public ChallengeBusinessComponentAdapter()
 {
     _db = Eva18Singleton.Db;
     _auth = new AuthContext();
     _chalRepo = new ChallengeRepository();
     _scoreRepo = new ScoreRepository();
 }
 public UserBusinessComponentAdapter()
 {
     _uRepo = new UserRepository();
     _scoreRepo = new ScoreRepository();
     _chalBCA = new ChallengeBusinessComponentAdapter();
 }