From 93c59e573079eea48f9e69573b66aa64f9ddcc5b Mon Sep 17 00:00:00 2001
From: Kei-Luna <touhousetsuna@gmail.com>
Date: Sun, 3 May 2026 09:54:46 +0900
Subject: [PATCH] Arcade Game can play

---
 .../CallGS/Handlers/House/House_Request.cs    | 105 ++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 GameServer/Server/CallGS/Handlers/House/House_Request.cs

diff --git a/GameServer/Server/CallGS/Handlers/House/House_Request.cs b/GameServer/Server/CallGS/Handlers/House/House_Request.cs
new file mode 100644
index 0000000..d3971be
--- /dev/null
+++ b/GameServer/Server/CallGS/Handlers/House/House_Request.cs
@@ -0,0 +1,105 @@
+using MikuSB.Proto;
+using System.Text.Json;
+using System.Text.Json.Nodes;
+using System.Text.Json.Serialization;
+
+namespace MikuSB.GameServer.Server.CallGS.Handlers.House;
+
+[CallGSApi("House_Request")]
+public class House_Request : ICallGSHandler
+{
+    private static readonly Random Random = new();
+
+    // GID for all house/arcade attributes
+    private const uint ArcadeGid = 101;
+    // HouseStorage.HouseArcadeStart = 18000
+    // Attr_GirlEndlessModeState = 5  → SID 18005
+    // ConditionType.TeachMode = 8, Attr_ConditionValStart = 36 → SID 18000+36+8 = 18044
+    private const uint EndlessModeStateSid = 18000 + 5;
+    private const uint TeachModeConditionSid = 18000 + 36 + 8; // = 18044
+
+    public async Task Handle(Connection connection, string param, ushort seqNo)
+    {
+        var req = JsonSerializer.Deserialize<HouseRequestParam>(param);
+        if (req?.FuncName == null) return;
+
+        switch (req.FuncName)
+        {
+            case "ArcadeGameEnterMainUI":
+                await HandleArcadeGameEnterMainUI(connection);
+                break;
+            case "ArcadeGameEnter":
+                await HandleArcadeGameEnter(connection);
+                break;
+            case "ArcadeGameSettlement":
+                await HandleArcadeGameSettlement(connection);
+                break;
+            case "ArcadeGameLogSettlement":
+                await HandleArcadeGameLogSettlement(connection);
+                break;
+            default:
+                var err = new JsonObject { ["FuncName"] = req.FuncName, ["sErr"] = "error.NotImplemented" };
+                await CallGSRouter.SendScript(connection, "House_Request", err.ToJsonString());
+                break;
+        }
+    }
+
+    private static async Task HandleArcadeGameEnterMainUI(Connection connection)
+    {
+        var girlList = new JsonArray();
+        for (int i = 1; i <= 25; i++)
+            girlList.Add(i);
+
+        var rsp = new JsonObject
+        {
+            ["FuncName"] = "ArcadeGameEnterMainUI",
+            ["tbUnlockGirlList"] = girlList
+        };
+
+        var player = connection.Player!;
+        var sync = new NtfSyncPlayer();
+
+        sync.Custom[player.ToPackedAttrKey(ArcadeGid, TeachModeConditionSid)] = 1;
+        sync.Custom[player.ToShiftedAttrKey(ArcadeGid, TeachModeConditionSid)] = 1;
+
+        // Bits 1-25 set → all girls have endless mode unlocked
+        const uint endlessAllUnlocked = 0x3FFFFFE; // bits 1-25
+        sync.Custom[player.ToPackedAttrKey(ArcadeGid, EndlessModeStateSid)] = endlessAllUnlocked;
+        sync.Custom[player.ToShiftedAttrKey(ArcadeGid, EndlessModeStateSid)] = endlessAllUnlocked;
+
+        await CallGSRouter.SendScript(connection, "House_Request", rsp.ToJsonString(), sync);
+    }
+
+    private static async Task HandleArcadeGameEnter(Connection connection)
+    {
+        var seed = Random.Next(1, 1_000_000_000);
+        var rsp = new JsonObject
+        {
+            ["FuncName"] = "ArcadeGameEnter",
+            ["nSeed"] = seed
+        };
+        await CallGSRouter.SendScript(connection, "House_Request", rsp.ToJsonString());
+    }
+
+    private static async Task HandleArcadeGameSettlement(Connection connection)
+    {
+        var rsp = new JsonObject
+        {
+            ["FuncName"] = "ArcadeGameSettlement",
+            ["nAddExp"] = 0
+        };
+        await CallGSRouter.SendScript(connection, "House_Request", rsp.ToJsonString());
+    }
+
+    private static async Task HandleArcadeGameLogSettlement(Connection connection)
+    {
+        var rsp = new JsonObject { ["FuncName"] = "ArcadeGameLogSettlement" };
+        await CallGSRouter.SendScript(connection, "House_Request", rsp.ToJsonString());
+    }
+}
+
+internal sealed class HouseRequestParam
+{
+    [JsonPropertyName("FuncName")]
+    public string? FuncName { get; set; }
+}