public void ApplyVoucher(Voucher voucher)
{
if (voucher == null)
throw new InvalidVoucherInstanceException();
Apply(new VoucherAppliedToCart(CustomerId, voucher.Id, voucher.Amount));
}
public static Voucher CreateVoucher(Guid customerId, Money amount, IVoucherCodeGenerator codeGenerator)
{
// Validate domain invariants
if (customerId == Guid.Empty)
throw new ArgumentNullException("customerId");
var voucher = new Voucher();
voucher.Apply(new VoucherCreated(Guid.NewGuid(), customerId, VoucherStatus.Created, amount, codeGenerator.GenerateCode(), DateTime.UtcNow.AddDays(14)));
return voucher;
}
