using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.Threading.Tasks;

namespace TetraParkOCR
{
    class GetOCRImage
    {
        //获取文件夹下最新文件的名称
        public class FileTimeInfo
        {
            public string FileName;
            public DateTime FileCreateTime;
        }

        public FileTimeInfo GetLatesFileImageName(string dir,string ext)
        {
            List<FileTimeInfo> list = new List<FileTimeInfo>();
            DirectoryInfo d = new DirectoryInfo(dir);
            foreach (FileInfo file in d.GetFiles())
            {
                if (file.Extension.ToUpper() == ext.ToUpper())
                {
                    list.Add(new FileTimeInfo()
                    {
                        FileName = file.FullName,
                        FileCreateTime = file.CreationTime
                    });
                }
            }
            var f = from x in list
                    orderby x.FileCreateTime
                    select x;
            return f.LastOrDefault();

        }

    }
}