private void SeedHosts(ApartmentReservationDbContext context)
        {
            this.Host = context.Add(new Host()
            {
                User = new User()
                {
                    Username  = "******",
                    Password  = "******",
                    FirstName = "Enyaba",
                    LastName  = "Geil",
                    Gender    = Genders.Female,
                    RoleName  = RoleNames.Host
                }
            }).Entity;

            context.SaveChanges();
        }
        private void SeedAdministrators(ApartmentReservationDbContext context)
        {
            this.Admin = context.Add(new Administrator()
            {
                User = new User()
                {
                    Username  = "******",
                    Password  = "******",
                    FirstName = "Jotaro",
                    LastName  = "Kujo",
                    Gender    = Genders.Male,
                    RoleName  = RoleNames.Administrator
                }
            }).Entity;

            context.SaveChanges();
        }