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

namespace Sog
{
    public enum OSType
    {
        None = 0,
        Windows = 1,
        Linux = 2,
    }
    public static class OSUtils
    {
        private static OSType m_osType = OSType.None;

        public static bool IsWindows()
        {
            Init();

            return m_osType == OSType.Windows;
        }


        /// <summary>
        /// 判断是否存在逻辑不是很严格，能用就行
        /// </summary>
        /// <returns></returns>
        private static void Init()
        {
            if(m_osType != OSType.None)
            {
                return;
            }

            if (Directory.Exists("C:") || Directory.Exists("D:"))
            {
                m_osType = OSType.Windows;
            }
            else
            {
                m_osType = OSType.Linux;
            }
        }

        public static string GetFilePathSeparator()
        {
            
            if(IsWindows())
            {
                return "\\";
            }
            else
            {
                return "/";
            }
            

            //return Path.DirectorySeparatorChar;
        }
    }
}