public async UniTaskVoid HandleRequestAddFriend(RequestHandlerData requestHandler, RequestAddFriendMessage request, RequestProceedResultDelegate <ResponseAddFriendMessage> result)
        {
#if UNITY_STANDALONE && !CLIENT_BUILD
            IPlayerCharacterData playerCharacter;
            if (!GameInstance.ServerUserHandlers.TryGetPlayerCharacter(requestHandler.ConnectionId, out playerCharacter))
            {
                result.Invoke(AckResponseCode.Error, new ResponseAddFriendMessage()
                {
                    message = UITextKeys.UI_ERROR_NOT_LOGGED_IN,
                });
                return;
            }
            ReadFriendsResp resp = await DbServiceClient.CreateFriendAsync(new CreateFriendReq()
            {
                Character1Id = playerCharacter.Id,
                Character2Id = request.friendId,
            });

            GameInstance.ServerGameMessageHandlers.SendSetFriends(requestHandler.ConnectionId, resp.List.MakeArrayFromRepeatedByteString <SocialCharacterData>());
            result.Invoke(AckResponseCode.Success, new ResponseAddFriendMessage()
            {
                message = UITextKeys.UI_FRIEND_ADDED,
            });
#endif
        }
        public async UniTaskVoid HandleRequestAddFriend(RequestHandlerData requestHandler, RequestAddFriendMessage request, RequestProceedResultDelegate <ResponseAddFriendMessage> result)
        {
#if UNITY_STANDALONE && !CLIENT_BUILD
            IPlayerCharacterData playerCharacter;
            if (!GameInstance.ServerUserHandlers.TryGetPlayerCharacter(requestHandler.ConnectionId, out playerCharacter))
            {
                result.InvokeError(new ResponseAddFriendMessage()
                {
                    message = UITextKeys.UI_ERROR_NOT_LOGGED_IN,
                });
                return;
            }
            AsyncResponseData <EmptyMessage> resp = await DbServiceClient.CreateFriendAsync(new CreateFriendReq()
            {
                Character1Id = playerCharacter.Id,
                Character2Id = request.friendId,
                State        = 0,
            });

            if (!resp.IsSuccess)
            {
                result.InvokeError(new ResponseAddFriendMessage()
                {
                    message = UITextKeys.UI_ERROR_INTERNAL_SERVER_ERROR,
                });
                return;
            }
            result.InvokeSuccess(new ResponseAddFriendMessage()
            {
                message = UITextKeys.UI_FRIEND_ADDED,
            });
#endif
        }