gaurav414u

public class ResourceEvent<T> {
    public enum Status {SUCCESS, ERROR, LOADING}
    private Status mStatus;
    private T mData;
    private String mMessage;

    public ResourceEvent() {
        this(Status.LOADING, null, null);
    }

gaurav414u

public abstract class NetworkBoundTask<ResponseType, EventType extends ResourceEvent<ResponseType>> implements Runnable {
    EventBus mEventBus;

    public NetworkBoundTask(EventBus eventBus) {
        mEventBus = eventBus;
        mEventBus.post((EventType) getNewEventWithCachedData());
    }

    @Override
    public void run() {

gaurav414u

public class AppExecutors {
    private final Executor networkIO;
    private final Executor diskIO;
    private final Executor mainThread;

    public AppExecutors(Executor networkIO, Executor diskIO, Executor mainThread) {
        this.networkIO = networkIO;
        this.diskIO = diskIO;
        this.mainThread = mainThread;
    }

gaurav414u

<resources>
    <color name="system_ui_scrim_light">#E3ffffff</color>
    <color name="system_ui_scrim_dark">#C3000000</color>

    <color name="status_bar_scrim">@color/system_ui_scrim_dark</color>
    <color name="nav_bar_scrim">@color/status_bar_scrim</color>
</resources>

gaurav414u

<resources>
    <color name="status_bar_scrim">@color/system_ui_scrim_dark</color>
    <!--nav_bar_scrim follows status_bar_scrim by default-->
</resources>

gaurav414u

<resources>
    <color name="status_bar_scrim">@color/system_ui_scrim_light</color>
    <color name="nav_bar_scrim">@color/system_ui_scrim_dark</color>
    <!--navigationBar icons cannot be light so we can only use dark scrim-->
</resources>

gaurav414u

<resources>
    <color name="nav_bar_scrim">@color/status_bar_scrim</color>
</resources>

gaurav414u

// Using kotlin for this class as it will be a one-liner :).
// - Immutable by default
// Alternatively, it can also be a sealed class. (code_beauty++)
data class ActivityState(val isLoading: Boolean, val result: Result?)

gaurav414u

class MyViewModel : ViewModel() {
  private val _isLoading = MutableLiveData(false)
  val isLoading: LiveData<Boolean> = _isLoading

  private val _result = MutableLiveData(Result.EMPTY)
  val result: LiveData<Result> = _result

  fun fetchData() {
      _isLoading.value = true
      // Fetch data