How to send an email from React with a body?

React is a client-side library and does not have the capability to send emails directly. To send an email with a body from a React application, you need to send a request to a server-side API that will handle the email-sending process. Here's how you can do it:

Create an API endpoint on your server that will handle the email-sending process. You can use a server-side framework like Express or Laravel to create this endpoint.

In your React component, create a function that sends a POST request to the API endpoint with the email details in the request body. You can use the built-in fetch function in JavaScript to make the API call. Here's an example:

function sendEmail() {
  fetch('/api/send-email', {
    method: 'POST',
    headers: {
      'Content-Type': 'application/json'
    },
    body: JSON.stringify({
      to: 'recipient@example.com',
      subject: 'Example email',
      body: 'This is the email body'
    })
  })
  .then(response => {
    console.log(response);
  })
  .catch(error => {
    console.error(error);
  });
}

In this example, we are sending a POST request to the /api/send-email endpoint with a JSON object in the request body that contains the email details (recipient, subject, and body).

On the server side, implement the API endpoint to handle the email-sending process. You can use a third-party library like Nodemailer to send emails. Here's an example using Node.js and Nodemailer:

const nodemailer = require('nodemailer');
app.post('/api/send-email', (req, res) => {
  const { to, subject, body } = req.body;
  const transporter = nodemailer.createTransport({
    service: 'gmail',
    auth: {
      user: 'sender@example.com',
      pass: 'password'
    }
  });

  const mailOptions = {
    from: 'sender@example.com',
    to,
    subject,
    text: body
  };

  transporter.sendMail(mailOptions, (error, info) => {
    if (error) {
      console.error(error);
      res.status(500).send('Error sending email');
    } else {
      console.log('Email sent: ' + info.response);
      res.send('Email sent');
    }
  });
});

In this example, we are using Nodemailer to create a transporter object that uses a Gmail account to send emails. We then create a mailOptions object that contains the email details from the request body. Finally, we use the transporter.sendMail method to send the email and handle any errors or successful responses.

Note: This is just a basic example and you will need to add more validation and security measures to handle email sending properly in a real-world application.