Refactor cells for dual tile rendering

src/ReactorMaintenance.Simulation/Models.cs

@@ -1,10 +1,14 @@
 namespace ReactorMaintenance.Simulation;
 
-public enum ECellKind
+public enum ECellTerrain
 {
-    Empty,
     Floor,
-    Wall,
+    Wall
+}
+
+public enum ECellProp
+{
+    None,
     Reactor,
     CoolingPump,
     Generator,
@@ -68,7 +72,8 @@ public sealed record HazardState
 
 public sealed record CellState
 {
-    public ECellKind Kind { get; init; } = ECellKind.Floor;
+    public ECellTerrain Terrain { get; init; } = ECellTerrain.Floor;
+    public ECellProp Prop { get; init; }
     public EPipeMedium Pipe { get; init; }
     public int Flow { get; init; }
     public int Pressure { get; init; }
@@ -78,7 +83,7 @@ public sealed record CellState
     public bool Powered { get; init; }
     public bool DoorLocked { get; init; }
     public HazardState Hazards { get; init; } = new();
-    public bool IsWalkable => Kind != ECellKind.Wall && Kind != ECellKind.Empty;
+    public bool IsWalkable => Terrain != ECellTerrain.Wall;
     public bool HasPipe => Pipe != EPipeMedium.None;
 }
 
@@ -110,7 +115,7 @@ public sealed record LevelState
             for (var x = Balancing.Current.FirstGridCoordinate; x < width; x++)
             {
                 if (x == Balancing.Current.FirstGridCoordinate || y == Balancing.Current.FirstGridCoordinate || x == width - Balancing.Current.NeighborDistance || y == height - Balancing.Current.NeighborDistance)
-                    cells[y * width + x] = cells[y * width + x] with { Kind = ECellKind.Wall };
+                    cells[y * width + x] = cells[y * width + x] with { Terrain = ECellTerrain.Wall };
             }
         }