import objectdraw.*;

// a basketball simulator that allows dragging the ball to the hoop
public class BestBasketball extends FrameWindowController {

    // placement of the text display
    private static final int TEXT_X = 100;
    private static final int TEXT_Y = 300;
    private static final int TEXT_SIZE = 16;

    // placement and sizing of the hoop
    private static final int HOOP_X = 150;
    private static final int HOOP_Y = 60;
    private static final int HOOP_WIDTH = 100;
    private static final int HOOP_HEIGHT = 60;

    // placement and sizing of the ball
    private static final int BALL_X = 180;
    private static final int BALL_Y = 230;
    private static final int BALL_SIZE = 35;

    // the Text object which displays the count
    private Text display;

    // the oval that represent the hoop
    private FramedOval hoop;

    // the number of points
    private int score = 0;

    // the ball itself
    private FilledOval ball;

    // Last position of mouse while dragging
    private Location lastPoint;

    // remembers whether the ball was touched when the button was pressed
    private boolean ballGrabbed = false;

    // initialize the counter and the text message
    public void begin() {
        display = new Text("Take a shot.", TEXT_X, TEXT_Y, canvas);
        display.setFontSize(TEXT_SIZE);
        hoop = new FramedOval(HOOP_X, HOOP_Y, HOOP_WIDTH, HOOP_HEIGHT, canvas);
        ball = new FilledOval(BALL_X, BALL_Y, BALL_SIZE, BALL_SIZE, canvas);
    }

    public void onMousePress(Location point){
        lastPoint = point;
        ballGrabbed = ball.contains(point);
    }

    // Move the basketball as the mouse is dragged
    public void onMouseDrag(Location point){
        if (ballGrabbed) {
            ball.move(point.getX() - lastPoint.getX(), point.getY() - lastPoint.getY());
            lastPoint = point;
        }

    }

    // increment the counter and update the text if player scores
    public void onMouseRelease(Location point) {
        if (ballGrabbed && hoop.contains(point)) {
            score = score + 2;
            display.setText("You have scored " + score + " points.");
        } else {
            display.setText("Sorry, you missed!");
        }
        ball.moveTo(BALL_X, BALL_Y);
    }

}