Send an email with an attached pdf

send-email.js

import nodemailer from 'nodemailer';
import * as dotenv from 'dotenv';
import fs from 'fs';

// Load environment variables
dotenv.config();

const sendEmail = async () => {
  try {
    // Read recipients and email content from .env
    const emailList = (process.env.EMAIL_LIST || '').split(',');
    const subject = process.env.EMAIL_SUBJECT || 'Your PDF is ready!';
    const text = process.env.EMAIL_BODY || 'Please find the attached PDF.';

    if (!emailList.length || !emailList[0]) {
      console.error('No recipients found in EMAIL_LIST.');
      process.exit(1);
    }

    // Create transporter using SMTP or SendGrid
    const transporter = nodemailer.createTransport({
      service: 'SendGrid', // Use your email service provider
      auth: {
        user: 'apikey', // For SendGrid, the username is 'apikey'
        pass: process.env.SENDGRID_API_KEY, // Your SendGrid API Key
      },
    });

    // Read the PDF file
    const pdfBuffer = fs.readFileSync('report.pdf');

    // Configure email options
    const mailOptions = {
      from: process.env.EMAIL_FROM || '[email protected]', // Sender address
      to: emailList, // Recipient list
      subject: subject,
      text: text,
      attachments: [
        {
          filename: 'report.pdf',
          content: pdfBuffer,
        },
      ],
    };

    // Send the email
    const info = await transporter.sendMail(mailOptions);
    console.log(`Email sent successfully: ${info.response}`);
  } catch (error) {
    console.error('Error sending email:', error);
    process.exit(1);
  }
};

sendEmail();