Xojo Plugin

Create Restricted Data Token (RDT)

See more Amazon SP-API Examples

Returns a Restricted Data Token (RDT) for one or more restricted resources that you specify. Xojo Plugin

Dim success As Boolean
success = False

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

Dim authAws As New Chilkat.AuthAws
authAws.AccessKey = "AWS_ACCESS_KEY"
authAws.SecretKey = "AWS_SECRET_KEY"
authAws.ServiceName = "execute-api"
// Use the region that is correct for your needs.
authAws.Region = "eu-west-1"

Dim rest As New Chilkat.Rest
Dim bTls As Boolean
bTls = True
Dim port As Int32
port = 443
Dim bAutoReconnect As Boolean
bAutoReconnect = True
// The sandbox endpoint (sandbox.sellingpartnerapi-eu.amazon.com) fails.
// Use the production endpoint and see the note below.
success = rest.Connect("sellingpartnerapi-eu.amazon.com",port,bTls,bAutoReconnect)
If (success = False) Then
    System.DebugLog(rest.LastErrorText)
    Return
End If

success = rest.SetAuthAws(authAws)

// Load the previously obtained LWA access token.
// See Fetch SP-API LWA Access Token
Dim jsonToken As New Chilkat.JsonObject
success = jsonToken.LoadFile("qa_data/tokens/sp_api_lwa_token.json")
If (success = False) Then
    System.DebugLog("Failed to load LWA access token.")
    Return
End If

// Add the x-amz-access-token request header.
Dim lwa_token As String
lwa_token = jsonToken.StringOf("access_token")
success = rest.ClearAllHeaders()
success = rest.AddHeader("x-amz-access-token",lwa_token)

// We're going to send a POST with the following JSON body:

// {
//   "restrictedResources": [
//     {
//       "method": "GET",
//       "path": "/orders/v0/orders",
//       "dataElements": ["buyerInfo", "shippingAddress"]
//     }
//   ]
// }

// Use this online tool to generate code from sample JSON: 
// Generate Code to Create JSON

Dim json As New Chilkat.JsonObject
success = json.UpdateString("restrictedResources[0].method","GET")
success = json.UpdateString("restrictedResources[0].path","/orders/v0/orders")
success = json.UpdateString("restrictedResources[0].dataElements[0]","buyerInfo")
success = json.UpdateString("restrictedResources[0].dataElements[1]","shippingAddress")

Dim sbRequest As New Chilkat.StringBuilder
success = json.EmitSb(sbRequest)

Dim sbResponse As New Chilkat.StringBuilder
Dim uri As String
uri = "/tokens/2021-03-01/restrictedDataToken"
success = rest.FullRequestSb("POST",uri,sbRequest,sbResponse)
If (success = False) Then
    System.DebugLog(rest.LastErrorText)
    Return
End If

// ------------------------------------------------------------------------------------
// Note: Using the sandbox endpoint, such as sandbox.sellingpartnerapi-eu.amazon.com
// results in a response status code of 400 with the following error:
// [{"code":"InvalidInput","message":"Could not match input arguments"}]
// Getting a restricted data token seems to only work with the production endpoint.
// ------------------------------------------------------------------------------------

// Examine the response status.
Dim statusCode As Int32
statusCode = rest.ResponseStatusCode
If (statusCode <> 200) Then
    System.DebugLog("Response status code: " + Str(statusCode))
    System.DebugLog("Response status text: " + rest.ResponseStatusText)
    System.DebugLog("Response body: ")
    System.DebugLog(sbResponse.GetAsString())
    System.DebugLog("Failed.")
    Return
End If

System.DebugLog(sbResponse.GetAsString())

// If successful, gets a JSON response such as the following:

// {
//   "expiresIn": 3600,
//   "restrictedDataToken": "Atz.sprdt|AYAB.....TQ="
// }

// Use this online tool to generate parsing code from sample JSON: 
// Generate Parsing Code from JSON

Dim jsonResp As New Chilkat.JsonObject
success = jsonResp.LoadSb(sbResponse)

Dim expiresIn As Int32
expiresIn = jsonResp.IntOf("expiresIn")
Dim restrictedDataToken As String
restrictedDataToken = jsonResp.StringOf("restrictedDataToken")

// Save the RDT for subsequent use..
success = jsonResp.WriteFile("qa_data/tokens/sp_api_rdt_token.json")

System.DebugLog("Success!")