Generate B2B Token

const axios = require("axios");
const crypto = require("crypto");

async function getB2BToken() {
const clientKey = process.env.SNAP_CLIENT_KEY;
const clientSecret = process.env.SNAP_CLIENT_SECRET;
const timestamp = new Date().toISOString();

// Generate signature
const stringToSign = clientKey + "|" + timestamp;
const signature = crypto
  .createHmac("sha256", clientSecret)
  .update(stringToSign)
  .digest("base64");

try {
  const response = await axios.post(
    "https://staging-gateway.paprika.co.id/api/snap/v1.0/access-token/b2b",
    {
      grantType: "client_credentials",
    },
    {
      headers: {
        "Content-Type": "application/json",
        "X-CLIENT-KEY": clientKey,
        "X-TIMESTAMP": timestamp,
        "X-SIGNATURE": signature,
      },
    },
  );

  return response.data;
} catch (error) {
  console.error(
    "Error getting B2B token:",
    error.response?.data || error.message,
  );
  throw error;
}
}

function getB2BToken() {
  $clientKey = getenv('SNAP_CLIENT_KEY');
  $clientSecret = getenv('SNAP_CLIENT_SECRET');
  $timestamp = date('c'); // ISO 8601 format

  // Generate signature
  $stringToSign = $clientKey . '|' . $timestamp;
  $signature = base64_encode(hash_hmac('sha256', $stringToSign, $clientSecret, true));

  $ch = curl_init('https://staging-gateway.paprika.co.id/api/snap/v1.0/access-token/b2b');

  curl_setopt_array($ch, [
      CURLOPT_RETURNTRANSFER => true,
      CURLOPT_POST => true,
      CURLOPT_POSTFIELDS => json_encode(['grantType' => 'client_credentials']),
      CURLOPT_HTTPHEADER => [
          'Content-Type: application/json',
          'X-CLIENT-KEY: ' . $clientKey,
          'X-TIMESTAMP: ' . $timestamp,
          'X-SIGNATURE: ' . $signature
      ]
  ]);

  $response = curl_exec($ch);
  $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
  curl_close($ch);

  if ($httpCode === 200) {
      return json_decode($response, true);
  } else {
      throw new Exception('Failed to get B2B token: ' . $response);
  }
}