/// <summary>
/// Returns the configured delivery time.
/// </summary>
/// <param name="options">The extended <see cref="IOptions"/>.</param>
/// <param name="clock">The <see cref="IClock">clock</see> used to perform date and time calculations.</param>
/// <returns>The <see cref="DateTimeOffset">date and time</see> when a message should be delivered.</returns>
public static DateTimeOffset GetDeliveryTime(this IOptions options, IClock clock)
{
Arg.NotNull(options, nameof(options));
Arg.NotNull(clock, nameof(clock));
var deliveryTime = clock.Now;
foreach (var deliveryOption in options.All <IDeliveryOption>())
{
switch (deliveryOption)
{
case DoNotDeliverBefore option:
deliveryTime = option.When;
break;
case DelayDeliveryBy option:
deliveryTime = deliveryTime + option.Delay;
break;
}
}
return(deliveryTime);
}
/// <summary>
/// Returns the configured delivery delay.
/// </summary>
/// <param name="options">The extended <see cref="IOptions"/>.</param>
/// <param name="clock">The <see cref="IClock">clock</see> used to perform date and time calculations.</param>
/// <returns>The <see cref="TimeSpan">amount of time</see> to delay the delivery of a message.</returns>
public static TimeSpan GetDeliveryDelay(this IOptions options, IClock clock)
{
Arg.NotNull(options, nameof(options));
Arg.NotNull(clock, nameof(clock));
var deliveryDelay = Zero;
foreach (var deliveryOption in options.All <IDeliveryOption>())
{
switch (deliveryOption)
{
case DoNotDeliverBefore option:
deliveryDelay = option.When - clock.Now;
break;
case DelayDeliveryBy option:
deliveryDelay = option.Delay;
break;
}
}
return(deliveryDelay);
}