private void calculateDate()
{
DateTime datestart = DateTime.Now;
string finishFa = maskedTextBox1.Text;
if (finishFa == null || finishFa == "")
{
finishFa = "1397/5/29";
}
//string to FaDateTime
FaDateTime faDate = new FaDateTime();
FaDate dateFarsi = faDate.getFaDateTime(finishFa);
if (dateFarsi.day > faDate.getthisMonthsDay())
{
MessageBox.Show("خطا روز بزرگتر از روز های ماه است");
return;
}
if ((dateFarsi.month < dateFarsi.thisMonth && dateFarsi.year < dateFarsi.thisYear) || (dateFarsi.year < dateFarsi.thisYear))
{
MessageBox.Show("خطا سال یا ماه کوچکتر از مقدار معین است");
return;
}
try {
DateTime finishTime = ConvertDate.ToEn(finishFa);
TimeSpan difference = finishTime - datestart;
int days = dateFarsi.toEndMonth;
int daystoend = dateFarsi.toEndMonth;
if (daystoend >= faDate.getthisMonthsDay())
{
daystoend = daystoend - faDate.getthisMonthsDay();
this.month++;
}
s = difference.Seconds;
m = difference.Minutes;
h = difference.Hours;
this.month = ((finishTime.Year - datestart.Year) * 12) + finishTime.Month - datestart.Month;;
this.d = daystoend;
}
catch (Exception ex)
{
}
}
public FaDate getFaDateTime(string FaDate)
{
FaDate date = new FaDate();
try {
string[] finishFaArray = FaDate.Split('/');
date.year = Convert.ToInt32(finishFaArray[0]);
date.month = Convert.ToInt32(finishFaArray[1]);
date.day = Convert.ToInt32(finishFaArray[2]);
var persianCal = new System.Globalization.PersianCalendar();
date.monthsDay = persianCal.GetDaysInMonth(DateTime.Now.Year, DateTime.Now.Month);
date.today = persianCal.GetDayOfMonth(DateTime.Now);
date.thisMonth = persianCal.GetMonth(DateTime.Now);
date.thisYear = persianCal.GetYear(DateTime.Now);
if (date.year == persianCal.GetYear(DateTime.Now) && date.month == persianCal.GetMonth(DateTime.Now))
{
date.toEndMonth = date.day - date.today;
}
else
{
date.today = persianCal.GetDayOfMonth(DateTime.Now);
date.toEndMonth = date.monthsDay - date.today + date.day;
}
return(date);
}
catch (Exception ex)
{
date.year = 0;
date.month = 0;
date.day = 0;
date.monthsDay = 0;
return(date);
}
}