public Subscription registerUserAccountUpdate(Action1<UserAccountData> user) {
return userAccountDataBehaviorSubject.subscribe(user);
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
final MainPresenter presenter = getRetentionFragment(savedInstanceState).presenter();
setContentView(R.layout.main_activity);
final RecyclerView recyclerView = (RecyclerView) findViewById(R.id.main_activity_recycler_view);
final LinearLayoutManager layout =
new LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false);
recyclerView.setLayoutManager(layout);
final MainAdapter adapter = new MainAdapter();
recyclerView.setAdapter(adapter);
recyclerView.setItemAnimator(new DefaultItemAnimator());
final BehaviorSubject<Boolean> isLastSubject = BehaviorSubject.create(true);
recyclerView.setOnScrollListener(
new RecyclerView.OnScrollListener() {
boolean manualScrolling = false;
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
if (newState == RecyclerView.SCROLL_STATE_DRAGGING) {
manualScrolling = true;
}
if (manualScrolling && newState == RecyclerView.SCROLL_STATE_IDLE) {
manualScrolling = false;
final int lastVisibleItemPosition = layout.findLastVisibleItemPosition();
final int previousItemsCount = adapter.getItemCount();
final boolean isLast = previousItemsCount - 1 == lastVisibleItemPosition;
isLastSubject.onNext(isLast);
}
}
});
subs =
new CompositeSubscription(
isLastSubject.subscribe(presenter.lastItemInViewObserver()),
presenter
.itemsWithScrollObservable()
.subscribe(
new Action1<MainPresenter.ItemsWithScroll>() {
@Override
public void call(final MainPresenter.ItemsWithScroll itemsWithScroll) {
adapter.call(itemsWithScroll.items());
if (itemsWithScroll.shouldScroll()) {
recyclerView.post(
new Runnable() {
@Override
public void run() {
recyclerView.smoothScrollToPosition(
itemsWithScroll.scrollToPosition());
}
});
}
}
}),
presenter
.connectButtonEnabledObservable()
.subscribe(ViewActions.setEnabled(findViewById(R.id.main_activity_connect_button))),
presenter
.disconnectButtonEnabledObservable()
.subscribe(
ViewActions.setEnabled(findViewById(R.id.macin_activity_disconnect_button))),
presenter
.sendButtonEnabledObservable()
.subscribe(ViewActions.setEnabled(findViewById(R.id.main_activity_send_button))),
ViewObservable.clicks(findViewById(R.id.main_activity_connect_button))
.subscribe(presenter.connectClickObserver()),
ViewObservable.clicks(findViewById(R.id.macin_activity_disconnect_button))
.subscribe(presenter.disconnectClickObserver()),
ViewObservable.clicks(findViewById(R.id.main_activity_send_button))
.subscribe(presenter.sendClickObserver()));
}