C

Amazon Pay - Create Refund

See more Amazon Pay Examples

Initiate a full or partial refund for a charge. C

#include <C_CkHttp.h>
#include <C_CkJsonObject.h>
#include <C_CkPrivateKey.h>
#include <C_CkHttpResponse.h>
#include <C_CkStringBuilder.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkHttp http;
    HCkJsonObject json;
    HCkPrivateKey privKey;
    const char *publicKeyId;
    HCkHttpResponse resp;
    HCkStringBuilder sbResponseBody;
    HCkJsonObject jResp;
    int respStatusCode;
    const char *refundId;
    const char *chargeId;
    const char *refundAmountAmount;
    const char *refundAmountCurrencyCode;
    const char *softDescriptor;
    const char *creationTimestamp;
    const char *statusDetailsState;
    const char *statusDetailsReasonCode;
    const char *statusDetailsReasonDescription;
    const char *statusDetailsLastUpdatedTimestamp;
    const char *releaseEnvironment;

    success = FALSE;

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

    http = CkHttp_Create();

    // Implements the following CURL command:

    // curl "https://pay-api.amazon.com/:version/refunds/" \
    // -X POST
    // -H "authorization:Px2e5oHhQZ88vVhc0DO%2FsShHj8MDDg%3DEXAMPLESIGNATURE"
    // -H "x-amz-pay-date:20201012T235046Z"
    // -H "x-amz-pay-idempotency-key:AVLo5tI10BHgEk2jEXAMPLEKEY"
    // -d '{
    //     "chargeId": "CHARGE_ID",
    //     "refundAmount": {
    //         "amount": "14.00",
    //         "currencyCode": "USD"
    //     },
    //     "softDescriptor": "Descriptor"
    // }'

    // 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.

    // {
    //     "chargeId": "CHARGE_ID",
    //     "refundAmount": {
    //         "amount": "14.00",
    //         "currencyCode": "USD"
    //     },
    //     "softDescriptor": "Descriptor"
    // }

    json = CkJsonObject_Create();
    CkJsonObject_UpdateString(json,"chargeId","CHARGE_ID");
    CkJsonObject_UpdateString(json,"refundAmount.amount","14.00");
    CkJsonObject_UpdateString(json,"refundAmount.currencyCode","USD");
    CkJsonObject_UpdateString(json,"softDescriptor","Descriptor");

    // 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 = CkPrivateKey_Create();
    success = CkPrivateKey_LoadPemFile(privKey,"C:/someDir/myAmazonPayPrivateKey.pem");
    if (success == FALSE) {
        printf("%s\n",CkPrivateKey_lastErrorText(privKey));
        CkHttp_Dispose(http);
        CkJsonObject_Dispose(json);
        CkPrivateKey_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 = "SANDBOX-AHEGSJCM3L2S637RBGABLAFW";
    success = CkHttp_SetAuthPrivateKey(http,publicKeyId,privKey);
    if (success == FALSE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        CkHttp_Dispose(http);
        CkJsonObject_Dispose(json);
        CkPrivateKey_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

    CkHttp_putAccept(http,"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
    resp = CkHttpResponse_Create();
    success = CkHttp_HttpJson(http,"POST","https://pay-api.amazon.eu/sandbox/v2/refunds/",json,"application/json",resp);
    if (success == FALSE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        CkHttp_Dispose(http);
        CkJsonObject_Dispose(json);
        CkPrivateKey_Dispose(privKey);
        CkHttpResponse_Dispose(resp);
        return;
    }

    sbResponseBody = CkStringBuilder_Create();
    CkHttpResponse_GetBodySb(resp,sbResponseBody);
    jResp = CkJsonObject_Create();
    CkJsonObject_LoadSb(jResp,sbResponseBody);
    CkJsonObject_putEmitCompact(jResp,FALSE);

    // If the status code is not equal to 201, this will display error information.
    printf("Response Body:\n");
    printf("%s\n",CkJsonObject_emit(jResp));

    respStatusCode = CkHttpResponse_getStatusCode(resp);
    printf("Response Status Code = %d\n",respStatusCode);
    if (respStatusCode != 201) {
        printf("Failed.\n");
        CkHttp_Dispose(http);
        CkJsonObject_Dispose(json);
        CkPrivateKey_Dispose(privKey);
        CkHttpResponse_Dispose(resp);
        CkStringBuilder_Dispose(sbResponseBody);
        CkJsonObject_Dispose(jResp);
        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": "RefundInitiated",
    //          "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.

    refundId = CkJsonObject_stringOf(jResp,"refundId");
    chargeId = CkJsonObject_stringOf(jResp,"chargeId");
    refundAmountAmount = CkJsonObject_stringOf(jResp,"refundAmount.amount");
    refundAmountCurrencyCode = CkJsonObject_stringOf(jResp,"refundAmount.currencyCode");
    softDescriptor = CkJsonObject_stringOf(jResp,"softDescriptor");
    creationTimestamp = CkJsonObject_stringOf(jResp,"creationTimestamp");
    statusDetailsState = CkJsonObject_stringOf(jResp,"statusDetails.state");
    statusDetailsReasonCode = CkJsonObject_stringOf(jResp,"statusDetails.reasonCode");
    statusDetailsReasonDescription = CkJsonObject_stringOf(jResp,"statusDetails.reasonDescription");
    statusDetailsLastUpdatedTimestamp = CkJsonObject_stringOf(jResp,"statusDetails.lastUpdatedTimestamp");
    releaseEnvironment = CkJsonObject_stringOf(jResp,"releaseEnvironment");


    CkHttp_Dispose(http);
    CkJsonObject_Dispose(json);
    CkPrivateKey_Dispose(privKey);
    CkHttpResponse_Dispose(resp);
    CkStringBuilder_Dispose(sbResponseBody);
    CkJsonObject_Dispose(jResp);

    }