feat: Add metro transit, gadgets, shop, social apps, and traffic models checkpoint

Ananta.Server/Ananta.Handlers/Game/GameRouter.Spoon.cs

@@ -0,0 +1,62 @@
+using Ananta.SDK.Network;
+using Ananta.SDK.Rpc;
+using Ananta.SDK.Serialization;
+using Ananta.Server.Protocol.Client4229938;
+using SceneMethods = Ananta.Server.RpcTypes.Client4229938.Methods.GameScene;
+
+namespace Ananta.Server.Handlers.Game;
+
+/// <summary>
+/// Spoon server-action output ports. The client's spoon task graph asks the SERVER which
+/// output port to take (AskGetSpoonServerOutputPortIndexByType, UXRPCTask&lt;uint&gt;) or to
+/// perform an action (AskDoSpoonServerActionByType). We answer port 0 — byte-identical to
+/// the typed-default fallback — and, for do-action, push the nearest repair shop's
+/// inventory so the mechanic's "assortment" dialog branch opens with content.
+/// Full param decoding (SpoonServerActionParam) is deferred: the raw body is logged.
+/// </summary>
+internal sealed partial class GameRouter
+{
+    [Handler(MethodId.AskGetSpoonServerOutputPortIndexByType, HandlerPacketKind.Invoke)]
+    private Task SpoonOutputPortProbe(Connection conn, UxRpcMessage msg)
+    {
+        conn.Log.Info($"[SPOON] output-port probe bytes={msg.Body.Length} -> port 0");
+        return conn.ReturnAsync(msg, 0u);
+    }
+
+    [Handler(MethodId.AskDoSpoonServerActionByType, HandlerPacketKind.Invoke)]
+    private async Task SpoonServerAction(Connection conn, UxRpcMessage msg)
+    {
+        conn.Log.Info($"[SPOON] do-action bytes={msg.Body.Length} -> ok (port 0)");
+        await conn.ReturnEmptyOkAsync(msg);
+
+        // Push the nearest repair shop's inventory when the player is close to one —
+        // the mechanic's assortment dialog opens empty without this push.
+        var state = GetStateIfExists(conn.Session);
+        if (state is null || !state.HasLastReportedPlayerTransform)
+            return;
+        var px = state.LastReportedPlayerPosition.X;
+        var pz = state.LastReportedPlayerPosition.Z;
+        var west = ShopInteriors[0];
+        var seaside = ShopInteriors[1];
+        float D2(SceneMethods.UxVector3 e) => (px - e.X) * (px - e.X) + (pz - e.Z) * (pz - e.Z);
+        var (shopId, dist2) = D2(west.Entrance) <= D2(seaside.Entrance) ? (94100069u, D2(west.Entrance)) : (94100070u, D2(seaside.Entrance));
+        if (dist2 > 60f * 60f)
+            return;
+        ShopCommodityCache.Value.TryGetValue(shopId, out var ids);
+        var items = (ids ?? []).Select(id => new RpcTypes.Client4229938.Methods.Game.ShopCommodityItem
+        {
+            TemplateId = id,
+            Count = 1,
+            Status = 0,
+            Discount = 100,
+            MaxBuyCount = 0,
+        }).ToList();
+        await conn.Session.NotifyAsync(MethodId.IGameToClient_SyncFullCommodityInfos, UxSerializer.Serialize(
+            new RpcTypes.Client4229938.Methods.Game.SyncFullCommodityInfos
+            {
+                shopId = shopId,
+                infos = items,
+            }), CancellationToken.None);
+        conn.Log.Info($"[SPOON] do-action -> pushed {items.Count} commodities shop={shopId} (dist={MathF.Sqrt(dist2):F0}m)");
+    }
+}