feat: Implement Playlists and Programs Management

- Added PlaylistsGroupViewModel to manage playlists and selection. - Introduced ProgramsGroupViewModel for handling program groups and subscriptions. - Created ProgramsListViewModel to manage individual program listings. - Developed SettingsViewModel for user settings including playlist management. - Implemented TVPlayerViewModel as the main view model coordinating screens and data. - Added PlayerView for video playback with LibVLC integration. - Created XAML views for PlaylistsGroup, ProgramsGroup, ProgramsList, and Settings. - Added sample M3U playlist for testing. - Documented WPF build instructions and project structure in WPF-BUILD.md. - Configured global.json for .NET SDK versioning.
2026-03-22 12:11:24 +02:00
parent a6ec011e79
commit 1e8e444376
82 changed files with 2970 additions and 1687 deletions
@@ -0,0 +1,109 @@
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
+using LibVLCSharp.Shared;
+using System.ComponentModel;
+using TV_Player.AvaloniaApp.ViewModels;
+
+namespace TV_Player.AvaloniaApp.Views;
+
+public partial class PlayerView : UserControl
+{
+    private LibVLC? _libVlc;
+    private MediaPlayer? _mediaPlayer;
+    private PlayerViewModel? _viewModel;
+    private bool _initialized;
+
+    public PlayerView()
+    {
+        AvaloniaXamlLoader.Load(this);
+        DataContextChanged += OnDataContextChanged;
+        AttachedToVisualTree += OnAttachedToVisualTree;
+        DetachedFromVisualTree += OnDetachedFromVisualTree;
+    }
+
+    private void OnAttachedToVisualTree(object? sender, Avalonia.VisualTreeAttachmentEventArgs e)
+    {
+        if (_initialized)
+            return;
+
+        Core.Initialize();
+        _libVlc = new LibVLC(enableDebugLogs: true);
+        _mediaPlayer = new MediaPlayer(_libVlc)
+        {
+            EnableHardwareDecoding = true
+        };
+
+        VideoView.MediaPlayer = _mediaPlayer;
+        _initialized = true;
+        PlayCurrentStream();
+    }
+
+    private void OnDetachedFromVisualTree(object? sender, Avalonia.VisualTreeAttachmentEventArgs e)
+    {
+        if (_viewModel != null)
+        {
+            _viewModel.PropertyChanged -= OnViewModelPropertyChanged;
+        }
+
+        _mediaPlayer?.Stop();
+        _mediaPlayer?.Dispose();
+        _libVlc?.Dispose();
+        _mediaPlayer = null;
+        _libVlc = null;
+        _initialized = false;
+    }
+
+    private void OnDataContextChanged(object? sender, System.EventArgs e)
+    {
+        if (_viewModel != null)
+        {
+            _viewModel.PropertyChanged -= OnViewModelPropertyChanged;
+        }
+
+        _viewModel = DataContext as PlayerViewModel;
+        if (_viewModel != null)
+        {
+            _viewModel.PropertyChanged += OnViewModelPropertyChanged;
+        }
+
+        PlayCurrentStream();
+    }
+
+    private void OnViewModelPropertyChanged(object? sender, PropertyChangedEventArgs e)
+    {
+        if (e.PropertyName == nameof(PlayerViewModel.StreamUrl))
+        {
+            PlayCurrentStream();
+        }
+    }
+
+    private void PlayCurrentStream()
+    {
+        if (!_initialized || _viewModel == null || _mediaPlayer == null || _libVlc == null)
+            return;
+
+        if (string.IsNullOrWhiteSpace(_viewModel.StreamUrl))
+        {
+            _viewModel.SetPlaybackStatus("No stream URL available for this channel.");
+            return;
+        }
+
+        try
+        {
+            if (_mediaPlayer.Media != null)
+            {
+                _mediaPlayer.Stop();
+                _mediaPlayer.Media.Dispose();
+            }
+
+            var media = new Media(_libVlc, new Uri(_viewModel.StreamUrl));
+            _mediaPlayer.Media = media;
+            _mediaPlayer.Play();
+            _viewModel.SetPlaybackStatus("Playing with embedded VLC.");
+        }
+        catch (System.Exception ex)
+        {
+            _viewModel.SetPlaybackStatus($"Embedded playback failed: {ex.Message}. Use Open Externally as a fallback.");
+        }
+    }
+}