using System; 
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;

using ResfullApi.Models;
using Newtonsoft.Json;
using System.Data;
using System.IO;
using System.Xml;
using Microsoft.AspNetCore.Mvc;

namespace ApiProcess.Controllers
{
    [ApiController]
    [Route("api/[controller]/[action]/data")]
    public class systemApi : ControllerBase
    {
        static readonly log4net.ILog logger = log4net.LogManager.GetLogger(typeof(systemApi));
        // {"msisdn":"50940227941","serviceId":"23","money":"2000"}
        [HttpPost]
        public IActionResult systemCharge([FromBody] dynamic sendData)
        {
            ////log4net.ILog logger = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
            ////log4net.Config.XmlConfigurator.Configure();
            responseObjUtil response = new responseObjUtil();
            response.status = "-1";
            response.message = "Err unknow";
            try
            {
                systemObjChargeRequest data = JsonConvert.DeserializeObject<systemObjChargeRequest>(sendData.ToString());
                logger.Info("New request income systemCharge :" + data.ToString());
                //lay ve thong tin cua CGW ung voi service
                DataSet ds_sv = systemDataAccess.SYS_GET_SERVICE_BY_ID(data.serviceId);
                logger.Info("Call database SYS_GET_SERVICE_BY_ID success:");
                if (ds_sv != null & ds_sv.Tables[0].Rows.Count > 0)
                {
                    DataRow dr = ds_sv.Tables[0].Rows[0];
                    string SV_CODE = dr["sv_code"].ToString();
                    string sv_charg_shortcode = dr["sv_charg_shortcode"].ToString();
                    string sv_command = dr["sv_command"].ToString();
                    string sv_charg_url = dr["sv_charg_url"].ToString();
                    string sv_charg_user = dr["sv_charg_user"].ToString();
                    string sv_charg_pass = dr["sv_charg_pass"].ToString();
                    string sv_char_timeout = dr["sv_char_timeout"].ToString();
                    string sv_char_wscode = dr["sv_char_wscode"].ToString();
                    string sv_charg_rawdata = dr["sv_charg_rawdata"].ToString();
                    string sv_charg_gworder = dr["sv_charg_gworder"].ToString();
                    string msisdn_temp = data.msisdn;
                    string money = data.money;
                    string reqid = SV_CODE + "_" + msisdn_temp+"_" + System.DateTime.Now.ToString("ddMMyyyyHHmmsss");

                    string request = createdRequest(reqid, msisdn_temp, money, sv_charg_shortcode, sv_command, sv_charg_user, sv_charg_pass,
                    sv_char_wscode, sv_charg_rawdata, sv_charg_gworder);
                    logger.Info("Request :" + request);
                    string resultPost = getContent(sv_charg_url, sv_char_timeout, request);
                    logger.Info("Response :" + resultPost);

                    string err_code_cmd = "-2000";
                    string err_msg_cmd = "cmd err unknow";
                    string ketqua = "-1000|unknow";
                    string err_code = "-1000";
                    string err_msg = "unknow";
                    if (!string.IsNullOrEmpty(resultPost))
                    {
                        XmlDocument xmlDoc = new XmlDocument();
                        xmlDoc.LoadXml(resultPost);
                        err_code_cmd = xmlDoc.GetElementsByTagName("error").Item(0).InnerText;
                        err_msg_cmd = xmlDoc.GetElementsByTagName("description").Item(0).InnerText;
                        if (err_code_cmd == "0")
                        {
                            
                            ketqua = xmlDoc.GetElementsByTagName("return").Item(0).InnerText;

                            err_code = ketqua.Split('|')[0];
                            err_msg = ketqua.Split('|')[1];
                            logger.Info("send request id :" + reqid + " err_code: " + err_code + " err_msg: " + err_msg);
                            
                        }
                        //update log charge
                        DataSet ds_updateLog = systemDataAccess.SYS_UPDATE_LOG_CHARGE(data.msisdn, data.serviceId, data.money, err_code_cmd, err_msg_cmd, err_code, err_msg, data.isRenew);
                        if (ds_updateLog != null & ds_updateLog.Tables[0].Rows.Count > 0)
                        {
                            response.status = ds_updateLog.Tables[0].Rows[0]["status"].ToString();
                            response.message = ds_updateLog.Tables[0].Rows[0]["message"].ToString();
                        }    

                    }


                }
                


            }
            catch (Exception ex)
            {

                logger.Info("Err:" + ex.ToString());
            }
            logger.Info("Responase to web: " + response.ToString());
            return Ok(response);
        }














        private string createdRequest(string requestid, string msisdn, string money, string shortcode, string command,
             string user, string pass, string sv_char_wscode, string sv_charg_rawdata, string sv_charg_gworder)
        {
            //log4net.ILog logger = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
            //log4net.Config.XmlConfigurator.Configure();
            string request = "";
            try
            {

                string input = msisdn + "|" + shortcode + "|" + command + "|1|" + money + "|" + requestid;
                request = request + @"<soapenv:Envelope xmlns:soapenv=""http://schemas.xmlsoap.org/soap/envelope/"" xmlns:web=""http://webservice.bccsgw.viettel.com/"">";
                request = request + @"<soapenv:Header/>";
                request = request + @"<soapenv:Body>";
                request = request + @"<web:gwOperation>";
                request = request + @"<Input>";
                request = request + @"<username>" + user + @"</username>";
                request = request + @"<password>" + pass + @"</password>";
                request = request + @"<wscode>" + sv_char_wscode + @"</wscode>";
                request = request + @"<param name=""GWORDER"" value=""" + sv_charg_gworder + @"""/>";
                request = request + @"<param name=""input"" value=""" + input + @"""/>";
                request = request + @"<rawData></rawData>";
                request = request + @"</Input>";
                request = request + @"</web:gwOperation>";
                request = request + @"</soapenv:Body>";
                request = request + @"</soapenv:Envelope>";

            }
            catch (Exception ex)
            {

                logger.Info("Err when create request: " + ex.ToString());
            }
            return request;
        }


        private string getContent(string api_path, string timeout, string xml)
        {
            //log4net.ILog logger = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
            //log4net.Config.XmlConfigurator.Configure();
            string rp = "";
            try
            {


                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(api_path);

                byte[] bytes;
                bytes = System.Text.Encoding.UTF8.GetBytes(xml);
                request.ContentType = "text/xml; encoding='utf-8'";
                request.ContentLength = bytes.Length;
                request.Method = "POST";
                request.Timeout = Convert.ToInt32(timeout);

                Stream requestStream = request.GetRequestStream();
                requestStream.Write(bytes, 0, bytes.Length);

                requestStream.Close();
                HttpWebResponse response;

                response = (HttpWebResponse)request.GetResponse();


                Stream responseStream = response.GetResponseStream();

                rp = new StreamReader(responseStream).ReadToEnd();



            }
            catch (Exception ex)
            {
                logger.Info("Err when post: " + ex.ToString());
            }


            return rp;
        }




    }
}