public static TierPrice ToEntity(this ProductModel.TierPriceModel model, TierPrice destination, IDateTimeHelper dateTimeHelper)
        {
            var tierprice = model.MapTo(destination);

            tierprice.StartDateTimeUtc = model.StartDateTime.ConvertToUtcTime(dateTimeHelper);
            tierprice.EndDateTimeUtc   = model.EndDateTime.ConvertToUtcTime(dateTimeHelper);
            return(tierprice);
        }
        public static TierPrice ToEntity(this ProductModel.TierPriceModel model, IDateTimeService dateTimeService)
        {
            var tierprice = model.MapTo <ProductModel.TierPriceModel, TierPrice>();

            tierprice.StartDateTimeUtc = model.StartDateTime.ConvertToUtcTime(dateTimeService);
            tierprice.EndDateTimeUtc   = model.EndDateTime.ConvertToUtcTime(dateTimeService);
            return(tierprice);
        }