public ActionResult Create(FormCollection collection) { if (Session["LogedUserID"] != null) { var medicinename = ""; var medicineid = ""; ViewBag.successMessage = ""; ViewBag.errorMessage = ""; try { var action = Request.Form["action"].ToString(); if (action == "create") { medicinename = Request.Form["medicinename"].ToString(); var medicine = ( from p in db.Medicines where (p.medicineName == medicinename && p.active == true) select p ).FirstOrDefault(); if (medicine != null) { ViewBag.successMessage = ""; ViewBag.errorMessage = "Medicine already exists"; } if (medicine == null) { db.SP_AddMedicine(medicinename, Session["LogedUserID"].ToString()); db.SaveChanges(); ViewBag.successMessage = "Record has been saved successfully"; ViewBag.errorMessage = ""; } } if (action == "edit") { medicineid = Request.Form["id"].ToString(); medicinename = Request.Form["medicinename"].ToString(); //var medicine = ( // from p in db.Medicine // where (p.medicineName == medicinename && p.active == true) // select p // ).FirstOrDefault(); //if (medicine != null) //{ // ViewBag.successMessage = ""; // ViewBag.errorMessage = "Medicine already exists"; //} //if (medicine == null) //{ db.sp_UpdateMedicine(Convert.ToInt64(medicineid), medicinename, Session["LogedUserID"].ToString(), System.DateTime.Now); db.SaveChanges(); ViewBag.successMessage = "Record has been saved successfully"; ViewBag.errorMessage = ""; //} } if (action == "delete") { medicineid = Request.Form["id"].ToString(); db.sp_DeleteMedicine(Convert.ToInt64(medicineid), Session["LogedUserID"].ToString(), System.DateTime.Now); db.SaveChanges(); ViewBag.successMessage = "Record has been deleted successfully"; ViewBag.errorMessage = ""; } var __existingallmedicineList = db.SP_SelectMedicine(); return(View(__existingallmedicineList)); } catch (Exception ex) { ViewBag.errorMessage = "Error occurred while processing your request."; var _existingmedList = db.SP_SelectMedicine(); return(View(_existingmedList)); } } else { return(RedirectToAction("AdminLogin", "Account")); } }