(Delphi ActiveX) MWS List Orders by Next Token (Amazon Marketplace Web Service)

Returns the next page of orders using the NextToken parameter.

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
rest: TChilkatRest;
bTls: Integer;
port: Integer;
bAutoReconnect: Integer;
success: Integer;
responseXml: WideString;

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

// See MWS List Orders By Next Token for additional details 

// We need to send a GET request like this:

// https://mws.amazonservices.jp/Orders/2013-09-01
//   ?AWSAccessKeyId=0PB842EXAMPLE7N4ZTR2
//   &Action=ListOrdersByNextToken
//   &MWSAuthToken=amzn.mws.4ea38b7b-f563-7709-4bae-87aeaEXAMPLE
//   &SellerId=A2986ZQ066CH2F
//   &Signature=ZQLpf8vEXAMPLE0iC265pf18n0%3D
//   &SignatureVersion=2
//   &SignatureMethod=HmacSHA256
//   &NextToken=2YgYW55IGNhcm5hbCBwbGVhc3VyZS4%3D
//   &Timestamp=2017-02-05T18%3A12%3A21.687Z
//   &Version=2013-09-01

rest := TChilkatRest.Create(Self);

// Connect to the Amazon MWS REST server.
// 
// Make sure to connect to the correct Amazon MWS Endpoint, otherwise
// you'll get an HTTP 401 response code.
// 
// The possible servers are:
// 
// North America (NA) 	https://mws.amazonservices.com
// Europe (EU) 	https://mws-eu.amazonservices.com
// India (IN) 	https://mws.amazonservices.in
// China (CN) 	https://mws.amazonservices.com.cn
// Japan (JP) 	https://mws.amazonservices.jp 
// 
bTls := 1;
port := 443;
bAutoReconnect := 1;
success := rest.Connect('mws.amazonservices.com',port,bTls,bAutoReconnect);

rest.Host := 'mws.amazonservices.com';

// Add query params
rest.AddQueryParam('NextToken','THE_NEXT_TOKEN_FROM_THE_PREVIOUS_REPLY');
rest.AddQueryParam('Action','ListOrdersByNextToken');
rest.AddQueryParam('MarketplaceId.Id.1','MWS_MARKETPLACE_ID');
rest.AddQueryParam('SellerId','MWS_SELLER_ID');
rest.AddQueryParam('AWSAccessKeyId','MWS_ACCESS_KEY_ID');
rest.AddQueryParam('SignatureVersion','2');
rest.AddQueryParam('SignatureMethod','HmacSHA256');
rest.AddQueryParam('Version','2013-09-01');

// Add the MWS Signature param.  (Also adds the Timestamp parameter using the curent system date/time.)
rest.AddMwsSignature('POST','/Orders/2013-09-01','mws.amazonservices.com','MWS_SECRET_ACCESS_KEY_ID');

responseXml := rest.FullRequestFormUrlEncoded('POST','/Orders/2013-09-01');
if (rest.LastMethodSuccess <> 1) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

if (rest.ResponseStatusCode <> 200) then
  begin
    // Examine the request/response to see what happened.
    Memo1.Lines.Add('response status code = ' + IntToStr(rest.ResponseStatusCode));
    Memo1.Lines.Add('response status text = ' + rest.ResponseStatusText);
    Memo1.Lines.Add('response header: ' + rest.ResponseHeader);
    Memo1.Lines.Add('response body: ' + responseXml);
    Memo1.Lines.Add('---');
    Memo1.Lines.Add('LastRequestStartLine: ' + rest.LastRequestStartLine);
    Memo1.Lines.Add('LastRequestHeader: ' + rest.LastRequestHeader);
  end;

// Examine the XML returned in the response body.
Memo1.Lines.Add(responseXml);
Memo1.Lines.Add('----');
Memo1.Lines.Add('Success.');
end;