Расскажи про настроение

public enum Mood {
    HAPPY, SAD, ANGRY, CALM, EXCITED
}

Mood currentMood = Mood.HAPPY;

public class Person {
    private Mood mood;
    
    public void setMood(Mood mood) {
        this.mood = mood;
    }
    
    public String getMoodDescription() {
        return "Current mood: " + mood.name().toLowerCase();
    }
}