private ExperienceViewModel BuildCurrentExperienceViewModel()
 {
     return(new ExperienceViewModel(_experienceRepository.CurrentExperience(),
                                    _playerLevelProgression.GetExperienceRequirementForLevel(_experienceRepository.CurrentLevel()),
                                    _experienceRepository.CurrentLevel(),
                                    _playerLevelProgression.GetUnlockedEnemies(_experienceRepository.CurrentLevel())));
 }