C++

Amazon Pay - Get Charge

See more Amazon Pay Examples

Get Charge details such as charge amount and authorization state. Use this operation to determine if authorization or capture was successful. C++

#include <CkHttp.h>
#include <CkPrivateKey.h>
#include <CkStringBuilder.h>
#include <CkJsonObject.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.

    CkHttp http;

    //  Implements the following CURL command:

    //  curl "https://pay-api.amazon.com/:version/charges/:chargeId"
    //   -H "authorization:Px2e5oHhQZ88vVhc0DO%2FsShHj8MDDg%3DEXAMPLESIGNATURE"
    //   -H "x-amz-pay-date:20201012T235046Z"
    //   -X GET

    //  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.
    CkPrivateKey privKey;
    success = privKey.LoadPemFile("C:/someDir/myAmazonPayPrivateKey.pem");
    if (success == false) {
        std::cout << privKey.lastErrorText() << "\r\n";
        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 char *publicKeyId = "SANDBOX-AHEGSJCM3L2S637RBGABLAFW";
    success = http.SetAuthPrivateKey(publicKeyId,privKey);
    if (success == false) {
        std::cout << http.lastErrorText() << "\r\n";
        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
    //  Authorization

    http.put_Accept("application/json");

    int respStatusCode = 0;

    CkStringBuilder sbResponseBody;
    success = http.SetUrlVar("chargeId","P21-1111111-1111111");
    //  To use the live system, replace "sandbox" with "live" in the URL passed to QuickGetSb.
    //  Also, make sure to use the correct region: pay-api.amazon.com, pay-api.amazon.eu, or pay-api.amazon.jp
    success = http.QuickGetSb("https://pay-api.amazon.eu/sandbox/v2/charges/{$chargeId}",sbResponseBody);
    if (success == false) {
        //  If the LastStatus is not equal to 0, then we received a response, but it was an error response.
        respStatusCode = http.get_LastStatus();
        if (respStatusCode != 0) {
            std::cout << "Response Status Code = " << respStatusCode << "\r\n";
            std::cout << "Response body:" << "\r\n";
            std::cout << http.lastResponseBody() << "\r\n";
        }
        else {
            std::cout << http.lastErrorText() << "\r\n";
        }

        return;
    }

    CkJsonObject jResp;
    jResp.LoadSb(sbResponseBody);
    jResp.put_EmitCompact(false);

    std::cout << "Response Body:" << "\r\n";
    std::cout << jResp.emit() << "\r\n";

    respStatusCode = http.get_LastStatus();
    std::cout << "Response Status Code = " << respStatusCode << "\r\n";
    //  We expect a 200 status code for success.
    //  Note: Some Amazon Pay API calls return 200 for success, others return 201.
    if (respStatusCode != 200) {
        std::cout << "Failed." << "\r\n";
        return;
    }

    //  Sample JSON response:
    //  (Sample code for parsing the JSON response is shown below)

    //  {
    //       "chargeId": "P21-1111111-1111111-C111111",
    //       "chargePermissionId": "P21-1111111-1111111",
    //       "chargeAmount": {
    //           "amount": "14.00",
    //           "currencyCode": "USD"
    //       },
    //       "captureAmount": {
    //           "amount": "14.00",
    //           "currencyCode": "USD"
    //       },
    //       "refundedAmount": {
    //           "amount": "0.00",
    //           "currencyCode": "USD"
    //       },
    //       "convertedAmount": "14.00",
    //       "conversionRate": "1.00",
    //       "softDescriptor": "Descriptor",
    //       "merchantMetadata": null,
    //       "providerMetadata": {
    //           "providerReferenceId": null
    //       },
    //       "statusDetails":{
    //           "state": "Captured",
    //           "reasonCode": null,
    //           "reasonDescription": null,
    //           "lastUpdatedTimestamp": "20190714T155300Z"
    //       },
    //       "creationTimestamp": "20190714T155300Z",
    //       "expirationTimestamp": "20190715T155300Z",
    //       "releaseEnvironment": "Sandbox"
    //  }

    //  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.

    const char *chargeId = jResp.stringOf("chargeId");
    const char *chargePermissionId = jResp.stringOf("chargePermissionId");
    const char *chargeAmountAmount = jResp.stringOf("chargeAmount.amount");
    const char *chargeAmountCurrencyCode = jResp.stringOf("chargeAmount.currencyCode");
    const char *captureAmountAmount = jResp.stringOf("captureAmount.amount");
    const char *captureAmountCurrencyCode = jResp.stringOf("captureAmount.currencyCode");
    const char *refundedAmountAmount = jResp.stringOf("refundedAmount.amount");
    const char *refundedAmountCurrencyCode = jResp.stringOf("refundedAmount.currencyCode");
    const char *convertedAmount = jResp.stringOf("convertedAmount");
    const char *conversionRate = jResp.stringOf("conversionRate");
    const char *softDescriptor = jResp.stringOf("softDescriptor");
    const char *merchantMetadata = jResp.stringOf("merchantMetadata");
    const char *providerMetadataProviderReferenceId = jResp.stringOf("providerMetadata.providerReferenceId");
    const char *statusDetailsState = jResp.stringOf("statusDetails.state");
    const char *statusDetailsReasonCode = jResp.stringOf("statusDetails.reasonCode");
    const char *statusDetailsReasonDescription = jResp.stringOf("statusDetails.reasonDescription");
    const char *statusDetailsLastUpdatedTimestamp = jResp.stringOf("statusDetails.lastUpdatedTimestamp");
    const char *creationTimestamp = jResp.stringOf("creationTimestamp");
    const char *expirationTimestamp = jResp.stringOf("expirationTimestamp");
    const char *releaseEnvironment = jResp.stringOf("releaseEnvironment");
    }