public IHttpActionResult Run(ThumbnailsTaskRunRequest runRequest)
{
var notification = Enqueue(runRequest);
_pushNotifier.Upsert(notification);
return(Ok(notification));
}
public IActionResult Run([FromBody] ThumbnailsTaskRunRequest runRequest)
{
var notification = Enqueue(runRequest);
_pushNotifier.Send(notification);
return(Ok(notification));
}
private ThumbnailProcessNotification Enqueue(ThumbnailsTaskRunRequest runRequest)
{
var notification = new ThumbnailProcessNotification(_userNameResolver.GetCurrentUserName())
{
Title = "Process images",
Description = "starting process...."
};
_pushNotifier.Upsert(notification);
var jobId = BackgroundJob.Enqueue <ThumbnailProcessJob>(x => x.Process(runRequest, notification, JobCancellationToken.Null, null));
notification.JobId = jobId;
return(notification);
}
public async Task Process(ThumbnailsTaskRunRequest generateRequest, ThumbnailProcessNotification notifyEvent, IJobCancellationToken cancellationToken, PerformContext context)
{
try
{
Action <ThumbnailTaskProgress> progressCallback = x =>
{
notifyEvent.Description = x.Message;
notifyEvent.Errors = x.Errors;
notifyEvent.ErrorCount = notifyEvent.Errors.Count;
notifyEvent.TotalCount = x.TotalCount ?? 0;
notifyEvent.ProcessedCount = x.ProcessedCount ?? 0;
notifyEvent.JobId = context.BackgroundJob.Id;
_pushNotifier.Upsert(notifyEvent);
};
//wrap token
var tasks = _taskService.GetByIds(generateRequest.TaskIds);
var cancellationTokenWrapper = new JobCancellationTokenWrapper(cancellationToken);
await _thumbnailProcessor.ProcessTasksAsync(tasks, generateRequest.Regenerate, progressCallback, cancellationTokenWrapper);
//update tasks in case of successful generation
foreach (var task in tasks)
{
task.LastRun = DateTime.UtcNow;
}
_taskService.SaveOrUpdate(tasks);
}
catch (JobAbortedException)
{
//do nothing
}
catch (Exception ex)
{
notifyEvent.Description = "Error";
notifyEvent.ErrorCount++;
notifyEvent.Errors.Add(ex.ToString());
}
finally
{
notifyEvent.Finished = DateTime.UtcNow;
notifyEvent.Description = "Process finished" + (notifyEvent.Errors.Any() ? " with errors" : " successfully");
_pushNotifier.Upsert(notifyEvent);
}
}