public ActionResult AddOrEdit(Basketball entry)
 {
     using (BasketballEntities db = new BasketballEntities())
     {
         var success = true;                    //Setting condition
         var message = "";                      //Test logic
         var newList = db.Basketballs.ToList(); //creating new list to compare too
         var compare = from c in newList
                       where c.Exercise == entry.Exercise && c.ExerciseDate == entry.ExerciseDate
                       select c; //LINQ to filter what to compare
         if (compare.Any())      //Checking if same exercise added on same day
         {
             success = false;
             message = "false!";
         }
         else     //IF condition is met, add and save data entry
         {
             db.Basketballs.Add(entry);
             db.SaveChanges();
             success = true;
             message = "succesful save!";
         }
         return(Json(new { success, message }, JsonRequestBehavior.AllowGet));
     }
 }
 //**** Loading the database onto the MVC *****//
 public ActionResult GetData()
 {
     using (BasketballEntities db = new BasketballEntities())
     {
         var bList = db.Basketballs.ToList();
         return(Json(new { data = bList }, JsonRequestBehavior.AllowGet));
     }
 }