using System.Collections;

using System.Reflection;

using Blog.Core.Common.Caches.Extensions;

using Microsoft.Extensions.Caching.Memory;

using Microsoft.Extensions.Options;

namespace Blog.Core.Common.Caches;

public class MemoryCacheManager : IMemoryCache

{

private readonly IOptions<MemoryCacheOptions> _optionsAccessor;

private MemoryCache _inner;

public MemoryCacheManager(IOptions<MemoryCacheOptions> optionsAccessor)

{

_optionsAccessor = optionsAccessor;

_inner = new MemoryCache(_optionsAccessor);

}

public void Dispose() => _inner.Dispose();

public ICacheEntry CreateEntry(object key) => _inner.CreateEntry(key);

public void Remove(object key) => _inner.Remove(key);

public bool TryGetValue(object key, out object value) => _inner.TryGetValue(key, out value);

public void Reset()

{

lock (_optionsAccessor)

{

var old = _inner;

_inner = new MemoryCache(_optionsAccessor);

old.Dispose();

}

}

public IEnumerable<string> GetAllKeys()

{

return _inner.GetKeys<string>();

}

}