public async Task <IActionResult> Edit(List <IFormFile> files, CustomerVM customerVM) { var fileNameDb = adamUnit.AttachmentRepository.SingleOrDefault(x => x.OwnerId == customerVM.Id.ToString() && x.AttachmentOwner == AttachmentOwner.Customers); if (files.Count == 0 && fileNameDb == null) { ViewBag.ListCity = adamUnit.CityRepository.GetAll(x => x.Country == customerVM.Country).ToList(); ViewBag.file = "Please enter image"; return(View(customerVM)); } var userDb = adamUnit.CustomerRepository.Find(customerVM.Id); if (userDb.Email != customerVM.Email) { if (adamUnit.CustomerRepository.Exists(x => x.Email == customerVM.Email)) { customerVM.FilePath = adamUnit.AttachmentRepository.GetAll(x => x.OwnerId == customerVM.Id.ToString()).ToList(); ViewBag.ListCity = adamUnit.CityRepository.GetAll(x => x.Country == customerVM.Country).ToList(); ViewBag.Email = "Email is exists already"; return(View(customerVM)); } } if (ModelState.IsValid) { var Cust = adamUnit.CustomerRepository.SingleOrDefault(x => x.Id == customerVM.Id && x.IsDeleted == false); await adamUnit.CustomerRepository.UpdateAsync(customerVM.ToModelEdit(Cust)); string recordId = Cust.Id.ToString(); if (files != null && files.Count > 0) { string webRootPath = _hostingEnvironment.WebRootPath; var state = adamUnit.AttachmentRepository.OnPostUpload(files, recordId, AttachmentOwner.Customers, AttachmentType.Photo, webRootPath); } TempData["UpdateMessage"] = "Updated Successfully"; return(RedirectToAction(nameof(Index))); } return(View()); }