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package de.danoeh.antennapod.fragment;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.util.Log;
import android.view.ContextMenu;
import android.view.LayoutInflater;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.GridView;
import java.util.ArrayList;
import java.util.List;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.activity.MainActivity;
import de.danoeh.antennapod.adapter.NavListAdapter;
import de.danoeh.antennapod.adapter.SubscriptionsAdapter;
import de.danoeh.antennapod.core.asynctask.FeedRemover;
import de.danoeh.antennapod.core.dialog.ConfirmationDialog;
import de.danoeh.antennapod.core.feed.Feed;
import de.danoeh.antennapod.core.preferences.PlaybackPreferences;
import de.danoeh.antennapod.core.service.playback.PlaybackService;
import de.danoeh.antennapod.core.storage.DBReader;
import de.danoeh.antennapod.core.storage.DBWriter;
import de.danoeh.antennapod.core.util.FeedItemUtil;
import rx.Observable;
import rx.android.schedulers.AndroidSchedulers;
import rx.schedulers.Schedulers;
/**
* Fragment for displaying feed subscriptions
*/
public class SubscriptionFragment extends Fragment {
public static final String TAG = "SubscriptionFragment";
private GridView mSubscriptionGridLayout;
private DBReader.NavDrawerData mDrawerData;
private SubscriptionsAdapter mSubscriptionAdapter;
private NavListAdapter.ItemAccess mItemAccess;
private List<Feed> mSubscriptionList = new ArrayList<>();
private int mPosition = -1;
public SubscriptionFragment() {
}
public void setItemAccess(NavListAdapter.ItemAccess itemAccess) {
mItemAccess = itemAccess;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setRetainInstance(true);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View root = inflater.inflate(R.layout.fragment_subscriptions, container, false);
mSubscriptionGridLayout = (GridView) root.findViewById(R.id.subscriptions_grid);
registerForContextMenu(mSubscriptionGridLayout);
return root;
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
mSubscriptionAdapter = new SubscriptionsAdapter((MainActivity)getActivity(), mItemAccess);
mSubscriptionGridLayout.setAdapter(mSubscriptionAdapter);
loadSubscriptions();
mSubscriptionGridLayout.setOnItemClickListener(mSubscriptionAdapter);
if (getActivity() instanceof MainActivity) {
((MainActivity) getActivity()).getSupportActionBar().setTitle(R.string.subscriptions_label);
}
}
private void loadSubscriptions() {
Observable.fromCallable(() -> DBReader.getNavDrawerData())
.subscribeOn(Schedulers.newThread())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(result -> {
mDrawerData = result;
mSubscriptionList = mDrawerData.feeds;
mSubscriptionAdapter.setItemAccess(mItemAccess);
mSubscriptionAdapter.notifyDataSetChanged();
}, error -> {
Log.e(TAG, Log.getStackTraceString(error));
});
}
@Override
public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
super.onCreateContextMenu(menu, v, menuInfo);
AdapterView.AdapterContextMenuInfo adapterInfo = (AdapterView.AdapterContextMenuInfo) menuInfo;
int position = adapterInfo.position;
Object selectedObject = mSubscriptionAdapter.getItem(position);
if (selectedObject.equals(SubscriptionsAdapter.ADD_ITEM_OBJ)) {
mPosition = position;
return;
}
Feed feed = (Feed)selectedObject;
MenuInflater inflater = getActivity().getMenuInflater();
inflater.inflate(R.menu.nav_feed_context, menu);
menu.setHeaderTitle(feed.getTitle());
mPosition = position;
}
@Override
public boolean onContextItemSelected(MenuItem item) {
final int position = mPosition;
mPosition = -1; // reset
if(position < 0) {
return false;
}
Object selectedObject = mSubscriptionAdapter.getItem(position);
if (selectedObject.equals(SubscriptionsAdapter.ADD_ITEM_OBJ)) {
// this is the add object, do nothing
return false;
}
Feed feed = (Feed)selectedObject;
switch(item.getItemId()) {
case R.id.mark_all_seen_item:
Observable.fromCallable(() -> DBWriter.markFeedSeen(feed.getId()))
.subscribeOn(Schedulers.newThread())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(result -> {
loadSubscriptions();
}, error -> {
Log.e(TAG, Log.getStackTraceString(error));
});
return true;
case R.id.mark_all_read_item:
Observable.fromCallable(() -> DBWriter.markFeedRead(feed.getId()))
.subscribeOn(Schedulers.newThread())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(result -> {
loadSubscriptions();
}, error -> {
Log.e(TAG, Log.getStackTraceString(error));
});
return true;
case R.id.remove_item:
final FeedRemover remover = new FeedRemover(getContext(), feed) {
@Override
protected void onPostExecute(Void result) {
super.onPostExecute(result);
loadSubscriptions();
}
};
ConfirmationDialog conDialog = new ConfirmationDialog(getContext(),
R.string.remove_feed_label,
R.string.feed_delete_confirmation_msg) {
@Override
public void onConfirmButtonPressed(
DialogInterface dialog) {
dialog.dismiss();
long mediaId = PlaybackPreferences.getCurrentlyPlayingFeedMediaId();
if (mediaId > 0 &&
FeedItemUtil.indexOfItemWithMediaId(feed.getItems(), mediaId) >= 0) {
Log.d(TAG, "Currently playing episode is about to be deleted, skipping");
remover.skipOnCompletion = true;
int playerStatus = PlaybackPreferences.getCurrentPlayerStatus();
if(playerStatus == PlaybackPreferences.PLAYER_STATUS_PLAYING) {
getActivity().sendBroadcast(new Intent(
PlaybackService.ACTION_PAUSE_PLAY_CURRENT_EPISODE));
}
}
remover.executeAsync();
}
};
conDialog.createNewDialog().show();
return true;
default:
return super.onContextItemSelected(item);
}
}
@Override
public void onResume() {
super.onResume();
}
}
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