C#

Amazon Pay - Create Refund

See more Amazon Pay Examples

Initiate a full or partial refund for a charge. C#

bool success = false;

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

Chilkat.Http http = new Chilkat.Http();

//  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"
//  }

Chilkat.JsonObject json = new Chilkat.JsonObject();
json.UpdateString("chargeId","CHARGE_ID");
json.UpdateString("refundAmount.amount","14.00");
json.UpdateString("refundAmount.currencyCode","USD");
json.UpdateString("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.
Chilkat.PrivateKey privKey = new Chilkat.PrivateKey();
success = privKey.LoadPemFile("C:/someDir/myAmazonPayPrivateKey.pem");
if (success == false) {
    Debug.WriteLine(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
string publicKeyId = "SANDBOX-AHEGSJCM3L2S637RBGABLAFW";
success = http.SetAuthPrivateKey(publicKeyId,privKey);
if (success == false) {
    Debug.WriteLine(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
//  x-amz-pay-idempotency-key
//  Authorization

http.Accept = "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
Chilkat.HttpResponse resp = new Chilkat.HttpResponse();
success = http.HttpJson("POST","https://pay-api.amazon.eu/sandbox/v2/refunds/",json,"application/json",resp);
if (success == false) {
    Debug.WriteLine(http.LastErrorText);
    return;
}

Chilkat.StringBuilder sbResponseBody = new Chilkat.StringBuilder();
resp.GetBodySb(sbResponseBody);
Chilkat.JsonObject jResp = new Chilkat.JsonObject();
jResp.LoadSb(sbResponseBody);
jResp.EmitCompact = false;

//  If the status code is not equal to 201, this will display error information.
Debug.WriteLine("Response Body:");
Debug.WriteLine(jResp.Emit());

int respStatusCode = resp.StatusCode;
Debug.WriteLine("Response Status Code = " + Convert.ToString(respStatusCode));
if (respStatusCode != 201) {
    Debug.WriteLine("Failed.");
    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

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