public bool Validate(string userInput)
 {
     if (MissleFactory.getMissle(userInput) == null)
     {
         return(false);
     }
     return(true);
 }
        public void Act()
        {
            string misslesList = Resources.misslesList;

            Console.WriteLine($"Enter The Missle Type To Add: ({misslesList})");
            MissleType = Console.ReadLine().ToUpper();
            while (!validation.Validate(MissleType))
            {
                Console.WriteLine("Please enter valid missle type:");
                MissleType = Console.ReadLine().ToUpper();
            }
            Missle missle = MissleFactory.getMissle(MissleType);

            MissleLauncher.AddMissle(missle);
        }