MainActivity.java

import android.os.Bundle;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;

import androidx.activity.EdgeToEdge;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.graphics.Insets;
import androidx.core.view.ViewCompat;
import androidx.core.view.WindowInsetsCompat;

public class MainActivity extends AppCompatActivity {

    private static boolean isHooverOn = false;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        EdgeToEdge.enable(this);
        setContentView(R.layout.activity_main);
        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
            return insets;
        });


        EditText programInput = this.findViewById(R.id.program_input);
        TextView programDisplay = this.findViewById(R.id.washing_display);
        Button washingMachineButton = this.findViewById(R.id.washing_button);
        washingMachineButton.setOnClickListener((current) -> {
            try {
                int program = Integer.parseInt(programInput.getText().toString());
                if(program >= 1 && program <= 12) {
                    programDisplay.setText("Numer prania: "+program);
                }
            } catch (Exception ignored) {

            }
        });

        Button hooverButton = this.findViewById(R.id.hoover_toggle);
        TextView enabledText = this.findViewById(R.id.hoover_state);
        hooverButton.setOnClickListener(v -> {
            isHooverOn = !isHooverOn;

            if(isHooverOn) {
                enabledText.setText("Odkurzacz włączony");
                hooverButton.setText("WYŁĄCZ");
            } else {
                enabledText.setText("Odkurzacz wyłączony");
                hooverButton.setText("WŁĄCZ");
            }

        });
    }
}