using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Web;
using System.Web.Mvc;
using Newtonsoft.Json;
using Website9D.Models;

namespace Website9D.Controllers
{
    public class ForCardController : Controller
    {
        DataMemberAccountDataContext memberPasswordContext = new DataMemberAccountDataContext();
        GMSDataContext cisContext = new GMSDataContext();
        Common common = new Common();
        //
        // GET: /ForCard/
        private string merchant_id = "36251";
        private string api_user = "5865b9213448b";
        private string api_password = "159ead7a6ece57f331727ee0449332d8";
        private string note = "dungorange";
        private string type;
        //private string conversion_rate = "10000:10000; 20000:20000; 30000:30000; 50000:500; 100000:100000; 200000:200000; 300000:300000; 500000:500000; 1000000:1000000";


        public ActionResult Index()
        {
            if (Session["login"] == null) {
                return RedirectToAction("Index", "Home");
            }

            return View();
        }

        public ActionResult KTC()
        {
            List<_9d_KTCItem> listItem = memberPasswordContext._9d_KTCItems.Where(c => c.created_by == "Admin").OrderByDescending(c => c.created_at).ToList();
            return View(listItem);
        }

        [HttpPost]
        public ActionResult Index(FormCollection collection)
        {
            try
            {
                if (Session["login"] == null)
                {
                    return RedirectToAction("Index", "Home");
                }
                if (collection["seritxt"].ToString() == "" || collection["passtxt"].ToString() == "") {
                    ViewBag.error = "Vui lòng nhập thông tin thẻ!";
                    return View();
                }

                // Create a new request to the mentioned URL.
                string url = "http://sv.gamebank.vn/api/card";

                if (collection["option"].ToString() == "Viettel")
                {
                    type = "1";
                }
                else if (collection["option"].ToString() == "Mobile")
                {
                    type = "2";
                }
                else if (collection["option"].ToString() == "Vina")
                {
                    type = "3";
                }
                else if (collection["option"].ToString() == "Gate")
                {
                    type = "4";
                }

                string seri = collection["seritxt"].ToString();
                string pin = collection["passtxt"].ToString();
                HttpWebRequest httpWReq = (HttpWebRequest)WebRequest.Create(url);

                string POST_DATA = "merchant_id=" + merchant_id + "&card_type=" + type + "&seri=" + seri + "&pin=" + pin + "&note=" + note;

                ASCIIEncoding encoding = new ASCIIEncoding();
                byte[] data = encoding.GetBytes(POST_DATA);
                httpWReq.Method = "POST";
                httpWReq.ContentType = "application/x-www-form-urlencoded";
                httpWReq.ContentLength = data.Length;
                httpWReq.Credentials = new NetworkCredential(api_user, api_password);
                using (Stream stream = httpWReq.GetRequestStream())
                {
                    stream.Write(data, 0, data.Length);
                }
                HttpWebResponse response = (HttpWebResponse)httpWReq.GetResponse();
                string responseString = new StreamReader(response.GetResponseStream()).ReadToEnd();

                dynamic results = JsonConvert.DeserializeObject<dynamic>(responseString);
                string i = results.code;
                string e = results.code;
                string ic;
                if (results.code == 0)
                {
                    _9d_user user = memberPasswordContext._9d_users.Where(c => c.user_name == Session["login"].ToString()).FirstOrDefault();
                    ic = results.info_card;

                    int coutncar = Convert.ToInt32(ic);
                    user.balance = user.balance + coutncar;
                    memberPasswordContext.SubmitChanges();

                    User_History addhistory = new User_History();
                    addhistory.username = Session["login"].ToString();
                    addhistory.timeinto = DateTime.Now;
                    addhistory.carinfo = type + "," + coutncar;
                    memberPasswordContext.User_Histories.InsertOnSubmit(addhistory);
                    memberPasswordContext.SubmitChanges();
                    //ViewBag.balance = user.balance;
                    Session["xu"] = user.balance;
                    return RedirectToAction("Index", "Home");
                }
                else {
                    ViewBag.error = "Nạp thẻ thất bại, vui lòng kiểm tra lại";
                    return View();
                }
            }
            catch (Exception e){}
            return View();
        }

        public ActionResult Buy(int id)
        {
            if (Session["login"] == null)
            {
                return RedirectToAction("Index", "Home");
            }

            _9d_user u = common.getUserInfo(Session["login"].ToString());
            _9d_KTCItem item = memberPasswordContext._9d_KTCItems.Where(c => c.id == id).FirstOrDefault();

            if (item == null)
            {
                TempData["error"] = "Item này không tồn tại";
                return RedirectToAction("KTC", "ForCard");
            }

            if (u.balance < item.itemprice)
            {
                TempData["error"] = "Bạn không đủ tiền mua vật phẩm này";
                return RedirectToAction("KTC", "ForCard");
            }

            try
            {
                //chuyen item vao tk nguoi choi
                string userId = u.user_name;
                int? itemId = Convert.ToInt32(item.itemid);
                byte? server = Convert.ToByte(0);
                int? orderId = 0;
                byte? err = 0;

                cisContext.Sp_Purchase_Using(userId, Convert.ToInt32(item.itemid), server, 0, ref orderId, ref err);
                //add vao transaction
                cisContext.SubmitChanges();

                int curr = u.balance;
                _9d_user user = memberPasswordContext._9d_users.Where(c => c.user_name == userId).FirstOrDefault();
                user.balance = curr - item.itemprice;
                memberPasswordContext.SubmitChanges();

                Session["xu"] = user.balance;
                TempData["error"] = "Mua hàng thành công!!!";
            }
            catch (Exception)
            {

            }

            return RedirectToAction("KTC", "ForCard");
        }

    }
}