(AutoIt) Amazon Pay - Update Checkout Session

See more Amazon Pay Examples

Update the Checkout Session with transaction details.

For more information, see https://developer.amazon.com/docs/amazon-pay-api-v2/checkout-session.html#update-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" \
; -X PATCH
; -H "authorization:Px2e5oHhQZ88vVhc0DO%2FsShHj8MDDg%3DEXAMPLESIGNATURE"
; -H "x-amz-pay-date:20201012T235046Z"
; -d '{
;     "webCheckoutDetails": {
;         "checkoutResultReturnUrl": "https://a.com/merchant-confirm-page"
;     },
;     "paymentDetails": {
;         "paymentIntent": "AuthorizeWithCapture",
;         "canHandlePendingAuthorization":false,
;         "softDescriptor": "Descriptor",
;         "chargeAmount": {
;             "amount": "1",
;             "currencyCode": "USD"
;         }
;      },
;     "merchantMetadata": {
;         "merchantReferenceId": "Merchant reference ID",
;         "merchantStoreName": "Merchant store name",
;         "noteToBuyer": "Note to buyer",
;         "customInformation": "Custom information"
;     }
; }'

; 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.

; {
;   "webCheckoutDetails": {
;     "checkoutResultReturnUrl": "https://a.com/merchant-confirm-page"
;   },
;   "paymentDetails": {
;     "paymentIntent": "AuthorizeWithCapture",
;     "canHandlePendingAuthorization": false,
;     "softDescriptor": "Descriptor",
;     "chargeAmount": {
;       "amount": "1",
;       "currencyCode": "USD"
;     }
;   },
;   "merchantMetadata": {
;     "merchantReferenceId": "Merchant reference ID",
;     "merchantStoreName": "Merchant store name",
;     "noteToBuyer": "Note to buyer",
;     "customInformation": "Custom information"
;   }
; }

$oJson = ObjCreate("Chilkat.JsonObject")
$oJson.UpdateString("webCheckoutDetails.checkoutResultReturnUrl","https://a.com/merchant-confirm-page")
$oJson.UpdateString("paymentDetails.paymentIntent","AuthorizeWithCapture")
$oJson.UpdateBool("paymentDetails.canHandlePendingAuthorization",False)
$oJson.UpdateString("paymentDetails.softDescriptor","Descriptor")
$oJson.UpdateString("paymentDetails.chargeAmount.amount","1")
$oJson.UpdateString("paymentDetails.chargeAmount.currencyCode","USD")
$oJson.UpdateString("merchantMetadata.merchantReferenceId","Merchant reference ID")
$oJson.UpdateString("merchantMetadata.merchantStoreName","Merchant store name")
$oJson.UpdateString("merchantMetadata.noteToBuyer","Note to buyer")
$oJson.UpdateString("merchantMetadata.customInformation","Custom information")

$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.
; 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
; Authorization

$oHttp.Accept = "application/json"

$bSuccess = $oHttp.SetUrlVar("sessionId","62b7d028-6c7c-4a43-b077-3897dff27c5b")
; 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
Local $oResp = $oHttp.PTextSb("PATCH","https://pay-api.amazon.eu/sandbox/v2/checkoutSessions/{$sessionId}",$oSbRequestBody,"utf-8","application/json",False,False)
If ($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'"
    ; 	}

    ConsoleWrite("Failed." & @CRLF)

    Exit
EndIf

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

; {
;   "checkoutSessionId": "ada3f397-7d4b-4a55-abac-786685c02d8b",
;   "webCheckoutDetails": {
;     "checkoutReviewReturnUrl": "https://a.com/merchant-review-page",
;     "checkoutResultReturnUrl": "https://a.com/merchant-confirm-page",
;     "checkoutCancelUrl": null,
;     "amazonPayRedirectUrl": "https://pay.amazon.com/redirect/checkoutId-1"
;   },
;   "productType": "PayAndShip",
;   "paymentDetails": {
;     "paymentIntent": "AuthorizeWithCapture",
;     "canHandlePendingAuthorization": false,
;     "chargeAmount": {
;       "amount": "1",
;       "currencyCode": "USD"
;     },
;     "totalOrderAmount": null,
;     "softDescriptor": "Descriptor",
;     "presentmentCurrency": "USD",
;     "allowOvercharge": null,
;     "extendExpiration": null
;   },
;   "merchantMetadata": {
;     "merchantReferenceId": "Merchant reference ID",
;     "merchantStoreName": "Merchant store name",
;     "noteToBuyer": "Note to buyer",
;     "customInformation": "Custom information"
;   },
;   "supplementaryData": null,
;   "buyer": {
;     "buyerId": "buyerId",
;     "name": "name-1",
;     "email": "name@amazon.com",
;     "phoneNumber": "800-000-0000",
;     "primeMembershipTypes": null
;   },
;   "billingAddress": {
;     "name": "Work",
;     "addressLine1": "440 Terry Ave",
;     "addressLine2": "",
;     "addressLine3": "",
;     "city": "Seattle",
;     "county": "King",
;     "district": "Seattle",
;     "stateOrRegion": "WA",
;     "postalCode": "98121",
;     "countryCode": "US"
;   },
;   "paymentPreferences": [
;     {
;       "paymentDescriptor": "Your selected Amazon payment method"
;     }
;   ],
;   "statusDetails": {
;     "state": "Open",
;     "reasonCode": null,
;     "reasonDescription": null,
;     "lastUpdatedTimestamp": "20191015T195703Z"
;   },
;   "shippingAddress": {
;     "name": "Susie Smith",
;     "addressLine1": "10 Ditka Ave",
;     "addressLine2": "Suite 2500",
;     "addressLine3": null,
;     "city": "Chicago",
;     "county": null,
;     "district": null,
;     "stateOrRegion": "IL",
;     "postalCode": "60602",
;     "countryCode": "US",
;     "phoneNumber": "800-000-0000"
;   },
;   "platformId": null,
;   "chargePermissionId": null,
;   "chargeId": null,
;   "constraints": [
;   ],
;   "creationTimestamp": "20191015T195655Z",
;   "expirationTimestamp": "20191016T195655Z",
;   "storeId": "amzn1.application-oa2-client.8b5e45312b5248b69eeaStoreId",
;   "deliverySpecifications": {
;     "specialRestrictions": [
;       "RestrictPOBoxes"
;     ],
;     "addressRestrictions": {
;       "type": "Allowed",
;       "restrictions": {
;         "US": {
;           "statesOrRegions": [
;             "WA"
;           ],
;           "zipCodes": [
;             "95050",
;             "93405"
;           ]
;         },
;         "GB": {
;           "zipCodes": [
;             "72046",
;             "72047"
;           ]
;         },
;         "IN": {
;           "statesOrRegions": [
;             "AP"
;           ]
;         },
;         "JP": {}
;       }
;     }
;   },
;   "providerMetadata": {
;     "providerReferenceId": null
;   },
;   "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 $sPaymentDescriptor
Local $strVal

Local $sCheckoutSessionId = $oJResp.StringOf("checkoutSessionId")
Local $sWebCheckoutDetailsCheckoutReviewReturnUrl = $oJResp.StringOf("webCheckoutDetails.checkoutReviewReturnUrl")
Local $sWebCheckoutDetailsCheckoutResultReturnUrl = $oJResp.StringOf("webCheckoutDetails.checkoutResultReturnUrl")
Local $sWebCheckoutDetailsCheckoutCancelUrl = $oJResp.StringOf("webCheckoutDetails.checkoutCancelUrl")
Local $sWebCheckoutDetailsAmazonPayRedirectUrl = $oJResp.StringOf("webCheckoutDetails.amazonPayRedirectUrl")
Local $sProductType = $oJResp.StringOf("productType")
Local $sPaymentDetailsPaymentIntent = $oJResp.StringOf("paymentDetails.paymentIntent")
Local $bPaymentDetailsCanHandlePendingAuthorization = $oJResp.BoolOf("paymentDetails.canHandlePendingAuthorization")
Local $sPaymentDetailsChargeAmountAmount = $oJResp.StringOf("paymentDetails.chargeAmount.amount")
Local $sPaymentDetailsChargeAmountCurrencyCode = $oJResp.StringOf("paymentDetails.chargeAmount.currencyCode")
Local $sPaymentDetailsTotalOrderAmount = $oJResp.StringOf("paymentDetails.totalOrderAmount")
Local $sPaymentDetailsSoftDescriptor = $oJResp.StringOf("paymentDetails.softDescriptor")
Local $sPaymentDetailsPresentmentCurrency = $oJResp.StringOf("paymentDetails.presentmentCurrency")
Local $sPaymentDetailsAllowOvercharge = $oJResp.StringOf("paymentDetails.allowOvercharge")
Local $sPaymentDetailsExtendExpiration = $oJResp.StringOf("paymentDetails.extendExpiration")
Local $sMerchantMetadataMerchantReferenceId = $oJResp.StringOf("merchantMetadata.merchantReferenceId")
Local $sMerchantMetadataMerchantStoreName = $oJResp.StringOf("merchantMetadata.merchantStoreName")
Local $sMerchantMetadataNoteToBuyer = $oJResp.StringOf("merchantMetadata.noteToBuyer")
Local $sMerchantMetadataCustomInformation = $oJResp.StringOf("merchantMetadata.customInformation")
Local $supplementaryData = $oJResp.StringOf("supplementaryData")
Local $sBuyerBuyerId = $oJResp.StringOf("buyer.buyerId")
Local $sBuyerName = $oJResp.StringOf("buyer.name")
Local $sBuyerEmail = $oJResp.StringOf("buyer.email")
Local $sBuyerPhoneNumber = $oJResp.StringOf("buyer.phoneNumber")
Local $sBuyerPrimeMembershipTypes = $oJResp.StringOf("buyer.primeMembershipTypes")
Local $sBillingAddressName = $oJResp.StringOf("billingAddress.name")
Local $sBillingAddressAddressLine1 = $oJResp.StringOf("billingAddress.addressLine1")
Local $sBillingAddressAddressLine2 = $oJResp.StringOf("billingAddress.addressLine2")
Local $sBillingAddressAddressLine3 = $oJResp.StringOf("billingAddress.addressLine3")
Local $sBillingAddressCity = $oJResp.StringOf("billingAddress.city")
Local $sBillingAddressCounty = $oJResp.StringOf("billingAddress.county")
Local $sBillingAddressDistrict = $oJResp.StringOf("billingAddress.district")
Local $sBillingAddressStateOrRegion = $oJResp.StringOf("billingAddress.stateOrRegion")
Local $sBillingAddressPostalCode = $oJResp.StringOf("billingAddress.postalCode")
Local $sBillingAddressCountryCode = $oJResp.StringOf("billingAddress.countryCode")
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 $shippingAddressName = $oJResp.StringOf("shippingAddress.name")
Local $shippingAddressAddressLine1 = $oJResp.StringOf("shippingAddress.addressLine1")
Local $shippingAddressAddressLine2 = $oJResp.StringOf("shippingAddress.addressLine2")
Local $shippingAddressAddressLine3 = $oJResp.StringOf("shippingAddress.addressLine3")
Local $shippingAddressCity = $oJResp.StringOf("shippingAddress.city")
Local $shippingAddressCounty = $oJResp.StringOf("shippingAddress.county")
Local $shippingAddressDistrict = $oJResp.StringOf("shippingAddress.district")
Local $shippingAddressStateOrRegion = $oJResp.StringOf("shippingAddress.stateOrRegion")
Local $shippingAddressPostalCode = $oJResp.StringOf("shippingAddress.postalCode")
Local $shippingAddressCountryCode = $oJResp.StringOf("shippingAddress.countryCode")
Local $shippingAddressPhoneNumber = $oJResp.StringOf("shippingAddress.phoneNumber")
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 $sDeliverySpecificationsAddressRestrictionsType = $oJResp.StringOf("deliverySpecifications.addressRestrictions.type")
Local $sProviderMetadataProviderReferenceId = $oJResp.StringOf("providerMetadata.providerReferenceId")
Local $sReleaseEnvironment = $oJResp.StringOf("releaseEnvironment")
Local $i = 0
Local $iCount_i = $oJResp.SizeOfArray("paymentPreferences")
While $i < $iCount_i
    $oJResp.I = $i
    $sPaymentDescriptor = $oJResp.StringOf("paymentPreferences[i].paymentDescriptor")
    $i = $i + 1
Wend
$i = 0
$iCount_i = $oJResp.SizeOfArray("constraints")
While $i < $iCount_i
    $oJResp.I = $i
    $i = $i + 1
Wend
$i = 0
$iCount_i = $oJResp.SizeOfArray("deliverySpecifications.specialRestrictions")
While $i < $iCount_i
    $oJResp.I = $i
    $strVal = $oJResp.StringOf("deliverySpecifications.specialRestrictions[i]")
    $i = $i + 1
Wend
$i = 0
$iCount_i = $oJResp.SizeOfArray("deliverySpecifications.addressRestrictions.restrictions.US.statesOrRegions")
While $i < $iCount_i
    $oJResp.I = $i
    $strVal = $oJResp.StringOf("deliverySpecifications.addressRestrictions.restrictions.US.statesOrRegions[i]")
    $i = $i + 1
Wend
$i = 0
$iCount_i = $oJResp.SizeOfArray("deliverySpecifications.addressRestrictions.restrictions.US.zipCodes")
While $i < $iCount_i
    $oJResp.I = $i
    $strVal = $oJResp.StringOf("deliverySpecifications.addressRestrictions.restrictions.US.zipCodes[i]")
    $i = $i + 1
Wend
$i = 0
$iCount_i = $oJResp.SizeOfArray("deliverySpecifications.addressRestrictions.restrictions.GB.zipCodes")
While $i < $iCount_i
    $oJResp.I = $i
    $strVal = $oJResp.StringOf("deliverySpecifications.addressRestrictions.restrictions.GB.zipCodes[i]")
    $i = $i + 1
Wend
$i = 0
$iCount_i = $oJResp.SizeOfArray("deliverySpecifications.addressRestrictions.restrictions.IN.statesOrRegions")
While $i < $iCount_i
    $oJResp.I = $i
    $strVal = $oJResp.StringOf("deliverySpecifications.addressRestrictions.restrictions.IN.statesOrRegions[i]")
    $i = $i + 1
Wend