public static string AddTimeSpan(this TimeSpanIntervals interval, double quantity, DateTime?date = null)
{
if (!date.HasValue)
{
date = DateTime.UtcNow;
}
return(date.Value.Add(interval.ToTimeSpan(quantity)).ToJSONString());
}
public static TimeSpan ToTimeSpan(this TimeSpanIntervals interval, double quantity)
{
switch (interval)
{
case TimeSpanIntervals.Minutes: return(TimeSpan.FromMinutes(quantity));
case TimeSpanIntervals.Hours: return(TimeSpan.FromHours(quantity));
case TimeSpanIntervals.Days: return(TimeSpan.FromDays(quantity));
}
throw new NotSupportedException($"Unknown case {interval} - note creating a time span from NotApplicable is not supported.");
}
