private void ValidateRequest(CalculateGiftAidRequest request)
{
_logger.LogDebug("Validating request");
if (request == null)
{
throw new ArgumentNullException(nameof(request));
}
if (request.DonationAmount < _donationConfig.MinDonationAmount)
{
throw DonationException.LessThanMinimum(request.DonationAmount, _donationConfig.MinDonationAmount);
}
if (request.DonationAmount >= _donationConfig.MaxDonationAmount)
{
throw DonationException.ExceedsMaximum(request.DonationAmount, _donationConfig.MaxDonationAmount);
}
}
