public static bool SendMessageByType(IRequests requests, TcpClient client, string message)
        {
            var messageType = CheckMessageType.GetMessageType(message);

            if (messageType == MessageType.STRING)
            {
                requests.SendStringMessage(client, MessageType.STRING.ToString());
                requests.SendStringMessage(client, message);
                return(true);
            }
            else if (messageType == MessageType.PIC)
            {
                string urlPic = CheckMessageType.GetPictureUrl(message);

                if (File.Exists(urlPic))
                {
                    requests.SendStringMessage(client, MessageType.PIC.ToString());
                    requests.SendPictureMessage(client, urlPic);
                    return(true);
                }
                else
                {
                    requests.SendStringMessage(client, "0");
                    return(false);
                }
            }
            else
            {
                requests.SendStringMessage(client, "0");
                return(false);
            }
        }