common: refactor common library pt2 (#8588)

- remove common lib
- split settings, remove common-md
- move ipc interop/kb_layout to interop
- rename core -> settings, settings -> old_settings
- os-detect header-only; interop -> PowerToysInterop
- split notifications, move single-use headers where they're used
- winstore lib
- rename com utils
- rename Updating and Telemetry projects
- rename core -> settings-ui and remove examples folder
- rename settings-ui folder + consisent common/version include

src/settings-ui/Microsoft.PowerToys.Settings.UI.Library/GeneralSettings.cs

@@ -0,0 +1,119 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Diagnostics.CodeAnalysis;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using Microsoft.PowerToys.Settings.UI.Library.Interfaces;
+using Microsoft.PowerToys.Settings.UI.Library.Utilities;
+
+namespace Microsoft.PowerToys.Settings.UI.Library
+{
+    public class GeneralSettings : ISettingsConfig
+    {
+        // Gets or sets a value indicating whether packaged.
+        [JsonPropertyName("packaged")]
+        public bool Packaged { get; set; }
+
+        // Gets or sets a value indicating whether run powertoys on start-up.
+        [JsonPropertyName("startup")]
+        public bool Startup { get; set; }
+
+        // Gets or sets a value indicating whether the powertoy elevated.
+        [JsonPropertyName("is_elevated")]
+        public bool IsElevated { get; set; }
+
+        // Gets or sets a value indicating whether powertoys should run elevated.
+        [JsonPropertyName("run_elevated")]
+        public bool RunElevated { get; set; }
+
+        // Gets or sets a value indicating whether is admin.
+        [JsonPropertyName("is_admin")]
+        public bool IsAdmin { get; set; }
+
+        // Gets or sets theme Name.
+        [JsonPropertyName("theme")]
+        public string Theme { get; set; }
+
+        // Gets or sets system theme name.
+        [JsonPropertyName("system_theme")]
+        public string SystemTheme { get; set; }
+
+        // Gets or sets powertoys version number.
+        [JsonPropertyName("powertoys_version")]
+        public string PowertoysVersion { get; set; }
+
+        [JsonPropertyName("action_name")]
+        public string CustomActionName { get; set; }
+
+        [JsonPropertyName("enabled")]
+        public EnabledModules Enabled { get; set; }
+
+        [JsonPropertyName("download_updates_automatically")]
+        public bool AutoDownloadUpdates { get; set; }
+
+        [SuppressMessage("Design", "CA1031:Do not catch general exception types", Justification = "Any error from calling interop code should not prevent the program from loading.")]
+        public GeneralSettings()
+        {
+            Packaged = false;
+            Startup = false;
+            IsAdmin = false;
+            IsElevated = false;
+            AutoDownloadUpdates = false;
+            Theme = "system";
+            SystemTheme = "light";
+            try
+            {
+                PowertoysVersion = DefaultPowertoysVersion();
+            }
+            catch (Exception e)
+            {
+                Logger.LogError("Exception encountered when getting PowerToys version", e);
+                PowertoysVersion = "v0.0.0";
+            }
+
+            Enabled = new EnabledModules();
+            CustomActionName = string.Empty;
+        }
+
+        // converts the current to a json string.
+        public string ToJsonString()
+        {
+            return JsonSerializer.Serialize(this);
+        }
+
+        private static string DefaultPowertoysVersion()
+        {
+            return interop.CommonManaged.GetProductVersion();
+        }
+
+        // This function is to implement the ISettingsConfig interface.
+        // This interface helps in getting the settings configurations.
+        public string GetModuleName()
+        {
+            // The SettingsUtils functions access general settings when the module name is an empty string.
+            return string.Empty;
+        }
+
+        public bool UpgradeSettingsConfiguration()
+        {
+            try
+            {
+                if (Helper.CompareVersions(PowertoysVersion, Helper.GetProductVersion()) != 0)
+                {
+                    // Update settings
+                    PowertoysVersion = Helper.GetProductVersion();
+                    return true;
+                }
+            }
+            catch (FormatException)
+            {
+                // If there is an issue with the version number format, don't migrate settings.
+            }
+
+            return false;
+        }
+    }
+}