using System;
using System.Collections.Generic;
using System.Data;
using System.IO;
using System.Web.Mvc;
using ICSharpCode.SharpZipLib.Zip;
using Kreta.BusinessLogic.Classes;
using Kreta.BusinessLogic.Helpers;
using Kreta.Enums;
using Kreta.Enums.ManualEnums;
using Kreta.Web.Areas.Nyomtatvanyok.Logic;
using Kreta.Web.Helpers;

namespace Kreta.Web.Areas.Nyomtatvanyok.Controllers
{
    public partial class NyomtatvanyokController : BaseNyomtatvanyokController
    {
        public MemoryStream NebuloEgyedi(int nebuloId, int statusz)
        {
            try
            {
                DataSet ds = new NyomtatvanyokHelper(ConnectionTypeExtensions.GetSessionConnectionType()).GetNebuloErtesito(nebuloId);

                DataRow dr = ds.Tables[0].Rows[0];

                string frxNeve = statusz == FelvetelStatuszaTipusEnum.Felveve.AsInt() ? nameof(NyomtatvanyEnum.NebuloErtesitoFelveve) : nameof(NyomtatvanyEnum.NebuloErtesitoNemFelveve);

                string dokumentumNeve = $"{dr["NebuloNeve"].ToString().Trim().Replace(" ", "_")}_{dr["SzulIdo"].ToString().Trim().Replace(".", "")}";

                var filePath = System.Web.HttpContext.Current.Server.MapPath($"{ApplicationData.NyomtatasiSablonokKonyvtar}/{frxNeve}.frx");

                var result = GetPdfMemoryStreamByPath(ds, filePath, pdfNeve: dokumentumNeve);

                return result;
            }
            catch (Exception ex)
            {
                throw NyomtatvanyokLogic.NyomtatvanyError(ex);
            }
        }

        public ActionResult NebuloFelvettZip(NyomtatvanyModel model)
        {
            return GetNebuloInZip(model, FelvetelStatuszaTipusEnum.Felveve.AsInt());
        }

        public ActionResult NebuloElutasitottZip(NyomtatvanyModel model)
        {
            return GetNebuloInZip(model, FelvetelStatuszaTipusEnum.NemFelveve.AsInt());
        }

        public MemoryStream NebuloSablon(NyomtatvanyModel model)
        {
            try
            {
                DataSet ds = new NyomtatvanyokHelper(ConnectionTypeExtensions.GetSessionConnectionType()).GetDokumentumFejlecLablecSablon();

                return GetMemoryStreamByName(ds, nameof(NyomtatvanyEnum.NebuloSablon), nyomtatvanyNeve: nameof(NyomtatvanyEnum.NebuloSablon));
            }
            catch (Exception ex)
            {
                throw NyomtatvanyokLogic.NyomtatvanyError(ex);
            }
        }

        public FileStreamResult GetNebuloInZip(NyomtatvanyModel model, int statusz)
        {
            var OutPut = new MemoryStream();
            ZipOutputStream ZipOutPut = new ZipOutputStream(OutPut);

            try
            {
                List<DataSet> dsList = new NyomtatvanyokHelper(ConnectionTypeExtensions.GetSessionConnectionType()).GetNebuloErtesitoZip(statusz);

                byte[] buffer = new byte[Constants.General.BufferSize];

                string ertesitoTipus = statusz == FelvetelStatuszaTipusEnum.Felveve.AsInt() ? nameof(NyomtatvanyEnum.NebuloErtesitoFelveve) : nameof(NyomtatvanyEnum.NebuloErtesitoNemFelveve);

                foreach (DataSet item in dsList)
                {
                    DataRow dr = item.Tables[0].Rows[0];

                    string dokumentumNeve = $"{dr["NebuloNeve"].ToString().Trim().Replace(" ", "_")}_{dr["SzulIdo"].ToString().Trim().Replace(".", "")}";

                    var stream = GetMemoryStreamByName(item, ertesitoTipus, nyomtatvanyNeve: dokumentumNeve);

                    var fajlneve = $"{dokumentumNeve}.{Constants.ImportExport.FileFormatPdf}";
                    AddZipEntry(ZipOutPut, stream, fajlneve);
                }

                ZipOutPut.Finish();

                OutPut.Position = 0;

                return new FileStreamResult(OutPut, Constants.ImportExport.ContentType)
                {
                    FileDownloadName = ertesitoTipus + ".zip"
                };
            }
            catch (Exception ex)
            {
                throw NyomtatvanyokLogic.NyomtatvanyError(ex);
            }
        }
    }
}