private void ProcessDescriptor(IDelayedJobDescriptor descriptor, IBackgroundJobClient jobClient)
{
PropertyReference <ScheduledJobInfo> jobInfoReference = descriptor.GetJobInfoReference();
if (descriptor.ShouldBeScheduled())
{
DateTime intendedRunAt = descriptor.GetIntendedRunAt();
if (jobInfoReference.Value == null)
{
// Create the job
ScheduleJob(descriptor, jobClient);
}
else if (jobInfoReference.Value.RunAt != intendedRunAt)
{
// Re-schedule the job
CancelJob(jobInfoReference, jobClient);
ScheduleJob(descriptor, jobClient);
}
return;
}
if (jobInfoReference.Value != null)
{
// The job isn't supposed to run but it's scheduled
CancelJob(jobInfoReference, jobClient);
}
}
private void ScheduleJob(IDelayedJobDescriptor descriptor, IBackgroundJobClient jobClient)
{
string jobId = descriptor.Schedule(jobClient);
ScheduledJobInfo jobInfo = new ScheduledJobInfo()
{
JobId = jobId,
RunAt = descriptor.GetIntendedRunAt()
};
descriptor.GetJobInfoReference().Value = jobInfo;
_db.ScheduledJobInfos.Add(jobInfo);
jobClient.ContinueJobWith <ScheduledJobCleaner>(jobId, cleaner => cleaner.Cleanup(jobInfo.Id));
}
