/// <summary>
/// Request the collection to be filled up to the requested <paramref name="count"/>, if possible.
/// </summary>
/// <param name="count">The count requested.</param>
public async void Request(int count)
{
void AddCallback(object state) => Add((T)state);
void WorkingCallback(object state) => Working?.Invoke(this, (bool)state);
// If already satisfied, skip this one.
if (Count > count)
{
return;
}
// Queue a new resolution.
await Task.Run(async() =>
{
// Allow only one working thread.
await _lock.WaitAsync();
try
{
// Check again in task, another task might have already generated the necessary elements.
if (Count > count)
{
return;
}
// Mark as start working on context.
_syncOn.Send(WorkingCallback, true);
// While elements need to be filled and available, add on context.
while (Count < count && await _generator.MoveNextAsync())
{
_syncOn.Send(AddCallback, _generator.Current);
}
}
catch (OperationCanceledException)
{
// Ok, can occur if underlying enumerator is cancelled.
}
finally
{
// Mark as done working on context.
_syncOn.Send(WorkingCallback, false);
// Release lock.
_lock.Release();
}
});
}
public async Task <IEnumerable <ParserResult> > RunAsync(params ParserObject[] objects)
{
var resultList = new List <ParserResult>();
foreach (var item in objects)
{
ParserResult result = await RunAsync(item);
resultList.Add(result);
Working?.Invoke(this, result.Hedar);
}
return(resultList);
}
protected virtual void InvokeWorking(string e) => Working?.Invoke(this, e);
public void TimeWorking(int i)
{
Time = Working.Invoke(i);
Console.WriteLine($"Пользователь провел сегодня за компьютером: {Time} часов");
}
