RegistryHelper.cs

// Azure Open AI Chat Client (Using Semantic Kernel)

using Microsoft.Win32;

namespace AzureOpenAIChat
{
    // helper to access the Windows Registry
    internal static class RegistryHelper
    {
        // Registry Key
        private const string AppKey = "SOFTWARE\\AzureOpenAIChat";

        // Write/Read Registry
        public static void WriteAppInfo(string key, string value)
        {
            using (RegistryKey registryKey = Registry.CurrentUser.CreateSubKey(AppKey))
                registryKey.SetValue(key, value);
        }

        public static string? ReadAppInfo(string key)
        {
            using (RegistryKey? registryKey = Registry.CurrentUser.OpenSubKey(AppKey))
                if (registryKey == null)
                    return null;
                else
                    return (string?)registryKey.GetValue(key);
        }
    }
}