X-Api-Key: rbk_xxxxxxxxxxxxxxxx

GET /api/transactions?api_key=rbk_xxxxxxxxxxxxxxxx

curl -H "X-Api-Key: rbk_xxx" \
  "https://bank.pai.vn/api/transactions?bank=0123456789&since=2026-06-12T00:00:00"

{
  "success": true,
  "count": 1,
  "next_since": "2026-06-12T10:30:00.000Z",
  "data": [{
    "id": 42,
    "tx_id": "a1b2c3d4...",
    "account_number": "0123456789",
    "account_label": "Tài khoản chính",
    "amount": 100000,
    "balance": 5000000,
    "description": "CK MADON123 tu Nguyen Van A",
    "tx_date": "2026-06-12T10:30:00.000Z"
  }]
}

curl -H "X-Api-Key: rbk_xxx" "https://bank.pai.vn/api/transactions/latest"

{
  "success": true,
  "data": [{
    "account_id": 1,
    "account_label": "Tài khoản chính",
    "amount": 50000,
    "balance": 5000000,
    "tx_date": "2026-06-12T10:30:00.000Z"
  }]
}

curl -H "X-Api-Key: rbk_xxx" \
  "https://bank.pai.vn/api/transactions/check?account_id=1&amount=100000&keyword=ORDER123&since=2026-06-12T10:00:00"

{
  "success": true,
  "found": true,
  "data": [{
    "id": 42,
    "amount": 100000,
    "description": "CK ORDER123 tu 0987654321",
    "tx_date": "2026-06-12T10:30:00.000Z"
  }]
}

const es = new EventSource('/api/transactions/sse?token=YOUR_JWT_TOKEN');

es.onmessage = (e) => {
  const tx = JSON.parse(e.data);
  console.log('Giao dịch mới:', tx.amount, tx.description);
};

es.onerror = () => {
  // Tự reconnect sau 5 giây
  setTimeout(() => initSSE(), 5000);
};

{
  "event": "new_transaction",
  "tx_id": "a1b2c3d4...",
  "account_id": 1,
  "account_label": "Tài khoản chính",
  "amount": 100000,
  "balance": 5000000,
  "description": "CK ORDER123 tu Nguyen Van A",
  "tx_date": "2026-06-12T10:30:00.000Z"
}

const crypto = require('crypto');

app.post('/webhook', (req, res) => {
  const sig = crypto
    .createHmac('sha256', process.env.WEBHOOK_SECRET)
    .update(JSON.stringify(req.body))
    .digest('hex');

  if (`sha256=${sig}` !== req.headers['x-regx-signature']) {
    return res.status(401).send('Invalid signature');
  }

  // Xử lý giao dịch
  const { amount, description } = req.body;
  console.log('Nhận tiền:', amount, description);
  res.sendStatus(200);
});

{
  "success": false,
  "message": "Mô tả lỗi cụ thể"
}