Трансграничные платежи — Redirect

const crypto = require('crypto');

function calculateSignature(method, url, body, secret) {
  const stringToSign = method + url + (body || '');
  const hmac = crypto.createHmac('sha256', secret);
  hmac.update(stringToSign);
  return hmac.digest('base64');
}

const method = 'POST';
const url = 'https://api.meridian.vip/api/v1/transgran/redirect-payments';
const body = JSON.stringify({
  amount: 1000,
  currency: 'RUB',
  bank: 2, // Sberbank
  internalId: 'order-12345',
  customerEmail: '[email protected]',
  notificationUrl: 'https://your-site.com/webhooks/transgran',
  notificationToken: 'your-webhook-secret-token',
  successUrl: 'https://your-site.com/payment/success',
  cancelUrl: 'https://your-site.com/payment/cancel',
  errorUrl: 'https://your-site.com/payment/error'
});

const apiKey = 'meridian_abc123...:meridian_xyz789...';
const [keyId, secret] = apiKey.split(':');
const signature = calculateSignature(method, url, body, secret);

const response = await fetch(url, {
  method,
  headers: {
    'Content-Type': 'application/json',
    'X-API-Key': apiKey,
    'X-Signature': signature
  },
  body
});

const result = await response.json();

// Перенаправьте клиента на страницу оплаты
console.log('Redirect URL:', result.paymentUrl);
// → "https://luma-gate.com/pay/aB3xK9mN..."

import hmac
import hashlib
import base64
import requests
import json

def calculate_signature(method, url, body, secret):
    string_to_sign = method + url + (body or '')
    signature = hmac.new(
        secret.encode('utf-8'),
        string_to_sign.encode('utf-8'),
        hashlib.sha256
    ).digest()
    return base64.b64encode(signature).decode('utf-8')

method = 'POST'
url = 'https://api.meridian.vip/api/v1/transgran/redirect-payments'
body = json.dumps({
    'amount': 1000,
    'currency': 'RUB',
    'bank': 2,  # Sberbank
    'internalId': 'order-12345',
    'customerEmail': '[email protected]',
    'notificationUrl': 'https://your-site.com/webhooks/transgran',
    'notificationToken': 'your-webhook-secret-token',
    'successUrl': 'https://your-site.com/payment/success',
    'cancelUrl': 'https://your-site.com/payment/cancel',
    'errorUrl': 'https://your-site.com/payment/error'
})

api_key = 'meridian_abc123...:meridian_xyz789...'
key_id, secret = api_key.split(':')
signature = calculate_signature(method, url, body, secret)

response = requests.post(
    url,
    headers={
        'Content-Type': 'application/json',
        'X-API-Key': api_key,
        'X-Signature': signature
    },
    data=body
)

result = response.json()

# Перенаправьте клиента на страницу оплаты
print('Redirect URL:', result['paymentUrl'])
# → "https://luma-gate.com/pay/aB3xK9mN..."

<?php

function calculateSignature($method, $url, $body, $secret) {
    $stringToSign = $method . $url . ($body ?? '');
    $signature = hash_hmac('sha256', $stringToSign, $secret, true);
    return base64_encode($signature);
}

$method = 'POST';
$url = 'https://api.meridian.vip/api/v1/transgran/redirect-payments';
$body = json_encode([
    'amount' => 1000,
    'currency' => 'RUB',
    'bank' => 2, // Sberbank
    'internalId' => 'order-12345',
    'customerEmail' => '[email protected]',
    'notificationUrl' => 'https://your-site.com/webhooks/transgran',
    'notificationToken' => 'your-webhook-secret-token',
    'successUrl' => 'https://your-site.com/payment/success',
    'cancelUrl' => 'https://your-site.com/payment/cancel',
    'errorUrl' => 'https://your-site.com/payment/error'
]);

$apiKey = 'meridian_abc123...:meridian_xyz789...';
list($keyId, $secret) = explode(':', $apiKey);
$signature = calculateSignature($method, $url, $body, $secret);

$ch = curl_init($url);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $body);
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    'Content-Type: application/json',
    'X-API-Key: ' . $apiKey,
    'X-Signature: ' . $signature
]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

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

$result = json_decode($response, true);

// Перенаправьте клиента на страницу оплаты
echo 'Redirect URL: ' . $result['paymentUrl'];
// → "https://luma-gate.com/pay/aB3xK9mN..."
?>