using BS.SharedLauncher.DataContract;
using BS.SharedLauncher.Update;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Security.Cryptography;
using System.Text;
using System.Threading.Tasks;

namespace BS.SharedLauncher.Extensions
{
    public static class PlanerFileExtension
    {
        public static List<PlanerFileInfoDC> ToPlanerFileInfoDCList(this List<PlanerFileInfo> planerFileInfos) => planerFileInfos.Select(x => new PlanerFileInfoDC()
        {
            Checksum = x.Checksum,
            Name = x.Name,
            RelativePath = x.RelativePath
        }).ToList();
        public static List<PlanerFileInfo> ToPlanerFileInfoList(this List<PlanerFileInfoDC> planerFileInfos) => planerFileInfos.Select(x => new PlanerFileInfo()
        {
            Checksum = x.Checksum,
            Name = x.Name,
            RelativePath = x.RelativePath
        }).ToList();

        public static void LoadHash(this PlanerFileInfo planerFileInfo)
        {
            //FileData = File.ReadAllBytes(AbsolutePath);
            using (var md5 = MD5.Create())
            {
                using (var stream = File.OpenRead(planerFileInfo.AbsolutePath))
                {
                    planerFileInfo.Checksum = BitConverter.ToString(md5.ComputeHash(stream)).Replace("-", "").ToLowerInvariant();
                }
            }
        }

        public static void Copy(this PlanerFileInfo info) => new PlanerFileInfo()
        {
            Name = info.Name,
            AbsolutePath = info.AbsolutePath,
            Checksum = info.Checksum,
            RelativePath = info.RelativePath
        };
    }
}