Hastlayer-SDK

using System;
using System.Collections.Generic;

namespace Hast.Common.Services;

/// <summary>
/// Contains a values that are attached to an <see cref="IDisposable"/> context while manages their lifecycle together.
/// </summary>
public class DisposableContainer : IDisposable
{
    private bool _disposed;
    private IDisposable _context;

    public IReadOnlyList<object> Values { get; }

    public DisposableContainer(IDisposable context, params object[] values)
    {
        _context = context;
        Values = values;
    }

    public void Dispose()
    {
        Dispose(disposing: true);
        GC.SuppressFinalize(this);
    }

    protected virtual void Dispose(bool disposing)
    {
        if (_disposed) return;

        _context?.Dispose();
        _context = null;

        if (disposing)
        {
            foreach (var value in Values)
            {
                if (value is IDisposable disposableValue)
                {
                    disposableValue.Dispose();
                }
            }
        }

        _disposed = true;
    }
}

/// <inheritdoc cref="DisposableContainer"/>
public sealed class DisposableContainer<T> : DisposableContainer
{
    public T Value => (T)Values[0];

    public DisposableContainer(IDisposable context, T value)
        : base(context, value) { }
}

/// <inheritdoc cref="DisposableContainer"/>
public sealed class DisposableContainer<T1, T2> : DisposableContainer
{
    public DisposableContainer(IDisposable context, T1 value1, T2 value2)
        : base(context, value1, value2) { }

    public void Deconstruct(out T1 first, out T2 second)
    {
        first = (T1)Values[0];
        second = (T2)Values[1];
    }
}