package sample;

import javafx.scene.image.Image;

import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.*;
import java.util.jar.JarEntry;
import java.util.jar.JarFile;

public class loadPhotos {

    Map<String,GameObject> images;
    @SuppressWarnings("resource")
    public Map<String, GameObject>  getClassNamesFromJar(String JarName) {
        JarName = "lib\\" + JarName;
        List<Class<?>> listofClasses = new ArrayList<Class<?>>();
        images=new HashMap<>();
        try {
            File pathToJar = new File(JarName);
            JarFile jarFile;
            jarFile = new JarFile(pathToJar);
            Enumeration<JarEntry> e = jarFile.entries();
            URL[] urls = { new URL("jar:file:" + pathToJar + "!/") };
            URLClassLoader cl = URLClassLoader.newInstance(urls);
//            while (e.hasMoreElements()) {
                JarEntry je = e.nextElement();
//                if (je.isDirectory() || !je.getName().endsWith(".class")) {
//                    continue;
//                }
                String className = je.getName().substring(0, je.getName().length() - 6);
                className = className.replace('/', '.');
                String finalName=className.replace("View.Shapes.","");
                System.out.println(className);
                GameObject iO;
                className = "sample.RedBall";
            Class exampleClass = Class.forName(className);
                try {
                    iO = (GameObject) exampleClass.getDeclaredConstructor().newInstance();
                    Method m = exampleClass.getDeclaredMethod("loadImage", null);
                    System.out.println("Got method: " + m);
                    iO = (GameObject) m.invoke(iO, null);
                    images.put(finalName,iO);
                    System.out.println("Class: "+finalName + " added to the list");
                }
                catch (Exception E){
//                    System.out.println("Not Game Object");
                }
//            }
        } catch (IOException | ClassNotFoundException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

        return images;
    }
}