using System.Configuration;

namespace CryptoCalc
{
    public class Util
    {
        private static readonly decimal lowestUnit = 1e18m;

        public static string GetConnectionString(string name = "Default")
        {
            return ConfigurationManager.ConnectionStrings[name].ConnectionString;
        }

        public static ulong ConvToULong(decimal value)
        {
            return decimal.ToUInt64(value * lowestUnit);
        }

        public static decimal ConvToDecimal(ulong value)
        {
            return value / lowestUnit;
        }

        public static (long wholeNumber, ulong fractionNumber) SplitDecimal(decimal value)
        {
            long w = (long)value;
            ulong f = ConvToULong((value % 1));
            return (w, f);
        }

        public static decimal CombineDecimal(long amount, ulong amountDecimal)
        {
            return amount + ConvToDecimal(amountDecimal);
        }
    }
}