package com.example.myapplication;

        import androidx.appcompat.app.AppCompatActivity;

        import android.app.Activity;
        import android.content.Context;
        import android.content.SharedPreferences;
        import android.nfc.Tag;
        import android.os.Bundle;
        import android.util.Log;
        import android.view.View;
        import android.widget.TextView;

        import org.w3c.dom.Text;

        import java.util.zip.CheckedOutputStream;

        public class MainActivity extends AppCompatActivity {
        private String lastTextSaved;

        private final String TAG = "Logging Example";
        private final String creationsTAG = "onCreate()";
        private final String visiblesTAG = "onStart()";
        private final String foregroundsTAG = "onResume()";
        private final String ACTIVITY_TAG = "Is activated";

        private int onCreateCount;
        private int onStartCount;
        private int onResumeCount;
        TextView view, view2, view3;

        private static final String sharedPref = "com.example.android.MyApplication3";

        Counter creationsCounter = new Counter();
        Counter visiblesCounter = new Counter();
        Counter foregroundsCounter = new Counter();

        private SharedPreferences prefGet;

        @Override
        public void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            setContentView(R.layout.activity_main);
            view = (TextView) findViewById(R.id.numberCreations);
            view2 = (TextView) findViewById(R.id.numberVisibles);
            view3 = (TextView) findViewById(R.id.numberForegrounds);

            Log.d(TAG, Integer.toString(onCreateCount));
            Log.d(TAG, "onCreate() called");

            prefGet = getSharedPreferences("sharedPref" ,Activity.MODE_PRIVATE);
            SharedPreferences.Editor prefEditor = prefGet.edit();

            if(prefGet.contains(ACTIVITY_TAG)) {
                creationsCounter.setCounter(prefGet.getInt(creationsTAG, onCreateCount));
                visiblesCounter.setCounter(prefGet.getInt(visiblesTAG, onStartCount));
                foregroundsCounter.setCounter(prefGet.getInt(foregroundsTAG, onResumeCount));
            } else {
                prefGet.getInt(creationsTAG, 0);
                prefGet.getInt(visiblesTAG, 0);
                prefGet.getInt(foregroundsTAG, 0);
                prefEditor.putString(ACTIVITY_TAG, "Activated");
                prefEditor.apply();
            }
            creationsCounter.plusCount();
            updateUI();
            Log.d(TAG, Integer.toString(onCreateCount));
        }

        public void resetPressed(View view){
            SharedPreferences.Editor prefEditor = prefGet.edit();
            prefEditor.clear();
            creationsCounter.resetCount();
            visiblesCounter.resetCount();
            foregroundsCounter.resetCount();
            prefEditor.apply();
            updateUI();
        }

    public void onStart() {
        super.onStart();
        visiblesCounter.plusCount();
        Log.d(TAG, "onStart() called");
        TextView view2 = findViewById(R.id.numberVisibles);
        updateUI();
    }

    public void onResume() {
        super.onResume();
        foregroundsCounter.plusCount();
        TextView view3 = findViewById(R.id.numberForegrounds);
        Log.d(TAG, "onResume() called");
        updateUI();
    }

    public void onPause() {
        super.onPause();

        prefGet = getSharedPreferences("sharedPref", Activity.MODE_PRIVATE);
        SharedPreferences.Editor prefEditor = prefGet.edit();

        onCreateCount = creationsCounter.getCounter();
        onStartCount = visiblesCounter.getCounter();
        onResumeCount = foregroundsCounter.getCounter();

        prefEditor.putInt(creationsTAG, onCreateCount);
        prefEditor.putInt(visiblesTAG, onStartCount);
        prefEditor.putInt(foregroundsTAG, onResumeCount);
        prefEditor.apply();

        Log.d(TAG, "onPause() called");
    }

    public void onStop() {
        Log.d(TAG, "onStop() called");
        super.onStop();
        updateUI();
    }

    public void onDestroy() {
        Log.d(TAG, "onDestroy() called");
        super.onDestroy();
        updateUI();
    }

    public void updateUI(){
        view.setText(Integer.toString(creationsCounter.getCounter()));
        view2.setText(Integer.toString(visiblesCounter.getCounter()));
        view3.setText(Integer.toString(foregroundsCounter.getCounter()));
    }
}