(PureBasic) Amazon Pay - Get Buyer

See more Amazon Pay Examples

Get buyer details.

Note: This example requires Chilkat v9.5.0.89 or later. Contact support@chilkatsoft.com to get a v9.5.0.89 pre-release for testing.

For more information, see https://developer.amazon.com/docs/amazon-pay-api-v2/buyer.html#get-buyer

Chilkat PureBasic Module Download Chilkat PureBasic Module

IncludeFile "CkHttp.pb"
IncludeFile "CkStringBuilder.pb"
IncludeFile "CkPrivateKey.pb"
IncludeFile "CkJsonObject.pb"

Procedure ChilkatExample()

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

    http.i = CkHttp::ckCreate()
    If http.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success.i

    ; Implements the following CURL command:

    ; curl "https://pay-api.amazon.com/:version/buyers/:buyerToken" \
    ; 	-X GET
    ; 	-H "authorization:Px2e5oHhQZ88vVhc0DO%2FsShHj8MDDg%3DEXAMPLESIGNATURE"
    ; 	-H "x-amz-pay-date:20201012T235046Z"

    ; Use the following online tool to generate HTTP code from a CURL command
    ; Convert a cURL Command to HTTP Source Code

    ; 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.i = CkPrivateKey::ckCreate()
    If privKey.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success = CkPrivateKey::ckLoadPemFile(privKey,"C:/someDir/myAmazonPayPrivateKey.pem")
    If success = 0
        Debug CkPrivateKey::ckLastErrorText(privKey)
        CkHttp::ckDispose(http)
        CkPrivateKey::ckDispose(privKey)
        ProcedureReturn
    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
    publicKeyId.s = "SANDBOX-AHEGSJCM3L2S637RBGABLAFW"
    success = CkHttp::ckSetAuthPrivateKey(http,publicKeyId,privKey)
    If success = 0
        Debug CkHttp::ckLastErrorText(http)
        CkHttp::ckDispose(http)
        CkPrivateKey::ckDispose(privKey)
        ProcedureReturn
    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

    CkHttp::setCkAccept(http, "application/json")

    respStatusCode.i = 0

    sbResponseBody.i = CkStringBuilder::ckCreate()
    If sbResponseBody.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success = CkHttp::ckSetUrlVar(http,"buyerToken","BUYER_TOKEN")
    ; 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::ckQuickGetSb(http,"https://pay-api.amazon.eu/sandbox/v2/buyers/{$buyerToken}",sbResponseBody)
    If success = 0
        ; If the LastStatus is not equal to 0, then we received a response, but it was an error response.
        respStatusCode = CkHttp::ckLastStatus(http)
        If respStatusCode <> 0
            Debug "Response Status Code = " + Str(respStatusCode)
            ; Here is a sample response body for the case where the buyer token does not exist:
            ; {"reasonCode":"InvalidBuyerToken","message":"The token provided is expired, revoked, malformed, or invalid for other reasons."}

            Debug "Response body:"
            Debug CkHttp::ckLastResponseBody(http)
        Else
            Debug CkHttp::ckLastErrorText(http)
        EndIf

        CkHttp::ckDispose(http)
        CkPrivateKey::ckDispose(privKey)
        CkStringBuilder::ckDispose(sbResponseBody)
        ProcedureReturn
    EndIf

    jResp.i = CkJsonObject::ckCreate()
    If jResp.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckLoadSb(jResp,sbResponseBody)
    CkJsonObject::setCkEmitCompact(jResp, 0)

    Debug "Response Body:"
    Debug CkJsonObject::ckEmit(jResp)

    respStatusCode = CkHttp::ckLastStatus(http)
    Debug "Response Status Code = " + Str(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
        Debug "Failed."
        CkHttp::ckDispose(http)
        CkPrivateKey::ckDispose(privKey)
        CkStringBuilder::ckDispose(sbResponseBody)
        CkJsonObject::ckDispose(jResp)
        ProcedureReturn
    EndIf

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

    ; {
    ; 	"name": "John Example",
    ; 	"email": "johnexample@amazon.com",
    ; 	"postalCode": "12345",
    ; 	"countryCode": "US",
    ; 	"buyerId": "DIRECTEDBUYERID",
    ; 	"phoneNumber": "1234567811" // default billing address phone number
    ; 	"shippingAddress": {
    ; 		"name": "John",
    ; 		"addressLine1": "15th Street",
    ; 		"addressLine2": "",
    ; 		"addressLine3": "",
    ; 		"city": "Seattle", 
    ; 		"county": "",
    ; 		"district": "",
    ; 		"stateOrRegion": "WA",
    ; 		"country": "USA",
    ; 		"postalCode": "98121",
    ; 		"phoneNumber": "1234567899"
    ; 	},
    ; 	"billingAddress": null,
    ; 	"primeMembershipTypes": 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

    name.s = CkJsonObject::ckStringOf(jResp,"name")
    email.s = CkJsonObject::ckStringOf(jResp,"email")
    postalCode.s = CkJsonObject::ckStringOf(jResp,"postalCode")
    countryCode.s = CkJsonObject::ckStringOf(jResp,"countryCode")
    buyerId.s = CkJsonObject::ckStringOf(jResp,"buyerId")
    phoneNumber.s = CkJsonObject::ckStringOf(jResp,"phoneNumber")
    shippingAddressName.s = CkJsonObject::ckStringOf(jResp,"shippingAddress.name")
    shippingAddressAddressLine1.s = CkJsonObject::ckStringOf(jResp,"shippingAddress.addressLine1")
    shippingAddressAddressLine2.s = CkJsonObject::ckStringOf(jResp,"shippingAddress.addressLine2")
    shippingAddressAddressLine3.s = CkJsonObject::ckStringOf(jResp,"shippingAddress.addressLine3")
    shippingAddressCity.s = CkJsonObject::ckStringOf(jResp,"shippingAddress.city")
    shippingAddressCounty.s = CkJsonObject::ckStringOf(jResp,"shippingAddress.county")
    shippingAddressDistrict.s = CkJsonObject::ckStringOf(jResp,"shippingAddress.district")
    shippingAddressStateOrRegion.s = CkJsonObject::ckStringOf(jResp,"shippingAddress.stateOrRegion")
    shippingAddressCountry.s = CkJsonObject::ckStringOf(jResp,"shippingAddress.country")
    shippingAddressPostalCode.s = CkJsonObject::ckStringOf(jResp,"shippingAddress.postalCode")
    shippingAddressPhoneNumber.s = CkJsonObject::ckStringOf(jResp,"shippingAddress.phoneNumber")
    billingAddress.s = CkJsonObject::ckStringOf(jResp,"billingAddress")
    primeMembershipTypes.s = CkJsonObject::ckStringOf(jResp,"primeMembershipTypes")


    CkHttp::ckDispose(http)
    CkPrivateKey::ckDispose(privKey)
    CkStringBuilder::ckDispose(sbResponseBody)
    CkJsonObject::ckDispose(jResp)


    ProcedureReturn
EndProcedure