Klasha Inline

Embed Klasha into your website using our inline JavaScript integration.

Take the following steps to integrate the Klasha payment gateway into your website and begin accepting payments from anywhere in the world:

Embed Klasha JavaScript into the head tag of your HTML code.
Define a JavaScript function in your script file.

Embed Klasha JavaScript into the head tag of your HTML code

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <script type="text/javascript" src="https://js.klasha.com/pay.js"></script>
    <title>Klasha Payment</title>
  </head>

  <body>
    
    <form>
      <input type="button" onclick="payWithKlasha()" value="Pay With Klasha" />
    </form>

    
  </body>
</html>

Define a JavaScript function in your script file

<script>
      // Callback for handling transaction status
      const callWhenDone = (data) => {
        if (data.status === "success") {
          console.log("Payment successful", data);
        } else if (data.status === "failed") {
          console.error("Payment failed", data);
        }
      };

      // Payment configuration and initialization
      const payWithKlasha = () => {
        const MERCHANT_KEY = "{{merchantKey}}";
        const AMOUNT = 1;
        const BUSINESS_ID = "{{businessId}}";
        const ENVIRONMENT = true; // true for dev, false for production
        const currency = "{{currency}}";
        const DESTINATION_CURRENCY = "{{destinationCurrency}}";
        const DESCRIPTION = "school fee";

        const paymentKit = {
          tx_ref: "{{paylink_ref}}",
          fullname: "{{fullname}}",
          firstName: "{{firstName}}",
          lastName: "{{lastName}}",
          email: "{{email}}",
          phone_number: "{{phone_number}}",
          businessId: BUSINESS_ID,
          merchantKey: MERCHANT_KEY,
          amount: AMOUNT,
          sourceAmount: "1",
          rate: 1,
        };

        const client = new KlashaClient(
          MERCHANT_KEY,
          BUSINESS_ID,
          AMOUNT,
          DESCRIPTION,
          callWhenDone,
          currency,
          DESTINATION_CURRENCY,
          paymentKit,
          ENVIRONMENT
        );

        client.init();
      };

      document.addEventListener("DOMContentLoaded", payWithKlasha);
    </script>

Callback response

{
   "amount": 560,
   "currency": "NGN",
   "status": "successful",
   "tnxRef": "tnxRef"
}

Webhook response

If you have Webhook notifications set up on the dashboard, we will send you a transaction response in the format below:

{
  "event": "charge.completed",
  "data": {
    "createdAt": "2021-11-18T15:23:16.781",
    "narration": "CARD Transaction ",
    "destinationCurrency": "NGN",
    "sourceAmount": 1,
    "sourceCurrency": "USD",
    "tnxRef": "tnxRef",
    "status": "successful",
    "destinationAmount": 560,
    "customer": {
      "id": 13,
      "name": "Klasha",
      "email": "test@klasha.com",
      "phone": "09012332122",
      "createdAt": "2021-07-20 10:28:43",
      "updatedAt": "2021-07-20 10:28:43"
    }
  }
}

PreviousPayment Link API NextHTML Checkout

Last updated 20 days ago

<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <script type="text/javascript" src="https://js.klasha.com/pay.js"></script> <title>Klasha Payment</title> </head> <body> <form> <input type="button" onclick="payWithKlasha()" value="Pay With Klasha" /> </form> </body> </html>

{ "event": "charge.completed", "data": { "createdAt": "2021-11-18T15:23:16.781", "narration": "CARD Transaction ", "destinationCurrency": "NGN", "sourceAmount": 1, "sourceCurrency": "USD", "tnxRef": "tnxRef", "status": "successful", "destinationAmount": 560, "customer": { "id": 13, "name": "Klasha", "email": "test@klasha.com", "phone": "09012332122", "createdAt": "2021-07-20 10:28:43", "updatedAt": "2021-07-20 10:28:43" } } }