asp.net core 本地化自定义处理

    public static class LocalizationService
    {
        /// <summary>
        /// 
        /// </summary>
        public static readonly ILogger _logger = LogManager.GetCurrentClassLogger();

        public static JsonSerializerSettings DefaultSerializerSettings = new JsonSerializerSettings
        {
            ReferenceLoopHandling = ReferenceLoopHandling.Ignore,
            MissingMemberHandling = MissingMemberHandling.Ignore,
            NullValueHandling = NullValueHandling.Ignore
        };

        private static string ResourceName = "";
        private static string ResourcePath = "Resources";

        public static IServiceCollection ConfigureCustomLocalization(this IServiceCollection services, string resourceBasePath, string resourceName)
        {
            ResourceName = resourceName;
            ResourcePath = resourceBasePath;
            return services;
        }

        public static string GetLocalizationMsg(this string key, params object[] args)
        {
            var culture = CultureInfo.CurrentCulture;
            string retVal = string.Empty;
            if (string.Compare(culture.Name, "zh-CN") == 0)
            {
                retVal = "未知错误";
            }
            else
            {
                retVal = "unknown mistake";
            }           
            if (string.IsNullOrWhiteSpace(ResourceName))
            {
                if (string.Compare(culture.Name, "zh-CN") == 0)
                {
                    retVal = "未提供资源文件名，请先注册";
                }
                else
                {
                    retVal = "No resource file name provided, please register first";
                }
            }
            var filePath = Path.Combine(Path.Combine(AppContext.BaseDirectory, ResourcePath), $"{ResourceName}.{culture.Name}.json");
            Dictionary<string, string> result = null;
            if (File.Exists(filePath))
            {
                string text2 = File.ReadAllText(filePath, Encoding.UTF8);
                if (!string.IsNullOrWhiteSpace(text2))
                {
                    try
                    {
                        result = JsonConvert.DeserializeObject<Dictionary<string, string>>(text2, DefaultSerializerSettings);
                        if (result.ContainsKey(key))
                        {
                            retVal = string.Format(result[key], args);
                        }
                    }
                    catch (Exception ex)
                    {
                        _logger.Error(ex, "json资源文件转换失败");
                    }
                }
            }
            return retVal;
        }
    }