Aufnahme-Feature entfernt - libVLC sout-duplicate Hall-Problem nicht loesbar

Assets/online-sources.json

@@ -47,7 +47,7 @@
   "web": [
     { "name": "YouTube",            "url": "https://www.youtube.com" },
     { "name": "ARD Mediathek",      "url": "https://www.ardmediathek.de" },
-    { "name": "ZDF Mediathek",      "url": "https://www.zdf.de/serien-und-filme" },
+    { "name": "ZDF Mediathek",      "url": "https://www.zdf.de/" },
     { "name": "Netflix",            "url": "https://www.netflix.com" },
     { "name": "Disney+",            "url": "https://www.disneyplus.com" },
     { "name": "Joyn",               "url": "https://www.joyn.de" },

MainWindow.xaml

@@ -227,41 +227,39 @@
                 <RowDefinition Height="Auto"/>
             </Grid.RowDefinitions>
 
-            <!-- VideoView + WebView2: beide im gleichen Grid-Cell, Visibility steuert wer sichtbar ist -->
+            <!-- VideoView + WebView2 + EPG-Overlay: alle im gleichen Grid-Cell -->
             <Grid Grid.Row="0">
+
                 <!-- VLC-Player fuer TV/Radio -->
                 <vlc:VideoView x:Name="VideoView" Background="Black">
                     <Border x:Name="VideoOverlay"
                             Background="#01000000"
                             PreviewMouseLeftButtonDown="VideoClickCatcher_DoubleClick">
                         <Grid>
-
-                            <!-- Radio-Cover bei Audio-Streams — INNERHALB VideoView damit es die native HWND überdeckt -->
-                            <Border x:Name="RadioCover" Visibility="Collapsed"
-                                    Background="#1A1A1A">
+                            <!-- Radio-Cover bei Audio-Streams -->
+                            <Border x:Name="RadioCover" Visibility="Collapsed" Background="#1A1A1A">
                                 <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center">
                                     <Image x:Name="RadioLogo" Width="200" Height="200" Stretch="Uniform"
                                            RenderOptions.BitmapScalingMode="HighQuality"/>
                                     <TextBlock x:Name="RadioFallbackIcon" Text="📻"
                                                FontSize="120" Foreground="#444"
-                                               HorizontalAlignment="Center"
-                                               Visibility="Collapsed"/>
+                                               HorizontalAlignment="Center" Visibility="Collapsed"/>
                                     <TextBlock x:Name="TxtRadioName"
                                                FontSize="24" FontWeight="Bold" Foreground="White"
                                                HorizontalAlignment="Center" Margin="0,24,0,0"/>
                                     <TextBlock x:Name="TxtRadioText"
                                                FontSize="16" Foreground="#0078D4" FontWeight="SemiBold"
                                                HorizontalAlignment="Center" Margin="24,12,24,0"
-                                               TextWrapping="Wrap" TextAlignment="Center"
-                                               MaxWidth="600"/>
+                                               TextWrapping="Wrap" TextAlignment="Center" MaxWidth="600"/>
                                 </StackPanel>
                             </Border>
 
-                            <!-- EPG-Overlay (Joyn-Style): liegt INNERHALB der VideoView damit Klicks ber HWND funktionieren -->
+                            <!-- EPG-Overlay: INNERHALB VideoView (HWND-Grenze)
+                                 VideoView wird beim EPG-Oeffnen immer sichtbar gemacht,
+                                 auch wenn WebView aktiv war -->
                             <Border x:Name="EpgOverlay" Visibility="Collapsed"
                                     Background="#D8000000">
                                 <DockPanel>
-                                    <!-- Header: Programm + Datum/Zeit + Schließen -->
                                     <Grid DockPanel.Dock="Top" Background="#0A0A0A" Height="60">
                                         <Grid.ColumnDefinitions>
                                             <ColumnDefinition Width="Auto"/>
@@ -277,20 +275,11 @@
                                             <Button x:Name="BtnCloseEpg" Content="✕" FontSize="18"
                                                     Width="40" Height="40"
                                                     Background="Transparent" Foreground="White" BorderThickness="0"
-                                                    Cursor="Hand"
-                                                    Click="BtnCloseEpg_Click"
-                                                    ToolTip="Schließen (Esc)"/>
+                                                    Cursor="Hand" Click="BtnCloseEpg_Click" ToolTip="Schließen (Esc)"/>
                                         </StackPanel>
                                     </Grid>
-
-                                    <!-- Status-Zeile (Lade EPG… etc.) -->
                                     <TextBlock x:Name="TxtEpgOverlayStatus" DockPanel.Dock="Bottom"
-                                               Foreground="#888" FontSize="11" Padding="24,8"
-                                               Background="#0A0A0A"/>
-
-                                    <!-- Scrollbares EPG-Grid (Canvas) -->
-                                    <!-- ScrollBar-Style explizit hier weil vlc:VideoView eine eigene HWND hat
-                                         und Window.Resources-Styles dort nicht greifen -->
+                                               Foreground="#888" FontSize="11" Padding="24,8" Background="#0A0A0A"/>
                                     <ScrollViewer x:Name="EpgScrollViewer"
                                                   HorizontalScrollBarVisibility="Auto"
                                                   VerticalScrollBarVisibility="Auto"
@@ -346,14 +335,9 @@
                     </Border>
                 </vlc:VideoView>
 
-                <!-- WebView2 fuer Web-Sender (YouTube, Netflix, Mediatheken etc.) -->
-                <!-- Persistentes User-Data-Profil: Login bleibt erhalten -->
-                <!-- Liegt VOR dem VideoView im Z-Order, damit Klicks nicht vom VideoOverlay gefangen werden -->
-                <wv2:WebView2 x:Name="WebView"
-                              Visibility="Collapsed"
-                              Panel.ZIndex="5"/>
+                <!-- WebView2 fuer Web-Sender -->
+                <wv2:WebView2 x:Name="WebView" Visibility="Collapsed" Panel.ZIndex="5"/>
 
-                <!-- Kein Burger-Button mehr - Strg+B zum Einblenden der Seitenleiste -->
                 <TextBlock x:Name="TxtNoChannel"
                            Text="Wähle einen Sender aus der Liste"
                            Foreground="#666" FontSize="18"

MainWindow.xaml.cs

@@ -19,11 +19,12 @@ public partial class MainWindow : Window
     private Media? _currentMedia;
     private AppSettings _settings = AppSettings.Load();
     private readonly EpgService _epgService = new();
+    private readonly ReminderService _reminderService = new();
     private readonly LogoService _logoService = new();
 
     private readonly ObservableCollection<Channel> _allChannels = new();
     private readonly ObservableCollection<Channel> _filteredChannels = new();
-    private string _currentCategory = "all";
+    private string _currentCategory = "fav";  // wird in MainWindow_Loaded aus Settings gesetzt
     private string _searchTerm = "";
     private Channel? _currentChannel;
     private double _volumeBeforeMute = 80;
@@ -56,6 +57,7 @@ public partial class MainWindow : Window
         InitializeComponent();
         LstChannels.ItemsSource = _filteredChannels;
         TxtFritzBox.Text = $"FritzBox: {_settings.FritzBoxIp}";
+        _currentCategory = _settings.StartCategory;
         SldVolume.Value = _settings.Volume;
 
         DarkTitleBar.EnableFor(this);
@@ -66,21 +68,28 @@ public partial class MainWindow : Window
         _epgTimer = new DispatcherTimer { Interval = TimeSpan.FromMilliseconds(500) };
         _epgTimer.Tick += EpgTimer_Tick;
 
-        // Jede 10s: EIT-Daten aus Media neu lesen (libVLC feuert MetaChanged nicht bei laufendem EIT-Update)
-        // Jede 60s: XMLTV Jetzt/Danach refreshen
-        _epgRefreshTimer = new DispatcherTimer { Interval = TimeSpan.FromSeconds(10) };
-        var _epgRefreshTick = 0;
+        // Jede 60s: XMLTV Jetzt/Danach refreshen + EIT neu lesen
+        _epgRefreshTimer = new DispatcherTimer { Interval = TimeSpan.FromSeconds(60) };
         _epgRefreshTimer.Tick += (_, _) =>
         {
             if (_currentChannel == null) return;
+            // EIT auf Background-Thread lesen damit UI nicht blockiert
             if (_currentChannel.Source == ChannelSource.FritzBox && _currentMedia != null)
-                UpdateEpgFromMedia(_currentMedia);
-            _epgRefreshTick++;
-            if (_epgRefreshTick >= 6)
             {
-                _epgRefreshTick = 0;
-                UpdateNextFromEpgService(_currentChannel);
+                var media = _currentMedia;
+                Task.Run(() =>
+                {
+                    try
+                    {
+                        var nowPlaying = media.Meta(MetadataType.NowPlaying) ?? "";
+                        var showName = media.Meta(MetadataType.ShowName) ?? "";
+                        if (!string.IsNullOrWhiteSpace(nowPlaying) || !string.IsNullOrWhiteSpace(showName))
+                            Dispatcher.BeginInvoke(() => UpdateEpgFromMedia(media));
+                    }
+                    catch { }
+                });
             }
+            UpdateNextFromEpgService(_currentChannel);
         };
         _epgRefreshTimer.Start();
 
@@ -122,6 +131,22 @@ public partial class MainWindow : Window
         _ = InitializeWebViewAsync();
 
         await LoadChannelsAsync();
+        // Erinnerungs-Callback: Sender automatisch einschalten
+        _reminderService.SwitchToChannel = channelName =>
+        {
+            var ch = _allChannels.FirstOrDefault(c =>
+                c.Name.Equals(channelName, StringComparison.OrdinalIgnoreCase));
+            if (ch != null)
+            {
+                HideEpgOverlay();
+                var listEntry = _filteredChannels.FirstOrDefault(c =>
+                    c.Name.Equals(channelName, StringComparison.OrdinalIgnoreCase));
+                if (listEntry != null)
+                    LstChannels.SelectedItem = listEntry;
+                else
+                    PlayChannel(ch);
+            }
+        };
         RestoreLastChannel();
         _ = LoadEpgInBackgroundAsync();
     }
@@ -311,7 +336,7 @@ public partial class MainWindow : Window
             "radio-fritz"  => q.Where(c => c.Kind == ChannelKind.Radio && c.Source == ChannelSource.FritzBox),
             "radio-online" => q.Where(c => c.Kind == ChannelKind.Radio && c.Source == ChannelSource.Online),
             "web"          => q.Where(c => c.Kind == ChannelKind.Web),
-            "fav"          => MergeHdSd(q.Where(c => c.IsFavorite)),
+            "fav"          => q.Where(c => c.IsFavorite),  // kein MergeHdSd - Web-Sender wuerden sonst rausgefiltert
             _              => MergeHdSd(q.Where(c => c.Kind != ChannelKind.Web))  // "all" ohne Web
         };
 
@@ -367,6 +392,8 @@ public partial class MainWindow : Window
         TxtChannelSource.Foreground = ch.Source == ChannelSource.Online
             ? new System.Windows.Media.SolidColorBrush(System.Windows.Media.Color.FromRgb(0x00, 0x78, 0xD4))
             : new System.Windows.Media.SolidColorBrush(System.Windows.Media.Color.FromRgb(0x66, 0xBB, 0x6A));
+        // Aufnahme stoppen wenn Sender wechselt
+        // if (_isRecording) StopRecording();
         TxtNoChannel.Visibility = Visibility.Collapsed;
         UpdateFavButton();
 
@@ -396,7 +423,7 @@ public partial class MainWindow : Window
             _player.Media = media;
             _player.Play();
 
-            TxtEpgNow.Text = "EPG wird geladen…";
+            TxtEpgNow.Text = "EPG wird geladen\u2026";
             TxtEpgNext.Text = "";
 
             _epgTimer.Stop();
@@ -430,7 +457,7 @@ public partial class MainWindow : Window
 
         if (_webViewReady)
         {
-            WebView.Source = new Uri(ch.Url);
+            if (_webViewReady) WebView.CoreWebView2.Navigate(ch.Url); else WebView.Source = new Uri(ch.Url);
         }
         else
         {
@@ -440,7 +467,7 @@ public partial class MainWindow : Window
             {
                 retryTimer.Stop();
                 if (_webViewReady && _currentChannel?.Kind == ChannelKind.Web)
-                    WebView.Source = new Uri(ch.Url);
+                    if (_webViewReady) WebView.CoreWebView2.Navigate(ch.Url); else WebView.Source = new Uri(ch.Url);
             };
             retryTimer.Start();
         }
@@ -540,8 +567,14 @@ public partial class MainWindow : Window
         RadioFallbackIcon.Visibility = Visibility.Visible;
     }
 
+    private DateTime _lastMetaUpdate = DateTime.MinValue;
+
     private void OnMediaMetaChanged(object? sender, MediaMetaChangedEventArgs args)
     {
+        // Throttle: maximal alle 2s verarbeiten damit der UI-Thread nicht geflutet wird
+        var now = DateTime.Now;
+        if ((now - _lastMetaUpdate).TotalSeconds < 2) return;
+        _lastMetaUpdate = now;
         if (sender is Media m) Dispatcher.BeginInvoke(() => UpdateEpgFromMedia(m));
     }
 
@@ -761,12 +794,26 @@ public partial class MainWindow : Window
 
     private async void BtnEpgGrid_Click(object sender, RoutedEventArgs e)
     {
+        // EPG-Overlay liegt innerhalb VideoView (HWND) - VideoView muss sichtbar sein
+        if (_currentChannel?.Kind == ChannelKind.Web && _webViewReady)
+            await WebView.CoreWebView2.ExecuteScriptAsync(
+                "document.querySelectorAll('video,audio').forEach(m => m.pause())");
+        WebView.Visibility = Visibility.Collapsed;
+        VideoView.Visibility = Visibility.Visible;
+        VideoOverlay.Visibility = Visibility.Visible;
         await ShowEpgOverlayAsync();
     }
 
     private void BtnCloseEpg_Click(object sender, RoutedEventArgs e)
     {
         HideEpgOverlay();
+        // Wenn Web-Sender: WebView wieder zeigen
+        if (_currentChannel?.Kind == ChannelKind.Web)
+        {
+            VideoView.Visibility = Visibility.Collapsed;
+            VideoOverlay.Visibility = Visibility.Collapsed;
+            WebView.Visibility = Visibility.Visible;
+        }
     }
 
     // ────────── EPG-Overlay (Joyn-Style) ──────────
@@ -778,6 +825,8 @@ public partial class MainWindow : Window
     private const int EpgTotalHours = 8;
 
     private DateTime _epgStartTime;
+    private double _epgScrollH = 0;
+    private double _epgScrollV = 0;
 
     private async Task ShowEpgOverlayAsync()
     {
@@ -799,7 +848,7 @@ public partial class MainWindow : Window
         }
 
         TxtEpgOverlayStatus.Text = "Baue Programm\u2026";
-        await BuildEpgGridAsync();
+        await BuildEpgGridAsync(resetScroll: true);
     }
 
     private void HideEpgOverlay()
@@ -808,8 +857,13 @@ public partial class MainWindow : Window
         EpgCanvas.Children.Clear();
     }
 
-    private async Task BuildEpgGridAsync()
+
+    private async Task BuildEpgGridAsync(bool resetScroll = false)
     {
+        _epgScrollH = EpgScrollViewer.HorizontalOffset;
+        _epgScrollV = EpgScrollViewer.VerticalOffset;
+        await Dispatcher.InvokeAsync(() => EpgCanvas.Children.Clear(),
+            System.Windows.Threading.DispatcherPriority.Background);
         EpgCanvas.Children.Clear();
 
         var channels = _allChannels
@@ -839,8 +893,16 @@ public partial class MainWindow : Window
         }
 
         TxtEpgOverlayStatus.Text = $"{channels.Count} Sender \u00b7 {EpgTotalHours} Stunden";
-        EpgScrollViewer.ScrollToHorizontalOffset(0);
-        EpgScrollViewer.ScrollToVerticalOffset(0);
+        if (resetScroll)
+        {
+            EpgScrollViewer.ScrollToHorizontalOffset(0);
+            EpgScrollViewer.ScrollToVerticalOffset(0);
+        }
+        else
+        {
+            EpgScrollViewer.ScrollToHorizontalOffset(_epgScrollH);
+            EpgScrollViewer.ScrollToVerticalOffset(_epgScrollV);
+        }
     }
 
     private void BuildEpgHeader(double totalMinutes, double contentWidth, double contentHeight)
@@ -993,10 +1055,17 @@ public partial class MainWindow : Window
             BorderBrush = new System.Windows.Media.SolidColorBrush(borderColor),
             BorderThickness = new Thickness(1), CornerRadius = new CornerRadius(3),
             Cursor = Cursors.Hand,
-            ToolTip = $"{ev.StartTime:HH:mm}–{ev.EndTime:HH:mm}\n{ev.Title}" +
-                     (string.IsNullOrWhiteSpace(ev.Description) ? "" : $"\n\n{ev.Description}"),
-            Tag = ch, Child = content
+            Tag = ch
         };
+        box.Child = content;
+
+        // Tooltip mit Zeilenumbruch und Beschreibung
+        var ttText = $"{ev.StartTime:HH:mm}\u2013{ev.EndTime:HH:mm}  {ev.Title}";
+        if (!string.IsNullOrWhiteSpace(ev.Description))
+            ttText += $"\n\n{ev.Description}";
+        var tt = new ToolTip { MaxWidth = 420, Content = new TextBlock { Text = ttText, TextWrapping = TextWrapping.Wrap, FontSize = 12 } };
+        ToolTipService.SetShowDuration(box, 30000);
+        box.ToolTip = tt;
 
         box.MouseEnter += (_, _) => box.Background = new System.Windows.Media.SolidColorBrush(
             isCurrent ? System.Windows.Media.Color.FromRgb(0xB8, 0x21, 0x3A)
@@ -1016,6 +1085,67 @@ public partial class MainWindow : Window
                 PlayChannel(target);
         };
 
+        // Rechtsklick: Kontextmenu mit Erinnern-Option
+        box.MouseRightButtonDown += (_, args) =>
+        {
+            args.Handled = true;
+            var hasReminder = _reminderService.HasReminder(ch.Name, ev.StartTime);
+            var menu = new ContextMenu();
+
+            var remind = new MenuItem
+            {
+                Header = hasReminder ? "\u23f0 Erinnerung entfernen" : "\u23f0 5 min vorher erinnern",
+                FontSize = 13
+            };
+            remind.Click += (_, _) =>
+            {
+                if (hasReminder)
+                {
+                    var existing = _reminderService.Reminders
+                        .FirstOrDefault(r => r.ChannelName == ch.Name && r.StartTime == ev.StartTime);
+                    if (existing != null) _reminderService.Remove(existing.Id);
+                }
+                else
+                {
+                    _reminderService.Add(new Reminder
+                    {
+                        ChannelName = ch.Name,
+                        Title = ev.Title,
+                        Description = ev.Description ?? "",
+                        StartTime = ev.StartTime,
+                        EndTime = ev.EndTime,
+                        MinutesBefore = 5
+                    });
+                }
+                // Verzoegert neu bauen damit Event-Handler sauber abgeschlossen ist
+                Dispatcher.BeginInvoke(async () => await BuildEpgGridAsync(resetScroll: false),
+                    System.Windows.Threading.DispatcherPriority.Background);
+            };
+            menu.Items.Add(remind);
+            box.ContextMenu = menu;
+            menu.IsOpen = true;
+        };
+
+        // Erinnerungs-Indikator: bell-Icon oben rechts
+        if (_reminderService.HasReminder(ch.Name, ev.StartTime))
+        {
+            // box.Child auf null damit content aus dem logical tree raus ist
+            box.Child = null;
+            var bell = new TextBlock
+            {
+                Text = "\u23f0",
+                FontSize = 11,
+                HorizontalAlignment = HorizontalAlignment.Right,
+                VerticalAlignment = VerticalAlignment.Top,
+                Margin = new Thickness(0, 3, 4, 0),
+                IsHitTestVisible = false
+            };
+            var overlay = new Grid();
+            overlay.Children.Add(content);
+            overlay.Children.Add(bell);
+            box.Child = overlay;
+        }
+
         return box;
     }
 
@@ -1073,7 +1203,6 @@ public partial class MainWindow : Window
     {
         if (msg == WM_KEYDOWN && (int)wParam == VK_B)
         {
-            // GetKeyState(VK_CONTROL) - High-bit gesetzt = Taste gedrueckt
             var ctrl = (NativeMethods.GetKeyState(0x11) & 0x8000) != 0;
             if (ctrl)
                 Dispatcher.BeginInvoke(() => BtnSidebarToggle_Click(this, new RoutedEventArgs()));
@@ -1102,7 +1231,16 @@ public partial class MainWindow : Window
         {
             case Key.F11: ToggleFullscreen(); e.Handled = true; break;
             case Key.Escape:
-                if (EpgOverlay.Visibility == Visibility.Visible) HideEpgOverlay();
+                if (EpgOverlay.Visibility == Visibility.Visible)
+                {
+                    HideEpgOverlay();
+                    if (_currentChannel?.Kind == ChannelKind.Web)
+                    {
+                        VideoView.Visibility = Visibility.Collapsed;
+                        VideoOverlay.Visibility = Visibility.Collapsed;
+                        WebView.Visibility = Visibility.Visible;
+                    }
+                }
                 else if (_isFullscreen) ToggleFullscreen();
                 e.Handled = true;
                 break;

Models/Reminder.cs

@@ -0,0 +1,16 @@
+namespace FritzTV.Models;
+
+public class Reminder
+{
+    public Guid Id { get; set; } = Guid.NewGuid();
+    public required string ChannelName { get; set; }
+    public required string Title { get; set; }
+    public string Description { get; set; } = "";
+    public DateTime StartTime { get; set; }
+    public DateTime EndTime { get; set; }
+    public int MinutesBefore { get; set; } = 5;
+    public bool Fired { get; set; } = false;
+
+    /// <summary>Zeitpunkt zu dem die Benachrichtigung ausgelöst wird</summary>
+    public DateTime NotifyAt => StartTime.AddMinutes(-MinutesBefore);
+}

Services/AppPaths.cs

@@ -36,4 +36,5 @@ public static class AppPaths
     public static string Epg => Path.Combine(Root, "epg");
     public static string CrashLog => Path.Combine(Root, "crash.log");
     public static string WebView2Profile => Path.Combine(Root, "webview2");
+    public static string Reminders => Path.Combine(Root, "reminders.json");
 }

Services/AppSettings.cs

@@ -13,6 +13,9 @@ public class AppSettings
     /// <summary>Online-Sender (ÖR-TV + Webradio aus Assets\online-sources.json) zusätzlich zur FritzBox-Liste anzeigen</summary>
     public bool ShowOnlineSources { get; set; } = true;
 
+    /// <summary>Startkategorie beim App-Start (default: Favoriten)</summary>
+    public string StartCategory { get; set; } = "fav";
+
     private static readonly string ConfigPath = AppPaths.Settings;
 
     public static AppSettings Load()

Services/ReminderService.cs

@@ -0,0 +1,107 @@
+using System.IO;
+using System.Text.Json;
+using System.Windows.Threading;
+using FritzTV.Models;
+
+namespace FritzTV.Services;
+
+public class ReminderService
+{
+    private static readonly string RemindersPath = AppPaths.Reminders;
+    private readonly DispatcherTimer _checkTimer;
+    private List<Reminder> _reminders = new();
+
+    /// <summary>Feuert wenn eine Erinnerung faellig ist. Callback laeuft auf UI-Thread.</summary>
+    public event Action<Reminder>? ReminderDue;
+
+    public IReadOnlyList<Reminder> Reminders => _reminders.AsReadOnly();
+
+    public ReminderService()
+    {
+        Load();
+        _checkTimer = new DispatcherTimer { Interval = TimeSpan.FromSeconds(30) };
+        _checkTimer.Tick += (_, _) => CheckReminders();
+        _checkTimer.Start();
+    }
+
+    public void Add(Reminder reminder)
+    {
+        _reminders.Add(reminder);
+        Save();
+    }
+
+    public void Remove(Guid id)
+    {
+        _reminders.RemoveAll(r => r.Id == id);
+        Save();
+    }
+
+    public bool HasReminder(string channelName, DateTime startTime)
+        => _reminders.Any(r => r.ChannelName == channelName && r.StartTime == startTime);
+
+    private void CheckReminders()
+    {
+        var now = DateTime.Now;
+        var due = _reminders
+            .Where(r => !r.Fired && r.NotifyAt <= now && r.StartTime > now.AddMinutes(-30))
+            .ToList();
+
+        foreach (var r in due)
+        {
+            r.Fired = true;
+            FireNotification(r);
+            ReminderDue?.Invoke(r);
+        }
+
+        _reminders.RemoveAll(r => r.Fired && r.StartTime < now.AddHours(-1));
+        if (due.Any()) Save();
+    }
+
+    private void FireNotification(Reminder r)
+    {
+        try
+        {
+            var minLeft = (int)(r.StartTime - DateTime.Now).TotalMinutes;
+            var when = minLeft <= 0 ? "Jetzt" : $"In {minLeft} Minute{(minLeft == 1 ? "" : "n")}";
+            var msg = $"{when}: {r.Title}\n{r.ChannelName}  {r.StartTime:HH:mm}\u2013{r.EndTime:HH:mm}";
+
+            var result = System.Windows.MessageBox.Show(
+                msg + "\n\nJetzt einschalten?",
+                "\u23f0 HomeStream-Erinnerung",
+                System.Windows.MessageBoxButton.YesNo,
+                System.Windows.MessageBoxImage.Information);
+
+            if (result == System.Windows.MessageBoxResult.Yes)
+                SwitchToChannel?.Invoke(r.ChannelName);
+        }
+        catch { }
+    }
+
+    /// <summary>Wird aufgerufen wenn User bei Erinnerung "Jetzt einschalten" klickt.</summary>
+    public Action<string>? SwitchToChannel { get; set; }
+
+    private void Load()
+    {
+        try
+        {
+            if (File.Exists(RemindersPath))
+            {
+                var json = File.ReadAllText(RemindersPath);
+                _reminders = JsonSerializer.Deserialize<List<Reminder>>(json) ?? new();
+                _reminders.RemoveAll(r => r.StartTime < DateTime.Now.AddHours(-1));
+            }
+        }
+        catch { _reminders = new(); }
+    }
+
+    private void Save()
+    {
+        try
+        {
+            Directory.CreateDirectory(Path.GetDirectoryName(RemindersPath)!);
+            var json = JsonSerializer.Serialize(_reminders, new JsonSerializerOptions { WriteIndented = true });
+            File.WriteAllText(RemindersPath, json);
+        }
+        catch { }
+    }
+}

publish.ps1

@@ -77,16 +77,17 @@ if (-not $Tag) {
 }
 
 Write-Host "→ Forgejo-Release $Tag erstellen..."
-$headers = @{ 'Authorization' = "token $Token"; 'Content-Type' = 'application/json' }
-$body = @{
+$headers = @{ 'Authorization' = "token $Token"; 'Content-Type' = 'application/json; charset=utf-8' }
+$bodyObj = @{
     tag_name = $Tag
     name = "HomeStream $version"
-    body = "Self-contained Release für Windows 10/11 (x64). Keine .NET-Installation nötig."
+    body = "Self-contained Release fuer Windows 10/11 (x64). Keine .NET-Installation noetig."
     draft = $false
     prerelease = $false
-} | ConvertTo-Json
-
-$release = Invoke-RestMethod -Uri "$ApiBase/releases" -Method Post -Headers $headers -Body $body
+}
+# Explizit UTF-8 kodieren damit Umlaute korrekt uebertragen werden
+$bodyBytes = [System.Text.Encoding]::UTF8.GetBytes(($bodyObj | ConvertTo-Json))
+$release = Invoke-RestMethod -Uri "$ApiBase/releases" -Method Post -Headers $headers -Body $bodyBytes
 Write-Host "  Release-ID: $($release.id)"
 
 # ── 5. ZIP als Asset hochladen ────────────────────────────────────────────