using Microsoft.AspNetCore.Mvc;
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using Microsoft.AspNetCore.Mvc.Controllers;
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using Microsoft.AspNetCore.Mvc.Filters;
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using Newtonsoft.Json;
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using System.Diagnostics;
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using System.Text;
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namespace MESApplication
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{
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/// <summary>
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/// 方法过滤器
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/// </summary>
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public class ActionFilter : IActionFilter
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{
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/// <summary>
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/// 监控日志
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/// </summary>
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public static ILogger LoggerMonitor { get; set; }
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/// <summary>
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/// 错误日志
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/// </summary>
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public static ILogger LoggerError { get; set; }
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private Stopwatch _stopwatch;
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/// <summary>
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/// 创建请求日志文本
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/// </summary>
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/// <param name="method"></param>
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/// <param name="controllerName"></param>
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/// <param name="actionName"></param>
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/// <param name="actionArgs"></param>
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/// <returns></returns>
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private static string CreateRequestLogText(string method, string controllerName, string actionName, string requestHead, string requestBody)
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{
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StringBuilder sb = new StringBuilder();
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sb.Append($"{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss:fff")} 请求{method}/{controllerName}/{actionName}接口，请求Head：{requestHead}\n");
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sb.Append($"{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss:fff")} 请求{method}/{controllerName}/{actionName}接口，请求Body：{requestBody}\n");
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return sb.ToString();
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}
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/// <summary>
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/// 创建响应日志文本
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/// </summary>
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/// <param name="method"></param>
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/// <param name="controllerName"></param>
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/// <param name="actionName"></param>
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/// <param name="result"></param>
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/// <returns></returns>
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private static string CreateResponseLogText(string method, string controllerName, string actionName, object result)
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{
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StringBuilder sb = new StringBuilder();
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sb.Append($"{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss:fff")} 完成请求{method}/{controllerName}/{actionName}接口，返回结果：");
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if (result != null)
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{
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sb.Append($"{JsonConvert.SerializeObject(result)}");
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}
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else
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{
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sb.Append($"无");
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}
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return sb.ToString();
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}
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/// <summary>
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/// 方法执行前
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/// </summary>
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/// <param name="context"></param>
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/// <exception cref="NotImplementedException"></exception>
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public async void OnActionExecuting(ActionExecutingContext context)
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{
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// ErrorLog.Write("==================================================================================================================================");
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_stopwatch = new Stopwatch();
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_stopwatch.Start();
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//throw new NotImplementedException();
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if (LoggerMonitor != null)
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{
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//记录请求参数日志
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ControllerActionDescriptor desc = context.ActionDescriptor as ControllerActionDescriptor;
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if (desc != null)
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{
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Dictionary<string, object> headers = new Dictionary<string, object>();
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var requestHeaders = context.HttpContext.Request.Headers;
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// 访问请求中的 header 信息
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foreach (var header in requestHeaders)
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{
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headers.Add(header.Key, header.Value);
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}
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var requestHead = JsonConvert.SerializeObject(headers);
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Dictionary<string, object> bodys = new Dictionary<string, object>();
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var actionArguments = context.ActionArguments;
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// 访问请求中的参数
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foreach (var argument in actionArguments)
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{
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//dic.Add(argument.Key, argument.Value);
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var parameter = JsonConvert.DeserializeObject<Dictionary<string, object>>(argument.Value.ToString());
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foreach (var item in parameter)
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{
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bodys.Add(item.Key, item.Value);
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}
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}
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var requestBody = JsonConvert.SerializeObject(bodys);
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var logText = CreateRequestLogText(context.HttpContext.Request.Method, desc.ControllerName, desc.ActionName, requestHead, requestBody);
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//LoggerMonitor.LogDebug(logText);
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//ErrorLog.Write(logText);
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}
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}
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}
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public void OnActionExecuted(ActionExecutedContext context)
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{
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//throw new NotImplementedException();
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_stopwatch.Stop();
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long elaspsedMillisedconds = _stopwatch.ElapsedMilliseconds;
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string msg = "";
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//string msg = $"{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss:fff")} 接口执行时间：{elaspsedMillisedconds}毫秒";
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//ErrorLog.Write(msg);
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if (context.Exception != null)
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{
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// 记录异常日志
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if (LoggerError != null)
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{
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LoggerError.LogError(context.Exception, context.Exception.Message);
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ErrorLog.Write($@"{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss:fff")} 接口异常：{JsonConvert.SerializeObject(context.Exception)}");
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ErrorLog.Write($@"{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss:fff")} 异常提示信息：{JsonConvert.SerializeObject(context.Exception.Message)}");
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ErrorLog.Write("==================================================================================================================================");
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}
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}
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if (LoggerMonitor != null)
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{
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// 记录请求结果日志
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ControllerActionDescriptor desc = context.ActionDescriptor as ControllerActionDescriptor;
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if (desc != null)
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{
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ObjectResult rst = context.Result as ObjectResult;
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object rstValue = rst != null ? rst.Value : null;
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var logText = CreateResponseLogText(
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context.HttpContext.Request.Method,
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desc.ControllerName,
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desc.ActionName,
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rstValue);
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LoggerMonitor.LogDebug(logText);
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ErrorLog.Write(logText);
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}
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}
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// ErrorLog.Write(msg);
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// ErrorLog.Write("==================================================================================================================================");
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}
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}
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}
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