1  // Copyright (c) Microsoft Corporation
 2  // The Microsoft Corporation licenses this file to you under the MIT license.
 3  // See the LICENSE file in the project root for more information.
 4  
 5  using System;
 6  using System.IO;
 7  using System.Reflection;
 8  using System.Text.Json;
 9  using ManagedCommon;
10  
11  namespace Microsoft.CmdPal.Ext.WindowsSettings.Helpers;
12  
13  /// <summary>
14  /// Helper class to easier work with the JSON file that contains all Windows settings
15  /// </summary>
16  internal static class JsonSettingsListHelper
17  {
18      /// <summary>
19      /// The name of the file that contains all settings for the query
20      /// </summary>
21      private const string _settingsFile = "WindowsSettings.json";
22  
23      private const string _extTypeNamespace = "Microsoft.CmdPal.Ext.WindowsSettings";
24  
25      private static readonly JsonSerializerOptions _serializerOptions = new()
26      {
27      };
28  
29      /// <summary>
30      /// Read all possible Windows settings.
31      /// </summary>
32      /// <returns>A list with all possible windows settings.</returns>
33      internal static Classes.WindowsSettings ReadAllPossibleSettings()
34      {
35          var assembly = Assembly.GetExecutingAssembly();
36  
37  #pragma warning disable CS8632 // The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.
38          Classes.WindowsSettings? settings = null;
39  #pragma warning restore CS8632 // The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.
40  
41          try
42          {
43              var resourceName = $"{_extTypeNamespace}.{_settingsFile}";
44              using var stream = assembly.GetManifestResourceStream(resourceName);
45              if (stream is null)
46              {
47                  throw new ArgumentNullException(nameof(stream), "stream is null");
48              }
49  
50              var options = _serializerOptions;
51  
52              // Why we need it? I don't see any enum usage in WindowsSettings
53              // options.Converters.Add(new JsonStringEnumConverter());
54              using var reader = new StreamReader(stream);
55              var text = reader.ReadToEnd();
56  
57              settings = JsonSerializer.Deserialize(text, WindowsSettingsJsonSerializationContext.Default.WindowsSettings);
58          }
59  #pragma warning disable CS0168
60          catch (Exception exception)
61          {
62              // TODO GH #108 Logging is something we have to take care of
63              // Log.Exception("Error loading settings JSON file", exception, typeof(JsonSettingsListHelper));
64              Logger.LogError($"Error loading settings JSON file: {exception.Message}");
65          }
66  #pragma warning restore CS0168
67          return settings ?? new Classes.WindowsSettings();
68      }
69  }