using System;
using System.Collections.Generic;
using System.IO;
using System.Web;
using System.Web.Mvc;
using Kreta.BusinessLogic.Exceptions;
using Kreta.BusinessLogic.Helpers;
using Kreta.BusinessLogic.Security;
using Kreta.Enums.ManualEnums;
using Kreta.Framework.Util;
using Kreta.Web.Areas.Adatszolgaltatasok.ApiControllers;
using Kreta.Web.Areas.Adatszolgaltatasok.Models;
using Kreta.Web.Helpers;
using Kreta.Web.Security;
using Newtonsoft.Json;

namespace Kreta.Web.Areas.Adatszolgaltatasok.Controllers
{
    //Note: kikapcsolva, mert jelenleg nincs használatban

    [MvcRoleClaimsAuthorize(true)]
    [MvcRolePackageDenyAuthorize(KretaClaimPackages.IsOnlyAlkalmozott.ClaimValue)]
    //[MvcRolePackageAuthorize(KretaClaimPackages.Fenntarto.ClaimValue, KretaClaimPackages.Adminisztrator.ClaimValue)]
    public class EnaploAdatszolgaltatasController : Controller
    {
        [MvcRolePackageDenyAuthorize(KretaClaimPackages.IsOnlyAlkalmozott.ClaimValue)]
        public ActionResult Index()
        {
            EnaploAdatszolgaltatasApiController api = new EnaploAdatszolgaltatasApiController();
            EnaploAdatszolgaltatasModel model = api.GetEnaploAdatszolgaltatas();
            model.IgenNemList = GetIgenNemList();

            return View("Index", model);
        }

        /// <summary>
        /// Uploads the agreement.
        /// </summary>
        /// <param name="szerzodesFile">The szerzodes file.</param>
        /// <param name="model">The model.</param>
        /// <returns></returns>
        [HttpPost]
        public ActionResult UploadSzerzodes(HttpPostedFileBase szerzodesFile, EnaploAdatszolgaltatasModel model)
        {
            try
            {
                var input_file = szerzodesFile.InputStream;
                MemoryStream memoryStream = new MemoryStream();

                var fileName = szerzodesFile.FileName;

                byte[] buffer = new byte[16 * 1024];
                int read;
                while ((read = input_file.Read(buffer, 0, buffer.Length)) > 0)
                {
                    memoryStream.Write(buffer, 0, read);
                }

                var helper = new AdatszolgaltatasokHelper(ConnectionTypeExtensions.GetActiveSessionConnectionType());

                helper.SaveorUpdateSzerzodesForEnaploAdatszolgaltatas(memoryStream, fileName, model.ID);
            }
            catch (InvalidDataException ex)
            {
                return Content(ex.Message);
            }
            catch (KretaInvalidFileFormatException e)
            {
                return Content(e.Message);
            }
            catch (Exception e)
            {
                return Content(JsonConvert.SerializeObject(e));
            }

            return Content(string.Empty);
        }

        [MvcValidateAjaxAntiForgeryToken]
        [HttpPost]
        public ActionResult RemoveSzerzodes(HttpPostedFileBase szerzodesFile)
        {
            try
            {
                //Fájl törlés hack
            }
            catch (InvalidDataException ex)
            {
                return Content(ex.Message);
            }
            catch (KretaInvalidFileFormatException e)
            {
                return Content(e.Message);
            }
            catch (Exception e)
            {
                return Content(JsonConvert.SerializeObject(e));
            }

            return Content(string.Empty);
        }

        public List<SelectListItem> GetIgenNemList()
        {
            IDictionary<string, string> dictionary = FrameworkEnumExtensions.EnumToListManual<IgenNemEnum>();
            return dictionary.ToSelectListItemList();
        }
    }
}