using Newtonsoft.Json.Linq;
using NXWMS.Client.Code.Models;
using NXWMS.Client.Code.Serialize;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Security;
using System.Security.Cryptography.X509Certificates;
using System.Text;

namespace NXWMS.Client.Code.Net
{
    /// <summary>
    /// Http请求帮助类
    /// </summary>
    public class HttpRequestHelper
    {
        /// <summary>
        /// 票据
        /// </summary>
        public string _Ticket { get; set; }

        private static bool RemoteCertificateValidate(object sender, X509Certificate cert, X509Chain chain, SslPolicyErrors error)
        {
            return true;
        }

        /// <summary>
        /// Get请求返回响应
        /// </summary>
        /// <param name="url"></param>
        /// <param name="parms"></param>
        /// <returns></returns>
        public string GET(string url, string parms)
        {
            ServicePointManager.ServerCertificateValidationCallback += RemoteCertificateValidate;
            ServicePointManager.SecurityProtocol = (SecurityProtocolType)3072
                | SecurityProtocolType.Ssl3
                | SecurityProtocolType.Tls
                | (SecurityProtocolType)0x300
                | (SecurityProtocolType)0xC00;
            url = url + parms;
            HttpWebRequest request = WebRequest.Create(url) as HttpWebRequest;
            request.Method = "GET";
            HttpWebResponse res;
            try
            {
                res = (HttpWebResponse)request.GetResponse();
            }
            catch (WebException ex)
            {
                res = (HttpWebResponse)ex.Response;
            }
            StreamReader sr = new StreamReader(res.GetResponseStream(), Encoding.UTF8);
            string content = sr.ReadToEnd();
            return content;
        }


        /// <summary>
        /// Post请求返回响应
        /// </summary>
        /// <param name="url"></param>
        /// <param name="pramstr"></param>
        /// <param name="param"></param>
        /// <returns></returns>
        public string POST(string url, string pramstr = null, Dictionary<string, string> param = null)
        {


            HttpWebRequest request = null;


            if (url.Contains("https://"))
            {
                ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(RemoteCertificateValidate);
                request = (HttpWebRequest)WebRequest.CreateDefault(new Uri(url));
            }
            else
            {
                request = (HttpWebRequest)WebRequest.Create(url);
            }



            //ServicePointManager.ServerCertificateValidationCallback += RemoteCertificateValidate;
            //ServicePointManager.SecurityProtocol = (SecurityProtocolType)3072
            //    | SecurityProtocolType.Ssl3
            //    | SecurityProtocolType.Tls
            //    | (SecurityProtocolType)0x300
            //    | (SecurityProtocolType)0xC00; ;
            //var request = WebRequest.Create(url) as HttpWebRequest;
            //CookieContainer cookieContainer = new CookieContainer();
            //request.CookieContainer = cookieContainer;
            //request.AllowAutoRedirect = true;
            //request.MaximumResponseHeadersLength = 1024;

            request.Method = "POST"; //请求方式为post
            //request.AllowAutoRedirect = true;
            //request.MaximumResponseHeadersLength = 1024;
            request.ContentType = "application/json; charset=utf-8";
            if (!string.IsNullOrWhiteSpace(_Ticket))
            {
                request.Headers.Add("Authorization", "Bearer " + _Ticket);
            }
            JObject json = new JObject();
            string jsonstring;
            if (param != null)
            {
                if (param.Count != 0)
                {
                    foreach (var item in param)
                    {
                        json.Add(item.Key, item.Value);
                    }
                }
                jsonstring = json.ToString();
            }
            else if (!string.IsNullOrWhiteSpace(pramstr))
            {
                jsonstring = pramstr;
            }
            else
            {
                jsonstring = "";
            }
            var jsonbyte = Encoding.UTF8.GetBytes(jsonstring);

            using (var postStream = request.GetRequestStream())
            {
                postStream.Write(jsonbyte, 0, jsonbyte.Length);
            }

            // postStream.Close();
            HttpWebResponse res;
            StreamReader sr;
            string content;
            try
            {
                res = (HttpWebResponse)request.GetResponse();
                sr = new StreamReader(res.GetResponseStream(), Encoding.UTF8);
                content = sr.ReadToEnd();
            }
            catch (WebException ex)
            {
                var failResult = new OperateInResultInfo { AffectedRows = 0, Status = OperateInStatus.CodeError, Message = ex.Message };
                //res = (HttpWebResponse)ex.Response;
                //sr =  new StreamReader(res.GetResponseStream(), Encoding.UTF8);
                content = JsonHandleHelper.SerializeObject(failResult);
            }
            return content;
        }

        /// <summary>
        /// Post数据流
        /// </summary>
        /// <param name="url"></param>
        /// <param name="arrAy"></param>
        /// <param name="parms"></param>
        /// <returns></returns>
        public string POSTStream(string url, byte[] arrAy, string parms)
        {
            HttpWebResponse res;
            try
            {
                ServicePointManager.SecurityProtocol = (SecurityProtocolType)3072
                | SecurityProtocolType.Ssl3
                | SecurityProtocolType.Tls
                | (SecurityProtocolType)0x300
                | (SecurityProtocolType)0xC00; ;
                ServicePointManager.ServerCertificateValidationCallback += RemoteCertificateValidate;
                Encoding encode = System.Text.Encoding.GetEncoding("utf-8");
                byte[] arrB = arrAy;
                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
                request.Method = "POST";
                request.ContentType = "application/x-www-form-urlencoded";
                request.ContentLength = arrB.Length;
                Stream outStream = request.GetRequestStream();
                outStream.Write(arrB, 0, arrB.Length);
                outStream.Close();
                res = (HttpWebResponse)request.GetResponse();
            }
            catch (WebException ex)
            {
                res = (HttpWebResponse)ex.Response;
            }
            StreamReader sr = new StreamReader(res.GetResponseStream(), Encoding.UTF8);
            string content = sr.ReadToEnd();
            return content;
        }
    }
}