public class Life extends Animals
{
    boolean remove = false; //creates boolean variable of remove
    public void act(){
        setLocation(getX(), getY() -5); //sets x and speed the heart crosses
        if (getY() == 0) {
            remove=true; 
            FrogHitter();  //removes heart when hit
        }
    }   
    public int getCount(){
        if(remove != true){ 
            return 0;
        }
        return 0; //heart has no score value, only increases lives
    } 
    public void playHitSound(){
        Greenfoot.playSound("pop.wav"); //plays hezrt sound when hit
    }
}

public class FrogWorld extends World
{
    Counter counter = new Counter("Score: "); //creates string to display you cumulative score
    Counter FrogLife = new Counter("Frogs Remaining: "); //Creats counter displaying the amont of frogs left  
    GreenfootSound backgroundMusic = new GreenfootSound("Greenfoot Song.mp3"); //sets sound as background music
    public FrogWorld(){ 
        super(600, 600, 1); //creats screen
        createWorldObjects(); // calls the method createWorldObjects
        backgroundMusic.playLoop(); //plays the background music when game is being played
    }
    public void act() {
        scores(); //calls the method of scores
    }
    public void countHit(FrogsHit hit){
        counter.add(hit.getCount()); //counts the hits of animaks
    }
    public void lose(){
        if(FrogLife.getValue()==1){ // if you have no lives left 
            addObject(new ScoreLose(counter.getValue()), getWidth()/2, getHeight()/2); //displays a scoreboard from the ScoreLose class
            Greenfoot.playSound("Lose.wav"); //plays a clip that says "you lose"
            backgroundMusic.stop(); //ends music when the game ends 
            Greenfoot.stop(); // and stops the greenfoot game
        }
        else{ //if you have more than a life left
            FrogLife.subtract(1); //it takes away one life from 
        }
    }
    public void win(){
        if(FrogLife.getValue()>=1 && FrogLife.getValue() < 10){ // if you have more than 1 life and less than 10
            FrogLife.add(1); //you are given an extra life when heart is hit
        }
    }
    private void createWorldObjects(){
        addObject(new FrogHunter(), 300,300); //calls frog hunter and starts baseball bat in middle of scree  
        addObject(counter, 90, 560); //shows the counter of score at places it on screen
        addObject(FrogLife, 170, 540); // shows "frogs left: " on screen and places in bottom corner 
        FrogLife.add(5); //adds 5 lives to begin the game
    }  
    public void scores(){
        int score = counter.getValue(); // creates variable score which is the value of the counter
        int num = Greenfoot.getRandomNumber(100); // sets random number between 1-100      
        int num1 = Greenfoot.getRandomNumber(100); // sets random number between 1-100   
        int num2 = Greenfoot.getRandomNumber(200); // sets random number between 1-200
        int num3 = Greenfoot.getRandomNumber(750); // sets random number between 1-750
        if (score > 0 && score <= 250 ){ //whenever score is below or at 250 at above 1
            if(num > 1 && num < 6){     
                addObject(new SwimmingFrog(), Greenfoot.getRandomNumber(599), 600); //adds a frog whenever the random number is between 1-6  
            } 
        }
         if (score > 250 && score <= 500){ //whenever score is between 250-500
            if(num > 1 && num < 7){    
                addObject(new SwimmingFrog(), Greenfoot.getRandomNumber(599), 600); //adds a frog whenever the random number is between 1-7  
            }       
            if(num2 == 1 || num2 == 2){    
                addObject(new Fish(), Greenfoot.getRandomNumber(599), 600); //adds a fish when the random number is equal to 1 or 2
            } 
        }
        if (score > 500 && score <= 2000){ //whenever score is between 500 and 2000
            if(num > 1 && num < 8){    
                addObject(new SwimmingFrog(), Greenfoot.getRandomNumber(599), 600); //adds a frog whenever the random number is between 1-8  
            }  
            if(num2 == 1 || num2 == 2){    
                addObject(new Fish(), Greenfoot.getRandomNumber(599), 600); //adds a fish when the random number is equal to 1 or 2   
            } 
            if(num2 == 3 || num2 == 4){    
                addObject(new PolarBear(), Greenfoot.getRandomNumber(599), 600); //adds a polar bear when the random number is equal to 3 or 4  
            }
        } 
        if(score >= 1 && score < 3000){ //between 0 and 3000 or anytime game is being played
            if(num3 == 375){    
                addObject(new Fly(), 600, Greenfoot.getRandomNumber(599)); // adds a fly whenever random number 3 equals 1
            } 
        }
        if (score > 2000 ){ //whenever score is above 2000
            if(num > 1 && num < 9){    
                addObject(new SwimmingFrog(), Greenfoot.getRandomNumber(599), 600); //adds a frog whenever the random number is between 1-9   
            }
            if(num2 == 1 || num2 == 2){    
                addObject(new Fish(), Greenfoot.getRandomNumber(599), 600);   //adds a fish when the random number is equal to 1 or 2
            }
            if(num2 == 3|| num2 == 4){    
                addObject(new PolarBear(), Greenfoot.getRandomNumber(599), 600);  //adds a polar bear when the random number is equal to 3 or 4 
            }
        }
        if (score == 499 || score == 999 || score == 1499 ||score == 1999 || score == 2499){
            addObject(new Life(), Greenfoot.getRandomNumber(599), 600); //adds a new heart (for new life) every 500 points 
        }
        if((FrogLife.getValue()>=1  && score >= 3000)){ //if you have a life and a score above 3000
            addObject(new ScoreWin(counter.getValue()), getWidth()/2, getHeight()/2); //displays score board from the score win class
            Greenfoot.playSound("Win.wav"); //plays a winnner sound
            backgroundMusic.stop(); //ends music when the game ends 
            Greenfoot.stop(); //stops the game
        }
    }
}