public string HelloWorld()
        {
            BusinessLogic bl = new BusinessLogic();
            //bl.HelloWorldBusinessLogic();

            return bl.HelloWorldBusinessLogic();
        }
        public string Login(string username, string password)
        {
            BusinessLogic bl = new BusinessLogic();

            return bl.Login(username, password);
        }
        public string AddUser(string username, string password, string customer)
        {
            BusinessLogic bl = new BusinessLogic();

            return bl.AddUser(username, password, customer);
        }
 public string AddUnit(string UnitID, string Room, string type, string customer)
 {
     BusinessLogic bl = new BusinessLogic();
     return bl.AddUnit(UnitID, Room, type, customer);
 }
        public string AddType(string type, string customer)
        {
            BusinessLogic bl = new BusinessLogic();

            return bl.AddType(type, customer);
        }
        public string AddLog(string ID, DateTime timestamp, string action)
        {
            BusinessLogic bl = new BusinessLogic();

            return bl.AddLog(ID, timestamp, action);
        }
        public string AddEventForType(string type, string action, string description, string customer)
        {
            BusinessLogic bl = new BusinessLogic();

            return bl.AddEventForType(type, action, description, customer);
        }
 public string AddCustomer(string customer)
 {
     BusinessLogic bl = new BusinessLogic();
     return bl.AddCustomer(customer);
 }