<?php
require_once __DIR__ . '/mail/MailService.php';

header('Content-Type: application/json');

if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
    echo json_encode(['success' => false, 'error' => 'Invalid request method.']);
    exit;
}

$name = isset($_POST['name']) ? trim($_POST['name']) : '';
$email = isset($_POST['email']) ? trim($_POST['email']) : '';
$message = isset($_POST['message']) ? trim($_POST['message']) : '';

if (empty($name) || empty($email) || empty($message)) {
    echo json_encode(['success' => false, 'error' => 'Please fill out all fields.']);
    exit;
}

if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
    echo json_encode(['success' => false, 'error' => 'Invalid email format.']);
    exit;
}

$to = getenv('MAIL_TO') ?: null; // Use environment variable or default in MailService
$subject = 'New Contact Form Submission from ' . $name;

$res = MailService::sendContactMessage($name, $email, $message, $to, $subject);

if (!empty($res['success'])) {
    echo json_encode(['success' => true]);
} else {
    error_log('MailService Error: ' . ($res['error'] ?? 'Unknown error'));
    echo json_encode(['success' => false, 'error' => 'Sorry, there was an issue sending your message. Please try again later.']);
}