public override TableTemplateTime GetTableObject()
{
var templateTime = new TableTemplateTime();
templateTime.template_time_id = TemplateTimeId;
templateTime.template_id = TemplateId;
templateTime.template_time_name = TemplateTimeName;
templateTime.begin_time = BeginTime;
templateTime.end_time = EndTime;
templateTime.time_span = TimeSpan;
templateTime.time_span_unit = TimeSpanUnit.ToString();
templateTime.template_time_type = TemplateTimeType.ToString();
templateTime.search_direction = SearchDirection.ToString();
templateTime.handle_reduplicate = HandleReduplicate.ToString();
return(templateTime);
}
private static object Calc(object left, object right, TemplateTimeType dateType)
{
if (!IsDateTimeOrInt(left) || !IsDateTimeOrInt(right))
{
throw new ApplicationException("Calc exception, type error.");
}
if (left is DateTime && right is DateTime)
{
throw new ApplicationException("Calc exception, can't add DateTime with DateTime.");
}
else if (left is DateTime && right is int)
{
switch (dateType)
{
case TemplateTimeType.TradingDay:
return(((DateTime)left).AddTradingDays((int)right));
case TemplateTimeType.WorkingDay:
return(((DateTime)left).AddWorkingDays((int)right));
case TemplateTimeType.NaturalDay:
return(((DateTime)left).AddDays((int)right));
}
}
else if (left is int && right is DateTime)
{
switch (dateType)
{
case TemplateTimeType.TradingDay:
return(((DateTime)right).AddTradingDays((int)left));
case TemplateTimeType.WorkingDay:
return(((DateTime)right).AddWorkingDays((int)left));
case TemplateTimeType.NaturalDay:
return(((DateTime)right).AddDays((int)left));
}
}
else if (left is int && right is int)
{
return((int)left + (int)right);
}
return(null);
}
/// <summary>
/// 将 T+n、L-n格式的文本转换为时间
/// </summary>
/// <param name="text">原始文本</param>
/// <param name="timeDictionary">T、L对应的时间</param>
/// <returns>转换结果</returns>
public static DateTime ParseDateSyntax(string text, Dictionary <string, DateTime> timeDictionary)
{
var errMsg = "时间识别错误[" + text + "]";
DateTime temp;
if (DateTime.TryParse(text, out temp))
{
return(temp);
}
// 解析 T、L
if (!text.Contains('+') && !text.Contains('-'))
{
var key = text.Trim();
if (!timeDictionary.ContainsKey(key))
{
throw new ApplicationException(errMsg);
}
return(timeDictionary[key]);
}
var items = text.Split(new[] { '+', '-' }, StringSplitOptions.RemoveEmptyEntries).ToList()
.ConvertAll(item => item.Trim()).ToList();
var chars = text.ToCharArray().ToList().Where(c => c == '+' || c == '-').ToList();
object result = null;
for (int i = 0; i < items.Count; ++i)
{
object value = items[i];
//数值
int v;
var isInt = int.TryParse((string)value, out v);
if (isInt)
{
value = v;
}
else
{
//键值
var isKey = timeDictionary.ContainsKey(items[i]);
if (isKey)
{
value = timeDictionary[items[i]];
}
else
{
var content = (string)value;
if (content.Contains(".NaturalDay"))
{
content = content.Replace(".NaturalDay", string.Empty);
if (timeDictionary.ContainsKey(content))
{
value = timeDictionary[content].Day;
}
}
}
}
if (i == 0)
{
result = value;
}
else
{
bool isAdd = (chars[i - 1] == '+');
TemplateTimeType timeType = TemplateTimeType.NaturalDay;
if (isInt)
{
timeType = TemplateTimeType.TradingDay;
}
else if (value.ToString().Contains("workingDay"))
{
timeType = TemplateTimeType.WorkingDay;
value = int.Parse(value.ToString().Replace("workingDay", ""));
}
else if (value.ToString().Contains("day"))
{
timeType = TemplateTimeType.NaturalDay;
value = int.Parse(value.ToString().Replace("day", ""));
}
result = Calc(result, (isAdd ? value : 0 - (int)value), timeType);
}
}
return((DateTime)result);
}
public static List <DateTime> GenerateDateList(DateTime first, DateTime endDate,
int timeSpan, TimeSpanUnit timeSpanUnit, TemplateTimeType dateType, bool isForward, bool ignoreReduplicateDays)
{
if (timeSpan < 1)
{
throw new ApplicationException("Time span can't be 0");
}
var dateList = new List <DateTime>();
DateTime date = first;
for (int i = 0; ; ++i)
{
//避免每个月日期数不同导致的的向下取整问题
//e.g.
//(20160131).AddMonths(1).AddMonths(1) = 20160329
//(20160131).AddMonths(2) = 20160331
var interval = timeSpan * i;
switch (timeSpanUnit)
{
case TimeSpanUnit.Year:
date = first.AddYears(interval);
break;
case TimeSpanUnit.Month:
date = first.AddMonths(interval);
break;
case TimeSpanUnit.Day:
date = first.AddDays(interval);
break;
}
if (dateType == TemplateTimeType.TradingDay && !CalendarCache.IsTradingDay(date))
{
date = isForward ? GetPreviousTradingDay(date) : GetNextTradingDay(date);
}
else if (dateType == TemplateTimeType.WorkingDay && !CalendarCache.IsWorkingDay(date))
{
date = isForward ? GetPreviousWorkingDay(date) : GetNextWorkingDay(date);
}
if (date > endDate)
{
break;
}
bool isIgnore = false;
isIgnore = ignoreReduplicateDays && dateList.Contains(date);
if (!isIgnore)
{
dateList.Add(date);
}
}
return(dateList);
}
