Slider added

MainWindow.axaml

@@ -5,14 +5,20 @@
         mc:Ignorable="d" d:DesignWidth="100" d:DesignHeight="50"
         x:Class="HAcontrol.MainWindow"
         Title="HAcontrol"
-        Width="100" Height="50"
+        Width="100" Height="500"
-        MinWidth="100" MinHeight="50"
+        MinWidth="100" MinHeight="500"
-        MaxWidth="100" MaxHeight="50"
+        MaxWidth="100" MaxHeight="500"
         ExtendClientAreaToDecorationsHint="True"
         ExtendClientAreaTitleBarHeightHint="0">
         
-    <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center" Spacing="0">
+    <StackPanel Orientation="Vertical" HorizontalAlignment="Center" VerticalAlignment="Center" Spacing="10">
-        <Button x:Name="StatusText" Content="Stream" Width="70" Height="50" Click="Button_Click"/>
+            
-        <Button x:Name="SettingsButton" Content="..." Width="30" Height="50" Click="SettingsButton_Click"/>
+        <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center" Spacing="0">
+            <Button x:Name="StatusText" Content="Stream" Width="70" Height="50" Click="Button_Click"/>
+            <Button x:Name="SettingsButton" Content="..." Width="30" Height="50" Click="SettingsButton_Click"/>
+        </StackPanel>
+
+    <Slider x:Name="FaderControl" ValueChanged="Fader_ValueChanged" Orientation="Vertical" Maximum="100" Width="50" Height="400" PointerWheelChanged="FaderControl_PointerWheelChanged"/>
+
     </StackPanel>
 </Window>

MainWindow.axaml.cs

@@ -4,8 +4,9 @@ using System.Net.Http;
 using System.Text;
 using System.Text.Json;
 using System.Threading.Tasks;
-
+using Avalonia;
 using Avalonia.Controls;
+using Avalonia.Controls.Primitives;
 
 namespace HAcontrol;
 
@@ -15,10 +16,13 @@ public partial class MainWindow : Window
 
     private System.Threading.CancellationTokenSource? _cts;
 
-    private static MainWindow self;
+    private static MainWindow? self;
 
-    public static MainWindow Self => self;
+    public static MainWindow? Self => self;
 
+    public bool ShowFader => !string.IsNullOrEmpty(settings?.FaderEntity);
+
+    private PixelPoint? _windowPosition;
 
     public MainWindow()
     {
@@ -26,8 +30,17 @@ public partial class MainWindow : Window
 
         InitializeComponent();
 
+        Topmost = true;
+
         LoadSettings();
 
+        // Restore window position if available
+        if (settings != null)
+        {
+            if (settings.WindowTop != 0 || settings.WindowLeft != 0)
+                this.Position = new Avalonia.PixelPoint((int)settings.WindowLeft, (int)settings.WindowTop);
+        }
+
         _cts = new System.Threading.CancellationTokenSource();
         StartStatePolling(_cts.Token);
     }
@@ -45,13 +58,28 @@ public partial class MainWindow : Window
             var json = File.ReadAllText(SettingsWindow.SettingsFile);
             settings = JsonSerializer.Deserialize<Settings>(json);
         }
+
+        FaderControl.IsVisible = ShowFader;
+        var newHeight = ShowFader ? 500 : 100;
+        MaxHeight = newHeight;
+        MinHeight = newHeight;
+        Height = newHeight;
     }
 
     protected override void OnClosed(EventArgs e)
     {
         base.OnClosed(e);
+        // Save window position
+        if (settings != null && _windowPosition != null)
+        {
+            settings.WindowTop = _windowPosition.Value.Y;
+            settings.WindowLeft = _windowPosition.Value.X;
+            var json = System.Text.Json.JsonSerializer.Serialize(settings, new System.Text.Json.JsonSerializerOptions { WriteIndented = true });
+            System.IO.File.WriteAllText(SettingsWindow.SettingsFile, json);
+        }
         _cts?.Cancel();
         _cts?.Dispose();
+        self = null;
     }
 
     private async void StartStatePolling(System.Threading.CancellationToken token)
@@ -98,6 +126,8 @@ public partial class MainWindow : Window
 
     private async Task GetState()
     {
+        _windowPosition = Position;
+
         if (settings == null || string.IsNullOrEmpty(settings.HomeAssistantUrl) || string.IsNullOrEmpty(settings.Entity) || string.IsNullOrEmpty(settings.AccessToken))
         {
             StatusText.Content = "Einstellungen fehlen!";
@@ -116,27 +146,62 @@ public partial class MainWindow : Window
                 string statusUrl = $"{settings.HomeAssistantUrl}/api/states/{settings.Entity}";
                 client.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", settings.AccessToken);
 
-                using var response = await client.GetAsync(statusUrl);
+                using (var response = await client.GetAsync(statusUrl))
-                string statusJson = await response.Content.ReadAsStringAsync();
+                {
+                    string statusJson = await response.Content.ReadAsStringAsync();
 
-                // Parse the JSON and extract the state
+                    // Parse the JSON and extract the state
-                try
+                    try
-                {
+                    {
-                    var jsonDoc = System.Text.Json.JsonDocument.Parse(statusJson);
+                        var jsonDoc = JsonDocument.Parse(statusJson);
-                    string? state = jsonDoc.RootElement.GetProperty("state").GetString();
+                        string? state = jsonDoc.RootElement.GetProperty("state").GetString();
-                    string? entity = jsonDoc.RootElement.GetProperty("entity_id").GetString();
+                        string? entity = jsonDoc.RootElement.GetProperty("entity_id").GetString();
-                    StatusText.Content = $"{state}";
+                        StatusText.Content = $"{state}";
-                    if (state == "on")
+                        if (state == "on")
-                        StatusText.Foreground = new Avalonia.Media.SolidColorBrush(Avalonia.Media.Colors.Green);
+                            StatusText.Foreground = new Avalonia.Media.SolidColorBrush(Avalonia.Media.Colors.Green);
-                    else if (state == "off")
+                        else if (state == "off")
+                            StatusText.Foreground = new Avalonia.Media.SolidColorBrush(Avalonia.Media.Colors.Red);
+                        else
+                            StatusText.Foreground = new Avalonia.Media.SolidColorBrush(Avalonia.Media.Colors.Orange);
+                    }
+                    catch
+                    {
+                        StatusText.Content = "Fehler!";
                         StatusText.Foreground = new Avalonia.Media.SolidColorBrush(Avalonia.Media.Colors.Red);
-                    else
+                    }
-                        StatusText.Foreground = new Avalonia.Media.SolidColorBrush(Avalonia.Media.Colors.Orange);
                 }
-                catch
+
+                if (!string.IsNullOrEmpty(settings.FaderEntity))
                 {
-                    StatusText.Content = "Fehler!";
+                    statusUrl = $"{settings.HomeAssistantUrl}/api/states/{settings.FaderEntity}";
-                    StatusText.Foreground = new Avalonia.Media.SolidColorBrush(Avalonia.Media.Colors.Red);
+                    using (var response = await client.GetAsync(statusUrl))
+                    {
+                        string statusJson = await response.Content.ReadAsStringAsync();
+
+                        // Parse the JSON and extract the state
+                        try
+                        {
+                            // {"entity_id":"number.wing_pp_control_main_4_fader","state":"20.0000002980232","attributes":{"min":0,"max":100,"step":1.0,"mode":"auto","db":"-38.0","low_precision":20.0,"attribution":"","icon":"mdi:volume-source","friendly_name":"Main 4 Fader"},"last_changed":"2025-08-16T14:14:32.455801+00:00","last_reported":"2025-08-16T14:14:32.455801+00:00","last_updated":"2025-08-16T14:14:32.455801+00:00","context":{"id":"01K2SKPTR48X14WGRN6AZDP4Y4","parent_id":null,"user_id":"d548e3619c124b8ead8043c4d6e9223b"}}
+                            var jsonDoc = JsonDocument.Parse(statusJson);
+                            string? state = jsonDoc.RootElement.GetProperty("state").GetString();
+                            string? entity = jsonDoc.RootElement.GetProperty("entity_id").GetString();
+                            if (double.TryParse(state, System.Globalization.NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out double faderValue))
+                            {
+                                FaderControl.Value = faderValue;
+                                FaderControl.IsVisible = true;
+                            }
+                            else
+                            {
+                                FaderControl.Value = 0.0;
+                                FaderControl.IsVisible = false;
+                            }
+                        }
+                        catch
+                        {
+                            FaderControl.Value = 0.0;
+                            FaderControl.IsVisible = false;
+                        }
+                    }
                 }
             }
         }
@@ -153,4 +218,76 @@ public partial class MainWindow : Window
         var settingsWindow = new SettingsWindow();
         settingsWindow.ShowDialog(this);
     }
+
+    private async void Fader_ValueChanged(object? sender, RangeBaseValueChangedEventArgs e)
+    {
+        if (settings == null || string.IsNullOrEmpty(settings.HomeAssistantUrl) || string.IsNullOrEmpty(settings.FaderEntity))
+        {
+            StatusText.Content = "Einstellungen fehlen!";
+            StatusText.Foreground = new Avalonia.Media.SolidColorBrush(Avalonia.Media.Colors.Red);
+            return;
+        }
+
+        string newState = e.NewValue.ToString(System.Globalization.CultureInfo.InvariantCulture);
+
+        await ChangeEntityState(settings.FaderEntity, newState);
+    }
+
+    private async Task ChangeEntityState(string entity, string newState)
+    {
+        if (settings == null || string.IsNullOrEmpty(settings.HomeAssistantUrl) || string.IsNullOrEmpty(settings.AccessToken))
+        {
+            Console.WriteLine("Einstellungen fehlen!");
+            return;
+        }
+
+        var url = $"{settings.HomeAssistantUrl}/api/states/{entity}";
+
+        var handler = new HttpClientHandler();
+        handler.ServerCertificateCustomValidationCallback = (message, cert, chain, errors) => true;
+
+        using var client = new HttpClient(handler);
+
+        // Setze den Authorization-Header
+        client.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", settings.AccessToken);
+
+        // Erstelle den JSON-Inhalt
+        var jsonContent = new
+        {
+            state = newState
+        };
+        var content = new StringContent(JsonSerializer.Serialize(jsonContent), Encoding.UTF8, "application/json");
+
+        try
+        {
+            // Sende die POST-Anfrage
+            HttpResponseMessage response = await client.PostAsync(url, content);
+
+            // Überprüfe den Statuscode der Antwort
+            if (response.IsSuccessStatusCode)
+            {
+                Console.WriteLine("Status erfolgreich geändert.");
+            }
+            else
+            {
+                Console.WriteLine($"Fehler: {response.StatusCode} - {await response.Content.ReadAsStringAsync()}");
+            }
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine($"Ein Fehler ist aufgetreten: {ex.Message}");
+        }
+    }
+
+    private void FaderControl_PointerWheelChanged(object? sender, Avalonia.Input.PointerWheelEventArgs e)
+    {
+        if (FaderControl.IsVisible && FaderControl.IsEnabled)
+        {
+            double delta = e.Delta.Y > 0 ? 0.5 : -0.5;
+            double newValue = FaderControl.Value + delta;
+            if (newValue < FaderControl.Minimum) newValue = FaderControl.Minimum;
+            if (newValue > FaderControl.Maximum) newValue = FaderControl.Maximum;
+            FaderControl.Value = newValue;
+        }
+    }
 }

Settings.cs

@@ -0,0 +1,12 @@
+namespace HAcontrol;
+
+public class Settings
+{
+    public string HomeAssistantUrl { get; set; } = string.Empty;
+    public string AccessToken { get; set; } = string.Empty;
+    public string WebhookId { get; set; } = string.Empty;
+    public string Entity { get; set; } = string.Empty;
+    public string FaderEntity { get; set; } = string.Empty;
+    public double WindowTop { get; set; } = 0;
+    public double WindowLeft { get; set; } = 0;
+}

SettingsWindow.axaml

@@ -3,7 +3,7 @@
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         x:Class="HAcontrol.SettingsWindow"
-        Title="Einstellungen" Width="400" Height="340">
+        Title="Einstellungen" Width="400" Height="400">
     <StackPanel Margin="20" Spacing="10">
         <TextBlock Text="Home Assistant URL:"/>
         <TextBox x:Name="UrlBox"/>
@@ -11,8 +11,10 @@
         <TextBox x:Name="TokenBox"/>
         <TextBlock Text="Webhook ID:"/>
         <TextBox x:Name="WebhookBox"/>
-        <TextBlock Text="HA Entity:"/>
+        <TextBlock Text="HA entity:"/>
         <TextBox x:Name="EntityBox"/>
+        <TextBlock Text="Fader entity:"/>
+        <TextBox x:Name="FaderEntityBox"/>
         <Button Content="Speichern" HorizontalAlignment="Right" Click="Save_Click"/>
     </StackPanel>
 </Window>

SettingsWindow.axaml.cs

@@ -19,17 +19,18 @@ public partial class SettingsWindow : Window
 
     private void LoadSettings()
     {
-        if (File.Exists(SettingsFile))
+        if (!File.Exists(SettingsFile))
+            return;
+
+        var json = File.ReadAllText(SettingsFile);
+        var settings = JsonSerializer.Deserialize<Settings>(json);
+        if (settings != null)
         {
-            var json = File.ReadAllText(SettingsFile);
+            UrlBox.Text = settings.HomeAssistantUrl;
-            var settings = JsonSerializer.Deserialize<Settings>(json);
+            TokenBox.Text = settings.AccessToken;
-            if (settings != null)
+            WebhookBox.Text = settings.WebhookId;
-            {
+            EntityBox.Text = settings.Entity;
-                UrlBox.Text = settings.HomeAssistantUrl;
+            FaderEntityBox.Text = settings.FaderEntity;
-                TokenBox.Text = settings.AccessToken;
-                WebhookBox.Text = settings.WebhookId;
-                EntityBox.Text = settings.Entity;
-            }
         }
     }
 
@@ -40,20 +41,14 @@ public partial class SettingsWindow : Window
             HomeAssistantUrl = UrlBox.Text ?? string.Empty,
             AccessToken = TokenBox.Text ?? string.Empty,
             WebhookId = WebhookBox.Text ?? string.Empty,
-            Entity = EntityBox.Text ?? string.Empty
+            Entity = EntityBox.Text ?? string.Empty,
+            FaderEntity = FaderEntityBox.Text ?? string.Empty
         };
         var json = JsonSerializer.Serialize(settings, new JsonSerializerOptions { WriteIndented = true });
         File.WriteAllText(SettingsFile, json);
         this.Close();
 
-        MainWindow.Self.LoadSettings();
+        MainWindow.Self?.LoadSettings();
     }
 }
 
-public class Settings
-{
-    public string HomeAssistantUrl { get; set; } = string.Empty;
-    public string AccessToken { get; set; } = string.Empty;
-    public string WebhookId { get; set; } = string.Empty;
-    public string Entity { get; set; } = string.Empty;
-}