MainActivity

package id.my.slametbsan.rvdicoding;

import androidx.appcompat.app.AppCompatActivity;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;

import java.util.ArrayList;

public class MainActivity extends AppCompatActivity {
    private RecyclerView rvHeroes;
    private ArrayList<Hero> list = new ArrayList<>();

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

        rvHeroes = findViewById(R.id.rv_heroes);
        rvHeroes.setHasFixedSize(true);

        list.addAll(HeroesData.getListData());

        rvHeroes.setLayoutManager(new LinearLayoutManager(this));
        ListHeroAdapter listHeroAdapter = new ListHeroAdapter(list, new ListHeroAdapter.HeroListener() {
            @Override
            public void onClickDetil(View v, int position) {
                //ketika nama pahlawan di-klik, tampilkan DetilActivity
                Intent intent = new Intent(MainActivity.this, DetilActivity.class);
                intent.putExtra("data", list.get(position));
                startActivity(intent);
            }

            @Override
            public void onCLickSuka(View v, int position) {
                //ketika foto pahlawan di-klik tampilkan
                Toast.makeText(MainActivity.this, "Anda menyukai tokoh ini!", Toast.LENGTH_SHORT).show();
                //bisa juga diarahkan ke activity lain dg cara yg sama seperti di atas
                Intent intent = new Intent(MainActivity.this, SukaActivity.class);
                intent.putExtra("data", list.get(position));
                startActivity(intent);
            }
        });
        rvHeroes.setAdapter(listHeroAdapter);
    }

}