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AutoIt Requires Chilkat v11.0.0+

Amazon Pay - Cancel Charge

See more Amazon Pay Examples

Moves Charge to Canceled state and releases any authorized payments.

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Local $bSuccess = False

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

$oHttp = ObjCreate("Chilkat.Http")

;  Implements the following CURL command:

;  curl "https://pay-api.amazon.com/:version/charges/:chargeId/cancel" \
;  -X DELETE
;  -H "authorization:Px2e5oHhQZ88vVhc0DO%2FsShHj8MDDg%3DEXAMPLESIGNATURE"
;  -H "x-amz-pay-date:20201012T235046Z"
;  -d '{
;      "cancellationReason": "REASON DESCRIPTION"
;  }'

;  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.

;  {
;    "cancellationReason": "REASON DESCRIPTION"
;  }

$oJson = ObjCreate("Chilkat.JsonObject")
$oJson.UpdateString("cancellationReason","REASON DESCRIPTION")

$oSbRequestBody = ObjCreate("Chilkat.StringBuilder")
$oJson.EmitSb($oSbRequestBody)

;  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.
$oPrivKey = ObjCreate("Chilkat.PrivateKey")
$bSuccess = $oPrivKey.LoadPemFile("C:/someDir/myAmazonPayPrivateKey.pem")
If ($bSuccess = False) Then
    ConsoleWrite($oPrivKey.LastErrorText & @CRLF)
    Exit
EndIf

;  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.
Local $sPublicKeyId = "SANDBOX-AHEGSJCM3L2S637RBGABLAFW"
$bSuccess = $oHttp.SetAuthPrivateKey($sPublicKeyId,$oPrivKey)
If ($bSuccess = False) Then
    ConsoleWrite($oHttp.LastErrorText & @CRLF)
    Exit
EndIf

;  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

$oHttp.Accept = "application/json"

;  Use the actual chargeId here:
$bSuccess = $oHttp.SetUrlVar("chargeId","bd504926-f659-4ad7-a1a9-9a747aaf5275")
;  To use the live system, replace "sandbox" with "live" in the URL passed to HttpSb.
;  Also, make sure to use the correct region: pay-api.amazon.com, pay-api.amazon.eu, or pay-api.amazon.jp
$oResp = ObjCreate("Chilkat.HttpResponse")
$bSuccess = $oHttp.HttpSb("DELETE","https://pay-api.amazon.eu/sandbox/v2/charges/{$chargeId}/cancel",$oSbRequestBody,"utf-8","application/json",$oResp)
If ($bSuccess = False) Then
    ConsoleWrite($oHttp.LastErrorText & @CRLF)
    Exit
EndIf

$oSbResponseBody = ObjCreate("Chilkat.StringBuilder")
$oResp.GetBodySb($oSbResponseBody)
$oJResp = ObjCreate("Chilkat.JsonObject")
$oJResp.LoadSb($oSbResponseBody)
$oJResp.EmitCompact = False

;  If the status code is not equal to 200, this will display error information.
ConsoleWrite("Response Body:" & @CRLF)
ConsoleWrite($oJResp.Emit() & @CRLF)

Local $iRespStatusCode = $oResp.StatusCode
ConsoleWrite("Response Status Code = " & $iRespStatusCode & @CRLF)
If ($iRespStatusCode <> 200) Then
    ConsoleWrite("Failed." & @CRLF)
    Exit
EndIf

;  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": "SOFT DESCRIPTOR",
;    "merchantMetadata": null,
;    "providerMetadata": {
;      "providerReferenceId": null
;    },
;    "statusDetails": {
;      "state": "Canceled",
;      "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

Local $sChargeId = $oJResp.StringOf("chargeId")
Local $sChargePermissionId = $oJResp.StringOf("chargePermissionId")
Local $sChargeAmountAmount = $oJResp.StringOf("chargeAmount.amount")
Local $sChargeAmountCurrencyCode = $oJResp.StringOf("chargeAmount.currencyCode")
Local $sCaptureAmountAmount = $oJResp.StringOf("captureAmount.amount")
Local $sCaptureAmountCurrencyCode = $oJResp.StringOf("captureAmount.currencyCode")
Local $sRefundedAmountAmount = $oJResp.StringOf("refundedAmount.amount")
Local $sRefundedAmountCurrencyCode = $oJResp.StringOf("refundedAmount.currencyCode")
Local $sConvertedAmount = $oJResp.StringOf("convertedAmount")
Local $sConversionRate = $oJResp.StringOf("conversionRate")
Local $softDescriptor = $oJResp.StringOf("softDescriptor")
Local $sMerchantMetadata = $oJResp.StringOf("merchantMetadata")
Local $sProviderMetadataProviderReferenceId = $oJResp.StringOf("providerMetadata.providerReferenceId")
Local $statusDetailsState = $oJResp.StringOf("statusDetails.state")
Local $statusDetailsReasonCode = $oJResp.StringOf("statusDetails.reasonCode")
Local $statusDetailsReasonDescription = $oJResp.StringOf("statusDetails.reasonDescription")
Local $statusDetailsLastUpdatedTimestamp = $oJResp.StringOf("statusDetails.lastUpdatedTimestamp")
Local $sCreationTimestamp = $oJResp.StringOf("creationTimestamp")
Local $sExpirationTimestamp = $oJResp.StringOf("expirationTimestamp")
Local $sReleaseEnvironment = $oJResp.StringOf("releaseEnvironment")