/**
 * Email utility using AWS SES SMTP
 */

import nodemailer from 'nodemailer';

// Create reusable transporter
const transporter = nodemailer.createTransport({
  host: process.env.SMTP_HOST,
  port: parseInt(process.env.SMTP_PORT || '587'),
  secure: false, // Use STARTTLS
  auth: {
    user: process.env.SMTP_USERNAME,
    pass: process.env.SMTP_PASSWORD
  }
});

interface EmailOptions {
  to: string;
  subject: string;
  html: string;
  from?: string;
}

/**
 * Send an email via AWS SES
 */
export async function sendEmail(options: EmailOptions) {
  const from = options.from || process.env.FROM_EMAIL || 'noreply@viralguru.app';
  
  try {
    const info = await transporter.sendMail({
      from,
      to: options.to,
      subject: options.subject,
      html: options.html
    });
    
    console.log('Email sent:', info.messageId);
    return { success: true, messageId: info.messageId };
  } catch (error) {
    console.error('Email send failed:', error);
    throw error;
  }
}