public void SendEmailDone(Order order) { try { using (MailMessage mail = new MailMessage()) { mail.From = new MailAddress("*****@*****.**"); mail.To.Add(order.Customer.Mail); mail.Subject = "Магазин автозапчастей"; mail.Body = $"Заказ N{order.Id} выполнен"; mail.IsBodyHtml = true; //mail.Attachments.Add(new Attachment("C:\\file.zip")); using (SmtpClient smtp = new SmtpClient("smtp.gmail.com", 587)) { smtp.Credentials = new NetworkCredential("*****@*****.**", "Kyrsach1919"); smtp.EnableSsl = true; smtp.Send(mail); } } } catch (Exception e) { WindowProvider.NotifyWindow(e.Message); } }