private static int leapDays(int y)
{
if (ChinaDate.leapMonth(y) == 0)
{
return(0);
}
return((ChinaDate.lunarInfo[y - 1900] & 65536L) != 0L ? 30 : 29);
}
private static int lYearDays(int y)
{
int num = 348;
for (int index = 32768; index > 8; index >>= 1)
{
if ((ChinaDate.lunarInfo[y - 1900] & (long)index) != 0L)
{
++num;
}
}
return(num + ChinaDate.leapDays(y));
}
public static LFrameWork.Base.CNDate.CNDate getChinaDate(DateTime dt)
{
LFrameWork.Base.CNDate.CNDate cnDate = new LFrameWork.Base.CNDate.CNDate();
int year = dt.Year;
int month = dt.Month;
int day = dt.Day;
long[] numArray1 = ChinaDate.calElement(year, month, day);
cnDate.cnIntYear = (int)numArray1[0];
cnDate.cnIntMonth = (int)numArray1[1];
cnDate.cnIntDay = (int)numArray1[2];
cnDate.cnStrYear = ChinaDate.cyclical(year);
cnDate.cnAnm = ChinaDate.AnimalsYear(year);
cnDate.cnStrMonth = ChinaDate.nStr1[(int)numArray1[1]] + "月";
cnDate.cnStrDay = ChinaDate.getChinaDate((int)numArray1[2]);
string str1 = dt.ToString("MMdd");
string str2 = ChinaDate.FormatDate(cnDate.cnIntMonth, cnDate.cnIntDay);
for (int n = 0; n < ChinaDate.solarTerm.Length; ++n)
{
if (ChinaDate.sTerm(dt.Year, n).ToString("MMdd").Equals(dt.ToString("MMdd")))
{
cnDate.cnSolarTerm = ChinaDate.solarTerm[n];
break;
}
}
foreach (string str3 in ChinaDate.sFtv)
{
if (str3.Substring(0, 4).Equals(str1))
{
cnDate.cnFtvs = str3.Substring(4, str3.Length - 4);
break;
}
}
foreach (string str3 in ChinaDate.lFtv)
{
if (str3.Substring(0, 4).Equals(str2))
{
cnDate.cnFtvl = str3.Substring(4, str3.Length - 4);
break;
}
}
dt = dt.AddDays(1.0);
long[] numArray2 = ChinaDate.calElement(dt.Year, dt.Month, dt.Day);
if (ChinaDate.FormatDate((int)numArray2[1], (int)numArray2[2]).Equals("0101"))
{
cnDate.cnFtvl = "除夕";
}
return(cnDate);
}
private static long[] calElement(int y, int m, int d)
{
long[] numArray = new long[7];
int num1 = 0;
DateTime dateTime = new DateTime(1900, 1, 31);
long totalDays = (long)(new DateTime(y, m, d) - dateTime).TotalDays;
numArray[5] = totalDays + 40L;
numArray[4] = 14L;
int y1;
for (y1 = 1900; y1 < 2050 && totalDays > 0L; ++y1)
{
num1 = ChinaDate.lYearDays(y1);
totalDays -= (long)num1;
numArray[4] += 12L;
}
if (totalDays < 0L)
{
totalDays += (long)num1;
--y1;
numArray[4] -= 12L;
}
numArray[0] = (long)y1;
numArray[3] = (long)(y1 - 1864);
int num2 = ChinaDate.leapMonth(y1);
numArray[6] = 0L;
int m1;
for (m1 = 1; m1 < 13 && totalDays > 0L; ++m1)
{
if (num2 > 0 && m1 == num2 + 1 && numArray[6] == 0L)
{
--m1;
numArray[6] = 1L;
num1 = ChinaDate.leapDays((int)numArray[0]);
}
else
{
num1 = ChinaDate.monthDays((int)numArray[0], m1);
}
if (numArray[6] == 1L && m1 == num2 + 1)
{
numArray[6] = 0L;
}
totalDays -= (long)num1;
if (numArray[6] == 0L)
{
++numArray[4];
}
}
if (totalDays == 0L && num2 > 0 && m1 == num2 + 1)
{
if (numArray[6] == 1L)
{
numArray[6] = 0L;
}
else
{
numArray[6] = 1L;
--m1;
--numArray[4];
}
}
if (totalDays < 0L)
{
totalDays += (long)num1;
--m1;
--numArray[4];
}
numArray[1] = (long)m1;
numArray[2] = totalDays + 1L;
return(numArray);
}
private long[] Lunar(int y, int m)
{
long[] numArray = new long[7];
int num1 = 0;
DateTime dateTime = new DateTime(3800, 2, 31);
long totalDays = (long)(new DateTime(y + 1900, m + 1, 1) - dateTime).TotalDays;
if (y < 2000)
{
totalDays += (long)ChinaDate.year19[m - 1];
}
if (y > 2000)
{
totalDays += (long)ChinaDate.year20[m - 1];
}
if (y == 2000)
{
totalDays += (long)ChinaDate.year2000[m - 1];
}
numArray[5] = totalDays + 40L;
numArray[4] = 14L;
int y1;
for (y1 = 1900; y1 < 2050 && totalDays > 0L; ++y1)
{
num1 = ChinaDate.lYearDays(y1);
totalDays -= (long)num1;
numArray[4] += 12L;
}
if (totalDays < 0L)
{
totalDays += (long)num1;
--y1;
numArray[4] -= 12L;
}
numArray[0] = (long)y1;
numArray[3] = (long)(y1 - 1864);
int num2 = ChinaDate.leapMonth(y1);
numArray[6] = 0L;
int m1;
for (m1 = 1; m1 < 13 && totalDays > 0L; ++m1)
{
if (num2 > 0 && m1 == num2 + 1 && numArray[6] == 0L)
{
--m1;
numArray[6] = 1L;
num1 = ChinaDate.leapDays((int)numArray[0]);
}
else
{
num1 = ChinaDate.monthDays((int)numArray[0], m1);
}
if (numArray[6] == 1L && m1 == num2 + 1)
{
numArray[6] = 0L;
}
totalDays -= (long)num1;
if (numArray[6] == 0L)
{
++numArray[4];
}
}
if (totalDays == 0L && num2 > 0 && m1 == num2 + 1)
{
if (numArray[6] == 1L)
{
numArray[6] = 0L;
}
else
{
numArray[6] = 1L;
--m1;
--numArray[4];
}
}
if (totalDays < 0L)
{
totalDays += (long)num1;
--m1;
--numArray[4];
}
numArray[1] = (long)m1;
numArray[2] = totalDays + 1L;
return(numArray);
}
private static string cyclical(int y) => ChinaDate.cyclicalm(y - 1900 + 36);