MireaBackend/Endpoint/Common/Services/Security/MemoryCacheService.cs

using Microsoft.Extensions.Caching.Memory;
using Mirea.Api.Security.Common.Interfaces;
using System;
using System.Text.Json;
using System.Threading;
using System.Threading.Tasks;

namespace Mirea.Api.Endpoint.Common.Services.Security;

public class MemoryCacheService(IMemoryCache cache) : ICacheService
{
    public Task SetAsync<T>(string key, T value, TimeSpan? absoluteExpirationRelativeToNow = null, TimeSpan? slidingExpiration = null, CancellationToken cancellationToken = default)
    {
        var options = new MemoryCacheEntryOptions
        {
            AbsoluteExpirationRelativeToNow = absoluteExpirationRelativeToNow,
            SlidingExpiration = slidingExpiration
        };

        cache.Set(key, value as byte[] ?? JsonSerializer.SerializeToUtf8Bytes(value), options);
        return Task.CompletedTask;
    }

    public Task<T?> GetAsync<T>(string key, CancellationToken cancellationToken = default)
    {
        return Task.FromResult(
            cache.TryGetValue(key, out byte[]? value) ?
            JsonSerializer.Deserialize<T>(value) :
            default
        );
    }

    public Task RemoveAsync(string key, CancellationToken cancellationToken = default)
    {
        cache.Remove(key);
        return Task.CompletedTask;
    }
}