public void Delete(Models.SchedulingTaskModel job)
{
var connection = _store.Configuration.ConnectionFactory.CreateConnection();
connection.Open();
var transaction = connection.BeginTransaction(_store.Configuration.IsolationLevel);
try
{
var table = $"{_tablePrefix}{nameof(SchedulingTaskModel)}";
connection.Execute($"delete from [{table}] where [Id]=@Id", new { Id = job.Id }, transaction);
}
catch (Exception e)
{
Logger.LogError("An error occured while reading indexing tasks", e);
throw;
}
finally
{
transaction.Commit();
transaction.Dispose();
if (_store.Configuration.ConnectionFactory.Disposable)
{
connection.Dispose();
}
else
{
connection.Close();
}
}
}
private void ProcessMessage(Models.SchedulingTaskModel task)
{
Logger.LogDebug("Processing task {0}.", task.Id);
try {
if (task == null)
{
return;
}
var payload = JObject.Parse(task.Parameters);
var parameters = payload.ToDictionary();
_eventBus.NotifyAsync(task.Message, parameters);
Logger.LogDebug("Processed task Id {0}.", task.Id);
}
catch (Exception e) {
Logger.LogError("An unexpected error while processing task {0}. Error message: {1}.", task.Id, e);
}
finally {
switch (task.Frequency)
{
case -2:
task.ScheduledUtc = task.ScheduledUtc.AddMinutes(task.SpaceNum);
_schedulingTaskService.EditTaskAsync(task);
break;
case -1:
task.ScheduledUtc = task.ScheduledUtc.AddHours(task.SpaceNum);
_schedulingTaskService.EditTaskAsync(task);
break;
case 1:
task.ScheduledUtc = task.ScheduledUtc.AddDays(task.SpaceNum);
_schedulingTaskService.EditTaskAsync(task);
break;
case 2:
task.ScheduledUtc = task.ScheduledUtc.AddDays(task.SpaceNum * 7);
_schedulingTaskService.EditTaskAsync(task);
break;
case 3:
task.ScheduledUtc = task.ScheduledUtc.AddMonths(task.SpaceNum);
_schedulingTaskService.EditTaskAsync(task);
break;
default:
_schedulingTaskManager.Delete(task);
break;
}
}
}
public Task EnqueueAsync(string taskName, string message, int priority, DateTime scheduledUtc, object parameters)
{
var schedulingTask = new Models.SchedulingTaskModel {
Parameters = JsonConvert.SerializeObject(parameters),
Message = message,
CreatedUtc = _clock.UtcNow,
Priority = priority,
ScheduledUtc = scheduledUtc,
CanExecute = true,
TaskName = taskName
};
lock (_tasksQueue)
{
_tasksQueue.Add(schedulingTask);
}
return(Task.CompletedTask);
}
