public JsonResult DeleteFile(string id)
        {
            if (String.IsNullOrEmpty(id))
            {
                Response.StatusCode = (int)HttpStatusCode.BadRequest;
                return(Json(new { Result = "Error" }));
            }
            try
            {
                Guid guid = new Guid(id);
                FileCheckRequestFDetail fileCheckRequestFDetail = db.FileCheckRequestFDetails.Find(guid);
                if (fileCheckRequestFDetail == null)
                {
                    Response.StatusCode = (int)HttpStatusCode.NotFound;
                    return(Json(new { Result = "Error" }));
                }

                //Remove from database
                db.FileCheckRequestFDetails.Remove(fileCheckRequestFDetail);
                db.SaveChanges();

                //Delete file from the file system
                var path = Path.Combine(Server.MapPath("~/images/"), fileCheckRequestFDetail.Id + fileCheckRequestFDetail.Extension);
                if (System.IO.File.Exists(path))
                {
                    System.IO.File.Delete(path);
                }
                return(Json(new { Result = "OK" }));
            }
            catch (Exception ex)
            {
                return(Json(new { Result = "ERROR", Message = ex.Message }));
            }
        }
        //public ActionResult Create([Bind(Include = "CheckRequestFId,MlsCo,CheckStatusId,PurchaseOrderNumber,PartNumber,PartDescription,CheckNo,Amount,Customer,Supplier,RequestDateTime,MailDateTime,ActualMailDateTime,ShipMethod,TrackingInfo,Notes")] CheckRequestF checkRequestF)
        public ActionResult Create(CheckRequestF checkRequestF)
        {
            if (ModelState.IsValid)
            {
                List <FileCheckRequestFDetail> fileCheckRequestFDetails = new List <FileCheckRequestFDetail>();
                for (int i = 0; i < Request.Files.Count; i++)
                {
                    var file = Request.Files[i];

                    if (file != null && file.ContentLength > 0)
                    {
                        var fileName = Path.GetFileName(file.FileName);
                        FileCheckRequestFDetail fileCheckRequestFDetail = new FileCheckRequestFDetail()
                        {
                            FileName  = fileName,
                            Extension = Path.GetExtension(fileName),
                            Id        = Guid.NewGuid()
                        };
                        fileCheckRequestFDetails.Add(fileCheckRequestFDetail);

                        var path = Path.Combine(Server.MapPath("~/images/"), fileCheckRequestFDetail.Id + fileCheckRequestFDetail.Extension);
                        file.SaveAs(path);
                    }
                }

                checkRequestF.FileCheckRequestFDetails = fileCheckRequestFDetails;
                db.CheckRequestFs.Add(checkRequestF);
                db.SaveChanges();
                return(RedirectToAction("Index"));
            }

            return(View());
            //return View(checkRequestF);
        }
        //public ActionResult Edit([Bind(Include = "CheckRequestFId,MlsCo,CheckStatusId,PurchaseOrderNumber,PartNumber,PartDescription,CheckNo,Amount,Customer,Supplier,RequestDateTime,MailDateTime,ActualMailDateTime,ShipMethod,TrackingInfo,Notes")] CheckRequestF checkRequestF)
        public ActionResult Edit(CheckRequestF checkRequestF)
        {
            if (ModelState.IsValid)
            {
                //New Files
                for (int i = 0; i < Request.Files.Count; i++)
                {
                    var file = Request.Files[i];

                    if (file != null && file.ContentLength > 0)
                    {
                        var fileName = Path.GetFileName(file.FileName);
                        FileCheckRequestFDetail fileCheckRequestFDetail = new FileCheckRequestFDetail()
                        {
                            FileName        = fileName,
                            Extension       = Path.GetExtension(fileName),
                            Id              = Guid.NewGuid(),
                            CheckRequestFId = checkRequestF.CheckRequestFId
                        };
                        var path = Path.Combine(Server.MapPath("~/images/"), fileCheckRequestFDetail.Id + fileCheckRequestFDetail.Extension);
                        file.SaveAs(path);

                        db.Entry(fileCheckRequestFDetail).State = EntityState.Added;
                    }
                }

                db.Entry(checkRequestF).State = EntityState.Modified;
                db.SaveChanges();
                return(RedirectToAction("Index"));
            }
            return(View());
            //return View(checkRequestF);
        }