MicroFrameWork/kernel/helpers/SMTP.php

<?php

namespace kernel\helpers;

use PHPMailer\PHPMailer\Exception;
use PHPMailer\PHPMailer\PHPMailer;

class SMTP
{
    public PHPMailer $mail;
    public function __construct(array $config = [])
    {
        $this->mail = new PHPMailer(true);
        $this->mail->CharSet = 'UTF-8';
        $this->mail->isSMTP();
        $this->mail->SMTPAuth = true;
        $this->mail->SMTPDebug = 0;
        $this->mail->Host = $config['host'] ?? '';
        $this->mail->Port = $config['port'] ?? 587;
        $this->mail->Username = $config['username'] ?? '';
        $this->mail->Password = $config['password'] ?? '';
    }

    /**
     * @throws Exception
     */
    public function send(string $address): void
    {
        $this->mail->setFrom($this->mail->Username, $this->mail->Host);
        $this->mail->addAddress($address);
        $this->mail->Subject = 'Код подтверждения';
        $body = '<p><strong>«Hello, world!» </strong></p>';
        $this->mail->msgHTML($body);

        $this->mail->send();
    }
}