void _timer_Tick(object sender, EventArgs e)
{
#region очистка старых данных
var now = DateTime.Now;
var dd = now.Day;
var hh = now.Hour;
var mm = now.Minute;
if (_lastMinute == mm)
{
return;
}
_lastMinute = mm;
if (_lastHour == hh)
{
return;
}
_lastHour = hh;
if (_lastDay == dd)
{
return;
}
_lastDay = dd;
_timer.Enabled = false;
ThreadPool.QueueUserWorkItem(arg =>
{
// очистка накоплений
if (Data.DeleteLogsAfter > 0)
{
Data.DeleteFromLogs(now.AddDays(-Data.DeleteLogsAfter));
}
if (Data.DeleteTrendsAfter > 0)
{
Data.DeleteFromTrends(now.AddDays(-Data.DeleteTrendsAfter));
}
var method = new MethodInvoker(() =>
{
_timer.Enabled = true;
});
if (InvokeRequired)
{
BeginInvoke(method);
}
else
{
method();
}
});
#endregion
}