Better working continuous shuffle

Handlers/MPDHandler.cs

@@ -497,21 +497,23 @@ namespace unison
 
         public async void QueryStats()
         {
-            Dictionary<string, string> response = await SafelySendCommandAsync(new StatsCommand());
+            Dictionary<string, string> Response = await SafelySendCommandAsync(new StatsCommand());
+            if (Response == null)
+                return;
 
-            _stats.Songs = int.Parse(response["songs"]);
+            _stats.Songs = int.Parse(Response["songs"]);
-            _stats.Albums = int.Parse(response["albums"]);
+            _stats.Albums = int.Parse(Response["albums"]);
-            _stats.Artists = int.Parse(response["artists"]);
+            _stats.Artists = int.Parse(Response["artists"]);
 
             TimeSpan time;
-            time = TimeSpan.FromSeconds(int.Parse(response["uptime"]));
+            time = TimeSpan.FromSeconds(int.Parse(Response["uptime"]));
             _stats.Uptime = time.ToString(@"dd\:hh\:mm\:ss");
-            time = TimeSpan.FromSeconds(int.Parse(response["db_playtime"]));
+            time = TimeSpan.FromSeconds(int.Parse(Response["db_playtime"]));
             _stats.TotalPlaytime = time.ToString(@"dd\:hh\:mm\:ss");
-            time = TimeSpan.FromSeconds(int.Parse(response["playtime"]));
+            time = TimeSpan.FromSeconds(int.Parse(Response["playtime"]));
             _stats.TotalTimePlayed = time.ToString(@"dd\:hh\:mm\:ss");
 
-            DateTime date = new DateTime(1970, 1, 1).AddSeconds(int.Parse(response["db_update"])).ToLocalTime();
+            DateTime date = new DateTime(1970, 1, 1).AddSeconds(int.Parse(Response["db_update"])).ToLocalTime();
             _stats.DatabaseUpdate = date.ToString("dd/MM/yyyy @ HH:mm");
         }
     }

Views/MainWindow.xaml

@@ -135,12 +135,12 @@
                 <TextBlock x:Name="Connection" HorizontalAlignment="Center" Text="Not connected" TextWrapping="Wrap" VerticalAlignment="Top" TextAlignment="Center" Foreground="{DynamicResource {x:Static SystemColors.ControlDarkDarkBrushKey}}" Margin="5,0,0,0" />
             </StackPanel>
             <StackPanel HorizontalAlignment="Right" Orientation="Horizontal" VerticalAlignment="Center" Margin="0,0,10,0">
-                <!--<Button x:Name="Shuffle" Padding="5, 2" HorizontalAlignment="Right" Margin="0,0,10,0" Background="{DynamicResource {x:Static SystemColors.ControlBrushKey}}">
+                <Button x:Name="Shuffle" Padding="5, 2" Click="Shuffle_Clicked" Margin="0,0,10,0" Background="{DynamicResource {x:Static SystemColors.ControlBrushKey}}" FocusVisualStyle="{x:Null}">
                     <StackPanel Orientation="Horizontal">
                         <emoji:TextBlock Text="🔁" Padding="0,0,0,2"/>
                         <TextBlock Text="Shuffle" Margin="5, 0, 0, 0"/>
                     </StackPanel>
-                </Button>-->
+                </Button>
                 <Button x:Name="Settings" Padding="5, 2" Click="Settings_Clicked" Background="{DynamicResource {x:Static SystemColors.ControlBrushKey}}" FocusVisualStyle="{x:Null}">
                     <StackPanel Orientation="Horizontal">
                         <emoji:TextBlock Text="🛠️"  Padding="0,0,0,2"/>

Views/MainWindow.xaml.cs

@@ -6,6 +6,8 @@ using System.Windows.Threading;
 using System.Windows.Interop;
 using System.Windows.Input;
 using System.Windows.Controls.Primitives;
+using MpcNET.Commands.Queue;
+using System.Diagnostics;
 
 namespace unison
 {
@@ -13,6 +15,7 @@ namespace unison
     {
         private readonly Settings _settingsWin;
         private readonly Radios _radiosWin;
+        private readonly Shuffle _shuffleWin;
         private readonly DispatcherTimer _timer;
         private readonly MPDHandler _mpd;
 
@@ -25,6 +28,7 @@ namespace unison
 
             _settingsWin = new Settings();
             _radiosWin = new Radios();
+            _shuffleWin = new Shuffle();
             _timer = new DispatcherTimer();
             _mpd = (MPDHandler)Application.Current.Properties["mpd"];
 
@@ -59,9 +63,12 @@ namespace unison
             }
             _settingsWin.UpdateConnectionStatus();
             Connection.Text = $"{Properties.Settings.Default.mpd_host}:{Properties.Settings.Default.mpd_port}";
+
+            _shuffleWin.ListGenre();
+            _shuffleWin.ListFolder();
         }
 
-        public void OnSongChanged(object sender, EventArgs e)
+        public async void OnSongChanged(object sender, EventArgs e)
         {
             if (_mpd.GetCurrentSong() == null)
                 return;
@@ -107,6 +114,32 @@ namespace unison
                     _timer.Start();
                 EndTime.Text = FormatSeconds(_mpd.GetCurrentSong().Time);
             }
+
+            Debug.WriteLine("Song changed called!");
+
+            // handle continuous shuffle
+            if (_shuffleWin.GetContinuous())
+            {
+                System.Collections.Generic.IEnumerable<MpcNET.Types.IMpdFile> a = await _mpd.SafelySendCommandAsync(new PlaylistCommand());
+                int queueSize = 0;
+                foreach (var i in a)
+                {
+                    Debug.WriteLine(i.Path);
+                    queueSize++;
+                }
+                Debug.WriteLine("queue size is: " + queueSize);
+
+                if (queueSize < 5)
+                {
+                    _shuffleWin.AddContinuousSongs();
+                }
+
+                // query queue
+                // if (queue.SongRemaining < 5)
+                //{
+                //    // query shuffle songs
+                //}
+            }
         }
 
         public void OnStatusChanged(object sender, EventArgs e)
@@ -229,6 +262,15 @@ namespace unison
                 _radiosWin.WindowState = WindowState.Normal;
         }
 
+        public void Shuffle_Clicked(object sender, RoutedEventArgs e)
+        {
+            _shuffleWin.Show();
+            _shuffleWin.Activate();
+
+            if (_shuffleWin.WindowState == WindowState.Minimized)
+                _shuffleWin.WindowState = WindowState.Normal;
+        }
+
         public void Settings_Clicked(object sender, RoutedEventArgs e)
         {
             _settingsWin.Show();

Views/Settings.xaml

@@ -44,25 +44,53 @@
                     </DockPanel>
                 </TabItem>
 
-                <TabItem Header="{x:Static properties:Resources.Stats}">
+
+                <TabItem Header="{x:Static properties:Resources.Settings_Shortcuts}">
                     <DockPanel Margin="8">
                         <GroupBox DockPanel.Dock="Top" Padding="0,4,0,0">
                             <GroupBox.Header>
                                 <TextBlock>
-                                    <emoji:EmojiInline Text="📊"/>
+                                    <emoji:EmojiInline Text="⌨️ "/>
-                                    <Run Text="{x:Static properties:Resources.Stats}"/>
+                                    <Run Text="{x:Static properties:Resources.Settings_Shortcuts}"></Run>
                                 </TextBlock>
                             </GroupBox.Header>
-                            <Grid VerticalAlignment="Top">
+                            <Grid>
-                                <TextBlock>
+                                <StackPanel>
-                                    <Run Text="{x:Static properties:Resources.Stats_Songs}"/><Run Text=" "/><Run x:Name="StatSong"/><LineBreak/>
+                                    <StackPanel Orientation="Horizontal">
-                                    <Run Text="{x:Static properties:Resources.Stats_Albums}"/><Run Text=" "/><Run x:Name="StatAlbum"/><LineBreak/>
+                                        <TextBox x:Name="VolumeOffset" TextWrapping="Wrap" Width="25" PreviewTextInput="NumberValidationTextBox" Margin="0,2,0,0"/>
-                                    <Run Text="{x:Static properties:Resources.Stats_Artists}"/><Run Text=" "/><Run x:Name="StatArtist"/><LineBreak/>
+                                        <TextBlock Text="{x:Static properties:Resources.Settings_VolumeOffset}" TextWrapping="Wrap" Margin="5,2,0,0"/>
-                                    <Run Text="{x:Static properties:Resources.Stats_TotalPlaytime}"/><Run Text=" "/><Run x:Name="StatTotalPlaytime"/><LineBreak/><LineBreak/>
+                                    </StackPanel>
-                                    <Run Text="{x:Static properties:Resources.Stats_Uptime}"/><Run Text=" "/><Run x:Name="StatUptime"/><LineBreak/>
+                                    <Grid MinWidth="300" Margin="0,5,0,0">
-                                    <Run Text="{x:Static properties:Resources.Stats_TotalTimePlayed}"/><Run Text=" "/><Run x:Name="StatTotalTimePlayed"/><LineBreak/>
+                                        <Grid.ColumnDefinitions>
-                                    <Run Text="{x:Static properties:Resources.Stats_LastDatabaseUpdate}"/><Run Text=" "/><Run x:Name="StatDatabaseUpdate"/>
+                                            <ColumnDefinition/>
-                                </TextBlock>
+                                            <ColumnDefinition/>
+                                        </Grid.ColumnDefinitions>
+                                        <Grid.RowDefinitions>
+                                            <RowDefinition/>
+                                            <RowDefinition/>
+                                            <RowDefinition/>
+                                            <RowDefinition/>
+                                            <RowDefinition/>
+                                            <RowDefinition/>
+                                            <RowDefinition/>
+                                        </Grid.RowDefinitions>
+                                        <TextBlock Text="{x:Static properties:Resources.Settings_NextTrack}" TextWrapping="Wrap" Grid.Column="0" Grid.Row="0" Margin="1"/>
+                                        <TextBlock Text="{x:Static properties:Resources.Settings_PreviousTrack}" TextWrapping="Wrap" Grid.Column="0" Grid.Row="1" Margin="1"/>
+                                        <TextBlock Text="{x:Static properties:Resources.Settings_PlayPause}" TextWrapping="Wrap" Grid.Column="0" Grid.Row="2" Margin="1"/>
+                                        <TextBlock Text="{x:Static properties:Resources.Settings_VolumeUp}" TextWrapping="Wrap" Grid.Column="0" Grid.Row="3" Margin="1"/>
+                                        <TextBlock Text="{x:Static properties:Resources.Settings_VolumeDown}" TextWrapping="Wrap" Grid.Column="0" Grid.Row="4" Margin="1"/>
+                                        <TextBlock Text="{x:Static properties:Resources.Settings_VolumeMute}" TextWrapping="Wrap" Grid.Column="0" Grid.Row="5" Margin="1"/>
+                                        <TextBlock Text="{x:Static properties:Resources.Settings_ShowWindow}" TextWrapping="Wrap" Grid.Column="0" Grid.Row="6" Margin="1"/>
+
+                                        <TextBlock Text="ctrl + media_next" TextWrapping="Wrap" Grid.Column="1" Grid.Row="0" Margin="1" HorizontalAlignment="Right" FontWeight="Bold"/>
+                                        <TextBlock Text="ctrl + media_prev" TextWrapping="Wrap" Grid.Column="1" Grid.Row="1" Margin="1" HorizontalAlignment="Right" FontWeight="Bold"/>
+                                        <TextBlock Text="ctrl + media_play" TextWrapping="Wrap" Grid.Column="1" Grid.Row="2" Margin="1" HorizontalAlignment="Right" FontWeight="Bold"/>
+                                        <TextBlock Text="ctrl + volume_up" TextWrapping="Wrap" Grid.Column="1" Grid.Row="3" Margin="1" HorizontalAlignment="Right" FontWeight="Bold"/>
+                                        <TextBlock Text="ctrl + volume_down" TextWrapping="Wrap" Grid.Column="1" Grid.Row="4" Margin="1" HorizontalAlignment="Right" FontWeight="Bold"/>
+                                        <TextBlock Text="ctrl + volume_mute" TextWrapping="Wrap" Grid.Column="1" Grid.Row="5" Margin="1" HorizontalAlignment="Right" FontWeight="Bold"/>
+                                        <TextBlock Text="ctrl + alt + enter" TextWrapping="Wrap" Grid.Column="1" Grid.Row="6" Margin="1" HorizontalAlignment="Right" FontWeight="Bold"/>
+                                    </Grid>
+                                </StackPanel>
                             </Grid>
                         </GroupBox>
                     </DockPanel>
@@ -98,57 +126,61 @@
                     </DockPanel>
                 </TabItem>
 
-                <TabItem Header="{x:Static properties:Resources.Settings_Shortcuts}">
+                <TabItem Header="Shuffle">
                     <DockPanel Margin="8">
                         <GroupBox DockPanel.Dock="Top" Padding="0,4,0,0">
                             <GroupBox.Header>
                                 <TextBlock>
-                                    <emoji:EmojiInline Text="⌨️ "/>
+                                    <emoji:EmojiInline Text="🔁 "/>
-                                    <Run Text="{x:Static properties:Resources.Settings_Shortcuts}"></Run>
+                                    <Run Text="Shuffle"></Run>
                                 </TextBlock>
                             </GroupBox.Header>
-                            <Grid>
+                            <Grid MaxWidth="500">
                                 <StackPanel>
                                     <StackPanel Orientation="Horizontal">
-                                        <TextBlock Text="{x:Static properties:Resources.Settings_VolumeOffset}" TextWrapping="Wrap" Margin="0,2,0,0"/>
+                                        <TextBox TextWrapping="Wrap" Width="25" PreviewTextInput="NumberValidationTextBox" Margin="0,2,0,0"/>
-                                        <TextBox x:Name="VolumeOffset" TextWrapping="Wrap" Width="25" PreviewTextInput="NumberValidationTextBox" Margin="8,2,0,0"/>
+                                        <TextBlock Text="Prevent repetition rate (0-100%)" TextWrapping="Wrap" Margin="5,2,0,0"/>
                                     </StackPanel>
-                                    <Grid MinWidth="300" Margin="0,5,0,0">
+                                    <TextBlock TextWrapping="Wrap" Margin="0,10,0,0">
-                                        <Grid.ColumnDefinitions>
+                                        <Run>The shuffle window allows to add random songs to your queue. Both options take into account the filter.</Run>
-                                            <ColumnDefinition/>
+                                        <Run>If the filter is empty, the entire music library is taken into account.</Run><LineBreak/><LineBreak/>
-                                            <ColumnDefinition/>
+                                        <Run FontWeight="Bold">Continuous shuffle</Run><LineBreak/>
-                                        </Grid.ColumnDefinitions>
+                                        <Run>By enabling this option, unison will automatically add songs to the queue so you never run out of songs to listen to.</Run>
-                                        <Grid.RowDefinitions>
+                                        <LineBreak/><LineBreak/>
-                                            <RowDefinition/>
+                                        
-                                            <RowDefinition/>
+                                        <Run FontWeight="Bold">Add to queue</Run><LineBreak/>
-                                            <RowDefinition/>
+                                        <Run>Add a fixed number of songs to the queue. It can take a long time to add more than 100 songs, so the option is limited to 1000 songs.</Run>
-                                            <RowDefinition/>
+                                    </TextBlock>
-                                            <RowDefinition/>
-                                            <RowDefinition/>
-                                            <RowDefinition/>
-                                        </Grid.RowDefinitions>
-                                        <TextBlock Text="{x:Static properties:Resources.Settings_NextTrack}" TextWrapping="Wrap" Grid.Column="0" Grid.Row="0" Margin="1"/>
-                                        <TextBlock Text="{x:Static properties:Resources.Settings_PreviousTrack}" TextWrapping="Wrap" Grid.Column="0" Grid.Row="1" Margin="1"/>
-                                        <TextBlock Text="{x:Static properties:Resources.Settings_PlayPause}" TextWrapping="Wrap" Grid.Column="0" Grid.Row="2" Margin="1"/>
-                                        <TextBlock Text="{x:Static properties:Resources.Settings_VolumeUp}" TextWrapping="Wrap" Grid.Column="0" Grid.Row="3" Margin="1"/>
-                                        <TextBlock Text="{x:Static properties:Resources.Settings_VolumeDown}" TextWrapping="Wrap" Grid.Column="0" Grid.Row="4" Margin="1"/>
-                                        <TextBlock Text="{x:Static properties:Resources.Settings_VolumeMute}" TextWrapping="Wrap" Grid.Column="0" Grid.Row="5" Margin="1"/>
-                                        <TextBlock Text="{x:Static properties:Resources.Settings_ShowWindow}" TextWrapping="Wrap" Grid.Column="0" Grid.Row="6" Margin="1"/>
-
-                                        <TextBlock Text="ctrl + media_next" TextWrapping="Wrap" Grid.Column="1" Grid.Row="0" Margin="1" HorizontalAlignment="Right" FontWeight="Bold"/>
-                                        <TextBlock Text="ctrl + media_prev" TextWrapping="Wrap" Grid.Column="1" Grid.Row="1" Margin="1" HorizontalAlignment="Right" FontWeight="Bold"/>
-                                        <TextBlock Text="ctrl + media_play" TextWrapping="Wrap" Grid.Column="1" Grid.Row="2" Margin="1" HorizontalAlignment="Right" FontWeight="Bold"/>
-                                        <TextBlock Text="ctrl + volume_up" TextWrapping="Wrap" Grid.Column="1" Grid.Row="3" Margin="1" HorizontalAlignment="Right" FontWeight="Bold"/>
-                                        <TextBlock Text="ctrl + volume_down" TextWrapping="Wrap" Grid.Column="1" Grid.Row="4" Margin="1" HorizontalAlignment="Right" FontWeight="Bold"/>
-                                        <TextBlock Text="ctrl + volume_mute" TextWrapping="Wrap" Grid.Column="1" Grid.Row="5" Margin="1" HorizontalAlignment="Right" FontWeight="Bold"/>
-                                        <TextBlock Text="ctrl + alt + enter" TextWrapping="Wrap" Grid.Column="1" Grid.Row="6" Margin="1" HorizontalAlignment="Right" FontWeight="Bold"/>
-                                    </Grid>
                                 </StackPanel>
                             </Grid>
                         </GroupBox>
                     </DockPanel>
                 </TabItem>
 
+                <TabItem Header="{x:Static properties:Resources.Stats}">
+                    <DockPanel Margin="8">
+                        <GroupBox DockPanel.Dock="Top" Padding="0,4,0,0">
+                            <GroupBox.Header>
+                                <TextBlock>
+                                    <emoji:EmojiInline Text="📊"/>
+                                    <Run Text="{x:Static properties:Resources.Stats}"/>
+                                </TextBlock>
+                            </GroupBox.Header>
+                            <Grid VerticalAlignment="Top">
+                                <TextBlock>
+                                    <Run Text="{x:Static properties:Resources.Stats_Songs}"/><Run Text=" "/><Run x:Name="StatSong"/><LineBreak/>
+                                    <Run Text="{x:Static properties:Resources.Stats_Albums}"/><Run Text=" "/><Run x:Name="StatAlbum"/><LineBreak/>
+                                    <Run Text="{x:Static properties:Resources.Stats_Artists}"/><Run Text=" "/><Run x:Name="StatArtist"/><LineBreak/>
+                                    <Run Text="{x:Static properties:Resources.Stats_TotalPlaytime}"/><Run Text=" "/><Run x:Name="StatTotalPlaytime"/><LineBreak/><LineBreak/>
+                                    <Run Text="{x:Static properties:Resources.Stats_Uptime}"/><Run Text=" "/><Run x:Name="StatUptime"/><LineBreak/>
+                                    <Run Text="{x:Static properties:Resources.Stats_TotalTimePlayed}"/><Run Text=" "/><Run x:Name="StatTotalTimePlayed"/><LineBreak/>
+                                    <Run Text="{x:Static properties:Resources.Stats_LastDatabaseUpdate}"/><Run Text=" "/><Run x:Name="StatDatabaseUpdate"/>
+                                </TextBlock>
+                            </Grid>
+                        </GroupBox>
+                    </DockPanel>
+                </TabItem>
+
                 <TabItem Header="{x:Static properties:Resources.Settings_About}" Height="20" VerticalAlignment="Bottom">
                     <DockPanel Margin="8">
                         <GroupBox DockPanel.Dock="Top" Padding="0,4,0,0">

Views/Shuffle.xaml

@@ -0,0 +1,102 @@
+<Window x:Class="unison.Shuffle"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:emoji="clr-namespace:Emoji.Wpf;assembly=Emoji.Wpf"
+        xmlns:local="clr-namespace:unison"
+        mc:Ignorable="d"
+        Title="Shuffle" Closing="Window_Closing" SizeToContent="WidthAndHeight" ResizeMode="NoResize">
+
+    <Grid>
+        <StackPanel>
+            <StackPanel HorizontalAlignment="Left" Orientation="Vertical" Margin="5,0,5,5">
+                <GroupBox DockPanel.Dock="Top" Padding="0,4,0,0">
+                    <GroupBox.Header>
+                        <TextBlock>
+                            <emoji:EmojiInline Text="🔡"/>
+                            <Run Text="Filter"/>
+                        </TextBlock>
+                    </GroupBox.Header>
+                    <StackPanel Orientation="Vertical" Margin="5,0,5,0">
+                        <StackPanel Orientation="Horizontal">
+                            <StackPanel Orientation="Vertical">
+                                <TextBlock Text="Song" Margin="0,0,0,2"/>
+                                <TextBox x:Name="Song" Width="240" Margin="5,0,0,0"/>
+                            </StackPanel>
+
+                            <StackPanel Orientation="Vertical" Margin="20,0,0,0">
+                                <TextBlock Text="Artist" Margin="0,0,0,2"/>
+                                <TextBox x:Name="Artist" Width="240" Margin="5,0,0,0"/>
+                            </StackPanel>
+                        </StackPanel>
+                        <StackPanel Orientation="Horizontal" Margin="0,5,0,0">
+                            <StackPanel Orientation="Vertical">
+                                <TextBlock Text="Album" Margin="0,0,0,2"/>
+                                <TextBox x:Name="Album" Width="240" Margin="5,0,0,0"/>
+                            </StackPanel>
+
+                            <StackPanel Orientation="Vertical" Margin="20,0,0,0">
+                                <TextBlock Text="Year" Margin="0,0,0,2"/>
+                                <TextBox x:Name="Year" Width="240" Margin="5,0,0,0"/>
+                            </StackPanel>
+                        </StackPanel>
+                        <StackPanel Orientation="Horizontal" Margin="0,5,0,5">
+                            <StackPanel Orientation="Vertical">
+                                <TextBlock Text="Genre" Margin="0,0,0,2"/>
+                                <ComboBox x:Name="Genre" SelectedIndex="0" Width="240" ScrollViewer.CanContentScroll="False" Margin="5,0,0,0"/>
+                            </StackPanel>
+                            <StackPanel Orientation="Vertical" Margin="20,0,0,0">
+                                <TextBlock Text="Directory" Margin="0,0,0,2" TextDecorations="{x:Null}"/>
+                                <ComboBox x:Name="Directory" SelectedIndex="0" Width="240" ScrollViewer.CanContentScroll="False" Margin="5,0,0,0" IsEnabled="False"/>
+                            </StackPanel>
+                        </StackPanel>
+                        <StackPanel Orientation="Horizontal" Margin="0,5,0,5">
+                            <Button Content="Reset" Click="Reset_Clicked" Padding="5, 2" VerticalAlignment="Bottom" HorizontalAlignment="Left" FocusVisualStyle="{x:Null}"/>
+                        </StackPanel>
+                        <StackPanel x:Name="SongFilterPanel" Margin="0,5,0,0" Visibility="Collapsed">
+                            <TextBlock>
+                                <Run Text="Number of songs in filter: "/><Run x:Name="SongFilterNumber" FontWeight="Bold"/>
+                            </TextBlock>
+                        </StackPanel>
+                    </StackPanel>
+                </GroupBox>
+
+                <GroupBox Margin="0,5,0,0" HorizontalAlignment="Stretch">
+                    <GroupBox.Header>
+                        <TextBlock>
+                            <emoji:EmojiInline Text="♾️"/>
+                            <Run Text="Continuous shuffle"/>
+                        </TextBlock>
+                    </GroupBox.Header>
+                    <StackPanel Orientation="Horizontal" Margin="5,8,0,0">
+                        <CheckBox x:Name="ContinuousShuffle" Checked="ContinuousShuffle_Checked" Unchecked="ContinuousShuffle_Checked">
+                            <TextBlock Text="Enable continuous shuffle" TextWrapping="Wrap"/>
+                        </CheckBox>
+                    </StackPanel>
+                </GroupBox>
+
+                <GroupBox x:Name="AddToQueueGroup" Margin="0,5,0,0" HorizontalAlignment="Stretch">
+                    <GroupBox.Header>
+                        <TextBlock>
+                            <emoji:EmojiInline Text="➕"/>
+                            <Run Text="Add to queue"/>
+                        </TextBlock>
+                    </GroupBox.Header>
+                    <StackPanel Margin="5,0,0,0">
+                        <StackPanel Orientation="Horizontal" HorizontalAlignment="Left" Margin="0,10,0,0">
+                            <TextBox x:Name="SongNumber" Text="100" Width="35" HorizontalAlignment="Left" VerticalAlignment="Top"/>
+                            <TextBlock Text="Number of songs to add" Margin="5,0,0,5"/>
+                        </StackPanel>
+                        <StackPanel Orientation="Horizontal" Margin="0,2,0,0">
+                            <Button Content="Add to queue" Click="AddToQueue_Clicked" Padding="5, 2" HorizontalAlignment="Left" FocusVisualStyle="{x:Null}"/>
+                            <TextBlock x:Name="SearchStatus" Margin="15,3,0,0" FontStyle="Italic" Visibility="Collapsed">
+                                <Run Text="Added "/><Run x:Name="NumberAddedSongs"/><Run Text=" songs to the queue..."/>
+                            </TextBlock>
+                        </StackPanel>
+                    </StackPanel>
+                </GroupBox>
+            </StackPanel>
+        </StackPanel>
+    </Grid>
+</Window>

Views/Shuffle.xaml.cs

@@ -0,0 +1,294 @@
+using MpcNET;
+using MpcNET.Commands.Database;
+using MpcNET.Commands.Reflection;
+using MpcNET.Tags;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Diagnostics;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Interop;
+
+namespace unison
+{
+    public partial class Shuffle : Window
+    {
+        private MPDHandler _mpd;
+        bool _continuous = false;
+        List<string> _songList { get; }
+
+        public Shuffle()
+        {
+            InitializeComponent();
+            _songList = new();
+        }
+
+        public bool GetContinuous()
+        {
+            return _continuous;
+        }
+
+        public void AddContinuousSongs()
+        {
+            if (Song.Text.Length == 0 && Artist.Text.Length == 0 && Album.Text.Length == 0 && Year.Text.Length == 0 && Genre.SelectedIndex == 0)
+            {
+                ContinuousShuffle_AddToQueueRandom();
+                return;
+            }
+
+            int AddedSongs = 0;
+            NumberAddedSongs.Text = AddedSongs.ToString();
+            SearchStatus.Visibility = Visibility.Visible;
+
+            HashSet<int> SongIndex = new();
+            while (SongIndex.Count < 2)
+            {
+                int MaxIndex = new Random().Next(0, _songList.Count - 1);
+                SongIndex.Add(MaxIndex);
+            }
+
+            foreach (int index in SongIndex)
+                _mpd.AddSong(_songList[index]);
+
+            SearchStatus.Visibility = Visibility.Collapsed;
+        }
+
+        public async void ListGenre()
+        {
+            if (Genre.Items.Count == 0)
+            {
+                _mpd = (MPDHandler)Application.Current.Properties["mpd"];
+                List<string> Response = await _mpd.SafelySendCommandAsync(new ListCommand(MpdTags.Genre, null, null));
+
+                if (Response.Count > 0)
+                {
+                    Genre.Items.Add("");
+                    foreach (var genre in Response)
+                        Genre.Items.Add(genre);
+                }
+            }
+        }
+
+        public async void ListFolder()
+        {
+            if (Directory.Items.Count == 0)
+            {
+                _mpd = (MPDHandler)Application.Current.Properties["mpd"];
+                List<string> Response = await _mpd.SafelySendCommandAsync(new ListFilesCommand());
+
+                if (Response.Count > 0)
+                {
+                    Directory.Items.Add("");
+                    for (int i = 0; i < Response.Count; i++)
+                        if (i % 2 != 1)
+                            Directory.Items.Add(Response[i]);
+                }
+            }
+        }
+
+        private void Window_Closing(object sender, CancelEventArgs e)
+        {
+            e.Cancel = true;
+            WindowState = WindowState.Minimized;
+            Hide();
+        }
+
+        public void InitHwnd()
+        {
+            WindowInteropHelper helper = new(this);
+            helper.EnsureHandle();
+        }
+
+        private void Reset_Clicked(object sender, RoutedEventArgs e)
+        {
+            Song.Text = "";
+            Artist.Text = "";
+            Album.Text = "";
+            Year.Text = "";
+            Genre.SelectedIndex = 0;
+        }
+
+        private async void ContinuousShuffle_Checked(object sender, RoutedEventArgs e)
+        {
+            if (ContinuousShuffle.IsChecked == true)
+            {
+                AddToQueueGroup.IsEnabled = false;
+                _continuous = true;
+                _songList.Clear();
+                if (Song.Text.Length == 0 && Artist.Text.Length == 0 && Album.Text.Length == 0 && Year.Text.Length == 0 && Genre.SelectedIndex == 0)
+                {
+                }
+                else
+                {
+                    /*await*/
+                    GetSongsFromFilter();
+                }
+            }
+            else
+            {
+                AddToQueueGroup.IsEnabled = true;
+                _continuous = false;
+            }
+        }
+
+        private async void ContinuousShuffle_AddToQueueRandom()
+        {
+            for (int i = 0; i < 2; i++)
+            {
+                // generate random number
+                int song = new Random().Next(0, _mpd.GetStats().Songs - 1);
+
+                // query random song
+                CommandList commandList = new CommandList(new IMpcCommand<object>[] { new SearchCommand(MpdTags.Title, "", song, song + 1) });
+                string Response = await _mpd.SafelySendCommandAsync(commandList);
+
+                await Task.Delay(1);
+                if (Response.Length > 0)
+                {
+                    // parse song and add it to queue
+                    int start = Response.IndexOf("[file, ");
+                    int end = Response.IndexOf("],");
+                    string filePath = Response.Substring(start + 7, end - (start + 7));
+                    _mpd.AddSong(filePath);
+                }
+            }
+
+            SearchStatus.Visibility = Visibility.Collapsed;
+        }
+
+        private async void AddToQueueRandom()
+        {
+            int AddedSongs = 0;
+            NumberAddedSongs.Text = AddedSongs.ToString();
+            SearchStatus.Visibility = Visibility.Visible;
+
+            for (int i = 0; i < int.Parse(SongNumber.Text); i++)
+            {
+                // generate random number
+                int song = new Random().Next(0, _mpd.GetStats().Songs - 1);
+
+                // query random song
+                CommandList commandList = new CommandList(new IMpcCommand<object>[] { new SearchCommand(MpdTags.Title, "", song, song + 1) });
+                string Response = await _mpd.SafelySendCommandAsync(commandList);
+
+                await Task.Delay(1);
+                if (Response.Length > 0)
+                {
+                    // parse song and add it to queue
+                    int start = Response.IndexOf("[file, ");
+                    int end = Response.IndexOf("],");
+                    string filePath = Response.Substring(start + 7, end - (start + 7));
+                    _mpd.AddSong(filePath);
+
+                    AddedSongs++;
+                    NumberAddedSongs.Text = AddedSongs.ToString();
+                }
+            }
+
+            SearchStatus.Visibility = Visibility.Collapsed;
+        }
+
+        private async Task GetSongsFromFilter()
+        {
+            _songList.Clear();
+            SongFilterPanel.Visibility = Visibility.Visible;
+
+            int song = _mpd.GetStats().Songs;
+
+            List<KeyValuePair<ITag, string>> filters = new();
+            filters.Add(new KeyValuePair<ITag, string>(MpdTags.Title, Song.Text));
+            filters.Add(new KeyValuePair<ITag, string>(MpdTags.Artist, Artist.Text));
+            filters.Add(new KeyValuePair<ITag, string>(MpdTags.Album, Album.Text));
+            filters.Add(new KeyValuePair<ITag, string>(MpdTags.Date, Year.Text));
+            filters.Add(new KeyValuePair<ITag, string>(MpdTags.Genre, Genre.Text));
+
+            CommandList commandList = new CommandList(new IMpcCommand<object>[] { new SearchCommand(filters, 0, song + 1) });
+            string Response = await _mpd.SafelySendCommandAsync(commandList);
+
+            // create a list of the file url
+            string[] value = Response.Split(", [file, ");
+
+            // there are no song in this filter
+            if (value[0] == "")
+            {
+                SongFilterNumber.Text = _songList.Count.ToString();
+                return;
+            }
+
+            foreach (string file in value)
+            {
+                int start = 0;
+                int end = file.IndexOf("],");
+                string filePath = file.Substring(start, end - start);
+
+                _songList.Add(filePath);
+
+                SongFilterNumber.Text = _songList.Count.ToString();
+            }
+
+            // remove characters from first file
+            _songList[0] = _songList[0].Substring(7, _songList[0].Length - 7);
+
+            SongFilterPanel.Visibility = Visibility.Visible;
+            SongFilterNumber.Text = _songList.Count.ToString();
+
+            // DEBUG
+            //foreach (var a in _songList)
+            //    Debug.WriteLine(a);
+            Debug.WriteLine("number of songs found: " + _songList.Count);
+            Debug.WriteLine("number of songs requested: " + int.Parse(SongNumber.Text));
+        }
+
+        private async void AddToQueueFilter()
+        {
+            await GetSongsFromFilter();
+
+            int AddedSongs = 0;
+            NumberAddedSongs.Text = AddedSongs.ToString();
+            SearchStatus.Visibility = Visibility.Visible;
+
+            // more requested songs than available => add everything
+            if (int.Parse(SongNumber.Text) > _songList.Count)
+            {
+                foreach (string path in _songList)
+                {
+                    await Task.Delay(1);
+                    _mpd.AddSong(path);
+
+                    AddedSongs++;
+                    NumberAddedSongs.Text = AddedSongs.ToString();
+                }
+            }
+            // more available songs than requested =>
+            // we add unique indexes until we reach the requested amount
+            else
+            {
+                HashSet<int> SongIndex = new();
+                while (SongIndex.Count < int.Parse(SongNumber.Text))
+                {
+                    int MaxIndex = new Random().Next(0, _songList.Count - 1);
+                    SongIndex.Add(MaxIndex);
+                }
+
+                foreach (int index in SongIndex)
+                    _mpd.AddSong(_songList[index]);
+            }
+
+            SearchStatus.Visibility = Visibility.Collapsed;
+
+        }
+
+        private void AddToQueue_Clicked(object sender, RoutedEventArgs e)
+        {
+            _mpd = (MPDHandler)Application.Current.Properties["mpd"];
+            if (_mpd.GetStats() == null)
+                return;
+
+            if (Song.Text.Length == 0 && Artist.Text.Length == 0 && Album.Text.Length == 0 && Year.Text.Length == 0 && Genre.SelectedIndex == 0)
+                AddToQueueRandom();
+            else
+                AddToQueueFilter();
+        }
+    }
+}

Views/Systray.xaml

@@ -30,11 +30,11 @@
                 <Image Width="16" Height="16" emoji:Image.Source="📻" />
             </MenuItem.Icon>
         </MenuItem>
-        <!--<MenuItem Header="Shuffle" Command="{Binding Shuffle}">
+        <MenuItem Header="Shuffle" Command="{Binding Shuffle}">
             <MenuItem.Icon>
                 <Image Width="16" Height="16" emoji:Image.Source="🔀" />
             </MenuItem.Icon>
-        </MenuItem>-->
+        </MenuItem>
         <MenuItem Header="{x:Static properties:Resources.Settings}" Command="{Binding Settings}">
             <MenuItem.Icon>
                 <Image Width="16" Height="16" emoji:Image.Source="🛠️" />

Views/SystrayViewModel.cs

@@ -71,6 +71,18 @@ namespace unison
             }
         }
 
+        public ICommand Shuffle
+        {
+            get
+            {
+                return new DelegateCommand
+                {
+                    CommandAction = () => ((MainWindow)Application.Current.MainWindow).Shuffle_Clicked(null, null),
+                    CanExecuteFunc = () => true
+                };
+            }
+        }
+
         public ICommand Settings
         {
             get

unison.csproj

@@ -7,7 +7,7 @@
     <ApplicationIcon>Resources\icon-full.ico</ApplicationIcon>
     <Win32Resource></Win32Resource>
     <StartupObject>unison.App</StartupObject>
-    <Version>1.1</Version>
+    <Version>1.2</Version>
     <Company />
     <Authors>Théo Marchal</Authors>
     <PackageLicenseFile>LICENSE</PackageLicenseFile>