private async Task SendMessageInternal(string from, string to, string message, IEnumerable <string> attachmentsPaths)
{
var messageToSent = new MimeMessage();
messageToSent.From.Add(new MailboxAddress(@from, @from));
messageToSent.To.Add(new MailboxAddress(to, to));
messageToSent.Subject = message;
var body = new TextPart("plain")
{
Text = message
};
var attachments = new List <MimePart>();
foreach (var attachmentsPath in attachmentsPaths)
{
var attachment = new MimePart("image", "gif")
{
Content = new MimeContent(File.OpenRead(attachmentsPath)),
ContentDisposition = new ContentDisposition(ContentDisposition.Attachment),
ContentTransferEncoding = ContentEncoding.Base64,
FileName = Path.GetFileName(attachmentsPath)
};
attachments.Add(attachment);
}
var multipart = new Multipart("mixed");
multipart.Add(body);
multipart.AddRange(attachments);
messageToSent.Body = multipart;
await _smtpClient.SendAsync(messageToSent);
}
