public void BuyAlbum(int credentialId, int albumId, short price)
{
//Load the profile
Profile profile = GetById(credentialId);
//Validate sum
if (profile.GetSum() < price)
{
throw new NotEnoughFundsException("Du har ikke nok penge", profile.GetSum(), price);
}
if (profile.Purchases.Any(x => x.AlbumId == albumId))
{
throw new AlreadyPurchasedException("Du har allerede købt produktet", albumId);
}
ProfileRepository.AddAlbumPurchase(profile.ProfileId, albumId, price, DateTime.Now);
}
