static DateTimeOffset GetNextTimeOfDay(this ITopicScheduler scheduler, TimeSpan timeOfDay)
{
var now = scheduler.Now;
var today = now.Date;
var whenToday = today + timeOfDay;
return(whenToday > now ? whenToday : today.AddDays(1) + timeOfDay);
}
public static void NextTimeOfDay(this ITopicScheduler scheduler, Event e, IEnumerable <TimeSpan> timesOfDay)
{
var whenOccurs = timesOfDay
.Select(scheduler.GetNextTimeOfDay)
.DefaultIfEmpty(DateTimeOffset.MinValue)
.Min();
Expect.True(whenOccurs > DateTimeOffset.MinValue, "Scheduling requires at least one time of day");
scheduler.At(e, whenOccurs);
}
public static void NextInterval(this ITopicScheduler scheduler, Event e, TimeSpan interval, TimeSpan offset)
{
Expect.That(interval).IsGreaterThan(TimeSpan.Zero, "Scheduling requires an interval in the future");
var now = scheduler.Now;
var today = now.Date;
var whenOccursNext = today + offset;
while (whenOccursNext < now)
{
whenOccursNext += interval;
}
var whenOccurs = whenOccursNext.Date == now.Date ? whenOccursNext : now.Date.AddDays(1) + offset;
scheduler.At(e, whenOccurs);
}
//
// Interval
//
public static void NextInterval(this ITopicScheduler scheduler, Event e, TimeSpan interval) =>
scheduler.NextInterval(e, interval, TimeSpan.Zero);
public static void NextTimeOfDay(this ITopicScheduler scheduler, Event e, params TimeSpan[] timesOfDay) => scheduler.NextTimeOfDay(e, timesOfDay as IEnumerable <TimeSpan>);
public static void NextTimeOfDay(this ITopicScheduler scheduler, Event e, TimeSpan timeOfDay) => scheduler.At(e, scheduler.GetNextTimeOfDay(timeOfDay));