delta-mail 📧

A simple and powerful email sending service built on Nodemailer with:
✅ Easy Setup with configureMail()
✅ Send Emails Easily with sendMail()
✅ Bulk Email Support with sendBulkMail()
✅ Predefined Email Templates for quick use
✅ Attachments Support
✅ Email Preview Feature

📌 Installation

Install via NPM:

npm install delta-mail

If you want to preview emails before sending, install:

npm install open

🚀 Usage

1️⃣ Configure Your SMTP Settings

import { configureMail } from "delta-mail";

configureMail({
  host: "smtp.gmail.com",
  port: 587,
  secure: false,
  auth: {
    user: "[email protected]",
    pass: "your-app-password", // You will get your 16 digit password from google app password once you create an App
  },
});

2️⃣ Send an Email

import { sendMail } from "delta-mail";

sendMail({
  to: "[email protected]",
  subject: "Hello from Delta Mail!",
  body: "<h1>This is a test email from delta-mail.</h1>",
  isHtml: true,
})
  .then((response) => console.log("✅ Email sent successfully!", response))
  .catch((error) => console.error("❌ Email failed!", error));

3️⃣ Send Bulk Emails

import { sendBulkMail } from "delta-mail";

sendBulkMail({
  recipients: ["[email protected]", "[email protected]"],
  subject: "Special Offer for You!",
  body: "<p>Enjoy a 20% discount. Limited time only!</p>",
  isHtml: true,
})
  .then(() => console.log("✅ Bulk emails sent successfully!"))
  .catch((error) => console.error("❌ Bulk email sending failed!", error));

4️⃣ Preview an Email Before Sending

import { previewEmail, emailTemplates } from "delta-mail";

previewEmail(emailTemplates.welcome("John Doe"));

✅ This will open a preview of the email in your browser.

📜 Predefined Email Templates

🚀 Use built-in email templates to save time!

import { sendMail, emailTemplates } from "delta-mail";

// ✅ Welcome Email
sendMail({
  to: "[email protected]",
  subject: "Welcome to Delta Mail!",
  body: emailTemplates.welcome("John Doe"),
  isHtml: true,
});

// ✅ Password Reset Email
sendMail({
  to: "[email protected]",
  subject: "Reset Your Password",
  body: emailTemplates.passwordReset("https://reset-link.com"),
  isHtml: true,
});

📌 Available Templates

✅ Welcome Email
✅ Password Reset
✅ Order Shipped
✅ Event Invitation
✅ Feedback Request
✅ Account Deactivation Warning
✅ Referral Program Invitation
✅ Thank You for Purchase
✅ Special Offer / Discount Notification

📌 Notes

• If using Gmail, generate an App Password instead of your normal password.
• Ensure your SMTP provider allows external apps to send emails.
• Install open if using the preview feature:

  npm install open

📜 License

This project is licensed under the MIT License.

💻 Contributing

Feel free to submit issues and pull requests on GitHub.

Happy coding! 🚀