/// <summary>
/// Adds a task to the scheduler
/// </summary>
/// <param name="task">The task to add to the scheduler</param>
/// <returns>Returns a AddTaskResult with all relevant information</returns>
public AddTaskResult AddTask(IoTSchedulerTask task)
{
Debug.WriteLine("IoTScheduler: Adding task");
// Determine the difference in time between the desired time and now
DateTime current = DateTime.Now;
TimeSpan timeToGo = task.StartTime - current.TimeOfDay;
// If we have passed the desired time to execute, do nothing
if (timeToGo < TimeSpan.Zero)
{
Debug.WriteLine("IoTScheduler: Too late, desired time has passed");
return(new AddTaskResult());
}
// Add the task to the list of tasks for today
_tasks.Add(task);
//// Initialize the timer to call the function
//timer = new System.Threading.Timer(x =>
//{
// Debug.WriteLine("IoTScheduler: Firing task");
// task.FireCallback();
// _timers.Remove(timer);
//}, null, timeToGo, Timeout.InfiniteTimeSpan);
//_timers.Add(timer)
return(new AddTaskResult());
}
// Get all tasks that will need to fire next.
private List <IoTSchedulerTask> GetNextTasks()
{
// Create a variable to hold the soonest task
IoTSchedulerTask nextTask = new IoTSchedulerTask();
// Go through all the tasks in the stack
foreach (IoTSchedulerTask task in _tasks)
{
// If this is the first item in the stack (since newTask will have null values)
if (nextTask.StartTime == null)
{
// Set the next task to the first item
nextTask = task;
}
// If this task starts before the task marked as next
if (task.StartTime < nextTask.StartTime)
{
// Make this task the next task
nextTask = task;
}
}
// Get all tasks that fire at this time
List <IoTSchedulerTask> allTasks = _tasks.Where(t => t.StartTime == nextTask.StartTime).ToList();
// Return the next task
return(allTasks);
}