<?php
define('MorvalWatches', true);

// Start session
session_start();

// Includes
include './custom/settings/config.php';
include './custom/settings/settings.php';
include 'functions.php';

// Get the API token from session or authenticate
$token_refresh_buffer = 300;

if (!isset($_SESSION['api_token']) || !isset($_SESSION['api_token_expires']) || time() >= ($_SESSION['api_token_expires'] - $token_refresh_buffer)) {
    $data = json_encode(array("clientID" => clientID, "clientsecret" => clientsecret), JSON_UNESCAPED_UNICODE);
    $responses = ioAPIv2('/v2/authorization', $data,'');
    if (!empty($responses)){$responses = json_decode($responses,true);}else{$responses = '400';}
    
    if (isset($responses['token']) && isset($responses['token_valid'])) {
        $_SESSION['api_token'] = $responses['token'];
        $_SESSION['api_token_expires'] = strtotime($responses['token_valid']);
        $clientsecret = $responses['token'];
    } else {
        $clientsecret = $responses['token'] ?? '';
    }
} else {
    $clientsecret = $_SESSION['api_token'];
}

// Set JSON header
header('Content-Type: application/json');

// Get order ID from request
$order_id = $_GET['order_id'] ?? null;

if (!$order_id) {
    echo json_encode(['error' => 'No order ID provided']);
    exit;
}

// Check transaction status
$transaction_data = ioAPIv2('/v2/transactions/txn_id='.$order_id,'',$clientsecret);
$transaction = json_decode($transaction_data, true);

if ($transaction && isset($transaction[0])) {
    $payment_status_code = $transaction[0]['payment_status'] ?? 0;
    
    // Map payment status codes: 1 = Paid, 101 = Pending, 102 = Failed, 103 = Expired, 999 = Cancelled
    if ($payment_status_code == 1) {
        $payment_status = 'success';
    } elseif ($payment_status_code == 101) {
        $payment_status = 'pending';
    } elseif (in_array($payment_status_code, [102, 103, 999])) {
        $payment_status = 'failed';
    } else {
        $payment_status = 'processing';
    }
    
    echo json_encode([
        'status' => $payment_status,
        'payment_status_code' => $payment_status_code
    ]);
} else {
    echo json_encode([
        'status' => 'processing',
        'payment_status_code' => 101
    ]);
}
?>