/// <summary> /// The method creats XLSX file with all products, save it on server and returns it to client /// </summary> /// <returns>The XLSX (MS Exel) file with all products</returns> public FileResult ExportToExel() { TransferData export = new TransferData(); string filePath = Server.MapPath("~/Content/documents/Catalog.xlsx"); string fileType = "xlsx"; string fileName = "Catalog.xlsx"; export.ExportToXLSX(productService.GetAllElements(), filePath); return(File(filePath, fileType, fileName)); }