public async Task <Coupon> GetByCodeAsync(string couponCode)
{
// TODO: Remove this demonstration wait.
await Task.Delay(3000);
ICouponDTO dto = await _contextBLL.DAL.Coupons.GetCouponByCodeAsync(couponCode);
return(new Coupon(dto));
}
} // hide the constructor
public Coupon(ICouponDTO dto)
{
_dto = dto;
}
