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(Unicode C) Amazon Pay - Complete Checkout SessionSee more Amazon Pay ExamplesComplete Checkout Session after the buyer returns to checkoutResultReturnUrl to finalize the paymentIntent. For more information, see https://developer.amazon.com/docs/amazon-pay-api-v2/checkout-session.html#complete-checkout-session
#include <C_CkHttpW.h> #include <C_CkJsonObjectW.h> #include <C_CkPrivateKeyW.h> #include <C_CkHttpResponseW.h> #include <C_CkStringBuilderW.h> void ChilkatSample(void) { HCkHttpW http; BOOL success; 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; // 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 PTextSb. // 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 = CkHttpW_PostJson3(http,L"https://pay-api.amazon.eu/sandbox/v2/checkoutSessions/{$sessionId}/complete",L"application/json",json); if (CkHttpW_getLastMethodSuccess(http) == FALSE) { wprintf(L"%s\n",CkHttpW_lastErrorText(http)); CkHttpW_Dispose(http); CkJsonObjectW_Dispose(json); CkPrivateKeyW_Dispose(privKey); 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"); CkHttpResponseW_Dispose(resp); CkHttpW_Dispose(http); CkJsonObjectW_Dispose(json); CkPrivateKeyW_Dispose(privKey); CkStringBuilderW_Dispose(sbResponseBody); CkJsonObjectW_Dispose(jResp); return; } CkHttpResponseW_Dispose(resp); // 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); CkStringBuilderW_Dispose(sbResponseBody); CkJsonObjectW_Dispose(jResp); } |
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