protected virtual void TriggerEvent(SimpleTask task, EventCallback cb = null)
{
TaskScheduleEvent e = new TaskScheduleEvent(task);
if (!(task.Owner is IEventEmitter owner))
{
return;
}
IEventBus eventBus = Container.Resolve <IEventBus>();
if (eventBus == null)
{
InternalTasks.Add(task);
cb?.Invoke(owner, null);
return;
}
eventBus.Emit(owner, e, @event =>
{
task.IsCancelled = e.IsCancelled;
if (!e.IsCancelled)
{
InternalTasks.Add(task);
}
cb?.Invoke(owner, @event);
});
}
public IScheduledTask ScheduleUpdate(ILifecycleObject @object, Action action, string taskName, ExecutionTargetContext target)
{
if ([email protected])
{
return(null);
}
ScheduledTask task = new ScheduledTask(++taskIds, taskName, this, @object, action, target);
TriggerEvent(task, async(sender, @event) =>
{
if (target != ExecutionTargetContext.Sync && @object.IsAlive)
{
return;
}
if (@event != null && ((ICancellableEvent)@event).IsCancelled)
{
return;
}
action();
InternalTasks.Remove(task);
});
return(task);
}
protected internal virtual void RunTask(IScheduledTask t)
{
var task = (ScheduledTask)t;
if (!task.IsReferenceAlive)
{
InternalTasks.Remove(task);
return;
}
if (!t.Owner.IsAlive)
{
return;
}
if (task.StartTime != null && task.StartTime > DateTime.UtcNow)
{
return;
}
if (task.EndTime != null && task.EndTime < DateTime.UtcNow)
{
task.EndTime = DateTime.UtcNow;
RemoveTask(task);
{
return;
}
}
if (task.Period != null &&
task.LastRunTime != null &&
DateTime.UtcNow - task.LastRunTime < task.Period)
{
return;
}
try
{
}
catch (Exception ex)
{
Container.Resolve <ILogger>().LogError("An exception occured in task: " + task.Name, ex);
task.EndTime = DateTime.UtcNow;
RemoveTask(task);
return;
}
if (task.ExecutionTarget == ExecutionTargetContext.NextFrame ||
task.ExecutionTarget == ExecutionTargetContext.NextPhysicsUpdate ||
task.ExecutionTarget == ExecutionTargetContext.Async ||
task.ExecutionTarget == ExecutionTargetContext.NextAsyncFrame ||
task.ExecutionTarget == ExecutionTargetContext.Sync)
{
task.EndTime = DateTime.UtcNow;
RemoveTask(task);
}
}
protected virtual void TriggerEvent(ScheduledTask task, EventCallback cb = null)
{
if (task.ExecutionTarget == ExecutionTargetContext.Async ||
task.ExecutionTarget == ExecutionTargetContext.NextAsyncFrame ||
task.ExecutionTarget == ExecutionTargetContext.EveryAsyncFrame)
{
asyncTaskRunner.NotifyTaskScheduled();
}
TaskScheduleEvent e = new TaskScheduleEvent(task);
if (!(task.Owner is IEventEmitter owner))
{
return;
}
IEventBus eventBus = Container.Resolve <IEventBus>();
if (eventBus == null)
{
InternalTasks.Add(task);
cb?.Invoke(owner, null);
return;
}
eventBus.Emit(owner, e, async @event =>
{
task.IsCancelled = e.IsCancelled;
if (!e.IsCancelled)
{
InternalTasks.Add(task);
}
cb?.Invoke(owner, @event);
});
}
protected virtual void RemoveTask(ITask task)
{
InternalTasks.Remove(task);
}
protected virtual void RemoveTask(IScheduledTask task)
{
InternalTasks.Remove((ScheduledTask)task);
}