public IActionResult TestTaxRequest(ConfigurationModel model) { if (!_permissionService.Authorize(StandardPermissionProvider.ManageTaxSettings)) return AccessDeniedView(); if (!ModelState.IsValid) return Configure(); //get result var transaction = _avalaraTaxManager.CreateTestTaxTransaction(new Address { City = model.TestAddress?.City, CountryId = model.TestAddress?.CountryId, Address1 = model.TestAddress?.Address1, ZipPostalCode = model.TestAddress?.ZipPostalCode, StateProvinceId = model.TestAddress?.StateProvinceId }); var testTaxResult = string.Empty; if (transaction?.totalTax != null) { //display tax rates by jurisdictions testTaxResult = $"Total tax rate: {transaction.totalTax:0.00}% {Environment.NewLine}"; if (transaction.summary?.Any() ?? false) { testTaxResult = transaction.summary.Aggregate(testTaxResult, (resultString, rate) => $"{resultString}Jurisdiction: {rate?.jurisName}, Tax rate: {(rate?.rate ?? 0) * 100:0.00}% {Environment.NewLine}"); } _notificationService.SuccessNotification(_localizationService.GetResource("Plugins.Tax.Avalara.TestTax.Success")); } else _notificationService.ErrorNotification(_localizationService.GetResource("Plugins.Tax.Avalara.TestTax.Error")); return Configure(testTaxResult); }