(Delphi DLL) Adyen Verify Payment Result

Once a payment has completed, this verifies the result from your server with a /payments/result request.

Note: This example requires Chilkat v11.0.0 or greater.

For more information, see https://docs.adyen.com/checkout/web-sdk/#step-3-verify-payment-result

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

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Http, StringBuilder, HttpResponse, JsonObject;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
http: HCkHttp;
json: HCkJsonObject;
resp: HCkHttpResponse;
sbResponseBody: HCkStringBuilder;
jResp: HCkJsonObject;
respStatusCode: Integer;
pspReference: PWideChar;
resultCode: PWideChar;
merchantReference: PWideChar;
paymentMethod: PWideChar;
shopperLocale: PWideChar;

begin
success := False;

http := CkHttp_Create();

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

// The following JSON is sent in the request body.

// {
//   "payload": "2he28Ddhwj242he28Ddhwj..."
// }
json := CkJsonObject_Create();
CkJsonObject_UpdateString(json,'payload','2he28Ddhwj242he28Ddhwj...');

CkHttp_SetRequestHeader(http,'X-API-Key','Your_API_key');

resp := CkHttpResponse_Create();
success := CkHttp_HttpJson(http,'POST','https://checkout-test.adyen.com/v41/payments/result',json,'application/json',resp);
if (success = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

sbResponseBody := CkStringBuilder_Create();
CkHttpResponse_GetBodySb(resp,sbResponseBody);

jResp := CkJsonObject_Create();
CkJsonObject_LoadSb(jResp,sbResponseBody);
CkJsonObject_putEmitCompact(jResp,False);

respStatusCode := CkHttpResponse_getStatusCode(resp);
Memo1.Lines.Add('Status Code = ' + IntToStr(respStatusCode));
Memo1.Lines.Add('Response Body:');
Memo1.Lines.Add(CkJsonObject__emit(jResp));

if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(CkHttpResponse__header(resp));
    Memo1.Lines.Add('Failed.');
    Exit;
  end;

// Sample JSON response:

// {
//   "pspReference": "851559480052382F",
//   "resultCode": "Authorised",
//   "merchantReference": "123",
//   "paymentMethod": "ideal",
//   "shopperLocale": "nl_NL"
// }

// Sample code for parsing the JSON response...
// Use the following online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

pspReference := CkJsonObject__stringOf(jResp,'pspReference');
resultCode := CkJsonObject__stringOf(jResp,'resultCode');
merchantReference := CkJsonObject__stringOf(jResp,'merchantReference');
paymentMethod := CkJsonObject__stringOf(jResp,'paymentMethod');
shopperLocale := CkJsonObject__stringOf(jResp,'shopperLocale');

CkHttp_Dispose(http);
CkJsonObject_Dispose(json);
CkHttpResponse_Dispose(resp);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);

end;