/// <summary>
/// 判断是否为工作日
/// </summary>
/// <param name="currDate">要判断的时间</param>
/// <param name="thisYearData">当前的数据</param>
/// <returns></returns>
private bool IsWorkDay(DateTime currDate, DateModel thisYearData)
{
if (currDate.Year != thisYearData.Year)//跨年重新读取数据
{
thisYearData = GetConfigDataByYear(currDate.Year);
}
if (thisYearData.Year > 0)
{
string date = currDate.ToString("MMdd");
int week = (int)currDate.DayOfWeek;
if (thisYearData.Work.IndexOf(date) >= 0)
{
return(true);
}
if (thisYearData.Holiday.IndexOf(date) >= 0)
{
return(false);
}
if (week != 0 && week != 6)
{
return(true);
}
}
return(false);
}
/// <summary>
/// 根据传入的时间，计算工作日天数
/// </summary>
/// <param name="date">带计算的时间</param>
/// <param name="isContainToday">当天是否算工作日（默认：true）</param>
/// <returns></returns>
public int GetWorkDayNum(DateTime date, bool isContainToday = true)
{
var currDate = DateTime.Now;
int workDayNum = 0;
int addDay = date.Date > currDate.Date ? 1 : -1;
if (isContainToday)
{
currDate = currDate.AddDays(-addDay);
}
DateModel thisYearData = GetConfigDataByYear(currDate.Year);
if (thisYearData.Year > 0)
{
bool isEnd = false;
do
{
currDate = currDate.AddDays(addDay);
if (IsWorkDay(currDate, thisYearData))
{
workDayNum += addDay;
}
isEnd = addDay > 0 ? (date.Date > currDate.Date) : (date.Date < currDate.Date);
} while (isEnd);
}
return(workDayNum);
}
/// <summary>
/// 根据传入的工作日天数，获得计算后的日期,可传负数
/// </summary>
/// <param name="day">天数</param>
/// <param name="isContainToday">当天是否算工作日（默认：true）</param>
/// <returns></returns>
public DateTime GetReckonDate(int day, bool isContainToday = true)
{
DateTime currDate = DateTime.Now;
int addDay = day >= 0 ? 1 : -1;
if (isContainToday)
{
currDate = currDate.AddDays(-addDay);
}
DateModel thisYearData = GetConfigDataByYear(currDate.Year);
if (thisYearData.Year > 0)
{
int sumDay = Math.Abs(day);
int workDayNum = 0;
while (workDayNum < sumDay)
{
currDate = currDate.AddDays(addDay);
if (IsWorkDay(currDate, thisYearData))
{
workDayNum++;
}
}
}
return(currDate);
}
/// <summary>
/// 获取指定年份的数据
/// </summary>
/// <param name="year"></param>
/// <returns></returns>
private DateModel GetConfigDataByYear(int year)
{
if (cacheDateList == null)//取配置数据
{
GetConfigList();
}
DateModel result = cacheDateList.FirstOrDefault(m => m.Year == year);
return(result);
}