import java.util.Timer;
import java.util.TimerTask;
import java.awt.event.*;

public class EggTimer implements ActionListener {
    private Timer timer;
    private final int startMinutes;
    private int minutes;
    private int seconds;
    private boolean isCounting = false;
    private boolean isStopped = false;
    private NumberDisplay nDisplay;

    public EggTimer(int minutes) {
        nDisplay = new NumberDisplay(minutes);
        this.minutes = minutes;
        this.startMinutes = minutes;
        nDisplay.getStart().addActionListener(this);
        nDisplay.getStop().addActionListener(this);
        nDisplay.getReset().addActionListener(this);
        nDisplay.getSetTime().addActionListener(this);
    }

    public void start() {
        timer = new Timer();
        timer.schedule(new TimerTask() {
            public void run() {
                int secs = getSeconds();
                int mins = getMinutes();
                if( secs == 0 && mins == 0 ) {
                    playSound();
                    return;
                }
                if( secs > 0 ) {
                    setSeconds( secs - 1 );
                } else {
                    setMinutes( mins - 1 );
                    setSeconds( 59 );
                }
            }
        }, 0, 1000);
    }

    public int getMinutes() {
        return minutes;
    }

    public void setMinutes(int newValue) {
        minutes = newValue;
        nDisplay.setMinute(minutes);
    }

    public int getSeconds() {
        return seconds;
    }

    public void setSeconds(int newValue) {
        seconds = newValue;
        nDisplay.setSecond(newValue);
    }

    private void playSound() {

    }

    public void actionPerformed(ActionEvent e) {
        String command = e.getActionCommand();

        if(command.equals("Start")) {
            if(isCounting == false && isStopped == false) {
                isCounting = true;
                start();
            } else if (isCounting == false && isStopped == true) {
                isCounting = true;
                isStopped = false;
                start();
            }

        } else if(command.equals("Stop")) {
            if(isCounting == true && isStopped == false) {
                try {
                        isCounting = false;
                        isStopped = true;
                        timer.cancel();
                    } catch (IllegalMonitorStateException imserr) {
                        System.out.println(imserr.getMessage());
                    }
                } else if (isStopped == true) {

                }
        } else if(command.equals("Reset")) {
            setMinutes(startMinutes);
            setSeconds(0);
        }
    }
}