Added playlist renaming functionality.

Harmonia.Core/Playlists/Playlist.cs

@@ -14,6 +14,24 @@ public class Playlist
 
     public event EventHandler<PlaylistUpdatedEventArgs>? PlaylistUpdated;
 
+    public void SetName(string name)
+    {
+        if (string.Equals(Name, name, StringComparison.Ordinal))
+            return;
+
+        Name = name;
+
+        PlaylistUpdatedEventArgs eventArgs = new()
+        {
+            Action = PlaylistUpdateAction.Rename,
+            Index = -1,
+            Count = 0,
+            Songs = []
+        };
+
+        PlaylistUpdated?.Invoke(this, eventArgs);
+    }
+
     public void Lock()
     {
         if (IsLocked)

Harmonia.Core/Playlists/PlaylistUpdateAction.cs

@@ -22,6 +22,7 @@ public enum PlaylistUpdateAction
     /// The tags of the songs in the collection were refreshed.
     /// </summary>
     Refresh,
+    Rename,
     Lock,
     Unlock
 }

Harmonia.WinUI/Messaging/IMessageService.cs

@@ -5,4 +5,5 @@ namespace Harmonia.WinUI.Messaging;
 public interface IMessageService
 {
     Task<bool> ConfirmAsync(string title, string message);
+    Task<string> InputTextAsync(string title, string message, string defaultText = "");
 }

Harmonia.WinUI/Messaging/WindowsMessageService.cs

@@ -27,4 +27,44 @@ public class WindowsMessageService : IMessageService
 
         return result == ContentDialogResult.Primary;
     }
+
+    public async Task<string> InputTextAsync(string title, string message, string defaultText = "")
+    {
+        TextBox inputTextBox = new()
+        {
+            Text = defaultText,
+            Margin = new Thickness(0, 10, 0, 0)
+        };
+
+        inputTextBox.SelectAll();
+
+        ContentDialog dialog = new()
+        {
+            XamlRoot = MainWindow.Content.XamlRoot,
+            Style = Application.Current.Resources["DefaultContentDialogStyle"] as Style,
+            Title = title,
+            Content = new StackPanel
+            {
+                Children =
+                {
+                    new TextBlock { Text = message },
+                    inputTextBox
+                }
+            },
+            PrimaryButtonText = "OK",
+            CloseButtonText = "Cancel",
+            DefaultButton = ContentDialogButton.Primary
+        };
+
+        ContentDialogResult result = await dialog.ShowAsync();
+
+        if (result == ContentDialogResult.Primary)
+        {
+            return inputTextBox.Text;
+        }
+        else
+        {
+            return string.Empty;
+        }
+    }
 }

Harmonia.WinUI/ViewModels/PlaylistDetailViewModel.cs

@@ -158,6 +158,7 @@ public partial class PlaylistDetailViewModel : ViewModelBase
     public IRelayCommand RandomizeSelectedCommand { get; }
     public IRelayCommand ReverseAllCommand { get; }
     public IRelayCommand ReverseSelectedCommand { get; }
+    public IAsyncRelayCommand RenamePlaylistCommand { get; }
     public IRelayCommand LockPlaylistCommand { get; }
     public IRelayCommand UnlockPlaylistCommand { get; }
 
@@ -212,6 +213,7 @@ public partial class PlaylistDetailViewModel : ViewModelBase
         RandomizeSelectedCommand = new RelayCommand(RandomizeSelectedSongs, AreMultipleSongsSelected);
         ReverseAllCommand = new RelayCommand(ReverseAllSongs);
         ReverseSelectedCommand = new RelayCommand(ReverseSelectedSongs, AreMultipleSongsSelected);
+        RenamePlaylistCommand = new AsyncRelayCommand(RenamePlaylist);
         LockPlaylistCommand = new RelayCommand(LockPlaylist);
         UnlockPlaylistCommand = new RelayCommand(UnlockPlaylist);
 
@@ -762,6 +764,22 @@ public partial class PlaylistDetailViewModel : ViewModelBase
         Playlist?.Unlock();
     }
 
+    private async Task RenamePlaylist()
+    {
+        if (Playlist == null)
+            return;
+
+        string newName = await _messageService.InputTextAsync(
+            $"Rename Playlist - {Playlist.Name}",
+            "Enter a new name for the playlist:",
+            Playlist.Name ?? string.Empty);
+
+        if (string.IsNullOrWhiteSpace(newName))
+            return;
+
+        Playlist.SetName(newName);
+    }
+
     #endregion
 }
 

Harmonia.WinUI/ViewModels/PlaylistItemViewModel.cs

@@ -9,6 +9,19 @@ public partial class PlaylistItemViewModel : ObservableObject
 {
     public Playlist Playlist { get; private set; }
 
+    private string _name = string.Empty;
+    public string Name
+    {
+        get
+        {
+            return _name;
+        }
+        set
+        {
+            SetProperty(ref _name, value);
+        }
+    }
+
     private string _summary = string.Empty;
     public string Summary
     {
@@ -41,6 +54,8 @@ public partial class PlaylistItemViewModel : ObservableObject
 
     private void UpdateMetaData()
     {
+        Name = Playlist.Name ?? "Untitled Playlist";
+
         TimeSpan total = TimeSpan.FromSeconds(Playlist.Songs.Sum(s => s.Song.Length.TotalSeconds));
         Summary = $"{Playlist.Songs.Count} songs / {total:h\\:mm\\:ss}";
     }

Harmonia.WinUI/Views/PlaylistDetailView.xaml

@@ -172,6 +172,9 @@
                             <MenuFlyoutItem Text="Remove Missing" Command="{Binding RemoveMissingSongsCommand}">
                             </MenuFlyoutItem>
 
+                            <MenuFlyoutItem Text="Rename Playlist" Command="{Binding RenamePlaylistCommand}">
+                            </MenuFlyoutItem>
+
                             <MenuFlyoutItem Text="Lock Playlist" Command="{Binding LockPlaylistCommand}" Visibility="{Binding IsPlaylistLocked, Converter={StaticResource InverseBoolToVis}}">
                             </MenuFlyoutItem>
 

Harmonia.WinUI/Views/PlaylistsView.xaml

@@ -33,7 +33,7 @@
                     <Viewbox Height="24" Width="24">
                         <PathIcon Data="{StaticResource MusicNoteList}" />
                     </Viewbox>
-                    <TextBlock Text="{x:Bind Playlist.Name}" FontSize="16" VerticalAlignment="Center" />
+                    <TextBlock Text="{x:Bind Name, Mode=OneWay}" FontSize="16" VerticalAlignment="Center" />
                 </StackPanel>
                 <StackPanel Grid.Column="1" Orientation="Horizontal" HorizontalAlignment="Right" VerticalAlignment="Center" Spacing="8">
                     <TextBlock Text="{x:Bind Summary, Mode=OneWay}" Style="{StaticResource PlaylistSubtitleTextBlock}" />