PetarMarijanovic

public Single<ActivityResult> start(Intent intent) {
    return fragment.start(intent);
  }

PetarMarijanovic

 @Override
  public void onActivityResult(int requestCode, int resultCode, Intent data) {
    resultSubject.onNext(Pair.create(requestCode, new ActivityResult(resultCode, data)));
  }

PetarMarijanovic

public Single<ActivityResult> start(final Intent intent) {
    int requestCode = RequestCodeGenerator.generate();

    startActivityForResult(intent, requestCode);

    return resultSubject
        .filter(isRequestCodeEqual(requestCode))
        .map(toActivityResult())
        .firstOrError();
  }

PetarMarijanovic

public RxActivityResult(@NonNull Activity activity) {
    FragmentManager manager = activity.getFragmentManager();

    RxActivityResultFragment attachedFragment =
        (RxActivityResultFragment) manager.findFragmentByTag(FRAGMENT_TAG);

    // If there is no RxActivityResultFragment already attached
    if (attachedFragment == null) {
      // Create new one
      attachedFragment = new RxActivityResultFragment();

PetarMarijanovic

class BluetoothActivity : AppCompatActivity() {
  
  override fun onCreate(savedInstanceState: Bundle?) {
    super.onCreate(savedInstanceState)
    enable_bluetooth.setOnClickListener { enableBluetooth() }
  }
  
  private fun enableBluetooth() {
    RxActivityResult(this)
        .start(Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE))

PetarMarijanovic

class BluetoothActivity : AppCompatActivity() {
  
  private val BT_REQUEST_CODE = 123
  
  override fun onCreate(savedInstanceState: Bundle?) {
    super.onCreate(savedInstanceState)
    enable_bluetooth.setOnClickListener { enableBluetooth() }
  }
  
  override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {

PetarMarijanovic

class MyApplication : Application() {

  @Inject lateinit var configs: Set<@JvmSuppressWildcards ApplicationConfig>
  
  override fun onCreate() {
    super.onCreate()
    
    DaggerAppComponent.builder().build().inject(this)
    configs.forEach { it.configure() }
  }

PetarMarijanovic

@Module
class ConfigModule {
  
  @Provides @IntoSet
  @Singleton
  fun timberConfig(): ApplicationConfig = TimberConfig()
  
  @Provides @IntoSet
  @Singleton
  fun crashlyticsConfig(context: Context): ApplicationConfig = CrashlyticsConfig(context)

PetarMarijanovic

class TimberConfig : ApplicationConfig {
  
  override fun configure() {
    if (BuildConfig.DEBUG) Timber.plant(Timber.DebugTree())
    else Timber.plant(CrashlyticsTree())
  }
  
  inner class CrashlyticsTree : Timber.Tree() {
    override fun log(priority: Int, tag: String, message: String, throwable: Throwable?) {
      if (priority == Log.VERBOSE || priority == Log.DEBUG) return

PetarMarijanovic

class MyApplication : Application() {
  
  @Inject lateinit var firebaseDatabase: FirebaseDatabase
  @Inject lateinit var firebaseAuth: FirebaseAuth
  
  override fun onCreate() {
    super.onCreate()
    
    DaggerAppComponent.builder().build().inject(this)