First Commit

2026-03-21 11:55:27 +01:00
commit 2e8a29b4d0
1757 changed files with 166084 additions and 0 deletions
@@ -0,0 +1,69 @@
+using System.Net;
+using System.Net.Mail;
+
+namespace JobTrackerApi.Services;
+
+public interface IAppEmailSender
+{
+    Task SendAsync(string toEmail, string subject, string bodyText, CancellationToken cancellationToken = default);
+}
+
+public sealed class SmtpEmailSender : IAppEmailSender
+{
+    private readonly IConfiguration _cfg;
+    private readonly ILogger<SmtpEmailSender> _logger;
+
+    public SmtpEmailSender(IConfiguration cfg, ILogger<SmtpEmailSender> logger)
+    {
+        _cfg = cfg;
+        _logger = logger;
+    }
+
+    public async Task SendAsync(string toEmail, string subject, string bodyText, CancellationToken cancellationToken = default)
+    {
+        var host = (_cfg["Email:SmtpHost"] ?? "").Trim();
+        var user = (_cfg["Email:SmtpUser"] ?? "").Trim();
+        var pass = (_cfg["Email:SmtpPassword"] ?? "").Trim();
+        var from = (_cfg["Email:From"] ?? user).Trim();
+        var fromName = (_cfg["Email:FromName"] ?? "Job Tracker").Trim();
+
+        var port = _cfg.GetValue("Email:SmtpPort", 587);
+        if (port <= 0) port = 587;
+
+        var enableSsl = _cfg.GetValue("Email:SmtpEnableSsl", true);
+        var timeoutMs = _cfg.GetValue("Email:SmtpTimeoutMs", 15000);
+        if (timeoutMs <= 0) timeoutMs = 15000;
+
+        var enabled = _cfg.GetValue("Email:Enabled", false);
+        if (!enabled)
+        {
+            _logger.LogWarning("Email sending is disabled (Email:Enabled=false). Suppressed email to {To} subject={Subject}", toEmail, subject);
+            return;
+        }
+
+        if (string.IsNullOrWhiteSpace(host)) throw new InvalidOperationException("Email:SmtpHost is not configured.");
+        if (string.IsNullOrWhiteSpace(from)) throw new InvalidOperationException("Email:From is not configured.");
+
+        using var msg = new MailMessage();
+        msg.From = new MailAddress(from, string.IsNullOrWhiteSpace(fromName) ? null : fromName);
+        msg.To.Add(new MailAddress(toEmail));
+        msg.Subject = subject;
+        msg.Body = bodyText;
+        msg.IsBodyHtml = false;
+
+        using var smtp = new SmtpClient(host, port)
+        {
+            EnableSsl = enableSsl,
+            DeliveryMethod = SmtpDeliveryMethod.Network,
+            Timeout = timeoutMs,
+        };
+
+        if (!string.IsNullOrWhiteSpace(user))
+        {
+            smtp.Credentials = new NetworkCredential(user, pass);
+        }
+
+        // SmtpClient has no CancellationToken support; run on thread pool.
+        await Task.Run(() => smtp.Send(msg), cancellationToken);
+    }
+}