import greenfoot.*;  // (World, Actor, GreenfootImage, Greenfoot and MouseInfo)

/**
 * Write a description of class PowerUps here.
 * 
 * @author (your name) 
 * @version (a version number or a date)
 */
public class PowerUps extends Actor
{
    int duration;
    boolean deleteAfterActCycle = false;
    
    public void act()
    {
        moveDown();
        touchedByPlayer();
        if (deleteAfterActCycle){
            getWorld().removeObject(this);
        }
    }
    
    public void touchedByPlayer(){
        if (getIntersectingObjects(Player.class).size() > 0){
            collect();
            deleteAfterActCycle = true;
        }
    }
    
    void collect(){
        Player player = getIntersectingObjects(Player.class).get(0);
        player.receivePowerUp(duration, "dummy");
    }
    
    public void moveDown()
    {
        setLocation(this.getX(), this.getY()+2);
        if(this.getY() >= getWorld().getHeight()-1)
        {
            deleteAfterActCycle = true;
        }
    }
}