Swapping from ConfigurationManager to XElement to avoid "The configur…

ApiClient/ApiClient.csproj

@@ -4,21 +4,28 @@
     <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
+    <SignAssembly>False</SignAssembly>
   </PropertyGroup>
 
-  <ItemGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
+    <Optimize>False</Optimize>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
+    <Optimize>False</Optimize>
+  </PropertyGroup>
+
+	<ItemGroup>
     <Compile Remove="Properties\**" />
     <EmbeddedResource Remove="Properties\**" />
     <None Remove="Properties\**" />
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="8.0.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
-    <PackageReference Include="System.Configuration.ConfigurationManager" Version="8.0.0" />
   </ItemGroup>
 
 </Project>

ApiClient/Core/Configuration/ApiClientConfigHelper.cs

@@ -13,9 +13,9 @@
 
 using ApiClient.Core.Configuration.Interfaces;
 using ApiClient.Exception;
-using System.Configuration;
 using System.Globalization;
 using System.Text.RegularExpressions;
+using System.Xml.Linq;
 
 namespace ApiClient.Core.Configuration
 {
@@ -24,10 +24,10 @@ public class ApiClientConfigHelper : ConfigurationHelper, IApiClientConfigHelper
         // Static members are 'eagerly initialized', that is, 
         // immediately when class is loaded for the first time.
         // .NET guarantees thread safety for static initialization
-        private static readonly ExeConfigurationFileMap _map = GetMap();
+        private static readonly string _configFile = GetConfigFilePath();
         private static readonly ApiClientConfigHelper _thisInstance = new();
 
-        public static ExeConfigurationFileMap Map { get => _map; }
+        public static string ConfigFile { get => _configFile; }
 
         private const string _ClientId = "ApiClient.ClientId";
         private const string _ClientSecret = "ApiClient.ClientSecret";
@@ -40,25 +40,20 @@ private ApiClientConfigHelper()
         {
             try
             {
-                Console.WriteLine($"map.ExeConfigFilename {_map.ExeConfigFilename}");
-                _config = ConfigurationManager.OpenMappedExeConfiguration(_map, ConfigurationUserLevel.None);
+                Console.WriteLine($"XML file: {_configFile}");
+                _xconfig = XElement.Load(_configFile);
             }
             catch (System.Exception ex)
             {
                 throw new ApiException($"Error in ApiClientConfigHelper on opening up apiclient.config {ex.Message}");
             }
         }
 
-        private static ExeConfigurationFileMap GetMap()
+        private static string GetConfigFilePath()
         {
             var environmentPath = Environment.GetEnvironmentVariable("APICLIENT_CONFIG_PATH");
             var filePath = environmentPath ?? FindSolutionDir();
-
-            var map = new ExeConfigurationFileMap
-            {
-                ExeConfigFilename = filePath
-            };
-            return map;
+            return filePath;
         }
 
         private static string FindSolutionDir()

ApiClient/Core/Configuration/ConfigurationHelper.cs

@@ -12,9 +12,8 @@
 //-----------------------------------------------------------------------
 
 using ApiClient.Core.Configuration.Interfaces;
-using System.Configuration;
 using System.Diagnostics.CodeAnalysis;
-using ConfigurationManager = System.Configuration.ConfigurationManager;
+using System.Xml.Linq;
 
 namespace ApiClient.Core.Configuration
 {
@@ -27,7 +26,7 @@ public class ConfigurationHelper : IConfigurationHelper
         /// <summary>
         ///     This object represents the config file
         /// </summary>
-        protected System.Configuration.Configuration? _config;
+        protected XElement? _xconfig;
 
         /// <summary>
         ///     Updates the value for the specified key in the AppSettings of the Config file.
@@ -36,10 +35,29 @@ public class ConfigurationHelper : IConfigurationHelper
         /// <param name="value">The value.</param>
         public void Update(string key, string value)
         {
-            if (_config?.AppSettings.Settings[key] == null)
-                _config?.AppSettings.Settings.Add(key, value);
+            if (Setting(key) == null)
+                AppSettings?.Add(CreateElement(key, value));
             else
-                _config.AppSettings.Settings[key].Value = value;
+                Value(Setting(key))!.SetValue(value);
+        }
+
+        public XElement? AppSettings { get => _xconfig?.Descendants("appSettings")?.FirstOrDefault(); }
+
+        public IEnumerable<XElement>? Settings { get => AppSettings?.Descendants("add"); }
+
+        public static XElement CreateElement(string key, string value)
+        {
+            return new XElement("add", new XAttribute("key", key), new XAttribute("value", value));
+        }
+
+        public XElement? Setting(string name)
+        {
+            return Settings?.Where(e => e.Attributes().Where(r => r.Name == "key" && r.Value == name).Any()).FirstOrDefault();
+        }
+
+        public static XAttribute? Value(XElement? setting)
+        {
+            return setting?.Attributes().Where(l => l.Name == "value").FirstOrDefault();
         }
 
         /// <summary>
@@ -51,7 +69,7 @@ public string GetAttribute(string attrName)
         {
             try
             {
-                return _config?.AppSettings.Settings[attrName]?.Value!;
+                return Value(Setting(attrName))?.Value!;
             }
             catch (System.Exception)
             {
@@ -82,26 +100,7 @@ public bool GetBooleanAttribute(string attrName)
         /// </summary>
         public void Save()
         {
-            try
-            {
-                _config?.Save(ConfigurationSaveMode.Modified);
-            }
-            catch (ConfigurationErrorsException cee)
-            {
-                if (!cee.Message.StartsWith("The configuration file has been changed by another program."))
-                    throw;
-
-                _config = ConfigurationManager.OpenMappedExeConfiguration(ApiClientConfigHelper.Map, ConfigurationUserLevel.None);
-            }
-            ConfigurationManager.RefreshSection("appSettings");
-        }
-
-        /// <summary>
-        ///     Refreshes the application settingses.
-        /// </summary>
-        public void RefreshAppSettings()
-        {
-            ConfigurationManager.RefreshSection("appSettings");
+            _xconfig!.Save(ApiClientConfigHelper.ConfigFile);
         }
     }
 }

ApiClient/Core/Configuration/Interfaces/IConfigurationHelper.cs

@@ -43,10 +43,5 @@ public interface IConfigurationHelper
         ///     Saves changes to the Config file
         /// </summary>
         void Save();
-
-        /// <summary>
-        ///     Refreshes the application settingses.
-        /// </summary>
-        void RefreshAppSettings();
     }
 }