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package de.danoeh.antennapod.ui.home.sections;
import android.os.Bundle;
import android.util.Log;
import android.view.ContextMenu;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.activity.MainActivity;
import de.danoeh.antennapod.adapter.HorizontalItemListAdapter;
import de.danoeh.antennapod.core.menuhandler.MenuItemUtils;
import de.danoeh.antennapod.core.storage.DBReader;
import de.danoeh.antennapod.core.util.FeedItemUtil;
import de.danoeh.antennapod.event.EpisodeDownloadEvent;
import de.danoeh.antennapod.event.FeedItemEvent;
import de.danoeh.antennapod.event.PlayerStatusEvent;
import de.danoeh.antennapod.event.playback.PlaybackPositionEvent;
import de.danoeh.antennapod.fragment.AllEpisodesFragment;
import de.danoeh.antennapod.model.feed.FeedItem;
import de.danoeh.antennapod.ui.home.HomeSection;
import de.danoeh.antennapod.view.viewholder.HorizontalItemViewHolder;
import io.reactivex.Observable;
import io.reactivex.android.schedulers.AndroidSchedulers;
import io.reactivex.disposables.Disposable;
import io.reactivex.schedulers.Schedulers;
import org.greenrobot.eventbus.Subscribe;
import org.greenrobot.eventbus.ThreadMode;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;
public class EpisodesSurpriseSection extends HomeSection {
public static final String TAG = "EpisodesSurpriseSection";
private static final int NUM_EPISODES = 8;
private static int seed = 0;
private HorizontalItemListAdapter listAdapter;
private Disposable disposable;
private List<FeedItem> episodes = new ArrayList<>();
@Nullable
@Override
public View onCreateView(@NonNull LayoutInflater inflater,
@Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
final View view = super.onCreateView(inflater, container, savedInstanceState);
viewBinding.shuffleButton.setVisibility(View.VISIBLE);
viewBinding.shuffleButton.setOnClickListener(v -> {
seed = new Random().nextInt();
viewBinding.recyclerView.scrollToPosition(0);
loadItems();
});
listAdapter = new HorizontalItemListAdapter((MainActivity) getActivity()) {
@Override
public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
super.onCreateContextMenu(menu, v, menuInfo);
MenuItemUtils.setOnClickListeners(menu, EpisodesSurpriseSection.this::onContextItemSelected);
}
};
listAdapter.setDummyViews(NUM_EPISODES);
viewBinding.recyclerView.setLayoutManager(
new LinearLayoutManager(getContext(), RecyclerView.HORIZONTAL, false));
viewBinding.recyclerView.setAdapter(listAdapter);
int paddingHorizontal = (int) (12 * getResources().getDisplayMetrics().density);
viewBinding.recyclerView.setPadding(paddingHorizontal, 0, paddingHorizontal, 0);
if (seed == 0) {
seed = new Random().nextInt();
}
return view;
}
@Override
public void onStart() {
super.onStart();
loadItems();
}
@Override
protected void handleMoreClick() {
((MainActivity) requireActivity()).loadChildFragment(new AllEpisodesFragment());
}
@Override
protected String getSectionTitle() {
return getString(R.string.home_surprise_title);
}
@Override
protected String getMoreLinkTitle() {
return getString(R.string.episodes_label);
}
@Subscribe(threadMode = ThreadMode.MAIN)
public void onPlayerStatusChanged(PlayerStatusEvent event) {
loadItems();
}
@Subscribe(threadMode = ThreadMode.MAIN)
public void onEventMainThread(FeedItemEvent event) {
Log.d(TAG, "onEventMainThread() called with: " + "event = [" + event + "]");
for (int i = 0, size = event.items.size(); i < size; i++) {
FeedItem item = event.items.get(i);
int pos = FeedItemUtil.indexOfItemWithId(episodes, item.getId());
if (pos >= 0) {
episodes.remove(pos);
episodes.add(pos, item);
listAdapter.notifyItemChangedCompat(pos);
}
}
}
@Subscribe(sticky = true, threadMode = ThreadMode.MAIN)
public void onEventMainThread(EpisodeDownloadEvent event) {
for (String downloadUrl : event.getUrls()) {
int pos = FeedItemUtil.indexOfItemWithDownloadUrl(episodes, downloadUrl);
if (pos >= 0) {
listAdapter.notifyItemChangedCompat(pos);
}
}
}
@Subscribe(threadMode = ThreadMode.MAIN)
public void onEventMainThread(PlaybackPositionEvent event) {
if (listAdapter == null) {
return;
}
for (int i = 0; i < listAdapter.getItemCount(); i++) {
HorizontalItemViewHolder holder = (HorizontalItemViewHolder)
viewBinding.recyclerView.findViewHolderForAdapterPosition(i);
if (holder != null && holder.isCurrentlyPlayingItem()) {
holder.notifyPlaybackPositionUpdated(event);
break;
}
}
}
private void loadItems() {
if (disposable != null) {
disposable.dispose();
}
disposable = Observable.fromCallable(() -> DBReader.getRandomEpisodes(NUM_EPISODES, seed))
.subscribeOn(Schedulers.io())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(episodes -> {
this.episodes = episodes;
listAdapter.setDummyViews(0);
listAdapter.updateData(episodes);
}, error -> Log.e(TAG, Log.getStackTraceString(error)));
}
}
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