Files
fs-onboarding/FoodsharingSiegen.Server/Service/MailService.cs

58 lines
2.1 KiB
C#

using System.Threading.Tasks;
using FoodsharingSiegen.Contracts.Model;
using MailKit.Net.Smtp;
using MailKit.Security;
using Microsoft.Extensions.Options;
using MimeKit;
using MimeKit.Text;
namespace FoodsharingSiegen.Server.Service
{
/// <summary>
/// Default implementation of <see cref="IMailService"/> which sends emails via SMTP using MailKit.
/// </summary>
public class MailService : IMailService
{
private readonly MailSettings _mailSettings;
private readonly TermSettings _termSettings;
/// <summary>
/// Initializes a new instance of the <see cref="MailService"/> class.
/// </summary>
/// <param name="appSettings">The configured application settings injected by DI, containing the <see cref="MailSettings"/>.</param>
public MailService(IOptions<AppSettings> appSettings)
{
_mailSettings = appSettings.Value.Mail;
_termSettings = appSettings.Value.Terms;
}
/// <inheritdoc/>
public async Task SendEmailAsync(string toEmail, string subject, string htmlBody)
{
var email = new MimeMessage();
email.From.Add(new MailboxAddress(_termSettings.Title, _mailSettings.FromAddress));
email.To.Add(MailboxAddress.Parse(toEmail));
email.Subject = subject;
var textPart = new TextPart(TextFormat.Html)
{
Text = htmlBody
};
email.Body = textPart;
using var smtp = new SmtpClient();
var secureOptions = _mailSettings.UseSsl ? SecureSocketOptions.StartTls : SecureSocketOptions.Auto;
await smtp.ConnectAsync(_mailSettings.Host, _mailSettings.Port, secureOptions);
if (!string.IsNullOrWhiteSpace(_mailSettings.Username))
{
await smtp.AuthenticateAsync(_mailSettings.Username, _mailSettings.Password);
}
await smtp.SendAsync(email);
await smtp.DisconnectAsync(true);
}
}
}