package com.example.counter;

import androidx.appcompat.app.AppCompatActivity;
import androidx.core.content.ContextCompat;

import android.Manifest;
import android.content.pm.PackageManager;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Bundle;
import android.view.WindowManager;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity implements SensorEventListener {
    private static final int PHYISCAL_ACTIVITY = 0;
    private TextView textKroki;
private SensorManager sensorManager;
private Sensor mLiczKrok;
private boolean x;
int LiczKroki;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        if(ContextCompat.checkSelfPermission(this,
                Manifest.permission.ACTIVITY_RECOGNITION) == PackageManager.PERMISSION_DENIED){
            //ask for permission
            requestPermissions(new String[]{Manifest.permission.ACTIVITY_RECOGNITION}, PHYISCAL_ACTIVITY);
        }
        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
        textKroki= findViewById(R.id.textKroki);
        sensorManager= (SensorManager) getSystemService(SENSOR_SERVICE);

        if(sensorManager.getDefaultSensor(Sensor.TYPE_STEP_COUNTER)!=null){

            mLiczKrok = sensorManager.getDefaultSensor(Sensor.TYPE_STEP_COUNTER);
            x= true;
        }
        else {

            textKroki.setText("Brak sensora."); x=false;
        }
    }

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

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

    }

    @Override
    protected void onResume() {
        super.onResume();
        if(sensorManager.getDefaultSensor(Sensor.TYPE_STEP_COUNTER)!=null){

          sensorManager.registerListener(this,mLiczKrok,SensorManager.SENSOR_DELAY_NORMAL);
        }
    }
    @Override
    protected void onPause() {
        super.onPause();
        if(sensorManager.getDefaultSensor(Sensor.TYPE_STEP_COUNTER)!=null){
          sensorManager.unregisterListener(this,mLiczKrok);

        }
    }
}