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package de.danoeh.antennapod.adapter.itunes;
import android.content.Context;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.TextView;
import com.bumptech.glide.Glide;
import com.bumptech.glide.load.engine.DiskCacheStrategy;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.List;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.activity.MainActivity;
import de.mfietz.fyydlin.SearchHit;
public class ItunesAdapter extends ArrayAdapter<ItunesAdapter.Podcast> {
/**
* Related Context
*/
private final Context context;
/**
* List holding the podcasts found in the search
*/
private final List<Podcast> data;
/**
* Constructor.
*
* @param context Related context
* @param objects Search result
*/
public ItunesAdapter(Context context, List<Podcast> objects) {
super(context, 0, objects);
this.data = objects;
this.context = context;
}
@NonNull
@Override
public View getView(int position, View convertView, @NonNull ViewGroup parent) {
//Current podcast
Podcast podcast = data.get(position);
//ViewHolder
PodcastViewHolder viewHolder;
//Resulting view
View view;
//Handle view holder stuff
if(convertView == null) {
view = ((MainActivity) context).getLayoutInflater()
.inflate(R.layout.itunes_podcast_listitem, parent, false);
viewHolder = new PodcastViewHolder(view);
view.setTag(viewHolder);
} else {
view = convertView;
viewHolder = (PodcastViewHolder) view.getTag();
}
//Set the title
viewHolder.titleView.setText(podcast.title);
if(podcast.feedUrl != null && !podcast.feedUrl.contains("itunes.apple.com")) {
viewHolder.urlView.setText(podcast.feedUrl);
viewHolder.urlView.setVisibility(View.VISIBLE);
} else {
viewHolder.urlView.setVisibility(View.GONE);
}
//Update the empty imageView with the image from the feed
Glide.with(context)
.load(podcast.imageUrl)
.placeholder(R.color.light_gray)
.diskCacheStrategy(DiskCacheStrategy.NONE)
.fitCenter()
.dontAnimate()
.into(viewHolder.coverView);
//Feed the grid view
return view;
}
/**
* Represents an individual podcast on the iTunes Store.
*/
public static class Podcast { //TODO: Move this out eventually. Possibly to core.itunes.model
/**
* The name of the podcast
*/
public final String title;
/**
* URL of the podcast image
*/
@Nullable
public final String imageUrl;
/**
* URL of the podcast feed
*/
@Nullable
public final String feedUrl;
private Podcast(String title, @Nullable String imageUrl, @Nullable String feedUrl) {
this.title = title;
this.imageUrl = imageUrl;
this.feedUrl = feedUrl;
}
/**
* Constructs a Podcast instance from a iTunes search result
*
* @param json object holding the podcast information
* @throws JSONException
*/
public static Podcast fromSearch(JSONObject json) {
String title = json.optString("collectionName", "");
String imageUrl = json.optString("artworkUrl100", null);
String feedUrl = json.optString("feedUrl", null);
return new Podcast(title, imageUrl, feedUrl);
}
public static Podcast fromSearch(SearchHit searchHit) {
return new Podcast(searchHit.getTitle(), searchHit.getImageUrl(), searchHit.getXmlUrl());
}
/**
* Constructs a Podcast instance from iTunes toplist entry
*
* @param json object holding the podcast information
* @throws JSONException
*/
public static Podcast fromToplist(JSONObject json) throws JSONException {
String title = json.getJSONObject("title").getString("label");
String imageUrl = null;
JSONArray images = json.getJSONArray("im:image");
for(int i=0; imageUrl == null && i < images.length(); i++) {
JSONObject image = images.getJSONObject(i);
String height = image.getJSONObject("attributes").getString("height");
if(Integer.parseInt(height) >= 100) {
imageUrl = image.getString("label");
}
}
String feedUrl = "https://itunes.apple.com/lookup?id=" +
json.getJSONObject("id").getJSONObject("attributes").getString("im:id");
return new Podcast(title, imageUrl, feedUrl);
}
}
/**
* View holder object for the GridView
*/
static class PodcastViewHolder {
/**
* ImageView holding the Podcast image
*/
final ImageView coverView;
/**
* TextView holding the Podcast title
*/
final TextView titleView;
final TextView urlView;
/**
* Constructor
* @param view GridView cell
*/
PodcastViewHolder(View view){
coverView = (ImageView) view.findViewById(R.id.imgvCover);
titleView = (TextView) view.findViewById(R.id.txtvTitle);
urlView = (TextView) view.findViewById(R.id.txtvUrl);
}
}
}
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