Unicode C++
Unicode C++
Amazon Pay - Complete Checkout Session
See more Amazon Pay Examples
Complete Checkout Session after the buyer returns to checkoutResultReturnUrl to finalize the paymentIntent.Chilkat Unicode C++ Downloads
#include <CkHttpW.h>
#include <CkJsonObjectW.h>
#include <CkPrivateKeyW.h>
#include <CkHttpResponseW.h>
#include <CkStringBuilderW.h>
void ChilkatSample(void)
{
bool success = false;
// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
CkHttpW http;
// Implements the following CURL command:
// curl "https://pay-api.amazon.com/:version/checkoutSessions/:checkoutSessionId/complete" \
// -X POST
// -H "authorization:Px2e5oHhQZ88vVhc0DO%2FsShHj8MDDg%3DEXAMPLESIGNATURE"
// -H "x-amz-pay-date:20201012T235046Z"
// -H "x-amz-pay-idempotency-key:AVLo5tI10BHgEk2jEXAMPLEKEY"
// -d '{
// "chargeAmount": {
// "amount": "14.00",
// "currencyCode": "USD"
// }
// }'
// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code
// Use this online tool to generate code from sample JSON:
// Generate Code to Create JSON
// The following JSON is sent in the request body.
// {
// "chargeAmount": {
// "amount": "14.00",
// "currencyCode": "USD"
// }
// }
CkJsonObjectW json;
json.UpdateString(L"chargeAmount.amount",L"14.00");
json.UpdateString(L"chargeAmount.currencyCode",L"USD");
// Load your Amazon Pay private key.
// There are many other ways to load private keys into the Chilkat private key object, such as from different formats,
// or from in-memory strings or bytes.
CkPrivateKeyW privKey;
success = privKey.LoadPemFile(L"C:/someDir/myAmazonPayPrivateKey.pem");
if (success == false) {
wprintf(L"%s\n",privKey.lastErrorText());
return;
}
// Provide your Amazon Pay private key and Public Key ID
// Use your public key ID here. It must be the one associated with the private key.
// Note: The SetAuthPrivateKey method was added in Chilkat v9.5.0.89
const wchar_t *publicKeyId = L"SANDBOX-AHEGSJCM3L2S637RBGABLAFW";
success = http.SetAuthPrivateKey(publicKeyId,privKey);
if (success == false) {
wprintf(L"%s\n",http.lastErrorText());
return;
}
// Note: When the private key is provided as shown above, Chilkat will automatically add the required x-amz-pay-* headers to the HTTP request,
// and will also sign the request. Nothing more is needed.
// Chilkat automatically generates and adds the following headers:
//
// x-amz-pay-date
// x-amz-pay-host
// x-amz-pay-region
// x-amz-pay-idempotency-key
// Authorization
http.put_Accept(L"application/json");
// To use the live system, replace "sandbox" with "live" in the URL passed to HttpJson.
// Also, make sure to use the correct region: pay-api.amazon.com, pay-api.amazon.eu, or pay-api.amazon.jp
success = http.SetUrlVar(L"sessionId",L"62b7d028-6c7c-4a43-b077-3897dff27c5b");
CkHttpResponseW resp;
success = http.HttpJson(L"POST",L"https://pay-api.amazon.eu/sandbox/v2/checkoutSessions/{$sessionId}/complete",json,L"application/json",resp);
if (success == false) {
wprintf(L"%s\n",http.lastErrorText());
return;
}
CkStringBuilderW sbResponseBody;
resp.GetBodySb(sbResponseBody);
CkJsonObjectW jResp;
jResp.LoadSb(sbResponseBody);
jResp.put_EmitCompact(false);
// If the status code is not equal to 200, this will display error information.
wprintf(L"Response Body:\n");
wprintf(L"%s\n",jResp.emit());
int respStatusCode = resp.get_StatusCode();
wprintf(L"Response Status Code = %d\n",respStatusCode);
if (respStatusCode != 200) {
// A sample response body for the case where the session ID does not exist:
// {
// "reasonCode": "ResourceNotFound",
// "message": "Resource you are trying to access is not available. Requested path '/sandbox/v2/checkoutSessions/bd504926-f659-4ad7-a1a9-9a747aaf5275'"
// }
// Another sample failure response (status code = 422)
// {
// "reasonCode": "InvalidCheckoutSessionStatus",
// "message": "You tried to call an operation on a Checkout Session that is in a state where that operation is not allowed"
// }
wprintf(L"Failed.\n");
return;
}
// Sample JSON response:
// (Sample code for parsing the JSON response is shown below)
// {
// "checkoutSessionId": "bd504926-f659-4ad7-a1a9-9a747aaf5275",
// "webCheckoutDetails": null,
// "chargePermissionType": "OneTime",
// "recurringMetadata": null,
// "productType": null,
// "paymentDetails": null,
// "merchantMetadata": null,
// "supplementaryData": null,
// "buyer": null,
// "billingAddress": null,
// "paymentPreferences": [
// null
// ],
// "statusDetails": {
// "state": "Completed",
// "reasonCode": null,
// "reasonDescription": null,
// "lastUpdatedTimestamp": "20191015T204327Z"
// },
// "shippingAddress": null,
// "platformId": null,
// "chargePermissionId": "S01-5105180-3221187",
// "chargeId": "S01-5105180-3221187-C056351",
// "constraints": [
// null
// ],
// "creationTimestamp": "20191015T204313Z",
// "expirationTimestamp": null,
// "storeId": null,
// "deliverySpecifications": null,
// "providerMetadata": null,
// "releaseEnvironment": null
// }
// Sample code for parsing the JSON response...
// Use the following online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON
// Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat.
// See this example explaining how this memory should be used: const char * functions.
bool nullVal;
const wchar_t *checkoutSessionId = jResp.stringOf(L"checkoutSessionId");
const wchar_t *webCheckoutDetails = jResp.stringOf(L"webCheckoutDetails");
const wchar_t *chargePermissionType = jResp.stringOf(L"chargePermissionType");
const wchar_t *recurringMetadata = jResp.stringOf(L"recurringMetadata");
const wchar_t *productType = jResp.stringOf(L"productType");
const wchar_t *paymentDetails = jResp.stringOf(L"paymentDetails");
const wchar_t *merchantMetadata = jResp.stringOf(L"merchantMetadata");
const wchar_t *supplementaryData = jResp.stringOf(L"supplementaryData");
const wchar_t *buyer = jResp.stringOf(L"buyer");
const wchar_t *billingAddress = jResp.stringOf(L"billingAddress");
const wchar_t *statusDetailsState = jResp.stringOf(L"statusDetails.state");
const wchar_t *statusDetailsReasonCode = jResp.stringOf(L"statusDetails.reasonCode");
const wchar_t *statusDetailsReasonDescription = jResp.stringOf(L"statusDetails.reasonDescription");
const wchar_t *statusDetailsLastUpdatedTimestamp = jResp.stringOf(L"statusDetails.lastUpdatedTimestamp");
const wchar_t *shippingAddress = jResp.stringOf(L"shippingAddress");
const wchar_t *platformId = jResp.stringOf(L"platformId");
const wchar_t *chargePermissionId = jResp.stringOf(L"chargePermissionId");
const wchar_t *chargeId = jResp.stringOf(L"chargeId");
const wchar_t *creationTimestamp = jResp.stringOf(L"creationTimestamp");
const wchar_t *expirationTimestamp = jResp.stringOf(L"expirationTimestamp");
const wchar_t *storeId = jResp.stringOf(L"storeId");
const wchar_t *deliverySpecifications = jResp.stringOf(L"deliverySpecifications");
const wchar_t *providerMetadata = jResp.stringOf(L"providerMetadata");
const wchar_t *releaseEnvironment = jResp.stringOf(L"releaseEnvironment");
int i = 0;
int count_i = jResp.SizeOfArray(L"paymentPreferences");
while (i < count_i) {
jResp.put_I(i);
nullVal = jResp.IsNullOf(L"paymentPreferences[i]");
i = i + 1;
}
i = 0;
count_i = jResp.SizeOfArray(L"constraints");
while (i < count_i) {
jResp.put_I(i);
nullVal = jResp.IsNullOf(L"constraints[i]");
i = i + 1;
}
}