(Unicode C++) Amazon Pay - Get Refund

See more Amazon Pay Examples

Get refund details.

Note: This example requires Chilkat v9.5.0.89 or later. Contact support@chilkatsoft.com to get a v9.5.0.89 pre-release for testing.

For more information, see https://developer.amazon.com/docs/amazon-pay-api-v2/refund.html#get-refund

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#include <CkHttpW.h>
#include <CkPrivateKeyW.h>
#include <CkStringBuilderW.h>
#include <CkJsonObjectW.h>

void ChilkatSample(void)
    {
    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkHttpW http;
    bool success;

    // Implements the following CURL command:

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

    // 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
    // Authorization

    http.put_Accept(L"application/json");

    int respStatusCode = 0;

    CkStringBuilderW sbResponseBody;
    success = http.SetUrlVar(L"refundId",L"S01-5105180-3221187-R022311");
    // 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(L"https://pay-api.amazon.eu/sandbox/v2/refunds/{$refundId}",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) {
            wprintf(L"Response Status Code = %d\n",respStatusCode);
            wprintf(L"Response body:\n");
            wprintf(L"%s\n",http.lastResponseBody());
        }
        else {
            wprintf(L"%s\n",http.lastErrorText());
        }

        return;
    }

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

    wprintf(L"Response Body:\n");
    wprintf(L"%s\n",jResp.emit());

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

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

    // {
    //      "refundId": "S01-5105180-3221187-R022311",
    //      "chargeId": "S01-5105180-3221187-C056351",
    //      "refundAmount": {
    //          "amount": "14.00",
    //          "currencyCode": "USD"
    //      },
    //      "softDescriptor": "Descriptor",
    //      "creationTimestamp": "20190714T155300Z",
    //      "statusDetails": {
    //          "state": "Refunded",
    //          "reasonCode": null,
    //          "reasonDescription": null,
    //          "lastUpdatedTimestamp": "20190714T155300Z"
    //      },
    //      "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 wchar_t *refundId = jResp.stringOf(L"refundId");
    const wchar_t *chargeId = jResp.stringOf(L"chargeId");
    const wchar_t *refundAmountAmount = jResp.stringOf(L"refundAmount.amount");
    const wchar_t *refundAmountCurrencyCode = jResp.stringOf(L"refundAmount.currencyCode");
    const wchar_t *softDescriptor = jResp.stringOf(L"softDescriptor");
    const wchar_t *creationTimestamp = jResp.stringOf(L"creationTimestamp");
    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 *releaseEnvironment = jResp.stringOf(L"releaseEnvironment");
    }