public static void Buys_Add(TimeSales_Content timeAndSales, int size)
        {
            var symbol = timeAndSales.key;
            var buy    = new Buys()
            {
                Symbol      = symbol,
                RunDateTime = timeAndSales.TimeDate,
                Price       = (decimal)timeAndSales.price,
                Size        = size,
                PriceLevel  = (byte)timeAndSales.level
            };

            db.Buys.Add(buy);
            db.SaveChanges();
        }
        public static void SaveToCsvFile(string svcName, string symbol, TimeSales_Content timeAndSales)
        {
            List <string> timeAndSalesFields = FilesManager.GetCSVHeader(new TimeSales_Content()).Split(',').ToList();

            var lstValues = new List <string>();

            foreach (string name in timeAndSalesFields)
            {
                lstValues.Add($"{timeAndSales[name]}");
            }
            string record = string.Join(',', lstValues) + "\n";

            string fileName = $"{svcName} {symbol} {DateTime.Now.ToString("MMM dd yyyy")}.csv";

            if (!System.IO.File.Exists(fileName))
            {
                System.IO.File.AppendAllText(fileName, string.Join(",", timeAndSalesFields) + "\n");
            }
            System.IO.File.AppendAllText(fileName, record);
        }