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GameServer/Contents/Friend/PacketHandler/GetFriendFoldersPacketHandler.cs

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+using Google.Protobuf;
+using Google.Protobuf.WellKnownTypes;
+
+
+using ServerCore;
+using ServerBase;
+using ServerCommon;
+
+
+namespace GameServer.PacketHandler;
+
+[PacketHandler(typeof(ClientToGameReq), typeof(ClientToGameReq.Types.GetFriendFolderListReq), typeof(GetFriendFoldersPacketHandler), typeof(GameLoginListener))]
+internal class GetFriendFoldersPacketHandler : PacketRecvHandler
+{
+    public override async Task<Result> onProcessPacket(ISession session, IMessage recvMessage)
+    {
+        var owner = session as Player;
+        NullReferenceCheckHelper.throwIfNull(owner, () => $"Player is null");
+
+        var friend_folder_action = owner.getEntityAction<FriendFolderAction>();
+        NullReferenceCheckHelper.throwIfNull(friend_folder_action, () => $"friend folder action is null !!! - {owner.toBasicString()}");
+
+        var result =  await friend_folder_action.loadFriendFolder();
+        if (result.isFail())
+        {
+            send_GS2C_ACK_FRIEND_FOLDER_LIST(owner, result);
+            return result;
+        }
+
+        send_GS2C_ACK_FRIEND_FOLDER_LIST_BY_SUCCESS(owner, result);
+
+        return result;
+
+    }
+
+    public static Result send_GS2C_ACK_FRIEND_FOLDER_LIST(Player owner, Result result)
+    {
+        var ack_packet = new ClientToGame();
+        ack_packet.Response = new ClientToGameRes();
+        ack_packet.Response.ErrorCode = result.ErrorCode;
+        ack_packet.Response.GetFriendFolderListRes = new ClientToGameRes.Types.GetFriendFolderListRes();
+
+        if (false == GameServerApp.getServerLogic().onSendPacket(owner, ack_packet))
+        {
+            string err_msg = $"send_S2C_ACK_FRIEND_FOLDER_LIST Fail !!! : owner:{owner.toBasicString()}";
+            result.setFail(ServerErrorCode.ProudNetException, err_msg);
+            Log.getLogger().error(result.toBasicString());
+
+            return result;
+        }
+
+        return result;
+    }
+
+    public static Result send_GS2C_ACK_FRIEND_FOLDER_LIST_BY_SUCCESS(Player owner, Result result)
+    {
+        var ack_packet = new ClientToGame();
+        ack_packet.Response = new ClientToGameRes();
+        ack_packet.Response.ErrorCode = result.ErrorCode;
+        ack_packet.Response.GetFriendFolderListRes = new ClientToGameRes.Types.GetFriendFolderListRes();
+        
+
+        var friend_folder_attribute = owner.getEntityAttribute<FriendFolderAttribute>();
+        NullReferenceCheckHelper.throwIfNull(friend_folder_attribute, () => $"FriendFolderAttribute is null - player: {owner.toBasicString()}");
+
+
+        ack_packet.Response.GetFriendFolderListRes.FolderOrderType = friend_folder_attribute.m_folder_order_type;
+        foreach (var folder in friend_folder_attribute.m_folders.Values)
+        {
+            FriendFolder friendFolder = new FriendFolder();
+            friendFolder.FolderName = folder.FolderName;
+            friendFolder.IsHold = folder.IsHold;
+            friendFolder.HoldTime = Timestamp.FromDateTime(folder.HoldTime);
+            friendFolder.CreateTime = Timestamp.FromDateTime(folder.CreateTime);
+            ack_packet.Response.GetFriendFolderListRes.FriendFolderList.Add(friendFolder);
+        }   
+
+        if (false == GameServerApp.getServerLogic().onSendPacket(owner, ack_packet))
+        {
+            string err_msg = $"send_S2C_ACK_FRIEND_FOLDER_LIST Fail !!! : owner:{owner.toBasicString()}";
+            result.setFail(ServerErrorCode.ProudNetException, err_msg);
+            Log.getLogger().error(result.toBasicString());
+            
+            return result;
+        }
+
+        return result;
+    }
+}