SystemExtensions/SystemExtensions.NetStandard.DependencyInjection/Configuration/LiveUpdateableOptionsWrapper.cs

using System.Extensions;

namespace System.Configuration;

public sealed class LiveUpdateableOptionsWrapper<T> : ILiveUpdateableOptions<T>
    where T : class
{
    private readonly IOptionsManager configurationManager;

    private T value;

    public T Value
    {
        get
        {
            this.value = this.configurationManager.GetOptions<T>();
            return this.value;
        }
    }

    public LiveUpdateableOptionsWrapper(IOptionsManager configurationManager)
    {
        this.configurationManager = configurationManager.ThrowIfNull(nameof(configurationManager));
    }

    public void UpdateOption()
    {
        this.configurationManager.UpdateOptions<T>(this.value);
    }
}