public Task <bool> Send(MailMessage mMailMessage)
{
EmailUtils.SendEmail(mMailMessage, sentSuccesfully =>
{
if (!sentSuccesfully)
{
return;
}
OnSent(mMailMessage);
});
return(Task.FromResult(true));
}
// tis method is void - fire and forget!
private async void OnSend(MailMessage mMailMessage)
{
string filename = await SaveEmail(mMailMessage);
bool cancelRequest = false;
try
{
await Task.Delay(_sendDelay, _endProcessingToken.Token);
}
catch (TaskCanceledException e)
{
_logger.Trace("A request to cancel message send received... {0}", mMailMessage.Subject);
cancelRequest = true;
}
if (cancelRequest)
{
return;
}
EmailUtils.SendEmail(mMailMessage, sentSuccesfully =>
{
if (!sentSuccesfully)
{
return;
}
try
{
File.Delete(filename);
OnSent(mMailMessage);
}
catch (Exception e)
{
_logger.FatalException(
"File could not be removed from queue",
e);
}
_logger.Trace(
"Processed - delayed email sent. {0}",
filename);
});
}