/// <summary>
/// Checks to see if the OS supports at least one of our supported payment methods.
/// </summary>
public static async Task <bool> HasSupportedPaymentMethod()
{
PaymentMediator mediator = new PaymentMediator();
IReadOnlyList <string> paymentAppSupportedMethodIds = await mediator.GetSupportedMethodIdsAsync();
IEnumerable <string> methodIdIntersection = Enumerable.Intersect(SupportedPaymentMethodIds, paymentAppSupportedMethodIds);
return(methodIdIntersection.Count() > 0);
}
private async void Button_Click(object sender, RoutedEventArgs e)
{
// <SnippetEnumerate>
// Enumerate all the payment methods out store accepts.
string data =
"{" +
"\"merchantId\":\"merchant-id-from-seller-portal\"," +
"\"supportedNetworks\":[\"visa\",\"mastercard\"]," +
"\"supportedTypes\":[\"credit\"]" +
"}";
var acceptedPaymentMethods = new[]
{
new PaymentMethodData(new[] { "https://pay.microsoft.com/microsoftpay" }, data)
};
// Determine which of our accepted payment methods are supported by the customer's payment applications.
var paymentMediator = new PaymentMediator();
var supportedPaymentMethods = await paymentMediator.GetSupportedMethodIdsAsync();
// </SnippetEnumerate>
// <SnippetDisplayItems>
// Describe the individual items in this purchase.
var displayItemsInCart = new List <PaymentItem>
{
new PaymentItem("Contoso shoes", new PaymentCurrencyAmount("88.00", "USD")),
new PaymentItem("Contoso shoelaces", new PaymentCurrencyAmount("0.56", "USD")),
};
// Calculate the total value of display items.
var totalValue = displayItemsInCart.Sum(item => Convert.ToDecimal(item.Amount.Value));
// </SnippetDisplayItems>
// <SnippetTaxes>
// Add items for any/all applicable taxes.
decimal salesTax = 0.095241M * totalValue;
var displayItemsTaxes = new[]
{
new PaymentItem("Taxes",
new PaymentCurrencyAmount(salesTax.ToString(CultureInfo.InvariantCulture), "USD"))
};
// Describe the complete list of display items, and total them up.
var displayItems = displayItemsInCart.Concat(displayItemsTaxes).ToList();
totalValue = displayItems.Sum(item => Convert.ToDecimal(item.Amount.Value));
var totalItem = new PaymentItem("Total",
new PaymentCurrencyAmount(totalValue.ToString(CultureInfo.InvariantCulture), "USD"));
// </SnippetTaxes>
// <SnippetDiscountRate>
// Create an item to apply a 5% discount if the customer pays with a Contoso credit card.
var contosoDiscountValue = Convert.ToDecimal(totalItem.Amount.Value) * -0.05M;
var displayItemsForContosoCard = new[]
{
new PaymentItem("Contoso Card Discount (5%)",
new PaymentCurrencyAmount($"{contosoDiscountValue}", "USD"))
};
displayItems.Concat(displayItemsForContosoCard);
// Re-calculate the total value with discount
totalValue = displayItemsInCart.Sum(item => Convert.ToDecimal(item.Amount.Value));
var totalItemForContosoCard = new PaymentItem("Total",
new PaymentCurrencyAmount(totalValue.ToString(CultureInfo.InvariantCulture), "USD"));
// </SnippetDiscountRate>
// <SnippetAggregate>
// Aggregate all of the prepared payment details.
var details = new PaymentDetails()
{
DisplayItems = displayItems,
Total = totalItem,
ShippingOptions = new List <PaymentShippingOption>
{
new PaymentShippingOption("Standard (3-5 business days)", new PaymentCurrencyAmount("0.00", "USD")),
new PaymentShippingOption("Express (2-3 buiness days)", new PaymentCurrencyAmount("4.99", "USD")),
new PaymentShippingOption("Overnight (1 business day)", new PaymentCurrencyAmount("11.99", "USD")),
},
Modifiers = new[]
{
new PaymentDetailsModifier(new[] { "contoso/credit" },
totalItemForContosoCard, displayItemsForContosoCard)
},
};
// </SnippetAggregate>
// <SnippetPaymentOptions>
// Describe options for any additional information needed to process the transaction.
var options = new PaymentOptions()
{
RequestPayerName = PaymentOptionPresence.None,
RequestPayerEmail = PaymentOptionPresence.None,
RequestPayerPhoneNumber = PaymentOptionPresence.None,
RequestShipping = true,
ShippingType = PaymentShippingType.Shipping
};
// </SnippetPaymentOptions>
// <SnippetSubmit>
// Create a structure describing our merchant application.
var merchantInfo = new PaymentMerchantInfo(new Uri("https://store.contoso.com"));
// Create a new payment request and associated internal state describing this proposed transaction.
var request = new PaymentRequest(details, acceptedPaymentMethods, merchantInfo, options);
// Submit the payment request for mediation and (possibly) user review and wait for the user to approve
// or reject the request.
var submissionResult = await paymentMediator.SubmitPaymentRequestAsync(request, (s, ev) =>
{
ev.Acknowledge(new PaymentRequestChangedResult(true));
});
if (submissionResult.Status != PaymentRequestStatus.Succeeded)
{
await new MessageDialog($"Payment request rejected by customer {submissionResult.Status}.").ShowAsync();
return;
}
// </SnippetSubmit>
// <SnippetComplete>
await submissionResult.Response.CompleteAsync(PaymentRequestCompletionStatus.Succeeded);
// </SnippetComplete>
}
