poc-misc/FormulaEnginePoC/FormulaEngine/MoreFunction.cs

using System;
using System.Linq;

namespace FormulaEnginePoC.FormulaEngine
{
    public static class MoreFunction
    {
        public static double Dummy(double param1) => param1;

        public static double Sum(params double[] args) => args.Sum();

        public static double Avg(params double[] args) => args.Average();

        public static double Max(params double[] args) => args.Max();

        public static double Min(params double[] args) => args.Min();

        public static double Mod(double x, double y) => x % y;

        public static string ToString(object value) => null == value ? "" : value.ToString();

        public static double ToDouble(string value) => (double)Convert.ChangeType(value, typeof(double));

        public static double ToDouble(int value) => (double)Convert.ChangeType(value, typeof(double));

        public static double ToDouble(float value) => (double)Convert.ChangeType(value, typeof(double));

        public static double ToDouble(decimal value) => (double)Convert.ChangeType(value, typeof(double));

        public static double ToDouble(double value) => (double)Convert.ChangeType(value, typeof(double));

        public static decimal ToDecimal(string value) => (decimal)Convert.ChangeType(value, typeof(decimal));

        public static decimal ToDecimal(int value) => (decimal)Convert.ChangeType(value, typeof(decimal));

        public static decimal ToDecimal(float value) => (decimal)Convert.ChangeType(value, typeof(decimal));

        public static decimal ToDecimal(double value) => (decimal)Convert.ChangeType(value, typeof(decimal));

        public static decimal ToDecimal(decimal value) => (decimal)Convert.ChangeType(value, typeof(decimal));
    }
}