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GameServer/Contents/Friend/LockAction/RenameFriendFolderInterlockAction.cs

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+using Google.Protobuf.WellKnownTypes;
+using ServerCommon;
+using ServerCommon.Cache;
+using ServerCore; using ServerBase;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace GameServer
+{
+    public class RenameFriendFolderInterlockAction : FriendInterlockBase
+    {
+        private FriendAttribute m_friend_attrib;
+        string m_new_folder_name;
+        public RenameFriendFolderInterlockAction(UserBase owner, string myGuid, FriendAttribute friendAttibute, string newFolderName) : base(owner, myGuid, friendAttibute.FriendGuid)
+        {
+            m_friend_attrib = friendAttibute;
+            m_new_folder_name = newFolderName;
+        }
+
+        public override async Task<Result> doAction()
+        {
+            await Task.CompletedTask;
+
+            var player = getOwner();
+
+            var friend_agent_action = player.getEntityAction<FriendAgentAction>();
+
+            var friend = friend_agent_action.getFriend(getFriendGuid());
+            NullReferenceCheckHelper.throwIfNull(friend, () => $"friend is null !!!");
+
+            var friend_attribute = friend.getEntityAttribute<FriendAttribute>();
+            NullReferenceCheckHelper.throwIfNull(friend_attribute, () => $"friend_attribute is null !!!");
+            friend_attribute.FolderName = m_new_folder_name;
+            friend_attribute.modifiedEntityAttribute();//이것도 안해도될듯
+
+            return new();
+        }
+    }
+}