/// <summary>
    /// 接口異常捕捉過(guò)濾器
    /// </summary>
    [AttributeUsage(AttributeTargets.All, AllowMultiple = false, Inherited = true)]
    public class ApiErrorHandleAttribute : ExceptionFilterAttribute
    {
        public override void OnException(HttpActionExecutedContext actionExecutedContext)
        {
            base.OnException(actionExecutedContext);
            actionExecutedContext.Response = GetResponse(actionExecutedContext);
        }

        /// <summary>
        /// 捕捉異常后響應(yīng)方法
        /// </summary>
        private HttpResponseMessage GetResponse(HttpActionExecutedContext actionExecutedContext)
        {
            var requesthost = actionExecutedContext.ActionContext.Request.RequestUri.ToString();//當(dāng)前請(qǐng)求的地址，包括ip加接口地址
            var method = actionExecutedContext.ActionContext.Request.Method.ToString();//當(dāng)前請(qǐng)求是POST/GET/PUT/DELETE ……
            var controller = actionExecutedContext.ActionContext.ActionDescriptor.ControllerDescriptor.ControllerType.FullName;//當(dāng)前請(qǐng)求的控制器所在全路徑：xxx.WebAPI.Controllers.xxxController
            var action = actionExecutedContext.ActionContext.ActionDescriptor.ActionName; //當(dāng)前請(qǐng)求的方法
            var paramters = actionExecutedContext.ActionContext.ActionArguments; //獲取當(dāng)前請(qǐng)求的參數(shù)
            var ip = HttpContext.Current.Request.UserHostAddress;
           
            LogHelper.Error($"錯(cuò)誤信息：URL:{actionExecutedContext.Request.RequestUri},--參數(shù)信息：{paramters.ToJson()},--actionExecutedContext.Exception:{actionExecutedContext.Exception.ToJson()}");
            var response = new { code = 506, message = $"{actionExecutedContext.Exception.Message},URL:{actionExecutedContext.Request.RequestUri}", ex = actionExecutedContext.Exception };
           
            return JsonHelper.ToHttpResponseMessage(response);
        }

    }

    public static class JsonHelper
    {
        /// <summary>
        /// 轉(zhuǎn)化為json格式的HttpResponseMessage
        /// </summary>
        public static HttpResponseMessage ToHttpResponseMessage(object obj)
        {
            string str;
            if (obj is string || obj is char)
            {
                str = obj.ToString();
            }
            else
            {
                str = obj.ToJson();
            }
            var result = new HttpResponseMessage { Content = new StringContent(str, Encoding.GetEncoding("UTF-8"), "application/json") };
            return result;
        }

        /// <summary>
        /// 轉(zhuǎn)化為json字符串，默認(rèn)的時(shí)間格式
        /// </summary>
        /// <param name="obj">要被轉(zhuǎn)化的對(duì)象</param>
        /// <returns>json字符串</returns>
        public static string ToJson(this object obj)
        {
            return JsonConvert.SerializeObject(obj, new JsonSerializerSettings { ReferenceLoopHandling = ReferenceLoopHandling.Ignore, DateFormatString = "yyyy-MM-dd HH:mm:ss" });
        }
    }