S5-01 + S5-02 + S5-03

Assets/GameMain/Scripts/CustomComponent/PlayerInventory/PlayerInventoryComponent.cs

@@ -132,10 +132,10 @@ namespace GeometryTD.CustomComponent
                 out assembledTower);
         }
 
-        public int ReduceAllTowerEndurance(float enduranceLoss)
+        public int ReduceTowerEndurance(IReadOnlyList<long> towerInstanceIds, float enduranceLoss)
         {
             EnsureInitialized();
-            return _towerRosterService.ReduceAllTowerEndurance(enduranceLoss);
+            return _towerRosterService.ReduceTowerEndurance(towerInstanceIds, enduranceLoss);
         }
 
         private void EnsureInitialized()
@@ -158,4 +158,3 @@ namespace GeometryTD.CustomComponent
         }
     }
 }
-

Assets/GameMain/Scripts/CustomComponent/PlayerInventory/PlayerInventoryStateStore.cs

@@ -6,7 +6,7 @@ using UnityEngine;
 
 namespace GeometryTD.CustomComponent
 {
-    internal struct PlayerInventoryMergeSummary
+    public struct PlayerInventoryMergeSummary
     {
         public int GainedGold;
         public int GainedMuzzleCount;
@@ -19,14 +19,14 @@ namespace GeometryTD.CustomComponent
             GainedTowerCount > 0;
     }
 
-    internal sealed class PlayerInventoryState
+    public sealed class PlayerInventoryState
     {
         public BackpackInventoryData Inventory = new BackpackInventoryData();
         public long NextInstanceId = 1;
         public bool IsInitialized;
     }
 
-    internal sealed class PlayerInventoryQueryModel
+    public sealed class PlayerInventoryQueryModel
     {
         private readonly PlayerInventoryState _state;
 
@@ -72,7 +72,7 @@ namespace GeometryTD.CustomComponent
         }
     }
 
-    internal sealed class PlayerInventoryCommandModel
+    public sealed class PlayerInventoryCommandModel
     {
         private readonly PlayerInventoryState _state;
 

Assets/GameMain/Scripts/CustomComponent/PlayerInventory/PlayerInventoryTowerRosterService.cs

@@ -5,7 +5,7 @@ using UnityEngine;
 
 namespace GeometryTD.CustomComponent
 {
-    internal sealed class PlayerInventoryTowerRosterService
+    public sealed class PlayerInventoryTowerRosterService
     {
         private readonly PlayerInventoryQueryModel _queryModel;
         private readonly int _maxParticipantTowerCount;
@@ -34,11 +34,15 @@ namespace GeometryTD.CustomComponent
                 _maxParticipantTowerCount);
         }
 
-        public int ReduceAllTowerEndurance(float enduranceLoss)
+        public int ReduceTowerEndurance(IReadOnlyList<long> towerInstanceIds, float enduranceLoss)
         {
             float resolvedLoss = Mathf.Max(0f, enduranceLoss);
             BackpackInventoryData inventory = _queryModel.Inventory;
-            if (resolvedLoss <= 0f || inventory.Towers == null || inventory.Towers.Count <= 0)
+            if (resolvedLoss <= 0f ||
+                towerInstanceIds == null ||
+                towerInstanceIds.Count <= 0 ||
+                inventory.Towers == null ||
+                inventory.Towers.Count <= 0)
             {
                 return 0;
             }
@@ -46,12 +50,19 @@ namespace GeometryTD.CustomComponent
             Dictionary<long, MuzzleCompItemData> muzzleMap = BuildComponentMap(inventory.MuzzleComponents);
             Dictionary<long, BearingCompItemData> bearingMap = BuildComponentMap(inventory.BearingComponents);
             Dictionary<long, BaseCompItemData> baseMap = BuildComponentMap(inventory.BaseComponents);
+            HashSet<long> processedTowerIds = new HashSet<long>();
 
             int affectedCount = 0;
-            for (int i = 0; i < inventory.Towers.Count; i++)
+            for (int i = 0; i < towerInstanceIds.Count; i++)
             {
-                TowerItemData tower = inventory.Towers[i];
-                if (tower == null)
+                long towerInstanceId = towerInstanceIds[i];
+                if (towerInstanceId <= 0 || !processedTowerIds.Add(towerInstanceId))
+                {
+                    continue;
+                }
+
+                if (!InventoryParticipantUtility.TryGetTowerById(inventory, towerInstanceId, out TowerItemData tower) ||
+                    tower == null)
                 {
                     continue;
                 }