HandleClientCoreAsync(TcpClient client, CancellationToken cancellationToken)
+    private async Task NegotiateAsync(NetworkStream stream, CancellationToken cancellationToken)
     {
-        await using var stream = client.GetStream();
+        var header = new byte[2];
-        var request = await ProxyHttpRequest.ReadAsync(stream, cancellationToken);
+        await ReadExactAsync(stream, header, cancellationToken);
-        if (request is null)
-            return;
 
-        if (request.Method.Equals("CONNECT", StringComparison.OrdinalIgnoreCase))
+        if (header[0] != 0x05)
-        {
+            throw new IOException("Unsupported SOCKS version");
-            var (host, port) = SplitHostPort(request.Target, 443);
-            if (ShouldRedirect(host))
-            {
-                await WriteAsciiAsync(stream, "HTTP/1.1 200 Connection Established\r\nProxy-Agent: MikuSB.Proxy\r\n\r\n", cancellationToken);
-                using var tlsStream = new SslStream(stream, false);
-                await tlsStream.AuthenticateAsServerAsync(new SslServerAuthenticationOptions
-                {
-                    ServerCertificate = certificateAuthority.GetServerCertificate(host),
-                    EnabledSslProtocols = SslProtocols.Tls12 | SslProtocols.Tls13
-                }, cancellationToken);
 
-                await HandleRedirectedHttpLoopAsync(tlsStream, host, cancellationToken);
+        var methods = new byte[header[1]];
-                return;
+        if (methods.Length > 0)
+            await ReadExactAsync(stream, methods, cancellationToken);
+
+        await stream.WriteAsync(new byte[] { 0x05, 0x00 }, cancellationToken);
     }
 
-            await TunnelAsync(stream, host, port, cancellationToken);
+    private async Task<SocksRequest?> ReadConnectRequestAsync(NetworkStream stream, CancellationToken cancellationToken)
-            return;
+    {
+        var header = new byte[4];
+        await ReadExactAsync(stream, header, cancellationToken);
+
+        if (header[0] != 0x05)
+            throw new IOException("Invalid SOCKS request");
+
+        if (header[1] != 0x01)
+        {
+            await SendConnectReplyAsync(stream, success: false, cancellationToken);
+            return null;
         }
 
-        await HandlePlainHttpLoopAsync(stream, request, cancellationToken);
+        var host = header[3] switch
+        {
+            0x01 => new IPAddress(await ReadBytesAsync(stream, 4, cancellationToken)).ToString(),
+            0x03 => await ReadDomainAsync(stream, cancellationToken),
+            0x04 => new IPAddress(await ReadBytesAsync(stream, 16, cancellationToken)).ToString(),
+            _ => throw new IOException("Unsupported address type")
+        };
+
+        var portBytes = await ReadBytesAsync(stream, 2, cancellationToken);
+        var port = (portBytes[0] << 8) | portBytes[1];
+        return new SocksRequest(host, port);
     }
 
-    private async Task HandlePlainHttpLoopAsync(Stream clientStream, ProxyHttpRequest request, CancellationToken cancellationToken)
+    private static async Task<string> ReadDomainAsync(NetworkStream stream, CancellationToken cancellationToken)
     {
-        while (true)
+        var length = await ReadBytesAsync(stream, 1, cancellationToken);
-        {
+        var domain = await ReadBytesAsync(stream, length[0], cancellationToken);
-            var host = request.Host;
+        return System.Text.Encoding.ASCII.GetString(domain);
-            if (string.IsNullOrWhiteSpace(host))
-            {
-                await WriteSimpleResponseAsync(clientStream, HttpStatusCode.BadRequest, "Missing Host header", cancellationToken);
-                return;
     }
 
-            if (ShouldRedirect(SplitHostPort(host, 80).Host))
+    private (string Host, int Port) ResolveDestination(SocksRequest request, int listenPort)
-                await ForwardToServerAsync(clientStream, request, cancellationToken);
+    {
-            else
+        if (IsSelfReference(request.Host, request.Port, listenPort))
-                await ForwardToOriginAsync(clientStream, request, cancellationToken);
+            throw new IOException("Proxy self-reference detected");
 
-            if (request.ShouldClose)
+        if (!ShouldRedirect(request.Host))
-                return;
+            return (request.Host, request.Port);
 
-            var nextRequest = await ProxyHttpRequest.ReadAsync(clientStream, cancellationToken);
+        return ("127.0.0.1", request.Port switch
-            if (nextRequest is null)
+        {
-                return;
+            80 => ConfigManager.Config.HttpServer.Port,
-
+            893 => 31443,
-            request = nextRequest;
+            13443 => 13443,
-        }
+            18443 => 18443,
+            31443 => 31443,
+            _ => 13443
+        });
     }
 
-    private async Task HandleRedirectedHttpLoopAsync(Stream tlsStream, string originalHost, CancellationToken cancellationToken)
+    private static bool ShouldRedirect(string host)
     {
-        while (!cancellationToken.IsCancellationRequested)
+        foreach (var domain in TargetDomains)
         {
-            var request = await ProxyHttpRequest.ReadAsync(tlsStream, cancellationToken);
+            if (host.Equals(domain, StringComparison.OrdinalIgnoreCase) ||
-            if (request is null)
+                host.EndsWith("." + domain, StringComparison.OrdinalIgnoreCase))
-                return;
-
-            request.HostOverride = originalHost;
-            await ForwardToServerAsync(tlsStream, request, cancellationToken);
-
-            if (request.ShouldClose)
-                return;
-        }
-    }
-
-    private async Task ForwardToServerAsync(Stream clientStream, ProxyHttpRequest request, CancellationToken cancellationToken)
-    {
-        var pathAndQuery = request.GetPathAndQuery();
-        var uri = new Uri($"http://{ServerHost}:{_options.ServerHttpPort}{pathAndQuery}");
-        if (ConfigManager.Config.HttpServer.EnableLog) logger.Info($"Redirect: {request.Method} {request.HostOverride ?? request.Host}{pathAndQuery} -> {uri}");
-        await SendHttpRequestAsync(clientStream, request, uri, true, cancellationToken);
-    }
-
-    private async Task ForwardToOriginAsync(Stream clientStream, ProxyHttpRequest request, CancellationToken cancellationToken)
-    {
-        var uri = request.GetAbsoluteUri();
-        if (uri is null)
-        {
-            await WriteSimpleResponseAsync(clientStream, HttpStatusCode.BadRequest, "Only absolute-form proxy requests are supported for non-target HTTP", cancellationToken);
-            return;
-        }
-
-        if (IsSelfReference(uri))
-        {
-            logger.Info($"Self-reference blocked: {request.Method} {uri}");
-            await WriteSimpleResponseAsync(clientStream, HttpStatusCode.LoopDetected, "Proxy self-reference detected", cancellationToken);
-            return;
-        }
-
-        await SendHttpRequestAsync(clientStream, request, uri, false, cancellationToken);
-    }
-
-    private bool IsSelfReference(Uri uri)
-    {
-        if (uri.Port != _options.Port)
-            return false;
-
-        return uri.Host is "127.0.0.1" or "localhost" or "::1"
-            || uri.Host.Equals(ListenAddress, StringComparison.OrdinalIgnoreCase);
-    }
-
-    private async Task SendHttpRequestAsync(Stream clientStream, ProxyHttpRequest request, Uri uri, bool addCors, CancellationToken cancellationToken)
-    {
-        using var outgoing = new HttpRequestMessage(new HttpMethod(request.Method), uri);
-        if (request.Body.Length > 0)
-            outgoing.Content = new ByteArrayContent(request.Body);
-
-        foreach (var (name, value) in request.Headers)
-        {
-            if (HopByHopHeaders.Contains(name) || name.Equals("Host", StringComparison.OrdinalIgnoreCase))
-                continue;
-
-            if (!outgoing.Headers.TryAddWithoutValidation(name, value))
-            {
-                outgoing.Content ??= new ByteArrayContent(request.Body);
-                outgoing.Content.Headers.TryAddWithoutValidation(name, value);
-            }
-        }
-
-        using var response = await httpClient.SendAsync(outgoing, HttpCompletionOption.ResponseHeadersRead, cancellationToken);
-        var body = await response.Content.ReadAsByteArrayAsync(cancellationToken);
-
-        var builder = new StringBuilder();
-        builder.Append("HTTP/1.1 ")
-            .Append((int)response.StatusCode)
-            .Append(' ')
-            .Append(response.ReasonPhrase ?? response.StatusCode.ToString())
-            .Append("\r\n");
-
-        foreach (var header in response.Headers)
-            AppendHeader(builder, header.Key, header.Value);
-
-        foreach (var header in response.Content.Headers)
-        {
-            if (!header.Key.Equals("Content-Length", StringComparison.OrdinalIgnoreCase))
-                AppendHeader(builder, header.Key, header.Value);
-        }
-
-        if (addCors)
-            builder.Append("Access-Control-Allow-Origin: *\r\n");
-
-        builder.Append("Content-Length: ").Append(body.Length).Append("\r\n");
-        builder.Append("Connection: keep-alive\r\n\r\n");
-
-        await WriteAsciiAsync(clientStream, builder.ToString(), cancellationToken);
-        if (body.Length > 0)
-            await clientStream.WriteAsync(body, cancellationToken);
-    }
-
-    private async Task TunnelAsync(Stream clientStream, string host, int port, CancellationToken cancellationToken)
-    {
-        using var upstream = new TcpClient();
-        await upstream.ConnectAsync(host, port, cancellationToken);
-        await WriteAsciiAsync(clientStream, "HTTP/1.1 200 Connection Established\r\nProxy-Agent: MikuSB.Proxy\r\n\r\n", cancellationToken);
-
-        await using var upstreamStream = upstream.GetStream();
-        var clientToServer = clientStream.CopyToAsync(upstreamStream, cancellationToken);
-        var serverToClient = upstreamStream.CopyToAsync(clientStream, cancellationToken);
-        await Task.WhenAny(clientToServer, serverToClient);
-    }
-
-    private bool ShouldRedirect(string host)
-    {
-        host = host.Trim().TrimEnd('.').ToLowerInvariant();
-        foreach (var target in TargetDomains)
-        {
-            var normalized = target.Trim().TrimEnd('.').ToLowerInvariant();
-            if (host == normalized || host.EndsWith($".{normalized}", StringComparison.OrdinalIgnoreCase))
                 return true;
         }
 
         return false;
     }
 
-    private static void AppendHeader(StringBuilder builder, string name, IEnumerable<string> values)
+    private bool IsSelfReference(string host, int port, int listenPort)
     {
-        if (HopByHopHeaders.Contains(name))
+        if (port != listenPort && port != _options.Port && port != DefaultSocksPort)
-            return;
+            return false;
 
-        foreach (var value in values)
+        return host is "127.0.0.1" or "localhost" or "::1";
-            builder.Append(name).Append(": ").Append(value).Append("\r\n");
     }
 
-    private static async Task WriteSimpleResponseAsync(Stream stream, HttpStatusCode statusCode, string message, CancellationToken cancellationToken)
+    private static async Task SendConnectReplyAsync(NetworkStream stream, bool success, CancellationToken cancellationToken)
     {
-        var body = Encoding.UTF8.GetBytes(message);
+        var reply = success
-        await WriteAsciiAsync(
+            ? new byte[] { 0x05, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
-            stream,
+            : new byte[] { 0x05, 0x05, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
-            $"HTTP/1.1 {(int)statusCode} {statusCode}\r\nContent-Type: text/plain; charset=utf-8\r\nContent-Length: {body.Length}\r\nConnection: close\r\n\r\n",
+        await stream.WriteAsync(reply, cancellationToken);
-            cancellationToken);
-        await stream.WriteAsync(body, cancellationToken);
     }
 
-    private static Task WriteAsciiAsync(Stream stream, string value, CancellationToken cancellationToken) =>
+    private static async Task TunnelAsync(NetworkStream clientStream, NetworkStream upstreamStream, CancellationToken cancellationToken)
-        stream.WriteAsync(Encoding.ASCII.GetBytes(value), cancellationToken).AsTask();
-
-    private static (string Host, int Port) SplitHostPort(string hostPort, int defaultPort)
     {
-        if (hostPort.StartsWith('['))
+        using var linkedCts = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken);
-        {
+        var upstreamToClient = CopyAsync(upstreamStream, clientStream, linkedCts.Token);
-            var end = hostPort.IndexOf(']');
+        var clientToUpstream = CopyAsync(clientStream, upstreamStream, linkedCts.Token);
-            if (end > 0 && hostPort.Length > end + 2 && hostPort[end + 1] == ':' && int.TryParse(hostPort[(end + 2)..], out var ipv6Port))
-                return (hostPort[1..end], ipv6Port);
 
-            return (hostPort.Trim('[', ']'), defaultPort);
+        await Task.WhenAny(upstreamToClient, clientToUpstream);
-        }
+        linkedCts.Cancel();
 
-        var colon = hostPort.LastIndexOf(':');
-        if (colon > 0 && int.TryParse(hostPort[(colon + 1)..], out var port))
-            return (hostPort[..colon], port);
-
-        return (hostPort, defaultPort);
-    }
-
-    private sealed class ProxyHttpRequest
-    {
-        public required string Method { get; init; }
-        public required string Target { get; init; }
-        public required string Version { get; init; }
-        public required List<KeyValuePair<string, string>> Headers { get; init; }
-        public required byte[] Body { get; init; }
-        public string? HostOverride { get; set; }
-
-        public string? Host => HostOverride ?? Headers.FirstOrDefault(x => x.Key.Equals("Host", StringComparison.OrdinalIgnoreCase)).Value;
-
-        public bool ShouldClose =>
-            Headers.Any(x => x.Key.Equals("Connection", StringComparison.OrdinalIgnoreCase)
-                && x.Value.Contains("close", StringComparison.OrdinalIgnoreCase));
-
-        public Uri? GetAbsoluteUri() => Uri.TryCreate(Target, UriKind.Absolute, out var uri) ? uri : null;
-
-        public string GetPathAndQuery()
-        {
-            // "/query?version=a.b.c&platform=PC"
-            // => Uri.TryCreate() return true && uri.Scheme == "file"
-            // => will return "/query%3Fversion=a.b.c&platform=PC" cause 404
-            if (Uri.TryCreate(Target, UriKind.Absolute, out var uri) && uri.IsAbsoluteUri && (uri.Scheme == Uri.UriSchemeHttp || uri.Scheme == Uri.UriSchemeHttps))
-                return uri.PathAndQuery;
-
-            if (string.IsNullOrEmpty(Target))
-                return "/";
-
-            return Target[0] == '/' ? Target : $"/{Target}";
-        }
-
-        public static async Task<ProxyHttpRequest?> ReadAsync(Stream stream, CancellationToken cancellationToken)
-        {
-            var rented = ArrayPool<byte>.Shared.Rent(64 * 1024);
         try
         {
-                var length = 0;
+            await Task.WhenAll(upstreamToClient, clientToUpstream);
+        }
+        catch (OperationCanceledException)
+        {
+        }
+        catch (IOException)
+        {
+        }
+    }
+
+    private static async Task CopyAsync(Stream source, Stream destination, CancellationToken cancellationToken)
+    {
+        var buffer = ArrayPool<byte>.Shared.Rent(16 * 1024);
+        try
+        {
             while (true)
             {
-                    var read = await stream.ReadAsync(rented.AsMemory(length, 1), cancellationToken);
+                var bytesRead = await source.ReadAsync(buffer, cancellationToken);
-                    if (read == 0)
+                if (bytesRead <= 0)
-                        return null;
-
-                    length += read;
-                    if (length >= 4
-                        && rented[length - 4] == '\r'
-                        && rented[length - 3] == '\n'
-                        && rented[length - 2] == '\r'
-                        && rented[length - 1] == '\n')
                     break;
 
-                    if (length == rented.Length)
+                await destination.WriteAsync(buffer.AsMemory(0, bytesRead), cancellationToken);
-                        throw new InvalidDataException("HTTP proxy request header is too large");
+                await destination.FlushAsync(cancellationToken);
             }
-
-                var headerText = Encoding.ASCII.GetString(rented, 0, length);
-                var lines = headerText.Split("\r\n", StringSplitOptions.None);
-                var requestLine = lines[0].Split(' ', 3, StringSplitOptions.RemoveEmptyEntries);
-                if (requestLine.Length != 3)
-                    throw new InvalidDataException("Invalid HTTP proxy request line");
-
-                var headers = new List<KeyValuePair<string, string>>();
-                var contentLength = 0;
-                for (var i = 1; i < lines.Length; i++)
-                {
-                    var line = lines[i];
-                    if (string.IsNullOrEmpty(line))
-                        break;
-
-                    var colon = line.IndexOf(':');
-                    if (colon <= 0)
-                        continue;
-
-                    var name = line[..colon].Trim();
-                    var value = line[(colon + 1)..].Trim();
-                    headers.Add(new KeyValuePair<string, string>(name, value));
-                    if (name.Equals("Content-Length", StringComparison.OrdinalIgnoreCase) && int.TryParse(value, out var parsedLength))
-                        contentLength = parsedLength;
-                }
-
-                var body = new byte[contentLength];
-                var offset = 0;
-                while (offset < body.Length)
-                {
-                    var read = await stream.ReadAsync(body.AsMemory(offset), cancellationToken);
-                    if (read == 0)
-                        throw new EndOfStreamException("HTTP proxy request body ended early");
-
-                    offset += read;
-                }
-
-                return new ProxyHttpRequest
-                {
-                    Method = requestLine[0],
-                    Target = requestLine[1],
-                    Version = requestLine[2],
-                    Headers = headers,
-                    Body = body
-                };
         }
         finally
         {
-                ArrayPool<byte>.Shared.Return(rented);
+            ArrayPool<byte>.Shared.Return(buffer);
         }
     }
+
+    private static async Task<byte[]> ReadBytesAsync(Stream stream, int length, CancellationToken cancellationToken)
+    {
+        var buffer = new byte[length];
+        await ReadExactAsync(stream, buffer, cancellationToken);
+        return buffer;
+    }
+
+    private static async Task ReadExactAsync(Stream stream, byte[] buffer, CancellationToken cancellationToken)
+    {
+        var offset = 0;
+        while (offset < buffer.Length)
+        {
+            var bytesRead = await stream.ReadAsync(buffer.AsMemory(offset), cancellationToken);
+            if (bytesRead <= 0)
+                throw new IOException("Unexpected EOF");
+            offset += bytesRead;
         }
     }
+
+    private sealed record SocksRequest(string Host, int Port);
+}

Proxy/ProxyServiceCollectionExtensions.cs

@@ -9,17 +9,8 @@ public static class ProxyServiceCollectionExtensions
     public static IServiceCollection AddMikuSbProxy(this IServiceCollection services, ProxyOptions options)
     {
         services.AddSingleton<IOptions<ProxyOptions>>(Microsoft.Extensions.Options.Options.Create(options));
-        services.AddSingleton<ProxyCertificateAuthority>();
-        services.AddSingleton(new HttpClient(new SocketsHttpHandler
-        {
-            AllowAutoRedirect = false,
-            AutomaticDecompression = System.Net.DecompressionMethods.None,
-            UseCookies = false,
-            UseProxy = false
-        }));
         services.AddSingleton<ProxyServer>();
         services.AddHostedService(sp => sp.GetRequiredService<ProxyServer>());
-        services.AddHostedService<WindowsSystemProxyService>();
         return services;
     }
 }

Proxy/WindowsSystemProxyService.cs

@@ -1,132 +0,0 @@
-using System.Runtime.InteropServices;
-using MikuSB.Configuration;
-using Microsoft.Extensions.Hosting;
-using Microsoft.Extensions.Logging;
-using Microsoft.Extensions.Options;
-using Microsoft.Win32;
-
-namespace MikuSB.Proxy;
-
-public sealed class WindowsSystemProxyService(
-    IOptions<ProxyOptions> options,
-    ILogger<WindowsSystemProxyService> logger) : IHostedService, IDisposable
-{
-    private const string InternetSettingsPath = @"Software\Microsoft\Windows\CurrentVersion\Internet Settings";
-    private readonly ProxyOptions _options = options.Value;
-    private ConsoleCtrlHandler? _consoleCtrlHandler;
-    private int _proxyDisabled;
-
-    public Task StartAsync(CancellationToken cancellationToken)
-    {
-        if (!_options.Enabled || !_options.ManageSystemProxy)
-            return Task.CompletedTask;
-
-        if (!OperatingSystem.IsWindows())
-        {
-            logger.LogWarning("System proxy management is only supported on Windows");
-            return Task.CompletedTask;
-        }
-
-        using var key = Registry.CurrentUser.OpenSubKey(InternetSettingsPath, writable: true);
-        if (key is null)
-        {
-            logger.LogWarning("Unable to open Windows Internet Settings registry key");
-            return Task.CompletedTask;
-        }
-
-        var proxyServer = $"http=127.0.0.1:{_options.Port};https=127.0.0.1:{_options.Port}";
-
-        key.SetValue("ProxyEnable", 1, RegistryValueKind.DWord);
-        key.SetValue("ProxyServer", proxyServer, RegistryValueKind.String);
-        key.SetValue("ProxyOverride", _options.ProxyOverride, RegistryValueKind.String);
-        NotifyProxySettingsChanged();
-        AppDomain.CurrentDomain.ProcessExit += OnProcessExit;
-        RegisterConsoleCtrlHandler();
-
-        logger.LogWarning("Windows system proxy enabled for MikuSB: {ProxyServer}", proxyServer);
-        return Task.CompletedTask;
-    }
-
-    public Task StopAsync(CancellationToken cancellationToken)
-    {
-        if (!_options.Enabled || !_options.ManageSystemProxy || !_options.RestoreSystemProxyOnStop)
-            return Task.CompletedTask;
-
-        DisableSystemProxy();
-        return Task.CompletedTask;
-    }
-
-    public void Dispose()
-    {
-        AppDomain.CurrentDomain.ProcessExit -= OnProcessExit;
-        UnregisterConsoleCtrlHandler();
-
-        if (_options.Enabled && _options.ManageSystemProxy && _options.RestoreSystemProxyOnStop)
-            DisableSystemProxy();
-    }
-
-    private void OnProcessExit(object? sender, EventArgs e)
-    {
-        if (_options.Enabled && _options.ManageSystemProxy && _options.RestoreSystemProxyOnStop)
-            DisableSystemProxy();
-    }
-
-    private void DisableSystemProxy()
-    {
-        if (!OperatingSystem.IsWindows())
-            return;
-
-        if (Interlocked.Exchange(ref _proxyDisabled, 1) == 1)
-            return;
-
-        using var key = Registry.CurrentUser.OpenSubKey(InternetSettingsPath, writable: true);
-        if (key is null)
-            return;
-
-        key.SetValue("ProxyEnable", 0, RegistryValueKind.DWord);
-        key.DeleteValue("ProxyServer", throwOnMissingValue: false);
-        key.DeleteValue("ProxyOverride", throwOnMissingValue: false);
-        NotifyProxySettingsChanged();
-        logger.LogWarning("Windows system proxy disabled for MikuSB shutdown");
-    }
-
-    private void RegisterConsoleCtrlHandler()
-    {
-        if (!OperatingSystem.IsWindows())
-            return;
-
-        _consoleCtrlHandler = OnConsoleCtrl;
-        SetConsoleCtrlHandler(_consoleCtrlHandler, add: true);
-    }
-
-    private void UnregisterConsoleCtrlHandler()
-    {
-        if (!OperatingSystem.IsWindows() || _consoleCtrlHandler is null)
-            return;
-
-        SetConsoleCtrlHandler(_consoleCtrlHandler, add: false);
-        _consoleCtrlHandler = null;
-    }
-
-    private bool OnConsoleCtrl(int signal)
-    {
-        if (_options.Enabled && _options.ManageSystemProxy && _options.RestoreSystemProxyOnStop)
-            DisableSystemProxy();
-
-        return false;
-    }
-
-    private static void NotifyProxySettingsChanged()
-    {
-        InternetSetOption(IntPtr.Zero, 39, IntPtr.Zero, 0);
-        InternetSetOption(IntPtr.Zero, 37, IntPtr.Zero, 0);
-    }
-
-    private delegate bool ConsoleCtrlHandler(int signal);
-
-    [DllImport("kernel32.dll", SetLastError = true)]
-    private static extern bool SetConsoleCtrlHandler(ConsoleCtrlHandler handler, bool add);
-
-    [DllImport("wininet.dll", SetLastError = true)]
-    private static extern bool InternetSetOption(IntPtr internet, int option, IntPtr buffer, int bufferLength);
-}

README.md

@@ -7,6 +7,12 @@
 
 日本語のドキュメントは [README_jp.md](README_jp.md) にあります。
 
+## Scam Warning
+
+MikuSB is completely free and open source.
+If anyone sold you this server or charged money to provide it, that was a scam.
+Request a refund immediately and report the seller to us on Discord with any relevant proof or purchase details.
+
 ## Overview
 
 - `SdkServer`
@@ -37,12 +43,13 @@
 ## Running
 
 1. Restore dependencies and build.
-
 ```powershell
 dotnet build
 ```
-
+2. Set `GamePath` in `Config.json` to the path of your game executable.
-2. Enjoy.
+3. Start the server and run the `game` command.
+4. Create an account in the server console.  
+5. Enjoy.
 
 ## Feature List
 

README_jp.md

@@ -7,6 +7,12 @@
 
 English documentation is available in [README.md](README.md).
 
+## 詐欺に関する警告
+
+MikuSB は完全無料のオープンソースです。  
+このサーバーを誰かから有料で販売された場合、それは詐欺です。  
+すぐに返金を申請し、購入記録や証拠とあわせて Discord で私たちに通報してください。  
+
 ## 概要
 
 - `SdkServer`
@@ -37,12 +43,13 @@ English documentation is available in [README.md](README.md).
 ## 起動方法
 
 1. 依存を復元してビルドします。
-
 ```powershell
 dotnet build
 ```
-
+2. Config.json の`GamePath`にあなたのゲームの実行ファイルのパスを書き込みます  
-2. 楽しんで
+3. サーバーを起動し`game`コマンドを入力します  
+4. サーバーコンソールでアカウントを作成する  
+5. 楽しむ
 
 ## 機能一覧
 

SdkServer/Handlers/RouteController.cs

@@ -1,5 +1,7 @@
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using MikuSB.Configuration;
+using MikuSB.Database.Account;
 using MikuSB.SdkServer.Models;
 using MikuSB.Util;
 using System.Text;
@@ -107,16 +109,106 @@ public class RouteController : ControllerBase
             code = 0,
             data = new
             {
-                agreementUpdateTime = "1728552600000",
+                platformPrivacyAgreement = "https://www.amazingseasun.com/privacy.html?lang=zh-Hant&gamecode=200001086",
-                appDownLoadUrl = "",
+                payType = new[] { "mycard" },
-                enableReportDataToDouyin = false,
+                loginType = new[] { "mail", "google", "twitter", "guest", "steam" },
-                loginType = new[] { "channel" },
+                closeGeetest = false,
-                openActivationCode = false,
+                userAgreement = "https://www.amazingseasun.com/user.html?lang=zh-Hant&gamecode=111111680",
-                qqGroup = (string?)null,
+                privacyAgreement = "https://www.amazingseasun.com/privacy.html?lang=zh-Hant&gamecode=111111680",
-                privacyUpdateTime = "1728552600000",
+                initPrivacyUpdateTime = 0,
-                realNameAuth = false
+                platformUserAgreement = "https://www.amazingseasun.com/user.html?lang=zh-Hant&gamecode=200001086",
+                accountPublicKey = "",
+                payChannel = (string[]?)null,
+                registerPrivacyUrl = "https://xgsdk.xoyo.games:13443/seasun/privacy-agreement/200001086/register/privacy.html?language=zh-Hant",
+                loginPrivacyUrl = "https://xgsdk.xoyo.games:13443/seasun/privacy-agreement/111111680/login/privacy.html?language=zh-Hant"
             },
-            msg = "success"
+            msg = "操作成功"
+        };
+
+        return Ok(rsp);
+    }
+
+    private static AccountData? ResolveAccountByUid(string? uid)
+    {
+        if (int.TryParse(uid, out var parsedUid))
+            return AccountData.GetAccountByUid(parsedUid);
+
+        return null;
+    }
+
+    private static AccountData? ResolveAccountForSdkLogin(string? email, string? uid, string? token)
+    {
+        if (!string.IsNullOrWhiteSpace(token))
+        {
+            var accountByComboToken = AccountData.GetAccountByComboToken(token);
+            if (accountByComboToken != null)
+                return accountByComboToken;
+
+            var accountByDispatchToken = AccountData.GetAccountByDispatchToken(token);
+            if (accountByDispatchToken != null)
+                return accountByDispatchToken;
+        }
+
+        if (!string.IsNullOrWhiteSpace(email))
+        {
+            var accountByEmail = AccountData.GetAccountByEmail(email);
+            if (accountByEmail != null)
+                return accountByEmail;
+        }
+
+        return ResolveAccountByUid(uid);
+    }
+
+    private async Task<string?> GetJsonBodyValue(string propertyName)
+    {
+        if (!Request.HasJsonContentType())
+            return null;
+
+        Request.EnableBuffering();
+        Request.Body.Position = 0;
+
+        using var reader = new StreamReader(Request.Body, Encoding.UTF8, leaveOpen: true);
+        var body = await reader.ReadToEndAsync();
+        Request.Body.Position = 0;
+
+        if (string.IsNullOrWhiteSpace(body))
+            return null;
+
+        try
+        {
+            using var document = JsonDocument.Parse(body);
+            if (document.RootElement.ValueKind != JsonValueKind.Object)
+                return null;
+
+            return document.RootElement.TryGetProperty(propertyName, out var value)
+                ? value.GetString()
+                : null;
+        }
+        catch
+        {
+            return null;
+        }
+    }
+
+    private IActionResult BuildLoginFailedResponse(string message)
+    {
+        object rsp = new
+        {
+            code = 1001,
+            data = (object?)null,
+            msg = message
+        };
+
+        return Ok(rsp);
+    }
+
+    private IActionResult BuildNotFoundResponse(string message)
+    {
+        object rsp = new
+        {
+            code = 1001,
+            data = (object?)null,
+            msg = message
         };
 
         return Ok(rsp);
@@ -124,40 +216,122 @@ public class RouteController : ControllerBase
 
     [HttpGet("/seasun/loginByToken")]
     [HttpPost("/seasun/loginByToken")]
-    public IActionResult LoginByToken(
+    public async Task<IActionResult> LoginByToken(
         [FromQuery] string? uid,
         [FromQuery] string? token,
         [FromForm] string? form_uid,
         [FromForm] string? form_token
     )
     {
-        string finalUid = uid ?? form_uid ?? "10001";
+        var finalUid = uid ?? form_uid ?? await GetJsonBodyValue("uid");
-        string finalToken = token ?? form_token ?? Guid.NewGuid().ToString("N");
+        var finalToken = token ?? form_token ?? await GetJsonBodyValue("token");
+        var account = ResolveAccountForSdkLogin(null, finalUid, finalToken);
+        if (account == null)
+            return BuildLoginFailedResponse("Account not found.");
+
+        var responseUid = account.Uid.ToString();
+        var responseToken = account.GenerateComboToken();
 
         object rsp = new
         {
             code = 0,
             data = new
             {
-                associatedAccounts = new[]
+                associatedAccounts = Array.Empty<string>(),
-            {
-                new { bindStatus = false, nickname = "", thirdPartyType = "mail" },
-                new { bindStatus = true, nickname = Config.GameServer.GameServerName, thirdPartyType = "google" },
-                new { bindStatus = false, nickname = "", thirdPartyType = "twitter" },
-                new { bindStatus = false, nickname = "", thirdPartyType = "guest" },
-                new { bindStatus = false, nickname = "", thirdPartyType = "steam" }
-            },
                 isFirstLogin = false,
                 isNeedKoreaSciAuth = false,
-                ksOpenId = $"ks_{finalUid}",
+                ksOpenId = $"ks_{responseUid}",
-                nickname = Config.GameServer.GameServerName,
+                nickname = account.Username,
-                passportId = finalUid.Length > 10 ? finalUid[^10..] : finalUid,
+                passportId = responseUid,
                 playerFillAgeUrl = "",
                 status = 0,
                 thirdPartyUid = "",
-                token = finalToken,
+                token = responseToken,
-                type = "google",
+                type = "guest",
-                uid = finalUid
+                uid = account.Uid
+            },
+            msg = "操作成功"
+        };
+
+        return Ok(rsp);
+    }
+
+    [HttpGet("/seasun/login")]
+    [HttpPost("/seasun/login")]
+    public async Task<IActionResult> Login(
+        [FromQuery] string? uid,
+        [FromQuery] string? token,
+        [FromQuery] string? email,
+        [FromForm] string? form_uid,
+        [FromForm] string? form_token,
+        [FromForm] string? form_email
+    )
+    {
+        var finalEmail = email ?? form_email ?? await GetJsonBodyValue("email");
+        if (!string.IsNullOrWhiteSpace(finalEmail))
+        {
+            var normalizedEmail = finalEmail.Trim();
+            var accountData = AccountData.GetAccountByEmail(normalizedEmail);
+            if (accountData == null)
+            {
+                if (!ConfigManager.Config.ServerOption.AutoCreateUser) return BuildLoginFailedResponse("Account not found.");
+                AccountData.CreateAccount(normalizedEmail, 0, "123456");
+                accountData = AccountData.GetAccountByEmail(normalizedEmail)!;
+            }
+
+            var finalUidValue = accountData.Uid.ToString();
+            var finalTokenValue = accountData.GenerateComboToken();
+
+            object emailLoginRsp = new
+            {
+                code = 0,
+                data = new
+                {
+                    associatedAccounts = Array.Empty<string>(),
+                    isFirstLogin = false,
+                    isNeedKoreaSciAuth = false,
+                    ksOpenId = $"ks_{finalUidValue}",
+                    nickname = accountData.Username,
+                    passportId = finalUidValue,
+                    playerFillAgeUrl = "",
+                    status = 0,
+                    thirdPartyUid = "",
+                    token = finalTokenValue,
+                    type = "guest",
+                    uid = accountData.Uid
+                },
+                msg = "操作成功"
+            };
+
+            return Ok(emailLoginRsp);
+        }
+
+        var finalUid = uid ?? form_uid ?? await GetJsonBodyValue("uid");
+        var finalToken = token ?? form_token ?? await GetJsonBodyValue("token");
+        var account = ResolveAccountForSdkLogin(finalEmail, finalUid, finalToken);
+        if (account == null)
+            return BuildLoginFailedResponse("Account not found.");
+
+        var responseUid = account.Uid.ToString();
+        var responseToken = account.GenerateComboToken();
+
+        object rsp = new
+        {
+            code = 0,
+            data = new
+            {
+                associatedAccounts = Array.Empty<string>(),
+                isFirstLogin = false,
+                isNeedKoreaSciAuth = false,
+                ksOpenId = $"ks_{responseUid}",
+                nickname = account.Username,
+                passportId = responseUid,
+                playerFillAgeUrl = "",
+                status = 0,
+                thirdPartyUid = "",
+                token = responseToken,
+                type = "guest",
+                uid = account.Uid
             },
             msg = "操作成功"
         };
@@ -172,8 +346,11 @@ public class RouteController : ControllerBase
         [FromForm] string? form_uid
     )
     {
-        string uidString = uid ?? form_uid ?? "10001";
+        var account = ResolveAccountByUid(uid ?? form_uid);
-        var finalUid = int.TryParse(uidString, out int parsedUid) ? parsedUid : 10001;
+        if (account == null)
+            return BuildNotFoundResponse("Account not found.");
+
+        var uidString = account.Uid.ToString();
 
         object rsp = new
         {
@@ -183,9 +360,9 @@ public class RouteController : ControllerBase
                 bindAccountTypes = new[] { "google" },
                 channelUid = uidString,
                 loginAccountType = "google",
-                nickName = Config.GameServer.GameServerName,
+                nickName = account.Username,
-                passportId = uidString.Length > 10 ? uidString[^10..] : uidString,
+                passportId = uidString,
-                uid = $"seasun__{uid}"
+                uid = $"seasun__{uidString}"
             },
             msg = "操作成功"
         };
@@ -252,7 +429,11 @@ public class RouteController : ControllerBase
     [HttpGet("/account/query-uid/{appId}")]
     public IActionResult QueryUid(string appId, [FromQuery] string authInfo)
     {
-        var uid = ExtractUid(authInfo) ?? "10001";
+        var account = ResolveAccountByUid(ExtractUid(authInfo));
+        if (account == null)
+            return BuildNotFoundResponse("Account not found.");
+
+        var uid = account.Uid.ToString();
 
         object rsp = new
         {

SdkServer/SdkServer.cs

@@ -23,7 +23,24 @@ public static class SdkServer
                 webBuilder
                     .UseStartup<Startup>()
                     .ConfigureLogging((_, logging) => { logging.ClearProviders(); })
-                    .UseUrls(ConfigManager.Config.HttpServer.GetDisplayAddress());
+                    .ConfigureKestrel(serverOptions =>
+                    {
+                        // Pre-warm cert before first TLS handshake
+                        _ = Utils.CertHelper.GetOrCreate(null);
+
+                        var bindAddr = System.Net.IPAddress.Parse(ConfigManager.Config.HttpServer.BindAddress);
+                        foreach (var port in new[] { ConfigManager.Config.HttpServer.Port, 13443, 18443, 31443 })
+                        {
+                            serverOptions.Listen(bindAddr, port, o =>
+                            {
+                                o.UseHttps(https =>
+                                {
+                                    https.ServerCertificateSelector = (_, sni) =>
+                                        Utils.CertHelper.GetOrCreate(sni);
+                                });
+                            });
+                        }
+                    });
             });
 
         var host = builder.Build();

SdkServer/Utils/CertHelper.cs

@@ -0,0 +1,84 @@
+using System.Collections.Concurrent;
+using System.Security.Cryptography;
+using System.Security.Cryptography.X509Certificates;
+
+namespace MikuSB.SdkServer.Utils;
+
+public static class CertHelper
+{
+    private const string Password = "MikuSB.SdkServer.LocalTLS";
+    private static readonly ConcurrentDictionary<string, X509Certificate2> Certificates =
+        new(StringComparer.OrdinalIgnoreCase);
+    private static readonly Lazy<X509Certificate2> WildcardCert =
+        new(() => LoadOrCreatePersisted("wildcard.xoyo.games", "*.xoyo.games"));
+
+    private static string CertificateDirectory => Path.Combine(AppContext.BaseDirectory, "sdk-certs");
+
+    public static X509Certificate2 GetOrCreate(string? serverName)
+    {
+        if (string.IsNullOrEmpty(serverName) ||
+            serverName.EndsWith(".xoyo.games", StringComparison.OrdinalIgnoreCase))
+            return WildcardCert.Value;
+
+        var normalized = serverName.Trim().TrimEnd('.').ToLowerInvariant();
+        return Certificates.GetOrAdd(normalized, host => LoadOrCreatePersisted(host, host));
+    }
+
+    private static X509Certificate2 LoadOrCreatePersisted(string fileHost, string subjectHost)
+    {
+        Directory.CreateDirectory(CertificateDirectory);
+        var pfxPath = Path.Combine(CertificateDirectory, $"{SanitizeFileName(fileHost)}.pfx");
+        if (File.Exists(pfxPath))
+            return LoadPkcs12(File.ReadAllBytes(pfxPath));
+
+        var certificate = CreateSelfSigned(subjectHost);
+        File.WriteAllBytes(pfxPath, certificate.Export(X509ContentType.Pfx, Password));
+        return LoadPkcs12(File.ReadAllBytes(pfxPath));
+    }
+
+    private static X509Certificate2 LoadPkcs12(byte[] pfx)
+    {
+        return X509CertificateLoader.LoadPkcs12(
+            pfx,
+            Password,
+            X509KeyStorageFlags.UserKeySet |
+            X509KeyStorageFlags.PersistKeySet |
+            X509KeyStorageFlags.Exportable);
+    }
+
+    private static X509Certificate2 CreateSelfSigned(string host)
+    {
+        using var rsa = RSA.Create(2048);
+
+        var req = new CertificateRequest(
+            new X500DistinguishedName($"CN={host}"),
+            rsa,
+            HashAlgorithmName.SHA256,
+            RSASignaturePadding.Pkcs1);
+
+        var san = new SubjectAlternativeNameBuilder();
+        san.AddDnsName(host);
+        req.CertificateExtensions.Add(san.Build());
+
+        req.CertificateExtensions.Add(new X509KeyUsageExtension(
+            X509KeyUsageFlags.KeyEncipherment | X509KeyUsageFlags.DigitalSignature,
+            critical: false));
+
+        req.CertificateExtensions.Add(new X509EnhancedKeyUsageExtension(
+            new OidCollection { new Oid("1.3.6.1.5.5.7.3.1") },
+            critical: false));
+
+        var cert = req.CreateSelfSigned(
+            DateTimeOffset.UtcNow.AddHours(-1),
+            DateTimeOffset.UtcNow.AddYears(10));
+
+        var pfx = cert.Export(X509ContentType.Pfx, Password);
+        return LoadPkcs12(pfx);
+    }
+
+    private static string SanitizeFileName(string host)
+    {
+        var invalidChars = Path.GetInvalidFileNameChars();
+        return string.Concat(host.Select(ch => invalidChars.Contains(ch) ? '_' : ch));
+    }
+}

SdkServer/Utils/LoggingMiddleware.cs

@@ -1,34 +1,108 @@
 using Microsoft.AspNetCore.Http;
 using MikuSB.Util;
+using System.Text;
 
 namespace MikuSB.SdkServer.Utils;
 
 public class RequestLoggingMiddleware(RequestDelegate next)
 {
+    private const long MaxLoggedBodyBytes = 1024 * 1024;
+
+    private static bool ShouldSkip(string path)
+        => path.StartsWith("/report") || path.Contains("/log/") || path == "/alive";
+
+    private static bool ShouldLogBody(HttpRequest request)
+    {
+        if (request.ContentLength is null or 0)
+            return false;
+
+        if (request.ContentLength > MaxLoggedBodyBytes)
+            return false;
+
+        if (string.IsNullOrWhiteSpace(request.ContentType))
+            return false;
+
+        return request.ContentType.Contains("json", StringComparison.OrdinalIgnoreCase)
+            || request.ContentType.Contains("text", StringComparison.OrdinalIgnoreCase)
+            || request.ContentType.Contains("xml", StringComparison.OrdinalIgnoreCase)
+            || request.ContentType.Contains("x-www-form-urlencoded", StringComparison.OrdinalIgnoreCase);
+    }
+
+    private static string SanitizeForLog(string value)
+    {
+        var builder = new StringBuilder(value.Length);
+        foreach (var ch in value)
+        {
+            if (ch == '\r')
+            {
+                builder.Append(@"\r");
+                continue;
+            }
+
+            if (ch == '\n')
+            {
+                builder.Append(@"\n");
+                continue;
+            }
+
+            if (char.IsControl(ch))
+            {
+                builder.Append(@"\u");
+                builder.Append(((int)ch).ToString("x4"));
+                continue;
+            }
+
+            builder.Append(ch);
+        }
+
+        return builder.ToString();
+    }
+
+    private static async Task<string> ReadBodyAsString(HttpRequest request)
+    {
+        request.EnableBuffering();
+        request.Body.Position = 0;
+
+        using var reader = new StreamReader(request.Body, Encoding.UTF8, leaveOpen: true);
+        var body = await reader.ReadToEndAsync();
+
+        request.Body.Position = 0;
+        return body;
+    }
+
     public async Task InvokeAsync(HttpContext context, Logger logger)
     {
         var request = context.Request;
         var method = request.Method;
-        var path = request.Path + request.QueryString;
+        var path = request.Path.ToString();
+        var pathWithQuery = path + request.QueryString;
+
+        if (ConfigManager.Config.HttpServer.EnableLog && !ShouldSkip(path))
+        {
+            var body = ShouldLogBody(request)
+                ? SanitizeForLog(await ReadBodyAsString(request))
+                : "<omitted>";
+            logger.Info($"REQ {method} {pathWithQuery} body={body}");
+        }
 
         await next(context);
 
         var statusCode = context.Response.StatusCode;
 
-        if (path.StartsWith("/report") || path.Contains("/log/") || path == "/alive")
+        if (ShouldSkip(path))
             return;
         if (!ConfigManager.Config.HttpServer.EnableLog) return;
         if (statusCode == 200)
         {
-            logger.Info($"{method} {path} => {statusCode}");
+            logger.Info($"{method} {pathWithQuery} => {statusCode}");
         }
         else if (statusCode == 404)
         {
-            logger.Warn($"{method} {path} => {statusCode}");
+            logger.Warn($"{method} {pathWithQuery} => {statusCode}");
         }
         else
         {
-            logger.Error($"{method} {path} => {statusCode}");
+            logger.Error($"{method} {pathWithQuery} => {statusCode}");
         }
     }
 }

TcpSharp/BasePacket.cs

@@ -12,6 +12,7 @@ public class BasePacket
     public long Timestamp { get; set; }
     public IMessage? Message { get; set; }
     public PacketFraming Framing { get; set; }
+    public int UncompressedBodySize { get; set; }
 
     public BasePacket(ushort cmdId)
     {

TcpSharp/PacketCodec.cs

@@ -2,6 +2,7 @@
 using MikuSB.Enums.Packet;
 using MikuSB.Util;
 using System.Buffers.Binary;
+using System.IO.Compression;
 using System.Net.Sockets;
 
 namespace MikuSB.TcpSharp
@@ -63,11 +64,11 @@ namespace MikuSB.TcpSharp
             }
         }
 
-        public byte[] Encode(ushort packetId, byte[] payload, PacketFraming framing = PacketFraming.FourByteLittleEndianLength)
+        public byte[] Encode(ushort packetId, byte[] payload, PacketFraming framing = PacketFraming.FourByteLittleEndianLength, int uncompressedSize = 0)
         {
             return framing switch
             {
-                PacketFraming.TwoByteBigEndianLength => EncodeTwoByteFrame(packetId, payload),
+                PacketFraming.TwoByteBigEndianLength => EncodeTwoByteFrame(packetId, payload, uncompressedSize),
                 PacketFraming.FourByteLittleEndianLength => EncodeFourByteFrame(packetId, payload),
                 _ => EncodeFourByteFrame(packetId, payload)
             };
@@ -220,8 +221,20 @@ namespace MikuSB.TcpSharp
             return payload;
         }
 
-        private byte[] EncodeTwoByteFrame(ushort packetId, byte[] payload)
+        private const int CompressionThreshold = 60000;
+
+        private static byte[] ZlibCompress(byte[] data)
         {
+            using var ms = new MemoryStream();
+            using (var zlib = new ZLibStream(ms, CompressionLevel.Optimal, leaveOpen: true))
+                zlib.Write(data, 0, data.Length);
+            return ms.ToArray();
+        }
+
+        private byte[] EncodeTwoByteFrame(ushort packetId, byte[] payload, int uncompressedSize = 0)
+        {
+            if (payload.Length > CompressionThreshold)
+                payload = ZlibCompress(payload);
             var wrappedPayload = WrapPayload(payload);
             var buffer = new byte[HeaderSize4Byte + wrappedPayload.Length];
 
@@ -246,7 +259,9 @@ namespace MikuSB.TcpSharp
             const int wrapperHeaderSize = 35;
             var wrapped = new byte[wrapperHeaderSize + payload.Length];
             BinaryPrimitives.WriteUInt16LittleEndian(wrapped.AsSpan(6, 2), (ushort)payload.Length);
-            wrapped[11] = 1;
+            if (payload.Length >= 2 && payload[0] == 0x78 &&
+                (payload[1] == 0x01 || payload[1] == 0x5E || payload[1] == 0x9C || payload[1] == 0xDA))
+                wrapped[10] = 2;
             payload.CopyTo(wrapped.AsSpan(wrapperHeaderSize));
 
             return wrapped;

version.txt

@@ -1 +1 @@
-v=2.2
+v=3.7