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 <C_CkHttpW.h>
#include <C_CkJsonObjectW.h>
#include <C_CkPrivateKeyW.h>
#include <C_CkHttpResponseW.h>
#include <C_CkStringBuilderW.h>
void ChilkatSample(void)
{
BOOL success;
HCkHttpW http;
HCkJsonObjectW json;
HCkPrivateKeyW privKey;
const wchar_t *publicKeyId;
HCkHttpResponseW resp;
HCkStringBuilderW sbResponseBody;
HCkJsonObjectW jResp;
int respStatusCode;
BOOL nullVal;
const wchar_t *checkoutSessionId;
const wchar_t *webCheckoutDetails;
const wchar_t *chargePermissionType;
const wchar_t *recurringMetadata;
const wchar_t *productType;
const wchar_t *paymentDetails;
const wchar_t *merchantMetadata;
const wchar_t *supplementaryData;
const wchar_t *buyer;
const wchar_t *billingAddress;
const wchar_t *statusDetailsState;
const wchar_t *statusDetailsReasonCode;
const wchar_t *statusDetailsReasonDescription;
const wchar_t *statusDetailsLastUpdatedTimestamp;
const wchar_t *shippingAddress;
const wchar_t *platformId;
const wchar_t *chargePermissionId;
const wchar_t *chargeId;
const wchar_t *creationTimestamp;
const wchar_t *expirationTimestamp;
const wchar_t *storeId;
const wchar_t *deliverySpecifications;
const wchar_t *providerMetadata;
const wchar_t *releaseEnvironment;
int i;
int count_i;
success = FALSE;
// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
http = CkHttpW_Create();
// 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"
// }
// }
json = CkJsonObjectW_Create();
CkJsonObjectW_UpdateString(json,L"chargeAmount.amount",L"14.00");
CkJsonObjectW_UpdateString(json,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.
privKey = CkPrivateKeyW_Create();
success = CkPrivateKeyW_LoadPemFile(privKey,L"C:/someDir/myAmazonPayPrivateKey.pem");
if (success == FALSE) {
wprintf(L"%s\n",CkPrivateKeyW_lastErrorText(privKey));
CkHttpW_Dispose(http);
CkJsonObjectW_Dispose(json);
CkPrivateKeyW_Dispose(privKey);
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
publicKeyId = L"SANDBOX-AHEGSJCM3L2S637RBGABLAFW";
success = CkHttpW_SetAuthPrivateKey(http,publicKeyId,privKey);
if (success == FALSE) {
wprintf(L"%s\n",CkHttpW_lastErrorText(http));
CkHttpW_Dispose(http);
CkJsonObjectW_Dispose(json);
CkPrivateKeyW_Dispose(privKey);
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
CkHttpW_putAccept(http,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 = CkHttpW_SetUrlVar(http,L"sessionId",L"62b7d028-6c7c-4a43-b077-3897dff27c5b");
resp = CkHttpResponseW_Create();
success = CkHttpW_HttpJson(http,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",CkHttpW_lastErrorText(http));
CkHttpW_Dispose(http);
CkJsonObjectW_Dispose(json);
CkPrivateKeyW_Dispose(privKey);
CkHttpResponseW_Dispose(resp);
return;
}
sbResponseBody = CkStringBuilderW_Create();
CkHttpResponseW_GetBodySb(resp,sbResponseBody);
jResp = CkJsonObjectW_Create();
CkJsonObjectW_LoadSb(jResp,sbResponseBody);
CkJsonObjectW_putEmitCompact(jResp,FALSE);
// If the status code is not equal to 200, this will display error information.
wprintf(L"Response Body:\n");
wprintf(L"%s\n",CkJsonObjectW_emit(jResp));
respStatusCode = CkHttpResponseW_getStatusCode(resp);
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");
CkHttpW_Dispose(http);
CkJsonObjectW_Dispose(json);
CkPrivateKeyW_Dispose(privKey);
CkHttpResponseW_Dispose(resp);
CkStringBuilderW_Dispose(sbResponseBody);
CkJsonObjectW_Dispose(jResp);
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.
checkoutSessionId = CkJsonObjectW_stringOf(jResp,L"checkoutSessionId");
webCheckoutDetails = CkJsonObjectW_stringOf(jResp,L"webCheckoutDetails");
chargePermissionType = CkJsonObjectW_stringOf(jResp,L"chargePermissionType");
recurringMetadata = CkJsonObjectW_stringOf(jResp,L"recurringMetadata");
productType = CkJsonObjectW_stringOf(jResp,L"productType");
paymentDetails = CkJsonObjectW_stringOf(jResp,L"paymentDetails");
merchantMetadata = CkJsonObjectW_stringOf(jResp,L"merchantMetadata");
supplementaryData = CkJsonObjectW_stringOf(jResp,L"supplementaryData");
buyer = CkJsonObjectW_stringOf(jResp,L"buyer");
billingAddress = CkJsonObjectW_stringOf(jResp,L"billingAddress");
statusDetailsState = CkJsonObjectW_stringOf(jResp,L"statusDetails.state");
statusDetailsReasonCode = CkJsonObjectW_stringOf(jResp,L"statusDetails.reasonCode");
statusDetailsReasonDescription = CkJsonObjectW_stringOf(jResp,L"statusDetails.reasonDescription");
statusDetailsLastUpdatedTimestamp = CkJsonObjectW_stringOf(jResp,L"statusDetails.lastUpdatedTimestamp");
shippingAddress = CkJsonObjectW_stringOf(jResp,L"shippingAddress");
platformId = CkJsonObjectW_stringOf(jResp,L"platformId");
chargePermissionId = CkJsonObjectW_stringOf(jResp,L"chargePermissionId");
chargeId = CkJsonObjectW_stringOf(jResp,L"chargeId");
creationTimestamp = CkJsonObjectW_stringOf(jResp,L"creationTimestamp");
expirationTimestamp = CkJsonObjectW_stringOf(jResp,L"expirationTimestamp");
storeId = CkJsonObjectW_stringOf(jResp,L"storeId");
deliverySpecifications = CkJsonObjectW_stringOf(jResp,L"deliverySpecifications");
providerMetadata = CkJsonObjectW_stringOf(jResp,L"providerMetadata");
releaseEnvironment = CkJsonObjectW_stringOf(jResp,L"releaseEnvironment");
i = 0;
count_i = CkJsonObjectW_SizeOfArray(jResp,L"paymentPreferences");
while (i < count_i) {
CkJsonObjectW_putI(jResp,i);
nullVal = CkJsonObjectW_IsNullOf(jResp,L"paymentPreferences[i]");
i = i + 1;
}
i = 0;
count_i = CkJsonObjectW_SizeOfArray(jResp,L"constraints");
while (i < count_i) {
CkJsonObjectW_putI(jResp,i);
nullVal = CkJsonObjectW_IsNullOf(jResp,L"constraints[i]");
i = i + 1;
}
CkHttpW_Dispose(http);
CkJsonObjectW_Dispose(json);
CkPrivateKeyW_Dispose(privKey);
CkHttpResponseW_Dispose(resp);
CkStringBuilderW_Dispose(sbResponseBody);
CkJsonObjectW_Dispose(jResp);
}