public Team AddTeam(Team team)
        {
            team.Division = _db.Divisions.FirstOrDefault(t => t.DivisionId == team.DivisionId);

            _db.Teams.Add(team);
            _db.SaveChanges();

            return team;
        }
        public Team UpdateTeam(Team team)
        {
            team.TeamId = team.TeamId;

            team.Division = _db.Divisions.FirstOrDefault(t => t.DivisionId == team.DivisionId);

            _db.Teams.Attach(team);
            _db.Entry(team).State = EntityState.Modified;
            _db.SaveChanges();
            return team;
        }