using System.Threading;
using LensAdjustmentTool.Models;

namespace LensAdjustmentTool.Infrastructure
{
    public sealed class LatestResultMailbox
    {
        private FrameAnalysisResult _latest;

        public void Publish(FrameAnalysisResult result)
        {
            var old = Interlocked.Exchange(ref _latest, result);
            old?.Dispose();
        }

        public FrameAnalysisResult TakeLatest()
        {
            return Interlocked.Exchange(ref _latest, null);
        }

        public void Clear()
        {
            var old = Interlocked.Exchange(ref _latest, null);
            old?.Dispose();
        }
    }
}