namespace Yw.Settings
{
    /// <summary>
    /// 文件辅助类
    /// </summary>
    internal class HydroL3dFileHelper
    {
        /// <summary>
        /// json文件名称
        /// </summary>
        internal static string JsonFileName
        {
            get
            {
                if (string.IsNullOrEmpty(_jsonFileName))
                {
                    _jsonFileName = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "paras_hydrol3d_settings.json");
                }
                return _jsonFileName;
            }
        }
        private static string _jsonFileName = null;

        /// <summary>
        /// 获取
        /// </summary>
        internal static HydroL3dParas Get()
        {
            if (_appparas == null)
            {
                lock (_locker)
                {
                    if (_appparas == null)
                    {
                        var json = File.ReadAllText(JsonFileName, Encoding.UTF8);
                        _appparas = JsonHelper.Json2Object<HydroL3dParas>(json);
                        if (_appparas == null)
                        {
                            _appparas = new HydroL3dParas();
                        }
                    }
                }
            }
            return _appparas;
        }
        private static HydroL3dParas _appparas = null;
        private static readonly object _locker = new object();

        /// <summary>
        /// 保存
        /// </summary>
        /// <returns></returns>
        internal static bool Save()
        {
            if (_appparas == null)
            {
                return default;
            }
            var json = JsonHelper.Object2FormatJson(_appparas);
            File.WriteAllText(JsonFileName, json, Encoding.UTF8);
            return true;
        }

    }
}