<?php

use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\Exception as PHPMailerException;

require_once __DIR__ . '/../../../vendor/autoload.php'; // aggiusta il path se serve

class Mailer
{
    public static function send(array $to, string $subject, string $htmlBody, ?string $altBody = null): array
    {
        $mail = new PHPMailer(true);
        try {
            $mail->isSMTP();
            $mail->Host       = env('MAIL_HOST');
            $mail->SMTPAuth   = true;
            $mail->Username   = env('MAIL_USERNAME');
            $mail->Password   = env('MAIL_PASSWORD');
            $mail->Port       = (int) env('MAIL_PORT', 465);
            $enc = env('MAIL_ENCRYPTION', 'ssl');
            $mail->SMTPSecure = ($enc === 'tls')
                ? PHPMailer::ENCRYPTION_STARTTLS
                : PHPMailer::ENCRYPTION_SMTPS;
            $mail->CharSet    = 'UTF-8';

            $mail->setFrom(env('MAIL_FROM_ADDRESS'), env('MAIL_FROM_NAME', 'SmartTRF'));

            foreach ($to as $addr) {
                $addr = trim((string)$addr);
                if ($addr !== '' && filter_var($addr, FILTER_VALIDATE_EMAIL)) {
                    $mail->addAddress($addr);
                }
            }
            if (!$mail->getToAddresses()) {
                return ['ok' => false, 'error' => 'Nessun destinatario valido'];
            }

            $mail->isHTML(true);
            $mail->Subject = $subject;
            $mail->Body    = $htmlBody;
            $mail->AltBody = $altBody ?: strip_tags($htmlBody);

            $mail->send();
            return ['ok' => true, 'error' => null];
        } catch (PHPMailerException $e) {
            error_log('Mailer error: ' . $mail->ErrorInfo);
            return ['ok' => false, 'error' => $mail->ErrorInfo];
        }
    }
}