public void ChangeHappiness(int amount) { happiness += amount; if (amount > 0) { lastTimeHappy = DateTime.Now; } if (happiness > 15 && happiness < 85) { petController.Fine(); } if (happiness < 15) { petController.Sad(); } if (happiness < 0) { PetManager.instance.Die(); } else if (happiness > 100) { happiness = 100; } }