using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Net.Http;
using System.ServiceModel.Channels;
using System.Web;
using System.Web.Http.Controllers;
using System.Web.Http.Filters;

namespace DataWant.Filters
{
    [AttributeUsage(AttributeTargets.Class | AttributeTargets.Method, AllowMultiple = true, Inherited = true)]
    public class LogActionFilterAttribute : ActionFilterAttribute,IActionFilter
    {
        public LogActionFilterAttribute() { }
        private Stopwatch sw = new Stopwatch();
        public override void OnActionExecuting(HttpActionContext actionContext)
        {
            base.OnActionExecuting(actionContext);           
            sw.Restart();            
        }

        public override void OnActionExecuted(HttpActionExecutedContext actionExecutedContext)
        {           
            sw.Stop();
            string ip = GetClientIp(actionExecutedContext.Request);
            var usageTime = (Int32)sw.Elapsed.TotalMilliseconds;
            //这里生产环境替换成，写入文件或数据库
            Console.WriteLine("from:{0},usagetime:{1}",ip,usageTime);
        }
        
        private string GetClientIp(HttpRequestMessage request)
        {
            if (request.Properties.ContainsKey("MS_HttpContext"))
            {
                return ((HttpContextWrapper)request.Properties["MS_HttpContext"]).Request.UserHostAddress;
            }
            else if (request.Properties.ContainsKey(RemoteEndpointMessageProperty.Name))
            {
                RemoteEndpointMessageProperty prop;
                prop = (RemoteEndpointMessageProperty)request.Properties[RemoteEndpointMessageProperty.Name];
                return prop.Address;
            }
            else
            {
                return string.Empty;
            }
        }
       
    }
}

{"Message":"An error has occurred.","ExceptionMessage":"找不到方法:“System.Net.Http.HttpRequestMessage System.Web.Http.Filters.HttpActionExecutedContext.get_Request()”。","ExceptionType":"System.MissingMethodException","StackTrace":"   在 DataWant.Filters.LogActionFilterAttribute.OnActionExecuted(HttpActionExecutedContext actionExecutedContext)\r\n   在 System.Web.Http.Filters.ActionFilterAttribute.OnActionExecutedAsync(HttpActionExecutedContext actionExecutedContext, CancellationToken cancellationToken)\r\n--- 引发异常的上一位置中堆栈跟踪的末尾 ---\r\n   在 System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)\r\n   在 System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\r\n   在 System.Web.Http.Filters.ActionFilterAttribute.<CallOnActionExecutedAsync>d__5.MoveNext()\r\n--- 引发异常的上一位置中堆栈跟踪的末尾 ---\r\n   在 System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)\r\n   在 System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\r\n   在 System.Web.Http.Filters.ActionFilterAttribute.<ExecuteActionFilterAsyncCore>d__0.MoveNext()\r\n--- 引发异常的上一位置中堆栈跟踪的末尾 ---\r\n   在 System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)\r\n   在 System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\r\n   在 System.Web.Http.Controllers.ActionFilterResult.<ExecuteAsync>d__2.MoveNext()\r\n--- 引发异常的上一位置中堆栈跟踪的末尾 ---\r\n   在 System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)\r\n   在 System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\r\n   在 System.Web.Http.Dispatcher.HttpControllerDispatcher.<SendAsync>d__1.MoveNext()"}