<?php
// contact.php for Namecheap hosting
header('Content-Type: application/json');

// Check if form was submitted via POST
if ($_SERVER["REQUEST_METHOD"] == "POST") {

    // Sanitize input data
    $name = isset($_POST['name']) ? htmlspecialchars(trim($_POST['name'])) : '';
    $email = isset($_POST['email']) ? filter_var(trim($_POST['email']), FILTER_VALIDATE_EMAIL) : false;
    $company = isset($_POST['company']) ? htmlspecialchars(trim($_POST['company'])) : '';
    $industry = isset($_POST['industry']) ? htmlspecialchars(trim($_POST['industry'])) : '';
    $message = isset($_POST['message']) ? htmlspecialchars(trim($_POST['message'])) : '';

    // Basic validation
    if (empty($name) || !$email || empty($message)) {
        echo json_encode([
            'status' => 'error',
            'message' => 'Please fill in all required fields.'
        ]);
        exit;
    }

    // Email configuration - CHANGE THIS TO YOUR EMAIL
    $to = "info@multi-flows.com"; // Replace with your actual email
    $subject = "New Contact Form Submission - Multi-Flows.com";

    // Email content
    $email_body = "New contact form submission from Multi-Flows.com website:\n\n";
    $email_body .= "Name: $name\n";
    $email_body .= "Email: $email\n";
    $email_body .= "Company: $company\n";
    $email_body .= "Industry: $industry\n\n";
    $email_body .= "Message:\n$message\n\n";
    $email_body .= "---\n";
    $email_body .= "Submitted on: " . date('Y-m-d H:i:s') . "\n";
    $email_body .= "IP Address: " . $_SERVER['REMOTE_ADDR'] . "\n";

    // Email headers
    $headers = "From: noreply@" . $_SERVER['HTTP_HOST'] . "\r\n";
    $headers .= "Reply-To: $email\r\n";
    $headers .= "Content-Type: text/plain; charset=UTF-8\r\n";
    $headers .= "X-Mailer: PHP/" . phpversion();

    // Try to send email
    if (mail($to, $subject, $email_body, $headers)) {

        // Log the submission (optional)
        $log_entry = date('Y-m-d H:i:s') . " | $name | $email | $company | $industry\n";
        @file_put_contents('contact_log.txt', $log_entry, FILE_APPEND | LOCK_EX);

        echo json_encode([
            'status' => 'success',
            'message' => 'Thank you! Your message has been sent successfully. We will get back to you soon.'
        ]);

    } else {
        echo json_encode([
            'status' => 'error',
            'message' => 'Sorry, there was an error sending your message. Please try again or contact us directly at info@multi-flows.com'
        ]);
    }

} else {
    echo json_encode([
        'status' => 'error',
        'message' => 'Invalid request method.'
    ]);
}
?>