/// <summary>
/// 判断交易日期，有日盘就被看作是交易日。注意周六不是trading day，但周六凌晨是有交易的
/// </summary>
/// <param name="date"></param>
/// <returns></returns>
public static bool IsTradeDay(Date date)
{
if (date.DayOfWeek == DayOfWeek.Saturday || date.DayOfWeek == DayOfWeek.Sunday)
{
return(false);
}
return(!HolidayDao.IsHoliday(date));
}
/// <summary>
/// 是否是开盘时间
/// </summary>
/// <param name="dt"></param>
/// <returns></returns>
public static bool IsOpenTime(DateTime dt)
{
//周六凌晨
var hhmm = dt.GetHHMM();
if (dt.DayOfWeek == DayOfWeek.Saturday)
{
if (hhmm > 230)
{
return(false);
}
else
{
var ret = HolidayDao.IsHolidayNight(dt.AddDays(-1).ToDate());
return(!ret);
}
}
if (!IsTradeDay(dt.ToDate()))
{
return(false);
}
if (dt.DayOfWeek == DayOfWeek.Monday && hhmm < 900)
{
return(false);
}
if (hhmm >= 2100)
{
var ret = HolidayDao.IsHolidayNight(dt.ToDate());
return(!ret);
}
var t = new TimeSpan(dt.Hour, dt.Minute, dt.Second);
foreach (KeyValuePair <TimeSpan, TimeSpan> item in CloseTime)
{
if (t > item.Key && t < item.Value)
{
return(false);
}
}
return(true);
}
/// <summary>
/// 根据开收盘时间判断是否交易时间
/// 特别说明：已经在行情里使用，谨慎修改
/// 作者:jincheng
/// 修改时间:2017年8月11日 14:19:15
/// </summary>
/// <param name="time"></param>
/// <param name="symbol"></param>
/// <param name="defaultValue">出错时的默认值</param>
/// <returns></returns>
private static bool IsTradingTime(DateTime time, List <TradeTimeRange> timeRangeList, bool defaultValue = true)
{
var nowHhmmss = time.GetHHMMSS();
var nightTradeTimeRange = timeRangeList.FirstOrDefault(p => p.BeginTime >= NightBeginTime);
if (time.DayOfWeek == DayOfWeek.Saturday)
{
if (nightTradeTimeRange == null)
{
return(false);
}
if (nowHhmmss > nightTradeTimeRange.EndTime)
{
return(false);
}
}
if (time.DayOfWeek == DayOfWeek.Sunday)
{
return(false);
}
if (HolidayDao.IsHoliday(time.ToDate()))
{
return(false);
}
if (nowHhmmss >= 210000)
{
var isHolidayNight = HolidayDao.IsHolidayNight(time.ToDate());
if (isHolidayNight)
{
return(false);
}
}
if (nowHhmmss >= 0 && nowHhmmss <= 30000) //节假日前一夜及第二天凌晨 无交易。节假日前夜，且第二天非法定节假日如：2017.09.30
{
var isHolidayNight = HolidayDao.IsHolidayNight(time.AddDays(-1).ToDate());
if (isHolidayNight)
{
return(false);
}
}
if (timeRangeList == null || timeRangeList.Count <= 0)
{
return(defaultValue);
}
var hhmmss = time.GetHHMMSS();
//星期6需要特殊处理
if (time.DayOfWeek == DayOfWeek.Saturday)
{
if (hhmmss >= 210000)
{
return(false);
}
return(timeRangeList.Exists(
e =>
e.BeginTime >= NightBeginTime &&
e.EndTime < e.BeginTime && (hhmmss <= e.EndTime || hhmmss >= e.BeginTime)));
}
if (time.DayOfWeek == DayOfWeek.Monday)
{
var startTime = timeRangeList.Where(e => e.BeginTime < NightBeginTime).OrderBy(p => p.BeginTime).FirstOrDefault();
if (startTime != null)
{
if (hhmmss < startTime.BeginTime)
{
return(false);
}
}
}
var isDay = timeRangeList.Exists(e => e.BeginTime < NightBeginTime && (e.EndTime > e.BeginTime && hhmmss >= e.BeginTime && hhmmss <= e.EndTime)); //白天
if (isDay)
{
return(true);
}
var isNight = timeRangeList.Exists(e => e.BeginTime >= NightBeginTime && ((e.EndTime < e.BeginTime && (hhmmss <= e.EndTime || hhmmss >= e.BeginTime)) ||
(e.EndTime > e.BeginTime && hhmmss >= e.BeginTime && hhmmss <= e.EndTime)));//夜盘
if (isNight)
{
return(true);
}
return(false);
}
