private void OnPostImport(Importer import)
        {
            IFormFile file        = import.File;
            string    folderName  = "Upload";
            string    webRootPath = _hostingEnvironment.WebRootPath;
            string    newPath     = Path.Combine(webRootPath, folderName);

            StringBuilder sb = new StringBuilder();

            if (!Directory.Exists(newPath))
            {
                Directory.CreateDirectory(newPath);
            }
            if (file.Length > 0)
            {
                string sFileExtension = Path.GetExtension(file.FileName).ToLower();
                ISheet sheet;
                string fullPath = Path.Combine(newPath, file.FileName);
                Debug.WriteLine(file.ToString());
                Debug.WriteLine(fullPath);
                CentricsContext context = HttpContext.RequestServices.GetService(typeof(Centrics.Models.CentricsContext)) as CentricsContext;

                using (var stream = new FileStream(fullPath, FileMode.Create))
                {
                    Debug.WriteLine(stream.ToString());
                    Debug.WriteLine(stream.CanRead);


                    file.CopyTo(stream);
                    stream.Position = 0;
                    if (sFileExtension == ".xls")
                    {
                        HSSFWorkbook hssfwb = new HSSFWorkbook(stream); //This will read the Excel 97-2000 formats
                        sheet = hssfwb.GetSheetAt(0);                   //get first sheet from workbook
                    }
                    else
                    {
                        XSSFWorkbook hssfwb = new XSSFWorkbook(stream); //This will read 2007 Excel format
                        sheet = hssfwb.GetSheetAt(0);                   //get first sheet from workbook
                    }
                    IRow headerRow = sheet.GetRow(0);                   //Get Header Row
                    int  cellCount = headerRow.LastCellNum;
                    //sb.Append("<table class='table'><tr>");
                    // notneeded?
                    for (int j = 0; j < cellCount; j++)
                    {
                        NPOI.SS.UserModel.ICell cell = headerRow.GetCell(j);
                        if (cell == null || string.IsNullOrWhiteSpace(cell.ToString()))
                        {
                            continue;
                        }
                        //sb.Append("<th>" + cell.ToString() + "</th>");
                    }
                    //sb.Append("</tr>");
                    //sb.AppendLine("<tr>");
                    List <ClientAddress> ListCA = context.getAllClientAddress();

                    for (int i = (sheet.FirstRowNum + 1); i <= sheet.LastRowNum; i++) //Read Excel File
                    {
                        IRow row = sheet.GetRow(i);
                        if (row == null)
                        {
                            continue;
                        }
                        if (row.Cells.All(d => d.CellType == CellType.Blank))
                        {
                            continue;
                        }
                        //if (context.GetClientAddressList(row.GetCell(0).ToString()).ClientCompany != "") continue;
                        bool skip = false; // for ignoring
                        //for (int k = 0; k<ListCA.Count; k++)
                        //{
                        //    if (row.GetCell(0).ToString() == ListCA[i].ClientCompany)
                        //    {
                        //        skip = true;
                        //    } else if (row.GetCell(1).ToString() == ListCA[i].CustomerID)
                        //    {
                        //        skip = true;
                        //    }

                        //}
                        //if (skip)
                        //{
                        //    continue;
                        //}
                        ClientAddress cA = new ClientAddress();
                        cA.EmailList     = new List <string>();
                        cA.TitleList     = new List <string>();
                        cA.Addresslist   = new List <string>();
                        cA.ContactList   = new List <string>();
                        cA.ContactNoList = new List <string>();


                        for (int j = row.FirstCellNum; j < cellCount; j++)
                        {
                            if (row.GetCell(j) != null)
                            {
                                //trying to get the value of an empty cell as empty cell is neither 0 nor null nor "".
                                row.CreateCell(200);
                                if (row.GetCell(j).ToString() == row.GetCell(200).ToString())
                                {
                                    //assuming nothing is at 200 if not get fked?
                                    continue;
                                }
                                if (j == 0)
                                {
                                    cA.ClientCompany = row.GetCell(j).ToString();
                                }
                                else if (j == 1)
                                {
                                    cA.CustomerID = row.GetCell(j).ToString();
                                }
                                else if (j == 2)
                                {
                                    string stringer = "";
                                    stringer = row.GetCell(j).ToString();

                                    cA.Addresslist.Add(stringer);
                                }
                                else if (j == 3)
                                {
                                    cA.TitleList.Add(row.GetCell(j).ToString());
                                }
                                else if (j == 4)
                                {
                                    cA.ContactList.Add(row.GetCell(j).ToString());
                                }
                                else if (j == 5)
                                {
                                    cA.ContactNoList.Add(row.GetCell(j).ToString());
                                }
                                else if (j == 6)
                                {
                                    cA.EmailList.Add(row.GetCell(j).ToString());
                                }
                                else if (j == 7)
                                {
                                    cA.TitleList.Add(row.GetCell(j).ToString());
                                }
                                else if (j == 8)
                                {
                                    cA.ContactList.Add(row.GetCell(j).ToString());
                                }
                                else if (j == 9)
                                {
                                    cA.ContactNoList.Add(row.GetCell(j).ToString());
                                }
                                else if (j == 10)
                                {
                                    cA.EmailList.Add(row.GetCell(j).ToString());
                                }
                            }
                        }
                        //sb.AppendLine("</tr>");
                        Debug.WriteLine("i am done" + "1");
                        context.Imported(cA);
                    }
                    //sb.Append("</table>");
                }
            }
            //return this.Content(sb.ToString());
        }