复制牌，保护buff显示调整

Assets/Mods/Basic/Characters/CombatBuffs/General/Protecting.cs

@@ -33,22 +33,37 @@ namespace Continentis.Mods.Basic.Buffs
         
         public override bool OnBuffApply(out CharacterCombatBuffBase existingBuff)
         {
-            this.protectedBuff ??= target.combatBuffSubmodule.GetBuff<Protected>(attachedCharacter.elementID.ToString());
-            this.protectedBuff.protectingBuff = this;
             MainGameManager.Instance.basePrefabs.GenerateInfoText(contentSubmodule.displayName, attachedCharacter.characterView);
             
             if (FindExistingSameBuff(out existingBuff))
             {
+                Debug.Log("Existing same buff found.");
+                
+                Protecting existProtecting = existingBuff as Protecting;
+                Debug.Log(existProtecting == null ? "Existing buff is not of type Protecting!" : "Existing Protecting buff found.");
+                if (existProtecting.target == this.target)
+                {
+                    existProtecting.roundCountSubmodule.AddCount(this.roundCountSubmodule.remainingCount);
+                    return false;
+                }
+                
+                this.protectedBuff ??= target.combatBuffSubmodule.GetBuff<Protected>();
+                this.protectedBuff.protectingSources.Add(this);
                 return true; //独立处理，直接返回true
             }
             
+            Debug.Log("No existing same buff found.");
             return true;
         }
 
         public override void OnBuffRemove()
         {
             base.OnBuffRemove();
-            protectedBuff?.OnBuffRemove();
+            protectedBuff.protectingSources.Remove(this);
+            if (protectedBuff.protectingSources.Count == 0)
+            {
+                protectedBuff.Remove();
+            }
         }
     }
 }