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


namespace IStation.Untity
{
    //1秒等于1000毫秒=1000微妙=1000毫微秒  ticks的单位是100毫微秒
    public class DateTimeTransfer
    {
        /// <summary>
        /// 从1970年1月1日0时开始的秒数 包含时区
        /// </summary>
        /// <param name="ticks"></param>
        /// <returns></returns>
        public static DateTime FromSeconds(long seconds)
        {
            var defaultTime = new DateTime(1970, 1, 1, 8, 0, 0);
            var timeTicks = defaultTime.Ticks + seconds * 10000000;
            return new DateTime(timeTicks);
        }

        public static long ToSeconds(DateTime dt)
        {
            var defaultTime = new DateTime(1970, 1, 1, 8, 0, 0);
            var seconds = (dt - defaultTime).TotalSeconds;
            return (long)seconds;
        }

    }
}