/// <summary>
/// Checks whether or not to deliver/defer a survey.
/// </summary>
/// <returns>Deliver/defer decision.</returns>
/// <param name="script">Script.</param>
public async Task <Tuple <bool, DateTimeOffset?> > DeliverSurveyNowAsync(IScript script)
{
bool deliver = new Random().NextDouble() < _deliveryProbability;
await(_sensusServiceHelper?.FlashNotificationAsync("Delivery decision: " + deliver) ?? Task.CompletedTask);
// do not defer to a future time if survey is not to be delivered
return(new Tuple <bool, DateTimeOffset?>(deliver, null));
}
/// <summary>
/// Checks whether or not to deliver/defer a survey.
/// </summary>
/// <returns>Deliver/defer decision.</returns>
/// <param name="script">Script.</param>
public async Task <Tuple <bool, DateTimeOffset?> > DeliverSurveyNowAsync(IScript script)
{
bool deliver = new Random().NextDouble() < _deliveryProbability;
DateTimeOffset?deferralTime = null;
if (!deliver)
{
deferralTime = DateTimeOffset.UtcNow + _deferralInterval;
}
await(_sensusServiceHelper?.FlashNotificationAsync("Delivery decision: " + deliver) ?? Task.CompletedTask);
return(new Tuple <bool, DateTimeOffset?>(deliver, deferralTime));
}