import nodemailer from 'nodemailer'

function getTransporter() {
  return nodemailer.createTransport({
    host: process.env.SMTP_HOST ?? 'localhost',
    port: parseInt(process.env.SMTP_PORT ?? '1025'),
    secure: process.env.SMTP_PORT === '465',
    auth:
      process.env.SMTP_USER
        ? { user: process.env.SMTP_USER, pass: process.env.SMTP_PASS }
        : undefined,
  })
}

export async function sendEmail({
  to,
  subject,
  html,
}: {
  to: string
  subject: string
  html: string
}) {
  console.log(`[email] Sending to ${to} via ${process.env.SMTP_HOST}:${process.env.SMTP_PORT}`)
  try {
    const info = await getTransporter().sendMail({
      from: `MulliganMates <${process.env.SMTP_FROM ?? 'noreply@golf.gy.gl'}>`,
      to,
      subject,
      html,
    })
    console.log('[email] Sent:', info.messageId)
  } catch (err) {
    console.error('[email] Failed:', err)
    throw err
  }
}