<?php
/**
 * Plugin Name: Notifica Area Riservata
 * Plugin URI: https://www.digitalfollowers.com
 * Description: Invia i dettagli dell'acquisto a un sistema esterno dopo il completamento dell'ordine in WooCommerce.
 * Version: 1.0.2
 * Author: Staff - Digital Followers
 * Author URI: https://www.digitalfollowers.com
 */

if (!defined('ABSPATH')) {
    exit; // Exit if accessed directly
}

add_action('woocommerce_payment_complete', 'notify_purchase_to_external_api');

function notify_purchase_to_external_api($order_id) {
    $order = wc_get_order($order_id);
    $products_data = [];
    
    foreach ($order->get_items() as $item_id => $item) {
        $product = $item->get_product();
        $magentoBookId = $product->get_id();
        $enableResources = get_post_meta($product->get_id(), 'enableResources', true);

        $products_data[] = [
            'magentoBookId' => $magentoBookId,
            'enableResources' => filter_var($enableResources, FILTER_VALIDATE_BOOLEAN)
        ];
    }

    $payload_details = [
        'customerId' => $order->get_user_id(),
        'customerEmail' => $order->get_billing_email(),
        'orderId' => $order->get_id(),
        'products' => $products_data
    ];

    $header = json_encode(['typ' => 'JWT', 'alg' => 'HS512']);
    $payload = base64_encode(json_encode($payload_details));
    $signature = hash_hmac('sha512', $header . "." . $payload, 'your_secret_key', true);
    $jwt = base64_encode($header) . "." . base64_encode($payload) . "." . base64_encode($signature);

    $ch = curl_init('https://areariservataedises.meetweb.dev/api/notify-purchased-products');
    curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
    curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode(['data' => $jwt]));
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_HTTPHEADER, [
        'Content-Type: application/json',
    ]);

    $response = curl_exec($ch);
    $error = curl_error($ch);
    curl_close($ch);

    if ($error) {
        // Handle error, maybe log it
        error_log('Curl error: ' . $error);
    } else {
        $response_data = json_decode($response, true);
        if (isset($response_data['error']) && $response_data['error']) {
            // Handle API error, maybe log it
            error_log('API error: ' . $response_data['error']);
        } else {
            // Handle successful response
            // ...
        }
    }
}
?>