From a98f87a6307f52418096fde7a2297c12cd7f1d9f Mon Sep 17 00:00:00 2001
From: Chris Kaczor <chris@kaczorzoo.net>
Date: Wed, 22 Dec 2021 12:52:23 -0500
Subject: [PATCH] Add some basic logging

---
 App.xaml.cs          | 10 ++++++++++
 AudioWatcher.cs      | 18 +++++++++++++++---
 WorkIndicator.csproj |  6 ++++++
 3 files changed, 31 insertions(+), 3 deletions(-)

diff --git a/App.xaml.cs b/App.xaml.cs
index 80e10fe..2346580 100644
--- a/App.xaml.cs
+++ b/App.xaml.cs
@@ -1,6 +1,7 @@
 using Common.Helpers;
 using Common.IO;
 using Common.Wpf.Extensions;
+using Serilog;
 using Squirrel;
 using System;
 using System.Reflection;
@@ -25,6 +26,13 @@ namespace WorkIndicator
         {
             SquirrelAwareApp.HandleEvents(onAppUpdate: version => Common.Settings.Extensions.RestoreSettings());
 
+            Log.Logger = new LoggerConfiguration()
+                        .MinimumLevel.Debug()
+                        .WriteTo.File("log.txt", rollingInterval: RollingInterval.Day)
+                        .CreateLogger();
+
+            Log.Logger.Debug($"Startup");
+
             var application = new App();
             application.InitializeComponent();
             application.Run();
@@ -90,6 +98,8 @@ namespace WorkIndicator
 
         protected override void OnExit(ExitEventArgs e)
         {
+            Log.Logger.Debug($"Exit");
+
             // Get rid of the light controller
             LightController.Dispose();
 
diff --git a/AudioWatcher.cs b/AudioWatcher.cs
index d5d1c10..1a72cfb 100644
--- a/AudioWatcher.cs
+++ b/AudioWatcher.cs
@@ -1,4 +1,5 @@
 using CSCore.CoreAudioAPI;
+using Serilog;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -20,8 +21,12 @@ namespace WorkIndicator
 
         private static readonly List<AudioSessionManager2> _sessionManagers = new List<AudioSessionManager2>();
 
+        private static readonly ILogger Logger = Log.Logger;
+
         public static void Start()
         {
+            Logger.Debug("AudioWatcher - Start");
+
             _manualResetEvent = new ManualResetEvent(false);
 
             _thread = new Thread(delegate ()
@@ -34,11 +39,9 @@ namespace WorkIndicator
 
                     _sessionManagers.Add(sessionManager);
 
-                    var sessionEnumerator = sessionManager.GetSessionEnumerator();
-
                     sessionManager.SessionCreated += (sessionSender, sessionCreatedEventArgs) => HandleDeviceSession(device, sessionCreatedEventArgs.NewSession);
 
-                    foreach (var audioSessionControl in sessionEnumerator)
+                    foreach (var audioSessionControl in sessionManager.GetSessionEnumerator())
                     {
                         HandleDeviceSession(device, audioSessionControl);
                     }
@@ -55,6 +58,8 @@ namespace WorkIndicator
         {
             var deviceId = device.DeviceID + audioSessionControl.GroupingParam;
 
+            Logger.Debug($"AudioWatcher - HandleDeviceSession - {device.FriendlyName}, {deviceId}");
+
             if (!ActiveSessions.ContainsKey(deviceId))
                 ActiveSessions[deviceId] = 0;
 
@@ -66,6 +71,8 @@ namespace WorkIndicator
 
         public static void Stop()
         {
+            Logger.Debug("AudioWatcher - Stop");
+
             _sessionManagers.Clear();
 
             _manualResetEvent?.Set();
@@ -73,6 +80,8 @@ namespace WorkIndicator
 
         private static void HandleAudioStateChanged(string deviceId, AudioSessionState newState)
         {
+            Logger.Debug($"AudioWatcher - HandleAudioStateChanged - {deviceId}, {newState}");
+
             switch (newState)
             {
                 case AudioSessionState.AudioSessionStateActive:
@@ -83,11 +92,14 @@ namespace WorkIndicator
                         ActiveSessions[deviceId]--;
                     break;
                 case AudioSessionState.AudioSessionStateExpired:
+                    ActiveSessions[deviceId] = 0;
                     break;
                 default:
                     throw new ArgumentOutOfRangeException();
             }
 
+            Logger.Debug($"AudioWatcher - HandleAudioStateChanged - {deviceId} = {ActiveSessions[deviceId]}");
+
             MicrophoneInUseChanged?.Invoke(MicrophoneInUse());
         }
 
diff --git a/WorkIndicator.csproj b/WorkIndicator.csproj
index 7e42f81..930aaa6 100644
--- a/WorkIndicator.csproj
+++ b/WorkIndicator.csproj
@@ -238,6 +238,12 @@
     <PackageReference Include="Newtonsoft.Json">
       <Version>13.0.1</Version>
     </PackageReference>
+    <PackageReference Include="Serilog">
+      <Version>2.10.0</Version>
+    </PackageReference>
+    <PackageReference Include="Serilog.Sinks.File">
+      <Version>5.0.0</Version>
+    </PackageReference>
     <PackageReference Include="squirrel.windows">
       <Version>2.0.1</Version>
     </PackageReference>