private void Calculations()
        {
            List <OutingContent> listContents = _repo.GetAllOutings();

            Console.Clear();
            Console.WriteLine("What would you like to see\n" +
                              "1. Combined cost of all outings\n" +
                              "2. Outing Cost by type");
            switch (Console.ReadLine())
            {
            case "1":
                //foreach (OutingContent item in listContents)
                //{
                //    item.TotalCost;
                //}
                double total = listContents.Sum(item => item.TotalCost);
                Console.WriteLine($"All outings combined cost: {total:C}");
                Console.ReadKey();
                break;

            case "2":
                Console.WriteLine("Enter Event Type:\n" +
                                  "1. Amusement Park\n" +
                                  "2. Bowling\n" +
                                  "3. Concert\n" +
                                  "4. Golf");
                Events events       = (Events)int.Parse(Console.ReadLine());
                var    pulledEvents = _repo.GetOutingByType(events);
                Console.WriteLine($"All {events} outings cost {listContents.Sum(item => pulledEvents.TotalCost):C}");     //getting incorrect number when add
                Console.ReadKey();
                break;

            default:
                Console.WriteLine("Error... please enter valid option...");
                break;
            }
        }