import java.util.Scanner;

public class Slideshow{
//fields: public/statc type and vairable name
    public Sound [] sounds;
    public Image [] pictures;
    
//constructor: same name as the class, no return type
    public Slideshow(){
        sounds = new Sound[0];
        pictures = new Image[0];

    }

    public void addSlide(Image newImg, Sound newSound){

        Sound[] copySound = new Sound[sounds.length+1];
        Image[] copyImg = new Image[pictures.length+1];

        copyImg[copyImg.length - 1] = newImg;
        copySound[copySound.length - 1] = newSound;

        for (int i = 0; i < this.pictures.length; ++i) {
            copyImg[i] = pictures[i];
        }

        this.pictures = copyImg;

        for (int i = 0; i < this.sounds.length; ++i) {
            copySound[i] = sounds[i];
        }

        this.sounds = copySound;

    }

    public void play(){


        for(int i = 0; i < pictures.length; ++i){
            //this shows the element of the specified index in the pictures array
            pictures[i].show();
            //this shows the element of the specified index in the sounds array
            sounds[i].play();
            //this pause the image, but keeps the music playing
            sounds[i].blockingPlay();
        }

    }

    public static void main(String[] args){

        Slideshow mySlideShow = new Slideshow();
//grabbing the files from its folder assigning a variable to that file
        Image img1 = new Image("res/cat.jpg");
        Image img2 = new Image("res/dog.jpg");
        Image img3 = new Image("res/bird.jpg");
        Sound snd1 = new Sound("music/sound1.wav");
        Sound snd2 = new Sound("music/sound2.wav");
        Sound snd3 = new Sound("music/sound3.wav");
//uses the addSlide method on the created object of the class
        mySlideShow.addSlide(img1, snd1);
        mySlideShow.addSlide(img2, snd2);
        mySlideShow.addSlide(img3, snd3);
//uses the play() method
        mySlideShow.play();
//this would initially ask the user if they want to replay the slideshow
        Scanner scnr = new Scanner(System.in);
        System.out.println("Would you like to replay the slides?");
        String reply = scnr.nextLine();
//this loops would iterate over and over again if the user input yes
        while(reply.equals("yes")){
            mySlideShow.play();
            System.out.println("Would you like to replay the slides?");
            reply = scnr.nextLine();
        } 
//If the user enters anythign other then user, then the program would exit 
//from the following command
        System.exit(0);  
    }
    
}