using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Web;
using System.Web.Mvc;
 
using System.Web.Http.Filters;
using System.Net.Http;
using System.Web.Http.ExceptionHandling;
using System.Web.Http;
using System.Threading;
using System.Threading.Tasks;
using System.Net;

namespace IStation.WebApi
{
    /// <summary>
    /// 
    /// </summary>
    public class CustomHandleErrorAttribute : ExceptionFilterAttribute
    {
        /// <summary>
        /// 自定义错误
        /// </summary>
        /// <param name="actionExecutedContext"></param>
        public override void OnException(HttpActionExecutedContext actionExecutedContext)
        {
            IStation.Dto.ApiResult result = null;
            if (actionExecutedContext.Exception is NotImplementedException)
            {
                IStation.LogHelper.WriteError("NotImplementedException," + actionExecutedContext.Exception.Message);
                result = new IStation.Dto.ApiResult(IStation.Dto.ApiResultCode.Error, actionExecutedContext.Exception.Message);
            }
            else if (actionExecutedContext.Exception is TimeoutException)
            {
                IStation.LogHelper.WriteError("TimeoutException," + actionExecutedContext.Exception.Message);
                result = new IStation.Dto.ApiResult(IStation.Dto.ApiResultCode.TimeOut, actionExecutedContext.Exception.Message);
            }
 
            else
            {
                IStation.LogHelper.WriteError(
                    string.Format("UnknowException,Exception:{0},StackTrace:{1}",
                    actionExecutedContext.Exception.Message,
                    actionExecutedContext.Exception.StackTrace));
                result = new IStation.Dto.ApiResult(IStation.Dto.ApiResultCode.Error, actionExecutedContext.Exception.Message);
            }

            actionExecutedContext.Response = actionExecutedContext.Request.CreateResponse(result);
            base.OnException(actionExecutedContext);
        }
    }
}