<?php
/**
 * BookMoreBiz.com - Universal E-Commerce Cashback Script
 * Upload this file to your server root directory to handle cashback issuance.
 */
define('BMB_MERCHANT_KEY', 'YOUR_MERCHANT_API_KEY_HERE');
define('BMB_API_URL', 'https://bookmorebiz.com/api/v1/cashback');

function bmb_issue_order_cashback($customer_email,$order_id, $order_total) {$payload = array(
        'api_key'     => BMB_MERCHANT_KEY,
        'email'       => $customer_email,
        'order_id'    => $order_id,
        'order_total' => $order_total,
        'currency'    => 'INR' // or 'USD'
    );

    $ch = curl_init(BMB_API_URL);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-Type: application/x-www-form-urlencoded'));
    curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($payload));
    curl_setopt($ch, CURLOPT_TIMEOUT, 8);
    $response = curl_exec($ch);
    curl_close($ch);

    return json_decode($response, true);
}
?>

POST https://bookmorebiz.com/wp-json/bmb/v1/issue-cashback
Content-Type: application/json

{
  "api_key": "YOUR_MERCHANT_API_KEY_HERE",
  "customer_email": "buyer@example.com",
  "order_id": "ORD-10982",
  "amount": 1500.00,
  "cashback_rate": 5
}