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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.

Chilkat C Downloads

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

void ChilkatSample(void)
    {
    BOOL success;
    HCkHttp http;
    HCkPrivateKey privKey;
    const char *publicKeyId;
    int respStatusCode;
    HCkStringBuilder sbResponseBody;
    HCkJsonObject jResp;
    const char *chargeId;
    const char *chargePermissionId;
    const char *chargeAmountAmount;
    const char *chargeAmountCurrencyCode;
    const char *captureAmountAmount;
    const char *captureAmountCurrencyCode;
    const char *refundedAmountAmount;
    const char *refundedAmountCurrencyCode;
    const char *convertedAmount;
    const char *conversionRate;
    const char *softDescriptor;
    const char *merchantMetadata;
    const char *providerMetadataProviderReferenceId;
    const char *statusDetailsState;
    const char *statusDetailsReasonCode;
    const char *statusDetailsReasonDescription;
    const char *statusDetailsLastUpdatedTimestamp;
    const char *creationTimestamp;
    const char *expirationTimestamp;
    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/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.
    privKey = CkPrivateKey_Create();
    success = CkPrivateKey_LoadPemFile(privKey,"C:/someDir/myAmazonPayPrivateKey.pem");
    if (success == FALSE) {
        printf("%s\n",CkPrivateKey_lastErrorText(privKey));
        CkHttp_Dispose(http);
        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);
        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
    //  Authorization

    CkHttp_putAccept(http,"application/json");

    respStatusCode = 0;

    sbResponseBody = CkStringBuilder_Create();
    success = CkHttp_SetUrlVar(http,"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 = CkHttp_QuickGetSb(http,"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 = CkHttp_getLastStatus(http);
        if (respStatusCode != 0) {
            printf("Response Status Code = %d\n",respStatusCode);
            printf("Response body:\n");
            printf("%s\n",CkHttp_lastResponseBody(http));
        }
        else {
            printf("%s\n",CkHttp_lastErrorText(http));
        }

        CkHttp_Dispose(http);
        CkPrivateKey_Dispose(privKey);
        CkStringBuilder_Dispose(sbResponseBody);
        return;
    }

    jResp = CkJsonObject_Create();
    CkJsonObject_LoadSb(jResp,sbResponseBody);
    CkJsonObject_putEmitCompact(jResp,FALSE);

    printf("Response Body:\n");
    printf("%s\n",CkJsonObject_emit(jResp));

    respStatusCode = CkHttp_getLastStatus(http);
    printf("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) {
        printf("Failed.\n");
        CkHttp_Dispose(http);
        CkPrivateKey_Dispose(privKey);
        CkStringBuilder_Dispose(sbResponseBody);
        CkJsonObject_Dispose(jResp);
        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.

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


    CkHttp_Dispose(http);
    CkPrivateKey_Dispose(privKey);
    CkStringBuilder_Dispose(sbResponseBody);
    CkJsonObject_Dispose(jResp);

    }