namespace SysBaseLibs
{
    public class SysRebackDisplayInfo
    {
        public SysRebackDisplayInfo()
        {
            SysLanguage = AppConfig.DefConfig.ReadString("Language")?? "zh-CN";
        }

	    static SysRebackDisplayInfo _sysRebackDisplayInfoName;
        public static SysRebackDisplayInfo Instance => _sysRebackDisplayInfoName ?? (_sysRebackDisplayInfoName = new SysRebackDisplayInfo());

	    public static void ReloadLanguage()
        {
            _sysRebackDisplayInfoName = new SysRebackDisplayInfo();
        }

        public string SysLanguage { get; set; } 

	    rsXmlNode _snXmlNode;

        public rsXmlNode SnXmlNode
        {
            get
            {
                if (_snXmlNode == null)
                {
                    try
                    {
                        _snXmlNode = new AppConfig(".\\Language\\" + SysLanguage + ".xml").Settings;
                    }
                    catch
                    {
                        _snXmlNode = new AppConfig(".\\Language\\zh-CN.xml").Settings;
                    }
                }
                return _snXmlNode;
            }
        }
        public string GetDisplayValue(string poDisplayName)
        {
            return SnXmlNode?.GetChildValue(poDisplayName);
        }
    }
}