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package de.danoeh.antennapod.fragment;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.fragment.app.Fragment;
import com.bumptech.glide.Glide;
import com.bumptech.glide.load.resource.bitmap.FitCenter;
import com.bumptech.glide.load.resource.bitmap.RoundedCorners;
import com.bumptech.glide.RequestBuilder;
import com.bumptech.glide.request.RequestOptions;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.core.event.PlaybackPositionEvent;
import de.danoeh.antennapod.core.feed.util.ImageResourceUtils;
import de.danoeh.antennapod.core.glide.ApGlideSettings;
import de.danoeh.antennapod.core.util.ChapterUtils;
import de.danoeh.antennapod.core.util.EmbeddedChapterImage;
import de.danoeh.antennapod.core.util.playback.Playable;
import de.danoeh.antennapod.core.util.playback.PlaybackController;
import io.reactivex.Maybe;
import io.reactivex.android.schedulers.AndroidSchedulers;
import io.reactivex.disposables.Disposable;
import io.reactivex.schedulers.Schedulers;
import org.greenrobot.eventbus.EventBus;
import org.greenrobot.eventbus.Subscribe;
import org.greenrobot.eventbus.ThreadMode;
/**
* Displays the cover and the title of a FeedItem.
*/
public class CoverFragment extends Fragment {
private static final String TAG = "CoverFragment";
private View root;
private TextView txtvPodcastTitle;
private TextView txtvEpisodeTitle;
private ImageView imgvCover;
private PlaybackController controller;
private Disposable disposable;
private int displayedChapterIndex = -2;
private Playable media;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
setRetainInstance(true);
root = inflater.inflate(R.layout.cover_fragment, container, false);
txtvPodcastTitle = root.findViewById(R.id.txtvPodcastTitle);
txtvEpisodeTitle = root.findViewById(R.id.txtvEpisodeTitle);
imgvCover = root.findViewById(R.id.imgvCover);
imgvCover.setOnClickListener(v -> onPlayPause());
return root;
}
private void loadMediaInfo() {
if (disposable != null) {
disposable.dispose();
}
disposable = Maybe.<Playable>create(emitter -> {
Playable media = controller.getMedia();
if (media != null) {
emitter.onSuccess(media);
} else {
emitter.onComplete();
}
})
.subscribeOn(Schedulers.io())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(media -> {
this.media = media;
displayMediaInfo(media);
}, error -> Log.e(TAG, Log.getStackTraceString(error)));
}
private void displayMediaInfo(@NonNull Playable media) {
txtvPodcastTitle.setText(media.getFeedTitle());
txtvEpisodeTitle.setText(media.getEpisodeTitle());
displayedChapterIndex = -2; // Force refresh
displayCoverImage(media.getPosition());
}
@Override
public void onDestroy() {
super.onDestroy();
// prevent memory leaks
root = null;
}
@Override
public void onStart() {
super.onStart();
controller = new PlaybackController(getActivity()) {
@Override
public boolean loadMediaInfo() {
CoverFragment.this.loadMediaInfo();
return true;
}
};
controller.init();
loadMediaInfo();
EventBus.getDefault().register(this);
}
@Override
public void onStop() {
super.onStop();
controller.release();
controller = null;
EventBus.getDefault().unregister(this);
}
@Subscribe(threadMode = ThreadMode.MAIN)
public void onEventMainThread(PlaybackPositionEvent event) {
if (media == null) {
return;
}
displayCoverImage(event.getPosition());
}
private void displayCoverImage(int position) {
int chapter = ChapterUtils.getCurrentChapterIndex(media, position);
if (chapter != displayedChapterIndex) {
displayedChapterIndex = chapter;
RequestBuilder<Drawable> cover = Glide.with(this)
.load(ImageResourceUtils.getImageLocation(media))
.apply(new RequestOptions()
.diskCacheStrategy(ApGlideSettings.AP_DISK_CACHE_STRATEGY)
.dontAnimate()
.transforms(new FitCenter(),
new RoundedCorners((int) (16 * getResources().getDisplayMetrics().density))));
if (chapter == -1 || TextUtils.isEmpty(media.getChapters().get(chapter).getImageUrl())) {
cover.into(imgvCover);
} else {
Glide.with(this)
.load(EmbeddedChapterImage.getModelFor(media, chapter))
.apply(new RequestOptions()
.diskCacheStrategy(ApGlideSettings.AP_DISK_CACHE_STRATEGY)
.dontAnimate()
.transforms(new FitCenter(),
new RoundedCorners((int) (16 * getResources().getDisplayMetrics().density))))
.thumbnail(cover)
.error(cover)
.into(imgvCover);
}
}
}
@Override
public void onDestroyView() {
super.onDestroyView();
if (disposable != null) {
disposable.dispose();
}
}
void onPlayPause() {
if (controller == null) {
return;
}
controller.playPause();
}
}
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