(AutoIt) Amazon Pay - Complete Checkout Session

See more Amazon Pay Examples

Complete Checkout Session after the buyer returns to checkoutResultReturnUrl to finalize the paymentIntent.

For more information, see https://developer.amazon.com/docs/amazon-pay-api-v2/checkout-session.html#complete-checkout-session

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

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

$oHttp = ObjCreate("Chilkat.Http")
Local $bSuccess

; Implements the following CURL command:

; curl "https://pay-api.amazon.com/:version/checkoutSessions/:checkoutSessionId/complete" \
; -X POST
; -H "authorization:Px2e5oHhQZ88vVhc0DO%2FsShHj8MDDg%3DEXAMPLESIGNATURE"
; -H "x-amz-pay-date:20201012T235046Z"
; -H "x-amz-pay-idempotency-key:AVLo5tI10BHgEk2jEXAMPLEKEY"
; -d '{
;     "chargeAmount": {
;         "amount": "14.00",
;         "currencyCode": "USD"
;     }
; }'

; 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.

; {
;   "chargeAmount": {
;     "amount": "14.00",
;     "currencyCode": "USD"
;   }
; }

$oJson = ObjCreate("Chilkat.JsonObject")
$oJson.UpdateString("chargeAmount.amount","14.00")
$oJson.UpdateString("chargeAmount.currencyCode","USD")

; 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.
; Note: The SetAuthPrivateKey method was added in Chilkat v9.5.0.89
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
; x-amz-pay-idempotency-key
; Authorization

$oHttp.Accept = "application/json"

; To use the live system, replace "sandbox" with "live" in the URL passed to PTextSb.
; Also, make sure to use the correct region: pay-api.amazon.com, pay-api.amazon.eu, or pay-api.amazon.jp
$bSuccess = $oHttp.SetUrlVar("sessionId","62b7d028-6c7c-4a43-b077-3897dff27c5b")
Local $oResp = $oHttp.PostJson3("https://pay-api.amazon.eu/sandbox/v2/checkoutSessions/{$sessionId}/complete","application/json",$oJson)
If ($oHttp.LastMethodSuccess = 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

    ; A sample response body for the case where the session ID does not exist:
    ; 	{
    ; 	  "reasonCode": "ResourceNotFound",
    ; 	  "message": "Resource you are trying to access is not available. Requested path '/sandbox/v2/checkoutSessions/bd504926-f659-4ad7-a1a9-9a747aaf5275'"
    ; 	}

    ; Another sample failure response (status code = 422)
    ; 	{
    ; 	  "reasonCode": "InvalidCheckoutSessionStatus",
    ; 	  "message": "You tried to call an operation on a Checkout Session that is in a state where that operation is not allowed"
    ; 	}

    ConsoleWrite("Failed." & @CRLF)

    Exit
EndIf

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

; {
;   "checkoutSessionId": "bd504926-f659-4ad7-a1a9-9a747aaf5275",
;   "webCheckoutDetails": null,
;   "chargePermissionType": "OneTime",
;   "recurringMetadata": null,
;   "productType": null,
;   "paymentDetails": null,
;   "merchantMetadata": null,
;   "supplementaryData": null,
;   "buyer": null,
;   "billingAddress": null,
;   "paymentPreferences": [
;     null
;   ],
;   "statusDetails": {
;     "state": "Completed",
;     "reasonCode": null,
;     "reasonDescription": null,
;     "lastUpdatedTimestamp": "20191015T204327Z"
;   },
;   "shippingAddress": null,
;   "platformId": null,
;   "chargePermissionId": "S01-5105180-3221187",
;   "chargeId": "S01-5105180-3221187-C056351",
;   "constraints": [
;     null
;   ],
;   "creationTimestamp": "20191015T204313Z",
;   "expirationTimestamp": null,
;   "storeId": null,
;   "deliverySpecifications": null,
;   "providerMetadata": null,
;   "releaseEnvironment": null
; }

; 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 $bNullVal

Local $sCheckoutSessionId = $oJResp.StringOf("checkoutSessionId")
Local $sWebCheckoutDetails = $oJResp.StringOf("webCheckoutDetails")
Local $sChargePermissionType = $oJResp.StringOf("chargePermissionType")
Local $sRecurringMetadata = $oJResp.StringOf("recurringMetadata")
Local $sProductType = $oJResp.StringOf("productType")
Local $sPaymentDetails = $oJResp.StringOf("paymentDetails")
Local $sMerchantMetadata = $oJResp.StringOf("merchantMetadata")
Local $supplementaryData = $oJResp.StringOf("supplementaryData")
Local $sBuyer = $oJResp.StringOf("buyer")
Local $sBillingAddress = $oJResp.StringOf("billingAddress")
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 $shippingAddress = $oJResp.StringOf("shippingAddress")
Local $sPlatformId = $oJResp.StringOf("platformId")
Local $sChargePermissionId = $oJResp.StringOf("chargePermissionId")
Local $sChargeId = $oJResp.StringOf("chargeId")
Local $sCreationTimestamp = $oJResp.StringOf("creationTimestamp")
Local $sExpirationTimestamp = $oJResp.StringOf("expirationTimestamp")
Local $storeId = $oJResp.StringOf("storeId")
Local $sDeliverySpecifications = $oJResp.StringOf("deliverySpecifications")
Local $sProviderMetadata = $oJResp.StringOf("providerMetadata")
Local $sReleaseEnvironment = $oJResp.StringOf("releaseEnvironment")
Local $i = 0
Local $iCount_i = $oJResp.SizeOfArray("paymentPreferences")
While $i < $iCount_i
    $oJResp.I = $i
    $bNullVal = $oJResp.IsNullOf("paymentPreferences[i]")
    $i = $i + 1
Wend
$i = 0
$iCount_i = $oJResp.SizeOfArray("constraints")
While $i < $iCount_i
    $oJResp.I = $i
    $bNullVal = $oJResp.IsNullOf("constraints[i]")
    $i = $i + 1
Wend