using System;
using System.Globalization;

namespace ChangkeTec.Utils
{
    public static class DateTimeHelper
    {
        public static int GetWeekOfYear(DateTime date)
        {
            var gc = new GregorianCalendar();
            var weekOfYear = gc.GetWeekOfYear(date, CalendarWeekRule.FirstDay, DayOfWeek.Monday);
            return weekOfYear;
        }

        public static DateTime GetTimeFromString(string strTime, string format)
        {
            IFormatProvider cnProvider = new CultureInfo("zh-CN", true);

            if (strTime.Contains("."))
            {
                strTime = strTime.Replace(".", "-");
            }
            return DateTime.ParseExact(strTime, format, cnProvider, DateTimeStyles.None);
        }
    }
}