/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package ensemble.autotest;

import java.lang.reflect.Method;
import javafx.animation.AnimationTimer;
import javafx.animation.KeyFrame;
import javafx.animation.Timeline;
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Group;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.layout.Pane;
import javafx.stage.Stage;
import javafx.util.Duration;

/**
 *
 * @author epavlova
 */
public class Ensemble8AutoTest extends Application {
    
    static {
        System.setProperty("java.net.useSystemProxies", "true");
        System.setProperty("http.proxyHost", "www-proxy.us.oracle.com");
        System.setProperty("http.proxyPort", "80");                                    
    }
    
    Stage stage;
    Pane root;
    Class sampleClass;
    Object sampleInstance;    
    int curSampleIdx;
        
    String[] samples = { "ensemble.samples.graphics.brickbreaker.BrickBreakerApp" };
    
    public void createScene() {
        root = new Pane();
        root.setPrefSize(800, 600);                
    }
        
    public void buildSample(String appClassName) {
        
        try {
            sampleClass = Class.forName(appClassName);
            sampleInstance = sampleClass.newInstance();
            Parent sampleRoot = (Parent) sampleClass.getMethod("createContent").invoke(sampleInstance);
            root.getChildren().add(sampleRoot);
        } catch (Exception ex) {
            ex.printStackTrace();
        }
        
    }
    
    public void startSample() {
        try {
            Method m = sampleClass.getMethod("play");
            if (m != null) m.invoke(sampleInstance);
        } catch (NoSuchMethodException ex) {
          // skip   
        } catch (Exception ex) {
            ex.printStackTrace();
        }            
    }
    
    public void stoptSample() {
        try {
            Method m = sampleClass.getMethod("stop");
            if (m != null) m.invoke(sampleInstance);
        } catch (NoSuchMethodException ex) {
          // skip   
        } catch (Exception ex) {
            ex.printStackTrace();
        }            
    }
    
    int prevSampleIdx = 0;
    int iters;
    public void play() {
        curSampleIdx = 0;
        
        System.out.println("Iteration: " + iters);
        
        Timeline mainTimeline = new Timeline();
        mainTimeline.setCycleCount(Timeline.INDEFINITE);
        KeyFrame mainFrame = new KeyFrame(Duration.millis(2000), new EventHandler<ActionEvent>() {
            @Override public void handle(ActionEvent e) {
                
                if (sampleInstance != null) {
                    System.out.println("Stop and remove " + samples[prevSampleIdx]);
                    stoptSample();                    
                }
                
                System.out.println("\ncurSample: " + curSampleIdx);
                System.out.println("Create and start " + samples[curSampleIdx]);                
                String sample = samples[curSampleIdx];
                root.getChildren().clear();
                buildSample(sample);
                startSample();
                
                prevSampleIdx = curSampleIdx;
                curSampleIdx = ((curSampleIdx +1) % samples.length);
                
                if (curSampleIdx == 0) {
                    System.out.println("Iteration: " + iters);
                    iters ++;
                }
                
            }
        });
        mainTimeline.getKeyFrames().add(mainFrame);
        
        mainTimeline.play();   
    }

    @Override
    public void start(Stage primaryStage) throws Exception {
        stage = primaryStage;       
        createScene();        
        stage.setResizable(false);
        stage.setScene(new Scene(root, 800, 600));
        stage.show();
        
        play();
    }

    /**
     * Java main for when running without JavaFX launcher
     */
    public static void main(String[] args) {
        launch(args);
    }    
}