feat: add Wave Link integration plus volume/mute rule actions

scripts/Probe-WaveLink.ps1

@@ -0,0 +1,97 @@
+#Requires -Version 5.1
+[CmdletBinding()]
+param(
+    [string[]]$Methods = @('getMixes', 'getOutputDevices', 'getInputDevices', 'getChannels', 'getApplicationInfo'),
+    [int]$ResponseTimeoutMs = 4000
+)
+
+$ErrorActionPreference = 'Stop'
+
+$wsInfoPath = Join-Path $env:LOCALAPPDATA 'Packages\Elgato.WaveLink_g54w8ztgkx496\LocalState\ws-info.json'
+if (-not (Test-Path $wsInfoPath)) {
+    throw "ws-info.json not found at $wsInfoPath. Is Wave Link running?"
+}
+
+$port = (Get-Content $wsInfoPath -Raw | ConvertFrom-Json).port
+Write-Verbose "Using port $port from $wsInfoPath"
+
+$ws = [System.Net.WebSockets.ClientWebSocket]::new()
+$ws.Options.SetRequestHeader('Origin', 'streamdeck://')
+$cts = [System.Threading.CancellationTokenSource]::new(5000)
+$ws.ConnectAsync([Uri]"ws://127.0.0.1:$port", $cts.Token).Wait()
+Write-Verbose "Connected (state: $($ws.State))"
+
+function Send-Json {
+    param($Ws, $Object)
+    $json = $Object | ConvertTo-Json -Depth 10 -Compress
+    $bytes = [System.Text.Encoding]::UTF8.GetBytes($json)
+    $seg = [System.ArraySegment[byte]]::new($bytes)
+    $Ws.SendAsync($seg, [System.Net.WebSockets.WebSocketMessageType]::Text, $true, [System.Threading.CancellationToken]::None).Wait()
+}
+
+function Receive-Json {
+    param($Ws, [int]$TimeoutMs)
+    $deadline = [DateTime]::UtcNow.AddMilliseconds($TimeoutMs)
+    $sb = [System.Text.StringBuilder]::new()
+    $buf = [byte[]]::new(8192)
+    while ([DateTime]::UtcNow -lt $deadline) {
+        $remain = [int]($deadline - [DateTime]::UtcNow).TotalMilliseconds
+        if ($remain -le 0) { break }
+        $cts2 = [System.Threading.CancellationTokenSource]::new($remain)
+        try {
+            $task = $Ws.ReceiveAsync([System.ArraySegment[byte]]::new($buf), $cts2.Token)
+            $task.Wait()
+            $r = $task.Result
+            $null = $sb.Append([System.Text.Encoding]::UTF8.GetString($buf, 0, $r.Count))
+            if ($r.EndOfMessage) { return $sb.ToString() }
+        } catch {
+            return $null
+        }
+    }
+    return $null
+}
+
+$id = 1
+$results = [ordered]@{}
+
+# Drain any unsolicited push frames first
+while ($null -ne (Receive-Json -Ws $ws -TimeoutMs 250)) {}
+
+foreach ($method in $Methods) {
+    $req = @{ jsonrpc = '2.0'; method = $method; id = $id }
+    Write-Host "--> $method (id=$id)" -ForegroundColor Cyan
+    Send-Json -Ws $ws -Object $req
+
+    $resp = $null
+    $deadline = [DateTime]::UtcNow.AddMilliseconds($ResponseTimeoutMs)
+    while ([DateTime]::UtcNow -lt $deadline -and $null -eq $resp) {
+        $msg = Receive-Json -Ws $ws -TimeoutMs 1000
+        if ($null -eq $msg) { continue }
+        try {
+            $obj = $msg | ConvertFrom-Json
+            if ($obj.id -eq $id) { $resp = $obj; break }
+        } catch {
+            Write-Warning "Non-JSON frame: $($msg.Substring(0, [Math]::Min(200, $msg.Length)))"
+        }
+    }
+
+    if ($null -eq $resp) {
+        Write-Host "    (no response in ${ResponseTimeoutMs}ms)" -ForegroundColor Yellow
+    } else {
+        $results[$method] = $resp
+        $resp | ConvertTo-Json -Depth 10
+    }
+    $id++
+}
+
+$ws.CloseOutputAsync('NormalClosure', 'done', [System.Threading.CancellationToken]::None).Wait()
+
+Write-Host "`n=== Summary ===" -ForegroundColor Green
+foreach ($m in $results.Keys) {
+    $r = $results[$m]
+    if ($r.error) {
+        Write-Host "$m -> ERROR $($r.error.code): $($r.error.message)" -ForegroundColor Red
+    } else {
+        Write-Host "$m -> ok" -ForegroundColor Green
+    }
+}

src/Earmark.App/App.xaml

@@ -29,6 +29,9 @@
             <converters:SatisfiedGlyphConverter x:Key="SatisfiedGlyphConverter" />
             <converters:SatisfiedBrushConverter x:Key="SatisfiedBrushConverter" />
             <converters:SatisfiedTooltipConverter x:Key="SatisfiedTooltipConverter" />
+            <converters:WaveLinkStateBrushConverter x:Key="WaveLinkStateBrushConverter" />
+            <converters:WaveLinkStateGlyphConverter x:Key="WaveLinkStateGlyphConverter" />
+            <converters:VolumeFloatToPercentConverter x:Key="VolumeFloatToPercentConverter" />
 
             <!-- Fluent 2 spacing scale (4px grid). -->
             <x:Double x:Key="SpacingXSmall">4</x:Double>

src/Earmark.App/Converters/Converters.cs

@@ -1,3 +1,5 @@
+using Earmark.Core.WaveLink;
+
 using Microsoft.UI.Xaml;
 using Microsoft.UI.Xaml.Data;
 using Microsoft.UI.Xaml.Media;
@@ -72,6 +74,54 @@ public object ConvertBack(object value, Type targetType, object parameter, strin
         throw new NotSupportedException();
 }
 
+public sealed class WaveLinkStateBrushConverter : IValueConverter
+{
+    public object Convert(object value, Type targetType, object parameter, string language)
+    {
+        var key = value is WaveLinkConnectionState s ? s switch
+        {
+            WaveLinkConnectionState.Connected => "SystemFillColorSuccessBrush",
+            WaveLinkConnectionState.Unavailable => "SystemFillColorCriticalBrush",
+            _ => "TextFillColorTertiaryBrush",
+        } : "TextFillColorTertiaryBrush";
+
+        if (Application.Current.Resources.TryGetValue(key, out var brush) && brush is Brush b)
+        {
+            return b;
+        }
+
+        return new SolidColorBrush(Microsoft.UI.Colors.Gray);
+    }
+
+    public object ConvertBack(object value, Type targetType, object parameter, string language) =>
+        throw new NotSupportedException();
+}
+
+public sealed class WaveLinkStateGlyphConverter : IValueConverter
+{
+    // Segoe Fluent Icons: CheckMark E73E, Warning E7BA, StatusCircleBlock F140.
+    public object Convert(object value, Type targetType, object parameter, string language) =>
+        value is WaveLinkConnectionState s ? s switch
+        {
+            WaveLinkConnectionState.Connected => "",
+            WaveLinkConnectionState.Unavailable => "",
+            _ => "",
+        } : "";
+
+    public object ConvertBack(object value, Type targetType, object parameter, string language) =>
+        throw new NotSupportedException();
+}
+
+public sealed class VolumeFloatToPercentConverter : IValueConverter
+{
+    // Slider values are double; the rule action stores Volume as float in [0,1].
+    public object Convert(object value, Type targetType, object parameter, string language) =>
+        value is float f ? Math.Round(f * 100.0, 0) : 0.0;
+
+    public object ConvertBack(object value, Type targetType, object parameter, string language) =>
+        value is double d ? (float)Math.Clamp(d / 100.0, 0.0, 1.0) : 0f;
+}
+
 public sealed class EnumToStringConverter : IValueConverter
 {
     public object Convert(object value, Type targetType, object parameter, string language) =>

src/Earmark.App/MainWindow.xaml

@@ -26,13 +26,27 @@
             <TitleBar.IconSource>
                 <ImageIconSource ImageSource="ms-appx:///Assets/logo.png" />
             </TitleBar.IconSource>
+            <TitleBar.LeftHeader>
+                <Button x:Name="PaneToggleButton"
+                        Click="OnPaneToggleClick"
+                        Background="Transparent"
+                        BorderBrush="Transparent"
+                        Padding="10,6"
+                        MinWidth="40"
+                        Height="32"
+                        VerticalAlignment="Center"
+                        ToolTipService.ToolTip="Toggle navigation">
+                    <FontIcon Glyph="&#xE700;" FontSize="14" />
+                </Button>
+            </TitleBar.LeftHeader>
         </TitleBar>
 
         <NavigationView
             x:Name="NavView"
             Grid.Row="1"
             IsBackButtonVisible="Collapsed"
             IsSettingsVisible="False"
+            IsPaneToggleButtonVisible="False"
             PaneDisplayMode="Auto"
             OpenPaneLength="220"
             CompactModeThresholdWidth="640"

src/Earmark.App/MainWindow.xaml.cs

@@ -59,6 +59,11 @@ private void NavView_SelectionChanged(NavigationView sender, NavigationViewSelec
         }
     }
 
+    private void OnPaneToggleClick(object sender, RoutedEventArgs e)
+    {
+        NavView.IsPaneOpen = !NavView.IsPaneOpen;
+    }
+
     private void NavigateTo(NavigationViewItem item)
     {
         if (item.Tag is not string tag)