package com.example.serwis;

import java.util.Timer;
import java.util.TimerTask;

import android.app.Service;
import android.content.Intent;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.IBinder;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;

public class MyService extends Service implements SensorEventListener {
    private Toast toast;
    private Timer timer;
    private TimerTask timerTask;
    private TextView textViewSteps;
    private SensorManager sensorManager;
    private Sensor mineSensor;
    int Steps;

    @Override
    public void onSensorChanged(SensorEvent sensorEvent) {
        if (sensorEvent.sensor == mineSensor) {
            Steps= (int) sensorEvent.values[0];
            textViewSteps.setText(String.valueOf(Steps));
        }
    }

    @Override
    public void onAccuracyChanged(Sensor sensor, int i) {

    }

    private class MyTimerTask extends TimerTask {
        @Override
        public void run() {
            showToast("Your service is still working");
        }
    }

    private void showToast(String text) {
        toast.setText(text);
        toast.show();
    }

    private void writeToLogs(String message) {
        Log.d("HelloServices", message);
    }

    @Override
    public void onCreate() {
        super.onCreate();
        writeToLogs("Called onCreate() method.");
        timer = new Timer();
        toast = Toast.makeText(this, "", Toast.LENGTH_SHORT);
    }

    @Override
    public int onStartCommand(Intent intent, int flags, int startId) {
        writeToLogs("Called onStartCommand() methond");
        clearTimerSchedule();
        initTask();
        timer.scheduleAtFixedRate(timerTask, 4 * 1000, 4 * 1000);
        showToast("Your service has been started");
        return super.onStartCommand(intent, flags, startId);
    }

    private void clearTimerSchedule() {
        if(timerTask != null) {
            timerTask.cancel();
            timer.purge();
        }
    }

    private void initTask() {
        timerTask = new MyTimerTask();
        textViewSteps = findViewById(R.id.textView);
        sensorManager = (SensorManager) getSystemService(SENSOR_SERVICE);
        if (sensorManager.getDefaultSensor(Sensor.TYPE_STEP_COUNTER) != null) {

            mineSensor = sensorManager.getDefaultSensor(Sensor.TYPE_STEP_COUNTER);

        } else {

            textViewSteps.setText("Brak sensora.");

        }
    }

    @Override
    public void onDestroy() {
        writeToLogs("Called onDestroy() method");
        clearTimerSchedule();
        showToast("Your service has been stopped");
        super.onDestroy();
    }

    @Override
    public IBinder onBind(Intent arg0) {
        return null;
    }
}