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

/**
 * The bloodstream is the setting for our White Blood Cell scenario. 
 * It's a place where blood cells, bacteria and viruses float around.
 * 
 * @author Michael Kölling
 * @version 0.1
 */
public class Bloodstream extends World
{

    /**
     * Constructor: Set up the starting objects.
     */
    public Bloodstream()
    {    
        super(780, 360, 1);
        showText("Score:0000", 65, 20);
        showText("Time:2000", 720, 20);
        prepare();
        setPaintOrder(Border.class);
    }

    /**
     * Create new floating objects at irregular intervals.
     */
    public void act()
    {
        if (Greenfoot.getRandomNumber(100) < 1)
        {
            addObject(new Virus(), 779, Greenfoot.getRandomNumber(360));
        }
        
        if (Greenfoot.getRandomNumber(100) < 3)
        {
            addObject(new Bacteria(), 779, Greenfoot.getRandomNumber(360));
        }
        
        if (Greenfoot.getRandomNumber(100) < 5)
        {
            addObject(new RedCell(), 779, Greenfoot.getRandomNumber(360));
        }
    }
    
    /**
     * Prepare the world for the start of the program. In this case: Create
     * a white blood cell and the lining at the edge of the blood stream.
     */
    private void prepare()
    {
        WhiteCell whitecell = new WhiteCell();
        addObject(whitecell, 83, 179);
        Lining lining = new Lining();
        addObject(lining, 126, 1);
        Lining lining2 = new Lining();
        addObject(lining2, 342, 5);
        Lining lining3 = new Lining();
        addObject(lining3, 589, 2);
        Lining lining4 = new Lining();
        addObject(lining4, 695, 5);
        Lining lining5 = new Lining();
        addObject(lining5, 114, 359);
        Lining lining6 = new Lining();
        addObject(lining6, 295, 353);
        Lining lining7 = new Lining();
        addObject(lining7, 480, 358);
        Lining lining8 = new Lining();
        addObject(lining8, 596, 359);
        Lining lining9 = new Lining();
        addObject(lining9, 740, 354);
        Border borderLeft = new Border();
        addObject(borderLeft, 0, 180);
        Border borderRight= new Border();
        addObject(borderRight, 780, 180);        
    }
    
    public void showScore(int score)
    {
        if(score < 0){
            showText("Score:" + score, 65, 20);
            showText("YOU LOSE", 400, 180);
        }
        else if(score < 10){
            showText("Score:000" + score, 65, 20);
        }
        else if(score < 100){
            showText("Score:00" + score, 65, 20);
        }
        else if(score < 1000){
            showText("Score:0" + score, 65, 20);
        }
        else {
            showText("Score:" + score, 65, 20);
        }
    }
    
    public void showTime(int time)
    {
        if(time == 0){
            showText("Time:0000", 720, 20);
            Greenfoot.playSound("slurp.wav");
            showText("YOU WIN", 400, 180);
        }
        else if(time < 10){
            showText("Time:000" + time, 720, 20);
        }
        else if(time < 100){
            showText("Time:00" + time, 720, 20);
        }
        else if(time < 1000){
            showText("Time:0" + time, 720, 20);
        }
        else {
            showText("Time:" + time, 720, 20);
        }
    }
}