add church profile.

API/ROLAC.API/Services/Notifications/LineMessageChannel.cs

@@ -1,6 +1,5 @@
 using System.Net.Http.Headers;
 using System.Net.Http.Json;
-using Microsoft.Extensions.Options;
 
 namespace ROLAC.API.Services.Notifications;
 
@@ -11,12 +10,12 @@ public sealed class LineMessageChannel : IMessageChannel
     private const string ReplyUrl = "https://api.line.me/v2/bot/message/reply";
 
     private readonly HttpClient _http;
-    private readonly LineOptions _options;
+    private readonly INotificationSettingsService _settings;
 
-    public LineMessageChannel(HttpClient http, IOptions<LineOptions> options)
+    public LineMessageChannel(HttpClient http, INotificationSettingsService settings)
     {
         _http = http;
-        _options = options.Value;
+        _settings = settings;
     }
 
     public Task<MessageSendResult> PushToUserAsync(string externalId, string text, CancellationToken ct = default)
@@ -36,7 +35,8 @@ public sealed class LineMessageChannel : IMessageChannel
             {
                 Content = JsonContent.Create(payload),
             };
-            request.Headers.Authorization = new AuthenticationHeaderValue("Bearer", _options.ChannelAccessToken);
+            request.Headers.Authorization =
+                new AuthenticationHeaderValue("Bearer", _settings.GetLine().ChannelAccessToken);
 
             using var response = await _http.SendAsync(request, ct);
             if (response.IsSuccessStatusCode) return new MessageSendResult(true, null);

API/ROLAC.API/Services/Notifications/MailKitSmtpDispatcher.cs

@@ -1,21 +1,22 @@
 using MailKit.Net.Smtp;
 using MailKit.Security;
-using Microsoft.Extensions.Options;
 using MimeKit;
 
 namespace ROLAC.API.Services.Notifications;
 
-/// <summary>Sends a single email via MailKit using the configured SMTP server.</summary>
+/// <summary>Sends a single email via MailKit using the current (DB-backed) SMTP settings.</summary>
 public sealed class MailKitSmtpDispatcher : ISmtpDispatcher
 {
-    private readonly SmtpOptions _options;
+    private readonly INotificationSettingsService _settings;
 
-    public MailKitSmtpDispatcher(IOptions<SmtpOptions> options) => _options = options.Value;
+    public MailKitSmtpDispatcher(INotificationSettingsService settings) => _settings = settings;
 
     public async Task SendAsync(OutboundEmail email, CancellationToken ct = default)
     {
+        var options = _settings.GetSmtp();
+
         var message = new MimeMessage();
-        message.From.Add(new MailboxAddress(_options.FromName, _options.FromAddress));
+        message.From.Add(new MailboxAddress(options.FromName, options.FromAddress));
         message.To.Add(MailboxAddress.Parse(email.ToAddress));
         message.Subject = email.Subject;
 
@@ -28,10 +29,10 @@ public sealed class MailKitSmtpDispatcher : ISmtpDispatcher
         message.Body = builder.ToMessageBody();
 
         using var client = new SmtpClient();
-        var socketOptions = _options.UseSsl ? SecureSocketOptions.StartTls : SecureSocketOptions.Auto;
-        await client.ConnectAsync(_options.Host, _options.Port, socketOptions, ct);
-        if (!string.IsNullOrEmpty(_options.User))
-            await client.AuthenticateAsync(_options.User, _options.Password, ct);
+        var socketOptions = options.UseSsl ? SecureSocketOptions.StartTls : SecureSocketOptions.Auto;
+        await client.ConnectAsync(options.Host, options.Port, socketOptions, ct);
+        if (!string.IsNullOrEmpty(options.User))
+            await client.AuthenticateAsync(options.User, options.Password, ct);
         await client.SendAsync(message, ct);
         await client.DisconnectAsync(true, ct);
     }

API/ROLAC.API/Services/Notifications/NotificationSettingsService.cs

@@ -0,0 +1,98 @@
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Options;
+using ROLAC.API.Data;
+
+namespace ROLAC.API.Services.Notifications;
+
+/// <summary>
+/// Supplies the current SMTP/Line settings from the <c>NotificationSetting</c> singleton row,
+/// caching a snapshot in memory so send paths don't hit the DB on every message. Registered as a
+/// singleton; the Settings UI calls <see cref="Reload"/> after an edit so changes take effect
+/// without restarting the API. Falls back to the "Smtp"/"Line" appsettings sections if the row
+/// has not been seeded yet.
+/// </summary>
+public interface INotificationSettingsService
+{
+    SmtpOptions GetSmtp();
+    LineOptions GetLine();
+    void Reload();
+}
+
+public sealed class NotificationSettingsService : INotificationSettingsService
+{
+    private readonly IServiceScopeFactory _scopeFactory;
+    private readonly IOptions<SmtpOptions> _smtpFallback;
+    private readonly IOptions<LineOptions> _lineFallback;
+    private readonly object _gate = new();
+
+    private SmtpOptions? _smtp;
+    private LineOptions? _line;
+
+    public NotificationSettingsService(
+        IServiceScopeFactory scopeFactory,
+        IOptions<SmtpOptions> smtpFallback,
+        IOptions<LineOptions> lineFallback)
+    {
+        _scopeFactory = scopeFactory;
+        _smtpFallback = smtpFallback;
+        _lineFallback = lineFallback;
+    }
+
+    public SmtpOptions GetSmtp()
+    {
+        EnsureLoaded();
+        return _smtp!;
+    }
+
+    public LineOptions GetLine()
+    {
+        EnsureLoaded();
+        return _line!;
+    }
+
+    public void Reload()
+    {
+        lock (_gate)
+        {
+            _smtp = null;
+            _line = null;
+        }
+    }
+
+    private void EnsureLoaded()
+    {
+        lock (_gate)
+        {
+            if (_smtp is not null && _line is not null)
+                return;
+
+            using var scope = _scopeFactory.CreateScope();
+            var db = scope.ServiceProvider.GetRequiredService<AppDbContext>();
+            var row = db.NotificationSettings.AsNoTracking().OrderBy(s => s.Id).FirstOrDefault();
+
+            if (row is null)
+            {
+                // Not seeded yet — use the appsettings values so sends still work.
+                _smtp = _smtpFallback.Value;
+                _line = _lineFallback.Value;
+                return;
+            }
+
+            _smtp = new SmtpOptions
+            {
+                Host        = row.SmtpHost,
+                Port        = row.SmtpPort,
+                UseSsl      = row.SmtpUseSsl,
+                User        = row.SmtpUser,
+                Password    = row.SmtpPassword,
+                FromAddress = row.FromAddress,
+                FromName    = row.FromName,
+            };
+            _line = new LineOptions
+            {
+                ChannelAccessToken = row.LineChannelAccessToken,
+                ChannelSecret      = row.LineChannelSecret,
+            };
+        }
+    }
+}