ln.templates/ln.templates.service/TempFileStream.cs

using System;
using System.IO;
using ln.type;
using Microsoft.Win32.SafeHandles;

namespace ln.templates.service
{
    public class TempFileStream : FileStream, IDisposable
    {
        public static string DefaultPath { get; set; } = Path.GetTempPath();
        public new void Dispose()
        {
            try
            {
                base.Dispose();
            }
            finally
            {
                if (File.Exists(Name))
                    File.Delete(Name);
            }
        }

        public TempFileStream()
            :base($"{GetUniqueFileName(DefaultPath)}", FileMode.Create)
        {
        }
        
        public TempFileStream(string extension)
            :base($"{GetUniqueFileName(extension)}", FileMode.Create)
        {
        }


        public static string GetUniqueFileName(string path) => GetUniqueFileName(path, DefaultPath);
        public static string GetUniqueFileName(string path, string extension)
        {
            return String.Format("{1}/tmp.{2}{0}",
                extension,
                path,
                BitConverter.GetBytes(DateTime.Now.ToUnixTimeMilliseconds()).ToHexString()
            );
        }

    }
    
}