public DateTime CreatePeriod(DateTimeSpecificationAlignment align, string year, string month, string day) //, string hour = null, string minute = null, string second = null )
{
DateTime baseDateTime;
try { baseDateTime = new DateTime(Int32.Parse(year), Int32.Parse(month), Int32.Parse(day)); }
catch (Exception ex)
{
throw new MappingException(String.Format("Could not parse the date parts (y = '{0}', m = '{1}', d = '{2}'.", year, month, day), ex);
}
DateTime period = new DateTimeSpecification
{
Alignment = align,
BaseDateTime = baseDateTime
}
.ToDateTime();
return(period);
}
internal static DateTime Transform(this DateTime dateTime, DateTimeTransformation transform, DateTimeSpecificationAlignment alignment, Func <DateTime, int, DateTime> relative, Func <DateTime, int, DateTime> exact, Func <DateTime, DateTime> max)
{
if (transform.IsEmpty)
{
return(dateTime);
}
DateTime result = dateTime;
if (transform.Type == DateTimeTransformationType.Relative)
{
result = relative(result, transform.Value);
}
else
{
if (transform.Type == DateTimeTransformationType.Exact)
{
result = exact(result, transform.Value);
}
else if (transform.Type == DateTimeTransformationType.Max)
{
result = max(result);
}
if (alignment == DateTimeSpecificationAlignment.End)
{
result = relative(result, 1).AddTicks(-1);
}
}
return(result);
}
