Save when talking to stele and record their ID in the save file

Zennysoft.Game.Ma/src/game/Game.cs

@@ -72,6 +72,8 @@ public partial class Game : Node3D, IGame
 
   public SarcoData SarcoData { get; private set; }
 
+  public NpcData NpcData { get; private set; }
+
   public ItemRescueMenu ItemRescueMenu { get => InGameUI.ItemRescueMenu; }
 
   private EffectService _effectService;
@@ -100,6 +102,7 @@ public partial class Game : Node3D, IGame
     QuestData = new QuestData();
     RescuedItems = new RescuedItemDatabase(20);
     SarcoData = new SarcoData();
+    NpcData = new NpcData() { SteleDiscovered = [] };
     ItemDatabase = ItemDatabase.Instance;
 
     GameChunk = new SaveChunk<GameData>(
@@ -122,6 +125,10 @@ public partial class Game : Node3D, IGame
             FerrumSarcoAcquired = SarcoData.FerrumSarcoAcquired,
             SanktaSarcoAcquired = SarcoData.SanktaSarcoAcquired,
             ShuraSarcoAcquired = SarcoData.ShuraSarcoAcquired,
+          },
+          NpcData = new NpcData()
+          { 
+            SteleDiscovered = NpcData.SteleDiscovered
           }
         };
         return gameData;
@@ -129,9 +136,10 @@ public partial class Game : Node3D, IGame
       onLoad:
         (chunk, data) =>
         {
-          RescuedItems = data.RescuedItems;
-          QuestData = data.QuestData;
-          SarcoData = data.SarcoData;
+          RescuedItems = data.RescuedItems ?? new RescuedItemDatabase();
+          QuestData = data.QuestData ?? new QuestData();
+          SarcoData = data.SarcoData ?? new SarcoData();
+          NpcData = data.NpcData ?? new NpcData() { SteleDiscovered = [] };
         }
         );
 

Zennysoft.Game.Ma/src/game/GameData.cs

@@ -14,5 +14,8 @@ public partial record GameData
 
   [Save("sarco_data")]
   public required SarcoData SarcoData { get; init; }
+
+  [Save("npc_data")]
+  public required NpcData NpcData { get; init; }
 }
 

Zennysoft.Game.Ma/src/game/IGame.cs

@@ -48,6 +48,8 @@ public interface IGame : IProvide<IGame>, IProvide<IGameRepo>, IProvide<IPlayer>
 
   public SarcoData SarcoData { get; }
 
+  public NpcData NpcData { get; }
+
   public event Action GameExitRequested;
 
   public event Action GameLoaded;