using System.IO;
using System.Threading;
using System.Threading.Tasks;
using Wabbajack.Hashing.xxHash64;
using Wabbajack.Paths;
using Wabbajack.Paths.IO;

namespace Wabbajack.Common
{
    public static class AbsolutePathExtensions
    {
        public static async Task<Hash> Hash(this AbsolutePath path, CancellationToken? token = null)
        {
            await using var fs = path.Open(FileMode.Open);
            return await fs.HashingCopy(Stream.Null, token ?? CancellationToken.None);

        }
    }
}