bool WeekRule(ScheduledWorkflowLaunchSchedule schedule, ScheduledWorkflowLaunchHistory lastStartedWorkflow, CultureInfo ci, CalendarWeekRule weekRule)
{
return(schedule.RecurEveryWeeks <= 1 || lastStartedWorkflow == null ||
ci.Calendar.GetWeekOfYear(DateTime.Now, weekRule, DayOfWeek.Monday) >=
ci.Calendar.GetWeekOfYear(lastStartedWorkflow.LaunchedOn, weekRule, DayOfWeek.Monday) +
schedule.RecurEveryWeeks);
}
bool WeeklyDayMatch(ScheduledWorkflowLaunchSchedule schedule)
{
return((schedule.Monday && DateTime.Now.DayOfWeek == DayOfWeek.Monday) ||
(schedule.Tuesday && DateTime.Now.DayOfWeek == DayOfWeek.Tuesday) ||
(schedule.Wednesday && DateTime.Now.DayOfWeek == DayOfWeek.Wednesday) ||
(schedule.Thursday && DateTime.Now.DayOfWeek == DayOfWeek.Thursday) ||
(schedule.Friday && DateTime.Now.DayOfWeek == DayOfWeek.Friday) ||
(schedule.Saturday && DateTime.Now.DayOfWeek == DayOfWeek.Saturday) ||
(schedule.Sunday && DateTime.Now.DayOfWeek == DayOfWeek.Sunday));
}
bool NeedToStartMin(ScheduledWorkflow workflow, ScheduledWorkflowLaunchSchedule schedule)
{
if (DateTime.Now.TimeOfDay >= schedule.StartTime && schedule.RecurEveryMin > 0)
{
var lastStartedWorkflow = workflow.LaunchHistoryItems.OrderByDescending(l => l.LaunchedOn).FirstOrDefault();
if (lastStartedWorkflow == null)
{
return(schedule.StartTime.Add(TimeSpan.FromMinutes(schedule.RecurEveryMin)) <= DateTime.Now.TimeOfDay);
}
return(lastStartedWorkflow.LaunchedOn.AddMinutes(schedule.RecurEveryMin) <= DateTime.Now);
}
return(false);
}
bool NeedToStartDaily(ScheduledWorkflow workflow, ScheduledWorkflowLaunchSchedule schedule)
{
var historyItem = workflow.LaunchHistoryItems.FirstOrDefault(l => l.LaunchedOn.Date == DateTime.Today);
if (historyItem == null && DateTime.Now.TimeOfDay >= schedule.StartTime)
{
var lastStartedWorkflow = workflow.LaunchHistoryItems.OrderByDescending(l => l.LaunchedOn).FirstOrDefault();
if (schedule.RecurEveryDays <= 1 || lastStartedWorkflow == null ||
DateTime.Now >= lastStartedWorkflow.LaunchedOn.Date.AddDays(schedule.RecurEveryDays).Add(schedule.StartTime))
{
return(true);
}
}
return(false);
}
bool NeedToStartWeekly(ScheduledWorkflow workflow, ScheduledWorkflowLaunchSchedule schedule)
{
var lastLaunch = workflow.LaunchHistoryItems.OrderByDescending(l => l.LaunchedOn)
.Where(l => l.LaunchedOn.Date == DateTime.Today)
.Select(l => l.LaunchedOn.TimeOfDay)
.FirstOrDefault();
var currentTime = DateTime.Now.TimeOfDay;
var nextLaunch = NextLaunch(workflow, lastLaunch, currentTime);
if (currentTime >= schedule.StartTime && nextLaunch == schedule.StartTime && lastLaunch <= schedule.StartTime)
{
var lastStartedWorkflow = workflow.LaunchHistoryItems.OrderByDescending(l => l.LaunchedOn).FirstOrDefault();
var ci = CultureInfo.CurrentCulture;
var weekRule = CultureInfo.CurrentCulture.DateTimeFormat.CalendarWeekRule;
if (WeekRule(schedule, lastStartedWorkflow, ci, weekRule))
{
return(true);
}
}
return(false);
}
bool NeedToStartOneTime(ScheduledWorkflow workflow, ScheduledWorkflowLaunchSchedule schedule)
{
return(workflow.LaunchHistoryItems.Count == 0 && DateTime.Now.TimeOfDay >= schedule.StartTime);
}