mailu.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Send Email</title>
</head>
<body>
    <form id="emailForm">
        <label for="email">Email:</label>
        <input type="email" id="email" name="email" required>
        <button type="submit">Send Email</button>
    </form>

    <script>
        // Handle form submission
        document.getElementById('emailForm').addEventListener('submit', function(event) {
            event.preventDefault(); // Prevent default form submission
            const email = document.getElementById('email').value;

            // Make an HTTP POST request to the server-side endpoint
            fetch('http://localhost:3000/sendEmail', {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json'
                },
                body: JSON.stringify({ email })
            })
            .then(response => {
                if (response.ok) {
                    console.log('Email sent successfully');
                } else {
                    console.error('Error sending email');
                }
            })
            .catch(error => {
                console.error('Error:', error);
            });
        });
    </script>
</body>
</html>