Razorpay

npm install @paykit-sdk/razorpay

const checkout = await paykit.checkouts.create({
  customer: { email: 'user@example.com' },
  item_id: 'my-product',
  session_type: 'one_time',
  quantity: 1,
  success_url: 'https://example.com/success',
  cancel_url: 'https://example.com/cancel',
  provider_metadata: { amount: '40000', currency: 'INR' },
});

// Redirect the customer to checkout.payment_url

// Once they're back, confirm the payment
const payment = await paykit.payments.retrieve(checkout.id);

const subscription = await paykit.subscriptions.create({
  customer: { email: 'user@example.com' },
  item_id: 'plan_00000000000001',
  quantity: 1,
  billing_interval: 'month',
  amount: 49900,
  currency: 'INR',
  metadata: null,
  provider_metadata: { total_count: 12 },
});

// Redirect the customer to subscription.payment_url to authorize the mandate

const webhook = paykit.webhooks
  .setup({ webhookSecret: process.env.RAZORPAY_WEBHOOK_SECRET! })
  .on('payment.succeeded', async event => {
    /* payment.captured, order.paid, subscription.charged */
  })
  .on('payment.failed', async event => {
    /* payment.failed */
  })
  .on('refund.created', async event => {
    /* refund.created or refund.processed */
  })
  .on('subscription.updated', async event => {
    /* subscription.authenticated, activated, updated, resumed */
  })
  .on('subscription.canceled', async event => {
    /* subscription.completed or subscription.cancelled */
  });

await webhook.handle({
  body: rawBody,
  headersAsObject: Object.fromEntries(request.headers),
  fullUrl: request.url,
});

paykit.webhooks
  .setup({ webhookSecret: process.env.RAZORPAY_WEBHOOK_SECRET! })
  .on('razorpay.payment.captured', async event => {
    // event.data is the full Razorpay webhook envelope
  })
  .on('razorpay.payment_link.paid', async event => {
    // event.data.payload.payment_link.entity is typed as RazorpayPaymentLink
  });

// checkout/payment.provider_metadata requires amount and currency (checkout)
// or success_url (payment)
await paykit.checkouts.create({
  customer: { email: 'user@example.com' },
  item_id: 'my-product',
  session_type: 'one_time',
  quantity: 1,
  success_url: 'https://example.com/success',
  cancel_url: 'https://example.com/cancel',
  provider_metadata: {
    amount: '40000', // in the smallest currency unit (e.g. paise), as a string
    currency: 'INR',
  },
});

// subscription.provider_metadata requires total_count or end_at
await paykit.subscriptions.create({
  customer: { email: 'user@example.com' },
  item_id: 'plan_00000000000001',
  quantity: 1,
  billing_interval: 'month',
  amount: 49900,
  currency: 'INR',
  metadata: null,
  provider_metadata: {
    total_count: 12, // number of billing cycles
  },
});