Delphi DLL Requires Chilkat v11.0.0+

Adyen Create Payment Session

See more Adyen Examples

Creates an Adyen payment session. Delphi DLL

var
success: Boolean;
http: HCkHttp;
json: HCkJsonObject;
resp: HCkHttpResponse;
sbResponseBody: HCkStringBuilder;
jResp: HCkJsonObject;
respStatusCode: Integer;
paymentSession: 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, and is constructed by the code that follows.

//  {
//    "merchantAccount": "YourMerchantAccount",
//    "sdkVersion": "1.9.7",
//    "channel": "Web",
//    "amount": {
//      "currency": "EUR",
//      "value": 17408
//    },
//    "reference": "Your order number",
//    "countryCode": "NL",
//    "shopperLocale": "nl_NL",
//    "origin": "https://www.yourshop.com",
//    "returnUrl": "https://www.yourshop.com/checkout/completed"
//  }
json := CkJsonObject_Create();
CkJsonObject_UpdateString(json,'merchantAccount','YourMerchantAccount');
CkJsonObject_UpdateString(json,'sdkVersion','1.9.7');
CkJsonObject_UpdateString(json,'channel','Web');
CkJsonObject_UpdateString(json,'amount.currency','EUR');
CkJsonObject_UpdateInt(json,'amount.value',17408);
CkJsonObject_UpdateString(json,'reference','Your order number');
CkJsonObject_UpdateString(json,'countryCode','NL');
CkJsonObject_UpdateString(json,'shopperLocale','nl_NL');
CkJsonObject_UpdateString(json,'origin','https://www.yourshop.com');
CkJsonObject_UpdateString(json,'returnUrl','https://www.yourshop.com/checkout/completed');

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

resp := CkHttpResponse_Create();
success := CkHttp_HttpJson(http,'POST','https://checkout-test.adyen.com/v41/paymentSession',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:

//  {
//    "paymentSession": "eyJjaGVja291 ... iMS45LjcifQ=="
//  }

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

paymentSession := CkJsonObject__stringOf(jResp,'paymentSession');

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