using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Xml;

namespace YG.Lib
{
    /// <summary>
    /// Post的反馈结果
    /// </summary>
    public class HttpPostResult
    {
        public string Result { get; set; }
        public string Message { get; set; }
    }
   
    public class HttpPostLib
    {
        private static HttpPostLib post = new HttpPostLib();
        public static HttpPostLib Instance { get { return post; } }
    
        public HttpPostResult HttpPost(string Url, string postDataStr)
        {
            try
            {
                YG.Log.Instance.WriteLogAdd(string.Format("{0}:{1}", Url, postDataStr));
                byte[] bt = Encoding.Default.GetBytes(postDataStr);
                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url);
                request.Method = "POST";
                request.ContentType = "application/x-www-form-urlencoded";
                request.ContentLength = bt.Length;// Encoding.UTF8.GetByteCount(postDataStr);
                request.KeepAlive = false;
                CookieContainer cookie = new CookieContainer();

                request.CookieContainer = cookie;
                Stream myRequestStream = request.GetRequestStream();

                myRequestStream.Write(bt, 0, bt.Length);

                //StreamWriter myStreamWriter = new StreamWriter(myRequestStream, Encoding.GetEncoding("gb2312"));
                //myStreamWriter.Write(postDataStr+"\r");
                //  myStreamWriter.Close();

                HttpWebResponse response = (HttpWebResponse)request.GetResponse();

                response.Cookies = cookie.GetCookies(response.ResponseUri);
                Stream myResponseStream = response.GetResponseStream();

                //获取全部返回值XML字符串
                StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8"));
                string retString = myStreamReader.ReadToEnd();
                YG.Log.Instance.WriteLogAdd(string.Format("{0}:{1}","接收到="+ Url, retString));
                //XmlTextReader Reader = new XmlTextReader(myResponseStream);
                //Reader.MoveToContent();
                //string retString = Reader.ReadInnerXml();//取出Content中的Json数据
                // Reader.Close();
                myStreamReader.Close();
                myResponseStream.Close();
                myRequestStream.Close();
                return Newtonsoft.Json.JsonConvert.DeserializeObject<HttpPostResult>(retString);
            }
            catch (Exception ex)
            {
                MessageBox.Show("发送HttpPost时出现异常情况" + Url + ex.Message);
                return new HttpPostResult() { Result = "NG", Message = "发送HttpPost时出现异常情况" + Url + ex.Message };
            }
        }

        /*
        public HttpPostResult HttpPost(string Url, string postDataStr)
        {
            YG.Log.Instance.WriteLogAdd(string.Format("{0};{1}", Url, postDataStr));
            try
            {
                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url);
                request.Method = "POST";
                request.ContentType = "application/x-www-form-urlencoded";
                request.ContentLength = Encoding.UTF8.GetByteCount(postDataStr);
                CookieContainer cookie = new CookieContainer();

                request.CookieContainer = cookie;
                Stream myRequestStream = request.GetRequestStream();
                StreamWriter myStreamWriter = new StreamWriter(myRequestStream, Encoding.GetEncoding("gb2312"));
                myStreamWriter.Write(postDataStr);
                myStreamWriter.Close();

                HttpWebResponse response = (HttpWebResponse)request.GetResponse();

                response.Cookies = cookie.GetCookies(response.ResponseUri);
                Stream myResponseStream = response.GetResponseStream();

                //获取全部返回值XML字符串
                //StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8"));
                //string retString = myStreamReader.ReadToEnd();



                StreamReader myStreamReader = new StreamReader(myResponseStream);
                string retString = myStreamReader.ReadToEnd();
                myStreamReader.Close();
                myResponseStream.Close();
                return Newtonsoft.Json.JsonConvert.DeserializeObject<HttpPostResult>(retString);
             




            

               // return retString;
            }
            catch (Exception ex)
            {

                MessageBox.Show("发送HttpPost时出现异常情况" + Url + ex.Message);
                return new HttpPostResult() { };
             
            }

/*

            YG.Log.Instance.WriteLogAdd(string.Format("{0};{1}", Url, postDataStr));
            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url);
            request.Method = "POST";
            request.ContentType = "application/x-www-form-urlencoded";
            request.ContentLength = Encoding.UTF8.GetByteCount(postDataStr);
            CookieContainer cookie = new CookieContainer();
            request.CookieContainer = cookie;
            Stream myRequestStream = request.GetRequestStream();
            StreamWriter myStreamWriter = new StreamWriter(myRequestStream, Encoding.GetEncoding("gb2312"));
            myStreamWriter.Write(postDataStr);
            myStreamWriter.Close();
            HttpWebResponse response = (HttpWebResponse)request.GetResponse();
            Stream myResponseStream = response.GetResponseStream();
            StreamReader myStreamReader = new StreamReader(myResponseStream);
            string retString = myStreamReader.ReadToEnd();
            return Newtonsoft.Json.JsonConvert.DeserializeObject<HttpPostResult>(retString);
            */

    }
}