using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Net;
using System.ServiceProcess;
using System.Text;
using System.Threading.Tasks;

namespace VisitService
{
    public partial class QuanjiangDigitalSchollVisitService : ServiceBase
    {
        public QuanjiangDigitalSchollVisitService()
        {
            InitializeComponent();
        }

        private System.Timers.Timer timer1 = new System.Timers.Timer(60000);
        private static string pathbase = AppDomain.CurrentDomain.SetupInformation.ApplicationBase;
        //private static string logPath = pathbase + @"\" + DateTime.Now.ToString("yyyyMMdd") + @"\log_start.txt";
        protected override void OnStart(string[] args)
        {
            timer1.Elapsed += new System.Timers.ElapsedEventHandler(timer1_Elapsed);
            timer1.AutoReset = true;
            timer1.Enabled = true;
            timer1.Start();
        }

        protected override void OnStop()
        {
            this.timer1.Enabled = false;
        }

        private void timer1_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
        {
            var logPath_timer = pathbase + @"\" + DateTime.Now.ToString("yyyyMMdd") + @"\log.txt";
            try
            {
                //记录日志
                if (!Directory.Exists(pathbase + @"\" + DateTime.Now.ToString("yyyyMMdd")))
                {
                    //不存在文件夹则创建
                    DirectoryInfo directoryInfo = new DirectoryInfo(pathbase + @"\" + DateTime.Now.ToString("yyyyMMdd"));
                    directoryInfo.Create();
                }
                if (!File.Exists(logPath_timer))
                {
                    FileStream fs = File.Create(logPath_timer);//创建文件
                    fs.Close();
                }

                var url = System.Configuration.ConfigurationManager.AppSettings["cyapi"].ToString();
                var arr = url.Split(';');
                foreach (var item in arr)
                {
                    try
                    {
                        System.IO.File.AppendAllText(logPath_timer,
                            "\r\n" + DateTime.Now + "\r\n开始访问：" + item);
                        
                        HttpWebRequest myRequest = (HttpWebRequest)WebRequest.Create(url);
                        myRequest.KeepAlive = false;
                        myRequest.Method = "HEAD"; //设置提交方式可以为＂ｇｅｔ＂，＂ｈｅａｄ＂等
                        //myRequest.Timeout = 60000; //设置网页响应时间长度
                        myRequest.AllowAutoRedirect = false; //是否允许自动重定向
                        HttpWebResponse myResponse = (HttpWebResponse)myRequest.GetResponse();
                        // return (myResponse.StatusCode == HttpStatusCode.OK);//返回响应的状态
                        System.IO.File.AppendAllText(logPath_timer,
                            "\r\n" + DateTime.Now + "\r\n访问结果：" + myResponse.StatusCode);
                        myResponse.Dispose();
                    }
                    catch (Exception ex)
                    {
                        System.IO.File.AppendAllText(logPath_timer,
                            "\r\n" + DateTime.Now + "\r\n访问结果异常，异常信息：" + ex.Message + ",访问地址：" + item);
                    }
                }

            }
            catch (Exception ex)
            {
                System.IO.File.AppendAllText(logPath_timer,
                    "\r\n" + DateTime.Now + "\r\n访问结果异常，异常信息：" + ex.Message);
            }
        }
    }
}