public ActionResult Edit(ItemDTO obj, IFormFile files1, IFormFile files2, IFormFile files3, IFormFile files4, int id)
        {
            var itemcategoryid = HttpContext.Request.Form["ItemCategoryId"].ToString();

            obj.ItemCategoryId = Convert.ToInt32(itemcategoryid);

            if (ModelState.IsValid)
            {
                try
                {
                    if (files1 != null)
                    {
                        var selectImageUrl = _db.Items.Where(x => x.ItemId == obj.ItemId).Select(x => x.ImageUrl1).SingleOrDefault();
                        var completepath   = _hostingEnvironment.WebRootPath + "\\itemImages\\" + obj.ItemCategoryId + selectImageUrl;
                        if (System.IO.File.Exists(completepath))
                        {
                            System.IO.File.Delete(completepath);
                        }

                        var    filepath = Path.GetTempFileName();
                        string filename = ContentDispositionHeaderValue.Parse(files1.ContentDisposition).FileName.Trim('"');
                        filename = this.EnsureFilename(filename);

                        using (FileStream filestream = System.IO.File.Create(this.Getpath(filename, id, obj)))
                        {
                            files1.CopyToAsync(filestream);
                            obj.ImageUrl1 = "\\" + obj.SignUpId + "\\" + obj.ItemName + "\\" + filename;
                        }
                    }
                    //Second Image ////////////////////////////////////////////////
                    if (files2 != null)
                    {
                        var selectImageUrl = _db.Items.Where(x => x.ItemId == obj.ItemId).Select(x => x.ImageUrl2).SingleOrDefault();
                        var completepath   = _hostingEnvironment.WebRootPath + "\\itemImages\\" + obj.ItemCategoryId + selectImageUrl;
                        if (System.IO.File.Exists(completepath))
                        {
                            System.IO.File.Delete(completepath);
                        }
                        var    filepath = Path.GetTempFileName();
                        string filename = ContentDispositionHeaderValue.Parse(files2.ContentDisposition).FileName.Trim('"');
                        filename = this.EnsureFilename(filename);

                        using (FileStream filestream = System.IO.File.Create(this.Getpath(filename, id, obj)))
                        {
                            files2.CopyToAsync(filestream);
                            obj.ImageUrl2 = "\\" + obj.SignUpId + "\\" + obj.ItemName + "\\" + filename;
                        }
                    }
                    //Third image /////////////////////////////////////////////////
                    if (files3 != null)
                    {
                        var selectImageUrl = _db.Items.Where(x => x.ItemId == obj.ItemId).Select(x => x.ImageUrl3).SingleOrDefault();
                        var completepath   = _hostingEnvironment.WebRootPath + "\\itemImages\\" + obj.ItemCategoryId + selectImageUrl;
                        if (System.IO.File.Exists(completepath))
                        {
                            System.IO.File.Delete(completepath);
                        }
                        var    filepath = Path.GetTempFileName();
                        string filename = ContentDispositionHeaderValue.Parse(files3.ContentDisposition).FileName.Trim('"');
                        filename = this.EnsureFilename(filename);

                        using (FileStream filestream = System.IO.File.Create(this.Getpath(filename, id, obj)))
                        {
                            files3.CopyToAsync(filestream);
                            obj.ImageUrl3 = "\\" + obj.SignUpId + "\\" + obj.ItemName + "\\" + filename;
                        }
                    }
                    //Fourth Image ///////////////////////////////////////////////
                    if (files4 != null)
                    {
                        var selectImageUrl = _db.Items.Where(x => x.ItemId == obj.ItemId).Select(x => x.ImageUrl4).SingleOrDefault();
                        var completepath   = _hostingEnvironment.WebRootPath + "\\itemImages\\" + obj.ItemCategoryId + selectImageUrl;
                        if (System.IO.File.Exists(completepath))
                        {
                            System.IO.File.Delete(completepath);
                        }
                        var    filepath = Path.GetTempFileName();
                        string filename = ContentDispositionHeaderValue.Parse(files4.ContentDisposition).FileName.Trim('"');
                        filename = this.EnsureFilename(filename);

                        using (FileStream filestream = System.IO.File.Create(this.Getpath(filename, id, obj)))
                        {
                            files4.CopyToAsync(filestream);
                            obj.ImageUrl4 = "\\" + obj.SignUpId + "\\" + obj.ItemName + "\\" + filename;
                        }
                    }
                    // TODO: Add update logic here
                    _itemData.EditedItem(obj);
                    return(RedirectToAction("Index", "Shop", new { id = id }));
                }
                catch (Exception ex)
                {
                    throw;
                }
            }
            return(View());
        }