using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace DTS.Common.Utilities
{
    /// <summary>
    /// produces a long value given a firmware version in string representation
    /// </summary>
    public class FirmwareVersionToLong
    {
        /// <summary>
        /// Produces a long value given a firmware version represented as a string
        /// </summary>
        /// <param name="version">firmware version</param>
        /// <returns>firmware version as a long</returns>
        public static long Query(string version)
        {
            var result = 0L;
            var chars = version.Length > 4 ? 4 : version.Length;
            var shift = 48;

            for (var i = 0; i < chars; i++)
            {
                result += version[i] << shift;
                shift -= 16;
            }

            return result;
        }
    }
}