C# (CSharp) ITaxService.GetRate примеры использования

Пример #1

        private async void ExecuteGetPrice(object obj)
        {
            ITaxService taxService = DependencyService.Get <ITaxService>();
            var         TaxModel   = await taxService.GetRate(this.OrderCity);

            double dTaxTotal = this.OrderSubTotal * Convert.ToDouble(TaxModel.rate.combined_rate);

            this.OrderTotal = this.OrderSubTotal + dTaxTotal;
        }