using System;
using System.Collections.Generic;
using System.Text;
using System.Linq;
using System.Security.Cryptography;
using System.Net;
using System.IO;
//using System.Web.Script.Serialization;
using System.Web.Script.Serialization;
using System.Web;

namespace UAS_LabelMachine.PublicMethod
{
    public class HttpCommand
    {
        /// <summary>
        /// 获取签名值
        /// </summary>
        /// <param name="parameters"></param>
        /// <param name="url"></param>
        /// <param name="secret"></param>
        /// <returns></returns>
        public static string Sign(IDictionary<string, string> parameters, string url, string secret)
        {
            var builder = new StringBuilder();
            builder.Append(url);
            builder.Append("\n");

            foreach (var param in parameters.OrderBy(t => t.Key))
            {
                builder.Append(string.Format("{0}={1}\n", param.Key, param.Value));
            }

            builder.Append(secret);
            return GetMd5(builder.ToString());
        }

        //获取MD5值
        public static string GetMd5(string src)
        {
            var buffer = new StringBuilder();
            using (var md5 = MD5.Create())
            {
                var md5Bytes = md5.ComputeHash(Encoding.UTF8.GetBytes(src));
                for (var i = 0; i < md5Bytes.Length; i++)
                {
                    var val = Convert.ToInt32(md5Bytes[i] & 0xff);
                    if (val < 16)
                    {
                        buffer.Append("0");
                    }
                    buffer.Append(string.Format("{0:X}", val));
                }
            }

            return buffer.ToString();
        }


        /// <summary>
        /// 获取ESB的时间戳，即C#实现java这个方法System.currentTimeMillis()，产生一个当前的毫秒，这个毫秒其实就是自1970年1月1日0时起的毫秒数
        /// </summary>
        /// <param name="time"></param>
        /// <returns></returns>
        public static string ConvertTimeStamp(string time)
        {
            DateTime dtStart = TimeZone.CurrentTimeZone.ToLocalTime(new DateTime(1970, 1, 1));
            DateTime dtNow = DateTime.Parse(time);
            TimeSpan toNow = dtNow.Subtract(dtStart);
            string timeStamp = toNow.Ticks.ToString();
            timeStamp = timeStamp.Substring(0, timeStamp.Length - 7);
            return timeStamp;
        }

        /// <summary>
        /// 对 URL 字符串进行编码。
        /// </summary>
        /// <param name="dict"></param>
        /// <returns></returns>
        public static string buildEncodeUrl(IDictionary<string, string> dict)
        {
            StringBuilder sb = new StringBuilder();
            foreach (var param in dict.OrderBy(t => t.Key))
            {
                string encode = HttpUtility.UrlEncode(param.Value, Encoding.UTF8);
                sb.Append(param.Key).Append("=").Append(encode).Append("&");
            }

            return sb.ToString().Substring(0, sb.ToString().LastIndexOf("&"));
        }

        /// <summary>
        /// http方式获取数据
        /// </summary>
        /// <param name="url"></param>
        /// <param name="requestString"></param>
        /// <param name="method"></param>
        /// <param name="encoding"></param>
        /// <param name="times">请求超时时间(默认60秒)</param>
        /// <returns></returns>
        public static String GetResponseHTML(string url, string requestString, string method, Encoding encoding, int times = 60)
        {
            try
            {
                if (encoding == null)
                {
                    encoding = Encoding.UTF8;
                }
                if (method == "POST")
                {
                    HttpWebRequest req = (HttpWebRequest)WebRequest.Create(url);
                    req.Method = method;
                    req.ContentType = "application/x-www-form-urlencoded";

                    req.KeepAlive = false;
                    req.Timeout = times * 1000;
                    req.ReadWriteTimeout = times * 1000;
                    //req.UserAgent = new HttpConfig().RMSUserAgent;
                    //不需要根据http协议版本匹配，不需要进行协议握手就是说
                    //Expect:100-Continue的作用是,设定Client 和 Server在Post数据前需要进行“请求头域”的数据匹配,相当于是握手。如果匹配则开始进行body 的内容，Post数据。否则，报错（417） Unkown
                    req.ServicePoint.Expect100Continue = false;


                    //传输请求的数据
                    if (!string.IsNullOrEmpty(requestString))
                    {
                        byte[] data = encoding.GetBytes(requestString);

                        req.ContentLength = data.Length;
                        using (Stream stream = req.GetRequestStream())
                        {
                            stream.Write(data, 0, data.Length);
                            //stream.Flush();
                            stream.Close();
                        }
                    }


                    //获取回传数据
                    using (HttpWebResponse response = (HttpWebResponse)req.GetResponse())
                    {
                        StreamReader reader = new StreamReader(response.GetResponseStream(), encoding);
                        string content = reader.ReadToEnd();
                        reader.Close();

                        return content;
                    }
                }
                else
                {
                    HttpWebRequest req = null;

                    if (string.IsNullOrEmpty(requestString))
                    {
                        req = (HttpWebRequest)WebRequest.Create(url);
                    }
                    else if (url.IndexOf("?") > 0)
                    {
                        req = (HttpWebRequest)WebRequest.Create(url + "&" + requestString);
                    }
                    else
                    {
                        req = (HttpWebRequest)WebRequest.Create(url + "?" + requestString);
                    }

                    // req.Method = method;
                    req.Timeout = times * 1000;
                    req.ReadWriteTimeout = times * 1000;
                    req.ServicePoint.Expect100Continue = false;
                    req.ContentType = "application/x-www-form-urlencoded";

                    //获取回传数据
                    using (HttpWebResponse response = (HttpWebResponse)req.GetResponse())
                    {
                        StreamReader reader = new StreamReader(response.GetResponseStream(), encoding);
                        string content = reader.ReadToEnd();
                        reader.Close();

                        return content;
                    }
                }
            }
            catch (System.Net.WebException ex)
            {
                HttpWebResponse res = (HttpWebResponse)ex.Response;
                StreamReader sr = new StreamReader(res.GetResponseStream(), Encoding.GetEncoding("UTF-8"));
                string errorMessage = sr.ReadToEnd();
                return errorMessage;
            }
            catch (Exception e)
            {
                //Logger log = new Logger();
                //log.LogException(e);
                return e.ToString();
            }
        }

        /// <summary>
        /// 检查UPN是否上传到OPPO成功
        /// </summary>
        /// <param name="esbUrl">OPPO的API URL</param>
        /// <param name="appId"></param>
        /// <param name="esbSecret"></param>
        /// <param name="upn">UPN条码</param>
        /// <returns>返回UPN的SN清单</returns>

        public String checkWmsBatteryInfo(string esbUrl, string appId, string esbSecret, string upn)
        {
            string uri = "/mes/extranet/check_wms_battery_info";
            Encoding encoding = Encoding.GetEncoding("utf-8");
            //Map<String, Object> sendData = new LinkedHashMap<String, Object>();
            IDictionary<string, Object> sendData = new Dictionary<string, Object>();


            StringBuilder builder = new StringBuilder();
            JavaScriptSerializer json = new JavaScriptSerializer();
            json.Serialize(sendData, builder);

            IDictionary<string, string> parameters = new Dictionary<string, string>();
            //parameters.Add("app_id", "SUP-FMT");
            parameters.Add("app_id", appId);
            parameters.Add("bat_upn", upn);
            parameters.Add("procstep", "1");
            parameters.Add("timestamp", ConvertTimeStamp(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")));
            parameters.Add("sign", Sign(parameters, uri, esbSecret));

            string result = GetResponseHTML(esbUrl + uri, buildEncodeUrl(parameters), null, null);
            if ("{\"data\":\"\",\"error_code\":0,\"error_msg\":\"\"}".Equals(result))
            {
                return "Success";
            }
            else
            {
                return result;
            }
        }

        /// <summary>
        /// 插入电池信息到OPPO
        /// </summary>
        /// <param name="esbUrl"></param>
        /// <param name="appId"></param>
        /// <param name="esbSecret"></param>
        /// <param name="strBatteryList"></param>
        /// <returns>返回oppo插入的电池个数</returns>
        public String insertBatteryInfo(string esbUrl, string appId, string esbSecret, string strBatteryList)
        {
            //string uri = "/mes/basics/wms_battery_info_insert";
            string uri = "/mes/extranet/mes_test_result_info_insert";
            Encoding encoding = Encoding.GetEncoding("utf-8");
            //Map<String, Object> sendData = new LinkedHashMap<String, Object>();

            //IDictionary<string, Object> sendData = new Dictionary<string, Object>();
            //StringBuilder builder = new StringBuilder();
            //JavaScriptSerializer json = new JavaScriptSerializer();
            //json.Serialize(sendData, builder);

            IDictionary<string, string> parameters = new Dictionary<string, string>();
            //parameters.Add("app_id", "SUP-FMT");
            /*注意:参数添加到parameters,必须按参数字母顺序添加*/
            parameters.Add("app_id", appId);

            parameters.Add("test_info", strBatteryList);
            parameters.Add("timestamp", ConvertTimeStamp(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")));

            parameters.Add("test_amount", "4");

            parameters.Add("sign", Sign(parameters, uri, esbSecret));

            string result = GetResponseHTML(esbUrl + uri, buildEncodeUrl(parameters), "POST", null);
            if ("{\"data\":\"\",\"error_code\":0,\"error_msg\":\"\"}".Equals(result))
            {
                return "Success";
            }
            else
            {
                return result;
            }
        }

        public String insertUpnInfo(string esbUrl, string appId, string esbSecret, string strUpnlist, int count)
        {
            //string uri = "/mes/basics/wms_battery_info_insert";
            string uri = "/mes/extranet/mes_vendor_upn_inspection_result_insert";
            Encoding encoding = Encoding.GetEncoding("utf-8");
            //Map<String, Object> sendData = new LinkedHashMap<String, Object>();
            IDictionary<string, Object> sendData = new Dictionary<string, Object>();


            StringBuilder builder = new StringBuilder();
            JavaScriptSerializer json = new JavaScriptSerializer();
            json.Serialize(sendData, builder);

            IDictionary<string, string> parameters = new Dictionary<string, string>();
            //parameters.Add("app_id", "SUP-FMT");
            /*注意:参数添加到parameters,必须按参数字母顺序添加*/
            parameters.Add("app_id", appId);
            parameters.Add("inspection_amount", count.ToString());
            parameters.Add("inspection_info", strUpnlist);
            parameters.Add("timestamp", ConvertTimeStamp(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")));
            parameters.Add("sign", Sign(parameters, uri, esbSecret));
            string result = GetResponseHTML(esbUrl + uri, buildEncodeUrl(parameters), "POST", null);
            Console.WriteLine(result);
            //{"response":{"code":"200","success_count":2}}
            if ("{\"data\":\"\",\"error_code\":0,\"error_msg\":\"\"}".Equals(result))
            {
                return "Success";
            }
            else
            {
                return result;
            }
        }

        /// <summary>
        /// 删除UPN接口调用
        /// mes_vendor_upn_inspection_to_del_insert
        /// </summary>
        /// <param name="esbUrl"></param>
        /// <param name="appId"></param>
        /// <param name="esbSecret"></param>
        /// <param name="strUpnlist"></param>
        /// <returns></returns>
        public String deleteUpnInfo(string esbUrl, string appId, string esbSecret, string strUpnlist,int num)
        {
            //string uri = "/mes/basics/wms_battery_info_insert";
            string uri = "/mes/extranet/mes_vendor_upn_inspection_to_del_insert";
            Encoding encoding = Encoding.GetEncoding("utf-8");
            //Map<String, Object> sendData = new LinkedHashMap<String, Object>();
            IDictionary<string, Object> sendData = new Dictionary<string, Object>();


            StringBuilder builder = new StringBuilder();
            JavaScriptSerializer json = new JavaScriptSerializer();
            json.Serialize(sendData, builder);

            IDictionary<string, string> parameters = new Dictionary<string, string>();
            //parameters.Add("app_id", "SUP-FMT");
            /*注意:参数添加到parameters,必须按参数字母顺序添加*/
            //parameters.Add("app_id", appId);
            //parameters.Add("inspection_amount", "1");
            //parameters.Add("inspection_info", strUpnlist);
            //parameters.Add("timestamp", ConvertTimeStamp(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")));


            parameters.Add("app_id", appId);
            //parameters.Add("timestamp", ConvertTimeStamp(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")));         
            parameters.Add("upn_amount", num.ToString());
            parameters.Add("upn_info", strUpnlist);    //inspection_info     test_info
            parameters.Add("timestamp", ConvertTimeStamp(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")));

            parameters.Add("sign", Sign(parameters, uri, esbSecret));
            string result = GetResponseHTML(esbUrl + uri, buildEncodeUrl(parameters), "POST", null);
            Console.Write(result);
            if ("{\"data\":\"\",\"error_code\":0,\"error_msg\":\"\"}".Equals(result))
            {
                return "Success";
            }
            else
            {
                return result;
            }
        }



        /// <summary>
        /// 获取UPN信息
        /// mes_vendor_upn_inspection_to_del_insert
        /// </summary>
        /// <param name="esbUrl"></param>
        /// <param name="appId"></param>
        /// <param name="esbSecret"></param>
        /// <param name="strUpnlist"></param>
        /// <returns></returns>
        public String getUpnInfo(string esbUrl, string appId, string esbSecret, string strUpn)
        {
            //string uri = "/mes/basics/wms_battery_info_insert";
            string uri = "/mes/extranet/mes_vendor_upn_process_result_list";
            Encoding encoding = Encoding.GetEncoding("utf-8");
            //Map<String, Object> sendData = new LinkedHashMap<String, Object>();
            IDictionary<string, Object> sendData = new Dictionary<string, Object>();


            StringBuilder builder = new StringBuilder();
            JavaScriptSerializer json = new JavaScriptSerializer();
            json.Serialize(sendData, builder);

            IDictionary<string, string> parameters = new Dictionary<string, string>();
            //parameters.Add("app_id", "SUP-FMT");
            /*注意:参数添加到parameters,必须按参数字母顺序添加*/
            //parameters.Add("app_id", appId);
            //parameters.Add("inspection_amount", "1");
            //parameters.Add("inspection_info", strUpnlist);
            //parameters.Add("timestamp", ConvertTimeStamp(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")));


            parameters.Add("app_id", appId);
            //parameters.Add("timestamp", ConvertTimeStamp(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")));         
            // parameters.Add("upn_amount", "2");
            parameters.Add("upn_info", strUpn);    //inspection_info     test_info
            parameters.Add("timestamp", ConvertTimeStamp(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")));

            parameters.Add("sign", Sign(parameters, uri, esbSecret));
            string result = GetResponseHTML(esbUrl + uri, buildEncodeUrl(parameters), "POST", null);
            if ("{\"data\":\"\",\"error_code\":0,\"error_msg\":\"\"}".Equals(result))
            {
                return "Success";
            }
            else
            {
                return result;
            }
        }


        /// <summary>
        /// 获取锁卡信息接口调用
        /// mes_lock_card_info_list
        /// </summary>
        /// <param name="esbUrl"></param>
        /// <param name="appId"></param>
        /// <param name="esbSecret"></param>
        /// <returns></returns>
        public String Getinfo(string esbUrl, string appId, string esbSecret)
        {
            //string uri = "/mes/basics/wms_battery_info_insert";
            string uri = "/mes/extranet/mes_lock_card_info_list";
            Encoding encoding = Encoding.GetEncoding("utf-8");
            //Map<String, Object> sendData = new LinkedHashMap<String, Object>();
            IDictionary<string, Object> sendData = new Dictionary<string, Object>();

            StringBuilder builder = new StringBuilder();
            JavaScriptSerializer json = new JavaScriptSerializer();
            json.Serialize(sendData, builder);

            IDictionary<string, string> parameters = new Dictionary<string, string>();
            //parameters.Add("app_id", "SUP-FMT");
            /*注意:参数添加到parameters,必须按参数字母顺序添加*/
            //parameters.Add("app_id", appId);
            //parameters.Add("inspection_amount", "1");
            //parameters.Add("inspection_info", strUpnlist);
            //parameters.Add("timestamp", ConvertTimeStamp(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")));



            parameters.Add("date_from", "20190227001000");
            parameters.Add("date_to", "20190228002000");
            parameters.Add("page_index", "1");
            parameters.Add("page_size", "10");
            parameters.Add("app_id", appId);
            // parameters.Add("upn_info", strUpnlist);    //inspection_info     test_info
            parameters.Add("timestamp", ((DateTime.Now.ToUniversalTime().Ticks - 621355968000000000) / 10000000).ToString());

            parameters.Add("sign", GetSign(parameters, uri.Trim(), esbSecret));

            string result = HttpGet(parameters, esbUrl + ":80" + uri, "GET");
            //  string result = GetResponseHTML(esbUrl + uri, buildEncodeUrl(parameters), "GET", null);
            if ("{\"data\":\"\",\"error_code\":0,\"error_msg\":\"\"}".Equals(result))
            {
                return "Success";
            }
            else
            {
                return result;
            }
        }


        public static string GetPostDataStr(IDictionary<string, string> dict)
        {
            string postDataStr = "";
            StringBuilder myStringBuilder = new StringBuilder();
            foreach (var item in dict)
            {
                myStringBuilder.Append(HttpUtility.UrlEncode(item.Key));
                myStringBuilder.Append("=");
                myStringBuilder.Append(HttpUtility.UrlEncode(item.Value));
                myStringBuilder.Append("&");
            }
            int lenght = myStringBuilder.ToString().Length;
            postDataStr = lenght > 1 ? myStringBuilder.ToString().Remove(lenght - 1) : "";
            return postDataStr;
        }

        public static string HttpGet(IDictionary<string, string> dict, string apiUrl, string strMethod, string ContentType = "text/html;charset=UTF-8")
        {
            string retString = "";
            HttpWebRequest request = null;
            HttpWebResponse response = null;
            #region 记录接口日志相关
            //   InterfaceInvokeLogEntity logInfo = new InterfaceInvokeLogEntity();
            string postDataStr = string.Empty;
            #endregion
            try
            {
                #region 记录接口日志相关
                //用于记录日志 MZ 2017-08-01
                postDataStr = GetPostDataStr(dict);

                #endregion
                string url = apiUrl;
                //请求参数
                //请求路径
                var requestPath = url + (postDataStr == "" ? "" : "?") + postDataStr;
                request = (HttpWebRequest)WebRequest.Create(requestPath);
                request.Method = strMethod;
                if (!string.IsNullOrEmpty(ContentType))
                    request.ContentType = ContentType;
                else
                    request.ContentType = "text/html;charset=UTF-8";
                request.Timeout = 120000;
                //获取响应，取出其中的json数据
                response = (HttpWebResponse)request.GetResponse();
                if (response.StatusCode == HttpStatusCode.OK)
                {
                    Stream myResponseStream = response.GetResponseStream();
                    StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8"));
                    retString = myStreamReader.ReadToEnd();
                    myStreamReader.Close();
                    myResponseStream.Close();

                    #region 记录接口日志相关
                    //记录调用日志 MZ

                    #endregion
                }

            }
            catch (WebException ex)
            {
                try
                {
                    HttpWebResponse res = (HttpWebResponse)ex.Response;
                    StreamReader sr = new StreamReader(res.GetResponseStream(), Encoding.GetEncoding("UTF-8"));
                    //真正的原因
                    string errorMessage = sr.ReadToEnd();
                    //todo:发超时邮件

                    return null;
                }
                catch (Exception)
                {
                }
            }
            finally
            {

            }

            return retString;
        }


        public static string GetSign(IDictionary<string, string> parameters, string url, string secret)
        {
            var builder = new StringBuilder();
            builder.Append(url);
            builder.Append("\n");

            foreach (var param in parameters.OrderBy(t => t.Key))
            {
                builder.Append(string.Format("{0}={1}\n", param.Key, param.Value));
            }

            builder.Append(secret);
            return GetMd5_2(builder.ToString());
        }

        public static string GetMd5_2(string src)
        {
            var buffer = new StringBuilder();
            using (var md5 = MD5.Create())
            {
                var md5Bytes = md5.ComputeHash(Encoding.UTF8.GetBytes(src));
                for (var i = 0; i < md5Bytes.Length; i++)
                {
                    var val = Convert.ToInt32(md5Bytes[i] & 0xff);
                    if (val < 16)
                    {
                        buffer.Append("0");
                    }
                    buffer.Append(string.Format("{0:X}", val));
                }
            }

            return buffer.ToString();
        }

    }
}