♻️ refactored field code to work with the new id system

scripts/CSharp/Common/Farming/FieldBehaviour2D.cs

@@ -16,8 +16,8 @@ namespace Babushka.scripts.CSharp.Common.Farming;
 public partial class FieldBehaviour2D : Sprite2D, ISaveable
 {
     [ExportGroup("Persistence")]
-    [Export] public string SaveId = "";
     [Export] private VariableNode _fieldIndex;
+    [Export] private Node _saveIdHolder;
     [Export] public VariableResource _sceneKeyProvider;
     [Export] public FieldState FieldState = FieldState.Tilled;
     
@@ -78,8 +78,6 @@ public partial class FieldBehaviour2D : Sprite2D, ISaveable
             _currentPlant = PlantingPlaceholder.GetChild<PlantBehaviour2D>(0);
         UpdateFieldState(FieldState);
         
-        FieldService.Instance.TryAddEntry(_sceneKeyProvider.Payload.AsString(),_fieldIndex.Payload.AsInt32(), this);
-        
         int randomIndex = new Random().Next(0, _maskTexture.Length);
         _maskSprite.Texture = _maskTexture[randomIndex];
         _outlineSprite.Texture = _maskOutlineTextures[randomIndex];
@@ -202,12 +200,13 @@ public partial class FieldBehaviour2D : Sprite2D, ISaveable
             );
         }
         
-        SavegameService.AppendDataToSave(SaveId + _fieldIndex.Payload.AsString(), payloadData);
+        string id = _saveIdHolder.GetMeta("SaveID").AsString();
+        SavegameService.AppendDataToSave(id, payloadData);
     }
 
     public void LoadFromSaveData()
     {
-        var id = SaveId + _fieldIndex.Payload.AsString();
+        string id = _saveIdHolder.GetMeta("SaveID").AsString();
         
         Dictionary<string, Variant> save = SavegameService.GetSaveData(id);