Xojo Plugin

Paynow.pl -- Make a Payment Request

See more Paynow.pl Examples

Make a payment request POST with prepared message on Paynow payment request endpoint. Xojo Plugin

Dim success As Boolean
success = False

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

Dim http As New Chilkat.Http

// Implements the following CURL command:

// curl --request POST 'https://api.sandbox.paynow.pl/v1/payments' \
// -H 'Content-Type: application/json' \
// -H 'Api-Key: c12c386b-650b-43db-9430-d84fc05d9433' \
// -H 'Signature: aYPCytCoc+/wFgqHZJjgBCi20omXTn0yzm9LysJgnFo=' \
// -H 'Idempotency-Key: 59c6dd26-f905-487b-96c9-fd1d2bd76885' \
// --data-raw '{
//     "amount": 45671,
//     "externalId": "234567898654",
//     "description": "Test transaction",
//     "buyer": {
//         "email": "jan.kowalski@melements.pl"
//     }
// }'

// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code

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

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

// {
//   "amount": 45671,
//   "externalId": "234567898654",
//   "description": "Test transaction",
//   "buyer": {
//     "email": "jan.kowalski@melements.pl"
//   }
// }

Dim json As New Chilkat.JsonObject
success = json.UpdateInt("amount",45671)
success = json.UpdateString("externalId","234567898654")
success = json.UpdateString("description","Test transaction")
success = json.UpdateString("buyer.email","jan.kowalski@melements.pl")

Dim myApiAccessKey As String
myApiAccessKey = "c12c386b-650b-43db-9430-d84fc05d9433"
Dim mySigCalcKey As String
mySigCalcKey = "b758f20d-ba92-44fa-acca-f57e99787b9d"

// Calculate the Signature header.
Dim crypt As New Chilkat.Crypt2
crypt.MacAlgorithm = "hmac"
crypt.EncodingMode = "base64"
success = crypt.SetMacKeyString(mySigCalcKey)
crypt.HashAlgorithm = "SHA-256"
Dim messageBody As String
messageBody = json.Emit()
Dim signature As String
signature = crypt.MacStringENC(messageBody)

http.SetRequestHeader "Idempotency-Key",crypt.GenerateUuid()
http.SetRequestHeader "Api-Key",myApiAccessKey
http.SetRequestHeader "Signature",signature
http.SetRequestHeader "Content-Type","application/json"
http.Accept = "application/json"

Dim resp As New Chilkat.HttpResponse
success = http.HttpJson("POST","https://api.sandbox.paynow.pl/v1/payments",json,"application/json",resp)
If (success = False) Then
    System.DebugLog(http.LastErrorText)
    Return
End If

System.DebugLog("Response body:")
System.DebugLog(resp.BodyStr)

// Sample response:
// {
//   "redirectUrl": "https://paywall.sandbox.paynow.pl/NOA0-YJ9-Y1P-29V?token=eyJraWQiOiJhMD ... L60wk",
//   "paymentId": "NOA0-YJ9-Y1P-29V",
//   "status": "NEW"
// }

Dim jsonResp As New Chilkat.JsonObject
success = jsonResp.Load(resp.BodyStr)
Dim redirectUrl As String
redirectUrl = json.StringOf("redirectUrl")
Dim paymentId As String
paymentId = json.StringOf("paymentId")
Dim status As String
status = json.StringOf("status")