package rajak.sebastian.digidroid;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class MainActivity extends Activity {

    private EditText txtRez;
    private int prviOperand;
    private int drugiOperand;

    private final int PLUS = 1;
    private final int MINUS = 2;
    private final int PUTA  = 3;
    private final int PODELJENO = 4;


// A + B = C

    private boolean unetPrvi;
    private boolean unetDrugi;




    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);


    }

    public void sabiranje(View btnPlus){



    }

    public void upisiVrednost(View btnNekiBroj){

        Button dugme = (Button) btnNekiBroj;
        String cifra = (String) dugme.getText();






        // "1"
        // "4"
        // "4" + "1"
        // "41"

        if ( !unetPrvi){

            String prviOperandKaoString = "" + prviOperand;
            prviOperandKaoString += cifra;
            // 12345
            int vrednost = Integer.parseInt(prviOperandKaoString);
            prviOperand = vrednost;
            Toast.makeText(getApplicationContext(), prviOperandKaoString,
                       Toast.LENGTH_LONG).show();
            txtRez.setText(prviOperandKaoString);



        }

        else if(!unetDrugi){
            String drugiOperandKaoString = "" + drugiOperand;
            drugiOperandKaoString += cifra;
            int vrednost = Integer.parseInt(drugiOperandKaoString);
            drugiOperand = vrednost;
            Toast.makeText(getApplicationContext(), drugiOperandKaoString,
                       Toast.LENGTH_LONG).show();
            txtRez.setText(drugiOperandKaoString);
        }



    }


    public boolean onCreateOptionsMenu (Menu menu){
          super.onCreateOptionsMenu(menu);
           CreateMenu(menu);
           return true;
    }

    private void CreateMenu(Menu menu){
        MenuItem opcija1 = menu.add(0,0,0,"Prva opcija");
        {
            opcija1.setIcon(R.drawable.ic_launcher);
            opcija1.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
        }

        MenuItem opcija2 = menu.add(0,1,1,"Prva opcija");
        {
            opcija2.setIcon(R.drawable.ic_launcher);
            opcija2.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
        }

    }

    public boolean onOptionsItemSelected (MenuItem item){
            return MenuChoice(item);
    }

    private boolean MenuChoice (MenuItem item){

    switch( item.getItemId()){
       case 0:
           Toast.makeText(this, "Izabrali ste prvu opciju 1", Toast.LENGTH_LONG).show();
          return true;
       case 1:
         Toast.makeText(this, "Izabrali ste drugu opciju 2" , Toast.LENGTH_LONG).show();

    }
    return true;
    }

}