station 46 room

Assets/Engine/Runtime/Requirements/Placement/PlaceOnBottomOrTopRowAlternating.cs

@@ -0,0 +1,46 @@
+using System.Collections.Generic;
+using EscapeRoomEngine.Engine.Runtime.Modules;
+using EscapeRoomEngine.Engine.Runtime.Modules.State;
+using EscapeRoomEngine.Engine.Runtime.Utilities;
+using UnityEngine;
+
+namespace EscapeRoomEngine.Engine.Runtime.Requirements.Placement
+{
+    /// <summary>
+    /// This requirement guarantees that the back side of the module is placed on the bottom row of an even-numbered space or on the top row of an odd-numbered space.
+    /// </summary>
+    [CreateAssetMenu(menuName = "Requirements/Place On Bottom Or Top Row Alternating")]
+    public class PlaceOnBottomOrTopRowAlternating : PlacementRequirement
+    {
+        protected override List<Utilities.Placement> FilterCandidates(List<Utilities.Placement> candidates, Module module, Space space)
+        {
+            if (!module.description.HasType(ModuleType.DoorExit))
+            {
+                throw new WrongTypeException(module.description.types[0], ModuleType.DoorExit);
+            }
+            
+            var number = FindObjectsByType<DoorState>(FindObjectsInactive.Include, FindObjectsSortMode.None).Length;
+            
+            if (number / 2 % 2 == 0)
+            {
+                candidates.RemoveAll(candidate =>
+                {
+                    var (left, right) = candidate.BackCorners;
+                    return !(left.z == 0 && right.z == 0);
+                });
+            }
+            else
+            {
+                var sizeMinusOne = space.rrPlacement.size - Vector2Int.one;
+                
+                candidates.RemoveAll(candidate =>
+                {
+                    var (left, right) = candidate.BackCorners;
+                    return !(left.z == sizeMinusOne.y && right.z == sizeMinusOne.y);
+                });
+            }
+
+            return candidates;
+        }
+    }
+}

Assets/Engine/Runtime/Requirements/Placement/PlaceOnBottomRow.cs

@@ -1,24 +0,0 @@
-using System.Collections.Generic;
-using EscapeRoomEngine.Engine.Runtime.Modules;
-using UnityEngine;
-
-namespace EscapeRoomEngine.Engine.Runtime.Requirements.Placement
-{
-    /// <summary>
-    /// This requirement guarantees that the back side of the module is placed on the bottom row of the space.
-    /// </summary>
-    [CreateAssetMenu(menuName = "Requirements/Place On Bottom Row")]
-    public class PlaceOnBottomRow : PlacementRequirement
-    {
-        protected override List<Utilities.Placement> FilterCandidates(List<Utilities.Placement> candidates, Module module, Space space)
-        {
-            candidates.RemoveAll(candidate =>
-            {
-                var (left, right) = candidate.BackCorners;
-                return !(left.z == 0 && right.z == 0);
-            });
-
-            return candidates;
-        }
-    }
-}