Added email support

2026-05-04 21:14:22 +02:00
parent 97eec30f20
commit 47534ce671
6 changed files with 172 additions and 2 deletions
@@ -0,0 +1,60 @@
+using LiteCharms.Models.Configuraton.Email;
+
+namespace LiteCharms.Features.Utilities.Commands.Handlers;
+
+public class SendEmailCommandHandler(IOptions<SmtpSettings> smtpOptions) : IRequestHandler<SendEmailCommand, Result>
+{
+    public async ValueTask<Result> Handle(SendEmailCommand request, CancellationToken cancellationToken)
+    {
+        try
+        {
+            var settings = smtpOptions.Value;
+
+            if(settings == null)
+                return Result.Fail(new Error("SMTP settings are not configured."));
+
+            if(settings.Credentials == null)
+                return Result.Fail(new Error("SMTP credentials are not configured."));
+
+            if(string.IsNullOrWhiteSpace(settings.Credentials.Username) || string.IsNullOrWhiteSpace(settings.Credentials.Password))
+                return Result.Fail(new Error("SMTP credentials are incomplete."));
+
+            if(string.IsNullOrWhiteSpace(settings.Host) || settings.Port == 0)
+                return Result.Fail(new Error("SMTP host and port must be configured."));
+
+            var message = new MimeMessage();
+            message.From.Add(new MailboxAddress(request.SenderName, request.From!));
+            message.To.Add(new MailboxAddress(request.RecipientName, request.To!));
+            message.Subject = request.Subject!;
+
+            var bodyBuilder = new BodyBuilder();
+
+            if(request.Attachment?.Length > 0 && !string.IsNullOrEmpty(request.AttachmentFileName))
+                bodyBuilder.Attachments.Add(request.AttachmentFileName!, request.Attachment!, cancellationToken);
+
+            if (!request.IsHtml) bodyBuilder.TextBody = request.Message;
+            if (request.IsHtml) bodyBuilder.HtmlBody = request.Message;
+
+            message.Body = bodyBuilder.ToMessageBody();
+
+            using var client = new SmtpClient();
+
+            await client.ConnectAsync(settings.Host!, settings.Port, settings.UseSsl, cancellationToken);
+            await client.AuthenticateAsync(settings.Credentials!.Username!, settings.Credentials.Password!, cancellationToken);
+
+            var response = await client.SendAsync(message, cancellationToken);
+
+            bool emailSent = response.Contains("OK", StringComparison.InvariantCultureIgnoreCase);
+
+            await client.DisconnectAsync(true, cancellationToken);
+
+            return emailSent
+                ? Result.Ok()
+                : Result.Fail(new Error("Failed to send email. SMTP response: " + response));
+        }
+        catch (Exception ex)
+        {
+            return Result.Fail(new Error(ex.Message).CausedBy(ex));
+        }
+    }
+}