> ## Documentation Index
> Fetch the complete documentation index at: https://docs.dodopayments.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Kirim Ulang

> Kirim email transaksional melalui Kirim Ulang berdasarkan peristiwa Pembayaran Dodo dengan tingkat pengiriman yang tinggi.

## Pendahuluan

Kirim email transaksional profesional secara otomatis ketika peristiwa pembayaran terjadi. Kirim konfirmasi pembayaran, pembaruan langganan, dan pemberitahuan penting dengan infrastruktur email Kirim Ulang yang andal dan tingkat pengiriman yang sangat baik.

<Info>
  Integrasi ini membutuhkan Kunci API Resend Anda untuk otentikasi.
</Info>

## Memulai

<Steps>
  <Step title="Open the Webhook Section">
    Di dashboard Dodo Payments Anda, navigasikan ke <b>Webhooks → + Add Endpoint</b> dan perluas dropdown integrasi.

    <Frame>
      <img src="https://mintcdn.com/dodopayments/slbAEdrLLwKHfaRf/images/integrations/resend.png?fit=max&auto=format&n=slbAEdrLLwKHfaRf&q=85&s=80191f648ad4a4f4b5e8186668da0791" alt="Add Endpoint and integrations dropdown" style={{ maxHeight: '500px', width: 'auto' }} width="1668" height="946" data-path="images/integrations/resend.png" />
    </Frame>
  </Step>

  <Step title="Select Resend">
    Pilih kartu integrasi <b>Resend</b>.
  </Step>

  <Step title="Enter API Key">
    Masukkan Kunci API Resend Anda dalam konfigurasi.
  </Step>

  <Step title="Configure Transformation">
    Sunting kode transformasi untuk memformat email sesuai API Resend.
  </Step>

  <Step title="Test & Create">
    Uji dengan payload sampel dan klik <b>Create</b> untuk mengaktifkan pengiriman email.
  </Step>

  <Step title="Done!">
    🎉 Peristiwa pembayaran kini otomatis memicu email transaksional melalui Resend.
  </Step>
</Steps>

## Contoh Kode Transformasi

### Email Konfirmasi Pembayaran

```javascript payment_confirmation.js icon="js" expandable theme={null}
function handler(webhook) {
  if (webhook.eventType === "payment.succeeded") {
    const p = webhook.payload.data;
    webhook.url = "https://api.resend.com/emails";
    webhook.payload = {
      from: "payments@yourdomain.com",
      to: [p.customer.email],
      subject: "Payment Confirmation - $" + (p.total_amount / 100).toFixed(2),
      html: `
        <h2>Payment Successful!</h2>
        <p>Hi ${p.customer.name},</p>
        <p>Your payment of $${(p.total_amount / 100).toFixed(2)} has been processed successfully.</p>
        <ul>
          <li><strong>Payment ID:</strong> ${p.payment_id}</li>
          <li><strong>Amount:</strong> $${(p.total_amount / 100).toFixed(2)}</li>
          <li><strong>Date:</strong> ${new Date(webhook.payload.timestamp).toLocaleDateString()}</li>
          <li><strong>Method:</strong> ${p.payment_method || "Unknown"}</li>
        </ul>
        <p>Thank you for your business!</p>
      `,
      text: `Payment Successful! Your payment of $${(p.total_amount / 100).toFixed(2)} has been processed. Payment ID: ${p.payment_id}`
    };
  }
  return webhook;
}
```

### Email Selamat Datang Langganan

```javascript subscription_welcome.js icon="js" expandable theme={null}
function handler(webhook) {
  if (webhook.eventType === "subscription.active") {
    const s = webhook.payload.data;
    webhook.url = "https://api.resend.com/emails";
    webhook.payload = {
      from: "welcome@yourdomain.com",
      to: [s.customer.email],
      subject: "Welcome to Your Subscription!",
      html: `
        <h2>Welcome to Your Subscription!</h2>
        <p>Hi ${s.customer.name},</p>
        <p>Your subscription has been activated successfully.</p>
        <ul>
          <li><strong>Subscription ID:</strong> ${s.subscription_id}</li>
          <li><strong>Product:</strong> ${s.product_id}</li>
          <li><strong>Amount:</strong> $${(s.recurring_pre_tax_amount / 100).toFixed(2)}/${s.payment_frequency_interval}</li>
          <li><strong>Next Billing:</strong> ${new Date(s.next_billing_date).toLocaleDateString()}</li>
        </ul>
        <p>You can manage your subscription anytime from your account dashboard.</p>
      `,
      text: `Welcome! Your subscription is now active. Amount: $${(s.recurring_pre_tax_amount / 100).toFixed(2)}/${s.payment_frequency_interval}`
    };
  }
  return webhook;
}
```

### Pemberitahuan Kegagalan Pembayaran

```javascript payment_failure.js icon="js" expandable theme={null}
function handler(webhook) {
  if (webhook.eventType === "payment.failed") {
    const p = webhook.payload.data;
    webhook.url = "https://api.resend.com/emails";
    webhook.payload = {
      from: "support@yourdomain.com",
      to: [p.customer.email],
      subject: "Payment Failed - Action Required",
      html: `
        <h2>Payment Failed</h2>
        <p>Hi ${p.customer.name},</p>
        <p>We were unable to process your payment of $${(p.total_amount / 100).toFixed(2)}.</p>
        <ul>
          <li><strong>Payment ID:</strong> ${p.payment_id}</li>
          <li><strong>Amount:</strong> $${(p.total_amount / 100).toFixed(2)}</li>
          <li><strong>Error:</strong> ${p.error_message || "Payment processing failed"}</li>
        </ul>
        <p>Please update your payment method or contact support for assistance.</p>
        <a href="https://yourdomain.com/update-payment">Update Payment Method</a>
      `,
      text: `Payment Failed: We couldn't process your $${(p.total_amount / 100).toFixed(2)} payment. Please update your payment method.`
    };
  }
  return webhook;
}
```

## Tips

* Gunakan domain pengirim yang terverifikasi untuk pengiriman yang lebih baik
* Sertakan versi HTML dan teks dari email
* Personalisasi konten dengan data pelanggan
* Gunakan subjek yang jelas dan berorientasi tindakan
* Sertakan tautan berhenti berlangganan untuk kepatuhan
* Uji template email sebelum diluncurkan

## Pemecahan Masalah

<AccordionGroup>
  <Accordion title="Emails not being sent">
    * Verifikasi bahwa Kunci API benar dan aktif
    * Periksa bahwa domain pengirim sudah diverifikasi di Resend
    * Pastikan alamat email penerima valid
    * Tinjau batasan dan kuota pengiriman Resend
  </Accordion>

  <Accordion title="Transformation errors">
    * Validasi struktur JSON agar sesuai format API Resend
    * Periksa bahwa semua bidang wajib ada
    * Pastikan konten HTML terformat dengan benar
    * Verifikasi bahwa alamat email pengirim sudah diverifikasi
  </Accordion>
</AccordionGroup>