Improved logging for better diagnostics

src/modules/espresso/Espresso.Shell/Core/APIHelper.cs

@@ -2,6 +2,7 @@
 // The Microsoft Corporation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
+using Microsoft.Win32;
 using NLog;
 using System;
 using System.Runtime.InteropServices;
@@ -25,6 +26,8 @@ namespace Espresso.Shell.Core
     /// </summary>
     public class APIHelper
     {
+        private const string BUILD_REGISTRY_LOCATION = @"SOFTWARE\Microsoft\Windows NT\CurrentVersion";
+
         private static CancellationTokenSource TokenSource = new CancellationTokenSource();
         private static CancellationToken ThreadToken;
 
@@ -154,5 +157,21 @@ namespace Espresso.Shell.Core
                 return success;
             }
         }
+
+        public static string GetOperatingSystemBuild()
+        {
+            try
+            {
+                RegistryKey registryKey = Registry.LocalMachine.OpenSubKey(BUILD_REGISTRY_LOCATION);
+
+                var versionString = $"{registryKey.GetValue("ProductName")} {registryKey.GetValue("DisplayVersion")} {registryKey.GetValue("BuildLabEx")}";
+                return versionString;
+            }
+            catch (Exception ex)
+            {
+                log.Debug($"Could not get registry key for the build number. Error: {ex.Message}");
+                return string.Empty;
+            }
+        }
     }
 }

src/modules/espresso/Espresso.Shell/Espresso.Shell.csproj

@@ -6,6 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.Win32.Registry" Version="5.0.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="NLog" Version="4.7.9" />
     <PackageReference Include="System.CommandLine" Version="2.0.0-beta1.20071.2" />

src/modules/espresso/Espresso.Shell/Program.cs

@@ -42,6 +42,8 @@ namespace Espresso.Shell
             
             log.Info("Launching Espresso...");
             log.Info(FileVersionInfo.GetVersionInfo(Assembly.GetExecutingAssembly().Location).FileVersion);
+            log.Debug($"OS: {Environment.OSVersion}");
+            log.Debug($"OS Build: {APIHelper.GetOperatingSystemBuild()}");
 
             var configOption = new Option<string>(
                     aliases: new[] { "--config", "-c" },
@@ -106,6 +108,7 @@ namespace Espresso.Shell
 
         private static void HandleCommandLineArguments(string config, bool displayOn, long timeLimit)
         {
+            log.Info($"The value for --config is: {config}");
             log.Info($"The value for --display-on is: {displayOn}");
             log.Info($"The value for --time-limit is: {timeLimit}");
 
@@ -251,9 +254,10 @@ namespace Espresso.Shell
             }
             catch (Exception ex)
             {
-                var errorMessage = $"There was a problem reading the configuration file.\n{ex.Message}";
+                var errorMessage = $"There was a problem reading the configuration file. Error: {ex.Message}";
                 log.Info(errorMessage);
                 log.Debug(errorMessage);
+                log.Debug($"Configuration path: {fullPath}");
             }
         }