feat: fase 2 - services externos (dte, transbank, email)

- New solution ServicesExternos.slnx with standalone API project - DteService + DteController (LibreDTE: emitir, generar PDF, consultar folio) - TransbankService + TransbankController (crear transacción, confirmar, voucher SP) - EmailService + EmailController (MailKit: send with HTML + attachments) - Models for DTE, Transbank, Email requests/responses - Dockerfile + appsettings.json with all service configs - HttpClient factory for Transbank and LibreDTE - Build: 0 errors
2026-07-08 10:33:21 -04:00
parent 202a59326b
commit c43dbcce8b
17 changed files with 580 additions and 7 deletions
@@ -0,0 +1,70 @@
+using MailKit.Net.Smtp;
+using MailKit.Security;
+using MimeKit;
+using ServicesExternos.API.Models;
+
+namespace ServicesExternos.API.Services;
+
+public class EmailService
+{
+    private readonly string _smtpHost;
+    private readonly int _smtpPort;
+    private readonly string _smtpUser;
+    private readonly string _smtpPassword;
+
+    public EmailService(IConfiguration configuration)
+    {
+        _smtpHost = configuration["Email:Host"] ?? "smtp.gmail.com";
+        _smtpPort = int.Parse(configuration["Email:Port"] ?? "587");
+        _smtpUser = configuration["Email:User"] ?? "noresponder@norteamericano.cl";
+        _smtpPassword = configuration["Email:Password"] ?? "";
+    }
+
+    public async Task<string> SendAsync(EmailRequest request)
+    {
+        try
+        {
+            var message = new MimeMessage();
+            message.From.Add(new MailboxAddress("Norteamericano", _smtpUser));
+            message.To.Add(new MailboxAddress("", request.To));
+            message.Subject = request.Subject;
+
+            var body = new TextPart(request.IsHtml ? "html" : "plain")
+            {
+                Text = request.Body
+            };
+
+            if (request.AttachmentPaths != null && request.AttachmentPaths.Count > 0)
+            {
+                var multipart = new Multipart("mixed") { body };
+                foreach (var path in request.AttachmentPaths)
+                {
+                    if (File.Exists(path))
+                        multipart.Add(new MimePart("application", "pdf")
+                        {
+                            Content = new MimeContent(File.OpenRead(path), ContentEncoding.Default),
+                            ContentDisposition = new ContentDisposition(ContentDisposition.Attachment),
+                            FileName = Path.GetFileName(path)
+                        });
+                }
+                message.Body = multipart;
+            }
+            else
+            {
+                message.Body = body;
+            }
+
+            using var client = new SmtpClient();
+            await client.ConnectAsync(_smtpHost, _smtpPort, SecureSocketOptions.StartTls);
+            await client.AuthenticateAsync(_smtpUser, _smtpPassword);
+            await client.SendAsync(message);
+            await client.DisconnectAsync(true);
+
+            return "ok";
+        }
+        catch (Exception ex)
+        {
+            return $"Error: {ex.Message}";
+        }
+    }
+}