ytdlnis/app/src/main/java/com/deniscerri/ytdl/MainActivity.java

package com.deniscerri.ytdl;

import android.content.Intent;
import android.content.res.ColorStateList;
import android.content.res.Configuration;
import android.os.Build;
import android.os.Bundle;
import android.util.Log;


import androidx.appcompat.app.AppCompatActivity;
import androidx.core.content.ContextCompat;
import androidx.fragment.app.Fragment;
import androidx.fragment.app.FragmentManager;
import com.deniscerri.ytdl.databinding.ActivityMainBinding;

import io.reactivex.disposables.CompositeDisposable;



public class MainActivity extends AppCompatActivity{

    ActivityMainBinding binding;

    private static final String TAG = "MainActivity";
    private final CompositeDisposable compositeDisposable = new CompositeDisposable();

    private HomeFragment homeFragment;
    private HistoryFragment historyFragment;
    private SettingsFragment settingsFragment;
    private Fragment lastFragment;
    private FragmentManager fm;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        binding = ActivityMainBinding.inflate(getLayoutInflater());

        if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.S){
            this.setTheme(R.style.AppTheme);

            ColorStateList list = new ColorStateList(
              new int[][]{
                new int[]{}
              },
              new int[]{
                   ContextCompat.getColor(getApplicationContext(), R.color.material_dynamic_primary50)
               }
            );
            binding.bottomNavigationView.setItemActiveIndicatorColor(list);
            binding.bottomNavigationView.setItemRippleColor(list);

            int nightMode = getApplicationContext().getResources().getConfiguration().uiMode &
                            Configuration.UI_MODE_NIGHT_MASK;
            if(nightMode == Configuration.UI_MODE_NIGHT_YES){
                binding.bottomNavigationView.setBackgroundColor(ContextCompat.getColor(getApplicationContext(), R.color.material_dynamic_neutral10));
            }

            getWindow().setStatusBarColor(ContextCompat.getColor(getApplicationContext(), R.color.material_dynamic_neutral10));
        }

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);
        setContentView(binding.getRoot());

        fm = getSupportFragmentManager();

        homeFragment = new HomeFragment();
        historyFragment = new HistoryFragment();
        settingsFragment = new SettingsFragment();

        fm.beginTransaction()
                .replace(R.id.frame_layout, homeFragment)
                .add(R.id.frame_layout, historyFragment)
                .add(R.id.frame_layout, settingsFragment)
                .hide(historyFragment)
                .hide(settingsFragment)
                .commit();

        lastFragment = homeFragment;

        binding.bottomNavigationView.setOnItemSelectedListener(item -> {
            switch(item.getItemId()){
                case R.id.home:
                    replaceFragment(homeFragment);
                    break;
                case R.id.history:
                    replaceFragment(historyFragment);
                    break;
                case R.id.settings:
                    replaceFragment(settingsFragment);
                    break;

            }
            return true;
        });

        Intent intent = getIntent();
        handleIntents(intent);

    }

    @Override
    protected void onNewIntent(Intent intent) {
        super.onNewIntent(intent);
        handleIntents(intent);
    }

    public void handleIntents(Intent intent){
        String action = intent.getAction();
        if(Intent.ACTION_SEND.equals(action)){
            Log.e(TAG, action);


            homeFragment = new HomeFragment();
            historyFragment = new HistoryFragment();
            settingsFragment = new SettingsFragment();

            homeFragment.handleIntent(intent);
            fm.beginTransaction()
                    .replace(R.id.frame_layout, homeFragment)
                    .add(R.id.frame_layout, historyFragment)
                    .add(R.id.frame_layout, settingsFragment)
                    .hide(historyFragment)
                    .hide(settingsFragment)
                    .commit();

            lastFragment = homeFragment;
        }
    }

    @Override
    protected void onDestroy() {
        compositeDisposable.dispose();
        super.onDestroy();
    }

    private void replaceFragment(Fragment f){
        fm.beginTransaction().hide(lastFragment).show(f).commit();
        lastFragment = f;
    }

}