(Delphi ActiveX) Refinitiv World-Check One - Unarchive Case (DEL)

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Sends a signed DELETE request to unarchive a case.

Note: This example requires Chilkat v9.5.0.89 or later.

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
json: TChilkatJsonObject;
success: Integer;
http: TChilkatHttp;
resp: IChilkatHttpResponse;

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

json := TChilkatJsonObject.Create(Self);

// Create the following JSON:
// 
// {
//   "keyId": "aaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee",
//   "hmacKey": "xxxxzI3vi58xxxCBxxx1+P/d8tGxx7KuLqN/KMPNxxxxekhj8/bx83+1YQSUxxxxYyv939ceY06GvhYRKmxxxx==",
//   "algorithm": "hmac-sha256",
//   "headers": [
//     "(request-target)",
//     "host",
//     "date",
//   ]
// }

// Substitute your actual API key and API secret in place of "api-key" and "api-secret"
// Note: This particular API call is a DELETE with an empty request body.
// Because the request body is empty, we don't include the content-type and content-length headers.
json.UpdateString('keyId','api-key');
json.UpdateString('hmacKey','api-secret');
json.UpdateString('algorithm','hmac-sha256');
json.UpdateString('headers[0]','(request-target)');
json.UpdateString('headers[1]','host');
json.UpdateString('headers[2]','date');

http := TChilkatHttp.Create(Self);

// Setting the AuthSignature property causes the following header to be computed and added:
// Authorization: Signature keyId="...", algorithm="hmac-sha256", headers="(request-target) host date", signature="..."
http.AuthSignature := json.Emit();

resp := http.PText('DELETE','https://api-worldcheck.refinitiv.com/v2/cases/{{case-system-id}}/archive','','','',0,0);
if (http.LastMethodSuccess <> 1) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

Memo1.Lines.Add('Response status code = ' + IntToStr(resp.StatusCode));
Memo1.Lines.Add(resp.BodyStr);

// If successful, the response status code will equal 204, and the response body will be completely empty.
end;